1 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * errors.h (warning, error, fatal, internal_error): Add printf
5 * genmodes.c (make_vector_mode): Fix format arguments.
7 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
10 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
11 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
12 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
13 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
14 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
15 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
16 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
17 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
18 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
19 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
20 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
21 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
22 errors.h and include toplev.h if necessary.
24 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
25 errors.h otherwise include toplev.h.
27 * Makefile.in: Update dependencies.
30 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
32 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
34 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
36 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
37 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
38 be complemented for big-endian. Mask for AND must be rotated,
39 not shifted. Handle short operands with NOT on the memory
42 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
44 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
45 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
46 * dwarf2out.c (dwarf2out_var_location): Ditto.
47 * toplev.c (default_tree_printer): Ditto.
48 * tree-outof-ssa.c (create_temp): Ditto.
49 * tree-sra.c (instantiate_element): Ditto.
50 * var-tracking.c (track_expr_p): Ditto.
51 * tree.c (struct tree_map): New structure.
52 (debug_expr_for_decl): New.
53 (tree_map_eq): New function.
54 (tree_map_hash): Ditto.
55 (tree_map_marked_p): Ditto.
56 (print_debug_expr_statistics): Ditto.
57 (decl_debug_expr_lookup): Ditto.
58 (decl_debug_expr_insert): Ditto.
59 (dump_tree_statistics): Dump debug_expr hashtable stats.
60 * tree.h (DECL_DEBUG_EXPR): Change
61 (SET_DECL_DEBUG_EXPR): Add.
63 2005-06-01 Alan Modra <amodra@bigpond.net.au>
65 * configure.ac: Add --enable-secureplt.
66 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
67 * config.in: Regenerate.
68 * configure: Regenerate.
69 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
70 rs6000/secureplt.h to tm_file when enable_secureplt.
71 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
72 * doc/install.texi: Document --enable-targets and --enable-secureplt.
73 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
74 * config/rs6000/secureplt.h: New file.
75 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
76 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
78 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
79 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
80 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
81 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
82 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
83 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
84 TARGET_SECURE_PLT got register load sequence.
85 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
87 (rs6000_elf_declare_function_name): Don't emit toc address offset
88 word when TARGET_SECURE_PLT.
89 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
90 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
91 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
92 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
94 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
95 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
97 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
98 (__trampoline_setup): Likewise. Init r30 before plt call.
100 2005-05-31 DJ Delorie <dj@redhat.com>
102 * expr.c (convert_move): When a partial_int requires multiple
103 conversion steps, make sure successive steps convert the
104 intermediate value, not the original value.
106 * expmed.c (expand_mult): Convert partial_int multiplies to
107 shift/add combinations too.
109 * genmodes.c (mode_data): Add wider_2x.
110 (calc_wider_mode): Calculate twice-wider mode too.
111 (emit_mode_wider): Emit twice-wider mode too.
112 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
113 * expr.c (expand_expr_real_1): Use it for expanding
116 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
118 PR tree-optimization/21817
119 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
121 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
123 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
126 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
130 * fold-const.c (fold_checksum_tree): Copy types also if
131 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
132 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
134 Tail recurse TREE_LIST's TREE_CHAIN.
136 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
139 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
140 SSA_NAME twice and cause the loop to become finite. Remove the test
143 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
145 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
148 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
150 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
151 the documentation to make it more future-proof.
152 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
153 * target.h (gcc_target): Add check_pch_target_flags.
154 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
155 (TARGET_INITIALIZER): Include it.
156 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
157 * config/sh/sh.h (sh_pch_valid_p): Delete.
158 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
159 (sh_check_pch_target_flags): New function.
160 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
162 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
164 * fold-const.c (extract_array_ref): Handle more cases,
165 do some useful canonicalization of the base.
166 (fold_binary): Explicitly deal with arrays of zero-sized
167 structures during folding of &a[i] == &a[j].
169 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
171 * doc/install.texi (sparc-sun-solaris2*): Update note
172 about Sun bug 4910101.
173 (sparc-sun-solaris2.7): Document bootstrap
174 failure with Sun WorkShop 6 99/08/18 as.
176 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
178 * loop.c (loop_invariant_p, valid_initial_value_p): Use
179 regs_invalidated_by_call instead of call_used_regs.
181 2005-05-30 Paolo Carlini <pcarlini@suse.de>
184 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
186 * doc/extend.texi: Add clog, clogf, clogl.
188 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
191 * c-pragma.c: Include "vec.h".
192 (handle_pragma_visibility): Use VEC.
194 * doc/invoke.texi: Remove the nested visibility push limit.
196 2005-05-30 Roger Sayle <roger@eyesopen.com>
198 PR rtl-optimization/15422
199 * reg-stack.c (starting_stack_p): New static global.
200 (straighten_stack): Delete prototype. Change to update the stack
201 before the current insn.
202 (subst_stack_regs): Update call to straighten stack.
203 (emit_swap_insn): Delete prototype. For the first insn in a
204 basic block, update stack_in instead of emitting a real swap.
205 (change_stack): When changing the stack before the first insn
206 in a basic block, update stack_in instead of emitting real code.
207 (compensate_edges): Clear starting_stack_p during compensation.
208 (convert_regs_1): Keep track of starting_stack_p whilst processing
211 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
213 * tree-ssa-ccp.c (const_val): Make it static.
215 2005-05-29 Geoffrey Keating <geoffk@apple.com>
218 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
219 pattern involving `:P'.
221 * Makefile.in (install-cpp): Depend on installdirs.
223 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
225 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
227 (new_elim_graph, clear_elim_graph, delete_elim_graph,
228 elim_graph_add_edge, elim_graph_remove_succ_edge,
229 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
232 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
234 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
235 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
236 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
237 follow spelling conventions in error/dump messages.
239 2005-05-29 Roger Sayle <roger@eyesopen.com>
240 Richard Henderson <rth@redhat.com>
242 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
243 if the RHS isn't suitable for calling emit_move_insn.
245 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
247 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
248 fold_unary and fold_binary.
250 2005-05-29 Roger Sayle <roger@eyesopen.com>
252 * reg-stack.c (propagate_stack): Always copy the source stack to
253 the destination. This routine is now only called when this is safe.
254 (better_edge): New function split out from convert_regs_1 to
255 determine which of two edges is better to propagate across.
256 (convert_regs_1): We need only search for a best edge if the
257 stack layout hasn't been defined yet. Use better_edge to help
258 find beste. No longer traverse unnecessary edges.
260 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
262 * tree-ssa-alias.c (new_type_alias): New procedure to
263 create a type memory tag for a pointer with a may-alias
264 set determined from a variable declaration.
265 * tree-flow.h: export declaration of new_type_alias
266 * tree-optimize.c (init_tree_optimization_passes): document
267 that pass_may_alias cannot be called after pass_vectorize.
268 * tree-vect-transform (vect_create_data_ref_ptr): Call
269 new_type_alias when an type memory tag isn't available
271 (vectorizable_store): Use copy_virtual_operands to update
272 virtual defs in place (so that loop_version can be called).
273 Call mark_for_renaming for the virtual defs in case peeling
274 is done and virtual uses outside the loop need to be updated.
276 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
278 PR tree-optimization/21639
279 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
281 2005-05-29 Jan Hubicka <jh@suse.cz>
283 PR tree-optimization/21562
284 * cfgexpand.c (construct_init_block): Deal properly with the case
285 of entry edge not pointing to very first basic block.
287 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
289 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
290 non-gimple min invariant.
292 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
293 * tree-flow.h: Add prototypes for start_recording_case_labels
294 and end_recording_case_labels.
295 * tree-cfg.c (start_recording_case_labels,
296 end_recording_case_labels): Export.
297 (cleanup_tree_cfg_loop, modified_noreturn_calls,
298 cleanup_control_flow, cleanup_control_expr_graph,
299 remove_fallthru_edge, phi_alternatives_equal,
300 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
301 remove_forwarder_block, cleanup_forwarder_blocks,
302 remove_forwarder_block_with_phi, merge_phi_nodes,
303 gate_merge_phi, pass_merge_phi): Move to ...
304 * tree-cfgcleanup.c: ... here.
306 * basic-block.h: Remove forward declaration of bb_ann_d.
308 2005-05-28 Jan Hubicka <jh@suse.cz>
310 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
312 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
314 (tree_mod_subtract): Fix profile updating code.
315 (tree_divmod_values_to_profile): Do not produce useless value profilers
318 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
320 * tree-ssa-dom.c (vrp_element_p): Define.
321 (vrp_hash_elt): Change the type of records to
322 VEC(vrp_element_p,heap).
324 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
325 Update uses of VRP records.
326 (simplify_cond_and_lookup_avail_expr, record_range): Update
329 * tree-inline.c (cfun_stack): Change the type to
330 VEC(function_p,heap).
331 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
333 2005-05-27 Ian Lance Taylor <ian@airs.com>
335 * c-decl.c (add_stmt): Add C frontend specific version.
336 (stmts_are_full_exprs_p): Remove.
337 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
338 (stmts_are_full_exprs_p): Don't declare.
339 * c-semantics.c (add_stmt): Remove.
341 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
343 * config/mips/mips-protos.h (mips_declare_object): Add printf
345 * config/mips/mips.c (mips_declare_object_name): Fix format
348 2005-05-27 Roger Sayle <roger@eyesopen.com>
350 * reg-stack.c (compensate_edge): Remove original prototype.
351 (propagate_stack): New function to copy the stack layout
352 at the start of a basic block from the layout at the end of
353 one of its predecessors.
354 (compensate_edge): Assume that both source and destination
355 blocks have already had their stack layouts defined.
356 (compensate_edges): Traverse all non-entry edges in the CFG
357 and call compensate_edge on each in turn.
358 (convert_regs_1): Change return type to void. Call
359 propagate_stack instead of compensate_edge.
360 (convert_regs_2): Change return type to void. Update call
361 to convert_regs_1 to ignore the (now void) return value.
362 (convert_regs): Update calls to convert_regs_2 to ignore
363 the (now void) return value. After all the basic blocks have
364 been processed, call compensate_edges to actually emit new
366 (reg_to_stack): Initialize the aux info for each basic block
367 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
369 2005-05-28 Jan Hubicka <jh@suse.cz>
371 * except.c (can_throw_internal_1, can_throw_external_1): Add
373 (can_throw_external, can_throw_internal): Bring into sync wrt
375 * except.h (can_throw_internal_1, can_throw_external_1): Update
377 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
378 Deal properly with resx.
380 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
382 * basic-block.h (basic_block_def): Add phi_nodes and
383 predictions. Remove tree_annotations.
384 * predict.c (tree_predicted_by_p, tree_predict_edge,
385 combine_predictions_for_bb): Adjust references to predictions.
386 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
387 create_block_annotation.
388 (create_block_annotation, free_blocks_annotatios,
389 clear_blocks_annotations): Remove.
390 (dump_cfg_stats): Don't print out the memory spent on
392 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
393 * tree-flow-inline.h (bb_ann): Remove.
394 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
395 * tree-flow.h (bb_ann_d): Remove.
396 * tree-if-conv.c (process_phi_nodes): Update a reference to
398 * tree-phinodes.c (reserve_phi_args_for_new_edge,
399 create_phi_node, remove_phi_node): Likewise.
400 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
401 * tree-ssa-dom.c (threaded_blocks): New.
402 (tree_ssa_dominator_optimize): Initialize, clear, and free
403 threaded_blocks. Update a call to thread_through_all_blocks.
404 (thread_across_edge): Use threaded_blocks instead of setting
405 incoming_edge_threaded.
406 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
407 a bitmap of blocks that are threaded through.
408 * tree.h: Move the prototype of threaded_through_blocks to
411 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
412 fini_walk_dominator_tree): Use VEC instead of VARRAY.
413 * domwalk.h (dom_walk_data): Change the type of
414 block_data_stack and free_block_data to VEC(void_p,heap)*.
415 * tree-ssa-dse.c (dse_initialize_block_local_data,
416 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
417 VEC instead of VARRAY.
419 2005-05-27 Jan Hubicka <jh@suse.cz>
421 * cgraph.c: Include tree-gimple.h
422 (cgraph_edge): Rename expr to stmt.
423 (cgraph_create_edge): Likewise.
424 (cgraph_clone_node): Likewise.
425 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
426 * cgraphunit.c (record_call_1): Rename to ...
427 (record_reference): ... this one; do not build edges.
428 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
429 (current_basic_block): Kill.
430 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
431 (verify_cgraph_node): Likewise.
432 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
433 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
434 (copy_edges_for_bb): Simplify EH handling.
435 (expand_call_inline): Pass statement to cgraph_edge and
438 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
440 * tree-inline.c (copy_body_r): Manually fold *& to deal
441 with ADDR_EXPRs with mismatched types for now.
443 * gimplify.c (fold_indirect_ref_rhs): New function.
444 (gimplify_modify_expr_rhs): Use it instead of pessimistic
447 * fold-const.c (fold_indirect_ref_1): Add type argument;
448 make sure the resulting expression is of this type.
449 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
451 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
453 PR tree-optimization/21658
454 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
455 fold_binary_to_constant. Likewise, call fold_unary instead of
456 fold_unary_to_constant.
458 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
460 * vec.h: Implement integral type vector specialization.
461 (VEC_T): Define a non-GTY structure.
462 (VEC_T_GTY): Define a GTY structure.
463 (VEC_TA): Rename to ...
464 (VEC_TA_GTY): ... here.
465 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
466 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
467 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
468 DEF_VEC_P and DEF_VEC_ALLOC_P.
469 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
470 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
471 DEF_VEC_O and DEF_VEC_ALLOC_O.
472 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
473 * lambda-code.c: Likewise.
474 * tree-into-ssa.c: Likewise.
475 * tree-ssa-live.c: Likewise.
477 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
479 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
481 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
482 update_stmt_if_modified before calling update_ssa.
484 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
486 * config/rs6000/t-rtems: Remove roe multilib variant.
488 2005-05-26 Roger Sayle <roger@eyesopen.com>
490 PR tree-optimization/9814
491 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
492 instruction, add the necessary clobbers by re-expanding the RTL
493 for arithmetic operations via optab.c's expand_unop/expand_binop.
494 (noce_try_bitop): New function to optimize bit manipulation idioms
495 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
496 (noce_process_if_block): Call noce_try_bitop.
498 2005-05-26 Roger Sayle <roger@eyesopen.com>
500 * reg-stack.c (convert_regs_entry, convert_regs_exit,
501 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
502 (reg_to_stack): Move to end of the file. Initialize the per
503 basic block information here, instead of...
504 (convert_regs_entry): Here.
505 (convert_regs): Change unused return type to void.
507 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
509 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
510 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
511 config/rs6000/eabispe.h, config/rs6000/lynx.h,
512 config/sh/elf.h, config/sh/symbian-pre.h,
513 config/sparc/sparc-protos.h: Update copyright.
515 2005-05-26 Mike Stump <mrs@apple.com>
517 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
520 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
522 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
523 See through ADDR_EXPR in finding place to propagate into.
525 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
527 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
528 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
529 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
530 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
531 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
532 tree-ssa-operands.c, tree-vect-analyze.c,
533 tree-vect-transform.c, tree-vectorizer.c, tree.c,
534 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
535 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
536 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
537 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
538 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
539 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
540 config/sh/ushmedia.h, config/sparc/sparc.c,
541 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
542 typos. Follow spelling conventions.
543 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
544 Follow spelling conventions.
546 2005-05-26 David Ung <davidu@mips.com>
548 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
549 that determines whether the MIPS32/64 R2 ext/ins should be used.
550 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
551 * config/mips/mips.md (extzv): Changed predicate for operand to
552 nonimmediate_operand. Add code to generate insn patterns for
554 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
555 (insv): Similarly for insertion.
556 (insv<mode>): Similarly.
558 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
560 * simplify-rtx.c (avoid_constant_pool_reference): Support
561 offsetted addresses in the constant pool.
563 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
565 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
566 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
568 2005-05-26 Jakub Jelinek <jakub@redhat.com>
571 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
572 found in the basic block and last insn in the basic block is not
573 INSN_P. Remove explicit unspec numbers that are no longer valid
576 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
578 * tree-vect-transform.c (vectorizable_operation): Try word_mode
579 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
580 if a vector mode is available.
582 2005-05-25 Roger Sayle <roger@eyesopen.com>
585 * fold-const.c (const_binop): Check for division by zero during
588 2005-05-26 Ian Lance Taylor <ian@airs.com>
590 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
591 having a declaration after a statement.
593 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
595 * opt-functions.awk (var_type): New function.
596 (var_set): Use CLVC_STRING if var_type returns "const char *".
597 * opth-gen.awk: Use var_type to find out the types of variables.
598 Don't print comments above each "extern" definition.
599 * optc-gen.awk: Use var_type in the same way.
600 * opts.h (cl_var_cond): Rename to...
601 (cl_var_type): ...this. Add CLVC_STRING.
602 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
604 * opts.c (handle_option, option_enabled): Update after above name
605 change. Cast flag_var before using it. Handle CLVC_STRING.
607 * config/alpha/alpha.h (alpha_tls_size): Delete.
608 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
609 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
610 (alpha_fptm_string, alpha_mlat_string): Delete.
611 (alpha_handle_option): Don't set the above variables here. Use the
612 integer argument to check the validity of -mtls-size=.
613 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
614 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
615 (mtls-size=): Likewise. Convert to a UInteger and initialize the
618 * config/arc/arc.c (arc_cpu_string, arc_text_string)
619 (arc_data_string, arc_rodata_string): Delete.
620 (arc_handle_option): Don't set the above variables here.
621 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
624 * config/arm/arm.c (target_fpu_name, target_fpe_name)
625 (target_float_abi_name, target_abi_name, structure_size_string)
626 (arm_pic_register_string): Delete.
627 (arm_handle_option): Don't set the above variables here, except
628 in the handling of -mhard-float and -msoft-float.
629 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
630 (mpic-register=, mstructure-size-boundary=): Add Var()s.
632 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
633 (avr_handle_option): Delete.
634 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
637 * config/bfin/bfin.c (bfin_library_id): Delete.
638 (bfin_handle_option): Don't set it.
639 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
641 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
642 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
643 (c4x_handle_option): Don't set c4x_rpts_cycles here.
644 * config/c4x/c4x.opt (mrpts=): Add Var().
646 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
647 cris_elinux_stacksize_str here.
648 * config/cris/aout.opt (melinux-stacksize=): Add Var().
649 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
650 (cris_tune_str, cris_elinux_stacksize_str): Delete.
651 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
652 (cris_tune_str, cris_elinux_stacksize_str): Delete.
653 (cris_handle_option): Don't set the above variables here.
654 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
655 (max-stackframe=): Add Var()s.
657 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
658 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
659 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
660 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
661 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
662 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
663 (ix86_handle_option): Don't set the above variables here.
664 * config/i386/i386.opt (malign-functions=, malign-jumps=)
665 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
666 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
669 * config/ia64/ia64.h (ia64_tls_size): Delete.
670 * config/ia64/ia64.c (ia64_tls_size): Delete.
671 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
672 reading the integer argument from the "value" parameter. Don't
673 set ia64_tls_size here.
674 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
675 Add Var() and Init().
677 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
678 (m32r_cache_flush_trap): Delete.
679 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
680 (m32r_cache_flush_trap): Delete.
681 (m32r_handle_option): Don't set the above variables when handling
682 -mflush-func= and -mflush-trap=.
683 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
686 * config/mips/mips.h (mips_cache_flush_func): Delete.
687 * config/mips/mips.c (mips_arch_string, mips_tune_string)
688 (mips_cache_flush_func): Delete.
689 (mips_handle_option): Don't set the above variables when handling
690 -march=, -mtune= and -mflush-func=.
691 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
693 * config/s390/s390.c (s390_arch_string): Delete.
694 (s390_handle_option): Don't set it here.
695 * config/s390/s390.opt (march=): Add Var().
697 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
698 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
699 (sparc_handle_option): Don't set it here.
700 * config/sparc/sparc.opt (mcmodel=): Add Var().
702 2005-05-25 Roger Sayle <roger@eyesopen.com>
704 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
705 call to convert_to_integer by building the NOP_EXPR directly.
707 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
709 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
711 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
712 Jeff Law <law@redhat.com>
714 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
715 constant and side_effects of the ADDR_EXPR are consistent.
717 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
718 appropriately around calls to recompute_tree_invarant_for_addr_expr.
720 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
722 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
723 (s390_function_arg, s390_gimplify_va_arg): Use them.
724 (s390_register_info): Save only required subset of argument
725 registers into save area for va_list.
726 (s390_va_start): Initialize only required elements of va_list struct.
727 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
729 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
731 * reload1.c (verify_initial_elim_offsets): Return boolean status
733 (reload): Adapt verify_initial_elim_offsets call site. Restart
734 main loop if some initial elimination offsets changed.
736 2005-05-25 Adam Nemet <anemet@lnxw.com>
738 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
739 of -mno-svr4-struct-return.
741 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
743 Fix PR tree-optimization/21705
745 * tree-ssa-pre.c (in_fre): New static variable.
746 (create_value_expr_from): Recursively value number reference ops
748 (can_value_number_call): Temporary restrict only exists for
751 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
753 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
754 sizeof (bitmap *) with sizeof (bitmap).
756 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
758 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
761 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
763 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
766 2005-05-25 Jan Hubicka <jh@suse.cz>
768 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
769 * cgraph.c (cgraph_create_node): Reset estimated_growth.
770 * cgraph.h (cgraph_global_info): Add estimated_growth.
771 * ipa-inline.c: Include coverage.h
772 (max_insns, max_count): New static variables.
773 (cgraph_estimate_size_after_inlining): Cache the result.
774 (cgraph_estimate_growth):
775 * passes.c (rest_of_clean_state): Kill coverage_end_function.
776 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
777 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
779 (ipa_passes): Initialize bitmaps.
781 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
783 * loop-doloop.c: Include "target.h".
784 (doloop_valid_p): Move tests to function in targhooks.c.
785 * target.h (struct gcc_target): New target hook
786 "insn_valid_within_doloop".
787 * target-def.h: Define default value for "insn_valid_within_doloop".
788 (TARGET_INITIALIZER): Insert new target hook into initializer.
789 * targhooks.c (default_insn_valid_within_doloop): New function.
790 * targhooks.h (default_insn_valid_within_doloop): Declare.
791 * hooks.c (hook_bool_rtx_true): New function.
792 * hooks.h (hook_bool_rtx_true): Declare.
793 * doc/tm.texi: Add documentation for new target hook.
795 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
798 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
799 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
800 (sparc_tls_referenced_p): New prototype.
801 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
802 (sparc_expand_move): Look for TLS addresses with constant offsets.
803 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
804 tls_symbolic_operand.
805 (legitimate_pic_operand_p): Likewise.
806 (legitimate_address_p): Likewise.
807 (legitimize_address): Likewise.
808 (sparc_tls_symbol_ref_1): New function.
809 (sparc_tls_referenced_p): New function.
810 * config/sparc/predicates.md (tgd_symbolic_operand): Use
811 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
812 (tld_symbolic_operand): Likewise.
813 (tie_symbolic_operand): Likewise.
814 (tle_symbolic_operand): Likewise.
816 2005-05-24 DJ Delorie <dj@redhat.com>
818 * common.opt (-Wattributes): New. Default true.
819 * doc/invoke.texi (-Wno-attributes): Document.
821 * attribs.c (decl_attributes): Move warning control from if() to
823 * c-common.c (handle_packed_attribute): Likewise.
824 (handle_nocommon_attribute): Likewise.
825 (handle_common_attribute): Likewise.
826 (handle_noreturn_attribute): Likewise.
827 (handle_noinline_attribute): Likewise.
828 (handle_always_inline_attribute): Likewise.
829 (handle_used_attribute): Likewise.
830 (handle_unused_attribute): Likewise.
831 (handle_const_attribute): Likewise.
832 (handle_transparent_union_attribute): Likewise.
833 (handle_constructor_attribute): Likewise.
834 (handle_destructor_attribute): Likewise.
835 (handle_mode_attribute): Likewise.
836 (handle_alias_attribute): Likewise.
837 (handle_visibility_attribute): Likewise.
838 (handle_tls_model_attribute): Likewise.
839 (handle_malloc_attribute): Likewise.
840 (handle_returns_twice_attribute): Likewise.
841 (handle_pure_attribute): Likewise.
842 (handle_deprecated_attribute): Likewise.
843 (handle_vector_size_attribute): Likewise.
844 (handle_nothrow_attribute): Likewise.
845 (handle_cleanup_attribute): Likewise.
846 (handle_warn_unused_result_attribute): Likewise.
847 (handle_sentinel_attribute): Likewise.
848 * c-decl.c (diagnose_mismatched_decls): Likewise.
849 (start_decl): Likewise.
850 (grokdeclarator): Likewise.
851 (start_function): Likewise.
852 * c-format.c (check_function_format): Likewise.
853 * stor-layout.c (place_field): Likewise.
854 (finalize_record_size): Likewise.
855 * tree.c (handle_dll_attribute)): Likewise.
856 * varasm.c (default_assemble_visibility): Likewise.
857 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
858 (darwin_assemble_visibility): Likewise.
859 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
860 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
861 (arm_handle_isr_attribute): Likewise.
862 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
863 (avr_handle_fndecl_attribute): Likewise.
864 * config/bfin/bfin.c (handle_int_attribute): Likewise.
865 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
866 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
867 (h8300_handle_eightbit_data_attribute): Likewise.
868 (h8300_handle_tiny_data_attribute): Likewise.
869 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
870 (ix86_handle_regparm_attribute): Likewise.
871 (ix86_handle_struct_attribute): Likewise.
872 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
873 (i386_pe_encode_section_info): Likewise.
874 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
875 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
876 (ip2k_handle_fndecl_attribute): Likewise.
877 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
878 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
879 (m68hc11_handle_fntype_attribute): Likewise.
880 (m68hc11_encode_section_info): Likewise.
881 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
882 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
883 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
884 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
885 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
886 (sh_handle_sp_switch_attribute): Likewise.
887 (sh_handle_trap_exit_attribute): Likewise.
888 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
889 (sh_symbian_handle_dll_attribute): Likewise.
890 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
891 (xstormy16_handle_below100_attribute): Likewise.
892 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
894 * c-common.c (unsigned_conversion_warning): Move warning control
895 from if() to warning(OPT_*).
896 (c_common_truthvalue_conversion): Likewise.
897 (c_do_switch_warnings): Likewise.
898 * c-decl.c (diagnose_mismatched_decls): Likewise.
899 (diagnose_mismatched_decls): Likewise.
900 (define_label): Likewise.
901 (grokdeclarator): Likewise.
902 * c-format.c (check_format_info): Likewise.
903 * c-lex.c (interpret_integer): Likwise.
904 (lex_string): Likewise.
905 * c-opts.c (c_common_post_options): Likewise.
906 * c-parser.c (c_parser_unary_expression): Likewise.
907 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
908 (handle_pragma_extern_prefix): Likewise.
909 * c-typeck.c (build_binary_op): Likewise.
910 * gcse.c (is_too_expensive): Likewise.
911 * opts.c (decode_options): Likewise.
912 * stor-layout.c (place_field): Likewise.
913 * tree-cfg.c (remove_bb): Likewise.
915 * c.opt (-Wreturn-type): Add Var(warn_return_type).
916 * flags.h (warn_return_type): Remove.
917 * toplev.c (warn_return_type): Likewise.
919 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
921 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
922 existence of long long and __int64 before determining their size.
923 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
924 * configure, config.h.in: Regenerate.
926 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
928 * configure: Regenerate.
930 2005-05-24 Ziemowit Laski <zlaski@apple.com>
932 * c-common.h (objc_comptypes): Remove prototype.
933 (objc_compare_types): New prototype.
934 (objc_volatilized_decl): Likewise.
935 (objc_type_quals_match): Likewise.
936 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
937 objc_volatilize_decl().
938 * c-typeck.c (comp_target_types): Remove third parameter; do
939 not call objc_comptypes().
940 (comptypes): Remove calls to objc_comptypes().
941 (build_function_call): Extend compatible prototype check to ObjC.
942 (build_conditional_expr): Adjust call to comp_target_types().
943 (convert_for_assignment): Call objc_compare_types() instead of
944 objc_comptypes(); adjust calls to comp_target_types(); call
945 objc_type_quals_match() before issuing qualifier mismatch
947 (build_binary_op): Call objc_compare_types() before issuing
948 pointer mismatch warnings; adjust calls to
950 * stub-objc.c (objc_comptypes): Remove stub.
951 (objc_compare_types): New stub.
952 (objc_volatilized_decl): Likewise.
953 (objc_type_quals_match): Likewise.
955 2005-05-24 Paolo Carlini <pcarlini@suse.de>
957 * config/ia64/ia64intrin.h: Define nothing for C++:
958 overloaded builtins have been ported to C++.
960 2005-05-24 Jeff Law <law@redhat.com>
962 * tree-nested.c (build_addr): New "context" argument. Temporarily
963 set current_function_decl around the call to build the ADDR_EXPR.
964 (get_static_chain): Pass proper context to build_addr.
965 (convert_nl_goto_reference): Likewise.
966 (convert_tramp_reference): Likewise.
967 (final_nesting_tree_1): Likewise.
968 * tree-profile.c (tree_gen_interval_profiler): Likewise.
969 (tree_gen_pow2_profiler): Likewise.
970 (tree_gen_one_value_profiler): Likewise.
971 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
972 * tree.h (build_addr): Update prototype.
974 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
976 * tree-flow.h (bb_ann_d): Remove has_escape_site.
977 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
978 write to has_escape_site.
980 2005-05-24 Jeff Law <law@redhat.com>
982 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
983 * tree-cfg.c: Include tree-ssa-propagate.h.
984 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
987 2005-05-24 Nick Clifton <nickc@redhat.com>
989 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
990 __NO_FPRS__ when 'f' class registers will not be available.
992 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
994 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
996 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
998 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
1001 2005-05-23 Jeff Law <law@redhat.com>
1003 * tree-ssa-dom.c (cprop_into_stmt): Do not call
1004 recompute_tree_invariant_for_addr_expr here.
1005 (optimize_stmt): Call it here instead and do so if anything
1006 at all has changed in the statement and the RHS is an ADDR_EXPR.
1007 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
1008 needed, call recompute_tree_invariant_for_addr_expr.
1009 * tree-ssa-propagate.c (substitute_and_fold): Call
1010 recompute_tree_invariant_for_addr_expr as needed.
1012 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
1014 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
1015 saving less registers than the replacement.
1017 2005-05-23 Jan Hubicka <jh@suse.cz>
1019 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
1021 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1023 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
1024 * config/sparc/sparc.c (sparc_expand_move): New function.
1025 (sparc_emit_set_const64): Rewrite assert condition on entry.
1026 (legitimate_constant_p) <CONST_VECTOR>: New case.
1027 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
1028 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
1029 movV64, movtf): Use nonimmediate_operand for the first operand.
1030 Rewrite. Only invoke sparc_expand_move.
1031 * config/sparc/predicates.md (input_operand): Reorder tests.
1033 2005-05-23 Jan Beulich <jbeulich@novell.com>
1035 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
1036 missing return statement.
1038 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1040 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
1041 emit_move_insn for moves to TFmode stack slots.
1043 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
1045 * tree-stdarg.c (execute_optimize_stdarg): Handle references
1046 to va_list of the form &va[0].
1048 2005-05-20 Jan Hubicka <jh@suse.cz>
1050 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
1051 * genemit.c (main): Make insn-emit to include basic-block.h too.
1053 2005-05-20 Jan Hubicka <jh@suse.cz>
1055 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
1057 2005-05-19 Richard Henderson <rth@redhat.com>
1059 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
1060 emit_store_conditional): Split out from ...
1061 (alpha_split_atomic_op): ... here.
1062 (alpha_split_compare_and_swap): New; extract from .md file.
1063 (alpha_split_lock_test_and_set): Likewise.
1064 * config/alpha/alpha-protos.h: Update.
1065 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
1066 split code into alpha.c.
1067 (sync_lock_test_and_set<I48MODE>): Likewise.
1069 2005-05-19 Richard Henderson <rth@redhat.com>
1071 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
1073 2005-05-19 Richard Henderson <rth@redhat.com>
1075 * config/i386/sse.md (mulv4si3): Use all register inputs.
1076 (mulv2di3): Likewise.
1078 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
1080 * tree-ssa-loop-ivopts.c (determine_base_object): Use
1081 build_fold_addr_expr to generate trees of correct type.
1082 Use fold_buildN if possible.
1084 2005-05-19 Jan Hubicka <jh@suse.cz>
1086 * basic-block.h (REG_BR_PROB_BASE): Define.
1087 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
1088 (dump_cgraph_node): Dump count.
1089 (cgraph_clone_edge): Rescale counts.
1090 (cgraph_clone_node): Likewise.
1091 * cgraph.h: Include basic-block.h
1092 (cgraph_node): Add count.
1093 (cgraph_edge): Add count and loop_nest.
1094 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
1096 * cgraphunit.c: Kill now redundant inlining comment.
1097 (cgraph_create_edges): Make static, maintain current basic block;
1099 (record_call_1): Fill in new fields.
1100 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1102 (cgraph_decide_recursive_inlining): Likewise.
1103 * rtl.h (REG_BR_PROB_BASE): Kill.
1104 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
1105 (expand_call_inline): Update call of cgraph_create_edge.
1106 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1108 2005-05-19 Nick Clifton <nickc@redhat.com>
1110 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
1111 new rs6000_explicit_options structure.
1113 2005-05-19 Richard Henderson <rth@redhat.com>
1116 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
1117 TFmode code swapping ...
1118 (alpha_emit_xfloating_compare): ... here.
1119 (alpha_emit_setcc): Update to match.
1120 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
1122 2005-05-19 Richard Henderson <rth@redhat.com>
1125 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
1126 memory indirection in local-dynamic case.
1128 2005-05-18 Jie Zhang <jie.zhang@analog.com>
1129 Bernd Schmidt <bernd.schmidt@analog.com>
1131 * config/bfin/bfin.c (branch_dest): Add comment why it's
1133 * config/bfin/bfin.md (attr "length" default): Change the offset of
1134 forward conditional branch of length 4 from 4096 to 4092.
1136 2005-05-19 Jan Beulich <jbeulich@novell.com>
1138 * unwind-compat.c: Include tconfig.h and tsystem.h.
1139 * unwind-dw2-fde-compat.c: Likewise.
1141 2005-05-18 Richard Henderson <rth@redhat.com>
1144 * ifcvt.c (noce_process_if_block): Avoid conversion when the
1145 memory destination is readonly.
1147 2005-05-18 Richard Henderson <rth@redhat.com>
1150 * tree-ssa-operands.c (opf_non_specific): New.
1151 (get_asm_expr_operands): Set it.
1152 (add_call_clobber_ops, add_call_read_ops): Likewise.
1153 (add_stmt_operand): Test it instead of opf_kill_def when
1154 considering unmodifiable variables.
1156 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
1158 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
1160 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
1161 tree-ssa-forwprop.c: Fix comment typos.
1162 * doc/invoke.texi: Fix a typo.
1164 2005-05-18 Richard Henderson <rth@redhat.com>
1166 * config.gcc (powerpc-*-linux*): Include linux64.opt when
1167 including linux64.h.
1169 2005-05-18 Richard Henderson <rth@redhat.com>
1171 * tree-cfg.c (pass_remove_useless): Revert last change.
1172 * tree-optimize.c (init_tree_optimization_passes): Initialize
1173 all_lowering_passes with PROP_gimple_any.
1175 2005-05-18 Devang Patel <dpatel@apple.com>
1177 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
1180 2005-05-18 Richard Henderson <rth@redhat.com>
1182 * tree-ssa-forwprop.c (cfg_changed): New.
1183 (tidy_after_forward_propagate_addr): New.
1184 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
1185 (forward_propagate_addr_into_variable_array_index): Likewise.
1186 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
1189 2005-05-18 Geoffrey Keating <geoffk@apple.com>
1191 * dummy-checksum.c: New.
1192 * genchecksum.c: New.
1193 * c.opt (print_pch_checksum): New flag.
1194 * c-pch.c (struct c_pch_validity): Make much shorter.
1196 (host_machine): Remove.
1197 (target_machine): Remove.
1198 (get_ident): Change PCH version number.
1199 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
1200 Don't put triplets or version string in PCH validity data.
1201 Do put the compiler checksum in the validity data.
1202 (c_common_valid_pch): Don't check triplets or version string. Do
1204 (c_common_print_pch_checksum): New.
1205 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
1206 Print fingerprint with -v.
1207 * c-common.h (c_common_print_pch_checksum): New.
1208 (executable_checksum): New.
1209 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
1210 (cc1-dummy): New rule.
1211 (cc1-checksum.c): New rule.
1212 (cc1-checksum.o): New rule.
1213 (cc1): Add checksum support.
1214 (build/genchecksum): New.
1215 (build/genchecksum.o): New.
1216 (dummy-checksum.o): New.
1217 (genobjnames): Add genchecksum.o.
1218 (mostlyclean): Remove *-checksum.c.
1219 (gnucompare): Add libgcc to list of directories checked.
1220 Make comparison problems in libgcc/ and with checksum files only
1222 * doc/invoke.texi (Precompiled Headers): Remove caution.
1223 Document that it must be the exact same binary. Add a few
1224 known-safe flags to the list.
1226 * rs6000/predicates.md (fix_trunc_dest_operand): New.
1227 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
1228 Check that a memory operand is valid before trying to use it.
1230 * tree-cfg.c (pass_remove_useless): This pass works on trees.
1232 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
1234 * tree.c (build1_stat): Don't try to handle two-operand
1237 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
1239 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
1240 * config/sh/sh.h: Update mask names throughout.
1241 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
1242 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
1243 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
1244 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
1245 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
1246 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
1247 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
1248 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
1249 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
1250 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
1251 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
1252 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
1253 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
1254 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
1255 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
1256 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
1257 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
1258 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
1259 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
1260 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
1261 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
1262 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
1263 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
1264 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
1265 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
1266 (SUBTARGET_SWITCHES): Delete.
1267 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
1268 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
1269 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
1270 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
1271 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
1272 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
1273 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
1274 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
1275 (SUPPORT_SH3): Likewise SUPPORT_SH2.
1276 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
1277 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
1279 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
1280 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
1281 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
1282 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
1283 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
1284 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
1285 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
1286 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
1287 (SUPPORT_ANY_SH5): New macros.
1288 (TARGET_NONE): Replace with...
1289 (MASK_ARCH): ...this new macro.
1290 * config/sh/elf.h: Update mask names
1291 * config/sh/linux.h: Likewise.
1292 * config/sh/little.h: Likewise.
1293 * config/sh/netbsd-elf.h: Likewise.
1294 * config/sh/symbian-pre.h: Likewise.
1295 * config/sh/sh.c (sh_handle_option): New function.
1296 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1297 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
1298 (sh_target_switches, target_switches): Delete.
1299 (sh_pch_valid_p): Check for specific differences in the target_flags
1301 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
1302 * config/sh/sh.opt: New file.
1304 2005-05-18 Richard Henderson <rth@redhat.com>
1307 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
1308 small_addr_symbolic_operand.
1310 2005-05-18 Jeff Law <law@redhat.com>
1312 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1313 propagate an ADDR_EXPR if the definition and use sites are
1314 in different EH regions.
1316 2005-05-18 Ian Lance Taylor <ian@airs.com>
1318 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
1321 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1323 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
1325 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1327 Fix PR tree-optimization/21407
1329 * tree-ssa-operands.c (note_addressable): Change
1330 COMPONENT_REF handling in response to aliasing
1333 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1335 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
1336 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
1337 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
1338 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
1339 the default on Solaris too.
1341 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
1343 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
1346 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1348 * timevar.def (TV_SCEV_CONST): New timevar.
1349 * tree-optimize.c (init_tree_optimization_passes): Add
1351 * tree-pass.h (pass_scev_cprop): Declare.
1352 * tree-scalar-evolution.c (scev_const_prop): New function.
1353 * tree-scalar-evolution.h (scev_const_prop): Declare.
1354 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
1356 * tree-cfg.c (replace_uses_by): Export.
1357 * tree-flow.h (replace_uses_by): Declare.
1359 2005-05-17 Ziemowit Laski <zlaski@apple.com>
1360 Mike Stump <mrs@apple.com>
1362 Yet more Objective-C++...
1364 * c-common.h (objc_finish_try_stmt): Add.
1365 (objc_build_synchronized): Add.
1366 (objc_generate_write_barrier): Add.
1367 * stub-objc.c (objc_build_synchronized): Add return value.
1368 (objc_finish_try_stmt): Likewise.
1369 (objc_generate_write_barrier): Add.
1371 * c-common.h (objc_rewrite_function_call): Add.
1372 * c-typeck.c (build_function_call): Allow objc to rewrite
1374 (build_modify_expr): Allow objc to generate write barriers.
1375 * c.opt (Wassign-intercept): Add.
1376 (Wstrict-selector-match): Add.
1377 (fobjc-call-cxx-cdtors): Add.
1378 (fobjc-direct-dispatch): Add.
1380 * dbxout.c (get_lang_number): Add Objective-C++ support.
1381 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
1382 (-Wstrict-selector-match): Likewise.
1383 (-fobjc-direct-dispatch): Likewise.
1384 (-Wassign-intercept): Likewise.
1385 (Overall Options): Likewise.
1386 * gengtype.c (get_output_file_with_visibility): Likewise.
1387 * stub-objc.c (objc_rewrite_function_call): Add.
1388 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
1390 * c-common.c (flag_objc_exceptions): Remove.
1391 (flag_objc_sjlj_exceptions): Remove.
1392 * c-decl.c (objc_mark_locals_volatile): Don't change decls
1393 that are already ok.
1394 * c-opts.c (c_common_handle_option, case
1395 OPT_fobjc_exceptions): Remove.
1396 (case OPT_fobjc_sjlj_exceptions): Remove
1397 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
1398 (fobjc-exceptions): Likewise.
1399 (fobjc-sjlj-exceptions): Likewise.
1400 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
1401 (OFFS_ASSIGNIVAR_FAST): Add.
1403 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1405 * config/sparc/sparc.md (movhi): Do not test constness
1406 of operand #1 twice.
1408 (movdi): Unconditionally accept zero as second operand
1409 when the first is memory.
1410 (movdi_insn_sp32): Handle above case.
1411 (DImode splitter): Use predicates.
1412 (DImode splitter): Use const_zero_operand predicate.
1413 (movsf_insn): Swap 2 alternatives.
1415 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1417 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
1418 expand_simple_operations to bases of the ivs.
1419 (tree_int_cst_sign_bit): Export.
1420 * tree-flow.h (expand_simple_operations): Declare.
1421 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
1422 tree_int_cst_sign_bit.
1423 (expand_simple_operations): Export.
1424 * tree.h (tree_int_cst_sign_bit): Declare.
1426 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1428 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
1430 (replace_uses_by): New function.
1431 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
1432 * tree-flow.h (fold_stmt_inplace): Declare.
1433 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
1434 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
1435 info after cfg cleanup.
1437 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1439 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
1440 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
1443 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1445 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
1446 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
1447 * timevar.c (timevar_ggc_mem_total): New variable.
1448 (GGC_MEM_BOUND): New constant.
1449 (get_time): Record ggc memory status.
1450 (timevar_accumulate): Accumulate amount of ggc memory.
1451 (timevar_print): Print consumption of ggc memory.
1452 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
1453 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
1454 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
1455 * timevar.h (struct timevar_time_def): Add ggc_mem field.
1456 (timevar_ggc_mem_total): Declare.
1458 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
1460 * tree-into-ssa.c (update_ssa): Clean up by shortening the
1463 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1465 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
1467 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
1468 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
1469 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
1470 ("s<ocond:code>"): Rename from respectively "b<ncond>",
1471 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
1472 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
1473 "s<rcond>" and "s<ocond>".
1474 ("b<ocond:code>", "*b<ocond:code>_reversed")
1475 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
1476 output statement section.
1478 2005-05-17 Roger Sayle <roger@eyesopen.com>
1480 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
1482 2005-05-17 Steven Bosscher <stevenb@suse.de>
1483 Stuart Hastings <stuart@apple.com>
1484 Jan Hubicka <jh@suse.cz>
1485 Dale Johannesen <dalej@apple.com>
1487 * cgraph.h (cgraph_node): Add 'lowered' state.
1488 (cgraph_lower_function): Declare.
1489 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
1490 (cgraph_lower_function): New function.
1491 (cgraph_create_edges): Deal with lowered function bodies.
1492 (verify_cgraph_node): Likewise.
1493 (cgraph_analyze_function): Do lowering job.
1494 (cgraph_build_static_cdtor): Likewise.
1495 * function.h (struct function): Add saved_eh and saved_cfg.
1496 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
1497 * tree-cfg.c (fold_cond_expr_cond): Export.
1498 * tree-flow.h (fold_cond_expr_cond): Declare.
1499 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
1501 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
1502 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
1503 callee_cfun, block, eh_region, eh_region_offset.
1504 (inlining_p): New predicate.
1505 (remap_decl): Update for new inline_data; declare newly created inline
1506 vars in low gimple way.
1507 (copy_body_r): Update for new datastructure, simplify some of handling
1508 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
1509 deal with RESX_EXPRs.
1511 (copy_edges_for_bb): Likewise.
1512 (remap_decl_1): New.
1513 (copy_cfg_body): New.
1514 (copy_generic_body): Rewrite to work on low gimple.
1515 (copy_body): Turn into simple wrapper around copy_cfg_body.
1516 (setup_one_parameter): Insert new statements into given basic block.
1517 (initialize_initialized_parameters): Likewise, reorganize way things are
1519 (declare_return_variable): Update for new inline data datastructure.
1520 (inline_forbidden_p): Work on low gimple.
1521 (estimate_num_insns): Likewise.
1522 (expand_call_inline): Work on CFG.
1523 (push_cfun, pop_cfun): New functions.
1524 (cfun_stack): New stack.
1525 (add_lexical_block): New function.
1526 (gimple_expand_calls_inline): Work on basic block.
1527 (optimize_inline_calls): Likewise.
1528 (clone_body, save_body, unsave_ewpr_now): Update for new
1530 (declare_inline_vars): Work on block instead of bind_expr.
1531 (inlining_p): New predicate.
1532 * tree-inline.h (push_cfun, pop_cfun): Declare.
1533 * tree-optimize.c: Include except.h
1534 (all_lowering_passes): New variable.
1535 (execute_fixup_cfg, pass_fixup_cfg): New pass.
1536 (init_tree_optimization_passes): Move some to all_lowering_passes.
1537 (tree_lowering_passes): New function.
1538 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
1539 * tree-pass.h (tree_lowering_passes): Declare
1541 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1543 * unwind-dw2-fde-darwin.c: Include tsystem.h.
1545 2005-05-17 Jeff Law <law@redhat.com>
1547 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
1548 * tree-ssa-forwprop.c: Include langhooks.h.
1549 (forward_propagate_addr_expr_into_variable_array_index): New.
1550 (forward_propagate_addr_expr): New.
1551 (tree_ssa_forward_propagate_single_use_vars): Loop over all
1552 the statements in the block instead of just the last statement.
1553 Call forward_propagate_addr_expr as needed.
1554 (pass_forwprop): Update the SSA graph after forward propagation is
1557 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1559 * unwind-dw2-fde-glibc.c (base_from_cb_data,
1560 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
1562 * unwind-dw2-fde.c (__deregister_frame_info_bases,
1563 base_from_object, fde_split, end_fde_sort): Likewise.
1564 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
1565 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
1566 uw_init_context_1): Likewise.
1567 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
1568 _Unwind_Resume_or_Rethrow): Likewise.
1569 * unwind-pe.h (__gxx_abort): Do not define.
1570 (size_of_encoded_value, base_of_encoded_value,
1571 read_encoded_value_with_base): Use gcc_unreachable.
1572 * unwind.h (_Unwind_GetTextRelBase): Likewise.
1574 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1576 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
1577 (cfi_end): New macros.
1578 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
1579 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
1580 an eight byte stack frame.
1581 (__NR_tkill): Define.
1582 (__div0): Use gettid tkill on GNU/Linux.
1583 (_arm_return): Add CFI.
1584 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
1586 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1588 * configure.ac: Remove spaces around assignment to
1590 * configure: Regenerated.
1592 2005-05-17 David Edelsohn <edelsohn@gnu.org>
1594 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
1595 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
1597 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
1598 Modify aix_struct_return variable, not target_flags.
1599 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
1600 (rs6000_return_in_memory): Test aix_struct_return.
1601 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
1602 independent variable. Report mxl-compat.
1604 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
1606 * config/bfin/bfin.md (eh_return): Add missing DONE.
1608 2005-05-17 Ian Lance Taylor <ian@airs.com>
1610 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
1612 (mode_attr_index): Remove check for defined attribute. Remove
1613 infile parameter. Change all callers.
1614 (apply_mode_maps): Add unknown parameter. Change caller. Always
1615 return after finding attribute.
1616 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
1618 (apply_macro_traverse): Set mtd->unknown_mode_attr.
1619 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
1620 attribute used for a mode.
1622 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1624 * tree-ssa-math-opts.c: New file.
1626 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1628 * tree-ssa-math-opts.c: New file.
1630 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1632 * Makefile.in: Add tree-ssa-math-opts.c.
1633 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
1634 * fold-const.c (distribute_real_division): New.
1635 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
1636 * tree-pass.h (pass_cse_reciprocals): New.
1637 * tree-optimize.c (init_tree_optimization_passes): Run it.
1638 * doc/passes.texi: Document the new pass.
1640 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
1643 * builtins.c (fold_builtin_constant_p): Handle
1644 &"string cst"[0] as constant.
1646 2005-05-17 Richard Henderson <rth@redhat.com>
1648 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
1650 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1653 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
1654 src2 if src2 has been split.
1656 PR tree-optimization/21610
1657 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
1658 returning DECL, call unshare_expr.
1660 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1662 * config/cris/cris.md: Unquote preparation and output statements.
1663 (BWD, WD, BW): New, mode-macros.
1664 (S, s, m, mm, nbitsm1): New, mode-attrs.
1665 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
1666 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
1668 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
1669 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
1670 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
1672 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
1673 ("movdi"): Move misplaced head comment regarding necessity of
1674 movdi from movsi to here.
1675 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
1677 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
1678 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
1679 "*mov_sideqi_biap_mem".
1680 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
1682 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
1683 "*clear_sidehi_biap" and "*clear_sideqi_biap".
1684 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
1685 and "*clear_sideqi".
1686 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
1687 "*ext_sidehisi_biap".
1688 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
1690 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
1691 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
1692 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
1693 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
1694 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
1696 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
1697 "*op_sidehi_biap" and "*op_sidesi_biap".
1698 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
1700 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
1701 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
1702 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
1703 "*op_swap_sidehi" and "*op_swap_sidesi".
1704 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
1705 in the N alternative of "subqi3".
1706 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
1707 "*extophisi_side_biap".
1708 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
1710 ("*extop<mode>si_swap_side_biap"): Replace
1711 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
1712 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
1713 "*extophisi_swap_side".
1714 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
1715 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
1717 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
1718 "mulqihi3", "mulhisi3" and "mulhisi3".
1719 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
1720 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
1722 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
1723 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
1724 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
1725 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
1726 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
1727 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
1728 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
1729 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
1730 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
1731 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
1732 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
1733 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
1735 ("abs<mode>2"): Replace "abshi2" and "absqi2".
1736 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
1738 ("b<ocond>"): Replace "bgt" and "ble".
1739 ("b<rcond>"): Replace "blt" and "bge".
1740 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
1741 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
1743 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
1745 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
1747 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
1749 ("s<rcond>"): Replace "sge" and "slt".
1750 ("s<ocond>"): Replace "sgt" and "sle".
1751 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
1752 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
1753 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
1754 clear.w [rx=rx+i] and clear.b [rx=rx+i].
1756 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1758 * varasm.c (struct constant_descriptor_tree): Add hash field.
1759 (const_desc_hash): Just return hash field.
1760 (const_desc_eq): If hash values are different, return 0 immediately.
1761 (output_constant_def): Compute hash field of temporary key, use
1762 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
1763 newly built constant descriptor.
1764 (lookup_constant_def): Compute hash field of temporary key, use
1765 htab_find_with_hash instead of htab_find.
1767 2005-05-16 Richard Henderson <rth@redhat.com>
1769 * config/i386/sse.md (mulv4si3): New.
1771 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1773 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
1774 tests for noncanonical versions of reg+constant and
1777 2005-05-16 Richard Henderson <rth@redhat.com>
1778 Steven Bosscher <stevenb@suse.de>
1781 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
1782 maybe_clean_eh_stmt; take old stmt parameter. Update EH
1783 region data structure to match replacement.
1784 * tree-flow.h: Update to match.
1785 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1786 * tree-ssa-dom.c (optimize_stmt): Likewise.
1787 * tree-ssa-pre.c (eliminate): Likewise.
1788 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1790 2005-05-16 Caroline Tice <ctice@apple.com>
1792 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
1793 internal_error with gcc_assert.
1794 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
1795 * function.h (struct function): Remove space between "*" and
1797 * varasm.c (initialize_cold_section_name): Add gcc_assert;
1798 modify to use alloca.
1799 (unlikely_text_section): Add check for flag_function_sections.
1800 (assemble_start_function): Move call to resolve_section, so it
1801 comes before first call to unlikely_text_section.
1802 (assemble_end_function): Add test and call to function_section
1805 2005-05-16 Roger Sayle <roger@eyesopen.com>
1807 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
1808 instead of build_binary_op when performing code transformations
1809 to avoid error messages about constructs not it the user's code.
1811 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1813 * tree-ssa-pre.c: Fix a comment typo.
1815 2005-05-16 Richard Henderson <rth@redhat.com>
1818 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
1819 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
1820 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
1821 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
1822 add_tprel22): Remove mode from symbolic operand.
1824 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1826 * optc-gen.awk: Include intl.h after the externally-provided files.
1828 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1830 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
1831 folding a COND_EXPR_COND in a nondestructive manner.
1833 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
1835 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
1836 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
1837 New values for vec_select definitions and bitmask for element
1840 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1842 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
1843 Change the type to VEC(rtx,gc)*.
1844 (mem_loc_descriptor, add_const_value_attributes,
1845 dwarf2out_init): Adjust uses of used_rtx_varray.
1847 * tree-data-ref.c (compute_all_dependences): Change the type
1848 of dependence_relations to VEC(ddr_p,heap)**.
1849 (compute_data_dependences_for_loop): Change the type of
1850 allrelations to VEC(ddr_p,heap)*.
1852 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1854 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
1855 system.h, coretypes.h and tm.h.
1856 (options.o): Update dependencies accordingly.
1857 * optc-gen.awk: Allow header_name to be a list of filenames.
1858 Handle the "Condition" flag.
1859 * opts.h (CL_DISABLED): New flag.
1860 * opts.c (handle_option): Print an error for CL_DISABLED options.
1861 * doc/options.texi: Document the "Condition" option flag.
1863 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
1865 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
1867 2005-05-15 Roger Sayle <roger@eyesopen.com>
1869 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
1870 check for TREE_OVERFLOW on INTEGER_CST trees.
1871 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
1872 CONSTANT_CLASS_P tree nodes.
1874 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
1877 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
1879 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
1881 Fix PR tree-optimization/21576
1883 * tree-ssa-pre.c (expression_node_pool): New pool.
1884 (comparison_node_pool): Ditto.
1885 (list_node_pool): Ditto.
1886 (pool_copy_list): New function.
1887 (phi_translate): Handle CALL_EXPR.
1888 (valid_in_set): Ditto.
1889 (create_expression_by_pieces): Ditto.
1890 (insert_into_preds_of_block): Ditto.
1891 (insert_aux): Ditto.
1892 (compute_avail): Ditto.
1893 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
1894 (can_value_number_call): New function.
1895 (find_leader): Update comment.
1896 (init_pre): Create new pools.
1897 (fini_pre): Free new pools.
1898 (pass_pre): Add TODO_update_ssa for the future when we are going
1900 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
1901 (set_value_handle): Ditto.
1902 (get_value_handle): Ditto.
1904 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
1906 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
1908 2005-05-15 Andreas Jaeger <aj@suse.de>
1910 * gcc.c (pfatal_pexecute): Remove unused local function.
1912 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
1914 * optc-gen.awk: Remove excess indentation.
1915 * opth-gen.awk: Likewise.
1917 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
1919 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
1920 of basic_block_info. Call init_flow and find_basic_blocks
1921 before dbr_schedule if needed.
1923 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1925 * tree-optimize.c (init_tree_optimization_passes): Move
1926 pass_cd_dce in place of the last pass_dce.
1928 PR tree-optimization/21563
1929 * tree-vrp.c (compare_value): Return boolean_false_node when
1930 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
1931 strictly larger than CST.
1933 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
1934 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1936 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
1938 (rev_cond_name) Likewise.
1939 (vax_float_literal) Likewise.
1940 * config/vax/vax.md: Likewise.
1942 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1944 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
1945 registers and use them (specifically the stack pointer).
1946 * config/vax/vax.h: Use above defines right here.
1948 * config/vax/vax.c: (override_options) Remove 'register' keyword.
1949 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
1950 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
1952 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
1953 mostly removal of trailing spaces...
1954 * config/vax/vax-modes.def: Remove trailing whitespace.
1956 * config/vax/elf.h: Update whitespace.
1958 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1961 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1962 * fold-const.c (fold_indirect_ref_1): Avoid removing
1963 NOP_EXPRs with type qualifiers like const.
1965 2005-05-14 Jan Hubicka <jh@suse.cz>
1967 Patch by Richard Henderson:
1968 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1969 Handle RESX expressions properly.
1971 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
1972 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
1973 (remove_stmt_from_eh_region_fn): Likewise.
1975 * tree-cfg.c (execute_warn_function_return): Break out noreturn
1977 (execute_warn_function_noreturn): ... here.
1978 (pass_warn_function_noreturn): New pass.
1979 * tree-pass.h (pass_warn_function_noreturn): Declare
1980 * tree-optimize.c (init_tree_optimization_passes): Move return
1981 warnings early and add noreturn warnings at place of previous
1984 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1986 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
1987 root_var_init, type_var_init): Use VEC instead of VARRAY.
1988 * tree-ssa-live.h (tree_partition_associator_d): Change the
1989 type of trees to VEC(tree,heap)*.
1990 (tpa_tree): Use VEC instead of VARRAY.
1992 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1994 * fold-const.c (div_if_zero_remainder): New function.
1995 (try_move_mult_to_index): Use it.
1997 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1999 * tree-eh.c (leh_tf_state): Change the type of dest_array to
2001 (maybe_record_in_goto_queue, lower_try_finally_onedest,
2002 lower_try_finally_copy, lower_try_finally_switch,
2003 lower_try_finally): Use VEC instead of VARRAY.
2005 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
2007 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
2008 comment regarding defined register classes.
2009 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2011 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2013 * tree-optimize.c (init_tree_optimization_passes): Move
2014 pass_merge_phi before the first pass_dominator.
2016 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
2018 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
2021 2005-05-13 Josh Conner <jconner@apple.com>
2023 * config/arm/arm.c (arm_size_return_regs): New.
2024 (thumb_unexpanded_epilogue): replace in-line calculation
2025 of return registers with call to arm_size_return_regs.
2026 (use_return_insn): Include test of which registers are
2027 being used to hold return values, to accommodate
2028 vector return values.
2030 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
2032 * config/rs6000/sysv4.opt (mlittle): Handle.
2034 * config/rs6000/rs6000.c (rs6000_handle_option): Set
2035 target_flags_explicit when appropriate.
2037 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2039 PR middle-end/20714:
2040 * optabs.c (no_conflict_data): New struct.
2041 (no_conflict_move_test): New function.
2042 (emit_no_conflict_block): Use it.
2044 2005-05-13 Adam Nemet <anemet@lnxw.com>
2046 * doc/invoke.texi (Debugging Options): Option
2047 -fdump-translation-unit only works with C++ now.
2049 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2051 Replace calls to abort in CRIS port.
2052 * config/cris/cris.h (CRIS_ASSERT): New macro.
2053 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
2054 internal_error instead of abort.
2055 ("movsi"): Ditto. Unquote preparation statement section.
2056 ("call", "call_value"): Ditto, but use gcc_assert where
2057 appropriate. Tweak comments.
2058 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
2060 (cris_op_str): Call internal_error, not abort.
2061 (cris_print_operand): Tweak "abort" reference to "die" in comment.
2062 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
2063 (cris_notice_update_cc): Call internal_error, not abort.
2064 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
2065 (cris_emit_movem_store, cris_asm_output_symbol_ref)
2066 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
2067 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
2068 ENABLE_CHECKING-guarded abort call.
2069 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
2070 Use internal_error at end of test-chain.
2072 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2074 PR rtl-optimization/20769:
2075 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
2076 pattern emitted by expand_nl_goto_receiver.
2078 PR middle-end/20793:
2079 * integrate.c (allocate_initial_values): Update register liveness
2082 2005-05-13 Josh Conner <jconner@apple.com>
2084 * arm.c (arm_return_in_memory): Add handling for vector return types.
2086 2005-05-13 David Ung <davidu@mips.com>
2088 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
2090 * config/mips/mips.c: Add 4km alias.
2091 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
2092 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
2095 2005-05-13 Jan Hubicka <jh@suse.cz>
2097 * c-decl.c (finish_function): Suppress "control reaches end of
2098 non-void function" when "no return statement in function
2099 returning non-void" is issued.
2101 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
2102 * tree-optimize.c (pass_gimple): Kill.
2103 (init_tree_optimization_passes): Kill pass_gimple.
2104 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
2105 * tree-dump.c (dump_files): Rename .generic to .gimple.*
2107 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2109 PR rtl-optimization/20756:
2110 * basic-block.h (PROP_DEAD_INSN): Define.
2111 * flow.c (propagate_one_insn): Set during mark_set_regs call
2113 (mark_set_1): Emit a clobber when we are about to delete a dead insn
2114 that kills a live register.
2116 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
2118 * config/s390/s390.md: ("DBL"): New mode attribute.
2119 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
2120 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
2121 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
2123 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
2125 * c-format.c (check_format_arg): Handle string literals of
2126 the form &"string"[offset].
2128 * g++.dg/warn/format4.C: New testcase.
2130 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
2132 * config/mips/3000.md, config/mips/4000.md,
2133 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
2134 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
2135 config/mips/generic.md, config/pdp11/pdp11.md,
2136 config/sh/crt1.asm, config/sh/lib1funcs.asm,
2137 config/sh/sh-modes.def, config/sh/sh-protos.h,
2138 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
2140 2005-05-13 Richard Henderson <rth@redhat.com>
2142 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
2143 addition to move unless dest is a register. Do not skip
2144 instantiation in dest on addition simplification.
2146 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2148 * config/cris/cris.c (cris_print_operand) <case 'H'; case
2149 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
2150 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
2152 2005-05-13 Jan Hubicka <jh@suse.cz>
2154 * basic-block.h (FOR_ALL_BB_FN): New macro.
2155 (init_flow): Initialize cfg structure.
2156 * function.c (allocate_struct_function): Do not initialize cfg structure.
2157 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
2158 (build_tree_cfg): ... here.
2159 * tree-flow.h (init_empty_tree_cfg): Declare.
2161 2005-05-12 Steven Bosscher <stevenb@suse.de>
2163 Fix PR tree-optimization/21520
2164 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
2165 to attempt to fold constants.
2167 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2169 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
2170 only when TARGET_ADJUST_UNROLL_MAX is defined.
2171 (general_movsrc_operand): Use the C style comment.
2172 (ua_offset): Use prototype.
2174 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
2176 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
2177 (struct hmr_data, hoist_memory_reference, memref_del,
2178 struct fmrv_data): Removed.
2179 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
2180 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
2182 (find_more_ref_vops): Traverse the list of memory references.
2183 (determine_lsm_loop): Work with the list of memory references instead
2184 of traversing the hashtable.
2186 2005-05-12 Steven Bosscher <stevenb@suse.de>
2187 Stuart Hastings <stuart@apple.com>
2188 Jan Hubicka <jh@suse.cz>
2190 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
2191 duplicate_eh_regions): New functions, based on old
2192 implementation removed with RTL inliner.
2193 (reachable_next_level): Modify behaviour pre-inline.
2194 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
2196 * function.h (struct function): Add after_inlining flag.
2197 * tree-optimize.c (tree_rest_of_compilation): Set it.
2198 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
2200 * tree-cfg.c (label_to_block_fn): Deal with cases where
2201 label was never insterted into code.
2203 2005-05-12 Zack Weinberg <zack@codesourcery.com>
2205 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
2207 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
2209 Fix PR tree-optimization/21532
2210 * tree-ssa-pre.c (create_expression_by_pieces): stmt
2211 needs to go onto the inserted_exprs list.
2213 2005-05-12 Ian Lance Taylor <ian@airs.com>
2215 * c-common.h (statement_code_p): Don't declare.
2216 (STATEMENT_CODE_P): Don't define.
2217 (INIT_STATEMENT_CODES): Don't define.
2218 * c-common.c (statement_code_p): Don't define.
2220 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2222 * config/sparc/sparc.h: Remove dead code.
2223 * config/sparc/sparc.c (sparc_compute_frame_size): Use
2224 FIRST_PARM_OFFSET for the size of the register window area.
2225 (emit_save_regs): Rename into emit_save_or_restore_regs.
2226 Add 'action' parameter. Use 4095 as upper bound for the offset.
2227 Pass 'action' to save_or_restore_regs.
2228 (emit_restore_regs): Delete.
2229 (sparc_expand_prologue): Call emit_save_or_restore_regs.
2230 (sparc_expand_epilogue): Likewise.
2231 * config/sparc/sparc.md (mode macro P): Move.
2232 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
2233 (mov<V32:mode> expander): Move to the top of the V32 section.
2234 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
2235 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
2236 (sibcall_epilogue): Move.
2238 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2241 * arm.c (arm_gen_constant): Sign-extend intermediate values when
2242 synthesizing a constant of the difference of two immediates.
2244 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2246 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
2247 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
2248 the alternatives using integer registers into the appropriate
2251 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2253 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
2254 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
2255 * bitmap.h: Fixed comments.
2257 2005-05-11 Richard Henderson <rth@redhat.com>
2260 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
2261 (ia64_cannot_force_const_mem): New.
2262 (tls_symbolic_operand_type): New.
2263 (ia64_legitimate_constant_p): New.
2264 (ia64_expand_load_address): Return true on success. Improve
2265 checks for when we should not split.
2266 (ia64_expand_tls_address): New addend operand. Distribute it
2267 as appropriate to the tls_kind. Delay referencing gp.
2268 (ia64_expand_move): Split symbolic addend as necessary. Handle
2269 tls symbols with addends.
2270 * config/ia64/ia64-protos.h: Update.
2271 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
2272 p0, f0, f1, and r13.
2273 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
2274 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
2275 (symbolic_operand splitter): Pass everything through
2276 ia64_expand_load_address and FAIL or DONE as appropriate.
2277 (load_fptr): Only accept after reload.
2278 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
2279 load_symptr_low, load_ltoff_dtpmod,
2281 (load_dtprel): Only accept tls symbols.
2282 (load_dtprel64, load_dtprel22): Likewise.
2283 (load_tprel, load_tprel64, load_tprel22): Likewise.
2284 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
2285 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
2286 (add_dtprel14, add_dtprel22): Likewise.
2287 (add_tprel, add_tprel14, add_tprel22): Likewise.
2288 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
2289 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
2290 (got_symbolic_operand): Check CONST offsets.
2291 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
2292 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
2293 (move_operand): Don't handle tls here. Check CONST offsets.
2295 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2297 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
2298 Remove hilo_operand check.
2299 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
2300 * config/mips/predicates.md (hilo_operand): Delete.
2302 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2304 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
2306 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2308 PR tree-optimizer/18472
2309 * tree-if-conv.c (tree_if_convert_stmt,
2310 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
2312 2005-05-11 Jan Hubicka <jh@suse.cz>
2314 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
2315 (GTFILES): add except.h.
2316 * except.c (eh_status): Add throw_stmt_table.
2317 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
2318 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
2319 lookup_stmt_eh_region_fn): Declare.
2320 (throw_stmt_node): New structure.
2321 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
2322 * gengtype.c (open_base_files): Add except.h to inlines.
2323 * tree-eh.c (throw_stmt_node): Kill.
2324 (record_stmt_eh_region): Update.
2325 (add_stmt_to_eh_region_fn): Break out from ...
2326 (add_stmt_to_eh_region): ... here.
2327 (remove_stmt_from_eh_region_fn): Break out from ...
2328 (remove_stmt_from_eh_region): ... here.
2329 (lookup_stmt_eh_region_fn): Break out from ...
2330 (lookup_stmt_eh_region): ... here.
2331 (honor_protect_cleanup_actions): Use build_resx.
2332 (lower_try_finally_onedest): Likewise.
2333 (lower_try_finally_copy): Likewise.
2334 (lower_try_finally_switch): Likewise.
2335 (lower_eh_constructs): Update eh table construction.
2336 * tree.c (build_resx): New.
2337 * tree.h (build_resx): Declare.
2339 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
2341 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
2344 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2346 * fold-const.c, libgcov.c: Fix comment typos.
2348 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
2351 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
2353 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2354 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
2356 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
2358 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
2361 * crtstuff.c: Include auto-host.h again, for now.
2363 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2365 * config/mips/24k.md: Remove trailing whitespace.
2367 2005-05-11 David Ung <davidu@mips.com>
2369 * config/mips/mips.md (type): Add imul3.
2370 (length, hazard, may_clobber_hilo): Check for imul3.
2371 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
2372 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
2373 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
2374 for a 3 operand mul and its bypasses.
2375 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
2376 * config/mips/4000.md (r4k_imul): Likewise.
2377 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
2378 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
2379 (vr4130_muldi): Likewise.
2380 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
2381 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
2382 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
2383 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
2384 (ir_vr54_imadd_si): Likewise.
2385 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
2386 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
2387 (rm7_impy_di): Likewise.
2388 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
2389 * config/mips/generic.md (generic_imul): Likewise.
2390 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
2391 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
2393 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
2395 PR middle-end/20371:
2396 * tree.h (record_layout_info_s): New member prev_packed.
2397 * stor-layout.c (update_alignment_for_field): Fix comment about
2398 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
2399 we start it properly aligned.
2400 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
2401 to update_alignment_for_field, and recompute it afterwards using
2402 the alignment of the record.
2403 When a packed bitfield precedes an MS bitfield, don't add padding
2404 at the end of the packed bitfield on behalf of the base type of
2405 the packed bit field.
2406 Don't adjust rli->bitpos at the end
2407 of an MS bitfield run if we already adjusted bitpos/offset for an
2408 alignment as large or larger than the bitfield type size.
2409 Take possible record alignment > BIGGEST_ALIGNMENT into account
2410 when calculating actual_align.
2411 Only put packed buit fields into rli->prev_field if they end up
2413 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
2414 Update rli->remaining_in_alignment when we have already started a
2415 run of bit fields and we process a packed bit field.
2417 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
2419 * tree-data-ref.c (find_data_references_in_loop): Give up when
2420 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
2421 may embed arbitrary side effects.
2422 Remove the assumption that GIMPLE form contains a single array
2423 access per statement.
2424 When the statement contains virtual operands, fail if it is not
2425 a MODIFY_EXPR or a CALL_EXPR.
2426 Return after the dont know node is inserted.
2428 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
2430 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
2432 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2435 PR tree-optimization/19639
2436 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
2437 and generic summands for char* as s * delta, too, folding &a[i]
2438 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
2439 for comparison of steps. Convert types for index addition.
2440 (fold_binary): Adjust the callers to always dispatch to
2441 try_move_mult_to_index.
2442 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
2443 expr with non-gimple ARRAY_REF offset.
2445 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2447 * fold-const.c (fold_indirect_ref_1): Avoid removing
2448 NOP_EXPRs with type qualifiers like const.
2450 2005-05-11 Richard Henderson <rth@redhat.com>
2453 * c-decl.c (finish_decl): Propagate the completed array type of
2454 a global variable into the binding.
2456 2005-05-10 Matt Kraai <kraai@ftbfs.org>
2458 * Makefile.in (gtype-desc.o, build/genautomata.o)
2459 (build/varray.o): Depend on $(VARRAY_H).
2461 2005-05-10 Diego Novillo <dnovillo@redhat.com>
2463 * tree-optimize.c (init_tree_optimization_passes): Re-organize
2464 optimization passes to do an initial batch of scalar cleanups.
2466 2005-05-10 Ian Lance Taylor <ian@airs.com>
2468 * read-rtl.c (struct macro_traverse_data): Define.
2469 (map_attr_string): New static function, broken out of
2470 apply_macro_to_string.
2471 (mode_attr_index, apply_mode_maps): New static functions.
2472 (apply_macro_to_string): Call map_attr_string.
2473 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
2475 (apply_macro_traverse): Expect data to point to a struct
2476 macro_traverse_data.
2477 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
2478 to pass data through htab_traverse.
2479 (read_rtx_1): Add mode_maps parameter. Change all callers.
2480 Handle mode names which are attribute strings.
2481 * doc/md.texi (Substitutions): Rename from String Substitutions.
2482 Change references. Document using attributes as modes.
2484 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2486 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
2487 * tree-optimize.c (init_tree_optimization_passes) Swap
2488 pass_ch and pass_profile.
2489 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
2490 here. Remove rewrite_into_loop_closed_ssa call.
2492 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2494 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
2496 (legitimate_reload_constant_p): Add check for const double zero.
2497 * config/s390/s390.md: Add comment for constraint letter 'G'.
2498 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
2499 attributes for new case.
2500 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
2501 s390_const_double_ok_for_constraint_p.
2502 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
2505 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2507 PR tree-optimization/21170
2508 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
2509 rewrite_ssa_into_ssa in comments with update_ssa.
2511 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2513 * tree-ssa-loop-im.c: Include hashtab.h.
2514 (struct mem_ref_loc): New.
2515 (struct mem_ref): Describe the set of references with the same
2517 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
2518 maybe_queue_var, fem_single_reachable_address,
2519 for_each_memref, single_reachable_address,
2520 is_call_clobbered_ref, determine_lsm_reg): Removed.
2521 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
2522 hoist_memory_reference, memref_hash, memref_eq, memref_del,
2523 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
2525 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
2526 (determine_lsm_loop): Rewritten.
2527 (determine_lsm): Do not set stmt uids.
2529 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2531 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
2534 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2536 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
2537 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
2538 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
2540 2005-05-10 Jeff Law <law@redhat.com>
2542 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
2543 thread_across_edge for any abnormal edges.
2545 2005-05-10 Richard Henderson <rth@redhat.com>
2547 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
2548 * config/ia64/ia64-protos.h: Declare it.
2549 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
2550 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
2551 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
2552 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
2553 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
2554 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
2555 extend result; use release semantics.
2556 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
2557 (sync_val_compare_and_swap_<IMODE>): Update to match.
2559 2005-05-10 Richard Henderson <rth@redhat.com>
2561 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
2562 before comparing it for success.
2564 2005-05-10 Richard Henderson <rth@redhat.com>
2566 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
2567 no return value pattern.
2569 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
2570 H.J. Lu <hongjiu.lu@intel.com>
2572 * libgcov.c (create_file_directory): New function. Create
2573 directory for the given file name.
2574 (gcov_max_filename): New static var. Keeps size of the longest
2576 (gcov_exit): Always try to create directory for output
2577 file. Relocate each filename basing on environment vars.
2578 (__gcov_init): Remember the longest file name.
2579 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
2580 * doc/gcov.texi (Cross-profiling): New node documenting
2581 cross-profiling management.
2582 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
2584 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2586 * config/sparc/sparc.c (mem_min_alignment): Do not rely
2587 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
2589 2005-05-10 Bob Wilson <bob.wilson@acm.org>
2591 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
2592 case code to avoid one move instruction.
2593 (__umodsi3, __modsi3): Merge duplicated code sequences.
2595 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2597 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
2598 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
2599 * doc/invoke.texi: Fix typos.
2601 * tree-data-ref.c (analyze_array_indexes, analyze_array,
2602 init_data_ref, access_functions_are_affine_or_constant_p,
2603 free_data_refs): Use VEC instead of VARRAY.
2604 * tree-data-ref.h (data_reference): Change the type of
2605 access_fns to VEC(tree,gc)*.
2606 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2608 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
2611 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
2612 * fold-const.c (fold): Expand the condition of reducing cond_expr.
2613 (contains_label_1, contains_label_p): New functions for checking
2614 labels in a sub-tree.
2616 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2619 * c-decl.c (pushdecl): When there is a declaration in the current
2620 scope and the declarations are external linkage, check for
2621 compatibility with the type in the external scope and update the
2622 type in the external scope with the composite type information.
2623 Do not form a composite type of the new type and the visible type
2624 if they are incompatible.
2626 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2628 * crtstuff.c: Revert part of 2005-05-08 Change.
2629 (IN_LIBGCC2): Define.
2631 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2633 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
2634 remove redundant test.
2635 (fp_mov_p): Accept 0.
2636 (fp_high_losum_p): Remove redundant test.
2637 * config/sparc/predicates.md (const_high_operand): Explicitly test
2638 (not small_int_operand).
2639 (fp_const_high_losum_operand): New.
2640 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
2641 (movdi_insn_sp32_v9): Use canonical predicates.
2642 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
2643 (movdi_insn_sp64_novis): Delete.
2644 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
2645 (movsf_insn_novis): Delete.
2646 (movsf_insn_vis): Rename into movsf_insn.
2647 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
2648 (movsf_lo_sum): Use fp_const_high_losum_operand.
2649 (movsf_high): Likewise.
2650 (movsf_high_losum splitter): Likewise.
2651 (mov<V32:mode> expander): Use register_or_zero_operand.
2652 (mov<V64:mode> expander): Likewise.
2653 (movdf_insn_sp32): Use register_or_zero_operand.
2654 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
2655 Rename into movdf_insn_sp32_no_fpu.
2656 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
2657 Rename into movdf_insn_sp32_v9_no_fpu.
2658 (movdf_insn_v9only_novis): Delete.
2659 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
2660 (movdf_insn_sp64_novis): Delete.
2661 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
2662 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
2663 Rename into movdf_insn_sp64_no_fpu.
2664 (movtf expander): Use register_or_zero_operand.
2665 (movtf_insn_sp32): Delete.
2666 (movtf_insn_vis_sp32): Use register_or_zero_operand.
2667 Rename into movtf_insn_sp32.
2668 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
2669 Rename into movtf_insn_sp32_no_fpu.
2670 (movtf_insn_hq_sp64): Delete.
2671 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
2672 Rename into movtf_insn_sp64_hq.
2673 (movtf_insn_sp64): Delete.
2674 (movtf_insn_vis_sp64): Use register_or_zero_operand.
2675 Rename into movtf_insn_sp64.
2676 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
2677 Rename into movtf_insn_sp64_no_fpu.
2679 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2681 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
2682 gcc_assert and gcc_unreachable as appropriate.
2683 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
2684 xstormy16_output_cbranch_si, xstormy16_split_move,
2685 xstormy16_initial_elimination_offset,
2686 xstormy16_encode_section_info, xstormy16_print_operand_address,
2687 xstormy16_expand_call, xstormy16_expand_arith,
2688 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2690 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2692 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
2693 const_copies to VEC(tree,heap)*.
2694 (new_elim_graph, delete_elim_graph, elim_graph_size,
2695 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
2698 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2701 * doc/extend.texi (Type Attributes): Correct example syntax.
2703 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
2706 * doc/invoke.texi (-Wuninitialized): Update documentation.
2708 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2710 * arm.c (const_ok_for_arm): Use a faster algorithm.
2712 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2715 * config/rs6000/rs6000.md (add_op2): New.
2716 (add<mode>3): Use it.
2718 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2720 * arm.c (arm_gen_constant): Add new heuristic for generating
2721 constant integers that can be expressed as the difference of two
2724 2005-05-09 Roger Sayle <roger@eyesopen.com>
2726 * c-tree.h (parser_build_unary_op): New prototype.
2727 * c-typeck.c (parser_build_unary_op): New function to construct
2728 a unary operation in the C parser.
2729 * c-parser.c (c_parser_unary_expression): Use the new function
2730 parser_build_unary_op when appropriate.
2732 2005-05-09 Mark Mitchell <mark@codesourcery.com>
2735 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
2736 before outputting DWARF_FRAME_RETURN_COLUMN.
2738 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2740 * config/s390/s390.c: (s390_branch_condition_mask,
2741 s390_branch_condition_mnemonic, s390_extra_constraint_str,
2742 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
2743 legitimize_pic_address, s390_emit_tls_call_insn,
2744 legitimize_tls_address, legitimize_tls_address,
2745 s390_expand_addcc, print_shift_count_operand, print_operand,
2746 addr_generation_dependency_p, annotate_constant_pool_refs,
2747 s390_split_branches, find_constant_pool_ref,
2748 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
2749 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
2750 s390_output_pool_entry, s390_function_value,
2751 s390_call_saved_register_used, s390_emit_call): Replace
2752 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
2753 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
2754 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
2755 get_some_local_dynamic_name, s390_function_arg_size,
2756 s390_function_arg_advance, s390_function_arg,
2757 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
2758 default case by gcc_unreachable.
2759 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
2760 conditional abort by gcc_assert.
2761 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
2762 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2764 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2766 * config/s390/s390.c: (s390_decompose_address,
2767 tls_symbolic_operand, legitimate_pic_operand_p,
2768 legitimate_constant_p, legitimate_reload_constant_p,
2769 s390_expand_plus_operand, legitimate_address_p,
2770 legitimate_la_operand_p, ): Remove 'register' from signature.
2771 (symbolic_reference_mentioned_p,
2772 tls_symbolic_reference_mentioned_p): Remove 'register' from local
2773 variable declarations.
2774 (legitimize_address): Remove 'register' from
2775 signature and local variable declarations.
2777 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2779 * config/s390/s390-protos.h: (s390_match_ccmode,
2780 s390_match_ccmode_set, reg_used_in_mem_p,
2781 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2782 legitimate_la_operand_p, preferred_la_operand_p,
2783 s390_short_displacement, addr_generation_dependency_p,
2784 legitimate_reload_constant_p, legitimate_address_p): Change return type
2786 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2787 * config/s390/s390.c: (s390_match_ccmode,
2788 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2789 legitimate_reload_constant_p): Change return type into 'bool'.
2790 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
2791 Likewise. Additionally adapted comment.
2792 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
2793 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2794 (s390_decompose_address): Change the type of the internal flags
2795 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
2796 (struct s390_address): Change type of "pointer" into bool.
2797 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
2798 Adapt calls for 's390_tm_ccmode' to the new signature.
2800 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2802 * config/s390/s390.c: (s390_match_ccmode_set,
2803 s390_branch_condition_mnemonic, s390_short_displacement,
2804 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
2805 print_shift_count_operand, get_some_local_dynamic_name,
2806 get_some_local_dynamic_name_1, reg_used_in_mem_p,
2807 addr_generation_dependency_p, s390_split_branches,
2808 annotate_constant_pool_refs, find_constant_pool_ref,
2809 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
2810 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
2811 s390_register_info, s390_frame_info, s390_init_frame_layout,
2812 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
2813 restore_gprs, s390_function_arg_size, s390_function_arg_float,
2814 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
2815 s390_encode_section_info, s390_cannot_force_const_mem,
2816 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
2817 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
2818 s390_adjust_priority, s390_issue_rate,
2819 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
2820 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
2821 s390_build_builtin_va_list, s390_gimplify_va_arg,
2822 s390_function_ok_for_sibcall, s390_call_saved_register_used,
2823 s390_pass_by_reference, s390_fixed_condition_code_regs,
2824 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
2825 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
2826 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
2827 s390_add_pool_insn, s390_find_pool, s390_add_constant,
2828 s390_find_constant, s390_add_execute, s390_find_execute,
2829 s390_execute_label, s390_execute_target, s390_dump_pool,
2830 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
2831 Move target macro definitions to the end of the file. Move several
2832 functions within the file to assure correct compiling.
2834 2005-05-09 Steven Bosscher <stevenb@suse.de>
2836 * calls.c (purge_reg_equiv_notes): Remove, fold into...
2837 (fixup_tail_calls): ...here. Only look at insns between the
2838 start of the function and the FUNCTION_BEG insn note.
2840 * gcse.c (one_cprop_pass): Fix typos in dumps.
2842 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
2844 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2846 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
2847 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
2848 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
2849 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
2851 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
2852 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
2853 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
2856 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2858 * config/s390/s390.md: ("gf") New mode attribute.
2859 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
2860 "fixuns_truncsfsi2"): Merge.
2861 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
2862 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
2863 "fix_truncsfsi2_ieee"): Merge.
2865 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2867 * config/s390/s390.md: ("FPR") New mode macro.
2868 ("de", "dee"): New mode attributes.
2869 ("cmpdf", "cmpsf"): Merge.
2870 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
2871 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
2872 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
2873 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
2874 ("floatdidf2", "floatdisf2"): Merge.
2875 ("adddf3", "addsf3"): Merge.
2876 ("*adddf3", "*addsf3"): Merge.
2877 ("*adddf3_cc", "*addsf3_cc"): Merge.
2878 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
2879 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
2880 ("subdf3", "subsf3"): Merge.
2881 ("*subdf3", "*subsf3"): Merge.
2882 ("*subdf3_cc", "*subsf3_cc"): Merge.
2883 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
2884 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
2885 ("muldf3", "mulsf3"): Merge.
2886 ("*muldf3", "*mulsf3" "): Merge.
2887 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
2888 ("*fmadddf", "*fmaddsf"): Merge.
2889 ("*fmsubdf", "*fmsubsf"): Merge.
2890 ("divdf3", "divsf3"): Merge.
2891 ("*divdf3", "*divsf3"): Merge.
2892 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
2893 ("negdf2", "negsf2"): Merge.
2894 ("*negdf2_cc", "*negsf2_cc"): Merge.
2895 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
2896 ("*negdf2", "*negsf2"): Merge.
2897 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
2898 ("absdf2", "abssf2"): Merge.
2899 ("*absdf2_cc", "*abssf2_cc"): Merge.
2900 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
2901 ("*absdf2", "*abssf2"): Merge.
2902 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
2903 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
2904 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
2905 ("*negabsdf2", "*negabssf2"): Merge.
2906 ("sqrtdf2", "sqrtsf2"): Merge.
2908 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2910 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
2912 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
2913 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
2914 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2915 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
2917 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
2918 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
2919 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
2920 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
2921 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
2922 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
2923 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
2924 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
2925 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
2926 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
2927 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
2928 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
2929 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
2930 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
2931 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
2932 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
2934 ("*divsf3"): Additionally rename second pattern to
2936 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2937 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
2938 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
2939 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
2940 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
2941 'type values' and rename 'type' value.
2942 ("*addsf3"): Additionally rename second pattern to
2945 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2947 * config/s390/s390.md: ("SHIFT"): New mode macro.
2948 ("lr", "shift"): New mode attributes.
2949 ("ashldi3", "lshrdi3"): Merge.
2950 ("*ashldi3_31", "*lshrdi3"_31): Merge.
2951 ("*ashldi3_64", "*lshrdi3"_64): Merge.
2952 ("ashlsi3", "lshrsi3"): Merge.
2954 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2956 * config/s390/s390.md: ("DSI", "SCOND"): New mode
2958 ("E", "g"): New mode attributes.
2959 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
2960 ("*adddi3_alc", "*addsi3_alc"): Merge.
2961 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
2962 ("*subdi3_slb", "*subsi3_slb"): Merge.
2963 ("adddicc", "addsicc"): Merge.
2964 ("*sconddi", "*scondsi"): Merge.
2965 ("*sconddi_neg", "*scondsi_neg"): Merge.
2966 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
2967 ("negdi2", "negsi2"): Extract expander pattern from
2968 "negsi2" and merge with "negdi2".
2969 ("*negdi2"): Merge with instruction pattern of "negsi2".
2970 ("*negdi2_cc", "*negsi2_cc"): Merge.
2971 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
2972 ("rotldi3", "rotlsi3"): Merge.
2974 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2976 * config/s390/s390.md: ("hc"): New mode attribute.
2977 ("extendhidi2", "extendqidi2"): Merge.
2978 ("*extendhidi2", "*extendqidi2"): Merge.
2979 ("extendhisi2", "extendqisi2"): Merge.
2980 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
2981 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
2982 Merged 2 define_split.
2983 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
2984 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
2986 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2988 * config/s390/s390.md: ("COMPARE"): New mode macro.
2989 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
2990 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
2991 "bungt", "bunle", "bunge", "bltgt"): Merge.
2993 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2995 * config/s390/s390.md: ("INT"): New mode macro.
2996 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
2999 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3001 * config/s390/s390.md: ("GPR", "P"): New mode macros.
3002 ("cmpdi", "cmpsi"): Merge.
3003 ("strlendi", "strlensi"): Merge.
3004 ("*strlendi", "*strlensi"): Merge.
3005 ("movmemdi", "movmemsi"): Merge.
3006 ("clrmemdi", "clrmemsi"): Merge.
3008 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3010 * config/s390/s390.md: ("HQI"): New mode macro.
3011 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
3012 ("*tmhi_full", "*tmqi_full"): Merge.
3013 ("*tsthiCCT", "*tstqiCCT"): Merge.
3014 ("*tsthi", "*tstqi"): Merge.
3015 ("*tsthi_cconly", "tstqi_cconly"): Merge.
3016 ("*sethighhisi", "*sethighqisi"): Merge.
3018 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3020 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
3021 config/alpha/unicosmk.h, config/arc/arc.md,
3022 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
3023 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
3024 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
3025 config/arm/semi.h, config/arm/uclinux-elf.h,
3026 config/arm/wince-pe.h, config/fr30/fr30.c,
3027 config/rs6000/altivec.h: Update copyright.
3029 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3031 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
3032 gcc_assert and gcc_unreachable as appropriate.
3033 (pdp11_output_function_epilogue, output_move_double,
3034 output_move_quad, print_operand_address, output_jump,
3035 output_addr_const_pdp11): Likewise.
3036 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
3037 ASM_OUTPUT_ALIGN): Likewise.
3038 * config/pdp11/pdp11.md: Likewise.
3039 (extendhisi2, subhi3, subqi3): Likewise.
3041 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3044 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
3047 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3049 * config/ia64/ia64.c: Fix a comment typo.
3051 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
3054 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
3055 (arm_override_options): Use them instead of manifest constants. Don't
3056 allow -march to override the -mtune setting.
3058 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3060 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
3061 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
3062 (function_arg_advance, function_arg, save_restore_insns,
3063 iq2000_expand_prologue, iq2000_output_conditional_branch,
3064 expand_one_builtin, print_operand):
3065 * config/iq2000/iq2000.md (tablejump): Likewise.
3067 2005-05-09 David Ung <davidu@mips.com>
3069 * config/mips/mips.h (processor_type): Add names for the 24K.
3070 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
3072 * config/mips/mips.md (cnv_mode): New attribute for recording the
3073 conversion types of float convert insns.
3074 (cpu): Add 24k and 24kx.
3075 (include): Include 24k.md file.
3076 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
3077 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
3078 (floatdisf2): Setup cnv_mode.
3079 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
3081 * config/mips/24k.md: New file, contains 24k DFA pipeline
3084 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3086 * config/sh/sh.c (print_operand_address): Use gcc_assert and
3087 gcc_unreachable as appropriate.
3088 (print_operand, prepare_move_operands, prepare_scc_operands,
3089 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
3090 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
3091 fixup_mova, gen_far_branch, sh_reorg, split_branches,
3092 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
3093 sh_set_return_address, sh_setup_incoming_varargs,
3094 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
3095 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
3096 check_use_sfunc_addr): Likewise.
3097 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
3098 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
3099 * config/sh/symbian.c (sh_symbian_mark_dllexport,
3100 sh_symbian_mark_dllimport): Likewise.
3101 * config/sh/sh.md: Likewise.
3102 (movdicc, call_pop, call_value_pop, casesi_worker_1,
3103 casesi_worker_2, casesi_shift_media, casesi_load_media,
3104 return_media): Likewise.
3106 2005-05-08 Roger Sayle <roger@eyesopen.com>
3109 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
3112 2005-05-08 Richard Henderson <rth@redhat.com>
3114 * config/alpha/alpha.c (adjust_address): Fix typo last change.
3116 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3118 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
3119 and -1 can happen in reg_renumber when no hard register is assigned.
3121 2005-05-08 Steven Bosscher <stevenb@suse.de>
3122 Kazu Hirata <kazu@cs.umass.edu>
3124 PR tree-optimization/14841, tree-optimization/15838
3125 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
3126 (evaluate_stmt): Call it.
3128 2005-05-08 Jakub Jelinek <jakub@redhat.com>
3130 * config/ia64/ia64.c (ia64_override_options): Don't set
3131 ia64_flag_var_tracking and clear flag_var_tracking here...
3132 (ia64_file_start): ... but here.
3134 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3136 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
3137 and gcc_unreachable as appropriate.
3138 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
3139 m68hc11_gen_highpart, print_operand, print_operand_address,
3140 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
3141 m68hc11_gen_movhi): Likewise.
3142 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
3143 * config/m68hc11/m68hc11.md: Reword comment.
3145 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3148 * config/m68hc11/predicates.md (splitable_operand): An immediate is
3151 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3153 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
3154 the 68HC12 address indirect addressing mode as it is not supported by
3156 * config/m68hc11/m68hc11-protos.h
3157 (m68hc11_valid_addressing_p): Declare.
3158 (m68hc11_add_mode): Declare.
3159 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
3160 register_indirect_p and export it.
3161 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
3162 instruction so that it is part of the good BB.
3163 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
3164 addressing with movw.
3165 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
3167 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
3168 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
3169 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
3171 ("*movhi_68hc12"): Handle movhi_const0.
3172 ("*subhi3", "subqi3"): Use general_operand for operand 1.
3173 ("*subhi3_zext"): Likewise.
3175 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3178 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
3179 operand 1 and fix constraints.
3180 ("mulqihi3"): Use general_operand for operand 2.
3182 2005-05-08 Julian Brown <julian@codesourcery.com>
3183 H.J. Lu <hongjiu.lu@intel.com>
3184 Paul Brook <paul@codesourcery.com>
3186 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
3187 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
3188 20050308/2.16.0 or newer for comdat group.
3189 * configure: Regenerated.
3190 * config.in: Regenerated.
3191 * varasm.c (default_function_rodata_section): Put .rodata section in
3192 COMDAT group when necessary.
3193 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
3195 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
3198 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3200 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
3202 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
3203 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
3204 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
3205 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3207 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3210 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
3211 64-bit constants on 64-bit hosts.
3212 (m68hc11_split_logical): Simplify.
3213 (m68hc11_split_move): Likewise.
3215 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3216 Paolo Bonzini <bonzini@gnu.org>
3218 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
3219 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
3220 * configure.ac (enable_checking): Fix typos in runtime_checking.
3221 (ENABLE_RUNTIME_CHECKING): Mark as target template.
3222 (xm_file): Prepend auto-host.h
3223 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
3224 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
3226 * crtstuff.c: Do not include auto-host.h.
3227 (IN_LIBGCC2): Do not define.
3228 * gcov-io.h: Include tconfig.h, not auto-host.h.
3229 * libgcc2.c: Do not include auto-host.h.
3230 (abort): Do not undefine.
3231 * libgcov.c: Remove unneeded comment about config.h.
3232 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
3233 * config.in, configure: Regenerated.
3235 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3236 Falk Hueffner <falk@debian.org>
3238 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
3239 and gcc_unreachable as appropriate.
3240 (get_aligned_mem, get_unaligned_address,
3241 alpha_emit_set_long_const, alpha_emit_conditional_branch,
3242 alpha_emit_setcc, alpha_emit_conditional_move,
3243 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
3244 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
3245 alpha_expand_unaligned_load, alpha_expand_block_move,
3246 alpha_expand_zap_mask, get_trap_mode_suffix,
3247 get_round_mode_suffix, get_some_local_dynamic_name,
3248 print_operand_address, function_arg, alpha_return_in_memory,
3249 function_value, alpha_expand_builtin,
3250 alpha_initial_elimination_offset, alpha_expand_epilogue,
3251 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
3252 alphaev5_next_group, alpha_align_insns,
3253 unicosmk_initial_elimination_offset, unicosmk_unique_section,
3254 unicosmk_ssib_name): Likewise.
3255 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3256 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
3257 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
3258 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
3259 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3260 * config/alpha/alpha.md (*divmodsi_internal_er,
3261 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
3262 call_nt, call_umk, call_vms, call_value, sibcall_value,
3263 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
3264 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
3265 * config/alpha/predicates.md (input_operand): Likewise.
3267 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3269 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
3270 gcc_unreachable, as appropriate.
3271 (frv_function_prologue, frv_alloc_temp_reg,
3272 frv_initial_elimination_offset, frv_expand_block_move,
3273 frv_expand_block_clear, frv_print_operand_jump_hint,
3274 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
3275 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
3276 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
3277 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
3278 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
3279 frv_in_small_data_p, frv_asm_out_constructor,
3280 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
3281 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
3282 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
3283 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
3284 sibcall_value, casesi): Likewise.
3286 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
3287 gcc_unreachable as appropriate.
3288 (print_operand_address, mn10300_print_reg_list, expand_prologue,
3289 expand_epilogue, notice_update_cc, initial_offset,
3290 mn10300_address_cost_1): Likewise.
3291 * config/mn10300/mn10300.md: Likewise.
3292 (absdf2, abssf2, negdf2, negsf2): Likewise.
3294 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3297 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
3299 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
3300 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
3301 including sunge_<mode> and sungt_<mode>.
3303 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3305 * integrate.h (get_hard_reg_initial_val): Change type of register
3306 parameter from int to unsigned int.
3307 (has_hard_reg_initial_val): Likewise.
3308 * integrate.c (get_hard_reg_initial_val): Likewise.
3309 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
3311 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3313 * except.c (eh_status): Change the type of ttype_data to
3315 (add_ttypes_entry, assign_filter_values,
3316 output_function_exception_table): Use VEC instead of VARRAY.
3318 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3320 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
3322 2005-05-07 Paul Brook <paul@codesourcery.com>
3324 * Makefile.in: Fix dependencies.
3325 (GCOV_IO_H, VARRAY_H): Set.
3327 2005-05-07 Anthony Green <green@redhat.com>
3330 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
3331 x$STMP_FIXPROTO test.
3332 * configure: Rebuilt.
3334 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3336 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
3337 inappropriate feature test macros if flag_iso.
3339 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3341 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
3343 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
3346 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
3347 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3348 Handle moved operand being in special register.
3349 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
3350 presumed working insn.
3351 (mover2side): Add FIXME.
3353 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3355 * integrate.c (get_func_hard_reg_initial_val): Delete.
3356 (has_func_hard_reg_initial_val): Delete.
3357 (get_hard_reg_initial_val): Inline the old implementation of
3358 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
3359 instead of has_func_hard_reg_initial_val to test for an existing
3360 pseudo. Only create an rtx if a new initial value entry is needed.
3361 (has_hard_reg_initial_val): Scan the initial value list directly.
3362 Don't create an rtx.
3364 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3366 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
3368 * config.in (HAVE_AS_POPCNTB): New.
3369 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
3370 (HAVE_AS_POPCNTB): New.
3371 * configure: Regenerated.
3372 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
3373 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
3374 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
3375 and rs6000_sched_costly_dep.
3376 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
3377 (TARGET_XL_COMPAT): Delete.
3378 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
3379 (popcount<mode>2): New.
3380 (popcntb<mode>2): New.
3381 * config/rs6000/rs6000.opt (mpopcntb): New.
3383 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
3384 if variable name exists.
3386 2005-05-07 Matt Kraai <kraai@ftbfs.org>
3388 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
3390 2005-05-07 Richard Henderson <rth@redhat.com>
3393 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
3394 with constant offsets.
3396 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
3398 * config/v850/v850.c (print_operand): Use gcc_assert and
3399 gcc_unreachable, as appropriate.
3400 (print_operand_address, v850_handle_data_area_attribute,
3401 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
3402 v850_insert_attributes, construct_prepare_instruction): Likewise.
3403 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3404 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
3406 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
3408 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
3409 config/rs6000/rs6000.h: Fix comment typos.
3411 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3413 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
3414 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
3415 (mips_scalar_mode_supported_p): Delete.
3417 2005-05-06 Eric Christopher <echristo@redhat.com>
3419 * config/mips/mips.opt: Remove -mint64 option.
3420 * config/mips/mips.c (override_options): Remove -mint64
3422 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
3423 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
3424 64-bit integer handling.
3425 * doc/invoke.texi (Option Summary): Remove -mint64 for
3428 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
3430 PR tree-optimization/19401
3431 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
3432 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
3433 (estimated_unrolled_size): New function.
3434 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
3435 tree_unroll_loops_completely): Always unroll loops if the code size
3437 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
3438 loops should be unrolled completely.
3439 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
3441 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
3443 PR rtl-optimization/21254
3444 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
3445 assumptions for loops that otherwise do not roll.
3446 (find_simple_exit): Prefer # of iterations that is guaranteed
3448 * loop-unroll.c (decide_peel_once_rolling,
3449 decide_peel_completely): Check whether the loop is infinite.
3451 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
3453 * config/rs6000/sysv4.opt: Fix typo.
3455 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
3456 Jakub Jelinek <jakub@redhat.com>
3459 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
3460 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
3461 Don't use rep; movs{l,q} if the repetition count is really small,
3462 instead use a sequence of movs{l,q} instructions.
3464 2005-05-06 Jeff Law <law@redhat.com>
3466 PR tree-optimization/21380
3467 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
3468 thread through a block with no preds.
3470 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
3472 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
3473 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
3474 add_call_read_ops): Use VEC instead of VARRAY.
3476 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
3478 * config/mcore/mcore.c (mcore_print_operand_address): Use
3479 gcc_assert and gcc_unreachable as appropriate.
3480 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
3481 mcore_output_andn, output_inline_const, mcore_output_move,
3482 mcore_output_movedouble, mcore_expand_block_move,
3483 layout_mcore_frame, mcore_initial_elimination_offset,
3484 mcore_expand_prolog, mcore_mark_dllexport,
3485 mcore_mark_dllimport): Likewise.
3486 * config/mcore/mcore.h (switch_to_section): Likewise.
3487 * config/mcore/mcore.md: Likewise.
3489 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
3491 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
3492 TARGET_PROFILE_KERNEL.
3494 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
3495 TARGET_PROFILE_KERNEL use.
3497 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
3499 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
3500 and gcc_unreachable, as appropriate.
3501 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
3502 m32r_expand_prologue, m32r_output_function_epilogue,
3503 m32r_legitimize_pic_address, m32r_print_operand_address,
3504 emit_cond_move, m32r_function_symbol,
3505 m32r_output_block_move): Likewise.
3506 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3507 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
3508 *rev_zero_branch_insn): Likewise.
3510 2005-05-06 Jakub Jelinek <jakub@redhat.com>
3513 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
3514 if both NEWDECL and OLDDECL are already weak.
3516 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
3518 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3520 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
3521 Kaz Kojima <kkojima@gcc.gnu.org>
3523 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
3526 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
3527 David Edelsohn <edelsohn@gnu.org>
3529 * config.gcc: Add .opt magic for the rs6000 ports.
3531 * doc/invoke.texi: Document -mabi= option properly. Document
3532 -misel and -mno-sel. Document -mspe and -mno-spe. Document
3533 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
3536 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
3537 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
3540 * config/rs6000/aix.opt: New.
3541 * config/rs6000/aix41.opt: New.
3542 * config/rs6000/aix64.opt: New.
3543 * config/rs6000/darwin.opt: New.
3544 * config/rs6000/linux64.opt: New.
3545 * config/rs6000/rs6000.opt: New.
3546 * config/rs6000/sysv4.opt: New.
3548 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
3549 associated TARGET_*. Remove SUBTARGET_OPTIONS,
3551 Define TARGET_USES_SYSV4_OPT.
3552 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
3553 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
3554 TARGET_USES_AIX64_OPT.
3555 * config/rs6000/aix51.h: Same.
3556 * config/rs6000/aix52.h: Same.
3557 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
3558 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
3559 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
3560 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
3561 * config/rs6000/linux64.h: Use
3562 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
3564 * config/rs6000/rs6000.c: Remove definitions of
3565 rs6000_sched_restricted_insns_priority,
3566 rs6000_long_double_size_string, rs6000_altivec_vrsave,
3567 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
3568 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3569 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
3570 rs6000_alignment_string. Define rs6000_explicit_options.
3571 (rs6000_parse_abi_options): Remove.
3572 (rs6000_parse_alignment_option): Remove.
3573 (rs6000_parse_float_gprs_option): Remove.
3574 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
3575 TARGET_DEFAULT_TARGET_FLAGS.
3576 (rs6000_override_options): Revamp to use new .opt machinery.
3578 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
3579 of new .opt machinery. Remove target_flags. Redefine
3580 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
3581 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
3582 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3583 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
3584 rs6000_longcall_switch, rs6000_default_long_calls,
3585 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
3586 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
3587 TARGET_ALTIVEC_VRSAVE.
3589 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3591 * config.gcc (hppa1.1-*-rtems*): Remove.
3592 * config/pa/rtems.h: Remove.
3594 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3596 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3597 Exclude roe/603e multilib variants.
3599 2005-05-04 Denis Chertykov <denisc@overta.ru>
3602 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
3605 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
3607 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
3608 arm/pe.opt to $extra_options.
3609 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
3610 (target_float_abi_name, target_float_switch, target_abi_name)
3611 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
3612 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
3613 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
3614 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
3615 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
3616 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
3617 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
3618 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
3619 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
3620 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
3621 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
3622 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
3623 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
3624 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
3625 (arm_pic_register_string): Delete.
3626 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
3628 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
3629 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
3630 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
3631 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
3632 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
3633 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
3634 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
3635 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
3636 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
3637 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
3638 (SUBTARGET_SWITCHES): Delete.
3639 * config/arm/arm.c (target_float_switch): Delete.
3640 (arm_cpu_select): Moved from config/arm/arm.h.
3641 (target_fpu_name, target_fpe_name, target_float_abi_name)
3642 (target_abi_name, structure_size_string, arm_pic_register_string)
3643 (arm_select): Make static.
3644 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3645 (arm_handle_option): New function.
3646 (arm_override_options): Update target_flags checks for new mask names.
3647 Remove target_float_switch code.
3648 (arm_expand_prologue, thumb_expand_prologue): Check
3649 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
3650 * config/arm/arm.opt, config/arm/pe.opt: New files.
3652 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
3654 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
3655 gcc_unreachable as appropriate.
3656 (arc_double_limm_p, arc_setup_incoming_varargs,
3657 arc_compute_function_type, arc_output_function_prologue,
3658 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
3659 output_shift, arc_print_operand, arc_print_operand_address,
3660 arc_final_prescan_insn): Likewise.
3661 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3663 2005-05-04 Geoffrey Keating <geoffk@apple.com>
3665 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
3670 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
3671 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
3672 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
3673 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
3674 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
3675 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
3676 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
3677 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
3679 2005-05-05 Paul Brook <paul@codesourcery.com>
3681 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
3682 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
3683 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
3684 and tree-data-ref.h with *_H variables.
3686 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3688 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
3690 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3692 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
3694 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
3696 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
3698 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3700 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
3701 setting of vrsave register for current function after
3702 call to save_world is emitted.
3704 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
3706 * config/mmix/predicates.md: New file.
3707 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
3708 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
3709 (mmix_foldable_comparison_operator, mmix_comparison_operator)
3710 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
3711 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3713 * config/mmix/mmix.md: Include predicates.md.
3714 ("call", "call_value"): Force address to register if it isn't a
3715 mmix_symbolic_or_address_operand.
3717 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
3719 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
3720 the flags are of appropriate types.
3721 (num_ssa_operands): Generalize using the generic interface.
3722 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
3725 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
3727 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
3728 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
3730 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3732 * tree-outof-ssa.c (edge_leader, stmt_list,
3733 analyze_edges_for_bb): Use VEC instead of VARRAY.
3734 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
3735 (perform_edge_inserts): Call init_analayze_edges_for_bb and
3736 fini_analayze_edges_for_bb.
3738 2005-05-04 James E Wilson <wilson@specifixinc.com>
3741 * gcc.c (process_command): In the second argv scan loop, ignore
3742 Xassembler and Xpreprocessor, along with their argument.
3744 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3746 * tree-flow-inline.h, tree-ssa-operands.c,
3747 tree-ssa-operands.h, tree-ssa-opfinalize.h:
3748 Likewise. tree-vn.c: Fix comment typos.
3749 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
3751 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
3753 * doc/tm.texi (Target Hooks): Document
3754 TARGET_RESOLVE_OVERLOADED_BUILTIN.
3756 2005-05-04 Paul Brook <paul@codesourcery.com>
3758 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
3760 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3762 * dwarf2out.c (incomplete_types, retry_incomplete_types,
3763 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
3766 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
3767 get_expansion, expand_var_during_unrolling,
3768 insert_var_expansion_initialization,
3769 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
3772 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
3775 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
3778 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
3779 the same as INTEGER_TYPE.
3780 (fold_binary): Fold "bool_var != 0" to bool_var.
3781 Fold "bool_var == 1" to bool_var.
3783 2004-05-03 Richard Henderson <rth@redhat.com>
3786 * function.c (instantiate_virtual_regs_in_insn): Use the mode
3787 from recog_data instead of insn_data.
3789 2005-05-03 DJ Delorie <dj@redhat.com>
3791 * common.opt (fdiagnostics-show-option): No variable is needed.
3792 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
3793 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
3794 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
3795 Save and restore original message format. Use flag in context
3797 (warning): Don't test for enabled warnings here.
3798 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
3801 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
3803 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
3804 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
3805 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
3806 * aclocal.m4: Don't include accross.m4.
3807 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
3808 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
3809 * configure, config.in: Regenerate.
3811 2005-05-04 Jakub Jelinek <jakub@redhat.com>
3814 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
3815 (clear_storage): Add argument.
3816 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
3817 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
3819 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
3820 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
3821 (store_expr, store_constructor): Adjust callers.
3822 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
3823 to emit_block_move if CALL_EXPR_TAILCALL (exp).
3824 (expand_builtin_memmove): Add ORIG_EXP argument, copy
3825 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
3826 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
3827 with EXP. Pass EXP to expand_builtin_memmove.
3828 (expand_builtin_memset): Add ORIG_EXP argument, pass
3829 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
3830 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
3831 Pass EXP to expand_builtin_memset.
3832 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
3834 (expand_builtin_strncmp): Likewise.
3835 (expand_builtin_printf): Replace ARGLIST argument with EXP.
3836 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
3837 (expand_builtin_fprintf): Likewise.
3838 (expand_builtin): Adjust calls to
3839 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
3841 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
3844 PR rtl-optimization/21239
3845 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
3847 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3849 * tree-flow.h (tree_ann_common_d): Move aux to ...
3850 (stmt_ann_d): ... here.
3851 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
3852 move_computations_stmt, schedule_sm): Update references to
3854 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
3856 * tree-cfg.c (remove_bb): Remove a redundant call to
3858 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
3861 2005-05-03 Richard Henderson <rth@redhat.com>
3863 * config/rs6000/rs6000.c: Remove conflict markers.
3865 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
3867 2005-05-03 James E Wilson <wilson@specifixinc.com>
3869 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
3871 2005-05-03 DJ Delorie <dj@redhat.com>
3873 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
3874 decide if the warning will be printed.
3875 * calls.c (expand_call): Likewise.
3876 * function.c (init-function_start): Likewise.
3878 * common.opt (-fdiagnostics-show-option): New.
3879 * opts.c (option_enabled): Accept the option index instead of a
3880 pointer to the option descriptor.
3881 * opts.h (option_enabled): Likewise.
3882 * toplev.c (print_switch_values): Pass option index, not option
3884 * diagnostic.h (diagnostic_info): Add option_index.
3885 * diagnostic.c: Include opts.h.
3886 (diagnostic_set_info): Initialize option_index.
3887 (diagnostic_report_diagnostic): Amend option name if appropriate.
3888 (warning): Check to see if the specified warning is enabled.
3890 * doc/invoke.texi (-fdiagnostics-show-options): Document.
3892 2005-05-03 Richard Henderson <rth@redhat.com>
3894 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
3895 SPEC_OR_GEN_REGS definitions.
3897 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
3900 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
3901 for unavailable registers.
3903 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3905 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
3907 * cfglayout.c (block_locators_blocks,
3908 insn_locators_initialize, insn_scope): Use VEC instead of
3911 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
3912 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
3915 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3917 * config/sparc/predicates.md (const_compl_high_operand): New.
3918 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
3920 (sparc_emit_set_const64_quick1): Adjust for above change.
3921 (sparc_emit_set_const64_quick2): Likewise.
3922 (sparc_emit_set_const64_longway): Likewise.
3923 (sparc_emit_set_const64): Likewise.
3924 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
3925 movdi_const64_special): Delete.
3926 (logical constant splitters): Use const_compl_high_operand.
3928 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
3930 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
3931 rather than STRIP_NOPS.
3933 2005-05-03 Jakub Jelinek <jakub@redhat.com>
3935 PR rtl-optimization/21330
3936 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
3938 (unswitch_single_loop): Clear cinsn when retrying.
3941 * config/i386/i386.c (legitimize_address): When canonicalizing
3942 ASHIFT into MULT, multiply by 1 << shift_count instead of
3943 1 << log2 (shift_count).
3945 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
3947 * lambda-code.c (gcc_loop_to_lambda_loop,
3948 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
3949 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
3950 generic operand interface.
3951 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
3952 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
3953 generic operand interface.
3954 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
3955 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
3956 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
3957 num_imm_uses): Use ssa_use_operand_t.
3958 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
3959 get_v_must_def_ops): Delete.
3960 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
3961 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
3962 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
3963 get_v_must_def_kill_ptr): Delete.
3964 (delink_stmt_imm_use): Move and use new operand interface.
3965 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
3966 op_iter_next_tree): Use new operand implementation.
3967 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
3968 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
3970 (op_iter_next_mustdef, op_iter_next_maydef,
3971 op_iter_next_must_and_may_def): Delete. Replace with...
3972 (op_iter_next_maymustdef): New. Combine must and may next operations.
3973 (op_iter_init_maydef, op_iter_init_mustdef,
3974 op_iter_init_must_and_may_def): Use new interface.
3975 (single_ssa_tree_operand ): New. Process single operands only as trees.
3976 (single_ssa_use_operand): New. Process single operands only as uses.
3977 (single_ssa_def_operand): New. Process single operands only as defs.
3978 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
3980 (num_ssa_operands): New. Count the number of specified operands.
3981 (compare_ssa_operands_equal): New. Compare two statements' operands.
3982 (single_phi_def): New. Return true if PHI has one def of the specified
3984 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
3985 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
3986 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
3987 (struct stmt_ann_d): Operands field no longer require GTY().
3988 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
3989 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
3990 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
3991 dump_replaceable_exprs, rewrite_trees): Use generic interface.
3992 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
3993 Use use_operand_p instead of ssa_imm_use_t *.
3994 * tree-pretty-print.c (dump_vops): check if operands are active before
3995 dumping virtual operands.
3996 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
3997 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
3998 (ccp_fold): Use new interface.
3999 (ccp_visit_stmt): Remove unused variables and code.
4000 (convert_to_gimple_builtin): Insert statements before calling
4001 mark_new_vars_to_rename.
4002 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
4003 (copy_prop_visit_cond_stmt): Use generic interface.
4004 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
4005 annotation in table.
4006 (thread_across_edge): Use generic interface.
4007 (initialize_hash_element): Initialzie with stmt, not annotation.
4008 (eliminate_redundant_computations): Use generic interface.
4009 (record_equivalences_from_stmt): Pass stmt, not annotation.
4010 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
4012 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
4013 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
4014 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
4015 generic operand interface.
4016 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
4018 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
4020 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
4021 (build_defs, build_uses, build_v_may_defs, build_vuses,
4022 build_v_must_defs): Change type to struct opbuild_list_d.
4023 (ops_active): New. Operands active boolean.
4024 (operand_memory, operand_memory_index): New. Operand memory managers.
4025 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
4026 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
4027 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
4028 Change from functions to static variable list heads.
4029 (opbuild_initialize_virtual): New. Initialize a virtual build list.
4030 (opbuild_initialize_real): New. Initialize a virtual build list.
4031 (opbuild_free): New. Free a build list.
4032 (opbuild_num_elems): New. Number of items in a list.
4033 (opbuild_append_real): New. Add a real (tree *) operand.
4034 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
4035 (opbuild_first): New. Return first element index in a list.
4036 (opbuild_next): New. Return next element in a list.
4037 (opbuild_elem_real): New. Return real element.
4038 (opbuild_elem_virtual): New. Return virtual element.
4039 (opbuild_elem_uid): New. Return UID of virtual element.
4040 (opbuild_clear): New. Reset an operand list.
4041 (opbuild_remove_elem): New. Remove an element form a list.
4042 (ssa_operands_active): New. Return true if operand cache is active.
4043 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
4044 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
4045 (correct_use_link): Use use_operand_p.
4046 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
4047 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
4048 (cleanup_v_may_defs): Use new implmentation.
4049 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
4051 (append_def, append_use, append_v_may_def, append_vuse,
4052 append_v_must_def): Call opbuild_append routine instead of using varray.
4053 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
4054 global parse_old_ops variable.
4055 (free_ssa_operands): New implementation.
4056 (update_stmt_operands): Move. Change argument to build_ssa_operands.
4057 (copy_virtual_operands): Move. New generic implementation.
4058 (create_ssa_artficial_load_stmt): Move. New implementation.
4059 (swap_tree_operands): Update for new implementation.
4060 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
4061 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
4062 rather than a varray.
4063 (verify_imm_links): Use use_operand_p.
4064 (dump_immediate_uses_for): If the immediate use variable is a virtual
4065 variable, show the virtual ops in the stmt.
4066 * tree-ssa-operands.h (def_operand_p): No longer a structure.
4067 (NULL_DEF_OPERAND_P): Now a #define.
4068 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
4069 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
4070 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
4071 mustdef_optype_d): New. Use Linked list representation.
4072 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
4073 (struct ssa_operand_memory_d): New. Allocated Chunk node.
4074 (struct stmt_operands_d): Change to new pointers that are not GTY.
4075 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
4076 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
4077 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
4078 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
4079 SET_V_MUST_DEF_KILL): Delete.
4080 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
4081 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
4082 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
4083 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
4084 (enum ssa_op_iter_type): Operand iterator typechecking values.
4085 (struct ssa_operand_iterator_d): Use linked lists of operands.
4086 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
4087 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
4088 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
4089 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
4090 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
4091 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
4092 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
4093 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
4094 * tree-ssa-opfinalize.h: New. Function templates for expansion.
4095 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
4096 alloc_vuse, and alloc_mustdef.
4097 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
4098 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
4099 and finalize_ssa_v_must_def_ops.
4100 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
4101 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
4103 (compute_avail): Use generic iterator interface.
4104 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
4105 (stmt_makes_single_load, stmt_makes_single_store): Use
4107 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
4108 (statement_sink_location): Use generic interface.
4109 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
4110 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
4111 reset the immediate use link nodes.
4112 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
4113 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
4114 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
4115 (eliminate_tail_call): Use generic operand interface.
4116 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
4117 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
4119 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
4121 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
4122 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
4124 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
4125 Use statement pointer instead of vuse_optype. Use generic interface.
4126 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
4127 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
4128 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
4129 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
4130 * doc/tree-ssa.texi: Update documentation for operand interface.
4132 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
4134 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
4135 gcc_unreachable as appropriate.
4136 (machopic_function_base_name, machopic_indirect_data_reference,
4137 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
4138 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
4139 * config/rs6000/altivec.md (*mov<mode>_internal,
4140 build_vector_mask_for_load): Likewise.
4141 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
4142 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
4143 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
4144 * config/rs6000/predicates.md (easy_fp_constant,
4145 logical_operand): Likewise.
4146 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
4147 compute_save_world_info, rs6000_emit_prologue,
4148 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
4149 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
4152 2005-05-03 Uros Bizjak <uros@kss-loka.si>
4155 * convert.c (convert_to_integer): Convert ceil and floor in
4158 2005-04-29 Geoffrey Keating <geoffk@apple.com>
4161 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
4162 define_insn_and_split. Split only when memory operand is
4163 offsettable. Use adjust_address rather than plus_constant.
4164 (floatunssidf2_internal): Likewise.
4165 (fix_truncdfsi2_internal): Split only when memory operand is
4166 offsettable. Use adjust_address rather than plus_constant.
4167 (fix_trunctfsi2_internal): Likewise.
4168 (floatsidf2_internal): Likewise.
4170 2005-05-02 Diego Novillo <dnovillo@redhat.com>
4172 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
4173 (set_value_range_to_null): Likewise.
4174 (set_value_range_to_varying): New function. Use it in all
4175 call sites that used to call set_value_range (vr, VR_VARYING, ...).
4176 (extract_range_from_assert): If the integral type has a
4177 super-type, and LIMIT is not within MIN and MAX values of that
4178 type, set the resulting range to VR_VARYING.
4180 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
4182 * config/mmix/mmix.opt: New file.
4183 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
4184 (mmix_cc1_ignored_option): Don't declare.
4185 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
4186 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
4187 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
4188 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
4189 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
4190 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
4191 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
4192 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
4194 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
4195 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
4196 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4198 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
4201 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
4202 * c-decl.c (current_function_prototype_built_in,
4203 current_function_prototype_arg_types): New.
4204 (merge_decls): Keep source location of prototype followed by
4205 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
4206 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
4207 (start_function): Always set current_function_prototype_locus,
4208 current_function_prototype_built_in and
4209 current_function_prototype_arg_types. Check for external
4210 prototype whether or not visible for external function and set
4211 current_function_prototype_arg_types accordingly.
4212 (store_parm_decls_oldstyle): Use
4213 current_function_prototype_arg_types for checking old-style
4214 definition against prototype. Give warnings only if
4215 current_function_prototype_built_in).
4217 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4219 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
4220 (ggc_alloc_zone_stat): Don't define.
4221 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
4222 ggc_alloc_zone_pass_stat.
4223 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
4224 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
4225 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
4227 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4229 * calls.c (expand_call): Handle current_function_pretend_args_size
4230 when checking for sibcalls.
4232 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4234 PR tree-optimization/21294
4235 * tree-vrp.c (vrp_expr_computes_nonzero): New.
4236 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
4238 2005-05-02 Janis Johnson <janis187@us.ibm.com>
4241 * gcov-io.h: Declare gcov external functions hidden.
4243 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4245 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
4246 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
4247 Use VEC instead of VARRAY.
4250 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
4253 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
4255 * c-common.c (resolve_overloaded_builtin): Forward to target
4256 hook for BUILT_IN_MD built-ins.
4257 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
4258 for all types of built-in.
4259 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
4260 in the definition of the target hooks struct.
4261 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
4262 * config/rs6000/altivec.h: Rewritten.
4263 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
4264 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
4265 rs6000_builtin_type, rs6000_builtin_type_compatible,
4266 altivec_overloaded_builtins, rs6000_builtin_type,
4267 rs6000_builtin_type_compatible): New.
4268 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
4270 (def_builtin): Turn into a function. Check for duplicates and store
4271 the builtin into rs6000_builtin_decls.
4272 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
4273 bdesc_1arg): Add overloaded builtins.
4274 (altivec_expand_builtin): Check for unresolved overloaded builtins,
4275 do not support ALTIVEC_COMPILETIME_ERROR.
4276 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
4277 nodes to represent front-end types.
4278 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
4279 with opaque arguments and/or return values.
4280 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
4281 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
4282 (rs6000_builtin_type_index): New.
4283 (is_ev64_opaque_type): Rename to...
4284 (rs6000_is_opaque_type): ... this.
4285 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
4288 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4290 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
4293 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
4294 Bernd Schmidt <bernd.schmidt@analog.com>
4296 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
4297 print_address_operand, print_operand, legitimize_pic_address,
4298 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
4299 output_pop_multiple): Use gcc_assert or gcc_unreachable as
4301 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
4303 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
4305 * doc/passes.texi: Document vectorization pass.
4307 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4309 * tree-scalar-evolution.c (get_exit_conditions_rec,
4310 select_loops_exit_conditions,
4311 number_of_iterations_for_all_loops,
4312 analyze_scalar_evolution_for_all_loop_phi_nodes,
4313 scev_analysis): Use VEC instead of VARRAY.
4315 2005-05-02 Michael Matz <matz@suse.de>
4318 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
4319 (warn_strict_null_sentinel): Define.
4320 (check_function_sentinel): Check for null_node as valid sentinel too.
4321 * c-common.h (c_tree_index): Added CTI_NULL.
4322 (null_node) Define global_tree[CTI_NULL].
4323 (warn_strict_null_sentinel): Declare.
4324 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
4325 * c.opt: (Wstrict-null-sentinel): New C++ option.
4326 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
4328 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4330 * gimplify.c (gimplify_compound_lval): Use VEC instead of
4333 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
4335 * dwarf2out.c (decl_scope_table, push_decl_scope,
4336 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
4339 2005-05-01 Mark Mitchell <mark@codesourcery.com>
4342 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
4344 * doc/cpp.texi (__DEPRECATED): Document.
4345 (__EXCEPTIONS): Likewise.
4346 (__GXX_WEAK__): Likewise.
4348 * function.c (INVOKE__main): Do not define.
4349 (expand_main_function): Check HAS_INIT_SECTION when determining
4350 whether or not to call __main.
4352 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4354 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4356 2005-01-05 Paul Brook <paul@codesourcery.com>
4358 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
4359 (INITIALIZE_TRAMPOLINE): Use it.
4360 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
4361 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
4362 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
4364 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
4366 * doc/install.texi (Specific): Omit dots in the @anchors names
4367 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
4368 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
4370 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4372 PR tree-optimization/18316
4373 PR tree-optimization/19126
4374 * tree.c (build_int_cst_type): Avoid shift by size of type.
4375 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
4377 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4378 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
4380 (dump_cand): Dump depends_on information.
4381 (determine_biv_step): Add argument to simple_iv call.
4382 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
4383 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
4385 (add_candidate_1): Record depends_on for candidates.
4386 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
4387 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
4388 Handle ivs with nonconstant step.
4389 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
4390 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
4391 (create_new_iv): Unshare the step before passing it to create_iv.
4392 (free_loop_data): Free cand->depends_on.
4393 (build_addr_strip_iref): New function.
4394 (find_interesting_uses_address): Use build_addr_strip_iref.
4395 (strip_offset_1): Split the recursive part from strip_offset.
4396 Strip constant offset component_refs and array_refs.
4397 (strip_offset): Split the recursive part to strip_offset_1.
4398 (add_address_candidates): Removed.
4399 (add_derived_ivs_candidates): Do not use add_address_candidates.
4400 (add_iv_value_candidates): Add candidates with stripped constant
4401 offset. Consider all candidates with initial value 0 important.
4402 (struct affine_tree_combination): New.
4403 (aff_combination_const, aff_combination_elt, aff_combination_scale,
4404 aff_combination_add_elt, aff_combination_add,
4405 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
4406 fold_affine_sum): New functions.
4407 (get_computation_at): Use fold_affine_sum.
4408 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
4409 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
4412 2005-04-30 Michael Matz <matz@suse.de>
4414 * config/i386/i386.md (movmemsi): Also active when
4415 TARGET_INLINE_ALL_STRINGOPS.
4417 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
4420 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
4422 2005-04-30 Paul Brook <paul@codesourcery.com>
4424 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
4426 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
4427 * config/arm/ieee754-sf.S: Ditto.
4428 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
4429 (FUNC_ALIAS): Use .thumb_set for thumb routines.
4431 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
4433 * tree-ssanames.c: Fix a comment typo.
4434 * doc/options.texi: Fix a typo.
4436 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
4438 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
4439 gcc_unreachable as appropriate.
4440 (split_adds_subs, cond_string, print_operand,
4441 h8300_initial_elimination_offset, h8300_classify_operand,
4442 h8300_unary_length, h8300_short_immediate_length,
4443 h8300_bitfield_length, h8300_binary_length,
4444 h8300_insn_length_from_table, compute_mov_length, output_plussi,
4445 compute_plussi_length, compute_plussi_cc, output_logical_op,
4446 compute_logical_op_length, compute_logical_op_cc,
4447 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
4448 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
4449 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
4450 h8300_regs_ok_for_stm): Likewise.
4451 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
4452 monitor_prologue): Likewise.
4454 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
4456 * loop-invariant.c (invariants, create_new_invariant,
4457 get_inv_cost, best_gain_for_invariant,
4458 find_invariants_to_move, move_invariants,
4459 init_inv_motion_data, free_inv_motion_data): Use VEC instead
4462 2005-04-29 Richard Henderson <rth@redhat.com>
4464 * function.c (instantiate_decls): Remove valid_only argument.
4465 (instantiate_decls_1, instantiate_decl): Likewise.
4466 (instantiate_virtual_regs_1): Delete.
4467 (instantiate_virtual_regs_lossage): Delete.
4468 (instantiate_virtual_regs_in_rtx): New.
4469 (safe_insn_predicate): New.
4470 (instantiate_virtual_regs_in_insn): New.
4471 (instantiate_virtual_regs): Update to match all that. Only run
4472 instantiate_decls once.
4474 2005-04-29 Richard Henderson <rth@redhat.com>
4475 Daniel Jacobowitz <dan@codesourcery.com>
4477 * gengtype.c (write_func_for_structure): Split out ...
4478 (output_type_enum): ... new function. Fix thinko accessing
4479 TYPE_PARAM_STRUCT data.
4481 2005-04-29 Tom Tromey <tromey@redhat.com>
4483 * tree.c (build_block): Removed unused 'tags' argument.
4484 * tree.h (build_block): Removed argument.
4486 2005-04-29 Michael Matz <matz@suse.de>
4488 PR rtl-optimization/21144
4489 * postreload.c (reload_cse_move2add): Check for VOIDmode.
4491 2005-04-29 Bob Wilson <bob.wilson@acm.org>
4493 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
4494 flag_reorder_blocks.
4496 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4498 PR tree-optimization/21030
4499 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
4500 ranges where VR->MAX is smaller than VR->MIN.
4502 2005-04-29 Devang Patel <dpatel@apple.com>
4504 PR tree-optimization/21272
4505 PR tree-optimization/21266
4506 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
4508 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
4510 * tree-flow-inline.h: Fix a comment typo.
4511 * doc/tree-ssa.texi: Fix a typo.
4513 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
4515 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4517 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
4518 gcc_unreachable as appropriate.
4519 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
4520 fr30_print_operand, fr30_move_double): Likewise.
4521 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
4523 2005-04-29 Mark Mitchell <mark@codesourcery.com>
4525 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
4526 definition has already been provided.
4527 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4528 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
4529 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4531 2005-04-29 Jim Tison <jtison@us.ibm.com>
4533 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
4534 trace hooks calls to improve performance.
4536 2005-04-29 Julian Brown <julian@codesourcery.com>
4537 Mark Mitchell <mark@codesourcery.com>
4538 Paul Brook <paul@codesourcery.com>
4540 * crtstuff.c: Handle targets that use .init_array.
4541 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
4542 that INVOKE__main is set correctly.
4543 (expand_main_function): Test INVOKE__main.
4544 * libgcc2.c: Do not define __main when using .init_array.
4545 * config/arm/arm.c (arm_elf_asm_constructor): New function.
4546 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
4548 (DTORS_SECTION_ASM_OP): Likewise.
4549 (CTOR_LIST_BEGIN): Define specially when in libgcc.
4550 (CTOR_LIST_END): Likewise.
4551 (DTOR_LIST_BEGIN): Likewise.
4552 (DTOR_LIST_END): Likewise.
4553 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
4554 (FINI_SECTION_ASM_OP): Likewise.
4555 (INIT_ARRAY_SECTION_ASM_OP): Define.
4556 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4557 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
4558 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
4559 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
4560 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4562 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4564 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
4565 gcc_assert and gcc_unreachable as appropriate.
4566 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
4567 const_int_cost, output_move_const_into_data_reg,
4568 output_move_qimode, output_move_double, find_addr_reg,
4569 print_operand, print_operand_address): Likewise.
4570 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
4571 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
4572 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
4573 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
4574 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
4575 conditional_trap): Likewise.
4576 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
4578 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4580 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
4581 gcc_unreachable as appropriate.
4582 (gen_conditional_move, xtensa_split_operand_pair,
4583 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
4584 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
4585 xtensa_copy_incoming_a7, xtensa_output_literal,
4586 xtensa_output_literal, xtensa_output_literal): Likewise.
4587 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4588 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
4589 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
4590 movsicc_internal1, movsfcc_internal0,
4591 movsfcc_internal1): Likewise.
4593 2005-04-28 James E Wilson <wilson@specifixinc.com>
4595 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
4596 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
4598 2005-04-28 DJ Delorie <dj@redhat.com>
4600 * opt-functions.awk (var_set): Emit proper initializer for
4601 non-target bitfields.
4603 2005-04-28 Devang Patel <dpatel@apple.com>
4605 * dbxout.c (have_used_extensions): Remove.
4606 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
4607 have_used_extensions.
4609 2005-04-28 James E Wilson <wilson@specifixinc.com>
4611 * doc/install.texi: Update -enable-languages info. Correct path to
4614 2005-04-28 DJ Delorie <dj@redhat.com>
4616 * optc-gen.awk (END): Make sure no variable is defined more
4618 * opth-gen.awk (END): Allocate bits on a per-variable basis.
4619 Allow for bitfield variables other than target_flags.
4620 * doc/options.text (Mask): Document that you may specify a
4621 variable other than target_flags.
4623 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
4625 PR rtl-optimization/18877
4626 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
4627 number in val.start.
4629 2005-04-28 David Edelsohn <edelsohn@gnu.org>
4632 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
4634 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4635 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4636 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
4638 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
4640 * arm.c (legitimize_pic_address): Fix sense of assertion test for
4641 creating pseudos when the base offset is too large.
4643 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4645 * global.c (earlyclobber_regclass): Change the type to
4647 (check_earlyclobber): Update uses of earlyclobber_regclass.
4648 (mark_reg_use_for_earlyclobber): Likewise.
4649 (calculate_local_reg_bb_info): Allocate and free
4650 earlyclobber_regclass using the VEC API.
4652 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
4654 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
4657 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4659 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
4662 * config.gcc: Obsolete c4x-* and tic4x-*.
4664 * tree.h (edge_def): Remove.
4666 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
4667 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
4668 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
4669 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
4672 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
4673 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
4674 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
4675 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
4676 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
4677 machmode.def, mips-tfile.c, params.c, pretty-print.c,
4678 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
4679 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
4680 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
4681 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
4682 config/i386/cygming.h, config/i386/djgpp.h,
4683 config/i386/lynx.h, config/i386/netware.c,
4684 config/i386/winnt.c, config/ia64/ia64-c.c,
4685 config/iq2000/iq2000.c, config/m32r/little.h,
4686 config/m68k/m68k-protos.h, config/m68k/m68k.h,
4687 config/m68k/m68k.md, config/mcore/mcore.c,
4688 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
4689 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
4690 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
4691 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
4692 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
4693 config/pdp11/pdp11.h, config/rs6000/darwin.h,
4694 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
4695 config/s390/2064.md, config/s390/2084.md,
4696 config/s390/s390-modes.def, config/s390/s390-protos.h,
4697 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
4698 config/stormy16/stormy16.c, config/vax/vax-protos.h,
4699 config/vax/vax.c, config/vax/vax.h,
4700 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
4703 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
4705 * c-typeck.c (build_compound_expr): Correct logic in last change.
4707 2005-04-27 James E. Wilson <wilson@specifixinc.com>
4709 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
4710 parameters. Replace conditional move code with assert checking for
4711 ar.lc. Delete obsolete comments.
4712 (set_src_needs_barrier): Delete cond parameter, and code using it.
4713 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
4714 assert checking for PR_REGS. Fix calls to update_set_flags and
4715 set_src_needs_barrier.
4716 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
4717 callers. Rewrite explanatory comment before the function.
4718 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
4721 2005-04-27 Mike Stump <mrs@apple.com>
4723 * doc/cpp.texi: gcc now implements universal character names.
4725 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4728 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
4729 being a compound expression whose right-hand side is cast to void.
4731 2005-04-27 Caroline Tice <ctice@apple.com>
4733 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4734 Remove targetm.have_named_sections test.
4735 (fix_edges_for_rarely_executed_code): Likewise.
4736 (insert_section_boundary_note): Likewise.
4737 (reorder_basic_blocks): Check partitioning flag before calling
4738 verify_hot_cold_block_grouping.
4739 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4740 the function struct rather than global variables.
4741 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4742 (COLD_END_LABEL): Likewise
4743 (cold_text_section_label): New static global variable.
4744 (cold_end_label): Likewise.
4745 (dwarf2out_switch_text_section): Get hot/cold section labels from
4746 the function struct rather than global variables; test to make sure
4748 (output_aranges): Use cold_text_section_label and cold_end_label;
4749 check partitioning flag before putting out delta.
4750 (output_ranges): Remove incorrect code attempting to use
4752 (output_line_info): Get cold section label from function struct; test
4753 to make sure cfun is defined.
4754 (add_location_or_const_value_attribute): Likewise.
4755 (dwarf2out_var_location): Likewise.
4756 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4757 write out cold_text_section_label if partition flag is set.
4758 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4759 * function.h (struct function): Add new fields to point to hot/cold
4760 section labels: hot_section_label, cold_section_label,
4761 hot_section_end_label and cold_section_end_label; also add new field
4762 for cold text section name, unlikely_text_section_name.
4763 * opts.c (decode_options): Turn off partitioning flag if
4764 !targetm.have_named_sections.
4765 * output.h (hot_section_label): Remove.
4766 (hot_section_end_label): Remove.
4767 (cold_section_end_label): Remove.
4768 (unlikely_section_label): Remove.
4769 (unlikely_text_section_name): Remove.
4770 * passes.c (rest_of_handle_final): Remove extra blank line.
4771 * varasm.c (unlikely_section_label): Remove.
4772 (hot_section_label): Remove.
4773 (hot_section_end_label): Remove.
4774 (cold_section_end_label): Remove.
4775 (unlikely_text_section_name): Remove.
4776 (initialize_cold_section_name): Modify to call
4777 targetm.strip_name_encoding; to store cold section name in current
4778 function struct, if it exists; and to only use the decl_section_name
4779 if flag_named_sections is true.
4780 (unlikely_text_section): Modify to get section name out of current
4781 function struct, if there is one; otherwise build it from
4782 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4783 (in_unlikely_text_section): Likewise.
4784 (named_section): Modify to get/put cold section name in current function
4785 struct, if there is one.
4786 (function_section): Change 'bool unlikely' to 'int reloc'; check
4787 targetm.have_named_sections before calling named_section.
4788 (current_function_section): Likewise.
4789 (assemble_start_function): Modify to get/put unlikely_text_section_name
4790 in current function struct; modify to get hot/cold section labels
4791 from function struct; initialize labels using
4792 ASM_GENERATE_INTERNAL_LABEL;
4793 test partitioning flag before writing out hot section label.
4794 (assemble_end_function): Test partitioning flag before writing out
4795 hot/cold section labels.
4796 (default_section_type_flags_1): Get cold text section name from
4797 function struct if there is one; Set flags correctly for
4798 cold text section if there is not a current function struct.
4800 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4802 * tree-ssa-propagate.c (set_rhs): Revert last change.
4804 2005-04-27 Steve Ellcey <sje@cup.hp.com>
4806 * explow.c (convert_memory_address): Add gcc_assert.
4808 2005-04-27 Mark Mitchell <mark@codesourcery.com>
4810 * configure.ac: Check for ld --sysroot support.
4811 * gcc.c: Document %R specifier for specs.
4812 (SYSROOT_SPEC): New macro.
4813 (sysroot_spec): New variable.
4814 (static_specs): Add sysroot_spec.
4815 (main): Pass the sysroot spec to the linker if appropriate.
4816 * configure: Regenerated.
4817 * config.in: Likewise.
4819 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4821 * fold-const.c (fold_binary): Use build_fold_addr_expr
4822 for address calculation and INDIRECT_REF handling.
4824 2005-04-27 Andrew Haley <aph@redhat.com>
4826 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
4828 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4830 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
4831 pointer when thumb backtracing is on.
4833 * config/fp-bit.c (abort): Revert change.
4835 2005-04-27 Ian Lance Taylor <ian@airs.com>
4837 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
4839 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4841 * tree-ssa-dce.c: Fix a comment typo.
4843 2005-04-27 David S. Miller <davem@davemloft.net>
4845 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
4846 Kill setjmpless_size. current_function_calls_setjmp is completely
4847 computed when we are called, so just use the optimized size value
4848 instead of using REG_SAVE_AREA notes.
4849 (optimize_save_area_alloca): Delete....
4850 * rtl.h (optimize_save_area_alloca): Likewise...
4851 * passes.c (rest_of_compilation): and don't call it any more.
4852 * reg-notes.def (SAVE_AREA): Delete.
4854 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4856 * config/fp-bit.c (abort): Add noreturn attribute.
4858 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
4859 gcc_unreachable as appropriate.
4860 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
4861 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
4862 ASM_OUTPUT_REG_POP): Likewise.
4864 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
4866 * tree-complex.c (expand_vector_operations_1): Do not build
4867 VIEW_CONVERT_EXPR's for the lhs.
4869 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4871 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
4872 unnecessary noncanonical RTL handling.
4873 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
4874 gcc_assert and gcc_unreachable.
4876 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
4877 gcc_unreachable as appropriate.
4878 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
4879 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
4880 use_return_insn, const_ok_for_op, arm_gen_constant,
4881 arm_canonicalize_comparison, legitimize_pic_address,
4882 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
4883 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
4884 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
4885 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
4886 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
4887 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
4888 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
4889 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
4890 output_call, output_mov_long_double_fpa_from_arm,
4891 output_mov_long_double_arm_from_fpa,
4892 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
4893 output_move_double, arithmetic_instr, shift_op, int_log2,
4894 output_return_instruction, arm_output_function_prologue,
4895 arm_output_epilogue, arm_output_function_epilogue,
4896 emit_multi_reg_push, arm_get_frame_offsets,
4897 arm_compute_initial_elimination_offset, arm_expand_prologue,
4898 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
4899 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
4900 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
4901 thumb_compute_initial_elimination_offset,
4902 thumb_output_function_prologue, thumb_load_double_from_address,
4903 thumb_output_move_mem_multiple, thumb_reload_out_hi,
4904 arm_emit_vector_const, arm_dbx_register_number): Likewise.
4905 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
4906 * config/arm/arm.md (thumb_extendhisi2,
4907 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
4908 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
4909 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
4910 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
4911 * config/arm/cirrus.md (*cirrus_arm_movdi,
4912 *cirrus_movdf_hard_insn): Likewise.
4913 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4915 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4917 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
4918 (num_ssa_names): Use VEC_length.
4919 (ssa_names): Use VEC_index.
4920 * tree-ssanames.c (ssa_names): Change the type to
4922 (init_ssanames, fini_ssa_names, make_ssanames,
4923 release_ssa_name): Update uses of ssa_names.
4925 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
4926 Use fold_buildN instead of fold (buildN (...)).
4928 2005-04-27 Devang Patel <dpatel@apple.com>
4930 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
4932 2005-04-27 Matt Thomas <matt@3am-software.com>
4933 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
4935 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
4936 (vax_output_mi_thunk): Ditto.
4937 (vax_notice_cc_update): Ditto.
4938 (INDEX_REGISTER_P): Add trailing \.
4939 (BASE_REGISTER_P): Add trailing \.
4940 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
4942 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4944 * tree-ssa-propagate.c (set_rhs): Check operand of
4945 ADDR_EXPR for gimpliness, too.
4947 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4949 * tree-ssa-pre.c: Fix a comment typo.
4951 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4953 PR tree-optimization/21171
4954 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
4955 record address uses if the reference is volatile.
4957 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
4959 * tree-complex.c (expand_vector_operation): New, extracted from
4960 expand_vector_operations_1.
4961 (tree_vec_extract): Build a NOP_EXPR.
4962 (expand_vec_parallel): Do not care about returning the correct type.
4963 (expand_vector_operations_1): Call expand_vector_operation.
4964 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
4966 * tree-complex.c (gate_expand_vector_operations): New.
4967 (pass_lower_vector_ssa): Use it.
4968 * tree-optimize.c (init_tree_optimization_passes): Include
4969 pass_lower_vector_ssa.
4970 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
4971 (vectorizable_operation): Use it.
4972 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
4973 integer modes for the vector type.
4975 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4976 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
4977 Do not cope with UNITS_PER_SIMD_WORD == 0.
4978 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
4979 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
4980 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
4981 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4982 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4983 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4984 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4986 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
4987 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
4988 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
4990 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
4991 (UNITS_PER_SIMD_WORD): New.
4993 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4995 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
4996 gcc_unreachable as appropriate.
4997 (ia64_expand_load_address, ia64_expand_tls_address,
4998 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
4999 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
5000 next_scratch_gr_reg, ia64_initial_elimination_offset,
5001 ia64_expand_prologue, ia64_expand_epilogue,
5002 ia64_output_dwarf_dtprel, ia64_print_operand,
5003 ia64_register_move_cost, first_instruction, rws_access_regno,
5004 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
5005 ia64_sched_init, ia64_variable_issue,
5006 ia64_first_cycle_multipass_dfs_lookahead_guard,
5007 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
5008 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
5009 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
5010 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5011 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5012 * config/ia64/predicates.md (got_symbolic_operand,
5013 sdata_symbolic_operand): Likewise.
5014 * config/ia64/vect.md (vcondv2sf): Likewise.
5016 2005-04-27 Matt Thomas <matt@3am-software.com>
5018 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
5019 CONSTANT_ADDRESS_P in config/vax/vax.h
5020 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
5021 (INDEX_REGISTER_P): New.
5022 (BASE_REGISTER_P): New.
5023 (indirectable_constant_address_p): New. Adapted from
5024 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
5025 (indirectable_address_p): New. Adapted from
5026 INDIRECTABLE_ADDRESS_P in vax.h.
5027 (nonindexed_address_p): New. Adapted from
5028 GO_IF_NONINDEXED_ADDRESS in vax.h.
5029 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
5030 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
5031 (legitimate_address_p): New. Adapted from
5032 GO_IF_LEGITIMATE_ADDRESS in vax.h.
5033 (vax_mode_dependent_address_p): New. Adapted from
5034 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
5035 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
5036 legitimate_constant_address_p.
5037 (CONSTANT_P): Use legitimate_constant_p.
5038 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
5039 (INDIRECTABLE_ADDRESS_P): Removed.
5040 (GO_IF_NONINDEXED_ADDRESS): Removed.
5041 (INDEX_TEMP_P): Removed.
5042 (GO_IF_REG_PLUS_INDEX): Removed.
5043 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
5044 definitions, depending on whether REG_OK_STRICT is defined.
5045 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
5046 Two definitions, depending on whether REG_OK_STRICT is defined.
5047 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
5049 (legitimate_constant_p): Prototype added.
5050 (legitimate_address_p): Prototype added.
5051 (vax_mode_dependent_address_p): Prototype added.
5053 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5055 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
5057 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5060 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
5063 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5066 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
5067 assertion failures, if __gcc_host_wide_int__ is not properly
5069 (init_dynamic_diag_info): Give errors, not assertion failures, if
5070 location_t, tree or __gcc_host_wide_int__ are not properly
5073 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5075 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
5076 n_iv_uses, iv_use, n_iv_cands, iv_cand,
5077 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
5078 prepare_decl_rtl, free_loop_data,
5079 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
5082 * tree.h (tree_phi_node): Add a comment about the order of PHI
5085 2005-04-26 Paul Brook <paul@codesourcery.com>
5087 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
5089 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
5091 * config/mips.mips.c (mips_legitimize_tls_address): Use
5094 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
5095 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
5096 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
5098 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
5101 2005-04-26 Jeff Law <law@redhat.com>
5103 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
5104 (op_iter_init_must_and_may_def): Likewise.
5105 (unmodifiable_var_p): Move to a later point in the file.
5106 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
5107 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
5108 (dse_record_phis): Directly check for virtual operands rather than
5109 using need_imm_uses_for.
5110 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
5111 store has multiple V_{MAY,MUST}_DEF operands.
5113 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
5115 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
5118 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5120 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
5121 call to find_edge outside a loop to go through a PHI chain.
5123 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
5125 PR tree-optimization/17598
5126 * fold-const.c (fold_binary): Fold comparisons of addresses
5127 of COMPONENT_REFs which reference the same field to
5128 comparisons of the addresses of the base objects.
5130 2005-04-26 Julian Brown <julian@codesourcery.com>
5132 * config/arm/arm.c (arm_return_in_msb): New function.
5133 (arm_must_pass_in_stack): New function.
5134 (TARGET_RETURN_IN_MSB): Define target hook.
5135 (TARGET_MUST_PASS_IN_STACK): Define target hook.
5136 (arm_function_value): Pad small aggregate return.
5137 (arm_pad_arg_upward): New function.
5138 (arm_pad_reg_upward): New function.
5139 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
5140 (FUNCTION_ARG_PADDING): Define macro.
5141 (BLOCK_REG_PADDING): Define macro.
5142 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
5143 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
5144 (arm_pad_reg_upward): Declare function.
5146 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5148 * basic-block.h (ei_cond): New.
5149 (FOR_EACH_EDGE): Call ei_cond.
5151 PR tree-optimization/21047
5152 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
5153 (fold): Don't handle ASSERT_EXPR.
5155 2005-04-25 Roger Sayle <roger@eyesopen.com>
5157 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
5158 all writes to any stack register as a read/write dependency on
5160 (sched_analyze_2): Likewise, for reads from any stack register.
5162 2005-04-25 Richard Henderson <rth@redhat.com>
5164 * final.c (output_addr_const): Revert 2005-04-09 change.
5166 2005-04-25 Mike Stump <mrs@apple.com>
5168 * config/darwin.c (darwin_encode_section_info): Always set
5169 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
5171 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5173 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
5174 gensupport.c, protoize.c, toplev.c: Replace calls to
5175 `unlock_stream' with `unlock_std_streams'.
5177 2005-04-25 Devang Patel <dpatel@apple.com>
5179 * dbxout.c (dbxout_type): Emit attribute vector.
5181 2005-04-05 Paul Brook <paul@codesourcery.com>
5183 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
5184 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
5185 * config/arm/arm.c (arm_cxx_atexit_name): New function.
5186 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
5187 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
5188 (register_dtor_fn): Likewise.
5189 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
5191 2005-04-25 Ian Lance Taylor <ian@airs.com>
5193 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
5194 * c-common.h (EXPR_STMT_EXPR): Don't define.
5195 (c_common_stmt_codes): Don't define.
5196 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
5197 * c-gimplify.c (gimplify_expr_stmt): Remove.
5198 (c_gimplify_expr): Remove EXPR_STMT case.
5199 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
5200 to INIT_STATEMENT_CODES.
5201 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
5203 2005-04-25 Jan Hubicka <jh@suse.cz>
5205 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
5207 * except.c: Include diagnostic.h
5208 (dump_eh_tree, verify_eh_tree): New functions.
5209 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
5210 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
5211 (dump_function_to_file): dump eh tree.
5212 * tree-eh.c (mark_eh_edge): New function.
5213 (mark_eh_edge_found_error): New static variable.
5214 (verify_eh_edges): New function.
5216 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
5218 * tree-ssa-alias.c (fieldoff_t): Remove.
5219 (fieldoff_s): typedef the structure itself. Create a vector of
5221 (push_fields_onto_fieldstack): Return count of fields pushed.
5222 Remove peeling of first field. Adjust.
5223 (fieldoff_compare): Adjust.
5224 (create_overlap_variables_for): Adjust.
5226 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5228 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
5230 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5233 * doc/install.texi: Document correct assembler and linker to use
5234 on i?86-*-solaris2.10.
5236 2005-04-25 Steven Bosscher <stevenb@suse.de>
5238 Fix PR tree-optimization/21173
5240 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
5241 Unshare expression we pass to force_gimple_operand.
5243 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
5244 Stephen Clarke <stevec@superh.com>
5245 Roger Sayle <roger@eyesopen.com>
5247 PR rtl-optimization/20413
5248 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
5249 VOIDmode for LABEL_REF.
5250 * final.c (shorten_branches): Likewise.
5251 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
5252 * loop.c (reg_dead_after_loop): Likewise.
5253 * varasm.c (decode_addr_const): Likewise.
5254 * doc/rtl.texi: Document mode requirement for LABEL_REF.
5256 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
5258 * config.gcc (avr-*-*): Remove redundant "case".
5260 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
5262 * tree-vect-analyze.c (vect_mark_relevant): Take
5263 VEC(tree,heap) instead of varray_type as an argument.
5264 (vect_mark_stmts_to_be_vectorized): Change the type of
5265 worklist to VEC(tree,heap). Adjust uses of worklist.
5267 2005-04-24 Devang Patel <dpatel@apple.com>
5269 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
5271 2005-04-24 Ian Lance Taylor <ian@airs.com>
5273 * c-semantics.c (build_stmt): Remove test of specific tree codes
5274 for TREE_SIDE_EFFECTS handling.
5276 2005-04-24 Per Bothner <per@bothner.com>
5278 * c-opts.c (finish_options): Make the line-number of the <built-in>
5279 location 0, as assumed elsewhere, rather than 1.
5281 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5283 * tree-ssa-uncprop.c (equiv_stack): Change the type o
5285 (tree_ssa_uncprop, uncprop_finalize_block,
5286 uncprop_initialize_block): Update uses of equiv_stack.
5288 2005-04-24 Richard Henderson <rth@redhat.com>
5291 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
5292 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
5294 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
5295 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
5296 <DIV, MOD>: Likewise.
5298 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5300 * collect2.c (main): Unlock the stdio streams.
5301 * gcc.c (main): Likewise.
5302 * gcov-dump.c (main): Likewise.
5303 * gcov.c (main): Likewise.
5304 * gen-protos.c (main): Likewise.
5305 * gensupport.c (init_md_reader_args_cb): Likewise.
5306 * protoize.c (main): Likewise.
5307 * toplev.c (general_init): Likewise.
5309 2005-04-24 Jakub Jelinek <jakub@redhat.com>
5312 * cgraph.h (cgraph_local_info): Add vtable_method field.
5313 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
5314 and node is vtable_method, finalized and not reachable, don't do
5317 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5319 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
5321 * tree-ssa-pre.c (create_value_expr_from): Use
5322 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
5323 * tree-ssa-propagate.c (stmt_makes_single_load,
5324 stmt_makes_single_store): Use REFERENCE_CLASS_P.
5325 * tree-vect-transform.c (vect_is_simple_cond): Use
5327 * tree-vrp.c (extract_range_from_assert,
5328 build_assert_expr_for, fp_predicate, has_assert_expr): Use
5331 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
5332 of tpa_to_clear to VEC(int,heap). Update uses of
5333 tpa_to_clear. Free tpa_to_clear at the end.
5335 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
5337 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
5340 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
5342 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
5343 and gcc_unreachable as appropriate.
5344 (num_insns_constant, output_vec_const_move,
5345 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
5346 rs6000_emit_set_const, rs6000_emit_move,
5347 spe_build_register_parallel, function_arg,
5348 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
5349 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
5350 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
5351 rs6000_common_init_builtins, expand_block_clear,
5352 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
5353 extract_ME, rs6000_get_some_local_dynamic_name,
5354 rs6000_output_function_entry, print_operand,
5355 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
5356 output_cbranch, output_e500_flip_gt_bit,
5357 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
5358 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
5359 compute_save_world_info, rs6000_stack_info,
5360 rs6000_emit_load_toc_table, rs6000_frame_related,
5361 spe_synthesize_frame_save, rs6000_emit_epilogue,
5362 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
5363 output_function_profiler, rs6000_trampoline_size,
5364 rs6000_initialize_trampoline, find_addr_reg,
5365 rs6000_machopic_legitimize_pic_address,
5366 rs6000_initial_elimination_offset,
5367 rs6000_dbx_register_number): Likewise.
5368 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
5369 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
5370 *movti_power, *movti_string, call, call_value, sibcall,
5371 sibcall_value): Likewise.
5372 * config/rs6000/spe.md (*movdf_e500_double,
5373 *movv2si_internal): Likewise.
5374 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
5377 2005-04-24 Richard Henderson <rth@redhat.com>
5380 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
5381 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
5382 Deny modes smaller than 4 bytes.
5383 * config/i386/i386-protos.h: Update.
5385 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
5387 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
5388 Switch h8300-*-rtems* to ELF.
5390 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5392 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
5394 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5396 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
5398 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
5401 * fold-const.c: Fold &a[i]-&a[j] to i-j.
5403 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5405 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
5406 definitions of ssa names in condition. Split recusive part to ...
5407 (tree_simplify_using_condition_1): New function.
5408 (expand_simple_operations): New function.
5410 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5412 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
5413 (find_interesting_uses_cond): Do not use integer_zerop and
5414 integer_nonzerop to check for integer constants.
5415 (set_use_iv_cost): Record the value field.
5416 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
5417 determine_use_iv_cost_outer): Set the value field of the cost pair.
5418 (may_eliminate_iv): Do not return the comparison code.
5419 (iv_elimination_compare): New function.
5420 (determine_use_iv_cost_condition): Set the value field. Record
5421 noneliminable invariants correctly.
5422 (rewrite_use_compare, rewrite_use_outer): Use the value field.
5424 2005-04-23 DJ Delorie <dj@redhat.com>
5426 * diagnostic.c (warning): Accept parameter to classify warning option.
5427 (warning0): New, for when a pointer to an error() like function is needed.
5428 * errors.c (warning): Likewise.
5429 * errors.h (warning, warning0): Adjust prototypes.
5430 * toplev.h (warning, warning0): Likewise.
5432 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
5433 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
5434 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
5435 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
5436 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
5437 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
5438 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
5439 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
5441 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5442 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
5443 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
5444 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
5445 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
5446 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
5447 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
5448 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
5449 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
5450 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
5451 config/rs6000/aix52.h, config/rs6000/darwin.h,
5452 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
5453 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5454 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
5455 config/stormy16/stormy16.c, config/v850/v850-c.c,
5456 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
5459 2005-04-23 Richard Henderson <rth@redhat.com>
5462 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
5463 performing some integral scalar simplifications.
5465 2005-04-23 Richard Henderson <rth@redhat.com>
5468 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
5469 simplifying CONST_VECTOR.
5471 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5473 * tree-ssa-live.c (live_worklist): Take a stack allocated on
5474 heap as an argument. Update uses of stack.
5475 (calculate_live_on_entry): Allocate stack on heap.
5477 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
5478 partition_link and tpa_nodes on heap.
5480 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
5481 (mark_stmt_necessary, propagate_necessity,
5482 mark_really_necessary_kill_operand_phis): Update uses of
5484 (tree_dce_init): Allocate worklist using VEC_alloc.
5485 (tree_dce_done): Free worklist using VEC_free.
5487 2005-04-23 Mike Stump <mrs@apple.com>
5489 * config/darwin.c (machopic_indirection_name): Don't use
5491 (darwin_emit_unwind_label): Use user_label_prefix instead of
5494 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5496 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
5498 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
5500 * config.gcc <cris-*>: Specify .opt files.
5501 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
5502 config/cris/linux.opt: New files.
5503 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
5504 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5505 (TARGET_ELF): Override to 0.
5506 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
5507 -melinux-stacksize=N.
5508 * config/cris/cris.c: (cris_handle_option): New function.
5509 (TARGET_DEFAULT_TARGET_FLAGS): Override.
5510 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
5511 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
5512 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
5513 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
5514 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
5515 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
5516 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
5517 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
5518 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
5519 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
5520 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
5521 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
5522 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
5523 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
5524 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
5525 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
5526 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5527 (TARGET_LINUX): Define 0.
5528 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5529 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
5530 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
5531 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
5532 (TARGET_LINUX): Override to 1.
5533 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5535 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
5537 * haifa-sched.c (schedule_block): Fix thinko in previous
5538 assertification patch.
5540 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
5542 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
5543 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
5544 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5545 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
5546 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
5547 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5548 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
5550 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
5551 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
5552 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
5553 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
5554 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
5555 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
5556 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
5557 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
5558 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
5559 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
5560 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
5561 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
5562 (SUBTARGET_OPTIONS): Delete.
5563 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
5564 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
5565 instead of a string.
5566 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
5567 (pa_cpu_string, pa_unix_string): Delete.
5568 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
5569 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
5571 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5572 (pa_handle_option): New function.
5573 (override_options): Remove handling of -march=, -mfixed-range=,
5574 -mschedule= and -munix=.
5575 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
5576 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
5577 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
5578 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
5579 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
5580 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
5581 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
5583 * config/pa/pa.opt: New file.
5584 * config/pa/pa-hpux.opt: New file.
5585 * config/pa/pa-hpux1010.opt: New file.
5586 * config/pa/pa-hpux1111.opt: New file.
5587 * config/pa/pa64-hpux.opt: New file.
5589 2005-04-22 David S. Miller <davem@davemloft.net>
5591 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
5592 integer when it's mode is VOIDmode not DImode.
5594 2005-04-22 Geoffrey Keating <geoffk@apple.com>
5596 * config/rs6000/rs6000.md (sync_add<mode>_internal,
5597 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
5598 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
5599 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
5600 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
5601 "bne- $-xxx" rather than local labels.
5602 (sync_lock_release<mode>): Add second operand.
5603 (lwsync): Use .long rather than a more meaningful opcode.
5604 * doc/md.texi (Standard Names): Add description of second
5605 parameter to sync_lock_test_and_set.
5607 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5609 PR tree-optimization/21088
5610 * fold-const.c (fold_unary, fold_binary, fold_ternary):
5612 * tree-vrp.c (compare_values): Use fold_binary to compare
5613 pointers. Use boolean_type_node as the type of a comparison
5614 expression being folded.
5615 * tree.h: Add prototypes for fold_unary, fold_binary,
5618 * tree-ssa-dom.c: Fix formatting.
5620 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5622 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
5623 * lambda-code.c (perfect_nestify): Mark virtual operands in
5624 the moved statement for renaming.
5625 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
5626 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5627 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
5628 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5629 * tree-flow.h (struct var_ann_d): Update comments.
5630 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
5631 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
5632 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
5633 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
5634 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
5635 debug_names_replaced_by): Remove declarations.
5636 (delete_update_ssa, get_current_def, set_current_def): Declare.
5637 (rewrite_into_loop_closed_ssa): Add new argument. Update
5639 * tree-into-ssa.c: Include params.h.
5640 (old_virtual_ssa_names): Remove. Update all users.
5641 (need_to_replace_names_p): Remove. Update all users.
5642 (struct update_ssa_stats_d): Declare.
5643 (update_ssa_stats): New local.
5644 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
5645 dump_tree_ssa_stats, debug_tree_ssa_stats,
5646 dump_update_ssa, debug_update_ssa,
5647 dump_names_replaced_by, debug_names_replaced_by): Declare.
5648 (get_current_def, set current_def): Make extern.
5649 (is_old_name, is_new_name): Protect against references
5650 past the end of the sets.
5651 (add_new_name_mapping): Assert that OLD and NEW are
5652 different SSA names for the same symbol.
5653 When adding a virtual mapping, update stats for virtual
5655 (insert_phi_nodes_for): If UPDATE_P is true, create the
5656 LHS of the new PHI by duplicating SSA name VAR.
5657 (insert_phi_nodes_1): Remove. Update all users.
5658 (insert_phi_nodes): Remove second argument. Update all
5660 (maybe_replace_use, maybe_replace_def): New.
5661 (rewrite_update_stmt): Call them.
5662 (mark_def_interesting): Remove calls to is_gimple_reg.
5663 (prepare_phi_args_for_update): Remove. Update all users.
5664 (prepare_block_for_update): Only process virtual operands
5665 and GIMPLE registers in normal form.
5666 (prepare_use_sites_for): New.
5667 (prepare_names_to_update): Rename from prepare_def_sites.
5668 Call prepare_use_sites_for.
5669 (dump_update_ssa): Rename from dump_repl_tbl.
5671 Show statistics for virtual mapping heuristic.
5672 (debug_update_ssa): Rename from debug_debug_repl_tbl.
5673 (init_update_ssa): Initialize UPDATE_SSA_STATS.
5674 (delete_update_ssa): Make extern.
5675 (mark_set_for_renaming): If the set is empty, do nothing.
5676 (release_ssa_name_after_update_ssa): Update comment.
5677 (insert_updated_phi_nodes_for): Do not remove existing
5678 PHI nodes for symbols.
5679 (switch_virtuals_to_full_rewrite_p): New.
5680 (switch_virtuals_to_full_rewrite): New.
5681 (update_ssa): Call them.
5682 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
5683 for every statement before updating.
5684 If all the names in NEW_SSA_NAMES have been marked for
5685 removal, do nothing.
5686 Only start at the top of the CFG if there are symbols in
5688 (ssa_rewrite_finalize_block): Remove.
5689 (ssa_register_new_def): Remove.
5690 (ssa_rewrite_stmt): Remove.
5691 (ssa_rewrite_phi_arguments): Remove.
5692 (ssa_rewrite_initialize_block): Remove.
5693 (ssa_mark_def_sites): Remove.
5694 (ssa_mark_def_sites_initialize_block): Remove.
5695 (ssa_mark_phi_uses): Remove.
5696 (rewrite_ssa_into_ssa): Remove.
5697 * tree-phinodes.c (find_phi_node_for): Remove.
5698 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5700 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
5701 Remove calls to verify_dominators and
5702 verify_loop_structure.
5703 (tree_unswitch_single_loop): Call update_ssa.
5704 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
5707 (delete_tree_ssa): Assert that need_ssa_update_p returns
5709 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
5710 * tree-vectorizer.c (allocate_new_names, rename_def_op,
5711 free_new_names): Remove. Update all users.
5712 (rename_use_op): Call get_current_def.
5713 (rename_variables_in_bb): Do not handle any real or
5715 (slpeel_update_phis_for_duplicate_loop): Call
5716 get_current_def and set_current_def instead of using
5718 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
5719 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
5720 ssa_names_to_replace and delete_update_ssa.
5721 * doc/invoke.texi: Document --param min-virtual-mappings
5722 and --param virtual-mappings-ratio.
5724 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5726 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
5727 for newly created PHI nodes.
5728 Call create_new_def_for for every new V_MAY_DEF and
5729 V_MUST_DEF on the copied statement.
5730 (struct ssa_name_map_entry): Remove.
5731 (ssa_name_map_entry_hash): Remove.
5732 (ssa_name_map_entry_eq): Remove.
5733 (allocate_ssa_names): Remove.
5734 (rewrite_to_new_ssa_names_def): Remove.
5735 (rewrite_to_new_ssa_names_use): Remove.
5736 (rewrite_to_new_ssa_names_bb): Remove.
5737 (rewrite_to_new_ssa_names): Remove.
5738 (tree_duplicate_sese_region): Remove variables ver,
5739 definitions, phi, ssa_name_map and bi.
5740 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
5742 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5743 update_ssa instead of rewrite_ssa_into_ssa.
5744 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
5746 (find_uses_to_rename_use): Add argument 'need_phis'.
5747 (find_uses_to_rename_stmt): Do not scan virtual operands.
5748 (find_uses_to_rename): Only scan PHI nodes for
5750 (rewrite_into_loop_closed_ssa): Call update_ssa.
5751 (check_loop_closed_ssa_use): Ignore virtual operands.
5752 (check_loop_closed_ssa_stmt): Likewise.
5753 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
5755 (rename_variables, set_phi_def_stmts): Remove.
5756 (tree_duplicate_loop_to_header_edge): Reformat comment.
5757 Remove variables BB, I and DEFINITIONS.
5758 Call need_ssa_update_p.
5760 (lv_adjust_loop_header_phi): Reformat comment.
5761 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
5762 (marked_for_rewrite_p, any_marked_for_rewrite_p,
5763 mark_for_rewrite, unmark_all_for_rewrite,
5764 marked_ssa_names): Remove. Update all users.
5765 (release_ssa_name): If VAR has been registered for SSA
5766 updating, do nothing.
5767 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
5768 (build_assert_expr_for): Call register_new_name_mapping.
5769 (insert_range_assertions): Update call to update_ssa.
5770 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
5771 marked_for_rewrite_p, any_marked_for_rewrite_p,
5772 marked_ssa_names): Remove.
5774 2005-04-22 Jeff Law <law@redhat.com>
5776 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
5777 (restore_currdefs_to_original_value): Likewise.
5778 (register_definitions_for_stmt): Likewise.
5779 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
5780 for each variable. Do not allocate/free block_defs_stack either.
5781 Do not iterate if we just thread jumps. Only iterate if the
5782 tree_cleanup_cfg does useful work (temporary).
5783 (dom_opt_initialize_block): No longer push a marker on
5785 (dom_opt_finalize_block): Removal call to restore currdefs.
5786 Relax restrictions for recording edge equivalences.
5787 (record_equivalences_from_phis): No longer need to track
5789 (optimize_stmt): Similarly.
5790 (thread_across_edge): Simplify by removing the requirement that
5791 statements in the block we are threading through must be nops.
5792 (initialize_hash_element): Handle GOTO_EXPR.
5794 2005-04-22 David S. Miller <davem@davemloft.net>
5796 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
5798 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
5799 fix check on CONST_DOUBLE mode. It should be VOIDmode
5800 when it is representing an integer.
5802 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5804 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
5805 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5806 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
5807 find_char_info_specifier_index,
5808 find_length_info_modifier_index): Likewise.
5809 * c-typeck.c (composite_type, pop_init_level): Likewise.
5810 * combine.c (cant_combine_insn_p, try_combine): Likewise.
5811 * cse.c (cse_insn): Likewise
5812 * dominance.c (calc_dfs_tree): Likewise
5813 dwarf2out.c (loc_descriptor_from_tree_1,
5814 add_abstract_origin_attribute, force_decl_die,
5815 force_type_die): Likewise
5816 emit-rtl.c (operand_subword_force): Likewise
5817 explow.c (hard_function_value): Likewise
5818 expmed.c (store_bit_field, expand_divmod,
5819 emit_store_flag_force): Likewise
5820 expr.c (emit_move_multi_word, store_expr,
5821 expand_expr_real_1): Likewise
5822 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
5823 output_operand): Likewise
5824 flow.c (recompute_reg_usage): Likewise
5825 * function.c (assign_stack_temp_for_type, assign_temp,
5826 handle_epilogue_set): Likewise
5827 * genextract.c (main): Likewise
5828 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
5829 gimplify_modify_expr_rhs, gimplify_expr): Likewise
5830 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
5831 ready_remove, rm_line_notes, rm_other_notes,
5832 schedule_block): Likewise
5833 mips-tfile.c (copy_object, out_of_bounds): Likewise
5835 2005-04-22 David Edelsohn <edelsohn@gnu.org>
5838 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
5839 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
5840 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
5841 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
5843 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
5845 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5847 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
5848 (gcc_tree_to_linear_expression): Convert to heap allocated
5850 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5851 lbv_to_gcc_expression, lle_to_gcc_expression,
5852 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5853 perfect_nestify): Likewise.
5854 lambda.h (gcc_loopnest_to_lambda_loopnest,
5855 lambda_loopnest_to_gcc_loopnest): Likewise.
5856 tree-loop-linear.c (linear_transform_loops): Likewise.
5858 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5860 * config/sparc/predicates.md (arith_double_operand): Use
5861 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
5862 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
5863 (DImode, DFmode constant splitters): Likewise. Remove code for
5864 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
5865 (logical constant splitters): Use const_int_operand predicate.
5866 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
5867 HOST_BITS_PER_WIDE_INT < 64.
5869 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5871 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
5872 gcc_unreachable as appropriate.
5873 (force_mode, emit_move_sequence, singlemove_string,
5874 output_move_double, output_fp_move_double, find_addr_reg,
5875 output_block_move, output_block_clear, output_and,
5876 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
5877 pa_adjust_cost, pa_issue_rate, print_operand,
5878 output_global_address, output_arg_descriptor, output_cbranch,
5879 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
5880 output_call): Likewise.
5881 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
5882 prefetch, prefetch_cc, prefetch_nocc): Likewise.
5884 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
5886 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
5887 _gcov_pow2_profiler and _gcov_one_value_profiler.
5888 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
5889 (GTFILES): Add $(srcdir)/tree-profile.c.
5890 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
5891 __gcov_one_value_profiler): Declare.
5892 * gimplify.c (force_gimple_operand): Check whether the statements
5893 should be produced in ssa form.
5894 (force_gimple_operand_bsi): New function.
5895 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
5896 __gcov_one_value_profiler): New functions.
5897 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
5898 the profiled value is a power of two or not.
5899 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
5900 * tree-flow.h (in_ssa_p): Declare.
5901 (force_gimple_operand_bsi): Declare.
5902 * tree-into-ssa.c (in_ssa_p): New variable.
5903 (rewrite_into_ssa): Set in_ssa_p.
5904 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
5905 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
5906 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
5907 tree_one_value_profiler_fn): New variables.
5908 (tree_init_edge_profiler): Initialize the profiler function decls.
5909 (tree_gen_edge_profiler): Use global gcov_type_node.
5910 (prepare_instrumented_value): New function.
5911 (tree_gen_interval_profiler, tree_gen_interval_profiler,
5912 tree_gen_one_value_profiler): Call the library functions instead of
5913 creating instrumentation code.
5914 * tree.c (build_fn_decl): New function.
5915 * tree.h (build_fn_decl): Declare.
5916 * value-prof.c (rtl_divmod_values_to_profile,
5917 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
5918 tree_mod_pow2_value_transform, tree_find_values_to_profile):
5919 Do not handle may_be_other and precise values of exponents at pow2
5921 (tree_mod_subtract_transform): Reflect that value field of
5922 histogram has changed meaning.
5923 (tree_divmod_values_to_profile): Record the values correctly.
5924 (tree_values_to_profile): Update comment.
5925 * value-prof.h (struct histogram_value_t): Remove pow2 data.
5927 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
5929 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
5932 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5934 * config/i386/i386.md (length_immediate): Use gcc_assert or
5935 gcc_unreachable, as appropriate.
5936 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
5937 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
5938 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
5939 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
5940 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5941 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
5942 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
5943 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
5944 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
5945 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
5946 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
5947 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5948 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
5949 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
5950 *prefetch_sse_rex): Likewise.
5951 * config/i386/predicates.md (x86_64_immediate_operand,
5952 x86_64_zext_immediate_operand, symbolic_operand,
5953 no_seg_address_operand, aligned_operand,
5954 memory_displacement_operand): Likewise.
5955 * config/i386/sse.md (*mov<mode>_internal,
5956 *movv2df_internal): Likewise.
5958 2005-04-22 Jan Hubicka <jh@suse.cz>
5960 * Makefile.in (ipa.o, ipa-inline.o): New files.
5961 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
5962 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
5963 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
5964 * cgraphunit.c (cgraph_default_inline_p,
5965 cgraph_decide_inlining_incrementally, ncalls_inlined,
5966 nfunctions_inlined, initial_insns, overall_insns,
5967 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
5968 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5969 cgraph_mark_inline, cgraph_check_inline_limits,
5970 cgraph_default_inline_p, cgraph_recursive_inlining_p,
5971 update_callee_keys, lookup_recursive_calls,
5972 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
5973 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
5974 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
5975 pass_ipa_inline): Move to ipa-inline.c
5976 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
5978 * ipa-inline.c: New file.
5980 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5982 * doc/invoke.texi (SPARC options): Document that -mapp-regs
5983 is turned off by default on Solaris.
5985 2005-04-21 Roger Sayle <roger@eyesopen.com>
5987 * c-common.h (objc_build_method_signature): Update prototype.
5988 * stub-objc.c (objc_build_method_signature): Update the stub
5989 implementation to accept and ignore additional parameter.
5990 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
5991 the value of ellipsis to objc_build_method_signature instead
5992 of setting TREE_OVERFLOW on the parms TREE_LIST node.
5994 2005-04-21 Geoffrey Keating <geoffk@apple.com>
5996 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
5997 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
5998 gen_rtx_* not gen_rtx_fmt_*.
5999 (rs6000_emit_vector_select): Likewise.
6000 (rs6000_emit_sync): New.
6001 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
6002 (larx, stcx, cmp): New mode substitutions.
6003 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
6004 UNSPEC_ISYNC): New constants.
6005 (rlwinm): Give name.
6006 (memory_barrier, isync, lwsync): New insns.
6007 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
6008 (sync_lock_release<mode>): New expander.
6009 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
6010 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
6011 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
6012 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
6013 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
6014 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
6015 (sync_add<mode>_internal, sync_addshort_internal,
6016 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
6017 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
6018 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
6020 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
6021 is the memory before, not after, the operation. Clarify
6022 barrier requirements.
6024 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6026 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
6027 * lambda.h (lambda_vector_min_nz): Likewise.
6028 * langhooks.h (struct lang_hooks_for_types,
6029 struct lang_hooks): Likewise.
6030 * output.h (assemble_integer, this_is_asm_operands): Likewise.
6033 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
6035 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
6036 comments to avoid 'abort'. Use gcc_assert as necessary.
6037 * opts.c (common_handle_option): Likewise.
6038 * pretty-print.c (pp_base_format_text): Likewise.
6039 * print-rtl.c (print_rtx): Likewise.
6040 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
6041 * regmove.c (try_auto_increment): Likewise.
6042 * reload.c (find_valid_class, find_reloads_toplev,
6043 find_equiv_reg): Likewise.
6044 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
6045 merge_assigned_reloads): Likewise.
6046 * tree-inline.c (inline_forbidden_p_1,
6047 estimate_num_insns_1): Likewise.
6048 * tree-optimize.c (execute_todo): Likewise.
6049 * tree-outof-ssa.c (eliminate_phi): Likewise.
6050 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
6051 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
6052 * tree-ssa-operands.c (parse_ssa_operands,
6053 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
6054 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
6055 * tree-ssanames.c (release_ssa_name): Likewise.
6056 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
6057 walk_tree): Likewise.
6059 * tree-ssa-operands.c (verify_abort): Fold into ..
6060 (verify_imm_links): ... here.
6062 2005-04-21 Richard Henderson <rth@redhat.com>
6064 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
6065 on non-memory operand for previous inversion.
6067 2005-04-21 Devang Patel <dpatel@apple.com>
6069 PR optimization/20994
6070 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
6071 x = !(a == b) : p , q;.
6072 (pass_if_conversion): Verify stmts and flow.
6074 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6076 * optabs.c (gen_conditional_trap): Restore #define.
6078 * alias.c (true_dependence): Remove 'abort' from comments. Use
6079 gcc_assert and gcc_unreachable as appropriate.
6080 (canon_true_dependence): Likewise.
6081 * bb-reorder.c (connect_traces): Likewise.
6082 * c-common.c (c_add_case_label): Likewise.
6083 * c-decl.c (finish_function): Likewise.
6084 * caller-save.c (insert_restore, insert_save): Likewise.
6085 * cfg.c (update_bb_profile_for_threading): Likewise.
6086 * cfganal.c (flow_active_insn_p): Likewise.
6087 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6088 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
6089 cfg_layout_merge_blocks): Likewise.
6090 * ifcvt.c (cond_exec_process_insns, merge_if_block,
6091 find_if_block): Likewise.
6092 * integrate.c (allocate_initial_values): Likewise.
6093 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
6094 swap_condition, unsigned_condition, signed_condition,
6095 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
6096 reg_or_subregno): Likewise.
6097 * lambda-code.c (lambda_compute_auxillary_space,
6098 lambda_transform_legal_p): Likewise.
6099 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
6100 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
6101 lhd_incomplete_type_error, lhd_expand_expr,
6102 lhd_types_compatible_p, lhd_tree_size): Likewise.
6103 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
6104 * local-alloc.c (update_equiv_regs): Likewise.
6105 * loop-unroll.c (peel_loop_completely
6106 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
6107 peel_loop_simple, unroll_loop_stupid,
6108 analyze_iv_to_split_insn): Likewise.
6109 * loop.c (gen_prefetch, find_and_verify_loops,
6110 basic_induction_var): Likewise.
6111 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
6112 * value-prof.c (tree_find_values_to_profile): Likewise.
6113 * varasm.c (named_section, default_assemble_integer,
6114 decode_addr_const): Likewise.
6116 2005-04-21 Alan Modra <amodra@bigpond.net.au>
6117 Fariborz Jahanian <fjahanian@apple.com>
6119 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
6120 portion of argument passed in fpr.
6121 * expr.c (emit_push_insn): Fix computation of 'offset' used to
6122 decide on partial argument save on stack.
6124 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6126 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
6129 2005-04-21 Jan Hubicka <jh@suse.cz>
6131 * cgraphunit.c: Include tree-pass.h
6132 (cgraph_decide_recursive_inlining,
6133 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
6134 cgraph_decide_inlining): Dump goes to dump_file.
6135 (cgraph_optimize): Call ipa passes instead of inliner.
6136 (cgraph_gate_inlining, pass_ipa_inline): New.
6137 * tree-optimize.c (all_ipa_passes): New static variable.
6138 (register_one_dump_file): Dead with IPA passes.
6139 (register_dump_files): Likewise.
6140 (init_tree_optimization_passes): Initialize IPA passes.
6141 (execute_todo): Do cgraph dump when asked to, do not dump function body
6143 * tree-pass.h (TODO_dump_cgraph): New macro.
6144 (ipa_passes): Declare.
6145 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
6147 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6149 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
6150 gcc_assert instead of abort.
6151 (classify_argument, examine_argument, construct_container,
6152 contains_128bit_aligned_vector_p, ix86_check_movabs,
6153 standard_80387_constant_opcode, standard_80387_constant_rtx,
6154 ix86_initial_elimination_offset, ix86_compute_frame_layout,
6155 pro_epilogue_adjust_stack, ix86_expand_epilogue,
6156 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
6157 legitimize_tls_address, output_pic_addr_const,
6158 i386_output_dwarf_dtprel, put_condition_code, print_reg,
6159 get_some_local_dynamic_name, print_operand, print_operand_address,
6160 output_387_binary_op, emit_i387_cw_initialization,
6161 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
6162 ix86_expand_clear, ix86_expand_binary_operator,
6163 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
6164 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
6165 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
6166 ix86_expand_branch, ix86_expand_setcc,
6167 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
6168 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
6169 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
6170 memory_address_length, ix86_attr_length_immediate_default,
6171 ix86_attr_length_address_default, ix86_agi_dependant,
6172 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
6173 ix86_expand_binop_builtin, ix86_force_to_memory,
6174 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
6175 x86_emit_floatuns): Likewise.
6176 * config/i386/netware.c (gen_regparm_prefix,
6177 i386_nlm_strip_name_encoding): Likewise.
6178 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
6180 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6182 * optabs.c (gen_condiational_trap): Remove #define.
6183 (add_equal_note): Assertify. Remove explicit indirection from
6184 call via function pointer.
6185 (expand_ternary_op, expand_simple_binop, expand_binop,
6186 expand_twoval_unop, expand_twoval_binop,
6187 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
6188 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
6189 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
6190 prepare_float_lib_cmp, emit_conditional_move,
6191 emit_conditional_add, gen_add2_insn, gen_add3_insn,
6192 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
6193 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
6194 vector_compare_rtx, expand_vec_cond_expr): Likewise.
6196 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6198 * vec.h: Update API to separate allocation mechanism from type.
6199 (VEC_safe_grow): New.
6200 * vec.c (calculate_allocation): New.
6201 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
6202 (vec_gc_free, vec_heap_free): Remove.
6203 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
6205 (mangle_macro_name): New.
6206 (struct macro_def): New.
6207 (struct macro): Add multiple argument values.
6208 (macro_expans_end): New.
6209 (push_macro_expansion): Chain on new macro. Process multiple
6210 args, create follow on expansion. Return follow on argument.
6211 (macro_input): Deal with multiple arguments.
6213 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
6214 (struct tree_binfo): Adjust.
6215 * basic-block.h: Define VEC(edge,gc).
6216 (struct edge_def): Adjust.
6217 (struct basic_block_def, struct edge_iterator): Likewise.
6218 (ei_container, ei_start_1, ei_last_1): Likewise.
6219 * cfg.c (connect_src, connect_dest): Likewise.
6220 * cfgrtl.c (force_nonfallthru_and_redirect)
6221 * dbxout.c (dbxout_type)
6222 * dwarf2out.c (gen_member_die)
6223 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
6224 (gcc_tree_to_linear_expression): Adjust.
6225 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6226 lbv_to_gcc_expression, lle_to_gcc_expression,
6227 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6228 perfect_nestify): Likewise.
6229 * lambda.h (gcc_loopnest_to_lambda_loopnest,
6230 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
6231 * profile.c (instrument_values): Adjust.
6232 * tree-cfg.c (modified_noreturn_calls): Adjust.
6233 (remove_fallthru_edge): Likewise.
6234 * tree-dump.c (dequeue_and_dump): Adjust.
6235 * tree-flow-inline.h (mark_stmt_modified): Adjust.
6236 * tree-flow.h (modified_noreturn_calls): Adjust.
6237 (tree_on_heap): Remove. (yay!)
6238 (register_new_def): Adjust.
6239 * tree-into-ssa.c: Define VEC(int,heap).
6240 (block_defs_stack): Adjust.
6241 (find_idf, insert_phi_nodes, register_new_def,
6242 rewrite_initialize_block, rewrite_finalize_block,
6243 register_new_update_single, rewrite_update_init_block,
6244 rewrite_update_fini_block, rewrite_blocks,
6245 ssa_rewrite_finalize_block, ssa_register_new_def,
6246 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
6247 * tree-loop-linear.c (linear_transform_loops): Adjust.
6248 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
6249 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
6250 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
6251 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
6252 vrp_variables_stack): Adjust declarations.
6253 (tree_ssa_dominator_optimize): Adjust.
6254 (dom_opt_initialize_block, remove_local_expressions_from_table,
6255 restore_nonzero_vars_to_original_value,
6256 restore_vars_to_original_value,
6257 restore_currdefs_to_original_value, dom_opt_finalize_block,
6258 record_var_is_nonzero, record_cond, record_const_or_copy_1,
6259 optimize_stmt, update_rhs_and_lookup_avail_expr,
6260 lookup_avail_expr, record_range): Likewise.
6261 * tree-ssa-pre.c: Define VEC(basic_block,heap).
6262 (compute_antic_aux): Adjust.
6263 (inserted_exprs, create_expression_by_pieces,
6264 insert_into_preds_of_block, eliminate, mark_operand_necessary,
6265 remove_dead_inserted_code, fini_pre): Likewise.
6266 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
6267 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
6268 ssa_prop_init): Likewise.
6269 * tree-ssa.c: Define VEC(bitmap,heap).
6270 (verify_name_tags): Adjust.
6271 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
6272 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
6273 tree_divmod_values_to_profile, tree_find_values_to_profile,
6274 value_profile_transformations): Likewise.
6275 * value-prof.h: Define VEC(histogram_value,heap).
6276 * varasm.c: Remove alias_pair pointer typedef, define
6278 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
6280 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
6281 not a pointer to it. Create an object vector.
6282 (extern_symbols): Turn into an object vector.
6283 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
6285 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
6288 * Makefile.in (tree-chrec.o): Depend on params.h.
6289 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
6291 * tree-chrec.c: Depend on params.h. Replace build with buildN,
6292 and fold build with fold_buildN.
6293 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
6294 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6295 (tree_contains_chrecs): Compute an estimation of the size of the
6297 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
6298 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
6299 * tree-scalar-evolution.c (simple_iv): Ditto.
6300 * doc/invoke.texi (scev-max-expr-size): Documented.
6302 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
6304 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
6305 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
6306 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
6307 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
6308 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
6309 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
6310 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
6311 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
6312 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
6313 (darwin_fix_and_continue_switch): Delete.
6314 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
6315 (SUBTARGET_SWITCHES): Delete.
6316 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
6317 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
6318 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
6319 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
6320 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
6321 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
6322 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
6323 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
6324 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
6325 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
6326 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
6327 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
6328 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
6329 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
6330 (TARGET_64BIT): Undef before redefining.
6331 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
6332 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
6333 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
6334 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
6335 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
6336 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
6337 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
6338 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6339 (ix86_debug_arg_string, ix86_debug_addr_string)
6340 (ix86_align_loops_string, ix86_align_jumps_string)
6341 (ix86_align_funcs_string): Delete.
6342 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
6343 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
6344 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
6345 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
6346 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
6347 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
6348 (SUBTARGET_SWITCHES): Delete.
6349 * config/i386/i386.c (ix86_debug_arg_string): Delete.
6350 (ix86_debug_addr_string): Delete.
6351 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
6352 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
6353 (ix86_align_loops_string, ix86_align_jumps_string)
6354 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6355 (ix86_align_funcs_string): Make static.
6356 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6357 (ix86_handle_option): New function.
6358 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
6359 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
6360 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
6361 of darwin_fix_and_continue_switch.
6362 (darwin_one_byte_bool): Delete.
6363 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6364 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
6365 to darwin_one_byte_bool.
6366 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
6367 * config/i386/djgpp.opt, config/i386/i386.opt,
6368 * config/i386/sco5.opt: New files.
6370 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6372 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
6373 fp_zero_operand, fp_register_operand, intreg_operand,
6374 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
6375 call_operand, call_operand_address, tgd_symbolic_operand,
6376 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
6377 symbolic_operand, symbolic_memory_operand, label_ref_operand,
6378 sp64_medium_pic_operand, data_segment_operand,
6379 text_segment_operand, splittable_symbolic_memory_operand,
6380 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
6381 eq_or_neq, normal_comp_operator, noov_compare_op,
6382 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
6383 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
6384 const64_operand, const64_high_operand, arith11_operand,
6385 arith10_operand, arith_double_operand, arith_double_4096_operand,
6386 arith_double_add_operand, arith11_double_operand,
6387 arith10_double_operand, small_int, small_int_or_double,
6388 uns_small_int, uns_arith_operand, clobbered_register,
6389 input_operand, compare_operand): Delete.
6390 (sparc_emit_set_const32): Use predicates in assertion. Remove special
6391 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
6392 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
6393 (GEN_HIGHINT64, GEN_INT64): Delete.
6394 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
6395 gen_safe_XOR64): Adjust for above deletion.
6396 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
6397 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
6398 (legitimate_constant_p): Use const_zero_operand instead.
6399 (sparc_extra_constraint_check): Likewise.
6400 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
6401 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
6402 (PREDICATE_CODES): Delete.
6403 * config/sparc/sparc.md: Include predicates.md.
6404 (All patterns): Adjust for new predicate names.
6405 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
6406 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
6407 (movdi): Use general_operand predicate.
6408 (movdi_sp64_dbl): Delete.
6409 (movdi_const64_special): Add 'N' constraint.
6410 (movdicc): Use arith10_operand predicate.
6411 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
6412 (movdi_cc_reg_sp64): Use arith10_operand predicate.
6413 (movdi_cc_reg_sp64_trunc): Delete.
6414 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
6415 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
6416 (subdi3_sp32): Delete.
6417 (subdi3_insn_sp32): Change to define_insn_and_split.
6418 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
6419 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
6420 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
6421 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
6422 small_int_operand predicate.
6423 (divdi3, udivdi3): Use arith_operand predicate.
6424 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
6425 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
6426 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
6427 (xordi3_sp64_dbl): Delete.
6428 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
6429 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
6430 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
6431 cmp_ccx_set_not): Use arith_operand predicate.
6432 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
6433 * config/sparc/predicates.md: New file.
6435 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6437 PR tree-optimization/14846
6438 * fold-const.c (fold_single_bit_test_into_sign_test): New,
6440 (fold_single_bit_test): ... here.
6441 (fold_binary): Call fold_single_bit_test_into_sign_test
6442 instead of fold_single_bit_test.
6444 2005-04-20 James E Wilson <wilson@specifixinc.com>
6447 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
6448 is another declaration.
6450 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
6452 * config/cris/predicates.md: New file.
6453 * config/cris/cris-protos.h (cris_store_multiple_op_p)
6454 (cris_movem_load_rest_p): Declare.
6455 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
6456 (cris_movem_load_rest_p): Ditto. Globalize.
6457 (cris_bdap_operand, cris_bdap_biap_operand,
6458 cris_orthogonal_operator, cris_commutative_orth_op,
6459 cris_operand_extend_operator,
6460 cris_additive_operand_extend_operator, cris_extend_operator,
6461 cris_plus_or_bound_operator, cris_mem_op,
6462 cris_general_operand_or_symbol,
6463 cris_general_operand_or_gotless_symbol,
6464 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
6465 cris_load_multiple_op): Remove predicate functions.
6466 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
6467 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
6468 * config/cris/cris.h (PREDICATE_CODES): Don't define.
6469 * config/cris/cris.md: Include predicates.md.
6470 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
6472 2005-04-20 Ian Lance Taylor <ian@airs.com>
6474 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
6475 * c-common.h (STMT_EXPR_STMT): Don't define.
6476 (STMT_EXPR_NO_SCOPE): Don't define.
6477 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
6478 * c-pretty-print.c (pp_c_primary_expression): Likewise.
6479 (pp_c_expression): Likewise.
6481 2005-04-20 Richard Henderson <rth@redhat.com>
6484 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
6486 2005-04-20 Jeff Law <law@redhat.com>
6488 * reload1.c (reload): Ignore equivalences between pseudos and
6491 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
6494 * c-tree.h (struct c_label_list): Update comment.
6495 (struct c_label_context): Rename to struct c_label_context_se.
6496 (label_context_stack): Rename to label_context_stack_se.
6497 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
6498 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
6499 c_end_vm_scope): New.
6500 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
6501 * c-decl.c (pop_scope): Call c_end_vm_scope.
6502 (pushdecl): Call c_begin_vm_scope for variably modified
6504 (define_label): Check for jumping into scope of identifier with
6505 variably modified type. Push label on stack for those defined at
6506 current context of identifiers with variably modified type.
6507 (start_function): Create stack level for context of identifiers
6508 with variably modified type.
6509 (finish_function): Pop stack level for context of identifiers with
6510 variably modified type.
6511 * c-typeck.c (label_context_stack): Rename to
6512 label_context_stack_se.
6513 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
6514 (c_finish_goto_label): Check for jumping into scope of identifier
6515 with variably modified type. Push label on stack for those jumped
6516 to from current context of identifiers with variably modified
6518 (struct c_switch): Add blocked_vm.
6519 (c_start_case): Initialize blocked_vm.
6520 (do_case): Check blocked_vm.
6521 (c_finish_case): Add comment.
6522 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
6523 variable label_context_stack.
6525 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6527 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
6528 conditional_replacement, value_replacement, abs_replacement,
6530 (replace_phi_edge_with_variable): Remove argument BB.
6531 (conditional_replacement, value_replacement,
6532 minmax_replacement, abs_replacement): Remove argument PHI_BB.
6533 Update a call to replace_phi_edge_with_variable.
6535 * tree-ssa-phiopt.c: Fix comments.
6537 2005-04-20 Michael Matz <matz@suse.de>
6540 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
6543 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6545 * tree-ssa-phiopt.c: Fix comment typos.
6547 PR tree-optimization/21116
6548 * tree-ssa-phiopt.c: Fix a typo.
6550 2005-04-19 Richard Henderson <rth@redhat.com>
6552 * builtins.c (expand_builtin_sync_operation): Revert last change.
6553 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
6555 (expand_compare_and_swap_loop): Likewise.
6556 (expand_sync_operation): Remove fallback from NAND to AND; invert
6557 memory operand when expanding from cmpxchg.
6558 (expand_sync_fetch_operation): Likewise.
6559 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
6562 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
6563 when implementing NAND. Fix double-add for AFTER.
6564 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
6565 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6566 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
6568 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
6571 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
6572 to return old memory value.
6573 (sync_compare_and_swap_cc<IMODE>): Likewise.
6575 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
6576 return pre-reload. Don't consider output or anti dependencies.
6577 * config/ia64/sync.md (IMODE): New.
6578 (modesuffix): Add QI and HI.
6579 (memory_barrier): Simplify expansion.
6580 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
6581 (cmpxchg_acq_<IMODE>): Likewise.
6582 (sync_lock_test_and_set<IMODE>): Likewise.
6583 (sync_lock_release<IMODE>): Likewise.
6585 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6587 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
6590 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6592 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
6594 2005-04-20 Michael Pogue <michael.pogue@sun.com>
6595 Joseph S. Myers <joseph@codesourcery.com>
6597 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
6598 * c-typeck.c (build_c_cast): Check these options.
6599 * doc/invoke.texi: Document these options.
6601 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6603 * tree-ssa-phiopt.c: Update a comment about the pass.
6605 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6607 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
6608 config/mcore/mcore.c: Fix comment typos.
6610 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
6612 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
6613 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
6615 2005-04-19 Paul Brook <paul@codesourcery.com>
6617 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
6619 2005-04-19 Andrew Haley <aph@redhat.com>
6622 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
6623 looking at a field's bitpos.
6625 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6627 * system.h (fopen, fdopen, freopen): Define these to the unlocked
6628 libiberty functions.
6630 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6632 PR tree-optimization/21096
6633 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6635 2005-04-19 Alan Modra <amodra@bigpond.net.au>
6638 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
6639 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
6641 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
6643 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
6644 refers to the function being dumped.
6646 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
6648 * varasm.c (assemble_start_function): Remove reset of in_section.
6650 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6652 PR tree-optimization/21085
6653 * fold-const (fold_binary): Don't change X % -C to X % C if C has
6656 2005-04-19 Ben Elliston <bje@au.ibm.com>
6658 * doc/invoke.texi (Optimize Options): Refer to the correct
6659 optimisation flag -ftree-dominator-opts, not -ftree-dom.
6661 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
6663 * config/rs6000/rs6000.c (machopic_output_stub): Increase
6664 alloca argument to be big enough.
6666 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
6669 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
6672 2005-04-18 Tom Tromey <tromey@redhat.com>
6674 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
6677 2005-04-18 Richard Henderson <rth@redhat.com>
6679 * config/alpha/alpha.c (alpha_split_atomic_op): New.
6680 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
6681 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
6682 * config/alpha/alpha-protos.h: Update.
6683 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
6684 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
6685 (attr type): Add ld_l, st_c, mb.
6686 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
6687 iornotsi3, xorsi_internal, xornotsi3): New.
6688 * config/alpha/ev4.md (ev4_ld): Add ld_l.
6689 (ev4_ist_c, ev4_mb): New.
6690 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
6692 * config/alpha/ev6.md (ev6_ild): Add ld_l.
6693 (ev6_ist): Add st_c.
6695 * config/alpha/sync.md: New file.
6697 2005-04-18 Richard Henderson <rth@redhat.com>
6699 * builtins.c (expand_builtin_sync_operation): Fold nand to and
6702 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
6704 2005-04-18 Devang Patel <dpatel@apple.com>
6706 * config/rs6000/atlivec.md (mulv4si3): New pattern.
6708 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6710 PR tree-optimization/20922
6711 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
6712 Fold X + c >= X and fold X - c <= X to true.
6714 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6716 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
6718 (emergency_labeled_state_free): Likewise.
6720 2005-04-18 Nick Clifton <nickc@redhat.com>
6722 * config/h8300/h8300.md (jump): Remove prescan parameter from
6723 calls to final_scan_insn.
6725 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
6726 parameter from calls to final_scan_insn.
6728 * config.gcc (m68hc12): Use the m68hc11.opt file for target
6730 (v850e, v850e1): Use the v850.opt file for target specific
6733 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
6735 PR tree-optimization/21001
6736 * tree-optimize.c (init_tree_optimization_passes): Move the
6737 first pass_forwprop immediately before pass_vrp.
6739 2005-04-17 Ian Lance Taylor <ian@airs.com>
6741 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
6742 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
6743 from enum tree_code op to bool is_sizeof.
6744 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
6745 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6746 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
6748 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
6750 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
6753 2005-04-17 Ian Lance Taylor <ian@airs.com>
6755 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
6757 2005-04-17 Richard Henderson <rth@redhat.com>
6759 * config/alpha/alpha.c (va_list_skip_additions): Only define if
6761 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
6762 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
6763 of indirection through ssa names while looking for the gpr counter
6765 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
6766 saved va_list_gpr_size and va_list_fpr_size.
6768 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6770 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
6771 both pointers or both integers.
6773 * tree-vrp.c (maybe_add_assert_expr): Don't assert
6774 ASSERT_EXPRs for single-use variable.
6776 * tree-into-ssa.c: Fix a comment typo.
6778 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
6780 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
6781 -mipsN before forcing a default of -mips2.
6783 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6785 * predict.h (IS_TAKEN): Remove.
6786 * rtl.h (NOTE_PREDICTION): Likewise.
6788 * modulo-sched.c (CFG_HOOKS): Remove.
6790 * c-parser.c (N_C_TTYPES): Remove.
6792 * tree-flow-inline.h (get_stmt_operands): Remove.
6793 * lambda-code.c, tree-ssa-loop-unswitch.c,
6794 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
6795 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
6796 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
6797 calls to get_stmt_operands.
6798 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
6800 2005-04-17 Richard Henderson <rth@redhat.com>
6803 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
6804 of CUMULATIVE_ARGS past the last named argument.
6805 (alpha_va_start): Expect pretend_args_size only if strictly less than
6808 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6811 * builtins.c (expand_builtin_strcat): Convert the result of
6812 strlen to the right type.
6813 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
6814 avoid creating type mismatches.
6815 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
6818 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
6820 2005-04-16 Richard Henderson <rth@redhat.com>
6823 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
6824 Use the mode of boolean_type_node when the user doesn't provide one.
6825 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
6827 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
6830 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
6833 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
6836 2005-04-16 Roger Sayle <roger@eyesopen.com>
6837 Steven Bosscher <stevenb@suse.de>
6839 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
6840 (fold_unary_to_constant): Likewise.
6842 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
6844 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
6847 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
6849 * doc/install.texi (Specific): Avoid using asterisks in @anchor
6850 names related to target triplets.
6851 Remove i?86-*-esix from platform directory.
6852 Remove powerpc-*-eabiaix from platform directory.
6854 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
6857 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
6858 falling through from SUBREG case to REG.
6860 2005-04-15 Roger Sayle <roger@eyesopen.com>
6862 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
6863 (fold_binary): Update comment mentioning fold_relational_hi_lo.
6864 (fold_binary_to_constant): Simplify using fold_binary.
6865 (fold_unary_to_constant): Likewise, simplify using fold_unary.
6867 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6869 * gthr-posix.c (pthread_cancel): Define.
6870 (pthread_mutexattr_init): Likewise.
6871 (pthread_mutexattr_settype): Likewise.
6872 (pthread_mutexattr_destroy): Likewise.
6874 2005-04-15 David S. Miller <davem@davemloft.net>
6877 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
6879 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6881 PR tree-optimization/21031
6882 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
6883 (forward_propagate_into_cond_1): Call it. Forward propagate
6884 integer-integer casts into COND_EXPRs.
6886 2005-04-15 Dave Korn <dave.korn@artimi.com>
6888 * gcc.c (default_compilers): Clarify obscure error message when
6889 reading from standard input.
6891 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6893 * basic-block.h (PROP_EQUAL_NOTES): Remove.
6894 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
6896 * tree-ssa-alias.c (init_alias_info): Remove a call to
6899 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
6901 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
6902 of non-virtual PHI nodes like we use to.
6904 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
6906 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
6907 (attr_copy_rtx): Do not use it.
6909 2005-04-15 Andrew Macleod <amacleod@redhat.com>
6911 * doc/tree-ssa.texi: Grammer/abbreviation updates.
6913 2005-04-15 Diego Novillo <dnovillo@redhat.com>
6915 * tree-vect-transform.c (vectorizable_store): Mark necessary
6916 objects in the vectorized store needing renaming. Update the
6917 SSA graph for V_MAY_DEF operands in the original store.
6919 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6921 * tree-ssa-pre.c (compute_avail): It's okay to have
6922 TREE_INVARIANT's here, and value number the resulting expressions.
6923 (create_expression_by_pieces): Make sure operands that were
6924 min_invariant when we started, stay that way.
6926 2005-04-15 David Edelsohn <edelsohn@gnu.org>
6928 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
6930 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6932 PR tree-optimization/20936.
6933 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
6935 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6937 * doc/invoke.texi: Fix typos.
6938 * doc/md.texi: Likewise.
6939 * doc/rtl.texi: Likewise.
6940 * doc/sourcebuild.texi: Likewise.
6941 * doc/tm.texi: Likewise.
6943 2005-04-15 Uros Bizjak <uros@kss-loka.si>
6945 PR tree-optimization/21004
6946 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
6947 and floorl in c99 mode only.
6948 * builtins.c (expand_builtin_int_roundingfn): Assert that
6949 fallback_fndecl is not NULL_TREE.
6951 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6953 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
6954 * basic-block.h: Update the prototype for
6955 purge_all_dead_edges.
6956 * cfgexpand.c (tree_expand_cfg): Update a call to
6957 purge_all_dead_edges.
6958 * combine.c (combine_instructions): Likewise.
6959 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
6960 rest_of_handle_cse2, rest_of_handle_gcse,
6961 rest_of_handle_postreload): likewise.
6963 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
6966 * gimplify.c (gimplify_addr_expr): Compensate for removal of
6967 e.g. cv-qualification conversions.
6969 2005-04-14 Mike Stump <mrs@apple.com>
6971 * config/darwin-c.c (framework_construct_pathname): We must
6972 find all headers of a framework in the first instance of it
6973 found in the seach path.
6975 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6977 PR tree-optimization/21021
6978 * tree-vrp.c (compare_values): Work around a bug in the front
6979 end that produces a comparison of mismatched types.
6981 2004-04-14 Richard Henderson <rth@redhat.com>
6983 * config/ia64/ia64.h (enum fetchop_code): Remove.
6984 (enum ia64_builtins): Move ...
6985 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
6986 members except BSP and FLUSHRS.
6987 (ia64_init_builtins): Remove __sync builtins.
6988 (ia64_expand_builtin): Likewise.
6989 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
6990 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
6991 (ia64_expand_lock_release): Remove.
6992 * config/ia64/ia64.md (mf): Move to sync.md.
6993 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
6994 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
6995 * config/ia64/sync.md: New file.
6996 (memory_barrier): Rename from mf.
6997 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
6998 (cmpxchg_acq_<I48MODE>): Likewise.
6999 (sync_lock_test_and_set<I48MODE>): Likewise.
7001 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
7002 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
7004 2004-04-14 Richard Henderson <rth@redhat.com>
7006 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
7007 (ix86_compare_emitted): New.
7008 (ix86_expand_compare): Use ix86_compare_emitted if set.
7009 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
7010 and ix86_compare_op0 are set.
7011 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
7012 (TARGET_CMPXCHG, TARGET_XADD): New.
7013 (ix86_compare_emitted): Declare.
7014 * config/i386/i386.md: Include sync.md
7015 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
7016 (UNSPECV_XCHG, UNSPECV_LOCK): New.
7017 * config/i386/sync.md: New file.
7019 2004-04-14 Richard Henderson <rth@redhat.com>
7022 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
7023 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
7024 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
7025 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
7026 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
7027 BT_FN_I8_VPTR_I8_I8): New.
7028 * builtins.def (DEF_SYNC_BUILTIN): New.
7029 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
7030 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
7031 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
7032 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
7033 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
7034 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
7035 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
7036 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
7037 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
7038 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
7039 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
7040 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
7041 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
7042 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
7043 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
7044 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
7045 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
7046 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
7047 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
7048 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
7049 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
7050 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
7051 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
7052 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
7053 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
7054 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
7055 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
7056 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
7057 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
7058 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
7059 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
7060 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
7061 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
7062 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
7063 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
7064 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
7065 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
7066 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
7067 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
7068 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
7069 BUILT_IN_SYNCHRONIZE: New.
7070 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
7071 as a function. Accept __sync_ as a prefix as well.
7072 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
7073 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
7074 expand_builtin_lock_release): New.
7075 (expand_builtin): Call them.
7076 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
7077 neither BOTH_P nor FALLBACK_P are defined.
7078 (builtin_type_for_size): New.
7079 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
7080 (resolve_overloaded_builtin): New.
7081 * c-common.h (resolve_overloaded_builtin): Declare.
7082 (builtin_type_for_size): Declare.
7083 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
7084 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
7085 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
7086 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
7087 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
7088 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
7089 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
7090 sync_compare_and_swap_cc, sync_lock_test_and_set,
7091 sync_lock_release): New.
7092 * optabs.h: Declare them.
7093 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
7094 expand_sync_operation, expand_sync_fetch_operation,
7095 expand_sync_lock_test_and_set): Declare.
7096 * genopinit.c (optabs): Add sync optabs.
7097 * optabs.c (init_optabs): Initialize sync optabs.
7098 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
7099 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
7100 expand_sync_operation, expand_sync_fetch_operation,
7101 expand_sync_lock_test_and_set): New.
7102 * doc/extend.texi (Atomic Builtins): New section
7103 * doc/md.texi (Standard Names): Add sync patterns.
7105 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
7107 * tree-eh.c (lower_try_finally_copy): Generate new code in
7108 response to goto_queue entries as if the queue was sorted by
7109 index, not pointers.
7110 (lower_try_finally_switch): Likewise.
7112 2005-04-14 Richard Henderson <rth@redhat.com>
7114 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
7115 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
7117 (ix86_expand_fp_movcc): Update to match.
7118 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
7119 * config/i386/i386-protos.h: Update.
7120 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
7121 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
7123 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
7125 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
7128 2005-04-14 Julian Brown <julian@codesourcery.com>
7130 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
7131 link failures on ppc64 Linux.
7133 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
7135 * config.gcc: Set cpu_type for s390.
7137 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7139 Fix PR tree-optimization/20963
7140 * tree-ssa-pre.c (compute_avail): Remove special case for
7142 (create_expression_by_pieces): Add value numbers for forced out
7145 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
7147 * config/cris/cris.md: Replace references to (reg:SI 16) with
7148 (reg:SI CRIS_SRP_REGNUM).
7150 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7152 PR tree-optimization/20657
7153 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
7154 create an appropriate range from it.
7156 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7158 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
7159 <UNSPEC_FIST_CEIL> case.
7161 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
7162 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
7163 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
7164 to implement lfloor and llfloor built-ins as x87 intrinsic function.
7165 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
7166 (lfloor<mode>2): New expanders.
7167 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
7168 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
7169 to implement lceil and llceil built-ins as x87 intrinsic function.
7170 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
7171 (lceil<mode>2): New expanders.
7173 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7175 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
7176 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
7178 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
7181 * config/s390/s390-modes.def: Define TFmode.
7183 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
7185 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
7186 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7187 * config/mips/mips.c (mips16_insn_length): Remove reference to
7188 JUMP_TABLES_IN_TEXT_SECTION.
7190 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
7192 * simplify-rtx.c (simplify_binary_operation_1): Return
7193 scalar or vector of constant 0, depending on the xor's
7196 2005-04-13 Dale Johannesen <dalej@apple.com>
7198 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
7199 (objc-act.o): Ditto.
7200 * objc/objc-act.c (objc_gimplify_expr): New.
7201 (objc_get_callee_fndecl): New.
7202 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
7203 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
7204 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
7206 2005-04-13 Devang Patel <dpatel@apple.com>
7208 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
7211 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
7213 CRIS prologue as RTL.
7214 * config/cris/cris-protos.h (cris_emit_movem_store)
7215 (cris_expand_prologue): Prototype.
7216 * config/cris/cris.c (struct machine_function): New member
7218 (cfa_label_num, cris_target_asm_function_prologue): Remove.
7219 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
7220 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
7221 (cris_load_multiple_op, cris_return_address_on_stack)
7222 (cris_return_address_on_stack_for_return): ISO-Cify.
7223 (cris_store_multiple_op): New predicate function.
7224 (cris_expand_prologue, cris_emit_movem_store): New functions.
7225 (cris_print_operand) <case 'O'>: Handle modifications other than
7227 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
7228 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
7229 (cris_gen_movem_load): Rearrange slightly to make local variable
7230 src a parameter, removing osrc.
7231 (cris_setup_incoming_varargs): Set machine_function member
7232 stdarg_regs to correspond to the number of registers that need to
7234 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
7236 (PREDICATE_CODES): Add cris_store_multiple_op. Make
7237 cris_general_operand_or_gotless_symbol accept UNSPEC.
7238 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
7239 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
7240 ("*cris_store_multiple"): New pattern. Tweak common comment above
7241 this and "*cris_load_multiple".
7242 ("prologue"): New define_expand.
7244 * config/cris/cris.md ("epilogue"): Conditionalize on
7245 TARGET_PROLOGUE_EPILOGUE.
7247 2005-04-13 Steve Ellcey <sje@cup.hp.com>
7250 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
7251 fpsr 0 instead of fpsr 1.
7252 (divsf3_internal_thr): Ditto.
7253 (divdf3_internal_lat): Ditto.
7254 (divdf3_internal_thr): Ditto.
7255 (divxf3_internal_lat): Ditto.
7256 (divxf3_internal_thr): Ditto.
7258 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7260 PR tree-optimization/20913
7261 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
7263 PR tree-optimization/20702
7264 * tree-vrp.c (maybe_add_assert_expr): Recurse into
7265 dominator children that haven't been walked into.
7267 2005-04-13 Julian Brown <julian@codesourcery.com>
7269 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
7270 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
7273 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7275 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
7276 config/i386/sse.md: Fix comment typos.
7278 * genattrtab.c (NULL_ATTR): Remove.
7279 * ifcvt.c (NULL_EDGE): Likewise.
7281 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
7283 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
7284 NOTE_PREDICT): Remove.
7286 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7288 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
7289 * configure: Regenerate.
7290 * config.in: Likewise.
7291 * system.h: Declare vsnprintf if not already declared.
7293 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7295 * optc-gen.awk: Handle stand-alone Mask records.
7296 * opth-gen.awk: Likewise.
7297 * doc/options.texi (Option file format): Document them.
7298 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
7299 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
7300 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
7301 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
7302 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
7303 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
7304 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
7305 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
7306 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
7307 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
7308 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
7309 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
7310 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
7311 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
7312 TARGET_LONG_DOUBLE_128): Likewise.
7313 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
7314 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
7315 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
7316 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
7317 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
7318 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
7319 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
7320 * config/sparc/sparc.c (fpu_option_set): New global.
7321 (sparc_handle_option): New function.
7322 (sparc_override_options): Test fpu_option_set.
7323 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
7324 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
7325 * config/sparc/sparc.opt: New file.
7326 * config/sparc/little-endian.opt: Likewise.
7327 * config/sparc/long-double-switch.opt: Likewise.
7329 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
7331 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
7332 (bfin_handle_options): Set it if -mshared-library-id= is seen.
7333 * config/bfin/bfin.opt (mshared-library-id=): Lose
7334 Var(bfin_lib_id_given).
7336 2005-04-13 Matt Thomas <matt@3am-software.com>
7338 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
7341 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7343 * rtl.h (CLEAR_RTX_FLAGS): Remove.
7345 * cgraphunit.c (INSNS_PER_CALL): Remove.
7347 * tree-ssa-forwprop.c (vars,
7348 record_single_argument_cond_exprs,
7349 substitute_single_use_vars): Remove.
7350 (forward_propagate_into_cond_1, forward_propagate_into_cond):
7352 (tree_ssa_forward_propagate_single_use_vars): Call
7353 forward_propagate_into_cond for each COND_EXPR.
7355 * tree-inline.c (INSNS_PER_STMT): Remove.
7357 2005-04-12 Richard Henderson <rth@redhat.com>
7359 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
7360 (ix86_expand_sse_fp_minmax): ... from ...
7361 (ix86_expand_fp_movcc): ... here.
7362 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
7363 * config/i386/i386-protos.h: Update.
7364 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
7365 (sse_setccsf, sse_setccdf): Allow before reload.
7366 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
7367 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
7368 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
7369 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
7370 (anddf3, nanddf3, iordf3, xordf3): New.
7372 2005-04-12 Jeff Law <law@redhat.com>
7374 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
7375 (tree-ssa-uncprop.o): Add dependencies.
7376 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
7377 * tree-flow.h (remove_useless_stmts): Remove prototype.
7378 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
7379 remove_useless_stmts.
7380 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
7381 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
7382 * tree-pass.h (pass_uncprop): Declare.
7383 * tree-ssa-uncprop.c: New file.
7385 2005-04-12 James E. Wilson <wilson@specifixinc.com>
7388 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
7390 2005-04-12 Caroline Tice <ctice@apple.com>
7392 Temporary fix for partitioning problems.
7393 * passes.c (rest_of_handle_final): Remove code that
7394 frees unlikely_text_section_name,
7395 * varasm.c (assemble_start_function): Test for partitioning
7396 flag before writing out section labels.
7397 (assemble_end_function): Test for partitioning flag before
7398 writing out section labels.
7400 2005-04-12 Steven Bosscher <stevenb@suse.de>
7401 Stuart Hastings <stuart@apple.com>
7402 Jan Hubicka <jh@suse.cz>
7404 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
7405 references to gt-tree-cfg.h.
7406 * basic-block.h (struct basic_block_def): Don't skip rbi
7407 for garbage collection.
7408 (struct reorder_block_def): Make GTY-able.
7409 (struct control_flow_graph): New structure.
7410 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
7411 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
7412 but instead defines to the control_flow_graph for cfun.
7413 (label_to_block_map): New define, points to the label map of
7414 the control_flow_graph for cfun.
7415 (n_edges_for_function, n_basic_blocks_for_function,
7416 last_basic_block_for_function, basic_block_info_for_function,
7417 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
7418 basic_block_info_for_function, label_to_block_map_for_function):
7419 Counterparts for the above, taking a struct function as an extra
7421 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
7422 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
7423 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
7424 (alloc_rbi_pool, free_rbi_pool): Remove.
7425 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
7426 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
7428 (cfg_layout_finalize) ... and don't free it here.
7429 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
7431 * flow.c (free_basic_block_vars): Set label_to_block_map and
7432 n_edges to zero too.
7433 * function.h (struct function): Add cfg field.
7434 * function.c (allocate_struct_function): Allocate the cfg.
7435 * tree-cfg.c (label_to_block_map): Remove.
7436 (build_tree_cfg): Don't allocate the rbi pool here...
7437 (delete_tree_cfg_annotations): ...and don't free it here.
7438 Also don't nullify label_to_block_map for cfun.
7440 2005-04-12 Caroline Tice <ctice@apple.com>
7442 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7443 Revert my patch from April 9.
7444 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
7445 (reorder_basic_blocks): Revert my patch from April 9.
7446 (insert_section_boundary_note): Revert my patch from April 9.
7447 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
7448 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
7449 (COLD_END_LABEL): Revert my patch from April 9.
7450 (cold_text_section_label): Revert my patch from April 9.
7451 (cold_end_label): Revert my patch from April 9.
7452 (dwarf2out_switch_text_section): Revert my patch from April 9.
7453 (output_aranges): Revert my patch from April 9.
7454 (output_ranges): Revert my patch from April 9.
7455 (output_line_info): Revert my patch from April 9.
7456 (add_location_or_const_value_attribute): Revert my patch from April 9.
7457 (dwarf2out_var_location): Revert my patch from April 9.
7458 (dwarf2out_init): Revert my patch from April 9.
7459 (dwarf2out_finish): Revert my patch from April 9.
7460 * function.h (struct function): Revert my patch from April 9.
7461 * opts.c (decode_options): Revert my patch from April 9.
7462 * output.h (unlikely_section_label, hot_section_label,
7463 hot_section_end_label, cold_section_end_label,
7464 unlikely_text_section_name): Revert my patch from April 9.
7465 * passes.c (rest_of_handle_final): Revert my patch from April 9.
7466 * varasm.c (unlikely_section_label, hot_section_label,
7467 hot_section_end_label, cold_section_end_label,
7468 unlikely_text_section_name): Revert my patch from April 9.
7469 (initialize_cold_section_name): Revert my patch from April 9.
7470 (unlikely_text_section): Revert my patch from April 9.
7471 (in_unlikely_text_section): Revert my patch from April 9.
7472 (named_section): Revert my patch from April 9.
7473 (function_section): Revert my patch from April 9.
7474 (current_function_section): Revert my patch from April 9.
7475 (assemble_start_function): Revert my patch from April 9.
7476 (assemble_end_function): Revert my patch from April 9.
7477 (default_section_type_flags_1): Revert my patch from April 9.
7479 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7481 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
7482 * config/sparc/sparc.md (untyped_call): Save the registers manually.
7484 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
7486 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
7489 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
7490 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
7492 2004-04-12 Richard Henderson <rth@redhat.com>
7494 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
7495 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
7496 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
7497 (UNSPEC_*, UNSPECV_*): Renumber.
7499 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
7502 From Richard Henderson <rth@redhat.com>:
7503 * tree-mudflap.c (mf_build_check_statement_for): Correct block
7506 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
7508 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
7510 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7512 * config/bfin/bfin.c (bfin_library_id_string): Remove.
7513 (bfin_library_id): New variable.
7514 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
7515 instead of bfin_library_id_string.
7516 (bfin_handle_option): New function.
7517 (override_options): Remove most code to deal with shared library IDs,
7518 just check they aren't used without -mid-shared-library.
7519 (TARGET_HANDLE_OPTION): Define.
7520 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
7521 * config/bfin/bfin.opt (mshared-library-id=): New.
7523 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
7525 * tree-vect-transform.c: Fix comment typos.
7527 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
7529 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
7530 split critical edges when not possible/profitable.
7532 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7534 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
7535 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
7536 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
7537 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
7538 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
7539 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
7540 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
7541 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
7543 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
7544 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7545 * config/ns32k/ns32k.opt: New file.
7547 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7549 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
7550 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
7551 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
7552 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
7553 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
7554 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
7555 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
7556 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
7557 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
7558 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
7559 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
7560 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
7561 (MASK_COLDFIRE): Formatting fixes.
7562 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
7563 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
7564 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
7565 "_current_shared_library_a5_offset_".
7566 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7567 (MASK_ALL_CPU_BITS): New macro.
7568 (m68k_handle_option): New function.
7569 (override_options): Remove handling of m68k_library_id_string.
7570 * config/m68k/m68k.opt: New file.
7571 * config/m68k/ieee.opt: New file.
7573 2005-04-11 Mark Mitchell <mark@codesourcery.com>
7575 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7576 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
7577 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7578 (TARGET_CXX): Adjust accordingly.
7579 * target.h (struct gcc_target): Remove epxort_class_data. Add
7580 determine_class_data_visibility and class_data_always_comdat.
7581 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7582 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
7583 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7584 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
7585 (arm_cxx_determine_class_data_visibility): New.
7586 (arm_cxx_class_data_always_comdat): Likewise.
7587 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7588 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
7589 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7590 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
7591 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
7594 2005-04-11 Devang Patel <dpatel@apple.com>
7596 * tree-data-ref.c (build_classic_dist_vector,
7597 compute_subscript_distance): Make externally visible.
7598 * tree-data-ref.h (build_classic_dist_vector,
7599 compute_subscript_distance): Same.
7600 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7601 Check distance vector against vectorization factor.
7602 (vect_analyze_loop): Determine vectorizaion factor before
7603 analyzing data dependences.
7604 * tree-vectorizer.c (loops_num): Make it externally visible and
7606 * tree-vectorizer.c (vect_loops_num): ... new name.
7607 * tree-vectorizer.h (vect_loops_num): New.
7609 2005-04-11 Devang Patel <dpatel@apple.com>
7611 * tree-vect-analyze.c (vect_analyze_operations): Check
7612 vectorizable codition.
7613 * tree-vect-transform.c (vect_is_simple_cond): New function.
7614 (vectorizable_condition): New function.
7615 (vect_transform_stmt): Handle condition_vec_info_type.
7616 * tree-vectorizer.h (enum stmt_vec_info_type): Add
7617 condition_vec_info_type.
7618 (vectorizable_condition): New.
7620 2005-04-11 Geoffrey Keating <geoffk@apple.com>
7622 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
7623 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
7624 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
7626 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
7627 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
7629 * dwarf2out.c (output_line_info): Don't try to dereference
7630 a NULL current_function_decl.
7632 * config/t-slibgcc-darwin: Don't put shared libraries in
7633 directories other than $(slibdir).
7634 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
7637 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7639 PR tree-optimization/20933
7640 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
7641 logic to reject aliases between read-only and writable
7643 (may_alias_p): ... here.
7644 (get_tmt_for): Do not associate read-only tags to pointers
7645 whose pointed-to type is not read-only.
7646 * tree-ssa.c (verify_ssa): Check that memory stores have at
7647 least one V_MAY_DEF or V_MUST_DEF.
7649 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7652 * configure.ac (gcc_UNLOCKED_FUNCS): New.
7653 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
7654 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
7655 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
7657 (fwrite_unlocked): Fix prototype.
7659 * configure, config.in: Regenerate.
7661 2005-04-11 David Edelsohn <edelsohn@gnu.org>
7663 * tree-ssa-loop-im.c: Include real.h.
7664 (determine_invariantness_stmt): If real division divisor is
7665 invariant and flag_unsafe_math_optimizations enabled, generate
7666 invariant reciprocal for hoisting.
7667 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
7669 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7671 Fix PR tree-optimization/20926
7673 * tree-ssa-alias.c (add_type_alias): Handle subvars.
7675 2005-04-11 Devang Patel <dpatel@apple.com>
7677 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
7680 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7682 * fold-const.c (fold_binary_op_with_conditional_arg):
7683 use fold_buildN instead of "fold (buildN" in some
7685 (fold_unary): Likewise.
7686 (fold_binary): Likewise.
7688 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7690 Fix PR tree-optimization/20612
7691 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
7693 (perfect_nestify): preheaderbb is *not* part of loop of the
7696 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7698 * tree-ssa-alias.c (may_alias_p): If the variable
7699 is a global variable and the pointer is parameter
7700 and -fargument-noalias-global is used, then
7701 the pointer cannot alias the variable.
7703 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
7705 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
7706 * config/sparc/sparc.h: Likewise.
7707 * config/sparc/sparc.md: Likewise.
7709 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
7711 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
7713 * tree-vrp.c: Fix a comment typo.
7715 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7717 PR tree-optimization/20920
7718 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
7719 SSA_NAME flows through an abnormal edge.
7720 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7721 through abnormal edges.
7722 (maybe_add_assert_expr): Likewise.
7724 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
7726 * config/s390/s390.h (s390_tune_string, s390_arch_string)
7727 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
7728 (s390_stack_size_string, s390_stack_guard_string, target_flags)
7729 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7730 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
7731 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
7732 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
7733 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
7734 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
7735 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
7736 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7737 (TARGET_HANDLE_OPTION): Likewise.
7738 (s390_tune): Initialize to PROCESSOR_max.
7739 (s390_arch_string): Make static.
7740 (s390_tune_string, s390_warn_framesize_string): Delete.
7741 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
7742 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
7743 (s390_handle_arch_option, s390_handle_option): New functions.
7744 (override_options): Remove parsing of option strings.
7745 * config/s390/s390.opt: New file.
7747 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7749 * tree-complex.c (expand_vector_operations): Call
7750 update_stmt_if_modified.
7752 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7754 * tree-vect-analyze (vect_determine_vectorization_factor):
7755 Do not use GET_MODE_NUNITS.
7756 * tree-vect-transform.c (vect_get_vec_def_for_operand,
7757 (vectorizable_load, vect_transform_loop): Likewise.
7759 2005-04-11 Uros Bizjak <uros@kss-loka.si>
7761 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
7762 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
7763 * optabs.h (enum optab_index): Add new OTI_lceil.
7764 (lceil_optab): Define corresponding macro.
7765 * optabs.c (init_optabs): Initialize lceil_optab.
7766 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
7767 and lceildi2 patterns.
7768 * builtins.c (expand_builtin_int_roundingfn): Handle
7769 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
7770 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
7771 BUILT_IN_LLCEIL{,F,L}.
7772 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
7773 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
7774 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
7775 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
7776 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
7777 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
7778 into lceil built-in function and (long long int)ceil{,f,l} into
7779 llceil built-in function.
7780 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
7783 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7785 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
7788 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
7790 * config/arm/arm.c: Fix a comment typo.
7791 * doc/tree-ssa.texi: Fix a typo.
7793 2005-04-10 Steven Bosscher <stevenb@suse.de>
7795 * cselib.c (clear_table): Rename to cselib_clear_table.
7796 * cselib.h (cselib_clear_table): Add prototype.
7797 * gcse.c (gcse_main): Make 'f' argument unused.
7798 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7799 of each basic block instead.
7800 (compute_sets, compute_hash_table_work): Likewise.
7801 (constprop_register): Change int 'alter_jumps' argument to bool.
7802 (do_local_cprop): Likewise.
7803 (local_cprop_pass): Likewise. Also walk basic blocks instead of
7804 the insn chain. Explicitly clear the cselib tables after finishing
7805 one basic block. Make sure there are no unterminated libcall blocks.
7806 Update compute_sets call.
7807 (cprop): Walk basic blocks instead of the insn chain.
7808 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
7810 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
7811 one_cprop_pass calls.
7813 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7815 * combine.c (combine_simplify_rtx): Remove a transformation that
7816 relies on an invalid assumption about rtl sign-extension semantics.
7818 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7820 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
7821 to build_int_cst_wide.
7823 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
7826 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
7827 set the original address pseudo to the correct value before the
7828 original insn, if possible, and leave the insn alone, otherwise
7829 create a new pseudo, set it and replace it in the insn.
7830 * recog.c (validate_change_maybe_volatile): New.
7831 * recog.h (validate_change_maybe_volatile): Declare.
7833 2005-04-09 Caroline Tice <ctice@apple.com>
7835 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7836 Remove targetm.have_named_sections test.
7837 (fix_edges_for_rarely_executed_code): Likewise.
7838 (insert_section_boundary_note): Likewise.
7839 (reorder_basic_blocks): Check partitioning flag before calling
7840 verify_hot_cold_block_grouping.
7841 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7842 the function struct rather than global variables.
7843 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7844 (COLD_END_LABEL): Likewise
7845 (cold_text_section_label): New static global variable.
7846 (cold_end_label): Likewise.
7847 (dwarf2out_switch_text_section): Get hot/cold section labels from
7848 the function struct rather than global variables.
7849 (output_aranges): Use cold_text_section_label and cold_end_label;
7850 check partitioning flag before putting out delta.
7851 (output_ranges): Remove incorrect code attempting to use
7853 (output_line_info): Get cold section label from function struct.
7854 (add_location_or_const_value_attribute): Likewise.
7855 (get_subprogram_die): Get hot/cold section labels from function struct.
7856 (dwarf2out_var_location): Likewise.
7857 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7858 write out cold_text_section_label if partition flag is set.
7859 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7860 * function.h (struct function): Add new fields to point to hot/cold
7861 section labels: hot_section_label, cold_section_label,
7862 hot_section_end_label and cold_section_end_label; also add new field
7863 for cold text section name, unlikely_text_section_name.
7864 * opts.c (decode_options): Turn off partitioning flag if
7865 !targetm.have_named_sections.
7866 * output.h (hot_section_label): Remove.
7867 (hot_section_end_label): Remove.
7868 (cold_section_end_label): Remove.
7869 (unlikely_section_label): Remove.
7870 (unlikely_text_section_name): Remove.
7871 * passes.c (rest_of_handle_final): Remove code that frees
7872 unlikely_text_section_name.
7873 * varasm.c (unlikely_section_label): Remove.
7874 (hot_section_label): Remove.
7875 (hot_section_end_label): Remove.
7876 (cold_section_end_label): Remove.
7877 (unlikely_text_section_name): Remove.
7878 (initialize_cold_section_name): Modify to call
7879 targetm.strip_name_encoding; to store cold section name in current
7880 function struct, if it exists; and to only use the decl_section_name
7881 if flag_named_sections is true.
7882 (unlikely_text_section): Modify to get section name out of current
7883 function struct, if there is one; otherwise build it from
7884 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7885 (in_unlikely_text_section): Likewise.
7886 (named_section): Modify to get/put cold section name in current function
7887 struct, if there is one.
7888 (function_section): Change 'bool unlikely' to 'int reloc'; check
7889 targetm.have_named_sections before calling named_section.
7890 (current_function_section): Likewise.
7891 (assemble_start_function): Modify to get/put unlikely_text_section_name
7892 in current function struct; modify to get hot/cold section labels
7893 from function struct; initialize labels using
7894 ASM_GENERATE_INTERNAL_LABEL;
7895 test partitioning flag before writing out hot section label.
7896 (assemble_end_function): Test partitioning flag before writing out
7897 hot/cold section labels.
7898 (default_section_type_flags_1): Modify to use array instead of
7899 char* for unlikely_text_section_name; set flags correctly for
7900 cold text section if there is not a current function decl.
7902 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7904 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7905 and TI_VA_LIST_FPR_COUNTER_FIELD.
7906 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7907 * tree-pass.h (pass_stdarg): Add.
7908 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7909 * tree-stdarg.c: New file.
7910 * tree-stdarg.h: New file.
7911 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7912 (tree-stdarg.o): Add dependencies.
7913 * function.h (struct function): Add va_list_gpr_size and
7914 va_list_fpr_size fields.
7915 * function.c (allocate_struct_function): Initialize them.
7916 * target.h (struct gcc_target): Add stdarg_optimize_hook.
7917 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7918 (TARGET_INITIALIZER): Add it.
7920 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7921 va_list_{g,f}pr_counter_field.
7922 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7923 area will not be used. Only save registers that tree-stdarg.c
7924 detected they need saving.
7925 (ix86_va_start): Don't set up fields that won't be used.
7927 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7928 va_list_{g,f}pr_counter_field.
7929 (setup_incoming_varargs): Don't do anything if reg_save
7930 area will not be used. Only save registers that tree-stdarg.c
7931 detected they need saving.
7932 (rs6000_va_start): Don't set up fields that won't be used.
7934 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
7935 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
7936 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
7937 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7939 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7942 * config/i386/i386.c (construct_container): Pass empty aligned
7943 struct, union or class in memory.
7945 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
7947 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
7948 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
7949 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
7950 config/rs6000/predicates.md: Fix comment typos.
7952 * sched-int.h (haifa_insn_data): Remove blockage and units.
7953 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
7954 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
7955 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
7957 2005-04-09 Jan Hubicka <jh@suse.cz>
7958 Steven Bosscher <stevenb@suse.de>
7960 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
7961 * cfgloop.c (get_loop_exit_edges): Likewise.
7962 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
7964 * loop-unroll.c (analyze_insns_in_loop): Likewise.
7965 * tree-cfg.c (dump_cfg_status): Likewise.
7967 2005-04-09 David Edelsohn <edelsohn@gnu.org>
7969 * config/rs6000/predicates.md (altivec_register_operand): Remove
7970 redundant match_code test.
7971 (gpc_reg_operand): Same.
7972 (cc_reg_operand): Same.
7973 (cc_reg_not_cr0_operand): Same.
7975 2005-04-09 Jan Hubicka <jh@suse.cz>
7977 Forgotten hunk from my last merge patch:
7978 * final.c (output_addr_const): Do not call mark_referenced.
7980 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
7982 * doc/tree-ssa.texi: Add immediate use documentation.
7984 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
7986 * arm.c (FL_WBUF): Define.
7987 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
7988 (arm_is_6_or_7): Delete.
7989 (arm_tune_wbuf): New.
7990 (arm_override_options): Set arm_tune_wbuf.
7991 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
7992 (arm_is_6_or_7): Delete declaration.
7993 (arm_tune_wbuf): New declartion.
7994 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
7995 (model_wbuf): Derive from arm_tune_wbuf.
7996 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
7997 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
7998 (arm740t): Mark CPUs as having a write buffer.
8000 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8002 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
8003 of 'const_double_operand' in operand 2 constraints. Update enable
8006 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8008 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
8009 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
8010 * optabs.h (enum optab_index): Add new OTI_lfloor.
8011 (lfloor_optab): Define corresponding macro.
8012 * optabs.c (init_optabs): Initialize lfloor_optab.
8013 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
8014 and lfloordi2 patterns.
8015 * builtins.c (expand_builtin_int_roundingfn): New prototype.
8016 (expand_builtin_int_roundingfn): New function.
8017 (fold_builtin_int_roundingfn): New prototype.
8018 (fold_builtin_int_roundingfn): New function, renamed from
8019 fold_builtin_lround.
8020 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
8021 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
8022 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
8023 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
8024 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
8025 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
8026 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
8027 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
8028 into lfloor built-in function and (long long int)floor{,f,l} into
8029 llfloor built-in function.
8030 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
8033 2005-04-08 Ian Lance Taylor <ian@airs.com>
8035 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
8036 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
8037 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
8038 (DO_COND, DO_BODY): Likewise.
8039 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
8040 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
8041 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
8042 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
8043 (build_continue_stmt, build_break_stmt): Don't declare.
8044 (c_do_switch_warnings): Update declaration.
8045 * c-gimplify.c (enum bc_t): Remove.
8046 (struct c_gimplify_ctx, ctxp): Remove.
8047 (push_context, pop_context): Remove static functions.
8048 (c_genericize): Don't call push_context or pop_context.
8049 (begin_bc_block, finish_bc_block): Remove static functions.
8050 (build_bc_goto): Likewise.
8051 (gimplify_c_loop): Likewise.
8052 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
8053 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
8054 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
8055 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
8056 * c-common.c (c_do_switch_warnings): Rename from
8057 c_do_switch_warnings_1.
8058 (c_do_switch_warnings) [old version]: Remove.
8059 (c_do_switch_expr_warnings): Remove.
8060 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
8061 function instead of c_do_switch_expr_warnings.
8062 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
8063 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
8064 * c-pretty-print.c (pp_c_statement): Likewise.
8065 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
8067 2005-04-08 Devang Patel <dpatel@apple.com>
8069 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
8070 While selecting replacement condition pay attention to loop header.
8072 2005-04-08 Diego Novillo <dnovillo@redhat.com>
8074 Merge from tree-cleanup-branch: VRP, store CCP, store
8075 copy-prop, incremental SSA updating of FUD chains and
8076 newly exposed symbols.
8078 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
8079 (OBJS-common): Add tree-vrp.o.
8080 (tree-vrp.o): New rule.
8081 * basic-block.h (nearest_common_dominator_for_set): Declare.
8082 * common.opt (ftree-store-ccp): New flag.
8083 (ftree-copy-prop): New flag.
8084 (ftree-vrp): New flag.
8085 (ftree-store-copy-prop): New flag.
8086 * dominance.c (nearest_common_dominator_for_set): New.
8087 * domwalk.c (walk_dominator_tree): Only traverse
8088 statements in blocks marked in walk_data->interesting_blocks.
8089 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
8090 * fold-const.c (fold): Handle ASSERT_EXPR.
8091 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
8092 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
8093 flag_tree_vrp at -O2.
8094 * timevar.def (TV_TREE_VRP): Define.
8095 (TV_TREE_COPY_PROP): Define.
8096 (TV_TREE_STORE_COPY_PROP): Define.
8097 (TV_TREE_SSA_INCREMENTAL): Define.
8098 (TV_TREE_STORE_CCP): Define.
8099 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
8100 to kill_redundant_phi_nodes from comment.
8101 (verify_expr): Handle ASSERT_EXPR.
8102 * tree-dfa.c (mark_new_vars_to_rename): Remove second
8103 argument. Update all users.
8104 (mark_call_clobbered_vars_to_rename): Remove. Update all
8106 * tree-flow-inline.h (unmodifiable_var_p): New.
8107 * tree-flow.h (enum value_range_type): Declare.
8108 (struct value_range_def): Declare.
8109 (value_range): Declare.
8110 (remove_all_phi_nodes_for): Remove. Update all users.
8111 (find_phi_node_for): Declare.
8112 (add_type_alias): Declare.
8113 (count_uses_and_derefs): Declare.
8114 (kill_redundant_phi_nodes): Remove.
8115 (rewrite_into_ssa): Remove.
8116 (rewrite_def_def_chains): Remove.
8117 (update_ssa, register_new_name_mapping, create_new_def_for,
8118 need_ssa_update_p, name_registered_for_update_p,
8119 release_ssa_name_after_update_ssa, dump_repl_tbl,
8120 debug_repl_tbl, dump_names_replaced_by,
8121 debug_names_replaced_by, mark_sym_for_renaming,
8122 mark_set_for_renaming, get_current_def, set_current_def,
8123 get_value_range, dump_value_range, debug_value_range,
8124 dump_all_value_ranges, debug_all_value_ranges,
8125 expr_computes_nonzero, loop_depth_of_name,
8126 unmodifiable_var_p): Declare.
8127 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
8129 * tree-into-ssa.c (block_defs_stack): Update comment.
8130 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
8131 syms_to_rename, names_to_release, repl_tbl,
8132 need_to_initialize_update_ssa_p, need_to_update_vops_p,
8133 need_to_replace_names_p): New locals.
8134 (NAME_SETS_GROWTH_FACTOR): Define.
8135 (struct repl_map_d): Declare.
8136 (struct mark_def_sites_global_data): Add field
8138 (enum rewrite_mode): Declare.
8139 (REGISTER_DEFS_IN_THIS_STMT): Define.
8140 (compute_global_livein): Use last_basic_block instead of
8142 (set_def_block): Remove last argument. Update all callers.
8143 (prepare_use_operand_for_rename): Remove. Update all callers.
8144 (prepare_def_operand_for_rename): Remove. Update all callers.
8145 (symbol_marked_for_renaming): New.
8148 (repl_map_hash): New.
8150 (repl_map_free): New.
8151 (names_replaced_by): New.
8152 (add_to_repl_tbl): New.
8153 (add_new_name_mapping): New.
8154 (mark_def_sites): Assume that all the operands in the
8155 statement are in normal form.
8156 (find_idf): Assert that the block in the stack is valid.
8157 (get_default_def_for): New.
8158 (insert_phi_nodes_for): Add new argument 'update_p'.
8160 If update_p is true, add a new mapping between the LHS of
8161 each new PHI and the name that it replaces.
8162 (insert_phi_nodes_1): Only call find_idf if needed.
8163 (get_reaching_def): Call get_default_def_for.
8164 (rewrite_operand): Remove.
8165 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
8166 and REWRITE_THIS_STMT are false.
8167 Assume that all the operands in the statement are in
8169 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
8170 (rewrite_virtual_phi_arguments): Remove.
8171 (invalidate_name_tags): Remove.
8172 (register_new_update_single, register_new_update_set,
8173 rewrite_update_init_block, replace_use,
8174 rewrite_update_fini_block, rewrite_update_stmt,
8175 rewrite_update_phi_arguments): New.
8176 rewrite_blocks): Remove argument 'fix_virtual_phis'.
8177 Add arguments 'entry', 'what' and 'blocks'.
8178 Initialize the dominator walker according to 'what' and
8180 Start the dominator walk at 'entry'.
8181 (mark_def_site_blocks): Add argument 'interesting_blocks'.
8182 Use it to configure the dominator walker.
8183 (rewrite_into_ssa): Remove argument 'all'.
8185 (rewrite_all_into_ssa): Remove.
8186 (rewrite_def_def_chains): Remove.
8187 (mark_def_interesting, mark_use_interesting,
8188 prepare_phi_args_for_update, prepare_block_for_update,
8189 prepare_def_site_for, prepare_def_sites,
8190 dump_names_replaced_by, debug_names_replaced_by,
8191 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
8192 delete_update_ssa, create_new_def_for,
8193 register_new_name_mapping, mark_sym_for_renaming,
8194 mark_set_for_renaming, need_ssa_update_p,
8195 name_registered_for_update_p, ssa_names_to_replace,
8196 release_ssa_name_after_update_ssa,
8197 insert_updated_phi_nodes_for, update_ssa): New.
8198 * tree-loop-linear.c (linear_transform_loops): Call
8199 update_ssa instead of rewrite_into_ssa.
8200 * tree-optimize.c (vars_to_rename): Remove.
8202 (init_tree_optimization_passes): Replace
8203 pass_redundant_phi with pass_copy_prop.
8205 Replace pass_ccp with pass_store_ccp.
8206 Add pass_store_copy_prop after pass_store_ccp.
8207 (execute_todo): If the TODO_ flags don't include updating
8208 the SSA form, assert that it does not need to be updated.
8209 Call update_ssa instead of rewrite_into_ssa and
8210 rewrite_def_def_chains.
8211 If TODO_verify_loops is set, call verify_loop_closed_ssa.
8212 (tree_rest_of_compilation):
8213 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
8214 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
8215 TODO_cleanup_cfg): Renumber.
8216 (TODO_verify_loops, TODO_update_ssa,
8217 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8218 TODO_update_ssa_only_virtuals): Define.
8219 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
8221 * tree-phinodes.c (make_phi_node): Update documentation.
8222 (remove_all_phi_nodes_for): Remove.
8223 (find_phi_node_for): New.
8224 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
8225 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
8226 (interpret_rhs_modify_expr): Likewise.
8227 * tree-sra.c (decide_instantiations): Mark all symbols in
8228 SRA_CANDIDATES for renaming.
8229 (mark_all_v_defs_1): Rename from mark_all_v_defs.
8230 (mark_all_v_defs): New function. Update all users to call it
8231 with the whole list of scalarized statements, not just the
8233 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
8234 (compute_flow_insensitive_aliasing): If the tag is
8235 unmodifiable and the variable isn't or vice-versa, don't
8236 make them alias of each other.
8237 (setup_pointers_and_addressables): If the type tag for
8238 VAR is about to change, mark the old one for renaming.
8239 (add_type_alias): New.
8240 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
8241 (ccp_lattice_t): Rename from latticevalue.
8242 (value): Remove. Update all users.
8243 (const_val): New local variable.
8244 (do_store_ccp): New local variable.
8245 (dump_lattice_value): Handle UNINITIALIZED.
8246 (debug_lattice_value): New.
8247 (get_default_value): Re-write.
8248 (set_lattice_value): Re-write.
8249 (def_to_varying): Remove. Update all users.
8250 (likely_value): Return VARYING for statements that make
8251 stores when STORE_CCP is false.
8252 Return VARYING for any statement other than MODIFY_EXPR,
8253 COND_EXPR and SWITCH_EXPR.
8254 (ccp_initialize): Re-write.
8255 (replace_uses_in, replace_vuse_in, substitute_and_fold):
8256 Move to tree-ssa-propagate.c.
8257 (ccp_lattice_meet): Handle memory stores when
8258 DO_STORE_CCP is true.
8259 (ccp_visit_phi_node): Likewise.
8260 (ccp_fold): Likewise.
8261 (evaluate_stmt): Likewise.
8262 (visit_assignment): Likewise.
8263 (ccp_visit_stmt): Likewise.
8264 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
8268 (do_ssa_store_ccp): New.
8269 (gate_store_ccp): New.
8270 (pass_store_ccp): Declare.
8271 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
8272 (may_propagate_copy): Reformat.
8273 Don't abort if ORIG is a virtual and DEST isn't.
8274 If NEW does not have alias information but DEST does,
8276 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
8277 copy_prop_kind, which_copy_prop): Declare.
8278 (stmt_may_generate_copy, get_copy_of_val,
8279 get_last_copy_of, set_copy_of_val, dump_copy_of,
8280 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
8281 copy_prop_visit_stmt, copy_prop_visit_phi_node,
8282 init_copy_prop, fini_copy_prop, execute_copy_prop,
8283 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
8284 store_copy_prop): New.
8285 (pass_copy_prop, pass_store_copy_prop): Declare.
8286 * tree-ssa-dom.c (struct opt_stats_d): Add fields
8287 'num_const_prop' and 'num_copy_prop'.
8288 (cprop_operand): Update them.
8289 (dump_dominator_optimization_stats): Dump them.
8290 (tree_ssa_dominator_optimize): Call update_ssa instead of
8292 (loop_depth_of_name): Declare extern.
8293 (simplify_cond_and_lookup_avail_expr): Guard against NULL
8294 values for LOW or HIGH.
8295 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
8296 (record_equivalences_from_stmt): Call expr_computes_nonzero.
8297 (cprop_operand): Only propagate if VAL != OP.
8298 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
8299 statement for renaming.
8300 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
8301 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
8302 add_type_alias if necessary.
8303 Call mark_new_vars_to_rename.
8304 (tree_ssa_iv_optimize): If new symbols need to be renamed,
8305 mark every statement updated, call update_ssa and
8306 rewrite_into_loop_closed_ssa.
8307 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
8308 from LIVEIN if VAR is a virtual.
8309 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
8310 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
8311 (get_call_expr_operands): Reformat statement.
8312 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
8314 * tree-ssa-propagate.c (ssa_prop_init): Initialize
8315 SSA_NAME_VALUE for every name.
8316 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8317 get_value_loaded_by): New.
8318 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
8319 substitute_and_fold): Move from tree-ssa-ccp.c.
8320 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
8321 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8322 get_value_loaded_by, replace_uses_in, substitute_and_fold):
8324 * tree-ssa.c (verify_use): Fix error message.
8325 (propagate_into_addr, replace_immediate_uses, get_eq_name,
8326 check_phi_redundancy, kill_redundant_phi_nodes,
8327 pass_redundant_phi): Remove. Update all users.
8328 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8329 add_type_alias, if necessary.
8330 * tree-vectorizer.h (struct _stmt_vect_info): Update
8331 documentation for field 'memtag'.
8332 * tree-vrp.c: New file.
8333 * tree.def (ASSERT_EXPR): Define.
8334 * tree.h (ASSERT_EXPR_VAR): Define.
8335 (ASSERT_EXPR_COND): Define.
8336 (SSA_NAME_VALUE_RANGE): Define.
8337 (struct tree_ssa_name): Add field 'value_range'.
8338 (PHI_REWRITTEN): Remove.
8339 (struct tree_phi_node): Remove field 'rewritten'.
8340 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
8341 -ftree-store-copy-prop): Document.
8342 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
8343 Document usage of update_ssa.
8345 2005-04-08 David Edelsohn <edelsohn@gnu.org>
8348 * config/rs6000/predicates.md (altivec_register_operand): Accept
8350 (and64_operand): Do not limit CONST_INT to mask64_operand.
8351 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
8352 (and_operand): Do not limit CONST_INT to mask_operand.
8354 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
8356 PR rtl-optimization/20466
8357 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
8358 for overlap of the address of each list member.
8359 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
8361 2005-04-08 Mike Stump <mrs@apple.com>
8363 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
8365 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
8368 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8370 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
8372 * function.c (push_function_context_to): Don't set
8374 * function.h (function): Remove contains_functions.
8375 (current_function_contains_functions): Remove.
8377 * function.h (function): Remove instrument_entry_exit.
8378 (current_function_instrument_entry_exit): Remove.
8380 * function.h (nonlocal_labels): Remove.
8382 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
8384 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
8385 (check_attr_value, write_attr_get, write_expr_attr_cache,
8386 find_attr, make_internal_attr): Don't reference negative_ok or
8388 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
8389 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
8390 (ATTR_STATIC): Adjust the value.
8392 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
8394 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
8396 * config/s390/tpf.h (ASM_SPEC): Define.
8398 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8400 * tree-flow.h: Remove the prototype for
8401 redirect_immediate_uses.
8402 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
8404 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
8406 * arm.c (arm_const_double_by_parts): New function.
8407 * arm-protos.h (arm_const_double_by_parts): Add prototype.
8408 * arm.md (define_split for 64-bit constants): Add another one.
8410 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
8412 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
8414 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8416 * system.h: Revert last change.
8418 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
8420 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
8421 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
8422 (TARGET_SWITCHES): Delete.
8423 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8424 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
8425 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
8426 * config/xtensa/xtensa.opt: New file.
8428 2005-04-08 Ben Elliston <bje@au.ibm.com>
8430 * config/fp-bit.c: Include L_mul_tf in #endif comment.
8431 * config/fp-bit.h: Tidy comments.
8433 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8435 * system.h: Poison PARAMS.
8437 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
8439 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
8440 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
8441 (TARGET_SWITCHES): Delete.
8442 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8443 * config/vax/vax.opt: New file.
8445 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
8447 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
8449 2005-04-07 Ian Lance Taylor <ian@airs.com>
8451 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
8453 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
8454 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
8457 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
8459 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
8460 all immediate uses in PHI nodes.
8462 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
8464 * arm.c (arm_const_double_inline_cost): Handle any constant by
8465 using gen_lowpart and gen_highpart_mode.
8466 (note_invalid_constants): All constants in an RTX with a constraint
8467 that permits memory are now pushed to the constant pool.
8468 (output_move_double): Delete code to handle reg to reg and
8469 constant to reg moves.
8470 (const_double_needs_minipool, output_mov_immediate): Delete.
8471 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
8472 CONST_INT and CONST_VECTOR.
8473 * arm.md (ANY64): New mode macro.
8474 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
8475 (movdf_soft_insn): Split reg-reg and const-reg moves.
8476 (split patterns for 64-bit constant and register moves): New.
8477 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
8478 (cirrus_movdf_hard_insn): Likewise.
8479 * fpa.md (movdf_fpa): Likewise.
8480 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
8481 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
8483 (movv2si_internal_2): Likewise.
8484 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
8485 (movdf_vfp): Likewise.
8486 * arm-protos.h (output_mov_immediate): Delete prototype.
8488 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
8491 * simplify-rtx.c (simplify_unary_operation_1): Check
8492 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
8494 2005-04-06 James E Wilson <wilson@specifixinc.com>
8497 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
8500 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
8502 * coverage.h (GCOV_TYPE_NODE): Delete.
8503 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
8504 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
8505 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
8506 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
8507 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
8509 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
8512 * Makefile.in (gcc.pot): Remove options.c dependency.
8513 * optc-gen.awk: Don't quote help strings with N_().
8515 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
8517 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
8518 the function returns a pointer type.
8520 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
8522 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
8523 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
8524 * doc/invoke.texi: Documnet salias-max-implicit-fields.
8525 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
8526 explicit_uses members.
8527 (get_or_create_used_part_for): Initialize new fields.
8528 (fieldoff_compare): New function.
8529 (create_overlap_variables_for): Count number of fields, use
8530 heuristic to determine whether to create subvars for vars with
8532 Sort the field list by offset and avoid creating duplicate SFT's.
8534 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8536 * c.opt (-F): Remove trailing whitespace from help string.
8537 (-finput-charset): Use a tab to separate the switch name and help
8539 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
8540 (-ftree-vectorizer-verbose): Likewise.
8542 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8544 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
8545 a PHI argument where a use occurs instead of all PHI arguments.
8547 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
8549 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
8552 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8554 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
8555 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
8556 config/bfin/bfin.h: Fix comment typos.
8558 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
8560 * doc/install.texi: Update the URL for Jacks.
8561 * doc/sourcebuild.texi: Likewise.
8563 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8566 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
8567 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
8569 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8571 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
8573 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8575 * config/v850/v850-protos.h (override_options): Delete.
8576 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
8577 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
8578 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
8579 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
8580 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
8581 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
8582 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
8583 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
8584 (OVERRIDE_OPTIONS): Delete.
8585 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
8586 (small_memory_info): Remove the value field.
8587 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
8589 * config/v850/v850.c (small_memory): Remove the value field.
8590 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8591 (override_options): Delete.
8592 (v850_handle_memory_option, v850_handle_option): New functions.
8593 * config/v850/v850.opt: New file.
8595 2005-04-06 Geoffrey Keating <geoffk@apple.com>
8597 * config.host: Add a section for generic hosts, and a subsection
8598 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
8599 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
8600 * config/host-darwin.h: New.
8601 * config/x-darwin: New.
8602 * config/i386/host-i386-darwin.c: New.
8603 * config/i386/x-darwin: New.
8604 * config/rs6000/host-darwin.c: Include host-darwin.h.
8605 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
8606 (darwin_rs6000_gt_pch_use_address): Likewise.
8607 * config/rs6000/x-darwin: Change name of .o built, update
8608 dependencies for changes to rs6000/host-darwin.c.
8610 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8613 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
8615 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
8617 * tree-vect-analyze.c (vect_analyze_loop_form): Call
8618 split_loop_exit_edge instead of loop_split_edge_with.
8620 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
8622 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
8623 UNSPEC_SET_VSCR): New constants, used throughout.
8625 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
8627 (altivec_vspltis<VI_char>): ... this pattern, using
8628 a QImode const_int_operand for the immediate.
8629 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
8632 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8635 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
8637 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8639 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
8641 2005-04-06 Ben Elliston <bje@au.ibm.com>
8643 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
8644 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
8645 macros as living in "this file" and not gcc.h.
8647 2005-04-06 Ben Elliston <bje@au.ibm.com>
8649 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
8650 -ftree-live_range_split. Perhaps renamed at some point?
8652 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8655 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
8656 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
8658 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8660 * tree-flow.h (number_of_iterations_cond): Declaration removed.
8661 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
8662 (number_of_iterations_special): New function.
8663 (number_of_iterations_exit): Use number_of_iterations_special.
8664 Use simplify_using_outer_evolutions only at -O3.
8665 (number_of_iterations_cond, tree_simplify_using_condition,
8666 simplify_using_initial_conditions, loop_niter_by_eval,
8667 compare_trees, can_count_iv_in_wider_type_bound,
8668 simplify_using_outer_evolutions): Use fold_build.
8670 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
8672 * doc/install.texi (Configuration): Document --with-java-home.
8674 2005-04-05 Richard Henderson <rth@redhat.com>
8678 * config/i386/i386.c (print_operand): Handle vector zeros.
8679 (ix86_split_to_parts): Handle CONST_VECTOR.
8680 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
8681 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
8682 what modes to tie for MMX and SSE registers.
8683 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
8684 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
8685 to vector modes as well.
8686 * config/i386/predicates.md (const0_operand): Handle VOIDmode
8687 properly as an input mode.
8689 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8691 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
8693 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8695 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
8697 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8699 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
8700 and local functions, set sse_nregs to 8 and float_in_sse.
8701 (function_arg_advance, function_arg): If float_in_sse, pass
8702 SFmode and DFmode arguments in SSE registers.
8703 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
8705 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
8706 of -funit-at-a-time.
8708 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8710 * config/i386/i386-protos.h (ix86_function_value): Accept two
8711 arguments, like the target macro.
8712 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
8713 * config/i386/i386.c (ix86_function_value): Accept the second
8714 argument of the target macro.
8715 (ix86_function_ok_for_sibcall): Pass a function pointer to
8716 ix86_function_value.
8717 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
8718 call to ix86_value_regno).
8719 (ix86_value_regno): Add support for returning floating point values
8722 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8724 PR tree-optimization/20076
8725 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
8726 that call __builtin_return or __builtin_apply_args.
8728 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8730 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
8731 Use immediate use iterator.
8732 (stmt_is_bumper_for_loop): Use immediate use iterator.
8733 * predict.c (strip_builtin_expect): Use update_stmt.
8734 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8735 on all elements of a STATEMENT_LIST.
8736 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
8737 (bsi_remove): Remove imm_use links and mark the stmt as modified.
8738 (bsi_replace): Mark stmt as modified and the update it.
8739 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
8740 (expand_complex_libcal): Call update_stmt.
8741 (expand_complex_comparison): Call mark_stmt_modified.
8742 (expand_complex_operations_1): Call update_stmt_if_modified.
8743 (expand_vector_operations_1): Call mark_stmt_modified.
8744 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
8745 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
8746 add_immediate_use, redirect_immediate_use,
8747 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
8748 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
8749 (mark_new_vars_to_rename): Call update_stmt.
8750 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
8751 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
8753 (unmodify_stmt): Delete.
8754 (update_stmt): New. Force an update of a stmt.
8755 (update_stmt_if_modified): update a stmt if it is out of date.
8756 (get_stmt_operands): Verify stmt is NOT modified.
8757 (stmt_modified_p): Update comment.
8758 (delink_imm_use): Remove a use node from its immuse list.
8759 (link_imm_use_to_list): Link a use node to a specific list.
8760 (link_imm_use): Link a node to the correct list.
8761 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
8762 it in the correct list, if appropriate.
8763 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
8764 (relink_imm_use): Link a use node in place of another node in a list.
8765 (relink_imm_use_stmt): LInk a node in place of another node, and set
8767 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
8768 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
8769 (first_safe_imm_use): New. Initialize a safe immuse iterator.
8770 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
8771 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
8772 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
8773 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
8774 (has_zero_uses): New. Return true if there are no uses of a var.
8775 (has_single_use): New. Return true if there is only a single use of a
8777 (single_imm_use): New. Return the simgle immediate use.
8778 (num_imm_uses): New. Return the number of immediate uses.
8779 (get_v_must_def_ops): Use is now a pointer.
8780 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
8781 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
8783 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
8784 (delink_stmt_imm_use): Delink all immuses from a stmt.
8785 (phi_arg_index_from_use): New. Return a phi arg index for a use.
8786 * tree-flow.h (struct dataflow_d): Delete.
8787 (immediate_use_iterator_d): New. Immediate use iterator struct.
8788 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
8789 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
8790 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
8792 (struct stmt_ann_d): Remove dataflow_t from struct.
8793 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
8794 (if_convertible_phi_p): Use FAST immuse iterator.
8795 (if_convertible_loop_p): Don't call compute_immediate_uses.
8796 (replace_phi_with_cond_modify_expr): Call update_stmt.
8797 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
8798 update_stmt_if_modified.
8799 (rewrite_all_into_ssa): Initialize ssa operands.
8800 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
8801 compute_immediate_uses.
8802 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
8803 ssa_property is available.
8804 (execute_one_pass): Change parameters passed to execute_todo.
8805 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
8806 (remove_ssa_form): Call fini_ssa_operands.
8807 (insert_backedge_copies): Delete call to modify_stmt.
8808 * tree-phinodes.c (make_phi_node): Initialize use nodes.
8809 (release_phi_node): Delink any use nodes before releasing.
8810 (resize_phi_node): Relink any use nodes.
8811 (remove_phi_arg_num): Delink the use node.
8812 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
8813 (remove_all_phi_nodes_for): Release phi node first.
8814 * tree-pretty-print.c (dump_generic_node): Print stmt address.
8815 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
8816 (scalarize_use, scalarize_copy): Call update_stmt.
8817 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
8818 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
8819 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
8820 (ccp_initialize): Remove call to compute_immediate_uses.
8821 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
8822 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
8824 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
8825 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
8826 (eliminate_redundant_computations): Call mark_stmt_modified.
8827 (cprop_operand): Call mark_stmt_modified.
8828 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
8829 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
8830 (dse_optimize_stmt): Use new immuse interface.
8831 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
8832 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
8833 (substitute_single_use_vars): Use new immuse interface.
8834 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
8835 and compute_immediate_uses.
8836 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
8838 (rewrite_mem_refs): Call update_stmt.
8839 (determine_lsm): Remove call to compute_imm_uses and free_df.
8840 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
8841 (try_unroll_loop_completely): Call update_stmt.
8842 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
8843 (rewrite_use_compare): Call update_stmt.
8844 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
8845 (rewrite_use) : Call update_stmt.
8846 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
8847 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
8849 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
8850 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
8851 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
8853 (initialize_vuse_operand): New. Initialize a vuse operand.
8854 (initialize_v_may_def_operand): New. Initialize a maydef operand.
8855 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
8856 (finalize_ssa_defs): Use stmt parameter.
8857 (correct_use_link): Ensure a use node is in the correct list, and has
8858 the correct stmt pointer.
8859 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
8860 finalize_ssa_v_must_defs): Also initialize use nodes.
8861 (finalize_ssa_stmt_operands): Pass extra stmt operands.
8862 (build_ssa_operands): Seperate parsing from final operand construction.
8863 (parse_ssa_operands): New. Parse entry point for operand building.
8864 (swap_tree_operands): New. Swap 2 tree operands.
8865 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
8867 (get_expr_operands): Call swap_tree_operands when needed.
8868 (copy_virtual_operands): Use initialize routines for virtual use ops.
8869 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
8870 (verify_abort): New. Issue imm_use error.
8871 (verify_imm_links): New Verify imm_use links for a var.
8872 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
8873 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
8874 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
8875 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
8876 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
8877 (NULL_USE_OPERAND_P) Define.
8878 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
8880 (struct vuse_operand_type): New struct.
8881 (SET_USE): Call set_ssa_use_from_ptr.
8883 (PHI_ARG_INDEX_FROM_USE): Define.
8884 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
8885 argument via SET_USE, not PHI_ARG_DEF_TREE.
8886 * tree-ssa-pre.c (eliminate): Call update_stmt.
8887 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
8889 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
8890 (nearest_common_dominator_of_uses): Use imm_use iterator.
8891 (statement_sink_location): Use imm_use iterator and interface.
8892 (execute_sink_code): Don't call compute_immediate_uses or free-df.
8893 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
8894 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
8895 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
8896 (verify_ssa): Ensure no stmt is marked modify after optimization pass
8897 if new parameter is true.
8898 (init_tree_ssa): Don't initialize operand cache here.
8899 (delete_tree_ssa): Don't destroy operand cache here.
8900 (propagate_into_addr): Pass in a use pointer, return true if anything
8902 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
8903 (check_phi_redundancy): Use imm_use iterator.
8904 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
8906 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
8907 (release_ssa_name): Delink node and all elements in its imm_use list.
8908 * tree-tailcall.c (adjust_return_value): Call update_stmt.
8909 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
8910 * tree-vectorizer.c (need_imm_uses_for): Delete.
8911 (vectorize_loops): Dont call compute_immediate_uses or free_df.
8912 * tree.h (struct ssa_imm_use_d): Define.
8913 (SSA_NAME_IMM_USE_NODE): Define.
8914 (struct tree_ssa_name): Add imm_use node.
8916 (PHI_ARG_IMM_USE_NODE): Define.
8917 (struct phi_arg_d): Add imm_use node.
8918 (struct tree_phi_node): Remove struct dataflow_d element.
8919 (TDF_STMTADDR): Define.
8921 2005-04-05 Dale Johannesen <dalej@apple.com>
8923 * doc/invoke.texi (Optimization Options): Remove
8924 duplicate -fcse-follow-jumps. Add -fweb.
8925 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
8926 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
8928 2005-04-05 Per Bothner <per@bothner.com>
8930 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
8931 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
8932 (warn_uninit): Get EXPR_LOCUS from context now instead.
8933 This fixes a USE_MAPPED_LOCATION testsuite failure.
8935 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
8937 2005-04-05 Per Bothner <per@bothner.com>
8939 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
8940 of the artification 'return 0' in main() to BUILTINS_LOCATION.
8941 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
8944 2004-04-05 Devang Patel <dpatel@apple.com>
8946 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
8947 (lhsr<mode>3): ... new name.
8948 (altivec_vsra<VI_char>): Rename to ..
8949 (ashr<mode>3): ... new name.
8950 * config/rs6000/rs6000.c (builtin_description): Rename shift
8953 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
8955 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
8956 gen_lowpart_for_combine.
8957 * cse.c (gen_lowpart_if_possible): Move...
8958 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
8960 (gen_lowpart_no_emit_general): Use it.
8962 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8964 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
8967 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8969 * system.h: Fix typo.
8971 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
8973 * config/bfin/bfin-modes.def: New file.
8974 * config/bfin/bfin-protos.h: New file.
8975 * config/bfin/bfin.c: New file.
8976 * config/bfin/bfin.h: New file.
8977 * config/bfin/bfin.md: New file.
8978 * config/bfin/bfin.opt: New file.
8979 * config/bfin/crti.s: New file.
8980 * config/bfin/crtn.s: New file.
8981 * config/bfin/elf.h: New file.
8982 * config/bfin/lib1funcs.asm: New file.
8983 * config/bfin/predicates.md: New file.
8984 * config/bfin/t-bfin: New file.
8985 * config/bfin/t-bfin-elf: New file.
8986 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
8987 Document new attributes.
8988 (interrupt, interrupt_handler, saveall): Update documentation for
8990 * doc/install.texi (Specific): Add entry for the Blackfin.
8991 * doc/invoke.texi (Blackfin Options): New section.
8992 * doc/md.texi (Blackfin family): New section to document constraints.
8993 * config.gcc: Add bfin*-* and bfin*-elf configurations.
8995 2005-04-05 Olivier Hainque <hainque@adacore.com>
8997 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
8998 match what the system unwinder expects.
8999 * config/mips/mips.c (mips_frame_set): If we're saving the return
9000 address register and the dwarf return address column number differs
9001 from the hard register number, adjust the note reg to refer to the
9004 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
9006 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
9007 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
9008 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9009 (processor_type): New enum.
9010 (mn10300_processor): New variable.
9011 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
9012 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
9013 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9014 (PROCESSOR_DEFAULT): New macro.
9015 * config/mn10300/mn10300.c (mn10300_processor): New variable.
9016 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9017 (mn10300_handle_option, mn10300_override_options): New functions.
9018 * config/mn10300/mn10300.opt: New file.
9020 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9021 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
9023 PR tree-optimization/19903
9024 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
9025 that don't fit in their type after conversion.
9027 2005-04-05 Uros Bizjak <uros@kss-loka.si>
9030 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
9031 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
9032 Allocate local stack slots here. Set ix86_optimize_mode_switching.
9033 flag here. Implement using define_insn_and_split.
9034 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
9035 (frndintxf2_mask_pm_i387): New insn patterns.
9036 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
9037 Do not set ix86_optimize_mode_switching flag.
9038 (ceilsf2, ceildf2, ceilxf2): Same.
9039 (btruncsf2, btruncdf2, btruncxf2): Same.
9040 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
9042 2005-04-05 Ian Lance Taylor <ian@airs.com>
9045 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
9046 i386_pe_record_external_function.
9047 (i386_pe_record_external_function): Update declaration.
9048 * config/i386/winnt.c (struct extern_list): Add decl field.
9049 (i386_pe_record_external_function): Add decl parameter.
9050 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
9052 * config/i386/i386-protos.h (i386_pe_record_external_function):
9055 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
9057 * config/m68k/m68k-protos.h: Add a prototype for
9058 valid_dbcc_comparison_p_2.
9059 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
9060 extend_operator, const_uint32_operand, const_sint32_operand,
9061 general_src_operand, nonimmediate_src_operand,
9062 memory_src_operand, post_inc_operand, pre_dec_operand,
9063 pcrel_address): Move to predicates to predicates.md.
9064 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
9065 * config/m68k/m68k.md: Include predicates.md.
9066 * config/m68k/predicates.md: New.
9068 2005-04-04 Roger Sayle <roger@eyesopen.com>
9070 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
9072 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
9074 2005-04-04 Ian Lance Taylor <ian@airs.com>
9076 * c-typeck.c (struct c_switch): Rename switch_stmt field to
9078 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
9079 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
9080 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
9081 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
9082 * c-common.c (c_do_switch_warnings_1): New static function broken
9083 out of c_do_switch_warnings.
9084 (c_do_switch_warnings): Call c_do_switch_warnings_1.
9085 (c_do_switch_expr_warnings): New function.
9086 * c-common.h (c_do_switch_expr_warnings): Declare.
9088 2005-04-04 David Edelsohn <edelsohn@gnu.org>
9089 Daniel Jacobowitz <dan@codesourcery.com>
9091 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
9093 * rtlanal.c (may_trap_p): Same.
9095 2005-04-04 Dale Johannesen <dalej@apple.com>
9097 * ChangeLog: remove reference to ChangeLog.12.
9099 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
9101 CRIS epilogue as RTL.
9102 * config/cris/cris.md: Change all 0 in unspec 0 to
9104 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
9105 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
9107 ("return"): Change to define_expand. Call cris_expand_return for
9109 ("*return_expanded"): New pattern.
9110 ("epilogue"): New define_expand.
9111 * config/cris/cris.h (PREDICATE_CODES): Add
9112 cris_load_multiple_op.
9113 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
9115 (enum cris_retinsn_type): New.
9116 (struct machine_function): New member return_type.
9117 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
9118 (cris_target_asm_function_epilogue): Remove, moving RTLified
9120 (cris_expand_epilogue): New function.
9121 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
9122 (cris_gen_movem_load, cris_load_multiple_op)
9123 (cris_return_address_on_stack_for_return, cris_expand_return): New
9125 (cris_target_asm_function_prologue)
9126 (cris_initial_frame_pointer_offset): Call
9127 cris_reg_saved_in_regsave_area instead of complicated expression.
9128 Call cris_return_address_on_stack instead of an expression.
9129 (cris_print_operand) <case 'o', case 'O'>: New cases.
9130 (cris_return_address_on_stack): Change return-type to bool.
9131 (cris_simple_epilogue): Ditto. Return false if registers are
9133 * config/cris/cris-protos.h (cris_simple_epilogue)
9134 (cris_return_address_on_stack): Adjust prototype return type.
9135 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
9136 (cris_return_address_on_stack_for_return): New prototypes.
9138 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9140 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
9141 gpr_or_int12_operand.
9143 * config/frv/frv-protos.h: Add a prototype to
9144 frv_legitimate_memory_operand and frv_const_unspec_p.
9145 (frv_unspec): Move from frv.c.
9146 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
9147 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
9148 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
9149 gpr_or_fpr_operand, gpr_or_int12_operand,
9150 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
9151 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
9152 int6_operand, int5_operand, uint5_operand, uint4_operand,
9153 uint1_operand, int_2word_operand, uint16_operand,
9154 upper_int16_operand, integer_register_operand,
9155 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
9156 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
9157 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
9158 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
9159 move_destination_operand, movcc_fp_destination_operand,
9160 frv_function_symbol_referenced_p, move_source_operand,
9161 condexec_dest_operand, condexec_source_operand,
9162 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
9163 const_unspec_operand, gpr_or_memory_operand,
9164 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
9165 icc_operand, fcc_operand, cc_operand, icr_operand,
9166 fcr_operand, cr_operand, call_operand, sibcall_operand,
9167 symbolic_operand, relational_operator,
9168 integer_relational_operator, float_relational_operator,
9169 ccr_eqne_operator, minmax_operator,
9170 condexec_si_binary_operator, condexec_si_media_operator,
9171 condexec_si_divide_operator, condexec_si_unary_operator,
9172 condexec_sf_conv_operator, condexec_sf_add_operator,
9173 condexec_memory_operand, intop_compare_operator, acc_operand,
9174 even_acc_operand, quad_acc_operand, accg_operand: Move to
9176 * config/frv/frv.h (PREDICATE_CODES): Remove.
9177 * config/frv/frv.md: Include predicates.md.
9178 * config/frv/predicates.md: New.
9180 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9183 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
9184 * tree-ssa-loop-ivopts.c: Include langhooks.h.
9185 (add_standard_iv_candidates_for_size): New function, extracting code
9186 from add_standard_iv_candidates and parameterizing it by type size.
9187 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
9189 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9191 * system.h (GCOV_SIZE_TYPE): Unposion.
9192 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
9193 (GCOV_TYPE_SIZE): ...this new macro.
9194 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
9195 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
9196 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
9197 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
9198 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
9199 instead of unsigned_intSI_type_node.
9200 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
9201 (rtl_gen_one_value_profiler_no_edge_manipulation)
9202 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
9203 * value-prof.c: Include coverage.h.
9205 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
9206 Diego Novillo <dnovillo@redhat.com>
9208 Fix PR tree-optimization/20703
9209 Fix PR tree-optimization/20725
9211 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
9212 (create_expression_by_pieces): Ditto.
9213 (valid_in_set): Ditto. Also handle tcc_declaration.
9214 (find_or_generate_expression): Handle comparison class.
9215 (insert_into_preds_of_block): Ditto.
9216 (insert_aux): Ditto.
9217 (create_value_expr_from): Handle comparison class, recursively
9218 handle reference nodes.
9219 (compute_avail): Handle comparison classes, rewrite a little cleaner.
9220 (execute_pre): Fix spacing.
9221 (do_fre): Renamed to execute_fre.
9223 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9225 * doc/invoke.texi (SPARC options): Document that
9226 -mlittle-endian is not supported on Linux either.
9228 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9232 * config.gcc (Obsolete configurations): Remove
9233 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
9234 (sparclite-*-coff*): Delete.
9235 (sparclite-*-elf*): Likewise.
9236 (sparc86x-*-elf*): Likewise.
9237 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
9238 * config/sparc/lite.h: Delete.
9239 * config/sparc/litecoff.h: Likewise.
9240 * config/sparc/liteelf.h: Likewise.
9241 * config/sparc/sp86x-elf.h: Likewise.
9242 * config/sparc/t-sparclite: Likewise.
9243 * config/sparc/t-sp86x: Likewise.
9245 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
9247 * config/s390/s390-protos.h: (s390_comparison,
9248 s390_alc_comparison, s390_slb_comparison, const0_operand,
9249 consttable_operand, larl_operand, s_operand,
9250 shift_count_operand, bras_sym_operand, load_multiple_operation,
9251 store_multiple_operation, s390_plus_operand): Remove prototypes.
9252 (s390_legitimate_address_without_index_p): New prototype.
9253 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
9255 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
9256 const0_operand, consttable_operand, larl_operand, s_operand,
9257 shift_count_operand, bras_sym_operand, load_multiple_operation,
9258 store_multiple_operation, s390_plus_operand): Move to
9260 (check_mode): Remove.
9261 (s390_branch_condition_mask): Remove 'static'. Move prototype to
9263 (s390_legitimate_address_without_index_p): New.
9264 * config/s390/s390.h (PREDICATE_CODES): Remove.
9265 * config/s390/s390.md: Include predicates.md.
9266 * config/s390/predicates.md: New.
9268 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9271 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
9272 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
9273 (NEED_INDICATE_EXEC_STACK): Define to 1.
9274 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
9275 (NEED_INDICATE_EXEC_STACK): Define to 1.
9276 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
9277 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
9278 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
9279 (pic_helper_emitted_p): New global.
9280 (emit_pic_helper): New function extracted from...
9281 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
9282 Do not call emit_pic_helper if delay_pic_helper is true.
9283 (sparc_expand_prologue): Pass 'false' to load_pic_register.
9284 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
9285 (sparc_file_end): New function.
9287 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9289 * config/mcore/mcore-protos.h: Remove the prototypes for
9290 mcore_arith_reg_operand, mcore_general_movsrc_operand,
9291 mcore_general_movdst_operand, mcore_reload_operand,
9292 mcore_arith_J_operand, mcore_arith_K_operand,
9293 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
9294 mcore_arith_K_S_operand, mcore_arith_imm_operand,
9295 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9296 mcore_literal_K_operand, mcore_addsub_operand,
9297 mcore_compare_operand, mcore_load_multiple_operation,
9298 mcore_store_multiple_operation, mcore_call_address_operand.
9299 Add a prototype for const_ok_for_mcore.
9300 * config/mcore/mcore.c (mcore_call_address_operand,
9301 mcore_general_movsrc_operand, mcore_general_movdst_operand,
9302 mcore_arith_reg_operand, mcore_reload_operand,
9303 mcore_arith_J_operand, mcore_arith_K_operand,
9304 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
9305 mcore_arith_M_operand, mcore_arith_imm_operand,
9306 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9307 mcore_literal_K_operand, mcore_addsub_operand,
9308 mcore_compare_operand, mcore_load_multiple_operation,
9309 mcore_store_multiple_operation): Move to predicates.md.
9310 (const_ok_for_mcore): Export.
9311 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
9312 * config/mcore/mcore.md: Include predicates.md.
9313 * config/mcore/predicates.md: New.
9315 * config/mcore/predicates.md: Fix a comment typo.
9317 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
9318 Adrian Straetling <straetling@de.ibm.com>
9320 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
9321 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
9322 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
9324 ("imul"): Removed from "type" attribute.
9325 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
9326 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
9327 Changed type to imulsi.
9328 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
9330 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9332 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
9333 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
9334 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
9335 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
9336 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
9337 (TARGET_SWITCHES, mcore_stack_increment_string)
9338 (TARGET_OPTIONS): Delete.
9339 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
9340 than *_BIT constants.
9341 (TARGET_8ALIGN): #undef old definition before redefining to 1.
9342 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
9343 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
9344 (mcore_override_options): Delete mcore_stack_increment code.
9345 Change use of M340_BIT to MASK_M340.
9346 * config/mcore/mcore.opt: New file.
9348 2005-04-04 Ian Lance Taylor <ian@airs.com>
9350 * config/arm/arm.c (replace_symbols_in_block): Remove static
9353 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9355 * config/fr30/fr30-protos.h: Remove the prototypes for
9356 stack_add_operand, add_immediate_operand,
9357 high_register_operand, low_register_operand, call_operand,
9358 di_operand, and nonimmediate_di_operand.
9359 * config/fr30/fr30.c (stack_add_operand,
9360 add_immediate_operand, high_register_operand,
9361 low_register_operand, call_operand, di_operand,
9362 nonimmediate_di_operand): Move to predicates.md.
9363 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
9364 * config/fr30/fr30.md: Include predicates.md.
9365 * config/fr30/predicates.md: New.
9367 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
9368 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
9369 mcore_call_address_operand.
9371 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
9372 general_movsrc_operand.
9374 2005-04-04 Alan Modra <amodra@bigpond.net.au>
9376 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
9379 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
9382 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
9385 2005-04-04 Richard Henderson <rth@redhat.com>
9386 Jakub Jelinek <jakub@redhat.com>
9388 PR rtl-optimization/16104
9389 * fold-const.c (fold_unary): Fix folding of vector conversions.
9391 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9393 * config.gcc (xstormy16-*-elf): Set extra_options.
9394 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
9395 * config/stormy16/stormy16.opt: New file.
9397 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9399 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
9400 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
9401 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
9402 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
9403 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
9404 (TARGET_UNIX_ASM): Delete.
9405 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
9406 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
9407 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
9408 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9409 * config/pdp11/pdp11.opt: New file.
9411 2005-04-03 Roger Sayle <roger@eyesopen.com>
9412 Alexandre Oliva <aoliva@redhat.com>
9415 * fold-const.c (non_lvalue): Split tests into...
9416 (maybe_lvalue_p): New function.
9417 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
9418 C++ front-end prior to lowering into gimple form.
9420 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9422 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
9423 BUILT_IN_STRNCASECMP): New.
9424 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
9427 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
9430 * arm.md (addsi3_compare0_for_combiner): Delete.
9431 (addsi3_compare0_scratch_for_combiner): Delete.
9432 (cmpsi_neg_shiftsi): Delete.
9433 (compare_negsi_si): New pattern.
9434 (cmpsi_negshiftsi_si): New pattern.
9435 (negated_cbranchsi4): Restrict to equality_operator.
9437 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
9440 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9442 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
9445 * doc/install.texi: Fix a typo.
9447 2005-04-03 Steven Bosscher <stevenb@suse.de>
9450 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
9451 a computed goto if the edge to the computed goto block has
9452 incoming abnormal edges. Clarify how the function works.
9454 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
9456 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
9457 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
9458 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
9459 hash_scan_set, reg_set_between_after_reload_p,
9460 reg_used_between_after_reload_p, get_avail_load_store_reg,
9461 eliminate_partially_redundant_load): Likewise.
9462 * postreload.c (reload_cse_simplify_set,
9463 reload_combine_note_use): Likewise.
9464 * predict.c (predict_insn, expected_value_to_br_prob,
9465 propagate_freq, expensive_function_p): Likewise.
9466 * print-rtl.c (print_rtx): Likewise.
9467 * profile.c (instrument_edges, instrument_values,
9468 compute_branch_probabilities, branch_prob, union_groups,
9469 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
9470 * protoize.c (in_system_include_dir, file_could_be_converted,
9471 file_normally_convertible, gen_aux_info_file, seek_to_line,
9472 do_cleaning): Likewise.
9473 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
9474 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
9475 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
9477 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9479 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
9480 * modulo-sched.c (undo_replace_buff_elem): New structure.
9481 (kernel_number_of_cycles, ps_unschedule_node,
9482 undo_generate_reg_moves,free_undo_replace_buff,
9483 undo_permute_partial_schedule, loop_single_full_bb_p,
9484 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
9485 build_loops_structure, get_sched_window): New.
9486 (generate_reg_moves): Return undo_replace_buff_elem and other
9488 (generate_prolog_epilog): Remove old loop versioning.
9489 (sms_schedule): Use loop information and loop_version.
9490 (sms_schedule_by_order): Split part of it to get_sched_window.
9491 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
9492 cfg_layout_finalize and free_dominance_info before/after SMS.
9494 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9496 * cfghooks.c (lv_flush_pending_stmts,
9497 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
9498 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
9499 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
9500 lv_add_condition_to_bb,
9501 lv_adjust_loop_header_phi, extract_cond_bb_edges,
9502 flush_pending_stmts): New in cfg_hooks structure.
9503 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
9504 extract_cond_bb_edges, lv_adjust_loop_header_phi,
9505 lv_add_condition_to_bb): New declarations.
9506 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
9508 (loop_version): Declare.
9509 * cfgloopmanip.c (cfghooks.h): Include.
9510 (duplicate_loop_to_header_edge): Change return type to bool.
9511 (loop_version, lv_adjust_loop_entry_edge): Move here.
9512 * cfgrtl.c (cfgloop.h): Include.
9513 (rtl_verify_flow_info_1): Fix.
9514 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
9515 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
9517 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
9518 tree_lv_add_condition_to_bb): New.
9519 (tree_cfg_hooks): Add new hooks to initialization.
9520 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
9521 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
9523 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9525 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
9526 xstormy16_below100_or_register,
9527 xstormy16_splittable_below100_or_register, and
9528 nonimmediate_nonstack_operand.
9530 * config/stormy16/stormy16-protos.h: Remove the prototypes for
9531 xstormy16_ineqsi_operator, equality_operator,
9532 inequality_operator, shift_operator,
9533 xstormy16_below100_operand, xstormy16_below100_or_register,
9534 xstormy16_splittable_below100_or_register,
9535 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
9536 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
9537 equality_operator, inequality_operator,
9538 xstormy16_below100_operand, xstormy16_below100_or_register,
9539 xstormy16_splittable_below100_or_register,
9540 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
9541 nonimmediate_nonstack_operand, shift_operator): Move to
9543 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
9544 * config/stormy16/stormy16.md: Include predicates.md.
9545 * config/stormy16/predicates.md: New.
9547 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9549 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
9550 small_int, large_int, reg_or_0_operand, simple_memory_operand,
9551 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
9552 move_operand, power_of_2_operand): Move to predicates.md.
9553 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
9554 PREDICATE_CODE): Remove.
9555 * config/iq2000/iq2000.md: Include predicates.md.
9556 * config/iq2000/predicates.md: New.
9558 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
9560 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
9561 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
9562 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
9563 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
9564 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
9565 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
9566 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
9567 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9568 (TARGET_M68HC11): Delete.
9569 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
9570 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
9571 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
9572 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9573 (nb_soft_regs): Delete.
9574 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
9575 (m68hc11_override_options): Remove the code that caters for MASK_M6811
9576 and MASK_M6812 being set simultaneously. Change the code that sets
9577 the default m68hc11_soft_reg_count to use integers instead of strings.
9578 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
9579 m68hc11_soft_reg_count (which now has an int type) as the number
9581 * config/m68hc11/m68hc11.opt: New file.
9583 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9585 * config/fr30/fr30.h (PREDICATE_CODES): Remove
9586 fp_displacement_operand, sp_displacement_operand.
9588 * config/m68hc11/m68hc11-protos.h: Add a prototype for
9590 Remove the prototypes for tst_operand, cmp_operand,
9591 stack_register_operand, d_register_operand,
9592 hard_addr_reg_operand, splitable_operand,
9593 m68hc11_logical_operator, m68hc11_arith_operator,
9594 m68hc11_non_shift_operator, m68hc11_shift_operator,
9595 m68hc11_unary_operator, m68hc11_eq_compare_operator,
9596 non_push_operand, hard_reg_operand, and
9597 reg_or_some_mem_operand.
9598 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
9600 (tst_operand, cmp_operand, non_push_operand,
9601 splitable_operand, reg_or_some_mem_operand,
9602 stack_register_operand, d_register_operand,
9603 hard_addr_reg_operand, hard_reg_operand,
9604 m68hc11_eq_compare_operator, m68hc11_logical_operator,
9605 m68hc11_arith_operator, m68hc11_non_shift_operator,
9606 m68hc11_shift_operator, m68hc11_unary_operator): Move to
9608 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
9609 * config/m68hc11/m68hc11.md: Include predicates.md.
9610 * config/m68hc11/predicates.md: New.
9612 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9615 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
9616 change checked in along with 2005-03-03's patch for debug/20253.
9617 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
9618 (remap_decl): Insert type decl in map earlier.
9620 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9622 PR tree-optimization/20640
9623 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
9624 post-dominator if it has phi nodes.
9625 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
9626 before dead statements.
9628 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9631 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
9633 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9635 PR rtl-optimization/20290
9636 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
9637 in every iteration if the entry point is the exit test.
9639 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
9641 * config/cris/cris.md (attribute "length"): Define.
9643 2005-04-02 Geoffrey Keating <geoffk@apple.com>
9645 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
9646 (word_offset_memref_operand): New.
9647 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
9648 (indexed_or_indirect_operand): Delete.
9649 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
9650 (indexed_or_indirect_operand): Delete.
9652 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
9655 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
9658 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
9659 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
9661 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9663 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
9665 2005-04-01 Ian Lance Taylor <ian@airs.com>
9667 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
9668 (rus, prus): Remove static variables.
9669 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
9670 (process_command): Permit report_times and use_pipes together.
9672 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9674 * c-decl.c (validate_proto_after_old_defn): Look at
9675 TYPE_MAIN_VARIANT of argument types.
9677 2005-04-01 Paul Brook <paul@codesourcery.com>
9679 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
9680 (arm_output_function_epilogue): Allow call_via_SP.
9681 (thumb_call_via_reg, arm_file_end): Ditto.
9682 * config/arm/arm.h (struct machine_function): Include space for SP.
9683 (thumb_call_via_label): Update declaration.
9685 2005-04-01 Ian Lance Taylor <ian@airs.com>
9687 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
9688 doing a peephole optimization, once again put any notes in the
9691 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9693 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
9695 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9697 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
9698 (block_alloc, find_free_reg): Likewise.
9699 * loop-doloop.c (doloop_modify): Likewise.
9700 * loop-invariant.c (record_use): Likewise.
9701 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
9702 get_iv_value, canon_condition, eliminate_implied_condition,
9703 eliminate_implied_condition, simplify_using_initial_values,
9704 shorten_into_mode, canonicalize_iv_subregs,
9705 iv_number_of_iterations): Likewise.
9706 * loop-unroll.c (expand_var_during_unrolling): Likewise.
9707 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
9708 unswitch_loop): Likewise.
9709 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
9710 move_movables, replace_call_address, find_and_verify_loops,
9711 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
9712 record_giv, final_giv_value, general_induction_var,
9713 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
9714 loop_giv_dump): Likewise.
9716 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
9717 GCOV_CHECK_WRITING): Remove.
9718 (gcov_position, gcov_rewrite): Use gcc_assert.
9719 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
9720 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
9721 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
9724 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9726 * tree-inline.c: Fix a typo.
9728 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9730 * configure.ac (enable-checking): Explicitly set all variables for
9731 collective switch values. Alphabetize variables. Rename
9732 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
9734 * doc/install.texi (enable-checking): Update documentation.
9735 * configure: Rebuilt.
9737 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9739 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
9742 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9744 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
9745 Also reject cases where this pattern will cause load delay stalls
9746 unless optimizing for size and it will produce a shorter sequence.
9747 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
9748 variants to avoid pre-adjusting the base when possible.
9750 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9752 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
9753 the frame and argument pointers.
9754 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
9755 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
9756 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
9757 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
9758 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
9759 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
9761 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
9763 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
9764 with entry for selectany attribute.
9765 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
9767 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
9768 (i386_pe_asm_named_section): Handle sections generated by
9769 selectany attribute.
9770 * doc/extend.texi (selectany): Document attribute.
9772 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
9773 Jan Hubicka <jh@suse.cz>
9775 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
9776 to fix addresses involving EBP and ESP.
9777 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
9778 for SUBREGed registers.
9779 (legitimate_address_p): Accept SUBREGed registers.
9781 2005-04-01 Jakub Jelinek <jakub@redhat.com>
9784 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
9785 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
9788 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9790 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
9792 2005-04-01 James E Wilson <wilson@specifixinc.com>
9795 * dwarf2out.c (rtl_for_decl_init): New function.
9796 (rtl_for_decl_location): Extracted from here.
9797 (tree_add_const_value_attribute): Call rtl_for_decl_init and
9798 add_const_value_attribute. Delete initializer_constant_valid_p call.
9800 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9802 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
9803 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
9804 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
9805 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
9806 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
9807 config/i386/i386.md, config/rs6000/predicates.md,
9808 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
9809 config/s390/s390.c, config/stormy16/stormy16.c,
9810 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
9813 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9816 * gimplify.c (gimplify_expr): Create a temporary for lvalue
9817 COND_EXPR and CALL_EXPR.
9819 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
9822 * genautomata.c (first_cycle_unit_presence): Check all alternative
9823 states for unit presence.
9825 * doc/md.texi: Remove remark about impossibility to query unit
9826 presence in non nondeterministic automaton state.
9828 * config/ia64/ia64.c (get_template): Change order of unit querying.
9830 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9832 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
9835 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
9837 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
9838 flag for edges outside any loops.
9840 2005-03-31 Janis Johnson <janis187@us.ibm.com>
9842 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
9844 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9846 * tree-ssa-alias.c: Follow spelling conventions.
9847 * doc/tree-ssa.texi: Fix a typo.
9849 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
9851 * postreload-gcse.c: Include target.h.
9852 (gcse_after_reload_main): Return early if we cannot modify jumps.
9853 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
9855 2005-03-31 David Edelsohn <edelsohn@gnu.org>
9857 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
9858 expensive operations.
9860 2005-03-31 Ian Lance Taylor <ian@airs.com>
9862 * collect2.c (lderrout): New variable.
9863 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
9864 if it is set, to stderr.
9865 (handler): Unlink lderrout if it is set.
9866 (dump_file): Add "to" parameter. Change all callers.
9867 (main): Initialize lderrout.
9868 (collect_execute): Add errname parameter. Change all callers.
9869 Rename redir parameter to outname. Never pass
9870 PEX_STDERR_TO_STDOUT to pex_run.
9871 * collect2.h (collect_execute, dump_file): Update declarations.
9872 * tlink.c (tlink_execute): Add errname parameter. Change all
9874 (do_tlink): Check lderrout as well as ldout.
9876 2005-03-31 Caroline Tice <ctice@apple.com>
9878 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
9879 (bb-reorder.o): Add errors.h to list of requirements.
9880 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
9881 profiledbootstrap flags.
9882 * bb-reorder.c (errors.h): Add new include.
9883 (struct bbro_basic_block_data_def): Add new field, in_trace.
9884 (add_unlikely_executed_notes): Remove function.
9885 (mark_bb_for_unlikely_executed_section): Remove function.
9886 (insert_section_boundary_note): New function.
9887 (verify_hot_cold_block_grouping): New function.
9888 (push_to_next_round_p): Remove variables and tests that push all
9889 cold blocks to last round.
9890 (find_traces): Remove code that added extra round of trace finding
9891 when doing partitioning.
9892 (find_traces_1_round) : Remove variable last_round; add code to
9893 update new struct field, in_trace; correct trace_length where it was
9894 incorrect before (after call to copy_bb); change code that pushed all
9895 cold blocks to last round. Instead verify that all blocks going into
9896 a trace belong in the same partition.
9897 (connect_traces): Modify to connect the traces in two passes, if the
9898 function contains both hot and cold blocks. The first pass connects
9899 all the traces for blocks in the partition that the first block in
9900 the function belongs to; the second pass connnects all the traces
9901 containing blocks that belong in the other partition.
9902 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9903 code that automatically put the first block in a function into the
9904 hot partition if the function had any hot blocks.
9905 (fix_crossing_unconditional_branches): Check number of succ edges
9906 before attempting to get one.
9907 (fix_edges_for_rarely_executed_code): Update comment describing
9909 (reorder_basic_blocks): Add code to initialize new field (in_trace);
9910 remove call to add_unlikely_executed_notes; add call to
9911 verify_hot_cold_block_grouping.
9912 (duplicate_computed_gotos): Don't change computed goto if it's a
9914 (partition_hot_cold_basic_blocks): Update function comment.
9915 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
9917 (try_forward_edges): Likewise.
9918 (merge_blocks_move_predecessor_nojumps): Likewise.
9919 (merge_blocks_move_successor_nojumps): Likewise.
9920 (merge_blocks_move): Likewise.
9921 (try_crossjump_bb): Likewise.
9922 * cfglayout.c (update_unlikely_executed_notes): Remove function.
9923 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
9924 notes to cold bb's; remove call to update_unlikely_executed_notes.
9925 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9926 NOTE_INSN_SWITCH_TEXT_SECTIONS.
9927 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
9928 function declaration.
9929 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
9931 (rtl_can_merge_blocks): Remove redundancy from condition.
9932 (try_redirect_by_replacing_jump): Likewise.
9933 (force_nonfallthru_and_redirect): Remove code for adding
9934 UNLIKELY_EXECUTED_CODE notes to cold bb's.
9935 (commit_one_edge_insertion): Likewise.
9936 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
9937 * dbxout.c (FORCE_TEXT): Replace function_section with
9938 current_function_section.
9939 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
9940 function, switch_text_section.
9941 (struct xcoff_debug): Likewise.
9942 (dbxout_function_end): Add code to put out label diffs for both
9943 hot and cold sections.
9944 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
9945 for new debug_hooks funciton, switch_text_section..
9946 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
9947 switch_text_section.
9948 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
9949 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
9950 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
9951 dw_fde_switched_sections.
9952 (output_call_frame_info): Add test to see if function switches text
9953 sections in the middle; if so, use appropriate extra hot and cold
9954 section labels to compute size deltas for the hot and cold sections.
9955 (dwarf2out_begin_prologue): Add code to initialize new fields in
9957 (dwarf2out_switch_text_section): New function (invoked through
9958 debug_hook); updates new fields in dw_fde_struct appropriately and
9959 increments separate_line_info_table_in_use.
9960 (dwarf2_debug_hooks): Initialize switch_text_section function to be
9961 dwarf2out_switch_text_section.
9962 (struct var_loc_node): Add new field, section_label.
9963 (output_aranges): Add code to check whether in hot or cold section and
9964 use the appropriate label in calculating deltas.
9965 (output_ranges): Likewise.
9966 (output_line_info): Add code to check which section we're in and
9967 use appropriate hot/cold label.
9968 (add_location_or_constant_value_attribute): Likewise.
9969 (gen_subprogam_die): Modify arange attributes to use correct labels.
9970 (dwarf2out_begin_block): Change call to function_section into call to
9971 current_function_section.
9972 (dwarf2out_end_block): Likewise.
9973 (dwarf2out_source_line): Likewise.
9974 (dwarf2out_var_location): Add code to check whether in hot or cold
9975 section and use the appropriate label.
9976 * except.c (output_function_exception_table): Change call to
9977 function_section into call to current_function_section.
9978 * final.c (profile_function): Likewise.
9979 (scan_ahead_for_unlikely_executed_note): Remove function.
9980 (final_scan_insn): Remove calls to
9981 scan_ahead_for_unlikely_executed_note, and related code for switching
9982 to cold section, except for the single time
9983 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
9984 debug_hooks->switch_text_sections; replace appropriate calls to
9985 function_section with calls to current_function_section.
9986 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
9987 test_bb to condition.
9988 (find_if_case_2): Likewise.
9989 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9990 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
9991 * opts.c (decode_options): Change warning about hot/cold partitioning
9992 with exceptionss to inform (so as not to cause bootstrap failures);
9993 remove warning about partitioning with DWARF debug info.
9994 * output.h (current_function_section): Add new function decl.
9995 (insert_section_boundary_note): Likewise.
9996 (enum in_section): Move this declaration here from varasm.c.
9997 (unlikely_section_label): Likewise.
9998 (unlikely_text_section_name): Likewise.
9999 (last_text_section_name): New global variable.
10000 (last_text_section): Likewise.
10001 (hot_section_label): Likewise.
10002 (hot_section_end_label): Likewise.
10003 (cold_section_end_label): Likewise.
10004 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
10005 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
10006 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
10007 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
10008 insn from consideration.
10009 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
10010 switch_text_section.
10011 * varasm.c (basic-block.h): Add new include.
10012 (unlikely_section_label_printed): Remove global variable.
10013 (unlikely_section_label): Make global variable not be static any more.
10014 (unlikely_text_section_name): Likewise.
10015 (hot_section_end_label): New global variable (not static)
10016 (first_function_block_is_cold): Likewise.
10017 (hot_section_label): Likewise.
10018 (cold_section_end_label): Likewise..
10019 (last_text_section): New global variable, not static.
10020 (last_text_section_name): New global variable, not static.
10021 (initialize_cold_section_name): New function.
10022 (enum in_section): Move declaration to output.h.
10023 (text_section): Update last_text_section.
10024 (unlikely_text_section): Replace code to determine cold section name
10025 with call to initialize_cold_section_name; Add code to update
10026 last_text_section; remove code for printing out label.
10027 (named_section_real): Add code to update last_text_section and
10028 last_text_section_name as appropriate.
10029 (function_section): Change test for 'unlikely' to depend on
10030 first_function_block_is_cold (moved old test to
10031 current_function_section).
10032 (current_function_section): New function.
10033 (assemble_start_function): Move code that frees
10034 unlikely_text_section_name; initialize hot_section_end_label;
10035 print hot and cold section labels at the start of the function;
10036 set first_function_block_is_cold, if appropriate; initialize l
10037 ast_text_section; add call to insert_section_boundary_note.
10038 (assemble_end_function): Add code to write out hot and cold section
10040 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
10041 switch_text_section.
10042 * config/darwin.c (machopic_select_section): Replace incorrect
10043 function in base_funs; update reloc for cold sections if necessary.
10044 * config/darwin.h (SECTION_FUNCTION): Add code to update
10045 last_text_section if appropriate.
10046 (text_unlikely_section): Remove.
10047 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
10048 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
10049 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
10050 partitioning for this architecture.
10052 2005-03-31 Olivier Hainque <hainque@adacore.com>
10054 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
10055 defined and non-zero.
10057 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
10060 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
10063 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10066 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
10067 label operand. Remove (use (unspec..)). Don't emit a label on
10069 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
10070 generate inline label for load_toc_v4_PIC_1b.
10071 (rs6000_emit_load_toc_table): Likewise.
10073 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10075 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
10076 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
10078 2005-03-29 Devang Patel <dpatel@apple.com>
10080 * tree-sra.c (decide_block_copy): Disable scalarization of
10083 2005-03-30 Stuart Hastings <stuart@apple.com>
10084 Dale Johannesen <dalej@apple.com>
10086 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
10087 * print-tree.c (print_node): Add case STATEMENT_LIST.
10089 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10091 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
10092 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
10093 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
10094 is given with "powerpc64*" or "all", or when --with-cpu chooses
10097 2005-03-30 James E. Wilson <wilson@specifixinc.com>
10100 * dwarf2out.c (add_high_low_attributes): New function, extracted from
10101 gen_lexical_block_die.
10102 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
10104 2005-03-31 Jan Hubicka <jh@suse.cz>
10106 2004-11-02 Jan Hubicka <jh@suse.cz>
10108 * cgraph.c (cgraph_varpool_node_name): New function.
10109 (dump_cgraph_varpool_node): New function.
10110 (dump_varpool): New function.
10111 * cgraphunit.c (cgraph_optimize): Dump varpool.
10113 2004-10-16 Jan Hubicka <jh@suse.cz>
10115 * cgraph.c (decide_is_variable_needed): New function.
10116 (cgraph_varpool_finalize_decl): Use it.
10117 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
10119 * final.c (output_addr_const): Do not call mark_referenced.
10120 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
10121 always go via cgraph.
10122 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
10123 (check_global_declarations): Ifdef out code clearing DECL_RTL.
10124 * tree-optimize.c (execute_inline): Mark functions called.
10125 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
10127 2004-10-11 Jan Hubicka <jh@suse.cz>
10129 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
10130 (cgraph_varpool_last_needed_node): New static variable.
10131 (enqueue_needed_varpool_node): Break out from ...; add items to the
10132 end of queue; update first pointers.
10133 (cgraph_varpool_mark_needed_node): ... here.
10134 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
10135 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
10136 * cgraph.h (cgraph_varpool_node): Add analyzed field.
10137 (cgraph_varpool_first_unanalyzed_node): Declare.
10138 * cgraphunit.c: Include output.h.
10139 (cgraph_varpool_analyze_pending_decls): New function.
10140 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
10141 for errors, analyze pending decls.
10142 (cgraph_finalize_compilation_unit): Only analyze decls.
10143 (cgraph_optimize): Assemble the decls after expanding.
10145 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
10147 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
10148 subvars get marked properly in tags for grouping.
10149 (add_pointed_to_var): Mark only actual pointed to
10150 variables/subvars in addresses needed.
10151 (create_overlap_variables_for): Clear call clobbered on original
10153 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
10154 addresable vars with subvars into list.
10155 * tree-ssa.c (verify_ssa_name): Verify original is not used where
10158 2005-03-30 Richard Henderson <rth@redhat.com>
10160 * cgraph.h (struct cgraph_node): Add alias.
10161 * varasm.c (assemble_alias): Set it.
10162 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
10163 avoid calling cgraph_expand_function.
10165 2005-03-30 Tom Tromey <tromey@redhat.com>
10167 * tree.def (FILE_TYPE): Removed.
10168 * typeclass.h (enum type_class): Removed file_type_class.
10169 * dwarf2out.c (is_base_type): Updated.
10170 (gen_type_die): Likewise.
10171 * dbxout.c (dbxout_type): Updated.
10172 * builtins.c (type_to_class): Updated.
10173 * tree.c (type_contains_placeholder_1): Updated.
10174 * config/sparc/sparc.c (sparc_type_code): Updated.
10175 * config/ia64/ia64.c (hfa_element_mode): Updated.
10176 * expr.c (count_type_elements): Updated.
10177 * stor-layout.c (layout_type): Updated.
10178 * tree-inline.c (remap_type): Updated.
10179 * tree-pretty-print.c (dump_generic_node): Updated.
10181 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
10183 * builtins.c (expand_builtin_powi): Fix mode of
10184 2nd argument to match int.
10185 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
10186 2nd argument type to int.
10187 * libgcc2.c: Change prototype of __powi* functions to use
10190 2005-03-30 Dale Johannesen <dalej@apple.com>
10192 PR middle-end/19225
10193 * calls.c (expand_call): Flush pending deferrals before
10196 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10200 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
10201 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
10202 c_label_context, label_context_stack): New.
10203 * c-decl.c (define_label): Check for jumps into statement
10204 expressions. Add label to list of defined labels.
10205 (start_function): Push context on label_context_stack.
10206 (finish_function): Pop context from label_context_stack.
10207 * c-typeck.c (label_context_stack): New.
10208 (c_finish_goto_label): Check for jumps into statement
10209 expressions. Add label to list of jumped to labels.
10210 (struct c_switch): Add blocked_stmt_expr.
10211 (c_start_case): Initialize it.
10212 (do_case): Check it.
10213 (c_finish_case): Verify !blocked_stmt_expr.
10214 (c_begin_stmt_expr): Push context on label_context_stack.
10215 Increment blocked_stmt_expr. Mark labels jumped to from outside
10217 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
10218 defined in the statement expression and no longer jumpable to.
10219 Mark labels jumped to from just outside the statement expression
10220 as again definable. Pop context from label_context_stack.
10221 * doc/extend.texi (Statement Exprs): Update.
10223 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10226 * c-decl.c (start_function): Check for old_decl being
10229 2005-03-30 Ian Lance Taylor <ian@airs.com>
10231 * final.c (final): Remove prescan parameter. Change all callers.
10232 (final_scan_insn): Remove prescan parameter. Change all callers.
10234 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
10236 * tree-vectorizer.c: Fix comment typos.
10238 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
10240 * tree-scalar-evolution.c (instantiate_parameters_1): Return
10241 as soon as a chrec_dont_know is detected.
10243 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
10245 Merge from csl-arm-branch.
10246 2004-02-12 Mark Mitchell <mark@codesourcery.com>
10248 * tlink.c (recompile_files): Do not assume that "rename" can
10249 overwrite an existing file.
10251 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
10253 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
10254 * gcc/configure: Regenerate.
10256 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10258 * doc/install.texi: Update binutils requirement for powerpc*-linux.
10260 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
10262 * calls.c (struct arg_data): Update "partial" comment.
10263 (load_register_parameters): Update "nregs" comment.
10265 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10267 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
10268 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
10269 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
10270 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
10271 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
10272 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
10273 than target_flags & 0.
10274 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
10275 (iq2000_arch, iq2000_parse_cpu): Delete.
10276 (TARGET_HANDLE_OPTION): Override default.
10277 (iq2000_handle_option): New function.
10278 (override_options): Remove -march= and -mcpu= handling.
10279 * config/iq2000/iq2000.opt: New file.
10281 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10283 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
10284 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
10285 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
10286 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
10287 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
10288 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
10289 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
10290 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
10291 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
10292 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
10293 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
10294 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
10295 (c4x_rpts_cycles_string, c4x_cpu_version_string)
10296 (TARGET_OPTIONS): Delete.
10297 (c4x_rpts_cycles, c4x_cpu_version): Declare.
10298 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
10299 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
10300 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
10301 (c4x_cpu_version_string): Delete.
10302 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10303 (c4x_handle_option): New function. Map -m3x and -m4x options to the
10304 equivalent -mcpu= option.
10305 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
10306 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
10307 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
10308 or clearing the appropriate MASK_* bit.
10309 (c4x_file_start): Use c4x_cpu_version.
10310 * config/c4x/c4x.opt: New file.
10312 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10314 * doc/options.texi: Document the new MaskExists flag.
10315 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
10316 if the option has the MaskExists flag.
10318 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10320 * opt-functions.awk (flag_set_p, test_flag): New functions.
10321 (switch_flags): Use them.
10322 * opth-gen.awk: Use flag_set_p to check for flags.
10323 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
10325 2005-03-30 Ian Lance Taylor <ian@airs.com>
10327 * config.host (i[34567]86-*-mingw32*): Don't set
10328 host_can_use_collect2 to no.
10330 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10333 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
10334 Remove convert_memory_address call duplicating that in memory_address.
10336 2005-03-29 Richard Henderson <rth@redhat.com>
10339 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
10340 (build_compound_literal): Likewise. Propagate decl type into the
10342 (finish_decl): Likewise. Use new return value from complete_array_type
10343 for zero sized arrays.
10344 (complete_array_type): Move ...
10345 * c-common.c (complete_array_type): ... here. Change first argument
10346 to pointer-to-type-node. Consistently use sizetype for the index
10347 except for zero sized arrays. Detect zero sized arrays for pedantic
10348 mode diagnostics. Create a new type node instead of modifying the
10350 * c-tree.h (complete_array_type): Move decl ...
10351 * c-common.h (complete_array_type): ... here.
10353 2005-03-29 Richard Henderson <rth@redhat.com>
10356 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
10358 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
10360 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
10361 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
10362 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
10363 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
10365 2005-03-29 Eric Christopher <echristo@redhat.com>
10367 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
10368 truthvalue conversion removal.
10370 2005-03-29 Ian Lance Taylor <ian@airs.com>
10373 * collect2.c: Never include <vfork.h>.
10374 (VFORK_STRING, vfork): Don't define.
10375 (pid): Remove global variable.
10376 (handler): Call raise instead of kill (getpid(), ...).
10377 (collect_wait): Add pex parameter. Change all callers. Use
10378 pex_get_status rather than pwait.
10379 (do_wait): Add pex parameter. Change all callers.
10380 (collect_execute): Return struct pex_obj * rather than void. Use
10381 pex routines rather than pexecute.
10382 (fork_execute): Get pex_obj from collect_execute, and pass it to
10384 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
10385 Only declare quit_handler if SIGQUIT is defined.
10386 (scan_libraries): Likewise.
10387 * collect2.h (collect_execute): Update declaration.
10388 (collect_wait): Update declaration.
10389 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
10390 pass it to collect_wait.
10392 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
10395 * c-parser.c (c_parser_compound_statement_nostart): Give error
10396 message for EOF instead of just setting parser->error.
10398 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
10400 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
10401 (slpeel_update_phi_nodes_for_guard1): New function.
10402 (slpeel_update_phi_nodes_for_guard2): New function.
10403 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
10404 of slpeel_update_phi_nodes_for_guard.
10405 (vectorize_loops): Remove call to loop_closed_rewrite.
10406 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
10409 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
10411 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
10412 (TARGET_LITTLE_ENDIAN): New macro.
10413 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
10414 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
10415 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
10416 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
10417 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
10418 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
10419 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
10420 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
10421 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
10422 (TARGET_OPTIONS): Delete.
10423 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
10424 (CACHE_FLUSH_TRAP): Turn into an integer.
10425 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
10426 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
10427 -mflush-trap is in use.
10428 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
10429 (m32r_cache_flush_trap_string): Delete.
10430 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
10431 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
10432 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
10433 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10434 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
10435 -mmodel= and -msdata= handling from...
10436 (m32r_init): ...here.
10437 * config/m32r/m32r.opt: New file.
10439 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
10441 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
10442 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
10443 * tree-vect-analyze.c (vect_object_analysis): additional parm
10444 pass back a "struct ptr_info_def *" with the points-to info.
10445 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
10446 statement using info returned from vect_object_analysis.
10447 * tree-vect-transform.c (update_vuses_to_preheader): New function.
10448 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
10449 for virtual uses and defs when creating a replacement vector
10450 reference. Call duplicate_ssa_name_ptr_info to define points-to
10451 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
10452 (vectorizable_store): copy_virtual_operands and update
10453 definition statements.
10454 (vectorizable_load): copy_virtual_operands. Remove call to
10455 mark_call_clobbered_vars_to_rename for call to "const" builtin.
10456 * tree-vectorizer.c (vectorize_loops): Remove calls to
10457 rewrite_into_ssa and bitmap_clear (vars_to_rename).
10458 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
10459 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
10460 define macro STMT_VINFO_PTR_INFO for use in accessing.
10461 * tree.h add export of duplicate_ssa_name_ptr_info.
10462 * rs6000.c (altivec_init_builtins): Declare builtin function
10463 __builtin_altivec_mask_for_load to be "const".
10465 2005-03-29 Jakub Jelinek <jakub@redhat.com>
10467 PR middle-end/20622
10468 * cgraph.h (struct cgraph_varpool_node): Add alias field.
10469 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
10470 assemble_variable on aliases.
10471 * varasm.c (assemble_alias): Set node->alias.
10472 * toplev.c (wrapup_global_declarations): Don't call
10473 rest_of_decl_compilation on aliases again.
10475 2005-03-29 Paul Brook <paul@codesourcery.com>
10477 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
10478 * config/arm/arm.c (arm_dbx_register_number): New function.
10479 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
10481 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
10483 PR middle-end/20263
10484 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
10485 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
10487 2005-03-29 Dale Johannesen <dalej@apple.com>
10489 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
10490 $(TREE_H) and $(COVERAGE_H).
10491 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
10492 * opts.c (common_handle_option): Enable tree-based value transforms.
10493 * toplev.c (process_options): Ditto.
10494 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
10495 refers to references to this type.
10496 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
10497 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
10498 for may_be_more, may_be_less.
10499 (rtl_gen_pow2_profiler): Adjust.
10500 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
10501 (rtl_gen_one_value_profiler): Adjust.
10502 (rtl_gen_const_delta_profiler): Adjust.
10503 * tree-profile.c (tree_gen_interval_profiler): Implement.
10504 (tree_gen_pow2_profiler): Ditto.
10505 (tree_gen_one_value_profiler): Ditto.
10506 (tree_profiling): New.
10507 (pass_tree_profile): Reference it.
10508 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
10510 (insn_divmod_values_to_profile): Rename to
10511 rtl_divmod_values_to_profile. Adjust.
10512 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
10513 (insn_prefetch_values_to_profile): Adjust.
10514 (rtl_value_profile_transformations): Adjust.
10515 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
10516 (gen_mod_pow2): Rename to rtl_mod_pow2.
10517 (gen_mod_subtract): Rename to rtl_mod_subtract.
10518 (divmod_fixed_value_transform): Rename to
10519 rtl_divmod_fixed_value_transform.
10520 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
10521 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
10522 (rtl_find_values_to_profile): Adjust.
10523 (tree_value_profile_transformations): Implement.
10524 (tree_divmod_values_to_profile): New.
10525 (tree_values_to_profile): New.
10526 (tree_divmod_fixed_value): New.
10527 (tree_mod_pow2): New.
10528 (tree_mod_subtract): New.
10529 (tree_divmod_fixed_value_transform): New.
10530 (tree_mod_pow2_value_transform): New.
10531 (tree_mod_subtract_transform): New.
10532 (tree_find_values_to_profile): Implement.
10533 * profile.c (instrument_values): Free histograms.
10534 (compute_value_histograms): Adjust. Implement tree version.
10536 2005-03-29 Uros Bizjak <uros@kss-loka.si>
10538 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
10539 * config/i386/i386.c (output_fix_trunc): Add new round_mode
10540 variable. Output "fldcw" depending on round_mode.
10541 * config/i386/i386.md (UNSPEC_FIST): New.
10542 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
10543 New isns patterns to implement lrint and llrint built-ins as x87
10544 intrinsic function.
10545 (fistdi2, fist<mode>2 splitters): New splitters.
10546 (lrint<mode>2): New expanders.
10548 2005-03-28 Ian Lance Taylor <ian@airs.com>
10550 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
10551 0 when calling final_scan_insn.
10553 2005-03-28 Jan Hubicka <jh@suse.cz>
10555 PR middle-end/20635
10556 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
10559 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
10560 types where possible.
10562 2005-03-26 Per Bothner <per@bothner.com>
10564 Make -f[no-]show-column also control non-cpp diagnostics.
10565 * c.opt (fshow-column): Move option from here ...
10566 * common.opt (fshow-column): ... to here.
10567 * diagnostic.c (diagnostic_build_prefix): Only print column number
10568 if flag_show_column.
10570 2005-03-27 Steven Bosscher <stevenb@suse.de>
10572 * vax-protos.h (vax_output_int_move, vax_output_int_add,
10573 vax_output_conditional_branch): New prototypes.
10574 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
10575 extracted from vax.md mov and add patterns.
10576 (vax_output_conditional_branch): New function to output conditional
10577 branch instructions.
10578 * vax.md: Use mode macros for arithmetic and mov patterns.
10579 Use code macros for the jump patterns.
10581 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10583 * Makefile.in (libbackend.o): Depend on version files;
10584 add custom generation command.
10586 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10589 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
10590 sure that we have a REG before getting its REGNO.
10592 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10594 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
10595 * builtins.def (BUILT_IN_STRNDUP): New.
10597 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
10599 PR tree-optimization/20470
10600 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
10603 2005-03-25 Mike Stump <mrs@apple.com>
10605 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
10608 2005-03-25 Geoffrey Keating <geoffk@apple.com>
10610 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
10611 Use our own structure definitions.
10613 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
10614 (fix_truncdfsi2): Allow registers or memory as destination.
10615 When TARGET_PPC_GFXOPT, generate simplified pattern.
10616 (fix_truncdfsi2_internal): Use define_insn_and_split.
10617 (fix_truncdfsi2_internal_gfxopt): New.
10618 (fctiwz): Don't confuse register allocation by giving it no choices.
10620 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
10621 (EXTRA_MEMORY_CONSTRAINT): Likewise.
10622 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
10623 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
10625 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10627 * dominance.c (free_dominance_info): Speed up by freeing et
10628 data structures without maintaining other nodes.
10629 * et-forest.c (et_free_tree_force): New.
10630 * et-forest.h: Add a prototype for et_free_tree_force.
10632 * tree.c (get_set_constructor_bits,
10633 get_set_constructor_bytes): Remove.
10634 * tree.h: Remove the corresponding prototypes.
10636 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10639 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
10640 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
10641 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
10642 PRE_DEC, NEG and NOT.
10644 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10646 * fold-const.c: Convert uses of fold (build (...)) to
10649 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
10651 PR rtl-optimization/20249
10652 * cse.c (insert_regs): Do not record equivalence of registers in
10655 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
10657 * emit-rtl.c (reverse_comparison): Remove.
10658 * rtl.h: Remove the corresponding prototype.
10660 2005-03-24 James E Wilson <wilson@specifixinc.com>
10662 * doc/install.texi (--enable-altivec): Delete docs.
10664 2005-03-24 David Edelsohn <edelsohn@gnu.org>
10666 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
10667 SFmode and DFmode before reload when
10668 flag_unsafe_math_optimizations not enabled.
10670 2005-03-24 Geoffrey Keating <geoffk@apple.com>
10672 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
10674 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
10675 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
10677 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
10679 * configure.ac (enable-checking): Add 'runtime' option.
10680 * doc/install.texi (enable-checking): Document 'runtime' checking.
10681 * tsystem.h (gcc_assert, gcc_unreachable): Define.
10682 * config.in: Regenerated.
10683 * configure: Regenerated.
10685 2005-03-23 Uros Bizjak <uros@kss-loka.si>
10687 * optabs.h (enum optab_index): Remove OTI_llrint.
10688 (llrint_optab): Remove macro.
10689 * optabs.c (init_optabs): Remove llrint_optab initialization.
10690 * genopinit.c (optabs): Remove llrint_optab implementation.
10691 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
10694 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
10696 PR rtl-optimization/20532
10697 * simplify-rtx.c (simplify_binary_operation_1): Protect from
10698 overflow when adding coefficients for PLUS or MINUS.
10699 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
10702 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10704 * langhooks.h (truthvalue_conversion): Remove.
10705 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10706 LANG_HOOKS_TRUTHVALUE_CONVERSION.
10707 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
10708 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
10709 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10711 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
10713 * params.def: Fix a typo.
10714 * config/mips/mips.c: Follow the spelling convensions.
10715 * doc/invoke.texi: Fix typos.
10717 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
10719 Fix PR tree-optimization/20601
10721 * tree-ssa-pre.c (insert_aux): Add missing condition to
10724 2005-03-23 Ian Lance Taylor <ian@airs.com>
10726 * final.c (final_scan_insn): Don't remove no-op instructions.
10727 * reload1.c (reload): Remove simple no-op instructions even when
10730 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
10732 PR tree-optimization/20501
10733 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
10734 reporting that peeling for alignment is applied moved to...
10735 * (vect_analyze_data_refs_alignment): Here.
10737 2005-03-23 Ian Lance Taylor <ian@airs.com>
10739 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
10741 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10743 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
10744 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
10746 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
10748 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
10749 imply that this is called once, independent of asms in code.
10750 Adjust to now being pased output and input lists. Mention helper
10751 function decl_overlaps_hard_reg_set_p.
10752 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
10753 hook_tree_tree_identity and to take three trees, returning third.
10754 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
10756 * stmt.c: include hard-reg-set.h before tree.h.
10757 (decl_overlaps_hard_reg_set_p): New function, broken out from...
10758 (decl_conflicts_with_clobbers_p): Call
10759 decl_overlaps_hard_reg_set_p.
10760 (expand_asm_operands): Pass output and input lists in call to
10761 targetm.md_asm_clobbers.
10762 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
10763 hook_tree_tree_tree_tree_3rd_identity.
10764 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
10766 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
10767 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
10768 parameters, first two unused.
10769 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
10770 parameters. Only add MOF to clobbers if there's no 'h' mentioned
10771 in constraint letters and MOF is not mentioned as a asm-declared
10772 register in neither of the input and output lists.
10774 2005-03-23 DJ Delorie <dj@redhat.com>
10776 * optabs.c (expand_binop): Make sure the first subword's result
10779 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10781 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
10782 Call c_common_truthvalue_conversion rather than
10783 lang_hooks.truthvalue_conversion.
10784 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
10785 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
10787 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
10788 c_common_truthvalue_conversion.
10789 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
10790 c_parser_conditional_expression, c_parser_binary_expression): Call
10791 c_objc_common_truthvalue_conversion.
10792 * c-typeck.c (build_unary_op): Call
10793 c_objc_common_truthvalue_conversion.
10794 (build_conditional_expr): Do not call
10795 lang_hooks.truthvalue_conversion.
10796 (build_binary_op): Call c_common_truthvalue_conversion.
10797 (c_objc_common_truthvalue_conversion): Moved from
10798 c-objc-common.c. Call default_function_array_conversion instead
10799 of default_conversion.
10801 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10803 * c-common.h (default_conversion): Remove.
10804 (perform_integral_promotions): Add.
10805 * c-tree.h (default_conversion): Add.
10806 * c-typeck.c (perform_integral_promotions): New, split out from
10807 default_conversion.
10808 * c-common.c (check_case_value): Use perform_integral_promotions,
10809 not default_conversion.
10810 (c_add_case_label): Don't continue processing case label after
10811 found to be pointer.
10813 2005-03-23 Mark Mitchell <mark@codesourcery.com>
10815 * gcc.c (do_spec_1): Do not add a -L path for a directory in
10816 the prefix list if we have already added a multilib directory
10817 based on that path.
10818 (main): Do not add MD_EXEC_PREFIX to the list of directories to
10821 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10823 * reload1.c (indirect_symref_ok, reload_obstack): Make them
10825 * reload.h: Remove the prototype for indirect_symref_ok.
10827 * reload1.c (indirect_symref_ok): Make it global.
10828 * reload.h: Add a prototype for indirect_symref_ok.
10830 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
10832 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
10835 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10837 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
10839 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
10841 * c-opts.c (c_common_parse_file): Only start/end main source file
10842 if debug hooks says the writer wants it.
10843 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
10845 (xcoff_debug_hooks): Ditto.
10846 * debug.c (do_nothing_hooks): Ditto.
10847 * debug.h (gcc_debug_hooks): Ditto.
10848 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
10849 * sdbout.c (sdb_debug_hooks): Ditto.
10850 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
10852 2005-03-22 Mark Mitchell <mark@codesourcery.com>
10854 * doc/extend.texi: Deprecate C++ min/max operators.
10856 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
10858 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
10859 artificial original candidates.
10861 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
10862 Jan Hubicka <jh@suse.cz>
10863 Steven Bosscher <stevenb@suse.de>
10865 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
10866 call cost based on argument sizes.
10867 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
10869 * params.def: (max-inline-inssn-single): Set to 450.
10870 (max-inline-insns-auto): Set to 90.
10871 (max-inline-insns-recursive): Set to 450
10872 (max-inline-insns-recursive-auto): Set to 450.
10873 (large-function-insns): Set to 2700.
10874 (inline-call-cost): New parameter.
10875 * tree-inline.c (estimate_move_cost): New function.
10876 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
10877 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
10878 based on arguments.
10879 * tree-inline.h (estimate_move_cost): Declare.
10880 * invoke.texi: (max-inline-inssn-single): Change default to 450.
10881 (max-inline-insns-auto): Change default to 90.
10882 (max-inline-insns-recursive): Change default to 450
10883 (max-inline-insns-recursive-auto): Change default to 450.
10884 (large-function-insns): Change default to 2700.
10885 (inline-call-cost): Document new parameter.
10887 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10889 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
10890 (TARGET_DEFAULT): Delete.
10891 * config/i860/i860.opt: New file.
10893 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10895 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
10896 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10897 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10898 (frv_sched_lookahead): Delete.
10899 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
10900 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
10901 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
10902 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
10903 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
10904 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
10905 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
10906 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
10907 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
10908 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
10909 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
10910 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
10911 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
10912 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
10913 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
10914 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
10915 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
10916 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
10917 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
10918 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
10919 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
10920 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
10921 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
10922 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10923 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10924 (frv_sched_lookahead): Delete.
10925 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
10926 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10927 (frv_handle_option): New function. Move -mcpu= handling from...
10928 (frv_override_options): ...here. Remove handling of other
10930 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
10931 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
10932 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
10933 and TARGET_NO_MULTI_CE.
10934 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
10935 !TARGET_VLIW_BRANCH.
10936 * config/frv/frv.opt: New file.
10938 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10940 * fold-const.c (fold_ternary): Take decomposed arguments of
10942 (fold): Update a call to fold_ternary.
10944 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
10945 * tree.h: Add corresponding prototypes.
10947 2005-03-22 Jakub Jelinek <jakub@redhat.com>
10950 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
10951 between jump table and its label.
10952 * final.c (shorten_branches): Handle notes in between ADDR_VEC
10953 resp. ADDR_DIFF_VEC and the label preceeding it.
10954 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
10955 is emitted in the right section.
10957 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10959 * fold-const.c (fold_unary, fold_binary): Update comments
10962 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
10964 PR rtl-optimization/20527
10965 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
10966 REG_INC note, test that the register also isn't mentioned in PRED
10969 2005-03-22 Ben Elliston <bje@au.ibm.com>
10971 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
10974 2005-03-21 Mike Stump <mrs@apple.com>
10976 * varasm.c (default_assemble_visibility): Remove extra ().
10978 2005-03-21 Roger Sayle <roger@eyesopen.com>
10980 PR middle-end/20557
10981 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
10982 to determine whether a block can be duplicated, rather than test
10983 whether the block contains noncopyable insns ourselves.
10985 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10987 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
10990 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10992 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
10994 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10996 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
10997 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
10998 * config/fr30/fr30.opt: New file.
11000 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
11002 Fix PR tree-optimization/20542
11004 * tree-flow-inline.h (overlap_subvar): Move to here.
11005 * tree-ssa-operands.c: From here.
11006 * tree-flow.h (overlap_subvar): Declare.
11007 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
11008 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
11009 for variables with subvars.
11011 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
11013 PR middle-end/20177
11014 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
11015 * modulo-sched.c (const_iteration_count): Return on NULL
11017 (print_node_sched_params): Return on NULL dump_file.
11018 (generate_reg_moves): Handle reg-anti dependencies and disregard
11019 closing branch when generating register moves.
11020 (sms_schedule): Mark the SMSed block dirty.
11021 * passes.c (rest_of_handle_sms): Call update_life_info for all
11023 * testsuite/gcc.dg/20050321-1.c: New test.
11025 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11027 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
11028 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11029 movqi_internal): Likewise.
11031 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11033 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
11034 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
11035 xtensa_b4const): Delete prototypes.
11036 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
11037 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
11038 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
11039 xtensa_extra_constraint): New prototypes.
11040 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11041 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11042 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11043 move_operand, const_float_1_operand, fpmem_offset_operand,
11044 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
11045 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
11046 (xtensa_b4const_or_zero): ...this. Change return type to bool and
11047 argument type to HOST_WIDE_INT.
11048 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
11049 xtensa_mask_immediate): Likewise.
11050 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
11051 Likewise. Also make these functions static.
11052 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
11053 (xtensa_const_ok_for_letter_p): New.
11054 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11055 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11056 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11057 move_operand, const_float_1_operand, fpmem_offset_operand,
11058 branch_operator, ubranch_operator, boolean_operator): Move to
11060 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
11061 (xtensa_mem_offset): Change return type to bool.
11062 (xtensa_extra_constraint): New.
11063 (gen_int_relational): Update type of const_range_p function pointer.
11064 Use xtensa_b4const_or_zero.
11065 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
11066 xtensa_const_ok_for_letter_p. Update comments.
11067 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
11068 (PREDICATE_CODES): Delete.
11069 * config/xtensa/xtensa.md: Include predicates.md.
11070 * config/xtensa/predicates.md: New file.
11072 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11074 * config/v850/v850-protos.h: Remove the prototypes for
11075 reg_or_int9_operand, reg_or_const_operand,
11076 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
11077 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
11078 movsi_source_operand, power_of_two_operand,
11079 not_power_of_two_operand, special_symbolref_operand,
11080 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
11081 register_is_ok_for_epilogue.
11082 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
11083 reg_or_int9_operand, reg_or_const_operand,
11084 call_address_operand, special_symbolref_operand,
11085 movsi_source_operand, power_of_two_operand,
11086 not_power_of_two_operand, register_is_ok_for_epilogue,
11087 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
11088 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
11090 * config/v850/v850.h (PREDICATE_CODES): Remove.
11091 * config/v850/v850.md: Include predicates.md.
11092 * config/v850/predicates.md: New.
11094 2005-03-21 Zack Weinberg <zack@codesourcery.com>
11096 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
11097 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11098 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
11099 (itoolsdir, itoolsdatadir): Move definition above new first use.
11100 (install-itoolsdirs): New rule.
11101 (install-mkheaders): Depend on install-itoolsdirs, not
11102 install-include-dir.
11104 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11106 * tree-into-ssa.c: Remove obsolete comments.
11108 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
11110 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
11111 unrolling if -fpeel-loops is specified, too.
11112 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11113 Remove superfluous check for flag_unroll_loops.
11115 2005-03-21 Uros Bizjak <uros@kss-loka.si>
11117 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
11118 (lrint_optab, llrint_optab): Define corresponding macros.
11119 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
11120 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
11121 pattern and llrint_optab using llrintdi2 patterns.
11122 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
11123 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
11124 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
11125 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
11126 flag_unsafe_math_optimizations is set.
11128 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11130 * combine.c (combine_simplify_rtx, simplify_if_then_else,
11131 simplify_logical, if_then_else_cond, known_cond,
11132 simplify_comparison): Adjust calls to reverse_comparison.
11133 Don't use combine_reversed_comparison_code).
11134 (combine_reversed_comparison_code): Remove.
11135 (reversed_comparison): Using reversed_comparison_code, move it...
11136 * jump.c (reversed_comparison): ... here.
11137 * rtl.h (reversed_comparison): Add prototype.
11139 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11141 * builtins.c (fold_builtin): Take decomposed arguments of
11143 * fold-const.c (fold_ternary): Update a call to fold_builtin.
11144 * gimplify.c (gimplify_call_expr): Likewise.
11145 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
11146 * tree.h: Update the prototype of fold_builtin.
11148 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11150 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
11151 * rtlhooks.c (gen_lowpart_no_emit_general): New.
11152 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
11153 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
11154 * simplify-rtx.c (simplify_binary_operation_1): Use it.
11156 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11158 * builtins.c (fold_builtin_1): Take decomposed arguments of
11160 (fold_builtin): Update a call to fold_builtin_1.
11162 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
11165 * gcov.c (output_lines): Only output function block summary when
11166 outputting branch information.
11167 * doc/gcov.texi: Document format of preamble and additional block
11170 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11172 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
11173 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
11174 the defaults false if BITS_PER_UNIT != 8.
11175 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
11176 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
11177 than BITS_PER_UNIT != 8.
11178 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
11179 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
11180 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
11182 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
11183 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
11185 2005-03-20 Roger Sayle <roger@eyesopen.com>
11187 PR middle-end/20539
11188 * fold-const.c (fold_binary): Fix type mismatch between
11189 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
11190 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
11191 for non-truth-valued expressions.
11193 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
11194 and FUNCTION_DECL in the main switch.
11195 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11196 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
11197 we also need to convert their operands to match.
11198 <TRUTH_NOT_EXPR>: Likewise.
11200 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
11202 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
11203 diagnostic without checking whether an lvalue.
11204 * c-common.h (lvalue_p): Remove.
11205 (enum lvalue_use): Update comment.
11206 (lvalue_or_else): Replace by lvalue_error.
11207 * c-typeck.c (lvalue_p): Make static.
11208 (lvalue_or_else): New. Call lvalue_error.
11210 2005-03-21 Alan Modra <amodra@bigpond.net.au>
11212 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
11213 (function_arg_advance): Use rs6000_parm_start.
11214 (function_arg, rs6000_arg_partial_bytes): Likewise.
11216 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11218 * c-common.c (check_case_value): Adjust comment about stripping
11220 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
11221 * c-typeck.c (default_conversion, convert_arguments,
11222 build_modify_expr, convert_for_assignment, store_init_value,
11223 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
11224 manually. Remove inaccurate comments.
11226 2005-03-20 Roger Sayle <roger@eyesopen.com>
11227 Joseph S. Myers <joseph@codesourcery.com>
11229 * varasm.c (do_assemble_alias): Restore comment describing function.
11230 Annotate the target parameter as potentially unused.
11232 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
11235 * config/avr/avr.c (avr_output_function_prologue): Do not use
11236 current_function_name() in a label, use a local label instead.
11238 2005-03-20 David Edelsohn <edelsohn@gnu.org>
11240 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
11241 flag_finite_math_only, not flag_unsafe_math_optimizations.
11243 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11245 * builtins.c (fold_builtin_1): Update a call to
11246 targetm.fold_builtin.
11247 * hooks.c (hook_tree_tree_bool_null): Rename to
11248 hook_tree_tree_tree_bool_null. Take one more argument of type
11250 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
11251 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
11252 hook_tree_tree_tree_bool_null.
11253 * target.h (gcc_target): Update the prototype of fold_builtin.
11254 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
11255 arguments of CALL_EXPR.
11256 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
11259 2005-03-20 Jan Hubicka <jh@suse.cz>
11261 * cgraph.h (cgraph_node): Add prev_clone pointer.
11262 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
11263 (cgraph_clone_node): Produce doubly linked chain.
11265 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11267 * c-common.c (handle_aligned_attribute, check_function_sentinel,
11268 get_nonnull_operand, handle_sentinel_attribute,
11269 check_function_arguments_recurse): Do not strip NOPS from
11271 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
11273 * c-format.c (get_constant): Likewise.
11274 * c-parser.c (c_parser_postfix_expression): Likewise.
11275 * c-typeck.c (set_init_index): Likewise.
11276 (convert_arguments): Don't check for NOP_EXPR containing integer
11279 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11281 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
11282 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
11283 Take decomposed arguments of CALL_EXPR.
11284 (fold_builtin_1): Update calls to the functions mentioned
11287 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11289 * c-decl.c (check_bitfield_type_and_width): Require bit-field
11290 width to have integer type.
11291 (build_enumerator): Require enumerator value to have integer type.
11293 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11295 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
11298 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11300 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
11301 std=iso9899:199x): Correct descriptions.
11303 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11305 * config.gcc: Consistently use solaris2.1[0-9]* instead of
11308 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
11310 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
11312 (expand_builtin_memcpy, fold_builtin_1): Update calls to
11313 fold_builtin_memcpy.
11315 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
11316 arguments of CALL_EXPR.
11317 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
11318 fold_builtin_found, fold_builtin_1): Update calls to
11319 fold_trunc_transparent_mathfn.
11321 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11323 PR middle-end/20493
11324 * fold-const.c (fold_widened_comparison): Don't optimize casts of
11325 function pointers on targets that require function pointer
11327 (fold_sign_changed_comparison): Likewise.
11329 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
11331 * combine.c (try_combine): When changing the mode of a hard reg, make
11332 sure that doing so is valid.
11334 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
11336 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
11337 (TARGET_HANDLE_OPTION): Override default.
11338 (avr_handle_option): New function.
11339 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
11340 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
11341 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
11342 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
11343 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
11344 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
11345 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
11346 (TARGET_OPTIONS): Delete.
11347 * config/avr/avr.opt: New file.
11349 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11351 * config/m32r/m32r-protos.h: Remove the prototypes for
11352 call_address_operand, symbolic_operand, seth_add3_operand,
11353 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11354 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11355 two_insn_const_operand, move_src_operand,
11356 move_double_src_operand, move_dest_operand,
11357 eqne_comparison_operator, signed_comparison_operator,
11358 large_insn_p, conditional_move_operand, carry_compare_operand,
11359 m32r_block_immediate_operand, extend_operand,
11360 reg_or_eq_int16_operand, int8_operand, and
11361 reg_or_zero_operand.
11362 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11363 seth_add3_operand, int8_operand, cmp_int16_operand,
11364 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11365 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11366 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11367 move_double_src_operand, move_dest_operand,
11368 eqne_comparison_operator, signed_comparison_operator,
11369 extend_operand, small_insn_p, large_insn_p,
11370 conditional_move_operand, carry_compare_operand,
11371 m32r_block_immediate_operand): Move to predicates.md.
11372 (MAX_MOVE_BYTES): Move to m32r.h.
11373 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11374 * config/m32r/m32r.md: Include predicates.md.
11375 * config/m32r/predicates.md: New.
11377 2005-03-18 James E Wilson <wilson@specifixinc.com>
11380 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
11383 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11385 * config/mn10300/mn10300-protos.h: Remove the prototypes for
11386 call_address_operand, const_8bit_operand.
11387 * config/mn10300/mn10300.c (call_address_operand,
11388 const_8bit_operand, const_1f_operand): Move to predicates.md.
11389 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
11390 * config/mn10300/mn10300.md: Include predicates.md.
11391 * config/mn10300/predicates.md: New.
11393 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
11395 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
11396 declarations in diagnostics and %E for identifiers, not %s.
11398 2005-03-18 Jan Hubicka <jh@suse.cz>
11399 Dale Johannesen <dalej@apple.com>
11401 * basic-block.h (scale_bbs_frequencies_int,
11402 scale_bbs_frequencies_gcov_type): Declare.
11403 * cfg.c (RDIV): New macro.
11404 (update_bb_frequency_for_threading): Fix.
11405 * basic-block.h (scale_bbs_frequencies_int,
11406 scale_bbs_frequencies_gcov_type): New.
11407 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
11408 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
11409 scale_bbs_frequencies_int.
11410 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
11412 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11414 * config/m32r/m32r-protos.h: Remove the prototypes for
11415 call_address_operand, symbolic_operand, seth_add3_operand,
11416 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11417 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11418 two_insn_const_operand, move_src_operand,
11419 move_double_src_operand, move_dest_operand,
11420 eqne_comparison_operator, signed_comparison_operator,
11421 large_insn_p, conditional_move_operand, carry_compare_operand,
11422 m32r_block_immediate_operand, extend_operand,
11423 reg_or_eq_int16_operand, int8_operand, and
11424 reg_or_zero_operand.
11425 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11426 seth_add3_operand, int8_operand, cmp_int16_operand,
11427 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11428 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11429 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11430 move_double_src_operand, move_dest_operand,
11431 eqne_comparison_operator, signed_comparison_operator,
11432 extend_operand, small_insn_p, large_insn_p,
11433 conditional_move_operand, carry_compare_operand,
11434 m32r_block_immediate_operand): Move to predicates.md.
11435 (MAX_MOVE_BYTES): Move to m32r.h.
11436 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11437 * config/m32r/m32r.md: Include predicates.md.
11438 * config/m32r/predicates.md: New.
11440 * config/pa/pa-protos.h: Add prototypes for magic_milli and
11442 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
11443 symbolic_operand, symbolic_memory_operand,
11444 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
11445 indexed_memory_operand, move_dest_operand, move_src_operand,
11446 prefetch_cc_operand, prefetch_nocc_operand,
11447 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
11448 arith_operand, arith11_operand, pre_cint_operand,
11449 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
11450 ireg_operand, int5_operand, uint5_operand, int11_operand,
11451 uint32_operand, arith5_operand, and_operand, ior_operand,
11452 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
11453 pc_or_label_operand, div_operand, plus_xor_ior_operator,
11454 shadd_operand, movb_comparison_operator,
11455 cmpib_comparison_operator): Move to predicates.md.
11456 (magic_milli, shadd_constant_p): Make it extern.
11457 * config/pa/pa.h (PREDICATE_CODES): Remove.
11458 * config/pa/pa.md: Include predicates.md.
11459 * config/pa/predicates.md: New.
11461 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
11464 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11466 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
11467 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
11468 config/alpha/freebsd.h, config/alpha/linux.h,
11469 config/alpha/netbsd.h, config/alpha/osf5.h,
11470 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
11471 config/h8300/h8300-protos.h, config/h8300/h8300.c,
11472 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
11473 doc/cppopts.texi: Update copyright.
11475 2005-03-18 Jan Hubicka <jh@suse.cz>
11477 PR middle-end/20225
11478 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
11480 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
11483 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11485 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
11488 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
11490 * combine.c (gen_binary): Remove.
11491 (known_cond, simplify_shift_const, find_split_point,
11492 combine_simplify_rtx, simplify_if_then_else, simplify_set,
11493 simplify_logical, expand_field_assignment, extract_left_shift,
11494 force_to_mode, if_then_else_cond, apply_distributive_law,
11495 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
11496 simplify_comparison, reversed_comparison): Replace with
11497 simplify_gen_binary, simplify_gen_relational or
11498 distribute_and_simplify_rtx.
11499 (distribute_and_simplify_rtx): New function.
11501 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
11502 Paolo Bonzini <gcc.gnu.org>
11504 * calls.c (setjmp_call_p, special_function_p): Update comments
11505 at the head of the functions.
11507 2005-03-18 Jan Hubicka <jh@suse.cz>
11509 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
11511 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
11512 function body should be released; do not proactively release function
11513 bodies in non-unit-at-a-time mode.
11515 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
11517 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
11518 mno-fp-ret-in-387 multilib variants.
11520 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
11522 * common.opt (m): Remove.
11523 * opts.c (handle_option): Pass 'm' options to set_target_switch if
11524 table lookup fails.
11525 (common_handle_option): Remove OPT_m case.
11527 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11529 * builtins.c (fold_builtin_bitop): Take decomposed arguments
11531 (fold_builtin_1): Update a call to fold_builtin_bitop.
11533 * builtins.c (fold_builtin_signbit): Take decomposed arguments
11535 (fold_builtin_1): Update a call to fold_builtin_signbit.
11537 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
11539 PR tree-optimization/20474
11540 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
11541 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
11543 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11545 * config/h8300/h8300-protos.h: Remove prototypes for
11546 general_operand_src, general_operand_dst, single_one_operand,
11547 single_zero_operand, call_insn_operand,
11548 two_insn_adds_subs_operand, small_call_insn_operand,
11549 jump_address_operand, bit_operand, bit_memory_operand,
11550 stack_pointer_operand, const_int_gt_2_operand,
11551 const_int_ge_8_operand, const_int_qi_operand,
11552 const_int_hi_operand, incdec_operand, bit_operator,
11553 nshift_operator, eqne_operator, gtle_operator,
11554 gtuleu_operator, iorxor_operator.
11555 Add prototypes for h8sx_shift_type h8sx_classify_shift and
11556 h8300_ldm_stm_parallel.
11557 * config/h8300/h8300.c (h8sx_shift_type,): Move to
11559 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
11560 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
11561 (h8300_ldm_stm_parallel): Make it extern.
11562 (h8300_ldm_parallel, h8300_stm_parallel,
11563 h8300_return_parallel, general_operand_src,
11564 general_operand_dst, h8300_dst_operand, h8300_src_operand,
11565 nibble_operand, reg_or_nibble_operand, 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, eqne_operator,
11572 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
11573 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
11574 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
11575 nshift_operator): Move to predicates.md.
11576 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
11577 * config/h8300/h8300.md: Include predicates.md.
11578 * config/h8300/predicates.md: New.
11580 2005-03-17 Richard Henderson <rth@redhat.com>
11582 * config.gcc (ia64*-*-hpux*): Add extra_options.
11583 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
11584 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11585 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
11586 (ia64_tls_size_string, ia64_tune_string): Remove.
11587 (ia64_tune): Init to PROCESSOR_ITANIUM2.
11588 (TARGET_DEFAULT_TARGET_FLAGS): New.
11589 (TARGET_HANDLE_OPTION): New.
11590 (ia64_override_options): Move options parsing ...
11591 (ia64_handle_option): ... here. New.
11592 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
11593 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
11594 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
11595 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
11596 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
11597 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
11598 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
11599 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
11600 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
11601 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
11602 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
11603 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
11604 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
11605 TARGET_EARLY_STOP_BITS): Remove.
11606 (TARGET_ILP32): Default false.
11607 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
11608 (enum ia64_inline_type): New.
11609 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11610 * config/ia64/ia64.md: Update for new definitions of
11611 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
11612 * config/ia64/ia64.opt: New file.
11613 * config/ia64/ilp32.opt: New file.
11615 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
11618 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
11620 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11622 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
11623 instead of MASK_H8300S.
11624 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
11625 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
11626 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
11627 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
11628 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
11629 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
11630 TARGET_SWITCHES): Remove.
11631 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
11633 * config/h8300/h8300.opt: New.
11635 * config/alpha/alpha.opt, config/arc/arc.opt,
11636 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
11639 2005-03-17 Ian Lance Taylor <ian@airs.com>
11643 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
11645 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
11646 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
11647 (TARGET_HANDLE_OPTION): Override default.
11648 (arc_handle_option): New function.
11649 (arc_init): Remove code to set arch_cpu_string.
11650 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
11651 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
11652 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11653 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
11654 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
11655 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
11656 (arc_rodata_string, TARGET_OPTIONS): Delete.
11657 * config/arc/arc.opt: New file.
11659 2005-03-17 Richard Henderson <rth@redhat.com>
11661 * doc/extend.texi (Weak Pragmas): New section.
11662 (attribute alias): Clarify that target must be in the same
11665 2005-03-17 Richard Henderson <rth@redhat.com>
11667 * config/alpha/alpha.opt: New file.
11668 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
11670 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
11671 alpha_fprm_string, alpha_fptm_string): Make static.
11672 (alpha_tls_size_string): Remove.
11673 (alpha_handle_option): New.
11674 (override_options): Update for alpha_cpu/alpha_tune split.
11675 (alpha_file_start): Likewise.
11676 (TARGET_DEFAULT_TARGET_FLAGS): New.
11677 (TARGET_HANDLE_OPTION): New.
11678 * config/alpha/alpha.h (alpha_tune): Declare.
11679 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
11680 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
11681 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
11682 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
11683 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
11684 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
11685 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
11686 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
11687 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
11688 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
11689 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
11690 (TARGET_DEFAULT): Remove MASK_FP.
11691 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
11692 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
11693 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
11694 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
11695 alpha_tls_size_string): Remove.
11696 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
11697 (attribute tune): Rename from attribute cpu.
11698 * config/alpha/ev4.md: Update to match.
11699 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
11700 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
11701 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
11702 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
11703 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
11704 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
11706 2005-03-16 James E. Wilson <wilson@specifixinc.com>
11708 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
11709 and return without creating new state if before_nops_num is nonzero.
11710 * config/ia64/ia64.md (first_insn): New attribute.
11711 (alloc): Set it to yes.
11713 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11715 * tree-vectorizer.c (new_vec_stmt_info): Initialize
11716 STMT_VINFO_SUBVARS to NULL.
11717 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11719 2005-03-16 Dale Johannesen <dalej@apple.com>
11721 * rtlanal.c (find_first_parameter_load): Rewrite to
11722 return actual first param load or the call if none,
11723 instead of first in block, when not all loads exist.
11725 2005-03-16 Roger Sayle <roger@eyesopen.com>
11727 * optabs.c (expand_copysign_absneg): Make static.
11728 * optabs.h (expand_copysign_absneg): Delete prototype.
11729 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
11731 2005-03-16 Richard Henderson <rth@redhat.com>
11733 PR middle-end/15700
11734 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11735 (alias_pairs): Rename from output_defs.
11736 (find_decl_and_mark_needed): Split out from assemble_alias.
11737 (do_assemble_alias): New.
11738 (assemble_output_def): Remove.
11739 (finish_aliases_1, finish_aliases_2): New.
11740 (process_pending_assemble_output_defs): Remove.
11741 (assemble_alias): Defer aliases for which we don't yet have a
11742 non-external decl for the target symbol.
11743 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
11744 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
11745 * toplev.c (compile_file): Use finish_aliases_2 instead of
11746 process_pending_assemble_output_defs.
11747 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
11748 (process_pending_assemble_output_defs): Remove.
11750 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11752 Fix PR tree-optimization/20489
11754 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
11755 for empty structures.
11757 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11759 Fix PR tree-optimization/20490
11761 * tree-ssa-pre.c (create_expression_by_pieces): Use
11762 force_gimple_operand on result of fold.
11764 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
11766 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11767 of closing parenthesis.
11769 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
11771 * builtins.c (expand_movstr): Update a call to
11772 fold_builtin_strcpy.
11773 (expand_builtin_strncpy): Update a call to
11774 fold_builtin_strncpy.
11775 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
11776 arguments of CALL_EXPR.
11777 (fold_builtin_1): Update calls to fold_builtin_strcpy and
11778 fold_builtin_strncpy.
11779 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11780 * tree.h: Update the prototypes of fold_builtin_strcpy and
11781 fold_builtin_strncpy.
11783 2005-03-16 Steven Bosscher <stevenb@suse.de>
11784 Dorit Naishlos <dorit@il.ibm.com>
11786 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
11787 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
11790 2005-03-16 Steven Bosscher <stevenb@suse.de>
11792 * tree-inline.c (walk_type_fields, walk_tree,
11793 walk_tree_without_duplicates): Move from here...
11794 * tree.c: ...to here.
11796 2005-03-15 Zack Weinberg <zack@codesourcery.com>
11798 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
11799 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11800 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11801 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
11802 (version): Define using $(BASEVER_c).
11803 (Makefile, config.status, build/gcov-iov.o): No longer depends on
11805 (version.o): Depend on version files; add custom generation command.
11806 (prefix.o): Define BASEVER on command line.
11807 (s-iov): Depend on version files; adjust command.
11808 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
11810 (gcc-vers.texi): New rule.
11811 (doc/%.info, doc/%.dvi): Add -I . to command line.
11812 (doc/gccinstall.dvi): Likewise.
11813 (PACKAGE): Delete. All uses replaced with "gcc".
11814 * aclocal.m4: Do not include gcc-version.m4.
11815 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
11816 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
11817 Set is_release based on contents of DEV-PHASE.
11818 Set gcc_version based on contents of BASE-VER.
11819 Define WIN32_REGISTRY_KEY only if the user overrode the default.
11820 * config.in, configure: Regenerate.
11821 * gccbug.in: Determine version of GCC in use at runtime.
11822 * gcov-iov.c: Get version number and development phase from
11823 command line, not by including version.c.
11824 * intl.c: Replace all uses of PACKAGE with "gcc".
11825 * libada-mk.in: Delete unused "gcc_version" variable.
11826 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
11827 * version.c: (VERSUFFIX): New hook for redistributors; adjust
11828 commentary to match.
11829 (version_string): Put together from pieces.
11830 * config/alpha/x-vms: Do not use $(gcc_version).
11831 * config/i386/t-nwld: Likewise.
11832 * doc/include/gcc-common.texi: Include gcc-vers.texi for
11833 version-GCC and DEVELOPMENT.
11835 2005-03-15 Roger Sayle <roger@eyesopen.com>
11837 PR tree-optimization/17454
11838 * tree.c (tree_size): Add case for TREE_BINFO.
11839 * fold-const.c (fold_checksum_tree): Only clear the overloaded
11840 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
11842 2005-03-15 Roger Sayle <roger@eyesopen.com>
11844 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
11845 op1 whilst expanding the signed widenening multiply variant.
11847 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
11849 * toplev.c (display_target_options): Avoid unused variable warning if
11850 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
11851 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
11852 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
11853 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
11854 (mips_isa_info): New variable.
11855 (mips_parse_cpu): Remove the first argument and leave the caller
11857 (TARGET_HANDLE_OPTION): Override default.
11858 (mips_handle_option): New function. Move option validation code from...
11859 (override_options): ...here. Update calls to mips_parse_cpu.
11860 * config/mips/mips.h (mips_arch_string, mips_tune_string)
11861 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
11862 (SUBTARGET_TARGET_OPTIONS): Delete.
11863 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
11864 (mno-flush-func, mtune=): New options.
11866 2005-03-15 Roger Sayle <roger@eyesopen.com>
11867 Richard Henderson <rth@redhat.com>
11869 * real.c (c4x_single_format, c4x_extended_format): Provide values
11870 for signbit_ro for c4x's single and extended floating point formats.
11871 * optabs.c (expand_copysign): Use the floating point format's
11872 signbit_ro for expanding via expand_copysign_absneg, and it's
11873 signbit_rw field for expanding via expand_copysign_bit.
11875 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
11877 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
11878 known_alignment_for_access_p.
11879 (known_alignment_for_access_p): New.
11880 (do_peeling_for_alignment): Field made int instead of bool and renamed
11881 to peeling_for_alignment.
11882 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
11883 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
11884 functionality used to be in vect_analyze_operations.
11885 (vect_analyze_operations): Code to determine vectorization factor was
11886 moved to vect_determine_vectorization_factor.
11887 (vect_enhance_data_refs_alignment): Update to correct alignment when it
11888 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
11890 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
11891 be part of vect_analyze_operations).
11892 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
11893 creating the guard condition, as the number of iterations may be
11895 (slpeel_tree_peel_loop_to_edge): Use new name of
11896 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
11897 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
11898 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
11899 (vect_do_peeling_for_alignment): Use fold.
11900 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
11902 (vect_update_inits_of_dr): Renamed to
11903 vect_update_init_of_dr.
11904 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
11905 (vectorizable_store): Fix assertion to use == instead of =.
11907 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
11909 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
11910 call_used_regs for wCG registers.
11912 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
11914 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11915 for non-offsettable memory references to cope with outstanding reload
11916 replacements, take 2.
11918 2005-03-15 Uros Bizjak <uros@kss-loka.si>
11921 * config/i386/i386.h (x86_fisttp): New.
11922 (TARGET_FISTTP): New macro.
11923 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
11924 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
11925 instruction when fisttp flag is set.
11926 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
11928 * config/i386/i386.md (type attribute): Add fisttp.
11929 (unit attribute): Set to i387 for fisttp type.
11930 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
11931 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
11933 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
11934 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
11936 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
11937 patterns for TARGET_FISTTP. Enable patterns for
11938 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
11939 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
11940 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
11941 implement fisttp x87 insn.
11942 (fix_trunc*_i387_fisttp splitters): New patterns.
11943 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
11944 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
11945 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
11947 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
11948 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
11949 Implement using mode macros. Disable patterns for TARGET_FISTTP.
11950 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
11951 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
11952 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
11953 Disable patterns for TARGET_FISTTP.
11954 (fix_trunc*_i387 splitters): Implement usign mode macros.
11955 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
11956 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
11957 (fix_trunx*_sse peephole2s): Implement using mode macros.
11959 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
11961 PR rtl-optimization/20291
11962 * combine.c (try_combine): If splitting fails, re-try with
11963 original combined pattern, i.e. before clobber stripping.
11965 2005-03-14 Eric Christopher <echristo@redhat.com>
11967 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
11968 STACK_GROWS_DOWNWARD.
11970 2005-03-14 Roger Sayle <roger@eyesopen.com>
11972 * real.h (struct real_format): Split the signbit field into two
11973 two fields, signbit_ro and signbit_rw.
11974 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
11975 mips_double_format, ieee_extended_motorola_format,
11976 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
11977 ieee_extended_intel_128_format, ibm_extended_format,
11978 mips_extended_format, ieee_quad_format, mips_quad_format,
11979 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
11980 i370_double_format, c4x_single_format, c4x_extended_format,
11981 real_internal_format): Update initializers for new field.
11982 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
11983 real_format structure.
11984 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
11985 field of the real_format structure.
11987 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
11989 Fix PR tree-optimization/20458
11991 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
11992 DECL_EXTERNAL on STRUCT_FIELD tags.
11993 (clear_call_clobbered): Ditto.
11994 * tree-ssa-operands.c (note_addressable): Make sure the original
11995 variable doesn't slip into the addressable list if we have
11997 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
12000 2005-03-14 Geoffrey Keating <geoffk@apple.com>
12002 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
12003 (-fwide-exec-charset): Likewise.
12004 (-finput-charset): Likewise.
12005 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
12006 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
12007 * c.opt (Wnormalized): New.
12009 2005-03-14 Devang Patel <dpatel@apple.com>
12011 * doc/invoke.texi: Add reference to Visibility document.
12013 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12015 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
12016 MASK_SPLIT_ADDRESSES.
12017 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
12018 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
12019 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
12020 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
12021 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
12022 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
12023 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12024 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
12025 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
12026 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
12027 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
12028 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
12029 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
12030 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
12031 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
12032 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
12033 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
12034 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
12035 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
12036 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
12037 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
12038 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
12039 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
12040 (TARGET_EXPLICIT_RELOCS): Delete.
12041 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
12042 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
12043 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12044 (override_options): Set MASK_LONG64 if -mint64 is given and no
12045 -mlongXX option is. Complain about -mint64 -mlong32.
12046 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
12047 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
12048 * config/mips/mips.opt: New file.
12050 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12052 * config.gcc (extra_options): New variable for listing option files.
12053 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
12054 * configure.ac (extra_opt_files): New AC_SUBST variable.
12055 (tm_file_list, tm_include_list): Include options.h first.
12056 * configure: Regenerate.
12057 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
12058 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
12059 (s-options-h): New rule.
12060 (options.h): Depend on it.
12061 (TEXI_GCCINT_FILES): Add options.texi.
12062 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
12063 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
12064 * target.h (gcc_target): Add default_target_flags and handle_option.
12065 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
12066 (TARGET_HANDLE_OPTION): New macros.
12067 (TARGET_INITIALIZER): Include them.
12068 * opt-functions.awk (opt_args, nth_arg): New functions.
12069 (switch_flags): Handle the "Target" flag.
12070 (var_args): Delete.
12071 (var_name): Use opt_args and nth_arg.
12072 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
12073 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
12074 macros for the "Mask" and "InverseMask" options.
12075 * opts.h (cl_var_cond): New enum.
12076 (cl_option): Replace the "has_set_value" and "set_value" fields with
12077 "var_cond" and "var_value".
12078 (CL_TARGET): New macro.
12079 (option_enabled, print_filtered_help): Declare.
12080 (decode_options): Move definition.
12081 * opts.c (handle_option): Search for the original option before
12082 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
12083 var_cond and var_value fields. Use targetm.handle_option to handle
12085 (decode_options): Set target_flags to targetm.default_target_flags.
12086 (print_filtered_help): Make global. Handle CL_TARGET.
12087 (option_enabled): New function.
12088 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
12089 (display_target_options, set_target_switch, print_switch_values)
12090 (default_pch_valid_p): Guard uses of target_switches with
12091 #ifdef TARGET_SWITCHES. Also...
12092 (display_target_options): Display the CL_TARGET entries in cl_options.
12093 (set_target_option): Don't complain about the "" option when
12094 TARGET_SWITCHES is undefined.
12095 (print_switch_values): Use option_enabled.
12096 (default_pch_valid_p): Check cl_options[] when looking for something
12097 that has changed the value of target_flags.
12098 * c.opt: Remove documentation from top of file.
12099 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
12100 * doc/sourecebuild.texi: Refer to the new options documentation
12101 instead of c.opt. Document machine-specific .opt files.
12102 * doc/tm.texi (target_flags): Say that this variable is declared
12104 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
12105 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
12107 * doc/options.texi: New file.
12109 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12111 PR middle-end/18628
12112 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
12115 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12118 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
12119 temporary variable of pointer type if an lvalues is required.
12120 (gimplify_modify_expr_rhs): Request an rvalue from it.
12121 (gimplify_expr): Pass fallback on.
12123 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12125 * cfgbuild.c: Update comments.
12127 2005-03-14 Roger Sayle <roger@eyesopen.com>
12129 PR rtl-optimization/17236
12130 * optabs.c (expand_doubleword_mult): New helper function split out
12131 from expand_binop. Permute the order in which instructions are
12132 emitted to minimize the number of simultaneously live registers.
12133 (expand_binop): Call expand_doubleword_mult to synthesize a double
12134 word multiplication.
12136 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12138 * basic-block.h: Update the prototypes of cached_make_edge and
12140 * cfg.c (cached_make_edge): Take edge_cache representing one
12141 row of the adjacency matrix of edges.
12142 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
12143 (make_edges): Initialize edge_cache to represent one row of
12144 the adjacency matrix of edges.
12146 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12148 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
12150 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
12151 Remove unused removed_phis variable.
12152 (conditional_replacement): Use build1/build2.
12153 (abs_replacement): Use last_and_only_stmt and build1/build2.
12155 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12157 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
12158 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
12159 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
12160 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
12161 * c-common.c (handle_novops_attribute): New function.
12162 (c_common_attribute_table): Add "no vops" entry.
12163 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
12164 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
12165 * tree-ssa-operands.c (get_call_expr_operands): Do not
12166 create virtual operands for calls with ECF_NOVOPS flag.
12167 * tree.h (DECL_IS_NOVOPS): New macro.
12168 (struct tree_decl): Add novops_flag.
12169 (ECF_NOVOPS): New constant.
12171 2005-03-14 Uros Bizjak <uros@kss-loka.si>
12174 * config/i386/i386.c (x86_use_himode_fiop): New.
12175 (x86_use_simode_fiop): Rename from x86_use_fiop.
12176 * config/i386/i386.h (x86_use_himode_fiop): Declare.
12177 (TARGET_USE_HIMODE_FIOP): New.
12178 (x86_use_simode_fiop): Rename from x86_use_fiop.
12179 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
12181 * config/i386/i386.md (X87MODEI12): New mode macro define.
12182 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
12183 to implement x87 FP compare with HImode input operands.
12184 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
12185 Use X87MODEI12 mode macro to handle HImode input operands.
12186 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
12187 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
12188 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
12189 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
12190 macro to implement x87 operators with HImode input operands.
12191 (fop splitters): Use X87MODEI12 mode macro to handle HImode
12194 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12196 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
12198 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
12199 constants invariant.
12201 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12203 * basic-block.h (BB_VISITED): Removed.
12204 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
12206 2005-03-14 Falk Hueffner <falk@debian.org>
12209 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
12211 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12213 * ggc-zone.c: Fix comment typos.
12215 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
12216 stringpool.c, config/mips/mips-protos.h: Update copyright.
12218 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12220 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
12221 throughout with its typedef, "rtx".
12222 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
12223 (rs6000_tls_symbol_ref_1): Remove inline keyword.
12224 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
12225 regs in comment to match code.
12227 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12229 * except.c (check_handled): Make it static.
12230 * except.h: Remove the corresponding prototype.
12232 * function.c (get_func_frame_size): Make it static.
12233 * function.h: Remove the corresponding type.
12235 * regclass.c (reg_class_superclasses, reg_class_subclasses):
12237 * hard-reg-set.h: Remove the corresponding declarations.
12239 * tree-cfg.c (verify_stmts): Check that
12240 bb_for_stmt (stmt) == bb for every PHI node and statement.
12242 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12244 * config.gcc: Remove excess indentation.
12245 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
12247 2005-03-13 Roger Sayle <roger@eyesopen.com>
12249 PR middle-end/19331
12250 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
12251 * fold-const.c (fold_sign_changed_comparison): Likewise.
12252 (fold_binary): Optimize comparisons against widened operands if
12253 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
12255 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12257 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
12258 (sparc_override_options): Initialize it.
12259 (sparc_struct_value_rtx): Set it on the MEM to be returned.
12261 2005-03-13 David Edelsohn <edelsohn@gnu.org>
12263 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
12264 (reg_or_none500mem_operand): New predicate.
12265 (zero_reg_mem_operand): New predicate.
12266 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
12267 to reg_or_none500mem_operand.
12268 (extendsfdf2_fpr): Add MEM alternative.
12269 (extenddftf2_internal): Change operand2 predicate to
12270 zero_reg_mem_operand.
12272 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12274 * ggc-zone.c: Rewritten.
12276 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
12278 * configure.ac: Define GGC_ZONE for --with-gc=zone.
12279 * config.in: Regenerated.
12280 * configure: Regenerated.
12281 * gengtype.c (write_types_process_field, write_func_for_structure):
12282 Pass new argument to gt_pch_note_object.
12283 * ggc-common.c (struct ptr_data): Add TYPE.
12284 (gt_pch_note_object): Take TYPE argument and save it.
12285 (call_count): Update call to ggc_pch_count_object.
12286 (call_alloc): Update call to ggc_pch_alloc_object.
12287 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
12289 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
12290 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
12291 (ggc_alloc_zone_stat): Delete.
12292 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
12293 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
12294 (ggc_pch_alloc_object): Update prototypes.
12295 (garbage_zone): Delete.
12296 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
12297 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
12299 (tree_id_zone): New variable.
12300 (ggc_alloc_cleared_zone): Remove unused.
12301 (ggc_alloc_zone): Define.
12302 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
12303 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
12304 ggc_alloc_zone_stat.
12305 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
12306 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
12307 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
12308 (make_node_stat): Likewise. Use tree_id_zone.
12310 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12311 Joseph S. Myers <joseph@codesourcery.com>
12313 * configure.ac: Check for MIPS TLS.
12314 * configure: Regenerated.
12315 * config/mips/mips-protos.h (enum mips_symbol_type): Add
12316 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
12317 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
12318 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
12319 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
12320 (mips_classify_symbol, mips_symbolic_constant_p)
12321 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
12322 (mips_tls_operand_p, mips_call_tls_get_addr)
12323 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
12324 (mips_tls_symbol_ref_1): New functions.
12325 (mips_legitimize_address, mips_legitimize_const_move): Call
12326 mips_legitimize_tls_address.
12327 (override_options): Handle V1_REG and TLS symbols. Disable TLS
12329 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
12330 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
12331 (mips_char_to_class): Document V1_REG.
12332 (HAVE_AS_TLS): Provide default.
12333 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
12335 (load_got<mode>): Renamed from *load_got<mode>. Allow when
12337 (tls_get_tp_<mode>): New instruction.
12339 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12341 * configure.ac: Update checks for target tools.
12342 * configure: Regenerated.
12344 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12346 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
12348 2005-03-13 Roger Sayle <roger@eyesopen.com>
12350 * expmed.c (expand_mult): Use synthetic multiplication sequences for
12351 more classes of DImode multiplication by constant. Allow both
12352 multiplication by small negative constants (by performing a
12353 multiplication by a positive constant and negating the result) and
12354 multiplications by large powers of two, by using a left shift.
12356 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12358 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
12359 of basic blocks into work_stack.
12361 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
12362 config/mips/vr.h: Update copyright.
12364 * c-decl.c (c_init_decl_processing): Remove useless calls to
12365 build_function_type.
12367 * builtins.c (fold_trunc_transparent_mathfn,
12368 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
12369 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12370 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
12371 fold_builtin_strcpy, fold_builtin_strncpy,
12372 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
12375 * builtins.c (expand_builtin_mathfn_3): Remove local variable
12378 * lambda-code.c (lambda_compute_auxillary_space): Remove local
12379 variable determinant.
12381 * tree-cfg.c (group_case_labels): Remove local variable type.
12383 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
12386 * tree-ssa-phiopt.c (value_replacement): Remove local variable
12389 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
12392 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
12393 (*movmemqi_insn): Delete.
12394 (*movmemhi): Delete.
12396 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12398 * builtins.c (fold_builtin_classify): Take decomposed
12399 arguments of CALL_EXPR.
12400 (fold_builtin_1): Update a call to fold_builtin_classify.
12402 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
12405 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
12406 through into call to parser_xref_tag after parse error.
12407 (c_parser_struct_declaration): Consistently return NULL_TREE on
12410 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
12412 * tree-flow-inline.h (ref_contains_array_ref): New function.
12413 (lookup_subvars_for_var): Ditto.
12414 (get_subvars_for_var): Ditto.
12415 (var_can_have_subvars): Ditto.
12417 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
12418 (struct subvar): New type.
12420 * tree-dfa.c (okay_component_ref_for_subvars): New function.
12422 * tree-optimize.c (init_tree_optimization_passes): Call
12423 pass_create_structure_vars.
12425 * tree-ssa-alias.c: Include vec.h.
12426 (init_alias_info): Don't auto-clear call clobbered on struct-field
12428 (compute_flow_insensitive_aliasing): Handle subvars.
12429 (group_aliases): Handle STRUCT_FIELD aliases.
12430 (setup_pointers_and_addressables): Ditto.
12431 Don't mark variables non-addressable if they still have
12432 addressable subvars.
12433 Also mark subvars addressable when the real variable is marked
12435 (add_pointed_to_var): Try to prune the pointed-to set by only
12436 pointing to subvars when possible.
12437 Otherwise, make sure we set addresses_needed and pt_vars to
12438 properly include subvars.
12439 (bitpos_of_field): New function.
12440 (push_fields_onto_fieldstack): Ditto.
12441 (get_or_create_used_part_for): Ditto.
12442 (create_overlap_variables_for): Ditto.
12443 (find_used_portions): Ditto.
12444 (create_structure_vars): Ditto.
12445 (pass_create_structure_vars): New structure.
12447 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
12448 (get_expr_operands): Handle subvars. Also try to turn
12449 COMPONENT_REF accesses into must-defs now that we can accurately
12451 (note_addressable): Try to only mark as addressable those subvars
12452 we know a COMPONENT_REF touches.
12453 (overlap_subvar): New function.
12455 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
12456 Handle subvar storing.
12457 (vect_address_analysis): Update caller of vect_object_analysis.
12459 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
12461 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
12462 (STMT_VINFO_SUBVARS): New macro.
12464 * common.opts: add flag_tree_salias.
12466 * opts.c (decode_options): flag_tree_salias defaults to on.
12468 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
12470 * doc/tree-ssa.texi: Document structural alias analysis.
12472 2005-03-12 Steven Bosscher <stevenb@suse.de>
12474 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
12475 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
12476 * tree-ssa-operands.c (get_expr_operands): Likewise.
12477 (get_expr_operands): Likewise for ERROR_MARK.
12479 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12481 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
12484 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
12487 * tree-ssa-pre.c (compute_avail): Remove local variable val.
12488 (mark_operand_necessary): Remove local variable ver.
12490 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
12491 variable prefix_len.
12493 * value-prof.c (mod_subtract_transform): Remove local variable
12496 * builtins.c (fold_builtin_exponent): Take decomposed
12497 arguments of CALL_EXPR.
12498 (fold_builtin_1): Update a call to fold_builtin_exponent.
12500 * builtins.c (fold_builtin_logarithm): Take decomposed
12501 arguments of CALL_EXPR.
12502 (fold_builtin_1): Update a call to fold_builtin_logarithm.
12504 * c-decl.c (c_init_decl_processing): Remove local variables
12505 ptr_ftype_void and ptr_ftype_ptr.
12507 * gimplify.c (gimplify_expr): Remove local variables r0 and
12510 * reg-stack.c (move_for_stack_reg): Remove local variable
12512 (compare_for_stack_reg): Remove local variable flags_user.
12513 (convert_regs_1): Remove local variable deleted.
12515 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
12517 (combine_blocks): Remove local variables exits and new_e.
12519 * tree-inline.c (expand_call_inline): Remove local variable
12522 * tree-ssa-live.c (create_ssa_var_map,
12523 calculate_live_on_entry): Remove local variable snn.
12525 2005-03-12 Geoffrey Keating <geoffk@apple.com>
12527 * c-lex.c (c_lex_with_flags): Add parameter to call to
12530 2005-03-11 Per Bothner <per@bothner.com>
12532 * c-tree.h (struct c_declarator): New id_loc field.
12533 * c-pragma.h (c_lex_with_flags): Take position reference.
12534 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
12535 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
12536 (c_lex): Pass dummy location to c_lex_with_flags.
12537 * c-parser.c (c_lex_one_token): Set c_token's location using
12538 c_lex_with_flags, instead of input_location, which might be "ahead".
12539 (c_parser_direct_declarator): Set declarator's id_loc from
12541 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
12542 declarator's id_loc, rather than probably-imprecise input_location.
12543 (build_id_declarator): Initialize c_declarator's id_loc field.
12545 2005-03-11 Roger Sayle <roger@eyesopen.com>
12547 PR middle-end/20419
12548 * builtins.c (expand_builtin_signbit): Force the signbit's word
12549 into an integer register to avoid SUBREGs of floating point modes.
12551 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12553 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
12554 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
12555 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
12556 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
12558 2005-03-11 David Edelsohn <edelsohn@gnu.org>
12560 PR rtl-optimization/20306
12561 * expr.c (emit_move_complex): Set try_int false if mode is
12562 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
12563 emit_block_move if try_int is true.
12565 2005-03-11 Richard Henderson <rth@redhat.com>
12568 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
12569 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
12572 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12574 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
12575 (TARGET_FIX_VR4130): New macro.
12576 (TARGET_OPTIONS): Add -mfix-vr4130.
12577 (ISA_HAS_MACCHI): New macro.
12578 (ASM_SPEC): Add -mfix-vr4130.
12579 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
12580 (override_options): Handle mips_fix_vr4130_string.
12581 (mips_avoid_hazards): Clear all_noreorder_p
12582 if we're working around VR4130 errata and the macc alternatives
12584 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
12585 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
12586 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
12587 (MULTILIB_DEFAULTS): Remove leading "march=".
12588 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
12589 if no architecture option is given.
12590 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
12592 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
12593 * doc/invoke.texi: Document -mfix-vr4130.
12595 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12597 * config/mips/mips.c (override_options): Only warn about -mint64
12598 deprecation if TARGET_INT64.
12600 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12602 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
12603 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
12604 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
12605 are non-specific regarding the nonnull parameter positions.
12606 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
12607 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
12608 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
12609 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
12611 * builtins.def: Use the non-specific "nonnull" attibute lists.
12613 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12615 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12616 single_pred_edge, single_succ, single_pred): Improve comments.
12618 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12620 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12621 single_pred_edge, single_succ, single_pred): New inline functions.
12622 * bb-reorder.c (rotate_loop, find_traces_1_round,
12623 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
12624 duplicate_computed_gotos): Use the single_succ/pred functions.
12625 * cfganal.c (forwarder_block_p): Ditto.
12626 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
12627 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12628 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
12629 merge_seq_blocks): Ditto.
12630 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
12631 * cfglayout.c (fixup_reorder_chain): Ditto.
12632 * cfgloop.c (mark_single_exit_loops, update_latch_info,
12633 canonicalize_loop_headers, verify_loop_structure): Ditto.
12634 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
12635 mfb_update_loops, create_preheader, force_single_succ_latches,
12636 create_loop_notes): Ditto.
12637 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12638 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
12639 commit_one_edge_insertion, purge_dead_edges,
12640 cfg_layout_can_merge_blocks_p): Ditto.
12641 * except.c (sjlj_emit_function_enter): Ditto.
12642 * flow.c (init_propagate_block_info): Ditto.
12643 * function.c (thread_prologue_and_epilogue_insns): Ditto.
12644 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
12645 insert_insn_end_bb): Ditto.
12646 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
12647 find_if_case_2): Ditto.
12648 * lambda-code.c (perfect_nestify): Ditto.
12649 * lcm.c (optimize_mode_switching): Ditto.
12650 * loop-doloop.c (doloop_modify): Ditto.
12651 * loop-init.c (loop_optimizer_init): Ditto.
12652 * loop-iv.c (simplify_using_initial_values): Ditto.
12653 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12654 * loop-unswitch.c (unswitch_loop): Ditto.
12655 * modulo-sched.c (generate_prolog_epilog): Ditto.
12656 * predict.c (combine_predictions_for_insn, estimate_probability,
12657 tree_estimate_probability, last_basic_block_p,
12658 estimate_bb_frequencies): Ditto.
12659 * profile.c (branch_prob): Ditto.
12660 * regrename.c (copyprop_hardreg_forward): Ditto.
12661 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
12662 * tracer.c (layout_superblocks): Ditto.
12663 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
12664 cfg_remove_useless_stmts_bb, cleanup_control_flow,
12665 cleanup_control_expr_graph, disband_implicit_edges,
12666 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
12667 tree_verify_flow_info, tree_make_forwarder_block,
12668 tree_forwarder_block_p, remove_forwarder_block,
12669 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
12670 * tree-if-conv.c (tree_if_conversion): Ditto.
12671 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12672 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
12673 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
12674 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12675 copy_loop_headers): Ditto.
12676 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
12677 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
12678 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
12679 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
12680 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
12681 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
12682 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
12683 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
12684 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
12685 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
12686 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
12687 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
12688 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12689 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
12690 slpeel_add_loop_guard): Ditto.
12692 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
12694 PR tree-optimization/15784
12695 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12698 * stmt.c (expand_case): Don't change index_type. Convert minval
12699 to the proper type.
12701 PR tree-optimization/20130
12702 * fold-const.c (fold): Fold x * -1 into -x.
12704 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
12706 PR rtl-optimization/20331
12707 * rtlanal.c (modified_between_p): Check its address first for MEM.
12708 (modified_in_p): Likewise.
12710 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
12712 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
12714 2005-03-10 Steven Bosscher <stevenb@suse.de>
12716 * expr.c (expand_expr_real_1): If possible, use a conditional
12717 move for expanding MIN_EXPR and MAX_EXPR.
12718 Use temp for moving around rtx-en.
12720 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
12723 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
12726 2005-03-10 Roger Sayle <roger@eyesopen.com>
12728 * builtins.c (expand_builtin_signbit): Extend to handle floating
12729 point modes wider than the largest integer type, using the
12730 operand_subword_force function to obtain the signbit's word.
12732 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12735 * combine.c (try_combine): If recog_for_combine added CLOBBERs
12736 to NEWI2PAT, fail to combine if they are used by NEWPAT.
12738 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
12740 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
12742 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
12744 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
12746 (perform_edge_inserts): Unconditionally call
12747 free_dominator_info.
12749 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
12751 2005-03-10 Bob Wilson <bob.wilson@acm.org>
12753 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
12755 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
12757 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
12759 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
12761 (rtl_register_value_prof_hooks,
12762 tree_value_profile_transformations,
12763 tree_register_value_prof_hooks): Likewise.
12764 * var-tracking.c (stack_adjust_offset_pre_post,
12765 variable_htab_free, variable_union, dataflow_set_different_2,
12766 count_uses, variable_was_changed, set_frame_base_location,
12767 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
12768 vt_add_function_parameters): Likewise.
12769 * varasm.c (named_section_real, named_section, make_decl_rtl,
12770 asm_emit_uninitialised, assemble_integer, decode_addr_const,
12771 const_hash_1, compare_constant, copy_constant, force_const_mem,
12772 output_constant_pool_2, output_constant_pool_1, output_constant,
12773 output_constructor, make_decl_one_only, decl_tls_model,
12774 default_no_named_section, default_elf_select_section_1,
12775 default_unique_section_1): Likewise.
12776 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
12777 * vmsdbgout.c (addr_const_to_string): Likewise.
12780 * function.c (struct assign_parm_data_one): Remove last_named
12782 (assign_parm_find_data_types): Don't determine last_named.
12783 Reorder named_parm determination.
12784 (assign_parms): Only setup varargs on the last non-varadic
12787 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
12789 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
12790 sda base address on medium model.
12792 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
12794 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
12795 * cfgloop.c (flow_loop_nodes_find): Export.
12796 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
12798 * cfgloopmanip.c (fix_loop_structure): New function.
12799 * predict.c (predict_loops): Clean up the loops information.
12800 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
12801 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
12803 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
12804 (rewrite_into_loop_closed_ssa): Declaration changed.
12805 * tree-loop-linear.c (linear_transform_loops): Add argument to
12806 rewrite_into_loop_closed_ssa call.
12807 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12808 * tree-ssa-loop-im.c (move_computations): Ditto.
12809 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
12810 * tree-vectorizer.c (vectorize_loops): Ditto.
12811 * tree-optimize.c: Include cfgloop.h.
12812 (execute_todo): Choose whether to call cleanup_tree_cfg or
12813 cleanup_tree_cfg_loop.
12814 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
12815 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
12816 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
12817 cleanup_tree_cfg_loop call.
12818 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
12819 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
12820 work on part of cfg.
12822 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12824 PR inline-asm/20314
12825 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
12826 with multiple alternatives.
12828 * stmt.c (parse_output_constraint): Fix a typo.
12830 2005-03-09 Bob Wilson <bob.wilson@acm.org>
12832 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
12833 assembly directive instead of deprecated "no-generics".
12835 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
12837 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12838 for non-offsettable memory references to cope with outstanding reload
12840 * config/s390/s390.md ("reload_outti"): Call find_replacement to
12841 avoid losing outstanding address reloads.
12842 ("reload_outdi", "reload_outdf"): Likewise.
12844 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12846 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
12847 code. Add more cbrt transformations.
12849 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12851 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
12853 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12855 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
12856 NULL_TREE when a given tree is not simplified.
12857 (fold): Return the original tree when any of the functions
12858 mentioned above NULL_TREE.
12860 * fold-const.c (fold_unary, fold_binary): Take decomposed
12861 arguments, code, type, op0, and op1 in case of fold_binary.
12862 (fold): Update calls to fold_unary and fold_binary.
12864 2005-03-09 Roger Sayle <roger@eyesopen.com>
12866 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
12867 a fndecl and an arglist instead of a CALL_EXPR, exp.
12869 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12871 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
12873 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
12875 * expr.c (expand_assignment): Remove orig_to_rtx.
12877 * fold-const.c (int_const_binop): Remove no_overflow.
12879 * ifcvt.c (noce_emit_move_insn): Remove inmode.
12881 * loop-iv.c (get_biv_step_1): Remove lhs.
12883 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
12885 * real.c (real_nan): Remove neg.
12887 * function.c (thread_prologue_and_epilogue_insns): Remove i
12890 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
12893 * tree-eh.c (tree_could_trap_p): Remove idx.
12895 * tree-into-ssa.c (ann): Remove ann.
12897 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
12899 * tree-sra.c (decide_block_copy): Remove inst_count.
12901 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
12903 * tree-ssa-loop-im.c (lhs): Remove.
12905 * cfgbuild.c (state, STATE, SET_STATE,
12906 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
12908 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
12909 (find_basic_blocks): Set the state of each basic block to
12912 2005-03-08 Jeff Law <law@redhat.com>
12914 * tree-cfg.c (cleanup_control_flow): If removal of a computed
12915 goto results in the removal of edges in the CFG, then we need
12916 to recompute dominators.
12918 2005-03-09 Ben Elliston <bje@au.ibm.com>
12920 * c-common.c (c_do_switch_warnings): Comment fix.
12922 2005-03-08 Julian Brown <julian@codesourcery.com>
12924 * Patch from 2005-03-08 reverted for causing regressions and
12925 ppc-darwin bootstrap failure.
12927 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
12929 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
12930 Define the real function for ppc-darwin.
12931 * c-typeck.c (convert_arguments): Check for target-specific
12932 invalid argument call to unprototyped function.
12933 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12935 * target.h (invalid_arg_for_unprototyped_fn): New field
12937 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
12938 default target hook.
12939 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
12942 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12944 * c-typeck.c (constructor_stack, constructor_range_stack,
12945 initializer_stack): Make them static.
12947 * cfg.c (rbi_pool): Make it static.
12949 * gimple-low.c (lower_stmt_body): Make it static.
12950 * tree-flow.h: Remove the corresponding prototype. Don't
12951 declare lower_data.
12953 * sched-deps.c (cache_size): Make it static.
12955 * stor-layout.c (lang_adjust_rli): Make it static.
12957 2005-03-08 Julian Brown <julian@codesourcery.com>
12959 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12960 from being used for symbols with vague linkage when
12961 HAVE_GAS_COMDAT_GROUP is true.
12963 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
12965 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
12966 nlabel == JUMP_LABEL (jump).
12968 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12970 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
12971 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
12972 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
12973 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
12975 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
12978 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
12979 * c-common.c (handle_returns_twice): New function.
12980 (c_common_attribute_table): Declare eturns_twice' attribute.
12981 * doc/extend.texi: Document eturns_twice' attribute.
12982 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
12983 (struct tree_decl): Add returns_twice_flag.
12985 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12987 * tree-ssa-phiopt.c: Fix a comment typo.
12989 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
12990 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
12991 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
12994 2005-03-08 Richard Henderson <rth@redhat.com>
12996 * config/alpha/alpha.c (code_for_builtin): Replace special-case
12997 builtin codes with ctzdi2, clzdi2, popcountdi2.
12998 (struct alpha_builtin_def): Add is_const.
12999 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
13000 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
13001 (alpha_init_builtins): Init them. Set nothrow and const attributes
13003 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
13004 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
13005 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
13006 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
13007 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
13008 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
13009 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
13010 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
13011 (TARGET_FOLD_BUILTIN): New.
13012 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
13013 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
13015 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
13017 2005-03-08 Ira Rosen <irar@il.ibm.com>
13019 PR tree-optimization/20122
13020 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
13021 condition of access function instead of base.
13023 2005-03-07 Jeff Law <law@redhat.com>
13024 Steven Bosscher <stevenb@suse.de>
13026 * tree-cfg.c (find_taken_edge_computed_goto): New function.
13027 (find_taken_edge): Call find_taken_edge_computed_goto as
13028 appropriate. Allow any gimple invariant rather than just
13029 INTEGER_CST for VAL.
13030 (cleanup_control_flow): Cleanup a computed goto which has turned
13031 into a simple goto.
13032 (tree_merge_blocks): If block B has any forced labels, move
13033 them to the start of block A.
13034 * tree-ssa-dom.c (thread_across_edge): Allow threading across
13035 computed gotos as well.
13036 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
13037 removal of unnecessary computed gotos too.
13038 (lookup_redirection_data): Fix type of INSERT argument. Callers
13041 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13043 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
13044 Remove trailing spaces.
13046 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
13047 unshare_all_trees): Make them static.
13048 * tree-gimple.h: Remove the corresponding prototypes.
13050 * diagnostic.h: Remove unused prototype
13051 debug_output_buffer.
13052 * modulo-sched.c: Remove unused prototype
13053 set_row_column_for_ps.
13055 * tree-ssa-phiopt.c (tree_ssa_phiopt,
13056 replace_phi_edge_with_variable): Remove unused variable i.
13058 2005-03-07 Per Bothner <per@bothner.com>
13060 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
13062 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
13065 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
13066 bbs on the COND_EXPR instead of the PHI_NODEs.
13067 (candidate_bb_for_phi_optimization): Remove.
13068 (replace_phi_with_stmt): Rename to ...
13069 (replace_phi_edge_with_variable): this and change so that we
13070 replace the phi argument instead of removing the PHI.
13071 (conditional_replacement): Change so we deal with PHI with more
13072 than two arguments.
13073 (value_replacement): Likewise.
13074 (abs_replacement): Likewise.
13076 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
13078 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
13079 output_e500_flip_gt_bit.
13081 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
13083 (rs6000_generate_compare): Fix logic to look at the correct bits.
13084 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
13086 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
13087 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
13088 gen_move_from_CR_gt_bit.
13090 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
13091 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
13092 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
13094 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
13095 (E500_CR_IOR_COMPARE): New constant.
13097 2005-03-08 Earl Chew <earl_chew@agilent.com>
13098 David Billinghurst <David.Billinghurst@riotinto.com>
13100 * config/i386/host-cygwin.c: New file to support precompiled
13102 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
13103 * config.host: Use above files for cygwin host.
13105 2005-03-07 David Edelsohn <edelsohn@gnu.org>
13107 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
13108 ordering ops from earlier change.
13110 2005-03-07 Per Bothner <per@bothner.com>
13112 Various fixes to allow us to again build if --enable-mapped-location:
13113 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
13114 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
13115 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
13116 local variable loc. Change logic appropriately.
13117 * tree-vect-transform.c (vect_finish_stmt_generation): Use
13118 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
13119 * c-parser.c (c_parser_for_statement): Initialize loc variable.
13120 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
13121 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
13123 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
13125 PR rtl-optimization/19683
13126 * reload1.c (choose_reload_regs): Pass the number of bits, not the
13127 number of bytes, to smallest_int_for_mode. Fix arguments to
13128 REG_CANNOT_CHANGE_MODE_P.
13130 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13132 * reorg.c (relax_delay_slots): Check that the jump is
13133 conditional before trying to invert it.
13135 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13137 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
13140 * calls (stack_arg_under_construction): Make it static.
13142 * flow.c (regs_live_at_setjmp): Make it static.
13143 * flow.h: Remove the corresponding prototype.
13145 * reload1.c (reload_startobj, reload_firstobj,
13146 something_needs_operands_changed, reload_inherited,
13147 reload_inheritance_insn, reload_override_in,
13148 reload_spill_index): Make them static.
13150 * recog.c (verify_changes): Make it static.
13151 * recog.h: Remove the corresponding prototype.
13153 * cfgbuild.c (find_sub_basic_blocks): Remove.
13154 * basic-block.h: Remove the corresponding prototype.
13155 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
13157 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
13159 * tree-ssa-operands.c (check_build_stmt): Remove.
13161 * stor-layout.c (set_alignment): Remove.
13162 * tree.h: Remove the corresponding prototype.
13164 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
13166 * tree-ssa-dce.c (control_dependence_map,
13167 visited_control_parents): Make them static.
13169 * cfghooks.c (verify_flow_info): Remove local variable
13172 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
13175 * loop-unswitch.c (unswitch_loop): Remove local variable src.
13177 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
13179 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
13181 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
13183 * config/ia64/hpux.h (LINK_SPEC): Add -z.
13184 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
13185 PARALLEL for an empty structure.
13187 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13189 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
13191 * fold-const.c (fold_binary): Unroll the very first "for"
13194 2005-03-06 David Edelsohn <edelsohn@gnu.org>
13196 * config/rs6000/predicates.md (branch_comparison_operator): Remove
13197 redundant match_code test.
13198 (scc_comparison_operator): Swap match_operand and match_code
13200 (branch_positive_comparison_operator): Same.
13201 (trap_comparison_operator): Use comparison_operator and swap with
13204 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
13207 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
13208 (out_movhi_r_mr): Read low byte of volatile MEM first.
13209 (out_movhi_mr_r): Write high byte of volatile MEM first.
13211 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13213 * cselib.c (reg_values, reg_values_size): Make them static.
13215 * cse.c (cse_reg_info_table): Make it static.
13217 * fold-const.c (fold_unary): Use build1 instead of copy_node.
13219 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
13221 * cse.c (find_best_addr): Use canon_for_address.
13223 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13225 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
13226 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
13227 SUBREG and MEM, respectively.
13229 * fold-const.c (fold_binary): Use code instead of t.
13231 * fold-const.c (optimize_minmax_comparison): Take decomposed
13232 arguments code, type, op0, and op1 instead of t.
13233 (fold_binary): Update a call to optimize_minmax_comparison.
13235 * fold-const.c (fold_range_test): Take decomposed arguments
13236 code, type, op0, and op1 instead of t.
13237 (fold_binary): Update a call to fold_range_test.
13239 * fold-const.c (fold_binary_op_with_conditional_arg): Take
13240 decomposed arguments code, type, op0, and op1 instead of t.
13241 (fold_binary): Update a call to fold_range_test.
13243 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13245 * fold-const.c (fold_binary): Avoid directly using the original
13246 expression t as much as possible.
13248 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13250 * c-semantics.c (build_stmt): Use TYPE_P instead of
13251 IS_NON_TYPE_CODE_CLASS.
13252 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
13253 (NON_TYPE_CHECK): Use TYPE_P instead of
13254 IS_NON_TYPE_CODE_CLASS.
13256 * fold-const.c (fold): Remove handling of binary expressions.
13258 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
13260 * doc/c-tree.texi: Wrap comments in @r{}.
13261 * doc/cpp.texi: Likewise.
13262 * doc/cppinternals.texi: Likewise.
13263 * doc/extend.texi: Likewise.
13264 * doc/md.texi: Likewise.
13265 * doc/objc.texi: Likewise.
13266 * doc/sourcebuild.texi: Likewise.
13267 * doc/tm.texi: Likewise.
13268 * doc/tree-ssa.texi
13270 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13272 * predict.c (apply_return_prediction): Standardize PHI chain
13274 * tree-ssa.c (ssa_redirect_edge): Likewise.
13276 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
13277 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
13280 * tree-phinodes.c (remove_phi_node): Drop the last argument.
13281 * tree-flow.h: Adjust the prototype for remove_phi_node.
13282 * lambda-code.c (perfect_nestify): Adjust a call to
13285 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
13286 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
13288 * tree-ssa-dce.c (remove_dead_phis): Likewise.
13289 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
13290 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
13291 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
13293 * combine.c (simplify_and_const_int): Use gen_int_mode instead
13294 of GEN_INT (trunc_int_for_mode (...)).
13295 * loop-iv.c (iv_number_of_iterations): Likewise.
13296 * postreload.c (reload_cse_move2add): Likewise.
13297 * simplify-rtx.c (simplify_const_unary_operation,
13298 simplify_const_binary_operation): Likewise.
13299 * stor-layout.c (get_mode_bounds): Likewise.
13301 * fold-const.c (fold_binary): New.
13302 (fold): Call fold_binary on binary expressions.
13304 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
13306 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
13307 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
13308 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
13309 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
13310 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
13312 2005-03-04 Devang Patel <dpatel@apple.com>
13314 PR tree-optimization/18815
13315 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13316 loops with zero exit edges.
13318 2005-03-04 Devang Patel <dpatel@apple.com>
13320 * doc/invoke.texi: Remove reference to webpage that does not exist.
13322 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
13323 Joseph S. Myers <joseph@codesourcery.com>
13326 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
13327 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
13328 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
13329 * pa.c (get_plabel): Change argument to symbol_ref. Call
13330 maybe_get_identifier instead of get_identifier.
13331 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
13332 (struct deferred_plabel): Replace name field with symbol field.
13333 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
13334 ASM_OUTPUT_EXTERNAL_REAL is defined.
13335 (output_global_address): Use output_addr_const for output of all
13337 (output_deferred_plabels): Use symbol_ref instead of name for address
13339 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
13340 ASM_OUTPUT_SYMBOL_REF): New macros.
13341 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
13343 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
13346 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
13348 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
13349 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
13351 2005-03-04 Jeff Law <law@redhat.com>
13353 * basic-block.h (rediscover_loops_after_threading): Declare.
13354 * tree-ssa-dom.c: Include cfgloop.h.
13355 (tree_ssa_dominator_optimize): Discover loops and some basic
13356 properties. Remove forwarder blocks recreated by loop header
13357 canonicalization. Also mark backedges in the CFG.
13358 * tree-ssa-threadupdate.c: Include cfgloop.h
13359 (rediscover_loops_after_threading): Define.
13360 (struct local_info): New field, JUMP_THREADED.
13361 (prune_undesirable_thread_requests): New function.
13362 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
13363 then record that fact for the callers of redirct_edges.
13364 (thread_block): If BB has incoming backedges, then call
13365 prune_undesirable_thraed_requests. Note when we are
13366 going to have to rediscover loop information. Return a
13367 boolean indicating if any jumps were threaded.
13368 (thread_through_all_blocks): Bubble up boolean indicating
13369 if any jumps were threaded.
13370 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
13371 (tree-ssa-threadupdate.o): Similarly.
13373 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13375 * fold-const.c (fold_ternary): Unroll the "for" loop to
13378 2005-03-04 Andrew Haley <aph@redhat.com>
13380 * unwind-dw2-fde-glibc.c (struct
13381 unw_eh_callback_data.check_cache): New field.
13382 (frame_hdr_cache): New.
13383 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
13384 Cache frame header info.
13386 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
13388 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
13389 (print_c_condition): Declare.
13390 * read-rtl.c (ptr_loc): New structure.
13391 (ptr_locs, ptr_loc_obstack, joined_conditions)
13392 (joined_conditions_obstack): New variables.
13393 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
13394 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
13395 (join_c_conditions, print_c_condition): New functions.
13396 (apply_macro_to_string): Associate the new string with the same
13397 source location as the old one.
13398 (add_condition_to_string): Use join_c_conditions.
13399 (read_string): Use set_rtx_ptr_loc to record a filename and line
13400 number for the string.
13401 (read_rtx): Initialize the new variables above.
13402 * genattrtab.c (write_test_expr, write_attr_value): Use
13404 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
13405 comment above the GCC_VERSION check.
13406 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
13407 Inline the definition of MAYBE_EVAL.
13408 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
13409 * genoutput.c (process_template): Likewise.
13410 * genpreds.c (write_predicate_subfunction): Likewise.
13411 (write_predicate_expr): Use print_c_condition.
13412 * genrecog.c (write_cond): Likewise.
13413 * gensupport.c (process_rtx): Use join_c_conditions to join the
13414 conditions of a define_insn_and_split. Record a source location
13415 for the string after the "&&".
13416 (alter_test_for_insn): Use join_c_conditions.
13418 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
13421 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
13422 PR tree-optimization/15784
13423 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13426 2005-03-04 Ben Elliston <bje@au.ibm.com>
13428 * gcc.c (option_map): Add --coverage.
13429 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
13430 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
13431 * config/darwin.h: Pass -lgcov for `coverage'.
13432 * doc/invoke.texi (Debugging Options): Document --coverage.
13434 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13436 * gcse.c (bypass_block): Use find_edge wherever possible.
13438 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
13442 * c-opts.c (c_common_parse_file): Call start_source_file
13443 and end_source_file at the approriate times.
13445 * dwarf2out.c (dwarf2out_finish): Don't auto-end
13446 the main file, it will be done for us now.
13448 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13450 * fold-const.c (fold_ternary): New.
13451 (fold): Call fold_ternary on ternary expressions. Remove
13452 handling of ternary expressions.
13454 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
13456 PR tree-optimization/15784
13457 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13460 2005-03-03 David Edelsohn <edelsohn@gnu.org>
13462 * config/rs6000/predicates.md (branch_comparison_operator):
13463 Convert from C block to conditional format.
13465 2005-03-03 Jan Hubicka <jh@suse.cz>
13467 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
13468 and non-constant public variables.
13470 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
13472 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
13475 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
13478 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
13479 calls to release_ssa_name and release_phi_node.
13481 * fold-const.c (fold): Remove handling of unary expressions.
13483 * fold-const.c (fold_unary): Avoid directly using the original
13484 expression t as much as possible.
13486 2005-03-03 Roger Sayle <roger@eyesopen.com>
13487 Andrew Pinski <pinskia@physics.uc.edu>
13489 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
13490 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
13492 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
13494 Describe special registers SRP and MOF as allocatable registers.
13495 * config/cris/cris.c (cris_md_asm_clobbers): New function.
13496 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
13497 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
13498 TARGET_HAS_MUL_INSNS.
13499 (cris_print_operand) <case 'd'>: New case.
13500 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
13501 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
13503 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
13504 (REG_ALLOC_ORDER): Update for MOF.
13505 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
13507 (GENERAL_REGS): No longer a define of ALL_REGS.
13508 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
13509 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13510 Adjust accordingly.
13511 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
13512 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
13513 (SECONDARY_RELOAD_CLASS): Define.
13514 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
13515 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
13516 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
13517 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
13518 (REGISTER_MOVE_COST): Define.
13519 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
13520 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
13521 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
13522 (CRIS_MOF_REGNUM): New define_constants.
13523 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
13525 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
13527 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
13528 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
13529 Adjust for MOF being properly described as a register.
13530 (indir_to_reg_split): Name this split. Conditionalize on the
13531 destination register being a general register.
13532 (movei): Conditionalize on on operands 0 and 1 having the same
13535 2005-03-03 Alan Modra <amodra@bigpond.net.au>
13538 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
13539 -mcpu to override any other explicitly given flags.
13541 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
13543 * recog.c (verify_changes, confirm_change_group): New functions,
13544 broken out of apply_change_group.
13545 (apply_change_group): Use them.
13546 * recog.h (verify_change, confirm_change_group): Declare.
13547 * rtl.h (redirect_jump_2): Declare.
13548 * jump.c (redirect_exp, invert_exp): Delete.
13549 (invert_exp_1): Take second parameter. Return value. Changed caller.
13550 (redirect_jump_2): New function, broken out of redirect_jump.
13551 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
13552 (invert_jump): Use invert_jump_1 and redirect_jump_2.
13553 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
13555 2005-03-02 Geoffrey Keating <geoffk@apple.com>
13557 * varasm.c (named_section): Use xstrdup rather than doing it by
13560 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
13562 2005-03-02 Devang Patel <dpatel@apple.com>
13564 Undo PR tree-optimization/18815 fix.
13566 2005-03-02 Devang Patel <dpatel@apple.com>
13568 PR tree-optimization/18815
13569 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13570 loops with zero exit edges.
13572 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13574 * cfg.c (connect_src, connect_dest, disconnect_src,
13575 disconnct_dest): New.
13576 (unchecked_make_edge, remove_edge, redirect_edge_succ,
13577 redirect_edge_pred): Use the new functions.
13579 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
13580 free_dominance_info only when needed.
13582 2005-03-02 David Edelsohn <edelsohn@gnu.org>
13585 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
13586 (reg_or_sub_cint64_operand): Same.
13588 2005-03-02 Jeff Law <law@redhat.com>
13590 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
13591 CFG_ALTERED in the main DOM iteration loop.
13593 2005-03-02 Mark Mitchell <mark@codesourcery.com>
13596 * varasm.c (initializer_constant_valid_p): Allow conversions
13597 between OFFSET_TYPEs. Tidy.
13599 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
13601 * config/cris/cris.md ("return"): Remove epilogue delay list
13604 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
13606 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
13608 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
13610 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13612 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
13613 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
13614 config/m68k/m68k.c, config/mips/mips.h,
13615 config/rs6000/rs6000-protos.h, doc/contrib.texi,
13616 doc/include/gcc-common.texi: Update copyright.
13618 PR middle-end/18029 and PR middle-end/18030
13619 * expr.c (optimize_bitfield_assignment_op): Add a special case
13620 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
13622 * fold-const.c (fold_unary): New.
13623 (fold): Call fold_unary on unary expressions.
13625 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
13627 * cgraph.h (struct cgraph_edge): Add prev_caller and
13628 prev_callee fields.
13629 (cgraph_node_remove_callees): Export.
13630 * cgraph.c (cgraph_create_edge): Initialize prev_caller
13632 (cgraph_edge_remove_callee): New function.
13633 (cgraph_edge_remove_caller): Likewise.
13634 (cgraph_remove_edge): Use.
13635 (cgraph_redirect_edge_callee): Likewise.
13636 (cgraph_node_remove_callees): New function.
13637 (cgraph_node_remove_callers): Likewise.
13638 (cgraph_remove_node): Use.
13639 * tree-optimize.c (tree_rest_of_compilation): Use
13640 cgraph_node_remove_callees instead of manual loop.
13641 * cgraphunit.c (cgraph_finalize_function): Likewise.
13642 (cgraph_expand_function): Likewise.
13643 (cgraph_remove_unreachable_nodes): Likewise.
13645 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
13648 * c-tree.h (undeclared_variable, build_external_ref): Add extra
13650 * c-decl.c (undeclared_variable): Take location as argument.
13651 * c-typeck.c (build_external_ref): Likewise.
13652 * c-parser.c (c_parser_postfix_expression): Pass location of
13653 identifier to build_external_ref.
13655 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13657 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
13658 CCEQ mode for branch_positive_comparison_operator test.
13659 * config/rs6000/predicates (branch_comparison_operator): Revert to
13661 (scc_comparison_operator): Same.
13662 (branch_positive_comparison_operator): Same.
13664 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
13666 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
13667 (cris_delay_slots_for_epilogue): Remove.
13668 (save_last): Move into cris_target_asm_function_epilogue.
13669 (cris_target_asm_function_epilogue): Remove tests for file being
13671 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
13672 (cris_delay_slots_for_epilogue): Remove prototypes.
13673 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
13674 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
13676 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13678 * config/rs6000/predicates.md (branch_comparison_operator): Change
13679 to define_special_predicate.
13680 (scc_comparison_operator): Same.
13681 (branch_positive_comparison_operator): Same.
13683 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
13685 * Makefile.in (tree-ssa-sink.o): New.
13686 (OBJS-common): Add tree-ssa-sink.o.
13687 * common.opt: Add -ftree-sink
13688 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
13689 * timevar.def (TV_TREE_SINK): new timevar.
13690 * tree-flow.h (is_hidden_global_store): Prototype.
13691 * tree-optimize.c (init_tree_optimization_passes): Add
13693 * tree-pass.h (pass_sink_code): New.
13694 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13695 for non-obvious global store store to is_hidden_global_store, and
13696 call that new function.
13697 * tree-ssa-sink.c: New file.
13698 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
13699 * doc/passes.texi: Document forward store motion.
13700 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
13701 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
13702 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
13703 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
13705 2005-03-01 Per Bothner <per@bothner.com>
13707 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
13708 and we have a non-zero column-number, add it to the message.
13709 Also factor out the diagnostic_kind_text.
13711 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13713 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
13714 flow_loop_pre_header_scan, flow_loop_pre_header_find,
13715 flow_loop_scan): Removed.
13716 (flow_loop_dump): Do not dump removed fields.
13717 (flow_loop_free): Do not free removed fields.
13718 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
13719 (loop_exit_edge_p): New function.
13720 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
13721 num_pre_header_edges, entry_edges, num_entries, exit_edges,
13722 num_exits, exits_doms.
13723 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
13724 LOOP_EDGES, LOOP_ALL): Removed.
13725 (flow_loop_scan): Declaration removed.
13726 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
13727 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
13729 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
13730 (if_convert): Call flow_loops_find and flow_loops_free
13731 when calling mark_loop_exit_edges.
13732 * cfgloopanal.c (mark_loop_exit_edges): Moved from
13733 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
13734 free_dominance_info calls.
13735 * loop-init.c (flow_loops_find): Ditto.
13736 * passes.c (rest_of_handle_branch_prob): Ditto.
13737 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
13738 * loop-unroll.c (analyze_insns_in_loop): Do not use
13740 * predict.c (predict_loops): Do not call flow_loop_scan.
13741 Use get_loop_exit_edges.
13742 (tree_estimate_probability): Do not pass flags to flow_loops_find.
13743 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
13744 Do not use EDGE_LOOP_EXIT.
13745 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
13746 to bb_with_exit_edge_p.
13747 (if_convertible_loop_p): Do not call flow_loop_scan. Use
13748 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
13749 to bb_with_exit_edge_p.
13750 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
13752 * tree-loop-linear.c (linear_transform_loops): Do not call
13753 flow_loop_scan. Use loop->single_exit.
13754 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
13755 (vect_analyze_loop_form): Do not call flow_loop_scan.
13756 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
13758 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
13760 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
13761 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13762 slpeel_tree_duplicate_loop_to_edge_cfg,
13763 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
13764 Use loop_preheader_edge and loop->single_exit. Do not call
13767 2005-03-01 Nick Clifton <nickc@redhat.com>
13769 * config/arm/arm.c (thumb_find_work_register): Check all of the
13770 argument registers to see if they are free, and a couple of
13771 special cases where the last argument register but can be proved
13772 to be available during the function's prologue.
13773 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
13774 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
13775 thumb_unexpanded_epilogue): Use unsigned long as the type for the
13777 (thumb_compute_save_reg_mask): Likewise. Also use
13778 thumb_find_work_register() to ensure that there is agreement about
13779 which work register is going to be used in the prologue.
13780 (thumb_output_function_prologue): Use unsigned long as the type
13781 for the register bit-mask. Also delay pushing the link register if
13782 other high registers are going to be pushed.
13783 (thumb_compute_save_reg_mask, emit_multi_reg_push,
13784 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
13785 redundant prototypes.
13787 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
13790 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
13791 and after reload in REG+REG indexed addresses without REG_POINTER
13792 set in the base and not set in the index.
13794 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
13796 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
13797 Don't undefine here.
13798 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
13799 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
13800 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13801 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
13802 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
13804 * config.gcc (sh*-*-linux*): Use config/linux.h.
13806 2005-02-28 Dale Johannesen <dalej@apple.com>
13807 Stan Shebs <shebs@apple.com>
13809 Rewrite of 64-bit Darwin structure-by-value pass/return.
13810 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
13811 intoffset, use_stack, named.
13812 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
13813 (rs6000_darwin64_record_arg_advance_flush): New.
13814 (rs6000_darwin64_record_arg_advance_recurse): New.
13815 (rs6000_darwin64_record_arg_flush): New.
13816 (rs6000_darwin64_record_arg_recurse): New.
13817 (rs6000_darwin64_record_arg): New.
13818 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
13819 (function_arg_boundary): Handle 128-bit aligned structs.
13820 (function_arg_advance): Rewrite darwin64 struct handling.
13821 (function_arg): Call rs6000_darwin64_record_arg.
13822 (function_arg_partial_nregs): Handle darwin64 structs.
13823 (rs6000_darwin64_function_value): Remove.
13824 (rs6000_function_value): Call rs6000_darwin64_record_arg.
13826 2005-02-28 Roger Sayle <roger@eyesopen.com>
13828 PR tree-optimization/20216
13829 * tree-chrec.c (tree_fold_factorial): Delete.
13830 (tree_fold_binomial): Change argument list to take a return type
13831 and change the type of K to unsigned int. Rewrite to avoid explicit
13832 evaluation of factorials, and (recursively) calling fold to perform
13833 compile-time arithmetic. Return NULL on (internal) overflow.
13834 (chrec_evaluate): Change type of K to an unsigned int. Avoid
13835 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
13836 if any intermediate calculation overflows.
13837 (chrec_apply): Update call to chrec_evaluate.
13839 2005-02-28 James E Wilson <wilson@specifixinc.com>
13841 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
13843 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
13846 * c-parser.c (c_parser_compound_statement): Return error_mark_node
13847 instead of NULL_TREE on error.
13849 2005-02-28 David Edelsohn <edelsohn@gnu.org>
13851 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
13852 (EASY_VECTOR_15_ADD_SELF): Remove.
13853 (num_insns_constant_wide): Not static.
13854 (validate_condition_mode): Not static.
13855 (toc_relative_expr_p): Not static.
13856 (legitimate_indirect_address_p): Not static.
13857 (macho_lo_sum_memory_operand): Not static.
13858 (invalid_e500_subreg): Not static.
13859 (easy_vector_same): Not static.
13860 (easy_vector_splat_const): Not static.
13861 (RS6000_SYMBOL_REF_TLS_P): Remove.
13862 (any_operand): Delete.
13863 (any_parallel_operand): Delete.
13864 (count_register_operand): Delete.
13865 (altivec_register_operand): Delete.
13866 (xer_operand): Delete.
13867 (s8bit_cint_operand): Delete.
13868 (short_cint_operand): Delete.
13869 (u_short_cint_operand): Delete.
13870 (non_short_cint_operand): Delete.
13871 (exact_log2_cint_operand): Delete.
13872 (gpc_reg_operand): Delete.
13873 (cc_reg_operand): Delete.
13874 (cc_reg_not_cr0_operand): Delete.
13875 (reg_or_short_operand): Delete.
13876 (reg_or_neg_short_operand): Delete.
13877 (reg_or_aligned_short_operand): Delete.
13878 (reg_or_u_short_operand): Delete.
13879 (reg_or_cint_operand): Delete.
13880 (reg_or_arith_cint_operand): Delete.
13881 (reg_or_add_cint64_operand): Delete.
13882 (reg_or_sub_cint64_operand): Delete.
13883 (reg_or_logical_cint_operand): Delete.
13884 (got_operand): Delete.
13885 (got_no_const_operand): Delete.
13886 (easy_fp_constant): Delete.
13887 (easy_vector_constant): Delete.
13888 (easy_vector_constant_add_self): Delete.
13889 (zero_constant): Delete.
13890 (zero_fp_constant): Delete.
13891 (volatile_mem_operand): Delete.
13892 (offsettable_mem_operand): Delete.
13893 (mem_or_easy_const_operand): Delete.
13894 (add_operand): Delete.
13895 (non_add_cint_operand): Delete.
13896 (logical_operand): Delete.
13897 (non_logical_cint_operand): Delete.
13898 (mask_operand): Delete.
13899 (mask_operand_wrap): Delete.
13900 (mask64_operand): Delete.
13901 (mask64_2_operand): Delete.
13902 (and64_operand): Delete.
13903 (and64_2_operand): Delete.
13904 (and_operand): Delete.
13905 (reg_or_mem_operand): Delete.
13906 (lwa_operand): Delete.
13907 (symbol_ref_operand): Delete.
13908 (call_operand): Delete.
13909 (current_file_function_operand): Delete.
13910 (input_operand): Delete.
13911 (rs6000_nonimmediate_operand): Delete.
13912 (rs6000_tls_symbol_ref): Delete.
13913 (save_world_operation): Delete.
13914 (restore_world_operation): Delete.
13915 (load_multiple_operation): Delete.
13916 (store_multiple_operation): Delete.
13917 (vrsave_operation): Delete.
13918 (mfcr_operation): Delete.
13919 (mtcrf_operation): Delete.
13920 (lmw_operation): Delete.
13921 (stmw_operation): Delete.
13922 (branch_comparison_operator): Delete.
13923 (branch_positive_comparison_operator): Delete.
13924 (scc_comparison_operator): Delete.
13925 (trap_comparison_operator): Delete.
13926 (boolean_operator): Delete.
13927 (boolean_or_operator): Delete.
13928 (min_max_operator): Delete.
13929 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
13930 (EASY_VECTOR_15): Moved to here.
13931 (EASY_VECTOR_15_ADD_SELF): Move to here.
13932 (PREDICATE_CODES): Delete.
13933 * config/rs6000/rs6000-protos.h: Delete predicate functions.
13934 Declare functions no longer static.
13935 * config/rs6000/predicates.md: New.
13936 * config/rs6000/rs6000.md: Include predicates.md
13938 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
13940 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
13941 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
13943 * cfgrtl.c (need_fake_edge_p): Likewise.
13944 * combine.c (distribute_notes): Likewise.
13945 * emit-rtl.c (try_split): Likewise.
13946 * recog.c (peephole2_opimize): Likewise.
13947 * reg-notes.def (ALWAYS_RETURN): Remove.
13948 * rtl.h (LCT_ALWAYS_RETURN): Remove.
13949 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
13950 * tree.h (ECF_ALWAYS_RETURN): Remove.
13952 2005-02-28 Roger Sayle <roger@eyesopen.com>
13954 PR middle-end/19874
13955 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
13956 between different machine modes is never a "useless" conversion.
13958 2005-02-28 Geert Bosch <bosch@gnat.com>
13961 * doc/contrib.texi: List contributors for Ada front end
13963 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13965 * simplify-rtx.c (simplify_unary_operation_1,
13966 simplify_const_unary_operation): New, extracted from...
13967 (simplify_unary_operation): ... this one.
13968 (simplify_binary_operation_1,
13969 simplify_const_binary_operation): New, extracted from...
13970 (simplify_binary_operation): ... this one.
13971 * rtl.h (simplify_const_unary_operation,
13972 simplify_const_binary_operation): Add prototypes.
13974 2005-02-28 Julian Brown <julian@codesourcery.com>
13976 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
13977 building libjava and caused PR regression/20228.
13979 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13982 * Makefile.in (host_subdir): New.
13983 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
13984 * configure: Regenerate.
13986 2005-02-27 Zack Weinberg <zack@codesourcery.com>
13988 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
13989 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
13990 installation directory first.
13992 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
13995 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
13996 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
13997 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
13998 * config/cris/cris.md: Tweak comments referring to Q.
13999 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
14000 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
14001 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
14002 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
14003 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
14004 Insert spaces in constraints to align alternatives vertically for
14006 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
14009 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14011 PR rtl-optimization/17728
14012 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
14013 operand 0 from general_operand to move_dest_operand.
14015 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14017 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
14018 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
14019 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
14020 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
14022 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
14024 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
14025 * configure: Regenerate.
14026 * libada-mk.in: Remove CC; rename
14027 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
14029 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
14032 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
14033 for the lhs, also walk over the tree. Likewise for rhs.
14035 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
14037 * tree-ssa-dom.c (simple_iv_increment_p): New function.
14038 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
14039 Do not propagate value of iv before increment over the increment.
14041 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
14043 * c-parser.c: New file.
14044 * c-parse.in: Remove.
14045 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
14047 (c-parser.o): Add dependencies.
14048 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
14049 maintainer-clean, TAGS): Update.
14050 * c-config-lang.in (gtfiles): Update.
14051 * gengtype-lex.l: Don't handle "@@".
14052 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
14053 objc_build_synchronized, objc_begin_try_stmt,
14054 objc_begin_catch_clause, objc_finish_catch_clause,
14055 objc_build_finally_clause, objc_finish_try_stmt): New.
14056 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
14058 (c_parse_init): Update comment.
14059 * c-decl.c (c_init_decl_processing): Update comment.
14060 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14061 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
14062 new c_declspecs members.
14064 2005-02-25 Julian Brown <julian@codesourcery.com>
14066 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14067 from being used for symbols with vague linkage when
14068 HAVE_GAS_COMDAT_GROUP is true.
14070 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14072 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
14074 2005-02-25 Steve Ellcey <sje@cup.hp.com>
14077 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
14078 (LIBGCC2_HAS_DF_MODE): New.
14079 (LIBGCC2_HAS_XF_MODE): New.
14080 (LIBGCC2_HAS_TF_MODE): New.
14081 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14082 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14083 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14084 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14085 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
14086 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
14087 and add _fixtfdi, _fixunstfdi, _floatditf
14088 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
14089 L_fixunstfdi, L_floatditf.
14090 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
14091 (LIBGCC2_HAS_TF_MODE): Define.
14093 2005-02-25 Diego Novillo <dnovillo@redhat.com>
14095 PR tree-optimization/20204
14096 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
14097 REWRITE_THIS_STMT markers on PHI nodes.
14098 (rewrite_initialize_block): Likewise.
14100 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14102 * version.c (version_string): Update to 4.1.
14104 2005-02-25 Paolo Carlini <pcarlini@suse.de>
14106 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
14107 Clarify that the alternative way doesn't work in GNU C++.
14109 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14111 PR tree-optimization/19937
14112 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
14113 to the type of the induction variable.
14115 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
14117 PR rtl-optimization/20117
14118 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
14119 the block including noncopyable insn.
14121 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14123 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
14124 calls to find_reg_note.
14126 2005-02-24 Richard Henderson <rth@redhat.com>
14129 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
14132 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
14134 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
14135 vector types if to use base reg for misaligned non-word ld/std.
14137 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14140 * config/cris/cris.c (cris_target_asm_function_prologue): Create
14141 dwarf2 label manually and put it after, not before the prologue.
14143 2005-02-24 David Edelsohn <edelsohn@gnu.org>
14146 * reload.c (operands_match_p): Only increment register number for
14147 SCALAR_INT_MODE_P modes in multiple hard registers.
14149 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
14152 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14154 * ChangeLog.5: Fix log message typo(s).
14155 * ChangeLog.7: Likewise.
14156 * ChangeLog.tree-ssa: Likewise.
14157 * cfgexpand.c: Fix comment typo(s).
14158 * conflict.c: Likewise.
14159 * defaults.h: Likewise.
14160 * dwarf2out.c: Likewise.
14161 * gcse.c: Likewise.
14162 * ggc-page.c: Likewise.
14163 * tree-eh.c: Likewise.
14164 * tree-ssa-dom.c: Likewise.
14166 2005-02-24 Jakub Jelinek <jakub@redhat.com>
14169 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
14170 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
14171 if SHARED is defined.
14174 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
14175 allow splitting only if operands 0 and 3 don't overlap.
14177 2005-02-24 Richard Henderson <rth@redhat.com>
14179 PR middle-end/19953
14180 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
14181 (fold_builtin_1): Call them.
14182 * fold-const.c (fold_complex_mult_parts): Split out from ...
14183 (fold_complex_mult): ... here. Fix typo in both imaginary case.
14184 (fold_complex_div_parts, fold_complex_div): New.
14186 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
14188 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14190 * tree-ssa-ccp.c (visit_assignment): Verify that result of
14191 VIEW_CONVERT_EXPR is_gimple_min_invariant.
14193 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
14194 (print_node): Likewise.
14195 Print TYPE_SIZES_GIMPLIFIED.
14197 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14199 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
14200 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
14201 operands as commutative in constraints.
14203 2005-02-24 Diego Novillo <dnovillo@redhat.com>
14205 * tree-into-ssa.c: Re-organize internal functions.
14207 2005-02-24 Richard Henderson <rth@redhat.com>
14209 PR middle-end/18902
14210 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
14212 * common.opt (fcx-limited-range): New.
14213 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
14214 * toplev.c (flag_complex_method): Initialize to 1.
14215 (process_options): Set flag_complex_method to 0 if
14216 flag_cx_limited_range.
14217 * doc/invoke.texi (-fcx-limited-range): New.
14219 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14221 * cse.c (delete_trivially_dead_insns): Speed up by using
14222 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
14225 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
14227 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
14228 functions when -mid-shared-library is being used.
14230 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14232 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
14233 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
14234 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
14235 * system.h: Poison LINK_LIBGCC_SPECIAL.
14237 2005-02-23 James E Wilson <wilson@specifixinc.com>
14239 * gengtype.c (note_insn_name): Make 1 element larger.
14241 2005-02-23 Roger Sayle <roger@eyesopen.com>
14244 PR rtl-optimization/20097
14245 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14246 BImode SUBREGs of SImode registers which confuse the ia64 backend.
14248 2005-02-23 David Edelsohn <edelsohn@gnu.org>
14250 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
14251 * t-aix52 (SHLIB_INSTALL): Same.
14253 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
14255 * genpreds.c: Update copyright.
14257 2005-02-23 Michael Beach <michaelb@ieee.org>
14260 * config/sparc/t-elf (startup files): Assemble with CPP.
14262 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
14264 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
14265 (write_predicate_expr): Likewise.
14267 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14269 PR tree-optimization/20100
14270 PR tree-optimization/20115
14271 * tree-optimize.c (init_tree_optimization_passes): Remove
14272 pass_maybe_create_global_var.
14273 * tree-pass.h (pass_maybe_create_global_var): Remove.
14274 * tree-ssa-alias.c (aliases_computed_p): Declare.
14275 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
14276 (count_calls_and_maybe_create_global_var): Remove.
14277 (pass_maybe_create_global_var): Remove.
14278 (init_alias_info): Do not declare aliases_computed_p.
14279 (maybe_create_global_var): If the function contains no
14280 call-clobbered variables and a mix of pure/const and regular
14281 function calls, create .GLOBAL_VAR.
14282 Mark all call-clobbered variables for renaming.
14283 (merge_pointed_to_info): Update comment.
14284 (add_pointed_to_var): Likewise.
14285 (is_escape_site): Likewise.
14286 Accept struct alias_info * instead of size_t *.
14288 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
14290 * tree-ssa-operands.c (get_call_expr_operands): If
14291 ALIASES_COMPUTED_P is false, do not add call-clobbering
14293 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
14294 (delete_tree_ssa): Likewise.
14296 2005-02-22 James E Wilson <wilson@specifixinc.com>
14298 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
14299 (do_compile): Do call it here.
14301 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14303 PR rtl-optimization/20017.
14304 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
14305 rest_of_handle_cse2, rest_of_handle_gcse): Call
14306 delete_dead_jumptables immediately before calling cleanup_cfg.
14308 2005-02-22 Devang Patel <dpatel@apple.com>
14311 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
14314 2005-02-22 David Edelsohn <edelsohn@gnu.org>
14316 * config/rs6000/aix.h (WINT_TYPE): Define.
14318 2005-02-22 Stan Shebs <shebs@apple.com>
14320 * config/rs6000/rs6000.c (rs6000_override_options): Default to
14321 natural alignment for 64-bit Darwin.
14322 (rs6000_parse_alignment_option): Warn about uses of -malign-power
14324 * doc/invoke.texi: Document this.
14326 2005-02-22 DJ Delorie <dj@redhat.com>
14328 * c-common.c (c_common_type_for_mode): Pass the mode's precision
14329 to make_[un]signed_type, not the mode itself.
14331 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14333 * cfg.c (cached_make_edge): Call make_edge if edge cache is
14334 not available. Use tail calls wherever possible.
14335 (make_edge): Call unchecked_make_edge to create an edge.
14337 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
14338 (coalesce_ssa_name): Don't check for
14339 SSANORM_USE_COALESCE_LIST.
14340 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
14342 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14344 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
14345 (rewrite_into_ssa): ... here.
14347 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
14349 PR tree-optimization/19786
14350 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
14351 tag to another's may-alias bitmap when adding to the other's list.
14353 2005-02-21 DJ Delorie <dj@redhat.com>
14355 * tree-ssa-loop-ivopts.c (computation_cost): Start register
14356 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
14357 registers in unsupported ways.
14358 * expmed.c (init_expmed): Likewise.
14360 2005-02-21 Stan Cox <scox@redhat.com>
14362 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
14364 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14366 * tree-cfg.c (fold_cond_expr_cond): New.
14367 (make_edges): Call fold_cond_expr_cond.
14368 (find_taken_edge): Accept nothing but INTEGER_CST.
14369 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
14371 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
14373 * flow.c (delete_dead_jumptables): Speed up by scanning insns
14374 that do not belong to any basic block.
14376 2005-02-21 Jeff Law <law@redhat.com>
14378 * cfganal.c (find_unreachable_blocks): Manually CSE load of
14381 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14383 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
14384 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
14385 Adjust their definitions.
14386 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
14387 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
14389 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
14390 genautomata.c, langhooks.c, langhooks.h, system.h,
14391 config/arm/lib1funcs.asm: Update copyright.
14393 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14395 * dbxout.c (dbxout_function_end): Emit Lscope label always.
14397 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
14400 * doc/install.texi: Document --with-gc.
14402 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
14404 * simplify-rtx.c (simplify_unary_operation): Add a missing
14407 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14409 PR tree-optimization/18663
14410 * tree-ssa-dom.c (extract_range_from_cond): Return 0
14411 if the type has variable bounds.
14413 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
14415 * gcse.c: Remove an obsolete comment.
14417 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
14419 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
14421 * doc/extend.texi (Function Attributes) <Attribute const>: The
14422 attribute "pure" is below this text, not above.
14424 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14426 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
14427 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
14428 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
14430 2005-02-20 Zack Weinberg <zack@codesourcery.com>
14433 * langhooks.h (struct lang_hooks): Add to_target_charset.
14434 * langhooks.c (lhd_to_target_charset): New function.
14435 * langhooks-def.h: Declare lhd_to_target_charset.
14436 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
14437 (LANG_HOOKS_INITIALIZER): Update.
14438 * c-common.c (c_common_to_target_charset): New function.
14439 * c-common.h: Declare it.
14440 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
14441 c_common_to_target_charset.
14443 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
14444 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
14445 Delete definitions.
14446 * system.h: Poison them.
14447 * doc/tm.texi: Don't discuss them.
14448 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
14449 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
14450 (pp_c_char): Do not attempt to generate letter escapes for
14452 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
14453 * config/mips/mips.c (mips_output_ascii): Likewise.
14455 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
14457 PR tree-optimization/19951
14458 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
14461 2005-02-19 Steven Bosscher <stevenb@suse.de>
14463 PR middle-end/19698
14464 * function.h (struct function): New field `max_loop_depth'.
14465 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
14466 (flow_loops_find): Reset the max loop depth count before finding loops.
14467 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
14468 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
14469 (calculate_global_regs_live): Make sure the loop will terminate
14470 when the initial sets are not empty.
14472 2005-02-19 Zack Weinberg <zack@codesourcery.com>
14474 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
14476 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
14478 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
14481 * doc/invoke.texi: Remove documentation of %M spec.
14483 (init_spec): Remove %M suffix from -lgcc_s.
14484 (do_spec_1): Remove 'M' case.
14485 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
14486 to put shared libraries in the multilib directory. Remove the
14487 shlib_so_soname substitution variable. Don't add a multilib encoding
14488 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
14489 reported by -print-multi-os-directory. Pass @multilib_dir@ to
14490 SHLIB_INSTALL as well as SHLIB_LINK.
14491 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
14492 (SHLIB_NAME): Delete.
14493 (SHLIB_DIR): New macro.
14494 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
14495 (SHLIB_INSTALL): Adjust accordingly.
14496 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
14497 * config/t-slibgcc-sld: Likewise.
14498 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
14499 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
14500 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
14502 (SHLIBUNWIND_INSTALL): Adjust accordingly.
14503 * config/i386/t-nwld (SHLIB_SONAME): Delete.
14504 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
14505 Use @shlib_base_name@ instead of @shlib_so_name@.
14506 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
14507 and @shlib_base_name@.so in @multilib_dir@.
14508 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
14509 to the install path.
14510 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
14511 (SHLIB_LINK): Remove previous workaround.
14512 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
14513 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
14514 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
14516 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
14517 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
14518 (SHLIB_INSTALL): Adjust accordingly.
14519 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
14520 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
14521 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
14522 config/t-slibgcc-elf-ver.
14524 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
14525 Jakub Jelinek <jakub@redhat.com>
14527 PR tree-optimization/19828
14528 * tree-ssa-loop-im.c: Add a TODO comment.
14529 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
14530 without side-effects.
14532 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14534 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
14537 2005-02-18 James E. Wilson <wilson@specifixinc.com>
14539 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
14540 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
14541 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
14543 (ia64_reorg): Delete fixup_errata call.
14544 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
14545 (TARGET_SWITCHES): Delete -mb-step entry.
14547 2005-02-19 Jakub Jelinek <jakub@redhat.com>
14550 * c-typeck.c (composite_type): Handle quals in transparent unions.
14551 (type_lists_compatible_p): Likewise.
14553 2005-02-18 Stan Shebs <shebs@apple.com>
14555 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
14556 expressions in the .literal8 section.
14558 2005-02-18 Geoffrey Keating <geoffk@apple.com>
14560 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
14562 2005-02-18 Roger Sayle <roger@eyesopen.com>
14564 * fold-const.c (constant_boolean_node): Always create values of the
14565 specified type, don't bother calling truthvalue_conversion.
14567 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14569 * except.c (output_function_exception_table): Call
14570 assemble_external_libcall (eh_personality_libfunc).
14572 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14575 * config/ia64/ia64.h (struct machine_function): Add state_num.
14576 * config/ia64/ia64.c (process_epilogue,
14577 process_for_unwind_directive): Use new unwind state numbers each
14578 time rather than state 1.
14580 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
14583 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
14584 before the "*llgt_didi" pattern.
14586 2005-02-18 Jason Merrill <jason@redhat.com>
14588 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
14590 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
14592 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
14593 (div0): Use it in place of ARM_FUNC_ALIAS.
14594 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
14596 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
14598 PR middle-end/20030
14599 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
14600 access, the lower bound of the array type if it exists.
14602 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
14605 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
14606 cases that are out-of-range for the index type.
14608 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14610 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
14611 (estimate_case_costs): Don't call convert.
14612 * expmed.c (expand_shift): Likewise.
14613 (make_tree): Call fold_convert instead of convert.
14615 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14618 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
14619 that ref to be marked MEM_READONLY_P doesn't have base that needs
14622 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14624 * genautomata.c (output_get_cpu_unit_code_func,
14625 output_cpu_unit_reservation_p): Don't generate old-style function
14628 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14631 PR tree-optimization/20009
14632 * convert.c (convert_to_integer): Revert 2005-02-16 change.
14634 PR tree-optimization/18947
14635 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
14636 inline, remove all nodes that are inlined into the extern inline
14639 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14641 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
14642 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
14643 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
14644 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
14647 2005-02-17 Roger Sayle <roger@eyesopen.com>
14649 PR tree-optimization/19917
14650 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
14651 to be potentially trapping.
14653 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14655 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
14657 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
14659 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
14660 tem becomes a local variable which is set to the value of the
14661 back end defined INITIAL_FRAME_ADDRESS macro.
14662 (expand_builtin_frame_address): Omit the base parameter to
14663 expand_builtin_return_addr.
14664 (expand_builtin_profile_func): Likewise.
14665 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
14666 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
14667 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
14669 2005-02-17 Jakub Jelinek <jakub@redhat.com>
14671 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
14672 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
14673 * config/frv/frv.c (frv_function_epilogue): Likewise.
14675 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
14677 * lambda-code (perfect_nestify): Remove mark/unmark
14678 for rewriting hack.
14679 * tree-loop-linear.c (linear_transform_loops): Add
14680 rewrite_into_ssa call so that ssa is correct for
14681 rewriting into loop closed.
14683 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
14685 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
14686 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
14688 * bt-load.c (btr_def_live_range, combine_btr_defs,
14689 migrate_btr_def, migrate_btr_defs): Likewise.
14690 * cfgcleanup.c (thread_jump): Likewise.
14691 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
14692 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
14693 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
14694 df_rd_local_compute, df_reg_info_compute): Likewise.
14695 * dominance.c (init_dom_info, free_dom_info): Likewise.
14696 * flow.c (init_propagate_block_info,
14697 free_propagate_block_info): Likewise.
14698 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
14699 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
14700 modify_reg_pav): Likewise.
14701 * loop-invariant.c (find_defs, find_invariant_insn,
14702 find_invariants, free_inv_motion_data): Likewise.
14703 * predict.c (tree_predict_by_opcode,
14704 estimate_bb_frequencies): Likewise.
14705 * stmt.c (expand_case): Likewise.
14706 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
14707 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
14708 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
14709 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
14710 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
14711 rewrite_ssa_into_ssa): Likewise.
14712 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14713 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
14714 analyze_edges_for_bb, perform_edge_inserts): Likewise.
14715 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
14716 * tree-sra.c (tree_sra): Likewise.
14717 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
14718 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14719 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
14720 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14721 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
14722 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
14724 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
14725 calculate_live_on_entry, calculate_live_on_exit,
14726 build_tree_conflict_graph): Likewise.
14727 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
14728 record_important_candidates, set_use_iv_cost, find_depends,
14729 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
14730 tree_ssa_iv_optimize_finalize): Likewise.
14731 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
14732 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
14733 tree_duplicate_loop_to_header_edge): Likewise.
14734 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
14735 * tree-ssa.c (verify_flow_insensitive_alias_info,
14736 verify_name_tags, verify_ssa, init_tree_ssa,
14737 delete_tree_ssa): Likewise.
14738 * tree-ssanames.c (marked_ssa_names, init_ssanames,
14739 fini_ssanames): Likewise.
14740 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
14742 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
14744 * config/rs6000/t-rtems: Completely reworked.
14746 2005-02-17 Ira Rosen <irar@il.ibm.com>
14748 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
14750 2005-02-17 Ira Rosen <irar@il.ibm.com>
14752 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
14753 POINTER_TYPE_P when checking that type is a pointer.
14754 (vect_get_memtag): Remove.
14755 (vect_address_analysis): Use POINTER_TYPE_P. Call
14756 vect_object_analysis with dummy parameter for memtag.
14757 (vect_object_analysis): Extract memtag (functionality that
14758 used to be in vect_get_memtag and moved here). Fix printings.
14759 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
14760 with correct parameters. Remove call to vect_get_memtag.
14762 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
14764 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
14765 (tree-vectorizer.o): Added missing dependencies.
14767 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
14769 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
14770 declaration in tree-vectorizer.c, now has an extern declaration in
14771 tree-vectorizer.h).
14772 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14773 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14774 get_vectype_for_scalar_type, vect_is_simple_use,
14775 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14776 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
14777 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
14778 vectorizable_store, vectorizable_operation, vectorizable_assignment,
14779 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
14780 find_loop_location): Likewise.
14782 * tree-vectorizer.c (langhooks.h): #include removed.
14783 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
14784 moved to tree-vectorized.h.
14785 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14786 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14787 get_vectype_for_scalar_type, vect_is_simple_use,
14788 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14789 vect_supportable_dr_alignment, new_loop_vec_info,
14790 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
14791 vect_set_verbosity_level, find_loop_location): Likewise.
14793 (vect_analyze_loop): Function externalized. Declaration moved to
14794 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
14795 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
14796 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
14797 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
14798 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
14799 vect_enhance_data_refs_alignment, vect_analyze_operations,
14800 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
14801 vect_stmt_relevant_p, vect_get_loop_niters,
14802 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
14803 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
14804 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
14805 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
14806 vect_get_memtag): Likewise.
14808 (vectorizable_load): Function externalized. Declaration moved to
14809 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
14810 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
14811 vect_transform_loop): Likewise.
14812 (vect_transform_stmt): Moved to tree-vect-transform.c.
14813 (vect_align_data_ref, vect_create_destination_var,
14814 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
14815 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
14816 vect_get_vec_def_for_operand, vect_init_vector,
14817 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
14818 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
14819 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
14820 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
14821 vect_do_peeling_for_loop_bound): Likewise.
14823 * tree-vect-analyze.c: New file.
14824 * tree-vect-transform.c: New file.
14826 2005-02-17 Jason Merrill <jason@redhat.com>
14828 PR mudflap/19319, c++/19317
14829 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
14832 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
14834 * doc/install.texi (Specific): Update link for Darwin-specific
14837 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
14839 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
14840 constant_boolean_node.
14842 2005-02-16 David Edelsohn <edelsohn@gnu.org>
14845 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
14846 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
14848 2005-02-16 Richard Henderson <rth@redhat.com>
14851 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
14853 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
14854 replace uses with Wtype_MAXp1_F.
14855 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
14856 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
14857 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
14858 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
14859 and HAVE_TFMODE as appropriate.
14860 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
14861 (__floatdisf): Likewise.
14862 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
14863 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
14864 (Wtype_MAXp1_F): New.
14865 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
14866 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
14868 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
14871 * arm.c (arm_apply_result_size): New function.
14872 * arm.h (APPLY_RESULT_SIZE): Define.
14873 * arm-protos.h (arm_apply_result_size): Add prototype.
14874 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
14875 (movxf): New expand.
14876 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
14877 (call_value_symbol): Remove predicate for operand 0.
14878 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
14879 (untyped_call): Rework to correclty return values for any type.
14880 (untyped_return): New expand.
14881 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
14883 2005-02-16 Stan Shebs <shebs@apple.com>
14885 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
14886 * config/rs6000/t-darwin8: New, for 64-bit multilib.
14888 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
14890 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
14891 configure settings on Solaris 7 and later.
14893 2005-02-16 Diego Novillo <dnovillo@redhat.com>
14895 PR tree-optimization/19865
14896 * tree-optimize.c (init_tree_optimization_passes): Run
14897 pass_may_alias after pass_sra.
14899 2005-02-16 Richard Henderson <rth@redhat.com>
14900 Stuart Hastings <stuart@apple.com>
14903 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
14904 Do nothing if debug info suppressed for this function.
14905 (dbxout_begin_function): Early exit if debug info suppressed for
14908 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
14911 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
14913 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14915 PR tree-optimization/19967
14916 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
14917 expand_builtin_strchr, expand_builtin_strrchr): Take a new
14918 argument TYPE. Adjust calls to fold_builtin_XXX.
14919 (expand_builtin, fold_builtin_1): Adjust calls to
14920 expand_builtin_XXX.
14921 (fold_builtin_strchr, fold_builtin_strpbrk,
14922 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
14923 result to a requested type TYPE.
14925 2005-02-16 Jakub Jelinek <jakub@redhat.com>
14927 PR middle-end/19857
14928 * fold-const.c (fold): Don't optimize (T)(x & cst) to
14929 (T)x & (T)cst if (T)cst overflows.
14930 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
14931 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
14933 2005-02-15 Jeff Law <law@redhat.com>
14935 * gcse.c (blocks_with_calls): New bitmap.
14936 (alloc_gcse_mem): Allocate it.
14937 (free_gcse_mem): Free it.
14938 (clear_modifY_mem_tables): Clear it.
14939 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
14940 when we encounter CALL_INSNs.
14941 (compute_transp, case MEM): Handle blocks with calls separate
14942 from blocks without calls. Use bitmap iterators rather than
14945 2005-02-15 Peter O'Gorman <peter@pogma.com>
14948 * mklibgcc.in (vis_hide): Use a temporary object file, not
14951 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
14954 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
14955 access optimization.
14957 2005-02-15 David Edelsohn <edelsohn@gnu.org>
14958 Alan Modra <amodra@bigpond.net.au>
14961 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
14962 (_xlqsub): Rename to __gcc_qsub.
14963 (_xlqmul): Rename to __gcc_qmul.
14964 (_xlqdiv): Rename to __gcc_qdiv.
14965 Provide versioned symbol aliases with old names.
14966 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
14967 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
14968 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
14969 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
14970 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
14972 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14974 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
14975 Fold ~(A - 1) and ~(A + -1) to -A.
14977 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14981 * config/host-linux.c (linux_gt_pch_use_address): Copy from
14982 config/pa/pa-host.c:pa_gt_pch_use_address.
14984 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
14986 * tree-vn.c (get_value_handle): Make sure that given an
14987 is_gimple_min_invariant expression, we always return it.
14989 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14991 * passes.c (rest_of_handle_gcse): Fix a comment.
14993 2005-02-15 Jeff Law <law@redhat.com>
14995 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
14997 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
14998 (canon_list_insert, record_last_mem_set_info): Similarly.
14999 (clear_modify_mem_tables): Similarly.
15001 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15003 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
15004 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
15005 config/mips/mips.md, config/rs6000/aix.h,
15006 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
15008 2005-02-15 Richard Henderson <rth@redhat.com>
15010 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
15011 call to be best_edge.
15013 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15015 * basic-block.h: Adjust the prototype for find_basic_blocks.
15016 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
15017 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
15020 * flow.c (recompute_reg_usage): Remove all arguments.
15021 * passes.c (rest_of_compilation): Adjust the call to
15022 recompute_reg_usage.
15023 * rtl.h: Adjust the prototype for recompute_reg_usage.
15025 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
15027 * tree-dump.c (dump_files): Update to reflect new member
15029 (dump_register): Add new argument.
15031 (dump_switch_p_1): Check against glob name if doglob was passed.
15032 (dump_switch_p): Check against regular first, then glob if
15033 we didn't have any hits on the dump name.
15034 * tree-optimize.c (register_one_dump_file):
15035 Pass in glob name as well.
15036 * tree-pass.h (struct dump_file_info): Add glob
15039 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
15041 PR preprocessor/16323
15042 * doc/invoke.texi: Document that -Wendif-labels is on by default.
15044 2005-02-14 David Edelsohn <edelsohn@gnu.org>
15047 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
15048 (trunctfdf2_internal1): New.
15049 (trunctfdf2_internal2): Renamed from trunctfdf2.
15051 2005-02-14 Diego Novillo <dnovillo@redhat.com>
15053 PR tree-optimization/19853
15054 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
15056 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15058 * passes.c (rest_of_handle_loop_optimize): Remove calls to
15059 delete_dead_jumptables and cleanup_cfg.
15061 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
15063 * reload.c (find_reloads): Swap address_reloaded flags when
15064 swapping commutative operands.
15066 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
15068 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
15069 Use standard_iv_increment_position for computing the bsi position
15071 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
15074 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
15077 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
15078 life range of hard registers.
15079 * value-prof.c (insn_prefetch_values_to_profile): Only
15082 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
15083 profile in libcalls.
15085 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
15087 * bitmap.h (bitmap_and_compl_into): Return bool.
15088 * bitmap.c (bitmap_and_compl_into): Return changed flag.
15090 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15092 PR tree-optimization/19944
15093 * fold-const.c (fold): Re-add ABS_EXPR folding.
15095 2005-02-13 David Edelsohn <edelsohn@gnu.org>
15098 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
15099 {TARGET,MASK}_XL_COMPAT.
15100 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
15102 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
15103 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
15105 (rs6000_arg_partial_bytes): Same.
15106 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
15107 and XL compatibility enabled.
15108 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
15109 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
15110 test to final condition.
15111 (cmptf_internal2): New.
15112 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
15113 xl-compat. Add TFmode information to description.
15115 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
15117 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
15119 2005-02-13 Jason Merrill <jason@redhat.com>
15122 * fold-const.c (fold_indirect_ref_1): Split out from...
15123 (build_fold_indirect_ref): Here.
15124 (fold_indirect_ref): New fn.
15125 * tree.h: Declare it.
15126 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
15127 (gimplify_modify_expr_rhs): Likewise.
15128 (gimplify_expr): Likewise.
15130 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15132 PR tree-optimization/14303
15133 PR tree-optimization/15784
15134 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
15135 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
15136 ABS_EXPR<x> != 0 to x != 0.
15138 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
15140 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
15141 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
15142 spelling conventions.
15144 * passes.c (rest_of_handle_gcse): Don't run cse_main and
15145 delete_trivially_dead_insns too many times.
15147 * passes.c (rest_of_handle_gcse): Remove dead assignments to
15150 2005-02-12 Ira Rosen <irar@il.ibm.com>
15152 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
15153 (vect_is_simple_iv_evolution): Remove redundant parameter
15155 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
15156 without last parameter.
15157 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
15158 Return pointer step. Call vect_is_simple_iv_evolution without
15159 last parameter. Check only that the step is multiple of size
15160 type. Remove stmt_vinfo updates.
15161 (vect_get_memtag_and_dr): Remove.
15162 (vect_get_memtag): New function.
15163 (vect_address_analysis): New function.
15164 (vect_object_analysis): New function.
15165 (vect_analyze_data_refs): Call vect_object_analysis and
15166 vect_get_memtag. Update stmt_vinfo fields.
15168 2005-02-12 Ira Rosen <irar@il.ibm.com>
15170 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
15171 exist and are objects. Remove checks for pointer.
15172 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
15173 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
15174 (vect_create_data_ref_ptr): Likewise.
15175 (vect_base_addr_differ_p): New function.
15176 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
15177 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
15178 Don't set the DR_BASE_NAME field of data-ref.
15179 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
15181 2005-02-12 Uros Bizjak <uros@kss-loka.si>
15183 * optabs.h (enum optab_index): Add new OTI_ldexp.
15184 (ldexp_optab): Define corresponding macro.
15185 * optabs.c (init_optabs): Initialize ldexp_optab.
15186 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
15188 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
15190 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
15191 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
15193 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
15194 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
15197 2005-02-12 Ira Rosen <irar@il.ibm.com>
15199 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
15201 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
15203 (vect_get_base_and_offset): Always return an address.
15204 (vect_create_addr_base_for_vector_ref): Remove treatment for
15205 different data reference types.
15206 (vect_compute_data_ref_alignment): Rename base to base_address in
15207 stmt_vec_info. Get the object in order to force its alignment.
15208 (vect_get_memtag_and_dr): Rename base to base_address in
15209 stmt_vec_info. Extract the object for memtag analysis.
15211 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
15213 PR regression/19898.
15214 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
15215 changes cc_status, use apply modified_in_p to part of cc_status
15216 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
15219 2005-02-11 Richard Henderson <rth@redhat.com>
15221 * tree-complex.c (expand_complex_libcall): New.
15222 (expand_complex_multiplication): Use it for c99 compliance.
15223 (expand_complex_division): Likewise.
15224 * fold-const.c (fold_complex_add, fold_complex_mult): New.
15226 * builtins.c (built_in_names): Remove const.
15227 * tree.c (build_common_builtin_nodes): Build complex arithmetic
15229 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
15230 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
15231 (built_in_names): Remove const.
15232 * c-common.c (c_common_type_for_mode): Handle complex modes.
15233 * flags.h, toplev.c (flag_complex_method): Rename from
15234 flag_complex_divide_method.
15235 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
15236 __mulsc3, __muldc3, __mulxc3, __multc3): New.
15237 * libgcc2.h: Declare them.
15238 * libgcc-std.ver: Export them.
15239 * mklibgcc.in (lib2funcs): Build them.
15241 2005-02-11 Steven Bosscher <stevenb@suse.de>
15243 PR tree-optimization/19876
15244 Partially revert my change from 2005-01-14
15245 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
15246 (compute_antic): ...and remove the loop here.
15248 2005-02-11 Jakub Jelinek <jakub@redhat.com>
15250 PR middle-end/19858
15251 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
15252 is number of inner's bits, avoid creating a BIT_FIELD_REF.
15254 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
15255 crtend.o if -pie. Use %{x:a;:b} spec syntax.
15257 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
15259 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
15260 offsets for the big-endian 32-bit case.
15262 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
15264 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
15266 2005-02-11 Dale Johannesen <dalej@apple.com>
15268 * cselib.c (cselib_process_insn): Clear out regs where
15269 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
15270 * reload.c (find_equiv_reg): Ditto.
15272 2005-02-11 Ian Lance Taylor <ian@airs.com>
15274 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
15277 * tree.c (build_function_type_list): Work correctly if there are
15280 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
15282 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
15283 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
15284 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
15285 TARGET_ZARCH instead of TARGET_64BIT.
15287 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
15289 * config/rs6000/t-rtems:
15290 (MULTILIB_OPTIONS): Remove mcpu=602.
15291 (MUTLILIB_DIRNAMES): Remove m602.
15292 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
15293 Let mcpu=602 match mcpu=603.
15294 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
15296 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15298 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
15299 signal trampolines.
15301 2005-02-10 David Daney <ddaney@avtrex.com>
15303 * config/alpha/linux-unwind.h: Add exception clause to copyright.
15304 * config/i386/linux-unwind.h: Likewise.
15305 * config/ia64/linux-unwind.h: Likewise.
15306 * config/mips/linux-unwind.h: Likewise.
15307 * config/pa/linux-unwind.h: Likewise.
15308 * config/rs6000/linux-unwind.h: Likewise.
15309 * config/s390/linux-unwind.h: Likewise.
15310 * config/sh/linux-unwind.h: Likewise.
15311 * config/sparc/linux-unwind.h: Likewise.
15313 2005-02-10 Steven Bosscher <stevenb@suse.de>
15315 PR tree-optimization/17549
15316 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
15317 TER to replace a DEF with its expression if the DEF and the
15318 rhs of the expression we replace into have the same root
15321 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
15323 * config/mips/mips.md: Fix the placement of the match_scratch in the
15326 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15328 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
15331 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
15333 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
15334 (strip_offset): Handle addresses.
15335 (add_address_candidates): Use strip_offset.
15336 (difference_cost): Reflect strip_offset change.
15337 (force_var_cost, difference_cost): Strip nops.
15339 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15341 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
15343 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
15344 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
15345 config/cris/cris-protos.h, config/cris/cris.c: Update
15348 2005-02-10 Jeff Law <law@redhat.com>
15350 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
15351 (lookup_avail_expr): Similarly.
15353 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
15355 * builtins.c (fold_builtin_powi): New function.
15356 (fold_builtin_1): Call it.
15358 2005-02-10 Steven Bosscher <stevenb@suse.de>
15360 PR documentation/19309
15361 * doc/cpp.texi: The __GNUC__ and related predefined macros
15362 are also defined for the "standalone" cpp.
15363 Some non-GCC compilers may also define __GNUC__.
15365 2005-02-10 Jakub Jelinek <jakub@redhat.com>
15368 * c-typeck.c (common_type): New routine. Old common_type renamed
15370 (c_common_type): ...this.
15371 (build_conditional_expr, build_binary_op): Use c_common_type instead
15374 2005-02-10 Steven Bosscher <stevenb@suse.de>
15376 * doc/md.texi: Replace @samp{length} with @code{length}.
15378 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15380 PR tree-optimization/18687
15381 * tree-flow.h (find_loop_niter): Declare.
15382 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
15383 Try using scev even for loops with more than one exit.
15384 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
15385 (struct ivopts_data): Added niters field.
15386 (struct nfe_cache_elt): New.
15387 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
15389 (tree_ssa_iv_optimize_init): Initialize niters cache.
15390 (determine_number_of_iterations): Removed.
15391 (find_induction_variables): Do not call determine_number_of_iterations.
15392 Access niters for single exit through niter_for_single_dom_exit.
15393 (add_iv_outer_candidates): Access niters for single exit through
15394 niter_for_single_dom_exit.
15395 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
15396 number_of_iterations_cond.
15397 (iv_period): New function.
15398 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
15399 (may_replace_final_value): Take data argument. Use
15400 niter_for_single_dom_exit.
15401 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
15402 (rewrite_use_compare): Pass data to may_eliminate_iv.
15403 (rewrite_use_outer): Pass data to may_replace_final_value.
15404 (free_loop_data): Clean up the niters cache.
15405 (tree_ssa_iv_optimize_finalize): Free the niters cache.
15406 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
15407 * tree-ssa-loop-niter.c (find_loop_niter): New function.
15408 (find_loop_niter_by_eval): Use tree_int_cst_lt.
15409 (num_ending_zeros): Moved to tree.c.
15410 * tree.h (num_ending_zeros): Declare.
15411 * tree.c (num_ending_zeros): Moved from tree.c.
15413 2005-02-09 Richard Henderson <rth@redhat.com>
15415 * builtins.c (DEF_BUILTIN): Add COND argument.
15416 * tree.h (DEF_BUILTIN): Likewise.
15417 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
15418 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
15420 (DEF_BUILTIN_STUB): New.
15421 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
15422 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
15423 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
15424 * c-common.c (DEF_BUILTIN): Add COND argument.
15425 * tree.c (local_define_builtin): New.
15426 (build_common_builtin_nodes): New.
15428 2005-02-09 Roger Sayle <roger@eyesopen.com>
15430 * fold-const.c (fold_strip_sign_ops): New function to simplify a
15431 floating point expression ignoring the sign of the result.
15432 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
15433 (fold) <MULT_EXPR>: Use it to simplify x*x.
15434 * tree.h (fold_strip_sign_ops): Prototype here.
15435 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
15436 argument. Use fold_strip_sign_ops to simplify the first argument.
15437 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
15438 first argument when the second argument is an even integer
15439 constant, but only with -funsafe_math_optimizations.
15440 (fold_builtin_1): Update call to fold_builtin_copysign.
15442 2005-02-09 Ian Lance Taylor <ian@airs.com>
15444 PR middle-end/19583
15445 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
15446 just check whether EH_FILTER_FAILURE falls through.
15448 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
15450 * gcc/haifa-sched.c (schedule_block): Make queued sched group
15451 insns return to ready list in the next turn.
15453 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
15455 PR middle-end/19402
15456 * builtins.def: New __builtin_powi[lf].
15457 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
15458 (expand_builtin_powi): New function.
15459 (expand_builtin): Dispatch to expand_builtin_powi.
15460 * libgcc2.h: Add prototypes for __builtin_powi[lf].
15461 * libgcc2.c: Add __builtin_powi[lf] implementation.
15462 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
15463 * optabs.h: Add powi_optab.
15464 * optabs.c (init_optabs): Initialize powi_optab.
15465 * doc/extend.texi: Document __builtin_powi[lf].
15467 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
15469 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
15472 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
15474 PR middle-end/19854
15475 * fold-const.c (try_move_mult_to_index): Remove redundant
15476 type argument. Create ADDR_EXPR with correct type.
15477 (fold): Update callers of try_move_mult_to_index. Convert
15478 result to the appropriate type.
15480 2005-02-09 Roger Sayle <roger@eyesopen.com>
15483 * config/avr/avr.c (default_rtx_costs): Delete.
15484 (avr_operand_rtx_cost): New function.
15485 (avr_rtx_costs): Completely rewrite.
15487 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
15490 * config/cris/cris.c (in_code): New variable.
15491 (cris_output_addr_const): Now a static function, a wrapper for
15493 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
15494 case from old cris_output_addr_const.
15495 (cris_asm_output_label_ref): Similar for LABEL_REF.
15496 (cris_output_addr_const_extra): Similar for UNSPEC.
15497 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
15498 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
15499 * config/cris/cris-protos.h (cris_output_addr_const): Remove
15501 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
15502 (cris_asm_output_label_ref): Declare.
15504 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
15506 PR preprocessor/19801
15507 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
15508 filenames that changed when libcpp was moved to the toplevel.
15510 2005-02-07 Roger Sayle <roger@eyesopen.com>
15512 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15513 zero extensions of BImode operands. Call lowpart_subreg instead
15514 of gen_lowpart_common and gen_lowpart_SUBREG.
15516 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
15519 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
15520 * configure.ac: Set cc_for_cross_gnattools.
15521 * configure: Regenerate.
15523 2005-02-08 Alan Modra <amodra@bigpond.net.au>
15526 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
15528 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15531 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
15532 of nested functions.
15534 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
15536 * doc/extend.texi: Document deprecated extensions allowing
15537 static floating-point members to have initializers and allowing
15538 floating-point literals in integral constant expressions.
15540 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
15542 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
15543 config/darwin7.h, config/mips/mips.c,
15544 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
15547 * cse.c: Update comments.
15549 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
15551 PR middle-end/19775
15552 * builtins.c (fold_builtin_sqrt): Transform
15553 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
15556 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
15557 Dorit Naishlos <dorit@il.ibm.com>
15559 * doc/invoke.texi (ftree-vectorizer-verbose): New.
15560 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
15561 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
15563 * tree.h (vect_set_verbosity_level): New extern function declaration
15565 * tree-vectorizer.h (verbosity_levels): New enum type.
15566 * tree-vectorizer.c (vect_debug_stats): Function removed.
15567 (vect_debug_details): Likewise.
15568 (vect_verbosity_level): Global variable was defined and initialized.
15569 (vect_dump): Global variable definition.
15570 (vect_print_dump_info): New function.
15571 (vect_set_dump_settings): New function.
15572 (vect_set_verbosity_level): New function.
15573 (vectorize_loops): Add call to vect_set_dump_settings.
15575 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
15576 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15577 (slpeel_tree_peel_loop_to_edge): Likewise.
15579 (vect_analyze_offset_expr): Call to vect_print_dump_info with
15580 appropriate verbosity level instead of call to vect_debug_details
15581 or vect_debug_stats.
15582 (vect_get_base_and_offset):
15583 (vect_create_addr_base_for_vector_ref):
15584 (get_vectype_for_scalar_type):
15585 (vect_create_data_ref_ptr):
15586 (vect_init_vector):
15587 (vect_get_vec_def_for_operand):
15588 (vect_finish_stmt_generation):
15589 (vectorizable_assignment):
15590 (vectorizable_operation):
15591 (vectorizable_store):
15592 (vectorizable_load):
15593 (vect_transform_stmt):
15594 (vect_update_ivs_after_vectorizer):
15595 (vect_do_peeling_for_loop_bound):
15596 (vect_update_inits_of_drs):
15597 (vect_do_peeling_for_alignment):
15598 (vect_transform_loop):
15599 (vect_is_simple_use):
15600 (vect_analyze_operations):
15601 (vect_is_simple_iv_evolution):
15602 (vect_analyze_scalar_cycles):
15603 (vect_analyze_data_ref_dependence):
15604 (vect_analyze_data_ref_dependences):
15605 (vect_compute_data_ref_alignment):
15606 (vect_enhance_data_refs_alignment):
15607 (vect_analyze_data_refs_alignment):
15608 (vect_analyze_data_ref_access):
15609 (vect_analyze_data_ref_accesses):
15610 (vect_analyze_pointer_ref_access):
15611 (vect_get_memtag_and_dr):
15612 (vect_analyze_data_refs):
15613 (vect_mark_relevant):
15614 (vect_stmt_relevant_p):
15615 (vect_mark_stmts_to_be_vectorized):
15616 (vect_can_advance_ivs_p):
15617 (vect_get_loop_niters):
15618 (vect_analyze_loop_form):
15619 (vect_analyze_loop):
15620 (vectorize_loops): Likewise.
15622 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
15623 (vect_update_inits_of_drs):
15624 (vect_do_peeling_for_alignment):
15625 (vect_transform_loop):
15626 (vect_analyze_operations):
15627 (vect_analyze_scalar_cycles):
15628 (vect_analyze_data_ref_dependences):
15629 (vect_analyze_data_refs_alignment):
15630 (vect_analyze_data_ref_accesses):
15631 (vect_analyze_data_refs):
15632 (vect_mark_stmts_to_be_vectorized):
15633 (vect_get_loop_niters):
15634 (vect_analyze_loop_form):
15635 (vect_analyze_loop): Likewise.
15636 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
15638 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
15642 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15643 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15644 either -ffast-math or -funsafe-math-optimizations is in use.
15646 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15647 * config/mips/irix-csr.c: New file.
15648 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15649 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15650 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15653 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
15655 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
15656 redundant, incorrect definitions.
15658 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
15660 ("*tls_indirect_call"): New, reference hard regs directly.
15661 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
15663 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15665 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
15666 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
15668 2005-02-06 Roger Sayle <roger@eyesopen.com>
15670 PR rtl-optimization/19800
15671 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
15672 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
15675 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15677 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
15679 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
15682 * doc/invoke.texi: Correct documentation of -freorder-functions.
15684 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15687 * doc/invoke.texi: Don't mention gccbug.
15689 2005-02-06 Roger Sayle <roger@eyesopen.com>
15690 Andrew Pinski <pinskia@physics.uc.edu>
15691 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
15693 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15694 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
15695 into just (zero_extract:SI FOO (const_int 1) BAR).
15697 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15699 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
15700 macro locally. Don't give last revision date. Use GCC version
15701 number from gcc-common.texi.
15702 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
15703 revision date. Use GCC version number from gcc-common.texi.
15704 Describe being a library as current state rather than as 3.x
15706 * doc/gcc.texi: Remove last update date.
15707 * doc/gccint.texi: Likewise. Update copyright dates.
15708 * doc/install.texi: Update copyright dates.
15710 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15713 * doc/invoke.texi: Mention for each option included in -Wall that
15714 it is included in -Wall.
15715 * doc/gcc.texi: Update copyright and last modification date.
15717 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15719 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
15720 unnecessary cast to original induction variable increments.
15722 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15724 PR tree-optimization/18219
15725 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
15726 in distributed form.
15728 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
15730 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
15731 Set bitpos and offset later in the function. Do nothing if the
15732 target is a register and if the bitfield lies completely outside
15734 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
15735 here. Return an uninitialised register if the source value is stored
15736 in a register and the bitfield lies completely outside that register.
15738 2005-02-06 Steven Bosscher <stevenb@suse.de>
15740 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
15743 2005-02-06 Marcin Dalecki <martin@dalecki.de>
15745 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
15747 2005-02-06 Geoffrey Keating <geoffk@apple.com>
15749 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
15750 * config/darwin8.h: New.
15751 * config/darwin7.h: Update comment.
15753 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15754 Dorit Naishlos <dorit@il.ibm.com>
15756 * tree-vectorizer.h (LOC): New type.
15757 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
15758 (loop_line_number): New field in struct _loop_vec_info.
15759 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15761 * tree-vectorizer.c (input.h): Included.
15762 (find_loop_location): New function.
15763 (vect_debug_stats): Argument changed from loop to LOC. Computation of
15764 loop line number removed.
15765 (vect_debug_details): Likewise.
15766 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
15768 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
15769 call to vect_debug_details/stats changed from loop to loop_loc.
15770 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15771 (slpeel_tree_peel_loop_to_edge): Likewise.
15773 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
15774 changed from NULL to UNKNOWN_LOC.
15775 (vect_get_base_and_offset):
15776 (vect_create_addr_base_for_vector_ref):
15777 (get_vectype_for_scalar_type):
15778 (vect_create_data_ref_ptr):
15779 (vect_init_vector):
15780 (vect_get_vec_def_for_operand):
15781 (vect_finish_stmt_generation):
15782 (vectorizable_assignment):
15783 (vectorizable_operation):
15784 (vectorizable_store):
15785 (vectorizable_load):
15786 (vect_transform_stmt):
15787 (vect_update_ivs_after_vectorizer):
15788 (vect_do_peeling_for_loop_bound):
15789 (vect_do_peeling_for_alignment):
15790 (vect_transform_loop):
15791 (vect_is_simple_use):
15792 (vect_analyze_operations):
15793 (vect_is_simple_iv_evolution):
15794 (vect_analyze_scalar_cycles):
15795 (vect_analyze_data_ref_dependences):
15796 (vect_compute_data_ref_alignment):
15797 (vect_enhance_data_refs_alignment):
15798 (vect_analyze_data_ref_access):
15799 (vect_analyze_data_ref_accesses):
15800 (vect_analyze_pointer_ref_access):
15801 (vect_get_memtag_and_dr):
15802 (vect_analyze_data_refs):
15803 (vect_mark_relevant):
15804 (vect_stmt_relevant_p):
15805 (vect_mark_stmts_to_be_vectorized):
15806 (vect_can_advance_ivs_p):
15807 (vect_get_loop_niters):
15808 (vect_analyze_loop):
15809 (vectorize_loops): Likewise.
15811 (vectorizable_load): Argument in call to vect_debug_details/stats
15812 changed from loop to LOOP_LOC (loop_vinfo).
15813 (vect_transform_loop):
15814 (vect_analyze_operations):
15815 (vect_analyze_scalar_cycles):
15816 (vect_analyze_data_ref_dependence):
15817 (vect_enhance_data_refs_alignment):
15818 (vect_analyze_data_ref_accesses):
15819 (vect_analyze_pointer_ref_access):
15820 (vect_analyze_data_refs):
15821 (vect_analyze_loop): Likewise.
15823 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
15824 changed from loop to loop_loc.
15826 (vect_enhance_data_refs_alignment): Removed unused variable loop.
15828 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15829 Dorit Naishlos <dorit@il.ibm.com>
15831 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
15833 (vect_analyze_data_ref_dependences): Likewise.
15835 (vect_is_simple_use): Argument changed from loop structure to
15836 loop_vect_info structure.
15837 (vect_can_advance_ivs_p): Likewise.
15838 (vect_create_index_for_vector_ref): Likewise.
15839 (vect_update_ivs_after_vectorizer): Likewise.
15840 (new_stmt_vec_info): Likewise.
15842 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
15843 changed from loop to loop_vinfo.
15844 (vect_create_data_ref_ptr): First argument in call to
15845 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
15846 (vectorizable_assignment): Second argument in call to vect_is_simple_use
15847 was changed from loop to loop_vinfo.
15848 (vectorizable_operation): Likewise.
15849 (vectorizable_store): Likewise.
15850 (vect_mark_stmts_to_be_vectorized): Likewise.
15851 (vect_do_peeling_for_loop_bound): First argument in call to
15852 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
15853 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
15854 was changed from loop to loop_vinfo.
15855 (vect_analyze_data_ref_dependences): Third argument in call to
15856 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
15858 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
15859 (vect_create_data_ref_ptr): Likewise.
15860 (vect_init_vector): Likewise.
15861 (vect_get_vec_def_for_operand): Likewise.
15862 (vectorizable_assignment): Likewise.
15863 (vectorizable_operation): Likewise.
15864 (vectorizable_store): Likewise.
15865 (vectorizable_load): Likewise.
15866 (vect_update_ivs_after_vectorizer): Likewise.
15867 (vect_is_simple_use): Likewise.
15868 (vect_analyze_data_ref_dependence): Likewise.
15869 (vect_analyze_pointer_ref_access): Likewise.
15870 (vect_can_advance_ivs_p): Likewise.
15872 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
15873 before _stmt_vec_info.
15874 (_stmt_vec_info): Loop field replaced by loop_vec_info.
15875 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
15876 (new_stmt_vec_info): Argument changed from loop structure to
15877 loop_vect_info structure
15879 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
15880 (vect_analyze_offset_expr): Avoid 80 columns overflow.
15881 (vect_create_addr_base_for_vector_ref): Likewise.
15882 (vect_analyze_pointer_ref_access): Likewise.
15884 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15887 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
15888 phi flag if the phi is abnormal.
15890 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15893 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
15894 information for the new statement.
15896 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15899 * gcc.c (main): Include the target in -v output.
15901 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
15903 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
15904 Do not drop the extend if we'd have to add a paradoxical subreg
15905 later. Include optabs.h and insn-codes.h.
15906 * Makefile.in (combine.o): Depend on $(OPTABS_H).
15908 2005-02-02 Roger Sayle <roger@eyesopen.com>
15910 PR middle-end/19405
15911 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
15912 * fold-const.c (const_binop): Avoid constant folding floating
15913 point operations in modes that use composite representations.
15914 * simplify-rtx.c (simplify_binary_operation): Likewise.
15916 2005-02-02 Geoffrey Keating <geoffk@apple.com>
15918 * config/rs6000/altivec.md (altivec_dst): Make the first operand
15920 (altivec_dstt): Likewise.
15921 (altivec_dstst): Likewise.
15922 (altivec_dststt): Likewise.
15923 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
15926 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15928 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
15929 EXPR_LOCUS from orig_cond to the new cond_stmt.
15930 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
15933 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15935 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
15936 standard_iv_increment_position. Remove call to bsi_next
15937 (no need to bump the iterator anymore).
15938 (vect_create_index_for_vector_ref): Call
15939 standard_iv_increment_position. Remove second function argument.
15940 (vect_finish_stmt_generation): Remove call to bsi_next
15941 (no need to bump the iterator anymore).
15942 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
15943 to vect_create_index_for_vector_ref.
15945 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15947 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
15948 phis are used out of the loop.
15950 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15953 * c-decl.c (undef_nested_function): New variable.
15954 (pop_scope): Diagnose undefined nested functions.
15955 (finish_function): Don't attempt cgraph processing or genericizing
15956 if current top-level function contained an undefined nested
15957 function. Reset undef_nested_function at the end of a top-level
15960 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
15962 * tree.c (build_int_cst_type): Take sign of the value into account
15963 when deciding whether sign extend the value.
15965 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15968 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
15969 (cpp_options, cc1_options): Change %{std*&ansi} to
15970 %{std*&ansi&trigraphs}.
15972 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15974 * cse.c: Update comments.
15976 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
15978 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
15979 arguments go on the stack. Do not put complex doubles in odd/even
15982 2005-02-02 Steven Bosscher <stevenb@suse.de>
15984 * doc/invoke.texi: Update the options enabled at -O1, -O2,
15985 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
15986 -ftree-pre, and -fthread-jumps.
15988 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
15990 PR tree-optimization/19578
15991 * tree-flow.h (modified_noreturn_calls): Declare.
15992 (noreturn_call_p): Declare.
15993 * tree-flow-inline.h (noreturn_call_p): New function.
15994 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
15995 * tree-cfg.c (modified_noreturn_calls): New variable.
15996 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
15997 that contain a mid-block noreturn call.
15998 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
16000 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16002 * df.c (df_def_record_1, df_uses_record): Don't use
16004 * df.h (DF_FOR_REGALLOC): Remove.
16006 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16009 * c-typeck.c (really_start_incremental_init): Reset
16010 constructor_max_index for arrays of incomplete type.
16012 2005-02-02 Jeff Law <law@redhat.com>
16014 * gcse.c (struct reg_set): Store the block index where the register
16015 was set rather than the setting insn.
16016 (record_one_set, compute_transp): Corresponding changes.
16017 (pre_insert_copy_insn): Do not call replace_one_set.
16018 (replace_one_set): Remove.
16020 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16023 * doc/gcov.texi: Fix typo.
16025 2005-02-01 Richard Henderson <rth@redhat.com
16028 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
16029 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
16031 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
16032 * config/i386/i386-protos.h: Update.
16034 2005-02-01 Steven Bosscher <stevenb@suse.de>
16036 PR tree-optimization/19217
16037 * tree-cfg.c (verify_expr): Use the data field to see if TP was
16038 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
16039 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
16040 that it is walking a PHI node.
16042 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
16044 * doc/extend.texi (Nested Functions): Update.
16046 2005-02-01 Richard Henderson <rth@redhat.com>
16049 * optabs.c (expand_copysign_absneg): Export.
16050 * optabs.h (expand_copysign_absneg): Declare.
16051 * config/rs6000/rs6000.md (copysigntf3): New.
16053 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16055 PR tree-optimization/19633
16056 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
16057 * tree-ssa-alias.c (init_alias_info): Initialize.
16058 (merge_pointed_to_info): Set.
16059 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
16060 (dump_points_to_info_for): Show value of pt_null.
16061 (struct count_ptr_d): Declare.
16062 (find_ptr_dereference): Remove.
16063 (ptr_is_dereferenced_by): Remove.
16064 (count_ptr_derefs): New local function.
16065 (count_uses_and_derefs): New local function.
16066 (compute_points_to_and_addr_escape): Call it. If the number
16067 of dereferences is greater than zero, mark the pointer as
16068 dereferenced. If there are fewer dereferences than uses of
16069 the pointer, the pointer's value escapes.
16071 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16073 PR tree-optimization/19670
16074 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
16076 (verify_use): ... set it here, instead.
16078 2005-02-01 Janis Johnson <janis187@us.ibm.com>
16080 * doc/sourcebuild.texi (Test directives): Fix formatting.
16082 * doc/sourcebuild.texi (Test directives): Describe selector
16085 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
16087 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
16088 specific 64-bit CPUs.
16090 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
16093 * arm.c (arm_eliminable_register): New function.
16094 (adjacent_mem_locations): Don't allow eliminable registers. Use
16095 HOST_WIDE_INT for address offsets.
16096 * arm-protos.h (arm_eliminable_register): Add prototype.
16098 2005-02-01 Steven Bosscher <stevenb@suse.de>
16100 PR optimization/15242
16101 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
16102 * basic-block.h (duplicate_computed_gotos): Add prototype.
16103 * bb-reorder.c (duplicate_computed_gotos): New function to
16104 duplicate sufficiently small blocks ending in a computed jump.
16105 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
16106 if not optimizing for size.
16107 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
16108 never do tail merging for blocks ending in a computed jump.
16109 * doc/invoke.texi: Document the max-goto-duplication-insns param.
16111 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
16113 Patch from Richard Sandiford <rsandifo@redhat.com>
16114 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
16115 from inheriting a subreg equivalence with a non-spill register.
16117 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
16119 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
16121 * config/frv/frv.c (movcc_fp_destination_operand): New.
16122 (gpr_or_memory_operand): Fix typo in comment.
16123 (gpr_or_memory_operand_with_scratch): New.
16124 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
16125 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
16126 movcc_fp_destination_operand.
16127 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
16128 Legitimize memory addresses using a scratch register.
16130 2005-01-31 Jeff Law <law@redhat.com>
16132 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
16133 bitmap a sparse bitmap instead of a simple bitmap.
16134 (mark_def_sites_initialize_block): Corresponding changes.
16135 (ssa_mark_def_sites_initialize_block): Likewise.
16136 (ssa_mark_phi_uses): Likewise.
16137 (mark_def_site, ssa_mark_def_sites): Likewise.
16138 (mark_def_site_blocks): Likewise.
16139 (rewrite_ssa_into_ssa): Likewise.
16141 * tree-ssa-dom.c (record_cond): Pass correct variable type
16142 for last argument to htab_find_slot_with_hash.
16144 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
16145 effects when optimizing 0 % X. Do not try to optimize X % 0.
16147 2005-01-31 James E. Wilson <wilson@specifixinc.com>
16149 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
16152 2005-02-01 Eric Christopher <echristo@redhat.com>
16154 * config/mips/mips.c (override_options): Warn if -mint64
16156 * doc/invoke.texi (MIPS Options): Document that -mint64 is
16159 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
16161 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
16163 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
16164 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
16165 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
16166 (cached_regno): Initialize to INVALID_REGNUM.
16167 (cse_reg_info_table_size,
16168 cse_reg_info_table_first_uninitialized,
16169 cse_reg_info_timestamp): New.
16170 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
16172 (init_cse_reg_info, get_cse_reg_info_1): New.
16173 (get_cse_reg_info): Cache the last look-up.
16174 (new_basic_block): Update the code to clear mappings from
16175 registers to cse_reg_info entries.
16176 (cse_main): Call init_cse_reg_info.
16178 * cse.c (get_cse_reg_info): Update a comment.
16180 2005-01-31 Steven Bosscher <stevenb@suse.de>
16183 * c-decl.c (start_decl): Do not warn about arrays of elements with
16184 an incomplete type here.
16185 (grokdeclarator): Do it here by making a pedwarn an error.
16186 * c-typeck.c (push_init_level): If there were previous errors with
16187 the constructor type, do not warn about braces for initializers.
16188 (process_init_element): Likewise for excess initializer elements.
16190 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
16192 * cse.c (delete_trivially_dead_insn): Don't iterate.
16194 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
16196 * config/rs6000/rs6000.md (copysignsf3): New expand.
16197 (copysigndf3): Likewise.
16199 2005-01-31 Steven Bosscher <stevenb@suse.de>
16201 * recog.c (constrain_operands): Only look for earlyclobber operand
16202 conflicts if an '&' constraint was seen.
16204 2005-01-31 Marc Espie <espie@openbsd.org>
16206 * config.gcc: Don't include embedded systems fragment, switches default
16207 debugging format to ELF.
16208 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
16209 longer pick it up there.
16211 2005-01-31 Dale Johannesen <dalej@apple.com>
16213 * doc/extend.texi (nested functions): Fix linkage description.
16214 Clarify that static is not allowed.
16216 2005-01-31 Dale Johannesen <dalej@apple.com>
16218 * config/rs6000/darwin.md (movsf_low_di): Make work.
16219 (movdf_low_di): Make work.
16221 2005-01-31 Dale Johannesen <dalej@apple.com>
16223 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
16224 Make work for 64 bit.
16226 2005-01-31 Roger Sayle <roger@eyesopen.com>
16227 Dale Johannesen <dalej@apple.com>
16229 PR middle-end/19650
16230 * fold-const.c (fold_binary_op_with_conditional_arg):
16231 Make types match original operands, before STRIP_NOPS.
16233 2005-01-31 Alan Modra <amodra@bigpond.net.au>
16235 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
16236 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
16237 (struct gcc_sigcontext): Delete. Merge contents to..
16238 (struct gcc_ucontext): ..here.
16239 (get_sigcontext): Delete.
16240 (get_regs): New function, like get_sigcontext but return regs ptr.
16241 64-bit version finds regs from r1 to support vdso.
16242 (ppc_linux_aux_vector): New function.
16243 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
16246 2005-01-31 Ira Rosen <irar@il.ibm.com>
16248 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
16250 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
16251 redundant fold. Fix misalignment for MINUS_EXPR.
16252 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
16253 (vect_analyze_pointer_ref_access): Likewise.
16254 (vect_get_memtag_and_dr): Likewise.
16256 2005-01-31 Richard Henderson <rth@redhat.com>
16258 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
16259 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
16260 absnegdf2_i387, absnegxf2_i387): Likewise.
16262 2005-01-31 Richard Henderson <rth@redhat.com>
16265 * optabs.c (expand_copysign_absneg): New.
16266 (expand_copysign_bit): Split out from ...
16267 (expand_copysign): ... here. Use expand_copysign_absneg.
16269 2005-01-30 Roger Sayle <roger@eyesopen.com>
16271 PR middle-end/19697
16272 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
16273 constant as the second operand and a register as the third.
16275 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
16278 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
16279 that dllimport'd functions do not use all call-clobbered registers
16280 to pass parameters.
16282 2005-01-30 Richard Henderson <rth@redhat.com>
16285 * optabs.c (expand_absneg_bit): Split out from expand_unop and
16286 expand_abs_nojump and generalize. Use operand_subword and
16287 emit_no_conflict_block. Support large modes.
16288 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
16290 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
16291 negation to subtraction.
16292 (expand_copysign): Check that the format has signed zeros.
16293 Use operand_subword and emit_no_conflict_block. Support large modes.
16295 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
16297 Fix PR tree-optimization/19624
16299 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
16300 * tree-ssa-pre.c: Add cfgloop.h.
16302 (pre_stats): New member, constified.
16303 (inserted_exprs): New static variable.
16304 (NECESSARY): New macro.
16305 (create_expression_by_pieces): Fold the expression, and
16306 mark it as defaulting to not necessary. Also put in
16308 (fully_constant_expression): New function.
16309 (insert_into_preds_of_block): Modify to not insert phis when we
16310 are playing with induction variables.
16311 Push phis onto the inserted_exprs vector, and mark them as not
16312 necessary by default.
16313 (insert_aux): Call fully_constant_expression on eprime.
16314 If all edges produce the same value, mark it constant.
16315 (mark_operand_necessary): New function.
16316 (remove_dead_inserted_code): New function.
16317 (init_pre): Init loop optimizer to get loop info.
16318 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
16319 (execute_pre): Commit edge inserts, then remove dead code.
16321 2005-01-30 Richard Henderson <rth@redhat.com>
16323 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
16324 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
16326 2005-01-30 Richard Henderson <rth@redhat.com>
16329 * config/i386/i386.c (ix86_expand_copysign): New.
16330 (ix86_split_copysign_const): New.
16331 (ix86_split_copysign_var): Rename from ix86_split_copysign,
16332 rearrange op1/nmask operands.
16333 * config/i386/i386-protos.h: Update.
16334 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
16335 (copysigndf3): Likewise.
16336 (copysignsf3_const, copysigndf3_const): New.
16337 (copysignsf3_var): Rename from copysignsf3, split out splitter
16338 and fix split predicate for X constraint.
16339 (copysigndf3_var): Similarly.
16341 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
16343 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
16344 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
16345 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
16347 2005-01-29 Richard Henderson <rth@redhat.com>
16350 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
16351 of # and * in constraints.
16353 2005-01-29 Richard Henderson <rth@redhat.com>
16355 PR middle-end/19689
16356 * expr.c (store_field): Don't strip sub-mode cast when the input
16357 data is even smaller.
16359 2005-01-29 Richard Henderson <rth@redhat.com>
16361 PR middle-end/19687
16362 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
16365 2005-01-29 Richard Henderson <rth@redhat.com>
16367 * combine.c (make_field_assignment): Fix argument order
16370 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
16372 PR tree-optimization/15791
16373 * fold-const.c (extract_array_ref): New function.
16374 (fold): Fold comparisons between &a[i] and &a[j] or
16375 semantically equivalent trees.
16377 2005-01-29 Jeff Law <law@redhat.com>
16379 * gcse.c (insert_expr_in_table): Revamp handling of available
16380 and anticipatable occurrence lists to avoid unnecessary list
16382 (insert_set_in_table): Similarly.
16384 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
16386 * c-common.c (fix_string_type): Just use c_build_qualified_type to
16388 (c_build_qualified_type): Build qualified array types with
16389 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
16390 * c-decl.c (c_make_fname_decl): Build unqualified array type
16391 before qualified type.
16392 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
16393 type is qualified, not just if type itself is. Don't apply
16394 qualifiers to array type when declarator is processed. Apply
16395 qualifiers to field type whether or not it is an array type.
16396 Don't handle array types specially for applying qualifiers to
16398 * c-typeck.c (composite_type): Build unqualified element type and
16399 array type when forming composite of array types.
16400 (common_pointer_type, comptypes, comp_target_types,
16401 type_lists_compatible_p, build_indirect_ref, build_array_ref,
16402 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
16404 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
16405 (args2) in variables a1 and a2.
16407 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
16409 * cse.c (n_elements_made, max_elements_made): Remove.
16410 (insert): Don't touch n_elements_made.
16411 (cse_main): Don't touch n_elements_made or max_elements_made.
16413 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
16416 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
16417 configuration part of dp-bit.c to be lost.
16419 2005-01-28 Roger Sayle <roger@eyesopen.com>
16421 * expmed.c (expand_mult_highpart_optab): When attempting to use
16422 a non-widening multiplication in a wider mode, the operands need
16423 to be converted (zero or sign extended) to that mode.
16425 2005-01-28 Ian Lance Taylor <ian@airs.com>
16427 PR middle-end/16558
16428 PR middle-end/19583
16429 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
16430 through if both operands fall through.
16432 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
16434 * cse.c (fold_rtx) <PC>: Don't optimize.
16436 2005-01-28 Jeff Law <law@redhat.com>
16438 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
16439 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
16441 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
16443 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
16444 cse_reg_info_used_list_end): Remove.
16445 (cse_reg_info_list, cse_reg_info_list_free): New.
16446 (get_cse_reg_info): When allocating an instance of
16447 cse_reg_info, add it to the beginning of the cse_reg_info_list
16448 list. Remove code to maintain cse_reg_info_used_list.
16449 (new_basic_block): Reset the free list to the beginning of
16452 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
16454 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
16455 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
16456 (frv_expand_mdpackh_builtin): New function.
16457 (frv_expand_builtin): Use it to expand __MDPACKH.
16458 * doc/extend.texi (__MDPACKH): Update documentation.
16460 2005-01-28 Uros Bizjak <uros@kss-loka.si>
16462 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
16463 SSE_FLOAT_MODE_P for use_sse computation.
16465 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
16468 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
16470 2005-01-27 Richard Henderson <rth@redhat.com>
16472 * builtins.c (expand_builtin_copysign): New.
16473 (expand_builtin): Call it.
16474 * genopinit.c (optabs): Add copysign_optab.
16475 * optabs.c (init_optabs): Initialize it.
16476 (expand_copysign): New.
16477 * optabs.h (OTI_copysign, copysign_optab): New.
16478 (expand_copysign): Declare.
16480 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
16481 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
16483 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
16484 (ix86_expand_fp_absneg_operator): ... here.
16485 (ix86_split_copysign): New.
16486 * config/i386/i386-protos.h: Update.
16487 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
16488 (copysignsf3, copysigndf3): New.
16490 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
16491 (copysignsf3, ncopysignsf3): New.
16492 (copysigndf3, ncopysigndf3): New.
16493 (copysignxf3, ncopysignxf3): New.
16494 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
16496 2005-01-27 Arend Bayer <arend.bayer@web.de>
16497 Kazu Hirata <kazu@cs.umass.edu>
16499 * cse.c: (find_best_addr): Don't call copy_rtx before calling
16500 fold_rtx. Save cost recomputation if fold_rtx did nothing.
16501 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
16504 2005-01-27 Jeff Law <law@redhat.com>
16506 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
16507 definitions of SSA_NAMEs which are not being rewritten.
16508 (rewrite_ssa_into_ssa): Only initialize the current definition
16509 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
16510 If checking is enabled, assert that SSA_NAME_AUX is clear for all
16511 SSA_NAMEs before returning.
16513 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
16515 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
16516 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
16517 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
16518 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
16519 config/mips/iris6.h, config/sh/sh.c: Update copyright.
16521 2005-01-27 Steven Bosscher <stevenb@suse.de>
16523 PR middle-end/17278
16524 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
16525 higher to -O2 and higher. Likewise for tree PRE.
16526 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
16529 2005-01-27 Ian Lance Taylor <ian@airs.com>
16531 PR middle-end/19583
16532 * gimple-low.c (try_catch_may_fallthru): New static function.
16533 (block_may_fallthru): Handle TRY_CATCH_EXPR.
16534 * tree-inline.c (expand_call_inline): Don't warn about reaching
16535 the end of a non-void function being inlined if the function uses
16538 2005-01-27 Jakub Jelinek <jakub@redhat.com>
16540 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
16543 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
16544 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
16545 (implicitly_declare): Handle error_mark_node.
16547 2005-01-27 Richard Henderson <rth@redhat.com>
16550 * tree.h (struct tree_decl): Add debug_expr_is_from.
16551 (DECL_DEBUG_EXPR_IS_FROM): New.
16552 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
16553 * dwarf2out.c (dwarf2out_var_location): Update to match.
16554 * tree-outof-ssa.c (create_temp): Likewise.
16555 * var-tracking.c (track_expr_p): Likewise.
16556 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
16557 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
16558 * toplev.c (default_tree_printer): Likewise.
16560 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
16562 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
16563 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
16565 2005-01-27 Steven Bosscher <stevenb@suse.de>
16567 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
16568 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
16569 ASM_CLOBBERS): Add tree checks.
16571 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
16572 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
16573 * c-common.def (SWITCH_STMT): Update to match.
16574 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
16575 macros instead of SWITCH_EXPR ones.
16576 * c-dump.c (c_dump_tree): Likewise.
16577 * c-gimplify.c (gimplify_switch_stmt): Likewise.
16578 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
16580 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
16582 2005-01-27 Alan Modra <amodra@bigpond.net.au>
16584 * unwind-dw2.c (execute_stack_op): Add missing cases for
16585 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
16587 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
16589 * config.gcc (Obsolete configurations): Remove 'dummy', add
16590 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
16593 2005-01-26 Diego Novillo <dnovillo@redhat.com>
16595 PR tree-optimization/19633
16596 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
16598 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
16599 are no call-clobbered variables.
16600 * tree-outof-ssa.c (check_replaceable): Return false for calls
16603 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
16605 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
16606 even for variables with NULL DECL_INITIAL.
16608 2005-01-26 Stuart Hastings <stuart@apple.com>
16610 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
16612 2005-01-26 Richard Henderson <rth@redhat.com>
16614 PR middle-end/18008
16615 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16617 * expr.c (store_field): Strip conversions to odd-bit-sized types
16618 if the destination field width matches.
16620 2005-01-26 Richard Henderson <rth@redhat.com>
16622 * c-decl.c, expmed.c, expr.c: Revert last change.
16624 2005-01-26 Richard Henderson <rth@redhat.com>
16626 PR middle-end/18008
16627 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16629 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
16630 if we don't need the bits above those present in the current mode.
16631 * expr.c (store_field): Strip conversions to odd-bit-sized types
16632 if the destination field width matches.
16634 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16636 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16637 either -ffast-math or -funsafe-math-optimizations is in use.
16639 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
16643 * config/avr/avr.c (notice_update_cc): Only set condition code for
16644 ashrqi3 if shift count > 0.
16645 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
16646 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
16647 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
16648 count <= 0 as a no-op, and shift count >= width by copying zero
16649 or sign bit to all bits of the result.
16650 * config/avr/avr.md (all shifts): Add alternatives for zero shift
16651 count, with attribute "length" set to 0 and "cc" set to "none".
16653 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16655 * doc/invoke.texi: Document -mTLS.
16657 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
16658 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
16659 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
16660 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
16661 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
16662 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
16663 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
16664 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
16666 * configure.ac: Check for a TLS capable gas.
16668 * configure: Regenerate.
16670 2005-01-26 Richard Henderson <rth@redhat.com>
16672 PR middle-end/18008
16673 * combine.c (make_field_assignment): Simplify store to zero_extract
16674 from a source with an overlapping mask.
16676 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16678 2004-11-11 Eric Christopher <echristo@redhat.com>
16680 * config/frv/frv.md: Add fr400_integer automaton. Don't
16681 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
16684 2005-01-26 Steven Bosscher <stevenb@suse.de>
16686 PR middle-end/16585
16687 * cfgbuild.c (make_edges): Do not clear or set
16688 current_function_has_computed_jump.
16689 * function.h (struct function): Remove the has_computed_jump field.
16690 (current_function_has_computed_jump): Do not define.
16691 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
16692 in a computed jump. Ignore current_function_has_computed_jump.
16694 2005-01-26 Richard Henderson <rth@redhat.com>
16696 PR middle-end/19515
16697 * expr.c (categorize_ctor_elements): New argument p_must_clear.
16698 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
16700 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
16701 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
16702 objects into static storage if they have more than one non-zero value.
16703 * tree.h (categorize_ctor_elements): Update decl.
16705 2005-01-26 Steven Bosscher <stevenb@suse.de>
16707 PR middle-end/19616
16708 * tree.h (CALL_EXPR_TAILCALL): Add comment.
16709 * calls.c (check_sibcall_argument_overlap_1): Revert the change
16710 to this function from 2004-07-10.
16711 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
16712 the current function for tail call optimizations if the address
16713 of one of it its arguments is taken.
16715 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
16717 * cse.c (fold_rtx): Call equiv_constant only when necessary.
16719 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
16721 * function.c (expand_function_end): If current_function_calls_alloca,
16722 emit stack restore in a place that is reached when the function falls
16723 through at the end.
16725 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
16727 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
16728 rule to avoid matching inappropriate suffix rule.
16730 2005-01-26 Jan Hubicka <jh@suse.cz>
16732 PR tree-optimization/19241
16733 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
16735 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16737 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
16738 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
16740 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
16741 <sim*>: Always use crt1.o, regardless of N in simN.
16742 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16743 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
16744 (CRT_CALL_STATIC_FUNCTION): Remove.
16745 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
16746 use crt1.o, regardless of N in simN.
16747 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16748 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
16749 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
16750 case isystem setting.
16751 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
16753 2005-01-25 Ian Lance Taylor <ian@airs.com>
16755 * gimple-low.c (block_may_fallthru): Correct handling of
16756 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
16758 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16760 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
16761 handlers to match indentation; nested under the mtune=* handler.
16762 Similar for mcpu= and march=.
16764 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
16766 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
16767 * config/mips/linux64.h (LIB_SPEC): Likewise.
16768 * config/mn10300/linux.h (LIB_SPEC): Likewise.
16769 * config/sh/linux.h (LIB_SPEC): Likewise.
16771 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
16773 * config/frv/frv.c (frv_legitimize_tls_address): New.
16774 (TARGET_HAVE_TLS): Define.
16775 (FRV_SYMBOL_REF_TLS_P): Define.
16776 (frv_override_options): Handle new register classes.
16777 (frv_legitimate_address_p): Reject tls addresses.
16778 (frv_legitimize_address): Handle TLS addresses.
16779 (gen_inlined_tls_plt): New.
16780 (gen_tlsmoff): New.
16781 (frv_legitimize_tls_address): New.
16782 (unspec_got_name): Add TLS entries.
16783 (got12_operand): Add R_FRV_TLSMOFF12 case.
16784 (frv_emit_move): Fixup TLS addresses.
16785 (frv_emit_movsi): Legitimize TLS addresses.
16787 * config/frv/frv.h (MASK_BIG_TLS): New.
16788 (TARGET_BIG_TLS): New.
16789 (HAVE_AS_TLS): Define.
16790 (TARGET_SWITCHES): Add -mTLS and -mtls options.
16791 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
16792 (REG_CLASS_NAMES): Same.
16793 (REG_CLASS_CONTENTS): Same.
16794 (CONSTRAINT_LEN): New.
16795 (REG_CLASS_FROM_CONSTRAINT): New.
16796 (PREDICATE_CODES): Add symbolic_operand.
16798 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
16799 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
16800 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
16801 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
16802 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
16803 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
16804 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
16805 GR9_REG, GR14_REG, LRREG.
16806 (type): Add load_or_call attribute.
16807 ("load_or_call"): New reservation.
16808 ("call_gettlsoff"): New.
16809 ("tls_indirect_call"): New.
16810 ("tls_load_gottlsoff12"): New.
16811 ("tlsoff_hilo"): New.
16812 ("tls_tlsdesc_ldd"): New.
16813 ("tls_tlsoff_ld"): New.
16816 * config/frv/frv-protos.h (symbolic_operand): Protoize.
16818 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
16820 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
16821 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
16822 * config/frv/frv.c (TLS_BIAS): Define.
16823 (frv_output_dwarf_dtprel): New.
16825 2005-01-26 Jakub Jelinek <jakub@redhat.com>
16827 PR rtl-optimization/19579
16828 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
16829 both A and B, see if they don't clobber registers the other expr uses.
16831 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
16833 * real.c (do_add): Initialize signalling and canonical members.
16835 * real.c (real_from_integer): Zero out destination.
16837 2005-01-18 Jan Hubicka <jh@suse.cz>
16839 PR tree-optimize/19337
16840 * tree-inline.c (initialize_inlined_parameters): Copy
16841 saved_static_chain_decl only.
16843 2005-01-25 Richard Henderson <rth@redhat.com>
16847 * config/i386/i386.c (x86_inter_unit_moves): Zero.
16848 (ix86_preferred_reload_class): Rewrite fp-constant section, with
16849 80387 enabled, to return a proper subclass. Return the subset that
16850 overlaps with GENERAL_REGS for PLUS.
16851 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
16853 2005-01-25 Richard Henderson <rth@redhat.com>
16855 PR middle-end/19609
16856 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
16858 2005-01-25 Roger Sayle <roger@eyesopen.com>
16860 * expmed.c (choose_multiplier): Change interface to return the
16861 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
16862 (expand_divmod): Update calls to choose_multiplier.
16864 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16866 PR middle-end/19330
16867 * expmed.c (extract_bit_field): Use adjust_address instead of
16868 gen_lowpart when op0 is a MEM.
16870 2005-01-24 Steven Bosscher <stevenb@suse.de>
16872 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
16874 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16876 * config/mips/irix-csr.c: New file.
16877 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16878 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16879 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16882 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
16885 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
16886 sparc/elf.h, add sparc/sp-elf.h.
16887 (sparc-*-rtems*): Likewise.
16888 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
16889 tm-dwarf2.h, add sparc/sp-elf.h.
16890 (sparc86x-*-elf): Likewise.
16891 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
16892 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
16893 TARGET_OS_CPP_BUILTINS.
16894 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16895 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16897 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
16898 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
16899 (SWITCH_TAKES_ARG): Likewise.
16900 (LOCAL_LABEL_PREFIX): Likewise.
16901 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
16902 (TARGET_N_FORMAT_TYPES): Delete.
16903 (TARGET_FORMAT_TYPES): Likewise.
16904 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
16905 * config/sparc/elf.h: Delete.
16906 * config/sparc/sp-elf.h: New file.
16908 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16910 * tree-flow-inline.h (phi_arg_from_edge): Remove.
16911 * tree-flow.h: Remove the corresponding prototype.
16912 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
16913 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
16915 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16918 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
16919 for AIX ABI or ELF -fPIC.
16920 (rs6000_emit_load_toc_table): Don't create toc_section here.
16921 (rs6000_xcoff_file_start): Nor here.
16923 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
16925 * sh.c (ra.h): Don't #include.
16926 (hard_regs_intersect_p): New function, resurrected from ra.c.
16928 * sh.c: Fix 1996 Copyright.
16930 2005-01-24 Richard Henderson <rth@redhat.com>
16931 Aldy Hernandez <aldyh@redhat.com>
16933 * regrename.c (note_sets): Handle subregs.
16935 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
16938 * genconditions.c (write_header, write_conditions): Elide file if
16941 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16943 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
16944 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
16947 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16949 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
16950 expand_builtin_printf, expand_builtin_fprintf,
16951 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
16952 checking against POINTER_TYPE.
16953 (validate_arglist): Handle POINTER_TYPE code by checking
16956 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
16958 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
16959 init_rtlanal): New.
16960 (for_each_rtx): Call for_each_rtx_1.
16961 * rtl.h (init_rtlanal): Declare.
16962 * toplev.c (backend_init): Call init_rtlanal.
16964 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16966 * flow.c (propagate_one_insn): Formatting.
16968 PR middle-end/19551
16969 * flow.c (libcall_dead_p): Be more conservative if unsure.
16970 If there are any instructions between insn and call, see if they are
16971 all dead before saying the libcall is dead.
16973 2005-01-24 Uros Bizjak <uros@kss-loka.si>
16975 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
16976 operand constraint for operand 0.
16978 2005-01-23 Richard Henderson <rth@redhat.com>
16981 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
16982 edges leading to join block.
16984 2005-01-23 Roger Sayle <roger@eyesopen.com>
16986 * expmed.c (expand_mult_highpart): Make static. Change type of
16987 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
16988 (expand_divmod): Updates calls to expand_mult_highpart by using
16989 gen_int_mode to pass a CONST_INT rtx.
16990 * rtl.h (expand_mult_highpart): Remove prototype.
16992 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16994 * flow.c (regset_bytes, regset_size): Remove.
16996 * cfganal.c: Fix a reference to Harvey's paper.
16998 2005-01-23 Steven Bosscher <stevenb@suse.de>
17000 PR rtl-optimization/19464
17001 * tree-optimize.c (init_tree_optimization_passes): Add one more
17002 copyrename pass just before out-of-ssa.
17004 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
17007 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
17008 * ggc-none.c (ggc_free): Define.
17010 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17012 * cse.c (max_reg, max_insn_uid): Remove.
17013 (cse_main): Don't access max_reg or max_insn_uid.
17015 * c-common.c (explicit_flag_signed_bitfields,
17016 lang_statement_code_p, lang_expand_function_end): Remove.
17017 * c-common.h: Remove the corresponding declarations.
17018 * c-opts.c (c_common_handle_option): Remove all write access
17019 to explicit_flag_signed_bitfields.
17021 * cgraph.c (cgraph_varpool_n_nodes): Remove.
17022 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
17023 * cgraph.h: Remove the corresponding declaration.
17025 * gcse.c (null_pointer_info): Remove.
17027 2005-01-23 Roger Sayle <roger@eyesopen.com>
17028 Eric Botcazou <ebotcazou@libertysurf.fr>
17030 * combine.c (simplify_logical): Only simplify logical expressions
17031 of the form ior(and(x,y),z) by the inverse distributive law if the
17032 result is cheaper than the original.
17034 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17036 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
17037 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17038 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
17039 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
17040 config/freebsd-spec.h, config/arm/arm.h,
17041 config/h8300/h8300.md, config/i386/i386.md,
17042 config/i386/predicates.md, config/i386/sse.md,
17043 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
17044 config/vax/vax.md: Fix comment typos. Follow spelling
17047 2005-01-23 Steven Bosscher <stevenb@suse.de>
17049 * gengtype.c (walk_type): Produce `not equal to' compares for loop
17050 tests, instead of `less than'.
17052 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
17054 * function.c (assign_parm_setup_block): When creating a new stack slot
17055 for a parameter, get its alignment from the parameter's DECL_ALIGN
17056 rather than the type's TYPE_ALIGN. Make sure that the parameter
17057 is at least word aligned.
17059 2005-01-22 Roger Sayle <roger@eyesopen.com>
17061 PR middle-end/19378
17062 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
17064 2005-01-22 Richard Henderson <rth@redhat.com>
17067 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
17068 in both compare operands.
17069 (movdfcc_1_sse_max): Likewise.
17070 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
17071 (movdfcc_1_sse): Likewise.
17072 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
17073 scratch register as needed.
17075 2005-01-22 Richard Henderson <rth@redhat.com>
17077 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
17079 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
17081 2005-01-22 Richard Henderson <rth@redhat.com>
17083 * genopinit.c (optabs): Use smin/smax for floating point too.
17084 * doc/md.texi: Update to match. Clarify that floating point
17085 results are undefined for +0/-0 and NaN.
17086 * doc/rtl.texi: Likewise.
17087 * rtl.def (SMIN, SMAX): Likewise
17088 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
17090 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
17091 leading 's' to the name.
17092 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
17093 smaxxf3, sminxf3): Likewise.
17094 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
17097 2005-01-22 Paul Brook <paul@codesourcery.com>
17099 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
17101 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
17103 * config/s390/s390.c (struct processor_costs): New fields
17104 dlgr, dlr, dr, dsgfr, dsgr.
17105 (z900_cost, z990_cost): Values for new fields.
17106 (s390_rtx_costs): New cases MEM und COMPARE in switch
17107 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
17108 DIV, MOD, UDIV, UMOD.
17110 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17112 * config/s390/s390.md ("doloop_si64"): Reload input value directly
17113 into the register being decremented.
17114 ("doloop_si31", "doloop_di"): Likewise.
17115 ("*doloop_si_long"): Adapt pattern.
17117 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17119 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
17121 (CLASS_MAX_NREGS): Likewise.
17123 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
17125 * doc/tree-ssa.texi (Statement Operands): Add example for new
17126 must-def macro. Note deprecation of old operands interface.
17128 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
17130 PR tree-optimization/19484
17131 * tree-cfg.c (remove_fallthru_edge): New function.
17132 (cleanup_control_flow): Remove fallthru edges from calls that are
17133 now known not to return.
17135 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17137 Fix PR tree-optimization/19038
17138 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
17139 copies with loop variant ones.
17141 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
17143 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
17144 config/alpha/alpha-protos.h, config/alpha/alpha.h,
17145 config/alpha/alpha.md, config/alpha/predicates.md,
17146 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
17147 config/sparc/sol2.h: Update copyright.
17149 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
17150 first label to see if it is a nonlocal label.
17152 2005-01-22 David Edelsohn <edelsohn@gnu.org>
17153 Andrew Pinski <pinskia@physics.uc.edu>
17156 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
17157 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
17159 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17161 * config/rs6000/rtems.h: Update copyright.
17163 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17166 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
17167 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
17168 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
17170 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17173 * c-typeck.c (convert_arguments): Check for error_mark_node.
17175 2005-01-21 Ian Lance Taylor <ian@airs.com>
17177 PR tree-optimization/13000
17178 * tree-inline.c: Include "tree-flow.h".
17179 (expand_call_inline): If warn_return_type, warn if non-void inline
17180 function falls through.
17181 * tree-cfg.c (execute_warn_function_return): Don't warn about
17182 control reaching end if TREE_NO_WARNING is set. Set
17184 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
17186 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
17187 branch if we don't need one.
17188 * c-typeck.c: Include "tree-flow.h"
17189 (c_finish_bc_stmt): Don't add a goto if the current statement
17190 list doesn't fall through to the current point.
17192 2005-01-21 Roger Sayle <roger@eyesopen.com>
17194 PR rtl-optimization/576
17195 * real.c (real_arithmetic): Change return type from void to bool
17196 to return an indication that the result may be inexact.
17197 * real.h (real_arithmeric): Update prototype.
17198 * fold-const.c (const_binop): Don't constant fold floating
17199 point expressions when the user specifies -frounding-math and
17200 the result may depend upon the run-time rounding mode.
17201 (fold_convert_const_real_from_real): Clean-up.
17202 (fold_initializer): Ignore flag_rounding_math for initializers.
17203 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
17204 constant fold FP operations with flag_rounding_math if the
17205 result may depend upon the run-time rounding mode.
17207 2005-01-21 Tom Tromey <tromey@redhat.com>
17209 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
17211 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
17213 * tree-cfg.c: Fix comment typos.
17215 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
17217 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
17218 around the call to rest_of_handle_branch_target_load_optimize.
17220 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17222 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
17223 (sparc64-*-openbsd*): Likewise.
17224 (sparclite-*-elf*): Include tm-dwarf2.h.
17225 (sparc86x-*-elf*): Likewise.
17226 (sparc64-*-elf*): Likewise.
17227 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
17228 (DBX_DEBUGGING_INFO): Likewise.
17229 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
17230 (PREFERRED_DEBUGGING_TYPE): Likewise.
17231 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
17232 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
17233 (PREFERRED_DEBUGGING_TYPE): Likewise.
17234 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
17235 (PREFERRED_DEBUGGING_TYPE): Likewise.
17236 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
17238 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
17241 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
17243 2005-01-20 Paul Brook <paul@codesourcery.com>
17245 * doc/rtl.texi: Document value extension requirements for CONST_INT.
17247 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17249 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
17250 label is first in a sequence of labels.
17252 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
17254 2005-01-20 Janis Johnson <janis187@us.ibm.com>
17255 Giovanni Bajo <giovannibajo@gcc.gnu.org>
17257 * doc/sourcebuild.texi (Test Directives): New.
17259 2005-01-20 Roger Sayle <roger@eyesopen.com>
17261 * real.c (real_floor): Don't leave the result uninitialized when
17262 mode is VOIDMode, but return the unrounded intermediate value.
17263 (real_ceil): Likewise.
17265 2005-01-20 Paul Brook <paul@codesourcery.com>
17267 * config/arm/arm.md (insv): Use gen_int_mode.
17269 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17271 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
17272 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17273 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17274 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17275 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17277 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17280 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
17281 fbreg, so we have to assume we can't.
17282 (loc_descriptor_from_tree_1): Ditto.
17283 (containing_function_has_frame_base): New function.
17284 (add_location_or_const_value_attribute): Use it.
17285 Also try to generate a frame_base from a single element location
17288 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17290 PR tree-optimization/15349
17291 * timevar.def (TV_TREE_MERGE_PHI): New.
17292 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
17294 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
17295 calls to tree_forwarder_block_p.
17296 (remove_forwarder_block_with_phi, merge_phi_nodes,
17297 gate_merge_phi, pass_merge_phi): New.
17298 * tree-optimize.c (init_tree_optimization_passes): Add
17300 * tree-pass.h: Add an extern for pass_merge_phi;
17302 2005-01-20 Richard Henderson <rth@redhat.com>
17305 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
17306 (_mm_castps_pd, _mm_castps_si128): New.
17307 (_mm_castsi128_ps, _mm_castsi128_pd): New.
17309 2005-01-20 Richard Henderson <rth@redhat.com>
17312 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
17313 __builtin_ia32_vec_init_v2si.
17314 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
17315 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
17316 (ix86_init_mmx_sse_builtins): Create it.
17317 (ix86_expand_builtin): Expand it.
17318 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
17319 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
17320 (vec_extractv2si_0, vec_extractv2si_1): New.
17322 2005-01-20 Richard Henderson <rth@redhat.com>
17325 * config/i386/i386.c (ix86_expand_push): New.
17326 * config/i386/mmx.md (push<MMXMODE>1): New.
17327 * config/i386/sse.md (push<SSEMODE>1): New.
17328 * config/i386/i386-protos.h: Update.
17330 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17332 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
17335 2005-01-20 Richard Henderson <rth@redhat.com>
17337 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
17338 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
17340 2005-01-19 Richard Henderson <rth@redhat.com>
17343 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
17344 to V4SFmode in SSE1 fallback load path.
17346 2005-01-19 Richard Henderson <rth@redhat.com>
17348 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
17349 in QImode expansion to ix86_expand_vector_set.
17350 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
17352 2005-01-19 Richard Henderson <rth@redhat.com>
17355 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
17356 subclass of the input class.
17357 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
17358 Always true for cross-SSE1 classes. Rationalize conditionals.
17359 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
17360 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
17361 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
17362 (movdi_2): Add MMX/SSE zeros.
17363 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
17364 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
17365 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17366 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
17367 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
17368 (zero_extendsidi2_rex64_1): Remove.
17369 (MOV0 peephole): Check GENERAL_REG_P.
17371 2005-01-19 Richard Henderson <rth@redhat.com>
17374 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
17376 (ix86_expand_vector_extract): Likewise.
17378 2005-01-19 Richard Henderson <rth@redhat.com>
17380 PR middle-end/19304
17381 * expr.c (emit_move_change_mode): New argument force; use
17382 simplify_gen_subreg if true.
17383 (emit_move_via_alt_mode): Merge into ...
17384 (emit_move_via_integer): ... here.
17385 (emit_move_ccmode): Use emit_move_change_mode directly.
17387 2005-01-19 Richard Henderson <rth@redhat.com>
17390 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
17391 (alpha_preferred_reload_class): Handle CONST_VECTOR.
17392 (alpha_emit_set_const_1): Add no_output parameter; don't emit
17394 (alpha_emit_set_const): Likewise. Make static.
17395 (alpha_emit_set_long_const): Make static.
17396 (alpha_extract_integer): Split out from alpha_expand_mov.
17397 (alpha_split_const_mov): Likewise.
17398 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
17399 (alpha_legitimate_constant_p): New.
17400 * config/alpha/alpha-protos.h: Update.
17401 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
17402 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
17403 * config/alpha/alpha.md (movsi): Add n alternative.
17404 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
17405 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
17406 (splitters for all of the above): Use alpha_split_const_mov.
17407 * config/alpha/predicates.md (non_add_const_operand): New.
17408 (non_zero_const_operand): New.
17409 (input_operand): Use alpha_legitimate_constant_p after reload.
17411 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
17413 PR tree-optimization/19038
17414 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
17415 (add_candidate): Add ivs with increment in latch only if
17416 allow_ip_end_pos_p is true.
17417 (determine_iv_cost): Use empty_block_p.
17419 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
17421 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
17422 (compute_dominance_frontiers): Ditto.
17424 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
17427 * config/sh/t-rtems: New.
17428 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
17430 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
17432 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
17433 the offset of the selected field.
17435 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
17437 * tree-cfg.c (remove_forwarder_block): Fix the check to
17438 prevent a nonlocal label from appearing in the middle of a
17441 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
17443 PR rtl-optimization/19462
17444 * reorg.c (find_end_label): Create return insn only if
17445 current_function_epilogue_delay_list is empty.
17447 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
17449 * doc/passes.texi: Remove paragraph mentioning new-ra.
17451 2005-01-19 Jakub Jelinek <jakub@redhat.com>
17453 PR rtl-optimization/15139
17454 * combine.c: Include params.h.
17455 (count_rtxs): New function.
17456 (record_value_for_reg): If replace_rtx would replace at least
17457 2 occurrences of REG in VALUE and TEM is really large, replace REG with
17458 (clobber (const_int 0)) instead of TEM.
17459 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
17460 * params.h (MAX_LAST_VALUE_RTL): New.
17461 * Makefile.in (combine.o): Depend on $(PARAMS_H).
17462 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
17465 * c-typeck.c (digest_init): Only call build_vector if all constructor
17466 elements are *_CST nodes.
17467 * gimplify.c (gimplify_init_constructor): Likewise.
17469 PR middle-end/19164
17470 * c-typeck.c (digest_init): Only call build_vector if inside_init
17473 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
17475 * toplev.c (init_asm_output): Remove dead #ifdef.
17477 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
17479 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
17481 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17483 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
17484 accessing DECL_FUNCTION_CODE.
17485 * dojump.c (do_jump): Likewise.
17486 * gimplify.c (gimplify_call_expr): Likewise.
17487 * predict.c (expr_expected_value): Likewise.
17488 (strip_builtin_expect): Likewise.
17489 * tree-inline.c (estimate_num_insns_1): Likewise.
17490 * tree-ssa-loop-im.c (stmt_cost): Likewise
17491 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
17492 (tree_expr_nonnegative_p): Likewise.
17494 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17496 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
17497 variant of the load_pcrel_sym pattern.
17498 * config/sparc/sparc.md (P macro): Move to the top.
17499 (load_pcrel_sym): Macroize using P.
17500 (save_register_window): Likewise.
17502 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
17504 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
17505 ("sordered"): Same.
17507 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
17510 * c-typeck.c (build_asm_expr): Strip nops off
17511 input memory operands.
17513 2005-01-18 David Edelsohn <edelsohn@gnu.org>
17515 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
17516 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
17517 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
17518 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
17520 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
17523 * config/i386/i386.c (override_options): If the 80387 is disabled,
17524 then do not return FP values using FP registers.
17526 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
17528 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
17529 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
17530 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
17531 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
17532 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
17533 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
17534 output.h, postreload-gcse.c, postreload.c, recog.c,
17535 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
17536 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
17537 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
17538 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
17539 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
17540 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
17541 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
17542 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
17544 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
17545 config/alpha/alpha.c, config/arm/vfp.md,
17546 config/i386/emmintrin.h, config/i386/i386-modes.def,
17547 config/i386/i386-protos.h, config/i386/i386.h,
17548 config/i386/pmmintrin.h, config/i386/ppro.md,
17549 config/i386/predicates.md, config/i386/xmmintrin.h,
17550 config/i860/i860.c, config/ia64/ia64-modes.def,
17551 config/ia64/ia64-protos.h, config/ia64/ia64.h,
17552 config/ia64/ia64.md, config/ia64/itanium1.md,
17553 config/ia64/itanium2.md, config/ia64/predicates.md,
17554 config/iq2000/iq2000.h, config/mips/linux64.h,
17555 config/rs6000/aix41.h, config/rs6000/aix43.h,
17556 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
17557 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
17558 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
17559 config/sparc/linux64.h, config/sparc/litecoff.h,
17560 config/sparc/sp64-elf.h, config/sparc/sparc.c,
17561 config/sparc/sparc.h, config/sparc/sparc.md,
17562 config/sparc/sysv4-only.h: Update copyright.
17564 2005-01-18 Richard Henderson <rth@redhat.com>
17567 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
17569 2005-01-18 Marc Espie <espie@openbsd.org>
17570 * config/i386/openbsdelf.h: Typo.
17572 2005-01-18 Richard Henderson <rth@redhat.com>
17574 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
17575 special case for sse.
17576 * config/i386/predicates.md (sse_comparison_operator): Likewise.
17578 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
17580 * tree-inline.c (estimate_num_insns_1): Added cases for
17581 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
17583 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17585 PR rtl-optimization/19296
17586 * combine.c (simplify_comparison): Rewrite the condition under
17587 which a non-paradoxical SUBREG of a PLUS can be lifted when
17588 compared against a constant.
17590 2005-01-18 Andi Kleen <ak@muc.de>
17592 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
17593 * c.opt (-Wpointer-sign): Add.
17594 * doc/invoke.texi: (-Wpointer-sign): Add.
17596 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17598 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
17599 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
17600 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
17601 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
17602 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
17603 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
17604 for TARGET_MIX_SSE_I387.
17605 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
17606 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
17607 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
17608 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
17609 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
17610 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
17611 TARGET_MIX_SSE_I387.
17612 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
17615 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17618 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
17619 Add movaps alternative for xmm reg->reg move.
17621 2005-01-17 Jeff Law <law@redhat.com>
17623 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
17624 at the end of the main DOM loop rather than just before DOM exits.
17626 2005-01-17 Diego Novillo <dnovillo@redhat.com>
17628 PR tree-optimization/19121
17629 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
17630 adding aliases to a name tag, also add them to the pointer's
17632 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
17633 sensitive alias info at all. Only check that the two pointers
17634 have compatible pointed-to sets.
17635 * tree-ssa.c (verify_name_tags): Verify that the alias set of
17636 a pointer's type tag is a superset of the alias set of the
17637 pointer's name tag.
17639 2005-01-17 James E Wilson <wilson@specifixinc.com>
17642 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
17643 comment to document why.
17645 2005-01-17 Richard Henderson <rth@redhat.com>
17647 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
17648 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
17649 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
17650 sse2_vmsminv2df3_finite): New.
17651 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
17652 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
17653 Force op1 into register.
17655 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
17657 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
17658 bubblestrap from always rebuilding build directory.
17660 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
17662 * config/s390/s390.md ("*clc"): Remove incorrect '='.
17663 ("*cmpmem_short"): Likewise.
17665 2005-01-17 Steven Bosscher <stevenb@suse.de>
17667 * basic-block.h: Document BB_* flags.
17668 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
17669 use an sbitmap instead.
17670 * sched-rgn.c (compute_trg_info): Likewise.
17672 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
17674 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
17675 redundant target_cpu_default and extra_parts lines. Use the default
17677 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
17678 (SUBTARGET_EXTRA_SPECS): Delete.
17679 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
17680 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
17681 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
17682 and "n32" for -mabi=n32.
17684 2005-01-17 Ian Lance Taylor <ian@airs.com>
17687 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
17688 fold constant variables into initial values.
17690 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17692 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
17694 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
17695 through the statements backward.
17697 2005-01-17 Ian Lance Taylor <ian@airs.com>
17699 PR middle-end/13127:
17700 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
17701 a variable set to the return value of the inlined function.
17703 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
17705 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
17706 when modes are tieable.
17708 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
17710 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
17711 of pthread_create to find out if threads are enabled.
17712 * gthr-posix95.h (__gthread_active_p): Likewise.
17714 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17716 * common.opt (-fnew-ra): Remove.
17718 * toplev.h (flag_new_regalloc): Remove.
17719 * Makefile.in (ra*.*): Don't mention.
17720 * passes.c (rest_of_handle_new_regalloc): Remove.
17721 (rest_of_handle_combine, rest_of_compilation): Always consider
17722 flag_new_regalloc as false.
17723 * doc/invoke.texi: Don't document -fnew-ra.
17725 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17727 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
17728 last parameter to reg_scan.
17729 * loop.c (loop_optimize): Likewise.
17730 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
17731 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
17732 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
17733 rest_of_handle_gcse, rest_of_handle_loop_optimize,
17734 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
17735 * regclass.c (reg_scan): Likewise, for the declaration.
17736 * rtl.h (reg_scan): Likewise, for the prototype.
17738 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17740 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
17741 mark_dfs_back_edges.
17743 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
17745 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
17746 (compute_avail): Uses don't go in tmp_gen.
17748 2005-01-16 Steven Bosscher <stevenb@suse.de>
17750 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
17751 loop to look for a free slot in a page entry.
17753 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17756 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
17757 * toplev.c (compile_file): Call process_pending_assemble_output_defs
17758 just before targetm.asm_out.file_end.
17759 * tree.h (process_pending_assemble_output_defs): Declare.
17760 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
17762 (assemble_alias): Defer generation of assembly code for defines when
17763 TARGET_DEFERRED_OUTPUT_DEFS is true.
17764 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17765 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17766 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
17768 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17771 * pa.c (pa_scalar_mode_supported_p): New function.
17772 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17773 * pa.h (MIN_UNITS_PER_WORD): Add comment.
17775 * pa-protos.h (prefetch_operand): Delete.
17776 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
17777 * pa.c (prefetch_operand): Delete.
17778 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
17779 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
17780 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
17781 and prefetch_nocc_operand.
17782 * pa.md (prefetch): Rework to avoid reload problems handling short
17783 displacements when a cache control completer needs to be provided.
17784 (prefetch_32, prefetch_64): Delete.
17785 (prefetch_cc, prefetch_nocc): New patterns.
17787 2005-01-15 David Edelsohn <edelsohn@gnu.org>
17789 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
17791 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17794 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
17795 exceeds maximum alignment for global common data.
17796 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
17797 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
17799 2004-01-15 Roger Sayle <roger@eyesopen.com>
17801 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
17803 2004-01-15 Roger Sayle <roger@eyesopen.com>
17805 * harg-reg-set.h (reg_class_names): Prototype global array.
17806 * regclass.c (reg_class_names): Declare here and initialize to
17808 (dump_regclass): Remove local declaration of reg_class_names.
17809 (regclass): Likewise.
17810 * cfg.c (dump_flow_info): Likewise.
17811 * ra-debug.c (reg_class_names): Likewise.
17812 * regrename.c (reg_class_names): Likewise.
17813 * reload.c (reg_class_names): Likewise.
17814 * reload1.c (spill_failure): Likewise.
17815 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
17817 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
17819 * config/s390/s390.md ("reload_outti"): Remove predicate for
17820 output operand. Abort if operand is not a MEM.
17821 ("reload_outdi", "reload_outdf"): Likewise.
17823 2005-01-15 Marc Espie <espie@openbsd.org>
17825 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
17826 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
17827 * config/openbsd.h: Fix C++ includes for native configurations.
17828 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
17829 Add trampoline support.
17830 * config/i386/openbsdelf.h: New.
17832 2005-01-15 Marc Espie <espie@openbsd.org>
17834 * collect2.c (main): Explicitly parse -dynamic-linker option.
17836 2005-01-15 Jakub Jelinek <jakub@redhat.com>
17838 PR tree-optimization/19060
17839 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
17840 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
17841 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
17842 and handle extract_range_from_cond returning false.
17843 * fold-const.c (fold): Optimize comparisons with min/max even for
17844 width > HOST_BITS_PER_WIDE_INT.
17846 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
17848 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
17849 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
17850 Remove little endian multilib variants.
17851 Add mips32 multilib variant.
17853 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
17855 * explow.c (copy_all_reg, stabilize): Remove.
17856 * expr.h: Remove the corresponding prototypes.
17858 * rtlanal.c (regs_set_between_p): Remove.
17859 * rtl.h: Remove the corresponding prototype.
17861 2005-01-14 David Edelsohn <edelsohn@gnu.org>
17863 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
17864 to rs6000_nonimmediate_operand.
17865 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
17866 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
17867 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
17868 rs6000_nonimmediate_operand.
17869 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
17870 rs6000_nonimmediate_operand.
17872 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
17874 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
17876 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17878 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
17880 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
17881 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
17883 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
17884 (rs6k_nonimmediate_operand): New.
17885 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
17887 (legitimate_lo_sum_address_p): Same.
17888 (rs6000_legitimize_address): Same.
17889 (rs6000_legitimize_reload_address): Same.
17890 (rs6000_legitimate_address): Same.
17891 (spe_build_register_parallel): Pass DF and DC modes in a DI
17894 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
17895 to rs6k_nonimmediate_operand.
17897 * config/rs6000/spe.md ("*frob_df_di"): New.
17898 ("*frob_di_df"): New.
17899 ("*frob_di_df_2"): New.
17900 ("*mov_sidf_e500_subreg0"): New.
17901 ("*mov_sidf_e500_subreg4"): New.
17902 ("*movdf_e500_double"): Change predicate to
17903 rs6k_nonimmediate_operand.
17905 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17907 * postreload.c (move2add_note_store): Only call
17908 trunc_int_for_mode on scalar integers.
17910 2005-01-14 Steven Bosscher <stevenb@suse.de>
17912 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
17913 replace BB_VISITED uses.
17914 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
17915 (propagate_necessity): Check the bitmap instead of BB_VISITED.
17916 (tree_dce_done): Free visited_control_parents.
17917 (perform_tree_ssa_dce): Allocate and clear it.
17918 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
17919 (compute_antic): Iterate from here using a DFS. Use an sbitmap
17920 instead of BB_VISITED.
17922 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
17924 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
17925 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
17926 Remove unused prototypes.
17928 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17930 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
17931 64-bit register usage.
17932 (spe_func_has_64bit_regs_p): Add FIXME note.
17934 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17936 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
17937 flag_finite_math_only with flag_unsafe_math_optimizations.
17939 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
17941 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
17942 end-of-stack check.
17943 (__tpf_eh_return): Copy TPF private stack area from the module
17944 boundary stack frame. Add check for when module addresses are
17945 equal, but no stub address is found.
17947 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
17950 * arm.h (struct machine_function): Add call_via field.
17951 (thumb_call_via_label): Declare.
17952 * arm.c (thumb_call_via_label): New variable.
17953 (thumb_call_reg_needed): New variable.
17954 (arm_output_function_epilogue): For Thumb code, output any per-function
17955 call-indirect trampolines.
17956 (thumb_call_via_reg): New function.
17957 (arm_file_end): New function.
17958 (TARGET_ASM_FILE_END): Call arm_file_end.
17959 (aof_file_end): Likewise.
17960 * arm-protos.h (thumb_call_via_reg): Declare.
17961 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
17962 thumb_call_via_reg in normal case.
17964 2005-01-14 Jakub Jelinek <jakub@redhat.com>
17966 PR middle-end/19084
17967 PR rtl-optimization/19348
17968 * recog.c (peephole2_optimize): Do global life update if some peephole
17969 decides it doesn't need at least one of its inputs and that change
17970 influences liveness at the start of the basic block.
17972 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
17973 arguments instead of 1.
17975 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
17977 PR middle-end/18820
17978 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
17979 zero for nested functions needing a static chain or functions
17980 with a non-constant address.
17982 2005-01-13 Roger Sayle <roger@eyesopen.com>
17984 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
17985 (and (sign_extend X) C) into (zero_extend (and X C)).
17987 2005-01-13 David O'Brien <obrien@FreeBSD.org>
17989 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
17991 2005-01-13 Richard Henderson <rth@redhat.com>
17996 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
17997 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
17998 not just TARGET_SSE.
17999 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
18000 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
18001 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
18002 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
18003 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
18004 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
18005 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
18006 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
18007 (movdicc_c_rex64): Rename with '*'.
18008 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
18009 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
18010 (movsfcc_1_387): Rename from movsfcc_1.
18011 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
18012 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
18013 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
18014 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
18015 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
18016 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
18017 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
18018 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
18019 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
18020 sse_movdfcc_const0_4): Remove.
18021 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
18022 recognize min/max early. Update for changed sse cmove patterns.
18023 (ix86_split_sse_movcc): New.
18024 * config/i386/i386-protos.h: Update.
18026 2005-01-13 Steven Bosscher <stevenb@suse.de>
18028 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
18029 (fix_stmt_v_may_defs): Likewise.
18031 2005-01-13 Richard Henderson <rth@redhat.com>
18033 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
18034 for converting the mask.
18036 2005-01-13 David Edelsohn <edelsohn@gnu.org>
18038 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
18041 2005-01-13 Richard Henderson <rth@redhat.com>
18043 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
18044 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
18045 IX86_BUILTIN_MOVDQ2Q): Remove.
18046 (IX86_BUILTIN_VEC_EXT_V4SI): New.
18047 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
18048 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
18050 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
18051 (sse2_pextrw): Fix immediate constraint.
18052 (sse2_loadq, sse2_loadq_rex64): Remove.
18053 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
18054 Use __builtin_ia32_vec_ext_<size>.
18055 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
18057 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
18059 * function.c (assign_parm_setup_block): Look inside original
18060 entry_parm when inspecting PARALLEL.
18062 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18063 Joel Sherrill <joel@oarcorp.com>
18066 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
18067 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
18068 rtems_gxx_recursive_mutex_init.
18069 (__gthread_recursive_mutex_lock): New function.
18070 (__gthread_recursive_mutex_trylock): Likewise.
18071 (__gthread_recursive_mutex_unlock): Likewise.
18073 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18075 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
18077 2005-01-13 Jan Beulich <jbeulich@novell.com>
18079 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
18080 (ashrti3_internal): Indicate output is early clobber. Generate result
18081 into output rather than first input. Use move for low word of output
18082 if shift count is exactly 64.
18083 (lshrti3_internal): Likewise.
18085 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
18089 * reload1.c (delete_output_reload): Don't delete an output reload
18090 if the pseudo lives longer than a single basic block. Adjust and
18091 improve wording of comment.
18093 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
18096 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
18097 of TYPE_SIZE where we mean the number of bytes.
18099 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
18101 * function.c (assign_parm_setup_block): Relax condition on
18102 multi-register optimization.
18104 2005-01-12 Nick Clifton <nickc@redhat.com>
18106 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
18107 an "in_delay_slot" attribute of "no" to prevent them being used in
18108 delay slots. This is forbidden because they might generate
18111 2005-01-12 Alan Modra <amodra@bigpond.net.au>
18114 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
18115 with r->Y and Y->r.
18117 2005-01-12 Nick Clifton <nickc@redhat.com>
18119 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
18120 passed on to GAS) but do not define, as GAS no longer supports or
18121 needs the -m2000 option.
18123 2005-01-11 Roger Sayle <roger@eyesopen.com>
18125 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
18126 type as args of unprototyped builtins aren't automatically promoted.
18127 (fold_builtin_abs): Likewise.
18129 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18131 * Makefile.in: Set a `build-warn' variable.
18133 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18135 PR tree-optimization/17949
18136 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
18137 (find_interesting_uses_address): Use it.
18139 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
18141 * regrename.c (kill_value): Handle subreg's that won't simplify.
18143 2005-01-11 Richard Henderson <rth@redhat.com>
18146 * config/i386/i386.h (enum ix86_builtins): Move ...
18147 * config/i386/i386.c: ... here.
18148 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
18149 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
18150 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
18151 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
18152 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
18153 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
18154 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
18155 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
18156 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
18157 IX86_BUILTIN_LOADDDUP): Remove.
18158 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
18159 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
18160 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
18161 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
18162 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
18163 (ix86_init_builtins): Make static.
18164 (ix86_init_mmx_sse_builtins): Update for changed builtins.
18165 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
18166 if all the modes match. Otherwise, fake it.
18167 (get_element_number, ix86_expand_vec_init_builtin,
18168 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
18169 (ix86_expand_builtin): Make static. Update for changed builtins.
18170 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
18171 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
18172 (ix86_expand_vector_init_duplicate): New.
18173 (ix86_expand_vector_init_low_nonzero): New.
18174 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
18175 Split out from ix86_expand_vector_init; handle integer modes.
18176 (ix86_expand_vector_init): Use them.
18177 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
18178 * config/i386/i386-protos.h: Update.
18179 * config/i386/predicates.md (reg_or_0_operand): New.
18180 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
18181 (movv2sf_internal): Likewise. And a splitter to match them all.
18182 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
18183 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
18184 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
18185 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
18186 (mmx_pinsrw): Fix operand ordering.
18187 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
18188 rather than sse_loadss expander.
18189 (movv2df splitter): Similarly.
18190 (sse_loadss, sse_loadlss): Remove.
18191 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
18192 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
18193 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
18194 (sse3_movddup): Rename with '*'.
18195 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
18196 (sse2_loadsd): Remove.
18197 (vec_dupv2df_sse3): Rename from sse3_loadddup.
18198 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
18199 (sse2_pinsrw): Fix argument ordering.
18200 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
18201 (sse2_stored): Remove 'r' destination.
18202 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
18203 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
18204 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
18205 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
18206 vec_extractv16qi, vec_initv16qi): New.
18208 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
18209 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
18210 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
18212 (_mm_load_pd, _mm_store_pd): Use plain dereference.
18213 (_mm_load_si128, _mm_store_si128): Likewise.
18214 (_mm_load1_pd): Use _mm_set1_pd.
18215 (_mm_load_sd): Use _mm_set_sd.
18216 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
18217 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
18218 (_mm_set_epi64): Use _mm_set_epi64x.
18219 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
18220 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
18221 _mm_setr_epi8): Use _mm_set_foo form.
18222 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
18223 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
18224 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
18225 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
18226 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
18227 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
18228 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
18229 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
18230 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
18231 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
18232 (_mm_movedup_pd): Use _mm_shuffle_pd.
18233 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
18234 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
18235 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
18236 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
18237 Use _mm_setzero_ps.
18238 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
18239 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
18240 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
18241 (_mm_store_ps): Use raw dereference.
18242 (_mm_store1_ps): Use _mm_storeu_ps.
18243 (_mm_storer_ps): Use _mm_store_ps.
18244 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
18245 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
18247 2005-01-11 Stan Shebs <shebs@apple.com>
18249 * config/rs6000/rs6000.c (machopic_output_stub): Issue
18250 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
18252 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
18255 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
18256 Skip all DECLs except for FIELD_DECLs.
18258 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18260 * config/s390/s390.c (override_options): Return error if
18261 -mbackchain, -mpacked-stack and -mhard-float are used together.
18262 (s390_va_start): Remove the backchain && packed-stack special case.
18263 (s390_gimplify_va_arg): Likewise.
18264 * doc/invoke.texi: Remove the ABI incompatibility note.
18266 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18268 * config/s390/s390.c (struct s390_frame_layout): Remove
18270 (s390_frame_info, s390_emit_prologue): Replace occurrences of
18271 save_backchain_p with TARGET_BACKCHAIN.
18273 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18276 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
18277 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
18278 * function.c (locate_and_pad_parm): Set new field.
18279 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
18280 Tweak where_pad test to include "none". Always set mem align for
18282 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
18283 not sufficient for type.
18284 (assign_parm_setup_block): If stack_parm is zero on entry, always
18285 make a new stack local. Block move old stack parm if necessary
18286 to new aligned stack local.
18287 (assign_parm_setup_stack): Use a block move to handle
18288 potentially misaligned entry_parm.
18289 (assign_parms_unsplit_complex): Specify required alignment when
18290 creating stack local.
18291 * calls.c (compute_argument_addresses): Override alignment of stack
18292 arg calculated from its type with the alignment given by
18293 FUNCTION_ARG_BOUNDARY.
18294 (store_one_arg): Likewise.
18296 2005-01-11 Jan Beulich <jbeulich@novell.com>
18298 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
18299 Change respective itanium_class attribute to ialu.
18300 (shladdp4_internal): New.
18301 * config/ia64/predicates.md (shladd_log2_operand): New.
18303 2005-01-11 Richard Henderson <rth@redhat.com>
18305 * expr.c (store_constructor): Use rtvec_alloc instead of
18306 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
18308 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
18310 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
18312 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18314 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
18315 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
18316 (TARGET_RWRELOC): Define.
18317 (ia64_rwreloc_section_type_flags): Delete.
18318 (ia64_section_type_flags): New function.
18319 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
18320 (TARGET_RWRELOC): Define.
18322 2005-01-10 David Mosberger <davidm@hpl.hp.com>
18325 * config/ia64/ia64.c (process_set): For alloc insn, only call
18326 process_epilogue is !frame_pointer_needed.
18328 2005-01-10 Roger Sayle <roger@eyesopen.com>
18331 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
18332 unary operator and can't be treated as a binary/comparison operator.
18334 2005-01-10 Richard Henderson <rth@redhat.com>
18336 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
18337 (ix86_return_in_memory): Likewise.
18338 (function_arg_advance): Likewise. Mirror structure in function_arg
18339 for choosing register to advance.
18341 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
18343 * tree-vectorizer.c, tree.def: Fix comment typos.
18345 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
18347 * config/s390/s390.c (struct processor_costs): 4 new fields:
18348 ddbr, ddr, debr, der.
18349 (s390_rtx_costs): More precise handling of divide instructions.
18351 2005-01-10 David Edelsohn <edelsohn@gnu.org>
18353 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
18355 2005-01-10 Jan Beulich <jbeulich@novell.com>
18357 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
18358 names resulting from -ffunction-sections/-fdata-sections and linkonce
18360 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
18361 based on the section name. Rearrange the section name comparison logic
18362 slightly so that each section name is compared against at most once.
18364 2005-01-10 Ben Elliston <bje@au.ibm.com>
18366 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
18367 targets for which -fPIC reduces limitations on the GOT size.
18369 2005-01-09 Falk Hueffner <falk@debian.org>
18371 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
18374 2005-01-09 David Edelsohn <edelsohn@gnu.org>
18377 * collect2.c (main): Set aixrtl_flag for -brtl option.
18378 (resolve_lib_name): Search for .so file extension before .a
18379 if aixrtl_flag set.
18381 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
18383 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
18384 (vect_analyze_data_refs_alignment): Add dump prints.
18386 2005-01-09 Ira Rosen <irar@il.ibm.com>
18388 * tree-vectorizer.c (vect_analyze_offset_expr): Use
18389 expr_invariant_in_loop_p.
18390 Initialize outputs first thing in the function.
18391 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
18392 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
18393 (vect_analyze_pointer_ref_access): Check that the initial condition of
18394 the access function is loop invariant.
18396 2005-01-09 Richard Henderson <rth@redhat.com>
18398 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
18399 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
18400 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
18401 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
18402 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
18403 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
18404 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
18405 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
18406 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
18407 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
18408 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
18409 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
18410 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
18411 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
18412 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
18413 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
18414 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
18415 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
18416 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
18417 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
18418 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
18419 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
18420 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
18422 (mmx_clrdi, pavgusb): Remove.
18423 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
18424 with leading sse_ prefix.
18425 * config/i386/sse.md: Receive them.
18426 * config/i386/mmx.md: New file.
18427 (MMXMODE12, MMXMODE24, mmxvecsize): New.
18428 (subrv2sf3): Turn into expander for normal subtraction.
18429 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
18430 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
18431 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
18432 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
18433 commutative; use ix86_binary_operator_ok.
18434 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
18435 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
18436 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
18437 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
18438 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
18439 Macroize from existing patterns; use ix86_binary_operator_ok.
18440 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
18441 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
18442 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
18443 with vec_select+vec_concat.
18444 (mmx_pshufw, mmx_pshufw_1): Likewise.
18445 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
18446 (mmx_uavgv4hi3): Model correctly.
18447 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
18448 _mm_xor_si64): Remove casts.
18450 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18452 PR tree-optimization/19224
18453 * tree-scalar-evolution.c (get_instantiated_value,
18454 set_instantiated_value): New functions.
18455 (instantiate_parameters_1): Cache the results.
18456 (instantiate_parameters, resolve_mixers): Initialize and free
18459 2005-01-08 David Edelsohn <edelsohn@gnu.org>
18461 * config/i386/i386.md (addhi_4): Correct reference in comment.
18464 2005-01-08 Richard Henderson <rth@redhat.com>
18466 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
18467 (_mm_cvtsi128_si64x): Likewise.
18468 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
18469 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
18470 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
18471 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
18472 * config/i386/i386-protos.h: Update.
18473 * config/i386/i386.c (print_operand): Add 'H'.
18474 (ix86_fixup_binary_operands): Split out from ...
18475 (ix86_expand_binary_operator): ... here.
18476 (ix86_fixup_binary_operands_no_copy): New.
18477 (ix86_expand_fp_absneg_operator): Handle vector mode results.
18478 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
18479 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
18480 (safe_vector_operand): Use CONST0_RTX.
18481 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
18482 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
18483 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
18484 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
18486 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
18487 (IX86_BUILTIN_CMPNGESS): New.
18488 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
18489 (attr type): Add sselog1.
18490 (attr unit, attr memory): Handle it.
18491 (movti, movti_internal, movti_rex64): Move near other integer moves.
18492 (movtf, movtf_internal): Move near other fp moves.
18493 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
18494 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
18495 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
18496 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
18497 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
18498 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
18499 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
18500 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
18501 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
18502 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
18503 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
18504 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
18505 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
18506 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
18507 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
18508 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
18509 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
18510 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
18511 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
18512 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
18513 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
18514 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
18515 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
18516 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
18517 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
18518 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
18519 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
18520 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
18521 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
18522 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
18523 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
18524 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
18525 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
18526 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
18527 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
18528 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
18529 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
18530 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
18531 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
18532 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
18533 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
18534 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
18535 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
18536 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
18538 (SSEPUSH, push<SSEPUSH>): Remove.
18539 (MMXPUSH, push<MMXPUSH>): Remove.
18540 (sse_movaps, sse_movaps_1, sse_movups): Remove.
18541 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
18542 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
18543 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
18544 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
18545 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
18546 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
18547 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
18548 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
18549 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
18550 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
18551 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
18552 (ppro_sse_log_V4SF): Handle sselog1.
18553 * config/i386/predicates.md (const_0_to_1_operand): New.
18554 (const_0_to_255_mul_8_operand): New.
18555 (const_1_to_31_operand): Rename from const_int_1_31_operand.
18556 (const_2_to_3_operand, const_4_to_7_operand): New.
18557 * config/i386/sse.md: New file.
18558 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
18559 (sse_movups): Rename from sse_movups_1.
18560 (sse_loadlss): Rename from sse_loadss_1.
18561 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
18563 (negv4sf2): Use ix86_expand_fp_absneg_operator.
18564 (absv4sf2, negv2df, absv2df): New.
18565 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
18566 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
18567 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
18568 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
18569 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
18570 (sse3_addsubv4sf3): Model correctly.
18571 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
18572 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
18573 (sse_movhlps): Model with vec_select+vec_concat.
18574 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
18575 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
18576 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
18577 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
18578 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
18579 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
18580 sse2_pshufhw_1): Likewise.
18581 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
18582 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
18583 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
18584 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
18585 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
18586 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
18587 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
18588 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
18589 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
18590 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
18591 sminv8hi3): Mark commutative
18592 operands. Use ix86_binary_operator_ok.
18593 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
18594 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
18595 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
18596 sse2_punpcklqdq): Allow operand2 in memory.
18597 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
18598 sse2_movsd): Add memory alternatives.
18599 (sse_storelps): Turn expander into an insn; split after reload.
18600 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
18601 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
18603 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
18605 * configure.ac (DWARF-2 debug_line): Use objdump.
18606 * configure: Regenerate.
18608 2005-01-08 Jeff Law <law@redhat.com>
18609 Diego Novillo <dnovillo@redhat.com>
18611 PR tree-optimization/18241
18612 * tree-nrv.c (tree_nrv): Ignore volatile return values.
18613 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
18614 statements with volatile operands.
18615 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
18616 operands after marking a statement with has_volatile_ops.
18618 2005-01-08 Roger Sayle <roger@eyesopen.com>
18620 * tree.c (int_fits_type_p): Always honor integer constant
18621 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
18623 2005-01-08 Roger Sayle <roger@eyesopen.com>
18625 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
18626 the latent bug in rtl_delete_block has been resolved.
18628 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18630 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
18631 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
18633 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18635 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
18636 library as @multilib_dir@/$(SHLIB_SONAME).
18638 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18640 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
18641 * configure: Regenerate.
18643 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18645 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
18648 2005-01-07 David Edelsohn <edelsohn@gnu.org>
18651 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
18652 Convert non-word aligned offset address using ld/std into
18655 2005-01-07 Richard Henderson <rth@redhat.com>
18657 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
18659 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
18661 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
18663 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18665 PR tree-optimization/19283
18666 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
18667 is not shorter than the original type.
18669 PR rtl-optimization/19012
18670 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
18672 PR rtl-optimization/18861
18673 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
18674 (FULL_STATE): Define.
18675 (mark_tablejump_edge): New function.
18676 (purge_dead_tablejump_edges): New function.
18677 (find_bb_boundaries): Use it.
18679 PR tree-optimization/18828
18680 * builtins.c (expand_builtin_next_arg): Remove argument and all
18681 the argument checking.
18682 (expand_builtin): Adjust caller.
18683 (expand_builtin_va_start): Likewise. Remove error for too many
18685 (fold_builtin_next_arg): Issue error for too many arguments.
18686 After checking arguments, replace them with magic arguments that
18687 prevent further checking of the args.
18689 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18691 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
18693 2005-01-06 Roger Sayle <roger@eyesopen.com>
18696 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
18697 and %{.S:...} (and their negative variants) to test whether the
18698 input file is assembler or pre-processed-assembler independent of
18699 the actual filename extension.
18701 2005-01-06 Roger Sayle <roger@eyesopen.com>
18703 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
18704 of sign or zero extended values.
18706 2005-01-06 Geoffrey Keating <geoffk@apple.com>
18708 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
18709 for IBM long double format correctly.
18711 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
18713 Fix PR tree-optimization/18792
18715 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
18716 to first_loop_depth, and use loop depth instead of loop number.
18717 (build_classic_dir_vector): Ditto.
18718 (compute_data_dependences_for_loop): Use depth, not loop number.
18719 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
18720 number. Pass in loops, instead of loop numbers.
18721 (gather_interchange_stats): Ditto.
18722 (linear_transform_loops): Ditto.
18724 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
18727 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
18728 biv_fits_mode_p, extension_within_bounds_p): New functions.
18729 (check_ext_dependent_givs): Use them.
18731 2005-01-06 Roger Sayle <roger@eyesopen.com>
18733 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
18734 more than one barrier, in which case we should delete them all.
18736 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
18738 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
18740 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
18742 Fix PR middle-end/19286
18744 * dwarf2out.c (gen_subprogram_die): If we've already tried to
18745 output this subprogram, simply ignore this attempt to do it again.
18746 (add_abstract_origin_attribute): Don't abort trying to add the abstract
18747 origin attribute if it's not possible.
18748 (gen_block_die): Don't ignore subblocks of "unused" blocks.
18749 (decls_for_scope): Ditto.
18750 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
18751 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
18753 2005-01-05 Richard Henderson <rth@redhat.com>
18756 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
18757 (bdesc_2arg): Use it.
18758 (ix86_expand_binop_builtin): Force operands into registers
18760 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
18761 ix86_expand_sse_compare, ix86_expand_sse_comi,
18762 ix86_expand_builtin): Likewise.
18764 2005-01-05 Richard Henderson <rth@redhat.com>
18766 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
18768 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
18769 (mulv4hi3): Set itanium_class mmmul.
18770 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
18771 (fpack): Rename from fpack_sfsf.
18773 2005-01-05 Richard Henderson <rth@redhat.com>
18776 * reload1.c (do_input_reload): Restrict the optimization deleteing
18777 a previous output reload to RELOAD_FOR_INPUT.
18779 2005-01-05 Steven Bosscher <stevenb@suse.de>
18781 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
18782 comment that we fall through after case.
18783 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
18784 (distribute_links): Likewise.
18785 * cse.c (cse_insn): Likewise.
18786 * cselib.c (cselib_invalidate_mem): Likewise.
18787 * df.c: Update comments at the top of the file.
18788 (read_modify_subreg_p): Update comments here too.
18789 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
18790 * flow.c (mark_set_1): Likewise.
18791 (mark_used_regs): Likewise.
18792 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18793 (canon_list_insert): Likewise.
18794 (mark_set): Likewise.
18795 (try_replace_reg): Likewise.
18796 (store_killed_in_insn): Likewise.
18797 * loop.c (count_one_set): Likewise.
18798 (basic_induction_var): Likewise.
18799 * postreload-gcse.c (find_mem_conflicts): Likewise.
18800 * postreload.c (reload_combine_note_store): Likewise.
18801 (move2add_note_store): Likewise.
18802 * reload.c (find_equiv_reg): Likewise.
18803 (mark_referenced_resources): Likewise.
18804 * rtlanal.c (set_noop_p): Likewise.
18805 (note_stores): Likewise.
18806 (note_uses): Likewise.
18807 * sched-deps.c (sched_analyze_1): Likewise.
18808 * sched-rgn.c (check_live_1): Likewise.
18809 (update_live_1): Likewise.
18810 * config/i860/i860.c: Likewise.
18812 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
18814 (ZERO_EXTRACT): Mention that this one can be an lvalue.
18816 * doc/rtl.texi: Update documentation for bit-fields and SET.
18818 2005-01-05 Roger Sayle <roger@eyesopen.com>
18820 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
18822 2005-01-05 Jan Hubicka <jh@suse.cz>
18823 Richard Henderson <rth@redhat.com>
18826 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
18829 2005-01-05 Richard Henderson <rth@redhat.com>
18832 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
18833 (sse_shufps): Change operand 3 to const_int_operand.
18834 (sse2_storelps): Fix typo in template.
18835 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
18836 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
18837 (ix86_expand_builtin): Likewise.
18839 2005-01-05 Julian Brown <julian@codesourcery.com>
18841 * config/arm/arm.c (arm_return_in_memory): Treat complex types
18842 as aggregates for AAPCS ABIs.
18844 2005-01-05 Stan Shebs <shebs@apple.com>
18846 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
18847 Mach-O getters if ppc64.
18848 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
18850 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
18851 signed four-byte field for global code case.
18852 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
18854 2005-01-05 Roger Sayle <roger@eyesopen.com>
18856 PR middle-end/19100
18857 * c-common.c: Include real.h.
18858 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
18859 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
18860 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
18861 * Makefile.in (c-common.o): Update dependencies.
18863 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18865 * c-parse.in (asm_string): Add trailing semicolon.
18867 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18869 * c-parse.in (asm_string): New. Don't allow wide strings in
18871 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
18872 asm_string instead of STRING.
18874 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18876 * c-typeck.c (constructor_no_implicit): Remove.
18877 (set_designator, process_init_element): Don't check
18878 constructor_no_implicit.
18880 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
18881 Kaz Kojima <kkojima@gcc.gnu.org>
18884 * lcm.c (create_pre_exit): New.
18885 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
18886 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
18888 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18890 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
18891 -msoft-float in target_float_switch.
18892 * arm.c (arm_override_options): Fix processing of target_float_switch.
18894 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18896 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
18899 2004-01-05 Uros Bizjak <uros@kss-loka.si>
18901 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
18902 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
18904 2005-01-04 Roger Sayle <roger@eyesopen.com>
18906 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
18907 if deleting the then-block allows the test-block to fallthru to the
18910 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
18913 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
18914 after the full declaration if the are in two different TUs.
18916 2005-01-04 Richard Henderson <rth@redhat.com>
18919 * tree-sra.c (generate_one_element_init): Just
18920 call gimplify_and_add.
18921 (generate_element_init): Record the
18922 new referenced variables and mark them for renaming
18923 and split out to ...
18924 (generate_element_init_1): This.
18925 (scalarize_init): Don't call push_gimplify_context/
18926 pop_gimplify_context.
18928 2005-01-04 Geoffrey Keating <geoffk@apple.com>
18930 * toplev.c (get_src_pwd): Handle failure of getpwd().
18932 2005-01-04 Roger Sayle <roger@eyesopen.com>
18934 * fold-const.c (fold_single_bit_test): Delete unreachable handling
18936 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
18937 all the cases handled by it are inverted by invert_truthvalue.
18939 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18941 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
18942 (save_register_windowsi): Likewise.
18944 2005-01-04 Richard Henderson <rth@redhat.com>
18946 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
18948 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18950 PR middle-end/17767
18951 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
18952 any simplifications of vector mode comparison operators.
18953 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
18955 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
18956 Devang Patel <dpatel@apple.com>
18958 PR tree-optimization/18308
18959 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
18960 the operands before creating a new expression.
18961 * dojump.c (do_jump): Make drop_through_label available
18962 for all cases. Add expansion of COND_EXPR.
18964 2005-01-04 Ira Rosen <irar@il.ibm.com>
18966 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
18967 INTEGER_CST instead of TREE_CONSTANT.
18968 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
18969 instead of TREE_CONSTANT.
18970 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
18971 instead of TREE_CONSTANT.
18973 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18975 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
18977 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18980 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
18981 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
18983 2005-01-03 Richard Henderson <rth@redhat.com>
18985 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
18986 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
18987 fold_convert_const_real_from_real): Split out from ...
18988 (fold_convert_const): ... here.
18990 2005-01-03 Richard Henderson <rth@redhat.com>
18993 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
18994 (mov<MMXMODEI>_internal): Likewise.
18995 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
18996 Add V2SF case; use it for SSE1; don't use TI.
18997 (movdf_integer): Likewise.
18998 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
19000 2005-01-03 Ira Rosen <irar@il.ibm.com>
19002 * tree-vectorizer.c (vect_strip_conversions): New function.
19003 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
19004 check for binary class.
19006 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
19010 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
19012 * gimple-low.c (mark_blocks_with_used_vars): New function.
19013 (mark_blocks_with_used_subblocks): Ditto.
19014 (mark_used_blocks): Ditto.
19015 (pass_mark_used_blocks): New pass.
19016 * tree-inline.c: Include debug.h.
19017 (expand_call_inline): Call outlining_inline_function here.
19018 * tree-optimize.c (init_tree_optimization_passes): Add
19019 pass_mark_used_blocks.
19020 * tree-pass.h (pass_mark_used_blocks): New.
19021 * Makefile.in (tree-inline.o): Add debug.h dependency.
19023 2005-01-03 Geoffrey Keating <geoffk@apple.com>
19025 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
19026 VAR_DECLs to have weak_import attribute.
19028 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
19031 2004-01-03 Steven Bosscher <stevenb@suse.de>
19033 * passes.c (rest_of_compilation): Don't run regmove if only
19034 flag_expensive_optimizations, require flag_regmove instead.
19036 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19038 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
19040 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
19041 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19042 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
19043 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19045 2005-01-03 Richard Henderson <rth@redhat.com>
19047 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
19048 (ia64_const_ok_for_letter_p): New.
19049 (ia64_const_double_ok_for_letter_p): New.
19050 (ia64_extra_constraint): New.
19051 (ia64_expand_vecint_compare): New.
19052 (ia64_expand_vcondu_v2si): New.
19053 (ia64_expand_vecint_cmov): New.
19054 (ia64_expand_vecint_minmax): New.
19055 (ia64_print_operand): Add 'v'.
19056 (ia64_preferred_reload_class): New.
19057 (ia64_vector_mode_supported_p): New.
19058 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
19059 (PREFERRED_RELOAD_CLASS): Move to function.
19060 (CONST_OK_FOR_LETTER_P): Move to function.
19061 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
19062 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
19063 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
19064 (EXTRA_CONSTRAINT): Move to function.
19065 * config/ia64/ia64.md: Include vect.md.
19066 (itanium_class): Add mmalua.
19068 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
19070 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
19071 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
19073 (const_int_2bit_operand): New.
19074 (fr_reg_or_0_operand): New.
19075 * config/ia64/ia64-modes.def: Add vector modes.
19076 * config/ia64/ia64-protos.h: Update.
19077 * config/ia64/vect.md: New file.
19079 2005-01-03 Richard Henderson <rth@redhat.com>
19081 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
19083 2005-01-03 Uros Bizjak <uros@kss-loka.si>
19086 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
19088 (log1pdf2): Change mode of operands[0,1] to DFmode.
19090 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19092 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
19093 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
19094 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
19095 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
19096 SPARC_RELAXED_ORDERING.
19098 2005-01-03 Richard Henderson <rth@redhat.com>
19099 Uros Bizjak <uros@kss-loka.si>
19102 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
19103 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
19104 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
19106 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
19107 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
19108 const_pow2_1_to_128_operand): New predicates.
19110 2005-01-02 Greg McGary <greg@mcgary.org>
19112 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
19114 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
19115 object. [ptr_type]: Remove unused variable.
19116 Remember nearest addressable array-element or record-component
19117 when checking bitfield components. Tolerate empty BIND_EXPR.
19119 2005-01-01 Richard Henderson <rth@redhat.com>
19121 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
19122 that don't narrow the value. Fail for other conversions.
19124 2005-01-01 Richard Henderson <rth@redhat.com>
19127 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
19128 * c-lang.c (finish_file): Don't do it here.
19129 * objc/objc-act.c (objc_finish_file): Likewise.
19131 * cgraph.c (decl_assembler_name_equal): New.
19132 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
19133 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
19134 * cgraph.h (struct cgraph_varpool_node): Add next.
19135 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
19136 * varasm.c (assemble_alias): Mark the target as needed.
19138 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
19140 PR middle-end/19221
19141 * function.c (get_arg_pointer_save_area): Use entry_of_function
19142 instead of get_insns.
19144 2005-01-01 Roger Sayle <roger@eyesopen.com>
19145 Andrew Pinski <pinskia@physics.uc.edu>
19146 James E. Wilson <wilson@specifixinc.com>
19148 PR rtl-optimization/12092
19149 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
19152 2005-01-01 Roger Sayle <roger@eyesopen.com>
19153 Olivier Hainque <hainque@act-europe.fr>
19155 * tree.c (int_fits_type_p): A narrower type always fits in a
19156 wider one, except for negative values into unsigned types.
19158 2005-01-01 Roger Sayle <roger@eyesopen.com>
19160 * tree.c (int_fits_type_p): Compare the result of force_fit_type
19161 with the original constant rather than require TREE_OVERFLOW.
19163 2005-01-01 Steven Bosscher <stevenb@suse.de>
19165 PR middle-end/17544
19166 * c-decl.c (finish_function): If compiling C99, annotate the
19167 compiler generated return with the current file name and line 0.
19168 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
19169 the source line is greater than 0.
19170 (remove_bb): Likewise.