1 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
6 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
8 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
10 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
12 * gcse.c (compute_transp, load_killed_in_block): Use
15 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
18 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
20 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22 * errors.h (warning, error, fatal, internal_error): Add printf
24 * genmodes.c (make_vector_mode): Fix format arguments.
26 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
29 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
30 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
31 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
32 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
33 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
34 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
35 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
36 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
37 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
38 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
39 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
40 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
41 errors.h and include toplev.h if necessary.
43 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
44 errors.h otherwise include toplev.h.
46 * Makefile.in: Update dependencies.
49 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
51 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
53 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
55 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
56 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
57 be complemented for big-endian. Mask for AND must be rotated,
58 not shifted. Handle short operands with NOT on the memory
61 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
63 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
64 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
65 * dwarf2out.c (dwarf2out_var_location): Ditto.
66 * toplev.c (default_tree_printer): Ditto.
67 * tree-outof-ssa.c (create_temp): Ditto.
68 * tree-sra.c (instantiate_element): Ditto.
69 * var-tracking.c (track_expr_p): Ditto.
70 * tree.c (struct tree_map): New structure.
71 (debug_expr_for_decl): New.
72 (tree_map_eq): New function.
73 (tree_map_hash): Ditto.
74 (tree_map_marked_p): Ditto.
75 (print_debug_expr_statistics): Ditto.
76 (decl_debug_expr_lookup): Ditto.
77 (decl_debug_expr_insert): Ditto.
78 (dump_tree_statistics): Dump debug_expr hashtable stats.
79 * tree.h (DECL_DEBUG_EXPR): Change
80 (SET_DECL_DEBUG_EXPR): Add.
82 2005-06-01 Alan Modra <amodra@bigpond.net.au>
84 * configure.ac: Add --enable-secureplt.
85 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
86 * config.in: Regenerate.
87 * configure: Regenerate.
88 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
89 rs6000/secureplt.h to tm_file when enable_secureplt.
90 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
91 * doc/install.texi: Document --enable-targets and --enable-secureplt.
92 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
93 * config/rs6000/secureplt.h: New file.
94 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
95 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
97 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
98 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
99 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
100 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
101 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
102 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
103 TARGET_SECURE_PLT got register load sequence.
104 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
106 (rs6000_elf_declare_function_name): Don't emit toc address offset
107 word when TARGET_SECURE_PLT.
108 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
109 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
110 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
111 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
113 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
114 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
116 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
117 (__trampoline_setup): Likewise. Init r30 before plt call.
119 2005-05-31 DJ Delorie <dj@redhat.com>
121 * expr.c (convert_move): When a partial_int requires multiple
122 conversion steps, make sure successive steps convert the
123 intermediate value, not the original value.
125 * expmed.c (expand_mult): Convert partial_int multiplies to
126 shift/add combinations too.
128 * genmodes.c (mode_data): Add wider_2x.
129 (calc_wider_mode): Calculate twice-wider mode too.
130 (emit_mode_wider): Emit twice-wider mode too.
131 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
132 * expr.c (expand_expr_real_1): Use it for expanding
135 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
137 PR tree-optimization/21817
138 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
140 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
142 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
145 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
149 * fold-const.c (fold_checksum_tree): Copy types also if
150 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
151 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
153 Tail recurse TREE_LIST's TREE_CHAIN.
155 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
158 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
159 SSA_NAME twice and cause the loop to become finite. Remove the test
162 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
164 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
167 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
169 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
170 the documentation to make it more future-proof.
171 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
172 * target.h (gcc_target): Add check_pch_target_flags.
173 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
174 (TARGET_INITIALIZER): Include it.
175 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
176 * config/sh/sh.h (sh_pch_valid_p): Delete.
177 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
178 (sh_check_pch_target_flags): New function.
179 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
181 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
183 * fold-const.c (extract_array_ref): Handle more cases,
184 do some useful canonicalization of the base.
185 (fold_binary): Explicitly deal with arrays of zero-sized
186 structures during folding of &a[i] == &a[j].
188 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
190 * doc/install.texi (sparc-sun-solaris2*): Update note
191 about Sun bug 4910101.
192 (sparc-sun-solaris2.7): Document bootstrap
193 failure with Sun WorkShop 6 99/08/18 as.
195 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
197 * loop.c (loop_invariant_p, valid_initial_value_p): Use
198 regs_invalidated_by_call instead of call_used_regs.
200 2005-05-30 Paolo Carlini <pcarlini@suse.de>
203 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
205 * doc/extend.texi: Add clog, clogf, clogl.
207 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
210 * c-pragma.c: Include "vec.h".
211 (handle_pragma_visibility): Use VEC.
213 * doc/invoke.texi: Remove the nested visibility push limit.
215 2005-05-30 Roger Sayle <roger@eyesopen.com>
217 PR rtl-optimization/15422
218 * reg-stack.c (starting_stack_p): New static global.
219 (straighten_stack): Delete prototype. Change to update the stack
220 before the current insn.
221 (subst_stack_regs): Update call to straighten stack.
222 (emit_swap_insn): Delete prototype. For the first insn in a
223 basic block, update stack_in instead of emitting a real swap.
224 (change_stack): When changing the stack before the first insn
225 in a basic block, update stack_in instead of emitting real code.
226 (compensate_edges): Clear starting_stack_p during compensation.
227 (convert_regs_1): Keep track of starting_stack_p whilst processing
230 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
232 * tree-ssa-ccp.c (const_val): Make it static.
234 2005-05-29 Geoffrey Keating <geoffk@apple.com>
237 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
238 pattern involving `:P'.
240 * Makefile.in (install-cpp): Depend on installdirs.
242 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
244 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
246 (new_elim_graph, clear_elim_graph, delete_elim_graph,
247 elim_graph_add_edge, elim_graph_remove_succ_edge,
248 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
251 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
253 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
254 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
255 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
256 follow spelling conventions in error/dump messages.
258 2005-05-29 Roger Sayle <roger@eyesopen.com>
259 Richard Henderson <rth@redhat.com>
261 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
262 if the RHS isn't suitable for calling emit_move_insn.
264 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
266 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
267 fold_unary and fold_binary.
269 2005-05-29 Roger Sayle <roger@eyesopen.com>
271 * reg-stack.c (propagate_stack): Always copy the source stack to
272 the destination. This routine is now only called when this is safe.
273 (better_edge): New function split out from convert_regs_1 to
274 determine which of two edges is better to propagate across.
275 (convert_regs_1): We need only search for a best edge if the
276 stack layout hasn't been defined yet. Use better_edge to help
277 find beste. No longer traverse unnecessary edges.
279 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
281 * tree-ssa-alias.c (new_type_alias): New procedure to
282 create a type memory tag for a pointer with a may-alias
283 set determined from a variable declaration.
284 * tree-flow.h: export declaration of new_type_alias
285 * tree-optimize.c (init_tree_optimization_passes): document
286 that pass_may_alias cannot be called after pass_vectorize.
287 * tree-vect-transform (vect_create_data_ref_ptr): Call
288 new_type_alias when an type memory tag isn't available
290 (vectorizable_store): Use copy_virtual_operands to update
291 virtual defs in place (so that loop_version can be called).
292 Call mark_for_renaming for the virtual defs in case peeling
293 is done and virtual uses outside the loop need to be updated.
295 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
297 PR tree-optimization/21639
298 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
300 2005-05-29 Jan Hubicka <jh@suse.cz>
302 PR tree-optimization/21562
303 * cfgexpand.c (construct_init_block): Deal properly with the case
304 of entry edge not pointing to very first basic block.
306 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
308 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
309 non-gimple min invariant.
311 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
312 * tree-flow.h: Add prototypes for start_recording_case_labels
313 and end_recording_case_labels.
314 * tree-cfg.c (start_recording_case_labels,
315 end_recording_case_labels): Export.
316 (cleanup_tree_cfg_loop, modified_noreturn_calls,
317 cleanup_control_flow, cleanup_control_expr_graph,
318 remove_fallthru_edge, phi_alternatives_equal,
319 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
320 remove_forwarder_block, cleanup_forwarder_blocks,
321 remove_forwarder_block_with_phi, merge_phi_nodes,
322 gate_merge_phi, pass_merge_phi): Move to ...
323 * tree-cfgcleanup.c: ... here.
325 * basic-block.h: Remove forward declaration of bb_ann_d.
327 2005-05-28 Jan Hubicka <jh@suse.cz>
329 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
331 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
333 (tree_mod_subtract): Fix profile updating code.
334 (tree_divmod_values_to_profile): Do not produce useless value profilers
337 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
339 * tree-ssa-dom.c (vrp_element_p): Define.
340 (vrp_hash_elt): Change the type of records to
341 VEC(vrp_element_p,heap).
343 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
344 Update uses of VRP records.
345 (simplify_cond_and_lookup_avail_expr, record_range): Update
348 * tree-inline.c (cfun_stack): Change the type to
349 VEC(function_p,heap).
350 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
352 2005-05-27 Ian Lance Taylor <ian@airs.com>
354 * c-decl.c (add_stmt): Add C frontend specific version.
355 (stmts_are_full_exprs_p): Remove.
356 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
357 (stmts_are_full_exprs_p): Don't declare.
358 * c-semantics.c (add_stmt): Remove.
360 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
362 * config/mips/mips-protos.h (mips_declare_object): Add printf
364 * config/mips/mips.c (mips_declare_object_name): Fix format
367 2005-05-27 Roger Sayle <roger@eyesopen.com>
369 * reg-stack.c (compensate_edge): Remove original prototype.
370 (propagate_stack): New function to copy the stack layout
371 at the start of a basic block from the layout at the end of
372 one of its predecessors.
373 (compensate_edge): Assume that both source and destination
374 blocks have already had their stack layouts defined.
375 (compensate_edges): Traverse all non-entry edges in the CFG
376 and call compensate_edge on each in turn.
377 (convert_regs_1): Change return type to void. Call
378 propagate_stack instead of compensate_edge.
379 (convert_regs_2): Change return type to void. Update call
380 to convert_regs_1 to ignore the (now void) return value.
381 (convert_regs): Update calls to convert_regs_2 to ignore
382 the (now void) return value. After all the basic blocks have
383 been processed, call compensate_edges to actually emit new
385 (reg_to_stack): Initialize the aux info for each basic block
386 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
388 2005-05-28 Jan Hubicka <jh@suse.cz>
390 * except.c (can_throw_internal_1, can_throw_external_1): Add
392 (can_throw_external, can_throw_internal): Bring into sync wrt
394 * except.h (can_throw_internal_1, can_throw_external_1): Update
396 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
397 Deal properly with resx.
399 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
401 * basic-block.h (basic_block_def): Add phi_nodes and
402 predictions. Remove tree_annotations.
403 * predict.c (tree_predicted_by_p, tree_predict_edge,
404 combine_predictions_for_bb): Adjust references to predictions.
405 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
406 create_block_annotation.
407 (create_block_annotation, free_blocks_annotatios,
408 clear_blocks_annotations): Remove.
409 (dump_cfg_stats): Don't print out the memory spent on
411 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
412 * tree-flow-inline.h (bb_ann): Remove.
413 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
414 * tree-flow.h (bb_ann_d): Remove.
415 * tree-if-conv.c (process_phi_nodes): Update a reference to
417 * tree-phinodes.c (reserve_phi_args_for_new_edge,
418 create_phi_node, remove_phi_node): Likewise.
419 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
420 * tree-ssa-dom.c (threaded_blocks): New.
421 (tree_ssa_dominator_optimize): Initialize, clear, and free
422 threaded_blocks. Update a call to thread_through_all_blocks.
423 (thread_across_edge): Use threaded_blocks instead of setting
424 incoming_edge_threaded.
425 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
426 a bitmap of blocks that are threaded through.
427 * tree.h: Move the prototype of threaded_through_blocks to
430 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
431 fini_walk_dominator_tree): Use VEC instead of VARRAY.
432 * domwalk.h (dom_walk_data): Change the type of
433 block_data_stack and free_block_data to VEC(void_p,heap)*.
434 * tree-ssa-dse.c (dse_initialize_block_local_data,
435 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
436 VEC instead of VARRAY.
438 2005-05-27 Jan Hubicka <jh@suse.cz>
440 * cgraph.c: Include tree-gimple.h
441 (cgraph_edge): Rename expr to stmt.
442 (cgraph_create_edge): Likewise.
443 (cgraph_clone_node): Likewise.
444 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
445 * cgraphunit.c (record_call_1): Rename to ...
446 (record_reference): ... this one; do not build edges.
447 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
448 (current_basic_block): Kill.
449 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
450 (verify_cgraph_node): Likewise.
451 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
452 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
453 (copy_edges_for_bb): Simplify EH handling.
454 (expand_call_inline): Pass statement to cgraph_edge and
457 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
459 * tree-inline.c (copy_body_r): Manually fold *& to deal
460 with ADDR_EXPRs with mismatched types for now.
462 * gimplify.c (fold_indirect_ref_rhs): New function.
463 (gimplify_modify_expr_rhs): Use it instead of pessimistic
466 * fold-const.c (fold_indirect_ref_1): Add type argument;
467 make sure the resulting expression is of this type.
468 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
470 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
472 PR tree-optimization/21658
473 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
474 fold_binary_to_constant. Likewise, call fold_unary instead of
475 fold_unary_to_constant.
477 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
479 * vec.h: Implement integral type vector specialization.
480 (VEC_T): Define a non-GTY structure.
481 (VEC_T_GTY): Define a GTY structure.
482 (VEC_TA): Rename to ...
483 (VEC_TA_GTY): ... here.
484 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
485 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
486 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
487 DEF_VEC_P and DEF_VEC_ALLOC_P.
488 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
489 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
490 DEF_VEC_O and DEF_VEC_ALLOC_O.
491 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
492 * lambda-code.c: Likewise.
493 * tree-into-ssa.c: Likewise.
494 * tree-ssa-live.c: Likewise.
496 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
498 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
500 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
501 update_stmt_if_modified before calling update_ssa.
503 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
505 * config/rs6000/t-rtems: Remove roe multilib variant.
507 2005-05-26 Roger Sayle <roger@eyesopen.com>
509 PR tree-optimization/9814
510 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
511 instruction, add the necessary clobbers by re-expanding the RTL
512 for arithmetic operations via optab.c's expand_unop/expand_binop.
513 (noce_try_bitop): New function to optimize bit manipulation idioms
514 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
515 (noce_process_if_block): Call noce_try_bitop.
517 2005-05-26 Roger Sayle <roger@eyesopen.com>
519 * reg-stack.c (convert_regs_entry, convert_regs_exit,
520 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
521 (reg_to_stack): Move to end of the file. Initialize the per
522 basic block information here, instead of...
523 (convert_regs_entry): Here.
524 (convert_regs): Change unused return type to void.
526 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
528 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
529 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
530 config/rs6000/eabispe.h, config/rs6000/lynx.h,
531 config/sh/elf.h, config/sh/symbian-pre.h,
532 config/sparc/sparc-protos.h: Update copyright.
534 2005-05-26 Mike Stump <mrs@apple.com>
536 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
539 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
541 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
542 See through ADDR_EXPR in finding place to propagate into.
544 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
546 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
547 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
548 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
549 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
550 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
551 tree-ssa-operands.c, tree-vect-analyze.c,
552 tree-vect-transform.c, tree-vectorizer.c, tree.c,
553 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
554 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
555 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
556 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
557 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
558 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
559 config/sh/ushmedia.h, config/sparc/sparc.c,
560 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
561 typos. Follow spelling conventions.
562 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
563 Follow spelling conventions.
565 2005-05-26 David Ung <davidu@mips.com>
567 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
568 that determines whether the MIPS32/64 R2 ext/ins should be used.
569 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
570 * config/mips/mips.md (extzv): Changed predicate for operand to
571 nonimmediate_operand. Add code to generate insn patterns for
573 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
574 (insv): Similarly for insertion.
575 (insv<mode>): Similarly.
577 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
579 * simplify-rtx.c (avoid_constant_pool_reference): Support
580 offsetted addresses in the constant pool.
582 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
584 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
585 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
587 2005-05-26 Jakub Jelinek <jakub@redhat.com>
590 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
591 found in the basic block and last insn in the basic block is not
592 INSN_P. Remove explicit unspec numbers that are no longer valid
595 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
597 * tree-vect-transform.c (vectorizable_operation): Try word_mode
598 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
599 if a vector mode is available.
601 2005-05-25 Roger Sayle <roger@eyesopen.com>
604 * fold-const.c (const_binop): Check for division by zero during
607 2005-05-26 Ian Lance Taylor <ian@airs.com>
609 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
610 having a declaration after a statement.
612 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
614 * opt-functions.awk (var_type): New function.
615 (var_set): Use CLVC_STRING if var_type returns "const char *".
616 * opth-gen.awk: Use var_type to find out the types of variables.
617 Don't print comments above each "extern" definition.
618 * optc-gen.awk: Use var_type in the same way.
619 * opts.h (cl_var_cond): Rename to...
620 (cl_var_type): ...this. Add CLVC_STRING.
621 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
623 * opts.c (handle_option, option_enabled): Update after above name
624 change. Cast flag_var before using it. Handle CLVC_STRING.
626 * config/alpha/alpha.h (alpha_tls_size): Delete.
627 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
628 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
629 (alpha_fptm_string, alpha_mlat_string): Delete.
630 (alpha_handle_option): Don't set the above variables here. Use the
631 integer argument to check the validity of -mtls-size=.
632 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
633 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
634 (mtls-size=): Likewise. Convert to a UInteger and initialize the
637 * config/arc/arc.c (arc_cpu_string, arc_text_string)
638 (arc_data_string, arc_rodata_string): Delete.
639 (arc_handle_option): Don't set the above variables here.
640 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
643 * config/arm/arm.c (target_fpu_name, target_fpe_name)
644 (target_float_abi_name, target_abi_name, structure_size_string)
645 (arm_pic_register_string): Delete.
646 (arm_handle_option): Don't set the above variables here, except
647 in the handling of -mhard-float and -msoft-float.
648 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
649 (mpic-register=, mstructure-size-boundary=): Add Var()s.
651 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
652 (avr_handle_option): Delete.
653 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
656 * config/bfin/bfin.c (bfin_library_id): Delete.
657 (bfin_handle_option): Don't set it.
658 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
660 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
661 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
662 (c4x_handle_option): Don't set c4x_rpts_cycles here.
663 * config/c4x/c4x.opt (mrpts=): Add Var().
665 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
666 cris_elinux_stacksize_str here.
667 * config/cris/aout.opt (melinux-stacksize=): Add Var().
668 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
669 (cris_tune_str, cris_elinux_stacksize_str): Delete.
670 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
671 (cris_tune_str, cris_elinux_stacksize_str): Delete.
672 (cris_handle_option): Don't set the above variables here.
673 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
674 (max-stackframe=): Add Var()s.
676 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
677 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
678 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
679 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
680 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
681 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
682 (ix86_handle_option): Don't set the above variables here.
683 * config/i386/i386.opt (malign-functions=, malign-jumps=)
684 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
685 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
688 * config/ia64/ia64.h (ia64_tls_size): Delete.
689 * config/ia64/ia64.c (ia64_tls_size): Delete.
690 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
691 reading the integer argument from the "value" parameter. Don't
692 set ia64_tls_size here.
693 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
694 Add Var() and Init().
696 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
697 (m32r_cache_flush_trap): Delete.
698 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
699 (m32r_cache_flush_trap): Delete.
700 (m32r_handle_option): Don't set the above variables when handling
701 -mflush-func= and -mflush-trap=.
702 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
705 * config/mips/mips.h (mips_cache_flush_func): Delete.
706 * config/mips/mips.c (mips_arch_string, mips_tune_string)
707 (mips_cache_flush_func): Delete.
708 (mips_handle_option): Don't set the above variables when handling
709 -march=, -mtune= and -mflush-func=.
710 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
712 * config/s390/s390.c (s390_arch_string): Delete.
713 (s390_handle_option): Don't set it here.
714 * config/s390/s390.opt (march=): Add Var().
716 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
717 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
718 (sparc_handle_option): Don't set it here.
719 * config/sparc/sparc.opt (mcmodel=): Add Var().
721 2005-05-25 Roger Sayle <roger@eyesopen.com>
723 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
724 call to convert_to_integer by building the NOP_EXPR directly.
726 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
728 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
730 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
731 Jeff Law <law@redhat.com>
733 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
734 constant and side_effects of the ADDR_EXPR are consistent.
736 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
737 appropriately around calls to recompute_tree_invarant_for_addr_expr.
739 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
741 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
742 (s390_function_arg, s390_gimplify_va_arg): Use them.
743 (s390_register_info): Save only required subset of argument
744 registers into save area for va_list.
745 (s390_va_start): Initialize only required elements of va_list struct.
746 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
748 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
750 * reload1.c (verify_initial_elim_offsets): Return boolean status
752 (reload): Adapt verify_initial_elim_offsets call site. Restart
753 main loop if some initial elimination offsets changed.
755 2005-05-25 Adam Nemet <anemet@lnxw.com>
757 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
758 of -mno-svr4-struct-return.
760 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
762 Fix PR tree-optimization/21705
764 * tree-ssa-pre.c (in_fre): New static variable.
765 (create_value_expr_from): Recursively value number reference ops
767 (can_value_number_call): Temporary restrict only exists for
770 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
772 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
773 sizeof (bitmap *) with sizeof (bitmap).
775 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
777 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
780 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
782 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
785 2005-05-25 Jan Hubicka <jh@suse.cz>
787 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
788 * cgraph.c (cgraph_create_node): Reset estimated_growth.
789 * cgraph.h (cgraph_global_info): Add estimated_growth.
790 * ipa-inline.c: Include coverage.h
791 (max_insns, max_count): New static variables.
792 (cgraph_estimate_size_after_inlining): Cache the result.
793 (cgraph_estimate_growth):
794 * passes.c (rest_of_clean_state): Kill coverage_end_function.
795 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
796 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
798 (ipa_passes): Initialize bitmaps.
800 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
802 * loop-doloop.c: Include "target.h".
803 (doloop_valid_p): Move tests to function in targhooks.c.
804 * target.h (struct gcc_target): New target hook
805 "insn_valid_within_doloop".
806 * target-def.h: Define default value for "insn_valid_within_doloop".
807 (TARGET_INITIALIZER): Insert new target hook into initializer.
808 * targhooks.c (default_insn_valid_within_doloop): New function.
809 * targhooks.h (default_insn_valid_within_doloop): Declare.
810 * hooks.c (hook_bool_rtx_true): New function.
811 * hooks.h (hook_bool_rtx_true): Declare.
812 * doc/tm.texi: Add documentation for new target hook.
814 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
817 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
818 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
819 (sparc_tls_referenced_p): New prototype.
820 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
821 (sparc_expand_move): Look for TLS addresses with constant offsets.
822 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
823 tls_symbolic_operand.
824 (legitimate_pic_operand_p): Likewise.
825 (legitimate_address_p): Likewise.
826 (legitimize_address): Likewise.
827 (sparc_tls_symbol_ref_1): New function.
828 (sparc_tls_referenced_p): New function.
829 * config/sparc/predicates.md (tgd_symbolic_operand): Use
830 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
831 (tld_symbolic_operand): Likewise.
832 (tie_symbolic_operand): Likewise.
833 (tle_symbolic_operand): Likewise.
835 2005-05-24 DJ Delorie <dj@redhat.com>
837 * common.opt (-Wattributes): New. Default true.
838 * doc/invoke.texi (-Wno-attributes): Document.
840 * attribs.c (decl_attributes): Move warning control from if() to
842 * c-common.c (handle_packed_attribute): Likewise.
843 (handle_nocommon_attribute): Likewise.
844 (handle_common_attribute): Likewise.
845 (handle_noreturn_attribute): Likewise.
846 (handle_noinline_attribute): Likewise.
847 (handle_always_inline_attribute): Likewise.
848 (handle_used_attribute): Likewise.
849 (handle_unused_attribute): Likewise.
850 (handle_const_attribute): Likewise.
851 (handle_transparent_union_attribute): Likewise.
852 (handle_constructor_attribute): Likewise.
853 (handle_destructor_attribute): Likewise.
854 (handle_mode_attribute): Likewise.
855 (handle_alias_attribute): Likewise.
856 (handle_visibility_attribute): Likewise.
857 (handle_tls_model_attribute): Likewise.
858 (handle_malloc_attribute): Likewise.
859 (handle_returns_twice_attribute): Likewise.
860 (handle_pure_attribute): Likewise.
861 (handle_deprecated_attribute): Likewise.
862 (handle_vector_size_attribute): Likewise.
863 (handle_nothrow_attribute): Likewise.
864 (handle_cleanup_attribute): Likewise.
865 (handle_warn_unused_result_attribute): Likewise.
866 (handle_sentinel_attribute): Likewise.
867 * c-decl.c (diagnose_mismatched_decls): Likewise.
868 (start_decl): Likewise.
869 (grokdeclarator): Likewise.
870 (start_function): Likewise.
871 * c-format.c (check_function_format): Likewise.
872 * stor-layout.c (place_field): Likewise.
873 (finalize_record_size): Likewise.
874 * tree.c (handle_dll_attribute)): Likewise.
875 * varasm.c (default_assemble_visibility): Likewise.
876 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
877 (darwin_assemble_visibility): Likewise.
878 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
879 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
880 (arm_handle_isr_attribute): Likewise.
881 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
882 (avr_handle_fndecl_attribute): Likewise.
883 * config/bfin/bfin.c (handle_int_attribute): Likewise.
884 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
885 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
886 (h8300_handle_eightbit_data_attribute): Likewise.
887 (h8300_handle_tiny_data_attribute): Likewise.
888 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
889 (ix86_handle_regparm_attribute): Likewise.
890 (ix86_handle_struct_attribute): Likewise.
891 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
892 (i386_pe_encode_section_info): Likewise.
893 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
894 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
895 (ip2k_handle_fndecl_attribute): Likewise.
896 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
897 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
898 (m68hc11_handle_fntype_attribute): Likewise.
899 (m68hc11_encode_section_info): Likewise.
900 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
901 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
902 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
903 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
904 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
905 (sh_handle_sp_switch_attribute): Likewise.
906 (sh_handle_trap_exit_attribute): Likewise.
907 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
908 (sh_symbian_handle_dll_attribute): Likewise.
909 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
910 (xstormy16_handle_below100_attribute): Likewise.
911 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
913 * c-common.c (unsigned_conversion_warning): Move warning control
914 from if() to warning(OPT_*).
915 (c_common_truthvalue_conversion): Likewise.
916 (c_do_switch_warnings): Likewise.
917 * c-decl.c (diagnose_mismatched_decls): Likewise.
918 (diagnose_mismatched_decls): Likewise.
919 (define_label): Likewise.
920 (grokdeclarator): Likewise.
921 * c-format.c (check_format_info): Likewise.
922 * c-lex.c (interpret_integer): Likwise.
923 (lex_string): Likewise.
924 * c-opts.c (c_common_post_options): Likewise.
925 * c-parser.c (c_parser_unary_expression): Likewise.
926 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
927 (handle_pragma_extern_prefix): Likewise.
928 * c-typeck.c (build_binary_op): Likewise.
929 * gcse.c (is_too_expensive): Likewise.
930 * opts.c (decode_options): Likewise.
931 * stor-layout.c (place_field): Likewise.
932 * tree-cfg.c (remove_bb): Likewise.
934 * c.opt (-Wreturn-type): Add Var(warn_return_type).
935 * flags.h (warn_return_type): Remove.
936 * toplev.c (warn_return_type): Likewise.
938 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
940 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
941 existence of long long and __int64 before determining their size.
942 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
943 * configure, config.h.in: Regenerate.
945 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
947 * configure: Regenerate.
949 2005-05-24 Ziemowit Laski <zlaski@apple.com>
951 * c-common.h (objc_comptypes): Remove prototype.
952 (objc_compare_types): New prototype.
953 (objc_volatilized_decl): Likewise.
954 (objc_type_quals_match): Likewise.
955 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
956 objc_volatilize_decl().
957 * c-typeck.c (comp_target_types): Remove third parameter; do
958 not call objc_comptypes().
959 (comptypes): Remove calls to objc_comptypes().
960 (build_function_call): Extend compatible prototype check to ObjC.
961 (build_conditional_expr): Adjust call to comp_target_types().
962 (convert_for_assignment): Call objc_compare_types() instead of
963 objc_comptypes(); adjust calls to comp_target_types(); call
964 objc_type_quals_match() before issuing qualifier mismatch
966 (build_binary_op): Call objc_compare_types() before issuing
967 pointer mismatch warnings; adjust calls to
969 * stub-objc.c (objc_comptypes): Remove stub.
970 (objc_compare_types): New stub.
971 (objc_volatilized_decl): Likewise.
972 (objc_type_quals_match): Likewise.
974 2005-05-24 Paolo Carlini <pcarlini@suse.de>
976 * config/ia64/ia64intrin.h: Define nothing for C++:
977 overloaded builtins have been ported to C++.
979 2005-05-24 Jeff Law <law@redhat.com>
981 * tree-nested.c (build_addr): New "context" argument. Temporarily
982 set current_function_decl around the call to build the ADDR_EXPR.
983 (get_static_chain): Pass proper context to build_addr.
984 (convert_nl_goto_reference): Likewise.
985 (convert_tramp_reference): Likewise.
986 (final_nesting_tree_1): Likewise.
987 * tree-profile.c (tree_gen_interval_profiler): Likewise.
988 (tree_gen_pow2_profiler): Likewise.
989 (tree_gen_one_value_profiler): Likewise.
990 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
991 * tree.h (build_addr): Update prototype.
993 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
995 * tree-flow.h (bb_ann_d): Remove has_escape_site.
996 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
997 write to has_escape_site.
999 2005-05-24 Jeff Law <law@redhat.com>
1001 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
1002 * tree-cfg.c: Include tree-ssa-propagate.h.
1003 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
1006 2005-05-24 Nick Clifton <nickc@redhat.com>
1008 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1009 __NO_FPRS__ when 'f' class registers will not be available.
1011 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1013 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
1015 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
1017 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
1020 2005-05-23 Jeff Law <law@redhat.com>
1022 * tree-ssa-dom.c (cprop_into_stmt): Do not call
1023 recompute_tree_invariant_for_addr_expr here.
1024 (optimize_stmt): Call it here instead and do so if anything
1025 at all has changed in the statement and the RHS is an ADDR_EXPR.
1026 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
1027 needed, call recompute_tree_invariant_for_addr_expr.
1028 * tree-ssa-propagate.c (substitute_and_fold): Call
1029 recompute_tree_invariant_for_addr_expr as needed.
1031 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
1033 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
1034 saving less registers than the replacement.
1036 2005-05-23 Jan Hubicka <jh@suse.cz>
1038 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
1040 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1042 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
1043 * config/sparc/sparc.c (sparc_expand_move): New function.
1044 (sparc_emit_set_const64): Rewrite assert condition on entry.
1045 (legitimate_constant_p) <CONST_VECTOR>: New case.
1046 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
1047 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
1048 movV64, movtf): Use nonimmediate_operand for the first operand.
1049 Rewrite. Only invoke sparc_expand_move.
1050 * config/sparc/predicates.md (input_operand): Reorder tests.
1052 2005-05-23 Jan Beulich <jbeulich@novell.com>
1054 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
1055 missing return statement.
1057 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1059 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
1060 emit_move_insn for moves to TFmode stack slots.
1062 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
1064 * tree-stdarg.c (execute_optimize_stdarg): Handle references
1065 to va_list of the form &va[0].
1067 2005-05-20 Jan Hubicka <jh@suse.cz>
1069 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
1070 * genemit.c (main): Make insn-emit to include basic-block.h too.
1072 2005-05-20 Jan Hubicka <jh@suse.cz>
1074 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
1076 2005-05-19 Richard Henderson <rth@redhat.com>
1078 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
1079 emit_store_conditional): Split out from ...
1080 (alpha_split_atomic_op): ... here.
1081 (alpha_split_compare_and_swap): New; extract from .md file.
1082 (alpha_split_lock_test_and_set): Likewise.
1083 * config/alpha/alpha-protos.h: Update.
1084 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
1085 split code into alpha.c.
1086 (sync_lock_test_and_set<I48MODE>): Likewise.
1088 2005-05-19 Richard Henderson <rth@redhat.com>
1090 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
1092 2005-05-19 Richard Henderson <rth@redhat.com>
1094 * config/i386/sse.md (mulv4si3): Use all register inputs.
1095 (mulv2di3): Likewise.
1097 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
1099 * tree-ssa-loop-ivopts.c (determine_base_object): Use
1100 build_fold_addr_expr to generate trees of correct type.
1101 Use fold_buildN if possible.
1103 2005-05-19 Jan Hubicka <jh@suse.cz>
1105 * basic-block.h (REG_BR_PROB_BASE): Define.
1106 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
1107 (dump_cgraph_node): Dump count.
1108 (cgraph_clone_edge): Rescale counts.
1109 (cgraph_clone_node): Likewise.
1110 * cgraph.h: Include basic-block.h
1111 (cgraph_node): Add count.
1112 (cgraph_edge): Add count and loop_nest.
1113 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
1115 * cgraphunit.c: Kill now redundant inlining comment.
1116 (cgraph_create_edges): Make static, maintain current basic block;
1118 (record_call_1): Fill in new fields.
1119 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1121 (cgraph_decide_recursive_inlining): Likewise.
1122 * rtl.h (REG_BR_PROB_BASE): Kill.
1123 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
1124 (expand_call_inline): Update call of cgraph_create_edge.
1125 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1127 2005-05-19 Nick Clifton <nickc@redhat.com>
1129 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
1130 new rs6000_explicit_options structure.
1132 2005-05-19 Richard Henderson <rth@redhat.com>
1135 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
1136 TFmode code swapping ...
1137 (alpha_emit_xfloating_compare): ... here.
1138 (alpha_emit_setcc): Update to match.
1139 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
1141 2005-05-19 Richard Henderson <rth@redhat.com>
1144 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
1145 memory indirection in local-dynamic case.
1147 2005-05-18 Jie Zhang <jie.zhang@analog.com>
1148 Bernd Schmidt <bernd.schmidt@analog.com>
1150 * config/bfin/bfin.c (branch_dest): Add comment why it's
1152 * config/bfin/bfin.md (attr "length" default): Change the offset of
1153 forward conditional branch of length 4 from 4096 to 4092.
1155 2005-05-19 Jan Beulich <jbeulich@novell.com>
1157 * unwind-compat.c: Include tconfig.h and tsystem.h.
1158 * unwind-dw2-fde-compat.c: Likewise.
1160 2005-05-18 Richard Henderson <rth@redhat.com>
1163 * ifcvt.c (noce_process_if_block): Avoid conversion when the
1164 memory destination is readonly.
1166 2005-05-18 Richard Henderson <rth@redhat.com>
1169 * tree-ssa-operands.c (opf_non_specific): New.
1170 (get_asm_expr_operands): Set it.
1171 (add_call_clobber_ops, add_call_read_ops): Likewise.
1172 (add_stmt_operand): Test it instead of opf_kill_def when
1173 considering unmodifiable variables.
1175 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
1177 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
1179 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
1180 tree-ssa-forwprop.c: Fix comment typos.
1181 * doc/invoke.texi: Fix a typo.
1183 2005-05-18 Richard Henderson <rth@redhat.com>
1185 * config.gcc (powerpc-*-linux*): Include linux64.opt when
1186 including linux64.h.
1188 2005-05-18 Richard Henderson <rth@redhat.com>
1190 * tree-cfg.c (pass_remove_useless): Revert last change.
1191 * tree-optimize.c (init_tree_optimization_passes): Initialize
1192 all_lowering_passes with PROP_gimple_any.
1194 2005-05-18 Devang Patel <dpatel@apple.com>
1196 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
1199 2005-05-18 Richard Henderson <rth@redhat.com>
1201 * tree-ssa-forwprop.c (cfg_changed): New.
1202 (tidy_after_forward_propagate_addr): New.
1203 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
1204 (forward_propagate_addr_into_variable_array_index): Likewise.
1205 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
1208 2005-05-18 Geoffrey Keating <geoffk@apple.com>
1210 * dummy-checksum.c: New.
1211 * genchecksum.c: New.
1212 * c.opt (print_pch_checksum): New flag.
1213 * c-pch.c (struct c_pch_validity): Make much shorter.
1215 (host_machine): Remove.
1216 (target_machine): Remove.
1217 (get_ident): Change PCH version number.
1218 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
1219 Don't put triplets or version string in PCH validity data.
1220 Do put the compiler checksum in the validity data.
1221 (c_common_valid_pch): Don't check triplets or version string. Do
1223 (c_common_print_pch_checksum): New.
1224 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
1225 Print fingerprint with -v.
1226 * c-common.h (c_common_print_pch_checksum): New.
1227 (executable_checksum): New.
1228 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
1229 (cc1-dummy): New rule.
1230 (cc1-checksum.c): New rule.
1231 (cc1-checksum.o): New rule.
1232 (cc1): Add checksum support.
1233 (build/genchecksum): New.
1234 (build/genchecksum.o): New.
1235 (dummy-checksum.o): New.
1236 (genobjnames): Add genchecksum.o.
1237 (mostlyclean): Remove *-checksum.c.
1238 (gnucompare): Add libgcc to list of directories checked.
1239 Make comparison problems in libgcc/ and with checksum files only
1241 * doc/invoke.texi (Precompiled Headers): Remove caution.
1242 Document that it must be the exact same binary. Add a few
1243 known-safe flags to the list.
1245 * rs6000/predicates.md (fix_trunc_dest_operand): New.
1246 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
1247 Check that a memory operand is valid before trying to use it.
1249 * tree-cfg.c (pass_remove_useless): This pass works on trees.
1251 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
1253 * tree.c (build1_stat): Don't try to handle two-operand
1256 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
1258 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
1259 * config/sh/sh.h: Update mask names throughout.
1260 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
1261 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
1262 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
1263 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
1264 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
1265 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
1266 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
1267 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
1268 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
1269 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
1270 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
1271 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
1272 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
1273 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
1274 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
1275 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
1276 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
1277 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
1278 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
1279 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
1280 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
1281 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
1282 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
1283 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
1284 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
1285 (SUBTARGET_SWITCHES): Delete.
1286 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
1287 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
1288 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
1289 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
1290 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
1291 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
1292 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
1293 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
1294 (SUPPORT_SH3): Likewise SUPPORT_SH2.
1295 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
1296 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
1298 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
1299 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
1300 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
1301 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
1302 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
1303 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
1304 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
1305 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
1306 (SUPPORT_ANY_SH5): New macros.
1307 (TARGET_NONE): Replace with...
1308 (MASK_ARCH): ...this new macro.
1309 * config/sh/elf.h: Update mask names
1310 * config/sh/linux.h: Likewise.
1311 * config/sh/little.h: Likewise.
1312 * config/sh/netbsd-elf.h: Likewise.
1313 * config/sh/symbian-pre.h: Likewise.
1314 * config/sh/sh.c (sh_handle_option): New function.
1315 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1316 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
1317 (sh_target_switches, target_switches): Delete.
1318 (sh_pch_valid_p): Check for specific differences in the target_flags
1320 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
1321 * config/sh/sh.opt: New file.
1323 2005-05-18 Richard Henderson <rth@redhat.com>
1326 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
1327 small_addr_symbolic_operand.
1329 2005-05-18 Jeff Law <law@redhat.com>
1331 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1332 propagate an ADDR_EXPR if the definition and use sites are
1333 in different EH regions.
1335 2005-05-18 Ian Lance Taylor <ian@airs.com>
1337 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
1340 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1342 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
1344 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1346 Fix PR tree-optimization/21407
1348 * tree-ssa-operands.c (note_addressable): Change
1349 COMPONENT_REF handling in response to aliasing
1352 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1354 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
1355 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
1356 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
1357 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
1358 the default on Solaris too.
1360 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
1362 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
1365 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1367 * timevar.def (TV_SCEV_CONST): New timevar.
1368 * tree-optimize.c (init_tree_optimization_passes): Add
1370 * tree-pass.h (pass_scev_cprop): Declare.
1371 * tree-scalar-evolution.c (scev_const_prop): New function.
1372 * tree-scalar-evolution.h (scev_const_prop): Declare.
1373 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
1375 * tree-cfg.c (replace_uses_by): Export.
1376 * tree-flow.h (replace_uses_by): Declare.
1378 2005-05-17 Ziemowit Laski <zlaski@apple.com>
1379 Mike Stump <mrs@apple.com>
1381 Yet more Objective-C++...
1383 * c-common.h (objc_finish_try_stmt): Add.
1384 (objc_build_synchronized): Add.
1385 (objc_generate_write_barrier): Add.
1386 * stub-objc.c (objc_build_synchronized): Add return value.
1387 (objc_finish_try_stmt): Likewise.
1388 (objc_generate_write_barrier): Add.
1390 * c-common.h (objc_rewrite_function_call): Add.
1391 * c-typeck.c (build_function_call): Allow objc to rewrite
1393 (build_modify_expr): Allow objc to generate write barriers.
1394 * c.opt (Wassign-intercept): Add.
1395 (Wstrict-selector-match): Add.
1396 (fobjc-call-cxx-cdtors): Add.
1397 (fobjc-direct-dispatch): Add.
1399 * dbxout.c (get_lang_number): Add Objective-C++ support.
1400 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
1401 (-Wstrict-selector-match): Likewise.
1402 (-fobjc-direct-dispatch): Likewise.
1403 (-Wassign-intercept): Likewise.
1404 (Overall Options): Likewise.
1405 * gengtype.c (get_output_file_with_visibility): Likewise.
1406 * stub-objc.c (objc_rewrite_function_call): Add.
1407 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
1409 * c-common.c (flag_objc_exceptions): Remove.
1410 (flag_objc_sjlj_exceptions): Remove.
1411 * c-decl.c (objc_mark_locals_volatile): Don't change decls
1412 that are already ok.
1413 * c-opts.c (c_common_handle_option, case
1414 OPT_fobjc_exceptions): Remove.
1415 (case OPT_fobjc_sjlj_exceptions): Remove
1416 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
1417 (fobjc-exceptions): Likewise.
1418 (fobjc-sjlj-exceptions): Likewise.
1419 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
1420 (OFFS_ASSIGNIVAR_FAST): Add.
1422 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1424 * config/sparc/sparc.md (movhi): Do not test constness
1425 of operand #1 twice.
1427 (movdi): Unconditionally accept zero as second operand
1428 when the first is memory.
1429 (movdi_insn_sp32): Handle above case.
1430 (DImode splitter): Use predicates.
1431 (DImode splitter): Use const_zero_operand predicate.
1432 (movsf_insn): Swap 2 alternatives.
1434 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1436 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
1437 expand_simple_operations to bases of the ivs.
1438 (tree_int_cst_sign_bit): Export.
1439 * tree-flow.h (expand_simple_operations): Declare.
1440 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
1441 tree_int_cst_sign_bit.
1442 (expand_simple_operations): Export.
1443 * tree.h (tree_int_cst_sign_bit): Declare.
1445 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1447 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
1449 (replace_uses_by): New function.
1450 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
1451 * tree-flow.h (fold_stmt_inplace): Declare.
1452 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
1453 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
1454 info after cfg cleanup.
1456 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1458 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
1459 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
1462 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1464 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
1465 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
1466 * timevar.c (timevar_ggc_mem_total): New variable.
1467 (GGC_MEM_BOUND): New constant.
1468 (get_time): Record ggc memory status.
1469 (timevar_accumulate): Accumulate amount of ggc memory.
1470 (timevar_print): Print consumption of ggc memory.
1471 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
1472 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
1473 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
1474 * timevar.h (struct timevar_time_def): Add ggc_mem field.
1475 (timevar_ggc_mem_total): Declare.
1477 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
1479 * tree-into-ssa.c (update_ssa): Clean up by shortening the
1482 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1484 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
1486 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
1487 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
1488 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
1489 ("s<ocond:code>"): Rename from respectively "b<ncond>",
1490 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
1491 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
1492 "s<rcond>" and "s<ocond>".
1493 ("b<ocond:code>", "*b<ocond:code>_reversed")
1494 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
1495 output statement section.
1497 2005-05-17 Roger Sayle <roger@eyesopen.com>
1499 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
1501 2005-05-17 Steven Bosscher <stevenb@suse.de>
1502 Stuart Hastings <stuart@apple.com>
1503 Jan Hubicka <jh@suse.cz>
1504 Dale Johannesen <dalej@apple.com>
1506 * cgraph.h (cgraph_node): Add 'lowered' state.
1507 (cgraph_lower_function): Declare.
1508 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
1509 (cgraph_lower_function): New function.
1510 (cgraph_create_edges): Deal with lowered function bodies.
1511 (verify_cgraph_node): Likewise.
1512 (cgraph_analyze_function): Do lowering job.
1513 (cgraph_build_static_cdtor): Likewise.
1514 * function.h (struct function): Add saved_eh and saved_cfg.
1515 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
1516 * tree-cfg.c (fold_cond_expr_cond): Export.
1517 * tree-flow.h (fold_cond_expr_cond): Declare.
1518 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
1520 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
1521 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
1522 callee_cfun, block, eh_region, eh_region_offset.
1523 (inlining_p): New predicate.
1524 (remap_decl): Update for new inline_data; declare newly created inline
1525 vars in low gimple way.
1526 (copy_body_r): Update for new datastructure, simplify some of handling
1527 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
1528 deal with RESX_EXPRs.
1530 (copy_edges_for_bb): Likewise.
1531 (remap_decl_1): New.
1532 (copy_cfg_body): New.
1533 (copy_generic_body): Rewrite to work on low gimple.
1534 (copy_body): Turn into simple wrapper around copy_cfg_body.
1535 (setup_one_parameter): Insert new statements into given basic block.
1536 (initialize_initialized_parameters): Likewise, reorganize way things are
1538 (declare_return_variable): Update for new inline data datastructure.
1539 (inline_forbidden_p): Work on low gimple.
1540 (estimate_num_insns): Likewise.
1541 (expand_call_inline): Work on CFG.
1542 (push_cfun, pop_cfun): New functions.
1543 (cfun_stack): New stack.
1544 (add_lexical_block): New function.
1545 (gimple_expand_calls_inline): Work on basic block.
1546 (optimize_inline_calls): Likewise.
1547 (clone_body, save_body, unsave_ewpr_now): Update for new
1549 (declare_inline_vars): Work on block instead of bind_expr.
1550 (inlining_p): New predicate.
1551 * tree-inline.h (push_cfun, pop_cfun): Declare.
1552 * tree-optimize.c: Include except.h
1553 (all_lowering_passes): New variable.
1554 (execute_fixup_cfg, pass_fixup_cfg): New pass.
1555 (init_tree_optimization_passes): Move some to all_lowering_passes.
1556 (tree_lowering_passes): New function.
1557 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
1558 * tree-pass.h (tree_lowering_passes): Declare
1560 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1562 * unwind-dw2-fde-darwin.c: Include tsystem.h.
1564 2005-05-17 Jeff Law <law@redhat.com>
1566 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
1567 * tree-ssa-forwprop.c: Include langhooks.h.
1568 (forward_propagate_addr_expr_into_variable_array_index): New.
1569 (forward_propagate_addr_expr): New.
1570 (tree_ssa_forward_propagate_single_use_vars): Loop over all
1571 the statements in the block instead of just the last statement.
1572 Call forward_propagate_addr_expr as needed.
1573 (pass_forwprop): Update the SSA graph after forward propagation is
1576 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1578 * unwind-dw2-fde-glibc.c (base_from_cb_data,
1579 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
1581 * unwind-dw2-fde.c (__deregister_frame_info_bases,
1582 base_from_object, fde_split, end_fde_sort): Likewise.
1583 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
1584 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
1585 uw_init_context_1): Likewise.
1586 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
1587 _Unwind_Resume_or_Rethrow): Likewise.
1588 * unwind-pe.h (__gxx_abort): Do not define.
1589 (size_of_encoded_value, base_of_encoded_value,
1590 read_encoded_value_with_base): Use gcc_unreachable.
1591 * unwind.h (_Unwind_GetTextRelBase): Likewise.
1593 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1595 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
1596 (cfi_end): New macros.
1597 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
1598 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
1599 an eight byte stack frame.
1600 (__NR_tkill): Define.
1601 (__div0): Use gettid tkill on GNU/Linux.
1602 (_arm_return): Add CFI.
1603 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
1605 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1607 * configure.ac: Remove spaces around assignment to
1609 * configure: Regenerated.
1611 2005-05-17 David Edelsohn <edelsohn@gnu.org>
1613 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
1614 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
1616 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
1617 Modify aix_struct_return variable, not target_flags.
1618 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
1619 (rs6000_return_in_memory): Test aix_struct_return.
1620 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
1621 independent variable. Report mxl-compat.
1623 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
1625 * config/bfin/bfin.md (eh_return): Add missing DONE.
1627 2005-05-17 Ian Lance Taylor <ian@airs.com>
1629 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
1631 (mode_attr_index): Remove check for defined attribute. Remove
1632 infile parameter. Change all callers.
1633 (apply_mode_maps): Add unknown parameter. Change caller. Always
1634 return after finding attribute.
1635 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
1637 (apply_macro_traverse): Set mtd->unknown_mode_attr.
1638 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
1639 attribute used for a mode.
1641 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1643 * tree-ssa-math-opts.c: New file.
1645 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1647 * tree-ssa-math-opts.c: New file.
1649 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1651 * Makefile.in: Add tree-ssa-math-opts.c.
1652 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
1653 * fold-const.c (distribute_real_division): New.
1654 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
1655 * tree-pass.h (pass_cse_reciprocals): New.
1656 * tree-optimize.c (init_tree_optimization_passes): Run it.
1657 * doc/passes.texi: Document the new pass.
1659 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
1662 * builtins.c (fold_builtin_constant_p): Handle
1663 &"string cst"[0] as constant.
1665 2005-05-17 Richard Henderson <rth@redhat.com>
1667 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
1669 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1672 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
1673 src2 if src2 has been split.
1675 PR tree-optimization/21610
1676 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
1677 returning DECL, call unshare_expr.
1679 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1681 * config/cris/cris.md: Unquote preparation and output statements.
1682 (BWD, WD, BW): New, mode-macros.
1683 (S, s, m, mm, nbitsm1): New, mode-attrs.
1684 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
1685 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
1687 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
1688 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
1689 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
1691 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
1692 ("movdi"): Move misplaced head comment regarding necessity of
1693 movdi from movsi to here.
1694 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
1696 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
1697 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
1698 "*mov_sideqi_biap_mem".
1699 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
1701 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
1702 "*clear_sidehi_biap" and "*clear_sideqi_biap".
1703 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
1704 and "*clear_sideqi".
1705 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
1706 "*ext_sidehisi_biap".
1707 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
1709 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
1710 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
1711 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
1712 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
1713 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
1715 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
1716 "*op_sidehi_biap" and "*op_sidesi_biap".
1717 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
1719 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
1720 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
1721 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
1722 "*op_swap_sidehi" and "*op_swap_sidesi".
1723 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
1724 in the N alternative of "subqi3".
1725 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
1726 "*extophisi_side_biap".
1727 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
1729 ("*extop<mode>si_swap_side_biap"): Replace
1730 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
1731 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
1732 "*extophisi_swap_side".
1733 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
1734 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
1736 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
1737 "mulqihi3", "mulhisi3" and "mulhisi3".
1738 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
1739 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
1741 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
1742 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
1743 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
1744 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
1745 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
1746 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
1747 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
1748 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
1749 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
1750 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
1751 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
1752 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
1754 ("abs<mode>2"): Replace "abshi2" and "absqi2".
1755 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
1757 ("b<ocond>"): Replace "bgt" and "ble".
1758 ("b<rcond>"): Replace "blt" and "bge".
1759 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
1760 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
1762 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
1764 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
1766 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
1768 ("s<rcond>"): Replace "sge" and "slt".
1769 ("s<ocond>"): Replace "sgt" and "sle".
1770 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
1771 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
1772 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
1773 clear.w [rx=rx+i] and clear.b [rx=rx+i].
1775 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1777 * varasm.c (struct constant_descriptor_tree): Add hash field.
1778 (const_desc_hash): Just return hash field.
1779 (const_desc_eq): If hash values are different, return 0 immediately.
1780 (output_constant_def): Compute hash field of temporary key, use
1781 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
1782 newly built constant descriptor.
1783 (lookup_constant_def): Compute hash field of temporary key, use
1784 htab_find_with_hash instead of htab_find.
1786 2005-05-16 Richard Henderson <rth@redhat.com>
1788 * config/i386/sse.md (mulv4si3): New.
1790 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1792 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
1793 tests for noncanonical versions of reg+constant and
1796 2005-05-16 Richard Henderson <rth@redhat.com>
1797 Steven Bosscher <stevenb@suse.de>
1800 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
1801 maybe_clean_eh_stmt; take old stmt parameter. Update EH
1802 region data structure to match replacement.
1803 * tree-flow.h: Update to match.
1804 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1805 * tree-ssa-dom.c (optimize_stmt): Likewise.
1806 * tree-ssa-pre.c (eliminate): Likewise.
1807 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1809 2005-05-16 Caroline Tice <ctice@apple.com>
1811 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
1812 internal_error with gcc_assert.
1813 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
1814 * function.h (struct function): Remove space between "*" and
1816 * varasm.c (initialize_cold_section_name): Add gcc_assert;
1817 modify to use alloca.
1818 (unlikely_text_section): Add check for flag_function_sections.
1819 (assemble_start_function): Move call to resolve_section, so it
1820 comes before first call to unlikely_text_section.
1821 (assemble_end_function): Add test and call to function_section
1824 2005-05-16 Roger Sayle <roger@eyesopen.com>
1826 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
1827 instead of build_binary_op when performing code transformations
1828 to avoid error messages about constructs not it the user's code.
1830 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1832 * tree-ssa-pre.c: Fix a comment typo.
1834 2005-05-16 Richard Henderson <rth@redhat.com>
1837 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
1838 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
1839 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
1840 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
1841 add_tprel22): Remove mode from symbolic operand.
1843 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1845 * optc-gen.awk: Include intl.h after the externally-provided files.
1847 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1849 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
1850 folding a COND_EXPR_COND in a nondestructive manner.
1852 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
1854 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
1855 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
1856 New values for vec_select definitions and bitmask for element
1859 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1861 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
1862 Change the type to VEC(rtx,gc)*.
1863 (mem_loc_descriptor, add_const_value_attributes,
1864 dwarf2out_init): Adjust uses of used_rtx_varray.
1866 * tree-data-ref.c (compute_all_dependences): Change the type
1867 of dependence_relations to VEC(ddr_p,heap)**.
1868 (compute_data_dependences_for_loop): Change the type of
1869 allrelations to VEC(ddr_p,heap)*.
1871 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1873 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
1874 system.h, coretypes.h and tm.h.
1875 (options.o): Update dependencies accordingly.
1876 * optc-gen.awk: Allow header_name to be a list of filenames.
1877 Handle the "Condition" flag.
1878 * opts.h (CL_DISABLED): New flag.
1879 * opts.c (handle_option): Print an error for CL_DISABLED options.
1880 * doc/options.texi: Document the "Condition" option flag.
1882 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
1884 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
1886 2005-05-15 Roger Sayle <roger@eyesopen.com>
1888 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
1889 check for TREE_OVERFLOW on INTEGER_CST trees.
1890 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
1891 CONSTANT_CLASS_P tree nodes.
1893 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
1896 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
1898 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
1900 Fix PR tree-optimization/21576
1902 * tree-ssa-pre.c (expression_node_pool): New pool.
1903 (comparison_node_pool): Ditto.
1904 (list_node_pool): Ditto.
1905 (pool_copy_list): New function.
1906 (phi_translate): Handle CALL_EXPR.
1907 (valid_in_set): Ditto.
1908 (create_expression_by_pieces): Ditto.
1909 (insert_into_preds_of_block): Ditto.
1910 (insert_aux): Ditto.
1911 (compute_avail): Ditto.
1912 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
1913 (can_value_number_call): New function.
1914 (find_leader): Update comment.
1915 (init_pre): Create new pools.
1916 (fini_pre): Free new pools.
1917 (pass_pre): Add TODO_update_ssa for the future when we are going
1919 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
1920 (set_value_handle): Ditto.
1921 (get_value_handle): Ditto.
1923 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
1925 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
1927 2005-05-15 Andreas Jaeger <aj@suse.de>
1929 * gcc.c (pfatal_pexecute): Remove unused local function.
1931 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
1933 * optc-gen.awk: Remove excess indentation.
1934 * opth-gen.awk: Likewise.
1936 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
1938 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
1939 of basic_block_info. Call init_flow and find_basic_blocks
1940 before dbr_schedule if needed.
1942 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1944 * tree-optimize.c (init_tree_optimization_passes): Move
1945 pass_cd_dce in place of the last pass_dce.
1947 PR tree-optimization/21563
1948 * tree-vrp.c (compare_value): Return boolean_false_node when
1949 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
1950 strictly larger than CST.
1952 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
1953 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1955 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
1957 (rev_cond_name) Likewise.
1958 (vax_float_literal) Likewise.
1959 * config/vax/vax.md: Likewise.
1961 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1963 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
1964 registers and use them (specifically the stack pointer).
1965 * config/vax/vax.h: Use above defines right here.
1967 * config/vax/vax.c: (override_options) Remove 'register' keyword.
1968 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
1969 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
1971 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
1972 mostly removal of trailing spaces...
1973 * config/vax/vax-modes.def: Remove trailing whitespace.
1975 * config/vax/elf.h: Update whitespace.
1977 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1980 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1981 * fold-const.c (fold_indirect_ref_1): Avoid removing
1982 NOP_EXPRs with type qualifiers like const.
1984 2005-05-14 Jan Hubicka <jh@suse.cz>
1986 Patch by Richard Henderson:
1987 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1988 Handle RESX expressions properly.
1990 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
1991 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
1992 (remove_stmt_from_eh_region_fn): Likewise.
1994 * tree-cfg.c (execute_warn_function_return): Break out noreturn
1996 (execute_warn_function_noreturn): ... here.
1997 (pass_warn_function_noreturn): New pass.
1998 * tree-pass.h (pass_warn_function_noreturn): Declare
1999 * tree-optimize.c (init_tree_optimization_passes): Move return
2000 warnings early and add noreturn warnings at place of previous
2003 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2005 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
2006 root_var_init, type_var_init): Use VEC instead of VARRAY.
2007 * tree-ssa-live.h (tree_partition_associator_d): Change the
2008 type of trees to VEC(tree,heap)*.
2009 (tpa_tree): Use VEC instead of VARRAY.
2011 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2013 * fold-const.c (div_if_zero_remainder): New function.
2014 (try_move_mult_to_index): Use it.
2016 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2018 * tree-eh.c (leh_tf_state): Change the type of dest_array to
2020 (maybe_record_in_goto_queue, lower_try_finally_onedest,
2021 lower_try_finally_copy, lower_try_finally_switch,
2022 lower_try_finally): Use VEC instead of VARRAY.
2024 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
2026 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
2027 comment regarding defined register classes.
2028 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2030 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2032 * tree-optimize.c (init_tree_optimization_passes): Move
2033 pass_merge_phi before the first pass_dominator.
2035 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
2037 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
2040 2005-05-13 Josh Conner <jconner@apple.com>
2042 * config/arm/arm.c (arm_size_return_regs): New.
2043 (thumb_unexpanded_epilogue): replace in-line calculation
2044 of return registers with call to arm_size_return_regs.
2045 (use_return_insn): Include test of which registers are
2046 being used to hold return values, to accommodate
2047 vector return values.
2049 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
2051 * config/rs6000/sysv4.opt (mlittle): Handle.
2053 * config/rs6000/rs6000.c (rs6000_handle_option): Set
2054 target_flags_explicit when appropriate.
2056 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2058 PR middle-end/20714:
2059 * optabs.c (no_conflict_data): New struct.
2060 (no_conflict_move_test): New function.
2061 (emit_no_conflict_block): Use it.
2063 2005-05-13 Adam Nemet <anemet@lnxw.com>
2065 * doc/invoke.texi (Debugging Options): Option
2066 -fdump-translation-unit only works with C++ now.
2068 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2070 Replace calls to abort in CRIS port.
2071 * config/cris/cris.h (CRIS_ASSERT): New macro.
2072 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
2073 internal_error instead of abort.
2074 ("movsi"): Ditto. Unquote preparation statement section.
2075 ("call", "call_value"): Ditto, but use gcc_assert where
2076 appropriate. Tweak comments.
2077 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
2079 (cris_op_str): Call internal_error, not abort.
2080 (cris_print_operand): Tweak "abort" reference to "die" in comment.
2081 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
2082 (cris_notice_update_cc): Call internal_error, not abort.
2083 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
2084 (cris_emit_movem_store, cris_asm_output_symbol_ref)
2085 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
2086 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
2087 ENABLE_CHECKING-guarded abort call.
2088 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
2089 Use internal_error at end of test-chain.
2091 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2093 PR rtl-optimization/20769:
2094 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
2095 pattern emitted by expand_nl_goto_receiver.
2097 PR middle-end/20793:
2098 * integrate.c (allocate_initial_values): Update register liveness
2101 2005-05-13 Josh Conner <jconner@apple.com>
2103 * arm.c (arm_return_in_memory): Add handling for vector return types.
2105 2005-05-13 David Ung <davidu@mips.com>
2107 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
2109 * config/mips/mips.c: Add 4km alias.
2110 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
2111 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
2114 2005-05-13 Jan Hubicka <jh@suse.cz>
2116 * c-decl.c (finish_function): Suppress "control reaches end of
2117 non-void function" when "no return statement in function
2118 returning non-void" is issued.
2120 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
2121 * tree-optimize.c (pass_gimple): Kill.
2122 (init_tree_optimization_passes): Kill pass_gimple.
2123 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
2124 * tree-dump.c (dump_files): Rename .generic to .gimple.*
2126 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2128 PR rtl-optimization/20756:
2129 * basic-block.h (PROP_DEAD_INSN): Define.
2130 * flow.c (propagate_one_insn): Set during mark_set_regs call
2132 (mark_set_1): Emit a clobber when we are about to delete a dead insn
2133 that kills a live register.
2135 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
2137 * config/s390/s390.md: ("DBL"): New mode attribute.
2138 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
2139 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
2140 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
2142 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
2144 * c-format.c (check_format_arg): Handle string literals of
2145 the form &"string"[offset].
2147 * g++.dg/warn/format4.C: New testcase.
2149 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
2151 * config/mips/3000.md, config/mips/4000.md,
2152 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
2153 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
2154 config/mips/generic.md, config/pdp11/pdp11.md,
2155 config/sh/crt1.asm, config/sh/lib1funcs.asm,
2156 config/sh/sh-modes.def, config/sh/sh-protos.h,
2157 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
2159 2005-05-13 Richard Henderson <rth@redhat.com>
2161 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
2162 addition to move unless dest is a register. Do not skip
2163 instantiation in dest on addition simplification.
2165 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2167 * config/cris/cris.c (cris_print_operand) <case 'H'; case
2168 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
2169 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
2171 2005-05-13 Jan Hubicka <jh@suse.cz>
2173 * basic-block.h (FOR_ALL_BB_FN): New macro.
2174 (init_flow): Initialize cfg structure.
2175 * function.c (allocate_struct_function): Do not initialize cfg structure.
2176 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
2177 (build_tree_cfg): ... here.
2178 * tree-flow.h (init_empty_tree_cfg): Declare.
2180 2005-05-12 Steven Bosscher <stevenb@suse.de>
2182 Fix PR tree-optimization/21520
2183 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
2184 to attempt to fold constants.
2186 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2188 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
2189 only when TARGET_ADJUST_UNROLL_MAX is defined.
2190 (general_movsrc_operand): Use the C style comment.
2191 (ua_offset): Use prototype.
2193 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
2195 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
2196 (struct hmr_data, hoist_memory_reference, memref_del,
2197 struct fmrv_data): Removed.
2198 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
2199 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
2201 (find_more_ref_vops): Traverse the list of memory references.
2202 (determine_lsm_loop): Work with the list of memory references instead
2203 of traversing the hashtable.
2205 2005-05-12 Steven Bosscher <stevenb@suse.de>
2206 Stuart Hastings <stuart@apple.com>
2207 Jan Hubicka <jh@suse.cz>
2209 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
2210 duplicate_eh_regions): New functions, based on old
2211 implementation removed with RTL inliner.
2212 (reachable_next_level): Modify behaviour pre-inline.
2213 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
2215 * function.h (struct function): Add after_inlining flag.
2216 * tree-optimize.c (tree_rest_of_compilation): Set it.
2217 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
2219 * tree-cfg.c (label_to_block_fn): Deal with cases where
2220 label was never insterted into code.
2222 2005-05-12 Zack Weinberg <zack@codesourcery.com>
2224 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
2226 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
2228 Fix PR tree-optimization/21532
2229 * tree-ssa-pre.c (create_expression_by_pieces): stmt
2230 needs to go onto the inserted_exprs list.
2232 2005-05-12 Ian Lance Taylor <ian@airs.com>
2234 * c-common.h (statement_code_p): Don't declare.
2235 (STATEMENT_CODE_P): Don't define.
2236 (INIT_STATEMENT_CODES): Don't define.
2237 * c-common.c (statement_code_p): Don't define.
2239 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2241 * config/sparc/sparc.h: Remove dead code.
2242 * config/sparc/sparc.c (sparc_compute_frame_size): Use
2243 FIRST_PARM_OFFSET for the size of the register window area.
2244 (emit_save_regs): Rename into emit_save_or_restore_regs.
2245 Add 'action' parameter. Use 4095 as upper bound for the offset.
2246 Pass 'action' to save_or_restore_regs.
2247 (emit_restore_regs): Delete.
2248 (sparc_expand_prologue): Call emit_save_or_restore_regs.
2249 (sparc_expand_epilogue): Likewise.
2250 * config/sparc/sparc.md (mode macro P): Move.
2251 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
2252 (mov<V32:mode> expander): Move to the top of the V32 section.
2253 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
2254 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
2255 (sibcall_epilogue): Move.
2257 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2260 * arm.c (arm_gen_constant): Sign-extend intermediate values when
2261 synthesizing a constant of the difference of two immediates.
2263 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2265 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
2266 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
2267 the alternatives using integer registers into the appropriate
2270 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2272 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
2273 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
2274 * bitmap.h: Fixed comments.
2276 2005-05-11 Richard Henderson <rth@redhat.com>
2279 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
2280 (ia64_cannot_force_const_mem): New.
2281 (tls_symbolic_operand_type): New.
2282 (ia64_legitimate_constant_p): New.
2283 (ia64_expand_load_address): Return true on success. Improve
2284 checks for when we should not split.
2285 (ia64_expand_tls_address): New addend operand. Distribute it
2286 as appropriate to the tls_kind. Delay referencing gp.
2287 (ia64_expand_move): Split symbolic addend as necessary. Handle
2288 tls symbols with addends.
2289 * config/ia64/ia64-protos.h: Update.
2290 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
2291 p0, f0, f1, and r13.
2292 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
2293 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
2294 (symbolic_operand splitter): Pass everything through
2295 ia64_expand_load_address and FAIL or DONE as appropriate.
2296 (load_fptr): Only accept after reload.
2297 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
2298 load_symptr_low, load_ltoff_dtpmod,
2300 (load_dtprel): Only accept tls symbols.
2301 (load_dtprel64, load_dtprel22): Likewise.
2302 (load_tprel, load_tprel64, load_tprel22): Likewise.
2303 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
2304 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
2305 (add_dtprel14, add_dtprel22): Likewise.
2306 (add_tprel, add_tprel14, add_tprel22): Likewise.
2307 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
2308 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
2309 (got_symbolic_operand): Check CONST offsets.
2310 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
2311 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
2312 (move_operand): Don't handle tls here. Check CONST offsets.
2314 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2316 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
2317 Remove hilo_operand check.
2318 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
2319 * config/mips/predicates.md (hilo_operand): Delete.
2321 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2323 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
2325 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2327 PR tree-optimizer/18472
2328 * tree-if-conv.c (tree_if_convert_stmt,
2329 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
2331 2005-05-11 Jan Hubicka <jh@suse.cz>
2333 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
2334 (GTFILES): add except.h.
2335 * except.c (eh_status): Add throw_stmt_table.
2336 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
2337 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
2338 lookup_stmt_eh_region_fn): Declare.
2339 (throw_stmt_node): New structure.
2340 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
2341 * gengtype.c (open_base_files): Add except.h to inlines.
2342 * tree-eh.c (throw_stmt_node): Kill.
2343 (record_stmt_eh_region): Update.
2344 (add_stmt_to_eh_region_fn): Break out from ...
2345 (add_stmt_to_eh_region): ... here.
2346 (remove_stmt_from_eh_region_fn): Break out from ...
2347 (remove_stmt_from_eh_region): ... here.
2348 (lookup_stmt_eh_region_fn): Break out from ...
2349 (lookup_stmt_eh_region): ... here.
2350 (honor_protect_cleanup_actions): Use build_resx.
2351 (lower_try_finally_onedest): Likewise.
2352 (lower_try_finally_copy): Likewise.
2353 (lower_try_finally_switch): Likewise.
2354 (lower_eh_constructs): Update eh table construction.
2355 * tree.c (build_resx): New.
2356 * tree.h (build_resx): Declare.
2358 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
2360 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
2363 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2365 * fold-const.c, libgcov.c: Fix comment typos.
2367 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
2370 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
2372 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2373 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
2375 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
2377 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
2380 * crtstuff.c: Include auto-host.h again, for now.
2382 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2384 * config/mips/24k.md: Remove trailing whitespace.
2386 2005-05-11 David Ung <davidu@mips.com>
2388 * config/mips/mips.md (type): Add imul3.
2389 (length, hazard, may_clobber_hilo): Check for imul3.
2390 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
2391 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
2392 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
2393 for a 3 operand mul and its bypasses.
2394 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
2395 * config/mips/4000.md (r4k_imul): Likewise.
2396 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
2397 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
2398 (vr4130_muldi): Likewise.
2399 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
2400 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
2401 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
2402 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
2403 (ir_vr54_imadd_si): Likewise.
2404 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
2405 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
2406 (rm7_impy_di): Likewise.
2407 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
2408 * config/mips/generic.md (generic_imul): Likewise.
2409 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
2410 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
2412 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
2414 PR middle-end/20371:
2415 * tree.h (record_layout_info_s): New member prev_packed.
2416 * stor-layout.c (update_alignment_for_field): Fix comment about
2417 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
2418 we start it properly aligned.
2419 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
2420 to update_alignment_for_field, and recompute it afterwards using
2421 the alignment of the record.
2422 When a packed bitfield precedes an MS bitfield, don't add padding
2423 at the end of the packed bitfield on behalf of the base type of
2424 the packed bit field.
2425 Don't adjust rli->bitpos at the end
2426 of an MS bitfield run if we already adjusted bitpos/offset for an
2427 alignment as large or larger than the bitfield type size.
2428 Take possible record alignment > BIGGEST_ALIGNMENT into account
2429 when calculating actual_align.
2430 Only put packed buit fields into rli->prev_field if they end up
2432 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
2433 Update rli->remaining_in_alignment when we have already started a
2434 run of bit fields and we process a packed bit field.
2436 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
2438 * tree-data-ref.c (find_data_references_in_loop): Give up when
2439 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
2440 may embed arbitrary side effects.
2441 Remove the assumption that GIMPLE form contains a single array
2442 access per statement.
2443 When the statement contains virtual operands, fail if it is not
2444 a MODIFY_EXPR or a CALL_EXPR.
2445 Return after the dont know node is inserted.
2447 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
2449 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
2451 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2454 PR tree-optimization/19639
2455 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
2456 and generic summands for char* as s * delta, too, folding &a[i]
2457 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
2458 for comparison of steps. Convert types for index addition.
2459 (fold_binary): Adjust the callers to always dispatch to
2460 try_move_mult_to_index.
2461 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
2462 expr with non-gimple ARRAY_REF offset.
2464 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2466 * fold-const.c (fold_indirect_ref_1): Avoid removing
2467 NOP_EXPRs with type qualifiers like const.
2469 2005-05-11 Richard Henderson <rth@redhat.com>
2472 * c-decl.c (finish_decl): Propagate the completed array type of
2473 a global variable into the binding.
2475 2005-05-10 Matt Kraai <kraai@ftbfs.org>
2477 * Makefile.in (gtype-desc.o, build/genautomata.o)
2478 (build/varray.o): Depend on $(VARRAY_H).
2480 2005-05-10 Diego Novillo <dnovillo@redhat.com>
2482 * tree-optimize.c (init_tree_optimization_passes): Re-organize
2483 optimization passes to do an initial batch of scalar cleanups.
2485 2005-05-10 Ian Lance Taylor <ian@airs.com>
2487 * read-rtl.c (struct macro_traverse_data): Define.
2488 (map_attr_string): New static function, broken out of
2489 apply_macro_to_string.
2490 (mode_attr_index, apply_mode_maps): New static functions.
2491 (apply_macro_to_string): Call map_attr_string.
2492 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
2494 (apply_macro_traverse): Expect data to point to a struct
2495 macro_traverse_data.
2496 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
2497 to pass data through htab_traverse.
2498 (read_rtx_1): Add mode_maps parameter. Change all callers.
2499 Handle mode names which are attribute strings.
2500 * doc/md.texi (Substitutions): Rename from String Substitutions.
2501 Change references. Document using attributes as modes.
2503 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2505 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
2506 * tree-optimize.c (init_tree_optimization_passes) Swap
2507 pass_ch and pass_profile.
2508 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
2509 here. Remove rewrite_into_loop_closed_ssa call.
2511 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2513 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
2515 (legitimate_reload_constant_p): Add check for const double zero.
2516 * config/s390/s390.md: Add comment for constraint letter 'G'.
2517 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
2518 attributes for new case.
2519 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
2520 s390_const_double_ok_for_constraint_p.
2521 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
2524 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2526 PR tree-optimization/21170
2527 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
2528 rewrite_ssa_into_ssa in comments with update_ssa.
2530 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2532 * tree-ssa-loop-im.c: Include hashtab.h.
2533 (struct mem_ref_loc): New.
2534 (struct mem_ref): Describe the set of references with the same
2536 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
2537 maybe_queue_var, fem_single_reachable_address,
2538 for_each_memref, single_reachable_address,
2539 is_call_clobbered_ref, determine_lsm_reg): Removed.
2540 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
2541 hoist_memory_reference, memref_hash, memref_eq, memref_del,
2542 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
2544 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
2545 (determine_lsm_loop): Rewritten.
2546 (determine_lsm): Do not set stmt uids.
2548 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2550 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
2553 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2555 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
2556 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
2557 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
2559 2005-05-10 Jeff Law <law@redhat.com>
2561 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
2562 thread_across_edge for any abnormal edges.
2564 2005-05-10 Richard Henderson <rth@redhat.com>
2566 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
2567 * config/ia64/ia64-protos.h: Declare it.
2568 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
2569 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
2570 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
2571 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
2572 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
2573 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
2574 extend result; use release semantics.
2575 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
2576 (sync_val_compare_and_swap_<IMODE>): Update to match.
2578 2005-05-10 Richard Henderson <rth@redhat.com>
2580 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
2581 before comparing it for success.
2583 2005-05-10 Richard Henderson <rth@redhat.com>
2585 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
2586 no return value pattern.
2588 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
2589 H.J. Lu <hongjiu.lu@intel.com>
2591 * libgcov.c (create_file_directory): New function. Create
2592 directory for the given file name.
2593 (gcov_max_filename): New static var. Keeps size of the longest
2595 (gcov_exit): Always try to create directory for output
2596 file. Relocate each filename basing on environment vars.
2597 (__gcov_init): Remember the longest file name.
2598 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
2599 * doc/gcov.texi (Cross-profiling): New node documenting
2600 cross-profiling management.
2601 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
2603 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2605 * config/sparc/sparc.c (mem_min_alignment): Do not rely
2606 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
2608 2005-05-10 Bob Wilson <bob.wilson@acm.org>
2610 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
2611 case code to avoid one move instruction.
2612 (__umodsi3, __modsi3): Merge duplicated code sequences.
2614 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2616 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
2617 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
2618 * doc/invoke.texi: Fix typos.
2620 * tree-data-ref.c (analyze_array_indexes, analyze_array,
2621 init_data_ref, access_functions_are_affine_or_constant_p,
2622 free_data_refs): Use VEC instead of VARRAY.
2623 * tree-data-ref.h (data_reference): Change the type of
2624 access_fns to VEC(tree,gc)*.
2625 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2627 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
2630 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
2631 * fold-const.c (fold): Expand the condition of reducing cond_expr.
2632 (contains_label_1, contains_label_p): New functions for checking
2633 labels in a sub-tree.
2635 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2638 * c-decl.c (pushdecl): When there is a declaration in the current
2639 scope and the declarations are external linkage, check for
2640 compatibility with the type in the external scope and update the
2641 type in the external scope with the composite type information.
2642 Do not form a composite type of the new type and the visible type
2643 if they are incompatible.
2645 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2647 * crtstuff.c: Revert part of 2005-05-08 Change.
2648 (IN_LIBGCC2): Define.
2650 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2652 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
2653 remove redundant test.
2654 (fp_mov_p): Accept 0.
2655 (fp_high_losum_p): Remove redundant test.
2656 * config/sparc/predicates.md (const_high_operand): Explicitly test
2657 (not small_int_operand).
2658 (fp_const_high_losum_operand): New.
2659 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
2660 (movdi_insn_sp32_v9): Use canonical predicates.
2661 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
2662 (movdi_insn_sp64_novis): Delete.
2663 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
2664 (movsf_insn_novis): Delete.
2665 (movsf_insn_vis): Rename into movsf_insn.
2666 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
2667 (movsf_lo_sum): Use fp_const_high_losum_operand.
2668 (movsf_high): Likewise.
2669 (movsf_high_losum splitter): Likewise.
2670 (mov<V32:mode> expander): Use register_or_zero_operand.
2671 (mov<V64:mode> expander): Likewise.
2672 (movdf_insn_sp32): Use register_or_zero_operand.
2673 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
2674 Rename into movdf_insn_sp32_no_fpu.
2675 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
2676 Rename into movdf_insn_sp32_v9_no_fpu.
2677 (movdf_insn_v9only_novis): Delete.
2678 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
2679 (movdf_insn_sp64_novis): Delete.
2680 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
2681 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
2682 Rename into movdf_insn_sp64_no_fpu.
2683 (movtf expander): Use register_or_zero_operand.
2684 (movtf_insn_sp32): Delete.
2685 (movtf_insn_vis_sp32): Use register_or_zero_operand.
2686 Rename into movtf_insn_sp32.
2687 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
2688 Rename into movtf_insn_sp32_no_fpu.
2689 (movtf_insn_hq_sp64): Delete.
2690 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
2691 Rename into movtf_insn_sp64_hq.
2692 (movtf_insn_sp64): Delete.
2693 (movtf_insn_vis_sp64): Use register_or_zero_operand.
2694 Rename into movtf_insn_sp64.
2695 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
2696 Rename into movtf_insn_sp64_no_fpu.
2698 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2700 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
2701 gcc_assert and gcc_unreachable as appropriate.
2702 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
2703 xstormy16_output_cbranch_si, xstormy16_split_move,
2704 xstormy16_initial_elimination_offset,
2705 xstormy16_encode_section_info, xstormy16_print_operand_address,
2706 xstormy16_expand_call, xstormy16_expand_arith,
2707 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2709 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2711 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
2712 const_copies to VEC(tree,heap)*.
2713 (new_elim_graph, delete_elim_graph, elim_graph_size,
2714 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
2717 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2720 * doc/extend.texi (Type Attributes): Correct example syntax.
2722 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
2725 * doc/invoke.texi (-Wuninitialized): Update documentation.
2727 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2729 * arm.c (const_ok_for_arm): Use a faster algorithm.
2731 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2734 * config/rs6000/rs6000.md (add_op2): New.
2735 (add<mode>3): Use it.
2737 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2739 * arm.c (arm_gen_constant): Add new heuristic for generating
2740 constant integers that can be expressed as the difference of two
2743 2005-05-09 Roger Sayle <roger@eyesopen.com>
2745 * c-tree.h (parser_build_unary_op): New prototype.
2746 * c-typeck.c (parser_build_unary_op): New function to construct
2747 a unary operation in the C parser.
2748 * c-parser.c (c_parser_unary_expression): Use the new function
2749 parser_build_unary_op when appropriate.
2751 2005-05-09 Mark Mitchell <mark@codesourcery.com>
2754 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
2755 before outputting DWARF_FRAME_RETURN_COLUMN.
2757 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2759 * config/s390/s390.c: (s390_branch_condition_mask,
2760 s390_branch_condition_mnemonic, s390_extra_constraint_str,
2761 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
2762 legitimize_pic_address, s390_emit_tls_call_insn,
2763 legitimize_tls_address, legitimize_tls_address,
2764 s390_expand_addcc, print_shift_count_operand, print_operand,
2765 addr_generation_dependency_p, annotate_constant_pool_refs,
2766 s390_split_branches, find_constant_pool_ref,
2767 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
2768 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
2769 s390_output_pool_entry, s390_function_value,
2770 s390_call_saved_register_used, s390_emit_call): Replace
2771 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
2772 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
2773 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
2774 get_some_local_dynamic_name, s390_function_arg_size,
2775 s390_function_arg_advance, s390_function_arg,
2776 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
2777 default case by gcc_unreachable.
2778 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
2779 conditional abort by gcc_assert.
2780 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
2781 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2783 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2785 * config/s390/s390.c: (s390_decompose_address,
2786 tls_symbolic_operand, legitimate_pic_operand_p,
2787 legitimate_constant_p, legitimate_reload_constant_p,
2788 s390_expand_plus_operand, legitimate_address_p,
2789 legitimate_la_operand_p, ): Remove 'register' from signature.
2790 (symbolic_reference_mentioned_p,
2791 tls_symbolic_reference_mentioned_p): Remove 'register' from local
2792 variable declarations.
2793 (legitimize_address): Remove 'register' from
2794 signature and local variable declarations.
2796 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2798 * config/s390/s390-protos.h: (s390_match_ccmode,
2799 s390_match_ccmode_set, reg_used_in_mem_p,
2800 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2801 legitimate_la_operand_p, preferred_la_operand_p,
2802 s390_short_displacement, addr_generation_dependency_p,
2803 legitimate_reload_constant_p, legitimate_address_p): Change return type
2805 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2806 * config/s390/s390.c: (s390_match_ccmode,
2807 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2808 legitimate_reload_constant_p): Change return type into 'bool'.
2809 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
2810 Likewise. Additionally adapted comment.
2811 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
2812 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2813 (s390_decompose_address): Change the type of the internal flags
2814 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
2815 (struct s390_address): Change type of "pointer" into bool.
2816 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
2817 Adapt calls for 's390_tm_ccmode' to the new signature.
2819 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2821 * config/s390/s390.c: (s390_match_ccmode_set,
2822 s390_branch_condition_mnemonic, s390_short_displacement,
2823 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
2824 print_shift_count_operand, get_some_local_dynamic_name,
2825 get_some_local_dynamic_name_1, reg_used_in_mem_p,
2826 addr_generation_dependency_p, s390_split_branches,
2827 annotate_constant_pool_refs, find_constant_pool_ref,
2828 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
2829 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
2830 s390_register_info, s390_frame_info, s390_init_frame_layout,
2831 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
2832 restore_gprs, s390_function_arg_size, s390_function_arg_float,
2833 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
2834 s390_encode_section_info, s390_cannot_force_const_mem,
2835 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
2836 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
2837 s390_adjust_priority, s390_issue_rate,
2838 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
2839 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
2840 s390_build_builtin_va_list, s390_gimplify_va_arg,
2841 s390_function_ok_for_sibcall, s390_call_saved_register_used,
2842 s390_pass_by_reference, s390_fixed_condition_code_regs,
2843 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
2844 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
2845 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
2846 s390_add_pool_insn, s390_find_pool, s390_add_constant,
2847 s390_find_constant, s390_add_execute, s390_find_execute,
2848 s390_execute_label, s390_execute_target, s390_dump_pool,
2849 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
2850 Move target macro definitions to the end of the file. Move several
2851 functions within the file to assure correct compiling.
2853 2005-05-09 Steven Bosscher <stevenb@suse.de>
2855 * calls.c (purge_reg_equiv_notes): Remove, fold into...
2856 (fixup_tail_calls): ...here. Only look at insns between the
2857 start of the function and the FUNCTION_BEG insn note.
2859 * gcse.c (one_cprop_pass): Fix typos in dumps.
2861 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
2863 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2865 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
2866 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
2867 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
2868 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
2870 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
2871 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
2872 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
2875 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2877 * config/s390/s390.md: ("gf") New mode attribute.
2878 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
2879 "fixuns_truncsfsi2"): Merge.
2880 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
2881 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
2882 "fix_truncsfsi2_ieee"): Merge.
2884 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2886 * config/s390/s390.md: ("FPR") New mode macro.
2887 ("de", "dee"): New mode attributes.
2888 ("cmpdf", "cmpsf"): Merge.
2889 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
2890 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
2891 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
2892 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
2893 ("floatdidf2", "floatdisf2"): Merge.
2894 ("adddf3", "addsf3"): Merge.
2895 ("*adddf3", "*addsf3"): Merge.
2896 ("*adddf3_cc", "*addsf3_cc"): Merge.
2897 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
2898 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
2899 ("subdf3", "subsf3"): Merge.
2900 ("*subdf3", "*subsf3"): Merge.
2901 ("*subdf3_cc", "*subsf3_cc"): Merge.
2902 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
2903 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
2904 ("muldf3", "mulsf3"): Merge.
2905 ("*muldf3", "*mulsf3" "): Merge.
2906 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
2907 ("*fmadddf", "*fmaddsf"): Merge.
2908 ("*fmsubdf", "*fmsubsf"): Merge.
2909 ("divdf3", "divsf3"): Merge.
2910 ("*divdf3", "*divsf3"): Merge.
2911 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
2912 ("negdf2", "negsf2"): Merge.
2913 ("*negdf2_cc", "*negsf2_cc"): Merge.
2914 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
2915 ("*negdf2", "*negsf2"): Merge.
2916 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
2917 ("absdf2", "abssf2"): Merge.
2918 ("*absdf2_cc", "*abssf2_cc"): Merge.
2919 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
2920 ("*absdf2", "*abssf2"): Merge.
2921 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
2922 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
2923 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
2924 ("*negabsdf2", "*negabssf2"): Merge.
2925 ("sqrtdf2", "sqrtsf2"): Merge.
2927 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2929 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
2931 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
2932 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
2933 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2934 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
2936 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
2937 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
2938 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
2939 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
2940 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
2941 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
2942 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
2943 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
2944 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
2945 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
2946 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
2947 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
2948 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
2949 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
2950 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
2951 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
2953 ("*divsf3"): Additionally rename second pattern to
2955 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2956 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
2957 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
2958 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
2959 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
2960 'type values' and rename 'type' value.
2961 ("*addsf3"): Additionally rename second pattern to
2964 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2966 * config/s390/s390.md: ("SHIFT"): New mode macro.
2967 ("lr", "shift"): New mode attributes.
2968 ("ashldi3", "lshrdi3"): Merge.
2969 ("*ashldi3_31", "*lshrdi3"_31): Merge.
2970 ("*ashldi3_64", "*lshrdi3"_64): Merge.
2971 ("ashlsi3", "lshrsi3"): Merge.
2973 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2975 * config/s390/s390.md: ("DSI", "SCOND"): New mode
2977 ("E", "g"): New mode attributes.
2978 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
2979 ("*adddi3_alc", "*addsi3_alc"): Merge.
2980 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
2981 ("*subdi3_slb", "*subsi3_slb"): Merge.
2982 ("adddicc", "addsicc"): Merge.
2983 ("*sconddi", "*scondsi"): Merge.
2984 ("*sconddi_neg", "*scondsi_neg"): Merge.
2985 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
2986 ("negdi2", "negsi2"): Extract expander pattern from
2987 "negsi2" and merge with "negdi2".
2988 ("*negdi2"): Merge with instruction pattern of "negsi2".
2989 ("*negdi2_cc", "*negsi2_cc"): Merge.
2990 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
2991 ("rotldi3", "rotlsi3"): Merge.
2993 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2995 * config/s390/s390.md: ("hc"): New mode attribute.
2996 ("extendhidi2", "extendqidi2"): Merge.
2997 ("*extendhidi2", "*extendqidi2"): Merge.
2998 ("extendhisi2", "extendqisi2"): Merge.
2999 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
3000 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
3001 Merged 2 define_split.
3002 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
3003 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
3005 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3007 * config/s390/s390.md: ("COMPARE"): New mode macro.
3008 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
3009 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
3010 "bungt", "bunle", "bunge", "bltgt"): Merge.
3012 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3014 * config/s390/s390.md: ("INT"): New mode macro.
3015 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
3018 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3020 * config/s390/s390.md: ("GPR", "P"): New mode macros.
3021 ("cmpdi", "cmpsi"): Merge.
3022 ("strlendi", "strlensi"): Merge.
3023 ("*strlendi", "*strlensi"): Merge.
3024 ("movmemdi", "movmemsi"): Merge.
3025 ("clrmemdi", "clrmemsi"): Merge.
3027 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3029 * config/s390/s390.md: ("HQI"): New mode macro.
3030 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
3031 ("*tmhi_full", "*tmqi_full"): Merge.
3032 ("*tsthiCCT", "*tstqiCCT"): Merge.
3033 ("*tsthi", "*tstqi"): Merge.
3034 ("*tsthi_cconly", "tstqi_cconly"): Merge.
3035 ("*sethighhisi", "*sethighqisi"): Merge.
3037 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3039 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
3040 config/alpha/unicosmk.h, config/arc/arc.md,
3041 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
3042 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
3043 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
3044 config/arm/semi.h, config/arm/uclinux-elf.h,
3045 config/arm/wince-pe.h, config/fr30/fr30.c,
3046 config/rs6000/altivec.h: Update copyright.
3048 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3050 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
3051 gcc_assert and gcc_unreachable as appropriate.
3052 (pdp11_output_function_epilogue, output_move_double,
3053 output_move_quad, print_operand_address, output_jump,
3054 output_addr_const_pdp11): Likewise.
3055 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
3056 ASM_OUTPUT_ALIGN): Likewise.
3057 * config/pdp11/pdp11.md: Likewise.
3058 (extendhisi2, subhi3, subqi3): Likewise.
3060 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3063 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
3066 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3068 * config/ia64/ia64.c: Fix a comment typo.
3070 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
3073 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
3074 (arm_override_options): Use them instead of manifest constants. Don't
3075 allow -march to override the -mtune setting.
3077 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3079 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
3080 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
3081 (function_arg_advance, function_arg, save_restore_insns,
3082 iq2000_expand_prologue, iq2000_output_conditional_branch,
3083 expand_one_builtin, print_operand):
3084 * config/iq2000/iq2000.md (tablejump): Likewise.
3086 2005-05-09 David Ung <davidu@mips.com>
3088 * config/mips/mips.h (processor_type): Add names for the 24K.
3089 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
3091 * config/mips/mips.md (cnv_mode): New attribute for recording the
3092 conversion types of float convert insns.
3093 (cpu): Add 24k and 24kx.
3094 (include): Include 24k.md file.
3095 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
3096 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
3097 (floatdisf2): Setup cnv_mode.
3098 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
3100 * config/mips/24k.md: New file, contains 24k DFA pipeline
3103 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3105 * config/sh/sh.c (print_operand_address): Use gcc_assert and
3106 gcc_unreachable as appropriate.
3107 (print_operand, prepare_move_operands, prepare_scc_operands,
3108 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
3109 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
3110 fixup_mova, gen_far_branch, sh_reorg, split_branches,
3111 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
3112 sh_set_return_address, sh_setup_incoming_varargs,
3113 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
3114 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
3115 check_use_sfunc_addr): Likewise.
3116 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
3117 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
3118 * config/sh/symbian.c (sh_symbian_mark_dllexport,
3119 sh_symbian_mark_dllimport): Likewise.
3120 * config/sh/sh.md: Likewise.
3121 (movdicc, call_pop, call_value_pop, casesi_worker_1,
3122 casesi_worker_2, casesi_shift_media, casesi_load_media,
3123 return_media): Likewise.
3125 2005-05-08 Roger Sayle <roger@eyesopen.com>
3128 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
3131 2005-05-08 Richard Henderson <rth@redhat.com>
3133 * config/alpha/alpha.c (adjust_address): Fix typo last change.
3135 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3137 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
3138 and -1 can happen in reg_renumber when no hard register is assigned.
3140 2005-05-08 Steven Bosscher <stevenb@suse.de>
3141 Kazu Hirata <kazu@cs.umass.edu>
3143 PR tree-optimization/14841, tree-optimization/15838
3144 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
3145 (evaluate_stmt): Call it.
3147 2005-05-08 Jakub Jelinek <jakub@redhat.com>
3149 * config/ia64/ia64.c (ia64_override_options): Don't set
3150 ia64_flag_var_tracking and clear flag_var_tracking here...
3151 (ia64_file_start): ... but here.
3153 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3155 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
3156 and gcc_unreachable as appropriate.
3157 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
3158 m68hc11_gen_highpart, print_operand, print_operand_address,
3159 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
3160 m68hc11_gen_movhi): Likewise.
3161 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
3162 * config/m68hc11/m68hc11.md: Reword comment.
3164 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3167 * config/m68hc11/predicates.md (splitable_operand): An immediate is
3170 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3172 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
3173 the 68HC12 address indirect addressing mode as it is not supported by
3175 * config/m68hc11/m68hc11-protos.h
3176 (m68hc11_valid_addressing_p): Declare.
3177 (m68hc11_add_mode): Declare.
3178 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
3179 register_indirect_p and export it.
3180 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
3181 instruction so that it is part of the good BB.
3182 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
3183 addressing with movw.
3184 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
3186 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
3187 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
3188 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
3190 ("*movhi_68hc12"): Handle movhi_const0.
3191 ("*subhi3", "subqi3"): Use general_operand for operand 1.
3192 ("*subhi3_zext"): Likewise.
3194 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3197 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
3198 operand 1 and fix constraints.
3199 ("mulqihi3"): Use general_operand for operand 2.
3201 2005-05-08 Julian Brown <julian@codesourcery.com>
3202 H.J. Lu <hongjiu.lu@intel.com>
3203 Paul Brook <paul@codesourcery.com>
3205 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
3206 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
3207 20050308/2.16.0 or newer for comdat group.
3208 * configure: Regenerated.
3209 * config.in: Regenerated.
3210 * varasm.c (default_function_rodata_section): Put .rodata section in
3211 COMDAT group when necessary.
3212 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
3214 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
3217 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3219 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
3221 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
3222 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
3223 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
3224 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3226 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3229 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
3230 64-bit constants on 64-bit hosts.
3231 (m68hc11_split_logical): Simplify.
3232 (m68hc11_split_move): Likewise.
3234 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3235 Paolo Bonzini <bonzini@gnu.org>
3237 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
3238 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
3239 * configure.ac (enable_checking): Fix typos in runtime_checking.
3240 (ENABLE_RUNTIME_CHECKING): Mark as target template.
3241 (xm_file): Prepend auto-host.h
3242 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
3243 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
3245 * crtstuff.c: Do not include auto-host.h.
3246 (IN_LIBGCC2): Do not define.
3247 * gcov-io.h: Include tconfig.h, not auto-host.h.
3248 * libgcc2.c: Do not include auto-host.h.
3249 (abort): Do not undefine.
3250 * libgcov.c: Remove unneeded comment about config.h.
3251 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
3252 * config.in, configure: Regenerated.
3254 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3255 Falk Hueffner <falk@debian.org>
3257 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
3258 and gcc_unreachable as appropriate.
3259 (get_aligned_mem, get_unaligned_address,
3260 alpha_emit_set_long_const, alpha_emit_conditional_branch,
3261 alpha_emit_setcc, alpha_emit_conditional_move,
3262 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
3263 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
3264 alpha_expand_unaligned_load, alpha_expand_block_move,
3265 alpha_expand_zap_mask, get_trap_mode_suffix,
3266 get_round_mode_suffix, get_some_local_dynamic_name,
3267 print_operand_address, function_arg, alpha_return_in_memory,
3268 function_value, alpha_expand_builtin,
3269 alpha_initial_elimination_offset, alpha_expand_epilogue,
3270 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
3271 alphaev5_next_group, alpha_align_insns,
3272 unicosmk_initial_elimination_offset, unicosmk_unique_section,
3273 unicosmk_ssib_name): Likewise.
3274 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3275 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
3276 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
3277 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
3278 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3279 * config/alpha/alpha.md (*divmodsi_internal_er,
3280 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
3281 call_nt, call_umk, call_vms, call_value, sibcall_value,
3282 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
3283 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
3284 * config/alpha/predicates.md (input_operand): Likewise.
3286 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3288 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
3289 gcc_unreachable, as appropriate.
3290 (frv_function_prologue, frv_alloc_temp_reg,
3291 frv_initial_elimination_offset, frv_expand_block_move,
3292 frv_expand_block_clear, frv_print_operand_jump_hint,
3293 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
3294 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
3295 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
3296 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
3297 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
3298 frv_in_small_data_p, frv_asm_out_constructor,
3299 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
3300 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
3301 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
3302 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
3303 sibcall_value, casesi): Likewise.
3305 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
3306 gcc_unreachable as appropriate.
3307 (print_operand_address, mn10300_print_reg_list, expand_prologue,
3308 expand_epilogue, notice_update_cc, initial_offset,
3309 mn10300_address_cost_1): Likewise.
3310 * config/mn10300/mn10300.md: Likewise.
3311 (absdf2, abssf2, negdf2, negsf2): Likewise.
3313 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3316 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
3318 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
3319 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
3320 including sunge_<mode> and sungt_<mode>.
3322 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3324 * integrate.h (get_hard_reg_initial_val): Change type of register
3325 parameter from int to unsigned int.
3326 (has_hard_reg_initial_val): Likewise.
3327 * integrate.c (get_hard_reg_initial_val): Likewise.
3328 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
3330 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3332 * except.c (eh_status): Change the type of ttype_data to
3334 (add_ttypes_entry, assign_filter_values,
3335 output_function_exception_table): Use VEC instead of VARRAY.
3337 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3339 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
3341 2005-05-07 Paul Brook <paul@codesourcery.com>
3343 * Makefile.in: Fix dependencies.
3344 (GCOV_IO_H, VARRAY_H): Set.
3346 2005-05-07 Anthony Green <green@redhat.com>
3349 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
3350 x$STMP_FIXPROTO test.
3351 * configure: Rebuilt.
3353 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3355 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
3356 inappropriate feature test macros if flag_iso.
3358 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3360 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
3362 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
3365 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
3366 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3367 Handle moved operand being in special register.
3368 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
3369 presumed working insn.
3370 (mover2side): Add FIXME.
3372 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3374 * integrate.c (get_func_hard_reg_initial_val): Delete.
3375 (has_func_hard_reg_initial_val): Delete.
3376 (get_hard_reg_initial_val): Inline the old implementation of
3377 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
3378 instead of has_func_hard_reg_initial_val to test for an existing
3379 pseudo. Only create an rtx if a new initial value entry is needed.
3380 (has_hard_reg_initial_val): Scan the initial value list directly.
3381 Don't create an rtx.
3383 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3385 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
3387 * config.in (HAVE_AS_POPCNTB): New.
3388 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
3389 (HAVE_AS_POPCNTB): New.
3390 * configure: Regenerated.
3391 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
3392 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
3393 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
3394 and rs6000_sched_costly_dep.
3395 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
3396 (TARGET_XL_COMPAT): Delete.
3397 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
3398 (popcount<mode>2): New.
3399 (popcntb<mode>2): New.
3400 * config/rs6000/rs6000.opt (mpopcntb): New.
3402 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
3403 if variable name exists.
3405 2005-05-07 Matt Kraai <kraai@ftbfs.org>
3407 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
3409 2005-05-07 Richard Henderson <rth@redhat.com>
3412 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
3413 with constant offsets.
3415 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
3417 * config/v850/v850.c (print_operand): Use gcc_assert and
3418 gcc_unreachable, as appropriate.
3419 (print_operand_address, v850_handle_data_area_attribute,
3420 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
3421 v850_insert_attributes, construct_prepare_instruction): Likewise.
3422 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3423 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
3425 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
3427 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
3428 config/rs6000/rs6000.h: Fix comment typos.
3430 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3432 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
3433 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
3434 (mips_scalar_mode_supported_p): Delete.
3436 2005-05-06 Eric Christopher <echristo@redhat.com>
3438 * config/mips/mips.opt: Remove -mint64 option.
3439 * config/mips/mips.c (override_options): Remove -mint64
3441 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
3442 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
3443 64-bit integer handling.
3444 * doc/invoke.texi (Option Summary): Remove -mint64 for
3447 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
3449 PR tree-optimization/19401
3450 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
3451 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
3452 (estimated_unrolled_size): New function.
3453 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
3454 tree_unroll_loops_completely): Always unroll loops if the code size
3456 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
3457 loops should be unrolled completely.
3458 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
3460 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
3462 PR rtl-optimization/21254
3463 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
3464 assumptions for loops that otherwise do not roll.
3465 (find_simple_exit): Prefer # of iterations that is guaranteed
3467 * loop-unroll.c (decide_peel_once_rolling,
3468 decide_peel_completely): Check whether the loop is infinite.
3470 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
3472 * config/rs6000/sysv4.opt: Fix typo.
3474 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
3475 Jakub Jelinek <jakub@redhat.com>
3478 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
3479 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
3480 Don't use rep; movs{l,q} if the repetition count is really small,
3481 instead use a sequence of movs{l,q} instructions.
3483 2005-05-06 Jeff Law <law@redhat.com>
3485 PR tree-optimization/21380
3486 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
3487 thread through a block with no preds.
3489 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
3491 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
3492 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
3493 add_call_read_ops): Use VEC instead of VARRAY.
3495 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
3497 * config/mcore/mcore.c (mcore_print_operand_address): Use
3498 gcc_assert and gcc_unreachable as appropriate.
3499 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
3500 mcore_output_andn, output_inline_const, mcore_output_move,
3501 mcore_output_movedouble, mcore_expand_block_move,
3502 layout_mcore_frame, mcore_initial_elimination_offset,
3503 mcore_expand_prolog, mcore_mark_dllexport,
3504 mcore_mark_dllimport): Likewise.
3505 * config/mcore/mcore.h (switch_to_section): Likewise.
3506 * config/mcore/mcore.md: Likewise.
3508 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
3510 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
3511 TARGET_PROFILE_KERNEL.
3513 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
3514 TARGET_PROFILE_KERNEL use.
3516 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
3518 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
3519 and gcc_unreachable, as appropriate.
3520 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
3521 m32r_expand_prologue, m32r_output_function_epilogue,
3522 m32r_legitimize_pic_address, m32r_print_operand_address,
3523 emit_cond_move, m32r_function_symbol,
3524 m32r_output_block_move): Likewise.
3525 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3526 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
3527 *rev_zero_branch_insn): Likewise.
3529 2005-05-06 Jakub Jelinek <jakub@redhat.com>
3532 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
3533 if both NEWDECL and OLDDECL are already weak.
3535 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
3537 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3539 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
3540 Kaz Kojima <kkojima@gcc.gnu.org>
3542 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
3545 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
3546 David Edelsohn <edelsohn@gnu.org>
3548 * config.gcc: Add .opt magic for the rs6000 ports.
3550 * doc/invoke.texi: Document -mabi= option properly. Document
3551 -misel and -mno-sel. Document -mspe and -mno-spe. Document
3552 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
3555 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
3556 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
3559 * config/rs6000/aix.opt: New.
3560 * config/rs6000/aix41.opt: New.
3561 * config/rs6000/aix64.opt: New.
3562 * config/rs6000/darwin.opt: New.
3563 * config/rs6000/linux64.opt: New.
3564 * config/rs6000/rs6000.opt: New.
3565 * config/rs6000/sysv4.opt: New.
3567 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
3568 associated TARGET_*. Remove SUBTARGET_OPTIONS,
3570 Define TARGET_USES_SYSV4_OPT.
3571 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
3572 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
3573 TARGET_USES_AIX64_OPT.
3574 * config/rs6000/aix51.h: Same.
3575 * config/rs6000/aix52.h: Same.
3576 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
3577 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
3578 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
3579 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
3580 * config/rs6000/linux64.h: Use
3581 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
3583 * config/rs6000/rs6000.c: Remove definitions of
3584 rs6000_sched_restricted_insns_priority,
3585 rs6000_long_double_size_string, rs6000_altivec_vrsave,
3586 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
3587 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3588 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
3589 rs6000_alignment_string. Define rs6000_explicit_options.
3590 (rs6000_parse_abi_options): Remove.
3591 (rs6000_parse_alignment_option): Remove.
3592 (rs6000_parse_float_gprs_option): Remove.
3593 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
3594 TARGET_DEFAULT_TARGET_FLAGS.
3595 (rs6000_override_options): Revamp to use new .opt machinery.
3597 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
3598 of new .opt machinery. Remove target_flags. Redefine
3599 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
3600 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
3601 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3602 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
3603 rs6000_longcall_switch, rs6000_default_long_calls,
3604 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
3605 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
3606 TARGET_ALTIVEC_VRSAVE.
3608 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3610 * config.gcc (hppa1.1-*-rtems*): Remove.
3611 * config/pa/rtems.h: Remove.
3613 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3615 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3616 Exclude roe/603e multilib variants.
3618 2005-05-04 Denis Chertykov <denisc@overta.ru>
3621 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
3624 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
3626 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
3627 arm/pe.opt to $extra_options.
3628 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
3629 (target_float_abi_name, target_float_switch, target_abi_name)
3630 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
3631 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
3632 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
3633 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
3634 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
3635 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
3636 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
3637 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
3638 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
3639 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
3640 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
3641 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
3642 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
3643 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
3644 (arm_pic_register_string): Delete.
3645 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
3647 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
3648 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
3649 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
3650 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
3651 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
3652 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
3653 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
3654 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
3655 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
3656 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
3657 (SUBTARGET_SWITCHES): Delete.
3658 * config/arm/arm.c (target_float_switch): Delete.
3659 (arm_cpu_select): Moved from config/arm/arm.h.
3660 (target_fpu_name, target_fpe_name, target_float_abi_name)
3661 (target_abi_name, structure_size_string, arm_pic_register_string)
3662 (arm_select): Make static.
3663 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3664 (arm_handle_option): New function.
3665 (arm_override_options): Update target_flags checks for new mask names.
3666 Remove target_float_switch code.
3667 (arm_expand_prologue, thumb_expand_prologue): Check
3668 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
3669 * config/arm/arm.opt, config/arm/pe.opt: New files.
3671 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
3673 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
3674 gcc_unreachable as appropriate.
3675 (arc_double_limm_p, arc_setup_incoming_varargs,
3676 arc_compute_function_type, arc_output_function_prologue,
3677 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
3678 output_shift, arc_print_operand, arc_print_operand_address,
3679 arc_final_prescan_insn): Likewise.
3680 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3682 2005-05-04 Geoffrey Keating <geoffk@apple.com>
3684 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
3689 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
3690 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
3691 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
3692 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
3693 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
3694 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
3695 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
3696 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
3698 2005-05-05 Paul Brook <paul@codesourcery.com>
3700 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
3701 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
3702 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
3703 and tree-data-ref.h with *_H variables.
3705 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3707 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
3709 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3711 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
3713 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
3715 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
3717 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3719 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
3720 setting of vrsave register for current function after
3721 call to save_world is emitted.
3723 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
3725 * config/mmix/predicates.md: New file.
3726 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
3727 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
3728 (mmix_foldable_comparison_operator, mmix_comparison_operator)
3729 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
3730 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3732 * config/mmix/mmix.md: Include predicates.md.
3733 ("call", "call_value"): Force address to register if it isn't a
3734 mmix_symbolic_or_address_operand.
3736 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
3738 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
3739 the flags are of appropriate types.
3740 (num_ssa_operands): Generalize using the generic interface.
3741 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
3744 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
3746 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
3747 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
3749 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3751 * tree-outof-ssa.c (edge_leader, stmt_list,
3752 analyze_edges_for_bb): Use VEC instead of VARRAY.
3753 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
3754 (perform_edge_inserts): Call init_analayze_edges_for_bb and
3755 fini_analayze_edges_for_bb.
3757 2005-05-04 James E Wilson <wilson@specifixinc.com>
3760 * gcc.c (process_command): In the second argv scan loop, ignore
3761 Xassembler and Xpreprocessor, along with their argument.
3763 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3765 * tree-flow-inline.h, tree-ssa-operands.c,
3766 tree-ssa-operands.h, tree-ssa-opfinalize.h:
3767 Likewise. tree-vn.c: Fix comment typos.
3768 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
3770 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
3772 * doc/tm.texi (Target Hooks): Document
3773 TARGET_RESOLVE_OVERLOADED_BUILTIN.
3775 2005-05-04 Paul Brook <paul@codesourcery.com>
3777 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
3779 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3781 * dwarf2out.c (incomplete_types, retry_incomplete_types,
3782 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
3785 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
3786 get_expansion, expand_var_during_unrolling,
3787 insert_var_expansion_initialization,
3788 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
3791 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
3794 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
3797 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
3798 the same as INTEGER_TYPE.
3799 (fold_binary): Fold "bool_var != 0" to bool_var.
3800 Fold "bool_var == 1" to bool_var.
3802 2004-05-03 Richard Henderson <rth@redhat.com>
3805 * function.c (instantiate_virtual_regs_in_insn): Use the mode
3806 from recog_data instead of insn_data.
3808 2005-05-03 DJ Delorie <dj@redhat.com>
3810 * common.opt (fdiagnostics-show-option): No variable is needed.
3811 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
3812 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
3813 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
3814 Save and restore original message format. Use flag in context
3816 (warning): Don't test for enabled warnings here.
3817 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
3820 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
3822 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
3823 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
3824 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
3825 * aclocal.m4: Don't include accross.m4.
3826 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
3827 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
3828 * configure, config.in: Regenerate.
3830 2005-05-04 Jakub Jelinek <jakub@redhat.com>
3833 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
3834 (clear_storage): Add argument.
3835 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
3836 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
3838 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
3839 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
3840 (store_expr, store_constructor): Adjust callers.
3841 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
3842 to emit_block_move if CALL_EXPR_TAILCALL (exp).
3843 (expand_builtin_memmove): Add ORIG_EXP argument, copy
3844 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
3845 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
3846 with EXP. Pass EXP to expand_builtin_memmove.
3847 (expand_builtin_memset): Add ORIG_EXP argument, pass
3848 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
3849 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
3850 Pass EXP to expand_builtin_memset.
3851 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
3853 (expand_builtin_strncmp): Likewise.
3854 (expand_builtin_printf): Replace ARGLIST argument with EXP.
3855 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
3856 (expand_builtin_fprintf): Likewise.
3857 (expand_builtin): Adjust calls to
3858 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
3860 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
3863 PR rtl-optimization/21239
3864 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
3866 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3868 * tree-flow.h (tree_ann_common_d): Move aux to ...
3869 (stmt_ann_d): ... here.
3870 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
3871 move_computations_stmt, schedule_sm): Update references to
3873 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
3875 * tree-cfg.c (remove_bb): Remove a redundant call to
3877 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
3880 2005-05-03 Richard Henderson <rth@redhat.com>
3882 * config/rs6000/rs6000.c: Remove conflict markers.
3884 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
3886 2005-05-03 James E Wilson <wilson@specifixinc.com>
3888 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
3890 2005-05-03 DJ Delorie <dj@redhat.com>
3892 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
3893 decide if the warning will be printed.
3894 * calls.c (expand_call): Likewise.
3895 * function.c (init-function_start): Likewise.
3897 * common.opt (-fdiagnostics-show-option): New.
3898 * opts.c (option_enabled): Accept the option index instead of a
3899 pointer to the option descriptor.
3900 * opts.h (option_enabled): Likewise.
3901 * toplev.c (print_switch_values): Pass option index, not option
3903 * diagnostic.h (diagnostic_info): Add option_index.
3904 * diagnostic.c: Include opts.h.
3905 (diagnostic_set_info): Initialize option_index.
3906 (diagnostic_report_diagnostic): Amend option name if appropriate.
3907 (warning): Check to see if the specified warning is enabled.
3909 * doc/invoke.texi (-fdiagnostics-show-options): Document.
3911 2005-05-03 Richard Henderson <rth@redhat.com>
3913 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
3914 SPEC_OR_GEN_REGS definitions.
3916 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
3919 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
3920 for unavailable registers.
3922 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3924 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
3926 * cfglayout.c (block_locators_blocks,
3927 insn_locators_initialize, insn_scope): Use VEC instead of
3930 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
3931 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
3934 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3936 * config/sparc/predicates.md (const_compl_high_operand): New.
3937 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
3939 (sparc_emit_set_const64_quick1): Adjust for above change.
3940 (sparc_emit_set_const64_quick2): Likewise.
3941 (sparc_emit_set_const64_longway): Likewise.
3942 (sparc_emit_set_const64): Likewise.
3943 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
3944 movdi_const64_special): Delete.
3945 (logical constant splitters): Use const_compl_high_operand.
3947 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
3949 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
3950 rather than STRIP_NOPS.
3952 2005-05-03 Jakub Jelinek <jakub@redhat.com>
3954 PR rtl-optimization/21330
3955 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
3957 (unswitch_single_loop): Clear cinsn when retrying.
3960 * config/i386/i386.c (legitimize_address): When canonicalizing
3961 ASHIFT into MULT, multiply by 1 << shift_count instead of
3962 1 << log2 (shift_count).
3964 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
3966 * lambda-code.c (gcc_loop_to_lambda_loop,
3967 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
3968 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
3969 generic operand interface.
3970 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
3971 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
3972 generic operand interface.
3973 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
3974 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
3975 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
3976 num_imm_uses): Use ssa_use_operand_t.
3977 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
3978 get_v_must_def_ops): Delete.
3979 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
3980 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
3981 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
3982 get_v_must_def_kill_ptr): Delete.
3983 (delink_stmt_imm_use): Move and use new operand interface.
3984 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
3985 op_iter_next_tree): Use new operand implementation.
3986 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
3987 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
3989 (op_iter_next_mustdef, op_iter_next_maydef,
3990 op_iter_next_must_and_may_def): Delete. Replace with...
3991 (op_iter_next_maymustdef): New. Combine must and may next operations.
3992 (op_iter_init_maydef, op_iter_init_mustdef,
3993 op_iter_init_must_and_may_def): Use new interface.
3994 (single_ssa_tree_operand ): New. Process single operands only as trees.
3995 (single_ssa_use_operand): New. Process single operands only as uses.
3996 (single_ssa_def_operand): New. Process single operands only as defs.
3997 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
3999 (num_ssa_operands): New. Count the number of specified operands.
4000 (compare_ssa_operands_equal): New. Compare two statements' operands.
4001 (single_phi_def): New. Return true if PHI has one def of the specified
4003 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
4004 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
4005 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
4006 (struct stmt_ann_d): Operands field no longer require GTY().
4007 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
4008 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
4009 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
4010 dump_replaceable_exprs, rewrite_trees): Use generic interface.
4011 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
4012 Use use_operand_p instead of ssa_imm_use_t *.
4013 * tree-pretty-print.c (dump_vops): check if operands are active before
4014 dumping virtual operands.
4015 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
4016 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
4017 (ccp_fold): Use new interface.
4018 (ccp_visit_stmt): Remove unused variables and code.
4019 (convert_to_gimple_builtin): Insert statements before calling
4020 mark_new_vars_to_rename.
4021 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
4022 (copy_prop_visit_cond_stmt): Use generic interface.
4023 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
4024 annotation in table.
4025 (thread_across_edge): Use generic interface.
4026 (initialize_hash_element): Initialzie with stmt, not annotation.
4027 (eliminate_redundant_computations): Use generic interface.
4028 (record_equivalences_from_stmt): Pass stmt, not annotation.
4029 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
4031 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
4032 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
4033 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
4034 generic operand interface.
4035 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
4037 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
4039 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
4040 (build_defs, build_uses, build_v_may_defs, build_vuses,
4041 build_v_must_defs): Change type to struct opbuild_list_d.
4042 (ops_active): New. Operands active boolean.
4043 (operand_memory, operand_memory_index): New. Operand memory managers.
4044 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
4045 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
4046 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
4047 Change from functions to static variable list heads.
4048 (opbuild_initialize_virtual): New. Initialize a virtual build list.
4049 (opbuild_initialize_real): New. Initialize a virtual build list.
4050 (opbuild_free): New. Free a build list.
4051 (opbuild_num_elems): New. Number of items in a list.
4052 (opbuild_append_real): New. Add a real (tree *) operand.
4053 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
4054 (opbuild_first): New. Return first element index in a list.
4055 (opbuild_next): New. Return next element in a list.
4056 (opbuild_elem_real): New. Return real element.
4057 (opbuild_elem_virtual): New. Return virtual element.
4058 (opbuild_elem_uid): New. Return UID of virtual element.
4059 (opbuild_clear): New. Reset an operand list.
4060 (opbuild_remove_elem): New. Remove an element form a list.
4061 (ssa_operands_active): New. Return true if operand cache is active.
4062 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
4063 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
4064 (correct_use_link): Use use_operand_p.
4065 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
4066 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
4067 (cleanup_v_may_defs): Use new implmentation.
4068 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
4070 (append_def, append_use, append_v_may_def, append_vuse,
4071 append_v_must_def): Call opbuild_append routine instead of using varray.
4072 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
4073 global parse_old_ops variable.
4074 (free_ssa_operands): New implementation.
4075 (update_stmt_operands): Move. Change argument to build_ssa_operands.
4076 (copy_virtual_operands): Move. New generic implementation.
4077 (create_ssa_artficial_load_stmt): Move. New implementation.
4078 (swap_tree_operands): Update for new implementation.
4079 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
4080 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
4081 rather than a varray.
4082 (verify_imm_links): Use use_operand_p.
4083 (dump_immediate_uses_for): If the immediate use variable is a virtual
4084 variable, show the virtual ops in the stmt.
4085 * tree-ssa-operands.h (def_operand_p): No longer a structure.
4086 (NULL_DEF_OPERAND_P): Now a #define.
4087 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
4088 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
4089 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
4090 mustdef_optype_d): New. Use Linked list representation.
4091 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
4092 (struct ssa_operand_memory_d): New. Allocated Chunk node.
4093 (struct stmt_operands_d): Change to new pointers that are not GTY.
4094 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
4095 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
4096 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
4097 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
4098 SET_V_MUST_DEF_KILL): Delete.
4099 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
4100 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
4101 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
4102 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
4103 (enum ssa_op_iter_type): Operand iterator typechecking values.
4104 (struct ssa_operand_iterator_d): Use linked lists of operands.
4105 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
4106 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
4107 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
4108 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
4109 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
4110 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
4111 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
4112 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
4113 * tree-ssa-opfinalize.h: New. Function templates for expansion.
4114 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
4115 alloc_vuse, and alloc_mustdef.
4116 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
4117 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
4118 and finalize_ssa_v_must_def_ops.
4119 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
4120 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
4122 (compute_avail): Use generic iterator interface.
4123 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
4124 (stmt_makes_single_load, stmt_makes_single_store): Use
4126 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
4127 (statement_sink_location): Use generic interface.
4128 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
4129 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
4130 reset the immediate use link nodes.
4131 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
4132 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
4133 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
4134 (eliminate_tail_call): Use generic operand interface.
4135 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
4136 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
4138 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
4140 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
4141 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
4143 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
4144 Use statement pointer instead of vuse_optype. Use generic interface.
4145 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
4146 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
4147 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
4148 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
4149 * doc/tree-ssa.texi: Update documentation for operand interface.
4151 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
4153 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
4154 gcc_unreachable as appropriate.
4155 (machopic_function_base_name, machopic_indirect_data_reference,
4156 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
4157 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
4158 * config/rs6000/altivec.md (*mov<mode>_internal,
4159 build_vector_mask_for_load): Likewise.
4160 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
4161 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
4162 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
4163 * config/rs6000/predicates.md (easy_fp_constant,
4164 logical_operand): Likewise.
4165 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
4166 compute_save_world_info, rs6000_emit_prologue,
4167 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
4168 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
4171 2005-05-03 Uros Bizjak <uros@kss-loka.si>
4174 * convert.c (convert_to_integer): Convert ceil and floor in
4177 2005-04-29 Geoffrey Keating <geoffk@apple.com>
4180 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
4181 define_insn_and_split. Split only when memory operand is
4182 offsettable. Use adjust_address rather than plus_constant.
4183 (floatunssidf2_internal): Likewise.
4184 (fix_truncdfsi2_internal): Split only when memory operand is
4185 offsettable. Use adjust_address rather than plus_constant.
4186 (fix_trunctfsi2_internal): Likewise.
4187 (floatsidf2_internal): Likewise.
4189 2005-05-02 Diego Novillo <dnovillo@redhat.com>
4191 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
4192 (set_value_range_to_null): Likewise.
4193 (set_value_range_to_varying): New function. Use it in all
4194 call sites that used to call set_value_range (vr, VR_VARYING, ...).
4195 (extract_range_from_assert): If the integral type has a
4196 super-type, and LIMIT is not within MIN and MAX values of that
4197 type, set the resulting range to VR_VARYING.
4199 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
4201 * config/mmix/mmix.opt: New file.
4202 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
4203 (mmix_cc1_ignored_option): Don't declare.
4204 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
4205 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
4206 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
4207 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
4208 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
4209 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
4210 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
4211 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
4213 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
4214 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
4215 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4217 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
4220 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
4221 * c-decl.c (current_function_prototype_built_in,
4222 current_function_prototype_arg_types): New.
4223 (merge_decls): Keep source location of prototype followed by
4224 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
4225 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
4226 (start_function): Always set current_function_prototype_locus,
4227 current_function_prototype_built_in and
4228 current_function_prototype_arg_types. Check for external
4229 prototype whether or not visible for external function and set
4230 current_function_prototype_arg_types accordingly.
4231 (store_parm_decls_oldstyle): Use
4232 current_function_prototype_arg_types for checking old-style
4233 definition against prototype. Give warnings only if
4234 current_function_prototype_built_in).
4236 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4238 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
4239 (ggc_alloc_zone_stat): Don't define.
4240 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
4241 ggc_alloc_zone_pass_stat.
4242 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
4243 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
4244 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
4246 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4248 * calls.c (expand_call): Handle current_function_pretend_args_size
4249 when checking for sibcalls.
4251 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4253 PR tree-optimization/21294
4254 * tree-vrp.c (vrp_expr_computes_nonzero): New.
4255 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
4257 2005-05-02 Janis Johnson <janis187@us.ibm.com>
4260 * gcov-io.h: Declare gcov external functions hidden.
4262 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4264 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
4265 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
4266 Use VEC instead of VARRAY.
4269 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
4272 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
4274 * c-common.c (resolve_overloaded_builtin): Forward to target
4275 hook for BUILT_IN_MD built-ins.
4276 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
4277 for all types of built-in.
4278 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
4279 in the definition of the target hooks struct.
4280 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
4281 * config/rs6000/altivec.h: Rewritten.
4282 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
4283 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
4284 rs6000_builtin_type, rs6000_builtin_type_compatible,
4285 altivec_overloaded_builtins, rs6000_builtin_type,
4286 rs6000_builtin_type_compatible): New.
4287 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
4289 (def_builtin): Turn into a function. Check for duplicates and store
4290 the builtin into rs6000_builtin_decls.
4291 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
4292 bdesc_1arg): Add overloaded builtins.
4293 (altivec_expand_builtin): Check for unresolved overloaded builtins,
4294 do not support ALTIVEC_COMPILETIME_ERROR.
4295 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
4296 nodes to represent front-end types.
4297 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
4298 with opaque arguments and/or return values.
4299 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
4300 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
4301 (rs6000_builtin_type_index): New.
4302 (is_ev64_opaque_type): Rename to...
4303 (rs6000_is_opaque_type): ... this.
4304 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
4307 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4309 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
4312 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
4313 Bernd Schmidt <bernd.schmidt@analog.com>
4315 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
4316 print_address_operand, print_operand, legitimize_pic_address,
4317 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
4318 output_pop_multiple): Use gcc_assert or gcc_unreachable as
4320 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
4322 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
4324 * doc/passes.texi: Document vectorization pass.
4326 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4328 * tree-scalar-evolution.c (get_exit_conditions_rec,
4329 select_loops_exit_conditions,
4330 number_of_iterations_for_all_loops,
4331 analyze_scalar_evolution_for_all_loop_phi_nodes,
4332 scev_analysis): Use VEC instead of VARRAY.
4334 2005-05-02 Michael Matz <matz@suse.de>
4337 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
4338 (warn_strict_null_sentinel): Define.
4339 (check_function_sentinel): Check for null_node as valid sentinel too.
4340 * c-common.h (c_tree_index): Added CTI_NULL.
4341 (null_node) Define global_tree[CTI_NULL].
4342 (warn_strict_null_sentinel): Declare.
4343 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
4344 * c.opt: (Wstrict-null-sentinel): New C++ option.
4345 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
4347 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4349 * gimplify.c (gimplify_compound_lval): Use VEC instead of
4352 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
4354 * dwarf2out.c (decl_scope_table, push_decl_scope,
4355 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
4358 2005-05-01 Mark Mitchell <mark@codesourcery.com>
4361 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
4363 * doc/cpp.texi (__DEPRECATED): Document.
4364 (__EXCEPTIONS): Likewise.
4365 (__GXX_WEAK__): Likewise.
4367 * function.c (INVOKE__main): Do not define.
4368 (expand_main_function): Check HAS_INIT_SECTION when determining
4369 whether or not to call __main.
4371 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4373 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4375 2005-01-05 Paul Brook <paul@codesourcery.com>
4377 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
4378 (INITIALIZE_TRAMPOLINE): Use it.
4379 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
4380 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
4381 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
4383 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
4385 * doc/install.texi (Specific): Omit dots in the @anchors names
4386 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
4387 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
4389 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4391 PR tree-optimization/18316
4392 PR tree-optimization/19126
4393 * tree.c (build_int_cst_type): Avoid shift by size of type.
4394 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
4396 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4397 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
4399 (dump_cand): Dump depends_on information.
4400 (determine_biv_step): Add argument to simple_iv call.
4401 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
4402 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
4404 (add_candidate_1): Record depends_on for candidates.
4405 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
4406 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
4407 Handle ivs with nonconstant step.
4408 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
4409 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
4410 (create_new_iv): Unshare the step before passing it to create_iv.
4411 (free_loop_data): Free cand->depends_on.
4412 (build_addr_strip_iref): New function.
4413 (find_interesting_uses_address): Use build_addr_strip_iref.
4414 (strip_offset_1): Split the recursive part from strip_offset.
4415 Strip constant offset component_refs and array_refs.
4416 (strip_offset): Split the recursive part to strip_offset_1.
4417 (add_address_candidates): Removed.
4418 (add_derived_ivs_candidates): Do not use add_address_candidates.
4419 (add_iv_value_candidates): Add candidates with stripped constant
4420 offset. Consider all candidates with initial value 0 important.
4421 (struct affine_tree_combination): New.
4422 (aff_combination_const, aff_combination_elt, aff_combination_scale,
4423 aff_combination_add_elt, aff_combination_add,
4424 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
4425 fold_affine_sum): New functions.
4426 (get_computation_at): Use fold_affine_sum.
4427 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
4428 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
4431 2005-04-30 Michael Matz <matz@suse.de>
4433 * config/i386/i386.md (movmemsi): Also active when
4434 TARGET_INLINE_ALL_STRINGOPS.
4436 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
4439 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
4441 2005-04-30 Paul Brook <paul@codesourcery.com>
4443 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
4445 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
4446 * config/arm/ieee754-sf.S: Ditto.
4447 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
4448 (FUNC_ALIAS): Use .thumb_set for thumb routines.
4450 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
4452 * tree-ssanames.c: Fix a comment typo.
4453 * doc/options.texi: Fix a typo.
4455 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
4457 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
4458 gcc_unreachable as appropriate.
4459 (split_adds_subs, cond_string, print_operand,
4460 h8300_initial_elimination_offset, h8300_classify_operand,
4461 h8300_unary_length, h8300_short_immediate_length,
4462 h8300_bitfield_length, h8300_binary_length,
4463 h8300_insn_length_from_table, compute_mov_length, output_plussi,
4464 compute_plussi_length, compute_plussi_cc, output_logical_op,
4465 compute_logical_op_length, compute_logical_op_cc,
4466 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
4467 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
4468 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
4469 h8300_regs_ok_for_stm): Likewise.
4470 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
4471 monitor_prologue): Likewise.
4473 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
4475 * loop-invariant.c (invariants, create_new_invariant,
4476 get_inv_cost, best_gain_for_invariant,
4477 find_invariants_to_move, move_invariants,
4478 init_inv_motion_data, free_inv_motion_data): Use VEC instead
4481 2005-04-29 Richard Henderson <rth@redhat.com>
4483 * function.c (instantiate_decls): Remove valid_only argument.
4484 (instantiate_decls_1, instantiate_decl): Likewise.
4485 (instantiate_virtual_regs_1): Delete.
4486 (instantiate_virtual_regs_lossage): Delete.
4487 (instantiate_virtual_regs_in_rtx): New.
4488 (safe_insn_predicate): New.
4489 (instantiate_virtual_regs_in_insn): New.
4490 (instantiate_virtual_regs): Update to match all that. Only run
4491 instantiate_decls once.
4493 2005-04-29 Richard Henderson <rth@redhat.com>
4494 Daniel Jacobowitz <dan@codesourcery.com>
4496 * gengtype.c (write_func_for_structure): Split out ...
4497 (output_type_enum): ... new function. Fix thinko accessing
4498 TYPE_PARAM_STRUCT data.
4500 2005-04-29 Tom Tromey <tromey@redhat.com>
4502 * tree.c (build_block): Removed unused 'tags' argument.
4503 * tree.h (build_block): Removed argument.
4505 2005-04-29 Michael Matz <matz@suse.de>
4507 PR rtl-optimization/21144
4508 * postreload.c (reload_cse_move2add): Check for VOIDmode.
4510 2005-04-29 Bob Wilson <bob.wilson@acm.org>
4512 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
4513 flag_reorder_blocks.
4515 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4517 PR tree-optimization/21030
4518 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
4519 ranges where VR->MAX is smaller than VR->MIN.
4521 2005-04-29 Devang Patel <dpatel@apple.com>
4523 PR tree-optimization/21272
4524 PR tree-optimization/21266
4525 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
4527 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
4529 * tree-flow-inline.h: Fix a comment typo.
4530 * doc/tree-ssa.texi: Fix a typo.
4532 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
4534 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4536 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
4537 gcc_unreachable as appropriate.
4538 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
4539 fr30_print_operand, fr30_move_double): Likewise.
4540 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
4542 2005-04-29 Mark Mitchell <mark@codesourcery.com>
4544 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
4545 definition has already been provided.
4546 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4547 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
4548 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4550 2005-04-29 Jim Tison <jtison@us.ibm.com>
4552 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
4553 trace hooks calls to improve performance.
4555 2005-04-29 Julian Brown <julian@codesourcery.com>
4556 Mark Mitchell <mark@codesourcery.com>
4557 Paul Brook <paul@codesourcery.com>
4559 * crtstuff.c: Handle targets that use .init_array.
4560 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
4561 that INVOKE__main is set correctly.
4562 (expand_main_function): Test INVOKE__main.
4563 * libgcc2.c: Do not define __main when using .init_array.
4564 * config/arm/arm.c (arm_elf_asm_constructor): New function.
4565 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
4567 (DTORS_SECTION_ASM_OP): Likewise.
4568 (CTOR_LIST_BEGIN): Define specially when in libgcc.
4569 (CTOR_LIST_END): Likewise.
4570 (DTOR_LIST_BEGIN): Likewise.
4571 (DTOR_LIST_END): Likewise.
4572 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
4573 (FINI_SECTION_ASM_OP): Likewise.
4574 (INIT_ARRAY_SECTION_ASM_OP): Define.
4575 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4576 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
4577 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
4578 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
4579 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4581 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4583 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
4584 gcc_assert and gcc_unreachable as appropriate.
4585 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
4586 const_int_cost, output_move_const_into_data_reg,
4587 output_move_qimode, output_move_double, find_addr_reg,
4588 print_operand, print_operand_address): Likewise.
4589 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
4590 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
4591 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
4592 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
4593 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
4594 conditional_trap): Likewise.
4595 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
4597 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4599 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
4600 gcc_unreachable as appropriate.
4601 (gen_conditional_move, xtensa_split_operand_pair,
4602 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
4603 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
4604 xtensa_copy_incoming_a7, xtensa_output_literal,
4605 xtensa_output_literal, xtensa_output_literal): Likewise.
4606 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4607 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
4608 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
4609 movsicc_internal1, movsfcc_internal0,
4610 movsfcc_internal1): Likewise.
4612 2005-04-28 James E Wilson <wilson@specifixinc.com>
4614 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
4615 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
4617 2005-04-28 DJ Delorie <dj@redhat.com>
4619 * opt-functions.awk (var_set): Emit proper initializer for
4620 non-target bitfields.
4622 2005-04-28 Devang Patel <dpatel@apple.com>
4624 * dbxout.c (have_used_extensions): Remove.
4625 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
4626 have_used_extensions.
4628 2005-04-28 James E Wilson <wilson@specifixinc.com>
4630 * doc/install.texi: Update -enable-languages info. Correct path to
4633 2005-04-28 DJ Delorie <dj@redhat.com>
4635 * optc-gen.awk (END): Make sure no variable is defined more
4637 * opth-gen.awk (END): Allocate bits on a per-variable basis.
4638 Allow for bitfield variables other than target_flags.
4639 * doc/options.text (Mask): Document that you may specify a
4640 variable other than target_flags.
4642 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
4644 PR rtl-optimization/18877
4645 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
4646 number in val.start.
4648 2005-04-28 David Edelsohn <edelsohn@gnu.org>
4651 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
4653 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4654 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4655 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
4657 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
4659 * arm.c (legitimize_pic_address): Fix sense of assertion test for
4660 creating pseudos when the base offset is too large.
4662 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4664 * global.c (earlyclobber_regclass): Change the type to
4666 (check_earlyclobber): Update uses of earlyclobber_regclass.
4667 (mark_reg_use_for_earlyclobber): Likewise.
4668 (calculate_local_reg_bb_info): Allocate and free
4669 earlyclobber_regclass using the VEC API.
4671 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
4673 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
4676 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4678 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
4681 * config.gcc: Obsolete c4x-* and tic4x-*.
4683 * tree.h (edge_def): Remove.
4685 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
4686 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
4687 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
4688 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
4691 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
4692 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
4693 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
4694 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
4695 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
4696 machmode.def, mips-tfile.c, params.c, pretty-print.c,
4697 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
4698 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
4699 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
4700 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
4701 config/i386/cygming.h, config/i386/djgpp.h,
4702 config/i386/lynx.h, config/i386/netware.c,
4703 config/i386/winnt.c, config/ia64/ia64-c.c,
4704 config/iq2000/iq2000.c, config/m32r/little.h,
4705 config/m68k/m68k-protos.h, config/m68k/m68k.h,
4706 config/m68k/m68k.md, config/mcore/mcore.c,
4707 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
4708 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
4709 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
4710 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
4711 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
4712 config/pdp11/pdp11.h, config/rs6000/darwin.h,
4713 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
4714 config/s390/2064.md, config/s390/2084.md,
4715 config/s390/s390-modes.def, config/s390/s390-protos.h,
4716 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
4717 config/stormy16/stormy16.c, config/vax/vax-protos.h,
4718 config/vax/vax.c, config/vax/vax.h,
4719 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
4722 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
4724 * c-typeck.c (build_compound_expr): Correct logic in last change.
4726 2005-04-27 James E. Wilson <wilson@specifixinc.com>
4728 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
4729 parameters. Replace conditional move code with assert checking for
4730 ar.lc. Delete obsolete comments.
4731 (set_src_needs_barrier): Delete cond parameter, and code using it.
4732 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
4733 assert checking for PR_REGS. Fix calls to update_set_flags and
4734 set_src_needs_barrier.
4735 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
4736 callers. Rewrite explanatory comment before the function.
4737 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
4740 2005-04-27 Mike Stump <mrs@apple.com>
4742 * doc/cpp.texi: gcc now implements universal character names.
4744 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4747 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
4748 being a compound expression whose right-hand side is cast to void.
4750 2005-04-27 Caroline Tice <ctice@apple.com>
4752 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4753 Remove targetm.have_named_sections test.
4754 (fix_edges_for_rarely_executed_code): Likewise.
4755 (insert_section_boundary_note): Likewise.
4756 (reorder_basic_blocks): Check partitioning flag before calling
4757 verify_hot_cold_block_grouping.
4758 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4759 the function struct rather than global variables.
4760 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4761 (COLD_END_LABEL): Likewise
4762 (cold_text_section_label): New static global variable.
4763 (cold_end_label): Likewise.
4764 (dwarf2out_switch_text_section): Get hot/cold section labels from
4765 the function struct rather than global variables; test to make sure
4767 (output_aranges): Use cold_text_section_label and cold_end_label;
4768 check partitioning flag before putting out delta.
4769 (output_ranges): Remove incorrect code attempting to use
4771 (output_line_info): Get cold section label from function struct; test
4772 to make sure cfun is defined.
4773 (add_location_or_const_value_attribute): Likewise.
4774 (dwarf2out_var_location): Likewise.
4775 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4776 write out cold_text_section_label if partition flag is set.
4777 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4778 * function.h (struct function): Add new fields to point to hot/cold
4779 section labels: hot_section_label, cold_section_label,
4780 hot_section_end_label and cold_section_end_label; also add new field
4781 for cold text section name, unlikely_text_section_name.
4782 * opts.c (decode_options): Turn off partitioning flag if
4783 !targetm.have_named_sections.
4784 * output.h (hot_section_label): Remove.
4785 (hot_section_end_label): Remove.
4786 (cold_section_end_label): Remove.
4787 (unlikely_section_label): Remove.
4788 (unlikely_text_section_name): Remove.
4789 * passes.c (rest_of_handle_final): Remove extra blank line.
4790 * varasm.c (unlikely_section_label): Remove.
4791 (hot_section_label): Remove.
4792 (hot_section_end_label): Remove.
4793 (cold_section_end_label): Remove.
4794 (unlikely_text_section_name): Remove.
4795 (initialize_cold_section_name): Modify to call
4796 targetm.strip_name_encoding; to store cold section name in current
4797 function struct, if it exists; and to only use the decl_section_name
4798 if flag_named_sections is true.
4799 (unlikely_text_section): Modify to get section name out of current
4800 function struct, if there is one; otherwise build it from
4801 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4802 (in_unlikely_text_section): Likewise.
4803 (named_section): Modify to get/put cold section name in current function
4804 struct, if there is one.
4805 (function_section): Change 'bool unlikely' to 'int reloc'; check
4806 targetm.have_named_sections before calling named_section.
4807 (current_function_section): Likewise.
4808 (assemble_start_function): Modify to get/put unlikely_text_section_name
4809 in current function struct; modify to get hot/cold section labels
4810 from function struct; initialize labels using
4811 ASM_GENERATE_INTERNAL_LABEL;
4812 test partitioning flag before writing out hot section label.
4813 (assemble_end_function): Test partitioning flag before writing out
4814 hot/cold section labels.
4815 (default_section_type_flags_1): Get cold text section name from
4816 function struct if there is one; Set flags correctly for
4817 cold text section if there is not a current function struct.
4819 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4821 * tree-ssa-propagate.c (set_rhs): Revert last change.
4823 2005-04-27 Steve Ellcey <sje@cup.hp.com>
4825 * explow.c (convert_memory_address): Add gcc_assert.
4827 2005-04-27 Mark Mitchell <mark@codesourcery.com>
4829 * configure.ac: Check for ld --sysroot support.
4830 * gcc.c: Document %R specifier for specs.
4831 (SYSROOT_SPEC): New macro.
4832 (sysroot_spec): New variable.
4833 (static_specs): Add sysroot_spec.
4834 (main): Pass the sysroot spec to the linker if appropriate.
4835 * configure: Regenerated.
4836 * config.in: Likewise.
4838 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4840 * fold-const.c (fold_binary): Use build_fold_addr_expr
4841 for address calculation and INDIRECT_REF handling.
4843 2005-04-27 Andrew Haley <aph@redhat.com>
4845 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
4847 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4849 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
4850 pointer when thumb backtracing is on.
4852 * config/fp-bit.c (abort): Revert change.
4854 2005-04-27 Ian Lance Taylor <ian@airs.com>
4856 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
4858 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4860 * tree-ssa-dce.c: Fix a comment typo.
4862 2005-04-27 David S. Miller <davem@davemloft.net>
4864 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
4865 Kill setjmpless_size. current_function_calls_setjmp is completely
4866 computed when we are called, so just use the optimized size value
4867 instead of using REG_SAVE_AREA notes.
4868 (optimize_save_area_alloca): Delete....
4869 * rtl.h (optimize_save_area_alloca): Likewise...
4870 * passes.c (rest_of_compilation): and don't call it any more.
4871 * reg-notes.def (SAVE_AREA): Delete.
4873 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4875 * config/fp-bit.c (abort): Add noreturn attribute.
4877 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
4878 gcc_unreachable as appropriate.
4879 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
4880 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
4881 ASM_OUTPUT_REG_POP): Likewise.
4883 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
4885 * tree-complex.c (expand_vector_operations_1): Do not build
4886 VIEW_CONVERT_EXPR's for the lhs.
4888 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4890 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
4891 unnecessary noncanonical RTL handling.
4892 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
4893 gcc_assert and gcc_unreachable.
4895 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
4896 gcc_unreachable as appropriate.
4897 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
4898 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
4899 use_return_insn, const_ok_for_op, arm_gen_constant,
4900 arm_canonicalize_comparison, legitimize_pic_address,
4901 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
4902 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
4903 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
4904 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
4905 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
4906 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
4907 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
4908 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
4909 output_call, output_mov_long_double_fpa_from_arm,
4910 output_mov_long_double_arm_from_fpa,
4911 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
4912 output_move_double, arithmetic_instr, shift_op, int_log2,
4913 output_return_instruction, arm_output_function_prologue,
4914 arm_output_epilogue, arm_output_function_epilogue,
4915 emit_multi_reg_push, arm_get_frame_offsets,
4916 arm_compute_initial_elimination_offset, arm_expand_prologue,
4917 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
4918 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
4919 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
4920 thumb_compute_initial_elimination_offset,
4921 thumb_output_function_prologue, thumb_load_double_from_address,
4922 thumb_output_move_mem_multiple, thumb_reload_out_hi,
4923 arm_emit_vector_const, arm_dbx_register_number): Likewise.
4924 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
4925 * config/arm/arm.md (thumb_extendhisi2,
4926 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
4927 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
4928 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
4929 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
4930 * config/arm/cirrus.md (*cirrus_arm_movdi,
4931 *cirrus_movdf_hard_insn): Likewise.
4932 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4934 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4936 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
4937 (num_ssa_names): Use VEC_length.
4938 (ssa_names): Use VEC_index.
4939 * tree-ssanames.c (ssa_names): Change the type to
4941 (init_ssanames, fini_ssa_names, make_ssanames,
4942 release_ssa_name): Update uses of ssa_names.
4944 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
4945 Use fold_buildN instead of fold (buildN (...)).
4947 2005-04-27 Devang Patel <dpatel@apple.com>
4949 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
4951 2005-04-27 Matt Thomas <matt@3am-software.com>
4952 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
4954 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
4955 (vax_output_mi_thunk): Ditto.
4956 (vax_notice_cc_update): Ditto.
4957 (INDEX_REGISTER_P): Add trailing \.
4958 (BASE_REGISTER_P): Add trailing \.
4959 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
4961 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4963 * tree-ssa-propagate.c (set_rhs): Check operand of
4964 ADDR_EXPR for gimpliness, too.
4966 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4968 * tree-ssa-pre.c: Fix a comment typo.
4970 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4972 PR tree-optimization/21171
4973 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
4974 record address uses if the reference is volatile.
4976 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
4978 * tree-complex.c (expand_vector_operation): New, extracted from
4979 expand_vector_operations_1.
4980 (tree_vec_extract): Build a NOP_EXPR.
4981 (expand_vec_parallel): Do not care about returning the correct type.
4982 (expand_vector_operations_1): Call expand_vector_operation.
4983 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
4985 * tree-complex.c (gate_expand_vector_operations): New.
4986 (pass_lower_vector_ssa): Use it.
4987 * tree-optimize.c (init_tree_optimization_passes): Include
4988 pass_lower_vector_ssa.
4989 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
4990 (vectorizable_operation): Use it.
4991 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
4992 integer modes for the vector type.
4994 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4995 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
4996 Do not cope with UNITS_PER_SIMD_WORD == 0.
4997 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
4998 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
4999 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
5000 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5001 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5002 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5003 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5005 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
5006 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
5007 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
5009 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
5010 (UNITS_PER_SIMD_WORD): New.
5012 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5014 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
5015 gcc_unreachable as appropriate.
5016 (ia64_expand_load_address, ia64_expand_tls_address,
5017 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
5018 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
5019 next_scratch_gr_reg, ia64_initial_elimination_offset,
5020 ia64_expand_prologue, ia64_expand_epilogue,
5021 ia64_output_dwarf_dtprel, ia64_print_operand,
5022 ia64_register_move_cost, first_instruction, rws_access_regno,
5023 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
5024 ia64_sched_init, ia64_variable_issue,
5025 ia64_first_cycle_multipass_dfs_lookahead_guard,
5026 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
5027 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
5028 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
5029 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5030 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5031 * config/ia64/predicates.md (got_symbolic_operand,
5032 sdata_symbolic_operand): Likewise.
5033 * config/ia64/vect.md (vcondv2sf): Likewise.
5035 2005-04-27 Matt Thomas <matt@3am-software.com>
5037 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
5038 CONSTANT_ADDRESS_P in config/vax/vax.h
5039 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
5040 (INDEX_REGISTER_P): New.
5041 (BASE_REGISTER_P): New.
5042 (indirectable_constant_address_p): New. Adapted from
5043 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
5044 (indirectable_address_p): New. Adapted from
5045 INDIRECTABLE_ADDRESS_P in vax.h.
5046 (nonindexed_address_p): New. Adapted from
5047 GO_IF_NONINDEXED_ADDRESS in vax.h.
5048 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
5049 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
5050 (legitimate_address_p): New. Adapted from
5051 GO_IF_LEGITIMATE_ADDRESS in vax.h.
5052 (vax_mode_dependent_address_p): New. Adapted from
5053 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
5054 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
5055 legitimate_constant_address_p.
5056 (CONSTANT_P): Use legitimate_constant_p.
5057 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
5058 (INDIRECTABLE_ADDRESS_P): Removed.
5059 (GO_IF_NONINDEXED_ADDRESS): Removed.
5060 (INDEX_TEMP_P): Removed.
5061 (GO_IF_REG_PLUS_INDEX): Removed.
5062 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
5063 definitions, depending on whether REG_OK_STRICT is defined.
5064 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
5065 Two definitions, depending on whether REG_OK_STRICT is defined.
5066 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
5068 (legitimate_constant_p): Prototype added.
5069 (legitimate_address_p): Prototype added.
5070 (vax_mode_dependent_address_p): Prototype added.
5072 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5074 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
5076 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5079 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
5082 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5085 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
5086 assertion failures, if __gcc_host_wide_int__ is not properly
5088 (init_dynamic_diag_info): Give errors, not assertion failures, if
5089 location_t, tree or __gcc_host_wide_int__ are not properly
5092 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5094 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
5095 n_iv_uses, iv_use, n_iv_cands, iv_cand,
5096 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
5097 prepare_decl_rtl, free_loop_data,
5098 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
5101 * tree.h (tree_phi_node): Add a comment about the order of PHI
5104 2005-04-26 Paul Brook <paul@codesourcery.com>
5106 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
5108 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
5110 * config/mips.mips.c (mips_legitimize_tls_address): Use
5113 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
5114 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
5115 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
5117 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
5120 2005-04-26 Jeff Law <law@redhat.com>
5122 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
5123 (op_iter_init_must_and_may_def): Likewise.
5124 (unmodifiable_var_p): Move to a later point in the file.
5125 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
5126 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
5127 (dse_record_phis): Directly check for virtual operands rather than
5128 using need_imm_uses_for.
5129 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
5130 store has multiple V_{MAY,MUST}_DEF operands.
5132 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
5134 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
5137 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5139 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
5140 call to find_edge outside a loop to go through a PHI chain.
5142 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
5144 PR tree-optimization/17598
5145 * fold-const.c (fold_binary): Fold comparisons of addresses
5146 of COMPONENT_REFs which reference the same field to
5147 comparisons of the addresses of the base objects.
5149 2005-04-26 Julian Brown <julian@codesourcery.com>
5151 * config/arm/arm.c (arm_return_in_msb): New function.
5152 (arm_must_pass_in_stack): New function.
5153 (TARGET_RETURN_IN_MSB): Define target hook.
5154 (TARGET_MUST_PASS_IN_STACK): Define target hook.
5155 (arm_function_value): Pad small aggregate return.
5156 (arm_pad_arg_upward): New function.
5157 (arm_pad_reg_upward): New function.
5158 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
5159 (FUNCTION_ARG_PADDING): Define macro.
5160 (BLOCK_REG_PADDING): Define macro.
5161 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
5162 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
5163 (arm_pad_reg_upward): Declare function.
5165 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5167 * basic-block.h (ei_cond): New.
5168 (FOR_EACH_EDGE): Call ei_cond.
5170 PR tree-optimization/21047
5171 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
5172 (fold): Don't handle ASSERT_EXPR.
5174 2005-04-25 Roger Sayle <roger@eyesopen.com>
5176 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
5177 all writes to any stack register as a read/write dependency on
5179 (sched_analyze_2): Likewise, for reads from any stack register.
5181 2005-04-25 Richard Henderson <rth@redhat.com>
5183 * final.c (output_addr_const): Revert 2005-04-09 change.
5185 2005-04-25 Mike Stump <mrs@apple.com>
5187 * config/darwin.c (darwin_encode_section_info): Always set
5188 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
5190 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5192 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
5193 gensupport.c, protoize.c, toplev.c: Replace calls to
5194 `unlock_stream' with `unlock_std_streams'.
5196 2005-04-25 Devang Patel <dpatel@apple.com>
5198 * dbxout.c (dbxout_type): Emit attribute vector.
5200 2005-04-05 Paul Brook <paul@codesourcery.com>
5202 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
5203 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
5204 * config/arm/arm.c (arm_cxx_atexit_name): New function.
5205 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
5206 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
5207 (register_dtor_fn): Likewise.
5208 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
5210 2005-04-25 Ian Lance Taylor <ian@airs.com>
5212 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
5213 * c-common.h (EXPR_STMT_EXPR): Don't define.
5214 (c_common_stmt_codes): Don't define.
5215 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
5216 * c-gimplify.c (gimplify_expr_stmt): Remove.
5217 (c_gimplify_expr): Remove EXPR_STMT case.
5218 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
5219 to INIT_STATEMENT_CODES.
5220 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
5222 2005-04-25 Jan Hubicka <jh@suse.cz>
5224 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
5226 * except.c: Include diagnostic.h
5227 (dump_eh_tree, verify_eh_tree): New functions.
5228 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
5229 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
5230 (dump_function_to_file): dump eh tree.
5231 * tree-eh.c (mark_eh_edge): New function.
5232 (mark_eh_edge_found_error): New static variable.
5233 (verify_eh_edges): New function.
5235 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
5237 * tree-ssa-alias.c (fieldoff_t): Remove.
5238 (fieldoff_s): typedef the structure itself. Create a vector of
5240 (push_fields_onto_fieldstack): Return count of fields pushed.
5241 Remove peeling of first field. Adjust.
5242 (fieldoff_compare): Adjust.
5243 (create_overlap_variables_for): Adjust.
5245 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5247 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
5249 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5252 * doc/install.texi: Document correct assembler and linker to use
5253 on i?86-*-solaris2.10.
5255 2005-04-25 Steven Bosscher <stevenb@suse.de>
5257 Fix PR tree-optimization/21173
5259 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
5260 Unshare expression we pass to force_gimple_operand.
5262 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
5263 Stephen Clarke <stevec@superh.com>
5264 Roger Sayle <roger@eyesopen.com>
5266 PR rtl-optimization/20413
5267 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
5268 VOIDmode for LABEL_REF.
5269 * final.c (shorten_branches): Likewise.
5270 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
5271 * loop.c (reg_dead_after_loop): Likewise.
5272 * varasm.c (decode_addr_const): Likewise.
5273 * doc/rtl.texi: Document mode requirement for LABEL_REF.
5275 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
5277 * config.gcc (avr-*-*): Remove redundant "case".
5279 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
5281 * tree-vect-analyze.c (vect_mark_relevant): Take
5282 VEC(tree,heap) instead of varray_type as an argument.
5283 (vect_mark_stmts_to_be_vectorized): Change the type of
5284 worklist to VEC(tree,heap). Adjust uses of worklist.
5286 2005-04-24 Devang Patel <dpatel@apple.com>
5288 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
5290 2005-04-24 Ian Lance Taylor <ian@airs.com>
5292 * c-semantics.c (build_stmt): Remove test of specific tree codes
5293 for TREE_SIDE_EFFECTS handling.
5295 2005-04-24 Per Bothner <per@bothner.com>
5297 * c-opts.c (finish_options): Make the line-number of the <built-in>
5298 location 0, as assumed elsewhere, rather than 1.
5300 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5302 * tree-ssa-uncprop.c (equiv_stack): Change the type o
5304 (tree_ssa_uncprop, uncprop_finalize_block,
5305 uncprop_initialize_block): Update uses of equiv_stack.
5307 2005-04-24 Richard Henderson <rth@redhat.com>
5310 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
5311 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
5313 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
5314 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
5315 <DIV, MOD>: Likewise.
5317 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5319 * collect2.c (main): Unlock the stdio streams.
5320 * gcc.c (main): Likewise.
5321 * gcov-dump.c (main): Likewise.
5322 * gcov.c (main): Likewise.
5323 * gen-protos.c (main): Likewise.
5324 * gensupport.c (init_md_reader_args_cb): Likewise.
5325 * protoize.c (main): Likewise.
5326 * toplev.c (general_init): Likewise.
5328 2005-04-24 Jakub Jelinek <jakub@redhat.com>
5331 * cgraph.h (cgraph_local_info): Add vtable_method field.
5332 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
5333 and node is vtable_method, finalized and not reachable, don't do
5336 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5338 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
5340 * tree-ssa-pre.c (create_value_expr_from): Use
5341 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
5342 * tree-ssa-propagate.c (stmt_makes_single_load,
5343 stmt_makes_single_store): Use REFERENCE_CLASS_P.
5344 * tree-vect-transform.c (vect_is_simple_cond): Use
5346 * tree-vrp.c (extract_range_from_assert,
5347 build_assert_expr_for, fp_predicate, has_assert_expr): Use
5350 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
5351 of tpa_to_clear to VEC(int,heap). Update uses of
5352 tpa_to_clear. Free tpa_to_clear at the end.
5354 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
5356 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
5359 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
5361 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
5362 and gcc_unreachable as appropriate.
5363 (num_insns_constant, output_vec_const_move,
5364 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
5365 rs6000_emit_set_const, rs6000_emit_move,
5366 spe_build_register_parallel, function_arg,
5367 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
5368 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
5369 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
5370 rs6000_common_init_builtins, expand_block_clear,
5371 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
5372 extract_ME, rs6000_get_some_local_dynamic_name,
5373 rs6000_output_function_entry, print_operand,
5374 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
5375 output_cbranch, output_e500_flip_gt_bit,
5376 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
5377 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
5378 compute_save_world_info, rs6000_stack_info,
5379 rs6000_emit_load_toc_table, rs6000_frame_related,
5380 spe_synthesize_frame_save, rs6000_emit_epilogue,
5381 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
5382 output_function_profiler, rs6000_trampoline_size,
5383 rs6000_initialize_trampoline, find_addr_reg,
5384 rs6000_machopic_legitimize_pic_address,
5385 rs6000_initial_elimination_offset,
5386 rs6000_dbx_register_number): Likewise.
5387 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
5388 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
5389 *movti_power, *movti_string, call, call_value, sibcall,
5390 sibcall_value): Likewise.
5391 * config/rs6000/spe.md (*movdf_e500_double,
5392 *movv2si_internal): Likewise.
5393 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
5396 2005-04-24 Richard Henderson <rth@redhat.com>
5399 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
5400 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
5401 Deny modes smaller than 4 bytes.
5402 * config/i386/i386-protos.h: Update.
5404 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
5406 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
5407 Switch h8300-*-rtems* to ELF.
5409 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5411 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
5413 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5415 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
5417 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
5420 * fold-const.c: Fold &a[i]-&a[j] to i-j.
5422 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5424 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
5425 definitions of ssa names in condition. Split recusive part to ...
5426 (tree_simplify_using_condition_1): New function.
5427 (expand_simple_operations): New function.
5429 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5431 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
5432 (find_interesting_uses_cond): Do not use integer_zerop and
5433 integer_nonzerop to check for integer constants.
5434 (set_use_iv_cost): Record the value field.
5435 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
5436 determine_use_iv_cost_outer): Set the value field of the cost pair.
5437 (may_eliminate_iv): Do not return the comparison code.
5438 (iv_elimination_compare): New function.
5439 (determine_use_iv_cost_condition): Set the value field. Record
5440 noneliminable invariants correctly.
5441 (rewrite_use_compare, rewrite_use_outer): Use the value field.
5443 2005-04-23 DJ Delorie <dj@redhat.com>
5445 * diagnostic.c (warning): Accept parameter to classify warning option.
5446 (warning0): New, for when a pointer to an error() like function is needed.
5447 * errors.c (warning): Likewise.
5448 * errors.h (warning, warning0): Adjust prototypes.
5449 * toplev.h (warning, warning0): Likewise.
5451 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
5452 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
5453 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
5454 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
5455 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
5456 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
5457 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
5458 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
5460 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5461 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
5462 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
5463 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
5464 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
5465 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
5466 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
5467 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
5468 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
5469 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
5470 config/rs6000/aix52.h, config/rs6000/darwin.h,
5471 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
5472 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5473 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
5474 config/stormy16/stormy16.c, config/v850/v850-c.c,
5475 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
5478 2005-04-23 Richard Henderson <rth@redhat.com>
5481 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
5482 performing some integral scalar simplifications.
5484 2005-04-23 Richard Henderson <rth@redhat.com>
5487 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
5488 simplifying CONST_VECTOR.
5490 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5492 * tree-ssa-live.c (live_worklist): Take a stack allocated on
5493 heap as an argument. Update uses of stack.
5494 (calculate_live_on_entry): Allocate stack on heap.
5496 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
5497 partition_link and tpa_nodes on heap.
5499 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
5500 (mark_stmt_necessary, propagate_necessity,
5501 mark_really_necessary_kill_operand_phis): Update uses of
5503 (tree_dce_init): Allocate worklist using VEC_alloc.
5504 (tree_dce_done): Free worklist using VEC_free.
5506 2005-04-23 Mike Stump <mrs@apple.com>
5508 * config/darwin.c (machopic_indirection_name): Don't use
5510 (darwin_emit_unwind_label): Use user_label_prefix instead of
5513 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5515 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
5517 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
5519 * config.gcc <cris-*>: Specify .opt files.
5520 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
5521 config/cris/linux.opt: New files.
5522 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
5523 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5524 (TARGET_ELF): Override to 0.
5525 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
5526 -melinux-stacksize=N.
5527 * config/cris/cris.c: (cris_handle_option): New function.
5528 (TARGET_DEFAULT_TARGET_FLAGS): Override.
5529 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
5530 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
5531 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
5532 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
5533 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
5534 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
5535 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
5536 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
5537 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
5538 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
5539 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
5540 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
5541 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
5542 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
5543 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
5544 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
5545 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5546 (TARGET_LINUX): Define 0.
5547 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5548 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
5549 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
5550 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
5551 (TARGET_LINUX): Override to 1.
5552 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5554 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
5556 * haifa-sched.c (schedule_block): Fix thinko in previous
5557 assertification patch.
5559 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
5561 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
5562 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
5563 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5564 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
5565 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
5566 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5567 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
5569 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
5570 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
5571 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
5572 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
5573 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
5574 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
5575 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
5576 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
5577 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
5578 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
5579 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
5580 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
5581 (SUBTARGET_OPTIONS): Delete.
5582 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
5583 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
5584 instead of a string.
5585 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
5586 (pa_cpu_string, pa_unix_string): Delete.
5587 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
5588 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
5590 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5591 (pa_handle_option): New function.
5592 (override_options): Remove handling of -march=, -mfixed-range=,
5593 -mschedule= and -munix=.
5594 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
5595 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
5596 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
5597 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
5598 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
5599 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
5600 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
5602 * config/pa/pa.opt: New file.
5603 * config/pa/pa-hpux.opt: New file.
5604 * config/pa/pa-hpux1010.opt: New file.
5605 * config/pa/pa-hpux1111.opt: New file.
5606 * config/pa/pa64-hpux.opt: New file.
5608 2005-04-22 David S. Miller <davem@davemloft.net>
5610 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
5611 integer when it's mode is VOIDmode not DImode.
5613 2005-04-22 Geoffrey Keating <geoffk@apple.com>
5615 * config/rs6000/rs6000.md (sync_add<mode>_internal,
5616 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
5617 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
5618 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
5619 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
5620 "bne- $-xxx" rather than local labels.
5621 (sync_lock_release<mode>): Add second operand.
5622 (lwsync): Use .long rather than a more meaningful opcode.
5623 * doc/md.texi (Standard Names): Add description of second
5624 parameter to sync_lock_test_and_set.
5626 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5628 PR tree-optimization/21088
5629 * fold-const.c (fold_unary, fold_binary, fold_ternary):
5631 * tree-vrp.c (compare_values): Use fold_binary to compare
5632 pointers. Use boolean_type_node as the type of a comparison
5633 expression being folded.
5634 * tree.h: Add prototypes for fold_unary, fold_binary,
5637 * tree-ssa-dom.c: Fix formatting.
5639 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5641 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
5642 * lambda-code.c (perfect_nestify): Mark virtual operands in
5643 the moved statement for renaming.
5644 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
5645 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5646 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
5647 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5648 * tree-flow.h (struct var_ann_d): Update comments.
5649 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
5650 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
5651 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
5652 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
5653 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
5654 debug_names_replaced_by): Remove declarations.
5655 (delete_update_ssa, get_current_def, set_current_def): Declare.
5656 (rewrite_into_loop_closed_ssa): Add new argument. Update
5658 * tree-into-ssa.c: Include params.h.
5659 (old_virtual_ssa_names): Remove. Update all users.
5660 (need_to_replace_names_p): Remove. Update all users.
5661 (struct update_ssa_stats_d): Declare.
5662 (update_ssa_stats): New local.
5663 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
5664 dump_tree_ssa_stats, debug_tree_ssa_stats,
5665 dump_update_ssa, debug_update_ssa,
5666 dump_names_replaced_by, debug_names_replaced_by): Declare.
5667 (get_current_def, set current_def): Make extern.
5668 (is_old_name, is_new_name): Protect against references
5669 past the end of the sets.
5670 (add_new_name_mapping): Assert that OLD and NEW are
5671 different SSA names for the same symbol.
5672 When adding a virtual mapping, update stats for virtual
5674 (insert_phi_nodes_for): If UPDATE_P is true, create the
5675 LHS of the new PHI by duplicating SSA name VAR.
5676 (insert_phi_nodes_1): Remove. Update all users.
5677 (insert_phi_nodes): Remove second argument. Update all
5679 (maybe_replace_use, maybe_replace_def): New.
5680 (rewrite_update_stmt): Call them.
5681 (mark_def_interesting): Remove calls to is_gimple_reg.
5682 (prepare_phi_args_for_update): Remove. Update all users.
5683 (prepare_block_for_update): Only process virtual operands
5684 and GIMPLE registers in normal form.
5685 (prepare_use_sites_for): New.
5686 (prepare_names_to_update): Rename from prepare_def_sites.
5687 Call prepare_use_sites_for.
5688 (dump_update_ssa): Rename from dump_repl_tbl.
5690 Show statistics for virtual mapping heuristic.
5691 (debug_update_ssa): Rename from debug_debug_repl_tbl.
5692 (init_update_ssa): Initialize UPDATE_SSA_STATS.
5693 (delete_update_ssa): Make extern.
5694 (mark_set_for_renaming): If the set is empty, do nothing.
5695 (release_ssa_name_after_update_ssa): Update comment.
5696 (insert_updated_phi_nodes_for): Do not remove existing
5697 PHI nodes for symbols.
5698 (switch_virtuals_to_full_rewrite_p): New.
5699 (switch_virtuals_to_full_rewrite): New.
5700 (update_ssa): Call them.
5701 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
5702 for every statement before updating.
5703 If all the names in NEW_SSA_NAMES have been marked for
5704 removal, do nothing.
5705 Only start at the top of the CFG if there are symbols in
5707 (ssa_rewrite_finalize_block): Remove.
5708 (ssa_register_new_def): Remove.
5709 (ssa_rewrite_stmt): Remove.
5710 (ssa_rewrite_phi_arguments): Remove.
5711 (ssa_rewrite_initialize_block): Remove.
5712 (ssa_mark_def_sites): Remove.
5713 (ssa_mark_def_sites_initialize_block): Remove.
5714 (ssa_mark_phi_uses): Remove.
5715 (rewrite_ssa_into_ssa): Remove.
5716 * tree-phinodes.c (find_phi_node_for): Remove.
5717 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5719 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
5720 Remove calls to verify_dominators and
5721 verify_loop_structure.
5722 (tree_unswitch_single_loop): Call update_ssa.
5723 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
5726 (delete_tree_ssa): Assert that need_ssa_update_p returns
5728 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
5729 * tree-vectorizer.c (allocate_new_names, rename_def_op,
5730 free_new_names): Remove. Update all users.
5731 (rename_use_op): Call get_current_def.
5732 (rename_variables_in_bb): Do not handle any real or
5734 (slpeel_update_phis_for_duplicate_loop): Call
5735 get_current_def and set_current_def instead of using
5737 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
5738 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
5739 ssa_names_to_replace and delete_update_ssa.
5740 * doc/invoke.texi: Document --param min-virtual-mappings
5741 and --param virtual-mappings-ratio.
5743 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5745 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
5746 for newly created PHI nodes.
5747 Call create_new_def_for for every new V_MAY_DEF and
5748 V_MUST_DEF on the copied statement.
5749 (struct ssa_name_map_entry): Remove.
5750 (ssa_name_map_entry_hash): Remove.
5751 (ssa_name_map_entry_eq): Remove.
5752 (allocate_ssa_names): Remove.
5753 (rewrite_to_new_ssa_names_def): Remove.
5754 (rewrite_to_new_ssa_names_use): Remove.
5755 (rewrite_to_new_ssa_names_bb): Remove.
5756 (rewrite_to_new_ssa_names): Remove.
5757 (tree_duplicate_sese_region): Remove variables ver,
5758 definitions, phi, ssa_name_map and bi.
5759 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
5761 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5762 update_ssa instead of rewrite_ssa_into_ssa.
5763 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
5765 (find_uses_to_rename_use): Add argument 'need_phis'.
5766 (find_uses_to_rename_stmt): Do not scan virtual operands.
5767 (find_uses_to_rename): Only scan PHI nodes for
5769 (rewrite_into_loop_closed_ssa): Call update_ssa.
5770 (check_loop_closed_ssa_use): Ignore virtual operands.
5771 (check_loop_closed_ssa_stmt): Likewise.
5772 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
5774 (rename_variables, set_phi_def_stmts): Remove.
5775 (tree_duplicate_loop_to_header_edge): Reformat comment.
5776 Remove variables BB, I and DEFINITIONS.
5777 Call need_ssa_update_p.
5779 (lv_adjust_loop_header_phi): Reformat comment.
5780 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
5781 (marked_for_rewrite_p, any_marked_for_rewrite_p,
5782 mark_for_rewrite, unmark_all_for_rewrite,
5783 marked_ssa_names): Remove. Update all users.
5784 (release_ssa_name): If VAR has been registered for SSA
5785 updating, do nothing.
5786 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
5787 (build_assert_expr_for): Call register_new_name_mapping.
5788 (insert_range_assertions): Update call to update_ssa.
5789 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
5790 marked_for_rewrite_p, any_marked_for_rewrite_p,
5791 marked_ssa_names): Remove.
5793 2005-04-22 Jeff Law <law@redhat.com>
5795 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
5796 (restore_currdefs_to_original_value): Likewise.
5797 (register_definitions_for_stmt): Likewise.
5798 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
5799 for each variable. Do not allocate/free block_defs_stack either.
5800 Do not iterate if we just thread jumps. Only iterate if the
5801 tree_cleanup_cfg does useful work (temporary).
5802 (dom_opt_initialize_block): No longer push a marker on
5804 (dom_opt_finalize_block): Removal call to restore currdefs.
5805 Relax restrictions for recording edge equivalences.
5806 (record_equivalences_from_phis): No longer need to track
5808 (optimize_stmt): Similarly.
5809 (thread_across_edge): Simplify by removing the requirement that
5810 statements in the block we are threading through must be nops.
5811 (initialize_hash_element): Handle GOTO_EXPR.
5813 2005-04-22 David S. Miller <davem@davemloft.net>
5815 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
5817 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
5818 fix check on CONST_DOUBLE mode. It should be VOIDmode
5819 when it is representing an integer.
5821 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5823 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
5824 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5825 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
5826 find_char_info_specifier_index,
5827 find_length_info_modifier_index): Likewise.
5828 * c-typeck.c (composite_type, pop_init_level): Likewise.
5829 * combine.c (cant_combine_insn_p, try_combine): Likewise.
5830 * cse.c (cse_insn): Likewise
5831 * dominance.c (calc_dfs_tree): Likewise
5832 dwarf2out.c (loc_descriptor_from_tree_1,
5833 add_abstract_origin_attribute, force_decl_die,
5834 force_type_die): Likewise
5835 emit-rtl.c (operand_subword_force): Likewise
5836 explow.c (hard_function_value): Likewise
5837 expmed.c (store_bit_field, expand_divmod,
5838 emit_store_flag_force): Likewise
5839 expr.c (emit_move_multi_word, store_expr,
5840 expand_expr_real_1): Likewise
5841 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
5842 output_operand): Likewise
5843 flow.c (recompute_reg_usage): Likewise
5844 * function.c (assign_stack_temp_for_type, assign_temp,
5845 handle_epilogue_set): Likewise
5846 * genextract.c (main): Likewise
5847 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
5848 gimplify_modify_expr_rhs, gimplify_expr): Likewise
5849 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
5850 ready_remove, rm_line_notes, rm_other_notes,
5851 schedule_block): Likewise
5852 mips-tfile.c (copy_object, out_of_bounds): Likewise
5854 2005-04-22 David Edelsohn <edelsohn@gnu.org>
5857 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
5858 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
5859 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
5860 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
5862 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
5864 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5866 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
5867 (gcc_tree_to_linear_expression): Convert to heap allocated
5869 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5870 lbv_to_gcc_expression, lle_to_gcc_expression,
5871 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5872 perfect_nestify): Likewise.
5873 lambda.h (gcc_loopnest_to_lambda_loopnest,
5874 lambda_loopnest_to_gcc_loopnest): Likewise.
5875 tree-loop-linear.c (linear_transform_loops): Likewise.
5877 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5879 * config/sparc/predicates.md (arith_double_operand): Use
5880 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
5881 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
5882 (DImode, DFmode constant splitters): Likewise. Remove code for
5883 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
5884 (logical constant splitters): Use const_int_operand predicate.
5885 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
5886 HOST_BITS_PER_WIDE_INT < 64.
5888 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5890 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
5891 gcc_unreachable as appropriate.
5892 (force_mode, emit_move_sequence, singlemove_string,
5893 output_move_double, output_fp_move_double, find_addr_reg,
5894 output_block_move, output_block_clear, output_and,
5895 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
5896 pa_adjust_cost, pa_issue_rate, print_operand,
5897 output_global_address, output_arg_descriptor, output_cbranch,
5898 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
5899 output_call): Likewise.
5900 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
5901 prefetch, prefetch_cc, prefetch_nocc): Likewise.
5903 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
5905 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
5906 _gcov_pow2_profiler and _gcov_one_value_profiler.
5907 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
5908 (GTFILES): Add $(srcdir)/tree-profile.c.
5909 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
5910 __gcov_one_value_profiler): Declare.
5911 * gimplify.c (force_gimple_operand): Check whether the statements
5912 should be produced in ssa form.
5913 (force_gimple_operand_bsi): New function.
5914 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
5915 __gcov_one_value_profiler): New functions.
5916 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
5917 the profiled value is a power of two or not.
5918 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
5919 * tree-flow.h (in_ssa_p): Declare.
5920 (force_gimple_operand_bsi): Declare.
5921 * tree-into-ssa.c (in_ssa_p): New variable.
5922 (rewrite_into_ssa): Set in_ssa_p.
5923 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
5924 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
5925 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
5926 tree_one_value_profiler_fn): New variables.
5927 (tree_init_edge_profiler): Initialize the profiler function decls.
5928 (tree_gen_edge_profiler): Use global gcov_type_node.
5929 (prepare_instrumented_value): New function.
5930 (tree_gen_interval_profiler, tree_gen_interval_profiler,
5931 tree_gen_one_value_profiler): Call the library functions instead of
5932 creating instrumentation code.
5933 * tree.c (build_fn_decl): New function.
5934 * tree.h (build_fn_decl): Declare.
5935 * value-prof.c (rtl_divmod_values_to_profile,
5936 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
5937 tree_mod_pow2_value_transform, tree_find_values_to_profile):
5938 Do not handle may_be_other and precise values of exponents at pow2
5940 (tree_mod_subtract_transform): Reflect that value field of
5941 histogram has changed meaning.
5942 (tree_divmod_values_to_profile): Record the values correctly.
5943 (tree_values_to_profile): Update comment.
5944 * value-prof.h (struct histogram_value_t): Remove pow2 data.
5946 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
5948 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
5951 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5953 * config/i386/i386.md (length_immediate): Use gcc_assert or
5954 gcc_unreachable, as appropriate.
5955 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
5956 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
5957 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
5958 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
5959 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5960 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
5961 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
5962 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
5963 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
5964 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
5965 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
5966 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5967 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
5968 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
5969 *prefetch_sse_rex): Likewise.
5970 * config/i386/predicates.md (x86_64_immediate_operand,
5971 x86_64_zext_immediate_operand, symbolic_operand,
5972 no_seg_address_operand, aligned_operand,
5973 memory_displacement_operand): Likewise.
5974 * config/i386/sse.md (*mov<mode>_internal,
5975 *movv2df_internal): Likewise.
5977 2005-04-22 Jan Hubicka <jh@suse.cz>
5979 * Makefile.in (ipa.o, ipa-inline.o): New files.
5980 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
5981 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
5982 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
5983 * cgraphunit.c (cgraph_default_inline_p,
5984 cgraph_decide_inlining_incrementally, ncalls_inlined,
5985 nfunctions_inlined, initial_insns, overall_insns,
5986 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
5987 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5988 cgraph_mark_inline, cgraph_check_inline_limits,
5989 cgraph_default_inline_p, cgraph_recursive_inlining_p,
5990 update_callee_keys, lookup_recursive_calls,
5991 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
5992 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
5993 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
5994 pass_ipa_inline): Move to ipa-inline.c
5995 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
5997 * ipa-inline.c: New file.
5999 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6001 * doc/invoke.texi (SPARC options): Document that -mapp-regs
6002 is turned off by default on Solaris.
6004 2005-04-21 Roger Sayle <roger@eyesopen.com>
6006 * c-common.h (objc_build_method_signature): Update prototype.
6007 * stub-objc.c (objc_build_method_signature): Update the stub
6008 implementation to accept and ignore additional parameter.
6009 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
6010 the value of ellipsis to objc_build_method_signature instead
6011 of setting TREE_OVERFLOW on the parms TREE_LIST node.
6013 2005-04-21 Geoffrey Keating <geoffk@apple.com>
6015 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
6016 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
6017 gen_rtx_* not gen_rtx_fmt_*.
6018 (rs6000_emit_vector_select): Likewise.
6019 (rs6000_emit_sync): New.
6020 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
6021 (larx, stcx, cmp): New mode substitutions.
6022 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
6023 UNSPEC_ISYNC): New constants.
6024 (rlwinm): Give name.
6025 (memory_barrier, isync, lwsync): New insns.
6026 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
6027 (sync_lock_release<mode>): New expander.
6028 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
6029 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
6030 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
6031 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
6032 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
6033 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
6034 (sync_add<mode>_internal, sync_addshort_internal,
6035 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
6036 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
6037 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
6039 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
6040 is the memory before, not after, the operation. Clarify
6041 barrier requirements.
6043 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6045 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
6046 * lambda.h (lambda_vector_min_nz): Likewise.
6047 * langhooks.h (struct lang_hooks_for_types,
6048 struct lang_hooks): Likewise.
6049 * output.h (assemble_integer, this_is_asm_operands): Likewise.
6052 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
6054 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
6055 comments to avoid 'abort'. Use gcc_assert as necessary.
6056 * opts.c (common_handle_option): Likewise.
6057 * pretty-print.c (pp_base_format_text): Likewise.
6058 * print-rtl.c (print_rtx): Likewise.
6059 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
6060 * regmove.c (try_auto_increment): Likewise.
6061 * reload.c (find_valid_class, find_reloads_toplev,
6062 find_equiv_reg): Likewise.
6063 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
6064 merge_assigned_reloads): Likewise.
6065 * tree-inline.c (inline_forbidden_p_1,
6066 estimate_num_insns_1): Likewise.
6067 * tree-optimize.c (execute_todo): Likewise.
6068 * tree-outof-ssa.c (eliminate_phi): Likewise.
6069 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
6070 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
6071 * tree-ssa-operands.c (parse_ssa_operands,
6072 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
6073 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
6074 * tree-ssanames.c (release_ssa_name): Likewise.
6075 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
6076 walk_tree): Likewise.
6078 * tree-ssa-operands.c (verify_abort): Fold into ..
6079 (verify_imm_links): ... here.
6081 2005-04-21 Richard Henderson <rth@redhat.com>
6083 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
6084 on non-memory operand for previous inversion.
6086 2005-04-21 Devang Patel <dpatel@apple.com>
6088 PR optimization/20994
6089 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
6090 x = !(a == b) : p , q;.
6091 (pass_if_conversion): Verify stmts and flow.
6093 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6095 * optabs.c (gen_conditional_trap): Restore #define.
6097 * alias.c (true_dependence): Remove 'abort' from comments. Use
6098 gcc_assert and gcc_unreachable as appropriate.
6099 (canon_true_dependence): Likewise.
6100 * bb-reorder.c (connect_traces): Likewise.
6101 * c-common.c (c_add_case_label): Likewise.
6102 * c-decl.c (finish_function): Likewise.
6103 * caller-save.c (insert_restore, insert_save): Likewise.
6104 * cfg.c (update_bb_profile_for_threading): Likewise.
6105 * cfganal.c (flow_active_insn_p): Likewise.
6106 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6107 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
6108 cfg_layout_merge_blocks): Likewise.
6109 * ifcvt.c (cond_exec_process_insns, merge_if_block,
6110 find_if_block): Likewise.
6111 * integrate.c (allocate_initial_values): Likewise.
6112 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
6113 swap_condition, unsigned_condition, signed_condition,
6114 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
6115 reg_or_subregno): Likewise.
6116 * lambda-code.c (lambda_compute_auxillary_space,
6117 lambda_transform_legal_p): Likewise.
6118 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
6119 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
6120 lhd_incomplete_type_error, lhd_expand_expr,
6121 lhd_types_compatible_p, lhd_tree_size): Likewise.
6122 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
6123 * local-alloc.c (update_equiv_regs): Likewise.
6124 * loop-unroll.c (peel_loop_completely
6125 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
6126 peel_loop_simple, unroll_loop_stupid,
6127 analyze_iv_to_split_insn): Likewise.
6128 * loop.c (gen_prefetch, find_and_verify_loops,
6129 basic_induction_var): Likewise.
6130 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
6131 * value-prof.c (tree_find_values_to_profile): Likewise.
6132 * varasm.c (named_section, default_assemble_integer,
6133 decode_addr_const): Likewise.
6135 2005-04-21 Alan Modra <amodra@bigpond.net.au>
6136 Fariborz Jahanian <fjahanian@apple.com>
6138 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
6139 portion of argument passed in fpr.
6140 * expr.c (emit_push_insn): Fix computation of 'offset' used to
6141 decide on partial argument save on stack.
6143 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6145 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
6148 2005-04-21 Jan Hubicka <jh@suse.cz>
6150 * cgraphunit.c: Include tree-pass.h
6151 (cgraph_decide_recursive_inlining,
6152 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
6153 cgraph_decide_inlining): Dump goes to dump_file.
6154 (cgraph_optimize): Call ipa passes instead of inliner.
6155 (cgraph_gate_inlining, pass_ipa_inline): New.
6156 * tree-optimize.c (all_ipa_passes): New static variable.
6157 (register_one_dump_file): Dead with IPA passes.
6158 (register_dump_files): Likewise.
6159 (init_tree_optimization_passes): Initialize IPA passes.
6160 (execute_todo): Do cgraph dump when asked to, do not dump function body
6162 * tree-pass.h (TODO_dump_cgraph): New macro.
6163 (ipa_passes): Declare.
6164 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
6166 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6168 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
6169 gcc_assert instead of abort.
6170 (classify_argument, examine_argument, construct_container,
6171 contains_128bit_aligned_vector_p, ix86_check_movabs,
6172 standard_80387_constant_opcode, standard_80387_constant_rtx,
6173 ix86_initial_elimination_offset, ix86_compute_frame_layout,
6174 pro_epilogue_adjust_stack, ix86_expand_epilogue,
6175 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
6176 legitimize_tls_address, output_pic_addr_const,
6177 i386_output_dwarf_dtprel, put_condition_code, print_reg,
6178 get_some_local_dynamic_name, print_operand, print_operand_address,
6179 output_387_binary_op, emit_i387_cw_initialization,
6180 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
6181 ix86_expand_clear, ix86_expand_binary_operator,
6182 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
6183 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
6184 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
6185 ix86_expand_branch, ix86_expand_setcc,
6186 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
6187 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
6188 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
6189 memory_address_length, ix86_attr_length_immediate_default,
6190 ix86_attr_length_address_default, ix86_agi_dependant,
6191 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
6192 ix86_expand_binop_builtin, ix86_force_to_memory,
6193 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
6194 x86_emit_floatuns): Likewise.
6195 * config/i386/netware.c (gen_regparm_prefix,
6196 i386_nlm_strip_name_encoding): Likewise.
6197 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
6199 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6201 * optabs.c (gen_condiational_trap): Remove #define.
6202 (add_equal_note): Assertify. Remove explicit indirection from
6203 call via function pointer.
6204 (expand_ternary_op, expand_simple_binop, expand_binop,
6205 expand_twoval_unop, expand_twoval_binop,
6206 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
6207 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
6208 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
6209 prepare_float_lib_cmp, emit_conditional_move,
6210 emit_conditional_add, gen_add2_insn, gen_add3_insn,
6211 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
6212 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
6213 vector_compare_rtx, expand_vec_cond_expr): Likewise.
6215 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6217 * vec.h: Update API to separate allocation mechanism from type.
6218 (VEC_safe_grow): New.
6219 * vec.c (calculate_allocation): New.
6220 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
6221 (vec_gc_free, vec_heap_free): Remove.
6222 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
6224 (mangle_macro_name): New.
6225 (struct macro_def): New.
6226 (struct macro): Add multiple argument values.
6227 (macro_expans_end): New.
6228 (push_macro_expansion): Chain on new macro. Process multiple
6229 args, create follow on expansion. Return follow on argument.
6230 (macro_input): Deal with multiple arguments.
6232 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
6233 (struct tree_binfo): Adjust.
6234 * basic-block.h: Define VEC(edge,gc).
6235 (struct edge_def): Adjust.
6236 (struct basic_block_def, struct edge_iterator): Likewise.
6237 (ei_container, ei_start_1, ei_last_1): Likewise.
6238 * cfg.c (connect_src, connect_dest): Likewise.
6239 * cfgrtl.c (force_nonfallthru_and_redirect)
6240 * dbxout.c (dbxout_type)
6241 * dwarf2out.c (gen_member_die)
6242 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
6243 (gcc_tree_to_linear_expression): Adjust.
6244 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6245 lbv_to_gcc_expression, lle_to_gcc_expression,
6246 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6247 perfect_nestify): Likewise.
6248 * lambda.h (gcc_loopnest_to_lambda_loopnest,
6249 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
6250 * profile.c (instrument_values): Adjust.
6251 * tree-cfg.c (modified_noreturn_calls): Adjust.
6252 (remove_fallthru_edge): Likewise.
6253 * tree-dump.c (dequeue_and_dump): Adjust.
6254 * tree-flow-inline.h (mark_stmt_modified): Adjust.
6255 * tree-flow.h (modified_noreturn_calls): Adjust.
6256 (tree_on_heap): Remove. (yay!)
6257 (register_new_def): Adjust.
6258 * tree-into-ssa.c: Define VEC(int,heap).
6259 (block_defs_stack): Adjust.
6260 (find_idf, insert_phi_nodes, register_new_def,
6261 rewrite_initialize_block, rewrite_finalize_block,
6262 register_new_update_single, rewrite_update_init_block,
6263 rewrite_update_fini_block, rewrite_blocks,
6264 ssa_rewrite_finalize_block, ssa_register_new_def,
6265 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
6266 * tree-loop-linear.c (linear_transform_loops): Adjust.
6267 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
6268 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
6269 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
6270 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
6271 vrp_variables_stack): Adjust declarations.
6272 (tree_ssa_dominator_optimize): Adjust.
6273 (dom_opt_initialize_block, remove_local_expressions_from_table,
6274 restore_nonzero_vars_to_original_value,
6275 restore_vars_to_original_value,
6276 restore_currdefs_to_original_value, dom_opt_finalize_block,
6277 record_var_is_nonzero, record_cond, record_const_or_copy_1,
6278 optimize_stmt, update_rhs_and_lookup_avail_expr,
6279 lookup_avail_expr, record_range): Likewise.
6280 * tree-ssa-pre.c: Define VEC(basic_block,heap).
6281 (compute_antic_aux): Adjust.
6282 (inserted_exprs, create_expression_by_pieces,
6283 insert_into_preds_of_block, eliminate, mark_operand_necessary,
6284 remove_dead_inserted_code, fini_pre): Likewise.
6285 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
6286 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
6287 ssa_prop_init): Likewise.
6288 * tree-ssa.c: Define VEC(bitmap,heap).
6289 (verify_name_tags): Adjust.
6290 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
6291 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
6292 tree_divmod_values_to_profile, tree_find_values_to_profile,
6293 value_profile_transformations): Likewise.
6294 * value-prof.h: Define VEC(histogram_value,heap).
6295 * varasm.c: Remove alias_pair pointer typedef, define
6297 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
6299 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
6300 not a pointer to it. Create an object vector.
6301 (extern_symbols): Turn into an object vector.
6302 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
6304 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
6307 * Makefile.in (tree-chrec.o): Depend on params.h.
6308 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
6310 * tree-chrec.c: Depend on params.h. Replace build with buildN,
6311 and fold build with fold_buildN.
6312 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
6313 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6314 (tree_contains_chrecs): Compute an estimation of the size of the
6316 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
6317 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
6318 * tree-scalar-evolution.c (simple_iv): Ditto.
6319 * doc/invoke.texi (scev-max-expr-size): Documented.
6321 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
6323 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
6324 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
6325 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
6326 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
6327 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
6328 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
6329 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
6330 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
6331 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
6332 (darwin_fix_and_continue_switch): Delete.
6333 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
6334 (SUBTARGET_SWITCHES): Delete.
6335 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
6336 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
6337 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
6338 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
6339 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
6340 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
6341 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
6342 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
6343 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
6344 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
6345 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
6346 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
6347 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
6348 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
6349 (TARGET_64BIT): Undef before redefining.
6350 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
6351 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
6352 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
6353 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
6354 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
6355 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
6356 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
6357 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6358 (ix86_debug_arg_string, ix86_debug_addr_string)
6359 (ix86_align_loops_string, ix86_align_jumps_string)
6360 (ix86_align_funcs_string): Delete.
6361 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
6362 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
6363 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
6364 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
6365 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
6366 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
6367 (SUBTARGET_SWITCHES): Delete.
6368 * config/i386/i386.c (ix86_debug_arg_string): Delete.
6369 (ix86_debug_addr_string): Delete.
6370 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
6371 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
6372 (ix86_align_loops_string, ix86_align_jumps_string)
6373 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6374 (ix86_align_funcs_string): Make static.
6375 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6376 (ix86_handle_option): New function.
6377 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
6378 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
6379 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
6380 of darwin_fix_and_continue_switch.
6381 (darwin_one_byte_bool): Delete.
6382 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6383 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
6384 to darwin_one_byte_bool.
6385 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
6386 * config/i386/djgpp.opt, config/i386/i386.opt,
6387 * config/i386/sco5.opt: New files.
6389 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6391 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
6392 fp_zero_operand, fp_register_operand, intreg_operand,
6393 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
6394 call_operand, call_operand_address, tgd_symbolic_operand,
6395 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
6396 symbolic_operand, symbolic_memory_operand, label_ref_operand,
6397 sp64_medium_pic_operand, data_segment_operand,
6398 text_segment_operand, splittable_symbolic_memory_operand,
6399 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
6400 eq_or_neq, normal_comp_operator, noov_compare_op,
6401 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
6402 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
6403 const64_operand, const64_high_operand, arith11_operand,
6404 arith10_operand, arith_double_operand, arith_double_4096_operand,
6405 arith_double_add_operand, arith11_double_operand,
6406 arith10_double_operand, small_int, small_int_or_double,
6407 uns_small_int, uns_arith_operand, clobbered_register,
6408 input_operand, compare_operand): Delete.
6409 (sparc_emit_set_const32): Use predicates in assertion. Remove special
6410 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
6411 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
6412 (GEN_HIGHINT64, GEN_INT64): Delete.
6413 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
6414 gen_safe_XOR64): Adjust for above deletion.
6415 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
6416 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
6417 (legitimate_constant_p): Use const_zero_operand instead.
6418 (sparc_extra_constraint_check): Likewise.
6419 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
6420 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
6421 (PREDICATE_CODES): Delete.
6422 * config/sparc/sparc.md: Include predicates.md.
6423 (All patterns): Adjust for new predicate names.
6424 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
6425 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
6426 (movdi): Use general_operand predicate.
6427 (movdi_sp64_dbl): Delete.
6428 (movdi_const64_special): Add 'N' constraint.
6429 (movdicc): Use arith10_operand predicate.
6430 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
6431 (movdi_cc_reg_sp64): Use arith10_operand predicate.
6432 (movdi_cc_reg_sp64_trunc): Delete.
6433 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
6434 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
6435 (subdi3_sp32): Delete.
6436 (subdi3_insn_sp32): Change to define_insn_and_split.
6437 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
6438 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
6439 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
6440 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
6441 small_int_operand predicate.
6442 (divdi3, udivdi3): Use arith_operand predicate.
6443 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
6444 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
6445 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
6446 (xordi3_sp64_dbl): Delete.
6447 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
6448 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
6449 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
6450 cmp_ccx_set_not): Use arith_operand predicate.
6451 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
6452 * config/sparc/predicates.md: New file.
6454 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6456 PR tree-optimization/14846
6457 * fold-const.c (fold_single_bit_test_into_sign_test): New,
6459 (fold_single_bit_test): ... here.
6460 (fold_binary): Call fold_single_bit_test_into_sign_test
6461 instead of fold_single_bit_test.
6463 2005-04-20 James E Wilson <wilson@specifixinc.com>
6466 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
6467 is another declaration.
6469 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
6471 * config/cris/predicates.md: New file.
6472 * config/cris/cris-protos.h (cris_store_multiple_op_p)
6473 (cris_movem_load_rest_p): Declare.
6474 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
6475 (cris_movem_load_rest_p): Ditto. Globalize.
6476 (cris_bdap_operand, cris_bdap_biap_operand,
6477 cris_orthogonal_operator, cris_commutative_orth_op,
6478 cris_operand_extend_operator,
6479 cris_additive_operand_extend_operator, cris_extend_operator,
6480 cris_plus_or_bound_operator, cris_mem_op,
6481 cris_general_operand_or_symbol,
6482 cris_general_operand_or_gotless_symbol,
6483 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
6484 cris_load_multiple_op): Remove predicate functions.
6485 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
6486 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
6487 * config/cris/cris.h (PREDICATE_CODES): Don't define.
6488 * config/cris/cris.md: Include predicates.md.
6489 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
6491 2005-04-20 Ian Lance Taylor <ian@airs.com>
6493 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
6494 * c-common.h (STMT_EXPR_STMT): Don't define.
6495 (STMT_EXPR_NO_SCOPE): Don't define.
6496 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
6497 * c-pretty-print.c (pp_c_primary_expression): Likewise.
6498 (pp_c_expression): Likewise.
6500 2005-04-20 Richard Henderson <rth@redhat.com>
6503 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
6505 2005-04-20 Jeff Law <law@redhat.com>
6507 * reload1.c (reload): Ignore equivalences between pseudos and
6510 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
6513 * c-tree.h (struct c_label_list): Update comment.
6514 (struct c_label_context): Rename to struct c_label_context_se.
6515 (label_context_stack): Rename to label_context_stack_se.
6516 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
6517 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
6518 c_end_vm_scope): New.
6519 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
6520 * c-decl.c (pop_scope): Call c_end_vm_scope.
6521 (pushdecl): Call c_begin_vm_scope for variably modified
6523 (define_label): Check for jumping into scope of identifier with
6524 variably modified type. Push label on stack for those defined at
6525 current context of identifiers with variably modified type.
6526 (start_function): Create stack level for context of identifiers
6527 with variably modified type.
6528 (finish_function): Pop stack level for context of identifiers with
6529 variably modified type.
6530 * c-typeck.c (label_context_stack): Rename to
6531 label_context_stack_se.
6532 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
6533 (c_finish_goto_label): Check for jumping into scope of identifier
6534 with variably modified type. Push label on stack for those jumped
6535 to from current context of identifiers with variably modified
6537 (struct c_switch): Add blocked_vm.
6538 (c_start_case): Initialize blocked_vm.
6539 (do_case): Check blocked_vm.
6540 (c_finish_case): Add comment.
6541 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
6542 variable label_context_stack.
6544 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6546 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
6547 conditional_replacement, value_replacement, abs_replacement,
6549 (replace_phi_edge_with_variable): Remove argument BB.
6550 (conditional_replacement, value_replacement,
6551 minmax_replacement, abs_replacement): Remove argument PHI_BB.
6552 Update a call to replace_phi_edge_with_variable.
6554 * tree-ssa-phiopt.c: Fix comments.
6556 2005-04-20 Michael Matz <matz@suse.de>
6559 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
6562 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6564 * tree-ssa-phiopt.c: Fix comment typos.
6566 PR tree-optimization/21116
6567 * tree-ssa-phiopt.c: Fix a typo.
6569 2005-04-19 Richard Henderson <rth@redhat.com>
6571 * builtins.c (expand_builtin_sync_operation): Revert last change.
6572 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
6574 (expand_compare_and_swap_loop): Likewise.
6575 (expand_sync_operation): Remove fallback from NAND to AND; invert
6576 memory operand when expanding from cmpxchg.
6577 (expand_sync_fetch_operation): Likewise.
6578 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
6581 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
6582 when implementing NAND. Fix double-add for AFTER.
6583 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
6584 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6585 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
6587 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
6590 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
6591 to return old memory value.
6592 (sync_compare_and_swap_cc<IMODE>): Likewise.
6594 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
6595 return pre-reload. Don't consider output or anti dependencies.
6596 * config/ia64/sync.md (IMODE): New.
6597 (modesuffix): Add QI and HI.
6598 (memory_barrier): Simplify expansion.
6599 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
6600 (cmpxchg_acq_<IMODE>): Likewise.
6601 (sync_lock_test_and_set<IMODE>): Likewise.
6602 (sync_lock_release<IMODE>): Likewise.
6604 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6606 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
6609 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6611 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
6613 2005-04-20 Michael Pogue <michael.pogue@sun.com>
6614 Joseph S. Myers <joseph@codesourcery.com>
6616 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
6617 * c-typeck.c (build_c_cast): Check these options.
6618 * doc/invoke.texi: Document these options.
6620 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6622 * tree-ssa-phiopt.c: Update a comment about the pass.
6624 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6626 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
6627 config/mcore/mcore.c: Fix comment typos.
6629 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
6631 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
6632 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
6634 2005-04-19 Paul Brook <paul@codesourcery.com>
6636 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
6638 2005-04-19 Andrew Haley <aph@redhat.com>
6641 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
6642 looking at a field's bitpos.
6644 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6646 * system.h (fopen, fdopen, freopen): Define these to the unlocked
6647 libiberty functions.
6649 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6651 PR tree-optimization/21096
6652 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6654 2005-04-19 Alan Modra <amodra@bigpond.net.au>
6657 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
6658 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
6660 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
6662 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
6663 refers to the function being dumped.
6665 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
6667 * varasm.c (assemble_start_function): Remove reset of in_section.
6669 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6671 PR tree-optimization/21085
6672 * fold-const (fold_binary): Don't change X % -C to X % C if C has
6675 2005-04-19 Ben Elliston <bje@au.ibm.com>
6677 * doc/invoke.texi (Optimize Options): Refer to the correct
6678 optimisation flag -ftree-dominator-opts, not -ftree-dom.
6680 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
6682 * config/rs6000/rs6000.c (machopic_output_stub): Increase
6683 alloca argument to be big enough.
6685 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
6688 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
6691 2005-04-18 Tom Tromey <tromey@redhat.com>
6693 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
6696 2005-04-18 Richard Henderson <rth@redhat.com>
6698 * config/alpha/alpha.c (alpha_split_atomic_op): New.
6699 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
6700 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
6701 * config/alpha/alpha-protos.h: Update.
6702 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
6703 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
6704 (attr type): Add ld_l, st_c, mb.
6705 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
6706 iornotsi3, xorsi_internal, xornotsi3): New.
6707 * config/alpha/ev4.md (ev4_ld): Add ld_l.
6708 (ev4_ist_c, ev4_mb): New.
6709 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
6711 * config/alpha/ev6.md (ev6_ild): Add ld_l.
6712 (ev6_ist): Add st_c.
6714 * config/alpha/sync.md: New file.
6716 2005-04-18 Richard Henderson <rth@redhat.com>
6718 * builtins.c (expand_builtin_sync_operation): Fold nand to and
6721 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
6723 2005-04-18 Devang Patel <dpatel@apple.com>
6725 * config/rs6000/atlivec.md (mulv4si3): New pattern.
6727 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6729 PR tree-optimization/20922
6730 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
6731 Fold X + c >= X and fold X - c <= X to true.
6733 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6735 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
6737 (emergency_labeled_state_free): Likewise.
6739 2005-04-18 Nick Clifton <nickc@redhat.com>
6741 * config/h8300/h8300.md (jump): Remove prescan parameter from
6742 calls to final_scan_insn.
6744 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
6745 parameter from calls to final_scan_insn.
6747 * config.gcc (m68hc12): Use the m68hc11.opt file for target
6749 (v850e, v850e1): Use the v850.opt file for target specific
6752 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
6754 PR tree-optimization/21001
6755 * tree-optimize.c (init_tree_optimization_passes): Move the
6756 first pass_forwprop immediately before pass_vrp.
6758 2005-04-17 Ian Lance Taylor <ian@airs.com>
6760 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
6761 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
6762 from enum tree_code op to bool is_sizeof.
6763 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
6764 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6765 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
6767 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
6769 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
6772 2005-04-17 Ian Lance Taylor <ian@airs.com>
6774 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
6776 2005-04-17 Richard Henderson <rth@redhat.com>
6778 * config/alpha/alpha.c (va_list_skip_additions): Only define if
6780 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
6781 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
6782 of indirection through ssa names while looking for the gpr counter
6784 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
6785 saved va_list_gpr_size and va_list_fpr_size.
6787 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6789 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
6790 both pointers or both integers.
6792 * tree-vrp.c (maybe_add_assert_expr): Don't assert
6793 ASSERT_EXPRs for single-use variable.
6795 * tree-into-ssa.c: Fix a comment typo.
6797 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
6799 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
6800 -mipsN before forcing a default of -mips2.
6802 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6804 * predict.h (IS_TAKEN): Remove.
6805 * rtl.h (NOTE_PREDICTION): Likewise.
6807 * modulo-sched.c (CFG_HOOKS): Remove.
6809 * c-parser.c (N_C_TTYPES): Remove.
6811 * tree-flow-inline.h (get_stmt_operands): Remove.
6812 * lambda-code.c, tree-ssa-loop-unswitch.c,
6813 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
6814 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
6815 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
6816 calls to get_stmt_operands.
6817 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
6819 2005-04-17 Richard Henderson <rth@redhat.com>
6822 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
6823 of CUMULATIVE_ARGS past the last named argument.
6824 (alpha_va_start): Expect pretend_args_size only if strictly less than
6827 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6830 * builtins.c (expand_builtin_strcat): Convert the result of
6831 strlen to the right type.
6832 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
6833 avoid creating type mismatches.
6834 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
6837 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
6839 2005-04-16 Richard Henderson <rth@redhat.com>
6842 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
6843 Use the mode of boolean_type_node when the user doesn't provide one.
6844 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
6846 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
6849 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
6852 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
6855 2005-04-16 Roger Sayle <roger@eyesopen.com>
6856 Steven Bosscher <stevenb@suse.de>
6858 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
6859 (fold_unary_to_constant): Likewise.
6861 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
6863 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
6866 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
6868 * doc/install.texi (Specific): Avoid using asterisks in @anchor
6869 names related to target triplets.
6870 Remove i?86-*-esix from platform directory.
6871 Remove powerpc-*-eabiaix from platform directory.
6873 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
6876 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
6877 falling through from SUBREG case to REG.
6879 2005-04-15 Roger Sayle <roger@eyesopen.com>
6881 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
6882 (fold_binary): Update comment mentioning fold_relational_hi_lo.
6883 (fold_binary_to_constant): Simplify using fold_binary.
6884 (fold_unary_to_constant): Likewise, simplify using fold_unary.
6886 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6888 * gthr-posix.c (pthread_cancel): Define.
6889 (pthread_mutexattr_init): Likewise.
6890 (pthread_mutexattr_settype): Likewise.
6891 (pthread_mutexattr_destroy): Likewise.
6893 2005-04-15 David S. Miller <davem@davemloft.net>
6896 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
6898 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6900 PR tree-optimization/21031
6901 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
6902 (forward_propagate_into_cond_1): Call it. Forward propagate
6903 integer-integer casts into COND_EXPRs.
6905 2005-04-15 Dave Korn <dave.korn@artimi.com>
6907 * gcc.c (default_compilers): Clarify obscure error message when
6908 reading from standard input.
6910 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6912 * basic-block.h (PROP_EQUAL_NOTES): Remove.
6913 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
6915 * tree-ssa-alias.c (init_alias_info): Remove a call to
6918 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
6920 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
6921 of non-virtual PHI nodes like we use to.
6923 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
6925 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
6926 (attr_copy_rtx): Do not use it.
6928 2005-04-15 Andrew Macleod <amacleod@redhat.com>
6930 * doc/tree-ssa.texi: Grammer/abbreviation updates.
6932 2005-04-15 Diego Novillo <dnovillo@redhat.com>
6934 * tree-vect-transform.c (vectorizable_store): Mark necessary
6935 objects in the vectorized store needing renaming. Update the
6936 SSA graph for V_MAY_DEF operands in the original store.
6938 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6940 * tree-ssa-pre.c (compute_avail): It's okay to have
6941 TREE_INVARIANT's here, and value number the resulting expressions.
6942 (create_expression_by_pieces): Make sure operands that were
6943 min_invariant when we started, stay that way.
6945 2005-04-15 David Edelsohn <edelsohn@gnu.org>
6947 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
6949 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6951 PR tree-optimization/20936.
6952 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
6954 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6956 * doc/invoke.texi: Fix typos.
6957 * doc/md.texi: Likewise.
6958 * doc/rtl.texi: Likewise.
6959 * doc/sourcebuild.texi: Likewise.
6960 * doc/tm.texi: Likewise.
6962 2005-04-15 Uros Bizjak <uros@kss-loka.si>
6964 PR tree-optimization/21004
6965 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
6966 and floorl in c99 mode only.
6967 * builtins.c (expand_builtin_int_roundingfn): Assert that
6968 fallback_fndecl is not NULL_TREE.
6970 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6972 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
6973 * basic-block.h: Update the prototype for
6974 purge_all_dead_edges.
6975 * cfgexpand.c (tree_expand_cfg): Update a call to
6976 purge_all_dead_edges.
6977 * combine.c (combine_instructions): Likewise.
6978 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
6979 rest_of_handle_cse2, rest_of_handle_gcse,
6980 rest_of_handle_postreload): likewise.
6982 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
6985 * gimplify.c (gimplify_addr_expr): Compensate for removal of
6986 e.g. cv-qualification conversions.
6988 2005-04-14 Mike Stump <mrs@apple.com>
6990 * config/darwin-c.c (framework_construct_pathname): We must
6991 find all headers of a framework in the first instance of it
6992 found in the seach path.
6994 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6996 PR tree-optimization/21021
6997 * tree-vrp.c (compare_values): Work around a bug in the front
6998 end that produces a comparison of mismatched types.
7000 2004-04-14 Richard Henderson <rth@redhat.com>
7002 * config/ia64/ia64.h (enum fetchop_code): Remove.
7003 (enum ia64_builtins): Move ...
7004 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
7005 members except BSP and FLUSHRS.
7006 (ia64_init_builtins): Remove __sync builtins.
7007 (ia64_expand_builtin): Likewise.
7008 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
7009 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
7010 (ia64_expand_lock_release): Remove.
7011 * config/ia64/ia64.md (mf): Move to sync.md.
7012 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
7013 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
7014 * config/ia64/sync.md: New file.
7015 (memory_barrier): Rename from mf.
7016 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
7017 (cmpxchg_acq_<I48MODE>): Likewise.
7018 (sync_lock_test_and_set<I48MODE>): Likewise.
7020 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
7021 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
7023 2004-04-14 Richard Henderson <rth@redhat.com>
7025 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
7026 (ix86_compare_emitted): New.
7027 (ix86_expand_compare): Use ix86_compare_emitted if set.
7028 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
7029 and ix86_compare_op0 are set.
7030 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
7031 (TARGET_CMPXCHG, TARGET_XADD): New.
7032 (ix86_compare_emitted): Declare.
7033 * config/i386/i386.md: Include sync.md
7034 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
7035 (UNSPECV_XCHG, UNSPECV_LOCK): New.
7036 * config/i386/sync.md: New file.
7038 2004-04-14 Richard Henderson <rth@redhat.com>
7041 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
7042 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
7043 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
7044 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
7045 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
7046 BT_FN_I8_VPTR_I8_I8): New.
7047 * builtins.def (DEF_SYNC_BUILTIN): New.
7048 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
7049 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
7050 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
7051 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
7052 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
7053 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
7054 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
7055 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
7056 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
7057 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
7058 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
7059 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
7060 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
7061 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
7062 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
7063 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
7064 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
7065 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
7066 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
7067 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
7068 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
7069 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
7070 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
7071 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
7072 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
7073 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
7074 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
7075 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
7076 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
7077 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
7078 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
7079 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
7080 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
7081 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
7082 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
7083 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
7084 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
7085 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
7086 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
7087 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
7088 BUILT_IN_SYNCHRONIZE: New.
7089 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
7090 as a function. Accept __sync_ as a prefix as well.
7091 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
7092 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
7093 expand_builtin_lock_release): New.
7094 (expand_builtin): Call them.
7095 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
7096 neither BOTH_P nor FALLBACK_P are defined.
7097 (builtin_type_for_size): New.
7098 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
7099 (resolve_overloaded_builtin): New.
7100 * c-common.h (resolve_overloaded_builtin): Declare.
7101 (builtin_type_for_size): Declare.
7102 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
7103 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
7104 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
7105 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
7106 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
7107 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
7108 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
7109 sync_compare_and_swap_cc, sync_lock_test_and_set,
7110 sync_lock_release): New.
7111 * optabs.h: Declare them.
7112 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
7113 expand_sync_operation, expand_sync_fetch_operation,
7114 expand_sync_lock_test_and_set): Declare.
7115 * genopinit.c (optabs): Add sync optabs.
7116 * optabs.c (init_optabs): Initialize sync optabs.
7117 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
7118 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
7119 expand_sync_operation, expand_sync_fetch_operation,
7120 expand_sync_lock_test_and_set): New.
7121 * doc/extend.texi (Atomic Builtins): New section
7122 * doc/md.texi (Standard Names): Add sync patterns.
7124 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
7126 * tree-eh.c (lower_try_finally_copy): Generate new code in
7127 response to goto_queue entries as if the queue was sorted by
7128 index, not pointers.
7129 (lower_try_finally_switch): Likewise.
7131 2005-04-14 Richard Henderson <rth@redhat.com>
7133 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
7134 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
7136 (ix86_expand_fp_movcc): Update to match.
7137 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
7138 * config/i386/i386-protos.h: Update.
7139 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
7140 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
7142 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
7144 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
7147 2005-04-14 Julian Brown <julian@codesourcery.com>
7149 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
7150 link failures on ppc64 Linux.
7152 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
7154 * config.gcc: Set cpu_type for s390.
7156 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7158 Fix PR tree-optimization/20963
7159 * tree-ssa-pre.c (compute_avail): Remove special case for
7161 (create_expression_by_pieces): Add value numbers for forced out
7164 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
7166 * config/cris/cris.md: Replace references to (reg:SI 16) with
7167 (reg:SI CRIS_SRP_REGNUM).
7169 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7171 PR tree-optimization/20657
7172 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
7173 create an appropriate range from it.
7175 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7177 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
7178 <UNSPEC_FIST_CEIL> case.
7180 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
7181 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
7182 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
7183 to implement lfloor and llfloor built-ins as x87 intrinsic function.
7184 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
7185 (lfloor<mode>2): New expanders.
7186 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
7187 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
7188 to implement lceil and llceil built-ins as x87 intrinsic function.
7189 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
7190 (lceil<mode>2): New expanders.
7192 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7194 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
7195 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
7197 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
7200 * config/s390/s390-modes.def: Define TFmode.
7202 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
7204 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
7205 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7206 * config/mips/mips.c (mips16_insn_length): Remove reference to
7207 JUMP_TABLES_IN_TEXT_SECTION.
7209 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
7211 * simplify-rtx.c (simplify_binary_operation_1): Return
7212 scalar or vector of constant 0, depending on the xor's
7215 2005-04-13 Dale Johannesen <dalej@apple.com>
7217 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
7218 (objc-act.o): Ditto.
7219 * objc/objc-act.c (objc_gimplify_expr): New.
7220 (objc_get_callee_fndecl): New.
7221 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
7222 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
7223 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
7225 2005-04-13 Devang Patel <dpatel@apple.com>
7227 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
7230 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
7232 CRIS prologue as RTL.
7233 * config/cris/cris-protos.h (cris_emit_movem_store)
7234 (cris_expand_prologue): Prototype.
7235 * config/cris/cris.c (struct machine_function): New member
7237 (cfa_label_num, cris_target_asm_function_prologue): Remove.
7238 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
7239 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
7240 (cris_load_multiple_op, cris_return_address_on_stack)
7241 (cris_return_address_on_stack_for_return): ISO-Cify.
7242 (cris_store_multiple_op): New predicate function.
7243 (cris_expand_prologue, cris_emit_movem_store): New functions.
7244 (cris_print_operand) <case 'O'>: Handle modifications other than
7246 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
7247 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
7248 (cris_gen_movem_load): Rearrange slightly to make local variable
7249 src a parameter, removing osrc.
7250 (cris_setup_incoming_varargs): Set machine_function member
7251 stdarg_regs to correspond to the number of registers that need to
7253 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
7255 (PREDICATE_CODES): Add cris_store_multiple_op. Make
7256 cris_general_operand_or_gotless_symbol accept UNSPEC.
7257 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
7258 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
7259 ("*cris_store_multiple"): New pattern. Tweak common comment above
7260 this and "*cris_load_multiple".
7261 ("prologue"): New define_expand.
7263 * config/cris/cris.md ("epilogue"): Conditionalize on
7264 TARGET_PROLOGUE_EPILOGUE.
7266 2005-04-13 Steve Ellcey <sje@cup.hp.com>
7269 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
7270 fpsr 0 instead of fpsr 1.
7271 (divsf3_internal_thr): Ditto.
7272 (divdf3_internal_lat): Ditto.
7273 (divdf3_internal_thr): Ditto.
7274 (divxf3_internal_lat): Ditto.
7275 (divxf3_internal_thr): Ditto.
7277 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7279 PR tree-optimization/20913
7280 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
7282 PR tree-optimization/20702
7283 * tree-vrp.c (maybe_add_assert_expr): Recurse into
7284 dominator children that haven't been walked into.
7286 2005-04-13 Julian Brown <julian@codesourcery.com>
7288 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
7289 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
7292 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7294 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
7295 config/i386/sse.md: Fix comment typos.
7297 * genattrtab.c (NULL_ATTR): Remove.
7298 * ifcvt.c (NULL_EDGE): Likewise.
7300 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
7302 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
7303 NOTE_PREDICT): Remove.
7305 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7307 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
7308 * configure: Regenerate.
7309 * config.in: Likewise.
7310 * system.h: Declare vsnprintf if not already declared.
7312 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7314 * optc-gen.awk: Handle stand-alone Mask records.
7315 * opth-gen.awk: Likewise.
7316 * doc/options.texi (Option file format): Document them.
7317 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
7318 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
7319 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
7320 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
7321 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
7322 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
7323 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
7324 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
7325 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
7326 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
7327 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
7328 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
7329 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
7330 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
7331 TARGET_LONG_DOUBLE_128): Likewise.
7332 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
7333 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
7334 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
7335 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
7336 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
7337 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
7338 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
7339 * config/sparc/sparc.c (fpu_option_set): New global.
7340 (sparc_handle_option): New function.
7341 (sparc_override_options): Test fpu_option_set.
7342 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
7343 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
7344 * config/sparc/sparc.opt: New file.
7345 * config/sparc/little-endian.opt: Likewise.
7346 * config/sparc/long-double-switch.opt: Likewise.
7348 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
7350 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
7351 (bfin_handle_options): Set it if -mshared-library-id= is seen.
7352 * config/bfin/bfin.opt (mshared-library-id=): Lose
7353 Var(bfin_lib_id_given).
7355 2005-04-13 Matt Thomas <matt@3am-software.com>
7357 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
7360 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7362 * rtl.h (CLEAR_RTX_FLAGS): Remove.
7364 * cgraphunit.c (INSNS_PER_CALL): Remove.
7366 * tree-ssa-forwprop.c (vars,
7367 record_single_argument_cond_exprs,
7368 substitute_single_use_vars): Remove.
7369 (forward_propagate_into_cond_1, forward_propagate_into_cond):
7371 (tree_ssa_forward_propagate_single_use_vars): Call
7372 forward_propagate_into_cond for each COND_EXPR.
7374 * tree-inline.c (INSNS_PER_STMT): Remove.
7376 2005-04-12 Richard Henderson <rth@redhat.com>
7378 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
7379 (ix86_expand_sse_fp_minmax): ... from ...
7380 (ix86_expand_fp_movcc): ... here.
7381 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
7382 * config/i386/i386-protos.h: Update.
7383 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
7384 (sse_setccsf, sse_setccdf): Allow before reload.
7385 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
7386 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
7387 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
7388 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
7389 (anddf3, nanddf3, iordf3, xordf3): New.
7391 2005-04-12 Jeff Law <law@redhat.com>
7393 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
7394 (tree-ssa-uncprop.o): Add dependencies.
7395 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
7396 * tree-flow.h (remove_useless_stmts): Remove prototype.
7397 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
7398 remove_useless_stmts.
7399 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
7400 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
7401 * tree-pass.h (pass_uncprop): Declare.
7402 * tree-ssa-uncprop.c: New file.
7404 2005-04-12 James E. Wilson <wilson@specifixinc.com>
7407 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
7409 2005-04-12 Caroline Tice <ctice@apple.com>
7411 Temporary fix for partitioning problems.
7412 * passes.c (rest_of_handle_final): Remove code that
7413 frees unlikely_text_section_name,
7414 * varasm.c (assemble_start_function): Test for partitioning
7415 flag before writing out section labels.
7416 (assemble_end_function): Test for partitioning flag before
7417 writing out section labels.
7419 2005-04-12 Steven Bosscher <stevenb@suse.de>
7420 Stuart Hastings <stuart@apple.com>
7421 Jan Hubicka <jh@suse.cz>
7423 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
7424 references to gt-tree-cfg.h.
7425 * basic-block.h (struct basic_block_def): Don't skip rbi
7426 for garbage collection.
7427 (struct reorder_block_def): Make GTY-able.
7428 (struct control_flow_graph): New structure.
7429 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
7430 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
7431 but instead defines to the control_flow_graph for cfun.
7432 (label_to_block_map): New define, points to the label map of
7433 the control_flow_graph for cfun.
7434 (n_edges_for_function, n_basic_blocks_for_function,
7435 last_basic_block_for_function, basic_block_info_for_function,
7436 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
7437 basic_block_info_for_function, label_to_block_map_for_function):
7438 Counterparts for the above, taking a struct function as an extra
7440 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
7441 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
7442 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
7443 (alloc_rbi_pool, free_rbi_pool): Remove.
7444 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
7445 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
7447 (cfg_layout_finalize) ... and don't free it here.
7448 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
7450 * flow.c (free_basic_block_vars): Set label_to_block_map and
7451 n_edges to zero too.
7452 * function.h (struct function): Add cfg field.
7453 * function.c (allocate_struct_function): Allocate the cfg.
7454 * tree-cfg.c (label_to_block_map): Remove.
7455 (build_tree_cfg): Don't allocate the rbi pool here...
7456 (delete_tree_cfg_annotations): ...and don't free it here.
7457 Also don't nullify label_to_block_map for cfun.
7459 2005-04-12 Caroline Tice <ctice@apple.com>
7461 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7462 Revert my patch from April 9.
7463 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
7464 (reorder_basic_blocks): Revert my patch from April 9.
7465 (insert_section_boundary_note): Revert my patch from April 9.
7466 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
7467 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
7468 (COLD_END_LABEL): Revert my patch from April 9.
7469 (cold_text_section_label): Revert my patch from April 9.
7470 (cold_end_label): Revert my patch from April 9.
7471 (dwarf2out_switch_text_section): Revert my patch from April 9.
7472 (output_aranges): Revert my patch from April 9.
7473 (output_ranges): Revert my patch from April 9.
7474 (output_line_info): Revert my patch from April 9.
7475 (add_location_or_const_value_attribute): Revert my patch from April 9.
7476 (dwarf2out_var_location): Revert my patch from April 9.
7477 (dwarf2out_init): Revert my patch from April 9.
7478 (dwarf2out_finish): Revert my patch from April 9.
7479 * function.h (struct function): Revert my patch from April 9.
7480 * opts.c (decode_options): Revert my patch from April 9.
7481 * output.h (unlikely_section_label, hot_section_label,
7482 hot_section_end_label, cold_section_end_label,
7483 unlikely_text_section_name): Revert my patch from April 9.
7484 * passes.c (rest_of_handle_final): Revert my patch from April 9.
7485 * varasm.c (unlikely_section_label, hot_section_label,
7486 hot_section_end_label, cold_section_end_label,
7487 unlikely_text_section_name): Revert my patch from April 9.
7488 (initialize_cold_section_name): Revert my patch from April 9.
7489 (unlikely_text_section): Revert my patch from April 9.
7490 (in_unlikely_text_section): Revert my patch from April 9.
7491 (named_section): Revert my patch from April 9.
7492 (function_section): Revert my patch from April 9.
7493 (current_function_section): Revert my patch from April 9.
7494 (assemble_start_function): Revert my patch from April 9.
7495 (assemble_end_function): Revert my patch from April 9.
7496 (default_section_type_flags_1): Revert my patch from April 9.
7498 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7500 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
7501 * config/sparc/sparc.md (untyped_call): Save the registers manually.
7503 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
7505 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
7508 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
7509 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
7511 2004-04-12 Richard Henderson <rth@redhat.com>
7513 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
7514 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
7515 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
7516 (UNSPEC_*, UNSPECV_*): Renumber.
7518 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
7521 From Richard Henderson <rth@redhat.com>:
7522 * tree-mudflap.c (mf_build_check_statement_for): Correct block
7525 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
7527 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
7529 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7531 * config/bfin/bfin.c (bfin_library_id_string): Remove.
7532 (bfin_library_id): New variable.
7533 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
7534 instead of bfin_library_id_string.
7535 (bfin_handle_option): New function.
7536 (override_options): Remove most code to deal with shared library IDs,
7537 just check they aren't used without -mid-shared-library.
7538 (TARGET_HANDLE_OPTION): Define.
7539 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
7540 * config/bfin/bfin.opt (mshared-library-id=): New.
7542 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
7544 * tree-vect-transform.c: Fix comment typos.
7546 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
7548 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
7549 split critical edges when not possible/profitable.
7551 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7553 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
7554 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
7555 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
7556 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
7557 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
7558 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
7559 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
7560 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
7562 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
7563 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7564 * config/ns32k/ns32k.opt: New file.
7566 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7568 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
7569 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
7570 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
7571 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
7572 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
7573 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
7574 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
7575 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
7576 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
7577 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
7578 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
7579 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
7580 (MASK_COLDFIRE): Formatting fixes.
7581 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
7582 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
7583 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
7584 "_current_shared_library_a5_offset_".
7585 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7586 (MASK_ALL_CPU_BITS): New macro.
7587 (m68k_handle_option): New function.
7588 (override_options): Remove handling of m68k_library_id_string.
7589 * config/m68k/m68k.opt: New file.
7590 * config/m68k/ieee.opt: New file.
7592 2005-04-11 Mark Mitchell <mark@codesourcery.com>
7594 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7595 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
7596 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7597 (TARGET_CXX): Adjust accordingly.
7598 * target.h (struct gcc_target): Remove epxort_class_data. Add
7599 determine_class_data_visibility and class_data_always_comdat.
7600 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7601 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
7602 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7603 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
7604 (arm_cxx_determine_class_data_visibility): New.
7605 (arm_cxx_class_data_always_comdat): Likewise.
7606 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7607 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
7608 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7609 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
7610 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
7613 2005-04-11 Devang Patel <dpatel@apple.com>
7615 * tree-data-ref.c (build_classic_dist_vector,
7616 compute_subscript_distance): Make externally visible.
7617 * tree-data-ref.h (build_classic_dist_vector,
7618 compute_subscript_distance): Same.
7619 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7620 Check distance vector against vectorization factor.
7621 (vect_analyze_loop): Determine vectorizaion factor before
7622 analyzing data dependences.
7623 * tree-vectorizer.c (loops_num): Make it externally visible and
7625 * tree-vectorizer.c (vect_loops_num): ... new name.
7626 * tree-vectorizer.h (vect_loops_num): New.
7628 2005-04-11 Devang Patel <dpatel@apple.com>
7630 * tree-vect-analyze.c (vect_analyze_operations): Check
7631 vectorizable codition.
7632 * tree-vect-transform.c (vect_is_simple_cond): New function.
7633 (vectorizable_condition): New function.
7634 (vect_transform_stmt): Handle condition_vec_info_type.
7635 * tree-vectorizer.h (enum stmt_vec_info_type): Add
7636 condition_vec_info_type.
7637 (vectorizable_condition): New.
7639 2005-04-11 Geoffrey Keating <geoffk@apple.com>
7641 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
7642 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
7643 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
7645 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
7646 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
7648 * dwarf2out.c (output_line_info): Don't try to dereference
7649 a NULL current_function_decl.
7651 * config/t-slibgcc-darwin: Don't put shared libraries in
7652 directories other than $(slibdir).
7653 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
7656 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7658 PR tree-optimization/20933
7659 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
7660 logic to reject aliases between read-only and writable
7662 (may_alias_p): ... here.
7663 (get_tmt_for): Do not associate read-only tags to pointers
7664 whose pointed-to type is not read-only.
7665 * tree-ssa.c (verify_ssa): Check that memory stores have at
7666 least one V_MAY_DEF or V_MUST_DEF.
7668 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7671 * configure.ac (gcc_UNLOCKED_FUNCS): New.
7672 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
7673 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
7674 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
7676 (fwrite_unlocked): Fix prototype.
7678 * configure, config.in: Regenerate.
7680 2005-04-11 David Edelsohn <edelsohn@gnu.org>
7682 * tree-ssa-loop-im.c: Include real.h.
7683 (determine_invariantness_stmt): If real division divisor is
7684 invariant and flag_unsafe_math_optimizations enabled, generate
7685 invariant reciprocal for hoisting.
7686 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
7688 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7690 Fix PR tree-optimization/20926
7692 * tree-ssa-alias.c (add_type_alias): Handle subvars.
7694 2005-04-11 Devang Patel <dpatel@apple.com>
7696 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
7699 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7701 * fold-const.c (fold_binary_op_with_conditional_arg):
7702 use fold_buildN instead of "fold (buildN" in some
7704 (fold_unary): Likewise.
7705 (fold_binary): Likewise.
7707 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7709 Fix PR tree-optimization/20612
7710 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
7712 (perfect_nestify): preheaderbb is *not* part of loop of the
7715 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7717 * tree-ssa-alias.c (may_alias_p): If the variable
7718 is a global variable and the pointer is parameter
7719 and -fargument-noalias-global is used, then
7720 the pointer cannot alias the variable.
7722 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
7724 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
7725 * config/sparc/sparc.h: Likewise.
7726 * config/sparc/sparc.md: Likewise.
7728 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
7730 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
7732 * tree-vrp.c: Fix a comment typo.
7734 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7736 PR tree-optimization/20920
7737 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
7738 SSA_NAME flows through an abnormal edge.
7739 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7740 through abnormal edges.
7741 (maybe_add_assert_expr): Likewise.
7743 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
7745 * config/s390/s390.h (s390_tune_string, s390_arch_string)
7746 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
7747 (s390_stack_size_string, s390_stack_guard_string, target_flags)
7748 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7749 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
7750 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
7751 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
7752 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
7753 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
7754 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
7755 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7756 (TARGET_HANDLE_OPTION): Likewise.
7757 (s390_tune): Initialize to PROCESSOR_max.
7758 (s390_arch_string): Make static.
7759 (s390_tune_string, s390_warn_framesize_string): Delete.
7760 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
7761 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
7762 (s390_handle_arch_option, s390_handle_option): New functions.
7763 (override_options): Remove parsing of option strings.
7764 * config/s390/s390.opt: New file.
7766 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7768 * tree-complex.c (expand_vector_operations): Call
7769 update_stmt_if_modified.
7771 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7773 * tree-vect-analyze (vect_determine_vectorization_factor):
7774 Do not use GET_MODE_NUNITS.
7775 * tree-vect-transform.c (vect_get_vec_def_for_operand,
7776 (vectorizable_load, vect_transform_loop): Likewise.
7778 2005-04-11 Uros Bizjak <uros@kss-loka.si>
7780 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
7781 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
7782 * optabs.h (enum optab_index): Add new OTI_lceil.
7783 (lceil_optab): Define corresponding macro.
7784 * optabs.c (init_optabs): Initialize lceil_optab.
7785 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
7786 and lceildi2 patterns.
7787 * builtins.c (expand_builtin_int_roundingfn): Handle
7788 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
7789 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
7790 BUILT_IN_LLCEIL{,F,L}.
7791 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
7792 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
7793 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
7794 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
7795 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
7796 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
7797 into lceil built-in function and (long long int)ceil{,f,l} into
7798 llceil built-in function.
7799 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
7802 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7804 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
7807 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
7809 * config/arm/arm.c: Fix a comment typo.
7810 * doc/tree-ssa.texi: Fix a typo.
7812 2005-04-10 Steven Bosscher <stevenb@suse.de>
7814 * cselib.c (clear_table): Rename to cselib_clear_table.
7815 * cselib.h (cselib_clear_table): Add prototype.
7816 * gcse.c (gcse_main): Make 'f' argument unused.
7817 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7818 of each basic block instead.
7819 (compute_sets, compute_hash_table_work): Likewise.
7820 (constprop_register): Change int 'alter_jumps' argument to bool.
7821 (do_local_cprop): Likewise.
7822 (local_cprop_pass): Likewise. Also walk basic blocks instead of
7823 the insn chain. Explicitly clear the cselib tables after finishing
7824 one basic block. Make sure there are no unterminated libcall blocks.
7825 Update compute_sets call.
7826 (cprop): Walk basic blocks instead of the insn chain.
7827 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
7829 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
7830 one_cprop_pass calls.
7832 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7834 * combine.c (combine_simplify_rtx): Remove a transformation that
7835 relies on an invalid assumption about rtl sign-extension semantics.
7837 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7839 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
7840 to build_int_cst_wide.
7842 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
7845 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
7846 set the original address pseudo to the correct value before the
7847 original insn, if possible, and leave the insn alone, otherwise
7848 create a new pseudo, set it and replace it in the insn.
7849 * recog.c (validate_change_maybe_volatile): New.
7850 * recog.h (validate_change_maybe_volatile): Declare.
7852 2005-04-09 Caroline Tice <ctice@apple.com>
7854 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7855 Remove targetm.have_named_sections test.
7856 (fix_edges_for_rarely_executed_code): Likewise.
7857 (insert_section_boundary_note): Likewise.
7858 (reorder_basic_blocks): Check partitioning flag before calling
7859 verify_hot_cold_block_grouping.
7860 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7861 the function struct rather than global variables.
7862 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7863 (COLD_END_LABEL): Likewise
7864 (cold_text_section_label): New static global variable.
7865 (cold_end_label): Likewise.
7866 (dwarf2out_switch_text_section): Get hot/cold section labels from
7867 the function struct rather than global variables.
7868 (output_aranges): Use cold_text_section_label and cold_end_label;
7869 check partitioning flag before putting out delta.
7870 (output_ranges): Remove incorrect code attempting to use
7872 (output_line_info): Get cold section label from function struct.
7873 (add_location_or_const_value_attribute): Likewise.
7874 (get_subprogram_die): Get hot/cold section labels from function struct.
7875 (dwarf2out_var_location): Likewise.
7876 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7877 write out cold_text_section_label if partition flag is set.
7878 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7879 * function.h (struct function): Add new fields to point to hot/cold
7880 section labels: hot_section_label, cold_section_label,
7881 hot_section_end_label and cold_section_end_label; also add new field
7882 for cold text section name, unlikely_text_section_name.
7883 * opts.c (decode_options): Turn off partitioning flag if
7884 !targetm.have_named_sections.
7885 * output.h (hot_section_label): Remove.
7886 (hot_section_end_label): Remove.
7887 (cold_section_end_label): Remove.
7888 (unlikely_section_label): Remove.
7889 (unlikely_text_section_name): Remove.
7890 * passes.c (rest_of_handle_final): Remove code that frees
7891 unlikely_text_section_name.
7892 * varasm.c (unlikely_section_label): Remove.
7893 (hot_section_label): Remove.
7894 (hot_section_end_label): Remove.
7895 (cold_section_end_label): Remove.
7896 (unlikely_text_section_name): Remove.
7897 (initialize_cold_section_name): Modify to call
7898 targetm.strip_name_encoding; to store cold section name in current
7899 function struct, if it exists; and to only use the decl_section_name
7900 if flag_named_sections is true.
7901 (unlikely_text_section): Modify to get section name out of current
7902 function struct, if there is one; otherwise build it from
7903 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7904 (in_unlikely_text_section): Likewise.
7905 (named_section): Modify to get/put cold section name in current function
7906 struct, if there is one.
7907 (function_section): Change 'bool unlikely' to 'int reloc'; check
7908 targetm.have_named_sections before calling named_section.
7909 (current_function_section): Likewise.
7910 (assemble_start_function): Modify to get/put unlikely_text_section_name
7911 in current function struct; modify to get hot/cold section labels
7912 from function struct; initialize labels using
7913 ASM_GENERATE_INTERNAL_LABEL;
7914 test partitioning flag before writing out hot section label.
7915 (assemble_end_function): Test partitioning flag before writing out
7916 hot/cold section labels.
7917 (default_section_type_flags_1): Modify to use array instead of
7918 char* for unlikely_text_section_name; set flags correctly for
7919 cold text section if there is not a current function decl.
7921 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7923 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7924 and TI_VA_LIST_FPR_COUNTER_FIELD.
7925 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7926 * tree-pass.h (pass_stdarg): Add.
7927 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7928 * tree-stdarg.c: New file.
7929 * tree-stdarg.h: New file.
7930 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7931 (tree-stdarg.o): Add dependencies.
7932 * function.h (struct function): Add va_list_gpr_size and
7933 va_list_fpr_size fields.
7934 * function.c (allocate_struct_function): Initialize them.
7935 * target.h (struct gcc_target): Add stdarg_optimize_hook.
7936 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7937 (TARGET_INITIALIZER): Add it.
7939 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7940 va_list_{g,f}pr_counter_field.
7941 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7942 area will not be used. Only save registers that tree-stdarg.c
7943 detected they need saving.
7944 (ix86_va_start): Don't set up fields that won't be used.
7946 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7947 va_list_{g,f}pr_counter_field.
7948 (setup_incoming_varargs): Don't do anything if reg_save
7949 area will not be used. Only save registers that tree-stdarg.c
7950 detected they need saving.
7951 (rs6000_va_start): Don't set up fields that won't be used.
7953 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
7954 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
7955 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
7956 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7958 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7961 * config/i386/i386.c (construct_container): Pass empty aligned
7962 struct, union or class in memory.
7964 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
7966 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
7967 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
7968 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
7969 config/rs6000/predicates.md: Fix comment typos.
7971 * sched-int.h (haifa_insn_data): Remove blockage and units.
7972 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
7973 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
7974 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
7976 2005-04-09 Jan Hubicka <jh@suse.cz>
7977 Steven Bosscher <stevenb@suse.de>
7979 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
7980 * cfgloop.c (get_loop_exit_edges): Likewise.
7981 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
7983 * loop-unroll.c (analyze_insns_in_loop): Likewise.
7984 * tree-cfg.c (dump_cfg_status): Likewise.
7986 2005-04-09 David Edelsohn <edelsohn@gnu.org>
7988 * config/rs6000/predicates.md (altivec_register_operand): Remove
7989 redundant match_code test.
7990 (gpc_reg_operand): Same.
7991 (cc_reg_operand): Same.
7992 (cc_reg_not_cr0_operand): Same.
7994 2005-04-09 Jan Hubicka <jh@suse.cz>
7996 Forgotten hunk from my last merge patch:
7997 * final.c (output_addr_const): Do not call mark_referenced.
7999 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
8001 * doc/tree-ssa.texi: Add immediate use documentation.
8003 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
8005 * arm.c (FL_WBUF): Define.
8006 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
8007 (arm_is_6_or_7): Delete.
8008 (arm_tune_wbuf): New.
8009 (arm_override_options): Set arm_tune_wbuf.
8010 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
8011 (arm_is_6_or_7): Delete declaration.
8012 (arm_tune_wbuf): New declartion.
8013 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
8014 (model_wbuf): Derive from arm_tune_wbuf.
8015 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
8016 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
8017 (arm740t): Mark CPUs as having a write buffer.
8019 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8021 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
8022 of 'const_double_operand' in operand 2 constraints. Update enable
8025 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8027 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
8028 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
8029 * optabs.h (enum optab_index): Add new OTI_lfloor.
8030 (lfloor_optab): Define corresponding macro.
8031 * optabs.c (init_optabs): Initialize lfloor_optab.
8032 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
8033 and lfloordi2 patterns.
8034 * builtins.c (expand_builtin_int_roundingfn): New prototype.
8035 (expand_builtin_int_roundingfn): New function.
8036 (fold_builtin_int_roundingfn): New prototype.
8037 (fold_builtin_int_roundingfn): New function, renamed from
8038 fold_builtin_lround.
8039 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
8040 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
8041 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
8042 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
8043 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
8044 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
8045 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
8046 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
8047 into lfloor built-in function and (long long int)floor{,f,l} into
8048 llfloor built-in function.
8049 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
8052 2005-04-08 Ian Lance Taylor <ian@airs.com>
8054 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
8055 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
8056 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
8057 (DO_COND, DO_BODY): Likewise.
8058 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
8059 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
8060 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
8061 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
8062 (build_continue_stmt, build_break_stmt): Don't declare.
8063 (c_do_switch_warnings): Update declaration.
8064 * c-gimplify.c (enum bc_t): Remove.
8065 (struct c_gimplify_ctx, ctxp): Remove.
8066 (push_context, pop_context): Remove static functions.
8067 (c_genericize): Don't call push_context or pop_context.
8068 (begin_bc_block, finish_bc_block): Remove static functions.
8069 (build_bc_goto): Likewise.
8070 (gimplify_c_loop): Likewise.
8071 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
8072 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
8073 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
8074 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
8075 * c-common.c (c_do_switch_warnings): Rename from
8076 c_do_switch_warnings_1.
8077 (c_do_switch_warnings) [old version]: Remove.
8078 (c_do_switch_expr_warnings): Remove.
8079 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
8080 function instead of c_do_switch_expr_warnings.
8081 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
8082 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
8083 * c-pretty-print.c (pp_c_statement): Likewise.
8084 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
8086 2005-04-08 Devang Patel <dpatel@apple.com>
8088 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
8089 While selecting replacement condition pay attention to loop header.
8091 2005-04-08 Diego Novillo <dnovillo@redhat.com>
8093 Merge from tree-cleanup-branch: VRP, store CCP, store
8094 copy-prop, incremental SSA updating of FUD chains and
8095 newly exposed symbols.
8097 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
8098 (OBJS-common): Add tree-vrp.o.
8099 (tree-vrp.o): New rule.
8100 * basic-block.h (nearest_common_dominator_for_set): Declare.
8101 * common.opt (ftree-store-ccp): New flag.
8102 (ftree-copy-prop): New flag.
8103 (ftree-vrp): New flag.
8104 (ftree-store-copy-prop): New flag.
8105 * dominance.c (nearest_common_dominator_for_set): New.
8106 * domwalk.c (walk_dominator_tree): Only traverse
8107 statements in blocks marked in walk_data->interesting_blocks.
8108 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
8109 * fold-const.c (fold): Handle ASSERT_EXPR.
8110 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
8111 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
8112 flag_tree_vrp at -O2.
8113 * timevar.def (TV_TREE_VRP): Define.
8114 (TV_TREE_COPY_PROP): Define.
8115 (TV_TREE_STORE_COPY_PROP): Define.
8116 (TV_TREE_SSA_INCREMENTAL): Define.
8117 (TV_TREE_STORE_CCP): Define.
8118 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
8119 to kill_redundant_phi_nodes from comment.
8120 (verify_expr): Handle ASSERT_EXPR.
8121 * tree-dfa.c (mark_new_vars_to_rename): Remove second
8122 argument. Update all users.
8123 (mark_call_clobbered_vars_to_rename): Remove. Update all
8125 * tree-flow-inline.h (unmodifiable_var_p): New.
8126 * tree-flow.h (enum value_range_type): Declare.
8127 (struct value_range_def): Declare.
8128 (value_range): Declare.
8129 (remove_all_phi_nodes_for): Remove. Update all users.
8130 (find_phi_node_for): Declare.
8131 (add_type_alias): Declare.
8132 (count_uses_and_derefs): Declare.
8133 (kill_redundant_phi_nodes): Remove.
8134 (rewrite_into_ssa): Remove.
8135 (rewrite_def_def_chains): Remove.
8136 (update_ssa, register_new_name_mapping, create_new_def_for,
8137 need_ssa_update_p, name_registered_for_update_p,
8138 release_ssa_name_after_update_ssa, dump_repl_tbl,
8139 debug_repl_tbl, dump_names_replaced_by,
8140 debug_names_replaced_by, mark_sym_for_renaming,
8141 mark_set_for_renaming, get_current_def, set_current_def,
8142 get_value_range, dump_value_range, debug_value_range,
8143 dump_all_value_ranges, debug_all_value_ranges,
8144 expr_computes_nonzero, loop_depth_of_name,
8145 unmodifiable_var_p): Declare.
8146 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
8148 * tree-into-ssa.c (block_defs_stack): Update comment.
8149 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
8150 syms_to_rename, names_to_release, repl_tbl,
8151 need_to_initialize_update_ssa_p, need_to_update_vops_p,
8152 need_to_replace_names_p): New locals.
8153 (NAME_SETS_GROWTH_FACTOR): Define.
8154 (struct repl_map_d): Declare.
8155 (struct mark_def_sites_global_data): Add field
8157 (enum rewrite_mode): Declare.
8158 (REGISTER_DEFS_IN_THIS_STMT): Define.
8159 (compute_global_livein): Use last_basic_block instead of
8161 (set_def_block): Remove last argument. Update all callers.
8162 (prepare_use_operand_for_rename): Remove. Update all callers.
8163 (prepare_def_operand_for_rename): Remove. Update all callers.
8164 (symbol_marked_for_renaming): New.
8167 (repl_map_hash): New.
8169 (repl_map_free): New.
8170 (names_replaced_by): New.
8171 (add_to_repl_tbl): New.
8172 (add_new_name_mapping): New.
8173 (mark_def_sites): Assume that all the operands in the
8174 statement are in normal form.
8175 (find_idf): Assert that the block in the stack is valid.
8176 (get_default_def_for): New.
8177 (insert_phi_nodes_for): Add new argument 'update_p'.
8179 If update_p is true, add a new mapping between the LHS of
8180 each new PHI and the name that it replaces.
8181 (insert_phi_nodes_1): Only call find_idf if needed.
8182 (get_reaching_def): Call get_default_def_for.
8183 (rewrite_operand): Remove.
8184 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
8185 and REWRITE_THIS_STMT are false.
8186 Assume that all the operands in the statement are in
8188 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
8189 (rewrite_virtual_phi_arguments): Remove.
8190 (invalidate_name_tags): Remove.
8191 (register_new_update_single, register_new_update_set,
8192 rewrite_update_init_block, replace_use,
8193 rewrite_update_fini_block, rewrite_update_stmt,
8194 rewrite_update_phi_arguments): New.
8195 rewrite_blocks): Remove argument 'fix_virtual_phis'.
8196 Add arguments 'entry', 'what' and 'blocks'.
8197 Initialize the dominator walker according to 'what' and
8199 Start the dominator walk at 'entry'.
8200 (mark_def_site_blocks): Add argument 'interesting_blocks'.
8201 Use it to configure the dominator walker.
8202 (rewrite_into_ssa): Remove argument 'all'.
8204 (rewrite_all_into_ssa): Remove.
8205 (rewrite_def_def_chains): Remove.
8206 (mark_def_interesting, mark_use_interesting,
8207 prepare_phi_args_for_update, prepare_block_for_update,
8208 prepare_def_site_for, prepare_def_sites,
8209 dump_names_replaced_by, debug_names_replaced_by,
8210 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
8211 delete_update_ssa, create_new_def_for,
8212 register_new_name_mapping, mark_sym_for_renaming,
8213 mark_set_for_renaming, need_ssa_update_p,
8214 name_registered_for_update_p, ssa_names_to_replace,
8215 release_ssa_name_after_update_ssa,
8216 insert_updated_phi_nodes_for, update_ssa): New.
8217 * tree-loop-linear.c (linear_transform_loops): Call
8218 update_ssa instead of rewrite_into_ssa.
8219 * tree-optimize.c (vars_to_rename): Remove.
8221 (init_tree_optimization_passes): Replace
8222 pass_redundant_phi with pass_copy_prop.
8224 Replace pass_ccp with pass_store_ccp.
8225 Add pass_store_copy_prop after pass_store_ccp.
8226 (execute_todo): If the TODO_ flags don't include updating
8227 the SSA form, assert that it does not need to be updated.
8228 Call update_ssa instead of rewrite_into_ssa and
8229 rewrite_def_def_chains.
8230 If TODO_verify_loops is set, call verify_loop_closed_ssa.
8231 (tree_rest_of_compilation):
8232 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
8233 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
8234 TODO_cleanup_cfg): Renumber.
8235 (TODO_verify_loops, TODO_update_ssa,
8236 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8237 TODO_update_ssa_only_virtuals): Define.
8238 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
8240 * tree-phinodes.c (make_phi_node): Update documentation.
8241 (remove_all_phi_nodes_for): Remove.
8242 (find_phi_node_for): New.
8243 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
8244 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
8245 (interpret_rhs_modify_expr): Likewise.
8246 * tree-sra.c (decide_instantiations): Mark all symbols in
8247 SRA_CANDIDATES for renaming.
8248 (mark_all_v_defs_1): Rename from mark_all_v_defs.
8249 (mark_all_v_defs): New function. Update all users to call it
8250 with the whole list of scalarized statements, not just the
8252 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
8253 (compute_flow_insensitive_aliasing): If the tag is
8254 unmodifiable and the variable isn't or vice-versa, don't
8255 make them alias of each other.
8256 (setup_pointers_and_addressables): If the type tag for
8257 VAR is about to change, mark the old one for renaming.
8258 (add_type_alias): New.
8259 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
8260 (ccp_lattice_t): Rename from latticevalue.
8261 (value): Remove. Update all users.
8262 (const_val): New local variable.
8263 (do_store_ccp): New local variable.
8264 (dump_lattice_value): Handle UNINITIALIZED.
8265 (debug_lattice_value): New.
8266 (get_default_value): Re-write.
8267 (set_lattice_value): Re-write.
8268 (def_to_varying): Remove. Update all users.
8269 (likely_value): Return VARYING for statements that make
8270 stores when STORE_CCP is false.
8271 Return VARYING for any statement other than MODIFY_EXPR,
8272 COND_EXPR and SWITCH_EXPR.
8273 (ccp_initialize): Re-write.
8274 (replace_uses_in, replace_vuse_in, substitute_and_fold):
8275 Move to tree-ssa-propagate.c.
8276 (ccp_lattice_meet): Handle memory stores when
8277 DO_STORE_CCP is true.
8278 (ccp_visit_phi_node): Likewise.
8279 (ccp_fold): Likewise.
8280 (evaluate_stmt): Likewise.
8281 (visit_assignment): Likewise.
8282 (ccp_visit_stmt): Likewise.
8283 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
8287 (do_ssa_store_ccp): New.
8288 (gate_store_ccp): New.
8289 (pass_store_ccp): Declare.
8290 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
8291 (may_propagate_copy): Reformat.
8292 Don't abort if ORIG is a virtual and DEST isn't.
8293 If NEW does not have alias information but DEST does,
8295 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
8296 copy_prop_kind, which_copy_prop): Declare.
8297 (stmt_may_generate_copy, get_copy_of_val,
8298 get_last_copy_of, set_copy_of_val, dump_copy_of,
8299 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
8300 copy_prop_visit_stmt, copy_prop_visit_phi_node,
8301 init_copy_prop, fini_copy_prop, execute_copy_prop,
8302 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
8303 store_copy_prop): New.
8304 (pass_copy_prop, pass_store_copy_prop): Declare.
8305 * tree-ssa-dom.c (struct opt_stats_d): Add fields
8306 'num_const_prop' and 'num_copy_prop'.
8307 (cprop_operand): Update them.
8308 (dump_dominator_optimization_stats): Dump them.
8309 (tree_ssa_dominator_optimize): Call update_ssa instead of
8311 (loop_depth_of_name): Declare extern.
8312 (simplify_cond_and_lookup_avail_expr): Guard against NULL
8313 values for LOW or HIGH.
8314 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
8315 (record_equivalences_from_stmt): Call expr_computes_nonzero.
8316 (cprop_operand): Only propagate if VAL != OP.
8317 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
8318 statement for renaming.
8319 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
8320 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
8321 add_type_alias if necessary.
8322 Call mark_new_vars_to_rename.
8323 (tree_ssa_iv_optimize): If new symbols need to be renamed,
8324 mark every statement updated, call update_ssa and
8325 rewrite_into_loop_closed_ssa.
8326 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
8327 from LIVEIN if VAR is a virtual.
8328 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
8329 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
8330 (get_call_expr_operands): Reformat statement.
8331 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
8333 * tree-ssa-propagate.c (ssa_prop_init): Initialize
8334 SSA_NAME_VALUE for every name.
8335 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8336 get_value_loaded_by): New.
8337 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
8338 substitute_and_fold): Move from tree-ssa-ccp.c.
8339 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
8340 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8341 get_value_loaded_by, replace_uses_in, substitute_and_fold):
8343 * tree-ssa.c (verify_use): Fix error message.
8344 (propagate_into_addr, replace_immediate_uses, get_eq_name,
8345 check_phi_redundancy, kill_redundant_phi_nodes,
8346 pass_redundant_phi): Remove. Update all users.
8347 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8348 add_type_alias, if necessary.
8349 * tree-vectorizer.h (struct _stmt_vect_info): Update
8350 documentation for field 'memtag'.
8351 * tree-vrp.c: New file.
8352 * tree.def (ASSERT_EXPR): Define.
8353 * tree.h (ASSERT_EXPR_VAR): Define.
8354 (ASSERT_EXPR_COND): Define.
8355 (SSA_NAME_VALUE_RANGE): Define.
8356 (struct tree_ssa_name): Add field 'value_range'.
8357 (PHI_REWRITTEN): Remove.
8358 (struct tree_phi_node): Remove field 'rewritten'.
8359 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
8360 -ftree-store-copy-prop): Document.
8361 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
8362 Document usage of update_ssa.
8364 2005-04-08 David Edelsohn <edelsohn@gnu.org>
8367 * config/rs6000/predicates.md (altivec_register_operand): Accept
8369 (and64_operand): Do not limit CONST_INT to mask64_operand.
8370 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
8371 (and_operand): Do not limit CONST_INT to mask_operand.
8373 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
8375 PR rtl-optimization/20466
8376 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
8377 for overlap of the address of each list member.
8378 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
8380 2005-04-08 Mike Stump <mrs@apple.com>
8382 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
8384 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
8387 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8389 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
8391 * function.c (push_function_context_to): Don't set
8393 * function.h (function): Remove contains_functions.
8394 (current_function_contains_functions): Remove.
8396 * function.h (function): Remove instrument_entry_exit.
8397 (current_function_instrument_entry_exit): Remove.
8399 * function.h (nonlocal_labels): Remove.
8401 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
8403 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
8404 (check_attr_value, write_attr_get, write_expr_attr_cache,
8405 find_attr, make_internal_attr): Don't reference negative_ok or
8407 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
8408 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
8409 (ATTR_STATIC): Adjust the value.
8411 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
8413 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
8415 * config/s390/tpf.h (ASM_SPEC): Define.
8417 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8419 * tree-flow.h: Remove the prototype for
8420 redirect_immediate_uses.
8421 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
8423 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
8425 * arm.c (arm_const_double_by_parts): New function.
8426 * arm-protos.h (arm_const_double_by_parts): Add prototype.
8427 * arm.md (define_split for 64-bit constants): Add another one.
8429 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
8431 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
8433 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8435 * system.h: Revert last change.
8437 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
8439 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
8440 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
8441 (TARGET_SWITCHES): Delete.
8442 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8443 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
8444 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
8445 * config/xtensa/xtensa.opt: New file.
8447 2005-04-08 Ben Elliston <bje@au.ibm.com>
8449 * config/fp-bit.c: Include L_mul_tf in #endif comment.
8450 * config/fp-bit.h: Tidy comments.
8452 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8454 * system.h: Poison PARAMS.
8456 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
8458 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
8459 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
8460 (TARGET_SWITCHES): Delete.
8461 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8462 * config/vax/vax.opt: New file.
8464 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
8466 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
8468 2005-04-07 Ian Lance Taylor <ian@airs.com>
8470 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
8472 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
8473 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
8476 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
8478 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
8479 all immediate uses in PHI nodes.
8481 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
8483 * arm.c (arm_const_double_inline_cost): Handle any constant by
8484 using gen_lowpart and gen_highpart_mode.
8485 (note_invalid_constants): All constants in an RTX with a constraint
8486 that permits memory are now pushed to the constant pool.
8487 (output_move_double): Delete code to handle reg to reg and
8488 constant to reg moves.
8489 (const_double_needs_minipool, output_mov_immediate): Delete.
8490 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
8491 CONST_INT and CONST_VECTOR.
8492 * arm.md (ANY64): New mode macro.
8493 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
8494 (movdf_soft_insn): Split reg-reg and const-reg moves.
8495 (split patterns for 64-bit constant and register moves): New.
8496 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
8497 (cirrus_movdf_hard_insn): Likewise.
8498 * fpa.md (movdf_fpa): Likewise.
8499 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
8500 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
8502 (movv2si_internal_2): Likewise.
8503 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
8504 (movdf_vfp): Likewise.
8505 * arm-protos.h (output_mov_immediate): Delete prototype.
8507 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
8510 * simplify-rtx.c (simplify_unary_operation_1): Check
8511 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
8513 2005-04-06 James E Wilson <wilson@specifixinc.com>
8516 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
8519 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
8521 * coverage.h (GCOV_TYPE_NODE): Delete.
8522 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
8523 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
8524 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
8525 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
8526 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
8528 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
8531 * Makefile.in (gcc.pot): Remove options.c dependency.
8532 * optc-gen.awk: Don't quote help strings with N_().
8534 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
8536 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
8537 the function returns a pointer type.
8539 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
8541 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
8542 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
8543 * doc/invoke.texi: Documnet salias-max-implicit-fields.
8544 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
8545 explicit_uses members.
8546 (get_or_create_used_part_for): Initialize new fields.
8547 (fieldoff_compare): New function.
8548 (create_overlap_variables_for): Count number of fields, use
8549 heuristic to determine whether to create subvars for vars with
8551 Sort the field list by offset and avoid creating duplicate SFT's.
8553 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8555 * c.opt (-F): Remove trailing whitespace from help string.
8556 (-finput-charset): Use a tab to separate the switch name and help
8558 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
8559 (-ftree-vectorizer-verbose): Likewise.
8561 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8563 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
8564 a PHI argument where a use occurs instead of all PHI arguments.
8566 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
8568 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
8571 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8573 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
8574 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
8575 config/bfin/bfin.h: Fix comment typos.
8577 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
8579 * doc/install.texi: Update the URL for Jacks.
8580 * doc/sourcebuild.texi: Likewise.
8582 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8585 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
8586 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
8588 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8590 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
8592 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8594 * config/v850/v850-protos.h (override_options): Delete.
8595 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
8596 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
8597 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
8598 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
8599 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
8600 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
8601 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
8602 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
8603 (OVERRIDE_OPTIONS): Delete.
8604 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
8605 (small_memory_info): Remove the value field.
8606 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
8608 * config/v850/v850.c (small_memory): Remove the value field.
8609 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8610 (override_options): Delete.
8611 (v850_handle_memory_option, v850_handle_option): New functions.
8612 * config/v850/v850.opt: New file.
8614 2005-04-06 Geoffrey Keating <geoffk@apple.com>
8616 * config.host: Add a section for generic hosts, and a subsection
8617 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
8618 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
8619 * config/host-darwin.h: New.
8620 * config/x-darwin: New.
8621 * config/i386/host-i386-darwin.c: New.
8622 * config/i386/x-darwin: New.
8623 * config/rs6000/host-darwin.c: Include host-darwin.h.
8624 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
8625 (darwin_rs6000_gt_pch_use_address): Likewise.
8626 * config/rs6000/x-darwin: Change name of .o built, update
8627 dependencies for changes to rs6000/host-darwin.c.
8629 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8632 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
8634 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
8636 * tree-vect-analyze.c (vect_analyze_loop_form): Call
8637 split_loop_exit_edge instead of loop_split_edge_with.
8639 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
8641 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
8642 UNSPEC_SET_VSCR): New constants, used throughout.
8644 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
8646 (altivec_vspltis<VI_char>): ... this pattern, using
8647 a QImode const_int_operand for the immediate.
8648 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
8651 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8654 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
8656 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8658 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
8660 2005-04-06 Ben Elliston <bje@au.ibm.com>
8662 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
8663 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
8664 macros as living in "this file" and not gcc.h.
8666 2005-04-06 Ben Elliston <bje@au.ibm.com>
8668 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
8669 -ftree-live_range_split. Perhaps renamed at some point?
8671 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8674 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
8675 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
8677 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8679 * tree-flow.h (number_of_iterations_cond): Declaration removed.
8680 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
8681 (number_of_iterations_special): New function.
8682 (number_of_iterations_exit): Use number_of_iterations_special.
8683 Use simplify_using_outer_evolutions only at -O3.
8684 (number_of_iterations_cond, tree_simplify_using_condition,
8685 simplify_using_initial_conditions, loop_niter_by_eval,
8686 compare_trees, can_count_iv_in_wider_type_bound,
8687 simplify_using_outer_evolutions): Use fold_build.
8689 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
8691 * doc/install.texi (Configuration): Document --with-java-home.
8693 2005-04-05 Richard Henderson <rth@redhat.com>
8697 * config/i386/i386.c (print_operand): Handle vector zeros.
8698 (ix86_split_to_parts): Handle CONST_VECTOR.
8699 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
8700 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
8701 what modes to tie for MMX and SSE registers.
8702 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
8703 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
8704 to vector modes as well.
8705 * config/i386/predicates.md (const0_operand): Handle VOIDmode
8706 properly as an input mode.
8708 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8710 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
8712 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8714 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
8716 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8718 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
8719 and local functions, set sse_nregs to 8 and float_in_sse.
8720 (function_arg_advance, function_arg): If float_in_sse, pass
8721 SFmode and DFmode arguments in SSE registers.
8722 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
8724 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
8725 of -funit-at-a-time.
8727 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8729 * config/i386/i386-protos.h (ix86_function_value): Accept two
8730 arguments, like the target macro.
8731 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
8732 * config/i386/i386.c (ix86_function_value): Accept the second
8733 argument of the target macro.
8734 (ix86_function_ok_for_sibcall): Pass a function pointer to
8735 ix86_function_value.
8736 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
8737 call to ix86_value_regno).
8738 (ix86_value_regno): Add support for returning floating point values
8741 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8743 PR tree-optimization/20076
8744 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
8745 that call __builtin_return or __builtin_apply_args.
8747 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8749 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
8750 Use immediate use iterator.
8751 (stmt_is_bumper_for_loop): Use immediate use iterator.
8752 * predict.c (strip_builtin_expect): Use update_stmt.
8753 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8754 on all elements of a STATEMENT_LIST.
8755 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
8756 (bsi_remove): Remove imm_use links and mark the stmt as modified.
8757 (bsi_replace): Mark stmt as modified and the update it.
8758 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
8759 (expand_complex_libcal): Call update_stmt.
8760 (expand_complex_comparison): Call mark_stmt_modified.
8761 (expand_complex_operations_1): Call update_stmt_if_modified.
8762 (expand_vector_operations_1): Call mark_stmt_modified.
8763 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
8764 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
8765 add_immediate_use, redirect_immediate_use,
8766 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
8767 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
8768 (mark_new_vars_to_rename): Call update_stmt.
8769 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
8770 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
8772 (unmodify_stmt): Delete.
8773 (update_stmt): New. Force an update of a stmt.
8774 (update_stmt_if_modified): update a stmt if it is out of date.
8775 (get_stmt_operands): Verify stmt is NOT modified.
8776 (stmt_modified_p): Update comment.
8777 (delink_imm_use): Remove a use node from its immuse list.
8778 (link_imm_use_to_list): Link a use node to a specific list.
8779 (link_imm_use): Link a node to the correct list.
8780 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
8781 it in the correct list, if appropriate.
8782 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
8783 (relink_imm_use): Link a use node in place of another node in a list.
8784 (relink_imm_use_stmt): LInk a node in place of another node, and set
8786 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
8787 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
8788 (first_safe_imm_use): New. Initialize a safe immuse iterator.
8789 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
8790 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
8791 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
8792 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
8793 (has_zero_uses): New. Return true if there are no uses of a var.
8794 (has_single_use): New. Return true if there is only a single use of a
8796 (single_imm_use): New. Return the simgle immediate use.
8797 (num_imm_uses): New. Return the number of immediate uses.
8798 (get_v_must_def_ops): Use is now a pointer.
8799 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
8800 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
8802 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
8803 (delink_stmt_imm_use): Delink all immuses from a stmt.
8804 (phi_arg_index_from_use): New. Return a phi arg index for a use.
8805 * tree-flow.h (struct dataflow_d): Delete.
8806 (immediate_use_iterator_d): New. Immediate use iterator struct.
8807 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
8808 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
8809 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
8811 (struct stmt_ann_d): Remove dataflow_t from struct.
8812 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
8813 (if_convertible_phi_p): Use FAST immuse iterator.
8814 (if_convertible_loop_p): Don't call compute_immediate_uses.
8815 (replace_phi_with_cond_modify_expr): Call update_stmt.
8816 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
8817 update_stmt_if_modified.
8818 (rewrite_all_into_ssa): Initialize ssa operands.
8819 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
8820 compute_immediate_uses.
8821 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
8822 ssa_property is available.
8823 (execute_one_pass): Change parameters passed to execute_todo.
8824 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
8825 (remove_ssa_form): Call fini_ssa_operands.
8826 (insert_backedge_copies): Delete call to modify_stmt.
8827 * tree-phinodes.c (make_phi_node): Initialize use nodes.
8828 (release_phi_node): Delink any use nodes before releasing.
8829 (resize_phi_node): Relink any use nodes.
8830 (remove_phi_arg_num): Delink the use node.
8831 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
8832 (remove_all_phi_nodes_for): Release phi node first.
8833 * tree-pretty-print.c (dump_generic_node): Print stmt address.
8834 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
8835 (scalarize_use, scalarize_copy): Call update_stmt.
8836 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
8837 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
8838 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
8839 (ccp_initialize): Remove call to compute_immediate_uses.
8840 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
8841 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
8843 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
8844 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
8845 (eliminate_redundant_computations): Call mark_stmt_modified.
8846 (cprop_operand): Call mark_stmt_modified.
8847 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
8848 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
8849 (dse_optimize_stmt): Use new immuse interface.
8850 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
8851 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
8852 (substitute_single_use_vars): Use new immuse interface.
8853 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
8854 and compute_immediate_uses.
8855 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
8857 (rewrite_mem_refs): Call update_stmt.
8858 (determine_lsm): Remove call to compute_imm_uses and free_df.
8859 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
8860 (try_unroll_loop_completely): Call update_stmt.
8861 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
8862 (rewrite_use_compare): Call update_stmt.
8863 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
8864 (rewrite_use) : Call update_stmt.
8865 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
8866 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
8868 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
8869 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
8870 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
8872 (initialize_vuse_operand): New. Initialize a vuse operand.
8873 (initialize_v_may_def_operand): New. Initialize a maydef operand.
8874 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
8875 (finalize_ssa_defs): Use stmt parameter.
8876 (correct_use_link): Ensure a use node is in the correct list, and has
8877 the correct stmt pointer.
8878 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
8879 finalize_ssa_v_must_defs): Also initialize use nodes.
8880 (finalize_ssa_stmt_operands): Pass extra stmt operands.
8881 (build_ssa_operands): Seperate parsing from final operand construction.
8882 (parse_ssa_operands): New. Parse entry point for operand building.
8883 (swap_tree_operands): New. Swap 2 tree operands.
8884 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
8886 (get_expr_operands): Call swap_tree_operands when needed.
8887 (copy_virtual_operands): Use initialize routines for virtual use ops.
8888 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
8889 (verify_abort): New. Issue imm_use error.
8890 (verify_imm_links): New Verify imm_use links for a var.
8891 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
8892 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
8893 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
8894 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
8895 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
8896 (NULL_USE_OPERAND_P) Define.
8897 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
8899 (struct vuse_operand_type): New struct.
8900 (SET_USE): Call set_ssa_use_from_ptr.
8902 (PHI_ARG_INDEX_FROM_USE): Define.
8903 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
8904 argument via SET_USE, not PHI_ARG_DEF_TREE.
8905 * tree-ssa-pre.c (eliminate): Call update_stmt.
8906 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
8908 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
8909 (nearest_common_dominator_of_uses): Use imm_use iterator.
8910 (statement_sink_location): Use imm_use iterator and interface.
8911 (execute_sink_code): Don't call compute_immediate_uses or free-df.
8912 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
8913 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
8914 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
8915 (verify_ssa): Ensure no stmt is marked modify after optimization pass
8916 if new parameter is true.
8917 (init_tree_ssa): Don't initialize operand cache here.
8918 (delete_tree_ssa): Don't destroy operand cache here.
8919 (propagate_into_addr): Pass in a use pointer, return true if anything
8921 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
8922 (check_phi_redundancy): Use imm_use iterator.
8923 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
8925 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
8926 (release_ssa_name): Delink node and all elements in its imm_use list.
8927 * tree-tailcall.c (adjust_return_value): Call update_stmt.
8928 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
8929 * tree-vectorizer.c (need_imm_uses_for): Delete.
8930 (vectorize_loops): Dont call compute_immediate_uses or free_df.
8931 * tree.h (struct ssa_imm_use_d): Define.
8932 (SSA_NAME_IMM_USE_NODE): Define.
8933 (struct tree_ssa_name): Add imm_use node.
8935 (PHI_ARG_IMM_USE_NODE): Define.
8936 (struct phi_arg_d): Add imm_use node.
8937 (struct tree_phi_node): Remove struct dataflow_d element.
8938 (TDF_STMTADDR): Define.
8940 2005-04-05 Dale Johannesen <dalej@apple.com>
8942 * doc/invoke.texi (Optimization Options): Remove
8943 duplicate -fcse-follow-jumps. Add -fweb.
8944 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
8945 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
8947 2005-04-05 Per Bothner <per@bothner.com>
8949 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
8950 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
8951 (warn_uninit): Get EXPR_LOCUS from context now instead.
8952 This fixes a USE_MAPPED_LOCATION testsuite failure.
8954 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
8956 2005-04-05 Per Bothner <per@bothner.com>
8958 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
8959 of the artification 'return 0' in main() to BUILTINS_LOCATION.
8960 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
8963 2004-04-05 Devang Patel <dpatel@apple.com>
8965 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
8966 (lhsr<mode>3): ... new name.
8967 (altivec_vsra<VI_char>): Rename to ..
8968 (ashr<mode>3): ... new name.
8969 * config/rs6000/rs6000.c (builtin_description): Rename shift
8972 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
8974 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
8975 gen_lowpart_for_combine.
8976 * cse.c (gen_lowpart_if_possible): Move...
8977 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
8979 (gen_lowpart_no_emit_general): Use it.
8981 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8983 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
8986 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8988 * system.h: Fix typo.
8990 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
8992 * config/bfin/bfin-modes.def: New file.
8993 * config/bfin/bfin-protos.h: New file.
8994 * config/bfin/bfin.c: New file.
8995 * config/bfin/bfin.h: New file.
8996 * config/bfin/bfin.md: New file.
8997 * config/bfin/bfin.opt: New file.
8998 * config/bfin/crti.s: New file.
8999 * config/bfin/crtn.s: New file.
9000 * config/bfin/elf.h: New file.
9001 * config/bfin/lib1funcs.asm: New file.
9002 * config/bfin/predicates.md: New file.
9003 * config/bfin/t-bfin: New file.
9004 * config/bfin/t-bfin-elf: New file.
9005 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
9006 Document new attributes.
9007 (interrupt, interrupt_handler, saveall): Update documentation for
9009 * doc/install.texi (Specific): Add entry for the Blackfin.
9010 * doc/invoke.texi (Blackfin Options): New section.
9011 * doc/md.texi (Blackfin family): New section to document constraints.
9012 * config.gcc: Add bfin*-* and bfin*-elf configurations.
9014 2005-04-05 Olivier Hainque <hainque@adacore.com>
9016 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
9017 match what the system unwinder expects.
9018 * config/mips/mips.c (mips_frame_set): If we're saving the return
9019 address register and the dwarf return address column number differs
9020 from the hard register number, adjust the note reg to refer to the
9023 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
9025 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
9026 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
9027 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9028 (processor_type): New enum.
9029 (mn10300_processor): New variable.
9030 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
9031 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
9032 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9033 (PROCESSOR_DEFAULT): New macro.
9034 * config/mn10300/mn10300.c (mn10300_processor): New variable.
9035 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9036 (mn10300_handle_option, mn10300_override_options): New functions.
9037 * config/mn10300/mn10300.opt: New file.
9039 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9040 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
9042 PR tree-optimization/19903
9043 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
9044 that don't fit in their type after conversion.
9046 2005-04-05 Uros Bizjak <uros@kss-loka.si>
9049 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
9050 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
9051 Allocate local stack slots here. Set ix86_optimize_mode_switching.
9052 flag here. Implement using define_insn_and_split.
9053 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
9054 (frndintxf2_mask_pm_i387): New insn patterns.
9055 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
9056 Do not set ix86_optimize_mode_switching flag.
9057 (ceilsf2, ceildf2, ceilxf2): Same.
9058 (btruncsf2, btruncdf2, btruncxf2): Same.
9059 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
9061 2005-04-05 Ian Lance Taylor <ian@airs.com>
9064 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
9065 i386_pe_record_external_function.
9066 (i386_pe_record_external_function): Update declaration.
9067 * config/i386/winnt.c (struct extern_list): Add decl field.
9068 (i386_pe_record_external_function): Add decl parameter.
9069 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
9071 * config/i386/i386-protos.h (i386_pe_record_external_function):
9074 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
9076 * config/m68k/m68k-protos.h: Add a prototype for
9077 valid_dbcc_comparison_p_2.
9078 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
9079 extend_operator, const_uint32_operand, const_sint32_operand,
9080 general_src_operand, nonimmediate_src_operand,
9081 memory_src_operand, post_inc_operand, pre_dec_operand,
9082 pcrel_address): Move to predicates to predicates.md.
9083 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
9084 * config/m68k/m68k.md: Include predicates.md.
9085 * config/m68k/predicates.md: New.
9087 2005-04-04 Roger Sayle <roger@eyesopen.com>
9089 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
9091 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
9093 2005-04-04 Ian Lance Taylor <ian@airs.com>
9095 * c-typeck.c (struct c_switch): Rename switch_stmt field to
9097 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
9098 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
9099 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
9100 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
9101 * c-common.c (c_do_switch_warnings_1): New static function broken
9102 out of c_do_switch_warnings.
9103 (c_do_switch_warnings): Call c_do_switch_warnings_1.
9104 (c_do_switch_expr_warnings): New function.
9105 * c-common.h (c_do_switch_expr_warnings): Declare.
9107 2005-04-04 David Edelsohn <edelsohn@gnu.org>
9108 Daniel Jacobowitz <dan@codesourcery.com>
9110 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
9112 * rtlanal.c (may_trap_p): Same.
9114 2005-04-04 Dale Johannesen <dalej@apple.com>
9116 * ChangeLog: remove reference to ChangeLog.12.
9118 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
9120 CRIS epilogue as RTL.
9121 * config/cris/cris.md: Change all 0 in unspec 0 to
9123 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
9124 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
9126 ("return"): Change to define_expand. Call cris_expand_return for
9128 ("*return_expanded"): New pattern.
9129 ("epilogue"): New define_expand.
9130 * config/cris/cris.h (PREDICATE_CODES): Add
9131 cris_load_multiple_op.
9132 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
9134 (enum cris_retinsn_type): New.
9135 (struct machine_function): New member return_type.
9136 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
9137 (cris_target_asm_function_epilogue): Remove, moving RTLified
9139 (cris_expand_epilogue): New function.
9140 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
9141 (cris_gen_movem_load, cris_load_multiple_op)
9142 (cris_return_address_on_stack_for_return, cris_expand_return): New
9144 (cris_target_asm_function_prologue)
9145 (cris_initial_frame_pointer_offset): Call
9146 cris_reg_saved_in_regsave_area instead of complicated expression.
9147 Call cris_return_address_on_stack instead of an expression.
9148 (cris_print_operand) <case 'o', case 'O'>: New cases.
9149 (cris_return_address_on_stack): Change return-type to bool.
9150 (cris_simple_epilogue): Ditto. Return false if registers are
9152 * config/cris/cris-protos.h (cris_simple_epilogue)
9153 (cris_return_address_on_stack): Adjust prototype return type.
9154 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
9155 (cris_return_address_on_stack_for_return): New prototypes.
9157 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9159 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
9160 gpr_or_int12_operand.
9162 * config/frv/frv-protos.h: Add a prototype to
9163 frv_legitimate_memory_operand and frv_const_unspec_p.
9164 (frv_unspec): Move from frv.c.
9165 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
9166 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
9167 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
9168 gpr_or_fpr_operand, gpr_or_int12_operand,
9169 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
9170 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
9171 int6_operand, int5_operand, uint5_operand, uint4_operand,
9172 uint1_operand, int_2word_operand, uint16_operand,
9173 upper_int16_operand, integer_register_operand,
9174 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
9175 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
9176 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
9177 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
9178 move_destination_operand, movcc_fp_destination_operand,
9179 frv_function_symbol_referenced_p, move_source_operand,
9180 condexec_dest_operand, condexec_source_operand,
9181 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
9182 const_unspec_operand, gpr_or_memory_operand,
9183 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
9184 icc_operand, fcc_operand, cc_operand, icr_operand,
9185 fcr_operand, cr_operand, call_operand, sibcall_operand,
9186 symbolic_operand, relational_operator,
9187 integer_relational_operator, float_relational_operator,
9188 ccr_eqne_operator, minmax_operator,
9189 condexec_si_binary_operator, condexec_si_media_operator,
9190 condexec_si_divide_operator, condexec_si_unary_operator,
9191 condexec_sf_conv_operator, condexec_sf_add_operator,
9192 condexec_memory_operand, intop_compare_operator, acc_operand,
9193 even_acc_operand, quad_acc_operand, accg_operand: Move to
9195 * config/frv/frv.h (PREDICATE_CODES): Remove.
9196 * config/frv/frv.md: Include predicates.md.
9197 * config/frv/predicates.md: New.
9199 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9202 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
9203 * tree-ssa-loop-ivopts.c: Include langhooks.h.
9204 (add_standard_iv_candidates_for_size): New function, extracting code
9205 from add_standard_iv_candidates and parameterizing it by type size.
9206 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
9208 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9210 * system.h (GCOV_SIZE_TYPE): Unposion.
9211 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
9212 (GCOV_TYPE_SIZE): ...this new macro.
9213 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
9214 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
9215 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
9216 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
9217 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
9218 instead of unsigned_intSI_type_node.
9219 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
9220 (rtl_gen_one_value_profiler_no_edge_manipulation)
9221 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
9222 * value-prof.c: Include coverage.h.
9224 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
9225 Diego Novillo <dnovillo@redhat.com>
9227 Fix PR tree-optimization/20703
9228 Fix PR tree-optimization/20725
9230 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
9231 (create_expression_by_pieces): Ditto.
9232 (valid_in_set): Ditto. Also handle tcc_declaration.
9233 (find_or_generate_expression): Handle comparison class.
9234 (insert_into_preds_of_block): Ditto.
9235 (insert_aux): Ditto.
9236 (create_value_expr_from): Handle comparison class, recursively
9237 handle reference nodes.
9238 (compute_avail): Handle comparison classes, rewrite a little cleaner.
9239 (execute_pre): Fix spacing.
9240 (do_fre): Renamed to execute_fre.
9242 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9244 * doc/invoke.texi (SPARC options): Document that
9245 -mlittle-endian is not supported on Linux either.
9247 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9251 * config.gcc (Obsolete configurations): Remove
9252 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
9253 (sparclite-*-coff*): Delete.
9254 (sparclite-*-elf*): Likewise.
9255 (sparc86x-*-elf*): Likewise.
9256 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
9257 * config/sparc/lite.h: Delete.
9258 * config/sparc/litecoff.h: Likewise.
9259 * config/sparc/liteelf.h: Likewise.
9260 * config/sparc/sp86x-elf.h: Likewise.
9261 * config/sparc/t-sparclite: Likewise.
9262 * config/sparc/t-sp86x: Likewise.
9264 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
9266 * config/s390/s390-protos.h: (s390_comparison,
9267 s390_alc_comparison, s390_slb_comparison, const0_operand,
9268 consttable_operand, larl_operand, s_operand,
9269 shift_count_operand, bras_sym_operand, load_multiple_operation,
9270 store_multiple_operation, s390_plus_operand): Remove prototypes.
9271 (s390_legitimate_address_without_index_p): New prototype.
9272 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
9274 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
9275 const0_operand, consttable_operand, larl_operand, s_operand,
9276 shift_count_operand, bras_sym_operand, load_multiple_operation,
9277 store_multiple_operation, s390_plus_operand): Move to
9279 (check_mode): Remove.
9280 (s390_branch_condition_mask): Remove 'static'. Move prototype to
9282 (s390_legitimate_address_without_index_p): New.
9283 * config/s390/s390.h (PREDICATE_CODES): Remove.
9284 * config/s390/s390.md: Include predicates.md.
9285 * config/s390/predicates.md: New.
9287 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9290 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
9291 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
9292 (NEED_INDICATE_EXEC_STACK): Define to 1.
9293 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
9294 (NEED_INDICATE_EXEC_STACK): Define to 1.
9295 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
9296 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
9297 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
9298 (pic_helper_emitted_p): New global.
9299 (emit_pic_helper): New function extracted from...
9300 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
9301 Do not call emit_pic_helper if delay_pic_helper is true.
9302 (sparc_expand_prologue): Pass 'false' to load_pic_register.
9303 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
9304 (sparc_file_end): New function.
9306 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9308 * config/mcore/mcore-protos.h: Remove the prototypes for
9309 mcore_arith_reg_operand, mcore_general_movsrc_operand,
9310 mcore_general_movdst_operand, mcore_reload_operand,
9311 mcore_arith_J_operand, mcore_arith_K_operand,
9312 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
9313 mcore_arith_K_S_operand, mcore_arith_imm_operand,
9314 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9315 mcore_literal_K_operand, mcore_addsub_operand,
9316 mcore_compare_operand, mcore_load_multiple_operation,
9317 mcore_store_multiple_operation, mcore_call_address_operand.
9318 Add a prototype for const_ok_for_mcore.
9319 * config/mcore/mcore.c (mcore_call_address_operand,
9320 mcore_general_movsrc_operand, mcore_general_movdst_operand,
9321 mcore_arith_reg_operand, mcore_reload_operand,
9322 mcore_arith_J_operand, mcore_arith_K_operand,
9323 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
9324 mcore_arith_M_operand, mcore_arith_imm_operand,
9325 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9326 mcore_literal_K_operand, mcore_addsub_operand,
9327 mcore_compare_operand, mcore_load_multiple_operation,
9328 mcore_store_multiple_operation): Move to predicates.md.
9329 (const_ok_for_mcore): Export.
9330 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
9331 * config/mcore/mcore.md: Include predicates.md.
9332 * config/mcore/predicates.md: New.
9334 * config/mcore/predicates.md: Fix a comment typo.
9336 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
9337 Adrian Straetling <straetling@de.ibm.com>
9339 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
9340 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
9341 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
9343 ("imul"): Removed from "type" attribute.
9344 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
9345 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
9346 Changed type to imulsi.
9347 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
9349 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9351 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
9352 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
9353 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
9354 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
9355 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
9356 (TARGET_SWITCHES, mcore_stack_increment_string)
9357 (TARGET_OPTIONS): Delete.
9358 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
9359 than *_BIT constants.
9360 (TARGET_8ALIGN): #undef old definition before redefining to 1.
9361 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
9362 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
9363 (mcore_override_options): Delete mcore_stack_increment code.
9364 Change use of M340_BIT to MASK_M340.
9365 * config/mcore/mcore.opt: New file.
9367 2005-04-04 Ian Lance Taylor <ian@airs.com>
9369 * config/arm/arm.c (replace_symbols_in_block): Remove static
9372 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9374 * config/fr30/fr30-protos.h: Remove the prototypes for
9375 stack_add_operand, add_immediate_operand,
9376 high_register_operand, low_register_operand, call_operand,
9377 di_operand, and nonimmediate_di_operand.
9378 * config/fr30/fr30.c (stack_add_operand,
9379 add_immediate_operand, high_register_operand,
9380 low_register_operand, call_operand, di_operand,
9381 nonimmediate_di_operand): Move to predicates.md.
9382 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
9383 * config/fr30/fr30.md: Include predicates.md.
9384 * config/fr30/predicates.md: New.
9386 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
9387 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
9388 mcore_call_address_operand.
9390 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
9391 general_movsrc_operand.
9393 2005-04-04 Alan Modra <amodra@bigpond.net.au>
9395 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
9398 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
9401 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
9404 2005-04-04 Richard Henderson <rth@redhat.com>
9405 Jakub Jelinek <jakub@redhat.com>
9407 PR rtl-optimization/16104
9408 * fold-const.c (fold_unary): Fix folding of vector conversions.
9410 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9412 * config.gcc (xstormy16-*-elf): Set extra_options.
9413 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
9414 * config/stormy16/stormy16.opt: New file.
9416 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9418 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
9419 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
9420 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
9421 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
9422 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
9423 (TARGET_UNIX_ASM): Delete.
9424 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
9425 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
9426 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
9427 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9428 * config/pdp11/pdp11.opt: New file.
9430 2005-04-03 Roger Sayle <roger@eyesopen.com>
9431 Alexandre Oliva <aoliva@redhat.com>
9434 * fold-const.c (non_lvalue): Split tests into...
9435 (maybe_lvalue_p): New function.
9436 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
9437 C++ front-end prior to lowering into gimple form.
9439 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9441 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
9442 BUILT_IN_STRNCASECMP): New.
9443 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
9446 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
9449 * arm.md (addsi3_compare0_for_combiner): Delete.
9450 (addsi3_compare0_scratch_for_combiner): Delete.
9451 (cmpsi_neg_shiftsi): Delete.
9452 (compare_negsi_si): New pattern.
9453 (cmpsi_negshiftsi_si): New pattern.
9454 (negated_cbranchsi4): Restrict to equality_operator.
9456 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
9459 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9461 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
9464 * doc/install.texi: Fix a typo.
9466 2005-04-03 Steven Bosscher <stevenb@suse.de>
9469 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
9470 a computed goto if the edge to the computed goto block has
9471 incoming abnormal edges. Clarify how the function works.
9473 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
9475 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
9476 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
9477 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
9478 hash_scan_set, reg_set_between_after_reload_p,
9479 reg_used_between_after_reload_p, get_avail_load_store_reg,
9480 eliminate_partially_redundant_load): Likewise.
9481 * postreload.c (reload_cse_simplify_set,
9482 reload_combine_note_use): Likewise.
9483 * predict.c (predict_insn, expected_value_to_br_prob,
9484 propagate_freq, expensive_function_p): Likewise.
9485 * print-rtl.c (print_rtx): Likewise.
9486 * profile.c (instrument_edges, instrument_values,
9487 compute_branch_probabilities, branch_prob, union_groups,
9488 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
9489 * protoize.c (in_system_include_dir, file_could_be_converted,
9490 file_normally_convertible, gen_aux_info_file, seek_to_line,
9491 do_cleaning): Likewise.
9492 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
9493 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
9494 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
9496 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9498 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
9499 * modulo-sched.c (undo_replace_buff_elem): New structure.
9500 (kernel_number_of_cycles, ps_unschedule_node,
9501 undo_generate_reg_moves,free_undo_replace_buff,
9502 undo_permute_partial_schedule, loop_single_full_bb_p,
9503 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
9504 build_loops_structure, get_sched_window): New.
9505 (generate_reg_moves): Return undo_replace_buff_elem and other
9507 (generate_prolog_epilog): Remove old loop versioning.
9508 (sms_schedule): Use loop information and loop_version.
9509 (sms_schedule_by_order): Split part of it to get_sched_window.
9510 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
9511 cfg_layout_finalize and free_dominance_info before/after SMS.
9513 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9515 * cfghooks.c (lv_flush_pending_stmts,
9516 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
9517 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
9518 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
9519 lv_add_condition_to_bb,
9520 lv_adjust_loop_header_phi, extract_cond_bb_edges,
9521 flush_pending_stmts): New in cfg_hooks structure.
9522 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
9523 extract_cond_bb_edges, lv_adjust_loop_header_phi,
9524 lv_add_condition_to_bb): New declarations.
9525 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
9527 (loop_version): Declare.
9528 * cfgloopmanip.c (cfghooks.h): Include.
9529 (duplicate_loop_to_header_edge): Change return type to bool.
9530 (loop_version, lv_adjust_loop_entry_edge): Move here.
9531 * cfgrtl.c (cfgloop.h): Include.
9532 (rtl_verify_flow_info_1): Fix.
9533 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
9534 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
9536 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
9537 tree_lv_add_condition_to_bb): New.
9538 (tree_cfg_hooks): Add new hooks to initialization.
9539 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
9540 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
9542 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9544 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
9545 xstormy16_below100_or_register,
9546 xstormy16_splittable_below100_or_register, and
9547 nonimmediate_nonstack_operand.
9549 * config/stormy16/stormy16-protos.h: Remove the prototypes for
9550 xstormy16_ineqsi_operator, equality_operator,
9551 inequality_operator, shift_operator,
9552 xstormy16_below100_operand, xstormy16_below100_or_register,
9553 xstormy16_splittable_below100_or_register,
9554 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
9555 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
9556 equality_operator, inequality_operator,
9557 xstormy16_below100_operand, xstormy16_below100_or_register,
9558 xstormy16_splittable_below100_or_register,
9559 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
9560 nonimmediate_nonstack_operand, shift_operator): Move to
9562 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
9563 * config/stormy16/stormy16.md: Include predicates.md.
9564 * config/stormy16/predicates.md: New.
9566 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9568 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
9569 small_int, large_int, reg_or_0_operand, simple_memory_operand,
9570 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
9571 move_operand, power_of_2_operand): Move to predicates.md.
9572 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
9573 PREDICATE_CODE): Remove.
9574 * config/iq2000/iq2000.md: Include predicates.md.
9575 * config/iq2000/predicates.md: New.
9577 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
9579 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
9580 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
9581 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
9582 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
9583 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
9584 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
9585 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
9586 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9587 (TARGET_M68HC11): Delete.
9588 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
9589 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
9590 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
9591 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9592 (nb_soft_regs): Delete.
9593 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
9594 (m68hc11_override_options): Remove the code that caters for MASK_M6811
9595 and MASK_M6812 being set simultaneously. Change the code that sets
9596 the default m68hc11_soft_reg_count to use integers instead of strings.
9597 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
9598 m68hc11_soft_reg_count (which now has an int type) as the number
9600 * config/m68hc11/m68hc11.opt: New file.
9602 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9604 * config/fr30/fr30.h (PREDICATE_CODES): Remove
9605 fp_displacement_operand, sp_displacement_operand.
9607 * config/m68hc11/m68hc11-protos.h: Add a prototype for
9609 Remove the prototypes for tst_operand, cmp_operand,
9610 stack_register_operand, d_register_operand,
9611 hard_addr_reg_operand, splitable_operand,
9612 m68hc11_logical_operator, m68hc11_arith_operator,
9613 m68hc11_non_shift_operator, m68hc11_shift_operator,
9614 m68hc11_unary_operator, m68hc11_eq_compare_operator,
9615 non_push_operand, hard_reg_operand, and
9616 reg_or_some_mem_operand.
9617 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
9619 (tst_operand, cmp_operand, non_push_operand,
9620 splitable_operand, reg_or_some_mem_operand,
9621 stack_register_operand, d_register_operand,
9622 hard_addr_reg_operand, hard_reg_operand,
9623 m68hc11_eq_compare_operator, m68hc11_logical_operator,
9624 m68hc11_arith_operator, m68hc11_non_shift_operator,
9625 m68hc11_shift_operator, m68hc11_unary_operator): Move to
9627 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
9628 * config/m68hc11/m68hc11.md: Include predicates.md.
9629 * config/m68hc11/predicates.md: New.
9631 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9634 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
9635 change checked in along with 2005-03-03's patch for debug/20253.
9636 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
9637 (remap_decl): Insert type decl in map earlier.
9639 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9641 PR tree-optimization/20640
9642 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
9643 post-dominator if it has phi nodes.
9644 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
9645 before dead statements.
9647 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9650 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
9652 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9654 PR rtl-optimization/20290
9655 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
9656 in every iteration if the entry point is the exit test.
9658 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
9660 * config/cris/cris.md (attribute "length"): Define.
9662 2005-04-02 Geoffrey Keating <geoffk@apple.com>
9664 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
9665 (word_offset_memref_operand): New.
9666 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
9667 (indexed_or_indirect_operand): Delete.
9668 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
9669 (indexed_or_indirect_operand): Delete.
9671 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
9674 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
9677 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
9678 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
9680 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9682 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
9684 2005-04-01 Ian Lance Taylor <ian@airs.com>
9686 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
9687 (rus, prus): Remove static variables.
9688 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
9689 (process_command): Permit report_times and use_pipes together.
9691 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9693 * c-decl.c (validate_proto_after_old_defn): Look at
9694 TYPE_MAIN_VARIANT of argument types.
9696 2005-04-01 Paul Brook <paul@codesourcery.com>
9698 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
9699 (arm_output_function_epilogue): Allow call_via_SP.
9700 (thumb_call_via_reg, arm_file_end): Ditto.
9701 * config/arm/arm.h (struct machine_function): Include space for SP.
9702 (thumb_call_via_label): Update declaration.
9704 2005-04-01 Ian Lance Taylor <ian@airs.com>
9706 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
9707 doing a peephole optimization, once again put any notes in the
9710 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9712 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
9714 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9716 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
9717 (block_alloc, find_free_reg): Likewise.
9718 * loop-doloop.c (doloop_modify): Likewise.
9719 * loop-invariant.c (record_use): Likewise.
9720 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
9721 get_iv_value, canon_condition, eliminate_implied_condition,
9722 eliminate_implied_condition, simplify_using_initial_values,
9723 shorten_into_mode, canonicalize_iv_subregs,
9724 iv_number_of_iterations): Likewise.
9725 * loop-unroll.c (expand_var_during_unrolling): Likewise.
9726 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
9727 unswitch_loop): Likewise.
9728 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
9729 move_movables, replace_call_address, find_and_verify_loops,
9730 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
9731 record_giv, final_giv_value, general_induction_var,
9732 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
9733 loop_giv_dump): Likewise.
9735 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
9736 GCOV_CHECK_WRITING): Remove.
9737 (gcov_position, gcov_rewrite): Use gcc_assert.
9738 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
9739 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
9740 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
9743 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9745 * tree-inline.c: Fix a typo.
9747 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9749 * configure.ac (enable-checking): Explicitly set all variables for
9750 collective switch values. Alphabetize variables. Rename
9751 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
9753 * doc/install.texi (enable-checking): Update documentation.
9754 * configure: Rebuilt.
9756 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9758 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
9761 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9763 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
9764 Also reject cases where this pattern will cause load delay stalls
9765 unless optimizing for size and it will produce a shorter sequence.
9766 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
9767 variants to avoid pre-adjusting the base when possible.
9769 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9771 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
9772 the frame and argument pointers.
9773 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
9774 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
9775 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
9776 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
9777 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
9778 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
9780 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
9782 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
9783 with entry for selectany attribute.
9784 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
9786 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
9787 (i386_pe_asm_named_section): Handle sections generated by
9788 selectany attribute.
9789 * doc/extend.texi (selectany): Document attribute.
9791 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
9792 Jan Hubicka <jh@suse.cz>
9794 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
9795 to fix addresses involving EBP and ESP.
9796 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
9797 for SUBREGed registers.
9798 (legitimate_address_p): Accept SUBREGed registers.
9800 2005-04-01 Jakub Jelinek <jakub@redhat.com>
9803 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
9804 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
9807 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9809 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
9811 2005-04-01 James E Wilson <wilson@specifixinc.com>
9814 * dwarf2out.c (rtl_for_decl_init): New function.
9815 (rtl_for_decl_location): Extracted from here.
9816 (tree_add_const_value_attribute): Call rtl_for_decl_init and
9817 add_const_value_attribute. Delete initializer_constant_valid_p call.
9819 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9821 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
9822 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
9823 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
9824 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
9825 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
9826 config/i386/i386.md, config/rs6000/predicates.md,
9827 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
9828 config/s390/s390.c, config/stormy16/stormy16.c,
9829 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
9832 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9835 * gimplify.c (gimplify_expr): Create a temporary for lvalue
9836 COND_EXPR and CALL_EXPR.
9838 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
9841 * genautomata.c (first_cycle_unit_presence): Check all alternative
9842 states for unit presence.
9844 * doc/md.texi: Remove remark about impossibility to query unit
9845 presence in non nondeterministic automaton state.
9847 * config/ia64/ia64.c (get_template): Change order of unit querying.
9849 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9851 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
9854 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
9856 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
9857 flag for edges outside any loops.
9859 2005-03-31 Janis Johnson <janis187@us.ibm.com>
9861 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
9863 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9865 * tree-ssa-alias.c: Follow spelling conventions.
9866 * doc/tree-ssa.texi: Fix a typo.
9868 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
9870 * postreload-gcse.c: Include target.h.
9871 (gcse_after_reload_main): Return early if we cannot modify jumps.
9872 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
9874 2005-03-31 David Edelsohn <edelsohn@gnu.org>
9876 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
9877 expensive operations.
9879 2005-03-31 Ian Lance Taylor <ian@airs.com>
9881 * collect2.c (lderrout): New variable.
9882 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
9883 if it is set, to stderr.
9884 (handler): Unlink lderrout if it is set.
9885 (dump_file): Add "to" parameter. Change all callers.
9886 (main): Initialize lderrout.
9887 (collect_execute): Add errname parameter. Change all callers.
9888 Rename redir parameter to outname. Never pass
9889 PEX_STDERR_TO_STDOUT to pex_run.
9890 * collect2.h (collect_execute, dump_file): Update declarations.
9891 * tlink.c (tlink_execute): Add errname parameter. Change all
9893 (do_tlink): Check lderrout as well as ldout.
9895 2005-03-31 Caroline Tice <ctice@apple.com>
9897 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
9898 (bb-reorder.o): Add errors.h to list of requirements.
9899 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
9900 profiledbootstrap flags.
9901 * bb-reorder.c (errors.h): Add new include.
9902 (struct bbro_basic_block_data_def): Add new field, in_trace.
9903 (add_unlikely_executed_notes): Remove function.
9904 (mark_bb_for_unlikely_executed_section): Remove function.
9905 (insert_section_boundary_note): New function.
9906 (verify_hot_cold_block_grouping): New function.
9907 (push_to_next_round_p): Remove variables and tests that push all
9908 cold blocks to last round.
9909 (find_traces): Remove code that added extra round of trace finding
9910 when doing partitioning.
9911 (find_traces_1_round) : Remove variable last_round; add code to
9912 update new struct field, in_trace; correct trace_length where it was
9913 incorrect before (after call to copy_bb); change code that pushed all
9914 cold blocks to last round. Instead verify that all blocks going into
9915 a trace belong in the same partition.
9916 (connect_traces): Modify to connect the traces in two passes, if the
9917 function contains both hot and cold blocks. The first pass connects
9918 all the traces for blocks in the partition that the first block in
9919 the function belongs to; the second pass connnects all the traces
9920 containing blocks that belong in the other partition.
9921 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9922 code that automatically put the first block in a function into the
9923 hot partition if the function had any hot blocks.
9924 (fix_crossing_unconditional_branches): Check number of succ edges
9925 before attempting to get one.
9926 (fix_edges_for_rarely_executed_code): Update comment describing
9928 (reorder_basic_blocks): Add code to initialize new field (in_trace);
9929 remove call to add_unlikely_executed_notes; add call to
9930 verify_hot_cold_block_grouping.
9931 (duplicate_computed_gotos): Don't change computed goto if it's a
9933 (partition_hot_cold_basic_blocks): Update function comment.
9934 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
9936 (try_forward_edges): Likewise.
9937 (merge_blocks_move_predecessor_nojumps): Likewise.
9938 (merge_blocks_move_successor_nojumps): Likewise.
9939 (merge_blocks_move): Likewise.
9940 (try_crossjump_bb): Likewise.
9941 * cfglayout.c (update_unlikely_executed_notes): Remove function.
9942 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
9943 notes to cold bb's; remove call to update_unlikely_executed_notes.
9944 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9945 NOTE_INSN_SWITCH_TEXT_SECTIONS.
9946 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
9947 function declaration.
9948 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
9950 (rtl_can_merge_blocks): Remove redundancy from condition.
9951 (try_redirect_by_replacing_jump): Likewise.
9952 (force_nonfallthru_and_redirect): Remove code for adding
9953 UNLIKELY_EXECUTED_CODE notes to cold bb's.
9954 (commit_one_edge_insertion): Likewise.
9955 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
9956 * dbxout.c (FORCE_TEXT): Replace function_section with
9957 current_function_section.
9958 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
9959 function, switch_text_section.
9960 (struct xcoff_debug): Likewise.
9961 (dbxout_function_end): Add code to put out label diffs for both
9962 hot and cold sections.
9963 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
9964 for new debug_hooks funciton, switch_text_section..
9965 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
9966 switch_text_section.
9967 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
9968 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
9969 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
9970 dw_fde_switched_sections.
9971 (output_call_frame_info): Add test to see if function switches text
9972 sections in the middle; if so, use appropriate extra hot and cold
9973 section labels to compute size deltas for the hot and cold sections.
9974 (dwarf2out_begin_prologue): Add code to initialize new fields in
9976 (dwarf2out_switch_text_section): New function (invoked through
9977 debug_hook); updates new fields in dw_fde_struct appropriately and
9978 increments separate_line_info_table_in_use.
9979 (dwarf2_debug_hooks): Initialize switch_text_section function to be
9980 dwarf2out_switch_text_section.
9981 (struct var_loc_node): Add new field, section_label.
9982 (output_aranges): Add code to check whether in hot or cold section and
9983 use the appropriate label in calculating deltas.
9984 (output_ranges): Likewise.
9985 (output_line_info): Add code to check which section we're in and
9986 use appropriate hot/cold label.
9987 (add_location_or_constant_value_attribute): Likewise.
9988 (gen_subprogam_die): Modify arange attributes to use correct labels.
9989 (dwarf2out_begin_block): Change call to function_section into call to
9990 current_function_section.
9991 (dwarf2out_end_block): Likewise.
9992 (dwarf2out_source_line): Likewise.
9993 (dwarf2out_var_location): Add code to check whether in hot or cold
9994 section and use the appropriate label.
9995 * except.c (output_function_exception_table): Change call to
9996 function_section into call to current_function_section.
9997 * final.c (profile_function): Likewise.
9998 (scan_ahead_for_unlikely_executed_note): Remove function.
9999 (final_scan_insn): Remove calls to
10000 scan_ahead_for_unlikely_executed_note, and related code for switching
10001 to cold section, except for the single time
10002 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
10003 debug_hooks->switch_text_sections; replace appropriate calls to
10004 function_section with calls to current_function_section.
10005 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
10006 test_bb to condition.
10007 (find_if_case_2): Likewise.
10008 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10009 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
10010 * opts.c (decode_options): Change warning about hot/cold partitioning
10011 with exceptionss to inform (so as not to cause bootstrap failures);
10012 remove warning about partitioning with DWARF debug info.
10013 * output.h (current_function_section): Add new function decl.
10014 (insert_section_boundary_note): Likewise.
10015 (enum in_section): Move this declaration here from varasm.c.
10016 (unlikely_section_label): Likewise.
10017 (unlikely_text_section_name): Likewise.
10018 (last_text_section_name): New global variable.
10019 (last_text_section): Likewise.
10020 (hot_section_label): Likewise.
10021 (hot_section_end_label): Likewise.
10022 (cold_section_end_label): Likewise.
10023 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
10024 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
10025 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
10026 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
10027 insn from consideration.
10028 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
10029 switch_text_section.
10030 * varasm.c (basic-block.h): Add new include.
10031 (unlikely_section_label_printed): Remove global variable.
10032 (unlikely_section_label): Make global variable not be static any more.
10033 (unlikely_text_section_name): Likewise.
10034 (hot_section_end_label): New global variable (not static)
10035 (first_function_block_is_cold): Likewise.
10036 (hot_section_label): Likewise.
10037 (cold_section_end_label): Likewise..
10038 (last_text_section): New global variable, not static.
10039 (last_text_section_name): New global variable, not static.
10040 (initialize_cold_section_name): New function.
10041 (enum in_section): Move declaration to output.h.
10042 (text_section): Update last_text_section.
10043 (unlikely_text_section): Replace code to determine cold section name
10044 with call to initialize_cold_section_name; Add code to update
10045 last_text_section; remove code for printing out label.
10046 (named_section_real): Add code to update last_text_section and
10047 last_text_section_name as appropriate.
10048 (function_section): Change test for 'unlikely' to depend on
10049 first_function_block_is_cold (moved old test to
10050 current_function_section).
10051 (current_function_section): New function.
10052 (assemble_start_function): Move code that frees
10053 unlikely_text_section_name; initialize hot_section_end_label;
10054 print hot and cold section labels at the start of the function;
10055 set first_function_block_is_cold, if appropriate; initialize l
10056 ast_text_section; add call to insert_section_boundary_note.
10057 (assemble_end_function): Add code to write out hot and cold section
10059 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
10060 switch_text_section.
10061 * config/darwin.c (machopic_select_section): Replace incorrect
10062 function in base_funs; update reloc for cold sections if necessary.
10063 * config/darwin.h (SECTION_FUNCTION): Add code to update
10064 last_text_section if appropriate.
10065 (text_unlikely_section): Remove.
10066 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
10067 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
10068 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
10069 partitioning for this architecture.
10071 2005-03-31 Olivier Hainque <hainque@adacore.com>
10073 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
10074 defined and non-zero.
10076 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
10079 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
10082 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10085 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
10086 label operand. Remove (use (unspec..)). Don't emit a label on
10088 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
10089 generate inline label for load_toc_v4_PIC_1b.
10090 (rs6000_emit_load_toc_table): Likewise.
10092 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10094 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
10095 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
10097 2005-03-29 Devang Patel <dpatel@apple.com>
10099 * tree-sra.c (decide_block_copy): Disable scalarization of
10102 2005-03-30 Stuart Hastings <stuart@apple.com>
10103 Dale Johannesen <dalej@apple.com>
10105 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
10106 * print-tree.c (print_node): Add case STATEMENT_LIST.
10108 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10110 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
10111 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
10112 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
10113 is given with "powerpc64*" or "all", or when --with-cpu chooses
10116 2005-03-30 James E. Wilson <wilson@specifixinc.com>
10119 * dwarf2out.c (add_high_low_attributes): New function, extracted from
10120 gen_lexical_block_die.
10121 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
10123 2005-03-31 Jan Hubicka <jh@suse.cz>
10125 2004-11-02 Jan Hubicka <jh@suse.cz>
10127 * cgraph.c (cgraph_varpool_node_name): New function.
10128 (dump_cgraph_varpool_node): New function.
10129 (dump_varpool): New function.
10130 * cgraphunit.c (cgraph_optimize): Dump varpool.
10132 2004-10-16 Jan Hubicka <jh@suse.cz>
10134 * cgraph.c (decide_is_variable_needed): New function.
10135 (cgraph_varpool_finalize_decl): Use it.
10136 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
10138 * final.c (output_addr_const): Do not call mark_referenced.
10139 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
10140 always go via cgraph.
10141 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
10142 (check_global_declarations): Ifdef out code clearing DECL_RTL.
10143 * tree-optimize.c (execute_inline): Mark functions called.
10144 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
10146 2004-10-11 Jan Hubicka <jh@suse.cz>
10148 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
10149 (cgraph_varpool_last_needed_node): New static variable.
10150 (enqueue_needed_varpool_node): Break out from ...; add items to the
10151 end of queue; update first pointers.
10152 (cgraph_varpool_mark_needed_node): ... here.
10153 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
10154 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
10155 * cgraph.h (cgraph_varpool_node): Add analyzed field.
10156 (cgraph_varpool_first_unanalyzed_node): Declare.
10157 * cgraphunit.c: Include output.h.
10158 (cgraph_varpool_analyze_pending_decls): New function.
10159 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
10160 for errors, analyze pending decls.
10161 (cgraph_finalize_compilation_unit): Only analyze decls.
10162 (cgraph_optimize): Assemble the decls after expanding.
10164 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
10166 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
10167 subvars get marked properly in tags for grouping.
10168 (add_pointed_to_var): Mark only actual pointed to
10169 variables/subvars in addresses needed.
10170 (create_overlap_variables_for): Clear call clobbered on original
10172 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
10173 addresable vars with subvars into list.
10174 * tree-ssa.c (verify_ssa_name): Verify original is not used where
10177 2005-03-30 Richard Henderson <rth@redhat.com>
10179 * cgraph.h (struct cgraph_node): Add alias.
10180 * varasm.c (assemble_alias): Set it.
10181 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
10182 avoid calling cgraph_expand_function.
10184 2005-03-30 Tom Tromey <tromey@redhat.com>
10186 * tree.def (FILE_TYPE): Removed.
10187 * typeclass.h (enum type_class): Removed file_type_class.
10188 * dwarf2out.c (is_base_type): Updated.
10189 (gen_type_die): Likewise.
10190 * dbxout.c (dbxout_type): Updated.
10191 * builtins.c (type_to_class): Updated.
10192 * tree.c (type_contains_placeholder_1): Updated.
10193 * config/sparc/sparc.c (sparc_type_code): Updated.
10194 * config/ia64/ia64.c (hfa_element_mode): Updated.
10195 * expr.c (count_type_elements): Updated.
10196 * stor-layout.c (layout_type): Updated.
10197 * tree-inline.c (remap_type): Updated.
10198 * tree-pretty-print.c (dump_generic_node): Updated.
10200 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
10202 * builtins.c (expand_builtin_powi): Fix mode of
10203 2nd argument to match int.
10204 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
10205 2nd argument type to int.
10206 * libgcc2.c: Change prototype of __powi* functions to use
10209 2005-03-30 Dale Johannesen <dalej@apple.com>
10211 PR middle-end/19225
10212 * calls.c (expand_call): Flush pending deferrals before
10215 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10219 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
10220 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
10221 c_label_context, label_context_stack): New.
10222 * c-decl.c (define_label): Check for jumps into statement
10223 expressions. Add label to list of defined labels.
10224 (start_function): Push context on label_context_stack.
10225 (finish_function): Pop context from label_context_stack.
10226 * c-typeck.c (label_context_stack): New.
10227 (c_finish_goto_label): Check for jumps into statement
10228 expressions. Add label to list of jumped to labels.
10229 (struct c_switch): Add blocked_stmt_expr.
10230 (c_start_case): Initialize it.
10231 (do_case): Check it.
10232 (c_finish_case): Verify !blocked_stmt_expr.
10233 (c_begin_stmt_expr): Push context on label_context_stack.
10234 Increment blocked_stmt_expr. Mark labels jumped to from outside
10236 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
10237 defined in the statement expression and no longer jumpable to.
10238 Mark labels jumped to from just outside the statement expression
10239 as again definable. Pop context from label_context_stack.
10240 * doc/extend.texi (Statement Exprs): Update.
10242 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10245 * c-decl.c (start_function): Check for old_decl being
10248 2005-03-30 Ian Lance Taylor <ian@airs.com>
10250 * final.c (final): Remove prescan parameter. Change all callers.
10251 (final_scan_insn): Remove prescan parameter. Change all callers.
10253 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
10255 * tree-vectorizer.c: Fix comment typos.
10257 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
10259 * tree-scalar-evolution.c (instantiate_parameters_1): Return
10260 as soon as a chrec_dont_know is detected.
10262 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
10264 Merge from csl-arm-branch.
10265 2004-02-12 Mark Mitchell <mark@codesourcery.com>
10267 * tlink.c (recompile_files): Do not assume that "rename" can
10268 overwrite an existing file.
10270 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
10272 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
10273 * gcc/configure: Regenerate.
10275 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10277 * doc/install.texi: Update binutils requirement for powerpc*-linux.
10279 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
10281 * calls.c (struct arg_data): Update "partial" comment.
10282 (load_register_parameters): Update "nregs" comment.
10284 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10286 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
10287 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
10288 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
10289 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
10290 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
10291 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
10292 than target_flags & 0.
10293 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
10294 (iq2000_arch, iq2000_parse_cpu): Delete.
10295 (TARGET_HANDLE_OPTION): Override default.
10296 (iq2000_handle_option): New function.
10297 (override_options): Remove -march= and -mcpu= handling.
10298 * config/iq2000/iq2000.opt: New file.
10300 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10302 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
10303 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
10304 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
10305 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
10306 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
10307 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
10308 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
10309 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
10310 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
10311 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
10312 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
10313 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
10314 (c4x_rpts_cycles_string, c4x_cpu_version_string)
10315 (TARGET_OPTIONS): Delete.
10316 (c4x_rpts_cycles, c4x_cpu_version): Declare.
10317 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
10318 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
10319 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
10320 (c4x_cpu_version_string): Delete.
10321 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10322 (c4x_handle_option): New function. Map -m3x and -m4x options to the
10323 equivalent -mcpu= option.
10324 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
10325 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
10326 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
10327 or clearing the appropriate MASK_* bit.
10328 (c4x_file_start): Use c4x_cpu_version.
10329 * config/c4x/c4x.opt: New file.
10331 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10333 * doc/options.texi: Document the new MaskExists flag.
10334 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
10335 if the option has the MaskExists flag.
10337 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10339 * opt-functions.awk (flag_set_p, test_flag): New functions.
10340 (switch_flags): Use them.
10341 * opth-gen.awk: Use flag_set_p to check for flags.
10342 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
10344 2005-03-30 Ian Lance Taylor <ian@airs.com>
10346 * config.host (i[34567]86-*-mingw32*): Don't set
10347 host_can_use_collect2 to no.
10349 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10352 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
10353 Remove convert_memory_address call duplicating that in memory_address.
10355 2005-03-29 Richard Henderson <rth@redhat.com>
10358 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
10359 (build_compound_literal): Likewise. Propagate decl type into the
10361 (finish_decl): Likewise. Use new return value from complete_array_type
10362 for zero sized arrays.
10363 (complete_array_type): Move ...
10364 * c-common.c (complete_array_type): ... here. Change first argument
10365 to pointer-to-type-node. Consistently use sizetype for the index
10366 except for zero sized arrays. Detect zero sized arrays for pedantic
10367 mode diagnostics. Create a new type node instead of modifying the
10369 * c-tree.h (complete_array_type): Move decl ...
10370 * c-common.h (complete_array_type): ... here.
10372 2005-03-29 Richard Henderson <rth@redhat.com>
10375 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
10377 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
10379 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
10380 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
10381 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
10382 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
10384 2005-03-29 Eric Christopher <echristo@redhat.com>
10386 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
10387 truthvalue conversion removal.
10389 2005-03-29 Ian Lance Taylor <ian@airs.com>
10392 * collect2.c: Never include <vfork.h>.
10393 (VFORK_STRING, vfork): Don't define.
10394 (pid): Remove global variable.
10395 (handler): Call raise instead of kill (getpid(), ...).
10396 (collect_wait): Add pex parameter. Change all callers. Use
10397 pex_get_status rather than pwait.
10398 (do_wait): Add pex parameter. Change all callers.
10399 (collect_execute): Return struct pex_obj * rather than void. Use
10400 pex routines rather than pexecute.
10401 (fork_execute): Get pex_obj from collect_execute, and pass it to
10403 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
10404 Only declare quit_handler if SIGQUIT is defined.
10405 (scan_libraries): Likewise.
10406 * collect2.h (collect_execute): Update declaration.
10407 (collect_wait): Update declaration.
10408 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
10409 pass it to collect_wait.
10411 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
10414 * c-parser.c (c_parser_compound_statement_nostart): Give error
10415 message for EOF instead of just setting parser->error.
10417 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
10419 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
10420 (slpeel_update_phi_nodes_for_guard1): New function.
10421 (slpeel_update_phi_nodes_for_guard2): New function.
10422 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
10423 of slpeel_update_phi_nodes_for_guard.
10424 (vectorize_loops): Remove call to loop_closed_rewrite.
10425 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
10428 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
10430 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
10431 (TARGET_LITTLE_ENDIAN): New macro.
10432 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
10433 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
10434 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
10435 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
10436 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
10437 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
10438 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
10439 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
10440 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
10441 (TARGET_OPTIONS): Delete.
10442 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
10443 (CACHE_FLUSH_TRAP): Turn into an integer.
10444 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
10445 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
10446 -mflush-trap is in use.
10447 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
10448 (m32r_cache_flush_trap_string): Delete.
10449 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
10450 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
10451 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
10452 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10453 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
10454 -mmodel= and -msdata= handling from...
10455 (m32r_init): ...here.
10456 * config/m32r/m32r.opt: New file.
10458 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
10460 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
10461 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
10462 * tree-vect-analyze.c (vect_object_analysis): additional parm
10463 pass back a "struct ptr_info_def *" with the points-to info.
10464 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
10465 statement using info returned from vect_object_analysis.
10466 * tree-vect-transform.c (update_vuses_to_preheader): New function.
10467 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
10468 for virtual uses and defs when creating a replacement vector
10469 reference. Call duplicate_ssa_name_ptr_info to define points-to
10470 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
10471 (vectorizable_store): copy_virtual_operands and update
10472 definition statements.
10473 (vectorizable_load): copy_virtual_operands. Remove call to
10474 mark_call_clobbered_vars_to_rename for call to "const" builtin.
10475 * tree-vectorizer.c (vectorize_loops): Remove calls to
10476 rewrite_into_ssa and bitmap_clear (vars_to_rename).
10477 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
10478 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
10479 define macro STMT_VINFO_PTR_INFO for use in accessing.
10480 * tree.h add export of duplicate_ssa_name_ptr_info.
10481 * rs6000.c (altivec_init_builtins): Declare builtin function
10482 __builtin_altivec_mask_for_load to be "const".
10484 2005-03-29 Jakub Jelinek <jakub@redhat.com>
10486 PR middle-end/20622
10487 * cgraph.h (struct cgraph_varpool_node): Add alias field.
10488 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
10489 assemble_variable on aliases.
10490 * varasm.c (assemble_alias): Set node->alias.
10491 * toplev.c (wrapup_global_declarations): Don't call
10492 rest_of_decl_compilation on aliases again.
10494 2005-03-29 Paul Brook <paul@codesourcery.com>
10496 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
10497 * config/arm/arm.c (arm_dbx_register_number): New function.
10498 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
10500 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
10502 PR middle-end/20263
10503 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
10504 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
10506 2005-03-29 Dale Johannesen <dalej@apple.com>
10508 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
10509 $(TREE_H) and $(COVERAGE_H).
10510 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
10511 * opts.c (common_handle_option): Enable tree-based value transforms.
10512 * toplev.c (process_options): Ditto.
10513 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
10514 refers to references to this type.
10515 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
10516 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
10517 for may_be_more, may_be_less.
10518 (rtl_gen_pow2_profiler): Adjust.
10519 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
10520 (rtl_gen_one_value_profiler): Adjust.
10521 (rtl_gen_const_delta_profiler): Adjust.
10522 * tree-profile.c (tree_gen_interval_profiler): Implement.
10523 (tree_gen_pow2_profiler): Ditto.
10524 (tree_gen_one_value_profiler): Ditto.
10525 (tree_profiling): New.
10526 (pass_tree_profile): Reference it.
10527 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
10529 (insn_divmod_values_to_profile): Rename to
10530 rtl_divmod_values_to_profile. Adjust.
10531 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
10532 (insn_prefetch_values_to_profile): Adjust.
10533 (rtl_value_profile_transformations): Adjust.
10534 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
10535 (gen_mod_pow2): Rename to rtl_mod_pow2.
10536 (gen_mod_subtract): Rename to rtl_mod_subtract.
10537 (divmod_fixed_value_transform): Rename to
10538 rtl_divmod_fixed_value_transform.
10539 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
10540 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
10541 (rtl_find_values_to_profile): Adjust.
10542 (tree_value_profile_transformations): Implement.
10543 (tree_divmod_values_to_profile): New.
10544 (tree_values_to_profile): New.
10545 (tree_divmod_fixed_value): New.
10546 (tree_mod_pow2): New.
10547 (tree_mod_subtract): New.
10548 (tree_divmod_fixed_value_transform): New.
10549 (tree_mod_pow2_value_transform): New.
10550 (tree_mod_subtract_transform): New.
10551 (tree_find_values_to_profile): Implement.
10552 * profile.c (instrument_values): Free histograms.
10553 (compute_value_histograms): Adjust. Implement tree version.
10555 2005-03-29 Uros Bizjak <uros@kss-loka.si>
10557 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
10558 * config/i386/i386.c (output_fix_trunc): Add new round_mode
10559 variable. Output "fldcw" depending on round_mode.
10560 * config/i386/i386.md (UNSPEC_FIST): New.
10561 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
10562 New isns patterns to implement lrint and llrint built-ins as x87
10563 intrinsic function.
10564 (fistdi2, fist<mode>2 splitters): New splitters.
10565 (lrint<mode>2): New expanders.
10567 2005-03-28 Ian Lance Taylor <ian@airs.com>
10569 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
10570 0 when calling final_scan_insn.
10572 2005-03-28 Jan Hubicka <jh@suse.cz>
10574 PR middle-end/20635
10575 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
10578 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
10579 types where possible.
10581 2005-03-26 Per Bothner <per@bothner.com>
10583 Make -f[no-]show-column also control non-cpp diagnostics.
10584 * c.opt (fshow-column): Move option from here ...
10585 * common.opt (fshow-column): ... to here.
10586 * diagnostic.c (diagnostic_build_prefix): Only print column number
10587 if flag_show_column.
10589 2005-03-27 Steven Bosscher <stevenb@suse.de>
10591 * vax-protos.h (vax_output_int_move, vax_output_int_add,
10592 vax_output_conditional_branch): New prototypes.
10593 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
10594 extracted from vax.md mov and add patterns.
10595 (vax_output_conditional_branch): New function to output conditional
10596 branch instructions.
10597 * vax.md: Use mode macros for arithmetic and mov patterns.
10598 Use code macros for the jump patterns.
10600 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10602 * Makefile.in (libbackend.o): Depend on version files;
10603 add custom generation command.
10605 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10608 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
10609 sure that we have a REG before getting its REGNO.
10611 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10613 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
10614 * builtins.def (BUILT_IN_STRNDUP): New.
10616 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
10618 PR tree-optimization/20470
10619 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
10622 2005-03-25 Mike Stump <mrs@apple.com>
10624 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
10627 2005-03-25 Geoffrey Keating <geoffk@apple.com>
10629 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
10630 Use our own structure definitions.
10632 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
10633 (fix_truncdfsi2): Allow registers or memory as destination.
10634 When TARGET_PPC_GFXOPT, generate simplified pattern.
10635 (fix_truncdfsi2_internal): Use define_insn_and_split.
10636 (fix_truncdfsi2_internal_gfxopt): New.
10637 (fctiwz): Don't confuse register allocation by giving it no choices.
10639 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
10640 (EXTRA_MEMORY_CONSTRAINT): Likewise.
10641 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
10642 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
10644 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10646 * dominance.c (free_dominance_info): Speed up by freeing et
10647 data structures without maintaining other nodes.
10648 * et-forest.c (et_free_tree_force): New.
10649 * et-forest.h: Add a prototype for et_free_tree_force.
10651 * tree.c (get_set_constructor_bits,
10652 get_set_constructor_bytes): Remove.
10653 * tree.h: Remove the corresponding prototypes.
10655 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10658 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
10659 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
10660 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
10661 PRE_DEC, NEG and NOT.
10663 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10665 * fold-const.c: Convert uses of fold (build (...)) to
10668 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
10670 PR rtl-optimization/20249
10671 * cse.c (insert_regs): Do not record equivalence of registers in
10674 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
10676 * emit-rtl.c (reverse_comparison): Remove.
10677 * rtl.h: Remove the corresponding prototype.
10679 2005-03-24 James E Wilson <wilson@specifixinc.com>
10681 * doc/install.texi (--enable-altivec): Delete docs.
10683 2005-03-24 David Edelsohn <edelsohn@gnu.org>
10685 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
10686 SFmode and DFmode before reload when
10687 flag_unsafe_math_optimizations not enabled.
10689 2005-03-24 Geoffrey Keating <geoffk@apple.com>
10691 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
10693 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
10694 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
10696 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
10698 * configure.ac (enable-checking): Add 'runtime' option.
10699 * doc/install.texi (enable-checking): Document 'runtime' checking.
10700 * tsystem.h (gcc_assert, gcc_unreachable): Define.
10701 * config.in: Regenerated.
10702 * configure: Regenerated.
10704 2005-03-23 Uros Bizjak <uros@kss-loka.si>
10706 * optabs.h (enum optab_index): Remove OTI_llrint.
10707 (llrint_optab): Remove macro.
10708 * optabs.c (init_optabs): Remove llrint_optab initialization.
10709 * genopinit.c (optabs): Remove llrint_optab implementation.
10710 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
10713 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
10715 PR rtl-optimization/20532
10716 * simplify-rtx.c (simplify_binary_operation_1): Protect from
10717 overflow when adding coefficients for PLUS or MINUS.
10718 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
10721 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10723 * langhooks.h (truthvalue_conversion): Remove.
10724 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10725 LANG_HOOKS_TRUTHVALUE_CONVERSION.
10726 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
10727 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
10728 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10730 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
10732 * params.def: Fix a typo.
10733 * config/mips/mips.c: Follow the spelling convensions.
10734 * doc/invoke.texi: Fix typos.
10736 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
10738 Fix PR tree-optimization/20601
10740 * tree-ssa-pre.c (insert_aux): Add missing condition to
10743 2005-03-23 Ian Lance Taylor <ian@airs.com>
10745 * final.c (final_scan_insn): Don't remove no-op instructions.
10746 * reload1.c (reload): Remove simple no-op instructions even when
10749 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
10751 PR tree-optimization/20501
10752 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
10753 reporting that peeling for alignment is applied moved to...
10754 * (vect_analyze_data_refs_alignment): Here.
10756 2005-03-23 Ian Lance Taylor <ian@airs.com>
10758 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
10760 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10762 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
10763 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
10765 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
10767 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
10768 imply that this is called once, independent of asms in code.
10769 Adjust to now being pased output and input lists. Mention helper
10770 function decl_overlaps_hard_reg_set_p.
10771 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
10772 hook_tree_tree_identity and to take three trees, returning third.
10773 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
10775 * stmt.c: include hard-reg-set.h before tree.h.
10776 (decl_overlaps_hard_reg_set_p): New function, broken out from...
10777 (decl_conflicts_with_clobbers_p): Call
10778 decl_overlaps_hard_reg_set_p.
10779 (expand_asm_operands): Pass output and input lists in call to
10780 targetm.md_asm_clobbers.
10781 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
10782 hook_tree_tree_tree_tree_3rd_identity.
10783 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
10785 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
10786 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
10787 parameters, first two unused.
10788 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
10789 parameters. Only add MOF to clobbers if there's no 'h' mentioned
10790 in constraint letters and MOF is not mentioned as a asm-declared
10791 register in neither of the input and output lists.
10793 2005-03-23 DJ Delorie <dj@redhat.com>
10795 * optabs.c (expand_binop): Make sure the first subword's result
10798 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10800 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
10801 Call c_common_truthvalue_conversion rather than
10802 lang_hooks.truthvalue_conversion.
10803 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
10804 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
10806 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
10807 c_common_truthvalue_conversion.
10808 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
10809 c_parser_conditional_expression, c_parser_binary_expression): Call
10810 c_objc_common_truthvalue_conversion.
10811 * c-typeck.c (build_unary_op): Call
10812 c_objc_common_truthvalue_conversion.
10813 (build_conditional_expr): Do not call
10814 lang_hooks.truthvalue_conversion.
10815 (build_binary_op): Call c_common_truthvalue_conversion.
10816 (c_objc_common_truthvalue_conversion): Moved from
10817 c-objc-common.c. Call default_function_array_conversion instead
10818 of default_conversion.
10820 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10822 * c-common.h (default_conversion): Remove.
10823 (perform_integral_promotions): Add.
10824 * c-tree.h (default_conversion): Add.
10825 * c-typeck.c (perform_integral_promotions): New, split out from
10826 default_conversion.
10827 * c-common.c (check_case_value): Use perform_integral_promotions,
10828 not default_conversion.
10829 (c_add_case_label): Don't continue processing case label after
10830 found to be pointer.
10832 2005-03-23 Mark Mitchell <mark@codesourcery.com>
10834 * gcc.c (do_spec_1): Do not add a -L path for a directory in
10835 the prefix list if we have already added a multilib directory
10836 based on that path.
10837 (main): Do not add MD_EXEC_PREFIX to the list of directories to
10840 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10842 * reload1.c (indirect_symref_ok, reload_obstack): Make them
10844 * reload.h: Remove the prototype for indirect_symref_ok.
10846 * reload1.c (indirect_symref_ok): Make it global.
10847 * reload.h: Add a prototype for indirect_symref_ok.
10849 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
10851 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
10854 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10856 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
10858 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
10860 * c-opts.c (c_common_parse_file): Only start/end main source file
10861 if debug hooks says the writer wants it.
10862 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
10864 (xcoff_debug_hooks): Ditto.
10865 * debug.c (do_nothing_hooks): Ditto.
10866 * debug.h (gcc_debug_hooks): Ditto.
10867 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
10868 * sdbout.c (sdb_debug_hooks): Ditto.
10869 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
10871 2005-03-22 Mark Mitchell <mark@codesourcery.com>
10873 * doc/extend.texi: Deprecate C++ min/max operators.
10875 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
10877 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
10878 artificial original candidates.
10880 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
10881 Jan Hubicka <jh@suse.cz>
10882 Steven Bosscher <stevenb@suse.de>
10884 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
10885 call cost based on argument sizes.
10886 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
10888 * params.def: (max-inline-inssn-single): Set to 450.
10889 (max-inline-insns-auto): Set to 90.
10890 (max-inline-insns-recursive): Set to 450
10891 (max-inline-insns-recursive-auto): Set to 450.
10892 (large-function-insns): Set to 2700.
10893 (inline-call-cost): New parameter.
10894 * tree-inline.c (estimate_move_cost): New function.
10895 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
10896 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
10897 based on arguments.
10898 * tree-inline.h (estimate_move_cost): Declare.
10899 * invoke.texi: (max-inline-inssn-single): Change default to 450.
10900 (max-inline-insns-auto): Change default to 90.
10901 (max-inline-insns-recursive): Change default to 450
10902 (max-inline-insns-recursive-auto): Change default to 450.
10903 (large-function-insns): Change default to 2700.
10904 (inline-call-cost): Document new parameter.
10906 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10908 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
10909 (TARGET_DEFAULT): Delete.
10910 * config/i860/i860.opt: New file.
10912 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10914 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
10915 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10916 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10917 (frv_sched_lookahead): Delete.
10918 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
10919 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
10920 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
10921 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
10922 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
10923 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
10924 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
10925 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
10926 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
10927 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
10928 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
10929 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
10930 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
10931 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
10932 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
10933 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
10934 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
10935 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
10936 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
10937 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
10938 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
10939 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
10940 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
10941 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10942 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10943 (frv_sched_lookahead): Delete.
10944 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
10945 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10946 (frv_handle_option): New function. Move -mcpu= handling from...
10947 (frv_override_options): ...here. Remove handling of other
10949 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
10950 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
10951 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
10952 and TARGET_NO_MULTI_CE.
10953 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
10954 !TARGET_VLIW_BRANCH.
10955 * config/frv/frv.opt: New file.
10957 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10959 * fold-const.c (fold_ternary): Take decomposed arguments of
10961 (fold): Update a call to fold_ternary.
10963 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
10964 * tree.h: Add corresponding prototypes.
10966 2005-03-22 Jakub Jelinek <jakub@redhat.com>
10969 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
10970 between jump table and its label.
10971 * final.c (shorten_branches): Handle notes in between ADDR_VEC
10972 resp. ADDR_DIFF_VEC and the label preceeding it.
10973 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
10974 is emitted in the right section.
10976 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10978 * fold-const.c (fold_unary, fold_binary): Update comments
10981 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
10983 PR rtl-optimization/20527
10984 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
10985 REG_INC note, test that the register also isn't mentioned in PRED
10988 2005-03-22 Ben Elliston <bje@au.ibm.com>
10990 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
10993 2005-03-21 Mike Stump <mrs@apple.com>
10995 * varasm.c (default_assemble_visibility): Remove extra ().
10997 2005-03-21 Roger Sayle <roger@eyesopen.com>
10999 PR middle-end/20557
11000 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
11001 to determine whether a block can be duplicated, rather than test
11002 whether the block contains noncopyable insns ourselves.
11004 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11006 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
11009 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11011 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
11013 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11015 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
11016 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
11017 * config/fr30/fr30.opt: New file.
11019 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
11021 Fix PR tree-optimization/20542
11023 * tree-flow-inline.h (overlap_subvar): Move to here.
11024 * tree-ssa-operands.c: From here.
11025 * tree-flow.h (overlap_subvar): Declare.
11026 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
11027 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
11028 for variables with subvars.
11030 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
11032 PR middle-end/20177
11033 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
11034 * modulo-sched.c (const_iteration_count): Return on NULL
11036 (print_node_sched_params): Return on NULL dump_file.
11037 (generate_reg_moves): Handle reg-anti dependencies and disregard
11038 closing branch when generating register moves.
11039 (sms_schedule): Mark the SMSed block dirty.
11040 * passes.c (rest_of_handle_sms): Call update_life_info for all
11042 * testsuite/gcc.dg/20050321-1.c: New test.
11044 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11046 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
11047 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11048 movqi_internal): Likewise.
11050 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11052 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
11053 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
11054 xtensa_b4const): Delete prototypes.
11055 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
11056 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
11057 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
11058 xtensa_extra_constraint): New prototypes.
11059 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11060 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11061 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11062 move_operand, const_float_1_operand, fpmem_offset_operand,
11063 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
11064 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
11065 (xtensa_b4const_or_zero): ...this. Change return type to bool and
11066 argument type to HOST_WIDE_INT.
11067 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
11068 xtensa_mask_immediate): Likewise.
11069 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
11070 Likewise. Also make these functions static.
11071 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
11072 (xtensa_const_ok_for_letter_p): New.
11073 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11074 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11075 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11076 move_operand, const_float_1_operand, fpmem_offset_operand,
11077 branch_operator, ubranch_operator, boolean_operator): Move to
11079 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
11080 (xtensa_mem_offset): Change return type to bool.
11081 (xtensa_extra_constraint): New.
11082 (gen_int_relational): Update type of const_range_p function pointer.
11083 Use xtensa_b4const_or_zero.
11084 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
11085 xtensa_const_ok_for_letter_p. Update comments.
11086 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
11087 (PREDICATE_CODES): Delete.
11088 * config/xtensa/xtensa.md: Include predicates.md.
11089 * config/xtensa/predicates.md: New file.
11091 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11093 * config/v850/v850-protos.h: Remove the prototypes for
11094 reg_or_int9_operand, reg_or_const_operand,
11095 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
11096 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
11097 movsi_source_operand, power_of_two_operand,
11098 not_power_of_two_operand, special_symbolref_operand,
11099 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
11100 register_is_ok_for_epilogue.
11101 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
11102 reg_or_int9_operand, reg_or_const_operand,
11103 call_address_operand, special_symbolref_operand,
11104 movsi_source_operand, power_of_two_operand,
11105 not_power_of_two_operand, register_is_ok_for_epilogue,
11106 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
11107 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
11109 * config/v850/v850.h (PREDICATE_CODES): Remove.
11110 * config/v850/v850.md: Include predicates.md.
11111 * config/v850/predicates.md: New.
11113 2005-03-21 Zack Weinberg <zack@codesourcery.com>
11115 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
11116 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11117 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
11118 (itoolsdir, itoolsdatadir): Move definition above new first use.
11119 (install-itoolsdirs): New rule.
11120 (install-mkheaders): Depend on install-itoolsdirs, not
11121 install-include-dir.
11123 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11125 * tree-into-ssa.c: Remove obsolete comments.
11127 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
11129 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
11130 unrolling if -fpeel-loops is specified, too.
11131 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11132 Remove superfluous check for flag_unroll_loops.
11134 2005-03-21 Uros Bizjak <uros@kss-loka.si>
11136 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
11137 (lrint_optab, llrint_optab): Define corresponding macros.
11138 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
11139 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
11140 pattern and llrint_optab using llrintdi2 patterns.
11141 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
11142 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
11143 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
11144 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
11145 flag_unsafe_math_optimizations is set.
11147 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11149 * combine.c (combine_simplify_rtx, simplify_if_then_else,
11150 simplify_logical, if_then_else_cond, known_cond,
11151 simplify_comparison): Adjust calls to reverse_comparison.
11152 Don't use combine_reversed_comparison_code).
11153 (combine_reversed_comparison_code): Remove.
11154 (reversed_comparison): Using reversed_comparison_code, move it...
11155 * jump.c (reversed_comparison): ... here.
11156 * rtl.h (reversed_comparison): Add prototype.
11158 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11160 * builtins.c (fold_builtin): Take decomposed arguments of
11162 * fold-const.c (fold_ternary): Update a call to fold_builtin.
11163 * gimplify.c (gimplify_call_expr): Likewise.
11164 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
11165 * tree.h: Update the prototype of fold_builtin.
11167 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11169 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
11170 * rtlhooks.c (gen_lowpart_no_emit_general): New.
11171 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
11172 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
11173 * simplify-rtx.c (simplify_binary_operation_1): Use it.
11175 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11177 * builtins.c (fold_builtin_1): Take decomposed arguments of
11179 (fold_builtin): Update a call to fold_builtin_1.
11181 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
11184 * gcov.c (output_lines): Only output function block summary when
11185 outputting branch information.
11186 * doc/gcov.texi: Document format of preamble and additional block
11189 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11191 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
11192 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
11193 the defaults false if BITS_PER_UNIT != 8.
11194 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
11195 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
11196 than BITS_PER_UNIT != 8.
11197 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
11198 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
11199 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
11201 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
11202 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
11204 2005-03-20 Roger Sayle <roger@eyesopen.com>
11206 PR middle-end/20539
11207 * fold-const.c (fold_binary): Fix type mismatch between
11208 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
11209 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
11210 for non-truth-valued expressions.
11212 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
11213 and FUNCTION_DECL in the main switch.
11214 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11215 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
11216 we also need to convert their operands to match.
11217 <TRUTH_NOT_EXPR>: Likewise.
11219 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
11221 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
11222 diagnostic without checking whether an lvalue.
11223 * c-common.h (lvalue_p): Remove.
11224 (enum lvalue_use): Update comment.
11225 (lvalue_or_else): Replace by lvalue_error.
11226 * c-typeck.c (lvalue_p): Make static.
11227 (lvalue_or_else): New. Call lvalue_error.
11229 2005-03-21 Alan Modra <amodra@bigpond.net.au>
11231 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
11232 (function_arg_advance): Use rs6000_parm_start.
11233 (function_arg, rs6000_arg_partial_bytes): Likewise.
11235 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11237 * c-common.c (check_case_value): Adjust comment about stripping
11239 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
11240 * c-typeck.c (default_conversion, convert_arguments,
11241 build_modify_expr, convert_for_assignment, store_init_value,
11242 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
11243 manually. Remove inaccurate comments.
11245 2005-03-20 Roger Sayle <roger@eyesopen.com>
11246 Joseph S. Myers <joseph@codesourcery.com>
11248 * varasm.c (do_assemble_alias): Restore comment describing function.
11249 Annotate the target parameter as potentially unused.
11251 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
11254 * config/avr/avr.c (avr_output_function_prologue): Do not use
11255 current_function_name() in a label, use a local label instead.
11257 2005-03-20 David Edelsohn <edelsohn@gnu.org>
11259 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
11260 flag_finite_math_only, not flag_unsafe_math_optimizations.
11262 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11264 * builtins.c (fold_builtin_1): Update a call to
11265 targetm.fold_builtin.
11266 * hooks.c (hook_tree_tree_bool_null): Rename to
11267 hook_tree_tree_tree_bool_null. Take one more argument of type
11269 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
11270 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
11271 hook_tree_tree_tree_bool_null.
11272 * target.h (gcc_target): Update the prototype of fold_builtin.
11273 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
11274 arguments of CALL_EXPR.
11275 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
11278 2005-03-20 Jan Hubicka <jh@suse.cz>
11280 * cgraph.h (cgraph_node): Add prev_clone pointer.
11281 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
11282 (cgraph_clone_node): Produce doubly linked chain.
11284 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11286 * c-common.c (handle_aligned_attribute, check_function_sentinel,
11287 get_nonnull_operand, handle_sentinel_attribute,
11288 check_function_arguments_recurse): Do not strip NOPS from
11290 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
11292 * c-format.c (get_constant): Likewise.
11293 * c-parser.c (c_parser_postfix_expression): Likewise.
11294 * c-typeck.c (set_init_index): Likewise.
11295 (convert_arguments): Don't check for NOP_EXPR containing integer
11298 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11300 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
11301 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
11302 Take decomposed arguments of CALL_EXPR.
11303 (fold_builtin_1): Update calls to the functions mentioned
11306 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11308 * c-decl.c (check_bitfield_type_and_width): Require bit-field
11309 width to have integer type.
11310 (build_enumerator): Require enumerator value to have integer type.
11312 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11314 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
11317 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11319 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
11320 std=iso9899:199x): Correct descriptions.
11322 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11324 * config.gcc: Consistently use solaris2.1[0-9]* instead of
11327 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
11329 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
11331 (expand_builtin_memcpy, fold_builtin_1): Update calls to
11332 fold_builtin_memcpy.
11334 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
11335 arguments of CALL_EXPR.
11336 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
11337 fold_builtin_found, fold_builtin_1): Update calls to
11338 fold_trunc_transparent_mathfn.
11340 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11342 PR middle-end/20493
11343 * fold-const.c (fold_widened_comparison): Don't optimize casts of
11344 function pointers on targets that require function pointer
11346 (fold_sign_changed_comparison): Likewise.
11348 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
11350 * combine.c (try_combine): When changing the mode of a hard reg, make
11351 sure that doing so is valid.
11353 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
11355 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
11356 (TARGET_HANDLE_OPTION): Override default.
11357 (avr_handle_option): New function.
11358 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
11359 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
11360 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
11361 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
11362 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
11363 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
11364 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
11365 (TARGET_OPTIONS): Delete.
11366 * config/avr/avr.opt: New file.
11368 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11370 * config/m32r/m32r-protos.h: Remove the prototypes for
11371 call_address_operand, symbolic_operand, seth_add3_operand,
11372 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11373 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11374 two_insn_const_operand, move_src_operand,
11375 move_double_src_operand, move_dest_operand,
11376 eqne_comparison_operator, signed_comparison_operator,
11377 large_insn_p, conditional_move_operand, carry_compare_operand,
11378 m32r_block_immediate_operand, extend_operand,
11379 reg_or_eq_int16_operand, int8_operand, and
11380 reg_or_zero_operand.
11381 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11382 seth_add3_operand, int8_operand, cmp_int16_operand,
11383 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11384 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11385 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11386 move_double_src_operand, move_dest_operand,
11387 eqne_comparison_operator, signed_comparison_operator,
11388 extend_operand, small_insn_p, large_insn_p,
11389 conditional_move_operand, carry_compare_operand,
11390 m32r_block_immediate_operand): Move to predicates.md.
11391 (MAX_MOVE_BYTES): Move to m32r.h.
11392 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11393 * config/m32r/m32r.md: Include predicates.md.
11394 * config/m32r/predicates.md: New.
11396 2005-03-18 James E Wilson <wilson@specifixinc.com>
11399 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
11402 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11404 * config/mn10300/mn10300-protos.h: Remove the prototypes for
11405 call_address_operand, const_8bit_operand.
11406 * config/mn10300/mn10300.c (call_address_operand,
11407 const_8bit_operand, const_1f_operand): Move to predicates.md.
11408 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
11409 * config/mn10300/mn10300.md: Include predicates.md.
11410 * config/mn10300/predicates.md: New.
11412 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
11414 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
11415 declarations in diagnostics and %E for identifiers, not %s.
11417 2005-03-18 Jan Hubicka <jh@suse.cz>
11418 Dale Johannesen <dalej@apple.com>
11420 * basic-block.h (scale_bbs_frequencies_int,
11421 scale_bbs_frequencies_gcov_type): Declare.
11422 * cfg.c (RDIV): New macro.
11423 (update_bb_frequency_for_threading): Fix.
11424 * basic-block.h (scale_bbs_frequencies_int,
11425 scale_bbs_frequencies_gcov_type): New.
11426 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
11427 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
11428 scale_bbs_frequencies_int.
11429 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
11431 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11433 * config/m32r/m32r-protos.h: Remove the prototypes for
11434 call_address_operand, symbolic_operand, seth_add3_operand,
11435 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11436 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11437 two_insn_const_operand, move_src_operand,
11438 move_double_src_operand, move_dest_operand,
11439 eqne_comparison_operator, signed_comparison_operator,
11440 large_insn_p, conditional_move_operand, carry_compare_operand,
11441 m32r_block_immediate_operand, extend_operand,
11442 reg_or_eq_int16_operand, int8_operand, and
11443 reg_or_zero_operand.
11444 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11445 seth_add3_operand, int8_operand, cmp_int16_operand,
11446 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11447 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11448 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11449 move_double_src_operand, move_dest_operand,
11450 eqne_comparison_operator, signed_comparison_operator,
11451 extend_operand, small_insn_p, large_insn_p,
11452 conditional_move_operand, carry_compare_operand,
11453 m32r_block_immediate_operand): Move to predicates.md.
11454 (MAX_MOVE_BYTES): Move to m32r.h.
11455 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11456 * config/m32r/m32r.md: Include predicates.md.
11457 * config/m32r/predicates.md: New.
11459 * config/pa/pa-protos.h: Add prototypes for magic_milli and
11461 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
11462 symbolic_operand, symbolic_memory_operand,
11463 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
11464 indexed_memory_operand, move_dest_operand, move_src_operand,
11465 prefetch_cc_operand, prefetch_nocc_operand,
11466 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
11467 arith_operand, arith11_operand, pre_cint_operand,
11468 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
11469 ireg_operand, int5_operand, uint5_operand, int11_operand,
11470 uint32_operand, arith5_operand, and_operand, ior_operand,
11471 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
11472 pc_or_label_operand, div_operand, plus_xor_ior_operator,
11473 shadd_operand, movb_comparison_operator,
11474 cmpib_comparison_operator): Move to predicates.md.
11475 (magic_milli, shadd_constant_p): Make it extern.
11476 * config/pa/pa.h (PREDICATE_CODES): Remove.
11477 * config/pa/pa.md: Include predicates.md.
11478 * config/pa/predicates.md: New.
11480 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
11483 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11485 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
11486 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
11487 config/alpha/freebsd.h, config/alpha/linux.h,
11488 config/alpha/netbsd.h, config/alpha/osf5.h,
11489 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
11490 config/h8300/h8300-protos.h, config/h8300/h8300.c,
11491 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
11492 doc/cppopts.texi: Update copyright.
11494 2005-03-18 Jan Hubicka <jh@suse.cz>
11496 PR middle-end/20225
11497 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
11499 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
11502 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11504 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
11507 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
11509 * combine.c (gen_binary): Remove.
11510 (known_cond, simplify_shift_const, find_split_point,
11511 combine_simplify_rtx, simplify_if_then_else, simplify_set,
11512 simplify_logical, expand_field_assignment, extract_left_shift,
11513 force_to_mode, if_then_else_cond, apply_distributive_law,
11514 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
11515 simplify_comparison, reversed_comparison): Replace with
11516 simplify_gen_binary, simplify_gen_relational or
11517 distribute_and_simplify_rtx.
11518 (distribute_and_simplify_rtx): New function.
11520 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
11521 Paolo Bonzini <gcc.gnu.org>
11523 * calls.c (setjmp_call_p, special_function_p): Update comments
11524 at the head of the functions.
11526 2005-03-18 Jan Hubicka <jh@suse.cz>
11528 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
11530 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
11531 function body should be released; do not proactively release function
11532 bodies in non-unit-at-a-time mode.
11534 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
11536 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
11537 mno-fp-ret-in-387 multilib variants.
11539 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
11541 * common.opt (m): Remove.
11542 * opts.c (handle_option): Pass 'm' options to set_target_switch if
11543 table lookup fails.
11544 (common_handle_option): Remove OPT_m case.
11546 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11548 * builtins.c (fold_builtin_bitop): Take decomposed arguments
11550 (fold_builtin_1): Update a call to fold_builtin_bitop.
11552 * builtins.c (fold_builtin_signbit): Take decomposed arguments
11554 (fold_builtin_1): Update a call to fold_builtin_signbit.
11556 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
11558 PR tree-optimization/20474
11559 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
11560 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
11562 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11564 * config/h8300/h8300-protos.h: Remove prototypes for
11565 general_operand_src, general_operand_dst, single_one_operand,
11566 single_zero_operand, call_insn_operand,
11567 two_insn_adds_subs_operand, small_call_insn_operand,
11568 jump_address_operand, bit_operand, bit_memory_operand,
11569 stack_pointer_operand, const_int_gt_2_operand,
11570 const_int_ge_8_operand, const_int_qi_operand,
11571 const_int_hi_operand, incdec_operand, bit_operator,
11572 nshift_operator, eqne_operator, gtle_operator,
11573 gtuleu_operator, iorxor_operator.
11574 Add prototypes for h8sx_shift_type h8sx_classify_shift and
11575 h8300_ldm_stm_parallel.
11576 * config/h8300/h8300.c (h8sx_shift_type,): Move to
11578 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
11579 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
11580 (h8300_ldm_stm_parallel): Make it extern.
11581 (h8300_ldm_parallel, h8300_stm_parallel,
11582 h8300_return_parallel, general_operand_src,
11583 general_operand_dst, h8300_dst_operand, h8300_src_operand,
11584 nibble_operand, reg_or_nibble_operand, single_one_operand,
11585 single_zero_operand, call_insn_operand,
11586 two_insn_adds_subs_operand, small_call_insn_operand,
11587 jump_address_operand, bit_operand, bit_memory_operand,
11588 stack_pointer_operand, const_int_gt_2_operand,
11589 const_int_ge_8_operand, const_int_qi_operand,
11590 const_int_hi_operand, incdec_operand, eqne_operator,
11591 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
11592 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
11593 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
11594 nshift_operator): Move to predicates.md.
11595 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
11596 * config/h8300/h8300.md: Include predicates.md.
11597 * config/h8300/predicates.md: New.
11599 2005-03-17 Richard Henderson <rth@redhat.com>
11601 * config.gcc (ia64*-*-hpux*): Add extra_options.
11602 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
11603 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11604 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
11605 (ia64_tls_size_string, ia64_tune_string): Remove.
11606 (ia64_tune): Init to PROCESSOR_ITANIUM2.
11607 (TARGET_DEFAULT_TARGET_FLAGS): New.
11608 (TARGET_HANDLE_OPTION): New.
11609 (ia64_override_options): Move options parsing ...
11610 (ia64_handle_option): ... here. New.
11611 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
11612 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
11613 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
11614 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
11615 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
11616 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
11617 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
11618 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
11619 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
11620 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
11621 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
11622 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
11623 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
11624 TARGET_EARLY_STOP_BITS): Remove.
11625 (TARGET_ILP32): Default false.
11626 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
11627 (enum ia64_inline_type): New.
11628 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11629 * config/ia64/ia64.md: Update for new definitions of
11630 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
11631 * config/ia64/ia64.opt: New file.
11632 * config/ia64/ilp32.opt: New file.
11634 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
11637 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
11639 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11641 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
11642 instead of MASK_H8300S.
11643 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
11644 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
11645 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
11646 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
11647 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
11648 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
11649 TARGET_SWITCHES): Remove.
11650 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
11652 * config/h8300/h8300.opt: New.
11654 * config/alpha/alpha.opt, config/arc/arc.opt,
11655 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
11658 2005-03-17 Ian Lance Taylor <ian@airs.com>
11662 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
11664 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
11665 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
11666 (TARGET_HANDLE_OPTION): Override default.
11667 (arc_handle_option): New function.
11668 (arc_init): Remove code to set arch_cpu_string.
11669 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
11670 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
11671 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11672 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
11673 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
11674 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
11675 (arc_rodata_string, TARGET_OPTIONS): Delete.
11676 * config/arc/arc.opt: New file.
11678 2005-03-17 Richard Henderson <rth@redhat.com>
11680 * doc/extend.texi (Weak Pragmas): New section.
11681 (attribute alias): Clarify that target must be in the same
11684 2005-03-17 Richard Henderson <rth@redhat.com>
11686 * config/alpha/alpha.opt: New file.
11687 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
11689 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
11690 alpha_fprm_string, alpha_fptm_string): Make static.
11691 (alpha_tls_size_string): Remove.
11692 (alpha_handle_option): New.
11693 (override_options): Update for alpha_cpu/alpha_tune split.
11694 (alpha_file_start): Likewise.
11695 (TARGET_DEFAULT_TARGET_FLAGS): New.
11696 (TARGET_HANDLE_OPTION): New.
11697 * config/alpha/alpha.h (alpha_tune): Declare.
11698 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
11699 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
11700 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
11701 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
11702 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
11703 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
11704 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
11705 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
11706 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
11707 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
11708 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
11709 (TARGET_DEFAULT): Remove MASK_FP.
11710 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
11711 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
11712 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
11713 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
11714 alpha_tls_size_string): Remove.
11715 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
11716 (attribute tune): Rename from attribute cpu.
11717 * config/alpha/ev4.md: Update to match.
11718 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
11719 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
11720 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
11721 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
11722 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
11723 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
11725 2005-03-16 James E. Wilson <wilson@specifixinc.com>
11727 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
11728 and return without creating new state if before_nops_num is nonzero.
11729 * config/ia64/ia64.md (first_insn): New attribute.
11730 (alloc): Set it to yes.
11732 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11734 * tree-vectorizer.c (new_vec_stmt_info): Initialize
11735 STMT_VINFO_SUBVARS to NULL.
11736 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11738 2005-03-16 Dale Johannesen <dalej@apple.com>
11740 * rtlanal.c (find_first_parameter_load): Rewrite to
11741 return actual first param load or the call if none,
11742 instead of first in block, when not all loads exist.
11744 2005-03-16 Roger Sayle <roger@eyesopen.com>
11746 * optabs.c (expand_copysign_absneg): Make static.
11747 * optabs.h (expand_copysign_absneg): Delete prototype.
11748 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
11750 2005-03-16 Richard Henderson <rth@redhat.com>
11752 PR middle-end/15700
11753 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11754 (alias_pairs): Rename from output_defs.
11755 (find_decl_and_mark_needed): Split out from assemble_alias.
11756 (do_assemble_alias): New.
11757 (assemble_output_def): Remove.
11758 (finish_aliases_1, finish_aliases_2): New.
11759 (process_pending_assemble_output_defs): Remove.
11760 (assemble_alias): Defer aliases for which we don't yet have a
11761 non-external decl for the target symbol.
11762 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
11763 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
11764 * toplev.c (compile_file): Use finish_aliases_2 instead of
11765 process_pending_assemble_output_defs.
11766 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
11767 (process_pending_assemble_output_defs): Remove.
11769 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11771 Fix PR tree-optimization/20489
11773 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
11774 for empty structures.
11776 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11778 Fix PR tree-optimization/20490
11780 * tree-ssa-pre.c (create_expression_by_pieces): Use
11781 force_gimple_operand on result of fold.
11783 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
11785 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11786 of closing parenthesis.
11788 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
11790 * builtins.c (expand_movstr): Update a call to
11791 fold_builtin_strcpy.
11792 (expand_builtin_strncpy): Update a call to
11793 fold_builtin_strncpy.
11794 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
11795 arguments of CALL_EXPR.
11796 (fold_builtin_1): Update calls to fold_builtin_strcpy and
11797 fold_builtin_strncpy.
11798 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11799 * tree.h: Update the prototypes of fold_builtin_strcpy and
11800 fold_builtin_strncpy.
11802 2005-03-16 Steven Bosscher <stevenb@suse.de>
11803 Dorit Naishlos <dorit@il.ibm.com>
11805 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
11806 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
11809 2005-03-16 Steven Bosscher <stevenb@suse.de>
11811 * tree-inline.c (walk_type_fields, walk_tree,
11812 walk_tree_without_duplicates): Move from here...
11813 * tree.c: ...to here.
11815 2005-03-15 Zack Weinberg <zack@codesourcery.com>
11817 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
11818 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11819 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11820 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
11821 (version): Define using $(BASEVER_c).
11822 (Makefile, config.status, build/gcov-iov.o): No longer depends on
11824 (version.o): Depend on version files; add custom generation command.
11825 (prefix.o): Define BASEVER on command line.
11826 (s-iov): Depend on version files; adjust command.
11827 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
11829 (gcc-vers.texi): New rule.
11830 (doc/%.info, doc/%.dvi): Add -I . to command line.
11831 (doc/gccinstall.dvi): Likewise.
11832 (PACKAGE): Delete. All uses replaced with "gcc".
11833 * aclocal.m4: Do not include gcc-version.m4.
11834 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
11835 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
11836 Set is_release based on contents of DEV-PHASE.
11837 Set gcc_version based on contents of BASE-VER.
11838 Define WIN32_REGISTRY_KEY only if the user overrode the default.
11839 * config.in, configure: Regenerate.
11840 * gccbug.in: Determine version of GCC in use at runtime.
11841 * gcov-iov.c: Get version number and development phase from
11842 command line, not by including version.c.
11843 * intl.c: Replace all uses of PACKAGE with "gcc".
11844 * libada-mk.in: Delete unused "gcc_version" variable.
11845 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
11846 * version.c: (VERSUFFIX): New hook for redistributors; adjust
11847 commentary to match.
11848 (version_string): Put together from pieces.
11849 * config/alpha/x-vms: Do not use $(gcc_version).
11850 * config/i386/t-nwld: Likewise.
11851 * doc/include/gcc-common.texi: Include gcc-vers.texi for
11852 version-GCC and DEVELOPMENT.
11854 2005-03-15 Roger Sayle <roger@eyesopen.com>
11856 PR tree-optimization/17454
11857 * tree.c (tree_size): Add case for TREE_BINFO.
11858 * fold-const.c (fold_checksum_tree): Only clear the overloaded
11859 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
11861 2005-03-15 Roger Sayle <roger@eyesopen.com>
11863 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
11864 op1 whilst expanding the signed widenening multiply variant.
11866 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
11868 * toplev.c (display_target_options): Avoid unused variable warning if
11869 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
11870 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
11871 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
11872 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
11873 (mips_isa_info): New variable.
11874 (mips_parse_cpu): Remove the first argument and leave the caller
11876 (TARGET_HANDLE_OPTION): Override default.
11877 (mips_handle_option): New function. Move option validation code from...
11878 (override_options): ...here. Update calls to mips_parse_cpu.
11879 * config/mips/mips.h (mips_arch_string, mips_tune_string)
11880 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
11881 (SUBTARGET_TARGET_OPTIONS): Delete.
11882 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
11883 (mno-flush-func, mtune=): New options.
11885 2005-03-15 Roger Sayle <roger@eyesopen.com>
11886 Richard Henderson <rth@redhat.com>
11888 * real.c (c4x_single_format, c4x_extended_format): Provide values
11889 for signbit_ro for c4x's single and extended floating point formats.
11890 * optabs.c (expand_copysign): Use the floating point format's
11891 signbit_ro for expanding via expand_copysign_absneg, and it's
11892 signbit_rw field for expanding via expand_copysign_bit.
11894 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
11896 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
11897 known_alignment_for_access_p.
11898 (known_alignment_for_access_p): New.
11899 (do_peeling_for_alignment): Field made int instead of bool and renamed
11900 to peeling_for_alignment.
11901 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
11902 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
11903 functionality used to be in vect_analyze_operations.
11904 (vect_analyze_operations): Code to determine vectorization factor was
11905 moved to vect_determine_vectorization_factor.
11906 (vect_enhance_data_refs_alignment): Update to correct alignment when it
11907 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
11909 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
11910 be part of vect_analyze_operations).
11911 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
11912 creating the guard condition, as the number of iterations may be
11914 (slpeel_tree_peel_loop_to_edge): Use new name of
11915 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
11916 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
11917 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
11918 (vect_do_peeling_for_alignment): Use fold.
11919 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
11921 (vect_update_inits_of_dr): Renamed to
11922 vect_update_init_of_dr.
11923 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
11924 (vectorizable_store): Fix assertion to use == instead of =.
11926 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
11928 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
11929 call_used_regs for wCG registers.
11931 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
11933 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11934 for non-offsettable memory references to cope with outstanding reload
11935 replacements, take 2.
11937 2005-03-15 Uros Bizjak <uros@kss-loka.si>
11940 * config/i386/i386.h (x86_fisttp): New.
11941 (TARGET_FISTTP): New macro.
11942 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
11943 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
11944 instruction when fisttp flag is set.
11945 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
11947 * config/i386/i386.md (type attribute): Add fisttp.
11948 (unit attribute): Set to i387 for fisttp type.
11949 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
11950 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
11952 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
11953 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
11955 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
11956 patterns for TARGET_FISTTP. Enable patterns for
11957 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
11958 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
11959 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
11960 implement fisttp x87 insn.
11961 (fix_trunc*_i387_fisttp splitters): New patterns.
11962 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
11963 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
11964 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
11966 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
11967 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
11968 Implement using mode macros. Disable patterns for TARGET_FISTTP.
11969 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
11970 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
11971 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
11972 Disable patterns for TARGET_FISTTP.
11973 (fix_trunc*_i387 splitters): Implement usign mode macros.
11974 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
11975 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
11976 (fix_trunx*_sse peephole2s): Implement using mode macros.
11978 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
11980 PR rtl-optimization/20291
11981 * combine.c (try_combine): If splitting fails, re-try with
11982 original combined pattern, i.e. before clobber stripping.
11984 2005-03-14 Eric Christopher <echristo@redhat.com>
11986 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
11987 STACK_GROWS_DOWNWARD.
11989 2005-03-14 Roger Sayle <roger@eyesopen.com>
11991 * real.h (struct real_format): Split the signbit field into two
11992 two fields, signbit_ro and signbit_rw.
11993 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
11994 mips_double_format, ieee_extended_motorola_format,
11995 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
11996 ieee_extended_intel_128_format, ibm_extended_format,
11997 mips_extended_format, ieee_quad_format, mips_quad_format,
11998 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
11999 i370_double_format, c4x_single_format, c4x_extended_format,
12000 real_internal_format): Update initializers for new field.
12001 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
12002 real_format structure.
12003 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
12004 field of the real_format structure.
12006 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
12008 Fix PR tree-optimization/20458
12010 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
12011 DECL_EXTERNAL on STRUCT_FIELD tags.
12012 (clear_call_clobbered): Ditto.
12013 * tree-ssa-operands.c (note_addressable): Make sure the original
12014 variable doesn't slip into the addressable list if we have
12016 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
12019 2005-03-14 Geoffrey Keating <geoffk@apple.com>
12021 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
12022 (-fwide-exec-charset): Likewise.
12023 (-finput-charset): Likewise.
12024 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
12025 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
12026 * c.opt (Wnormalized): New.
12028 2005-03-14 Devang Patel <dpatel@apple.com>
12030 * doc/invoke.texi: Add reference to Visibility document.
12032 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12034 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
12035 MASK_SPLIT_ADDRESSES.
12036 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
12037 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
12038 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
12039 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
12040 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
12041 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
12042 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12043 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
12044 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
12045 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
12046 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
12047 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
12048 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
12049 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
12050 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
12051 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
12052 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
12053 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
12054 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
12055 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
12056 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
12057 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
12058 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
12059 (TARGET_EXPLICIT_RELOCS): Delete.
12060 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
12061 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
12062 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12063 (override_options): Set MASK_LONG64 if -mint64 is given and no
12064 -mlongXX option is. Complain about -mint64 -mlong32.
12065 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
12066 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
12067 * config/mips/mips.opt: New file.
12069 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12071 * config.gcc (extra_options): New variable for listing option files.
12072 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
12073 * configure.ac (extra_opt_files): New AC_SUBST variable.
12074 (tm_file_list, tm_include_list): Include options.h first.
12075 * configure: Regenerate.
12076 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
12077 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
12078 (s-options-h): New rule.
12079 (options.h): Depend on it.
12080 (TEXI_GCCINT_FILES): Add options.texi.
12081 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
12082 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
12083 * target.h (gcc_target): Add default_target_flags and handle_option.
12084 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
12085 (TARGET_HANDLE_OPTION): New macros.
12086 (TARGET_INITIALIZER): Include them.
12087 * opt-functions.awk (opt_args, nth_arg): New functions.
12088 (switch_flags): Handle the "Target" flag.
12089 (var_args): Delete.
12090 (var_name): Use opt_args and nth_arg.
12091 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
12092 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
12093 macros for the "Mask" and "InverseMask" options.
12094 * opts.h (cl_var_cond): New enum.
12095 (cl_option): Replace the "has_set_value" and "set_value" fields with
12096 "var_cond" and "var_value".
12097 (CL_TARGET): New macro.
12098 (option_enabled, print_filtered_help): Declare.
12099 (decode_options): Move definition.
12100 * opts.c (handle_option): Search for the original option before
12101 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
12102 var_cond and var_value fields. Use targetm.handle_option to handle
12104 (decode_options): Set target_flags to targetm.default_target_flags.
12105 (print_filtered_help): Make global. Handle CL_TARGET.
12106 (option_enabled): New function.
12107 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
12108 (display_target_options, set_target_switch, print_switch_values)
12109 (default_pch_valid_p): Guard uses of target_switches with
12110 #ifdef TARGET_SWITCHES. Also...
12111 (display_target_options): Display the CL_TARGET entries in cl_options.
12112 (set_target_option): Don't complain about the "" option when
12113 TARGET_SWITCHES is undefined.
12114 (print_switch_values): Use option_enabled.
12115 (default_pch_valid_p): Check cl_options[] when looking for something
12116 that has changed the value of target_flags.
12117 * c.opt: Remove documentation from top of file.
12118 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
12119 * doc/sourecebuild.texi: Refer to the new options documentation
12120 instead of c.opt. Document machine-specific .opt files.
12121 * doc/tm.texi (target_flags): Say that this variable is declared
12123 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
12124 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
12126 * doc/options.texi: New file.
12128 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12130 PR middle-end/18628
12131 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
12134 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12137 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
12138 temporary variable of pointer type if an lvalues is required.
12139 (gimplify_modify_expr_rhs): Request an rvalue from it.
12140 (gimplify_expr): Pass fallback on.
12142 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12144 * cfgbuild.c: Update comments.
12146 2005-03-14 Roger Sayle <roger@eyesopen.com>
12148 PR rtl-optimization/17236
12149 * optabs.c (expand_doubleword_mult): New helper function split out
12150 from expand_binop. Permute the order in which instructions are
12151 emitted to minimize the number of simultaneously live registers.
12152 (expand_binop): Call expand_doubleword_mult to synthesize a double
12153 word multiplication.
12155 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12157 * basic-block.h: Update the prototypes of cached_make_edge and
12159 * cfg.c (cached_make_edge): Take edge_cache representing one
12160 row of the adjacency matrix of edges.
12161 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
12162 (make_edges): Initialize edge_cache to represent one row of
12163 the adjacency matrix of edges.
12165 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12167 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
12169 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
12170 Remove unused removed_phis variable.
12171 (conditional_replacement): Use build1/build2.
12172 (abs_replacement): Use last_and_only_stmt and build1/build2.
12174 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12176 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
12177 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
12178 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
12179 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
12180 * c-common.c (handle_novops_attribute): New function.
12181 (c_common_attribute_table): Add "no vops" entry.
12182 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
12183 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
12184 * tree-ssa-operands.c (get_call_expr_operands): Do not
12185 create virtual operands for calls with ECF_NOVOPS flag.
12186 * tree.h (DECL_IS_NOVOPS): New macro.
12187 (struct tree_decl): Add novops_flag.
12188 (ECF_NOVOPS): New constant.
12190 2005-03-14 Uros Bizjak <uros@kss-loka.si>
12193 * config/i386/i386.c (x86_use_himode_fiop): New.
12194 (x86_use_simode_fiop): Rename from x86_use_fiop.
12195 * config/i386/i386.h (x86_use_himode_fiop): Declare.
12196 (TARGET_USE_HIMODE_FIOP): New.
12197 (x86_use_simode_fiop): Rename from x86_use_fiop.
12198 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
12200 * config/i386/i386.md (X87MODEI12): New mode macro define.
12201 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
12202 to implement x87 FP compare with HImode input operands.
12203 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
12204 Use X87MODEI12 mode macro to handle HImode input operands.
12205 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
12206 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
12207 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
12208 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
12209 macro to implement x87 operators with HImode input operands.
12210 (fop splitters): Use X87MODEI12 mode macro to handle HImode
12213 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12215 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
12217 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
12218 constants invariant.
12220 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12222 * basic-block.h (BB_VISITED): Removed.
12223 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
12225 2005-03-14 Falk Hueffner <falk@debian.org>
12228 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
12230 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12232 * ggc-zone.c: Fix comment typos.
12234 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
12235 stringpool.c, config/mips/mips-protos.h: Update copyright.
12237 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12239 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
12240 throughout with its typedef, "rtx".
12241 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
12242 (rs6000_tls_symbol_ref_1): Remove inline keyword.
12243 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
12244 regs in comment to match code.
12246 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12248 * except.c (check_handled): Make it static.
12249 * except.h: Remove the corresponding prototype.
12251 * function.c (get_func_frame_size): Make it static.
12252 * function.h: Remove the corresponding type.
12254 * regclass.c (reg_class_superclasses, reg_class_subclasses):
12256 * hard-reg-set.h: Remove the corresponding declarations.
12258 * tree-cfg.c (verify_stmts): Check that
12259 bb_for_stmt (stmt) == bb for every PHI node and statement.
12261 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12263 * config.gcc: Remove excess indentation.
12264 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
12266 2005-03-13 Roger Sayle <roger@eyesopen.com>
12268 PR middle-end/19331
12269 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
12270 * fold-const.c (fold_sign_changed_comparison): Likewise.
12271 (fold_binary): Optimize comparisons against widened operands if
12272 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
12274 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12276 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
12277 (sparc_override_options): Initialize it.
12278 (sparc_struct_value_rtx): Set it on the MEM to be returned.
12280 2005-03-13 David Edelsohn <edelsohn@gnu.org>
12282 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
12283 (reg_or_none500mem_operand): New predicate.
12284 (zero_reg_mem_operand): New predicate.
12285 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
12286 to reg_or_none500mem_operand.
12287 (extendsfdf2_fpr): Add MEM alternative.
12288 (extenddftf2_internal): Change operand2 predicate to
12289 zero_reg_mem_operand.
12291 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12293 * ggc-zone.c: Rewritten.
12295 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
12297 * configure.ac: Define GGC_ZONE for --with-gc=zone.
12298 * config.in: Regenerated.
12299 * configure: Regenerated.
12300 * gengtype.c (write_types_process_field, write_func_for_structure):
12301 Pass new argument to gt_pch_note_object.
12302 * ggc-common.c (struct ptr_data): Add TYPE.
12303 (gt_pch_note_object): Take TYPE argument and save it.
12304 (call_count): Update call to ggc_pch_count_object.
12305 (call_alloc): Update call to ggc_pch_alloc_object.
12306 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
12308 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
12309 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
12310 (ggc_alloc_zone_stat): Delete.
12311 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
12312 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
12313 (ggc_pch_alloc_object): Update prototypes.
12314 (garbage_zone): Delete.
12315 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
12316 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
12318 (tree_id_zone): New variable.
12319 (ggc_alloc_cleared_zone): Remove unused.
12320 (ggc_alloc_zone): Define.
12321 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
12322 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
12323 ggc_alloc_zone_stat.
12324 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
12325 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
12326 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
12327 (make_node_stat): Likewise. Use tree_id_zone.
12329 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12330 Joseph S. Myers <joseph@codesourcery.com>
12332 * configure.ac: Check for MIPS TLS.
12333 * configure: Regenerated.
12334 * config/mips/mips-protos.h (enum mips_symbol_type): Add
12335 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
12336 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
12337 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
12338 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
12339 (mips_classify_symbol, mips_symbolic_constant_p)
12340 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
12341 (mips_tls_operand_p, mips_call_tls_get_addr)
12342 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
12343 (mips_tls_symbol_ref_1): New functions.
12344 (mips_legitimize_address, mips_legitimize_const_move): Call
12345 mips_legitimize_tls_address.
12346 (override_options): Handle V1_REG and TLS symbols. Disable TLS
12348 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
12349 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
12350 (mips_char_to_class): Document V1_REG.
12351 (HAVE_AS_TLS): Provide default.
12352 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
12354 (load_got<mode>): Renamed from *load_got<mode>. Allow when
12356 (tls_get_tp_<mode>): New instruction.
12358 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12360 * configure.ac: Update checks for target tools.
12361 * configure: Regenerated.
12363 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12365 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
12367 2005-03-13 Roger Sayle <roger@eyesopen.com>
12369 * expmed.c (expand_mult): Use synthetic multiplication sequences for
12370 more classes of DImode multiplication by constant. Allow both
12371 multiplication by small negative constants (by performing a
12372 multiplication by a positive constant and negating the result) and
12373 multiplications by large powers of two, by using a left shift.
12375 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12377 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
12378 of basic blocks into work_stack.
12380 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
12381 config/mips/vr.h: Update copyright.
12383 * c-decl.c (c_init_decl_processing): Remove useless calls to
12384 build_function_type.
12386 * builtins.c (fold_trunc_transparent_mathfn,
12387 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
12388 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12389 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
12390 fold_builtin_strcpy, fold_builtin_strncpy,
12391 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
12394 * builtins.c (expand_builtin_mathfn_3): Remove local variable
12397 * lambda-code.c (lambda_compute_auxillary_space): Remove local
12398 variable determinant.
12400 * tree-cfg.c (group_case_labels): Remove local variable type.
12402 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
12405 * tree-ssa-phiopt.c (value_replacement): Remove local variable
12408 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
12411 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
12412 (*movmemqi_insn): Delete.
12413 (*movmemhi): Delete.
12415 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12417 * builtins.c (fold_builtin_classify): Take decomposed
12418 arguments of CALL_EXPR.
12419 (fold_builtin_1): Update a call to fold_builtin_classify.
12421 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
12424 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
12425 through into call to parser_xref_tag after parse error.
12426 (c_parser_struct_declaration): Consistently return NULL_TREE on
12429 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
12431 * tree-flow-inline.h (ref_contains_array_ref): New function.
12432 (lookup_subvars_for_var): Ditto.
12433 (get_subvars_for_var): Ditto.
12434 (var_can_have_subvars): Ditto.
12436 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
12437 (struct subvar): New type.
12439 * tree-dfa.c (okay_component_ref_for_subvars): New function.
12441 * tree-optimize.c (init_tree_optimization_passes): Call
12442 pass_create_structure_vars.
12444 * tree-ssa-alias.c: Include vec.h.
12445 (init_alias_info): Don't auto-clear call clobbered on struct-field
12447 (compute_flow_insensitive_aliasing): Handle subvars.
12448 (group_aliases): Handle STRUCT_FIELD aliases.
12449 (setup_pointers_and_addressables): Ditto.
12450 Don't mark variables non-addressable if they still have
12451 addressable subvars.
12452 Also mark subvars addressable when the real variable is marked
12454 (add_pointed_to_var): Try to prune the pointed-to set by only
12455 pointing to subvars when possible.
12456 Otherwise, make sure we set addresses_needed and pt_vars to
12457 properly include subvars.
12458 (bitpos_of_field): New function.
12459 (push_fields_onto_fieldstack): Ditto.
12460 (get_or_create_used_part_for): Ditto.
12461 (create_overlap_variables_for): Ditto.
12462 (find_used_portions): Ditto.
12463 (create_structure_vars): Ditto.
12464 (pass_create_structure_vars): New structure.
12466 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
12467 (get_expr_operands): Handle subvars. Also try to turn
12468 COMPONENT_REF accesses into must-defs now that we can accurately
12470 (note_addressable): Try to only mark as addressable those subvars
12471 we know a COMPONENT_REF touches.
12472 (overlap_subvar): New function.
12474 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
12475 Handle subvar storing.
12476 (vect_address_analysis): Update caller of vect_object_analysis.
12478 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
12480 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
12481 (STMT_VINFO_SUBVARS): New macro.
12483 * common.opts: add flag_tree_salias.
12485 * opts.c (decode_options): flag_tree_salias defaults to on.
12487 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
12489 * doc/tree-ssa.texi: Document structural alias analysis.
12491 2005-03-12 Steven Bosscher <stevenb@suse.de>
12493 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
12494 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
12495 * tree-ssa-operands.c (get_expr_operands): Likewise.
12496 (get_expr_operands): Likewise for ERROR_MARK.
12498 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12500 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
12503 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
12506 * tree-ssa-pre.c (compute_avail): Remove local variable val.
12507 (mark_operand_necessary): Remove local variable ver.
12509 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
12510 variable prefix_len.
12512 * value-prof.c (mod_subtract_transform): Remove local variable
12515 * builtins.c (fold_builtin_exponent): Take decomposed
12516 arguments of CALL_EXPR.
12517 (fold_builtin_1): Update a call to fold_builtin_exponent.
12519 * builtins.c (fold_builtin_logarithm): Take decomposed
12520 arguments of CALL_EXPR.
12521 (fold_builtin_1): Update a call to fold_builtin_logarithm.
12523 * c-decl.c (c_init_decl_processing): Remove local variables
12524 ptr_ftype_void and ptr_ftype_ptr.
12526 * gimplify.c (gimplify_expr): Remove local variables r0 and
12529 * reg-stack.c (move_for_stack_reg): Remove local variable
12531 (compare_for_stack_reg): Remove local variable flags_user.
12532 (convert_regs_1): Remove local variable deleted.
12534 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
12536 (combine_blocks): Remove local variables exits and new_e.
12538 * tree-inline.c (expand_call_inline): Remove local variable
12541 * tree-ssa-live.c (create_ssa_var_map,
12542 calculate_live_on_entry): Remove local variable snn.
12544 2005-03-12 Geoffrey Keating <geoffk@apple.com>
12546 * c-lex.c (c_lex_with_flags): Add parameter to call to
12549 2005-03-11 Per Bothner <per@bothner.com>
12551 * c-tree.h (struct c_declarator): New id_loc field.
12552 * c-pragma.h (c_lex_with_flags): Take position reference.
12553 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
12554 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
12555 (c_lex): Pass dummy location to c_lex_with_flags.
12556 * c-parser.c (c_lex_one_token): Set c_token's location using
12557 c_lex_with_flags, instead of input_location, which might be "ahead".
12558 (c_parser_direct_declarator): Set declarator's id_loc from
12560 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
12561 declarator's id_loc, rather than probably-imprecise input_location.
12562 (build_id_declarator): Initialize c_declarator's id_loc field.
12564 2005-03-11 Roger Sayle <roger@eyesopen.com>
12566 PR middle-end/20419
12567 * builtins.c (expand_builtin_signbit): Force the signbit's word
12568 into an integer register to avoid SUBREGs of floating point modes.
12570 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12572 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
12573 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
12574 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
12575 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
12577 2005-03-11 David Edelsohn <edelsohn@gnu.org>
12579 PR rtl-optimization/20306
12580 * expr.c (emit_move_complex): Set try_int false if mode is
12581 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
12582 emit_block_move if try_int is true.
12584 2005-03-11 Richard Henderson <rth@redhat.com>
12587 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
12588 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
12591 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12593 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
12594 (TARGET_FIX_VR4130): New macro.
12595 (TARGET_OPTIONS): Add -mfix-vr4130.
12596 (ISA_HAS_MACCHI): New macro.
12597 (ASM_SPEC): Add -mfix-vr4130.
12598 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
12599 (override_options): Handle mips_fix_vr4130_string.
12600 (mips_avoid_hazards): Clear all_noreorder_p
12601 if we're working around VR4130 errata and the macc alternatives
12603 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
12604 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
12605 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
12606 (MULTILIB_DEFAULTS): Remove leading "march=".
12607 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
12608 if no architecture option is given.
12609 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
12611 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
12612 * doc/invoke.texi: Document -mfix-vr4130.
12614 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12616 * config/mips/mips.c (override_options): Only warn about -mint64
12617 deprecation if TARGET_INT64.
12619 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12621 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
12622 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
12623 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
12624 are non-specific regarding the nonnull parameter positions.
12625 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
12626 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
12627 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
12628 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
12630 * builtins.def: Use the non-specific "nonnull" attibute lists.
12632 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12634 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12635 single_pred_edge, single_succ, single_pred): Improve comments.
12637 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12639 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12640 single_pred_edge, single_succ, single_pred): New inline functions.
12641 * bb-reorder.c (rotate_loop, find_traces_1_round,
12642 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
12643 duplicate_computed_gotos): Use the single_succ/pred functions.
12644 * cfganal.c (forwarder_block_p): Ditto.
12645 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
12646 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12647 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
12648 merge_seq_blocks): Ditto.
12649 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
12650 * cfglayout.c (fixup_reorder_chain): Ditto.
12651 * cfgloop.c (mark_single_exit_loops, update_latch_info,
12652 canonicalize_loop_headers, verify_loop_structure): Ditto.
12653 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
12654 mfb_update_loops, create_preheader, force_single_succ_latches,
12655 create_loop_notes): Ditto.
12656 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12657 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
12658 commit_one_edge_insertion, purge_dead_edges,
12659 cfg_layout_can_merge_blocks_p): Ditto.
12660 * except.c (sjlj_emit_function_enter): Ditto.
12661 * flow.c (init_propagate_block_info): Ditto.
12662 * function.c (thread_prologue_and_epilogue_insns): Ditto.
12663 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
12664 insert_insn_end_bb): Ditto.
12665 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
12666 find_if_case_2): Ditto.
12667 * lambda-code.c (perfect_nestify): Ditto.
12668 * lcm.c (optimize_mode_switching): Ditto.
12669 * loop-doloop.c (doloop_modify): Ditto.
12670 * loop-init.c (loop_optimizer_init): Ditto.
12671 * loop-iv.c (simplify_using_initial_values): Ditto.
12672 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12673 * loop-unswitch.c (unswitch_loop): Ditto.
12674 * modulo-sched.c (generate_prolog_epilog): Ditto.
12675 * predict.c (combine_predictions_for_insn, estimate_probability,
12676 tree_estimate_probability, last_basic_block_p,
12677 estimate_bb_frequencies): Ditto.
12678 * profile.c (branch_prob): Ditto.
12679 * regrename.c (copyprop_hardreg_forward): Ditto.
12680 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
12681 * tracer.c (layout_superblocks): Ditto.
12682 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
12683 cfg_remove_useless_stmts_bb, cleanup_control_flow,
12684 cleanup_control_expr_graph, disband_implicit_edges,
12685 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
12686 tree_verify_flow_info, tree_make_forwarder_block,
12687 tree_forwarder_block_p, remove_forwarder_block,
12688 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
12689 * tree-if-conv.c (tree_if_conversion): Ditto.
12690 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12691 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
12692 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
12693 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12694 copy_loop_headers): Ditto.
12695 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
12696 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
12697 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
12698 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
12699 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
12700 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
12701 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
12702 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
12703 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
12704 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
12705 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
12706 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
12707 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12708 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
12709 slpeel_add_loop_guard): Ditto.
12711 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
12713 PR tree-optimization/15784
12714 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12717 * stmt.c (expand_case): Don't change index_type. Convert minval
12718 to the proper type.
12720 PR tree-optimization/20130
12721 * fold-const.c (fold): Fold x * -1 into -x.
12723 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
12725 PR rtl-optimization/20331
12726 * rtlanal.c (modified_between_p): Check its address first for MEM.
12727 (modified_in_p): Likewise.
12729 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
12731 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
12733 2005-03-10 Steven Bosscher <stevenb@suse.de>
12735 * expr.c (expand_expr_real_1): If possible, use a conditional
12736 move for expanding MIN_EXPR and MAX_EXPR.
12737 Use temp for moving around rtx-en.
12739 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
12742 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
12745 2005-03-10 Roger Sayle <roger@eyesopen.com>
12747 * builtins.c (expand_builtin_signbit): Extend to handle floating
12748 point modes wider than the largest integer type, using the
12749 operand_subword_force function to obtain the signbit's word.
12751 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12754 * combine.c (try_combine): If recog_for_combine added CLOBBERs
12755 to NEWI2PAT, fail to combine if they are used by NEWPAT.
12757 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
12759 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
12761 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
12763 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
12765 (perform_edge_inserts): Unconditionally call
12766 free_dominator_info.
12768 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
12770 2005-03-10 Bob Wilson <bob.wilson@acm.org>
12772 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
12774 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
12776 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
12778 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
12780 (rtl_register_value_prof_hooks,
12781 tree_value_profile_transformations,
12782 tree_register_value_prof_hooks): Likewise.
12783 * var-tracking.c (stack_adjust_offset_pre_post,
12784 variable_htab_free, variable_union, dataflow_set_different_2,
12785 count_uses, variable_was_changed, set_frame_base_location,
12786 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
12787 vt_add_function_parameters): Likewise.
12788 * varasm.c (named_section_real, named_section, make_decl_rtl,
12789 asm_emit_uninitialised, assemble_integer, decode_addr_const,
12790 const_hash_1, compare_constant, copy_constant, force_const_mem,
12791 output_constant_pool_2, output_constant_pool_1, output_constant,
12792 output_constructor, make_decl_one_only, decl_tls_model,
12793 default_no_named_section, default_elf_select_section_1,
12794 default_unique_section_1): Likewise.
12795 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
12796 * vmsdbgout.c (addr_const_to_string): Likewise.
12799 * function.c (struct assign_parm_data_one): Remove last_named
12801 (assign_parm_find_data_types): Don't determine last_named.
12802 Reorder named_parm determination.
12803 (assign_parms): Only setup varargs on the last non-varadic
12806 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
12808 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
12809 sda base address on medium model.
12811 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
12813 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
12814 * cfgloop.c (flow_loop_nodes_find): Export.
12815 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
12817 * cfgloopmanip.c (fix_loop_structure): New function.
12818 * predict.c (predict_loops): Clean up the loops information.
12819 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
12820 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
12822 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
12823 (rewrite_into_loop_closed_ssa): Declaration changed.
12824 * tree-loop-linear.c (linear_transform_loops): Add argument to
12825 rewrite_into_loop_closed_ssa call.
12826 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12827 * tree-ssa-loop-im.c (move_computations): Ditto.
12828 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
12829 * tree-vectorizer.c (vectorize_loops): Ditto.
12830 * tree-optimize.c: Include cfgloop.h.
12831 (execute_todo): Choose whether to call cleanup_tree_cfg or
12832 cleanup_tree_cfg_loop.
12833 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
12834 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
12835 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
12836 cleanup_tree_cfg_loop call.
12837 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
12838 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
12839 work on part of cfg.
12841 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12843 PR inline-asm/20314
12844 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
12845 with multiple alternatives.
12847 * stmt.c (parse_output_constraint): Fix a typo.
12849 2005-03-09 Bob Wilson <bob.wilson@acm.org>
12851 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
12852 assembly directive instead of deprecated "no-generics".
12854 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
12856 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12857 for non-offsettable memory references to cope with outstanding reload
12859 * config/s390/s390.md ("reload_outti"): Call find_replacement to
12860 avoid losing outstanding address reloads.
12861 ("reload_outdi", "reload_outdf"): Likewise.
12863 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12865 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
12866 code. Add more cbrt transformations.
12868 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12870 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
12872 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12874 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
12875 NULL_TREE when a given tree is not simplified.
12876 (fold): Return the original tree when any of the functions
12877 mentioned above NULL_TREE.
12879 * fold-const.c (fold_unary, fold_binary): Take decomposed
12880 arguments, code, type, op0, and op1 in case of fold_binary.
12881 (fold): Update calls to fold_unary and fold_binary.
12883 2005-03-09 Roger Sayle <roger@eyesopen.com>
12885 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
12886 a fndecl and an arglist instead of a CALL_EXPR, exp.
12888 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12890 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
12892 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
12894 * expr.c (expand_assignment): Remove orig_to_rtx.
12896 * fold-const.c (int_const_binop): Remove no_overflow.
12898 * ifcvt.c (noce_emit_move_insn): Remove inmode.
12900 * loop-iv.c (get_biv_step_1): Remove lhs.
12902 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
12904 * real.c (real_nan): Remove neg.
12906 * function.c (thread_prologue_and_epilogue_insns): Remove i
12909 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
12912 * tree-eh.c (tree_could_trap_p): Remove idx.
12914 * tree-into-ssa.c (ann): Remove ann.
12916 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
12918 * tree-sra.c (decide_block_copy): Remove inst_count.
12920 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
12922 * tree-ssa-loop-im.c (lhs): Remove.
12924 * cfgbuild.c (state, STATE, SET_STATE,
12925 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
12927 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
12928 (find_basic_blocks): Set the state of each basic block to
12931 2005-03-08 Jeff Law <law@redhat.com>
12933 * tree-cfg.c (cleanup_control_flow): If removal of a computed
12934 goto results in the removal of edges in the CFG, then we need
12935 to recompute dominators.
12937 2005-03-09 Ben Elliston <bje@au.ibm.com>
12939 * c-common.c (c_do_switch_warnings): Comment fix.
12941 2005-03-08 Julian Brown <julian@codesourcery.com>
12943 * Patch from 2005-03-08 reverted for causing regressions and
12944 ppc-darwin bootstrap failure.
12946 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
12948 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
12949 Define the real function for ppc-darwin.
12950 * c-typeck.c (convert_arguments): Check for target-specific
12951 invalid argument call to unprototyped function.
12952 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12954 * target.h (invalid_arg_for_unprototyped_fn): New field
12956 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
12957 default target hook.
12958 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
12961 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12963 * c-typeck.c (constructor_stack, constructor_range_stack,
12964 initializer_stack): Make them static.
12966 * cfg.c (rbi_pool): Make it static.
12968 * gimple-low.c (lower_stmt_body): Make it static.
12969 * tree-flow.h: Remove the corresponding prototype. Don't
12970 declare lower_data.
12972 * sched-deps.c (cache_size): Make it static.
12974 * stor-layout.c (lang_adjust_rli): Make it static.
12976 2005-03-08 Julian Brown <julian@codesourcery.com>
12978 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12979 from being used for symbols with vague linkage when
12980 HAVE_GAS_COMDAT_GROUP is true.
12982 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
12984 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
12985 nlabel == JUMP_LABEL (jump).
12987 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12989 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
12990 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
12991 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
12992 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
12994 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
12997 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
12998 * c-common.c (handle_returns_twice): New function.
12999 (c_common_attribute_table): Declare eturns_twice' attribute.
13000 * doc/extend.texi: Document eturns_twice' attribute.
13001 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
13002 (struct tree_decl): Add returns_twice_flag.
13004 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13006 * tree-ssa-phiopt.c: Fix a comment typo.
13008 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
13009 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
13010 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
13013 2005-03-08 Richard Henderson <rth@redhat.com>
13015 * config/alpha/alpha.c (code_for_builtin): Replace special-case
13016 builtin codes with ctzdi2, clzdi2, popcountdi2.
13017 (struct alpha_builtin_def): Add is_const.
13018 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
13019 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
13020 (alpha_init_builtins): Init them. Set nothrow and const attributes
13022 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
13023 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
13024 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
13025 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
13026 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
13027 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
13028 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
13029 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
13030 (TARGET_FOLD_BUILTIN): New.
13031 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
13032 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
13034 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
13036 2005-03-08 Ira Rosen <irar@il.ibm.com>
13038 PR tree-optimization/20122
13039 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
13040 condition of access function instead of base.
13042 2005-03-07 Jeff Law <law@redhat.com>
13043 Steven Bosscher <stevenb@suse.de>
13045 * tree-cfg.c (find_taken_edge_computed_goto): New function.
13046 (find_taken_edge): Call find_taken_edge_computed_goto as
13047 appropriate. Allow any gimple invariant rather than just
13048 INTEGER_CST for VAL.
13049 (cleanup_control_flow): Cleanup a computed goto which has turned
13050 into a simple goto.
13051 (tree_merge_blocks): If block B has any forced labels, move
13052 them to the start of block A.
13053 * tree-ssa-dom.c (thread_across_edge): Allow threading across
13054 computed gotos as well.
13055 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
13056 removal of unnecessary computed gotos too.
13057 (lookup_redirection_data): Fix type of INSERT argument. Callers
13060 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13062 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
13063 Remove trailing spaces.
13065 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
13066 unshare_all_trees): Make them static.
13067 * tree-gimple.h: Remove the corresponding prototypes.
13069 * diagnostic.h: Remove unused prototype
13070 debug_output_buffer.
13071 * modulo-sched.c: Remove unused prototype
13072 set_row_column_for_ps.
13074 * tree-ssa-phiopt.c (tree_ssa_phiopt,
13075 replace_phi_edge_with_variable): Remove unused variable i.
13077 2005-03-07 Per Bothner <per@bothner.com>
13079 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
13081 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
13084 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
13085 bbs on the COND_EXPR instead of the PHI_NODEs.
13086 (candidate_bb_for_phi_optimization): Remove.
13087 (replace_phi_with_stmt): Rename to ...
13088 (replace_phi_edge_with_variable): this and change so that we
13089 replace the phi argument instead of removing the PHI.
13090 (conditional_replacement): Change so we deal with PHI with more
13091 than two arguments.
13092 (value_replacement): Likewise.
13093 (abs_replacement): Likewise.
13095 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
13097 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
13098 output_e500_flip_gt_bit.
13100 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
13102 (rs6000_generate_compare): Fix logic to look at the correct bits.
13103 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
13105 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
13106 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
13107 gen_move_from_CR_gt_bit.
13109 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
13110 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
13111 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
13113 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
13114 (E500_CR_IOR_COMPARE): New constant.
13116 2005-03-08 Earl Chew <earl_chew@agilent.com>
13117 David Billinghurst <David.Billinghurst@riotinto.com>
13119 * config/i386/host-cygwin.c: New file to support precompiled
13121 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
13122 * config.host: Use above files for cygwin host.
13124 2005-03-07 David Edelsohn <edelsohn@gnu.org>
13126 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
13127 ordering ops from earlier change.
13129 2005-03-07 Per Bothner <per@bothner.com>
13131 Various fixes to allow us to again build if --enable-mapped-location:
13132 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
13133 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
13134 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
13135 local variable loc. Change logic appropriately.
13136 * tree-vect-transform.c (vect_finish_stmt_generation): Use
13137 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
13138 * c-parser.c (c_parser_for_statement): Initialize loc variable.
13139 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
13140 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
13142 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
13144 PR rtl-optimization/19683
13145 * reload1.c (choose_reload_regs): Pass the number of bits, not the
13146 number of bytes, to smallest_int_for_mode. Fix arguments to
13147 REG_CANNOT_CHANGE_MODE_P.
13149 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13151 * reorg.c (relax_delay_slots): Check that the jump is
13152 conditional before trying to invert it.
13154 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13156 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
13159 * calls (stack_arg_under_construction): Make it static.
13161 * flow.c (regs_live_at_setjmp): Make it static.
13162 * flow.h: Remove the corresponding prototype.
13164 * reload1.c (reload_startobj, reload_firstobj,
13165 something_needs_operands_changed, reload_inherited,
13166 reload_inheritance_insn, reload_override_in,
13167 reload_spill_index): Make them static.
13169 * recog.c (verify_changes): Make it static.
13170 * recog.h: Remove the corresponding prototype.
13172 * cfgbuild.c (find_sub_basic_blocks): Remove.
13173 * basic-block.h: Remove the corresponding prototype.
13174 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
13176 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
13178 * tree-ssa-operands.c (check_build_stmt): Remove.
13180 * stor-layout.c (set_alignment): Remove.
13181 * tree.h: Remove the corresponding prototype.
13183 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
13185 * tree-ssa-dce.c (control_dependence_map,
13186 visited_control_parents): Make them static.
13188 * cfghooks.c (verify_flow_info): Remove local variable
13191 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
13194 * loop-unswitch.c (unswitch_loop): Remove local variable src.
13196 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
13198 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
13200 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
13202 * config/ia64/hpux.h (LINK_SPEC): Add -z.
13203 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
13204 PARALLEL for an empty structure.
13206 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13208 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
13210 * fold-const.c (fold_binary): Unroll the very first "for"
13213 2005-03-06 David Edelsohn <edelsohn@gnu.org>
13215 * config/rs6000/predicates.md (branch_comparison_operator): Remove
13216 redundant match_code test.
13217 (scc_comparison_operator): Swap match_operand and match_code
13219 (branch_positive_comparison_operator): Same.
13220 (trap_comparison_operator): Use comparison_operator and swap with
13223 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
13226 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
13227 (out_movhi_r_mr): Read low byte of volatile MEM first.
13228 (out_movhi_mr_r): Write high byte of volatile MEM first.
13230 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13232 * cselib.c (reg_values, reg_values_size): Make them static.
13234 * cse.c (cse_reg_info_table): Make it static.
13236 * fold-const.c (fold_unary): Use build1 instead of copy_node.
13238 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
13240 * cse.c (find_best_addr): Use canon_for_address.
13242 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13244 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
13245 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
13246 SUBREG and MEM, respectively.
13248 * fold-const.c (fold_binary): Use code instead of t.
13250 * fold-const.c (optimize_minmax_comparison): Take decomposed
13251 arguments code, type, op0, and op1 instead of t.
13252 (fold_binary): Update a call to optimize_minmax_comparison.
13254 * fold-const.c (fold_range_test): Take decomposed arguments
13255 code, type, op0, and op1 instead of t.
13256 (fold_binary): Update a call to fold_range_test.
13258 * fold-const.c (fold_binary_op_with_conditional_arg): Take
13259 decomposed arguments code, type, op0, and op1 instead of t.
13260 (fold_binary): Update a call to fold_range_test.
13262 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13264 * fold-const.c (fold_binary): Avoid directly using the original
13265 expression t as much as possible.
13267 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13269 * c-semantics.c (build_stmt): Use TYPE_P instead of
13270 IS_NON_TYPE_CODE_CLASS.
13271 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
13272 (NON_TYPE_CHECK): Use TYPE_P instead of
13273 IS_NON_TYPE_CODE_CLASS.
13275 * fold-const.c (fold): Remove handling of binary expressions.
13277 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
13279 * doc/c-tree.texi: Wrap comments in @r{}.
13280 * doc/cpp.texi: Likewise.
13281 * doc/cppinternals.texi: Likewise.
13282 * doc/extend.texi: Likewise.
13283 * doc/md.texi: Likewise.
13284 * doc/objc.texi: Likewise.
13285 * doc/sourcebuild.texi: Likewise.
13286 * doc/tm.texi: Likewise.
13287 * doc/tree-ssa.texi
13289 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13291 * predict.c (apply_return_prediction): Standardize PHI chain
13293 * tree-ssa.c (ssa_redirect_edge): Likewise.
13295 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
13296 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
13299 * tree-phinodes.c (remove_phi_node): Drop the last argument.
13300 * tree-flow.h: Adjust the prototype for remove_phi_node.
13301 * lambda-code.c (perfect_nestify): Adjust a call to
13304 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
13305 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
13307 * tree-ssa-dce.c (remove_dead_phis): Likewise.
13308 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
13309 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
13310 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
13312 * combine.c (simplify_and_const_int): Use gen_int_mode instead
13313 of GEN_INT (trunc_int_for_mode (...)).
13314 * loop-iv.c (iv_number_of_iterations): Likewise.
13315 * postreload.c (reload_cse_move2add): Likewise.
13316 * simplify-rtx.c (simplify_const_unary_operation,
13317 simplify_const_binary_operation): Likewise.
13318 * stor-layout.c (get_mode_bounds): Likewise.
13320 * fold-const.c (fold_binary): New.
13321 (fold): Call fold_binary on binary expressions.
13323 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
13325 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
13326 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
13327 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
13328 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
13329 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
13331 2005-03-04 Devang Patel <dpatel@apple.com>
13333 PR tree-optimization/18815
13334 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13335 loops with zero exit edges.
13337 2005-03-04 Devang Patel <dpatel@apple.com>
13339 * doc/invoke.texi: Remove reference to webpage that does not exist.
13341 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
13342 Joseph S. Myers <joseph@codesourcery.com>
13345 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
13346 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
13347 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
13348 * pa.c (get_plabel): Change argument to symbol_ref. Call
13349 maybe_get_identifier instead of get_identifier.
13350 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
13351 (struct deferred_plabel): Replace name field with symbol field.
13352 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
13353 ASM_OUTPUT_EXTERNAL_REAL is defined.
13354 (output_global_address): Use output_addr_const for output of all
13356 (output_deferred_plabels): Use symbol_ref instead of name for address
13358 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
13359 ASM_OUTPUT_SYMBOL_REF): New macros.
13360 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
13362 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
13365 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
13367 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
13368 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
13370 2005-03-04 Jeff Law <law@redhat.com>
13372 * basic-block.h (rediscover_loops_after_threading): Declare.
13373 * tree-ssa-dom.c: Include cfgloop.h.
13374 (tree_ssa_dominator_optimize): Discover loops and some basic
13375 properties. Remove forwarder blocks recreated by loop header
13376 canonicalization. Also mark backedges in the CFG.
13377 * tree-ssa-threadupdate.c: Include cfgloop.h
13378 (rediscover_loops_after_threading): Define.
13379 (struct local_info): New field, JUMP_THREADED.
13380 (prune_undesirable_thread_requests): New function.
13381 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
13382 then record that fact for the callers of redirct_edges.
13383 (thread_block): If BB has incoming backedges, then call
13384 prune_undesirable_thraed_requests. Note when we are
13385 going to have to rediscover loop information. Return a
13386 boolean indicating if any jumps were threaded.
13387 (thread_through_all_blocks): Bubble up boolean indicating
13388 if any jumps were threaded.
13389 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
13390 (tree-ssa-threadupdate.o): Similarly.
13392 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13394 * fold-const.c (fold_ternary): Unroll the "for" loop to
13397 2005-03-04 Andrew Haley <aph@redhat.com>
13399 * unwind-dw2-fde-glibc.c (struct
13400 unw_eh_callback_data.check_cache): New field.
13401 (frame_hdr_cache): New.
13402 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
13403 Cache frame header info.
13405 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
13407 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
13408 (print_c_condition): Declare.
13409 * read-rtl.c (ptr_loc): New structure.
13410 (ptr_locs, ptr_loc_obstack, joined_conditions)
13411 (joined_conditions_obstack): New variables.
13412 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
13413 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
13414 (join_c_conditions, print_c_condition): New functions.
13415 (apply_macro_to_string): Associate the new string with the same
13416 source location as the old one.
13417 (add_condition_to_string): Use join_c_conditions.
13418 (read_string): Use set_rtx_ptr_loc to record a filename and line
13419 number for the string.
13420 (read_rtx): Initialize the new variables above.
13421 * genattrtab.c (write_test_expr, write_attr_value): Use
13423 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
13424 comment above the GCC_VERSION check.
13425 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
13426 Inline the definition of MAYBE_EVAL.
13427 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
13428 * genoutput.c (process_template): Likewise.
13429 * genpreds.c (write_predicate_subfunction): Likewise.
13430 (write_predicate_expr): Use print_c_condition.
13431 * genrecog.c (write_cond): Likewise.
13432 * gensupport.c (process_rtx): Use join_c_conditions to join the
13433 conditions of a define_insn_and_split. Record a source location
13434 for the string after the "&&".
13435 (alter_test_for_insn): Use join_c_conditions.
13437 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
13440 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
13441 PR tree-optimization/15784
13442 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13445 2005-03-04 Ben Elliston <bje@au.ibm.com>
13447 * gcc.c (option_map): Add --coverage.
13448 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
13449 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
13450 * config/darwin.h: Pass -lgcov for `coverage'.
13451 * doc/invoke.texi (Debugging Options): Document --coverage.
13453 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13455 * gcse.c (bypass_block): Use find_edge wherever possible.
13457 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
13461 * c-opts.c (c_common_parse_file): Call start_source_file
13462 and end_source_file at the approriate times.
13464 * dwarf2out.c (dwarf2out_finish): Don't auto-end
13465 the main file, it will be done for us now.
13467 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13469 * fold-const.c (fold_ternary): New.
13470 (fold): Call fold_ternary on ternary expressions. Remove
13471 handling of ternary expressions.
13473 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
13475 PR tree-optimization/15784
13476 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13479 2005-03-03 David Edelsohn <edelsohn@gnu.org>
13481 * config/rs6000/predicates.md (branch_comparison_operator):
13482 Convert from C block to conditional format.
13484 2005-03-03 Jan Hubicka <jh@suse.cz>
13486 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
13487 and non-constant public variables.
13489 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
13491 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
13494 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
13497 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
13498 calls to release_ssa_name and release_phi_node.
13500 * fold-const.c (fold): Remove handling of unary expressions.
13502 * fold-const.c (fold_unary): Avoid directly using the original
13503 expression t as much as possible.
13505 2005-03-03 Roger Sayle <roger@eyesopen.com>
13506 Andrew Pinski <pinskia@physics.uc.edu>
13508 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
13509 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
13511 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
13513 Describe special registers SRP and MOF as allocatable registers.
13514 * config/cris/cris.c (cris_md_asm_clobbers): New function.
13515 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
13516 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
13517 TARGET_HAS_MUL_INSNS.
13518 (cris_print_operand) <case 'd'>: New case.
13519 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
13520 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
13522 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
13523 (REG_ALLOC_ORDER): Update for MOF.
13524 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
13526 (GENERAL_REGS): No longer a define of ALL_REGS.
13527 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
13528 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13529 Adjust accordingly.
13530 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
13531 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
13532 (SECONDARY_RELOAD_CLASS): Define.
13533 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
13534 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
13535 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
13536 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
13537 (REGISTER_MOVE_COST): Define.
13538 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
13539 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
13540 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
13541 (CRIS_MOF_REGNUM): New define_constants.
13542 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
13544 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
13546 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
13547 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
13548 Adjust for MOF being properly described as a register.
13549 (indir_to_reg_split): Name this split. Conditionalize on the
13550 destination register being a general register.
13551 (movei): Conditionalize on on operands 0 and 1 having the same
13554 2005-03-03 Alan Modra <amodra@bigpond.net.au>
13557 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
13558 -mcpu to override any other explicitly given flags.
13560 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
13562 * recog.c (verify_changes, confirm_change_group): New functions,
13563 broken out of apply_change_group.
13564 (apply_change_group): Use them.
13565 * recog.h (verify_change, confirm_change_group): Declare.
13566 * rtl.h (redirect_jump_2): Declare.
13567 * jump.c (redirect_exp, invert_exp): Delete.
13568 (invert_exp_1): Take second parameter. Return value. Changed caller.
13569 (redirect_jump_2): New function, broken out of redirect_jump.
13570 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
13571 (invert_jump): Use invert_jump_1 and redirect_jump_2.
13572 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
13574 2005-03-02 Geoffrey Keating <geoffk@apple.com>
13576 * varasm.c (named_section): Use xstrdup rather than doing it by
13579 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
13581 2005-03-02 Devang Patel <dpatel@apple.com>
13583 Undo PR tree-optimization/18815 fix.
13585 2005-03-02 Devang Patel <dpatel@apple.com>
13587 PR tree-optimization/18815
13588 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13589 loops with zero exit edges.
13591 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13593 * cfg.c (connect_src, connect_dest, disconnect_src,
13594 disconnct_dest): New.
13595 (unchecked_make_edge, remove_edge, redirect_edge_succ,
13596 redirect_edge_pred): Use the new functions.
13598 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
13599 free_dominance_info only when needed.
13601 2005-03-02 David Edelsohn <edelsohn@gnu.org>
13604 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
13605 (reg_or_sub_cint64_operand): Same.
13607 2005-03-02 Jeff Law <law@redhat.com>
13609 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
13610 CFG_ALTERED in the main DOM iteration loop.
13612 2005-03-02 Mark Mitchell <mark@codesourcery.com>
13615 * varasm.c (initializer_constant_valid_p): Allow conversions
13616 between OFFSET_TYPEs. Tidy.
13618 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
13620 * config/cris/cris.md ("return"): Remove epilogue delay list
13623 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
13625 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
13627 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
13629 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13631 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
13632 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
13633 config/m68k/m68k.c, config/mips/mips.h,
13634 config/rs6000/rs6000-protos.h, doc/contrib.texi,
13635 doc/include/gcc-common.texi: Update copyright.
13637 PR middle-end/18029 and PR middle-end/18030
13638 * expr.c (optimize_bitfield_assignment_op): Add a special case
13639 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
13641 * fold-const.c (fold_unary): New.
13642 (fold): Call fold_unary on unary expressions.
13644 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
13646 * cgraph.h (struct cgraph_edge): Add prev_caller and
13647 prev_callee fields.
13648 (cgraph_node_remove_callees): Export.
13649 * cgraph.c (cgraph_create_edge): Initialize prev_caller
13651 (cgraph_edge_remove_callee): New function.
13652 (cgraph_edge_remove_caller): Likewise.
13653 (cgraph_remove_edge): Use.
13654 (cgraph_redirect_edge_callee): Likewise.
13655 (cgraph_node_remove_callees): New function.
13656 (cgraph_node_remove_callers): Likewise.
13657 (cgraph_remove_node): Use.
13658 * tree-optimize.c (tree_rest_of_compilation): Use
13659 cgraph_node_remove_callees instead of manual loop.
13660 * cgraphunit.c (cgraph_finalize_function): Likewise.
13661 (cgraph_expand_function): Likewise.
13662 (cgraph_remove_unreachable_nodes): Likewise.
13664 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
13667 * c-tree.h (undeclared_variable, build_external_ref): Add extra
13669 * c-decl.c (undeclared_variable): Take location as argument.
13670 * c-typeck.c (build_external_ref): Likewise.
13671 * c-parser.c (c_parser_postfix_expression): Pass location of
13672 identifier to build_external_ref.
13674 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13676 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
13677 CCEQ mode for branch_positive_comparison_operator test.
13678 * config/rs6000/predicates (branch_comparison_operator): Revert to
13680 (scc_comparison_operator): Same.
13681 (branch_positive_comparison_operator): Same.
13683 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
13685 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
13686 (cris_delay_slots_for_epilogue): Remove.
13687 (save_last): Move into cris_target_asm_function_epilogue.
13688 (cris_target_asm_function_epilogue): Remove tests for file being
13690 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
13691 (cris_delay_slots_for_epilogue): Remove prototypes.
13692 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
13693 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
13695 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13697 * config/rs6000/predicates.md (branch_comparison_operator): Change
13698 to define_special_predicate.
13699 (scc_comparison_operator): Same.
13700 (branch_positive_comparison_operator): Same.
13702 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
13704 * Makefile.in (tree-ssa-sink.o): New.
13705 (OBJS-common): Add tree-ssa-sink.o.
13706 * common.opt: Add -ftree-sink
13707 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
13708 * timevar.def (TV_TREE_SINK): new timevar.
13709 * tree-flow.h (is_hidden_global_store): Prototype.
13710 * tree-optimize.c (init_tree_optimization_passes): Add
13712 * tree-pass.h (pass_sink_code): New.
13713 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13714 for non-obvious global store store to is_hidden_global_store, and
13715 call that new function.
13716 * tree-ssa-sink.c: New file.
13717 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
13718 * doc/passes.texi: Document forward store motion.
13719 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
13720 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
13721 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
13722 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
13724 2005-03-01 Per Bothner <per@bothner.com>
13726 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
13727 and we have a non-zero column-number, add it to the message.
13728 Also factor out the diagnostic_kind_text.
13730 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13732 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
13733 flow_loop_pre_header_scan, flow_loop_pre_header_find,
13734 flow_loop_scan): Removed.
13735 (flow_loop_dump): Do not dump removed fields.
13736 (flow_loop_free): Do not free removed fields.
13737 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
13738 (loop_exit_edge_p): New function.
13739 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
13740 num_pre_header_edges, entry_edges, num_entries, exit_edges,
13741 num_exits, exits_doms.
13742 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
13743 LOOP_EDGES, LOOP_ALL): Removed.
13744 (flow_loop_scan): Declaration removed.
13745 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
13746 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
13748 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
13749 (if_convert): Call flow_loops_find and flow_loops_free
13750 when calling mark_loop_exit_edges.
13751 * cfgloopanal.c (mark_loop_exit_edges): Moved from
13752 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
13753 free_dominance_info calls.
13754 * loop-init.c (flow_loops_find): Ditto.
13755 * passes.c (rest_of_handle_branch_prob): Ditto.
13756 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
13757 * loop-unroll.c (analyze_insns_in_loop): Do not use
13759 * predict.c (predict_loops): Do not call flow_loop_scan.
13760 Use get_loop_exit_edges.
13761 (tree_estimate_probability): Do not pass flags to flow_loops_find.
13762 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
13763 Do not use EDGE_LOOP_EXIT.
13764 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
13765 to bb_with_exit_edge_p.
13766 (if_convertible_loop_p): Do not call flow_loop_scan. Use
13767 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
13768 to bb_with_exit_edge_p.
13769 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
13771 * tree-loop-linear.c (linear_transform_loops): Do not call
13772 flow_loop_scan. Use loop->single_exit.
13773 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
13774 (vect_analyze_loop_form): Do not call flow_loop_scan.
13775 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
13777 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
13779 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
13780 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13781 slpeel_tree_duplicate_loop_to_edge_cfg,
13782 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
13783 Use loop_preheader_edge and loop->single_exit. Do not call
13786 2005-03-01 Nick Clifton <nickc@redhat.com>
13788 * config/arm/arm.c (thumb_find_work_register): Check all of the
13789 argument registers to see if they are free, and a couple of
13790 special cases where the last argument register but can be proved
13791 to be available during the function's prologue.
13792 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
13793 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
13794 thumb_unexpanded_epilogue): Use unsigned long as the type for the
13796 (thumb_compute_save_reg_mask): Likewise. Also use
13797 thumb_find_work_register() to ensure that there is agreement about
13798 which work register is going to be used in the prologue.
13799 (thumb_output_function_prologue): Use unsigned long as the type
13800 for the register bit-mask. Also delay pushing the link register if
13801 other high registers are going to be pushed.
13802 (thumb_compute_save_reg_mask, emit_multi_reg_push,
13803 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
13804 redundant prototypes.
13806 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
13809 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
13810 and after reload in REG+REG indexed addresses without REG_POINTER
13811 set in the base and not set in the index.
13813 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
13815 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
13816 Don't undefine here.
13817 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
13818 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
13819 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13820 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
13821 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
13823 * config.gcc (sh*-*-linux*): Use config/linux.h.
13825 2005-02-28 Dale Johannesen <dalej@apple.com>
13826 Stan Shebs <shebs@apple.com>
13828 Rewrite of 64-bit Darwin structure-by-value pass/return.
13829 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
13830 intoffset, use_stack, named.
13831 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
13832 (rs6000_darwin64_record_arg_advance_flush): New.
13833 (rs6000_darwin64_record_arg_advance_recurse): New.
13834 (rs6000_darwin64_record_arg_flush): New.
13835 (rs6000_darwin64_record_arg_recurse): New.
13836 (rs6000_darwin64_record_arg): New.
13837 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
13838 (function_arg_boundary): Handle 128-bit aligned structs.
13839 (function_arg_advance): Rewrite darwin64 struct handling.
13840 (function_arg): Call rs6000_darwin64_record_arg.
13841 (function_arg_partial_nregs): Handle darwin64 structs.
13842 (rs6000_darwin64_function_value): Remove.
13843 (rs6000_function_value): Call rs6000_darwin64_record_arg.
13845 2005-02-28 Roger Sayle <roger@eyesopen.com>
13847 PR tree-optimization/20216
13848 * tree-chrec.c (tree_fold_factorial): Delete.
13849 (tree_fold_binomial): Change argument list to take a return type
13850 and change the type of K to unsigned int. Rewrite to avoid explicit
13851 evaluation of factorials, and (recursively) calling fold to perform
13852 compile-time arithmetic. Return NULL on (internal) overflow.
13853 (chrec_evaluate): Change type of K to an unsigned int. Avoid
13854 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
13855 if any intermediate calculation overflows.
13856 (chrec_apply): Update call to chrec_evaluate.
13858 2005-02-28 James E Wilson <wilson@specifixinc.com>
13860 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
13862 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
13865 * c-parser.c (c_parser_compound_statement): Return error_mark_node
13866 instead of NULL_TREE on error.
13868 2005-02-28 David Edelsohn <edelsohn@gnu.org>
13870 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
13871 (EASY_VECTOR_15_ADD_SELF): Remove.
13872 (num_insns_constant_wide): Not static.
13873 (validate_condition_mode): Not static.
13874 (toc_relative_expr_p): Not static.
13875 (legitimate_indirect_address_p): Not static.
13876 (macho_lo_sum_memory_operand): Not static.
13877 (invalid_e500_subreg): Not static.
13878 (easy_vector_same): Not static.
13879 (easy_vector_splat_const): Not static.
13880 (RS6000_SYMBOL_REF_TLS_P): Remove.
13881 (any_operand): Delete.
13882 (any_parallel_operand): Delete.
13883 (count_register_operand): Delete.
13884 (altivec_register_operand): Delete.
13885 (xer_operand): Delete.
13886 (s8bit_cint_operand): Delete.
13887 (short_cint_operand): Delete.
13888 (u_short_cint_operand): Delete.
13889 (non_short_cint_operand): Delete.
13890 (exact_log2_cint_operand): Delete.
13891 (gpc_reg_operand): Delete.
13892 (cc_reg_operand): Delete.
13893 (cc_reg_not_cr0_operand): Delete.
13894 (reg_or_short_operand): Delete.
13895 (reg_or_neg_short_operand): Delete.
13896 (reg_or_aligned_short_operand): Delete.
13897 (reg_or_u_short_operand): Delete.
13898 (reg_or_cint_operand): Delete.
13899 (reg_or_arith_cint_operand): Delete.
13900 (reg_or_add_cint64_operand): Delete.
13901 (reg_or_sub_cint64_operand): Delete.
13902 (reg_or_logical_cint_operand): Delete.
13903 (got_operand): Delete.
13904 (got_no_const_operand): Delete.
13905 (easy_fp_constant): Delete.
13906 (easy_vector_constant): Delete.
13907 (easy_vector_constant_add_self): Delete.
13908 (zero_constant): Delete.
13909 (zero_fp_constant): Delete.
13910 (volatile_mem_operand): Delete.
13911 (offsettable_mem_operand): Delete.
13912 (mem_or_easy_const_operand): Delete.
13913 (add_operand): Delete.
13914 (non_add_cint_operand): Delete.
13915 (logical_operand): Delete.
13916 (non_logical_cint_operand): Delete.
13917 (mask_operand): Delete.
13918 (mask_operand_wrap): Delete.
13919 (mask64_operand): Delete.
13920 (mask64_2_operand): Delete.
13921 (and64_operand): Delete.
13922 (and64_2_operand): Delete.
13923 (and_operand): Delete.
13924 (reg_or_mem_operand): Delete.
13925 (lwa_operand): Delete.
13926 (symbol_ref_operand): Delete.
13927 (call_operand): Delete.
13928 (current_file_function_operand): Delete.
13929 (input_operand): Delete.
13930 (rs6000_nonimmediate_operand): Delete.
13931 (rs6000_tls_symbol_ref): Delete.
13932 (save_world_operation): Delete.
13933 (restore_world_operation): Delete.
13934 (load_multiple_operation): Delete.
13935 (store_multiple_operation): Delete.
13936 (vrsave_operation): Delete.
13937 (mfcr_operation): Delete.
13938 (mtcrf_operation): Delete.
13939 (lmw_operation): Delete.
13940 (stmw_operation): Delete.
13941 (branch_comparison_operator): Delete.
13942 (branch_positive_comparison_operator): Delete.
13943 (scc_comparison_operator): Delete.
13944 (trap_comparison_operator): Delete.
13945 (boolean_operator): Delete.
13946 (boolean_or_operator): Delete.
13947 (min_max_operator): Delete.
13948 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
13949 (EASY_VECTOR_15): Moved to here.
13950 (EASY_VECTOR_15_ADD_SELF): Move to here.
13951 (PREDICATE_CODES): Delete.
13952 * config/rs6000/rs6000-protos.h: Delete predicate functions.
13953 Declare functions no longer static.
13954 * config/rs6000/predicates.md: New.
13955 * config/rs6000/rs6000.md: Include predicates.md
13957 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
13959 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
13960 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
13962 * cfgrtl.c (need_fake_edge_p): Likewise.
13963 * combine.c (distribute_notes): Likewise.
13964 * emit-rtl.c (try_split): Likewise.
13965 * recog.c (peephole2_opimize): Likewise.
13966 * reg-notes.def (ALWAYS_RETURN): Remove.
13967 * rtl.h (LCT_ALWAYS_RETURN): Remove.
13968 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
13969 * tree.h (ECF_ALWAYS_RETURN): Remove.
13971 2005-02-28 Roger Sayle <roger@eyesopen.com>
13973 PR middle-end/19874
13974 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
13975 between different machine modes is never a "useless" conversion.
13977 2005-02-28 Geert Bosch <bosch@gnat.com>
13980 * doc/contrib.texi: List contributors for Ada front end
13982 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13984 * simplify-rtx.c (simplify_unary_operation_1,
13985 simplify_const_unary_operation): New, extracted from...
13986 (simplify_unary_operation): ... this one.
13987 (simplify_binary_operation_1,
13988 simplify_const_binary_operation): New, extracted from...
13989 (simplify_binary_operation): ... this one.
13990 * rtl.h (simplify_const_unary_operation,
13991 simplify_const_binary_operation): Add prototypes.
13993 2005-02-28 Julian Brown <julian@codesourcery.com>
13995 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
13996 building libjava and caused PR regression/20228.
13998 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14001 * Makefile.in (host_subdir): New.
14002 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
14003 * configure: Regenerate.
14005 2005-02-27 Zack Weinberg <zack@codesourcery.com>
14007 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
14008 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
14009 installation directory first.
14011 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
14014 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
14015 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
14016 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
14017 * config/cris/cris.md: Tweak comments referring to Q.
14018 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
14019 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
14020 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
14021 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
14022 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
14023 Insert spaces in constraints to align alternatives vertically for
14025 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
14028 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14030 PR rtl-optimization/17728
14031 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
14032 operand 0 from general_operand to move_dest_operand.
14034 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14036 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
14037 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
14038 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
14039 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
14041 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
14043 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
14044 * configure: Regenerate.
14045 * libada-mk.in: Remove CC; rename
14046 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
14048 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
14051 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
14052 for the lhs, also walk over the tree. Likewise for rhs.
14054 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
14056 * tree-ssa-dom.c (simple_iv_increment_p): New function.
14057 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
14058 Do not propagate value of iv before increment over the increment.
14060 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
14062 * c-parser.c: New file.
14063 * c-parse.in: Remove.
14064 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
14066 (c-parser.o): Add dependencies.
14067 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
14068 maintainer-clean, TAGS): Update.
14069 * c-config-lang.in (gtfiles): Update.
14070 * gengtype-lex.l: Don't handle "@@".
14071 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
14072 objc_build_synchronized, objc_begin_try_stmt,
14073 objc_begin_catch_clause, objc_finish_catch_clause,
14074 objc_build_finally_clause, objc_finish_try_stmt): New.
14075 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
14077 (c_parse_init): Update comment.
14078 * c-decl.c (c_init_decl_processing): Update comment.
14079 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14080 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
14081 new c_declspecs members.
14083 2005-02-25 Julian Brown <julian@codesourcery.com>
14085 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14086 from being used for symbols with vague linkage when
14087 HAVE_GAS_COMDAT_GROUP is true.
14089 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14091 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
14093 2005-02-25 Steve Ellcey <sje@cup.hp.com>
14096 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
14097 (LIBGCC2_HAS_DF_MODE): New.
14098 (LIBGCC2_HAS_XF_MODE): New.
14099 (LIBGCC2_HAS_TF_MODE): New.
14100 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14101 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14102 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14103 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14104 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
14105 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
14106 and add _fixtfdi, _fixunstfdi, _floatditf
14107 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
14108 L_fixunstfdi, L_floatditf.
14109 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
14110 (LIBGCC2_HAS_TF_MODE): Define.
14112 2005-02-25 Diego Novillo <dnovillo@redhat.com>
14114 PR tree-optimization/20204
14115 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
14116 REWRITE_THIS_STMT markers on PHI nodes.
14117 (rewrite_initialize_block): Likewise.
14119 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14121 * version.c (version_string): Update to 4.1.
14123 2005-02-25 Paolo Carlini <pcarlini@suse.de>
14125 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
14126 Clarify that the alternative way doesn't work in GNU C++.
14128 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14130 PR tree-optimization/19937
14131 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
14132 to the type of the induction variable.
14134 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
14136 PR rtl-optimization/20117
14137 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
14138 the block including noncopyable insn.
14140 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14142 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
14143 calls to find_reg_note.
14145 2005-02-24 Richard Henderson <rth@redhat.com>
14148 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
14151 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
14153 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
14154 vector types if to use base reg for misaligned non-word ld/std.
14156 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14159 * config/cris/cris.c (cris_target_asm_function_prologue): Create
14160 dwarf2 label manually and put it after, not before the prologue.
14162 2005-02-24 David Edelsohn <edelsohn@gnu.org>
14165 * reload.c (operands_match_p): Only increment register number for
14166 SCALAR_INT_MODE_P modes in multiple hard registers.
14168 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
14171 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14173 * ChangeLog.5: Fix log message typo(s).
14174 * ChangeLog.7: Likewise.
14175 * ChangeLog.tree-ssa: Likewise.
14176 * cfgexpand.c: Fix comment typo(s).
14177 * conflict.c: Likewise.
14178 * defaults.h: Likewise.
14179 * dwarf2out.c: Likewise.
14180 * gcse.c: Likewise.
14181 * ggc-page.c: Likewise.
14182 * tree-eh.c: Likewise.
14183 * tree-ssa-dom.c: Likewise.
14185 2005-02-24 Jakub Jelinek <jakub@redhat.com>
14188 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
14189 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
14190 if SHARED is defined.
14193 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
14194 allow splitting only if operands 0 and 3 don't overlap.
14196 2005-02-24 Richard Henderson <rth@redhat.com>
14198 PR middle-end/19953
14199 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
14200 (fold_builtin_1): Call them.
14201 * fold-const.c (fold_complex_mult_parts): Split out from ...
14202 (fold_complex_mult): ... here. Fix typo in both imaginary case.
14203 (fold_complex_div_parts, fold_complex_div): New.
14205 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
14207 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14209 * tree-ssa-ccp.c (visit_assignment): Verify that result of
14210 VIEW_CONVERT_EXPR is_gimple_min_invariant.
14212 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
14213 (print_node): Likewise.
14214 Print TYPE_SIZES_GIMPLIFIED.
14216 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14218 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
14219 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
14220 operands as commutative in constraints.
14222 2005-02-24 Diego Novillo <dnovillo@redhat.com>
14224 * tree-into-ssa.c: Re-organize internal functions.
14226 2005-02-24 Richard Henderson <rth@redhat.com>
14228 PR middle-end/18902
14229 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
14231 * common.opt (fcx-limited-range): New.
14232 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
14233 * toplev.c (flag_complex_method): Initialize to 1.
14234 (process_options): Set flag_complex_method to 0 if
14235 flag_cx_limited_range.
14236 * doc/invoke.texi (-fcx-limited-range): New.
14238 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14240 * cse.c (delete_trivially_dead_insns): Speed up by using
14241 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
14244 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
14246 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
14247 functions when -mid-shared-library is being used.
14249 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14251 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
14252 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
14253 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
14254 * system.h: Poison LINK_LIBGCC_SPECIAL.
14256 2005-02-23 James E Wilson <wilson@specifixinc.com>
14258 * gengtype.c (note_insn_name): Make 1 element larger.
14260 2005-02-23 Roger Sayle <roger@eyesopen.com>
14263 PR rtl-optimization/20097
14264 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14265 BImode SUBREGs of SImode registers which confuse the ia64 backend.
14267 2005-02-23 David Edelsohn <edelsohn@gnu.org>
14269 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
14270 * t-aix52 (SHLIB_INSTALL): Same.
14272 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
14274 * genpreds.c: Update copyright.
14276 2005-02-23 Michael Beach <michaelb@ieee.org>
14279 * config/sparc/t-elf (startup files): Assemble with CPP.
14281 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
14283 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
14284 (write_predicate_expr): Likewise.
14286 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14288 PR tree-optimization/20100
14289 PR tree-optimization/20115
14290 * tree-optimize.c (init_tree_optimization_passes): Remove
14291 pass_maybe_create_global_var.
14292 * tree-pass.h (pass_maybe_create_global_var): Remove.
14293 * tree-ssa-alias.c (aliases_computed_p): Declare.
14294 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
14295 (count_calls_and_maybe_create_global_var): Remove.
14296 (pass_maybe_create_global_var): Remove.
14297 (init_alias_info): Do not declare aliases_computed_p.
14298 (maybe_create_global_var): If the function contains no
14299 call-clobbered variables and a mix of pure/const and regular
14300 function calls, create .GLOBAL_VAR.
14301 Mark all call-clobbered variables for renaming.
14302 (merge_pointed_to_info): Update comment.
14303 (add_pointed_to_var): Likewise.
14304 (is_escape_site): Likewise.
14305 Accept struct alias_info * instead of size_t *.
14307 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
14309 * tree-ssa-operands.c (get_call_expr_operands): If
14310 ALIASES_COMPUTED_P is false, do not add call-clobbering
14312 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
14313 (delete_tree_ssa): Likewise.
14315 2005-02-22 James E Wilson <wilson@specifixinc.com>
14317 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
14318 (do_compile): Do call it here.
14320 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14322 PR rtl-optimization/20017.
14323 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
14324 rest_of_handle_cse2, rest_of_handle_gcse): Call
14325 delete_dead_jumptables immediately before calling cleanup_cfg.
14327 2005-02-22 Devang Patel <dpatel@apple.com>
14330 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
14333 2005-02-22 David Edelsohn <edelsohn@gnu.org>
14335 * config/rs6000/aix.h (WINT_TYPE): Define.
14337 2005-02-22 Stan Shebs <shebs@apple.com>
14339 * config/rs6000/rs6000.c (rs6000_override_options): Default to
14340 natural alignment for 64-bit Darwin.
14341 (rs6000_parse_alignment_option): Warn about uses of -malign-power
14343 * doc/invoke.texi: Document this.
14345 2005-02-22 DJ Delorie <dj@redhat.com>
14347 * c-common.c (c_common_type_for_mode): Pass the mode's precision
14348 to make_[un]signed_type, not the mode itself.
14350 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14352 * cfg.c (cached_make_edge): Call make_edge if edge cache is
14353 not available. Use tail calls wherever possible.
14354 (make_edge): Call unchecked_make_edge to create an edge.
14356 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
14357 (coalesce_ssa_name): Don't check for
14358 SSANORM_USE_COALESCE_LIST.
14359 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
14361 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14363 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
14364 (rewrite_into_ssa): ... here.
14366 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
14368 PR tree-optimization/19786
14369 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
14370 tag to another's may-alias bitmap when adding to the other's list.
14372 2005-02-21 DJ Delorie <dj@redhat.com>
14374 * tree-ssa-loop-ivopts.c (computation_cost): Start register
14375 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
14376 registers in unsupported ways.
14377 * expmed.c (init_expmed): Likewise.
14379 2005-02-21 Stan Cox <scox@redhat.com>
14381 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
14383 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14385 * tree-cfg.c (fold_cond_expr_cond): New.
14386 (make_edges): Call fold_cond_expr_cond.
14387 (find_taken_edge): Accept nothing but INTEGER_CST.
14388 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
14390 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
14392 * flow.c (delete_dead_jumptables): Speed up by scanning insns
14393 that do not belong to any basic block.
14395 2005-02-21 Jeff Law <law@redhat.com>
14397 * cfganal.c (find_unreachable_blocks): Manually CSE load of
14400 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14402 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
14403 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
14404 Adjust their definitions.
14405 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
14406 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
14408 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
14409 genautomata.c, langhooks.c, langhooks.h, system.h,
14410 config/arm/lib1funcs.asm: Update copyright.
14412 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14414 * dbxout.c (dbxout_function_end): Emit Lscope label always.
14416 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
14419 * doc/install.texi: Document --with-gc.
14421 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
14423 * simplify-rtx.c (simplify_unary_operation): Add a missing
14426 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14428 PR tree-optimization/18663
14429 * tree-ssa-dom.c (extract_range_from_cond): Return 0
14430 if the type has variable bounds.
14432 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
14434 * gcse.c: Remove an obsolete comment.
14436 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
14438 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
14440 * doc/extend.texi (Function Attributes) <Attribute const>: The
14441 attribute "pure" is below this text, not above.
14443 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14445 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
14446 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
14447 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
14449 2005-02-20 Zack Weinberg <zack@codesourcery.com>
14452 * langhooks.h (struct lang_hooks): Add to_target_charset.
14453 * langhooks.c (lhd_to_target_charset): New function.
14454 * langhooks-def.h: Declare lhd_to_target_charset.
14455 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
14456 (LANG_HOOKS_INITIALIZER): Update.
14457 * c-common.c (c_common_to_target_charset): New function.
14458 * c-common.h: Declare it.
14459 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
14460 c_common_to_target_charset.
14462 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
14463 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
14464 Delete definitions.
14465 * system.h: Poison them.
14466 * doc/tm.texi: Don't discuss them.
14467 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
14468 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
14469 (pp_c_char): Do not attempt to generate letter escapes for
14471 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
14472 * config/mips/mips.c (mips_output_ascii): Likewise.
14474 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
14476 PR tree-optimization/19951
14477 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
14480 2005-02-19 Steven Bosscher <stevenb@suse.de>
14482 PR middle-end/19698
14483 * function.h (struct function): New field `max_loop_depth'.
14484 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
14485 (flow_loops_find): Reset the max loop depth count before finding loops.
14486 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
14487 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
14488 (calculate_global_regs_live): Make sure the loop will terminate
14489 when the initial sets are not empty.
14491 2005-02-19 Zack Weinberg <zack@codesourcery.com>
14493 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
14495 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
14497 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
14500 * doc/invoke.texi: Remove documentation of %M spec.
14502 (init_spec): Remove %M suffix from -lgcc_s.
14503 (do_spec_1): Remove 'M' case.
14504 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
14505 to put shared libraries in the multilib directory. Remove the
14506 shlib_so_soname substitution variable. Don't add a multilib encoding
14507 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
14508 reported by -print-multi-os-directory. Pass @multilib_dir@ to
14509 SHLIB_INSTALL as well as SHLIB_LINK.
14510 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
14511 (SHLIB_NAME): Delete.
14512 (SHLIB_DIR): New macro.
14513 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
14514 (SHLIB_INSTALL): Adjust accordingly.
14515 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
14516 * config/t-slibgcc-sld: Likewise.
14517 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
14518 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
14519 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
14521 (SHLIBUNWIND_INSTALL): Adjust accordingly.
14522 * config/i386/t-nwld (SHLIB_SONAME): Delete.
14523 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
14524 Use @shlib_base_name@ instead of @shlib_so_name@.
14525 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
14526 and @shlib_base_name@.so in @multilib_dir@.
14527 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
14528 to the install path.
14529 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
14530 (SHLIB_LINK): Remove previous workaround.
14531 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
14532 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
14533 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
14535 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
14536 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
14537 (SHLIB_INSTALL): Adjust accordingly.
14538 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
14539 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
14540 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
14541 config/t-slibgcc-elf-ver.
14543 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
14544 Jakub Jelinek <jakub@redhat.com>
14546 PR tree-optimization/19828
14547 * tree-ssa-loop-im.c: Add a TODO comment.
14548 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
14549 without side-effects.
14551 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14553 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
14556 2005-02-18 James E. Wilson <wilson@specifixinc.com>
14558 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
14559 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
14560 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
14562 (ia64_reorg): Delete fixup_errata call.
14563 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
14564 (TARGET_SWITCHES): Delete -mb-step entry.
14566 2005-02-19 Jakub Jelinek <jakub@redhat.com>
14569 * c-typeck.c (composite_type): Handle quals in transparent unions.
14570 (type_lists_compatible_p): Likewise.
14572 2005-02-18 Stan Shebs <shebs@apple.com>
14574 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
14575 expressions in the .literal8 section.
14577 2005-02-18 Geoffrey Keating <geoffk@apple.com>
14579 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
14581 2005-02-18 Roger Sayle <roger@eyesopen.com>
14583 * fold-const.c (constant_boolean_node): Always create values of the
14584 specified type, don't bother calling truthvalue_conversion.
14586 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14588 * except.c (output_function_exception_table): Call
14589 assemble_external_libcall (eh_personality_libfunc).
14591 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14594 * config/ia64/ia64.h (struct machine_function): Add state_num.
14595 * config/ia64/ia64.c (process_epilogue,
14596 process_for_unwind_directive): Use new unwind state numbers each
14597 time rather than state 1.
14599 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
14602 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
14603 before the "*llgt_didi" pattern.
14605 2005-02-18 Jason Merrill <jason@redhat.com>
14607 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
14609 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
14611 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
14612 (div0): Use it in place of ARM_FUNC_ALIAS.
14613 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
14615 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
14617 PR middle-end/20030
14618 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
14619 access, the lower bound of the array type if it exists.
14621 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
14624 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
14625 cases that are out-of-range for the index type.
14627 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14629 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
14630 (estimate_case_costs): Don't call convert.
14631 * expmed.c (expand_shift): Likewise.
14632 (make_tree): Call fold_convert instead of convert.
14634 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14637 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
14638 that ref to be marked MEM_READONLY_P doesn't have base that needs
14641 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14643 * genautomata.c (output_get_cpu_unit_code_func,
14644 output_cpu_unit_reservation_p): Don't generate old-style function
14647 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14650 PR tree-optimization/20009
14651 * convert.c (convert_to_integer): Revert 2005-02-16 change.
14653 PR tree-optimization/18947
14654 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
14655 inline, remove all nodes that are inlined into the extern inline
14658 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14660 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
14661 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
14662 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
14663 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
14666 2005-02-17 Roger Sayle <roger@eyesopen.com>
14668 PR tree-optimization/19917
14669 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
14670 to be potentially trapping.
14672 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14674 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
14676 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
14678 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
14679 tem becomes a local variable which is set to the value of the
14680 back end defined INITIAL_FRAME_ADDRESS macro.
14681 (expand_builtin_frame_address): Omit the base parameter to
14682 expand_builtin_return_addr.
14683 (expand_builtin_profile_func): Likewise.
14684 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
14685 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
14686 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
14688 2005-02-17 Jakub Jelinek <jakub@redhat.com>
14690 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
14691 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
14692 * config/frv/frv.c (frv_function_epilogue): Likewise.
14694 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
14696 * lambda-code (perfect_nestify): Remove mark/unmark
14697 for rewriting hack.
14698 * tree-loop-linear.c (linear_transform_loops): Add
14699 rewrite_into_ssa call so that ssa is correct for
14700 rewriting into loop closed.
14702 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
14704 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
14705 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
14707 * bt-load.c (btr_def_live_range, combine_btr_defs,
14708 migrate_btr_def, migrate_btr_defs): Likewise.
14709 * cfgcleanup.c (thread_jump): Likewise.
14710 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
14711 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
14712 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
14713 df_rd_local_compute, df_reg_info_compute): Likewise.
14714 * dominance.c (init_dom_info, free_dom_info): Likewise.
14715 * flow.c (init_propagate_block_info,
14716 free_propagate_block_info): Likewise.
14717 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
14718 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
14719 modify_reg_pav): Likewise.
14720 * loop-invariant.c (find_defs, find_invariant_insn,
14721 find_invariants, free_inv_motion_data): Likewise.
14722 * predict.c (tree_predict_by_opcode,
14723 estimate_bb_frequencies): Likewise.
14724 * stmt.c (expand_case): Likewise.
14725 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
14726 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
14727 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
14728 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
14729 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
14730 rewrite_ssa_into_ssa): Likewise.
14731 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14732 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
14733 analyze_edges_for_bb, perform_edge_inserts): Likewise.
14734 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
14735 * tree-sra.c (tree_sra): Likewise.
14736 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
14737 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14738 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
14739 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14740 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
14741 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
14743 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
14744 calculate_live_on_entry, calculate_live_on_exit,
14745 build_tree_conflict_graph): Likewise.
14746 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
14747 record_important_candidates, set_use_iv_cost, find_depends,
14748 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
14749 tree_ssa_iv_optimize_finalize): Likewise.
14750 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
14751 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
14752 tree_duplicate_loop_to_header_edge): Likewise.
14753 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
14754 * tree-ssa.c (verify_flow_insensitive_alias_info,
14755 verify_name_tags, verify_ssa, init_tree_ssa,
14756 delete_tree_ssa): Likewise.
14757 * tree-ssanames.c (marked_ssa_names, init_ssanames,
14758 fini_ssanames): Likewise.
14759 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
14761 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
14763 * config/rs6000/t-rtems: Completely reworked.
14765 2005-02-17 Ira Rosen <irar@il.ibm.com>
14767 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
14769 2005-02-17 Ira Rosen <irar@il.ibm.com>
14771 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
14772 POINTER_TYPE_P when checking that type is a pointer.
14773 (vect_get_memtag): Remove.
14774 (vect_address_analysis): Use POINTER_TYPE_P. Call
14775 vect_object_analysis with dummy parameter for memtag.
14776 (vect_object_analysis): Extract memtag (functionality that
14777 used to be in vect_get_memtag and moved here). Fix printings.
14778 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
14779 with correct parameters. Remove call to vect_get_memtag.
14781 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
14783 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
14784 (tree-vectorizer.o): Added missing dependencies.
14786 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
14788 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
14789 declaration in tree-vectorizer.c, now has an extern declaration in
14790 tree-vectorizer.h).
14791 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14792 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14793 get_vectype_for_scalar_type, vect_is_simple_use,
14794 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14795 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
14796 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
14797 vectorizable_store, vectorizable_operation, vectorizable_assignment,
14798 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
14799 find_loop_location): Likewise.
14801 * tree-vectorizer.c (langhooks.h): #include removed.
14802 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
14803 moved to tree-vectorized.h.
14804 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14805 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14806 get_vectype_for_scalar_type, vect_is_simple_use,
14807 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14808 vect_supportable_dr_alignment, new_loop_vec_info,
14809 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
14810 vect_set_verbosity_level, find_loop_location): Likewise.
14812 (vect_analyze_loop): Function externalized. Declaration moved to
14813 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
14814 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
14815 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
14816 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
14817 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
14818 vect_enhance_data_refs_alignment, vect_analyze_operations,
14819 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
14820 vect_stmt_relevant_p, vect_get_loop_niters,
14821 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
14822 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
14823 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
14824 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
14825 vect_get_memtag): Likewise.
14827 (vectorizable_load): Function externalized. Declaration moved to
14828 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
14829 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
14830 vect_transform_loop): Likewise.
14831 (vect_transform_stmt): Moved to tree-vect-transform.c.
14832 (vect_align_data_ref, vect_create_destination_var,
14833 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
14834 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
14835 vect_get_vec_def_for_operand, vect_init_vector,
14836 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
14837 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
14838 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
14839 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
14840 vect_do_peeling_for_loop_bound): Likewise.
14842 * tree-vect-analyze.c: New file.
14843 * tree-vect-transform.c: New file.
14845 2005-02-17 Jason Merrill <jason@redhat.com>
14847 PR mudflap/19319, c++/19317
14848 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
14851 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
14853 * doc/install.texi (Specific): Update link for Darwin-specific
14856 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
14858 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
14859 constant_boolean_node.
14861 2005-02-16 David Edelsohn <edelsohn@gnu.org>
14864 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
14865 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
14867 2005-02-16 Richard Henderson <rth@redhat.com>
14870 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
14872 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
14873 replace uses with Wtype_MAXp1_F.
14874 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
14875 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
14876 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
14877 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
14878 and HAVE_TFMODE as appropriate.
14879 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
14880 (__floatdisf): Likewise.
14881 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
14882 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
14883 (Wtype_MAXp1_F): New.
14884 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
14885 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
14887 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
14890 * arm.c (arm_apply_result_size): New function.
14891 * arm.h (APPLY_RESULT_SIZE): Define.
14892 * arm-protos.h (arm_apply_result_size): Add prototype.
14893 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
14894 (movxf): New expand.
14895 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
14896 (call_value_symbol): Remove predicate for operand 0.
14897 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
14898 (untyped_call): Rework to correclty return values for any type.
14899 (untyped_return): New expand.
14900 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
14902 2005-02-16 Stan Shebs <shebs@apple.com>
14904 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
14905 * config/rs6000/t-darwin8: New, for 64-bit multilib.
14907 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
14909 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
14910 configure settings on Solaris 7 and later.
14912 2005-02-16 Diego Novillo <dnovillo@redhat.com>
14914 PR tree-optimization/19865
14915 * tree-optimize.c (init_tree_optimization_passes): Run
14916 pass_may_alias after pass_sra.
14918 2005-02-16 Richard Henderson <rth@redhat.com>
14919 Stuart Hastings <stuart@apple.com>
14922 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
14923 Do nothing if debug info suppressed for this function.
14924 (dbxout_begin_function): Early exit if debug info suppressed for
14927 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
14930 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
14932 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14934 PR tree-optimization/19967
14935 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
14936 expand_builtin_strchr, expand_builtin_strrchr): Take a new
14937 argument TYPE. Adjust calls to fold_builtin_XXX.
14938 (expand_builtin, fold_builtin_1): Adjust calls to
14939 expand_builtin_XXX.
14940 (fold_builtin_strchr, fold_builtin_strpbrk,
14941 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
14942 result to a requested type TYPE.
14944 2005-02-16 Jakub Jelinek <jakub@redhat.com>
14946 PR middle-end/19857
14947 * fold-const.c (fold): Don't optimize (T)(x & cst) to
14948 (T)x & (T)cst if (T)cst overflows.
14949 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
14950 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
14952 2005-02-15 Jeff Law <law@redhat.com>
14954 * gcse.c (blocks_with_calls): New bitmap.
14955 (alloc_gcse_mem): Allocate it.
14956 (free_gcse_mem): Free it.
14957 (clear_modifY_mem_tables): Clear it.
14958 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
14959 when we encounter CALL_INSNs.
14960 (compute_transp, case MEM): Handle blocks with calls separate
14961 from blocks without calls. Use bitmap iterators rather than
14964 2005-02-15 Peter O'Gorman <peter@pogma.com>
14967 * mklibgcc.in (vis_hide): Use a temporary object file, not
14970 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
14973 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
14974 access optimization.
14976 2005-02-15 David Edelsohn <edelsohn@gnu.org>
14977 Alan Modra <amodra@bigpond.net.au>
14980 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
14981 (_xlqsub): Rename to __gcc_qsub.
14982 (_xlqmul): Rename to __gcc_qmul.
14983 (_xlqdiv): Rename to __gcc_qdiv.
14984 Provide versioned symbol aliases with old names.
14985 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
14986 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
14987 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
14988 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
14989 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
14991 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14993 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
14994 Fold ~(A - 1) and ~(A + -1) to -A.
14996 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15000 * config/host-linux.c (linux_gt_pch_use_address): Copy from
15001 config/pa/pa-host.c:pa_gt_pch_use_address.
15003 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
15005 * tree-vn.c (get_value_handle): Make sure that given an
15006 is_gimple_min_invariant expression, we always return it.
15008 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15010 * passes.c (rest_of_handle_gcse): Fix a comment.
15012 2005-02-15 Jeff Law <law@redhat.com>
15014 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
15016 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
15017 (canon_list_insert, record_last_mem_set_info): Similarly.
15018 (clear_modify_mem_tables): Similarly.
15020 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15022 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
15023 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
15024 config/mips/mips.md, config/rs6000/aix.h,
15025 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
15027 2005-02-15 Richard Henderson <rth@redhat.com>
15029 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
15030 call to be best_edge.
15032 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15034 * basic-block.h: Adjust the prototype for find_basic_blocks.
15035 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
15036 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
15039 * flow.c (recompute_reg_usage): Remove all arguments.
15040 * passes.c (rest_of_compilation): Adjust the call to
15041 recompute_reg_usage.
15042 * rtl.h: Adjust the prototype for recompute_reg_usage.
15044 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
15046 * tree-dump.c (dump_files): Update to reflect new member
15048 (dump_register): Add new argument.
15050 (dump_switch_p_1): Check against glob name if doglob was passed.
15051 (dump_switch_p): Check against regular first, then glob if
15052 we didn't have any hits on the dump name.
15053 * tree-optimize.c (register_one_dump_file):
15054 Pass in glob name as well.
15055 * tree-pass.h (struct dump_file_info): Add glob
15058 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
15060 PR preprocessor/16323
15061 * doc/invoke.texi: Document that -Wendif-labels is on by default.
15063 2005-02-14 David Edelsohn <edelsohn@gnu.org>
15066 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
15067 (trunctfdf2_internal1): New.
15068 (trunctfdf2_internal2): Renamed from trunctfdf2.
15070 2005-02-14 Diego Novillo <dnovillo@redhat.com>
15072 PR tree-optimization/19853
15073 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
15075 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15077 * passes.c (rest_of_handle_loop_optimize): Remove calls to
15078 delete_dead_jumptables and cleanup_cfg.
15080 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
15082 * reload.c (find_reloads): Swap address_reloaded flags when
15083 swapping commutative operands.
15085 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
15087 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
15088 Use standard_iv_increment_position for computing the bsi position
15090 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
15093 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
15096 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
15097 life range of hard registers.
15098 * value-prof.c (insn_prefetch_values_to_profile): Only
15101 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
15102 profile in libcalls.
15104 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
15106 * bitmap.h (bitmap_and_compl_into): Return bool.
15107 * bitmap.c (bitmap_and_compl_into): Return changed flag.
15109 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15111 PR tree-optimization/19944
15112 * fold-const.c (fold): Re-add ABS_EXPR folding.
15114 2005-02-13 David Edelsohn <edelsohn@gnu.org>
15117 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
15118 {TARGET,MASK}_XL_COMPAT.
15119 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
15121 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
15122 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
15124 (rs6000_arg_partial_bytes): Same.
15125 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
15126 and XL compatibility enabled.
15127 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
15128 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
15129 test to final condition.
15130 (cmptf_internal2): New.
15131 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
15132 xl-compat. Add TFmode information to description.
15134 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
15136 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
15138 2005-02-13 Jason Merrill <jason@redhat.com>
15141 * fold-const.c (fold_indirect_ref_1): Split out from...
15142 (build_fold_indirect_ref): Here.
15143 (fold_indirect_ref): New fn.
15144 * tree.h: Declare it.
15145 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
15146 (gimplify_modify_expr_rhs): Likewise.
15147 (gimplify_expr): Likewise.
15149 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15151 PR tree-optimization/14303
15152 PR tree-optimization/15784
15153 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
15154 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
15155 ABS_EXPR<x> != 0 to x != 0.
15157 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
15159 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
15160 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
15161 spelling conventions.
15163 * passes.c (rest_of_handle_gcse): Don't run cse_main and
15164 delete_trivially_dead_insns too many times.
15166 * passes.c (rest_of_handle_gcse): Remove dead assignments to
15169 2005-02-12 Ira Rosen <irar@il.ibm.com>
15171 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
15172 (vect_is_simple_iv_evolution): Remove redundant parameter
15174 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
15175 without last parameter.
15176 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
15177 Return pointer step. Call vect_is_simple_iv_evolution without
15178 last parameter. Check only that the step is multiple of size
15179 type. Remove stmt_vinfo updates.
15180 (vect_get_memtag_and_dr): Remove.
15181 (vect_get_memtag): New function.
15182 (vect_address_analysis): New function.
15183 (vect_object_analysis): New function.
15184 (vect_analyze_data_refs): Call vect_object_analysis and
15185 vect_get_memtag. Update stmt_vinfo fields.
15187 2005-02-12 Ira Rosen <irar@il.ibm.com>
15189 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
15190 exist and are objects. Remove checks for pointer.
15191 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
15192 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
15193 (vect_create_data_ref_ptr): Likewise.
15194 (vect_base_addr_differ_p): New function.
15195 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
15196 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
15197 Don't set the DR_BASE_NAME field of data-ref.
15198 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
15200 2005-02-12 Uros Bizjak <uros@kss-loka.si>
15202 * optabs.h (enum optab_index): Add new OTI_ldexp.
15203 (ldexp_optab): Define corresponding macro.
15204 * optabs.c (init_optabs): Initialize ldexp_optab.
15205 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
15207 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
15209 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
15210 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
15212 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
15213 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
15216 2005-02-12 Ira Rosen <irar@il.ibm.com>
15218 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
15220 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
15222 (vect_get_base_and_offset): Always return an address.
15223 (vect_create_addr_base_for_vector_ref): Remove treatment for
15224 different data reference types.
15225 (vect_compute_data_ref_alignment): Rename base to base_address in
15226 stmt_vec_info. Get the object in order to force its alignment.
15227 (vect_get_memtag_and_dr): Rename base to base_address in
15228 stmt_vec_info. Extract the object for memtag analysis.
15230 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
15232 PR regression/19898.
15233 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
15234 changes cc_status, use apply modified_in_p to part of cc_status
15235 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
15238 2005-02-11 Richard Henderson <rth@redhat.com>
15240 * tree-complex.c (expand_complex_libcall): New.
15241 (expand_complex_multiplication): Use it for c99 compliance.
15242 (expand_complex_division): Likewise.
15243 * fold-const.c (fold_complex_add, fold_complex_mult): New.
15245 * builtins.c (built_in_names): Remove const.
15246 * tree.c (build_common_builtin_nodes): Build complex arithmetic
15248 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
15249 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
15250 (built_in_names): Remove const.
15251 * c-common.c (c_common_type_for_mode): Handle complex modes.
15252 * flags.h, toplev.c (flag_complex_method): Rename from
15253 flag_complex_divide_method.
15254 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
15255 __mulsc3, __muldc3, __mulxc3, __multc3): New.
15256 * libgcc2.h: Declare them.
15257 * libgcc-std.ver: Export them.
15258 * mklibgcc.in (lib2funcs): Build them.
15260 2005-02-11 Steven Bosscher <stevenb@suse.de>
15262 PR tree-optimization/19876
15263 Partially revert my change from 2005-01-14
15264 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
15265 (compute_antic): ...and remove the loop here.
15267 2005-02-11 Jakub Jelinek <jakub@redhat.com>
15269 PR middle-end/19858
15270 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
15271 is number of inner's bits, avoid creating a BIT_FIELD_REF.
15273 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
15274 crtend.o if -pie. Use %{x:a;:b} spec syntax.
15276 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
15278 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
15279 offsets for the big-endian 32-bit case.
15281 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
15283 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
15285 2005-02-11 Dale Johannesen <dalej@apple.com>
15287 * cselib.c (cselib_process_insn): Clear out regs where
15288 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
15289 * reload.c (find_equiv_reg): Ditto.
15291 2005-02-11 Ian Lance Taylor <ian@airs.com>
15293 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
15296 * tree.c (build_function_type_list): Work correctly if there are
15299 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
15301 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
15302 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
15303 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
15304 TARGET_ZARCH instead of TARGET_64BIT.
15306 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
15308 * config/rs6000/t-rtems:
15309 (MULTILIB_OPTIONS): Remove mcpu=602.
15310 (MUTLILIB_DIRNAMES): Remove m602.
15311 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
15312 Let mcpu=602 match mcpu=603.
15313 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
15315 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15317 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
15318 signal trampolines.
15320 2005-02-10 David Daney <ddaney@avtrex.com>
15322 * config/alpha/linux-unwind.h: Add exception clause to copyright.
15323 * config/i386/linux-unwind.h: Likewise.
15324 * config/ia64/linux-unwind.h: Likewise.
15325 * config/mips/linux-unwind.h: Likewise.
15326 * config/pa/linux-unwind.h: Likewise.
15327 * config/rs6000/linux-unwind.h: Likewise.
15328 * config/s390/linux-unwind.h: Likewise.
15329 * config/sh/linux-unwind.h: Likewise.
15330 * config/sparc/linux-unwind.h: Likewise.
15332 2005-02-10 Steven Bosscher <stevenb@suse.de>
15334 PR tree-optimization/17549
15335 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
15336 TER to replace a DEF with its expression if the DEF and the
15337 rhs of the expression we replace into have the same root
15340 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
15342 * config/mips/mips.md: Fix the placement of the match_scratch in the
15345 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15347 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
15350 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
15352 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
15353 (strip_offset): Handle addresses.
15354 (add_address_candidates): Use strip_offset.
15355 (difference_cost): Reflect strip_offset change.
15356 (force_var_cost, difference_cost): Strip nops.
15358 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15360 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
15362 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
15363 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
15364 config/cris/cris-protos.h, config/cris/cris.c: Update
15367 2005-02-10 Jeff Law <law@redhat.com>
15369 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
15370 (lookup_avail_expr): Similarly.
15372 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
15374 * builtins.c (fold_builtin_powi): New function.
15375 (fold_builtin_1): Call it.
15377 2005-02-10 Steven Bosscher <stevenb@suse.de>
15379 PR documentation/19309
15380 * doc/cpp.texi: The __GNUC__ and related predefined macros
15381 are also defined for the "standalone" cpp.
15382 Some non-GCC compilers may also define __GNUC__.
15384 2005-02-10 Jakub Jelinek <jakub@redhat.com>
15387 * c-typeck.c (common_type): New routine. Old common_type renamed
15389 (c_common_type): ...this.
15390 (build_conditional_expr, build_binary_op): Use c_common_type instead
15393 2005-02-10 Steven Bosscher <stevenb@suse.de>
15395 * doc/md.texi: Replace @samp{length} with @code{length}.
15397 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15399 PR tree-optimization/18687
15400 * tree-flow.h (find_loop_niter): Declare.
15401 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
15402 Try using scev even for loops with more than one exit.
15403 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
15404 (struct ivopts_data): Added niters field.
15405 (struct nfe_cache_elt): New.
15406 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
15408 (tree_ssa_iv_optimize_init): Initialize niters cache.
15409 (determine_number_of_iterations): Removed.
15410 (find_induction_variables): Do not call determine_number_of_iterations.
15411 Access niters for single exit through niter_for_single_dom_exit.
15412 (add_iv_outer_candidates): Access niters for single exit through
15413 niter_for_single_dom_exit.
15414 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
15415 number_of_iterations_cond.
15416 (iv_period): New function.
15417 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
15418 (may_replace_final_value): Take data argument. Use
15419 niter_for_single_dom_exit.
15420 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
15421 (rewrite_use_compare): Pass data to may_eliminate_iv.
15422 (rewrite_use_outer): Pass data to may_replace_final_value.
15423 (free_loop_data): Clean up the niters cache.
15424 (tree_ssa_iv_optimize_finalize): Free the niters cache.
15425 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
15426 * tree-ssa-loop-niter.c (find_loop_niter): New function.
15427 (find_loop_niter_by_eval): Use tree_int_cst_lt.
15428 (num_ending_zeros): Moved to tree.c.
15429 * tree.h (num_ending_zeros): Declare.
15430 * tree.c (num_ending_zeros): Moved from tree.c.
15432 2005-02-09 Richard Henderson <rth@redhat.com>
15434 * builtins.c (DEF_BUILTIN): Add COND argument.
15435 * tree.h (DEF_BUILTIN): Likewise.
15436 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
15437 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
15439 (DEF_BUILTIN_STUB): New.
15440 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
15441 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
15442 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
15443 * c-common.c (DEF_BUILTIN): Add COND argument.
15444 * tree.c (local_define_builtin): New.
15445 (build_common_builtin_nodes): New.
15447 2005-02-09 Roger Sayle <roger@eyesopen.com>
15449 * fold-const.c (fold_strip_sign_ops): New function to simplify a
15450 floating point expression ignoring the sign of the result.
15451 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
15452 (fold) <MULT_EXPR>: Use it to simplify x*x.
15453 * tree.h (fold_strip_sign_ops): Prototype here.
15454 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
15455 argument. Use fold_strip_sign_ops to simplify the first argument.
15456 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
15457 first argument when the second argument is an even integer
15458 constant, but only with -funsafe_math_optimizations.
15459 (fold_builtin_1): Update call to fold_builtin_copysign.
15461 2005-02-09 Ian Lance Taylor <ian@airs.com>
15463 PR middle-end/19583
15464 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
15465 just check whether EH_FILTER_FAILURE falls through.
15467 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
15469 * gcc/haifa-sched.c (schedule_block): Make queued sched group
15470 insns return to ready list in the next turn.
15472 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
15474 PR middle-end/19402
15475 * builtins.def: New __builtin_powi[lf].
15476 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
15477 (expand_builtin_powi): New function.
15478 (expand_builtin): Dispatch to expand_builtin_powi.
15479 * libgcc2.h: Add prototypes for __builtin_powi[lf].
15480 * libgcc2.c: Add __builtin_powi[lf] implementation.
15481 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
15482 * optabs.h: Add powi_optab.
15483 * optabs.c (init_optabs): Initialize powi_optab.
15484 * doc/extend.texi: Document __builtin_powi[lf].
15486 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
15488 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
15491 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
15493 PR middle-end/19854
15494 * fold-const.c (try_move_mult_to_index): Remove redundant
15495 type argument. Create ADDR_EXPR with correct type.
15496 (fold): Update callers of try_move_mult_to_index. Convert
15497 result to the appropriate type.
15499 2005-02-09 Roger Sayle <roger@eyesopen.com>
15502 * config/avr/avr.c (default_rtx_costs): Delete.
15503 (avr_operand_rtx_cost): New function.
15504 (avr_rtx_costs): Completely rewrite.
15506 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
15509 * config/cris/cris.c (in_code): New variable.
15510 (cris_output_addr_const): Now a static function, a wrapper for
15512 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
15513 case from old cris_output_addr_const.
15514 (cris_asm_output_label_ref): Similar for LABEL_REF.
15515 (cris_output_addr_const_extra): Similar for UNSPEC.
15516 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
15517 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
15518 * config/cris/cris-protos.h (cris_output_addr_const): Remove
15520 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
15521 (cris_asm_output_label_ref): Declare.
15523 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
15525 PR preprocessor/19801
15526 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
15527 filenames that changed when libcpp was moved to the toplevel.
15529 2005-02-07 Roger Sayle <roger@eyesopen.com>
15531 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15532 zero extensions of BImode operands. Call lowpart_subreg instead
15533 of gen_lowpart_common and gen_lowpart_SUBREG.
15535 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
15538 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
15539 * configure.ac: Set cc_for_cross_gnattools.
15540 * configure: Regenerate.
15542 2005-02-08 Alan Modra <amodra@bigpond.net.au>
15545 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
15547 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15550 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
15551 of nested functions.
15553 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
15555 * doc/extend.texi: Document deprecated extensions allowing
15556 static floating-point members to have initializers and allowing
15557 floating-point literals in integral constant expressions.
15559 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
15561 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
15562 config/darwin7.h, config/mips/mips.c,
15563 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
15566 * cse.c: Update comments.
15568 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
15570 PR middle-end/19775
15571 * builtins.c (fold_builtin_sqrt): Transform
15572 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
15575 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
15576 Dorit Naishlos <dorit@il.ibm.com>
15578 * doc/invoke.texi (ftree-vectorizer-verbose): New.
15579 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
15580 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
15582 * tree.h (vect_set_verbosity_level): New extern function declaration
15584 * tree-vectorizer.h (verbosity_levels): New enum type.
15585 * tree-vectorizer.c (vect_debug_stats): Function removed.
15586 (vect_debug_details): Likewise.
15587 (vect_verbosity_level): Global variable was defined and initialized.
15588 (vect_dump): Global variable definition.
15589 (vect_print_dump_info): New function.
15590 (vect_set_dump_settings): New function.
15591 (vect_set_verbosity_level): New function.
15592 (vectorize_loops): Add call to vect_set_dump_settings.
15594 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
15595 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15596 (slpeel_tree_peel_loop_to_edge): Likewise.
15598 (vect_analyze_offset_expr): Call to vect_print_dump_info with
15599 appropriate verbosity level instead of call to vect_debug_details
15600 or vect_debug_stats.
15601 (vect_get_base_and_offset):
15602 (vect_create_addr_base_for_vector_ref):
15603 (get_vectype_for_scalar_type):
15604 (vect_create_data_ref_ptr):
15605 (vect_init_vector):
15606 (vect_get_vec_def_for_operand):
15607 (vect_finish_stmt_generation):
15608 (vectorizable_assignment):
15609 (vectorizable_operation):
15610 (vectorizable_store):
15611 (vectorizable_load):
15612 (vect_transform_stmt):
15613 (vect_update_ivs_after_vectorizer):
15614 (vect_do_peeling_for_loop_bound):
15615 (vect_update_inits_of_drs):
15616 (vect_do_peeling_for_alignment):
15617 (vect_transform_loop):
15618 (vect_is_simple_use):
15619 (vect_analyze_operations):
15620 (vect_is_simple_iv_evolution):
15621 (vect_analyze_scalar_cycles):
15622 (vect_analyze_data_ref_dependence):
15623 (vect_analyze_data_ref_dependences):
15624 (vect_compute_data_ref_alignment):
15625 (vect_enhance_data_refs_alignment):
15626 (vect_analyze_data_refs_alignment):
15627 (vect_analyze_data_ref_access):
15628 (vect_analyze_data_ref_accesses):
15629 (vect_analyze_pointer_ref_access):
15630 (vect_get_memtag_and_dr):
15631 (vect_analyze_data_refs):
15632 (vect_mark_relevant):
15633 (vect_stmt_relevant_p):
15634 (vect_mark_stmts_to_be_vectorized):
15635 (vect_can_advance_ivs_p):
15636 (vect_get_loop_niters):
15637 (vect_analyze_loop_form):
15638 (vect_analyze_loop):
15639 (vectorize_loops): Likewise.
15641 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
15642 (vect_update_inits_of_drs):
15643 (vect_do_peeling_for_alignment):
15644 (vect_transform_loop):
15645 (vect_analyze_operations):
15646 (vect_analyze_scalar_cycles):
15647 (vect_analyze_data_ref_dependences):
15648 (vect_analyze_data_refs_alignment):
15649 (vect_analyze_data_ref_accesses):
15650 (vect_analyze_data_refs):
15651 (vect_mark_stmts_to_be_vectorized):
15652 (vect_get_loop_niters):
15653 (vect_analyze_loop_form):
15654 (vect_analyze_loop): Likewise.
15655 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
15657 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
15661 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15662 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15663 either -ffast-math or -funsafe-math-optimizations is in use.
15665 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15666 * config/mips/irix-csr.c: New file.
15667 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15668 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15669 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15672 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
15674 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
15675 redundant, incorrect definitions.
15677 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
15679 ("*tls_indirect_call"): New, reference hard regs directly.
15680 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
15682 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15684 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
15685 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
15687 2005-02-06 Roger Sayle <roger@eyesopen.com>
15689 PR rtl-optimization/19800
15690 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
15691 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
15694 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15696 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
15698 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
15701 * doc/invoke.texi: Correct documentation of -freorder-functions.
15703 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15706 * doc/invoke.texi: Don't mention gccbug.
15708 2005-02-06 Roger Sayle <roger@eyesopen.com>
15709 Andrew Pinski <pinskia@physics.uc.edu>
15710 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
15712 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15713 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
15714 into just (zero_extract:SI FOO (const_int 1) BAR).
15716 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15718 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
15719 macro locally. Don't give last revision date. Use GCC version
15720 number from gcc-common.texi.
15721 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
15722 revision date. Use GCC version number from gcc-common.texi.
15723 Describe being a library as current state rather than as 3.x
15725 * doc/gcc.texi: Remove last update date.
15726 * doc/gccint.texi: Likewise. Update copyright dates.
15727 * doc/install.texi: Update copyright dates.
15729 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15732 * doc/invoke.texi: Mention for each option included in -Wall that
15733 it is included in -Wall.
15734 * doc/gcc.texi: Update copyright and last modification date.
15736 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15738 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
15739 unnecessary cast to original induction variable increments.
15741 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15743 PR tree-optimization/18219
15744 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
15745 in distributed form.
15747 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
15749 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
15750 Set bitpos and offset later in the function. Do nothing if the
15751 target is a register and if the bitfield lies completely outside
15753 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
15754 here. Return an uninitialised register if the source value is stored
15755 in a register and the bitfield lies completely outside that register.
15757 2005-02-06 Steven Bosscher <stevenb@suse.de>
15759 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
15762 2005-02-06 Marcin Dalecki <martin@dalecki.de>
15764 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
15766 2005-02-06 Geoffrey Keating <geoffk@apple.com>
15768 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
15769 * config/darwin8.h: New.
15770 * config/darwin7.h: Update comment.
15772 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15773 Dorit Naishlos <dorit@il.ibm.com>
15775 * tree-vectorizer.h (LOC): New type.
15776 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
15777 (loop_line_number): New field in struct _loop_vec_info.
15778 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15780 * tree-vectorizer.c (input.h): Included.
15781 (find_loop_location): New function.
15782 (vect_debug_stats): Argument changed from loop to LOC. Computation of
15783 loop line number removed.
15784 (vect_debug_details): Likewise.
15785 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
15787 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
15788 call to vect_debug_details/stats changed from loop to loop_loc.
15789 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15790 (slpeel_tree_peel_loop_to_edge): Likewise.
15792 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
15793 changed from NULL to UNKNOWN_LOC.
15794 (vect_get_base_and_offset):
15795 (vect_create_addr_base_for_vector_ref):
15796 (get_vectype_for_scalar_type):
15797 (vect_create_data_ref_ptr):
15798 (vect_init_vector):
15799 (vect_get_vec_def_for_operand):
15800 (vect_finish_stmt_generation):
15801 (vectorizable_assignment):
15802 (vectorizable_operation):
15803 (vectorizable_store):
15804 (vectorizable_load):
15805 (vect_transform_stmt):
15806 (vect_update_ivs_after_vectorizer):
15807 (vect_do_peeling_for_loop_bound):
15808 (vect_do_peeling_for_alignment):
15809 (vect_transform_loop):
15810 (vect_is_simple_use):
15811 (vect_analyze_operations):
15812 (vect_is_simple_iv_evolution):
15813 (vect_analyze_scalar_cycles):
15814 (vect_analyze_data_ref_dependences):
15815 (vect_compute_data_ref_alignment):
15816 (vect_enhance_data_refs_alignment):
15817 (vect_analyze_data_ref_access):
15818 (vect_analyze_data_ref_accesses):
15819 (vect_analyze_pointer_ref_access):
15820 (vect_get_memtag_and_dr):
15821 (vect_analyze_data_refs):
15822 (vect_mark_relevant):
15823 (vect_stmt_relevant_p):
15824 (vect_mark_stmts_to_be_vectorized):
15825 (vect_can_advance_ivs_p):
15826 (vect_get_loop_niters):
15827 (vect_analyze_loop):
15828 (vectorize_loops): Likewise.
15830 (vectorizable_load): Argument in call to vect_debug_details/stats
15831 changed from loop to LOOP_LOC (loop_vinfo).
15832 (vect_transform_loop):
15833 (vect_analyze_operations):
15834 (vect_analyze_scalar_cycles):
15835 (vect_analyze_data_ref_dependence):
15836 (vect_enhance_data_refs_alignment):
15837 (vect_analyze_data_ref_accesses):
15838 (vect_analyze_pointer_ref_access):
15839 (vect_analyze_data_refs):
15840 (vect_analyze_loop): Likewise.
15842 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
15843 changed from loop to loop_loc.
15845 (vect_enhance_data_refs_alignment): Removed unused variable loop.
15847 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15848 Dorit Naishlos <dorit@il.ibm.com>
15850 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
15852 (vect_analyze_data_ref_dependences): Likewise.
15854 (vect_is_simple_use): Argument changed from loop structure to
15855 loop_vect_info structure.
15856 (vect_can_advance_ivs_p): Likewise.
15857 (vect_create_index_for_vector_ref): Likewise.
15858 (vect_update_ivs_after_vectorizer): Likewise.
15859 (new_stmt_vec_info): Likewise.
15861 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
15862 changed from loop to loop_vinfo.
15863 (vect_create_data_ref_ptr): First argument in call to
15864 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
15865 (vectorizable_assignment): Second argument in call to vect_is_simple_use
15866 was changed from loop to loop_vinfo.
15867 (vectorizable_operation): Likewise.
15868 (vectorizable_store): Likewise.
15869 (vect_mark_stmts_to_be_vectorized): Likewise.
15870 (vect_do_peeling_for_loop_bound): First argument in call to
15871 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
15872 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
15873 was changed from loop to loop_vinfo.
15874 (vect_analyze_data_ref_dependences): Third argument in call to
15875 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
15877 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
15878 (vect_create_data_ref_ptr): Likewise.
15879 (vect_init_vector): Likewise.
15880 (vect_get_vec_def_for_operand): Likewise.
15881 (vectorizable_assignment): Likewise.
15882 (vectorizable_operation): Likewise.
15883 (vectorizable_store): Likewise.
15884 (vectorizable_load): Likewise.
15885 (vect_update_ivs_after_vectorizer): Likewise.
15886 (vect_is_simple_use): Likewise.
15887 (vect_analyze_data_ref_dependence): Likewise.
15888 (vect_analyze_pointer_ref_access): Likewise.
15889 (vect_can_advance_ivs_p): Likewise.
15891 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
15892 before _stmt_vec_info.
15893 (_stmt_vec_info): Loop field replaced by loop_vec_info.
15894 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
15895 (new_stmt_vec_info): Argument changed from loop structure to
15896 loop_vect_info structure
15898 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
15899 (vect_analyze_offset_expr): Avoid 80 columns overflow.
15900 (vect_create_addr_base_for_vector_ref): Likewise.
15901 (vect_analyze_pointer_ref_access): Likewise.
15903 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15906 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
15907 phi flag if the phi is abnormal.
15909 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15912 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
15913 information for the new statement.
15915 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15918 * gcc.c (main): Include the target in -v output.
15920 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
15922 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
15923 Do not drop the extend if we'd have to add a paradoxical subreg
15924 later. Include optabs.h and insn-codes.h.
15925 * Makefile.in (combine.o): Depend on $(OPTABS_H).
15927 2005-02-02 Roger Sayle <roger@eyesopen.com>
15929 PR middle-end/19405
15930 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
15931 * fold-const.c (const_binop): Avoid constant folding floating
15932 point operations in modes that use composite representations.
15933 * simplify-rtx.c (simplify_binary_operation): Likewise.
15935 2005-02-02 Geoffrey Keating <geoffk@apple.com>
15937 * config/rs6000/altivec.md (altivec_dst): Make the first operand
15939 (altivec_dstt): Likewise.
15940 (altivec_dstst): Likewise.
15941 (altivec_dststt): Likewise.
15942 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
15945 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15947 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
15948 EXPR_LOCUS from orig_cond to the new cond_stmt.
15949 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
15952 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15954 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
15955 standard_iv_increment_position. Remove call to bsi_next
15956 (no need to bump the iterator anymore).
15957 (vect_create_index_for_vector_ref): Call
15958 standard_iv_increment_position. Remove second function argument.
15959 (vect_finish_stmt_generation): Remove call to bsi_next
15960 (no need to bump the iterator anymore).
15961 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
15962 to vect_create_index_for_vector_ref.
15964 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15966 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
15967 phis are used out of the loop.
15969 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15972 * c-decl.c (undef_nested_function): New variable.
15973 (pop_scope): Diagnose undefined nested functions.
15974 (finish_function): Don't attempt cgraph processing or genericizing
15975 if current top-level function contained an undefined nested
15976 function. Reset undef_nested_function at the end of a top-level
15979 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
15981 * tree.c (build_int_cst_type): Take sign of the value into account
15982 when deciding whether sign extend the value.
15984 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15987 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
15988 (cpp_options, cc1_options): Change %{std*&ansi} to
15989 %{std*&ansi&trigraphs}.
15991 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15993 * cse.c: Update comments.
15995 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
15997 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
15998 arguments go on the stack. Do not put complex doubles in odd/even
16001 2005-02-02 Steven Bosscher <stevenb@suse.de>
16003 * doc/invoke.texi: Update the options enabled at -O1, -O2,
16004 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
16005 -ftree-pre, and -fthread-jumps.
16007 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
16009 PR tree-optimization/19578
16010 * tree-flow.h (modified_noreturn_calls): Declare.
16011 (noreturn_call_p): Declare.
16012 * tree-flow-inline.h (noreturn_call_p): New function.
16013 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
16014 * tree-cfg.c (modified_noreturn_calls): New variable.
16015 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
16016 that contain a mid-block noreturn call.
16017 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
16019 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16021 * df.c (df_def_record_1, df_uses_record): Don't use
16023 * df.h (DF_FOR_REGALLOC): Remove.
16025 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16028 * c-typeck.c (really_start_incremental_init): Reset
16029 constructor_max_index for arrays of incomplete type.
16031 2005-02-02 Jeff Law <law@redhat.com>
16033 * gcse.c (struct reg_set): Store the block index where the register
16034 was set rather than the setting insn.
16035 (record_one_set, compute_transp): Corresponding changes.
16036 (pre_insert_copy_insn): Do not call replace_one_set.
16037 (replace_one_set): Remove.
16039 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16042 * doc/gcov.texi: Fix typo.
16044 2005-02-01 Richard Henderson <rth@redhat.com
16047 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
16048 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
16050 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
16051 * config/i386/i386-protos.h: Update.
16053 2005-02-01 Steven Bosscher <stevenb@suse.de>
16055 PR tree-optimization/19217
16056 * tree-cfg.c (verify_expr): Use the data field to see if TP was
16057 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
16058 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
16059 that it is walking a PHI node.
16061 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
16063 * doc/extend.texi (Nested Functions): Update.
16065 2005-02-01 Richard Henderson <rth@redhat.com>
16068 * optabs.c (expand_copysign_absneg): Export.
16069 * optabs.h (expand_copysign_absneg): Declare.
16070 * config/rs6000/rs6000.md (copysigntf3): New.
16072 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16074 PR tree-optimization/19633
16075 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
16076 * tree-ssa-alias.c (init_alias_info): Initialize.
16077 (merge_pointed_to_info): Set.
16078 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
16079 (dump_points_to_info_for): Show value of pt_null.
16080 (struct count_ptr_d): Declare.
16081 (find_ptr_dereference): Remove.
16082 (ptr_is_dereferenced_by): Remove.
16083 (count_ptr_derefs): New local function.
16084 (count_uses_and_derefs): New local function.
16085 (compute_points_to_and_addr_escape): Call it. If the number
16086 of dereferences is greater than zero, mark the pointer as
16087 dereferenced. If there are fewer dereferences than uses of
16088 the pointer, the pointer's value escapes.
16090 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16092 PR tree-optimization/19670
16093 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
16095 (verify_use): ... set it here, instead.
16097 2005-02-01 Janis Johnson <janis187@us.ibm.com>
16099 * doc/sourcebuild.texi (Test directives): Fix formatting.
16101 * doc/sourcebuild.texi (Test directives): Describe selector
16104 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
16106 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
16107 specific 64-bit CPUs.
16109 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
16112 * arm.c (arm_eliminable_register): New function.
16113 (adjacent_mem_locations): Don't allow eliminable registers. Use
16114 HOST_WIDE_INT for address offsets.
16115 * arm-protos.h (arm_eliminable_register): Add prototype.
16117 2005-02-01 Steven Bosscher <stevenb@suse.de>
16119 PR optimization/15242
16120 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
16121 * basic-block.h (duplicate_computed_gotos): Add prototype.
16122 * bb-reorder.c (duplicate_computed_gotos): New function to
16123 duplicate sufficiently small blocks ending in a computed jump.
16124 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
16125 if not optimizing for size.
16126 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
16127 never do tail merging for blocks ending in a computed jump.
16128 * doc/invoke.texi: Document the max-goto-duplication-insns param.
16130 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
16132 Patch from Richard Sandiford <rsandifo@redhat.com>
16133 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
16134 from inheriting a subreg equivalence with a non-spill register.
16136 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
16138 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
16140 * config/frv/frv.c (movcc_fp_destination_operand): New.
16141 (gpr_or_memory_operand): Fix typo in comment.
16142 (gpr_or_memory_operand_with_scratch): New.
16143 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
16144 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
16145 movcc_fp_destination_operand.
16146 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
16147 Legitimize memory addresses using a scratch register.
16149 2005-01-31 Jeff Law <law@redhat.com>
16151 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
16152 bitmap a sparse bitmap instead of a simple bitmap.
16153 (mark_def_sites_initialize_block): Corresponding changes.
16154 (ssa_mark_def_sites_initialize_block): Likewise.
16155 (ssa_mark_phi_uses): Likewise.
16156 (mark_def_site, ssa_mark_def_sites): Likewise.
16157 (mark_def_site_blocks): Likewise.
16158 (rewrite_ssa_into_ssa): Likewise.
16160 * tree-ssa-dom.c (record_cond): Pass correct variable type
16161 for last argument to htab_find_slot_with_hash.
16163 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
16164 effects when optimizing 0 % X. Do not try to optimize X % 0.
16166 2005-01-31 James E. Wilson <wilson@specifixinc.com>
16168 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
16171 2005-02-01 Eric Christopher <echristo@redhat.com>
16173 * config/mips/mips.c (override_options): Warn if -mint64
16175 * doc/invoke.texi (MIPS Options): Document that -mint64 is
16178 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
16180 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
16182 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
16183 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
16184 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
16185 (cached_regno): Initialize to INVALID_REGNUM.
16186 (cse_reg_info_table_size,
16187 cse_reg_info_table_first_uninitialized,
16188 cse_reg_info_timestamp): New.
16189 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
16191 (init_cse_reg_info, get_cse_reg_info_1): New.
16192 (get_cse_reg_info): Cache the last look-up.
16193 (new_basic_block): Update the code to clear mappings from
16194 registers to cse_reg_info entries.
16195 (cse_main): Call init_cse_reg_info.
16197 * cse.c (get_cse_reg_info): Update a comment.
16199 2005-01-31 Steven Bosscher <stevenb@suse.de>
16202 * c-decl.c (start_decl): Do not warn about arrays of elements with
16203 an incomplete type here.
16204 (grokdeclarator): Do it here by making a pedwarn an error.
16205 * c-typeck.c (push_init_level): If there were previous errors with
16206 the constructor type, do not warn about braces for initializers.
16207 (process_init_element): Likewise for excess initializer elements.
16209 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
16211 * cse.c (delete_trivially_dead_insn): Don't iterate.
16213 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
16215 * config/rs6000/rs6000.md (copysignsf3): New expand.
16216 (copysigndf3): Likewise.
16218 2005-01-31 Steven Bosscher <stevenb@suse.de>
16220 * recog.c (constrain_operands): Only look for earlyclobber operand
16221 conflicts if an '&' constraint was seen.
16223 2005-01-31 Marc Espie <espie@openbsd.org>
16225 * config.gcc: Don't include embedded systems fragment, switches default
16226 debugging format to ELF.
16227 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
16228 longer pick it up there.
16230 2005-01-31 Dale Johannesen <dalej@apple.com>
16232 * doc/extend.texi (nested functions): Fix linkage description.
16233 Clarify that static is not allowed.
16235 2005-01-31 Dale Johannesen <dalej@apple.com>
16237 * config/rs6000/darwin.md (movsf_low_di): Make work.
16238 (movdf_low_di): Make work.
16240 2005-01-31 Dale Johannesen <dalej@apple.com>
16242 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
16243 Make work for 64 bit.
16245 2005-01-31 Roger Sayle <roger@eyesopen.com>
16246 Dale Johannesen <dalej@apple.com>
16248 PR middle-end/19650
16249 * fold-const.c (fold_binary_op_with_conditional_arg):
16250 Make types match original operands, before STRIP_NOPS.
16252 2005-01-31 Alan Modra <amodra@bigpond.net.au>
16254 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
16255 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
16256 (struct gcc_sigcontext): Delete. Merge contents to..
16257 (struct gcc_ucontext): ..here.
16258 (get_sigcontext): Delete.
16259 (get_regs): New function, like get_sigcontext but return regs ptr.
16260 64-bit version finds regs from r1 to support vdso.
16261 (ppc_linux_aux_vector): New function.
16262 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
16265 2005-01-31 Ira Rosen <irar@il.ibm.com>
16267 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
16269 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
16270 redundant fold. Fix misalignment for MINUS_EXPR.
16271 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
16272 (vect_analyze_pointer_ref_access): Likewise.
16273 (vect_get_memtag_and_dr): Likewise.
16275 2005-01-31 Richard Henderson <rth@redhat.com>
16277 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
16278 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
16279 absnegdf2_i387, absnegxf2_i387): Likewise.
16281 2005-01-31 Richard Henderson <rth@redhat.com>
16284 * optabs.c (expand_copysign_absneg): New.
16285 (expand_copysign_bit): Split out from ...
16286 (expand_copysign): ... here. Use expand_copysign_absneg.
16288 2005-01-30 Roger Sayle <roger@eyesopen.com>
16290 PR middle-end/19697
16291 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
16292 constant as the second operand and a register as the third.
16294 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
16297 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
16298 that dllimport'd functions do not use all call-clobbered registers
16299 to pass parameters.
16301 2005-01-30 Richard Henderson <rth@redhat.com>
16304 * optabs.c (expand_absneg_bit): Split out from expand_unop and
16305 expand_abs_nojump and generalize. Use operand_subword and
16306 emit_no_conflict_block. Support large modes.
16307 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
16309 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
16310 negation to subtraction.
16311 (expand_copysign): Check that the format has signed zeros.
16312 Use operand_subword and emit_no_conflict_block. Support large modes.
16314 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
16316 Fix PR tree-optimization/19624
16318 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
16319 * tree-ssa-pre.c: Add cfgloop.h.
16321 (pre_stats): New member, constified.
16322 (inserted_exprs): New static variable.
16323 (NECESSARY): New macro.
16324 (create_expression_by_pieces): Fold the expression, and
16325 mark it as defaulting to not necessary. Also put in
16327 (fully_constant_expression): New function.
16328 (insert_into_preds_of_block): Modify to not insert phis when we
16329 are playing with induction variables.
16330 Push phis onto the inserted_exprs vector, and mark them as not
16331 necessary by default.
16332 (insert_aux): Call fully_constant_expression on eprime.
16333 If all edges produce the same value, mark it constant.
16334 (mark_operand_necessary): New function.
16335 (remove_dead_inserted_code): New function.
16336 (init_pre): Init loop optimizer to get loop info.
16337 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
16338 (execute_pre): Commit edge inserts, then remove dead code.
16340 2005-01-30 Richard Henderson <rth@redhat.com>
16342 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
16343 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
16345 2005-01-30 Richard Henderson <rth@redhat.com>
16348 * config/i386/i386.c (ix86_expand_copysign): New.
16349 (ix86_split_copysign_const): New.
16350 (ix86_split_copysign_var): Rename from ix86_split_copysign,
16351 rearrange op1/nmask operands.
16352 * config/i386/i386-protos.h: Update.
16353 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
16354 (copysigndf3): Likewise.
16355 (copysignsf3_const, copysigndf3_const): New.
16356 (copysignsf3_var): Rename from copysignsf3, split out splitter
16357 and fix split predicate for X constraint.
16358 (copysigndf3_var): Similarly.
16360 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
16362 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
16363 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
16364 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
16366 2005-01-29 Richard Henderson <rth@redhat.com>
16369 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
16370 of # and * in constraints.
16372 2005-01-29 Richard Henderson <rth@redhat.com>
16374 PR middle-end/19689
16375 * expr.c (store_field): Don't strip sub-mode cast when the input
16376 data is even smaller.
16378 2005-01-29 Richard Henderson <rth@redhat.com>
16380 PR middle-end/19687
16381 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
16384 2005-01-29 Richard Henderson <rth@redhat.com>
16386 * combine.c (make_field_assignment): Fix argument order
16389 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
16391 PR tree-optimization/15791
16392 * fold-const.c (extract_array_ref): New function.
16393 (fold): Fold comparisons between &a[i] and &a[j] or
16394 semantically equivalent trees.
16396 2005-01-29 Jeff Law <law@redhat.com>
16398 * gcse.c (insert_expr_in_table): Revamp handling of available
16399 and anticipatable occurrence lists to avoid unnecessary list
16401 (insert_set_in_table): Similarly.
16403 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
16405 * c-common.c (fix_string_type): Just use c_build_qualified_type to
16407 (c_build_qualified_type): Build qualified array types with
16408 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
16409 * c-decl.c (c_make_fname_decl): Build unqualified array type
16410 before qualified type.
16411 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
16412 type is qualified, not just if type itself is. Don't apply
16413 qualifiers to array type when declarator is processed. Apply
16414 qualifiers to field type whether or not it is an array type.
16415 Don't handle array types specially for applying qualifiers to
16417 * c-typeck.c (composite_type): Build unqualified element type and
16418 array type when forming composite of array types.
16419 (common_pointer_type, comptypes, comp_target_types,
16420 type_lists_compatible_p, build_indirect_ref, build_array_ref,
16421 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
16423 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
16424 (args2) in variables a1 and a2.
16426 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
16428 * cse.c (n_elements_made, max_elements_made): Remove.
16429 (insert): Don't touch n_elements_made.
16430 (cse_main): Don't touch n_elements_made or max_elements_made.
16432 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
16435 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
16436 configuration part of dp-bit.c to be lost.
16438 2005-01-28 Roger Sayle <roger@eyesopen.com>
16440 * expmed.c (expand_mult_highpart_optab): When attempting to use
16441 a non-widening multiplication in a wider mode, the operands need
16442 to be converted (zero or sign extended) to that mode.
16444 2005-01-28 Ian Lance Taylor <ian@airs.com>
16446 PR middle-end/16558
16447 PR middle-end/19583
16448 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
16449 through if both operands fall through.
16451 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
16453 * cse.c (fold_rtx) <PC>: Don't optimize.
16455 2005-01-28 Jeff Law <law@redhat.com>
16457 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
16458 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
16460 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
16462 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
16463 cse_reg_info_used_list_end): Remove.
16464 (cse_reg_info_list, cse_reg_info_list_free): New.
16465 (get_cse_reg_info): When allocating an instance of
16466 cse_reg_info, add it to the beginning of the cse_reg_info_list
16467 list. Remove code to maintain cse_reg_info_used_list.
16468 (new_basic_block): Reset the free list to the beginning of
16471 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
16473 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
16474 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
16475 (frv_expand_mdpackh_builtin): New function.
16476 (frv_expand_builtin): Use it to expand __MDPACKH.
16477 * doc/extend.texi (__MDPACKH): Update documentation.
16479 2005-01-28 Uros Bizjak <uros@kss-loka.si>
16481 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
16482 SSE_FLOAT_MODE_P for use_sse computation.
16484 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
16487 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
16489 2005-01-27 Richard Henderson <rth@redhat.com>
16491 * builtins.c (expand_builtin_copysign): New.
16492 (expand_builtin): Call it.
16493 * genopinit.c (optabs): Add copysign_optab.
16494 * optabs.c (init_optabs): Initialize it.
16495 (expand_copysign): New.
16496 * optabs.h (OTI_copysign, copysign_optab): New.
16497 (expand_copysign): Declare.
16499 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
16500 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
16502 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
16503 (ix86_expand_fp_absneg_operator): ... here.
16504 (ix86_split_copysign): New.
16505 * config/i386/i386-protos.h: Update.
16506 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
16507 (copysignsf3, copysigndf3): New.
16509 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
16510 (copysignsf3, ncopysignsf3): New.
16511 (copysigndf3, ncopysigndf3): New.
16512 (copysignxf3, ncopysignxf3): New.
16513 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
16515 2005-01-27 Arend Bayer <arend.bayer@web.de>
16516 Kazu Hirata <kazu@cs.umass.edu>
16518 * cse.c: (find_best_addr): Don't call copy_rtx before calling
16519 fold_rtx. Save cost recomputation if fold_rtx did nothing.
16520 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
16523 2005-01-27 Jeff Law <law@redhat.com>
16525 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
16526 definitions of SSA_NAMEs which are not being rewritten.
16527 (rewrite_ssa_into_ssa): Only initialize the current definition
16528 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
16529 If checking is enabled, assert that SSA_NAME_AUX is clear for all
16530 SSA_NAMEs before returning.
16532 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
16534 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
16535 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
16536 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
16537 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
16538 config/mips/iris6.h, config/sh/sh.c: Update copyright.
16540 2005-01-27 Steven Bosscher <stevenb@suse.de>
16542 PR middle-end/17278
16543 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
16544 higher to -O2 and higher. Likewise for tree PRE.
16545 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
16548 2005-01-27 Ian Lance Taylor <ian@airs.com>
16550 PR middle-end/19583
16551 * gimple-low.c (try_catch_may_fallthru): New static function.
16552 (block_may_fallthru): Handle TRY_CATCH_EXPR.
16553 * tree-inline.c (expand_call_inline): Don't warn about reaching
16554 the end of a non-void function being inlined if the function uses
16557 2005-01-27 Jakub Jelinek <jakub@redhat.com>
16559 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
16562 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
16563 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
16564 (implicitly_declare): Handle error_mark_node.
16566 2005-01-27 Richard Henderson <rth@redhat.com>
16569 * tree.h (struct tree_decl): Add debug_expr_is_from.
16570 (DECL_DEBUG_EXPR_IS_FROM): New.
16571 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
16572 * dwarf2out.c (dwarf2out_var_location): Update to match.
16573 * tree-outof-ssa.c (create_temp): Likewise.
16574 * var-tracking.c (track_expr_p): Likewise.
16575 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
16576 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
16577 * toplev.c (default_tree_printer): Likewise.
16579 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
16581 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
16582 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
16584 2005-01-27 Steven Bosscher <stevenb@suse.de>
16586 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
16587 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
16588 ASM_CLOBBERS): Add tree checks.
16590 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
16591 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
16592 * c-common.def (SWITCH_STMT): Update to match.
16593 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
16594 macros instead of SWITCH_EXPR ones.
16595 * c-dump.c (c_dump_tree): Likewise.
16596 * c-gimplify.c (gimplify_switch_stmt): Likewise.
16597 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
16599 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
16601 2005-01-27 Alan Modra <amodra@bigpond.net.au>
16603 * unwind-dw2.c (execute_stack_op): Add missing cases for
16604 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
16606 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
16608 * config.gcc (Obsolete configurations): Remove 'dummy', add
16609 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
16612 2005-01-26 Diego Novillo <dnovillo@redhat.com>
16614 PR tree-optimization/19633
16615 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
16617 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
16618 are no call-clobbered variables.
16619 * tree-outof-ssa.c (check_replaceable): Return false for calls
16622 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
16624 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
16625 even for variables with NULL DECL_INITIAL.
16627 2005-01-26 Stuart Hastings <stuart@apple.com>
16629 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
16631 2005-01-26 Richard Henderson <rth@redhat.com>
16633 PR middle-end/18008
16634 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16636 * expr.c (store_field): Strip conversions to odd-bit-sized types
16637 if the destination field width matches.
16639 2005-01-26 Richard Henderson <rth@redhat.com>
16641 * c-decl.c, expmed.c, expr.c: Revert last change.
16643 2005-01-26 Richard Henderson <rth@redhat.com>
16645 PR middle-end/18008
16646 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16648 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
16649 if we don't need the bits above those present in the current mode.
16650 * expr.c (store_field): Strip conversions to odd-bit-sized types
16651 if the destination field width matches.
16653 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16655 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16656 either -ffast-math or -funsafe-math-optimizations is in use.
16658 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
16662 * config/avr/avr.c (notice_update_cc): Only set condition code for
16663 ashrqi3 if shift count > 0.
16664 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
16665 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
16666 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
16667 count <= 0 as a no-op, and shift count >= width by copying zero
16668 or sign bit to all bits of the result.
16669 * config/avr/avr.md (all shifts): Add alternatives for zero shift
16670 count, with attribute "length" set to 0 and "cc" set to "none".
16672 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16674 * doc/invoke.texi: Document -mTLS.
16676 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
16677 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
16678 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
16679 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
16680 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
16681 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
16682 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
16683 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
16685 * configure.ac: Check for a TLS capable gas.
16687 * configure: Regenerate.
16689 2005-01-26 Richard Henderson <rth@redhat.com>
16691 PR middle-end/18008
16692 * combine.c (make_field_assignment): Simplify store to zero_extract
16693 from a source with an overlapping mask.
16695 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16697 2004-11-11 Eric Christopher <echristo@redhat.com>
16699 * config/frv/frv.md: Add fr400_integer automaton. Don't
16700 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
16703 2005-01-26 Steven Bosscher <stevenb@suse.de>
16705 PR middle-end/16585
16706 * cfgbuild.c (make_edges): Do not clear or set
16707 current_function_has_computed_jump.
16708 * function.h (struct function): Remove the has_computed_jump field.
16709 (current_function_has_computed_jump): Do not define.
16710 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
16711 in a computed jump. Ignore current_function_has_computed_jump.
16713 2005-01-26 Richard Henderson <rth@redhat.com>
16715 PR middle-end/19515
16716 * expr.c (categorize_ctor_elements): New argument p_must_clear.
16717 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
16719 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
16720 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
16721 objects into static storage if they have more than one non-zero value.
16722 * tree.h (categorize_ctor_elements): Update decl.
16724 2005-01-26 Steven Bosscher <stevenb@suse.de>
16726 PR middle-end/19616
16727 * tree.h (CALL_EXPR_TAILCALL): Add comment.
16728 * calls.c (check_sibcall_argument_overlap_1): Revert the change
16729 to this function from 2004-07-10.
16730 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
16731 the current function for tail call optimizations if the address
16732 of one of it its arguments is taken.
16734 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
16736 * cse.c (fold_rtx): Call equiv_constant only when necessary.
16738 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
16740 * function.c (expand_function_end): If current_function_calls_alloca,
16741 emit stack restore in a place that is reached when the function falls
16742 through at the end.
16744 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
16746 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
16747 rule to avoid matching inappropriate suffix rule.
16749 2005-01-26 Jan Hubicka <jh@suse.cz>
16751 PR tree-optimization/19241
16752 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
16754 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16756 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
16757 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
16759 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
16760 <sim*>: Always use crt1.o, regardless of N in simN.
16761 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16762 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
16763 (CRT_CALL_STATIC_FUNCTION): Remove.
16764 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
16765 use crt1.o, regardless of N in simN.
16766 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16767 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
16768 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
16769 case isystem setting.
16770 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
16772 2005-01-25 Ian Lance Taylor <ian@airs.com>
16774 * gimple-low.c (block_may_fallthru): Correct handling of
16775 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
16777 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16779 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
16780 handlers to match indentation; nested under the mtune=* handler.
16781 Similar for mcpu= and march=.
16783 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
16785 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
16786 * config/mips/linux64.h (LIB_SPEC): Likewise.
16787 * config/mn10300/linux.h (LIB_SPEC): Likewise.
16788 * config/sh/linux.h (LIB_SPEC): Likewise.
16790 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
16792 * config/frv/frv.c (frv_legitimize_tls_address): New.
16793 (TARGET_HAVE_TLS): Define.
16794 (FRV_SYMBOL_REF_TLS_P): Define.
16795 (frv_override_options): Handle new register classes.
16796 (frv_legitimate_address_p): Reject tls addresses.
16797 (frv_legitimize_address): Handle TLS addresses.
16798 (gen_inlined_tls_plt): New.
16799 (gen_tlsmoff): New.
16800 (frv_legitimize_tls_address): New.
16801 (unspec_got_name): Add TLS entries.
16802 (got12_operand): Add R_FRV_TLSMOFF12 case.
16803 (frv_emit_move): Fixup TLS addresses.
16804 (frv_emit_movsi): Legitimize TLS addresses.
16806 * config/frv/frv.h (MASK_BIG_TLS): New.
16807 (TARGET_BIG_TLS): New.
16808 (HAVE_AS_TLS): Define.
16809 (TARGET_SWITCHES): Add -mTLS and -mtls options.
16810 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
16811 (REG_CLASS_NAMES): Same.
16812 (REG_CLASS_CONTENTS): Same.
16813 (CONSTRAINT_LEN): New.
16814 (REG_CLASS_FROM_CONSTRAINT): New.
16815 (PREDICATE_CODES): Add symbolic_operand.
16817 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
16818 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
16819 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
16820 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
16821 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
16822 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
16823 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
16824 GR9_REG, GR14_REG, LRREG.
16825 (type): Add load_or_call attribute.
16826 ("load_or_call"): New reservation.
16827 ("call_gettlsoff"): New.
16828 ("tls_indirect_call"): New.
16829 ("tls_load_gottlsoff12"): New.
16830 ("tlsoff_hilo"): New.
16831 ("tls_tlsdesc_ldd"): New.
16832 ("tls_tlsoff_ld"): New.
16835 * config/frv/frv-protos.h (symbolic_operand): Protoize.
16837 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
16839 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
16840 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
16841 * config/frv/frv.c (TLS_BIAS): Define.
16842 (frv_output_dwarf_dtprel): New.
16844 2005-01-26 Jakub Jelinek <jakub@redhat.com>
16846 PR rtl-optimization/19579
16847 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
16848 both A and B, see if they don't clobber registers the other expr uses.
16850 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
16852 * real.c (do_add): Initialize signalling and canonical members.
16854 * real.c (real_from_integer): Zero out destination.
16856 2005-01-18 Jan Hubicka <jh@suse.cz>
16858 PR tree-optimize/19337
16859 * tree-inline.c (initialize_inlined_parameters): Copy
16860 saved_static_chain_decl only.
16862 2005-01-25 Richard Henderson <rth@redhat.com>
16866 * config/i386/i386.c (x86_inter_unit_moves): Zero.
16867 (ix86_preferred_reload_class): Rewrite fp-constant section, with
16868 80387 enabled, to return a proper subclass. Return the subset that
16869 overlaps with GENERAL_REGS for PLUS.
16870 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
16872 2005-01-25 Richard Henderson <rth@redhat.com>
16874 PR middle-end/19609
16875 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
16877 2005-01-25 Roger Sayle <roger@eyesopen.com>
16879 * expmed.c (choose_multiplier): Change interface to return the
16880 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
16881 (expand_divmod): Update calls to choose_multiplier.
16883 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16885 PR middle-end/19330
16886 * expmed.c (extract_bit_field): Use adjust_address instead of
16887 gen_lowpart when op0 is a MEM.
16889 2005-01-24 Steven Bosscher <stevenb@suse.de>
16891 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
16893 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16895 * config/mips/irix-csr.c: New file.
16896 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16897 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16898 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16901 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
16904 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
16905 sparc/elf.h, add sparc/sp-elf.h.
16906 (sparc-*-rtems*): Likewise.
16907 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
16908 tm-dwarf2.h, add sparc/sp-elf.h.
16909 (sparc86x-*-elf): Likewise.
16910 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
16911 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
16912 TARGET_OS_CPP_BUILTINS.
16913 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16914 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16916 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
16917 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
16918 (SWITCH_TAKES_ARG): Likewise.
16919 (LOCAL_LABEL_PREFIX): Likewise.
16920 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
16921 (TARGET_N_FORMAT_TYPES): Delete.
16922 (TARGET_FORMAT_TYPES): Likewise.
16923 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
16924 * config/sparc/elf.h: Delete.
16925 * config/sparc/sp-elf.h: New file.
16927 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16929 * tree-flow-inline.h (phi_arg_from_edge): Remove.
16930 * tree-flow.h: Remove the corresponding prototype.
16931 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
16932 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
16934 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16937 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
16938 for AIX ABI or ELF -fPIC.
16939 (rs6000_emit_load_toc_table): Don't create toc_section here.
16940 (rs6000_xcoff_file_start): Nor here.
16942 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
16944 * sh.c (ra.h): Don't #include.
16945 (hard_regs_intersect_p): New function, resurrected from ra.c.
16947 * sh.c: Fix 1996 Copyright.
16949 2005-01-24 Richard Henderson <rth@redhat.com>
16950 Aldy Hernandez <aldyh@redhat.com>
16952 * regrename.c (note_sets): Handle subregs.
16954 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
16957 * genconditions.c (write_header, write_conditions): Elide file if
16960 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16962 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
16963 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
16966 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16968 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
16969 expand_builtin_printf, expand_builtin_fprintf,
16970 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
16971 checking against POINTER_TYPE.
16972 (validate_arglist): Handle POINTER_TYPE code by checking
16975 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
16977 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
16978 init_rtlanal): New.
16979 (for_each_rtx): Call for_each_rtx_1.
16980 * rtl.h (init_rtlanal): Declare.
16981 * toplev.c (backend_init): Call init_rtlanal.
16983 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16985 * flow.c (propagate_one_insn): Formatting.
16987 PR middle-end/19551
16988 * flow.c (libcall_dead_p): Be more conservative if unsure.
16989 If there are any instructions between insn and call, see if they are
16990 all dead before saying the libcall is dead.
16992 2005-01-24 Uros Bizjak <uros@kss-loka.si>
16994 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
16995 operand constraint for operand 0.
16997 2005-01-23 Richard Henderson <rth@redhat.com>
17000 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
17001 edges leading to join block.
17003 2005-01-23 Roger Sayle <roger@eyesopen.com>
17005 * expmed.c (expand_mult_highpart): Make static. Change type of
17006 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
17007 (expand_divmod): Updates calls to expand_mult_highpart by using
17008 gen_int_mode to pass a CONST_INT rtx.
17009 * rtl.h (expand_mult_highpart): Remove prototype.
17011 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17013 * flow.c (regset_bytes, regset_size): Remove.
17015 * cfganal.c: Fix a reference to Harvey's paper.
17017 2005-01-23 Steven Bosscher <stevenb@suse.de>
17019 PR rtl-optimization/19464
17020 * tree-optimize.c (init_tree_optimization_passes): Add one more
17021 copyrename pass just before out-of-ssa.
17023 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
17026 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
17027 * ggc-none.c (ggc_free): Define.
17029 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17031 * cse.c (max_reg, max_insn_uid): Remove.
17032 (cse_main): Don't access max_reg or max_insn_uid.
17034 * c-common.c (explicit_flag_signed_bitfields,
17035 lang_statement_code_p, lang_expand_function_end): Remove.
17036 * c-common.h: Remove the corresponding declarations.
17037 * c-opts.c (c_common_handle_option): Remove all write access
17038 to explicit_flag_signed_bitfields.
17040 * cgraph.c (cgraph_varpool_n_nodes): Remove.
17041 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
17042 * cgraph.h: Remove the corresponding declaration.
17044 * gcse.c (null_pointer_info): Remove.
17046 2005-01-23 Roger Sayle <roger@eyesopen.com>
17047 Eric Botcazou <ebotcazou@libertysurf.fr>
17049 * combine.c (simplify_logical): Only simplify logical expressions
17050 of the form ior(and(x,y),z) by the inverse distributive law if the
17051 result is cheaper than the original.
17053 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17055 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
17056 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17057 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
17058 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
17059 config/freebsd-spec.h, config/arm/arm.h,
17060 config/h8300/h8300.md, config/i386/i386.md,
17061 config/i386/predicates.md, config/i386/sse.md,
17062 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
17063 config/vax/vax.md: Fix comment typos. Follow spelling
17066 2005-01-23 Steven Bosscher <stevenb@suse.de>
17068 * gengtype.c (walk_type): Produce `not equal to' compares for loop
17069 tests, instead of `less than'.
17071 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
17073 * function.c (assign_parm_setup_block): When creating a new stack slot
17074 for a parameter, get its alignment from the parameter's DECL_ALIGN
17075 rather than the type's TYPE_ALIGN. Make sure that the parameter
17076 is at least word aligned.
17078 2005-01-22 Roger Sayle <roger@eyesopen.com>
17080 PR middle-end/19378
17081 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
17083 2005-01-22 Richard Henderson <rth@redhat.com>
17086 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
17087 in both compare operands.
17088 (movdfcc_1_sse_max): Likewise.
17089 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
17090 (movdfcc_1_sse): Likewise.
17091 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
17092 scratch register as needed.
17094 2005-01-22 Richard Henderson <rth@redhat.com>
17096 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
17098 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
17100 2005-01-22 Richard Henderson <rth@redhat.com>
17102 * genopinit.c (optabs): Use smin/smax for floating point too.
17103 * doc/md.texi: Update to match. Clarify that floating point
17104 results are undefined for +0/-0 and NaN.
17105 * doc/rtl.texi: Likewise.
17106 * rtl.def (SMIN, SMAX): Likewise
17107 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
17109 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
17110 leading 's' to the name.
17111 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
17112 smaxxf3, sminxf3): Likewise.
17113 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
17116 2005-01-22 Paul Brook <paul@codesourcery.com>
17118 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
17120 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
17122 * config/s390/s390.c (struct processor_costs): New fields
17123 dlgr, dlr, dr, dsgfr, dsgr.
17124 (z900_cost, z990_cost): Values for new fields.
17125 (s390_rtx_costs): New cases MEM und COMPARE in switch
17126 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
17127 DIV, MOD, UDIV, UMOD.
17129 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17131 * config/s390/s390.md ("doloop_si64"): Reload input value directly
17132 into the register being decremented.
17133 ("doloop_si31", "doloop_di"): Likewise.
17134 ("*doloop_si_long"): Adapt pattern.
17136 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17138 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
17140 (CLASS_MAX_NREGS): Likewise.
17142 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
17144 * doc/tree-ssa.texi (Statement Operands): Add example for new
17145 must-def macro. Note deprecation of old operands interface.
17147 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
17149 PR tree-optimization/19484
17150 * tree-cfg.c (remove_fallthru_edge): New function.
17151 (cleanup_control_flow): Remove fallthru edges from calls that are
17152 now known not to return.
17154 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17156 Fix PR tree-optimization/19038
17157 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
17158 copies with loop variant ones.
17160 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
17162 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
17163 config/alpha/alpha-protos.h, config/alpha/alpha.h,
17164 config/alpha/alpha.md, config/alpha/predicates.md,
17165 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
17166 config/sparc/sol2.h: Update copyright.
17168 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
17169 first label to see if it is a nonlocal label.
17171 2005-01-22 David Edelsohn <edelsohn@gnu.org>
17172 Andrew Pinski <pinskia@physics.uc.edu>
17175 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
17176 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
17178 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17180 * config/rs6000/rtems.h: Update copyright.
17182 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17185 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
17186 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
17187 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
17189 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17192 * c-typeck.c (convert_arguments): Check for error_mark_node.
17194 2005-01-21 Ian Lance Taylor <ian@airs.com>
17196 PR tree-optimization/13000
17197 * tree-inline.c: Include "tree-flow.h".
17198 (expand_call_inline): If warn_return_type, warn if non-void inline
17199 function falls through.
17200 * tree-cfg.c (execute_warn_function_return): Don't warn about
17201 control reaching end if TREE_NO_WARNING is set. Set
17203 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
17205 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
17206 branch if we don't need one.
17207 * c-typeck.c: Include "tree-flow.h"
17208 (c_finish_bc_stmt): Don't add a goto if the current statement
17209 list doesn't fall through to the current point.
17211 2005-01-21 Roger Sayle <roger@eyesopen.com>
17213 PR rtl-optimization/576
17214 * real.c (real_arithmetic): Change return type from void to bool
17215 to return an indication that the result may be inexact.
17216 * real.h (real_arithmeric): Update prototype.
17217 * fold-const.c (const_binop): Don't constant fold floating
17218 point expressions when the user specifies -frounding-math and
17219 the result may depend upon the run-time rounding mode.
17220 (fold_convert_const_real_from_real): Clean-up.
17221 (fold_initializer): Ignore flag_rounding_math for initializers.
17222 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
17223 constant fold FP operations with flag_rounding_math if the
17224 result may depend upon the run-time rounding mode.
17226 2005-01-21 Tom Tromey <tromey@redhat.com>
17228 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
17230 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
17232 * tree-cfg.c: Fix comment typos.
17234 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
17236 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
17237 around the call to rest_of_handle_branch_target_load_optimize.
17239 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17241 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
17242 (sparc64-*-openbsd*): Likewise.
17243 (sparclite-*-elf*): Include tm-dwarf2.h.
17244 (sparc86x-*-elf*): Likewise.
17245 (sparc64-*-elf*): Likewise.
17246 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
17247 (DBX_DEBUGGING_INFO): Likewise.
17248 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
17249 (PREFERRED_DEBUGGING_TYPE): Likewise.
17250 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
17251 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
17252 (PREFERRED_DEBUGGING_TYPE): Likewise.
17253 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
17254 (PREFERRED_DEBUGGING_TYPE): Likewise.
17255 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
17257 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
17260 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
17262 2005-01-20 Paul Brook <paul@codesourcery.com>
17264 * doc/rtl.texi: Document value extension requirements for CONST_INT.
17266 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17268 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
17269 label is first in a sequence of labels.
17271 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
17273 2005-01-20 Janis Johnson <janis187@us.ibm.com>
17274 Giovanni Bajo <giovannibajo@gcc.gnu.org>
17276 * doc/sourcebuild.texi (Test Directives): New.
17278 2005-01-20 Roger Sayle <roger@eyesopen.com>
17280 * real.c (real_floor): Don't leave the result uninitialized when
17281 mode is VOIDMode, but return the unrounded intermediate value.
17282 (real_ceil): Likewise.
17284 2005-01-20 Paul Brook <paul@codesourcery.com>
17286 * config/arm/arm.md (insv): Use gen_int_mode.
17288 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17290 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
17291 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17292 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17293 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17294 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17296 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17299 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
17300 fbreg, so we have to assume we can't.
17301 (loc_descriptor_from_tree_1): Ditto.
17302 (containing_function_has_frame_base): New function.
17303 (add_location_or_const_value_attribute): Use it.
17304 Also try to generate a frame_base from a single element location
17307 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17309 PR tree-optimization/15349
17310 * timevar.def (TV_TREE_MERGE_PHI): New.
17311 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
17313 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
17314 calls to tree_forwarder_block_p.
17315 (remove_forwarder_block_with_phi, merge_phi_nodes,
17316 gate_merge_phi, pass_merge_phi): New.
17317 * tree-optimize.c (init_tree_optimization_passes): Add
17319 * tree-pass.h: Add an extern for pass_merge_phi;
17321 2005-01-20 Richard Henderson <rth@redhat.com>
17324 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
17325 (_mm_castps_pd, _mm_castps_si128): New.
17326 (_mm_castsi128_ps, _mm_castsi128_pd): New.
17328 2005-01-20 Richard Henderson <rth@redhat.com>
17331 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
17332 __builtin_ia32_vec_init_v2si.
17333 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
17334 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
17335 (ix86_init_mmx_sse_builtins): Create it.
17336 (ix86_expand_builtin): Expand it.
17337 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
17338 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
17339 (vec_extractv2si_0, vec_extractv2si_1): New.
17341 2005-01-20 Richard Henderson <rth@redhat.com>
17344 * config/i386/i386.c (ix86_expand_push): New.
17345 * config/i386/mmx.md (push<MMXMODE>1): New.
17346 * config/i386/sse.md (push<SSEMODE>1): New.
17347 * config/i386/i386-protos.h: Update.
17349 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17351 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
17354 2005-01-20 Richard Henderson <rth@redhat.com>
17356 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
17357 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
17359 2005-01-19 Richard Henderson <rth@redhat.com>
17362 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
17363 to V4SFmode in SSE1 fallback load path.
17365 2005-01-19 Richard Henderson <rth@redhat.com>
17367 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
17368 in QImode expansion to ix86_expand_vector_set.
17369 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
17371 2005-01-19 Richard Henderson <rth@redhat.com>
17374 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
17375 subclass of the input class.
17376 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
17377 Always true for cross-SSE1 classes. Rationalize conditionals.
17378 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
17379 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
17380 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
17381 (movdi_2): Add MMX/SSE zeros.
17382 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
17383 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
17384 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17385 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
17386 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
17387 (zero_extendsidi2_rex64_1): Remove.
17388 (MOV0 peephole): Check GENERAL_REG_P.
17390 2005-01-19 Richard Henderson <rth@redhat.com>
17393 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
17395 (ix86_expand_vector_extract): Likewise.
17397 2005-01-19 Richard Henderson <rth@redhat.com>
17399 PR middle-end/19304
17400 * expr.c (emit_move_change_mode): New argument force; use
17401 simplify_gen_subreg if true.
17402 (emit_move_via_alt_mode): Merge into ...
17403 (emit_move_via_integer): ... here.
17404 (emit_move_ccmode): Use emit_move_change_mode directly.
17406 2005-01-19 Richard Henderson <rth@redhat.com>
17409 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
17410 (alpha_preferred_reload_class): Handle CONST_VECTOR.
17411 (alpha_emit_set_const_1): Add no_output parameter; don't emit
17413 (alpha_emit_set_const): Likewise. Make static.
17414 (alpha_emit_set_long_const): Make static.
17415 (alpha_extract_integer): Split out from alpha_expand_mov.
17416 (alpha_split_const_mov): Likewise.
17417 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
17418 (alpha_legitimate_constant_p): New.
17419 * config/alpha/alpha-protos.h: Update.
17420 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
17421 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
17422 * config/alpha/alpha.md (movsi): Add n alternative.
17423 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
17424 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
17425 (splitters for all of the above): Use alpha_split_const_mov.
17426 * config/alpha/predicates.md (non_add_const_operand): New.
17427 (non_zero_const_operand): New.
17428 (input_operand): Use alpha_legitimate_constant_p after reload.
17430 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
17432 PR tree-optimization/19038
17433 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
17434 (add_candidate): Add ivs with increment in latch only if
17435 allow_ip_end_pos_p is true.
17436 (determine_iv_cost): Use empty_block_p.
17438 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
17440 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
17441 (compute_dominance_frontiers): Ditto.
17443 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
17446 * config/sh/t-rtems: New.
17447 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
17449 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
17451 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
17452 the offset of the selected field.
17454 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
17456 * tree-cfg.c (remove_forwarder_block): Fix the check to
17457 prevent a nonlocal label from appearing in the middle of a
17460 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
17462 PR rtl-optimization/19462
17463 * reorg.c (find_end_label): Create return insn only if
17464 current_function_epilogue_delay_list is empty.
17466 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
17468 * doc/passes.texi: Remove paragraph mentioning new-ra.
17470 2005-01-19 Jakub Jelinek <jakub@redhat.com>
17472 PR rtl-optimization/15139
17473 * combine.c: Include params.h.
17474 (count_rtxs): New function.
17475 (record_value_for_reg): If replace_rtx would replace at least
17476 2 occurrences of REG in VALUE and TEM is really large, replace REG with
17477 (clobber (const_int 0)) instead of TEM.
17478 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
17479 * params.h (MAX_LAST_VALUE_RTL): New.
17480 * Makefile.in (combine.o): Depend on $(PARAMS_H).
17481 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
17484 * c-typeck.c (digest_init): Only call build_vector if all constructor
17485 elements are *_CST nodes.
17486 * gimplify.c (gimplify_init_constructor): Likewise.
17488 PR middle-end/19164
17489 * c-typeck.c (digest_init): Only call build_vector if inside_init
17492 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
17494 * toplev.c (init_asm_output): Remove dead #ifdef.
17496 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
17498 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
17500 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17502 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
17503 accessing DECL_FUNCTION_CODE.
17504 * dojump.c (do_jump): Likewise.
17505 * gimplify.c (gimplify_call_expr): Likewise.
17506 * predict.c (expr_expected_value): Likewise.
17507 (strip_builtin_expect): Likewise.
17508 * tree-inline.c (estimate_num_insns_1): Likewise.
17509 * tree-ssa-loop-im.c (stmt_cost): Likewise
17510 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
17511 (tree_expr_nonnegative_p): Likewise.
17513 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17515 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
17516 variant of the load_pcrel_sym pattern.
17517 * config/sparc/sparc.md (P macro): Move to the top.
17518 (load_pcrel_sym): Macroize using P.
17519 (save_register_window): Likewise.
17521 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
17523 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
17524 ("sordered"): Same.
17526 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
17529 * c-typeck.c (build_asm_expr): Strip nops off
17530 input memory operands.
17532 2005-01-18 David Edelsohn <edelsohn@gnu.org>
17534 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
17535 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
17536 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
17537 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
17539 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
17542 * config/i386/i386.c (override_options): If the 80387 is disabled,
17543 then do not return FP values using FP registers.
17545 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
17547 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
17548 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
17549 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
17550 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
17551 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
17552 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
17553 output.h, postreload-gcse.c, postreload.c, recog.c,
17554 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
17555 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
17556 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
17557 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
17558 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
17559 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
17560 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
17561 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
17563 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
17564 config/alpha/alpha.c, config/arm/vfp.md,
17565 config/i386/emmintrin.h, config/i386/i386-modes.def,
17566 config/i386/i386-protos.h, config/i386/i386.h,
17567 config/i386/pmmintrin.h, config/i386/ppro.md,
17568 config/i386/predicates.md, config/i386/xmmintrin.h,
17569 config/i860/i860.c, config/ia64/ia64-modes.def,
17570 config/ia64/ia64-protos.h, config/ia64/ia64.h,
17571 config/ia64/ia64.md, config/ia64/itanium1.md,
17572 config/ia64/itanium2.md, config/ia64/predicates.md,
17573 config/iq2000/iq2000.h, config/mips/linux64.h,
17574 config/rs6000/aix41.h, config/rs6000/aix43.h,
17575 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
17576 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
17577 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
17578 config/sparc/linux64.h, config/sparc/litecoff.h,
17579 config/sparc/sp64-elf.h, config/sparc/sparc.c,
17580 config/sparc/sparc.h, config/sparc/sparc.md,
17581 config/sparc/sysv4-only.h: Update copyright.
17583 2005-01-18 Richard Henderson <rth@redhat.com>
17586 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
17588 2005-01-18 Marc Espie <espie@openbsd.org>
17589 * config/i386/openbsdelf.h: Typo.
17591 2005-01-18 Richard Henderson <rth@redhat.com>
17593 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
17594 special case for sse.
17595 * config/i386/predicates.md (sse_comparison_operator): Likewise.
17597 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
17599 * tree-inline.c (estimate_num_insns_1): Added cases for
17600 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
17602 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17604 PR rtl-optimization/19296
17605 * combine.c (simplify_comparison): Rewrite the condition under
17606 which a non-paradoxical SUBREG of a PLUS can be lifted when
17607 compared against a constant.
17609 2005-01-18 Andi Kleen <ak@muc.de>
17611 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
17612 * c.opt (-Wpointer-sign): Add.
17613 * doc/invoke.texi: (-Wpointer-sign): Add.
17615 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17617 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
17618 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
17619 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
17620 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
17621 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
17622 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
17623 for TARGET_MIX_SSE_I387.
17624 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
17625 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
17626 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
17627 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
17628 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
17629 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
17630 TARGET_MIX_SSE_I387.
17631 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
17634 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17637 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
17638 Add movaps alternative for xmm reg->reg move.
17640 2005-01-17 Jeff Law <law@redhat.com>
17642 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
17643 at the end of the main DOM loop rather than just before DOM exits.
17645 2005-01-17 Diego Novillo <dnovillo@redhat.com>
17647 PR tree-optimization/19121
17648 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
17649 adding aliases to a name tag, also add them to the pointer's
17651 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
17652 sensitive alias info at all. Only check that the two pointers
17653 have compatible pointed-to sets.
17654 * tree-ssa.c (verify_name_tags): Verify that the alias set of
17655 a pointer's type tag is a superset of the alias set of the
17656 pointer's name tag.
17658 2005-01-17 James E Wilson <wilson@specifixinc.com>
17661 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
17662 comment to document why.
17664 2005-01-17 Richard Henderson <rth@redhat.com>
17666 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
17667 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
17668 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
17669 sse2_vmsminv2df3_finite): New.
17670 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
17671 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
17672 Force op1 into register.
17674 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
17676 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
17677 bubblestrap from always rebuilding build directory.
17679 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
17681 * config/s390/s390.md ("*clc"): Remove incorrect '='.
17682 ("*cmpmem_short"): Likewise.
17684 2005-01-17 Steven Bosscher <stevenb@suse.de>
17686 * basic-block.h: Document BB_* flags.
17687 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
17688 use an sbitmap instead.
17689 * sched-rgn.c (compute_trg_info): Likewise.
17691 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
17693 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
17694 redundant target_cpu_default and extra_parts lines. Use the default
17696 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
17697 (SUBTARGET_EXTRA_SPECS): Delete.
17698 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
17699 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
17700 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
17701 and "n32" for -mabi=n32.
17703 2005-01-17 Ian Lance Taylor <ian@airs.com>
17706 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
17707 fold constant variables into initial values.
17709 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17711 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
17713 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
17714 through the statements backward.
17716 2005-01-17 Ian Lance Taylor <ian@airs.com>
17718 PR middle-end/13127:
17719 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
17720 a variable set to the return value of the inlined function.
17722 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
17724 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
17725 when modes are tieable.
17727 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
17729 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
17730 of pthread_create to find out if threads are enabled.
17731 * gthr-posix95.h (__gthread_active_p): Likewise.
17733 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17735 * common.opt (-fnew-ra): Remove.
17737 * toplev.h (flag_new_regalloc): Remove.
17738 * Makefile.in (ra*.*): Don't mention.
17739 * passes.c (rest_of_handle_new_regalloc): Remove.
17740 (rest_of_handle_combine, rest_of_compilation): Always consider
17741 flag_new_regalloc as false.
17742 * doc/invoke.texi: Don't document -fnew-ra.
17744 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17746 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
17747 last parameter to reg_scan.
17748 * loop.c (loop_optimize): Likewise.
17749 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
17750 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
17751 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
17752 rest_of_handle_gcse, rest_of_handle_loop_optimize,
17753 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
17754 * regclass.c (reg_scan): Likewise, for the declaration.
17755 * rtl.h (reg_scan): Likewise, for the prototype.
17757 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17759 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
17760 mark_dfs_back_edges.
17762 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
17764 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
17765 (compute_avail): Uses don't go in tmp_gen.
17767 2005-01-16 Steven Bosscher <stevenb@suse.de>
17769 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
17770 loop to look for a free slot in a page entry.
17772 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17775 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
17776 * toplev.c (compile_file): Call process_pending_assemble_output_defs
17777 just before targetm.asm_out.file_end.
17778 * tree.h (process_pending_assemble_output_defs): Declare.
17779 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
17781 (assemble_alias): Defer generation of assembly code for defines when
17782 TARGET_DEFERRED_OUTPUT_DEFS is true.
17783 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17784 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17785 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
17787 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17790 * pa.c (pa_scalar_mode_supported_p): New function.
17791 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17792 * pa.h (MIN_UNITS_PER_WORD): Add comment.
17794 * pa-protos.h (prefetch_operand): Delete.
17795 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
17796 * pa.c (prefetch_operand): Delete.
17797 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
17798 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
17799 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
17800 and prefetch_nocc_operand.
17801 * pa.md (prefetch): Rework to avoid reload problems handling short
17802 displacements when a cache control completer needs to be provided.
17803 (prefetch_32, prefetch_64): Delete.
17804 (prefetch_cc, prefetch_nocc): New patterns.
17806 2005-01-15 David Edelsohn <edelsohn@gnu.org>
17808 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
17810 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17813 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
17814 exceeds maximum alignment for global common data.
17815 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
17816 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
17818 2004-01-15 Roger Sayle <roger@eyesopen.com>
17820 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
17822 2004-01-15 Roger Sayle <roger@eyesopen.com>
17824 * harg-reg-set.h (reg_class_names): Prototype global array.
17825 * regclass.c (reg_class_names): Declare here and initialize to
17827 (dump_regclass): Remove local declaration of reg_class_names.
17828 (regclass): Likewise.
17829 * cfg.c (dump_flow_info): Likewise.
17830 * ra-debug.c (reg_class_names): Likewise.
17831 * regrename.c (reg_class_names): Likewise.
17832 * reload.c (reg_class_names): Likewise.
17833 * reload1.c (spill_failure): Likewise.
17834 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
17836 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
17838 * config/s390/s390.md ("reload_outti"): Remove predicate for
17839 output operand. Abort if operand is not a MEM.
17840 ("reload_outdi", "reload_outdf"): Likewise.
17842 2005-01-15 Marc Espie <espie@openbsd.org>
17844 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
17845 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
17846 * config/openbsd.h: Fix C++ includes for native configurations.
17847 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
17848 Add trampoline support.
17849 * config/i386/openbsdelf.h: New.
17851 2005-01-15 Marc Espie <espie@openbsd.org>
17853 * collect2.c (main): Explicitly parse -dynamic-linker option.
17855 2005-01-15 Jakub Jelinek <jakub@redhat.com>
17857 PR tree-optimization/19060
17858 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
17859 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
17860 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
17861 and handle extract_range_from_cond returning false.
17862 * fold-const.c (fold): Optimize comparisons with min/max even for
17863 width > HOST_BITS_PER_WIDE_INT.
17865 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
17867 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
17868 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
17869 Remove little endian multilib variants.
17870 Add mips32 multilib variant.
17872 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
17874 * explow.c (copy_all_reg, stabilize): Remove.
17875 * expr.h: Remove the corresponding prototypes.
17877 * rtlanal.c (regs_set_between_p): Remove.
17878 * rtl.h: Remove the corresponding prototype.
17880 2005-01-14 David Edelsohn <edelsohn@gnu.org>
17882 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
17883 to rs6000_nonimmediate_operand.
17884 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
17885 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
17886 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
17887 rs6000_nonimmediate_operand.
17888 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
17889 rs6000_nonimmediate_operand.
17891 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
17893 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
17895 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17897 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
17899 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
17900 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
17902 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
17903 (rs6k_nonimmediate_operand): New.
17904 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
17906 (legitimate_lo_sum_address_p): Same.
17907 (rs6000_legitimize_address): Same.
17908 (rs6000_legitimize_reload_address): Same.
17909 (rs6000_legitimate_address): Same.
17910 (spe_build_register_parallel): Pass DF and DC modes in a DI
17913 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
17914 to rs6k_nonimmediate_operand.
17916 * config/rs6000/spe.md ("*frob_df_di"): New.
17917 ("*frob_di_df"): New.
17918 ("*frob_di_df_2"): New.
17919 ("*mov_sidf_e500_subreg0"): New.
17920 ("*mov_sidf_e500_subreg4"): New.
17921 ("*movdf_e500_double"): Change predicate to
17922 rs6k_nonimmediate_operand.
17924 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17926 * postreload.c (move2add_note_store): Only call
17927 trunc_int_for_mode on scalar integers.
17929 2005-01-14 Steven Bosscher <stevenb@suse.de>
17931 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
17932 replace BB_VISITED uses.
17933 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
17934 (propagate_necessity): Check the bitmap instead of BB_VISITED.
17935 (tree_dce_done): Free visited_control_parents.
17936 (perform_tree_ssa_dce): Allocate and clear it.
17937 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
17938 (compute_antic): Iterate from here using a DFS. Use an sbitmap
17939 instead of BB_VISITED.
17941 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
17943 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
17944 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
17945 Remove unused prototypes.
17947 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17949 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
17950 64-bit register usage.
17951 (spe_func_has_64bit_regs_p): Add FIXME note.
17953 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17955 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
17956 flag_finite_math_only with flag_unsafe_math_optimizations.
17958 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
17960 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
17961 end-of-stack check.
17962 (__tpf_eh_return): Copy TPF private stack area from the module
17963 boundary stack frame. Add check for when module addresses are
17964 equal, but no stub address is found.
17966 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
17969 * arm.h (struct machine_function): Add call_via field.
17970 (thumb_call_via_label): Declare.
17971 * arm.c (thumb_call_via_label): New variable.
17972 (thumb_call_reg_needed): New variable.
17973 (arm_output_function_epilogue): For Thumb code, output any per-function
17974 call-indirect trampolines.
17975 (thumb_call_via_reg): New function.
17976 (arm_file_end): New function.
17977 (TARGET_ASM_FILE_END): Call arm_file_end.
17978 (aof_file_end): Likewise.
17979 * arm-protos.h (thumb_call_via_reg): Declare.
17980 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
17981 thumb_call_via_reg in normal case.
17983 2005-01-14 Jakub Jelinek <jakub@redhat.com>
17985 PR middle-end/19084
17986 PR rtl-optimization/19348
17987 * recog.c (peephole2_optimize): Do global life update if some peephole
17988 decides it doesn't need at least one of its inputs and that change
17989 influences liveness at the start of the basic block.
17991 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
17992 arguments instead of 1.
17994 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
17996 PR middle-end/18820
17997 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
17998 zero for nested functions needing a static chain or functions
17999 with a non-constant address.
18001 2005-01-13 Roger Sayle <roger@eyesopen.com>
18003 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
18004 (and (sign_extend X) C) into (zero_extend (and X C)).
18006 2005-01-13 David O'Brien <obrien@FreeBSD.org>
18008 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
18010 2005-01-13 Richard Henderson <rth@redhat.com>
18015 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
18016 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
18017 not just TARGET_SSE.
18018 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
18019 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
18020 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
18021 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
18022 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
18023 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
18024 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
18025 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
18026 (movdicc_c_rex64): Rename with '*'.
18027 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
18028 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
18029 (movsfcc_1_387): Rename from movsfcc_1.
18030 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
18031 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
18032 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
18033 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
18034 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
18035 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
18036 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
18037 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
18038 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
18039 sse_movdfcc_const0_4): Remove.
18040 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
18041 recognize min/max early. Update for changed sse cmove patterns.
18042 (ix86_split_sse_movcc): New.
18043 * config/i386/i386-protos.h: Update.
18045 2005-01-13 Steven Bosscher <stevenb@suse.de>
18047 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
18048 (fix_stmt_v_may_defs): Likewise.
18050 2005-01-13 Richard Henderson <rth@redhat.com>
18052 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
18053 for converting the mask.
18055 2005-01-13 David Edelsohn <edelsohn@gnu.org>
18057 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
18060 2005-01-13 Richard Henderson <rth@redhat.com>
18062 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
18063 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
18064 IX86_BUILTIN_MOVDQ2Q): Remove.
18065 (IX86_BUILTIN_VEC_EXT_V4SI): New.
18066 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
18067 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
18069 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
18070 (sse2_pextrw): Fix immediate constraint.
18071 (sse2_loadq, sse2_loadq_rex64): Remove.
18072 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
18073 Use __builtin_ia32_vec_ext_<size>.
18074 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
18076 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
18078 * function.c (assign_parm_setup_block): Look inside original
18079 entry_parm when inspecting PARALLEL.
18081 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18082 Joel Sherrill <joel@oarcorp.com>
18085 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
18086 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
18087 rtems_gxx_recursive_mutex_init.
18088 (__gthread_recursive_mutex_lock): New function.
18089 (__gthread_recursive_mutex_trylock): Likewise.
18090 (__gthread_recursive_mutex_unlock): Likewise.
18092 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18094 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
18096 2005-01-13 Jan Beulich <jbeulich@novell.com>
18098 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
18099 (ashrti3_internal): Indicate output is early clobber. Generate result
18100 into output rather than first input. Use move for low word of output
18101 if shift count is exactly 64.
18102 (lshrti3_internal): Likewise.
18104 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
18108 * reload1.c (delete_output_reload): Don't delete an output reload
18109 if the pseudo lives longer than a single basic block. Adjust and
18110 improve wording of comment.
18112 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
18115 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
18116 of TYPE_SIZE where we mean the number of bytes.
18118 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
18120 * function.c (assign_parm_setup_block): Relax condition on
18121 multi-register optimization.
18123 2005-01-12 Nick Clifton <nickc@redhat.com>
18125 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
18126 an "in_delay_slot" attribute of "no" to prevent them being used in
18127 delay slots. This is forbidden because they might generate
18130 2005-01-12 Alan Modra <amodra@bigpond.net.au>
18133 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
18134 with r->Y and Y->r.
18136 2005-01-12 Nick Clifton <nickc@redhat.com>
18138 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
18139 passed on to GAS) but do not define, as GAS no longer supports or
18140 needs the -m2000 option.
18142 2005-01-11 Roger Sayle <roger@eyesopen.com>
18144 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
18145 type as args of unprototyped builtins aren't automatically promoted.
18146 (fold_builtin_abs): Likewise.
18148 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18150 * Makefile.in: Set a `build-warn' variable.
18152 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18154 PR tree-optimization/17949
18155 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
18156 (find_interesting_uses_address): Use it.
18158 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
18160 * regrename.c (kill_value): Handle subreg's that won't simplify.
18162 2005-01-11 Richard Henderson <rth@redhat.com>
18165 * config/i386/i386.h (enum ix86_builtins): Move ...
18166 * config/i386/i386.c: ... here.
18167 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
18168 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
18169 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
18170 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
18171 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
18172 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
18173 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
18174 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
18175 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
18176 IX86_BUILTIN_LOADDDUP): Remove.
18177 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
18178 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
18179 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
18180 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
18181 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
18182 (ix86_init_builtins): Make static.
18183 (ix86_init_mmx_sse_builtins): Update for changed builtins.
18184 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
18185 if all the modes match. Otherwise, fake it.
18186 (get_element_number, ix86_expand_vec_init_builtin,
18187 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
18188 (ix86_expand_builtin): Make static. Update for changed builtins.
18189 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
18190 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
18191 (ix86_expand_vector_init_duplicate): New.
18192 (ix86_expand_vector_init_low_nonzero): New.
18193 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
18194 Split out from ix86_expand_vector_init; handle integer modes.
18195 (ix86_expand_vector_init): Use them.
18196 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
18197 * config/i386/i386-protos.h: Update.
18198 * config/i386/predicates.md (reg_or_0_operand): New.
18199 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
18200 (movv2sf_internal): Likewise. And a splitter to match them all.
18201 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
18202 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
18203 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
18204 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
18205 (mmx_pinsrw): Fix operand ordering.
18206 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
18207 rather than sse_loadss expander.
18208 (movv2df splitter): Similarly.
18209 (sse_loadss, sse_loadlss): Remove.
18210 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
18211 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
18212 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
18213 (sse3_movddup): Rename with '*'.
18214 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
18215 (sse2_loadsd): Remove.
18216 (vec_dupv2df_sse3): Rename from sse3_loadddup.
18217 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
18218 (sse2_pinsrw): Fix argument ordering.
18219 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
18220 (sse2_stored): Remove 'r' destination.
18221 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
18222 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
18223 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
18224 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
18225 vec_extractv16qi, vec_initv16qi): New.
18227 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
18228 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
18229 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
18231 (_mm_load_pd, _mm_store_pd): Use plain dereference.
18232 (_mm_load_si128, _mm_store_si128): Likewise.
18233 (_mm_load1_pd): Use _mm_set1_pd.
18234 (_mm_load_sd): Use _mm_set_sd.
18235 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
18236 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
18237 (_mm_set_epi64): Use _mm_set_epi64x.
18238 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
18239 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
18240 _mm_setr_epi8): Use _mm_set_foo form.
18241 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
18242 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
18243 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
18244 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
18245 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
18246 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
18247 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
18248 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
18249 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
18250 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
18251 (_mm_movedup_pd): Use _mm_shuffle_pd.
18252 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
18253 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
18254 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
18255 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
18256 Use _mm_setzero_ps.
18257 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
18258 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
18259 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
18260 (_mm_store_ps): Use raw dereference.
18261 (_mm_store1_ps): Use _mm_storeu_ps.
18262 (_mm_storer_ps): Use _mm_store_ps.
18263 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
18264 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
18266 2005-01-11 Stan Shebs <shebs@apple.com>
18268 * config/rs6000/rs6000.c (machopic_output_stub): Issue
18269 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
18271 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
18274 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
18275 Skip all DECLs except for FIELD_DECLs.
18277 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18279 * config/s390/s390.c (override_options): Return error if
18280 -mbackchain, -mpacked-stack and -mhard-float are used together.
18281 (s390_va_start): Remove the backchain && packed-stack special case.
18282 (s390_gimplify_va_arg): Likewise.
18283 * doc/invoke.texi: Remove the ABI incompatibility note.
18285 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18287 * config/s390/s390.c (struct s390_frame_layout): Remove
18289 (s390_frame_info, s390_emit_prologue): Replace occurrences of
18290 save_backchain_p with TARGET_BACKCHAIN.
18292 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18295 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
18296 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
18297 * function.c (locate_and_pad_parm): Set new field.
18298 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
18299 Tweak where_pad test to include "none". Always set mem align for
18301 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
18302 not sufficient for type.
18303 (assign_parm_setup_block): If stack_parm is zero on entry, always
18304 make a new stack local. Block move old stack parm if necessary
18305 to new aligned stack local.
18306 (assign_parm_setup_stack): Use a block move to handle
18307 potentially misaligned entry_parm.
18308 (assign_parms_unsplit_complex): Specify required alignment when
18309 creating stack local.
18310 * calls.c (compute_argument_addresses): Override alignment of stack
18311 arg calculated from its type with the alignment given by
18312 FUNCTION_ARG_BOUNDARY.
18313 (store_one_arg): Likewise.
18315 2005-01-11 Jan Beulich <jbeulich@novell.com>
18317 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
18318 Change respective itanium_class attribute to ialu.
18319 (shladdp4_internal): New.
18320 * config/ia64/predicates.md (shladd_log2_operand): New.
18322 2005-01-11 Richard Henderson <rth@redhat.com>
18324 * expr.c (store_constructor): Use rtvec_alloc instead of
18325 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
18327 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
18329 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
18331 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18333 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
18334 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
18335 (TARGET_RWRELOC): Define.
18336 (ia64_rwreloc_section_type_flags): Delete.
18337 (ia64_section_type_flags): New function.
18338 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
18339 (TARGET_RWRELOC): Define.
18341 2005-01-10 David Mosberger <davidm@hpl.hp.com>
18344 * config/ia64/ia64.c (process_set): For alloc insn, only call
18345 process_epilogue is !frame_pointer_needed.
18347 2005-01-10 Roger Sayle <roger@eyesopen.com>
18350 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
18351 unary operator and can't be treated as a binary/comparison operator.
18353 2005-01-10 Richard Henderson <rth@redhat.com>
18355 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
18356 (ix86_return_in_memory): Likewise.
18357 (function_arg_advance): Likewise. Mirror structure in function_arg
18358 for choosing register to advance.
18360 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
18362 * tree-vectorizer.c, tree.def: Fix comment typos.
18364 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
18366 * config/s390/s390.c (struct processor_costs): 4 new fields:
18367 ddbr, ddr, debr, der.
18368 (s390_rtx_costs): More precise handling of divide instructions.
18370 2005-01-10 David Edelsohn <edelsohn@gnu.org>
18372 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
18374 2005-01-10 Jan Beulich <jbeulich@novell.com>
18376 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
18377 names resulting from -ffunction-sections/-fdata-sections and linkonce
18379 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
18380 based on the section name. Rearrange the section name comparison logic
18381 slightly so that each section name is compared against at most once.
18383 2005-01-10 Ben Elliston <bje@au.ibm.com>
18385 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
18386 targets for which -fPIC reduces limitations on the GOT size.
18388 2005-01-09 Falk Hueffner <falk@debian.org>
18390 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
18393 2005-01-09 David Edelsohn <edelsohn@gnu.org>
18396 * collect2.c (main): Set aixrtl_flag for -brtl option.
18397 (resolve_lib_name): Search for .so file extension before .a
18398 if aixrtl_flag set.
18400 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
18402 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
18403 (vect_analyze_data_refs_alignment): Add dump prints.
18405 2005-01-09 Ira Rosen <irar@il.ibm.com>
18407 * tree-vectorizer.c (vect_analyze_offset_expr): Use
18408 expr_invariant_in_loop_p.
18409 Initialize outputs first thing in the function.
18410 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
18411 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
18412 (vect_analyze_pointer_ref_access): Check that the initial condition of
18413 the access function is loop invariant.
18415 2005-01-09 Richard Henderson <rth@redhat.com>
18417 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
18418 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
18419 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
18420 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
18421 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
18422 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
18423 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
18424 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
18425 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
18426 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
18427 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
18428 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
18429 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
18430 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
18431 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
18432 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
18433 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
18434 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
18435 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
18436 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
18437 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
18438 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
18439 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
18441 (mmx_clrdi, pavgusb): Remove.
18442 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
18443 with leading sse_ prefix.
18444 * config/i386/sse.md: Receive them.
18445 * config/i386/mmx.md: New file.
18446 (MMXMODE12, MMXMODE24, mmxvecsize): New.
18447 (subrv2sf3): Turn into expander for normal subtraction.
18448 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
18449 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
18450 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
18451 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
18452 commutative; use ix86_binary_operator_ok.
18453 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
18454 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
18455 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
18456 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
18457 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
18458 Macroize from existing patterns; use ix86_binary_operator_ok.
18459 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
18460 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
18461 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
18462 with vec_select+vec_concat.
18463 (mmx_pshufw, mmx_pshufw_1): Likewise.
18464 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
18465 (mmx_uavgv4hi3): Model correctly.
18466 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
18467 _mm_xor_si64): Remove casts.
18469 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18471 PR tree-optimization/19224
18472 * tree-scalar-evolution.c (get_instantiated_value,
18473 set_instantiated_value): New functions.
18474 (instantiate_parameters_1): Cache the results.
18475 (instantiate_parameters, resolve_mixers): Initialize and free
18478 2005-01-08 David Edelsohn <edelsohn@gnu.org>
18480 * config/i386/i386.md (addhi_4): Correct reference in comment.
18483 2005-01-08 Richard Henderson <rth@redhat.com>
18485 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
18486 (_mm_cvtsi128_si64x): Likewise.
18487 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
18488 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
18489 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
18490 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
18491 * config/i386/i386-protos.h: Update.
18492 * config/i386/i386.c (print_operand): Add 'H'.
18493 (ix86_fixup_binary_operands): Split out from ...
18494 (ix86_expand_binary_operator): ... here.
18495 (ix86_fixup_binary_operands_no_copy): New.
18496 (ix86_expand_fp_absneg_operator): Handle vector mode results.
18497 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
18498 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
18499 (safe_vector_operand): Use CONST0_RTX.
18500 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
18501 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
18502 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
18503 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
18505 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
18506 (IX86_BUILTIN_CMPNGESS): New.
18507 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
18508 (attr type): Add sselog1.
18509 (attr unit, attr memory): Handle it.
18510 (movti, movti_internal, movti_rex64): Move near other integer moves.
18511 (movtf, movtf_internal): Move near other fp moves.
18512 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
18513 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
18514 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
18515 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
18516 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
18517 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
18518 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
18519 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
18520 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
18521 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
18522 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
18523 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
18524 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
18525 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
18526 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
18527 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
18528 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
18529 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
18530 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
18531 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
18532 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
18533 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
18534 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
18535 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
18536 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
18537 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
18538 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
18539 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
18540 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
18541 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
18542 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
18543 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
18544 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
18545 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
18546 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
18547 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
18548 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
18549 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
18550 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
18551 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
18552 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
18553 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
18554 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
18555 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
18557 (SSEPUSH, push<SSEPUSH>): Remove.
18558 (MMXPUSH, push<MMXPUSH>): Remove.
18559 (sse_movaps, sse_movaps_1, sse_movups): Remove.
18560 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
18561 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
18562 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
18563 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
18564 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
18565 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
18566 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
18567 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
18568 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
18569 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
18570 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
18571 (ppro_sse_log_V4SF): Handle sselog1.
18572 * config/i386/predicates.md (const_0_to_1_operand): New.
18573 (const_0_to_255_mul_8_operand): New.
18574 (const_1_to_31_operand): Rename from const_int_1_31_operand.
18575 (const_2_to_3_operand, const_4_to_7_operand): New.
18576 * config/i386/sse.md: New file.
18577 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
18578 (sse_movups): Rename from sse_movups_1.
18579 (sse_loadlss): Rename from sse_loadss_1.
18580 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
18582 (negv4sf2): Use ix86_expand_fp_absneg_operator.
18583 (absv4sf2, negv2df, absv2df): New.
18584 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
18585 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
18586 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
18587 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
18588 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
18589 (sse3_addsubv4sf3): Model correctly.
18590 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
18591 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
18592 (sse_movhlps): Model with vec_select+vec_concat.
18593 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
18594 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
18595 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
18596 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
18597 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
18598 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
18599 sse2_pshufhw_1): Likewise.
18600 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
18601 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
18602 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
18603 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
18604 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
18605 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
18606 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
18607 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
18608 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
18609 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
18610 sminv8hi3): Mark commutative
18611 operands. Use ix86_binary_operator_ok.
18612 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
18613 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
18614 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
18615 sse2_punpcklqdq): Allow operand2 in memory.
18616 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
18617 sse2_movsd): Add memory alternatives.
18618 (sse_storelps): Turn expander into an insn; split after reload.
18619 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
18620 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
18622 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
18624 * configure.ac (DWARF-2 debug_line): Use objdump.
18625 * configure: Regenerate.
18627 2005-01-08 Jeff Law <law@redhat.com>
18628 Diego Novillo <dnovillo@redhat.com>
18630 PR tree-optimization/18241
18631 * tree-nrv.c (tree_nrv): Ignore volatile return values.
18632 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
18633 statements with volatile operands.
18634 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
18635 operands after marking a statement with has_volatile_ops.
18637 2005-01-08 Roger Sayle <roger@eyesopen.com>
18639 * tree.c (int_fits_type_p): Always honor integer constant
18640 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
18642 2005-01-08 Roger Sayle <roger@eyesopen.com>
18644 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
18645 the latent bug in rtl_delete_block has been resolved.
18647 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18649 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
18650 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
18652 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18654 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
18655 library as @multilib_dir@/$(SHLIB_SONAME).
18657 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18659 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
18660 * configure: Regenerate.
18662 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18664 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
18667 2005-01-07 David Edelsohn <edelsohn@gnu.org>
18670 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
18671 Convert non-word aligned offset address using ld/std into
18674 2005-01-07 Richard Henderson <rth@redhat.com>
18676 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
18678 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
18680 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
18682 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18684 PR tree-optimization/19283
18685 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
18686 is not shorter than the original type.
18688 PR rtl-optimization/19012
18689 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
18691 PR rtl-optimization/18861
18692 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
18693 (FULL_STATE): Define.
18694 (mark_tablejump_edge): New function.
18695 (purge_dead_tablejump_edges): New function.
18696 (find_bb_boundaries): Use it.
18698 PR tree-optimization/18828
18699 * builtins.c (expand_builtin_next_arg): Remove argument and all
18700 the argument checking.
18701 (expand_builtin): Adjust caller.
18702 (expand_builtin_va_start): Likewise. Remove error for too many
18704 (fold_builtin_next_arg): Issue error for too many arguments.
18705 After checking arguments, replace them with magic arguments that
18706 prevent further checking of the args.
18708 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18710 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
18712 2005-01-06 Roger Sayle <roger@eyesopen.com>
18715 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
18716 and %{.S:...} (and their negative variants) to test whether the
18717 input file is assembler or pre-processed-assembler independent of
18718 the actual filename extension.
18720 2005-01-06 Roger Sayle <roger@eyesopen.com>
18722 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
18723 of sign or zero extended values.
18725 2005-01-06 Geoffrey Keating <geoffk@apple.com>
18727 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
18728 for IBM long double format correctly.
18730 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
18732 Fix PR tree-optimization/18792
18734 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
18735 to first_loop_depth, and use loop depth instead of loop number.
18736 (build_classic_dir_vector): Ditto.
18737 (compute_data_dependences_for_loop): Use depth, not loop number.
18738 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
18739 number. Pass in loops, instead of loop numbers.
18740 (gather_interchange_stats): Ditto.
18741 (linear_transform_loops): Ditto.
18743 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
18746 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
18747 biv_fits_mode_p, extension_within_bounds_p): New functions.
18748 (check_ext_dependent_givs): Use them.
18750 2005-01-06 Roger Sayle <roger@eyesopen.com>
18752 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
18753 more than one barrier, in which case we should delete them all.
18755 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
18757 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
18759 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
18761 Fix PR middle-end/19286
18763 * dwarf2out.c (gen_subprogram_die): If we've already tried to
18764 output this subprogram, simply ignore this attempt to do it again.
18765 (add_abstract_origin_attribute): Don't abort trying to add the abstract
18766 origin attribute if it's not possible.
18767 (gen_block_die): Don't ignore subblocks of "unused" blocks.
18768 (decls_for_scope): Ditto.
18769 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
18770 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
18772 2005-01-05 Richard Henderson <rth@redhat.com>
18775 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
18776 (bdesc_2arg): Use it.
18777 (ix86_expand_binop_builtin): Force operands into registers
18779 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
18780 ix86_expand_sse_compare, ix86_expand_sse_comi,
18781 ix86_expand_builtin): Likewise.
18783 2005-01-05 Richard Henderson <rth@redhat.com>
18785 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
18787 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
18788 (mulv4hi3): Set itanium_class mmmul.
18789 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
18790 (fpack): Rename from fpack_sfsf.
18792 2005-01-05 Richard Henderson <rth@redhat.com>
18795 * reload1.c (do_input_reload): Restrict the optimization deleteing
18796 a previous output reload to RELOAD_FOR_INPUT.
18798 2005-01-05 Steven Bosscher <stevenb@suse.de>
18800 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
18801 comment that we fall through after case.
18802 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
18803 (distribute_links): Likewise.
18804 * cse.c (cse_insn): Likewise.
18805 * cselib.c (cselib_invalidate_mem): Likewise.
18806 * df.c: Update comments at the top of the file.
18807 (read_modify_subreg_p): Update comments here too.
18808 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
18809 * flow.c (mark_set_1): Likewise.
18810 (mark_used_regs): Likewise.
18811 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18812 (canon_list_insert): Likewise.
18813 (mark_set): Likewise.
18814 (try_replace_reg): Likewise.
18815 (store_killed_in_insn): Likewise.
18816 * loop.c (count_one_set): Likewise.
18817 (basic_induction_var): Likewise.
18818 * postreload-gcse.c (find_mem_conflicts): Likewise.
18819 * postreload.c (reload_combine_note_store): Likewise.
18820 (move2add_note_store): Likewise.
18821 * reload.c (find_equiv_reg): Likewise.
18822 (mark_referenced_resources): Likewise.
18823 * rtlanal.c (set_noop_p): Likewise.
18824 (note_stores): Likewise.
18825 (note_uses): Likewise.
18826 * sched-deps.c (sched_analyze_1): Likewise.
18827 * sched-rgn.c (check_live_1): Likewise.
18828 (update_live_1): Likewise.
18829 * config/i860/i860.c: Likewise.
18831 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
18833 (ZERO_EXTRACT): Mention that this one can be an lvalue.
18835 * doc/rtl.texi: Update documentation for bit-fields and SET.
18837 2005-01-05 Roger Sayle <roger@eyesopen.com>
18839 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
18841 2005-01-05 Jan Hubicka <jh@suse.cz>
18842 Richard Henderson <rth@redhat.com>
18845 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
18848 2005-01-05 Richard Henderson <rth@redhat.com>
18851 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
18852 (sse_shufps): Change operand 3 to const_int_operand.
18853 (sse2_storelps): Fix typo in template.
18854 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
18855 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
18856 (ix86_expand_builtin): Likewise.
18858 2005-01-05 Julian Brown <julian@codesourcery.com>
18860 * config/arm/arm.c (arm_return_in_memory): Treat complex types
18861 as aggregates for AAPCS ABIs.
18863 2005-01-05 Stan Shebs <shebs@apple.com>
18865 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
18866 Mach-O getters if ppc64.
18867 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
18869 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
18870 signed four-byte field for global code case.
18871 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
18873 2005-01-05 Roger Sayle <roger@eyesopen.com>
18875 PR middle-end/19100
18876 * c-common.c: Include real.h.
18877 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
18878 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
18879 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
18880 * Makefile.in (c-common.o): Update dependencies.
18882 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18884 * c-parse.in (asm_string): Add trailing semicolon.
18886 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18888 * c-parse.in (asm_string): New. Don't allow wide strings in
18890 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
18891 asm_string instead of STRING.
18893 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18895 * c-typeck.c (constructor_no_implicit): Remove.
18896 (set_designator, process_init_element): Don't check
18897 constructor_no_implicit.
18899 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
18900 Kaz Kojima <kkojima@gcc.gnu.org>
18903 * lcm.c (create_pre_exit): New.
18904 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
18905 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
18907 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18909 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
18910 -msoft-float in target_float_switch.
18911 * arm.c (arm_override_options): Fix processing of target_float_switch.
18913 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18915 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
18918 2004-01-05 Uros Bizjak <uros@kss-loka.si>
18920 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
18921 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
18923 2005-01-04 Roger Sayle <roger@eyesopen.com>
18925 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
18926 if deleting the then-block allows the test-block to fallthru to the
18929 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
18932 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
18933 after the full declaration if the are in two different TUs.
18935 2005-01-04 Richard Henderson <rth@redhat.com>
18938 * tree-sra.c (generate_one_element_init): Just
18939 call gimplify_and_add.
18940 (generate_element_init): Record the
18941 new referenced variables and mark them for renaming
18942 and split out to ...
18943 (generate_element_init_1): This.
18944 (scalarize_init): Don't call push_gimplify_context/
18945 pop_gimplify_context.
18947 2005-01-04 Geoffrey Keating <geoffk@apple.com>
18949 * toplev.c (get_src_pwd): Handle failure of getpwd().
18951 2005-01-04 Roger Sayle <roger@eyesopen.com>
18953 * fold-const.c (fold_single_bit_test): Delete unreachable handling
18955 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
18956 all the cases handled by it are inverted by invert_truthvalue.
18958 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18960 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
18961 (save_register_windowsi): Likewise.
18963 2005-01-04 Richard Henderson <rth@redhat.com>
18965 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
18967 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18969 PR middle-end/17767
18970 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
18971 any simplifications of vector mode comparison operators.
18972 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
18974 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
18975 Devang Patel <dpatel@apple.com>
18977 PR tree-optimization/18308
18978 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
18979 the operands before creating a new expression.
18980 * dojump.c (do_jump): Make drop_through_label available
18981 for all cases. Add expansion of COND_EXPR.
18983 2005-01-04 Ira Rosen <irar@il.ibm.com>
18985 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
18986 INTEGER_CST instead of TREE_CONSTANT.
18987 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
18988 instead of TREE_CONSTANT.
18989 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
18990 instead of TREE_CONSTANT.
18992 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18994 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
18996 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18999 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
19000 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
19002 2005-01-03 Richard Henderson <rth@redhat.com>
19004 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
19005 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
19006 fold_convert_const_real_from_real): Split out from ...
19007 (fold_convert_const): ... here.
19009 2005-01-03 Richard Henderson <rth@redhat.com>
19012 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
19013 (mov<MMXMODEI>_internal): Likewise.
19014 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
19015 Add V2SF case; use it for SSE1; don't use TI.
19016 (movdf_integer): Likewise.
19017 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
19019 2005-01-03 Ira Rosen <irar@il.ibm.com>
19021 * tree-vectorizer.c (vect_strip_conversions): New function.
19022 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
19023 check for binary class.
19025 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
19029 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
19031 * gimple-low.c (mark_blocks_with_used_vars): New function.
19032 (mark_blocks_with_used_subblocks): Ditto.
19033 (mark_used_blocks): Ditto.
19034 (pass_mark_used_blocks): New pass.
19035 * tree-inline.c: Include debug.h.
19036 (expand_call_inline): Call outlining_inline_function here.
19037 * tree-optimize.c (init_tree_optimization_passes): Add
19038 pass_mark_used_blocks.
19039 * tree-pass.h (pass_mark_used_blocks): New.
19040 * Makefile.in (tree-inline.o): Add debug.h dependency.
19042 2005-01-03 Geoffrey Keating <geoffk@apple.com>
19044 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
19045 VAR_DECLs to have weak_import attribute.
19047 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
19050 2004-01-03 Steven Bosscher <stevenb@suse.de>
19052 * passes.c (rest_of_compilation): Don't run regmove if only
19053 flag_expensive_optimizations, require flag_regmove instead.
19055 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19057 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
19059 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
19060 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19061 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
19062 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19064 2005-01-03 Richard Henderson <rth@redhat.com>
19066 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
19067 (ia64_const_ok_for_letter_p): New.
19068 (ia64_const_double_ok_for_letter_p): New.
19069 (ia64_extra_constraint): New.
19070 (ia64_expand_vecint_compare): New.
19071 (ia64_expand_vcondu_v2si): New.
19072 (ia64_expand_vecint_cmov): New.
19073 (ia64_expand_vecint_minmax): New.
19074 (ia64_print_operand): Add 'v'.
19075 (ia64_preferred_reload_class): New.
19076 (ia64_vector_mode_supported_p): New.
19077 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
19078 (PREFERRED_RELOAD_CLASS): Move to function.
19079 (CONST_OK_FOR_LETTER_P): Move to function.
19080 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
19081 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
19082 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
19083 (EXTRA_CONSTRAINT): Move to function.
19084 * config/ia64/ia64.md: Include vect.md.
19085 (itanium_class): Add mmalua.
19087 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
19089 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
19090 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
19092 (const_int_2bit_operand): New.
19093 (fr_reg_or_0_operand): New.
19094 * config/ia64/ia64-modes.def: Add vector modes.
19095 * config/ia64/ia64-protos.h: Update.
19096 * config/ia64/vect.md: New file.
19098 2005-01-03 Richard Henderson <rth@redhat.com>
19100 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
19102 2005-01-03 Uros Bizjak <uros@kss-loka.si>
19105 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
19107 (log1pdf2): Change mode of operands[0,1] to DFmode.
19109 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19111 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
19112 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
19113 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
19114 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
19115 SPARC_RELAXED_ORDERING.
19117 2005-01-03 Richard Henderson <rth@redhat.com>
19118 Uros Bizjak <uros@kss-loka.si>
19121 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
19122 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
19123 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
19125 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
19126 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
19127 const_pow2_1_to_128_operand): New predicates.
19129 2005-01-02 Greg McGary <greg@mcgary.org>
19131 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
19133 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
19134 object. [ptr_type]: Remove unused variable.
19135 Remember nearest addressable array-element or record-component
19136 when checking bitfield components. Tolerate empty BIND_EXPR.
19138 2005-01-01 Richard Henderson <rth@redhat.com>
19140 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
19141 that don't narrow the value. Fail for other conversions.
19143 2005-01-01 Richard Henderson <rth@redhat.com>
19146 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
19147 * c-lang.c (finish_file): Don't do it here.
19148 * objc/objc-act.c (objc_finish_file): Likewise.
19150 * cgraph.c (decl_assembler_name_equal): New.
19151 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
19152 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
19153 * cgraph.h (struct cgraph_varpool_node): Add next.
19154 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
19155 * varasm.c (assemble_alias): Mark the target as needed.
19157 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
19159 PR middle-end/19221
19160 * function.c (get_arg_pointer_save_area): Use entry_of_function
19161 instead of get_insns.
19163 2005-01-01 Roger Sayle <roger@eyesopen.com>
19164 Andrew Pinski <pinskia@physics.uc.edu>
19165 James E. Wilson <wilson@specifixinc.com>
19167 PR rtl-optimization/12092
19168 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
19171 2005-01-01 Roger Sayle <roger@eyesopen.com>
19172 Olivier Hainque <hainque@act-europe.fr>
19174 * tree.c (int_fits_type_p): A narrower type always fits in a
19175 wider one, except for negative values into unsigned types.
19177 2005-01-01 Roger Sayle <roger@eyesopen.com>
19179 * tree.c (int_fits_type_p): Compare the result of force_fit_type
19180 with the original constant rather than require TREE_OVERFLOW.
19182 2005-01-01 Steven Bosscher <stevenb@suse.de>
19184 PR middle-end/17544
19185 * c-decl.c (finish_function): If compiling C99, annotate the
19186 compiler generated return with the current file name and line 0.
19187 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
19188 the source line is greater than 0.
19189 (remove_bb): Likewise.