1 2004-12-12 Richard Henderson <rth@redhat.com>
4 * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
5 and compare_operator to propagate the input CC mode to the output.
6 * config/i386/predicates.md (compare_operator): New.
8 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu>
11 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
13 (handled_component_p): Likewise.
15 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
17 * reg-stack.c (convert_regs_2): Free stack.
19 * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
22 2004-12-12 Daniel Berlin <dberlin@dberlin.org>
24 * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
25 * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
28 2004-12-12 Diego Novillo <dnovillo@redhat.com>
30 * tree-gimple.c (get_base_address): Update documentation.
32 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
34 * lcm.c (optimize_mode_switching): Free ptr even when mode_set
37 2004-12-12 Roger Sayle <roger@eyesopen.com>
39 * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
40 its correct location during popping if we need to permute the stack
41 afterwards. Attempt to preserve the original stack ordering.
43 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
45 * lcm.c (optimize_mode_switching): Free insert and delete in
48 2004-12-11 David Edelsohn <edelsohn@gnu.org>
49 Ulrich Weigand <uweigand@de.ibm.com>
52 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
53 constants into all register classes intersecting with FLOAT_REGS
55 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
56 * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
57 choosing register preferences.
58 (movdi_internal64): Same.
60 2004-12-11 Kazu Hirata <kazu@cs.umass.edu>
62 * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
63 before we release an SSA_NAME.
65 2004-12-11 Roger Sayle <roger@eyesopen.com>
68 * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
69 instead of constant_boolean_node as arg0 may have side-effects.
71 2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
73 * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
74 file to anonymous private map.
76 2004-12-10 Roger Sayle <roger@eyesopen.com>
80 * dojump.c (do_jump): When attempting to reverse the effects of
81 fold_single_bit_test, we need to STRIP_NOPS and narrowing type
82 conversions, and handle BIT_XOR_EXPR that's used to invert the
83 sense of the single bit test.
85 2004-12-10 Devang Patel <dpatel@apple.com>
88 * gcc.c (main): Do not break out of loop when error is reported while
89 processing one source file.
91 2004-12-10 Diego Novillo <dnovillo@redhat.com>
93 * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
94 (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
95 don't need any operands rewritten.
96 (rewrite_stmt): Ignore statements that don't need to be
98 (rewrite_operand): Validate that an existing SSA_NAME is
99 identical to the current reaching definition of the operand.
101 2004-12-10 Diego Novillo <dnovillo@redhat.com>
103 * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
104 * tree-vectorizer.c (vectorizable_load): Call it.
105 * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
106 * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
108 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
110 * regmove.c (combine_stack_adjustments_for_block): Free
111 memlist if it hasn't been freed.
113 2004-12-10 Ziemowit Laski <zlaski@apple.com>
115 * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
116 pointer field is set before dereferencing it.
118 2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
121 * tree-cfg.c (remove_bb): Put the moved label at the beginning
124 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
126 * tree-data-ref.c (free_data_refs): Free each data_reference
129 * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
130 call to is_gimple_min_invariant if we know the result.
132 2004-12-10 Jeff Law <law@redhat.com>
134 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
135 redundant test of v_ann->mem_tag_kind.
137 * tree-ssa-operands.c (get_indirect_ref_operands): Remove
138 redundant conditional clearing opf_kill_def.
140 2004-12-10 Richard Sandiford <rsandifo@redhat.com>
142 * config/frv/frv-modes.def: Fix comment typos.
143 (CC_NZ): Define new mode.
144 * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
145 (condexec_intop_cmp_operator): Delete.
146 * config/frv/frv.c (comparison_string): New function.
147 (frv_print_operand): Use it to handle 'c' and 'C'.
148 (relational_operator): Redefine in terms of integer_relational_operator
149 and float_relational_operator.
150 (signed_relational_operator, unsigned_relational_operator): Delete.
151 (integer_relational_operator): New predicate, combining the above.
152 Check the mode of the first operand but leave frv.md to check the rest.
153 (float_relational_operator): Just check the mode of the first operand
154 and leave frv.md to check the rest.
155 (intop_compare_operator): Assume the result is compared with zero
156 in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
157 the operand predicates.
158 (condexec_intop_cmp_operator): Delete.
159 (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
160 (frv_hard_regno_mode_ok): Handle CC_NZmode.
161 (frv_select_cc_mode): New function.
162 * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
163 (REVERSIBLE_CC_MODE): Include CC_NZmode.
164 (PREDICATE_CODES): Replace entries for signed_relational_operand and
165 unsigned_relational_operator with one for integer_relational_operator.
166 Delete entry for condexec_intop_cmp_operator.
167 * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
168 (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
169 (*combo_intop_compare2, *combo_intop_compare4): Delete.
170 (*combo_intop_compare1): Change mode to CC_NZ.
171 (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
172 (branch_{un,}signed_true, branch_{un,}signed_false)
173 (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
174 (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
175 (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
176 (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
177 (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
178 (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
179 pattern pairs. Use integer_relational_operator. Remove mode from
182 2004-12-10 Mark Dettinger <dettinge@de.ibm.com>
184 * config/s390/s390.c (struct processor_costs): New fields ml,
186 (s390_rtx_costs): Added the missing handling of multiply & add,
187 square root, and umulsidi.
189 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
191 * expmed.c (synth_mult): Initialize new_limit.latency before
192 making a recursive call.
194 2004-12-10 Nick Clifton <nickc@redhat.com>
196 * config/mn10300/mn10300.c (legitimate_address_p): Reject address
197 whose index is itself the sum of two other parts.
199 2004-12-10 Alan Modra <amodra@bigpond.net.au>
201 * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
203 2004-12-10 Uros Bizjak <uros@kss-loka.si>
205 * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
207 2004-12-09 Richard Henderson <rth@redhat.com>
210 * attribs.c (decl_attributes): Use relayout_decl.
211 * c-common.c (handle_mode_attribute): Copy all relevant type
212 parameters from the new underlying integral type.
214 2004-12-09 Richard Henderson <rth@redhat.com>
216 * c-common.c (shorten_compare): Don't special-case min/maxval
219 2004-12-09 Richard Sandiford <rsandifo@redhat.com>
221 * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
222 the request subreg is entirely contained in the requested component.
223 (simplify_gen_subreg): Return null for CONCATs that are rejected
225 * expmed.c (store_bit_field): Create a temporary when changing the
226 value to an integer mode.
228 2004-12-09 David Edelsohn <edelsohn@gnu.org>
230 * real.c (ibm_extended): Correct comment.
232 2004-12-09 Stan Shebs <shebs@apple.com>
234 * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
235 formerly in darwin-tramp.asm.
236 * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
237 * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
238 * config/rs6000/t-darwin: Add dependencies.
240 2004-12-09 Richard Henderson <rth@redhat.com>
243 * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
244 (test_qi_1, andqi_2): Do not promote to simode.
246 2004-12-09 Andrew Pinski <pinskia@physics.uc.edu>
249 * tree-chrec.c (chrec_convert): Use fold_convert
252 2004-12-09 Matt Rice <ratmice@yahoo.com>
254 PR preprocessor/18102
255 * c-incpath.c (remove_duplicates): Check for construct
258 2004-12-09 Dorit Naishlos <dorit@il.ibm.com>
260 * genopinit.c (vec_realign_store_optab): Initialization removed.
261 * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
262 * optabs.h (optab_index): OTI_vec_realign_store Removed.
263 (vec_realign_store_optab): Removed.
264 * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
265 * target.h (builtin_mask_for_store): Removed.
266 * tree.def (REALIGN_STORE_EXPR): Removed.
267 * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
268 (altivec_builtin_mask_for_store): Removed.
269 (altivec_init_builtins): Removed initialization of
270 altivec_builtin_mask_for_store.
272 * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
273 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
275 2004-12-09 Nathan Sidwell <nathan@codesourcery.com>
277 * tree.def (SET_TYPE): Remove.
278 (CONSTRUCTOR): Update description.
279 * builtins.c (type_to_class) Remove SET_TYPE case.
280 * dbxout.c (dbxout_type): Likewise.
281 * dwarf2out.c (is_base_type): Likewise.
282 (gen_set_type_die): Remove.
283 (gen_type_die): Remove SET_TYPE case.
284 * expr.c (count_type_elements): Likewise.
285 (mostly_zeroes_p): Likewise.
286 (store_constructor): Likewise.
287 * print_tree.c (print_node): Likewise.
288 * stor-layout.c (layout_type): Likewise.
289 * tree-browser.c (browse_tree): Likewise.
290 * tree-inline.c (remap_type): Likewise.
291 * tree-pretty-print.c (dump_generic_node): Likewise.
292 * tree.c (type_contains_plaeholder_1, type_hash_eq,
293 variably_modified_type_p, initializer_zerop): Likewise.
294 * tree.h (SET_OR_ARRAY_CHECK): Remove.
295 (AGGREGATE_TYPE_P): Remove SET_TYPE check.
296 (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
297 * typeclass.h (enum type_class): Remove set_type_class.
298 * varasm.c (const_hash_1): Remove SET_TYPE case.
299 (compare_constant, copy_constant, output_constant): Likewise.
300 * config/i386/i386.c (classify_argument): Likewise.
301 * config/ia64/ia64.c (hfa_element_mode): Likewise.
302 * config/sparc/sparc.c (sparc_type_code): Likewise.
305 * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
307 2004-12-08 Richard Henderson <rth@redhat.com>
309 * config/i386/i386.md: Use FLAGS_REG everywhere.
311 2004-12-08 Eric Christopher <echristo@redhat.com>
313 * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
314 to avoid call to default function.
316 2004-12-08 Zack Weinberg <zack@codesourcery.com>
319 * varasm.c (pending_assemble_externals): New static.
320 (assemble_external_real): Meat of assemble_external split out
321 to this new function.
322 (process_pending_assemble_externals): New function.
323 (assemble_external): Use gcc_assert. If flag_unit_at_a_time
324 is true and the basic test passes, merely cons the decl onto
325 the pending list to be handled later.
326 * tree.h: Declare process_pending_assemble_externals.
327 * cgraphunit.c (cgraph_optimize): Call it.
329 * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
331 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
333 * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
334 and simplifying FOR_EACH_EDGE.
336 2004-12-08 Richard Sandiford <rsandifo@redhat.com>
338 * config/frv/frv.c (frv_sort_insn_group): Always initialize
341 2004-12-08 Nathan Sidwell <nathan@codesourcery.com>
344 * gimplify.c (canonicalize_addr_expr): Cope with array of
346 (gimplify_conversion): Remove redundant checks.
348 * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
350 2004-12-08 Uros Bizjak <uros@kss-loka.si>
352 * config/i386/i386.c (output_387_binary_op,
353 ix86_prepare_fp_compare_args): Fix is_sse condition.
355 2004-12-07 Uros Bizjak <uros@kss-loka.si>
357 * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
360 * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
361 Use EFLAGS_P only when fcomi insn should be used. Fix handling
362 of eflags_p variable. Change alt table accordingly. For non-fcomi
363 compare insn always use trailing fnstsw insn. Fix intmode
364 calculation for ficom insn.
365 (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
366 ix86_free_from_memory when "pushed" is specified.
367 (ix86_expand_branch): Change call to ix86_split_fp_branch.
369 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
370 Change eflags_p parameter in call to output_fp_compare.
371 (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
372 (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
373 *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p
374 parameter in call to output_fp_compare.
375 (*cmpfp_2_u): Remove.
376 (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
377 in call to output_fp_compare.
378 (*ficom_1): Remove insn definition and corresponding define_split.
379 (*cmpfp_si): New insn definition.
380 (*fp_jcc_8): New insn definition. Add new splitters for
381 "memory_operand" and "register_operand".
382 (define_split): Add new parameter in call to ix86_split_fp_branch.
384 config/i386/predicates.md (float_operator): New predicate.
386 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
388 * c-common.c (verify_tree): Don't check code length if we know
389 we are handling tcc_unary.
390 * print_tree.c (print_node): Remove code to handle RTL
391 appearing as a part of a tree node.
392 * tree-gimple.c (recalculate_side_effects): Rename fro as len.
393 * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
394 (PROCESS_ARG): Don't refer to fro.
395 (build2_stat, build3_stat, build4_stat): Don't compute fro.
397 2004-12-07 Roger Sayle <roger@eyesopen.com>
400 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
401 (expand_mult): Special case powers of two to avoid synth_mult.
402 * loop.c (product_cheap_p): Handle case where expand_mult does
403 require/generate any instructions (i.e. multiplication by zero).
405 2004-12-07 Richard Henderson <rth@redhat.com>
407 * tree-pretty-print.c (dump_array_domain): Split out from
408 dump_generic_node; fix off-by-one error on zero-based array bounds.
409 (dump_generic_node): Use it.
410 (print_declaration): Likewise.
412 2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de>
414 * doc/invoke.texi: Adjust default values for
415 large-function-growth and inline-unit-growth to match
416 params.def. Clarify used algorithm.
418 2004-12-07 David Mosberger <davidm@hpl.hp.com>
421 * config/ia64/ia64.c (ia64_assemble_integer): Add support for
422 emitting unaligned pointer-sized integers.
424 2004-12-07 Steven Bosscher <stevenb@suse.de>
427 * c-typeck.c (c_start_case): Set orig_type to error_mark_node
428 when the type of the controlling expression is not a valid type.
430 2004-12-07 Steven Bosscher <stevenb@suse.de>
432 PR tree-optimization/17340
433 * tree-ssa-pre.c (compute_antic): Fix comment.
434 (compute_avail): Do not recurse, instead do a DFS using a stack
436 (execute_pre): Adjust.
438 2004-12-07 Ziemowit Laski <zlaski@apple.com>
440 * c-tree.h (struct lang_type): Rename 'objc_protocols' field
443 2004-12-07 Eric Christopher <echristo@redhat.com>
446 * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
448 2004-12-07 Eric Christopher <echristo@redhat.com>
450 * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
452 * config/mips/mips.c: ... here. Make static.
454 2004-12-07 Eric Christopher <echristo@redhat.com>
457 * config/mips/mips.c (mips_vector_mode_supported_p): New function.
458 (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
460 2004-12-07 Kazu Hirata <kazu@cs.umass.edu>
462 * c-common.c, expr.c, fold-const.c, print-tree.c,
463 tree-gimple.c, tree-inline.c, tree-pretty-print.c,
464 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
465 first_rtl_op with TREE_CODE_LENGTH.
466 * tree.c (first_rtl_op): Remove.
467 Replace uses of first_rtl_op with TREE_CODE_LENGTH.
468 * tree.h: Remove the prototype for first_rtl_op.
470 2004-12-07 David Edelsohn <edelsohn@gnu.org>
472 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
473 Revert 2004-12-01 change.
475 2004-12-06 Ziemowit Laski <zlaski@apple.com>
477 * c-tree.h (struct lang_type): Add 'objc_protocols' field.
479 2004-12-06 DJ Delorie <dj@redhat.com>
481 * reload.c (find_valid_class): Fix logic to test inner mode as well.
482 (push_reload): Pass inner mode.
484 2004-12-06 Eric Christopher <echristo@redhat.com>
486 * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
488 2004-12-06 Aldy Hernandez <aldyh@redhat.com>
490 * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
492 2004-12-06 Zdenek Dvorak <dvorakz@suse.cz>
493 Kazu Hirata <kazu@cs.umass.edu>
495 PR tree-optimization/18601
496 * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
497 (tree_forwarder_block_p): Do not consider blocks that are its own
498 successors forwarders.
499 (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
500 (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
502 * tree-flow.h (bb_ann_d): Remove forwardable.
504 2004-12-06 Kazu Hirata <kazu@cs.umass.edu>
506 * expr.c (expand_expr_real_1): Remove an "if" whose condition
509 2004-12-06 Roger Sayle <roger@eyesopen.com>
511 * c-gimplify.c (gimplify_c_loop): Improve initial implementations
512 for loops whose conditions are known at compile-time.
513 * gimplify.c (append_to_statement_list_1): Remove side_effects
514 parameter, this function should never be called if its false.
515 (append_to_statement_list): Only call append_to_statement_list_1
516 if t is non-NULL tree with side-effects.
517 (append_to_statement_list_force): Likewise, if t is not NULL.
519 2004-12-06 J"orn Rennecke <joern.rennecke@st.com>
521 * bt-load.c (btr_def_s): New member own_end;
522 (add_btr_to_live_range): Add second parameter. Changed caller.
523 (clear_btr_from_live_range): Clear btrs_live_at_end bit
524 for the register its definition basic block if own_end is set.
525 (augment_live_range): Also take btrs_live_at_end into account.
526 (combine_btr_defs): Don't bother with
527 other_def->other_btr_uses_after_use if it pertains to a different
529 (move_btr_def): Set def->other_btr_uses_before_def after
530 calling combine_btr_defs."
532 * bt-load.c (augment_live_range): New argument full_range.
535 * bt-load.c (move_tr_def): Set other_tr_uses_before_def
536 taking new btr assignment into account.
538 2004-12-05 Daniel Berlin <dberlin@dberlin.org>
540 * tree-ssa-alias.c (create_global_var): Use void_type_node,
543 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
545 * expr.c (expand_expr_real_1): Abort on COND_EXPR of
548 2004-12-05 Richard Henderson <rth@redhat.com>
551 * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
552 (builtin_setjmp_receiver_er_sl_1): Use it.
553 (builtin_setjmp_receiver_er_1): Likewise.
554 (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
555 (builtin_setjmp_receiver): Don't split for explicit relocs until
557 (exception_receiver): Likewise.
559 2004-12-05 Andrew Pinski <pinskia@physics.uc.edu>
561 * mklibgcc.in (vis_hide): Add the prototype for the test.
563 2004-12-05 Roger Sayle <roger@eyesopen.com>
565 * c-typeck.c (c_finish_loop): Improve initial implementations
566 for loops whose conditions are known at compile-time.
568 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
570 * builtins.c: Fix comment typos.
572 2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
575 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
576 the first/last insn is a sequence, return the first/last insn of the
580 * mklibgcc.in (vis_hide): Use implementation instead of declaration
583 2004-12-04 Richard Henderson <rth@redhat.com>
585 * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
586 use ofs in BWX two byte special case.
587 (alpha_expand_unaligned_store): Likewise.
589 2004-12-04 Kazu Hirata <kazu@cs.umass.edu>
591 * gcse.c (gcse_main): Add a comment.
593 2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
596 * builtins.c (fold_builtin_next_arg): Export and return true
597 when there is a warning or an error.
598 (expand_builtin_va_start): When fold_builtin_next_arg returns true,
600 (expand_builtin): Likewise.
601 * gimplify.c (gimplify_call_expr): Error out if there is not
602 enough arguments to va_start. Call fold_builtin_next_arg also
603 on the second argument.
604 * tree.h (fold_builtin_next_arg): Prototype.
606 2004-12-04 Alan Modra <amodra@bigpond.net.au>
608 * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
609 Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
610 SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
611 * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
612 shlib_dir and shlib_so_name.
613 * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
614 * config/t-libunwind-elf (SHLIB_NAME): Likewise.
615 * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
616 * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
617 * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
618 (SHLIB_LINK): Don't use shlib_dir when creating symlink.
620 2004-12-03 Roger Sayle <roger@eyesopen.com>
622 * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
624 2004-12-03 Richard Henderson <rth@redhat.com>
626 * alias.c (component_uses_parent_alias_set): Rename from
627 can_address_p. Return bool. Reverse the sense of the result.
628 Reinstate the check for alias set zero.
629 (get_alias_set): Update to match.
630 * alias.h (component_uses_parent_alias_set): Likewise.
631 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
632 * expr.c (expand_assignment): Likewise.
633 * expr.h: Remove commented out prototypes that were moved to alias.h.
635 2004-12-03 Richard Henderson <rth@redhat.com>
637 * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
638 (TARGET_CANNOT_FORCE_CONST_MEM): New.
640 2004-12-04 Alan Modra <amodra@bigpond.net.au>
643 * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
645 * sched-ebb.c (schedule_ebb): Likewise.
647 2004-12-03 Andreas Schwab <schwab@suse.de>
649 * Makefile.in (HOSTHOOKS_DEF_H): Define.
650 (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
651 (host-default.o): Likewise.
653 2004-12-03 Eric Christopher <echristo@redhat.com>
655 * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
656 pophi): Add number of arguments to name so that the
657 pattern is recognized as a named pattern.
659 2004-12-03 Janis Johnson <janis187@us.ibm.com>
661 * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
663 2004-12-03 Andreas Tobler <a.tobler@schweiz.ch>
665 * config/rs6000/rs6000.c (rs6000_override_options): Protect
666 darwin_one_byte_bool with #if.
668 2004-12-03 Paolo Bonzini <bonzini@gnu.org>
670 * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
672 2004-12-03 H.J. Lu <hongjiu.lu@intel.com>
674 * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
676 2004-12-03 Richard Sandiford <rsandifo@redhat.com>
678 * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
679 Set libstdcxx_incdir directly.
680 * configure: Regenerate.
682 2004-12-03 Kazu Hirata <kazu@cs.umass.edu>
684 * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
685 "if" whose condition is always true.
687 * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
690 2004-12-02 Stan Shebs <shebs@apple.com>
692 * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
693 Darwin default to one-byte bools.
695 2004-12-02 Richard Henderson <rth@redhat.com>
698 * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
700 2004-12-03 Ben Elliston <bje@au.ibm.com>
702 * doc/cfg.texi (Edges): Update. Document the edge_iterator data
703 type and its methods.
705 2004-12-02 Richard Henderson <rth@redhat.com>
707 * expr.c (write_complex_part): Use simplify_gen_subreg when the
708 submode is at least as large as a word.
709 (read_complex_part): Likewise.
711 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
714 * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
715 multilib at a time. Don't build the default set. Don't add
716 EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
717 filter for shared libunwind and libgcc.
719 2004-12-02 Roger Sayle <roger@eyesopen.com>
722 * config/i386/i386.c (override_options): If -fomit-frame-pointer has
723 already been specified, ignore the -momit-leaf-frame-pointer option.
725 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
727 * varasm.c (make_decl_rtl): Add the missing `;'.
729 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
731 * tree.c (is_attribute_p): Split out to ..
732 (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead
733 of strlen and compare the string lengths before calling strcmp.
734 (lookup_attribute): Call is_attribute_with_length_p instead of
737 2004-12-02 Devang Patel <dpatel@apple.com>
739 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
740 * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
741 * config/i386/darwin.h (CC1_SPEC): Same.
743 2004-12-02 Richard Henderson <rth@redhat.com>
745 * optabs.c (lowpart_subreg_maybe_copy): New.
746 (expand_unop, expand_abs_nojump): Use it.
748 2004-12-02 J"orn Rennecke <joern.rennecke@st.com>
750 * sh.md (extv, extzv): Add pattern predicate.
752 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
754 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
757 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
760 * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
762 2004-12-02 Jeff Law <law@redhat.com>
764 * tree-eh.c: Revert yesterday's change.
766 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
768 * varasm.c (decode_reg_name): Revert change to check for zero
770 (make_decl_rtl): Make sure that we call decode_reg_name only
773 2004-12-02 Dorit Naishlos <dorit@il.ibm.com>
776 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
777 then and else labels.
779 2004-12-02 Andreas Schwab <schwab@suse.de>
781 * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
782 (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
783 (STAGE2_FLAGS_TO_PASS): Likewise.
785 * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
787 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
789 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove
790 now-redundant AC_SUBSTs.
791 * aclocal.m4: Include ../config/gcc-version.m4.
792 * configure: Regenerate.
794 2004-12-02 Alan Modra <amodra@bigpond.net.au>
796 * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
797 #ifdef RELOCATABLE_NEEDS_FIXUP.
799 2004-12-01 Roger Sayle <roger@eyesopen.com>
802 * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
803 Intel assembler syntax by using %A1 instead of %*%1.
805 2004-12-01 Richard Henderson <rth@redhat.com>
807 * expr.c (expand_assignment): Handle CONCAT both as a final
808 destination and as a middle point.
810 2004-12-01 Jeff Law <law@redhat.com>
812 * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
813 (honor_protect_cleanup_actions): Only create save_eptr and
814 save_filt if they do not already exist.
815 (lower_eh_constructs): Wipe all knowledge of save_eptr and
816 save_filt before returning.
818 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
820 * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
822 2004-12-02 Alan Modra <amodra@bigpond.net.au>
825 * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
826 #ifdef RELOCATABLE_NEEDS_FIXUP with if.
827 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
828 of target_flags_explicit.
829 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
830 case. Define as 0 for non-biarch.
832 2004-12-01 Zack Weinberg <zack@codesourcery.com>
834 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
835 Change temporary file tag from a prefix to an infix.
837 2004-12-02 Andreas Schwab <schwab@suse.de>
839 * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
841 2004-12-01 Andrew Pinski <pinskia@physics.uc.edu>
845 * tree-ssa-alias.c (init_alias_info): Get statement operands for all
846 the statements if aliases_computed_p is true.
848 2004-12-01 Mark Mitchell <mark@codesourcery.com>
850 * Makefile.in (WERROR): New variable.
851 (STRICT2_WARN): Use it.
852 (STAGE2_FLAGS_TO_PASS): Likewise.
853 * config/i386/x-mingw32 (WERROR): Add -Wno-format.
855 2004-12-01 Richard Henderson <rth@redhat.com>
857 * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
860 2004-12-01 Diego Novillo <dnovillo@redhat.com>
862 PR tree-optimization/18291
863 * tree-ssa-copy.c (merge_alias_info): Fix merging of
864 flow-sensitive alias information. If the new pointer has no
865 name tag, copy it from the original pointer. Otherwise, make
866 sure that the pointed-to sets have a common intersection.
868 2004-12-01 Richard Henderson <rth@redhat.com>
871 * emit-rtl.c (gen_complex_constant_part): Remove.
872 (gen_realpart, gen_imagpart): Remove.
873 * rtl.h (gen_realpart, gen_imagpart): Remove.
874 * expmed.c (extract_bit_field): Remove CONCAT hack catering to
875 gen_realpart/gen_imagpart.
876 * expr.c (write_complex_part, read_complex_part): New.
877 (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
878 emit_move_complex_push, emit_move_complex, emit_move_ccmode,
879 emit_move_multi_word): Split out from ...
880 (emit_move_insn_1): ... here.
881 (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
882 <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
883 * function.c (assign_parm_setup_reg): Hard-code transformations
884 instead of using gen_realpart/gen_imagpart.
886 * expr.c (optimize_bitfield_assignment_op): Split out from ...
887 (expand_assignment): ... here. Use handled_component_p to gate
888 get_inner_reference code. Simplify MEM handling. Special case
891 * expmed.c (store_bit_field): Use simplify_gen_subreg instead
892 of gen_rtx_SUBREG directly.
894 2004-12-01 David Edelsohn <edelsohn@gnu.org>
895 Nathan Sidwell <nathan@codesourcery.com>
898 * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
903 2004-12-01 Nathan Sidwell <nathan@codesourcery.com>
906 * params.c (set_param_value): Add range check.
907 * params.def: Add min and max values. Reformat long strings.
908 * params.h (struct param_info): Add min and max fields.
909 (enum compiler_param): Adjust DEFPARAM.
910 * toplev.c (lang_independent_params): Likewise.
912 2004-12-01 Alan Modra <amodra@bigpond.net.au>
915 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
917 2004-12-01 Joseph S. Myers <joseph@codesourcery.com>
919 * doc/standards.texi: Update for C99 TC2.
921 2004-11-30 Jeff Law <law@redhat.com>
923 * sbitmap.c (sbitmap_any_common_bits): New function.
924 * sbitmap.h (sbitmap_any_common_bits): Prototype.
925 * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
926 No longer allocate/free "psp", "pss" sbitmaps.
927 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
929 (group_aliases): Similarly.
931 2004-11-30 Nathan Sidwell <nathan@codesourcery.com>
933 * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
934 uninitialized variable.
936 2004-11-30 Eric Christopher <echristo@redhat.com>
938 * fold-const.c (fold_widened_comparison): Make sure that we're
939 passing an INTEGER_TYPE to int_fits_type_p.
940 (fold): Clean up comment.
942 2004-11-30 Zack Weinberg <zack@codesourcery.com>
944 * mklibgcc.in: Correct calculation of libgcc_s_soname and
945 libunwind_soname. Use $out, not $outS, in commands for
946 no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above
947 library build rules, make $libunwind_so and $libgcc_s_so
948 depend on them in the normal fashion, and filter those objects
951 2004-11-30 Janis Johnson <janis187@us.ibm.com>
953 * config/rs6000/altivec.h (vec_step_help): Support const vector types.
955 2004-11-30 Andrew Pinski <pinskia@physics.uc.edu>
958 * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
959 pass right after fold builtins.
961 2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com>
963 * config/s390/s390-modes.def: Added cc modes documentation.
964 * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
965 s390_expand_addcc): Added cc mode comments.
966 * config/s390/s390.md: Removed old cc mode documentation.
968 2004-11-30 Mark Dettinger <dettinge@de.ibm.com>
970 * config/s390/s390.c (struct processor_costs): New data type.
971 (s390_cost, z900_cost, z990_cost): New global variables.
972 (override_options): Initialize s390_cost.
973 (s390_rtx_costs): Reimplement.
975 2004-11-29 Daniel Berlin <dberlin@dberlin.org>
977 Fix PR tree-optimization/18673
979 * tree-ssa-pre.c: Remove splay-tree.h include.
980 (bitmap_value_replace_in_set): Fix to add if it does not exist.
981 (find_or_generate_expression): Remove now-wrong condition.
982 (create_expression_by_pieces): Fix condition and comment reason
984 (insert_aux): Fix condition and comment reasons for it.
985 Factor insertion code from here.
986 (insert_into_preds_of_block): To here. Fix conditions in factored
987 function and comment reasons for them.
989 2004-11-30 Ira Rosen <irar@il.ibm.com>
992 * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
993 variable for data_reference when looking for memtag.
995 2004-11-30 Jakub Jelinek <jakub@redhat.com>
997 * c-opts.c (check_deps_environment_vars): If spec != NULL, set
1000 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
1002 * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
1003 tree_low_cst instead of TREE_INT_CST_LOW.
1005 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
1008 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
1009 decls that are assembled before vectorization takes place.
1010 (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
1012 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
1014 * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
1015 if local_alloc modified jumps.
1017 2004-11-30 Alan Modra <amodra@bigpond.net.au>
1019 * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
1021 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
1024 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1026 * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
1027 * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
1029 * mklibgcc.in: Drastic restructure for comprehensibility.
1030 Remove the old hidden-directive hack.
1031 Eliminate support for .txt files in LIB2ADD etc (never used).
1032 Eliminate support for assembly source files in LIB2ADDEH* and
1033 LIBUNWIND (also never used).
1034 Build up dependency lists for libraries incrementally.
1035 If we have SHLIB_LINK, compile each file twice, once for the
1036 static and once for the shared library; also probe for
1037 -fvisibility=hidden in the generated libgcc.mk. If found,
1038 pass that and -DHIDE_EXPORTS to the compilation of every C
1039 source file going into the static library. If found, generate
1040 hidden-directive lists for every assembly source file going
1041 into the static library, but incorporate them with -include
1043 Write comments into generated libgcc.mk to facilitate debugging.
1044 * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
1045 * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
1047 * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
1050 2004-11-29 Richard Henderson <rth@redhat.com>
1052 * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
1053 (handled_component_p): Likewise.
1054 * alias.c (can_address_p): Reformat and simplify. Handle
1055 REAL/IMAGPART_EXPR. Do not disable addressability based on
1057 * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
1058 check for REAL/IMAGPART_EXPR.
1059 * gimplify.c (gimplify_compound_lval): Likewise.
1060 * tree-cfg.c (verify_expr): Likewise.
1061 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
1062 * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
1063 (convert_local_reference): Likewise.
1064 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
1066 2004-11-30 Alan Modra <amodra@bigpond.net.au>
1068 * expr.c (emit_group_load_1): Don't die on const_int orig_src.
1070 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1073 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
1074 * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
1075 and host_xmake_file using new host configuration files.
1077 2004-11-29 Roger Sayle <roger@eyesopen.com>
1079 * reg-stack.c (change_stack): Improve algorithm used to pop regs
1080 off the stack to maximize ffreep usage and reduce fxch count.
1082 2004-11-30 James A. Morrison <phython@gcc.gnu.org>
1085 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
1088 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1090 * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
1091 REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
1093 2004-11-30 Ben Elliston <bje@au.ibm.com>
1095 * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
1097 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1100 * c-common.c (handle_visibility_attribute): When the type decl
1101 is really a identifier node, warn about being ignored and return.
1103 2004-11-29 Richard Henderson <rth@redhat.com>
1105 * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
1107 2004-11-29 Steven Bosscher <stevenb@suse.de>
1109 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
1110 Remove CASE_DROPS_THROUGH checks, it is never defined.
1111 * cfglyout.c (fixup_reorder_chain): Likewise.
1112 * cfgrtl.c (rtl_verify_flow_info): Likewise.
1113 * stmt.c (expand_case): Likewise.
1114 * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
1116 * system.h (CASE_DROPS_THROUGH): Poison.
1117 * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
1118 * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
1120 * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
1122 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1125 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
1128 2004-11-29 Diego Novillo <dnovillo@redhat.com>
1130 PR tree-optimization/18712
1131 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
1132 WORK_STACK by reference.
1133 Call VEC_safe_push instead of VEC_quick_push.
1136 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
1139 * Makefile.in (c-lang.o): Update dependencies.
1140 * c-lang.c: Include "c-pragma.h".
1141 (finish_file): Call maybe_apply_pending_pragma_weaks.
1142 * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
1143 * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
1145 2004-11-29 Richard Henderson <rth@redhat.com>
1148 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
1149 outside the referenced object.
1151 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
1153 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
1154 EDGE_PRED instead of PHI_ARG_EDGE.
1155 * tree-ssa-live.c: Likewise.
1156 * tree-ssa-loop-manip.c: Likewise.
1157 * tree-ssa.c: Likewise.
1159 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
1160 simplifying edge manipulation.
1162 * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
1165 * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
1168 * cfg.c (flow_obstack): Remove.
1169 (flow_firstobj): Likewise.
1170 (init_flow): Remove all uses of flow_obstack.
1172 2004-11-29 Alan Modra <amodra@bigpond.net.au>
1174 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
1177 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
1179 * opts.c (decode_options): Do not set max-inline-insns-rtl.
1180 (common_handle_option): Likewise.
1181 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
1182 * params.h (MAX_INLINE_INSNS_RTL): Remove.
1183 * doc/invoke.texi (max-inline-insns-rtl): Remove.
1185 2004-11-29 Alan Modra <amodra@bigpond.net.au>
1188 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
1190 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
1193 * gimplify.c (gimplify_asm_expr): If the length of an output operand
1194 is zero, do not process it, just let it go through.
1196 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1197 Diego Novillo <dnovillo@redhat.com>
1199 PR/18662, also backported from tree-cleanup-branch.
1200 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
1201 always call maybe_clean_eh_stmt and modify_stmt.
1203 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1206 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
1207 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
1208 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
1209 add an inverse VIEW_CONVERT_EXPR to const_val.
1212 * tree-nested.c (check_for_nested_with_variably_modified): New.
1213 (create_nesting_tree): Call it.
1215 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
1216 special code for assigning to non-pointer.
1217 (is_escape_site): If RHS is a conversion between pointer and integer
1218 types, this is an escape site.
1220 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
1221 (store_motion): Don't move store if any edge we'd want to move it
1224 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
1225 non-zero lower bound.
1227 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
1229 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
1232 * opts.c (find_opt): Require that the input match a switch exactly
1233 or that the switch take a joined option to be interpreted as a
1234 match for another language.
1236 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
1238 * timevar.def (TV_TREE_REDPHI): New timevar.
1239 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
1241 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
1243 PR preprocessor/17651
1244 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
1245 flag_no_line_commands.
1246 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
1249 2004-11-28 Theodore A. Roth <troth@openavr.org>
1251 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
1252 warning if the function name does not begin with "__vector" and the
1253 function has either the 'signal' or 'interrupt' attribute.
1255 2004-11-28 Theodore A. Roth <troth@openavr.org>
1257 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
1258 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
1259 atmega325, atmega3250, atmega645 and atmega6450.
1260 * config/avr/avr.h (LINK_SPEC): Ditto.
1262 (LIBGCC_SPEC): Ditto.
1263 (CRT_BINUTILS_SPECS): Ditto.
1264 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
1266 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
1268 PR preprocessor/17610
1269 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
1271 2004-11-28 Jeff Law <law@redhat.com>
1273 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
1274 (pass_maybe_create_global_var): New.
1275 * tree-pass.h (pass_maybe_create_global_var): Declare.
1276 * tree-optimize.c (init_tree_optimization_passes): Link in
1277 pass_maybe_create_global_var.
1279 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1281 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
1283 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
1285 PR rtl-optimization/18420
1286 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
1288 2004-11-28 Steven Bosscher <stevenb@suse.de>
1289 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1291 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
1292 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
1293 that the case is in range, to make sure the casesi insn is always
1294 in range and never falls through.
1295 (casesi1): Add comment to explain why casesi never falls through.
1296 Remove the unnamed special case casesi pattern.
1298 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
1301 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
1302 "*movdicc_real". Only match reversible comparisons.
1303 ("*movdicc_real_nonreversible"): New pattern, split from
1304 "*movdicc_real". Match only nonreversible comparisons. Exclude
1305 reversed alternatives.
1306 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
1309 2004-11-27 Richard Henderson <rth@redhat.com>
1311 * config/ia64/ia64.md: Move all define_predicate's ...
1312 * config/ia64/predicates.md: ... here. New file.
1314 2004-11-27 Per Bothner <per@bothner.com>
1317 Re-applied following, with two modifications: add a URL for the
1318 fixed cctools; only exit if $build = $target.
1320 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
1321 * configure.ac (powerpc-*-darwin*): Require assembler to support
1323 * configure: Regenerate.
1325 2004-11-28 David Edelsohn <edelsohn@gnu.org>
1328 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
1329 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
1330 Distinguish between SImode and DImode CONST_INT.
1332 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
1333 Alan Modra <amodra@bigpond.net.au>
1336 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
1337 functions, strings and thread-local vars.
1339 2004-11-28 Alan Modra <amodra@bigpond.net.au>
1341 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
1342 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
1343 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
1344 to allow non-darwin ABIs to optimize away code.
1345 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
1347 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
1349 * tree.c (operand_equal_for_phi_arg_p): New.
1350 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
1351 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
1352 Replace operand_equal_p with operand_for_phi_arg_p
1355 * bb-reorder.c (find_traces_1_round): Speed up by using
1356 EDGE_COUNT instead of FOR_EACH_EDGE.
1358 * fold-const.c, config/i386/linux64.h: Fix comment typos.
1360 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1363 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
1365 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
1367 * config/i386/linux.h: Fix a comment typo.
1368 * doc/extend.texi: Fix a typo.
1370 2004-11-27 Jeff Law <law@redhat.com>
1372 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
1375 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1377 * config/i386/linux64.h (REG_NAME): Define.
1379 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1381 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
1382 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
1383 and only afterwards convert to ctype.
1385 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
1387 * config/mips/mips-protos.h (function_arg_boundary): Declare.
1388 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
1389 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
1390 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
1391 * config/mips/mips.c (function_arg_boundary): New function.
1392 Impose a maximum alignment of STACK_BOUNDARY.
1394 2004-11-27 Jakub Jelinek <jakub@redhat.com>
1396 PR rtl-optimization/17825
1397 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
1400 2004-11-27 Alan Modra <amodra@bigpond.net.au>
1403 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
1404 from rs6000_default_long_calls for libcalls.
1406 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1408 * expmed.c (extract_bit_field): When extracting from non-integer mode,
1409 force a SUBREG into a register because we may be taking a further
1412 2004-11-27 Di-an Jan <dianj@freeshell.org>
1414 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
1416 2004-11-26 Robert Millan <robertmh@gnu.org>
1418 Changes for k*bsd-gnu support.
1419 * config/i386/linux.h: Define REG_NAME to allow overriding of
1420 register names in sc structure.
1421 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
1423 * config.gcc: Detect x86_64-k*bsd-gnu systems.
1425 2004-11-26 Jeff Law <law@redhat.com>
1427 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
1428 retrieve annotations or pointer info before it's necessary.
1429 Reorder tests for early continue of the loop. Manually CSE
1432 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
1434 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
1435 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
1436 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
1437 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
1438 to a fixed reg if the source is the Return Address register.
1439 Implement new Rule 15.
1440 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
1441 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
1442 sparc_dwarf_handle_frame_unspec.
1443 (gen_save_register_window): New function.
1444 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
1445 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
1446 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
1447 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
1448 (sparc_asm_function_prologue): Do not emit call frame debugging info.
1449 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
1450 (sparc_expand_epilogue): Likewise.
1451 (sparc_dwarf_handle_frame_unspec): New function.
1452 * config/sparc/sparc.md (save_register_window): Remove.
1453 (save_register_windowdi): Rewrite modelled on the callframe debug info.
1454 (save_register_windowsi): Likewise.
1456 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
1458 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
1459 BB_HEAD, not BLOCK_HEAD.
1461 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
1463 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
1464 scratch insns that set a register live at the join point.
1466 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
1468 * cse.c, tree-ssa-operands.c: Fix comment typos.
1470 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
1472 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
1475 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
1477 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
1479 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
1480 check that tests if all edges go to the same destination.
1482 * bitmap.c (bitmap_find_bit): Speed up by traversing from
1483 head->first if that seems profitable.
1485 2004-11-25 Jeff Law <law@redhat.com>
1487 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
1488 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
1489 (pass_loop_done): Use TV_TREE_LOOP_FINI.
1491 2004-11-26 Alan Modra <amodra@bigpond.net.au>
1493 PR rtl-optimization/16356
1494 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
1495 separate output register and one less jump. Enable for powerpc64.
1496 (floatdisf2): Adjust for above.
1498 2004-11-25 Bob Wilson <bob.wilson@acm.org>
1500 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
1501 (GCC_DRIVER_HOST_INITIALIZATION): Define.
1503 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1506 * tree-complex.c (vector_inner_type): New variable moved from
1507 build_word_mode_vector_type.
1508 (vector_last_type): Likewise.
1509 (vector_last_nunits): Likewise.
1510 (build_word_mode_vector_type): Use the new variables.
1511 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
1512 (GTFILES): Add tree-complex.c.
1513 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
1515 2004-11-25 Bob Wilson <bob.wilson@acm.org>
1517 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
1518 __XTENSA_WINDOWED_ABI__.
1520 2004-11-25 Richard Henderson <rth@redhat.com>
1522 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
1523 args_size adjustments for calls even with cfa as stack pointer.
1524 Search calls for stack adjustments after the insn is issued.
1525 (dwarf2out_frame_debug): Add after_p argument; pass it on.
1526 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
1527 * final.c (final_start_function, final_scan_insn): Likewise.
1529 2004-11-25 Richard Henderson <rth@redhat.com>
1532 * reload1.c (set_initial_eh_label_offset): New.
1533 (set_initial_label_offsets): Use it.
1535 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
1537 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
1538 before calling life_analysis and release them after.
1540 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
1542 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
1545 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1547 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
1548 BITMAP_OBSTACK_ALLOC.
1549 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
1551 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1553 parts of PR rtl-opt/18463, rtl-opt/17647
1554 * cse.c (canon_for_address): New function.
1555 (find_best_addr): Call canon_for_address before getting the
1556 address's cost when checking if we should take that address.
1558 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
1560 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
1561 "tree *" as the first argument.
1562 * tree-flow.h: Update the prototype of add_phi_arg.
1563 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
1564 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
1565 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
1566 tree-vectorizer.c: Update all call sites of add_phi_arg.
1568 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
1570 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
1571 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
1572 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
1573 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
1575 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
1577 PR tree-optimization/18587
1578 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
1579 call clobbered caches as invalid.
1580 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
1581 indicating whether the call clobbered operand cache is valid.
1582 (ssa_ro_call_cache_valid): New. Flag indicating whether the
1583 pure/const call operand cache is valid.
1584 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
1585 list of operands for cached call virtual operands.
1586 (clobbered_aliased_loads, clobbered_aliased_stores,
1587 ro_call_aliased_load): New. flags caching whether alias bits are
1588 to be set in call stmt's.
1589 (fini_ssa_operands): Remove call operand caches if present.
1590 (get_expr_operands, get_asm_expr_operands,
1591 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
1592 (get_call_expr_operands): Add call clobbered variables first.
1593 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
1594 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
1595 if it is valid, otherise fill the cache.
1596 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
1597 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
1598 in_v_may_def_list bits.
1599 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
1600 in_list bits for the v_may_def elements and empty the operand
1602 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
1603 VUSES by checking the in_v_may_def_list bit.
1604 (append_v_may_def, append_vuse): Use the in_list bit rather than
1605 scanning the array for duplicates.
1607 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
1609 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
1610 displacements are not short.
1612 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
1614 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
1617 2004-11-25 Mark Mitchell <mark@codesourcery.com>
1620 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
1621 (lvalue_or_else): Declare.
1622 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
1623 * c-typeck.c (lvalue_use): Remove.
1624 (lvalue_or_else): Remove.
1627 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
1628 unemitted variables with static storage duration.
1630 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
1632 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
1635 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
1637 * config/rs6000/altivec.md (VIshort): New mode macro.
1638 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
1640 (altivec_vaddu<VI_char>s): ... this.
1641 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
1643 (altivec_vadds<VI_char>s): ... this.
1644 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
1646 (altivec_vsubu<VI_char>s): ... this.
1647 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
1649 (altivec_vsubs<VI_char>s): ... this.
1650 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
1652 (altivec_vavgu<VI_char>): ... this.
1653 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
1655 (altivec_vavgs<VI_char>): ... this.
1656 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
1657 (altivec_vmsumu<VI_char>m): ... this.
1658 (altivec_vmsummbm, altivec_vmsummhm): Replace
1660 (altivec_vmsumm<VI_char>m): ... this.
1661 (altivec_vandc): Remove.
1662 (*andc<mode>3): Renamed to ...
1663 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
1664 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
1666 (altivec_vrl<VI_char>): ... this.
1667 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
1669 (altivec_vsl<VI_char>): ... this.
1670 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
1672 (altivec_vsr<VI_char>): ... this.
1673 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
1675 (altivec_vsra<VI_char>): ... this.
1676 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
1677 (altivec_vsum4s<VI_char>s): ... this.
1678 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
1680 (altivec_vperm_<mode>): ... this.
1681 (altivec_vsel_4sf): Rename to ...
1682 (altivec_vsel_v4sf): ... here.
1683 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
1685 (altivec_vsel_<mode>): ... this.
1686 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
1687 altivec_vsldoi_16qi): Rename to ...
1688 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
1689 altivec_vsldoi_v16qi): ... here.
1690 (altivec_vsldoi_4sf): Rename to ...
1691 (altivec_vsldoi_v4sf): ... here.
1692 (altivec_predicate_v4si, altivec_predicate_v8hi,
1693 altivec_predicate_v16qi): Replace with ...
1694 (altivec_predicate_<mode>): ... this.
1695 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
1697 (altivec_lve<VI_char>x): ... this.
1698 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
1700 (altivec_stve<VI_char>x): ... this.
1701 (absv16qi2, absv8hi2, absv4si2): Replace
1703 (abs<mode>2): ... this.
1704 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
1706 (altivec_abss_<mode>): ... this.
1707 (vec_realign_load_v16qi, vec_realign_load_v8hi,
1708 vec_realign_load_v4si): Replace with ...
1709 (vec_realign_load_<mode>): ... this.
1710 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
1712 (rs6000_expand_ternop_builtin): Likewise.
1714 2004-11-25 Andrew Haley <aph@redhat.com>
1716 * gcc.c (process_command): Don't supply -v to linker.
1718 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
1720 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
1721 instead of `%s' in diagnostic.
1723 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
1725 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
1726 (FREE_REG_SET): Adjust.
1727 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
1728 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
1729 (BITMAP_ALLOC): ... here.
1730 (BITMAP_OBSTACK_FREE): Rename to ...
1731 (BITMAP_FREE): Don't check for NULL bitmap here.
1732 * tree-ssa-pre.c (value_insert_into_set_bitmap,
1733 bitmap_set_new): Use new names.
1735 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
1736 * df.c (df_free): Likewise.
1737 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
1738 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
1740 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
1741 (ALLOC_REG_SET): ... here.
1742 (FREE_REG_SET): Adjust.
1743 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
1744 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
1745 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
1746 * cfgrtl.c (rtl_split_block, rtl_split_edge,
1747 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
1748 * flow.c (update_life_info, calculate_global_regs_live,
1749 allocate_bb_life_data, init_propagate_block_info): Adjust.
1750 * global.c (build_insn_chain): Adjust.
1751 * ifcvt.c (dead_or_predicable): Adjust.
1752 * loop-iv.c (simplify_using_initial_values): Adjust.
1753 * recog.c (peephole2_optimize): Adjust.
1754 * sched-deps.c (init_deps_global): Adjust.
1756 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1758 * config.gcc (avr-*-rtems*): Fix typo.
1760 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
1762 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
1764 2004-11-24 Jeff Law <law@redhat.com>
1766 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
1767 the number of queries to random elements in the ai->written_vars
1770 2004-11-24 Roger Sayle <roger@eyesopen.com>
1772 * config/i386/i386.c (override_options): Disable x87 fancy math
1773 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
1775 2004-11-24 Roger Sayle <roger@eyesopen.com>
1777 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
1778 system header conflict on AIX 5.2.
1779 * configure: Regenerate.
1781 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1783 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
1784 instead of calling phi_arg_from_edge.
1786 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
1789 2004-11-24 Ben Elliston <bje@au.ibm.com>
1791 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1792 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
1793 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
1796 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1798 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
1800 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
1801 type will be remapped.
1803 2004-11-24 Steven Bosscher <stevenb@suse.de>
1805 * c-opts.c (c_common_post_options): Don't clear
1806 flag_inline_functions.
1807 * dojump.c (clear_pending_stack_adjust): Remove check on
1808 flag_inline_functions, it's always true.
1809 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
1810 that can never trigger.
1811 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
1812 flag_inline_trees, now that flag_inline_functions is never
1814 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
1815 flag_inline_functions at optimization levels greater than
1816 or equal to 3. This is already done by default.
1818 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1820 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
1821 instead to find the PHI argument. Do not take I as an
1823 (eliminate_phi): Adjust the call to eliminate_build. Do not
1824 take I as an argument.
1825 (rewrite_trees): Adjust the call to eliminate_phi.
1827 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
1829 * optabs.h (force_expand_binop): Declare.
1830 * optabs.c (force_expand_binop): Export.
1831 * stmt.c (shift_return_value): Delete.
1832 (expand_return): Don't call it.
1833 * expr.h (shift_return_value): Declare.
1834 * calls.c (shift_returned_value): Delete in favor of...
1835 (shift_return_value): ...this new function. Leave the caller to check
1836 for non-BLKmode values passed in the msb of a register. Take said mode
1837 and a shift direction as argument. Operate on the hard function value,
1839 (expand_call): Adjust accordingly.
1840 * function.c (expand_function_start): If a non-BLKmode return value
1841 is padded at the last significant end of the return register, use the
1842 return value's natural mode for the DECL_RESULT, not the mode of the
1844 (expand_function_end): Shift the same sort of return values left by
1845 the appropriate amount.
1847 2004-11-24 Matt Austern <austern@apple.com>
1849 * recog.c (recog_memoized_1): Remove.
1850 * recog.h (recog_memoized_1): Remove declaration.
1851 (recog_memoized): Change from macro to inline function.
1853 2004-11-24 Devang Patel <dpatel@apple.com>
1856 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
1857 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
1859 2004-11-24 Devang Patel <dpatel@apple.com>
1861 * gcc.c (process_command): Supply -v to linker.
1863 2004-11-24 David Edelsohn <edelsohn@gnu.org>
1864 Paolo Bonzini <bonzini@gnu.org>
1866 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
1867 vector modes without ALTIVEC_ABI. Use GCC vector instead of
1869 (rs6000_pass_by_reference): Split conditional into pieces. Use
1870 GCC vector instead of synthetic vector.
1872 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
1874 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
1875 thread-local variable is invariant.
1877 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1879 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
1880 Handle TYPE_REF_CAN_ALIAS_ALL.
1881 (print_declaration): Print array dimensions like dump_generic_node.
1883 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
1884 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
1886 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
1888 * bitmap.c (INLINE): Do not define.
1889 (bitmap_elem_to_freelist, bitmap_element_free,
1890 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
1891 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
1893 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1895 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
1896 find the index of a PHI argument. Use e->dest_idx instead.
1897 Replace hint with index.
1899 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
1902 2004-11-24 Diego Novillo <dnovillo@redhat.com>
1904 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
1905 regarding PT_MALLOC.
1907 2004-11-24 Joseph Myers <joseph@codesourcery.com>
1909 * config/i386/i386.c (optimization_options): Use
1910 SUBTARGET_OPTIMIZATION_OPTIONS.
1911 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
1912 (TARGET_SUBTARGET_DEFAULT): Don't include
1913 MASK_OMIT_LEAF_FRAME_POINTER.
1915 2004-11-24 Mark Mitchell <mark@codesourcery.com>
1917 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
1920 2004-11-24 Joseph Myers <joseph@codesourcery.com>
1922 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
1923 Use amd64 instead of 64.
1925 2004-11-24 Mark Mitchell <mark@codesourcery.com>
1926 Joseph Myers <joseph@codesourcery.com>
1928 * crtstuff.c (IN_LIBGCC2): Define it.
1929 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
1930 instead of HAVE_LD_RO_RW_SECTION_MIXING.
1931 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
1932 * dwarf2out.c (named_section_eh_frame_section): Check
1933 EH_TABLES_CAN_BE_READ_ONLY.
1934 * except.c (default_exception_section): Likewise.
1935 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
1936 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
1938 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
1940 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
1941 index of a PHI argument.
1943 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
1944 find_edge to find the index of a PHI argument.
1946 2004-11-24 Steven Bosscher <stevenb@suse.de>
1948 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
1949 and LABELED_BLOCK_EXPR.
1950 * gimplify.c (gimplify_labeled_block_expr): Remove.
1951 (gimplify_exit_block_expr): Remove.
1952 (gimplify_expr): Don't call them.
1953 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
1954 and LABELED_BLOCK_EXPR.
1955 (estimate_num_insns_1): Likewise.
1956 (walk_tree): Likewise.
1957 * tree-pretty-print.c (dump_generic_node): Don't handle
1958 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
1959 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
1960 (LABELED_BLOCK_EXPR): Likewise.
1961 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
1962 (LABELED_BLOCK_BODY): Likewise.
1963 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
1964 (EXIT_BLOCK_RETURN): Removed.
1966 2004-11-24 Steven Bosscher <stevenb@suse.de>
1968 * cfgrtl.c (rtl_delete_block): Fix comment.
1969 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
1970 or BLOCK_END insn notes.
1971 * jump.c (squeeze_notes): Likewise.
1972 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
1973 EH_REGION_END notes, we never have them to begin with.
1974 * sched-deps.c (sched_analyze_insn): When updating loop notes,
1975 verify that we have indeed only recorded loop notes.
1976 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
1977 Only record loop notes.
1979 * cfgexpand.c (tree_expand_cfg): Fix comment.
1981 * passes.c (rest_of_compilation): Don't do a second call to
1982 convert_from_eh_region_ranges from here, it's already called
1984 * except.c (resolve_fixup_regions): Remove.
1985 (remove_fixup_regions): Remove.
1986 (convert_from_eh_region_ranges_1): Remove.
1987 (convert_from_eh_region_ranges): Remove the case where EH is
1988 not already lowered at the tree level. We always lower there.
1990 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
1993 * tree.c (make_vector_type): Move qualifiers to the vector type,
1994 use the inner type's main variant and build a main variant for
1995 the vector type if necessary.
1996 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
1998 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2000 * target.h (late_rtl_prologue_epilogue): Remove.
2001 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
2002 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
2003 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
2004 remaining bits to...
2005 (rest_of_handle_flow2): ...here.
2006 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
2007 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
2009 2004-11-23 Mark Mitchell <mark@codesourcery.com>
2011 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
2012 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
2013 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
2015 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
2017 * config/i386/i386.c (override_options): Move
2018 SUBTARGET_OVERRIDE_OPTIONS before defaulting
2019 flag_omit_frame_pointer.
2021 2004-11-23 Richard Henderson <rth@redhat.com>
2023 * rtl.h (validate_subreg): Declare.
2024 * emit-rtl.c (validate_subreg): New.
2025 (gen_rtx_SUBREG): Use it.
2026 * simplify-rtx.c (simplify_subreg): Likewise.
2027 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
2028 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
2029 fallback whenever gen_realpart/gen_imagpart would not be able to
2032 2004-11-23 Richard Henderson <rth@redhat.com>
2034 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
2035 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
2038 2004-11-23 Diego Novillo <dnovillo@redhat.com>
2040 PR tree-optimization/18618
2041 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
2042 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
2043 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
2045 (stmts_to_rescan): Likewise.
2046 (const_and_copies_stack): Likewise.
2047 (nonzero_vars_stack): Likewise.
2048 (vrp_variables_stack): Likewise.
2050 2004-11-23 Richard Henderson <rth@redhat.com>
2052 * cse.c (record_jump_cond_subreg): New.
2053 (record_jump_cond): Use it instead of gen_lowpart.
2055 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
2056 Joseph Myers <joseph@codesourcery.com>
2058 * config/sol2-c.c (solaris_register_pragmas): Use
2059 c_register_pragma_with_expansion.
2060 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
2061 * c-pragma.c (c_register_pragma): Update call to
2062 cpp_register_pragma.
2063 (c_register_pragma_with_expansion): New function.
2064 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
2065 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
2066 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
2068 * doc/tm.texi (c_register_pragma_with_expansion,
2069 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
2071 2004-11-23 Richard Henderson <rth@redhat.com>
2073 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
2074 as mode sizes into local temporaries. Unify failure path.
2076 2004-11-23 Richard Henderson <rth@redhat.com>
2078 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
2079 * caller-save.c (mark_set_regs): Use subreg_regno instead.
2080 * final.c (alter_subreg): Likewise.
2081 * local-alloc.c (reg_is_born): Likewise.
2083 2004-11-23 Richard Henderson <rth@redhat.com>
2085 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
2086 instead of using a SUBREG temporary.
2088 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2090 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
2093 2004-11-23 Zack Weinberg <zack@codesourcery.com>
2095 * function.h (struct function): Remove calls_longjmp.
2096 (current_function_calls_longjmp): Delete.
2097 * tree.h (ECF_LONGJMP): Delete.
2098 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
2099 (ECF_LIBCALL_BLOCK): Everybody slide down one.
2100 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
2101 * builtins.c (expand_builtin_longjmp): Don't set
2102 current_function_calls_longjmp.
2103 * calls.c (special_function_p): Mark longjmp and siglongjmp
2104 with ECF_NORETURN, not ECF_LONGJMP.
2105 (emit_call_1, expand_call, emit_library_call_value_1):
2106 Don't check for ECF_LONGJMP.
2107 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
2108 (need_fake_edge_p): Likewise.
2110 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
2111 * system.h: Poison NON_SAVING_SETJMP.
2112 * function.c (use_register_for_decl)
2113 * gcse.c (compute_hash_table_work, compute_store_table)
2114 * postreload-gcse.c (record_opr_changes)
2115 * reload.c (find_equiv_reg)
2116 * reload1.c (reload)
2117 * config/i386/i386.c (ix86_can_use_return_insn_p):
2118 Remove code conditional on NON_SAVING_SETJMP.
2119 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
2121 * config/i386/sysv3.h: Delete file.
2122 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
2124 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
2126 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
2127 the vectorization factor is greater than the iteration count.
2128 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
2129 iteration count is known.
2131 (vect_build_symbol_bound): Removed. Its functionality moved to
2132 vect_generate_tmps_on_preheader.
2133 (vect_generate_tmps_on_preheader): Moved content of
2134 vect_build_symbol_bound here instead of calling it. Changed some
2137 (vect_build_loop_niters): We don't expect a new_bb to be generated -
2139 (vect_gen_niters_for_prolog_loop): Likewise.
2140 (vect_gen_niters_for_prolog_loo): Likewise.
2142 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
2143 (slpeel_add_loop_guard): Likewise.
2144 (slpeel_tree_peel_loop_to_edge): Likewise.
2145 (vect_do_peeling_for_alignment): Likewise.
2147 (vect_get_first_index): Missing space.
2149 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
2151 * config/s390/s390.md ("*iordi3"): Mark commutative.
2152 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
2154 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2156 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
2157 greater than PHI_ARG_CAPACITY.
2158 (reserve_phi_args_for_new_edge): Initialize the new PHI
2159 argument to NULL_TREE. Increment PHI_NUM_ARGS.
2160 (add_phi_arg): Add a PHI argument to the slot given by
2162 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
2163 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
2164 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
2165 argument by looking at PHI_ARG_DEF.
2166 (verify_phi_args): Check for a missing PHI argument. Remove
2167 the check for duplicate PHI arguments.
2168 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
2169 (phi_arg_d): Remove e.
2171 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
2172 by restricting to the case with two outgoing edges.
2174 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
2176 * config/s390/s390.c (s390_backchain_string): Removed.
2177 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
2178 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
2179 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
2180 TARGET_KERNEL_BACKCHAIN to reflect the new options.
2181 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
2182 (TARGET_KERNEL_BACKCHAIN): Removed.
2183 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
2184 (TARGET_PACKED_STACK): New macro.
2185 (TARGET_SWITCHES): New switches added.
2186 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
2188 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
2189 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
2190 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
2191 the change in target switch semantics.
2192 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
2193 (TARGET_DEFAULT): MASK_BACKCHAIN added.
2194 * doc/invoke.texi: Added documentation for the new/changed options.
2196 2004-11-23 Uros Bizjak <uros@kss-loka.si>
2198 PR rtl-optimization/18614
2199 * simplify-rtx.c (simplify_binary_operation): Do not
2200 simplify inner elements of constant arguments of
2203 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2205 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
2208 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2210 * tree-phinode.c (make_phi_node): Use a new variable,
2211 capacity, to receive the return value of ideal_phi_node_len.
2213 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2215 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
2216 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2217 __gthread_recursive_mutex_init_function.
2218 (__gthread_key_create): Properly cast -1.
2219 (__gthread_recursive_mutex_init_function): New function.
2220 (__gthread_recursive_mutex_lock): Rewrite.
2221 (__gthread_recursive_mutex_trylock): Likewise.
2222 (__gthread_recursive_mutex_unlock): Likewise.
2224 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2226 * config/c4x/t-rtems: New.
2227 * config.gcc: Reflect having added c4x/t-rtems.
2229 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
2233 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
2234 lang_hooks.types.type_for_size instead of integer_type_node for the
2237 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2239 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
2241 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2243 * config/arm/t-rtems: New.
2244 * config.gcc: Reflect having added arm/t-rtems.
2246 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
2248 * tree-cfg.c (tree_execute_on_growing_pred): New.
2249 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
2250 * tree-flow.h: Add a prototype for
2251 reserve_phi_args_for_new_edge.
2252 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
2253 (add_phi_arg): Don't resize a PHI array.
2255 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2257 * config.gcc: Add avr-*-rtems*.
2258 * config/avr/t-rtems: New.
2259 * config/avr/rtems.h: New.
2261 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
2263 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
2264 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
2265 Add comment to function.
2267 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2270 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
2272 PR rtl-optimization/14838
2273 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
2275 (get_last_nonnote_insn): Don't assume last insn is a note.
2277 2004-11-22 Roger Sayle <roger@eyesopen.com>
2279 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
2280 to fold_binary_to_constant.
2281 (nondestructive_fold_unary_to_constant): Likewise, rename to
2282 fold_unary_to_constant.
2283 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
2284 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
2285 (nondestructive_fold_unary_to_constant): Likewise.
2286 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
2287 and fold_binary_to_constant.
2288 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
2289 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
2290 and EXEC_UNARY with calls to fold_*nary_to_constant.
2291 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
2292 (idx_find_step): Replace uses of EXEC_BINARY with calls to
2293 fold_binary_to_constant.
2295 2004-11-22 Nick Clifton <nickc@redhat.com>
2297 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
2298 initialisation of 'e'.
2300 2004-11-22 Roger Sayle <roger@eyesopen.com>
2302 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
2303 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
2304 automatically for targets without TARGET_80387.
2305 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
2306 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
2307 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
2308 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
2309 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
2310 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
2311 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
2312 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
2313 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
2314 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
2315 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
2316 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
2317 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
2318 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
2319 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
2320 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
2321 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
2322 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
2323 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
2324 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
2326 2004-11-22 Dale Johannesen <dalej@apple.com>
2328 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
2329 properly and comment.
2331 2004-11-22 James A. Morrison <phython@gcc.gnu.org
2333 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
2334 (sparc_init_builtins): New function.
2335 (sparc_init_vis_builtins): Create builtin functions for VIS
2337 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
2338 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
2339 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
2340 (def_builtin): New macro for creating builtin functions.
2341 (P): New mode macro for pointer types.
2342 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
2343 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
2344 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
2345 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
2346 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2347 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
2348 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
2350 2004-11-22 Devang Patel <dpatel@apple.com>
2352 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
2354 2004-11-22 Devang Patel <dpatel@apple.com>
2356 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
2357 (if_convertible_phi_p): ... new name.
2358 (if_convertable_modify_expr_p): Rename to ...
2359 (if_convertible_modify_expr_p): ... new name.
2360 (if_convertable_stmt_p): Rename to ...
2361 (if_convertible_stmt_p): ... new name.
2362 (if_convertable_bb_p): Rename to ...
2363 (if_convertible_bb_p): ... new name.
2364 (if_convertable_loop_p): Rename to ...
2365 (if_convertible_loop_p): ... new name.
2367 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2370 * configure.ac (threading): Accept 'posix95'.
2371 * configure: Regenerate.
2372 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
2373 include sol26.h and default to posix95 threads if have_pthread_h.
2374 (sparc-*-solaris2*): Likewise.
2375 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
2376 * gthr-posix95.h: New file.
2377 * config/sol26.h: New file.
2378 * doc/install.texi (--enable-threads): Document 'posix95'.
2380 2004-11-23 Ben Elliston <bje@au.ibm.com>
2382 * pointer-set.h (pointer_set_contains): Remove.
2383 * pointer-set.c (pointer_set_contains): Likewise.
2385 2004-11-22 Dale Johannesen <dalej@apple.com>
2387 * calls.c (expand_call): Do not call preserve_temp_slots.
2389 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
2391 * tree-flow.h: Remove the prototype for remove_phi_arg.
2392 Add a prototype for remove_phi_args.
2393 * tree-phinodes.c (remove_phi_arg): Remove.
2394 (remove_phi_args): New.
2395 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
2398 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
2399 after making an edge.
2400 (remove_edge): Call execute_on_shrinking_pred before removing
2402 (redirect_edge_succ): Call execute_on_growing_pred and
2403 execute_on_shrinking_pred.
2404 * cfghooks.c (execute_on_growing_pred): New.
2405 (execute_on_shrinking_pred): Likewise.
2406 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
2407 execute_on_shrinking_pred.
2408 Add prototypes for execute_on_growing_pred and
2409 execute_on_shrinking_pred.
2410 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
2411 execute_on_growing_pred and execute_on_shrinking_pred.
2412 (cfg_layout_rtl_cfg_hook): Likewise.
2413 * tree-cfg.c (tree_cfg_hooks): Likewise.
2415 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
2416 (tree_cfg_hooks): Use it.
2417 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
2418 (ssa_redirect_edge): Don't call remove_phi_arg_num.
2420 * tree-phinodes.c (remove_phi_arg_num): Make it static.
2421 * tree-flow.h: Remove the corresponding prototype.
2423 * tree-ssa.c (ssa_remove_edge): Remove.
2424 * tree-flow.h: Remove the corresponding prototype.
2425 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
2426 * basic-block.h: Likewise.
2427 * tree-if-conv.c: Likewise.
2428 * tree-ssa-threadupdate.c: Likewise.
2430 2004-11-23 Ben Elliston <bje@au.ibm.com>
2432 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
2433 @table to list the BSI methods. Use individual @findex directives
2434 instead of one with a comma-separated list of index entries.
2436 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
2438 PR tree-optimization/18529
2439 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
2440 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
2441 (fold): Call fold_to_nonsharp_ineq_using_bound.
2442 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
2443 (number_of_iterations_cond): Fold the expressions before futher
2445 (tree_simplify_using_condition): Handle case when cond or expr is
2446 an EQ_EXPR specially.
2448 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
2450 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
2451 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
2453 2004-11-22 David Edelsohn <edelsohn@gnu.org>
2454 Fariborz Jahanian <fjahanian@apple.com>
2456 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
2458 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
2459 Align 16 byte and larger vectors like Altivec.
2460 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
2461 (function_arg): Same.
2462 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
2464 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2467 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
2470 2004-11-22 Richard Henderson <rth@redhat.com>
2472 * function.c (assign_parm_setup_block): Revert 11-13 change to
2473 forcably re-mode a (possibly BLKmode) hard register.
2475 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2477 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
2479 2004-11-22 David Edelsohn <edelsohn@gnu.org>
2481 * config/rs6000/power4.md: Remove delay between dispatch and issue
2482 associated with dispatch group slots 3 and 4.
2483 * config/rs6000/power5.md: Same.
2485 2004-11-21 Jeff Law <law@redhat.com>
2487 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
2489 * cfgbuild.c (make_edges): Likewise.
2490 * cfghooks.c (can_duplicate_block_p): Likewise.
2491 * cfgloop.c (loop_latch_edge): Likewise.
2492 * cfgloopmanip.c (force_single_succ_latches): Likewise.
2493 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2494 * predict.c (predict_loops, propagate_freq): Likewise.
2495 * tracer.c (tail_duplicate): Likewise.
2496 * tree-cfg.c (disband_implicit_edges): Likewise.
2497 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
2499 2004-11-22 Nick Clifton <nickc@redhat.com>
2501 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
2502 initialisation of 'e'.
2504 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
2506 PR rtl-optimization/18599
2507 * regrename.c (copyprop_hardreg_forward): Speed up by putting
2508 BB_VISITED flags on basic blocks as we process them.
2510 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
2513 * config/rs6000/altivec.md (VI_char): New mode attribute.
2514 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
2515 (add<mode>3): ... this.
2516 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
2517 (sub<mode>3): ... this.
2518 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
2519 (smax<mode>3): ... this.
2520 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
2521 (smin<mode>3): ... this.
2522 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
2523 (umax<mode>3): ... this.
2524 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
2525 (umin<mode>3): ... this.
2526 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
2527 (and<mode>3): ... this.
2528 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
2529 (ior<mode>3): ... this.
2530 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
2531 (xor<mode>3): ... this.
2532 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
2533 (and<mode>3): ... this.
2534 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
2535 (ior<mode>3): ... this.
2536 (altivec_vnor): Replace with ...
2537 (altivec_nor<mode>): ... this.
2538 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
2539 (one_cmpl<mode>2): ... this.
2540 (altivec_vandc): New expander.
2541 (*andc<mode>3): New insn.
2542 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
2544 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
2547 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
2548 creating iv instead of integer_type.
2549 (vect_build_loop_niters): Remove redundant code.
2550 (vect_transform_loop_bound): Removed (duplicates functionality of
2551 make_loop_iterate_ntimes.
2552 (vect_gen_niters_for_prolog_loop): Add documentation. Call
2553 lang_hooks.types.type_for_size to create a type of the required size.
2554 Use that type instead of integer_type. Remove redundant code.
2555 (vect_update_niters_after_peeling): Use type of niters instead of
2557 (vect_transform_loop): Unify handling of known and unknown loop bound
2558 cases. Call make_loop_iterate_ntimes instead of
2559 vect_transform_loop_bound.
2561 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2564 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
2567 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
2570 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
2572 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2574 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
2576 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
2577 m32r/libgcc-glibc.ver.
2578 * config/m32r/libgcc-glibc.ver: Add New file.
2580 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
2582 * bitmap.h (struct bitmap_obstack): New obstack type.
2583 (struct bitmap_head_def): Replace using_obstack with obstack
2585 (bitmap_default_obstack): New.
2586 (bitmap_initialize): Make inline, does not do allocation.
2587 (bitmap_release_memory): Remove.
2588 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
2589 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
2590 bitmap_obstack_free, bitmap_malloc_free): Declare.
2591 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
2592 (BITMAP_FREE): Replace with ...
2593 (BITMAP_OBSTACK_FREE): ... this.
2594 (BITMAP_XFREE): Adjust.
2595 (BITMAP_INIT_ONCE): Remove.
2596 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
2597 (bitmap_default_obstack): New.
2598 (bitmap_elem_to_freelist): Adjust.
2599 (bitmap_element_allocate): Adjust. Break initialization into ...
2600 (bitmap_obstack_initialize): ... here.
2601 (bitmap_release_memory): Replace with ...
2602 (bitmap_obstack_release): ... this.
2603 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
2604 bitmap_obstack_free, bitmap_malloc_free): New.
2605 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
2607 (bitmap_initialize): Move to bitmap.h.
2608 * gengtype.c (open_base_files): Add obstack.h to ifiles.
2609 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
2610 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
2611 (INITIALIZE_REG_SET): Remove.
2612 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
2613 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
2614 (flow_obstack): Do not declare.
2615 (reg_obstack): Declare.
2616 * regs.h: Include obstack.h.
2617 * tree-optimize.c (tree_rest_of_compilation): Initialize and
2618 release bitmap obstack here.
2619 * bb-reorder.c: #include regs, not basic-block.
2620 (fix_crossing_conditional_branches): Allocate regsets from
2622 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
2624 * caller-save.c: Include regs.h earlier.
2625 * cfg.c: Do not include basic-block.h or obstack.h.
2626 (reg_obstack): Define.
2627 * cfganal.c: Include obstack.h
2628 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
2630 * cfglayout.c: Do not include obstack.h.
2631 (flow_obstack): Remove declaration.
2632 (cfg_layout_duplicate_bb): Use reg_obstack.
2633 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
2634 * cfgrtl.c (rtl_split_block): Use reg_obstack.
2635 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
2636 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
2637 (cfg_layout_split_edge): Use reg_obstack.
2638 * cse.c: Include regs.h earlier.
2639 * ddg.c: Do not include basic-block.h.
2640 * dominance.c: Inlude obstack.h.
2641 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
2642 (calculate_global_regs_live): Likewise.
2643 (allocate_bb_life_data): Use reg_obstack.
2644 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
2645 * global.c: Do not include basic-block.h.
2646 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
2647 * graph.c: Include obstack.h.
2648 * haifa-sched.c: Do not include basic-block.h.
2649 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
2650 * local-alloc.c: Do not include basic-block.h.
2651 * loop-init.c, loop-invariant.c: Include obstack.h.
2652 * loop-iv.c: Likewise.
2653 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
2655 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
2656 * modulo-sched.c: Do not include basic-block.h.
2657 * passes.c (rest_of_handle_final): Do not call
2658 regset_release_memory.
2659 * ra-debug.c: Include regs.h earlier. Do not include
2661 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
2662 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
2663 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
2664 (regset_release_memory): Remove.
2665 * resource.c: Do not include basic-block.h.
2666 * rtlanal.c: Do not include basic-block.h.
2667 * sbitmap.c: Include obstack.h.
2668 * sched-deps.c: Do not include basic-block.h.
2669 (reg_pending_sets_head, reg_pending_clobbers_head,
2670 reg_pending_uses_head): Remove.
2671 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
2672 * sched-ebb.c: Do not include basic-block.h.
2673 * sched-rgn.c: Likewise.
2674 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
2676 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
2677 * tree-sra.c (decide_instantiations): Adjust bitmap
2679 * tree-ssa-dce.c: Include obstack.h.
2680 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
2681 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
2682 (bitmap_set_new): Likewise.
2683 (init_pre): Initialize bitmap obstack.
2684 (fini_pre): Release bitmap obstack.
2685 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
2686 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
2687 (mark_for_rewrite, unmark_for_rewrite): Likewise.
2688 (marked_ssa_names): Likewise.
2689 (init_ssanames): Use BITMAP_XMALLOC.
2690 (fini_ssanames): Use BITMAP_XFREE.
2691 * web.c: Include obstack.h
2693 2004-11-22 Nick Clifton <nickc@redhat.com>
2695 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
2696 predecessor in the first for-loop.
2698 2004-11-21 Stan Shebs <shebs@apple.com>
2700 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
2702 (function_arg): Move darwin test up, sniff mode first for
2703 efficiency, test for union type.
2705 2004-11-21 Dale Johannesen <dalej@apple.com>
2707 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2709 2004-11-21 Jeff Law <law@redhat.com>
2711 * tree-ssa.c (verify_use): Fix comment.
2712 (verify_phi_args): Check that the number of incoming edges matches
2713 the number of PHI arguments. Check that each PHI argument is
2714 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
2715 dead or duplicated edges. Clear e->aux earlier and avoid separate
2716 loop to clear e->aux and test for missed edges.
2717 (verify_ssa): Remove first walk over statements. Move checking
2718 of PHI args into verify_phi_args. Move checking of statements
2719 with aliased stores and V_MAY_DEFS into the remaining loop over
2720 the statements. Register defs by walking through the formal
2723 2004-11-21 Roger Sayle <roger@eyesopen.com>
2726 * dojump.c (compare_from_rtx): Clarify mode argument in function
2727 description. Correct order of mode/cmp_mode arguments in call to
2728 simplify_relational_operation. Check "tem" for COMPARISON_P.
2730 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
2731 David Edelsohn <edelsohn@gnu.org>
2734 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
2735 synthetic vectors in memory.
2736 (function_arg_boundary): Align large synthetic vectors.
2737 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
2739 2004-11-21 Jeff Law <law@redhat.com>
2741 * cfg.c (update_bb_profile_for_threading): Do not rescale the
2742 successor probabilities if they are not going to change. Pull
2743 division out of loop if we do need to rescale successor probabilities.
2745 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
2746 index of the destination block for the hash value rather than
2749 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
2751 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
2752 checks for neither argument being an array or pointer (swapping
2753 the arguments if necessary), the array argument being a pointer to
2754 or array of functions and for -Wchar-subscripts warnings upfront.
2756 2004-11-20 Jeff Law <law@redhat.com>
2758 * regrename.c (copyprop_hardreg_forward): Only search for a
2759 previously processed block if the current block only has one
2762 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
2764 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
2766 * config/arm/arm.c: Follow spelling conventions.
2768 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
2770 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
2771 a bit in tune_flags.
2772 (const_double_needs_minipool): Likewise. Split most of the code out
2774 (arm_const_double_inline_cost): ... new function here.
2775 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
2776 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
2777 word constants of length 2, 3 and 4 insns respectively.
2778 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
2779 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
2780 constraints. Set insn lenghts accordingly.
2782 2004-11-19 Jeff Law <law@redhat.com>
2784 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
2785 a hash table. Extensive modifications throughout to support
2788 (struct local_info): New.
2789 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
2791 (redirection_data): Now a hashtable.
2792 (redirection_data_hash, redirection_data_eq): New.
2793 (lookup_redirection_data, create_duplicates): New.
2794 (create_edge_and_update_destionation_phis): New.
2795 (fixup_template_block, redirect_edges): New.
2796 (thread_block): Use hash table traversals instead of loops over
2797 varray entries or incoming edge vectors.
2799 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2801 * basic-block.h (edge_def): Add dest_idx.
2802 * cfg.c (unchecked_make_edge): Initialize dest_idx.
2803 (remove_edge): Simplify the disconnection of an edge from its
2805 (redirect_edge_succ): Likewise.
2806 * cfghooks.c (verify_flow_info): Check the consistency of
2807 dest_idx for each edge.
2809 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
2811 * simplify-rtx.c (simplify_ternary_operation): Use
2814 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2816 * tree-cfg.c (reinstall_phi_args): New.
2817 (tree_split_edge): Use it after redirecting an edge. Don't
2818 modify PHI_ARG_EDGE.
2820 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
2822 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
2823 if checking is enabled.
2825 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
2827 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
2828 too many nested scopes.
2830 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2833 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
2834 changed to suppoer uses-after-loop and to void creating flow paths
2835 that shouldn't exist.
2836 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
2837 Modified to fit the new peeling scheme. Avoid quadratic behavior.
2838 (slpeel_add_loop_guard): Takes additional argument.
2839 (slpeel_verify_cfg_after_peeling): New function.
2840 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
2841 documentation. Use 'exit-bb' instead of creating 'new-bb'.
2842 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
2843 the new peeling scheme.
2844 (copy_phi_nodes): Function removed. Its functionality moved to
2845 update_phis_for_duplicate_loop.
2846 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
2847 moved here. Added documentation. Modified to fit the new peeling scheme.
2848 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
2849 needed - done in slpeel_tree_peel_loop_to_edge.
2850 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
2851 (vect_do_peeling_for_loop_bound): Add documentation. Call
2852 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
2853 with additional argument.
2854 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
2856 (vect_finish_stmt_generation): Avoid 80 column oveflow.
2858 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2860 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
2862 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
2863 without last two arguments. Update single_exit of loops.
2864 (vect_update_niters_after_peeling): Removed. Its functionality was
2865 moved to vect_do_peeling_for_alignment.
2866 (vect_do_peeling_for_loop_bound): New name for function previously
2867 called vect_transform_for_unknown_loop_bound.
2868 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
2869 instead of code that duplicates the same functionality.
2870 (vect_do_peeling_for_alignment): Functionality of
2871 vect_update_niters_after_peeling moved here.
2872 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
2873 previously named vect_transform_for_unknown_loop_bound - for both known
2874 and unknown loop bound cases.
2876 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2878 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
2879 previously called verify_loop_for_duplication. All conditions compacted
2880 into one compound condition. Removed debug dumps.
2881 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
2882 functionality moved to vect_can_advance_ivs_p, and some to
2883 vect_analyze_loop_form.
2884 (vect_can_advance_ivs_p): New function. Contains functionality that was
2885 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
2886 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
2887 (vect_analyze_operations): Call vect_can_advance_ivs_p and
2888 slpeel_can_duplicate_loop_p.
2889 (vect_get_loop_niters): Added documentation.
2890 (vect_analyze_loop_form): Check the loop entry always - not only in case
2891 of unknown loop bound. Create preheader and exit bb if necessary. Apply
2892 a check that used to take place in
2893 vect_analyze_loop_with_symbolic_num_of_iters.
2894 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
2895 Remove redundant call to rewrite_into_loop_closed_ssa.
2896 (vect_compute_data_refs_alignment): Removed obsolete comment.
2898 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
2900 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
2901 function previously called tree_duplicate_loop_to_edge.
2902 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
2903 previously called tree_duplicate_loop_to_edge_cfg.
2904 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
2906 (slpeel_update_phi_nodes_for_guard): Likewise.
2907 (slpeel_make_loop_iterate_ntimes): Likewise.
2908 (slpeel_add_loop_guard): Likewise.
2909 (allocate_new_names, free_new_names): Function declaration moved to top
2911 (rename_use_op, rename_def_op): Likewise.
2912 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
2913 (vect_generate_tmps_on_preheader): Function declaration moved.
2914 (vect_transform_for_unknown_loop_bound): Added missing function
2917 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
2920 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
2921 Define a VEC(tree_on_heap) for head.
2922 (register_new_def): Change second argument to be a VEC(tree_on_heap).
2923 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
2924 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
2925 the VEC(tree_on_heap) function. Also free it before returning.
2926 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
2927 for block_defs_stack.
2928 (restore_currdefs_to_original_value): Use VEC_length instead of
2929 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
2930 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
2931 for block_defs_stack.
2932 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
2933 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
2934 for block_defs_stack.
2935 (ssa_register_new_def): Likewise.
2936 (ssa_rewrite_initialize_block): Likewise.
2937 (rewrite_finalize_block): Use VEC_length instead of
2938 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
2939 (ssa_rewrite_finalize_block): Likewise.
2940 (register_new_def): Change second argument to be a VEC(tree_on_heap).
2941 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
2942 (rewrite_blocks): Initialize block_defs_stack with
2943 the VEC(tree_on_heap) function. Also free it before returning.
2944 (rewrite_ssa_into_ssa): Likewise.
2946 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
2948 * config/darwin.c (machopic_data_defined_p): return 1 for
2949 MACHOPIC_DEFINED_FUNCTION.
2951 2004-11-19 Jeff Law <law@redhat.com>
2953 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
2956 2004-11-19 Paul Brook <paul@codesourcery.com>
2959 * varasm.c (default_assemble_integer): Allow pointer-sized values.
2962 2004-11-19 Nick Clifton <nickc@redhat.com>
2964 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
2965 zero_extension and lshiftrt insns.
2966 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
2968 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
2969 to handle bp and bn insn patterns with a zero_extend rtx
2972 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
2974 * config/arm/arm.md (generic_sched): Make const.
2976 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2978 * emit-rtl.c (classify_insn): Make it static.
2979 * rtl.h: Remove the corresponding prototype.
2981 * integrate.c (has_func_hard_reg_initial_val,
2982 get_func_hard_reg_initial_val): Make them static.
2983 * integrate.h: Remove the corresponding prototypes.
2985 2004-11-19 Ben Elliston <bje@au.ibm.com>
2987 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
2988 (dw2_asm_output_delta_sleb128): Likewise.
2989 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
2990 (dw2_asm_output_delta_sleb128): Likewise.
2992 2004-11-19 Adam Nemet <anemet@lnxw.com>
2994 * tree-ssa-alias.c: Fix comment.
2996 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
2998 * tree-outof-ssa.c: Fix a comment typo.
3000 2004-11-19 Ben Elliston <bje@au.ibm.com>
3002 * predict.h (predict_insn): Remove extern declaration.
3003 * predict.c (predict_insn): Make static.
3005 2004-11-19 Alan Modra <amodra@bigpond.net.au>
3007 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
3009 2004-11-18 Nicolas Pitre <nico@cam.org>
3011 * config/arm/arm.c (const_double_needs_minipool): New function to
3012 determine if a CONST_DOUBLE should be pushed to the minipool.
3013 (note_invalid_constants): Use it.
3015 2004-11-18 Paul Brook <paul@codesourcery.com>
3017 * config/arm/arm.c (target_float_switch): New variable..
3018 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
3019 target_float_switch.
3020 * config/arm/arm.h (target_float_switch): Declare.
3021 (ARM_FLAG_SOFT_FLOAT): Remove.
3022 (TARGET_SWITCHES): Remove hard-float and soft-float.
3023 (TARGET_OPTIONS): Add hard-float and soft-float.
3024 (TARGET_DEFAULT_FLOAT_ABI): Define.
3025 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
3026 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
3027 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
3028 * config/arm/netbsd-elf.h: Ditto.
3029 * config/arm/netbsd.h: Ditto.
3030 * config/arm/pe.h: Ditto.
3031 * config/arm/unknown-elf.h: Ditto.
3032 * config/arm/wince-pe.h: Ditto.
3033 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3034 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3035 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3037 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
3039 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
3040 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
3041 altivec_lvx_4sf): Rename and replace with ...
3042 (altivec_lvx_<mode>): ... mode macro version.
3043 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
3044 altivec_stvx_4sf): Rename and replace with ...
3045 (altivec_stvx_<mode>): ... mode macro version.
3046 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
3047 (mov<mode>): ... mode macro version.
3048 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
3049 *movv4sf_internal1): Replace with ...
3050 (*mov<mode>_internal): ... mode macro version.
3051 (get_vrsave_internal, *set_vrsave_internal, *save_world,
3052 *restore_world): Unquote output statements.
3053 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
3054 altivec_expand_st_builtin): Adjust insn names.
3056 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
3058 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
3060 (rs6000_override_options): Likewise.
3061 (spe_build_register_parallel): Handle complex doubles on e500v2.
3062 (rs6000_spe_function_arg): Likewise.
3063 (function_arg): Likewise.
3064 (rs6000_function_value): Likewise.
3065 (rs6000_libcall_value): Likewise.
3067 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
3069 * ifcvt.c (find_if_block): Move the check for the number of edges
3070 above the loops checking for complex edges.
3071 Remove the counting of edges as we use EDGE_COUNT now.
3073 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
3075 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
3076 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
3078 2004-11-18 Andreas Schwab <schwab@suse.de>
3080 * config/i386/i386.md (define_peephole2): Revert last change.
3082 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
3084 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
3085 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
3087 2004-11-18 Diego Novillo <dnovillo@redhat.com>
3089 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
3092 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
3094 * Makefile.in (macro_list): Depend on s-macro_list.
3095 (s-macro_list): New target.
3097 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
3100 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
3101 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
3102 (fold_range_test): Adjust.
3103 (fold_truthop): Use it.
3104 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
3105 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
3107 2004-11-18 Uros Bizjak <uros@kss-loka.si>
3109 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
3110 insn split constraint.
3111 (define_peephole2): Remove unneeded "&& 1" from peephole2
3114 2004-11-18 Ben Elliston <bje@au.ibm.com>
3116 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
3117 element for bsi_prev; use @findex instead.
3119 2004-11-18 Ben Elliston <bje@au.ibm.com>
3121 * opts.h (add_input_filename): Remove extern declaration.
3122 * opts.c (add_input_filename): Make static.
3124 2004-11-17 Mark Mitchell <mark@codesourcery.com>
3126 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
3129 2004-11-17 Zack Weinberg <zack@codesourcery.com>
3131 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
3132 * system.h: Poison it.
3133 * doc/tm.texi: Delete its documentation.
3135 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
3136 Mark Mitchell <mark@codesourcery.com>
3138 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
3139 * config/i386/i386.c (i386_solaris_elf_named_section): New
3141 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
3142 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
3144 (ASM_QUAD): Don't undefine for biarch targets.
3145 * config/i386/t-sol2: Introduce multilib support.
3147 2004-11-18 Ben Elliston <bje@au.ibm.com>
3149 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
3151 2004-11-18 Ben Elliston <bje@au.ibm.com>
3153 * cgraph.h: Replace "it's" with "its" throughout.
3155 2004-11-18 Ben Elliston <bje@au.ibm.com>
3157 * doc/rtl.texi (Flags): Grammar fix.
3159 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
3161 * expmed.c (alg_code): Add alg_unknown.
3162 (alg_hash_entry): New.
3163 (NUM_ALG_HASH_ENTRIES): Likewise.
3164 (alg_hash): Likewise.
3165 (synth_mult): Cache the result into alg_hash.
3167 2004-11-17 Zack Weinberg <zack@codesourcery.com>
3169 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
3170 config/rs6000/libgcc-ppc64.ver.
3172 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
3174 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
3175 checking if an unconditional return is followed by a barrier.
3177 * jump.c (condjump_p): Remove unreachable code.
3179 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
3180 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
3181 tree-ssa-live.h, tree.h: Remove unused prototypes.
3183 2004-11-17 Jeff Law <law@redhat.com>
3185 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
3186 (edge_to_cases_elt): Renamed from edge_to_case_leader.
3187 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
3188 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
3189 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
3190 (get_cases_for_edge): New function.
3191 (start_recording_case_labels, end_recording_case_labels): Similarly.
3192 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
3193 chain equivalent CASE_LABEL_EXPRs together.
3194 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
3195 (make_switch_expr_edges): Do not record edge/cases here.
3196 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
3197 (split_critical_edges): Record cases around the edge splitting code.
3198 (cleanup_dead_labels): Use CASE_LABEL again.
3199 (tree_redirect_edge_and_branch): If we have a mapping from edge
3200 to cases, use it to handle redirections. Else do it the slow way.
3201 * tree.h (CASE_LEADER_OR_LABEL): Kill.
3202 (CASE_LABEL): Revert to just looking at the tree's second operand.
3203 * tree.c (get_case_label): Kill.
3205 2004-11-17 Diego Novillo <dnovillo@redhat.com>
3207 PR tree-optimization/18307
3208 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
3209 'orig' are the same node.
3210 (collect_points_to_info_r): Do not call merge_pointed_to_info
3211 when the PHI argument is identical to the LHS.
3213 2004-11-17 Steven Bosscher <stevenb@suse.de>
3215 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
3216 to insert the exit or entry block.
3217 (ssa_prop_init): Use add_control_edge to seed the algorithm.
3219 2004-11-16 Zack Weinberg <zack@codesourcery.com>
3221 * mkmap-flat.awk, mkmap-symver.awk: If the last version
3222 assigned to a symbol was '%exclude', do not emit it anywhere.
3223 If leading_underscore is true, prefix all symbols from the
3224 version scripts with a leading underscore before comparing
3225 them with nm output or emitting them. Remove support for dot
3227 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
3228 (SHLIB_MAPFILES): Use libgcc-std.ver.
3229 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
3230 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
3231 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
3232 libgcc-excl.ver and libgcc-glibc.ver.
3234 * config/sh/libgcc-excl.ver: New file.
3235 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
3237 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
3239 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
3240 the test when the edge has the opposite meaning, not when
3241 the first argument is invariant.
3243 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
3245 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
3247 (rs6000_complex_function_value): Handle e500 v2 variant.
3249 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
3251 Fix PR tree-optimization/18519
3253 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
3254 * tree-pass.h: Add TODO_cleanup_cfg.
3255 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
3256 (ccp_finalize): Remove call to cleanup_cfg.
3257 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
3258 (pass_cd_dce): Ditto.
3259 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
3260 dump_function_to_file.
3261 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
3263 (pass_ch): Add TODO_cleanup_cfg.
3264 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
3266 (pass_loop_done): Add TODO_cleanup_cfg.
3267 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
3268 (tree_ssa_phiopt): Remove call to cleanup_cfg.
3270 2004-11-16 Devang Patel <dpatel@apple.com>
3272 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
3274 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
3276 * expmed.c, ra-colorize.c: Fix comment typos.
3278 * doc/tm.texi: Fix typos.
3280 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3281 Mark Mitchell <mark@codesourcery.com>
3284 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
3287 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
3289 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
3290 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
3292 2004-11-16 Devang Patel <dpatel@apple.com>
3294 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
3296 2004-11-16 Eric Christopher <echristo@redhat.com>
3298 * config/mips/mips.c: Use rtl _P predicates.
3299 * config/mips/mips.h: Ditto.
3300 * config/mips/mips.md: Ditto.
3302 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
3304 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
3307 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
3309 * config/s390/s390.c (s390_cc_modes_compatible): New function.
3310 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
3312 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
3315 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
3316 before and after the insns for getting GOT address in non-PIC
3317 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
3320 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
3322 * gcc/cse.c (struct change_cc_mode_args): New structure.
3323 (cse_change_cc_mode_insn): New function.
3324 (cse_change_cc_mode): Use validate_change to perfom changes.
3325 (cse_change_cc_mode_insns, cse_condition_code_reg):
3326 Call cse_change_cc_mode_insn.
3328 2004-11-16 Steven Bosscher <stevenb@suse.de>
3332 2004-11-16 Steven Bosscher <stevenb@suse.de>
3334 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
3336 2004-11-15 Dale Johannesen <dalej@apple.com>
3338 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
3340 2004-11-15 Dale Johannesen <dalej@apple.com>
3342 * profile.c (compute_branch_probabilities): Prevent
3343 crash with EH in RTL-based profiling.
3345 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
3347 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
3349 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3350 * tree-ssa-dom.c (thread_across_edge): Likewise.
3351 * tree-vectorizer.c (vect_transform_loop_bound): Replace
3352 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
3355 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
3356 (tree_flow_call_edges_add): Update the call to
3357 bsi_commit_edge_inserts.
3358 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
3359 * profile.c (branch_prob): Likewise.
3360 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
3361 * tree-sra.c (scalarize_function): Likewise.
3362 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
3363 * tree-ssa-pre.c (fini_pre): Likewise.
3364 * tree-flow.h: Update the prototype for
3365 bsi_commit_edge_inserts.
3367 2004-11-15 Eric Christopher <echristo@redhat.com>
3369 * sched-deps.c (set_sched_group_p): Delete.
3370 (delete_all_dependencies): New function.
3371 (fixup_sched_groups): Use. New function.
3372 (sched_analyze_insn): Use.
3374 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
3376 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
3377 RROTATE_EXPR or unknown code.
3378 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
3379 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
3380 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
3383 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
3386 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
3387 after processing the declarator.
3389 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
3391 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
3393 (altivec_vspltb): Same.
3394 (altivec_vspltw): Same.
3395 (altivec_vspltisb): Same.
3396 (altivec_vspltish): Same.
3397 (altivec_vspltisw): Same.
3398 (altivec_vspltisw_v4sf): Same.
3399 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
3401 Move "End of vector xor's" comment to the right place.
3403 2004-11-15 Steve Ellcey <sje@cup.hp.com>
3405 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
3406 instead of nonimmediate_operand.
3408 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3410 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
3411 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
3412 * config/sol2.c (solaris_output_init_fini): Update calls to
3413 ASM_OUTPUT_CALL. Include "rtl.h".
3415 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3417 * config/sol2-c.c (cmn_err_char_table): Add "p".
3419 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3421 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
3422 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
3424 2004-11-15 Mark Mitchell <mark@codesourcery.com>
3426 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
3427 within the multilib directory.
3429 2004-11-15 Nick Clifton <nickc@redhat.com>
3431 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
3432 builtin assert of cpu=xstormy16.
3434 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
3436 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
3439 2004-11-14 Richard Henderson <rth@redhat.com>
3442 * calls.c (struct arg_data): Add parallel_value.
3443 (precompute_register_parameters): Set it.
3444 (load_register_parameters): Use it.
3445 (store_one_arg): Also set it here.
3447 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
3449 PR tree-optimization/18431
3450 * fold-const.c (associate_trees): Do not produce x + 0.
3451 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
3453 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
3455 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
3456 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
3458 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3460 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
3462 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
3464 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
3465 value-prof.c: Fix comment typos.
3467 2004-11-14 Stan Shebs <shebs@apple.com>
3469 Basic ABI changes for passing structs by value in 64-bit Darwin.
3470 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
3471 (rs6000_override_options): Set it for 64-bit Darwin.
3472 (rs6000_parse_abi_options): Add testing options to change it.
3473 (rs6000_return_in_memory): Test whether the type is one
3474 that can be passed in registers.
3475 (darwin64_function_arg_advance): New.
3476 (function_arg_advance): Call it, plus add recursion depth
3477 argument and test when counting off arguments.
3478 (rs6000_darwin64_function_arg): New.
3479 (function_arg): Call it.
3480 (setup_incoming_varargs): Add argument to function_arg_advance.
3481 (rs6000_darwin64_function_value): New.
3482 (rs6000_function_value): Call it.
3483 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
3484 * config/rs6000/rs6000-protos.h: Update decl of
3485 function_arg_advance.
3487 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
3490 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
3491 support TImode before adding __int128_t and __uint128_t types.
3493 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
3496 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
3497 (vect_transform_loop_bound): Set loop->nb_iterations.
3499 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
3500 Andrew Pinski <pinskia@physics.uc.edu>
3503 * tree-vectorize.c (vect_build_loop_niters): Do not insert
3504 NULL into the instruction stream. Initialize new_bb to NULL.
3505 (vect_update_ivs_after_vectorizer): Likewise.
3506 (vect_gen_niters_for_prolog_loop): Likewise.
3508 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
3510 PR tree-optimization/18431
3511 * tree-flow.h (stmt_references_memory_p): Declare.
3512 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
3513 * tree-ssa.c (stmt_references_memory_p): New function.
3515 2004-11-14 Andreas Schwab <schwab@suse.de>
3517 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
3520 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
3522 * c-common.c (walk_stmt_tree): Remove.
3523 * c-common.h: Remove the corresponding prototype.
3525 * emit-rtl.c (push_to_full_sequence): Remove.
3526 * rtl.h: Remove the corresponding prototype.
3528 * cselib.c, expr.c: Fix comment typos.
3530 2004-11-13 Richard Henderson <rth@redhat.com>
3532 * calls.c (precompute_register_parameters): Force all PARALLELs
3533 into pseudo registers.
3534 (load_register_parameters): Copy PARALLELs into hard registers.
3535 * function.c (assign_parm_setup_block): Copy PARALLELS into
3536 pseudo registers. Do emit_group_store in conversion_insns.
3537 * expr.c (emit_group_load_1): Rename from emit_group_load, take
3538 tmps as an argument. Move final copy loop ...
3539 (emit_group_load): ... here. New function.
3540 (emit_group_load_into_temps, emit_group_move_into_temps): New.
3541 * expr.h: Declare them.
3543 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
3545 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
3546 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
3547 with PHI_CHAIN where appropriate.
3549 2004-11-13 Dale Johannesen <dalej@apple.com>
3551 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
3552 (tree_block_label): Ditto.
3553 (flush_pending_stmts): Ditto.
3554 (insert_edge_copies): Ditto.
3555 (expr_invariant_in_loop_p): Ditto.
3556 (TDF_USE_OPS): Parenthesize definition.
3557 (TDF_USE_VOPS): Ditto.
3559 2004-11-13 David Edelsohn <edelsohn@gnu.org>
3561 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
3562 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
3564 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
3566 2004-11-14 Joseph Myers <joseph@codesourcery.com>
3568 * config/i386/i386.c (override_options): Move loop to set default
3569 tuning to correct place.
3571 2004-11-13 Zak Kipling <zak@transversal.com>
3574 * config/i386/i386.c (classify_argument): Fix infinite loop when
3575 passing object with 3 or more base classes by value.
3577 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3579 * doc/md.texi (constraints) <% modifier>: Mention that it is
3580 useless when the two alternatives are strictly identical.
3582 2004-11-13 Richard Henderson <rth@redhat.com>
3584 * expmed.c (extract_split_bit_field): Temporarily disable call to
3585 extract_force_align_mem_bit_field.
3587 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
3589 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
3592 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
3593 lambda-code.c, postreload.c, predict.c, tree-sra.c,
3594 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
3596 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
3598 * doc/install.texi (automake): Correctly document that everything now
3599 will use automake 1.9.3.
3601 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
3604 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
3605 TImode. Sorry for other non-complex larger-than-64-bit modes.
3606 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
3608 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
3610 * doc/install.texi (automake): Document that everything now uses 1.9.
3612 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
3614 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
3617 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
3619 * tree.h: Fix comment typos.
3621 2004-11-13 Steven Bosscher <stevenb@suse.de>
3623 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
3624 HARD_REGISTER_NUM_P.
3626 * cselib.c (new_cselib_val): Make comment correct and more detailed.
3627 * flow.c (mark_set_1): Likewise.
3629 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3630 duplicate_eh_regions): Remove.
3631 * except.h (duplicate_eh_regions): Remove prototype.
3632 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
3633 global_const_equiv_varray): Remove.
3634 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
3635 global_const_equiv_varray, set_label_in_map): Remove prototypes,
3636 extern declaration, and #define.
3637 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
3638 (struct inline_remap): Remove.
3639 * varray.c (struct element): Remove entry for const_equiv_data.
3640 * varray.h (struct const_equiv_data): Remove.
3641 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
3642 (union varray_data_tag) <const_equiv>: Remove.
3643 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
3644 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
3646 * regstack.c (record_label_references): Remove unused function.
3648 * rtl.def (VALUE): Update comment.
3649 (LABEL_REF): Remove unused operand 2.
3650 * rtl.h (struct rtx_def): Update for removed accessor macros.
3651 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
3652 REG_LOOP_TEST_P): Remove.
3653 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
3654 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
3655 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
3657 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
3658 Eric Botcazou <ebotcazou@libertysurf.fr>
3661 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
3663 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
3664 (V32I): New macro for 32-bit modes.
3665 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
3666 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
3667 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
3668 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
3669 one_cmpldi_sp64): Use V64I instead of DI.
3670 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
3671 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
3672 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
3673 (nandv64i_vis, nandv32i_vis): New patterns.
3675 2004-11-12 Mike Stump <mrs@apple.com>
3677 * Makefile.in: Add html support.
3678 * java/Make-lang.in: Likewise.
3679 * fortran/Make-lang.in: Likewise.
3680 * treelang/Make-lang.in: Likewise.
3681 * doc/install.texi: Likewise.
3682 * doc/makefile.texi: Likewise.
3683 * doc/sourcebuild.texi: Likewise.
3685 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
3687 * tree-ssa-loop-manip.c: Fix a comment typo.
3689 2004-11-12 Mike Stump <mrs@apple.com>
3691 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
3692 renaming this node to Concept Index.
3693 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
3694 to more closely match gcc.texi.
3696 2004-11-12 Jeff Law <law@redhat.com>
3698 * tree-cfg.c (hashtab.h): Include.
3699 (struct edge_to_case_leader_elt): New structure.
3700 (edge_to_case_leader): New.
3701 (edge_to_case_leader_hash): New hashtable hasing function.
3702 (edge_to_case_leader_eq): New hashtable equality function.
3703 (record_switch_edge): New function.
3704 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
3705 (make_switch_expr_edges): Build the edge-to-case-leader
3706 hash table. Tear down the hash table when we're done.
3707 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
3709 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
3710 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
3711 to use new concept of case leaders to reduce overhead of
3712 redirecting outgoing edges from switch statements.
3713 * tree.c (get_case_label): New function.
3714 * tree.h (CASE_LABEL): Define in terms of get_case_label.
3715 (CASE_LEADER_OR_LABEL): Define.
3717 2004-11-12 Ziemowit Laski <zlaski@apple.com>
3719 * varasm.c (output_addressed_constants): For CONST_DECLs,
3720 output the initializer if present.
3722 2004-11-12 Ziemowit Laski <zlaski@apple.com>
3724 * config/rs6000/darwin.h: Fix confusing typo in comment.
3726 2004-11-12 Devang Patel <dpatel@apple.com>
3728 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
3730 2004-11-12 Devang Patel <dpatel@apple.com>
3732 * tree-if-conv.c (clean_predicate_lists): Use loop header
3735 2004-11-12 Richard Henderson <rth@redhat.com>
3738 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
3739 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3740 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
3741 * config/i386/i386-modes.def (XF): Use it.
3743 2004-11-11 Geoffrey Keating <geoffk@apple.com>
3745 * Makefile.in (macro_list): Use move-if-change to avoid spurious
3748 2004-11-12 Mark Mitchell <mark@codesourcery.com>
3751 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
3752 when deciding whether to pass a variable to
3753 cgraph_varpool_finalize_decl or assemble_variable.
3754 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
3756 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
3758 * tree-vectorizer.c: Fix a comment typo.
3760 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
3762 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
3764 2004-11-12 Diego Novillo <dnovillo@redhat.com>
3766 * tree-scalar-evolution.c (analyzable_condition): Remove
3767 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
3769 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
3771 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3772 Remove m505/roe multilib variant.
3774 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3776 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
3777 to load from the stack.
3779 2004-11-12 Richard Henderson <rth@redhat.com>
3781 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
3782 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
3783 * toplev.h (FL2T__): Remove.
3784 (CLZ_HWI): Rename from FL2T_CLZ__.
3786 (floor_log2): Simplify.
3789 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
3791 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
3792 compute the first overlapping iterations.
3794 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
3797 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
3798 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
3800 2004-11-12 Steven Bosscher <stevenb@suse.de>
3802 PR tree-optimization/18419
3803 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
3804 pointer set instead of a bitmap.
3805 (walk_use_def_chains): Create, pass and clean up that pointer_set.
3807 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
3809 (init_alias_info): Allocate and zero it here.
3810 (delete_alias_info): Delete it here.
3811 (collect_points_to_info_for): Use it.
3813 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
3815 * alias.c (record_alias_subset, addr_side_effect_eval):
3817 * alias.h: Remove the prototype for record_alias_subset.
3818 * expr.h: Remove the commented-out prototype for
3819 record_alias_subset.
3820 * rtl.h: Remove the prototype for addr_side_effect_eval.
3822 * cfglayout.c (choose_inner_scope): Make it static.
3823 * rtl.h: Remove the corresponding prototype.
3825 * cfgloopmanip.c (update_single_exits_after_duplication,
3826 unloop): Make them static.
3827 * cfgloop.h: Remove the corresponding prototypes.
3829 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
3831 * c-tree.h: Remove the corresponding prototypes.
3833 * explow.c (round_push): Make it static.
3834 * expr.h: Remove the corresponding prototype.
3836 * varasm.c (get_named_section_flags, decl_tls_model): Make
3838 * output.h: Remove the prototype for get_named_section_flags.
3839 * tree.h: Remove the prototype for decl_tls_model.
3841 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
3843 * function.c (expand_function_end): Remove an "if" statement
3844 that always triggers.
3845 * stmt.c (expand_null_return_1): Likewise.
3847 2004-11-11 James E. Wilson <wilson@specifixinc.com>
3849 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
3850 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
3851 CLASS_MAX_NREGS): Likewise.
3853 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3855 PR tree-optimization/17742
3856 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
3857 MINUS_EXPR correctly.
3859 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
3861 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
3862 Give up as soon as the evolution is known not computable.
3864 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
3867 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
3868 mask64_1or2_operand.
3869 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
3870 to spot rlwinm opportunities.
3871 (and64_2_operand): Use mask_1or2_operand.
3872 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
3874 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
3876 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
3877 (vect_update_ivs_after_vectorizer): Update function documentation.
3878 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
3880 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
3882 * config/arm/arm.c: Fix a comment typo.
3884 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
3886 * bitmap.h (nBITMAP_WORD_BITS): Remove.
3887 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
3888 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
3890 (bitmap_first_set_bit): Return unsigned, use ctzl.
3891 (bitmap_last_set_bit): Remove.
3892 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
3894 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
3895 remove special case code for two word elements.
3896 (bitmap_last_set_bit): Remove.
3897 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
3898 bitmap_first_set_bit with bitmap_empty_p.
3899 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
3900 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
3901 bitmap_last_bit_set.
3903 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
3906 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
3909 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
3910 unsigned equality compare when we know the operands are unsigned.
3912 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
3914 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
3915 __PIC__ and __pic__ only if TARGET_ABICALLS.
3916 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
3917 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
3918 -KPIC only if not -mno-abicalls.
3920 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
3921 * config/sparc/linux.h, config/sparc/linux64.h
3922 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
3924 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
3925 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
3926 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
3927 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
3929 2004-11-11 Paul Brook <paul@codesourcery.com>
3931 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
3932 register if current_function_uses_pic_offset_table is set.
3934 2004-11-10 David Edelsohn <edelsohn@gnu.org>
3936 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
3937 Change multi-instruction sequences to new attribute.
3938 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
3939 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
3940 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
3942 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
3944 * tree-data-ref.c (build_classic_dist_vector): If either loop
3945 is outside of the nest we asked about, the dependence can't
3947 (build_classic_dir_vector): Ditto.
3949 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
3951 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
3953 (force_var_cost): Determine cost of addition and multiplication more
3955 (get_computation_cost_at): Add cost for computing address elements to
3958 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
3959 one of the arguments of MINUS_EXPR is an address.
3960 (split_address_to_core_and_offset): New function.
3961 (ptr_difference_const): Handle case when one of the operands is a
3963 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
3964 (ptr_difference_cost): Pass addresses instead of objects to
3965 ptr_difference_const.
3967 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
3969 * tree.c (tree_check_failed): Emit general error if the list of
3970 node types is empty.
3972 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3974 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
3975 argument. When the union is passed in the 6th slot, build a
3976 PARALLEL with only one element.
3977 (function_arg): Adjust call to function_arg_union_value.
3978 (function_value): Likewise.
3980 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
3982 PR tree-optimization/17892
3983 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
3984 MINUS_EXPR operator.
3986 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
3989 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
3990 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
3992 2004-11-10 Steven Bosscher <stevenb@suse.de>
3994 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
3995 (struct basic_block_def): Remove local_set and cond_local_set
3996 fields. Update comment for global_live_at_start.
3997 * flow.c (calculate_global_regs_live): Allocate local_sets and
3998 cond_local_sets here as arrays of bitmaps previously stored in
3999 bb->local_set and bb->cond_local_set. Use xmalloc instead of
4000 obstack allocated bitmaps.
4002 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
4005 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
4008 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
4010 2004-11-09 Jeff Law <law@redhat.com>
4012 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
4013 argument holding last unvisited block. Start search for
4014 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
4015 (connect_infinite_loops_to_exit): Supply last unvisited block
4016 to flow_dfs_compute_reverse_execute.
4018 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
4020 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
4022 (floatunssidf2): Same.
4024 ("extendsfdf2"): New expander.
4025 (*extendsfdf2_fpr): Rename.
4026 (*truncdfsf2_fpr): Same.
4027 (*negdf2_fpr): Same.
4028 (*absdf2_fpr): Same.
4029 (*nabsdf2_fpr): Same.
4030 (*adddf3_fpr): Same.
4031 (*subdf3_fpr): Same.
4032 (*muldf3_fpr): Same.
4033 (*divdf3_fpr): Same.
4035 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
4036 ("spe_fix_truncdfsi2"): Same.
4037 (spe_floatunssidf2): Same.
4038 (spe_floatsidf2): Same.
4040 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4043 * c-common.c (fname_decl): Don't use line number of decl in
4046 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4048 * config/s390/s390-protos.h (s390_pool_operand): Remove.
4049 * config/s390/s390.c (s390_pool_operand): Likewise.
4050 (s390_extra_constraint_str): Handle 'B' constraints.
4051 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
4052 * config/s390/s390.md: Document 'B' constraints.
4053 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
4054 s390_pool_operand to prevent insns with two literal pool
4055 references. Make pattern commutative.
4056 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
4057 'B' constraint instead of s390_pool_operand.
4059 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4061 * tree-cfg.c (create_bb): Remove unnecessary memset.
4063 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4065 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
4066 (thread_block): Call flush_pending_stmt instead of
4069 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4071 * loop-iv.c (iv_number_of_iterations): Make it static.
4072 * cfgloop.h: Remove the corresponding prototype.
4074 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4076 * function.c (combine_temp_slots, assign_parms,
4077 expand_pending_sizes): Make them static.
4078 * tree.h: Remove the corresponding prototypes.
4080 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4082 * emit-rtl.c (copy_most_rtx): Remove.
4083 * rtl.h: Remove the corresponding prototype.
4085 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4087 * cfgloop.c (flow_loops_update): Remove.
4088 * cfgloop.h: Remove the corresponding prototype.
4090 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4092 * conflict.c (mark_reg, conflict_graph_compute): Remove.
4093 * basic-block.h: Remove the prototype for
4094 conflict_graph_compute.
4096 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4098 * tree-if-conv.c (add_to_dst_predicate_list): Change the
4099 second argument to basic_block.
4100 (tree_if_convert_cond_expr): Update call sites.
4102 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4104 * fold-const.c (pedantic_non_lvalue): Make it static.
4105 * tree.h: Remove the corresponding prototype.
4107 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4109 * optabs.c (prepare_operand): Make it static.
4110 * optabs.h: Remove the corresponding prototype.
4112 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4114 * reload1.c (reloads_conflict, gen_reload): Make them static.
4115 * reload.h: Remove the corresponding prototypes.
4117 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4119 * reload.c (refers_to_mem_for_reload_p,
4120 refers_to_regno_for_reload_p): Make them static.
4121 * reload.h: Remove the corresponding prototypes.
4123 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
4124 Eric Botcazou <ebotcazou@libertysurf.fr>
4127 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
4128 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
4129 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
4130 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
4131 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
4132 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
4133 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
4134 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
4135 MODE_VECTOR_INT modes.
4136 (sparc_extra_constraint_check): Add new constraint 'Y'.
4137 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
4138 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
4139 (V64): New mode macro for 64-bit modes.
4140 (movsf): Use V32 for mode instead of SF.
4141 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
4142 alongside 'G' constraint.
4143 (movdf): Use V64 for mode instead of DF.
4144 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
4145 of DF. Add 'Y' constraint alongside 'G' constraint.
4146 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
4149 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4151 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
4152 integer NEG and ABS.
4153 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
4154 ("*negdi2_31"): Reimplement using a splitter.
4155 ("*negdi2_cc", "*negdi2_cconly"): New insns.
4156 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
4157 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
4158 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
4159 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
4160 ("*absdi2_cc", "*absdi2_cconly"): New insns.
4161 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
4162 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
4163 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
4164 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
4165 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
4166 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
4167 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
4168 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
4169 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
4171 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
4173 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
4174 when eliminating an UNSPEC_CMPINT.
4175 (s390_secondary_input_reload_class): Fix test for CC register reload.
4176 (s390_secondary_output_reload_class): Likewise.
4177 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
4178 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
4179 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
4180 insn patterns with splitters.
4182 2004-11-09 David Edelsohn <edelsohn@gnu.org>
4184 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
4185 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
4187 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4189 * tree-phinodes.c (phi_reverse): New.
4190 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
4192 * tree-flow.h: Add a prototype for phi_reverse.
4194 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
4196 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4198 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
4201 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
4204 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4206 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
4207 instead of "arg" in diagnostics.
4209 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
4211 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
4212 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
4213 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
4214 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4215 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
4216 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
4217 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
4218 config/iq2000/iq2000.c, config/m32r/m32r.c,
4219 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
4220 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
4221 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
4222 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
4223 config/sh/symbian.c, config/stormy16/stormy16.c,
4224 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
4225 and %> as appropriate. Use %' as apostrophe in diagnostics where
4226 applicable. Use %< and %> in place of '' quotes where applicable.
4227 Use %qs in place of %<%s%>. Consistently quote __builtin function
4230 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
4232 * gdbinit.in (pbb, pbm): New macros.
4234 2004-11-08 Jeff Law <law@redhat.com>
4236 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
4237 implementing it inline.
4239 * cfganal.c (find_edge): Search pred->succs or succ->preds,
4240 whichever is shorter.
4242 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4244 * passes.c (rest_of_handle_jump): Remove dead code.
4246 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4248 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
4249 the last used element in the worklist.
4251 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4253 * tree-inline.c (remap_save_expr): Make it static.
4254 * tree-inline.h: Remove the corresponding prototype.
4256 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4258 * tree-ssa-loop-niter.c (upper_bound_in_type,
4259 lower_bound_in_type): Make them static.
4260 * tree.h: Remove the corresponding prototypes.
4262 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4264 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
4266 * tree-ssa-live.h: Remove the corresponding prototypes.
4268 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4270 * tree-if-conv.c (tree_if_conversion): Make it static.
4271 * tree-flow.h: Remove the corresponding prototype.
4273 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4275 * tree-ssa-operands.c (build_ssa_operands): Make it static.
4276 * tree-flow.h: Remove the corresponding prototype.
4278 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
4281 * tree-inline.c (copy_body_r): Change "t = t" to empty
4282 statement instead of "t".
4284 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4286 * modulo-sched.c (create_partial_schedule,
4287 free_partial_schedule, reset_partial_schedule,
4288 ps_add_node_check_conflicts, rotate_partial_schedule): Make
4291 2004-11-08 Richard Henderson <rth@redhat.com>
4293 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
4296 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4298 * sched-deps.c (add_insn_mem_dependence): Make it static.
4299 * sched-int.h: Remove the corresponding prototypes.
4301 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4303 * flow.c (allocate_bb_life_data): Make it static.
4304 * basic-block.h: Remove the corresponding prototype.
4306 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4308 * calls.c (split_complex_values, split_complex_types): Make
4310 * expr.h: Remove the corresponding prototypes.
4312 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
4314 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
4315 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4317 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4319 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
4320 statements that always trigger.
4322 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
4324 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
4325 tree-scalar-evolution.c, tree-ssa-loop-im.c,
4326 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
4327 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
4330 2004-11-08 Ben Elliston <bje@au.ibm.com>
4332 * cgraph.h (cgraph_calls_p): Remove.
4333 * cgraph.c (cgraph_calls_p): Likewise.
4335 * varray.h (varray_copy): Remove.
4336 * varray.c (varray_copy): Likewise.
4338 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
4341 * config/darwin.c (machopic_indirect_data_reference):
4342 Call gen_macho_high and gen_macho_low instead of
4343 checking the mode and calling gen_macho_high_di directly.
4344 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4345 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
4347 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
4348 load_macho_picbase, macho_low, macho_high): Removed.
4349 (builtin_setjmp_receiver): Call gen_macho_high and
4350 gen_macho_low instead of checking the mode and calling
4351 gen_macho_high_di directly.
4352 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
4353 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
4354 Moved from rs6000.md.
4355 (macho_high): New expander.
4356 (macho_high_si): Renamed version of macho_high from rs6000.md.
4357 (macho_low): New expander.
4358 (macho_low_si): Renamed version of macho_low from rs6000.md.
4359 (load_macho_picbase): New expander.
4360 (load_macho_picbase_si): Renamed version of load_macho_picbase
4362 (macho_correct_pic): New expander.
4363 (macho_correct_pic_si): Renamed version of macho_correct_pic
4366 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
4368 * c-decl.c (finish_struct): Use complete sentences for diagnostic
4369 for structures or unions with no members or named members.
4371 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
4373 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
4374 taking address of bit-field by assertion.
4376 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4378 * config/s390/s390.md (attribute "op_type"): Default to "NN".
4379 (attribute "atype"): Default to "agen".
4380 (attribute "length"): Default to 6.
4381 (define_asm_attibutes): Remove.
4382 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
4383 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
4384 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
4385 Do not set type attribute to "cs" where already default.
4386 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
4388 Do not set type attribute to "other" where already default.
4389 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
4390 "*strlendi", "*strlensi",
4391 "*movmem_long_64", "*movmem_long_31",
4392 "*clrmem_long_64", "*clrmem_long_31",
4393 "*cmpmem_long_64", "*cmpmem_long_31",
4394 "*cmpint_si", "*cmpint_di",
4395 "addti3", "*adddi3_31z", "*adddi3_31",
4396 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
4397 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
4398 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
4399 "*pool_entry", "pool_align", "pool_section_start",
4400 "pool_section_end", "main_pool", "reload_base_31", "pool"):
4401 Do not set op_type attribute to "NN" where already default.
4402 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
4403 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
4404 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
4405 Do not set atype attribute to "agen" where already default.
4406 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
4408 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
4410 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
4412 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
4415 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
4416 R3000 and R4000 macros on IRIX.
4418 2004-11-06 Andreas Schwab <schwab@suse.de>
4421 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
4424 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4426 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
4428 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4430 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
4431 matches no insns already matched by other reservations.
4432 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
4433 matches no insns already matched by other reservations.
4434 ("x_ss"): Remove, replace by ...
4435 ("x_cs"): ... this new reservation. Check type instead of op_type.
4436 Update bypasses to use x_cs instead of x_ss.
4437 ("x_nn"): Remove, replace by ...
4438 ("x_other"): ... this new reservation. Check type instead of op_type.
4439 Add x_other and x_branch to bypasses.
4440 ("x_vs"): New reservation.
4441 * config/s390/s390.md (attribute "type"): Default according to op_type.
4442 ("*execute"): Set type to "cs".
4444 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4446 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
4447 if we are in GIMPLE.
4449 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
4451 PR rtl-optimization/17933
4452 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
4453 (covers_regno_p): New function. Handle SETs of PARALLEL,
4454 and defer the rest to...
4455 (covers_regno_no_parallel_p): New function.
4457 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4459 * config/sparc/sparc.c (function_arg_record_value_1): Skip
4460 fields with zero length.
4461 (function_arg_record_value_2): Likewise.
4462 (function_arg_record_value_3): Use smallest_mode_for_size
4463 instead of mode_for_size.
4464 (function_arg_union_value): Return naked register for unions
4467 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4469 * config/sparc/sparc.c (scan_record_type): Handle vector types.
4470 (function_arg_slotno): Handle vector types specially.
4471 (function_arg_record_value_1): Split fields with vector type and
4472 BLKmode into their subparts.
4473 (function_arg_record_value_2): Likewise. Be prepared to handle
4474 more than 2 registers per field.
4475 (function_arg_union_value): Increment regno inside the loop.
4476 (function_arg_vector_value): New function.
4477 (function_arg): Use it to split fields with vector type and
4478 BLKmode into their subparts and build a PARALLEL. Treat
4479 other vector types like floats.
4480 (function_value): Likewise.
4481 (sparc_pass_by_reference): Handle vector types.
4482 (sparc_return_in_memory): Likewise.
4484 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4486 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
4487 statement that never triggers.
4489 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
4491 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
4492 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
4493 ("x_fdivd"): Use also for fsqrtd type.
4494 ("x_fdivs"): Use also for fsqrts type.
4495 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
4496 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
4497 ("fix_truncdfsi2_ibm"): Set type to "other".
4498 ("floatdidf2", "floatdisf2"): Do not clobber CC.
4499 ("floatsidf2", "floatsidf2_ieee"): Likewise.
4500 ("floatsisf2", "floatsisf2_ieee"): Likewise.
4501 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
4502 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
4504 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
4505 ("sqrtdf2"): Set type to "fsqrtd".
4506 ("sqrtsf2"): Set type to "fsqrts".
4508 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4510 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
4511 pointer to the last PHI node in the new PHI chain.
4513 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
4515 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
4516 for non-PIC TLS_MODEL_INITIAL_EXEC case.
4518 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4520 * expmed.c: Fix a comment typo.
4522 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4525 * config/i386/cygming.h
4526 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
4528 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4530 * config/sh/sh4a.md: Fix copyright.
4532 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
4534 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
4537 2004-11-05 David Edelsohn <edelsohn@gnu.org>
4539 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
4540 when carry not used. Suggested by Torbjorn Granlund.
4542 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
4543 operand[1] unnecessarily. Suggested by Eric Christopher.
4544 (rs6000_adjust_cost): Increase latency of store to wider load.
4545 (rs6000_rtx_costs): mulli only allows 16-bit constants.
4547 2004-11-05 Stan Shebs <shebs@apple.com>
4549 * config/rs6000/rs6000.c (machopic_output_stub): Output
4550 ldu instead of lwzu for 64-bit stubs.
4552 2004-11-05 Richard Henderson <rth@redhat.com>
4554 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
4556 (alpha_expand_unaligned_store): Likewise.
4558 2004-11-05 Richard Henderson <rth@redhat.com>
4560 * expmed.c (extract_force_align_mem_bit_field): New.
4561 (extract_split_bit_field): Call it.
4563 2004-11-05 Richard Henderson <rth@redhat.com>
4565 * ia64.md (UNSPEC_SHRP): New.
4566 (dshift_count_operand): New.
4567 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
4568 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
4570 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
4572 * c-typeck.c (output_init_element): Return early if value is
4575 2004-11-05 James E Wilson <wilson@specifixinc.com>
4577 * invoke.texi (-fno-guess-branch-probability): Rewrite.
4579 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
4580 1 to UNSPEC_GR_SPILL.
4582 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
4584 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
4585 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
4587 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
4589 * bitmap.h (enum bitmap_bits): Remove.
4590 (bitmap_operation): Remove.
4591 (bitmap_and, bitmap_and_into, bitmap_and_compl,
4592 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4593 bitmap_xor_into): Prototype.
4594 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
4595 (bitmap_operation): Remove.
4596 (bitmap_and, bitmap_and_into, bitmap_and_compl,
4597 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4598 bitmap_xor_into): New.
4599 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
4601 PR tree-optimization/18307
4602 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
4603 and ORIG being the same node.
4605 2004-11-04 Geoffrey Keating <geoffk@apple.com>
4607 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
4608 (install-mkheaders): Install the version built for the
4609 host, not for the build machine.
4610 * configure.ac: Always run fixincludes.
4611 (all_outputs): Remove mkheaders.
4612 * configure: Regenerate.
4613 * fixinc.in: Move to fixincludes/.
4614 * mkfixinc.sh: Likewise.
4615 * mkheaders.in: Likewise.
4616 * README-fixinc: Likewise.
4618 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
4621 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
4622 equivalent on the A4.
4624 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
4626 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
4627 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
4628 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
4629 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
4630 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
4631 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
4632 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
4633 doc/trouble.texi: Correct end-of-sentence markup and markup of
4634 "etc.", "e.g." and "i.e.". Use @code in various places where
4637 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
4639 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
4640 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
4641 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
4644 2004-11-04 Mark Mitchell <mark@codesourcery.com>
4646 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
4647 * doc/extend.texi: Document "notshared" attribute.
4649 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4651 * tree-phinodes.c (make_phi_node): Make it static.
4652 * tree.h: Remove the prototypes for make_phi_node.
4654 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4656 * stmt.c (expand_asm, expand_asm_operands): Make them static.
4657 * tree.h: Remove the prototypes for expand_asm and
4658 expand_asm_operands.
4660 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4662 * passes.c (rest_of_compilation): Make it static.
4663 * toplev.h: Remove the prototype for rest_of_compilation.
4665 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4667 * jump.c (cleanup_barriers): Use delete_insn instead of
4669 (delete_barrier): Remove.
4670 * rtl.h: Remove the corresponding prototype.
4672 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4674 * expr.c (mostly_zero_p): Make it static.
4675 * tree.h: Remove the prototype for mostly_zeros_p.
4677 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4679 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
4681 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4683 * builtins.c (expand_builtin_return_addr,
4684 expand_builtin_longjmp, expand_builtin_trap): Make them static.
4685 * expr.h: Remove the prototypes for expand_builtin_longjmp and
4686 expand_builtin_trap.
4687 * tree.h: Remove the prototype for expand_builtin_return_addr.
4689 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4691 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
4692 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
4693 with VAL being NULL.
4695 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4697 * cfghooks.c (delete_basic_block): Remove code to truncate
4700 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
4702 * flow.c (init_propagate_block_info): Change the type of i to
4705 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
4707 PR tree-optimization/18184
4708 * c-typeck.c (comptypes): Do not treat pointers of different
4709 modes or alias-all flags as equivalent.
4710 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
4712 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
4714 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
4715 reference specific C parser files in examples.
4717 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
4720 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
4721 as OP_INOUT if the instruction is predicated.
4723 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4725 * bitmap.h: Fix a comment typo. Follow spelling conventions.
4726 * tree-vectorizer.c: Fix a comment typo.
4728 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
4730 * sdbout.c (SDB_GENERATE_FAKE): Remove.
4731 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
4732 * system.h: Poison SDB_GENERATE_FAKE.
4733 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
4735 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
4737 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
4739 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4742 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
4745 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
4747 * predict.c (propagate_freq): Make bitno unsigned. Move
4748 npredecessors update out of loop.
4750 * bitmap.h (bitmap_iterator): Remove word_bit and bit
4751 fields. Rename others.
4752 (bmp_iter_common_next_1, bmp_iter_single_next_1,
4753 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
4754 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
4755 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
4756 bmp_iter_and_next): Remove.
4757 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
4758 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
4760 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
4761 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
4763 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
4764 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
4765 bitmap_and_into, bitmap_ior_into as appropriate.
4766 * except.c (remove_eh_handler): Likewise.
4767 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
4768 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4769 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
4770 * tree-ssa-live.h (live_merge_and_clear): Likewise.
4771 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
4774 * bitmap.c (bitmap_print): Make bitno unsigned.
4775 * bt-load.c (clear_btr_from_live_range,
4776 btr_def_live_range): Likewise.
4777 * caller-save.c (save_call_clobbered_regs): Likewise.
4778 * cfganal.c (compute_dominance_frontiers_1): Likewise.
4779 * cfgcleanup.c (thread_jump): Likewise.
4780 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4781 * conflict.c (conflict_graph_compute): Likewise.
4782 * ddg.c (add_deps_for_use): Likewise.
4783 * df.c (df_refs_update): Likewise.
4784 * except.c (remove_eh_handler): Likewise.
4785 * flow.c (verify_local_live_at_start, update_life_info,
4786 initialize_uninitialized_subregs, propagate_one_insn,
4787 free_propagate_block_info, propagate_block, find_use_as_address,
4788 reg_set_to_hard_reg_set): Likewise.
4789 * gcse.c (clear_modify_mem_tables): Likewise.
4790 * global.c (global_conflicts, build_insn_chain): Likewise.
4791 * ifcvt.c (dead_or_predicable): Likewise.
4792 * local-alloc.c (update_equiv_regs): Likewise.
4793 * loop.c (load_mems): Likewise.
4794 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
4796 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
4798 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
4799 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
4800 * sched-rgn.c (propagate_deps
4801 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
4802 * tree-dfa.c (dump_dfa_stats
4803 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
4804 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
4806 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
4807 free_temp_expr_table, find_replaceable_exprs): Likewise.
4808 * tree-sra.c (scan_function, scalarize_parms): Likewise.
4809 * tree-ssa-alias.c (init_alias_info,
4810 compute_points_to_and_addr_escape,
4811 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
4812 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
4813 * tree-ssa-live.c (new_tree_live_info, live_worklist,
4814 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
4815 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
4816 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
4817 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
4818 add_call_read_ops): Likewise.
4819 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
4820 * tree-ssa-live.h (num_var_partitions): Return unsigned.
4822 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
4824 PR tree-optimization/18009
4825 * tree-vectorizer.h (enum dr_alignment_support): New type.
4826 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
4827 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
4828 single data_reference (instead of a varray of references).
4829 * tree-vectorizer.c (new_loop_vec_info): Likewise.
4830 (vect_gen_niters_for_prolog_loop): Likewise.
4831 (vect_update_inits_of_drs): Likewise.
4833 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
4834 vect_enhance_data_refs_alignment.
4835 (vect_do_peeling_for_alignment): Likewise.
4836 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
4837 this functionality used to be in vect_analyze_data_refs_alignment.
4838 Also update DR_MISALIGNMENT due to peeling; this functionality used to
4839 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
4840 (vect_analyze_data_refs_alignment): Decision on whether and by how much
4841 to peel moved to vect_enhance_data_refs_alignment. Call
4842 vect_supportable_dr_alignment.
4844 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
4845 (vect_compute_data_refs_alignment): Return bool. Consider return value
4846 of vect_compute_data_ref_alignment and return true/false accordingly.
4847 (vect_enhance_data_refs_alignment): Consider return value of
4848 vect_compute_data_refs_alignment and return true/false accordingly.
4850 (vect_supportable_dr_alignment): New function.
4851 (vectorizable_store): Call vect_supportable_dr_alignment.
4852 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
4853 support checks moved from here to vect_supportable_dr_alignment.
4855 (vect_transform_loop): Avoid 80 columns overflow.
4857 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4859 * timevar.c (timevar_enable): Change from
4861 (timevar_push): Rename to ...
4862 (timevar_push_1): this and remove the
4864 (timevar_pop): Rename to ...
4865 (timevar_pop_1): this and remove the
4867 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
4868 (timevar_pop): New macro.
4869 (timevar_push): New macro.
4870 (timevar_enable): Declare.
4872 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4874 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
4875 libgcc for shared libraries.
4877 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4879 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
4880 * config/s390/s390.c (s390_split_access_reg): New function.
4881 (regclass_map): Add access registers.
4882 (get_thread_pointer): Use access register instead of UNSPEC_TP.
4883 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
4884 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
4885 (TP_REGNUM): New define.
4886 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
4887 REG_ALLOC_ORDER): Add access registers.
4888 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
4889 CANNOT_CHANGE_MODE_CLASS): Support access registers.
4890 (enum reg_class): Add ACCESS_REGS.
4891 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
4892 (REG_CLASS_FROM_LETTER): Add 't' constraint.
4893 (REGISTER_NAMES): Add access registers.
4894 * config/s390/s390.md (UNSPEC_TP): Remove.
4895 ("*movdi_64"): Add access register alternatives. Provide splitters
4896 to split DImode access register <-> GPR moves into SImode moves.
4897 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
4898 ("movstrictsi"): Likewise.
4899 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
4900 ("set_tp_64", "set_tp_31"): Likewise.
4901 ("*set_tp"): New insn.
4903 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4905 * tree-phinodes.c (resize_phi_node): Copy only a portion of
4906 the PHI node currently in use.
4908 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4911 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
4914 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
4916 PR tree-optimization/18270
4917 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
4918 abnormal edges, commit all pending stmts on incoming edges.
4920 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4922 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
4923 cause extra costs. Generate canonical RTL.
4925 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
4927 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
4928 (lambda_compute_target_space). Ditto.
4929 * lambda.h (lambda_trans_matrix): Ditto.
4930 (lambda_linear_expression): Ditto.
4931 (lambda_body_vector): Ditto.
4932 (lambda_loopnest): Ditto.
4933 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
4934 update comments, and remove pointless addition of 0.
4935 (linear_transform_loops): Update comments.
4937 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
4939 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
4942 2004-11-03 Jeff Law <law@redhat.com>
4944 * predict.c (struct block_info_def): Kill "tovisit" field.
4945 (propagate_freq): Accept new "tovisit" parameter. Change
4946 read/write access methods for "tovisit" to check the "tovisit"
4947 bitmap instead of a bit in block_info_def.
4948 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
4949 it to propagate_freq.
4951 * stmt.c (expand_case): Speed up code to detect duplicate case
4952 label targets and count unique case label targets.
4954 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4956 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
4958 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4960 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
4962 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
4964 * tree-cfg.c (find_taken_edge): Abort if we are given a
4965 statement that is neither COND_EXPR nor SWITCH_EXPR.
4967 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
4969 * fold-const.c (fold): Reassociate also (x - mult) + mult and
4970 (mult - x) + mult. Cast operands of expression after applying
4971 distributive law to the correct types. Apply distributive law
4972 to a * c - b * c for all non-float types.
4974 2004-11-02 Geoffrey Keating <geoffk@apple.com>
4976 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
4977 because we don't want to run them now; instead, set them to
4978 stmp-install-fixproto or stmp-install-fixinc.
4979 * Makefile.in (stmp-install-fixproto): New.
4980 (stmp-install-fixinc): New.
4981 * configure: Regenerate.
4983 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
4985 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
4988 2004-11-02 Ziemowit Laski <zlaski@apple.com>
4990 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
4991 (c_types_compatible_p): Move function definition...
4992 * c-objc-common.c (c_types_compatible_p): ...here.
4993 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
4996 2004-11-02 Steven Bosscher <stevenb@suse.de>
4998 * cfgloop.h (struct loop): Update comment.
4999 * cse.c (cse_main): Remove obsolete comment.
5001 * expr.h (gen_cond_trap): Move prototype under functions provided
5003 (canonicalize_condition, get_condition): Move to...
5004 * rtl.h (canonicalize_condition, get_condition): ...here.
5005 (branch_target_load_optimize): Add comment that this function is
5007 * loop.c (canonicalize_condition, get_condition): Move to...
5008 * rtlanal.c (canonicalize_condition, get_condition): ...here.
5009 * sched-deps.c (get_condition): Rename to sched_get_condition.
5010 (add_dependence): Update this caller.
5012 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5015 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
5016 that the vops get marked for renaming.
5018 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
5020 * config/s390/s390.md ("movcc"): Set type attribute.
5022 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5024 * tree-phinodes.c (add_phi_arg): Add an assertion that the
5025 edge already exists.
5027 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5029 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
5030 element that's being removed.
5032 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5034 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
5035 arguments using PENDING_STMT.
5036 (thread_block): Call copy_phis_to_block after redirecting an
5039 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5041 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
5042 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
5043 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
5044 (bitmap_ior_and_compl_into): Produce bool.
5045 (bitmap_union_of_diff): Rename to ...
5046 (bitmap_ior_and_compl): ... here. Produce bool.
5047 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
5048 bitmap_operation directly.
5049 (bitmap_union_of_diff): Rename to ...
5050 (bitmap_ior_and_compl): ... here. Return bool, use
5051 bitmap_operation directly.
5052 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
5053 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
5054 * global.c (modify_bb_reg_pav): Likewise.
5056 * bitmap.h (bitmap_equal_p): Return bool.
5057 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
5058 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
5059 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
5060 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
5061 bitmap_intersect_compl_p.
5062 * ifcvt (dead_or_predicable): Likewise.
5064 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5066 PR rtl-optimization/17104
5067 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
5068 loads in zero_extend.
5070 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
5073 * toplev.c (debug_type_names): Remove "dwarf-1".
5075 2004-11-02 Ben Elliston <bje@au.ibm.com>
5077 * timevar.h (timevar_get): Remove.
5078 * timevar.c (timevar_get): Remove unused function.
5080 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
5082 * doc/include/texinfo.tex: Update from Texinfo CVS.
5084 2004-11-02 Ben Elliston <bje@au.ibm.com>
5086 * cppdefault.h (cpp_SYSROOT): Remove.
5087 * cppdefault.c (cpp_SYSROOT): Likewise.
5089 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
5091 PR tree-optimization/16447
5092 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
5093 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
5094 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
5095 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
5096 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
5097 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
5098 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
5099 (identical_copies_p): New. Return true is two copies are the same.
5100 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
5101 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
5103 (perform_edge_inserts): New. Determine what to do with all stmts that
5104 have been inserted on edges.
5105 (remove_ssa_form): Analyze and commit edges from here.
5107 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
5110 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
5111 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
5112 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5113 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
5115 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
5118 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
5119 parameter declarations.
5121 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
5123 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
5124 (s390_secondary_input_reload_class)
5125 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
5127 (s390_expand_cmpmem): Enable cmpmem implementation.
5128 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
5129 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
5130 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
5131 * config/s390/s390.md ("movcc"): New insn pattern.
5132 * doc/md.texi: Document 'c' constraint for s390.
5134 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
5137 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
5140 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
5142 Fix PR tree-optimization/17672
5143 Fix PR tree-optimization/18168
5145 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
5147 (gcc_tree_to_linear_expression): Add extra to existing constant.
5148 (depth_of_nest): Factor out function used in various places.
5149 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
5151 (find_induction_var_from_exit_cond): Stop guessing, and just
5152 get the right answer :).
5153 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
5154 Print out message about result of attempt to create perfect nest.
5155 (lbv_to_gcc_expression): Add type argument, use it to do math
5156 and induction variable creation.
5157 (lle_to_gcc_expression): Ditto.
5158 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
5159 oldiv. Pass type argument to lle_to_gcc_expression and
5160 lbv_to_gcc_expression.
5161 Reset number of iterations after transformation.
5162 (perfect_nestify): Remove useless pre-allocation, and cleanup
5165 * tree-data-ref.c (build_classic_dist_vector): Return false for
5166 dependences completely outside of the loop nest we asked about.
5167 (build_classic_dir_vector): Ditto.
5168 (compute_data_dependences_for_loop): Only add dependence relations
5169 inside the loop we asked about.
5171 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
5172 Compute immediate uses.
5174 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
5176 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
5178 * tree-cfg.c (thread_jumps): Fix a comment typo.
5180 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
5182 * tree-cfg.c (thread_jumps): Fix a comment typo.
5184 2004-10-31 Nicolas Pitre <nico@cam.org>
5186 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
5187 values smaller than 2^32.
5189 2004-10-31 Jeff Law <law@redhat.com>
5191 * cfgloop.h (struct loop): Remove unused "nodes" field.
5192 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
5193 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
5194 instead of calling flow_bb_inside_loop_p for every basic block
5196 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
5198 2004-10-31 Graham Stott <graham.stott@btinternet.com>
5200 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
5201 INT_5_BITS instead of VAL_5_BITS_P.
5203 2004-10-31 Roger Sayle <roger@eyesopen.com>
5206 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
5207 for consistent quoting in diagnostic messages.
5208 (expand_call_inline): Likewise.
5209 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5210 * tree-ssa.c (warn_uninitialized_var): Likewise.
5211 (warn_uninitialized_phi): Likewise.
5213 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
5215 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
5218 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
5220 * c-common.c: Fix a comment typo.
5222 2004-10-31 Jason Merrill <jason@redhat.com>
5225 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
5226 aggregate types that are not BLKmode.
5228 2004-10-30 Ziemowit Laski <zlaski@apple.com>
5230 * c-common.h (objc_lookup_ivar): Add second parameter to
5232 * c-typeck.c (build_external_ref): After looking up symbol,
5233 pass it to objc_lookup_ivar() to decide whether it or the
5234 ivar should be used, rather than deciding the issue locally.
5235 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
5236 which is simply returned in the non-ObjC case.
5238 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
5240 * sdbout.c (sdbout_symbol): Do not output type .def statements
5243 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
5245 * c-common.c (catenate_strings): New.
5246 (c_parse_error): Use it. Don't over-escape.
5248 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
5250 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
5251 modify the for loop expressions for it. Remove unnecessary casts.
5252 (sh_expand_prologue): Declare reg as unsigned.
5253 (sh_gimplify_va_arg_expr): Initinalize lab_over.
5254 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
5256 2004-10-30 Geoffrey Keating <geoffk@apple.com>
5258 * doc/invoke.texi (Darwin Options): Improve description of
5259 how the subtype is chosen.
5261 2004-10-30 Roger Sayle <roger@eyesopen.com>
5264 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
5265 the stack adjustment, "size", is valid for Pmode. If the stack
5266 frame is too large, generate a trap insn and issue a warning.
5268 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
5270 * tree-ssa-dom.c: Fix comment typos.
5272 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
5274 * config/sh/sh.c (prepare_move_operands): Use operands[0]
5275 for the output rtl if no_new_pseudos is set. Remove redundant
5278 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
5281 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
5282 determining whether to copy parameter types from a previous
5283 prototype declaration.
5285 2004-10-29 Roger Sayle <roger@eyesopen.com>
5287 PR rtl-optimization/17581
5288 * cselib.c (cselib_process_insn): The last instruction of a libcall
5289 block, with the REG_RETVAL note, should be considered in the libcall.
5290 * gcse.c (do_local_cprop): Allow constants to be propagated outside
5292 (adjust_libcall_notes): Use simplify_replace_rtx instead of
5293 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
5295 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
5297 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
5299 2004-10-29 Jeff Law <law@redhat.com>
5301 * tree-ssa-dom.c (struct edge_info): New structure holding
5302 edge equivalences and edge redirection information.
5303 (get_eq_expr_value, record_dominating_conditions): Kill.
5304 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
5305 Call record_edge_info.
5306 (allocate_edge_info, free_edge_info): New.
5307 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
5308 rather than cprop_into_phis. Free all edge infos before threading
5310 (thread_across_edge): Allocate new edge info structures as needed
5311 and store the redirection target into the edge info structure
5312 instead of the edge's AUX field.
5313 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
5314 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
5315 Revamp code which finds and records equivalences associated with
5316 edges to use saved data in the edge_info structure.
5317 (record_equivalencs_from_phis): Similarly.
5318 (dom_opt_finalize_block): Revamp code which finds and records
5319 equivalences associated with edges to use saved data in the
5320 edge_info structure.
5321 (build_and_record_new_cond): New function.
5322 (record_conditions): Use build_and_record_new_cond to record
5323 dominating conditions.
5324 (record_edge_info): New function.
5325 (record_range): Tighten test for conditions which create
5326 useful range records.
5328 2004-10-29 Geoffrey Keating <geoffk@apple.com>
5330 * config/i386/darwin.h (ASM_SPEC): Simplify.
5331 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
5332 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
5333 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
5334 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
5335 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
5336 in all cases. Pass the right -arch or -arch_only based on -mcpu.
5337 (ASM_SPEC): Handle -force_cpusubtype_ALL.
5338 * doc/invoke.texi (Darwin Options): Improve documentation for
5339 Darwin linker (and libtool) switches.
5341 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
5343 2004-10-29 Stan Shebs <shebs@apple.com>
5345 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
5347 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5349 * tree-phinodes.c (allocate_phi_node): New.
5350 (make_phi_node, resize_phi_node): Use it.
5352 2004-10-29 David Edelsohn <edelsohn@gnu.org>
5354 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
5355 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
5357 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5359 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
5361 * tree.h (tree_phi_node): Tell the garbage collector to chase
5364 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
5366 * opts.c (decode_options): Lower the crossjump threshold for -Os.
5368 2004-10-29 Diego Novillo <dnovillo@redhat.com>
5370 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
5372 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
5374 * bitmap.h (bitmap_empty_p): New.
5375 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5376 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
5377 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
5379 (bitmap_ior_and_compl): Rename to ...
5380 (bitmap_ior_and_compl_into): ... here.
5381 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
5382 (bitmap_ior_and_compl): Rename to ...
5383 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
5385 (bitmap_union_of_diff): Use renamed bitmap functions.
5386 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
5387 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
5388 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5389 * df.c (df_bb_rd_local_compute)
5390 * flow.c (calculate_global_regs_live,
5391 init_propagate_block_info): Likewise.
5392 * ifcvt.c (find_if_case_1, find_if_case_2,
5393 dead_or_predicable): Likewise.
5394 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
5395 reset_conflicts, conflicts_between_webs): Likewise.
5396 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
5397 detect_web_parts_to_rebuild): Likewise.
5398 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
5399 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
5400 * tree-sra.c (decide_instantiations): Likewise.
5401 * tree-ssa-alias.c (create_name_tags,
5402 merge_pointed_to_info): Likewise.
5403 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5404 * tree-ssa-loop-im.c (move_computations): Likewise.
5405 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
5406 * tree-ssa-pre.c (fini_pre): Likewise.
5407 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
5408 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
5409 * tree-vectorizer.c (vectorize_loops): Likewise.
5411 2004-10-29 Nick Clifton <nickc@redhat.com>
5413 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
5414 adding the PIC register to the fixed_regs array, also add it
5415 to the call_used_regs array.
5417 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5419 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
5420 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
5422 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
5424 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
5425 (rewrite_blocks): Modify argument, and use it to decide which
5427 (rewrite_def_def_chains): Call rewrite_blocks with true here.
5428 (rewrite_into_ssa): and call it with false here.
5430 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
5432 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
5433 triggers into gcc_assert.
5435 2004-10-28 Diego Novillo <dnovillo@redhat.com>
5437 PR tree-optimization/16728
5438 * tree-flow.h (get_ptr_info): Declare.
5439 * tree-ssa-alias.c (get_ptr_info): Make extern.
5440 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
5443 2004-10-28 Stan Shebs <shebs@apple.com>
5445 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
5446 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
5449 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
5451 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
5452 prevent their later unnecessary registration.
5453 (mf_build_check_statement_for): Remove "addr" argument, and
5454 related "__mf_value" generated code. Update callers.
5455 (mf_decl_eligible_p): New function, factored from mx_register_decls.
5456 (mx_register_decls): Call it.
5457 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
5458 to restore support for complex nested expressions.
5459 (mudflap_enqueue_decl): Simplify. Move registration call emission
5461 (mudflap_finish_file): ... to here.
5462 (mudflap_enqueue_constant): Remove dump code.
5464 2004-10-28 Zack Weinberg <zack@codesourcery.com>
5467 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
5468 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
5469 (dbxout_finish_complex_stabs): Update to match.
5470 (dbxout_symbol_location): Call emit_pending_bincls_if_required
5471 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
5472 dbxout_begin_complex_stabs_noforcetext.
5473 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
5474 N_GSYM, using new SYM parameter. Correct logic for special
5477 * varasm.c (function_section): If DECL is NULL_TREE, don't try
5478 to do anything else. Do not call get_insns if cfun or
5479 cfun->emit are NULL.
5481 2004-10-28 Adam Nemet <anemet@lnxw.com>
5484 * c-typeck.c (c_mark_addressable): Issue error if address of a
5485 register variable is taken. Use "%qD" to print DECL_NAME.
5487 2004-10-28 Diego Novillo <dnovillo@redhat.com>
5489 * opts.c (decode_options): Don't run PRE at -Os.
5491 2004-10-28 Richard Henderson <rth@redhat.com>
5493 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
5494 zero in the conditional.
5495 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
5497 2004-10-28 Richard Henderson <rth@redhat.com>
5499 * cse.c (memory_extend_rtx): Remove.
5500 (cse_main): Don't set it.
5501 (cse_insn): Use a local buffer instead.
5503 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5505 * profile.c (branch_prob): Call to init_edge_profiler added.
5506 * rtl-profile.c (rtl_init_edge_profiler): New function.
5507 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
5508 call to safe_insert_insn_on_edge.
5509 (rtl_profile_hooks): rtl_init_edge_profiler added.
5510 * tree-profile.c (tree_init_edge_profiler): New function.
5511 (tree_profile_hooks): tree_init_edge_profiler added.
5512 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
5514 2004-10-28 Nick Clifton <nickc@redhat.com>
5516 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
5517 emit_jump_insn() to generate the return instruction.
5519 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5521 * tree-phinodes.c: Remove trailing whitespace.
5523 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5525 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5526 * doc/invoke.texi: Fix a typo.
5528 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5530 * Makefile.in (OBJS-common): Remove duplicates.
5532 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5534 * lambda-code.c (nestify_update_pending_stmts): Remove.
5535 (perfect_nestify): Use flush_pending_stmts instead of
5536 nestify_update_pending_stmts.
5537 * tree-cfg.c (tree_make_forwarder_block): Use
5538 flush_pending_stmts.
5539 * tree-flow.h: Add a prototype for flush_pending_stmts.
5540 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
5541 Use flush_pending_stmts.
5542 (lv_update_pending_stmts): Remove.
5543 (tree_ssa_loop_version): Use flush_pending_stmts instead of
5544 lv_update_pending_stmts.
5545 * tree-ssa.c (flush_pending_stmts): New.
5547 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
5550 * final.c (alter_subreg): Compute correct offset to use with
5551 paradoxical SUBREGs of memory operands.
5552 * recog.c (general_operand): Allow paradoxical SUBREGs of
5553 memory operands after reload.
5554 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
5555 has failed when passed a hard register.
5557 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
5559 * function.c (assign_parm_setup_block): Handle parallels correctly.
5561 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
5563 * final.c (shorten_branches): Initialize flags structure.
5565 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
5567 * tree.c (int_cst_node, int_cst_hash_table): New variables.
5568 (init_ttree): Initialize them.
5569 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
5570 (build_int_cst_wide): Use hash table for oversized integers.
5572 2004-10-28 Nick Clifton <nickc@redhat.com>
5574 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
5577 2004-10-27 Richard Henderson <rth@redhat.com>
5580 * expr.c (emit_group_load): Don't go force temporary for memory
5582 (emit_group_store): Similarly.
5584 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
5587 * common.opt (--param): Fix spelling of parameter.
5589 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
5592 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
5593 Don't fold statement.
5594 <case ASM_EXPR>: Fold the statement.
5596 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
5598 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
5599 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
5601 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
5603 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
5604 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
5605 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
5606 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
5608 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
5610 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
5611 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
5612 punctuation outside quotes.
5614 2004-10-27 David Mosberger <davidm@hpl.hp.com>
5615 James E Wilson <wilson@specifixinc.com>
5618 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
5619 sibcall alloc instruction.
5620 (process_set): Handle sibcall alloc instruction.
5622 2004-10-27 Geoffrey Keating <geoffk@apple.com>
5624 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
5625 SUBTARGET_ATTRIBUTE_TABLE.
5626 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
5627 (SUBTARGET_ATTRIBUTE_TABLE): Define.
5628 * config/darwin.c (darwin_handle_weak_import_attribute): New.
5629 (HAVE_DEAD_STRIP): Delete.
5630 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
5631 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
5634 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
5636 * config/darwin.h (GTHREAD_USE_WEAK): Define.
5638 2004-10-28 Ben Elliston <bje@au.ibm.com>
5640 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
5641 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
5642 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
5643 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
5644 * tree-sra.c: Include "params.h".
5645 (decide_block_copy): Use new parameters.
5646 * doc/invoke.texi (Optimize Options): Document new SRA pass
5647 parameters sra-max-structure-size and sra-field-structure-ratio.
5649 2004-10-27 Nicolas Pitre <nico@cam.org>
5651 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
5653 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
5655 PR tree-optimization/18048
5656 * fold-const.c (try_move_mult_to_index): New function.
5657 (fold): Use try_move_mult_to_index.
5658 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
5659 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
5660 an all-ones unsigned constant without extra bits.
5661 * tree.c (build_low_bits_mask): New function.
5662 * tree.h (build_low_bits_mask): Declare.
5664 2004-10-27 David Edelsohn <edelsohn@gnu.org>
5667 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
5673 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5675 * tree-cfg.c (thread_jumps): Speed up by reordering the two
5676 conditions for entering basic blocks into worklist.
5678 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5680 * tree-cfg.c (thread_jumps): Speed up by pretending to have
5681 ENTRY_BLOCK_PTR in worklist.
5683 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5685 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
5686 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
5688 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
5690 Fix PR tree-optimization/17133
5692 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
5695 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
5696 (get_v_must_def_result_ptr): Modify for new structure of
5698 (get_v_must_def_kill_ptr): New.
5699 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
5700 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
5701 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
5702 (op_iter_init): Initialize new mustu members.
5703 (op_iter_next_mustdef): New function.
5704 (op_iter_init_mustdef): Ditto.
5706 * tree-flow.h (rewrite_def_def_chains): New function.
5708 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
5709 (ssa_mark_def_sites): Ditto.
5710 (rewrite_stmt): Ditto.
5711 (ssa_rewrite_stmt): Ditto.
5712 (rewrite_blocks): Factor out from rewrite_into_ssa.
5713 (mark_def_block_sites): Ditto.
5714 (rewrite_def_def_chains): New function, just rewrites def-def
5715 chains without phi node insertion.
5717 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
5719 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
5721 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
5722 they include the rhs now.
5724 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
5727 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
5729 (mark_really_necessary_kill_operand_phis): New function.
5730 (perform_tree_ssa_dce): Call it.
5731 (pass_dce): Add TODO_fix_def_def_chains.
5732 (pass_cd_dce): Ditto.
5734 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
5736 (rewrite_mem_refs): Ditto.
5738 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
5741 * tree-ssa-operands.c (allocate_v_may_def_optype):
5742 v_may_def_operand_type_t became v_def_use_operand_type_t.
5743 (allocate_v_must_def_optype) Ditto.
5744 (finalize_ssa_v_must_defs): Update for new operand type, as well
5745 as setting the use portion as well.
5746 (copy_virtual_operands): Copy the kill operand as well.
5747 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
5750 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
5751 v_def_use_operand_type.
5752 (v_must_def_optype_d): Use v_def_use_operand_type.
5753 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
5754 (V_MUST_DEF_KILL_*): New macros.
5755 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
5757 Rename existing must_i and num_v_must members to mustd_i and
5759 (SSA_OP_VMUSTDEFKILL): New flag.
5760 (SSA_OP_VIRTUAL_KILLS): New flag.
5761 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
5762 (SSA_OP_ALL_KILLS): New flag.
5763 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
5765 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
5767 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
5768 became V_MUST_DEF_RESULT.
5769 (rename_variables_in_bb): Rename kill pointer as well.
5771 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
5774 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
5776 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
5777 the block that needs it.
5779 2004-10-27 Zack Weinberg <zack@codesourcery.com>
5781 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
5784 2004-10-27 Zack Weinberg <zack@codesourcery.com>
5786 * c-lex.c (cb_def_pragma): Clean up code for making location
5787 palatable to diagnostic.c.
5789 2004-10-27 Steven Bosscher <stevenb@suse.de>
5791 PR tree-optimization/17757
5792 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
5793 without any PHI arguments left. Make sure the argument that
5794 we're supposed to remove exists at all.
5796 2004-10-27 Paul Brook <paul@codesourcery.com>
5798 * configure.ac: Don't test for [build] __cxa_atexit when building a
5800 * configure: Regenerate.
5802 2004-10-27 Paul Brook <paul@codeosurcery.com>
5804 * configure.ac: Use build_exeext not host_exeext when lookin for
5806 * configure: Regenerate.
5808 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
5810 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
5812 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
5813 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
5816 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
5817 to match -fprofile-use.
5819 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
5821 * config/rs6000/rs6000.c: Fix a comment typo.
5823 2004-10-27 Zack Weinberg <zack@codesourcery.com>
5825 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
5828 2004-10-27 Andreas Schwab <schwab@suse.de>
5830 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
5832 (default_stabs_asm_out_constructor): Likewise.
5834 2004-10-26 Geoffrey Keating <geoffk@apple.com>
5836 * builtins.c (fold_builtin_unordered_cmp): Always bring both
5837 operands to the same type.
5839 2004-10-26 James E Wilson <wilson@specifixinc.com>
5842 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
5844 2004-10-26 Zack Weinberg <zack@codesourcery.com>
5846 * dbxout.c: Include obstack.h.
5847 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
5849 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
5850 Default-define here.
5851 (DBX_CONTIN_LENGTH): Move definition with others.
5852 (DBX_FINISH_STABS): New target macro.
5853 (current_sym_code, current_sym_value, current_sym_addr)
5854 (current_sym_nchars, CHARS, dbxout_continue)
5855 (print_int_cst_octal, print_octal, print_wide_int)
5856 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
5857 (stabstr_ob, stabstr_last_contin_point): New variables.
5858 (NUMBER_FMT_LOOP): New improper macro.
5859 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
5860 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
5861 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
5862 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
5863 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
5864 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
5865 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
5866 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
5867 New functions and/or proper function-like macros.
5868 (CONTIN): Use stabstr_continue, unconditionally.
5869 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
5870 (dbxout_init): Initialize stabstr_ob. Check
5871 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
5872 if it was used. Use the new interfaces.
5873 (dbxout_source_file): Remove file argument; always write to
5874 asm_out_file. Use the new interfaces.
5875 (dbxout_type_method_1): Remove second argument which is always
5876 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
5877 (dbxout_type_methods): Remove write-only variables. Use the
5879 (dbxout_parms): Refactor to remove code duplicated in each of
5880 several successive if-else-if blocks. Use the new interfaces.
5881 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
5882 (dbxout_source_line, dbxout_finish, dbxout_type_index)
5883 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
5884 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
5885 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
5886 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
5887 Use the new interfaces.
5888 * Makefile.in (dbxout.o): Update dependencies.
5890 * defaults.h: Don't define ASM_STABD_OP.
5891 * output.h: Prototype new dbxout_* interfaces.
5892 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
5893 * varasm.c: Don't define ASM_STABS_OP.
5894 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
5895 Use the new dbxout.c interfaces. Call sorry if neither
5896 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
5898 * xcoffout.h: Don't define ASM_STABS_OP.
5899 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
5900 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
5901 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
5902 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
5903 do { ... } while (0) idiom.
5905 * config/alpha/alpha.c (num_source_filenames): Export.
5906 * config/alpha/alpha.h (num_source_filenames): Declare.
5907 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
5908 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
5909 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
5910 Always use .debugsym. Update commentary.
5911 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
5912 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
5913 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
5915 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
5916 (macho_branch_islands): Use new interfaces.
5918 * doc/tm.texi: Update.
5920 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5922 * expr.c (emit_group_store): Do not treat floats as BLKmode.
5923 (emit_group_load): Same.
5925 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
5927 * c-parse.in (datadef): Use pedwarn rather than error and warning
5928 for diagnostic in case of no declaration specifiers.
5930 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
5933 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
5934 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
5935 can be used to work around this.
5937 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5939 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
5942 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
5944 * stmt.c (expand_case): Update a comment.
5946 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
5948 * stmt.c (expand_case): Put an assertion that index_expr is
5949 never INTEGER_CST. Don't special case for constant
5952 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
5955 * c-parse.in (designator): Finish with a semi-colon.
5957 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
5959 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
5962 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
5964 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
5965 a default case only.
5967 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5969 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
5971 (spe_build_register_parallel): New.
5972 (rs6000_spe_function_arg): Handle e500 doubles.
5973 (function_arg): Same.
5974 (spe_func_has_64bit_regs_p): Same.
5975 (rs6000_function_value): Same.
5976 (rs6000_libcall_value): Same.
5977 (legitimate_lo_sum_address_p): Return false for e500 doubles.
5979 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
5981 (DATA_ALIGNMENT): Same.
5982 (CANNOT_CHANGE_MODE_CLASS): Same.
5984 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
5986 * expr.c (emit_group_load): Handle floats.
5987 (emit_group_store): Same.
5989 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
5991 * c-lex.c (get_nonpadding_token): Remove.
5992 (c_lex_with_flags): Push timevar and eat padding here. Improve
5993 stray token diagnostic.
5994 (lex_string): Replace logic with switch statement, eat padding
5997 2004-10-26 Geoffrey Keating <geoffk@apple.com>
6000 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
6002 2004-10-25 Geoffrey Keating <geoffk@apple.com>
6004 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
6006 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
6007 (ASM_MAKE_LABEL_LINKONCE): Delete.
6008 (ASM_WEAKEN_DECL): New.
6009 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
6010 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6011 (TEXT_SECTION_ASM_OP): Add a tab.
6012 (DATA_SECTION_ASM_OP): Likewise.
6013 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
6014 data_section on every section change.
6015 (EXTRA_SECTIONS): Add a bunch of new extra sections.
6016 (EXTRA_SECTION_FUNCTIONS): Likewise.
6017 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6018 (JCR_SECTION_NAME): Define.
6019 (TARGET_SECTION_TYPE_FLAGS): Don't define.
6020 * config/darwin.c (darwin_encode_section_info): A symbol is defined
6021 in this file if it is not weak.
6022 (textcoal_section): Delete.
6023 (datacoal_section): Delete.
6024 (darwin_make_decl_one_only): Delete.
6025 (machopic_select_section): Handle functions.
6026 (darwin_asm_named_section): Add a tab.
6027 (darwin_section_type_flags): Delete.
6028 (darwin_unique_section): Delete contents.
6029 (darwin_emit_unwind_label): Add a tab. Make decls weak if
6031 * config/darwin-protos.h (darwin_section_type_flags): Delete.
6032 (darwin_make_decl_one_only): Delete.
6033 (text_coal_section): New.
6034 (text_unlikely_section): New.
6035 (text_unlikely_coal_section): New.
6036 (const_coal_section): New.
6037 (data_coal_section): New.
6038 (const_data_coal_section): New.
6039 * varasm.c (function_section): Honour
6040 USE_SELECT_SECTION_FOR_FUNCTIONS.
6041 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
6042 TARGET_USES_WEAK_UNWIND_INFO is in effect.
6043 * dbxout.c (dbxout_source_file): Don't change sections while
6044 a function is being output.
6046 2004-10-25 David Ayers <d.ayers@inode.at>
6048 * c-common.h: Remove RID_ID.
6049 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
6050 (typespec_reserved_attr): Add rule for TYPENAME
6051 non_empty_protocolrefs.
6052 (yylexname): Remove special handling of RID_ID.
6054 2004-10-25 James E Wilson <wilson@specifixinc.com>
6056 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
6058 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
6061 * c-parse.in (array_designator): New.
6062 (designator): Use it.
6063 (initelt): Only permit array_designator without '=', not ".foo".
6065 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
6066 * gcc/Makefile.in: removed ggc for cgraphunit.
6067 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
6068 * gcc/cgraph.h: removed static var analysis data structures and calls.
6070 cgraph_mark_local_and_external_functions:changed name to
6071 cgraph_mark_local_functions
6072 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
6073 cgraph_reset_static_var_maps,get_global_static_vars_info,
6074 get_global_statics_not_read,get_global_statics_not_written,searchc,
6075 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
6076 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
6077 scan_for_static_refs,cgraph_characterize_statics_local,
6078 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
6080 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
6081 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
6083 * gcc/tree-flow.h static_vars_info: removed
6084 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
6085 removed calls to static vars analysis.
6086 get_call_expr_operands: removed callee variable.
6088 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6090 * cfg.c (unchecked_make_edge, redirect_edge_succ,
6091 redirect_edge_pred): Use VEC_safe_push instead of
6093 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6095 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6097 * cfgloopmanip.c (loopify): Take two more arguments true_edge
6099 * cfgloop.h: Adjust the corresponding prototype.
6100 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
6101 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
6103 2004-10-25 Jakub Jelinek <jakub@redhat.com>
6105 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
6106 DECL_INCOMING_RTL is NULL.
6108 2004-10-25 Steven Bosscher <stevenb@suse.de>
6110 * timevar.def (TV_FIND_REFERENCED_VARS): New.
6111 * tree-dfa.c (pass_referenced_var): Use it.
6113 2004-10-25 Roger Sayle <roger@eyesopen.com>
6114 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6116 * cse.c: Change encoding of quantity numbers to avoid undefined
6117 pointer arithmetic on qty_table.
6118 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
6119 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
6120 (new_basic_block): Assign "real" quantity numbers from zero.
6121 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
6122 REG_QTY to its unique negative value.
6123 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
6124 (cse_main): Don't include max_reg when determining max_qty.
6125 (cse_basic_block): Avoid subtracting a large offset from qty_table,
6126 which causes undefined C99 behaviour. Only allocate needed memory.
6128 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
6130 * stmt.c (expand_case): Remove an obsolete comment.
6132 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
6135 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
6136 layout_type as it is already done by build_array_type.
6137 * tree.c (build_array_type): Layout the type even
6139 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
6141 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
6143 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
6145 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
6146 with wider-than-32-bit HOST_WIDE_INTs.
6148 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
6150 * config/mips/mips.c(mips_output_filename): Remove unused
6151 array ltext_label_name
6153 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
6155 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
6157 2004-10-25 Ben Elliston <bje@au.ibm.com>
6159 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
6161 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
6163 * predict.c (predict_loops): Call scev_finalize instead of
6166 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
6168 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
6169 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
6170 config/sh/ushmedia.h, config/sparc/elf.h,
6171 config/sparc/sp64-elf.h: Update copyright.
6173 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
6175 * stmt.c (expand_case): Handle the default label outside of
6176 the for loop. Remove code to handle a missing default label.
6178 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
6180 * dbxout.c (dbxout_function_decl): Don't use
6181 DBX_OUTPUT_FUNCTION_END.
6182 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
6183 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
6185 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
6188 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
6190 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
6192 * tree-ssa-dom.c (record_equality): Use loop depth to determine
6193 which way to record the equality as well.
6194 (loop_depth_of_name): New function.
6196 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
6199 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
6200 through the operand if it is a useless type conversion.
6202 2004-10-23 Ben Elliston <bje@au.ibm.com>
6204 * cfg.c (remove_edge): Use VEC_unordered_remove.
6205 (redirect_edge_succ): Likewise.
6206 (redirect_edge_pred): Likewise.
6207 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6209 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6211 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
6214 2004-10-22 Eric Christopher <echristo@redhat.com>
6216 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
6219 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
6221 * config/rs6000/spe.md (spe_extendsfdf2): New.
6222 (movdf_e500_double): New.
6223 (spe_truncdfsf2): New.
6230 (spe_floatsidf2): New.
6231 (spe_floatunssidf2): New.
6232 (fix_truncdfsi2): New.
6233 (spe_fixuns_truncdfsi2): New.
6235 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
6236 (fpr_truncdfsf2): New.
6237 (negdf2): Change to expander.
6239 (fpr_nabsdf2): Name pattern.
6240 (adddf3): Change to expander.
6242 (subdf3): Change to expander.
6244 (muldf3): Change to expander.
6246 (divdf3): Change to expander.
6248 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
6249 (cmpdf): Allow for TARGET_E500_DOUBLE.
6251 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6253 * c-semantics.c (re_push_stmt_list): Remove.
6254 * c-common.h: Remove the corresponding prototype.
6256 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6258 * stmt.c (asm_op_is_mem_input): Remove.
6259 * tree.h: Remove the corresponding prototype.
6261 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6263 * tree-gimple.c (is_gimple_constructor_elt): Remove.
6264 * tree-gimple.h: Remove the corresponding prototype.
6266 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6268 * varasm.c (get_pool_mode_for_function, get_pool_offset):
6270 * rtl.h: Remove the corresponding prototypes.
6272 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6274 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
6275 edge information when we commit ourselves to threading a
6278 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6280 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
6281 into worklist instead of their indexes.
6283 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6285 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
6286 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
6287 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
6288 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
6289 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
6290 tree-scalar-evolution.c, tree-ssa-dom.c,
6291 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
6292 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
6293 tree-vectorizer.c, vec.h: Fix comment formatting.
6295 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6297 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
6298 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
6300 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
6302 * config/ptx4.h, config/mcore/mcore-pe.h,
6303 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
6305 2004-10-22 Peter Barada <peter@the-baradas.com>
6307 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
6308 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
6309 renaming of non-live registers in interrupt functions.
6310 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
6312 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
6314 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
6315 Use integer for loop counter.
6316 (num_ending_zeros): New function.
6317 (number_of_iterations_cond): Use num_ending_zeros.
6319 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
6321 * config.gcc: Add support for --enable-e500_double.
6323 * config/rs6000/e500-double.h: New file.
6325 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
6328 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
6331 * config/rs6000/linuxspe.h: Same.
6333 * doc/invoke.texi (Option Summary): Document new options for
6335 (RS/6000 and PowerPC Options): Same.
6337 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
6339 (rs6000_override_options): Use it. Use
6340 SUB3TARGET_OVERRIDE_OPTIONS.
6341 Add 8548 to processor_target_table.
6342 (rs6000_legitimate_address): Handle e500 doubles.
6343 (rs6000_legitimize_address): Same.
6344 (rs6000_legitimize_reload_address): Same.
6345 (rs6000_hard_regno_nregs): Same.
6346 (spe_func_has_64bit_regs_p): Same.
6347 (emit_frame_save): Same.
6348 (gen_frame_mem_offset): Same.
6349 (rs6000_dwarf_register_span): Same.
6350 (rs6000_generate_compare): Same.
6351 (easy_fp_constant): Same.
6352 (legitimate_offset_address_p): Same.
6354 * config/rs6000/spe.md: (cmdfeq_gpr): New.
6363 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6365 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
6367 2004-10-21 Zack Weinberg <zack@codesourcery.com>
6369 * dbxout.c: Remove unnecessary #undefs.
6370 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
6371 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
6372 definition into use sites.
6373 (cwd): Make local to dbxout_init.
6374 (dbxout_init): Restructure cwd-using logic for clarity. Use
6376 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
6377 STABS_GCC_MARKER folded in here.
6378 * system.h: Poison now-unused macros.
6379 * doc/tm.texi: Remove documentation of now-unused macros.
6381 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
6384 * c-opts.c (push_command_line_include): Use the current file
6385 name instead of the main one.
6387 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
6390 * tree.c (staticp): A CONST_DECL has static storage if either
6391 TREE_STATIC or DECL_EXTERNAL is set.
6392 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
6395 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6397 * expr.c (store_expr): Remove dont_store_target.
6399 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6401 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
6403 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6405 * tree-cfg.c (thread_jumps): Move a part of it to ...
6406 (thread_jumps_from_bb): ... here.
6408 2004-10-21 David Edelsohn <edelsohn@gnu.org>
6410 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
6411 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
6413 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
6415 * expr.c (store_expr): Clean up by renaming want_value to
6418 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
6420 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
6423 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
6426 * expmed.c (store_bit_field): Pass original 'value' before
6429 2004-10-21 Nicolas Pitre <nico@cam.org>
6431 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
6432 * config/arm/ieee754-df.S: Ditto.
6434 2004-10-20 Zack Weinberg <zack@codesourcery.com>
6436 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
6437 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
6439 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
6440 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
6441 an internal label and an N_SLINE .stabn whose value is the
6442 difference between that label and the function entry label.
6443 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
6444 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
6445 label and an N_SO stab with an empty string referring to it.
6446 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
6447 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
6448 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
6449 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
6450 macro is never defined.
6451 * sdbout.c (sdbout_source_line_counter): Delete.
6452 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
6453 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
6455 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
6457 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
6458 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
6459 definitions (identical to default).
6460 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
6461 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
6462 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
6463 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
6464 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
6465 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
6466 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
6467 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
6468 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
6469 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
6470 (sym_lineno): Delete.
6471 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
6472 now-unused variable.
6473 (alpha_output_lineno): Delete.
6474 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
6475 * config/mips/mips.c (mips_output_filename): Don't use
6476 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
6477 (mips_output_lineno): Delete.
6478 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
6479 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
6480 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
6481 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
6482 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
6483 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
6484 * config/mmix/mmix.h: Likewise.
6485 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
6486 * config/mmix/mmix-protos.h: Don't prototype it.
6487 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
6488 no need to #undef ASM_OUTPUT_SOURCE_LINE.
6489 * config/arm/aout.h: Remove RISCiX-specific definition of
6490 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
6491 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
6492 ASM_OUTPUT_SOURCE_LINE.
6493 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
6494 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
6495 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
6497 * doc/tm.texi: Update.
6499 2004-10-20 Richard Henderson <rth@redhat.com>
6501 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
6503 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
6505 * configure.ac: Revert my previous patch.
6506 * configure: Regenerate.
6508 2004-10-20 Ben Elliston <bje@au.ibm.com>
6510 * config/rs6000/rs6000.c
6511 (rs6000_va_start): Use build_va_arg_indirect_ref.
6512 (rs6000_gimplify_va_arg): Likewise.
6514 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
6517 * configure.ac: Declare AM_LANGINFO_CODESET.
6518 * aclocal.m4: Define AM_LANGINFO_CODESET.
6519 * configure, config.in: Rebuilt.
6521 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
6523 * expr.c (store_expr): Remove code that is run when
6524 want_value & 1 is nonzero.
6526 2004-10-20 Mark Mitchell <mark@codesourcery.com>
6528 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
6529 from function pointer to void *.
6531 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
6534 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
6535 the frame pointer adjustment when exception handling is enabled.
6537 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
6539 * stor-layout.c: Fix a comment typo.
6541 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
6543 * expr.c (store_field): Remove two arguments value_mode and
6545 (expand_assignment, store_constructor_field,
6546 expand_expr_real_1): Adjust calls to store_field.
6548 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
6550 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
6553 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
6554 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
6555 base and index register for loads.
6557 * config/arc/t-arc: Fix multilib handling.
6559 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
6561 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
6562 don't inspect BLOCK_FOR_INSN for barriers.
6563 * emit-rtl.c (emit_barrier_before): Revert last change.
6564 (emit_barrier_after, emit_barrier): Ditto.
6566 * doc/extend.texi (Extended Asm): Warn and provide example
6567 solution for using a call-clobbered asm register.
6568 (Local Reg Vars): Similar. Cross-reference example.
6570 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
6572 * tree-cfg.c (group_case_labels): Look at the second to last
6573 case statement for combing with the default case.
6575 2004-10-19 Richard Hendeson <rth@redhat.com>
6578 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
6580 2004-10-19 Richard Hendeson <rth@redhat.com>
6582 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
6583 succeeds, only expand the result.
6585 2004-10-19 Richard Hendeson <rth@redhat.com>
6588 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
6591 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
6593 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
6596 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
6598 * expr.c (expand_assignment): Remove the last argument.
6599 Change the return type to void.
6600 * expr.h: Update the prototype of expand_assignment.
6601 * function.c (assign_parm_setup_reg): Update a call to
6603 * stmt.c (expand_asm_expr): Likewise.
6605 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
6607 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
6608 unnecessary assignments to temp. Return const0_rtx.
6610 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
6612 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
6614 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
6616 * configure.ac (powerpc-*-darwin*): Require assembler to support
6618 * configure: Regenerate.
6620 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6622 * reload1.c (ior_hard_reg_set): Remove.
6623 (finish_spills): Use IOR_HARD_REG_SET instead of
6626 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6628 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
6629 the currently visited word to right.
6631 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6634 * expmed.c (expand_smod_pow2): Handle modes whose size
6635 is greater than that of HOST_WIDE_INT.
6637 2004-10-18 Ziemowit Laski <zlaski@apple.com>
6639 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
6641 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6642 Roger Sayle <roger@eyesopen.com>
6645 * dojump.c (discard_pending_stack_adjust): New function.
6646 (clear_pending_stack_adjust): Call it.
6647 * expr.h (discard_pending_stack_adjust): Declare it.
6648 * explow.c (emit_stack_save): Emit pending stack adjustments
6649 before saving the stack pointer.
6650 (emit_stack_restore): Discard pending stack adjustments before
6651 restoring the stack pointer.
6653 2004-10-18 Richard Henderson <rth@redhat.com>
6655 * c-common.c (handle_mode_attribute): Allow scalar->vector
6658 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6660 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
6661 value to expand_assignment.
6663 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6665 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
6667 (thread_jumps): Iterate until no new forwarder block arises.
6669 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6671 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
6672 (thread_jumps): Use forwardable as cache of
6673 tree_forwarder_block_p throughout the function.
6675 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
6677 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
6679 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
6683 * tree-cfg.c (remove_bb): If we have a label expression in the
6684 basic block and the label we have taken the address, move the
6685 label expression to the basic block which is previous in the
6687 (tree_verify_flow_info): Fix printing out the label name of the
6688 problematic label expression.
6690 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
6692 PR rtl-optimization/18002
6693 * simplify-rtx.c (mode_signbit_p): Externalize function...
6694 * rtl.h (mode_signbit_p): ... to here.
6695 * combine.c (simplify_shift_const): Recognize PLUS signbit as
6696 canonical form of XOR signbit and move to outer op.
6698 2004-10-18 Diego Novillo <dnovillo@redhat.com>
6700 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
6702 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
6703 Don't call fold_stmt more than once, use bsi_replace.
6705 2004-10-18 Diego Novillo <dnovillo@redhat.com>
6707 PR tree-optimization/17656
6708 * tree-ssa.c (replace_immediate_uses): When replacing a
6709 constant, if the call to fold_stmt produced a different
6710 statement, get an appropriate statement pointer by scanning
6713 2004-10-18 Richard Henderson <rth@redhat.com>
6715 * pointer-set.c (hash1): Don't use libm functions in fallback case.
6717 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
6720 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
6721 (stage1-start): Remove and copy libunwind.a and
6722 libunwind*$(SHLIB_EXT) instead of libunwind*.
6723 (stage2-start): Likewise.
6724 (stage3-start): Likewise.
6725 (stage4-start): Likewise.
6726 (stageprofile-start): Likewise.
6727 (stagefeedback-start): Likewise.
6729 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
6730 the shared library to be created and don't remove the existing
6732 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
6733 * config/i386/t-nwld (SHLIB_LINK): Likewise.
6734 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
6735 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
6736 * config/sh/t-linux (SHLIB_LINK): Likewise.
6737 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
6738 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
6739 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
6740 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
6742 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
6745 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6747 * basic-block.h (reg_set_iterator): New.
6748 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
6749 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
6750 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
6751 * caller-save.c (save_call_clobbered_regs): Adjust to the new
6753 * cfgcleanup.c (thread_jump): Likewise.
6754 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
6755 * conflict.c (conflict_graph_compute): Likewise.
6756 * flow.c (verify_local_live_at_start, update_life_info,
6757 initialize_uninitialized_subregs, propagate_one_insn,
6758 init_propagate_block_info, free_propagate_block_info,
6759 propagate_block, dump_regset): Likewise.
6760 * global.c (global_conflicts): Likewise.
6761 * graph.c (start_bb): Likewise.
6762 * local-alloc.c (update_equiv_regs): Likewise.
6763 * loop.c (load_mems): Likewise.
6764 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
6765 find_reg, finish_spills): Likewise.
6766 * resource.c (mark_target_live_regs): Likewise.
6767 * sched-deps.c (sched_analyze_insn): Likewise.
6768 * sched-rgn.c (sched-rgn.c): Likewise.
6769 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
6771 2004-10-18 Jakub Jelinek <jakub@redhat.com>
6773 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
6774 operand 1 instead of 2
6776 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
6778 * loop-unroll.c: Fix comment typos.
6780 2004-10-18 Revital Eres <eres@il.ibm.com>
6782 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
6783 * loop-unroll.c: Include varray.h.
6784 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
6785 opt_info and expand it to support variable expansion.
6786 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
6787 expand it to support variable expansion.
6788 (pt_info_start_duplication): Rename si_info_start_duplication.
6789 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
6790 to the variable expansion optimization.
6791 (free_opt_info): Rename free_si_info.
6792 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
6793 expand_var_during_unrolling, insert_var_expansion_initialization,
6794 combine_var_copies_in_loop_exit, release_var_copies,
6795 get_expansion): New functions.
6796 (peel_loop_completely, unroll_loop_constant_iterations,
6797 unroll_loop_runtime_iterations, peel_loop_simple,
6798 unroll_loop_stupid): Change uses of struct si_info
6800 and add uses of fvariable-expansion-in-unroller flag.
6801 * params.def: Add parameter to restrict the number of expansions.
6802 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
6803 the number of expansions.
6804 * common.opt: (fvariable-expansion-in-unroller): New flag.
6805 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
6807 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
6809 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
6810 __GXX_MERGED_TYPEINFO_NAMES to 0.
6812 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
6814 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
6815 handle barriers in a bb by checking that it points to a NULL bb.
6816 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
6817 (emit_barrier_after, emit_barrier): Ditto.
6819 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
6821 * doc/extend.texi (Attribute Syntax): Clarify details of
6822 attributes on parameters.
6824 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
6826 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
6829 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6832 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6834 * c-typeck.c (default_function_array_conversion): Always create
6835 &a[0] for array types.
6836 (build_unary_op): Do not fold &a[x] into a + x.
6838 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6841 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
6842 block if there is a goto with a locus.
6844 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
6846 * config/elfos.h, config/gofast.h, config/interix.h,
6847 config/netbsd.h, config/svr3.h, config/vxworks.h,
6848 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
6849 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6850 config/alpha/netbsd.h, config/arm/arm-modes.def,
6851 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
6852 config/cris/aout.h, config/frv/frv-modes.def,
6853 config/i386/beos-elf.h, config/i386/gas.h,
6854 config/i386/i386-coff.h, config/i386/i386-modes.def,
6855 config/i386/linux.h, config/i386/linux64.h,
6856 config/i386/mingw32.h, config/i386/netbsd-elf.h,
6857 config/i386/netbsd64.h, config/i386/sco5.h,
6858 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
6859 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
6860 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
6861 config/mips/mips-modes.def, config/mips/sdb.h,
6862 config/mips/vr.h, config/mips/vxworks.h,
6863 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6864 config/pa/pa32-linux.h, config/rs6000/40x.md,
6865 config/rs6000/7450.md, config/rs6000/8540.md,
6866 config/rs6000/linuxspe.h, config/rs6000/power4.md,
6867 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
6868 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
6869 config/s390/s390-modes.def, config/sh/elf.h,
6870 config/sh/sh-modes.def, config/sh/sh64.h,
6871 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
6872 config/stormy16/stormy16.md, config/v850/v850-protos.h,
6873 config/vax/vax.md: Update copyright.
6875 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
6877 * expr.c (expand_expr_real_1): Remove an obsolete comment.
6879 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
6881 * c-typeck.c (default_function_array_conversion): Always create
6882 &a[0] for array types.
6883 (build_unary_op): Do not fold &a[x] into a + x.
6885 2004-10-17 Jakub Jelinek <jakub@redhat.com>
6887 * pointer-set.c (hash1): Use integer part of 2^64 / phi
6888 instead 2^32 / phi if long is 64-bit.
6890 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
6892 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
6894 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
6896 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
6897 __ptrextent__, __ptrvalue and __ptrvalue__.
6898 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
6901 2004-10-16 Dale Johannesen <dalej@apple.com>
6903 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
6905 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6907 PR tree-optimization/17766
6908 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
6909 (dom_info_available_p): Declare.
6910 * cfghooks.c (split_block, make_forwarder_block): Use
6911 dom_info_available_p.
6912 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
6913 free_dominance_info, verify_dominators): Ditto.
6914 (dom_info_available_p): New function.
6915 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
6916 (thread_jumps): Use dom_info_available_p.
6917 * tree-complex.c (expand_complex_div_wide): Ditto.
6918 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6920 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6922 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
6923 (find_best_candidate): Take also important candidates into account.
6924 (find_optimal_iv_set): Initialize important_candidates bitmap.
6926 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6928 PR tree-optimization/17560
6929 * predict.c (tree_estimate_probability): Mark irreducible
6932 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
6934 PR rtl-optimization/17723
6935 * cfgcleanup.c (merge_memattrs): Handle case when
6936 MEM_SIZE == NULL_RTX.
6938 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
6940 * toplev.c (dump_file_name): Change type to be const.
6942 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
6944 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
6945 non_lvalue to stop something being a null pointer constant.
6947 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
6949 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
6950 available for TARGET_FPRS.
6951 (FUNCTION_VALUE_REGNO_P): Same.
6953 2004-10-15 Geoffrey Keating <geoffk@apple.com>
6955 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6956 -maltivec in same style as other ISA options.
6958 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
6960 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
6963 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
6965 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
6966 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
6967 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
6968 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
6969 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
6970 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
6971 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
6972 predict.def, predict.h, protoize.c, reload.h, resource.h,
6973 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
6974 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
6975 unwind-sjlj.c, value-prof.h: Update copyright.
6977 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
6979 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
6981 2004-10-15 Diego Novillo <dnovillo@redhat.com>
6983 * tree-optimize.c (execute_one_pass): Stop timer right after
6986 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
6989 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
6992 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
6993 (remove_useless_stmts_1): Fold trees we know how to fold.
6995 2004-10-14 David Edelsohn <edelsohn@gnu.org>
6997 * configure.ac: Add .machine power4 directive when testing for
6999 * configure: Regenerate.
7001 2004-10-14 Geoffrey Keating <geoffk@apple.com>
7003 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
7005 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7007 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
7010 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
7012 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
7013 for 'f' if !TARGET_FPRS.
7015 2004-10-14 Richard Henderson <rth@redhat.com>
7018 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
7020 2004-10-14 Richard Henderson <rth@redhat.com>
7023 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
7025 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
7026 instaed of current_function_decl non-null.
7028 2004-10-14 Matt Austern <austern@apple.com>
7030 * pointer-set.c: New file, special-purpose hash table.
7031 * pointer-set.h: New file.
7032 * tree.h (struct pointer_set_t): Declare as opaque type.
7033 (tree_walk): Last argument is pointer_set_t* now.
7034 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
7036 (walk_tree): Convert from htab_t to pointer_set_t for keeping
7037 track of which nodes have already been visited.
7038 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
7039 * cgraphunit.c (cgraph_create_edges): Likewise.
7040 (cgraph_characterize_statics_local): Likewise.
7041 * tree-dfa.c (collect_dfa_stats): Likewise.
7042 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
7044 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
7045 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
7046 of walk_subtrees is pointer_set_t* now.
7047 * Makefile.in (OBJS-common): add pointer-set.o
7048 (tree-inline.o): Depends on pointer-set.h
7049 (tree-dfa.o): Likewise
7050 (cgraphunit.o): Likewise
7052 2004-10-14 Geoffrey Keating <geoffk@apple.com>
7054 * config/rs6000/darwin.h (ASM_SPEC): Delete.
7055 (TARGET_ASM_FILE_START): Define.
7056 * config/darwin.h (ASM_SPEC): Define.
7057 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
7058 -mlong-double-128, it's the default. Update comment about reason
7059 for force_cpusubtype_ALL.
7060 * config/rs6000/darwin-vecsave.asm: Supply .machine.
7061 * config/rs6000/darwin-world.asm: Likewise.
7062 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
7063 (symbolic_operand): Delete #if 0ed code.
7065 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7067 * stmt.c (add_case_node): Make sure that we have integer
7068 constant before calling tree_int_cst_compare.
7070 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7074 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
7075 (remove_useless_stmts_1): Fold trees we know how to fold.
7077 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
7079 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
7080 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
7083 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
7085 * reload.c (find_reloads): When reloading a PLUS with constant
7086 operand, make sure the constant is pushed to the constant pool
7088 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
7089 reload bug workaround.
7090 (s390_expand_plus_operand): Likewise.
7092 2004-10-14 David Edelsohn <edelsohn@gnu.org>
7094 * opts.c (common_handle_option): Do not enable
7095 flag_speculative_prefetching for -fprofile-generate/use.
7097 2004-10-14 Devang Patel <dpatel@apple.com>
7100 * tree-if-conv.c (process_phi_nodes): Process latch block.
7101 (combine_blocks): Process latch block and update loop structure.
7103 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
7105 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
7106 (vect_update_ivs_after_vectorizer):
7107 (vect_transform_for_unknown_loop_bound):
7108 (tree_duplicate_loop_to_edge):
7109 (allocate_new_names):
7112 (rename_variables_in_bb):
7114 (rename_variables_in_loop):
7116 (update_phis_for_duplicate_loop):
7117 (update_phi_nodes_for_guard):
7118 (make_loop_iterate_ntimes):
7119 (tree_duplicate_loop_to_edge_cfg):
7121 (vect_analyze_loop_with_symbolic_num_of_iters):
7122 (verify_loop_for_duplication):
7123 (vect_gen_niters_for_prolog_loop):
7124 (vect_update_niters_after_peeling):
7125 (vect_update_inits_of_dr):
7126 (vect_update_inits_of_drs):
7127 (vect_build_loop_niters):
7128 (vect_do_peeling_for_alignment): New functions.
7129 (vect_transform_loop): Add unknown and known but indivisible loop
7130 bound support; add peeling for unalignment support.
7131 (vect_analyze_loop_form): Support symbolic number of iterations.
7132 (vect_transform_loop_bound): New input parameter.
7133 (vect_get_loop_niters): Change input parameter type.
7134 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
7135 (vectorizable_store): Allow unaligned access.
7136 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
7137 (vect_analyze_data_refs_alignment): Allowed one unaligned
7139 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
7141 (LOOP_VINFO_INT_NITERS): New macro.
7142 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
7143 (do_peeling_for_alignment):
7144 (unaligned_drs): New members of _loop_vec_info.
7145 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
7147 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
7149 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
7150 (struct tree_string): Remove "const" qualifier for "str".
7152 2004-10-14 Ira Rosen <irar@il.ibm.com>
7154 * tree-vectorizer.c (vect_analyze_data_refs): Call
7155 vect_get_base_and_bit_offset to get memory tag for array ref.
7156 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
7158 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
7160 * configure.ac: Use $LN_S for creating symlinks (not $LN).
7161 * configure: Regenerate.
7163 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7165 * doc/install.texi (*-*-solaris2*): Update with info about kernel
7166 patches to solve spurious testsuite failures.
7168 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
7170 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
7171 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
7172 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
7173 gcc_assert under ENABLE_CHECKING.
7174 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
7175 get_vectype_for_scalar_type).
7177 (vect_get_vec_def_for_operand): Remove redundant variables.
7178 (vect_transform_loop): Likewise.
7180 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
7182 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
7183 global for -mcaller-super-interworking.
7184 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
7185 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
7186 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
7187 not need a frame pointer.
7188 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
7189 the soft frame pointer offset.
7190 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
7191 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
7192 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
7193 the stack. Use frame_pointer_needed to choose between them.
7194 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
7195 (interwork_with_frame): New macro.
7196 (interwork): Add _interwork_{r7,r11}_call_via_rN().
7198 2004-10-14 Ben Elliston <bje@au.ibm.com>
7201 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
7202 up the filename looking for a previous directory separator.
7204 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
7206 * c-tree.h (enum c_typespec_kind, struct c_typespec,
7207 parser_xref_tag): New.
7208 (struct c_declspecs): Add tag_defined_p. Adjust definition of
7210 (declspecs_add_type): Adjust prototypes.
7211 * c-parse.in (%union): Add tstype.
7212 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
7213 typespec_reserved_attr, typespec_nonreserved_nonattr,
7214 structsp_attr, structsp_nonattr): Change to tstype. Update
7216 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
7217 (declspecs_add_type): Update to take struct c_typespec argument.
7218 Set tag_defined_p and typedef_p as appropriate.
7219 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
7220 Update to return struct c_typespec.
7221 (shadow_tag_warned): Don't let empty declarations with qualifiers
7222 or storage class specifiers redeclare a tag if a previous
7223 declaration is visible.
7225 2004-10-13 Richard Henderson <rth@redhat.com>
7228 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
7229 for DECL_INCOMING_RTL.
7231 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
7234 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
7235 trunc_int_for_mode for constants used in shortened mode.
7237 2004-10-13 Richard Henderson <rth@redhat.com>
7240 * c-common.c (handle_mode_attribute): Disallow mode changes that
7241 alter the CODE of the top-level type.
7243 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
7244 integer from internal limits macros.
7245 * config/i386/mm3dnow.h (__v2sf): Fix base type.
7247 2004-10-13 Richard Henderson <rth@redhat.com>
7250 * function.c (instantiate_decl): Recurse for CONCAT.
7252 2004-10-13 David Edelsohn <edelsohn@gnu.org>
7254 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
7257 (extzvdi_internal1): Add attribute "compare".
7258 (extzvdi_internal2): Same.
7260 2004-10-12 Tom Tromey <tromey@redhat.com>
7262 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
7264 2004-10-13 Dale Johannesen <dalej@apple.com>
7266 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
7268 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
7270 * toplev.c (compile_file): Call mudflap_finish_file from here ...
7271 * c-decl.c (c_write_global_declarations): ... instead of here ...
7272 * cp/decl.c (cp_finish_file): ... and here.
7273 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
7275 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
7277 * tree-ssa-dom.c (record_range): Free the element if we are not
7280 2004-10-13 Tom Tromey <tromey@redhat.com>
7283 * gcc.c (option_map): Added --extdirs and --encoding.
7285 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7288 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
7289 sparc_can_output_mi_thunk.
7290 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
7291 handling of vcall offset.
7292 (sparc_can_output_mi_thunk): New predicate.
7293 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
7294 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
7295 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
7297 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
7299 * config/sparc/sparc.md (movdi): Remove redundant test.
7301 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
7303 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
7304 TDF_IPA from -fdump-tree-*-all.
7306 2004-10-13 Paul Brook <paul@codesourcery.com>
7308 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
7309 * config/arm/arm.c (thumb_find_work_register): Update comments.
7310 (arm_load_pic_register): Add argument for scratch register.
7311 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
7312 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
7314 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
7316 * tree-data-ref.c: Fix comment typos.
7318 2004-10-13 Jakub Jelinek <jakub@redhat.com>
7319 Zdenek Dvorak <dvorakz@suse.cz>
7321 PR tree-optimization/17724
7322 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
7324 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
7326 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
7327 (altivec_builtin_mask_for_store): Likewise.
7328 (altivec_init_builtins): Use lang_hooks.builtin_function to
7329 create the decls for builtin_altivec_mask_for_load/store.
7331 2004-10-13 Nick Clifton <nickc@redhat.com>
7333 * config/c4x/c4x.c: Remove inclusion of loop.h.
7335 2004-10-12 Ben Elliston <bje@au.ibm.com>
7337 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
7338 (ei_container): New; renamed.
7339 (ei_start, ei_last): New macros.
7340 (ei_start_1, ei_last_1): Renamed from ei_start.
7341 (ei_last_1, ei_end_p): Use ei_container() where applicable.
7342 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
7343 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
7345 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7347 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
7348 * cfgloop.c (initialize_loops_parallel_p): New.
7349 (flow_loops_find): Initialize the parallel_p field to true for all
7351 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
7352 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
7353 the size of the data accessed in the loop.
7354 (struct nb_iter_bound): Moved...
7355 * cfgloop.h (struct nb_iter_bound): ... here.
7356 (estimated_nb_iterations, parallel_p): New fields in struct loop.
7357 (record_estimate): Declare extern here.
7358 * tree-chrec.c: Fix comments.
7359 (nb_vars_in_chrec): New function.
7360 * tree-chrec.h (nb_vars_in_chrec): Declared here.
7361 * tree-data-ref.c: Don't include lambda.h, that is already included
7363 (tree_fold_divides_p): Don't check for integer_onep.
7364 (tree_fold_bezout): Removed.
7365 (gcd): New static duplicated function.
7366 (int_divides_p, dump_subscript): New.
7367 (dump_data_dependence_relation): Use dump_subscript.
7368 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
7369 estimate_niter_from_size_of_data): New.
7370 (analyze_array_indexes, analyze_array): Call
7371 estimate_niter_from_size_of_data during the detection of array
7372 references. Pass in a pointer to the statement that contains the
7374 (all_chrecs_equal_p): New.
7375 (compute_distance_vector): Renamed compute_subscript_distance.
7376 Deal with multivariate conflict functions.
7377 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
7378 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
7379 (non_affine_dependence_relation): New.
7380 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
7381 analyze_siv_subscript, analyze_miv_subscript,
7382 analyze_overlapping_iterations, subscript_dependence_tester):
7383 Initialize and return last_conflicts function.
7384 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
7385 compute_overlap_steps_for_affine_1_2): New.
7386 (analyze_siv_subscript_affine_cst): Removed.
7387 (analyze_subscript_affine_affine): Disprove dependences based on the
7388 iteration domains. Solve the univariate dependence case as before,
7389 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
7390 Implement the multivariate case of 2 versus 1 variables.
7391 (build_classic_dist_vector, build_classic_dir_vector): Implement some
7393 (find_data_references_in_loop): Compute and initialize
7394 loop->estimated_nb_iterations and loop->parallel_p.
7395 (analyze_all_data_dependences): Modify the debug dump order.
7396 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
7397 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
7398 (SUB_LAST_CONFLICT, subscript->last_conflict,
7399 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
7400 DDR_AFFINE_P, DDR_SIZE_VECT): New.
7401 (find_data_references_in_loop, initialize_data_dependence_relation,
7402 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
7404 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
7406 * configure: Regenerate.
7408 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
7411 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
7412 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
7413 and constant folding of floating point MULT_EXPR/PLUS_EXPR
7416 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
7418 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
7419 (s390_gimplify_va_arg): Likewise.
7421 2004-10-12 Daniel Jacobowitz <dan@debian.org>
7423 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
7424 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
7425 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
7426 * regclass.c (record_address_regs): Remove ifdef. Use
7427 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
7428 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
7430 (scan_rtx_address, replace_oldest_value_addr): Use
7431 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
7432 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
7433 unnecessary definitions.
7434 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
7435 and MODE_BASE_REG_REG_CLASS.
7436 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
7437 (MODE_BASE_REG_REG_CLASS): Define.
7438 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
7439 (REG_MODE_OK_FOR_REG_BASE_P): Define.
7440 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
7441 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
7443 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
7445 * tree-ssa-alias.c (verify_name_tags): New function.
7446 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
7447 (verify_alias_info): Call verify_name_tags.
7449 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
7451 PR rtl-optimization/17931
7452 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
7455 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
7457 * arm.c (arm_print_operand): Use output_operand_lossage where possible
7458 rather than aborting.
7460 2004-10-12 Paul Brook <paul@coudesourcery.com>
7462 * config.gcc: Add armv6{k,z,zk}
7463 * config/arm/arm-cores.def: Add arm1176 and mpcore.
7464 * config/arm/tune.md: Regenerate.
7465 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
7467 (all_architectures): Add armv6k, armv6z, armv6zk.
7468 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
7469 * doc/invoke.texi: Document new arch and cpu values.
7471 2004-10-12 Paul Brook <paul@coodesourcery.com>
7473 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
7476 2004-10-12 Paul Brook <paul@codesourcery.com>
7478 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
7479 Handle negative constants.
7481 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
7484 * c-typeck.c (convert_arguments): Return error_mark_node if there
7485 are too few arguments.
7486 (build_function_call): Handle error_mark_node return from
7489 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
7491 * configure.ac (symbolic_link): Replace with $LN_S.
7492 (Assembler/Linker): Hard link from gas and binutils trees.
7493 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
7494 * configure: Regenerate.
7496 2004-10-12 Paul Brook <paul@codesourcery.com>
7498 * configure.ac: Don't look for host assembler when building a canadian
7500 * configure: Regenerate.
7502 2004-10-11 Roger Sayle <roger@eyesopen.com>
7505 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
7506 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
7507 line options for "-lang-asm" and if found allow any of the C-family
7509 (c_common_handle_option): Remove last use of permit_fortran_options.
7511 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
7513 * config/s390/s390.c (print_operand): Support 'S' format flag.
7514 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
7515 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
7516 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
7517 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
7518 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
7519 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
7520 ("*movstricthi"): Likewise.
7521 ("*load_multiple_di", "*load_multiple_si"): Likewise.
7522 ("*store_multiple_di", "*store_multiple_si"): Likewise.
7523 ("*sethiqisi", "*sethihisi"): Likewise.
7524 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
7525 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
7526 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
7527 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
7528 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
7530 ("*tmhi_full"): Fix incorrect op_type attribute.
7532 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
7533 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
7534 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
7535 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
7537 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
7540 * function.c (temp_slots_at_level): Fix typo which creates too
7541 many temp stack slots levels.
7543 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
7545 * config/s390/s390.c (s390_trampoline_template): Generate shorter
7547 (s390_trampoline_instantiate): Adapt.
7548 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
7550 2004-10-11 Roger Sayle <roger@eyesopen.com>
7553 * stmt.c (add_case_node): Add additional type argument. Declare
7554 as static to match prototype. Convert the upper and lower bounds
7555 to the specified index type. Optimize away case ranges/values
7556 that are outside the index type's bounds. Truncate case ranges
7557 that span the index type's bounds.
7558 (expand_case): Avoid unnessary computation and memory allocation
7559 when index type is error_mark_node. Pass index_type as required
7560 by change to add_case_node API. No need to convert case range
7561 bounds to index_type, this is now done by add_case_node.
7563 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
7565 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
7566 * config/s390/s390.c (s390_offset_p): New function.
7567 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
7568 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
7569 transform Q->Q alternatives to *clc pattern.
7571 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
7572 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
7573 to transform Q->Q alternatives to *mvc pattern.
7574 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
7575 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
7576 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
7577 transform Q->Q alternatives to *nc pattern.
7578 ("*nc"): New insn. New peephole to merge adjacent NCs.
7579 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
7580 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
7581 transform Q->Q alternatives to *oc pattern.
7582 ("*oc"): New insn. New peephole to merge adjacent OCs.
7583 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
7584 transform Q->Q alternatives to *xc pattern.
7585 ("*xc"): New insn. New peephole to merge adjacent XCs.
7586 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
7588 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
7590 * gimplify.c (gimple_push_condition): Make sure that we don't
7591 have any saved condition cleanup if we were at the top level.
7593 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
7595 * config/frv/frv.md (*adddi3_internal): Change name to...
7596 (adddi3): ...replacing the exisiting define_expand. Combine
7597 alternatives. Fix the range of the constant constraints ('J' instead
7598 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
7599 to extract the lower and upper halves of the DImode operands.
7600 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
7601 (adddi3_lower): Fix the range of the constant constraints and
7602 remove the bogus operands[2] check.
7603 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
7604 operand 2. Use addxi to handle constant operands.
7605 (subdi3_lower, subdi3_upper): Don't handle constant operands.
7607 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
7609 * gengtype-lex.l: Add commented } & ) characters to unconfuse
7610 editor's paren matching. Allow #define inside a struct.
7612 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
7615 part of PR c++/17657
7616 * fold-const.c (fold_build_cleanup_point_expr): New function.
7617 * tree.h (fold_build_cleanup_point_expr): Prototype.
7619 2004-10-10 Eric Christopher <echristo@redhat.com>
7621 * dwarf2out.c: Move attribute to subprogram declaration
7622 instead of subroutine type.
7624 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
7626 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
7627 hoist_insn_after, and hoist_insn_to_edge.
7628 * rtl.h: Remove the prototypes for reg_referenced_between_p,
7629 no_jumps_between_p, and insn_dependent_p.
7630 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
7631 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
7632 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
7633 hoist_insn_to_edge): Remove.
7635 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
7638 * c-decl.c (grokparms): Don't warn for parameters of incomplete
7639 type in declarations that are not definitions except for the case
7640 of parameters of void type.
7642 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
7644 * tree-cfg.c: Fix comment typos.
7646 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
7649 * builtins.c (expand_builtin_va_start): Check for too few
7650 arguments to va_start.
7652 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
7655 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
7656 fields a pedwarn. Pedwarn here for unnamed structs/unions if
7658 * c-parse.in (component_decl): Don't pedwarn here for unnamed
7661 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
7663 PR tree-optimization/17906
7664 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
7665 copy non-gimple reg arguments.
7667 2004-10-09 Roger Sayle <roger@eyesopen.com>
7669 PR rtl-optimization/17853
7670 * simplify-rtx.c (simplify_relational_operation): Correct comment.
7671 Reorganize handling of comparison operations with floating point
7672 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
7673 Likewise, introduce support for comparison operations with vector
7674 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
7676 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
7677 * doc/tm.texi: Likewise.
7679 2004-10-09 Steven Bosscher <stevenb@suse.de>
7681 * regs.h (struct reg_info_def): Remove the last_node_uid and
7682 changes_mode fields.
7683 (REGNO_LAST_NOTE_UID): Don't define.
7684 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
7685 * regmove.c (copy_src_to_dest): Likewise.
7687 2004-10-09 Roger Sayle <roger@eyesopen.com>
7690 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
7691 relational comparison operator op needs to be swapped/reversed when
7692 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
7694 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
7697 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
7698 instead of bsi_start.
7699 (value_replacement): Likewise.
7700 (abs_replacement): Likewise
7702 2004-10-09 Steven Bosscher <stevenb@suse.de>
7704 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
7705 (expand_gimple_cond_expr, expand_gimple_tailcall,
7706 expand_gimple_basic_block): Use it to dump RTL for each stmt.
7707 (tree_expand_cfg): Announce full RTL function dump.
7708 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
7709 not the graph version.
7710 * tree-pretty-print.c (dump_generic_node): Allow empty statements
7711 in the arms of a COND_EXPR for lowered nodes.
7713 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
7715 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
7716 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
7717 strtoufix16, strtoufix32, strtoufix64): Declare.
7719 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
7721 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
7722 for an out-of-range floating point constant.
7723 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
7724 warning if the target format does not support infinities.
7726 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7728 * emit-rtl.c (last_label_num, base_label_num): Remove.
7729 (max_label_num): Always return label_num.
7730 (set_new_last_label_num, restore_emit_status): Remove.
7731 (init_emit): Don't initialize last_label_num.
7732 * function.c (pop_function_context_from): Don't call
7733 restore_emit_status.
7734 * function.h: Remove the prototype for restore_emit_status.
7735 * rtl.h: Remove the prototype for set_new_last_label_num.
7737 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7739 * stmt.c (expand_decl_init): Remove.
7740 * tree.h: Remove the corresponding prototype.
7742 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7744 * integrate.c (try_constants, subst_constants, mark_stores):
7746 * integrate.h: Remove the prototype for try_constants.
7748 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
7750 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
7751 (convert_for_assignment): Handle ic_argpass_nonproto. Add
7752 comments about its relevance to errors.
7753 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
7755 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
7758 * c-ppoutput.c (cb_ident): Don't quote string as it is already
7761 2004-10-08 Diego Novillo <dnovillo@redhat.com>
7763 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
7764 reference_node_pool.
7766 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7768 * tree-cfg.c: Fix a comment typo.
7770 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
7772 * config/s390/s390.c (s390_register_info): Don't save fprs for
7774 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
7776 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
7778 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
7779 (TARGET_DEFAULT): Use symbolic values.
7780 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
7781 (TARGET_DEFAULT): Use symbolic values.
7782 * config/s390/s390.c (s390_backchain_string): Initialize to
7783 TARGET_DEFAULT_BACKCHAIN.
7785 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7787 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
7788 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
7790 (expand_builtin_strcat): Accept a type parameter.
7791 (fold_builtin_mempcpy): Accept a type and endp parameter.
7793 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
7794 Accept an `exp' instead of an `arglist'.
7796 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
7798 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
7799 reverting my 2004-09-07 patch to use build_int_cst.
7801 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7804 * config/sparc/sparc.c (input_operand): Remove redundant code
7805 for handling LO_SUM.
7806 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
7807 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
7808 Otherwise only accept it for TFmode if quad move insns are available.
7810 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
7812 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
7813 common cases will be caught earlier than others.
7815 2004-10-08 Michael Matz <matz@suse.de>
7817 * loop-doloop.c (doloop_optimize): Extend count.
7819 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
7821 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
7822 (prefetch): Convert to expander.
7824 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
7826 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
7827 first argument of CALL.
7828 (tls_local_dynamic): Likewise.
7830 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
7832 * c-typeck.c (enum impl_conv): New.
7833 (convert_for_assignment): Use it. Take tree for function called
7834 instead of its name. Handle ObjC selectors for diagnostics at
7835 start of function. Select diagnostic text within the function
7836 using full sentences for diagnsotics. Use %qE to name functions
7838 (convert_arguments, build_modify_expr,
7839 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
7840 callers to convert_for_assignment.
7841 (warn_for_assignment): Remove.
7843 2004-10-08 Nick Clifton <nickc@redhat.com>
7845 * config/sh/symbian.c (symbian_possibly_export_base_class):
7846 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
7847 TYPE_CONTAINS_VPTR_P.
7849 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7851 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
7852 fixed registers form all_used_regs. Update call_really_used_regs.
7853 (CALL_REALLY_USED_REGISTERS): Define.
7854 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
7855 with call_really_used_regs.
7857 2004-10-08 Alan Modra <amodra@bigpond.net.au>
7859 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
7860 for -profile as well as -p and -pg.
7862 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
7864 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
7866 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
7868 * tree-cfg.c (tree_block_forwards_to): Remove.
7869 * tree-flow.h: Remove the corresponding prototype.
7871 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
7873 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
7874 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
7876 2004-10-07 Geoffrey Keating <geoffk@apple.com>
7879 * config/rs6000/rs6000.c (rs6000_generate_compare): When
7880 flag_trapping_math is in effect, don't generate subtract
7883 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
7885 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
7886 * config/s390/s390.c (s390_narrow_logical_operator): New function.
7887 (s390_extra_constraint_str): Add 'A' constraints.
7888 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
7889 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
7890 (CONSTRAINT_LEN): Likewise.
7891 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
7892 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
7893 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
7894 ("*iordi3"): Add OI alternative and splitter.
7895 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
7896 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
7897 ("*xordi3"): Add XI alternative and splitter.
7898 ("*xorsi3", "*xorhi3"): Likewise.
7900 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7902 * config/mips/mips.c (mips_function_rodata_section): New function.
7903 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
7905 2004-10-07 Devang Patel <dpatel@apple.com>
7907 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
7908 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
7909 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
7910 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
7911 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
7912 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
7913 UNSPEC_VCONDU_V16QI): New constant defines.
7914 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
7915 vconduv16qi): New patterns.
7916 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
7917 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
7918 (get_vec_cmp_insn): Same.
7919 (get_vsel_insn): Same.
7920 (rs6000_emit_vector_compare): Same.
7921 (rs6000_emit_vector_select): Same.
7922 (INSN_NOT_AVAILABLE): New.
7924 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
7926 PR tree-optimization/17749
7927 * tree-tailcall.c (find_tail_calls): Check that parameter is
7930 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
7932 * config/ia64/ia64.c: Fix a comment typo.
7934 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7936 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
7938 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7941 * tree-inline.c (expand_call_inline): Do not warn for functions
7942 marked with attribute noinline.
7944 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7947 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
7948 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
7950 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
7951 of 0 as 4th argument to pass_by_reference.
7952 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
7954 2004-10-06 Eric Christopher <echristo@redhat.com>
7956 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
7959 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7962 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
7964 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
7966 PR rtl-optimization/17791
7967 * loop-doloop.c (doloop_modify): Take number of iterations as
7969 (doloop_optimize): Extend or shorten the number of iterations
7970 when changing mode of counter register.
7971 * loop-iv.c (lowpart_subreg): Export.
7972 * rtl.h (lowpart_subreg): Declare.
7974 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
7976 PR tree-optimization/17806
7977 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
7978 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
7979 flags moved to split_edge.
7981 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7984 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
7985 before tentatively building the conditional move sequence.
7987 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7990 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
7992 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
7993 function_arg_padding.
7995 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
7998 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
8000 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8002 * hooks.c (hook_int_void_1, hook_void_int): Remove.
8003 * hooks.h: Remove the corresponding prototypes.
8005 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8008 * tree-nested.c (walk_stmt_info): Add changed field.
8009 (convert_nonlocal_reference): Set changed to when we
8010 change a decl to unnested decl.
8011 <case ADDR_EXPR>: Instead of checking if the immediate part
8012 of the ADDR_EXPR changed, check the field changed.
8013 Use recompute_tree_invarant_for_addr_expr instead of unsetting
8015 (convert_local_reference): Set changed to when we
8016 change a decl to unnested decl.
8017 <case ADDR_EXPR>: Instead of checking if the immediate part
8018 of the ADDR_EXPR changed, check the field changed.
8019 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
8021 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
8023 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8024 * dwarf2out.c (dwarf2out_init): Remove references to
8025 DWARF2_GENERATE_TEXT_SECTION_LABEL.
8026 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
8027 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8029 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
8031 * c-typeck.c (convert_arguments): Take expression for called
8032 function rather than its name. Handle ObjC selectors directly
8033 rather than relying on warn_for_assignment to do so. Call warning
8034 directly rather than warn_for_assignment. Use %qE in diagnostics.
8035 Say "argument" rather than "arg" in diagnostics.
8036 (build_function_call): Update call to convert_arguments.
8038 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8041 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
8042 ENUMs specially instead of just saying we do.
8044 2004-10-06 Eric Christopher <echristo@redhat.com>
8046 * dwarf2.h: Sync with include/elf/dwarf2.h
8048 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8050 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
8053 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8055 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
8056 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
8058 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8060 * lambda-code.c (compute_nest_using_fourier_motzkin): New
8062 (lambda_compute_auxillary_space): Split from here.
8064 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
8066 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
8067 * tree-flow.h: Add prototype.
8068 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
8069 expr_invariant_in_loop.
8071 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
8073 * tree-cfg.c (thread_jumps): Remove a duplicate check for
8076 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
8078 * config/s390/s390-protos.h (s_imm_operand): Remove.
8079 (s390_pool_operand): Add prototype.
8080 * config/s390/s390.c (general_s_operand): Remove.
8081 (s_imm_operand): Remove.
8082 (s_operand): Merge contents of general_s_operand.
8083 (s390_pool_operand): New function.
8084 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
8085 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
8086 ("*cmpdi_ccu"): Merge Q->Q alternative.
8087 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
8088 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
8090 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
8091 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
8092 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
8094 2004-10-06 Steve Ellcey <sje@cup.hp.com>
8096 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
8097 call ia64_function_arg_boundary.
8098 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
8099 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
8100 (ia64_function_arg_advance): Do not put 128 bit floats into
8103 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
8106 Accept an expression instead of an arglist.
8107 (expand_builtin_stpcpy): Accept an expression instead of an
8110 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8113 * doc/install.texi (*-*-solaris2*): Mention potential problem
8114 with Sun assembler + GNU linker and C++ programs.
8115 Document status of binutils 2.15 release.
8117 2004-10-06 Jan Hubicka <jh@suse.cz>
8119 * cse.c (cse_main): Kill push/pop context.
8121 2004-10-05 Zack Weinberg <zack@codesourcery.com>
8123 * pretty-print.c: Include tree.h.
8124 (pp_base_prepare_to_format): New function, logic from
8125 text_specifies_location.
8126 (pp_base_format_text): Use gcc_assert.
8127 * pretty-print.h (pp_prepare_to_format): New macro.
8128 (pp_base_prepare_to_format): Prototype.
8129 * diagnostic.c (text_specifies_location): Delete.
8130 (bug_report_request): Delete.
8131 (diagnostic_set_info): Don't call text_specifies_location.
8132 (diagnostic_action_after_output): Put text from
8133 bug_report_request inline here. Use gcc_unreachable.
8134 (diagnostic_report_current_function): Fix comment.
8135 (diagnostic_report_diagnostic): Clarify logic for error recursion.
8136 Call pp_prepare_to_format before diagnostic_starter.
8137 (trim_filename): Use IS_DIR_SEPARATOR.
8138 (fatal_error, internal_error): Use gcc_unreachable.
8139 (error_recursion): Call diagnostic_action_after_output to
8140 issue the bug_report_request message and exit.
8141 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
8143 * c-parse.in: Add list of diagnostic messages to insulate
8144 translation template from version of yacc/bison used to
8145 compile the grammar.
8147 2004-10-06 Alan Modra <amodra@bigpond.net.au>
8150 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
8152 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8154 * basic-block.h: Remove the prototype for
8155 flow_preorder_transversal_compute.
8156 * cfganal.c (dfst_node): Remove.
8157 (flow_preorder_transversal_compute): Likewise.
8158 * rtl.h: Remove the prototype for get_jump_table_offset.
8159 * rtlanal.c (get_jump_table_offset): Remove.
8161 2004-10-05 Richard Henderson <rth@redhat.com>
8164 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
8166 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
8169 * Makefile.in: Stage the build directory too.
8171 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
8173 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
8175 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
8176 (frv_emit_move): Same.
8178 * config/frv/frv.c (frv_emit_move): New.
8179 (frv_legitimize_address): New.
8181 * config/frv/frv.md ("movsi"): Call frv_emit_move.
8188 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
8190 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
8193 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
8195 * c-decl.c (pushdecl): When an extern declaration at block scope
8196 refers to a visible entity with internal linkage, use the old DECL
8197 rather than the new one.
8199 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8201 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
8204 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8206 * tree-cfg.c (thread_jumps): Remove a duplicate check for
8209 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8211 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
8212 of FOR_BB_BETWEEN. Remove a useless check for unreachable
8215 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8217 * tree-cfg.c (cleanup_tree_cfg): Don't call
8218 delete_unreachable_blosk() after thread_jumps().
8219 (thread_jumps): Always remove basic blocks as they become
8222 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
8224 * tree-cfg.c (cleanup_tree_cfg): Remove variable
8225 something_changed. Simplify the while loop.
8227 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8229 * builtins.c (expand_builtin_memmove): Delete duplicate code
8230 and accept a tree type for the result.
8231 (expand_builtin_bcopy): Accept a tree type for the result.
8232 (fold_builtin_memmove): Accept an arglist and tree type for
8235 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
8237 * config/s390/s390.c (s390_dump_pool): Remove return value.
8238 Use gen_pool_align, gen_pool_section_start/end instead of
8239 gen_pool_start/end_31/64.
8240 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
8241 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
8242 ("pool_start_31", "pool_end_31"): Remove.
8243 ("pool_start_64", "pool_end_64"): Likewise.
8244 ("pool_align", "pool_section_start", "pool_section_end": New insns.
8246 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
8247 (TARGET_CANNOT_COPY_INSN_P): Define.
8248 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
8249 (struct constant_pool): New member 'execute'.
8250 (s390_add_execute, s390_find_execute): New functions.
8251 (s390_execute_label, s390_execute_target): Likewise.
8252 (s390_dump_pool): Output in-pool execute target templates.
8253 (s390_dump_execute): New function.
8254 (s390_alloc_pool, s390_free_pool): Handle execute templates.
8255 (s390_mainpool_start, s390_mainpool_finish): Likewise.
8256 (s390_chunkify_start, s390_chunkify_finish): Likewise.
8257 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
8258 ("*execute"): New insn pattern.
8259 ("movmem_short", "*movmem_short"): Use splitters to generate
8260 explicit execute pattern, remove embedded execute.
8261 ("clrmem_short", "*clrmem_short"): Likewise.
8262 ("cmpmem_short", "*cmpmem_short"): Likewise.
8264 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
8266 * tree-ssa.c (verify_ssa): Verify phi arguments only
8267 contain renamed names.
8269 2004-10-05 Alan Modra <amodra@bigpond.net.au>
8271 * config/rs6000/linux.h: Formatting, whitespace.
8272 * config/rs6000/linux64.h: Likewise.
8273 * config/rs6000/rs6000-protos.h: Likewise.
8274 * config/rs6000/rs6000.c: Likewise.
8275 (easy_vector_splat_const): Add fall thru comments.
8276 (output_vec_const_move): Likewise.
8278 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
8280 * Makefile.in: Update -Wno-error exceptions for move to build dir.
8282 2004-10-05 Chao-Ying Fu <fu@mips.com>
8283 Richard Sandiford <rsandifo@redhat.com>
8285 * doc/invoke.texi (-mpaired-single): Link to the new description of the
8286 built-in functions. Document dependencies.
8287 (-mips3d): Add link here too.
8288 * doc/extend.texi (MIPS Paired-Single Support): New section.
8290 2004-10-04 Chao-ying Fu <fu@mips.com>
8292 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
8294 2004-10-04 Diego Novillo <dnovillo@redhat.com>
8296 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
8297 Initialize OPT_STATS to 0.
8299 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
8301 * tree-data-ref.c: Fix comment typos.
8303 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
8305 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
8306 the predicate cannot be computed, don't initialize the result to
8309 2004-10-01 Eric Christopher <echristo@redhat.com>
8311 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
8312 locally defined enum.
8313 * dwarf2out.c (add_calling_convention_attribute): Don't
8316 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
8318 PR c/17178, PR c/17820
8319 * c-decl.c (pop_scope): Do not warn about unused static
8320 variables as they warned in the middle-end.
8322 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8324 * builtins.c (expand_builtin_memcpy): Delete duplicate code
8325 and make the first parameter the expression not the arglist.
8327 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
8329 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
8330 as valid modes to expand address expressions.
8332 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
8334 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
8335 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
8336 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
8337 code formatting conventions.
8339 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
8341 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
8343 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
8345 PR tree-optimization/16632
8346 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
8347 fold (A & C) == D into 0, fold ~C. Similarly, for the case
8348 where | is used instead of &.
8350 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
8352 * ginclude/stddef.h: Fix a comment typo.
8354 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8357 * config.gcc (i?86-*-solaris2*): Restore correct logic
8358 for --enable-threads option.
8359 (sparc64-*-solaris2*): Likewise.
8360 (sparc-*-solaris2*): Likewise.
8362 2004-10-03 Alan Modra <amodra@bigpond.net.au>
8364 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
8365 (OS_MISSING_POWERPC64): Move, and comment.
8366 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
8367 (OS_MISSING_POWERPC64): Move, and comment.
8369 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
8371 * arm.c (output_call_mem): Add missing \t.
8373 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8375 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
8376 expand_builtin_strncmp): Delete duplicate code.
8378 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
8380 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
8381 take check-base and -limit arguments.
8382 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
8383 check ranges for ARRAY_REF and COMPONENT_REF.
8384 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
8387 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
8389 * c-objc-common.c (c_tree_printer): Correct description of %E.
8390 Don't fall through after printing an expression.
8392 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
8394 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
8396 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
8398 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
8399 delete_unrechable_blocks() only when necessary.
8401 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
8403 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
8404 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
8405 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
8406 __gthread_recursive_mutex_unlock): New functions.
8408 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
8410 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
8411 * config/s390/tpf-eh.c: Remove file.
8412 * config/s390/tpf-unwind.h: New file.
8413 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
8414 (MD_UNWIND_SUPPORT): Define.
8416 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
8418 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
8420 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
8422 * config/s390/s390-protos.h (s390_comparison): Add prototype.
8423 * config/s390/s390.c (s390_comparison): New function.
8424 (s390_branch_condition_mask): Return -1 for invalid comparisons.
8425 (s390_branch_condition_mnemonic): Assert valid comparison.
8426 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
8427 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
8428 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
8429 s390_comparison instead of comparison_operator.
8431 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
8432 ("cmpmemdi"): Remove.
8433 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
8434 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
8435 ("cmpint_si"): Rename to ...
8436 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
8437 ("cmpint_di", "*cmpint_di"): Likewise.
8438 * config/s390/s390.c (s390_canonicalize_comparison): Remove
8439 redundant UNSPEC_CMPINT conversions.
8440 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
8442 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
8444 * collect2.c (COLLECT_PARSE_FLAG): Remove.
8445 (main): Remove a reference to COLLECT_PARSE_FLAG
8446 * system.h: Poison COLLECT_PARSE_FLAG.
8447 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
8449 2004-10-01 Paul Brook <paul@codesourcery.com>
8451 * config/arm/crti.asm: Give _init and _fini function type.
8453 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
8455 * common.opt (ftree-loop-ivcanon): Enable by default.
8456 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8457 Enable complete loop unrolling.
8458 (canonicalize_induction_variables, tree_unroll_loops_completely):
8461 2004-10-01 Paul Brook <paul@codesourcery.com>
8463 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
8464 not register number.
8465 (thumb_find_work_register): Search full register range.
8467 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
8470 * tree-cfg.c (group_case_labels): Get the label and not
8471 the case expr for the default case.
8472 When the label we looking at is the default, decrement the
8475 2004-10-01 Jan Hubicka <jh@suse.cz>
8477 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
8478 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
8479 * toplev.h (tree_rest_of_compilation): Update prototype.
8480 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
8482 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
8484 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
8485 cleanup_control_flow() out of the while loop.
8487 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
8489 * tree-vectorizer.c (vectorizable_operation): Fail unless
8490 the mode for the vector type is indeed a vector mode.
8492 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
8494 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
8495 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
8497 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8498 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
8499 follow_ssa_edge_in_rhs): Ditto.
8500 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
8501 (dump_iv): Dump base_object.
8502 (dump_use, dump_cand): Use dump_iv.
8503 (determine_base_object): New function.
8504 (alloc_iv): Initialize base_object field.
8505 (record_use): Clear the ssa_name field of iv.
8506 (get_computation_cost_at): Do not use difference of addresses of
8507 two different objects.
8508 (may_eliminate_iv): Do not require the loop to have just single exit.
8509 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
8510 (nonzero_p): New function.
8511 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
8512 tree_simplify_using_condition, simplify_using_initial_conditions,
8513 loop_niter_by_eval, find_loop_niter_by_eval,
8514 estimate_numbers_of_iterations_loop, compare_trees,
8515 upper_bound_in_type, lower_bound_in_type,
8516 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
8517 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
8518 instead of integer_(non)zerop.
8520 2004-10-01 Jakub Jelinek <jakub@redhat.com>
8523 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8525 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8526 and TI_VA_LIST_FPR_COUNTER_FIELD.
8527 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8528 * tree-pass.h (pass_stdarg): Add.
8529 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8530 * tree-stdarg.c: New file.
8531 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8532 (tree-stdarg.o): Add dependencies.
8533 * function.h (struct function): Add va_list_gpr_size and
8534 va_list_fpr_size fields.
8535 * function.c (allocate_struct_function): Initialize them.
8537 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8538 va_list_{g,f}pr_counter_field.
8539 (ix86_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 (ix86_va_start): Don't set up fields that won't be used.
8544 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8545 va_list_{g,f}pr_counter_field.
8546 (setup_incoming_varargs): Don't do anything if reg_save
8547 area will not be used. Only save registers that tree-stdarg.c
8548 detected they need saving.
8549 (rs6000_va_start): Don't set up fields that won't be used.
8551 2004-09-30 Eric Christopher <echristo@redhat.com>
8553 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
8555 * dwarf2out.c (add_calling_convention_attribute): New function.
8556 (gen_subroutine_type_die): Use.
8557 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
8558 * target.h (gcc_target): Add dwarf_calling_convention.
8559 * hooks.c (hook_int_tree_0): New function.
8560 * hooks.h: Prototype.
8561 * config/sh/sh.c: Include dwarf2.h.
8562 (sh_dwarf_calling_convention): New function.
8563 (TARGET_DWARF_CALLING_CONVENTION): Use.
8564 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
8566 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8568 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
8569 expand_builtin_strrchr, expand_builtin_strpbrk,
8570 expand_builtin_strncat, expand_builtin_strspn,
8571 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
8574 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
8576 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
8578 (s390_logical_operator_ok_p): Likewise.
8579 * config/s390/s390.c (s390_expand_logical_operator): New function.
8580 (s390_logical_operator_ok_p): Likewise.
8581 * config/s390/s390.md ("anddi3"): New expander.
8582 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
8583 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
8584 ("andsi3"): Use s390_expand_logical_operator.
8585 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
8586 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
8587 ("andhi3"): New expander.
8588 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
8589 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
8590 ("andqi3"): New expander.
8591 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
8592 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
8593 ("iordi3"): New expander.
8594 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
8595 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
8596 ("iorsi3"): Use s390_expand_logical_operator.
8597 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
8598 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
8599 ("iorhi3"): New expiorer.
8600 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
8601 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
8602 ("iorqi3"): New expiorer.
8603 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
8604 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
8605 ("xordi3"): New expander.
8606 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
8607 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
8608 ("xorsi3"): New expander.
8609 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
8610 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
8611 ("xorhi3"): New expander.
8612 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
8613 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
8614 ("xorqi3"): New expander.
8615 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
8616 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
8618 2004-09-30 Roger Sayle <roger@eyesopen.com>
8620 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
8621 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
8622 machine mode as the result.
8624 2004-09-30 Ben Elliston <bje@au.ibm.com>
8627 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
8628 FOR_EACH_EDGE macros.
8630 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
8632 * c-tree.h (readonly_error): Remove.
8633 * c-typeck (enum lvalue_use): New.
8634 (lvalue_or_else, readonly_error): Use it. All callers changed.
8635 (readonly_error): Make static.
8637 2004-09-30 Jan Hubicka <jh@suse.cz>
8640 * cfgrtl.c (try_redirect_by_replacing_jump,
8641 force_nonfallthru_and_redirect, commit_one_edge_insertion,
8642 cfg_layout_merge_blocks): Do not attach any line number information
8643 to newly inserted instructions.
8644 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
8646 (emit_*insn_before, emit_insn*_after): New.
8647 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
8649 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
8650 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
8652 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
8654 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
8655 (s390_return_address_offset): Remove.
8656 (s390_can_eliminate): Add prototype.
8657 (s390_initial_elimination_offset): Add prototype.
8658 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
8659 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
8660 * config/s390/s390.c (s390_arg_frame_offset): Remove.
8661 (s390_return_address_offset): Remove.
8662 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
8663 (struct machine_function): New member split_branches_pending_p.
8664 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
8665 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
8666 (s390_optimize_prologue): Remove base_used argument. Call
8667 s390_update_frame_layout instead of s390_register_info. Handle
8668 prologue/epilogue insns that touch only RETURN_REGNUM.
8669 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
8670 (s390_register_info): Remove base_used and return_addr_used
8671 arguments, compute special register usage inline. Return live
8672 register data to caller.
8673 (s390_frame_info): Remove arguments, do not call s390_register_info.
8674 (s390_init_frame_layout): New function.
8675 (s390_update_frame_layout): Likewise.
8676 (s390_emit_prologue): Call s390_update_frame_layout; some code
8677 move to there. Do not emit pool placeholder insn if unnecessary.
8679 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
8681 * config/s390/s390.c (legitimate_reload_constant_p): Remove
8682 floating point constant workaround.
8683 (s390_secondary_input_reload_class): Handle PLUS reloads
8684 with too-large constant.
8685 (s390_expand_plus_operand): Likewise.
8686 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
8687 ("movsi"): Likewise. Also, remove workaround for non-general
8689 ("movdf"): Do not call force_const_mem.
8690 ("movsf"): Likewise. Merge expander with *movsf insn.
8691 ("*movsf"): Remove, merge with movsf expander.
8693 2004-09-30 Paul Brook <paul@codesourcery.com>
8695 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
8696 (ENDFILE_SPEC): Define.
8697 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
8699 2004-09-30 Richard Henderson <rth@redhat.com>
8701 * config/alpha/qrnnd.asm: Mark for noexecstack.
8703 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
8705 * protoize.c, tree-cfg.c: Fix comment typos.
8707 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
8710 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
8712 2004-09-30 Diego Novillo <dnovillo@redhat.com>
8714 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
8716 (add_pointed_to_expr): ... here.
8717 Call add_pointed_to_expr for variables with DECL_INITIAL set.
8718 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
8719 pointer variable, if set.
8721 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
8723 * config/sh/sh.c: Follow spelling conventions.
8725 2004-09-29 Richard Henderson <rth@redhat.com>
8727 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
8728 * doc/tm.texi (DWARF_ZERO_REG): New.
8730 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
8731 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
8732 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
8734 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
8736 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
8737 with a PLUS as source operand.
8738 (expand_movstr): Likewise.
8739 (expand_builtin_stpcpy): Likewise.
8741 2004-09-29 Richard Henderson <rth@redhat.com>
8744 * tree-gimple.c (is_gimple_reg): Reject hard registers.
8745 (is_gimple_asm_val): New.
8746 * tree-gimple.h (is_gimple_asm_val): Declare.
8747 * gimplify.c (gimplify_asm_expr): Use it.
8748 * tree-pretty-print.c (print_declaration): Dump hard regs.
8749 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
8750 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8751 * tree-ssa-pre.c (is_undefined_value): Likewise.
8752 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8753 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
8754 * tree-ssa.c (warn_uninit): Likewise.
8755 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
8757 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
8759 * c-decl.c (merge_decls): Use comptype when comparing
8760 types to decide on DECL_SIZE save of olddecl.
8762 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
8764 * tree.h (INDIRECT_REF_P): New macro.
8765 * alias.c (get_alias_set): Use it
8766 (nonoverlapping_memrefs_p): Ditto.
8767 * emit-rtl.c (mem_expr_equal_p): Ditto.
8768 (set_mem_attributes_minus_bitpos): Ditto.
8769 (is_gimple_addressable): Ditto.
8770 (get_base_address): Ditto.
8771 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
8772 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
8773 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
8774 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
8775 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
8776 (add_address_candidates): Ditto.
8777 (rewrite_address_base): Ditto.
8779 2004-09-30 Ben Elliston <bje@au.ibm.com>
8781 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
8782 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
8783 (rewrite_ssa_into_ssa): Likewise.
8784 * tree-phinodes.c (create_phi_node): Access the number of
8785 predecessor edges using EDGE_COUNT() and not num_preds.
8787 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
8790 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
8792 2004-09-29 Eric Christopher <echristo@redhat.com>
8794 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
8796 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
8798 * config/cris/cris.md (moverside, movemside): With MEM, make sure
8799 the address is (plus reg mem).
8801 2004-09-29 David Edelsohn <edelsohn@gnu.org>
8803 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
8805 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
8807 * tree.c (make_node_stat): Fix uninitialized warning. Replace
8808 cascaded if ... else if with a switch.
8810 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8812 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
8814 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8816 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8817 and TI_VA_LIST_FPR_COUNTER_FIELD.
8818 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8819 * tree-pass.h (pass_stdarg): Add.
8820 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8821 * tree-stdarg.c: New file.
8822 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8823 (tree-stdarg.o): Add dependencies.
8824 * function.h (struct function): Add va_list_gpr_size and
8825 va_list_fpr_size fields.
8826 * function.c (allocate_struct_function): Initialize them.
8828 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8829 va_list_{g,f}pr_counter_field.
8830 (ix86_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 (ix86_va_start): Don't set up fields that won't be used.
8835 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8836 va_list_{g,f}pr_counter_field.
8837 (setup_incoming_varargs): Don't do anything if reg_save
8838 area will not be used. Only save registers that tree-stdarg.c
8839 detected they need saving.
8840 (rs6000_va_start): Don't set up fields that won't be used.
8842 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8844 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
8845 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
8846 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
8847 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
8848 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
8849 ATTR_NONNULL_1_4): New.
8851 2004-09-29 Jakub Jelinek <jakub@redhat.com>
8853 PR tree-optimization/17697
8854 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
8857 2004-09-28 Per Bothner <per@bothner.com>
8859 * profile.c (branch_prob): Pass correct value to output_location,
8860 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
8862 2004-09-28 Richard Henderson <rth@redhat.com>
8865 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
8866 * tree-flow.h (may_propagate_copy_into_asm): Declare.
8867 * tree-ssa-ccp.c (replace_uses_in): Use it.
8868 * tree-ssa-dom.c (cprop_operand): Likewise.
8870 2004-09-28 Jeff Law <law@redhat.com>
8872 * tree-ssa-threadupdate.c (create_block_for_threading): Request
8873 that no outgoing edges be left in the duplicate block. Do no
8874 update information on outgoing edges or PHI nodes in target
8876 (remove_ctrl_stmt_and_useless_edges): Renamed from
8877 remove_last_stmt_and_useless_edges. Handle case where the
8878 block is empty or has no control statements. Do not update edge
8880 (thread_block): Create a template block rather than copying the
8881 original block every time. Create outgoing edges from the
8882 duplicate blocks and update PHIs at the target of the outgoing
8883 edges here. Fix edge flags for the original block if necessary.
8884 * cfghooks (duplicate_block): No longer assert that the original
8885 block has incoming edges.
8887 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
8889 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
8890 Reg Vars to enforce register allocation with general constraints.
8891 (Explicit Reg Vars): Clarify relation to asm statements.
8892 (Local Reg Vars): Similar.
8894 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
8896 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
8897 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
8898 build_control_flow, new_edge): Remove.
8899 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
8900 (bitlst, bitlst_table_last, bitlst_table): Remove.
8901 (bblst): Store basic_block pointer instead of block index.
8902 (bblst_table): Likewise.
8903 (edgelst): Store edge pointer instead of edge index.
8904 (edgelst_table, edgelst_last): New variables.
8905 (extract_bitlst): Rename to ...
8906 (extract_edgelst): ... this. Return edge pointers, not indices.
8907 (split_edges): Update call.
8908 (rgn_edges): Store edge pointers instead of indices.
8909 (edge_to_bit): Remove.
8910 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
8911 (SET_EDGE_TO_BIT): New macro.
8912 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
8913 (find_rgns): Remove edge_list parameter. Traverse standard CFG
8914 data structures instead of haifa_edge et al. Use edge pointers
8915 instead of edge indices everywhere.
8916 (compute_dom_prob_ps): Use standard CFG data structures. Account
8918 (compute_trg_info): Likewise.
8919 (propagate_deps): Likewise.
8920 (debug_candidate): Account for bblst data structure change.
8921 (check_live_1, update_live_1, is_pfree): Likewise.
8922 (IS_REACHABLE): Use standard CFG data structures.
8923 (init_ready_list): Update bblst_table/edgelst_table allocation.
8924 (schedule_region): Update alloc/cleanup code to data structure
8925 changes. Use edge->aux to store per-region edge index.
8926 (init_regions): No longer call build_control_flow. Do not
8927 create edge list any more.
8929 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
8931 * cse.c (cse_insn): Avoid creating direct non-local jumps.
8932 * combine.c (can_combine_p): Likewise.
8933 * local-alloc. (update_equiv_regs): Likewise.
8935 2004-09-28 Richard Henderson <rth@redhat.com>
8938 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
8939 Don't check VOIDmode here. Force PLUS operands to common type.
8940 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
8941 Pmode if given a non pointer type.
8943 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8946 * optabs.c (expand_binop): Force constants to the correct mode.
8948 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
8950 * config/s390/s390.c (s390_adjust_cost): Remove.
8951 (TARGET_SCHED_ADJUST_COST): Do not redefine.
8952 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
8953 * config/s390/s390.md ("main_pool"): Use "larl" type
8954 attribute if TARGET_CPU_ZARCH.
8956 2004-09-28 Jakub Jelinek <jakub@redhat.com>
8958 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
8961 2004-09-28 Diego Novillo <dnovillo@redhat.com>
8963 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
8966 2004-09-28 Steven Bosscher <stevenb@suse.de>
8968 * common.opt (flag_gcse_sm): Disable by default.
8969 (flag_gcse_las): Likewise.
8970 (flag_web): Likewise. Create from this file.
8971 * flags.h: Remove flag_web declaration.
8972 * toplev.c (flag_web): Likewise.
8973 (process_options): Never set flag_web.
8975 2004-09-28 Steven Bosscher <stevenb@suse.de>
8977 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
8978 * tree-ssa-propagate.c: Include vec.h.
8979 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
8981 (cfg_blocks_add): Assert the block is not already in the worklist.
8982 Update uses of interesting_ssa_edges and varying_ssa_edges.
8983 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
8984 ssa_propagate): Likewise.
8986 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
8989 * c-decl.c (start_decl): Check for initializing incomplete array
8991 (build_compound_literal): Check for TYPE being error_mark_node.
8992 * c-parse.in (primary): Check for VLA compound literals.
8994 2004-09-28 Diego Novillo <dnovillo@redhat.com>
8996 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
8997 with --disable-checking.
8999 2004-09-28 Devang Patel <dpatel@apple.com>
9001 * tree-pretty-print.c (dump_generic_node): Print vector types.
9003 2004-09-28 Nick Clifton <nickc@redhat.com>
9005 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
9006 invocation of the function sh_init_cumulative_args.
9007 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
9008 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
9009 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
9010 * config/sh/sh.c (sh_init_cumulative_args): New function based
9011 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
9012 heuristic added to determine the setting of force_mem when a
9013 library function is being called.
9015 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9017 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
9018 Skip constant arguments.
9020 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9022 * tree-ssa-alias.c (create_name_tags): If PTR points to a
9023 volatile type, mark the tag volatile.
9024 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
9027 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
9029 * tree.def (vec_cond_expr): Fix. Change 'e'
9032 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9034 * basic-block.h: Fix a comment typo.
9036 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9038 * optabs.c, optabs.h: Fix comment typos.
9040 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
9042 * config/sparc/sparc.md (call_address_struct_value_sp32):
9043 Properly mask the immediate field of the 'unimp' instruction.
9044 (call_symbolic_struct_value_sp32): Likewise.
9046 2004-09-28 Ben Elliston <bje@au.ibm.com>
9047 Steven Bosscher <stevenb@suse.de>
9048 Andrew Pinski <pinskia@physics.uc.edu>
9050 Merge from edge-vector-branch:
9051 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
9052 (struct edge_def): Remove pred_next, succ_next members.
9053 (struct basic_block_def): Remove pred, succ members. Add preds
9054 and succs members of type VEC(edge).
9055 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
9056 (BRANCH_EDGE): Likewise.
9057 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
9058 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
9059 (edge_iterator): New.
9060 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
9061 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
9062 (FOR_EACH_EDGE): New.
9063 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
9065 (rotate_loop): Likewise.
9066 (find_traces_1_route): Likewise.
9067 (bb_to_key): Likewise.
9068 (connect_traces): Likewise.
9069 (copy_bb_p): Likewise.
9070 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
9071 (add_labels_and_missing_jumps): Likewise.
9072 (fix_up_fall_thru_edges): Likewise.
9073 (find_jump_block): Likewise.
9074 (fix_crossing_conditional_branches): Likewise.
9075 (fix_crossing_unconditional_branches): Likewise.
9076 (add_reg_crossing_jump_notes): Likewise.
9077 * bt-load.c (augment_live_range): Likewise.
9078 * cfg.c (clear_edges): Likewise.
9079 (unchecked_make_edge): Likewise.
9080 (cached_make_edge): Likewise.
9081 (make_single_succ_edge): Likewise.
9082 (remove_edge): Likewise.
9083 (redirect_edge_succ_nodup): Likewise.
9084 (check_bb_profile): Likewise.
9085 (dump_flow_info): Likewise.
9086 (alloc_aux_for_edges): Likewise.
9087 (clear_aux_for_edges): Likewise.
9088 (dump_cfg_bb_info): Likewise.
9089 * cfganal.c (forwarder_block_p): Likewise.
9090 (can_fallthru): Likewise.
9091 (could_fall_through): Likewise.
9092 (mark_dfs_back_edges): Likewise.
9093 (set_edge_can_fallthru_flag): Likewise.
9094 (find_unreachable_blocks): Likewise.
9095 (create_edge_list): Likewise.
9096 (verify_edge_list): Likewise.
9097 (add_noreturn_fake_exit_edges): Likewise.
9098 (connect_infinite_loops_to_exit): Likewise.
9099 (flow_reverse_top_sort_order_compute): Likewise.
9100 (flow_depth_first_order_compute): Likewise.
9101 (flow_preorder_transversal_compute): Likewise.
9102 (flow_dfs_compute_reverse_execute): Likewise.
9103 (dfs_enumerate_from): Likewise.
9104 (compute_dominance_frontiers_1): Likewise.
9105 * cfgbuild.c (make_edges): Likewise.
9106 (compute_outgoing_frequencies): Likewise.
9107 (find_many_sub_basic_blocks): Likewise.
9108 (find_sub_basic_blocks): Likewise.
9109 * cfgcleanup.c (try_simplify_condjump): Likewise.
9110 (thread_jump): Likewise.
9111 (try_forward_edges): Likewise.
9112 (merge_blocks_move): Likewise.
9113 (outgoing_edges_match): Likewise.
9114 (try_crossjump_to_edge): Likewise.
9115 (try_crossjump_bb): Likewise.
9116 (try_optimize_cfg): Likewise.
9117 (merge_seq_blocks): Likewise.
9118 * cfgexpand.c (expand_gimple_tailcall): Likewise.
9119 (expand_gimple_basic_block): Likewise.
9120 (construct_init_block): Likewise.
9121 (construct_exit_block): Likewise.
9122 * cfghooks.c (verify_flow_info): Likewise.
9123 (dump_bb): Likewise.
9124 (delete_basic_block): Likewise.
9125 (split_edge): Likewise.
9126 (merge_blocks): Likewise.
9127 (make_forwarder_block): Likewise.
9128 (tidy_fallthru_edges): Likewise.
9129 (can_duplicate_block_p): Likewise.
9130 (duplicate_block): Likewise.
9131 * cfglayout.c (fixup_reorder_chain): Likewise.
9132 (fixup_fallthru_exit_predecessor): Likewise.
9133 (can_copy_bbs_p): Likewise.
9134 (copy_bbs): Likewise.
9135 * cfgloop.c (flow_loops_cfg_dump): Likewise.
9136 (flow_loop_entry_edges_find): Likewise.
9137 (flow_loop_exit_edges_find): Likewise.
9138 (flow_loop_nodes_find): Likewise.
9139 (mark_single_exit_loops): Likewise.
9140 (flow_loop_pre_header_scan): Likewise.
9141 (flow_loop_pre_header_find): Likewise.
9142 (update_latch_info): Likewise.
9143 (canonicalize_loop_headers): Likewise.
9144 (flow_loops_find): Likewise.
9145 (get_loop_body_in_bfs_order): Likewise.
9146 (get_loop_exit_edges): Likewise.
9147 (num_loop_branches): Likewise.
9148 (verify_loop_structure): Likewise.
9149 (loop_latch_edge): Likewise.
9150 (loop_preheader_edge): Likewise.
9151 * cfgloopanal.c (mark_irreducible_loops): Likewise.
9152 (expected_loop_iterations): Likewise.
9153 * cfgloopmanip.c (remove_bbs): Likewise.
9154 (fix_bb_placement): Likewise.
9155 (fix_irreducible_loops): Likewise.
9156 (remove_path): Likewise.
9157 (scale_bbs_frequencies): Likewise.
9158 (loopify): Likewise.
9160 (fix_loop_placement): Likewise.
9161 (loop_delete_branch_edge): Likewise.
9162 (duplicate_loop_to_header_edge): Likewise.
9163 (mfb_keep_just): Likewise.
9164 (create_preheader): Likewise.
9165 (force_single_succ_latches): Likewise.
9166 (loop_split_edge_with): Likewise.
9167 (create_loop_notes): Likewise.
9168 * cfgrtl.c (rtl_split_block): Likewise.
9169 (rtl_merge_blocks): Likewise.
9170 (rtl_can_merge_blocks): Likewise.
9171 (try_redirect_by_replacing_jump): Likewise.
9172 (force_nonfallthru_and_redirect): Likewise.
9173 (rtl_tidy_fallthru_edge): Likewise.
9174 (commit_one_edge_insertion): Likewise.
9175 (commit_edge_insertions): Likewise.
9176 (commit_edge_insertions_watch_calls): Likewise.
9177 (rtl_verify_flow_info_1): Likewise.
9178 (rtl_verify_flow_info): Likewise.
9179 (purge_dead_edges): Likewise.
9180 (cfg_layout_redirect_edge_and_branch): Likewise.
9181 (cfg_layout_can_merge_blocks_p): Likewise.
9182 (rtl_flow_call_edges_add): Likewise.
9183 * cse.c (cse_cc_succs): Likewise.
9184 * df.c (hybrid_search): Likewise.
9185 * dominance.c (calc_dfs_tree_nonrec): Likewise.
9186 (calc_dfs_tree): Likewise.
9187 (calc_idoms): Likewise.
9188 (recount_dominator): Likewise.
9189 * domwalk.c (walk_dominator_tree): Likewise.
9190 * except.c (emit_to_new_bb_before): Likewise.
9191 (connect_post_landing_pads): Likewise.
9192 (sjlj_emit_function_enter): Likewise.
9193 (sjlj_emit_function_exit): Likewise.
9194 (finish_eh_generation): Likewise.
9195 * final.c (compute_alignments): Likewise.
9196 * flow.c (calculate_global_regs_live): Likewise.
9197 (initialize_uninitialized_subregs): Likewise.
9198 (init_propagate_block_info): Likewise.
9199 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9200 * gcse.c (find_implicit_sets): Likewise.
9201 (bypass_block): Likewise.
9202 (bypass_conditional_jumps): Likewise.
9203 (compute_pre_data): Likewise.
9204 (insert_insn_end_bb): Likewise.
9205 (insert_store): Likewise.
9206 (remove_reachable_equiv_notes): Likewise.
9207 * global.c (global_conflicts): Likewise.
9208 (calculate_reg_pav): Likewise.
9209 * graph.c (print_rtl_graph_with_bb): Likewise.
9210 * ifcvt.c (mark_loop_exit_edges): Likewise.
9211 (merge_if_block): Likewise.
9212 (find_if_header): Likewise.
9213 (block_jumps_and_fallthru_p): Likewise.
9214 (find_if_block): Likewise.
9215 (find_cond_trap): Likewise.
9216 (block_has_only_trap): Likewise.
9217 (find_if_case1): Likewise.
9218 (find_if_case_2): Likewise.
9219 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
9220 (perfect_nestify): Likewise.
9221 * lcm.c (compute_antinout_edge): Likewise.
9222 (compute_laterin): Likewise.
9223 (compute_available): Likewise.
9224 (compute_nearerout): Likewise.
9225 * loop-doloop.c (doloop_modify): Likewise.
9226 * loop-init.c (loop_optimizer_init): Likewise.
9227 * loop-invariant.c (find_exits): Likewise.
9228 * loop-iv.c (simplify_using_initial_values): Likewise.
9229 (check_simple_exit): Likewise.
9230 (find_simple_exit): Likewise.
9231 * loop-unroll.c (peel_loop_completely): Likewise.
9232 (unroll_loop_constant_iterations): Likewise.
9233 (unroll_loop_runtime_iterations): Likewise.
9234 * loop-unswitch.c (may_unswitch_on): Likewise.
9235 (unswitch_loop): Likewise.
9236 * modulo-sched.c (generate_prolog_epilog): Likewise.
9237 (sms_schedule): Likewise.
9238 * postreload-gcse.c (eliminate_partially_redundant_load):
9240 * predict.c (can_predict_insn_p): Likewise.
9241 (set_even_probabilities): Likewise.
9242 (combine_predictions_for_bb): Likewise.
9243 (predict_loops): Likewise.
9244 (estimate_probability): Likewise.
9245 (tree_predict_by_opcode): Likewise.
9246 (tree_estimate_probability): Likewise.
9247 (last_basic_block_p): Likewise.
9248 (propagate_freq): Likewise.
9249 (estimate_loops_at_level): Likewise.
9250 (estimate_bb_frequencies): Likewise.
9251 * profile.c (instrument_edges): Likewise.
9252 (get_exec_counts): Likewise.
9253 (compute_branch_probabilities): Likewise.
9254 (branch_prob): Likewise.
9255 * ra-build.c (live_in): Likewise.
9256 * ra-rewrite.c (rewrite_program2): Likewise.
9257 * ra.c (reg_alloc): Likewise.
9258 * reg-stack.c (reg_to_stack): Likewise.
9259 (convert_regs_entry): Likewise.
9260 (compensate_edge): Likewise.
9261 (convert_regs_1): Likewise,
9262 (convert_regs_2): Likewise.
9263 (convert_regs): Likewise.
9264 * regrename.c (copyprop_hardreg_forward): Likewise.
9265 * reload1.c (fixup_abnormal_edges): Likewise.
9266 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
9267 (sbitmap_insersection_of_preds): Likewise.
9268 (sbitmap_union_of_succs): Likewise.
9269 (sbitmap_union_of_preds): Likewise.
9270 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
9271 (fix_basic_block_boundaries): Likewise.
9272 (sched_ebbs): Likewise.
9273 * sched-rgn.c (build_control_flow): Likewise.
9274 (find_rgns): Likewise.
9275 * tracer.c (find_best_successor): Likewise.
9276 (find_best_predecessor): Likewise.
9277 (tail_duplicate): Likewise.
9278 * tree-cfg.c (make_edges): Likewise.
9279 (make_ctrl_stmt_edges): Likewise.
9280 (make_goto_expr_edges): Likewise.
9281 (tree_can_merge_blocks_p): Likewise.
9282 (tree_merge_blocks): Likewise.
9283 (cfg_remove_useless_stmts_bb): Likewise.
9284 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9285 (tree_block_forwards_to): Likewise.
9286 (cleanup_control_expr_graph): Likewise.
9287 (find_taken_edge): Likewise.
9288 (dump_cfg_stats): Likewise.
9289 (tree_cfg2vcg): Likewise.
9290 (disband_implicit_edges): Likewise.
9291 (tree_find_edge_insert_loc): Likewise.
9292 (bsi_commit_edge_inserts): Likewise.
9293 (tree_split_edge): Likewise.
9294 (tree_verify_flow_info): Likewise.
9295 (tree_make_forwarder_block): Likewise.
9296 (tree_forwarder_block_p): Likewise.
9297 (thread_jumps): Likewise.
9298 (tree_try_redirect_by_replacing_jump): Likewise.
9299 (tree_split_block): Likewise.
9300 (add_phi_args_after_copy_bb): Likewise.
9301 (rewrite_to_new_ssa_names_bb): Likewise.
9302 (dump_function_to_file): Likewise.
9303 (print_pred_bbs): Likewise.
9304 (print_loop): Likewise.
9305 (tree_flow_call_edges_add): Likewise.
9306 (split_critical_edges): Likewise.
9307 (execute_warn_function_return): Likewise.
9308 (extract_true_false_edges_from_block): Likewise.
9309 * tree-if-conv.c (tree_if_conversion): Likewise.
9310 (if_convertable_bb_p): Likewise.
9311 (find_phi_replacement_condition): Likewise.
9312 (combine_blocks): Likewise.
9313 * tree-into-ssa.c (compute_global_livein): Likewise.
9314 (ssa_mark_phi_uses): Likewise.
9315 (ssa_rewrite_initialize_block): Likewise.
9316 (rewrite_add_phi_arguments): Likewise.
9317 (ssa_rewrite_phi_arguments): Likewise.
9318 (insert_phi_nodes_for): Likewise.
9319 (rewrite_into_ssa): Likewise.
9320 (rewrite_ssa_into_ssa): Likewise.
9321 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
9322 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
9323 (rewrite_trees): Likewise.
9324 * tree-pretty-print.c (dump_bb_header): Likewise.
9325 (dump_implicit_edges): Likewise.
9326 * tree-sra.c (insert_edge_copies): Likewise.
9327 (find_obviously_necessary_stmts): Likewise.
9328 (remove_data_stmt): Likewise.
9329 * tree-ssa-dom.c (thread_across_edge): Likewise.
9330 (dom_opt_finalize_block): Likewise.
9331 (single_incoming_edge_ignoring_loop_edges): Likewise.
9332 (record_equivalences_from_incoming_edges): Likewise.
9333 (cprop_into_successor_phis): Likewise.
9334 * tree-ssa-live.c (live_worklist): Likewise.
9335 (calculate_live_on_entry): Likewise.
9336 (calculate_live_on_exit): Likewise.
9337 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9338 (copy_loop_headers): Likewise.
9339 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
9340 (fill_always_executed_in): Likewise.
9341 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
9342 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
9343 (compute_phi_arg_on_exit): Likewise.
9344 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
9345 (get_loops_exit): Likewise.
9346 (split_loop_exit_edge): Likewise.
9347 (ip_normal_pos): Likewise.
9348 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
9350 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
9351 (replace_phi_with_stmt): Likewise.
9352 (value_replacement): Likewise.
9353 * tree-ssa-pre.c (compute_antic_aux): Likewise.
9354 (insert_aux): Likewise.
9355 (init_pre): Likewise.
9356 * tree-ssa-propagate.c (simulate_stmt): Likewise.
9357 (simulate_block): Likewise.
9358 (ssa_prop_init): Likewise.
9359 * tree-ssa-threadupdate.c (thread_block): Likewise.
9360 (create_block_for_threading): Likewise.
9361 (remove_last_stmt_and_useless_edges): Likewise.
9362 * tree-ssa.c (verify_phi_args): Likewise.
9363 (verify_ssa): Likewise.
9364 * tree_tailcall.c (independent_of_stmt_p): Likewise.
9365 (find_tail_calls): Likewise.
9366 (eliminate_tail_call): Likewise.
9367 (tree_optimize_tail_calls_1): Likewise.
9368 * tree-vectorizer.c (vect_transform_loop): Likewise.
9369 * var-tracking.c (prologue_stack_adjust): Likewise.
9370 (vt_stack_adjustments): Likewise.
9371 (vt_find_locations): Likewise.
9372 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
9373 * config/i386/i386.c (ix86_pad_returns): Likewise.
9374 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
9375 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
9377 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
9380 * config/sparc/sparc.c (struct machine_function): New field
9381 'leaf_function_p' and 'prologue_data_valid_p'.
9382 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
9383 to conveniently access the above fields.
9384 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
9385 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
9386 of the generic flavor 'current_function_uses_only_leaf_regs'.
9387 (eligible_for_sibcall_delay): Likewise.
9388 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
9389 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
9390 (sparc_asm_function_prologue): Add sanity check for the assumption
9391 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
9392 (sparc_can_use_return_insn_p): New function.
9393 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
9394 (output_restore): Likewise.
9395 (output_sibcall): Likewise.
9396 (sparc_output_mi_thunk): Likewise.
9397 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
9398 * config/sparc/sparc.md (return): New expander.
9400 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
9402 2004-09-27 Mark Mitchell <mark@codesourcery.com>
9405 * stor-layout.c (layout_decl): Use fold_convert, not convert.
9406 (bit_from_pos): Likewise.
9407 (byte_from_pos): Likewise.
9408 (pos_from_bit): Likewise.
9409 (normalize_offset): Likewise.
9410 (place_field): Likewise.
9411 (finalize_type_size): Likewise.
9412 (layout_type): Likewise.
9413 * tree.c (build_index_type): Likewise.
9415 2004-09-27 Devang Patel <dpatel@apple.com>
9417 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
9418 * genopinit.c (optabs): New entry for vcond_gen_code and
9420 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
9421 (get_rtx_code): New function.
9422 (vector_compare_rtx): New function.
9423 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
9424 (expand_vec_cond_expr_p): New function.
9425 (expand_vec_cond_expr): New function.
9426 (get_vcond_icode): New function.
9427 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
9428 (vcond_gen_code, vcondu_gen_code): Same.
9430 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
9432 * Makefile.in (STAGESTUFF): Split into ...
9433 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
9434 (mostlyclean): Update.
9435 (stage1-start, stage2-start, stage3-start, stage4-start,
9436 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
9437 Move the STAGEMOVESTUFF.
9439 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9441 * system.h (getpagesize): Return 'int' instead of 'long'.
9443 2004-09-27 Michael Matz <matz@suse.de>
9447 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
9448 bmp_iter_and_init): Shift by bit_in_word.
9450 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
9452 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
9453 * configure.ac: Don't sinclude it here.
9454 * configure: Regenerate.
9456 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
9458 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
9461 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
9464 * c-typeck.c (build_component_ref): Name type involved in
9465 diagnostic for structure or union without a member of the given
9468 2004-09-27 DJ Delorie <dj@redhat.com>
9470 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
9471 .comm alignment is bytes, not bits.
9473 2004-09-27 Devang Patel <dpatel@apple.com>
9475 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
9476 (print_call_name): Do not print VEC_COND_EXPR.
9478 2004-09-27 Devang Patel <dpatel@apple.com>
9480 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
9482 2004-09-27 Jan Hubicka <jh@suse.cz>
9484 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
9486 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
9488 * bitmap.h: Fix a comment typo.
9490 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
9492 * libgcc2.c (getpagesize): Change type of return value to int.
9494 2004-09-26 Matt Austern <austern@apple.com>
9496 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
9499 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9501 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
9502 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
9503 (bitmap_iterator): New type.
9504 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
9505 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
9506 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
9507 bmp_iter_and_init, bmp_iter_and_next): New functions.
9508 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
9509 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
9510 use iterator-style EXECUTE_IF_IN_BITMAP macros.
9511 * bitmap.c (bitmap_print): Ditto.
9512 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
9513 btr_def_live_range): Ditto.
9514 * cfganal.c (compute_dominance_frontiers_1) Ditto.
9515 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
9517 * ddg.c (build_inter_loop_deps): Ditto.
9518 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
9520 * except.c (remove_eh_handler): Ditto.
9521 * flow.c (reg_set_to_hard_reg_set): Ditto.
9522 * gcse.c (clear_modify_mem_tables): Ditto.
9523 * global.c (build_insn_chain): Ditto.
9524 * ifcvt.c (dead_or_predicable): Ditto.
9525 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
9527 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
9528 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
9529 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
9530 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
9531 tree_purge_all_dead_eh_edges): Ditto.
9532 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
9533 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
9534 rewrite_ssa_into_ssa): Ditto.
9535 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
9536 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
9538 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
9539 compute_flow_sensitive_aliasing, maybe_create_global_var,
9540 dump_points_to_info_for): Ditto.
9541 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
9542 * tree-ssa-dse.c (dse_finalize_block): Ditto.
9543 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
9544 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
9546 * tree-ssa-loop-ivopts.c (find_induction_variables,
9547 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
9548 determine_use_iv_costs, determine_set_costs, find_best_candidate,
9549 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
9551 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
9552 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
9553 add_call_read_ops): Ditto.
9554 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
9556 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9558 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
9559 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
9561 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
9563 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
9564 reflect size of memory regions being compared.
9566 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
9568 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
9569 expressions. Always clear MEM_SIZE and alias set.
9571 2004-09-26 Roger Sayle <roger@eyesopen.com>
9572 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9575 * stor-layout.c (compute_record_mode): For records with a single
9576 field, only use the field's mode if its size matches what we'd
9577 have choosen for the record ourselves. This forces the use of
9578 BLKmode for packed records that don't completely fill a mode.
9580 2004-09-26 Roger Sayle <roger@eyesopen.com>
9583 * combine.c (force_to_mode): Remove dubious early return test that
9584 inhibits further optimization.
9586 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
9588 * profile.c: Fix a comment typo.
9590 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9593 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
9594 with varying offset.
9595 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
9596 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
9598 (expr_invariant_in_loop_p): New function.
9599 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
9600 component_ref_field_offset for COMPONENT_REFs. Do not allow
9601 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
9602 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
9603 MISALIGNED_INDIRECT_REFs.
9604 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
9605 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
9606 MISALIGNED_INDIRECT_REFs.
9608 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
9611 * gcc.c (cpp_options, cc1_options): Preserve relative order of
9612 -std and -ansi options.
9614 2004-09-26 Jan Hubicka <jh@suse.cz>
9616 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
9617 for nested functions whose proper parent has not been output.
9619 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
9620 when re-constructing profile previously invalidated by loop.
9622 2004-09-25 Dale Johannesen <dalej@apple.com>
9624 * tree-gimple.c: Move GIMPLE definition...
9625 * doc/tree-ssa.texi: here.
9627 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9629 * tree-vectorizer.c: Fix a comment typo.
9631 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9633 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
9634 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
9635 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
9636 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
9638 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9640 * tree-ssa-loop-unswitch.c: Fix a comment typo.
9642 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
9644 * doc/passes.texi: Fix a typo.
9646 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9648 * tree-optimize.c (init_tree_optimization_passes): Add
9650 * tree-pass.h (pass_record_bounds): Declare.
9651 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
9654 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9656 PR tree-optimization/17474
9657 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
9658 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
9660 2004-09-25 Jan Hubicka <jh@suse.cz>
9662 * predict.c (counts_to_freqs): Make global.
9663 * predict.h (counts_to_freqa): Declare.
9664 * profile.c (compute_branch_probabilities): Compute frequencies
9665 * tree-profile.c (do_tree_profiling): Refine conditional on when
9666 tree profiling pass is needed.
9668 * passes.c (rest_of_handle_cfg): Disable const/pure function
9669 detection when doing tree based profiling.
9671 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
9674 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
9676 * config/mips/mips.h (struct mips_args): Clarify comments.
9677 * config/mips/mips.c (struct mips_arg_info): Likewise.
9678 (mips_arg_info): Don't allow fpr_p to affect the register or
9679 stack alignment. Remove o64 silliness.
9680 (function_arg): Deal with the o32 float,float case specially.
9682 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
9684 * config/mips/mips.md (loadx, storex): Define for V2SF.
9686 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
9688 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
9689 * config/s390/s390.c (s390_back_chain_rtx): New function.
9690 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
9691 Call anti_adjust_stack.
9692 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
9693 only if compiling with back chain.
9694 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
9695 back chain only if back chain enabled. Use s390_back_chain_rtx.
9697 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
9699 * doc/trouble.texi: Remove obsolete information. Update
9700 information on how to regenerate fixincluded headers.
9702 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
9705 * doc/invoke.texi: Document that
9706 -Wno-error-implicit-function-declaration is not accepted.
9708 2004-09-24 Richard Henderson <rth@redhat.com>
9710 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
9711 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
9713 (alpha_expand_mov): Allow unaligned vectors.
9714 (alpha_expand_unaligned_store): Use CONST0_RTX.
9715 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
9717 2004-09-24 Jeff Law <law@redhat.com>
9719 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
9721 (simplify_cond_and_lookup_avail_expr): Likewise.
9723 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9726 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
9727 title. Document interaction with -fms-extensions.
9728 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
9731 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9734 * doc/extend.texi: Document interaction of attribute noreturn and
9737 2004-09-24 Richard Henderson <rth@redhat.com>
9740 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
9741 (som_hash, som_eq): New.
9742 (init_subregs_of_mode, record_subregs_of_mode): New.
9743 (cannot_change_mode_set_regs): Rewrite for htab implementation.
9744 (invalid_mode_change_p): Likewise.
9745 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
9746 * flow.c (mark_used_regs): Likewise.
9747 (life_analysis): Use init_subregs_of_mode.
9748 * regs.h (subregs_of_mode): Remove.
9749 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
9751 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
9753 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
9754 type with the copy of the conditional.
9756 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
9759 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9760 Prevent renaming if the aliasing sets of the type which the
9761 pointer points to are different.
9763 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9766 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
9767 declarations of enumerators.
9768 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
9769 for redefinition. Check for nested redefinition.
9770 (finish_struct): Don't check for nested redefinition.
9771 (start_enum): Check for nested redefinition.
9773 2004-09-24 Devang Patel <dpatel@apple.com>
9775 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
9776 only when necesssary.
9777 (combine_blocks): Combine loop header and exit block.
9779 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
9781 * hooks.c (hook_tree_tree_bool_null): New.
9782 * hooks.h (hook_tree_tree_bool_null): Declare it.
9783 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
9784 * targhooks.c (default_fold_builtin): Remove.
9785 * targhooks.h (default_fold_builtin): Remove.
9787 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9789 PR rtl-optimization/17625
9790 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
9792 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
9795 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
9796 Reject if any of the operands occur in an abnormal PHI.
9798 2004-09-24 Andreas Schwab <schwab@suse.de>
9800 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
9803 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9805 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
9806 if the GNU assembler is used.
9807 (sparc-*-solaris2*): Likewise.
9808 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
9809 (dbxout_function_end): Protect N_ENSYM with it.
9810 (dbxout_begin_prologue): Protect N_BNSYM with it.
9811 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
9812 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
9813 * config/sparc/sol2-gas.h: New file.
9815 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
9818 * Makefile.in (@set_gcc_lib_path@): Added.
9820 * configure.ac: Include ../config/gcc-lib-path.m4. Use
9821 TL_AC_GNU_MAKE_GCC_LIB_PATH.
9822 * configure: Regenerated.
9824 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
9827 * c-typeck.c (build_c_cast): Improve wording of
9828 -Wbad-function-cast diagnostic.
9830 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
9833 * config/cris/cris.md (moverside, movemside): Rename variable
9834 "reg" to "otherop". To generate canonical RTX, check that otherop
9835 isn't constant instead of checking that operand 1 is a register.
9837 2004-09-23 Jakub Jelinek <jakub@redhat.com>
9839 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
9841 2004-09-23 Diego Novillo <dnovillo@redhat.com>
9842 Jakub Jelinek <jakub@redhat.com>
9844 * tree-flow.h (find_new_referenced_vars): Add prototype.
9845 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
9847 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
9849 (mark_new_vars_to_rename): Walk through all operands.
9850 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
9851 (execute_fold_all_builtins): Use it.
9852 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
9854 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
9856 * gthr-tpf.h: New file.
9857 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
9858 * gthr.h: Use gthr-tpf.h on TPF OS.
9860 2004-09-23 Jeff Law <law@redhat.com>
9862 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
9863 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
9864 (substitute_and_fold): Likewise.
9865 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
9866 except invariants from SSA_NAME_VALUE.
9867 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
9868 and SET_SSA_NAME_EQUIV.
9869 (restore_vars_to_original_value, record_const_or_copy): Likewise.
9870 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
9871 (record_equality, cprop_into_successor_phis): Likewise.
9872 (record_equivalences_from_stmt, cprop_operand): Likewise.
9873 (lookup_avail_expr): Likewise.
9874 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
9875 from SSA_NAME_VALUE.
9876 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
9877 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
9878 annotation from the VALUE_HANDLE field.
9880 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
9884 * tree.c (reconstruct_complex_type): Remove extra "this".
9885 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
9886 Add V4SFmode to case statement.
9888 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
9891 * doc/extend.texi, doc/invoke.texi: Document interaction of
9892 -fno-builtin with format checks. Note that built-in functions
9893 have effects beyond generating code that avoids calls to those
9896 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
9898 PR tree-optimization/17533
9899 * dominance.c (verify_dominators): Tolerate even more incorrect
9900 dominance data during error message printing.
9901 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
9902 and edges more correctly.
9904 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
9906 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
9908 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
9909 MISALIGNED_INDIRECT_REF.
9910 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
9911 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
9913 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
9914 (find_interesting_uses_address): Likewise.
9915 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
9916 (build_fold_addr_expr_with_type): Likewise.
9917 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
9918 * print-rtl.c (print_mem_expr): Likewise.
9919 * tree-dump.c (dequeue_and_dump): Likewise.
9920 * tree-eh.c (tree_could_trap_p): Likewise.
9921 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
9922 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
9923 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
9925 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9926 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9927 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
9928 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
9929 (add_address_candidates, rewrite_address_base): Likewise.
9930 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
9932 * tree.c (staticp, build1_stat): Likewise.
9934 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
9935 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
9936 * tree-ssa-operands.c (get_expr_operands): Likewise.
9937 * expr.c (expand_expr_real_1): Likewise.
9939 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
9941 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
9943 (expand_ternary_op): New function.
9944 * genopinit.c (optabs): Handle the new optabs.
9945 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
9946 (init_optabs): Initialize vec_realign_load_optab.
9947 (expand_ternary_op): New functions.
9949 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
9950 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
9951 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
9952 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
9953 * target.h (struct vectorize): New member for struct gcc_target.
9954 (misaligned_mem_ok): New member for targetm.vectorize.
9955 (builtin_mask_for_load): Likewise.
9956 (builtin_mask_for_store): Likewise.
9957 * targethooks.c (default_vect_misaligned_mem_ok): New function.
9958 * targethooks.h (default_vect_misaligned_mem_ok): New function.
9960 * config/rs6000/altivec.md (build_vector_mask_for_load): New
9962 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
9963 (vec_realign_load_v16qi): New define_insn.
9964 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
9965 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
9966 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
9967 (altivec_builtin_mask_for_store): New variables.
9968 (rs6000_builtin_mask_for_load): New function. Implements
9969 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
9970 (rs6000_builtin_mask_for_store): New function. Implements
9971 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
9972 (rs6000_expand_builtin): Expand the target builtins
9973 builtin_mask_for_load and builtin_mask_for_store.
9974 (altivec_init_builtins): Initialize the new target builtins.
9975 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
9976 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
9978 * tree-vectorizer.c (vect_create_data_ref): Renamed to
9979 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
9980 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
9981 (vectorizable_store): Call vect_create_data_ref_ptr with additional
9982 arguments, and create an indirect_ref with its return value data_ref.
9983 Check aligned_access_p.
9984 (vectorizable_load): Handle misaligned loads, using software-pipelined
9985 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
9986 vec_realign_load_optab is supported, or using a scheme without
9987 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
9988 misaligned_mem_ok is supported.
9990 (vect_finish_stmt_generation): Typo.
9991 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
9992 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
9993 presence of misaligned loads.
9994 (vect_analyze_data_ref_access): Add check for constant init.
9995 (vect_get_symbl_and_dr): Remove duplicate line.
9996 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
9998 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
10000 * builtins.c: Fix a comment typo.
10002 2004-09-23 Jan Hubicka <jh@suse.cz>
10004 * profile.c (branch_prob): Do not verify flow info in the middle of the
10007 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10009 * cfgloop.h (update_single_exits_after_duplication): Declare.
10010 (loopify, split_loop_bb): Declaration changed.
10011 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
10013 (loopify): Added redirect_all_edges argument.
10014 (update_single_exits_after_duplication): Export.
10015 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
10016 * tree-flow.h (tree_duplicate_loop_to_header_edge,
10017 tree_ssa_loop_version): Declare.
10018 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
10019 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
10020 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
10021 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
10023 * tree-ssa-loop-unswitch.c: New file.
10024 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
10025 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
10026 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
10027 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
10028 * tree-pass.h (pass_unswitch): Declare.
10029 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
10030 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
10031 * doc/passes.texi: Documen tree level loop unswitching.
10033 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
10035 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
10037 2004-09-22 Eric Christopher <echristo@redhat.com>
10039 * builtins.c (simplify_builtin_va_start): Remove.
10040 (simplify_builtin): Ditto.
10041 (fold_builtin_strchr): Ditto.
10042 (simplify_builtin_*): Rename remainders to fold_builtin_*.
10043 (expand_builtin): Fix up for above changes.
10044 (fold_builtin_1): Add new folders. Change for above.
10045 (expand_builtin_va_start): Call fold_builtin_next_arg.
10046 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
10047 * tree.h: Remove prototype for simplify_builtin.
10049 2004-09-23 Jan Hubicka <jh@suse.cz>
10052 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
10053 of fully inlined functions.
10054 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
10057 * cfgexpand.c (add_reg_br_prob_note): New function.
10058 (expand_gimple_cond_expr): Use it.
10059 (tree_expand_cfg): No longer kill the profile.
10060 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
10061 only if it is present.
10062 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
10063 * predict.c (combine_predictions_for_insn): Set the probabilities
10064 based on REG_BR_PROB note if present.
10065 * predict.c (branch_prob): Profile is read only with
10066 flag_branch_probabilities.
10068 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10070 * aclocal.m4: Add in gettext's m4 includes.
10071 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
10072 * configure.ac: Add in check for iconv.h
10073 * configure: Regenerate.
10075 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10077 * aclocal.m4: Update for rename of gettext-sister.m4.
10079 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
10081 Fix PR tree-optimization/17587
10082 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
10083 (insert_aux): Instead of here.
10085 2004-09-22 Diego Novillo <dnovillo@redhat.com>
10087 PR tree-optimization/16721
10088 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
10089 * tree-ssa-alias.c (create_memory_tag): Move setting of
10090 TREE_THIS_VOLATILE ...
10091 (get_tmt_for): ... here.
10093 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
10095 * config/sparc/sparc.md (cmove splitter): Fix formatting.
10096 (conditional_trap expander): Reject inappropriate CCmodes.
10097 (conditional trap insn): Use V9 syntax if possible.
10099 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
10102 * c-typeck.c (build_component_ref): Don't special-case
10105 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
10107 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
10110 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
10112 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
10113 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10114 TRUTH_XOR_EXPR): Mention the restriction on types.
10116 2004-09-22 Matt Austern <austern@apple.com>
10118 * config/darwin.c (darwin_make_decl_one_only):
10119 Allow coalesced symbol to appear in static archive's table of contents
10121 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
10123 PR tree-optimization/17512
10124 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
10127 2004-09-22 David Edelsohn <edelsohn@gnu.org>
10129 * dbxout.c (get_lang_number): Do not define if
10130 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
10132 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
10135 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
10136 builtin_define ("__USE_INIT_FINI__").
10138 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
10140 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
10141 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
10142 * config/s390/s390.h (TARGET_TPF): New macro.
10143 * config/s390/s390.md ("eh_return"): New expander.
10144 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
10145 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
10146 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
10147 * config/s390/tpf.h (TARGET_TPF): Define to 1.
10148 (STACK_POINTER_OFFSET): Increase to 448.
10149 (TARGET_DEFAULT): Set -mtpf-trace on as default.
10150 (TPF_LOC_DIFF_OFFSET): New macro.
10151 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
10153 (__isPATrange): Add prototype.
10154 (MD_FALLBACK_FRAME_STATE_FOR): Define.
10155 * config/s390/tpf-eh.c: New file.
10157 2004-09-22 Diego Novillo <dnovillo@redhat.com>
10159 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
10160 operands in an integer comparison.
10161 * tree-cfg.c (find_taken_edge): Call fold() to determine
10162 whether the predicate is known.
10164 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
10166 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
10167 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
10168 Create build and doc directories along with the language directories.
10169 Don't create doc directory separately.
10170 * configure: Regenerate.
10171 * Makefile.in: Create all object and executables files built
10172 with the build compiler in a build/ directory.
10173 (genobjnames): Add missing build objects.
10174 (STAGESTUFF): Don't stage the gen* programs.
10175 (ggc-none.o): Define dependencies for the target compiler.
10176 (build-print-rtl.o): Rename to build/print-rtl.o.
10177 (build-errors.o): Rename to build/errors.o.
10178 (build-varray.o): Rename to build/varray.o.
10179 (maintainerclean): Delete the contents of the build directory.
10180 ($(genobjs): %.o): Explicitly use -o.
10181 (build/insn-conditions.o): Delete specfic rule to use generic rule.
10182 (build/gengtype-lex.o): Likewise.
10183 (build/gengtype-yacc.o): Likewise.
10184 (build/gcov-iov.o): Likewise.
10186 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
10188 * vec.h (VEC_space): Return true if there _is_ space.
10189 (VEC_reserve): Adjust.
10191 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
10193 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
10194 use FPRs for scalar, complex and vector types only.
10196 2004-09-21 Jeff Law <law@redhat.com>
10198 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
10199 the opt_stats_d structure.
10200 (vrp_data): Change from a varray into a hash table.
10201 (vrp_hash_elt): New structure for elements in the vrp hash table.
10202 (vrp_hash, vrp_eq):New functions for hashing and testing equality
10203 in the vrp hash table.
10204 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
10205 initialization slightly to make it easier to read. No longer need
10206 to grow/clear the varray. Instead empty and delete the hash table.
10207 (dom_opt_finalize_block): Update due to change of VRP_DATA from
10208 a varray to a hash table.
10209 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
10211 * tree-ssa-ccp.c (get_default_value): If we have a constant
10212 value recorded for an SSA_NAME, then use that constant as
10213 the initial lattice value.
10214 (substitute_and_fold): Transfer equivalences discovered into
10217 * tree.h (SSA_NAME_EQUIV): Add comments.
10218 (SET_SSA_NAME_EQUIV): Similarly.
10220 2004-09-21 David Edelsohn <edelsohn@gnu.org>
10222 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
10224 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
10226 2004-09-21 Mark Mitchell <mark@codesourcery.com>
10228 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
10229 (finish_decl): Likewise.
10231 2004-09-21 Devang Patel <dpatel@apple.com>
10233 * tree.def (VEC_COND_EXPR): New tree node.
10234 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
10236 2004-09-21 Stan Shebs <shebs@apple.com>
10238 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
10239 * config/rs6000/darwin-world.asm: Likewise.
10241 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
10243 * tree-ssa.c (verify_def): Use print_generic_stmt,
10244 not debug_generic_stmt.
10245 (verify_use): Ditto.
10246 (verify_phi_args): Ditto.
10247 (verify_ssa): Ditto.
10249 2004-09-21 Paul Brook <paul@codesourcery.com>
10251 * varasm.c (default_assemble_integer): Return false for values wider
10252 than the target word size. Works around GAS bug.
10254 2004-09-21 Zack Weinberg <zack@codesourcery.com>
10256 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
10258 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
10261 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
10263 * c-typeck.c (build_function_call): Give name of object
10264 we are attempting to call in error message.
10265 * c-objc-common.c (c_tree_printer): Call pp_expression,
10266 not return false, for 'E' case.
10268 2004-09-21 Steven Bosscher <stevenb@suse.de>
10270 PR rtl-optimization/17482
10271 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
10272 load_killed_in_block_p): Clarify comments.
10273 (record_last_reg_set_info): Make static inline.
10274 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
10275 (record_opr_changes): New function to replace the above.
10276 (compute_hash_table): Clarify comments. Use record_opr_changes.
10277 (reg_set_between_after_reload_p): Clean up.
10278 (reg_used_between_after_reload_p): Likewise.
10279 (eliminate_partially_redundant_load): Clarify comments.
10281 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10283 PR rtl-optimization/17266
10284 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
10286 2004-09-21 Uros Bizjak <uros@kss-loka.si>
10288 PR rtl-optimization/14851
10289 * rtlanal.c (commutative_operand_precedence): Calculate
10290 precedence of stripped constant.
10292 2004-09-20 Jeff Law <law@redhat.com>
10293 Jan Hubicka <jh@suse.cz>
10295 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
10296 initialize key elements here.
10297 (release_ssa_name): Zero the released SSA_NAME here.
10298 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
10299 (struct tree_ssa_name): Add new "equiv" field.
10300 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
10301 (tree_ssa_dominator_optimize): No longer allocate, resize or
10302 clear CONST_AND_COPIES.
10303 (get_value_for, set_value_for): Kill.
10304 (thread_across_edge): Get/set the equivalency using
10305 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
10306 (restore_vars_to_original_value): Likewise.
10307 (record_equivalences_from_phis): Likewise.
10308 (record_dominating_conditions): Likewise.
10309 (record_const_or_copy, record_equality): Likewise.
10310 (lookup_avail_expr): Likewise.
10311 (record_equivalences_from_stmt, cprop_operand): Likewise.
10312 (cprop_into_successor_phis): No longer need to pass around
10313 CONST_AND_COPIES. Callers updated. Get equivalences via
10315 (cprop_into_phis): Likewise.
10317 2004-09-20 Matt Austern <austern@apple.com>
10318 Zack Weinberg <zack@codesourcery.com>
10320 * c-common.c (fix_string_type): Build the unqualified array
10321 type unconditionally, then use c_build_qualified_type to get
10322 the proper const-qualified variant, and set its
10323 TYPE_MAIN_VARIANT to refer to the unqualified type.
10324 * c-lex.c (c_lex_return_raw_string): New global.
10325 (c_lex_with_flags): Honor it.
10326 * c-pragma.h: Declare it.
10328 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
10330 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
10332 2004-09-21 Jan Hubicka <jh@suse.cz>
10334 PR middle-end/17126
10335 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
10336 (tree_rest_of_compilation): Cleanup.
10338 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
10340 * config/s390/s390.c (s390_select_rtx_section): Remove.
10341 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
10343 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
10345 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
10346 note to pretend a direct save from the original register when an
10347 intermediate register is used for the save.
10349 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10351 * tsystem.h (alloca): Provide a default definition.
10354 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10355 * unwind-dw2.c: Call __builtin_alloca, not alloca.
10357 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
10360 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
10361 aliasing sets are the same rather than just conflicting.
10363 2004-09-20 Jan Hubicka <jh@suse.cz>
10365 PR middle-end/16460
10367 * cgraph.c (cgraph_unnest_node): New function.
10368 (c_finalize): Rename to ....
10369 (c_warn_unused_result_recursivly): ... this one; do only the warning
10370 (finish_function): Finalize the toplevel function; do not lower nested tree.
10371 * cgraph.h (cgraph_unnest_node): Declare.
10372 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
10373 nestedness datastructure.
10374 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
10375 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
10376 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
10378 2004-09-20 Richard Henderson <rth@redhat.com>
10380 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
10381 from some_small_symbolic_operand_1; export.
10382 (some_small_symbolic_operand): Remove.
10383 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
10385 * config/alpha/predicates.md (some_small_symbolic_operand): New.
10387 2004-09-20 Jan Hubicka <jh@suse.cz>
10389 * predict.c (return_prediction): New function.
10390 (apply_return_prediction): Likewise.
10391 (tree_bb_level_predictions): Likewise.
10392 (tree_estimate_probability): Add noreturn exit edges; call
10393 bb_level_predictions; fix logic of return heuristics.
10394 (predict_paths_leading_to): Rescuesce from old CVS version of
10395 process_note_prediction function.
10396 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
10398 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
10400 * config/s390/s390.c (s390_frame_info): Added alignment statement for
10401 floating point register area on stack.
10403 2004-09-20 Jakub Jelinek <jakub@redhat.com>
10405 * predict.c (expr_expected_value): Use *_CLASS_P macros.
10407 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
10409 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
10410 generating useless garbage.
10412 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
10414 * builtins.c (fold_builtin): Call the new omonymous
10415 target hook for machine-dependent built-ins.
10416 * target-def.h (TARGET_FOLD_BUILTIN): New.
10417 * target.h (struct gcc_target): Add the fold_builtin hook.
10418 * targhooks.c (default_fold_builtin): New.
10419 * targhooks.h (default_fold_builtin): Declare it.
10421 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
10423 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
10426 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
10429 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
10431 2004-09-20 Jan Hubicka <jh@suse.cz>
10433 * predict.c (estimate_probability): Remove unnecesary code.
10435 2004-09-19 Ira Rosen <irar@il.ibm.com>
10437 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
10438 (STMT_VINFO_VECT_DR_BASE): Declare.
10439 (VECT_SMODULO): Declare.
10440 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
10441 (vect_compute_array_base_alignment): New function.
10442 (vect_analyze_data_ref_access): Check array indices. Remove one
10443 dimensional arrays restriction.
10444 (vect_get_ptr_offset): New function.
10445 (vect_get_symbl_and_dr): New function.
10446 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
10447 (former name vect_get_base_decl_and_bit_offset).
10448 (vect_create_index_for_array_ref): Removed.
10449 (vect_create_index_for_vector_ref): New function.
10450 (vect_create_addr_base_for_vector_ref): New function.
10451 (vect_create_data_ref): Handle additional data refs. Call
10452 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
10453 (vect_compute_data_ref_alignment): Support the changes. Call
10454 vect_get_base_and_bit_offset.
10455 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
10456 data refs. Store vect_dr_base.
10457 (vect_analyze_data_ref_accesses): Support nonconstant init.
10458 (new_stmt_vec_info): Initialize vect_dr_base field.
10459 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10460 (get_vectype_for_scalar_type): Check for BLKmode.
10461 * tree-chrec.h (initial_condition_in_loop_num): Declare.
10462 * tree-chrec.c (initial_condition_in_loop_num): New function.
10463 (chrec_component_in_loop_num): New function.
10464 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
10465 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
10466 to be pointer to varray_type.
10468 2004-09-19 Jan Hubicka <jh@suse.cz>
10470 * basic-block.h (update_bb_profile_after_threading): Declare.
10471 * cfg.c (update_bb_profile_after_threading): Break out from ...
10472 * cfgcleanup.c (try_forward_edges): ... here; use it.
10473 * tree-ssa-dom.c (thread_across_edge): Use it.
10474 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
10475 profile of the new BB.
10477 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
10479 * tree-ssa-pre.c (insert_into_set): Don't put
10480 is_gimple_min_invariant values into the set.
10482 2004-09-19 Andreas Jaeger <aj@suse.de>
10484 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
10487 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
10489 * config/cris/cris.h: Preserve the original spelling in a
10492 2004-09-18 Jeff Law <law@redhat.com>
10494 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
10495 global varrays to replace the block local varrays.
10496 (struct dom_walk_block_data): Remove, no longer used.
10497 (get_eq_expr_value): No longer need to pass around pointers to local
10498 varrays. Callers updated. Unused markers added to unused parameters.
10499 (record_range, record_equivalences_from_stmt): Likewise.
10500 (record_equivalences_from_incoming_edge): Likewise.
10501 (record_var_is_nonzero): Likewise. Update now that we have a
10502 single global varray of SSA_NAMEs that need restoring.
10503 (dom_opt_initialize_block_local_data): Kill, no longer used.
10504 (tree_ssa_dominator_optimize): Initialize new global varrays.
10505 Update callbacks in dominator walker structure.
10506 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
10507 VRP_VARIABLES_STACK.
10508 (restore_nonzero_vars_to_original_value): Update now that we have
10509 a single global varray of SSA_NAMEs that need restoring.
10510 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
10511 Remove unused variables.
10512 (optimize_stmt): Remove unused variable.
10514 2004-09-18 Jan Hubicka <jh@suse.cz>
10516 * tree-cfg.c (thread_jumps): Fix updating of the profile.
10518 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
10519 verify_cgraph call.
10521 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
10523 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
10524 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
10525 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
10526 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
10527 tree-ssa-operands.c, tree-ssa-phiopt.c,
10528 tree-ssa-threadupdate.c: Fix comment typos.
10530 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
10532 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
10533 config/arm/README-interworking, config/arm/arm-cores.def,
10534 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
10535 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
10536 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
10537 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
10538 config/frv/frv.md, config/i386/winnt.c,
10539 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
10540 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
10541 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
10542 config/mcore/mcore.c, config/mips/mips.h,
10543 config/mn10300/mn10300.md, config/pa/pa.c,
10544 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
10545 config/rs6000/rs6000.c, config/sh/symbian.c,
10546 config/sparc/sparc.h: Fix comment typos. Follow spelling
10549 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
10552 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
10554 2004-09-18 Diego Novillo <dnovillo@redhat.com>
10556 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
10557 remove TREE_ADDRESSABLE from RESULT_DECL.
10559 2004-09-18 Diego Novillo <dnovillo@redhat.com>
10561 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
10563 2004-09-18 Jan Hubicka <jh@suse.cz>
10565 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
10567 * tree-ssa-alias.c (init_alias_info): Likewise.
10568 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
10569 (verify_ssa): Likewise.
10570 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
10572 2004-09-18 Jan Hubicka <jh@suse.cz>
10574 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
10577 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
10579 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
10580 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10581 DW_EH_PE_sdata* for data.
10582 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
10584 2004-09-17 Geoffrey Keating <geoffk@apple.com>
10586 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
10590 * c-typeck.c (constructor_asmspec): Delete.
10591 (struct initializer_stack): Delete field 'asmspec'.
10592 (start_init): Delete saving of asmspec.
10593 (finish_init): Don't update constructor_asmspec.
10594 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
10595 * stmt.c (expand_asm): Duplicate strings from tree.
10596 (expand_asm_operands): Likewise.
10597 * tree.c (tree_size): Update computation of size of STRING_CST.
10598 (make_node): Don't make STRING_CST nodes.
10599 (build_string): Allocate string with tree node.
10600 (tree_code_size): Clean up assertions, don't allow requests
10601 for "the size of a STRING_CST".
10602 * tree.def (STRING_CST): Update comment.
10603 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
10604 (tree_string): Place contents of string in tree node.
10605 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
10608 2004-09-17 Zack Weinberg <zack@codesourcery.com>
10610 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
10611 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
10613 2004-09-17 Jones Desougi <jones@ingate.com>
10615 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
10616 * configure, config.in: Regenerate.
10618 2004-09-17 Zack Weinberg <zack@codesourcery.com>
10620 * tree.c, tree.h (tree_class_strings): Make array const.
10621 Reindent per coding convention. Move asterisk to proper place
10622 per coding convention.
10624 2004-09-18 Andreas Schwab <schwab@suse.de>
10626 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
10627 (tree-vectorizer.o): Likewise.
10628 (targhooks.o): Likewise.
10630 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
10631 Zack Weinberg <zack@codesourcery.com>
10633 * alias.c (find_base_decl): Remove unreachable case '3' block.
10634 * expr.c (safe_from_p): Abort if passed a type.
10635 * tree-gimple.c (recalculate_side_effects): Abort if passed
10636 anything other than an expression.
10637 * tree-ssa-pre.c (phi_translate): Return expr immediately if
10638 is_gimple_min_invariant is true for it. Reorder cases for clarity.
10639 Abort on un-handled tree classes.
10640 (valid_in_set): Likewise.
10641 * tree.c (tree_code_class_strings): New static data.
10643 * tree.h (enum tree_code_class): New.
10644 (tree_code_class_strings): Declare.
10645 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
10646 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
10647 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
10648 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
10649 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
10651 * tree.def, c-common.def, objc/objc-tree.def: Use
10652 tree_code_class enumeration constants instead of code letters.
10654 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
10655 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
10656 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
10657 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
10658 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
10659 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
10660 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
10661 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
10662 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
10663 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
10664 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
10665 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
10666 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
10669 * LANGUAGES: Add note about change.
10671 2004-09-17 Diego Novillo <dnovillo@redhat.com>
10673 PR tree-optimization/17319
10674 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
10675 examine pointers on the LHS of an assignment.
10676 (collect_points_to_info_r): Handle RETURN_EXPR.
10678 2004-09-17 Jeff Law <law@redhat.com>
10680 * tree-ssa-dom.c (const_and_copies_stack): New.
10681 (dom_walk_block_data): Remove const_and_copies field.
10682 (record_const_or_copy): No longer need to pass in varray_type *.
10683 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
10685 (record_equality): Similarly.
10686 (restore_vars_to_original_value): Similarly. Revamp to use new
10687 single global stack rather than per-block stacks.
10688 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
10689 (thread_across_edge): Remove now unused parameters.
10690 (dom_opt_initialize_block_local_data): No longer test the block
10691 local CONST_AND_COPIES.
10692 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
10694 2004-09-17 Jan Hubicka <jh@suse.cz>
10696 PR tree-optimization/17509
10697 * tree-optimize.c (update_inlined_to_pointers): New function.
10698 (tree_rest_of_compilation): Use it.
10700 2004-09-17 Devang Patel <dpatel@apple.com>
10702 * dbxout.c (get_lang_number): New.
10703 (dbxout_init): Include lang number in N_SO stab.
10704 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
10705 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
10707 2004-09-17 Diego Novillo <dnovillo@redhat.com>
10709 PR tree-optimization/17273
10710 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
10711 replacement is a constant.
10713 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
10715 * c-tree.h (enum c_typespec_keyword): New.
10716 (struct c_declspecs): Adjust description of "type". Remove
10717 specbits, explicit_int_p and explicit_char_p. Rename
10718 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
10719 short_p, signed_p, unsigned_p and complex_p.
10720 (finish_declspecs): New.
10721 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
10722 typename): Call finish_declspecs.
10723 * c-decl.c (finish_declspecs): New.
10724 (declspecs_add_type): Check for combinations which cannot occur in
10725 valid specifier lists. Update comments.
10726 (shadow_tag_warned): Remove checks done in finish_declspecs.
10727 Don't report useless type name if type defaulted to int.
10728 (grokdeclarator): Remove checks and actions done in
10729 finish_declspecs. Don't allow for type being NULL. Update for
10730 datastructures changes. Initialize decl_attr.
10731 (build_null_declspecs, quals_from_declspecs): Update for
10732 datastructures changes.
10734 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
10736 * doc/extend.texi: Fix duplicated word.
10738 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
10740 * doc/invoke.texi: Remove stray explanation on
10741 -freduce-all-givs and -fmove-all-movables.
10743 2004-09-17 James Morrison <phython@gcc.gnu.org>
10745 * doc/cfg.texi: Use @smallexample.
10746 * doc/md.texi: Likewise.
10747 * doc/tree-ssa.texi: Likewise.
10748 * doc/extend.texi: Likewise. Use @r{} in comments.
10749 * doc/trouble.texi: Use @r{} in comments.
10751 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
10753 * configure.ac (gcc_cv_gld_version): Handle whitespace before
10755 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
10756 * configure: Regenerate.
10758 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
10760 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
10761 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
10762 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
10763 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
10764 slashes in substitutions.
10765 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
10767 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
10769 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
10770 gimplify.c, lambda-code.c, optabs.c, predict.c,
10771 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
10772 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
10775 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
10777 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
10778 doc/extend.texi, doc/install.texi, doc/invoke.texi,
10779 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
10780 doc/trouble.texi: Use @option around options.
10782 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
10784 * Makefile.in (gen-protos.o): Depend on errors.h.
10786 2004-09-17 Steven Bosscher <stevenb@suse.de>
10788 PR tree-optimization/17513
10789 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
10790 for successors of the entry block.
10792 2004-09-17 Uros Bizjak <uros@kss-loka.si>
10794 PR rtl-optimization/15187
10795 * ifcvt.c (noce_try_cmove_arith): Exit early if total
10796 insn_rtx_cost of both branches > BRANCH_COST
10798 2004-09-16 Diego Novillo <dnovillo@redhat.com>
10800 PR tree-optimization/17528
10801 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
10802 erase the may-alias set for a tag when merging it with
10805 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
10807 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
10808 for 32-bit TARGET_SHMEDIA.
10809 (call_value): Likewise.
10811 2004-09-16 Diego Novillo <dnovillo@redhat.com>
10813 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
10814 test apply only to TREE_STATIC and DECL_EXTERNAL.
10816 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10818 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
10819 * basic-block.h (get_dominated_by_region): Declare.
10820 * dominance.c (get_dominated_by_region): New function.
10821 * tree-cfg.c: Include cfglayout.h.
10822 (tree_duplicate_bb): Duplicate also phi nodes.
10823 (struct ssa_name_map_entry): New type.
10824 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
10825 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
10826 allocate_ssa_names, rewrite_to_new_ssa_names_def,
10827 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
10828 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
10829 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
10830 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
10831 rewrite_to_new_ssa_names, allocate_ssa_names,
10832 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
10833 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
10834 (copy_loop_headers): Use tree_duplicate_sese_region.
10836 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
10838 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
10840 2004-09-16 Jeff Law <law@redhat.com>
10842 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
10843 (rewrite_block_data): Remove, no longer used.
10844 (rewrite_initialize_block_local_data): Remove, no longer used.
10845 (rewrite_initialize_block): Mark parameters as unused as needed.
10846 Change references to the block local block_defs to be block_defs_stack.
10847 Push a marker onto the block_defs_stack.
10848 (ssa_rewrite_initialize_block): Similarly.
10849 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
10850 (ssa_register_new_def): No longer needs varray argument. Use
10851 block_defs_stack instead. No longer handle possibly null block_defs
10852 varray. Reverse order of items we push on the stack to make it
10853 easier to identify our marker.
10854 (register_new_def): No longer handle possibly null block_defs
10856 (rewrite_finalize_block): Revamp to look for markers in the global
10857 block_defs_stack varray rather than wiping a block local varray.
10858 Mark arguments as unused as needed.
10859 (ssa_rewrite_finalize_block): Similarly.
10860 (rewrite_into_ssa): Update initialization of dom walker structure
10861 to reflect that we don't need block local data anymore. Initialize
10862 the block_defs_stack varray.
10863 (rewrite_ssa_into_ssa): Similarly.
10864 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
10865 (struct dom_walk_data): Kill block_defs field.
10866 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
10867 (thread_across_edge): Use the global block_defs_stack instead of
10868 the old block_defs varray.
10869 (dom_opt_initialize_block_local_data): Update now that we don't have
10870 block_defs field to check anymore.
10871 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
10872 (restore_currdefs_to_original_value): Use the new block_defs_stack
10873 instead of a block local varray.
10874 (dom_opt_finalize_block): Similarly.
10875 (record_equivalencs_from_phis): Similarly.
10876 (optimize_stmt, register_definitions_for_stmt): Similarly.
10878 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
10880 PR tree-optimization/17517
10881 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10882 coalesce same-root variables without checking for abnormal PHI usage.
10884 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
10886 * cfgloop.h (duplicate_loop): Add prototype.
10887 * cfgloopmanip.c (duplicate_loop): Make non-static.
10888 * lambda-code.c (perfect_nestify): Factor out test whether
10889 we can handle this loop into separate function.
10891 (can_convert_to_perfect_nest): New function.
10892 (replace_uses_of_x_with_y): Add modify_stmt call.
10893 * tree-loop-linear.c (linear_transform_loops): Call
10894 rewrite_into_loop_closed_ssa and free_df.
10896 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
10898 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
10899 loop invariant as well.
10900 (perfect_nestify): new function.
10901 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
10902 upper bounds, and steps.
10903 Set outerinductionvar properly.
10904 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
10906 Return NULL if we need a perfect loop and can't make one.
10907 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
10908 (not_interesting_stmt): New function.
10909 (phi_loop_edge_uses_def): Ditto.
10910 (stmt_uses_phi_result): Ditto.
10911 (stmt_is_bumper_for_loop): Ditto.
10912 (perfect_nest_p): Ditto.
10913 (nestify_update_pending_stmts): Ditto.
10914 (replace_uses_of_x_with_y): Ditto.
10915 (stmt_uses_op): Ditto.
10916 (perfect_nestify): Ditto.
10917 * lambda-mat.c (lambda_matrix_id_p): New function.
10918 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
10919 * lambda.h: Update prototypes.
10920 * tree-loop-linear (linear_transform_loop): Use new
10921 perfect_nest_p. Detect and ignore identity transform.
10922 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
10924 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
10926 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
10927 Gather also strides of accessed data. Pass in the data references
10929 (try_interchange_loops): Add a new heuristic for handling the temporal
10930 locality. Pass in the data references array.
10931 (linear_transform_loops): Pass the data references array to
10932 try_interchange_loops.
10934 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
10936 * doc/invoke.texi: Fix typos. Follow spelling conventions.
10938 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
10940 * doc/c-tree.texi (Classes): Remove index entries for
10941 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
10943 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10945 * fold-const.c (fold): Fold difference of addresses.
10946 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
10947 get_inner_reference.
10948 * tree-ssa-loop-ivopts.c (peel_address): Removed.
10949 (ptr_difference_const): Moved to fold-const.c.
10950 (split_address_cost): Use get_inner_reference instead of peel_address.
10951 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
10952 * tree.h (ptr_difference_const): Export.
10954 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
10955 variable type to the dump. Fix indentation.
10956 (idx_find_step): Handle nonconstant array_ref_element_size and
10957 array_ref_low_bound.
10958 (idx_record_use): Handle array_ref_element_size and
10959 array_ref_low_bound.
10960 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
10961 statements correctly.
10962 (get_computation_at, iv_value): Do not unshare expressions here.
10963 (rewrite_use_outer): Unshare the expression before it is emitted
10965 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
10967 * tree.c (unsigned_type_for, signed_type_for): Moved from
10968 tree-ssa-loop-niter.c. Use langhooks.
10969 * tree.h (signed_type_for): Export.
10971 2004-09-16 David Edelsohn <edelsohn@gnu.org>
10973 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
10976 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
10979 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
10980 Add two parameters to extra_includes.
10981 (C_INCPATH_INIT): Remove.
10982 * c-incpath.c (register_include_chains): Call extra_pre_includes
10983 before adding the standard include directory.
10984 Update call to extra_includes.
10985 (!defined TARGET_EXTRA_INCLUDES): Update
10986 hook_void_charptr_charptr_int and add !define
10987 TARGET_EXTRA_PRE_INCLUDES.
10988 (!define TARGET_EXTRA_INCLUDES): Define as
10989 hook_void_charptr_charptr_int.
10990 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
10991 (target_c_incpath): Always declare.
10992 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
10994 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
10995 * config/darwin.h: (darwin_register_frameworks): Update for
10996 the two new parameters.
10997 (darwin_register_objc_includes): Add prototype.
10998 (TARGET_EXTRA_PRE_INCLUDES): Define.
10999 * config/darwin-c.c (darwin_register_objc_includes): New function.
11000 (darwin_register_frameworks): Update for the two new parameters.
11001 (target_c_incpath): Remove.
11002 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
11004 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
11006 (TARGET_EXTRA_PRE_INCLUDES): Document.
11008 * gcc.c (spec_function): Add replace-outfile.
11009 (replace_outfile_spec_function): New function.
11010 * config/darwin.h (LINK_SPEC): Add replace
11011 -lobjc with -lobjc-gnu if -fgnu-runtime is
11013 * invoke.texi (replace-outfile): Document.
11015 2004-09-13 Jan Hubicka <jh@suse.cz>
11017 * predict.c (expr_expected_value, strip_builtin_expect): New function.
11018 (tree_predict_by_opcode): Use it.
11019 (tree_estimate_probability): Add, for now disabled,
11020 strip_builtin_expect call.
11022 2004-09-15 James E Wilson <wilson@specifixinc.com>
11025 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
11026 if current_function_decl is a sibcall.
11028 2004-09-15 Mark Mitchell <mark@codesourcery.com>
11030 * varasm.c (default_function_rdodata_section): Make sure to pass
11031 along a decl for a link-once section.
11033 2004-09-15 Richard Henderson <rth@redhat.com>
11035 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
11036 warning with code disable. Fix formatting.
11038 2004-09-15 Steven Bosscher <stevenb@suse.de>
11040 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
11041 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
11042 after propagating into an ADDR_EXPR.
11044 2004-09-15 Andrew Pinski <apinski@apple.com>
11047 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
11048 Move it out of gcc_assert.
11050 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
11052 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
11053 except.c, fold-const.c, function.c, langhooks.c, params.c,
11054 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
11055 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
11056 for quoting in diagnostics going through pretty-print.c. Use ''
11057 for quoting in other diagnostic text.
11058 * langhooks.c: Include intl.h. Mark text locating diagnostics for
11060 * Makefile.in (langhooks.o): Update dependencies.
11061 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
11064 2004-09-15 Mark Mitchell <mark@codesourcery.com>
11066 * configure.ac: Check for COMDAT support. Robustify check for
11068 * configure: Regenerated.
11069 * config.in: Likewise.
11070 * langhooks-def.h (lhd_comdat_group): New function.
11071 (LANG_HOOKS_COMDAT_GROUP): New macro.
11072 (LANG_HOOKS_DECLS): Use it.
11073 * langhooks.c (lhd_comdat_group): Define.
11074 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
11075 * output.h (named_section_flags): Make it a macro.
11076 (named_section_real): New function.
11077 (default_no_named_section): Add decl parameter.
11078 (default_elf_asm_named_section): Likewise.
11079 (default_coff_asm_named_section): Likewise.
11080 (default_pe_asm_named_section): Likewise.
11081 * target.h (gcc_target): Adjust type of named_section.
11082 * varasm.c (named_section_flags): Rename to named_section_real.
11083 Add decl parameter.
11084 (default_no_named_section): Add decl parameter.
11085 (default_elf_asm_named_section): Use COMDAT, if available. Deal
11086 with the case that ASM_COMMENT_START is "@".
11087 (default_coff_asm_named_section): Add decl parameter.
11088 (default_pe_asm_named_section): Likewise.
11089 * config/alpha/alpha.c (vms_asm_named_section): Add decl
11091 (unicosmk_asm_named_section): Likewise.
11092 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
11093 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
11094 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
11095 * config/cris/cris-protos.h (cris_target_asm_named_section):
11097 * config/cris/cris.c (cris_target_asm_named_section):
11099 * config/darwin/darwin-protos.h (darwin_asm_named_section):
11101 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
11102 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
11103 * config/i386/i386-protos.h (i386_pe_asm_named_section):
11105 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
11106 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
11107 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
11108 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
11110 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
11111 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
11112 * cp/cp-tree.h (cxx_comdat_group): Declare.
11113 * cp/decl.c (cxx_comdat_group): New function.
11115 2004-09-15 Jan Hubicka <jh@suse.cz>
11117 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
11118 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
11120 * tree-cfg.c (remove_bb): Release SSA defs.
11122 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
11124 * doc/tm.texi: Follow spelling conventions.
11126 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
11128 * tree-ssa-dom.c: Fix comment typos.
11130 2004-09-15 Alan Modra <amodra@bigpond.net.au>
11132 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
11134 (ppc_fallback_frame_state): Save location of CR.
11136 2004-09-15 Jakub Jelinek <jakub@redhat.com>
11138 * expr.c (string_constant): Handle also read-only variables
11139 initialized to string literals.
11141 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
11142 into memcpy (x, y, 1) if memcpy can be expanded inline.
11144 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11146 PR tree-optimization/17468
11147 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
11148 definition inside a block precede uses.
11149 * tree-tailcall.c (adjust_return_value): Emit statements in the
11152 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
11154 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
11156 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
11158 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
11160 2004-09-14 Jeff Law <law@redhat.com>
11162 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
11163 (struct dom_walk_block_data): Remove avail_exprs member.
11164 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
11165 (lookup_avail_expr): No longer need to pass in address of
11166 the block local available exprs stack. All callers changed.
11167 (simplify_cond_and_lookup_avail_expr): Similarly.
11168 (simplify_switch_and_lookup_avail_expr): Similarly.
11169 (get_eq_expr_value, record_cond): Likewise.
11170 (record_dominating_conditions): Likewise.
11171 (update_rhs_and_lookup_avail_expr): Likewise.
11172 (record_equivalences_from_stmt): Likewise.
11173 (dom_opt_initialize_block_local_data): No longer test state of
11174 block local avail_exprs.
11175 (dom_opt_initialize_block): Mark unwind point in the global
11177 (remove_expressions_from_table): Update to unwind to the
11178 most recent unwind marker in the global avail_expr stack.
11179 All callers changed.
11180 (dom_opt_finalize_block): Mark unwind point in the global
11181 avail_expr stack as needed.
11182 (record_cond): Push elements into the global avail_exprs stack.
11184 * tree-dfa.c (free_df_for_stmt): No longer static.
11185 (free_df): Update comments.
11186 * tree-flow.h (free_df_for_stmt): Prototype.
11187 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
11190 2004-09-14 Diego Novillo <dnovillo@redhat.com>
11192 PR tree-optimization/17252
11193 * tree-ssa-alias.c (may_alias_p): Don't assume that a
11194 pointer may not point to itself when using relaxed
11197 2004-09-14 Richard Henderson <rth@redhat.com>
11199 PR middle-end/17397
11200 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
11201 while folding <ADDR_EXPR <INDIRECT_REF X>>.
11203 2004-09-14 Andrew Pinski <apinski@apple.com>
11205 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
11206 sets of the pointers but the aliasing sets of what they point to.
11208 2004-09-14 Roger Sayle <roger@eyesopen.com>
11210 PR rtl-optimization/9771
11211 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
11212 conditional compilation in init_reg_sets_1.
11213 (init_reg_sets_1): Let global_regs[i] take priority over the frame
11214 (but not stack) pointer exceptions to regs_invalidated_by_call.
11215 (globalize_reg): Globalizing a fixed register may need to update
11216 regs_invalidated_by_call.
11218 2004-09-14 Diego Novillo <dnovillo@redhat.com>
11220 PR tree-optimization/15262
11221 * tree-dfa.c (dump_variable): Also print the type of the
11223 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
11224 memory tags are of conflicting alias sets but have no aliased
11225 symbols in common, add one tag to the alias set of the other.
11226 (setup_pointers_and_addressables): Remove hack to deal with
11227 programs with no aliased symbols.
11228 (may_alias_p): Don't special case aggregate types.
11230 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
11233 * doc/invoke.texi (Environment Variables): Correct example locale.
11235 2004-09-14 Jan Hubicka <jh@suse.cz>
11237 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
11239 2004-09-14 Mark Mitchell <mark@codesourcery.com>
11241 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
11243 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
11245 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
11247 (struct c_declarator): Change u.array.quals and pointer_quals to
11248 int. Add u.array.attrs.
11249 (quals_from_declspecs): New.
11250 * c-decl.c (quals_from_declspecs): New.
11251 (shadow_tag_warned): Give more specific message for useless type
11253 (build_array_declarator, set_array_declarator_inner,
11254 grokdeclarator, make_pointer_declarator, build_null_declspecs,
11255 declspecs_add_qual): Update for changed structures.
11257 2004-09-14 Jeff Law <law@redhat.com>
11259 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
11260 to a global varray.
11261 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
11262 (dom_opt_initialize_block_local_data): No longer test state
11263 of stmts_to_rescan.
11264 (dom_opt_finalize_block): Update due to change in scope of
11266 (optimize_stmt): Similarly.
11268 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11270 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
11271 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
11272 comment typos. Follow spelling conventions.
11274 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11276 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
11277 config/i386/predicates.md, config/sparc/sparc.c: Follow
11278 spelling conventions.
11280 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11281 Steven Bosscher <stevenb@suse.de>
11283 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
11284 * basic-block.h (struct reorder_block_def): Add copy_number field.
11285 * cfgloop.h (biv_p): Declare.
11286 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
11287 * common.opt (fsplit-ivs-in-unroller): New flag.
11288 * loop-iv.c (biv_p): New function.
11289 * loop-unroll.c: Include hashtab.h and recog.h.
11290 (struct iv_to_split, struct split_ivs_info): New types.
11291 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
11292 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
11293 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
11294 insert_base_initialization, split_iv): New functions.
11295 (peel_loop_completely, unroll_loop_constant_iterations,
11296 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
11298 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
11300 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11302 * tree-cfg.c (thread_jumps): Update dominators correctly in
11303 case destination of threaded edge dominates its source.
11305 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11307 * unroll.c: Removed.
11309 * Makefile.in (LOOP_H, unroll.o): Removed.
11310 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
11312 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
11314 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
11315 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
11316 * loop.c: Do not include loop.h.
11317 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
11318 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
11319 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
11320 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
11321 struct loop_regs, struct loop_movables, struct loop_info): Moved
11323 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
11324 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
11325 find_common_reg_term, loop_iterations, final_giv_value): Moved
11327 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
11328 loop_dump_stream, for_each_insn_in_loop, express_from,
11329 extend_value_for_giv, loop_iv_add_mult_emit_before,
11330 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
11331 loop_insn_first_p, get_condition_for_loop,
11332 loop_insn_emit_before, loop_insn_hoist,
11333 loop_insn_sink): Made static.
11334 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
11336 (strength_reduce): Do not call unroller.
11337 (record_giv): Do not initialize unrolled field.
11338 (prescan_loop): Do not set loop_info->preconditioned.
11339 * passes.c: Do not include loop.h.
11340 (rest_of_handle_loop_optimize): Do not call unroller.
11341 * predict.c: Do not include loop.h.
11342 * rtl.h (NOTE_PRECONDITIONED): Removed.
11343 * stmt.c: Do not include loop.h.
11344 * toplev.c: Do not include loop.h.
11345 (process_options): Do not handle flag_old_unroll_loops.
11347 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
11348 Documentation removed.
11349 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
11351 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
11353 * Makefile.in (STAGE1_CHECKING): New variable.
11354 (stage1_build): Use it.
11355 * tree-ssa.c (verify_ssa): Preserve state of dominance
11358 2004-09-14 Uros Bizjak <uros@kss-loka.si>
11360 * config/i386/i386.c (output_fp_compare): Add generation
11361 of ftst instruction.
11362 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
11363 Use output_fp_compare () function.
11364 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
11365 (fix_truncdi_memory): Remove operands[5] copy.
11367 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
11369 * config/m32r/m32r.md, config/m68k/m68kelf.h,
11370 config/mcore/mcore.md, config/rs6000/linux64.h,
11371 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
11374 2004-09-13 James E Wilson <wilson@specifixinc.com>
11376 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
11377 * gen-protos.c: Include errors.h.
11378 (progname): Delete.
11380 2004-09-14 Jan Hubicka <jh@suse.cz>
11382 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
11383 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
11384 (predict_loops): Use number_of_iterations_exit to predict
11385 number of iterations on trees.
11387 2004-09-13 Dale Johannesen <dalej@apple.com>
11391 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
11392 objects declared extern.
11394 2004-09-14 Paul Brook <paul@codesourcery.com>
11396 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
11399 2004-09-13 Daniel Jacobowitz <dan@debian.org>
11401 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
11402 Only use TYPE_BINFO for aggregates.
11404 2004-09-13 Daniel Jacobowitz <dan@debian.org>
11406 * expmed.c (synth_mult): Initialize latency. Check cost before
11407 checking ops count.
11409 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
11411 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
11412 add_call_clobber_ops and add_call_read_ops.
11413 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
11414 the number of vdefs and vuses inserted based on analysis of global
11415 variables across calls. * tree-dfa.c (find_referenced_vars):
11416 Needed to reset static var maps before each function is compiled.
11418 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
11419 static_vars_info,functions_to_static_vars_info,module_statics_escape,
11420 all_module_statics,searchc_env,dfs_info): New fields to support
11421 analysis of static global variables.
11422 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
11423 cgraph_reset_static_var_maps, get_global_static_vars_info,
11424 get_global_statics_not_read, get_global_statics_not_written,
11425 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
11426 check_rhs_var, check_lhs_var, get_asm_expr_operands,
11427 process_call_for_static_vars, scan_for_static_refs,
11428 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
11429 clear_static_vars_maps, cgraph_propagate_bits,
11430 cgraph_characterize_statics): New. Functions to support analysis
11431 of static global variables.
11432 (cgraph_mark_local_and_external_functions): Renamed from:
11433 (cgraph_mark_local_functions)
11434 (cgraph_expand_all_functions): Remove call to
11435 cgraph_mark_local_and_external_functions.
11436 (cgraph_optimize): Added driver to analyze static variables whose
11437 scope is within the compilation unit. * cgraph.h (struct
11438 cgraph_local_info, GTY): Added statics_read, statics_written,
11439 local, calls_read_all, calls_write_all, for_functions_valid.
11440 (struct cgraph_node): Added next_cycle. * cgraph.c
11441 (dump_cgraph_node): Added print routines for new fields. *
11442 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
11445 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
11447 * c-decl.c (grokdeclarator): Correct comments about where storage
11448 class specifiers are rejected by grammar and add corresponding
11449 asserts. Diagnose typedefs and parameters declared inline.
11450 Change warning for inline main to a pedwarn. Only diagnose inline
11452 (declspecs_add_scspec): Allow duplicate "inline".
11454 2004-09-13 Steve Ellcey <sje@cup.hp.com>
11456 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
11457 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
11459 2004-09-13 Richard Henderson <rth@redhat.com>
11462 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
11463 (tree_type): Replace spare with contains_placeholder_bits.
11464 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
11465 make static. Remove seen_types list.
11466 (type_contains_placeholder_p): New.
11468 2004-09-13 James E Wilson <wilson@specifixinc.com>
11470 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
11471 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
11472 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
11473 bdesc_arrays instead of mips_bdesc.
11474 (mips_init_builtins): Likewise.
11475 * config/mips/mips.h (TARGET_SB1): New.
11476 (HAVE_SQRT_P): Delete.
11477 * config/mips/mips.md (divide_condition): Support V2SF.
11478 (sqrt_condition, recip_condition): New.
11479 (div<mode>3): Use ANYF instead of SCALARF.
11480 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
11482 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
11483 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
11485 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
11486 instead of SCALARF. Use UNITMODE instead of MODE.
11488 2004-09-13 Zack Weinberg <zack@codesourcery.com>
11490 * config.in: Regenerate after removal of libbanshee.
11492 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
11494 PR tree-optimization/17400
11495 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11496 coalesce partitions when one occurs in an abnormal PHI.
11498 2004-09-13 Andrew Pinski <apinski@apple.com>
11500 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
11503 2004-09-13 Richard Henderson <rth@redhat.com>
11506 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
11507 (cselib_invalidate_rtx_note_stores): New.
11508 (cselib_record_sets, cselib_process_insn): Update to match.
11509 * cselib.h (cselib_invalidate_rtx): Declare.
11510 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
11512 2004-09-13 Richard Henderson <rth@redhat.com>
11515 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
11516 after copying its argument.
11518 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
11520 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
11521 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
11522 in diagnostics. Use %' for English apostrophes.
11523 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
11524 (pedwarn_c90, pedwarn_c99): Use it.
11525 * c-decl.c (lookup_label): Quote label name in diagnostic.
11526 * c-parse.in (yyprint): Use ' instead of ` for left quote.
11527 * c-typeck.c (warn_for_assignment): Likewise.
11529 2004-09-13 Jan Hubicka <jh@suse.cz>
11531 * i386.c (x86_schedule): New global variable.
11532 (override_options): Disable scheduling when not supported.
11533 * i386.h (x86_schedule): Declare.
11534 (TARGET_SCHEDULE): New macro.
11536 2004-09-12 Richard Henderson <rth@redhat.com>
11539 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
11540 * tree.c, tree.h (has_cleanups): Remove.
11542 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11544 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
11545 arguments of the phi nodes correctly.
11547 2004-09-12 Jan Hubicka <jh@suse.cz>
11549 * ggc-common.c (cmp_statistics): Fix sorting.
11551 2004-09-12 David Edelsohn <edelsohn@gnu.org>
11554 * expmed.c (expand_divmod): If cheap power of 2 divide is
11555 available, use it for negative constant as well.
11557 2004-09-12 Andrew Pinski <apinski@apple.com>
11559 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
11562 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
11564 2004-09-12 Richard Henderson <rth@redhat.com>
11566 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
11568 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
11569 post-reload, and scratch NULL.
11570 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
11571 (x86_shift_adj_2): Use ix86_expand_clear.
11572 (ashldi3): Remove CMOVE expansion difference.
11573 (ashldi3_1): Remove.
11574 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
11575 add constraints for immediates. New peephole for split-with-temp.
11576 Run splitter after peep2 pass.
11577 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
11578 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
11579 (setcc_2): Rename with *.
11580 * config/i386/predicates.md (reg_or_pm1_operand): New.
11581 (ashldi_input_operand): New.
11583 2004-09-12 Richard Henderson <rth@redhat.com
11585 * print-rtl.c (print_decl_name): New.
11586 (print_mem_expr): Use it.
11588 2004-09-12 Richard Henderson <rth@redhat.com
11590 PR 17186, part deux
11591 * except.c (sjlj_emit_function_exit): Fix logic locating
11592 sjlj_exit_after in final block.
11594 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
11596 * common.opt: Remove flags -fmove-all-movables and
11598 * loop-invariant.c (find_invariants_to_move):
11599 Remove all uses of flag_move_all_movables.
11600 * loop.c (move_movables): Remove all uses of
11601 flag_move_all_movables.
11602 (strength_reduce): Remove all uses of
11603 flag_reduce_all_givs.
11604 * doc/invoke.texi: Remove documentation of flags
11605 -fremove-all-movables and -freduce-all-givs.
11607 2004-09-11 Roger Sayle <roger@eyesopen.com>
11609 PR middle-end/17411
11610 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
11611 change. elt->type may be a floating point type, so use fold_convert.
11613 2004-09-11 Geoffrey Keating <geoffk@apple.com>
11615 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
11616 the thing referenced as used, not the stub itself.
11618 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
11620 * c-tree.h (enum c_storage_class): New.
11621 (struct c_declspecs): Add storage_class, inline_p and thread_p.
11622 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
11623 declarations and "auto" or "register" in file scope empty
11624 declarations. Give more specific warnings for other cases of
11625 storage class specifiers in empty declarations.
11626 (grokdeclarator): Update for new structures. Don't check for
11627 multiple storage classes. Diagnose file-scope "register" if
11629 (build_null_declspecs): Update.
11630 (declspecs_add_scspec): Update. Diagnose multiple storage class
11631 specifiers and invalid uses of "__thread".
11633 2004-09-11 Zack Weinberg <zack@codesourcery.com>
11635 * tree.c (tree_code_size): New function, bulk of code from tree_size.
11636 (tree_size, make_node): Use it.
11637 * tree-ssa-pre.c (init_pre): Use it.
11638 * tree.h: Prototype it.
11640 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11642 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
11643 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
11644 redirect_immediate_use): Use PHI_DF.
11645 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
11646 (bb_for_stmt): Use PHI_BB.
11647 (get_immediate_uses): Use PHI_DF.
11648 * tree-ssa-dse.c (max_stmt_uid): New variable.
11649 (get_stmt_uid): New function.
11650 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
11652 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
11653 (max_uid): Renamed to max_stmt_uid.
11654 (get_stmt_uid): New function.
11655 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
11656 phi node annotations.
11657 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
11658 * tree.h (PHI_BB, PHI_DF): New accessor functions.
11659 (struct tree_phi_node): Add bb and df fields.
11661 2004-09-11 Richard Henderson <rth@redhat.com>
11663 PR middle-end/17416
11664 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
11667 2004-09-11 Jan Hubicka <jh@suse.cz>
11669 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
11670 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
11671 * i386.md (i387_cw): Add 'uninitialized' mode.
11673 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
11674 (output_location): Break out from ....
11675 (branch_prob): ... here; handle gcov output on trees.
11676 * toplev.c (process_options): No longer be sorry about coverage for
11679 2004-09-11 Steven Bosscher <stevenb@suse.de>
11682 * fold-const.c (fold): Do not try to fold the operand of a
11683 CLEANUP_POINT_EXPR if that operand does itself not have any
11686 PR middle-end/17417
11687 * langhooks.c (lhd_decl_printable_name): Make sure that this
11688 function is called with is a decl node that has an identifier.
11689 * tree-pretty-print.c (dump_function_name): New function to
11690 wrap PRINT_FUNCTION_NAME and dump_decl_name.
11691 (print_call_name): Use it.
11693 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
11695 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
11698 2004-09-11 Jakub Jelinek <jakub@redhat.com>
11700 * tree-ssa-alias.c (collect_points_to_info_r): Handle
11701 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
11704 2004-09-11 Richard Henderson <rth@redhat.com>
11706 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
11707 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
11708 operand of the ADDR_EXPR.
11709 (expand_expr_real_1): Update to match.
11711 2004-09-11 David Edelsohn <edelsohn@gnu.org>
11714 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
11715 choose 64-bit version.
11717 2004-09-11 Richard Henderson <rth@redhat.com>
11720 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
11722 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
11724 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
11725 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
11726 Insert @: after i.e. or e.g.
11728 2004-09-10 Geoffrey Keating <geoffk@apple.com>
11730 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
11731 D.xxx rather than <Dxxx>.
11733 2004-09-10 Adam Nemet <anemet@lnxw.com>
11735 * configure.ac (AC_MSG_CHECKING(what linker to use)):
11736 in_tree_ld_is_elf should be true for LynxOS.
11737 * configure: Regenerate.
11739 2004-09-10 Adam Nemet <anemet@lnxw.com>
11741 * Makefile.in (all.cross): Add srcextra.
11743 2004-09-10 Roger Sayle <roger@eyesopen.com>
11745 PR middle-end/17024
11746 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
11747 floating point comparison operators. Change aborts to gcc_asserts.
11749 2004-09-10 Geoffrey Keating <geoffk@apple.com>
11751 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
11753 2004-09-10 James E Wilson <wilson@specifixinc.com>
11755 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
11756 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
11758 * convert.c (convert_to_vector): Replace recursive call with
11761 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
11762 Add integer argument named constant. Use const_tiny_rtx instead of
11764 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
11766 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
11768 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
11769 of gen_rtx_raw_CONST_VECTOR.
11771 2004-09-10 Eric Christopher <echristo@redhat.com>
11774 * c-parse.in (attribute): Add NULL_TREE for error case
11775 for error recovery.
11777 2004-09-10 Zack Weinberg <zack@codesourcery.com>
11779 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
11780 (extract_interface_info): Delete prototype.
11781 * c-decl.c (extract_interface_info): Delete stub.
11782 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
11783 it's not already been done ...
11784 (init_c_lex): ... not here.
11785 (fe_file_change): Don't call extract_interface_info.
11787 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
11789 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
11790 typedef_p and typedef_signed_p.
11791 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
11792 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
11793 Check typedef_p and typedef_signed_p, not typedef_decl.
11794 (grokfield): Check typedef_p, not typedef_decl.
11795 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
11797 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
11800 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11802 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
11804 2004-09-10 Geoffrey Keating <geoffk@apple.com>
11806 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
11807 temporary variables.
11809 * dbxout.c (dbxout_block): Update for
11810 current_function_func_begin_label a string.
11811 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
11812 * except.c (dw2_output_call_site_table): Likewise.
11813 * toplev.c (current_function_func_begin_label): Likewise.
11814 * tree.h (current_function_func_begin_label): Likewise.
11815 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
11817 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
11820 * config/darwin.c: Include target.h.
11821 (struct machopic_indirection): Make ptr_name a string.
11822 (machopic_indirection_hash): Update for ptr_name a string.
11823 (machopic_indirection_eq): Likewise.
11824 (machopic_indirection_name): Likewise.
11825 (machopic_output_indirection): Likewise.
11826 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
11827 string. Don't expect stub names to be in the identifier hash table.
11828 Do call strip_name_encoding before looking up entry in ID hash table.
11829 * config/t-darwin (darwin.o): Add target.h to dependencies.
11831 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
11832 of fprintf for register names.
11834 * output.h (unlikely_section_label): Delete declaration.
11835 (unlikely_text_section_name): Likewise.
11836 * varasm.c (unlikely_section_label_printed): Make static.
11837 (unlikely_section_label): Likewise.
11838 (unlikely_text_section_name): Likewise.
11839 (assemble_start_function): Use reconcat.
11841 * rtl.def (REG): Add comment to describe third field.
11843 2004-09-10 Andrew Pinski <apinski@apple.com>
11845 * config/darwin.c (machopic_mcount_stub_name): Call
11846 machopic_indirection_name instead of making the string
11849 2004-09-10 Diego Novillo <dnovillo@redhat.com>
11853 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
11855 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
11856 memory tag is call clobbered, so are its aliases.
11857 (group_aliases): When two memory tags being grouped, if one is
11858 call clobbered, so are the other and its aliases.
11859 (add_may_alias): Remove call-clobbering stuff.
11860 (replace_may_alias): Likewise.
11861 (merge_pointed_to_info): Merge pt_global_mem
11863 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11865 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
11866 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
11867 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
11868 tree-scalar-evolution.c, tree-ssa-copyrename.c,
11869 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
11871 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
11873 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
11874 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
11875 pair. Remove match_dup from inputs. Remove masaccs handling.
11876 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
11877 (masaccs, mdasaccs): Turn into define_insns.
11879 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
11881 * tree-tailcall.c (process_assignment): Only do accumulator transforms
11882 for floating-point types if flag_unsafe_math_optimizations.
11884 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11886 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
11887 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
11888 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
11889 config/h8300/h8300.md, config/i386/gmm_malloc.h,
11890 config/ia64/ia64.md, config/ip2k/libgcc.S,
11891 config/mips/mips-ps-3d.md, config/mips/mips.c,
11892 config/rs6000/rs6000.c, config/s390/s390.c,
11893 config/sh/symbian.c: Fix comment typos.
11895 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
11897 * config/s390/s390.c (s390_emit_prologue): Added missing
11900 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11902 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
11903 typos. Follow spelling conventions.
11905 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
11907 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
11908 in diagnostic. Don't dereference NULL TYPE_NAME.
11910 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11912 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
11913 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
11914 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
11915 value-prof.c: Fix comment typos. Follow spelling conventions.
11917 2004-09-10 Jan Hubicka <jh@suse.cz>
11919 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
11920 * tree-split_edge.c (tree_split_edge): Likewise.
11921 (thread_jumps): Likewise.
11923 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
11925 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
11928 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
11930 * cgraph.h (cgraph_dump_file): Do not declare.
11931 * cgraphunit.c (cgraph_dump_file): Declare as static.
11932 (init_cgraph): New.
11933 * toplev.c (cgraph_dump_file): Do not declare.
11934 (compile_file): Call init_cgraph.
11935 * tree-dump.c (dump_files): Add IPA dump file, remove
11936 XML dump of call graph.
11937 (get_dump_file_name): Support IPA dump file naming scheme.
11938 * tree.h (enum tree_dump_index): Add IPA dump file, remove
11939 XML dump of call graph.
11940 * doc/invoke.texi (Debugging Options): Document the new options.
11942 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
11944 * doc/extend.texi: Document the FR-V built-in functions.
11946 2004-09-09 James E Wilson <wilson@specifixinc.com>
11948 * doc/sourcebuild.texi: Delete libbanshee reference.
11950 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
11952 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
11954 2004-09-09 James E Wilson <wilson@specifixinc.com>
11956 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
11957 before calling vector_types_convertible_p.
11958 (digest_init): Check that inside_init has VECTOR_TYPE before calling
11959 vector_types_convertible_p. Don't give another error if
11960 convert_for_assignment returns error_mark_node.
11962 2004-09-09 Roger Sayle <roger@eyesopen.com>
11964 PR middle-end/17055
11965 * fold-const.c (build_zero_vector): New function to construct a
11966 vector (either floating point or integer) of zeros.
11967 (fold_convert): Internally, enable conversions of integer zero
11968 to arbitrary vector types, using the new build_zero_vector.
11970 2004-09-09 Roger Sayle <roger@eyesopen.com>
11972 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
11973 expand a left shift by an immediate constant as either an ashl or
11974 a sequence of additions.
11975 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
11976 instead of calling gen_ashlsi3 with a constant directly.
11978 2004-09-09 Roger Sayle <roger@eyesopen.com>
11980 * config/i386/i386.c (ix86_split_long_move): When optimizing for
11981 size, and the low and high parts of a DImode constant are equal,
11982 copy one register to another instead of loading the same immediate
11985 2004-09-09 Richard Henderson <rth@redhat.com>
11987 PR middle-end/17367
11988 * function.c (assign_parm_setup_block): Only put PARALLELs into
11989 a register if use_register_for_decl.
11991 2004-09-09 Eric Christopher <echristo@redhat.com>
11993 * ra-colorize.c (reset_lists): Move variable declaration inside
11994 ENABLE_CHECKING to avoid unused variable warnings when
11995 not --enable-checking.
11996 (check_colors): Ditto.
11998 2004-09-09 Mike Stump <mrs@apple.com>
12000 * version.c (version_string): Bump to 4.0.0.
12001 * doc/include/gcc-common.texi (version-GCC): Likewise.
12003 2004-09-10 Jakub Jelinek <jakub@redhat.com>
12005 * doc/extend.texi (nothrow attribute): The attribute is not
12006 implemented in 3.2 and earlier.
12008 2004-09-09 Steve Ellcey <sje@cup.hp.com>
12010 * genrecog.c (compute_predicate_codes): Use op0_codes
12013 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12015 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
12016 implementation changes.
12018 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12020 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
12021 a PARALLEL instead of a SET due to added clobbers.
12023 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12025 * reload.c (find_reloads_address): Pass correct operand to
12026 maybe_memory_address_p.
12028 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
12030 * Makefile.in: Remove libbanshee, tree-alias-*.
12031 Remove tree-alias-common.h dependencies.
12032 * common.opt: Remove -ftree-points-to.
12033 * configure.ac: Remove libbanshee.
12034 * flags.h: Remove pta_type, flag_tree_points_to.
12035 * gengtype.c (open_base_files): Remove tree-alias-type.h.
12036 * opts.c (OPT_ftree_points_to): Remove.
12037 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
12038 * tree-dfa.c: Remove tree-alias-common.h
12039 * tree-into-ssa.c: Ditto.
12040 * tree-outof-ssa.c: Ditto.
12041 * tree-ssa-copyrename.c: Ditto.
12042 * tree-ssa-live.c: Ditto.
12043 * tree-optimize.c: Ditto.
12044 * tree-ssa.c: Ditto.
12045 Remove pass_build_pta, pass_del_pta.
12046 * tree-pass.h: Ditto.
12047 * tree-ssa-alias.c: Remove tree-alias-common.h.
12048 (struct alias_stats_d): Remove pta_queries, pta_resolved.
12049 (pass_may_alias): Remove PROP_pta requirement.
12050 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
12051 (get_tmt_for): Ditto.
12052 (dump_alias_stats): Ditto.
12053 * doc/passes.texi: Remove blurb about points-to analysis.
12054 * fortran/Make-lang.in: Remove tree-alias-*.o.
12056 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12058 * genattrtab.c (write_insn_cases): New function, split out from
12059 write_attr_case. Correctly handle define_peepholes when printing
12060 the instruction name.
12061 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
12063 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
12066 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
12067 * config/cris/cris.c (cris_return_address_on_stack): New function.
12068 * config/cris/cris.md ("return"): For location of return address,
12069 also check cris_return_address_on_stack.
12071 2004-09-09 Diego Novillo <dnovillo@redhat.com>
12073 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
12074 calling phi_ssa_name_p.
12076 2004-09-09 Richard Henderson <rth@redhat.com>
12079 * c-typeck.c (valid_compound_expr_initializer): Use only
12080 initializer_constant_valid_p, and not TREE_CONSTANT.
12081 (digest_init): Likewise.
12082 (output_init_element): Likewise.
12084 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12086 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
12087 live_out_1, prune_hardregs_for_mode, init_one_web_common,
12088 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
12089 record_conflict, compare_and_free_webs, init_webs_defs_uses,
12090 parts_to_webs_1, parts_to_webs, reset_conflicts,
12091 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
12092 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
12093 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
12094 put_move, remove_move, combine, select_spill, colorize_one_web,
12095 try_recolor_web, insert_coalesced_conflicts, check_colors,
12096 break_precolored_alias, restore_conflicts_from_coalesce,
12097 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
12098 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
12099 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
12100 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
12101 check_df): Likewise.
12102 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
12103 real_arithmetic, real_compare, real_exponent, real_ldexp,
12104 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
12105 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
12106 real_digit, real_nan, real_maxval, round_for_format, real_convert,
12107 real_to_target, real_from_target, real_hash, encode_ieee_single,
12108 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
12109 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
12110 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
12111 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
12112 extract_insn, peep2_next_insn, peep2_reg_dead_p,
12113 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
12114 if_test_bypass_p): Likewise.
12115 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
12116 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
12117 emit_swap_insn, swap_to_top, move_for_stack_reg,
12118 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
12119 compensate_edge, convert_regs_1): Likewise.
12120 * regclass.c (init_reg_sets, init_reg_sets_1,
12121 memory_move_secondary_cost): Likewise.
12122 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
12124 * reload.c (push_secondary_reload, find_valid_class, push_reload,
12125 operands_match_p, decompose, immune_p, find_reloads,
12126 find_reloads_toplev, find_reloads_address_1, subst_reloads,
12127 copy_replacements, refers_to_regno_for_reload_p,
12128 reg_overlap_mentioned_for_reload_p): Likewise.
12129 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
12130 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
12131 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
12132 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
12133 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
12134 do_output_reload, fixup_abnormal_edges): Likewise.
12135 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
12136 fill_slots_from_thread, relax_delay_slots): Likewise.
12137 * resource.c (mark_referenced_resources, mark_set_resources):
12139 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
12140 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
12141 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
12142 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
12143 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
12144 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
12145 * rtlhooks.c (gen_lowpart_general): Likewise.
12146 * sbitmap.c (sbitmap_difference): Likewise.
12147 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
12148 sched_analyze, add_forward_dependence): Likewise.
12149 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
12150 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
12151 schedule_insns): Likewise.
12152 * sched-vis.c (print_pattern): Likewise.
12153 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
12154 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
12155 simplify_const_relational_operation, simplify_ternary_operation,
12156 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
12158 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
12159 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
12160 resolve_operand_name_1, expand_return, expand_decl,
12161 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
12162 * stor-layout.c (put_pending_size, smallest_mode_for_size,
12163 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
12164 set_sizetype, get_mode_bounds): Likewise.
12166 2004-09-09 Zack Weinberg <zack@codesourcery.com>
12168 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
12169 * config/arm/pecoff.h, config/i386/beos-elf.h
12170 * config/i386/cygming.h, config/i386/i386-interix.h:
12171 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
12172 comment cloned from manual.
12173 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
12175 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
12177 * builtins.c (build_va_arg_indirect_ref): New function.
12178 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
12179 build_fold_indirect_ref.
12180 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
12181 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
12182 * tree.h: Declare new function.
12184 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12186 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
12187 dumping for development builds.
12188 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
12189 development builds only.
12190 * genattrtab.c (write_eligible_delay): Fix typo in previous
12192 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
12195 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12197 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
12198 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
12199 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
12200 hoist_code, extract_mentioned_regs_helper, compute_store_table,
12201 insert_store): Use gcc_assert and gcc_unreachable.
12202 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
12203 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
12204 ggc_record_overhead): Likewise.
12205 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
12206 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
12207 ggc_pop_context, clear_marks, validate_free_objects,
12208 ggc_pch_read): Likewise.
12209 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
12210 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
12211 ggc_push_context, check_cookies, ggc_collect,
12212 ggc_print_statistics): Likewise.
12213 * gimple-low.c (lower_function_body, lower_stmt,
12214 lower_bind_expr): Likewise.
12215 * gimplify.c (gimple_tree_eq, push_gimplify_context,
12216 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
12217 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
12218 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
12219 gimplify_case_label_expr, gimplify_exit_block_expr,
12220 canonicalize_component_ref, gimplify_compound_lval,
12221 gimplify_self_mod_expr, gimplify_call_expr,
12222 gimplify_init_ctor_eval, gimplify_init_constructor,
12223 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
12224 gimplify_expr, check_pointer_types_r,
12225 force_gimple_operand): Likewise.
12226 * global.c (global_alloc, build_insn_chain): Likewise.
12227 * graph.c (clean_graph_dump_file,
12228 finish_graph_dump_file): Likewise.
12229 gcov-io.c (gcov_open): Use GCOV_CHECK.
12231 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12233 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
12235 2004-09-09 Jan Hubicka <jh@suse.cz>
12238 * tree-inline.c (expand_call_inline): Make overactive sanity check
12241 2004-09-09 Jan Hubicka <jh@suse.cz>
12243 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
12246 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12248 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
12249 (gengtype.o): Depend on errors.h.
12250 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
12251 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
12252 attr_alt_subset_p, attr_alt_subset_of_compl_p,
12253 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
12254 write_test_expr, write_attr_value, write_eligible_delay,
12255 make_internal_attr, make_numeric_value): Likewise.
12256 * genautomata.c (regexp_name, get_str_vect,
12257 gen_presence_absence_set, automaton_decl_hash,
12258 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
12259 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
12260 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
12261 test_unit_reserv, it_is_empty_reserv_sets,
12262 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
12263 reserv_sets_and, output_cycle_reservs, get_free_state,
12264 intersected_state_reservs_p, states_union, remove_arc,
12265 copy_insn_regexp, transform_1, transform_2, transform_3,
12266 regexp_transform_func, store_alt_unit_usage,
12267 check_regexp_units_distribution, process_seq_for_forming_states,
12268 process_alts_for_forming_states, make_automaton,
12269 form_arcs_marked_by_insn, create_composed_state,
12270 set_out_arc_insns_equiv_num, partition_equiv_class,
12271 process_insn_equiv_class, set_insn_equiv_classes,
12272 units_to_automata_heuristic_distr, form_regexp,
12273 longest_path_length, output_dfa_max_issue_rate, add_vect,
12274 out_state_arcs_num, add_vect_el, output_trans_table,
12275 output_state_alts_table, output_dead_lock_vect,
12276 output_max_insn_queue_index_def,
12277 output_min_insn_conflict_delay_func,
12278 output_internal_insn_latency_func, output_print_reservation_func,
12279 output_cpu_unit_reservation_p, output_state_arcs,
12280 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
12281 make_default_insn_latency_attr,
12282 form_important_insn_automata_lists): Likewise.
12283 * genemit.c (gen_exp, output_add_clobbers,
12284 output_added_clobbers_hard_reg_p): Likewise.
12285 * genextract.c (print_path, main): Likewise.
12286 * genflags.c (gen_macro): Likewise.
12287 * gengenrtl.c: Include errors.h
12288 (type_from_format, accessor_from_format): Likewise.
12289 * gengtype.c (get_file_basename, output_mangled_typename,
12290 walk_type, write_types_process_field,
12291 write_types_local_process_field): Likewise.
12292 * genmodes.c (complete_mode): Likewise.
12293 * genopinit.c (gen_insn): Likewise.
12294 * genoutput.c (output_insn_data, check_constraint_len,
12295 constraint_len): Likewise.
12296 * genpreds.c (add_mode_tests):Likewise.
12297 * gen-protos.c (add_hash): Likewise.
12298 * genrecog.c (find_operand, find_matching_operand,
12299 validate_pattern, add_to_sequence, maybe_both_true,
12300 nodes_identical_1, merge_trees, write_switch, write_cond,
12301 write_action, is_unconditional, make_insn_sequence,
12302 debug_decision_2): Likewise.
12303 * gensupport.c (is_predicable, collect_insn_data,
12304 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
12306 2004-09-09 Jan Hubicka <jh@suse.cz>
12308 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
12309 * cfgbuild.c (compute_outgoing_frequencies): When probability is
12311 (find_many_sub_basic_blocks): Do update profile only when it is
12313 * predict.c (set_even_probabilities): Break out from ...
12314 (combine_predictions_for_insn): ... here; deal with
12315 !can_predict_insn_p insns.
12316 (combine_predictions_for_bb): Use set_even_probabilities.
12317 (bb_estimate_probability_locally): Break out from ....
12318 (estimate_probability): ... here.
12319 (guess_outgoing_edge_probabilities): New entry point.
12321 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
12323 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
12324 handle_braces, process_brace_body, main, used_arg,
12325 set_multilib_dir, print_multilib_info): Use fatal, not abort.
12327 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
12329 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
12330 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
12331 Morgan's theorem in last checkin.
12333 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12334 Nathan Sidwell <nathan@codesourcery.com>
12336 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
12337 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
12338 * timevar.c (timevar_push, timevar_pop, timevar_start,
12339 timevar_stop): Likewise.
12340 * toplev.c (default_pch_valid_p): Likewise.
12341 * tracer.c (tail_duplicate): Likewise.
12342 * tree-alias-common.c (get_alias_var_decl,
12343 get_values_from_constructor, create_alias_var, delete_alias_vars,
12344 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
12346 * tree.c (tree_size, make_node_stat, copy_node_stat,
12347 build_int_cst_wide, integer_all_onesp, list_length, chainon,
12348 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
12349 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
12350 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
12351 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
12352 build_method_type_directly, decl_type_context, get_callee_fndecl,
12353 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
12354 tree_fold_gcd): Likewise.
12355 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
12356 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
12357 cleanup_control_expr_graph, find_taken_edge,
12358 find_taken_edge_switch_expr, phi_alternatives_equal,
12359 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
12360 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
12361 tree_split_edge, tree_verify_flow_info, thread_jumps,
12362 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
12363 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
12364 chrec_fold_multiply_poly_poly): Likewise.
12365 * tree-complex.c (extract_component, expand_complex_division,
12366 expand_complex_comparison, expand_complex_operations_1,
12367 build_replicated_const, expand_vector_operations_1): Likewise.
12368 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
12369 build_classic_dir_vector): Likewise.
12370 * tree-dfa.c (compute_immediate_uses_for_phi,
12371 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
12372 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
12373 * tree-dump.c (dequeue_and_dump): Likewise.
12374 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
12375 record_in_finally_tree, replace_goto_queue_1,
12376 maybe_record_in_goto_queue, verify_norecord_switch_expr,
12377 do_return_redirection): Likewise.
12378 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
12379 add_to_dst_predicate_list, find_phi_replacement_condition,
12380 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
12382 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
12383 initialize_inlined_parameters, declare_return_variable,
12384 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
12385 optimize_inline_calls, copy_tree_r): Likewise.
12386 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
12387 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
12388 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
12389 tsi_split_statement_list_after, tsi_split_statement_list_before):
12391 * tree-mudflap.c (mf_varname_tree): Likewise.
12392 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
12393 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
12394 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12395 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
12396 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
12397 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
12399 * tree-phinodes.c (resize_phi_node, add_phi_arg,
12400 remove_all_phi_nodes_for): Likewise.
12401 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
12402 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
12403 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
12404 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
12405 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
12406 generate_one_element_ref, generate_element_copy,
12407 generate_element_zero, scalarize_copy, scalarize_init,
12408 scalarize_ldst): Likewise.
12409 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
12410 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
12411 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
12412 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
12413 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
12414 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
12415 widen_bitfield, ccp_fold_builtin): Likewise.
12416 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
12417 replace_exp_1, propagate_tree_value): Likewise.
12418 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12419 * tree-ssa-dce.c (set_control_dependence_map_bit,
12420 find_control_dependence, find_pdom, mark_operand_necessary,
12421 mark_stmt_if_obviously_necessary,
12422 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
12423 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
12424 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
12425 eliminate_redundant_computations, avail_expr_eq): Likewise.
12426 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
12427 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12428 duplicate_blocks): Likewise.
12429 * tree-ssa-loop-im.c (for_each_index, set_level,
12430 is_call_clobbered_ref): Likewise.
12431 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
12432 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
12433 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
12434 peel_address, ptr_difference_cost, may_replace_final_value,
12435 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
12436 rewrite_use, rewrite_uses): Likewise.
12437 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12438 check_loop_closed_ssa_use): Likewise.
12439 * tree-ssanames.c (make_ssa_name): Likewise.
12440 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
12441 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
12442 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
12443 get_indirect_ref_operands, add_stmt_operand): Likewise.
12444 * tree-ssa-pre.c (value_exists_in_set_bitmap,
12445 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
12446 phi_translate, valid_in_set, compute_antic,
12447 find_or_generate_expression, create_expression_by_pieces, insert_aux,
12448 create_value_expr_from, eliminate): Likewise.
12449 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
12450 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
12452 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
12453 eliminate_tail_call): Likewise.
12454 * tree-vectorizer.c (vect_create_index_for_array_ref,
12455 vect_align_data_ref, vect_create_data_ref,
12456 vect_create_destination_var, vect_get_vec_def_for_operand,
12457 vect_finish_stmt_generation, vect_transform_stmt,
12458 vect_transform_loop_bound, vect_transform_loop,
12459 vect_analyze_operations): Likewise.
12460 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
12462 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
12463 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
12464 bsi_after_labels, bsi_last): Likewise.
12465 * tree-ssa-live.c (var_union, change_partition_var,
12466 create_ssa_var_map, calculate_live_on_entry, root_var_init,
12467 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
12469 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
12470 tpa_find_tree): Likewise.
12471 (register_ssa_partition_check): Declare.
12472 (register_ssa_partition): use it.
12473 * tree-ssa-live.c: Include errors.h.
12474 (register_ssa_partition_check): New.
12475 * tree-ssa-operands.c: Include errors.h.
12476 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
12478 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
12479 Catherine Moore <clm@redhat.com>
12481 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
12482 (FRV_CPU_FR405): New processor enums.
12483 (frv_issue_rate, frv_acc_group): Declare.
12484 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
12485 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
12486 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
12487 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
12488 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
12489 handled by CPP_SPEC.
12490 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
12491 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
12492 (ACC_MASK): New macro.
12493 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
12494 (TARGET_MEDIA_FR450): New macro.
12495 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
12496 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
12497 (LABEL_ALIGN_AFTER_BARRIER): Define.
12498 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
12499 (IACC_FIRST, IACC_LAST): New pair of SPRs.
12500 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
12501 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12502 (REGISTER_NAMES): Add entries for new registers.
12503 (REG_CLASS_CONTENTS): Update for new register ranges.
12504 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
12505 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
12506 (PACKING_FLAG_USED_P): Delete.
12507 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
12508 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
12509 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
12510 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
12511 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
12512 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
12513 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
12514 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
12515 (CPU_UNITS_QUERY): Define to 1.
12516 * config/frv/frv.c: Include gt-frv.h
12517 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
12518 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
12519 (frv_insn_group): New enumeration.
12520 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
12521 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
12522 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
12523 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
12524 gap left by REGSTATE_LIVE.
12525 (regstate_t): New typedef.
12526 (TARGET_MACHINE_DEPENDENT_REORG): Define.
12527 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
12528 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
12529 Initialize frv_unit_codes[] and frv_type_to_unit[].
12530 (frv_conditional_register_usage): Remove redundant fixing of
12531 accumulator registers.
12532 (frv_insn_packing_flag): Update specification.
12533 (frv_function_prologue): Don't set frv_insn_packing_flag here.
12534 Zero out frv_nops[].
12535 (frv_expand_epilogue): Remove comments about the no-longer-present
12536 SIBCALL_P argument.
12537 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
12538 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
12539 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
12540 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
12541 packing is disabled and if INSN can only issue to M1.
12542 (call_operand): Check TARGET_LONG_CALLS.
12543 (acc_operand, even_acc_operand, quad_acc_operand)
12544 (accg_operand): Simplify. Don't accept pseudo registers.
12545 (output_move_single): Handle SPR<-zero moves.
12546 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
12547 (frv_registers_update, frv_registers_used_p): Delete.
12548 (frv_registers_set_p): Delete.
12549 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
12550 (frv_issues_to_branch_unit_p): New function.
12551 (frv_packet): New structure.
12552 (frv_cond_flags, frv_regstate_conflict_p): New functions.
12553 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
12554 (frv_registers_update_1, frv_registers_update): New functions.
12555 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
12556 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
12557 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
12558 (frv_sort_insn_group, frv_reorder_packet): New functions.
12559 (frv_pack_insns): Use frv_reorder_packet.
12560 (frv_packet_address): New variable.
12561 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
12562 (frv_register_nop, frv_reorg): New functions.
12563 (bdesc_1arg): Add __SCUTSS.
12564 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
12565 __SUBSS, __SLASS and __SCAN.
12566 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
12567 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
12568 (frv_init_builtins): Register the above builtins.
12569 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
12570 registers. Turn the referenced accumulators into global registers.
12571 (frv_read_iacc_argument): New function.
12572 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
12573 (frv_split_iacc_move): New function.
12574 (frv_expand_builtin): Handle the new builtins.
12575 * config/frv/frv.md: Replace old schedulers with new order-independent
12576 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
12578 (cpu): Add fr550, fr450 and fr405.
12579 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
12580 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
12581 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
12582 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
12583 (fnop, mnop): New patterns.
12584 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
12586 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
12587 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
12589 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
12590 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
12591 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
12592 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
12593 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
12594 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
12595 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
12596 (frv_prefetch0, frv_prefetch): New patterns.
12597 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
12598 -mcpu=simple. Add -mcpu=fr550.
12599 (MULTILIB_DIRNAMES): Update accordingly.
12600 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
12602 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
12603 -mlong-calls and -malign-labels options for FR-V.
12605 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
12608 * c-tree.h (struct c_declspecs): New.
12609 (struct c_declarator, struct c_type_name, struct c_parm): Update
12611 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
12612 start_function, start_decl, build_c_parm,
12613 make_pointer_declarator): Update prototypes.
12614 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12615 declspecs_add_scspec, declspecs_add_attrs): New.
12616 (split_specs_attrs): Remove.
12617 * c-parse.in (%union): Add dsptype.
12618 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
12619 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
12620 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
12621 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
12622 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
12623 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
12624 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
12625 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
12626 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
12627 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
12628 maybe_type_quals_attrs): Change to dsptype.
12629 (struct c_declspec_stack): New.
12630 (current_declspecs, declspec_stack): Change type.
12631 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
12633 (extdefs): Likewise.
12634 (setspecs): Likewise.
12635 (fndef): Use current_declspecs for empty declspecs list.
12636 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
12637 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
12638 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
12639 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
12640 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
12641 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
12642 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
12643 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
12644 structures and helper functions. Update comments.
12645 (typespec_nonattr): Correct comment.
12646 (maybe_type_quals_attrs, typename): Update to new structures.
12647 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
12648 shadow_tag, shadow_tag_warned, start_function, start_decl,
12649 build_c_parm, make_pointer_declarator,
12650 set_array_declarator_inner, groktypename): Update to new
12652 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12653 declspecs_add_scspec, declspecs_add_attrs): New.
12654 (split_specs_attrs): Remove.
12655 (shadow_tag_warned): Make warning for useless type names a
12656 pedwarn. Give hard error for long, short, signed, unsigned or
12657 _Complex used with struct, union or enum in empty declaration.
12658 Make found_tag a bool.
12659 (grokdeclarator): Remove checks now done at parse time.
12661 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
12663 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
12664 c_declarator, struct c_type_name, struct c_parm): New.
12665 (build_array_declarator, set_array_declarator_inner,
12666 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
12667 start_function, start_decl, build_c_parm, build_attrs_declarator,
12668 build_function_declarator, make_pointer_declarator, c_cast_expr,
12669 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
12670 (build_id_declarator): New.
12671 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
12673 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
12674 ARG_INFO_OTHERS): Remove.
12675 (build_id_declarator): New.
12676 (build_array_declarator, set_array_declarator_inner, groktypename,
12677 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
12678 grokfield, start_function, store_parm_decls_newstyle,
12679 store_parm_decls_oldstyle, store_parm_decls,
12680 build_c_parm, build_attrs_declarator, build_function_declarator,
12681 make_pointer_declarator, grokdeclarator): Update to new
12683 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
12685 (declarator, notype_declarator, after_type_declarator,
12686 parm_declarator, parm_declarator_starttypename,
12687 parm_declarator_nostarttypename, array_declarator, typename,
12688 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
12689 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
12690 parmlist_1, parmlist_2, parmlist_or_identifiers,
12691 parmlist_or_identifiers_1): Use these types.
12692 (primary, after_type_declarator, parm_declarator_starttypename,
12693 notype_declarator, component_decl, component_declarator,
12694 component_notype_declarator, typename, absdcl,
12695 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
12696 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
12698 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
12700 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
12701 in_typeof, record_maybe_used_decl, pop_maybe_used,
12702 c_expr_sizeof_expr, c_expr_sizeof_type): New.
12703 * c-decl.c (parser_obstack): New.
12704 (c_init_decl_processing): Initialize parser_obstack.
12705 (c_write_global_declarations_1): Check for used but undefined
12707 * c-parse.in (%union): Add otype.
12708 (save_obstack_position): New.
12710 (unary_expr): Update in_sizeof and in_alignof. Use
12711 c_expr_sizeof_expr and c_expr_sizeof_type.
12712 (sizeof): Update in_sizeof.
12713 (alignof): Update in_alignof.
12714 (typeof): Update in_typeof.
12715 (typespec_nonreserved_nonattr): Call pop_maybe_used.
12716 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
12717 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
12718 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
12719 (build_external_ref): Set C_DECL_USED or call
12720 record_maybe_used_decl if appropriate.
12721 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
12723 2004-09-08 Eric Christopher <echristo@redhat.com>
12725 * builtins.c: Fix prototype for fold_builtin_atan.
12727 2004-09-08 Eric Christopher <echristo@redhat.com>
12729 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
12730 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
12731 fold_builtin_atan): New functions. Migrate function bodies...
12732 (fold_builtin_1): ... from here.
12734 2004-09-09 Alan Modra <amodra@bigpond.net.au>
12736 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
12739 2004-09-08 David Edelsohn <edelsohn@gnu.org>
12741 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
12742 * config/rs6000/power5.md (power5-lmul): Same.
12744 2004-09-08 Richard Henderson <rth@redhat.com>
12747 * function.c (expand_function_end): Have fall-off-the-end
12748 return path jump around return register setup.
12750 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12752 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
12753 (output_return): Do not test for the presence of the 'unimp' insn.
12754 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
12755 as predicates instead of custom ones. Return raw strings when
12757 (output_sibcall): Likewise. Concatenate strings.
12758 (output_ubranch): Remove kludge for TurboSPARC.
12759 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
12760 (output_v9branch): Likewise.
12761 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
12762 <#>: Set sparc_indent_opcode if the delay slot is filled.
12764 <)>: New operand to emit the displacement from the saved PC on return.
12766 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
12767 (ASM_OUTPUT_OPCODE): New macro.
12768 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
12769 * config/sparc/sparc.md (normal_branch, inverted_branch,
12770 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
12771 inverted_fpe_branch): Adjust call to output_cbranch.
12772 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
12773 call to output_v9branch.
12774 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
12775 (output_v9branch): Likewise.
12777 2004-09-08 Devang Patel <dpatel@apple.com>
12779 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
12780 -segs_read_only_addr and -segs_read_write_addr.
12781 (WORD_SWITCH_TAKES_ARG): Same.
12783 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
12784 -segs_read_write_addr.
12786 2004-09-08 Richard Henderson <rth@redhat.com>
12788 * function.c (reference_callee_copied): New.
12789 (assign_parm_setup_reg): Use it.
12790 * calls.c (initialize_argument_information): Likewise.
12791 (emit_library_call_value_1): Likewise.
12792 * function.h (reference_callee_copied): Declare.
12794 * target.h (struct gcc_target): Add callee_copies.
12795 * target-def.h (TARGET_CALLEE_COPIES): New.
12796 (TARGET_PASS_BY_REFERENCE): Update default.
12797 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12798 * targhooks.c (hook_callee_copies_named): New.
12799 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
12800 hook_pass_by_reference_false.
12801 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
12802 * targhooks.h: Update decls.
12803 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
12804 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12805 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
12806 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
12807 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12808 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
12809 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12810 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
12811 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12812 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
12813 (mips_callee_copies): New.
12814 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12815 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
12816 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12817 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
12818 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12819 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
12820 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12821 * config/sh/sh.c (sh_callee_copies): New.
12822 (TARGET_CALLEE_COPIES): New.
12823 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12824 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
12825 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
12826 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
12827 for FUNCTION_ARG_CALLEE_COPIES.
12828 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
12830 2004-09-08 Devang Patel <dpatel@apple.com>
12832 * tree-if-conv.c (find_phi_replacement_condition): Return true
12834 (replace_phi_with_cond_modify_expr): Select conditional expr args
12835 based on true edge basic block.
12837 2004-09-08 Jan Hubicka <jh@suse.cz>
12839 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
12840 variables being alias set.
12842 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12844 * final.c (shorten_branches, final, get_insn_template,
12845 output_alternate_entry_point, final_scan_insn, alter_subreg,
12846 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
12847 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
12848 * fix-header.c (lookup_std_proto): Likewise.
12849 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
12850 verify_local_live_at_start, update_life_info, mark_reg,
12851 calculate_global_regs_live, allocate_reg_life_data,
12852 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
12853 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
12854 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
12855 * fold-const.c (force_fit_type, div_and_round_double,
12856 may_negate_without_overflow_p, int_const_binop, const_binop,
12857 size_binop, size_diffop, fold_convert_const, fold_convert,
12858 invert_tree_comparison, swap_tree_comparison,
12859 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
12860 range_binop, make_range, fold_cond_expr_with_comparison,
12861 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
12862 fold_abs_const, fold_not_const, fold_relational_const, round_up,
12863 round_down): Likewise.
12864 * function.c (find_function_data, assign_stack_temp_for_type,
12865 instantiate_virtual_regs_lossage, aggregate_value_p,
12866 assign_parm_find_entry_rtl, assign_parm_setup_block,
12867 expand_function_start, expand_function_end, keep_stack_depressed,
12868 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
12870 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
12872 * Makefile.in (tree-loop-linear.o): Added.
12873 (OBJS-common): Add tree-loop-linear.o
12874 * common.opt: New flag, ftree-loop-linear.
12875 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
12876 * tree-flow.h: Add prototype for linear_transform_loops.
12877 * tree-optimize.c: Add linear transform after vectorization.
12878 * tree-pass.h: Add struct pass_linear_transform.
12879 * tree-ssa-loop.c: Add pass_linear_transform.
12880 * tree-loop-linear.c: New file.
12881 * lambda-code.c: gcc_assertify.
12882 (gcc_loop_to_lambda_loop): Handle all exit tests.
12883 Handle case where we have (invariant >= induction var).
12884 (find_induction_var_from_exit_cond): Ditto.
12886 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
12888 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
12889 memory tag is call clobbered, so are its aliases.
12890 (group_aliases): When two memory tags being grouped, if one is
12891 call clobbered, so are the other and its aliases.
12892 (add_may_alias): Remove call-clobbering stuff.
12893 (replace_may_alias): Likewise.
12894 (merge_pointed_to_info): Merge pt_global_mem
12896 2004-09-08 Jan Hubicka <jh@suse.cz>
12898 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
12899 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
12900 (cgraph_expand_function): Remove stale cgraph edges of currently
12901 compiled function; fix non-unit-at-a-time code copying function
12902 node for later reuse.
12904 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12906 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
12907 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
12908 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
12909 (vec_gc_free, vec_heap_free): New.
12910 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
12911 (DEF_VEC_P): Add allocator argument. Adjust.
12912 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
12913 (DEF_VEC_O): Add allocator argument. Adjust.
12916 * tree.h (tree): Define a GC'd vector.
12917 * lamba-code.c (lambda_loop): Likewise.
12918 * value-prof.h (histogram_value): Likewise.
12920 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12922 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
12923 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
12924 gen_lowpart_common, gen_highpart, gen_highpart_mode,
12925 subreg_highpart_offset, operand_subword, operand_subword_force,
12926 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
12927 set_mem_alias_set, change_address_1, verify_rtx_sharing,
12928 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
12929 try_split, add_insn_after, add_insn_before, remove_insn,
12930 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
12931 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
12932 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
12933 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
12934 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
12935 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
12936 record_path_before_1, check_path_after_1, check_path_after): Likewise.
12937 * except.c (gen_eh_region, resolve_one_fixup_region,
12938 remove_unreachable_regions, convert_from_eh_region_ranges_1,
12939 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
12940 connect_post_landing_pads, sjlj_emit_function_exit,
12941 remove_exception_handler_label, remove_eh_handler,
12942 reachable_next_level, collect_one_action_chain,
12943 output_function_exception_table): Likewise.
12944 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
12945 optimize_save_area_alloca, allocate_dynamic_stack_space,
12946 probe_stack_range, hard_function_value): Likewise.
12947 * expmed.c (mode_for_extraction, store_bit_field,
12948 store_fixed_bit_field, extract_bit_field, expand_shift,
12949 expand_mult_const, expand_mult, choose_multiplier,
12950 expand_mult_highpart, expand_divmod, emit_store_flag,
12951 do_cmp_and_jump): Likewise.
12952 * expr.c (convert_move, convert_modes, move_by_pieces,
12953 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
12954 move_block_from_reg, gen_group_rtx, emit_group_load,
12955 emit_group_move, emit_group_store, use_reg, use_regs,
12956 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
12957 emit_move_insn, emit_move_insn_1, emit_push_insn,
12958 expand_assignment, store_expr, count_type_elements,
12959 store_constructor, store_field, safe_from_p, expand_var,
12960 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
12962 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
12964 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
12965 gcc_assert and gcc_unreachable.
12966 * ddg.c (create_ddg_dependence, add_deps_for_def,
12967 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
12968 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
12969 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
12970 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
12971 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
12972 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
12973 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
12974 dataflow_set_copy, hybrid_search, diagnostic.c,
12975 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
12976 * dojump.c (do_jump): Likewise.
12977 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
12978 compute_dom_fast_query, calculate_dominance_info,
12979 free_dominance_info, get_immediate_dominator,
12980 set_immediate_dominator, get_dominated_by,
12981 redirect_immediate_dominators, nearest_common_dominator,
12982 dominated_by_p, verify_dominators, recount_dominator,
12983 iterate_fix_dominators, add_to_dominance_info,
12984 delete_from_dominance_info): Likewise.
12985 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
12986 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
12987 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
12988 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
12989 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
12990 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
12991 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
12992 output_call_frame_info, output_loc_operands, build_cfa_loc,
12993 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
12994 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
12995 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
12996 splice_child_die, attr_checksum, same_dw_val_p,
12997 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
12998 unmark_dies, value_format, output_loc_list, output_die,
12999 output_pubnames, output_aranges, base_type_die, is_base_type,
13000 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
13001 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
13002 field_byte_offset, add_data_member_location_attribute,
13003 add_const_value_attribute, rtl_for_decl_location,
13004 add_location_or_const_value_attribute, add_byte_size_attribute,
13005 add_bit_offset_attribute, add_bit_size_attribute,
13006 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
13007 decl_start_label, gen_formal_parameter_die,
13008 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
13009 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
13010 force_decl_die, force_type_die, gen_decl_die,
13011 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
13012 dwarf2out_finish): Likewise.
13014 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
13016 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
13017 * builtins.c: Include tree-mudflap.h.
13019 2004-09-08 Uros Bizjak <uros@kss-loka.si>
13021 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
13022 force operand 0.0 into register in XFmode. Also do not force
13023 operand 0.0 into register if !TARGET_CMOVE.
13024 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
13025 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
13026 implement ftst x87 instruction.
13027 (*fp_jcc_7): New insn pattern. Change corresponding split
13028 pattern to handle "general_operand" instead of
13029 "nonimmediate_operand".
13031 2004-09-08 Ben Elliston <bje@au.ibm.com>
13033 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
13035 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
13037 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
13038 generated from standard va_arg expansion.
13039 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
13041 (mf_varname_tree, mf_file_function_line_tree): Add some support
13042 for column numbers if compiled with USE_MAPPED_LOCATION.
13044 2004-09-07 Ziemowit Laski <zlaski@apple.com>
13046 * c-decl.c (groktypename_in_parm_context): Remove function.
13047 * c-tree.h (groktypename_in_parm_context): Remove prototype.
13049 2004-09-07 Ziemowit Laski <zlaski@apple.com>
13051 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
13052 * c-parse.in: Include c-common.h instead of objc-act.h.
13053 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
13054 myparms, myparm): Remove %type declarations.
13055 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
13056 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
13058 (objc_inherit_code, objc_public_flag): Remove.
13059 (typespec_nonreserved_nonattr): Call
13060 objc_get_protocol_qualified_type() instead of get_static_reference()
13061 and get_protocol_reference().
13062 (stmt_nocomp): Call grokparm() on @catch parameter.
13063 (objcdef): Move semantic action to objc_finish_implementation().
13064 (classdef): Move semantic action to objc_start_class_interface(),
13065 objc_continue_interface(), objc_finish_interface(),
13066 objc_start_class_implementation(), objc_continue_implementation(),
13067 objc_start_category_interface() and
13068 objc_start_category_implementation().
13069 (protocoldef): Move semantic actions to objc_start_protocol() and
13070 objc_finish_interface().
13071 (ivar_decl_list): Remove nonterminal.
13072 (visibility_spec): Move semantic actions to objc_set_visibility().
13073 (ivar_decls): Remove assignment to $$.
13074 (ivar_decl): Rephrase in terms of component_decl; call
13075 objc_add_instance_variable().
13076 (ivars, ivar_declarator): Remove nonterminals.
13077 (opt_semi): New nonterminal.
13078 (methodtype): Remove semantic actions.
13079 (methoddef): Move semantic actions to objc_set_method_type(),
13080 objc_start_method_definition() and objc_finish_method_definition().
13081 (methodproto): Move semantic actions to objc_set_method_type() and
13082 objc_add_method_declaration().
13083 (methoddecl): Use objc_typename instead of typename; move semantic
13084 actions to objc_build_method_signature().
13085 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
13086 (optparmlist): Express in terms of optparms and optellipsis.
13087 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
13089 (keyworddecl): Use objc_typename instead of typename.
13090 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
13091 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
13093 2004-09-08 Alan Modra <amodra@bigpond.net.au>
13095 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
13096 (MD_FALLBACK_FRAME_STATE_FOR): Update.
13097 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
13098 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
13099 (MD_FROB_UPDATE_CONTEXT): Remove default.
13100 (uw_update_context_1): Instead #ifdef invocation.
13101 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
13102 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
13103 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
13104 (MD_UNWIND_SUPPORT): Undefine this instead.
13105 * config/i386/gnu.h: Likewise.
13106 * config/alpha/linux-unwind.h: New file, macro converted to
13107 function, extracted from..
13108 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
13109 (MD_UNWIND_SUPPORT): Define.
13110 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
13111 * config/i386/linux-unwind.h, config/i386/linux.h,
13112 config/i386/linux64.h: Likewise.
13113 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
13114 MD_HANDLE_UNWABI too.
13115 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
13116 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
13117 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
13118 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
13119 * config/sparc/linux-unwind.h, config/sparc/linux.h,
13120 config/sparc/linux64.h: Likewise.
13121 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
13122 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
13123 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
13124 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
13125 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
13127 2004-09-07 Jan Hubicka <jh@suse.cz>
13129 * cse.c (fold_rtx): Avoid building of
13130 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
13132 * tree-ssa-pre.c (grand_bitmap_obstack): New.
13133 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
13134 (init_pre): Initialize obstack.
13135 (fini_pre): Free obstack.
13137 2004-09-07 David Daney <ddaney@avtrex.com>
13139 * config.gcc: Added support for --with-divide=[breaks|traps] for
13141 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
13142 (TARGET_DIVIDE_TRAPS): New macro.
13143 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
13144 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
13145 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
13146 GENERATE_DIVIDE_TRAPS.
13147 (mips_output_division): Emit conditional trap if
13148 GENERATE_DIVIDE_TRAPS is set.
13149 * doc/install.texi: Document --with-divide.
13150 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
13152 2004-09-07 Caroline Tice <ctice@apple.com>
13154 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
13155 EDGE_CROSSING, to flags test case.
13157 2004-09-07 Jan Hubicka <jh@suse.cz>
13159 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
13162 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13164 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
13165 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
13166 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
13167 or gcc_unreachable.
13168 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
13169 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
13170 alloc_aux_for_edges, free_aux_for_edges): Likewise.
13171 * cfgcleanup.c (try_forward_edges,
13172 merge_blocks_move_predecessor_nojumps,
13173 merge_blocks_move_successor_nojumps): Likewise.
13174 * cfgexpand.c (expand_gimple_cond_expr,
13175 expand_gimple_tailcall): Likewise.
13176 * cfghooks.c (duplicate_block): Likewise.
13177 * cfglayout.c (record_effective_endpoints,
13178 insn_locators_initialize, change_scope, fixup_reorder_chain,
13179 verify_insn_chain, fixup_fallthru_exit_predecessor,
13180 duplicate_insn_chain, cfg_layout_finalize): Likewise.
13181 * cfgloopanal.c (check_irred): Likewise.
13182 * cfgloop.c (superloop_at_depth, flow_loops_free,
13183 flow_loop_entry_edges_find, flow_loops_find,
13184 flow_loop_outside_edge_p, get_loop_body,
13185 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
13186 get_loop_exit_edges, num_loop_branches, cancel_loop,
13187 verify_loop_structure): Likewise.
13188 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
13189 duplicate_loop_to_header_edge, create_preheader,
13190 create_loop_notes): Likewise.
13191 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
13192 edirect_branch_edge, force_nonfallthru_and_redirect,
13193 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
13194 commit_edge_insertions, commit_edge_insertions_watch_calls,
13195 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
13196 cfg_layout_redirect_edge_and_branch_force,
13197 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
13198 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
13199 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
13200 cgraph_varpool_node): Likewise.
13201 * cgraphunit.c (cgraph_finalize_function,
13202 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
13203 cgraph_expand_function, cgraph_remove_unreachable_nodes,
13204 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
13205 cgraph_mark_inline, cgraph_expand_all_functions,
13206 cgraph_build_static_cdtor): Likewise.
13207 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
13208 simplify_logical, distribute_notes, insn_cuid): Likewise.
13209 * conflict.c (conflict_graph_add, print_conflict): Likewise.
13210 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
13211 coverage_checksum_string): Likewise.
13212 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
13213 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
13214 cse_cc_succs, cse_condition_code_reg): Likewise.
13215 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
13216 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
13217 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
13218 cselib_record_set): Likewise.
13220 2004-09-07 Jan Hubicka <jh@suse.cz>
13222 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
13224 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13226 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
13228 (fold_builtin_strpbrk): Likewise.
13229 * expr.c (array_ref_low_bound): Likewise.
13230 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
13231 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
13232 * tree-sra.c (generate_element_zero): Likewise.
13233 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
13234 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
13235 add_old_iv_candidates, add_iv_candidates): Likewise.
13236 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
13238 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13240 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
13241 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
13242 c_expand_expr, boolean_increment, nonnull_check_p,
13243 check_function_arguments_recurse, fold_offsetof_1): Likewise.
13244 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
13245 builtin_define_type_max): Likewise.
13246 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
13247 implicit_decl_warning, builtin_function, build_compound_literal,
13248 complete_array_type, grokdeclarator, get_parm_info,
13249 start_function, store_parm_decls_oldstyle,
13250 c_write_global_declarations): Likewise.
13251 * c-format.c (get_constant, decode_format_attr,
13252 maybe_read_dollar_number, get_flag_spec, check_format_arg,
13253 check_format_types, format_type_warning,
13254 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
13255 init_dynamic_diag_info, handle_format_attribute): Likewise.
13256 * c-gimplify.c (push_context, pop_context, finish_bc_block):
13257 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
13258 * c-objc-common.c (c_tree_printer): Likewise.
13259 * c-pch.c (pch_init): Likewise.
13260 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
13261 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
13262 * c-typeck.c (c_incomplete_type_error, composite_type,
13263 common_pointer_type, common_type, same_translation_unit_p,
13264 tagged_types_tu_compatible_p, finish_init, pop_init_level,
13265 set_designator, set_nonincremental_init_from_string,
13266 process_init_element, c_finish_if_stmt): Likewise.
13267 * caller-save.c (init_caller_save, save_call_clobbered_regs,
13268 insert_restore, insert_save, insert_one_insn): Likewise.
13269 * calls.c (emit_call_1, compute_argument_block_size,
13270 precompute_arguments, expand_call, emit_library_call_value_1,
13271 store_one_arg): Likewise.
13273 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
13275 * configure.ac (enable-checking): Add release option. Reorganize
13276 to avoid repetition.
13277 * configure: Rebuilt.
13278 * doc/install.texi (enable-checking): Amend documentation.
13280 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
13283 * Makefile.in (specs.ready): Depend on cc1$(exeext).
13285 2004-09-06 James E Wilson <wilson@specifixinc.com>
13287 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
13288 movdf_hardfloat_32bit): Split fG into two alternatives.
13289 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
13291 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
13293 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
13295 * final.c (output_in_slot): Delete.
13296 (final_scan_insn): Revert 2004-09-03 change.
13297 (output_asm_insn): Likewise.
13298 * config/sparc/sparc.c (output_return): Likewise.
13299 (output_sibcall): Likewise.
13301 2004-09-06 Jan Hubicka <jh@suse.cz>
13303 * loop.c (loop_dump_aux): Do not print RTL when not available.
13304 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
13305 frontend specific type nodes.
13306 (produce_memory_decl_rtl): Break out from ...
13307 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
13308 (get_computation_at): Avoid random tree sharing.
13309 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
13311 2004-09-06 Zack Weinberg <zack@codesourcery.com>
13313 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
13314 unnecessary commands.
13316 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
13318 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
13319 (bitmap.o): Likewise.
13321 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
13323 Unify the management of RTL and tree-level dump files.
13325 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
13326 Don't print function name to the dump file, the pass manager
13327 would do this for us. Add code from the top of
13328 rest_of_compilation, up to the initial RTL dump.
13329 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
13330 close the DFI_sibling dump file.
13331 (rest_of_compilation): Don't do that here. Remove code up to the
13333 (init_optimization_passes): Remove.
13334 (pass_rest_of_compilation): Change pass name to NULL.
13335 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
13336 Do not call init_optimization_passes.
13337 * toplev.h (init_optimization_passes): Remove.
13339 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13340 finish_graph_dump_file): Remove SUFFIX parameter.
13341 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
13342 finish_graph_dump_file): Likewise.
13344 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
13345 * cfgexpand.c (pass_expand): Adjust.
13346 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
13347 * passes.c (pass_rest_of_compilation): Adjust.
13348 * predict.c (pass_profile): Adjust.
13349 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
13350 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
13351 pass_split_crit_edges, pass_warn_function_return): Adjust.
13352 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
13353 * tree-dfa.c (pass_referenced_vars): Adjust.
13354 * tree-eh.c (pass_lower_eh): Adjust.
13355 * tree-if-conv.c (pass_build_ssa): Adjust.
13356 * tree-into-ssa.c (pass_build_ssa): Adjust.
13357 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
13358 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
13359 * tree-nrv.c (pass_nrv): Adjust.
13360 * tree-optimize.c (pass_gimple, pass_all_optimizations,
13361 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
13362 pass_init_datastructures): Adjust.
13363 * tree-outof-ssa.c (pass_del_ssa): Adjust.
13364 * tree-profile.c (pass_tree_profile): Adjust.
13365 * tree-sra.c (pass_sra): Adjust.
13366 * tree-ssa-alias.c (pass_may_alias): Adjust.
13367 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
13368 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
13369 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
13370 * tree-ssa-dom.c (pass_dominator): Adjust.
13371 * tree-ssa-dse.c (pass_dse): Adjust.
13372 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
13373 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
13374 * tree-ssa-loop-ch.c (pass_ch): Adjust.
13375 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
13376 pass_loop_done, pass_complete_unroll, pass_iv_canon,
13377 pass_iv_optimize, pass_vectorize): Adjust.
13378 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
13379 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
13380 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
13381 pass_late_warn_uninnitialized): Adjust.
13382 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
13384 * Makefile.in (tree-dump.o): Add new dependencies.
13385 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
13386 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
13388 * toplev.c (dump_file_name): New.
13389 * tree-dump.c (dump_enable_all): Add LETTER parameter.
13390 (struct dump_file_info): Add NUM and LETTER fields.
13391 (dump_files): Adjust and add RTL dump files.
13392 (dump_register): Add NUM and LETTER fields.
13393 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
13394 (dump_begin): Use get_dump_file_name.
13395 (dump_switch_p_1): Adjust call to dump_enable_all.
13396 * tree-dump.h (dump_register): Adjust prototype.
13397 * tree-optimize.c (register_one_dump_file): Take dump file index.
13398 Support flags for RTL dumps.
13399 (register_dump_files): Fill in NUM field of struct dump_file_info.
13400 Track properties both when the gate is executed and when it is not.
13401 (execute_todo): Dump RTL. Add PROPERTIES parameter.
13402 (execute_one_pass): Pass properties to execute_todo. Handle VCG
13404 * tree-pass.h (dump_file_name): New.
13405 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
13408 * Makefile.in (passes.o): Add new dependencies.
13409 * passes.c (struct dump_file_info, enum dump_file_index,
13410 dump_file_tbl, init_optimization_passes): Remove.
13411 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
13412 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
13414 (finish_optimization_passes): Update finish_graph_dump_file loop.
13415 (enable_rtl_dump_file): Remove.
13416 * tree-dump.c (dump_files): Adjust and add RTL dump files.
13417 (enable_rtl_dump_file): Add here.
13418 * tree.h (enum tree_dump_index): Add RTL dump file indices.
13419 * doc/invoke.texi (Debugging options): Document new RTL debugging
13422 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
13424 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
13425 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
13426 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
13427 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
13428 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
13429 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
13430 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
13431 vec.h: Fix comment formatting.
13433 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
13435 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
13436 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
13437 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
13438 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
13439 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
13440 tree-ssa-loop-niter.c, tree-ssa-operands.c,
13441 tree-ssa-operands.h, tree-ssa-propagate.c,
13442 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
13443 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
13445 2004-09-05 Diego Novillo <dnovillo@redhat.com>
13447 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
13448 vectorizer is enabled.
13450 2004-09-05 Andreas Jaeger <aj@suse.de>
13452 * tree-if-conv.c: Spell check comments and clean up whitespace.
13454 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13456 * tree-ssa-loop-ivopts.c: New file.
13457 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
13458 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
13459 target_pres_cost, target_spill_cost): Declare.
13460 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
13461 spill_cost): Renamed to ...
13462 (target_avail_regs, target_res_regs, target_small_cost,
13463 target_pres_cost, target_spill_cost): ... and exported.
13464 (init_set_costs, global_cost_for_size): Work with renamed variables.
13465 * common.opt (flag_ivopts): New flag.
13466 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
13468 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
13469 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
13470 generating SSA form.
13471 (force_gimple_operand): New function.
13472 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
13473 * tree-cfg.c (stmt_bsi): New function.
13474 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
13475 PARAM_IV_MAX_CONSIDERED_USES): New.
13476 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
13477 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
13478 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
13479 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
13480 * tree-nested.c (build_addr): Export.
13481 * tree-optimize.c (init_tree_optimization_passes): Add
13483 * tree-pass.h (pass_iv_optimize): Declare.
13484 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
13486 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
13487 as a phi node argument.
13488 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
13489 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
13491 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
13492 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
13493 pass_iv_optimize): New pass.
13494 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
13495 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
13496 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
13497 * tree.h (REF_ORIGINAL): New macro.
13498 (build_int_cst_type, unsigned_type_for, zero_p,
13499 cst_and_fits_in_hwi, build_addr): Declare.
13500 * doc/invoke.texi (-fivopts): Document.
13501 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
13502 PARAM_IV_MAX_CONSIDERED_USES): Document.
13503 * doc/passes.texi: Document induction variable optimizations pass.
13505 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13507 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
13508 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
13509 * c-common.c (c_common_attribute_table): Accept parameters to
13510 sentinel attribute.
13511 (check_function_sentinel, handle_sentinel_attribute): Likewise.
13512 * doc/extend.texi: Update accordingly.
13514 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13516 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
13518 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
13520 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
13522 (c_common_attribute_table): Add `sentinel' attribute.
13523 (check_function_arguments): Handle `sentinel' attribute.
13524 * doc/extend.texi: Document `sentinel' attribute.
13526 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
13528 * configure: Regenerated.
13530 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13532 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
13534 * tree.c (save_expr): No longer TREE_READONLY.
13536 2004-09-04 Jan Hubicka <jh@suse.cz>
13538 * passes.c (rest_of_clean_state): Fix merge conflict made during
13539 commiting the patch.
13541 2004-09-04 Jan Hubicka <jh@suse.cz>
13543 * passes.c (rest_of_clean_state): Decompose the instruction stream.
13545 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
13547 * doc/md.texi (shift patterns): New anchor. Add reference to
13548 TARGET_SHIFT_TRUNCATION_MASK.
13549 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
13550 * target.h (shift_truncation_mask): New target hook.
13551 * targhook.h (default_shift_truncation_mask): Declare.
13552 * targhook.c (default_shift_truncation_mask): Define.
13553 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
13554 (TARGET_INITIALIZER): Include it.
13555 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
13556 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
13557 reject all out-of-range values. Fix sign-extension code for modes
13558 whose width is smaller than HOST_BITS_PER_WIDE_INT.
13559 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
13560 (expand_superword_shift, expand_subword_shift): Likewise.
13561 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
13562 (expand_binop): Use them to implement double-word shifts.
13563 * config/arm/arm.c (arm_shift_truncation_mask): New function.
13564 (TARGET_SHIFT_TRUNCATION_MASK): Define.
13566 2004-09-04 Jan Hubicka <jh@suse.cz>
13568 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
13569 (mix): New macro copied from hashtab.c
13570 (iterative_hash_hashval_t, iterative_hash_pointer,
13571 iterative_hash_host_wide_int): New functions based on hashtab.c
13574 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
13576 * config/mips/mips.md (mask): New mode attribute.
13577 (zero_extendsidi2): Add memory alternative.
13578 (*zero_extendsidi2_mem): Delete.
13579 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
13580 memory_operand in the TARGET_MIPS16 check.
13581 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
13582 Redefine using :GPR and :SHORT.
13583 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
13585 2004-09-04 Uros Bizjak <uros@kss-loka.si>
13587 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
13589 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
13590 expand_builtin_mathfn.
13591 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
13592 btrunc?f patterns for btrunc_optab. Implement rint_optab using
13594 * optabs.c (init_optabs): Initialize rint_optab.
13595 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
13597 (btrunc_optab): Rename macro from trunc_optab.
13598 (rint_optab): Define corresponding macro.
13600 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
13601 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
13603 * config/i386/i386-protos.h (emit_i387_cw_initialization):
13604 Change prototype. Add new int parameter.
13605 * config/i386/i386.c (emit_i387_cw_initialization):
13606 Handle new rounding modes.
13608 * config/i386/i386.h (enum fp_cw_mode): Delete.
13609 (MODE_NEEDED): Handle new rounding modes.
13610 (EMIT_MODE_SET): Change condition to handle new rounding modes.
13612 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
13613 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
13614 represent different rounding modes of frndint insn.
13615 (type): Add frndint type.
13616 (i387, length, memory): Handle this type.
13617 (i387_cw): New attribute definition.
13618 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
13619 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
13620 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
13621 Add "i387_cw" attribute defined to "trunc".
13622 (x86_fnstcw_1): Remove comment.
13623 (*frndintxf2): Rename insn definition to frndintxf2. Move
13624 insn definition near rint?f2 expanders.
13625 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
13626 rintf and rintl built-ins as inline x87 intrinsics.
13627 (frndintxf2_floor): New pattern to implement floor rounding
13628 mode with frndint x87 instruction.
13629 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
13630 floorf and floorl built-ins as inline x87 intrinsics.
13631 (frndintxf2_ceil): New pattern to implement ceil rounding
13632 mode with frndint x87 instruction.
13633 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
13634 ceilf and ceill built-ins as inline x87 intrinsics.
13635 (frndintxf2_trunc): New pattern to implement trunc rounding
13636 mode with frndint x87 instruction.
13637 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
13638 truncf and truncl built-ins as inline x87 intrinsics.
13639 (frndintxf2_mask_pm): New pattern to implement rounding
13640 mode with exceptions with frndint x87 instruction.
13641 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
13642 implement nearbyint, nearbyintf and nearbyintl built-ins as
13643 inline x87 intrinsics.
13645 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
13647 * config/mips/mips.md (SHORT): New mode macro.
13648 (size): New mode attribute.
13649 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
13650 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
13651 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
13653 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
13654 *extend[qh]isi2_hw patterns and extending them to di.
13655 (extendqihi2): Implement as define_insn_and_split that produces
13656 extendqisi2 after reload.
13658 2004-09-03 Devang Patel <dpatel@apple.com>
13660 * Makefile.in (OBJS-common): Add tree-if-conv.o
13661 (tree-if-conv.o): New rule.
13662 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
13663 (get_loop_body_in_bfs_order): New.
13664 * cfgloop.h (get_loop_body_in_bfs_order): New.
13665 * tree-flow.h (enum move_pos): Move here from ..
13666 * tree-ssa-loop-im.c (enum move_pos): here.
13667 (movement_possibility): Make externally visible.
13668 * tree-optimize.c (init_tree_optimization_passes): New entry for
13669 if conversion pass.
13670 * tree-pass.h (pass_if_conversion): New.
13671 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
13672 * tree-if-conv.c: New file.
13673 * doc/passes.texi: Document tree if-conversion pass.
13674 * doc/tree-ssa.texi: Same.
13676 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
13679 Makefile.in (LIB2ADDEHSTATIC): New.
13680 (LIB2ADDEHSHARED): New.
13682 (LIBUNWINDDEP): New.
13683 (SHLIBUNWIND_LINK): New.
13684 (SHLIBUNWIND_INSTALL): New.
13685 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
13686 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
13687 (clean): Remove libunwind*
13688 (stage1-start): Remove and copy stage1/libunwind*.
13689 (stage2-start): Remove and copy stage2/libunwind*.
13690 (stage3-start): Remove and copy stage3/libunwind*.
13691 (stage4-start): Remove and copy stage4/libunwind*.
13692 (stageprofile-start): Remove and copy stageprofile/libunwind*.
13693 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
13695 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
13696 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
13697 tmake_file if --with-system-libunwind isn't used.
13699 * config/ia64/t-glibc-libunwind: New file.
13700 * config/t-libunwind-elf: Likewise.
13701 * unwind-compat.c: Likewise.
13702 * unwind-compat.h: Likewise.
13703 * unwind-dw2-fde-compat.c: Likewise.
13705 * config/ia64/t-glibc (LIB2ADDEH): Updated.
13706 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
13708 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
13710 * unwind-dw2-fde-glibc.c: Likewise.
13711 * unwind-dw2.c: Likewise.
13713 * config/t-libunwind (LIB2ADDEH): Updated.
13714 (LIB2ADDEHSTATIC): New.
13715 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
13716 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
13718 * configure.ac: Change --enable-libunwind-exceptions to
13719 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
13720 * configure: Regenerated.
13721 * config.in: Updated.
13723 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
13724 above and mention --with-system-libunwind.
13725 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
13726 removed in gcc 3.4.3 and later.
13728 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
13729 USE_LIBUNWIND_EXCEPTIONS is defined.
13731 * mklibgcc.in: Support libunwind.
13733 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
13735 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
13738 2004-09-03 Richard Henderson <rth@redhat.com>
13741 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
13742 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
13743 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
13744 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
13745 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
13746 resize_stack_vars_conflict, add_stack_var_conflict,
13747 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
13748 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
13749 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
13750 expand_one_static_var, expand_one_hard_reg_var,
13751 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
13752 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
13753 (expand_used_vars): Rewrite.
13754 * Makefile.in (cfgexpand.o): Update dependencies.
13756 2004-09-04 Jan Hubicka <jh@suse.cz>
13758 * cfg.c (free_edge): Use ggc_free.
13759 (expunge_block): Use ggc_free.
13760 * passes.c (rest_of_clean_state): Free after compilation.
13761 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
13762 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
13764 2004-09-03 James E Wilson <wilson@specifixinc.com>
13766 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
13767 DECL_EXTERNAL check.
13769 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13771 * final.c (output_in_slot): New global variable.
13772 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
13773 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
13774 'output_in_slot' before invoking output_asm_insn.
13775 (output_asm_insn): Add a space after the tab if 'output_in_slot'
13777 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
13779 (output_sibcall): Likewise.
13781 2004-09-03 Jan Hubicka <jh@suse.cz>
13783 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
13784 * tree-ssanames (init_ssanames): Likewise.
13786 2004-09-03 Ziemowit Laski <zlaski@apple.com>
13788 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
13789 objc_declare_protocols, objc_start_protocol,
13790 objc_start_class_interface, objc_start_category_interface,
13791 objc_continue_interface, objc_finish_interface,
13792 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
13793 objc_start_class_implementation, objc_start_category_implementation,
13794 objc_continue_implementation, objc_finish_implementation,
13795 objc_add_method_declaration, objc_start_method_definition,
13796 objc_finish_method_definition, objc_build_keyword_decl,
13797 objc_build_method_signature, objc_build_encode_expr,
13798 objc_build_protocol_expr, objc_build_selector_expr,
13799 objc_build_message_expr, objc_build_string_object,
13800 objc_get_class_reference, objc_get_protocol_qualified_type,
13801 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
13803 2004-09-03 James E Wilson <wilson@specifixinc.com>
13805 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
13807 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
13808 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
13809 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
13810 (mips_recip1_<fmt>): Use frdiv1 type.
13811 (mips_recip2_<fmt>): Use frdiv2 type.
13812 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
13813 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
13815 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
13817 2004-09-03 Daniel Jacobowitz <dan@debian.org>
13819 * reload.c (find_reloads): Swap operand_loc pointers for
13820 find_dummy_reload if we have swapped two operands.
13822 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
13824 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
13825 to get the tablejump-insn before the jump-table label.
13827 2004-09-03 Ziemowit Laski <zlaski@apple.com>
13829 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
13830 objc_declare_protocols, objc_build_message_expr,
13831 objc_finish_message_expr, objc_build_selector_expr,
13832 objc_build_protocol_expr, objc_build_encode_expr,
13833 objc_build_string_object, objc_get_protocol_qualified_type,
13834 objc_get_class_reference, objc_get_class_ivars,
13835 objc_start_class_interface, objc_start_category_interface,
13836 objc_start_protocol, objc_continue_interface, objc_finish_interface,
13837 objc_start_class_implementation, objc_start_category_implementation,
13838 objc_continue_implementation, objc_finish_implementation,
13839 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
13840 objc_add_method_declaration, objc_start_method_definition,
13841 objc_finish_method_definition, objc_add_instance_variable,
13842 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
13843 objc_finish_try_stmt, objc_begin_catch_clause,
13844 objc_finish_catch_clause, objc_build_finally_clause,
13845 objc_build_synchronized, objc_static_init_needed_p,
13846 objc_generate_static_init_call): New prototypes.
13848 2004-09-03 Steve Ellcey <sje@cup.hp.com>
13850 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
13852 (ia64_function_value): Ditto.
13854 2004-09-03 Jan Beulich <jbeulich@novell.com>
13856 * config.gcc: Resurrect NetWare as a target. Handle special case of
13857 Novell linker to be used (specified through --with-ld=) and threading
13858 model of either Posix (default) or NKS.
13859 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
13860 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
13861 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
13862 * config/i386/netware.c, config/i386/netware.h: New.
13863 * config/i386/nwld.c, config/i386/nwld.h: New.
13864 * config/i386/netware-crt0.c: New.
13865 * config/i386/netware-libgcc.c: New.
13866 * config/i386/netware-libgcc.def: New.
13867 * config/i386/netware-libgcc.exp: New.
13868 * config/i386/t-netware, config/i386/t-nwld: New.
13870 * doc/install.texi: Document NKS threading model.
13872 2004-09-03 Jan Beulich <jbeulich@novell.com>
13875 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
13876 * tree.h (initial_max_fld_align): Declare
13877 * stor-layout.c (initial_max_fld_align): Define and initialize.
13878 (maximum_field_alignment): Initialize to the same value.
13879 * common.opt: Add -fpack-struct= variant of switch.
13880 * opts.c: Handle -fpack-struct= variant of switch.
13881 * c-pragma.c: Change #pragma pack() handling so that it becomes
13882 compatible to other compilers: accept individual 'push' argument,
13883 make final pop restore (command line) default, correct interaction
13884 of push/pop and sole specification of a new alignment (so that the
13885 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
13886 to #pragma pack(push, <n>).
13887 * doc/extend.texi: New node "Structure-Packing Pragmas" under
13888 "Pragmas", describing #pragma pack.
13889 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
13890 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
13891 Document new TARGET_DEFAULT_PACK_STRUCT.
13893 2004-09-03 Devang Patel <dpatel@apple.com>
13895 * dwarf2out.c (gen_field_die). Equate decl number to die.
13897 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
13900 * global.c (modify_reg_pav): New function.
13901 (make_accurate_live_analysis): Call the new function. Move pavin
13902 modification by earlyclobber set into the new function.
13904 2004-09-03 Andreas Schwab <schwab@suse.de>
13906 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
13907 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
13910 2004-09-02 Jan Beulich <jbeulich@novell.com>
13912 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
13913 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
13914 not unwind code specific ones.
13915 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
13916 Remove unwind code specific dependencies.
13917 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
13918 Remove gbl-ctors.h.
13919 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
13920 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
13921 * tsystem.h: Declare memcpy and memset when inhibit_libc.
13923 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
13925 * combine.c (try_combine): Delay modifying of insns which cannot
13928 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
13930 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
13932 * gcc/tree-ssa-loop.c: Ditto
13933 * gcc/tree-ssa-loop-ivcanon.c: Ditto
13934 * gcc/doc/invoke.texi: Ditto.
13936 2004-09-02 Ziemowit Laski <zlaski@apple.com>
13938 * c-decl.c (store_parm_decls_newstyle): Make static.
13939 (store_parm_decls_from): New function.
13940 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
13941 (store_parm_decls_from): New prototype.
13943 2004-09-02 David Edelsohn <edelsohn@gnu.org>
13945 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
13946 HImode with STRICT_ALIGNMENT.
13948 2004-09-02 Mark Mitchell <mark@codesourcery.com>
13950 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
13951 (TARGET_OS_CPP_BUILTINS): Likewise.
13952 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
13953 TARGET_BPABI_CPP_BUILTINS.
13955 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
13957 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
13959 2004-09-02 Eric Christopher <echristo@redhat.com>
13961 * builtins.c (expand_builtin_cabs): Delete.
13962 (expand_builtin): If unable to fold the values do a normal
13963 library call for builtin_cab*.
13964 (fold_builtin_cabs): Depend on optimize and optimize_size.
13965 * optabs.c (expand_cmplxdiv_straight): Delete.
13966 (expand_cmplxdiv_wide): Ditto.
13967 (expand_vector_binop): Ditto.
13968 (expand_vector_unop): Ditto.
13969 (expand_complex_abs): Delete.
13970 (expand_binop): Remove calls to above functions.
13971 Remove open coding of complex arithmetic.
13972 (expand_unop): Ditto.
13973 * optabs.h: Remove prototypes.
13975 2004-09-02 Ziemowit Laski <zlaski@apple.com>
13977 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
13978 * c-tree.h (store_parm_decls_newstyle): New prototype.
13980 2004-09-02 Geoffrey Keating <geoffk@apple.com>
13982 * config/rs6000/rs6000.c (expand_block_clear): Use vector
13983 instructions if available.
13984 (expand_block_move): Likewise.
13986 2004-09-03 Jan Hubicka <jh@suse.cz>
13988 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
13990 2004-09-02 Mark Mitchell <mark@codesourcery.com>
13992 * config/arm/symbian.h (LIB_SPEC): Define to empty.
13993 * config/arm/t-symbian (SHLIB_LC): Likewise.
13995 2004-09-02 Paul Brook <paul@codesourcery.com>
13997 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
13999 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14001 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
14002 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
14003 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
14004 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
14005 (mips_issue_rate): Remove unreachable abort.
14006 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14007 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
14008 (mips_block_move_straight, print_operand_address, mips_file_start)
14009 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
14010 (mips_output_conditional_branch, mips_expand_builtin_direct)
14011 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
14012 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
14015 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14017 * config/mips/mips.md (*lea_high64): Change split condition to
14018 flow2_completed. Add a peephole2 to generate a more parallel version.
14020 2004-09-02 Jan Hubicka <jh@suse.cz>
14022 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
14025 * ggc-page.c: include tree-flow.h.
14026 (extra_order_size_table): Add stmt_ann_d.
14027 (STAT_LABEL): Rename from ....
14028 (LABEL): ... this one.
14029 * Makefile.in (ggc-page.o): Add dependency.
14031 * ggc-common.c (ggc_force_collect): New global variable.
14032 (loc_description): Add fields "freed", "collected"
14033 (ptr_hash): New static hash
14034 (ptr_hash_entry): New structure.
14035 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
14036 (ggc_record_overhead): Take ptr argument, record it
14037 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
14038 (cmp_statistics): Imrove sorting.
14039 (dump_ggc_loc_statistics): Output newly collected statistics
14040 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
14041 (ggc_free): Call ggc_free_overhead.
14042 (ggc_collect): Force collection when asked to be forced.
14043 (ggc_collect): Call ggc_prune_overhead_list.
14044 * ggc.h (ggc_force_collect): Declare
14045 (ggc_record_overhead): Update prototype.
14046 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
14048 2004-09-02 James E Wilson <wilson@specifixinc.com>
14050 * common.opt (ftrapping-math): Default to on.
14052 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
14054 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
14056 2004-09-02 Denis Chertykov <denisc@overta.ru>
14059 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
14061 (*movmemqi_insn): Likewise.
14062 (*movmemhi): Likewise.
14063 (clrmemhi): Likewise.
14064 (*clrmemqi): Likewise.
14065 (*clrmemhi): Likewise.
14067 2004-09-02 Paul Brook <paul@codesourcery.com>
14069 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
14070 default_use_cxa_atexit=yes.
14072 2004-09-02 Alan Modra <amodra@bigpond.net.au>
14074 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
14075 (struct kernel_old_ucontext): Delete.
14076 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
14077 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
14080 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14082 * toplev.c (process_options): Fix typo.
14084 2004-09-01 Richard Henderson <rth@redhat.com>
14086 PR middle-end/17258
14087 * calls.c (initialize_argument_information): Tighten pass-through
14088 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
14089 Use build_fold_addr_expr.
14090 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
14091 that assumes ADDR_EXPR allocates stack space.
14092 * fold-const.c (build_fold_addr_expr_with_type): Look through
14095 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
14097 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
14098 * ggc.h (ggc_alloc_rtx): Delete.
14100 2004-09-01 Roger Sayle <roger@eyesopen.com>
14102 * expmed.c (enum alg_code): Remove long unused enumeration values.
14103 (struct mult_cost): New structure to hold the "score" of a synthetic
14104 multiply sequence, including both a rtx_cost and a latency field.
14105 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
14106 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
14107 (struct algorithm): Change type of cost field to be mult_cost.
14108 (synth_mult): Change type of cost_limit argument to be a
14109 pointer to a mult_cost. Update all cost comparisons to use the
14110 new mult_cost infrastructure. For alg_add_factor and
14111 alg_sub_factor operations, latency is lower than the rtx_cost.
14112 (choose_mult_variant): Update calls to synth_mult. Perform
14113 cost comparisons using the new mult_cost infrastructure.
14114 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
14115 to optain the total rtx_cost of a synth_mult "algorithm".
14117 2004-09-01 David Edelsohn <edelsohn@gnu.org>
14119 * config/rs6000/power4.md: Increase store latency to 12.
14120 * config/rs6000/power5.md: Same.
14122 2004-09-01 James E Wilson <wilson@specifixinc.com>
14125 * config/avr/avr.c (avr_unique_section): Delete prototype and
14127 (TARGET_ASM_UNIQUE_SECTION): Delete.
14129 2004-09-01 Ziemowit Laski <zlaski@apple.com>
14131 * c-parse.in (primary): Call objc_build_message_expr(),
14132 objc_build_selector_expr(), objc_build_protocol_expr(),
14133 objc_build_encode_expr() and objc_build_string_object() instead of
14134 build_message_expr(), build_selector_expr(), build_protocol_expr(),
14135 build_encode_expr() and build_objc_string_object(), respectively.
14136 (component_decl_list2): Call objc_get_class_ivars() instead of
14137 get_class_ivars_from_name().
14138 (keyworddecl): Call objc_build_keyword_decl() instead of
14139 build_keyword_decl().
14140 (receiver): Call objc_get_class_reference() instead of
14141 get_class_reference().
14142 (reswords): Add blank line before @@ifobjc section, for clarity.
14144 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
14146 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
14149 2004-09-01 Wu Yongwei <adah@sh163.net>
14150 Danny Smith <dannysmith@users.sourceforge.net>
14152 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
14153 not Windows 'DWORD'.
14154 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
14155 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
14156 (__gthr_win32_recursive_mutex_init_function): Add prototype for
14157 __GTHREAD_HIDE_WIN32API case..
14158 (__gthr_win32_recursive_mutex_lock): Likewise.
14159 (__gthr_win32_recursive_mutex_trylock): Likewise.
14160 (__gthr_win32_recursive_mutex_unlock): Likewise.
14161 (__gthread_recursive_mutex_init_function); Add definition for
14162 __GTHREAD_HIDE_WIN32API case.
14163 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
14164 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
14165 call to InterlockedDecrement.
14167 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14169 * tree-tailcall.c (find_tail_calls): Also fail is statement has
14172 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
14174 * doc/c-tree.texi: Document new operands for ARRAY_REF and
14177 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14179 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
14180 * common.opt (fspeculative-prefetching): New.
14181 * flags.h (flag_speculative_prefetching_set): Declare.
14182 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
14184 * opts.c (flag_sepculative_prefetching_set): New variable.
14185 (common_handle_option): Handle -fspeculative-prefetching.
14186 * passes.c (rest_of_compilation): Ditto.
14187 * profile.c (instrument_values, compute_value_histograms, branch_prob):
14188 Use vectors instead of arrays.
14189 * toplev.c (process_options): Handle -fspeculative-prefetching.
14190 * rtl-profile.c: Include ggc.h.
14191 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
14192 rtl_gen_one_value_profiler_no_edge_manipulation,
14193 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
14195 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
14196 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
14198 * value-prof.c: Include ggc.h.
14199 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
14201 (insn_prefetch_values_to_profile, find_mem_reference_1,
14202 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
14203 speculative_prefetching_transform): New.
14204 (value_profile_transformations): Call speculative_prefetching_transform.
14205 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
14206 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
14207 tree_find_values_to_profile, find_values to profile): Use vectors
14209 (free_profiled_values): Removed.
14210 * value-prof.h (struct histogram_value): Renamed to
14211 struct histogram_value_t.
14212 (histogram_value, histogram_values): New types.
14213 (find_values_to_profile): Declaration changed.
14214 (free_profiled_values): Removed.
14215 (struct profile_hooks): Type of argument of the hooks changed to
14217 * doc/invoke.texi (-fspeculative-prefetching): Document.
14219 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14221 PR rtl-optimization/16408
14222 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
14224 2004-09-01 Richard Henderson <rth@redhat.com>
14226 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
14227 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
14229 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14231 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
14233 2004-09-01 Mike Stump <mrs@apple.com>
14235 * config/darwin.c (machopic_symbol_defined_p): In addition to
14236 being SYMBOL_REF_LOCAL_P, a symbol must also be
14237 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
14238 defined in this output file, or translation unit in the case
14239 of IMA not being used.
14240 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
14241 never need .indirect_symbol when indirecting.
14243 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14245 * Makefile.in (bb-reorder.o): Add several dependencies.
14247 2004-09-01 Jakub Jelinek <jakub@redhat.com>
14249 * fold-const.c (operand_equal_p): Require equal sign also for
14250 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
14252 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14254 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
14255 for use in configargs.h. Put the cname in a separate variable. Use
14256 that to set target_cpu_default2.
14258 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
14259 Nick Clifton <nickc@redhat.com>
14261 * config/sh/sh.md ("length"): Increase branch length when
14262 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
14263 constant, 2 byte for aligning the constant.
14265 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14267 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
14269 (arm7tdmi-s): New CPU name.
14270 * arm/arm.c (ARM_CORE): Update for new format.
14271 * arm/arm.h (ARM_CORE): Likewise.
14272 * arm/gentune.sh: Update for extra field.
14273 * config.gcc: Likewise.
14274 * arm/arm-tune.md: Regenerate.
14275 * doc/invoke.texi: Document the real processor names for ARM cpus.
14277 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
14279 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
14280 (floatdidf): New functions.
14281 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
14282 (floatdisf): New functions.
14283 * t-arm-elf: Use them.
14285 2004-09-01 Ziemowit Laski <zlaski@apple.com>
14287 * c-common.h (lookup_interface): Remove prototype.
14288 (is_class_name): Rename to objc_is_class_name.
14289 (lookup_objc_ivar): Rename to objc_lookup_ivar.
14290 (get_current_scope): Rename to objc_get_current_scope.
14291 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
14292 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
14293 (yylexname): Call objc_is_class_name() instead of is_class_name().
14294 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
14295 instead of lookup_objc_ivar().
14296 * stub-objc.c (lookup_interface): Remove stub.
14297 (is_class_name): Rename to objc_is_class_name.
14298 (lookup_objc_ivar): Rename to objc_lookup_ivar.
14300 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14302 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
14303 * config/arm/lib1funcs.asm: Do not include supplemental .S files
14304 when compiling for Symbian.
14305 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
14306 (TARGET_OS_CPP_BUILTINS): Likewise.
14307 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
14309 2004-08-31 Stan Shebs <shebs@apple.com>
14311 * toplev.c (process_options): Ensure debug_hooks is initialized.
14313 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14315 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
14316 * target.h (cxx): Add export_class_data.
14317 * config/arm/arm.c (arm_cxx_export_class_data): New function.
14318 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
14319 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
14321 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
14323 * config/sh/sh.c (output_branch): Check the insn length possibly
14324 in the delayed slot.
14326 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14328 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
14330 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
14332 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
14333 (c_sizeof_of_alignof_type): Likewise.
14334 * expr.c (array_ref_element_size): Likewise.
14335 (highest_pow2_factor_for_target): Likewise.
14336 * gimplify.c (canonicalize_addr_expr): Likewise.
14337 (gimplify_compound_lval): Likewise.
14338 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
14339 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14340 * varasm.c (assemble_variable): Likewise.
14341 (output_constant_def_contents): Alignments are unsigned.
14343 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14344 Jeff Law <law@redhat.com>
14346 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
14349 2004-08-31 Mark Mitchell <mark@codesourcery.com>
14351 * hooks.c (hook_bool_void_true): New function.
14352 * hooks.h (hook_bool_void_true): Declare.
14353 * target-def.h (TARGET_CXX): Add
14354 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
14355 * target.h (struct cxx): Add key_method_may_be_inline.
14356 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
14358 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
14359 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
14362 2004-08-31 Denis Chertykov <denisc@overta.ru>
14365 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
14366 frame pointer register only in Pmode while reload in progress.
14368 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
14371 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
14372 because it breaks the 32-bit shift patterns that rely on a match_dup.
14374 2004-08-31 Matt Austern <austern@apple.com>
14376 * config/darwin.c (darwin_make_decl_one_only): Allocate section
14377 names once per compilation, instead of once per symbol.
14379 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
14381 * Makefile.in (build_subdir): New substitution.
14382 (fixinc.sh): Simplify heavily since fixincludes is already built.
14383 (stmp-fixinc): Depend on specs.ready.
14384 (install-mkheaders): Use new location of fixincludes.
14385 (clean): Do not descend into fixinc.
14386 (FORBUILD): Replace with ../$(build_subdir).
14387 * configure.ac (build_subdir): Substitute.
14388 (FORBUILD): Do not set.
14389 (all_outputs): Remove fixinc/Makefile.
14390 (default commands): Do not create links in fixinc.
14391 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
14392 the fixincludes configuration steps and substituting
14393 @FIXINCL@ in fixinc.in.
14394 * fixinc.in: New, from fixinc/fixincl.sh.
14396 * fixinc/*: Removed.
14398 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
14400 * attribs.c (strip_attrs): Remove.
14401 (split_specs_attrs): Move ...
14402 * c-decl.c: ... to here.
14403 * tree.h (split_specs_attrs, strip_attrs): Remove.
14404 * c-tree.h (split_specs_attrs): Declare.
14406 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
14408 * read-rtl.c: Disable RTL checking.
14409 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
14411 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
14413 * config/mips/mips.md (fcond): New code macro and attribute.
14414 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
14415 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
14416 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
14418 2004-08-30 Mark Mitchell <mark@codesourcery.com>
14421 2004-08-29 Mark Mitchell <mark@codesourcery.com>
14422 PR rtl-optimization/16590
14423 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
14425 2004-08-30 Andrew Pinski <apinski@apple.com>
14428 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
14429 * ChangeLog: Fix previous ChangeLog entry.
14432 * config.host (use_long_long_for_widest_fast_int): New, default is
14434 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
14435 * configure.ac: If use_long_long_for_widest_fast_int, then
14436 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
14437 * configure: Regenerate.
14438 * config.in: Regenerate.
14439 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
14440 New: widest integer type supported efficiently in hardware for the
14442 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
14443 HOST_BITS_PER_WIDEST_FAST_INT.
14444 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
14445 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
14446 HOST_WIDEST_FAST_INT
14447 instead of HOST_WIDE_INT.
14448 (HARD_REG_SET_LONGS): Likewise.
14449 (UHOST_BITS_PER_WIDE_INT): Likewise.
14450 Change the checks for the fast cases to be based on
14451 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
14453 2004-08-30 Steven Bosscher <stevenb@suse.de>
14455 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
14458 2004-08-30 Geoffrey Keating <geoffk@apple.com>
14464 * c-decl.c (grokdeclarator): Produce error for 'static' on local
14465 function declaration.
14467 2004-08-30 Richard Henderson <rth@redhat.com>
14469 * expr.c (array_ref_element_size): Force aligned_size back to
14471 (component_ref_field_offset): Similarly for aligned_offset.
14472 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
14473 low-bound, element-size, field-offset fields rather than
14476 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
14478 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
14481 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
14483 * c-tree.h (struct language_function): Add arg_info element.
14484 * c-decl.c (current_function_arg_info): New.
14485 (grokdeclarator, store_parm_decls): Use it instead of
14487 (c_push_function_context, c_pop_function_context): Save and
14490 2004-08-30 Richard Henderson <rth@redhat.com>
14492 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
14493 COMPONENT_REF to pointer arithmetic.
14494 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
14495 constant "c" as a valid constant initializer. Allow narrowing of
14496 differences against the same base object, for any base object.
14498 2004-08-30 Richard Henderson <rth@redhat.com>
14500 * expr.c (expand_expr_addr_expr): New.
14501 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
14503 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
14505 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
14506 (mips_fp_condition): New enum.
14507 (mips_fp_conditions): New array.
14508 (print_fcc_operand): Delete.
14509 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
14510 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
14511 (builtin_description): Add "cond" field.
14512 (DIRECT_BUILTIN): Initialize it.
14513 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
14514 into INSN and CODE. Initialize the "cond" field.
14515 (CMP_BUILTINS): Update accordingly.
14516 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
14517 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
14518 mips_fp_condition as argument. Make it the final operand of the
14519 comparison instruction.
14520 (mips_expand_builtin): Update accordingly.
14521 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
14522 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
14524 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
14525 Don't use the 'Q' operand prefix; just print the operand normally.
14526 (mips_cabs_*, mips_c_*): Delete, replacing with...
14527 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
14528 patterns. Split the 4s versions into 2 ps patterns after reload.
14530 2004-08-30 Richard Henderson <rth@redhat.com>
14532 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
14533 assuming an ADDR_EXPR is non-null.
14535 2004-08-30 Jason Merrill <jason@redhat.com>
14537 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
14539 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
14541 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
14542 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
14543 gcc_assert and gcc_unreachable instead of abort.
14544 * alloc-pool.c (abort, fancy_abort): Remove.
14545 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
14546 gcc_assert or gcc_unreachable.
14547 * attribs.c (init_attributes, decl_attributes): Likewise.
14548 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
14549 mark_bb_for_unlikely_executed_section,
14550 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
14551 fix_crossing_unconditional_branches): Likewise.
14552 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
14553 bitmap_operation): Likewise.
14554 * bt-load.c (insn_sets_btr_p, augment_live_range,
14555 move_btr_def): Likewise.
14556 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
14557 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
14558 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
14559 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
14560 expand_builtin_memcmp, expand_builtin_args_info,
14561 std_gimplify_va_arg_expr, expand_builtin_unop,
14562 expand_builtin_fputs, expand_builtin_profile_func,
14563 expand_builtin_fork_or_exec, fold_builtin_bitop,
14564 fold_builtin_classify, fold_builtin_fputs): Likewise.
14566 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
14568 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
14569 * gcov.c (abort): Remove undef.
14571 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
14572 (struct tree_binfo): Remove primary field.
14574 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
14576 * fixinc/Makefile.in (machname.h): Remove.
14577 (fixincl.x): Do not pass $@ to genfixes.
14578 * fixinc/genfixes: Remove code to produce machname.h.
14579 * fixinc/fixincl.sh: Move it here instead.
14580 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
14581 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
14582 return a bool indicating whether pz_mn_name_pat is NULL.
14583 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
14584 Declare extern C variables for the ENV_TABLE.
14585 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
14586 instead use the result of mn_get_regexps.
14587 * fixinc/fixtests.c: Likewise.
14589 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
14591 * configure.ac: Do not run fixincludes after stage1 during
14592 toplevel bootstrap.
14593 * configure: Regenerate.
14595 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
14597 * sched-deps.c (get_condition): Partially revert previous, by never
14598 trying to extract the condition from a condjump.
14600 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
14602 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
14603 (handle_visibility_attribute, c_determine_visibility): Likewise.
14604 * c-common.h (my_friendly_assert): Remove.
14606 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
14608 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
14609 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
14610 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
14611 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
14612 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
14614 2004-08-30 Diego Novillo <dnovillo@redhat.com>
14616 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
14617 in COMPONENT_REF nodes.
14619 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
14622 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
14623 global_dc->warning_as_error_requested.
14624 * diagnostic.c (diagnostic_initialize): Tidy.
14625 * diagnostic.h (diagnostic_context::x_data): Remove
14626 (diagnostic_context::issue_warnings_are_errors_message): Rename
14627 from warnings_are_errors_message.
14628 (diagnostic_context::warning_as_error_requested): New.
14630 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
14632 * sched-deps.c (get_condition): Fix breakage in previous patch.
14634 2004-08-30 Paul Brook <paul@codesourcery.com>
14636 * doc/install.texi: Fix broken mpfr link.
14638 2004-08-29 David O'Brien <obrien@FreeBSD.org>
14640 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
14641 other FreeBSD platforms.
14643 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
14645 * arm.h (REVERSE_CONDITION): Define.
14646 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
14648 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
14650 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
14651 just the codes, call reversed_comparison_code ().
14652 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
14653 (not_reg_cond): Use reversed_comparison_code.
14654 (and_reg_cond): Likewise.
14655 * ifcvt.c (cond_exec_process_if_block): Likewise.
14656 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
14658 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
14660 * sched-deps.c (get_condition): Rewrite using jump support functions.
14661 Use reversed_comparison_code.
14662 (conditions_mutex_p): Use reversed_comparison_code.
14664 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14666 * config/mips/mips.c (override_options): Disable hot/cold partitioning
14669 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14671 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
14672 (mips_function_type): Move to mips.c.
14673 * config/mips/mips.c (mips_builtin_type): New enum.
14674 (builtin_description): Replace code and ftype with builtin_type
14676 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
14677 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
14678 (CODE_FOR_mips_abs_ps): Define.
14679 (mips_bdesc): Use new macros.
14680 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
14681 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
14682 (mips_expand_builtin_direct): New function.
14683 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
14684 builtin. Replace boolean parameter with builtin_type.
14685 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
14686 (mips_expand_4s_compare_builtin): Delete, replacing with...
14687 (mips_expand_builtin_compare): ...this new function.
14689 2004-08-29 Mark Mitchell <mark@codesourcery.com>
14691 PR rtl-optimization/16590
14692 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
14694 2004-08-29 Diego Novillo <dnovillo@redhat.com>
14696 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
14697 * tree-ssa-propagate.c: Fix documentation.
14699 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14701 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
14702 (mov[sd]fcc): Likewise.
14704 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14706 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
14708 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14710 * config/mips/mips.md (divide_condition): New mode attribute.
14711 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
14712 (sqrt[sd]f3): Redefine using SCALARF.
14713 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
14716 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14718 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
14719 (loadx, storex, fmt, UNITMODE): New mode attributes.
14720 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
14721 (mul[sd]f3): Redefine using :SCALARF.
14722 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
14723 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
14724 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
14725 Check TARGET_FUSED_MADD for V2SF too.
14726 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
14727 were already named.
14728 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
14729 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
14731 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14733 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
14734 V2SF_type_node if it will be needed.
14736 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14738 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
14739 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
14740 (mips_prepare_builtin_target): New function.
14741 (mips_expand_builtin): Use them. Update calls to subroutines.
14742 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
14743 cmp_choice with a boolean argument to select between movt and movf.
14744 Take the comparison's icode as an argument, not the function's fcode.
14745 (mips_expand_compare_builtin): New function. Rename existing function
14746 to mips_expand_scalar_compare_builtin.
14747 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
14748 (mips_expand_ps_compare_builtin): Use the new functions. Take the
14749 comparison's icode as an argument, not the builtin's fcode.
14751 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14753 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
14754 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
14755 registers are false and -1 if all registers are true.
14756 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
14757 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
14758 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
14759 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
14760 (bc1any2t, bc1any2f): Likewise CCV2.
14761 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
14763 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
14765 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
14766 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
14767 UNSPEC rather than an IF_THEN_ELSE.
14768 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
14769 mips_cond_move_tf_ps by name.
14771 2004-08-29 Chao-ying Fu <fu@mips.com>
14772 James E Wilson <wilson@specifixinc.com>
14774 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
14775 8 byte size and alignment. Give CCV4 16 byte size and alignment.
14776 * config/mips/mips-ps-3d.md: New file.
14777 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
14778 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
14779 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
14780 (mips_output_move): Emit "mov.ps" for V2SFmode.
14781 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
14783 (override_options): Check if TARGET_MIPS3D and there was an explicit
14784 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
14785 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
14786 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
14787 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
14788 and allow CCV2 and CCV4 to occupy two and four CC registers.
14789 (print_fcc_operand): New function.
14790 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
14791 %Z to call print_fcc_operand.
14792 (mips_function_value): Handle MODE_VECTOR_FLOAT.
14793 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
14794 (mips_vector_mode_supported_p): New function.
14795 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
14796 (builtin_description): New struct.
14797 (mips_bdesc): New array of struct builtin_description.
14798 (mips_expand_builtin, mips_init_builtins,
14799 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
14800 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
14802 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
14803 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
14804 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
14805 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
14806 "-mips3d", and "-mno-mips3d".
14807 (ASM_SPEC): Map -mips3d to -mips3d in gas.
14808 (EXTRA_CONSTRAINT_Y): New macro.
14809 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
14810 multi-letter constraint 'Y'.
14811 (CONSTRAINT_LEN): New macro.
14812 (enum mips_builtins): New for MIPS builtin functions.
14813 (enum mips_function_type): New for the types of MIPS builtin functions.
14814 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
14815 * config/mips/mips.md: New constants for paired single and MIPS-3D
14816 instructions. Include the new mips-ps-3d.md file.
14817 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
14818 movv2sf_hardfloat_64bit): New named patterns.
14819 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
14820 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
14821 sdxc1_v2sf_di): New unnamed patterns.
14822 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
14823 const_vector support.
14824 (const_0_or_1_operand): New predicate.
14825 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
14827 2004-08-29 Diego Novillo <dnovillo@redhat.com>
14829 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
14830 (tree-ssa-propagate.o): New rule.
14831 (GTFILES): Add tree-ssa-propagate.c.
14832 * tree-flow.h (struct stmt_ann_d): Remove field
14834 * tree-ssa-propagate.c: New file.
14835 * tree-ssa-propagate.h: New file.
14836 * tree-ssa-ccp.c: Re-write to use the routines from
14837 tree-ssa-propagate.c.
14839 2004-08-28 Andrew Pinski <apinski@apple.com>
14841 * tree-ssa-loop.c: Remove extra include of basic-block.h.
14843 2004-08-28 Ziemowit Laski <zlaski@apple.com>
14845 * c-common.h: Update comments about ObjC/ObjC++ entry points.
14846 (objc_is_reserved_word): New prototype.
14847 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
14848 separate section; these are call-backs.
14849 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
14850 ObjC/ObjC++ "@" keywords.
14851 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
14852 prototypes; they already live in c-common.h.
14853 * stub-objc.c: Update copyright notice.
14854 (objc_is_reserved_word): New stub.
14856 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
14858 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
14859 even when not checking.
14861 2004-08-27 Jason Merrill <jason@redhat.com>
14864 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
14865 (gimple_push_cleanup): Add eh_only parm.
14866 (gimplify_target_expr): Pass it.
14867 * c.opt (-fno-threadsafe-statics): New option.
14868 * c-opts.c (c_common_handle_option): Handle it.
14869 * c-common.h (flag_threadsafe_statics): Declare it.
14870 * c-common.c (flag_threadsafe_statics): Record it.
14871 * doc/invoke.texi: Document it.
14872 * tsystem.h (_GNU_SOURCE): Define.
14873 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
14874 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
14875 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
14876 (__gthread_recursive_mutex_init_function): New fn.
14877 (__gthread_recursive_mutex_lock): New fn.
14878 (__gthread_recursive_mutex_trylock): New fn.
14879 (__gthread_recursive_mutex_unlock): New fn.
14880 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
14881 * gthr-win32.h, gthr-vxworks.h: Likewise.
14882 * gthr.h: Document.
14884 2004-08-27 David Edelsohn <edelsohn@gnu.org>
14886 * config/rs6000/rs6000.c (rs6000_override_options): Increase
14887 maximum skip to 15. Set function alignment, jump alignment, and
14888 loop alignment to 16 for processors that form dispatch groups.
14889 (rs6000_rtx_costs): outer_code is used.
14891 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
14893 * stor-layout.c (sizetype_set): Remove.
14894 (set_sizetype): Don't test or set it.
14896 * tree.h (size_int_type): Remove.
14897 * fold-const.c: Do not #include gt-fold-const.h.
14898 (size_htab_hash, size_htab_eq): Remove.
14899 (size_int_kind): Use build_int_cst.
14900 (new_const, size_htab): Remove.
14901 (size_int_type): Remove.
14902 (round_up): Use build_int_cst.
14903 (round_down): Likewise. Remove spurious constant build.
14905 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
14907 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
14908 Add is_release variable, use it for --enable-werror and
14909 --enable-checking defaults.
14910 * system.h (gcc_assert, gcc_unreachable): New.
14911 * doc/install.texi (--enable-checking): Update.
14912 * configure, config.in: Rebuilt.
14914 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
14916 * rtl.h (read_rtx): Change prototype.
14917 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
14918 line number. Return true on success.
14919 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
14920 callers accordingly.
14922 2004-08-26 Richard Henderson <rth@redhat.com>
14924 * c-typeck.c (build_offsetof): Remove.
14925 * c-tree.h (build_offsetof): Remove.
14926 * c-common.c (fold_offsetof_1, fold_offsetof): New.
14927 * c-common.h (fold_offsetof): Declare.
14928 * c-parse.in (offsetof_base): New.
14929 (offsetof_member_designator): Use it. Build references, not just
14931 (primary): Use fold_offsetof, not build_offsetof.
14933 2004-08-26 Richard Henderson <rth@redhat.com>
14935 * tree.c (staticp): Return the static object.
14936 * tree.h (staticp): Update decl.
14937 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
14938 * langhooks.c (lhd_staticp): Return NULL_TREE.
14939 * langhooks-def.h (lhd_staticp): Update decl.
14940 * c-common.c (c_staticp): Return the static object.
14941 * c-common.h (c_staticp): Update decl.
14943 2004-08-26 Richard Henderson <rth@redhat.com>
14945 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
14948 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
14951 * c-decl.c (struct c_binding): Add type and inner_comp fields.
14952 (bind): Set type and inner_comp fields.
14953 (pop_scope): Restore type of decl to the correct type from an
14954 outer scope. Give error when popping file scope for incomplete
14955 arrays completed incompatibly with default initialization in an
14957 (diagnose_mismatched_decls): Handle externs with initializers at
14959 (pushdecl): Set type of external declaration at block scope based
14960 only on the visible declarations. Save type when changing the
14961 type of a declaration. Merge an external declaration at block
14962 scope with a visible static declaration at file scope.
14963 (implicitly_declare): Give recycled old declaration the new type
14964 except for incompatible declarations of built-in functions, saving
14967 2004-08-26 Ziemowit Laski <zlaski@apple.com>
14969 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
14971 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
14973 * tree-alias-common.c (gate_pta): New function.
14974 (pass_build_pta): Use it.
14975 (pass_del_pta): Use it.
14976 (delete_alias_vars): Don't check flag_tree_points_to.
14978 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14980 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
14981 TFmode as additional register mode cloberred by call.
14983 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14985 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
14986 parallel pattern for library call returning DImode in
14989 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14991 * config/rs6000/rs6000.c (function_arg): Generate parallel
14992 pattern for more split args.
14994 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
14996 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
14997 either gen_movdi_di_update or gen_movdi_si_update depending on
14999 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
15000 to generate two versions.
15002 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15004 * Makefile.in (lambda-code.o): New.
15005 (lambda-trans.o): Ditto.
15006 (TREE_DATA_REF_H): Ditto.
15008 (lambda-mat.o): Use LAMBDA_H.
15009 (tree-data-ref.o): Ditto.
15010 * lambda-code.c: New file. Lambda code generation algorithm.
15011 * lambda-trans.c: Ditto. Lambda transformation matrix support.
15012 * lambda.h: Add lambda loop structures.
15013 Add lambda loopnest structures.
15014 Add lambda body vector structure.
15015 Add lambda linear expression structures.
15016 Add prototypes for functions in new files.
15017 * lambda-mat.c: Include tree.h
15019 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15020 Sebastian Pop <pop@cri.ensmp.fr>
15022 * tree-data-ref.h: Include lambda.h
15023 (free_dependence_relation): Declared here.
15024 (free_dependence_relations): Ditto.
15025 (free_data_refs): Ditto.
15026 * tree-data-ref.c (free_dependence_relation): New function.
15027 (free_dependence_relations): Ditto.
15028 (free_data_refs): Ditot.
15029 (analyze_all_data_dependences): Free datarefs and dependence_relations.
15030 (build_classic_dist_vector): Store in the dependence_relations the
15031 information. Each arc in the dependence_relations graph is labelled
15032 with the distance and direction vectors.
15033 (build_classic_dir_vector): Ditto.
15034 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
15035 Now computes again the whole dependence graph including read-read
15037 (compute_data_dependences_for_loop): Now dependence_relations contains
15038 all the data, and thus it doesn't need to initialize the classic_dir
15039 and classic_dist vectors.
15040 (analyze_all_data_dependences): Adjusted for using the new interface of
15041 compute_data_dependences_for_loop. Remove the statistics dump.
15043 2004-08-26 Bob Wilson <bob.wilson@acm.org>
15045 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
15046 (xtensa_expand_block_move): Update comment.
15047 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
15049 2004-08026 Richard Earnshaw <rearnsha@arm.com>
15052 * toplev.c (crash_signal): If we crashed while emitting
15053 a user asm, then die more gracefully.
15055 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
15058 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
15059 checking for a valid constant, regardless of sign.
15061 2004-08-25 Richard Henderson <rth@redhat.com>
15064 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
15065 if the constant satisfies add_operand.
15067 2004-08-25 Richard Henderson <rth@redhat.com>
15070 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
15071 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
15072 unwind info for >16-bit frames.
15074 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
15077 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
15079 2004-08-25 Richard Henderson <rth@redhat.com>
15081 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
15082 (TARGET_CANNOT_FORCE_CONST_MEM): New.
15084 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
15086 * doc/tree-ssa.texi: Document new operand iterator.
15088 2004-08-26 Alan Modra <amodra@bigpond.net.au>
15091 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
15092 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
15095 2005-08-28 Paul Brook <paul@codesourcery.com>
15097 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
15098 -mfpu=vfp -march=armv5t
15099 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
15101 2004-08-25 Richard Henderson <rth@redhat.com>
15103 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
15104 * target.h (struct gcc_target): Add scalar_mode_supported_p.
15105 * targhooks.c (default_scalar_mode_supported_p): New.
15106 * targhooks.h (default_scalar_mode_supported_p): Declare.
15107 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
15109 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
15110 before attempting to create types. Tidy.
15111 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
15113 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
15114 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
15116 2004-08-25 Richard Henderson <rth@redhat.com>
15118 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15119 set REAL_MODE_FORMAT for TFmode.
15121 2004-08-25 Ziemowit Laski <zlaski@apple.com>
15123 * c-decl.c (grokparm): New function.
15124 * c-tree.h (grokparm): New prototype.
15126 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
15128 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
15129 iterator controlling structure.
15130 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
15131 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
15132 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
15134 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
15135 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
15136 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
15137 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
15138 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
15139 Empty operand pointers.
15140 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
15141 (op_iter_next_use): New. Return next use_operand_p.
15142 (op_iter_next_def): New. Return next def_operand_p.
15143 (op_iter_next_tree): New. Return next operands as a tree.
15144 (op_iter_init): New. Initialize an iterator structure.
15145 (op_iter_init_use): New. Initialize structure and get the first use.
15146 (op_iter_init_def): New. Initialize structure and get the first def.
15147 (op_iter_init_tree): New. Initialize structure and get the first tree.
15148 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
15149 (op_iter_init_maydef): New. Initialize structure and get the first
15150 V_MAY_DEF operands.
15151 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
15152 * tree-dfa.c (compute_immediate_uses_for_stmt,
15153 redirect_immediate_uses): Use new operand iterator.
15154 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
15155 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
15156 operands instead of using *_disappeared_p routines.
15157 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
15158 ssa_rewrite_stmt): Use new operand iterator.
15159 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
15160 rewrite_trees): Use new operand iterator.
15161 * tree-pretty-print.c (dump_vops): Use new operand iterator.
15162 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
15163 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
15164 dump_points_to_info): Use new operand iterator.
15165 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
15166 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
15168 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
15169 propagate_necessity): Use new operand iterator.
15170 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
15171 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
15172 a parameter instead of a stmt_ann_t.
15173 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
15174 build_tree_conflict_graph): Use new operand iterator.
15175 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
15176 rewrite_mem_refs): Use new operand iterator.
15177 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
15178 check_loop_closed_ssa_use): Use new operand iterator.
15179 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
15180 * tree-ssanames.c (release_defs): Use new operand iterator.
15181 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
15183 2004-08-25 Adam Nemet <anemet@lnxw.com>
15185 * tlink.c (initial_cwd): New variable.
15186 (tlink_init): Initialize it.
15187 (recompile_files): Use tlink_execute() instead of system(). Don't
15188 duplicate verbose output of collect_execute. Restore initial_cwd.
15189 Update comment before the function.
15191 2004-08-25 Ziemowit Laski <zlaski@apple.com>
15193 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
15194 accept) a cast from one Objective-C pointer type to another.
15196 2004-08-25 Paolo Carlini <pcarlini@suse.de>
15198 * doc/install.texi: Document that libstdc++-v3 requires
15199 now automake 1.9.1.
15201 2004-08-25 Caroline Tice <ctice@apple.com>
15203 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
15204 to comments at start of function.
15205 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
15207 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15208 merge_blocks_move_predecessor_nojumps,
15209 merge_blocks_move_successor_nojumps, merge_blocks_move,
15210 try_crossjump_to_edge, try_crossjump_bb): Likewise.
15211 * cfglayout.c (fixup_reorder_chain): Likewise.
15212 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15213 cfg_layout_can_merge_blocks_p): Likewise.
15214 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
15215 * passes.c (rest_of_compilation): Update comments for calling
15216 optimization that partitions hot/cold basic blocks.
15217 * doc/invoke.texi: Update documentation of
15218 freorder-blocks-and-partition flag.
15220 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
15222 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
15223 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
15225 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
15227 * config/mips/mips.md (any_shift): New code macro.
15228 (optab, insn): New code attributes.
15229 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
15230 Use the standard rather than internal patterns for the MIPS16
15231 double-shift optimization.
15232 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
15233 Redefine using :GPR and any_shift.
15234 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
15235 to cover all three shifts.
15236 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
15237 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
15238 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
15240 2004-08-24 Geoffrey Keating <geoffk@apple.com>
15242 * gimplify.c (lookup_tmp_var): Separate temporaries when not
15245 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15247 PR libstdc++/17005 (fix for HP-UX 11.11)
15248 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
15249 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
15250 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
15251 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
15252 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
15253 (LINK_SPEC): Handle march=1.0 option.
15254 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
15255 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
15256 (SUBTARGET_OPTIONS): New define.
15257 (LINK_SPEC): Handle march=1.0 option.
15258 (STARTFILE_SPEC): New define.
15259 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
15260 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
15261 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
15262 (SUBTARGET_OPTIONS): New define.
15263 (LINK_SPEC): Handle march=1.0 option.
15264 (STARTFILE_SPEC): New define.
15265 * config/pa/pa.c (override_options): Add code to process -munix= option.
15266 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
15267 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
15269 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
15270 (SUBTARGET_OPTIONS): Provide default define.
15271 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
15272 STANDARD_STARTFILE_PREFIX_2): New defines.
15273 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
15274 (ENDFILE_SPEC): Use %O.
15275 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
15276 Mention issue caused by changing namespace and runtime to UNIX 95/98.
15277 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
15278 Document -munix=std option.
15280 2004-08-25 Steven Bosscher <stevenb@suse.de>
15282 * cse.c (cse_around_loop, cse_check_loop_start,
15283 cse_set_around_loop): Remove.
15284 (cse_basic_block): Remove the around_loop argument.
15285 (cse_end_of_basic_block): Remove the after_loop argument.
15286 (cse_main): Likewise.
15287 * rtl.h (cse_main): Update prototype.
15288 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
15289 rest_of_handle_gcse): Update cse_main calls.
15291 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
15293 * tree.h (build_int_cst): New, sign extended constant.
15294 (build_int_cstu): New, zero extended constant.
15295 (build_int_cst_wide): Renamed from build_int_cst.
15296 * tree.c (build_int_cst, build_int_cstu): New.
15297 (build_int_cst_wide): Renamed from build_int_cst.
15298 (make_vector_type, build_common_tree_nodes,
15299 build_common_tree_nodes_2): Adjust build_int_cst calls.
15300 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
15301 expand_builtin_strpbrk, expand_builtin_fputs,
15302 build_string_literal, expand_builtin_printf,
15303 expand_builtin_sprintf, fold_builtin_classify_type,
15304 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
15305 fold_builtin_toascii, fold_builtin_isdigit,
15306 simplify_builtin_strstr, simplify_builtin_strpbrk,
15307 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
15308 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
15309 DEF_ATTR_INT): Likewise.
15310 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
15312 * c-lex.c (interpret_integer, lex_charconst): Likewise.
15313 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
15314 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15315 * c-typeck.c (really_start_incremental_init, push_init_level,
15316 set_nonincremental_init_from_string): Likewise.
15317 * calls.c (load_register_parameters): Likewise.
15318 convert.c (convert_to_pointer): Likewise.
15319 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
15320 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
15321 build_gcov_info): Likewise.
15322 * except.c (init_eh, assign_filter_values): Likewise.
15323 * expmed.c (store_fixed_bit_field, extract_bit_field,
15324 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
15325 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
15326 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
15327 * expr.c (convert_move, emit_group_load, emit_group_store,
15328 expand_assignment, store_constructor, store_field,
15329 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15330 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
15331 invert_truthvalue, optimize_bit_field_compare,
15332 decode_field_reference, all_ones_mask_p, constant_boolean_node,
15333 fold_div_compare, fold, fold_read_from_constant_string,
15334 fold_negate_const, fold_abs_const, fold_not_const, round_up,
15335 round_down): Likewise.
15336 * function.c (assign_parm_setup_block): Likewise.
15337 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
15339 * stor-layout.c (layout_type, initialize_sizetypes,
15340 set_min_and_max_values_for_integral_type): Likewise.
15341 * tree-chrec.c (chrec_fold_multiply_poly_poly,
15342 reset_evolution_in_loop): Likewise.
15343 * tree-chrec.h (build_polynomial_chrec): Likewise.
15344 * tree-complex.c (build_replicated_const): Likewise.
15345 * tree-eh.c (honor_protect_cleanup_actions,
15346 lower_try_finally_onedest, lower_try_finally_copy,
15347 lower_try_finally_switch): Likewise.
15348 * tree-mudflap.c (mf_build_string, mx_register_decls,
15349 mudflap_register_call, mudflap_enqueue_constant): Likewise.
15350 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
15351 * tree-pretty-print.c (dump_generic_node): Likewise.
15352 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
15354 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
15355 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15356 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
15358 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
15359 canonicalize_loop_induction_variables): Likewise.
15360 * tree-vectorizer.c (vect_create_index_for_array_ref,
15361 vect_transform_loop_bound, vect_compute_data_ref_alignment):
15364 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
15365 alpha_gimplify_va_arg_1): Likewise.
15366 * config/arm/arm.c (arm_get_cookie_size): Likewise.
15367 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
15368 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15369 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15370 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
15371 mips_gimplify_va_arg_expr): Likewise.
15372 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
15373 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
15374 add_compiler_branch_island): Likewise.
15375 * config/s390/s390.c (s390_va_start): Likewise.
15376 * config/sh/sh.c (sh_va_start): Likewise.
15377 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
15379 * config/xtensa/xtensa.c (xtensa_va_start,
15380 xtensa_gimplify_va_arg_expr): Likewise.
15382 * objc/objc-act.c (build_objc_string_object,
15383 build_objc_symtab_template, init_def_list, init_objc_symtab,
15384 init_module_descriptor, generate_static_references,
15385 build_selector_translation_table, get_proto_encoding,
15386 build_typed_selector_reference, build_selector_reference,
15387 build_next_objc_exception_stuff,
15388 build_method_prototype_list_template, generate_descriptor_table,
15389 generate_protocols, build_protocol_initializer,
15390 build_ivar_list_template, build_method_list_template,
15391 build_ivar_list_initializer, generate_ivars_list,
15392 generate_dispatch_table, generate_protocol_list,
15393 build_category_initializer, build_shared_structure_initializer,
15394 generate_shared_structures, handle_impent,
15395 generate_objc_image_info): Likewise.
15397 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
15399 * cfglayout.c (duplicate_insn_chain): Remove references to
15400 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
15401 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
15402 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
15403 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
15404 and NOTE_INSN_LOOP_CONT.
15405 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
15406 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
15407 and NOTE_INSN_LOOP_CONT.
15408 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
15409 check_dbra_loop, loop_dump_aux): Remove references to removed notes
15411 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
15412 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
15413 references to removed notes and fields.
15414 (subtract_reg_term, ujump_to_loop_cont): Remove.
15416 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
15418 * doc/install.texi: Document that libcpp does not require
15419 Automake any longer. Document that Automake 1.9.1 should
15422 2004-08-25 Zack Weinberg <zack@codesourcery.com>
15424 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
15425 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
15426 DWARF_DEBUGGING_INFO from choice-of-definition chain;
15427 restructure using C89 features (#elif, #error).
15428 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
15429 * config/sh/sh.h: Remove references to DWARF_DEBUG.
15430 * doc/invoke.texi: Remove references to DWARF version 1;
15431 clarify why -gdwarf-2<n> doesn't work.
15433 2004-08-25 Zack Weinberg <zack@codesourcery.com>
15435 * basic-block.h (BB_SET_PARTITION): Clear old value first.
15436 * cfg.c (clear_bb_flags): Don't clear partition setting.
15437 * ifcvt.c (find_if_case_1): Remove ??? comment.
15439 2004-08-25 Alan Modra <amodra@bigpond.net.au>
15442 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
15443 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
15444 current_function_stdarg in place of sysv_varargs_p.
15445 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
15448 2004-08-24 Richard Henderson <rth@redhat.com>
15451 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
15452 random codes within CONST.
15454 2004-08-24 James E Wilson <wilson@specifixinc.com>
15456 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
15457 -freorder-blocks-and-partition.
15459 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15461 PR middle-end/17044
15462 * tree-ssa-threadupdate.c (redirection_data): Make static.
15463 (thread_block): Use ggc_alloc_cleared to allocate struct
15464 redirection_data. Don't free elements in redirection_data.
15466 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15468 * config/mips/predicates.md (small_data_pattern): Match prefetches.
15470 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15472 PR tree-optimization/17016
15473 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15474 number_of_iterations_exit): Use POINTER_TYPE_P instead
15475 of testing for POINTER_TYPE.
15477 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15479 * tree-ssa-loop-ivcanon.c: New file.
15480 * tree-ssa-loop-manip.c (create_iv): New function.
15481 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
15482 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
15483 * cfgloop.c (mark_single_exit_loops): New function.
15484 (verify_loop_structure): Verify single-exit loops.
15485 * cfgloop.h (struct loop): Add single_exit field.
15486 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
15487 (mark_single_exit_loops): Declare.
15488 (tree_num_loop_insns): Declare.
15489 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
15490 (duplicate_loop_to_header_edge): Use it.
15491 * common.opt (fivcanon): New flag.
15492 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
15493 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
15494 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
15495 (bsi_insert_on_edge_immediate): New function.
15496 * tree-flow.h (bsi_insert_on_edge_immediate,
15497 canonicalize_induction_variables, tree_unroll_loops_completely,
15498 create_iv): Declare.
15499 * tree-optimize.c (init_tree_optimization_passes): Add
15500 pass_iv_canon and pass_complete_unroll.
15501 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
15502 * tree-scalar-evolution.c (get_loop_exit_condition,
15503 get_exit_conditions_rec, number_of_iterations_in_loop,
15504 scev_initialize): Use single_exit information.
15505 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
15506 missing assumptions.
15507 (loop_niter_by_eval): Return number of iterations as unsigned
15509 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
15510 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
15511 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
15513 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
15514 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
15515 the defining statement is ready.
15516 * tree-vectorizer.c (vect_create_iv_simple): Removed.
15517 (vect_create_index_for_array_ref, vect_transform_loop_bound):
15519 (vect_transform_loop_bound): Use single_exit information.
15520 (vect_analyze_loop_form): Cleanup bogus tests.
15521 (vectorize_loops): Do not call flow_loop_scan.
15522 * tree.h (may_negate_without_overflow_p): Declare.
15523 * fold-const.c (may_negate_without_overflow_p): Split out from ...
15524 (negate_expr_p): ... this function.
15525 (tree_expr_nonzero_p): Handle overflowed constants correctly.
15526 * doc/invoke.texi (-fivcanon): Document.
15527 * doc/passes.texi: Document canonical induction variable creation.
15529 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15531 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
15532 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
15533 using the mode of the operand to decide between them.
15534 * config/mips/mips.md (MOVECC): New mode macro.
15535 (ccreg): New mode attribute.
15536 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
15537 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
15538 (mov[sd]icc): Redefine using :GPR.
15540 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15542 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
15543 (mips_prefetch_cookie): New function.
15544 * config/mips/mips.c (print_operand_address): Fix handling of
15546 (mips_emit_prefetch): Delete.
15547 (mips_prefetch_cookie): New function.
15548 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
15549 mode of QImode for the address_operand. Use mips_prefetch_cookie
15550 to calculate the first "pref" operand.
15551 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
15552 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
15554 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
15556 * arm.md: Include predicates.md.
15557 * predicates.md: New file.
15558 * arm.c (s_register_operand, arm_hard_register_operand)
15559 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
15560 (arm_immediate_operand, arm_neg_immediate_operand)
15561 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
15562 (arm_add_operand, arm_addimm_operand, arm_not_operand)
15563 (offsettable_memory_operand, alignable_memory_operand)
15564 (arm_reload_memory_operand, arm_float_rhs_operand)
15565 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
15566 (index_operand, shiftable_operator, logical_binary_operator)
15567 (shift_operator, equality_operator, arm_comparison_operator)
15568 (minmax_operator, cc_register, dominant_cc_register)
15569 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
15570 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
15571 (const_shift_operand, load_multiple_operation)
15572 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
15573 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
15574 (cirrus_register_operand, cirrus_fp_register)
15575 (cirrus_shift_const): Delete, replaced with equivalents in
15577 (shift_op): Handle ROTATE.
15578 * arm-protos.h: Delete declarations for above.
15579 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
15580 * t-arm (MD_INCLUDES): Add predicates.md.
15581 (s-preds): Depends on MD_INCLUDES.
15583 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15585 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
15586 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
15587 patterns. Redefine using :GPR. Give the match_operator a mode.
15588 Use '%2' rather than '%z2' for operand 2.
15590 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15592 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
15595 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15597 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
15598 of internal patterns.
15599 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
15601 (tablejump): Use expand_binop to calculate address. Adjust names
15602 of internal patterns.
15603 (tablejump[sd]i): Renamed from tablejump_internal[12].
15605 (tablejump_mips16[12]): Delete.
15607 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15609 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
15610 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
15611 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
15612 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
15613 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
15615 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
15617 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
15618 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
15620 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
15621 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
15622 (*branch_equality[sd]i_inverted): Likewise
15623 branch_equality{,_di}_inverted.
15624 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
15625 Redefine using :GPR.
15627 2004-08-24 Zack Weinberg <zack@codesourcery.com>
15629 * rtl.def: Reorganize, placing all codes used only in machine
15630 descriptions at the end.
15632 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
15633 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
15634 rtx_name, rtx_format arrays by direct reference to rtl.def,
15635 first undefining GENERATOR_FILE. Define enum insn_note and
15636 note_insn_name array by direct reference to insn-notes.def.
15637 (adjust_field_rtx_def): Remove local definition of rtx_name.
15638 Use symbolic names for insn notes.
15639 * Makefile.in (gengtype.o): Update dependencies.
15641 2004-08-24 Zack Weinberg <zack@codesourcery.com>
15643 * basic-block.h (struct basic_block_def): Reorder fields to
15644 eliminate interior padding. Remove 'partition' field.
15645 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
15646 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
15647 (BB_COPY_PARTITION): New macros.
15648 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
15649 Replace all references to the 'partition' field of a basic
15650 block with new macros.
15652 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
15653 * final.c (final_scan_insn): Don't handle it.
15654 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
15655 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
15656 * sched-rgn.c (sched_is_disabled_for_current_region_p):
15657 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
15659 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
15661 * c-decl.c (c_init_decl_processing): Adjust
15662 build_common_tree_nodes call.
15663 * expmed.c (const_mult_add_overflow_p): Use
15664 build_distinct_type_copy.
15665 * stor-layout.c (early_type_list): Remove.
15666 (layout_type): Don't append to early_type_list.
15667 (initialize_sizetypes): Add signed_p argument.
15668 (set_sizetype): Overwrite the stub type nodes directly.
15669 * tree.c (copy_node_stat): Clear a type's value cache here ...
15670 (build_distinct_type): ... not here.
15671 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
15672 * tree.h (initialize_sizetypes): Add signed_p argument.
15673 (build_common_tree_nodes): Likewise.
15675 * objc/objc-act.c (get_static_reference): Use
15676 build_variant_type_copy.
15677 (get_protocol_reference): Likewise.
15678 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
15680 2004-08-24 Richard Henderson <rth@redhat.com>
15681 Andrew Pinski <apinski@apple.com>
15683 * gimplify.c (gimplify_array_ref_to_plus): Delete.
15684 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
15687 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
15688 ARRAY_REF also to get to the STRING_CST.
15690 2004-08-24 Paul Brook <paul@codesourcery.com>
15692 * config/arm/arm.c (arm_override_options): Update error message.
15693 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
15694 TARGET_HARD_FLOAT_ABI.
15695 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
15696 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
15698 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
15701 * config/m32r.md (movsi_sda): Add SI mode specification to
15704 2004-08-24 Nick Clifton <nickc@redhat.com>
15706 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
15707 of seth_add3_operand.
15709 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
15711 * Makefile.in (PROTO_OBJS): Add errors.o.
15712 * protoize.c (fancy_abort): Remove.
15713 * mips-tfile.c (fancy_abort): Add parameters.
15715 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
15717 * doc/trouble.texi (C++ misunderstandings): Fix example code.
15719 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
15721 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
15722 (host-default.o): Add dependency on HOOKS_H.
15723 * config/x-linux: Likewise.
15724 * config/x-solaris: Likewise.
15725 * config/i386/x-mingw32: Likewise.
15726 * config/rs6000/x-darwin: Likewise.
15728 2004-08-23 James E Wilson <wilson@specifixinc.com>
15730 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
15733 2004-08-23 Mark Mitchell <mark@codesourcery.com>
15736 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
15738 2004-08-23 Diego Novillo <dnovillo@redhat.com>
15740 * cfg.c (check_bb_profile): Fix typos.
15741 * function.c (assign_parm_is_stack_parm): Likewise.
15742 * tree-nested.c: Likewise.
15744 2004-08-23 Daniel Jacobowitz <dan@debian.org>
15746 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
15748 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
15750 2004-08-23 Eric Christopher <echristo@redhat.com>
15752 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
15753 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
15754 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
15756 * hooks.h: Include machmode.h.
15757 (hook_bool_mode_false): Declare.
15758 * hooks.c (hook_bool_mode_false): Define.
15759 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
15760 * stor-layout.c (layout_type): Ditto.
15761 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
15762 Define to target macro.
15763 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
15764 * config/arm/arm.c: Ditto. Use.
15765 * config/arm/arm.h: Ditto.
15766 * config/arm/arm-protos.h: Ditto.
15767 * config/i386/i386.c: Ditto.
15768 * config/i386/i386.h: Ditto.
15769 * config/rs6000/rs6000.c: Ditto.
15770 * config/rs6000/rs6000.h: Ditto.
15771 * config/sh/sh.c: Ditto.
15772 * config/sh/sh.h: Ditto.
15773 * config/sh/sh-protos.h: Ditto.
15774 * config/sh/sh.md: Use.
15775 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
15776 to TARGET_VECTOR_MODE_SUPPORTED_P.
15778 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
15780 * Makefile.in (BUILD_ERRORS): Set to build-errors.
15781 (errors.o): New target for host.
15782 (build-errors.o): New target for build.
15783 (genobjs): Replace errors.o with build-errors.
15784 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
15785 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
15786 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
15787 (fix-header.o): Add errors.h
15788 * collect2.c (fancy_abort): Add parameters.
15789 * collect2.h (fancy_abort): Don't declare.
15790 * errors.h (fancy_abort): Don't declare.
15791 * errors.c: Include either bconfig.h or config.h.
15792 (fancy_abort): Trim filename.
15793 * fix-header.c (v_fatal, fatal): Remove.
15794 (progname): Remove definition.
15795 (main): Set progname here.
15796 * gcc.c (fancy_abort): Add parameters.
15797 * gcc.h (fancy_abort): Remove declaration.
15798 * gcov.c (fancy_abort): Remove.
15799 * rtl.h (fancy_abort): Don't declare.
15800 (abort): Don't define.
15801 * tree.h (fancy_abort): Don't declare.
15802 (abort): Don't define.
15803 * system.h (fancy_abort): Declare.
15804 (abort): Define to fancy_abort.
15805 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
15807 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
15808 (usize_type, ubitsizetype): Remove.
15809 * stor-layout.c (set_sizetype): Don't initialize usizetype,
15811 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
15813 * tree.h (build_distinct_type_copy): New.
15814 (build_type_copy): ... here. Rename to ...
15815 (build_variant_type_copy): ... here.
15816 * tree.c (build_qualified_type): Rename build_type_copy call.
15817 (build_distinct_type_copy): New, broken out of ...
15818 (build_type_copy): ... here. Rename to ...
15819 (build_variant_type_copy): ... here. Use
15820 build_distinct_type_copy.
15821 (build_common_tree_nodes_2): Rename build_type_copy call.
15822 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
15824 (handle_packed_attribute, handle_unused_attribute,
15825 handle_transparanet_union_attribute, handle_aligned_attribute,
15826 handle_deprecated_attribute): Likewise.
15827 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
15829 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
15830 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
15831 build_distinct_type_copy.
15833 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15835 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
15838 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15840 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
15842 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
15843 formerly unnamed patterns. Redefine using :P for the address. Remove
15844 explicit length attributes.
15846 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15848 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
15850 (single_reachable_address): Use them.
15851 (schedule_sm): Add dump.
15852 (is_call_clobbered_ref): New function.
15853 (determine_lsm_reg): Check whether the reference is call clobbered.
15854 Only work for gimple_reg_type values.
15856 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15858 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
15859 $31 store insns. Redefine using :GPR.
15861 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15863 * config/mips/mips.md (P): New mode macro.
15864 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
15865 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
15866 Add mode attributes.
15868 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15870 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
15871 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
15872 later constants to cover the gap.
15873 (load, store): New mode attributes.
15874 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
15875 Use new unspec constants.
15877 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15879 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
15880 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
15881 to use register_operand rather than uns_arith_operand as the predicate
15882 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
15883 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
15884 Redefine using :GPR. Make same predicate change here. Extend the
15885 commutativity of operands 1 and 2 from the SImode version to the
15887 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
15888 but with no predicate changes.
15889 (*nor[sd]i3): Redefine using :GPR.
15891 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15893 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
15894 noreturn functions.
15896 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15898 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
15899 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
15900 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
15901 rather than "%z2" (with a fake const0_rtx for operand 2).
15902 (ffs[sd]i2): Redefine using :GPR.
15903 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
15905 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15907 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
15909 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15911 * config/mips/mips.md (any_extend): New code macro.
15912 (u, su): New code attributes.
15913 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
15914 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
15915 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
15916 (*{s,u}mul_acc_di): Redefine using any_extend.
15917 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
15918 to reflect real insn names.
15919 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
15920 with an any_extend template.
15921 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
15924 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15926 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
15927 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
15928 (mul[sd]i3_r4000): Redefine using :GPR.
15929 (mulsi3_mult3): Don't check TARGET_MAD separately.
15930 (muldi3_mult3): Moved after mulsi_mult3.
15932 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15934 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
15935 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
15936 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
15937 (TARGET_GAS, TARGET_MIPS_AS): Delete.
15938 (TARGET_GPWORD): Define to true for n32 on IRIX.
15939 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
15940 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
15941 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
15942 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
15943 (MDEBUG_ASM_SPEC): Delete, folding into...
15944 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
15945 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
15946 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
15947 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
15948 to define asm_abi_default_spec.
15949 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
15950 (TARGET_ASM_SELECT_SECTION): Delete.
15951 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
15952 for non-mips16 code, removing previous workaround for SGI assemblers.
15953 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
15954 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
15955 (override_options): Remove !TARGET_GAS and !have_named_sections code.
15956 (print_operand): Fold TARGET_GAS conditionals into asm strings.
15957 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
15958 ASM_STABS_OP and ASM_STABN_OP.
15959 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
15960 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
15961 (mips_output_function_prologue): Remove !TARGET_GAS code.
15962 (mips_select_rtx_section): Remove !have_named_sections code.
15963 (mips_select_section): Delete.
15964 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
15965 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
15966 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
15967 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
15968 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
15969 * config/mips/windiss.h (ASM_SPEC): Likewise.
15971 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15973 * read-rtl.c (map_value, mapping, macro_group): New structures.
15974 (BELLWETHER_CODE): New macro.
15975 (modes, codes, bellwether_codes): New variables.
15976 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
15977 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
15978 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
15979 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
15980 (add_map_value, initialize_macros): New functions.
15981 (def_hash, def_hash_eq_p): Generalize to anything that points to,
15982 or starts with, a char * field.
15983 (find_macro, read_mapping, check_code_macro): New functions.
15984 (read_rtx_1): New, split out from read_rtx. Handle the new
15985 define_{mode,code}_{macro,attr} constructs. Use find_macro
15986 to parse the name of a code or mode. Use BELLWETHER_CODE to
15987 extract the format and to choose a suitable code for rtx_alloc.
15988 Modify recursive invocations to use read_rtx_1.
15989 (read_rtx): Call initialize_macros. Apply code and mode macros
15990 to the rtx returned by read_rtx_1. Cache everything after the
15991 first macro expansion for subsequent read_rtx calls.
15992 * doc/md.texi: Document new .md constructs.
15993 * config/mips/mips.md (GPR): New mode macro.
15994 (d, si8_di5): New mode attributes.
15995 (any_cond): New code macro.
15996 (add[sd]i3): Redefine using :GPR.
15997 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
15998 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
15999 previously unnamed MIPS16 patterns.
16000 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
16001 lines. Don't match (plus (const_int 0) ...).
16002 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
16003 Use a define_split to generate the addition.
16004 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
16005 (subsi3_internal): Delete.
16006 (*subsi3_extended): Renamed from subsi3_internal_2.
16007 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
16008 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
16009 using an any_cond template.
16011 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16013 * read-rtl.c (read_rtx): Tidy use of format_ptr.
16015 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16017 * read-rtl.c (string_obstack): New file-scope variable.
16018 (read_string, read_quoted_string, read_braced_string)
16019 (read_escape): Remove obstack parameter and use string_obstack instead.
16020 (read_rtx): Remove function-local rtl_obstack and initialize
16021 string_obstack instead. Update call to read_string.
16023 2004-08-22 Andrew Pinski <apinski@apple.com>
16026 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
16027 expression is not constant.
16028 (c_finish_return): Do not go through INDIRECT_REF when looking
16029 for the inner expression of an ADDR_EXPR for warning about.
16031 2004-08-22 Richard Henderson <rth@redhat.com>
16034 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
16035 create new blocks and fall through.
16036 (expand_gimple_basic_block): Update to match.
16038 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
16040 * reload.c (find_reloads_address): Make return value tri-state.
16041 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
16042 (find_reloads): Assume that reloaded addresses match 'o' or
16043 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
16044 returned 1 (not -1). Omit optional reloads for address operands
16045 only if find_reloads_address returned 1 (not -1).
16047 * config/s390/s390.c (legitimize_reload_address): New function.
16048 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
16049 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
16050 legitimize_reload_address.
16052 2004-08-22 Richard Hendersion <rth@redhat.com>
16054 * tree.h (SAVE_EXPR_RESOLVED_P): New.
16055 * gimplify.c (gimplify_save_expr): Use it.
16056 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
16057 on the temporary variable.
16059 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
16061 * fold-const.c (rtl_expr_nonnegative_p): Delete.
16062 * tree.h (rtl_expr_nonnegative_p): Remove.
16064 2004-08-22 Steven Bosscher <stevenb@suse.de>
16066 * config/i386/ppro.md (ppro_complex_insn): Add missing check
16067 for cpu==pentiumpro.
16069 * combine.c (struct reg_stat): Fix comment typo.
16071 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
16073 * c-tree.h (c_sizeof_nowarn): Remove.
16075 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
16077 * c-decl.c (set_array_declarator_type): Rename to
16078 set_array_declarator_inner.
16079 (build_c_parm, build_attrs_declarator, build_function_declarator):
16081 (make_pointer_declarator): Call build_attrs_declarator.
16082 * c-tree.h (set_array_declarator_type): Rename to
16083 set_array_declarator_inner.
16084 (build_c_parm, build_attrs_declarator, build_function_declarator):
16086 * c-parse.in (after_type_declarator,
16087 parm_declarator_starttypename, parm_declarator_nostarttypename,
16088 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
16089 firstparm): Use these functions
16091 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
16093 * c-decl.c (build_array_declarator, set_array_declarator_type,
16094 start_decl, grokdeclarator, grokparms): Change boolean parameters
16096 * c-tree.h (build_array_declarator, set_array_declarator_type,
16097 start_decl): Update prototypes.
16098 * c-decl.c, c-parse.in: All callers changed.
16100 2004-08-21 Mike Stump <mrs@apple.com>
16102 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
16103 (darwin_fix_and_continue): Likewise.
16104 (darwin_fix_and_continue_switch): Likewise.
16105 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
16106 (darwin_fix_and_continue): Likewise.
16107 (darwin_fix_and_continue_switch): Likewise.
16109 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
16112 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
16113 Remove, merging into ...
16114 (gen_stdcall_or_fastcall_suffix): New function, returning tree
16115 rather than const char*, and accepting additional parameter.
16116 Don't add suffix to '*'-prefixed symbols or variadic functions.
16117 (i386_pe_encode_section_info): Adjust for call to new function.
16118 Call change_decl_assembler_name.
16120 2004-08-20 Mike Stump <mrs@apple.com>
16122 * config/darwin.c (machopic_indirect_data_reference): Mark
16124 * config/386/386.c (darwin_local_data_pic): Add.
16125 (legitimate_constant_p): Reorder so that PLUS handling runs
16126 before darwin_local_data_pic to match the ordering in
16127 legitimate_pic_address_disp_p and so that MINUS runs after
16128 darwin_local_data_pic as otherwise the darwin_local_data_pic
16129 logic can be skipped, which would be very bad.
16130 (legitimate_pic_address_disp_p): Move from from here to
16131 darwin_local_data_pic so it can be reused.
16133 2004-08-21 Alan Modra <amodra@bigpond.net.au>
16135 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
16136 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
16137 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
16138 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
16139 (RS6000_ABI_NAME): Define as "linux".
16140 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
16141 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
16142 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
16143 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
16144 * config/rs6000/rs6000.c (dot_symbols): New global var.
16145 (rs6000_output_function_entry): New function, modified for
16147 (print_operand <case 'z'>): ..extracted from here.
16148 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
16149 (rs6000_output_function_epilogue): Likewise.
16150 (rs6000_elf_declare_function_name): Likewise.
16151 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
16152 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
16153 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
16154 * configure: Regenerate.
16155 * config.in: Regenerate.
16157 2004-08-20 Mark Mitchell <mark@codesourcery.com>
16159 * reload.c (find_reloads_address): Fix thinko in previous change.
16161 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
16164 2004-08-20 Jakub Jelinek <jakub@redhat.com>
16166 PR rtl-optimization/17099
16167 * combine.c (force_to_mode): Check if inner_mask has any bits set
16168 outside of GET_MODE (x) instead of op_mode.
16170 2004-08-20 Mark Mitchell <mark@codesourcery.com>
16172 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
16174 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
16175 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
16176 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
16178 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
16180 * config/arm/t-symbian: New file.
16182 2004-08-20 Andrew Pinski <apinski@apple.com>
16184 * regrename.c (kill_value_regno): ANSIfy.
16186 2004-08-20 Dale Johannesen <dalej@apple.com>
16188 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
16190 2004-08-20 Daniel Jacobowitz <dan@debian.org>
16192 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
16193 (kill_value_regno): New function, derived from kill_value.
16194 (kill_value): Update.
16195 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
16197 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
16199 Fix PR tree-optimization/17111
16200 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
16201 of non-value_handles.
16202 (bitmap_set_contains): All constants are in every set.
16204 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
16206 * fold-const.c (round_up, round_down): Use build_int_cst.
16207 Optimize common case.
16209 2004-08-20 Zack Weinberg <zack@codesourcery.com>
16210 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16212 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
16213 one_only_data_section): Rename to som_readonly_data_section,
16214 som_one_only_readonly_data_section and som_one_only_data_section.
16215 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
16216 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
16217 conditional defines.
16218 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
16219 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
16221 (pa_select_section): Use renamed section functions.
16222 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
16223 SOM_READONLY_DATA_SECTION_FUNCTION,
16224 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
16225 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
16227 * config/pa/som.h: ... not here.
16228 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
16229 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
16230 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
16231 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
16232 (READONLY_DATA_SECTION): Use som_readonly_data_section.
16234 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
16236 * fold-const.c (int_const_binop): Don't generate non-overflowing
16237 size-types specially.
16238 (fold_convert_const): Likewise.
16240 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
16241 clear cache on copied sizetype.
16243 2004-08-20 Ben Elliston <bje@au.ibm.com>
16245 * configure.ac: Don't escape apostrophe in --enable-coverage help.
16246 * configure: Regenerate.
16248 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
16251 * gcc.c (struct stat input_stat): Don't define if
16252 HOST_LACKS_INODE_NUMBERS
16253 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
16254 than stat to determine if temp file is same as input file.
16255 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
16256 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
16258 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
16260 * configure.ac (mips*-*-*): Print an error if not using GAS.
16261 * configure: Regenerated.
16262 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
16263 comments about buggy MIPSpro assemblers.
16264 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
16265 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
16266 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
16267 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
16268 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
16269 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
16270 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
16271 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
16272 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
16273 of more general IRIX 6 definitions.
16274 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
16275 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
16276 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
16277 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
16278 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
16279 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
16280 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
16281 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
16282 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
16283 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
16284 (LINK_SPEC): Move most of definition to iris.h.
16285 (SUBTARGET_LINK_SPEC): New macro.
16286 (IRIX_STARTFILE_SPEC): Fold into...
16287 (STARTFILE_SPEC): ...here.
16288 (IRIX_ENDFILE_SPEC): Fold into...
16289 (ENDFILE_SPEC): ...here.
16290 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
16291 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
16292 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
16293 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
16294 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
16295 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
16296 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
16297 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
16298 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
16299 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
16300 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
16301 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
16302 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
16303 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
16304 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
16305 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
16306 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
16307 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
16308 (TARGET_IRIX6): Define to 1.
16309 (DRIVER_SELF_SPECS): Define.
16310 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
16311 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
16312 (SUBTARGET_LINK_SPEC): New macro.
16313 (IRIX_STARTFILE_SPEC): Fold into...
16314 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
16315 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
16316 (LIB_SPEC, LIBGCC_SPEC): Use them.
16317 (LIB_SPEC): Remove !mabi=* case.
16318 (IRIX_ENDFILE_SPEC): Fold into...
16319 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
16320 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
16321 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
16322 (TARGET_IRIX6): New macro.
16323 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
16324 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
16325 (LABEL_AFTER_LOC): Delete.
16326 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
16327 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
16328 (mips_build_builtin_va_list): Check TARGET_IRIX6.
16329 (override_options): Remove TARGET_SGI_O32_AS-related code.
16330 (irix_output_external_libcall): Make static.
16331 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
16333 (mips_file_start): Tidy guard for ABI sections. Remove use of
16334 ABICALLS_ASM_OP; use .abicalls instead.
16335 (mips_output_aligned_decl_common, mips_declare_object_name)
16336 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
16337 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
16338 .globl foo .text directives.
16339 (irix_asm_named_section_1, irix_asm_named_section)
16340 (irix_section_align_entry, irix_section_align_htab)
16341 (irix_orig_asm_out_file, irix_section_align_entry_eq)
16342 (irix_section_align_entry_hash, irix_asm_output_align)
16343 (irix_file_start, irix_section_align_1, copy_file_data)
16344 (irix_file_end, irix_section_type_flags): Delete.
16345 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
16346 Use standard section syntax. Remove protective "jr $31".
16347 (__gcc_fini): Likewise .gcc_fini.
16348 * config/mips/irix-crtn.asm: Adjust sections accordingly.
16349 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
16351 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
16353 (EXTRA_MULTILIB_PARTS): Define.
16354 * config/mips/t-iris6: Remove bogus comment.
16355 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
16356 * config/mips/iris5gas.h, config/mips/iris5gld.h,
16357 config/mips/iris6gas.h, config/mips/iris6gld.h,
16358 config/mips/t-iris5-as, config/mips/t-iris5-gas
16359 config/mips/t-irix-gld: Delete.
16360 * config/mips/iris.h: New file.
16361 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
16363 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
16365 * postreload.c (reload_cse_move2add): Allow any condjump, but check
16366 that the implicit set isn't clobbered in the jump insn.
16368 2004-08-19 Mark Mitchell <mark@codesourcery.com>
16370 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
16371 * optabs.c (init_optabs): Don't check it.
16372 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
16373 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
16375 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
16377 * config/s390/s390.md (s390_warn_framesize_string)
16378 (s390_warn_dynamic_string, s390_stack_size_string)
16379 (s390_stack_guard_string): New global string variables.
16380 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
16381 (s390_stack_guard): New global variables.
16382 (override_options): Added checks for the new options.
16383 (s390_emit_prologue): Emit stack check and trap code and perform
16384 compile time stack size checking.
16386 * config/s390/s390.h (TARGET_OPTIONS): Added new options
16387 "warn-framesize", "warn-dynamicstack", "stack-size" and
16390 * doc/invoke.texi: Added documentation for the new options.
16392 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
16394 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
16395 to eliminate warning.
16396 (linear_search_fdes): Declare p as unsigned.
16397 (binary_search_mixed_encoding_fdes): Likewise.
16398 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
16399 to eliminate warning.
16400 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
16403 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
16405 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
16406 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
16407 instead of one. Check for strictly legitimate address.
16408 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
16409 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
16411 2004-08-19 Eric Christopher <echristo@redhat.com>
16413 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
16414 * langhooks.h (unsave_expr_now): Ditto.
16415 * tree.h (unsave_expr_1): Remove prototype.
16416 (lhd_unsave_expr_now): Rename to unsave_expr_now.
16417 * tree-inline.c (unsave_expr_1): Move here
16418 from tree.c. Make static.
16419 (unsave_expr_now): Rename from lhd_unsave_expr_now.
16420 * tree-sra.c: Fix up for rename.
16421 * tree-ssa-copy.c: Ditto.
16422 * tree-eh.c: Ditto.
16423 * tree.c (unsave_expr_1): Move to tree-inline.c.
16425 2004-08-19 Caroline Tice <ctice@apple.com>
16427 * config/i386/cygming.h (switch_to_section): Fix typo (change
16428 in_unlikely_text_section to in_unlikely_executed_text).
16430 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
16432 * vec.h (VEC_lower_bound): New macro.
16434 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
16437 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
16438 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
16439 treat each ABI separately. Deal with n32/n64 complex float arguments.
16440 (function_arg): Add associated complex handling here.
16442 2004-08-19 Richard Henderson <rth@redhat.com>
16444 * config/arm/arm.c (arm_gen_load_multiple): Use
16445 adjust_automodify_address. Take base memory and offset instead
16446 of unchanging/struct/scalar bits.
16447 (arm_gen_store_multiple): Likewise.
16448 (arm_gen_movmemqi): Use adjust_automodify_address.
16449 * config/arm/arm-protos.h: Update decls.
16450 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
16451 (store_multiple): Similarly.
16453 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
16455 * regclass.c (globalize_reg): Update call_really_used_regs.
16457 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
16459 * doc/invoke.texi (integer-share-limit): Document.
16461 * tree.h (TYPE_CACHED_VALUES_P): New.
16462 (TYPE_CACHED_VALUES): New.
16463 (TYPE_ORIG_SIZE_TYPE): Adjust.
16464 * tree.def (INTEGER_CST): Update documentation.
16465 * tree.c: Inlcude params.h.
16466 (build_int_cst): Cache small values.
16467 (build_type_copy): Do not copy the value cache.
16468 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
16470 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
16471 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
16473 * fold-const.c (force_fit_type): Copy value when setting
16475 (int_const_binop): Likewise.
16476 * stor-layout.c: Include params.h
16477 (set_sizetype): Create values cache.
16478 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
16479 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
16480 * params.h (INTEGER_SHARE_LIMIT): New.
16481 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
16483 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
16485 * gimplify.c (gimplify_minimax_expr): Remove.
16486 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
16488 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
16490 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
16491 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
16493 2004-08-19 Mark Mitchell <mark@codesourcery.com>
16495 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
16497 2004-08-18 Andrew Pinski <apinski@apple.com>
16499 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
16501 2004-08-18 Mark Mitchell <mark@codesourcery.com>
16503 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
16504 (__aeabi_ul2f): Likewise.
16506 2004-08-18 Richard Henderson <rth@redhat.com>
16508 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
16509 move to rtl completely.
16510 (struct meminsnbuf, xtensa_emit_block_move): Remove.
16511 (xtensa_find_mode_for_size): Remove.
16512 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
16513 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
16515 2004-08-18 Richard Henderson <rth@redhat.com>
16517 * config/mcore/mcore.c (mode_from_align): Remove DImode.
16518 (block_move_sequence): Rewrite to use adjust_address.
16519 (mcore_expand_block_move): Cleanup logic. Accept only operands.
16520 Return boolean indicating success/failure.
16521 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
16522 * config/mcore/mcore.md (movmemsi): Update to match.
16524 2004-08-18 Mike Stump <mrs@apple.com>
16526 * doc/invoke.texi (-mfix-and-continue): Add support for
16527 fast turn around debugging.
16528 (-ffix-and-continue): Likewise.
16529 (-mindirect-data): Likewise.
16530 (-findirect-data): Likewise.
16531 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
16532 (indirect_data): Likewise.
16533 (machopic_data_defined_p): Likewise.
16534 (machopic_output_indirection): Likewise.
16535 (darwin_encode_section_info): Likewise.
16536 (darwin_fix_and_continue): Likewise.
16537 (darwin_fix_and_continue_switch): Likewise.
16538 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
16539 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
16540 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
16541 (SUBTARGET_OPTIONS): Likewise.
16542 (darwin_fix_and_continue): Likewise.
16543 (darwin_fix_and_continue_switch): Likewise.
16544 (TARGET_FIX_AND_CONTINUE): Likewise.
16545 * config/rs6000.c (rs6000_emit_prologue): Likewise.
16547 2004-08-19 Steven Bosscher <stevenb@suse.de>
16549 * basic-block.h (struct edge_def): Remove crossing_edge.
16550 (EDGE_CROSSING): New define.
16551 (EDGE_ALL_FLAGS): Update.
16552 * bb-reorder.c (find_traces_1_round, better_edge_p,
16553 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
16554 find_jump_block, fix_crossing_conditional_branches,
16555 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
16556 Replace all occurences of crossing_edge with an edge flag check
16558 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16559 try_crossjump_bb): Likewise.
16560 * cfglayout.c (fixup_reorder_chain): Likewise.
16561 * cfgrtl.c (force_nonfallthru_and_redirect,
16562 commit_one_edge_insertion): Likewise.
16564 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
16565 * tree-flow.h (compute_dominance_frontiers): Move prototype...
16566 * basic-block.h: ...here.
16567 * tree-cfg.c (compute_dominance_frontiers_1,
16568 compute_dominance_frontiers): Move from here...
16569 * cfganal.c: ...to here. Include timevar.h.
16571 2004-08-18 James E Wilson <wilson@specifixinc.com>
16573 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
16574 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
16576 * config/mips/mips.md (type): Add frdiv.
16577 (divsf3+1, divsf3+2): Change type to frdiv.
16578 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
16579 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
16581 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
16582 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
16583 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
16584 * config/mips/5000.md (r5k_fdiv_single): Likewise.
16585 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
16586 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
16587 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
16588 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
16589 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
16590 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
16592 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
16594 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
16596 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
16597 get regression tester working again.
16599 2004-08-18 Zack Weinberg <zack@codesourcery.com>
16601 * insn-notes.def, reg-notes.def: New files.
16602 * rtl.h: Use them to define enum insn_note and enum reg_note.
16603 * rtl.c: Use them to define note_insn_name and reg_note_name.
16604 * Makefile.in (RTL_BASE_H): Update.
16606 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
16607 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
16609 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
16611 * arm.c (arm_size_rtx_costs): New function.
16612 (arm_override_options): Use it if optimizing for space.
16614 2004-08-18 Richard Henderson <rth@redhat.com>
16616 * emit-rtl.c (gen_const_mem): New.
16617 * rtl.h (gen_const_mem): Declare.
16618 * expr.c (do_tablejump): Use it.
16619 * varasm.c (force_const_mem): Likewise.
16620 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16621 (machopic_legitimize_pic_address): Likewise.
16622 * config/arm/arm.c (legitimize_pic_address): Likewise.
16623 * config/i386/i386.c (legitimize_pic_address): Likewise.
16624 (legitimize_tls_address): Likewise.
16625 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
16626 * config/ia64/ia64.md (load_fptr): Likewise.
16627 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
16628 * config/pa/pa.c (legitimize_pic_address): Likewise.
16629 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
16630 (rs6000_emit_move): Likewise.
16631 * config/s390/s390.c (legitimize_pic_address): Likewise.
16632 (legitimize_tls_address): Likewise.
16633 * config/s390/s390.md (casesi): Likewise.
16634 * config/sh/sh.c (sh_reorg): Likewise.
16635 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
16636 * config/v850/v850.md (casesi): Likewise.
16638 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
16639 * config/sh/sh.c (prepare_move_operands): Remove incorrect
16640 use of MEM_READONLY_P.
16642 2004-08-18 Steven Bosscher <stevenb@suse.de>
16644 * Makefile.in (OBJS-common): Add postreload-gcse.c.
16645 Add new postreload-gcse.o.
16646 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
16647 (lookup_as_function, insert, rehash_using_reg, use_related_value,
16648 equiv_constant): Use SAFE_HASH instead of safe_hash.
16649 (exp_equiv_p): Export. Add for_gcse argument when comparing
16651 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
16652 find_comparison_args, fold_rtx, cse_insn): Update callers.
16653 (hash_rtx): New function derived from old canon_hash and bits
16654 from gcse.c hash_expr_1.
16655 (canon_hash_string): Rename to hash_rtx_string.
16656 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
16657 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
16658 (cselib_lookup): Update this caller.
16659 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
16661 (hash_expr): Call hash_rtx.
16662 (ldst_entry): Likewise.
16663 (expr_equiv_p): Call exp_equiv_p.
16664 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
16665 reg_used_on_edge, reg_set_between_after_reload_p,
16666 reg_used_between_after_reload_p, get_avail_load_store_reg,
16667 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
16668 get_bb_avail_insn, hash_scan_set_after_reload,
16669 compute_hash_table_after_reload,
16670 eliminate_partially_redundant_loads, gcse_after_reload,
16671 get_bb_avail_insn, gcse_after_reload_main): Remove.
16672 * postreload-gcse.c: New file, reincarnating most of the above.
16673 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
16674 (gcse_after_reload_main): Update prototype.
16675 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
16676 * passes.c (rest_of_handle_gcse2): Use it.
16678 2004-08-18 Diego Novillo <dnovillo@redhat.com>
16680 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
16681 (pass_loop_done): Likewise.
16683 2004-08-18 Andrew Pinski <apinski@apple.com>
16685 * config/rs6000/darwin.md: Delete the altivec patterns which are
16686 handled differently now.
16687 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
16688 (macho_correct_pic_di): Likewise.
16689 (call_indirect_nonlocal_darwin64): Likewise.
16690 Delete the save world/saveFP/saveVec patterns.
16692 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
16693 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
16694 * config/rs6000/rs6000.md: Include darwin.md.
16695 (builtin_setjmp_receiver): Add DImode case.
16696 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
16699 2004-08-18 Matt Austern <austern@apple.com>
16701 Dead code stripping
16702 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
16703 * darwin.c (darwin_file_end): Mark file as potentially strippable.
16705 2004-08-18 Richard Henderson <rth@redhat.com>
16707 * alias.c (readonly_fields_p): Remove.
16708 (objects_must_conflict_p): Don't call it.
16709 * tree.h (readonly_fields_p): Remove.
16710 * langhooks.h (struct lang_hooks): Remove honor_readonly.
16711 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
16713 2004-08-18 Diego Novillo <dnovillo@redhat.com>
16715 * tree-dfa.c (add_referenced_var): Only global variables are
16717 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
16718 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
16719 all pointers dereferenced if the statement dereferences them.
16720 (create_name_tags): Do not create memory tags for pointers
16721 that have PT_ANYTHING set.
16722 Also check if PT_VARS is not empty before creating a name tag.
16723 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
16724 variables that share the same alias set with a pointer that
16725 may point anywhere.
16726 (add_may_alias): Add FIXME comment to remove clobbering
16727 aliased variables and tags.
16728 (replace_may_alias): Likewise.
16729 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
16730 (merge_pointed_to_info): If the original variable has not
16731 points-to information, call set_pt_anything.
16732 (add_pointed_to_var): Do not prevent adding a pointed-to
16733 variable if the pointers is PT_ANYTHING.
16734 If the variable is a global, set PT_GLOBAL_MEM.
16735 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
16736 pointer type only come in PTR+OFFSET flavours.
16737 Always call merge_pointed_to_info on PHI arguments that are
16739 (get_nmt_for): Mark call-clobbered tags whose pointer points
16741 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
16743 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
16745 (add_stmt_operand): Abort if the caller tried to add a killing
16746 definition for a memory tag.
16747 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
16748 unnecessary checks.
16750 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
16752 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
16753 from call_used_regs. Update call_really_used_regs.
16754 (CALL_REALLY_USED_REGISTERS): Define.
16755 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
16756 Replace call_used_regs with call_really_used_regs.
16757 (calc_live_regs, sh_media_register_for_return): Likewise.
16758 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
16759 * sh.md (return_media): Likewise.
16761 2004-08-18 Andrew Pinski <apinski@apple.com>
16763 * config/darwin.c (machopic_legitimize_pic_address): Only set
16764 MEM_READONLY_P in the non TARGET_TOC case.
16766 2004-08-18 Zack Weinberg <zack@codesourcery.com>
16768 * rtl.def (NIL): Delete.
16769 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
16770 Tighten the syntax a little.
16772 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
16773 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
16774 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
16775 * config/i386/predicates.md, config/m32r/m32r.h
16776 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
16777 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
16778 * config/sparc/sparc.h, doc/tm.texi:
16779 Replace all occurrences of NIL with UNKNOWN.
16781 2004-08-18 Zack Weinberg <zack@codesourcery.com>
16783 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
16784 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
16785 sequence inline. Move drop_through_label code into this
16786 block, being the only place it is used. Adjust comments.
16788 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
16790 * config/rs6000/altivec.md: Add new patterns for calls to
16791 save_world/rest_world functions.
16793 * config/rs6000/rs6000-protos.h: (save_world_operation,
16794 restore_world_operation) new declarations.
16796 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
16798 (rs6000_stack_info): Set world_save_p field.
16799 (save_world_operation): New function.
16800 (restore_world_operation): New function.
16801 (compute_save_world_info): New function.
16802 (rs6000_stack_info): Call compute_save_world_info.
16803 (rs6000_emit_prologue): Check for world_save_p and generate
16804 pattern to call save_world for saving all non-volatile and
16806 (rs6000_emit_epilogue): Check for world_save_p and generate
16807 pattern to call rest_world to restore saved registers.
16809 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
16810 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
16811 (rs6000_reg_names): New entries added for save_world_operation and
16812 restore_world_operation.
16814 2004-08-18 Caroline Tice <ctice@apple.com>
16816 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
16817 "-freorder-blocks-and-partition" to the flags used in second
16818 stage of profiledbootstrap.
16819 * bb-reorder.c (push_to_next_round_p): Add new variable,
16820 next_round_is_last; set and use variable to make sure, when
16821 partitioning, that the last trace construction round consists
16822 of all (and only) cold basic blocks.
16823 (rotate_loop): Don't copy blocks that end in a section
16825 (copy_bb): Correctly initialize "partition" of duplicated bb.
16826 (add_unlikely_executed_notes): Add a comment.
16827 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
16828 to make sure, if function contains hot blocks, that the
16829 successors of ENTRY_BLOCK_PTR are hot; also, only look for
16830 crossing edges if the architecture supports named sections.
16831 (mark_bb_for_unlikely_executed_section): Modify to always
16832 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
16833 the basic block note insn.
16834 (fix_crossing_unconditional_branches): Remove extra space.
16835 (fix_edges_for_rarely_executed_code): Modify to only do
16836 partitioning work if the architecture supports named sections.
16837 (reorder_basic_blocks): Modify to only add
16838 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
16839 supports named sections.
16840 * c-common.c (handle_section_attribute): Initialize new global
16841 variable, user_defined_section_attribute, to true if user has
16843 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
16844 forward edges that cross section boundaries.
16845 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
16846 partitioning information if the architecture supports named
16848 * cfgrtl.c (target.h): Add statement to include this.
16849 (rtl_split_block): Make sure newly created bb gets correct
16851 (try_redirect_by_replacing_jump): Make sure redirection isn't
16852 attempting to cross section boundaries.
16853 (force_nonfallthru_and_redirect): Only do partition fix up if
16854 architecture supports named sections.
16855 (rtl_split_edge): Make sure newly created bb ends up in
16857 (commit_one_edge_insertion): Remove code that incorrectly
16858 updated basic block partition; Make sure partition fix up only
16859 happens if architecture supports named sections and it's not
16861 (rtl_verify_flow_info_1): Fix if-condition on test/error
16862 condition that fallthru edges are not allowed to cross section
16864 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
16865 * final.c (final_scan_insn): Remove redundant test from if-statement;
16866 change calls to text_section into calls to function_section; add code
16867 to only to partitioning fix up if architecture supports named
16869 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
16871 (if_convert): Add targetm.have_named_sections to test.
16872 * output.h (unlikely_section_label): Extern declaration for new global
16874 (unlikely_text_section_name): Likewise.
16875 * opts.c (decode_options): If both partitioning and DWARF debugging
16876 are turned on, issue a warning that this doesn't work, and change
16877 partitiong to basic block reordering (without hot/cold partitions).
16878 * passes.c (rest_of_handle_final): Re-set new global variable,
16879 user_defined_section_attribute, to false.
16880 (rest_of_compilation): Change options for calling partitioning
16881 function: Don't call if the user defined the section attribute, and
16882 don't call if DECL_ONE_ONLY is true for the current function.
16883 * predict.c (choose_function_section): Return immediately if we
16884 are doing hot/cold partitioning (i.e. let the basic block partitioning
16885 determine where the function belongs).
16886 * reg-stack.c (emit_swap_insn): Add condition to step over
16887 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
16888 * toplev.c (user_defined_section_attribute): New global variable.
16889 * toplev.h (user_defined_section_attribute): Extern declaration
16890 for new global variable.
16891 * varasm.c (unlikely_section_label): New global variable.
16892 (unlikely_text_section_name): New global variable.
16893 (unlikely_text_section): Add code to initialize
16894 unlikely_text_section_name if necessary; modify to use
16895 unlikely_text_section_name and unlikely_section_label; also to use
16896 named_section properly.
16897 (in_unlikely_text_section): Modify to work correctly with
16898 named_section and to use unlikely_text_section_name.
16899 (named_section): Add code to work properly with cold section.
16900 (function_section): Clean up if-statement.
16901 * config/darwin.c (darwin_asm_named_section): Return to original
16902 code, removing use of SECTION_FORMAT_STRING.
16903 * config/arm/pe.h (switch_to_section): Add case for
16904 in_unlikely_executed_text to switch statement.
16905 * config/i386/cygming.h (switch_to_section): Likewise.
16906 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
16907 (SECTION_FORMAT_STRING): Likewise.
16908 * config/mcore/mcore.h (switch_to_section): Likewise.
16909 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
16910 (SECTION_FORMAT_STRING): Remove.
16912 2004-08-18 Roger Sayle <roger@eyesopen.com>
16914 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
16915 -ffixed-reg safe, by preserving the meanings of zero and one.
16916 (CALL_USED_REGISTERS): Likewise.
16917 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
16919 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
16921 * config/sh/sh.c (split_branches): Check the result of
16923 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
16924 Call rtl_register_cfg_hooks.
16926 2004-08-18 Richard Henderson <rth@redhat.com>
16928 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
16929 * alias.c (true_dependence): Update to match new semantics.
16930 (canon_true_dependence, write_dependence_p): Likewise.
16931 (anti_dependence, output_dependence): Update write_dependence_p args.
16932 (unchanging_anti_dependence): Remove.
16933 * calls.c (purge_mem_unchanging_flag): Remove.
16934 (fixup_tail_calls): Don't call it.
16935 (expand_call): Don't add unchanging memory to function usage.
16936 * expr.c (emit_block_move_via_libcall): Likewise.
16937 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
16938 (get_subtarget): Don't use RTX_UNCHANGING_P.
16939 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
16940 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
16941 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
16942 * cse.c (insert): Don't use RTX_UNCHANGING_P.
16943 (cse_insn, canon_hash): Use MEM_READONLY_P.
16944 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
16945 instead of RTX_UNCHANGING_P.
16946 * explow.c (maybe_set_unchanging): Remove.
16947 * expr.h (maybe_set_unchanging): Remove.
16948 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
16949 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
16950 (assign_parm_setup_reg, expand_function_start): Likewise.
16951 * integrate.c (copy_rtx_and_substitute): Likewise.
16952 * ra-rewrite.c (emit_colors): Likewise.
16953 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
16954 (fixup_match_1): Likewise.
16955 * reload1.c (reload, alter_reg): Likewise.
16956 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
16957 not RTX_UNCHANGING_P.
16958 (equiv_init_varies_p): Likewise.
16959 * loop-invariant.c (check_maybe_invariant): Likewise.
16960 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
16961 * loop.c (note_addr_stored): Likewise.
16962 (prescan_loop): Likewise. Don't check function usage for clobbered
16964 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
16965 not RTX_UNCHANGING_P.
16966 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
16967 * varasm.c (force_const_mem): Likewise.
16968 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
16969 * web.c (entry_register): Likewise.
16970 * tree-gimple.h (get_base_address): Move decl ...
16971 * tree.h: ... here.
16972 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
16974 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
16975 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
16976 (alpha_set_memflags): Update to match.
16978 * config/darwin.c (machopic_indirect_data_reference): Set
16979 MEM_READONLY_P instead of RTX_UNCHANGING_P.
16980 (machopic_indirect_call_target): Likewise.
16981 (machopic_legitimize_pic_address): Likewise.
16982 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
16983 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
16984 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
16985 * config/frv/frv.md (symGOT2reg): Likewise.
16986 * config/i386/i386.c (legitimize_pic_address,
16987 legitimize_tls_address, ix86_split_to_parts): Likewise.
16988 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
16989 * config/ia64/ia64.md (load_fptr): Likewise.
16990 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
16991 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
16992 * config/mcore/mcore.c (block_move_sequence): Likewise.
16993 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
16994 * config/pa/pa.c (legitimize_pic_address): Likewise.
16995 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
16996 (rs6000_emit_move): Likewise.
16997 * config/s390/s390.c (legitimize_pic_address): Likewise.
16998 (legitimize_tls_address): Likewise.
16999 * config/s390/s390.md (casesi): Likewise.
17000 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
17001 * config/sh/sh.md (symGOT2reg): Likewise.
17002 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
17003 * config/v850/v850.md (casesi): Likewise.
17005 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
17006 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
17007 * config/mips/mips.c (mips_restore_gp): Likewise.
17008 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
17009 * config/sh/sh.c (sh_reorg): Likewise.
17011 2004-08-18 Richard Henderson <rth@redhat.com>
17013 * tree.h (struct tree_decl): Add gimple_formal_temp.
17014 (DECL_GIMPLE_FORMAL_TEMP_P): New.
17015 * gimplify.c (pop_gimplify_context): Clear it.
17016 (lookup_tmp_var): Set it, if is_formal.
17017 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
17018 Use is_gimple_val for VECTOR. Simplify return value.
17019 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
17020 (gimplify_expr): Likewise.
17021 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
17022 is_gimple_tmp_rhs for clarity. Update all callers.
17023 (is_gimple_reg_rhs): Simplify logic.
17024 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
17025 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
17026 (is_gimple_formal_tmp_reg): Similarly.
17027 * tree-gimple.h: Update decls.
17028 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
17029 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
17030 * tree-ssa-live.c (var_union, type_var_init): Likewise.
17032 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
17034 * c4x.c (legitimize_operands): Remove calls to
17035 preserve_subexpressions_p.
17037 2004-08-18 David Edelsohn <edelsohn@gnu.org>
17039 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
17040 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
17042 2004-08-18 Ziemowit Laski <zlaski@apple.com>
17044 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
17045 Objective-C++ extensions.
17046 * gengtype.c (get_file_basename): Match entire subdirectory name
17047 ('cp', 'objc', 'objcp') rather than just its suffix.
17048 (get_base_file_bitmap): Allow for files to belong to more than one
17050 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
17051 used by more than one front-end.
17053 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
17055 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
17056 avoid use of preserve_subexpressions_p.
17058 2004-08-17 Richard Henderson <rth@redhat.com>
17061 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
17063 2004-08-17 DJ Delorie <dj@redhat.com>
17065 * doc/extend.texi: Document new xstormy16 attribute.
17067 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
17068 (xstormy16_splittable_below100_or_register): New.
17069 (combine_bnp): New.
17070 (xstormy16_reorg): New.
17071 (TARGET_MACHINE_DEPENDENT_REORG): Define.
17073 * config/stormy16/stormy16.md (movqi_internal): Make name public.
17074 (movhi_internal): Likewise.
17075 (cbhranchhi): Likewise.
17076 (cbhranchhi_neg): Likewise.
17077 (andhi3): Only allow splittable below100 operands.
17078 (iorhi3): Likewise.
17079 (peephole2): New and/zero_extend->and peephole.
17080 (peephole2): New load/ior/save->set1 peephole.
17081 (peephole2): New load/and/save->clr1 peephole.
17082 (bclrx, bclrx2, bclr7, bclr15): New.
17083 (bsetx, bsetx2, bset7, bset15): New.
17085 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
17086 liberal about acceptable 'B' masks.
17088 * config/stormy16/stormy16-protos.h
17089 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
17090 xstormy16_below100_operand, xstormy16_below100_or_register,
17091 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
17092 (PREDICATE_CODES): Add new predicates.
17094 * config/stormy16/stormy16.c
17095 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
17096 xstormy16_below100_operand, xstormy16_below100_or_register,
17097 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
17098 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
17099 (xstormy16_legitimate_address_p): Allow below100 symbols.
17100 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
17101 (xstormy16_expand_move): Leave below100 operands as-is.
17102 (xstormy16_encode_section_info): Encode below100 symbols.
17103 (xstormy16_strip_name_encoding): New.
17104 (xstormy16_print_operand): Print 'b' as shift mask.
17105 (xstormy16_attribute_table): Add below100 attributes.
17106 (xstormy16_handle_below100_attribute): New.
17108 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
17109 (XSTORMY16_SECTION_FUNCTION): New.
17110 (EXTRA_SECTION_FUNCTIONS): Define using the above.
17111 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
17112 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
17113 (ASM_OUTPUT_LABELREF): Define.
17115 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
17116 (movhi_internal): Add below100 support.
17117 (andhi3): Add below100 support.
17118 (iorhi3): Add below100 support.
17119 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
17121 2004-08-17 James E Wilson <wilson@specifixinc.com>
17123 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
17124 of VOIDmode for comparison code mode.
17125 * config/mips/mips.md: For conditional move patterns, use mode of
17126 first compare operand for comparison mode, instead of VOIDmode.
17128 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
17129 normal and -ffast-math code.
17131 2004-08-17 Mark Mitchell <mark@codesourcery.com>
17134 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
17136 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
17138 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
17140 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
17142 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
17143 for non Darwin targets.
17144 (*call_value_nonlocal_darwin64): Likewise.
17146 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
17148 * config/rs6000/rs6000.c (rs6000_function_value): Check for
17149 altivec mode for altivec return register.
17151 2004-08-17 David Edelsohn <edelsohn@gnu.org>
17153 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
17154 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17155 * config/rs6000/rs6000.md: Include darwin.md.
17156 (builtin_setjmp_receiver): Add DImode case.
17157 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
17160 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
17162 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
17164 * tree-vectorizer.h: New File: Same.
17165 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
17166 * common.opt (ftree-vectorize): New flag to enable vectorization.
17167 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
17168 vectorization pass.
17169 * tree-data-ref.h (init_data_ref): Additional argument.
17170 (array_base_name_differ_p): Moved to tree-data-ref.c.
17171 * tree-data-ref.c (array_base_name_differ_p): Revised.
17172 (initialize_data_dependence_relation): Call array_base_name_differ_p
17173 with an extra argument.
17174 (analyze_all_data_dependences): Same.
17175 (init_data_ref): Additional argument is_read to set DR_IS_READ.
17176 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
17178 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
17179 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
17180 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
17181 vectorization pass.
17182 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
17183 (tree_ssa_loop_done): Call scev_finalize.
17184 (tree_vectorize): Define the new vectorization pass.
17185 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
17186 size of the vector they support (until support for multiple vector
17187 sizes is added to the vectorizer).
17188 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
17189 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
17190 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
17193 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
17195 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
17197 (generate_protocol_list, handle_impent): Likewise.
17199 2004-08-17 Roger Sayle <roger@eyesopen.com>
17201 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
17202 ensure that call_used_regs is a superset of both fixed_regs and
17203 call_really_used_regs.
17205 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
17208 * arm.md (addsi3_cbranch_scratch): Correct case labels.
17210 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
17212 PR middle-end/17036
17213 * fold-const.c (fold): Check for integer operand when
17214 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
17215 Pinski <pinskia@physics.uc.edu>.
17217 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
17219 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
17220 No need to check if in a cross configuration.
17221 * configure: Regenerate.
17223 * calls.c (precompute_register_parameters):
17224 Inline preserve_subexpressions_p ().
17225 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
17226 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
17228 * expr.c (get_subtarget): Likewise.
17229 * rtl.h (preserve_subexpressions_p): Remove.
17230 * stmt.c (preserve_subexpressions_p): Remove.
17232 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
17233 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
17234 Abort on gimplified cases.
17236 2004-08-16 James E Wilson <wilson@specifixinc.com>
17238 * tree.h (VECTOR_FLOAT_TYPE_P): New.
17239 (FLOAT_TYPE_P): Use it.
17240 * c-typeck.c (build_binary_op): After convert calls, check for
17241 check for ERROR_MARK operands.
17243 2004-08-16 Zack Weinberg <zack@codesourcery.com>
17245 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
17246 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
17247 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
17248 (genobjs static pattern rule): Remove %.c dependency.
17249 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
17250 Rename rules; delete commands; fix dependencies.
17251 (mostlyclean): Do not delete temporary source copies.
17252 * configure.ac: Delete all references to BUILD_PREFIX and
17254 * configure: Regenerate.
17256 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
17257 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
17258 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
17259 with #ifndef GENERATOR_FILE so that nothing from those headers
17262 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
17264 2004-08-16 Adam Nemet <anemet@lnxw.com>
17266 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
17268 2004-08-16 Andrew Pinski <apinski@apple.com>
17270 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
17271 extraneous semicolon.
17273 2004-08-16 Devang Patel <dpatel@apple.com>
17275 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
17276 * print-tree.c (print_node): Print DECL_PRESERVE_P.
17277 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
17278 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
17279 * target.h (struct gcc_target): New member, mark_decl_preserved.
17280 * hooks.c (hook_void_charptr): Rename to ...
17281 (hook_void_constcharptr): ... new name.
17282 * hooks.h (hook_void_charptr): Rename to ..
17283 (hook_void_constcharptr): ... new name.
17284 * tree.h (DECL_PRESERVE_P): New #define.
17285 (struct tree_decl): New member, preserve_flag.
17286 * varasm.c (assemble_start_function): Mark decl preserved.
17287 (assemble_variable): Same.
17288 * darwin.c (darwin_mark_decl_preserved): New function.
17289 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
17290 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
17291 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
17293 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
17295 * c-decl.c (grokdeclarator): Allow for function definition where
17296 innermost declarator has attributes.
17298 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
17300 * except.c (get_exception_filter, build_post_landing_pads,
17301 dw2_build_landing_pads): Use target-specific mode for 'filter'.
17302 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
17303 * target.h (eh_return_filter_mode): New field added.
17304 * targhooks.c (default_eh_return_filter_mode): Defined.
17305 * targhooks.h (default_eh_return_filter_mode): Declared.
17306 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
17308 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
17310 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
17311 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
17312 * configure: Regenerate.
17314 2004-08-16 Stan Shebs <shebs@apple.com>
17316 Basic support for 64-bit Darwin.
17317 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17318 (machopic_legitimize_pic_address): Similarly, plus use Pmode
17320 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
17321 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
17322 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
17323 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
17324 (PROCESSOR_DEFAULT64): Define.
17325 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
17327 * config/rs6000/rs6000.md: Include darwin.md.
17328 (builtin_setjmp_receiver): Add DImode case.
17329 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
17331 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
17332 (rs6000_emit_move): Add DImode case to Darwin bits.
17333 (machopic_output_stub): Use .quad if 64-bit.
17334 * invoke.texi: Document -m32 and -m64.
17336 2004-08-16 Janis Johnson <janis187@us.ibm.com>
17338 * doc/extend.texi (AltiVec builtins): Document additional differences
17339 from the Motorola AltiVec PIM.
17341 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
17343 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
17344 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
17345 (struct tree_common): Update public_flag documentation.
17347 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
17349 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
17350 Check for artificial variables, not is_gimple_tmp_var.
17351 * tree-ssa-live.c (var_union): Likewise.
17353 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
17355 * calls.c (load_register_parameters): Remove spurious FIXME token.
17357 2004-08-15 Ziemowit Laski <zlaski@apple.com>
17359 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
17360 (c-lang.o): Depend on c-objc-common.h.
17361 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
17362 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
17363 * c-lang.c: Include c-objc-common.h.
17364 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
17365 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
17366 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
17367 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
17368 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
17369 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
17370 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
17371 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
17372 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
17373 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
17374 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
17375 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
17376 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
17377 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
17378 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
17379 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17380 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
17381 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
17382 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
17383 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
17384 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
17385 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
17386 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
17387 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
17388 Move to c-objc-common.h.
17389 * c-objc-common.c: Include c-objc-common.h.
17390 * c-objc-common.h: New file.
17392 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
17393 Andrew Pinski <pinskia@physics.uc.edu>
17396 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
17399 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
17401 * tree.h (build_int_cst): New.
17402 (build_int_2): Remove.
17403 * tree.c (build_int_2): Remove.
17404 (build_int_cst): New.
17405 (make_vector_type, build_common_tree_nodes,
17406 build_common_tree_nodes_2): Use build_int_cst.
17407 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
17408 expand_builtin_strpbrk, expand_builtin_fputs,
17409 build_string_literal, expand_builtin_printf,
17410 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
17411 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
17412 fold_builtin_isdigit, simplify_builtin_strstr,
17413 simplify_builtin_strpbrk, fold_builtin_fputs,
17414 simplify_builtin_sprintf): Use build_int_cst.
17415 * c-common.c (start_fname_decls, fix_string_type,
17416 c_common_nodes_and_builtins, c_init_attributes,
17417 shorten_compare): Likewise.
17418 * c-decl.c (complete_array_type,
17419 check_bitfield_type_and_width): Likewise.
17420 * c-lex.c (interpret_integer, lex_charconst): Likewise.
17421 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
17422 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17423 * c-typeck.c (really_start_incremental_init, push_init_level,
17424 set_nonincremental_init_from_string): Likewise.
17425 * calls.c (load_register_parameters): Likewise.
17426 * convert.c (convert_to_pointer): Likewise.
17427 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
17428 build_fn_info_type, build_ctr_info_value, build_gcov_info):
17430 * except.c (init_eh, assign_filter_values, assign_filter_values):
17432 * expmed.c (store_fixed_bit_field, extract_bit_field,
17433 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
17434 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
17435 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
17436 * expr.c (convert_move, emit_group_load, emit_group_store,
17437 expand_assignment, store_constructor, store_field,
17438 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
17439 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
17440 invert_truthvalue, optimize_bit_field_compare,
17441 decode_field_reference, all_ones_mask_p, constant_boolean_node,
17442 fold_div_compare, fold, fold_read_from_constant_string,
17443 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17444 * function.c (assign_parm_setup_block): Likewise.
17445 * stmt.c (shift_return_value, expand_end_case_type,
17446 estimate_case_costs): Likewise.
17447 * stor-layout.c (layout_type, initialize_sizetypes,
17448 set_min_and_max_values_for_integral_type): Likewise.
17449 * tree-chrec.c (chrec_fold_multiply_poly_poly,
17450 reset_evolution_in_loop): Likewise.
17451 * tree-chrec.h (build_polynomial_chrec): Likewise.
17452 * tree-complex.c (build_replicated_const): Likewise.
17453 * tree-eh.c (honor_protect_cleanup_actions,
17454 lower_try_finally_onedest, lower_try_finally_copy,
17455 lower_try_finally_switch): Likewise.
17456 * tree-mudflap.c (mf_build_string, mx_register_decls,
17457 mudflap_register_call, mudflap_enqueue_constant): Likewise.
17458 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
17459 * tree-pretty-print.c (dump_generic_node): Likewise.
17460 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
17462 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
17463 * tree-ssa-loop-niter.c (number_of_iterations_cond,
17464 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
17467 * config/alpha/alpha.c (alpha_initialize_trampoline,
17468 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
17469 * config/arm/arm.c (arm_get_cookie_size): Likewise.
17470 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
17471 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17472 * config/i860/i860.c (i860_va_start): Likewise.
17473 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
17474 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
17475 mips_gimplify_va_arg_expr): Likewise.
17476 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
17477 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
17478 add_compiler_branch_island): Likewise.
17479 * config/s390/s390.c (s390_va_start): Likewise.
17480 * config/sh/sh.c (sh_va_start): Likewise.
17481 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
17483 * config/xtensa/xtensa.c (xtensa_va_start,
17484 xtensa_gimplify_va_arg_expr): Likewise.
17486 * objc/objc-act.c (build_objc_string_object,
17487 build_objc_symtab_template, init_def_list, init_objc_symtab,
17488 init_module_descriptor, generate_static_references,
17489 build_selector_translation_table, get_proto_encoding,
17490 build_typed_selector_reference, build_selector_reference,
17491 build_next_objc_exception_stuff,
17492 build_method_prototype_list_template, generate_descriptor_table,
17493 generate_protocols, build_protocol_initializer,
17494 build_ivar_list_template, build_method_list_template,
17495 build_ivar_list_initializer, generate_ivars_list,
17496 generate_dispatch_table, generate_protocol_list,
17497 build_category_initializer, build_shared_structure_initializer,
17498 generate_shared_structures, handle_impent,
17499 generate_objc_image_info): Use build_int_cst.
17501 2004-08-15 Ben Elliston <bje@au.ibm.com>
17503 * vec.h: Comment improvements.
17505 2004-08-14 Roger Sayle <roger@eyesopen.com>
17507 * c-common.c (shorten_compare, pointer_int_sum,
17508 c_common_truthvalue_conversion, boolean_increment): Replace calls
17509 to build with calls to buildN.
17510 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
17511 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
17512 gimplify_switch_stmt): Likewise.
17513 * c-typeck.c (default_function_array_conversion,
17514 build_component_ref, build_array_ref, build_function_call,
17515 pointer_diff, build_unary_op, build_conditional_expr,
17516 build_compound_expr, build_modify_expr, c_finish_goto_label,
17517 c_finish_goto_ptr, c_finish_return, c_finish_loop,
17518 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
17519 build_binary_op): Likewise.
17521 2004-08-15 Steven Bosscher <stevenb@suse.de>
17523 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
17525 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17527 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
17528 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
17529 * fixinc/fixincl.x: Rebuilt.
17531 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
17533 * config/mips/mips-protos.h (mips_symbolic_constant_p)
17534 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
17535 (mips_small_data_pattern_p): Declare.
17536 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
17537 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
17538 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
17539 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
17540 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
17541 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
17542 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
17543 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
17544 (pc_or_label_operand, call_insn_operand, move_operand)
17545 (consttable_operand, symbolic_operand, general_symbolic_operand)
17546 (global_got_operand, local_got_operand, stack_operand)
17547 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
17548 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
17549 (mips_small_data_pattern_p): Replace previous small_data_pattern
17550 predicate. Turn into a bool () (rtx) function.
17551 * config/mips/predicates.md: New file.
17552 * config/mips/mips.md: Include it. Use the target-independent
17553 comparison_operator instead of cmp_op. Rename trap_cmp_op to
17554 trap_comparison_operator and equality_op to equality_operator.
17555 Replace uses of small_int with the equivalent const_arith_operand.
17556 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
17557 const_float_1_operand to const_1_operand. Rename fcc_register_operand
17558 to fcc_reload_operand.
17559 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
17561 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17563 PR libstdc++/17005 partial fix.
17564 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
17565 except when generating ANSI/C89 code.
17567 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
17569 * c-common.c (shorten_compare): Use force_fit_type directly.
17571 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
17572 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
17573 Dave Korn <dk@artimi.com>
17575 * doc/install.texi (Building): Avoid duplicate reference to GNU
17577 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
17579 2004-08-14 Richard Henderson <rth@redhat.com>
17581 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
17582 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
17584 2004-08-13 Richard Henderson <rth@redhat.com>
17586 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
17587 for constant_call_address_operand.
17588 (call_value_pop_1, call_value_1): Likewise.
17589 (sibcall_value_1, call_value_1_rex64): Likewise.
17591 2004-08-13 James E Wilson <wilson@specifixinc.com>
17593 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
17594 Correct mode from SFmode to DFmode.
17596 2004-08-13 Ziemowit Laski <zlaski@apple.com>
17598 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
17599 __cstring_object and __image_info sections with the no_dead_strip
17602 2004-08-13 Roger Sayle <roger@eyesopen.com>
17603 David Billinghurst <David.Billinghurst@riotinto.com>
17605 PR libgfortran/15930
17606 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
17607 * fixinc/fixincl.x: Regenerate.
17608 * fixinc/tests/base/internal/math_core.h: New file.
17610 2004-08-13 Richard Henderson <rth@redhat.com>
17612 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
17613 (dbxout_function_end): Remove ifdefs for it.
17614 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
17616 2004-08-13 Richard Henderson <rth@redhat.com>
17618 * Makefile.in (insn-preds.o): Depend on TREE_H.
17619 * genpreds.c (write_insn_preds_c): Include tree.h.
17620 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
17621 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
17622 const48_operand, and_operand, or_operand, mode_width_operand,
17623 mode_mask_operand, mul8_operand, const0_operand,
17624 hard_fp_register_operand, hard_int_register_operand,
17625 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
17626 samegp_function_operand, direct_call_operand, small_symbolic_operand,
17627 global_symbolic_operand, call_operand, symbolic_operand,
17628 dtp16_symbolic_operand, dtp32_symbolic_operand,
17629 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
17630 gottp_symbolic_operand, alpha_comparison_operator,
17631 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
17632 signed_comparison_operator, alpha_fp_comparison_operator,
17633 divmod_operator, fix_operator, aligned_memory_operand,
17634 unaligned_memory_operand, reg_or_unaligned_mem_operand,
17635 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
17636 reg_no_subreg_operand, addition_operation): Move to predicates.md.
17637 (reg_or_const_int_operand): Remove. Replace all users with
17638 reg_or_cint_operand.
17639 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
17640 (resolve_reload_operand): Split out of aligned_memory_operand.
17641 * config/alpha/alpha-protos.h: Update for exports.
17642 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
17643 * config/alpha/alpha.md: Include predicates.md.
17644 * config/alpha/predicates.md: New file.
17646 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
17648 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
17649 fields with a pointer to the instruction definition.
17650 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
17651 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
17652 (write_attr_case, write_const_num_delay_slots): Update accordingly.
17653 (write_attr_case, write_const_num_delay_slots): Write the name of
17654 an insn next to its case statement.
17655 * genoutput.c (data): Add a filename field.
17656 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
17657 (output_insn_data): Print the location of each insn definition.
17658 * genrecog.c (write_action): Print the name of an insn above
17659 the statement that returns its code.
17661 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
17663 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
17664 * config/libgloss.h: Likewise.
17665 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
17666 * c4x/c4x-modes.def: Likewise.
17667 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
17668 (c4x_rptb_nop_p): Likewise.
17669 (c4x_rptb_valid_p): Likewise.
17670 (c4x_rptb_insert): Likewise.
17671 (c4x_address_conflict): Likewise.
17672 * config/c4x/c4x.md: Likewise.
17673 * config/frv/frv.md: Likewise.
17674 * config/i386/athlon.md: Likewise.
17675 * config/i386/i386.md: Likewise.
17676 * config/i386/predicates.md: Likewise.
17677 * config/ia64/ia64.c: Likewise.
17678 * config/ia64/itanium1.md: Likewise.
17679 * config/ia64/itanium2.md: Likewise.
17680 * config/iq2000/iq2000.md: Likewise.
17681 * config/mcore/mcore.c: Likewise.
17682 * config/mips/mips.c: Likewise.
17683 * config/mips/r3900.h: Likewise.
17684 * config/mips/sb1.md: Likewise.
17685 * config/pa/milli64.S: Likewise.
17686 * config/pa/pa.c: Likewise.
17687 * config/pa/pa.h: Likewise.
17688 * config/rs6000/8540.md: Likewise.
17690 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
17692 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
17694 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
17696 * sh.md (cbranch define_delay) Use cond_delay_slot for
17697 non-anulled condition too.
17699 2004-08-12 David Edelsohn <edelsohn@gnu.org>
17701 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
17702 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
17703 any_parallel_operand, lmw_operation, stmw_operation,
17704 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
17705 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
17706 any_parallel_operand.
17707 (return_and_restore_fpregs_{si,di}): Same.
17709 2004-08-12 Zack Weinberg <zack@codesourcery.com>
17711 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
17712 if pred->singleton != PARALLEL, issue a warning and pretend it was.
17713 Also issue a warning for any predicate we don't know about.
17715 2004-08-12 Richard Henderson <rth@redhat.com>
17717 * config/i386/i386.c (internal_label_prefix): Export.
17718 (internal_label_prefix_len, struct ix86_address,
17719 ix86_decompose_address, maybe_get_pool_constant,
17720 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
17721 memory_address_length): Export.
17722 (any_fp_register_operand, fp_register_operand,
17723 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
17724 x86_64_general_operand, x86_64_szext_general_operand,
17725 x86_64_nonmemory_operand, x86_64_movabs_operand,
17726 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
17727 x86_64_zext_immediate_operand, const_int_1_31_operand,
17728 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
17729 tls_symbolic_operand, global_dynamic_symbolic_operand,
17730 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
17731 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
17732 constant_call_address_operand, const0_operand, const1_operand,
17733 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
17734 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
17735 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
17736 general_no_elim_operand, nonmemory_no_elim_operand,
17737 index_register_operand, q_regs_operand, flags_reg_operand,
17738 non_q_regs_operand, zero_extended_scalar_load_operand,
17739 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
17740 ix86_comparison_operator, ix86_carry_flag_operator,
17741 fcmov_comparison_operator, promotable_binary_operator,
17742 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
17743 mult_operator, div_operator, arith_or_logical_operator,
17744 memory_displacement_operand, cmpsi_operand, long_memory_operand,
17745 aligned_operand): Move to predicates.md as define_predicates.
17746 (tls_symbolic_operand_1): Remove.
17747 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
17748 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
17749 (legitimize_address): Merge tls_symbolic_operand contents.
17750 (ix86_expand_move): Likewise.
17751 * config/i386/i386-protos.h: Update for exports.
17752 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
17753 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
17754 * config/i386/i386.md: Include predicates.md.
17755 * config/i386/predicates.md: New file.
17757 2004-08-13 Mark Mitchell <mark@codesourcery.com>
17760 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
17762 (i386_pe_mark_dllimport): Likewise.
17763 (i386_pe_encode_section_info): Likewise, when overriding
17764 dllimport attribute.
17766 2004-08-12 Geoffrey Keating <geoffk@apple.com>
17768 * configure.ac: When testing for flex, nm, ar, and bison, check
17769 that they will actually be built.
17770 * configure: Regenerate.
17772 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
17774 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
17775 (MOVE_MAX_PIECES): Define.
17777 2004-08-12 Devang patel <dpatel@apple.com>
17779 * dbxout.c (dbxout_begin_prologue): New function.
17780 (dbx_debug_hooks): Use new begin prologue hook.
17781 (dbxout_function_end): Emit N_ENSYM.
17782 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
17784 2004-08-12 Janis Johnson <janis187@us.ibm.com>
17786 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
17787 argument is float*.
17789 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
17792 * doc/extend.texi (AltiVec builtins): Fix description for recent
17793 changes. Update operation list to match current support.
17795 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
17797 * config/s390/s390.c (struct s390_frame_layout): New struct as element
17798 of struct machine_function.
17799 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
17801 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
17803 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
17804 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
17805 (s390_frame_area, s390_register_info): New functions.
17806 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
17808 (s390_return_addr_rtx, s390_return_address_offset)
17809 (s390_va_start, s390_gimplify_va_arg)
17810 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
17812 (s390_frame_info): Functionality partly moved to s390_register_info.
17813 Made adaptions for new stack layout.
17814 (save_gprs, restore_gprs): Changed meaning of second parameter and
17815 adapted all callers.
17817 * config/s390/s390.h (s390_backchain_string): New global variable.
17818 (MASK_BACKCHAIN): Removed definition.
17819 (TARGET_BACKCHAIN): Changed check.
17820 (TARGET_KERNEL_BACKCHAIN): New macro.
17821 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
17822 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
17823 "kernel-backchain".
17824 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
17826 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
17827 as condition. Adjusted for new stack layout.
17829 * doc/invoke.texi: Added documentation for new option
17830 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
17833 2004-08-12 Paul Brook <paul@codesourcery.com>
17835 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
17836 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
17838 2004-08-12 David Daney <ddaney@avtrex.com>
17840 * java/gcj.texi: Add subsection on signal usage.
17842 2004-08-12 David Edelsohn <edelsohn@gnu.org>
17844 * expr.c (move_by_pieces): Set alignment for move to minimum of
17845 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
17846 alignment, but not less than the original alignment.
17847 (move_by_pieces_ninsns): Same.
17848 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
17849 (store_by_pieces_1): Same.
17851 2004-08-12 Diego Novillo <dnovillo@redhat.com>
17853 PR tree-optimization/16867
17854 * tree.c (is_global_var): New function.
17855 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
17856 Call is_global_var.
17857 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
17859 (is_global_var): Declare.
17860 * tree-dfa.c (dump_variable): Display global and addressable
17862 (add_referenced_var): Clarify documentation when marking
17863 variables call-clobbered.
17864 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
17865 instead of needs_to_live_in_memory.
17866 (mark_call_clobbered): If the variable is a tag, mark it
17868 * tree-gimple.c (is_gimple_reg): Don't check for
17870 (is_gimple_non_addressable): Likewise.
17871 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
17872 needs to be marked call-clobbered.
17873 (setup_pointers_and_addressables): Call is_global_var instead
17874 of needs_to_live_in_memory.
17875 * tree-ssa-dce.c (need_to_preserve_store): Remove.
17876 Update all users with is_global_var.
17877 (mark_stmt_if_obviously_necessary): Fix processing of aliased
17878 stores. Don't check the virtual definitions. Rather, check
17879 whether the store is going into global memory.
17880 (find_obviously_necessary_stmts): Get the symbol from the PHI
17882 * tree-ssa-operands.c (get_call_expr_operands): Do not add
17883 clobbering may-defs if the call does not have side effects.
17885 2004-08-12 Jakub Jelinek <jakub@redhat.com>
17888 * output.h (default_function_rodata_section,
17889 default_no_function_rodata_section): New prototypes.
17890 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
17891 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
17892 (TARGET_ASM_OUT): Add it.
17893 * varasm.c (default_function_rodata_section,
17894 default_no_function_rodata_section): New functions.
17895 * final.c (final_scan_insn): Call
17896 targetm.asm_out.function_rodata_section instead of
17897 readonly_data_section.
17898 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
17899 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17900 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17901 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
17903 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17904 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
17906 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
17908 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17909 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17910 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
17912 2004-08-12 Paul Brook <paul@codesourcery.com>
17914 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
17916 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
17917 DWARF2_UNWIND_INFO.
17919 2004-08-12 Ben Elliston <bje@au.ibm.com>
17922 * config/rs6000/altivec.h: Change vector to __vector throughout.
17923 (Except for the `vector' macro itself).
17925 2004-08-12 Zack Weinberg <zack@codesourcery.com>
17927 * genpreds.c: Add capability to generate predicate bodies as
17928 well as function prototypes. Write function prototypes for
17929 the generic predicates too.
17930 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
17931 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
17932 (write_match_code, write_predicate_expr, write_one_predicate_function)
17933 (parse_option): New functions.
17934 (output_predicate_decls): Delete.
17935 (main): Read the machine description, process DEFINE_PREDICATE or
17936 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
17939 * genrecog.c (struct decision_test): Replace index with
17940 struct pred_data pointer.
17941 (next_index): Remove, unused.
17942 (pred_table, preds, special_mode_pred_table): Delete.
17943 (compute_predicate_codes, process_define_predicate): New functions.
17944 (validate_pattern, add_to_sequence, write_switch): Update for
17945 new data structures.
17946 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
17947 Check both error_count and have_error.
17949 * gensupport.c (in_fname, first_predicate): New globals.
17950 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
17951 (predicate_table, last_predicate, old_pred_table)
17952 (old_special_pred_table): New statics.
17953 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
17954 (add_predicate, init_predicate_table): New functions.
17955 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
17956 (init_md_reader_args_cb): Use the global in_fname. No need to zero
17957 it or max_include_len. Call init_predicate_table.
17958 (read_rtx): Run the predicate queue after the attribute queue
17959 but before all the others.
17960 * gensupport.h (in_fname, struct pred_data, first_predicate)
17961 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
17962 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
17963 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
17964 * dummy-conditions.c: Don't include bconfig.h, system.h,
17965 coretypes.h, tm.h, or system.h. Do include stddef.h.
17966 Duplicate declaration of struct c_test from gensupport.h.
17968 * Makefile.in (OBJS-common): Add insn-preds.o.
17969 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
17970 (insn-preds.c, insn-preds.o): New rules.
17971 (s-preds): Also generate insn-preds.c.
17972 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
17973 Update dependencies.
17974 (print-rtl.o, print-rtl1.o): Correct dependencies.
17976 * recog.h: Delete prototypes of predicate functions.
17978 * doc/md.texi (Predicates): New section with complete
17979 documentation of operand/operator predicates. Remove some
17980 incomplete documentation of predicates from other places.
17981 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
17982 PREDICATE_CODES; indicate that both are deprecated in favor
17983 of define_predicate/define_special_predicate.
17985 * config/ia64/ia64.c: All predicate function definitions moved
17987 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
17988 (ia64_expand_load_address, ia64_expand_move):
17989 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
17991 * config/ia64/ia64.md: All predicates now defined here.
17992 (symbolic_operand): Is now a special predicate.
17994 * config/ia64/ia64.h: Declare ia64_section_threshold.
17995 (PREDICATE_CODES): Delete.
17997 2004-08-12 Richard Henderson <rth@redhat.com>
17999 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
18000 * c-semantics.c (add_stmt): Set it.
18001 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
18002 before instantiating a variable sized type.
18004 2004-08-12 Richard Henderson <rth@redhat.com>
18006 * stor-layout.c (round_up, round_down): Move ...
18007 * fold-const.c (round_up, round_down): ... here. Use
18008 multiple_of_p to avoid any arithmetic at all.
18010 2004-08-12 Richard Henderson <rth@redhat.com>
18012 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
18013 (gimplify_init_ctor_preeval_1): New.
18014 (gimplify_init_ctor_preeval): New.
18015 (gimplify_init_ctor_eval): New.
18016 (gimplify_init_constructor): Use them. Always gimplify the LHS
18019 2004-08-12 Ziemowit Laski <zlaski@apple.com>
18021 (This patch is part of merge of objc-improvements-branch
18024 * doc/frontends.texi: Mention Objective-C++ in addition to
18026 * doc/install.texi: Add 'obj-c++' to list of configurable
18028 * doc/invoke.texi: Rename Objective-C option headings to
18029 indicate they also apply to Objective-C++. List file
18030 extensions for Objective-C++ sources. Mention that
18031 ObjC and ObjC++ compilations may also use C and C++ options,
18032 respectively. Point users to doc/standards.texi for
18033 further info on ObjC and ObjC++.
18034 * doc/sourcebuild.texi: Mention the objcp/ directory and
18035 the Objective-C++ sources it contains.
18036 * doc/standards.texi: Update link to Apple ObjC site;
18037 add link to gcc readings.html WWW doc.
18039 2004-08-12 Alan Modra <amodra@bigpond.net.au>
18041 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
18042 and 2004-07-14 changes.
18044 2004-08-12 Paul Brook <paul@codesourcery.com>
18046 * doc/invoke.texi: Fix typo.
18048 2004-08-11 Devang Patel <dpatel@apple.com>
18050 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
18051 and -no_dead_strip_inits_and_terms.
18053 * doc/invoke.texi (Darwin Options): Document -dead_strip and
18054 -no_dead_strip_inits_and_terms.
18056 2004-08-11 Paul Brook <paul@codesourcery.com>
18058 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
18059 (arm_load_pic_register): ... to this.
18060 * config/arm/arm.c (arm_finalize_pic): Rename ...
18061 (arm_load_pic_register): ... to this. Always output insns at the
18062 current location. Load via low reg in thumb mode.
18063 (arm_expand_prologue): Call arm_load_pic_register.
18064 (thumb_expand_prologue): Ditto.
18065 * config/arm/arm.h (FINALIZE_PIC): Remove.
18066 * config/arm/arm.md (builtin_setjmp_receiver): Call
18067 arm_load_pic_register.
18069 2004-08-11 Paul Brook <paul@codesourcery.com>
18071 * arm.c (thumb_force_lr_save): Add prototype.
18072 (thumb_compute_save_reg_mask): New function.
18073 (thumb_find_work_register): New function.
18074 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
18075 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
18076 Don't clobber r3 when removing pretend args.
18077 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
18078 (thumb_output_function_prologue): Use new functions.
18079 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
18080 * arm.h (THUMB_REG_PUSHED_P): Remove.
18082 2004-08-11 James E Wilson <wilson@specifixinc.com>
18084 PR rtl-optimization/16490
18085 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
18086 global_live_at_end for new basic block if already set for other blocks.
18088 2004-08-11 David Edelsohn <edelsohn@gnu.org>
18090 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
18092 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
18093 (mfcr rlwinm rlwinm patterns): Set length to 12.
18095 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
18097 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
18098 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
18099 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
18100 (start_ssa_stmt_operands): Delete.
18101 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
18102 struct stmt_operands_d.
18103 (build_ssa_operands): New extern entry point.
18104 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
18105 building code, replace with create_ssa_artficial_load_stmt().
18106 * tree-ssa-operands.c (struct voperands_d): Delete.
18107 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
18108 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
18109 (free_uses, free_defs, free_vuses, free_v_may_defs,
18110 free_v_must_defs): Remove dealloc parameter.
18111 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
18112 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
18113 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
18114 vector comparisons, ssa_name reuse, and allocations here.
18115 (verify_start_operands): Delete.
18116 (finalize_ssa_stmt_operands): Set new operands by calling finalize
18118 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
18119 (append_def, append_usei): Simplify to simple accumulation.
18120 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
18121 duplicates and simple accumulation.
18122 (free_ssa_operands): Free vectors in a stmt_operand structure.
18123 (build_ssa_operands): New. Create a new stmt_operand structure from
18124 a stmt and an old set of stmt_operands.
18125 (get_stmt_operands): Simplify and call build_ssa_operands.
18126 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
18127 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
18128 add_call_read_ops): Don't pass prev_vops around anymore.
18129 (note_addressable): Return if no stmt annotation.
18130 (copy_virtual_operands): Access v_may_def operands through a struct.
18131 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
18132 hash tables without treating the stmt as a real stmt.
18133 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
18134 v_may_def def and use through a struct instead of 2 array elements.
18135 (struct v_may_def_optype_d): Use v_may_def_operand_type.
18136 (struct stmt_operands_d): New. Struct for storing all operand vectors.
18138 2004-08-11 Nick Clifton <nickc@redhat.com>
18140 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
18141 this funciton's behaviour. Return true when the current function
18142 has a section attribute and -mlong-calls is in effect.
18143 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
18144 short-call marker when -mlong-calls is in effect and the function
18145 has a section attribute.
18147 2004-08-10 Zack Weinberg <zack@codesourcery.com>
18149 * stmt.c (expand_return): If asked to return the RESULT_DECL,
18150 just call expand_value_return on result_rtl.
18152 2004-08-10 Richard Henderson <rth@redhat.com>
18154 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
18155 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
18156 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
18157 (add_location_or_const_value_attribute): ... not here. Use
18158 loc_descriptor_from_tree if possible.
18159 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
18160 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
18162 (loc_descriptor_from_tree): New. Update callers.
18163 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
18164 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
18165 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
18166 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
18167 and BUILT_IN_STACK_RESTORE.
18168 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
18169 * stmt.c (expand_stack_alloc): Remove.
18170 * tree-mudflap.c (mx_register_decls): Don't look for
18171 BUILT_IN_STACK_ALLOC.
18172 * tree-nested.c (convert_local_reference): Likewise.
18173 * tree.h (DECL_VALUE_EXPR): New.
18175 2004-08-10 Richard Henderson <rth@redhat.com>
18177 * stor-layout.c (round_up): Check for 0/1 before dividing.
18178 (round_down): Likewise.
18180 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
18182 2004-08-09 Mark Mitchell <mark@codesourcery.com>
18184 * config.gcc (arm*-*-eabi*): New target.
18185 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
18186 (TARGET_LIB_INT_CMP_BIASED): Likewise.
18187 * expmed.c (expand_divmod): Try a two-valued divmod function as a
18189 * gthr.h: Remove bogus tokens at end of #pragma.
18190 * optabs.c (expand_twoval_binop_libfunc): New function.
18191 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
18192 (prepare_float_lib_cmp): Try reversing the condition.
18193 (debug_optab_libfuncs): New function.
18194 * optabs.h (expand_twoval_binop_libfunc): Declare.
18195 * config/arm/arm.c (arm_init_libfuncs): New function.
18196 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
18197 (TARGET_INIT_LIBFUNCS): Define it.
18198 * config/arm/arm.h (TARGET_BPABI): New macro.
18199 * config/arm/arm-protos.h
18200 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
18201 * config/arm/bpabi.S: New file.
18202 * config/arm/bpabi.c: Likewise.
18203 * config/arm/bpabi.h: Likewise.
18204 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
18205 (__aeabi_drsub): Likewise.
18206 (__aeabi_dsub): Likewise.
18207 (__aeabi_dadd): Likewise.
18208 (__aeabi_ui2d): Likewise.
18209 (__aeabi_i2d): Likewise.
18210 (__aeabi_f2d): Likewise.
18211 (__aeabi_dmul): Likewise.
18212 (__aeabi_ddiv): Likewise.
18213 (__aeabi_cdrcmple): Likewise.
18214 (__aeabi_cdcmpeq): Likewise.
18215 (__aeabi_cdcmple): Likewise.
18216 (__aeabi_dcmpeq): Likewise.
18217 (__aeabi_dcmplt): Likewise.
18218 (__aeabi_dcmple): Likewise.
18219 (__aeabi_dcmpge): Likewise.
18220 (__aeabi_dcmpgt): Likewise.
18221 (__aeabi_dcmpun): Likewise.
18222 (__aeabi_d2iz): Likewise.
18223 (__aeabi_d2uiz): Likewise.
18224 (__aeabi_d2f): Likewise.
18225 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
18226 (__aeabi_frsub): Likewise.
18227 (__aeabi_fsub): Likewise.
18228 (__aeabi_fadd): Likewise.
18229 (__aeabi_ui2f): Likewise.
18230 (__aeabi_i2f): Likewise.
18231 (__aeabi_fmul): Likewise.
18232 (__aeabi_fdiv): Likewise.
18233 (__aeabi_cfrcmple): Likewise.
18234 (__aeabi_cfcmpeq): Likewise.
18235 (__aeabi_cfcmple): Likewise.
18236 (__aeabi_fcmpeq): Likewise.
18237 (__aeabi_fcmplt): Likewise.
18238 (__aeabi_fcmple): Likewise.
18239 (__aeabi_fcmpge): Likewise.
18240 (__aeabi_fcmpgt): Likewise.
18241 (__aeabi_fcmpun): Likewise.
18242 (__aeabi_f2iz): Likewise.
18243 (__aeabi_f2uiz): Likewise.
18244 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
18245 (__aeabi_uidivmod): New function or alias.
18246 (__aeabi_idivmod): Likewise.
18247 (__aeabi_idiv0): Likewise.
18248 (__aeabi_ldiv0): Likewise.
18249 (__aeabi_llsr): Likewise.
18250 (__aeabi_lasr): Likewise.
18251 (__aeabi_llsl): Likewise.
18252 (bpabi.S): Include it.
18253 * config/arm/libgcc-bpabi.ver: New file.
18254 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
18255 (LINK_SPEC): Remove.
18256 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
18258 * config/arm/t-bpabi: New file.
18259 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
18260 (TARGET_LIB_INT_CMP_BIASED): Likewise.
18262 2004-08-10 David Edelsohn <edelsohn@gnu.org>
18264 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
18265 * config/rs6000/rs6000.md (clrmemsi): New pattern.
18266 * config/rs6000/rs6000.c (expand_block_clear): New function.
18267 (expand_block_move): Convert alignment to bits. Use SImode and
18268 HImode for unaligned addresses if not STRICT_ALIGNMENT.
18270 2004-08-10 Caroline Tice <ctice@apple.com>
18272 * varasm.c (unlikely_section_label): New global variable.
18273 (unlikely_text_section_name): New global variable.
18274 (text_section): Remove alignment statement.
18275 (unlikely_text_section): Remove alignment statement; use
18276 unlikely_section_label rather than hard-coded string.
18277 (assemble_start_function): Initialize unlikely_section_label and
18278 unlikely_text_section_name; make sure cold section is properly
18279 aligned at start of function; output unlikely_section_label if
18282 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
18284 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
18285 * config/s390/s390.c (s390_canonicalize_comparison): New function.
18286 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
18287 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
18288 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
18289 ("*tmqi_mem"): Remove SUBREG from pattern.
18290 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
18291 ("*andsi3_cconly"): Likewise.
18293 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
18296 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
18298 2004-08-10 Janis Johnson <janis187@us.ibm.com>
18300 * doc/sourcebuild.texi (compat testing): Document available test
18301 framework commands. Use the preferred spelling of DejaGnu.
18303 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
18305 * lambda.h: Add matrix type, and prototypes for remainder of
18306 matrix and vector functions.
18307 (lambda_vector_mult_const): New function.
18308 (lambda_vector_negate): Ditto.
18309 (lambda_vector_add): Ditto.
18310 (lambda_vector_add_mc): Ditto.
18311 (lambda_vector_copy): Ditto.
18312 (lambda_vector_zerop): Ditto.
18313 (lambda_vector_equal): Ditto.
18314 (lambda_vector_min_nz): Ditto.
18315 (lambda_vector_first_nz): Ditto.
18316 (lambda_vector_matrix_mult): Ditto.
18317 * lambda-mat.c: New file.
18318 * Makefile.in (lambda-mat.o): New.
18320 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
18322 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
18323 after linking stmt into the program.
18324 (bsi_remove): Don't call modify_stmt.
18325 * tree-complex.c (update_complex_assignment,
18326 expand_complex_comparison): Call modify_stmt after changing the stmt.
18327 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
18329 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
18330 the stmt, and only if needed.
18331 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
18333 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
18334 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
18335 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
18336 (eliminate_redundant_computations): Don't pass an annotation. Call
18337 modify_stmt rather than setting the annotation directly.
18338 (record_equivalences_from_stmt): Remove unused local 'j'.
18339 (cprop_operand): Take a stmt rather than an annotation as a parameter.
18341 (cprop_into_stmt): Pass stmt rather than annotation.
18342 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
18343 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
18345 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
18347 2004-08-10 Jason Merrill <jason@redhat.com>
18349 PR middle-end/16948
18350 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
18353 2004-08-10 Geoffrey Keating <geoffk@apple.com>
18355 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
18358 2004-08-10 Roger Sayle <roger@eyesopen.com>
18360 * config/mips/mips.md: New reciprocal square root patterns that
18361 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
18363 2004-08-10 Paul Brook <paul@codesourcery.com>
18365 * config/arm/arm-protos.h (arm_set_return_address,
18366 thumb_set_return_address): Add prototypes.
18367 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
18368 * config/arm/arm.c (arm_compute_func_type,
18369 use_return_insn, arm_compute_save_reg0_reg12_mask,
18370 arm_compute_save_reg_mask, arm_output_function_prologue,
18371 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
18372 current_function_calls_eh_return.
18373 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
18375 (arm_set_return_address, thumb_set_return_address): New functions.
18376 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
18377 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
18378 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
18379 (epilogue): Use the stackadj register.
18380 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
18382 2004-08-10 Jakub Jelinek <jakub@redhat.com>
18385 * expr.c (move_by_pieces_ninsns): Add max_size argument.
18386 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
18387 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
18388 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
18389 but using MOVE_RATIO.
18390 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
18391 (can_store_by_pieces): Change max_size type to unsigned int.
18392 (store_by_pieces_1): Likewise. Pass max_size to
18393 move_by_pieces_ninsns.
18394 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
18395 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
18396 to move_by_pieces_ninsns.
18397 (STORE_BY_PIECES_P): Define.
18398 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
18399 to move_by_pieces_ninsns.
18400 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
18402 * config/i386/i386.h (CLEAR_RATIO): Define.
18404 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18406 * expr.c (expand_expr_real_1): Add back code that was not dead.
18408 2004-08-09 Andrew Pinski <apinski@apple.com>
18410 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
18411 which is found to be compatible before returning the aliasing set.
18413 2004-08-09 Daniel Jacobowitz <dan@debian.org>
18415 * ggc-zone.c (struct alloc_zone): Add statistics counters.
18416 (always_collect): New flag.
18417 (ggc_alloc_zone_1): Update statistics support. Don't include
18418 overhead in allocated counter.
18419 (sweep_pages): Update allocated counter for large pages. Don'y
18421 (ggc_collect_1): Always collect.
18422 (ggc_collect): Honor always_collect flag. Sum all zones to decide
18423 whether to collect.
18424 (SCALE, LABEL): New macros.
18425 (ggc_print_statistics): Add statistics support.
18427 2004-08-09 Roger Sayle <roger@eyesopen.com>
18429 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
18430 (init_expmed): Fix potential overrun problem with "all.reg".
18431 (expand_sdiv2_pow2): Add an alternate implementation for signed
18432 division, if the target provides a suitable conditional move insn.
18434 2004-08-09 Paul Brook <paul@codesourcery.com>
18435 Richard Henderson <rth@redhat.com>
18437 * unwind-dw2.c (uw_install_context_1): Update target saved stack
18440 2004-08-09 Geoffrey Keating <geoffk@apple.com>
18442 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
18443 Check DATA limit only if there's no AS limit. Ignore insanely
18445 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
18446 but take care that the AS limit isn't overrun.
18447 * doc/invoke.texi: Update documentation of min-heapsize parameter.
18449 2004-08-09 Jeff Law <law@redhat.com>
18451 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
18452 (tree-ssa-threadupdate.o): Add dependencies.
18453 * tree-ssa-threadupdate.c: New file.
18454 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
18455 (rewrite_vars_out_of_ssa): Remove prototype.
18456 (cleanup_tree_cfg): Returns a bool.
18457 * tree.h (thread_through_all_blocks): Prototype.
18458 * tree-outof-ssa.c (SSANORM_*): Move into here.
18459 (remove_ssa_form): Now static.
18460 (rewrite_vars_out_of_ssa): Kill.
18461 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
18462 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
18463 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
18464 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
18465 anything was changed.
18466 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
18467 from the PHI's annotation rather than the edge associated with
18469 * tree-ssa-dom.c (redirection_edges): Kill.
18470 (redirect_edges_and_update_ssa_graph): Kill.
18471 (tree_ssa_dominator_optimize): Do not reset forwardable flag
18472 for blocks anymore. Do not initialize redirection_edges.
18473 Call thread_through_all_blocks. Simplify code for cleanup
18474 of the CFG and iterating. No longer call cleanup_tree_cfg
18475 outside the iteration loop.
18476 (thread_across_edge): No longer mess with forwardable blocks.
18478 2004-08-09 Zack Weinberg <zack@codesourcery.com>
18480 * explow.c (memory_address): Use memory_address_p.
18481 * recog.c (general_operand): Likewise.
18482 * regrename.c: No need to define REG_OK_STRICT.
18484 2004-08-09 Steven Bosscher <stevenb@suse.de>
18486 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
18488 * gcse.c: Include timevar.h.
18489 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
18490 and global_copy_prop_count.
18491 (local_const_prop_count, local_copy_prop_count): New static globals.
18492 (gcse_main): Set the right timevar for each pass.
18493 (cprop_jump): Increment global_const_prop_count when a constant is
18494 propagated. Add "GLOBAL" to dump output.
18495 (cprop_insn): Increment global_const_prop_count when a constant is
18496 propagated, or global_copy_prop_count when a copy is propagated.
18497 (do_local_cprop): Likewise for local_const_prop_count and
18498 local_copy_prop_count.
18499 (one_cprop_pass): Initialize const/cprop counters to zero.
18500 Print out results of local and global const/cprop separately.
18501 (bypass_block): Break over-length line.
18502 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
18503 for bb-reorder.o and tracer.o.
18505 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18507 * Makefile.in (GTFILES): Remove stmt.c
18508 (stmt.o): Do not depend on gt-stmt.h.
18509 * emit-rtl.c (emit_line_note): Do not call
18510 set_file_and_line_for_stmt.
18511 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
18513 * function.c (free_after_parsing): Do not free STMT field.
18514 (allocate_struct_function): Do not call init_stmt_for_function.
18515 (assign_stack_temp_for_type): Do not accept values of keep
18517 (init_temp_slots): Do not initialize removed variables.
18518 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
18519 and X_VAR_TEMP_SLOT_LEVEL fields.
18520 * rtl.h (set_file_and_line_for_stmt): Remove.
18521 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
18522 struct stmt_status, cond_stack, case_stack, nesting_stack,
18523 nesting_depth, emit_locus, set_file_and_line_for_stmt,
18524 same_case_target_p, init_stmt_for_function, emit_nop,
18525 expand_start_cond, expand_start_elseif, expand_start_else,
18526 expand_elseif, expand_end_cond): Remove.
18527 (preserve_subexpressions_p): Remove references to CFUN->STMT.
18528 (expand_start_case, expand_end_case_type): Remove, merge into...
18529 (expand_case): ... this one, including other bits from
18530 expand_expr_real_1. Inline same_case_target_p. Turn members
18531 of CASE_STACK into local variables.
18532 (emit_case_bit_tests): Inline same_case_target_p.
18533 (add_case_node): Add HEAD argument, return new head of the list,
18534 do not handle default label here.
18535 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
18536 expand_start_elseif, current_nesting_level, expand_start_case,
18537 expand_end_case_type, expand_end_case, add_case_node,
18538 init_stmt_for_function, expand_elseif): Remove prototypes.
18539 (expand_case): Add prototype.
18541 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18543 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
18545 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
18547 * expr.c (var_rtx): Remove.
18548 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
18549 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
18550 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
18552 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
18553 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
18554 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
18556 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
18557 Ayal Zaks <zaks@il.ibm.com>
18559 * common.opt (freschedule-modulo-scheduled-loops): New flag.
18560 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
18561 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
18562 when -freschedule-modulo-scheduled-loops flag is not specified.
18563 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
18564 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
18565 More accurate placing of insn in row of partial schedule.
18566 (ps_insn_find_column): New function.
18567 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
18568 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
18569 (schedule_region): Use sched_is_disabled_for_current_region_p.
18570 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
18572 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
18574 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
18577 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
18579 * config/i386/i386.c (ix86_expand_clrmem): Properly call
18580 gen_strset for 64bit target.
18582 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
18584 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
18586 2004-08-07 Jason Merrill <jason@redhat.com>
18588 Make return in memory explicit.
18589 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
18590 (assign_parm_find_data_types): Remove code for old front end
18591 invisible reference handling.
18592 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
18593 (expand_function_end): Likewise.
18594 * gimplify.c (gimplify_return_expr): Handle a dereferenced
18596 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
18597 (declare_return_variable): Handle DECL_BY_REFERENCE.
18598 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
18599 (cp_genericize_r): Use convert_from_reference.
18600 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
18601 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
18603 * c-common.c (c_warn_unused_result): Check TREE_USED before
18604 warning about a CALL_EXPR with an unused value.
18606 2004-08-06 Mark Mitchell <mark@codesourcery.com>
18608 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
18609 to the compiler. Use -fshort-wchar by default.
18611 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
18613 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
18614 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
18616 * doc/invoke.texi (param): Document min-crossjump-insns.
18618 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
18621 * c.opt (Wmissing-field-initializers): New option.
18622 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
18623 * c-typeck.c (pop_init_level): Guard the missing field warning with
18624 warn_missing_field_initializers rather than extra_warnings.
18625 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
18626 some of the explanation from...
18627 (-Wextra): ...here. Say that the missing field warning can be
18628 seperately controlled by -Wmissing-field-initializers.
18630 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
18632 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
18633 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
18634 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
18635 * tree.def (ENTRY_VALUE_EXPR): Remove.
18637 2004-08-06 Jakub Jelinek <jakub@redhat.com>
18639 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
18640 the places where it is actually needed. Don't use repz; stosb
18641 for -Os with sufficiently small constant sizes.
18642 For sufficiently small repz; stos{l,q} repeat counts use a sequence
18643 of stos{l,q} instructions instead.
18645 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18647 PR tree-optimization/16807
18648 * loop-iv.c (dump_iv_info): Dump invariants correctly.
18649 (iv_subreg, iv_extend): Express value of invariant purely in
18652 2004-08-06 Mark Mitchell <mark@codesourcery.com>
18654 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
18655 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
18657 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
18659 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
18660 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
18662 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
18663 pattern until reload is finished to allow better code generation
18664 and split them completely into separate instrunctions.
18665 (*andsi3_split): New pattern.
18667 2004-08-05 Mark Mitchell <mark@codesourcery.com>
18669 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
18670 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
18671 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
18672 * tree.h (handle_dll_attribute): Declare. Test
18673 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
18674 * c-common.h (c_determine_visibility): Declare.
18675 * c-common.c (c_determine_visibility): New function.
18676 * c-decl.c (finish_decl): Use it.
18677 (finish_function): Likewise.
18678 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
18679 zero, by default. Use #if, not #ifdef, to test it.
18680 * config/arm/arm.c (arm_attribute_table): Use
18681 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
18683 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
18684 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
18686 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
18687 * config/i386/i386.c (ix86_attribute_table): Use
18688 handle_dll_attribute for dllimport/dllexport. Test
18689 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
18690 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
18691 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
18693 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
18695 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
18697 * doc/extend.texi (dllexport): Clarify and correct documentation.
18698 (dllimport): Likewise.
18699 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
18700 handle_dll_attribute.
18702 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18704 * tree-ssa-loop-manip.c: New file.
18705 * Makefile.in (tree-ssa-loop-manip.o): Add.
18706 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
18708 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
18710 (tree_ssa_loop_done): Verify loop closed ssa form.
18711 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
18713 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18715 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
18716 pa_asm_output_aligned_local): New functions.
18717 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
18718 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
18719 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
18720 pa_asm_output_aligned_common.
18721 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
18722 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
18723 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
18724 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
18725 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
18726 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
18727 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
18728 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
18731 2004-08-05 Andrew Pinski <apinski@apple.com>
18733 * objc/objc-act.c (build_objc_string_object): Mark the address
18734 expression as constant.
18736 2004-08-05 David Edelsohn <edelsohn@gnu.org>
18738 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
18739 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
18740 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
18742 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
18744 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
18745 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
18746 out, and associated obsolete comments.
18748 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
18750 * tree.h (force_fit_type): Return a tree, take three flags.
18751 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
18752 TREE_CONSTANT_OVERFLOW here.
18753 (int_const_binop, const_binop): Adjust.
18754 (size_int_type): Do sign extension here.
18755 (fold_convert_const, optimize_bit_field_compare,
18756 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
18757 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
18758 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
18760 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18762 PR tree-optimization/16864
18763 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
18764 for ssa names without default_def.
18766 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
18768 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
18769 frame pointer, restore eax with an ebp-relative address.
18771 2004-08-04 Geoffrey Keating <geoffk@apple.com>
18774 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
18775 * c-common.h (make_rtl_for_local_static): Delete.
18776 * c-decl.c (shadow_tag_warned): Clean up comment.
18777 (finish_decl): Clean up spacing. Use set_user_assembler_name when
18778 appropriate. Don't pass asmspec to rest_of_decl_compilation.
18779 * c-semantics.c (make_rtl_for_local_static): Delete.
18780 * expr.c (init_block_move_fn): Use set_user_assembler_name.
18781 (init_block_clear_fn): Likewise.
18782 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
18783 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
18784 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
18785 * tree.h (make_decl_rtl): Remove second parameter.
18786 (set_user_assembler_name): New.
18787 * varasm.c (set_user_assembler_name): New.
18788 (make_decl_rtl): Remove second parameter. Update callers in many
18791 2004-08-05 Adam Nemet <anemet@lnxw.com>
18793 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
18794 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
18796 * gthr-lynx.h: New file.
18797 * config/lynx-ng.h: Remove file.
18798 * config/lynx.h: Update to LynxOS 4.0.
18799 * config/t-lynx: New file.
18800 * config/i386/lynx-ng.h: Remove file.
18801 * config/i386/lynx.h: Update to LynxOS 4.0.
18802 * config/rs6000/lynxbase.h: Remove file.
18803 * config/rs6000/lynx.h: Update to LynxOS 4.0.
18804 * config/rs6000/t-lynx: New file.
18805 * doc/install.texi (Options specification): Remove reference to
18806 LynxOS from systems where --with-gnu-as makes a difference.
18808 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
18810 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
18812 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
18814 (c_cpp_builtins): Call it.
18815 * doc/cpp.texi: Update.
18817 2004-08-04 David Edelsohn <edelsohn@gnu.org>
18819 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
18822 2004-08-04 Jan Hubicka <jh@suse.cz>
18824 * basic-block.h (profile_staus): New global variable.
18825 * cfg.c (profile_status): Declare.
18826 (check_bb_profile): Break out from ....; use profile_status
18827 (dump_flow_info): ... here.
18828 * cfgbuild.c (find_basic_blocks): Set profile_status.
18829 * cfgexpand.c (tree_expand_cfg): Likewise.
18830 * predict.c (estimate_probability): Likewise.
18831 * profile.c (branch_prob): Likewise.
18832 * tree-cfg.c (build_tree_cfg): Likewise.
18833 (dump_function_to_file): Use check_bb_profile.
18834 * tree-pretty-print (dump_bb_header): Likewise.
18835 * tree-profile.c (do_tree_profiling): Cleanup.
18837 2004-08-04 Zack Weinberg <zack@codesourcery.com>
18839 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
18840 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
18841 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
18842 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
18843 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
18844 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
18845 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
18846 (ggc-none.o, errors.o): Move rule to generators section;
18847 correct dependencies.
18848 (min-insn-modes.o): Move rule to generators section; remove
18849 unnecessary explicit command; correct dependencies.
18850 (print-rtl.o, print-rtl1.o): Correct dependencies.
18851 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
18852 (mostlyclean): Update.
18854 * errors.c: Include bconfig.h not config.h. Correct comment.
18855 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
18856 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
18857 * print-rtl.c: Don't include tm_p.h.
18859 * rtl.h: Move forward-decl of struct function down where it's
18860 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
18861 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
18863 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18864 Jeff Law <law@redhat.com>
18866 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
18867 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
18868 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
18869 manipulate the duplicated ssa names.
18870 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
18871 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
18872 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
18874 (release_ssa_name): Do not release ssa names that may have multiple
18876 * tree.h (release_ssa_name_force, mark_for_rewrite,
18877 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
18878 marked_ssa_names): Declare.
18879 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
18880 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
18881 Update call to rewrite_ssa_into_ssa.
18883 2004-08-04 Mark Mitchell <mark@codesourcery.com>
18885 * defaults.h (TARGET_DECLSPEC): New macro.
18886 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
18887 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
18888 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
18889 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
18890 __declspec support.
18891 (TARGET_DECLSPEC): Define.
18892 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
18893 __declspec support.
18894 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
18895 __declspec support.
18896 (TARGET_DECLSPEC): Define.
18897 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
18898 __declspec support.
18899 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
18901 * doc/tm.texi (TARGET_DECLSPEC): Document.
18903 * doc/extend.texi: Fix typo in comment.
18905 2004-08-04 Paul Brook <paul@codesourcery.com>
18907 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
18908 (TARGET_CXX): Use it.
18909 * target.h (struct gcc_target): Add cdtor_returns_this.
18910 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
18911 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
18912 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
18914 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
18916 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
18917 low/high pair. Do range checking directly.
18918 (interpret_integer): Adjust.
18920 2004-08-04 Nick Clifton <nickc@redhat.com>
18922 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
18924 * doc/invoke.texi: Document this new switch and also the -mrenesas
18927 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
18929 * cfglayout.c (insn_locators_initialize): Update the current
18930 location before initializing a location.
18932 2004-08-03 Zack Weinberg <zack@codesourcery.com>
18934 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
18935 (dbxout_function_end): Return after emitting the "Lscope" symbol
18936 under the same conditions that this function formerly wasn't called.
18937 Add explanatory comments.
18940 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
18944 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
18945 functions, broken out of dbxout_block.
18946 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
18947 stabs too, if it contains symbols. Use the begin_label and
18948 the Lscope label (emitted by dbxout_function_end) for the
18949 range of this block.
18951 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
18953 * doc/install.texi: Update autoconf version requirements.
18955 2004-08-03 Zack Weinberg <zack@codesourcery.com>
18957 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
18958 * recog.c (general_operand, immediate_operand, nonmemory_operand)
18959 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
18960 * regclass.c (record_reg_classes): Likewise.
18961 * reload.c (find_reloads): Likewise.
18962 * reload1.c (reload): Likewise.
18964 2004-08-03 Zack Weinberg <zack@codesourcery.com>
18966 * gensupport.c (init_md_reader_args_cb): Renamed from
18967 init_md_reader_args. Add third option, callback function for
18968 parsing program-specific options. Add diagnosis of incorrect
18969 number of input files.
18970 (init_md_reader): Fold into init_md_reader_args_cb.
18971 (init_md_reader_args): Now a thin wrapper around
18972 init_md_reader_args_cb.
18973 * gensupport.h: Update prototypes.
18975 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
18976 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
18977 * genrecog.c: No need to diagnose lack of an input file;
18978 init_md_reader_args will handle it.
18979 * genconditions.c: Likewise, and use init_md_reader_args.
18980 * genconstants.c: Likewise, and no need to call read_md_rtx.
18982 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
18984 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
18987 2004-08-03 Mike Stump <mrs@apple.com>
18989 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
18991 * doc/invoke.texi (Darwin Options): Update to reflect above.
18993 2004-08-03 Roger Sayle <roger@eyesopen.com>
18995 PR middle-end/16790
18996 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
18997 truncations, not just global truncations.
18999 2004-08-03 Andrew Pinski <apinski@apple.com>
19002 * loop-iv.c (simplify_using_assignment): Initialize lhs.
19004 2004-08-03 Paul Brook <paul@codesourcery.com>
19006 * gcc/doc/install.texi: Document MPFR requirement.
19008 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
19010 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
19011 and mmap() explicitly instead of relying on preset autoconf cache
19013 * configure: Regenerate.
19015 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19018 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
19020 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
19021 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
19024 * config/i386/t-gmm_malloc: New file.
19025 * config/i386/t-pmm_malloc: Likewise.
19027 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
19029 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19030 Tanguy Fautrà <tfautre@pandora.be>
19032 * config/i386/pmm_malloc.h: New file.
19034 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
19036 * config/i386/gmm_malloc.h: New file.
19038 2004-08-03 Dale Johannesen <dalej@apple.com>
19040 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
19041 * c-common.c: Include opts.h.
19042 (c_common_get_alias_set): Fix check for a single input file.
19043 * toplev.c: Remove current_file_decl.
19046 2004-08-03 Mark Mitchell <mark@codesourcery.com>
19048 * config.gcc (arm*-*-symbianelf*): New target.
19049 * config/arm/symbian.h: New file.
19051 * gthr-gnat.c: Add visibility #pragmas.
19052 * gthr-gnat.h : Likewise.
19053 * gthr.h: Likewise.
19054 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
19055 (__ffsDI2): Likewise.
19056 (__clzSI2): Likewise.
19057 (__ctzSI2): Likewise.
19058 (__ctzDI2): Likewise.
19059 (__popcountSI2): Likewise.
19060 (__popcountDI2): Likewise.
19061 (__paritySI2): Likewise.
19062 (__parityDI2): Likewise.
19063 * libgcc2.h: Add visibility #pragmas.
19064 (__clzDI2): Add prototype.
19065 (__clzSI2): Likewise.
19066 (__ctzSI2): Likewise.
19067 (__ffsDI2): Likewise.
19068 (__ffsSI2): Likewise.
19069 (__ctzDI2): Likewise.
19070 (__popcountSI2): Likewise.
19071 (__popcountDI2): Likewise.
19072 (__paritySI2): Likewise.
19073 (__parityDI2): Likewise.
19074 * unwind-dw2-fde.h: Add visibility #pragmas.
19075 * unwind.h: Likewise.
19077 2004-08-03 David Edelsohn <edelsohn@gnu.org>
19078 Dale Johannesen <dalej@apple.com>
19079 Roger Sayle <roger@eyesopen.com>
19081 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
19082 constants more accurately. Adjust costs for FMA instructions.
19083 Add cases for most logical and float operations. Recurse into
19086 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19088 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
19090 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
19092 * ra-build.c (conflicts_between_webs): For webs that cross a call add
19093 conflicts to regs_invalidated_by_call.
19095 2004-08-03 Paul Brook <paul@codesourcery.com>
19097 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
19099 2004-08-03 Jan Hubicka <jh@suse.cz>
19101 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
19102 ARRAY_REF argument.
19104 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19106 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
19107 arm968es, arm10e, arm1020e, arm1022e.
19108 * invoke.texi: Update list of ARM cores.
19109 * arm-tune.md: Regenerate.
19111 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
19113 * arm/gentune.sh: New file.
19114 * arm/t-arm: New file.
19115 * arm/arm-tune.md: New file (autogenerated).
19116 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
19117 * arm.md (attribute tune): Delete. Include arm-tune.md.
19119 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
19121 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
19122 penultimate parameter. All callers adjusted.
19123 (struct prefix_list): Remove used_flag_ptr.
19124 (find_a_file): Do not set *pl->used_flag_ptr.
19125 (warn_B, warn_std_ptr): Remove.
19127 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
19128 Mostafa Hagog <mustafa@il.ibm.com>
19130 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
19132 2004-08-02 Geoffrey Keating <geoffk@apple.com>
19134 * dwarf2out.c (output_call_frame_info): Don't change data format
19135 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
19136 label. Use 'true' not '1'.
19137 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
19140 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19142 * gdbinit.in: Reflect previous changes to rtunion_def.
19144 2004-08-02 Roger Sayle <roger@eyesopen.com>
19146 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
19147 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
19149 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19151 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
19153 * langhooks.h (lang_hooks::builtin_function): Rename parameter
19154 from "class" to "bt_class".
19156 2004-08-02 Paul Brook <paul@codesourcery.com>
19158 PR rtl-optimization/15068
19159 * flow.c (init_propagate_block_info): Check condition is reversible.
19161 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19163 * gengtype.h (options::info): Change type to const char *.
19164 (enum gc_used_enum): Move out of struct type scope.
19165 * gengtype.c (create_option): Convert initializer for option::info to
19167 (adjust_field_type, walk_type, write_func_for_structure,
19168 write_root, write_roots): Remove pointless cast.
19170 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
19172 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
19174 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
19176 * rtl.h (union rtunion_def): Have all members start with the
19178 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
19179 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
19180 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
19181 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
19183 * gengtype.c (adjust_field_rtx_def): Likewise.
19184 * rtlanal.c (loc_mentioned_in_p): Likewise.
19186 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
19188 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
19189 Replace uses of mips/elf64.h with mips/elf.h
19190 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
19191 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
19192 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
19193 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
19194 (HANDLE_SYSV_PRAGMA): Delete.
19195 (ASM_OUTPUT_DEF): Fix formatting.
19196 * config/mips/elf64.h: Delete.
19198 2004-08-01 Zack Weinberg <zack@codesourcery.com>
19200 * config/ia64/ia64.c (got_symbolic_operand): Do require a
19201 symbol+offset operand to have its offset be zero mod 0x3fff
19202 when GOT entries are in use. Clarify logic in SYMBOL_REF
19203 case. Clarify comments.
19204 (ia64_expand_load_address): Split a symbol+offset load when
19205 the offset is nonzero mod 0x3fff, not 0x1fff.
19207 2004-08-01 Geoffrey Keating <geoffk@apple.com>
19209 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
19210 if trying to *store* to a non-offsettable address.
19211 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
19212 a nonoffsettable address.
19213 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
19215 (movti_string): Don't move GPRs to a nonoffsettable address.
19216 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
19218 2004-08-02 Ben Elliston <bje@au.ibm.com>
19221 * config/rs6000/altivec.h: Replace typeof with __typeof__.
19223 2004-08-01 Richard Henderson <rth@redhat.com>
19225 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
19226 variable sized types.
19228 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19230 * doc/invoke.texi: In the MIPS options section, remove the passage
19231 saying that -mexplicit-relocs is usually disabled for -mabicalls
19232 -fno-unit-at-a-time.
19233 * config/mips/mips.c (override_options): Remove the code that enforced
19236 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19238 * config/mips/mips.md (cprestore): Provide two alternatives, one for
19239 an in-range offset and one for an out-of-range offset. Wrap the latter
19240 in .set macro/.set nomacro if it's inside a .set nomacro block.
19242 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
19244 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
19245 (mips_restore_gp): Declare.
19246 * config/mips/mips.c (mips_add_offset): Add a scratch register
19247 argument. Reimplement in rtl only, reusing MIPS16 logic from
19248 mips_output_mi_thunk.
19249 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
19250 to mips_add_offset.
19251 (mips_gp_save_slot): Delete.
19252 (mips_restore_gp): New function.
19253 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
19254 * config/mips/mips.md (exception_receiver): Turn into a
19255 define_insn_and_split. Use mips_restore_gp to do the split.
19256 (call_internal, call_value_internal, call_value_multiple_internal): Use
19257 mips_restore_gp to restore $gp.
19259 2004-07-31 Andrew Pinski <apinski@apple.com>
19262 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
19264 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
19266 * c-decl.c (diagnose_mismatched_decls): Give error for external
19267 redeclaration of identifier declared with no linkage, not just
19268 warning with -Wtraditional. Do not check DECL_CONTEXT to give
19269 error for redeclaration with no linkage.
19271 2004-07-30 Geoffrey Keating <geoffk@apple.com>
19272 Fariborz Jahanian <fjahanian@apple.com>
19274 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
19275 non-offsettable addresses even for DImode.
19276 (rs6000_split_multireg_move): Cope with non-offsettable addresses
19277 being moved into multiple GPRs.
19279 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
19281 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
19282 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
19284 * config/rs6000/darwin-ldouble.c (isless): New macro.
19286 (nonfinite): New macro.
19288 (_xlqadd): Completely rewrite.
19289 (_xlqmul): Correct overflow handling.
19290 (_xlqdiv): Correct overflow handling.
19291 * config/rs6000/darwin-ldouble-format: New file.
19293 2004-07-30 Roger Sayle <roger@eyesopen.com>
19294 Richard Henderson <rth@redhat.com>
19296 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
19297 9 into the equivalent lea instruction.
19299 2004-07-30 Richard Henderson <rth@redhat.com>
19301 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
19302 with DECL_INITIAL if fb_lvalue.
19303 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
19304 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
19306 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
19308 2004-07-30 Diego Novillo <dnovillo@redhat.com>
19310 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
19311 pointer escapes through a function call, assume that the
19312 callee will dereference it.
19313 (add_pointed_to_var): Assume that VALUE is always an
19315 (collect_points_to_info_r): Only call add_pointed_to_var if
19316 the value is an ADDR_EXPR.
19318 2004-07-30 Diego Novillo <dnovillo@redhat.com>
19320 * tree-ssa-alias.c (create_alias_map_for): Do not get the
19321 alias set of the inner type of ARRAY_TYPEs.
19323 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19325 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
19326 setting a non-register to UNDEFINED right before the call to
19329 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
19331 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
19333 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19335 * tree-ssa.c (verify_flow_sensitive_alias_info): When
19336 comparing points-to sets of different pointers, make sure the
19337 second pointer is actually referenced in the code.
19339 2004-07-29 Zack Weinberg <zack@codesourcery.com>
19341 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
19342 (got_symbolic_operand): Remove unreachable code.
19343 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
19344 setjmp_operand; add entry for tls_symbolic_operand.
19345 * config/ia64/ia64-protos.h: Remove all prototypes of
19346 predicate functions.
19348 2004-07-29 Mark Mitchell <mark@codesourcery.com>
19350 * c-common.h (lang_post_pch_load): New variable.
19351 * c-pch.c (lang_post_pch_load): Define it.
19352 (c_common_read_pch): Use it.
19353 * cgraphunit.c (record_call_1): Give the front end a chance to
19354 record additional needed entities when a variable is marked as
19356 * tlink.c (recompile_files): Robustify.
19357 (scan_linker_output): If a symbol is assigned to a file,
19358 but after recompilation is not present there, issue an error
19361 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19363 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
19364 Take orig_loop argument and pass it to set_level.
19365 (schedule_sm): Pass the correct orig_loop to force_move_till.
19367 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19369 * cfgloop.c (update_latch_info): Update dominator of the new block.
19370 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
19372 * dominance.c (verify_dominators): Check that the dominance tree is
19374 (recount_dominator): Ignore unreachable blocks.
19375 (iterate_fix_dominators): Cleanup old dominance information before
19378 2004-07-29 Diego Novillo <dnovillo@redhat.com>
19380 * tree-ssa-operands.c (get_expr_operands): Revert changes
19381 to ADDR_EXPR processing introduced by:
19382 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19383 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
19385 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
19387 * doc/implement-c.texi: Add C90 subclause references. Point to
19388 preprocessor documentation instead of duplicating it. Add points
19389 only present in C90. Fill in documentation for all points.
19391 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19393 * pa.c (output_movb): Correct typo.
19395 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
19397 * ra.h (single_reg_in_regclass): Declare.
19398 * ra.c (single_reg_in_regclass): Define.
19399 (first_hard_reg): New.
19400 (init_ra): Initialize single_reg_in_regclass.
19401 * ra-colorize.c (ok_class): New.
19402 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
19404 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
19406 * gcov-io.h: Allow zero tag as EOF indicator.
19407 (gcov_is_eof): Remove.
19408 (gcov_truncate): Remove.
19409 * gcov-io.c (gcov_seek): Always SEEK_SET.
19410 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
19412 * coverage.c (read_counts_file): Don't use gcov_is_eof.
19413 * gcov-dump.c (dump_file): Likewise.
19414 * gcov.c (read_graph_file, read_count_file): Likewise.
19416 * c-decl.c (complete_array_type): Don't gratuitously copy
19417 maxindex. Check it always has a type.
19419 2004-07-29 Steven Bosscher <stevenb@suse.de>
19421 * rtl.c (currently_expanding_to_rtl): New.
19422 * rtl.h (currently_expanding_to_rtl): Export it.
19423 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
19425 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
19427 * config/sh/sh.c: Replace rtx_equal_function_value_matters
19428 with currently_expanding_to_rtl.
19429 * config/sh/sh.md: Likewise.
19430 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
19432 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
19434 Introduce sh2a support.
19435 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
19436 * config.gcc: Build multilibs for sh2a and sh2a-single by
19438 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
19439 default. Split their tests out of the corresponding SH4
19441 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
19442 multilibs for SH2a.
19443 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19444 * config.gcc: Handle sh2a multilibs and cpu selection.
19445 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
19446 * config/sh/t-mlib-sh2a: New.
19447 * config/sh/t-mlib-sh2a-nofpu: New.
19448 * config/sh/t-mlib-sh2a-single: New.
19449 * config/sh/t-mlib-sh2a-single-only: New.
19450 2004-07-09 Nick Clifton <nickc@redhat.com>
19452 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
19453 -ml and -m2a are used together.
19454 2004-03-23 DJ Delorie <dj@redhat.com>
19455 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
19456 when we have a double-sized FPU.
19457 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
19458 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
19460 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
19461 -msh2a-single and -msh2a-single-only
19462 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
19463 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
19465 2004-02-20 DJ Delorie <dj@delorie.com>
19466 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
19467 2004-02-20 Fred Fish <fnf@redhat.com>,
19468 Corinna Vinschen <vinschen@redhat.com>
19469 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
19470 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
19471 2004-02-18 DJ Delorie <dj@redhat.com>
19472 * config/sh/sh.c (broken_move): Add support for movi20.
19473 * config/sh/sh.h: Likewise.
19474 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
19475 * config/sh/sh.md (udivsi3_sh2a): New.
19476 (udivsi3): Call it.
19477 (divsi3_sh2a): New.
19480 (ashlsi3_sh2a): New.
19481 (ashrsi3_sh2a): New.
19482 (lshrsi3_sh2a): New.
19483 (movsi_i): Disable for sh2a.
19484 (movsi_ie): Add movi20.
19485 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
19486 sh2a, for -m2a-nofpu mode.
19487 2004-02-13 DJ Delorie <dj@redhat.com>
19488 * config/sh/lib1funcs.asm: Handle double vs single better.
19489 * config/sh/sh.h: Likewise.
19490 2004-02-09 DJ Delorie <dj@redhat.com>
19491 * config/sh/crt1.asm: Add support for sh2a.
19492 * config/sh/elf.h: Likewise.
19493 * config/sh/lib1funcs.asm: Likewise.
19494 * config/sh/sh.c: Likewise.
19495 * config/sh/sh.md: Likewise.
19496 * config/sh/sh.h: Likewise.
19497 * config/sh/t-sh: Likewise.
19499 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19501 * config/frv/frv.md (movqi_internal, movhi_internal,
19502 movsi_internal): Add backup alternatives for memory inputs.
19504 2004-07-28 Matt Austern <austern@apple.com>
19506 * config/darwin.c (darwin_one_byte_bool): New global variable.
19507 * config/darwin.h (darwin_one_byte_bool): Declare.
19508 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
19509 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
19510 value of darwin_one_byte_bool.
19511 * doc/invoke.texi: Document -mone-byte-bool flag.
19513 2004-07-28 Eric Christopher <echristo@redhat.com>
19515 * c-common.c (c_common_unsafe_for_reeval): Delete.
19516 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
19517 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
19518 * calls.c (fix_unsafe_tree): Delete.
19519 (expand_call): Delete code which used above.
19520 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
19521 * expr.c (expand_expr_real_1): Ditto.
19522 * fold-const.c (non_lvalue): Ditto.
19523 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
19524 (lhd_unsafe_for_reeval): Ditto.
19525 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
19526 * langhooks.h (unsafe_for_reeval): Ditto.
19527 (unsave_expr_now): Adjust comment.
19528 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
19529 (estimate_num_insns_1): Ditto.
19530 * tree-pretty-print.c (dump_generic_node): Ditto.
19531 * tree.c (expr_align): Ditto.
19532 (unsave_expr): Delete.
19533 (unsafe_for_reeval): Ditto.
19534 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
19535 * tree.def (UNSAVE_EXPR): Delete.
19536 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
19538 2004-07-28 Zack Weinberg <zack@codesourcery.com>
19540 * tree.h (enum tls_model): Move ...
19541 * coretypes.h: ... here.
19543 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
19545 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
19547 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
19549 * cse.c (validate_canon_reg): New function, split out from...
19550 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
19552 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19554 * tree-ssa-alias.c (maybe_create_global_var): Don't just
19555 return if .GLOBAL_VAR has been created.
19557 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19559 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
19560 every variable that may have aliases, not just tags.
19562 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
19564 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
19565 move_from_CR_eq_bit.
19566 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
19569 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
19572 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
19573 output_e500_flip_eq_bit.
19575 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
19576 output_e500_flip_eq_bit.
19577 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
19578 output_e500_flip_eq_bit.
19579 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
19580 (print_operand): case D. Get to EQ bit.
19582 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
19584 * gcov.c (function_summary): Add missing \n.
19586 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
19588 Introduce sh4a support.
19589 * config.gcc: Handle sh4a multilibs and cpu selection.
19590 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
19591 * config/sh/t-mlib-sh4a: New.
19592 * config/sh/t-mlib-sh4al: New.
19593 * config/sh/t-mlib-sh4a-nofpu: New.
19594 * config/sh/t-mlib-sh4a-single: New.
19595 * config/sh/t-mlib-sh4a-single-only: New.
19596 2004-02-20 DJ Delorie <dj@redhat.com>
19597 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
19598 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
19599 2003-08-22 Eric Christopher <echristo@redhat.com>
19600 * config/sh/sh4a.md: Update for chip errata.
19601 2003-08-07 Eric Christopher <echristo@redhat.com>
19602 * config/sh/sh4a.md: New file. sh4a processor description.
19603 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
19604 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
19606 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
19607 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
19608 * doc/invoke.texi (SH Options): Document -m4al.
19609 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
19610 * config/sh/sh.c (expand_block_move): Remove commented-out code
19611 checked in by mistake.
19612 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
19613 single elements from SFmode vectors.
19614 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
19616 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
19617 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
19618 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
19619 sh_fsca_int2sf): Remove variable declarations.
19620 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
19621 sh_fsca_int2sf): New functions.
19622 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
19623 sh_fsca_int2sf_rtx): New static variables.
19624 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
19625 sh_fsca_int2sf): Declare.
19626 * config/sh/sh.md: Adjust.
19627 * doc/invoke.texi (SH Options): Document new options.
19628 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
19629 compatibility from SH4 code.
19630 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
19631 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
19633 (memory_movsrc_operand): Renamed to...
19634 (unaligned_load_operand): ... this. Simplified.
19635 * config/sh/sh.h (PREDICATE_CODES): Adjust.
19636 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
19637 input operand to SImode, and adjust the others. Introduce
19638 post-increment by peephole.
19639 * config/sh/sh.c (expand_block_move): Give the target address the
19640 same mode as the temp reg.
19641 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
19643 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
19644 Introduce support for SH4a.
19645 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
19646 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
19647 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
19648 sh_fsca_int2sf): New.
19649 (sh_init_builtins): Initialize them.
19650 (print_operand): Support `d'.
19651 (expand_block_move): Use movua if src is misaligned.
19652 (memory_movsrc_operand): New.
19653 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
19654 and one of the SH4 macros.
19655 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
19656 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
19657 SELECT_SH4A_SINGLE): New.
19658 (TARGET_NONE): Add SH4A_BIT.
19659 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
19660 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
19661 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
19662 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
19663 (enum processor_type): Added PROCESSOR_SH4A.
19664 (PREDICATE_CODES): Add memory_movsrc_operand.
19665 * config/sh/sh.md: Removed unused variables.
19666 (attr cpu): Add sh4a.
19667 (attr type): Add movua, fsrra and fsca.
19668 (prefetch): New, for SH4.
19669 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
19670 (toggle_sz): Set type to fp.
19671 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
19672 (movua, extv, extzv): New.
19673 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
19674 and 4a-single-only.
19676 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19678 * tree-optimize.c (init_tree_optimization_passes): Schedule
19679 pass_may_alias right after the program is renamed into SSA.
19680 * tree-pass.h (PROP_alias): Define.
19681 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
19682 * tree-sra.c (pass_sra): Likewise.
19683 * tree-ssa-ccp.c (pass_ccp): Likewise.
19684 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
19685 * tree-ssa-dce.c (pass_dce): Likewise.
19686 * tree-ssa-dom.c (pass_dominator): Likewise.
19687 * tree-ssa-dse.c (pass_dse): Likewise.
19688 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19689 * tree-ssa-loop-ch.c (pass_ch): Likewise.
19690 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19691 * tree-ssa-pre.c (pass_pre): Likewise.
19692 * tree-tailcall.c (pass_tail_recursion): Likewise.
19693 * tree-ssa.c (pass_redundant_phi): Likewise.
19694 * tree-ssa-alias.c (aliases_computed_p): Remove.
19696 (init_alias_info): Do not mark all type tags for renaming
19698 Clear may_aliases from every symbol.
19699 (setup_pointers_and_addressables): If a pointer has not been
19700 dereferenced and it had a type tag, clear it and mark the old
19703 2004-07-28 Diego Novillo <dnovillo@redhat.com>
19705 PR tree-optimization/16705
19706 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
19709 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19711 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
19714 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
19715 don't make another one.
19717 PR optimization/15077
19718 * function.h (struct function): Add field saved_static_chain_decl.
19719 Fix comment for static_chain_decl.
19720 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
19721 * tree-inline.h (save_body): Add new arg.
19722 * tree-optimize.c (tree_rest_of_compilation): Handle saving
19725 2004-07-27 Richard Henderson <rth@redhat.com>
19727 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
19728 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
19729 is_gimple_addressable.
19730 * tree-gimple.c (is_gimple_addressable): Rename from
19731 is_gimple_addr_expr_arg; accept INDIRECT_REF.
19732 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
19733 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
19734 rename to is_gimple_addressable.
19736 2004-07-28 Alan Modra <amodra@bigpond.net.au>
19738 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
19740 2004-07-27 Richard Henderson <rth@redhat.com>
19742 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
19745 2004-07-27 Zack Weinberg <zack@codesourcery.com>
19747 * libgcc2.c: Change all conditionals testing
19748 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
19749 * libgcc2.h: Likewise.
19750 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
19751 TYPE_PRECISION of float80_type to 80.
19752 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
19753 of fpreg_type and float80_type to 80.
19754 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
19755 * config/m68k/netbsd-elf.h:
19756 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
19757 to evaluate to 80 whenever they would formerly have evaluated to 96.
19758 * config/i386/sco5.h: Remove unnecessary redefinition of
19759 LONG_DOUBLE_TYPE_SIZE.
19760 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
19761 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
19762 XFmode, with a bitsize of 80. Update commentary.
19763 * config/ia64/ia64-modes.def: Likewise.
19764 * config/m68k/m68k-modes.def: Likewise.
19766 2004-07-27 Steven Bosscher <stevenb@suse.de>
19768 * cfgexpand.c (tree_expand_cfg): Fix comment.
19770 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
19771 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
19773 (prepare_function_start): Don't set rtx_equal_function_value_matters.
19774 * integrate.c (copy_rtx_and_substitute): Don't test for it.
19775 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
19776 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
19777 here again. Update leading comment.
19778 * rtl.c (rtx_equal_function_value_matters): Remove.
19779 (rtx_equal_p): Don't test for it.
19780 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
19783 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
19784 * rtl.c (note_insn_name): Likewise.
19785 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
19786 * final.c (final_scan_insn): Likewise.
19788 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
19789 * passes.c (rest_of_handle_eh): Do it here.
19791 * stmt.c (struct nesting): Remove struct nesting block member.
19792 (struct stmt_status): Remove x_block_start_count field.
19793 (current_block_start_count): Remove.
19795 2004-07-27 Brian Booth <bbooth@redhat.com>
19797 * tree-optimize.c (register_one_dump_file): Update condition that uses
19798 static_pass_number.
19799 (dup_pass_1): Replace with...
19800 (next_pass_1): This.
19801 (NEXT_PASS): Call next_pass_1.
19802 (DUP_PASS): Remove.
19803 (init_tree_optimization_passes): Remove uses of DUP_PASS.
19804 (execute_one_pass): Update condition that uses
19805 static_pass_number.
19806 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
19809 2004-07-27 Nick Clifton <nickc@redhat.com>
19811 * config/m32r/m32r.c: Include integrate.h in order to get the
19812 prototype for get_hard_reg_initial_val().
19814 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
19815 and tidy up indentation.
19816 (final_presence_set): Use absence_set instead, so that if there is
19817 nothing in the "o" pipe the "s" pipe can be scheduled.
19819 2004-07-27 Diego Novillo <dnovillo@redhat.com>
19821 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
19822 don't have PT_VARS nor PT_MALLOC set.
19823 Clear name tag from pointers that have not been dereferenced.
19824 (set_pt_anything, set_pt_malloc): Forward declare.
19825 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
19826 not type compatibility when determining if a pointer can be
19829 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
19831 * expr.h (canonicalize_condition, get_condition): Add an int argument.
19832 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
19833 it to check whether the condition is still valid at the jump insn.
19834 * ifcvt.c (noce_get_condition): Likewise.
19835 (noce_get_alt_condition): Update call to canonicalize_condition.
19836 * loop-iv.c (simplify_using_initial_values): Update call to
19837 get_condition. Remove FIXME.
19838 (check_simple_exit): Update call to get_condition.
19839 * loop-unswitch.c (may_unswitch_on): Likewise.
19840 * loop.c (check_dbra_loop): Likewise.
19841 (canonicalize_condition, get_condition): Add an argument to say whether
19842 the condition must still be valid at INSN.
19843 (get_condition_for_loop): Update call to get_condition. Require that
19844 the condition be valid at INSN.
19845 * predict.c (estimate_probability): Update call to get_condition.
19846 Remove unused earliest parameter.
19847 (expected_value_to_br_prob): Update call to canonicalize_condition.
19849 2004-07-26 Eric Christopher <echristo@redhat.com>
19851 * tree-dfa.c (add_referenced_var): Register initializers of global
19854 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
19856 * config/i386/i386.c (function_arg): Always treat 8-
19857 and 16-byte wide vectors the same, even if MMX/SSE
19859 (contains_128bit_aligned_vector_p): Add comment.
19861 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
19863 * ra.h (enum node_type): Rename to:
19864 (enum ra_node_type).
19865 * ra-colorize.c: Likewise.
19867 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
19869 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
19870 after simplifying the jump.
19872 2004-06-26 Richard Henderson <rth@redhat.com>
19874 * calls.c (combine_pending_stack_adjustment_and_call): Make
19875 preferred_unit_stack_boundary argument unsigned. Make
19876 unadjusted_alignment unsigned.
19877 (expand_call): Make preferred_stack_boundary and
19878 preferred_unit_stack_boundary variables unsigned.
19879 * function.c (assign_stack_local_1): Make alignment unsigned.
19880 * function.h (struct function): Make stack_alignment_needed,
19881 preferred_stack_boundary unsigned.
19882 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
19883 (ix86_compute_frame_layout): Make stack_alignment_needed,
19884 preferred_alignment variables unsigned.
19885 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
19887 2004-07-26 Tom Tromey <tromey@redhat.com>
19889 * tree.h: Fix typo in comment.
19891 2004-07-26 Daniel Jacobowitz <dan@debian.org>
19894 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
19895 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
19896 (ggc_free): Remove incorrect freeing.
19897 (sweep_pages): Advance PP for large pages. Fix indentation.
19899 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
19901 PR rtl-optimization/16643
19902 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
19903 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
19904 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
19905 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
19906 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
19907 * function.c (thread_prologue_and_epilogue_insns): Likewise.
19908 * rtl.h (tracer): Add a flags parameter.
19909 * tracer.c (tracer): Pass it to cfg_layout_initialise.
19910 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
19911 (rest_of_handle_reorder_blocks): Update calls to tracer and
19912 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
19913 (rest_of_handle_tracer): Pass 0 to tracer.
19914 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
19916 2004-07-25 David Edelsohn <edelsohn@gnu.org>
19919 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
19922 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
19924 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
19925 (BINFO_BASE_ACCESS): Adjust.
19926 (BINFO_BASE_ACCESS_APPEND): New.
19927 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
19928 * dbxout.c (dbxout_type): Adjust binfo access accessing.
19929 * dwarf2out.c (gen_member_die): Likewise.
19930 * tree-dump.c (deque_and_dump): Likewise.
19932 2004-07-26 Falk Hueffner <falk@debian.org>
19934 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
19937 2004-07-25 Roger Sayle <roger@eyesopen.com>
19939 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
19940 value off of the stack if TARGET_USE_FFREEP.
19942 2004-07-26 Bernardo Innocenti <bernie@develer.com>
19944 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
19945 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
19946 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
19947 check on invocation of XRESIZEVEC ().
19949 2004-07-26 Bernardo Innocenti <bernie@develer.com>
19951 * c-common.c (disable_builtin_function): Rename variable n to
19952 new_disabled_builtin.
19953 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
19954 Rename local variable old to old_decl.
19955 * gensupport.c (shift_output_template): Rename parameter old to src.
19956 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
19957 old_rtx and newx to new_rtx.
19959 2004-07-26 Bernardo Innocenti <bernie@develer.com>
19961 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
19963 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
19965 * c-lex.c: Likewise.
19967 2004-07-25 Roger Sayle <roger@eyesopen.com>
19969 * fold-const.c (constant_boolean_node): Make extern.
19970 (make_range): Wrap long lines.
19971 (fold_cond_expr_with_comparison): Remove unnecessary call to
19972 pedantic_non_lvalue. Add missing calls to fold_convert.
19973 (fold_truthop): Add missing calls to fold_convert.
19975 * tree.h (constant_boolean_node): Add prototype here.
19976 * builtins.c (expand_builtin_strncmp): Add missing calls to
19978 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
19979 Call fold_convert and constant_boolean_node to correct types.
19980 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
19981 missing call to fold_convert to correct types.
19983 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
19984 Brian Ryner <bryner@brianryner.com>
19988 * c-common.c (c_common_attribute_table): Allow
19989 handle_visibility_attribute to be called for types.
19990 (handle_visibility_attribute) When given a type, set the visibility
19991 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
19992 so that we can check later whether the attribute was present. Added
19993 warning if attribute applied to non class type.
19994 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
19995 decls and checking that they are consistent.
19996 * common.opt: Added -fvisibility.
19997 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
19998 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
19999 * flags.h, tree.h: Added assorted support defines for overall patch
20000 * opts.c: Added parsing support for -fvisibility.
20001 * tree.c (build_decl): Set visibility for all decls to be whatever
20002 is in force at that time.
20003 * varasm.c (default_binds_local_p_1): Reworked logic determining
20004 when to make a symbol locally bound.
20005 * doc/invoke.texi: Added documentation for -fvisibility and
20006 -fvisibility-inlines-hidden.
20008 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20010 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
20011 * c-common.c: Add missing casts from void * to other types.
20012 * c-decl.c: Likewise.
20013 * c-format.c: Likewise.
20014 * c-lex.c: Likewise.
20015 * c-pragma.c: Likewise.
20016 * c-typeck.c: Likewise.
20017 * defaults.h: Likewise.
20018 * genconstants.c: Likewise.
20019 * gengtype-lex.l: Likewise.
20020 * genmodes.c: Likewise.
20021 * read-rtl.c: Likewise.
20024 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20026 * bitmap.c: Use type-safe memory allocation macros from libiberty.
20027 * c-common.c: Likewise.
20028 * c-decl.c: Likewise.
20029 * c-lang.c: Likewise.
20030 * c-lex.c: Likewise.
20031 * c-opts.c: Likewise.
20032 * c-parse.in: Likewise.
20033 * c-typeck.c: Likewise.
20034 * genconditions.c: Likewise.
20035 * gengtype-lex.l: Likewise.
20036 * gengtype-yacc.y: Likewise.
20037 * gengtype.c: Likewise.
20038 * genmodes.c: Likewise.
20039 * gensupport.c: Likewise.
20040 * read-rtl.c: Likewise.
20041 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
20044 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20046 * c-decl.c (groktypename, groktypename_in_param_context): Rename
20047 variable typename to type_name.
20048 * c-lex.c (interpret_float): Likewise.
20050 2004-07-25 Roger Sayle <roger@eyesopen.com>
20052 * convert.c (convert_to_real, convert_to_integer,
20053 convert_to_complex): Replace calls to build with calls to buildN.
20054 * coverage.c (tree_coverage_counter_ref): Likewise.
20055 * dojump.c (do_jump): Likewise.
20056 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
20057 * emit-rtl.c (component_ref_for_mem_expr,
20058 set_mem_attributes_minus_bitpos): Likewise.
20059 * explow.c (update_nonlocal_goto_save_area): Likewise.
20060 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
20061 expand_mult_add): Likewise.
20062 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
20063 store_constructor, get_inner_reference, expand_expr_real_1,
20064 try_casesi, try_tablejump): Likewise.
20065 * function.c (expand_function_start): Likewise.
20066 * stmt.c (emit_case_bit_tests, expand_end_case_type,
20067 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
20068 * stor-layout.c (place_union_field, layout_type): Likewise.
20069 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
20070 * varasm.c (copy_constant): Likewise.
20072 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20074 * c-common.c: Rename all identifiers named `new'.
20075 * c-decl.c: Likewise.
20076 * gensupport.c: Likewise.
20077 * simplify-rtx.c: Likewise.
20078 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
20080 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
20083 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
20086 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
20087 declarations until after calling pushdecl.
20088 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
20089 "extern" and not on whether the declaration is initialized.
20091 2004-07-25 Daniel Jacobowitz <dan@debian.org>
20093 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
20094 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
20095 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
20096 "cpplib.h", "c-pragma.h", "c-common.h".
20097 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
20098 (solaris_register_pragmas): New functions.
20099 * config/sol2-protos.h: New file.
20100 * config/sol2.c: New file.
20101 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
20102 (REGISTER_TARGET_PRAGMAS): New macros.
20103 (solaris_pending_aligns, solaris_pending_inits)
20104 (solaris_pending_finis): New variables.
20105 * config/t-sol2 (sol2-c.o): Update dependencies.
20106 (sol2.o): New rule.
20107 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
20108 SUBTARGET_INSERT_ATTRIBUTES.
20109 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
20110 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
20111 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
20112 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
20113 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
20114 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
20115 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
20116 * config/sparc/sparc.c (sparc_attribute_table): New.
20117 (TARGET_INSERT_ATTRIBUTES): Define in terms of
20118 SUBTARGET_INSERT_ATTRIBUTES.
20119 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
20121 * doc/extend.texi (Solaris Pragmas): New section.
20123 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20125 * c-common.c: Rename all identifiers named `class' to `cl'.
20126 * c-common.h: Likewise.
20127 * c-parse.in: Likewise.
20128 * c-typeck.c: Likewise.
20129 * genmodes.c: Likewise.
20130 * real.c: Likewise.
20131 * real.h: Likewise.
20132 * recog.c: Likewise.
20133 * recog.h: Likewise.
20134 * regrename.c: Likewise.
20135 * tree.h: Likewise.
20136 * c-common.c (builtin_function_2): Change type of 5th parameter from
20137 int to enum built_in_function. Change type of 8th parameter from int
20139 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
20141 * c-typeck.c (convert_arguments): Change type of formal_prec from
20142 int to unsigned int.
20143 * genmodes.c (blank_mode): Make a few negative constants unsigned.
20144 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
20145 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
20146 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
20147 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
20148 iterator to for_all_modes () instead of an enum because enums can't
20149 be incremented in C++.
20152 2004-07-25 Daniel Jacobowitz <dan@debian.org>
20154 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
20157 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20159 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
20160 Handle ARRAY_RANGE_REF like ARRAY_REF.
20162 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
20164 * c-typeck.c (digest_init): Don't allow arrays of signed or
20165 unsigned variants of wchar_t to be initialized by wide string
20166 constants. Do allow arrays of enumerated types compatible with
20167 wchar_t to be initialized by wide string constants. Refine tests
20168 distinguishing wide and narrow strings and arrays. Give specific
20169 error for arrays of other integer types initialized by string
20171 (output_init_element, process_init_element): Check for
20172 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
20173 initializing with string constants.
20175 2004-07-25 Richard Henderson <rth@redhat.com>
20177 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
20178 on the RESULT_DECL.
20179 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20180 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
20181 DECL_IGNORED_P to new decl.
20183 2004-07-24 Zack Weinberg <zack@codesourcery.com>
20185 * config/ia64/ia64.c (general_xfmode_operand)
20186 (destination_xfmode_operand): Delete.
20187 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
20188 * config/ia64/ia64.md (*movxf_internal): Use general_operand
20189 and destination_operand.
20191 2004-07-24 Alexander Kabaev <kan@freebsd.org>
20193 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
20194 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
20196 2004-07-24 Alexander Kabaev <kan@freebsd.org>
20197 Zack Weinberg <zack@codesourcery.com
20200 * c-decl.c (diagnose_mismatched_decls): Don't issue a
20201 redundant-declaration warning the first time a builtin is
20202 declared explicitly.
20204 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20206 * tree.h (staticp): Change return type to bool.
20208 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20210 * c-common.c (c_staticp): Last episode of the staticp saga.
20212 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20214 * c-common.h (c_staticp): Change return type from int to bool.
20215 * tree.c (staticp): Likewise.
20216 * langhooks.h (staticp): Likewise.
20218 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20220 * langhooks-def.h (lhd_staticp): Change return type from int to
20221 bool in prototype to match definition.
20223 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20225 * system.h (bool, true, false): Don't redefine as preprocessor macros
20228 2004-07-24 Roger Sayle <roger@eyesopen.com>
20230 * expmed.c (init_expmed): A signed modulus by a power of two is
20231 considered cheap if its less than or equal to four instructions.
20233 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20235 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
20236 GGC_CNEWVAR): New macros.
20238 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20240 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
20242 * c-decl.c: Likewise.
20243 * c-format.c: Likewise.
20244 * c-lex.c: Likewise.
20245 * c-opts.c: Likewise.
20246 * c-pragma.c: Likewise.
20247 * c-typeck.c: Likewise.
20248 * gencheck.c: Likewise.
20249 * genconditions.c: Likewise.
20250 * genconfig.c: Likewise.
20251 * genflags.c: Likewise.
20252 * gengtype.c: Likewise.
20253 * gensupport.c: Likewise.
20254 * ggc-none.c: Likewise.
20255 * langhooks.c: Likewise.
20256 * statistics.h: Likewise.
20257 * stub-objc.c: Likewise.
20258 * java/decl.c: Likewise.
20260 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
20262 * config/m68k/m68k.c (output_scc_di): Fix coding style.
20263 (symbolic_operand): Fix prototype.
20264 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
20265 * config/m68k/m68k.md: Add constants for registers a0 and sp and
20266 use them, change from the "{...}" syntax to the simpler {...}
20268 (*cfv4_extendqisi2): Fix destination predicate.
20269 * config/m68k/m68k-protos.h: Remove various declarations also
20270 generated via PREDICATE_CODES.
20272 2004-07-23 Mike Stump <mrs@apple.com>
20274 * c-typeck.c (convert_for_assignment): Tightened up pointer
20275 converstions that differ in signedness.
20277 2004-07-23 Zack Weinberg <zack@codesourcery.com>
20279 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
20281 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20283 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
20284 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
20286 * gimplify.c (gimplify_compound_lval): Check for no handled
20287 operations, rather than checking for explicit list of nodes.
20288 (is_gimple_addr_expr_arg_or_indirect): New function.
20289 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
20290 redundant setting of TREE_INVARIANT.
20291 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
20292 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
20294 2004-07-23 Diego Novillo <dnovillo@redhat.com>
20296 PR tree-optimization/16688
20297 PR tree-optimization/16689
20298 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
20299 unnecessary initialization of 'tag'.
20300 (get_tmt_for): Check that the new type tag has the same alias
20301 set as the pointed-to type.
20302 (group_aliases): Only regular variables need to be removed
20303 from the alias set of a name tag.
20304 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
20305 propagation if the two types are not compatible.
20306 (merge_alias_info): Rename from replace_ssa_names_ann.
20308 (replace_exp_1): If both arguments are SSA_NAMEs, check that
20309 the propagation can be done.
20310 Only call merge_alias_info on pointers.
20311 (propagate_value): Likewise.
20312 * tree-ssa-copyrename.c: Include langhooks.h.
20313 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
20315 Do not coalesce variables with incompatible types.
20316 (rename_ssa_copies): Call replace_ssa_name_symbol.
20317 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
20318 the same type as the underlying _DECL.
20319 * tree-ssanames.c (replace_ssa_name_symbol): New function.
20320 * tree.h (replace_ssa_name_symbol): Declare.
20322 2004-07-23 Richard Henderson <rth@redhat.com>
20325 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
20326 unshare it properly.
20327 (gimplify_modify_expr_rhs): Push assignment from a conditional into
20328 the conditional for all non-register types.
20330 2004-07-23 Richard Henderson <rth@redhat.com>
20332 * expr.c (expand_expr_real_1): Don't handle non-local variables.
20333 * expr.h (fix_lexical_addr): Remove.
20334 * function.c (NEED_SEPARATE_AP): Remove.
20335 (fix_lexical_addr): Remove.
20336 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
20337 not null decl_function_context.
20338 (create_alias_vars): Likewise.
20339 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
20340 (simple_goto_p): Likewise.
20341 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
20342 * tree-ssa-ccp.c (get_default_value): Likewise.
20343 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20344 * tree.c (needs_to_live_in_memory): Likewise.
20345 * tree-flow-inline.h (may_be_aliased): Move...
20346 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
20347 when TREE_STATIC variables may be addressable.
20349 2004-07-24 Jakub Jelinek <jakub@redhat.com>
20351 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
20353 2004-07-23 Zack Weinberg <zack@codesourcery.com>
20355 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
20356 bitmap contents if GENERATOR_FILE is defined.
20357 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
20358 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
20360 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
20362 * c-decl.c (start_function): Form composite type of function types
20363 rather than copying type from previous prototype declaration.
20365 2004-07-23 Janis Johnson <janis187@us.ibm.com>
20367 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
20368 the const qualifier for the second argument in the C++ functions.
20370 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
20371 specific pointer types.
20373 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
20374 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
20375 for vector bool and/or vector pixel, add C++ and C missing support.
20376 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
20377 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
20378 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
20379 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
20380 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
20381 missing C++ and C support for vector bool and/or vector pixel.
20382 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
20383 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
20384 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
20385 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
20386 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
20387 C++ and C types used for vector bool and/or vector pixel.
20388 (vec_st, vec_stl): Add C++ support for vector pixel.
20389 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
20390 (vec_all_ne): Add C++ support for vector pixel.
20392 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
20393 (vec_vmulesb): Add missing C++ function.
20394 (vec_perm): Fix type of third argument in C++ function.
20395 (vec_vsum4shs): Fix C++ function name.
20396 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
20397 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
20398 argument passed to the error handler in C macro.
20399 (vec_nmsub): Remove extra parens around argument names in C macro.
20400 (vec_packpx): Add missing parens in C macro.
20402 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
20404 * machmode.def: Remove vector modes.
20405 * config/alpha/alpha-modes.def: Add supported vector modes.
20406 * config/arm/arm-modes.def: Likewise.
20407 * config/frv/frv-modes.def: Likewise.
20408 * config/i386/i386-modes.def: Likewise.
20409 * config/rs6000/rs6000-modes.def: Likewise.
20410 * config/sh/sh-modes.def: Likewise.
20412 2004-07-23 Matthias Klose <doko@debian.org>
20414 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
20415 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
20416 * config.h: Regenerate.
20417 * configure: Likewise.
20419 2004-07-22 Mark Mitchell <mark@codesourcery.com>
20421 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
20422 generated SYMBOL_REFs for labels.
20423 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
20425 (machopic_stub_name): Remove.
20426 (machopic_indirection_name): New function.
20427 (machopic_mcount_stub_name): Likewise.
20428 (machopic_classify_name): Remove.
20429 (machopic_function_base_sym): New function.
20430 (machpoic_classify_symbol): Likewise.
20431 (machopic_classify_ident): Remove.
20432 (machopic_define_ident): Likewise.
20433 (machopic_define_name): Likewise.
20434 (machopic_name_defined_p): Likewise.
20435 (machopic_ident_defined_p): Likewise.
20436 (darwin_strip_name_encoding): Likewise.
20437 (machopic_define_symbol): New function.
20438 * config/darwin.c (hashtab.h): Include.
20439 (machopic_defined_list): Remove.
20440 (machopic_classify_ident): Likewise.
20441 (machopic_classify_name): Likewise.
20442 (machopic_ident_defined_p): Likewise.
20443 (machopic_define_ident): Likewise.
20444 (machopic_define_name): Likewise.
20445 (machopic_symbol_defined_p): New function.
20446 (machopic_classify_symbol): Likewise.
20447 (machopic_data_defined_p): Use machopic_classify_symbol.
20448 (machopic_define_symbol): New function.
20449 (machopic_function_base_sym): New function.
20450 (machopic_non_lazy_pointers): Remove.
20451 (machopic_non_lazy_ptr_name): Likewise.
20452 (machopic_stubs): Likewise.
20453 (machopic_stub_name): Likewise.
20454 (NON_LAZY_POINTER_SUFFIX): New macro.
20455 (STUB_SUFFIX): Likewise.
20456 (machopic_indirection): New structure.
20457 (machopic_indirections): New variable.
20458 (machopic_indirection_hash): New function.
20459 (machopic_indirection_eq): Likewise.
20460 (machopic_indirection_name): Likewise.
20461 (machopic_mcount_stub_name): New function.
20462 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
20464 (machopic_indirect_data_reference): Rework to use new functions.
20465 (machopic_indirect_call_target): Likewise.
20466 (machopic_legitimize_pic_address): Likewise.
20467 (machopic_output_indirection): New function.
20468 (machopic_finish): Use it.
20469 (machopic_operand_p): Rework to use new functions.
20470 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
20471 (darwin_strip_name_encoding): Remove.
20472 (update_non_lazy_ptrs): Remove.
20473 (update_stubs): Likewise.
20474 (darwin_non_lazy_pcrel): Use new functions.
20475 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
20476 (ASM_OUTPUT_LABELREF): Likewise.
20477 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
20478 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
20479 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
20480 (TARGET_STRIP_NAME_ENCODING): Do not use
20481 darwin_strip_name_encoding.
20482 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
20483 darwin_strip_name_encoding.
20484 * config/i386/darwin.h (FUNCTION_PROFILER): Use
20485 machopic_mcount_stub_name.
20486 * config/i386/i386.c (x86_output_mi_thunk): Use
20487 machopic_indirection_name, not machopic_stub_name.
20488 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
20489 machopic_function_base_sym.
20490 (print_operand): Use machopic_classify_symbol.
20491 (rs6000_emit_prologue): Use machopic_function_base_sym.
20492 (output_profile_hook): Do not use machopic_stub_name.
20493 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
20495 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20498 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
20501 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20503 * doc/implement-c.texi: New file.
20504 * doc/extend.texi (C Implementation): Move to there.
20505 * doc/gcc.texi: Include implement-c.texi.
20506 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
20508 2004-07-22 Jason Merrill <jason@redhat.com>
20510 * integrate.c (copy_decl_for_inlining): Remove invisible reference
20512 * tree-inline.c (setup_one_parameter): Likewise.
20514 2004-07-22 Brian Booth <bbooth@redhat.com>
20516 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
20517 (substitute_and_fold): Propigate into VUSE operands when possible.
20518 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
20519 (cp_lattice_meet): Handle merging of latticevalues when
20520 UNKNOWN_VAL is present.
20521 (visit_stmt): Visit assignments with V_MUST_DEFs.
20522 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
20523 (ccp_fold): Deal with RHS' that are constant and virtual.
20524 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
20525 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
20526 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
20527 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
20528 computing immediate uses.
20529 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
20531 (replace_vuse_in): New function.
20532 (likely_value): Add check of vuse operands.
20533 (get_default_value): Set the default value of virtually defined
20534 variables to UKNOWN_VAL instead of VARYING.
20536 2004-07-22 Richard Henderson <rth@redhat.com>
20538 * expr.c (emit_push_insn): Don't use set_mem_attributes.
20540 2004-07-22 Richard Henderson <rth@redhat.com>
20542 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
20543 variables due to conditional compilation.
20545 2004-07-22 Diego Novillo <dnovillo@redhat.com>
20547 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
20548 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
20549 Release SSA names that have been re-renamed.
20550 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
20552 * tree-ssa-alias.c (init_alias_info): If aliases have been
20553 computed before, clear existing alias information.
20554 (create_name_tags): Do no fixup PT_ANYTHING pointers.
20555 If the new name tag for a pointer is different than the one it
20556 had before, mark the old tag for renaming.
20557 (replace_may_alias): New function.
20558 (group_aliases): Call it.
20559 (setup_pointers_and_addressables): Always call get_tmt_for.
20560 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
20562 (set_pt_anything): New local function.
20563 (set_pt_malloc): New local function.
20564 (merge_pointed_to_info): Don't merge pointed-to variables from
20565 the original pointer if the destination is pointing to an
20567 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
20568 (add_pointed_to_var): Do not add a variable to the points-to
20569 set if the pointer is already pointing to anywhere.
20570 (collect_points_to_info_r): If the defining statement is a PHI
20571 node, only merge pointed-to information if the argument has
20572 already been visited.
20573 (get_tmt_for): Only create a new tag if the pointer didn't
20575 (dump_alias_info): Emit more information.
20576 (dump_points_to_info_for): Likewise.
20577 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
20578 try to get the annotation of an SSA_NAME.
20579 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
20580 alias sets when checking is enabled.
20581 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
20582 (eliminate): Mark basic blocks that will need
20583 EH information cleaned up.
20584 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
20586 Initialize need_eh_cleanup.
20587 (fini_pre): Call tree_purge_all_dead_eh_edges and
20588 cleanup_tree_cfg if needed.
20589 Free need_eh_cleanup.
20590 * tree-ssa.c (verify_ssa_name): New function.
20591 (verify_def): Call it.
20592 Re-arrange to avoid printing too many error messages.
20593 (verify_use): Likewise.
20594 (verify_phi_args): Likewise.
20595 (verify_flow_insensitive_alias_info): New function.
20596 (verify_flow_sensitive_alias_info): New function.
20597 (verify_alias_info): New function.
20598 (verify_ssa): Call verify_alias_info.
20599 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
20601 Re-arrange to avoid printing too many error messages.
20602 * tree-ssanames.c (make_ssa_name): Clear
20603 SSA_NAME_IN_FREE_LIST.
20604 (release_ssa_name): Never release a default definition.
20605 (release_defs): New function.
20606 * tree.h: Declare it.
20607 * tree-ssa-dce.c (remove_dead_stmt): Call it.
20609 2004-07-22 Diego Novillo <dnovillo@redhat.com>
20611 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
20612 If true, do a depth-first search. Do a breadht-first search,
20614 (walk_use_def_chains): Add new argument IS_DFS.
20616 * tree-flow.h (walk_use_def_chains): Update prototype.
20618 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
20620 * config/cris/cris.md: Tweak formatting.
20621 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
20622 (mover2side, moverside, movemside, movei, op3, andu): Replace
20623 live define_peephole:s with define_peephole2 near-equivalents.
20625 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
20627 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
20628 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
20629 "*mov_sidesi_mem" respectively.
20631 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
20633 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
20634 (gimplify_build1): Move from tree-complex.c do_unop.
20635 (gimplify_build2): Move from tree-complex.c do_binop.
20636 (gimplify_build3): New.
20637 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
20638 Adjust throughout to call the functions above.
20639 * tree-flow.h: Declare the functions above.
20640 * tree-nested.c (gimplify_val): Rename to...
20641 (tsi_gimplify_val): ... this.
20643 * Makefile.in (tree_complex.o): Update dependencies.
20644 (stor-layout.o): Depend on regs.h.
20645 * c-common.c (handle_vector_size_attribute): Update for
20646 vector types without corresponding vector modes.
20647 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
20648 a corresponding vector mode is not available.
20649 * print-tree.c (print_node): Print nunits for vector types
20650 * regclass.c (have_regs_of_mode): New.
20651 (init_reg_sets_1): Initialize it and use it instead
20652 of allocatable_regs_of_mode.
20653 * regs.h (have_regs_of_mode): Declare it.
20654 * stor-layout.c (layout_type): Pick a mode for vector types.
20655 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
20656 build_replicated_const, do_unop, do_binop, do_plus_minus,
20657 do_negate, expand_vector_piecewise, expand_vector_parallel,
20658 expand_vector_addition, expand_vector_operations_1,
20659 expand_vector_operations, tree_lower_operations,
20660 pass_lower_vector_ssa, pass_pre_expand): New.
20661 (expand_complex_operations, pass_lower_complex): Remove.
20662 * tree-optimize.c (init_tree_optimization_passes): Adjust
20663 pass ordering for changes in tree-complex.c.
20664 * tree-pass.h: Declare new passes.
20665 * tree.c (finish_vector_type): Remove.
20666 (make_vector_type): New.
20667 (build_vector_type_for_mode, build_vector_type): Rewritten.
20668 * tree.def (VECTOR_TYPE): Document where the number of
20669 subparts is stored.
20670 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
20671 (make_vector): Remove declaration.
20673 2004-07-21 Richard Henderson <rth@redhat.com>
20675 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
20676 TREE_THIS_VOLATILE, may_aliases, or optimization level.
20677 (remove_useless_vars): Dump debugging info.
20678 (expand_used_vars): Move ...
20679 * cfgexpand.c (expand_used_vars): ... here. Make static.
20680 * tree-flow-inline.h (set_is_used): New.
20681 (set_default_def): Use get_var_ann.
20682 * tree-flow.h: Update decls.
20683 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
20684 (create_ssa_var_map): Use it.
20685 * tree-ssa.c (set_is_used): Remove.
20687 2004-07-22 Ben Elliston <bje@au.ibm.com>
20689 * gdbinit.in: Set a breakpoint on internal_error.
20691 2004-07-21 Richard Henderson <rth@redhat.com>
20693 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
20694 to create a new basic block.
20696 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20699 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
20700 return type on function definitions. Move other warnings for
20701 qualified return type to -Wreturn-type. Do not condition any such
20702 warnings on -pedantic. Update comments.
20703 (start_function): Only copy function type from previous prototype
20704 declaration if return types are compatible.
20705 * c-typeck.c (function_types_compatible_p): Don't condition
20706 warning for incompatibility of volatile qualifiers on the return
20707 type on -pedantic. Update comment.
20708 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
20710 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20712 * c-typeck.c (set_init_index): Require designator to be of integer
20715 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
20718 * c-parse.in (init): Change to exprtype.
20719 (primary): Set original_code for STRING to STRING_CST.
20720 Call maybe_warn_string_init for compound literals.
20721 (initdcl, notype_initdcl): Call maybe_warn_string_init.
20723 * c-tree.h (maybe_warn_string_init): New.
20724 (pop_init_level, process_init_element): Use struct c_expr.
20725 (struct c_expr): Update comment.
20726 * c-typeck.c (maybe_warn_string_init): New function.
20727 (digest_init): Call it. Additional parameter strict_string. All
20729 (output_init_element): Likewise.
20730 (struct constructor_stack): Use struct c_expr for
20732 (really_start_incremental_init, push_init_level): Update.
20733 (pop_init_level): Update. Return struct c_expr.
20734 (process_init_level): Update. Take struct c_expr argument.
20736 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
20738 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
20741 2004-07-21 Eric Christopher <echristo@redhat.com>
20743 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
20745 * c-decl.c (pop_scope): Ditto.
20746 * calls.c (expand_call): Remove call to current_nesting_level,
20747 update comment accordingly. Remove calls to expand_start_target_temps
20748 and expand_end_target_temps.
20749 * cfgexpand.c (construct_init_block): Remove call to
20750 expand_start_bindings_and_block.
20751 (construct_exit_block): Remove call to expand_end_bindings.
20752 * expr.c (safe_from_p): Remove BIND_EXPR handling.
20753 (expand_expr_real_1): Ditto. Fix formatting.
20754 (expand_vars): Delete.
20755 * stmt.c (POPSTACK): Remove block_stack.
20756 (stmt_status): Remove x_block_stack.
20757 (block_stack): Delete.
20758 (expand_start_bindings_and_block): Ditto.
20759 (expand_start_target_temps): Ditto.
20760 (expand_end_target_temps): Ditto.
20761 (current_nesting_level): Ditto.
20762 (warn_about_unused_variables): Ditto.
20763 (expand_end_bindings): Ditto.
20764 * tree.h: Remove declarations for above.
20766 2004-07-21 Steven Bosscher <stevenb@suse.de>
20768 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
20769 * rtl.c (note_insn_name): Likewise.
20770 * print-rtl.c (print_rtx): Don't print it.
20771 * cfgrtl.h (can_delete_note_p): Don't handle it.
20772 (rtl_delete_block): Likewise.
20773 * passes.c (rest_of_handle_guess_branch_prob): Remove.
20774 (rest_of_compilation): Don't call it.
20775 * predict.c (process_note_predictions, process_note_prediction,
20776 note_prediction_to_br_prob): Remove.
20777 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
20778 * stmt.c (return_prediction): Remove.
20779 (expand_value_return): Don't call it. Don't add prediction
20780 notes for return statements.
20782 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
20784 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
20787 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
20789 * c-common.c (vector_types_convertible_p): Use vector types'
20790 TYPE_SIZE and TREE_TYPE instead of their mode.
20791 * convert.c (convert_to_integer): Likewise.
20792 (convert_to_vector): Likewise.
20793 * fold-const.c (fold_convert): Likewise.
20794 * varasm.c (output_constant): Likewise.
20795 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
20796 Allow a VECTOR_TYPE initializer to be made of several vectors.
20797 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
20798 of cleared and need_to_clear, and use fold_convert.
20799 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
20802 2004-07-20 Richard Henderson <rth@redhat.com>
20804 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
20805 (expand_gimple_basic_block): out from here. Renamed from expand_block.
20807 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
20809 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
20810 enormous cost if not TARGET_HARD_MUL.
20812 2004-07-20 Andrew Pinski <apinski@apple.com>
20815 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
20818 2004-07-21 Paul brook <paul@codesourcery.com>
20820 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
20822 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20824 * fold-const.c (operand_equal_p): Temporarily support NULL args.
20825 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
20826 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
20828 2004-07-20 Zack Weinberg <zack@codesourcery.com>
20830 * rtl.h (plus_constant): Delete.
20831 (plus_constant_wide): Rename to plus_constant.
20832 (plus_constant_for_output_wide): Delete vestigial prototype.
20833 (GEN_INT): Remove unnecessary cast.
20834 * tree.h (build_int_2, size_int_type): Delete.
20835 (build_int_2_wide): Rename to build_int_2.
20836 (size_int_wide): Rename to size_int_kind.
20837 (size_int_type_wide): Rename to size_int_type.
20838 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
20839 Remove unnecessary cast.
20840 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
20841 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
20842 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
20843 (size_int_type_wide): Rename size_int_type.
20844 (int_const_binop): Use size_int_type.
20845 * c-lex.c (interpret_integer): Use build_int_2.
20846 * final.c (split_double): Remove unnecessary casts.
20847 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
20849 2004-07-20 Richard Henderson <rth@redhat.com>
20851 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
20852 (gimplify_compound_lval): Use is_gimple_tmp_reg.
20853 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
20854 (is_gimple_tmp_reg): New.
20855 * tree-gimple.h (is_gimple_tmp_reg): Declare.
20857 2004-07-20 Richard Henderson <rth@redhat.com>
20859 * tree-pretty-print.c (dump_generic_node): Dump
20860 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
20862 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
20864 * tree-mudflap.c (mf_set_options_fndecl): New tree.
20865 (mudflap_init): Set it.
20866 (mudflap_register_call): Remove __mf_init call.
20867 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
20868 to pass "-ignore-reads" option to libmudflap if needed.
20870 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
20873 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
20874 (MAKE_DECL_ONE_ONLY): Undefine.
20875 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
20876 readonly_data, one_only_data_section, forget_section): New prototypes.
20877 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
20879 (pa_select_section): Add one-only (COMDAT) support.
20880 * pa.h (struct machine_function): Define.
20881 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
20882 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
20883 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
20884 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
20885 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
20886 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
20887 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
20888 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
20889 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
20890 for EXTRA_SECTION_FUNCTIONS.
20891 * doc/install.texi: Update binutils requirements.
20893 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
20895 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
20896 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
20897 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
20899 (struct VEC): Use unsigned for num and alloc.
20900 * vec.c (struct vec_prefix): Likewise.
20901 (vec_o_reserve): Adjust.
20903 * dbxout.c (dbxout_type): Fix printf format.
20905 * tree.h (binfo_member): Remove.
20906 * tree.c (binfo_member): Remove.
20908 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
20910 * tree.h: Include vec.h
20911 (DEF_VEC_P(tree)): New type.
20912 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
20913 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
20914 (BINFO_LANG_SLOT): Remove.
20915 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
20916 (struct tree_binfo): Turn base_binfos into a trailing
20917 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
20918 (binfo_lang_slots): Remove.
20919 * tree.c (binfo_lang_slots): Remove.
20920 (make_tree_binfo_stat): Take a base binfo count, not a
20921 lang slot count. Adjust.
20922 * Makefile.in (TREE_H): Add vec.h
20923 * alias.c (record_component_aliases): Adjust BINFO access.
20924 * dbxout.c (dbxout_type): Likewise.
20925 * dwarf2out.c (gen_member_die): Likewise.
20926 * sdbout.c (sdbout_one_type): Likewise.
20927 * tree-dump.c (deque_and_dump): Likewise.
20928 * config/i386/i386.c (classify_argument,
20929 contains_128bit_aligned_vector_p): Likewise.
20930 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
20931 * doc/c-tree.texi (Classes): Update BINFO documentation.
20933 2004-07-20 Steven Bosscher <stevenb@suse.de>
20935 * c-common.h (check_case_value): Remove prototype.
20936 (c_add_case_label): Adjust prototype.
20937 * c-common.c (check_case_value): Make static.
20938 (check_case_bounds): New function.
20939 (c_add_case_label): Use it. Take new argument orig_type.
20940 * c-typeck.c (struct c_switch): New orig_type field.
20941 (c_start_case): Set it.
20942 (do_case): Pass it to c_add_case_label.
20943 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
20944 cases from here. Add the labels in reverse order.
20945 * stmt.c (struct case_node): Adjust comment. Remove balance field.
20946 (add_case_node): Return nothing, don't check for duplicate cases.
20947 Insert new case nodes in a list, not in an AVL tree.
20948 (expand_end_case_type): Don't turn a case tree into a case list.
20949 (case_tree2list): Remove.
20950 * tree.h (add_case_node): Adjust prototype.
20952 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
20954 * genattr.c (struct range, struct function_unit,
20955 write_units, extend_range, init_range): Remove them.
20956 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
20957 Output "#define INSN_SCHEDULING" here.
20958 * genattrtab.c (struct range, struct function_unit_op,
20959 struct function_unit, struct dimension, enum operator,
20960 operate_exp, expand_units, simplify_knowing,
20961 encode_units_mask, simplify_by_exploding,
20962 find_and_mark_used_attributes, unmark_used_attributes,
20963 add_values_to_cover, increment_current_value,
20964 test_for_current_value, simplify_with_current_value,
20965 simplify_with_current_value_aux, gen_unit,
20966 write_unit_name, write_function_unit_info,
20967 write_complex_function, write_toplevel_expr,
20968 find_single_value, extend_range): Remove.
20969 (write_attr_get): Do not handle common_av->value
20971 (struct attr_desc): Remove func_units_p and blockage_p.
20972 (write_attr_valueq): Do not handle them.
20973 (find_attr): Do not clear them.
20974 (make_internal_attr): Do not initialize them.
20975 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
20976 * sched-vis.c (init_target_units, insn_print_units,
20977 init_block_visualization, print_block_visualization,
20978 visualize_scheduled_insns, visualize_no_unit,
20979 visualize_stall_cycles, visualize_alloc,
20980 visualize_free, target_units, get_visual_tbl_length,
20981 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
20982 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
20983 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
20984 * haifa-sched.c (blockage_range, clear_units,
20985 schedule_unit, actual_hazard, potential_hazard,
20986 insn_unit, unit_last_insn, unit_tick,
20987 actual_hazard_this_instance, potential_hazard,
20988 schedule_unit, max_insn_queue_index_value): Remove.
20989 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
20990 max_insn_queue_index.
20991 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
20992 * doc/md.texi (Processor pipeline description): Remove
20993 references to old pipeline descriptions.
20994 (Automaton pipeline description): Merge with the above.
20995 (Old pipeline description, Comparison of the two descriptions):
20998 * bt-load.c (migrate_btr_def): Remove references to
20999 use_pipeline_interface.
21000 * haifa-sched.c (insn_cost, schedule_insn,
21001 schedule_block, advance_one_cycle, sched_init,
21002 queue_to_ready, sched_finish): Likewise.
21003 * modulo-sched.c (sms_schedule, advance_one_cycle,
21004 ps_has_conflicts): Likewise.
21005 * sched-rgn.c (init_ready): Likewise.
21006 (debug_dependencies): Likewise, and remove an "if (1)".
21007 * target.h (use_dfa_pipeline_interface): Remove.
21008 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21009 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21010 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21011 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21012 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21013 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21014 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21015 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21016 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21017 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21018 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21019 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21020 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21021 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21022 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21023 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21024 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21025 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21026 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21028 2004-07-19 Roger Sayle <roger@eyesopen.com>
21030 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
21032 2004-07-19 Jeff Law <law@redhat.com>
21034 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
21035 (get_eq_expr_value): Use it. Simplify slightly.
21037 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
21039 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
21040 (umulsidi3_32bit_r4000): Likewise.
21042 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
21044 * vec.h: Propagate location information properly.
21045 (VEC_T_iterate): Add result pointer parameter.
21046 (VEC_T_space): New.
21047 (VEC_T_reserve): Use it.
21049 2004-07-19 Daniel Jacobowitz <dan@debian.org>
21051 * Makefile.in (c-format.o): Depend on c-format.h.
21052 * c-format.h: New file.
21053 (struct format_char_info): Add CHAIN member.
21054 * c-format.c: Move some types and constants to c-format.h.
21055 (format_type_error): Set to -1.
21056 (struct function_format_info): Use an int for format_type.
21057 (decode_format_type): Return an int. Return format_type_error
21059 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
21060 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
21061 (scan_char_table, time_char_table, monetary_char_table): Initialize
21063 (n_format_types): New variable.
21064 (check_format_info_main): Handle CHAIN in format_char_info.
21065 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
21066 TARGET_N_FORMAT_TYPES.
21067 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21068 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
21069 * config/sol2-c.c: New file.
21070 * config/t-sol2: New file.
21071 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
21072 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
21073 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
21075 * doc/extend.texi (Target Format Checks): New section.
21076 (Function Attributes): Mention it.
21077 * doc/invoke.texi: Mention target format checks.
21078 * doc/sourcebuild.texi: Mention target format checks.
21079 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
21080 TARGET_FORMAT_TYPES.
21082 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
21084 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
21086 * config/s390/s390.c (regclass_map initializer): Register 35 added to
21088 (load_multiple_operation, store_multiple_operation): Removed
21089 pointless sanity check.
21090 (s390_decompose_address): Added check for return_address_pointer_rtx.
21091 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
21092 (s390_return_address_offset): New function.
21093 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
21094 (FRAME_REGNO_P): Added check for register 35.
21095 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
21096 REG_ALLOC_ORDER): Appended entry for register 35.
21097 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
21098 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
21099 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
21100 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
21101 is eliminable using stack pointer or hard frame pointer.
21102 (REGISTER_NAMES): Added name for register 35.
21103 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
21104 pointless sanity check.
21106 2004-07-19 Roger Sayle <roger@eyesopen.com>
21108 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
21109 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
21110 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
21111 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
21112 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
21113 (fold_relational_const): Tidy up handling of floating point
21114 comparisons by calling real_compare. Remove tree_expr_nonzero_p
21115 transformation; fold_relational_const assumes constant operands.
21117 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
21119 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
21122 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
21124 * c-tree.h (struct c_expr): Define.
21125 (C_SET_EXP_ORIGINAL_CODE): Remove.
21126 (parser_build_binary_op, build_compound_expr): Update prototypes.
21127 * c-parse.in (%union): Add exprtype.
21128 (FUNC_NAME): Mark as ttype.
21129 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
21131 (expr): Update. Define directly in terms of expr_no_commas
21132 instead of using nonnull_exprlist.
21133 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
21134 offsetof_member_designator, typespec_nonreserved_nonattr, init,
21135 initval, designator, component_declarator,
21136 component_notype_declarator, enumerator, array_declarator,
21137 condition, exexpr, switch_statement, stmt_nocomp, stmt,
21138 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
21139 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
21141 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
21142 * c-common.c (c_common_truthvalue_conversion): Don't check
21143 C_EXP_ORIGINAL_CODE.
21144 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
21145 Don't use C_EXP_ORIGINAL_CODE.
21146 (default_conversion, default_function_array_conversion): Don't use
21147 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
21148 (internal_build_compound_expr): Merge into build_compound_expr.
21149 (build_compound_expr): Take two operands instead of a TREE_LIST.
21150 * objc/objc-act.c (get_super_receiver): Update calls to
21151 build_compound_expr.
21153 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
21155 * config/sh/sh.c (sh_use_dfa_interface): Remove.
21156 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
21158 * config/sh/sh.md: Extract pipeline descriptions
21159 into separate files.
21160 * config/sh/sh1.md: New file, extracted from sh.md.
21161 * config/sh/sh4.md: New file, extracted from sh.md.
21162 * config/sh/shmedia.md: New file, extracted from sh.md
21163 and rewritten using new-style pipeline description.
21165 2004-07-18 Zack Weinberg <zack@codesourcery.com>
21167 * config/pa/pa.md: Delete the two remaining define_peephole
21170 2004-07-18 Steven Bosscher <stevenb@suse.de>
21171 Joseph S. Myers <jsm@polyomino.org.uk>
21173 * c-common.c (c_common_truthvalue_conversion): Don't warn if
21174 TREE_NO_WARNING is set.
21176 2004-07-18 Roger Sayle <roger@eyesopen.com>
21178 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
21179 simplify_builtin_strncmp): Delete.
21180 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
21181 Change argument to accept an arglist instead of an "exp". Assume
21182 that the return type is always integer_type_node. Copy missing
21183 transformations from their now obsolete simplify_builtin_*
21185 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
21186 fold_builtin_strcmp and fold_builtin_strncmp.
21187 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
21188 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
21189 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
21191 2004-07-18 Daniel Jacobowitz <dan@debian.org>
21193 * Makefile.in (tree-alias-common.o): Update dependencies.
21195 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
21197 * cfgloop.c (flow_loop_nested_p): Fix comment.
21199 2004-07-17 Jason Merrill <jason@redhat.com>
21202 * stor-layout.c (relayout_decl): New fn.
21203 * tree.h: Declare it.
21204 (DECL_BY_REFERENCE): New macro.
21206 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
21208 * libgcc2.c (__enable_execute_stack): New symbol.
21209 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
21210 and declare __enable_execute_stack.
21211 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
21212 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
21213 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21214 ENABLE_EXECUTE_STACK.
21215 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
21216 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21217 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21218 ENABLE_EXECUTE_STACK.
21219 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21220 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
21221 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21222 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
21223 ENABLE_EXECUTE_STACK.
21224 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21225 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21226 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21227 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
21228 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
21229 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
21230 (sparc64_initialize_trampoline): Likewise.
21231 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
21233 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
21235 * langhooks.h (builtin_function): New langhook.
21236 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
21237 (LANG_HOOKS_INITIALIZER): Update.
21238 * tree.h (builtin_function): Remove.
21239 * doc/tm.texi: Update.
21240 * c-tree.h (builtin_function): Declare.
21241 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
21242 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
21243 config/ia64/ia64.c, config/iq2000/iq2000.c,
21244 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
21245 config/stormy16/stormy16.c: All callers of builtin_function
21248 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
21251 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
21252 Remove white space after the backslash.
21254 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
21256 PR rtl-optimization/16294
21257 * resource.c (return_insn_p): New predicate.
21258 (mark_target_live_regs): Use it. Special-case return insns.
21259 (init_resource_info): Use it. Don't scan the epilogue past
21262 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21264 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
21265 destroy dominance information.
21266 * passes.c (rest_of_handle_loop2): Free dominance information.
21267 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
21269 (thread_jumps): Update dominance information and remove unreachable
21271 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
21272 information and remove the unreachable block.
21274 2004-07-17 Graham Stott <graham.stott@btinternet.com>
21276 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
21278 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
21280 * doc/sourcebuild.texi: Remove libf2c entry.
21282 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
21284 * config/i386/i386.md (movv16qi_internal): Fix typo.
21286 2004-07-17 Steven Bosscher <stevenb@suse.de>
21288 * final.c (final_scan_insn): Fix broken commit from previous
21291 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
21293 * c-typeck.c (parser_build_binary_op): Condition warnings for
21294 X<=Y<=Z on -Wparentheses instead of -Wextra.
21295 * doc/invoke.texi: Update. Document that most of -Wparentheses is
21296 supported for C only.
21298 2004-07-17 Steven Bosscher <stevenb@suse.de>
21300 * cfgcleanup.c (try_simplify_condjump): Don't remove line
21301 notes to avoid unreachable code warnings.
21302 * toplev.c (backend_init): Don't emit line notes for
21303 unreachable code warnings.
21305 * combine.c (distribute_notes): Don't distribute a
21306 REG_VTABLE_REF note.
21307 * final.c (final_scan_insn): Don't handle it.
21308 * rtl.c (reg_note_name): Remove it.
21309 * rtl.h (enum reg_node): Dito.
21311 * emit-rtl.c (force_line_numbers, restore_line_number_status):
21313 * rtl.h (force_line_numbers, restore_line_number_status):
21316 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
21317 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
21318 (using_eh_for_cleanups): Also moved here.
21320 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
21321 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
21322 to expand_start_case and add_case_node.
21323 * stmt.c (struct nesting): Cleanup unused fields condition_code,
21324 last_unconditional_cleanup, nominal_type, printname, and
21325 line_number_status.
21326 (struct fixup_goto): Remove.
21327 (struct stmt_status): Remove x_goto_fixup_chain field.
21328 (goto_fixup_chain): Remove.
21329 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
21330 pushcase, pushcase_range): Remove.
21331 (expand_start_bindings_and_block): Don't set unused fields in
21333 (expand_start_case, add_case_node): Cleanup unused formal arguments.
21334 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
21335 instead of emit_jump_if_reachable.
21336 (emit_case_nodes): Likewise.
21337 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
21339 (update_eh_label): Work around left-over exception handing regions.
21340 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
21341 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
21342 (pass_cleanup_cfg_post_optimizing): New pass.
21343 (init_tree_optimization_passes): Run the new pass after all
21345 * tree.h (pushcase, pushcase_range): Remove prototypes.
21346 (expand_start_case, add_case_node): Update prototypes.
21348 2004-07-16 Krister Walfridsson <cato@df.lth.se>
21350 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
21352 2004-07-16 Richard Henderson <rth@redhat.com>
21354 * builtins.c (std_expand_builtin_va_arg): Remove.
21355 (expand_builtin_va_arg): Remove.
21356 * expr.h: Don't declare them.
21357 * gimplify.c (mark_decls_volatile_r): Remove.
21358 (copy_if_shared_r): Don't call it.
21359 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
21360 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
21361 * gimple-low.c (lower_stmt): Likewise.
21362 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
21363 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
21364 * tree-ssa-operands.c (get_expr_operands): Likewise.
21365 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
21366 EXPAND_BUILTIN_VA_ARG.
21367 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
21368 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
21369 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
21370 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
21372 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
21374 * tree-ssa-pre.c (insert_aux): Break out if we hit
21377 2004-07-16 Richard Henderson <rth@redhat.com>
21379 * basic-block.h (remove_fake_exit_edges): Declare.
21380 * cfganal.c (remove_fake_predecessors): Rename from
21381 remove_fake_successors; iterate over predecessors.
21382 (remove_fake_exit_edges): New.
21383 * cfgcleanup.c (try_optimize_cfg): Use it.
21384 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
21385 * predict.c (estimate_probability): Likewise.
21386 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
21387 * tree-cfg.c (make_edges): Likewise.
21388 * tree-ssa-pre.c (fini_pre): Likewise.
21389 * profile.c (instrument_edges): Don't remove_fake_edges.
21390 (branch_prob): Do it earlier here.
21392 2004-07-16 Richard Henderson <rth@redhat.com>
21394 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
21395 switchification wrt CONSTRUCTOR. Document the reason.
21397 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
21399 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
21400 that prevented descriptive __mf_check source location strings.
21402 2004-07-16 Richard Henderson <rth@redhat.com>
21404 * tree-def (WITH_SIZE_EXPR): New.
21405 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
21406 * expr.c (expand_expr_real_1): Likewise.
21407 * gimplify.c (maybe_with_size_expr): New.
21408 (gimplify_arg, gimplify_modify_expr): Use it.
21409 (gimplify_modify_expr_to_memcpy): Take size parameter.
21410 (gimplify_modify_expr_to_memset): Likewise.
21411 (gimplify_expr): Handle WITH_SIZE_EXPR.
21412 * tree-alias-common.c (find_func_aliases): Likewise.
21413 * tree-eh.c (tree_could_trap_p): Likewise.
21414 (tree_could_throw_p): Likewise.
21415 * tree-gimple.c (is_gimple_lvalue): Likewise.
21416 (get_call_expr_in): Likewise.
21417 * tree-inline.c (estimate_num_insns_1): Likewise.
21418 (expand_calls_inline): Likewise.
21419 * tree-nested.c (convert_call_expr): Likewise.
21420 * tree-pretty-print.c (dump_generic_node): Likewise.
21421 * tree-sra.c (sra_walk_expr): Likewise.
21422 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
21423 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
21424 * tree-ssa-operands.c (get_expr_operands): Likewise.
21425 * tree-tailcall.c (find_tail_calls): Likewise.
21427 * calls.c (expand_call): Reset old_stack_allocated after
21428 calling emit_stack_restore.
21430 2004-07-16 Richard Henderson <rth@redhat.com>
21432 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
21433 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
21434 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
21435 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
21436 copy_res_decl_for_inlining.
21438 * tree-inline.c (declare_return_variable): New modify_dest argument.
21439 Use it as the return value, when possible or manditory. Handle
21440 TREE_ADDRESSABLE types.
21441 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
21442 replacement of CALL_EXPR.
21444 2004-07-16 Richard Henderson <rth@redhat.com>
21446 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
21447 * gimple-low.c (expand_var_p): Don't check it.
21448 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
21449 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
21450 * tree-ssa-operands.c (add_stmt_operand): Likewise.
21451 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
21452 (find_referenced_vars): Don't call them.
21453 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
21455 2004-07-16 Richard Henderson <rth@redhat.com>
21457 * function.c (pass_by_reference): True for all variable sized types.
21459 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
21461 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
21462 * tree-pretty-print.c: Include tree-chrec.h.
21463 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
21464 and POLYNOMIAL_CHREC nodes.
21466 2004-07-16 Steve Ellcey <sje@cup.hp.com>
21468 * builtins.c (expand_builtin_stpcpy): Do not create temporary
21471 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
21473 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
21475 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
21477 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
21479 * config/s390/s390.c: Likewise.
21480 * config/s390/s390.h: Likewise.
21482 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21484 * config/mips/mips.md (addsi3, adddi3): Remove special handling
21485 of $sp adds. Remove REGNO checks from mips16 patterns.
21487 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21489 * config/mips/mips.md: Delete outdated comment.
21491 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21493 * config/mips/mips.c (get_float_compare_codes): Delete.
21494 (mips_emit_compare): New function, mostly extracted from
21495 get_float_compare_codes and gen_conditional_branch.
21496 (gen_conditional_branch, gen_conditional_move): Use it.
21498 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
21500 * genautomata.c (add_vect): Speedup by using integers as
21501 bit-vectors for walking through the comb_vect and finding
21504 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21506 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
21507 operand is an uns_arith_operand; use subtraction otherwise.
21508 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
21509 not just arith_operands.
21511 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21513 * config/mips/mips-protos.h (gen_int_relational): Delete.
21514 (mips_emit_scc): Declare.
21515 * config/mips/mips.c (internal_test): Delete.
21516 (sle_operand, sleu_operand): New functions.
21517 (map_test_to_internal_test, gen_int_relational): Delete.
21518 (mips_emit_binary, mips_relational_operand_ok_p)
21519 (mips_emit_int_relational, mips_zero_if_equal)
21520 (mips_emit_scc): New functions.
21521 (gen_conditional_branch): Rework to use mips_emit_int_relational.
21522 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
21524 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
21525 (sltu, sleu): Use mips_emit_scc.
21526 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
21527 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
21528 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
21530 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21532 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
21534 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21536 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
21537 (*sne_[sd]i): Likewise sne_[sd]i_zero.
21538 (*sgt_[sd]i): ...and sgt_[sd]i.
21539 (*slt_[sd]i): ...and slt_[sd]i.
21540 (*sgtu_[sd]i): ...and sgtu_[sd]i.
21541 (*sltu_[sd]i): ...and sltu_[sd]i.
21542 (*sleu_[sd]i): ...and sleu_[sd]i_const.
21543 Name previously unnamed mips16 patterns. Formatting fixes.
21545 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21547 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
21548 (branch_type): Delete.
21549 (gen_conditional_branch, gen_conditional_move)
21550 (mips_gen_conditional_trap): Update after name change. Get the
21551 comparison mode from cmp_operands[0].
21552 * config/mips/mips.h (cmp_type, branch_type): Delete.
21553 (cmp_operands): Renamed from branch_cmp.
21554 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
21555 name change. Don't set branch_type.
21556 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
21557 mode class of cmp_operands[0] rather than branch_type. Update after
21560 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21562 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
21563 of 0...255 to 0 when inside a SET.
21565 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
21567 * config/mips/mips.md: Remove mips16 define_peepholes.
21569 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
21571 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
21572 (fini_pre): Remove fake edges.
21574 2004-07-15 Richard Henderson <rth@redhat.com>
21576 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
21577 (get_indirect_ref_operands, get_call_expr_operands): ... these.
21579 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
21581 * vec.h (VEC_address): New function.
21583 2004-07-14 Jason Merrill <jason@redhat.com>
21585 PR middle-end/15885
21586 * gimplify.c (gimplify_arg): New fn, split out from...
21587 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
21589 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
21591 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
21592 generate code which is generated by pushqi1 now
21593 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
21595 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
21597 * combine.c (simplify_set): match the mode of the constant 0 with
21598 the tested operand to match the compare behaviour and the
21599 simplify_relational_operation() expectation.
21601 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
21603 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
21604 ("bordered"): Same.
21606 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
21608 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
21610 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
21612 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
21614 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
21615 calls in mips16 code.
21617 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
21619 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
21620 the destination of the li as well as for the neg.
21622 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
21625 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
21626 * cgraph.h: Update declaration.
21627 * c-decl.c (build_cdtor): Update call with default priority.
21628 * coverage.c (create_coverage): Ditto.
21629 * tree-mudflap.c (mf_init_fndecl): New tree.
21630 (mudflap_init): Set it.
21631 (mudflap_register_call): Arrange to call __mf_init before the first
21632 __mf_register call.
21633 (mudflap_finish_file): Mark the mudflap static initializer as extra
21634 high priority, to beat all C++ static constructors.
21636 2004-07-15 Jeff Law <law@redhat.com>
21638 * loop.c (check_insn_for_givs): Restore check for code labels that was
21639 accidentally deleted by a recent checkin.
21641 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
21643 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
21644 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
21646 2004-07-14 Richard Henderson <rth@redhat.com>
21648 * print-tree.c (print_node): Fix casts last change.
21650 2004-07-15 Paul Brook <paul@codesourcery.com>
21652 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
21653 to TARGET_UNWIND_INFO.
21654 * except.c (output_function_exception_table): Ditto.
21656 * opts.c (decode_options): Ditto.
21657 * passes.c (rest_of_handle_final): Ditto.
21658 * final.c (final_start_function): Ditto.
21659 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
21661 * targhooks.h (default_unwind_emit): Declare.
21662 * targhooks.c (default_unwind_emit): New function.
21663 * target-def.h: Define and use TARGET_UNWIND_EMIT.
21664 * target.h (struct gcc_target): Add unwind_emit.
21665 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
21666 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
21667 Remove IA64_UNWIND_EMIT.
21668 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
21670 2004-07-14 Richard Henderson <rth@redhat.com>
21672 * print-tree.c (print_node): Handle SSA_NAME.
21674 2004-07-14 James E Wilson <wilson@specifixinc.com>
21677 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
21678 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
21680 2004-07-15 Jakub Jelinek <jakub@redhat.com>
21682 * expr.c (expand_assignment): Reenable bitfield += optimizations.
21683 Use alias set 0 for memory, do proper mode calculations and adjust
21684 address for memories.
21686 2004-07-14 Per Bothner <per@bothner.com>
21688 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
21689 structure with extra column field.
21690 * tree.c (expand_location): Also fill in column field.
21691 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
21692 gets confused by the two conditionally-compiled definitions.
21694 2004-07-14 Eric Christopher <echristo@redhat.com>
21696 * calls.c (expand_call): Fix typo in comment.
21698 2004-07-14 Steve Ellcey <sje@cup.hp.com>
21700 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
21701 comparision of TFmode.
21703 2004-07-14 Richard Henderson <rth@redhat.com>
21705 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
21706 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
21707 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
21708 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21709 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
21710 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
21711 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21712 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
21713 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
21715 2004-07-14 Mike Stump <mrs@apple.com>
21717 * config/darwin.h (WINT_TYPE): Define to be int to match
21718 system header files.
21720 2004-07-14 Bob Wilson <bob.wilson@acm.org>
21722 * config/xtensa/xtensa.c (function_arg_advance): Check for args
21723 that must be passed in the stack.
21724 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
21725 arguments if the size is not a constant.
21727 2004-07-14 Per Bothner <per@bothner.com>
21729 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
21730 instead of EXPR_LOCUS in a boolean context, which is always true
21731 if --enable-mapped-location.
21732 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
21734 2004-07-14 Richard Henderson <rth@redhat.com>
21736 * dominance.c (struct dom_info): Add fake_exit_edge.
21737 (init_dom_info): Allocate it.
21738 (free_dom_info): Free it.
21739 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
21741 (calc_idoms): Honor fake_exit_edge.
21743 2004-07-13 Jason Merrill <jason@redhat.com>
21745 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
21746 (rhs_test_for): New fn.
21747 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
21748 * tree-gimple.h: Declare them.
21749 * gimplify.c (gimplify_modify_expr): Use the new fns.
21751 2004-07-14 Richard Henderson <rth@redhat.com>
21753 * config/arm/arm-protos.h (arm_va_arg): Remove.
21754 * config/arm/arm.c (arm_va_arg): Remove.
21755 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
21756 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
21758 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21760 * pa.c (fix_range): New function to mark a range(s) of registers as
21762 (override_options): Call fix_range if the -mfixed-range option string
21764 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
21765 * doc/invoke.texi (-mfixed-range): Document new option.
21767 2004-07-14 David Edelsohn <edelsohn@gnu.org>
21769 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
21771 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
21773 2004-07-14 Roger Sayle <roger@eyesopen.com>
21775 * expmed.c (expand_sdiv_pow2): New function to expand signed division
21776 by a positive power of two, split out from expand_divmod. Provide
21777 an alternate implementation when shifts are expensive. Lower the
21778 threshold for using a branchless implementation to BRANCH_COST >= 2.
21779 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
21781 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21783 * tree-dfa.c (make_rename_temp): *Really* work just
21784 like create_tmp_var if called while outside SSA form.
21786 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
21788 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
21789 for division by zero.
21790 ("umodsi3"): Likewise.
21792 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
21794 * config/mips/mips.c (mips_output_move): When generating mips16 code,
21795 force loads of negative constants to be split.
21796 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
21797 Generalize SImode li/neg splitter to cope with other modes.
21799 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21801 * expmed.c: Remove more references to QUEUED in the comments.
21802 * expr.c: Likewise.
21804 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
21807 2004-07-13 Richard Henderson <rth@redhat.com>
21808 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
21811 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21813 * tree-dfa.c (make_rename_temp): Work just like
21814 create_tmp_var if called while outside SSA form.
21816 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
21818 * expr.c (enqueue_insn, finish_expr_for_function,
21819 protect_from_queue, queued_subexp_p, mark_queue,
21820 emit_insns_enqueued_after_mark, emit_queue,
21821 expand_increment): Remove.
21822 (store_constructor): Expand increment as an assignment.
21823 (expand_expr_real_1 <case PREINCREMENT_EXPR,
21824 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
21825 case POSTDECREMENT_EXPR>): Abort.
21826 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
21827 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
21828 protect_from_queue, emit_queue, queued_subexp_p): Remove.
21829 * function.h (pending_chain, x_pending_chain): Remove.
21830 * rtl.def (QUEUED): Remove.
21832 * emit-rtl.c (copy_insn_1, copy_most_rtx,
21833 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
21834 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
21835 encode_units_mask): Likewise.
21836 * local-alloc.c (equiv_init_varies_p): Likewise.
21837 * rtl.c (copy_rtx): Likewise.
21838 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
21839 * simplify-rtx.c (simplify_gen_subreg): Likewise.
21840 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
21842 * builtins.c (expand_builtin, expand_builtin_apply,
21843 expand_builtin_mathfn, expand_builtin_mathfn_2,
21844 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
21845 Remove calls to emit_queue and protect_from_queue.
21846 * calls.c (expand_call, precompute_arguments,
21847 precompute_register_parameters, rtx_for_function_call,
21848 store_one_arg): Likewise.
21849 * dojump.c (do_compare_and_jump, do_jump): Likewise.
21850 * explow.c (memory_address): Likewise.
21851 * expmed.c (clear_by_pieces_1, clear_storage,
21852 clear_storage_via_libcall, emit_group_load,
21853 emit_group_store, emit_store_flag,
21854 expand_expr_real_1, store_by_pieces,
21855 store_constructor, store_expr, try_casesi,
21856 try_tablejump): Likewise.
21857 * function.c (expand_pending_sizes): Likewise.
21858 * optabs.c (emit_cmp_and_jump_insns,
21859 emit_conditional_add, emit_conditional_move,
21860 expand_fix, expand_float, prepare_cmp_insn): Likewise.
21861 * stmt.c (emit_case_bit_tests,
21862 expand_asm_expr, expand_computed_goto,
21863 expand_decl_init, expand_end_case_type,
21864 expand_end_stmt_expr, expand_expr_stmt_value,
21865 expand_return, expand_start_case,
21866 optimize_tail_recursion): Likewise.
21867 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21868 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
21870 2004-07-14 Ben Elliston <bje@au.ibm.com>
21872 * vec.h: Comment fix.
21874 2004-07-13 Richard Henderson <rth@redhat.com>
21876 * target.h (struct gcc_target): Add calls.pass_by_reference.
21877 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
21878 * function.c (pass_by_reference): Use the hook.
21879 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
21880 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
21881 (hook_pass_by_reference_must_pass_in_stack): New.
21882 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
21883 (alpha_pass_by_reference): New.
21884 (TARGET_PASS_BY_REFERENCE): New.
21885 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21886 * config/arc/arc.c (arc_pass_by_reference): New.
21887 (TARGET_PASS_BY_REFERENCE): New.
21888 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21889 (FUNCTION_ARG_CALLEE_COPIES): True.
21890 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
21891 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
21892 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
21893 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21894 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21895 * config/cris/cris.c (cris_pass_by_reference): New.
21896 (TARGET_PASS_BY_REFERENCE): New.
21897 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
21898 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
21899 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21900 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
21901 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21902 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
21903 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
21904 (frv_function_arg_pass_by_reference): Remove.
21905 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21906 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
21907 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
21908 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
21909 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21910 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
21911 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
21912 (ia64_pass_by_reference): Rename from
21913 ia64_function_arg_pass_by_reference.
21914 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21915 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21916 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
21917 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
21918 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
21919 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21920 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
21921 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
21922 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
21923 (m32r_pass_by_reference): Adjust prototype. Make static.
21924 Handle mode sizes correctly.
21925 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21926 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
21927 (m68hc11_function_arg_pass_by_reference): Remove.
21928 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21929 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
21930 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
21931 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21932 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
21933 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
21934 (mips_va_arg): Use pass_by_reference.
21935 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
21936 Handle mode sizes correctly.
21937 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21938 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
21939 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
21940 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
21941 (mmix_pass_by_reference): Rename from
21942 mmix_function_arg_pass_by_reference.
21943 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21944 (FUNCTION_ARG_CALLEE_COPIES): True.
21945 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
21946 (mn10300_pass_by_reference): New.
21947 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21948 (FUNCTION_ARG_CALLEE_COPIES): True.
21949 * config/pa/pa.c (pa_pass_by_reference): New.
21950 (TARGET_PASS_BY_REFERENCE): New.
21951 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21952 (FUNCTION_ARG_CALLEE_COPIES): True.
21953 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
21954 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
21955 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
21956 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21957 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
21958 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
21959 (s390_pass_by_reference): Rename from
21960 s390_function_arg_pass_by_reference.
21961 (s390_function_arg_advance): Don't query pass-by-ref.
21962 (s390_function_arg): Likewise.
21963 (s390_gimplify_va_arg): Use pass_by_reference.
21964 (s390_call_saved_register_used): Likewise.
21965 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21966 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
21967 (shcompact_byref, sh_pass_by_reference): New.
21968 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21969 (SHCOMPACT_BYREF): Remove.
21970 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
21971 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
21972 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
21973 (sparc_gimplify_va_arg): Use pass_by_reference.
21974 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21975 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21976 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
21977 (v850_pass_by_reference): New.
21978 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21979 (FUNCTION_ARG_CALLEE_COPIES): True.
21980 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
21981 FUNCTION_ARG_PASS_BY_REFERENCE docs.
21983 2004-07-14 Richard Henderson <rth@redhat.com>
21984 Richard Sandiford <rsandifo@redhat.com>
21986 * config/mips/mips-protos.h (mips_va_arg): Delete.
21987 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
21988 * config/mips/mips.c: Include tree-gimple.h.
21989 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
21990 (mips_arg_info): Remove special handling of must_pass_in_stck args.
21991 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
21992 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
21994 2004-07-13 Bob Wilson <bob.wilson@acm.org>
21996 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
21997 arguments for COND_EXPR in big-endian adjustment code.
21999 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22001 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
22002 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
22003 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
22004 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
22006 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22008 PR tree-optimization/16443
22009 * tree-ssa-alias.c: Add more description for
22010 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
22011 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
22012 clobbering of call-clobbered and addressable variables. If
22013 there are any before aliases have been computed, add them.
22015 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22017 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
22020 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
22022 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
22023 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
22026 2004-07-13 Per Bothner <per@bothner.com>
22028 * collect2.c (main): Handle --no-demangle and --demangle flags.
22030 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
22032 * Makefile.in (OBJS-common): Add tree-data-ref.o.
22033 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
22034 (tree-data-ref.o): New rule.
22035 * lambda.h: New file.
22036 * tree-data-ref.c: New file.
22037 * tree-data-ref.h: New file.
22038 * tree.c (int_cst_value, tree_fold_gcd): New functions.
22039 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
22041 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22044 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
22045 * config/sparc/sparc.c (output_ubranch): New function.
22046 * config/sparc/sparc.md (jump pattern): Use it.
22048 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22051 * config/sparc/sparc.c (output_cbranch): Properly guard
22052 the code handling far branches with TARGET_V9.
22053 * config/sparc/sparc.md (length attribute): Document the
22054 side-effect of having a length greater or equal to 3.
22056 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22057 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
22060 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
22061 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
22063 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
22064 Martin Sebor <sebor@roguewave.com>
22067 * doc/invoke.texi (SPARC options): Document -threads
22068 and -pthreads on Solaris.
22070 2004-07-13 Richard Henderson <rth@redhat.com>
22072 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
22074 (ind_gimplify_va_arg_expr): Remove.
22075 * tree.h (ind_gimplify_va_arg_expr): Remove.
22076 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
22077 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
22080 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
22081 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
22082 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
22083 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
22084 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
22086 2004-07-13 Richard Henderson <rth@redhat.com>
22088 * function.c (pass_by_reference): New.
22089 (assign_parm_find_data_types): Use it.
22090 * calls.c (initialize_argument_information): Likewise.
22091 (emit_library_call_value_1): Likewise.
22092 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22093 * function.h (pass_by_reference): Declare.
22095 2004-07-13 Richard Henderson <rth@redhat.com>
22097 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
22098 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
22099 * expr.h (MUST_PASS_IN_STACK): Remove.
22100 * system.h (MUST_PASS_IN_STACK): Poison.
22101 * tree.h (must_pass_in_stack_var_size): Declare.
22102 (must_pass_in_stack_var_size_or_pad): Declare.
22103 * calls.c (must_pass_in_stack_var_size): New.
22104 (must_pass_in_stack_var_size_or_pad): Rename from
22105 default_must_pass_in_stack.
22106 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
22107 (TARGET_MUST_PASS_IN_STACK): New.
22108 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
22109 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
22110 (TARGET_MUST_PASS_IN_STACK): New.
22111 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
22112 * config/frv/frv.c (frv_must_pass_in_stack): New.
22113 (TARGET_MUST_PASS_IN_STACK): New.
22114 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
22115 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
22116 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
22117 (ix86_must_pass_in_stack): Make static.
22118 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
22119 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
22120 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
22121 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
22122 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
22123 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
22124 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
22125 (mcore_must_pass_on_stack): Remove.
22126 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
22127 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
22128 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
22129 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
22130 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
22131 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
22132 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
22133 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
22134 (TARGET_MUST_PASS_IN_STACK): New.
22135 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
22136 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
22137 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
22138 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
22139 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
22140 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
22141 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
22142 MUST_PASS_IN_STACK.
22144 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
22145 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
22146 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
22147 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
22148 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
22149 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
22150 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
22151 config/xtensa/xtensa.c: Use target hook.
22153 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
22155 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
22156 * configure: Rebuilt.
22158 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
22160 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
22161 * config/mips/mips.h (mips_reg_names): Don't declare.
22162 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
22163 (TARGET_NAME_REGS): Delete.
22164 (TARGET_SWITCHES): Remove -mrnames.
22165 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
22166 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
22168 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
22169 (override_options): Remove handling of TARGET_NAME_REGS.
22171 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
22173 * config/mips/mips.h (TARGET_*): Boolify.
22175 2004-07-12 Nick Clifton <nickc@redhat.com>
22177 * config.gcc: Add sh-*-symbianelf target.
22178 * config/sh/sh.c: Add new target macros:
22179 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
22180 TARGET_CXX_IMPORT_EXPORT_CLASS.
22181 (sh_file_start): Create a definition of the .directive section.
22182 (sh_attribute): Add dllimport and dllexport attributes.
22183 * config/sh/symbian-pre.h: New file.
22184 * config/sh/symbian-post.h: New file.
22185 * config/sh/symbian.c: New file. Contains Symbian specific
22187 * config/sh/sh-protos.h: Add prototypes for new functions
22188 provided by symbian.c.
22189 * config/sh/t-symbian: New file.
22190 * doc/extend.texi: Document support for dllimport and dllexport
22191 attributes by the sh-symbianelf target.
22193 2004-07-12 James E Wilson <wilson@specifixinc.com>
22195 * Makefile.in (AR): Use @AR@ not ar.
22197 (AR_FOR_TARGET): Use $(AR) not ar for native.
22198 (NM_FOR_TARGET): Use $(NM) not nm for native.
22199 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
22200 * configure: Regenerate.
22202 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
22204 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
22206 (ashldi3_sp64): Likewise.
22208 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22211 * pa.c (function_arg): Update comment.
22212 * pa.h (BLOCK_REG_PADDING): Define.
22214 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22216 PR tree-optimization/16461
22217 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
22218 arguments of phi nodes.
22220 2004-07-12 Devang Patel <dpatel@apple.com>
22222 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
22224 2004-07-12 Steve Ellcey <sje@cup.hp.com>
22226 * function.c (expand_function_start): Ensure r_save is in Pmode.
22227 * calls.c (prepare_call_address): Ensure static_chain_value is
22229 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
22230 r_save_area are in Pmode.
22231 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
22232 fnaddr, and static_chain are in Pmode.
22234 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
22237 * config/ia64/ia64.c (bundling): Don't count ignored insns.
22239 2004-07-12 Richard Henderson <rth@redhat.com>
22241 * target.h (struct gcc_target): Move gimplify_va_arg_expr
22242 next to build_builtin_va_list.
22243 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
22244 * builtins.c (gimplify_va_arg_expr): Likewise.
22245 * gimplify.c (copy_if_shared_r): Likewise.
22247 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
22249 * passes.c (rest_of_decl_compilation): Don't defer call of
22250 assemble_variable if its DECL_RTL is already set.
22252 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
22254 * cfgloop.h (struct loop): Add nb_iterations field.
22255 (current_loops): Declare.
22256 * tree-chrec.c (chrec_not_analyzed_yet,
22257 chrec_dont_know, chrec_known, count_ev_in_wider_type,
22258 chrec_contains_symbols_defined_in_loop): Remove the temporary
22260 * tree-flow-inline.h (loop_containing_stmt): New function.
22261 * tree-scalar-evolution.c: Add implementation.
22262 * tree-scalar-evolution.h: Add declarations.
22264 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
22266 PR rtl-optimization/15921
22267 * Makefile.in (global.o): Add recog.h.
22269 * global.c (recog.h): Add the include-clause.
22270 (bb_info): New member earlyclobber.
22271 (allocate_bb_info, free_bb_info): Initialize/finish the new
22273 (earlyclobber_regclass, earlyclobber_regclass_length): The new
22275 (check_earlyclobber, regclass_intersect,
22276 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
22278 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
22279 (make_accurate_live_analysis): Modify pavin.
22281 2004-07-12 Diego Novillo <dnovillo@redhat.com>
22283 * tree-cfg.c (find_taken_edge): Statically compute the truth
22284 value of a predicate comparing an SSA_NAME to itself.
22286 2004-07-12 Roger Sayle <roger@eyesopen.com>
22288 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
22289 rs6000 doesn't have shift-and-add or shift-and-sub instructions
22290 by returning the cost of a multiplication plus an addition.
22292 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
22294 PR tree-optimization/14107
22295 * gimplify.c (gimplify_return_expr): Accept a
22296 RETURN_EXPR with an error argument.
22297 * tree-optimize.c (init_tree_optimization_passes):
22298 Run pass_warn_function_return at -O0.
22300 2004-07-12 Roger Sayle <roger@eyesopen.com>
22302 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
22305 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
22307 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
22308 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22309 * config/mips/3000.md: Add copyright notice. Remove automota and
22310 function units; use generic ones instead. Only define reservations
22311 for things that are different from generic.md. Extend each clause
22313 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
22314 * config/mips/mips.md: Include them. Remove define_function_units.
22315 (alu, imuldiv): New automata and units.
22317 2004-07-12 Ben Elliston <bje@au.ibm.com>
22319 * doc/invoke.texi (Optimize Options): Document -frename-registers
22320 not being enabled by default at -O3.
22322 2004-07-11 Roger Sayle <roger@eyesopen.com>
22324 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
22325 floating point additions, to keep real immediate constant positive.
22326 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
22327 into X + C, and leave positive real constants as X - C.
22329 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22331 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
22333 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22335 PR tree-optimization/15654
22336 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
22338 2004-07-11 Roger Sayle <roger@eyesopen.com>
22340 * builtins.c (fold_builtin_fputs): Don't bother converting the
22341 return type to integer_type_node, as we've already checked that
22342 the result will be ignored.
22344 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
22345 that signed addition, subtraction, multiplication, division,
22346 remainder, negation and absolute value may potentially trap.
22348 * fold-const.c (fold_ignored_result): New function to strip
22349 non-side-effecting tree nodes from an expression whose result
22351 (fold_convert): Call fold_ignored_result when casting a value
22353 (omit_one_operand): Call fold_ignored_result on the "omitted"
22354 operand when building a COMPOUND_EXPR.
22355 (pedantic_omit_one_operand): Likewise.
22356 * tree.h (fold_ignored_result): Prototype here.
22357 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
22358 when we're going to ignore the result.
22360 2004-07-11 Richard Henderson <rth@redhat.com>
22363 * tree-ssa-ccp.c (fold_stmt_r): Split out...
22364 * tree.c (fields_compatible_p, find_compatible_field): ... new.
22365 * tree.h (fields_compatible_p, find_compatible_field): Declare.
22366 * tree-sra.c (sra_hash_tree): Hash fields by offset.
22367 (sra_elt_eq): Use fields_compatible_p.
22368 (generate_one_element_ref): Use find_compatible_field.
22370 2004-07-11 Richard Henderson <rth@redhat.com>
22373 * tree-sra.c (generate_one_element_init): New.
22374 (generate_element_init): Use it.
22375 (scalarize_init): Push/pop gimplify context around it.
22376 (find_new_referenced_vars_1, find_new_referenced_vars): New.
22377 * gimplify.c (gimplify_expr): Allow SSA_NAME.
22379 2004-07-11 Roger Sayle <roger@eyesopen.com>
22381 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
22382 combine.c's combine_insn_cost.
22383 * rtl.h (insn_rtx_cost): Prototype here.
22384 * combine.c (combine_insn_cost): Delete function.
22385 (combine_validate_cost): Update callers of combine_insn_cost to
22386 call insn_rtx_cost instead.
22387 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
22388 requesting the rtx_cost of call and/or jump instructions.
22390 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
22391 rtx_cost directly. Don't request/use the cost of call or jump
22392 instructions. Return -1 if the cost of any instruction can't be
22393 determined (or the BB contains a function call).
22394 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
22395 -1 (i.e. can't determine the cost of any instruction or the basic
22396 block contains a subroutine call).
22397 (find_if_case_2): Likewise.
22399 2004-07-11 Roger Sayle <roger@eyesopen.com>
22401 * rs6000.c (struct processor_costs): Change semantics of fields to
22402 include the COST_N_INSNS scaling, and update all initializers.
22403 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
22404 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
22405 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
22406 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
22408 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22410 * LANGUAGES: Remove obsolete information.
22412 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
22414 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
22415 SIGBUS signal frames, the PSW address points *to* the faulting
22416 instruction, not after it.
22418 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
22420 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
22421 added to TLS symbol addresses.
22423 2004-07-11 Richard Henderson <rth@redhat.com>
22425 * expmed.c (init_expmed): Use stack-local structures for
22426 temporary rtl. Don't recognize shifts.
22428 2004-07-11 Richard Henderson <rth@redhat.com>
22430 * expr.c (store_expr): Don't fiddle subreg promotion for types
22431 with precision smaller than the mode.
22433 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22435 * tree.h (all_types_permanent): Remove.
22437 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22439 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
22440 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
22441 * langhooks.c (lhd_clear_binding_stack): Remove.
22442 * langhooks-def.h (lhd_clear_binding_stack,
22443 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
22444 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
22445 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
22446 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
22447 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
22448 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
22449 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
22450 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
22451 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
22452 * tree.h (poplevel): Don't declare.
22453 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
22454 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
22455 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
22456 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
22459 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
22461 PR tree-optimization/16437
22462 * c-common.c (shorten_compare): Don't mark result of conversion to
22463 narrower signed type as overflowing.
22464 * fold-const.c (decode_field_reference): Determine whether
22465 signedness comes from outer type using precision rather than size.
22467 2004-07-11 Phil Edwards <phil@codesourcery.com>
22469 * configure.ac: Alphabetize --enable-checking list, add
22470 missing valgrind entry.
22471 * configure: Regenerate.
22473 2004-07-11 Phil Edwards <phil@codesourcery.com>
22475 * doc/install.texi (Testing): Fix syntax in "make check" example.
22477 2004-07-10 James E Wilson <wilson@specifixinc.com>
22479 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
22481 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22483 PR rtl-optimization/16001
22484 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
22487 2004-07-10 Geoffrey Keating <geoffk@apple.com>
22489 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
22491 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
22492 James Morrison <phython@gcc.gnu.org>
22494 * doc/contrib.texi (Contributors): Add gfortran contributors and
22495 fix a couple of typos.
22497 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22499 PR rtl-optimization/15387
22500 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
22501 to incoming args space correctly.
22503 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22505 * pa.c (output_indirect_call): Only use %r2 as the link register in
22506 indirect calls with the long PA 2.0 pc-relative branch.
22508 2004-07-10 Daniel Jacobowitz <dan@debian.org>
22510 * config/i386/i386.c (override_options): Pick a 64-bit CPU
22511 for the default tuning if TARGET_64BIT.
22513 2004-07-10 Richard Henderson <rth@redhat.com>
22515 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
22516 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
22518 2004-07-10 Jakub Jelinek <jakub@redhat.com>
22520 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
22521 * expmed.c (store_bit_field, extract_bit_field): Remove last
22523 * builtins.c (expand_builtin_signbit): Adjust callers.
22524 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
22525 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
22526 * ifcvt.c (noce_emit_move_insn): Likewise.
22527 * stmt.c (expand_return): Likewise.
22528 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
22529 store_field, expand_expr_real_1): Likewise.
22531 2004-07-10 Richard Henderson <rth@redhat.com>
22533 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
22535 2004-07-09 Mike Stump <mrs@apple.com>
22537 * config/darwin.c (no_dead_strip): Add.
22538 (HAVE_DEAD_STRIP): Add.
22539 (darwin_emit_unwind_label): Ensure that we don't dead code strip
22542 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22544 * tree-ssa-loop-im.c: New file.
22545 * Makefile.in (tree-ssa-loop-im.o): Add.
22546 * cfgloop.c (superloop_at_depth): New function.
22547 * cfgloop.h (superloop_at_depth): Declare.
22548 * common.opt (ftree-lim): New flag.
22549 * expr.c (array_ref_up_bound): New function.
22550 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
22551 * timevar.def (TV_LIM): New timevar.
22552 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
22553 computing immediate uses of a phi node.
22554 * tree-flow.h (struct tree_ann_common_d): Add aux field.
22555 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
22556 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
22557 * tree-pass.h (pass_lim): Declare.
22558 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
22560 (pass_lim): New pass structure.
22561 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
22562 * tree.c (in_array_bounds_p): New function.
22563 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
22564 (in_array_bounds_p, array_ref_up_bound): Declare.
22565 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
22566 * doc/passes.texi (tree-ssa-loop-im.c): Document.
22568 2004-07-09 Richard Henderson <rth@redhat.com>
22570 * builtins.c (expand_builtin_stpcpy): Don't modify len.
22572 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
22575 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
22577 * flags.h: Delete redundant prototypes that are being generated
22578 in options.h from common.opt.
22579 * common.opt: Add in the expository comments formerly in flags.h.
22581 2004-07-09 Jan Beulich <jbeulich@novell.com>
22583 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
22584 available for use only when TARGET_MMX/_SSE is set, and check for
22585 variable argument function if any register count is non-zero.
22586 (function_arg): Correctly suppress repeated warnings for passing SSE
22587 vectors are arguments without SSE enabled.
22588 (ix86_function_arg_boundary): Without SSE enabled, the use of what
22589 would be SSE register modes does no longer influence the alignment.
22591 2004-07-09 Richard Henderson <rth@redhat.com>
22593 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
22594 Always align upward to arg boundary. Use size_in_bytes/round_up.
22595 Maintain type-correctness of constants.
22596 * stor-layout.c (round_up, round_down): Special-case powers of 2.
22598 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
22600 * config/sparc/sparc.c (*_costs): Scale instruction costs
22602 (sparc_rtx_costs): Adjust as appropriate.
22604 2004-07-09 Jan Beulich <jbeulich@novell.com>
22606 * config/i386/mm3dnow.h: New.
22607 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
22609 2004-07-09 Richard Henderson <rth@redhat.com>
22611 * simplify-rtx.c (simplify_const_relational_operation): Only
22612 look at bounds of scalar integers.
22614 2004-07-09 Jan Beulich <jbeulich@novell.com>
22616 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
22618 2004-07-09 Andrew Pinski <apinski@apple.com>
22620 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
22622 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
22623 UOBJC_METACLASS_decl.
22625 2004-07-09 James E Wilson <wilson@specifixinc.com>
22628 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
22629 do return a parallel if hfa_mode == XFmode and mode == TImode.
22631 2004-07-09 Jan Beulich <jbeulich@novell.com>
22633 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
22634 permissible for unary plus.
22636 2004-07-09 Jan Beulich <jbeulich@novell.com>
22638 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
22639 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
22640 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
22641 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
22642 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
22643 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
22644 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
22645 (BUILTIN_xxxIMAX): New.
22646 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
22647 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
22648 BUILT_IN_PARITYIMAX.
22650 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
22652 * config/sparc/sparc.h (processor_costs): Define.
22653 (sparc_costs): Declare.
22654 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
22655 hypersparc_costs, sparclet_costs, ultrasparc_costs,
22656 ultrasparc3_costs): New.
22657 (sparc_override_options): Set sparc_costs as appropriate.
22658 (sparc_rtx_costs): Use sparc_costs instead of messy
22661 2004-07-09 Steven Bosscher <stevenb@suse.de>
22663 * doc/md.texi (Processor pipeline description): Mention that
22664 the old pipeline description is deprecated.
22666 * config/rs6000/7450.md (automaton ppc7450): Split up, move
22667 mciu_7450 function unit to...
22668 (automaton ppc7450mciu): ...new automaton.
22670 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
22671 (schedule_block): Don't consider inserting bubbles.
22672 (sched_init): Don't initialize DFA bubbles.
22673 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
22674 TARGET_SCHED_DFA_BUBBLE): Remove.
22675 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
22676 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
22677 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
22679 * stmt.c (conditional_context): Remove prototype.
22680 * tree.h (conditional_context): Remove.
22681 * tree-cfg.c (pre_insert_on_edge): Remove.
22683 * c-common.h (c_expand_asm_operands): Remove prototype.
22684 * c-typeck.c (c_expand_asm_operands): Remove.
22686 2004-07-09 Jan Beulich <jbeulich@novell.com>
22688 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
22689 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
22690 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
22691 and V8QI are class SSE. All sufficiently small remaining vector modes
22692 must be passed in one or two integer registers.
22693 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
22694 returned in memory.
22695 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
22696 __builtin_ia32_pmuludq128 have non-uniform argument and return types
22697 and must thus be handled explicitly.
22698 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
22700 (movv8qi_internal, movv4hi_internal, movv2si_internal,
22701 movv2sf_internal): Permit moving between MMX and XMM registers (since
22702 MMX areguments and return values are passed in XMM registers).
22703 (sse2_umulsidi3): Correct type and mode.
22705 2004-07-09 Richard Henderson <rth@redhat.com>
22707 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
22709 2004-07-09 Eric Christopher <echristo@redhat.com>
22711 * config/rs6000/40x.md: Split into two automatons.
22713 2004-07-09 Zack Weinberg <zack@codesourcery.com>
22714 Andrew Pinski <apinski@apple.com>
22716 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
22717 on when we have more than one input file.
22718 (c_common_parse_file): Restore loop over all input files.
22719 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
22721 * c-decl.c (set_type_context): New function.
22722 (pop_scope): Use it to set context of types. When we
22723 encounter a TYPE_DECL, set the context of the attached type too.
22724 (pop_file_scope): Don't call cpp_undef_all here.
22725 (diagnose_mismatched_decls): Do not complain about a second
22726 definition of an 'extern inline' function if it's not in the
22727 same translation unit. Do not complain about inline
22728 declaration after use if the use was in a different
22730 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
22731 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
22732 the external scope.
22733 (pushdecl_top_level): Likewise.
22734 (grokdeclarator): Clarify what is going on with setting
22735 DECL_EXTERNAL on function types, a little.
22736 (c_write_global_declarations): Don't do anything if
22737 -fsyntax-only or errors have been encountered.
22739 2004-07-09 Zack Weinberg <zack@codesourcery.com>
22741 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
22743 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22746 * pa.c (output_indirect_call): Use %r2 as the link register when
22747 calling $$dyncall with a pc-relative branch.
22749 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
22751 * doc/install.texi (Binaries): Mention OpenPKG.
22753 2004-07-09 Diego Novillo <dnovillo@redhat.com>
22755 Fix PR tree-optimization/15555
22756 * tree-dfa.c (dump_variable): If the variable is a pointer
22757 SSA_NAME, also dump its points-to information.
22758 * tree-flow.h (struct ptr_info_def): Add field
22760 (dump_points_to_info_for): Declare.
22761 (debug_points_to_info_for): Declare.
22762 * tree-optimize.c (init_tree_optimization_passes): Add a
22763 second alias analysis pass after DOM2.
22764 Move pass_del_pta to a later spot.
22765 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
22766 create a name tags when we find a dereferenced pointer. Just
22767 mark the pointer dereferenced.
22768 (collect_points_to_info_for): Move code to clear points-to
22769 information to create_name_tags.
22770 (create_name_tags): New function.
22771 (compute_flow_sensitive_aliasing): Call it.
22772 (setup_pointers_and_addressables): Mark type tags for renaming
22773 here instead of ...
22774 (create_memory_tag): ... here.
22775 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
22776 (dump_points_to_info_for): Declare extern.
22777 (debug_points_to_info_for): New function.
22779 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
22781 * config/arc/arc.md: Switch to DFA-based scheduler description.
22782 * config/arc/arc.c: Switch to DFA-based scheduler description.
22784 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
22786 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
22789 2004-07-09 Richard Henderson <rth@redhat.com>
22791 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
22792 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22793 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
22794 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
22796 * config/v850/v850-protos.h (v850_va_arg): Remove.
22797 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22798 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
22799 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
22800 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
22801 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
22803 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
22806 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
22807 and DImode to use +/-4k offset.
22809 2004-07-09 Richard Henderson <rth@redhat.com>
22811 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
22813 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22814 (xstormy16_gimplify_va_arg_expr): Rewrite from
22815 xstormy16_expand_builtin_va_arg.
22816 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
22818 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
22819 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
22821 * config/sh/sh-protos.h (sh_va_arg): Remove.
22822 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22823 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
22824 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
22826 * config/pa/pa-protos.h (hppa_va_arg): Remove.
22827 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22828 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
22829 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
22831 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
22832 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22833 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
22834 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
22836 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
22838 * config/sparc/sparc.md (return): Rewrite length formula.
22839 * config/sparc/sparc.c (output_return): Pass 1 as 5th
22840 argument to final_scan_insn when in a delay slot.
22841 (output_sibcall): Likewise.
22843 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
22845 * arm.c (arm_cpp_interwork): New variable.
22846 (arm_override_options): Set it if TARGET_INTERWORK was on the command
22848 * arm.h (arm_cpp_interwork): Declare it.
22849 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
22850 __THUMB_INTERWORK__ in the preprocessor.
22852 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
22854 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
22856 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
22859 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
22860 Override default settings to account for -m32 and -m64.
22862 2004-07-08 Randolph Chung <tausq@debian.org>
22864 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
22866 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
22868 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
22869 before comparing it as such.
22871 2004-07-08 Richard Henderson <rth@redhat.com>
22873 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
22874 temporary. Use bit arithmetic to align.
22876 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
22878 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
22879 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
22880 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
22881 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
22882 add_labels_and_missing_jumps, find_jump_block,
22883 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
22885 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
22886 link_btr_uses, move_btr_def): Likewise.
22887 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
22888 expand_builtin_expect_jump): Likewise.
22889 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
22890 * calls.c (expand_call, emit_library_call_value_1): Likewise.
22891 * cfganal.c (forwarder_block_p): Likewise.
22892 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
22893 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
22894 find_bb_boundaries): Likewise.
22895 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
22896 merge_blocks_move_predecessor_nojumps,
22897 merge_blocks_move_successor_nojumps, insns_match_p,
22898 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
22899 try_optimize_cfg): Likewise.
22900 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
22901 * cfglayout.c (skip_insns_after_block, label_for_bb,
22902 record_effective_endpoints, insn_locators_initialize,
22903 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
22904 * cfgmainloop.c (create_loop_notes): Likewise.
22905 * cfgrtl.c (delete_insn, delete_insn_chain,
22906 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
22907 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
22908 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
22909 redirect_branch_edge, force_nonfallthru_and_redirect,
22910 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
22911 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
22912 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
22913 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
22914 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
22915 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
22916 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
22917 * combine.c (combine_instructions, can_combine_p, try_combine,
22918 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
22919 distribute_notes, distribute_links, insn_cuid): Likewise.
22920 * cse.c (fold_rtx, cse_insn, cse_around_loop,
22921 invalidate_skipped_block, cse_set_around_loop,
22922 cse_end_of_basic_block, cse_main, cse_basic_block,
22923 cse_condition_code_reg): Likewise.
22924 * cselib.c (cselib_process_insn): Likewise.
22925 * ddg.c (create_ddg): Likewise.
22926 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
22928 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
22929 gen_label_die, dwarf2out_var_location): Likewise.
22930 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
22931 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
22932 last_call_insn, active_insn_p, next_label, prev_label,
22933 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
22934 add_insn_before, remove_insn, add_function_usage_to,
22935 reorder_insns, find_line_note, remove_unnecessary_notes,
22936 emit_insn_after_1, classify_insn): Likewise.
22937 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
22938 connect_post_landing_pads, sjlj_mark_call_sites,
22939 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
22940 can_throw_internal, can_throw_external, set_nothrow_function_flags,
22941 convert_to_eh_region_ranges): Likewise.
22942 * explow.c (optimize_save_area_alloca): Likewise.
22943 * expr.c (expand_expr_real): Likewise.
22944 * final.c (insn_current_reference_address, compute_alignments,
22945 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
22946 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
22947 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
22948 propagate_block_delete_insn, propagate_one_insn,
22949 init_propagate_block_info, propagate_block, libcall_dead_p,
22950 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
22952 * function.c (instantiate_virtual_regs, reorder_blocks_1,
22953 expand_function_start, expand_function_end, contains,
22954 thread_prologue_and_epilogue_insns,
22955 reposition_prologue_and_epilogue_notes): Likewise.
22956 * gcse.c (constprop_register, bypass_conditional_jumps,
22957 insert_insn_end_bb, gcse_after_reload): Likewise.
22958 * genemit.c (gen_expand, gen_split): Likewise.
22959 * genpeep.c (gen_peephole, main): Likewise.
22960 * global.c (build_insn_chain): Likewise.
22961 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
22962 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
22963 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
22964 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
22965 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
22966 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
22967 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
22968 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
22969 dead_or_predicable): Likewise.
22970 * integrate.c (try_constants): Likewise.
22971 * jump.c (rebuild_jump_labels, cleanup_barriers,
22972 purge_line_number_notes, init_label_info, mark_all_labels,
22973 squeeze_notes, get_label_before, get_label_after,
22974 reversed_comparison_code_parts, simplejump_p, pc_set,
22975 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
22976 delete_barrier, delete_prior_computation, delete_computation,
22977 delete_related_insns, delete_for_peephole, redirect_jump):
22979 * lcm.c (optimize_mode_switching): Likewise.
22980 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
22982 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
22983 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
22984 * loop-iv.c (simplify_using_assignment): Likewise.
22985 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
22986 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
22987 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
22988 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
22989 check_insn_for_givs, check_final_value, update_giv_derive,
22990 basic_induction_var, product_cheap_p, check_dbra_loop,
22991 loop_insn_first_p, last_use_this_basic_block,
22992 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
22993 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
22994 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
22995 sms_schedule_by_order): Likewise.
22996 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
22997 * postreload.c (reload_cse_simplify_operands, reload_combine,
22998 reload_cse_move2add): Likewise.
22999 * predict.c (can_predict_insn_p, estimate_probability,
23000 expected_value_to_br_prob, process_note_predictions): Likewise.
23001 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
23002 * profile.c (branch_prob): Likewise.
23003 * ra-build.c (live_out_1, livethrough_conflicts_bb,
23004 detect_webs_set_in_cond_jump): Likewise.
23005 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
23006 ra_print_rtl_with_bb): Likewise.
23007 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
23008 * recog.c (next_insn_tests_no_inequality, find_single_use,
23009 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
23010 * reg-stack.c (next_flags_user, record_label_references,
23011 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
23012 compensate_edge, convert_regs_1): Likewise.
23013 * regclass.c (scan_one_insn): Likewise.
23014 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23015 regmove_optimize, fixup_match_1, single_set_for_csa,
23016 combine_stack_adjustments_for_block): Likewise.
23017 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
23018 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
23019 find_equiv_reg): Likewise.
23020 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
23021 reload_as_needed, emit_input_reload_insns, do_output_reload,
23022 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
23024 * reorg.c (find_end_label, emit_delay_sequence,
23025 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
23026 get_jump_flags, rare_destination, mostly_true_jump,
23027 try_merge_delay_insns, redundant_insn, own_thread_p,
23028 fill_simple_delay_slots, fill_slots_from_thread,
23029 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
23030 dbr_schedule): Likewise.
23031 * resource.c (find_basic_block, next_insn_no_annul,
23032 find_dead_or_set_registers, mark_target_live_regs): Likewise.
23033 * rtl.h (RTX_PREV): Likewise.
23034 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
23035 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
23036 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
23037 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
23038 tablejump_p, computed_jump_p, insns_safe_to_move_p,
23039 find_first_parameter_load, can_hoist_insn_p): Likewise.
23040 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
23041 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
23042 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
23043 schedule_ebbs): Likewise.
23044 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
23045 is_conditionally_protected, can_schedule_ready_p,
23046 add_branch_dependences, debug_dependencies): Likewise.
23047 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
23049 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
23050 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
23051 set_dominates_use, ujump_to_loop_cont): Likewise.
23052 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
23053 * varasm.c (output_constant_pool_1): Likewise.
23055 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23057 * tree-scalar-evolution.c: New file.
23058 * tree-scalar-evolution.h: New file.
23059 * tree-ssa-loop-niter.c: New file.
23060 * Makefile.in (SCEV_H): New.
23061 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
23062 * cfgloop.h (struct loop): Add bounds field.
23063 * tree-flow.h (struct tree_niter_desc): New type.
23064 (number_of_iterations_cond, number_of_iterations_exit,
23065 loop_niter_by_eval, find_loop_niter_by_eval,
23066 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
23067 free_numbers_of_iterations_estimates): Declare.
23068 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
23069 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
23070 * doc/invoke.texi (max-iterations-to-track): Document.
23072 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
23074 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
23075 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
23076 (MODE_AFTER): Add cast appropriately.
23077 * config/sh/sh.md (movdi splitter): Likewise.
23078 (casesi_worker_2): Add const qualifier appropriately.
23079 (eh_return): Remove unused variable.
23080 (insv): Initialize v;
23082 2004-07-08 Richard Henderson <rth@redhat.com>
23084 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
23085 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23086 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
23087 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
23088 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
23090 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
23091 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23092 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
23093 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
23095 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
23096 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23097 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
23098 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
23100 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
23101 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23102 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
23103 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
23105 * config/i860/i860-protos.h (i860_va_arg): Remove.
23106 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23107 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
23108 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
23110 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23112 * system.h: Prototype getpagesize if missing.
23113 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
23114 * configure: Regenerate.
23115 * config.in: Regenerate.
23117 2004-07-08 Richard Henderson <rth@redhat.com>
23119 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
23120 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23121 (fr30_gimplify_va_arg_expr): New.
23122 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
23123 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
23125 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
23128 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
23129 of asm_noperands result.
23131 2004-07-08 Richard Henderson <rth@redhat.com>
23133 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
23134 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23135 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
23136 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
23138 2004-07-08 Richard Henderson <rth@redhat.com>
23140 * builtins.c (ind_gimplify_va_arg_expr): New.
23141 * tree.h (ind_gimplify_va_arg_expr): Declare.
23142 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
23144 2004-07-08 Jan Beulich <jbeulich@novell.com>
23146 * expmed.c (extract_bit_field): Correct condition to use vec_extract
23147 patterns also on vector elements other than the first one.
23148 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
23151 2004-07-08 Geoffrey Keating <geoffk@apple.com>
23153 * config/rs6000/darwin-ldouble.c: Correct reference
23154 to the Linnainmaa paper.
23156 2004-07-08 Richard Henderson <rth@redhat.com>
23158 * config/arc/arc-protos.h (arc_va_arg): Remove.
23159 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23160 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
23161 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
23163 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
23164 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23165 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
23166 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
23168 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23170 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
23172 2004-07-08 Zack Weinberg <zack@codesourcery.com>
23174 * c-decl.c (static_ctors, static_dtors): Make static.
23175 (pop_file_scope): Call c_common_write_pch and
23176 cgraph_finalize_compilation_unit here.
23177 (build_cdtor): Moved here from c-objc-common.c; simplify.
23178 (c_write_global_declarations_1): Clarify comment.
23179 (c_write_global_declarations): Close the external scope before
23180 doing anything else. Call build_cdtor, cgraph_optimize, and
23181 mudflap_finish_file here.
23182 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
23184 * c-objc-common.c: No need to include cgraph.h.
23185 (build_cdtor): Moved to c-decl.c.
23186 (c_objc_common_finish_file): Delete.
23187 * c-tree.h: Update to match.
23188 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
23189 (generate_static_references): Set TREE_USED before calling finish_decl.
23190 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
23191 on the static_instances_decl.
23193 2004-07-08 Zack Weinberg <zack@codesourcery.com>
23195 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
23196 decls when there is only one input translation unit.
23197 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
23198 change of 2004-07-05; do not treat declarations with
23199 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
23200 * opts.c (cur_in_fname): Delete.
23201 * opts.h: Likewise.
23202 * tree.c: Revert changes of 2004-07-05; no special treatment
23203 for TRANSLATION_UNIT_DECLs.
23204 * Makefile.in (tree.o): Update dependencies.
23206 2004-07-08 Roger Sayle <roger@eyesopen.com>
23208 * builtins.c (fold_builtin_strcpy): Merge functionality from
23209 simplify_builtin_strcpy. Add additional len argument. No longer
23210 static. Remove function prototype.
23211 (fold_builtin_strncpy): Likewise integrate functionality from
23212 simplify_builtin_strncpy. Add additional slen argument. No
23213 longer static. Remove function prototype.
23214 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
23215 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
23216 types of "ignore" and "unlocked" parameters to bool.
23217 (fold_builtin_1): Add additional ignore argument. Call renamed
23218 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
23219 builtins. Update arguments to fold_builtin_strncpy and
23220 fold_builtin_strcpy. Add function prototype.
23221 (fold_builtin): Add additional Boolean ignore argument to pass
23223 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
23224 and fold_builtin_strncpy instead of simplify_builtin_fputs,
23225 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
23227 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
23228 simplify_builtin_strncpy): Delete function prototypes.
23229 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
23230 fold_builtin_strncpy): Add function prototypes here.
23231 (fold_builtin): Update function prototype with new "bool ignore".
23233 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
23234 (ccp_fold_builtin): Update call to fold_builtin. Call
23235 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
23236 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
23237 simplify_builtin_strncpy respectively.
23238 * fold-const.c (fold): Update call to fold_builtin.
23240 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
23242 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
23245 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
23246 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
23247 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
23248 * calls.c: Remove ifdefs of macros above.
23249 * functions.c: Likewise.
23250 * expr.c: Likewise.
23252 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23254 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
23255 (arch attribute): Delete.
23256 (current_function_calls_alloca attribute): Rename into calls_alloca.
23257 (calls_eh_return): New attribute.
23258 (leaf_function): Likewise.
23259 (length attribute): Fix formula for sibcalls.
23260 (return insn): Correctly compute the 'length' attribute.
23261 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
23263 2004-07-08 Richard Henderson <rth@redhat.com>
23265 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
23266 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
23267 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
23268 * tree-eh.c (lower_eh_constructs_1): Likewise.
23269 * tree-sra.c (sra_walk_modify_expr): Likewise.
23270 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
23271 (eliminate_unnecessary_stmts): Likewise.
23272 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
23273 * tree-tailcall.c (optimize_tail_call): Likewise.
23274 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
23276 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23277 Jakub Jelinek <jakub@redhat.com>
23279 * config/i386/i386.c (override_options): Enable
23280 SSE prefetches with -mtune, as long as we are
23281 compiling for i686 or higher. All i686 processors
23282 accept SSE prefetches as NOPS, some i586's don't.
23284 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23287 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
23289 2004-07-08 Diego Novillo <dnovillo@redhat.com>
23291 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
23292 the handling of clobbering ASM_EXPRs.
23294 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23297 * config/sparc/sparc.c (function_value): In 64-bit mode,
23298 return the aggregates larger than 16 bytes like unions.
23300 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23303 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
23304 'temp' is zero, generate new pseudos as needed and emit the
23305 sequence of insns in single-assignment form. Resync comments
23307 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
23308 function before reload.
23310 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
23312 * vec.c (vec_assert_fail): Remove duplicate 'function'.
23314 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
23316 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
23317 Allocation is signed.
23318 (VEC_reserve): Return flag, allocation is signed.
23320 2004-07-08 Richard Henderson <rth@redhat.com>
23322 * tree-ssa-ccp.c (fold_stmt): Get type directly from
23323 OBJ_TYPE_REF_OBJECT.
23325 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
23326 Neil Booth <neil@daikokuya.co.uk>
23330 * c-decl.c (finish_struct): Ensure bit-fields are given the
23332 * c-common.c (c_common_signed_or_unsigned_type): For C, require
23333 the precision to match as well as the mode.
23334 * expr.c (reduce_to_bit_field_precision): New function.
23335 (expand_expr_real_1): Reduce expressions of bit-field type to
23337 * langhooks.h (reduce_bit_field_operations): New hook.
23338 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23340 * c-lang.c, objc/objc-lang.c
23341 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
23342 * objc/objc-act.c (check_ivars): Convert types to bit-field types
23344 * tree.c (build_nonstandard_integer_type): New function.
23345 * tree.h (build_nonstandard_integer_type): New prototype.
23346 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
23347 conversions between integer and boolean types as useless.
23349 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23351 * c-common.c (c_common_nodes_and_builtins): Do not
23352 create __builtin_ptrdiff_t and __builtin_size_t.
23354 2004-07-08 Andrew Pinski <apinski@apple.com>
23356 * Makefile.in (libbackend.o): Add -combine to the gcc
23359 2004-07-08 Nick Clifton <nickc@redhat.com>
23361 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
23364 2004-07-08 Richard Henderson <rth@redhat.com>
23366 * except.c (expand_eh_region_start, expand_eh_region_end,
23367 expand_eh_handler, expand_eh_region_end_cleanup,
23368 expand_start_all_catch, expand_start_catch, expand_end_catch,
23369 expand_end_all_catch, expand_eh_region_end_allowed,
23370 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
23371 expand_eh_region_end_fixup): Remove.
23372 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
23373 cleanups, outer_cleanups, label_chain, exception_region.
23374 (struct goto_fixup): Remove stack_level, cleanup_list_list.
23375 (struct label_chain): Remove.
23376 (struct stmt_status): Remove x_stack_block_stack.
23377 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
23378 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
23379 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
23380 end_cleanup_deferral, last_cleanup_this_contour,
23381 containing_blocks_have_cleanups_or_stack_level,
23382 any_pending_cleanups): Remove.
23383 (expand_null_return_1): Take no arguments.
23384 (expand_label, expand_naked_return, expand_return,
23385 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
23386 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
23387 expand_end_case_type): Don't use any of them.
23388 * calls.c (expand_call): Likewise.
23389 * dojump.c (do_jump): Likewise.
23390 * function.c (expand_function_end): Likewise.
23391 * expr.c (store_expr, expand_expr_real_1): Likewise.
23392 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
23393 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
23394 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
23395 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
23396 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
23397 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
23398 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
23399 for WITH_CLEANUP_EXPR.
23400 (gimple_push_cleanup): Likewise.
23401 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
23402 * print-tree.c (print_node): Likewise.
23403 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
23404 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
23405 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
23406 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
23407 (GOTO_SUBROUTINE_EXPR): Remove.
23408 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
23409 (DECL_TOO_LATE): Remove.
23410 * except.h, tree.h: Update decls.
23412 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
23414 * explow.c (optimize_save_area_alloca): Do not accept parameters.
23415 * passes.c (rest_of_handle_final): Handle symout.
23416 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
23418 (rest_of_handle_sched): Break out SMS. Remove ifs for
23419 flag_schedule_insns and flag_modulo_sched.
23420 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
23421 collect at the end.
23422 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
23423 (rest_of_handle_partition_blocks, rest_of_handle_sms,
23424 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
23425 rest_of_handle_mode_switching, rest_of_handle_jump,
23426 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
23427 rest_of_handle_jump2, rest_of_handle_postreload,
23428 rest_of_handle_flow2, rest_of_clean_state,
23429 rest_of_handle_shorten_branches,
23430 rest_of_handle_prologue_epilogue,
23431 rest_of_handle_branch_target_load_optimize): New.
23432 (rest_of_compilation): Call the above. Remove ggc_collect
23433 calls moved to rest_of_handle_*.
23434 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
23436 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
23437 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
23438 * except.h (set_nothrow_function_flags): Update comment.
23439 * function.c (current_function_nothrow): Remove.
23440 * output.h (current_function_nothrow): Remove.
23441 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
23442 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
23444 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
23447 * reorg.c: Revert 2004-06-30 change.
23448 (find_end_label): If HAVE_epilogue and !HAVE_return,
23449 return 0 instead of creating a label at the end of the insn chain.
23450 (optimize_skip): Account for the failure mode of find_end_label.
23451 (fill_simple_delay_slots): Likewise.
23452 (fill_slots_from_thread): Likewise.
23453 (relax_delay_slots): Likewise.
23455 2004-07-08 Diego Novillo <dnovillo@redhat.com>
23457 * tree-flow.h (addressable_vars): Declare.
23458 * tree-ssa-alias.c (addressable_vars): Define.
23459 (setup_pointers_and_addressables): Add addressable variables
23460 to addressable_vars.
23461 * tree-ssa-operands.c (get_stmt_operands): Move
23462 handling of ASM_EXPRs ...
23463 (get_asm_expr_operands): ... here.
23464 When the ASM_EXPR clobbers memory, also clobber addressable
23466 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
23467 (delete_tree_ssa): Reset addressable_vars.
23469 2004-07-07 Jan Beulich <jbeulich@novell.com>
23470 Richard Henderson <rth@redhat.com>
23472 * varasm.c (assemble_variable): Use assemble_zeros for
23473 zero-initialized variables.
23474 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
23475 for SECCAT_BSS and SECCAT_TBSS.
23477 2004-07-07 Jan Beulich <jbeulich@novell.com>
23479 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
23481 * expmed.c (emit_store_flag): Also special-case double-word
23482 (in-)equality comparison against -1.
23484 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
23485 passing arguments the containers for which are registers.
23487 * calls.c (emit_library_call_value_1): Use mode of function parameter
23488 rather than that of argument since constants have none.
23490 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
23492 Introduce H8SX support.
23493 * expr.c (expand_strcpy): Renamed and moved to...
23494 * builtins.c (expand_movstr): ... here. Tweak.
23495 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
23496 computed or has side effects.
23497 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
23498 unused, or if mempcpy fails. Adjust the return value in the
23499 latter case. Use movstr if everything else fails.
23500 * doc/md.texi (movstr): Document.
23501 (movmemM, clrmemM): Fix explanation of memory block operands.
23502 * config/h8300/h8300.md (stpcpy): Renamed to...
23503 (movstr): ... this. Adjust.
23504 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
23505 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
23506 movmem* and clrstr* to clrmem*.
23507 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
23508 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
23509 GENERAL_REGS, always.
23510 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
23511 getting the stack pointer as addr.
23512 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
23513 from general_operand_dst.
23514 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
23516 (movmd_internal): ... this. Add modes to operands. Disparage `D'
23517 instead of requiring it to match only before reload.
23518 (stpcpy_internal_normal): New, normal-mode variant of...
23519 (stpcpy_internal): ... this. Add modes to operands. Disparage
23520 `D' instead of requiring it to match only before reload.
23521 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
23523 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
23524 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
23526 * config/h8300/h8300.md (attr type): Add call.
23527 (attr can_delay): If type is call, set it no.
23528 (call, call_value): Set type to call.
23529 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
23530 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
23531 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
23532 * tree.c (get_narrower): Don't narrow integral types into
23533 non-integral types.
23534 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
23535 frame_size *before* the first use.
23536 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
23538 (peephole2): Don't widen instructions that push SP. Move
23539 decrement of SP to the end of all stm-generating peepholes.
23540 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
23541 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
23542 and OR to set it to all ones.
23543 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
23544 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
23545 (call, call_value): Set can_delay to "no".
23546 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
23547 * config/h8300/h8300.md (extzv): Make subreg check more robust.
23548 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23549 * config/h8300/h8300.md (*brabit): Remove.
23550 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
23551 zero_extract. Use bit_memory_operand as the predicate for
23552 operand 1 and 'WU' as the constraint. Check the difference
23553 between the base length and the final one when deciding which
23554 type of branch to use.
23555 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23556 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
23557 Use convert_move to extend the result for TARGET_H8300SX. Check
23558 for QImode memory references. Optimize the case where the
23559 destination is a paradoxical subreg.
23560 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23561 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
23562 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
23563 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
23564 * config/h8300/h8300.md: Include mova.md
23565 (length_table): Add mova and mova_zero.
23566 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
23567 after all constant addresses for '%R', '%X', '%T' and '%S'.
23568 (h8300_mova_length): New function.
23569 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
23570 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
23571 dependencies for s-config, etc.
23572 * config/h8300/gemova.sh: New file.
23573 * config/h8300/mova.md: Generated.
23574 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
23575 * config/h8300/h8300.c (h8300_bitfield_length): New.
23576 (nibble_operand): Adjust.
23577 (h8300_binary_length): Handle conditional binary op.
23578 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
23579 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
23580 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
23581 and P#<0, unused so far. W and Y are now prefixes to multi-letter
23582 constraints. WU is introduced as a variant of U that requires a
23583 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
23584 * config/h8300/h8300.md (attr type): Added bitbranch.
23585 (attr length_table): Added bitfield and bitbranch.
23586 (attr length): Compute bitbranch length.
23587 (andqi): Separate pattern for H8300SX. Use bfld for loading the
23588 least-significant bit of a byte.
23589 (brabit, brabc, brabs): New.
23590 (insv, extzv): Emit bfst and bfld on H8300SX.
23591 (bfld, bfst, seq, sne): New.
23592 (bstzhireg, cmpstz, bstz, bistz): New.
23593 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
23594 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
23595 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
23596 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
23597 (h8sx_unary_memory_operator): New function.
23598 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
23599 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
23600 * config/h8300/h8300.md: Add peepholes to combine reloads and
23602 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
23603 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
23604 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
23605 (and?i, ior?i, xor?i): Likewise.
23606 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
23607 * config/h8300/h8300.c: Move enums and prototypes to head of file.
23608 Various whitespace fixes.
23609 (h8300_constant_length): New function, split out from...
23610 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
23611 (h8300_classify_operand): Use IN_RANGE.
23612 (h8300_classify_operand): Use h8300_constant_length.
23613 (h8300_short_move_mem_p): Tighten size check.
23614 (h8sx_mergeable_memrefs_p): Tighten equality check.
23615 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
23616 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
23618 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
23619 * config/h8300/crtn.asm: Likewise.
23620 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
23621 if __H8300SX__ is defined.
23622 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
23623 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
23624 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
23625 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
23626 addresses as mode-dependent.
23627 * config/h8300/h8300.c (print_operand_address): Update call to
23629 (h8300_get_index): Take a mode argument. Rework to fix an
23630 earlier misunderstanding.
23631 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
23632 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
23633 into a register if TARGET_H8300SX.
23634 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
23635 TARGET_H8300SX. Also disable related define_splits.
23636 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
23637 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
23638 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
23639 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
23640 * config/h8300/h8300.h (OK_FOR_Z): New macro.
23641 (EXTRA_CONSTRAINT_STR): Check it.
23642 * config/h8300/h8300.c (h8300_classify_operand): Accept null
23644 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
23645 * config/h8300/h8300.md (length_table): Add mov_imm4.
23646 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
23647 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
23648 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
23650 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
23651 * config/h8300/h8300.c (h8300_reorg): New function.
23652 (TARGET_MACHINE_DEPENDENT_REORG): Define.
23653 * config/h8300/h8300.md (length): Subtract the length of the
23654 delay slot from (pc) when checking the range of forward branches.
23655 (delay_slot, can_delay): New attributes.
23656 (define_delay): Add bra/s handling.
23657 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
23658 (jump): Add delayed-branch handling.
23659 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
23660 * expr.c (expand_strcpy): New function.
23661 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
23662 (expand_builtin_stpcpy): Likewise.
23663 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
23664 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
23665 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
23666 handling to improve register allocation for -fno-omit-frame-pointer.
23667 (h8sx_split_movmd): Delete, moving er6 handling into...
23668 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
23669 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
23670 (movmd): Add calls to copy_rtx.
23671 (movmd_internal): In the second alternative, allow the initial and
23672 final destination registers to be different . Update the splitter
23673 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
23674 instead of h8sx_split_movmd.
23675 (stpcpy, movsd): New expanders.
23676 (movsd_internal): New define_insn.
23677 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
23678 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
23679 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
23680 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
23681 and DESTINATION_REGS.
23682 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
23683 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
23684 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
23685 (h8300_move_ratio): Declare.
23686 (MOVE_RATIO): Use it.
23687 * config/h8300/h8300.c (h8300_move_ratio): New variable.
23688 (h8300_init_once): Initialize it.
23689 (h8300_reg_class_from_letter): New function.
23690 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
23691 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
23692 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
23693 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
23694 (movstrsi, movmd): New expanders.
23695 (movmd_internal): New insn.
23696 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
23697 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
23698 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
23699 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
23700 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
23701 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
23702 * config/h8300/h8300.c (nibble_operand): Fix warning.
23703 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
23704 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
23705 (movsf_h8300h): Disable for TARGET_H8300SX.
23706 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
23707 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
23708 h8300_stm_parallel and h8300_return_parallel.
23709 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
23710 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
23711 h8300_stm_parallel, h8300_return_parallel): New functions.
23712 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
23713 if TARGET_H8300SX. Use h8300_push_pop.
23714 (h8300_expand_epilogue): Likewise. Try to merge the return insn
23715 and final pop when generating h8sx code. Always emit some form
23717 * config/h8300/h8300.md: Don't enforce register alignment in
23718 stm peepholes if TARGET_H8300SX.
23719 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
23720 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
23721 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
23722 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
23723 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
23724 (MULTILIB_DIRNAMES): Add a directory for it.
23725 (MULTILIB_MATCHES): Delete.
23726 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
23727 * final.c (walk_alter_subreg): Handle addresses with subregs
23728 inside a ZERO_EXTEND or AND.
23729 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
23730 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
23732 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
23733 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
23734 @(dd,Rn.w) and @(dd,ERn.L).
23735 (h8300_displacement_size): Take the whole address as argument.
23736 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
23737 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
23738 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
23739 (h8sx_mergeable_memrefs_p): Declare.
23740 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
23741 (HAVE_PRE_INCREMENT): Likewise.
23742 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
23743 addresses for TARGET_H8300SX,
23744 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
23746 (movb_length_table, movl_length_table): New tables.
23747 (movw_length_table): Define to movb_length_table.
23748 (h8300_displacement_size): New, split out from...
23749 (h8300_classify_address): ...here. Handle pre/post inc/dec.
23750 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
23751 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
23752 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
23753 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
23754 (compute_plussi_length, compute_plussi_cc): Update accordingly.
23755 (h8sx_unary_shift_operator): Get the mode from the operator.
23756 (binary_shift_operator): Likewise.
23757 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
23758 a memory reference, check whether the reference is offsettable.
23759 (length_table): Add movb, movw and movl.
23760 (movqi): Add new h8sx pattern. Don't force one operand to be a
23761 register when generating h8sx code.
23762 (movhi, movsi, movsf): Likewise.
23763 (movstrictqi): Use the length_table attribute.
23764 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
23765 (addqi3): Split into a define_expand and define_insn. Don't accept
23766 memory operands in the expander. Use h8300_operands_match_p to
23767 check for matching operands in the define_insn.
23768 (subqi3, negqi2, one_cmplqi2): Likewise.
23769 (add[hs]i3): Don't accept memory operands in the expander. Likewise
23770 in any patterns that are unused in h8sx code. In the h8sx patterns,
23771 use h8300_operands_match_p to check whether operands match.
23772 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
23773 one_cmpl[hs]i3): Likewise.
23774 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
23776 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
23777 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
23778 (h8300_insn_length_from_table): Add a second parameter.
23779 (output_h8sx_shift): Declare.
23780 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
23781 (EXTRA_CONSTRAINT): Replace with...
23782 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
23783 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
23784 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
23785 and h8sx_binary_shift_operator.
23786 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
23787 for TARGET_H8300SX.
23788 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
23789 (bit_memory_operand, fix_bit_operand): Likewise.
23790 (h8300_length_table_for_insn): Remove.
23791 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
23793 (h8300_short_immediate_length, h8300_binary_length): New functions.
23794 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
23795 (output_plussi): Use sub to add negative constants.
23796 (compute_plussi_length): Adjust accordingly.
23797 (h8sx_single_shift_type): New enum.
23798 (h8sx_single_shift, h8sx_unary_shift_operator,
23799 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
23800 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
23801 single h8sx instruction. Return false in this case.
23802 * config/h8300/h8300.md (length_table): Add short_immediate.
23803 (length): Pass the operand array to h8300_insn_length_from_table.
23804 (adjust_length): Assume "no" for insns with a length_table attribute.
23805 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
23806 (*addhi3_h8300hs): Don't use for h8sx.
23807 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
23809 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
23810 1's predicate to nonimmediate_operand. Only skip default expansion
23811 if expand_a_shift or expand_a_rotate returns true. Add new patterns
23812 for single h8sx shift instructions.
23813 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
23814 * config/h8300/h8300.c (nibble_operand): Split out of...
23815 (reg_or_nibble_operand): ... this.
23816 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
23817 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
23818 umulhisi3): Introduce expand, and introduce separate insns for
23819 sign- or zero-extended REG and already-extended CONST_INT.
23820 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
23821 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
23822 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
23823 (subhi3): Likewise. Don't accept immediates for operand 1.
23824 Remove the early clobber from second alternative of the h8300s pattern.
23825 (subsi3): Generalize for h8sx. Force operand 2 into a register
23826 on plain h8300 targets.
23827 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
23828 (subsi3_h8300h): Generalize for h8sx.
23829 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
23830 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
23831 * config/h8300/h8300.c (reg_or_nibble_operand): New.
23832 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
23833 (TARGET_H8300SXMUL): New.
23834 (CONST_OK_FOR_P): New.
23835 (CONST_OK_FOR_LETTER_P): Adjust.
23836 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
23837 umulhisi3): Accept 4-bit immediate on H8SX.
23838 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
23839 (udivsi3, divhi3, udivsi3, divsi3): New.
23840 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
23841 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
23842 * config/h8300/h8300.h (OK_FOR_Q): New macro.
23843 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
23844 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
23845 Add ADDRESSOF to the bit_operand entry.
23846 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
23847 (h8300_src_operand): Likewise.
23848 (bit_operand): Check nonimmediate_operand rather than general_operand.
23849 Accept any nonimmediate_operand in h8sx code.
23850 (h8300_and_costs): Initialize operands[1].
23851 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
23852 (h8300_operand_class): New enum.
23853 (h8300_length_table): New typedef.
23854 (addb_length_table, addw_length_table, addl_length_table,
23855 logicl_length_table): New tables.
23856 (logicb_length_table, logicw_length_table): New macros.
23857 (h8300_classify_operand, h8300_length_from_table,
23858 h8300_length_table_for_insn, h8300_unary_length,
23859 h8300_insn_length_from_table): New functions.
23860 (output_plussi): Only use adds and subs for register destinations.
23861 Disable redundant clause.
23862 (compute_plussi_cc): Likewise.
23863 (compute_plussi_length): Likewise. Use h8300_length_from_table
23864 to work out the length of an insn.
23865 (output_logical_op): Only use narrower immediate instructions
23866 if the destination is a register.
23867 (compute_logical_op_cc): Likewise.
23868 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
23869 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
23870 * config/h8300/h8300.md (length_table): New attribute.
23871 (length): When an instruction has a length_table attribute, use
23872 h8300_insn_length_from_table to calculate its default length.
23873 (cmpqi): Use h8300_dst_operand for the first operand and
23874 h8300_src_operand for the second.
23875 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
23876 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
23877 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
23878 iorsi3, xorhi3, xorsi3): Likewise.
23879 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
23880 so that it allows any combination of operands for TARGET_H8300SX.
23881 (iorqi3, xorqi3): Likewise.
23882 (cmpqi): Use the length_table attribute.
23883 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
23884 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
23885 (cmpqi): Add 'Q' constraint.
23886 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
23887 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
23888 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
23889 * config/h8300/h8300.h (MASK_H8300SX): New macro.
23890 (TARGET_H8300S): True for both -ms and -msx.
23891 (TARGET_H8300SX): New macro.
23892 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
23893 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
23894 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
23895 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
23896 [Temporary change.]
23897 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
23898 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
23899 16-bit pointers and 32-bit ints.
23900 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
23901 CONST_DOUBLE with mode no wider than SImode.
23902 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
23904 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
23905 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
23907 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
23908 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
23909 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
23911 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23913 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
23915 2004-07-07 Per Bothner <per@bothner.com>
23917 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
23919 2004-07-07 Mike Stump <mrs@apple.com>
23921 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
23922 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
23923 (machopic_finish): Likewise.
23925 2004-07-07 Richard Henderson <rth@redhat.com>
23927 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
23928 through any value-preserving cast.
23930 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
23932 * function.c (assign_parm_find_data_types): Call
23933 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
23935 2004-07-07 Steven Bosscher <stevenb@suse.de>
23937 * tree-cfg.c (group_case_labels): Remove case labels that have
23938 the same target as the default case.
23940 2004-07-07 Steven Bosscher <stevenb@suse.de>
23942 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
23943 regardless of DECL_LANG_SPECIFIC being present or not.
23944 * tree.h (DECL_NUM_STMTS): Purge.
23946 2004-07-07 Andrew Pinski <apinski@apple.com>
23948 * configure: Regenerate with the right autoconf.
23950 2004-07-07 David Edelsohn <edelsohn@gnu.org>
23952 * ifcvt.c (total_bb_rtx_cost): New function.
23953 (find_if_case_1): Compare rtx_cost of basic block to cost of
23955 (find_if_case_2): Same.
23957 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
23960 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
23961 (output_return): Likewise.
23962 (output_sibcall): Abort if !flag_delayed_branch.
23963 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
23964 (emit_and_preserve): New function.
23965 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
23966 indirect jump to the thunked-to function if !flag_delayed_branch.
23967 * config/sparc/sparc.md (delayed_branch): New attribute.
23968 (load_pcrel_sym): Honor flag_delayed_branch. Use above
23969 attribute to compute the length of the insn.
23970 (goto_handler_and_restore): Likewise.
23972 2004-07-07 Andrew Pinski <apinski@apple.com>
23974 PR tree-optimization/15777
23975 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
23977 * expr.c (expand_expr_real_1): Fix formating.
23978 BUFFER_REF and IN_EXPR are dead.
23979 * fold-const.c (non_lvalue): BUFFER_REF is dead.
23980 * tree-inline.c (estimate_num_insns_1): Likewise.
23981 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
23982 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
23983 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
23985 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
23987 * collect2.c (dump_file): Don't call cplus_demangle if
23988 HAVE_LD_DEMANGLE is defined.
23989 (main): Pass "--demangle" to ld if no_demangle is not 0 and
23990 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
23991 if HAVE_LD_DEMANGLE is defined.
23993 * configure.ac (--with-demangler-in-ld): Added
23994 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
23995 --with-demangler-in-ld is used.
23996 * config.in: Regenerated.
23997 * configure: Likewise.
23999 2004-07-07 Roger Sayle <roger@eyesopen.com>
24001 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
24002 for simple floating point operations "fp", double precision
24003 multiplication "dmul", and single and double precision division
24004 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
24005 (ppc630_cost): New table split from ppc620_cost, to distinguish
24006 differences in floating point latencies.
24007 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
24008 (rs6000_rtx_costs): Add support for single and double precision
24009 floating point addition, subtraction, multiplication, division,
24010 fused-multiply-add, fused-multiply-sub, negation, absolute value
24011 and negative absolute value. Tweak MEM case to use prefered idiom.
24013 2004-07-07 Richard Henderson <rth@redhat.com>
24015 * tree-flow-inline.h (may_propagate_copy): Move...
24016 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
24017 attempt to copy between types requiring conversion.
24018 * tree-flow.h (may_propagate_copy): Update decl.
24019 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
24021 2004-07-07 Jakub Jelinek <jakub@redhat.com>
24023 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
24024 from -mtune= option.
24026 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24028 * builtins.c: Rename movstr*, except for movstrict*, to
24029 movmem* and clrstr* to clrmem*.
24030 * expr.c: Likewise.
24031 * expr.h: Likewise.
24032 * genopinit.c: Likewise.
24033 * integrate.c: Likewise.
24034 * local-alloc.c: Likewise.
24035 * optabs.c: Likewise.
24036 * optabs.h: Likewise.
24037 * config/alpha/alpha.h: Likewise.
24038 * config/alpha/alpha.md: Likewise.
24039 * config/arm/arm-protos.h: Likewise.
24040 * config/arm/arm.c: Likewise.
24041 * config/arm/arm.md: Likewise.
24042 * config/avr/avr.md: Likewise.
24043 * config/c4x/c4x.c: Likewise.
24044 * config/c4x/c4x.md: Likewise.
24045 * config/frv/frv.md: Likewise.
24046 * config/i386/i386-protos.h: Likewise.
24047 * config/i386/i386.c: Likewise.
24048 * config/i386/i386.h: Likewise.
24049 * config/i386/i386.md: Likewise.
24050 * config/i860/i860.c: Likewise.
24051 * config/i860/i860.md: Likewise.
24052 * config/ip2k/ip2k.md: Likewise.
24053 * config/ip2k/libgcc.S: Likewise.
24054 * config/ip2k/t-ip2k: Likewise.
24055 * config/m32r/m32r.c: Likewise.
24056 * config/m32r/m32r.md: Likewise.
24057 * config/mcore/mcore.md: Likewise.
24058 * config/mips/mips.c: Likewise.
24059 * config/mips/mips.md: Likewise.
24060 * config/ns32k/ns32k.c: Likewise.
24061 * config/ns32k/ns32k.h: Likewise.
24062 * config/ns32k/ns32k.md: Likewise.
24063 * config/pa/pa.c: Likewise.
24064 * config/pa/pa.md: Likewise.
24065 * config/pdp11/pdp11.h: Likewise.
24066 * config/pdp11/pdp11.md: Likewise.
24067 * config/rs6000/rs6000.c: Likewise.
24068 * config/rs6000/rs6000.md: Likewise.
24069 * config/s390/s390-protos.h: Likewise.
24070 * config/s390/s390.c: Likewise.
24071 * config/s390/s390.md: Likewise.
24072 * config/sh/lib1funcs.asm: Likewise.
24073 * config/sh/sh.c: Likewise.
24074 * config/sh/sh.md: Likewise.
24075 * config/sh/t-sh: Likewise.
24076 * config/sparc/sparc.h: Likewise.
24077 * config/vax/vax.md: Likewise.
24078 * config/xtensa/xtensa.c: Likewise.
24079 * config/xtensa/xtensa.md: Likewise.
24080 * doc/invoke.texi: Likewise.
24081 * doc/md.texi: Likewise.
24082 * doc/rtl.texi: Likewise.
24084 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
24087 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
24088 * config/mips/mips.c (mips_declare_common_object): New function,
24089 mostly split out from...
24090 (mips_output_aligned_decl_common): ...here.
24091 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
24092 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
24093 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
24094 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
24096 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24099 * function.c (assign_parms): Fix typo from previous change.
24101 2004-07-07 Jason Merrill <jason@redhat.com>
24104 * doc/extend.texi (C++ Interface): Correct information and
24107 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
24112 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
24115 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
24118 * config/m32r/m32r.c (m32r_function_symbol): New function:
24119 Generate a symbol name RTX with the correct m32r specific flags
24121 (block_move_call): Use new function to generate correct symbol.
24122 * config/m32r/m32r-protos.h: Add prototype for new funcion.
24123 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
24126 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
24128 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
24129 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
24130 TYPE_BINFO_BASETYPE): Remove.
24131 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
24133 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
24135 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
24136 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
24137 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
24138 (struct tree_binfo): Rename base_types to base_binfos.
24139 * alias.c (record_component_aliases): Adjust BINFO macros.
24140 * dbxout.c (dbxout_type): Likewise.
24141 * dwarf2out.c (gen_member_die): Likewise.
24142 * sdbout.c (sdbout_one_type): Likewise.
24143 * tree-dump.c (deque_and_dump): Likewise.
24144 * config/i386/i386.c (classify_argument,
24145 contains_128bit_aligned_vector_p): Likewise.
24147 2004-07-07 Nick Clifton <nickc@redhat.com>
24149 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
24150 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
24152 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
24154 * vec.h: Fix the example use.
24156 2004-07-06 Richard Henderson <rth@redhat.com>
24158 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
24159 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
24160 * tree-inline.c (copy_body_r, setup_one_parameter,
24161 initialize_inlined_parameters, expand_call_inline,
24162 declare_inline_vars): Don't check it.
24163 (expand_calls_inline): Remove old version, rename new version
24164 from gimple_expand_calls_inline.
24165 * tree-optimize.c (execute_gimple): Remove.
24166 (pass_gimple): Don't run anything.
24168 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
24170 * doc/sourcebuild.texi: Use semicolons instead of commas in
24173 2004-07-06 Richard Henderson <rth@redhat.com>
24175 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
24176 (sra_walk_modify_expr, scan_init): Likewise.
24177 (generate_element_zero): Check visited before scanning children.
24178 (generate_element_init): Set visited on error.
24179 (scalarize_init): Handle generate_element_init failure similar
24182 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
24184 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
24185 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
24187 2004-07-06 Richard Henderson <rth@redhat.com>
24189 * config/i386/i386.c (legitimize_pic_address): Make static.
24190 (legitimize_address): Handle CONST with TLS operand.
24191 (ix86_expand_move): Don't call legitimize_pic_address directly.
24192 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
24194 2004-07-06 Roger Sayle <roger@eyesopen.com>
24196 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
24197 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
24198 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
24199 is currently executed unconditionally, i.e. not in "else_bb".
24201 2004-07-06 Steven Bosscher <stevenb@suse.de>
24203 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
24204 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24205 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
24206 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24207 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
24208 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24209 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
24210 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24211 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
24212 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24213 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
24214 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24215 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
24216 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24217 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
24218 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
24220 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
24222 * dojump.c (do_jump): REFERENCE_EXPR is dead.
24223 * expr.c (expand_expr_real_1): Ditto.
24224 * tree-inline.c (estimate_num_insns_1): Ditto.
24225 * tree-pretty-print.c (dump_generic_node): Ditto.
24226 (op_symbol): Ditto.
24229 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
24231 * tree-ssa-pre.c (reference_node_pool): New pool.
24232 (find_or_generate_expression): Class 'r' is okay too.
24233 (create_value_expr_from): Ditto.
24234 (add_to_sets): LHS should not include vuses.
24235 (eliminate): Ditto.
24236 (compute_avail): Reverse ordering of tests.
24237 Valuize INDIRECT_REF as well.
24239 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
24241 PR rtl-optimization/16380
24242 * loop.c (check_dbra_loop): Sink comparison instructions if they
24243 do something other than set cc0.
24245 2004-07-06 James E Wilson <wilson@specifixinc.com>
24247 * doc/interface.texi (longjmp and automatic variables): Delete
24248 paragraph recommending taking the address of a variable.
24250 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
24252 * vec.h (VEC_embedded_alloc): Remove.
24253 (VEC_embedded_size, VEC_embedded_init): New.
24254 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
24256 (VEC_truncate): New.
24257 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
24258 (vec_embedded_alloc): Remove.
24259 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
24260 (vec_embedded_alloc): Remove.
24262 2004-07-06 Mark Mitchell <mark@codesourcery.com>
24264 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
24265 (gt-langhooks.h): Remove.
24267 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
24269 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
24271 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
24273 * config/sparc/sparc.c (get_pc_symbol): Rename into
24274 add_pc_to_pic_symbol.
24275 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
24276 (load_pic_register): Account for previous changes.
24277 Use reg_names. Don't create the label twice.
24278 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
24279 UNSPEC_LOAD_PCREL_SYM.
24280 (get_pc): Rename into load_pcrel_sym. Add predicate to
24281 operands. Remove condition.
24283 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
24285 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
24286 RECORD, UNION & QUAL_UNION is actually a binfo.
24288 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
24289 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
24290 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
24291 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
24292 * dwarf2out.c (add_data_member_location_attribute): Likewise.
24293 (gen_inheritance_die): Likewise.
24294 * tree-dump.c (deque_and_dump): Likewise.
24295 * doc/c-tree.texi (Binfos): Add under reconstruction note.
24297 2004-07-06 Steven Bosscher <stevenb@suse.de>
24299 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
24301 * config/mcore/mcore.md: Model memory latency with a simple DFA
24302 pipeline description instead of a define_function_unit.
24304 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24306 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
24307 * langhooks.h (var_mod_type_p): Likewise.
24308 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
24309 * expr.c (count_type_elements): Properly handle return from
24310 array_type_nelts and properly test for overflow.
24311 * gimplify.c (gimplify_init_constructor): Properly handle return
24312 from array_type_nelts.
24313 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
24314 * integrate.c (copy_decl_for_inlining): Correct comments.
24315 * tree-inline.c (remap_decl): Update comments, remove dead code,
24316 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
24317 (remap_type): Only remap if variably modified by vars in function
24319 (copy_body_r): Use compatible_type langhooks to see when can fold.
24320 (setup_one_parameter): Don't remap type.
24321 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
24322 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
24323 compute TREE_INVARIANT for decl case.
24324 (find_var_from_fn): New function.
24325 (variably_modified_type_p): Add arg and call new function.
24326 * tree.h (variably_modified_type_p): Add extra arg.
24328 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
24330 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
24331 (goto_handler_and_restore_v9): Delete disabled insn.
24332 (goto_handler_and_restore_v9_sp64): Likewise.
24334 2004-07-05 Roger Sayle <roger@eyesopen.com>
24336 * calls.c (load_register_parameters): Call expand_shift instead
24337 of expand_binop with ashl_optab (or other shift optab) directly.
24338 * expr.c (emit_group_load, emit_group_store): Likewise.
24339 * function.c (assign_parm_setup_block): Likewise.
24340 * stmt.c (shift_return_value): Likewise.
24342 2004-07-05 Jakub Jelinek <jakub@redhat.com>
24344 * expr.c (expand_assignment): Disable the bitfield += optimizations.
24346 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24348 * doc/sourcebuild.texi: Revert previous patch.
24350 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24352 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
24353 TARGET_MEM_FUNCTIONS.
24354 * system.h: Poison TARGET_MEM_FUNCTIONS.
24355 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
24356 bcmp_libfunc, bzero_libfunc): Remove.
24357 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
24359 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
24360 * doc/standards.texi: Don't mention calling BSD string functions.
24361 * doc/invoke.texi: Likewise. Mention that memmove may be called.
24362 * config/vax/t-memfuncs: New.
24363 * config/memcmp.c, config/memcpy.c, config/memmove.c,
24364 config/memset.c: New.
24365 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
24366 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
24368 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
24369 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
24370 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
24371 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
24372 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
24373 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
24374 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
24375 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
24376 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
24377 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
24379 2004-07-05 Richard Henderson <rth@redhat.com>
24381 * function.c (assign_parm_setup_reg): Properly rename variables in
24382 FUNCTION_ARG_CALLEE_COPIES section.
24384 2004-07-05 Zack Weinberg <zack@codesourcery.com>
24386 * tree-mudflap.c: Include cgraph.h.
24387 (mf_init_extern_trees): Rename to mudflap_init. Export.
24388 Rewrite to create synthetic declarations instead of looking
24389 up declarations from mf-runtime.h.
24390 (mf_make_builtin, mf_make_cache_struct_type): New functions.
24391 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
24392 Correct commentary.
24393 (execute_mudflap_function_decls, mudflap_register_call):
24394 Don't call mf_init_extern_trees.
24395 (mudflap_finish_file): Use cgraph_build_static_cdtor.
24397 * tree-mudflap.h: Update prototypes.
24398 * c-mudflap.c: Delete file.
24399 * c-common.c: Include tree-mudflap.h.
24400 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
24401 * Makefile.in: Remove all references to c-mudflap.o.
24402 Update dependencies.
24404 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24406 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
24407 displacements with the spatial-locality cache-control completer.
24409 2004-07-05 Zack Weinberg <zack@codesourcery.com>
24411 * langhooks.c: Don't include gt-langhooks.h.
24412 (var_labelno): Delete.
24413 (lhd_set_decl_assembler_name): Do not append a distinguishing
24414 number to file-scope internal-linkage declarations for the first
24415 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
24416 the declaration itself (if at block scope), or its containing
24417 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
24420 * opts.c (cur_in_fname): New global.
24421 * opts.h: Declare it.
24422 * tree.c: Include opts.h.
24423 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
24424 DECL_UID equal to cur_in_fname.
24425 (copy_node_stat): Do not change DECL_UID when copying a
24426 TRANSLATION_UNIT_DECL.
24427 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
24428 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
24430 * c-decl.c (c_static_assembler_name): Delete.
24431 * c-tree.h (c_static_assembler_name): Delete prototype.
24432 * c-lang.c, objc/objc-lang.c: Don't override
24433 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
24435 * Makefile.in (tree.o): Update dependencies.
24436 (GTFILES): Remove langhooks.c.
24438 2004-07-05 Roger Sayle <roger@eyesopen.com>
24440 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
24441 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
24442 Normalize "X % C" as "X % -C" for signed modulus and negative C.
24443 Optimize "X % -Y" as "X % Y" for signed modulus.
24444 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
24445 into "((unsigned) X % Y) == 0".
24447 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
24449 * sourcebuild.texi (Config Fragments): Use @comma{} in
24450 cross-reference to section title.
24452 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24454 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
24455 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
24456 (gimplify_target_expr, gimplify_expr): Likewise.
24457 (copy_if_shared_r): No longer need special case for BIND_EXPR.
24458 (unshare_body, unvisit_body): Only look at nested if BODY_P is
24460 (gimplify_compound_lval): See if we can strip any useless conversion.
24461 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
24463 (gimplify_modify_expr_to_memset): Likewise.
24464 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
24465 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
24466 (declare_inline_vars): Likewise.
24467 (walk_type_fields): New function.
24468 (walk_tree): Use it.
24469 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
24471 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
24472 (sra_walk_modify_expr): Allow init function to fail.
24473 (scan_init): Now returns bool.
24474 (generate_element_init): If can't understand INIT, return false.
24475 (scalarize_init): Return false if generate_element_init does.
24477 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
24480 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
24481 bounds if bounds aren't constant.
24483 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
24485 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
24486 to type hooks; remove bogus PARAMS.
24488 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
24490 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
24491 * dwarf2out.c (add_data_member_location_attribute): Check for
24493 * tree.c (tree_node_kinds): Add "binfos".
24494 (binfo_lang_slots): New.
24495 (make_node_stat): Add TREE_BINFO.
24496 (make_tree_binfo_stat): New.
24497 (tree_node_structure): Add TREE_BINFO.
24498 * tree.def (TREE_BINFO): New.
24499 * tree.h (REC_OR_UNION_CHECK): Rename to ...
24500 (RECORD_OR_UNION_CHECK): ... here.
24501 (NOT_RECORD_OR_UNION_CHECK): New.
24502 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
24503 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
24504 RECORD_OR_UNION_CHECK.
24505 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
24506 (TYPE_LANG_SLOT_1): New.
24507 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
24508 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
24509 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
24510 (BINFO_ELTS): Remove.
24511 (BINFO_LANG_SLOT): New.
24512 (struct tree_binfo): New.
24513 (binfo_lang_slots): Declare.
24514 (enum tree_node_structure_enum): Add TS_BINFO.
24515 (union tree_node): Add binfo.
24516 (make_tree_binfo_stat): Declare.
24517 (make_tree_binfo): New.
24518 (enum tree_node_kind): Add binfo_kind.
24520 * objc/objc-act.c (start_class, objc_declare_protocols,
24521 start_protocols): Use TYPE_LANG_SLOT_1.
24522 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
24524 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
24525 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
24526 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
24527 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
24529 2004-07-05 Steven Bosscher <stevenb@suse.de>
24531 * rtl.h (struct rtx_def): Remove the integrated flag.
24532 Use the return_val flag for MEM_SCALAR_P.
24533 Reshuffle and update flags in CLEAR_RTX_FLAGS.
24535 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
24538 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
24539 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
24542 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
24544 * var-tracking.c: Fix some comments.
24545 (frame_stack_adjust): New.
24546 (vt_stack_adjustments): Init stack_adjust of entry block to
24547 minus stack adjustment of function prologue.
24548 (adjust_stack_reference): Do not adjust if adjustment == 0.
24549 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
24550 (emit_notes_in_bb): Likewise.
24551 (vt_add_function_parameters): Do not adjust locations of
24552 function arguments.
24553 (vt_initialize): Compute the stack adjustment of function
24554 prologue and offset the initial "location" of frame_base_decl
24555 from the stack pointer after prologue.
24557 2004-07-04 Richard Henderson <rth@redhat.com>
24559 * function.c (struct assign_parm_data_all): New.
24560 (struct assign_parm_data_one): New.
24561 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
24562 assign_parm_find_data_types, assign_parms_setup_varargs,
24563 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
24564 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
24565 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
24566 assign_parm_setup_block, assign_parm_setup_reg,
24567 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
24568 (assign_parms): ... here.
24570 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
24572 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
24573 now are bitmap_set_t's.
24574 (bitmap_insert_into_set): No point in inserting the value if
24576 (bitmap_set_contains): New function.
24577 (bitmap_set_replace_value): Add comment on why we do it
24579 (set_contains): Removed.
24580 (bitmap_set_subtract_from_value_set): New name of
24581 set_subtract now that it's arguments are two different
24584 (bitmap_find_leader): Change algorithm used.
24585 (find_or_generate_expression): Update use of functions for new
24587 (create_expression_by_pieces): Ditto.
24588 (insert_aux): Ditto.
24590 (add_to_sets): Ditto.
24592 (execute_pre): Ditto.
24593 (compute_avail): Ditto.
24594 Also ignore virtual phis.
24596 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
24598 * combine.c (simplify_comparison): Fix comment typo.
24600 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
24602 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
24603 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
24604 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
24605 (output_restore): Change parameter from 'insn' to 'pat'.
24606 (output_return): Adjust call to output_restore.
24607 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
24608 Adjust call to output_restore.
24610 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
24612 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
24613 and assert system is bsd.
24615 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
24617 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
24618 (TARGET_SWITCHES): Remove -mdebugc.
24619 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
24620 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
24621 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
24622 (sle_[sd]i_reg): Delete.
24624 2004-07-04 Steven Bosscher <stevenb@suse.de>
24626 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
24628 * config/iq2000/iq2000.md: Translate old pipeline description to an
24629 equivalent new one.
24631 2004-07-04 Roger Sayle <roger@eyesopen.com>
24633 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
24634 Ensure the replacement rhs is valid gimple before performing
24635 the substitution. Return false if these sanity checks fail.
24636 (fold_stmt): Only set changed to true, if set_rhs returns true.
24637 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
24640 2004-07-04 Richard Henderson <rth@redhat.com>
24643 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
24645 2004-07-04 Mark Mitchell <mark@codesourcery.com>
24647 * configure.ac (ranlib_flags): New variable.
24648 * Makefile.in (RANLIB_FLAGS): New variable.
24649 (libbackend.a): Use it.
24650 * configure: Regenerated.
24652 2004-07-04 Roger Sayle <roger@eyesopen.com>
24654 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
24655 a "sign mask" instead of using ashr_optab directly.
24657 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
24659 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
24660 * doc/cppopts.texi: Clarify processing of command-line defines.
24662 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
24664 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
24666 2004-07-04 Richard Henderson <rth@redhat.com>
24668 * rtl.def (ADDRESSOF): Remove.
24669 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
24670 (find_base_term, memrefs_conflict_p): Likewise.
24671 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
24672 (fold_rtx, cse_insn, set_live_p): Likewise.
24673 * dwarf2out.c (mem_loc_descriptor): Likewise.
24674 (add_location_or_const_value_attribute): Likewise.
24675 * emit-rtl.c (copy_insn_1): Likewise.
24676 * explow.c (memory_address): Likewise.
24677 * expmed.c (store_split_bit_field): Likewise.
24678 * expr.c (expand_expr_real_1): Likewise.
24679 * function.c (instantiate_decl
24680 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
24681 * genrecog.c (preds, validate_pattern): Likewise.
24682 * integrate.c (copy_rtx_and_substitute): Likewise.
24683 * recog.c (general_operand, register_operand): Likewise.
24684 (memory_address_p): Likwise.
24685 * reload1.c (eliminate_regs, elimination_effects): Likewise.
24686 * rtl.c (copy_rtx): Likewise.
24687 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
24688 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
24689 * rtlhooks.c (gen_lowpart_general): Likewise.
24690 * stmt.c (expand_asm_operands): Likewise.
24691 * web.c (entry_register, replace_ref, web_main): Likewise.
24692 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
24693 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
24694 * config/arm/arm.c (thumb_rtx_costs): Likewise.
24695 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
24696 * config/frv/frv.c (move_destination_operand, move_source_operand,
24697 condexec_dest_operand, condexec_source_operand,
24698 condexec_memory_operand): Likewise.
24699 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
24700 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
24701 (destination_xfmode_operand): Likewise.
24702 * config/mips/mips.h (PREDICATE_CODES): Likewise.
24703 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
24704 * config/s390/s390.c (general_s_operand): Likewise.
24705 * config/s390/s390.md (mov*): Likewise.
24706 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
24708 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
24709 * expr.c (expand_expr_real_1): Likewise.
24710 * stmt.c (expand_decl): Likewise.
24711 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24713 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
24714 postponed_insns, put_var_into_stack, put_reg_into_stack,
24715 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
24716 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
24717 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
24718 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
24719 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
24720 purge_bitfield_addressof_replacements, purge_addressof_replacements,
24721 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
24722 struct insns_for_mem_walk_info, insns_for_mem_walk,
24723 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
24724 setjmp_protect_args): Remove.
24725 (push_function_context_to): Don't handle var_refs_queue.
24726 (pop_function_context_from, free_after_compilation): Likewise.
24727 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
24728 (assign_parms, allocate_struct_function): Likewise.
24729 (use_register_for_decl): New.
24730 (expand_function_end): Don't setjmp_protect.
24731 * function.h (struct emit_status): Update commentary.
24732 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
24733 (max_parm_reg, parm_reg_stack_loc): Remove.
24734 * passes.c (DFI_addressof): Remove.
24735 (dump_file_info): Remove addressof.
24736 (rest_of_handle_addressof): Remove.
24737 (rest_of_compilation): Don't call it.
24738 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
24739 * stmt.c (expand_decl): Use use_register_for_decl.
24740 * tree.h: Update decls.
24741 * web.c (mark_addressof): Remove.
24742 * doc/invoke.texi (-dF): Remove.
24744 2004-07-03 Richard Henderson <rth@redhat.com>
24746 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
24747 instead of gen_mem_addressof.
24748 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
24749 TImode output register.
24751 2004-07-03 Richard Henderson <rth@redhat.com>
24753 PR tree-optimization/16341
24754 * tree-sra.c (sra_walk_function): Increment to next stmt before
24755 processing the current stmt.
24756 (sra_insert_after): Always use BSI_SAME_STMT.
24758 2004-07-03 Richard Henderson <rth@redhat.com>
24760 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
24761 fp plus with minus.
24763 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
24765 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
24766 with tree_int_cst_equal.
24768 2004-07-03 Andreas Schwab <schwab@suse.de>
24770 * config/ia64/ia64.md: Define new attribute "empty".
24771 (prologue_use, nop_x, insn_group_barrier): Set it.
24773 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
24774 skip over "empty" insns.
24776 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24778 * tree-inline.c (initialize_inlined_parameters): Pass proper function
24779 context to gimplify_body.
24780 (walk_tree): Don't walk into types twice.
24781 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
24783 * tree-sra.c (generate_element_init): Remove any useless conversions.
24785 * gimplify.c (gimplify_conversion): Remove stripping useless
24786 conversions from here.
24787 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
24788 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
24789 Unshare before substituting PLACEHOLDER_EXPR.
24790 (gimplify_modify_expr_to_memset): Likewise.
24791 Pass address of TO to memset, not TO itself.
24792 (gimplify_init_constructor): Make copy of OBJECT so we have it each
24793 time we make an expression (to match a PLACEHOLDER_EXPR).
24795 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
24796 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
24797 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
24798 * tree-ssa-dom.c (local_fold): Likewise.
24800 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
24801 * langhooks.h (strct lang_hooks): New field type_max_size.
24802 * function.c (assign_temp): Call it.
24804 2004-07-03 Steven Bosscher <stevenb@suse.de>
24806 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
24807 * config/sh/sh.md: Convert the SH1 pipeline description to
24810 2004-07-02 Zack Weinberg <zack@codesourcery.com>
24812 * c-decl.c (struct c_binding): Remove contour field; add
24813 depth, invisible, nested fields.
24814 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
24815 (B_IN_EXTERNAL_SCOPE): New convenience macros.
24816 (bind): Add invisible and nested arguments. Initialize
24817 new fields of struct c_binding; adjust loop scanning for
24819 (free_binding_and_advance): Clear structure with memset.
24820 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
24821 in file scope, even if it's in external scope too.
24822 (pushdecl): Adjust to match. Create invisible file-scope
24823 declarations for block-scope forward declarations of static functions.
24824 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
24825 (undeclared_variable, lookup_label, declare_label, define_label)
24826 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
24827 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
24828 (store_parm_decls_oldstyle): Adjust to match.
24829 (diagnose_mismatched_decls): Correct handling of linkage clashes.
24830 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
24832 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
24833 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
24835 2004-07-02 Richard Henderson <rth@redhat.com>
24837 * c-decl.c (grokdeclarator): Don't frob current_function_decl
24838 around variable_size.
24839 (set_decl_nonlocal): Remove.
24840 (store_parm_decls): Add stmts for pending sizes.
24841 * calls.c (calls_function, calls_function_1): Remove.
24842 (precompute_arguments): Don't call it.
24843 * cfgexpand.c (set_save_expr_context): Remove.
24844 (tree_expand_cfg): Don't call it.
24845 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
24846 (dwarf2out_finish): Likewise.
24847 * expr.c (emit_block_move): Adjust addresses to BLKmode.
24848 (store_constructor): Don't pre-evaluate SAVE_EXPR.
24849 (safe_from_p): Don't queue SAVE_EXPRs.
24850 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
24851 or build plain VAR_DECLs.
24852 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
24854 (fold_checksum_tree): Don't special-case SAVE_EXPR.
24855 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
24856 (put_var_into_stack): Don't handle SAVE_EXPR.
24857 (gen_mem_addressof): Likewise.
24858 * function.h (struct function): Remove x_save_expr_regs.
24859 (save_expr_regs): Remove.
24860 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
24861 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
24862 * stor-layout.c (variable_size): Don't set it.
24863 (force_type_save_exprs, force_type_save_exprs_1): Remove.
24864 * tree-inline.c (remap_save_expr): Remove fn argument. Update
24865 all callers. Don't set SAVE_EXPR_CONTEXT.
24866 * tree-inline.h (remap_save_expr): Update decl.
24867 * tree.c (save_expr): Update build size.
24868 (first_rtl_op): Don't handle SAVE_EXPR.
24869 (unsave_expr_1, contains_placeholder_p): Likewise.
24870 (decl_function_context): Likewise.
24871 * tree.def (SAVE_EXPR): Remove args 1 and 2.
24872 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
24873 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
24875 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
24877 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
24878 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
24879 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
24880 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
24881 some first-person references and patronizing comments. Based on
24883 * doc/invoke.texi: Don't reference fortran@gnu.org.
24884 * doc/trouble.texi (Warning when a non-void function value is
24885 ignored): Rewrite. From Russ Allbery and Chris Devers.
24887 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
24889 * tree-ssa-pre.c (bitmap_set_t): New.
24890 (bb_value_sets): avail_out is now a bitmap_set_t.
24891 (bitmap_find_leader): New function.
24892 (bitmap_value_insert_into_set): Ditto.
24893 (bitmap_set_copy): Ditto.
24894 (bitmap_value_replace_in_set): Ditto.
24895 (bitmap_set_contains_value): Ditto.
24896 (bitmap_set_new): Ditto.
24897 (bitmap_set_pool): New pool.
24898 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
24899 (insert_aux): Ditto.
24900 (add_to_sets): Ditto.
24901 (compute_avail): Ditto
24902 (eliminate): Ditto.
24905 (execute_pre): Ditto.
24907 2004-07-02 Roger Sayle <roger@eyesopen.com>
24909 * config/rs6000/rs6000.c (struct processor_costs): New structure
24910 used to hold instruction latencies/sizes for processor types.
24911 (rs6000_cost): New global variable pointing to current CPU's costs.
24912 (rs6000_override_options): Initialize rs6000_cost to point to the
24913 appropriate cost table based upon rs6000_cpu and optimize_size.
24914 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
24917 2004-07-02 Richard Henderson <rth@redhat.com>
24919 * expmed.c (make_tree): Don't use SET_DECL_RTL.
24921 2004-07-02 Steven Bosscher <stevenb@suse.de>
24923 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
24925 2004-07-01 Richard Henderson <rth@redhat.com>
24927 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
24928 (alpha_gp_save_rtx): Use assign_stack_local instead of
24931 2004-07-01 Richard Henderson <rth@redhat.com>
24933 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
24934 (alpha_rtx_cost_data): Update to match.
24935 (alpha_rtx_cost_size): New.
24936 (alpha_rtx_costs): Honor optimize_size.
24938 2004-07-01 Richard Henderson <rth@redhat.com>
24940 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
24941 * cfgexpand.c (tree_expand_cfg): Do it here.
24942 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
24943 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
24944 * config/mips/mips.c (mips_output_mi_thunk): And here.
24945 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
24946 * config/sh/sh.c (sh_output_mi_thunk): And here.
24947 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
24949 2004-07-01 Richard Henderson <rth@redhat.com>
24951 * tree.def (RTL_EXPR): Remove.
24952 * c-typeck.c (lvalue_p): Don't handle it.
24953 * expr.c (safe_from_p): Likewise.
24954 (expand_expr_real_1): Likewise.
24955 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
24956 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
24957 * gengtype.c (adjust_field_tree_exp): Likewise.
24958 * stmt.c (warn_if_unused_value): Likewise.
24959 * tree-gimple.c (recalculate_side_effects): Likewise.
24960 * tree-pretty-print.c (dump_generic_node): Likewise.
24961 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
24962 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
24963 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
24965 * stmt.c (struct stmt_status): Remove x_last_expr_type,
24966 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
24967 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
24968 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
24969 all the bits that tracked last_expr.
24970 (expand_end_bindings): Don't track last_expr.
24971 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
24972 (clear_last_expr): Remove.
24973 (expand_asm): Don't call it.
24974 (expand_asm_operands, expand_end_cond): Likewise.
24975 (expand_naked_return, expand_null_return_1): Likewise.
24976 * c-typeck.c (c_begin_compound_stmt): Likewise.
24977 * cfgexpand.c (expand_block): Use expand_expr_stmt.
24978 * expr.c (expand_expr_real_1): Likewise.
24979 * tree.h: Update prototypes.
24981 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
24982 (struct emit_status): Remove sequence_rtl_expr.
24983 (struct function): Remove x_rtl_expr_chain.
24984 (seq_rtl_expr, rtl_expr_chain): Remove.
24985 * function.c (struct temp_slot): Remove rtl_expr.
24986 (assign_stack_temp_for_type): Don't set it.
24987 (free_temp_slots, pop_temp_slots): Don't check it.
24988 (free_after_compilation): Don't clear x_rtl_expr_chain.
24989 (fixup_var_refs): Don't search it.
24990 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
24991 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
24993 (push_topmost_sequence): Likewise.
24994 (end_sequence, init_emit): Likewise.
24995 (start_sequence_for_rtl_expr): Remove.
24996 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
24997 * rtl.h (preserve_rtl_expr_result): Remove.
24999 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
25001 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
25002 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
25005 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
25007 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
25008 (STANDARD_STARTFILE_PREFIX_2): Define.
25009 (standard_startfile_prefix_1): Initialize to
25010 STANDARD_STARTFILE_PREFIX_1.
25011 (standard_startfile_prefix_2): Initialize to
25012 STANDARD_STARTFILE_PREFIX_2.
25013 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
25014 (STANDARD_STARTFILE_PREFIX_1): Define.
25015 (STANDARD_STARTFILE_PREFIX_2): Define.
25016 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
25017 (STANDARD_STARTFILE_PREFIX_2): Document.
25019 2004-07-01 Richard Henderson <rth@redhat.com>
25021 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
25022 in order to disable scalarization. Instead set a flag and wait
25023 for a candidate decl.
25025 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
25027 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
25028 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
25029 Use terminology "testsuite" and "enumerated".
25031 2004-07-01 Richard Henderson <rth@redhat.com>
25033 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
25034 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
25035 (initial_return_save): Likewise.
25036 (flush_queued_reg_saves): Remap register numbers.
25037 (dwarf2out_return_reg): Likewise.
25039 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25041 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
25043 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
25044 access functions for lower bound and element size and only output
25045 if lower bound nonzero or element size not same as that of type.
25046 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
25048 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25050 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
25052 2004-07-01 Per Bothner <per@bothner.com>
25054 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
25056 2004-07-01 Jakub Jelinek <jakub@redhat.com>
25058 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
25059 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
25060 first operand. Don't optimize if the bitfield is volatile.
25062 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25064 * c-pretty-print.c (pp_c_postfix_expression): Handle
25065 floating-point comparison operators.
25066 (pp_c_expression): Pass floating-point comparison
25067 operators to pp_c_postfix_expression.
25069 2004-07-01 Roger Sayle <roger@eyesopen.com>
25071 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
25072 rtx_cost instead of "had_mult" to determine whether the transformed
25073 expression is cheaper than the original.
25075 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
25077 * alias.c (get_alias_set, canon_rtx, get_addr,
25078 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
25080 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
25081 expand_builtin): Likewise.
25082 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
25084 * combine.c (can_combine_p, combinable_i3pat, try_combine,
25085 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
25086 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
25087 record_dead_and_set_regs_1, get_last_value_validate,
25088 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
25089 * cse.c (check_dependence, canon_hash, equiv_constant,
25090 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
25091 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
25092 count_reg_usage): Likewise.
25093 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
25094 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
25095 cselib_record_sets): Likewise.
25096 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
25097 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
25098 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
25099 * df.c (df_uses_record): Likewise.
25100 * dojump (do_jump): Likewise.
25101 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
25102 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
25103 decl_start_label): Likewise.
25104 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
25105 operand_subword, change_address_1, make_safe_from): Likewise.
25106 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
25107 stabilize, force_not_mem): Likewise.
25108 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
25109 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
25110 * expr.c (convert_move, convert_modes, emit_block_move,
25111 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
25112 emit_move_insn_1, expand_assignment, store_expr,
25113 store_constructor_field, store_constructor, store_field,
25114 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
25116 * final.c (cleanup_subreg_operands, alter_subreg,
25117 get_mem_expr_from_op): Likewise.
25118 * flow.c (notice_stack_pointer_modification_1,
25119 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
25121 * function.c (mark_temp_addr_taken, preserve_temp_slots,
25122 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
25123 optimize_bit_field, flush_addressof, purge_addressof_1,
25124 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
25125 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
25126 keep_stack_depressed): Likewise.
25127 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
25128 noce_process_if_block, find_memory): Likewise.
25129 * integrate.c (subst_constants, allocate_initial_values): Likewise.
25130 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
25131 update_equiv_regs): Likewise.
25132 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
25133 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
25134 * optabs.c (expand_abs, emit_unop_insn): Likewise.
25135 * passes.c (rest_of_handle_final): Likewise.
25136 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
25137 move2add_note_store): Likewise.
25138 * ra-build.c (detect_remat_webs): Likewise.
25139 * ra-debug.c (dump_static_insn_cost): Likewise.
25140 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
25141 * recog.c (validate_change, apply_change_group, cancel_changes,
25142 validate_replace_rtx_1, general_operand, register_operand,
25143 nonmemory_operand, push_operand, pop_operand, memory_operand,
25144 indirect_operand, asm_operand_ok, offsettable_memref_p,
25145 offsettable_nonstrict_memref_p, constrain_operands,
25146 store_data_bypass_p): Likewise.
25147 * reg-stack.c (subst_stack_regs_pat): Likewise.
25148 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
25149 copy_cost, reg_scan_mark_refs): Likewise.
25150 * regmove.c (optimize_reg_copy_3, stack_memref_p,
25151 combine_stack_adjustments_for_block): Likewise.
25152 * regrename.c (copyprop_hardreg_forward_1): Likewise.
25153 * reload.c (can_reload_into, push_reload, decompose, immune_p,
25154 find_reloads, find_reloads_address, find_reloads_address_1,
25155 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
25156 find_equiv_reg): Likewise.
25157 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
25158 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
25159 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
25160 delete_address_reloads): Likewise.
25161 * resource.c (mark_referenced_resources): Likewise.
25162 * rtlanal.c (get_jump_table_offset, count_occurrences,
25163 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
25164 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
25165 num_sign_bit_copies1): Likewise.
25166 * rtlhooks.c (gen_lowpart_general): Likewise.
25167 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
25168 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
25169 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
25170 sdbout_global_decl): Likewise.
25171 * simplify-rtx.c (simplify_subreg): Likewise.
25172 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
25173 expand_anon_union_decl, expand_end_case_type): Likewise.
25174 * unroll.c (calculate_giv_inc): Likewise.
25175 * var-tracking.c (stack_adjust_offset_pre_post,
25176 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
25177 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
25178 vt_add_function_parameters): Likewise.
25179 * varasm.c (make_var_volatile, notice_global_symbol,
25180 assemble_external, decode_addr_const, mark_weak,
25181 default_encode_section_info): Likewise.
25183 2004-07-01 Steven Bosscher <stevenb@suse.de>
25185 * stmt.c (check_seenlabel): Remove.
25186 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
25188 2004-07-01 Richard Henderson <rth@redhat.com>
25190 * function.h (struct function): Remove x_function_call_count.
25191 (function_call_count): Remove.
25192 * calls.c (expand_call): Don't set it.
25193 * integrate.c (copy_rtx_and_substitute): Likewise.
25195 * function.h (struct function): Remove x_cleanup_label.
25196 (cleanup_label): Remove.
25197 * stmt.c (expand_value_return): Don't use it.
25198 * function.c (free_after_compilation): Don't set it.
25199 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
25200 * cfgexpand.c (tree_expand_cfg): Update call.
25201 * tree.h (expand_function_start): Update decl.
25203 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
25206 * c-lang.c (c_initialize_diagnostics): Move from here ...
25207 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
25208 (c_tree_printer): Use pretty-printer to format %T.
25209 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
25210 before '*' if not C++.
25211 (pp_c_direct_abstract_declarator): Don't try to print array upper
25212 bound for flexible array members.
25213 * c-tree.h: Include "diagnostic.h".
25214 (c_initialize_diagnostics): Declare.
25215 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
25216 * c-format.c (format_type_warning): New function. Improve
25217 diagnostics for incorrect format argument types.
25218 (check_format_types): Use it. Add two parameters. Use the
25219 TYPE_MAIN_VARIANT of wanted_type.
25220 (check_format_info_main): Pass new parameters to
25221 check_format_types.
25222 (struct format_wanted_type): Update comment.
25224 2004-07-01 Nick Clifton <nickc@redhat.com>
25226 * target.h (struct gcc_target): Add new field to struct cxx:
25227 import_export_class.
25228 * target-def.h (TARGET_CXX): Initialise the new field.
25229 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
25231 * doc/tm.texi: Document the new target hook.
25233 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25235 * builtins.c (fold_builtin_classify): Fix typo.
25237 2004-07-01 Richard Henderson <rth@redhat.com>
25239 * function.c (identify_blocks, identify_blocks_1): Remove.
25240 * function.h (identify_blocks): Remove.
25241 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
25243 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
25245 * builtins.c (fold_builtin_classify): New.
25246 (fold_builtin_unordered_cmp): Fix commentary.
25247 (fold_builtin): Use it.
25248 * builtins.def: Define builtins for isnan,
25249 isnanf, isnanl, finite, finitef, finitel,
25250 isinf, isinff, isinfl.
25252 2004-07-01 Richard Henderson <rth@redhat.com>
25254 * function.h (struct function): Remove dont_emit_block_notes.
25255 * gimple-low.c (lower_function_body): Don't set it.
25256 * cfgexpand.c (expand_block): Don't check it.
25257 * cfglayout.c (insn_locators_initialize): Likewise.
25258 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
25259 * passes.c (rest_of_compilation): Likewise.
25260 * stmt.c (expand_start_bindings_and_block): Likewise.
25261 (expand_end_bindings): Likewise.
25263 2004-07-01 Richard Henderson <rth@redhat.com>
25265 * cgraph.h (cgraph_build_static_cdtor): Declare.
25266 * cgraphunit.c (cgraph_build_static_cdtor): New.
25267 * c-objc-common.c (build_cdtor): Use it.
25268 * coverage.c (create_coverage): Likewise.
25269 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
25270 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
25272 See ChangeLog.11 for earlier changes.