1 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu>
4 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
6 (handled_component_p): Likewise.
8 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
10 * reg-stack.c (convert_regs_2): Free stack.
12 * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
15 2004-12-12 Daniel Berlin <dberlin@dberlin.org>
17 * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
18 * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
21 2004-12-12 Diego Novillo <dnovillo@redhat.com>
23 * tree-gimple.c (get_base_address): Update documentation.
25 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
27 * lcm.c (optimize_mode_switching): Free ptr even when mode_set
30 2004-12-12 Roger Sayle <roger@eyesopen.com>
32 * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
33 its correct location during popping if we need to permute the stack
34 afterwards. Attempt to preserve the original stack ordering.
36 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
38 * lcm.c (optimize_mode_switching): Free insert and delete in
41 2004-12-11 David Edelsohn <edelsohn@gnu.org>
42 Ulrich Weigand <uweigand@de.ibm.com>
45 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
46 constants into all register classes intersecting with FLOAT_REGS
48 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
49 * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
50 choosing register preferences.
51 (movdi_internal64): Same.
53 2004-12-11 Kazu Hirata <kazu@cs.umass.edu>
55 * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
56 before we release an SSA_NAME.
58 2004-12-11 Roger Sayle <roger@eyesopen.com>
61 * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
62 instead of constant_boolean_node as arg0 may have side-effects.
64 2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
66 * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
67 file to anonymous private map.
69 2004-12-10 Roger Sayle <roger@eyesopen.com>
73 * dojump.c (do_jump): When attempting to reverse the effects of
74 fold_single_bit_test, we need to STRIP_NOPS and narrowing type
75 conversions, and handle BIT_XOR_EXPR that's used to invert the
76 sense of the single bit test.
78 2004-12-10 Devang Patel <dpatel@apple.com>
81 * gcc.c (main): Do not break out of loop when error is reported while
82 processing one source file.
84 2004-12-10 Diego Novillo <dnovillo@redhat.com>
86 * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
87 (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
88 don't need any operands rewritten.
89 (rewrite_stmt): Ignore statements that don't need to be
91 (rewrite_operand): Validate that an existing SSA_NAME is
92 identical to the current reaching definition of the operand.
94 2004-12-10 Diego Novillo <dnovillo@redhat.com>
96 * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
97 * tree-vectorizer.c (vectorizable_load): Call it.
98 * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
99 * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
101 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
103 * regmove.c (combine_stack_adjustments_for_block): Free
104 memlist if it hasn't been freed.
106 2004-12-10 Ziemowit Laski <zlaski@apple.com>
108 * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
109 pointer field is set before dereferencing it.
111 2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
114 * tree-cfg.c (remove_bb): Put the moved label at the beginning
117 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
119 * tree-data-ref.c (free_data_refs): Free each data_reference
122 * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
123 call to is_gimple_min_invariant if we know the result.
125 2004-12-10 Jeff Law <law@redhat.com>
127 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
128 redundant test of v_ann->mem_tag_kind.
130 * tree-ssa-operands.c (get_indirect_ref_operands): Remove
131 redundant conditional clearing opf_kill_def.
133 2004-12-10 Richard Sandiford <rsandifo@redhat.com>
135 * config/frv/frv-modes.def: Fix comment typos.
136 (CC_NZ): Define new mode.
137 * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
138 (condexec_intop_cmp_operator): Delete.
139 * config/frv/frv.c (comparison_string): New function.
140 (frv_print_operand): Use it to handle 'c' and 'C'.
141 (relational_operator): Redefine in terms of integer_relational_operator
142 and float_relational_operator.
143 (signed_relational_operator, unsigned_relational_operator): Delete.
144 (integer_relational_operator): New predicate, combining the above.
145 Check the mode of the first operand but leave frv.md to check the rest.
146 (float_relational_operator): Just check the mode of the first operand
147 and leave frv.md to check the rest.
148 (intop_compare_operator): Assume the result is compared with zero
149 in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
150 the operand predicates.
151 (condexec_intop_cmp_operator): Delete.
152 (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
153 (frv_hard_regno_mode_ok): Handle CC_NZmode.
154 (frv_select_cc_mode): New function.
155 * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
156 (REVERSIBLE_CC_MODE): Include CC_NZmode.
157 (PREDICATE_CODES): Replace entries for signed_relational_operand and
158 unsigned_relational_operator with one for integer_relational_operator.
159 Delete entry for condexec_intop_cmp_operator.
160 * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
161 (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
162 (*combo_intop_compare2, *combo_intop_compare4): Delete.
163 (*combo_intop_compare1): Change mode to CC_NZ.
164 (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
165 (branch_{un,}signed_true, branch_{un,}signed_false)
166 (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
167 (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
168 (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
169 (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
170 (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
171 (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
172 pattern pairs. Use integer_relational_operator. Remove mode from
175 2004-12-10 Mark Dettinger <dettinge@de.ibm.com>
177 * config/s390/s390.c (struct processor_costs): New fields ml,
179 (s390_rtx_costs): Added the missing handling of multiply & add,
180 square root, and umulsidi.
182 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
184 * expmed.c (synth_mult): Initialize new_limit.latency before
185 making a recursive call.
187 2004-12-10 Nick Clifton <nickc@redhat.com>
189 * config/mn10300/mn10300.c (legitimate_address_p): Reject address
190 whose index is itself the sum of two other parts.
192 2004-12-10 Alan Modra <amodra@bigpond.net.au>
194 * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
196 2004-12-10 Uros Bizjak <uros@kss-loka.si>
198 * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
200 2004-12-09 Richard Henderson <rth@redhat.com>
203 * attribs.c (decl_attributes): Use relayout_decl.
204 * c-common.c (handle_mode_attribute): Copy all relevant type
205 parameters from the new underlying integral type.
207 2004-12-09 Richard Henderson <rth@redhat.com>
209 * c-common.c (shorten_compare): Don't special-case min/maxval
212 2004-12-09 Richard Sandiford <rsandifo@redhat.com>
214 * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
215 the request subreg is entirely contained in the requested component.
216 (simplify_gen_subreg): Return null for CONCATs that are rejected
218 * expmed.c (store_bit_field): Create a temporary when changing the
219 value to an integer mode.
221 2004-12-09 David Edelsohn <edelsohn@gnu.org>
223 * real.c (ibm_extended): Correct comment.
225 2004-12-09 Stan Shebs <shebs@apple.com>
227 * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
228 formerly in darwin-tramp.asm.
229 * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
230 * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
231 * config/rs6000/t-darwin: Add dependencies.
233 2004-12-09 Richard Henderson <rth@redhat.com>
236 * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
237 (test_qi_1, andqi_2): Do not promote to simode.
239 2004-12-09 Andrew Pinski <pinskia@physics.uc.edu>
242 * tree-chrec.c (chrec_convert): Use fold_convert
245 2004-12-09 Matt Rice <ratmice@yahoo.com>
247 PR preprocessor/18102
248 * c-incpath.c (remove_duplicates): Check for construct
251 2004-12-09 Dorit Naishlos <dorit@il.ibm.com>
253 * genopinit.c (vec_realign_store_optab): Initialization removed.
254 * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
255 * optabs.h (optab_index): OTI_vec_realign_store Removed.
256 (vec_realign_store_optab): Removed.
257 * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
258 * target.h (builtin_mask_for_store): Removed.
259 * tree.def (REALIGN_STORE_EXPR): Removed.
260 * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
261 (altivec_builtin_mask_for_store): Removed.
262 (altivec_init_builtins): Removed initialization of
263 altivec_builtin_mask_for_store.
265 * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
266 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
268 2004-12-09 Nathan Sidwell <nathan@codesourcery.com>
270 * tree.def (SET_TYPE): Remove.
271 (CONSTRUCTOR): Update description.
272 * builtins.c (type_to_class) Remove SET_TYPE case.
273 * dbxout.c (dbxout_type): Likewise.
274 * dwarf2out.c (is_base_type): Likewise.
275 (gen_set_type_die): Remove.
276 (gen_type_die): Remove SET_TYPE case.
277 * expr.c (count_type_elements): Likewise.
278 (mostly_zeroes_p): Likewise.
279 (store_constructor): Likewise.
280 * print_tree.c (print_node): Likewise.
281 * stor-layout.c (layout_type): Likewise.
282 * tree-browser.c (browse_tree): Likewise.
283 * tree-inline.c (remap_type): Likewise.
284 * tree-pretty-print.c (dump_generic_node): Likewise.
285 * tree.c (type_contains_plaeholder_1, type_hash_eq,
286 variably_modified_type_p, initializer_zerop): Likewise.
287 * tree.h (SET_OR_ARRAY_CHECK): Remove.
288 (AGGREGATE_TYPE_P): Remove SET_TYPE check.
289 (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
290 * typeclass.h (enum type_class): Remove set_type_class.
291 * varasm.c (const_hash_1): Remove SET_TYPE case.
292 (compare_constant, copy_constant, output_constant): Likewise.
293 * config/i386/i386.c (classify_argument): Likewise.
294 * config/ia64/ia64.c (hfa_element_mode): Likewise.
295 * config/sparc/sparc.c (sparc_type_code): Likewise.
298 * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
300 2004-12-08 Richard Henderson <rth@redhat.com>
302 * config/i386/i386.md: Use FLAGS_REG everywhere.
304 2004-12-08 Eric Christopher <echristo@redhat.com>
306 * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
307 to avoid call to default function.
309 2004-12-08 Zack Weinberg <zack@codesourcery.com>
312 * varasm.c (pending_assemble_externals): New static.
313 (assemble_external_real): Meat of assemble_external split out
314 to this new function.
315 (process_pending_assemble_externals): New function.
316 (assemble_external): Use gcc_assert. If flag_unit_at_a_time
317 is true and the basic test passes, merely cons the decl onto
318 the pending list to be handled later.
319 * tree.h: Declare process_pending_assemble_externals.
320 * cgraphunit.c (cgraph_optimize): Call it.
322 * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
324 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
326 * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
327 and simplifying FOR_EACH_EDGE.
329 2004-12-08 Richard Sandiford <rsandifo@redhat.com>
331 * config/frv/frv.c (frv_sort_insn_group): Always initialize
334 2004-12-08 Nathan Sidwell <nathan@codesourcery.com>
337 * gimplify.c (canonicalize_addr_expr): Cope with array of
339 (gimplify_conversion): Remove redundant checks.
341 * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
343 2004-12-08 Uros Bizjak <uros@kss-loka.si>
345 * config/i386/i386.c (output_387_binary_op,
346 ix86_prepare_fp_compare_args): Fix is_sse condition.
348 2004-12-07 Uros Bizjak <uros@kss-loka.si>
350 * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
353 * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
354 Use EFLAGS_P only when fcomi insn should be used. Fix handling
355 of eflags_p variable. Change alt table accordingly. For non-fcomi
356 compare insn always use trailing fnstsw insn. Fix intmode
357 calculation for ficom insn.
358 (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
359 ix86_free_from_memory when "pushed" is specified.
360 (ix86_expand_branch): Change call to ix86_split_fp_branch.
362 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
363 Change eflags_p parameter in call to output_fp_compare.
364 (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
365 (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
366 *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p
367 parameter in call to output_fp_compare.
368 (*cmpfp_2_u): Remove.
369 (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
370 in call to output_fp_compare.
371 (*ficom_1): Remove insn definition and corresponding define_split.
372 (*cmpfp_si): New insn definition.
373 (*fp_jcc_8): New insn definition. Add new splitters for
374 "memory_operand" and "register_operand".
375 (define_split): Add new parameter in call to ix86_split_fp_branch.
377 config/i386/predicates.md (float_operator): New predicate.
379 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
381 * c-common.c (verify_tree): Don't check code length if we know
382 we are handling tcc_unary.
383 * print_tree.c (print_node): Remove code to handle RTL
384 appearing as a part of a tree node.
385 * tree-gimple.c (recalculate_side_effects): Rename fro as len.
386 * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
387 (PROCESS_ARG): Don't refer to fro.
388 (build2_stat, build3_stat, build4_stat): Don't compute fro.
390 2004-12-07 Roger Sayle <roger@eyesopen.com>
393 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
394 (expand_mult): Special case powers of two to avoid synth_mult.
395 * loop.c (product_cheap_p): Handle case where expand_mult does
396 require/generate any instructions (i.e. multiplication by zero).
398 2004-12-07 Richard Henderson <rth@redhat.com>
400 * tree-pretty-print.c (dump_array_domain): Split out from
401 dump_generic_node; fix off-by-one error on zero-based array bounds.
402 (dump_generic_node): Use it.
403 (print_declaration): Likewise.
405 2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de>
407 * doc/invoke.texi: Adjust default values for
408 large-function-growth and inline-unit-growth to match
409 params.def. Clarify used algorithm.
411 2004-12-07 David Mosberger <davidm@hpl.hp.com>
414 * config/ia64/ia64.c (ia64_assemble_integer): Add support for
415 emitting unaligned pointer-sized integers.
417 2004-12-07 Steven Bosscher <stevenb@suse.de>
420 * c-typeck.c (c_start_case): Set orig_type to error_mark_node
421 when the type of the controlling expression is not a valid type.
423 2004-12-07 Steven Bosscher <stevenb@suse.de>
425 PR tree-optimization/17340
426 * tree-ssa-pre.c (compute_antic): Fix comment.
427 (compute_avail): Do not recurse, instead do a DFS using a stack
429 (execute_pre): Adjust.
431 2004-12-07 Ziemowit Laski <zlaski@apple.com>
433 * c-tree.h (struct lang_type): Rename 'objc_protocols' field
436 2004-12-07 Eric Christopher <echristo@redhat.com>
439 * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
441 2004-12-07 Eric Christopher <echristo@redhat.com>
443 * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
445 * config/mips/mips.c: ... here. Make static.
447 2004-12-07 Eric Christopher <echristo@redhat.com>
450 * config/mips/mips.c (mips_vector_mode_supported_p): New function.
451 (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
453 2004-12-07 Kazu Hirata <kazu@cs.umass.edu>
455 * c-common.c, expr.c, fold-const.c, print-tree.c,
456 tree-gimple.c, tree-inline.c, tree-pretty-print.c,
457 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
458 first_rtl_op with TREE_CODE_LENGTH.
459 * tree.c (first_rtl_op): Remove.
460 Replace uses of first_rtl_op with TREE_CODE_LENGTH.
461 * tree.h: Remove the prototype for first_rtl_op.
463 2004-12-07 David Edelsohn <edelsohn@gnu.org>
465 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
466 Revert 2004-12-01 change.
468 2004-12-06 Ziemowit Laski <zlaski@apple.com>
470 * c-tree.h (struct lang_type): Add 'objc_protocols' field.
472 2004-12-06 DJ Delorie <dj@redhat.com>
474 * reload.c (find_valid_class): Fix logic to test inner mode as well.
475 (push_reload): Pass inner mode.
477 2004-12-06 Eric Christopher <echristo@redhat.com>
479 * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
481 2004-12-06 Aldy Hernandez <aldyh@redhat.com>
483 * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
485 2004-12-06 Zdenek Dvorak <dvorakz@suse.cz>
486 Kazu Hirata <kazu@cs.umass.edu>
488 PR tree-optimization/18601
489 * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
490 (tree_forwarder_block_p): Do not consider blocks that are its own
491 successors forwarders.
492 (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
493 (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
495 * tree-flow.h (bb_ann_d): Remove forwardable.
497 2004-12-06 Kazu Hirata <kazu@cs.umass.edu>
499 * expr.c (expand_expr_real_1): Remove an "if" whose condition
502 2004-12-06 Roger Sayle <roger@eyesopen.com>
504 * c-gimplify.c (gimplify_c_loop): Improve initial implementations
505 for loops whose conditions are known at compile-time.
506 * gimplify.c (append_to_statement_list_1): Remove side_effects
507 parameter, this function should never be called if its false.
508 (append_to_statement_list): Only call append_to_statement_list_1
509 if t is non-NULL tree with side-effects.
510 (append_to_statement_list_force): Likewise, if t is not NULL.
512 2004-12-06 J"orn Rennecke <joern.rennecke@st.com>
514 * bt-load.c (btr_def_s): New member own_end;
515 (add_btr_to_live_range): Add second parameter. Changed caller.
516 (clear_btr_from_live_range): Clear btrs_live_at_end bit
517 for the register its definition basic block if own_end is set.
518 (augment_live_range): Also take btrs_live_at_end into account.
519 (combine_btr_defs): Don't bother with
520 other_def->other_btr_uses_after_use if it pertains to a different
522 (move_btr_def): Set def->other_btr_uses_before_def after
523 calling combine_btr_defs."
525 * bt-load.c (augment_live_range): New argument full_range.
528 * bt-load.c (move_tr_def): Set other_tr_uses_before_def
529 taking new btr assignment into account.
531 2004-12-05 Daniel Berlin <dberlin@dberlin.org>
533 * tree-ssa-alias.c (create_global_var): Use void_type_node,
536 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
538 * expr.c (expand_expr_real_1): Abort on COND_EXPR of
541 2004-12-05 Richard Henderson <rth@redhat.com>
544 * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
545 (builtin_setjmp_receiver_er_sl_1): Use it.
546 (builtin_setjmp_receiver_er_1): Likewise.
547 (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
548 (builtin_setjmp_receiver): Don't split for explicit relocs until
550 (exception_receiver): Likewise.
552 2004-12-05 Andrew Pinski <pinskia@physics.uc.edu>
554 * mklibgcc.in (vis_hide): Add the prototype for the test.
556 2004-12-05 Roger Sayle <roger@eyesopen.com>
558 * c-typeck.c (c_finish_loop): Improve initial implementations
559 for loops whose conditions are known at compile-time.
561 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
563 * builtins.c: Fix comment typos.
565 2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
568 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
569 the first/last insn is a sequence, return the first/last insn of the
573 * mklibgcc.in (vis_hide): Use implementation instead of declaration
576 2004-12-04 Richard Henderson <rth@redhat.com>
578 * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
579 use ofs in BWX two byte special case.
580 (alpha_expand_unaligned_store): Likewise.
582 2004-12-04 Kazu Hirata <kazu@cs.umass.edu>
584 * gcse.c (gcse_main): Add a comment.
586 2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
589 * builtins.c (fold_builtin_next_arg): Export and return true
590 when there is a warning or an error.
591 (expand_builtin_va_start): When fold_builtin_next_arg returns true,
593 (expand_builtin): Likewise.
594 * gimplify.c (gimplify_call_expr): Error out if there is not
595 enough arguments to va_start. Call fold_builtin_next_arg also
596 on the second argument.
597 * tree.h (fold_builtin_next_arg): Prototype.
599 2004-12-04 Alan Modra <amodra@bigpond.net.au>
601 * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
602 Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
603 SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
604 * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
605 shlib_dir and shlib_so_name.
606 * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
607 * config/t-libunwind-elf (SHLIB_NAME): Likewise.
608 * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
609 * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
610 * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
611 (SHLIB_LINK): Don't use shlib_dir when creating symlink.
613 2004-12-03 Roger Sayle <roger@eyesopen.com>
615 * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
617 2004-12-03 Richard Henderson <rth@redhat.com>
619 * alias.c (component_uses_parent_alias_set): Rename from
620 can_address_p. Return bool. Reverse the sense of the result.
621 Reinstate the check for alias set zero.
622 (get_alias_set): Update to match.
623 * alias.h (component_uses_parent_alias_set): Likewise.
624 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
625 * expr.c (expand_assignment): Likewise.
626 * expr.h: Remove commented out prototypes that were moved to alias.h.
628 2004-12-03 Richard Henderson <rth@redhat.com>
630 * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
631 (TARGET_CANNOT_FORCE_CONST_MEM): New.
633 2004-12-04 Alan Modra <amodra@bigpond.net.au>
636 * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
638 * sched-ebb.c (schedule_ebb): Likewise.
640 2004-12-03 Andreas Schwab <schwab@suse.de>
642 * Makefile.in (HOSTHOOKS_DEF_H): Define.
643 (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
644 (host-default.o): Likewise.
646 2004-12-03 Eric Christopher <echristo@redhat.com>
648 * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
649 pophi): Add number of arguments to name so that the
650 pattern is recognized as a named pattern.
652 2004-12-03 Janis Johnson <janis187@us.ibm.com>
654 * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
656 2004-12-03 Andreas Tobler <a.tobler@schweiz.ch>
658 * config/rs6000/rs6000.c (rs6000_override_options): Protect
659 darwin_one_byte_bool with #if.
661 2004-12-03 Paolo Bonzini <bonzini@gnu.org>
663 * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
665 2004-12-03 H.J. Lu <hongjiu.lu@intel.com>
667 * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
669 2004-12-03 Richard Sandiford <rsandifo@redhat.com>
671 * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
672 Set libstdcxx_incdir directly.
673 * configure: Regenerate.
675 2004-12-03 Kazu Hirata <kazu@cs.umass.edu>
677 * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
678 "if" whose condition is always true.
680 * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
683 2004-12-02 Stan Shebs <shebs@apple.com>
685 * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
686 Darwin default to one-byte bools.
688 2004-12-02 Richard Henderson <rth@redhat.com>
691 * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
693 2004-12-03 Ben Elliston <bje@au.ibm.com>
695 * doc/cfg.texi (Edges): Update. Document the edge_iterator data
696 type and its methods.
698 2004-12-02 Richard Henderson <rth@redhat.com>
700 * expr.c (write_complex_part): Use simplify_gen_subreg when the
701 submode is at least as large as a word.
702 (read_complex_part): Likewise.
704 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
707 * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
708 multilib at a time. Don't build the default set. Don't add
709 EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
710 filter for shared libunwind and libgcc.
712 2004-12-02 Roger Sayle <roger@eyesopen.com>
715 * config/i386/i386.c (override_options): If -fomit-frame-pointer has
716 already been specified, ignore the -momit-leaf-frame-pointer option.
718 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
720 * varasm.c (make_decl_rtl): Add the missing `;'.
722 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
724 * tree.c (is_attribute_p): Split out to ..
725 (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead
726 of strlen and compare the string lengths before calling strcmp.
727 (lookup_attribute): Call is_attribute_with_length_p instead of
730 2004-12-02 Devang Patel <dpatel@apple.com>
732 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
733 * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
734 * config/i386/darwin.h (CC1_SPEC): Same.
736 2004-12-02 Richard Henderson <rth@redhat.com>
738 * optabs.c (lowpart_subreg_maybe_copy): New.
739 (expand_unop, expand_abs_nojump): Use it.
741 2004-12-02 J"orn Rennecke <joern.rennecke@st.com>
743 * sh.md (extv, extzv): Add pattern predicate.
745 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
747 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
750 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
753 * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
755 2004-12-02 Jeff Law <law@redhat.com>
757 * tree-eh.c: Revert yesterday's change.
759 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
761 * varasm.c (decode_reg_name): Revert change to check for zero
763 (make_decl_rtl): Make sure that we call decode_reg_name only
766 2004-12-02 Dorit Naishlos <dorit@il.ibm.com>
769 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
770 then and else labels.
772 2004-12-02 Andreas Schwab <schwab@suse.de>
774 * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
775 (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
776 (STAGE2_FLAGS_TO_PASS): Likewise.
778 * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
780 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
782 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove
783 now-redundant AC_SUBSTs.
784 * aclocal.m4: Include ../config/gcc-version.m4.
785 * configure: Regenerate.
787 2004-12-02 Alan Modra <amodra@bigpond.net.au>
789 * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
790 #ifdef RELOCATABLE_NEEDS_FIXUP.
792 2004-12-01 Roger Sayle <roger@eyesopen.com>
795 * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
796 Intel assembler syntax by using %A1 instead of %*%1.
798 2004-12-01 Richard Henderson <rth@redhat.com>
800 * expr.c (expand_assignment): Handle CONCAT both as a final
801 destination and as a middle point.
803 2004-12-01 Jeff Law <law@redhat.com>
805 * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
806 (honor_protect_cleanup_actions): Only create save_eptr and
807 save_filt if they do not already exist.
808 (lower_eh_constructs): Wipe all knowledge of save_eptr and
809 save_filt before returning.
811 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
813 * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
815 2004-12-02 Alan Modra <amodra@bigpond.net.au>
818 * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
819 #ifdef RELOCATABLE_NEEDS_FIXUP with if.
820 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
821 of target_flags_explicit.
822 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
823 case. Define as 0 for non-biarch.
825 2004-12-01 Zack Weinberg <zack@codesourcery.com>
827 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
828 Change temporary file tag from a prefix to an infix.
830 2004-12-02 Andreas Schwab <schwab@suse.de>
832 * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
834 2004-12-01 Andrew Pinski <pinskia@physics.uc.edu>
838 * tree-ssa-alias.c (init_alias_info): Get statement operands for all
839 the statements if aliases_computed_p is true.
841 2004-12-01 Mark Mitchell <mark@codesourcery.com>
843 * Makefile.in (WERROR): New variable.
844 (STRICT2_WARN): Use it.
845 (STAGE2_FLAGS_TO_PASS): Likewise.
846 * config/i386/x-mingw32 (WERROR): Add -Wno-format.
848 2004-12-01 Richard Henderson <rth@redhat.com>
850 * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
853 2004-12-01 Diego Novillo <dnovillo@redhat.com>
855 PR tree-optimization/18291
856 * tree-ssa-copy.c (merge_alias_info): Fix merging of
857 flow-sensitive alias information. If the new pointer has no
858 name tag, copy it from the original pointer. Otherwise, make
859 sure that the pointed-to sets have a common intersection.
861 2004-12-01 Richard Henderson <rth@redhat.com>
864 * emit-rtl.c (gen_complex_constant_part): Remove.
865 (gen_realpart, gen_imagpart): Remove.
866 * rtl.h (gen_realpart, gen_imagpart): Remove.
867 * expmed.c (extract_bit_field): Remove CONCAT hack catering to
868 gen_realpart/gen_imagpart.
869 * expr.c (write_complex_part, read_complex_part): New.
870 (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
871 emit_move_complex_push, emit_move_complex, emit_move_ccmode,
872 emit_move_multi_word): Split out from ...
873 (emit_move_insn_1): ... here.
874 (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
875 <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
876 * function.c (assign_parm_setup_reg): Hard-code transformations
877 instead of using gen_realpart/gen_imagpart.
879 * expr.c (optimize_bitfield_assignment_op): Split out from ...
880 (expand_assignment): ... here. Use handled_component_p to gate
881 get_inner_reference code. Simplify MEM handling. Special case
884 * expmed.c (store_bit_field): Use simplify_gen_subreg instead
885 of gen_rtx_SUBREG directly.
887 2004-12-01 David Edelsohn <edelsohn@gnu.org>
888 Nathan Sidwell <nathan@codesourcery.com>
891 * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
896 2004-12-01 Nathan Sidwell <nathan@codesourcery.com>
899 * params.c (set_param_value): Add range check.
900 * params.def: Add min and max values. Reformat long strings.
901 * params.h (struct param_info): Add min and max fields.
902 (enum compiler_param): Adjust DEFPARAM.
903 * toplev.c (lang_independent_params): Likewise.
905 2004-12-01 Alan Modra <amodra@bigpond.net.au>
908 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
910 2004-12-01 Joseph S. Myers <joseph@codesourcery.com>
912 * doc/standards.texi: Update for C99 TC2.
914 2004-11-30 Jeff Law <law@redhat.com>
916 * sbitmap.c (sbitmap_any_common_bits): New function.
917 * sbitmap.h (sbitmap_any_common_bits): Prototype.
918 * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
919 No longer allocate/free "psp", "pss" sbitmaps.
920 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
922 (group_aliases): Similarly.
924 2004-11-30 Nathan Sidwell <nathan@codesourcery.com>
926 * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
927 uninitialized variable.
929 2004-11-30 Eric Christopher <echristo@redhat.com>
931 * fold-const.c (fold_widened_comparison): Make sure that we're
932 passing an INTEGER_TYPE to int_fits_type_p.
933 (fold): Clean up comment.
935 2004-11-30 Zack Weinberg <zack@codesourcery.com>
937 * mklibgcc.in: Correct calculation of libgcc_s_soname and
938 libunwind_soname. Use $out, not $outS, in commands for
939 no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above
940 library build rules, make $libunwind_so and $libgcc_s_so
941 depend on them in the normal fashion, and filter those objects
944 2004-11-30 Janis Johnson <janis187@us.ibm.com>
946 * config/rs6000/altivec.h (vec_step_help): Support const vector types.
948 2004-11-30 Andrew Pinski <pinskia@physics.uc.edu>
951 * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
952 pass right after fold builtins.
954 2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com>
956 * config/s390/s390-modes.def: Added cc modes documentation.
957 * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
958 s390_expand_addcc): Added cc mode comments.
959 * config/s390/s390.md: Removed old cc mode documentation.
961 2004-11-30 Mark Dettinger <dettinge@de.ibm.com>
963 * config/s390/s390.c (struct processor_costs): New data type.
964 (s390_cost, z900_cost, z990_cost): New global variables.
965 (override_options): Initialize s390_cost.
966 (s390_rtx_costs): Reimplement.
968 2004-11-29 Daniel Berlin <dberlin@dberlin.org>
970 Fix PR tree-optimization/18673
972 * tree-ssa-pre.c: Remove splay-tree.h include.
973 (bitmap_value_replace_in_set): Fix to add if it does not exist.
974 (find_or_generate_expression): Remove now-wrong condition.
975 (create_expression_by_pieces): Fix condition and comment reason
977 (insert_aux): Fix condition and comment reasons for it.
978 Factor insertion code from here.
979 (insert_into_preds_of_block): To here. Fix conditions in factored
980 function and comment reasons for them.
982 2004-11-30 Ira Rosen <irar@il.ibm.com>
985 * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
986 variable for data_reference when looking for memtag.
988 2004-11-30 Jakub Jelinek <jakub@redhat.com>
990 * c-opts.c (check_deps_environment_vars): If spec != NULL, set
993 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
995 * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
996 tree_low_cst instead of TREE_INT_CST_LOW.
998 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
1001 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
1002 decls that are assembled before vectorization takes place.
1003 (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
1005 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
1007 * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
1008 if local_alloc modified jumps.
1010 2004-11-30 Alan Modra <amodra@bigpond.net.au>
1012 * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
1014 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
1017 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1019 * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
1020 * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
1022 * mklibgcc.in: Drastic restructure for comprehensibility.
1023 Remove the old hidden-directive hack.
1024 Eliminate support for .txt files in LIB2ADD etc (never used).
1025 Eliminate support for assembly source files in LIB2ADDEH* and
1026 LIBUNWIND (also never used).
1027 Build up dependency lists for libraries incrementally.
1028 If we have SHLIB_LINK, compile each file twice, once for the
1029 static and once for the shared library; also probe for
1030 -fvisibility=hidden in the generated libgcc.mk. If found,
1031 pass that and -DHIDE_EXPORTS to the compilation of every C
1032 source file going into the static library. If found, generate
1033 hidden-directive lists for every assembly source file going
1034 into the static library, but incorporate them with -include
1036 Write comments into generated libgcc.mk to facilitate debugging.
1037 * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
1038 * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
1040 * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
1043 2004-11-29 Richard Henderson <rth@redhat.com>
1045 * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
1046 (handled_component_p): Likewise.
1047 * alias.c (can_address_p): Reformat and simplify. Handle
1048 REAL/IMAGPART_EXPR. Do not disable addressability based on
1050 * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
1051 check for REAL/IMAGPART_EXPR.
1052 * gimplify.c (gimplify_compound_lval): Likewise.
1053 * tree-cfg.c (verify_expr): Likewise.
1054 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
1055 * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
1056 (convert_local_reference): Likewise.
1057 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
1059 2004-11-30 Alan Modra <amodra@bigpond.net.au>
1061 * expr.c (emit_group_load_1): Don't die on const_int orig_src.
1063 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1066 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
1067 * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
1068 and host_xmake_file using new host configuration files.
1070 2004-11-29 Roger Sayle <roger@eyesopen.com>
1072 * reg-stack.c (change_stack): Improve algorithm used to pop regs
1073 off the stack to maximize ffreep usage and reduce fxch count.
1075 2004-11-30 James A. Morrison <phython@gcc.gnu.org>
1078 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
1081 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1083 * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
1084 REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
1086 2004-11-30 Ben Elliston <bje@au.ibm.com>
1088 * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
1090 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1093 * c-common.c (handle_visibility_attribute): When the type decl
1094 is really a identifier node, warn about being ignored and return.
1096 2004-11-29 Richard Henderson <rth@redhat.com>
1098 * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
1100 2004-11-29 Steven Bosscher <stevenb@suse.de>
1102 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
1103 Remove CASE_DROPS_THROUGH checks, it is never defined.
1104 * cfglyout.c (fixup_reorder_chain): Likewise.
1105 * cfgrtl.c (rtl_verify_flow_info): Likewise.
1106 * stmt.c (expand_case): Likewise.
1107 * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
1109 * system.h (CASE_DROPS_THROUGH): Poison.
1110 * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
1111 * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
1113 * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
1115 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1118 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
1121 2004-11-29 Diego Novillo <dnovillo@redhat.com>
1123 PR tree-optimization/18712
1124 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
1125 WORK_STACK by reference.
1126 Call VEC_safe_push instead of VEC_quick_push.
1129 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
1132 * Makefile.in (c-lang.o): Update dependencies.
1133 * c-lang.c: Include "c-pragma.h".
1134 (finish_file): Call maybe_apply_pending_pragma_weaks.
1135 * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
1136 * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
1138 2004-11-29 Richard Henderson <rth@redhat.com>
1141 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
1142 outside the referenced object.
1144 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
1146 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
1147 EDGE_PRED instead of PHI_ARG_EDGE.
1148 * tree-ssa-live.c: Likewise.
1149 * tree-ssa-loop-manip.c: Likewise.
1150 * tree-ssa.c: Likewise.
1152 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
1153 simplifying edge manipulation.
1155 * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
1158 * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
1161 * cfg.c (flow_obstack): Remove.
1162 (flow_firstobj): Likewise.
1163 (init_flow): Remove all uses of flow_obstack.
1165 2004-11-29 Alan Modra <amodra@bigpond.net.au>
1167 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
1170 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
1172 * opts.c (decode_options): Do not set max-inline-insns-rtl.
1173 (common_handle_option): Likewise.
1174 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
1175 * params.h (MAX_INLINE_INSNS_RTL): Remove.
1176 * doc/invoke.texi (max-inline-insns-rtl): Remove.
1178 2004-11-29 Alan Modra <amodra@bigpond.net.au>
1181 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
1183 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
1186 * gimplify.c (gimplify_asm_expr): If the length of an output operand
1187 is zero, do not process it, just let it go through.
1189 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1190 Diego Novillo <dnovillo@redhat.com>
1192 PR/18662, also backported from tree-cleanup-branch.
1193 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
1194 always call maybe_clean_eh_stmt and modify_stmt.
1196 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1199 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
1200 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
1201 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
1202 add an inverse VIEW_CONVERT_EXPR to const_val.
1205 * tree-nested.c (check_for_nested_with_variably_modified): New.
1206 (create_nesting_tree): Call it.
1208 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
1209 special code for assigning to non-pointer.
1210 (is_escape_site): If RHS is a conversion between pointer and integer
1211 types, this is an escape site.
1213 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
1214 (store_motion): Don't move store if any edge we'd want to move it
1217 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
1218 non-zero lower bound.
1220 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
1222 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
1225 * opts.c (find_opt): Require that the input match a switch exactly
1226 or that the switch take a joined option to be interpreted as a
1227 match for another language.
1229 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
1231 * timevar.def (TV_TREE_REDPHI): New timevar.
1232 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
1234 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
1236 PR preprocessor/17651
1237 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
1238 flag_no_line_commands.
1239 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
1242 2004-11-28 Theodore A. Roth <troth@openavr.org>
1244 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
1245 warning if the function name does not begin with "__vector" and the
1246 function has either the 'signal' or 'interrupt' attribute.
1248 2004-11-28 Theodore A. Roth <troth@openavr.org>
1250 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
1251 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
1252 atmega325, atmega3250, atmega645 and atmega6450.
1253 * config/avr/avr.h (LINK_SPEC): Ditto.
1255 (LIBGCC_SPEC): Ditto.
1256 (CRT_BINUTILS_SPECS): Ditto.
1257 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
1259 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
1261 PR preprocessor/17610
1262 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
1264 2004-11-28 Jeff Law <law@redhat.com>
1266 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
1267 (pass_maybe_create_global_var): New.
1268 * tree-pass.h (pass_maybe_create_global_var): Declare.
1269 * tree-optimize.c (init_tree_optimization_passes): Link in
1270 pass_maybe_create_global_var.
1272 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1274 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
1276 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
1278 PR rtl-optimization/18420
1279 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
1281 2004-11-28 Steven Bosscher <stevenb@suse.de>
1282 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1284 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
1285 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
1286 that the case is in range, to make sure the casesi insn is always
1287 in range and never falls through.
1288 (casesi1): Add comment to explain why casesi never falls through.
1289 Remove the unnamed special case casesi pattern.
1291 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
1294 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
1295 "*movdicc_real". Only match reversible comparisons.
1296 ("*movdicc_real_nonreversible"): New pattern, split from
1297 "*movdicc_real". Match only nonreversible comparisons. Exclude
1298 reversed alternatives.
1299 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
1302 2004-11-27 Richard Henderson <rth@redhat.com>
1304 * config/ia64/ia64.md: Move all define_predicate's ...
1305 * config/ia64/predicates.md: ... here. New file.
1307 2004-11-27 Per Bothner <per@bothner.com>
1310 Re-applied following, with two modifications: add a URL for the
1311 fixed cctools; only exit if $build = $target.
1313 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
1314 * configure.ac (powerpc-*-darwin*): Require assembler to support
1316 * configure: Regenerate.
1318 2004-11-28 David Edelsohn <edelsohn@gnu.org>
1321 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
1322 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
1323 Distinguish between SImode and DImode CONST_INT.
1325 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
1326 Alan Modra <amodra@bigpond.net.au>
1329 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
1330 functions, strings and thread-local vars.
1332 2004-11-28 Alan Modra <amodra@bigpond.net.au>
1334 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
1335 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
1336 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
1337 to allow non-darwin ABIs to optimize away code.
1338 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
1340 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
1342 * tree.c (operand_equal_for_phi_arg_p): New.
1343 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
1344 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
1345 Replace operand_equal_p with operand_for_phi_arg_p
1348 * bb-reorder.c (find_traces_1_round): Speed up by using
1349 EDGE_COUNT instead of FOR_EACH_EDGE.
1351 * fold-const.c, config/i386/linux64.h: Fix comment typos.
1353 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1356 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
1358 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
1360 * config/i386/linux.h: Fix a comment typo.
1361 * doc/extend.texi: Fix a typo.
1363 2004-11-27 Jeff Law <law@redhat.com>
1365 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
1368 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1370 * config/i386/linux64.h (REG_NAME): Define.
1372 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1374 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
1375 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
1376 and only afterwards convert to ctype.
1378 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
1380 * config/mips/mips-protos.h (function_arg_boundary): Declare.
1381 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
1382 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
1383 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
1384 * config/mips/mips.c (function_arg_boundary): New function.
1385 Impose a maximum alignment of STACK_BOUNDARY.
1387 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1389 PR rtl-optimization/17825
1390 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
1393 2004-11-27 Alan Modra <amodra@bigpond.net.au>
1396 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
1397 from rs6000_default_long_calls for libcalls.
1399 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1401 * expmed.c (extract_bit_field): When extracting from non-integer mode,
1402 force a SUBREG into a register because we may be taking a further
1405 2004-11-27 Di-an Jan <dianj@freeshell.org>
1407 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
1409 2004-11-26 Robert Millan <robertmh@gnu.org>
1411 Changes for k*bsd-gnu support.
1412 * config/i386/linux.h: Define REG_NAME to allow overriding of
1413 register names in sc structure.
1414 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
1416 * config.gcc: Detect x86_64-k*bsd-gnu systems.
1418 2004-11-26 Jeff Law <law@redhat.com>
1420 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
1421 retrieve annotations or pointer info before it's necessary.
1422 Reorder tests for early continue of the loop. Manually CSE
1425 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
1427 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
1428 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
1429 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
1430 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
1431 to a fixed reg if the source is the Return Address register.
1432 Implement new Rule 15.
1433 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
1434 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
1435 sparc_dwarf_handle_frame_unspec.
1436 (gen_save_register_window): New function.
1437 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
1438 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
1439 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
1440 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
1441 (sparc_asm_function_prologue): Do not emit call frame debugging info.
1442 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
1443 (sparc_expand_epilogue): Likewise.
1444 (sparc_dwarf_handle_frame_unspec): New function.
1445 * config/sparc/sparc.md (save_register_window): Remove.
1446 (save_register_windowdi): Rewrite modelled on the callframe debug info.
1447 (save_register_windowsi): Likewise.
1449 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
1451 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
1452 BB_HEAD, not BLOCK_HEAD.
1454 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
1456 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
1457 scratch insns that set a register live at the join point.
1459 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
1461 * cse.c, tree-ssa-operands.c: Fix comment typos.
1463 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
1465 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
1468 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
1470 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
1472 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
1473 check that tests if all edges go to the same destination.
1475 * bitmap.c (bitmap_find_bit): Speed up by traversing from
1476 head->first if that seems profitable.
1478 2004-11-25 Jeff Law <law@redhat.com>
1480 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
1481 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
1482 (pass_loop_done): Use TV_TREE_LOOP_FINI.
1484 2004-11-26 Alan Modra <amodra@bigpond.net.au>
1486 PR rtl-optimization/16356
1487 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
1488 separate output register and one less jump. Enable for powerpc64.
1489 (floatdisf2): Adjust for above.
1491 2004-11-25 Bob Wilson <bob.wilson@acm.org>
1493 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
1494 (GCC_DRIVER_HOST_INITIALIZATION): Define.
1496 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1499 * tree-complex.c (vector_inner_type): New variable moved from
1500 build_word_mode_vector_type.
1501 (vector_last_type): Likewise.
1502 (vector_last_nunits): Likewise.
1503 (build_word_mode_vector_type): Use the new variables.
1504 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
1505 (GTFILES): Add tree-complex.c.
1506 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
1508 2004-11-25 Bob Wilson <bob.wilson@acm.org>
1510 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
1511 __XTENSA_WINDOWED_ABI__.
1513 2004-11-25 Richard Henderson <rth@redhat.com>
1515 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
1516 args_size adjustments for calls even with cfa as stack pointer.
1517 Search calls for stack adjustments after the insn is issued.
1518 (dwarf2out_frame_debug): Add after_p argument; pass it on.
1519 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
1520 * final.c (final_start_function, final_scan_insn): Likewise.
1522 2004-11-25 Richard Henderson <rth@redhat.com>
1525 * reload1.c (set_initial_eh_label_offset): New.
1526 (set_initial_label_offsets): Use it.
1528 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
1530 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
1531 before calling life_analysis and release them after.
1533 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
1535 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
1538 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1540 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
1541 BITMAP_OBSTACK_ALLOC.
1542 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
1544 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1546 parts of PR rtl-opt/18463, rtl-opt/17647
1547 * cse.c (canon_for_address): New function.
1548 (find_best_addr): Call canon_for_address before getting the
1549 address's cost when checking if we should take that address.
1551 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
1553 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
1554 "tree *" as the first argument.
1555 * tree-flow.h: Update the prototype of add_phi_arg.
1556 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
1557 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
1558 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
1559 tree-vectorizer.c: Update all call sites of add_phi_arg.
1561 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
1563 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
1564 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
1565 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
1566 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
1568 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
1570 PR tree-optimization/18587
1571 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
1572 call clobbered caches as invalid.
1573 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
1574 indicating whether the call clobbered operand cache is valid.
1575 (ssa_ro_call_cache_valid): New. Flag indicating whether the
1576 pure/const call operand cache is valid.
1577 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
1578 list of operands for cached call virtual operands.
1579 (clobbered_aliased_loads, clobbered_aliased_stores,
1580 ro_call_aliased_load): New. flags caching whether alias bits are
1581 to be set in call stmt's.
1582 (fini_ssa_operands): Remove call operand caches if present.
1583 (get_expr_operands, get_asm_expr_operands,
1584 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
1585 (get_call_expr_operands): Add call clobbered variables first.
1586 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
1587 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
1588 if it is valid, otherise fill the cache.
1589 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
1590 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
1591 in_v_may_def_list bits.
1592 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
1593 in_list bits for the v_may_def elements and empty the operand
1595 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
1596 VUSES by checking the in_v_may_def_list bit.
1597 (append_v_may_def, append_vuse): Use the in_list bit rather than
1598 scanning the array for duplicates.
1600 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
1602 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
1603 displacements are not short.
1605 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
1607 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
1610 2004-11-25 Mark Mitchell <mark@codesourcery.com>
1613 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
1614 (lvalue_or_else): Declare.
1615 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
1616 * c-typeck.c (lvalue_use): Remove.
1617 (lvalue_or_else): Remove.
1620 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
1621 unemitted variables with static storage duration.
1623 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
1625 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
1628 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
1630 * config/rs6000/altivec.md (VIshort): New mode macro.
1631 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
1633 (altivec_vaddu<VI_char>s): ... this.
1634 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
1636 (altivec_vadds<VI_char>s): ... this.
1637 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
1639 (altivec_vsubu<VI_char>s): ... this.
1640 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
1642 (altivec_vsubs<VI_char>s): ... this.
1643 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
1645 (altivec_vavgu<VI_char>): ... this.
1646 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
1648 (altivec_vavgs<VI_char>): ... this.
1649 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
1650 (altivec_vmsumu<VI_char>m): ... this.
1651 (altivec_vmsummbm, altivec_vmsummhm): Replace
1653 (altivec_vmsumm<VI_char>m): ... this.
1654 (altivec_vandc): Remove.
1655 (*andc<mode>3): Renamed to ...
1656 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
1657 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
1659 (altivec_vrl<VI_char>): ... this.
1660 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
1662 (altivec_vsl<VI_char>): ... this.
1663 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
1665 (altivec_vsr<VI_char>): ... this.
1666 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
1668 (altivec_vsra<VI_char>): ... this.
1669 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
1670 (altivec_vsum4s<VI_char>s): ... this.
1671 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
1673 (altivec_vperm_<mode>): ... this.
1674 (altivec_vsel_4sf): Rename to ...
1675 (altivec_vsel_v4sf): ... here.
1676 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
1678 (altivec_vsel_<mode>): ... this.
1679 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
1680 altivec_vsldoi_16qi): Rename to ...
1681 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
1682 altivec_vsldoi_v16qi): ... here.
1683 (altivec_vsldoi_4sf): Rename to ...
1684 (altivec_vsldoi_v4sf): ... here.
1685 (altivec_predicate_v4si, altivec_predicate_v8hi,
1686 altivec_predicate_v16qi): Replace with ...
1687 (altivec_predicate_<mode>): ... this.
1688 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
1690 (altivec_lve<VI_char>x): ... this.
1691 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
1693 (altivec_stve<VI_char>x): ... this.
1694 (absv16qi2, absv8hi2, absv4si2): Replace
1696 (abs<mode>2): ... this.
1697 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
1699 (altivec_abss_<mode>): ... this.
1700 (vec_realign_load_v16qi, vec_realign_load_v8hi,
1701 vec_realign_load_v4si): Replace with ...
1702 (vec_realign_load_<mode>): ... this.
1703 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
1705 (rs6000_expand_ternop_builtin): Likewise.
1707 2004-11-25 Andrew Haley <aph@redhat.com>
1709 * gcc.c (process_command): Don't supply -v to linker.
1711 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
1713 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
1714 instead of `%s' in diagnostic.
1716 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
1718 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
1719 (FREE_REG_SET): Adjust.
1720 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
1721 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
1722 (BITMAP_ALLOC): ... here.
1723 (BITMAP_OBSTACK_FREE): Rename to ...
1724 (BITMAP_FREE): Don't check for NULL bitmap here.
1725 * tree-ssa-pre.c (value_insert_into_set_bitmap,
1726 bitmap_set_new): Use new names.
1728 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
1729 * df.c (df_free): Likewise.
1730 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
1731 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
1733 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
1734 (ALLOC_REG_SET): ... here.
1735 (FREE_REG_SET): Adjust.
1736 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
1737 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
1738 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
1739 * cfgrtl.c (rtl_split_block, rtl_split_edge,
1740 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
1741 * flow.c (update_life_info, calculate_global_regs_live,
1742 allocate_bb_life_data, init_propagate_block_info): Adjust.
1743 * global.c (build_insn_chain): Adjust.
1744 * ifcvt.c (dead_or_predicable): Adjust.
1745 * loop-iv.c (simplify_using_initial_values): Adjust.
1746 * recog.c (peephole2_optimize): Adjust.
1747 * sched-deps.c (init_deps_global): Adjust.
1749 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1751 * config.gcc (avr-*-rtems*): Fix typo.
1753 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
1755 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
1757 2004-11-24 Jeff Law <law@redhat.com>
1759 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
1760 the number of queries to random elements in the ai->written_vars
1763 2004-11-24 Roger Sayle <roger@eyesopen.com>
1765 * config/i386/i386.c (override_options): Disable x87 fancy math
1766 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
1768 2004-11-24 Roger Sayle <roger@eyesopen.com>
1770 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
1771 system header conflict on AIX 5.2.
1772 * configure: Regenerate.
1774 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1776 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
1777 instead of calling phi_arg_from_edge.
1779 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
1782 2004-11-24 Ben Elliston <bje@au.ibm.com>
1784 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1785 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
1786 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
1789 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1791 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
1793 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
1794 type will be remapped.
1796 2004-11-24 Steven Bosscher <stevenb@suse.de>
1798 * c-opts.c (c_common_post_options): Don't clear
1799 flag_inline_functions.
1800 * dojump.c (clear_pending_stack_adjust): Remove check on
1801 flag_inline_functions, it's always true.
1802 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
1803 that can never trigger.
1804 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
1805 flag_inline_trees, now that flag_inline_functions is never
1807 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
1808 flag_inline_functions at optimization levels greater than
1809 or equal to 3. This is already done by default.
1811 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1813 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
1814 instead to find the PHI argument. Do not take I as an
1816 (eliminate_phi): Adjust the call to eliminate_build. Do not
1817 take I as an argument.
1818 (rewrite_trees): Adjust the call to eliminate_phi.
1820 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
1822 * optabs.h (force_expand_binop): Declare.
1823 * optabs.c (force_expand_binop): Export.
1824 * stmt.c (shift_return_value): Delete.
1825 (expand_return): Don't call it.
1826 * expr.h (shift_return_value): Declare.
1827 * calls.c (shift_returned_value): Delete in favor of...
1828 (shift_return_value): ...this new function. Leave the caller to check
1829 for non-BLKmode values passed in the msb of a register. Take said mode
1830 and a shift direction as argument. Operate on the hard function value,
1832 (expand_call): Adjust accordingly.
1833 * function.c (expand_function_start): If a non-BLKmode return value
1834 is padded at the last significant end of the return register, use the
1835 return value's natural mode for the DECL_RESULT, not the mode of the
1837 (expand_function_end): Shift the same sort of return values left by
1838 the appropriate amount.
1840 2004-11-24 Matt Austern <austern@apple.com>
1842 * recog.c (recog_memoized_1): Remove.
1843 * recog.h (recog_memoized_1): Remove declaration.
1844 (recog_memoized): Change from macro to inline function.
1846 2004-11-24 Devang Patel <dpatel@apple.com>
1849 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
1850 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
1852 2004-11-24 Devang Patel <dpatel@apple.com>
1854 * gcc.c (process_command): Supply -v to linker.
1856 2004-11-24 David Edelsohn <edelsohn@gnu.org>
1857 Paolo Bonzini <bonzini@gnu.org>
1859 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
1860 vector modes without ALTIVEC_ABI. Use GCC vector instead of
1862 (rs6000_pass_by_reference): Split conditional into pieces. Use
1863 GCC vector instead of synthetic vector.
1865 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
1867 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
1868 thread-local variable is invariant.
1870 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1872 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
1873 Handle TYPE_REF_CAN_ALIAS_ALL.
1874 (print_declaration): Print array dimensions like dump_generic_node.
1876 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
1877 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
1879 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
1881 * bitmap.c (INLINE): Do not define.
1882 (bitmap_elem_to_freelist, bitmap_element_free,
1883 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
1884 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
1886 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1888 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
1889 find the index of a PHI argument. Use e->dest_idx instead.
1890 Replace hint with index.
1892 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
1895 2004-11-24 Diego Novillo <dnovillo@redhat.com>
1897 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
1898 regarding PT_MALLOC.
1900 2004-11-24 Joseph Myers <joseph@codesourcery.com>
1902 * config/i386/i386.c (optimization_options): Use
1903 SUBTARGET_OPTIMIZATION_OPTIONS.
1904 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
1905 (TARGET_SUBTARGET_DEFAULT): Don't include
1906 MASK_OMIT_LEAF_FRAME_POINTER.
1908 2004-11-24 Mark Mitchell <mark@codesourcery.com>
1910 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
1913 2004-11-24 Joseph Myers <joseph@codesourcery.com>
1915 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
1916 Use amd64 instead of 64.
1918 2004-11-24 Mark Mitchell <mark@codesourcery.com>
1919 Joseph Myers <joseph@codesourcery.com>
1921 * crtstuff.c (IN_LIBGCC2): Define it.
1922 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
1923 instead of HAVE_LD_RO_RW_SECTION_MIXING.
1924 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
1925 * dwarf2out.c (named_section_eh_frame_section): Check
1926 EH_TABLES_CAN_BE_READ_ONLY.
1927 * except.c (default_exception_section): Likewise.
1928 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
1929 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
1931 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1933 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
1934 index of a PHI argument.
1936 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
1937 find_edge to find the index of a PHI argument.
1939 2004-11-24 Steven Bosscher <stevenb@suse.de>
1941 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
1942 and LABELED_BLOCK_EXPR.
1943 * gimplify.c (gimplify_labeled_block_expr): Remove.
1944 (gimplify_exit_block_expr): Remove.
1945 (gimplify_expr): Don't call them.
1946 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
1947 and LABELED_BLOCK_EXPR.
1948 (estimate_num_insns_1): Likewise.
1949 (walk_tree): Likewise.
1950 * tree-pretty-print.c (dump_generic_node): Don't handle
1951 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
1952 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
1953 (LABELED_BLOCK_EXPR): Likewise.
1954 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
1955 (LABELED_BLOCK_BODY): Likewise.
1956 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
1957 (EXIT_BLOCK_RETURN): Removed.
1959 2004-11-24 Steven Bosscher <stevenb@suse.de>
1961 * cfgrtl.c (rtl_delete_block): Fix comment.
1962 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
1963 or BLOCK_END insn notes.
1964 * jump.c (squeeze_notes): Likewise.
1965 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
1966 EH_REGION_END notes, we never have them to begin with.
1967 * sched-deps.c (sched_analyze_insn): When updating loop notes,
1968 verify that we have indeed only recorded loop notes.
1969 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
1970 Only record loop notes.
1972 * cfgexpand.c (tree_expand_cfg): Fix comment.
1974 * passes.c (rest_of_compilation): Don't do a second call to
1975 convert_from_eh_region_ranges from here, it's already called
1977 * except.c (resolve_fixup_regions): Remove.
1978 (remove_fixup_regions): Remove.
1979 (convert_from_eh_region_ranges_1): Remove.
1980 (convert_from_eh_region_ranges): Remove the case where EH is
1981 not already lowered at the tree level. We always lower there.
1983 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
1986 * tree.c (make_vector_type): Move qualifiers to the vector type,
1987 use the inner type's main variant and build a main variant for
1988 the vector type if necessary.
1989 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
1991 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1993 * target.h (late_rtl_prologue_epilogue): Remove.
1994 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
1995 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
1996 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
1997 remaining bits to...
1998 (rest_of_handle_flow2): ...here.
1999 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
2000 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
2002 2004-11-23 Mark Mitchell <mark@codesourcery.com>
2004 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
2005 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
2006 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
2008 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
2010 * config/i386/i386.c (override_options): Move
2011 SUBTARGET_OVERRIDE_OPTIONS before defaulting
2012 flag_omit_frame_pointer.
2014 2004-11-23 Richard Henderson <rth@redhat.com>
2016 * rtl.h (validate_subreg): Declare.
2017 * emit-rtl.c (validate_subreg): New.
2018 (gen_rtx_SUBREG): Use it.
2019 * simplify-rtx.c (simplify_subreg): Likewise.
2020 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
2021 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
2022 fallback whenever gen_realpart/gen_imagpart would not be able to
2025 2004-11-23 Richard Henderson <rth@redhat.com>
2027 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
2028 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
2031 2004-11-23 Diego Novillo <dnovillo@redhat.com>
2033 PR tree-optimization/18618
2034 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
2035 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
2036 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
2038 (stmts_to_rescan): Likewise.
2039 (const_and_copies_stack): Likewise.
2040 (nonzero_vars_stack): Likewise.
2041 (vrp_variables_stack): Likewise.
2043 2004-11-23 Richard Henderson <rth@redhat.com>
2045 * cse.c (record_jump_cond_subreg): New.
2046 (record_jump_cond): Use it instead of gen_lowpart.
2048 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
2049 Joseph Myers <joseph@codesourcery.com>
2051 * config/sol2-c.c (solaris_register_pragmas): Use
2052 c_register_pragma_with_expansion.
2053 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
2054 * c-pragma.c (c_register_pragma): Update call to
2055 cpp_register_pragma.
2056 (c_register_pragma_with_expansion): New function.
2057 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
2058 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
2059 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
2061 * doc/tm.texi (c_register_pragma_with_expansion,
2062 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
2064 2004-11-23 Richard Henderson <rth@redhat.com>
2066 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
2067 as mode sizes into local temporaries. Unify failure path.
2069 2004-11-23 Richard Henderson <rth@redhat.com>
2071 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
2072 * caller-save.c (mark_set_regs): Use subreg_regno instead.
2073 * final.c (alter_subreg): Likewise.
2074 * local-alloc.c (reg_is_born): Likewise.
2076 2004-11-23 Richard Henderson <rth@redhat.com>
2078 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
2079 instead of using a SUBREG temporary.
2081 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2083 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
2086 2004-11-23 Zack Weinberg <zack@codesourcery.com>
2088 * function.h (struct function): Remove calls_longjmp.
2089 (current_function_calls_longjmp): Delete.
2090 * tree.h (ECF_LONGJMP): Delete.
2091 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
2092 (ECF_LIBCALL_BLOCK): Everybody slide down one.
2093 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
2094 * builtins.c (expand_builtin_longjmp): Don't set
2095 current_function_calls_longjmp.
2096 * calls.c (special_function_p): Mark longjmp and siglongjmp
2097 with ECF_NORETURN, not ECF_LONGJMP.
2098 (emit_call_1, expand_call, emit_library_call_value_1):
2099 Don't check for ECF_LONGJMP.
2100 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
2101 (need_fake_edge_p): Likewise.
2103 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
2104 * system.h: Poison NON_SAVING_SETJMP.
2105 * function.c (use_register_for_decl)
2106 * gcse.c (compute_hash_table_work, compute_store_table)
2107 * postreload-gcse.c (record_opr_changes)
2108 * reload.c (find_equiv_reg)
2109 * reload1.c (reload)
2110 * config/i386/i386.c (ix86_can_use_return_insn_p):
2111 Remove code conditional on NON_SAVING_SETJMP.
2112 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
2114 * config/i386/sysv3.h: Delete file.
2115 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
2117 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
2119 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
2120 the vectorization factor is greater than the iteration count.
2121 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
2122 iteration count is known.
2124 (vect_build_symbol_bound): Removed. Its functionality moved to
2125 vect_generate_tmps_on_preheader.
2126 (vect_generate_tmps_on_preheader): Moved content of
2127 vect_build_symbol_bound here instead of calling it. Changed some
2130 (vect_build_loop_niters): We don't expect a new_bb to be generated -
2132 (vect_gen_niters_for_prolog_loop): Likewise.
2133 (vect_gen_niters_for_prolog_loo): Likewise.
2135 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
2136 (slpeel_add_loop_guard): Likewise.
2137 (slpeel_tree_peel_loop_to_edge): Likewise.
2138 (vect_do_peeling_for_alignment): Likewise.
2140 (vect_get_first_index): Missing space.
2142 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
2144 * config/s390/s390.md ("*iordi3"): Mark commutative.
2145 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
2147 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2149 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
2150 greater than PHI_ARG_CAPACITY.
2151 (reserve_phi_args_for_new_edge): Initialize the new PHI
2152 argument to NULL_TREE. Increment PHI_NUM_ARGS.
2153 (add_phi_arg): Add a PHI argument to the slot given by
2155 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
2156 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
2157 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
2158 argument by looking at PHI_ARG_DEF.
2159 (verify_phi_args): Check for a missing PHI argument. Remove
2160 the check for duplicate PHI arguments.
2161 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
2162 (phi_arg_d): Remove e.
2164 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
2165 by restricting to the case with two outgoing edges.
2167 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
2169 * config/s390/s390.c (s390_backchain_string): Removed.
2170 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
2171 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
2172 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
2173 TARGET_KERNEL_BACKCHAIN to reflect the new options.
2174 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
2175 (TARGET_KERNEL_BACKCHAIN): Removed.
2176 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
2177 (TARGET_PACKED_STACK): New macro.
2178 (TARGET_SWITCHES): New switches added.
2179 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
2181 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
2182 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
2183 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
2184 the change in target switch semantics.
2185 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
2186 (TARGET_DEFAULT): MASK_BACKCHAIN added.
2187 * doc/invoke.texi: Added documentation for the new/changed options.
2189 2004-11-23 Uros Bizjak <uros@kss-loka.si>
2191 PR rtl-optimization/18614
2192 * simplify-rtx.c (simplify_binary_operation): Do not
2193 simplify inner elements of constant arguments of
2196 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2198 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
2201 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2203 * tree-phinode.c (make_phi_node): Use a new variable,
2204 capacity, to receive the return value of ideal_phi_node_len.
2206 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2208 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
2209 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2210 __gthread_recursive_mutex_init_function.
2211 (__gthread_key_create): Properly cast -1.
2212 (__gthread_recursive_mutex_init_function): New function.
2213 (__gthread_recursive_mutex_lock): Rewrite.
2214 (__gthread_recursive_mutex_trylock): Likewise.
2215 (__gthread_recursive_mutex_unlock): Likewise.
2217 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2219 * config/c4x/t-rtems: New.
2220 * config.gcc: Reflect having added c4x/t-rtems.
2222 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
2226 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
2227 lang_hooks.types.type_for_size instead of integer_type_node for the
2230 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2232 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
2234 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2236 * config/arm/t-rtems: New.
2237 * config.gcc: Reflect having added arm/t-rtems.
2239 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2241 * tree-cfg.c (tree_execute_on_growing_pred): New.
2242 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
2243 * tree-flow.h: Add a prototype for
2244 reserve_phi_args_for_new_edge.
2245 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
2246 (add_phi_arg): Don't resize a PHI array.
2248 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2250 * config.gcc: Add avr-*-rtems*.
2251 * config/avr/t-rtems: New.
2252 * config/avr/rtems.h: New.
2254 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
2256 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
2257 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
2258 Add comment to function.
2260 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2263 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
2265 PR rtl-optimization/14838
2266 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
2268 (get_last_nonnote_insn): Don't assume last insn is a note.
2270 2004-11-22 Roger Sayle <roger@eyesopen.com>
2272 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
2273 to fold_binary_to_constant.
2274 (nondestructive_fold_unary_to_constant): Likewise, rename to
2275 fold_unary_to_constant.
2276 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
2277 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
2278 (nondestructive_fold_unary_to_constant): Likewise.
2279 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
2280 and fold_binary_to_constant.
2281 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
2282 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
2283 and EXEC_UNARY with calls to fold_*nary_to_constant.
2284 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
2285 (idx_find_step): Replace uses of EXEC_BINARY with calls to
2286 fold_binary_to_constant.
2288 2004-11-22 Nick Clifton <nickc@redhat.com>
2290 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
2291 initialisation of 'e'.
2293 2004-11-22 Roger Sayle <roger@eyesopen.com>
2295 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
2296 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
2297 automatically for targets without TARGET_80387.
2298 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
2299 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
2300 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
2301 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
2302 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
2303 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
2304 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
2305 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
2306 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
2307 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
2308 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
2309 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
2310 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
2311 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
2312 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
2313 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
2314 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
2315 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
2316 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
2317 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
2319 2004-11-22 Dale Johannesen <dalej@apple.com>
2321 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
2322 properly and comment.
2324 2004-11-22 James A. Morrison <phython@gcc.gnu.org
2326 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
2327 (sparc_init_builtins): New function.
2328 (sparc_init_vis_builtins): Create builtin functions for VIS
2330 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
2331 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
2332 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
2333 (def_builtin): New macro for creating builtin functions.
2334 (P): New mode macro for pointer types.
2335 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
2336 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
2337 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
2338 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
2339 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2340 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
2341 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
2343 2004-11-22 Devang Patel <dpatel@apple.com>
2345 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
2347 2004-11-22 Devang Patel <dpatel@apple.com>
2349 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
2350 (if_convertible_phi_p): ... new name.
2351 (if_convertable_modify_expr_p): Rename to ...
2352 (if_convertible_modify_expr_p): ... new name.
2353 (if_convertable_stmt_p): Rename to ...
2354 (if_convertible_stmt_p): ... new name.
2355 (if_convertable_bb_p): Rename to ...
2356 (if_convertible_bb_p): ... new name.
2357 (if_convertable_loop_p): Rename to ...
2358 (if_convertible_loop_p): ... new name.
2360 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2363 * configure.ac (threading): Accept 'posix95'.
2364 * configure: Regenerate.
2365 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
2366 include sol26.h and default to posix95 threads if have_pthread_h.
2367 (sparc-*-solaris2*): Likewise.
2368 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
2369 * gthr-posix95.h: New file.
2370 * config/sol26.h: New file.
2371 * doc/install.texi (--enable-threads): Document 'posix95'.
2373 2004-11-23 Ben Elliston <bje@au.ibm.com>
2375 * pointer-set.h (pointer_set_contains): Remove.
2376 * pointer-set.c (pointer_set_contains): Likewise.
2378 2004-11-22 Dale Johannesen <dalej@apple.com>
2380 * calls.c (expand_call): Do not call preserve_temp_slots.
2382 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
2384 * tree-flow.h: Remove the prototype for remove_phi_arg.
2385 Add a prototype for remove_phi_args.
2386 * tree-phinodes.c (remove_phi_arg): Remove.
2387 (remove_phi_args): New.
2388 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
2391 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
2392 after making an edge.
2393 (remove_edge): Call execute_on_shrinking_pred before removing
2395 (redirect_edge_succ): Call execute_on_growing_pred and
2396 execute_on_shrinking_pred.
2397 * cfghooks.c (execute_on_growing_pred): New.
2398 (execute_on_shrinking_pred): Likewise.
2399 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
2400 execute_on_shrinking_pred.
2401 Add prototypes for execute_on_growing_pred and
2402 execute_on_shrinking_pred.
2403 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
2404 execute_on_growing_pred and execute_on_shrinking_pred.
2405 (cfg_layout_rtl_cfg_hook): Likewise.
2406 * tree-cfg.c (tree_cfg_hooks): Likewise.
2408 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
2409 (tree_cfg_hooks): Use it.
2410 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
2411 (ssa_redirect_edge): Don't call remove_phi_arg_num.
2413 * tree-phinodes.c (remove_phi_arg_num): Make it static.
2414 * tree-flow.h: Remove the corresponding prototype.
2416 * tree-ssa.c (ssa_remove_edge): Remove.
2417 * tree-flow.h: Remove the corresponding prototype.
2418 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
2419 * basic-block.h: Likewise.
2420 * tree-if-conv.c: Likewise.
2421 * tree-ssa-threadupdate.c: Likewise.
2423 2004-11-23 Ben Elliston <bje@au.ibm.com>
2425 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
2426 @table to list the BSI methods. Use individual @findex directives
2427 instead of one with a comma-separated list of index entries.
2429 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
2431 PR tree-optimization/18529
2432 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
2433 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
2434 (fold): Call fold_to_nonsharp_ineq_using_bound.
2435 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
2436 (number_of_iterations_cond): Fold the expressions before futher
2438 (tree_simplify_using_condition): Handle case when cond or expr is
2439 an EQ_EXPR specially.
2441 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
2443 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
2444 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
2446 2004-11-22 David Edelsohn <edelsohn@gnu.org>
2447 Fariborz Jahanian <fjahanian@apple.com>
2449 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
2451 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
2452 Align 16 byte and larger vectors like Altivec.
2453 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
2454 (function_arg): Same.
2455 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
2457 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2460 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
2463 2004-11-22 Richard Henderson <rth@redhat.com>
2465 * function.c (assign_parm_setup_block): Revert 11-13 change to
2466 forcably re-mode a (possibly BLKmode) hard register.
2468 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2470 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
2472 2004-11-22 David Edelsohn <edelsohn@gnu.org>
2474 * config/rs6000/power4.md: Remove delay between dispatch and issue
2475 associated with dispatch group slots 3 and 4.
2476 * config/rs6000/power5.md: Same.
2478 2004-11-21 Jeff Law <law@redhat.com>
2480 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
2482 * cfgbuild.c (make_edges): Likewise.
2483 * cfghooks.c (can_duplicate_block_p): Likewise.
2484 * cfgloop.c (loop_latch_edge): Likewise.
2485 * cfgloopmanip.c (force_single_succ_latches): Likewise.
2486 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2487 * predict.c (predict_loops, propagate_freq): Likewise.
2488 * tracer.c (tail_duplicate): Likewise.
2489 * tree-cfg.c (disband_implicit_edges): Likewise.
2490 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
2492 2004-11-22 Nick Clifton <nickc@redhat.com>
2494 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
2495 initialisation of 'e'.
2497 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
2499 PR rtl-optimization/18599
2500 * regrename.c (copyprop_hardreg_forward): Speed up by putting
2501 BB_VISITED flags on basic blocks as we process them.
2503 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
2506 * config/rs6000/altivec.md (VI_char): New mode attribute.
2507 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
2508 (add<mode>3): ... this.
2509 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
2510 (sub<mode>3): ... this.
2511 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
2512 (smax<mode>3): ... this.
2513 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
2514 (smin<mode>3): ... this.
2515 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
2516 (umax<mode>3): ... this.
2517 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
2518 (umin<mode>3): ... this.
2519 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
2520 (and<mode>3): ... this.
2521 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
2522 (ior<mode>3): ... this.
2523 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
2524 (xor<mode>3): ... this.
2525 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
2526 (and<mode>3): ... this.
2527 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
2528 (ior<mode>3): ... this.
2529 (altivec_vnor): Replace with ...
2530 (altivec_nor<mode>): ... this.
2531 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
2532 (one_cmpl<mode>2): ... this.
2533 (altivec_vandc): New expander.
2534 (*andc<mode>3): New insn.
2535 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
2537 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
2540 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
2541 creating iv instead of integer_type.
2542 (vect_build_loop_niters): Remove redundant code.
2543 (vect_transform_loop_bound): Removed (duplicates functionality of
2544 make_loop_iterate_ntimes.
2545 (vect_gen_niters_for_prolog_loop): Add documentation. Call
2546 lang_hooks.types.type_for_size to create a type of the required size.
2547 Use that type instead of integer_type. Remove redundant code.
2548 (vect_update_niters_after_peeling): Use type of niters instead of
2550 (vect_transform_loop): Unify handling of known and unknown loop bound
2551 cases. Call make_loop_iterate_ntimes instead of
2552 vect_transform_loop_bound.
2554 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2557 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
2560 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
2563 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
2565 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2567 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
2569 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
2570 m32r/libgcc-glibc.ver.
2571 * config/m32r/libgcc-glibc.ver: Add New file.
2573 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
2575 * bitmap.h (struct bitmap_obstack): New obstack type.
2576 (struct bitmap_head_def): Replace using_obstack with obstack
2578 (bitmap_default_obstack): New.
2579 (bitmap_initialize): Make inline, does not do allocation.
2580 (bitmap_release_memory): Remove.
2581 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
2582 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
2583 bitmap_obstack_free, bitmap_malloc_free): Declare.
2584 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
2585 (BITMAP_FREE): Replace with ...
2586 (BITMAP_OBSTACK_FREE): ... this.
2587 (BITMAP_XFREE): Adjust.
2588 (BITMAP_INIT_ONCE): Remove.
2589 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
2590 (bitmap_default_obstack): New.
2591 (bitmap_elem_to_freelist): Adjust.
2592 (bitmap_element_allocate): Adjust. Break initialization into ...
2593 (bitmap_obstack_initialize): ... here.
2594 (bitmap_release_memory): Replace with ...
2595 (bitmap_obstack_release): ... this.
2596 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
2597 bitmap_obstack_free, bitmap_malloc_free): New.
2598 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
2600 (bitmap_initialize): Move to bitmap.h.
2601 * gengtype.c (open_base_files): Add obstack.h to ifiles.
2602 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
2603 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
2604 (INITIALIZE_REG_SET): Remove.
2605 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
2606 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
2607 (flow_obstack): Do not declare.
2608 (reg_obstack): Declare.
2609 * regs.h: Include obstack.h.
2610 * tree-optimize.c (tree_rest_of_compilation): Initialize and
2611 release bitmap obstack here.
2612 * bb-reorder.c: #include regs, not basic-block.
2613 (fix_crossing_conditional_branches): Allocate regsets from
2615 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
2617 * caller-save.c: Include regs.h earlier.
2618 * cfg.c: Do not include basic-block.h or obstack.h.
2619 (reg_obstack): Define.
2620 * cfganal.c: Include obstack.h
2621 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
2623 * cfglayout.c: Do not include obstack.h.
2624 (flow_obstack): Remove declaration.
2625 (cfg_layout_duplicate_bb): Use reg_obstack.
2626 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
2627 * cfgrtl.c (rtl_split_block): Use reg_obstack.
2628 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
2629 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
2630 (cfg_layout_split_edge): Use reg_obstack.
2631 * cse.c: Include regs.h earlier.
2632 * ddg.c: Do not include basic-block.h.
2633 * dominance.c: Inlude obstack.h.
2634 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
2635 (calculate_global_regs_live): Likewise.
2636 (allocate_bb_life_data): Use reg_obstack.
2637 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
2638 * global.c: Do not include basic-block.h.
2639 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
2640 * graph.c: Include obstack.h.
2641 * haifa-sched.c: Do not include basic-block.h.
2642 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
2643 * local-alloc.c: Do not include basic-block.h.
2644 * loop-init.c, loop-invariant.c: Include obstack.h.
2645 * loop-iv.c: Likewise.
2646 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
2648 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
2649 * modulo-sched.c: Do not include basic-block.h.
2650 * passes.c (rest_of_handle_final): Do not call
2651 regset_release_memory.
2652 * ra-debug.c: Include regs.h earlier. Do not include
2654 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
2655 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
2656 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
2657 (regset_release_memory): Remove.
2658 * resource.c: Do not include basic-block.h.
2659 * rtlanal.c: Do not include basic-block.h.
2660 * sbitmap.c: Include obstack.h.
2661 * sched-deps.c: Do not include basic-block.h.
2662 (reg_pending_sets_head, reg_pending_clobbers_head,
2663 reg_pending_uses_head): Remove.
2664 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
2665 * sched-ebb.c: Do not include basic-block.h.
2666 * sched-rgn.c: Likewise.
2667 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
2669 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
2670 * tree-sra.c (decide_instantiations): Adjust bitmap
2672 * tree-ssa-dce.c: Include obstack.h.
2673 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
2674 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
2675 (bitmap_set_new): Likewise.
2676 (init_pre): Initialize bitmap obstack.
2677 (fini_pre): Release bitmap obstack.
2678 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
2679 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
2680 (mark_for_rewrite, unmark_for_rewrite): Likewise.
2681 (marked_ssa_names): Likewise.
2682 (init_ssanames): Use BITMAP_XMALLOC.
2683 (fini_ssanames): Use BITMAP_XFREE.
2684 * web.c: Include obstack.h
2686 2004-11-22 Nick Clifton <nickc@redhat.com>
2688 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
2689 predecessor in the first for-loop.
2691 2004-11-21 Stan Shebs <shebs@apple.com>
2693 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
2695 (function_arg): Move darwin test up, sniff mode first for
2696 efficiency, test for union type.
2698 2004-11-21 Dale Johannesen <dalej@apple.com>
2700 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2702 2004-11-21 Jeff Law <law@redhat.com>
2704 * tree-ssa.c (verify_use): Fix comment.
2705 (verify_phi_args): Check that the number of incoming edges matches
2706 the number of PHI arguments. Check that each PHI argument is
2707 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
2708 dead or duplicated edges. Clear e->aux earlier and avoid separate
2709 loop to clear e->aux and test for missed edges.
2710 (verify_ssa): Remove first walk over statements. Move checking
2711 of PHI args into verify_phi_args. Move checking of statements
2712 with aliased stores and V_MAY_DEFS into the remaining loop over
2713 the statements. Register defs by walking through the formal
2716 2004-11-21 Roger Sayle <roger@eyesopen.com>
2719 * dojump.c (compare_from_rtx): Clarify mode argument in function
2720 description. Correct order of mode/cmp_mode arguments in call to
2721 simplify_relational_operation. Check "tem" for COMPARISON_P.
2723 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
2724 David Edelsohn <edelsohn@gnu.org>
2727 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
2728 synthetic vectors in memory.
2729 (function_arg_boundary): Align large synthetic vectors.
2730 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
2732 2004-11-21 Jeff Law <law@redhat.com>
2734 * cfg.c (update_bb_profile_for_threading): Do not rescale the
2735 successor probabilities if they are not going to change. Pull
2736 division out of loop if we do need to rescale successor probabilities.
2738 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
2739 index of the destination block for the hash value rather than
2742 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
2744 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
2745 checks for neither argument being an array or pointer (swapping
2746 the arguments if necessary), the array argument being a pointer to
2747 or array of functions and for -Wchar-subscripts warnings upfront.
2749 2004-11-20 Jeff Law <law@redhat.com>
2751 * regrename.c (copyprop_hardreg_forward): Only search for a
2752 previously processed block if the current block only has one
2755 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
2757 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
2759 * config/arm/arm.c: Follow spelling conventions.
2761 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
2763 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
2764 a bit in tune_flags.
2765 (const_double_needs_minipool): Likewise. Split most of the code out
2767 (arm_const_double_inline_cost): ... new function here.
2768 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
2769 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
2770 word constants of length 2, 3 and 4 insns respectively.
2771 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
2772 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
2773 constraints. Set insn lenghts accordingly.
2775 2004-11-19 Jeff Law <law@redhat.com>
2777 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
2778 a hash table. Extensive modifications throughout to support
2781 (struct local_info): New.
2782 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
2784 (redirection_data): Now a hashtable.
2785 (redirection_data_hash, redirection_data_eq): New.
2786 (lookup_redirection_data, create_duplicates): New.
2787 (create_edge_and_update_destionation_phis): New.
2788 (fixup_template_block, redirect_edges): New.
2789 (thread_block): Use hash table traversals instead of loops over
2790 varray entries or incoming edge vectors.
2792 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2794 * basic-block.h (edge_def): Add dest_idx.
2795 * cfg.c (unchecked_make_edge): Initialize dest_idx.
2796 (remove_edge): Simplify the disconnection of an edge from its
2798 (redirect_edge_succ): Likewise.
2799 * cfghooks.c (verify_flow_info): Check the consistency of
2800 dest_idx for each edge.
2802 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
2804 * simplify-rtx.c (simplify_ternary_operation): Use
2807 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2809 * tree-cfg.c (reinstall_phi_args): New.
2810 (tree_split_edge): Use it after redirecting an edge. Don't
2811 modify PHI_ARG_EDGE.
2813 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
2815 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
2816 if checking is enabled.
2818 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
2820 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
2821 too many nested scopes.
2823 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2826 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
2827 changed to suppoer uses-after-loop and to void creating flow paths
2828 that shouldn't exist.
2829 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
2830 Modified to fit the new peeling scheme. Avoid quadratic behavior.
2831 (slpeel_add_loop_guard): Takes additional argument.
2832 (slpeel_verify_cfg_after_peeling): New function.
2833 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
2834 documentation. Use 'exit-bb' instead of creating 'new-bb'.
2835 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
2836 the new peeling scheme.
2837 (copy_phi_nodes): Function removed. Its functionality moved to
2838 update_phis_for_duplicate_loop.
2839 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
2840 moved here. Added documentation. Modified to fit the new peeling scheme.
2841 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
2842 needed - done in slpeel_tree_peel_loop_to_edge.
2843 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
2844 (vect_do_peeling_for_loop_bound): Add documentation. Call
2845 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
2846 with additional argument.
2847 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
2849 (vect_finish_stmt_generation): Avoid 80 column oveflow.
2851 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2853 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
2855 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
2856 without last two arguments. Update single_exit of loops.
2857 (vect_update_niters_after_peeling): Removed. Its functionality was
2858 moved to vect_do_peeling_for_alignment.
2859 (vect_do_peeling_for_loop_bound): New name for function previously
2860 called vect_transform_for_unknown_loop_bound.
2861 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
2862 instead of code that duplicates the same functionality.
2863 (vect_do_peeling_for_alignment): Functionality of
2864 vect_update_niters_after_peeling moved here.
2865 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
2866 previously named vect_transform_for_unknown_loop_bound - for both known
2867 and unknown loop bound cases.
2869 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2871 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
2872 previously called verify_loop_for_duplication. All conditions compacted
2873 into one compound condition. Removed debug dumps.
2874 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
2875 functionality moved to vect_can_advance_ivs_p, and some to
2876 vect_analyze_loop_form.
2877 (vect_can_advance_ivs_p): New function. Contains functionality that was
2878 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
2879 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
2880 (vect_analyze_operations): Call vect_can_advance_ivs_p and
2881 slpeel_can_duplicate_loop_p.
2882 (vect_get_loop_niters): Added documentation.
2883 (vect_analyze_loop_form): Check the loop entry always - not only in case
2884 of unknown loop bound. Create preheader and exit bb if necessary. Apply
2885 a check that used to take place in
2886 vect_analyze_loop_with_symbolic_num_of_iters.
2887 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
2888 Remove redundant call to rewrite_into_loop_closed_ssa.
2889 (vect_compute_data_refs_alignment): Removed obsolete comment.
2891 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2893 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
2894 function previously called tree_duplicate_loop_to_edge.
2895 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
2896 previously called tree_duplicate_loop_to_edge_cfg.
2897 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
2899 (slpeel_update_phi_nodes_for_guard): Likewise.
2900 (slpeel_make_loop_iterate_ntimes): Likewise.
2901 (slpeel_add_loop_guard): Likewise.
2902 (allocate_new_names, free_new_names): Function declaration moved to top
2904 (rename_use_op, rename_def_op): Likewise.
2905 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
2906 (vect_generate_tmps_on_preheader): Function declaration moved.
2907 (vect_transform_for_unknown_loop_bound): Added missing function
2910 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
2913 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
2914 Define a VEC(tree_on_heap) for head.
2915 (register_new_def): Change second argument to be a VEC(tree_on_heap).
2916 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
2917 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
2918 the VEC(tree_on_heap) function. Also free it before returning.
2919 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
2920 for block_defs_stack.
2921 (restore_currdefs_to_original_value): Use VEC_length instead of
2922 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
2923 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
2924 for block_defs_stack.
2925 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
2926 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
2927 for block_defs_stack.
2928 (ssa_register_new_def): Likewise.
2929 (ssa_rewrite_initialize_block): Likewise.
2930 (rewrite_finalize_block): Use VEC_length instead of
2931 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
2932 (ssa_rewrite_finalize_block): Likewise.
2933 (register_new_def): Change second argument to be a VEC(tree_on_heap).
2934 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
2935 (rewrite_blocks): Initialize block_defs_stack with
2936 the VEC(tree_on_heap) function. Also free it before returning.
2937 (rewrite_ssa_into_ssa): Likewise.
2939 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
2941 * config/darwin.c (machopic_data_defined_p): return 1 for
2942 MACHOPIC_DEFINED_FUNCTION.
2944 2004-11-19 Jeff Law <law@redhat.com>
2946 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
2949 2004-11-19 Paul Brook <paul@codesourcery.com>
2952 * varasm.c (default_assemble_integer): Allow pointer-sized values.
2955 2004-11-19 Nick Clifton <nickc@redhat.com>
2957 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
2958 zero_extension and lshiftrt insns.
2959 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
2961 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
2962 to handle bp and bn insn patterns with a zero_extend rtx
2965 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
2967 * config/arm/arm.md (generic_sched): Make const.
2969 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2971 * emit-rtl.c (classify_insn): Make it static.
2972 * rtl.h: Remove the corresponding prototype.
2974 * integrate.c (has_func_hard_reg_initial_val,
2975 get_func_hard_reg_initial_val): Make them static.
2976 * integrate.h: Remove the corresponding prototypes.
2978 2004-11-19 Ben Elliston <bje@au.ibm.com>
2980 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
2981 (dw2_asm_output_delta_sleb128): Likewise.
2982 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
2983 (dw2_asm_output_delta_sleb128): Likewise.
2985 2004-11-19 Adam Nemet <anemet@lnxw.com>
2987 * tree-ssa-alias.c: Fix comment.
2989 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2991 * tree-outof-ssa.c: Fix a comment typo.
2993 2004-11-19 Ben Elliston <bje@au.ibm.com>
2995 * predict.h (predict_insn): Remove extern declaration.
2996 * predict.c (predict_insn): Make static.
2998 2004-11-19 Alan Modra <amodra@bigpond.net.au>
3000 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
3002 2004-11-18 Nicolas Pitre <nico@cam.org>
3004 * config/arm/arm.c (const_double_needs_minipool): New function to
3005 determine if a CONST_DOUBLE should be pushed to the minipool.
3006 (note_invalid_constants): Use it.
3008 2004-11-18 Paul Brook <paul@codesourcery.com>
3010 * config/arm/arm.c (target_float_switch): New variable..
3011 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
3012 target_float_switch.
3013 * config/arm/arm.h (target_float_switch): Declare.
3014 (ARM_FLAG_SOFT_FLOAT): Remove.
3015 (TARGET_SWITCHES): Remove hard-float and soft-float.
3016 (TARGET_OPTIONS): Add hard-float and soft-float.
3017 (TARGET_DEFAULT_FLOAT_ABI): Define.
3018 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
3019 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
3020 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
3021 * config/arm/netbsd-elf.h: Ditto.
3022 * config/arm/netbsd.h: Ditto.
3023 * config/arm/pe.h: Ditto.
3024 * config/arm/unknown-elf.h: Ditto.
3025 * config/arm/wince-pe.h: Ditto.
3026 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3027 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3028 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3030 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
3032 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
3033 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
3034 altivec_lvx_4sf): Rename and replace with ...
3035 (altivec_lvx_<mode>): ... mode macro version.
3036 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
3037 altivec_stvx_4sf): Rename and replace with ...
3038 (altivec_stvx_<mode>): ... mode macro version.
3039 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
3040 (mov<mode>): ... mode macro version.
3041 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
3042 *movv4sf_internal1): Replace with ...
3043 (*mov<mode>_internal): ... mode macro version.
3044 (get_vrsave_internal, *set_vrsave_internal, *save_world,
3045 *restore_world): Unquote output statements.
3046 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
3047 altivec_expand_st_builtin): Adjust insn names.
3049 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
3051 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
3053 (rs6000_override_options): Likewise.
3054 (spe_build_register_parallel): Handle complex doubles on e500v2.
3055 (rs6000_spe_function_arg): Likewise.
3056 (function_arg): Likewise.
3057 (rs6000_function_value): Likewise.
3058 (rs6000_libcall_value): Likewise.
3060 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
3062 * ifcvt.c (find_if_block): Move the check for the number of edges
3063 above the loops checking for complex edges.
3064 Remove the counting of edges as we use EDGE_COUNT now.
3066 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
3068 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
3069 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
3071 2004-11-18 Andreas Schwab <schwab@suse.de>
3073 * config/i386/i386.md (define_peephole2): Revert last change.
3075 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
3077 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
3078 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
3080 2004-11-18 Diego Novillo <dnovillo@redhat.com>
3082 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
3085 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
3087 * Makefile.in (macro_list): Depend on s-macro_list.
3088 (s-macro_list): New target.
3090 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
3093 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
3094 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
3095 (fold_range_test): Adjust.
3096 (fold_truthop): Use it.
3097 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
3098 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
3100 2004-11-18 Uros Bizjak <uros@kss-loka.si>
3102 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
3103 insn split constraint.
3104 (define_peephole2): Remove unneeded "&& 1" from peephole2
3107 2004-11-18 Ben Elliston <bje@au.ibm.com>
3109 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
3110 element for bsi_prev; use @findex instead.
3112 2004-11-18 Ben Elliston <bje@au.ibm.com>
3114 * opts.h (add_input_filename): Remove extern declaration.
3115 * opts.c (add_input_filename): Make static.
3117 2004-11-17 Mark Mitchell <mark@codesourcery.com>
3119 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
3122 2004-11-17 Zack Weinberg <zack@codesourcery.com>
3124 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
3125 * system.h: Poison it.
3126 * doc/tm.texi: Delete its documentation.
3128 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
3129 Mark Mitchell <mark@codesourcery.com>
3131 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
3132 * config/i386/i386.c (i386_solaris_elf_named_section): New
3134 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
3135 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
3137 (ASM_QUAD): Don't undefine for biarch targets.
3138 * config/i386/t-sol2: Introduce multilib support.
3140 2004-11-18 Ben Elliston <bje@au.ibm.com>
3142 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
3144 2004-11-18 Ben Elliston <bje@au.ibm.com>
3146 * cgraph.h: Replace "it's" with "its" throughout.
3148 2004-11-18 Ben Elliston <bje@au.ibm.com>
3150 * doc/rtl.texi (Flags): Grammar fix.
3152 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
3154 * expmed.c (alg_code): Add alg_unknown.
3155 (alg_hash_entry): New.
3156 (NUM_ALG_HASH_ENTRIES): Likewise.
3157 (alg_hash): Likewise.
3158 (synth_mult): Cache the result into alg_hash.
3160 2004-11-17 Zack Weinberg <zack@codesourcery.com>
3162 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
3163 config/rs6000/libgcc-ppc64.ver.
3165 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
3167 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
3168 checking if an unconditional return is followed by a barrier.
3170 * jump.c (condjump_p): Remove unreachable code.
3172 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
3173 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
3174 tree-ssa-live.h, tree.h: Remove unused prototypes.
3176 2004-11-17 Jeff Law <law@redhat.com>
3178 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
3179 (edge_to_cases_elt): Renamed from edge_to_case_leader.
3180 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
3181 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
3182 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
3183 (get_cases_for_edge): New function.
3184 (start_recording_case_labels, end_recording_case_labels): Similarly.
3185 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
3186 chain equivalent CASE_LABEL_EXPRs together.
3187 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
3188 (make_switch_expr_edges): Do not record edge/cases here.
3189 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
3190 (split_critical_edges): Record cases around the edge splitting code.
3191 (cleanup_dead_labels): Use CASE_LABEL again.
3192 (tree_redirect_edge_and_branch): If we have a mapping from edge
3193 to cases, use it to handle redirections. Else do it the slow way.
3194 * tree.h (CASE_LEADER_OR_LABEL): Kill.
3195 (CASE_LABEL): Revert to just looking at the tree's second operand.
3196 * tree.c (get_case_label): Kill.
3198 2004-11-17 Diego Novillo <dnovillo@redhat.com>
3200 PR tree-optimization/18307
3201 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
3202 'orig' are the same node.
3203 (collect_points_to_info_r): Do not call merge_pointed_to_info
3204 when the PHI argument is identical to the LHS.
3206 2004-11-17 Steven Bosscher <stevenb@suse.de>
3208 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
3209 to insert the exit or entry block.
3210 (ssa_prop_init): Use add_control_edge to seed the algorithm.
3212 2004-11-16 Zack Weinberg <zack@codesourcery.com>
3214 * mkmap-flat.awk, mkmap-symver.awk: If the last version
3215 assigned to a symbol was '%exclude', do not emit it anywhere.
3216 If leading_underscore is true, prefix all symbols from the
3217 version scripts with a leading underscore before comparing
3218 them with nm output or emitting them. Remove support for dot
3220 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
3221 (SHLIB_MAPFILES): Use libgcc-std.ver.
3222 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
3223 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
3224 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
3225 libgcc-excl.ver and libgcc-glibc.ver.
3227 * config/sh/libgcc-excl.ver: New file.
3228 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
3230 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
3232 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
3233 the test when the edge has the opposite meaning, not when
3234 the first argument is invariant.
3236 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
3238 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
3240 (rs6000_complex_function_value): Handle e500 v2 variant.
3242 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
3244 Fix PR tree-optimization/18519
3246 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
3247 * tree-pass.h: Add TODO_cleanup_cfg.
3248 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
3249 (ccp_finalize): Remove call to cleanup_cfg.
3250 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
3251 (pass_cd_dce): Ditto.
3252 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
3253 dump_function_to_file.
3254 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
3256 (pass_ch): Add TODO_cleanup_cfg.
3257 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
3259 (pass_loop_done): Add TODO_cleanup_cfg.
3260 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
3261 (tree_ssa_phiopt): Remove call to cleanup_cfg.
3263 2004-11-16 Devang Patel <dpatel@apple.com>
3265 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
3267 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
3269 * expmed.c, ra-colorize.c: Fix comment typos.
3271 * doc/tm.texi: Fix typos.
3273 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3274 Mark Mitchell <mark@codesourcery.com>
3277 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
3280 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
3282 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
3283 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
3285 2004-11-16 Devang Patel <dpatel@apple.com>
3287 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
3289 2004-11-16 Eric Christopher <echristo@redhat.com>
3291 * config/mips/mips.c: Use rtl _P predicates.
3292 * config/mips/mips.h: Ditto.
3293 * config/mips/mips.md: Ditto.
3295 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
3297 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
3300 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
3302 * config/s390/s390.c (s390_cc_modes_compatible): New function.
3303 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
3305 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
3308 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
3309 before and after the insns for getting GOT address in non-PIC
3310 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
3313 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
3315 * gcc/cse.c (struct change_cc_mode_args): New structure.
3316 (cse_change_cc_mode_insn): New function.
3317 (cse_change_cc_mode): Use validate_change to perfom changes.
3318 (cse_change_cc_mode_insns, cse_condition_code_reg):
3319 Call cse_change_cc_mode_insn.
3321 2004-11-16 Steven Bosscher <stevenb@suse.de>
3325 2004-11-16 Steven Bosscher <stevenb@suse.de>
3327 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
3329 2004-11-15 Dale Johannesen <dalej@apple.com>
3331 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
3333 2004-11-15 Dale Johannesen <dalej@apple.com>
3335 * profile.c (compute_branch_probabilities): Prevent
3336 crash with EH in RTL-based profiling.
3338 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
3340 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
3342 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3343 * tree-ssa-dom.c (thread_across_edge): Likewise.
3344 * tree-vectorizer.c (vect_transform_loop_bound): Replace
3345 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
3348 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
3349 (tree_flow_call_edges_add): Update the call to
3350 bsi_commit_edge_inserts.
3351 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
3352 * profile.c (branch_prob): Likewise.
3353 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
3354 * tree-sra.c (scalarize_function): Likewise.
3355 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
3356 * tree-ssa-pre.c (fini_pre): Likewise.
3357 * tree-flow.h: Update the prototype for
3358 bsi_commit_edge_inserts.
3360 2004-11-15 Eric Christopher <echristo@redhat.com>
3362 * sched-deps.c (set_sched_group_p): Delete.
3363 (delete_all_dependencies): New function.
3364 (fixup_sched_groups): Use. New function.
3365 (sched_analyze_insn): Use.
3367 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
3369 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
3370 RROTATE_EXPR or unknown code.
3371 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
3372 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
3373 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
3376 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
3379 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
3380 after processing the declarator.
3382 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
3384 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
3386 (altivec_vspltb): Same.
3387 (altivec_vspltw): Same.
3388 (altivec_vspltisb): Same.
3389 (altivec_vspltish): Same.
3390 (altivec_vspltisw): Same.
3391 (altivec_vspltisw_v4sf): Same.
3392 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
3394 Move "End of vector xor's" comment to the right place.
3396 2004-11-15 Steve Ellcey <sje@cup.hp.com>
3398 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
3399 instead of nonimmediate_operand.
3401 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3403 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
3404 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
3405 * config/sol2.c (solaris_output_init_fini): Update calls to
3406 ASM_OUTPUT_CALL. Include "rtl.h".
3408 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3410 * config/sol2-c.c (cmn_err_char_table): Add "p".
3412 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3414 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
3415 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
3417 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3419 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
3420 within the multilib directory.
3422 2004-11-15 Nick Clifton <nickc@redhat.com>
3424 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
3425 builtin assert of cpu=xstormy16.
3427 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
3429 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
3432 2004-11-14 Richard Henderson <rth@redhat.com>
3435 * calls.c (struct arg_data): Add parallel_value.
3436 (precompute_register_parameters): Set it.
3437 (load_register_parameters): Use it.
3438 (store_one_arg): Also set it here.
3440 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
3442 PR tree-optimization/18431
3443 * fold-const.c (associate_trees): Do not produce x + 0.
3444 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
3446 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
3448 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
3449 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
3451 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3453 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
3455 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
3457 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
3458 value-prof.c: Fix comment typos.
3460 2004-11-14 Stan Shebs <shebs@apple.com>
3462 Basic ABI changes for passing structs by value in 64-bit Darwin.
3463 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
3464 (rs6000_override_options): Set it for 64-bit Darwin.
3465 (rs6000_parse_abi_options): Add testing options to change it.
3466 (rs6000_return_in_memory): Test whether the type is one
3467 that can be passed in registers.
3468 (darwin64_function_arg_advance): New.
3469 (function_arg_advance): Call it, plus add recursion depth
3470 argument and test when counting off arguments.
3471 (rs6000_darwin64_function_arg): New.
3472 (function_arg): Call it.
3473 (setup_incoming_varargs): Add argument to function_arg_advance.
3474 (rs6000_darwin64_function_value): New.
3475 (rs6000_function_value): Call it.
3476 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
3477 * config/rs6000/rs6000-protos.h: Update decl of
3478 function_arg_advance.
3480 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
3483 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
3484 support TImode before adding __int128_t and __uint128_t types.
3486 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
3489 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
3490 (vect_transform_loop_bound): Set loop->nb_iterations.
3492 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
3493 Andrew Pinski <pinskia@physics.uc.edu>
3496 * tree-vectorize.c (vect_build_loop_niters): Do not insert
3497 NULL into the instruction stream. Initialize new_bb to NULL.
3498 (vect_update_ivs_after_vectorizer): Likewise.
3499 (vect_gen_niters_for_prolog_loop): Likewise.
3501 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
3503 PR tree-optimization/18431
3504 * tree-flow.h (stmt_references_memory_p): Declare.
3505 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
3506 * tree-ssa.c (stmt_references_memory_p): New function.
3508 2004-11-14 Andreas Schwab <schwab@suse.de>
3510 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
3513 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
3515 * c-common.c (walk_stmt_tree): Remove.
3516 * c-common.h: Remove the corresponding prototype.
3518 * emit-rtl.c (push_to_full_sequence): Remove.
3519 * rtl.h: Remove the corresponding prototype.
3521 * cselib.c, expr.c: Fix comment typos.
3523 2004-11-13 Richard Henderson <rth@redhat.com>
3525 * calls.c (precompute_register_parameters): Force all PARALLELs
3526 into pseudo registers.
3527 (load_register_parameters): Copy PARALLELs into hard registers.
3528 * function.c (assign_parm_setup_block): Copy PARALLELS into
3529 pseudo registers. Do emit_group_store in conversion_insns.
3530 * expr.c (emit_group_load_1): Rename from emit_group_load, take
3531 tmps as an argument. Move final copy loop ...
3532 (emit_group_load): ... here. New function.
3533 (emit_group_load_into_temps, emit_group_move_into_temps): New.
3534 * expr.h: Declare them.
3536 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
3538 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
3539 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
3540 with PHI_CHAIN where appropriate.
3542 2004-11-13 Dale Johannesen <dalej@apple.com>
3544 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
3545 (tree_block_label): Ditto.
3546 (flush_pending_stmts): Ditto.
3547 (insert_edge_copies): Ditto.
3548 (expr_invariant_in_loop_p): Ditto.
3549 (TDF_USE_OPS): Parenthesize definition.
3550 (TDF_USE_VOPS): Ditto.
3552 2004-11-13 David Edelsohn <edelsohn@gnu.org>
3554 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
3555 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
3557 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
3559 2004-11-14 Joseph Myers <joseph@codesourcery.com>
3561 * config/i386/i386.c (override_options): Move loop to set default
3562 tuning to correct place.
3564 2004-11-13 Zak Kipling <zak@transversal.com>
3567 * config/i386/i386.c (classify_argument): Fix infinite loop when
3568 passing object with 3 or more base classes by value.
3570 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3572 * doc/md.texi (constraints) <% modifier>: Mention that it is
3573 useless when the two alternatives are strictly identical.
3575 2004-11-13 Richard Henderson <rth@redhat.com>
3577 * expmed.c (extract_split_bit_field): Temporarily disable call to
3578 extract_force_align_mem_bit_field.
3580 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
3582 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
3585 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
3586 lambda-code.c, postreload.c, predict.c, tree-sra.c,
3587 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
3589 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
3591 * doc/install.texi (automake): Correctly document that everything now
3592 will use automake 1.9.3.
3594 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
3597 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
3598 TImode. Sorry for other non-complex larger-than-64-bit modes.
3599 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
3601 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
3603 * doc/install.texi (automake): Document that everything now uses 1.9.
3605 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
3607 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
3610 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
3612 * tree.h: Fix comment typos.
3614 2004-11-13 Steven Bosscher <stevenb@suse.de>
3616 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
3617 HARD_REGISTER_NUM_P.
3619 * cselib.c (new_cselib_val): Make comment correct and more detailed.
3620 * flow.c (mark_set_1): Likewise.
3622 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3623 duplicate_eh_regions): Remove.
3624 * except.h (duplicate_eh_regions): Remove prototype.
3625 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
3626 global_const_equiv_varray): Remove.
3627 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
3628 global_const_equiv_varray, set_label_in_map): Remove prototypes,
3629 extern declaration, and #define.
3630 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
3631 (struct inline_remap): Remove.
3632 * varray.c (struct element): Remove entry for const_equiv_data.
3633 * varray.h (struct const_equiv_data): Remove.
3634 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
3635 (union varray_data_tag) <const_equiv>: Remove.
3636 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
3637 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
3639 * regstack.c (record_label_references): Remove unused function.
3641 * rtl.def (VALUE): Update comment.
3642 (LABEL_REF): Remove unused operand 2.
3643 * rtl.h (struct rtx_def): Update for removed accessor macros.
3644 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
3645 REG_LOOP_TEST_P): Remove.
3646 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
3647 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
3648 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
3650 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
3651 Eric Botcazou <ebotcazou@libertysurf.fr>
3654 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
3656 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
3657 (V32I): New macro for 32-bit modes.
3658 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
3659 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
3660 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
3661 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
3662 one_cmpldi_sp64): Use V64I instead of DI.
3663 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
3664 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
3665 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
3666 (nandv64i_vis, nandv32i_vis): New patterns.
3668 2004-11-12 Mike Stump <mrs@apple.com>
3670 * Makefile.in: Add html support.
3671 * java/Make-lang.in: Likewise.
3672 * fortran/Make-lang.in: Likewise.
3673 * treelang/Make-lang.in: Likewise.
3674 * doc/install.texi: Likewise.
3675 * doc/makefile.texi: Likewise.
3676 * doc/sourcebuild.texi: Likewise.
3678 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
3680 * tree-ssa-loop-manip.c: Fix a comment typo.
3682 2004-11-12 Mike Stump <mrs@apple.com>
3684 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
3685 renaming this node to Concept Index.
3686 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
3687 to more closely match gcc.texi.
3689 2004-11-12 Jeff Law <law@redhat.com>
3691 * tree-cfg.c (hashtab.h): Include.
3692 (struct edge_to_case_leader_elt): New structure.
3693 (edge_to_case_leader): New.
3694 (edge_to_case_leader_hash): New hashtable hasing function.
3695 (edge_to_case_leader_eq): New hashtable equality function.
3696 (record_switch_edge): New function.
3697 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
3698 (make_switch_expr_edges): Build the edge-to-case-leader
3699 hash table. Tear down the hash table when we're done.
3700 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
3702 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
3703 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
3704 to use new concept of case leaders to reduce overhead of
3705 redirecting outgoing edges from switch statements.
3706 * tree.c (get_case_label): New function.
3707 * tree.h (CASE_LABEL): Define in terms of get_case_label.
3708 (CASE_LEADER_OR_LABEL): Define.
3710 2004-11-12 Ziemowit Laski <zlaski@apple.com>
3712 * varasm.c (output_addressed_constants): For CONST_DECLs,
3713 output the initializer if present.
3715 2004-11-12 Ziemowit Laski <zlaski@apple.com>
3717 * config/rs6000/darwin.h: Fix confusing typo in comment.
3719 2004-11-12 Devang Patel <dpatel@apple.com>
3721 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
3723 2004-11-12 Devang Patel <dpatel@apple.com>
3725 * tree-if-conv.c (clean_predicate_lists): Use loop header
3728 2004-11-12 Richard Henderson <rth@redhat.com>
3731 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
3732 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3733 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
3734 * config/i386/i386-modes.def (XF): Use it.
3736 2004-11-11 Geoffrey Keating <geoffk@apple.com>
3738 * Makefile.in (macro_list): Use move-if-change to avoid spurious
3741 2004-11-12 Mark Mitchell <mark@codesourcery.com>
3744 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
3745 when deciding whether to pass a variable to
3746 cgraph_varpool_finalize_decl or assemble_variable.
3747 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
3749 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
3751 * tree-vectorizer.c: Fix a comment typo.
3753 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
3755 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
3757 2004-11-12 Diego Novillo <dnovillo@redhat.com>
3759 * tree-scalar-evolution.c (analyzable_condition): Remove
3760 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
3762 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
3764 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3765 Remove m505/roe multilib variant.
3767 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3769 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
3770 to load from the stack.
3772 2004-11-12 Richard Henderson <rth@redhat.com>
3774 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
3775 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
3776 * toplev.h (FL2T__): Remove.
3777 (CLZ_HWI): Rename from FL2T_CLZ__.
3779 (floor_log2): Simplify.
3782 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
3784 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
3785 compute the first overlapping iterations.
3787 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
3790 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
3791 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
3793 2004-11-12 Steven Bosscher <stevenb@suse.de>
3795 PR tree-optimization/18419
3796 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
3797 pointer set instead of a bitmap.
3798 (walk_use_def_chains): Create, pass and clean up that pointer_set.
3800 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
3802 (init_alias_info): Allocate and zero it here.
3803 (delete_alias_info): Delete it here.
3804 (collect_points_to_info_for): Use it.
3806 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
3808 * alias.c (record_alias_subset, addr_side_effect_eval):
3810 * alias.h: Remove the prototype for record_alias_subset.
3811 * expr.h: Remove the commented-out prototype for
3812 record_alias_subset.
3813 * rtl.h: Remove the prototype for addr_side_effect_eval.
3815 * cfglayout.c (choose_inner_scope): Make it static.
3816 * rtl.h: Remove the corresponding prototype.
3818 * cfgloopmanip.c (update_single_exits_after_duplication,
3819 unloop): Make them static.
3820 * cfgloop.h: Remove the corresponding prototypes.
3822 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
3824 * c-tree.h: Remove the corresponding prototypes.
3826 * explow.c (round_push): Make it static.
3827 * expr.h: Remove the corresponding prototype.
3829 * varasm.c (get_named_section_flags, decl_tls_model): Make
3831 * output.h: Remove the prototype for get_named_section_flags.
3832 * tree.h: Remove the prototype for decl_tls_model.
3834 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
3836 * function.c (expand_function_end): Remove an "if" statement
3837 that always triggers.
3838 * stmt.c (expand_null_return_1): Likewise.
3840 2004-11-11 James E. Wilson <wilson@specifixinc.com>
3842 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
3843 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
3844 CLASS_MAX_NREGS): Likewise.
3846 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3848 PR tree-optimization/17742
3849 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
3850 MINUS_EXPR correctly.
3852 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
3854 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
3855 Give up as soon as the evolution is known not computable.
3857 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
3860 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
3861 mask64_1or2_operand.
3862 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
3863 to spot rlwinm opportunities.
3864 (and64_2_operand): Use mask_1or2_operand.
3865 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
3867 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
3869 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
3870 (vect_update_ivs_after_vectorizer): Update function documentation.
3871 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
3873 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
3875 * config/arm/arm.c: Fix a comment typo.
3877 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
3879 * bitmap.h (nBITMAP_WORD_BITS): Remove.
3880 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
3881 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
3883 (bitmap_first_set_bit): Return unsigned, use ctzl.
3884 (bitmap_last_set_bit): Remove.
3885 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
3887 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
3888 remove special case code for two word elements.
3889 (bitmap_last_set_bit): Remove.
3890 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
3891 bitmap_first_set_bit with bitmap_empty_p.
3892 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
3893 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
3894 bitmap_last_bit_set.
3896 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
3899 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
3902 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
3903 unsigned equality compare when we know the operands are unsigned.
3905 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
3907 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
3908 __PIC__ and __pic__ only if TARGET_ABICALLS.
3909 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
3910 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
3911 -KPIC only if not -mno-abicalls.
3913 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
3914 * config/sparc/linux.h, config/sparc/linux64.h
3915 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
3917 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
3918 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
3919 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
3920 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
3922 2004-11-11 Paul Brook <paul@codesourcery.com>
3924 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
3925 register if current_function_uses_pic_offset_table is set.
3927 2004-11-10 David Edelsohn <edelsohn@gnu.org>
3929 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
3930 Change multi-instruction sequences to new attribute.
3931 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
3932 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
3933 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
3935 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
3937 * tree-data-ref.c (build_classic_dist_vector): If either loop
3938 is outside of the nest we asked about, the dependence can't
3940 (build_classic_dir_vector): Ditto.
3942 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
3944 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
3946 (force_var_cost): Determine cost of addition and multiplication more
3948 (get_computation_cost_at): Add cost for computing address elements to
3951 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
3952 one of the arguments of MINUS_EXPR is an address.
3953 (split_address_to_core_and_offset): New function.
3954 (ptr_difference_const): Handle case when one of the operands is a
3956 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
3957 (ptr_difference_cost): Pass addresses instead of objects to
3958 ptr_difference_const.
3960 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
3962 * tree.c (tree_check_failed): Emit general error if the list of
3963 node types is empty.
3965 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3967 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
3968 argument. When the union is passed in the 6th slot, build a
3969 PARALLEL with only one element.
3970 (function_arg): Adjust call to function_arg_union_value.
3971 (function_value): Likewise.
3973 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
3975 PR tree-optimization/17892
3976 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
3977 MINUS_EXPR operator.
3979 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
3982 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
3983 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
3985 2004-11-10 Steven Bosscher <stevenb@suse.de>
3987 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
3988 (struct basic_block_def): Remove local_set and cond_local_set
3989 fields. Update comment for global_live_at_start.
3990 * flow.c (calculate_global_regs_live): Allocate local_sets and
3991 cond_local_sets here as arrays of bitmaps previously stored in
3992 bb->local_set and bb->cond_local_set. Use xmalloc instead of
3993 obstack allocated bitmaps.
3995 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
3998 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
4001 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
4003 2004-11-09 Jeff Law <law@redhat.com>
4005 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
4006 argument holding last unvisited block. Start search for
4007 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
4008 (connect_infinite_loops_to_exit): Supply last unvisited block
4009 to flow_dfs_compute_reverse_execute.
4011 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
4013 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
4015 (floatunssidf2): Same.
4017 ("extendsfdf2"): New expander.
4018 (*extendsfdf2_fpr): Rename.
4019 (*truncdfsf2_fpr): Same.
4020 (*negdf2_fpr): Same.
4021 (*absdf2_fpr): Same.
4022 (*nabsdf2_fpr): Same.
4023 (*adddf3_fpr): Same.
4024 (*subdf3_fpr): Same.
4025 (*muldf3_fpr): Same.
4026 (*divdf3_fpr): Same.
4028 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
4029 ("spe_fix_truncdfsi2"): Same.
4030 (spe_floatunssidf2): Same.
4031 (spe_floatsidf2): Same.
4033 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4036 * c-common.c (fname_decl): Don't use line number of decl in
4039 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4041 * config/s390/s390-protos.h (s390_pool_operand): Remove.
4042 * config/s390/s390.c (s390_pool_operand): Likewise.
4043 (s390_extra_constraint_str): Handle 'B' constraints.
4044 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
4045 * config/s390/s390.md: Document 'B' constraints.
4046 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
4047 s390_pool_operand to prevent insns with two literal pool
4048 references. Make pattern commutative.
4049 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
4050 'B' constraint instead of s390_pool_operand.
4052 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4054 * tree-cfg.c (create_bb): Remove unnecessary memset.
4056 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4058 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
4059 (thread_block): Call flush_pending_stmt instead of
4062 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4064 * loop-iv.c (iv_number_of_iterations): Make it static.
4065 * cfgloop.h: Remove the corresponding prototype.
4067 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4069 * function.c (combine_temp_slots, assign_parms,
4070 expand_pending_sizes): Make them static.
4071 * tree.h: Remove the corresponding prototypes.
4073 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4075 * emit-rtl.c (copy_most_rtx): Remove.
4076 * rtl.h: Remove the corresponding prototype.
4078 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4080 * cfgloop.c (flow_loops_update): Remove.
4081 * cfgloop.h: Remove the corresponding prototype.
4083 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4085 * conflict.c (mark_reg, conflict_graph_compute): Remove.
4086 * basic-block.h: Remove the prototype for
4087 conflict_graph_compute.
4089 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4091 * tree-if-conv.c (add_to_dst_predicate_list): Change the
4092 second argument to basic_block.
4093 (tree_if_convert_cond_expr): Update call sites.
4095 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4097 * fold-const.c (pedantic_non_lvalue): Make it static.
4098 * tree.h: Remove the corresponding prototype.
4100 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4102 * optabs.c (prepare_operand): Make it static.
4103 * optabs.h: Remove the corresponding prototype.
4105 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4107 * reload1.c (reloads_conflict, gen_reload): Make them static.
4108 * reload.h: Remove the corresponding prototypes.
4110 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4112 * reload.c (refers_to_mem_for_reload_p,
4113 refers_to_regno_for_reload_p): Make them static.
4114 * reload.h: Remove the corresponding prototypes.
4116 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
4117 Eric Botcazou <ebotcazou@libertysurf.fr>
4120 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
4121 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
4122 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
4123 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
4124 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
4125 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
4126 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
4127 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
4128 MODE_VECTOR_INT modes.
4129 (sparc_extra_constraint_check): Add new constraint 'Y'.
4130 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
4131 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
4132 (V64): New mode macro for 64-bit modes.
4133 (movsf): Use V32 for mode instead of SF.
4134 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
4135 alongside 'G' constraint.
4136 (movdf): Use V64 for mode instead of DF.
4137 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
4138 of DF. Add 'Y' constraint alongside 'G' constraint.
4139 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
4142 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4144 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
4145 integer NEG and ABS.
4146 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
4147 ("*negdi2_31"): Reimplement using a splitter.
4148 ("*negdi2_cc", "*negdi2_cconly"): New insns.
4149 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
4150 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
4151 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
4152 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
4153 ("*absdi2_cc", "*absdi2_cconly"): New insns.
4154 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
4155 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
4156 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
4157 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
4158 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
4159 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
4160 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
4161 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
4162 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
4164 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4166 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
4167 when eliminating an UNSPEC_CMPINT.
4168 (s390_secondary_input_reload_class): Fix test for CC register reload.
4169 (s390_secondary_output_reload_class): Likewise.
4170 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
4171 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
4172 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
4173 insn patterns with splitters.
4175 2004-11-09 David Edelsohn <edelsohn@gnu.org>
4177 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
4178 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
4180 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4182 * tree-phinodes.c (phi_reverse): New.
4183 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
4185 * tree-flow.h: Add a prototype for phi_reverse.
4187 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4189 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4191 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
4194 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
4197 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4199 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
4200 instead of "arg" in diagnostics.
4202 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4204 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
4205 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
4206 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
4207 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4208 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
4209 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
4210 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
4211 config/iq2000/iq2000.c, config/m32r/m32r.c,
4212 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
4213 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
4214 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
4215 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
4216 config/sh/symbian.c, config/stormy16/stormy16.c,
4217 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
4218 and %> as appropriate. Use %' as apostrophe in diagnostics where
4219 applicable. Use %< and %> in place of '' quotes where applicable.
4220 Use %qs in place of %<%s%>. Consistently quote __builtin function
4223 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
4225 * gdbinit.in (pbb, pbm): New macros.
4227 2004-11-08 Jeff Law <law@redhat.com>
4229 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
4230 implementing it inline.
4232 * cfganal.c (find_edge): Search pred->succs or succ->preds,
4233 whichever is shorter.
4235 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4237 * passes.c (rest_of_handle_jump): Remove dead code.
4239 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4241 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
4242 the last used element in the worklist.
4244 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4246 * tree-inline.c (remap_save_expr): Make it static.
4247 * tree-inline.h: Remove the corresponding prototype.
4249 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4251 * tree-ssa-loop-niter.c (upper_bound_in_type,
4252 lower_bound_in_type): Make them static.
4253 * tree.h: Remove the corresponding prototypes.
4255 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4257 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
4259 * tree-ssa-live.h: Remove the corresponding prototypes.
4261 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4263 * tree-if-conv.c (tree_if_conversion): Make it static.
4264 * tree-flow.h: Remove the corresponding prototype.
4266 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4268 * tree-ssa-operands.c (build_ssa_operands): Make it static.
4269 * tree-flow.h: Remove the corresponding prototype.
4271 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
4274 * tree-inline.c (copy_body_r): Change "t = t" to empty
4275 statement instead of "t".
4277 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4279 * modulo-sched.c (create_partial_schedule,
4280 free_partial_schedule, reset_partial_schedule,
4281 ps_add_node_check_conflicts, rotate_partial_schedule): Make
4284 2004-11-08 Richard Henderson <rth@redhat.com>
4286 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
4289 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4291 * sched-deps.c (add_insn_mem_dependence): Make it static.
4292 * sched-int.h: Remove the corresponding prototypes.
4294 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4296 * flow.c (allocate_bb_life_data): Make it static.
4297 * basic-block.h: Remove the corresponding prototype.
4299 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4301 * calls.c (split_complex_values, split_complex_types): Make
4303 * expr.h: Remove the corresponding prototypes.
4305 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
4307 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
4308 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4310 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4312 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
4313 statements that always trigger.
4315 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4317 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
4318 tree-scalar-evolution.c, tree-ssa-loop-im.c,
4319 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
4320 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
4323 2004-11-08 Ben Elliston <bje@au.ibm.com>
4325 * cgraph.h (cgraph_calls_p): Remove.
4326 * cgraph.c (cgraph_calls_p): Likewise.
4328 * varray.h (varray_copy): Remove.
4329 * varray.c (varray_copy): Likewise.
4331 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
4334 * config/darwin.c (machopic_indirect_data_reference):
4335 Call gen_macho_high and gen_macho_low instead of
4336 checking the mode and calling gen_macho_high_di directly.
4337 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4338 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
4340 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
4341 load_macho_picbase, macho_low, macho_high): Removed.
4342 (builtin_setjmp_receiver): Call gen_macho_high and
4343 gen_macho_low instead of checking the mode and calling
4344 gen_macho_high_di directly.
4345 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
4346 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
4347 Moved from rs6000.md.
4348 (macho_high): New expander.
4349 (macho_high_si): Renamed version of macho_high from rs6000.md.
4350 (macho_low): New expander.
4351 (macho_low_si): Renamed version of macho_low from rs6000.md.
4352 (load_macho_picbase): New expander.
4353 (load_macho_picbase_si): Renamed version of load_macho_picbase
4355 (macho_correct_pic): New expander.
4356 (macho_correct_pic_si): Renamed version of macho_correct_pic
4359 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
4361 * c-decl.c (finish_struct): Use complete sentences for diagnostic
4362 for structures or unions with no members or named members.
4364 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
4366 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
4367 taking address of bit-field by assertion.
4369 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4371 * config/s390/s390.md (attribute "op_type"): Default to "NN".
4372 (attribute "atype"): Default to "agen".
4373 (attribute "length"): Default to 6.
4374 (define_asm_attibutes): Remove.
4375 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
4376 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
4377 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
4378 Do not set type attribute to "cs" where already default.
4379 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
4381 Do not set type attribute to "other" where already default.
4382 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
4383 "*strlendi", "*strlensi",
4384 "*movmem_long_64", "*movmem_long_31",
4385 "*clrmem_long_64", "*clrmem_long_31",
4386 "*cmpmem_long_64", "*cmpmem_long_31",
4387 "*cmpint_si", "*cmpint_di",
4388 "addti3", "*adddi3_31z", "*adddi3_31",
4389 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
4390 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
4391 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
4392 "*pool_entry", "pool_align", "pool_section_start",
4393 "pool_section_end", "main_pool", "reload_base_31", "pool"):
4394 Do not set op_type attribute to "NN" where already default.
4395 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
4396 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
4397 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
4398 Do not set atype attribute to "agen" where already default.
4399 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
4401 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
4403 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
4405 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
4408 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
4409 R3000 and R4000 macros on IRIX.
4411 2004-11-06 Andreas Schwab <schwab@suse.de>
4414 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
4417 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4419 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
4421 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4423 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
4424 matches no insns already matched by other reservations.
4425 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
4426 matches no insns already matched by other reservations.
4427 ("x_ss"): Remove, replace by ...
4428 ("x_cs"): ... this new reservation. Check type instead of op_type.
4429 Update bypasses to use x_cs instead of x_ss.
4430 ("x_nn"): Remove, replace by ...
4431 ("x_other"): ... this new reservation. Check type instead of op_type.
4432 Add x_other and x_branch to bypasses.
4433 ("x_vs"): New reservation.
4434 * config/s390/s390.md (attribute "type"): Default according to op_type.
4435 ("*execute"): Set type to "cs".
4437 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4439 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
4440 if we are in GIMPLE.
4442 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
4444 PR rtl-optimization/17933
4445 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
4446 (covers_regno_p): New function. Handle SETs of PARALLEL,
4447 and defer the rest to...
4448 (covers_regno_no_parallel_p): New function.
4450 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4452 * config/sparc/sparc.c (function_arg_record_value_1): Skip
4453 fields with zero length.
4454 (function_arg_record_value_2): Likewise.
4455 (function_arg_record_value_3): Use smallest_mode_for_size
4456 instead of mode_for_size.
4457 (function_arg_union_value): Return naked register for unions
4460 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4462 * config/sparc/sparc.c (scan_record_type): Handle vector types.
4463 (function_arg_slotno): Handle vector types specially.
4464 (function_arg_record_value_1): Split fields with vector type and
4465 BLKmode into their subparts.
4466 (function_arg_record_value_2): Likewise. Be prepared to handle
4467 more than 2 registers per field.
4468 (function_arg_union_value): Increment regno inside the loop.
4469 (function_arg_vector_value): New function.
4470 (function_arg): Use it to split fields with vector type and
4471 BLKmode into their subparts and build a PARALLEL. Treat
4472 other vector types like floats.
4473 (function_value): Likewise.
4474 (sparc_pass_by_reference): Handle vector types.
4475 (sparc_return_in_memory): Likewise.
4477 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4479 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
4480 statement that never triggers.
4482 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4484 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
4485 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
4486 ("x_fdivd"): Use also for fsqrtd type.
4487 ("x_fdivs"): Use also for fsqrts type.
4488 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
4489 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
4490 ("fix_truncdfsi2_ibm"): Set type to "other".
4491 ("floatdidf2", "floatdisf2"): Do not clobber CC.
4492 ("floatsidf2", "floatsidf2_ieee"): Likewise.
4493 ("floatsisf2", "floatsisf2_ieee"): Likewise.
4494 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
4495 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
4497 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
4498 ("sqrtdf2"): Set type to "fsqrtd".
4499 ("sqrtsf2"): Set type to "fsqrts".
4501 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4503 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
4504 pointer to the last PHI node in the new PHI chain.
4506 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
4508 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
4509 for non-PIC TLS_MODEL_INITIAL_EXEC case.
4511 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4513 * expmed.c: Fix a comment typo.
4515 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4518 * config/i386/cygming.h
4519 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
4521 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4523 * config/sh/sh4a.md: Fix copyright.
4525 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4527 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
4530 2004-11-05 David Edelsohn <edelsohn@gnu.org>
4532 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
4533 when carry not used. Suggested by Torbjorn Granlund.
4535 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
4536 operand[1] unnecessarily. Suggested by Eric Christopher.
4537 (rs6000_adjust_cost): Increase latency of store to wider load.
4538 (rs6000_rtx_costs): mulli only allows 16-bit constants.
4540 2004-11-05 Stan Shebs <shebs@apple.com>
4542 * config/rs6000/rs6000.c (machopic_output_stub): Output
4543 ldu instead of lwzu for 64-bit stubs.
4545 2004-11-05 Richard Henderson <rth@redhat.com>
4547 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
4549 (alpha_expand_unaligned_store): Likewise.
4551 2004-11-05 Richard Henderson <rth@redhat.com>
4553 * expmed.c (extract_force_align_mem_bit_field): New.
4554 (extract_split_bit_field): Call it.
4556 2004-11-05 Richard Henderson <rth@redhat.com>
4558 * ia64.md (UNSPEC_SHRP): New.
4559 (dshift_count_operand): New.
4560 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
4561 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
4563 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
4565 * c-typeck.c (output_init_element): Return early if value is
4568 2004-11-05 James E Wilson <wilson@specifixinc.com>
4570 * invoke.texi (-fno-guess-branch-probability): Rewrite.
4572 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
4573 1 to UNSPEC_GR_SPILL.
4575 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
4577 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
4578 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
4580 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
4582 * bitmap.h (enum bitmap_bits): Remove.
4583 (bitmap_operation): Remove.
4584 (bitmap_and, bitmap_and_into, bitmap_and_compl,
4585 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4586 bitmap_xor_into): Prototype.
4587 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
4588 (bitmap_operation): Remove.
4589 (bitmap_and, bitmap_and_into, bitmap_and_compl,
4590 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4591 bitmap_xor_into): New.
4592 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
4594 PR tree-optimization/18307
4595 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
4596 and ORIG being the same node.
4598 2004-11-04 Geoffrey Keating <geoffk@apple.com>
4600 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
4601 (install-mkheaders): Install the version built for the
4602 host, not for the build machine.
4603 * configure.ac: Always run fixincludes.
4604 (all_outputs): Remove mkheaders.
4605 * configure: Regenerate.
4606 * fixinc.in: Move to fixincludes/.
4607 * mkfixinc.sh: Likewise.
4608 * mkheaders.in: Likewise.
4609 * README-fixinc: Likewise.
4611 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
4614 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
4615 equivalent on the A4.
4617 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
4619 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
4620 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
4621 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
4622 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
4623 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
4624 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
4625 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
4626 doc/trouble.texi: Correct end-of-sentence markup and markup of
4627 "etc.", "e.g." and "i.e.". Use @code in various places where
4630 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
4632 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
4633 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
4634 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
4637 2004-11-04 Mark Mitchell <mark@codesourcery.com>
4639 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
4640 * doc/extend.texi: Document "notshared" attribute.
4642 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4644 * tree-phinodes.c (make_phi_node): Make it static.
4645 * tree.h: Remove the prototypes for make_phi_node.
4647 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4649 * stmt.c (expand_asm, expand_asm_operands): Make them static.
4650 * tree.h: Remove the prototypes for expand_asm and
4651 expand_asm_operands.
4653 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4655 * passes.c (rest_of_compilation): Make it static.
4656 * toplev.h: Remove the prototype for rest_of_compilation.
4658 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4660 * jump.c (cleanup_barriers): Use delete_insn instead of
4662 (delete_barrier): Remove.
4663 * rtl.h: Remove the corresponding prototype.
4665 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4667 * expr.c (mostly_zero_p): Make it static.
4668 * tree.h: Remove the prototype for mostly_zeros_p.
4670 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4672 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
4674 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4676 * builtins.c (expand_builtin_return_addr,
4677 expand_builtin_longjmp, expand_builtin_trap): Make them static.
4678 * expr.h: Remove the prototypes for expand_builtin_longjmp and
4679 expand_builtin_trap.
4680 * tree.h: Remove the prototype for expand_builtin_return_addr.
4682 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4684 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
4685 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
4686 with VAL being NULL.
4688 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4690 * cfghooks.c (delete_basic_block): Remove code to truncate
4693 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
4695 * flow.c (init_propagate_block_info): Change the type of i to
4698 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
4700 PR tree-optimization/18184
4701 * c-typeck.c (comptypes): Do not treat pointers of different
4702 modes or alias-all flags as equivalent.
4703 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
4705 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
4707 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
4708 reference specific C parser files in examples.
4710 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
4713 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
4714 as OP_INOUT if the instruction is predicated.
4716 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4718 * bitmap.h: Fix a comment typo. Follow spelling conventions.
4719 * tree-vectorizer.c: Fix a comment typo.
4721 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4723 * sdbout.c (SDB_GENERATE_FAKE): Remove.
4724 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
4725 * system.h: Poison SDB_GENERATE_FAKE.
4726 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
4728 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
4730 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
4732 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4735 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
4738 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
4740 * predict.c (propagate_freq): Make bitno unsigned. Move
4741 npredecessors update out of loop.
4743 * bitmap.h (bitmap_iterator): Remove word_bit and bit
4744 fields. Rename others.
4745 (bmp_iter_common_next_1, bmp_iter_single_next_1,
4746 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
4747 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
4748 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
4749 bmp_iter_and_next): Remove.
4750 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
4751 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
4753 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
4754 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
4756 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
4757 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
4758 bitmap_and_into, bitmap_ior_into as appropriate.
4759 * except.c (remove_eh_handler): Likewise.
4760 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
4761 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4762 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
4763 * tree-ssa-live.h (live_merge_and_clear): Likewise.
4764 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
4767 * bitmap.c (bitmap_print): Make bitno unsigned.
4768 * bt-load.c (clear_btr_from_live_range,
4769 btr_def_live_range): Likewise.
4770 * caller-save.c (save_call_clobbered_regs): Likewise.
4771 * cfganal.c (compute_dominance_frontiers_1): Likewise.
4772 * cfgcleanup.c (thread_jump): Likewise.
4773 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4774 * conflict.c (conflict_graph_compute): Likewise.
4775 * ddg.c (add_deps_for_use): Likewise.
4776 * df.c (df_refs_update): Likewise.
4777 * except.c (remove_eh_handler): Likewise.
4778 * flow.c (verify_local_live_at_start, update_life_info,
4779 initialize_uninitialized_subregs, propagate_one_insn,
4780 free_propagate_block_info, propagate_block, find_use_as_address,
4781 reg_set_to_hard_reg_set): Likewise.
4782 * gcse.c (clear_modify_mem_tables): Likewise.
4783 * global.c (global_conflicts, build_insn_chain): Likewise.
4784 * ifcvt.c (dead_or_predicable): Likewise.
4785 * local-alloc.c (update_equiv_regs): Likewise.
4786 * loop.c (load_mems): Likewise.
4787 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
4789 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
4791 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
4792 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
4793 * sched-rgn.c (propagate_deps
4794 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
4795 * tree-dfa.c (dump_dfa_stats
4796 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
4797 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
4799 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
4800 free_temp_expr_table, find_replaceable_exprs): Likewise.
4801 * tree-sra.c (scan_function, scalarize_parms): Likewise.
4802 * tree-ssa-alias.c (init_alias_info,
4803 compute_points_to_and_addr_escape,
4804 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
4805 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
4806 * tree-ssa-live.c (new_tree_live_info, live_worklist,
4807 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
4808 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
4809 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
4810 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
4811 add_call_read_ops): Likewise.
4812 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
4813 * tree-ssa-live.h (num_var_partitions): Return unsigned.
4815 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
4817 PR tree-optimization/18009
4818 * tree-vectorizer.h (enum dr_alignment_support): New type.
4819 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
4820 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
4821 single data_reference (instead of a varray of references).
4822 * tree-vectorizer.c (new_loop_vec_info): Likewise.
4823 (vect_gen_niters_for_prolog_loop): Likewise.
4824 (vect_update_inits_of_drs): Likewise.
4826 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
4827 vect_enhance_data_refs_alignment.
4828 (vect_do_peeling_for_alignment): Likewise.
4829 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
4830 this functionality used to be in vect_analyze_data_refs_alignment.
4831 Also update DR_MISALIGNMENT due to peeling; this functionality used to
4832 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
4833 (vect_analyze_data_refs_alignment): Decision on whether and by how much
4834 to peel moved to vect_enhance_data_refs_alignment. Call
4835 vect_supportable_dr_alignment.
4837 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
4838 (vect_compute_data_refs_alignment): Return bool. Consider return value
4839 of vect_compute_data_ref_alignment and return true/false accordingly.
4840 (vect_enhance_data_refs_alignment): Consider return value of
4841 vect_compute_data_refs_alignment and return true/false accordingly.
4843 (vect_supportable_dr_alignment): New function.
4844 (vectorizable_store): Call vect_supportable_dr_alignment.
4845 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
4846 support checks moved from here to vect_supportable_dr_alignment.
4848 (vect_transform_loop): Avoid 80 columns overflow.
4850 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4852 * timevar.c (timevar_enable): Change from
4854 (timevar_push): Rename to ...
4855 (timevar_push_1): this and remove the
4857 (timevar_pop): Rename to ...
4858 (timevar_pop_1): this and remove the
4860 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
4861 (timevar_pop): New macro.
4862 (timevar_push): New macro.
4863 (timevar_enable): Declare.
4865 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4867 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
4868 libgcc for shared libraries.
4870 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4872 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
4873 * config/s390/s390.c (s390_split_access_reg): New function.
4874 (regclass_map): Add access registers.
4875 (get_thread_pointer): Use access register instead of UNSPEC_TP.
4876 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
4877 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
4878 (TP_REGNUM): New define.
4879 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
4880 REG_ALLOC_ORDER): Add access registers.
4881 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
4882 CANNOT_CHANGE_MODE_CLASS): Support access registers.
4883 (enum reg_class): Add ACCESS_REGS.
4884 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
4885 (REG_CLASS_FROM_LETTER): Add 't' constraint.
4886 (REGISTER_NAMES): Add access registers.
4887 * config/s390/s390.md (UNSPEC_TP): Remove.
4888 ("*movdi_64"): Add access register alternatives. Provide splitters
4889 to split DImode access register <-> GPR moves into SImode moves.
4890 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
4891 ("movstrictsi"): Likewise.
4892 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
4893 ("set_tp_64", "set_tp_31"): Likewise.
4894 ("*set_tp"): New insn.
4896 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4898 * tree-phinodes.c (resize_phi_node): Copy only a portion of
4899 the PHI node currently in use.
4901 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4904 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
4907 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
4909 PR tree-optimization/18270
4910 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
4911 abnormal edges, commit all pending stmts on incoming edges.
4913 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4915 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
4916 cause extra costs. Generate canonical RTL.
4918 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
4920 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
4921 (lambda_compute_target_space). Ditto.
4922 * lambda.h (lambda_trans_matrix): Ditto.
4923 (lambda_linear_expression): Ditto.
4924 (lambda_body_vector): Ditto.
4925 (lambda_loopnest): Ditto.
4926 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
4927 update comments, and remove pointless addition of 0.
4928 (linear_transform_loops): Update comments.
4930 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
4932 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
4935 2004-11-03 Jeff Law <law@redhat.com>
4937 * predict.c (struct block_info_def): Kill "tovisit" field.
4938 (propagate_freq): Accept new "tovisit" parameter. Change
4939 read/write access methods for "tovisit" to check the "tovisit"
4940 bitmap instead of a bit in block_info_def.
4941 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
4942 it to propagate_freq.
4944 * stmt.c (expand_case): Speed up code to detect duplicate case
4945 label targets and count unique case label targets.
4947 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4949 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
4951 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4953 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
4955 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4957 * tree-cfg.c (find_taken_edge): Abort if we are given a
4958 statement that is neither COND_EXPR nor SWITCH_EXPR.
4960 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
4962 * fold-const.c (fold): Reassociate also (x - mult) + mult and
4963 (mult - x) + mult. Cast operands of expression after applying
4964 distributive law to the correct types. Apply distributive law
4965 to a * c - b * c for all non-float types.
4967 2004-11-02 Geoffrey Keating <geoffk@apple.com>
4969 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
4970 because we don't want to run them now; instead, set them to
4971 stmp-install-fixproto or stmp-install-fixinc.
4972 * Makefile.in (stmp-install-fixproto): New.
4973 (stmp-install-fixinc): New.
4974 * configure: Regenerate.
4976 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
4978 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
4981 2004-11-02 Ziemowit Laski <zlaski@apple.com>
4983 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
4984 (c_types_compatible_p): Move function definition...
4985 * c-objc-common.c (c_types_compatible_p): ...here.
4986 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
4989 2004-11-02 Steven Bosscher <stevenb@suse.de>
4991 * cfgloop.h (struct loop): Update comment.
4992 * cse.c (cse_main): Remove obsolete comment.
4994 * expr.h (gen_cond_trap): Move prototype under functions provided
4996 (canonicalize_condition, get_condition): Move to...
4997 * rtl.h (canonicalize_condition, get_condition): ...here.
4998 (branch_target_load_optimize): Add comment that this function is
5000 * loop.c (canonicalize_condition, get_condition): Move to...
5001 * rtlanal.c (canonicalize_condition, get_condition): ...here.
5002 * sched-deps.c (get_condition): Rename to sched_get_condition.
5003 (add_dependence): Update this caller.
5005 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5008 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
5009 that the vops get marked for renaming.
5011 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
5013 * config/s390/s390.md ("movcc"): Set type attribute.
5015 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5017 * tree-phinodes.c (add_phi_arg): Add an assertion that the
5018 edge already exists.
5020 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5022 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
5023 element that's being removed.
5025 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5027 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
5028 arguments using PENDING_STMT.
5029 (thread_block): Call copy_phis_to_block after redirecting an
5032 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5034 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
5035 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
5036 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
5037 (bitmap_ior_and_compl_into): Produce bool.
5038 (bitmap_union_of_diff): Rename to ...
5039 (bitmap_ior_and_compl): ... here. Produce bool.
5040 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
5041 bitmap_operation directly.
5042 (bitmap_union_of_diff): Rename to ...
5043 (bitmap_ior_and_compl): ... here. Return bool, use
5044 bitmap_operation directly.
5045 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
5046 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
5047 * global.c (modify_bb_reg_pav): Likewise.
5049 * bitmap.h (bitmap_equal_p): Return bool.
5050 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
5051 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
5052 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
5053 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
5054 bitmap_intersect_compl_p.
5055 * ifcvt (dead_or_predicable): Likewise.
5057 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5059 PR rtl-optimization/17104
5060 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
5061 loads in zero_extend.
5063 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
5066 * toplev.c (debug_type_names): Remove "dwarf-1".
5068 2004-11-02 Ben Elliston <bje@au.ibm.com>
5070 * timevar.h (timevar_get): Remove.
5071 * timevar.c (timevar_get): Remove unused function.
5073 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
5075 * doc/include/texinfo.tex: Update from Texinfo CVS.
5077 2004-11-02 Ben Elliston <bje@au.ibm.com>
5079 * cppdefault.h (cpp_SYSROOT): Remove.
5080 * cppdefault.c (cpp_SYSROOT): Likewise.
5082 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
5084 PR tree-optimization/16447
5085 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
5086 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
5087 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
5088 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
5089 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
5090 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
5091 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
5092 (identical_copies_p): New. Return true is two copies are the same.
5093 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
5094 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
5096 (perform_edge_inserts): New. Determine what to do with all stmts that
5097 have been inserted on edges.
5098 (remove_ssa_form): Analyze and commit edges from here.
5100 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
5103 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
5104 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
5105 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5106 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
5108 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
5111 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
5112 parameter declarations.
5114 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
5116 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
5117 (s390_secondary_input_reload_class)
5118 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
5120 (s390_expand_cmpmem): Enable cmpmem implementation.
5121 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
5122 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
5123 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
5124 * config/s390/s390.md ("movcc"): New insn pattern.
5125 * doc/md.texi: Document 'c' constraint for s390.
5127 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
5130 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
5133 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
5135 Fix PR tree-optimization/17672
5136 Fix PR tree-optimization/18168
5138 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
5140 (gcc_tree_to_linear_expression): Add extra to existing constant.
5141 (depth_of_nest): Factor out function used in various places.
5142 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
5144 (find_induction_var_from_exit_cond): Stop guessing, and just
5145 get the right answer :).
5146 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
5147 Print out message about result of attempt to create perfect nest.
5148 (lbv_to_gcc_expression): Add type argument, use it to do math
5149 and induction variable creation.
5150 (lle_to_gcc_expression): Ditto.
5151 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
5152 oldiv. Pass type argument to lle_to_gcc_expression and
5153 lbv_to_gcc_expression.
5154 Reset number of iterations after transformation.
5155 (perfect_nestify): Remove useless pre-allocation, and cleanup
5158 * tree-data-ref.c (build_classic_dist_vector): Return false for
5159 dependences completely outside of the loop nest we asked about.
5160 (build_classic_dir_vector): Ditto.
5161 (compute_data_dependences_for_loop): Only add dependence relations
5162 inside the loop we asked about.
5164 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
5165 Compute immediate uses.
5167 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
5169 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
5171 * tree-cfg.c (thread_jumps): Fix a comment typo.
5173 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
5175 * tree-cfg.c (thread_jumps): Fix a comment typo.
5177 2004-10-31 Nicolas Pitre <nico@cam.org>
5179 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
5180 values smaller than 2^32.
5182 2004-10-31 Jeff Law <law@redhat.com>
5184 * cfgloop.h (struct loop): Remove unused "nodes" field.
5185 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
5186 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
5187 instead of calling flow_bb_inside_loop_p for every basic block
5189 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
5191 2004-10-31 Graham Stott <graham.stott@btinternet.com>
5193 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
5194 INT_5_BITS instead of VAL_5_BITS_P.
5196 2004-10-31 Roger Sayle <roger@eyesopen.com>
5199 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
5200 for consistent quoting in diagnostic messages.
5201 (expand_call_inline): Likewise.
5202 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5203 * tree-ssa.c (warn_uninitialized_var): Likewise.
5204 (warn_uninitialized_phi): Likewise.
5206 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
5208 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
5211 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
5213 * c-common.c: Fix a comment typo.
5215 2004-10-31 Jason Merrill <jason@redhat.com>
5218 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
5219 aggregate types that are not BLKmode.
5221 2004-10-30 Ziemowit Laski <zlaski@apple.com>
5223 * c-common.h (objc_lookup_ivar): Add second parameter to
5225 * c-typeck.c (build_external_ref): After looking up symbol,
5226 pass it to objc_lookup_ivar() to decide whether it or the
5227 ivar should be used, rather than deciding the issue locally.
5228 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
5229 which is simply returned in the non-ObjC case.
5231 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
5233 * sdbout.c (sdbout_symbol): Do not output type .def statements
5236 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
5238 * c-common.c (catenate_strings): New.
5239 (c_parse_error): Use it. Don't over-escape.
5241 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
5243 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
5244 modify the for loop expressions for it. Remove unnecessary casts.
5245 (sh_expand_prologue): Declare reg as unsigned.
5246 (sh_gimplify_va_arg_expr): Initinalize lab_over.
5247 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
5249 2004-10-30 Geoffrey Keating <geoffk@apple.com>
5251 * doc/invoke.texi (Darwin Options): Improve description of
5252 how the subtype is chosen.
5254 2004-10-30 Roger Sayle <roger@eyesopen.com>
5257 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
5258 the stack adjustment, "size", is valid for Pmode. If the stack
5259 frame is too large, generate a trap insn and issue a warning.
5261 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
5263 * tree-ssa-dom.c: Fix comment typos.
5265 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
5267 * config/sh/sh.c (prepare_move_operands): Use operands[0]
5268 for the output rtl if no_new_pseudos is set. Remove redundant
5271 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
5274 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
5275 determining whether to copy parameter types from a previous
5276 prototype declaration.
5278 2004-10-29 Roger Sayle <roger@eyesopen.com>
5280 PR rtl-optimization/17581
5281 * cselib.c (cselib_process_insn): The last instruction of a libcall
5282 block, with the REG_RETVAL note, should be considered in the libcall.
5283 * gcse.c (do_local_cprop): Allow constants to be propagated outside
5285 (adjust_libcall_notes): Use simplify_replace_rtx instead of
5286 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
5288 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
5290 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
5292 2004-10-29 Jeff Law <law@redhat.com>
5294 * tree-ssa-dom.c (struct edge_info): New structure holding
5295 edge equivalences and edge redirection information.
5296 (get_eq_expr_value, record_dominating_conditions): Kill.
5297 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
5298 Call record_edge_info.
5299 (allocate_edge_info, free_edge_info): New.
5300 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
5301 rather than cprop_into_phis. Free all edge infos before threading
5303 (thread_across_edge): Allocate new edge info structures as needed
5304 and store the redirection target into the edge info structure
5305 instead of the edge's AUX field.
5306 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
5307 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
5308 Revamp code which finds and records equivalences associated with
5309 edges to use saved data in the edge_info structure.
5310 (record_equivalencs_from_phis): Similarly.
5311 (dom_opt_finalize_block): Revamp code which finds and records
5312 equivalences associated with edges to use saved data in the
5313 edge_info structure.
5314 (build_and_record_new_cond): New function.
5315 (record_conditions): Use build_and_record_new_cond to record
5316 dominating conditions.
5317 (record_edge_info): New function.
5318 (record_range): Tighten test for conditions which create
5319 useful range records.
5321 2004-10-29 Geoffrey Keating <geoffk@apple.com>
5323 * config/i386/darwin.h (ASM_SPEC): Simplify.
5324 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
5325 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
5326 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
5327 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
5328 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
5329 in all cases. Pass the right -arch or -arch_only based on -mcpu.
5330 (ASM_SPEC): Handle -force_cpusubtype_ALL.
5331 * doc/invoke.texi (Darwin Options): Improve documentation for
5332 Darwin linker (and libtool) switches.
5334 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
5336 2004-10-29 Stan Shebs <shebs@apple.com>
5338 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
5340 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5342 * tree-phinodes.c (allocate_phi_node): New.
5343 (make_phi_node, resize_phi_node): Use it.
5345 2004-10-29 David Edelsohn <edelsohn@gnu.org>
5347 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
5348 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
5350 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5352 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
5354 * tree.h (tree_phi_node): Tell the garbage collector to chase
5357 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
5359 * opts.c (decode_options): Lower the crossjump threshold for -Os.
5361 2004-10-29 Diego Novillo <dnovillo@redhat.com>
5363 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
5365 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
5367 * bitmap.h (bitmap_empty_p): New.
5368 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5369 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
5370 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
5372 (bitmap_ior_and_compl): Rename to ...
5373 (bitmap_ior_and_compl_into): ... here.
5374 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
5375 (bitmap_ior_and_compl): Rename to ...
5376 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
5378 (bitmap_union_of_diff): Use renamed bitmap functions.
5379 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
5380 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
5381 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5382 * df.c (df_bb_rd_local_compute)
5383 * flow.c (calculate_global_regs_live,
5384 init_propagate_block_info): Likewise.
5385 * ifcvt.c (find_if_case_1, find_if_case_2,
5386 dead_or_predicable): Likewise.
5387 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
5388 reset_conflicts, conflicts_between_webs): Likewise.
5389 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
5390 detect_web_parts_to_rebuild): Likewise.
5391 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
5392 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
5393 * tree-sra.c (decide_instantiations): Likewise.
5394 * tree-ssa-alias.c (create_name_tags,
5395 merge_pointed_to_info): Likewise.
5396 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5397 * tree-ssa-loop-im.c (move_computations): Likewise.
5398 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
5399 * tree-ssa-pre.c (fini_pre): Likewise.
5400 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
5401 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
5402 * tree-vectorizer.c (vectorize_loops): Likewise.
5404 2004-10-29 Nick Clifton <nickc@redhat.com>
5406 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
5407 adding the PIC register to the fixed_regs array, also add it
5408 to the call_used_regs array.
5410 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5412 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
5413 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
5415 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
5417 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
5418 (rewrite_blocks): Modify argument, and use it to decide which
5420 (rewrite_def_def_chains): Call rewrite_blocks with true here.
5421 (rewrite_into_ssa): and call it with false here.
5423 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5425 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
5426 triggers into gcc_assert.
5428 2004-10-28 Diego Novillo <dnovillo@redhat.com>
5430 PR tree-optimization/16728
5431 * tree-flow.h (get_ptr_info): Declare.
5432 * tree-ssa-alias.c (get_ptr_info): Make extern.
5433 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
5436 2004-10-28 Stan Shebs <shebs@apple.com>
5438 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
5439 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
5442 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
5444 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
5445 prevent their later unnecessary registration.
5446 (mf_build_check_statement_for): Remove "addr" argument, and
5447 related "__mf_value" generated code. Update callers.
5448 (mf_decl_eligible_p): New function, factored from mx_register_decls.
5449 (mx_register_decls): Call it.
5450 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
5451 to restore support for complex nested expressions.
5452 (mudflap_enqueue_decl): Simplify. Move registration call emission
5454 (mudflap_finish_file): ... to here.
5455 (mudflap_enqueue_constant): Remove dump code.
5457 2004-10-28 Zack Weinberg <zack@codesourcery.com>
5460 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
5461 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
5462 (dbxout_finish_complex_stabs): Update to match.
5463 (dbxout_symbol_location): Call emit_pending_bincls_if_required
5464 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
5465 dbxout_begin_complex_stabs_noforcetext.
5466 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
5467 N_GSYM, using new SYM parameter. Correct logic for special
5470 * varasm.c (function_section): If DECL is NULL_TREE, don't try
5471 to do anything else. Do not call get_insns if cfun or
5472 cfun->emit are NULL.
5474 2004-10-28 Adam Nemet <anemet@lnxw.com>
5477 * c-typeck.c (c_mark_addressable): Issue error if address of a
5478 register variable is taken. Use "%qD" to print DECL_NAME.
5480 2004-10-28 Diego Novillo <dnovillo@redhat.com>
5482 * opts.c (decode_options): Don't run PRE at -Os.
5484 2004-10-28 Richard Henderson <rth@redhat.com>
5486 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
5487 zero in the conditional.
5488 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
5490 2004-10-28 Richard Henderson <rth@redhat.com>
5492 * cse.c (memory_extend_rtx): Remove.
5493 (cse_main): Don't set it.
5494 (cse_insn): Use a local buffer instead.
5496 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5498 * profile.c (branch_prob): Call to init_edge_profiler added.
5499 * rtl-profile.c (rtl_init_edge_profiler): New function.
5500 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
5501 call to safe_insert_insn_on_edge.
5502 (rtl_profile_hooks): rtl_init_edge_profiler added.
5503 * tree-profile.c (tree_init_edge_profiler): New function.
5504 (tree_profile_hooks): tree_init_edge_profiler added.
5505 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
5507 2004-10-28 Nick Clifton <nickc@redhat.com>
5509 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
5510 emit_jump_insn() to generate the return instruction.
5512 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5514 * tree-phinodes.c: Remove trailing whitespace.
5516 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5518 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5519 * doc/invoke.texi: Fix a typo.
5521 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5523 * Makefile.in (OBJS-common): Remove duplicates.
5525 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5527 * lambda-code.c (nestify_update_pending_stmts): Remove.
5528 (perfect_nestify): Use flush_pending_stmts instead of
5529 nestify_update_pending_stmts.
5530 * tree-cfg.c (tree_make_forwarder_block): Use
5531 flush_pending_stmts.
5532 * tree-flow.h: Add a prototype for flush_pending_stmts.
5533 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
5534 Use flush_pending_stmts.
5535 (lv_update_pending_stmts): Remove.
5536 (tree_ssa_loop_version): Use flush_pending_stmts instead of
5537 lv_update_pending_stmts.
5538 * tree-ssa.c (flush_pending_stmts): New.
5540 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
5543 * final.c (alter_subreg): Compute correct offset to use with
5544 paradoxical SUBREGs of memory operands.
5545 * recog.c (general_operand): Allow paradoxical SUBREGs of
5546 memory operands after reload.
5547 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
5548 has failed when passed a hard register.
5550 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
5552 * function.c (assign_parm_setup_block): Handle parallels correctly.
5554 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
5556 * final.c (shorten_branches): Initialize flags structure.
5558 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
5560 * tree.c (int_cst_node, int_cst_hash_table): New variables.
5561 (init_ttree): Initialize them.
5562 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
5563 (build_int_cst_wide): Use hash table for oversized integers.
5565 2004-10-28 Nick Clifton <nickc@redhat.com>
5567 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
5570 2004-10-27 Richard Henderson <rth@redhat.com>
5573 * expr.c (emit_group_load): Don't go force temporary for memory
5575 (emit_group_store): Similarly.
5577 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
5580 * common.opt (--param): Fix spelling of parameter.
5582 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
5585 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
5586 Don't fold statement.
5587 <case ASM_EXPR>: Fold the statement.
5589 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5591 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
5592 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
5594 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
5596 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
5597 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
5598 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
5599 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
5601 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
5603 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
5604 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
5605 punctuation outside quotes.
5607 2004-10-27 David Mosberger <davidm@hpl.hp.com>
5608 James E Wilson <wilson@specifixinc.com>
5611 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
5612 sibcall alloc instruction.
5613 (process_set): Handle sibcall alloc instruction.
5615 2004-10-27 Geoffrey Keating <geoffk@apple.com>
5617 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
5618 SUBTARGET_ATTRIBUTE_TABLE.
5619 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
5620 (SUBTARGET_ATTRIBUTE_TABLE): Define.
5621 * config/darwin.c (darwin_handle_weak_import_attribute): New.
5622 (HAVE_DEAD_STRIP): Delete.
5623 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
5624 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
5627 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
5629 * config/darwin.h (GTHREAD_USE_WEAK): Define.
5631 2004-10-28 Ben Elliston <bje@au.ibm.com>
5633 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
5634 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
5635 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
5636 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
5637 * tree-sra.c: Include "params.h".
5638 (decide_block_copy): Use new parameters.
5639 * doc/invoke.texi (Optimize Options): Document new SRA pass
5640 parameters sra-max-structure-size and sra-field-structure-ratio.
5642 2004-10-27 Nicolas Pitre <nico@cam.org>
5644 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
5646 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
5648 PR tree-optimization/18048
5649 * fold-const.c (try_move_mult_to_index): New function.
5650 (fold): Use try_move_mult_to_index.
5651 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
5652 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
5653 an all-ones unsigned constant without extra bits.
5654 * tree.c (build_low_bits_mask): New function.
5655 * tree.h (build_low_bits_mask): Declare.
5657 2004-10-27 David Edelsohn <edelsohn@gnu.org>
5660 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
5666 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5668 * tree-cfg.c (thread_jumps): Speed up by reordering the two
5669 conditions for entering basic blocks into worklist.
5671 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5673 * tree-cfg.c (thread_jumps): Speed up by pretending to have
5674 ENTRY_BLOCK_PTR in worklist.
5676 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5678 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
5679 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
5681 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
5683 Fix PR tree-optimization/17133
5685 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
5688 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
5689 (get_v_must_def_result_ptr): Modify for new structure of
5691 (get_v_must_def_kill_ptr): New.
5692 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
5693 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
5694 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
5695 (op_iter_init): Initialize new mustu members.
5696 (op_iter_next_mustdef): New function.
5697 (op_iter_init_mustdef): Ditto.
5699 * tree-flow.h (rewrite_def_def_chains): New function.
5701 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
5702 (ssa_mark_def_sites): Ditto.
5703 (rewrite_stmt): Ditto.
5704 (ssa_rewrite_stmt): Ditto.
5705 (rewrite_blocks): Factor out from rewrite_into_ssa.
5706 (mark_def_block_sites): Ditto.
5707 (rewrite_def_def_chains): New function, just rewrites def-def
5708 chains without phi node insertion.
5710 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
5712 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
5714 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
5715 they include the rhs now.
5717 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
5720 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
5722 (mark_really_necessary_kill_operand_phis): New function.
5723 (perform_tree_ssa_dce): Call it.
5724 (pass_dce): Add TODO_fix_def_def_chains.
5725 (pass_cd_dce): Ditto.
5727 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
5729 (rewrite_mem_refs): Ditto.
5731 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
5734 * tree-ssa-operands.c (allocate_v_may_def_optype):
5735 v_may_def_operand_type_t became v_def_use_operand_type_t.
5736 (allocate_v_must_def_optype) Ditto.
5737 (finalize_ssa_v_must_defs): Update for new operand type, as well
5738 as setting the use portion as well.
5739 (copy_virtual_operands): Copy the kill operand as well.
5740 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
5743 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
5744 v_def_use_operand_type.
5745 (v_must_def_optype_d): Use v_def_use_operand_type.
5746 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
5747 (V_MUST_DEF_KILL_*): New macros.
5748 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
5750 Rename existing must_i and num_v_must members to mustd_i and
5752 (SSA_OP_VMUSTDEFKILL): New flag.
5753 (SSA_OP_VIRTUAL_KILLS): New flag.
5754 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
5755 (SSA_OP_ALL_KILLS): New flag.
5756 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
5758 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
5760 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
5761 became V_MUST_DEF_RESULT.
5762 (rename_variables_in_bb): Rename kill pointer as well.
5764 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
5767 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
5769 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
5770 the block that needs it.
5772 2004-10-27 Zack Weinberg <zack@codesourcery.com>
5774 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
5777 2004-10-27 Zack Weinberg <zack@codesourcery.com>
5779 * c-lex.c (cb_def_pragma): Clean up code for making location
5780 palatable to diagnostic.c.
5782 2004-10-27 Steven Bosscher <stevenb@suse.de>
5784 PR tree-optimization/17757
5785 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
5786 without any PHI arguments left. Make sure the argument that
5787 we're supposed to remove exists at all.
5789 2004-10-27 Paul Brook <paul@codesourcery.com>
5791 * configure.ac: Don't test for [build] __cxa_atexit when building a
5793 * configure: Regenerate.
5795 2004-10-27 Paul Brook <paul@codeosurcery.com>
5797 * configure.ac: Use build_exeext not host_exeext when lookin for
5799 * configure: Regenerate.
5801 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
5803 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
5805 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
5806 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
5809 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
5810 to match -fprofile-use.
5812 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5814 * config/rs6000/rs6000.c: Fix a comment typo.
5816 2004-10-27 Zack Weinberg <zack@codesourcery.com>
5818 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
5821 2004-10-27 Andreas Schwab <schwab@suse.de>
5823 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
5825 (default_stabs_asm_out_constructor): Likewise.
5827 2004-10-26 Geoffrey Keating <geoffk@apple.com>
5829 * builtins.c (fold_builtin_unordered_cmp): Always bring both
5830 operands to the same type.
5832 2004-10-26 James E Wilson <wilson@specifixinc.com>
5835 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
5837 2004-10-26 Zack Weinberg <zack@codesourcery.com>
5839 * dbxout.c: Include obstack.h.
5840 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
5842 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
5843 Default-define here.
5844 (DBX_CONTIN_LENGTH): Move definition with others.
5845 (DBX_FINISH_STABS): New target macro.
5846 (current_sym_code, current_sym_value, current_sym_addr)
5847 (current_sym_nchars, CHARS, dbxout_continue)
5848 (print_int_cst_octal, print_octal, print_wide_int)
5849 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
5850 (stabstr_ob, stabstr_last_contin_point): New variables.
5851 (NUMBER_FMT_LOOP): New improper macro.
5852 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
5853 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
5854 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
5855 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
5856 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
5857 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
5858 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
5859 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
5860 New functions and/or proper function-like macros.
5861 (CONTIN): Use stabstr_continue, unconditionally.
5862 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
5863 (dbxout_init): Initialize stabstr_ob. Check
5864 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
5865 if it was used. Use the new interfaces.
5866 (dbxout_source_file): Remove file argument; always write to
5867 asm_out_file. Use the new interfaces.
5868 (dbxout_type_method_1): Remove second argument which is always
5869 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
5870 (dbxout_type_methods): Remove write-only variables. Use the
5872 (dbxout_parms): Refactor to remove code duplicated in each of
5873 several successive if-else-if blocks. Use the new interfaces.
5874 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
5875 (dbxout_source_line, dbxout_finish, dbxout_type_index)
5876 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
5877 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
5878 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
5879 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
5880 Use the new interfaces.
5881 * Makefile.in (dbxout.o): Update dependencies.
5883 * defaults.h: Don't define ASM_STABD_OP.
5884 * output.h: Prototype new dbxout_* interfaces.
5885 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
5886 * varasm.c: Don't define ASM_STABS_OP.
5887 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
5888 Use the new dbxout.c interfaces. Call sorry if neither
5889 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
5891 * xcoffout.h: Don't define ASM_STABS_OP.
5892 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
5893 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
5894 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
5895 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
5896 do { ... } while (0) idiom.
5898 * config/alpha/alpha.c (num_source_filenames): Export.
5899 * config/alpha/alpha.h (num_source_filenames): Declare.
5900 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
5901 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
5902 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
5903 Always use .debugsym. Update commentary.
5904 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
5905 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
5906 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
5908 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
5909 (macho_branch_islands): Use new interfaces.
5911 * doc/tm.texi: Update.
5913 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5915 * expr.c (emit_group_store): Do not treat floats as BLKmode.
5916 (emit_group_load): Same.
5918 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
5920 * c-parse.in (datadef): Use pedwarn rather than error and warning
5921 for diagnostic in case of no declaration specifiers.
5923 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
5926 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
5927 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
5928 can be used to work around this.
5930 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5932 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
5935 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
5937 * stmt.c (expand_case): Update a comment.
5939 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
5941 * stmt.c (expand_case): Put an assertion that index_expr is
5942 never INTEGER_CST. Don't special case for constant
5945 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
5948 * c-parse.in (designator): Finish with a semi-colon.
5950 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
5952 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
5955 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
5957 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
5958 a default case only.
5960 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5962 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
5964 (spe_build_register_parallel): New.
5965 (rs6000_spe_function_arg): Handle e500 doubles.
5966 (function_arg): Same.
5967 (spe_func_has_64bit_regs_p): Same.
5968 (rs6000_function_value): Same.
5969 (rs6000_libcall_value): Same.
5970 (legitimate_lo_sum_address_p): Return false for e500 doubles.
5972 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
5974 (DATA_ALIGNMENT): Same.
5975 (CANNOT_CHANGE_MODE_CLASS): Same.
5977 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5979 * expr.c (emit_group_load): Handle floats.
5980 (emit_group_store): Same.
5982 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
5984 * c-lex.c (get_nonpadding_token): Remove.
5985 (c_lex_with_flags): Push timevar and eat padding here. Improve
5986 stray token diagnostic.
5987 (lex_string): Replace logic with switch statement, eat padding
5990 2004-10-26 Geoffrey Keating <geoffk@apple.com>
5993 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
5995 2004-10-25 Geoffrey Keating <geoffk@apple.com>
5997 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
5999 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
6000 (ASM_MAKE_LABEL_LINKONCE): Delete.
6001 (ASM_WEAKEN_DECL): New.
6002 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
6003 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6004 (TEXT_SECTION_ASM_OP): Add a tab.
6005 (DATA_SECTION_ASM_OP): Likewise.
6006 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
6007 data_section on every section change.
6008 (EXTRA_SECTIONS): Add a bunch of new extra sections.
6009 (EXTRA_SECTION_FUNCTIONS): Likewise.
6010 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6011 (JCR_SECTION_NAME): Define.
6012 (TARGET_SECTION_TYPE_FLAGS): Don't define.
6013 * config/darwin.c (darwin_encode_section_info): A symbol is defined
6014 in this file if it is not weak.
6015 (textcoal_section): Delete.
6016 (datacoal_section): Delete.
6017 (darwin_make_decl_one_only): Delete.
6018 (machopic_select_section): Handle functions.
6019 (darwin_asm_named_section): Add a tab.
6020 (darwin_section_type_flags): Delete.
6021 (darwin_unique_section): Delete contents.
6022 (darwin_emit_unwind_label): Add a tab. Make decls weak if
6024 * config/darwin-protos.h (darwin_section_type_flags): Delete.
6025 (darwin_make_decl_one_only): Delete.
6026 (text_coal_section): New.
6027 (text_unlikely_section): New.
6028 (text_unlikely_coal_section): New.
6029 (const_coal_section): New.
6030 (data_coal_section): New.
6031 (const_data_coal_section): New.
6032 * varasm.c (function_section): Honour
6033 USE_SELECT_SECTION_FOR_FUNCTIONS.
6034 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
6035 TARGET_USES_WEAK_UNWIND_INFO is in effect.
6036 * dbxout.c (dbxout_source_file): Don't change sections while
6037 a function is being output.
6039 2004-10-25 David Ayers <d.ayers@inode.at>
6041 * c-common.h: Remove RID_ID.
6042 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
6043 (typespec_reserved_attr): Add rule for TYPENAME
6044 non_empty_protocolrefs.
6045 (yylexname): Remove special handling of RID_ID.
6047 2004-10-25 James E Wilson <wilson@specifixinc.com>
6049 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
6051 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
6054 * c-parse.in (array_designator): New.
6055 (designator): Use it.
6056 (initelt): Only permit array_designator without '=', not ".foo".
6058 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
6059 * gcc/Makefile.in: removed ggc for cgraphunit.
6060 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
6061 * gcc/cgraph.h: removed static var analysis data structures and calls.
6063 cgraph_mark_local_and_external_functions:changed name to
6064 cgraph_mark_local_functions
6065 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
6066 cgraph_reset_static_var_maps,get_global_static_vars_info,
6067 get_global_statics_not_read,get_global_statics_not_written,searchc,
6068 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
6069 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
6070 scan_for_static_refs,cgraph_characterize_statics_local,
6071 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
6073 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
6074 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
6076 * gcc/tree-flow.h static_vars_info: removed
6077 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
6078 removed calls to static vars analysis.
6079 get_call_expr_operands: removed callee variable.
6081 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6083 * cfg.c (unchecked_make_edge, redirect_edge_succ,
6084 redirect_edge_pred): Use VEC_safe_push instead of
6086 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6088 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6090 * cfgloopmanip.c (loopify): Take two more arguments true_edge
6092 * cfgloop.h: Adjust the corresponding prototype.
6093 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
6094 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
6096 2004-10-25 Jakub Jelinek <jakub@redhat.com>
6098 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
6099 DECL_INCOMING_RTL is NULL.
6101 2004-10-25 Steven Bosscher <stevenb@suse.de>
6103 * timevar.def (TV_FIND_REFERENCED_VARS): New.
6104 * tree-dfa.c (pass_referenced_var): Use it.
6106 2004-10-25 Roger Sayle <roger@eyesopen.com>
6107 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6109 * cse.c: Change encoding of quantity numbers to avoid undefined
6110 pointer arithmetic on qty_table.
6111 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
6112 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
6113 (new_basic_block): Assign "real" quantity numbers from zero.
6114 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
6115 REG_QTY to its unique negative value.
6116 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
6117 (cse_main): Don't include max_reg when determining max_qty.
6118 (cse_basic_block): Avoid subtracting a large offset from qty_table,
6119 which causes undefined C99 behaviour. Only allocate needed memory.
6121 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6123 * stmt.c (expand_case): Remove an obsolete comment.
6125 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
6128 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
6129 layout_type as it is already done by build_array_type.
6130 * tree.c (build_array_type): Layout the type even
6132 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
6134 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
6136 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
6138 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
6139 with wider-than-32-bit HOST_WIDE_INTs.
6141 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
6143 * config/mips/mips.c(mips_output_filename): Remove unused
6144 array ltext_label_name
6146 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
6148 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
6150 2004-10-25 Ben Elliston <bje@au.ibm.com>
6152 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
6154 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
6156 * predict.c (predict_loops): Call scev_finalize instead of
6159 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
6161 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
6162 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
6163 config/sh/ushmedia.h, config/sparc/elf.h,
6164 config/sparc/sp64-elf.h: Update copyright.
6166 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
6168 * stmt.c (expand_case): Handle the default label outside of
6169 the for loop. Remove code to handle a missing default label.
6171 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
6173 * dbxout.c (dbxout_function_decl): Don't use
6174 DBX_OUTPUT_FUNCTION_END.
6175 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
6176 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
6178 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
6181 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
6183 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
6185 * tree-ssa-dom.c (record_equality): Use loop depth to determine
6186 which way to record the equality as well.
6187 (loop_depth_of_name): New function.
6189 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
6192 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
6193 through the operand if it is a useless type conversion.
6195 2004-10-23 Ben Elliston <bje@au.ibm.com>
6197 * cfg.c (remove_edge): Use VEC_unordered_remove.
6198 (redirect_edge_succ): Likewise.
6199 (redirect_edge_pred): Likewise.
6200 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6202 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6204 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
6207 2004-10-22 Eric Christopher <echristo@redhat.com>
6209 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
6212 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
6214 * config/rs6000/spe.md (spe_extendsfdf2): New.
6215 (movdf_e500_double): New.
6216 (spe_truncdfsf2): New.
6223 (spe_floatsidf2): New.
6224 (spe_floatunssidf2): New.
6225 (fix_truncdfsi2): New.
6226 (spe_fixuns_truncdfsi2): New.
6228 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
6229 (fpr_truncdfsf2): New.
6230 (negdf2): Change to expander.
6232 (fpr_nabsdf2): Name pattern.
6233 (adddf3): Change to expander.
6235 (subdf3): Change to expander.
6237 (muldf3): Change to expander.
6239 (divdf3): Change to expander.
6241 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
6242 (cmpdf): Allow for TARGET_E500_DOUBLE.
6244 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6246 * c-semantics.c (re_push_stmt_list): Remove.
6247 * c-common.h: Remove the corresponding prototype.
6249 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6251 * stmt.c (asm_op_is_mem_input): Remove.
6252 * tree.h: Remove the corresponding prototype.
6254 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6256 * tree-gimple.c (is_gimple_constructor_elt): Remove.
6257 * tree-gimple.h: Remove the corresponding prototype.
6259 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6261 * varasm.c (get_pool_mode_for_function, get_pool_offset):
6263 * rtl.h: Remove the corresponding prototypes.
6265 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6267 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
6268 edge information when we commit ourselves to threading a
6271 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6273 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
6274 into worklist instead of their indexes.
6276 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6278 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
6279 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
6280 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
6281 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
6282 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
6283 tree-scalar-evolution.c, tree-ssa-dom.c,
6284 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
6285 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
6286 tree-vectorizer.c, vec.h: Fix comment formatting.
6288 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6290 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
6291 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
6293 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6295 * config/ptx4.h, config/mcore/mcore-pe.h,
6296 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
6298 2004-10-22 Peter Barada <peter@the-baradas.com>
6300 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
6301 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
6302 renaming of non-live registers in interrupt functions.
6303 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
6305 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
6307 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
6308 Use integer for loop counter.
6309 (num_ending_zeros): New function.
6310 (number_of_iterations_cond): Use num_ending_zeros.
6312 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
6314 * config.gcc: Add support for --enable-e500_double.
6316 * config/rs6000/e500-double.h: New file.
6318 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
6321 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
6324 * config/rs6000/linuxspe.h: Same.
6326 * doc/invoke.texi (Option Summary): Document new options for
6328 (RS/6000 and PowerPC Options): Same.
6330 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
6332 (rs6000_override_options): Use it. Use
6333 SUB3TARGET_OVERRIDE_OPTIONS.
6334 Add 8548 to processor_target_table.
6335 (rs6000_legitimate_address): Handle e500 doubles.
6336 (rs6000_legitimize_address): Same.
6337 (rs6000_legitimize_reload_address): Same.
6338 (rs6000_hard_regno_nregs): Same.
6339 (spe_func_has_64bit_regs_p): Same.
6340 (emit_frame_save): Same.
6341 (gen_frame_mem_offset): Same.
6342 (rs6000_dwarf_register_span): Same.
6343 (rs6000_generate_compare): Same.
6344 (easy_fp_constant): Same.
6345 (legitimate_offset_address_p): Same.
6347 * config/rs6000/spe.md: (cmdfeq_gpr): New.
6356 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6358 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
6360 2004-10-21 Zack Weinberg <zack@codesourcery.com>
6362 * dbxout.c: Remove unnecessary #undefs.
6363 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
6364 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
6365 definition into use sites.
6366 (cwd): Make local to dbxout_init.
6367 (dbxout_init): Restructure cwd-using logic for clarity. Use
6369 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
6370 STABS_GCC_MARKER folded in here.
6371 * system.h: Poison now-unused macros.
6372 * doc/tm.texi: Remove documentation of now-unused macros.
6374 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
6377 * c-opts.c (push_command_line_include): Use the current file
6378 name instead of the main one.
6380 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
6383 * tree.c (staticp): A CONST_DECL has static storage if either
6384 TREE_STATIC or DECL_EXTERNAL is set.
6385 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
6388 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6390 * expr.c (store_expr): Remove dont_store_target.
6392 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6394 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
6396 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6398 * tree-cfg.c (thread_jumps): Move a part of it to ...
6399 (thread_jumps_from_bb): ... here.
6401 2004-10-21 David Edelsohn <edelsohn@gnu.org>
6403 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
6404 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
6406 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6408 * expr.c (store_expr): Clean up by renaming want_value to
6411 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
6413 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
6416 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
6419 * expmed.c (store_bit_field): Pass original 'value' before
6422 2004-10-21 Nicolas Pitre <nico@cam.org>
6424 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
6425 * config/arm/ieee754-df.S: Ditto.
6427 2004-10-20 Zack Weinberg <zack@codesourcery.com>
6429 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
6430 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
6432 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
6433 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
6434 an internal label and an N_SLINE .stabn whose value is the
6435 difference between that label and the function entry label.
6436 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
6437 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
6438 label and an N_SO stab with an empty string referring to it.
6439 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
6440 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
6441 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
6442 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
6443 macro is never defined.
6444 * sdbout.c (sdbout_source_line_counter): Delete.
6445 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
6446 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
6448 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
6450 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
6451 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
6452 definitions (identical to default).
6453 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
6454 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
6455 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
6456 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
6457 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
6458 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
6459 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
6460 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
6461 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
6462 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
6463 (sym_lineno): Delete.
6464 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
6465 now-unused variable.
6466 (alpha_output_lineno): Delete.
6467 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
6468 * config/mips/mips.c (mips_output_filename): Don't use
6469 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
6470 (mips_output_lineno): Delete.
6471 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
6472 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
6473 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
6474 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
6475 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
6476 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
6477 * config/mmix/mmix.h: Likewise.
6478 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
6479 * config/mmix/mmix-protos.h: Don't prototype it.
6480 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
6481 no need to #undef ASM_OUTPUT_SOURCE_LINE.
6482 * config/arm/aout.h: Remove RISCiX-specific definition of
6483 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
6484 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
6485 ASM_OUTPUT_SOURCE_LINE.
6486 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
6487 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
6488 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
6490 * doc/tm.texi: Update.
6492 2004-10-20 Richard Henderson <rth@redhat.com>
6494 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
6496 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
6498 * configure.ac: Revert my previous patch.
6499 * configure: Regenerate.
6501 2004-10-20 Ben Elliston <bje@au.ibm.com>
6503 * config/rs6000/rs6000.c
6504 (rs6000_va_start): Use build_va_arg_indirect_ref.
6505 (rs6000_gimplify_va_arg): Likewise.
6507 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
6510 * configure.ac: Declare AM_LANGINFO_CODESET.
6511 * aclocal.m4: Define AM_LANGINFO_CODESET.
6512 * configure, config.in: Rebuilt.
6514 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
6516 * expr.c (store_expr): Remove code that is run when
6517 want_value & 1 is nonzero.
6519 2004-10-20 Mark Mitchell <mark@codesourcery.com>
6521 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
6522 from function pointer to void *.
6524 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
6527 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
6528 the frame pointer adjustment when exception handling is enabled.
6530 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
6532 * stor-layout.c: Fix a comment typo.
6534 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
6536 * expr.c (store_field): Remove two arguments value_mode and
6538 (expand_assignment, store_constructor_field,
6539 expand_expr_real_1): Adjust calls to store_field.
6541 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
6543 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
6546 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
6547 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
6548 base and index register for loads.
6550 * config/arc/t-arc: Fix multilib handling.
6552 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
6554 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
6555 don't inspect BLOCK_FOR_INSN for barriers.
6556 * emit-rtl.c (emit_barrier_before): Revert last change.
6557 (emit_barrier_after, emit_barrier): Ditto.
6559 * doc/extend.texi (Extended Asm): Warn and provide example
6560 solution for using a call-clobbered asm register.
6561 (Local Reg Vars): Similar. Cross-reference example.
6563 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
6565 * tree-cfg.c (group_case_labels): Look at the second to last
6566 case statement for combing with the default case.
6568 2004-10-19 Richard Hendeson <rth@redhat.com>
6571 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
6573 2004-10-19 Richard Hendeson <rth@redhat.com>
6575 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
6576 succeeds, only expand the result.
6578 2004-10-19 Richard Hendeson <rth@redhat.com>
6581 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
6584 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
6586 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
6589 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
6591 * expr.c (expand_assignment): Remove the last argument.
6592 Change the return type to void.
6593 * expr.h: Update the prototype of expand_assignment.
6594 * function.c (assign_parm_setup_reg): Update a call to
6596 * stmt.c (expand_asm_expr): Likewise.
6598 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
6600 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
6601 unnecessary assignments to temp. Return const0_rtx.
6603 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
6605 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
6607 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
6609 * configure.ac (powerpc-*-darwin*): Require assembler to support
6611 * configure: Regenerate.
6613 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6615 * reload1.c (ior_hard_reg_set): Remove.
6616 (finish_spills): Use IOR_HARD_REG_SET instead of
6619 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6621 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
6622 the currently visited word to right.
6624 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6627 * expmed.c (expand_smod_pow2): Handle modes whose size
6628 is greater than that of HOST_WIDE_INT.
6630 2004-10-18 Ziemowit Laski <zlaski@apple.com>
6632 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
6634 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6635 Roger Sayle <roger@eyesopen.com>
6638 * dojump.c (discard_pending_stack_adjust): New function.
6639 (clear_pending_stack_adjust): Call it.
6640 * expr.h (discard_pending_stack_adjust): Declare it.
6641 * explow.c (emit_stack_save): Emit pending stack adjustments
6642 before saving the stack pointer.
6643 (emit_stack_restore): Discard pending stack adjustments before
6644 restoring the stack pointer.
6646 2004-10-18 Richard Henderson <rth@redhat.com>
6648 * c-common.c (handle_mode_attribute): Allow scalar->vector
6651 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6653 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
6654 value to expand_assignment.
6656 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6658 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
6660 (thread_jumps): Iterate until no new forwarder block arises.
6662 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6664 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
6665 (thread_jumps): Use forwardable as cache of
6666 tree_forwarder_block_p throughout the function.
6668 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
6670 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
6672 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
6676 * tree-cfg.c (remove_bb): If we have a label expression in the
6677 basic block and the label we have taken the address, move the
6678 label expression to the basic block which is previous in the
6680 (tree_verify_flow_info): Fix printing out the label name of the
6681 problematic label expression.
6683 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
6685 PR rtl-optimization/18002
6686 * simplify-rtx.c (mode_signbit_p): Externalize function...
6687 * rtl.h (mode_signbit_p): ... to here.
6688 * combine.c (simplify_shift_const): Recognize PLUS signbit as
6689 canonical form of XOR signbit and move to outer op.
6691 2004-10-18 Diego Novillo <dnovillo@redhat.com>
6693 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
6695 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
6696 Don't call fold_stmt more than once, use bsi_replace.
6698 2004-10-18 Diego Novillo <dnovillo@redhat.com>
6700 PR tree-optimization/17656
6701 * tree-ssa.c (replace_immediate_uses): When replacing a
6702 constant, if the call to fold_stmt produced a different
6703 statement, get an appropriate statement pointer by scanning
6706 2004-10-18 Richard Henderson <rth@redhat.com>
6708 * pointer-set.c (hash1): Don't use libm functions in fallback case.
6710 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
6713 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
6714 (stage1-start): Remove and copy libunwind.a and
6715 libunwind*$(SHLIB_EXT) instead of libunwind*.
6716 (stage2-start): Likewise.
6717 (stage3-start): Likewise.
6718 (stage4-start): Likewise.
6719 (stageprofile-start): Likewise.
6720 (stagefeedback-start): Likewise.
6722 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
6723 the shared library to be created and don't remove the existing
6725 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
6726 * config/i386/t-nwld (SHLIB_LINK): Likewise.
6727 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
6728 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
6729 * config/sh/t-linux (SHLIB_LINK): Likewise.
6730 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
6731 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
6732 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
6733 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
6735 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
6738 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6740 * basic-block.h (reg_set_iterator): New.
6741 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
6742 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
6743 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
6744 * caller-save.c (save_call_clobbered_regs): Adjust to the new
6746 * cfgcleanup.c (thread_jump): Likewise.
6747 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
6748 * conflict.c (conflict_graph_compute): Likewise.
6749 * flow.c (verify_local_live_at_start, update_life_info,
6750 initialize_uninitialized_subregs, propagate_one_insn,
6751 init_propagate_block_info, free_propagate_block_info,
6752 propagate_block, dump_regset): Likewise.
6753 * global.c (global_conflicts): Likewise.
6754 * graph.c (start_bb): Likewise.
6755 * local-alloc.c (update_equiv_regs): Likewise.
6756 * loop.c (load_mems): Likewise.
6757 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
6758 find_reg, finish_spills): Likewise.
6759 * resource.c (mark_target_live_regs): Likewise.
6760 * sched-deps.c (sched_analyze_insn): Likewise.
6761 * sched-rgn.c (sched-rgn.c): Likewise.
6762 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
6764 2004-10-18 Jakub Jelinek <jakub@redhat.com>
6766 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
6767 operand 1 instead of 2
6769 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6771 * loop-unroll.c: Fix comment typos.
6773 2004-10-18 Revital Eres <eres@il.ibm.com>
6775 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
6776 * loop-unroll.c: Include varray.h.
6777 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
6778 opt_info and expand it to support variable expansion.
6779 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
6780 expand it to support variable expansion.
6781 (pt_info_start_duplication): Rename si_info_start_duplication.
6782 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
6783 to the variable expansion optimization.
6784 (free_opt_info): Rename free_si_info.
6785 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
6786 expand_var_during_unrolling, insert_var_expansion_initialization,
6787 combine_var_copies_in_loop_exit, release_var_copies,
6788 get_expansion): New functions.
6789 (peel_loop_completely, unroll_loop_constant_iterations,
6790 unroll_loop_runtime_iterations, peel_loop_simple,
6791 unroll_loop_stupid): Change uses of struct si_info
6793 and add uses of fvariable-expansion-in-unroller flag.
6794 * params.def: Add parameter to restrict the number of expansions.
6795 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
6796 the number of expansions.
6797 * common.opt: (fvariable-expansion-in-unroller): New flag.
6798 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
6800 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
6802 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
6803 __GXX_MERGED_TYPEINFO_NAMES to 0.
6805 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
6807 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
6808 handle barriers in a bb by checking that it points to a NULL bb.
6809 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
6810 (emit_barrier_after, emit_barrier): Ditto.
6812 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
6814 * doc/extend.texi (Attribute Syntax): Clarify details of
6815 attributes on parameters.
6817 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
6819 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
6822 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6825 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6827 * c-typeck.c (default_function_array_conversion): Always create
6828 &a[0] for array types.
6829 (build_unary_op): Do not fold &a[x] into a + x.
6831 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6834 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
6835 block if there is a goto with a locus.
6837 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
6839 * config/elfos.h, config/gofast.h, config/interix.h,
6840 config/netbsd.h, config/svr3.h, config/vxworks.h,
6841 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
6842 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6843 config/alpha/netbsd.h, config/arm/arm-modes.def,
6844 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
6845 config/cris/aout.h, config/frv/frv-modes.def,
6846 config/i386/beos-elf.h, config/i386/gas.h,
6847 config/i386/i386-coff.h, config/i386/i386-modes.def,
6848 config/i386/linux.h, config/i386/linux64.h,
6849 config/i386/mingw32.h, config/i386/netbsd-elf.h,
6850 config/i386/netbsd64.h, config/i386/sco5.h,
6851 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
6852 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
6853 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
6854 config/mips/mips-modes.def, config/mips/sdb.h,
6855 config/mips/vr.h, config/mips/vxworks.h,
6856 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6857 config/pa/pa32-linux.h, config/rs6000/40x.md,
6858 config/rs6000/7450.md, config/rs6000/8540.md,
6859 config/rs6000/linuxspe.h, config/rs6000/power4.md,
6860 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
6861 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
6862 config/s390/s390-modes.def, config/sh/elf.h,
6863 config/sh/sh-modes.def, config/sh/sh64.h,
6864 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
6865 config/stormy16/stormy16.md, config/v850/v850-protos.h,
6866 config/vax/vax.md: Update copyright.
6868 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
6870 * expr.c (expand_expr_real_1): Remove an obsolete comment.
6872 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6874 * c-typeck.c (default_function_array_conversion): Always create
6875 &a[0] for array types.
6876 (build_unary_op): Do not fold &a[x] into a + x.
6878 2004-10-17 Jakub Jelinek <jakub@redhat.com>
6880 * pointer-set.c (hash1): Use integer part of 2^64 / phi
6881 instead 2^32 / phi if long is 64-bit.
6883 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
6885 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
6887 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
6889 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
6890 __ptrextent__, __ptrvalue and __ptrvalue__.
6891 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
6894 2004-10-16 Dale Johannesen <dalej@apple.com>
6896 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
6898 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6900 PR tree-optimization/17766
6901 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
6902 (dom_info_available_p): Declare.
6903 * cfghooks.c (split_block, make_forwarder_block): Use
6904 dom_info_available_p.
6905 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
6906 free_dominance_info, verify_dominators): Ditto.
6907 (dom_info_available_p): New function.
6908 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
6909 (thread_jumps): Use dom_info_available_p.
6910 * tree-complex.c (expand_complex_div_wide): Ditto.
6911 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6913 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6915 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
6916 (find_best_candidate): Take also important candidates into account.
6917 (find_optimal_iv_set): Initialize important_candidates bitmap.
6919 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6921 PR tree-optimization/17560
6922 * predict.c (tree_estimate_probability): Mark irreducible
6925 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6927 PR rtl-optimization/17723
6928 * cfgcleanup.c (merge_memattrs): Handle case when
6929 MEM_SIZE == NULL_RTX.
6931 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
6933 * toplev.c (dump_file_name): Change type to be const.
6935 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
6937 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
6938 non_lvalue to stop something being a null pointer constant.
6940 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
6942 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
6943 available for TARGET_FPRS.
6944 (FUNCTION_VALUE_REGNO_P): Same.
6946 2004-10-15 Geoffrey Keating <geoffk@apple.com>
6948 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6949 -maltivec in same style as other ISA options.
6951 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
6953 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
6956 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
6958 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
6959 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
6960 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
6961 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
6962 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
6963 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
6964 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
6965 predict.def, predict.h, protoize.c, reload.h, resource.h,
6966 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
6967 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
6968 unwind-sjlj.c, value-prof.h: Update copyright.
6970 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
6972 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
6974 2004-10-15 Diego Novillo <dnovillo@redhat.com>
6976 * tree-optimize.c (execute_one_pass): Stop timer right after
6979 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
6982 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
6985 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
6986 (remove_useless_stmts_1): Fold trees we know how to fold.
6988 2004-10-14 David Edelsohn <edelsohn@gnu.org>
6990 * configure.ac: Add .machine power4 directive when testing for
6992 * configure: Regenerate.
6994 2004-10-14 Geoffrey Keating <geoffk@apple.com>
6996 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
6998 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7000 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
7003 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
7005 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
7006 for 'f' if !TARGET_FPRS.
7008 2004-10-14 Richard Henderson <rth@redhat.com>
7011 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
7013 2004-10-14 Richard Henderson <rth@redhat.com>
7016 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
7018 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
7019 instaed of current_function_decl non-null.
7021 2004-10-14 Matt Austern <austern@apple.com>
7023 * pointer-set.c: New file, special-purpose hash table.
7024 * pointer-set.h: New file.
7025 * tree.h (struct pointer_set_t): Declare as opaque type.
7026 (tree_walk): Last argument is pointer_set_t* now.
7027 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
7029 (walk_tree): Convert from htab_t to pointer_set_t for keeping
7030 track of which nodes have already been visited.
7031 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
7032 * cgraphunit.c (cgraph_create_edges): Likewise.
7033 (cgraph_characterize_statics_local): Likewise.
7034 * tree-dfa.c (collect_dfa_stats): Likewise.
7035 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
7037 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
7038 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
7039 of walk_subtrees is pointer_set_t* now.
7040 * Makefile.in (OBJS-common): add pointer-set.o
7041 (tree-inline.o): Depends on pointer-set.h
7042 (tree-dfa.o): Likewise
7043 (cgraphunit.o): Likewise
7045 2004-10-14 Geoffrey Keating <geoffk@apple.com>
7047 * config/rs6000/darwin.h (ASM_SPEC): Delete.
7048 (TARGET_ASM_FILE_START): Define.
7049 * config/darwin.h (ASM_SPEC): Define.
7050 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
7051 -mlong-double-128, it's the default. Update comment about reason
7052 for force_cpusubtype_ALL.
7053 * config/rs6000/darwin-vecsave.asm: Supply .machine.
7054 * config/rs6000/darwin-world.asm: Likewise.
7055 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
7056 (symbolic_operand): Delete #if 0ed code.
7058 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7060 * stmt.c (add_case_node): Make sure that we have integer
7061 constant before calling tree_int_cst_compare.
7063 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7067 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
7068 (remove_useless_stmts_1): Fold trees we know how to fold.
7070 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
7072 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
7073 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
7076 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
7078 * reload.c (find_reloads): When reloading a PLUS with constant
7079 operand, make sure the constant is pushed to the constant pool
7081 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
7082 reload bug workaround.
7083 (s390_expand_plus_operand): Likewise.
7085 2004-10-14 David Edelsohn <edelsohn@gnu.org>
7087 * opts.c (common_handle_option): Do not enable
7088 flag_speculative_prefetching for -fprofile-generate/use.
7090 2004-10-14 Devang Patel <dpatel@apple.com>
7093 * tree-if-conv.c (process_phi_nodes): Process latch block.
7094 (combine_blocks): Process latch block and update loop structure.
7096 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
7098 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
7099 (vect_update_ivs_after_vectorizer):
7100 (vect_transform_for_unknown_loop_bound):
7101 (tree_duplicate_loop_to_edge):
7102 (allocate_new_names):
7105 (rename_variables_in_bb):
7107 (rename_variables_in_loop):
7109 (update_phis_for_duplicate_loop):
7110 (update_phi_nodes_for_guard):
7111 (make_loop_iterate_ntimes):
7112 (tree_duplicate_loop_to_edge_cfg):
7114 (vect_analyze_loop_with_symbolic_num_of_iters):
7115 (verify_loop_for_duplication):
7116 (vect_gen_niters_for_prolog_loop):
7117 (vect_update_niters_after_peeling):
7118 (vect_update_inits_of_dr):
7119 (vect_update_inits_of_drs):
7120 (vect_build_loop_niters):
7121 (vect_do_peeling_for_alignment): New functions.
7122 (vect_transform_loop): Add unknown and known but indivisible loop
7123 bound support; add peeling for unalignment support.
7124 (vect_analyze_loop_form): Support symbolic number of iterations.
7125 (vect_transform_loop_bound): New input parameter.
7126 (vect_get_loop_niters): Change input parameter type.
7127 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
7128 (vectorizable_store): Allow unaligned access.
7129 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
7130 (vect_analyze_data_refs_alignment): Allowed one unaligned
7132 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
7134 (LOOP_VINFO_INT_NITERS): New macro.
7135 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
7136 (do_peeling_for_alignment):
7137 (unaligned_drs): New members of _loop_vec_info.
7138 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
7140 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
7142 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
7143 (struct tree_string): Remove "const" qualifier for "str".
7145 2004-10-14 Ira Rosen <irar@il.ibm.com>
7147 * tree-vectorizer.c (vect_analyze_data_refs): Call
7148 vect_get_base_and_bit_offset to get memory tag for array ref.
7149 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
7151 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
7153 * configure.ac: Use $LN_S for creating symlinks (not $LN).
7154 * configure: Regenerate.
7156 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7158 * doc/install.texi (*-*-solaris2*): Update with info about kernel
7159 patches to solve spurious testsuite failures.
7161 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
7163 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
7164 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
7165 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
7166 gcc_assert under ENABLE_CHECKING.
7167 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
7168 get_vectype_for_scalar_type).
7170 (vect_get_vec_def_for_operand): Remove redundant variables.
7171 (vect_transform_loop): Likewise.
7173 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
7175 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
7176 global for -mcaller-super-interworking.
7177 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
7178 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
7179 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
7180 not need a frame pointer.
7181 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
7182 the soft frame pointer offset.
7183 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
7184 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
7185 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
7186 the stack. Use frame_pointer_needed to choose between them.
7187 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
7188 (interwork_with_frame): New macro.
7189 (interwork): Add _interwork_{r7,r11}_call_via_rN().
7191 2004-10-14 Ben Elliston <bje@au.ibm.com>
7194 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
7195 up the filename looking for a previous directory separator.
7197 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
7199 * c-tree.h (enum c_typespec_kind, struct c_typespec,
7200 parser_xref_tag): New.
7201 (struct c_declspecs): Add tag_defined_p. Adjust definition of
7203 (declspecs_add_type): Adjust prototypes.
7204 * c-parse.in (%union): Add tstype.
7205 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
7206 typespec_reserved_attr, typespec_nonreserved_nonattr,
7207 structsp_attr, structsp_nonattr): Change to tstype. Update
7209 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
7210 (declspecs_add_type): Update to take struct c_typespec argument.
7211 Set tag_defined_p and typedef_p as appropriate.
7212 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
7213 Update to return struct c_typespec.
7214 (shadow_tag_warned): Don't let empty declarations with qualifiers
7215 or storage class specifiers redeclare a tag if a previous
7216 declaration is visible.
7218 2004-10-13 Richard Henderson <rth@redhat.com>
7221 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
7222 for DECL_INCOMING_RTL.
7224 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
7227 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
7228 trunc_int_for_mode for constants used in shortened mode.
7230 2004-10-13 Richard Henderson <rth@redhat.com>
7233 * c-common.c (handle_mode_attribute): Disallow mode changes that
7234 alter the CODE of the top-level type.
7236 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
7237 integer from internal limits macros.
7238 * config/i386/mm3dnow.h (__v2sf): Fix base type.
7240 2004-10-13 Richard Henderson <rth@redhat.com>
7243 * function.c (instantiate_decl): Recurse for CONCAT.
7245 2004-10-13 David Edelsohn <edelsohn@gnu.org>
7247 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
7250 (extzvdi_internal1): Add attribute "compare".
7251 (extzvdi_internal2): Same.
7253 2004-10-12 Tom Tromey <tromey@redhat.com>
7255 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
7257 2004-10-13 Dale Johannesen <dalej@apple.com>
7259 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
7261 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
7263 * toplev.c (compile_file): Call mudflap_finish_file from here ...
7264 * c-decl.c (c_write_global_declarations): ... instead of here ...
7265 * cp/decl.c (cp_finish_file): ... and here.
7266 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
7268 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
7270 * tree-ssa-dom.c (record_range): Free the element if we are not
7273 2004-10-13 Tom Tromey <tromey@redhat.com>
7276 * gcc.c (option_map): Added --extdirs and --encoding.
7278 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7281 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
7282 sparc_can_output_mi_thunk.
7283 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
7284 handling of vcall offset.
7285 (sparc_can_output_mi_thunk): New predicate.
7286 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
7287 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
7288 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
7290 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
7292 * config/sparc/sparc.md (movdi): Remove redundant test.
7294 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
7296 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
7297 TDF_IPA from -fdump-tree-*-all.
7299 2004-10-13 Paul Brook <paul@codesourcery.com>
7301 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
7302 * config/arm/arm.c (thumb_find_work_register): Update comments.
7303 (arm_load_pic_register): Add argument for scratch register.
7304 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
7305 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
7307 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
7309 * tree-data-ref.c: Fix comment typos.
7311 2004-10-13 Jakub Jelinek <jakub@redhat.com>
7312 Zdenek Dvorak <dvorakz@suse.cz>
7314 PR tree-optimization/17724
7315 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
7317 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
7319 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
7320 (altivec_builtin_mask_for_store): Likewise.
7321 (altivec_init_builtins): Use lang_hooks.builtin_function to
7322 create the decls for builtin_altivec_mask_for_load/store.
7324 2004-10-13 Nick Clifton <nickc@redhat.com>
7326 * config/c4x/c4x.c: Remove inclusion of loop.h.
7328 2004-10-12 Ben Elliston <bje@au.ibm.com>
7330 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
7331 (ei_container): New; renamed.
7332 (ei_start, ei_last): New macros.
7333 (ei_start_1, ei_last_1): Renamed from ei_start.
7334 (ei_last_1, ei_end_p): Use ei_container() where applicable.
7335 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
7336 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
7338 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7340 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
7341 * cfgloop.c (initialize_loops_parallel_p): New.
7342 (flow_loops_find): Initialize the parallel_p field to true for all
7344 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
7345 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
7346 the size of the data accessed in the loop.
7347 (struct nb_iter_bound): Moved...
7348 * cfgloop.h (struct nb_iter_bound): ... here.
7349 (estimated_nb_iterations, parallel_p): New fields in struct loop.
7350 (record_estimate): Declare extern here.
7351 * tree-chrec.c: Fix comments.
7352 (nb_vars_in_chrec): New function.
7353 * tree-chrec.h (nb_vars_in_chrec): Declared here.
7354 * tree-data-ref.c: Don't include lambda.h, that is already included
7356 (tree_fold_divides_p): Don't check for integer_onep.
7357 (tree_fold_bezout): Removed.
7358 (gcd): New static duplicated function.
7359 (int_divides_p, dump_subscript): New.
7360 (dump_data_dependence_relation): Use dump_subscript.
7361 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
7362 estimate_niter_from_size_of_data): New.
7363 (analyze_array_indexes, analyze_array): Call
7364 estimate_niter_from_size_of_data during the detection of array
7365 references. Pass in a pointer to the statement that contains the
7367 (all_chrecs_equal_p): New.
7368 (compute_distance_vector): Renamed compute_subscript_distance.
7369 Deal with multivariate conflict functions.
7370 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
7371 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
7372 (non_affine_dependence_relation): New.
7373 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
7374 analyze_siv_subscript, analyze_miv_subscript,
7375 analyze_overlapping_iterations, subscript_dependence_tester):
7376 Initialize and return last_conflicts function.
7377 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
7378 compute_overlap_steps_for_affine_1_2): New.
7379 (analyze_siv_subscript_affine_cst): Removed.
7380 (analyze_subscript_affine_affine): Disprove dependences based on the
7381 iteration domains. Solve the univariate dependence case as before,
7382 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
7383 Implement the multivariate case of 2 versus 1 variables.
7384 (build_classic_dist_vector, build_classic_dir_vector): Implement some
7386 (find_data_references_in_loop): Compute and initialize
7387 loop->estimated_nb_iterations and loop->parallel_p.
7388 (analyze_all_data_dependences): Modify the debug dump order.
7389 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
7390 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
7391 (SUB_LAST_CONFLICT, subscript->last_conflict,
7392 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
7393 DDR_AFFINE_P, DDR_SIZE_VECT): New.
7394 (find_data_references_in_loop, initialize_data_dependence_relation,
7395 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
7397 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
7399 * configure: Regenerate.
7401 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
7404 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
7405 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
7406 and constant folding of floating point MULT_EXPR/PLUS_EXPR
7409 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
7411 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
7412 (s390_gimplify_va_arg): Likewise.
7414 2004-10-12 Daniel Jacobowitz <dan@debian.org>
7416 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
7417 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
7418 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
7419 * regclass.c (record_address_regs): Remove ifdef. Use
7420 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
7421 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
7423 (scan_rtx_address, replace_oldest_value_addr): Use
7424 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
7425 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
7426 unnecessary definitions.
7427 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
7428 and MODE_BASE_REG_REG_CLASS.
7429 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
7430 (MODE_BASE_REG_REG_CLASS): Define.
7431 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
7432 (REG_MODE_OK_FOR_REG_BASE_P): Define.
7433 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
7434 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
7436 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
7438 * tree-ssa-alias.c (verify_name_tags): New function.
7439 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
7440 (verify_alias_info): Call verify_name_tags.
7442 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
7444 PR rtl-optimization/17931
7445 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
7448 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
7450 * arm.c (arm_print_operand): Use output_operand_lossage where possible
7451 rather than aborting.
7453 2004-10-12 Paul Brook <paul@coudesourcery.com>
7455 * config.gcc: Add armv6{k,z,zk}
7456 * config/arm/arm-cores.def: Add arm1176 and mpcore.
7457 * config/arm/tune.md: Regenerate.
7458 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
7460 (all_architectures): Add armv6k, armv6z, armv6zk.
7461 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
7462 * doc/invoke.texi: Document new arch and cpu values.
7464 2004-10-12 Paul Brook <paul@coodesourcery.com>
7466 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
7469 2004-10-12 Paul Brook <paul@codesourcery.com>
7471 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
7472 Handle negative constants.
7474 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
7477 * c-typeck.c (convert_arguments): Return error_mark_node if there
7478 are too few arguments.
7479 (build_function_call): Handle error_mark_node return from
7482 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
7484 * configure.ac (symbolic_link): Replace with $LN_S.
7485 (Assembler/Linker): Hard link from gas and binutils trees.
7486 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
7487 * configure: Regenerate.
7489 2004-10-12 Paul Brook <paul@codesourcery.com>
7491 * configure.ac: Don't look for host assembler when building a canadian
7493 * configure: Regenerate.
7495 2004-10-11 Roger Sayle <roger@eyesopen.com>
7498 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
7499 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
7500 line options for "-lang-asm" and if found allow any of the C-family
7502 (c_common_handle_option): Remove last use of permit_fortran_options.
7504 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
7506 * config/s390/s390.c (print_operand): Support 'S' format flag.
7507 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
7508 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
7509 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
7510 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
7511 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
7512 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
7513 ("*movstricthi"): Likewise.
7514 ("*load_multiple_di", "*load_multiple_si"): Likewise.
7515 ("*store_multiple_di", "*store_multiple_si"): Likewise.
7516 ("*sethiqisi", "*sethihisi"): Likewise.
7517 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
7518 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
7519 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
7520 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
7521 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
7523 ("*tmhi_full"): Fix incorrect op_type attribute.
7525 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
7526 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
7527 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
7528 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
7530 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
7533 * function.c (temp_slots_at_level): Fix typo which creates too
7534 many temp stack slots levels.
7536 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
7538 * config/s390/s390.c (s390_trampoline_template): Generate shorter
7540 (s390_trampoline_instantiate): Adapt.
7541 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
7543 2004-10-11 Roger Sayle <roger@eyesopen.com>
7546 * stmt.c (add_case_node): Add additional type argument. Declare
7547 as static to match prototype. Convert the upper and lower bounds
7548 to the specified index type. Optimize away case ranges/values
7549 that are outside the index type's bounds. Truncate case ranges
7550 that span the index type's bounds.
7551 (expand_case): Avoid unnessary computation and memory allocation
7552 when index type is error_mark_node. Pass index_type as required
7553 by change to add_case_node API. No need to convert case range
7554 bounds to index_type, this is now done by add_case_node.
7556 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
7558 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
7559 * config/s390/s390.c (s390_offset_p): New function.
7560 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
7561 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
7562 transform Q->Q alternatives to *clc pattern.
7564 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
7565 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
7566 to transform Q->Q alternatives to *mvc pattern.
7567 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
7568 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
7569 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
7570 transform Q->Q alternatives to *nc pattern.
7571 ("*nc"): New insn. New peephole to merge adjacent NCs.
7572 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
7573 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
7574 transform Q->Q alternatives to *oc pattern.
7575 ("*oc"): New insn. New peephole to merge adjacent OCs.
7576 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
7577 transform Q->Q alternatives to *xc pattern.
7578 ("*xc"): New insn. New peephole to merge adjacent XCs.
7579 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
7581 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
7583 * gimplify.c (gimple_push_condition): Make sure that we don't
7584 have any saved condition cleanup if we were at the top level.
7586 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
7588 * config/frv/frv.md (*adddi3_internal): Change name to...
7589 (adddi3): ...replacing the exisiting define_expand. Combine
7590 alternatives. Fix the range of the constant constraints ('J' instead
7591 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
7592 to extract the lower and upper halves of the DImode operands.
7593 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
7594 (adddi3_lower): Fix the range of the constant constraints and
7595 remove the bogus operands[2] check.
7596 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
7597 operand 2. Use addxi to handle constant operands.
7598 (subdi3_lower, subdi3_upper): Don't handle constant operands.
7600 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
7602 * gengtype-lex.l: Add commented } & ) characters to unconfuse
7603 editor's paren matching. Allow #define inside a struct.
7605 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
7608 part of PR c++/17657
7609 * fold-const.c (fold_build_cleanup_point_expr): New function.
7610 * tree.h (fold_build_cleanup_point_expr): Prototype.
7612 2004-10-10 Eric Christopher <echristo@redhat.com>
7614 * dwarf2out.c: Move attribute to subprogram declaration
7615 instead of subroutine type.
7617 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
7619 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
7620 hoist_insn_after, and hoist_insn_to_edge.
7621 * rtl.h: Remove the prototypes for reg_referenced_between_p,
7622 no_jumps_between_p, and insn_dependent_p.
7623 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
7624 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
7625 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
7626 hoist_insn_to_edge): Remove.
7628 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
7631 * c-decl.c (grokparms): Don't warn for parameters of incomplete
7632 type in declarations that are not definitions except for the case
7633 of parameters of void type.
7635 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
7637 * tree-cfg.c: Fix comment typos.
7639 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
7642 * builtins.c (expand_builtin_va_start): Check for too few
7643 arguments to va_start.
7645 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
7648 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
7649 fields a pedwarn. Pedwarn here for unnamed structs/unions if
7651 * c-parse.in (component_decl): Don't pedwarn here for unnamed
7654 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
7656 PR tree-optimization/17906
7657 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
7658 copy non-gimple reg arguments.
7660 2004-10-09 Roger Sayle <roger@eyesopen.com>
7662 PR rtl-optimization/17853
7663 * simplify-rtx.c (simplify_relational_operation): Correct comment.
7664 Reorganize handling of comparison operations with floating point
7665 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
7666 Likewise, introduce support for comparison operations with vector
7667 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
7669 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
7670 * doc/tm.texi: Likewise.
7672 2004-10-09 Steven Bosscher <stevenb@suse.de>
7674 * regs.h (struct reg_info_def): Remove the last_node_uid and
7675 changes_mode fields.
7676 (REGNO_LAST_NOTE_UID): Don't define.
7677 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
7678 * regmove.c (copy_src_to_dest): Likewise.
7680 2004-10-09 Roger Sayle <roger@eyesopen.com>
7683 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
7684 relational comparison operator op needs to be swapped/reversed when
7685 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
7687 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
7690 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
7691 instead of bsi_start.
7692 (value_replacement): Likewise.
7693 (abs_replacement): Likewise
7695 2004-10-09 Steven Bosscher <stevenb@suse.de>
7697 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
7698 (expand_gimple_cond_expr, expand_gimple_tailcall,
7699 expand_gimple_basic_block): Use it to dump RTL for each stmt.
7700 (tree_expand_cfg): Announce full RTL function dump.
7701 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
7702 not the graph version.
7703 * tree-pretty-print.c (dump_generic_node): Allow empty statements
7704 in the arms of a COND_EXPR for lowered nodes.
7706 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
7708 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
7709 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
7710 strtoufix16, strtoufix32, strtoufix64): Declare.
7712 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
7714 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
7715 for an out-of-range floating point constant.
7716 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
7717 warning if the target format does not support infinities.
7719 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7721 * emit-rtl.c (last_label_num, base_label_num): Remove.
7722 (max_label_num): Always return label_num.
7723 (set_new_last_label_num, restore_emit_status): Remove.
7724 (init_emit): Don't initialize last_label_num.
7725 * function.c (pop_function_context_from): Don't call
7726 restore_emit_status.
7727 * function.h: Remove the prototype for restore_emit_status.
7728 * rtl.h: Remove the prototype for set_new_last_label_num.
7730 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7732 * stmt.c (expand_decl_init): Remove.
7733 * tree.h: Remove the corresponding prototype.
7735 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7737 * integrate.c (try_constants, subst_constants, mark_stores):
7739 * integrate.h: Remove the prototype for try_constants.
7741 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
7743 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
7744 (convert_for_assignment): Handle ic_argpass_nonproto. Add
7745 comments about its relevance to errors.
7746 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
7748 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
7751 * c-ppoutput.c (cb_ident): Don't quote string as it is already
7754 2004-10-08 Diego Novillo <dnovillo@redhat.com>
7756 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
7757 reference_node_pool.
7759 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7761 * tree-cfg.c: Fix a comment typo.
7763 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
7765 * config/s390/s390.c (s390_register_info): Don't save fprs for
7767 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
7769 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
7771 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
7772 (TARGET_DEFAULT): Use symbolic values.
7773 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
7774 (TARGET_DEFAULT): Use symbolic values.
7775 * config/s390/s390.c (s390_backchain_string): Initialize to
7776 TARGET_DEFAULT_BACKCHAIN.
7778 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7780 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
7781 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
7783 (expand_builtin_strcat): Accept a type parameter.
7784 (fold_builtin_mempcpy): Accept a type and endp parameter.
7786 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
7787 Accept an `exp' instead of an `arglist'.
7789 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
7791 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
7792 reverting my 2004-09-07 patch to use build_int_cst.
7794 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7797 * config/sparc/sparc.c (input_operand): Remove redundant code
7798 for handling LO_SUM.
7799 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
7800 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
7801 Otherwise only accept it for TFmode if quad move insns are available.
7803 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7805 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
7806 common cases will be caught earlier than others.
7808 2004-10-08 Michael Matz <matz@suse.de>
7810 * loop-doloop.c (doloop_optimize): Extend count.
7812 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
7814 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
7815 (prefetch): Convert to expander.
7817 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
7819 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
7820 first argument of CALL.
7821 (tls_local_dynamic): Likewise.
7823 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
7825 * c-typeck.c (enum impl_conv): New.
7826 (convert_for_assignment): Use it. Take tree for function called
7827 instead of its name. Handle ObjC selectors for diagnostics at
7828 start of function. Select diagnostic text within the function
7829 using full sentences for diagnsotics. Use %qE to name functions
7831 (convert_arguments, build_modify_expr,
7832 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
7833 callers to convert_for_assignment.
7834 (warn_for_assignment): Remove.
7836 2004-10-08 Nick Clifton <nickc@redhat.com>
7838 * config/sh/symbian.c (symbian_possibly_export_base_class):
7839 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
7840 TYPE_CONTAINS_VPTR_P.
7842 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7844 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
7845 fixed registers form all_used_regs. Update call_really_used_regs.
7846 (CALL_REALLY_USED_REGISTERS): Define.
7847 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
7848 with call_really_used_regs.
7850 2004-10-08 Alan Modra <amodra@bigpond.net.au>
7852 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
7853 for -profile as well as -p and -pg.
7855 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
7857 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
7859 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
7861 * tree-cfg.c (tree_block_forwards_to): Remove.
7862 * tree-flow.h: Remove the corresponding prototype.
7864 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
7866 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
7867 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
7869 2004-10-07 Geoffrey Keating <geoffk@apple.com>
7872 * config/rs6000/rs6000.c (rs6000_generate_compare): When
7873 flag_trapping_math is in effect, don't generate subtract
7876 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
7878 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
7879 * config/s390/s390.c (s390_narrow_logical_operator): New function.
7880 (s390_extra_constraint_str): Add 'A' constraints.
7881 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
7882 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
7883 (CONSTRAINT_LEN): Likewise.
7884 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
7885 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
7886 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
7887 ("*iordi3"): Add OI alternative and splitter.
7888 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
7889 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
7890 ("*xordi3"): Add XI alternative and splitter.
7891 ("*xorsi3", "*xorhi3"): Likewise.
7893 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7895 * config/mips/mips.c (mips_function_rodata_section): New function.
7896 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
7898 2004-10-07 Devang Patel <dpatel@apple.com>
7900 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
7901 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
7902 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
7903 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
7904 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
7905 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
7906 UNSPEC_VCONDU_V16QI): New constant defines.
7907 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
7908 vconduv16qi): New patterns.
7909 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
7910 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
7911 (get_vec_cmp_insn): Same.
7912 (get_vsel_insn): Same.
7913 (rs6000_emit_vector_compare): Same.
7914 (rs6000_emit_vector_select): Same.
7915 (INSN_NOT_AVAILABLE): New.
7917 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
7919 PR tree-optimization/17749
7920 * tree-tailcall.c (find_tail_calls): Check that parameter is
7923 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
7925 * config/ia64/ia64.c: Fix a comment typo.
7927 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7929 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
7931 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7934 * tree-inline.c (expand_call_inline): Do not warn for functions
7935 marked with attribute noinline.
7937 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7940 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
7941 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
7943 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
7944 of 0 as 4th argument to pass_by_reference.
7945 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
7947 2004-10-06 Eric Christopher <echristo@redhat.com>
7949 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
7952 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7955 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
7957 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
7959 PR rtl-optimization/17791
7960 * loop-doloop.c (doloop_modify): Take number of iterations as
7962 (doloop_optimize): Extend or shorten the number of iterations
7963 when changing mode of counter register.
7964 * loop-iv.c (lowpart_subreg): Export.
7965 * rtl.h (lowpart_subreg): Declare.
7967 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
7969 PR tree-optimization/17806
7970 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
7971 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
7972 flags moved to split_edge.
7974 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7977 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
7978 before tentatively building the conditional move sequence.
7980 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7983 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
7985 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
7986 function_arg_padding.
7988 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7991 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
7993 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
7995 * hooks.c (hook_int_void_1, hook_void_int): Remove.
7996 * hooks.h: Remove the corresponding prototypes.
7998 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8001 * tree-nested.c (walk_stmt_info): Add changed field.
8002 (convert_nonlocal_reference): Set changed to when we
8003 change a decl to unnested decl.
8004 <case ADDR_EXPR>: Instead of checking if the immediate part
8005 of the ADDR_EXPR changed, check the field changed.
8006 Use recompute_tree_invarant_for_addr_expr instead of unsetting
8008 (convert_local_reference): Set changed to when we
8009 change a decl to unnested decl.
8010 <case ADDR_EXPR>: Instead of checking if the immediate part
8011 of the ADDR_EXPR changed, check the field changed.
8012 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
8014 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
8016 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8017 * dwarf2out.c (dwarf2out_init): Remove references to
8018 DWARF2_GENERATE_TEXT_SECTION_LABEL.
8019 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
8020 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8022 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
8024 * c-typeck.c (convert_arguments): Take expression for called
8025 function rather than its name. Handle ObjC selectors directly
8026 rather than relying on warn_for_assignment to do so. Call warning
8027 directly rather than warn_for_assignment. Use %qE in diagnostics.
8028 Say "argument" rather than "arg" in diagnostics.
8029 (build_function_call): Update call to convert_arguments.
8031 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8034 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
8035 ENUMs specially instead of just saying we do.
8037 2004-10-06 Eric Christopher <echristo@redhat.com>
8039 * dwarf2.h: Sync with include/elf/dwarf2.h
8041 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8043 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
8046 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8048 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
8049 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
8051 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8053 * lambda-code.c (compute_nest_using_fourier_motzkin): New
8055 (lambda_compute_auxillary_space): Split from here.
8057 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8059 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
8060 * tree-flow.h: Add prototype.
8061 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
8062 expr_invariant_in_loop.
8064 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
8066 * tree-cfg.c (thread_jumps): Remove a duplicate check for
8069 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
8071 * config/s390/s390-protos.h (s_imm_operand): Remove.
8072 (s390_pool_operand): Add prototype.
8073 * config/s390/s390.c (general_s_operand): Remove.
8074 (s_imm_operand): Remove.
8075 (s_operand): Merge contents of general_s_operand.
8076 (s390_pool_operand): New function.
8077 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
8078 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
8079 ("*cmpdi_ccu"): Merge Q->Q alternative.
8080 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
8081 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
8083 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
8084 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
8085 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
8087 2004-10-06 Steve Ellcey <sje@cup.hp.com>
8089 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
8090 call ia64_function_arg_boundary.
8091 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
8092 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
8093 (ia64_function_arg_advance): Do not put 128 bit floats into
8096 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8098 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
8099 Accept an expression instead of an arglist.
8100 (expand_builtin_stpcpy): Accept an expression instead of an
8103 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8106 * doc/install.texi (*-*-solaris2*): Mention potential problem
8107 with Sun assembler + GNU linker and C++ programs.
8108 Document status of binutils 2.15 release.
8110 2004-10-06 Jan Hubicka <jh@suse.cz>
8112 * cse.c (cse_main): Kill push/pop context.
8114 2004-10-05 Zack Weinberg <zack@codesourcery.com>
8116 * pretty-print.c: Include tree.h.
8117 (pp_base_prepare_to_format): New function, logic from
8118 text_specifies_location.
8119 (pp_base_format_text): Use gcc_assert.
8120 * pretty-print.h (pp_prepare_to_format): New macro.
8121 (pp_base_prepare_to_format): Prototype.
8122 * diagnostic.c (text_specifies_location): Delete.
8123 (bug_report_request): Delete.
8124 (diagnostic_set_info): Don't call text_specifies_location.
8125 (diagnostic_action_after_output): Put text from
8126 bug_report_request inline here. Use gcc_unreachable.
8127 (diagnostic_report_current_function): Fix comment.
8128 (diagnostic_report_diagnostic): Clarify logic for error recursion.
8129 Call pp_prepare_to_format before diagnostic_starter.
8130 (trim_filename): Use IS_DIR_SEPARATOR.
8131 (fatal_error, internal_error): Use gcc_unreachable.
8132 (error_recursion): Call diagnostic_action_after_output to
8133 issue the bug_report_request message and exit.
8134 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
8136 * c-parse.in: Add list of diagnostic messages to insulate
8137 translation template from version of yacc/bison used to
8138 compile the grammar.
8140 2004-10-06 Alan Modra <amodra@bigpond.net.au>
8143 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
8145 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8147 * basic-block.h: Remove the prototype for
8148 flow_preorder_transversal_compute.
8149 * cfganal.c (dfst_node): Remove.
8150 (flow_preorder_transversal_compute): Likewise.
8151 * rtl.h: Remove the prototype for get_jump_table_offset.
8152 * rtlanal.c (get_jump_table_offset): Remove.
8154 2004-10-05 Richard Henderson <rth@redhat.com>
8157 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
8159 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
8162 * Makefile.in: Stage the build directory too.
8164 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
8166 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
8168 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
8169 (frv_emit_move): Same.
8171 * config/frv/frv.c (frv_emit_move): New.
8172 (frv_legitimize_address): New.
8174 * config/frv/frv.md ("movsi"): Call frv_emit_move.
8181 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
8183 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
8186 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
8188 * c-decl.c (pushdecl): When an extern declaration at block scope
8189 refers to a visible entity with internal linkage, use the old DECL
8190 rather than the new one.
8192 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8194 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
8197 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8199 * tree-cfg.c (thread_jumps): Remove a duplicate check for
8202 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8204 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
8205 of FOR_BB_BETWEEN. Remove a useless check for unreachable
8208 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8210 * tree-cfg.c (cleanup_tree_cfg): Don't call
8211 delete_unreachable_blosk() after thread_jumps().
8212 (thread_jumps): Always remove basic blocks as they become
8215 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8217 * tree-cfg.c (cleanup_tree_cfg): Remove variable
8218 something_changed. Simplify the while loop.
8220 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8222 * builtins.c (expand_builtin_memmove): Delete duplicate code
8223 and accept a tree type for the result.
8224 (expand_builtin_bcopy): Accept a tree type for the result.
8225 (fold_builtin_memmove): Accept an arglist and tree type for
8228 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
8230 * config/s390/s390.c (s390_dump_pool): Remove return value.
8231 Use gen_pool_align, gen_pool_section_start/end instead of
8232 gen_pool_start/end_31/64.
8233 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
8234 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
8235 ("pool_start_31", "pool_end_31"): Remove.
8236 ("pool_start_64", "pool_end_64"): Likewise.
8237 ("pool_align", "pool_section_start", "pool_section_end": New insns.
8239 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
8240 (TARGET_CANNOT_COPY_INSN_P): Define.
8241 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
8242 (struct constant_pool): New member 'execute'.
8243 (s390_add_execute, s390_find_execute): New functions.
8244 (s390_execute_label, s390_execute_target): Likewise.
8245 (s390_dump_pool): Output in-pool execute target templates.
8246 (s390_dump_execute): New function.
8247 (s390_alloc_pool, s390_free_pool): Handle execute templates.
8248 (s390_mainpool_start, s390_mainpool_finish): Likewise.
8249 (s390_chunkify_start, s390_chunkify_finish): Likewise.
8250 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
8251 ("*execute"): New insn pattern.
8252 ("movmem_short", "*movmem_short"): Use splitters to generate
8253 explicit execute pattern, remove embedded execute.
8254 ("clrmem_short", "*clrmem_short"): Likewise.
8255 ("cmpmem_short", "*cmpmem_short"): Likewise.
8257 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
8259 * tree-ssa.c (verify_ssa): Verify phi arguments only
8260 contain renamed names.
8262 2004-10-05 Alan Modra <amodra@bigpond.net.au>
8264 * config/rs6000/linux.h: Formatting, whitespace.
8265 * config/rs6000/linux64.h: Likewise.
8266 * config/rs6000/rs6000-protos.h: Likewise.
8267 * config/rs6000/rs6000.c: Likewise.
8268 (easy_vector_splat_const): Add fall thru comments.
8269 (output_vec_const_move): Likewise.
8271 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
8273 * Makefile.in: Update -Wno-error exceptions for move to build dir.
8275 2004-10-05 Chao-Ying Fu <fu@mips.com>
8276 Richard Sandiford <rsandifo@redhat.com>
8278 * doc/invoke.texi (-mpaired-single): Link to the new description of the
8279 built-in functions. Document dependencies.
8280 (-mips3d): Add link here too.
8281 * doc/extend.texi (MIPS Paired-Single Support): New section.
8283 2004-10-04 Chao-ying Fu <fu@mips.com>
8285 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
8287 2004-10-04 Diego Novillo <dnovillo@redhat.com>
8289 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
8290 Initialize OPT_STATS to 0.
8292 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
8294 * tree-data-ref.c: Fix comment typos.
8296 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
8298 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
8299 the predicate cannot be computed, don't initialize the result to
8302 2004-10-01 Eric Christopher <echristo@redhat.com>
8304 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
8305 locally defined enum.
8306 * dwarf2out.c (add_calling_convention_attribute): Don't
8309 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
8311 PR c/17178, PR c/17820
8312 * c-decl.c (pop_scope): Do not warn about unused static
8313 variables as they warned in the middle-end.
8315 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8317 * builtins.c (expand_builtin_memcpy): Delete duplicate code
8318 and make the first parameter the expression not the arglist.
8320 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
8322 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
8323 as valid modes to expand address expressions.
8325 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
8327 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
8328 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
8329 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
8330 code formatting conventions.
8332 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
8334 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
8336 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
8338 PR tree-optimization/16632
8339 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
8340 fold (A & C) == D into 0, fold ~C. Similarly, for the case
8341 where | is used instead of &.
8343 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
8345 * ginclude/stddef.h: Fix a comment typo.
8347 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8350 * config.gcc (i?86-*-solaris2*): Restore correct logic
8351 for --enable-threads option.
8352 (sparc64-*-solaris2*): Likewise.
8353 (sparc-*-solaris2*): Likewise.
8355 2004-10-03 Alan Modra <amodra@bigpond.net.au>
8357 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
8358 (OS_MISSING_POWERPC64): Move, and comment.
8359 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
8360 (OS_MISSING_POWERPC64): Move, and comment.
8362 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
8364 * arm.c (output_call_mem): Add missing \t.
8366 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8368 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
8369 expand_builtin_strncmp): Delete duplicate code.
8371 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
8373 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
8374 take check-base and -limit arguments.
8375 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
8376 check ranges for ARRAY_REF and COMPONENT_REF.
8377 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
8380 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
8382 * c-objc-common.c (c_tree_printer): Correct description of %E.
8383 Don't fall through after printing an expression.
8385 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
8387 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
8389 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
8391 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
8392 delete_unrechable_blocks() only when necessary.
8394 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
8396 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
8397 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
8398 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
8399 __gthread_recursive_mutex_unlock): New functions.
8401 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
8403 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
8404 * config/s390/tpf-eh.c: Remove file.
8405 * config/s390/tpf-unwind.h: New file.
8406 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
8407 (MD_UNWIND_SUPPORT): Define.
8409 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
8411 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
8413 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
8415 * config/s390/s390-protos.h (s390_comparison): Add prototype.
8416 * config/s390/s390.c (s390_comparison): New function.
8417 (s390_branch_condition_mask): Return -1 for invalid comparisons.
8418 (s390_branch_condition_mnemonic): Assert valid comparison.
8419 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
8420 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
8421 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
8422 s390_comparison instead of comparison_operator.
8424 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
8425 ("cmpmemdi"): Remove.
8426 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
8427 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
8428 ("cmpint_si"): Rename to ...
8429 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
8430 ("cmpint_di", "*cmpint_di"): Likewise.
8431 * config/s390/s390.c (s390_canonicalize_comparison): Remove
8432 redundant UNSPEC_CMPINT conversions.
8433 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
8435 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
8437 * collect2.c (COLLECT_PARSE_FLAG): Remove.
8438 (main): Remove a reference to COLLECT_PARSE_FLAG
8439 * system.h: Poison COLLECT_PARSE_FLAG.
8440 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
8442 2004-10-01 Paul Brook <paul@codesourcery.com>
8444 * config/arm/crti.asm: Give _init and _fini function type.
8446 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
8448 * common.opt (ftree-loop-ivcanon): Enable by default.
8449 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8450 Enable complete loop unrolling.
8451 (canonicalize_induction_variables, tree_unroll_loops_completely):
8454 2004-10-01 Paul Brook <paul@codesourcery.com>
8456 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
8457 not register number.
8458 (thumb_find_work_register): Search full register range.
8460 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
8463 * tree-cfg.c (group_case_labels): Get the label and not
8464 the case expr for the default case.
8465 When the label we looking at is the default, decrement the
8468 2004-10-01 Jan Hubicka <jh@suse.cz>
8470 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
8471 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
8472 * toplev.h (tree_rest_of_compilation): Update prototype.
8473 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
8475 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
8477 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
8478 cleanup_control_flow() out of the while loop.
8480 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
8482 * tree-vectorizer.c (vectorizable_operation): Fail unless
8483 the mode for the vector type is indeed a vector mode.
8485 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
8487 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
8488 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
8490 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8491 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
8492 follow_ssa_edge_in_rhs): Ditto.
8493 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
8494 (dump_iv): Dump base_object.
8495 (dump_use, dump_cand): Use dump_iv.
8496 (determine_base_object): New function.
8497 (alloc_iv): Initialize base_object field.
8498 (record_use): Clear the ssa_name field of iv.
8499 (get_computation_cost_at): Do not use difference of addresses of
8500 two different objects.
8501 (may_eliminate_iv): Do not require the loop to have just single exit.
8502 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
8503 (nonzero_p): New function.
8504 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
8505 tree_simplify_using_condition, simplify_using_initial_conditions,
8506 loop_niter_by_eval, find_loop_niter_by_eval,
8507 estimate_numbers_of_iterations_loop, compare_trees,
8508 upper_bound_in_type, lower_bound_in_type,
8509 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
8510 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
8511 instead of integer_(non)zerop.
8513 2004-10-01 Jakub Jelinek <jakub@redhat.com>
8516 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8518 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8519 and TI_VA_LIST_FPR_COUNTER_FIELD.
8520 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8521 * tree-pass.h (pass_stdarg): Add.
8522 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8523 * tree-stdarg.c: New file.
8524 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8525 (tree-stdarg.o): Add dependencies.
8526 * function.h (struct function): Add va_list_gpr_size and
8527 va_list_fpr_size fields.
8528 * function.c (allocate_struct_function): Initialize them.
8530 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8531 va_list_{g,f}pr_counter_field.
8532 (ix86_setup_incoming_varargs): Don't do anything if reg_save
8533 area will not be used. Only save registers that tree-stdarg.c
8534 detected they need saving.
8535 (ix86_va_start): Don't set up fields that won't be used.
8537 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8538 va_list_{g,f}pr_counter_field.
8539 (setup_incoming_varargs): Don't do anything if reg_save
8540 area will not be used. Only save registers that tree-stdarg.c
8541 detected they need saving.
8542 (rs6000_va_start): Don't set up fields that won't be used.
8544 2004-09-30 Eric Christopher <echristo@redhat.com>
8546 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
8548 * dwarf2out.c (add_calling_convention_attribute): New function.
8549 (gen_subroutine_type_die): Use.
8550 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
8551 * target.h (gcc_target): Add dwarf_calling_convention.
8552 * hooks.c (hook_int_tree_0): New function.
8553 * hooks.h: Prototype.
8554 * config/sh/sh.c: Include dwarf2.h.
8555 (sh_dwarf_calling_convention): New function.
8556 (TARGET_DWARF_CALLING_CONVENTION): Use.
8557 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
8559 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8561 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
8562 expand_builtin_strrchr, expand_builtin_strpbrk,
8563 expand_builtin_strncat, expand_builtin_strspn,
8564 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
8567 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
8569 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
8571 (s390_logical_operator_ok_p): Likewise.
8572 * config/s390/s390.c (s390_expand_logical_operator): New function.
8573 (s390_logical_operator_ok_p): Likewise.
8574 * config/s390/s390.md ("anddi3"): New expander.
8575 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
8576 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
8577 ("andsi3"): Use s390_expand_logical_operator.
8578 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
8579 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
8580 ("andhi3"): New expander.
8581 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
8582 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
8583 ("andqi3"): New expander.
8584 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
8585 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
8586 ("iordi3"): New expander.
8587 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
8588 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
8589 ("iorsi3"): Use s390_expand_logical_operator.
8590 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
8591 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
8592 ("iorhi3"): New expiorer.
8593 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
8594 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
8595 ("iorqi3"): New expiorer.
8596 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
8597 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
8598 ("xordi3"): New expander.
8599 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
8600 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
8601 ("xorsi3"): New expander.
8602 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
8603 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
8604 ("xorhi3"): New expander.
8605 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
8606 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
8607 ("xorqi3"): New expander.
8608 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
8609 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
8611 2004-09-30 Roger Sayle <roger@eyesopen.com>
8613 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
8614 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
8615 machine mode as the result.
8617 2004-09-30 Ben Elliston <bje@au.ibm.com>
8620 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
8621 FOR_EACH_EDGE macros.
8623 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
8625 * c-tree.h (readonly_error): Remove.
8626 * c-typeck (enum lvalue_use): New.
8627 (lvalue_or_else, readonly_error): Use it. All callers changed.
8628 (readonly_error): Make static.
8630 2004-09-30 Jan Hubicka <jh@suse.cz>
8633 * cfgrtl.c (try_redirect_by_replacing_jump,
8634 force_nonfallthru_and_redirect, commit_one_edge_insertion,
8635 cfg_layout_merge_blocks): Do not attach any line number information
8636 to newly inserted instructions.
8637 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
8639 (emit_*insn_before, emit_insn*_after): New.
8640 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
8642 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
8643 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
8645 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
8647 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
8648 (s390_return_address_offset): Remove.
8649 (s390_can_eliminate): Add prototype.
8650 (s390_initial_elimination_offset): Add prototype.
8651 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
8652 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
8653 * config/s390/s390.c (s390_arg_frame_offset): Remove.
8654 (s390_return_address_offset): Remove.
8655 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
8656 (struct machine_function): New member split_branches_pending_p.
8657 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
8658 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
8659 (s390_optimize_prologue): Remove base_used argument. Call
8660 s390_update_frame_layout instead of s390_register_info. Handle
8661 prologue/epilogue insns that touch only RETURN_REGNUM.
8662 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
8663 (s390_register_info): Remove base_used and return_addr_used
8664 arguments, compute special register usage inline. Return live
8665 register data to caller.
8666 (s390_frame_info): Remove arguments, do not call s390_register_info.
8667 (s390_init_frame_layout): New function.
8668 (s390_update_frame_layout): Likewise.
8669 (s390_emit_prologue): Call s390_update_frame_layout; some code
8670 move to there. Do not emit pool placeholder insn if unnecessary.
8672 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
8674 * config/s390/s390.c (legitimate_reload_constant_p): Remove
8675 floating point constant workaround.
8676 (s390_secondary_input_reload_class): Handle PLUS reloads
8677 with too-large constant.
8678 (s390_expand_plus_operand): Likewise.
8679 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
8680 ("movsi"): Likewise. Also, remove workaround for non-general
8682 ("movdf"): Do not call force_const_mem.
8683 ("movsf"): Likewise. Merge expander with *movsf insn.
8684 ("*movsf"): Remove, merge with movsf expander.
8686 2004-09-30 Paul Brook <paul@codesourcery.com>
8688 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
8689 (ENDFILE_SPEC): Define.
8690 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
8692 2004-09-30 Richard Henderson <rth@redhat.com>
8694 * config/alpha/qrnnd.asm: Mark for noexecstack.
8696 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
8698 * protoize.c, tree-cfg.c: Fix comment typos.
8700 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
8703 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
8705 2004-09-30 Diego Novillo <dnovillo@redhat.com>
8707 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
8709 (add_pointed_to_expr): ... here.
8710 Call add_pointed_to_expr for variables with DECL_INITIAL set.
8711 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
8712 pointer variable, if set.
8714 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
8716 * config/sh/sh.c: Follow spelling conventions.
8718 2004-09-29 Richard Henderson <rth@redhat.com>
8720 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
8721 * doc/tm.texi (DWARF_ZERO_REG): New.
8723 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
8724 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
8725 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
8727 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
8729 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
8730 with a PLUS as source operand.
8731 (expand_movstr): Likewise.
8732 (expand_builtin_stpcpy): Likewise.
8734 2004-09-29 Richard Henderson <rth@redhat.com>
8737 * tree-gimple.c (is_gimple_reg): Reject hard registers.
8738 (is_gimple_asm_val): New.
8739 * tree-gimple.h (is_gimple_asm_val): Declare.
8740 * gimplify.c (gimplify_asm_expr): Use it.
8741 * tree-pretty-print.c (print_declaration): Dump hard regs.
8742 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
8743 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8744 * tree-ssa-pre.c (is_undefined_value): Likewise.
8745 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8746 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
8747 * tree-ssa.c (warn_uninit): Likewise.
8748 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
8750 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
8752 * c-decl.c (merge_decls): Use comptype when comparing
8753 types to decide on DECL_SIZE save of olddecl.
8755 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
8757 * tree.h (INDIRECT_REF_P): New macro.
8758 * alias.c (get_alias_set): Use it
8759 (nonoverlapping_memrefs_p): Ditto.
8760 * emit-rtl.c (mem_expr_equal_p): Ditto.
8761 (set_mem_attributes_minus_bitpos): Ditto.
8762 (is_gimple_addressable): Ditto.
8763 (get_base_address): Ditto.
8764 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
8765 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
8766 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
8767 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
8768 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
8769 (add_address_candidates): Ditto.
8770 (rewrite_address_base): Ditto.
8772 2004-09-30 Ben Elliston <bje@au.ibm.com>
8774 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
8775 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
8776 (rewrite_ssa_into_ssa): Likewise.
8777 * tree-phinodes.c (create_phi_node): Access the number of
8778 predecessor edges using EDGE_COUNT() and not num_preds.
8780 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
8783 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
8785 2004-09-29 Eric Christopher <echristo@redhat.com>
8787 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
8789 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
8791 * config/cris/cris.md (moverside, movemside): With MEM, make sure
8792 the address is (plus reg mem).
8794 2004-09-29 David Edelsohn <edelsohn@gnu.org>
8796 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
8798 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
8800 * tree.c (make_node_stat): Fix uninitialized warning. Replace
8801 cascaded if ... else if with a switch.
8803 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8805 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
8807 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8809 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8810 and TI_VA_LIST_FPR_COUNTER_FIELD.
8811 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8812 * tree-pass.h (pass_stdarg): Add.
8813 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8814 * tree-stdarg.c: New file.
8815 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8816 (tree-stdarg.o): Add dependencies.
8817 * function.h (struct function): Add va_list_gpr_size and
8818 va_list_fpr_size fields.
8819 * function.c (allocate_struct_function): Initialize them.
8821 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8822 va_list_{g,f}pr_counter_field.
8823 (ix86_setup_incoming_varargs): Don't do anything if reg_save
8824 area will not be used. Only save registers that tree-stdarg.c
8825 detected they need saving.
8826 (ix86_va_start): Don't set up fields that won't be used.
8828 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8829 va_list_{g,f}pr_counter_field.
8830 (setup_incoming_varargs): Don't do anything if reg_save
8831 area will not be used. Only save registers that tree-stdarg.c
8832 detected they need saving.
8833 (rs6000_va_start): Don't set up fields that won't be used.
8835 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8837 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
8838 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
8839 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
8840 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
8841 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
8842 ATTR_NONNULL_1_4): New.
8844 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8846 PR tree-optimization/17697
8847 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
8850 2004-09-28 Per Bothner <per@bothner.com>
8852 * profile.c (branch_prob): Pass correct value to output_location,
8853 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
8855 2004-09-28 Richard Henderson <rth@redhat.com>
8858 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
8859 * tree-flow.h (may_propagate_copy_into_asm): Declare.
8860 * tree-ssa-ccp.c (replace_uses_in): Use it.
8861 * tree-ssa-dom.c (cprop_operand): Likewise.
8863 2004-09-28 Jeff Law <law@redhat.com>
8865 * tree-ssa-threadupdate.c (create_block_for_threading): Request
8866 that no outgoing edges be left in the duplicate block. Do no
8867 update information on outgoing edges or PHI nodes in target
8869 (remove_ctrl_stmt_and_useless_edges): Renamed from
8870 remove_last_stmt_and_useless_edges. Handle case where the
8871 block is empty or has no control statements. Do not update edge
8873 (thread_block): Create a template block rather than copying the
8874 original block every time. Create outgoing edges from the
8875 duplicate blocks and update PHIs at the target of the outgoing
8876 edges here. Fix edge flags for the original block if necessary.
8877 * cfghooks (duplicate_block): No longer assert that the original
8878 block has incoming edges.
8880 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
8882 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
8883 Reg Vars to enforce register allocation with general constraints.
8884 (Explicit Reg Vars): Clarify relation to asm statements.
8885 (Local Reg Vars): Similar.
8887 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
8889 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
8890 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
8891 build_control_flow, new_edge): Remove.
8892 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
8893 (bitlst, bitlst_table_last, bitlst_table): Remove.
8894 (bblst): Store basic_block pointer instead of block index.
8895 (bblst_table): Likewise.
8896 (edgelst): Store edge pointer instead of edge index.
8897 (edgelst_table, edgelst_last): New variables.
8898 (extract_bitlst): Rename to ...
8899 (extract_edgelst): ... this. Return edge pointers, not indices.
8900 (split_edges): Update call.
8901 (rgn_edges): Store edge pointers instead of indices.
8902 (edge_to_bit): Remove.
8903 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
8904 (SET_EDGE_TO_BIT): New macro.
8905 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
8906 (find_rgns): Remove edge_list parameter. Traverse standard CFG
8907 data structures instead of haifa_edge et al. Use edge pointers
8908 instead of edge indices everywhere.
8909 (compute_dom_prob_ps): Use standard CFG data structures. Account
8911 (compute_trg_info): Likewise.
8912 (propagate_deps): Likewise.
8913 (debug_candidate): Account for bblst data structure change.
8914 (check_live_1, update_live_1, is_pfree): Likewise.
8915 (IS_REACHABLE): Use standard CFG data structures.
8916 (init_ready_list): Update bblst_table/edgelst_table allocation.
8917 (schedule_region): Update alloc/cleanup code to data structure
8918 changes. Use edge->aux to store per-region edge index.
8919 (init_regions): No longer call build_control_flow. Do not
8920 create edge list any more.
8922 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
8924 * cse.c (cse_insn): Avoid creating direct non-local jumps.
8925 * combine.c (can_combine_p): Likewise.
8926 * local-alloc. (update_equiv_regs): Likewise.
8928 2004-09-28 Richard Henderson <rth@redhat.com>
8931 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
8932 Don't check VOIDmode here. Force PLUS operands to common type.
8933 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
8934 Pmode if given a non pointer type.
8936 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8939 * optabs.c (expand_binop): Force constants to the correct mode.
8941 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
8943 * config/s390/s390.c (s390_adjust_cost): Remove.
8944 (TARGET_SCHED_ADJUST_COST): Do not redefine.
8945 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
8946 * config/s390/s390.md ("main_pool"): Use "larl" type
8947 attribute if TARGET_CPU_ZARCH.
8949 2004-09-28 Jakub Jelinek <jakub@redhat.com>
8951 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
8954 2004-09-28 Diego Novillo <dnovillo@redhat.com>
8956 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
8959 2004-09-28 Steven Bosscher <stevenb@suse.de>
8961 * common.opt (flag_gcse_sm): Disable by default.
8962 (flag_gcse_las): Likewise.
8963 (flag_web): Likewise. Create from this file.
8964 * flags.h: Remove flag_web declaration.
8965 * toplev.c (flag_web): Likewise.
8966 (process_options): Never set flag_web.
8968 2004-09-28 Steven Bosscher <stevenb@suse.de>
8970 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
8971 * tree-ssa-propagate.c: Include vec.h.
8972 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
8974 (cfg_blocks_add): Assert the block is not already in the worklist.
8975 Update uses of interesting_ssa_edges and varying_ssa_edges.
8976 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
8977 ssa_propagate): Likewise.
8979 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
8982 * c-decl.c (start_decl): Check for initializing incomplete array
8984 (build_compound_literal): Check for TYPE being error_mark_node.
8985 * c-parse.in (primary): Check for VLA compound literals.
8987 2004-09-28 Diego Novillo <dnovillo@redhat.com>
8989 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
8990 with --disable-checking.
8992 2004-09-28 Devang Patel <dpatel@apple.com>
8994 * tree-pretty-print.c (dump_generic_node): Print vector types.
8996 2004-09-28 Nick Clifton <nickc@redhat.com>
8998 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
8999 invocation of the function sh_init_cumulative_args.
9000 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
9001 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
9002 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
9003 * config/sh/sh.c (sh_init_cumulative_args): New function based
9004 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
9005 heuristic added to determine the setting of force_mem when a
9006 library function is being called.
9008 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9010 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
9011 Skip constant arguments.
9013 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9015 * tree-ssa-alias.c (create_name_tags): If PTR points to a
9016 volatile type, mark the tag volatile.
9017 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
9020 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
9022 * tree.def (vec_cond_expr): Fix. Change 'e'
9025 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9027 * basic-block.h: Fix a comment typo.
9029 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9031 * optabs.c, optabs.h: Fix comment typos.
9033 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
9035 * config/sparc/sparc.md (call_address_struct_value_sp32):
9036 Properly mask the immediate field of the 'unimp' instruction.
9037 (call_symbolic_struct_value_sp32): Likewise.
9039 2004-09-28 Ben Elliston <bje@au.ibm.com>
9040 Steven Bosscher <stevenb@suse.de>
9041 Andrew Pinski <pinskia@physics.uc.edu>
9043 Merge from edge-vector-branch:
9044 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
9045 (struct edge_def): Remove pred_next, succ_next members.
9046 (struct basic_block_def): Remove pred, succ members. Add preds
9047 and succs members of type VEC(edge).
9048 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
9049 (BRANCH_EDGE): Likewise.
9050 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
9051 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
9052 (edge_iterator): New.
9053 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
9054 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
9055 (FOR_EACH_EDGE): New.
9056 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
9058 (rotate_loop): Likewise.
9059 (find_traces_1_route): Likewise.
9060 (bb_to_key): Likewise.
9061 (connect_traces): Likewise.
9062 (copy_bb_p): Likewise.
9063 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
9064 (add_labels_and_missing_jumps): Likewise.
9065 (fix_up_fall_thru_edges): Likewise.
9066 (find_jump_block): Likewise.
9067 (fix_crossing_conditional_branches): Likewise.
9068 (fix_crossing_unconditional_branches): Likewise.
9069 (add_reg_crossing_jump_notes): Likewise.
9070 * bt-load.c (augment_live_range): Likewise.
9071 * cfg.c (clear_edges): Likewise.
9072 (unchecked_make_edge): Likewise.
9073 (cached_make_edge): Likewise.
9074 (make_single_succ_edge): Likewise.
9075 (remove_edge): Likewise.
9076 (redirect_edge_succ_nodup): Likewise.
9077 (check_bb_profile): Likewise.
9078 (dump_flow_info): Likewise.
9079 (alloc_aux_for_edges): Likewise.
9080 (clear_aux_for_edges): Likewise.
9081 (dump_cfg_bb_info): Likewise.
9082 * cfganal.c (forwarder_block_p): Likewise.
9083 (can_fallthru): Likewise.
9084 (could_fall_through): Likewise.
9085 (mark_dfs_back_edges): Likewise.
9086 (set_edge_can_fallthru_flag): Likewise.
9087 (find_unreachable_blocks): Likewise.
9088 (create_edge_list): Likewise.
9089 (verify_edge_list): Likewise.
9090 (add_noreturn_fake_exit_edges): Likewise.
9091 (connect_infinite_loops_to_exit): Likewise.
9092 (flow_reverse_top_sort_order_compute): Likewise.
9093 (flow_depth_first_order_compute): Likewise.
9094 (flow_preorder_transversal_compute): Likewise.
9095 (flow_dfs_compute_reverse_execute): Likewise.
9096 (dfs_enumerate_from): Likewise.
9097 (compute_dominance_frontiers_1): Likewise.
9098 * cfgbuild.c (make_edges): Likewise.
9099 (compute_outgoing_frequencies): Likewise.
9100 (find_many_sub_basic_blocks): Likewise.
9101 (find_sub_basic_blocks): Likewise.
9102 * cfgcleanup.c (try_simplify_condjump): Likewise.
9103 (thread_jump): Likewise.
9104 (try_forward_edges): Likewise.
9105 (merge_blocks_move): Likewise.
9106 (outgoing_edges_match): Likewise.
9107 (try_crossjump_to_edge): Likewise.
9108 (try_crossjump_bb): Likewise.
9109 (try_optimize_cfg): Likewise.
9110 (merge_seq_blocks): Likewise.
9111 * cfgexpand.c (expand_gimple_tailcall): Likewise.
9112 (expand_gimple_basic_block): Likewise.
9113 (construct_init_block): Likewise.
9114 (construct_exit_block): Likewise.
9115 * cfghooks.c (verify_flow_info): Likewise.
9116 (dump_bb): Likewise.
9117 (delete_basic_block): Likewise.
9118 (split_edge): Likewise.
9119 (merge_blocks): Likewise.
9120 (make_forwarder_block): Likewise.
9121 (tidy_fallthru_edges): Likewise.
9122 (can_duplicate_block_p): Likewise.
9123 (duplicate_block): Likewise.
9124 * cfglayout.c (fixup_reorder_chain): Likewise.
9125 (fixup_fallthru_exit_predecessor): Likewise.
9126 (can_copy_bbs_p): Likewise.
9127 (copy_bbs): Likewise.
9128 * cfgloop.c (flow_loops_cfg_dump): Likewise.
9129 (flow_loop_entry_edges_find): Likewise.
9130 (flow_loop_exit_edges_find): Likewise.
9131 (flow_loop_nodes_find): Likewise.
9132 (mark_single_exit_loops): Likewise.
9133 (flow_loop_pre_header_scan): Likewise.
9134 (flow_loop_pre_header_find): Likewise.
9135 (update_latch_info): Likewise.
9136 (canonicalize_loop_headers): Likewise.
9137 (flow_loops_find): Likewise.
9138 (get_loop_body_in_bfs_order): Likewise.
9139 (get_loop_exit_edges): Likewise.
9140 (num_loop_branches): Likewise.
9141 (verify_loop_structure): Likewise.
9142 (loop_latch_edge): Likewise.
9143 (loop_preheader_edge): Likewise.
9144 * cfgloopanal.c (mark_irreducible_loops): Likewise.
9145 (expected_loop_iterations): Likewise.
9146 * cfgloopmanip.c (remove_bbs): Likewise.
9147 (fix_bb_placement): Likewise.
9148 (fix_irreducible_loops): Likewise.
9149 (remove_path): Likewise.
9150 (scale_bbs_frequencies): Likewise.
9151 (loopify): Likewise.
9153 (fix_loop_placement): Likewise.
9154 (loop_delete_branch_edge): Likewise.
9155 (duplicate_loop_to_header_edge): Likewise.
9156 (mfb_keep_just): Likewise.
9157 (create_preheader): Likewise.
9158 (force_single_succ_latches): Likewise.
9159 (loop_split_edge_with): Likewise.
9160 (create_loop_notes): Likewise.
9161 * cfgrtl.c (rtl_split_block): Likewise.
9162 (rtl_merge_blocks): Likewise.
9163 (rtl_can_merge_blocks): Likewise.
9164 (try_redirect_by_replacing_jump): Likewise.
9165 (force_nonfallthru_and_redirect): Likewise.
9166 (rtl_tidy_fallthru_edge): Likewise.
9167 (commit_one_edge_insertion): Likewise.
9168 (commit_edge_insertions): Likewise.
9169 (commit_edge_insertions_watch_calls): Likewise.
9170 (rtl_verify_flow_info_1): Likewise.
9171 (rtl_verify_flow_info): Likewise.
9172 (purge_dead_edges): Likewise.
9173 (cfg_layout_redirect_edge_and_branch): Likewise.
9174 (cfg_layout_can_merge_blocks_p): Likewise.
9175 (rtl_flow_call_edges_add): Likewise.
9176 * cse.c (cse_cc_succs): Likewise.
9177 * df.c (hybrid_search): Likewise.
9178 * dominance.c (calc_dfs_tree_nonrec): Likewise.
9179 (calc_dfs_tree): Likewise.
9180 (calc_idoms): Likewise.
9181 (recount_dominator): Likewise.
9182 * domwalk.c (walk_dominator_tree): Likewise.
9183 * except.c (emit_to_new_bb_before): Likewise.
9184 (connect_post_landing_pads): Likewise.
9185 (sjlj_emit_function_enter): Likewise.
9186 (sjlj_emit_function_exit): Likewise.
9187 (finish_eh_generation): Likewise.
9188 * final.c (compute_alignments): Likewise.
9189 * flow.c (calculate_global_regs_live): Likewise.
9190 (initialize_uninitialized_subregs): Likewise.
9191 (init_propagate_block_info): Likewise.
9192 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9193 * gcse.c (find_implicit_sets): Likewise.
9194 (bypass_block): Likewise.
9195 (bypass_conditional_jumps): Likewise.
9196 (compute_pre_data): Likewise.
9197 (insert_insn_end_bb): Likewise.
9198 (insert_store): Likewise.
9199 (remove_reachable_equiv_notes): Likewise.
9200 * global.c (global_conflicts): Likewise.
9201 (calculate_reg_pav): Likewise.
9202 * graph.c (print_rtl_graph_with_bb): Likewise.
9203 * ifcvt.c (mark_loop_exit_edges): Likewise.
9204 (merge_if_block): Likewise.
9205 (find_if_header): Likewise.
9206 (block_jumps_and_fallthru_p): Likewise.
9207 (find_if_block): Likewise.
9208 (find_cond_trap): Likewise.
9209 (block_has_only_trap): Likewise.
9210 (find_if_case1): Likewise.
9211 (find_if_case_2): Likewise.
9212 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
9213 (perfect_nestify): Likewise.
9214 * lcm.c (compute_antinout_edge): Likewise.
9215 (compute_laterin): Likewise.
9216 (compute_available): Likewise.
9217 (compute_nearerout): Likewise.
9218 * loop-doloop.c (doloop_modify): Likewise.
9219 * loop-init.c (loop_optimizer_init): Likewise.
9220 * loop-invariant.c (find_exits): Likewise.
9221 * loop-iv.c (simplify_using_initial_values): Likewise.
9222 (check_simple_exit): Likewise.
9223 (find_simple_exit): Likewise.
9224 * loop-unroll.c (peel_loop_completely): Likewise.
9225 (unroll_loop_constant_iterations): Likewise.
9226 (unroll_loop_runtime_iterations): Likewise.
9227 * loop-unswitch.c (may_unswitch_on): Likewise.
9228 (unswitch_loop): Likewise.
9229 * modulo-sched.c (generate_prolog_epilog): Likewise.
9230 (sms_schedule): Likewise.
9231 * postreload-gcse.c (eliminate_partially_redundant_load):
9233 * predict.c (can_predict_insn_p): Likewise.
9234 (set_even_probabilities): Likewise.
9235 (combine_predictions_for_bb): Likewise.
9236 (predict_loops): Likewise.
9237 (estimate_probability): Likewise.
9238 (tree_predict_by_opcode): Likewise.
9239 (tree_estimate_probability): Likewise.
9240 (last_basic_block_p): Likewise.
9241 (propagate_freq): Likewise.
9242 (estimate_loops_at_level): Likewise.
9243 (estimate_bb_frequencies): Likewise.
9244 * profile.c (instrument_edges): Likewise.
9245 (get_exec_counts): Likewise.
9246 (compute_branch_probabilities): Likewise.
9247 (branch_prob): Likewise.
9248 * ra-build.c (live_in): Likewise.
9249 * ra-rewrite.c (rewrite_program2): Likewise.
9250 * ra.c (reg_alloc): Likewise.
9251 * reg-stack.c (reg_to_stack): Likewise.
9252 (convert_regs_entry): Likewise.
9253 (compensate_edge): Likewise.
9254 (convert_regs_1): Likewise,
9255 (convert_regs_2): Likewise.
9256 (convert_regs): Likewise.
9257 * regrename.c (copyprop_hardreg_forward): Likewise.
9258 * reload1.c (fixup_abnormal_edges): Likewise.
9259 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
9260 (sbitmap_insersection_of_preds): Likewise.
9261 (sbitmap_union_of_succs): Likewise.
9262 (sbitmap_union_of_preds): Likewise.
9263 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
9264 (fix_basic_block_boundaries): Likewise.
9265 (sched_ebbs): Likewise.
9266 * sched-rgn.c (build_control_flow): Likewise.
9267 (find_rgns): Likewise.
9268 * tracer.c (find_best_successor): Likewise.
9269 (find_best_predecessor): Likewise.
9270 (tail_duplicate): Likewise.
9271 * tree-cfg.c (make_edges): Likewise.
9272 (make_ctrl_stmt_edges): Likewise.
9273 (make_goto_expr_edges): Likewise.
9274 (tree_can_merge_blocks_p): Likewise.
9275 (tree_merge_blocks): Likewise.
9276 (cfg_remove_useless_stmts_bb): Likewise.
9277 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9278 (tree_block_forwards_to): Likewise.
9279 (cleanup_control_expr_graph): Likewise.
9280 (find_taken_edge): Likewise.
9281 (dump_cfg_stats): Likewise.
9282 (tree_cfg2vcg): Likewise.
9283 (disband_implicit_edges): Likewise.
9284 (tree_find_edge_insert_loc): Likewise.
9285 (bsi_commit_edge_inserts): Likewise.
9286 (tree_split_edge): Likewise.
9287 (tree_verify_flow_info): Likewise.
9288 (tree_make_forwarder_block): Likewise.
9289 (tree_forwarder_block_p): Likewise.
9290 (thread_jumps): Likewise.
9291 (tree_try_redirect_by_replacing_jump): Likewise.
9292 (tree_split_block): Likewise.
9293 (add_phi_args_after_copy_bb): Likewise.
9294 (rewrite_to_new_ssa_names_bb): Likewise.
9295 (dump_function_to_file): Likewise.
9296 (print_pred_bbs): Likewise.
9297 (print_loop): Likewise.
9298 (tree_flow_call_edges_add): Likewise.
9299 (split_critical_edges): Likewise.
9300 (execute_warn_function_return): Likewise.
9301 (extract_true_false_edges_from_block): Likewise.
9302 * tree-if-conv.c (tree_if_conversion): Likewise.
9303 (if_convertable_bb_p): Likewise.
9304 (find_phi_replacement_condition): Likewise.
9305 (combine_blocks): Likewise.
9306 * tree-into-ssa.c (compute_global_livein): Likewise.
9307 (ssa_mark_phi_uses): Likewise.
9308 (ssa_rewrite_initialize_block): Likewise.
9309 (rewrite_add_phi_arguments): Likewise.
9310 (ssa_rewrite_phi_arguments): Likewise.
9311 (insert_phi_nodes_for): Likewise.
9312 (rewrite_into_ssa): Likewise.
9313 (rewrite_ssa_into_ssa): Likewise.
9314 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
9315 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
9316 (rewrite_trees): Likewise.
9317 * tree-pretty-print.c (dump_bb_header): Likewise.
9318 (dump_implicit_edges): Likewise.
9319 * tree-sra.c (insert_edge_copies): Likewise.
9320 (find_obviously_necessary_stmts): Likewise.
9321 (remove_data_stmt): Likewise.
9322 * tree-ssa-dom.c (thread_across_edge): Likewise.
9323 (dom_opt_finalize_block): Likewise.
9324 (single_incoming_edge_ignoring_loop_edges): Likewise.
9325 (record_equivalences_from_incoming_edges): Likewise.
9326 (cprop_into_successor_phis): Likewise.
9327 * tree-ssa-live.c (live_worklist): Likewise.
9328 (calculate_live_on_entry): Likewise.
9329 (calculate_live_on_exit): Likewise.
9330 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9331 (copy_loop_headers): Likewise.
9332 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
9333 (fill_always_executed_in): Likewise.
9334 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
9335 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
9336 (compute_phi_arg_on_exit): Likewise.
9337 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
9338 (get_loops_exit): Likewise.
9339 (split_loop_exit_edge): Likewise.
9340 (ip_normal_pos): Likewise.
9341 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
9343 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
9344 (replace_phi_with_stmt): Likewise.
9345 (value_replacement): Likewise.
9346 * tree-ssa-pre.c (compute_antic_aux): Likewise.
9347 (insert_aux): Likewise.
9348 (init_pre): Likewise.
9349 * tree-ssa-propagate.c (simulate_stmt): Likewise.
9350 (simulate_block): Likewise.
9351 (ssa_prop_init): Likewise.
9352 * tree-ssa-threadupdate.c (thread_block): Likewise.
9353 (create_block_for_threading): Likewise.
9354 (remove_last_stmt_and_useless_edges): Likewise.
9355 * tree-ssa.c (verify_phi_args): Likewise.
9356 (verify_ssa): Likewise.
9357 * tree_tailcall.c (independent_of_stmt_p): Likewise.
9358 (find_tail_calls): Likewise.
9359 (eliminate_tail_call): Likewise.
9360 (tree_optimize_tail_calls_1): Likewise.
9361 * tree-vectorizer.c (vect_transform_loop): Likewise.
9362 * var-tracking.c (prologue_stack_adjust): Likewise.
9363 (vt_stack_adjustments): Likewise.
9364 (vt_find_locations): Likewise.
9365 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
9366 * config/i386/i386.c (ix86_pad_returns): Likewise.
9367 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
9368 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
9370 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
9373 * config/sparc/sparc.c (struct machine_function): New field
9374 'leaf_function_p' and 'prologue_data_valid_p'.
9375 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
9376 to conveniently access the above fields.
9377 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
9378 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
9379 of the generic flavor 'current_function_uses_only_leaf_regs'.
9380 (eligible_for_sibcall_delay): Likewise.
9381 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
9382 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
9383 (sparc_asm_function_prologue): Add sanity check for the assumption
9384 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
9385 (sparc_can_use_return_insn_p): New function.
9386 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
9387 (output_restore): Likewise.
9388 (output_sibcall): Likewise.
9389 (sparc_output_mi_thunk): Likewise.
9390 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
9391 * config/sparc/sparc.md (return): New expander.
9393 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
9395 2004-09-27 Mark Mitchell <mark@codesourcery.com>
9398 * stor-layout.c (layout_decl): Use fold_convert, not convert.
9399 (bit_from_pos): Likewise.
9400 (byte_from_pos): Likewise.
9401 (pos_from_bit): Likewise.
9402 (normalize_offset): Likewise.
9403 (place_field): Likewise.
9404 (finalize_type_size): Likewise.
9405 (layout_type): Likewise.
9406 * tree.c (build_index_type): Likewise.
9408 2004-09-27 Devang Patel <dpatel@apple.com>
9410 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
9411 * genopinit.c (optabs): New entry for vcond_gen_code and
9413 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
9414 (get_rtx_code): New function.
9415 (vector_compare_rtx): New function.
9416 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
9417 (expand_vec_cond_expr_p): New function.
9418 (expand_vec_cond_expr): New function.
9419 (get_vcond_icode): New function.
9420 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
9421 (vcond_gen_code, vcondu_gen_code): Same.
9423 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
9425 * Makefile.in (STAGESTUFF): Split into ...
9426 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
9427 (mostlyclean): Update.
9428 (stage1-start, stage2-start, stage3-start, stage4-start,
9429 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
9430 Move the STAGEMOVESTUFF.
9432 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9434 * system.h (getpagesize): Return 'int' instead of 'long'.
9436 2004-09-27 Michael Matz <matz@suse.de>
9440 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
9441 bmp_iter_and_init): Shift by bit_in_word.
9443 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
9445 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
9446 * configure.ac: Don't sinclude it here.
9447 * configure: Regenerate.
9449 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
9451 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
9454 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
9457 * c-typeck.c (build_component_ref): Name type involved in
9458 diagnostic for structure or union without a member of the given
9461 2004-09-27 DJ Delorie <dj@redhat.com>
9463 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
9464 .comm alignment is bytes, not bits.
9466 2004-09-27 Devang Patel <dpatel@apple.com>
9468 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
9469 (print_call_name): Do not print VEC_COND_EXPR.
9471 2004-09-27 Devang Patel <dpatel@apple.com>
9473 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
9475 2004-09-27 Jan Hubicka <jh@suse.cz>
9477 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
9479 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
9481 * bitmap.h: Fix a comment typo.
9483 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
9485 * libgcc2.c (getpagesize): Change type of return value to int.
9487 2004-09-26 Matt Austern <austern@apple.com>
9489 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
9492 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9494 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
9495 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
9496 (bitmap_iterator): New type.
9497 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
9498 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
9499 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
9500 bmp_iter_and_init, bmp_iter_and_next): New functions.
9501 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
9502 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
9503 use iterator-style EXECUTE_IF_IN_BITMAP macros.
9504 * bitmap.c (bitmap_print): Ditto.
9505 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
9506 btr_def_live_range): Ditto.
9507 * cfganal.c (compute_dominance_frontiers_1) Ditto.
9508 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
9510 * ddg.c (build_inter_loop_deps): Ditto.
9511 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
9513 * except.c (remove_eh_handler): Ditto.
9514 * flow.c (reg_set_to_hard_reg_set): Ditto.
9515 * gcse.c (clear_modify_mem_tables): Ditto.
9516 * global.c (build_insn_chain): Ditto.
9517 * ifcvt.c (dead_or_predicable): Ditto.
9518 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
9520 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
9521 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
9522 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
9523 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
9524 tree_purge_all_dead_eh_edges): Ditto.
9525 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
9526 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
9527 rewrite_ssa_into_ssa): Ditto.
9528 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
9529 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
9531 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
9532 compute_flow_sensitive_aliasing, maybe_create_global_var,
9533 dump_points_to_info_for): Ditto.
9534 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
9535 * tree-ssa-dse.c (dse_finalize_block): Ditto.
9536 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
9537 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
9539 * tree-ssa-loop-ivopts.c (find_induction_variables,
9540 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
9541 determine_use_iv_costs, determine_set_costs, find_best_candidate,
9542 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
9544 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
9545 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
9546 add_call_read_ops): Ditto.
9547 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
9549 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9551 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
9552 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
9554 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
9556 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
9557 reflect size of memory regions being compared.
9559 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
9561 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
9562 expressions. Always clear MEM_SIZE and alias set.
9564 2004-09-26 Roger Sayle <roger@eyesopen.com>
9565 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9568 * stor-layout.c (compute_record_mode): For records with a single
9569 field, only use the field's mode if its size matches what we'd
9570 have choosen for the record ourselves. This forces the use of
9571 BLKmode for packed records that don't completely fill a mode.
9573 2004-09-26 Roger Sayle <roger@eyesopen.com>
9576 * combine.c (force_to_mode): Remove dubious early return test that
9577 inhibits further optimization.
9579 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
9581 * profile.c: Fix a comment typo.
9583 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9586 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
9587 with varying offset.
9588 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
9589 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
9591 (expr_invariant_in_loop_p): New function.
9592 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
9593 component_ref_field_offset for COMPONENT_REFs. Do not allow
9594 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
9595 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
9596 MISALIGNED_INDIRECT_REFs.
9597 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
9598 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
9599 MISALIGNED_INDIRECT_REFs.
9601 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
9604 * gcc.c (cpp_options, cc1_options): Preserve relative order of
9605 -std and -ansi options.
9607 2004-09-26 Jan Hubicka <jh@suse.cz>
9609 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
9610 for nested functions whose proper parent has not been output.
9612 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
9613 when re-constructing profile previously invalidated by loop.
9615 2004-09-25 Dale Johannesen <dalej@apple.com>
9617 * tree-gimple.c: Move GIMPLE definition...
9618 * doc/tree-ssa.texi: here.
9620 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9622 * tree-vectorizer.c: Fix a comment typo.
9624 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9626 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
9627 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
9628 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
9629 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
9631 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9633 * tree-ssa-loop-unswitch.c: Fix a comment typo.
9635 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9637 * doc/passes.texi: Fix a typo.
9639 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9641 * tree-optimize.c (init_tree_optimization_passes): Add
9643 * tree-pass.h (pass_record_bounds): Declare.
9644 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
9647 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9649 PR tree-optimization/17474
9650 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
9651 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
9653 2004-09-25 Jan Hubicka <jh@suse.cz>
9655 * predict.c (counts_to_freqs): Make global.
9656 * predict.h (counts_to_freqa): Declare.
9657 * profile.c (compute_branch_probabilities): Compute frequencies
9658 * tree-profile.c (do_tree_profiling): Refine conditional on when
9659 tree profiling pass is needed.
9661 * passes.c (rest_of_handle_cfg): Disable const/pure function
9662 detection when doing tree based profiling.
9664 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
9667 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
9669 * config/mips/mips.h (struct mips_args): Clarify comments.
9670 * config/mips/mips.c (struct mips_arg_info): Likewise.
9671 (mips_arg_info): Don't allow fpr_p to affect the register or
9672 stack alignment. Remove o64 silliness.
9673 (function_arg): Deal with the o32 float,float case specially.
9675 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
9677 * config/mips/mips.md (loadx, storex): Define for V2SF.
9679 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
9681 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
9682 * config/s390/s390.c (s390_back_chain_rtx): New function.
9683 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
9684 Call anti_adjust_stack.
9685 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
9686 only if compiling with back chain.
9687 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
9688 back chain only if back chain enabled. Use s390_back_chain_rtx.
9690 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
9692 * doc/trouble.texi: Remove obsolete information. Update
9693 information on how to regenerate fixincluded headers.
9695 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
9698 * doc/invoke.texi: Document that
9699 -Wno-error-implicit-function-declaration is not accepted.
9701 2004-09-24 Richard Henderson <rth@redhat.com>
9703 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
9704 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
9706 (alpha_expand_mov): Allow unaligned vectors.
9707 (alpha_expand_unaligned_store): Use CONST0_RTX.
9708 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
9710 2004-09-24 Jeff Law <law@redhat.com>
9712 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
9714 (simplify_cond_and_lookup_avail_expr): Likewise.
9716 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9719 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
9720 title. Document interaction with -fms-extensions.
9721 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
9724 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9727 * doc/extend.texi: Document interaction of attribute noreturn and
9730 2004-09-24 Richard Henderson <rth@redhat.com>
9733 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
9734 (som_hash, som_eq): New.
9735 (init_subregs_of_mode, record_subregs_of_mode): New.
9736 (cannot_change_mode_set_regs): Rewrite for htab implementation.
9737 (invalid_mode_change_p): Likewise.
9738 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
9739 * flow.c (mark_used_regs): Likewise.
9740 (life_analysis): Use init_subregs_of_mode.
9741 * regs.h (subregs_of_mode): Remove.
9742 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
9744 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
9746 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
9747 type with the copy of the conditional.
9749 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
9752 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9753 Prevent renaming if the aliasing sets of the type which the
9754 pointer points to are different.
9756 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9759 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
9760 declarations of enumerators.
9761 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
9762 for redefinition. Check for nested redefinition.
9763 (finish_struct): Don't check for nested redefinition.
9764 (start_enum): Check for nested redefinition.
9766 2004-09-24 Devang Patel <dpatel@apple.com>
9768 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
9769 only when necesssary.
9770 (combine_blocks): Combine loop header and exit block.
9772 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
9774 * hooks.c (hook_tree_tree_bool_null): New.
9775 * hooks.h (hook_tree_tree_bool_null): Declare it.
9776 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
9777 * targhooks.c (default_fold_builtin): Remove.
9778 * targhooks.h (default_fold_builtin): Remove.
9780 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9782 PR rtl-optimization/17625
9783 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
9785 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
9788 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
9789 Reject if any of the operands occur in an abnormal PHI.
9791 2004-09-24 Andreas Schwab <schwab@suse.de>
9793 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
9796 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9798 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
9799 if the GNU assembler is used.
9800 (sparc-*-solaris2*): Likewise.
9801 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
9802 (dbxout_function_end): Protect N_ENSYM with it.
9803 (dbxout_begin_prologue): Protect N_BNSYM with it.
9804 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
9805 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
9806 * config/sparc/sol2-gas.h: New file.
9808 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
9811 * Makefile.in (@set_gcc_lib_path@): Added.
9813 * configure.ac: Include ../config/gcc-lib-path.m4. Use
9814 TL_AC_GNU_MAKE_GCC_LIB_PATH.
9815 * configure: Regenerated.
9817 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9820 * c-typeck.c (build_c_cast): Improve wording of
9821 -Wbad-function-cast diagnostic.
9823 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
9826 * config/cris/cris.md (moverside, movemside): Rename variable
9827 "reg" to "otherop". To generate canonical RTX, check that otherop
9828 isn't constant instead of checking that operand 1 is a register.
9830 2004-09-23 Jakub Jelinek <jakub@redhat.com>
9832 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
9834 2004-09-23 Diego Novillo <dnovillo@redhat.com>
9835 Jakub Jelinek <jakub@redhat.com>
9837 * tree-flow.h (find_new_referenced_vars): Add prototype.
9838 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
9840 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
9842 (mark_new_vars_to_rename): Walk through all operands.
9843 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
9844 (execute_fold_all_builtins): Use it.
9845 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
9847 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
9849 * gthr-tpf.h: New file.
9850 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
9851 * gthr.h: Use gthr-tpf.h on TPF OS.
9853 2004-09-23 Jeff Law <law@redhat.com>
9855 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
9856 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
9857 (substitute_and_fold): Likewise.
9858 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
9859 except invariants from SSA_NAME_VALUE.
9860 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
9861 and SET_SSA_NAME_EQUIV.
9862 (restore_vars_to_original_value, record_const_or_copy): Likewise.
9863 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
9864 (record_equality, cprop_into_successor_phis): Likewise.
9865 (record_equivalences_from_stmt, cprop_operand): Likewise.
9866 (lookup_avail_expr): Likewise.
9867 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
9868 from SSA_NAME_VALUE.
9869 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
9870 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
9871 annotation from the VALUE_HANDLE field.
9873 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
9877 * tree.c (reconstruct_complex_type): Remove extra "this".
9878 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
9879 Add V4SFmode to case statement.
9881 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
9884 * doc/extend.texi, doc/invoke.texi: Document interaction of
9885 -fno-builtin with format checks. Note that built-in functions
9886 have effects beyond generating code that avoids calls to those
9889 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
9891 PR tree-optimization/17533
9892 * dominance.c (verify_dominators): Tolerate even more incorrect
9893 dominance data during error message printing.
9894 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
9895 and edges more correctly.
9897 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
9899 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
9901 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
9902 MISALIGNED_INDIRECT_REF.
9903 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
9904 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
9906 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
9907 (find_interesting_uses_address): Likewise.
9908 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
9909 (build_fold_addr_expr_with_type): Likewise.
9910 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
9911 * print-rtl.c (print_mem_expr): Likewise.
9912 * tree-dump.c (dequeue_and_dump): Likewise.
9913 * tree-eh.c (tree_could_trap_p): Likewise.
9914 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
9915 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
9916 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
9918 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9919 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9920 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
9921 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
9922 (add_address_candidates, rewrite_address_base): Likewise.
9923 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
9925 * tree.c (staticp, build1_stat): Likewise.
9927 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
9928 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
9929 * tree-ssa-operands.c (get_expr_operands): Likewise.
9930 * expr.c (expand_expr_real_1): Likewise.
9932 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
9934 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
9936 (expand_ternary_op): New function.
9937 * genopinit.c (optabs): Handle the new optabs.
9938 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
9939 (init_optabs): Initialize vec_realign_load_optab.
9940 (expand_ternary_op): New functions.
9942 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
9943 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
9944 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
9945 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
9946 * target.h (struct vectorize): New member for struct gcc_target.
9947 (misaligned_mem_ok): New member for targetm.vectorize.
9948 (builtin_mask_for_load): Likewise.
9949 (builtin_mask_for_store): Likewise.
9950 * targethooks.c (default_vect_misaligned_mem_ok): New function.
9951 * targethooks.h (default_vect_misaligned_mem_ok): New function.
9953 * config/rs6000/altivec.md (build_vector_mask_for_load): New
9955 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
9956 (vec_realign_load_v16qi): New define_insn.
9957 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
9958 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
9959 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
9960 (altivec_builtin_mask_for_store): New variables.
9961 (rs6000_builtin_mask_for_load): New function. Implements
9962 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
9963 (rs6000_builtin_mask_for_store): New function. Implements
9964 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
9965 (rs6000_expand_builtin): Expand the target builtins
9966 builtin_mask_for_load and builtin_mask_for_store.
9967 (altivec_init_builtins): Initialize the new target builtins.
9968 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
9969 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
9971 * tree-vectorizer.c (vect_create_data_ref): Renamed to
9972 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
9973 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
9974 (vectorizable_store): Call vect_create_data_ref_ptr with additional
9975 arguments, and create an indirect_ref with its return value data_ref.
9976 Check aligned_access_p.
9977 (vectorizable_load): Handle misaligned loads, using software-pipelined
9978 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
9979 vec_realign_load_optab is supported, or using a scheme without
9980 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
9981 misaligned_mem_ok is supported.
9983 (vect_finish_stmt_generation): Typo.
9984 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
9985 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
9986 presence of misaligned loads.
9987 (vect_analyze_data_ref_access): Add check for constant init.
9988 (vect_get_symbl_and_dr): Remove duplicate line.
9989 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
9991 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
9993 * builtins.c: Fix a comment typo.
9995 2004-09-23 Jan Hubicka <jh@suse.cz>
9997 * profile.c (branch_prob): Do not verify flow info in the middle of the
10000 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10002 * cfgloop.h (update_single_exits_after_duplication): Declare.
10003 (loopify, split_loop_bb): Declaration changed.
10004 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
10006 (loopify): Added redirect_all_edges argument.
10007 (update_single_exits_after_duplication): Export.
10008 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
10009 * tree-flow.h (tree_duplicate_loop_to_header_edge,
10010 tree_ssa_loop_version): Declare.
10011 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
10012 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
10013 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
10014 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
10016 * tree-ssa-loop-unswitch.c: New file.
10017 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
10018 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
10019 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
10020 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
10021 * tree-pass.h (pass_unswitch): Declare.
10022 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
10023 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
10024 * doc/passes.texi: Documen tree level loop unswitching.
10026 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
10028 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
10030 2004-09-22 Eric Christopher <echristo@redhat.com>
10032 * builtins.c (simplify_builtin_va_start): Remove.
10033 (simplify_builtin): Ditto.
10034 (fold_builtin_strchr): Ditto.
10035 (simplify_builtin_*): Rename remainders to fold_builtin_*.
10036 (expand_builtin): Fix up for above changes.
10037 (fold_builtin_1): Add new folders. Change for above.
10038 (expand_builtin_va_start): Call fold_builtin_next_arg.
10039 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
10040 * tree.h: Remove prototype for simplify_builtin.
10042 2004-09-23 Jan Hubicka <jh@suse.cz>
10045 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
10046 of fully inlined functions.
10047 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
10050 * cfgexpand.c (add_reg_br_prob_note): New function.
10051 (expand_gimple_cond_expr): Use it.
10052 (tree_expand_cfg): No longer kill the profile.
10053 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
10054 only if it is present.
10055 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
10056 * predict.c (combine_predictions_for_insn): Set the probabilities
10057 based on REG_BR_PROB note if present.
10058 * predict.c (branch_prob): Profile is read only with
10059 flag_branch_probabilities.
10061 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10063 * aclocal.m4: Add in gettext's m4 includes.
10064 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
10065 * configure.ac: Add in check for iconv.h
10066 * configure: Regenerate.
10068 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10070 * aclocal.m4: Update for rename of gettext-sister.m4.
10072 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
10074 Fix PR tree-optimization/17587
10075 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
10076 (insert_aux): Instead of here.
10078 2004-09-22 Diego Novillo <dnovillo@redhat.com>
10080 PR tree-optimization/16721
10081 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
10082 * tree-ssa-alias.c (create_memory_tag): Move setting of
10083 TREE_THIS_VOLATILE ...
10084 (get_tmt_for): ... here.
10086 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
10088 * config/sparc/sparc.md (cmove splitter): Fix formatting.
10089 (conditional_trap expander): Reject inappropriate CCmodes.
10090 (conditional trap insn): Use V9 syntax if possible.
10092 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
10095 * c-typeck.c (build_component_ref): Don't special-case
10098 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
10100 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
10103 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
10105 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
10106 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10107 TRUTH_XOR_EXPR): Mention the restriction on types.
10109 2004-09-22 Matt Austern <austern@apple.com>
10111 * config/darwin.c (darwin_make_decl_one_only):
10112 Allow coalesced symbol to appear in static archive's table of contents
10114 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
10116 PR tree-optimization/17512
10117 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
10120 2004-09-22 David Edelsohn <edelsohn@gnu.org>
10122 * dbxout.c (get_lang_number): Do not define if
10123 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
10125 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
10128 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
10129 builtin_define ("__USE_INIT_FINI__").
10131 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
10133 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
10134 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
10135 * config/s390/s390.h (TARGET_TPF): New macro.
10136 * config/s390/s390.md ("eh_return"): New expander.
10137 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
10138 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
10139 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
10140 * config/s390/tpf.h (TARGET_TPF): Define to 1.
10141 (STACK_POINTER_OFFSET): Increase to 448.
10142 (TARGET_DEFAULT): Set -mtpf-trace on as default.
10143 (TPF_LOC_DIFF_OFFSET): New macro.
10144 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
10146 (__isPATrange): Add prototype.
10147 (MD_FALLBACK_FRAME_STATE_FOR): Define.
10148 * config/s390/tpf-eh.c: New file.
10150 2004-09-22 Diego Novillo <dnovillo@redhat.com>
10152 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
10153 operands in an integer comparison.
10154 * tree-cfg.c (find_taken_edge): Call fold() to determine
10155 whether the predicate is known.
10157 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10159 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
10160 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
10161 Create build and doc directories along with the language directories.
10162 Don't create doc directory separately.
10163 * configure: Regenerate.
10164 * Makefile.in: Create all object and executables files built
10165 with the build compiler in a build/ directory.
10166 (genobjnames): Add missing build objects.
10167 (STAGESTUFF): Don't stage the gen* programs.
10168 (ggc-none.o): Define dependencies for the target compiler.
10169 (build-print-rtl.o): Rename to build/print-rtl.o.
10170 (build-errors.o): Rename to build/errors.o.
10171 (build-varray.o): Rename to build/varray.o.
10172 (maintainerclean): Delete the contents of the build directory.
10173 ($(genobjs): %.o): Explicitly use -o.
10174 (build/insn-conditions.o): Delete specfic rule to use generic rule.
10175 (build/gengtype-lex.o): Likewise.
10176 (build/gengtype-yacc.o): Likewise.
10177 (build/gcov-iov.o): Likewise.
10179 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
10181 * vec.h (VEC_space): Return true if there _is_ space.
10182 (VEC_reserve): Adjust.
10184 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
10186 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
10187 use FPRs for scalar, complex and vector types only.
10189 2004-09-21 Jeff Law <law@redhat.com>
10191 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
10192 the opt_stats_d structure.
10193 (vrp_data): Change from a varray into a hash table.
10194 (vrp_hash_elt): New structure for elements in the vrp hash table.
10195 (vrp_hash, vrp_eq):New functions for hashing and testing equality
10196 in the vrp hash table.
10197 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
10198 initialization slightly to make it easier to read. No longer need
10199 to grow/clear the varray. Instead empty and delete the hash table.
10200 (dom_opt_finalize_block): Update due to change of VRP_DATA from
10201 a varray to a hash table.
10202 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
10204 * tree-ssa-ccp.c (get_default_value): If we have a constant
10205 value recorded for an SSA_NAME, then use that constant as
10206 the initial lattice value.
10207 (substitute_and_fold): Transfer equivalences discovered into
10210 * tree.h (SSA_NAME_EQUIV): Add comments.
10211 (SET_SSA_NAME_EQUIV): Similarly.
10213 2004-09-21 David Edelsohn <edelsohn@gnu.org>
10215 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
10217 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
10219 2004-09-21 Mark Mitchell <mark@codesourcery.com>
10221 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
10222 (finish_decl): Likewise.
10224 2004-09-21 Devang Patel <dpatel@apple.com>
10226 * tree.def (VEC_COND_EXPR): New tree node.
10227 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
10229 2004-09-21 Stan Shebs <shebs@apple.com>
10231 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
10232 * config/rs6000/darwin-world.asm: Likewise.
10234 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
10236 * tree-ssa.c (verify_def): Use print_generic_stmt,
10237 not debug_generic_stmt.
10238 (verify_use): Ditto.
10239 (verify_phi_args): Ditto.
10240 (verify_ssa): Ditto.
10242 2004-09-21 Paul Brook <paul@codesourcery.com>
10244 * varasm.c (default_assemble_integer): Return false for values wider
10245 than the target word size. Works around GAS bug.
10247 2004-09-21 Zack Weinberg <zack@codesourcery.com>
10249 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
10251 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
10254 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
10256 * c-typeck.c (build_function_call): Give name of object
10257 we are attempting to call in error message.
10258 * c-objc-common.c (c_tree_printer): Call pp_expression,
10259 not return false, for 'E' case.
10261 2004-09-21 Steven Bosscher <stevenb@suse.de>
10263 PR rtl-optimization/17482
10264 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
10265 load_killed_in_block_p): Clarify comments.
10266 (record_last_reg_set_info): Make static inline.
10267 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
10268 (record_opr_changes): New function to replace the above.
10269 (compute_hash_table): Clarify comments. Use record_opr_changes.
10270 (reg_set_between_after_reload_p): Clean up.
10271 (reg_used_between_after_reload_p): Likewise.
10272 (eliminate_partially_redundant_load): Clarify comments.
10274 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10276 PR rtl-optimization/17266
10277 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
10279 2004-09-21 Uros Bizjak <uros@kss-loka.si>
10281 PR rtl-optimization/14851
10282 * rtlanal.c (commutative_operand_precedence): Calculate
10283 precedence of stripped constant.
10285 2004-09-20 Jeff Law <law@redhat.com>
10286 Jan Hubicka <jh@suse.cz>
10288 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
10289 initialize key elements here.
10290 (release_ssa_name): Zero the released SSA_NAME here.
10291 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
10292 (struct tree_ssa_name): Add new "equiv" field.
10293 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
10294 (tree_ssa_dominator_optimize): No longer allocate, resize or
10295 clear CONST_AND_COPIES.
10296 (get_value_for, set_value_for): Kill.
10297 (thread_across_edge): Get/set the equivalency using
10298 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
10299 (restore_vars_to_original_value): Likewise.
10300 (record_equivalences_from_phis): Likewise.
10301 (record_dominating_conditions): Likewise.
10302 (record_const_or_copy, record_equality): Likewise.
10303 (lookup_avail_expr): Likewise.
10304 (record_equivalences_from_stmt, cprop_operand): Likewise.
10305 (cprop_into_successor_phis): No longer need to pass around
10306 CONST_AND_COPIES. Callers updated. Get equivalences via
10308 (cprop_into_phis): Likewise.
10310 2004-09-20 Matt Austern <austern@apple.com>
10311 Zack Weinberg <zack@codesourcery.com>
10313 * c-common.c (fix_string_type): Build the unqualified array
10314 type unconditionally, then use c_build_qualified_type to get
10315 the proper const-qualified variant, and set its
10316 TYPE_MAIN_VARIANT to refer to the unqualified type.
10317 * c-lex.c (c_lex_return_raw_string): New global.
10318 (c_lex_with_flags): Honor it.
10319 * c-pragma.h: Declare it.
10321 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
10323 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
10325 2004-09-21 Jan Hubicka <jh@suse.cz>
10327 PR middle-end/17126
10328 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
10329 (tree_rest_of_compilation): Cleanup.
10331 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
10333 * config/s390/s390.c (s390_select_rtx_section): Remove.
10334 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
10336 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
10338 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
10339 note to pretend a direct save from the original register when an
10340 intermediate register is used for the save.
10342 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10344 * tsystem.h (alloca): Provide a default definition.
10347 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10348 * unwind-dw2.c: Call __builtin_alloca, not alloca.
10350 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
10353 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
10354 aliasing sets are the same rather than just conflicting.
10356 2004-09-20 Jan Hubicka <jh@suse.cz>
10358 PR middle-end/16460
10360 * cgraph.c (cgraph_unnest_node): New function.
10361 (c_finalize): Rename to ....
10362 (c_warn_unused_result_recursivly): ... this one; do only the warning
10363 (finish_function): Finalize the toplevel function; do not lower nested tree.
10364 * cgraph.h (cgraph_unnest_node): Declare.
10365 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
10366 nestedness datastructure.
10367 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
10368 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
10369 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
10371 2004-09-20 Richard Henderson <rth@redhat.com>
10373 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
10374 from some_small_symbolic_operand_1; export.
10375 (some_small_symbolic_operand): Remove.
10376 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
10378 * config/alpha/predicates.md (some_small_symbolic_operand): New.
10380 2004-09-20 Jan Hubicka <jh@suse.cz>
10382 * predict.c (return_prediction): New function.
10383 (apply_return_prediction): Likewise.
10384 (tree_bb_level_predictions): Likewise.
10385 (tree_estimate_probability): Add noreturn exit edges; call
10386 bb_level_predictions; fix logic of return heuristics.
10387 (predict_paths_leading_to): Rescuesce from old CVS version of
10388 process_note_prediction function.
10389 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
10391 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
10393 * config/s390/s390.c (s390_frame_info): Added alignment statement for
10394 floating point register area on stack.
10396 2004-09-20 Jakub Jelinek <jakub@redhat.com>
10398 * predict.c (expr_expected_value): Use *_CLASS_P macros.
10400 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
10402 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
10403 generating useless garbage.
10405 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
10407 * builtins.c (fold_builtin): Call the new omonymous
10408 target hook for machine-dependent built-ins.
10409 * target-def.h (TARGET_FOLD_BUILTIN): New.
10410 * target.h (struct gcc_target): Add the fold_builtin hook.
10411 * targhooks.c (default_fold_builtin): New.
10412 * targhooks.h (default_fold_builtin): Declare it.
10414 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
10416 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
10419 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
10422 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
10424 2004-09-20 Jan Hubicka <jh@suse.cz>
10426 * predict.c (estimate_probability): Remove unnecesary code.
10428 2004-09-19 Ira Rosen <irar@il.ibm.com>
10430 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
10431 (STMT_VINFO_VECT_DR_BASE): Declare.
10432 (VECT_SMODULO): Declare.
10433 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
10434 (vect_compute_array_base_alignment): New function.
10435 (vect_analyze_data_ref_access): Check array indices. Remove one
10436 dimensional arrays restriction.
10437 (vect_get_ptr_offset): New function.
10438 (vect_get_symbl_and_dr): New function.
10439 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
10440 (former name vect_get_base_decl_and_bit_offset).
10441 (vect_create_index_for_array_ref): Removed.
10442 (vect_create_index_for_vector_ref): New function.
10443 (vect_create_addr_base_for_vector_ref): New function.
10444 (vect_create_data_ref): Handle additional data refs. Call
10445 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
10446 (vect_compute_data_ref_alignment): Support the changes. Call
10447 vect_get_base_and_bit_offset.
10448 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
10449 data refs. Store vect_dr_base.
10450 (vect_analyze_data_ref_accesses): Support nonconstant init.
10451 (new_stmt_vec_info): Initialize vect_dr_base field.
10452 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10453 (get_vectype_for_scalar_type): Check for BLKmode.
10454 * tree-chrec.h (initial_condition_in_loop_num): Declare.
10455 * tree-chrec.c (initial_condition_in_loop_num): New function.
10456 (chrec_component_in_loop_num): New function.
10457 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
10458 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
10459 to be pointer to varray_type.
10461 2004-09-19 Jan Hubicka <jh@suse.cz>
10463 * basic-block.h (update_bb_profile_after_threading): Declare.
10464 * cfg.c (update_bb_profile_after_threading): Break out from ...
10465 * cfgcleanup.c (try_forward_edges): ... here; use it.
10466 * tree-ssa-dom.c (thread_across_edge): Use it.
10467 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
10468 profile of the new BB.
10470 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
10472 * tree-ssa-pre.c (insert_into_set): Don't put
10473 is_gimple_min_invariant values into the set.
10475 2004-09-19 Andreas Jaeger <aj@suse.de>
10477 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
10480 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
10482 * config/cris/cris.h: Preserve the original spelling in a
10485 2004-09-18 Jeff Law <law@redhat.com>
10487 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
10488 global varrays to replace the block local varrays.
10489 (struct dom_walk_block_data): Remove, no longer used.
10490 (get_eq_expr_value): No longer need to pass around pointers to local
10491 varrays. Callers updated. Unused markers added to unused parameters.
10492 (record_range, record_equivalences_from_stmt): Likewise.
10493 (record_equivalences_from_incoming_edge): Likewise.
10494 (record_var_is_nonzero): Likewise. Update now that we have a
10495 single global varray of SSA_NAMEs that need restoring.
10496 (dom_opt_initialize_block_local_data): Kill, no longer used.
10497 (tree_ssa_dominator_optimize): Initialize new global varrays.
10498 Update callbacks in dominator walker structure.
10499 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
10500 VRP_VARIABLES_STACK.
10501 (restore_nonzero_vars_to_original_value): Update now that we have
10502 a single global varray of SSA_NAMEs that need restoring.
10503 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
10504 Remove unused variables.
10505 (optimize_stmt): Remove unused variable.
10507 2004-09-18 Jan Hubicka <jh@suse.cz>
10509 * tree-cfg.c (thread_jumps): Fix updating of the profile.
10511 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
10512 verify_cgraph call.
10514 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
10516 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
10517 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
10518 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
10519 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
10520 tree-ssa-operands.c, tree-ssa-phiopt.c,
10521 tree-ssa-threadupdate.c: Fix comment typos.
10523 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
10525 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
10526 config/arm/README-interworking, config/arm/arm-cores.def,
10527 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
10528 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
10529 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
10530 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
10531 config/frv/frv.md, config/i386/winnt.c,
10532 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
10533 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
10534 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
10535 config/mcore/mcore.c, config/mips/mips.h,
10536 config/mn10300/mn10300.md, config/pa/pa.c,
10537 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
10538 config/rs6000/rs6000.c, config/sh/symbian.c,
10539 config/sparc/sparc.h: Fix comment typos. Follow spelling
10542 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
10545 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
10547 2004-09-18 Diego Novillo <dnovillo@redhat.com>
10549 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
10550 remove TREE_ADDRESSABLE from RESULT_DECL.
10552 2004-09-18 Diego Novillo <dnovillo@redhat.com>
10554 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
10556 2004-09-18 Jan Hubicka <jh@suse.cz>
10558 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
10560 * tree-ssa-alias.c (init_alias_info): Likewise.
10561 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
10562 (verify_ssa): Likewise.
10563 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
10565 2004-09-18 Jan Hubicka <jh@suse.cz>
10567 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
10570 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
10572 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
10573 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10574 DW_EH_PE_sdata* for data.
10575 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
10577 2004-09-17 Geoffrey Keating <geoffk@apple.com>
10579 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
10583 * c-typeck.c (constructor_asmspec): Delete.
10584 (struct initializer_stack): Delete field 'asmspec'.
10585 (start_init): Delete saving of asmspec.
10586 (finish_init): Don't update constructor_asmspec.
10587 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
10588 * stmt.c (expand_asm): Duplicate strings from tree.
10589 (expand_asm_operands): Likewise.
10590 * tree.c (tree_size): Update computation of size of STRING_CST.
10591 (make_node): Don't make STRING_CST nodes.
10592 (build_string): Allocate string with tree node.
10593 (tree_code_size): Clean up assertions, don't allow requests
10594 for "the size of a STRING_CST".
10595 * tree.def (STRING_CST): Update comment.
10596 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
10597 (tree_string): Place contents of string in tree node.
10598 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
10601 2004-09-17 Zack Weinberg <zack@codesourcery.com>
10603 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
10604 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
10606 2004-09-17 Jones Desougi <jones@ingate.com>
10608 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
10609 * configure, config.in: Regenerate.
10611 2004-09-17 Zack Weinberg <zack@codesourcery.com>
10613 * tree.c, tree.h (tree_class_strings): Make array const.
10614 Reindent per coding convention. Move asterisk to proper place
10615 per coding convention.
10617 2004-09-18 Andreas Schwab <schwab@suse.de>
10619 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
10620 (tree-vectorizer.o): Likewise.
10621 (targhooks.o): Likewise.
10623 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
10624 Zack Weinberg <zack@codesourcery.com>
10626 * alias.c (find_base_decl): Remove unreachable case '3' block.
10627 * expr.c (safe_from_p): Abort if passed a type.
10628 * tree-gimple.c (recalculate_side_effects): Abort if passed
10629 anything other than an expression.
10630 * tree-ssa-pre.c (phi_translate): Return expr immediately if
10631 is_gimple_min_invariant is true for it. Reorder cases for clarity.
10632 Abort on un-handled tree classes.
10633 (valid_in_set): Likewise.
10634 * tree.c (tree_code_class_strings): New static data.
10636 * tree.h (enum tree_code_class): New.
10637 (tree_code_class_strings): Declare.
10638 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
10639 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
10640 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
10641 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
10642 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
10644 * tree.def, c-common.def, objc/objc-tree.def: Use
10645 tree_code_class enumeration constants instead of code letters.
10647 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
10648 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
10649 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
10650 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
10651 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
10652 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
10653 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
10654 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
10655 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
10656 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
10657 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
10658 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
10659 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
10662 * LANGUAGES: Add note about change.
10664 2004-09-17 Diego Novillo <dnovillo@redhat.com>
10666 PR tree-optimization/17319
10667 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
10668 examine pointers on the LHS of an assignment.
10669 (collect_points_to_info_r): Handle RETURN_EXPR.
10671 2004-09-17 Jeff Law <law@redhat.com>
10673 * tree-ssa-dom.c (const_and_copies_stack): New.
10674 (dom_walk_block_data): Remove const_and_copies field.
10675 (record_const_or_copy): No longer need to pass in varray_type *.
10676 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
10678 (record_equality): Similarly.
10679 (restore_vars_to_original_value): Similarly. Revamp to use new
10680 single global stack rather than per-block stacks.
10681 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
10682 (thread_across_edge): Remove now unused parameters.
10683 (dom_opt_initialize_block_local_data): No longer test the block
10684 local CONST_AND_COPIES.
10685 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
10687 2004-09-17 Jan Hubicka <jh@suse.cz>
10689 PR tree-optimization/17509
10690 * tree-optimize.c (update_inlined_to_pointers): New function.
10691 (tree_rest_of_compilation): Use it.
10693 2004-09-17 Devang Patel <dpatel@apple.com>
10695 * dbxout.c (get_lang_number): New.
10696 (dbxout_init): Include lang number in N_SO stab.
10697 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
10698 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
10700 2004-09-17 Diego Novillo <dnovillo@redhat.com>
10702 PR tree-optimization/17273
10703 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
10704 replacement is a constant.
10706 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
10708 * c-tree.h (enum c_typespec_keyword): New.
10709 (struct c_declspecs): Adjust description of "type". Remove
10710 specbits, explicit_int_p and explicit_char_p. Rename
10711 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
10712 short_p, signed_p, unsigned_p and complex_p.
10713 (finish_declspecs): New.
10714 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
10715 typename): Call finish_declspecs.
10716 * c-decl.c (finish_declspecs): New.
10717 (declspecs_add_type): Check for combinations which cannot occur in
10718 valid specifier lists. Update comments.
10719 (shadow_tag_warned): Remove checks done in finish_declspecs.
10720 Don't report useless type name if type defaulted to int.
10721 (grokdeclarator): Remove checks and actions done in
10722 finish_declspecs. Don't allow for type being NULL. Update for
10723 datastructures changes. Initialize decl_attr.
10724 (build_null_declspecs, quals_from_declspecs): Update for
10725 datastructures changes.
10727 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
10729 * doc/extend.texi: Fix duplicated word.
10731 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
10733 * doc/invoke.texi: Remove stray explanation on
10734 -freduce-all-givs and -fmove-all-movables.
10736 2004-09-17 James Morrison <phython@gcc.gnu.org>
10738 * doc/cfg.texi: Use @smallexample.
10739 * doc/md.texi: Likewise.
10740 * doc/tree-ssa.texi: Likewise.
10741 * doc/extend.texi: Likewise. Use @r{} in comments.
10742 * doc/trouble.texi: Use @r{} in comments.
10744 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
10746 * configure.ac (gcc_cv_gld_version): Handle whitespace before
10748 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
10749 * configure: Regenerate.
10751 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
10753 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
10754 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
10755 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
10756 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
10757 slashes in substitutions.
10758 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
10760 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
10762 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
10763 gimplify.c, lambda-code.c, optabs.c, predict.c,
10764 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
10765 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
10768 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
10770 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
10771 doc/extend.texi, doc/install.texi, doc/invoke.texi,
10772 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
10773 doc/trouble.texi: Use @option around options.
10775 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
10777 * Makefile.in (gen-protos.o): Depend on errors.h.
10779 2004-09-17 Steven Bosscher <stevenb@suse.de>
10781 PR tree-optimization/17513
10782 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
10783 for successors of the entry block.
10785 2004-09-17 Uros Bizjak <uros@kss-loka.si>
10787 PR rtl-optimization/15187
10788 * ifcvt.c (noce_try_cmove_arith): Exit early if total
10789 insn_rtx_cost of both branches > BRANCH_COST
10791 2004-09-16 Diego Novillo <dnovillo@redhat.com>
10793 PR tree-optimization/17528
10794 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
10795 erase the may-alias set for a tag when merging it with
10798 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
10800 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
10801 for 32-bit TARGET_SHMEDIA.
10802 (call_value): Likewise.
10804 2004-09-16 Diego Novillo <dnovillo@redhat.com>
10806 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
10807 test apply only to TREE_STATIC and DECL_EXTERNAL.
10809 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10811 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
10812 * basic-block.h (get_dominated_by_region): Declare.
10813 * dominance.c (get_dominated_by_region): New function.
10814 * tree-cfg.c: Include cfglayout.h.
10815 (tree_duplicate_bb): Duplicate also phi nodes.
10816 (struct ssa_name_map_entry): New type.
10817 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
10818 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
10819 allocate_ssa_names, rewrite_to_new_ssa_names_def,
10820 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
10821 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
10822 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
10823 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
10824 rewrite_to_new_ssa_names, allocate_ssa_names,
10825 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
10826 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
10827 (copy_loop_headers): Use tree_duplicate_sese_region.
10829 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
10831 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
10833 2004-09-16 Jeff Law <law@redhat.com>
10835 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
10836 (rewrite_block_data): Remove, no longer used.
10837 (rewrite_initialize_block_local_data): Remove, no longer used.
10838 (rewrite_initialize_block): Mark parameters as unused as needed.
10839 Change references to the block local block_defs to be block_defs_stack.
10840 Push a marker onto the block_defs_stack.
10841 (ssa_rewrite_initialize_block): Similarly.
10842 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
10843 (ssa_register_new_def): No longer needs varray argument. Use
10844 block_defs_stack instead. No longer handle possibly null block_defs
10845 varray. Reverse order of items we push on the stack to make it
10846 easier to identify our marker.
10847 (register_new_def): No longer handle possibly null block_defs
10849 (rewrite_finalize_block): Revamp to look for markers in the global
10850 block_defs_stack varray rather than wiping a block local varray.
10851 Mark arguments as unused as needed.
10852 (ssa_rewrite_finalize_block): Similarly.
10853 (rewrite_into_ssa): Update initialization of dom walker structure
10854 to reflect that we don't need block local data anymore. Initialize
10855 the block_defs_stack varray.
10856 (rewrite_ssa_into_ssa): Similarly.
10857 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
10858 (struct dom_walk_data): Kill block_defs field.
10859 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
10860 (thread_across_edge): Use the global block_defs_stack instead of
10861 the old block_defs varray.
10862 (dom_opt_initialize_block_local_data): Update now that we don't have
10863 block_defs field to check anymore.
10864 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
10865 (restore_currdefs_to_original_value): Use the new block_defs_stack
10866 instead of a block local varray.
10867 (dom_opt_finalize_block): Similarly.
10868 (record_equivalencs_from_phis): Similarly.
10869 (optimize_stmt, register_definitions_for_stmt): Similarly.
10871 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
10873 PR tree-optimization/17517
10874 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10875 coalesce same-root variables without checking for abnormal PHI usage.
10877 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
10879 * cfgloop.h (duplicate_loop): Add prototype.
10880 * cfgloopmanip.c (duplicate_loop): Make non-static.
10881 * lambda-code.c (perfect_nestify): Factor out test whether
10882 we can handle this loop into separate function.
10884 (can_convert_to_perfect_nest): New function.
10885 (replace_uses_of_x_with_y): Add modify_stmt call.
10886 * tree-loop-linear.c (linear_transform_loops): Call
10887 rewrite_into_loop_closed_ssa and free_df.
10889 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
10891 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
10892 loop invariant as well.
10893 (perfect_nestify): new function.
10894 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
10895 upper bounds, and steps.
10896 Set outerinductionvar properly.
10897 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
10899 Return NULL if we need a perfect loop and can't make one.
10900 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
10901 (not_interesting_stmt): New function.
10902 (phi_loop_edge_uses_def): Ditto.
10903 (stmt_uses_phi_result): Ditto.
10904 (stmt_is_bumper_for_loop): Ditto.
10905 (perfect_nest_p): Ditto.
10906 (nestify_update_pending_stmts): Ditto.
10907 (replace_uses_of_x_with_y): Ditto.
10908 (stmt_uses_op): Ditto.
10909 (perfect_nestify): Ditto.
10910 * lambda-mat.c (lambda_matrix_id_p): New function.
10911 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
10912 * lambda.h: Update prototypes.
10913 * tree-loop-linear (linear_transform_loop): Use new
10914 perfect_nest_p. Detect and ignore identity transform.
10915 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
10917 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
10919 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
10920 Gather also strides of accessed data. Pass in the data references
10922 (try_interchange_loops): Add a new heuristic for handling the temporal
10923 locality. Pass in the data references array.
10924 (linear_transform_loops): Pass the data references array to
10925 try_interchange_loops.
10927 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
10929 * doc/invoke.texi: Fix typos. Follow spelling conventions.
10931 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
10933 * doc/c-tree.texi (Classes): Remove index entries for
10934 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
10936 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10938 * fold-const.c (fold): Fold difference of addresses.
10939 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
10940 get_inner_reference.
10941 * tree-ssa-loop-ivopts.c (peel_address): Removed.
10942 (ptr_difference_const): Moved to fold-const.c.
10943 (split_address_cost): Use get_inner_reference instead of peel_address.
10944 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
10945 * tree.h (ptr_difference_const): Export.
10947 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
10948 variable type to the dump. Fix indentation.
10949 (idx_find_step): Handle nonconstant array_ref_element_size and
10950 array_ref_low_bound.
10951 (idx_record_use): Handle array_ref_element_size and
10952 array_ref_low_bound.
10953 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
10954 statements correctly.
10955 (get_computation_at, iv_value): Do not unshare expressions here.
10956 (rewrite_use_outer): Unshare the expression before it is emitted
10958 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
10960 * tree.c (unsigned_type_for, signed_type_for): Moved from
10961 tree-ssa-loop-niter.c. Use langhooks.
10962 * tree.h (signed_type_for): Export.
10964 2004-09-16 David Edelsohn <edelsohn@gnu.org>
10966 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
10969 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
10972 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
10973 Add two parameters to extra_includes.
10974 (C_INCPATH_INIT): Remove.
10975 * c-incpath.c (register_include_chains): Call extra_pre_includes
10976 before adding the standard include directory.
10977 Update call to extra_includes.
10978 (!defined TARGET_EXTRA_INCLUDES): Update
10979 hook_void_charptr_charptr_int and add !define
10980 TARGET_EXTRA_PRE_INCLUDES.
10981 (!define TARGET_EXTRA_INCLUDES): Define as
10982 hook_void_charptr_charptr_int.
10983 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
10984 (target_c_incpath): Always declare.
10985 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
10987 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
10988 * config/darwin.h: (darwin_register_frameworks): Update for
10989 the two new parameters.
10990 (darwin_register_objc_includes): Add prototype.
10991 (TARGET_EXTRA_PRE_INCLUDES): Define.
10992 * config/darwin-c.c (darwin_register_objc_includes): New function.
10993 (darwin_register_frameworks): Update for the two new parameters.
10994 (target_c_incpath): Remove.
10995 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
10997 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
10999 (TARGET_EXTRA_PRE_INCLUDES): Document.
11001 * gcc.c (spec_function): Add replace-outfile.
11002 (replace_outfile_spec_function): New function.
11003 * config/darwin.h (LINK_SPEC): Add replace
11004 -lobjc with -lobjc-gnu if -fgnu-runtime is
11006 * invoke.texi (replace-outfile): Document.
11008 2004-09-13 Jan Hubicka <jh@suse.cz>
11010 * predict.c (expr_expected_value, strip_builtin_expect): New function.
11011 (tree_predict_by_opcode): Use it.
11012 (tree_estimate_probability): Add, for now disabled,
11013 strip_builtin_expect call.
11015 2004-09-15 James E Wilson <wilson@specifixinc.com>
11018 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
11019 if current_function_decl is a sibcall.
11021 2004-09-15 Mark Mitchell <mark@codesourcery.com>
11023 * varasm.c (default_function_rdodata_section): Make sure to pass
11024 along a decl for a link-once section.
11026 2004-09-15 Richard Henderson <rth@redhat.com>
11028 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
11029 warning with code disable. Fix formatting.
11031 2004-09-15 Steven Bosscher <stevenb@suse.de>
11033 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
11034 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
11035 after propagating into an ADDR_EXPR.
11037 2004-09-15 Andrew Pinski <apinski@apple.com>
11040 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
11041 Move it out of gcc_assert.
11043 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
11045 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
11046 except.c, fold-const.c, function.c, langhooks.c, params.c,
11047 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
11048 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
11049 for quoting in diagnostics going through pretty-print.c. Use ''
11050 for quoting in other diagnostic text.
11051 * langhooks.c: Include intl.h. Mark text locating diagnostics for
11053 * Makefile.in (langhooks.o): Update dependencies.
11054 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
11057 2004-09-15 Mark Mitchell <mark@codesourcery.com>
11059 * configure.ac: Check for COMDAT support. Robustify check for
11061 * configure: Regenerated.
11062 * config.in: Likewise.
11063 * langhooks-def.h (lhd_comdat_group): New function.
11064 (LANG_HOOKS_COMDAT_GROUP): New macro.
11065 (LANG_HOOKS_DECLS): Use it.
11066 * langhooks.c (lhd_comdat_group): Define.
11067 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
11068 * output.h (named_section_flags): Make it a macro.
11069 (named_section_real): New function.
11070 (default_no_named_section): Add decl parameter.
11071 (default_elf_asm_named_section): Likewise.
11072 (default_coff_asm_named_section): Likewise.
11073 (default_pe_asm_named_section): Likewise.
11074 * target.h (gcc_target): Adjust type of named_section.
11075 * varasm.c (named_section_flags): Rename to named_section_real.
11076 Add decl parameter.
11077 (default_no_named_section): Add decl parameter.
11078 (default_elf_asm_named_section): Use COMDAT, if available. Deal
11079 with the case that ASM_COMMENT_START is "@".
11080 (default_coff_asm_named_section): Add decl parameter.
11081 (default_pe_asm_named_section): Likewise.
11082 * config/alpha/alpha.c (vms_asm_named_section): Add decl
11084 (unicosmk_asm_named_section): Likewise.
11085 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
11086 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
11087 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
11088 * config/cris/cris-protos.h (cris_target_asm_named_section):
11090 * config/cris/cris.c (cris_target_asm_named_section):
11092 * config/darwin/darwin-protos.h (darwin_asm_named_section):
11094 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
11095 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
11096 * config/i386/i386-protos.h (i386_pe_asm_named_section):
11098 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
11099 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
11100 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
11101 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
11103 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
11104 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
11105 * cp/cp-tree.h (cxx_comdat_group): Declare.
11106 * cp/decl.c (cxx_comdat_group): New function.
11108 2004-09-15 Jan Hubicka <jh@suse.cz>
11110 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
11111 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
11113 * tree-cfg.c (remove_bb): Release SSA defs.
11115 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
11117 * doc/tm.texi: Follow spelling conventions.
11119 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
11121 * tree-ssa-dom.c: Fix comment typos.
11123 2004-09-15 Alan Modra <amodra@bigpond.net.au>
11125 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
11127 (ppc_fallback_frame_state): Save location of CR.
11129 2004-09-15 Jakub Jelinek <jakub@redhat.com>
11131 * expr.c (string_constant): Handle also read-only variables
11132 initialized to string literals.
11134 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
11135 into memcpy (x, y, 1) if memcpy can be expanded inline.
11137 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11139 PR tree-optimization/17468
11140 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
11141 definition inside a block precede uses.
11142 * tree-tailcall.c (adjust_return_value): Emit statements in the
11145 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
11147 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
11149 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
11151 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
11153 2004-09-14 Jeff Law <law@redhat.com>
11155 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
11156 (struct dom_walk_block_data): Remove avail_exprs member.
11157 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
11158 (lookup_avail_expr): No longer need to pass in address of
11159 the block local available exprs stack. All callers changed.
11160 (simplify_cond_and_lookup_avail_expr): Similarly.
11161 (simplify_switch_and_lookup_avail_expr): Similarly.
11162 (get_eq_expr_value, record_cond): Likewise.
11163 (record_dominating_conditions): Likewise.
11164 (update_rhs_and_lookup_avail_expr): Likewise.
11165 (record_equivalences_from_stmt): Likewise.
11166 (dom_opt_initialize_block_local_data): No longer test state of
11167 block local avail_exprs.
11168 (dom_opt_initialize_block): Mark unwind point in the global
11170 (remove_expressions_from_table): Update to unwind to the
11171 most recent unwind marker in the global avail_expr stack.
11172 All callers changed.
11173 (dom_opt_finalize_block): Mark unwind point in the global
11174 avail_expr stack as needed.
11175 (record_cond): Push elements into the global avail_exprs stack.
11177 * tree-dfa.c (free_df_for_stmt): No longer static.
11178 (free_df): Update comments.
11179 * tree-flow.h (free_df_for_stmt): Prototype.
11180 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
11183 2004-09-14 Diego Novillo <dnovillo@redhat.com>
11185 PR tree-optimization/17252
11186 * tree-ssa-alias.c (may_alias_p): Don't assume that a
11187 pointer may not point to itself when using relaxed
11190 2004-09-14 Richard Henderson <rth@redhat.com>
11192 PR middle-end/17397
11193 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
11194 while folding <ADDR_EXPR <INDIRECT_REF X>>.
11196 2004-09-14 Andrew Pinski <apinski@apple.com>
11198 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
11199 sets of the pointers but the aliasing sets of what they point to.
11201 2004-09-14 Roger Sayle <roger@eyesopen.com>
11203 PR rtl-optimization/9771
11204 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
11205 conditional compilation in init_reg_sets_1.
11206 (init_reg_sets_1): Let global_regs[i] take priority over the frame
11207 (but not stack) pointer exceptions to regs_invalidated_by_call.
11208 (globalize_reg): Globalizing a fixed register may need to update
11209 regs_invalidated_by_call.
11211 2004-09-14 Diego Novillo <dnovillo@redhat.com>
11213 PR tree-optimization/15262
11214 * tree-dfa.c (dump_variable): Also print the type of the
11216 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
11217 memory tags are of conflicting alias sets but have no aliased
11218 symbols in common, add one tag to the alias set of the other.
11219 (setup_pointers_and_addressables): Remove hack to deal with
11220 programs with no aliased symbols.
11221 (may_alias_p): Don't special case aggregate types.
11223 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
11226 * doc/invoke.texi (Environment Variables): Correct example locale.
11228 2004-09-14 Jan Hubicka <jh@suse.cz>
11230 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
11232 2004-09-14 Mark Mitchell <mark@codesourcery.com>
11234 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
11236 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
11238 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
11240 (struct c_declarator): Change u.array.quals and pointer_quals to
11241 int. Add u.array.attrs.
11242 (quals_from_declspecs): New.
11243 * c-decl.c (quals_from_declspecs): New.
11244 (shadow_tag_warned): Give more specific message for useless type
11246 (build_array_declarator, set_array_declarator_inner,
11247 grokdeclarator, make_pointer_declarator, build_null_declspecs,
11248 declspecs_add_qual): Update for changed structures.
11250 2004-09-14 Jeff Law <law@redhat.com>
11252 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
11253 to a global varray.
11254 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
11255 (dom_opt_initialize_block_local_data): No longer test state
11256 of stmts_to_rescan.
11257 (dom_opt_finalize_block): Update due to change in scope of
11259 (optimize_stmt): Similarly.
11261 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11263 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
11264 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
11265 comment typos. Follow spelling conventions.
11267 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11269 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
11270 config/i386/predicates.md, config/sparc/sparc.c: Follow
11271 spelling conventions.
11273 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11274 Steven Bosscher <stevenb@suse.de>
11276 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
11277 * basic-block.h (struct reorder_block_def): Add copy_number field.
11278 * cfgloop.h (biv_p): Declare.
11279 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
11280 * common.opt (fsplit-ivs-in-unroller): New flag.
11281 * loop-iv.c (biv_p): New function.
11282 * loop-unroll.c: Include hashtab.h and recog.h.
11283 (struct iv_to_split, struct split_ivs_info): New types.
11284 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
11285 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
11286 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
11287 insert_base_initialization, split_iv): New functions.
11288 (peel_loop_completely, unroll_loop_constant_iterations,
11289 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
11291 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
11293 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11295 * tree-cfg.c (thread_jumps): Update dominators correctly in
11296 case destination of threaded edge dominates its source.
11298 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11300 * unroll.c: Removed.
11302 * Makefile.in (LOOP_H, unroll.o): Removed.
11303 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
11305 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
11307 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
11308 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
11309 * loop.c: Do not include loop.h.
11310 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
11311 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
11312 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
11313 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
11314 struct loop_regs, struct loop_movables, struct loop_info): Moved
11316 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
11317 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
11318 find_common_reg_term, loop_iterations, final_giv_value): Moved
11320 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
11321 loop_dump_stream, for_each_insn_in_loop, express_from,
11322 extend_value_for_giv, loop_iv_add_mult_emit_before,
11323 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
11324 loop_insn_first_p, get_condition_for_loop,
11325 loop_insn_emit_before, loop_insn_hoist,
11326 loop_insn_sink): Made static.
11327 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
11329 (strength_reduce): Do not call unroller.
11330 (record_giv): Do not initialize unrolled field.
11331 (prescan_loop): Do not set loop_info->preconditioned.
11332 * passes.c: Do not include loop.h.
11333 (rest_of_handle_loop_optimize): Do not call unroller.
11334 * predict.c: Do not include loop.h.
11335 * rtl.h (NOTE_PRECONDITIONED): Removed.
11336 * stmt.c: Do not include loop.h.
11337 * toplev.c: Do not include loop.h.
11338 (process_options): Do not handle flag_old_unroll_loops.
11340 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
11341 Documentation removed.
11342 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
11344 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
11346 * Makefile.in (STAGE1_CHECKING): New variable.
11347 (stage1_build): Use it.
11348 * tree-ssa.c (verify_ssa): Preserve state of dominance
11351 2004-09-14 Uros Bizjak <uros@kss-loka.si>
11353 * config/i386/i386.c (output_fp_compare): Add generation
11354 of ftst instruction.
11355 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
11356 Use output_fp_compare () function.
11357 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
11358 (fix_truncdi_memory): Remove operands[5] copy.
11360 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11362 * config/m32r/m32r.md, config/m68k/m68kelf.h,
11363 config/mcore/mcore.md, config/rs6000/linux64.h,
11364 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
11367 2004-09-13 James E Wilson <wilson@specifixinc.com>
11369 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
11370 * gen-protos.c: Include errors.h.
11371 (progname): Delete.
11373 2004-09-14 Jan Hubicka <jh@suse.cz>
11375 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
11376 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
11377 (predict_loops): Use number_of_iterations_exit to predict
11378 number of iterations on trees.
11380 2004-09-13 Dale Johannesen <dalej@apple.com>
11384 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
11385 objects declared extern.
11387 2004-09-14 Paul Brook <paul@codesourcery.com>
11389 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
11392 2004-09-13 Daniel Jacobowitz <dan@debian.org>
11394 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
11395 Only use TYPE_BINFO for aggregates.
11397 2004-09-13 Daniel Jacobowitz <dan@debian.org>
11399 * expmed.c (synth_mult): Initialize latency. Check cost before
11400 checking ops count.
11402 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
11404 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
11405 add_call_clobber_ops and add_call_read_ops.
11406 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
11407 the number of vdefs and vuses inserted based on analysis of global
11408 variables across calls. * tree-dfa.c (find_referenced_vars):
11409 Needed to reset static var maps before each function is compiled.
11411 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
11412 static_vars_info,functions_to_static_vars_info,module_statics_escape,
11413 all_module_statics,searchc_env,dfs_info): New fields to support
11414 analysis of static global variables.
11415 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
11416 cgraph_reset_static_var_maps, get_global_static_vars_info,
11417 get_global_statics_not_read, get_global_statics_not_written,
11418 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
11419 check_rhs_var, check_lhs_var, get_asm_expr_operands,
11420 process_call_for_static_vars, scan_for_static_refs,
11421 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
11422 clear_static_vars_maps, cgraph_propagate_bits,
11423 cgraph_characterize_statics): New. Functions to support analysis
11424 of static global variables.
11425 (cgraph_mark_local_and_external_functions): Renamed from:
11426 (cgraph_mark_local_functions)
11427 (cgraph_expand_all_functions): Remove call to
11428 cgraph_mark_local_and_external_functions.
11429 (cgraph_optimize): Added driver to analyze static variables whose
11430 scope is within the compilation unit. * cgraph.h (struct
11431 cgraph_local_info, GTY): Added statics_read, statics_written,
11432 local, calls_read_all, calls_write_all, for_functions_valid.
11433 (struct cgraph_node): Added next_cycle. * cgraph.c
11434 (dump_cgraph_node): Added print routines for new fields. *
11435 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
11438 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
11440 * c-decl.c (grokdeclarator): Correct comments about where storage
11441 class specifiers are rejected by grammar and add corresponding
11442 asserts. Diagnose typedefs and parameters declared inline.
11443 Change warning for inline main to a pedwarn. Only diagnose inline
11445 (declspecs_add_scspec): Allow duplicate "inline".
11447 2004-09-13 Steve Ellcey <sje@cup.hp.com>
11449 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
11450 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
11452 2004-09-13 Richard Henderson <rth@redhat.com>
11455 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
11456 (tree_type): Replace spare with contains_placeholder_bits.
11457 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
11458 make static. Remove seen_types list.
11459 (type_contains_placeholder_p): New.
11461 2004-09-13 James E Wilson <wilson@specifixinc.com>
11463 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
11464 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
11465 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
11466 bdesc_arrays instead of mips_bdesc.
11467 (mips_init_builtins): Likewise.
11468 * config/mips/mips.h (TARGET_SB1): New.
11469 (HAVE_SQRT_P): Delete.
11470 * config/mips/mips.md (divide_condition): Support V2SF.
11471 (sqrt_condition, recip_condition): New.
11472 (div<mode>3): Use ANYF instead of SCALARF.
11473 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
11475 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
11476 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
11478 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
11479 instead of SCALARF. Use UNITMODE instead of MODE.
11481 2004-09-13 Zack Weinberg <zack@codesourcery.com>
11483 * config.in: Regenerate after removal of libbanshee.
11485 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
11487 PR tree-optimization/17400
11488 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11489 coalesce partitions when one occurs in an abnormal PHI.
11491 2004-09-13 Andrew Pinski <apinski@apple.com>
11493 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
11496 2004-09-13 Richard Henderson <rth@redhat.com>
11499 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
11500 (cselib_invalidate_rtx_note_stores): New.
11501 (cselib_record_sets, cselib_process_insn): Update to match.
11502 * cselib.h (cselib_invalidate_rtx): Declare.
11503 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
11505 2004-09-13 Richard Henderson <rth@redhat.com>
11508 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
11509 after copying its argument.
11511 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
11513 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
11514 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
11515 in diagnostics. Use %' for English apostrophes.
11516 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
11517 (pedwarn_c90, pedwarn_c99): Use it.
11518 * c-decl.c (lookup_label): Quote label name in diagnostic.
11519 * c-parse.in (yyprint): Use ' instead of ` for left quote.
11520 * c-typeck.c (warn_for_assignment): Likewise.
11522 2004-09-13 Jan Hubicka <jh@suse.cz>
11524 * i386.c (x86_schedule): New global variable.
11525 (override_options): Disable scheduling when not supported.
11526 * i386.h (x86_schedule): Declare.
11527 (TARGET_SCHEDULE): New macro.
11529 2004-09-12 Richard Henderson <rth@redhat.com>
11532 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
11533 * tree.c, tree.h (has_cleanups): Remove.
11535 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11537 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
11538 arguments of the phi nodes correctly.
11540 2004-09-12 Jan Hubicka <jh@suse.cz>
11542 * ggc-common.c (cmp_statistics): Fix sorting.
11544 2004-09-12 David Edelsohn <edelsohn@gnu.org>
11547 * expmed.c (expand_divmod): If cheap power of 2 divide is
11548 available, use it for negative constant as well.
11550 2004-09-12 Andrew Pinski <apinski@apple.com>
11552 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
11555 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
11557 2004-09-12 Richard Henderson <rth@redhat.com>
11559 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
11561 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
11562 post-reload, and scratch NULL.
11563 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
11564 (x86_shift_adj_2): Use ix86_expand_clear.
11565 (ashldi3): Remove CMOVE expansion difference.
11566 (ashldi3_1): Remove.
11567 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
11568 add constraints for immediates. New peephole for split-with-temp.
11569 Run splitter after peep2 pass.
11570 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
11571 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
11572 (setcc_2): Rename with *.
11573 * config/i386/predicates.md (reg_or_pm1_operand): New.
11574 (ashldi_input_operand): New.
11576 2004-09-12 Richard Henderson <rth@redhat.com
11578 * print-rtl.c (print_decl_name): New.
11579 (print_mem_expr): Use it.
11581 2004-09-12 Richard Henderson <rth@redhat.com
11583 PR 17186, part deux
11584 * except.c (sjlj_emit_function_exit): Fix logic locating
11585 sjlj_exit_after in final block.
11587 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
11589 * common.opt: Remove flags -fmove-all-movables and
11591 * loop-invariant.c (find_invariants_to_move):
11592 Remove all uses of flag_move_all_movables.
11593 * loop.c (move_movables): Remove all uses of
11594 flag_move_all_movables.
11595 (strength_reduce): Remove all uses of
11596 flag_reduce_all_givs.
11597 * doc/invoke.texi: Remove documentation of flags
11598 -fremove-all-movables and -freduce-all-givs.
11600 2004-09-11 Roger Sayle <roger@eyesopen.com>
11602 PR middle-end/17411
11603 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
11604 change. elt->type may be a floating point type, so use fold_convert.
11606 2004-09-11 Geoffrey Keating <geoffk@apple.com>
11608 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
11609 the thing referenced as used, not the stub itself.
11611 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
11613 * c-tree.h (enum c_storage_class): New.
11614 (struct c_declspecs): Add storage_class, inline_p and thread_p.
11615 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
11616 declarations and "auto" or "register" in file scope empty
11617 declarations. Give more specific warnings for other cases of
11618 storage class specifiers in empty declarations.
11619 (grokdeclarator): Update for new structures. Don't check for
11620 multiple storage classes. Diagnose file-scope "register" if
11622 (build_null_declspecs): Update.
11623 (declspecs_add_scspec): Update. Diagnose multiple storage class
11624 specifiers and invalid uses of "__thread".
11626 2004-09-11 Zack Weinberg <zack@codesourcery.com>
11628 * tree.c (tree_code_size): New function, bulk of code from tree_size.
11629 (tree_size, make_node): Use it.
11630 * tree-ssa-pre.c (init_pre): Use it.
11631 * tree.h: Prototype it.
11633 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11635 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
11636 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
11637 redirect_immediate_use): Use PHI_DF.
11638 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
11639 (bb_for_stmt): Use PHI_BB.
11640 (get_immediate_uses): Use PHI_DF.
11641 * tree-ssa-dse.c (max_stmt_uid): New variable.
11642 (get_stmt_uid): New function.
11643 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
11645 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
11646 (max_uid): Renamed to max_stmt_uid.
11647 (get_stmt_uid): New function.
11648 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
11649 phi node annotations.
11650 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
11651 * tree.h (PHI_BB, PHI_DF): New accessor functions.
11652 (struct tree_phi_node): Add bb and df fields.
11654 2004-09-11 Richard Henderson <rth@redhat.com>
11656 PR middle-end/17416
11657 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
11660 2004-09-11 Jan Hubicka <jh@suse.cz>
11662 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
11663 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
11664 * i386.md (i387_cw): Add 'uninitialized' mode.
11666 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
11667 (output_location): Break out from ....
11668 (branch_prob): ... here; handle gcov output on trees.
11669 * toplev.c (process_options): No longer be sorry about coverage for
11672 2004-09-11 Steven Bosscher <stevenb@suse.de>
11675 * fold-const.c (fold): Do not try to fold the operand of a
11676 CLEANUP_POINT_EXPR if that operand does itself not have any
11679 PR middle-end/17417
11680 * langhooks.c (lhd_decl_printable_name): Make sure that this
11681 function is called with is a decl node that has an identifier.
11682 * tree-pretty-print.c (dump_function_name): New function to
11683 wrap PRINT_FUNCTION_NAME and dump_decl_name.
11684 (print_call_name): Use it.
11686 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
11688 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
11691 2004-09-11 Jakub Jelinek <jakub@redhat.com>
11693 * tree-ssa-alias.c (collect_points_to_info_r): Handle
11694 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
11697 2004-09-11 Richard Henderson <rth@redhat.com>
11699 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
11700 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
11701 operand of the ADDR_EXPR.
11702 (expand_expr_real_1): Update to match.
11704 2004-09-11 David Edelsohn <edelsohn@gnu.org>
11707 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
11708 choose 64-bit version.
11710 2004-09-11 Richard Henderson <rth@redhat.com>
11713 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
11715 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
11717 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
11718 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
11719 Insert @: after i.e. or e.g.
11721 2004-09-10 Geoffrey Keating <geoffk@apple.com>
11723 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
11724 D.xxx rather than <Dxxx>.
11726 2004-09-10 Adam Nemet <anemet@lnxw.com>
11728 * configure.ac (AC_MSG_CHECKING(what linker to use)):
11729 in_tree_ld_is_elf should be true for LynxOS.
11730 * configure: Regenerate.
11732 2004-09-10 Adam Nemet <anemet@lnxw.com>
11734 * Makefile.in (all.cross): Add srcextra.
11736 2004-09-10 Roger Sayle <roger@eyesopen.com>
11738 PR middle-end/17024
11739 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
11740 floating point comparison operators. Change aborts to gcc_asserts.
11742 2004-09-10 Geoffrey Keating <geoffk@apple.com>
11744 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
11746 2004-09-10 James E Wilson <wilson@specifixinc.com>
11748 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
11749 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
11751 * convert.c (convert_to_vector): Replace recursive call with
11754 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
11755 Add integer argument named constant. Use const_tiny_rtx instead of
11757 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
11759 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
11761 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
11762 of gen_rtx_raw_CONST_VECTOR.
11764 2004-09-10 Eric Christopher <echristo@redhat.com>
11767 * c-parse.in (attribute): Add NULL_TREE for error case
11768 for error recovery.
11770 2004-09-10 Zack Weinberg <zack@codesourcery.com>
11772 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
11773 (extract_interface_info): Delete prototype.
11774 * c-decl.c (extract_interface_info): Delete stub.
11775 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
11776 it's not already been done ...
11777 (init_c_lex): ... not here.
11778 (fe_file_change): Don't call extract_interface_info.
11780 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
11782 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
11783 typedef_p and typedef_signed_p.
11784 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
11785 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
11786 Check typedef_p and typedef_signed_p, not typedef_decl.
11787 (grokfield): Check typedef_p, not typedef_decl.
11788 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
11790 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
11793 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11795 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
11797 2004-09-10 Geoffrey Keating <geoffk@apple.com>
11799 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
11800 temporary variables.
11802 * dbxout.c (dbxout_block): Update for
11803 current_function_func_begin_label a string.
11804 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
11805 * except.c (dw2_output_call_site_table): Likewise.
11806 * toplev.c (current_function_func_begin_label): Likewise.
11807 * tree.h (current_function_func_begin_label): Likewise.
11808 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
11810 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
11813 * config/darwin.c: Include target.h.
11814 (struct machopic_indirection): Make ptr_name a string.
11815 (machopic_indirection_hash): Update for ptr_name a string.
11816 (machopic_indirection_eq): Likewise.
11817 (machopic_indirection_name): Likewise.
11818 (machopic_output_indirection): Likewise.
11819 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
11820 string. Don't expect stub names to be in the identifier hash table.
11821 Do call strip_name_encoding before looking up entry in ID hash table.
11822 * config/t-darwin (darwin.o): Add target.h to dependencies.
11824 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
11825 of fprintf for register names.
11827 * output.h (unlikely_section_label): Delete declaration.
11828 (unlikely_text_section_name): Likewise.
11829 * varasm.c (unlikely_section_label_printed): Make static.
11830 (unlikely_section_label): Likewise.
11831 (unlikely_text_section_name): Likewise.
11832 (assemble_start_function): Use reconcat.
11834 * rtl.def (REG): Add comment to describe third field.
11836 2004-09-10 Andrew Pinski <apinski@apple.com>
11838 * config/darwin.c (machopic_mcount_stub_name): Call
11839 machopic_indirection_name instead of making the string
11842 2004-09-10 Diego Novillo <dnovillo@redhat.com>
11846 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
11848 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
11849 memory tag is call clobbered, so are its aliases.
11850 (group_aliases): When two memory tags being grouped, if one is
11851 call clobbered, so are the other and its aliases.
11852 (add_may_alias): Remove call-clobbering stuff.
11853 (replace_may_alias): Likewise.
11854 (merge_pointed_to_info): Merge pt_global_mem
11856 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11858 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
11859 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
11860 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
11861 tree-scalar-evolution.c, tree-ssa-copyrename.c,
11862 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
11864 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
11866 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
11867 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
11868 pair. Remove match_dup from inputs. Remove masaccs handling.
11869 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
11870 (masaccs, mdasaccs): Turn into define_insns.
11872 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
11874 * tree-tailcall.c (process_assignment): Only do accumulator transforms
11875 for floating-point types if flag_unsafe_math_optimizations.
11877 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11879 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
11880 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
11881 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
11882 config/h8300/h8300.md, config/i386/gmm_malloc.h,
11883 config/ia64/ia64.md, config/ip2k/libgcc.S,
11884 config/mips/mips-ps-3d.md, config/mips/mips.c,
11885 config/rs6000/rs6000.c, config/s390/s390.c,
11886 config/sh/symbian.c: Fix comment typos.
11888 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
11890 * config/s390/s390.c (s390_emit_prologue): Added missing
11893 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11895 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
11896 typos. Follow spelling conventions.
11898 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
11900 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
11901 in diagnostic. Don't dereference NULL TYPE_NAME.
11903 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11905 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
11906 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
11907 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
11908 value-prof.c: Fix comment typos. Follow spelling conventions.
11910 2004-09-10 Jan Hubicka <jh@suse.cz>
11912 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
11913 * tree-split_edge.c (tree_split_edge): Likewise.
11914 (thread_jumps): Likewise.
11916 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11918 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
11921 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
11923 * cgraph.h (cgraph_dump_file): Do not declare.
11924 * cgraphunit.c (cgraph_dump_file): Declare as static.
11925 (init_cgraph): New.
11926 * toplev.c (cgraph_dump_file): Do not declare.
11927 (compile_file): Call init_cgraph.
11928 * tree-dump.c (dump_files): Add IPA dump file, remove
11929 XML dump of call graph.
11930 (get_dump_file_name): Support IPA dump file naming scheme.
11931 * tree.h (enum tree_dump_index): Add IPA dump file, remove
11932 XML dump of call graph.
11933 * doc/invoke.texi (Debugging Options): Document the new options.
11935 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
11937 * doc/extend.texi: Document the FR-V built-in functions.
11939 2004-09-09 James E Wilson <wilson@specifixinc.com>
11941 * doc/sourcebuild.texi: Delete libbanshee reference.
11943 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
11945 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
11947 2004-09-09 James E Wilson <wilson@specifixinc.com>
11949 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
11950 before calling vector_types_convertible_p.
11951 (digest_init): Check that inside_init has VECTOR_TYPE before calling
11952 vector_types_convertible_p. Don't give another error if
11953 convert_for_assignment returns error_mark_node.
11955 2004-09-09 Roger Sayle <roger@eyesopen.com>
11957 PR middle-end/17055
11958 * fold-const.c (build_zero_vector): New function to construct a
11959 vector (either floating point or integer) of zeros.
11960 (fold_convert): Internally, enable conversions of integer zero
11961 to arbitrary vector types, using the new build_zero_vector.
11963 2004-09-09 Roger Sayle <roger@eyesopen.com>
11965 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
11966 expand a left shift by an immediate constant as either an ashl or
11967 a sequence of additions.
11968 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
11969 instead of calling gen_ashlsi3 with a constant directly.
11971 2004-09-09 Roger Sayle <roger@eyesopen.com>
11973 * config/i386/i386.c (ix86_split_long_move): When optimizing for
11974 size, and the low and high parts of a DImode constant are equal,
11975 copy one register to another instead of loading the same immediate
11978 2004-09-09 Richard Henderson <rth@redhat.com>
11980 PR middle-end/17367
11981 * function.c (assign_parm_setup_block): Only put PARALLELs into
11982 a register if use_register_for_decl.
11984 2004-09-09 Eric Christopher <echristo@redhat.com>
11986 * ra-colorize.c (reset_lists): Move variable declaration inside
11987 ENABLE_CHECKING to avoid unused variable warnings when
11988 not --enable-checking.
11989 (check_colors): Ditto.
11991 2004-09-09 Mike Stump <mrs@apple.com>
11993 * version.c (version_string): Bump to 4.0.0.
11994 * doc/include/gcc-common.texi (version-GCC): Likewise.
11996 2004-09-10 Jakub Jelinek <jakub@redhat.com>
11998 * doc/extend.texi (nothrow attribute): The attribute is not
11999 implemented in 3.2 and earlier.
12001 2004-09-09 Steve Ellcey <sje@cup.hp.com>
12003 * genrecog.c (compute_predicate_codes): Use op0_codes
12006 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12008 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
12009 implementation changes.
12011 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12013 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
12014 a PARALLEL instead of a SET due to added clobbers.
12016 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12018 * reload.c (find_reloads_address): Pass correct operand to
12019 maybe_memory_address_p.
12021 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
12023 * Makefile.in: Remove libbanshee, tree-alias-*.
12024 Remove tree-alias-common.h dependencies.
12025 * common.opt: Remove -ftree-points-to.
12026 * configure.ac: Remove libbanshee.
12027 * flags.h: Remove pta_type, flag_tree_points_to.
12028 * gengtype.c (open_base_files): Remove tree-alias-type.h.
12029 * opts.c (OPT_ftree_points_to): Remove.
12030 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
12031 * tree-dfa.c: Remove tree-alias-common.h
12032 * tree-into-ssa.c: Ditto.
12033 * tree-outof-ssa.c: Ditto.
12034 * tree-ssa-copyrename.c: Ditto.
12035 * tree-ssa-live.c: Ditto.
12036 * tree-optimize.c: Ditto.
12037 * tree-ssa.c: Ditto.
12038 Remove pass_build_pta, pass_del_pta.
12039 * tree-pass.h: Ditto.
12040 * tree-ssa-alias.c: Remove tree-alias-common.h.
12041 (struct alias_stats_d): Remove pta_queries, pta_resolved.
12042 (pass_may_alias): Remove PROP_pta requirement.
12043 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
12044 (get_tmt_for): Ditto.
12045 (dump_alias_stats): Ditto.
12046 * doc/passes.texi: Remove blurb about points-to analysis.
12047 * fortran/Make-lang.in: Remove tree-alias-*.o.
12049 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12051 * genattrtab.c (write_insn_cases): New function, split out from
12052 write_attr_case. Correctly handle define_peepholes when printing
12053 the instruction name.
12054 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
12056 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
12059 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
12060 * config/cris/cris.c (cris_return_address_on_stack): New function.
12061 * config/cris/cris.md ("return"): For location of return address,
12062 also check cris_return_address_on_stack.
12064 2004-09-09 Diego Novillo <dnovillo@redhat.com>
12066 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
12067 calling phi_ssa_name_p.
12069 2004-09-09 Richard Henderson <rth@redhat.com>
12072 * c-typeck.c (valid_compound_expr_initializer): Use only
12073 initializer_constant_valid_p, and not TREE_CONSTANT.
12074 (digest_init): Likewise.
12075 (output_init_element): Likewise.
12077 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12079 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
12080 live_out_1, prune_hardregs_for_mode, init_one_web_common,
12081 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
12082 record_conflict, compare_and_free_webs, init_webs_defs_uses,
12083 parts_to_webs_1, parts_to_webs, reset_conflicts,
12084 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
12085 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
12086 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
12087 put_move, remove_move, combine, select_spill, colorize_one_web,
12088 try_recolor_web, insert_coalesced_conflicts, check_colors,
12089 break_precolored_alias, restore_conflicts_from_coalesce,
12090 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
12091 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
12092 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
12093 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
12094 check_df): Likewise.
12095 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
12096 real_arithmetic, real_compare, real_exponent, real_ldexp,
12097 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
12098 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
12099 real_digit, real_nan, real_maxval, round_for_format, real_convert,
12100 real_to_target, real_from_target, real_hash, encode_ieee_single,
12101 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
12102 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
12103 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
12104 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
12105 extract_insn, peep2_next_insn, peep2_reg_dead_p,
12106 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
12107 if_test_bypass_p): Likewise.
12108 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
12109 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
12110 emit_swap_insn, swap_to_top, move_for_stack_reg,
12111 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
12112 compensate_edge, convert_regs_1): Likewise.
12113 * regclass.c (init_reg_sets, init_reg_sets_1,
12114 memory_move_secondary_cost): Likewise.
12115 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
12117 * reload.c (push_secondary_reload, find_valid_class, push_reload,
12118 operands_match_p, decompose, immune_p, find_reloads,
12119 find_reloads_toplev, find_reloads_address_1, subst_reloads,
12120 copy_replacements, refers_to_regno_for_reload_p,
12121 reg_overlap_mentioned_for_reload_p): Likewise.
12122 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
12123 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
12124 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
12125 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
12126 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
12127 do_output_reload, fixup_abnormal_edges): Likewise.
12128 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
12129 fill_slots_from_thread, relax_delay_slots): Likewise.
12130 * resource.c (mark_referenced_resources, mark_set_resources):
12132 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
12133 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
12134 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
12135 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
12136 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
12137 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
12138 * rtlhooks.c (gen_lowpart_general): Likewise.
12139 * sbitmap.c (sbitmap_difference): Likewise.
12140 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
12141 sched_analyze, add_forward_dependence): Likewise.
12142 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
12143 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
12144 schedule_insns): Likewise.
12145 * sched-vis.c (print_pattern): Likewise.
12146 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
12147 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
12148 simplify_const_relational_operation, simplify_ternary_operation,
12149 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
12151 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
12152 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
12153 resolve_operand_name_1, expand_return, expand_decl,
12154 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
12155 * stor-layout.c (put_pending_size, smallest_mode_for_size,
12156 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
12157 set_sizetype, get_mode_bounds): Likewise.
12159 2004-09-09 Zack Weinberg <zack@codesourcery.com>
12161 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
12162 * config/arm/pecoff.h, config/i386/beos-elf.h
12163 * config/i386/cygming.h, config/i386/i386-interix.h:
12164 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
12165 comment cloned from manual.
12166 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
12168 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
12170 * builtins.c (build_va_arg_indirect_ref): New function.
12171 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
12172 build_fold_indirect_ref.
12173 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
12174 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
12175 * tree.h: Declare new function.
12177 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12179 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
12180 dumping for development builds.
12181 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
12182 development builds only.
12183 * genattrtab.c (write_eligible_delay): Fix typo in previous
12185 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
12188 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12190 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
12191 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
12192 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
12193 hoist_code, extract_mentioned_regs_helper, compute_store_table,
12194 insert_store): Use gcc_assert and gcc_unreachable.
12195 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
12196 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
12197 ggc_record_overhead): Likewise.
12198 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
12199 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
12200 ggc_pop_context, clear_marks, validate_free_objects,
12201 ggc_pch_read): Likewise.
12202 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
12203 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
12204 ggc_push_context, check_cookies, ggc_collect,
12205 ggc_print_statistics): Likewise.
12206 * gimple-low.c (lower_function_body, lower_stmt,
12207 lower_bind_expr): Likewise.
12208 * gimplify.c (gimple_tree_eq, push_gimplify_context,
12209 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
12210 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
12211 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
12212 gimplify_case_label_expr, gimplify_exit_block_expr,
12213 canonicalize_component_ref, gimplify_compound_lval,
12214 gimplify_self_mod_expr, gimplify_call_expr,
12215 gimplify_init_ctor_eval, gimplify_init_constructor,
12216 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
12217 gimplify_expr, check_pointer_types_r,
12218 force_gimple_operand): Likewise.
12219 * global.c (global_alloc, build_insn_chain): Likewise.
12220 * graph.c (clean_graph_dump_file,
12221 finish_graph_dump_file): Likewise.
12222 gcov-io.c (gcov_open): Use GCOV_CHECK.
12224 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12226 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
12228 2004-09-09 Jan Hubicka <jh@suse.cz>
12231 * tree-inline.c (expand_call_inline): Make overactive sanity check
12234 2004-09-09 Jan Hubicka <jh@suse.cz>
12236 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
12239 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12241 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
12242 (gengtype.o): Depend on errors.h.
12243 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
12244 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
12245 attr_alt_subset_p, attr_alt_subset_of_compl_p,
12246 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
12247 write_test_expr, write_attr_value, write_eligible_delay,
12248 make_internal_attr, make_numeric_value): Likewise.
12249 * genautomata.c (regexp_name, get_str_vect,
12250 gen_presence_absence_set, automaton_decl_hash,
12251 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
12252 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
12253 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
12254 test_unit_reserv, it_is_empty_reserv_sets,
12255 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
12256 reserv_sets_and, output_cycle_reservs, get_free_state,
12257 intersected_state_reservs_p, states_union, remove_arc,
12258 copy_insn_regexp, transform_1, transform_2, transform_3,
12259 regexp_transform_func, store_alt_unit_usage,
12260 check_regexp_units_distribution, process_seq_for_forming_states,
12261 process_alts_for_forming_states, make_automaton,
12262 form_arcs_marked_by_insn, create_composed_state,
12263 set_out_arc_insns_equiv_num, partition_equiv_class,
12264 process_insn_equiv_class, set_insn_equiv_classes,
12265 units_to_automata_heuristic_distr, form_regexp,
12266 longest_path_length, output_dfa_max_issue_rate, add_vect,
12267 out_state_arcs_num, add_vect_el, output_trans_table,
12268 output_state_alts_table, output_dead_lock_vect,
12269 output_max_insn_queue_index_def,
12270 output_min_insn_conflict_delay_func,
12271 output_internal_insn_latency_func, output_print_reservation_func,
12272 output_cpu_unit_reservation_p, output_state_arcs,
12273 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
12274 make_default_insn_latency_attr,
12275 form_important_insn_automata_lists): Likewise.
12276 * genemit.c (gen_exp, output_add_clobbers,
12277 output_added_clobbers_hard_reg_p): Likewise.
12278 * genextract.c (print_path, main): Likewise.
12279 * genflags.c (gen_macro): Likewise.
12280 * gengenrtl.c: Include errors.h
12281 (type_from_format, accessor_from_format): Likewise.
12282 * gengtype.c (get_file_basename, output_mangled_typename,
12283 walk_type, write_types_process_field,
12284 write_types_local_process_field): Likewise.
12285 * genmodes.c (complete_mode): Likewise.
12286 * genopinit.c (gen_insn): Likewise.
12287 * genoutput.c (output_insn_data, check_constraint_len,
12288 constraint_len): Likewise.
12289 * genpreds.c (add_mode_tests):Likewise.
12290 * gen-protos.c (add_hash): Likewise.
12291 * genrecog.c (find_operand, find_matching_operand,
12292 validate_pattern, add_to_sequence, maybe_both_true,
12293 nodes_identical_1, merge_trees, write_switch, write_cond,
12294 write_action, is_unconditional, make_insn_sequence,
12295 debug_decision_2): Likewise.
12296 * gensupport.c (is_predicable, collect_insn_data,
12297 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
12299 2004-09-09 Jan Hubicka <jh@suse.cz>
12301 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
12302 * cfgbuild.c (compute_outgoing_frequencies): When probability is
12304 (find_many_sub_basic_blocks): Do update profile only when it is
12306 * predict.c (set_even_probabilities): Break out from ...
12307 (combine_predictions_for_insn): ... here; deal with
12308 !can_predict_insn_p insns.
12309 (combine_predictions_for_bb): Use set_even_probabilities.
12310 (bb_estimate_probability_locally): Break out from ....
12311 (estimate_probability): ... here.
12312 (guess_outgoing_edge_probabilities): New entry point.
12314 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12316 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
12317 handle_braces, process_brace_body, main, used_arg,
12318 set_multilib_dir, print_multilib_info): Use fatal, not abort.
12320 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
12322 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
12323 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
12324 Morgan's theorem in last checkin.
12326 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12327 Nathan Sidwell <nathan@codesourcery.com>
12329 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
12330 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
12331 * timevar.c (timevar_push, timevar_pop, timevar_start,
12332 timevar_stop): Likewise.
12333 * toplev.c (default_pch_valid_p): Likewise.
12334 * tracer.c (tail_duplicate): Likewise.
12335 * tree-alias-common.c (get_alias_var_decl,
12336 get_values_from_constructor, create_alias_var, delete_alias_vars,
12337 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
12339 * tree.c (tree_size, make_node_stat, copy_node_stat,
12340 build_int_cst_wide, integer_all_onesp, list_length, chainon,
12341 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
12342 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
12343 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
12344 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
12345 build_method_type_directly, decl_type_context, get_callee_fndecl,
12346 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
12347 tree_fold_gcd): Likewise.
12348 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
12349 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
12350 cleanup_control_expr_graph, find_taken_edge,
12351 find_taken_edge_switch_expr, phi_alternatives_equal,
12352 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
12353 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
12354 tree_split_edge, tree_verify_flow_info, thread_jumps,
12355 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
12356 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
12357 chrec_fold_multiply_poly_poly): Likewise.
12358 * tree-complex.c (extract_component, expand_complex_division,
12359 expand_complex_comparison, expand_complex_operations_1,
12360 build_replicated_const, expand_vector_operations_1): Likewise.
12361 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
12362 build_classic_dir_vector): Likewise.
12363 * tree-dfa.c (compute_immediate_uses_for_phi,
12364 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
12365 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
12366 * tree-dump.c (dequeue_and_dump): Likewise.
12367 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
12368 record_in_finally_tree, replace_goto_queue_1,
12369 maybe_record_in_goto_queue, verify_norecord_switch_expr,
12370 do_return_redirection): Likewise.
12371 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
12372 add_to_dst_predicate_list, find_phi_replacement_condition,
12373 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
12375 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
12376 initialize_inlined_parameters, declare_return_variable,
12377 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
12378 optimize_inline_calls, copy_tree_r): Likewise.
12379 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
12380 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
12381 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
12382 tsi_split_statement_list_after, tsi_split_statement_list_before):
12384 * tree-mudflap.c (mf_varname_tree): Likewise.
12385 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
12386 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
12387 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12388 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
12389 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
12390 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
12392 * tree-phinodes.c (resize_phi_node, add_phi_arg,
12393 remove_all_phi_nodes_for): Likewise.
12394 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
12395 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
12396 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
12397 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
12398 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
12399 generate_one_element_ref, generate_element_copy,
12400 generate_element_zero, scalarize_copy, scalarize_init,
12401 scalarize_ldst): Likewise.
12402 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
12403 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
12404 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
12405 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
12406 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
12407 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
12408 widen_bitfield, ccp_fold_builtin): Likewise.
12409 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
12410 replace_exp_1, propagate_tree_value): Likewise.
12411 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12412 * tree-ssa-dce.c (set_control_dependence_map_bit,
12413 find_control_dependence, find_pdom, mark_operand_necessary,
12414 mark_stmt_if_obviously_necessary,
12415 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
12416 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
12417 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
12418 eliminate_redundant_computations, avail_expr_eq): Likewise.
12419 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
12420 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12421 duplicate_blocks): Likewise.
12422 * tree-ssa-loop-im.c (for_each_index, set_level,
12423 is_call_clobbered_ref): Likewise.
12424 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
12425 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
12426 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
12427 peel_address, ptr_difference_cost, may_replace_final_value,
12428 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
12429 rewrite_use, rewrite_uses): Likewise.
12430 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12431 check_loop_closed_ssa_use): Likewise.
12432 * tree-ssanames.c (make_ssa_name): Likewise.
12433 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
12434 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
12435 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
12436 get_indirect_ref_operands, add_stmt_operand): Likewise.
12437 * tree-ssa-pre.c (value_exists_in_set_bitmap,
12438 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
12439 phi_translate, valid_in_set, compute_antic,
12440 find_or_generate_expression, create_expression_by_pieces, insert_aux,
12441 create_value_expr_from, eliminate): Likewise.
12442 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
12443 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
12445 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
12446 eliminate_tail_call): Likewise.
12447 * tree-vectorizer.c (vect_create_index_for_array_ref,
12448 vect_align_data_ref, vect_create_data_ref,
12449 vect_create_destination_var, vect_get_vec_def_for_operand,
12450 vect_finish_stmt_generation, vect_transform_stmt,
12451 vect_transform_loop_bound, vect_transform_loop,
12452 vect_analyze_operations): Likewise.
12453 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
12455 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
12456 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
12457 bsi_after_labels, bsi_last): Likewise.
12458 * tree-ssa-live.c (var_union, change_partition_var,
12459 create_ssa_var_map, calculate_live_on_entry, root_var_init,
12460 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
12462 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
12463 tpa_find_tree): Likewise.
12464 (register_ssa_partition_check): Declare.
12465 (register_ssa_partition): use it.
12466 * tree-ssa-live.c: Include errors.h.
12467 (register_ssa_partition_check): New.
12468 * tree-ssa-operands.c: Include errors.h.
12469 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
12471 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12472 Catherine Moore <clm@redhat.com>
12474 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
12475 (FRV_CPU_FR405): New processor enums.
12476 (frv_issue_rate, frv_acc_group): Declare.
12477 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
12478 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
12479 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
12480 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
12481 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
12482 handled by CPP_SPEC.
12483 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
12484 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
12485 (ACC_MASK): New macro.
12486 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
12487 (TARGET_MEDIA_FR450): New macro.
12488 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
12489 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
12490 (LABEL_ALIGN_AFTER_BARRIER): Define.
12491 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
12492 (IACC_FIRST, IACC_LAST): New pair of SPRs.
12493 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
12494 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12495 (REGISTER_NAMES): Add entries for new registers.
12496 (REG_CLASS_CONTENTS): Update for new register ranges.
12497 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
12498 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
12499 (PACKING_FLAG_USED_P): Delete.
12500 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
12501 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
12502 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
12503 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
12504 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
12505 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
12506 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
12507 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
12508 (CPU_UNITS_QUERY): Define to 1.
12509 * config/frv/frv.c: Include gt-frv.h
12510 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
12511 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
12512 (frv_insn_group): New enumeration.
12513 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
12514 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
12515 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
12516 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
12517 gap left by REGSTATE_LIVE.
12518 (regstate_t): New typedef.
12519 (TARGET_MACHINE_DEPENDENT_REORG): Define.
12520 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
12521 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
12522 Initialize frv_unit_codes[] and frv_type_to_unit[].
12523 (frv_conditional_register_usage): Remove redundant fixing of
12524 accumulator registers.
12525 (frv_insn_packing_flag): Update specification.
12526 (frv_function_prologue): Don't set frv_insn_packing_flag here.
12527 Zero out frv_nops[].
12528 (frv_expand_epilogue): Remove comments about the no-longer-present
12529 SIBCALL_P argument.
12530 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
12531 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
12532 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
12533 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
12534 packing is disabled and if INSN can only issue to M1.
12535 (call_operand): Check TARGET_LONG_CALLS.
12536 (acc_operand, even_acc_operand, quad_acc_operand)
12537 (accg_operand): Simplify. Don't accept pseudo registers.
12538 (output_move_single): Handle SPR<-zero moves.
12539 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
12540 (frv_registers_update, frv_registers_used_p): Delete.
12541 (frv_registers_set_p): Delete.
12542 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
12543 (frv_issues_to_branch_unit_p): New function.
12544 (frv_packet): New structure.
12545 (frv_cond_flags, frv_regstate_conflict_p): New functions.
12546 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
12547 (frv_registers_update_1, frv_registers_update): New functions.
12548 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
12549 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
12550 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
12551 (frv_sort_insn_group, frv_reorder_packet): New functions.
12552 (frv_pack_insns): Use frv_reorder_packet.
12553 (frv_packet_address): New variable.
12554 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
12555 (frv_register_nop, frv_reorg): New functions.
12556 (bdesc_1arg): Add __SCUTSS.
12557 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
12558 __SUBSS, __SLASS and __SCAN.
12559 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
12560 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
12561 (frv_init_builtins): Register the above builtins.
12562 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
12563 registers. Turn the referenced accumulators into global registers.
12564 (frv_read_iacc_argument): New function.
12565 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
12566 (frv_split_iacc_move): New function.
12567 (frv_expand_builtin): Handle the new builtins.
12568 * config/frv/frv.md: Replace old schedulers with new order-independent
12569 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
12571 (cpu): Add fr550, fr450 and fr405.
12572 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
12573 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
12574 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
12575 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
12576 (fnop, mnop): New patterns.
12577 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
12579 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
12580 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
12582 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
12583 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
12584 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
12585 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
12586 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
12587 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
12588 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
12589 (frv_prefetch0, frv_prefetch): New patterns.
12590 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
12591 -mcpu=simple. Add -mcpu=fr550.
12592 (MULTILIB_DIRNAMES): Update accordingly.
12593 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
12595 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
12596 -mlong-calls and -malign-labels options for FR-V.
12598 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
12601 * c-tree.h (struct c_declspecs): New.
12602 (struct c_declarator, struct c_type_name, struct c_parm): Update
12604 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
12605 start_function, start_decl, build_c_parm,
12606 make_pointer_declarator): Update prototypes.
12607 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12608 declspecs_add_scspec, declspecs_add_attrs): New.
12609 (split_specs_attrs): Remove.
12610 * c-parse.in (%union): Add dsptype.
12611 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
12612 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
12613 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
12614 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
12615 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
12616 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
12617 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
12618 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
12619 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
12620 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
12621 maybe_type_quals_attrs): Change to dsptype.
12622 (struct c_declspec_stack): New.
12623 (current_declspecs, declspec_stack): Change type.
12624 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
12626 (extdefs): Likewise.
12627 (setspecs): Likewise.
12628 (fndef): Use current_declspecs for empty declspecs list.
12629 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
12630 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
12631 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
12632 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
12633 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
12634 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
12635 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
12636 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
12637 structures and helper functions. Update comments.
12638 (typespec_nonattr): Correct comment.
12639 (maybe_type_quals_attrs, typename): Update to new structures.
12640 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
12641 shadow_tag, shadow_tag_warned, start_function, start_decl,
12642 build_c_parm, make_pointer_declarator,
12643 set_array_declarator_inner, groktypename): Update to new
12645 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12646 declspecs_add_scspec, declspecs_add_attrs): New.
12647 (split_specs_attrs): Remove.
12648 (shadow_tag_warned): Make warning for useless type names a
12649 pedwarn. Give hard error for long, short, signed, unsigned or
12650 _Complex used with struct, union or enum in empty declaration.
12651 Make found_tag a bool.
12652 (grokdeclarator): Remove checks now done at parse time.
12654 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
12656 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
12657 c_declarator, struct c_type_name, struct c_parm): New.
12658 (build_array_declarator, set_array_declarator_inner,
12659 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
12660 start_function, start_decl, build_c_parm, build_attrs_declarator,
12661 build_function_declarator, make_pointer_declarator, c_cast_expr,
12662 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
12663 (build_id_declarator): New.
12664 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
12666 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
12667 ARG_INFO_OTHERS): Remove.
12668 (build_id_declarator): New.
12669 (build_array_declarator, set_array_declarator_inner, groktypename,
12670 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
12671 grokfield, start_function, store_parm_decls_newstyle,
12672 store_parm_decls_oldstyle, store_parm_decls,
12673 build_c_parm, build_attrs_declarator, build_function_declarator,
12674 make_pointer_declarator, grokdeclarator): Update to new
12676 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
12678 (declarator, notype_declarator, after_type_declarator,
12679 parm_declarator, parm_declarator_starttypename,
12680 parm_declarator_nostarttypename, array_declarator, typename,
12681 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
12682 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
12683 parmlist_1, parmlist_2, parmlist_or_identifiers,
12684 parmlist_or_identifiers_1): Use these types.
12685 (primary, after_type_declarator, parm_declarator_starttypename,
12686 notype_declarator, component_decl, component_declarator,
12687 component_notype_declarator, typename, absdcl,
12688 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
12689 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
12691 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
12693 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
12694 in_typeof, record_maybe_used_decl, pop_maybe_used,
12695 c_expr_sizeof_expr, c_expr_sizeof_type): New.
12696 * c-decl.c (parser_obstack): New.
12697 (c_init_decl_processing): Initialize parser_obstack.
12698 (c_write_global_declarations_1): Check for used but undefined
12700 * c-parse.in (%union): Add otype.
12701 (save_obstack_position): New.
12703 (unary_expr): Update in_sizeof and in_alignof. Use
12704 c_expr_sizeof_expr and c_expr_sizeof_type.
12705 (sizeof): Update in_sizeof.
12706 (alignof): Update in_alignof.
12707 (typeof): Update in_typeof.
12708 (typespec_nonreserved_nonattr): Call pop_maybe_used.
12709 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
12710 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
12711 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
12712 (build_external_ref): Set C_DECL_USED or call
12713 record_maybe_used_decl if appropriate.
12714 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
12716 2004-09-08 Eric Christopher <echristo@redhat.com>
12718 * builtins.c: Fix prototype for fold_builtin_atan.
12720 2004-09-08 Eric Christopher <echristo@redhat.com>
12722 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
12723 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
12724 fold_builtin_atan): New functions. Migrate function bodies...
12725 (fold_builtin_1): ... from here.
12727 2004-09-09 Alan Modra <amodra@bigpond.net.au>
12729 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
12732 2004-09-08 David Edelsohn <edelsohn@gnu.org>
12734 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
12735 * config/rs6000/power5.md (power5-lmul): Same.
12737 2004-09-08 Richard Henderson <rth@redhat.com>
12740 * function.c (expand_function_end): Have fall-off-the-end
12741 return path jump around return register setup.
12743 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12745 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
12746 (output_return): Do not test for the presence of the 'unimp' insn.
12747 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
12748 as predicates instead of custom ones. Return raw strings when
12750 (output_sibcall): Likewise. Concatenate strings.
12751 (output_ubranch): Remove kludge for TurboSPARC.
12752 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
12753 (output_v9branch): Likewise.
12754 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
12755 <#>: Set sparc_indent_opcode if the delay slot is filled.
12757 <)>: New operand to emit the displacement from the saved PC on return.
12759 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
12760 (ASM_OUTPUT_OPCODE): New macro.
12761 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
12762 * config/sparc/sparc.md (normal_branch, inverted_branch,
12763 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
12764 inverted_fpe_branch): Adjust call to output_cbranch.
12765 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
12766 call to output_v9branch.
12767 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
12768 (output_v9branch): Likewise.
12770 2004-09-08 Devang Patel <dpatel@apple.com>
12772 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
12773 -segs_read_only_addr and -segs_read_write_addr.
12774 (WORD_SWITCH_TAKES_ARG): Same.
12776 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
12777 -segs_read_write_addr.
12779 2004-09-08 Richard Henderson <rth@redhat.com>
12781 * function.c (reference_callee_copied): New.
12782 (assign_parm_setup_reg): Use it.
12783 * calls.c (initialize_argument_information): Likewise.
12784 (emit_library_call_value_1): Likewise.
12785 * function.h (reference_callee_copied): Declare.
12787 * target.h (struct gcc_target): Add callee_copies.
12788 * target-def.h (TARGET_CALLEE_COPIES): New.
12789 (TARGET_PASS_BY_REFERENCE): Update default.
12790 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12791 * targhooks.c (hook_callee_copies_named): New.
12792 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
12793 hook_pass_by_reference_false.
12794 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
12795 * targhooks.h: Update decls.
12796 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
12797 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12798 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
12799 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
12800 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12801 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
12802 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12803 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
12804 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12805 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
12806 (mips_callee_copies): New.
12807 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12808 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
12809 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12810 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
12811 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12812 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
12813 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12814 * config/sh/sh.c (sh_callee_copies): New.
12815 (TARGET_CALLEE_COPIES): New.
12816 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12817 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
12818 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12819 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
12820 for FUNCTION_ARG_CALLEE_COPIES.
12821 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
12823 2004-09-08 Devang Patel <dpatel@apple.com>
12825 * tree-if-conv.c (find_phi_replacement_condition): Return true
12827 (replace_phi_with_cond_modify_expr): Select conditional expr args
12828 based on true edge basic block.
12830 2004-09-08 Jan Hubicka <jh@suse.cz>
12832 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
12833 variables being alias set.
12835 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12837 * final.c (shorten_branches, final, get_insn_template,
12838 output_alternate_entry_point, final_scan_insn, alter_subreg,
12839 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
12840 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
12841 * fix-header.c (lookup_std_proto): Likewise.
12842 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
12843 verify_local_live_at_start, update_life_info, mark_reg,
12844 calculate_global_regs_live, allocate_reg_life_data,
12845 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
12846 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
12847 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
12848 * fold-const.c (force_fit_type, div_and_round_double,
12849 may_negate_without_overflow_p, int_const_binop, const_binop,
12850 size_binop, size_diffop, fold_convert_const, fold_convert,
12851 invert_tree_comparison, swap_tree_comparison,
12852 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
12853 range_binop, make_range, fold_cond_expr_with_comparison,
12854 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
12855 fold_abs_const, fold_not_const, fold_relational_const, round_up,
12856 round_down): Likewise.
12857 * function.c (find_function_data, assign_stack_temp_for_type,
12858 instantiate_virtual_regs_lossage, aggregate_value_p,
12859 assign_parm_find_entry_rtl, assign_parm_setup_block,
12860 expand_function_start, expand_function_end, keep_stack_depressed,
12861 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
12863 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
12865 * Makefile.in (tree-loop-linear.o): Added.
12866 (OBJS-common): Add tree-loop-linear.o
12867 * common.opt: New flag, ftree-loop-linear.
12868 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
12869 * tree-flow.h: Add prototype for linear_transform_loops.
12870 * tree-optimize.c: Add linear transform after vectorization.
12871 * tree-pass.h: Add struct pass_linear_transform.
12872 * tree-ssa-loop.c: Add pass_linear_transform.
12873 * tree-loop-linear.c: New file.
12874 * lambda-code.c: gcc_assertify.
12875 (gcc_loop_to_lambda_loop): Handle all exit tests.
12876 Handle case where we have (invariant >= induction var).
12877 (find_induction_var_from_exit_cond): Ditto.
12879 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
12881 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
12882 memory tag is call clobbered, so are its aliases.
12883 (group_aliases): When two memory tags being grouped, if one is
12884 call clobbered, so are the other and its aliases.
12885 (add_may_alias): Remove call-clobbering stuff.
12886 (replace_may_alias): Likewise.
12887 (merge_pointed_to_info): Merge pt_global_mem
12889 2004-09-08 Jan Hubicka <jh@suse.cz>
12891 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
12892 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
12893 (cgraph_expand_function): Remove stale cgraph edges of currently
12894 compiled function; fix non-unit-at-a-time code copying function
12895 node for later reuse.
12897 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12899 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
12900 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
12901 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
12902 (vec_gc_free, vec_heap_free): New.
12903 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
12904 (DEF_VEC_P): Add allocator argument. Adjust.
12905 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
12906 (DEF_VEC_O): Add allocator argument. Adjust.
12909 * tree.h (tree): Define a GC'd vector.
12910 * lamba-code.c (lambda_loop): Likewise.
12911 * value-prof.h (histogram_value): Likewise.
12913 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12915 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
12916 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
12917 gen_lowpart_common, gen_highpart, gen_highpart_mode,
12918 subreg_highpart_offset, operand_subword, operand_subword_force,
12919 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
12920 set_mem_alias_set, change_address_1, verify_rtx_sharing,
12921 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
12922 try_split, add_insn_after, add_insn_before, remove_insn,
12923 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
12924 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
12925 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
12926 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
12927 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
12928 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
12929 record_path_before_1, check_path_after_1, check_path_after): Likewise.
12930 * except.c (gen_eh_region, resolve_one_fixup_region,
12931 remove_unreachable_regions, convert_from_eh_region_ranges_1,
12932 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
12933 connect_post_landing_pads, sjlj_emit_function_exit,
12934 remove_exception_handler_label, remove_eh_handler,
12935 reachable_next_level, collect_one_action_chain,
12936 output_function_exception_table): Likewise.
12937 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
12938 optimize_save_area_alloca, allocate_dynamic_stack_space,
12939 probe_stack_range, hard_function_value): Likewise.
12940 * expmed.c (mode_for_extraction, store_bit_field,
12941 store_fixed_bit_field, extract_bit_field, expand_shift,
12942 expand_mult_const, expand_mult, choose_multiplier,
12943 expand_mult_highpart, expand_divmod, emit_store_flag,
12944 do_cmp_and_jump): Likewise.
12945 * expr.c (convert_move, convert_modes, move_by_pieces,
12946 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
12947 move_block_from_reg, gen_group_rtx, emit_group_load,
12948 emit_group_move, emit_group_store, use_reg, use_regs,
12949 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
12950 emit_move_insn, emit_move_insn_1, emit_push_insn,
12951 expand_assignment, store_expr, count_type_elements,
12952 store_constructor, store_field, safe_from_p, expand_var,
12953 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
12955 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12957 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
12958 gcc_assert and gcc_unreachable.
12959 * ddg.c (create_ddg_dependence, add_deps_for_def,
12960 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
12961 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
12962 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
12963 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
12964 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
12965 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
12966 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
12967 dataflow_set_copy, hybrid_search, diagnostic.c,
12968 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
12969 * dojump.c (do_jump): Likewise.
12970 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
12971 compute_dom_fast_query, calculate_dominance_info,
12972 free_dominance_info, get_immediate_dominator,
12973 set_immediate_dominator, get_dominated_by,
12974 redirect_immediate_dominators, nearest_common_dominator,
12975 dominated_by_p, verify_dominators, recount_dominator,
12976 iterate_fix_dominators, add_to_dominance_info,
12977 delete_from_dominance_info): Likewise.
12978 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
12979 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
12980 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
12981 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
12982 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
12983 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
12984 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
12985 output_call_frame_info, output_loc_operands, build_cfa_loc,
12986 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
12987 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
12988 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
12989 splice_child_die, attr_checksum, same_dw_val_p,
12990 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
12991 unmark_dies, value_format, output_loc_list, output_die,
12992 output_pubnames, output_aranges, base_type_die, is_base_type,
12993 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
12994 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
12995 field_byte_offset, add_data_member_location_attribute,
12996 add_const_value_attribute, rtl_for_decl_location,
12997 add_location_or_const_value_attribute, add_byte_size_attribute,
12998 add_bit_offset_attribute, add_bit_size_attribute,
12999 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
13000 decl_start_label, gen_formal_parameter_die,
13001 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
13002 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
13003 force_decl_die, force_type_die, gen_decl_die,
13004 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
13005 dwarf2out_finish): Likewise.
13007 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
13009 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
13010 * builtins.c: Include tree-mudflap.h.
13012 2004-09-08 Uros Bizjak <uros@kss-loka.si>
13014 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
13015 force operand 0.0 into register in XFmode. Also do not force
13016 operand 0.0 into register if !TARGET_CMOVE.
13017 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
13018 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
13019 implement ftst x87 instruction.
13020 (*fp_jcc_7): New insn pattern. Change corresponding split
13021 pattern to handle "general_operand" instead of
13022 "nonimmediate_operand".
13024 2004-09-08 Ben Elliston <bje@au.ibm.com>
13026 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
13028 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
13030 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
13031 generated from standard va_arg expansion.
13032 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
13034 (mf_varname_tree, mf_file_function_line_tree): Add some support
13035 for column numbers if compiled with USE_MAPPED_LOCATION.
13037 2004-09-07 Ziemowit Laski <zlaski@apple.com>
13039 * c-decl.c (groktypename_in_parm_context): Remove function.
13040 * c-tree.h (groktypename_in_parm_context): Remove prototype.
13042 2004-09-07 Ziemowit Laski <zlaski@apple.com>
13044 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
13045 * c-parse.in: Include c-common.h instead of objc-act.h.
13046 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
13047 myparms, myparm): Remove %type declarations.
13048 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
13049 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
13051 (objc_inherit_code, objc_public_flag): Remove.
13052 (typespec_nonreserved_nonattr): Call
13053 objc_get_protocol_qualified_type() instead of get_static_reference()
13054 and get_protocol_reference().
13055 (stmt_nocomp): Call grokparm() on @catch parameter.
13056 (objcdef): Move semantic action to objc_finish_implementation().
13057 (classdef): Move semantic action to objc_start_class_interface(),
13058 objc_continue_interface(), objc_finish_interface(),
13059 objc_start_class_implementation(), objc_continue_implementation(),
13060 objc_start_category_interface() and
13061 objc_start_category_implementation().
13062 (protocoldef): Move semantic actions to objc_start_protocol() and
13063 objc_finish_interface().
13064 (ivar_decl_list): Remove nonterminal.
13065 (visibility_spec): Move semantic actions to objc_set_visibility().
13066 (ivar_decls): Remove assignment to $$.
13067 (ivar_decl): Rephrase in terms of component_decl; call
13068 objc_add_instance_variable().
13069 (ivars, ivar_declarator): Remove nonterminals.
13070 (opt_semi): New nonterminal.
13071 (methodtype): Remove semantic actions.
13072 (methoddef): Move semantic actions to objc_set_method_type(),
13073 objc_start_method_definition() and objc_finish_method_definition().
13074 (methodproto): Move semantic actions to objc_set_method_type() and
13075 objc_add_method_declaration().
13076 (methoddecl): Use objc_typename instead of typename; move semantic
13077 actions to objc_build_method_signature().
13078 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
13079 (optparmlist): Express in terms of optparms and optellipsis.
13080 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
13082 (keyworddecl): Use objc_typename instead of typename.
13083 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
13084 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
13086 2004-09-08 Alan Modra <amodra@bigpond.net.au>
13088 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
13089 (MD_FALLBACK_FRAME_STATE_FOR): Update.
13090 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
13091 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
13092 (MD_FROB_UPDATE_CONTEXT): Remove default.
13093 (uw_update_context_1): Instead #ifdef invocation.
13094 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
13095 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
13096 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
13097 (MD_UNWIND_SUPPORT): Undefine this instead.
13098 * config/i386/gnu.h: Likewise.
13099 * config/alpha/linux-unwind.h: New file, macro converted to
13100 function, extracted from..
13101 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
13102 (MD_UNWIND_SUPPORT): Define.
13103 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
13104 * config/i386/linux-unwind.h, config/i386/linux.h,
13105 config/i386/linux64.h: Likewise.
13106 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
13107 MD_HANDLE_UNWABI too.
13108 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
13109 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
13110 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
13111 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
13112 * config/sparc/linux-unwind.h, config/sparc/linux.h,
13113 config/sparc/linux64.h: Likewise.
13114 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
13115 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
13116 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
13117 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
13118 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
13120 2004-09-07 Jan Hubicka <jh@suse.cz>
13122 * cse.c (fold_rtx): Avoid building of
13123 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
13125 * tree-ssa-pre.c (grand_bitmap_obstack): New.
13126 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
13127 (init_pre): Initialize obstack.
13128 (fini_pre): Free obstack.
13130 2004-09-07 David Daney <ddaney@avtrex.com>
13132 * config.gcc: Added support for --with-divide=[breaks|traps] for
13134 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
13135 (TARGET_DIVIDE_TRAPS): New macro.
13136 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
13137 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
13138 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
13139 GENERATE_DIVIDE_TRAPS.
13140 (mips_output_division): Emit conditional trap if
13141 GENERATE_DIVIDE_TRAPS is set.
13142 * doc/install.texi: Document --with-divide.
13143 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
13145 2004-09-07 Caroline Tice <ctice@apple.com>
13147 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
13148 EDGE_CROSSING, to flags test case.
13150 2004-09-07 Jan Hubicka <jh@suse.cz>
13152 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
13155 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13157 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
13158 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
13159 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
13160 or gcc_unreachable.
13161 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
13162 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
13163 alloc_aux_for_edges, free_aux_for_edges): Likewise.
13164 * cfgcleanup.c (try_forward_edges,
13165 merge_blocks_move_predecessor_nojumps,
13166 merge_blocks_move_successor_nojumps): Likewise.
13167 * cfgexpand.c (expand_gimple_cond_expr,
13168 expand_gimple_tailcall): Likewise.
13169 * cfghooks.c (duplicate_block): Likewise.
13170 * cfglayout.c (record_effective_endpoints,
13171 insn_locators_initialize, change_scope, fixup_reorder_chain,
13172 verify_insn_chain, fixup_fallthru_exit_predecessor,
13173 duplicate_insn_chain, cfg_layout_finalize): Likewise.
13174 * cfgloopanal.c (check_irred): Likewise.
13175 * cfgloop.c (superloop_at_depth, flow_loops_free,
13176 flow_loop_entry_edges_find, flow_loops_find,
13177 flow_loop_outside_edge_p, get_loop_body,
13178 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
13179 get_loop_exit_edges, num_loop_branches, cancel_loop,
13180 verify_loop_structure): Likewise.
13181 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
13182 duplicate_loop_to_header_edge, create_preheader,
13183 create_loop_notes): Likewise.
13184 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
13185 edirect_branch_edge, force_nonfallthru_and_redirect,
13186 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
13187 commit_edge_insertions, commit_edge_insertions_watch_calls,
13188 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
13189 cfg_layout_redirect_edge_and_branch_force,
13190 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
13191 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
13192 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
13193 cgraph_varpool_node): Likewise.
13194 * cgraphunit.c (cgraph_finalize_function,
13195 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
13196 cgraph_expand_function, cgraph_remove_unreachable_nodes,
13197 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
13198 cgraph_mark_inline, cgraph_expand_all_functions,
13199 cgraph_build_static_cdtor): Likewise.
13200 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
13201 simplify_logical, distribute_notes, insn_cuid): Likewise.
13202 * conflict.c (conflict_graph_add, print_conflict): Likewise.
13203 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
13204 coverage_checksum_string): Likewise.
13205 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
13206 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
13207 cse_cc_succs, cse_condition_code_reg): Likewise.
13208 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
13209 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
13210 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
13211 cselib_record_set): Likewise.
13213 2004-09-07 Jan Hubicka <jh@suse.cz>
13215 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
13217 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13219 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
13221 (fold_builtin_strpbrk): Likewise.
13222 * expr.c (array_ref_low_bound): Likewise.
13223 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
13224 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
13225 * tree-sra.c (generate_element_zero): Likewise.
13226 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
13227 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
13228 add_old_iv_candidates, add_iv_candidates): Likewise.
13229 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
13231 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13233 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
13234 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
13235 c_expand_expr, boolean_increment, nonnull_check_p,
13236 check_function_arguments_recurse, fold_offsetof_1): Likewise.
13237 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
13238 builtin_define_type_max): Likewise.
13239 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
13240 implicit_decl_warning, builtin_function, build_compound_literal,
13241 complete_array_type, grokdeclarator, get_parm_info,
13242 start_function, store_parm_decls_oldstyle,
13243 c_write_global_declarations): Likewise.
13244 * c-format.c (get_constant, decode_format_attr,
13245 maybe_read_dollar_number, get_flag_spec, check_format_arg,
13246 check_format_types, format_type_warning,
13247 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
13248 init_dynamic_diag_info, handle_format_attribute): Likewise.
13249 * c-gimplify.c (push_context, pop_context, finish_bc_block):
13250 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
13251 * c-objc-common.c (c_tree_printer): Likewise.
13252 * c-pch.c (pch_init): Likewise.
13253 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
13254 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
13255 * c-typeck.c (c_incomplete_type_error, composite_type,
13256 common_pointer_type, common_type, same_translation_unit_p,
13257 tagged_types_tu_compatible_p, finish_init, pop_init_level,
13258 set_designator, set_nonincremental_init_from_string,
13259 process_init_element, c_finish_if_stmt): Likewise.
13260 * caller-save.c (init_caller_save, save_call_clobbered_regs,
13261 insert_restore, insert_save, insert_one_insn): Likewise.
13262 * calls.c (emit_call_1, compute_argument_block_size,
13263 precompute_arguments, expand_call, emit_library_call_value_1,
13264 store_one_arg): Likewise.
13266 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13268 * configure.ac (enable-checking): Add release option. Reorganize
13269 to avoid repetition.
13270 * configure: Rebuilt.
13271 * doc/install.texi (enable-checking): Amend documentation.
13273 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
13276 * Makefile.in (specs.ready): Depend on cc1$(exeext).
13278 2004-09-06 James E Wilson <wilson@specifixinc.com>
13280 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
13281 movdf_hardfloat_32bit): Split fG into two alternatives.
13282 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
13284 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
13286 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
13288 * final.c (output_in_slot): Delete.
13289 (final_scan_insn): Revert 2004-09-03 change.
13290 (output_asm_insn): Likewise.
13291 * config/sparc/sparc.c (output_return): Likewise.
13292 (output_sibcall): Likewise.
13294 2004-09-06 Jan Hubicka <jh@suse.cz>
13296 * loop.c (loop_dump_aux): Do not print RTL when not available.
13297 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
13298 frontend specific type nodes.
13299 (produce_memory_decl_rtl): Break out from ...
13300 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
13301 (get_computation_at): Avoid random tree sharing.
13302 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
13304 2004-09-06 Zack Weinberg <zack@codesourcery.com>
13306 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
13307 unnecessary commands.
13309 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
13311 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
13312 (bitmap.o): Likewise.
13314 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
13316 Unify the management of RTL and tree-level dump files.
13318 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
13319 Don't print function name to the dump file, the pass manager
13320 would do this for us. Add code from the top of
13321 rest_of_compilation, up to the initial RTL dump.
13322 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
13323 close the DFI_sibling dump file.
13324 (rest_of_compilation): Don't do that here. Remove code up to the
13326 (init_optimization_passes): Remove.
13327 (pass_rest_of_compilation): Change pass name to NULL.
13328 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
13329 Do not call init_optimization_passes.
13330 * toplev.h (init_optimization_passes): Remove.
13332 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13333 finish_graph_dump_file): Remove SUFFIX parameter.
13334 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
13335 finish_graph_dump_file): Likewise.
13337 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
13338 * cfgexpand.c (pass_expand): Adjust.
13339 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
13340 * passes.c (pass_rest_of_compilation): Adjust.
13341 * predict.c (pass_profile): Adjust.
13342 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
13343 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
13344 pass_split_crit_edges, pass_warn_function_return): Adjust.
13345 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
13346 * tree-dfa.c (pass_referenced_vars): Adjust.
13347 * tree-eh.c (pass_lower_eh): Adjust.
13348 * tree-if-conv.c (pass_build_ssa): Adjust.
13349 * tree-into-ssa.c (pass_build_ssa): Adjust.
13350 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
13351 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
13352 * tree-nrv.c (pass_nrv): Adjust.
13353 * tree-optimize.c (pass_gimple, pass_all_optimizations,
13354 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
13355 pass_init_datastructures): Adjust.
13356 * tree-outof-ssa.c (pass_del_ssa): Adjust.
13357 * tree-profile.c (pass_tree_profile): Adjust.
13358 * tree-sra.c (pass_sra): Adjust.
13359 * tree-ssa-alias.c (pass_may_alias): Adjust.
13360 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
13361 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
13362 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
13363 * tree-ssa-dom.c (pass_dominator): Adjust.
13364 * tree-ssa-dse.c (pass_dse): Adjust.
13365 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
13366 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
13367 * tree-ssa-loop-ch.c (pass_ch): Adjust.
13368 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
13369 pass_loop_done, pass_complete_unroll, pass_iv_canon,
13370 pass_iv_optimize, pass_vectorize): Adjust.
13371 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
13372 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
13373 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
13374 pass_late_warn_uninnitialized): Adjust.
13375 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
13377 * Makefile.in (tree-dump.o): Add new dependencies.
13378 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
13379 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
13381 * toplev.c (dump_file_name): New.
13382 * tree-dump.c (dump_enable_all): Add LETTER parameter.
13383 (struct dump_file_info): Add NUM and LETTER fields.
13384 (dump_files): Adjust and add RTL dump files.
13385 (dump_register): Add NUM and LETTER fields.
13386 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
13387 (dump_begin): Use get_dump_file_name.
13388 (dump_switch_p_1): Adjust call to dump_enable_all.
13389 * tree-dump.h (dump_register): Adjust prototype.
13390 * tree-optimize.c (register_one_dump_file): Take dump file index.
13391 Support flags for RTL dumps.
13392 (register_dump_files): Fill in NUM field of struct dump_file_info.
13393 Track properties both when the gate is executed and when it is not.
13394 (execute_todo): Dump RTL. Add PROPERTIES parameter.
13395 (execute_one_pass): Pass properties to execute_todo. Handle VCG
13397 * tree-pass.h (dump_file_name): New.
13398 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
13401 * Makefile.in (passes.o): Add new dependencies.
13402 * passes.c (struct dump_file_info, enum dump_file_index,
13403 dump_file_tbl, init_optimization_passes): Remove.
13404 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
13405 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
13407 (finish_optimization_passes): Update finish_graph_dump_file loop.
13408 (enable_rtl_dump_file): Remove.
13409 * tree-dump.c (dump_files): Adjust and add RTL dump files.
13410 (enable_rtl_dump_file): Add here.
13411 * tree.h (enum tree_dump_index): Add RTL dump file indices.
13412 * doc/invoke.texi (Debugging options): Document new RTL debugging
13415 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
13417 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
13418 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
13419 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
13420 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
13421 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
13422 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
13423 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
13424 vec.h: Fix comment formatting.
13426 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
13428 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
13429 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
13430 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
13431 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
13432 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
13433 tree-ssa-loop-niter.c, tree-ssa-operands.c,
13434 tree-ssa-operands.h, tree-ssa-propagate.c,
13435 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
13436 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
13438 2004-09-05 Diego Novillo <dnovillo@redhat.com>
13440 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
13441 vectorizer is enabled.
13443 2004-09-05 Andreas Jaeger <aj@suse.de>
13445 * tree-if-conv.c: Spell check comments and clean up whitespace.
13447 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13449 * tree-ssa-loop-ivopts.c: New file.
13450 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
13451 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
13452 target_pres_cost, target_spill_cost): Declare.
13453 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
13454 spill_cost): Renamed to ...
13455 (target_avail_regs, target_res_regs, target_small_cost,
13456 target_pres_cost, target_spill_cost): ... and exported.
13457 (init_set_costs, global_cost_for_size): Work with renamed variables.
13458 * common.opt (flag_ivopts): New flag.
13459 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
13461 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
13462 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
13463 generating SSA form.
13464 (force_gimple_operand): New function.
13465 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
13466 * tree-cfg.c (stmt_bsi): New function.
13467 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
13468 PARAM_IV_MAX_CONSIDERED_USES): New.
13469 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
13470 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
13471 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
13472 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
13473 * tree-nested.c (build_addr): Export.
13474 * tree-optimize.c (init_tree_optimization_passes): Add
13476 * tree-pass.h (pass_iv_optimize): Declare.
13477 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
13479 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
13480 as a phi node argument.
13481 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
13482 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
13484 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
13485 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
13486 pass_iv_optimize): New pass.
13487 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
13488 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
13489 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
13490 * tree.h (REF_ORIGINAL): New macro.
13491 (build_int_cst_type, unsigned_type_for, zero_p,
13492 cst_and_fits_in_hwi, build_addr): Declare.
13493 * doc/invoke.texi (-fivopts): Document.
13494 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
13495 PARAM_IV_MAX_CONSIDERED_USES): Document.
13496 * doc/passes.texi: Document induction variable optimizations pass.
13498 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13500 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
13501 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
13502 * c-common.c (c_common_attribute_table): Accept parameters to
13503 sentinel attribute.
13504 (check_function_sentinel, handle_sentinel_attribute): Likewise.
13505 * doc/extend.texi: Update accordingly.
13507 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13509 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
13511 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
13513 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
13515 (c_common_attribute_table): Add `sentinel' attribute.
13516 (check_function_arguments): Handle `sentinel' attribute.
13517 * doc/extend.texi: Document `sentinel' attribute.
13519 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
13521 * configure: Regenerated.
13523 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13525 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
13527 * tree.c (save_expr): No longer TREE_READONLY.
13529 2004-09-04 Jan Hubicka <jh@suse.cz>
13531 * passes.c (rest_of_clean_state): Fix merge conflict made during
13532 commiting the patch.
13534 2004-09-04 Jan Hubicka <jh@suse.cz>
13536 * passes.c (rest_of_clean_state): Decompose the instruction stream.
13538 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
13540 * doc/md.texi (shift patterns): New anchor. Add reference to
13541 TARGET_SHIFT_TRUNCATION_MASK.
13542 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
13543 * target.h (shift_truncation_mask): New target hook.
13544 * targhook.h (default_shift_truncation_mask): Declare.
13545 * targhook.c (default_shift_truncation_mask): Define.
13546 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
13547 (TARGET_INITIALIZER): Include it.
13548 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
13549 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
13550 reject all out-of-range values. Fix sign-extension code for modes
13551 whose width is smaller than HOST_BITS_PER_WIDE_INT.
13552 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
13553 (expand_superword_shift, expand_subword_shift): Likewise.
13554 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
13555 (expand_binop): Use them to implement double-word shifts.
13556 * config/arm/arm.c (arm_shift_truncation_mask): New function.
13557 (TARGET_SHIFT_TRUNCATION_MASK): Define.
13559 2004-09-04 Jan Hubicka <jh@suse.cz>
13561 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
13562 (mix): New macro copied from hashtab.c
13563 (iterative_hash_hashval_t, iterative_hash_pointer,
13564 iterative_hash_host_wide_int): New functions based on hashtab.c
13567 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
13569 * config/mips/mips.md (mask): New mode attribute.
13570 (zero_extendsidi2): Add memory alternative.
13571 (*zero_extendsidi2_mem): Delete.
13572 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
13573 memory_operand in the TARGET_MIPS16 check.
13574 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
13575 Redefine using :GPR and :SHORT.
13576 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
13578 2004-09-04 Uros Bizjak <uros@kss-loka.si>
13580 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
13582 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
13583 expand_builtin_mathfn.
13584 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
13585 btrunc?f patterns for btrunc_optab. Implement rint_optab using
13587 * optabs.c (init_optabs): Initialize rint_optab.
13588 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
13590 (btrunc_optab): Rename macro from trunc_optab.
13591 (rint_optab): Define corresponding macro.
13593 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
13594 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
13596 * config/i386/i386-protos.h (emit_i387_cw_initialization):
13597 Change prototype. Add new int parameter.
13598 * config/i386/i386.c (emit_i387_cw_initialization):
13599 Handle new rounding modes.
13601 * config/i386/i386.h (enum fp_cw_mode): Delete.
13602 (MODE_NEEDED): Handle new rounding modes.
13603 (EMIT_MODE_SET): Change condition to handle new rounding modes.
13605 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
13606 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
13607 represent different rounding modes of frndint insn.
13608 (type): Add frndint type.
13609 (i387, length, memory): Handle this type.
13610 (i387_cw): New attribute definition.
13611 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
13612 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
13613 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
13614 Add "i387_cw" attribute defined to "trunc".
13615 (x86_fnstcw_1): Remove comment.
13616 (*frndintxf2): Rename insn definition to frndintxf2. Move
13617 insn definition near rint?f2 expanders.
13618 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
13619 rintf and rintl built-ins as inline x87 intrinsics.
13620 (frndintxf2_floor): New pattern to implement floor rounding
13621 mode with frndint x87 instruction.
13622 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
13623 floorf and floorl built-ins as inline x87 intrinsics.
13624 (frndintxf2_ceil): New pattern to implement ceil rounding
13625 mode with frndint x87 instruction.
13626 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
13627 ceilf and ceill built-ins as inline x87 intrinsics.
13628 (frndintxf2_trunc): New pattern to implement trunc rounding
13629 mode with frndint x87 instruction.
13630 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
13631 truncf and truncl built-ins as inline x87 intrinsics.
13632 (frndintxf2_mask_pm): New pattern to implement rounding
13633 mode with exceptions with frndint x87 instruction.
13634 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
13635 implement nearbyint, nearbyintf and nearbyintl built-ins as
13636 inline x87 intrinsics.
13638 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
13640 * config/mips/mips.md (SHORT): New mode macro.
13641 (size): New mode attribute.
13642 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
13643 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
13644 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
13646 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
13647 *extend[qh]isi2_hw patterns and extending them to di.
13648 (extendqihi2): Implement as define_insn_and_split that produces
13649 extendqisi2 after reload.
13651 2004-09-03 Devang Patel <dpatel@apple.com>
13653 * Makefile.in (OBJS-common): Add tree-if-conv.o
13654 (tree-if-conv.o): New rule.
13655 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
13656 (get_loop_body_in_bfs_order): New.
13657 * cfgloop.h (get_loop_body_in_bfs_order): New.
13658 * tree-flow.h (enum move_pos): Move here from ..
13659 * tree-ssa-loop-im.c (enum move_pos): here.
13660 (movement_possibility): Make externally visible.
13661 * tree-optimize.c (init_tree_optimization_passes): New entry for
13662 if conversion pass.
13663 * tree-pass.h (pass_if_conversion): New.
13664 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
13665 * tree-if-conv.c: New file.
13666 * doc/passes.texi: Document tree if-conversion pass.
13667 * doc/tree-ssa.texi: Same.
13669 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
13672 Makefile.in (LIB2ADDEHSTATIC): New.
13673 (LIB2ADDEHSHARED): New.
13675 (LIBUNWINDDEP): New.
13676 (SHLIBUNWIND_LINK): New.
13677 (SHLIBUNWIND_INSTALL): New.
13678 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
13679 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
13680 (clean): Remove libunwind*
13681 (stage1-start): Remove and copy stage1/libunwind*.
13682 (stage2-start): Remove and copy stage2/libunwind*.
13683 (stage3-start): Remove and copy stage3/libunwind*.
13684 (stage4-start): Remove and copy stage4/libunwind*.
13685 (stageprofile-start): Remove and copy stageprofile/libunwind*.
13686 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
13688 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
13689 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
13690 tmake_file if --with-system-libunwind isn't used.
13692 * config/ia64/t-glibc-libunwind: New file.
13693 * config/t-libunwind-elf: Likewise.
13694 * unwind-compat.c: Likewise.
13695 * unwind-compat.h: Likewise.
13696 * unwind-dw2-fde-compat.c: Likewise.
13698 * config/ia64/t-glibc (LIB2ADDEH): Updated.
13699 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
13701 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
13703 * unwind-dw2-fde-glibc.c: Likewise.
13704 * unwind-dw2.c: Likewise.
13706 * config/t-libunwind (LIB2ADDEH): Updated.
13707 (LIB2ADDEHSTATIC): New.
13708 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
13709 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
13711 * configure.ac: Change --enable-libunwind-exceptions to
13712 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
13713 * configure: Regenerated.
13714 * config.in: Updated.
13716 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
13717 above and mention --with-system-libunwind.
13718 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
13719 removed in gcc 3.4.3 and later.
13721 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
13722 USE_LIBUNWIND_EXCEPTIONS is defined.
13724 * mklibgcc.in: Support libunwind.
13726 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
13728 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
13731 2004-09-03 Richard Henderson <rth@redhat.com>
13734 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
13735 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
13736 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
13737 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
13738 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
13739 resize_stack_vars_conflict, add_stack_var_conflict,
13740 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
13741 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
13742 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
13743 expand_one_static_var, expand_one_hard_reg_var,
13744 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
13745 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
13746 (expand_used_vars): Rewrite.
13747 * Makefile.in (cfgexpand.o): Update dependencies.
13749 2004-09-04 Jan Hubicka <jh@suse.cz>
13751 * cfg.c (free_edge): Use ggc_free.
13752 (expunge_block): Use ggc_free.
13753 * passes.c (rest_of_clean_state): Free after compilation.
13754 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
13755 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
13757 2004-09-03 James E Wilson <wilson@specifixinc.com>
13759 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
13760 DECL_EXTERNAL check.
13762 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13764 * final.c (output_in_slot): New global variable.
13765 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
13766 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
13767 'output_in_slot' before invoking output_asm_insn.
13768 (output_asm_insn): Add a space after the tab if 'output_in_slot'
13770 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
13772 (output_sibcall): Likewise.
13774 2004-09-03 Jan Hubicka <jh@suse.cz>
13776 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
13777 * tree-ssanames (init_ssanames): Likewise.
13779 2004-09-03 Ziemowit Laski <zlaski@apple.com>
13781 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
13782 objc_declare_protocols, objc_start_protocol,
13783 objc_start_class_interface, objc_start_category_interface,
13784 objc_continue_interface, objc_finish_interface,
13785 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
13786 objc_start_class_implementation, objc_start_category_implementation,
13787 objc_continue_implementation, objc_finish_implementation,
13788 objc_add_method_declaration, objc_start_method_definition,
13789 objc_finish_method_definition, objc_build_keyword_decl,
13790 objc_build_method_signature, objc_build_encode_expr,
13791 objc_build_protocol_expr, objc_build_selector_expr,
13792 objc_build_message_expr, objc_build_string_object,
13793 objc_get_class_reference, objc_get_protocol_qualified_type,
13794 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
13796 2004-09-03 James E Wilson <wilson@specifixinc.com>
13798 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
13800 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
13801 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
13802 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
13803 (mips_recip1_<fmt>): Use frdiv1 type.
13804 (mips_recip2_<fmt>): Use frdiv2 type.
13805 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
13806 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
13808 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
13810 2004-09-03 Daniel Jacobowitz <dan@debian.org>
13812 * reload.c (find_reloads): Swap operand_loc pointers for
13813 find_dummy_reload if we have swapped two operands.
13815 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
13817 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
13818 to get the tablejump-insn before the jump-table label.
13820 2004-09-03 Ziemowit Laski <zlaski@apple.com>
13822 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
13823 objc_declare_protocols, objc_build_message_expr,
13824 objc_finish_message_expr, objc_build_selector_expr,
13825 objc_build_protocol_expr, objc_build_encode_expr,
13826 objc_build_string_object, objc_get_protocol_qualified_type,
13827 objc_get_class_reference, objc_get_class_ivars,
13828 objc_start_class_interface, objc_start_category_interface,
13829 objc_start_protocol, objc_continue_interface, objc_finish_interface,
13830 objc_start_class_implementation, objc_start_category_implementation,
13831 objc_continue_implementation, objc_finish_implementation,
13832 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
13833 objc_add_method_declaration, objc_start_method_definition,
13834 objc_finish_method_definition, objc_add_instance_variable,
13835 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
13836 objc_finish_try_stmt, objc_begin_catch_clause,
13837 objc_finish_catch_clause, objc_build_finally_clause,
13838 objc_build_synchronized, objc_static_init_needed_p,
13839 objc_generate_static_init_call): New prototypes.
13841 2004-09-03 Steve Ellcey <sje@cup.hp.com>
13843 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
13845 (ia64_function_value): Ditto.
13847 2004-09-03 Jan Beulich <jbeulich@novell.com>
13849 * config.gcc: Resurrect NetWare as a target. Handle special case of
13850 Novell linker to be used (specified through --with-ld=) and threading
13851 model of either Posix (default) or NKS.
13852 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
13853 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
13854 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
13855 * config/i386/netware.c, config/i386/netware.h: New.
13856 * config/i386/nwld.c, config/i386/nwld.h: New.
13857 * config/i386/netware-crt0.c: New.
13858 * config/i386/netware-libgcc.c: New.
13859 * config/i386/netware-libgcc.def: New.
13860 * config/i386/netware-libgcc.exp: New.
13861 * config/i386/t-netware, config/i386/t-nwld: New.
13863 * doc/install.texi: Document NKS threading model.
13865 2004-09-03 Jan Beulich <jbeulich@novell.com>
13868 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
13869 * tree.h (initial_max_fld_align): Declare
13870 * stor-layout.c (initial_max_fld_align): Define and initialize.
13871 (maximum_field_alignment): Initialize to the same value.
13872 * common.opt: Add -fpack-struct= variant of switch.
13873 * opts.c: Handle -fpack-struct= variant of switch.
13874 * c-pragma.c: Change #pragma pack() handling so that it becomes
13875 compatible to other compilers: accept individual 'push' argument,
13876 make final pop restore (command line) default, correct interaction
13877 of push/pop and sole specification of a new alignment (so that the
13878 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
13879 to #pragma pack(push, <n>).
13880 * doc/extend.texi: New node "Structure-Packing Pragmas" under
13881 "Pragmas", describing #pragma pack.
13882 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
13883 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
13884 Document new TARGET_DEFAULT_PACK_STRUCT.
13886 2004-09-03 Devang Patel <dpatel@apple.com>
13888 * dwarf2out.c (gen_field_die). Equate decl number to die.
13890 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
13893 * global.c (modify_reg_pav): New function.
13894 (make_accurate_live_analysis): Call the new function. Move pavin
13895 modification by earlyclobber set into the new function.
13897 2004-09-03 Andreas Schwab <schwab@suse.de>
13899 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
13900 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
13903 2004-09-02 Jan Beulich <jbeulich@novell.com>
13905 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
13906 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
13907 not unwind code specific ones.
13908 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
13909 Remove unwind code specific dependencies.
13910 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
13911 Remove gbl-ctors.h.
13912 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
13913 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
13914 * tsystem.h: Declare memcpy and memset when inhibit_libc.
13916 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
13918 * combine.c (try_combine): Delay modifying of insns which cannot
13921 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
13923 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
13925 * gcc/tree-ssa-loop.c: Ditto
13926 * gcc/tree-ssa-loop-ivcanon.c: Ditto
13927 * gcc/doc/invoke.texi: Ditto.
13929 2004-09-02 Ziemowit Laski <zlaski@apple.com>
13931 * c-decl.c (store_parm_decls_newstyle): Make static.
13932 (store_parm_decls_from): New function.
13933 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
13934 (store_parm_decls_from): New prototype.
13936 2004-09-02 David Edelsohn <edelsohn@gnu.org>
13938 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
13939 HImode with STRICT_ALIGNMENT.
13941 2004-09-02 Mark Mitchell <mark@codesourcery.com>
13943 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
13944 (TARGET_OS_CPP_BUILTINS): Likewise.
13945 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
13946 TARGET_BPABI_CPP_BUILTINS.
13948 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
13950 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
13952 2004-09-02 Eric Christopher <echristo@redhat.com>
13954 * builtins.c (expand_builtin_cabs): Delete.
13955 (expand_builtin): If unable to fold the values do a normal
13956 library call for builtin_cab*.
13957 (fold_builtin_cabs): Depend on optimize and optimize_size.
13958 * optabs.c (expand_cmplxdiv_straight): Delete.
13959 (expand_cmplxdiv_wide): Ditto.
13960 (expand_vector_binop): Ditto.
13961 (expand_vector_unop): Ditto.
13962 (expand_complex_abs): Delete.
13963 (expand_binop): Remove calls to above functions.
13964 Remove open coding of complex arithmetic.
13965 (expand_unop): Ditto.
13966 * optabs.h: Remove prototypes.
13968 2004-09-02 Ziemowit Laski <zlaski@apple.com>
13970 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
13971 * c-tree.h (store_parm_decls_newstyle): New prototype.
13973 2004-09-02 Geoffrey Keating <geoffk@apple.com>
13975 * config/rs6000/rs6000.c (expand_block_clear): Use vector
13976 instructions if available.
13977 (expand_block_move): Likewise.
13979 2004-09-03 Jan Hubicka <jh@suse.cz>
13981 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
13983 2004-09-02 Mark Mitchell <mark@codesourcery.com>
13985 * config/arm/symbian.h (LIB_SPEC): Define to empty.
13986 * config/arm/t-symbian (SHLIB_LC): Likewise.
13988 2004-09-02 Paul Brook <paul@codesourcery.com>
13990 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
13992 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
13994 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
13995 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
13996 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
13997 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
13998 (mips_issue_rate): Remove unreachable abort.
13999 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14000 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
14001 (mips_block_move_straight, print_operand_address, mips_file_start)
14002 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
14003 (mips_output_conditional_branch, mips_expand_builtin_direct)
14004 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
14005 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
14008 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14010 * config/mips/mips.md (*lea_high64): Change split condition to
14011 flow2_completed. Add a peephole2 to generate a more parallel version.
14013 2004-09-02 Jan Hubicka <jh@suse.cz>
14015 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
14018 * ggc-page.c: include tree-flow.h.
14019 (extra_order_size_table): Add stmt_ann_d.
14020 (STAT_LABEL): Rename from ....
14021 (LABEL): ... this one.
14022 * Makefile.in (ggc-page.o): Add dependency.
14024 * ggc-common.c (ggc_force_collect): New global variable.
14025 (loc_description): Add fields "freed", "collected"
14026 (ptr_hash): New static hash
14027 (ptr_hash_entry): New structure.
14028 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
14029 (ggc_record_overhead): Take ptr argument, record it
14030 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
14031 (cmp_statistics): Imrove sorting.
14032 (dump_ggc_loc_statistics): Output newly collected statistics
14033 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
14034 (ggc_free): Call ggc_free_overhead.
14035 (ggc_collect): Force collection when asked to be forced.
14036 (ggc_collect): Call ggc_prune_overhead_list.
14037 * ggc.h (ggc_force_collect): Declare
14038 (ggc_record_overhead): Update prototype.
14039 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
14041 2004-09-02 James E Wilson <wilson@specifixinc.com>
14043 * common.opt (ftrapping-math): Default to on.
14045 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
14047 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
14049 2004-09-02 Denis Chertykov <denisc@overta.ru>
14052 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
14054 (*movmemqi_insn): Likewise.
14055 (*movmemhi): Likewise.
14056 (clrmemhi): Likewise.
14057 (*clrmemqi): Likewise.
14058 (*clrmemhi): Likewise.
14060 2004-09-02 Paul Brook <paul@codesourcery.com>
14062 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
14063 default_use_cxa_atexit=yes.
14065 2004-09-02 Alan Modra <amodra@bigpond.net.au>
14067 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
14068 (struct kernel_old_ucontext): Delete.
14069 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
14070 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
14073 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14075 * toplev.c (process_options): Fix typo.
14077 2004-09-01 Richard Henderson <rth@redhat.com>
14079 PR middle-end/17258
14080 * calls.c (initialize_argument_information): Tighten pass-through
14081 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
14082 Use build_fold_addr_expr.
14083 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
14084 that assumes ADDR_EXPR allocates stack space.
14085 * fold-const.c (build_fold_addr_expr_with_type): Look through
14088 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
14090 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
14091 * ggc.h (ggc_alloc_rtx): Delete.
14093 2004-09-01 Roger Sayle <roger@eyesopen.com>
14095 * expmed.c (enum alg_code): Remove long unused enumeration values.
14096 (struct mult_cost): New structure to hold the "score" of a synthetic
14097 multiply sequence, including both a rtx_cost and a latency field.
14098 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
14099 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
14100 (struct algorithm): Change type of cost field to be mult_cost.
14101 (synth_mult): Change type of cost_limit argument to be a
14102 pointer to a mult_cost. Update all cost comparisons to use the
14103 new mult_cost infrastructure. For alg_add_factor and
14104 alg_sub_factor operations, latency is lower than the rtx_cost.
14105 (choose_mult_variant): Update calls to synth_mult. Perform
14106 cost comparisons using the new mult_cost infrastructure.
14107 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
14108 to optain the total rtx_cost of a synth_mult "algorithm".
14110 2004-09-01 David Edelsohn <edelsohn@gnu.org>
14112 * config/rs6000/power4.md: Increase store latency to 12.
14113 * config/rs6000/power5.md: Same.
14115 2004-09-01 James E Wilson <wilson@specifixinc.com>
14118 * config/avr/avr.c (avr_unique_section): Delete prototype and
14120 (TARGET_ASM_UNIQUE_SECTION): Delete.
14122 2004-09-01 Ziemowit Laski <zlaski@apple.com>
14124 * c-parse.in (primary): Call objc_build_message_expr(),
14125 objc_build_selector_expr(), objc_build_protocol_expr(),
14126 objc_build_encode_expr() and objc_build_string_object() instead of
14127 build_message_expr(), build_selector_expr(), build_protocol_expr(),
14128 build_encode_expr() and build_objc_string_object(), respectively.
14129 (component_decl_list2): Call objc_get_class_ivars() instead of
14130 get_class_ivars_from_name().
14131 (keyworddecl): Call objc_build_keyword_decl() instead of
14132 build_keyword_decl().
14133 (receiver): Call objc_get_class_reference() instead of
14134 get_class_reference().
14135 (reswords): Add blank line before @@ifobjc section, for clarity.
14137 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
14139 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
14142 2004-09-01 Wu Yongwei <adah@sh163.net>
14143 Danny Smith <dannysmith@users.sourceforge.net>
14145 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
14146 not Windows 'DWORD'.
14147 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
14148 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
14149 (__gthr_win32_recursive_mutex_init_function): Add prototype for
14150 __GTHREAD_HIDE_WIN32API case..
14151 (__gthr_win32_recursive_mutex_lock): Likewise.
14152 (__gthr_win32_recursive_mutex_trylock): Likewise.
14153 (__gthr_win32_recursive_mutex_unlock): Likewise.
14154 (__gthread_recursive_mutex_init_function); Add definition for
14155 __GTHREAD_HIDE_WIN32API case.
14156 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
14157 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
14158 call to InterlockedDecrement.
14160 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14162 * tree-tailcall.c (find_tail_calls): Also fail is statement has
14165 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
14167 * doc/c-tree.texi: Document new operands for ARRAY_REF and
14170 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14172 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
14173 * common.opt (fspeculative-prefetching): New.
14174 * flags.h (flag_speculative_prefetching_set): Declare.
14175 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
14177 * opts.c (flag_sepculative_prefetching_set): New variable.
14178 (common_handle_option): Handle -fspeculative-prefetching.
14179 * passes.c (rest_of_compilation): Ditto.
14180 * profile.c (instrument_values, compute_value_histograms, branch_prob):
14181 Use vectors instead of arrays.
14182 * toplev.c (process_options): Handle -fspeculative-prefetching.
14183 * rtl-profile.c: Include ggc.h.
14184 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
14185 rtl_gen_one_value_profiler_no_edge_manipulation,
14186 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
14188 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
14189 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
14191 * value-prof.c: Include ggc.h.
14192 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
14194 (insn_prefetch_values_to_profile, find_mem_reference_1,
14195 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
14196 speculative_prefetching_transform): New.
14197 (value_profile_transformations): Call speculative_prefetching_transform.
14198 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
14199 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
14200 tree_find_values_to_profile, find_values to profile): Use vectors
14202 (free_profiled_values): Removed.
14203 * value-prof.h (struct histogram_value): Renamed to
14204 struct histogram_value_t.
14205 (histogram_value, histogram_values): New types.
14206 (find_values_to_profile): Declaration changed.
14207 (free_profiled_values): Removed.
14208 (struct profile_hooks): Type of argument of the hooks changed to
14210 * doc/invoke.texi (-fspeculative-prefetching): Document.
14212 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14214 PR rtl-optimization/16408
14215 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
14217 2004-09-01 Richard Henderson <rth@redhat.com>
14219 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
14220 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
14222 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14224 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
14226 2004-09-01 Mike Stump <mrs@apple.com>
14228 * config/darwin.c (machopic_symbol_defined_p): In addition to
14229 being SYMBOL_REF_LOCAL_P, a symbol must also be
14230 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
14231 defined in this output file, or translation unit in the case
14232 of IMA not being used.
14233 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
14234 never need .indirect_symbol when indirecting.
14236 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14238 * Makefile.in (bb-reorder.o): Add several dependencies.
14240 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14242 * fold-const.c (operand_equal_p): Require equal sign also for
14243 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
14245 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14247 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
14248 for use in configargs.h. Put the cname in a separate variable. Use
14249 that to set target_cpu_default2.
14251 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
14252 Nick Clifton <nickc@redhat.com>
14254 * config/sh/sh.md ("length"): Increase branch length when
14255 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
14256 constant, 2 byte for aligning the constant.
14258 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14260 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
14262 (arm7tdmi-s): New CPU name.
14263 * arm/arm.c (ARM_CORE): Update for new format.
14264 * arm/arm.h (ARM_CORE): Likewise.
14265 * arm/gentune.sh: Update for extra field.
14266 * config.gcc: Likewise.
14267 * arm/arm-tune.md: Regenerate.
14268 * doc/invoke.texi: Document the real processor names for ARM cpus.
14270 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14272 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
14273 (floatdidf): New functions.
14274 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
14275 (floatdisf): New functions.
14276 * t-arm-elf: Use them.
14278 2004-09-01 Ziemowit Laski <zlaski@apple.com>
14280 * c-common.h (lookup_interface): Remove prototype.
14281 (is_class_name): Rename to objc_is_class_name.
14282 (lookup_objc_ivar): Rename to objc_lookup_ivar.
14283 (get_current_scope): Rename to objc_get_current_scope.
14284 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
14285 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
14286 (yylexname): Call objc_is_class_name() instead of is_class_name().
14287 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
14288 instead of lookup_objc_ivar().
14289 * stub-objc.c (lookup_interface): Remove stub.
14290 (is_class_name): Rename to objc_is_class_name.
14291 (lookup_objc_ivar): Rename to objc_lookup_ivar.
14293 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14295 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
14296 * config/arm/lib1funcs.asm: Do not include supplemental .S files
14297 when compiling for Symbian.
14298 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
14299 (TARGET_OS_CPP_BUILTINS): Likewise.
14300 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
14302 2004-08-31 Stan Shebs <shebs@apple.com>
14304 * toplev.c (process_options): Ensure debug_hooks is initialized.
14306 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14308 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
14309 * target.h (cxx): Add export_class_data.
14310 * config/arm/arm.c (arm_cxx_export_class_data): New function.
14311 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
14312 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
14314 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
14316 * config/sh/sh.c (output_branch): Check the insn length possibly
14317 in the delayed slot.
14319 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14321 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
14323 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
14325 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
14326 (c_sizeof_of_alignof_type): Likewise.
14327 * expr.c (array_ref_element_size): Likewise.
14328 (highest_pow2_factor_for_target): Likewise.
14329 * gimplify.c (canonicalize_addr_expr): Likewise.
14330 (gimplify_compound_lval): Likewise.
14331 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
14332 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14333 * varasm.c (assemble_variable): Likewise.
14334 (output_constant_def_contents): Alignments are unsigned.
14336 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14337 Jeff Law <law@redhat.com>
14339 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
14342 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14344 * hooks.c (hook_bool_void_true): New function.
14345 * hooks.h (hook_bool_void_true): Declare.
14346 * target-def.h (TARGET_CXX): Add
14347 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
14348 * target.h (struct cxx): Add key_method_may_be_inline.
14349 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
14351 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
14352 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
14355 2004-08-31 Denis Chertykov <denisc@overta.ru>
14358 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
14359 frame pointer register only in Pmode while reload in progress.
14361 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
14364 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
14365 because it breaks the 32-bit shift patterns that rely on a match_dup.
14367 2004-08-31 Matt Austern <austern@apple.com>
14369 * config/darwin.c (darwin_make_decl_one_only): Allocate section
14370 names once per compilation, instead of once per symbol.
14372 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
14374 * Makefile.in (build_subdir): New substitution.
14375 (fixinc.sh): Simplify heavily since fixincludes is already built.
14376 (stmp-fixinc): Depend on specs.ready.
14377 (install-mkheaders): Use new location of fixincludes.
14378 (clean): Do not descend into fixinc.
14379 (FORBUILD): Replace with ../$(build_subdir).
14380 * configure.ac (build_subdir): Substitute.
14381 (FORBUILD): Do not set.
14382 (all_outputs): Remove fixinc/Makefile.
14383 (default commands): Do not create links in fixinc.
14384 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
14385 the fixincludes configuration steps and substituting
14386 @FIXINCL@ in fixinc.in.
14387 * fixinc.in: New, from fixinc/fixincl.sh.
14389 * fixinc/*: Removed.
14391 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
14393 * attribs.c (strip_attrs): Remove.
14394 (split_specs_attrs): Move ...
14395 * c-decl.c: ... to here.
14396 * tree.h (split_specs_attrs, strip_attrs): Remove.
14397 * c-tree.h (split_specs_attrs): Declare.
14399 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
14401 * read-rtl.c: Disable RTL checking.
14402 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
14404 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
14406 * config/mips/mips.md (fcond): New code macro and attribute.
14407 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
14408 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
14409 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
14411 2004-08-30 Mark Mitchell <mark@codesourcery.com>
14414 2004-08-29 Mark Mitchell <mark@codesourcery.com>
14415 PR rtl-optimization/16590
14416 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
14418 2004-08-30 Andrew Pinski <apinski@apple.com>
14421 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
14422 * ChangeLog: Fix previous ChangeLog entry.
14425 * config.host (use_long_long_for_widest_fast_int): New, default is
14427 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
14428 * configure.ac: If use_long_long_for_widest_fast_int, then
14429 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
14430 * configure: Regenerate.
14431 * config.in: Regenerate.
14432 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
14433 New: widest integer type supported efficiently in hardware for the
14435 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
14436 HOST_BITS_PER_WIDEST_FAST_INT.
14437 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
14438 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
14439 HOST_WIDEST_FAST_INT
14440 instead of HOST_WIDE_INT.
14441 (HARD_REG_SET_LONGS): Likewise.
14442 (UHOST_BITS_PER_WIDE_INT): Likewise.
14443 Change the checks for the fast cases to be based on
14444 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
14446 2004-08-30 Steven Bosscher <stevenb@suse.de>
14448 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
14451 2004-08-30 Geoffrey Keating <geoffk@apple.com>
14457 * c-decl.c (grokdeclarator): Produce error for 'static' on local
14458 function declaration.
14460 2004-08-30 Richard Henderson <rth@redhat.com>
14462 * expr.c (array_ref_element_size): Force aligned_size back to
14464 (component_ref_field_offset): Similarly for aligned_offset.
14465 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
14466 low-bound, element-size, field-offset fields rather than
14469 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
14471 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
14474 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
14476 * c-tree.h (struct language_function): Add arg_info element.
14477 * c-decl.c (current_function_arg_info): New.
14478 (grokdeclarator, store_parm_decls): Use it instead of
14480 (c_push_function_context, c_pop_function_context): Save and
14483 2004-08-30 Richard Henderson <rth@redhat.com>
14485 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
14486 COMPONENT_REF to pointer arithmetic.
14487 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
14488 constant "c" as a valid constant initializer. Allow narrowing of
14489 differences against the same base object, for any base object.
14491 2004-08-30 Richard Henderson <rth@redhat.com>
14493 * expr.c (expand_expr_addr_expr): New.
14494 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
14496 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
14498 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
14499 (mips_fp_condition): New enum.
14500 (mips_fp_conditions): New array.
14501 (print_fcc_operand): Delete.
14502 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
14503 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
14504 (builtin_description): Add "cond" field.
14505 (DIRECT_BUILTIN): Initialize it.
14506 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
14507 into INSN and CODE. Initialize the "cond" field.
14508 (CMP_BUILTINS): Update accordingly.
14509 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
14510 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
14511 mips_fp_condition as argument. Make it the final operand of the
14512 comparison instruction.
14513 (mips_expand_builtin): Update accordingly.
14514 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
14515 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
14517 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
14518 Don't use the 'Q' operand prefix; just print the operand normally.
14519 (mips_cabs_*, mips_c_*): Delete, replacing with...
14520 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
14521 patterns. Split the 4s versions into 2 ps patterns after reload.
14523 2004-08-30 Richard Henderson <rth@redhat.com>
14525 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
14526 assuming an ADDR_EXPR is non-null.
14528 2004-08-30 Jason Merrill <jason@redhat.com>
14530 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
14532 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
14534 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
14535 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
14536 gcc_assert and gcc_unreachable instead of abort.
14537 * alloc-pool.c (abort, fancy_abort): Remove.
14538 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
14539 gcc_assert or gcc_unreachable.
14540 * attribs.c (init_attributes, decl_attributes): Likewise.
14541 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
14542 mark_bb_for_unlikely_executed_section,
14543 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
14544 fix_crossing_unconditional_branches): Likewise.
14545 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
14546 bitmap_operation): Likewise.
14547 * bt-load.c (insn_sets_btr_p, augment_live_range,
14548 move_btr_def): Likewise.
14549 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
14550 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
14551 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
14552 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
14553 expand_builtin_memcmp, expand_builtin_args_info,
14554 std_gimplify_va_arg_expr, expand_builtin_unop,
14555 expand_builtin_fputs, expand_builtin_profile_func,
14556 expand_builtin_fork_or_exec, fold_builtin_bitop,
14557 fold_builtin_classify, fold_builtin_fputs): Likewise.
14559 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
14561 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
14562 * gcov.c (abort): Remove undef.
14564 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
14565 (struct tree_binfo): Remove primary field.
14567 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
14569 * fixinc/Makefile.in (machname.h): Remove.
14570 (fixincl.x): Do not pass $@ to genfixes.
14571 * fixinc/genfixes: Remove code to produce machname.h.
14572 * fixinc/fixincl.sh: Move it here instead.
14573 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
14574 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
14575 return a bool indicating whether pz_mn_name_pat is NULL.
14576 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
14577 Declare extern C variables for the ENV_TABLE.
14578 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
14579 instead use the result of mn_get_regexps.
14580 * fixinc/fixtests.c: Likewise.
14582 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
14584 * configure.ac: Do not run fixincludes after stage1 during
14585 toplevel bootstrap.
14586 * configure: Regenerate.
14588 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
14590 * sched-deps.c (get_condition): Partially revert previous, by never
14591 trying to extract the condition from a condjump.
14593 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
14595 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
14596 (handle_visibility_attribute, c_determine_visibility): Likewise.
14597 * c-common.h (my_friendly_assert): Remove.
14599 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
14601 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
14602 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
14603 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
14604 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
14605 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
14607 2004-08-30 Diego Novillo <dnovillo@redhat.com>
14609 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
14610 in COMPONENT_REF nodes.
14612 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
14615 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
14616 global_dc->warning_as_error_requested.
14617 * diagnostic.c (diagnostic_initialize): Tidy.
14618 * diagnostic.h (diagnostic_context::x_data): Remove
14619 (diagnostic_context::issue_warnings_are_errors_message): Rename
14620 from warnings_are_errors_message.
14621 (diagnostic_context::warning_as_error_requested): New.
14623 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
14625 * sched-deps.c (get_condition): Fix breakage in previous patch.
14627 2004-08-30 Paul Brook <paul@codesourcery.com>
14629 * doc/install.texi: Fix broken mpfr link.
14631 2004-08-29 David O'Brien <obrien@FreeBSD.org>
14633 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
14634 other FreeBSD platforms.
14636 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
14638 * arm.h (REVERSE_CONDITION): Define.
14639 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
14641 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
14643 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
14644 just the codes, call reversed_comparison_code ().
14645 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
14646 (not_reg_cond): Use reversed_comparison_code.
14647 (and_reg_cond): Likewise.
14648 * ifcvt.c (cond_exec_process_if_block): Likewise.
14649 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
14651 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
14653 * sched-deps.c (get_condition): Rewrite using jump support functions.
14654 Use reversed_comparison_code.
14655 (conditions_mutex_p): Use reversed_comparison_code.
14657 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14659 * config/mips/mips.c (override_options): Disable hot/cold partitioning
14662 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14664 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
14665 (mips_function_type): Move to mips.c.
14666 * config/mips/mips.c (mips_builtin_type): New enum.
14667 (builtin_description): Replace code and ftype with builtin_type
14669 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
14670 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
14671 (CODE_FOR_mips_abs_ps): Define.
14672 (mips_bdesc): Use new macros.
14673 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
14674 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
14675 (mips_expand_builtin_direct): New function.
14676 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
14677 builtin. Replace boolean parameter with builtin_type.
14678 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
14679 (mips_expand_4s_compare_builtin): Delete, replacing with...
14680 (mips_expand_builtin_compare): ...this new function.
14682 2004-08-29 Mark Mitchell <mark@codesourcery.com>
14684 PR rtl-optimization/16590
14685 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
14687 2004-08-29 Diego Novillo <dnovillo@redhat.com>
14689 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
14690 * tree-ssa-propagate.c: Fix documentation.
14692 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14694 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
14695 (mov[sd]fcc): Likewise.
14697 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14699 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
14701 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14703 * config/mips/mips.md (divide_condition): New mode attribute.
14704 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
14705 (sqrt[sd]f3): Redefine using SCALARF.
14706 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
14709 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14711 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
14712 (loadx, storex, fmt, UNITMODE): New mode attributes.
14713 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
14714 (mul[sd]f3): Redefine using :SCALARF.
14715 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
14716 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
14717 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
14718 Check TARGET_FUSED_MADD for V2SF too.
14719 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
14720 were already named.
14721 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
14722 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
14724 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14726 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
14727 V2SF_type_node if it will be needed.
14729 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14731 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
14732 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
14733 (mips_prepare_builtin_target): New function.
14734 (mips_expand_builtin): Use them. Update calls to subroutines.
14735 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
14736 cmp_choice with a boolean argument to select between movt and movf.
14737 Take the comparison's icode as an argument, not the function's fcode.
14738 (mips_expand_compare_builtin): New function. Rename existing function
14739 to mips_expand_scalar_compare_builtin.
14740 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
14741 (mips_expand_ps_compare_builtin): Use the new functions. Take the
14742 comparison's icode as an argument, not the builtin's fcode.
14744 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14746 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
14747 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
14748 registers are false and -1 if all registers are true.
14749 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
14750 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
14751 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
14752 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
14753 (bc1any2t, bc1any2f): Likewise CCV2.
14754 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
14756 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14758 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
14759 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
14760 UNSPEC rather than an IF_THEN_ELSE.
14761 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
14762 mips_cond_move_tf_ps by name.
14764 2004-08-29 Chao-ying Fu <fu@mips.com>
14765 James E Wilson <wilson@specifixinc.com>
14767 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
14768 8 byte size and alignment. Give CCV4 16 byte size and alignment.
14769 * config/mips/mips-ps-3d.md: New file.
14770 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
14771 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
14772 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
14773 (mips_output_move): Emit "mov.ps" for V2SFmode.
14774 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
14776 (override_options): Check if TARGET_MIPS3D and there was an explicit
14777 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
14778 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
14779 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
14780 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
14781 and allow CCV2 and CCV4 to occupy two and four CC registers.
14782 (print_fcc_operand): New function.
14783 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
14784 %Z to call print_fcc_operand.
14785 (mips_function_value): Handle MODE_VECTOR_FLOAT.
14786 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
14787 (mips_vector_mode_supported_p): New function.
14788 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
14789 (builtin_description): New struct.
14790 (mips_bdesc): New array of struct builtin_description.
14791 (mips_expand_builtin, mips_init_builtins,
14792 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
14793 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
14795 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
14796 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
14797 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
14798 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
14799 "-mips3d", and "-mno-mips3d".
14800 (ASM_SPEC): Map -mips3d to -mips3d in gas.
14801 (EXTRA_CONSTRAINT_Y): New macro.
14802 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
14803 multi-letter constraint 'Y'.
14804 (CONSTRAINT_LEN): New macro.
14805 (enum mips_builtins): New for MIPS builtin functions.
14806 (enum mips_function_type): New for the types of MIPS builtin functions.
14807 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
14808 * config/mips/mips.md: New constants for paired single and MIPS-3D
14809 instructions. Include the new mips-ps-3d.md file.
14810 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
14811 movv2sf_hardfloat_64bit): New named patterns.
14812 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
14813 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
14814 sdxc1_v2sf_di): New unnamed patterns.
14815 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
14816 const_vector support.
14817 (const_0_or_1_operand): New predicate.
14818 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
14820 2004-08-29 Diego Novillo <dnovillo@redhat.com>
14822 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
14823 (tree-ssa-propagate.o): New rule.
14824 (GTFILES): Add tree-ssa-propagate.c.
14825 * tree-flow.h (struct stmt_ann_d): Remove field
14827 * tree-ssa-propagate.c: New file.
14828 * tree-ssa-propagate.h: New file.
14829 * tree-ssa-ccp.c: Re-write to use the routines from
14830 tree-ssa-propagate.c.
14832 2004-08-28 Andrew Pinski <apinski@apple.com>
14834 * tree-ssa-loop.c: Remove extra include of basic-block.h.
14836 2004-08-28 Ziemowit Laski <zlaski@apple.com>
14838 * c-common.h: Update comments about ObjC/ObjC++ entry points.
14839 (objc_is_reserved_word): New prototype.
14840 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
14841 separate section; these are call-backs.
14842 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
14843 ObjC/ObjC++ "@" keywords.
14844 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
14845 prototypes; they already live in c-common.h.
14846 * stub-objc.c: Update copyright notice.
14847 (objc_is_reserved_word): New stub.
14849 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
14851 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
14852 even when not checking.
14854 2004-08-27 Jason Merrill <jason@redhat.com>
14857 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
14858 (gimple_push_cleanup): Add eh_only parm.
14859 (gimplify_target_expr): Pass it.
14860 * c.opt (-fno-threadsafe-statics): New option.
14861 * c-opts.c (c_common_handle_option): Handle it.
14862 * c-common.h (flag_threadsafe_statics): Declare it.
14863 * c-common.c (flag_threadsafe_statics): Record it.
14864 * doc/invoke.texi: Document it.
14865 * tsystem.h (_GNU_SOURCE): Define.
14866 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
14867 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
14868 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
14869 (__gthread_recursive_mutex_init_function): New fn.
14870 (__gthread_recursive_mutex_lock): New fn.
14871 (__gthread_recursive_mutex_trylock): New fn.
14872 (__gthread_recursive_mutex_unlock): New fn.
14873 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
14874 * gthr-win32.h, gthr-vxworks.h: Likewise.
14875 * gthr.h: Document.
14877 2004-08-27 David Edelsohn <edelsohn@gnu.org>
14879 * config/rs6000/rs6000.c (rs6000_override_options): Increase
14880 maximum skip to 15. Set function alignment, jump alignment, and
14881 loop alignment to 16 for processors that form dispatch groups.
14882 (rs6000_rtx_costs): outer_code is used.
14884 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
14886 * stor-layout.c (sizetype_set): Remove.
14887 (set_sizetype): Don't test or set it.
14889 * tree.h (size_int_type): Remove.
14890 * fold-const.c: Do not #include gt-fold-const.h.
14891 (size_htab_hash, size_htab_eq): Remove.
14892 (size_int_kind): Use build_int_cst.
14893 (new_const, size_htab): Remove.
14894 (size_int_type): Remove.
14895 (round_up): Use build_int_cst.
14896 (round_down): Likewise. Remove spurious constant build.
14898 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
14900 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
14901 Add is_release variable, use it for --enable-werror and
14902 --enable-checking defaults.
14903 * system.h (gcc_assert, gcc_unreachable): New.
14904 * doc/install.texi (--enable-checking): Update.
14905 * configure, config.in: Rebuilt.
14907 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
14909 * rtl.h (read_rtx): Change prototype.
14910 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
14911 line number. Return true on success.
14912 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
14913 callers accordingly.
14915 2004-08-26 Richard Henderson <rth@redhat.com>
14917 * c-typeck.c (build_offsetof): Remove.
14918 * c-tree.h (build_offsetof): Remove.
14919 * c-common.c (fold_offsetof_1, fold_offsetof): New.
14920 * c-common.h (fold_offsetof): Declare.
14921 * c-parse.in (offsetof_base): New.
14922 (offsetof_member_designator): Use it. Build references, not just
14924 (primary): Use fold_offsetof, not build_offsetof.
14926 2004-08-26 Richard Henderson <rth@redhat.com>
14928 * tree.c (staticp): Return the static object.
14929 * tree.h (staticp): Update decl.
14930 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
14931 * langhooks.c (lhd_staticp): Return NULL_TREE.
14932 * langhooks-def.h (lhd_staticp): Update decl.
14933 * c-common.c (c_staticp): Return the static object.
14934 * c-common.h (c_staticp): Update decl.
14936 2004-08-26 Richard Henderson <rth@redhat.com>
14938 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
14941 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
14944 * c-decl.c (struct c_binding): Add type and inner_comp fields.
14945 (bind): Set type and inner_comp fields.
14946 (pop_scope): Restore type of decl to the correct type from an
14947 outer scope. Give error when popping file scope for incomplete
14948 arrays completed incompatibly with default initialization in an
14950 (diagnose_mismatched_decls): Handle externs with initializers at
14952 (pushdecl): Set type of external declaration at block scope based
14953 only on the visible declarations. Save type when changing the
14954 type of a declaration. Merge an external declaration at block
14955 scope with a visible static declaration at file scope.
14956 (implicitly_declare): Give recycled old declaration the new type
14957 except for incompatible declarations of built-in functions, saving
14960 2004-08-26 Ziemowit Laski <zlaski@apple.com>
14962 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
14964 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
14966 * tree-alias-common.c (gate_pta): New function.
14967 (pass_build_pta): Use it.
14968 (pass_del_pta): Use it.
14969 (delete_alias_vars): Don't check flag_tree_points_to.
14971 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14973 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
14974 TFmode as additional register mode cloberred by call.
14976 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14978 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
14979 parallel pattern for library call returning DImode in
14982 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14984 * config/rs6000/rs6000.c (function_arg): Generate parallel
14985 pattern for more split args.
14987 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14989 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
14990 either gen_movdi_di_update or gen_movdi_si_update depending on
14992 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
14993 to generate two versions.
14995 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
14997 * Makefile.in (lambda-code.o): New.
14998 (lambda-trans.o): Ditto.
14999 (TREE_DATA_REF_H): Ditto.
15001 (lambda-mat.o): Use LAMBDA_H.
15002 (tree-data-ref.o): Ditto.
15003 * lambda-code.c: New file. Lambda code generation algorithm.
15004 * lambda-trans.c: Ditto. Lambda transformation matrix support.
15005 * lambda.h: Add lambda loop structures.
15006 Add lambda loopnest structures.
15007 Add lambda body vector structure.
15008 Add lambda linear expression structures.
15009 Add prototypes for functions in new files.
15010 * lambda-mat.c: Include tree.h
15012 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15013 Sebastian Pop <pop@cri.ensmp.fr>
15015 * tree-data-ref.h: Include lambda.h
15016 (free_dependence_relation): Declared here.
15017 (free_dependence_relations): Ditto.
15018 (free_data_refs): Ditto.
15019 * tree-data-ref.c (free_dependence_relation): New function.
15020 (free_dependence_relations): Ditto.
15021 (free_data_refs): Ditot.
15022 (analyze_all_data_dependences): Free datarefs and dependence_relations.
15023 (build_classic_dist_vector): Store in the dependence_relations the
15024 information. Each arc in the dependence_relations graph is labelled
15025 with the distance and direction vectors.
15026 (build_classic_dir_vector): Ditto.
15027 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
15028 Now computes again the whole dependence graph including read-read
15030 (compute_data_dependences_for_loop): Now dependence_relations contains
15031 all the data, and thus it doesn't need to initialize the classic_dir
15032 and classic_dist vectors.
15033 (analyze_all_data_dependences): Adjusted for using the new interface of
15034 compute_data_dependences_for_loop. Remove the statistics dump.
15036 2004-08-26 Bob Wilson <bob.wilson@acm.org>
15038 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
15039 (xtensa_expand_block_move): Update comment.
15040 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
15042 2004-08026 Richard Earnshaw <rearnsha@arm.com>
15045 * toplev.c (crash_signal): If we crashed while emitting
15046 a user asm, then die more gracefully.
15048 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
15051 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
15052 checking for a valid constant, regardless of sign.
15054 2004-08-25 Richard Henderson <rth@redhat.com>
15057 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
15058 if the constant satisfies add_operand.
15060 2004-08-25 Richard Henderson <rth@redhat.com>
15063 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
15064 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
15065 unwind info for >16-bit frames.
15067 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
15070 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
15072 2004-08-25 Richard Henderson <rth@redhat.com>
15074 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
15075 (TARGET_CANNOT_FORCE_CONST_MEM): New.
15077 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
15079 * doc/tree-ssa.texi: Document new operand iterator.
15081 2004-08-26 Alan Modra <amodra@bigpond.net.au>
15084 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
15085 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
15088 2005-08-28 Paul Brook <paul@codesourcery.com>
15090 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
15091 -mfpu=vfp -march=armv5t
15092 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
15094 2004-08-25 Richard Henderson <rth@redhat.com>
15096 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
15097 * target.h (struct gcc_target): Add scalar_mode_supported_p.
15098 * targhooks.c (default_scalar_mode_supported_p): New.
15099 * targhooks.h (default_scalar_mode_supported_p): Declare.
15100 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
15102 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
15103 before attempting to create types. Tidy.
15104 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
15106 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
15107 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
15109 2004-08-25 Richard Henderson <rth@redhat.com>
15111 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15112 set REAL_MODE_FORMAT for TFmode.
15114 2004-08-25 Ziemowit Laski <zlaski@apple.com>
15116 * c-decl.c (grokparm): New function.
15117 * c-tree.h (grokparm): New prototype.
15119 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
15121 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
15122 iterator controlling structure.
15123 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
15124 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
15125 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
15127 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
15128 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
15129 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
15130 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
15131 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
15132 Empty operand pointers.
15133 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
15134 (op_iter_next_use): New. Return next use_operand_p.
15135 (op_iter_next_def): New. Return next def_operand_p.
15136 (op_iter_next_tree): New. Return next operands as a tree.
15137 (op_iter_init): New. Initialize an iterator structure.
15138 (op_iter_init_use): New. Initialize structure and get the first use.
15139 (op_iter_init_def): New. Initialize structure and get the first def.
15140 (op_iter_init_tree): New. Initialize structure and get the first tree.
15141 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
15142 (op_iter_init_maydef): New. Initialize structure and get the first
15143 V_MAY_DEF operands.
15144 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
15145 * tree-dfa.c (compute_immediate_uses_for_stmt,
15146 redirect_immediate_uses): Use new operand iterator.
15147 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
15148 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
15149 operands instead of using *_disappeared_p routines.
15150 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
15151 ssa_rewrite_stmt): Use new operand iterator.
15152 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
15153 rewrite_trees): Use new operand iterator.
15154 * tree-pretty-print.c (dump_vops): Use new operand iterator.
15155 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
15156 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
15157 dump_points_to_info): Use new operand iterator.
15158 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
15159 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
15161 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
15162 propagate_necessity): Use new operand iterator.
15163 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
15164 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
15165 a parameter instead of a stmt_ann_t.
15166 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
15167 build_tree_conflict_graph): Use new operand iterator.
15168 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
15169 rewrite_mem_refs): Use new operand iterator.
15170 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
15171 check_loop_closed_ssa_use): Use new operand iterator.
15172 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
15173 * tree-ssanames.c (release_defs): Use new operand iterator.
15174 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
15176 2004-08-25 Adam Nemet <anemet@lnxw.com>
15178 * tlink.c (initial_cwd): New variable.
15179 (tlink_init): Initialize it.
15180 (recompile_files): Use tlink_execute() instead of system(). Don't
15181 duplicate verbose output of collect_execute. Restore initial_cwd.
15182 Update comment before the function.
15184 2004-08-25 Ziemowit Laski <zlaski@apple.com>
15186 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
15187 accept) a cast from one Objective-C pointer type to another.
15189 2004-08-25 Paolo Carlini <pcarlini@suse.de>
15191 * doc/install.texi: Document that libstdc++-v3 requires
15192 now automake 1.9.1.
15194 2004-08-25 Caroline Tice <ctice@apple.com>
15196 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
15197 to comments at start of function.
15198 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
15200 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15201 merge_blocks_move_predecessor_nojumps,
15202 merge_blocks_move_successor_nojumps, merge_blocks_move,
15203 try_crossjump_to_edge, try_crossjump_bb): Likewise.
15204 * cfglayout.c (fixup_reorder_chain): Likewise.
15205 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15206 cfg_layout_can_merge_blocks_p): Likewise.
15207 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
15208 * passes.c (rest_of_compilation): Update comments for calling
15209 optimization that partitions hot/cold basic blocks.
15210 * doc/invoke.texi: Update documentation of
15211 freorder-blocks-and-partition flag.
15213 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
15215 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
15216 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
15218 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
15220 * config/mips/mips.md (any_shift): New code macro.
15221 (optab, insn): New code attributes.
15222 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
15223 Use the standard rather than internal patterns for the MIPS16
15224 double-shift optimization.
15225 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
15226 Redefine using :GPR and any_shift.
15227 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
15228 to cover all three shifts.
15229 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
15230 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
15231 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
15233 2004-08-24 Geoffrey Keating <geoffk@apple.com>
15235 * gimplify.c (lookup_tmp_var): Separate temporaries when not
15238 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15240 PR libstdc++/17005 (fix for HP-UX 11.11)
15241 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
15242 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
15243 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
15244 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
15245 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
15246 (LINK_SPEC): Handle march=1.0 option.
15247 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
15248 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
15249 (SUBTARGET_OPTIONS): New define.
15250 (LINK_SPEC): Handle march=1.0 option.
15251 (STARTFILE_SPEC): New define.
15252 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
15253 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
15254 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
15255 (SUBTARGET_OPTIONS): New define.
15256 (LINK_SPEC): Handle march=1.0 option.
15257 (STARTFILE_SPEC): New define.
15258 * config/pa/pa.c (override_options): Add code to process -munix= option.
15259 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
15260 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
15262 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
15263 (SUBTARGET_OPTIONS): Provide default define.
15264 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
15265 STANDARD_STARTFILE_PREFIX_2): New defines.
15266 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
15267 (ENDFILE_SPEC): Use %O.
15268 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
15269 Mention issue caused by changing namespace and runtime to UNIX 95/98.
15270 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
15271 Document -munix=std option.
15273 2004-08-25 Steven Bosscher <stevenb@suse.de>
15275 * cse.c (cse_around_loop, cse_check_loop_start,
15276 cse_set_around_loop): Remove.
15277 (cse_basic_block): Remove the around_loop argument.
15278 (cse_end_of_basic_block): Remove the after_loop argument.
15279 (cse_main): Likewise.
15280 * rtl.h (cse_main): Update prototype.
15281 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
15282 rest_of_handle_gcse): Update cse_main calls.
15284 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
15286 * tree.h (build_int_cst): New, sign extended constant.
15287 (build_int_cstu): New, zero extended constant.
15288 (build_int_cst_wide): Renamed from build_int_cst.
15289 * tree.c (build_int_cst, build_int_cstu): New.
15290 (build_int_cst_wide): Renamed from build_int_cst.
15291 (make_vector_type, build_common_tree_nodes,
15292 build_common_tree_nodes_2): Adjust build_int_cst calls.
15293 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
15294 expand_builtin_strpbrk, expand_builtin_fputs,
15295 build_string_literal, expand_builtin_printf,
15296 expand_builtin_sprintf, fold_builtin_classify_type,
15297 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
15298 fold_builtin_toascii, fold_builtin_isdigit,
15299 simplify_builtin_strstr, simplify_builtin_strpbrk,
15300 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
15301 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
15302 DEF_ATTR_INT): Likewise.
15303 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
15305 * c-lex.c (interpret_integer, lex_charconst): Likewise.
15306 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
15307 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15308 * c-typeck.c (really_start_incremental_init, push_init_level,
15309 set_nonincremental_init_from_string): Likewise.
15310 * calls.c (load_register_parameters): Likewise.
15311 convert.c (convert_to_pointer): Likewise.
15312 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
15313 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
15314 build_gcov_info): Likewise.
15315 * except.c (init_eh, assign_filter_values): Likewise.
15316 * expmed.c (store_fixed_bit_field, extract_bit_field,
15317 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
15318 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
15319 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
15320 * expr.c (convert_move, emit_group_load, emit_group_store,
15321 expand_assignment, store_constructor, store_field,
15322 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15323 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
15324 invert_truthvalue, optimize_bit_field_compare,
15325 decode_field_reference, all_ones_mask_p, constant_boolean_node,
15326 fold_div_compare, fold, fold_read_from_constant_string,
15327 fold_negate_const, fold_abs_const, fold_not_const, round_up,
15328 round_down): Likewise.
15329 * function.c (assign_parm_setup_block): Likewise.
15330 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
15332 * stor-layout.c (layout_type, initialize_sizetypes,
15333 set_min_and_max_values_for_integral_type): Likewise.
15334 * tree-chrec.c (chrec_fold_multiply_poly_poly,
15335 reset_evolution_in_loop): Likewise.
15336 * tree-chrec.h (build_polynomial_chrec): Likewise.
15337 * tree-complex.c (build_replicated_const): Likewise.
15338 * tree-eh.c (honor_protect_cleanup_actions,
15339 lower_try_finally_onedest, lower_try_finally_copy,
15340 lower_try_finally_switch): Likewise.
15341 * tree-mudflap.c (mf_build_string, mx_register_decls,
15342 mudflap_register_call, mudflap_enqueue_constant): Likewise.
15343 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
15344 * tree-pretty-print.c (dump_generic_node): Likewise.
15345 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
15347 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
15348 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15349 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
15351 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
15352 canonicalize_loop_induction_variables): Likewise.
15353 * tree-vectorizer.c (vect_create_index_for_array_ref,
15354 vect_transform_loop_bound, vect_compute_data_ref_alignment):
15357 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
15358 alpha_gimplify_va_arg_1): Likewise.
15359 * config/arm/arm.c (arm_get_cookie_size): Likewise.
15360 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
15361 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15362 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15363 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
15364 mips_gimplify_va_arg_expr): Likewise.
15365 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
15366 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
15367 add_compiler_branch_island): Likewise.
15368 * config/s390/s390.c (s390_va_start): Likewise.
15369 * config/sh/sh.c (sh_va_start): Likewise.
15370 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
15372 * config/xtensa/xtensa.c (xtensa_va_start,
15373 xtensa_gimplify_va_arg_expr): Likewise.
15375 * objc/objc-act.c (build_objc_string_object,
15376 build_objc_symtab_template, init_def_list, init_objc_symtab,
15377 init_module_descriptor, generate_static_references,
15378 build_selector_translation_table, get_proto_encoding,
15379 build_typed_selector_reference, build_selector_reference,
15380 build_next_objc_exception_stuff,
15381 build_method_prototype_list_template, generate_descriptor_table,
15382 generate_protocols, build_protocol_initializer,
15383 build_ivar_list_template, build_method_list_template,
15384 build_ivar_list_initializer, generate_ivars_list,
15385 generate_dispatch_table, generate_protocol_list,
15386 build_category_initializer, build_shared_structure_initializer,
15387 generate_shared_structures, handle_impent,
15388 generate_objc_image_info): Likewise.
15390 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
15392 * cfglayout.c (duplicate_insn_chain): Remove references to
15393 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
15394 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
15395 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
15396 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
15397 and NOTE_INSN_LOOP_CONT.
15398 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
15399 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
15400 and NOTE_INSN_LOOP_CONT.
15401 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
15402 check_dbra_loop, loop_dump_aux): Remove references to removed notes
15404 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
15405 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
15406 references to removed notes and fields.
15407 (subtract_reg_term, ujump_to_loop_cont): Remove.
15409 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
15411 * doc/install.texi: Document that libcpp does not require
15412 Automake any longer. Document that Automake 1.9.1 should
15415 2004-08-25 Zack Weinberg <zack@codesourcery.com>
15417 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
15418 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
15419 DWARF_DEBUGGING_INFO from choice-of-definition chain;
15420 restructure using C89 features (#elif, #error).
15421 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
15422 * config/sh/sh.h: Remove references to DWARF_DEBUG.
15423 * doc/invoke.texi: Remove references to DWARF version 1;
15424 clarify why -gdwarf-2<n> doesn't work.
15426 2004-08-25 Zack Weinberg <zack@codesourcery.com>
15428 * basic-block.h (BB_SET_PARTITION): Clear old value first.
15429 * cfg.c (clear_bb_flags): Don't clear partition setting.
15430 * ifcvt.c (find_if_case_1): Remove ??? comment.
15432 2004-08-25 Alan Modra <amodra@bigpond.net.au>
15435 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
15436 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
15437 current_function_stdarg in place of sysv_varargs_p.
15438 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
15441 2004-08-24 Richard Henderson <rth@redhat.com>
15444 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
15445 random codes within CONST.
15447 2004-08-24 James E Wilson <wilson@specifixinc.com>
15449 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
15450 -freorder-blocks-and-partition.
15452 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15454 PR middle-end/17044
15455 * tree-ssa-threadupdate.c (redirection_data): Make static.
15456 (thread_block): Use ggc_alloc_cleared to allocate struct
15457 redirection_data. Don't free elements in redirection_data.
15459 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15461 * config/mips/predicates.md (small_data_pattern): Match prefetches.
15463 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15465 PR tree-optimization/17016
15466 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15467 number_of_iterations_exit): Use POINTER_TYPE_P instead
15468 of testing for POINTER_TYPE.
15470 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15472 * tree-ssa-loop-ivcanon.c: New file.
15473 * tree-ssa-loop-manip.c (create_iv): New function.
15474 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
15475 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
15476 * cfgloop.c (mark_single_exit_loops): New function.
15477 (verify_loop_structure): Verify single-exit loops.
15478 * cfgloop.h (struct loop): Add single_exit field.
15479 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
15480 (mark_single_exit_loops): Declare.
15481 (tree_num_loop_insns): Declare.
15482 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
15483 (duplicate_loop_to_header_edge): Use it.
15484 * common.opt (fivcanon): New flag.
15485 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
15486 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
15487 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
15488 (bsi_insert_on_edge_immediate): New function.
15489 * tree-flow.h (bsi_insert_on_edge_immediate,
15490 canonicalize_induction_variables, tree_unroll_loops_completely,
15491 create_iv): Declare.
15492 * tree-optimize.c (init_tree_optimization_passes): Add
15493 pass_iv_canon and pass_complete_unroll.
15494 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
15495 * tree-scalar-evolution.c (get_loop_exit_condition,
15496 get_exit_conditions_rec, number_of_iterations_in_loop,
15497 scev_initialize): Use single_exit information.
15498 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
15499 missing assumptions.
15500 (loop_niter_by_eval): Return number of iterations as unsigned
15502 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
15503 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
15504 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
15506 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
15507 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
15508 the defining statement is ready.
15509 * tree-vectorizer.c (vect_create_iv_simple): Removed.
15510 (vect_create_index_for_array_ref, vect_transform_loop_bound):
15512 (vect_transform_loop_bound): Use single_exit information.
15513 (vect_analyze_loop_form): Cleanup bogus tests.
15514 (vectorize_loops): Do not call flow_loop_scan.
15515 * tree.h (may_negate_without_overflow_p): Declare.
15516 * fold-const.c (may_negate_without_overflow_p): Split out from ...
15517 (negate_expr_p): ... this function.
15518 (tree_expr_nonzero_p): Handle overflowed constants correctly.
15519 * doc/invoke.texi (-fivcanon): Document.
15520 * doc/passes.texi: Document canonical induction variable creation.
15522 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15524 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
15525 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
15526 using the mode of the operand to decide between them.
15527 * config/mips/mips.md (MOVECC): New mode macro.
15528 (ccreg): New mode attribute.
15529 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
15530 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
15531 (mov[sd]icc): Redefine using :GPR.
15533 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15535 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
15536 (mips_prefetch_cookie): New function.
15537 * config/mips/mips.c (print_operand_address): Fix handling of
15539 (mips_emit_prefetch): Delete.
15540 (mips_prefetch_cookie): New function.
15541 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
15542 mode of QImode for the address_operand. Use mips_prefetch_cookie
15543 to calculate the first "pref" operand.
15544 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
15545 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
15547 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
15549 * arm.md: Include predicates.md.
15550 * predicates.md: New file.
15551 * arm.c (s_register_operand, arm_hard_register_operand)
15552 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
15553 (arm_immediate_operand, arm_neg_immediate_operand)
15554 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
15555 (arm_add_operand, arm_addimm_operand, arm_not_operand)
15556 (offsettable_memory_operand, alignable_memory_operand)
15557 (arm_reload_memory_operand, arm_float_rhs_operand)
15558 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
15559 (index_operand, shiftable_operator, logical_binary_operator)
15560 (shift_operator, equality_operator, arm_comparison_operator)
15561 (minmax_operator, cc_register, dominant_cc_register)
15562 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
15563 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
15564 (const_shift_operand, load_multiple_operation)
15565 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
15566 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
15567 (cirrus_register_operand, cirrus_fp_register)
15568 (cirrus_shift_const): Delete, replaced with equivalents in
15570 (shift_op): Handle ROTATE.
15571 * arm-protos.h: Delete declarations for above.
15572 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
15573 * t-arm (MD_INCLUDES): Add predicates.md.
15574 (s-preds): Depends on MD_INCLUDES.
15576 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15578 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
15579 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
15580 patterns. Redefine using :GPR. Give the match_operator a mode.
15581 Use '%2' rather than '%z2' for operand 2.
15583 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15585 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
15588 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15590 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
15591 of internal patterns.
15592 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
15594 (tablejump): Use expand_binop to calculate address. Adjust names
15595 of internal patterns.
15596 (tablejump[sd]i): Renamed from tablejump_internal[12].
15598 (tablejump_mips16[12]): Delete.
15600 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15602 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
15603 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
15604 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
15605 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
15606 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
15608 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15610 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
15611 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
15613 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
15614 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
15615 (*branch_equality[sd]i_inverted): Likewise
15616 branch_equality{,_di}_inverted.
15617 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
15618 Redefine using :GPR.
15620 2004-08-24 Zack Weinberg <zack@codesourcery.com>
15622 * rtl.def: Reorganize, placing all codes used only in machine
15623 descriptions at the end.
15625 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
15626 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
15627 rtx_name, rtx_format arrays by direct reference to rtl.def,
15628 first undefining GENERATOR_FILE. Define enum insn_note and
15629 note_insn_name array by direct reference to insn-notes.def.
15630 (adjust_field_rtx_def): Remove local definition of rtx_name.
15631 Use symbolic names for insn notes.
15632 * Makefile.in (gengtype.o): Update dependencies.
15634 2004-08-24 Zack Weinberg <zack@codesourcery.com>
15636 * basic-block.h (struct basic_block_def): Reorder fields to
15637 eliminate interior padding. Remove 'partition' field.
15638 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
15639 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
15640 (BB_COPY_PARTITION): New macros.
15641 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
15642 Replace all references to the 'partition' field of a basic
15643 block with new macros.
15645 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
15646 * final.c (final_scan_insn): Don't handle it.
15647 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
15648 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
15649 * sched-rgn.c (sched_is_disabled_for_current_region_p):
15650 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
15652 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
15654 * c-decl.c (c_init_decl_processing): Adjust
15655 build_common_tree_nodes call.
15656 * expmed.c (const_mult_add_overflow_p): Use
15657 build_distinct_type_copy.
15658 * stor-layout.c (early_type_list): Remove.
15659 (layout_type): Don't append to early_type_list.
15660 (initialize_sizetypes): Add signed_p argument.
15661 (set_sizetype): Overwrite the stub type nodes directly.
15662 * tree.c (copy_node_stat): Clear a type's value cache here ...
15663 (build_distinct_type): ... not here.
15664 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
15665 * tree.h (initialize_sizetypes): Add signed_p argument.
15666 (build_common_tree_nodes): Likewise.
15668 * objc/objc-act.c (get_static_reference): Use
15669 build_variant_type_copy.
15670 (get_protocol_reference): Likewise.
15671 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
15673 2004-08-24 Richard Henderson <rth@redhat.com>
15674 Andrew Pinski <apinski@apple.com>
15676 * gimplify.c (gimplify_array_ref_to_plus): Delete.
15677 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
15680 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
15681 ARRAY_REF also to get to the STRING_CST.
15683 2004-08-24 Paul Brook <paul@codesourcery.com>
15685 * config/arm/arm.c (arm_override_options): Update error message.
15686 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
15687 TARGET_HARD_FLOAT_ABI.
15688 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
15689 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
15691 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
15694 * config/m32r.md (movsi_sda): Add SI mode specification to
15697 2004-08-24 Nick Clifton <nickc@redhat.com>
15699 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
15700 of seth_add3_operand.
15702 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
15704 * Makefile.in (PROTO_OBJS): Add errors.o.
15705 * protoize.c (fancy_abort): Remove.
15706 * mips-tfile.c (fancy_abort): Add parameters.
15708 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
15710 * doc/trouble.texi (C++ misunderstandings): Fix example code.
15712 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
15714 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
15715 (host-default.o): Add dependency on HOOKS_H.
15716 * config/x-linux: Likewise.
15717 * config/x-solaris: Likewise.
15718 * config/i386/x-mingw32: Likewise.
15719 * config/rs6000/x-darwin: Likewise.
15721 2004-08-23 James E Wilson <wilson@specifixinc.com>
15723 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
15726 2004-08-23 Mark Mitchell <mark@codesourcery.com>
15729 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
15731 2004-08-23 Diego Novillo <dnovillo@redhat.com>
15733 * cfg.c (check_bb_profile): Fix typos.
15734 * function.c (assign_parm_is_stack_parm): Likewise.
15735 * tree-nested.c: Likewise.
15737 2004-08-23 Daniel Jacobowitz <dan@debian.org>
15739 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
15741 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
15743 2004-08-23 Eric Christopher <echristo@redhat.com>
15745 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
15746 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
15747 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
15749 * hooks.h: Include machmode.h.
15750 (hook_bool_mode_false): Declare.
15751 * hooks.c (hook_bool_mode_false): Define.
15752 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
15753 * stor-layout.c (layout_type): Ditto.
15754 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
15755 Define to target macro.
15756 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
15757 * config/arm/arm.c: Ditto. Use.
15758 * config/arm/arm.h: Ditto.
15759 * config/arm/arm-protos.h: Ditto.
15760 * config/i386/i386.c: Ditto.
15761 * config/i386/i386.h: Ditto.
15762 * config/rs6000/rs6000.c: Ditto.
15763 * config/rs6000/rs6000.h: Ditto.
15764 * config/sh/sh.c: Ditto.
15765 * config/sh/sh.h: Ditto.
15766 * config/sh/sh-protos.h: Ditto.
15767 * config/sh/sh.md: Use.
15768 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
15769 to TARGET_VECTOR_MODE_SUPPORTED_P.
15771 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
15773 * Makefile.in (BUILD_ERRORS): Set to build-errors.
15774 (errors.o): New target for host.
15775 (build-errors.o): New target for build.
15776 (genobjs): Replace errors.o with build-errors.
15777 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
15778 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
15779 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
15780 (fix-header.o): Add errors.h
15781 * collect2.c (fancy_abort): Add parameters.
15782 * collect2.h (fancy_abort): Don't declare.
15783 * errors.h (fancy_abort): Don't declare.
15784 * errors.c: Include either bconfig.h or config.h.
15785 (fancy_abort): Trim filename.
15786 * fix-header.c (v_fatal, fatal): Remove.
15787 (progname): Remove definition.
15788 (main): Set progname here.
15789 * gcc.c (fancy_abort): Add parameters.
15790 * gcc.h (fancy_abort): Remove declaration.
15791 * gcov.c (fancy_abort): Remove.
15792 * rtl.h (fancy_abort): Don't declare.
15793 (abort): Don't define.
15794 * tree.h (fancy_abort): Don't declare.
15795 (abort): Don't define.
15796 * system.h (fancy_abort): Declare.
15797 (abort): Define to fancy_abort.
15798 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
15800 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
15801 (usize_type, ubitsizetype): Remove.
15802 * stor-layout.c (set_sizetype): Don't initialize usizetype,
15804 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
15806 * tree.h (build_distinct_type_copy): New.
15807 (build_type_copy): ... here. Rename to ...
15808 (build_variant_type_copy): ... here.
15809 * tree.c (build_qualified_type): Rename build_type_copy call.
15810 (build_distinct_type_copy): New, broken out of ...
15811 (build_type_copy): ... here. Rename to ...
15812 (build_variant_type_copy): ... here. Use
15813 build_distinct_type_copy.
15814 (build_common_tree_nodes_2): Rename build_type_copy call.
15815 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
15817 (handle_packed_attribute, handle_unused_attribute,
15818 handle_transparanet_union_attribute, handle_aligned_attribute,
15819 handle_deprecated_attribute): Likewise.
15820 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
15822 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
15823 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
15824 build_distinct_type_copy.
15826 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15828 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
15831 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15833 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
15835 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
15836 formerly unnamed patterns. Redefine using :P for the address. Remove
15837 explicit length attributes.
15839 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15841 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
15843 (single_reachable_address): Use them.
15844 (schedule_sm): Add dump.
15845 (is_call_clobbered_ref): New function.
15846 (determine_lsm_reg): Check whether the reference is call clobbered.
15847 Only work for gimple_reg_type values.
15849 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15851 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
15852 $31 store insns. Redefine using :GPR.
15854 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15856 * config/mips/mips.md (P): New mode macro.
15857 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
15858 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
15859 Add mode attributes.
15861 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15863 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
15864 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
15865 later constants to cover the gap.
15866 (load, store): New mode attributes.
15867 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
15868 Use new unspec constants.
15870 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15872 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
15873 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
15874 to use register_operand rather than uns_arith_operand as the predicate
15875 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
15876 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
15877 Redefine using :GPR. Make same predicate change here. Extend the
15878 commutativity of operands 1 and 2 from the SImode version to the
15880 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
15881 but with no predicate changes.
15882 (*nor[sd]i3): Redefine using :GPR.
15884 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15886 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
15887 noreturn functions.
15889 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15891 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
15892 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
15893 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
15894 rather than "%z2" (with a fake const0_rtx for operand 2).
15895 (ffs[sd]i2): Redefine using :GPR.
15896 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
15898 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15900 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
15902 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15904 * config/mips/mips.md (any_extend): New code macro.
15905 (u, su): New code attributes.
15906 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
15907 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
15908 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
15909 (*{s,u}mul_acc_di): Redefine using any_extend.
15910 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
15911 to reflect real insn names.
15912 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
15913 with an any_extend template.
15914 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
15917 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15919 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
15920 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
15921 (mul[sd]i3_r4000): Redefine using :GPR.
15922 (mulsi3_mult3): Don't check TARGET_MAD separately.
15923 (muldi3_mult3): Moved after mulsi_mult3.
15925 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15927 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
15928 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
15929 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
15930 (TARGET_GAS, TARGET_MIPS_AS): Delete.
15931 (TARGET_GPWORD): Define to true for n32 on IRIX.
15932 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
15933 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
15934 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
15935 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
15936 (MDEBUG_ASM_SPEC): Delete, folding into...
15937 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
15938 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
15939 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
15940 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
15941 to define asm_abi_default_spec.
15942 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
15943 (TARGET_ASM_SELECT_SECTION): Delete.
15944 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
15945 for non-mips16 code, removing previous workaround for SGI assemblers.
15946 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
15947 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
15948 (override_options): Remove !TARGET_GAS and !have_named_sections code.
15949 (print_operand): Fold TARGET_GAS conditionals into asm strings.
15950 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
15951 ASM_STABS_OP and ASM_STABN_OP.
15952 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
15953 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
15954 (mips_output_function_prologue): Remove !TARGET_GAS code.
15955 (mips_select_rtx_section): Remove !have_named_sections code.
15956 (mips_select_section): Delete.
15957 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
15958 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
15959 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
15960 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
15961 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
15962 * config/mips/windiss.h (ASM_SPEC): Likewise.
15964 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15966 * read-rtl.c (map_value, mapping, macro_group): New structures.
15967 (BELLWETHER_CODE): New macro.
15968 (modes, codes, bellwether_codes): New variables.
15969 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
15970 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
15971 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
15972 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
15973 (add_map_value, initialize_macros): New functions.
15974 (def_hash, def_hash_eq_p): Generalize to anything that points to,
15975 or starts with, a char * field.
15976 (find_macro, read_mapping, check_code_macro): New functions.
15977 (read_rtx_1): New, split out from read_rtx. Handle the new
15978 define_{mode,code}_{macro,attr} constructs. Use find_macro
15979 to parse the name of a code or mode. Use BELLWETHER_CODE to
15980 extract the format and to choose a suitable code for rtx_alloc.
15981 Modify recursive invocations to use read_rtx_1.
15982 (read_rtx): Call initialize_macros. Apply code and mode macros
15983 to the rtx returned by read_rtx_1. Cache everything after the
15984 first macro expansion for subsequent read_rtx calls.
15985 * doc/md.texi: Document new .md constructs.
15986 * config/mips/mips.md (GPR): New mode macro.
15987 (d, si8_di5): New mode attributes.
15988 (any_cond): New code macro.
15989 (add[sd]i3): Redefine using :GPR.
15990 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
15991 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
15992 previously unnamed MIPS16 patterns.
15993 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
15994 lines. Don't match (plus (const_int 0) ...).
15995 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
15996 Use a define_split to generate the addition.
15997 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
15998 (subsi3_internal): Delete.
15999 (*subsi3_extended): Renamed from subsi3_internal_2.
16000 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
16001 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
16002 using an any_cond template.
16004 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16006 * read-rtl.c (read_rtx): Tidy use of format_ptr.
16008 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16010 * read-rtl.c (string_obstack): New file-scope variable.
16011 (read_string, read_quoted_string, read_braced_string)
16012 (read_escape): Remove obstack parameter and use string_obstack instead.
16013 (read_rtx): Remove function-local rtl_obstack and initialize
16014 string_obstack instead. Update call to read_string.
16016 2004-08-22 Andrew Pinski <apinski@apple.com>
16019 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
16020 expression is not constant.
16021 (c_finish_return): Do not go through INDIRECT_REF when looking
16022 for the inner expression of an ADDR_EXPR for warning about.
16024 2004-08-22 Richard Henderson <rth@redhat.com>
16027 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
16028 create new blocks and fall through.
16029 (expand_gimple_basic_block): Update to match.
16031 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
16033 * reload.c (find_reloads_address): Make return value tri-state.
16034 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
16035 (find_reloads): Assume that reloaded addresses match 'o' or
16036 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
16037 returned 1 (not -1). Omit optional reloads for address operands
16038 only if find_reloads_address returned 1 (not -1).
16040 * config/s390/s390.c (legitimize_reload_address): New function.
16041 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
16042 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
16043 legitimize_reload_address.
16045 2004-08-22 Richard Hendersion <rth@redhat.com>
16047 * tree.h (SAVE_EXPR_RESOLVED_P): New.
16048 * gimplify.c (gimplify_save_expr): Use it.
16049 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
16050 on the temporary variable.
16052 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
16054 * fold-const.c (rtl_expr_nonnegative_p): Delete.
16055 * tree.h (rtl_expr_nonnegative_p): Remove.
16057 2004-08-22 Steven Bosscher <stevenb@suse.de>
16059 * config/i386/ppro.md (ppro_complex_insn): Add missing check
16060 for cpu==pentiumpro.
16062 * combine.c (struct reg_stat): Fix comment typo.
16064 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
16066 * c-tree.h (c_sizeof_nowarn): Remove.
16068 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
16070 * c-decl.c (set_array_declarator_type): Rename to
16071 set_array_declarator_inner.
16072 (build_c_parm, build_attrs_declarator, build_function_declarator):
16074 (make_pointer_declarator): Call build_attrs_declarator.
16075 * c-tree.h (set_array_declarator_type): Rename to
16076 set_array_declarator_inner.
16077 (build_c_parm, build_attrs_declarator, build_function_declarator):
16079 * c-parse.in (after_type_declarator,
16080 parm_declarator_starttypename, parm_declarator_nostarttypename,
16081 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
16082 firstparm): Use these functions
16084 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
16086 * c-decl.c (build_array_declarator, set_array_declarator_type,
16087 start_decl, grokdeclarator, grokparms): Change boolean parameters
16089 * c-tree.h (build_array_declarator, set_array_declarator_type,
16090 start_decl): Update prototypes.
16091 * c-decl.c, c-parse.in: All callers changed.
16093 2004-08-21 Mike Stump <mrs@apple.com>
16095 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
16096 (darwin_fix_and_continue): Likewise.
16097 (darwin_fix_and_continue_switch): Likewise.
16098 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
16099 (darwin_fix_and_continue): Likewise.
16100 (darwin_fix_and_continue_switch): Likewise.
16102 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
16105 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
16106 Remove, merging into ...
16107 (gen_stdcall_or_fastcall_suffix): New function, returning tree
16108 rather than const char*, and accepting additional parameter.
16109 Don't add suffix to '*'-prefixed symbols or variadic functions.
16110 (i386_pe_encode_section_info): Adjust for call to new function.
16111 Call change_decl_assembler_name.
16113 2004-08-20 Mike Stump <mrs@apple.com>
16115 * config/darwin.c (machopic_indirect_data_reference): Mark
16117 * config/386/386.c (darwin_local_data_pic): Add.
16118 (legitimate_constant_p): Reorder so that PLUS handling runs
16119 before darwin_local_data_pic to match the ordering in
16120 legitimate_pic_address_disp_p and so that MINUS runs after
16121 darwin_local_data_pic as otherwise the darwin_local_data_pic
16122 logic can be skipped, which would be very bad.
16123 (legitimate_pic_address_disp_p): Move from from here to
16124 darwin_local_data_pic so it can be reused.
16126 2004-08-21 Alan Modra <amodra@bigpond.net.au>
16128 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
16129 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
16130 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
16131 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
16132 (RS6000_ABI_NAME): Define as "linux".
16133 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
16134 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
16135 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
16136 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
16137 * config/rs6000/rs6000.c (dot_symbols): New global var.
16138 (rs6000_output_function_entry): New function, modified for
16140 (print_operand <case 'z'>): ..extracted from here.
16141 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
16142 (rs6000_output_function_epilogue): Likewise.
16143 (rs6000_elf_declare_function_name): Likewise.
16144 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
16145 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
16146 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
16147 * configure: Regenerate.
16148 * config.in: Regenerate.
16150 2004-08-20 Mark Mitchell <mark@codesourcery.com>
16152 * reload.c (find_reloads_address): Fix thinko in previous change.
16154 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
16157 2004-08-20 Jakub Jelinek <jakub@redhat.com>
16159 PR rtl-optimization/17099
16160 * combine.c (force_to_mode): Check if inner_mask has any bits set
16161 outside of GET_MODE (x) instead of op_mode.
16163 2004-08-20 Mark Mitchell <mark@codesourcery.com>
16165 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
16167 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
16168 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
16169 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
16171 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
16173 * config/arm/t-symbian: New file.
16175 2004-08-20 Andrew Pinski <apinski@apple.com>
16177 * regrename.c (kill_value_regno): ANSIfy.
16179 2004-08-20 Dale Johannesen <dalej@apple.com>
16181 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
16183 2004-08-20 Daniel Jacobowitz <dan@debian.org>
16185 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
16186 (kill_value_regno): New function, derived from kill_value.
16187 (kill_value): Update.
16188 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
16190 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
16192 Fix PR tree-optimization/17111
16193 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
16194 of non-value_handles.
16195 (bitmap_set_contains): All constants are in every set.
16197 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
16199 * fold-const.c (round_up, round_down): Use build_int_cst.
16200 Optimize common case.
16202 2004-08-20 Zack Weinberg <zack@codesourcery.com>
16203 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16205 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
16206 one_only_data_section): Rename to som_readonly_data_section,
16207 som_one_only_readonly_data_section and som_one_only_data_section.
16208 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
16209 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
16210 conditional defines.
16211 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
16212 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
16214 (pa_select_section): Use renamed section functions.
16215 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
16216 SOM_READONLY_DATA_SECTION_FUNCTION,
16217 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
16218 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
16220 * config/pa/som.h: ... not here.
16221 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
16222 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
16223 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
16224 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
16225 (READONLY_DATA_SECTION): Use som_readonly_data_section.
16227 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
16229 * fold-const.c (int_const_binop): Don't generate non-overflowing
16230 size-types specially.
16231 (fold_convert_const): Likewise.
16233 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
16234 clear cache on copied sizetype.
16236 2004-08-20 Ben Elliston <bje@au.ibm.com>
16238 * configure.ac: Don't escape apostrophe in --enable-coverage help.
16239 * configure: Regenerate.
16241 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
16244 * gcc.c (struct stat input_stat): Don't define if
16245 HOST_LACKS_INODE_NUMBERS
16246 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
16247 than stat to determine if temp file is same as input file.
16248 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
16249 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
16251 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
16253 * configure.ac (mips*-*-*): Print an error if not using GAS.
16254 * configure: Regenerated.
16255 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
16256 comments about buggy MIPSpro assemblers.
16257 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
16258 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
16259 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
16260 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
16261 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
16262 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
16263 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
16264 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
16265 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
16266 of more general IRIX 6 definitions.
16267 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
16268 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
16269 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
16270 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
16271 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
16272 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
16273 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
16274 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
16275 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
16276 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
16277 (LINK_SPEC): Move most of definition to iris.h.
16278 (SUBTARGET_LINK_SPEC): New macro.
16279 (IRIX_STARTFILE_SPEC): Fold into...
16280 (STARTFILE_SPEC): ...here.
16281 (IRIX_ENDFILE_SPEC): Fold into...
16282 (ENDFILE_SPEC): ...here.
16283 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
16284 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
16285 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
16286 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
16287 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
16288 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
16289 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
16290 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
16291 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
16292 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
16293 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
16294 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
16295 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
16296 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
16297 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
16298 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
16299 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
16300 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
16301 (TARGET_IRIX6): Define to 1.
16302 (DRIVER_SELF_SPECS): Define.
16303 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
16304 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
16305 (SUBTARGET_LINK_SPEC): New macro.
16306 (IRIX_STARTFILE_SPEC): Fold into...
16307 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
16308 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
16309 (LIB_SPEC, LIBGCC_SPEC): Use them.
16310 (LIB_SPEC): Remove !mabi=* case.
16311 (IRIX_ENDFILE_SPEC): Fold into...
16312 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
16313 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
16314 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
16315 (TARGET_IRIX6): New macro.
16316 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
16317 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
16318 (LABEL_AFTER_LOC): Delete.
16319 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
16320 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
16321 (mips_build_builtin_va_list): Check TARGET_IRIX6.
16322 (override_options): Remove TARGET_SGI_O32_AS-related code.
16323 (irix_output_external_libcall): Make static.
16324 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
16326 (mips_file_start): Tidy guard for ABI sections. Remove use of
16327 ABICALLS_ASM_OP; use .abicalls instead.
16328 (mips_output_aligned_decl_common, mips_declare_object_name)
16329 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
16330 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
16331 .globl foo .text directives.
16332 (irix_asm_named_section_1, irix_asm_named_section)
16333 (irix_section_align_entry, irix_section_align_htab)
16334 (irix_orig_asm_out_file, irix_section_align_entry_eq)
16335 (irix_section_align_entry_hash, irix_asm_output_align)
16336 (irix_file_start, irix_section_align_1, copy_file_data)
16337 (irix_file_end, irix_section_type_flags): Delete.
16338 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
16339 Use standard section syntax. Remove protective "jr $31".
16340 (__gcc_fini): Likewise .gcc_fini.
16341 * config/mips/irix-crtn.asm: Adjust sections accordingly.
16342 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
16344 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
16346 (EXTRA_MULTILIB_PARTS): Define.
16347 * config/mips/t-iris6: Remove bogus comment.
16348 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
16349 * config/mips/iris5gas.h, config/mips/iris5gld.h,
16350 config/mips/iris6gas.h, config/mips/iris6gld.h,
16351 config/mips/t-iris5-as, config/mips/t-iris5-gas
16352 config/mips/t-irix-gld: Delete.
16353 * config/mips/iris.h: New file.
16354 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
16356 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
16358 * postreload.c (reload_cse_move2add): Allow any condjump, but check
16359 that the implicit set isn't clobbered in the jump insn.
16361 2004-08-19 Mark Mitchell <mark@codesourcery.com>
16363 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
16364 * optabs.c (init_optabs): Don't check it.
16365 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
16366 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
16368 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
16370 * config/s390/s390.md (s390_warn_framesize_string)
16371 (s390_warn_dynamic_string, s390_stack_size_string)
16372 (s390_stack_guard_string): New global string variables.
16373 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
16374 (s390_stack_guard): New global variables.
16375 (override_options): Added checks for the new options.
16376 (s390_emit_prologue): Emit stack check and trap code and perform
16377 compile time stack size checking.
16379 * config/s390/s390.h (TARGET_OPTIONS): Added new options
16380 "warn-framesize", "warn-dynamicstack", "stack-size" and
16383 * doc/invoke.texi: Added documentation for the new options.
16385 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
16387 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
16388 to eliminate warning.
16389 (linear_search_fdes): Declare p as unsigned.
16390 (binary_search_mixed_encoding_fdes): Likewise.
16391 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
16392 to eliminate warning.
16393 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
16396 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
16398 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
16399 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
16400 instead of one. Check for strictly legitimate address.
16401 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
16402 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
16404 2004-08-19 Eric Christopher <echristo@redhat.com>
16406 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
16407 * langhooks.h (unsave_expr_now): Ditto.
16408 * tree.h (unsave_expr_1): Remove prototype.
16409 (lhd_unsave_expr_now): Rename to unsave_expr_now.
16410 * tree-inline.c (unsave_expr_1): Move here
16411 from tree.c. Make static.
16412 (unsave_expr_now): Rename from lhd_unsave_expr_now.
16413 * tree-sra.c: Fix up for rename.
16414 * tree-ssa-copy.c: Ditto.
16415 * tree-eh.c: Ditto.
16416 * tree.c (unsave_expr_1): Move to tree-inline.c.
16418 2004-08-19 Caroline Tice <ctice@apple.com>
16420 * config/i386/cygming.h (switch_to_section): Fix typo (change
16421 in_unlikely_text_section to in_unlikely_executed_text).
16423 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
16425 * vec.h (VEC_lower_bound): New macro.
16427 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
16430 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
16431 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
16432 treat each ABI separately. Deal with n32/n64 complex float arguments.
16433 (function_arg): Add associated complex handling here.
16435 2004-08-19 Richard Henderson <rth@redhat.com>
16437 * config/arm/arm.c (arm_gen_load_multiple): Use
16438 adjust_automodify_address. Take base memory and offset instead
16439 of unchanging/struct/scalar bits.
16440 (arm_gen_store_multiple): Likewise.
16441 (arm_gen_movmemqi): Use adjust_automodify_address.
16442 * config/arm/arm-protos.h: Update decls.
16443 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
16444 (store_multiple): Similarly.
16446 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
16448 * regclass.c (globalize_reg): Update call_really_used_regs.
16450 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
16452 * doc/invoke.texi (integer-share-limit): Document.
16454 * tree.h (TYPE_CACHED_VALUES_P): New.
16455 (TYPE_CACHED_VALUES): New.
16456 (TYPE_ORIG_SIZE_TYPE): Adjust.
16457 * tree.def (INTEGER_CST): Update documentation.
16458 * tree.c: Inlcude params.h.
16459 (build_int_cst): Cache small values.
16460 (build_type_copy): Do not copy the value cache.
16461 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
16463 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
16464 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
16466 * fold-const.c (force_fit_type): Copy value when setting
16468 (int_const_binop): Likewise.
16469 * stor-layout.c: Include params.h
16470 (set_sizetype): Create values cache.
16471 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
16472 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
16473 * params.h (INTEGER_SHARE_LIMIT): New.
16474 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
16476 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
16478 * gimplify.c (gimplify_minimax_expr): Remove.
16479 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
16481 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
16483 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
16484 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
16486 2004-08-19 Mark Mitchell <mark@codesourcery.com>
16488 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
16490 2004-08-18 Andrew Pinski <apinski@apple.com>
16492 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
16494 2004-08-18 Mark Mitchell <mark@codesourcery.com>
16496 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
16497 (__aeabi_ul2f): Likewise.
16499 2004-08-18 Richard Henderson <rth@redhat.com>
16501 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
16502 move to rtl completely.
16503 (struct meminsnbuf, xtensa_emit_block_move): Remove.
16504 (xtensa_find_mode_for_size): Remove.
16505 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
16506 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
16508 2004-08-18 Richard Henderson <rth@redhat.com>
16510 * config/mcore/mcore.c (mode_from_align): Remove DImode.
16511 (block_move_sequence): Rewrite to use adjust_address.
16512 (mcore_expand_block_move): Cleanup logic. Accept only operands.
16513 Return boolean indicating success/failure.
16514 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
16515 * config/mcore/mcore.md (movmemsi): Update to match.
16517 2004-08-18 Mike Stump <mrs@apple.com>
16519 * doc/invoke.texi (-mfix-and-continue): Add support for
16520 fast turn around debugging.
16521 (-ffix-and-continue): Likewise.
16522 (-mindirect-data): Likewise.
16523 (-findirect-data): Likewise.
16524 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
16525 (indirect_data): Likewise.
16526 (machopic_data_defined_p): Likewise.
16527 (machopic_output_indirection): Likewise.
16528 (darwin_encode_section_info): Likewise.
16529 (darwin_fix_and_continue): Likewise.
16530 (darwin_fix_and_continue_switch): Likewise.
16531 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
16532 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
16533 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
16534 (SUBTARGET_OPTIONS): Likewise.
16535 (darwin_fix_and_continue): Likewise.
16536 (darwin_fix_and_continue_switch): Likewise.
16537 (TARGET_FIX_AND_CONTINUE): Likewise.
16538 * config/rs6000.c (rs6000_emit_prologue): Likewise.
16540 2004-08-19 Steven Bosscher <stevenb@suse.de>
16542 * basic-block.h (struct edge_def): Remove crossing_edge.
16543 (EDGE_CROSSING): New define.
16544 (EDGE_ALL_FLAGS): Update.
16545 * bb-reorder.c (find_traces_1_round, better_edge_p,
16546 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
16547 find_jump_block, fix_crossing_conditional_branches,
16548 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
16549 Replace all occurences of crossing_edge with an edge flag check
16551 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16552 try_crossjump_bb): Likewise.
16553 * cfglayout.c (fixup_reorder_chain): Likewise.
16554 * cfgrtl.c (force_nonfallthru_and_redirect,
16555 commit_one_edge_insertion): Likewise.
16557 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
16558 * tree-flow.h (compute_dominance_frontiers): Move prototype...
16559 * basic-block.h: ...here.
16560 * tree-cfg.c (compute_dominance_frontiers_1,
16561 compute_dominance_frontiers): Move from here...
16562 * cfganal.c: ...to here. Include timevar.h.
16564 2004-08-18 James E Wilson <wilson@specifixinc.com>
16566 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
16567 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
16569 * config/mips/mips.md (type): Add frdiv.
16570 (divsf3+1, divsf3+2): Change type to frdiv.
16571 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
16572 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
16574 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
16575 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
16576 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
16577 * config/mips/5000.md (r5k_fdiv_single): Likewise.
16578 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
16579 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
16580 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
16581 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
16582 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
16583 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
16585 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
16587 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
16589 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
16590 get regression tester working again.
16592 2004-08-18 Zack Weinberg <zack@codesourcery.com>
16594 * insn-notes.def, reg-notes.def: New files.
16595 * rtl.h: Use them to define enum insn_note and enum reg_note.
16596 * rtl.c: Use them to define note_insn_name and reg_note_name.
16597 * Makefile.in (RTL_BASE_H): Update.
16599 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
16600 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
16602 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
16604 * arm.c (arm_size_rtx_costs): New function.
16605 (arm_override_options): Use it if optimizing for space.
16607 2004-08-18 Richard Henderson <rth@redhat.com>
16609 * emit-rtl.c (gen_const_mem): New.
16610 * rtl.h (gen_const_mem): Declare.
16611 * expr.c (do_tablejump): Use it.
16612 * varasm.c (force_const_mem): Likewise.
16613 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16614 (machopic_legitimize_pic_address): Likewise.
16615 * config/arm/arm.c (legitimize_pic_address): Likewise.
16616 * config/i386/i386.c (legitimize_pic_address): Likewise.
16617 (legitimize_tls_address): Likewise.
16618 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
16619 * config/ia64/ia64.md (load_fptr): Likewise.
16620 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
16621 * config/pa/pa.c (legitimize_pic_address): Likewise.
16622 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
16623 (rs6000_emit_move): Likewise.
16624 * config/s390/s390.c (legitimize_pic_address): Likewise.
16625 (legitimize_tls_address): Likewise.
16626 * config/s390/s390.md (casesi): Likewise.
16627 * config/sh/sh.c (sh_reorg): Likewise.
16628 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
16629 * config/v850/v850.md (casesi): Likewise.
16631 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
16632 * config/sh/sh.c (prepare_move_operands): Remove incorrect
16633 use of MEM_READONLY_P.
16635 2004-08-18 Steven Bosscher <stevenb@suse.de>
16637 * Makefile.in (OBJS-common): Add postreload-gcse.c.
16638 Add new postreload-gcse.o.
16639 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
16640 (lookup_as_function, insert, rehash_using_reg, use_related_value,
16641 equiv_constant): Use SAFE_HASH instead of safe_hash.
16642 (exp_equiv_p): Export. Add for_gcse argument when comparing
16644 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
16645 find_comparison_args, fold_rtx, cse_insn): Update callers.
16646 (hash_rtx): New function derived from old canon_hash and bits
16647 from gcse.c hash_expr_1.
16648 (canon_hash_string): Rename to hash_rtx_string.
16649 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
16650 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
16651 (cselib_lookup): Update this caller.
16652 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
16654 (hash_expr): Call hash_rtx.
16655 (ldst_entry): Likewise.
16656 (expr_equiv_p): Call exp_equiv_p.
16657 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
16658 reg_used_on_edge, reg_set_between_after_reload_p,
16659 reg_used_between_after_reload_p, get_avail_load_store_reg,
16660 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
16661 get_bb_avail_insn, hash_scan_set_after_reload,
16662 compute_hash_table_after_reload,
16663 eliminate_partially_redundant_loads, gcse_after_reload,
16664 get_bb_avail_insn, gcse_after_reload_main): Remove.
16665 * postreload-gcse.c: New file, reincarnating most of the above.
16666 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
16667 (gcse_after_reload_main): Update prototype.
16668 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
16669 * passes.c (rest_of_handle_gcse2): Use it.
16671 2004-08-18 Diego Novillo <dnovillo@redhat.com>
16673 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
16674 (pass_loop_done): Likewise.
16676 2004-08-18 Andrew Pinski <apinski@apple.com>
16678 * config/rs6000/darwin.md: Delete the altivec patterns which are
16679 handled differently now.
16680 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
16681 (macho_correct_pic_di): Likewise.
16682 (call_indirect_nonlocal_darwin64): Likewise.
16683 Delete the save world/saveFP/saveVec patterns.
16685 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
16686 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
16687 * config/rs6000/rs6000.md: Include darwin.md.
16688 (builtin_setjmp_receiver): Add DImode case.
16689 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
16692 2004-08-18 Matt Austern <austern@apple.com>
16694 Dead code stripping
16695 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
16696 * darwin.c (darwin_file_end): Mark file as potentially strippable.
16698 2004-08-18 Richard Henderson <rth@redhat.com>
16700 * alias.c (readonly_fields_p): Remove.
16701 (objects_must_conflict_p): Don't call it.
16702 * tree.h (readonly_fields_p): Remove.
16703 * langhooks.h (struct lang_hooks): Remove honor_readonly.
16704 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
16706 2004-08-18 Diego Novillo <dnovillo@redhat.com>
16708 * tree-dfa.c (add_referenced_var): Only global variables are
16710 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
16711 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
16712 all pointers dereferenced if the statement dereferences them.
16713 (create_name_tags): Do not create memory tags for pointers
16714 that have PT_ANYTHING set.
16715 Also check if PT_VARS is not empty before creating a name tag.
16716 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
16717 variables that share the same alias set with a pointer that
16718 may point anywhere.
16719 (add_may_alias): Add FIXME comment to remove clobbering
16720 aliased variables and tags.
16721 (replace_may_alias): Likewise.
16722 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
16723 (merge_pointed_to_info): If the original variable has not
16724 points-to information, call set_pt_anything.
16725 (add_pointed_to_var): Do not prevent adding a pointed-to
16726 variable if the pointers is PT_ANYTHING.
16727 If the variable is a global, set PT_GLOBAL_MEM.
16728 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
16729 pointer type only come in PTR+OFFSET flavours.
16730 Always call merge_pointed_to_info on PHI arguments that are
16732 (get_nmt_for): Mark call-clobbered tags whose pointer points
16734 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
16736 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
16738 (add_stmt_operand): Abort if the caller tried to add a killing
16739 definition for a memory tag.
16740 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
16741 unnecessary checks.
16743 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
16745 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
16746 from call_used_regs. Update call_really_used_regs.
16747 (CALL_REALLY_USED_REGISTERS): Define.
16748 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
16749 Replace call_used_regs with call_really_used_regs.
16750 (calc_live_regs, sh_media_register_for_return): Likewise.
16751 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
16752 * sh.md (return_media): Likewise.
16754 2004-08-18 Andrew Pinski <apinski@apple.com>
16756 * config/darwin.c (machopic_legitimize_pic_address): Only set
16757 MEM_READONLY_P in the non TARGET_TOC case.
16759 2004-08-18 Zack Weinberg <zack@codesourcery.com>
16761 * rtl.def (NIL): Delete.
16762 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
16763 Tighten the syntax a little.
16765 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
16766 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
16767 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
16768 * config/i386/predicates.md, config/m32r/m32r.h
16769 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
16770 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
16771 * config/sparc/sparc.h, doc/tm.texi:
16772 Replace all occurrences of NIL with UNKNOWN.
16774 2004-08-18 Zack Weinberg <zack@codesourcery.com>
16776 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
16777 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
16778 sequence inline. Move drop_through_label code into this
16779 block, being the only place it is used. Adjust comments.
16781 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
16783 * config/rs6000/altivec.md: Add new patterns for calls to
16784 save_world/rest_world functions.
16786 * config/rs6000/rs6000-protos.h: (save_world_operation,
16787 restore_world_operation) new declarations.
16789 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
16791 (rs6000_stack_info): Set world_save_p field.
16792 (save_world_operation): New function.
16793 (restore_world_operation): New function.
16794 (compute_save_world_info): New function.
16795 (rs6000_stack_info): Call compute_save_world_info.
16796 (rs6000_emit_prologue): Check for world_save_p and generate
16797 pattern to call save_world for saving all non-volatile and
16799 (rs6000_emit_epilogue): Check for world_save_p and generate
16800 pattern to call rest_world to restore saved registers.
16802 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
16803 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
16804 (rs6000_reg_names): New entries added for save_world_operation and
16805 restore_world_operation.
16807 2004-08-18 Caroline Tice <ctice@apple.com>
16809 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
16810 "-freorder-blocks-and-partition" to the flags used in second
16811 stage of profiledbootstrap.
16812 * bb-reorder.c (push_to_next_round_p): Add new variable,
16813 next_round_is_last; set and use variable to make sure, when
16814 partitioning, that the last trace construction round consists
16815 of all (and only) cold basic blocks.
16816 (rotate_loop): Don't copy blocks that end in a section
16818 (copy_bb): Correctly initialize "partition" of duplicated bb.
16819 (add_unlikely_executed_notes): Add a comment.
16820 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
16821 to make sure, if function contains hot blocks, that the
16822 successors of ENTRY_BLOCK_PTR are hot; also, only look for
16823 crossing edges if the architecture supports named sections.
16824 (mark_bb_for_unlikely_executed_section): Modify to always
16825 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
16826 the basic block note insn.
16827 (fix_crossing_unconditional_branches): Remove extra space.
16828 (fix_edges_for_rarely_executed_code): Modify to only do
16829 partitioning work if the architecture supports named sections.
16830 (reorder_basic_blocks): Modify to only add
16831 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
16832 supports named sections.
16833 * c-common.c (handle_section_attribute): Initialize new global
16834 variable, user_defined_section_attribute, to true if user has
16836 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
16837 forward edges that cross section boundaries.
16838 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
16839 partitioning information if the architecture supports named
16841 * cfgrtl.c (target.h): Add statement to include this.
16842 (rtl_split_block): Make sure newly created bb gets correct
16844 (try_redirect_by_replacing_jump): Make sure redirection isn't
16845 attempting to cross section boundaries.
16846 (force_nonfallthru_and_redirect): Only do partition fix up if
16847 architecture supports named sections.
16848 (rtl_split_edge): Make sure newly created bb ends up in
16850 (commit_one_edge_insertion): Remove code that incorrectly
16851 updated basic block partition; Make sure partition fix up only
16852 happens if architecture supports named sections and it's not
16854 (rtl_verify_flow_info_1): Fix if-condition on test/error
16855 condition that fallthru edges are not allowed to cross section
16857 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
16858 * final.c (final_scan_insn): Remove redundant test from if-statement;
16859 change calls to text_section into calls to function_section; add code
16860 to only to partitioning fix up if architecture supports named
16862 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
16864 (if_convert): Add targetm.have_named_sections to test.
16865 * output.h (unlikely_section_label): Extern declaration for new global
16867 (unlikely_text_section_name): Likewise.
16868 * opts.c (decode_options): If both partitioning and DWARF debugging
16869 are turned on, issue a warning that this doesn't work, and change
16870 partitiong to basic block reordering (without hot/cold partitions).
16871 * passes.c (rest_of_handle_final): Re-set new global variable,
16872 user_defined_section_attribute, to false.
16873 (rest_of_compilation): Change options for calling partitioning
16874 function: Don't call if the user defined the section attribute, and
16875 don't call if DECL_ONE_ONLY is true for the current function.
16876 * predict.c (choose_function_section): Return immediately if we
16877 are doing hot/cold partitioning (i.e. let the basic block partitioning
16878 determine where the function belongs).
16879 * reg-stack.c (emit_swap_insn): Add condition to step over
16880 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
16881 * toplev.c (user_defined_section_attribute): New global variable.
16882 * toplev.h (user_defined_section_attribute): Extern declaration
16883 for new global variable.
16884 * varasm.c (unlikely_section_label): New global variable.
16885 (unlikely_text_section_name): New global variable.
16886 (unlikely_text_section): Add code to initialize
16887 unlikely_text_section_name if necessary; modify to use
16888 unlikely_text_section_name and unlikely_section_label; also to use
16889 named_section properly.
16890 (in_unlikely_text_section): Modify to work correctly with
16891 named_section and to use unlikely_text_section_name.
16892 (named_section): Add code to work properly with cold section.
16893 (function_section): Clean up if-statement.
16894 * config/darwin.c (darwin_asm_named_section): Return to original
16895 code, removing use of SECTION_FORMAT_STRING.
16896 * config/arm/pe.h (switch_to_section): Add case for
16897 in_unlikely_executed_text to switch statement.
16898 * config/i386/cygming.h (switch_to_section): Likewise.
16899 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
16900 (SECTION_FORMAT_STRING): Likewise.
16901 * config/mcore/mcore.h (switch_to_section): Likewise.
16902 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
16903 (SECTION_FORMAT_STRING): Remove.
16905 2004-08-18 Roger Sayle <roger@eyesopen.com>
16907 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
16908 -ffixed-reg safe, by preserving the meanings of zero and one.
16909 (CALL_USED_REGISTERS): Likewise.
16910 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
16912 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
16914 * config/sh/sh.c (split_branches): Check the result of
16916 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
16917 Call rtl_register_cfg_hooks.
16919 2004-08-18 Richard Henderson <rth@redhat.com>
16921 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
16922 * alias.c (true_dependence): Update to match new semantics.
16923 (canon_true_dependence, write_dependence_p): Likewise.
16924 (anti_dependence, output_dependence): Update write_dependence_p args.
16925 (unchanging_anti_dependence): Remove.
16926 * calls.c (purge_mem_unchanging_flag): Remove.
16927 (fixup_tail_calls): Don't call it.
16928 (expand_call): Don't add unchanging memory to function usage.
16929 * expr.c (emit_block_move_via_libcall): Likewise.
16930 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
16931 (get_subtarget): Don't use RTX_UNCHANGING_P.
16932 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
16933 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
16934 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
16935 * cse.c (insert): Don't use RTX_UNCHANGING_P.
16936 (cse_insn, canon_hash): Use MEM_READONLY_P.
16937 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
16938 instead of RTX_UNCHANGING_P.
16939 * explow.c (maybe_set_unchanging): Remove.
16940 * expr.h (maybe_set_unchanging): Remove.
16941 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
16942 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
16943 (assign_parm_setup_reg, expand_function_start): Likewise.
16944 * integrate.c (copy_rtx_and_substitute): Likewise.
16945 * ra-rewrite.c (emit_colors): Likewise.
16946 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
16947 (fixup_match_1): Likewise.
16948 * reload1.c (reload, alter_reg): Likewise.
16949 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
16950 not RTX_UNCHANGING_P.
16951 (equiv_init_varies_p): Likewise.
16952 * loop-invariant.c (check_maybe_invariant): Likewise.
16953 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
16954 * loop.c (note_addr_stored): Likewise.
16955 (prescan_loop): Likewise. Don't check function usage for clobbered
16957 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
16958 not RTX_UNCHANGING_P.
16959 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
16960 * varasm.c (force_const_mem): Likewise.
16961 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
16962 * web.c (entry_register): Likewise.
16963 * tree-gimple.h (get_base_address): Move decl ...
16964 * tree.h: ... here.
16965 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
16967 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
16968 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
16969 (alpha_set_memflags): Update to match.
16971 * config/darwin.c (machopic_indirect_data_reference): Set
16972 MEM_READONLY_P instead of RTX_UNCHANGING_P.
16973 (machopic_indirect_call_target): Likewise.
16974 (machopic_legitimize_pic_address): Likewise.
16975 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
16976 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
16977 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
16978 * config/frv/frv.md (symGOT2reg): Likewise.
16979 * config/i386/i386.c (legitimize_pic_address,
16980 legitimize_tls_address, ix86_split_to_parts): Likewise.
16981 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
16982 * config/ia64/ia64.md (load_fptr): Likewise.
16983 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
16984 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
16985 * config/mcore/mcore.c (block_move_sequence): Likewise.
16986 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
16987 * config/pa/pa.c (legitimize_pic_address): Likewise.
16988 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
16989 (rs6000_emit_move): Likewise.
16990 * config/s390/s390.c (legitimize_pic_address): Likewise.
16991 (legitimize_tls_address): Likewise.
16992 * config/s390/s390.md (casesi): Likewise.
16993 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
16994 * config/sh/sh.md (symGOT2reg): Likewise.
16995 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
16996 * config/v850/v850.md (casesi): Likewise.
16998 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
16999 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
17000 * config/mips/mips.c (mips_restore_gp): Likewise.
17001 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
17002 * config/sh/sh.c (sh_reorg): Likewise.
17004 2004-08-18 Richard Henderson <rth@redhat.com>
17006 * tree.h (struct tree_decl): Add gimple_formal_temp.
17007 (DECL_GIMPLE_FORMAL_TEMP_P): New.
17008 * gimplify.c (pop_gimplify_context): Clear it.
17009 (lookup_tmp_var): Set it, if is_formal.
17010 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
17011 Use is_gimple_val for VECTOR. Simplify return value.
17012 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
17013 (gimplify_expr): Likewise.
17014 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
17015 is_gimple_tmp_rhs for clarity. Update all callers.
17016 (is_gimple_reg_rhs): Simplify logic.
17017 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
17018 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
17019 (is_gimple_formal_tmp_reg): Similarly.
17020 * tree-gimple.h: Update decls.
17021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
17022 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
17023 * tree-ssa-live.c (var_union, type_var_init): Likewise.
17025 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
17027 * c4x.c (legitimize_operands): Remove calls to
17028 preserve_subexpressions_p.
17030 2004-08-18 David Edelsohn <edelsohn@gnu.org>
17032 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
17033 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
17035 2004-08-18 Ziemowit Laski <zlaski@apple.com>
17037 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
17038 Objective-C++ extensions.
17039 * gengtype.c (get_file_basename): Match entire subdirectory name
17040 ('cp', 'objc', 'objcp') rather than just its suffix.
17041 (get_base_file_bitmap): Allow for files to belong to more than one
17043 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
17044 used by more than one front-end.
17046 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
17048 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
17049 avoid use of preserve_subexpressions_p.
17051 2004-08-17 Richard Henderson <rth@redhat.com>
17054 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
17056 2004-08-17 DJ Delorie <dj@redhat.com>
17058 * doc/extend.texi: Document new xstormy16 attribute.
17060 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
17061 (xstormy16_splittable_below100_or_register): New.
17062 (combine_bnp): New.
17063 (xstormy16_reorg): New.
17064 (TARGET_MACHINE_DEPENDENT_REORG): Define.
17066 * config/stormy16/stormy16.md (movqi_internal): Make name public.
17067 (movhi_internal): Likewise.
17068 (cbhranchhi): Likewise.
17069 (cbhranchhi_neg): Likewise.
17070 (andhi3): Only allow splittable below100 operands.
17071 (iorhi3): Likewise.
17072 (peephole2): New and/zero_extend->and peephole.
17073 (peephole2): New load/ior/save->set1 peephole.
17074 (peephole2): New load/and/save->clr1 peephole.
17075 (bclrx, bclrx2, bclr7, bclr15): New.
17076 (bsetx, bsetx2, bset7, bset15): New.
17078 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
17079 liberal about acceptable 'B' masks.
17081 * config/stormy16/stormy16-protos.h
17082 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
17083 xstormy16_below100_operand, xstormy16_below100_or_register,
17084 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
17085 (PREDICATE_CODES): Add new predicates.
17087 * config/stormy16/stormy16.c
17088 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
17089 xstormy16_below100_operand, xstormy16_below100_or_register,
17090 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
17091 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
17092 (xstormy16_legitimate_address_p): Allow below100 symbols.
17093 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
17094 (xstormy16_expand_move): Leave below100 operands as-is.
17095 (xstormy16_encode_section_info): Encode below100 symbols.
17096 (xstormy16_strip_name_encoding): New.
17097 (xstormy16_print_operand): Print 'b' as shift mask.
17098 (xstormy16_attribute_table): Add below100 attributes.
17099 (xstormy16_handle_below100_attribute): New.
17101 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
17102 (XSTORMY16_SECTION_FUNCTION): New.
17103 (EXTRA_SECTION_FUNCTIONS): Define using the above.
17104 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
17105 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
17106 (ASM_OUTPUT_LABELREF): Define.
17108 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
17109 (movhi_internal): Add below100 support.
17110 (andhi3): Add below100 support.
17111 (iorhi3): Add below100 support.
17112 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
17114 2004-08-17 James E Wilson <wilson@specifixinc.com>
17116 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
17117 of VOIDmode for comparison code mode.
17118 * config/mips/mips.md: For conditional move patterns, use mode of
17119 first compare operand for comparison mode, instead of VOIDmode.
17121 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
17122 normal and -ffast-math code.
17124 2004-08-17 Mark Mitchell <mark@codesourcery.com>
17127 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
17129 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
17131 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
17133 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
17135 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
17136 for non Darwin targets.
17137 (*call_value_nonlocal_darwin64): Likewise.
17139 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
17141 * config/rs6000/rs6000.c (rs6000_function_value): Check for
17142 altivec mode for altivec return register.
17144 2004-08-17 David Edelsohn <edelsohn@gnu.org>
17146 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
17147 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17148 * config/rs6000/rs6000.md: Include darwin.md.
17149 (builtin_setjmp_receiver): Add DImode case.
17150 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
17153 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
17155 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
17157 * tree-vectorizer.h: New File: Same.
17158 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
17159 * common.opt (ftree-vectorize): New flag to enable vectorization.
17160 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
17161 vectorization pass.
17162 * tree-data-ref.h (init_data_ref): Additional argument.
17163 (array_base_name_differ_p): Moved to tree-data-ref.c.
17164 * tree-data-ref.c (array_base_name_differ_p): Revised.
17165 (initialize_data_dependence_relation): Call array_base_name_differ_p
17166 with an extra argument.
17167 (analyze_all_data_dependences): Same.
17168 (init_data_ref): Additional argument is_read to set DR_IS_READ.
17169 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
17171 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
17172 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
17173 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
17174 vectorization pass.
17175 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
17176 (tree_ssa_loop_done): Call scev_finalize.
17177 (tree_vectorize): Define the new vectorization pass.
17178 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
17179 size of the vector they support (until support for multiple vector
17180 sizes is added to the vectorizer).
17181 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
17182 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
17183 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
17186 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
17188 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
17190 (generate_protocol_list, handle_impent): Likewise.
17192 2004-08-17 Roger Sayle <roger@eyesopen.com>
17194 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
17195 ensure that call_used_regs is a superset of both fixed_regs and
17196 call_really_used_regs.
17198 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
17201 * arm.md (addsi3_cbranch_scratch): Correct case labels.
17203 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
17205 PR middle-end/17036
17206 * fold-const.c (fold): Check for integer operand when
17207 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
17208 Pinski <pinskia@physics.uc.edu>.
17210 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
17212 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
17213 No need to check if in a cross configuration.
17214 * configure: Regenerate.
17216 * calls.c (precompute_register_parameters):
17217 Inline preserve_subexpressions_p ().
17218 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
17219 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
17221 * expr.c (get_subtarget): Likewise.
17222 * rtl.h (preserve_subexpressions_p): Remove.
17223 * stmt.c (preserve_subexpressions_p): Remove.
17225 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
17226 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
17227 Abort on gimplified cases.
17229 2004-08-16 James E Wilson <wilson@specifixinc.com>
17231 * tree.h (VECTOR_FLOAT_TYPE_P): New.
17232 (FLOAT_TYPE_P): Use it.
17233 * c-typeck.c (build_binary_op): After convert calls, check for
17234 check for ERROR_MARK operands.
17236 2004-08-16 Zack Weinberg <zack@codesourcery.com>
17238 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
17239 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
17240 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
17241 (genobjs static pattern rule): Remove %.c dependency.
17242 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
17243 Rename rules; delete commands; fix dependencies.
17244 (mostlyclean): Do not delete temporary source copies.
17245 * configure.ac: Delete all references to BUILD_PREFIX and
17247 * configure: Regenerate.
17249 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
17250 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
17251 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
17252 with #ifndef GENERATOR_FILE so that nothing from those headers
17255 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
17257 2004-08-16 Adam Nemet <anemet@lnxw.com>
17259 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
17261 2004-08-16 Andrew Pinski <apinski@apple.com>
17263 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
17264 extraneous semicolon.
17266 2004-08-16 Devang Patel <dpatel@apple.com>
17268 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
17269 * print-tree.c (print_node): Print DECL_PRESERVE_P.
17270 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
17271 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
17272 * target.h (struct gcc_target): New member, mark_decl_preserved.
17273 * hooks.c (hook_void_charptr): Rename to ...
17274 (hook_void_constcharptr): ... new name.
17275 * hooks.h (hook_void_charptr): Rename to ..
17276 (hook_void_constcharptr): ... new name.
17277 * tree.h (DECL_PRESERVE_P): New #define.
17278 (struct tree_decl): New member, preserve_flag.
17279 * varasm.c (assemble_start_function): Mark decl preserved.
17280 (assemble_variable): Same.
17281 * darwin.c (darwin_mark_decl_preserved): New function.
17282 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
17283 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
17284 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
17286 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
17288 * c-decl.c (grokdeclarator): Allow for function definition where
17289 innermost declarator has attributes.
17291 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
17293 * except.c (get_exception_filter, build_post_landing_pads,
17294 dw2_build_landing_pads): Use target-specific mode for 'filter'.
17295 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
17296 * target.h (eh_return_filter_mode): New field added.
17297 * targhooks.c (default_eh_return_filter_mode): Defined.
17298 * targhooks.h (default_eh_return_filter_mode): Declared.
17299 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
17301 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
17303 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
17304 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
17305 * configure: Regenerate.
17307 2004-08-16 Stan Shebs <shebs@apple.com>
17309 Basic support for 64-bit Darwin.
17310 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17311 (machopic_legitimize_pic_address): Similarly, plus use Pmode
17313 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
17314 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
17315 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
17316 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
17317 (PROCESSOR_DEFAULT64): Define.
17318 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
17320 * config/rs6000/rs6000.md: Include darwin.md.
17321 (builtin_setjmp_receiver): Add DImode case.
17322 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
17324 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
17325 (rs6000_emit_move): Add DImode case to Darwin bits.
17326 (machopic_output_stub): Use .quad if 64-bit.
17327 * invoke.texi: Document -m32 and -m64.
17329 2004-08-16 Janis Johnson <janis187@us.ibm.com>
17331 * doc/extend.texi (AltiVec builtins): Document additional differences
17332 from the Motorola AltiVec PIM.
17334 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
17336 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
17337 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
17338 (struct tree_common): Update public_flag documentation.
17340 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
17342 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
17343 Check for artificial variables, not is_gimple_tmp_var.
17344 * tree-ssa-live.c (var_union): Likewise.
17346 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
17348 * calls.c (load_register_parameters): Remove spurious FIXME token.
17350 2004-08-15 Ziemowit Laski <zlaski@apple.com>
17352 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
17353 (c-lang.o): Depend on c-objc-common.h.
17354 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
17355 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
17356 * c-lang.c: Include c-objc-common.h.
17357 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
17358 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
17359 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
17360 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
17361 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
17362 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
17363 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
17364 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
17365 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
17366 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
17367 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
17368 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
17369 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
17370 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
17371 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
17372 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17373 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
17374 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
17375 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
17376 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
17377 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
17378 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
17379 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
17380 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
17381 Move to c-objc-common.h.
17382 * c-objc-common.c: Include c-objc-common.h.
17383 * c-objc-common.h: New file.
17385 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
17386 Andrew Pinski <pinskia@physics.uc.edu>
17389 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
17392 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
17394 * tree.h (build_int_cst): New.
17395 (build_int_2): Remove.
17396 * tree.c (build_int_2): Remove.
17397 (build_int_cst): New.
17398 (make_vector_type, build_common_tree_nodes,
17399 build_common_tree_nodes_2): Use build_int_cst.
17400 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
17401 expand_builtin_strpbrk, expand_builtin_fputs,
17402 build_string_literal, expand_builtin_printf,
17403 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
17404 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
17405 fold_builtin_isdigit, simplify_builtin_strstr,
17406 simplify_builtin_strpbrk, fold_builtin_fputs,
17407 simplify_builtin_sprintf): Use build_int_cst.
17408 * c-common.c (start_fname_decls, fix_string_type,
17409 c_common_nodes_and_builtins, c_init_attributes,
17410 shorten_compare): Likewise.
17411 * c-decl.c (complete_array_type,
17412 check_bitfield_type_and_width): Likewise.
17413 * c-lex.c (interpret_integer, lex_charconst): Likewise.
17414 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
17415 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17416 * c-typeck.c (really_start_incremental_init, push_init_level,
17417 set_nonincremental_init_from_string): Likewise.
17418 * calls.c (load_register_parameters): Likewise.
17419 * convert.c (convert_to_pointer): Likewise.
17420 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
17421 build_fn_info_type, build_ctr_info_value, build_gcov_info):
17423 * except.c (init_eh, assign_filter_values, assign_filter_values):
17425 * expmed.c (store_fixed_bit_field, extract_bit_field,
17426 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
17427 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
17428 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
17429 * expr.c (convert_move, emit_group_load, emit_group_store,
17430 expand_assignment, store_constructor, store_field,
17431 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
17432 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
17433 invert_truthvalue, optimize_bit_field_compare,
17434 decode_field_reference, all_ones_mask_p, constant_boolean_node,
17435 fold_div_compare, fold, fold_read_from_constant_string,
17436 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17437 * function.c (assign_parm_setup_block): Likewise.
17438 * stmt.c (shift_return_value, expand_end_case_type,
17439 estimate_case_costs): Likewise.
17440 * stor-layout.c (layout_type, initialize_sizetypes,
17441 set_min_and_max_values_for_integral_type): Likewise.
17442 * tree-chrec.c (chrec_fold_multiply_poly_poly,
17443 reset_evolution_in_loop): Likewise.
17444 * tree-chrec.h (build_polynomial_chrec): Likewise.
17445 * tree-complex.c (build_replicated_const): Likewise.
17446 * tree-eh.c (honor_protect_cleanup_actions,
17447 lower_try_finally_onedest, lower_try_finally_copy,
17448 lower_try_finally_switch): Likewise.
17449 * tree-mudflap.c (mf_build_string, mx_register_decls,
17450 mudflap_register_call, mudflap_enqueue_constant): Likewise.
17451 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
17452 * tree-pretty-print.c (dump_generic_node): Likewise.
17453 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
17455 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
17456 * tree-ssa-loop-niter.c (number_of_iterations_cond,
17457 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
17460 * config/alpha/alpha.c (alpha_initialize_trampoline,
17461 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
17462 * config/arm/arm.c (arm_get_cookie_size): Likewise.
17463 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
17464 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17465 * config/i860/i860.c (i860_va_start): Likewise.
17466 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
17467 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
17468 mips_gimplify_va_arg_expr): Likewise.
17469 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
17470 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
17471 add_compiler_branch_island): Likewise.
17472 * config/s390/s390.c (s390_va_start): Likewise.
17473 * config/sh/sh.c (sh_va_start): Likewise.
17474 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
17476 * config/xtensa/xtensa.c (xtensa_va_start,
17477 xtensa_gimplify_va_arg_expr): Likewise.
17479 * objc/objc-act.c (build_objc_string_object,
17480 build_objc_symtab_template, init_def_list, init_objc_symtab,
17481 init_module_descriptor, generate_static_references,
17482 build_selector_translation_table, get_proto_encoding,
17483 build_typed_selector_reference, build_selector_reference,
17484 build_next_objc_exception_stuff,
17485 build_method_prototype_list_template, generate_descriptor_table,
17486 generate_protocols, build_protocol_initializer,
17487 build_ivar_list_template, build_method_list_template,
17488 build_ivar_list_initializer, generate_ivars_list,
17489 generate_dispatch_table, generate_protocol_list,
17490 build_category_initializer, build_shared_structure_initializer,
17491 generate_shared_structures, handle_impent,
17492 generate_objc_image_info): Use build_int_cst.
17494 2004-08-15 Ben Elliston <bje@au.ibm.com>
17496 * vec.h: Comment improvements.
17498 2004-08-14 Roger Sayle <roger@eyesopen.com>
17500 * c-common.c (shorten_compare, pointer_int_sum,
17501 c_common_truthvalue_conversion, boolean_increment): Replace calls
17502 to build with calls to buildN.
17503 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
17504 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
17505 gimplify_switch_stmt): Likewise.
17506 * c-typeck.c (default_function_array_conversion,
17507 build_component_ref, build_array_ref, build_function_call,
17508 pointer_diff, build_unary_op, build_conditional_expr,
17509 build_compound_expr, build_modify_expr, c_finish_goto_label,
17510 c_finish_goto_ptr, c_finish_return, c_finish_loop,
17511 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
17512 build_binary_op): Likewise.
17514 2004-08-15 Steven Bosscher <stevenb@suse.de>
17516 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
17518 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17520 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
17521 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
17522 * fixinc/fixincl.x: Rebuilt.
17524 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
17526 * config/mips/mips-protos.h (mips_symbolic_constant_p)
17527 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
17528 (mips_small_data_pattern_p): Declare.
17529 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
17530 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
17531 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
17532 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
17533 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
17534 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
17535 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
17536 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
17537 (pc_or_label_operand, call_insn_operand, move_operand)
17538 (consttable_operand, symbolic_operand, general_symbolic_operand)
17539 (global_got_operand, local_got_operand, stack_operand)
17540 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
17541 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
17542 (mips_small_data_pattern_p): Replace previous small_data_pattern
17543 predicate. Turn into a bool () (rtx) function.
17544 * config/mips/predicates.md: New file.
17545 * config/mips/mips.md: Include it. Use the target-independent
17546 comparison_operator instead of cmp_op. Rename trap_cmp_op to
17547 trap_comparison_operator and equality_op to equality_operator.
17548 Replace uses of small_int with the equivalent const_arith_operand.
17549 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
17550 const_float_1_operand to const_1_operand. Rename fcc_register_operand
17551 to fcc_reload_operand.
17552 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
17554 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17556 PR libstdc++/17005 partial fix.
17557 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
17558 except when generating ANSI/C89 code.
17560 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
17562 * c-common.c (shorten_compare): Use force_fit_type directly.
17564 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
17565 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
17566 Dave Korn <dk@artimi.com>
17568 * doc/install.texi (Building): Avoid duplicate reference to GNU
17570 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
17572 2004-08-14 Richard Henderson <rth@redhat.com>
17574 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
17575 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
17577 2004-08-13 Richard Henderson <rth@redhat.com>
17579 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
17580 for constant_call_address_operand.
17581 (call_value_pop_1, call_value_1): Likewise.
17582 (sibcall_value_1, call_value_1_rex64): Likewise.
17584 2004-08-13 James E Wilson <wilson@specifixinc.com>
17586 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
17587 Correct mode from SFmode to DFmode.
17589 2004-08-13 Ziemowit Laski <zlaski@apple.com>
17591 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
17592 __cstring_object and __image_info sections with the no_dead_strip
17595 2004-08-13 Roger Sayle <roger@eyesopen.com>
17596 David Billinghurst <David.Billinghurst@riotinto.com>
17598 PR libgfortran/15930
17599 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
17600 * fixinc/fixincl.x: Regenerate.
17601 * fixinc/tests/base/internal/math_core.h: New file.
17603 2004-08-13 Richard Henderson <rth@redhat.com>
17605 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
17606 (dbxout_function_end): Remove ifdefs for it.
17607 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
17609 2004-08-13 Richard Henderson <rth@redhat.com>
17611 * Makefile.in (insn-preds.o): Depend on TREE_H.
17612 * genpreds.c (write_insn_preds_c): Include tree.h.
17613 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
17614 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
17615 const48_operand, and_operand, or_operand, mode_width_operand,
17616 mode_mask_operand, mul8_operand, const0_operand,
17617 hard_fp_register_operand, hard_int_register_operand,
17618 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
17619 samegp_function_operand, direct_call_operand, small_symbolic_operand,
17620 global_symbolic_operand, call_operand, symbolic_operand,
17621 dtp16_symbolic_operand, dtp32_symbolic_operand,
17622 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
17623 gottp_symbolic_operand, alpha_comparison_operator,
17624 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
17625 signed_comparison_operator, alpha_fp_comparison_operator,
17626 divmod_operator, fix_operator, aligned_memory_operand,
17627 unaligned_memory_operand, reg_or_unaligned_mem_operand,
17628 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
17629 reg_no_subreg_operand, addition_operation): Move to predicates.md.
17630 (reg_or_const_int_operand): Remove. Replace all users with
17631 reg_or_cint_operand.
17632 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
17633 (resolve_reload_operand): Split out of aligned_memory_operand.
17634 * config/alpha/alpha-protos.h: Update for exports.
17635 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
17636 * config/alpha/alpha.md: Include predicates.md.
17637 * config/alpha/predicates.md: New file.
17639 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
17641 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
17642 fields with a pointer to the instruction definition.
17643 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
17644 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
17645 (write_attr_case, write_const_num_delay_slots): Update accordingly.
17646 (write_attr_case, write_const_num_delay_slots): Write the name of
17647 an insn next to its case statement.
17648 * genoutput.c (data): Add a filename field.
17649 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
17650 (output_insn_data): Print the location of each insn definition.
17651 * genrecog.c (write_action): Print the name of an insn above
17652 the statement that returns its code.
17654 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
17656 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
17657 * config/libgloss.h: Likewise.
17658 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
17659 * c4x/c4x-modes.def: Likewise.
17660 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
17661 (c4x_rptb_nop_p): Likewise.
17662 (c4x_rptb_valid_p): Likewise.
17663 (c4x_rptb_insert): Likewise.
17664 (c4x_address_conflict): Likewise.
17665 * config/c4x/c4x.md: Likewise.
17666 * config/frv/frv.md: Likewise.
17667 * config/i386/athlon.md: Likewise.
17668 * config/i386/i386.md: Likewise.
17669 * config/i386/predicates.md: Likewise.
17670 * config/ia64/ia64.c: Likewise.
17671 * config/ia64/itanium1.md: Likewise.
17672 * config/ia64/itanium2.md: Likewise.
17673 * config/iq2000/iq2000.md: Likewise.
17674 * config/mcore/mcore.c: Likewise.
17675 * config/mips/mips.c: Likewise.
17676 * config/mips/r3900.h: Likewise.
17677 * config/mips/sb1.md: Likewise.
17678 * config/pa/milli64.S: Likewise.
17679 * config/pa/pa.c: Likewise.
17680 * config/pa/pa.h: Likewise.
17681 * config/rs6000/8540.md: Likewise.
17683 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
17685 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
17687 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
17689 * sh.md (cbranch define_delay) Use cond_delay_slot for
17690 non-anulled condition too.
17692 2004-08-12 David Edelsohn <edelsohn@gnu.org>
17694 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
17695 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
17696 any_parallel_operand, lmw_operation, stmw_operation,
17697 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
17698 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
17699 any_parallel_operand.
17700 (return_and_restore_fpregs_{si,di}): Same.
17702 2004-08-12 Zack Weinberg <zack@codesourcery.com>
17704 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
17705 if pred->singleton != PARALLEL, issue a warning and pretend it was.
17706 Also issue a warning for any predicate we don't know about.
17708 2004-08-12 Richard Henderson <rth@redhat.com>
17710 * config/i386/i386.c (internal_label_prefix): Export.
17711 (internal_label_prefix_len, struct ix86_address,
17712 ix86_decompose_address, maybe_get_pool_constant,
17713 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
17714 memory_address_length): Export.
17715 (any_fp_register_operand, fp_register_operand,
17716 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
17717 x86_64_general_operand, x86_64_szext_general_operand,
17718 x86_64_nonmemory_operand, x86_64_movabs_operand,
17719 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
17720 x86_64_zext_immediate_operand, const_int_1_31_operand,
17721 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
17722 tls_symbolic_operand, global_dynamic_symbolic_operand,
17723 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
17724 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
17725 constant_call_address_operand, const0_operand, const1_operand,
17726 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
17727 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
17728 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
17729 general_no_elim_operand, nonmemory_no_elim_operand,
17730 index_register_operand, q_regs_operand, flags_reg_operand,
17731 non_q_regs_operand, zero_extended_scalar_load_operand,
17732 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
17733 ix86_comparison_operator, ix86_carry_flag_operator,
17734 fcmov_comparison_operator, promotable_binary_operator,
17735 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
17736 mult_operator, div_operator, arith_or_logical_operator,
17737 memory_displacement_operand, cmpsi_operand, long_memory_operand,
17738 aligned_operand): Move to predicates.md as define_predicates.
17739 (tls_symbolic_operand_1): Remove.
17740 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
17741 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
17742 (legitimize_address): Merge tls_symbolic_operand contents.
17743 (ix86_expand_move): Likewise.
17744 * config/i386/i386-protos.h: Update for exports.
17745 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
17746 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
17747 * config/i386/i386.md: Include predicates.md.
17748 * config/i386/predicates.md: New file.
17750 2004-08-13 Mark Mitchell <mark@codesourcery.com>
17753 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
17755 (i386_pe_mark_dllimport): Likewise.
17756 (i386_pe_encode_section_info): Likewise, when overriding
17757 dllimport attribute.
17759 2004-08-12 Geoffrey Keating <geoffk@apple.com>
17761 * configure.ac: When testing for flex, nm, ar, and bison, check
17762 that they will actually be built.
17763 * configure: Regenerate.
17765 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
17767 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
17768 (MOVE_MAX_PIECES): Define.
17770 2004-08-12 Devang patel <dpatel@apple.com>
17772 * dbxout.c (dbxout_begin_prologue): New function.
17773 (dbx_debug_hooks): Use new begin prologue hook.
17774 (dbxout_function_end): Emit N_ENSYM.
17775 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
17777 2004-08-12 Janis Johnson <janis187@us.ibm.com>
17779 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
17780 argument is float*.
17782 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
17785 * doc/extend.texi (AltiVec builtins): Fix description for recent
17786 changes. Update operation list to match current support.
17788 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
17790 * config/s390/s390.c (struct s390_frame_layout): New struct as element
17791 of struct machine_function.
17792 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
17794 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
17796 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
17797 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
17798 (s390_frame_area, s390_register_info): New functions.
17799 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
17801 (s390_return_addr_rtx, s390_return_address_offset)
17802 (s390_va_start, s390_gimplify_va_arg)
17803 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
17805 (s390_frame_info): Functionality partly moved to s390_register_info.
17806 Made adaptions for new stack layout.
17807 (save_gprs, restore_gprs): Changed meaning of second parameter and
17808 adapted all callers.
17810 * config/s390/s390.h (s390_backchain_string): New global variable.
17811 (MASK_BACKCHAIN): Removed definition.
17812 (TARGET_BACKCHAIN): Changed check.
17813 (TARGET_KERNEL_BACKCHAIN): New macro.
17814 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
17815 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
17816 "kernel-backchain".
17817 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
17819 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
17820 as condition. Adjusted for new stack layout.
17822 * doc/invoke.texi: Added documentation for new option
17823 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
17826 2004-08-12 Paul Brook <paul@codesourcery.com>
17828 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
17829 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
17831 2004-08-12 David Daney <ddaney@avtrex.com>
17833 * java/gcj.texi: Add subsection on signal usage.
17835 2004-08-12 David Edelsohn <edelsohn@gnu.org>
17837 * expr.c (move_by_pieces): Set alignment for move to minimum of
17838 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
17839 alignment, but not less than the original alignment.
17840 (move_by_pieces_ninsns): Same.
17841 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
17842 (store_by_pieces_1): Same.
17844 2004-08-12 Diego Novillo <dnovillo@redhat.com>
17846 PR tree-optimization/16867
17847 * tree.c (is_global_var): New function.
17848 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
17849 Call is_global_var.
17850 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
17852 (is_global_var): Declare.
17853 * tree-dfa.c (dump_variable): Display global and addressable
17855 (add_referenced_var): Clarify documentation when marking
17856 variables call-clobbered.
17857 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
17858 instead of needs_to_live_in_memory.
17859 (mark_call_clobbered): If the variable is a tag, mark it
17861 * tree-gimple.c (is_gimple_reg): Don't check for
17863 (is_gimple_non_addressable): Likewise.
17864 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
17865 needs to be marked call-clobbered.
17866 (setup_pointers_and_addressables): Call is_global_var instead
17867 of needs_to_live_in_memory.
17868 * tree-ssa-dce.c (need_to_preserve_store): Remove.
17869 Update all users with is_global_var.
17870 (mark_stmt_if_obviously_necessary): Fix processing of aliased
17871 stores. Don't check the virtual definitions. Rather, check
17872 whether the store is going into global memory.
17873 (find_obviously_necessary_stmts): Get the symbol from the PHI
17875 * tree-ssa-operands.c (get_call_expr_operands): Do not add
17876 clobbering may-defs if the call does not have side effects.
17878 2004-08-12 Jakub Jelinek <jakub@redhat.com>
17881 * output.h (default_function_rodata_section,
17882 default_no_function_rodata_section): New prototypes.
17883 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
17884 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
17885 (TARGET_ASM_OUT): Add it.
17886 * varasm.c (default_function_rodata_section,
17887 default_no_function_rodata_section): New functions.
17888 * final.c (final_scan_insn): Call
17889 targetm.asm_out.function_rodata_section instead of
17890 readonly_data_section.
17891 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
17892 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17893 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17894 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
17896 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17897 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
17899 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
17901 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17902 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17903 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
17905 2004-08-12 Paul Brook <paul@codesourcery.com>
17907 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
17909 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
17910 DWARF2_UNWIND_INFO.
17912 2004-08-12 Ben Elliston <bje@au.ibm.com>
17915 * config/rs6000/altivec.h: Change vector to __vector throughout.
17916 (Except for the `vector' macro itself).
17918 2004-08-12 Zack Weinberg <zack@codesourcery.com>
17920 * genpreds.c: Add capability to generate predicate bodies as
17921 well as function prototypes. Write function prototypes for
17922 the generic predicates too.
17923 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
17924 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
17925 (write_match_code, write_predicate_expr, write_one_predicate_function)
17926 (parse_option): New functions.
17927 (output_predicate_decls): Delete.
17928 (main): Read the machine description, process DEFINE_PREDICATE or
17929 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
17932 * genrecog.c (struct decision_test): Replace index with
17933 struct pred_data pointer.
17934 (next_index): Remove, unused.
17935 (pred_table, preds, special_mode_pred_table): Delete.
17936 (compute_predicate_codes, process_define_predicate): New functions.
17937 (validate_pattern, add_to_sequence, write_switch): Update for
17938 new data structures.
17939 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
17940 Check both error_count and have_error.
17942 * gensupport.c (in_fname, first_predicate): New globals.
17943 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
17944 (predicate_table, last_predicate, old_pred_table)
17945 (old_special_pred_table): New statics.
17946 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
17947 (add_predicate, init_predicate_table): New functions.
17948 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
17949 (init_md_reader_args_cb): Use the global in_fname. No need to zero
17950 it or max_include_len. Call init_predicate_table.
17951 (read_rtx): Run the predicate queue after the attribute queue
17952 but before all the others.
17953 * gensupport.h (in_fname, struct pred_data, first_predicate)
17954 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
17955 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
17956 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
17957 * dummy-conditions.c: Don't include bconfig.h, system.h,
17958 coretypes.h, tm.h, or system.h. Do include stddef.h.
17959 Duplicate declaration of struct c_test from gensupport.h.
17961 * Makefile.in (OBJS-common): Add insn-preds.o.
17962 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
17963 (insn-preds.c, insn-preds.o): New rules.
17964 (s-preds): Also generate insn-preds.c.
17965 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
17966 Update dependencies.
17967 (print-rtl.o, print-rtl1.o): Correct dependencies.
17969 * recog.h: Delete prototypes of predicate functions.
17971 * doc/md.texi (Predicates): New section with complete
17972 documentation of operand/operator predicates. Remove some
17973 incomplete documentation of predicates from other places.
17974 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
17975 PREDICATE_CODES; indicate that both are deprecated in favor
17976 of define_predicate/define_special_predicate.
17978 * config/ia64/ia64.c: All predicate function definitions moved
17980 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
17981 (ia64_expand_load_address, ia64_expand_move):
17982 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
17984 * config/ia64/ia64.md: All predicates now defined here.
17985 (symbolic_operand): Is now a special predicate.
17987 * config/ia64/ia64.h: Declare ia64_section_threshold.
17988 (PREDICATE_CODES): Delete.
17990 2004-08-12 Richard Henderson <rth@redhat.com>
17992 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
17993 * c-semantics.c (add_stmt): Set it.
17994 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
17995 before instantiating a variable sized type.
17997 2004-08-12 Richard Henderson <rth@redhat.com>
17999 * stor-layout.c (round_up, round_down): Move ...
18000 * fold-const.c (round_up, round_down): ... here. Use
18001 multiple_of_p to avoid any arithmetic at all.
18003 2004-08-12 Richard Henderson <rth@redhat.com>
18005 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
18006 (gimplify_init_ctor_preeval_1): New.
18007 (gimplify_init_ctor_preeval): New.
18008 (gimplify_init_ctor_eval): New.
18009 (gimplify_init_constructor): Use them. Always gimplify the LHS
18012 2004-08-12 Ziemowit Laski <zlaski@apple.com>
18014 (This patch is part of merge of objc-improvements-branch
18017 * doc/frontends.texi: Mention Objective-C++ in addition to
18019 * doc/install.texi: Add 'obj-c++' to list of configurable
18021 * doc/invoke.texi: Rename Objective-C option headings to
18022 indicate they also apply to Objective-C++. List file
18023 extensions for Objective-C++ sources. Mention that
18024 ObjC and ObjC++ compilations may also use C and C++ options,
18025 respectively. Point users to doc/standards.texi for
18026 further info on ObjC and ObjC++.
18027 * doc/sourcebuild.texi: Mention the objcp/ directory and
18028 the Objective-C++ sources it contains.
18029 * doc/standards.texi: Update link to Apple ObjC site;
18030 add link to gcc readings.html WWW doc.
18032 2004-08-12 Alan Modra <amodra@bigpond.net.au>
18034 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
18035 and 2004-07-14 changes.
18037 2004-08-12 Paul Brook <paul@codesourcery.com>
18039 * doc/invoke.texi: Fix typo.
18041 2004-08-11 Devang Patel <dpatel@apple.com>
18043 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
18044 and -no_dead_strip_inits_and_terms.
18046 * doc/invoke.texi (Darwin Options): Document -dead_strip and
18047 -no_dead_strip_inits_and_terms.
18049 2004-08-11 Paul Brook <paul@codesourcery.com>
18051 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
18052 (arm_load_pic_register): ... to this.
18053 * config/arm/arm.c (arm_finalize_pic): Rename ...
18054 (arm_load_pic_register): ... to this. Always output insns at the
18055 current location. Load via low reg in thumb mode.
18056 (arm_expand_prologue): Call arm_load_pic_register.
18057 (thumb_expand_prologue): Ditto.
18058 * config/arm/arm.h (FINALIZE_PIC): Remove.
18059 * config/arm/arm.md (builtin_setjmp_receiver): Call
18060 arm_load_pic_register.
18062 2004-08-11 Paul Brook <paul@codesourcery.com>
18064 * arm.c (thumb_force_lr_save): Add prototype.
18065 (thumb_compute_save_reg_mask): New function.
18066 (thumb_find_work_register): New function.
18067 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
18068 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
18069 Don't clobber r3 when removing pretend args.
18070 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
18071 (thumb_output_function_prologue): Use new functions.
18072 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
18073 * arm.h (THUMB_REG_PUSHED_P): Remove.
18075 2004-08-11 James E Wilson <wilson@specifixinc.com>
18077 PR rtl-optimization/16490
18078 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
18079 global_live_at_end for new basic block if already set for other blocks.
18081 2004-08-11 David Edelsohn <edelsohn@gnu.org>
18083 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
18085 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
18086 (mfcr rlwinm rlwinm patterns): Set length to 12.
18088 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
18090 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
18091 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
18092 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
18093 (start_ssa_stmt_operands): Delete.
18094 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
18095 struct stmt_operands_d.
18096 (build_ssa_operands): New extern entry point.
18097 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
18098 building code, replace with create_ssa_artficial_load_stmt().
18099 * tree-ssa-operands.c (struct voperands_d): Delete.
18100 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
18101 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
18102 (free_uses, free_defs, free_vuses, free_v_may_defs,
18103 free_v_must_defs): Remove dealloc parameter.
18104 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
18105 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
18106 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
18107 vector comparisons, ssa_name reuse, and allocations here.
18108 (verify_start_operands): Delete.
18109 (finalize_ssa_stmt_operands): Set new operands by calling finalize
18111 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
18112 (append_def, append_usei): Simplify to simple accumulation.
18113 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
18114 duplicates and simple accumulation.
18115 (free_ssa_operands): Free vectors in a stmt_operand structure.
18116 (build_ssa_operands): New. Create a new stmt_operand structure from
18117 a stmt and an old set of stmt_operands.
18118 (get_stmt_operands): Simplify and call build_ssa_operands.
18119 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
18120 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
18121 add_call_read_ops): Don't pass prev_vops around anymore.
18122 (note_addressable): Return if no stmt annotation.
18123 (copy_virtual_operands): Access v_may_def operands through a struct.
18124 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
18125 hash tables without treating the stmt as a real stmt.
18126 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
18127 v_may_def def and use through a struct instead of 2 array elements.
18128 (struct v_may_def_optype_d): Use v_may_def_operand_type.
18129 (struct stmt_operands_d): New. Struct for storing all operand vectors.
18131 2004-08-11 Nick Clifton <nickc@redhat.com>
18133 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
18134 this funciton's behaviour. Return true when the current function
18135 has a section attribute and -mlong-calls is in effect.
18136 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
18137 short-call marker when -mlong-calls is in effect and the function
18138 has a section attribute.
18140 2004-08-10 Zack Weinberg <zack@codesourcery.com>
18142 * stmt.c (expand_return): If asked to return the RESULT_DECL,
18143 just call expand_value_return on result_rtl.
18145 2004-08-10 Richard Henderson <rth@redhat.com>
18147 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
18148 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
18149 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
18150 (add_location_or_const_value_attribute): ... not here. Use
18151 loc_descriptor_from_tree if possible.
18152 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
18153 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
18155 (loc_descriptor_from_tree): New. Update callers.
18156 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
18157 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
18158 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
18159 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
18160 and BUILT_IN_STACK_RESTORE.
18161 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
18162 * stmt.c (expand_stack_alloc): Remove.
18163 * tree-mudflap.c (mx_register_decls): Don't look for
18164 BUILT_IN_STACK_ALLOC.
18165 * tree-nested.c (convert_local_reference): Likewise.
18166 * tree.h (DECL_VALUE_EXPR): New.
18168 2004-08-10 Richard Henderson <rth@redhat.com>
18170 * stor-layout.c (round_up): Check for 0/1 before dividing.
18171 (round_down): Likewise.
18173 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
18175 2004-08-09 Mark Mitchell <mark@codesourcery.com>
18177 * config.gcc (arm*-*-eabi*): New target.
18178 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
18179 (TARGET_LIB_INT_CMP_BIASED): Likewise.
18180 * expmed.c (expand_divmod): Try a two-valued divmod function as a
18182 * gthr.h: Remove bogus tokens at end of #pragma.
18183 * optabs.c (expand_twoval_binop_libfunc): New function.
18184 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
18185 (prepare_float_lib_cmp): Try reversing the condition.
18186 (debug_optab_libfuncs): New function.
18187 * optabs.h (expand_twoval_binop_libfunc): Declare.
18188 * config/arm/arm.c (arm_init_libfuncs): New function.
18189 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
18190 (TARGET_INIT_LIBFUNCS): Define it.
18191 * config/arm/arm.h (TARGET_BPABI): New macro.
18192 * config/arm/arm-protos.h
18193 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
18194 * config/arm/bpabi.S: New file.
18195 * config/arm/bpabi.c: Likewise.
18196 * config/arm/bpabi.h: Likewise.
18197 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
18198 (__aeabi_drsub): Likewise.
18199 (__aeabi_dsub): Likewise.
18200 (__aeabi_dadd): Likewise.
18201 (__aeabi_ui2d): Likewise.
18202 (__aeabi_i2d): Likewise.
18203 (__aeabi_f2d): Likewise.
18204 (__aeabi_dmul): Likewise.
18205 (__aeabi_ddiv): Likewise.
18206 (__aeabi_cdrcmple): Likewise.
18207 (__aeabi_cdcmpeq): Likewise.
18208 (__aeabi_cdcmple): Likewise.
18209 (__aeabi_dcmpeq): Likewise.
18210 (__aeabi_dcmplt): Likewise.
18211 (__aeabi_dcmple): Likewise.
18212 (__aeabi_dcmpge): Likewise.
18213 (__aeabi_dcmpgt): Likewise.
18214 (__aeabi_dcmpun): Likewise.
18215 (__aeabi_d2iz): Likewise.
18216 (__aeabi_d2uiz): Likewise.
18217 (__aeabi_d2f): Likewise.
18218 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
18219 (__aeabi_frsub): Likewise.
18220 (__aeabi_fsub): Likewise.
18221 (__aeabi_fadd): Likewise.
18222 (__aeabi_ui2f): Likewise.
18223 (__aeabi_i2f): Likewise.
18224 (__aeabi_fmul): Likewise.
18225 (__aeabi_fdiv): Likewise.
18226 (__aeabi_cfrcmple): Likewise.
18227 (__aeabi_cfcmpeq): Likewise.
18228 (__aeabi_cfcmple): Likewise.
18229 (__aeabi_fcmpeq): Likewise.
18230 (__aeabi_fcmplt): Likewise.
18231 (__aeabi_fcmple): Likewise.
18232 (__aeabi_fcmpge): Likewise.
18233 (__aeabi_fcmpgt): Likewise.
18234 (__aeabi_fcmpun): Likewise.
18235 (__aeabi_f2iz): Likewise.
18236 (__aeabi_f2uiz): Likewise.
18237 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
18238 (__aeabi_uidivmod): New function or alias.
18239 (__aeabi_idivmod): Likewise.
18240 (__aeabi_idiv0): Likewise.
18241 (__aeabi_ldiv0): Likewise.
18242 (__aeabi_llsr): Likewise.
18243 (__aeabi_lasr): Likewise.
18244 (__aeabi_llsl): Likewise.
18245 (bpabi.S): Include it.
18246 * config/arm/libgcc-bpabi.ver: New file.
18247 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
18248 (LINK_SPEC): Remove.
18249 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
18251 * config/arm/t-bpabi: New file.
18252 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
18253 (TARGET_LIB_INT_CMP_BIASED): Likewise.
18255 2004-08-10 David Edelsohn <edelsohn@gnu.org>
18257 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
18258 * config/rs6000/rs6000.md (clrmemsi): New pattern.
18259 * config/rs6000/rs6000.c (expand_block_clear): New function.
18260 (expand_block_move): Convert alignment to bits. Use SImode and
18261 HImode for unaligned addresses if not STRICT_ALIGNMENT.
18263 2004-08-10 Caroline Tice <ctice@apple.com>
18265 * varasm.c (unlikely_section_label): New global variable.
18266 (unlikely_text_section_name): New global variable.
18267 (text_section): Remove alignment statement.
18268 (unlikely_text_section): Remove alignment statement; use
18269 unlikely_section_label rather than hard-coded string.
18270 (assemble_start_function): Initialize unlikely_section_label and
18271 unlikely_text_section_name; make sure cold section is properly
18272 aligned at start of function; output unlikely_section_label if
18275 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
18277 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
18278 * config/s390/s390.c (s390_canonicalize_comparison): New function.
18279 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
18280 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
18281 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
18282 ("*tmqi_mem"): Remove SUBREG from pattern.
18283 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
18284 ("*andsi3_cconly"): Likewise.
18286 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
18289 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
18291 2004-08-10 Janis Johnson <janis187@us.ibm.com>
18293 * doc/sourcebuild.texi (compat testing): Document available test
18294 framework commands. Use the preferred spelling of DejaGnu.
18296 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
18298 * lambda.h: Add matrix type, and prototypes for remainder of
18299 matrix and vector functions.
18300 (lambda_vector_mult_const): New function.
18301 (lambda_vector_negate): Ditto.
18302 (lambda_vector_add): Ditto.
18303 (lambda_vector_add_mc): Ditto.
18304 (lambda_vector_copy): Ditto.
18305 (lambda_vector_zerop): Ditto.
18306 (lambda_vector_equal): Ditto.
18307 (lambda_vector_min_nz): Ditto.
18308 (lambda_vector_first_nz): Ditto.
18309 (lambda_vector_matrix_mult): Ditto.
18310 * lambda-mat.c: New file.
18311 * Makefile.in (lambda-mat.o): New.
18313 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
18315 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
18316 after linking stmt into the program.
18317 (bsi_remove): Don't call modify_stmt.
18318 * tree-complex.c (update_complex_assignment,
18319 expand_complex_comparison): Call modify_stmt after changing the stmt.
18320 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
18322 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
18323 the stmt, and only if needed.
18324 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
18326 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
18327 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
18328 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
18329 (eliminate_redundant_computations): Don't pass an annotation. Call
18330 modify_stmt rather than setting the annotation directly.
18331 (record_equivalences_from_stmt): Remove unused local 'j'.
18332 (cprop_operand): Take a stmt rather than an annotation as a parameter.
18334 (cprop_into_stmt): Pass stmt rather than annotation.
18335 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
18336 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
18338 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
18340 2004-08-10 Jason Merrill <jason@redhat.com>
18342 PR middle-end/16948
18343 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
18346 2004-08-10 Geoffrey Keating <geoffk@apple.com>
18348 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
18351 2004-08-10 Roger Sayle <roger@eyesopen.com>
18353 * config/mips/mips.md: New reciprocal square root patterns that
18354 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
18356 2004-08-10 Paul Brook <paul@codesourcery.com>
18358 * config/arm/arm-protos.h (arm_set_return_address,
18359 thumb_set_return_address): Add prototypes.
18360 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
18361 * config/arm/arm.c (arm_compute_func_type,
18362 use_return_insn, arm_compute_save_reg0_reg12_mask,
18363 arm_compute_save_reg_mask, arm_output_function_prologue,
18364 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
18365 current_function_calls_eh_return.
18366 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
18368 (arm_set_return_address, thumb_set_return_address): New functions.
18369 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
18370 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
18371 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
18372 (epilogue): Use the stackadj register.
18373 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
18375 2004-08-10 Jakub Jelinek <jakub@redhat.com>
18378 * expr.c (move_by_pieces_ninsns): Add max_size argument.
18379 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
18380 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
18381 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
18382 but using MOVE_RATIO.
18383 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
18384 (can_store_by_pieces): Change max_size type to unsigned int.
18385 (store_by_pieces_1): Likewise. Pass max_size to
18386 move_by_pieces_ninsns.
18387 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
18388 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
18389 to move_by_pieces_ninsns.
18390 (STORE_BY_PIECES_P): Define.
18391 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
18392 to move_by_pieces_ninsns.
18393 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
18395 * config/i386/i386.h (CLEAR_RATIO): Define.
18397 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18399 * expr.c (expand_expr_real_1): Add back code that was not dead.
18401 2004-08-09 Andrew Pinski <apinski@apple.com>
18403 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
18404 which is found to be compatible before returning the aliasing set.
18406 2004-08-09 Daniel Jacobowitz <dan@debian.org>
18408 * ggc-zone.c (struct alloc_zone): Add statistics counters.
18409 (always_collect): New flag.
18410 (ggc_alloc_zone_1): Update statistics support. Don't include
18411 overhead in allocated counter.
18412 (sweep_pages): Update allocated counter for large pages. Don'y
18414 (ggc_collect_1): Always collect.
18415 (ggc_collect): Honor always_collect flag. Sum all zones to decide
18416 whether to collect.
18417 (SCALE, LABEL): New macros.
18418 (ggc_print_statistics): Add statistics support.
18420 2004-08-09 Roger Sayle <roger@eyesopen.com>
18422 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
18423 (init_expmed): Fix potential overrun problem with "all.reg".
18424 (expand_sdiv2_pow2): Add an alternate implementation for signed
18425 division, if the target provides a suitable conditional move insn.
18427 2004-08-09 Paul Brook <paul@codesourcery.com>
18428 Richard Henderson <rth@redhat.com>
18430 * unwind-dw2.c (uw_install_context_1): Update target saved stack
18433 2004-08-09 Geoffrey Keating <geoffk@apple.com>
18435 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
18436 Check DATA limit only if there's no AS limit. Ignore insanely
18438 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
18439 but take care that the AS limit isn't overrun.
18440 * doc/invoke.texi: Update documentation of min-heapsize parameter.
18442 2004-08-09 Jeff Law <law@redhat.com>
18444 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
18445 (tree-ssa-threadupdate.o): Add dependencies.
18446 * tree-ssa-threadupdate.c: New file.
18447 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
18448 (rewrite_vars_out_of_ssa): Remove prototype.
18449 (cleanup_tree_cfg): Returns a bool.
18450 * tree.h (thread_through_all_blocks): Prototype.
18451 * tree-outof-ssa.c (SSANORM_*): Move into here.
18452 (remove_ssa_form): Now static.
18453 (rewrite_vars_out_of_ssa): Kill.
18454 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
18455 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
18456 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
18457 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
18458 anything was changed.
18459 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
18460 from the PHI's annotation rather than the edge associated with
18462 * tree-ssa-dom.c (redirection_edges): Kill.
18463 (redirect_edges_and_update_ssa_graph): Kill.
18464 (tree_ssa_dominator_optimize): Do not reset forwardable flag
18465 for blocks anymore. Do not initialize redirection_edges.
18466 Call thread_through_all_blocks. Simplify code for cleanup
18467 of the CFG and iterating. No longer call cleanup_tree_cfg
18468 outside the iteration loop.
18469 (thread_across_edge): No longer mess with forwardable blocks.
18471 2004-08-09 Zack Weinberg <zack@codesourcery.com>
18473 * explow.c (memory_address): Use memory_address_p.
18474 * recog.c (general_operand): Likewise.
18475 * regrename.c: No need to define REG_OK_STRICT.
18477 2004-08-09 Steven Bosscher <stevenb@suse.de>
18479 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
18481 * gcse.c: Include timevar.h.
18482 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
18483 and global_copy_prop_count.
18484 (local_const_prop_count, local_copy_prop_count): New static globals.
18485 (gcse_main): Set the right timevar for each pass.
18486 (cprop_jump): Increment global_const_prop_count when a constant is
18487 propagated. Add "GLOBAL" to dump output.
18488 (cprop_insn): Increment global_const_prop_count when a constant is
18489 propagated, or global_copy_prop_count when a copy is propagated.
18490 (do_local_cprop): Likewise for local_const_prop_count and
18491 local_copy_prop_count.
18492 (one_cprop_pass): Initialize const/cprop counters to zero.
18493 Print out results of local and global const/cprop separately.
18494 (bypass_block): Break over-length line.
18495 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
18496 for bb-reorder.o and tracer.o.
18498 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18500 * Makefile.in (GTFILES): Remove stmt.c
18501 (stmt.o): Do not depend on gt-stmt.h.
18502 * emit-rtl.c (emit_line_note): Do not call
18503 set_file_and_line_for_stmt.
18504 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
18506 * function.c (free_after_parsing): Do not free STMT field.
18507 (allocate_struct_function): Do not call init_stmt_for_function.
18508 (assign_stack_temp_for_type): Do not accept values of keep
18510 (init_temp_slots): Do not initialize removed variables.
18511 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
18512 and X_VAR_TEMP_SLOT_LEVEL fields.
18513 * rtl.h (set_file_and_line_for_stmt): Remove.
18514 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
18515 struct stmt_status, cond_stack, case_stack, nesting_stack,
18516 nesting_depth, emit_locus, set_file_and_line_for_stmt,
18517 same_case_target_p, init_stmt_for_function, emit_nop,
18518 expand_start_cond, expand_start_elseif, expand_start_else,
18519 expand_elseif, expand_end_cond): Remove.
18520 (preserve_subexpressions_p): Remove references to CFUN->STMT.
18521 (expand_start_case, expand_end_case_type): Remove, merge into...
18522 (expand_case): ... this one, including other bits from
18523 expand_expr_real_1. Inline same_case_target_p. Turn members
18524 of CASE_STACK into local variables.
18525 (emit_case_bit_tests): Inline same_case_target_p.
18526 (add_case_node): Add HEAD argument, return new head of the list,
18527 do not handle default label here.
18528 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
18529 expand_start_elseif, current_nesting_level, expand_start_case,
18530 expand_end_case_type, expand_end_case, add_case_node,
18531 init_stmt_for_function, expand_elseif): Remove prototypes.
18532 (expand_case): Add prototype.
18534 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18536 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
18538 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18540 * expr.c (var_rtx): Remove.
18541 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
18542 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
18543 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
18545 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
18546 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
18547 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
18549 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
18550 Ayal Zaks <zaks@il.ibm.com>
18552 * common.opt (freschedule-modulo-scheduled-loops): New flag.
18553 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
18554 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
18555 when -freschedule-modulo-scheduled-loops flag is not specified.
18556 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
18557 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
18558 More accurate placing of insn in row of partial schedule.
18559 (ps_insn_find_column): New function.
18560 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
18561 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
18562 (schedule_region): Use sched_is_disabled_for_current_region_p.
18563 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
18565 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
18567 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
18570 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
18572 * config/i386/i386.c (ix86_expand_clrmem): Properly call
18573 gen_strset for 64bit target.
18575 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
18577 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
18579 2004-08-07 Jason Merrill <jason@redhat.com>
18581 Make return in memory explicit.
18582 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
18583 (assign_parm_find_data_types): Remove code for old front end
18584 invisible reference handling.
18585 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
18586 (expand_function_end): Likewise.
18587 * gimplify.c (gimplify_return_expr): Handle a dereferenced
18589 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
18590 (declare_return_variable): Handle DECL_BY_REFERENCE.
18591 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
18592 (cp_genericize_r): Use convert_from_reference.
18593 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
18594 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
18596 * c-common.c (c_warn_unused_result): Check TREE_USED before
18597 warning about a CALL_EXPR with an unused value.
18599 2004-08-06 Mark Mitchell <mark@codesourcery.com>
18601 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
18602 to the compiler. Use -fshort-wchar by default.
18604 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
18606 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
18607 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
18609 * doc/invoke.texi (param): Document min-crossjump-insns.
18611 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
18614 * c.opt (Wmissing-field-initializers): New option.
18615 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
18616 * c-typeck.c (pop_init_level): Guard the missing field warning with
18617 warn_missing_field_initializers rather than extra_warnings.
18618 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
18619 some of the explanation from...
18620 (-Wextra): ...here. Say that the missing field warning can be
18621 seperately controlled by -Wmissing-field-initializers.
18623 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
18625 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
18626 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
18627 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
18628 * tree.def (ENTRY_VALUE_EXPR): Remove.
18630 2004-08-06 Jakub Jelinek <jakub@redhat.com>
18632 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
18633 the places where it is actually needed. Don't use repz; stosb
18634 for -Os with sufficiently small constant sizes.
18635 For sufficiently small repz; stos{l,q} repeat counts use a sequence
18636 of stos{l,q} instructions instead.
18638 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18640 PR tree-optimization/16807
18641 * loop-iv.c (dump_iv_info): Dump invariants correctly.
18642 (iv_subreg, iv_extend): Express value of invariant purely in
18645 2004-08-06 Mark Mitchell <mark@codesourcery.com>
18647 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
18648 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
18650 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
18652 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
18653 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
18655 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
18656 pattern until reload is finished to allow better code generation
18657 and split them completely into separate instrunctions.
18658 (*andsi3_split): New pattern.
18660 2004-08-05 Mark Mitchell <mark@codesourcery.com>
18662 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
18663 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
18664 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
18665 * tree.h (handle_dll_attribute): Declare. Test
18666 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
18667 * c-common.h (c_determine_visibility): Declare.
18668 * c-common.c (c_determine_visibility): New function.
18669 * c-decl.c (finish_decl): Use it.
18670 (finish_function): Likewise.
18671 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
18672 zero, by default. Use #if, not #ifdef, to test it.
18673 * config/arm/arm.c (arm_attribute_table): Use
18674 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
18676 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
18677 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
18679 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
18680 * config/i386/i386.c (ix86_attribute_table): Use
18681 handle_dll_attribute for dllimport/dllexport. Test
18682 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
18683 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
18684 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
18686 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
18688 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
18690 * doc/extend.texi (dllexport): Clarify and correct documentation.
18691 (dllimport): Likewise.
18692 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
18693 handle_dll_attribute.
18695 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18697 * tree-ssa-loop-manip.c: New file.
18698 * Makefile.in (tree-ssa-loop-manip.o): Add.
18699 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
18701 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
18703 (tree_ssa_loop_done): Verify loop closed ssa form.
18704 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
18706 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18708 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
18709 pa_asm_output_aligned_local): New functions.
18710 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
18711 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
18712 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
18713 pa_asm_output_aligned_common.
18714 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
18715 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
18716 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
18717 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
18718 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
18719 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
18720 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
18721 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
18724 2004-08-05 Andrew Pinski <apinski@apple.com>
18726 * objc/objc-act.c (build_objc_string_object): Mark the address
18727 expression as constant.
18729 2004-08-05 David Edelsohn <edelsohn@gnu.org>
18731 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
18732 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
18733 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
18735 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
18737 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
18738 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
18739 out, and associated obsolete comments.
18741 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
18743 * tree.h (force_fit_type): Return a tree, take three flags.
18744 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
18745 TREE_CONSTANT_OVERFLOW here.
18746 (int_const_binop, const_binop): Adjust.
18747 (size_int_type): Do sign extension here.
18748 (fold_convert_const, optimize_bit_field_compare,
18749 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
18750 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
18751 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
18753 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18755 PR tree-optimization/16864
18756 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
18757 for ssa names without default_def.
18759 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
18761 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
18762 frame pointer, restore eax with an ebp-relative address.
18764 2004-08-04 Geoffrey Keating <geoffk@apple.com>
18767 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
18768 * c-common.h (make_rtl_for_local_static): Delete.
18769 * c-decl.c (shadow_tag_warned): Clean up comment.
18770 (finish_decl): Clean up spacing. Use set_user_assembler_name when
18771 appropriate. Don't pass asmspec to rest_of_decl_compilation.
18772 * c-semantics.c (make_rtl_for_local_static): Delete.
18773 * expr.c (init_block_move_fn): Use set_user_assembler_name.
18774 (init_block_clear_fn): Likewise.
18775 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
18776 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
18777 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
18778 * tree.h (make_decl_rtl): Remove second parameter.
18779 (set_user_assembler_name): New.
18780 * varasm.c (set_user_assembler_name): New.
18781 (make_decl_rtl): Remove second parameter. Update callers in many
18784 2004-08-05 Adam Nemet <anemet@lnxw.com>
18786 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
18787 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
18789 * gthr-lynx.h: New file.
18790 * config/lynx-ng.h: Remove file.
18791 * config/lynx.h: Update to LynxOS 4.0.
18792 * config/t-lynx: New file.
18793 * config/i386/lynx-ng.h: Remove file.
18794 * config/i386/lynx.h: Update to LynxOS 4.0.
18795 * config/rs6000/lynxbase.h: Remove file.
18796 * config/rs6000/lynx.h: Update to LynxOS 4.0.
18797 * config/rs6000/t-lynx: New file.
18798 * doc/install.texi (Options specification): Remove reference to
18799 LynxOS from systems where --with-gnu-as makes a difference.
18801 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
18803 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
18805 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
18807 (c_cpp_builtins): Call it.
18808 * doc/cpp.texi: Update.
18810 2004-08-04 David Edelsohn <edelsohn@gnu.org>
18812 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
18815 2004-08-04 Jan Hubicka <jh@suse.cz>
18817 * basic-block.h (profile_staus): New global variable.
18818 * cfg.c (profile_status): Declare.
18819 (check_bb_profile): Break out from ....; use profile_status
18820 (dump_flow_info): ... here.
18821 * cfgbuild.c (find_basic_blocks): Set profile_status.
18822 * cfgexpand.c (tree_expand_cfg): Likewise.
18823 * predict.c (estimate_probability): Likewise.
18824 * profile.c (branch_prob): Likewise.
18825 * tree-cfg.c (build_tree_cfg): Likewise.
18826 (dump_function_to_file): Use check_bb_profile.
18827 * tree-pretty-print (dump_bb_header): Likewise.
18828 * tree-profile.c (do_tree_profiling): Cleanup.
18830 2004-08-04 Zack Weinberg <zack@codesourcery.com>
18832 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
18833 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
18834 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
18835 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
18836 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
18837 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
18838 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
18839 (ggc-none.o, errors.o): Move rule to generators section;
18840 correct dependencies.
18841 (min-insn-modes.o): Move rule to generators section; remove
18842 unnecessary explicit command; correct dependencies.
18843 (print-rtl.o, print-rtl1.o): Correct dependencies.
18844 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
18845 (mostlyclean): Update.
18847 * errors.c: Include bconfig.h not config.h. Correct comment.
18848 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
18849 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
18850 * print-rtl.c: Don't include tm_p.h.
18852 * rtl.h: Move forward-decl of struct function down where it's
18853 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
18854 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
18856 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18857 Jeff Law <law@redhat.com>
18859 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
18860 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
18861 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
18862 manipulate the duplicated ssa names.
18863 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
18864 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
18865 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
18867 (release_ssa_name): Do not release ssa names that may have multiple
18869 * tree.h (release_ssa_name_force, mark_for_rewrite,
18870 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
18871 marked_ssa_names): Declare.
18872 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
18873 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
18874 Update call to rewrite_ssa_into_ssa.
18876 2004-08-04 Mark Mitchell <mark@codesourcery.com>
18878 * defaults.h (TARGET_DECLSPEC): New macro.
18879 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
18880 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
18881 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
18882 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
18883 __declspec support.
18884 (TARGET_DECLSPEC): Define.
18885 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
18886 __declspec support.
18887 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
18888 __declspec support.
18889 (TARGET_DECLSPEC): Define.
18890 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
18891 __declspec support.
18892 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
18894 * doc/tm.texi (TARGET_DECLSPEC): Document.
18896 * doc/extend.texi: Fix typo in comment.
18898 2004-08-04 Paul Brook <paul@codesourcery.com>
18900 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
18901 (TARGET_CXX): Use it.
18902 * target.h (struct gcc_target): Add cdtor_returns_this.
18903 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
18904 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
18905 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
18907 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
18909 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
18910 low/high pair. Do range checking directly.
18911 (interpret_integer): Adjust.
18913 2004-08-04 Nick Clifton <nickc@redhat.com>
18915 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
18917 * doc/invoke.texi: Document this new switch and also the -mrenesas
18920 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
18922 * cfglayout.c (insn_locators_initialize): Update the current
18923 location before initializing a location.
18925 2004-08-03 Zack Weinberg <zack@codesourcery.com>
18927 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
18928 (dbxout_function_end): Return after emitting the "Lscope" symbol
18929 under the same conditions that this function formerly wasn't called.
18930 Add explanatory comments.
18933 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
18937 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
18938 functions, broken out of dbxout_block.
18939 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
18940 stabs too, if it contains symbols. Use the begin_label and
18941 the Lscope label (emitted by dbxout_function_end) for the
18942 range of this block.
18944 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
18946 * doc/install.texi: Update autoconf version requirements.
18948 2004-08-03 Zack Weinberg <zack@codesourcery.com>
18950 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
18951 * recog.c (general_operand, immediate_operand, nonmemory_operand)
18952 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
18953 * regclass.c (record_reg_classes): Likewise.
18954 * reload.c (find_reloads): Likewise.
18955 * reload1.c (reload): Likewise.
18957 2004-08-03 Zack Weinberg <zack@codesourcery.com>
18959 * gensupport.c (init_md_reader_args_cb): Renamed from
18960 init_md_reader_args. Add third option, callback function for
18961 parsing program-specific options. Add diagnosis of incorrect
18962 number of input files.
18963 (init_md_reader): Fold into init_md_reader_args_cb.
18964 (init_md_reader_args): Now a thin wrapper around
18965 init_md_reader_args_cb.
18966 * gensupport.h: Update prototypes.
18968 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
18969 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
18970 * genrecog.c: No need to diagnose lack of an input file;
18971 init_md_reader_args will handle it.
18972 * genconditions.c: Likewise, and use init_md_reader_args.
18973 * genconstants.c: Likewise, and no need to call read_md_rtx.
18975 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
18977 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
18980 2004-08-03 Mike Stump <mrs@apple.com>
18982 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
18984 * doc/invoke.texi (Darwin Options): Update to reflect above.
18986 2004-08-03 Roger Sayle <roger@eyesopen.com>
18988 PR middle-end/16790
18989 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
18990 truncations, not just global truncations.
18992 2004-08-03 Andrew Pinski <apinski@apple.com>
18995 * loop-iv.c (simplify_using_assignment): Initialize lhs.
18997 2004-08-03 Paul Brook <paul@codesourcery.com>
18999 * gcc/doc/install.texi: Document MPFR requirement.
19001 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
19003 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
19004 and mmap() explicitly instead of relying on preset autoconf cache
19006 * configure: Regenerate.
19008 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19011 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
19013 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
19014 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
19017 * config/i386/t-gmm_malloc: New file.
19018 * config/i386/t-pmm_malloc: Likewise.
19020 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
19022 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19023 Tanguy Fautrà <tfautre@pandora.be>
19025 * config/i386/pmm_malloc.h: New file.
19027 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
19029 * config/i386/gmm_malloc.h: New file.
19031 2004-08-03 Dale Johannesen <dalej@apple.com>
19033 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
19034 * c-common.c: Include opts.h.
19035 (c_common_get_alias_set): Fix check for a single input file.
19036 * toplev.c: Remove current_file_decl.
19039 2004-08-03 Mark Mitchell <mark@codesourcery.com>
19041 * config.gcc (arm*-*-symbianelf*): New target.
19042 * config/arm/symbian.h: New file.
19044 * gthr-gnat.c: Add visibility #pragmas.
19045 * gthr-gnat.h : Likewise.
19046 * gthr.h: Likewise.
19047 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
19048 (__ffsDI2): Likewise.
19049 (__clzSI2): Likewise.
19050 (__ctzSI2): Likewise.
19051 (__ctzDI2): Likewise.
19052 (__popcountSI2): Likewise.
19053 (__popcountDI2): Likewise.
19054 (__paritySI2): Likewise.
19055 (__parityDI2): Likewise.
19056 * libgcc2.h: Add visibility #pragmas.
19057 (__clzDI2): Add prototype.
19058 (__clzSI2): Likewise.
19059 (__ctzSI2): Likewise.
19060 (__ffsDI2): Likewise.
19061 (__ffsSI2): Likewise.
19062 (__ctzDI2): Likewise.
19063 (__popcountSI2): Likewise.
19064 (__popcountDI2): Likewise.
19065 (__paritySI2): Likewise.
19066 (__parityDI2): Likewise.
19067 * unwind-dw2-fde.h: Add visibility #pragmas.
19068 * unwind.h: Likewise.
19070 2004-08-03 David Edelsohn <edelsohn@gnu.org>
19071 Dale Johannesen <dalej@apple.com>
19072 Roger Sayle <roger@eyesopen.com>
19074 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
19075 constants more accurately. Adjust costs for FMA instructions.
19076 Add cases for most logical and float operations. Recurse into
19079 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19081 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
19083 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
19085 * ra-build.c (conflicts_between_webs): For webs that cross a call add
19086 conflicts to regs_invalidated_by_call.
19088 2004-08-03 Paul Brook <paul@codesourcery.com>
19090 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
19092 2004-08-03 Jan Hubicka <jh@suse.cz>
19094 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
19095 ARRAY_REF argument.
19097 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19099 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
19100 arm968es, arm10e, arm1020e, arm1022e.
19101 * invoke.texi: Update list of ARM cores.
19102 * arm-tune.md: Regenerate.
19104 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19106 * arm/gentune.sh: New file.
19107 * arm/t-arm: New file.
19108 * arm/arm-tune.md: New file (autogenerated).
19109 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
19110 * arm.md (attribute tune): Delete. Include arm-tune.md.
19112 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
19114 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
19115 penultimate parameter. All callers adjusted.
19116 (struct prefix_list): Remove used_flag_ptr.
19117 (find_a_file): Do not set *pl->used_flag_ptr.
19118 (warn_B, warn_std_ptr): Remove.
19120 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
19121 Mostafa Hagog <mustafa@il.ibm.com>
19123 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
19125 2004-08-02 Geoffrey Keating <geoffk@apple.com>
19127 * dwarf2out.c (output_call_frame_info): Don't change data format
19128 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
19129 label. Use 'true' not '1'.
19130 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
19133 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19135 * gdbinit.in: Reflect previous changes to rtunion_def.
19137 2004-08-02 Roger Sayle <roger@eyesopen.com>
19139 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
19140 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
19142 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19144 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
19146 * langhooks.h (lang_hooks::builtin_function): Rename parameter
19147 from "class" to "bt_class".
19149 2004-08-02 Paul Brook <paul@codesourcery.com>
19151 PR rtl-optimization/15068
19152 * flow.c (init_propagate_block_info): Check condition is reversible.
19154 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19156 * gengtype.h (options::info): Change type to const char *.
19157 (enum gc_used_enum): Move out of struct type scope.
19158 * gengtype.c (create_option): Convert initializer for option::info to
19160 (adjust_field_type, walk_type, write_func_for_structure,
19161 write_root, write_roots): Remove pointless cast.
19163 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
19165 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
19167 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19169 * rtl.h (union rtunion_def): Have all members start with the
19171 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
19172 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
19173 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
19174 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
19176 * gengtype.c (adjust_field_rtx_def): Likewise.
19177 * rtlanal.c (loc_mentioned_in_p): Likewise.
19179 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
19181 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
19182 Replace uses of mips/elf64.h with mips/elf.h
19183 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
19184 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
19185 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
19186 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
19187 (HANDLE_SYSV_PRAGMA): Delete.
19188 (ASM_OUTPUT_DEF): Fix formatting.
19189 * config/mips/elf64.h: Delete.
19191 2004-08-01 Zack Weinberg <zack@codesourcery.com>
19193 * config/ia64/ia64.c (got_symbolic_operand): Do require a
19194 symbol+offset operand to have its offset be zero mod 0x3fff
19195 when GOT entries are in use. Clarify logic in SYMBOL_REF
19196 case. Clarify comments.
19197 (ia64_expand_load_address): Split a symbol+offset load when
19198 the offset is nonzero mod 0x3fff, not 0x1fff.
19200 2004-08-01 Geoffrey Keating <geoffk@apple.com>
19202 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
19203 if trying to *store* to a non-offsettable address.
19204 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
19205 a nonoffsettable address.
19206 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
19208 (movti_string): Don't move GPRs to a nonoffsettable address.
19209 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
19211 2004-08-02 Ben Elliston <bje@au.ibm.com>
19214 * config/rs6000/altivec.h: Replace typeof with __typeof__.
19216 2004-08-01 Richard Henderson <rth@redhat.com>
19218 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
19219 variable sized types.
19221 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19223 * doc/invoke.texi: In the MIPS options section, remove the passage
19224 saying that -mexplicit-relocs is usually disabled for -mabicalls
19225 -fno-unit-at-a-time.
19226 * config/mips/mips.c (override_options): Remove the code that enforced
19229 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19231 * config/mips/mips.md (cprestore): Provide two alternatives, one for
19232 an in-range offset and one for an out-of-range offset. Wrap the latter
19233 in .set macro/.set nomacro if it's inside a .set nomacro block.
19235 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19237 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
19238 (mips_restore_gp): Declare.
19239 * config/mips/mips.c (mips_add_offset): Add a scratch register
19240 argument. Reimplement in rtl only, reusing MIPS16 logic from
19241 mips_output_mi_thunk.
19242 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
19243 to mips_add_offset.
19244 (mips_gp_save_slot): Delete.
19245 (mips_restore_gp): New function.
19246 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
19247 * config/mips/mips.md (exception_receiver): Turn into a
19248 define_insn_and_split. Use mips_restore_gp to do the split.
19249 (call_internal, call_value_internal, call_value_multiple_internal): Use
19250 mips_restore_gp to restore $gp.
19252 2004-07-31 Andrew Pinski <apinski@apple.com>
19255 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
19257 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
19259 * c-decl.c (diagnose_mismatched_decls): Give error for external
19260 redeclaration of identifier declared with no linkage, not just
19261 warning with -Wtraditional. Do not check DECL_CONTEXT to give
19262 error for redeclaration with no linkage.
19264 2004-07-30 Geoffrey Keating <geoffk@apple.com>
19265 Fariborz Jahanian <fjahanian@apple.com>
19267 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
19268 non-offsettable addresses even for DImode.
19269 (rs6000_split_multireg_move): Cope with non-offsettable addresses
19270 being moved into multiple GPRs.
19272 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
19274 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
19275 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
19277 * config/rs6000/darwin-ldouble.c (isless): New macro.
19279 (nonfinite): New macro.
19281 (_xlqadd): Completely rewrite.
19282 (_xlqmul): Correct overflow handling.
19283 (_xlqdiv): Correct overflow handling.
19284 * config/rs6000/darwin-ldouble-format: New file.
19286 2004-07-30 Roger Sayle <roger@eyesopen.com>
19287 Richard Henderson <rth@redhat.com>
19289 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
19290 9 into the equivalent lea instruction.
19292 2004-07-30 Richard Henderson <rth@redhat.com>
19294 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
19295 with DECL_INITIAL if fb_lvalue.
19296 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
19297 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
19299 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
19301 2004-07-30 Diego Novillo <dnovillo@redhat.com>
19303 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
19304 pointer escapes through a function call, assume that the
19305 callee will dereference it.
19306 (add_pointed_to_var): Assume that VALUE is always an
19308 (collect_points_to_info_r): Only call add_pointed_to_var if
19309 the value is an ADDR_EXPR.
19311 2004-07-30 Diego Novillo <dnovillo@redhat.com>
19313 * tree-ssa-alias.c (create_alias_map_for): Do not get the
19314 alias set of the inner type of ARRAY_TYPEs.
19316 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19318 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
19319 setting a non-register to UNDEFINED right before the call to
19322 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
19324 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
19326 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19328 * tree-ssa.c (verify_flow_sensitive_alias_info): When
19329 comparing points-to sets of different pointers, make sure the
19330 second pointer is actually referenced in the code.
19332 2004-07-29 Zack Weinberg <zack@codesourcery.com>
19334 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
19335 (got_symbolic_operand): Remove unreachable code.
19336 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
19337 setjmp_operand; add entry for tls_symbolic_operand.
19338 * config/ia64/ia64-protos.h: Remove all prototypes of
19339 predicate functions.
19341 2004-07-29 Mark Mitchell <mark@codesourcery.com>
19343 * c-common.h (lang_post_pch_load): New variable.
19344 * c-pch.c (lang_post_pch_load): Define it.
19345 (c_common_read_pch): Use it.
19346 * cgraphunit.c (record_call_1): Give the front end a chance to
19347 record additional needed entities when a variable is marked as
19349 * tlink.c (recompile_files): Robustify.
19350 (scan_linker_output): If a symbol is assigned to a file,
19351 but after recompilation is not present there, issue an error
19354 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19356 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
19357 Take orig_loop argument and pass it to set_level.
19358 (schedule_sm): Pass the correct orig_loop to force_move_till.
19360 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19362 * cfgloop.c (update_latch_info): Update dominator of the new block.
19363 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
19365 * dominance.c (verify_dominators): Check that the dominance tree is
19367 (recount_dominator): Ignore unreachable blocks.
19368 (iterate_fix_dominators): Cleanup old dominance information before
19371 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19373 * tree-ssa-operands.c (get_expr_operands): Revert changes
19374 to ADDR_EXPR processing introduced by:
19375 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19376 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
19378 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
19380 * doc/implement-c.texi: Add C90 subclause references. Point to
19381 preprocessor documentation instead of duplicating it. Add points
19382 only present in C90. Fill in documentation for all points.
19384 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19386 * pa.c (output_movb): Correct typo.
19388 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
19390 * ra.h (single_reg_in_regclass): Declare.
19391 * ra.c (single_reg_in_regclass): Define.
19392 (first_hard_reg): New.
19393 (init_ra): Initialize single_reg_in_regclass.
19394 * ra-colorize.c (ok_class): New.
19395 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
19397 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
19399 * gcov-io.h: Allow zero tag as EOF indicator.
19400 (gcov_is_eof): Remove.
19401 (gcov_truncate): Remove.
19402 * gcov-io.c (gcov_seek): Always SEEK_SET.
19403 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
19405 * coverage.c (read_counts_file): Don't use gcov_is_eof.
19406 * gcov-dump.c (dump_file): Likewise.
19407 * gcov.c (read_graph_file, read_count_file): Likewise.
19409 * c-decl.c (complete_array_type): Don't gratuitously copy
19410 maxindex. Check it always has a type.
19412 2004-07-29 Steven Bosscher <stevenb@suse.de>
19414 * rtl.c (currently_expanding_to_rtl): New.
19415 * rtl.h (currently_expanding_to_rtl): Export it.
19416 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
19418 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
19420 * config/sh/sh.c: Replace rtx_equal_function_value_matters
19421 with currently_expanding_to_rtl.
19422 * config/sh/sh.md: Likewise.
19423 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
19425 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
19427 Introduce sh2a support.
19428 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
19429 * config.gcc: Build multilibs for sh2a and sh2a-single by
19431 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
19432 default. Split their tests out of the corresponding SH4
19434 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
19435 multilibs for SH2a.
19436 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19437 * config.gcc: Handle sh2a multilibs and cpu selection.
19438 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
19439 * config/sh/t-mlib-sh2a: New.
19440 * config/sh/t-mlib-sh2a-nofpu: New.
19441 * config/sh/t-mlib-sh2a-single: New.
19442 * config/sh/t-mlib-sh2a-single-only: New.
19443 2004-07-09 Nick Clifton <nickc@redhat.com>
19445 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
19446 -ml and -m2a are used together.
19447 2004-03-23 DJ Delorie <dj@redhat.com>
19448 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
19449 when we have a double-sized FPU.
19450 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
19451 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
19453 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
19454 -msh2a-single and -msh2a-single-only
19455 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
19456 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
19458 2004-02-20 DJ Delorie <dj@delorie.com>
19459 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
19460 2004-02-20 Fred Fish <fnf@redhat.com>,
19461 Corinna Vinschen <vinschen@redhat.com>
19462 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
19463 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
19464 2004-02-18 DJ Delorie <dj@redhat.com>
19465 * config/sh/sh.c (broken_move): Add support for movi20.
19466 * config/sh/sh.h: Likewise.
19467 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
19468 * config/sh/sh.md (udivsi3_sh2a): New.
19469 (udivsi3): Call it.
19470 (divsi3_sh2a): New.
19473 (ashlsi3_sh2a): New.
19474 (ashrsi3_sh2a): New.
19475 (lshrsi3_sh2a): New.
19476 (movsi_i): Disable for sh2a.
19477 (movsi_ie): Add movi20.
19478 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
19479 sh2a, for -m2a-nofpu mode.
19480 2004-02-13 DJ Delorie <dj@redhat.com>
19481 * config/sh/lib1funcs.asm: Handle double vs single better.
19482 * config/sh/sh.h: Likewise.
19483 2004-02-09 DJ Delorie <dj@redhat.com>
19484 * config/sh/crt1.asm: Add support for sh2a.
19485 * config/sh/elf.h: Likewise.
19486 * config/sh/lib1funcs.asm: Likewise.
19487 * config/sh/sh.c: Likewise.
19488 * config/sh/sh.md: Likewise.
19489 * config/sh/sh.h: Likewise.
19490 * config/sh/t-sh: Likewise.
19492 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19494 * config/frv/frv.md (movqi_internal, movhi_internal,
19495 movsi_internal): Add backup alternatives for memory inputs.
19497 2004-07-28 Matt Austern <austern@apple.com>
19499 * config/darwin.c (darwin_one_byte_bool): New global variable.
19500 * config/darwin.h (darwin_one_byte_bool): Declare.
19501 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
19502 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
19503 value of darwin_one_byte_bool.
19504 * doc/invoke.texi: Document -mone-byte-bool flag.
19506 2004-07-28 Eric Christopher <echristo@redhat.com>
19508 * c-common.c (c_common_unsafe_for_reeval): Delete.
19509 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
19510 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
19511 * calls.c (fix_unsafe_tree): Delete.
19512 (expand_call): Delete code which used above.
19513 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
19514 * expr.c (expand_expr_real_1): Ditto.
19515 * fold-const.c (non_lvalue): Ditto.
19516 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
19517 (lhd_unsafe_for_reeval): Ditto.
19518 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
19519 * langhooks.h (unsafe_for_reeval): Ditto.
19520 (unsave_expr_now): Adjust comment.
19521 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
19522 (estimate_num_insns_1): Ditto.
19523 * tree-pretty-print.c (dump_generic_node): Ditto.
19524 * tree.c (expr_align): Ditto.
19525 (unsave_expr): Delete.
19526 (unsafe_for_reeval): Ditto.
19527 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
19528 * tree.def (UNSAVE_EXPR): Delete.
19529 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
19531 2004-07-28 Zack Weinberg <zack@codesourcery.com>
19533 * tree.h (enum tls_model): Move ...
19534 * coretypes.h: ... here.
19536 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
19538 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
19540 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
19542 * cse.c (validate_canon_reg): New function, split out from...
19543 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
19545 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19547 * tree-ssa-alias.c (maybe_create_global_var): Don't just
19548 return if .GLOBAL_VAR has been created.
19550 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19552 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
19553 every variable that may have aliases, not just tags.
19555 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
19557 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
19558 move_from_CR_eq_bit.
19559 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
19562 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
19565 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
19566 output_e500_flip_eq_bit.
19568 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
19569 output_e500_flip_eq_bit.
19570 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
19571 output_e500_flip_eq_bit.
19572 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
19573 (print_operand): case D. Get to EQ bit.
19575 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
19577 * gcov.c (function_summary): Add missing \n.
19579 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19581 Introduce sh4a support.
19582 * config.gcc: Handle sh4a multilibs and cpu selection.
19583 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
19584 * config/sh/t-mlib-sh4a: New.
19585 * config/sh/t-mlib-sh4al: New.
19586 * config/sh/t-mlib-sh4a-nofpu: New.
19587 * config/sh/t-mlib-sh4a-single: New.
19588 * config/sh/t-mlib-sh4a-single-only: New.
19589 2004-02-20 DJ Delorie <dj@redhat.com>
19590 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
19591 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
19592 2003-08-22 Eric Christopher <echristo@redhat.com>
19593 * config/sh/sh4a.md: Update for chip errata.
19594 2003-08-07 Eric Christopher <echristo@redhat.com>
19595 * config/sh/sh4a.md: New file. sh4a processor description.
19596 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
19597 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
19599 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
19600 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
19601 * doc/invoke.texi (SH Options): Document -m4al.
19602 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
19603 * config/sh/sh.c (expand_block_move): Remove commented-out code
19604 checked in by mistake.
19605 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
19606 single elements from SFmode vectors.
19607 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
19609 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
19610 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
19611 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
19612 sh_fsca_int2sf): Remove variable declarations.
19613 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
19614 sh_fsca_int2sf): New functions.
19615 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
19616 sh_fsca_int2sf_rtx): New static variables.
19617 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
19618 sh_fsca_int2sf): Declare.
19619 * config/sh/sh.md: Adjust.
19620 * doc/invoke.texi (SH Options): Document new options.
19621 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
19622 compatibility from SH4 code.
19623 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
19624 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
19626 (memory_movsrc_operand): Renamed to...
19627 (unaligned_load_operand): ... this. Simplified.
19628 * config/sh/sh.h (PREDICATE_CODES): Adjust.
19629 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
19630 input operand to SImode, and adjust the others. Introduce
19631 post-increment by peephole.
19632 * config/sh/sh.c (expand_block_move): Give the target address the
19633 same mode as the temp reg.
19634 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
19636 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
19637 Introduce support for SH4a.
19638 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
19639 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
19640 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
19641 sh_fsca_int2sf): New.
19642 (sh_init_builtins): Initialize them.
19643 (print_operand): Support `d'.
19644 (expand_block_move): Use movua if src is misaligned.
19645 (memory_movsrc_operand): New.
19646 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
19647 and one of the SH4 macros.
19648 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
19649 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
19650 SELECT_SH4A_SINGLE): New.
19651 (TARGET_NONE): Add SH4A_BIT.
19652 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
19653 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
19654 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
19655 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
19656 (enum processor_type): Added PROCESSOR_SH4A.
19657 (PREDICATE_CODES): Add memory_movsrc_operand.
19658 * config/sh/sh.md: Removed unused variables.
19659 (attr cpu): Add sh4a.
19660 (attr type): Add movua, fsrra and fsca.
19661 (prefetch): New, for SH4.
19662 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
19663 (toggle_sz): Set type to fp.
19664 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
19665 (movua, extv, extzv): New.
19666 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
19667 and 4a-single-only.
19669 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19671 * tree-optimize.c (init_tree_optimization_passes): Schedule
19672 pass_may_alias right after the program is renamed into SSA.
19673 * tree-pass.h (PROP_alias): Define.
19674 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
19675 * tree-sra.c (pass_sra): Likewise.
19676 * tree-ssa-ccp.c (pass_ccp): Likewise.
19677 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
19678 * tree-ssa-dce.c (pass_dce): Likewise.
19679 * tree-ssa-dom.c (pass_dominator): Likewise.
19680 * tree-ssa-dse.c (pass_dse): Likewise.
19681 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19682 * tree-ssa-loop-ch.c (pass_ch): Likewise.
19683 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19684 * tree-ssa-pre.c (pass_pre): Likewise.
19685 * tree-tailcall.c (pass_tail_recursion): Likewise.
19686 * tree-ssa.c (pass_redundant_phi): Likewise.
19687 * tree-ssa-alias.c (aliases_computed_p): Remove.
19689 (init_alias_info): Do not mark all type tags for renaming
19691 Clear may_aliases from every symbol.
19692 (setup_pointers_and_addressables): If a pointer has not been
19693 dereferenced and it had a type tag, clear it and mark the old
19696 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19698 PR tree-optimization/16705
19699 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
19702 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19704 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
19707 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
19708 don't make another one.
19710 PR optimization/15077
19711 * function.h (struct function): Add field saved_static_chain_decl.
19712 Fix comment for static_chain_decl.
19713 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
19714 * tree-inline.h (save_body): Add new arg.
19715 * tree-optimize.c (tree_rest_of_compilation): Handle saving
19718 2004-07-27 Richard Henderson <rth@redhat.com>
19720 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
19721 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
19722 is_gimple_addressable.
19723 * tree-gimple.c (is_gimple_addressable): Rename from
19724 is_gimple_addr_expr_arg; accept INDIRECT_REF.
19725 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
19726 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
19727 rename to is_gimple_addressable.
19729 2004-07-28 Alan Modra <amodra@bigpond.net.au>
19731 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
19733 2004-07-27 Richard Henderson <rth@redhat.com>
19735 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
19738 2004-07-27 Zack Weinberg <zack@codesourcery.com>
19740 * libgcc2.c: Change all conditionals testing
19741 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
19742 * libgcc2.h: Likewise.
19743 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
19744 TYPE_PRECISION of float80_type to 80.
19745 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
19746 of fpreg_type and float80_type to 80.
19747 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
19748 * config/m68k/netbsd-elf.h:
19749 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
19750 to evaluate to 80 whenever they would formerly have evaluated to 96.
19751 * config/i386/sco5.h: Remove unnecessary redefinition of
19752 LONG_DOUBLE_TYPE_SIZE.
19753 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
19754 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
19755 XFmode, with a bitsize of 80. Update commentary.
19756 * config/ia64/ia64-modes.def: Likewise.
19757 * config/m68k/m68k-modes.def: Likewise.
19759 2004-07-27 Steven Bosscher <stevenb@suse.de>
19761 * cfgexpand.c (tree_expand_cfg): Fix comment.
19763 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
19764 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
19766 (prepare_function_start): Don't set rtx_equal_function_value_matters.
19767 * integrate.c (copy_rtx_and_substitute): Don't test for it.
19768 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
19769 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
19770 here again. Update leading comment.
19771 * rtl.c (rtx_equal_function_value_matters): Remove.
19772 (rtx_equal_p): Don't test for it.
19773 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
19776 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
19777 * rtl.c (note_insn_name): Likewise.
19778 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
19779 * final.c (final_scan_insn): Likewise.
19781 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
19782 * passes.c (rest_of_handle_eh): Do it here.
19784 * stmt.c (struct nesting): Remove struct nesting block member.
19785 (struct stmt_status): Remove x_block_start_count field.
19786 (current_block_start_count): Remove.
19788 2004-07-27 Brian Booth <bbooth@redhat.com>
19790 * tree-optimize.c (register_one_dump_file): Update condition that uses
19791 static_pass_number.
19792 (dup_pass_1): Replace with...
19793 (next_pass_1): This.
19794 (NEXT_PASS): Call next_pass_1.
19795 (DUP_PASS): Remove.
19796 (init_tree_optimization_passes): Remove uses of DUP_PASS.
19797 (execute_one_pass): Update condition that uses
19798 static_pass_number.
19799 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
19802 2004-07-27 Nick Clifton <nickc@redhat.com>
19804 * config/m32r/m32r.c: Include integrate.h in order to get the
19805 prototype for get_hard_reg_initial_val().
19807 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
19808 and tidy up indentation.
19809 (final_presence_set): Use absence_set instead, so that if there is
19810 nothing in the "o" pipe the "s" pipe can be scheduled.
19812 2004-07-27 Diego Novillo <dnovillo@redhat.com>
19814 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
19815 don't have PT_VARS nor PT_MALLOC set.
19816 Clear name tag from pointers that have not been dereferenced.
19817 (set_pt_anything, set_pt_malloc): Forward declare.
19818 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
19819 not type compatibility when determining if a pointer can be
19822 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
19824 * expr.h (canonicalize_condition, get_condition): Add an int argument.
19825 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
19826 it to check whether the condition is still valid at the jump insn.
19827 * ifcvt.c (noce_get_condition): Likewise.
19828 (noce_get_alt_condition): Update call to canonicalize_condition.
19829 * loop-iv.c (simplify_using_initial_values): Update call to
19830 get_condition. Remove FIXME.
19831 (check_simple_exit): Update call to get_condition.
19832 * loop-unswitch.c (may_unswitch_on): Likewise.
19833 * loop.c (check_dbra_loop): Likewise.
19834 (canonicalize_condition, get_condition): Add an argument to say whether
19835 the condition must still be valid at INSN.
19836 (get_condition_for_loop): Update call to get_condition. Require that
19837 the condition be valid at INSN.
19838 * predict.c (estimate_probability): Update call to get_condition.
19839 Remove unused earliest parameter.
19840 (expected_value_to_br_prob): Update call to canonicalize_condition.
19842 2004-07-26 Eric Christopher <echristo@redhat.com>
19844 * tree-dfa.c (add_referenced_var): Register initializers of global
19847 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
19849 * config/i386/i386.c (function_arg): Always treat 8-
19850 and 16-byte wide vectors the same, even if MMX/SSE
19852 (contains_128bit_aligned_vector_p): Add comment.
19854 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
19856 * ra.h (enum node_type): Rename to:
19857 (enum ra_node_type).
19858 * ra-colorize.c: Likewise.
19860 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
19862 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
19863 after simplifying the jump.
19865 2004-06-26 Richard Henderson <rth@redhat.com>
19867 * calls.c (combine_pending_stack_adjustment_and_call): Make
19868 preferred_unit_stack_boundary argument unsigned. Make
19869 unadjusted_alignment unsigned.
19870 (expand_call): Make preferred_stack_boundary and
19871 preferred_unit_stack_boundary variables unsigned.
19872 * function.c (assign_stack_local_1): Make alignment unsigned.
19873 * function.h (struct function): Make stack_alignment_needed,
19874 preferred_stack_boundary unsigned.
19875 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
19876 (ix86_compute_frame_layout): Make stack_alignment_needed,
19877 preferred_alignment variables unsigned.
19878 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
19880 2004-07-26 Tom Tromey <tromey@redhat.com>
19882 * tree.h: Fix typo in comment.
19884 2004-07-26 Daniel Jacobowitz <dan@debian.org>
19887 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
19888 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
19889 (ggc_free): Remove incorrect freeing.
19890 (sweep_pages): Advance PP for large pages. Fix indentation.
19892 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
19894 PR rtl-optimization/16643
19895 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
19896 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
19897 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
19898 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
19899 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
19900 * function.c (thread_prologue_and_epilogue_insns): Likewise.
19901 * rtl.h (tracer): Add a flags parameter.
19902 * tracer.c (tracer): Pass it to cfg_layout_initialise.
19903 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
19904 (rest_of_handle_reorder_blocks): Update calls to tracer and
19905 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
19906 (rest_of_handle_tracer): Pass 0 to tracer.
19907 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
19909 2004-07-25 David Edelsohn <edelsohn@gnu.org>
19912 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
19915 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
19917 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
19918 (BINFO_BASE_ACCESS): Adjust.
19919 (BINFO_BASE_ACCESS_APPEND): New.
19920 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
19921 * dbxout.c (dbxout_type): Adjust binfo access accessing.
19922 * dwarf2out.c (gen_member_die): Likewise.
19923 * tree-dump.c (deque_and_dump): Likewise.
19925 2004-07-26 Falk Hueffner <falk@debian.org>
19927 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
19930 2004-07-25 Roger Sayle <roger@eyesopen.com>
19932 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
19933 value off of the stack if TARGET_USE_FFREEP.
19935 2004-07-26 Bernardo Innocenti <bernie@develer.com>
19937 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
19938 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
19939 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
19940 check on invocation of XRESIZEVEC ().
19942 2004-07-26 Bernardo Innocenti <bernie@develer.com>
19944 * c-common.c (disable_builtin_function): Rename variable n to
19945 new_disabled_builtin.
19946 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
19947 Rename local variable old to old_decl.
19948 * gensupport.c (shift_output_template): Rename parameter old to src.
19949 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
19950 old_rtx and newx to new_rtx.
19952 2004-07-26 Bernardo Innocenti <bernie@develer.com>
19954 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
19956 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
19958 * c-lex.c: Likewise.
19960 2004-07-25 Roger Sayle <roger@eyesopen.com>
19962 * fold-const.c (constant_boolean_node): Make extern.
19963 (make_range): Wrap long lines.
19964 (fold_cond_expr_with_comparison): Remove unnecessary call to
19965 pedantic_non_lvalue. Add missing calls to fold_convert.
19966 (fold_truthop): Add missing calls to fold_convert.
19968 * tree.h (constant_boolean_node): Add prototype here.
19969 * builtins.c (expand_builtin_strncmp): Add missing calls to
19971 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
19972 Call fold_convert and constant_boolean_node to correct types.
19973 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
19974 missing call to fold_convert to correct types.
19976 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
19977 Brian Ryner <bryner@brianryner.com>
19981 * c-common.c (c_common_attribute_table): Allow
19982 handle_visibility_attribute to be called for types.
19983 (handle_visibility_attribute) When given a type, set the visibility
19984 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
19985 so that we can check later whether the attribute was present. Added
19986 warning if attribute applied to non class type.
19987 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
19988 decls and checking that they are consistent.
19989 * common.opt: Added -fvisibility.
19990 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
19991 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
19992 * flags.h, tree.h: Added assorted support defines for overall patch
19993 * opts.c: Added parsing support for -fvisibility.
19994 * tree.c (build_decl): Set visibility for all decls to be whatever
19995 is in force at that time.
19996 * varasm.c (default_binds_local_p_1): Reworked logic determining
19997 when to make a symbol locally bound.
19998 * doc/invoke.texi: Added documentation for -fvisibility and
19999 -fvisibility-inlines-hidden.
20001 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20003 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
20004 * c-common.c: Add missing casts from void * to other types.
20005 * c-decl.c: Likewise.
20006 * c-format.c: Likewise.
20007 * c-lex.c: Likewise.
20008 * c-pragma.c: Likewise.
20009 * c-typeck.c: Likewise.
20010 * defaults.h: Likewise.
20011 * genconstants.c: Likewise.
20012 * gengtype-lex.l: Likewise.
20013 * genmodes.c: Likewise.
20014 * read-rtl.c: Likewise.
20017 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20019 * bitmap.c: Use type-safe memory allocation macros from libiberty.
20020 * c-common.c: Likewise.
20021 * c-decl.c: Likewise.
20022 * c-lang.c: Likewise.
20023 * c-lex.c: Likewise.
20024 * c-opts.c: Likewise.
20025 * c-parse.in: Likewise.
20026 * c-typeck.c: Likewise.
20027 * genconditions.c: Likewise.
20028 * gengtype-lex.l: Likewise.
20029 * gengtype-yacc.y: Likewise.
20030 * gengtype.c: Likewise.
20031 * genmodes.c: Likewise.
20032 * gensupport.c: Likewise.
20033 * read-rtl.c: Likewise.
20034 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
20037 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20039 * c-decl.c (groktypename, groktypename_in_param_context): Rename
20040 variable typename to type_name.
20041 * c-lex.c (interpret_float): Likewise.
20043 2004-07-25 Roger Sayle <roger@eyesopen.com>
20045 * convert.c (convert_to_real, convert_to_integer,
20046 convert_to_complex): Replace calls to build with calls to buildN.
20047 * coverage.c (tree_coverage_counter_ref): Likewise.
20048 * dojump.c (do_jump): Likewise.
20049 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
20050 * emit-rtl.c (component_ref_for_mem_expr,
20051 set_mem_attributes_minus_bitpos): Likewise.
20052 * explow.c (update_nonlocal_goto_save_area): Likewise.
20053 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
20054 expand_mult_add): Likewise.
20055 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
20056 store_constructor, get_inner_reference, expand_expr_real_1,
20057 try_casesi, try_tablejump): Likewise.
20058 * function.c (expand_function_start): Likewise.
20059 * stmt.c (emit_case_bit_tests, expand_end_case_type,
20060 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
20061 * stor-layout.c (place_union_field, layout_type): Likewise.
20062 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
20063 * varasm.c (copy_constant): Likewise.
20065 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20067 * c-common.c: Rename all identifiers named `new'.
20068 * c-decl.c: Likewise.
20069 * gensupport.c: Likewise.
20070 * simplify-rtx.c: Likewise.
20071 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
20073 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
20076 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
20079 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
20080 declarations until after calling pushdecl.
20081 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
20082 "extern" and not on whether the declaration is initialized.
20084 2004-07-25 Daniel Jacobowitz <dan@debian.org>
20086 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
20087 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
20088 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
20089 "cpplib.h", "c-pragma.h", "c-common.h".
20090 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
20091 (solaris_register_pragmas): New functions.
20092 * config/sol2-protos.h: New file.
20093 * config/sol2.c: New file.
20094 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
20095 (REGISTER_TARGET_PRAGMAS): New macros.
20096 (solaris_pending_aligns, solaris_pending_inits)
20097 (solaris_pending_finis): New variables.
20098 * config/t-sol2 (sol2-c.o): Update dependencies.
20099 (sol2.o): New rule.
20100 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
20101 SUBTARGET_INSERT_ATTRIBUTES.
20102 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
20103 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
20104 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
20105 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
20106 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
20107 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
20108 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
20109 * config/sparc/sparc.c (sparc_attribute_table): New.
20110 (TARGET_INSERT_ATTRIBUTES): Define in terms of
20111 SUBTARGET_INSERT_ATTRIBUTES.
20112 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
20114 * doc/extend.texi (Solaris Pragmas): New section.
20116 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20118 * c-common.c: Rename all identifiers named `class' to `cl'.
20119 * c-common.h: Likewise.
20120 * c-parse.in: Likewise.
20121 * c-typeck.c: Likewise.
20122 * genmodes.c: Likewise.
20123 * real.c: Likewise.
20124 * real.h: Likewise.
20125 * recog.c: Likewise.
20126 * recog.h: Likewise.
20127 * regrename.c: Likewise.
20128 * tree.h: Likewise.
20129 * c-common.c (builtin_function_2): Change type of 5th parameter from
20130 int to enum built_in_function. Change type of 8th parameter from int
20132 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
20134 * c-typeck.c (convert_arguments): Change type of formal_prec from
20135 int to unsigned int.
20136 * genmodes.c (blank_mode): Make a few negative constants unsigned.
20137 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
20138 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
20139 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
20140 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
20141 iterator to for_all_modes () instead of an enum because enums can't
20142 be incremented in C++.
20145 2004-07-25 Daniel Jacobowitz <dan@debian.org>
20147 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
20150 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20152 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
20153 Handle ARRAY_RANGE_REF like ARRAY_REF.
20155 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
20157 * c-typeck.c (digest_init): Don't allow arrays of signed or
20158 unsigned variants of wchar_t to be initialized by wide string
20159 constants. Do allow arrays of enumerated types compatible with
20160 wchar_t to be initialized by wide string constants. Refine tests
20161 distinguishing wide and narrow strings and arrays. Give specific
20162 error for arrays of other integer types initialized by string
20164 (output_init_element, process_init_element): Check for
20165 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
20166 initializing with string constants.
20168 2004-07-25 Richard Henderson <rth@redhat.com>
20170 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
20171 on the RESULT_DECL.
20172 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20173 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
20174 DECL_IGNORED_P to new decl.
20176 2004-07-24 Zack Weinberg <zack@codesourcery.com>
20178 * config/ia64/ia64.c (general_xfmode_operand)
20179 (destination_xfmode_operand): Delete.
20180 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
20181 * config/ia64/ia64.md (*movxf_internal): Use general_operand
20182 and destination_operand.
20184 2004-07-24 Alexander Kabaev <kan@freebsd.org>
20186 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
20187 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
20189 2004-07-24 Alexander Kabaev <kan@freebsd.org>
20190 Zack Weinberg <zack@codesourcery.com
20193 * c-decl.c (diagnose_mismatched_decls): Don't issue a
20194 redundant-declaration warning the first time a builtin is
20195 declared explicitly.
20197 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20199 * tree.h (staticp): Change return type to bool.
20201 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20203 * c-common.c (c_staticp): Last episode of the staticp saga.
20205 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20207 * c-common.h (c_staticp): Change return type from int to bool.
20208 * tree.c (staticp): Likewise.
20209 * langhooks.h (staticp): Likewise.
20211 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20213 * langhooks-def.h (lhd_staticp): Change return type from int to
20214 bool in prototype to match definition.
20216 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20218 * system.h (bool, true, false): Don't redefine as preprocessor macros
20221 2004-07-24 Roger Sayle <roger@eyesopen.com>
20223 * expmed.c (init_expmed): A signed modulus by a power of two is
20224 considered cheap if its less than or equal to four instructions.
20226 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20228 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
20229 GGC_CNEWVAR): New macros.
20231 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20233 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
20235 * c-decl.c: Likewise.
20236 * c-format.c: Likewise.
20237 * c-lex.c: Likewise.
20238 * c-opts.c: Likewise.
20239 * c-pragma.c: Likewise.
20240 * c-typeck.c: Likewise.
20241 * gencheck.c: Likewise.
20242 * genconditions.c: Likewise.
20243 * genconfig.c: Likewise.
20244 * genflags.c: Likewise.
20245 * gengtype.c: Likewise.
20246 * gensupport.c: Likewise.
20247 * ggc-none.c: Likewise.
20248 * langhooks.c: Likewise.
20249 * statistics.h: Likewise.
20250 * stub-objc.c: Likewise.
20251 * java/decl.c: Likewise.
20253 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
20255 * config/m68k/m68k.c (output_scc_di): Fix coding style.
20256 (symbolic_operand): Fix prototype.
20257 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
20258 * config/m68k/m68k.md: Add constants for registers a0 and sp and
20259 use them, change from the "{...}" syntax to the simpler {...}
20261 (*cfv4_extendqisi2): Fix destination predicate.
20262 * config/m68k/m68k-protos.h: Remove various declarations also
20263 generated via PREDICATE_CODES.
20265 2004-07-23 Mike Stump <mrs@apple.com>
20267 * c-typeck.c (convert_for_assignment): Tightened up pointer
20268 converstions that differ in signedness.
20270 2004-07-23 Zack Weinberg <zack@codesourcery.com>
20272 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
20274 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20276 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
20277 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
20279 * gimplify.c (gimplify_compound_lval): Check for no handled
20280 operations, rather than checking for explicit list of nodes.
20281 (is_gimple_addr_expr_arg_or_indirect): New function.
20282 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
20283 redundant setting of TREE_INVARIANT.
20284 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
20285 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
20287 2004-07-23 Diego Novillo <dnovillo@redhat.com>
20289 PR tree-optimization/16688
20290 PR tree-optimization/16689
20291 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
20292 unnecessary initialization of 'tag'.
20293 (get_tmt_for): Check that the new type tag has the same alias
20294 set as the pointed-to type.
20295 (group_aliases): Only regular variables need to be removed
20296 from the alias set of a name tag.
20297 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
20298 propagation if the two types are not compatible.
20299 (merge_alias_info): Rename from replace_ssa_names_ann.
20301 (replace_exp_1): If both arguments are SSA_NAMEs, check that
20302 the propagation can be done.
20303 Only call merge_alias_info on pointers.
20304 (propagate_value): Likewise.
20305 * tree-ssa-copyrename.c: Include langhooks.h.
20306 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
20308 Do not coalesce variables with incompatible types.
20309 (rename_ssa_copies): Call replace_ssa_name_symbol.
20310 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
20311 the same type as the underlying _DECL.
20312 * tree-ssanames.c (replace_ssa_name_symbol): New function.
20313 * tree.h (replace_ssa_name_symbol): Declare.
20315 2004-07-23 Richard Henderson <rth@redhat.com>
20318 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
20319 unshare it properly.
20320 (gimplify_modify_expr_rhs): Push assignment from a conditional into
20321 the conditional for all non-register types.
20323 2004-07-23 Richard Henderson <rth@redhat.com>
20325 * expr.c (expand_expr_real_1): Don't handle non-local variables.
20326 * expr.h (fix_lexical_addr): Remove.
20327 * function.c (NEED_SEPARATE_AP): Remove.
20328 (fix_lexical_addr): Remove.
20329 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
20330 not null decl_function_context.
20331 (create_alias_vars): Likewise.
20332 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
20333 (simple_goto_p): Likewise.
20334 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
20335 * tree-ssa-ccp.c (get_default_value): Likewise.
20336 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20337 * tree.c (needs_to_live_in_memory): Likewise.
20338 * tree-flow-inline.h (may_be_aliased): Move...
20339 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
20340 when TREE_STATIC variables may be addressable.
20342 2004-07-24 Jakub Jelinek <jakub@redhat.com>
20344 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
20346 2004-07-23 Zack Weinberg <zack@codesourcery.com>
20348 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
20349 bitmap contents if GENERATOR_FILE is defined.
20350 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
20351 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
20353 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
20355 * c-decl.c (start_function): Form composite type of function types
20356 rather than copying type from previous prototype declaration.
20358 2004-07-23 Janis Johnson <janis187@us.ibm.com>
20360 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
20361 the const qualifier for the second argument in the C++ functions.
20363 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
20364 specific pointer types.
20366 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
20367 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
20368 for vector bool and/or vector pixel, add C++ and C missing support.
20369 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
20370 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
20371 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
20372 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
20373 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
20374 missing C++ and C support for vector bool and/or vector pixel.
20375 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
20376 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
20377 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
20378 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
20379 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
20380 C++ and C types used for vector bool and/or vector pixel.
20381 (vec_st, vec_stl): Add C++ support for vector pixel.
20382 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
20383 (vec_all_ne): Add C++ support for vector pixel.
20385 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
20386 (vec_vmulesb): Add missing C++ function.
20387 (vec_perm): Fix type of third argument in C++ function.
20388 (vec_vsum4shs): Fix C++ function name.
20389 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
20390 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
20391 argument passed to the error handler in C macro.
20392 (vec_nmsub): Remove extra parens around argument names in C macro.
20393 (vec_packpx): Add missing parens in C macro.
20395 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
20397 * machmode.def: Remove vector modes.
20398 * config/alpha/alpha-modes.def: Add supported vector modes.
20399 * config/arm/arm-modes.def: Likewise.
20400 * config/frv/frv-modes.def: Likewise.
20401 * config/i386/i386-modes.def: Likewise.
20402 * config/rs6000/rs6000-modes.def: Likewise.
20403 * config/sh/sh-modes.def: Likewise.
20405 2004-07-23 Matthias Klose <doko@debian.org>
20407 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
20408 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
20409 * config.h: Regenerate.
20410 * configure: Likewise.
20412 2004-07-22 Mark Mitchell <mark@codesourcery.com>
20414 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
20415 generated SYMBOL_REFs for labels.
20416 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
20418 (machopic_stub_name): Remove.
20419 (machopic_indirection_name): New function.
20420 (machopic_mcount_stub_name): Likewise.
20421 (machopic_classify_name): Remove.
20422 (machopic_function_base_sym): New function.
20423 (machpoic_classify_symbol): Likewise.
20424 (machopic_classify_ident): Remove.
20425 (machopic_define_ident): Likewise.
20426 (machopic_define_name): Likewise.
20427 (machopic_name_defined_p): Likewise.
20428 (machopic_ident_defined_p): Likewise.
20429 (darwin_strip_name_encoding): Likewise.
20430 (machopic_define_symbol): New function.
20431 * config/darwin.c (hashtab.h): Include.
20432 (machopic_defined_list): Remove.
20433 (machopic_classify_ident): Likewise.
20434 (machopic_classify_name): Likewise.
20435 (machopic_ident_defined_p): Likewise.
20436 (machopic_define_ident): Likewise.
20437 (machopic_define_name): Likewise.
20438 (machopic_symbol_defined_p): New function.
20439 (machopic_classify_symbol): Likewise.
20440 (machopic_data_defined_p): Use machopic_classify_symbol.
20441 (machopic_define_symbol): New function.
20442 (machopic_function_base_sym): New function.
20443 (machopic_non_lazy_pointers): Remove.
20444 (machopic_non_lazy_ptr_name): Likewise.
20445 (machopic_stubs): Likewise.
20446 (machopic_stub_name): Likewise.
20447 (NON_LAZY_POINTER_SUFFIX): New macro.
20448 (STUB_SUFFIX): Likewise.
20449 (machopic_indirection): New structure.
20450 (machopic_indirections): New variable.
20451 (machopic_indirection_hash): New function.
20452 (machopic_indirection_eq): Likewise.
20453 (machopic_indirection_name): Likewise.
20454 (machopic_mcount_stub_name): New function.
20455 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
20457 (machopic_indirect_data_reference): Rework to use new functions.
20458 (machopic_indirect_call_target): Likewise.
20459 (machopic_legitimize_pic_address): Likewise.
20460 (machopic_output_indirection): New function.
20461 (machopic_finish): Use it.
20462 (machopic_operand_p): Rework to use new functions.
20463 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
20464 (darwin_strip_name_encoding): Remove.
20465 (update_non_lazy_ptrs): Remove.
20466 (update_stubs): Likewise.
20467 (darwin_non_lazy_pcrel): Use new functions.
20468 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
20469 (ASM_OUTPUT_LABELREF): Likewise.
20470 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
20471 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
20472 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
20473 (TARGET_STRIP_NAME_ENCODING): Do not use
20474 darwin_strip_name_encoding.
20475 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
20476 darwin_strip_name_encoding.
20477 * config/i386/darwin.h (FUNCTION_PROFILER): Use
20478 machopic_mcount_stub_name.
20479 * config/i386/i386.c (x86_output_mi_thunk): Use
20480 machopic_indirection_name, not machopic_stub_name.
20481 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
20482 machopic_function_base_sym.
20483 (print_operand): Use machopic_classify_symbol.
20484 (rs6000_emit_prologue): Use machopic_function_base_sym.
20485 (output_profile_hook): Do not use machopic_stub_name.
20486 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
20488 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20491 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
20494 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20496 * doc/implement-c.texi: New file.
20497 * doc/extend.texi (C Implementation): Move to there.
20498 * doc/gcc.texi: Include implement-c.texi.
20499 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
20501 2004-07-22 Jason Merrill <jason@redhat.com>
20503 * integrate.c (copy_decl_for_inlining): Remove invisible reference
20505 * tree-inline.c (setup_one_parameter): Likewise.
20507 2004-07-22 Brian Booth <bbooth@redhat.com>
20509 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
20510 (substitute_and_fold): Propigate into VUSE operands when possible.
20511 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
20512 (cp_lattice_meet): Handle merging of latticevalues when
20513 UNKNOWN_VAL is present.
20514 (visit_stmt): Visit assignments with V_MUST_DEFs.
20515 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
20516 (ccp_fold): Deal with RHS' that are constant and virtual.
20517 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
20518 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
20519 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
20520 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
20521 computing immediate uses.
20522 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
20524 (replace_vuse_in): New function.
20525 (likely_value): Add check of vuse operands.
20526 (get_default_value): Set the default value of virtually defined
20527 variables to UKNOWN_VAL instead of VARYING.
20529 2004-07-22 Richard Henderson <rth@redhat.com>
20531 * expr.c (emit_push_insn): Don't use set_mem_attributes.
20533 2004-07-22 Richard Henderson <rth@redhat.com>
20535 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
20536 variables due to conditional compilation.
20538 2004-07-22 Diego Novillo <dnovillo@redhat.com>
20540 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
20541 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
20542 Release SSA names that have been re-renamed.
20543 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
20545 * tree-ssa-alias.c (init_alias_info): If aliases have been
20546 computed before, clear existing alias information.
20547 (create_name_tags): Do no fixup PT_ANYTHING pointers.
20548 If the new name tag for a pointer is different than the one it
20549 had before, mark the old tag for renaming.
20550 (replace_may_alias): New function.
20551 (group_aliases): Call it.
20552 (setup_pointers_and_addressables): Always call get_tmt_for.
20553 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
20555 (set_pt_anything): New local function.
20556 (set_pt_malloc): New local function.
20557 (merge_pointed_to_info): Don't merge pointed-to variables from
20558 the original pointer if the destination is pointing to an
20560 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
20561 (add_pointed_to_var): Do not add a variable to the points-to
20562 set if the pointer is already pointing to anywhere.
20563 (collect_points_to_info_r): If the defining statement is a PHI
20564 node, only merge pointed-to information if the argument has
20565 already been visited.
20566 (get_tmt_for): Only create a new tag if the pointer didn't
20568 (dump_alias_info): Emit more information.
20569 (dump_points_to_info_for): Likewise.
20570 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
20571 try to get the annotation of an SSA_NAME.
20572 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
20573 alias sets when checking is enabled.
20574 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
20575 (eliminate): Mark basic blocks that will need
20576 EH information cleaned up.
20577 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
20579 Initialize need_eh_cleanup.
20580 (fini_pre): Call tree_purge_all_dead_eh_edges and
20581 cleanup_tree_cfg if needed.
20582 Free need_eh_cleanup.
20583 * tree-ssa.c (verify_ssa_name): New function.
20584 (verify_def): Call it.
20585 Re-arrange to avoid printing too many error messages.
20586 (verify_use): Likewise.
20587 (verify_phi_args): Likewise.
20588 (verify_flow_insensitive_alias_info): New function.
20589 (verify_flow_sensitive_alias_info): New function.
20590 (verify_alias_info): New function.
20591 (verify_ssa): Call verify_alias_info.
20592 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
20594 Re-arrange to avoid printing too many error messages.
20595 * tree-ssanames.c (make_ssa_name): Clear
20596 SSA_NAME_IN_FREE_LIST.
20597 (release_ssa_name): Never release a default definition.
20598 (release_defs): New function.
20599 * tree.h: Declare it.
20600 * tree-ssa-dce.c (remove_dead_stmt): Call it.
20602 2004-07-22 Diego Novillo <dnovillo@redhat.com>
20604 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
20605 If true, do a depth-first search. Do a breadht-first search,
20607 (walk_use_def_chains): Add new argument IS_DFS.
20609 * tree-flow.h (walk_use_def_chains): Update prototype.
20611 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
20613 * config/cris/cris.md: Tweak formatting.
20614 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
20615 (mover2side, moverside, movemside, movei, op3, andu): Replace
20616 live define_peephole:s with define_peephole2 near-equivalents.
20618 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
20620 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
20621 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
20622 "*mov_sidesi_mem" respectively.
20624 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
20626 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
20627 (gimplify_build1): Move from tree-complex.c do_unop.
20628 (gimplify_build2): Move from tree-complex.c do_binop.
20629 (gimplify_build3): New.
20630 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
20631 Adjust throughout to call the functions above.
20632 * tree-flow.h: Declare the functions above.
20633 * tree-nested.c (gimplify_val): Rename to...
20634 (tsi_gimplify_val): ... this.
20636 * Makefile.in (tree_complex.o): Update dependencies.
20637 (stor-layout.o): Depend on regs.h.
20638 * c-common.c (handle_vector_size_attribute): Update for
20639 vector types without corresponding vector modes.
20640 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
20641 a corresponding vector mode is not available.
20642 * print-tree.c (print_node): Print nunits for vector types
20643 * regclass.c (have_regs_of_mode): New.
20644 (init_reg_sets_1): Initialize it and use it instead
20645 of allocatable_regs_of_mode.
20646 * regs.h (have_regs_of_mode): Declare it.
20647 * stor-layout.c (layout_type): Pick a mode for vector types.
20648 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
20649 build_replicated_const, do_unop, do_binop, do_plus_minus,
20650 do_negate, expand_vector_piecewise, expand_vector_parallel,
20651 expand_vector_addition, expand_vector_operations_1,
20652 expand_vector_operations, tree_lower_operations,
20653 pass_lower_vector_ssa, pass_pre_expand): New.
20654 (expand_complex_operations, pass_lower_complex): Remove.
20655 * tree-optimize.c (init_tree_optimization_passes): Adjust
20656 pass ordering for changes in tree-complex.c.
20657 * tree-pass.h: Declare new passes.
20658 * tree.c (finish_vector_type): Remove.
20659 (make_vector_type): New.
20660 (build_vector_type_for_mode, build_vector_type): Rewritten.
20661 * tree.def (VECTOR_TYPE): Document where the number of
20662 subparts is stored.
20663 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
20664 (make_vector): Remove declaration.
20666 2004-07-21 Richard Henderson <rth@redhat.com>
20668 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
20669 TREE_THIS_VOLATILE, may_aliases, or optimization level.
20670 (remove_useless_vars): Dump debugging info.
20671 (expand_used_vars): Move ...
20672 * cfgexpand.c (expand_used_vars): ... here. Make static.
20673 * tree-flow-inline.h (set_is_used): New.
20674 (set_default_def): Use get_var_ann.
20675 * tree-flow.h: Update decls.
20676 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
20677 (create_ssa_var_map): Use it.
20678 * tree-ssa.c (set_is_used): Remove.
20680 2004-07-22 Ben Elliston <bje@au.ibm.com>
20682 * gdbinit.in: Set a breakpoint on internal_error.
20684 2004-07-21 Richard Henderson <rth@redhat.com>
20686 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
20687 to create a new basic block.
20689 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20692 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
20693 return type on function definitions. Move other warnings for
20694 qualified return type to -Wreturn-type. Do not condition any such
20695 warnings on -pedantic. Update comments.
20696 (start_function): Only copy function type from previous prototype
20697 declaration if return types are compatible.
20698 * c-typeck.c (function_types_compatible_p): Don't condition
20699 warning for incompatibility of volatile qualifiers on the return
20700 type on -pedantic. Update comment.
20701 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
20703 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20705 * c-typeck.c (set_init_index): Require designator to be of integer
20708 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20711 * c-parse.in (init): Change to exprtype.
20712 (primary): Set original_code for STRING to STRING_CST.
20713 Call maybe_warn_string_init for compound literals.
20714 (initdcl, notype_initdcl): Call maybe_warn_string_init.
20716 * c-tree.h (maybe_warn_string_init): New.
20717 (pop_init_level, process_init_element): Use struct c_expr.
20718 (struct c_expr): Update comment.
20719 * c-typeck.c (maybe_warn_string_init): New function.
20720 (digest_init): Call it. Additional parameter strict_string. All
20722 (output_init_element): Likewise.
20723 (struct constructor_stack): Use struct c_expr for
20725 (really_start_incremental_init, push_init_level): Update.
20726 (pop_init_level): Update. Return struct c_expr.
20727 (process_init_level): Update. Take struct c_expr argument.
20729 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
20731 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
20734 2004-07-21 Eric Christopher <echristo@redhat.com>
20736 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
20738 * c-decl.c (pop_scope): Ditto.
20739 * calls.c (expand_call): Remove call to current_nesting_level,
20740 update comment accordingly. Remove calls to expand_start_target_temps
20741 and expand_end_target_temps.
20742 * cfgexpand.c (construct_init_block): Remove call to
20743 expand_start_bindings_and_block.
20744 (construct_exit_block): Remove call to expand_end_bindings.
20745 * expr.c (safe_from_p): Remove BIND_EXPR handling.
20746 (expand_expr_real_1): Ditto. Fix formatting.
20747 (expand_vars): Delete.
20748 * stmt.c (POPSTACK): Remove block_stack.
20749 (stmt_status): Remove x_block_stack.
20750 (block_stack): Delete.
20751 (expand_start_bindings_and_block): Ditto.
20752 (expand_start_target_temps): Ditto.
20753 (expand_end_target_temps): Ditto.
20754 (current_nesting_level): Ditto.
20755 (warn_about_unused_variables): Ditto.
20756 (expand_end_bindings): Ditto.
20757 * tree.h: Remove declarations for above.
20759 2004-07-21 Steven Bosscher <stevenb@suse.de>
20761 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
20762 * rtl.c (note_insn_name): Likewise.
20763 * print-rtl.c (print_rtx): Don't print it.
20764 * cfgrtl.h (can_delete_note_p): Don't handle it.
20765 (rtl_delete_block): Likewise.
20766 * passes.c (rest_of_handle_guess_branch_prob): Remove.
20767 (rest_of_compilation): Don't call it.
20768 * predict.c (process_note_predictions, process_note_prediction,
20769 note_prediction_to_br_prob): Remove.
20770 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
20771 * stmt.c (return_prediction): Remove.
20772 (expand_value_return): Don't call it. Don't add prediction
20773 notes for return statements.
20775 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
20777 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
20780 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
20782 * c-common.c (vector_types_convertible_p): Use vector types'
20783 TYPE_SIZE and TREE_TYPE instead of their mode.
20784 * convert.c (convert_to_integer): Likewise.
20785 (convert_to_vector): Likewise.
20786 * fold-const.c (fold_convert): Likewise.
20787 * varasm.c (output_constant): Likewise.
20788 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
20789 Allow a VECTOR_TYPE initializer to be made of several vectors.
20790 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
20791 of cleared and need_to_clear, and use fold_convert.
20792 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
20795 2004-07-20 Richard Henderson <rth@redhat.com>
20797 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
20798 (expand_gimple_basic_block): out from here. Renamed from expand_block.
20800 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
20802 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
20803 enormous cost if not TARGET_HARD_MUL.
20805 2004-07-20 Andrew Pinski <apinski@apple.com>
20808 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
20811 2004-07-21 Paul brook <paul@codesourcery.com>
20813 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
20815 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20817 * fold-const.c (operand_equal_p): Temporarily support NULL args.
20818 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
20819 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
20821 2004-07-20 Zack Weinberg <zack@codesourcery.com>
20823 * rtl.h (plus_constant): Delete.
20824 (plus_constant_wide): Rename to plus_constant.
20825 (plus_constant_for_output_wide): Delete vestigial prototype.
20826 (GEN_INT): Remove unnecessary cast.
20827 * tree.h (build_int_2, size_int_type): Delete.
20828 (build_int_2_wide): Rename to build_int_2.
20829 (size_int_wide): Rename to size_int_kind.
20830 (size_int_type_wide): Rename to size_int_type.
20831 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
20832 Remove unnecessary cast.
20833 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
20834 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
20835 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
20836 (size_int_type_wide): Rename size_int_type.
20837 (int_const_binop): Use size_int_type.
20838 * c-lex.c (interpret_integer): Use build_int_2.
20839 * final.c (split_double): Remove unnecessary casts.
20840 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
20842 2004-07-20 Richard Henderson <rth@redhat.com>
20844 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
20845 (gimplify_compound_lval): Use is_gimple_tmp_reg.
20846 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
20847 (is_gimple_tmp_reg): New.
20848 * tree-gimple.h (is_gimple_tmp_reg): Declare.
20850 2004-07-20 Richard Henderson <rth@redhat.com>
20852 * tree-pretty-print.c (dump_generic_node): Dump
20853 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
20855 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
20857 * tree-mudflap.c (mf_set_options_fndecl): New tree.
20858 (mudflap_init): Set it.
20859 (mudflap_register_call): Remove __mf_init call.
20860 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
20861 to pass "-ignore-reads" option to libmudflap if needed.
20863 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
20866 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
20867 (MAKE_DECL_ONE_ONLY): Undefine.
20868 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
20869 readonly_data, one_only_data_section, forget_section): New prototypes.
20870 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
20872 (pa_select_section): Add one-only (COMDAT) support.
20873 * pa.h (struct machine_function): Define.
20874 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
20875 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
20876 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
20877 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
20878 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
20879 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
20880 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
20881 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
20882 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
20883 for EXTRA_SECTION_FUNCTIONS.
20884 * doc/install.texi: Update binutils requirements.
20886 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
20888 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
20889 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
20890 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
20892 (struct VEC): Use unsigned for num and alloc.
20893 * vec.c (struct vec_prefix): Likewise.
20894 (vec_o_reserve): Adjust.
20896 * dbxout.c (dbxout_type): Fix printf format.
20898 * tree.h (binfo_member): Remove.
20899 * tree.c (binfo_member): Remove.
20901 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
20903 * tree.h: Include vec.h
20904 (DEF_VEC_P(tree)): New type.
20905 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
20906 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
20907 (BINFO_LANG_SLOT): Remove.
20908 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
20909 (struct tree_binfo): Turn base_binfos into a trailing
20910 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
20911 (binfo_lang_slots): Remove.
20912 * tree.c (binfo_lang_slots): Remove.
20913 (make_tree_binfo_stat): Take a base binfo count, not a
20914 lang slot count. Adjust.
20915 * Makefile.in (TREE_H): Add vec.h
20916 * alias.c (record_component_aliases): Adjust BINFO access.
20917 * dbxout.c (dbxout_type): Likewise.
20918 * dwarf2out.c (gen_member_die): Likewise.
20919 * sdbout.c (sdbout_one_type): Likewise.
20920 * tree-dump.c (deque_and_dump): Likewise.
20921 * config/i386/i386.c (classify_argument,
20922 contains_128bit_aligned_vector_p): Likewise.
20923 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
20924 * doc/c-tree.texi (Classes): Update BINFO documentation.
20926 2004-07-20 Steven Bosscher <stevenb@suse.de>
20928 * c-common.h (check_case_value): Remove prototype.
20929 (c_add_case_label): Adjust prototype.
20930 * c-common.c (check_case_value): Make static.
20931 (check_case_bounds): New function.
20932 (c_add_case_label): Use it. Take new argument orig_type.
20933 * c-typeck.c (struct c_switch): New orig_type field.
20934 (c_start_case): Set it.
20935 (do_case): Pass it to c_add_case_label.
20936 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
20937 cases from here. Add the labels in reverse order.
20938 * stmt.c (struct case_node): Adjust comment. Remove balance field.
20939 (add_case_node): Return nothing, don't check for duplicate cases.
20940 Insert new case nodes in a list, not in an AVL tree.
20941 (expand_end_case_type): Don't turn a case tree into a case list.
20942 (case_tree2list): Remove.
20943 * tree.h (add_case_node): Adjust prototype.
20945 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
20947 * genattr.c (struct range, struct function_unit,
20948 write_units, extend_range, init_range): Remove them.
20949 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
20950 Output "#define INSN_SCHEDULING" here.
20951 * genattrtab.c (struct range, struct function_unit_op,
20952 struct function_unit, struct dimension, enum operator,
20953 operate_exp, expand_units, simplify_knowing,
20954 encode_units_mask, simplify_by_exploding,
20955 find_and_mark_used_attributes, unmark_used_attributes,
20956 add_values_to_cover, increment_current_value,
20957 test_for_current_value, simplify_with_current_value,
20958 simplify_with_current_value_aux, gen_unit,
20959 write_unit_name, write_function_unit_info,
20960 write_complex_function, write_toplevel_expr,
20961 find_single_value, extend_range): Remove.
20962 (write_attr_get): Do not handle common_av->value
20964 (struct attr_desc): Remove func_units_p and blockage_p.
20965 (write_attr_valueq): Do not handle them.
20966 (find_attr): Do not clear them.
20967 (make_internal_attr): Do not initialize them.
20968 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
20969 * sched-vis.c (init_target_units, insn_print_units,
20970 init_block_visualization, print_block_visualization,
20971 visualize_scheduled_insns, visualize_no_unit,
20972 visualize_stall_cycles, visualize_alloc,
20973 visualize_free, target_units, get_visual_tbl_length,
20974 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
20975 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
20976 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
20977 * haifa-sched.c (blockage_range, clear_units,
20978 schedule_unit, actual_hazard, potential_hazard,
20979 insn_unit, unit_last_insn, unit_tick,
20980 actual_hazard_this_instance, potential_hazard,
20981 schedule_unit, max_insn_queue_index_value): Remove.
20982 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
20983 max_insn_queue_index.
20984 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
20985 * doc/md.texi (Processor pipeline description): Remove
20986 references to old pipeline descriptions.
20987 (Automaton pipeline description): Merge with the above.
20988 (Old pipeline description, Comparison of the two descriptions):
20991 * bt-load.c (migrate_btr_def): Remove references to
20992 use_pipeline_interface.
20993 * haifa-sched.c (insn_cost, schedule_insn,
20994 schedule_block, advance_one_cycle, sched_init,
20995 queue_to_ready, sched_finish): Likewise.
20996 * modulo-sched.c (sms_schedule, advance_one_cycle,
20997 ps_has_conflicts): Likewise.
20998 * sched-rgn.c (init_ready): Likewise.
20999 (debug_dependencies): Likewise, and remove an "if (1)".
21000 * target.h (use_dfa_pipeline_interface): Remove.
21001 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21002 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21003 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21004 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21005 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21006 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21007 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21008 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21009 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21010 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21011 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21012 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21013 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21014 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21015 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21016 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21017 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21018 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21019 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21021 2004-07-19 Roger Sayle <roger@eyesopen.com>
21023 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
21025 2004-07-19 Jeff Law <law@redhat.com>
21027 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
21028 (get_eq_expr_value): Use it. Simplify slightly.
21030 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
21032 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
21033 (umulsidi3_32bit_r4000): Likewise.
21035 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
21037 * vec.h: Propagate location information properly.
21038 (VEC_T_iterate): Add result pointer parameter.
21039 (VEC_T_space): New.
21040 (VEC_T_reserve): Use it.
21042 2004-07-19 Daniel Jacobowitz <dan@debian.org>
21044 * Makefile.in (c-format.o): Depend on c-format.h.
21045 * c-format.h: New file.
21046 (struct format_char_info): Add CHAIN member.
21047 * c-format.c: Move some types and constants to c-format.h.
21048 (format_type_error): Set to -1.
21049 (struct function_format_info): Use an int for format_type.
21050 (decode_format_type): Return an int. Return format_type_error
21052 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
21053 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
21054 (scan_char_table, time_char_table, monetary_char_table): Initialize
21056 (n_format_types): New variable.
21057 (check_format_info_main): Handle CHAIN in format_char_info.
21058 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
21059 TARGET_N_FORMAT_TYPES.
21060 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21061 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
21062 * config/sol2-c.c: New file.
21063 * config/t-sol2: New file.
21064 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
21065 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
21066 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
21068 * doc/extend.texi (Target Format Checks): New section.
21069 (Function Attributes): Mention it.
21070 * doc/invoke.texi: Mention target format checks.
21071 * doc/sourcebuild.texi: Mention target format checks.
21072 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
21073 TARGET_FORMAT_TYPES.
21075 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
21077 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
21079 * config/s390/s390.c (regclass_map initializer): Register 35 added to
21081 (load_multiple_operation, store_multiple_operation): Removed
21082 pointless sanity check.
21083 (s390_decompose_address): Added check for return_address_pointer_rtx.
21084 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
21085 (s390_return_address_offset): New function.
21086 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
21087 (FRAME_REGNO_P): Added check for register 35.
21088 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
21089 REG_ALLOC_ORDER): Appended entry for register 35.
21090 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
21091 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
21092 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
21093 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
21094 is eliminable using stack pointer or hard frame pointer.
21095 (REGISTER_NAMES): Added name for register 35.
21096 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
21097 pointless sanity check.
21099 2004-07-19 Roger Sayle <roger@eyesopen.com>
21101 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
21102 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
21103 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
21104 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
21105 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
21106 (fold_relational_const): Tidy up handling of floating point
21107 comparisons by calling real_compare. Remove tree_expr_nonzero_p
21108 transformation; fold_relational_const assumes constant operands.
21110 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
21112 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
21115 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
21117 * c-tree.h (struct c_expr): Define.
21118 (C_SET_EXP_ORIGINAL_CODE): Remove.
21119 (parser_build_binary_op, build_compound_expr): Update prototypes.
21120 * c-parse.in (%union): Add exprtype.
21121 (FUNC_NAME): Mark as ttype.
21122 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
21124 (expr): Update. Define directly in terms of expr_no_commas
21125 instead of using nonnull_exprlist.
21126 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
21127 offsetof_member_designator, typespec_nonreserved_nonattr, init,
21128 initval, designator, component_declarator,
21129 component_notype_declarator, enumerator, array_declarator,
21130 condition, exexpr, switch_statement, stmt_nocomp, stmt,
21131 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
21132 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
21134 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
21135 * c-common.c (c_common_truthvalue_conversion): Don't check
21136 C_EXP_ORIGINAL_CODE.
21137 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
21138 Don't use C_EXP_ORIGINAL_CODE.
21139 (default_conversion, default_function_array_conversion): Don't use
21140 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
21141 (internal_build_compound_expr): Merge into build_compound_expr.
21142 (build_compound_expr): Take two operands instead of a TREE_LIST.
21143 * objc/objc-act.c (get_super_receiver): Update calls to
21144 build_compound_expr.
21146 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
21148 * config/sh/sh.c (sh_use_dfa_interface): Remove.
21149 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
21151 * config/sh/sh.md: Extract pipeline descriptions
21152 into separate files.
21153 * config/sh/sh1.md: New file, extracted from sh.md.
21154 * config/sh/sh4.md: New file, extracted from sh.md.
21155 * config/sh/shmedia.md: New file, extracted from sh.md
21156 and rewritten using new-style pipeline description.
21158 2004-07-18 Zack Weinberg <zack@codesourcery.com>
21160 * config/pa/pa.md: Delete the two remaining define_peephole
21163 2004-07-18 Steven Bosscher <stevenb@suse.de>
21164 Joseph S. Myers <jsm@polyomino.org.uk>
21166 * c-common.c (c_common_truthvalue_conversion): Don't warn if
21167 TREE_NO_WARNING is set.
21169 2004-07-18 Roger Sayle <roger@eyesopen.com>
21171 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
21172 simplify_builtin_strncmp): Delete.
21173 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
21174 Change argument to accept an arglist instead of an "exp". Assume
21175 that the return type is always integer_type_node. Copy missing
21176 transformations from their now obsolete simplify_builtin_*
21178 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
21179 fold_builtin_strcmp and fold_builtin_strncmp.
21180 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
21181 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
21182 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
21184 2004-07-18 Daniel Jacobowitz <dan@debian.org>
21186 * Makefile.in (tree-alias-common.o): Update dependencies.
21188 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
21190 * cfgloop.c (flow_loop_nested_p): Fix comment.
21192 2004-07-17 Jason Merrill <jason@redhat.com>
21195 * stor-layout.c (relayout_decl): New fn.
21196 * tree.h: Declare it.
21197 (DECL_BY_REFERENCE): New macro.
21199 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
21201 * libgcc2.c (__enable_execute_stack): New symbol.
21202 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
21203 and declare __enable_execute_stack.
21204 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
21205 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
21206 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21207 ENABLE_EXECUTE_STACK.
21208 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
21209 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21210 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21211 ENABLE_EXECUTE_STACK.
21212 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21213 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
21214 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21215 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21216 ENABLE_EXECUTE_STACK.
21217 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21218 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21219 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21220 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21221 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
21222 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21223 (sparc64_initialize_trampoline): Likewise.
21224 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
21226 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
21228 * langhooks.h (builtin_function): New langhook.
21229 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
21230 (LANG_HOOKS_INITIALIZER): Update.
21231 * tree.h (builtin_function): Remove.
21232 * doc/tm.texi: Update.
21233 * c-tree.h (builtin_function): Declare.
21234 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
21235 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
21236 config/ia64/ia64.c, config/iq2000/iq2000.c,
21237 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
21238 config/stormy16/stormy16.c: All callers of builtin_function
21241 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
21244 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
21245 Remove white space after the backslash.
21247 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
21249 PR rtl-optimization/16294
21250 * resource.c (return_insn_p): New predicate.
21251 (mark_target_live_regs): Use it. Special-case return insns.
21252 (init_resource_info): Use it. Don't scan the epilogue past
21255 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21257 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
21258 destroy dominance information.
21259 * passes.c (rest_of_handle_loop2): Free dominance information.
21260 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
21262 (thread_jumps): Update dominance information and remove unreachable
21264 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
21265 information and remove the unreachable block.
21267 2004-07-17 Graham Stott <graham.stott@btinternet.com>
21269 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
21271 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
21273 * doc/sourcebuild.texi: Remove libf2c entry.
21275 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
21277 * config/i386/i386.md (movv16qi_internal): Fix typo.
21279 2004-07-17 Steven Bosscher <stevenb@suse.de>
21281 * final.c (final_scan_insn): Fix broken commit from previous
21284 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
21286 * c-typeck.c (parser_build_binary_op): Condition warnings for
21287 X<=Y<=Z on -Wparentheses instead of -Wextra.
21288 * doc/invoke.texi: Update. Document that most of -Wparentheses is
21289 supported for C only.
21291 2004-07-17 Steven Bosscher <stevenb@suse.de>
21293 * cfgcleanup.c (try_simplify_condjump): Don't remove line
21294 notes to avoid unreachable code warnings.
21295 * toplev.c (backend_init): Don't emit line notes for
21296 unreachable code warnings.
21298 * combine.c (distribute_notes): Don't distribute a
21299 REG_VTABLE_REF note.
21300 * final.c (final_scan_insn): Don't handle it.
21301 * rtl.c (reg_note_name): Remove it.
21302 * rtl.h (enum reg_node): Dito.
21304 * emit-rtl.c (force_line_numbers, restore_line_number_status):
21306 * rtl.h (force_line_numbers, restore_line_number_status):
21309 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
21310 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
21311 (using_eh_for_cleanups): Also moved here.
21313 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
21314 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
21315 to expand_start_case and add_case_node.
21316 * stmt.c (struct nesting): Cleanup unused fields condition_code,
21317 last_unconditional_cleanup, nominal_type, printname, and
21318 line_number_status.
21319 (struct fixup_goto): Remove.
21320 (struct stmt_status): Remove x_goto_fixup_chain field.
21321 (goto_fixup_chain): Remove.
21322 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
21323 pushcase, pushcase_range): Remove.
21324 (expand_start_bindings_and_block): Don't set unused fields in
21326 (expand_start_case, add_case_node): Cleanup unused formal arguments.
21327 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
21328 instead of emit_jump_if_reachable.
21329 (emit_case_nodes): Likewise.
21330 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
21332 (update_eh_label): Work around left-over exception handing regions.
21333 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
21334 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
21335 (pass_cleanup_cfg_post_optimizing): New pass.
21336 (init_tree_optimization_passes): Run the new pass after all
21338 * tree.h (pushcase, pushcase_range): Remove prototypes.
21339 (expand_start_case, add_case_node): Update prototypes.
21341 2004-07-16 Krister Walfridsson <cato@df.lth.se>
21343 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
21345 2004-07-16 Richard Henderson <rth@redhat.com>
21347 * builtins.c (std_expand_builtin_va_arg): Remove.
21348 (expand_builtin_va_arg): Remove.
21349 * expr.h: Don't declare them.
21350 * gimplify.c (mark_decls_volatile_r): Remove.
21351 (copy_if_shared_r): Don't call it.
21352 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
21353 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
21354 * gimple-low.c (lower_stmt): Likewise.
21355 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
21356 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
21357 * tree-ssa-operands.c (get_expr_operands): Likewise.
21358 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
21359 EXPAND_BUILTIN_VA_ARG.
21360 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
21361 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
21362 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
21363 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
21365 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
21367 * tree-ssa-pre.c (insert_aux): Break out if we hit
21370 2004-07-16 Richard Henderson <rth@redhat.com>
21372 * basic-block.h (remove_fake_exit_edges): Declare.
21373 * cfganal.c (remove_fake_predecessors): Rename from
21374 remove_fake_successors; iterate over predecessors.
21375 (remove_fake_exit_edges): New.
21376 * cfgcleanup.c (try_optimize_cfg): Use it.
21377 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
21378 * predict.c (estimate_probability): Likewise.
21379 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
21380 * tree-cfg.c (make_edges): Likewise.
21381 * tree-ssa-pre.c (fini_pre): Likewise.
21382 * profile.c (instrument_edges): Don't remove_fake_edges.
21383 (branch_prob): Do it earlier here.
21385 2004-07-16 Richard Henderson <rth@redhat.com>
21387 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
21388 switchification wrt CONSTRUCTOR. Document the reason.
21390 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
21392 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
21393 that prevented descriptive __mf_check source location strings.
21395 2004-07-16 Richard Henderson <rth@redhat.com>
21397 * tree-def (WITH_SIZE_EXPR): New.
21398 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
21399 * expr.c (expand_expr_real_1): Likewise.
21400 * gimplify.c (maybe_with_size_expr): New.
21401 (gimplify_arg, gimplify_modify_expr): Use it.
21402 (gimplify_modify_expr_to_memcpy): Take size parameter.
21403 (gimplify_modify_expr_to_memset): Likewise.
21404 (gimplify_expr): Handle WITH_SIZE_EXPR.
21405 * tree-alias-common.c (find_func_aliases): Likewise.
21406 * tree-eh.c (tree_could_trap_p): Likewise.
21407 (tree_could_throw_p): Likewise.
21408 * tree-gimple.c (is_gimple_lvalue): Likewise.
21409 (get_call_expr_in): Likewise.
21410 * tree-inline.c (estimate_num_insns_1): Likewise.
21411 (expand_calls_inline): Likewise.
21412 * tree-nested.c (convert_call_expr): Likewise.
21413 * tree-pretty-print.c (dump_generic_node): Likewise.
21414 * tree-sra.c (sra_walk_expr): Likewise.
21415 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
21416 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
21417 * tree-ssa-operands.c (get_expr_operands): Likewise.
21418 * tree-tailcall.c (find_tail_calls): Likewise.
21420 * calls.c (expand_call): Reset old_stack_allocated after
21421 calling emit_stack_restore.
21423 2004-07-16 Richard Henderson <rth@redhat.com>
21425 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
21426 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
21427 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
21428 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
21429 copy_res_decl_for_inlining.
21431 * tree-inline.c (declare_return_variable): New modify_dest argument.
21432 Use it as the return value, when possible or manditory. Handle
21433 TREE_ADDRESSABLE types.
21434 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
21435 replacement of CALL_EXPR.
21437 2004-07-16 Richard Henderson <rth@redhat.com>
21439 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
21440 * gimple-low.c (expand_var_p): Don't check it.
21441 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
21442 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
21443 * tree-ssa-operands.c (add_stmt_operand): Likewise.
21444 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
21445 (find_referenced_vars): Don't call them.
21446 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
21448 2004-07-16 Richard Henderson <rth@redhat.com>
21450 * function.c (pass_by_reference): True for all variable sized types.
21452 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
21454 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
21455 * tree-pretty-print.c: Include tree-chrec.h.
21456 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
21457 and POLYNOMIAL_CHREC nodes.
21459 2004-07-16 Steve Ellcey <sje@cup.hp.com>
21461 * builtins.c (expand_builtin_stpcpy): Do not create temporary
21464 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
21466 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
21468 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
21470 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
21472 * config/s390/s390.c: Likewise.
21473 * config/s390/s390.h: Likewise.
21475 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21477 * config/mips/mips.md (addsi3, adddi3): Remove special handling
21478 of $sp adds. Remove REGNO checks from mips16 patterns.
21480 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21482 * config/mips/mips.md: Delete outdated comment.
21484 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21486 * config/mips/mips.c (get_float_compare_codes): Delete.
21487 (mips_emit_compare): New function, mostly extracted from
21488 get_float_compare_codes and gen_conditional_branch.
21489 (gen_conditional_branch, gen_conditional_move): Use it.
21491 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
21493 * genautomata.c (add_vect): Speedup by using integers as
21494 bit-vectors for walking through the comb_vect and finding
21497 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21499 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
21500 operand is an uns_arith_operand; use subtraction otherwise.
21501 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
21502 not just arith_operands.
21504 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21506 * config/mips/mips-protos.h (gen_int_relational): Delete.
21507 (mips_emit_scc): Declare.
21508 * config/mips/mips.c (internal_test): Delete.
21509 (sle_operand, sleu_operand): New functions.
21510 (map_test_to_internal_test, gen_int_relational): Delete.
21511 (mips_emit_binary, mips_relational_operand_ok_p)
21512 (mips_emit_int_relational, mips_zero_if_equal)
21513 (mips_emit_scc): New functions.
21514 (gen_conditional_branch): Rework to use mips_emit_int_relational.
21515 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
21517 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
21518 (sltu, sleu): Use mips_emit_scc.
21519 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
21520 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
21521 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
21523 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21525 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
21527 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21529 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
21530 (*sne_[sd]i): Likewise sne_[sd]i_zero.
21531 (*sgt_[sd]i): ...and sgt_[sd]i.
21532 (*slt_[sd]i): ...and slt_[sd]i.
21533 (*sgtu_[sd]i): ...and sgtu_[sd]i.
21534 (*sltu_[sd]i): ...and sltu_[sd]i.
21535 (*sleu_[sd]i): ...and sleu_[sd]i_const.
21536 Name previously unnamed mips16 patterns. Formatting fixes.
21538 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21540 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
21541 (branch_type): Delete.
21542 (gen_conditional_branch, gen_conditional_move)
21543 (mips_gen_conditional_trap): Update after name change. Get the
21544 comparison mode from cmp_operands[0].
21545 * config/mips/mips.h (cmp_type, branch_type): Delete.
21546 (cmp_operands): Renamed from branch_cmp.
21547 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
21548 name change. Don't set branch_type.
21549 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
21550 mode class of cmp_operands[0] rather than branch_type. Update after
21553 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21555 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
21556 of 0...255 to 0 when inside a SET.
21558 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21560 * config/mips/mips.md: Remove mips16 define_peepholes.
21562 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
21564 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
21565 (fini_pre): Remove fake edges.
21567 2004-07-15 Richard Henderson <rth@redhat.com>
21569 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
21570 (get_indirect_ref_operands, get_call_expr_operands): ... these.
21572 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
21574 * vec.h (VEC_address): New function.
21576 2004-07-14 Jason Merrill <jason@redhat.com>
21578 PR middle-end/15885
21579 * gimplify.c (gimplify_arg): New fn, split out from...
21580 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
21582 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
21584 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
21585 generate code which is generated by pushqi1 now
21586 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
21588 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
21590 * combine.c (simplify_set): match the mode of the constant 0 with
21591 the tested operand to match the compare behaviour and the
21592 simplify_relational_operation() expectation.
21594 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
21596 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
21597 ("bordered"): Same.
21599 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
21601 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
21603 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
21605 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
21607 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
21608 calls in mips16 code.
21610 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
21612 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
21613 the destination of the li as well as for the neg.
21615 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
21618 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
21619 * cgraph.h: Update declaration.
21620 * c-decl.c (build_cdtor): Update call with default priority.
21621 * coverage.c (create_coverage): Ditto.
21622 * tree-mudflap.c (mf_init_fndecl): New tree.
21623 (mudflap_init): Set it.
21624 (mudflap_register_call): Arrange to call __mf_init before the first
21625 __mf_register call.
21626 (mudflap_finish_file): Mark the mudflap static initializer as extra
21627 high priority, to beat all C++ static constructors.
21629 2004-07-15 Jeff Law <law@redhat.com>
21631 * loop.c (check_insn_for_givs): Restore check for code labels that was
21632 accidentally deleted by a recent checkin.
21634 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
21636 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
21637 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
21639 2004-07-14 Richard Henderson <rth@redhat.com>
21641 * print-tree.c (print_node): Fix casts last change.
21643 2004-07-15 Paul Brook <paul@codesourcery.com>
21645 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
21646 to TARGET_UNWIND_INFO.
21647 * except.c (output_function_exception_table): Ditto.
21649 * opts.c (decode_options): Ditto.
21650 * passes.c (rest_of_handle_final): Ditto.
21651 * final.c (final_start_function): Ditto.
21652 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
21654 * targhooks.h (default_unwind_emit): Declare.
21655 * targhooks.c (default_unwind_emit): New function.
21656 * target-def.h: Define and use TARGET_UNWIND_EMIT.
21657 * target.h (struct gcc_target): Add unwind_emit.
21658 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
21659 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
21660 Remove IA64_UNWIND_EMIT.
21661 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
21663 2004-07-14 Richard Henderson <rth@redhat.com>
21665 * print-tree.c (print_node): Handle SSA_NAME.
21667 2004-07-14 James E Wilson <wilson@specifixinc.com>
21670 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
21671 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
21673 2004-07-15 Jakub Jelinek <jakub@redhat.com>
21675 * expr.c (expand_assignment): Reenable bitfield += optimizations.
21676 Use alias set 0 for memory, do proper mode calculations and adjust
21677 address for memories.
21679 2004-07-14 Per Bothner <per@bothner.com>
21681 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
21682 structure with extra column field.
21683 * tree.c (expand_location): Also fill in column field.
21684 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
21685 gets confused by the two conditionally-compiled definitions.
21687 2004-07-14 Eric Christopher <echristo@redhat.com>
21689 * calls.c (expand_call): Fix typo in comment.
21691 2004-07-14 Steve Ellcey <sje@cup.hp.com>
21693 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
21694 comparision of TFmode.
21696 2004-07-14 Richard Henderson <rth@redhat.com>
21698 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
21699 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
21700 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
21701 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21702 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
21703 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
21704 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21705 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
21706 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
21708 2004-07-14 Mike Stump <mrs@apple.com>
21710 * config/darwin.h (WINT_TYPE): Define to be int to match
21711 system header files.
21713 2004-07-14 Bob Wilson <bob.wilson@acm.org>
21715 * config/xtensa/xtensa.c (function_arg_advance): Check for args
21716 that must be passed in the stack.
21717 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
21718 arguments if the size is not a constant.
21720 2004-07-14 Per Bothner <per@bothner.com>
21722 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
21723 instead of EXPR_LOCUS in a boolean context, which is always true
21724 if --enable-mapped-location.
21725 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
21727 2004-07-14 Richard Henderson <rth@redhat.com>
21729 * dominance.c (struct dom_info): Add fake_exit_edge.
21730 (init_dom_info): Allocate it.
21731 (free_dom_info): Free it.
21732 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
21734 (calc_idoms): Honor fake_exit_edge.
21736 2004-07-13 Jason Merrill <jason@redhat.com>
21738 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
21739 (rhs_test_for): New fn.
21740 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
21741 * tree-gimple.h: Declare them.
21742 * gimplify.c (gimplify_modify_expr): Use the new fns.
21744 2004-07-14 Richard Henderson <rth@redhat.com>
21746 * config/arm/arm-protos.h (arm_va_arg): Remove.
21747 * config/arm/arm.c (arm_va_arg): Remove.
21748 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
21749 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
21751 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21753 * pa.c (fix_range): New function to mark a range(s) of registers as
21755 (override_options): Call fix_range if the -mfixed-range option string
21757 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
21758 * doc/invoke.texi (-mfixed-range): Document new option.
21760 2004-07-14 David Edelsohn <edelsohn@gnu.org>
21762 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
21764 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
21766 2004-07-14 Roger Sayle <roger@eyesopen.com>
21768 * expmed.c (expand_sdiv_pow2): New function to expand signed division
21769 by a positive power of two, split out from expand_divmod. Provide
21770 an alternate implementation when shifts are expensive. Lower the
21771 threshold for using a branchless implementation to BRANCH_COST >= 2.
21772 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
21774 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21776 * tree-dfa.c (make_rename_temp): *Really* work just
21777 like create_tmp_var if called while outside SSA form.
21779 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
21781 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
21782 for division by zero.
21783 ("umodsi3"): Likewise.
21785 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
21787 * config/mips/mips.c (mips_output_move): When generating mips16 code,
21788 force loads of negative constants to be split.
21789 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
21790 Generalize SImode li/neg splitter to cope with other modes.
21792 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21794 * expmed.c: Remove more references to QUEUED in the comments.
21795 * expr.c: Likewise.
21797 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
21800 2004-07-13 Richard Henderson <rth@redhat.com>
21801 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
21804 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21806 * tree-dfa.c (make_rename_temp): Work just like
21807 create_tmp_var if called while outside SSA form.
21809 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21811 * expr.c (enqueue_insn, finish_expr_for_function,
21812 protect_from_queue, queued_subexp_p, mark_queue,
21813 emit_insns_enqueued_after_mark, emit_queue,
21814 expand_increment): Remove.
21815 (store_constructor): Expand increment as an assignment.
21816 (expand_expr_real_1 <case PREINCREMENT_EXPR,
21817 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
21818 case POSTDECREMENT_EXPR>): Abort.
21819 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
21820 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
21821 protect_from_queue, emit_queue, queued_subexp_p): Remove.
21822 * function.h (pending_chain, x_pending_chain): Remove.
21823 * rtl.def (QUEUED): Remove.
21825 * emit-rtl.c (copy_insn_1, copy_most_rtx,
21826 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
21827 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
21828 encode_units_mask): Likewise.
21829 * local-alloc.c (equiv_init_varies_p): Likewise.
21830 * rtl.c (copy_rtx): Likewise.
21831 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
21832 * simplify-rtx.c (simplify_gen_subreg): Likewise.
21833 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
21835 * builtins.c (expand_builtin, expand_builtin_apply,
21836 expand_builtin_mathfn, expand_builtin_mathfn_2,
21837 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
21838 Remove calls to emit_queue and protect_from_queue.
21839 * calls.c (expand_call, precompute_arguments,
21840 precompute_register_parameters, rtx_for_function_call,
21841 store_one_arg): Likewise.
21842 * dojump.c (do_compare_and_jump, do_jump): Likewise.
21843 * explow.c (memory_address): Likewise.
21844 * expmed.c (clear_by_pieces_1, clear_storage,
21845 clear_storage_via_libcall, emit_group_load,
21846 emit_group_store, emit_store_flag,
21847 expand_expr_real_1, store_by_pieces,
21848 store_constructor, store_expr, try_casesi,
21849 try_tablejump): Likewise.
21850 * function.c (expand_pending_sizes): Likewise.
21851 * optabs.c (emit_cmp_and_jump_insns,
21852 emit_conditional_add, emit_conditional_move,
21853 expand_fix, expand_float, prepare_cmp_insn): Likewise.
21854 * stmt.c (emit_case_bit_tests,
21855 expand_asm_expr, expand_computed_goto,
21856 expand_decl_init, expand_end_case_type,
21857 expand_end_stmt_expr, expand_expr_stmt_value,
21858 expand_return, expand_start_case,
21859 optimize_tail_recursion): Likewise.
21860 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21861 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
21863 2004-07-14 Ben Elliston <bje@au.ibm.com>
21865 * vec.h: Comment fix.
21867 2004-07-13 Richard Henderson <rth@redhat.com>
21869 * target.h (struct gcc_target): Add calls.pass_by_reference.
21870 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
21871 * function.c (pass_by_reference): Use the hook.
21872 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
21873 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
21874 (hook_pass_by_reference_must_pass_in_stack): New.
21875 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
21876 (alpha_pass_by_reference): New.
21877 (TARGET_PASS_BY_REFERENCE): New.
21878 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21879 * config/arc/arc.c (arc_pass_by_reference): New.
21880 (TARGET_PASS_BY_REFERENCE): New.
21881 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21882 (FUNCTION_ARG_CALLEE_COPIES): True.
21883 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
21884 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
21885 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
21886 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21887 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21888 * config/cris/cris.c (cris_pass_by_reference): New.
21889 (TARGET_PASS_BY_REFERENCE): New.
21890 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
21891 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
21892 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21893 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
21894 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21895 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
21896 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
21897 (frv_function_arg_pass_by_reference): Remove.
21898 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21899 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
21900 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
21901 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
21902 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21903 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
21904 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
21905 (ia64_pass_by_reference): Rename from
21906 ia64_function_arg_pass_by_reference.
21907 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21908 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21909 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
21910 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
21911 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
21912 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21913 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
21914 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
21915 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
21916 (m32r_pass_by_reference): Adjust prototype. Make static.
21917 Handle mode sizes correctly.
21918 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21919 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
21920 (m68hc11_function_arg_pass_by_reference): Remove.
21921 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21922 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
21923 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
21924 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21925 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
21926 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
21927 (mips_va_arg): Use pass_by_reference.
21928 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
21929 Handle mode sizes correctly.
21930 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21931 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
21932 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
21933 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
21934 (mmix_pass_by_reference): Rename from
21935 mmix_function_arg_pass_by_reference.
21936 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21937 (FUNCTION_ARG_CALLEE_COPIES): True.
21938 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
21939 (mn10300_pass_by_reference): New.
21940 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21941 (FUNCTION_ARG_CALLEE_COPIES): True.
21942 * config/pa/pa.c (pa_pass_by_reference): New.
21943 (TARGET_PASS_BY_REFERENCE): New.
21944 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21945 (FUNCTION_ARG_CALLEE_COPIES): True.
21946 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
21947 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
21948 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
21949 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21950 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
21951 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
21952 (s390_pass_by_reference): Rename from
21953 s390_function_arg_pass_by_reference.
21954 (s390_function_arg_advance): Don't query pass-by-ref.
21955 (s390_function_arg): Likewise.
21956 (s390_gimplify_va_arg): Use pass_by_reference.
21957 (s390_call_saved_register_used): Likewise.
21958 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21959 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
21960 (shcompact_byref, sh_pass_by_reference): New.
21961 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21962 (SHCOMPACT_BYREF): Remove.
21963 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
21964 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
21965 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
21966 (sparc_gimplify_va_arg): Use pass_by_reference.
21967 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21968 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21969 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
21970 (v850_pass_by_reference): New.
21971 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21972 (FUNCTION_ARG_CALLEE_COPIES): True.
21973 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
21974 FUNCTION_ARG_PASS_BY_REFERENCE docs.
21976 2004-07-14 Richard Henderson <rth@redhat.com>
21977 Richard Sandiford <rsandifo@redhat.com>
21979 * config/mips/mips-protos.h (mips_va_arg): Delete.
21980 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
21981 * config/mips/mips.c: Include tree-gimple.h.
21982 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
21983 (mips_arg_info): Remove special handling of must_pass_in_stck args.
21984 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
21985 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
21987 2004-07-13 Bob Wilson <bob.wilson@acm.org>
21989 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
21990 arguments for COND_EXPR in big-endian adjustment code.
21992 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21994 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
21995 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
21996 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
21997 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
21999 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22001 PR tree-optimization/16443
22002 * tree-ssa-alias.c: Add more description for
22003 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
22004 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
22005 clobbering of call-clobbered and addressable variables. If
22006 there are any before aliases have been computed, add them.
22008 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22010 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
22013 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
22015 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
22016 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
22019 2004-07-13 Per Bothner <per@bothner.com>
22021 * collect2.c (main): Handle --no-demangle and --demangle flags.
22023 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
22025 * Makefile.in (OBJS-common): Add tree-data-ref.o.
22026 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
22027 (tree-data-ref.o): New rule.
22028 * lambda.h: New file.
22029 * tree-data-ref.c: New file.
22030 * tree-data-ref.h: New file.
22031 * tree.c (int_cst_value, tree_fold_gcd): New functions.
22032 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
22034 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22037 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
22038 * config/sparc/sparc.c (output_ubranch): New function.
22039 * config/sparc/sparc.md (jump pattern): Use it.
22041 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22044 * config/sparc/sparc.c (output_cbranch): Properly guard
22045 the code handling far branches with TARGET_V9.
22046 * config/sparc/sparc.md (length attribute): Document the
22047 side-effect of having a length greater or equal to 3.
22049 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22050 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
22053 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
22054 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
22056 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22057 Martin Sebor <sebor@roguewave.com>
22060 * doc/invoke.texi (SPARC options): Document -threads
22061 and -pthreads on Solaris.
22063 2004-07-13 Richard Henderson <rth@redhat.com>
22065 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
22067 (ind_gimplify_va_arg_expr): Remove.
22068 * tree.h (ind_gimplify_va_arg_expr): Remove.
22069 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
22070 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
22073 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
22074 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
22075 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
22076 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
22077 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
22079 2004-07-13 Richard Henderson <rth@redhat.com>
22081 * function.c (pass_by_reference): New.
22082 (assign_parm_find_data_types): Use it.
22083 * calls.c (initialize_argument_information): Likewise.
22084 (emit_library_call_value_1): Likewise.
22085 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22086 * function.h (pass_by_reference): Declare.
22088 2004-07-13 Richard Henderson <rth@redhat.com>
22090 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
22091 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
22092 * expr.h (MUST_PASS_IN_STACK): Remove.
22093 * system.h (MUST_PASS_IN_STACK): Poison.
22094 * tree.h (must_pass_in_stack_var_size): Declare.
22095 (must_pass_in_stack_var_size_or_pad): Declare.
22096 * calls.c (must_pass_in_stack_var_size): New.
22097 (must_pass_in_stack_var_size_or_pad): Rename from
22098 default_must_pass_in_stack.
22099 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
22100 (TARGET_MUST_PASS_IN_STACK): New.
22101 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
22102 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
22103 (TARGET_MUST_PASS_IN_STACK): New.
22104 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
22105 * config/frv/frv.c (frv_must_pass_in_stack): New.
22106 (TARGET_MUST_PASS_IN_STACK): New.
22107 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
22108 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
22109 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
22110 (ix86_must_pass_in_stack): Make static.
22111 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
22112 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
22113 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
22114 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
22115 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
22116 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
22117 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
22118 (mcore_must_pass_on_stack): Remove.
22119 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
22120 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
22121 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
22122 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
22123 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
22124 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
22125 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
22126 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
22127 (TARGET_MUST_PASS_IN_STACK): New.
22128 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
22129 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
22130 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
22131 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
22132 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
22133 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
22134 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
22135 MUST_PASS_IN_STACK.
22137 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
22138 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
22139 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
22140 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
22141 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
22142 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
22143 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
22144 config/xtensa/xtensa.c: Use target hook.
22146 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
22148 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
22149 * configure: Rebuilt.
22151 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
22153 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
22154 * config/mips/mips.h (mips_reg_names): Don't declare.
22155 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
22156 (TARGET_NAME_REGS): Delete.
22157 (TARGET_SWITCHES): Remove -mrnames.
22158 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
22159 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
22161 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
22162 (override_options): Remove handling of TARGET_NAME_REGS.
22164 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
22166 * config/mips/mips.h (TARGET_*): Boolify.
22168 2004-07-12 Nick Clifton <nickc@redhat.com>
22170 * config.gcc: Add sh-*-symbianelf target.
22171 * config/sh/sh.c: Add new target macros:
22172 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
22173 TARGET_CXX_IMPORT_EXPORT_CLASS.
22174 (sh_file_start): Create a definition of the .directive section.
22175 (sh_attribute): Add dllimport and dllexport attributes.
22176 * config/sh/symbian-pre.h: New file.
22177 * config/sh/symbian-post.h: New file.
22178 * config/sh/symbian.c: New file. Contains Symbian specific
22180 * config/sh/sh-protos.h: Add prototypes for new functions
22181 provided by symbian.c.
22182 * config/sh/t-symbian: New file.
22183 * doc/extend.texi: Document support for dllimport and dllexport
22184 attributes by the sh-symbianelf target.
22186 2004-07-12 James E Wilson <wilson@specifixinc.com>
22188 * Makefile.in (AR): Use @AR@ not ar.
22190 (AR_FOR_TARGET): Use $(AR) not ar for native.
22191 (NM_FOR_TARGET): Use $(NM) not nm for native.
22192 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
22193 * configure: Regenerate.
22195 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
22197 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
22199 (ashldi3_sp64): Likewise.
22201 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22204 * pa.c (function_arg): Update comment.
22205 * pa.h (BLOCK_REG_PADDING): Define.
22207 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22209 PR tree-optimization/16461
22210 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
22211 arguments of phi nodes.
22213 2004-07-12 Devang Patel <dpatel@apple.com>
22215 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
22217 2004-07-12 Steve Ellcey <sje@cup.hp.com>
22219 * function.c (expand_function_start): Ensure r_save is in Pmode.
22220 * calls.c (prepare_call_address): Ensure static_chain_value is
22222 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
22223 r_save_area are in Pmode.
22224 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
22225 fnaddr, and static_chain are in Pmode.
22227 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
22230 * config/ia64/ia64.c (bundling): Don't count ignored insns.
22232 2004-07-12 Richard Henderson <rth@redhat.com>
22234 * target.h (struct gcc_target): Move gimplify_va_arg_expr
22235 next to build_builtin_va_list.
22236 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
22237 * builtins.c (gimplify_va_arg_expr): Likewise.
22238 * gimplify.c (copy_if_shared_r): Likewise.
22240 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
22242 * passes.c (rest_of_decl_compilation): Don't defer call of
22243 assemble_variable if its DECL_RTL is already set.
22245 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
22247 * cfgloop.h (struct loop): Add nb_iterations field.
22248 (current_loops): Declare.
22249 * tree-chrec.c (chrec_not_analyzed_yet,
22250 chrec_dont_know, chrec_known, count_ev_in_wider_type,
22251 chrec_contains_symbols_defined_in_loop): Remove the temporary
22253 * tree-flow-inline.h (loop_containing_stmt): New function.
22254 * tree-scalar-evolution.c: Add implementation.
22255 * tree-scalar-evolution.h: Add declarations.
22257 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
22259 PR rtl-optimization/15921
22260 * Makefile.in (global.o): Add recog.h.
22262 * global.c (recog.h): Add the include-clause.
22263 (bb_info): New member earlyclobber.
22264 (allocate_bb_info, free_bb_info): Initialize/finish the new
22266 (earlyclobber_regclass, earlyclobber_regclass_length): The new
22268 (check_earlyclobber, regclass_intersect,
22269 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
22271 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
22272 (make_accurate_live_analysis): Modify pavin.
22274 2004-07-12 Diego Novillo <dnovillo@redhat.com>
22276 * tree-cfg.c (find_taken_edge): Statically compute the truth
22277 value of a predicate comparing an SSA_NAME to itself.
22279 2004-07-12 Roger Sayle <roger@eyesopen.com>
22281 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
22282 rs6000 doesn't have shift-and-add or shift-and-sub instructions
22283 by returning the cost of a multiplication plus an addition.
22285 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
22287 PR tree-optimization/14107
22288 * gimplify.c (gimplify_return_expr): Accept a
22289 RETURN_EXPR with an error argument.
22290 * tree-optimize.c (init_tree_optimization_passes):
22291 Run pass_warn_function_return at -O0.
22293 2004-07-12 Roger Sayle <roger@eyesopen.com>
22295 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
22298 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
22300 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
22301 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22302 * config/mips/3000.md: Add copyright notice. Remove automota and
22303 function units; use generic ones instead. Only define reservations
22304 for things that are different from generic.md. Extend each clause
22306 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
22307 * config/mips/mips.md: Include them. Remove define_function_units.
22308 (alu, imuldiv): New automata and units.
22310 2004-07-12 Ben Elliston <bje@au.ibm.com>
22312 * doc/invoke.texi (Optimize Options): Document -frename-registers
22313 not being enabled by default at -O3.
22315 2004-07-11 Roger Sayle <roger@eyesopen.com>
22317 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
22318 floating point additions, to keep real immediate constant positive.
22319 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
22320 into X + C, and leave positive real constants as X - C.
22322 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22324 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
22326 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22328 PR tree-optimization/15654
22329 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
22331 2004-07-11 Roger Sayle <roger@eyesopen.com>
22333 * builtins.c (fold_builtin_fputs): Don't bother converting the
22334 return type to integer_type_node, as we've already checked that
22335 the result will be ignored.
22337 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
22338 that signed addition, subtraction, multiplication, division,
22339 remainder, negation and absolute value may potentially trap.
22341 * fold-const.c (fold_ignored_result): New function to strip
22342 non-side-effecting tree nodes from an expression whose result
22344 (fold_convert): Call fold_ignored_result when casting a value
22346 (omit_one_operand): Call fold_ignored_result on the "omitted"
22347 operand when building a COMPOUND_EXPR.
22348 (pedantic_omit_one_operand): Likewise.
22349 * tree.h (fold_ignored_result): Prototype here.
22350 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
22351 when we're going to ignore the result.
22353 2004-07-11 Richard Henderson <rth@redhat.com>
22356 * tree-ssa-ccp.c (fold_stmt_r): Split out...
22357 * tree.c (fields_compatible_p, find_compatible_field): ... new.
22358 * tree.h (fields_compatible_p, find_compatible_field): Declare.
22359 * tree-sra.c (sra_hash_tree): Hash fields by offset.
22360 (sra_elt_eq): Use fields_compatible_p.
22361 (generate_one_element_ref): Use find_compatible_field.
22363 2004-07-11 Richard Henderson <rth@redhat.com>
22366 * tree-sra.c (generate_one_element_init): New.
22367 (generate_element_init): Use it.
22368 (scalarize_init): Push/pop gimplify context around it.
22369 (find_new_referenced_vars_1, find_new_referenced_vars): New.
22370 * gimplify.c (gimplify_expr): Allow SSA_NAME.
22372 2004-07-11 Roger Sayle <roger@eyesopen.com>
22374 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
22375 combine.c's combine_insn_cost.
22376 * rtl.h (insn_rtx_cost): Prototype here.
22377 * combine.c (combine_insn_cost): Delete function.
22378 (combine_validate_cost): Update callers of combine_insn_cost to
22379 call insn_rtx_cost instead.
22380 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
22381 requesting the rtx_cost of call and/or jump instructions.
22383 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
22384 rtx_cost directly. Don't request/use the cost of call or jump
22385 instructions. Return -1 if the cost of any instruction can't be
22386 determined (or the BB contains a function call).
22387 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
22388 -1 (i.e. can't determine the cost of any instruction or the basic
22389 block contains a subroutine call).
22390 (find_if_case_2): Likewise.
22392 2004-07-11 Roger Sayle <roger@eyesopen.com>
22394 * rs6000.c (struct processor_costs): Change semantics of fields to
22395 include the COST_N_INSNS scaling, and update all initializers.
22396 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
22397 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
22398 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
22399 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
22401 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22403 * LANGUAGES: Remove obsolete information.
22405 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
22407 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
22408 SIGBUS signal frames, the PSW address points *to* the faulting
22409 instruction, not after it.
22411 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
22413 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
22414 added to TLS symbol addresses.
22416 2004-07-11 Richard Henderson <rth@redhat.com>
22418 * expmed.c (init_expmed): Use stack-local structures for
22419 temporary rtl. Don't recognize shifts.
22421 2004-07-11 Richard Henderson <rth@redhat.com>
22423 * expr.c (store_expr): Don't fiddle subreg promotion for types
22424 with precision smaller than the mode.
22426 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22428 * tree.h (all_types_permanent): Remove.
22430 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22432 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
22433 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
22434 * langhooks.c (lhd_clear_binding_stack): Remove.
22435 * langhooks-def.h (lhd_clear_binding_stack,
22436 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
22437 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
22438 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
22439 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
22440 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
22441 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
22442 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
22443 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
22444 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
22445 * tree.h (poplevel): Don't declare.
22446 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
22447 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
22448 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
22449 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
22452 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22454 PR tree-optimization/16437
22455 * c-common.c (shorten_compare): Don't mark result of conversion to
22456 narrower signed type as overflowing.
22457 * fold-const.c (decode_field_reference): Determine whether
22458 signedness comes from outer type using precision rather than size.
22460 2004-07-11 Phil Edwards <phil@codesourcery.com>
22462 * configure.ac: Alphabetize --enable-checking list, add
22463 missing valgrind entry.
22464 * configure: Regenerate.
22466 2004-07-11 Phil Edwards <phil@codesourcery.com>
22468 * doc/install.texi (Testing): Fix syntax in "make check" example.
22470 2004-07-10 James E Wilson <wilson@specifixinc.com>
22472 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
22474 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22476 PR rtl-optimization/16001
22477 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
22480 2004-07-10 Geoffrey Keating <geoffk@apple.com>
22482 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
22484 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
22485 James Morrison <phython@gcc.gnu.org>
22487 * doc/contrib.texi (Contributors): Add gfortran contributors and
22488 fix a couple of typos.
22490 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22492 PR rtl-optimization/15387
22493 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
22494 to incoming args space correctly.
22496 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22498 * pa.c (output_indirect_call): Only use %r2 as the link register in
22499 indirect calls with the long PA 2.0 pc-relative branch.
22501 2004-07-10 Daniel Jacobowitz <dan@debian.org>
22503 * config/i386/i386.c (override_options): Pick a 64-bit CPU
22504 for the default tuning if TARGET_64BIT.
22506 2004-07-10 Richard Henderson <rth@redhat.com>
22508 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
22509 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
22511 2004-07-10 Jakub Jelinek <jakub@redhat.com>
22513 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
22514 * expmed.c (store_bit_field, extract_bit_field): Remove last
22516 * builtins.c (expand_builtin_signbit): Adjust callers.
22517 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
22518 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
22519 * ifcvt.c (noce_emit_move_insn): Likewise.
22520 * stmt.c (expand_return): Likewise.
22521 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
22522 store_field, expand_expr_real_1): Likewise.
22524 2004-07-10 Richard Henderson <rth@redhat.com>
22526 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
22528 2004-07-09 Mike Stump <mrs@apple.com>
22530 * config/darwin.c (no_dead_strip): Add.
22531 (HAVE_DEAD_STRIP): Add.
22532 (darwin_emit_unwind_label): Ensure that we don't dead code strip
22535 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22537 * tree-ssa-loop-im.c: New file.
22538 * Makefile.in (tree-ssa-loop-im.o): Add.
22539 * cfgloop.c (superloop_at_depth): New function.
22540 * cfgloop.h (superloop_at_depth): Declare.
22541 * common.opt (ftree-lim): New flag.
22542 * expr.c (array_ref_up_bound): New function.
22543 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
22544 * timevar.def (TV_LIM): New timevar.
22545 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
22546 computing immediate uses of a phi node.
22547 * tree-flow.h (struct tree_ann_common_d): Add aux field.
22548 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
22549 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
22550 * tree-pass.h (pass_lim): Declare.
22551 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
22553 (pass_lim): New pass structure.
22554 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
22555 * tree.c (in_array_bounds_p): New function.
22556 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
22557 (in_array_bounds_p, array_ref_up_bound): Declare.
22558 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
22559 * doc/passes.texi (tree-ssa-loop-im.c): Document.
22561 2004-07-09 Richard Henderson <rth@redhat.com>
22563 * builtins.c (expand_builtin_stpcpy): Don't modify len.
22565 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
22568 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
22570 * flags.h: Delete redundant prototypes that are being generated
22571 in options.h from common.opt.
22572 * common.opt: Add in the expository comments formerly in flags.h.
22574 2004-07-09 Jan Beulich <jbeulich@novell.com>
22576 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
22577 available for use only when TARGET_MMX/_SSE is set, and check for
22578 variable argument function if any register count is non-zero.
22579 (function_arg): Correctly suppress repeated warnings for passing SSE
22580 vectors are arguments without SSE enabled.
22581 (ix86_function_arg_boundary): Without SSE enabled, the use of what
22582 would be SSE register modes does no longer influence the alignment.
22584 2004-07-09 Richard Henderson <rth@redhat.com>
22586 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
22587 Always align upward to arg boundary. Use size_in_bytes/round_up.
22588 Maintain type-correctness of constants.
22589 * stor-layout.c (round_up, round_down): Special-case powers of 2.
22591 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
22593 * config/sparc/sparc.c (*_costs): Scale instruction costs
22595 (sparc_rtx_costs): Adjust as appropriate.
22597 2004-07-09 Jan Beulich <jbeulich@novell.com>
22599 * config/i386/mm3dnow.h: New.
22600 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
22602 2004-07-09 Richard Henderson <rth@redhat.com>
22604 * simplify-rtx.c (simplify_const_relational_operation): Only
22605 look at bounds of scalar integers.
22607 2004-07-09 Jan Beulich <jbeulich@novell.com>
22609 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
22611 2004-07-09 Andrew Pinski <apinski@apple.com>
22613 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
22615 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
22616 UOBJC_METACLASS_decl.
22618 2004-07-09 James E Wilson <wilson@specifixinc.com>
22621 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
22622 do return a parallel if hfa_mode == XFmode and mode == TImode.
22624 2004-07-09 Jan Beulich <jbeulich@novell.com>
22626 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
22627 permissible for unary plus.
22629 2004-07-09 Jan Beulich <jbeulich@novell.com>
22631 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
22632 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
22633 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
22634 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
22635 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
22636 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
22637 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
22638 (BUILTIN_xxxIMAX): New.
22639 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
22640 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
22641 BUILT_IN_PARITYIMAX.
22643 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
22645 * config/sparc/sparc.h (processor_costs): Define.
22646 (sparc_costs): Declare.
22647 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
22648 hypersparc_costs, sparclet_costs, ultrasparc_costs,
22649 ultrasparc3_costs): New.
22650 (sparc_override_options): Set sparc_costs as appropriate.
22651 (sparc_rtx_costs): Use sparc_costs instead of messy
22654 2004-07-09 Steven Bosscher <stevenb@suse.de>
22656 * doc/md.texi (Processor pipeline description): Mention that
22657 the old pipeline description is deprecated.
22659 * config/rs6000/7450.md (automaton ppc7450): Split up, move
22660 mciu_7450 function unit to...
22661 (automaton ppc7450mciu): ...new automaton.
22663 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
22664 (schedule_block): Don't consider inserting bubbles.
22665 (sched_init): Don't initialize DFA bubbles.
22666 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
22667 TARGET_SCHED_DFA_BUBBLE): Remove.
22668 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
22669 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
22670 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
22672 * stmt.c (conditional_context): Remove prototype.
22673 * tree.h (conditional_context): Remove.
22674 * tree-cfg.c (pre_insert_on_edge): Remove.
22676 * c-common.h (c_expand_asm_operands): Remove prototype.
22677 * c-typeck.c (c_expand_asm_operands): Remove.
22679 2004-07-09 Jan Beulich <jbeulich@novell.com>
22681 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
22682 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
22683 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
22684 and V8QI are class SSE. All sufficiently small remaining vector modes
22685 must be passed in one or two integer registers.
22686 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
22687 returned in memory.
22688 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
22689 __builtin_ia32_pmuludq128 have non-uniform argument and return types
22690 and must thus be handled explicitly.
22691 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
22693 (movv8qi_internal, movv4hi_internal, movv2si_internal,
22694 movv2sf_internal): Permit moving between MMX and XMM registers (since
22695 MMX areguments and return values are passed in XMM registers).
22696 (sse2_umulsidi3): Correct type and mode.
22698 2004-07-09 Richard Henderson <rth@redhat.com>
22700 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
22702 2004-07-09 Eric Christopher <echristo@redhat.com>
22704 * config/rs6000/40x.md: Split into two automatons.
22706 2004-07-09 Zack Weinberg <zack@codesourcery.com>
22707 Andrew Pinski <apinski@apple.com>
22709 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
22710 on when we have more than one input file.
22711 (c_common_parse_file): Restore loop over all input files.
22712 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
22714 * c-decl.c (set_type_context): New function.
22715 (pop_scope): Use it to set context of types. When we
22716 encounter a TYPE_DECL, set the context of the attached type too.
22717 (pop_file_scope): Don't call cpp_undef_all here.
22718 (diagnose_mismatched_decls): Do not complain about a second
22719 definition of an 'extern inline' function if it's not in the
22720 same translation unit. Do not complain about inline
22721 declaration after use if the use was in a different
22723 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
22724 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
22725 the external scope.
22726 (pushdecl_top_level): Likewise.
22727 (grokdeclarator): Clarify what is going on with setting
22728 DECL_EXTERNAL on function types, a little.
22729 (c_write_global_declarations): Don't do anything if
22730 -fsyntax-only or errors have been encountered.
22732 2004-07-09 Zack Weinberg <zack@codesourcery.com>
22734 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
22736 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22739 * pa.c (output_indirect_call): Use %r2 as the link register when
22740 calling $$dyncall with a pc-relative branch.
22742 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
22744 * doc/install.texi (Binaries): Mention OpenPKG.
22746 2004-07-09 Diego Novillo <dnovillo@redhat.com>
22748 Fix PR tree-optimization/15555
22749 * tree-dfa.c (dump_variable): If the variable is a pointer
22750 SSA_NAME, also dump its points-to information.
22751 * tree-flow.h (struct ptr_info_def): Add field
22753 (dump_points_to_info_for): Declare.
22754 (debug_points_to_info_for): Declare.
22755 * tree-optimize.c (init_tree_optimization_passes): Add a
22756 second alias analysis pass after DOM2.
22757 Move pass_del_pta to a later spot.
22758 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
22759 create a name tags when we find a dereferenced pointer. Just
22760 mark the pointer dereferenced.
22761 (collect_points_to_info_for): Move code to clear points-to
22762 information to create_name_tags.
22763 (create_name_tags): New function.
22764 (compute_flow_sensitive_aliasing): Call it.
22765 (setup_pointers_and_addressables): Mark type tags for renaming
22766 here instead of ...
22767 (create_memory_tag): ... here.
22768 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
22769 (dump_points_to_info_for): Declare extern.
22770 (debug_points_to_info_for): New function.
22772 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
22774 * config/arc/arc.md: Switch to DFA-based scheduler description.
22775 * config/arc/arc.c: Switch to DFA-based scheduler description.
22777 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
22779 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
22782 2004-07-09 Richard Henderson <rth@redhat.com>
22784 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
22785 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22786 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
22787 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
22789 * config/v850/v850-protos.h (v850_va_arg): Remove.
22790 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22791 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
22792 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
22793 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
22794 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
22796 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
22799 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
22800 and DImode to use +/-4k offset.
22802 2004-07-09 Richard Henderson <rth@redhat.com>
22804 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
22806 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22807 (xstormy16_gimplify_va_arg_expr): Rewrite from
22808 xstormy16_expand_builtin_va_arg.
22809 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
22811 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
22812 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
22814 * config/sh/sh-protos.h (sh_va_arg): Remove.
22815 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22816 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
22817 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
22819 * config/pa/pa-protos.h (hppa_va_arg): Remove.
22820 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22821 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
22822 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
22824 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
22825 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22826 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
22827 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
22829 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
22831 * config/sparc/sparc.md (return): Rewrite length formula.
22832 * config/sparc/sparc.c (output_return): Pass 1 as 5th
22833 argument to final_scan_insn when in a delay slot.
22834 (output_sibcall): Likewise.
22836 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
22838 * arm.c (arm_cpp_interwork): New variable.
22839 (arm_override_options): Set it if TARGET_INTERWORK was on the command
22841 * arm.h (arm_cpp_interwork): Declare it.
22842 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
22843 __THUMB_INTERWORK__ in the preprocessor.
22845 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
22847 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
22849 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
22852 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
22853 Override default settings to account for -m32 and -m64.
22855 2004-07-08 Randolph Chung <tausq@debian.org>
22857 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
22859 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
22861 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
22862 before comparing it as such.
22864 2004-07-08 Richard Henderson <rth@redhat.com>
22866 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
22867 temporary. Use bit arithmetic to align.
22869 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
22871 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
22872 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
22873 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
22874 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
22875 add_labels_and_missing_jumps, find_jump_block,
22876 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
22878 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
22879 link_btr_uses, move_btr_def): Likewise.
22880 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
22881 expand_builtin_expect_jump): Likewise.
22882 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
22883 * calls.c (expand_call, emit_library_call_value_1): Likewise.
22884 * cfganal.c (forwarder_block_p): Likewise.
22885 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
22886 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
22887 find_bb_boundaries): Likewise.
22888 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
22889 merge_blocks_move_predecessor_nojumps,
22890 merge_blocks_move_successor_nojumps, insns_match_p,
22891 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
22892 try_optimize_cfg): Likewise.
22893 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
22894 * cfglayout.c (skip_insns_after_block, label_for_bb,
22895 record_effective_endpoints, insn_locators_initialize,
22896 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
22897 * cfgmainloop.c (create_loop_notes): Likewise.
22898 * cfgrtl.c (delete_insn, delete_insn_chain,
22899 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
22900 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
22901 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
22902 redirect_branch_edge, force_nonfallthru_and_redirect,
22903 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
22904 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
22905 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
22906 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
22907 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
22908 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
22909 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
22910 * combine.c (combine_instructions, can_combine_p, try_combine,
22911 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
22912 distribute_notes, distribute_links, insn_cuid): Likewise.
22913 * cse.c (fold_rtx, cse_insn, cse_around_loop,
22914 invalidate_skipped_block, cse_set_around_loop,
22915 cse_end_of_basic_block, cse_main, cse_basic_block,
22916 cse_condition_code_reg): Likewise.
22917 * cselib.c (cselib_process_insn): Likewise.
22918 * ddg.c (create_ddg): Likewise.
22919 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
22921 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
22922 gen_label_die, dwarf2out_var_location): Likewise.
22923 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
22924 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
22925 last_call_insn, active_insn_p, next_label, prev_label,
22926 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
22927 add_insn_before, remove_insn, add_function_usage_to,
22928 reorder_insns, find_line_note, remove_unnecessary_notes,
22929 emit_insn_after_1, classify_insn): Likewise.
22930 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
22931 connect_post_landing_pads, sjlj_mark_call_sites,
22932 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
22933 can_throw_internal, can_throw_external, set_nothrow_function_flags,
22934 convert_to_eh_region_ranges): Likewise.
22935 * explow.c (optimize_save_area_alloca): Likewise.
22936 * expr.c (expand_expr_real): Likewise.
22937 * final.c (insn_current_reference_address, compute_alignments,
22938 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
22939 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
22940 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
22941 propagate_block_delete_insn, propagate_one_insn,
22942 init_propagate_block_info, propagate_block, libcall_dead_p,
22943 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
22945 * function.c (instantiate_virtual_regs, reorder_blocks_1,
22946 expand_function_start, expand_function_end, contains,
22947 thread_prologue_and_epilogue_insns,
22948 reposition_prologue_and_epilogue_notes): Likewise.
22949 * gcse.c (constprop_register, bypass_conditional_jumps,
22950 insert_insn_end_bb, gcse_after_reload): Likewise.
22951 * genemit.c (gen_expand, gen_split): Likewise.
22952 * genpeep.c (gen_peephole, main): Likewise.
22953 * global.c (build_insn_chain): Likewise.
22954 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
22955 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
22956 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
22957 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
22958 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
22959 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
22960 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
22961 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
22962 dead_or_predicable): Likewise.
22963 * integrate.c (try_constants): Likewise.
22964 * jump.c (rebuild_jump_labels, cleanup_barriers,
22965 purge_line_number_notes, init_label_info, mark_all_labels,
22966 squeeze_notes, get_label_before, get_label_after,
22967 reversed_comparison_code_parts, simplejump_p, pc_set,
22968 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
22969 delete_barrier, delete_prior_computation, delete_computation,
22970 delete_related_insns, delete_for_peephole, redirect_jump):
22972 * lcm.c (optimize_mode_switching): Likewise.
22973 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
22975 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
22976 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
22977 * loop-iv.c (simplify_using_assignment): Likewise.
22978 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
22979 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
22980 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
22981 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
22982 check_insn_for_givs, check_final_value, update_giv_derive,
22983 basic_induction_var, product_cheap_p, check_dbra_loop,
22984 loop_insn_first_p, last_use_this_basic_block,
22985 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
22986 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
22987 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
22988 sms_schedule_by_order): Likewise.
22989 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
22990 * postreload.c (reload_cse_simplify_operands, reload_combine,
22991 reload_cse_move2add): Likewise.
22992 * predict.c (can_predict_insn_p, estimate_probability,
22993 expected_value_to_br_prob, process_note_predictions): Likewise.
22994 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
22995 * profile.c (branch_prob): Likewise.
22996 * ra-build.c (live_out_1, livethrough_conflicts_bb,
22997 detect_webs_set_in_cond_jump): Likewise.
22998 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
22999 ra_print_rtl_with_bb): Likewise.
23000 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
23001 * recog.c (next_insn_tests_no_inequality, find_single_use,
23002 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
23003 * reg-stack.c (next_flags_user, record_label_references,
23004 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
23005 compensate_edge, convert_regs_1): Likewise.
23006 * regclass.c (scan_one_insn): Likewise.
23007 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23008 regmove_optimize, fixup_match_1, single_set_for_csa,
23009 combine_stack_adjustments_for_block): Likewise.
23010 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
23011 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
23012 find_equiv_reg): Likewise.
23013 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
23014 reload_as_needed, emit_input_reload_insns, do_output_reload,
23015 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
23017 * reorg.c (find_end_label, emit_delay_sequence,
23018 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
23019 get_jump_flags, rare_destination, mostly_true_jump,
23020 try_merge_delay_insns, redundant_insn, own_thread_p,
23021 fill_simple_delay_slots, fill_slots_from_thread,
23022 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
23023 dbr_schedule): Likewise.
23024 * resource.c (find_basic_block, next_insn_no_annul,
23025 find_dead_or_set_registers, mark_target_live_regs): Likewise.
23026 * rtl.h (RTX_PREV): Likewise.
23027 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
23028 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
23029 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
23030 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
23031 tablejump_p, computed_jump_p, insns_safe_to_move_p,
23032 find_first_parameter_load, can_hoist_insn_p): Likewise.
23033 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
23034 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
23035 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
23036 schedule_ebbs): Likewise.
23037 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
23038 is_conditionally_protected, can_schedule_ready_p,
23039 add_branch_dependences, debug_dependencies): Likewise.
23040 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
23042 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
23043 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
23044 set_dominates_use, ujump_to_loop_cont): Likewise.
23045 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
23046 * varasm.c (output_constant_pool_1): Likewise.
23048 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23050 * tree-scalar-evolution.c: New file.
23051 * tree-scalar-evolution.h: New file.
23052 * tree-ssa-loop-niter.c: New file.
23053 * Makefile.in (SCEV_H): New.
23054 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
23055 * cfgloop.h (struct loop): Add bounds field.
23056 * tree-flow.h (struct tree_niter_desc): New type.
23057 (number_of_iterations_cond, number_of_iterations_exit,
23058 loop_niter_by_eval, find_loop_niter_by_eval,
23059 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
23060 free_numbers_of_iterations_estimates): Declare.
23061 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
23062 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
23063 * doc/invoke.texi (max-iterations-to-track): Document.
23065 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
23067 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
23068 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
23069 (MODE_AFTER): Add cast appropriately.
23070 * config/sh/sh.md (movdi splitter): Likewise.
23071 (casesi_worker_2): Add const qualifier appropriately.
23072 (eh_return): Remove unused variable.
23073 (insv): Initialize v;
23075 2004-07-08 Richard Henderson <rth@redhat.com>
23077 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
23078 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23079 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
23080 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
23081 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
23083 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
23084 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23085 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
23086 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
23088 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
23089 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23090 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
23091 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
23093 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
23094 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23095 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
23096 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
23098 * config/i860/i860-protos.h (i860_va_arg): Remove.
23099 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23100 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
23101 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
23103 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23105 * system.h: Prototype getpagesize if missing.
23106 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
23107 * configure: Regenerate.
23108 * config.in: Regenerate.
23110 2004-07-08 Richard Henderson <rth@redhat.com>
23112 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
23113 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23114 (fr30_gimplify_va_arg_expr): New.
23115 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
23116 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
23118 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
23121 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
23122 of asm_noperands result.
23124 2004-07-08 Richard Henderson <rth@redhat.com>
23126 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
23127 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23128 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
23129 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
23131 2004-07-08 Richard Henderson <rth@redhat.com>
23133 * builtins.c (ind_gimplify_va_arg_expr): New.
23134 * tree.h (ind_gimplify_va_arg_expr): Declare.
23135 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
23137 2004-07-08 Jan Beulich <jbeulich@novell.com>
23139 * expmed.c (extract_bit_field): Correct condition to use vec_extract
23140 patterns also on vector elements other than the first one.
23141 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
23144 2004-07-08 Geoffrey Keating <geoffk@apple.com>
23146 * config/rs6000/darwin-ldouble.c: Correct reference
23147 to the Linnainmaa paper.
23149 2004-07-08 Richard Henderson <rth@redhat.com>
23151 * config/arc/arc-protos.h (arc_va_arg): Remove.
23152 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23153 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
23154 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
23156 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
23157 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23158 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
23159 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
23161 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23163 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
23165 2004-07-08 Zack Weinberg <zack@codesourcery.com>
23167 * c-decl.c (static_ctors, static_dtors): Make static.
23168 (pop_file_scope): Call c_common_write_pch and
23169 cgraph_finalize_compilation_unit here.
23170 (build_cdtor): Moved here from c-objc-common.c; simplify.
23171 (c_write_global_declarations_1): Clarify comment.
23172 (c_write_global_declarations): Close the external scope before
23173 doing anything else. Call build_cdtor, cgraph_optimize, and
23174 mudflap_finish_file here.
23175 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
23177 * c-objc-common.c: No need to include cgraph.h.
23178 (build_cdtor): Moved to c-decl.c.
23179 (c_objc_common_finish_file): Delete.
23180 * c-tree.h: Update to match.
23181 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
23182 (generate_static_references): Set TREE_USED before calling finish_decl.
23183 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
23184 on the static_instances_decl.
23186 2004-07-08 Zack Weinberg <zack@codesourcery.com>
23188 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
23189 decls when there is only one input translation unit.
23190 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
23191 change of 2004-07-05; do not treat declarations with
23192 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
23193 * opts.c (cur_in_fname): Delete.
23194 * opts.h: Likewise.
23195 * tree.c: Revert changes of 2004-07-05; no special treatment
23196 for TRANSLATION_UNIT_DECLs.
23197 * Makefile.in (tree.o): Update dependencies.
23199 2004-07-08 Roger Sayle <roger@eyesopen.com>
23201 * builtins.c (fold_builtin_strcpy): Merge functionality from
23202 simplify_builtin_strcpy. Add additional len argument. No longer
23203 static. Remove function prototype.
23204 (fold_builtin_strncpy): Likewise integrate functionality from
23205 simplify_builtin_strncpy. Add additional slen argument. No
23206 longer static. Remove function prototype.
23207 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
23208 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
23209 types of "ignore" and "unlocked" parameters to bool.
23210 (fold_builtin_1): Add additional ignore argument. Call renamed
23211 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
23212 builtins. Update arguments to fold_builtin_strncpy and
23213 fold_builtin_strcpy. Add function prototype.
23214 (fold_builtin): Add additional Boolean ignore argument to pass
23216 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
23217 and fold_builtin_strncpy instead of simplify_builtin_fputs,
23218 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
23220 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
23221 simplify_builtin_strncpy): Delete function prototypes.
23222 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
23223 fold_builtin_strncpy): Add function prototypes here.
23224 (fold_builtin): Update function prototype with new "bool ignore".
23226 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
23227 (ccp_fold_builtin): Update call to fold_builtin. Call
23228 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
23229 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
23230 simplify_builtin_strncpy respectively.
23231 * fold-const.c (fold): Update call to fold_builtin.
23233 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
23235 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
23238 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
23239 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
23240 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
23241 * calls.c: Remove ifdefs of macros above.
23242 * functions.c: Likewise.
23243 * expr.c: Likewise.
23245 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23247 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
23248 (arch attribute): Delete.
23249 (current_function_calls_alloca attribute): Rename into calls_alloca.
23250 (calls_eh_return): New attribute.
23251 (leaf_function): Likewise.
23252 (length attribute): Fix formula for sibcalls.
23253 (return insn): Correctly compute the 'length' attribute.
23254 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
23256 2004-07-08 Richard Henderson <rth@redhat.com>
23258 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
23259 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
23260 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
23261 * tree-eh.c (lower_eh_constructs_1): Likewise.
23262 * tree-sra.c (sra_walk_modify_expr): Likewise.
23263 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
23264 (eliminate_unnecessary_stmts): Likewise.
23265 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
23266 * tree-tailcall.c (optimize_tail_call): Likewise.
23267 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
23269 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23270 Jakub Jelinek <jakub@redhat.com>
23272 * config/i386/i386.c (override_options): Enable
23273 SSE prefetches with -mtune, as long as we are
23274 compiling for i686 or higher. All i686 processors
23275 accept SSE prefetches as NOPS, some i586's don't.
23277 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23280 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
23282 2004-07-08 Diego Novillo <dnovillo@redhat.com>
23284 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
23285 the handling of clobbering ASM_EXPRs.
23287 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23290 * config/sparc/sparc.c (function_value): In 64-bit mode,
23291 return the aggregates larger than 16 bytes like unions.
23293 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23296 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
23297 'temp' is zero, generate new pseudos as needed and emit the
23298 sequence of insns in single-assignment form. Resync comments
23300 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
23301 function before reload.
23303 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
23305 * vec.c (vec_assert_fail): Remove duplicate 'function'.
23307 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
23309 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
23310 Allocation is signed.
23311 (VEC_reserve): Return flag, allocation is signed.
23313 2004-07-08 Richard Henderson <rth@redhat.com>
23315 * tree-ssa-ccp.c (fold_stmt): Get type directly from
23316 OBJ_TYPE_REF_OBJECT.
23318 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
23319 Neil Booth <neil@daikokuya.co.uk>
23323 * c-decl.c (finish_struct): Ensure bit-fields are given the
23325 * c-common.c (c_common_signed_or_unsigned_type): For C, require
23326 the precision to match as well as the mode.
23327 * expr.c (reduce_to_bit_field_precision): New function.
23328 (expand_expr_real_1): Reduce expressions of bit-field type to
23330 * langhooks.h (reduce_bit_field_operations): New hook.
23331 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23333 * c-lang.c, objc/objc-lang.c
23334 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
23335 * objc/objc-act.c (check_ivars): Convert types to bit-field types
23337 * tree.c (build_nonstandard_integer_type): New function.
23338 * tree.h (build_nonstandard_integer_type): New prototype.
23339 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
23340 conversions between integer and boolean types as useless.
23342 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23344 * c-common.c (c_common_nodes_and_builtins): Do not
23345 create __builtin_ptrdiff_t and __builtin_size_t.
23347 2004-07-08 Andrew Pinski <apinski@apple.com>
23349 * Makefile.in (libbackend.o): Add -combine to the gcc
23352 2004-07-08 Nick Clifton <nickc@redhat.com>
23354 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
23357 2004-07-08 Richard Henderson <rth@redhat.com>
23359 * except.c (expand_eh_region_start, expand_eh_region_end,
23360 expand_eh_handler, expand_eh_region_end_cleanup,
23361 expand_start_all_catch, expand_start_catch, expand_end_catch,
23362 expand_end_all_catch, expand_eh_region_end_allowed,
23363 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
23364 expand_eh_region_end_fixup): Remove.
23365 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
23366 cleanups, outer_cleanups, label_chain, exception_region.
23367 (struct goto_fixup): Remove stack_level, cleanup_list_list.
23368 (struct label_chain): Remove.
23369 (struct stmt_status): Remove x_stack_block_stack.
23370 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
23371 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
23372 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
23373 end_cleanup_deferral, last_cleanup_this_contour,
23374 containing_blocks_have_cleanups_or_stack_level,
23375 any_pending_cleanups): Remove.
23376 (expand_null_return_1): Take no arguments.
23377 (expand_label, expand_naked_return, expand_return,
23378 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
23379 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
23380 expand_end_case_type): Don't use any of them.
23381 * calls.c (expand_call): Likewise.
23382 * dojump.c (do_jump): Likewise.
23383 * function.c (expand_function_end): Likewise.
23384 * expr.c (store_expr, expand_expr_real_1): Likewise.
23385 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
23386 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
23387 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
23388 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
23389 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
23390 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
23391 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
23392 for WITH_CLEANUP_EXPR.
23393 (gimple_push_cleanup): Likewise.
23394 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
23395 * print-tree.c (print_node): Likewise.
23396 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
23397 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
23398 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
23399 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
23400 (GOTO_SUBROUTINE_EXPR): Remove.
23401 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
23402 (DECL_TOO_LATE): Remove.
23403 * except.h, tree.h: Update decls.
23405 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23407 * explow.c (optimize_save_area_alloca): Do not accept parameters.
23408 * passes.c (rest_of_handle_final): Handle symout.
23409 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
23411 (rest_of_handle_sched): Break out SMS. Remove ifs for
23412 flag_schedule_insns and flag_modulo_sched.
23413 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
23414 collect at the end.
23415 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
23416 (rest_of_handle_partition_blocks, rest_of_handle_sms,
23417 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
23418 rest_of_handle_mode_switching, rest_of_handle_jump,
23419 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
23420 rest_of_handle_jump2, rest_of_handle_postreload,
23421 rest_of_handle_flow2, rest_of_clean_state,
23422 rest_of_handle_shorten_branches,
23423 rest_of_handle_prologue_epilogue,
23424 rest_of_handle_branch_target_load_optimize): New.
23425 (rest_of_compilation): Call the above. Remove ggc_collect
23426 calls moved to rest_of_handle_*.
23427 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
23429 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
23430 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
23431 * except.h (set_nothrow_function_flags): Update comment.
23432 * function.c (current_function_nothrow): Remove.
23433 * output.h (current_function_nothrow): Remove.
23434 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
23435 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
23437 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23440 * reorg.c: Revert 2004-06-30 change.
23441 (find_end_label): If HAVE_epilogue and !HAVE_return,
23442 return 0 instead of creating a label at the end of the insn chain.
23443 (optimize_skip): Account for the failure mode of find_end_label.
23444 (fill_simple_delay_slots): Likewise.
23445 (fill_slots_from_thread): Likewise.
23446 (relax_delay_slots): Likewise.
23448 2004-07-08 Diego Novillo <dnovillo@redhat.com>
23450 * tree-flow.h (addressable_vars): Declare.
23451 * tree-ssa-alias.c (addressable_vars): Define.
23452 (setup_pointers_and_addressables): Add addressable variables
23453 to addressable_vars.
23454 * tree-ssa-operands.c (get_stmt_operands): Move
23455 handling of ASM_EXPRs ...
23456 (get_asm_expr_operands): ... here.
23457 When the ASM_EXPR clobbers memory, also clobber addressable
23459 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
23460 (delete_tree_ssa): Reset addressable_vars.
23462 2004-07-07 Jan Beulich <jbeulich@novell.com>
23463 Richard Henderson <rth@redhat.com>
23465 * varasm.c (assemble_variable): Use assemble_zeros for
23466 zero-initialized variables.
23467 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
23468 for SECCAT_BSS and SECCAT_TBSS.
23470 2004-07-07 Jan Beulich <jbeulich@novell.com>
23472 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
23474 * expmed.c (emit_store_flag): Also special-case double-word
23475 (in-)equality comparison against -1.
23477 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
23478 passing arguments the containers for which are registers.
23480 * calls.c (emit_library_call_value_1): Use mode of function parameter
23481 rather than that of argument since constants have none.
23483 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
23485 Introduce H8SX support.
23486 * expr.c (expand_strcpy): Renamed and moved to...
23487 * builtins.c (expand_movstr): ... here. Tweak.
23488 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
23489 computed or has side effects.
23490 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
23491 unused, or if mempcpy fails. Adjust the return value in the
23492 latter case. Use movstr if everything else fails.
23493 * doc/md.texi (movstr): Document.
23494 (movmemM, clrmemM): Fix explanation of memory block operands.
23495 * config/h8300/h8300.md (stpcpy): Renamed to...
23496 (movstr): ... this. Adjust.
23497 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
23498 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
23499 movmem* and clrstr* to clrmem*.
23500 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
23501 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
23502 GENERAL_REGS, always.
23503 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
23504 getting the stack pointer as addr.
23505 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
23506 from general_operand_dst.
23507 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
23509 (movmd_internal): ... this. Add modes to operands. Disparage `D'
23510 instead of requiring it to match only before reload.
23511 (stpcpy_internal_normal): New, normal-mode variant of...
23512 (stpcpy_internal): ... this. Add modes to operands. Disparage
23513 `D' instead of requiring it to match only before reload.
23514 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
23516 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
23517 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
23519 * config/h8300/h8300.md (attr type): Add call.
23520 (attr can_delay): If type is call, set it no.
23521 (call, call_value): Set type to call.
23522 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
23523 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
23524 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
23525 * tree.c (get_narrower): Don't narrow integral types into
23526 non-integral types.
23527 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
23528 frame_size *before* the first use.
23529 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
23531 (peephole2): Don't widen instructions that push SP. Move
23532 decrement of SP to the end of all stm-generating peepholes.
23533 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
23534 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
23535 and OR to set it to all ones.
23536 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
23537 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
23538 (call, call_value): Set can_delay to "no".
23539 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
23540 * config/h8300/h8300.md (extzv): Make subreg check more robust.
23541 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23542 * config/h8300/h8300.md (*brabit): Remove.
23543 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
23544 zero_extract. Use bit_memory_operand as the predicate for
23545 operand 1 and 'WU' as the constraint. Check the difference
23546 between the base length and the final one when deciding which
23547 type of branch to use.
23548 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23549 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
23550 Use convert_move to extend the result for TARGET_H8300SX. Check
23551 for QImode memory references. Optimize the case where the
23552 destination is a paradoxical subreg.
23553 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23554 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
23555 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
23556 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23557 * config/h8300/h8300.md: Include mova.md
23558 (length_table): Add mova and mova_zero.
23559 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
23560 after all constant addresses for '%R', '%X', '%T' and '%S'.
23561 (h8300_mova_length): New function.
23562 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
23563 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
23564 dependencies for s-config, etc.
23565 * config/h8300/gemova.sh: New file.
23566 * config/h8300/mova.md: Generated.
23567 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
23568 * config/h8300/h8300.c (h8300_bitfield_length): New.
23569 (nibble_operand): Adjust.
23570 (h8300_binary_length): Handle conditional binary op.
23571 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
23572 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
23573 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
23574 and P#<0, unused so far. W and Y are now prefixes to multi-letter
23575 constraints. WU is introduced as a variant of U that requires a
23576 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
23577 * config/h8300/h8300.md (attr type): Added bitbranch.
23578 (attr length_table): Added bitfield and bitbranch.
23579 (attr length): Compute bitbranch length.
23580 (andqi): Separate pattern for H8300SX. Use bfld for loading the
23581 least-significant bit of a byte.
23582 (brabit, brabc, brabs): New.
23583 (insv, extzv): Emit bfst and bfld on H8300SX.
23584 (bfld, bfst, seq, sne): New.
23585 (bstzhireg, cmpstz, bstz, bistz): New.
23586 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
23587 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
23588 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
23589 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
23590 (h8sx_unary_memory_operator): New function.
23591 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
23592 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
23593 * config/h8300/h8300.md: Add peepholes to combine reloads and
23595 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
23596 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
23597 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
23598 (and?i, ior?i, xor?i): Likewise.
23599 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
23600 * config/h8300/h8300.c: Move enums and prototypes to head of file.
23601 Various whitespace fixes.
23602 (h8300_constant_length): New function, split out from...
23603 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
23604 (h8300_classify_operand): Use IN_RANGE.
23605 (h8300_classify_operand): Use h8300_constant_length.
23606 (h8300_short_move_mem_p): Tighten size check.
23607 (h8sx_mergeable_memrefs_p): Tighten equality check.
23608 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
23609 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
23611 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
23612 * config/h8300/crtn.asm: Likewise.
23613 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
23614 if __H8300SX__ is defined.
23615 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
23616 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
23617 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
23618 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
23619 addresses as mode-dependent.
23620 * config/h8300/h8300.c (print_operand_address): Update call to
23622 (h8300_get_index): Take a mode argument. Rework to fix an
23623 earlier misunderstanding.
23624 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
23625 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
23626 into a register if TARGET_H8300SX.
23627 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
23628 TARGET_H8300SX. Also disable related define_splits.
23629 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
23630 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
23631 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
23632 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
23633 * config/h8300/h8300.h (OK_FOR_Z): New macro.
23634 (EXTRA_CONSTRAINT_STR): Check it.
23635 * config/h8300/h8300.c (h8300_classify_operand): Accept null
23637 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
23638 * config/h8300/h8300.md (length_table): Add mov_imm4.
23639 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
23640 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
23641 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
23643 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
23644 * config/h8300/h8300.c (h8300_reorg): New function.
23645 (TARGET_MACHINE_DEPENDENT_REORG): Define.
23646 * config/h8300/h8300.md (length): Subtract the length of the
23647 delay slot from (pc) when checking the range of forward branches.
23648 (delay_slot, can_delay): New attributes.
23649 (define_delay): Add bra/s handling.
23650 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
23651 (jump): Add delayed-branch handling.
23652 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
23653 * expr.c (expand_strcpy): New function.
23654 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
23655 (expand_builtin_stpcpy): Likewise.
23656 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
23657 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
23658 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
23659 handling to improve register allocation for -fno-omit-frame-pointer.
23660 (h8sx_split_movmd): Delete, moving er6 handling into...
23661 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
23662 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
23663 (movmd): Add calls to copy_rtx.
23664 (movmd_internal): In the second alternative, allow the initial and
23665 final destination registers to be different . Update the splitter
23666 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
23667 instead of h8sx_split_movmd.
23668 (stpcpy, movsd): New expanders.
23669 (movsd_internal): New define_insn.
23670 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
23671 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
23672 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
23673 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
23674 and DESTINATION_REGS.
23675 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
23676 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
23677 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
23678 (h8300_move_ratio): Declare.
23679 (MOVE_RATIO): Use it.
23680 * config/h8300/h8300.c (h8300_move_ratio): New variable.
23681 (h8300_init_once): Initialize it.
23682 (h8300_reg_class_from_letter): New function.
23683 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
23684 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
23685 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
23686 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
23687 (movstrsi, movmd): New expanders.
23688 (movmd_internal): New insn.
23689 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
23690 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
23691 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
23692 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
23693 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
23694 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
23695 * config/h8300/h8300.c (nibble_operand): Fix warning.
23696 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
23697 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
23698 (movsf_h8300h): Disable for TARGET_H8300SX.
23699 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
23700 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
23701 h8300_stm_parallel and h8300_return_parallel.
23702 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
23703 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
23704 h8300_stm_parallel, h8300_return_parallel): New functions.
23705 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
23706 if TARGET_H8300SX. Use h8300_push_pop.
23707 (h8300_expand_epilogue): Likewise. Try to merge the return insn
23708 and final pop when generating h8sx code. Always emit some form
23710 * config/h8300/h8300.md: Don't enforce register alignment in
23711 stm peepholes if TARGET_H8300SX.
23712 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
23713 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
23714 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
23715 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
23716 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
23717 (MULTILIB_DIRNAMES): Add a directory for it.
23718 (MULTILIB_MATCHES): Delete.
23719 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
23720 * final.c (walk_alter_subreg): Handle addresses with subregs
23721 inside a ZERO_EXTEND or AND.
23722 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
23723 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
23725 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
23726 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
23727 @(dd,Rn.w) and @(dd,ERn.L).
23728 (h8300_displacement_size): Take the whole address as argument.
23729 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
23730 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
23731 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
23732 (h8sx_mergeable_memrefs_p): Declare.
23733 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
23734 (HAVE_PRE_INCREMENT): Likewise.
23735 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
23736 addresses for TARGET_H8300SX,
23737 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
23739 (movb_length_table, movl_length_table): New tables.
23740 (movw_length_table): Define to movb_length_table.
23741 (h8300_displacement_size): New, split out from...
23742 (h8300_classify_address): ...here. Handle pre/post inc/dec.
23743 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
23744 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
23745 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
23746 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
23747 (compute_plussi_length, compute_plussi_cc): Update accordingly.
23748 (h8sx_unary_shift_operator): Get the mode from the operator.
23749 (binary_shift_operator): Likewise.
23750 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
23751 a memory reference, check whether the reference is offsettable.
23752 (length_table): Add movb, movw and movl.
23753 (movqi): Add new h8sx pattern. Don't force one operand to be a
23754 register when generating h8sx code.
23755 (movhi, movsi, movsf): Likewise.
23756 (movstrictqi): Use the length_table attribute.
23757 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
23758 (addqi3): Split into a define_expand and define_insn. Don't accept
23759 memory operands in the expander. Use h8300_operands_match_p to
23760 check for matching operands in the define_insn.
23761 (subqi3, negqi2, one_cmplqi2): Likewise.
23762 (add[hs]i3): Don't accept memory operands in the expander. Likewise
23763 in any patterns that are unused in h8sx code. In the h8sx patterns,
23764 use h8300_operands_match_p to check whether operands match.
23765 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
23766 one_cmpl[hs]i3): Likewise.
23767 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
23769 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
23770 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
23771 (h8300_insn_length_from_table): Add a second parameter.
23772 (output_h8sx_shift): Declare.
23773 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
23774 (EXTRA_CONSTRAINT): Replace with...
23775 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
23776 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
23777 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
23778 and h8sx_binary_shift_operator.
23779 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
23780 for TARGET_H8300SX.
23781 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
23782 (bit_memory_operand, fix_bit_operand): Likewise.
23783 (h8300_length_table_for_insn): Remove.
23784 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
23786 (h8300_short_immediate_length, h8300_binary_length): New functions.
23787 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
23788 (output_plussi): Use sub to add negative constants.
23789 (compute_plussi_length): Adjust accordingly.
23790 (h8sx_single_shift_type): New enum.
23791 (h8sx_single_shift, h8sx_unary_shift_operator,
23792 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
23793 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
23794 single h8sx instruction. Return false in this case.
23795 * config/h8300/h8300.md (length_table): Add short_immediate.
23796 (length): Pass the operand array to h8300_insn_length_from_table.
23797 (adjust_length): Assume "no" for insns with a length_table attribute.
23798 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
23799 (*addhi3_h8300hs): Don't use for h8sx.
23800 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
23802 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
23803 1's predicate to nonimmediate_operand. Only skip default expansion
23804 if expand_a_shift or expand_a_rotate returns true. Add new patterns
23805 for single h8sx shift instructions.
23806 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
23807 * config/h8300/h8300.c (nibble_operand): Split out of...
23808 (reg_or_nibble_operand): ... this.
23809 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
23810 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
23811 umulhisi3): Introduce expand, and introduce separate insns for
23812 sign- or zero-extended REG and already-extended CONST_INT.
23813 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
23814 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
23815 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
23816 (subhi3): Likewise. Don't accept immediates for operand 1.
23817 Remove the early clobber from second alternative of the h8300s pattern.
23818 (subsi3): Generalize for h8sx. Force operand 2 into a register
23819 on plain h8300 targets.
23820 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
23821 (subsi3_h8300h): Generalize for h8sx.
23822 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
23823 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
23824 * config/h8300/h8300.c (reg_or_nibble_operand): New.
23825 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
23826 (TARGET_H8300SXMUL): New.
23827 (CONST_OK_FOR_P): New.
23828 (CONST_OK_FOR_LETTER_P): Adjust.
23829 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
23830 umulhisi3): Accept 4-bit immediate on H8SX.
23831 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
23832 (udivsi3, divhi3, udivsi3, divsi3): New.
23833 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
23834 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
23835 * config/h8300/h8300.h (OK_FOR_Q): New macro.
23836 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
23837 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
23838 Add ADDRESSOF to the bit_operand entry.
23839 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
23840 (h8300_src_operand): Likewise.
23841 (bit_operand): Check nonimmediate_operand rather than general_operand.
23842 Accept any nonimmediate_operand in h8sx code.
23843 (h8300_and_costs): Initialize operands[1].
23844 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
23845 (h8300_operand_class): New enum.
23846 (h8300_length_table): New typedef.
23847 (addb_length_table, addw_length_table, addl_length_table,
23848 logicl_length_table): New tables.
23849 (logicb_length_table, logicw_length_table): New macros.
23850 (h8300_classify_operand, h8300_length_from_table,
23851 h8300_length_table_for_insn, h8300_unary_length,
23852 h8300_insn_length_from_table): New functions.
23853 (output_plussi): Only use adds and subs for register destinations.
23854 Disable redundant clause.
23855 (compute_plussi_cc): Likewise.
23856 (compute_plussi_length): Likewise. Use h8300_length_from_table
23857 to work out the length of an insn.
23858 (output_logical_op): Only use narrower immediate instructions
23859 if the destination is a register.
23860 (compute_logical_op_cc): Likewise.
23861 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
23862 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
23863 * config/h8300/h8300.md (length_table): New attribute.
23864 (length): When an instruction has a length_table attribute, use
23865 h8300_insn_length_from_table to calculate its default length.
23866 (cmpqi): Use h8300_dst_operand for the first operand and
23867 h8300_src_operand for the second.
23868 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
23869 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
23870 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
23871 iorsi3, xorhi3, xorsi3): Likewise.
23872 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
23873 so that it allows any combination of operands for TARGET_H8300SX.
23874 (iorqi3, xorqi3): Likewise.
23875 (cmpqi): Use the length_table attribute.
23876 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
23877 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
23878 (cmpqi): Add 'Q' constraint.
23879 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
23880 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
23881 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
23882 * config/h8300/h8300.h (MASK_H8300SX): New macro.
23883 (TARGET_H8300S): True for both -ms and -msx.
23884 (TARGET_H8300SX): New macro.
23885 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
23886 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
23887 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
23888 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
23889 [Temporary change.]
23890 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
23891 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
23892 16-bit pointers and 32-bit ints.
23893 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
23894 CONST_DOUBLE with mode no wider than SImode.
23895 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
23897 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
23898 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
23900 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
23901 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
23902 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
23904 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23906 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
23908 2004-07-07 Per Bothner <per@bothner.com>
23910 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
23912 2004-07-07 Mike Stump <mrs@apple.com>
23914 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
23915 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
23916 (machopic_finish): Likewise.
23918 2004-07-07 Richard Henderson <rth@redhat.com>
23920 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
23921 through any value-preserving cast.
23923 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
23925 * function.c (assign_parm_find_data_types): Call
23926 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
23928 2004-07-07 Steven Bosscher <stevenb@suse.de>
23930 * tree-cfg.c (group_case_labels): Remove case labels that have
23931 the same target as the default case.
23933 2004-07-07 Steven Bosscher <stevenb@suse.de>
23935 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
23936 regardless of DECL_LANG_SPECIFIC being present or not.
23937 * tree.h (DECL_NUM_STMTS): Purge.
23939 2004-07-07 Andrew Pinski <apinski@apple.com>
23941 * configure: Regenerate with the right autoconf.
23943 2004-07-07 David Edelsohn <edelsohn@gnu.org>
23945 * ifcvt.c (total_bb_rtx_cost): New function.
23946 (find_if_case_1): Compare rtx_cost of basic block to cost of
23948 (find_if_case_2): Same.
23950 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
23953 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
23954 (output_return): Likewise.
23955 (output_sibcall): Abort if !flag_delayed_branch.
23956 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
23957 (emit_and_preserve): New function.
23958 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
23959 indirect jump to the thunked-to function if !flag_delayed_branch.
23960 * config/sparc/sparc.md (delayed_branch): New attribute.
23961 (load_pcrel_sym): Honor flag_delayed_branch. Use above
23962 attribute to compute the length of the insn.
23963 (goto_handler_and_restore): Likewise.
23965 2004-07-07 Andrew Pinski <apinski@apple.com>
23967 PR tree-optimization/15777
23968 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
23970 * expr.c (expand_expr_real_1): Fix formating.
23971 BUFFER_REF and IN_EXPR are dead.
23972 * fold-const.c (non_lvalue): BUFFER_REF is dead.
23973 * tree-inline.c (estimate_num_insns_1): Likewise.
23974 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
23975 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
23976 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
23978 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
23980 * collect2.c (dump_file): Don't call cplus_demangle if
23981 HAVE_LD_DEMANGLE is defined.
23982 (main): Pass "--demangle" to ld if no_demangle is not 0 and
23983 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
23984 if HAVE_LD_DEMANGLE is defined.
23986 * configure.ac (--with-demangler-in-ld): Added
23987 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
23988 --with-demangler-in-ld is used.
23989 * config.in: Regenerated.
23990 * configure: Likewise.
23992 2004-07-07 Roger Sayle <roger@eyesopen.com>
23994 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
23995 for simple floating point operations "fp", double precision
23996 multiplication "dmul", and single and double precision division
23997 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
23998 (ppc630_cost): New table split from ppc620_cost, to distinguish
23999 differences in floating point latencies.
24000 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
24001 (rs6000_rtx_costs): Add support for single and double precision
24002 floating point addition, subtraction, multiplication, division,
24003 fused-multiply-add, fused-multiply-sub, negation, absolute value
24004 and negative absolute value. Tweak MEM case to use prefered idiom.
24006 2004-07-07 Richard Henderson <rth@redhat.com>
24008 * tree-flow-inline.h (may_propagate_copy): Move...
24009 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
24010 attempt to copy between types requiring conversion.
24011 * tree-flow.h (may_propagate_copy): Update decl.
24012 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
24014 2004-07-07 Jakub Jelinek <jakub@redhat.com>
24016 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
24017 from -mtune= option.
24019 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24021 * builtins.c: Rename movstr*, except for movstrict*, to
24022 movmem* and clrstr* to clrmem*.
24023 * expr.c: Likewise.
24024 * expr.h: Likewise.
24025 * genopinit.c: Likewise.
24026 * integrate.c: Likewise.
24027 * local-alloc.c: Likewise.
24028 * optabs.c: Likewise.
24029 * optabs.h: Likewise.
24030 * config/alpha/alpha.h: Likewise.
24031 * config/alpha/alpha.md: Likewise.
24032 * config/arm/arm-protos.h: Likewise.
24033 * config/arm/arm.c: Likewise.
24034 * config/arm/arm.md: Likewise.
24035 * config/avr/avr.md: Likewise.
24036 * config/c4x/c4x.c: Likewise.
24037 * config/c4x/c4x.md: Likewise.
24038 * config/frv/frv.md: Likewise.
24039 * config/i386/i386-protos.h: Likewise.
24040 * config/i386/i386.c: Likewise.
24041 * config/i386/i386.h: Likewise.
24042 * config/i386/i386.md: Likewise.
24043 * config/i860/i860.c: Likewise.
24044 * config/i860/i860.md: Likewise.
24045 * config/ip2k/ip2k.md: Likewise.
24046 * config/ip2k/libgcc.S: Likewise.
24047 * config/ip2k/t-ip2k: Likewise.
24048 * config/m32r/m32r.c: Likewise.
24049 * config/m32r/m32r.md: Likewise.
24050 * config/mcore/mcore.md: Likewise.
24051 * config/mips/mips.c: Likewise.
24052 * config/mips/mips.md: Likewise.
24053 * config/ns32k/ns32k.c: Likewise.
24054 * config/ns32k/ns32k.h: Likewise.
24055 * config/ns32k/ns32k.md: Likewise.
24056 * config/pa/pa.c: Likewise.
24057 * config/pa/pa.md: Likewise.
24058 * config/pdp11/pdp11.h: Likewise.
24059 * config/pdp11/pdp11.md: Likewise.
24060 * config/rs6000/rs6000.c: Likewise.
24061 * config/rs6000/rs6000.md: Likewise.
24062 * config/s390/s390-protos.h: Likewise.
24063 * config/s390/s390.c: Likewise.
24064 * config/s390/s390.md: Likewise.
24065 * config/sh/lib1funcs.asm: Likewise.
24066 * config/sh/sh.c: Likewise.
24067 * config/sh/sh.md: Likewise.
24068 * config/sh/t-sh: Likewise.
24069 * config/sparc/sparc.h: Likewise.
24070 * config/vax/vax.md: Likewise.
24071 * config/xtensa/xtensa.c: Likewise.
24072 * config/xtensa/xtensa.md: Likewise.
24073 * doc/invoke.texi: Likewise.
24074 * doc/md.texi: Likewise.
24075 * doc/rtl.texi: Likewise.
24077 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
24080 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
24081 * config/mips/mips.c (mips_declare_common_object): New function,
24082 mostly split out from...
24083 (mips_output_aligned_decl_common): ...here.
24084 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
24085 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
24086 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
24087 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
24089 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24092 * function.c (assign_parms): Fix typo from previous change.
24094 2004-07-07 Jason Merrill <jason@redhat.com>
24097 * doc/extend.texi (C++ Interface): Correct information and
24100 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
24105 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
24108 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
24111 * config/m32r/m32r.c (m32r_function_symbol): New function:
24112 Generate a symbol name RTX with the correct m32r specific flags
24114 (block_move_call): Use new function to generate correct symbol.
24115 * config/m32r/m32r-protos.h: Add prototype for new funcion.
24116 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
24119 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
24121 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
24122 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
24123 TYPE_BINFO_BASETYPE): Remove.
24124 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
24126 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
24128 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
24129 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
24130 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
24131 (struct tree_binfo): Rename base_types to base_binfos.
24132 * alias.c (record_component_aliases): Adjust BINFO macros.
24133 * dbxout.c (dbxout_type): Likewise.
24134 * dwarf2out.c (gen_member_die): Likewise.
24135 * sdbout.c (sdbout_one_type): Likewise.
24136 * tree-dump.c (deque_and_dump): Likewise.
24137 * config/i386/i386.c (classify_argument,
24138 contains_128bit_aligned_vector_p): Likewise.
24140 2004-07-07 Nick Clifton <nickc@redhat.com>
24142 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
24143 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
24145 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
24147 * vec.h: Fix the example use.
24149 2004-07-06 Richard Henderson <rth@redhat.com>
24151 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
24152 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
24153 * tree-inline.c (copy_body_r, setup_one_parameter,
24154 initialize_inlined_parameters, expand_call_inline,
24155 declare_inline_vars): Don't check it.
24156 (expand_calls_inline): Remove old version, rename new version
24157 from gimple_expand_calls_inline.
24158 * tree-optimize.c (execute_gimple): Remove.
24159 (pass_gimple): Don't run anything.
24161 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
24163 * doc/sourcebuild.texi: Use semicolons instead of commas in
24166 2004-07-06 Richard Henderson <rth@redhat.com>
24168 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
24169 (sra_walk_modify_expr, scan_init): Likewise.
24170 (generate_element_zero): Check visited before scanning children.
24171 (generate_element_init): Set visited on error.
24172 (scalarize_init): Handle generate_element_init failure similar
24175 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
24177 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
24178 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
24180 2004-07-06 Richard Henderson <rth@redhat.com>
24182 * config/i386/i386.c (legitimize_pic_address): Make static.
24183 (legitimize_address): Handle CONST with TLS operand.
24184 (ix86_expand_move): Don't call legitimize_pic_address directly.
24185 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
24187 2004-07-06 Roger Sayle <roger@eyesopen.com>
24189 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
24190 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
24191 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
24192 is currently executed unconditionally, i.e. not in "else_bb".
24194 2004-07-06 Steven Bosscher <stevenb@suse.de>
24196 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
24197 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24198 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
24199 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24200 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
24201 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24202 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
24203 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24204 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
24205 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24206 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
24207 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24208 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
24209 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24210 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
24211 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24213 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
24215 * dojump.c (do_jump): REFERENCE_EXPR is dead.
24216 * expr.c (expand_expr_real_1): Ditto.
24217 * tree-inline.c (estimate_num_insns_1): Ditto.
24218 * tree-pretty-print.c (dump_generic_node): Ditto.
24219 (op_symbol): Ditto.
24222 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
24224 * tree-ssa-pre.c (reference_node_pool): New pool.
24225 (find_or_generate_expression): Class 'r' is okay too.
24226 (create_value_expr_from): Ditto.
24227 (add_to_sets): LHS should not include vuses.
24228 (eliminate): Ditto.
24229 (compute_avail): Reverse ordering of tests.
24230 Valuize INDIRECT_REF as well.
24232 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
24234 PR rtl-optimization/16380
24235 * loop.c (check_dbra_loop): Sink comparison instructions if they
24236 do something other than set cc0.
24238 2004-07-06 James E Wilson <wilson@specifixinc.com>
24240 * doc/interface.texi (longjmp and automatic variables): Delete
24241 paragraph recommending taking the address of a variable.
24243 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
24245 * vec.h (VEC_embedded_alloc): Remove.
24246 (VEC_embedded_size, VEC_embedded_init): New.
24247 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
24249 (VEC_truncate): New.
24250 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
24251 (vec_embedded_alloc): Remove.
24252 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
24253 (vec_embedded_alloc): Remove.
24255 2004-07-06 Mark Mitchell <mark@codesourcery.com>
24257 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
24258 (gt-langhooks.h): Remove.
24260 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
24262 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
24264 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
24266 * config/sparc/sparc.c (get_pc_symbol): Rename into
24267 add_pc_to_pic_symbol.
24268 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
24269 (load_pic_register): Account for previous changes.
24270 Use reg_names. Don't create the label twice.
24271 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
24272 UNSPEC_LOAD_PCREL_SYM.
24273 (get_pc): Rename into load_pcrel_sym. Add predicate to
24274 operands. Remove condition.
24276 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
24278 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
24279 RECORD, UNION & QUAL_UNION is actually a binfo.
24281 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
24282 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
24283 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
24284 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
24285 * dwarf2out.c (add_data_member_location_attribute): Likewise.
24286 (gen_inheritance_die): Likewise.
24287 * tree-dump.c (deque_and_dump): Likewise.
24288 * doc/c-tree.texi (Binfos): Add under reconstruction note.
24290 2004-07-06 Steven Bosscher <stevenb@suse.de>
24292 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
24294 * config/mcore/mcore.md: Model memory latency with a simple DFA
24295 pipeline description instead of a define_function_unit.
24297 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24299 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
24300 * langhooks.h (var_mod_type_p): Likewise.
24301 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
24302 * expr.c (count_type_elements): Properly handle return from
24303 array_type_nelts and properly test for overflow.
24304 * gimplify.c (gimplify_init_constructor): Properly handle return
24305 from array_type_nelts.
24306 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
24307 * integrate.c (copy_decl_for_inlining): Correct comments.
24308 * tree-inline.c (remap_decl): Update comments, remove dead code,
24309 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
24310 (remap_type): Only remap if variably modified by vars in function
24312 (copy_body_r): Use compatible_type langhooks to see when can fold.
24313 (setup_one_parameter): Don't remap type.
24314 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
24315 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
24316 compute TREE_INVARIANT for decl case.
24317 (find_var_from_fn): New function.
24318 (variably_modified_type_p): Add arg and call new function.
24319 * tree.h (variably_modified_type_p): Add extra arg.
24321 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
24323 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
24324 (goto_handler_and_restore_v9): Delete disabled insn.
24325 (goto_handler_and_restore_v9_sp64): Likewise.
24327 2004-07-05 Roger Sayle <roger@eyesopen.com>
24329 * calls.c (load_register_parameters): Call expand_shift instead
24330 of expand_binop with ashl_optab (or other shift optab) directly.
24331 * expr.c (emit_group_load, emit_group_store): Likewise.
24332 * function.c (assign_parm_setup_block): Likewise.
24333 * stmt.c (shift_return_value): Likewise.
24335 2004-07-05 Jakub Jelinek <jakub@redhat.com>
24337 * expr.c (expand_assignment): Disable the bitfield += optimizations.
24339 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24341 * doc/sourcebuild.texi: Revert previous patch.
24343 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24345 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
24346 TARGET_MEM_FUNCTIONS.
24347 * system.h: Poison TARGET_MEM_FUNCTIONS.
24348 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
24349 bcmp_libfunc, bzero_libfunc): Remove.
24350 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
24352 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
24353 * doc/standards.texi: Don't mention calling BSD string functions.
24354 * doc/invoke.texi: Likewise. Mention that memmove may be called.
24355 * config/vax/t-memfuncs: New.
24356 * config/memcmp.c, config/memcpy.c, config/memmove.c,
24357 config/memset.c: New.
24358 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
24359 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
24361 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
24362 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
24363 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
24364 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
24365 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
24366 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
24367 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
24368 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
24369 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
24370 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
24372 2004-07-05 Richard Henderson <rth@redhat.com>
24374 * function.c (assign_parm_setup_reg): Properly rename variables in
24375 FUNCTION_ARG_CALLEE_COPIES section.
24377 2004-07-05 Zack Weinberg <zack@codesourcery.com>
24379 * tree-mudflap.c: Include cgraph.h.
24380 (mf_init_extern_trees): Rename to mudflap_init. Export.
24381 Rewrite to create synthetic declarations instead of looking
24382 up declarations from mf-runtime.h.
24383 (mf_make_builtin, mf_make_cache_struct_type): New functions.
24384 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
24385 Correct commentary.
24386 (execute_mudflap_function_decls, mudflap_register_call):
24387 Don't call mf_init_extern_trees.
24388 (mudflap_finish_file): Use cgraph_build_static_cdtor.
24390 * tree-mudflap.h: Update prototypes.
24391 * c-mudflap.c: Delete file.
24392 * c-common.c: Include tree-mudflap.h.
24393 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
24394 * Makefile.in: Remove all references to c-mudflap.o.
24395 Update dependencies.
24397 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24399 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
24400 displacements with the spatial-locality cache-control completer.
24402 2004-07-05 Zack Weinberg <zack@codesourcery.com>
24404 * langhooks.c: Don't include gt-langhooks.h.
24405 (var_labelno): Delete.
24406 (lhd_set_decl_assembler_name): Do not append a distinguishing
24407 number to file-scope internal-linkage declarations for the first
24408 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
24409 the declaration itself (if at block scope), or its containing
24410 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
24413 * opts.c (cur_in_fname): New global.
24414 * opts.h: Declare it.
24415 * tree.c: Include opts.h.
24416 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
24417 DECL_UID equal to cur_in_fname.
24418 (copy_node_stat): Do not change DECL_UID when copying a
24419 TRANSLATION_UNIT_DECL.
24420 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
24421 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
24423 * c-decl.c (c_static_assembler_name): Delete.
24424 * c-tree.h (c_static_assembler_name): Delete prototype.
24425 * c-lang.c, objc/objc-lang.c: Don't override
24426 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
24428 * Makefile.in (tree.o): Update dependencies.
24429 (GTFILES): Remove langhooks.c.
24431 2004-07-05 Roger Sayle <roger@eyesopen.com>
24433 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
24434 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
24435 Normalize "X % C" as "X % -C" for signed modulus and negative C.
24436 Optimize "X % -Y" as "X % Y" for signed modulus.
24437 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
24438 into "((unsigned) X % Y) == 0".
24440 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24442 * sourcebuild.texi (Config Fragments): Use @comma{} in
24443 cross-reference to section title.
24445 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24447 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
24448 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
24449 (gimplify_target_expr, gimplify_expr): Likewise.
24450 (copy_if_shared_r): No longer need special case for BIND_EXPR.
24451 (unshare_body, unvisit_body): Only look at nested if BODY_P is
24453 (gimplify_compound_lval): See if we can strip any useless conversion.
24454 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
24456 (gimplify_modify_expr_to_memset): Likewise.
24457 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
24458 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
24459 (declare_inline_vars): Likewise.
24460 (walk_type_fields): New function.
24461 (walk_tree): Use it.
24462 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
24464 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
24465 (sra_walk_modify_expr): Allow init function to fail.
24466 (scan_init): Now returns bool.
24467 (generate_element_init): If can't understand INIT, return false.
24468 (scalarize_init): Return false if generate_element_init does.
24470 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
24473 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
24474 bounds if bounds aren't constant.
24476 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
24478 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
24479 to type hooks; remove bogus PARAMS.
24481 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
24483 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
24484 * dwarf2out.c (add_data_member_location_attribute): Check for
24486 * tree.c (tree_node_kinds): Add "binfos".
24487 (binfo_lang_slots): New.
24488 (make_node_stat): Add TREE_BINFO.
24489 (make_tree_binfo_stat): New.
24490 (tree_node_structure): Add TREE_BINFO.
24491 * tree.def (TREE_BINFO): New.
24492 * tree.h (REC_OR_UNION_CHECK): Rename to ...
24493 (RECORD_OR_UNION_CHECK): ... here.
24494 (NOT_RECORD_OR_UNION_CHECK): New.
24495 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
24496 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
24497 RECORD_OR_UNION_CHECK.
24498 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
24499 (TYPE_LANG_SLOT_1): New.
24500 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
24501 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
24502 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
24503 (BINFO_ELTS): Remove.
24504 (BINFO_LANG_SLOT): New.
24505 (struct tree_binfo): New.
24506 (binfo_lang_slots): Declare.
24507 (enum tree_node_structure_enum): Add TS_BINFO.
24508 (union tree_node): Add binfo.
24509 (make_tree_binfo_stat): Declare.
24510 (make_tree_binfo): New.
24511 (enum tree_node_kind): Add binfo_kind.
24513 * objc/objc-act.c (start_class, objc_declare_protocols,
24514 start_protocols): Use TYPE_LANG_SLOT_1.
24515 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
24517 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
24518 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
24519 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
24520 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
24522 2004-07-05 Steven Bosscher <stevenb@suse.de>
24524 * rtl.h (struct rtx_def): Remove the integrated flag.
24525 Use the return_val flag for MEM_SCALAR_P.
24526 Reshuffle and update flags in CLEAR_RTX_FLAGS.
24528 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
24531 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
24532 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
24535 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
24537 * var-tracking.c: Fix some comments.
24538 (frame_stack_adjust): New.
24539 (vt_stack_adjustments): Init stack_adjust of entry block to
24540 minus stack adjustment of function prologue.
24541 (adjust_stack_reference): Do not adjust if adjustment == 0.
24542 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
24543 (emit_notes_in_bb): Likewise.
24544 (vt_add_function_parameters): Do not adjust locations of
24545 function arguments.
24546 (vt_initialize): Compute the stack adjustment of function
24547 prologue and offset the initial "location" of frame_base_decl
24548 from the stack pointer after prologue.
24550 2004-07-04 Richard Henderson <rth@redhat.com>
24552 * function.c (struct assign_parm_data_all): New.
24553 (struct assign_parm_data_one): New.
24554 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
24555 assign_parm_find_data_types, assign_parms_setup_varargs,
24556 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
24557 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
24558 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
24559 assign_parm_setup_block, assign_parm_setup_reg,
24560 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
24561 (assign_parms): ... here.
24563 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
24565 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
24566 now are bitmap_set_t's.
24567 (bitmap_insert_into_set): No point in inserting the value if
24569 (bitmap_set_contains): New function.
24570 (bitmap_set_replace_value): Add comment on why we do it
24572 (set_contains): Removed.
24573 (bitmap_set_subtract_from_value_set): New name of
24574 set_subtract now that it's arguments are two different
24577 (bitmap_find_leader): Change algorithm used.
24578 (find_or_generate_expression): Update use of functions for new
24580 (create_expression_by_pieces): Ditto.
24581 (insert_aux): Ditto.
24583 (add_to_sets): Ditto.
24585 (execute_pre): Ditto.
24586 (compute_avail): Ditto.
24587 Also ignore virtual phis.
24589 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
24591 * combine.c (simplify_comparison): Fix comment typo.
24593 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
24595 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
24596 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
24597 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
24598 (output_restore): Change parameter from 'insn' to 'pat'.
24599 (output_return): Adjust call to output_restore.
24600 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
24601 Adjust call to output_restore.
24603 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
24605 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
24606 and assert system is bsd.
24608 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
24610 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
24611 (TARGET_SWITCHES): Remove -mdebugc.
24612 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
24613 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
24614 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
24615 (sle_[sd]i_reg): Delete.
24617 2004-07-04 Steven Bosscher <stevenb@suse.de>
24619 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
24621 * config/iq2000/iq2000.md: Translate old pipeline description to an
24622 equivalent new one.
24624 2004-07-04 Roger Sayle <roger@eyesopen.com>
24626 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
24627 Ensure the replacement rhs is valid gimple before performing
24628 the substitution. Return false if these sanity checks fail.
24629 (fold_stmt): Only set changed to true, if set_rhs returns true.
24630 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
24633 2004-07-04 Richard Henderson <rth@redhat.com>
24636 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
24638 2004-07-04 Mark Mitchell <mark@codesourcery.com>
24640 * configure.ac (ranlib_flags): New variable.
24641 * Makefile.in (RANLIB_FLAGS): New variable.
24642 (libbackend.a): Use it.
24643 * configure: Regenerated.
24645 2004-07-04 Roger Sayle <roger@eyesopen.com>
24647 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
24648 a "sign mask" instead of using ashr_optab directly.
24650 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
24652 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
24653 * doc/cppopts.texi: Clarify processing of command-line defines.
24655 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
24657 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
24659 2004-07-04 Richard Henderson <rth@redhat.com>
24661 * rtl.def (ADDRESSOF): Remove.
24662 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
24663 (find_base_term, memrefs_conflict_p): Likewise.
24664 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
24665 (fold_rtx, cse_insn, set_live_p): Likewise.
24666 * dwarf2out.c (mem_loc_descriptor): Likewise.
24667 (add_location_or_const_value_attribute): Likewise.
24668 * emit-rtl.c (copy_insn_1): Likewise.
24669 * explow.c (memory_address): Likewise.
24670 * expmed.c (store_split_bit_field): Likewise.
24671 * expr.c (expand_expr_real_1): Likewise.
24672 * function.c (instantiate_decl
24673 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
24674 * genrecog.c (preds, validate_pattern): Likewise.
24675 * integrate.c (copy_rtx_and_substitute): Likewise.
24676 * recog.c (general_operand, register_operand): Likewise.
24677 (memory_address_p): Likwise.
24678 * reload1.c (eliminate_regs, elimination_effects): Likewise.
24679 * rtl.c (copy_rtx): Likewise.
24680 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
24681 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
24682 * rtlhooks.c (gen_lowpart_general): Likewise.
24683 * stmt.c (expand_asm_operands): Likewise.
24684 * web.c (entry_register, replace_ref, web_main): Likewise.
24685 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
24686 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
24687 * config/arm/arm.c (thumb_rtx_costs): Likewise.
24688 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
24689 * config/frv/frv.c (move_destination_operand, move_source_operand,
24690 condexec_dest_operand, condexec_source_operand,
24691 condexec_memory_operand): Likewise.
24692 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
24693 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
24694 (destination_xfmode_operand): Likewise.
24695 * config/mips/mips.h (PREDICATE_CODES): Likewise.
24696 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
24697 * config/s390/s390.c (general_s_operand): Likewise.
24698 * config/s390/s390.md (mov*): Likewise.
24699 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
24701 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
24702 * expr.c (expand_expr_real_1): Likewise.
24703 * stmt.c (expand_decl): Likewise.
24704 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24706 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
24707 postponed_insns, put_var_into_stack, put_reg_into_stack,
24708 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
24709 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
24710 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
24711 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
24712 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
24713 purge_bitfield_addressof_replacements, purge_addressof_replacements,
24714 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
24715 struct insns_for_mem_walk_info, insns_for_mem_walk,
24716 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
24717 setjmp_protect_args): Remove.
24718 (push_function_context_to): Don't handle var_refs_queue.
24719 (pop_function_context_from, free_after_compilation): Likewise.
24720 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
24721 (assign_parms, allocate_struct_function): Likewise.
24722 (use_register_for_decl): New.
24723 (expand_function_end): Don't setjmp_protect.
24724 * function.h (struct emit_status): Update commentary.
24725 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
24726 (max_parm_reg, parm_reg_stack_loc): Remove.
24727 * passes.c (DFI_addressof): Remove.
24728 (dump_file_info): Remove addressof.
24729 (rest_of_handle_addressof): Remove.
24730 (rest_of_compilation): Don't call it.
24731 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
24732 * stmt.c (expand_decl): Use use_register_for_decl.
24733 * tree.h: Update decls.
24734 * web.c (mark_addressof): Remove.
24735 * doc/invoke.texi (-dF): Remove.
24737 2004-07-03 Richard Henderson <rth@redhat.com>
24739 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
24740 instead of gen_mem_addressof.
24741 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
24742 TImode output register.
24744 2004-07-03 Richard Henderson <rth@redhat.com>
24746 PR tree-optimization/16341
24747 * tree-sra.c (sra_walk_function): Increment to next stmt before
24748 processing the current stmt.
24749 (sra_insert_after): Always use BSI_SAME_STMT.
24751 2004-07-03 Richard Henderson <rth@redhat.com>
24753 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
24754 fp plus with minus.
24756 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
24758 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
24759 with tree_int_cst_equal.
24761 2004-07-03 Andreas Schwab <schwab@suse.de>
24763 * config/ia64/ia64.md: Define new attribute "empty".
24764 (prologue_use, nop_x, insn_group_barrier): Set it.
24766 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
24767 skip over "empty" insns.
24769 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24771 * tree-inline.c (initialize_inlined_parameters): Pass proper function
24772 context to gimplify_body.
24773 (walk_tree): Don't walk into types twice.
24774 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
24776 * tree-sra.c (generate_element_init): Remove any useless conversions.
24778 * gimplify.c (gimplify_conversion): Remove stripping useless
24779 conversions from here.
24780 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
24781 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
24782 Unshare before substituting PLACEHOLDER_EXPR.
24783 (gimplify_modify_expr_to_memset): Likewise.
24784 Pass address of TO to memset, not TO itself.
24785 (gimplify_init_constructor): Make copy of OBJECT so we have it each
24786 time we make an expression (to match a PLACEHOLDER_EXPR).
24788 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
24789 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
24790 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
24791 * tree-ssa-dom.c (local_fold): Likewise.
24793 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
24794 * langhooks.h (strct lang_hooks): New field type_max_size.
24795 * function.c (assign_temp): Call it.
24797 2004-07-03 Steven Bosscher <stevenb@suse.de>
24799 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
24800 * config/sh/sh.md: Convert the SH1 pipeline description to
24803 2004-07-02 Zack Weinberg <zack@codesourcery.com>
24805 * c-decl.c (struct c_binding): Remove contour field; add
24806 depth, invisible, nested fields.
24807 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
24808 (B_IN_EXTERNAL_SCOPE): New convenience macros.
24809 (bind): Add invisible and nested arguments. Initialize
24810 new fields of struct c_binding; adjust loop scanning for
24812 (free_binding_and_advance): Clear structure with memset.
24813 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
24814 in file scope, even if it's in external scope too.
24815 (pushdecl): Adjust to match. Create invisible file-scope
24816 declarations for block-scope forward declarations of static functions.
24817 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
24818 (undeclared_variable, lookup_label, declare_label, define_label)
24819 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
24820 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
24821 (store_parm_decls_oldstyle): Adjust to match.
24822 (diagnose_mismatched_decls): Correct handling of linkage clashes.
24823 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
24825 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
24826 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
24828 2004-07-02 Richard Henderson <rth@redhat.com>
24830 * c-decl.c (grokdeclarator): Don't frob current_function_decl
24831 around variable_size.
24832 (set_decl_nonlocal): Remove.
24833 (store_parm_decls): Add stmts for pending sizes.
24834 * calls.c (calls_function, calls_function_1): Remove.
24835 (precompute_arguments): Don't call it.
24836 * cfgexpand.c (set_save_expr_context): Remove.
24837 (tree_expand_cfg): Don't call it.
24838 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
24839 (dwarf2out_finish): Likewise.
24840 * expr.c (emit_block_move): Adjust addresses to BLKmode.
24841 (store_constructor): Don't pre-evaluate SAVE_EXPR.
24842 (safe_from_p): Don't queue SAVE_EXPRs.
24843 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
24844 or build plain VAR_DECLs.
24845 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
24847 (fold_checksum_tree): Don't special-case SAVE_EXPR.
24848 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
24849 (put_var_into_stack): Don't handle SAVE_EXPR.
24850 (gen_mem_addressof): Likewise.
24851 * function.h (struct function): Remove x_save_expr_regs.
24852 (save_expr_regs): Remove.
24853 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
24854 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
24855 * stor-layout.c (variable_size): Don't set it.
24856 (force_type_save_exprs, force_type_save_exprs_1): Remove.
24857 * tree-inline.c (remap_save_expr): Remove fn argument. Update
24858 all callers. Don't set SAVE_EXPR_CONTEXT.
24859 * tree-inline.h (remap_save_expr): Update decl.
24860 * tree.c (save_expr): Update build size.
24861 (first_rtl_op): Don't handle SAVE_EXPR.
24862 (unsave_expr_1, contains_placeholder_p): Likewise.
24863 (decl_function_context): Likewise.
24864 * tree.def (SAVE_EXPR): Remove args 1 and 2.
24865 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
24866 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
24868 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
24870 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
24871 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
24872 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
24873 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
24874 some first-person references and patronizing comments. Based on
24876 * doc/invoke.texi: Don't reference fortran@gnu.org.
24877 * doc/trouble.texi (Warning when a non-void function value is
24878 ignored): Rewrite. From Russ Allbery and Chris Devers.
24880 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
24882 * tree-ssa-pre.c (bitmap_set_t): New.
24883 (bb_value_sets): avail_out is now a bitmap_set_t.
24884 (bitmap_find_leader): New function.
24885 (bitmap_value_insert_into_set): Ditto.
24886 (bitmap_set_copy): Ditto.
24887 (bitmap_value_replace_in_set): Ditto.
24888 (bitmap_set_contains_value): Ditto.
24889 (bitmap_set_new): Ditto.
24890 (bitmap_set_pool): New pool.
24891 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
24892 (insert_aux): Ditto.
24893 (add_to_sets): Ditto.
24894 (compute_avail): Ditto
24895 (eliminate): Ditto.
24898 (execute_pre): Ditto.
24900 2004-07-02 Roger Sayle <roger@eyesopen.com>
24902 * config/rs6000/rs6000.c (struct processor_costs): New structure
24903 used to hold instruction latencies/sizes for processor types.
24904 (rs6000_cost): New global variable pointing to current CPU's costs.
24905 (rs6000_override_options): Initialize rs6000_cost to point to the
24906 appropriate cost table based upon rs6000_cpu and optimize_size.
24907 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
24910 2004-07-02 Richard Henderson <rth@redhat.com>
24912 * expmed.c (make_tree): Don't use SET_DECL_RTL.
24914 2004-07-02 Steven Bosscher <stevenb@suse.de>
24916 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
24918 2004-07-01 Richard Henderson <rth@redhat.com>
24920 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
24921 (alpha_gp_save_rtx): Use assign_stack_local instead of
24924 2004-07-01 Richard Henderson <rth@redhat.com>
24926 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
24927 (alpha_rtx_cost_data): Update to match.
24928 (alpha_rtx_cost_size): New.
24929 (alpha_rtx_costs): Honor optimize_size.
24931 2004-07-01 Richard Henderson <rth@redhat.com>
24933 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
24934 * cfgexpand.c (tree_expand_cfg): Do it here.
24935 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
24936 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
24937 * config/mips/mips.c (mips_output_mi_thunk): And here.
24938 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
24939 * config/sh/sh.c (sh_output_mi_thunk): And here.
24940 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
24942 2004-07-01 Richard Henderson <rth@redhat.com>
24944 * tree.def (RTL_EXPR): Remove.
24945 * c-typeck.c (lvalue_p): Don't handle it.
24946 * expr.c (safe_from_p): Likewise.
24947 (expand_expr_real_1): Likewise.
24948 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
24949 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
24950 * gengtype.c (adjust_field_tree_exp): Likewise.
24951 * stmt.c (warn_if_unused_value): Likewise.
24952 * tree-gimple.c (recalculate_side_effects): Likewise.
24953 * tree-pretty-print.c (dump_generic_node): Likewise.
24954 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
24955 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
24956 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
24958 * stmt.c (struct stmt_status): Remove x_last_expr_type,
24959 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
24960 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
24961 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
24962 all the bits that tracked last_expr.
24963 (expand_end_bindings): Don't track last_expr.
24964 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
24965 (clear_last_expr): Remove.
24966 (expand_asm): Don't call it.
24967 (expand_asm_operands, expand_end_cond): Likewise.
24968 (expand_naked_return, expand_null_return_1): Likewise.
24969 * c-typeck.c (c_begin_compound_stmt): Likewise.
24970 * cfgexpand.c (expand_block): Use expand_expr_stmt.
24971 * expr.c (expand_expr_real_1): Likewise.
24972 * tree.h: Update prototypes.
24974 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
24975 (struct emit_status): Remove sequence_rtl_expr.
24976 (struct function): Remove x_rtl_expr_chain.
24977 (seq_rtl_expr, rtl_expr_chain): Remove.
24978 * function.c (struct temp_slot): Remove rtl_expr.
24979 (assign_stack_temp_for_type): Don't set it.
24980 (free_temp_slots, pop_temp_slots): Don't check it.
24981 (free_after_compilation): Don't clear x_rtl_expr_chain.
24982 (fixup_var_refs): Don't search it.
24983 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
24984 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
24986 (push_topmost_sequence): Likewise.
24987 (end_sequence, init_emit): Likewise.
24988 (start_sequence_for_rtl_expr): Remove.
24989 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
24990 * rtl.h (preserve_rtl_expr_result): Remove.
24992 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
24994 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
24995 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
24998 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
25000 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
25001 (STANDARD_STARTFILE_PREFIX_2): Define.
25002 (standard_startfile_prefix_1): Initialize to
25003 STANDARD_STARTFILE_PREFIX_1.
25004 (standard_startfile_prefix_2): Initialize to
25005 STANDARD_STARTFILE_PREFIX_2.
25006 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
25007 (STANDARD_STARTFILE_PREFIX_1): Define.
25008 (STANDARD_STARTFILE_PREFIX_2): Define.
25009 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
25010 (STANDARD_STARTFILE_PREFIX_2): Document.
25012 2004-07-01 Richard Henderson <rth@redhat.com>
25014 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
25015 in order to disable scalarization. Instead set a flag and wait
25016 for a candidate decl.
25018 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
25020 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
25021 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
25022 Use terminology "testsuite" and "enumerated".
25024 2004-07-01 Richard Henderson <rth@redhat.com>
25026 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
25027 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
25028 (initial_return_save): Likewise.
25029 (flush_queued_reg_saves): Remap register numbers.
25030 (dwarf2out_return_reg): Likewise.
25032 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25034 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
25036 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
25037 access functions for lower bound and element size and only output
25038 if lower bound nonzero or element size not same as that of type.
25039 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
25041 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25043 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
25045 2004-07-01 Per Bothner <per@bothner.com>
25047 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
25049 2004-07-01 Jakub Jelinek <jakub@redhat.com>
25051 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
25052 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
25053 first operand. Don't optimize if the bitfield is volatile.
25055 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25057 * c-pretty-print.c (pp_c_postfix_expression): Handle
25058 floating-point comparison operators.
25059 (pp_c_expression): Pass floating-point comparison
25060 operators to pp_c_postfix_expression.
25062 2004-07-01 Roger Sayle <roger@eyesopen.com>
25064 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
25065 rtx_cost instead of "had_mult" to determine whether the transformed
25066 expression is cheaper than the original.
25068 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
25070 * alias.c (get_alias_set, canon_rtx, get_addr,
25071 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
25073 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
25074 expand_builtin): Likewise.
25075 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
25077 * combine.c (can_combine_p, combinable_i3pat, try_combine,
25078 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
25079 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
25080 record_dead_and_set_regs_1, get_last_value_validate,
25081 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
25082 * cse.c (check_dependence, canon_hash, equiv_constant,
25083 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
25084 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
25085 count_reg_usage): Likewise.
25086 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
25087 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
25088 cselib_record_sets): Likewise.
25089 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
25090 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
25091 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
25092 * df.c (df_uses_record): Likewise.
25093 * dojump (do_jump): Likewise.
25094 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
25095 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
25096 decl_start_label): Likewise.
25097 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
25098 operand_subword, change_address_1, make_safe_from): Likewise.
25099 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
25100 stabilize, force_not_mem): Likewise.
25101 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
25102 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
25103 * expr.c (convert_move, convert_modes, emit_block_move,
25104 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
25105 emit_move_insn_1, expand_assignment, store_expr,
25106 store_constructor_field, store_constructor, store_field,
25107 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
25109 * final.c (cleanup_subreg_operands, alter_subreg,
25110 get_mem_expr_from_op): Likewise.
25111 * flow.c (notice_stack_pointer_modification_1,
25112 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
25114 * function.c (mark_temp_addr_taken, preserve_temp_slots,
25115 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
25116 optimize_bit_field, flush_addressof, purge_addressof_1,
25117 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
25118 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
25119 keep_stack_depressed): Likewise.
25120 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
25121 noce_process_if_block, find_memory): Likewise.
25122 * integrate.c (subst_constants, allocate_initial_values): Likewise.
25123 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
25124 update_equiv_regs): Likewise.
25125 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
25126 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
25127 * optabs.c (expand_abs, emit_unop_insn): Likewise.
25128 * passes.c (rest_of_handle_final): Likewise.
25129 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
25130 move2add_note_store): Likewise.
25131 * ra-build.c (detect_remat_webs): Likewise.
25132 * ra-debug.c (dump_static_insn_cost): Likewise.
25133 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
25134 * recog.c (validate_change, apply_change_group, cancel_changes,
25135 validate_replace_rtx_1, general_operand, register_operand,
25136 nonmemory_operand, push_operand, pop_operand, memory_operand,
25137 indirect_operand, asm_operand_ok, offsettable_memref_p,
25138 offsettable_nonstrict_memref_p, constrain_operands,
25139 store_data_bypass_p): Likewise.
25140 * reg-stack.c (subst_stack_regs_pat): Likewise.
25141 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
25142 copy_cost, reg_scan_mark_refs): Likewise.
25143 * regmove.c (optimize_reg_copy_3, stack_memref_p,
25144 combine_stack_adjustments_for_block): Likewise.
25145 * regrename.c (copyprop_hardreg_forward_1): Likewise.
25146 * reload.c (can_reload_into, push_reload, decompose, immune_p,
25147 find_reloads, find_reloads_address, find_reloads_address_1,
25148 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
25149 find_equiv_reg): Likewise.
25150 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
25151 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
25152 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
25153 delete_address_reloads): Likewise.
25154 * resource.c (mark_referenced_resources): Likewise.
25155 * rtlanal.c (get_jump_table_offset, count_occurrences,
25156 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
25157 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
25158 num_sign_bit_copies1): Likewise.
25159 * rtlhooks.c (gen_lowpart_general): Likewise.
25160 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
25161 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
25162 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
25163 sdbout_global_decl): Likewise.
25164 * simplify-rtx.c (simplify_subreg): Likewise.
25165 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
25166 expand_anon_union_decl, expand_end_case_type): Likewise.
25167 * unroll.c (calculate_giv_inc): Likewise.
25168 * var-tracking.c (stack_adjust_offset_pre_post,
25169 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
25170 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
25171 vt_add_function_parameters): Likewise.
25172 * varasm.c (make_var_volatile, notice_global_symbol,
25173 assemble_external, decode_addr_const, mark_weak,
25174 default_encode_section_info): Likewise.
25176 2004-07-01 Steven Bosscher <stevenb@suse.de>
25178 * stmt.c (check_seenlabel): Remove.
25179 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
25181 2004-07-01 Richard Henderson <rth@redhat.com>
25183 * function.h (struct function): Remove x_function_call_count.
25184 (function_call_count): Remove.
25185 * calls.c (expand_call): Don't set it.
25186 * integrate.c (copy_rtx_and_substitute): Likewise.
25188 * function.h (struct function): Remove x_cleanup_label.
25189 (cleanup_label): Remove.
25190 * stmt.c (expand_value_return): Don't use it.
25191 * function.c (free_after_compilation): Don't set it.
25192 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
25193 * cfgexpand.c (tree_expand_cfg): Update call.
25194 * tree.h (expand_function_start): Update decl.
25196 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
25199 * c-lang.c (c_initialize_diagnostics): Move from here ...
25200 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
25201 (c_tree_printer): Use pretty-printer to format %T.
25202 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
25203 before '*' if not C++.
25204 (pp_c_direct_abstract_declarator): Don't try to print array upper
25205 bound for flexible array members.
25206 * c-tree.h: Include "diagnostic.h".
25207 (c_initialize_diagnostics): Declare.
25208 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
25209 * c-format.c (format_type_warning): New function. Improve
25210 diagnostics for incorrect format argument types.
25211 (check_format_types): Use it. Add two parameters. Use the
25212 TYPE_MAIN_VARIANT of wanted_type.
25213 (check_format_info_main): Pass new parameters to
25214 check_format_types.
25215 (struct format_wanted_type): Update comment.
25217 2004-07-01 Nick Clifton <nickc@redhat.com>
25219 * target.h (struct gcc_target): Add new field to struct cxx:
25220 import_export_class.
25221 * target-def.h (TARGET_CXX): Initialise the new field.
25222 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
25224 * doc/tm.texi: Document the new target hook.
25226 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25228 * builtins.c (fold_builtin_classify): Fix typo.
25230 2004-07-01 Richard Henderson <rth@redhat.com>
25232 * function.c (identify_blocks, identify_blocks_1): Remove.
25233 * function.h (identify_blocks): Remove.
25234 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
25236 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25238 * builtins.c (fold_builtin_classify): New.
25239 (fold_builtin_unordered_cmp): Fix commentary.
25240 (fold_builtin): Use it.
25241 * builtins.def: Define builtins for isnan,
25242 isnanf, isnanl, finite, finitef, finitel,
25243 isinf, isinff, isinfl.
25245 2004-07-01 Richard Henderson <rth@redhat.com>
25247 * function.h (struct function): Remove dont_emit_block_notes.
25248 * gimple-low.c (lower_function_body): Don't set it.
25249 * cfgexpand.c (expand_block): Don't check it.
25250 * cfglayout.c (insn_locators_initialize): Likewise.
25251 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
25252 * passes.c (rest_of_compilation): Likewise.
25253 * stmt.c (expand_start_bindings_and_block): Likewise.
25254 (expand_end_bindings): Likewise.
25256 2004-07-01 Richard Henderson <rth@redhat.com>
25258 * cgraph.h (cgraph_build_static_cdtor): Declare.
25259 * cgraphunit.c (cgraph_build_static_cdtor): New.
25260 * c-objc-common.c (build_cdtor): Use it.
25261 * coverage.c (create_coverage): Likewise.
25262 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
25263 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
25265 See ChangeLog.11 for earlier changes.