1 2004-11-18 Uros Bizjak <uros@kss-loka.si>
3 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
5 (define_peephole2): Remove unneeded "&& 1" from peephole2
8 2004-11-18 Ben Elliston <bje@au.ibm.com>
10 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
11 element for bsi_prev; use @findex instead.
13 2004-11-18 Ben Elliston <bje@au.ibm.com>
15 * opts.h (add_input_filename): Remove extern declaration.
16 * opts.c (add_input_filename): Make static.
18 2004-11-17 Mark Mitchell <mark@codesourcery.com>
20 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
23 2004-11-17 Zack Weinberg <zack@codesourcery.com>
25 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
26 * system.h: Poison it.
27 * doc/tm.texi: Delete its documentation.
29 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
30 Mark Mitchell <mark@codesourcery.com>
32 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
33 * config/i386/i386.c (i386_solaris_elf_named_section): New
35 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
36 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
38 (ASM_QUAD): Don't undefine for biarch targets.
39 * config/i386/t-sol2: Introduce multilib support.
41 2004-11-18 Ben Elliston <bje@au.ibm.com>
43 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
45 2004-11-18 Ben Elliston <bje@au.ibm.com>
47 * cgraph.h: Replace "it's" with "its" throughout.
49 2004-11-18 Ben Elliston <bje@au.ibm.com>
51 * doc/rtl.texi (Flags): Grammar fix.
53 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
55 * expmed.c (alg_code): Add alg_unknown.
56 (alg_hash_entry): New.
57 (NUM_ALG_HASH_ENTRIES): Likewise.
59 (synth_mult): Cache the result into alg_hash.
61 2004-11-17 Zack Weinberg <zack@codesourcery.com>
63 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
64 config/rs6000/libgcc-ppc64.ver.
66 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
68 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
69 checking if an unconditional return is followed by a barrier.
71 * jump.c (condjump_p): Remove unreachable code.
73 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
74 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
75 tree-ssa-live.h, tree.h: Remove unused prototypes.
77 2004-11-17 Jeff Law <law@redhat.com>
79 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
80 (edge_to_cases_elt): Renamed from edge_to_case_leader.
81 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
82 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
83 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
84 (get_cases_for_edge): New function.
85 (start_recording_case_labels, end_recording_case_labels): Similarly.
86 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
87 chain equivalent CASE_LABEL_EXPRs together.
88 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
89 (make_switch_expr_edges): Do not record edge/cases here.
90 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
91 (split_critical_edges): Record cases around the edge splitting code.
92 (cleanup_dead_labels): Use CASE_LABEL again.
93 (tree_redirect_edge_and_branch): If we have a mapping from edge
94 to cases, use it to handle redirections. Else do it the slow way.
95 * tree.h (CASE_LEADER_OR_LABEL): Kill.
96 (CASE_LABEL): Revert to just looking at the tree's second operand.
97 * tree.c (get_case_label): Kill.
99 2004-11-17 Diego Novillo <dnovillo@redhat.com>
101 PR tree-optimization/18307
102 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
103 'orig' are the same node.
104 (collect_points_to_info_r): Do not call merge_pointed_to_info
105 when the PHI argument is identical to the LHS.
107 2004-11-17 Steven Bosscher <stevenb@suse.de>
109 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
110 to insert the exit or entry block.
111 (ssa_prop_init): Use add_control_edge to seed the algorithm.
113 2004-11-16 Zack Weinberg <zack@codesourcery.com>
115 * mkmap-flat.awk, mkmap-symver.awk: If the last version
116 assigned to a symbol was '%exclude', do not emit it anywhere.
117 If leading_underscore is true, prefix all symbols from the
118 version scripts with a leading underscore before comparing
119 them with nm output or emitting them. Remove support for dot
121 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
122 (SHLIB_MAPFILES): Use libgcc-std.ver.
123 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
124 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
125 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
126 libgcc-excl.ver and libgcc-glibc.ver.
128 * config/sh/libgcc-excl.ver: New file.
129 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
131 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
133 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
134 the test when the edge has the opposite meaning, not when
135 the first argument is invariant.
137 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
139 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
141 (rs6000_complex_function_value): Handle e500 v2 variant.
143 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
145 Fix PR tree-optimization/18519
147 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
148 * tree-pass.h: Add TODO_cleanup_cfg.
149 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
150 (ccp_finalize): Remove call to cleanup_cfg.
151 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
152 (pass_cd_dce): Ditto.
153 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
154 dump_function_to_file.
155 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
157 (pass_ch): Add TODO_cleanup_cfg.
158 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
160 (pass_loop_done): Add TODO_cleanup_cfg.
161 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
162 (tree_ssa_phiopt): Remove call to cleanup_cfg.
164 2004-11-16 Devang Patel <dpatel@apple.com>
166 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
168 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
170 * expmed.c, ra-colorize.c: Fix comment typos.
172 * doc/tm.texi: Fix typos.
174 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
175 Mark Mitchell <mark@codesourcery.com>
178 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
181 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
183 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
184 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
186 2004-11-16 Devang Patel <dpatel@apple.com>
188 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
190 2004-11-16 Eric Christopher <echristo@redhat.com>
192 * config/mips/mips.c: Use rtl _P predicates.
193 * config/mips/mips.h: Ditto.
194 * config/mips/mips.md: Ditto.
196 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
198 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
201 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
203 * config/s390/s390.c (s390_cc_modes_compatible): New function.
204 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
206 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
209 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
210 before and after the insns for getting GOT address in non-PIC
211 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
214 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
216 * gcc/cse.c (struct change_cc_mode_args): New structure.
217 (cse_change_cc_mode_insn): New function.
218 (cse_change_cc_mode): Use validate_change to perfom changes.
219 (cse_change_cc_mode_insns, cse_condition_code_reg):
220 Call cse_change_cc_mode_insn.
222 2004-11-16 Steven Bosscher <stevenb@suse.de>
226 2004-11-16 Steven Bosscher <stevenb@suse.de>
228 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
230 2004-11-15 Dale Johannesen <dalej@apple.com>
232 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
234 2004-11-15 Dale Johannesen <dalej@apple.com>
236 * profile.c (compute_branch_probabilities): Prevent
237 crash with EH in RTL-based profiling.
239 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
241 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
243 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
244 * tree-ssa-dom.c (thread_across_edge): Likewise.
245 * tree-vectorizer.c (vect_transform_loop_bound): Replace
246 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
249 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
250 (tree_flow_call_edges_add): Update the call to
251 bsi_commit_edge_inserts.
252 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
253 * profile.c (branch_prob): Likewise.
254 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
255 * tree-sra.c (scalarize_function): Likewise.
256 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
257 * tree-ssa-pre.c (fini_pre): Likewise.
258 * tree-flow.h: Update the prototype for
259 bsi_commit_edge_inserts.
261 2004-11-15 Eric Christopher <echristo@redhat.com>
263 * sched-deps.c (set_sched_group_p): Delete.
264 (delete_all_dependencies): New function.
265 (fixup_sched_groups): Use. New function.
266 (sched_analyze_insn): Use.
268 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
270 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
271 RROTATE_EXPR or unknown code.
272 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
273 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
274 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
277 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
280 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
281 after processing the declarator.
283 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
285 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
287 (altivec_vspltb): Same.
288 (altivec_vspltw): Same.
289 (altivec_vspltisb): Same.
290 (altivec_vspltish): Same.
291 (altivec_vspltisw): Same.
292 (altivec_vspltisw_v4sf): Same.
293 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
295 Move "End of vector xor's" comment to the right place.
297 2004-11-15 Steve Ellcey <sje@cup.hp.com>
299 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
300 instead of nonimmediate_operand.
302 2004-11-15 Mark Mitchell <mark@codesourcery.com>
304 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
305 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
306 * config/sol2.c (solaris_output_init_fini): Update calls to
307 ASM_OUTPUT_CALL. Include "rtl.h".
309 2004-11-15 Mark Mitchell <mark@codesourcery.com>
311 * config/sol2-c.c (cmn_err_char_table): Add "p".
313 2004-11-15 Mark Mitchell <mark@codesourcery.com>
315 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
316 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
318 2004-11-15 Mark Mitchell <mark@codesourcery.com>
320 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
321 within the multilib directory.
323 2004-11-15 Nick Clifton <nickc@redhat.com>
325 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
326 builtin assert of cpu=xstormy16.
328 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
330 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
333 2004-11-14 Richard Henderson <rth@redhat.com>
336 * calls.c (struct arg_data): Add parallel_value.
337 (precompute_register_parameters): Set it.
338 (load_register_parameters): Use it.
339 (store_one_arg): Also set it here.
341 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
343 PR tree-optimization/18431
344 * fold-const.c (associate_trees): Do not produce x + 0.
345 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
347 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
349 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
350 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
352 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
354 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
356 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
358 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
359 value-prof.c: Fix comment typos.
361 2004-11-14 Stan Shebs <shebs@apple.com>
363 Basic ABI changes for passing structs by value in 64-bit Darwin.
364 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
365 (rs6000_override_options): Set it for 64-bit Darwin.
366 (rs6000_parse_abi_options): Add testing options to change it.
367 (rs6000_return_in_memory): Test whether the type is one
368 that can be passed in registers.
369 (darwin64_function_arg_advance): New.
370 (function_arg_advance): Call it, plus add recursion depth
371 argument and test when counting off arguments.
372 (rs6000_darwin64_function_arg): New.
373 (function_arg): Call it.
374 (setup_incoming_varargs): Add argument to function_arg_advance.
375 (rs6000_darwin64_function_value): New.
376 (rs6000_function_value): Call it.
377 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
378 * config/rs6000/rs6000-protos.h: Update decl of
379 function_arg_advance.
381 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
384 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
385 support TImode before adding __int128_t and __uint128_t types.
387 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
390 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
391 (vect_transform_loop_bound): Set loop->nb_iterations.
393 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
394 Andrew Pinski <pinskia@physics.uc.edu>
397 * tree-vectorize.c (vect_build_loop_niters): Do not insert
398 NULL into the instruction stream. Initialize new_bb to NULL.
399 (vect_update_ivs_after_vectorizer): Likewise.
400 (vect_gen_niters_for_prolog_loop): Likewise.
402 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
404 PR tree-optimization/18431
405 * tree-flow.h (stmt_references_memory_p): Declare.
406 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
407 * tree-ssa.c (stmt_references_memory_p): New function.
409 2004-11-14 Andreas Schwab <schwab@suse.de>
411 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
414 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
416 * c-common.c (walk_stmt_tree): Remove.
417 * c-common.h: Remove the corresponding prototype.
419 * emit-rtl.c (push_to_full_sequence): Remove.
420 * rtl.h: Remove the corresponding prototype.
422 * cselib.c, expr.c: Fix comment typos.
424 2004-11-13 Richard Henderson <rth@redhat.com>
426 * calls.c (precompute_register_parameters): Force all PARALLELs
427 into pseudo registers.
428 (load_register_parameters): Copy PARALLELs into hard registers.
429 * function.c (assign_parm_setup_block): Copy PARALLELS into
430 pseudo registers. Do emit_group_store in conversion_insns.
431 * expr.c (emit_group_load_1): Rename from emit_group_load, take
432 tmps as an argument. Move final copy loop ...
433 (emit_group_load): ... here. New function.
434 (emit_group_load_into_temps, emit_group_move_into_temps): New.
435 * expr.h: Declare them.
437 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
439 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
440 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
441 with PHI_CHAIN where appropriate.
443 2004-11-13 Dale Johannesen <dalej@apple.com>
445 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
446 (tree_block_label): Ditto.
447 (flush_pending_stmts): Ditto.
448 (insert_edge_copies): Ditto.
449 (expr_invariant_in_loop_p): Ditto.
450 (TDF_USE_OPS): Parenthesize definition.
451 (TDF_USE_VOPS): Ditto.
453 2004-11-13 David Edelsohn <edelsohn@gnu.org>
455 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
456 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
458 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
460 2004-11-14 Joseph Myers <joseph@codesourcery.com>
462 * config/i386/i386.c (override_options): Move loop to set default
463 tuning to correct place.
465 2004-11-13 Zak Kipling <zak@transversal.com>
468 * config/i386/i386.c (classify_argument): Fix infinite loop when
469 passing object with 3 or more base classes by value.
471 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
473 * doc/md.texi (constraints) <% modifier>: Mention that it is
474 useless when the two alternatives are strictly identical.
476 2004-11-13 Richard Henderson <rth@redhat.com>
478 * expmed.c (extract_split_bit_field): Temporarily disable call to
479 extract_force_align_mem_bit_field.
481 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
483 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
486 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
487 lambda-code.c, postreload.c, predict.c, tree-sra.c,
488 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
490 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
492 * doc/install.texi (automake): Correctly document that everything now
493 will use automake 1.9.3.
495 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
498 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
499 TImode. Sorry for other non-complex larger-than-64-bit modes.
500 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
502 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
504 * doc/install.texi (automake): Document that everything now uses 1.9.
506 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
508 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
511 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
513 * tree.h: Fix comment typos.
515 2004-11-13 Steven Bosscher <stevenb@suse.de>
517 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
520 * cselib.c (new_cselib_val): Make comment correct and more detailed.
521 * flow.c (mark_set_1): Likewise.
523 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
524 duplicate_eh_regions): Remove.
525 * except.h (duplicate_eh_regions): Remove prototype.
526 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
527 global_const_equiv_varray): Remove.
528 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
529 global_const_equiv_varray, set_label_in_map): Remove prototypes,
530 extern declaration, and #define.
531 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
532 (struct inline_remap): Remove.
533 * varray.c (struct element): Remove entry for const_equiv_data.
534 * varray.h (struct const_equiv_data): Remove.
535 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
536 (union varray_data_tag) <const_equiv>: Remove.
537 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
538 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
540 * regstack.c (record_label_references): Remove unused function.
542 * rtl.def (VALUE): Update comment.
543 (LABEL_REF): Remove unused operand 2.
544 * rtl.h (struct rtx_def): Update for removed accessor macros.
545 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
546 REG_LOOP_TEST_P): Remove.
547 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
548 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
549 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
551 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
552 Eric Botcazou <ebotcazou@libertysurf.fr>
555 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
557 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
558 (V32I): New macro for 32-bit modes.
559 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
560 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
561 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
562 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
563 one_cmpldi_sp64): Use V64I instead of DI.
564 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
565 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
566 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
567 (nandv64i_vis, nandv32i_vis): New patterns.
569 2004-11-12 Mike Stump <mrs@apple.com>
571 * Makefile.in: Add html support.
572 * java/Make-lang.in: Likewise.
573 * fortran/Make-lang.in: Likewise.
574 * treelang/Make-lang.in: Likewise.
575 * doc/install.texi: Likewise.
576 * doc/makefile.texi: Likewise.
577 * doc/sourcebuild.texi: Likewise.
579 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
581 * tree-ssa-loop-manip.c: Fix a comment typo.
583 2004-11-12 Mike Stump <mrs@apple.com>
585 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
586 renaming this node to Concept Index.
587 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
588 to more closely match gcc.texi.
590 2004-11-12 Jeff Law <law@redhat.com>
592 * tree-cfg.c (hashtab.h): Include.
593 (struct edge_to_case_leader_elt): New structure.
594 (edge_to_case_leader): New.
595 (edge_to_case_leader_hash): New hashtable hasing function.
596 (edge_to_case_leader_eq): New hashtable equality function.
597 (record_switch_edge): New function.
598 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
599 (make_switch_expr_edges): Build the edge-to-case-leader
600 hash table. Tear down the hash table when we're done.
601 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
603 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
604 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
605 to use new concept of case leaders to reduce overhead of
606 redirecting outgoing edges from switch statements.
607 * tree.c (get_case_label): New function.
608 * tree.h (CASE_LABEL): Define in terms of get_case_label.
609 (CASE_LEADER_OR_LABEL): Define.
611 2004-11-12 Ziemowit Laski <zlaski@apple.com>
613 * varasm.c (output_addressed_constants): For CONST_DECLs,
614 output the initializer if present.
616 2004-11-12 Ziemowit Laski <zlaski@apple.com>
618 * config/rs6000/darwin.h: Fix confusing typo in comment.
620 2004-11-12 Devang Patel <dpatel@apple.com>
622 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
624 2004-11-12 Devang Patel <dpatel@apple.com>
626 * tree-if-conv.c (clean_predicate_lists): Use loop header
629 2004-11-12 Richard Henderson <rth@redhat.com>
632 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
633 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
634 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
635 * config/i386/i386-modes.def (XF): Use it.
637 2004-11-11 Geoffrey Keating <geoffk@apple.com>
639 * Makefile.in (macro_list): Use move-if-change to avoid spurious
642 2004-11-12 Mark Mitchell <mark@codesourcery.com>
645 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
646 when deciding whether to pass a variable to
647 cgraph_varpool_finalize_decl or assemble_variable.
648 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
650 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
652 * tree-vectorizer.c: Fix a comment typo.
654 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
656 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
658 2004-11-12 Diego Novillo <dnovillo@redhat.com>
660 * tree-scalar-evolution.c (analyzable_condition): Remove
661 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
663 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
665 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
666 Remove m505/roe multilib variant.
668 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
670 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
671 to load from the stack.
673 2004-11-12 Richard Henderson <rth@redhat.com>
675 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
676 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
677 * toplev.h (FL2T__): Remove.
678 (CLZ_HWI): Rename from FL2T_CLZ__.
680 (floor_log2): Simplify.
683 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
685 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
686 compute the first overlapping iterations.
688 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
691 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
692 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
694 2004-11-12 Steven Bosscher <stevenb@suse.de>
696 PR tree-optimization/18419
697 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
698 pointer set instead of a bitmap.
699 (walk_use_def_chains): Create, pass and clean up that pointer_set.
701 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
703 (init_alias_info): Allocate and zero it here.
704 (delete_alias_info): Delete it here.
705 (collect_points_to_info_for): Use it.
707 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
709 * alias.c (record_alias_subset, addr_side_effect_eval):
711 * alias.h: Remove the prototype for record_alias_subset.
712 * expr.h: Remove the commented-out prototype for
714 * rtl.h: Remove the prototype for addr_side_effect_eval.
716 * cfglayout.c (choose_inner_scope): Make it static.
717 * rtl.h: Remove the corresponding prototype.
719 * cfgloopmanip.c (update_single_exits_after_duplication,
720 unloop): Make them static.
721 * cfgloop.h: Remove the corresponding prototypes.
723 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
725 * c-tree.h: Remove the corresponding prototypes.
727 * explow.c (round_push): Make it static.
728 * expr.h: Remove the corresponding prototype.
730 * varasm.c (get_named_section_flags, decl_tls_model): Make
732 * output.h: Remove the prototype for get_named_section_flags.
733 * tree.h: Remove the prototype for decl_tls_model.
735 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
737 * function.c (expand_function_end): Remove an "if" statement
738 that always triggers.
739 * stmt.c (expand_null_return_1): Likewise.
741 2004-11-11 James E. Wilson <wilson@specifixinc.com>
743 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
744 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
745 CLASS_MAX_NREGS): Likewise.
747 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
749 PR tree-optimization/17742
750 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
751 MINUS_EXPR correctly.
753 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
755 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
756 Give up as soon as the evolution is known not computable.
758 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
761 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
763 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
764 to spot rlwinm opportunities.
765 (and64_2_operand): Use mask_1or2_operand.
766 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
768 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
770 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
771 (vect_update_ivs_after_vectorizer): Update function documentation.
772 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
774 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
776 * config/arm/arm.c: Fix a comment typo.
778 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
780 * bitmap.h (nBITMAP_WORD_BITS): Remove.
781 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
782 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
784 (bitmap_first_set_bit): Return unsigned, use ctzl.
785 (bitmap_last_set_bit): Remove.
786 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
788 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
789 remove special case code for two word elements.
790 (bitmap_last_set_bit): Remove.
791 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
792 bitmap_first_set_bit with bitmap_empty_p.
793 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
794 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
797 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
800 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
803 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
804 unsigned equality compare when we know the operands are unsigned.
806 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
808 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
809 __PIC__ and __pic__ only if TARGET_ABICALLS.
810 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
811 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
812 -KPIC only if not -mno-abicalls.
814 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
815 * config/sparc/linux.h, config/sparc/linux64.h
816 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
818 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
819 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
820 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
821 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
823 2004-11-11 Paul Brook <paul@codesourcery.com>
825 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
826 register if current_function_uses_pic_offset_table is set.
828 2004-11-10 David Edelsohn <edelsohn@gnu.org>
830 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
831 Change multi-instruction sequences to new attribute.
832 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
833 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
834 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
836 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
838 * tree-data-ref.c (build_classic_dist_vector): If either loop
839 is outside of the nest we asked about, the dependence can't
841 (build_classic_dir_vector): Ditto.
843 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
845 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
847 (force_var_cost): Determine cost of addition and multiplication more
849 (get_computation_cost_at): Add cost for computing address elements to
852 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
853 one of the arguments of MINUS_EXPR is an address.
854 (split_address_to_core_and_offset): New function.
855 (ptr_difference_const): Handle case when one of the operands is a
857 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
858 (ptr_difference_cost): Pass addresses instead of objects to
859 ptr_difference_const.
861 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
863 * tree.c (tree_check_failed): Emit general error if the list of
866 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
868 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
869 argument. When the union is passed in the 6th slot, build a
870 PARALLEL with only one element.
871 (function_arg): Adjust call to function_arg_union_value.
872 (function_value): Likewise.
874 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
876 PR tree-optimization/17892
877 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
880 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
883 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
884 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
886 2004-11-10 Steven Bosscher <stevenb@suse.de>
888 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
889 (struct basic_block_def): Remove local_set and cond_local_set
890 fields. Update comment for global_live_at_start.
891 * flow.c (calculate_global_regs_live): Allocate local_sets and
892 cond_local_sets here as arrays of bitmaps previously stored in
893 bb->local_set and bb->cond_local_set. Use xmalloc instead of
894 obstack allocated bitmaps.
896 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
899 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
902 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
904 2004-11-09 Jeff Law <law@redhat.com>
906 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
907 argument holding last unvisited block. Start search for
908 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
909 (connect_infinite_loops_to_exit): Supply last unvisited block
910 to flow_dfs_compute_reverse_execute.
912 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
914 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
916 (floatunssidf2): Same.
918 ("extendsfdf2"): New expander.
919 (*extendsfdf2_fpr): Rename.
920 (*truncdfsf2_fpr): Same.
923 (*nabsdf2_fpr): Same.
929 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
930 ("spe_fix_truncdfsi2"): Same.
931 (spe_floatunssidf2): Same.
932 (spe_floatsidf2): Same.
934 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
937 * c-common.c (fname_decl): Don't use line number of decl in
940 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
942 * config/s390/s390-protos.h (s390_pool_operand): Remove.
943 * config/s390/s390.c (s390_pool_operand): Likewise.
944 (s390_extra_constraint_str): Handle 'B' constraints.
945 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
946 * config/s390/s390.md: Document 'B' constraints.
947 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
948 s390_pool_operand to prevent insns with two literal pool
949 references. Make pattern commutative.
950 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
951 'B' constraint instead of s390_pool_operand.
953 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
955 * tree-cfg.c (create_bb): Remove unnecessary memset.
957 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
959 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
960 (thread_block): Call flush_pending_stmt instead of
963 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
965 * loop-iv.c (iv_number_of_iterations): Make it static.
966 * cfgloop.h: Remove the corresponding prototype.
968 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
970 * function.c (combine_temp_slots, assign_parms,
971 expand_pending_sizes): Make them static.
972 * tree.h: Remove the corresponding prototypes.
974 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
976 * emit-rtl.c (copy_most_rtx): Remove.
977 * rtl.h: Remove the corresponding prototype.
979 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
981 * cfgloop.c (flow_loops_update): Remove.
982 * cfgloop.h: Remove the corresponding prototype.
984 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
986 * conflict.c (mark_reg, conflict_graph_compute): Remove.
987 * basic-block.h: Remove the prototype for
988 conflict_graph_compute.
990 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
992 * tree-if-conv.c (add_to_dst_predicate_list): Change the
993 second argument to basic_block.
994 (tree_if_convert_cond_expr): Update call sites.
996 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
998 * fold-const.c (pedantic_non_lvalue): Make it static.
999 * tree.h: Remove the corresponding prototype.
1001 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1003 * optabs.c (prepare_operand): Make it static.
1004 * optabs.h: Remove the corresponding prototype.
1006 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1008 * reload1.c (reloads_conflict, gen_reload): Make them static.
1009 * reload.h: Remove the corresponding prototypes.
1011 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1013 * reload.c (refers_to_mem_for_reload_p,
1014 refers_to_regno_for_reload_p): Make them static.
1015 * reload.h: Remove the corresponding prototypes.
1017 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1018 Eric Botcazou <ebotcazou@libertysurf.fr>
1021 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
1022 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
1023 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
1024 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
1025 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
1026 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
1027 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
1028 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
1029 MODE_VECTOR_INT modes.
1030 (sparc_extra_constraint_check): Add new constraint 'Y'.
1031 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
1032 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
1033 (V64): New mode macro for 64-bit modes.
1034 (movsf): Use V32 for mode instead of SF.
1035 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
1036 alongside 'G' constraint.
1037 (movdf): Use V64 for mode instead of DF.
1038 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
1039 of DF. Add 'Y' constraint alongside 'G' constraint.
1040 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
1043 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1045 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
1046 integer NEG and ABS.
1047 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
1048 ("*negdi2_31"): Reimplement using a splitter.
1049 ("*negdi2_cc", "*negdi2_cconly"): New insns.
1050 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
1051 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
1052 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
1053 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
1054 ("*absdi2_cc", "*absdi2_cconly"): New insns.
1055 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
1056 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
1057 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
1058 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
1059 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
1060 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
1061 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
1062 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
1063 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
1065 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1067 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
1068 when eliminating an UNSPEC_CMPINT.
1069 (s390_secondary_input_reload_class): Fix test for CC register reload.
1070 (s390_secondary_output_reload_class): Likewise.
1071 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
1072 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
1073 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
1074 insn patterns with splitters.
1076 2004-11-09 David Edelsohn <edelsohn@gnu.org>
1078 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
1079 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
1081 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1083 * tree-phinodes.c (phi_reverse): New.
1084 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
1086 * tree-flow.h: Add a prototype for phi_reverse.
1088 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1090 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1092 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1095 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
1098 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1100 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
1101 instead of "arg" in diagnostics.
1103 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1105 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
1106 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
1107 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
1108 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1109 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
1110 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
1111 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
1112 config/iq2000/iq2000.c, config/m32r/m32r.c,
1113 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
1114 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
1115 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
1116 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1117 config/sh/symbian.c, config/stormy16/stormy16.c,
1118 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
1119 and %> as appropriate. Use %' as apostrophe in diagnostics where
1120 applicable. Use %< and %> in place of '' quotes where applicable.
1121 Use %qs in place of %<%s%>. Consistently quote __builtin function
1124 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
1126 * gdbinit.in (pbb, pbm): New macros.
1128 2004-11-08 Jeff Law <law@redhat.com>
1130 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
1131 implementing it inline.
1133 * cfganal.c (find_edge): Search pred->succs or succ->preds,
1134 whichever is shorter.
1136 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1138 * passes.c (rest_of_handle_jump): Remove dead code.
1140 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1142 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
1143 the last used element in the worklist.
1145 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1147 * tree-inline.c (remap_save_expr): Make it static.
1148 * tree-inline.h: Remove the corresponding prototype.
1150 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1152 * tree-ssa-loop-niter.c (upper_bound_in_type,
1153 lower_bound_in_type): Make them static.
1154 * tree.h: Remove the corresponding prototypes.
1156 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1158 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
1160 * tree-ssa-live.h: Remove the corresponding prototypes.
1162 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1164 * tree-if-conv.c (tree_if_conversion): Make it static.
1165 * tree-flow.h: Remove the corresponding prototype.
1167 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1169 * tree-ssa-operands.c (build_ssa_operands): Make it static.
1170 * tree-flow.h: Remove the corresponding prototype.
1172 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
1175 * tree-inline.c (copy_body_r): Change "t = t" to empty
1176 statement instead of "t".
1178 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1180 * modulo-sched.c (create_partial_schedule,
1181 free_partial_schedule, reset_partial_schedule,
1182 ps_add_node_check_conflicts, rotate_partial_schedule): Make
1185 2004-11-08 Richard Henderson <rth@redhat.com>
1187 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
1190 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1192 * sched-deps.c (add_insn_mem_dependence): Make it static.
1193 * sched-int.h: Remove the corresponding prototypes.
1195 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1197 * flow.c (allocate_bb_life_data): Make it static.
1198 * basic-block.h: Remove the corresponding prototype.
1200 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1202 * calls.c (split_complex_values, split_complex_types): Make
1204 * expr.h: Remove the corresponding prototypes.
1206 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
1208 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
1209 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1211 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1213 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
1214 statements that always trigger.
1216 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1218 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
1219 tree-scalar-evolution.c, tree-ssa-loop-im.c,
1220 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
1221 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
1224 2004-11-08 Ben Elliston <bje@au.ibm.com>
1226 * cgraph.h (cgraph_calls_p): Remove.
1227 * cgraph.c (cgraph_calls_p): Likewise.
1229 * varray.h (varray_copy): Remove.
1230 * varray.c (varray_copy): Likewise.
1232 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
1235 * config/darwin.c (machopic_indirect_data_reference):
1236 Call gen_macho_high and gen_macho_low instead of
1237 checking the mode and calling gen_macho_high_di directly.
1238 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1239 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
1241 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
1242 load_macho_picbase, macho_low, macho_high): Removed.
1243 (builtin_setjmp_receiver): Call gen_macho_high and
1244 gen_macho_low instead of checking the mode and calling
1245 gen_macho_high_di directly.
1246 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
1247 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
1248 Moved from rs6000.md.
1249 (macho_high): New expander.
1250 (macho_high_si): Renamed version of macho_high from rs6000.md.
1251 (macho_low): New expander.
1252 (macho_low_si): Renamed version of macho_low from rs6000.md.
1253 (load_macho_picbase): New expander.
1254 (load_macho_picbase_si): Renamed version of load_macho_picbase
1256 (macho_correct_pic): New expander.
1257 (macho_correct_pic_si): Renamed version of macho_correct_pic
1260 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1262 * c-decl.c (finish_struct): Use complete sentences for diagnostic
1263 for structures or unions with no members or named members.
1265 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1267 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
1268 taking address of bit-field by assertion.
1270 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1272 * config/s390/s390.md (attribute "op_type"): Default to "NN".
1273 (attribute "atype"): Default to "agen".
1274 (attribute "length"): Default to 6.
1275 (define_asm_attibutes): Remove.
1276 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1277 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
1278 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
1279 Do not set type attribute to "cs" where already default.
1280 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
1282 Do not set type attribute to "other" where already default.
1283 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
1284 "*strlendi", "*strlensi",
1285 "*movmem_long_64", "*movmem_long_31",
1286 "*clrmem_long_64", "*clrmem_long_31",
1287 "*cmpmem_long_64", "*cmpmem_long_31",
1288 "*cmpint_si", "*cmpint_di",
1289 "addti3", "*adddi3_31z", "*adddi3_31",
1290 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
1291 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
1292 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
1293 "*pool_entry", "pool_align", "pool_section_start",
1294 "pool_section_end", "main_pool", "reload_base_31", "pool"):
1295 Do not set op_type attribute to "NN" where already default.
1296 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1297 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1298 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
1299 Do not set atype attribute to "agen" where already default.
1300 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
1302 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1304 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
1306 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1309 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
1310 R3000 and R4000 macros on IRIX.
1312 2004-11-06 Andreas Schwab <schwab@suse.de>
1315 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
1318 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1320 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
1322 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1324 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
1325 matches no insns already matched by other reservations.
1326 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
1327 matches no insns already matched by other reservations.
1328 ("x_ss"): Remove, replace by ...
1329 ("x_cs"): ... this new reservation. Check type instead of op_type.
1330 Update bypasses to use x_cs instead of x_ss.
1331 ("x_nn"): Remove, replace by ...
1332 ("x_other"): ... this new reservation. Check type instead of op_type.
1333 Add x_other and x_branch to bypasses.
1334 ("x_vs"): New reservation.
1335 * config/s390/s390.md (attribute "type"): Default according to op_type.
1336 ("*execute"): Set type to "cs".
1338 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1340 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
1341 if we are in GIMPLE.
1343 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
1345 PR rtl-optimization/17933
1346 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
1347 (covers_regno_p): New function. Handle SETs of PARALLEL,
1348 and defer the rest to...
1349 (covers_regno_no_parallel_p): New function.
1351 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1353 * config/sparc/sparc.c (function_arg_record_value_1): Skip
1354 fields with zero length.
1355 (function_arg_record_value_2): Likewise.
1356 (function_arg_record_value_3): Use smallest_mode_for_size
1357 instead of mode_for_size.
1358 (function_arg_union_value): Return naked register for unions
1361 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1363 * config/sparc/sparc.c (scan_record_type): Handle vector types.
1364 (function_arg_slotno): Handle vector types specially.
1365 (function_arg_record_value_1): Split fields with vector type and
1366 BLKmode into their subparts.
1367 (function_arg_record_value_2): Likewise. Be prepared to handle
1368 more than 2 registers per field.
1369 (function_arg_union_value): Increment regno inside the loop.
1370 (function_arg_vector_value): New function.
1371 (function_arg): Use it to split fields with vector type and
1372 BLKmode into their subparts and build a PARALLEL. Treat
1373 other vector types like floats.
1374 (function_value): Likewise.
1375 (sparc_pass_by_reference): Handle vector types.
1376 (sparc_return_in_memory): Likewise.
1378 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1380 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
1381 statement that never triggers.
1383 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1385 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
1386 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
1387 ("x_fdivd"): Use also for fsqrtd type.
1388 ("x_fdivs"): Use also for fsqrts type.
1389 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
1390 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
1391 ("fix_truncdfsi2_ibm"): Set type to "other".
1392 ("floatdidf2", "floatdisf2"): Do not clobber CC.
1393 ("floatsidf2", "floatsidf2_ieee"): Likewise.
1394 ("floatsisf2", "floatsisf2_ieee"): Likewise.
1395 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
1396 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
1398 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
1399 ("sqrtdf2"): Set type to "fsqrtd".
1400 ("sqrtsf2"): Set type to "fsqrts".
1402 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1404 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
1405 pointer to the last PHI node in the new PHI chain.
1407 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
1409 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
1410 for non-PIC TLS_MODEL_INITIAL_EXEC case.
1412 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1414 * expmed.c: Fix a comment typo.
1416 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1419 * config/i386/cygming.h
1420 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
1422 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1424 * config/sh/sh4a.md: Fix copyright.
1426 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1428 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
1431 2004-11-05 David Edelsohn <edelsohn@gnu.org>
1433 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
1434 when carry not used. Suggested by Torbjorn Granlund.
1436 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
1437 operand[1] unnecessarily. Suggested by Eric Christopher.
1438 (rs6000_adjust_cost): Increase latency of store to wider load.
1439 (rs6000_rtx_costs): mulli only allows 16-bit constants.
1441 2004-11-05 Stan Shebs <shebs@apple.com>
1443 * config/rs6000/rs6000.c (machopic_output_stub): Output
1444 ldu instead of lwzu for 64-bit stubs.
1446 2004-11-05 Richard Henderson <rth@redhat.com>
1448 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
1450 (alpha_expand_unaligned_store): Likewise.
1452 2004-11-05 Richard Henderson <rth@redhat.com>
1454 * expmed.c (extract_force_align_mem_bit_field): New.
1455 (extract_split_bit_field): Call it.
1457 2004-11-05 Richard Henderson <rth@redhat.com>
1459 * ia64.md (UNSPEC_SHRP): New.
1460 (dshift_count_operand): New.
1461 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
1462 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
1464 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1466 * c-typeck.c (output_init_element): Return early if value is
1469 2004-11-05 James E Wilson <wilson@specifixinc.com>
1471 * invoke.texi (-fno-guess-branch-probability): Rewrite.
1473 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
1474 1 to UNSPEC_GR_SPILL.
1476 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
1478 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
1479 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
1481 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
1483 * bitmap.h (enum bitmap_bits): Remove.
1484 (bitmap_operation): Remove.
1485 (bitmap_and, bitmap_and_into, bitmap_and_compl,
1486 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1487 bitmap_xor_into): Prototype.
1488 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
1489 (bitmap_operation): Remove.
1490 (bitmap_and, bitmap_and_into, bitmap_and_compl,
1491 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1492 bitmap_xor_into): New.
1493 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
1495 PR tree-optimization/18307
1496 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
1497 and ORIG being the same node.
1499 2004-11-04 Geoffrey Keating <geoffk@apple.com>
1501 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
1502 (install-mkheaders): Install the version built for the
1503 host, not for the build machine.
1504 * configure.ac: Always run fixincludes.
1505 (all_outputs): Remove mkheaders.
1506 * configure: Regenerate.
1507 * fixinc.in: Move to fixincludes/.
1508 * mkfixinc.sh: Likewise.
1509 * mkheaders.in: Likewise.
1510 * README-fixinc: Likewise.
1512 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
1515 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
1516 equivalent on the A4.
1518 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1520 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
1521 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
1522 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
1523 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
1524 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
1525 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
1526 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
1527 doc/trouble.texi: Correct end-of-sentence markup and markup of
1528 "etc.", "e.g." and "i.e.". Use @code in various places where
1531 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1533 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
1534 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
1535 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
1538 2004-11-04 Mark Mitchell <mark@codesourcery.com>
1540 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
1541 * doc/extend.texi: Document "notshared" attribute.
1543 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1545 * tree-phinodes.c (make_phi_node): Make it static.
1546 * tree.h: Remove the prototypes for make_phi_node.
1548 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1550 * stmt.c (expand_asm, expand_asm_operands): Make them static.
1551 * tree.h: Remove the prototypes for expand_asm and
1552 expand_asm_operands.
1554 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1556 * passes.c (rest_of_compilation): Make it static.
1557 * toplev.h: Remove the prototype for rest_of_compilation.
1559 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1561 * jump.c (cleanup_barriers): Use delete_insn instead of
1563 (delete_barrier): Remove.
1564 * rtl.h: Remove the corresponding prototype.
1566 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1568 * expr.c (mostly_zero_p): Make it static.
1569 * tree.h: Remove the prototype for mostly_zeros_p.
1571 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1573 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
1575 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1577 * builtins.c (expand_builtin_return_addr,
1578 expand_builtin_longjmp, expand_builtin_trap): Make them static.
1579 * expr.h: Remove the prototypes for expand_builtin_longjmp and
1580 expand_builtin_trap.
1581 * tree.h: Remove the prototype for expand_builtin_return_addr.
1583 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1585 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
1586 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
1587 with VAL being NULL.
1589 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1591 * cfghooks.c (delete_basic_block): Remove code to truncate
1594 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
1596 * flow.c (init_propagate_block_info): Change the type of i to
1599 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
1601 PR tree-optimization/18184
1602 * c-typeck.c (comptypes): Do not treat pointers of different
1603 modes or alias-all flags as equivalent.
1604 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
1606 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
1608 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
1609 reference specific C parser files in examples.
1611 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
1614 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
1615 as OP_INOUT if the instruction is predicated.
1617 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1619 * bitmap.h: Fix a comment typo. Follow spelling conventions.
1620 * tree-vectorizer.c: Fix a comment typo.
1622 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1624 * sdbout.c (SDB_GENERATE_FAKE): Remove.
1625 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
1626 * system.h: Poison SDB_GENERATE_FAKE.
1627 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
1629 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
1631 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
1633 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1636 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
1639 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
1641 * predict.c (propagate_freq): Make bitno unsigned. Move
1642 npredecessors update out of loop.
1644 * bitmap.h (bitmap_iterator): Remove word_bit and bit
1645 fields. Rename others.
1646 (bmp_iter_common_next_1, bmp_iter_single_next_1,
1647 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
1648 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
1649 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
1650 bmp_iter_and_next): Remove.
1651 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
1652 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
1654 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
1655 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
1657 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
1658 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
1659 bitmap_and_into, bitmap_ior_into as appropriate.
1660 * except.c (remove_eh_handler): Likewise.
1661 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
1662 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1663 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
1664 * tree-ssa-live.h (live_merge_and_clear): Likewise.
1665 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
1668 * bitmap.c (bitmap_print): Make bitno unsigned.
1669 * bt-load.c (clear_btr_from_live_range,
1670 btr_def_live_range): Likewise.
1671 * caller-save.c (save_call_clobbered_regs): Likewise.
1672 * cfganal.c (compute_dominance_frontiers_1): Likewise.
1673 * cfgcleanup.c (thread_jump): Likewise.
1674 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
1675 * conflict.c (conflict_graph_compute): Likewise.
1676 * ddg.c (add_deps_for_use): Likewise.
1677 * df.c (df_refs_update): Likewise.
1678 * except.c (remove_eh_handler): Likewise.
1679 * flow.c (verify_local_live_at_start, update_life_info,
1680 initialize_uninitialized_subregs, propagate_one_insn,
1681 free_propagate_block_info, propagate_block, find_use_as_address,
1682 reg_set_to_hard_reg_set): Likewise.
1683 * gcse.c (clear_modify_mem_tables): Likewise.
1684 * global.c (global_conflicts, build_insn_chain): Likewise.
1685 * ifcvt.c (dead_or_predicable): Likewise.
1686 * local-alloc.c (update_equiv_regs): Likewise.
1687 * loop.c (load_mems): Likewise.
1688 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
1690 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
1692 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
1693 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
1694 * sched-rgn.c (propagate_deps
1695 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
1696 * tree-dfa.c (dump_dfa_stats
1697 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
1698 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
1700 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
1701 free_temp_expr_table, find_replaceable_exprs): Likewise.
1702 * tree-sra.c (scan_function, scalarize_parms): Likewise.
1703 * tree-ssa-alias.c (init_alias_info,
1704 compute_points_to_and_addr_escape,
1705 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
1706 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
1707 * tree-ssa-live.c (new_tree_live_info, live_worklist,
1708 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
1709 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
1710 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
1711 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
1712 add_call_read_ops): Likewise.
1713 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
1714 * tree-ssa-live.h (num_var_partitions): Return unsigned.
1716 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
1718 PR tree-optimization/18009
1719 * tree-vectorizer.h (enum dr_alignment_support): New type.
1720 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
1721 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
1722 single data_reference (instead of a varray of references).
1723 * tree-vectorizer.c (new_loop_vec_info): Likewise.
1724 (vect_gen_niters_for_prolog_loop): Likewise.
1725 (vect_update_inits_of_drs): Likewise.
1727 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
1728 vect_enhance_data_refs_alignment.
1729 (vect_do_peeling_for_alignment): Likewise.
1730 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
1731 this functionality used to be in vect_analyze_data_refs_alignment.
1732 Also update DR_MISALIGNMENT due to peeling; this functionality used to
1733 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
1734 (vect_analyze_data_refs_alignment): Decision on whether and by how much
1735 to peel moved to vect_enhance_data_refs_alignment. Call
1736 vect_supportable_dr_alignment.
1738 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
1739 (vect_compute_data_refs_alignment): Return bool. Consider return value
1740 of vect_compute_data_ref_alignment and return true/false accordingly.
1741 (vect_enhance_data_refs_alignment): Consider return value of
1742 vect_compute_data_refs_alignment and return true/false accordingly.
1744 (vect_supportable_dr_alignment): New function.
1745 (vectorizable_store): Call vect_supportable_dr_alignment.
1746 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
1747 support checks moved from here to vect_supportable_dr_alignment.
1749 (vect_transform_loop): Avoid 80 columns overflow.
1751 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1753 * timevar.c (timevar_enable): Change from
1755 (timevar_push): Rename to ...
1756 (timevar_push_1): this and remove the
1758 (timevar_pop): Rename to ...
1759 (timevar_pop_1): this and remove the
1761 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
1762 (timevar_pop): New macro.
1763 (timevar_push): New macro.
1764 (timevar_enable): Declare.
1766 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1768 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
1769 libgcc for shared libraries.
1771 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1773 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
1774 * config/s390/s390.c (s390_split_access_reg): New function.
1775 (regclass_map): Add access registers.
1776 (get_thread_pointer): Use access register instead of UNSPEC_TP.
1777 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
1778 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
1779 (TP_REGNUM): New define.
1780 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1781 REG_ALLOC_ORDER): Add access registers.
1782 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
1783 CANNOT_CHANGE_MODE_CLASS): Support access registers.
1784 (enum reg_class): Add ACCESS_REGS.
1785 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1786 (REG_CLASS_FROM_LETTER): Add 't' constraint.
1787 (REGISTER_NAMES): Add access registers.
1788 * config/s390/s390.md (UNSPEC_TP): Remove.
1789 ("*movdi_64"): Add access register alternatives. Provide splitters
1790 to split DImode access register <-> GPR moves into SImode moves.
1791 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
1792 ("movstrictsi"): Likewise.
1793 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
1794 ("set_tp_64", "set_tp_31"): Likewise.
1795 ("*set_tp"): New insn.
1797 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1799 * tree-phinodes.c (resize_phi_node): Copy only a portion of
1800 the PHI node currently in use.
1802 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1805 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
1808 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
1810 PR tree-optimization/18270
1811 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
1812 abnormal edges, commit all pending stmts on incoming edges.
1814 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1816 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
1817 cause extra costs. Generate canonical RTL.
1819 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
1821 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
1822 (lambda_compute_target_space). Ditto.
1823 * lambda.h (lambda_trans_matrix): Ditto.
1824 (lambda_linear_expression): Ditto.
1825 (lambda_body_vector): Ditto.
1826 (lambda_loopnest): Ditto.
1827 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
1828 update comments, and remove pointless addition of 0.
1829 (linear_transform_loops): Update comments.
1831 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
1833 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
1836 2004-11-03 Jeff Law <law@redhat.com>
1838 * predict.c (struct block_info_def): Kill "tovisit" field.
1839 (propagate_freq): Accept new "tovisit" parameter. Change
1840 read/write access methods for "tovisit" to check the "tovisit"
1841 bitmap instead of a bit in block_info_def.
1842 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
1843 it to propagate_freq.
1845 * stmt.c (expand_case): Speed up code to detect duplicate case
1846 label targets and count unique case label targets.
1848 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1850 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
1852 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1854 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
1856 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1858 * tree-cfg.c (find_taken_edge): Abort if we are given a
1859 statement that is neither COND_EXPR nor SWITCH_EXPR.
1861 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
1863 * fold-const.c (fold): Reassociate also (x - mult) + mult and
1864 (mult - x) + mult. Cast operands of expression after applying
1865 distributive law to the correct types. Apply distributive law
1866 to a * c - b * c for all non-float types.
1868 2004-11-02 Geoffrey Keating <geoffk@apple.com>
1870 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
1871 because we don't want to run them now; instead, set them to
1872 stmp-install-fixproto or stmp-install-fixinc.
1873 * Makefile.in (stmp-install-fixproto): New.
1874 (stmp-install-fixinc): New.
1875 * configure: Regenerate.
1877 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
1879 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
1882 2004-11-02 Ziemowit Laski <zlaski@apple.com>
1884 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
1885 (c_types_compatible_p): Move function definition...
1886 * c-objc-common.c (c_types_compatible_p): ...here.
1887 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
1890 2004-11-02 Steven Bosscher <stevenb@suse.de>
1892 * cfgloop.h (struct loop): Update comment.
1893 * cse.c (cse_main): Remove obsolete comment.
1895 * expr.h (gen_cond_trap): Move prototype under functions provided
1897 (canonicalize_condition, get_condition): Move to...
1898 * rtl.h (canonicalize_condition, get_condition): ...here.
1899 (branch_target_load_optimize): Add comment that this function is
1901 * loop.c (canonicalize_condition, get_condition): Move to...
1902 * rtlanal.c (canonicalize_condition, get_condition): ...here.
1903 * sched-deps.c (get_condition): Rename to sched_get_condition.
1904 (add_dependence): Update this caller.
1906 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1909 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
1910 that the vops get marked for renaming.
1912 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
1914 * config/s390/s390.md ("movcc"): Set type attribute.
1916 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
1918 * tree-phinodes.c (add_phi_arg): Add an assertion that the
1919 edge already exists.
1921 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
1923 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
1924 element that's being removed.
1926 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
1928 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
1929 arguments using PENDING_STMT.
1930 (thread_block): Call copy_phis_to_block after redirecting an
1933 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
1935 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
1936 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
1937 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
1938 (bitmap_ior_and_compl_into): Produce bool.
1939 (bitmap_union_of_diff): Rename to ...
1940 (bitmap_ior_and_compl): ... here. Produce bool.
1941 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
1942 bitmap_operation directly.
1943 (bitmap_union_of_diff): Rename to ...
1944 (bitmap_ior_and_compl): ... here. Return bool, use
1945 bitmap_operation directly.
1946 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
1947 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
1948 * global.c (modify_bb_reg_pav): Likewise.
1950 * bitmap.h (bitmap_equal_p): Return bool.
1951 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
1952 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
1953 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
1954 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
1955 bitmap_intersect_compl_p.
1956 * ifcvt (dead_or_predicable): Likewise.
1958 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
1960 PR rtl-optimization/17104
1961 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
1962 loads in zero_extend.
1964 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
1967 * toplev.c (debug_type_names): Remove "dwarf-1".
1969 2004-11-02 Ben Elliston <bje@au.ibm.com>
1971 * timevar.h (timevar_get): Remove.
1972 * timevar.c (timevar_get): Remove unused function.
1974 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
1976 * doc/include/texinfo.tex: Update from Texinfo CVS.
1978 2004-11-02 Ben Elliston <bje@au.ibm.com>
1980 * cppdefault.h (cpp_SYSROOT): Remove.
1981 * cppdefault.c (cpp_SYSROOT): Likewise.
1983 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
1985 PR tree-optimization/16447
1986 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
1987 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
1988 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
1989 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
1990 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
1991 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
1992 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
1993 (identical_copies_p): New. Return true is two copies are the same.
1994 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
1995 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
1997 (perform_edge_inserts): New. Determine what to do with all stmts that
1998 have been inserted on edges.
1999 (remove_ssa_form): Analyze and commit edges from here.
2001 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
2004 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
2005 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
2006 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2007 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
2009 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
2012 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
2013 parameter declarations.
2015 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
2017 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
2018 (s390_secondary_input_reload_class)
2019 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
2021 (s390_expand_cmpmem): Enable cmpmem implementation.
2022 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
2023 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
2024 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
2025 * config/s390/s390.md ("movcc"): New insn pattern.
2026 * doc/md.texi: Document 'c' constraint for s390.
2028 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
2031 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
2034 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
2036 Fix PR tree-optimization/17672
2037 Fix PR tree-optimization/18168
2039 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
2041 (gcc_tree_to_linear_expression): Add extra to existing constant.
2042 (depth_of_nest): Factor out function used in various places.
2043 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
2045 (find_induction_var_from_exit_cond): Stop guessing, and just
2046 get the right answer :).
2047 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
2048 Print out message about result of attempt to create perfect nest.
2049 (lbv_to_gcc_expression): Add type argument, use it to do math
2050 and induction variable creation.
2051 (lle_to_gcc_expression): Ditto.
2052 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
2053 oldiv. Pass type argument to lle_to_gcc_expression and
2054 lbv_to_gcc_expression.
2055 Reset number of iterations after transformation.
2056 (perfect_nestify): Remove useless pre-allocation, and cleanup
2059 * tree-data-ref.c (build_classic_dist_vector): Return false for
2060 dependences completely outside of the loop nest we asked about.
2061 (build_classic_dir_vector): Ditto.
2062 (compute_data_dependences_for_loop): Only add dependence relations
2063 inside the loop we asked about.
2065 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
2066 Compute immediate uses.
2068 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
2070 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2072 * tree-cfg.c (thread_jumps): Fix a comment typo.
2074 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2076 * tree-cfg.c (thread_jumps): Fix a comment typo.
2078 2004-10-31 Nicolas Pitre <nico@cam.org>
2080 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
2081 values smaller than 2^32.
2083 2004-10-31 Jeff Law <law@redhat.com>
2085 * cfgloop.h (struct loop): Remove unused "nodes" field.
2086 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
2087 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
2088 instead of calling flow_bb_inside_loop_p for every basic block
2090 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
2092 2004-10-31 Graham Stott <graham.stott@btinternet.com>
2094 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
2095 INT_5_BITS instead of VAL_5_BITS_P.
2097 2004-10-31 Roger Sayle <roger@eyesopen.com>
2100 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
2101 for consistent quoting in diagnostic messages.
2102 (expand_call_inline): Likewise.
2103 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2104 * tree-ssa.c (warn_uninitialized_var): Likewise.
2105 (warn_uninitialized_phi): Likewise.
2107 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
2109 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
2112 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
2114 * c-common.c: Fix a comment typo.
2116 2004-10-31 Jason Merrill <jason@redhat.com>
2119 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
2120 aggregate types that are not BLKmode.
2122 2004-10-30 Ziemowit Laski <zlaski@apple.com>
2124 * c-common.h (objc_lookup_ivar): Add second parameter to
2126 * c-typeck.c (build_external_ref): After looking up symbol,
2127 pass it to objc_lookup_ivar() to decide whether it or the
2128 ivar should be used, rather than deciding the issue locally.
2129 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
2130 which is simply returned in the non-ObjC case.
2132 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
2134 * sdbout.c (sdbout_symbol): Do not output type .def statements
2137 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
2139 * c-common.c (catenate_strings): New.
2140 (c_parse_error): Use it. Don't over-escape.
2142 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2144 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
2145 modify the for loop expressions for it. Remove unnecessary casts.
2146 (sh_expand_prologue): Declare reg as unsigned.
2147 (sh_gimplify_va_arg_expr): Initinalize lab_over.
2148 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
2150 2004-10-30 Geoffrey Keating <geoffk@apple.com>
2152 * doc/invoke.texi (Darwin Options): Improve description of
2153 how the subtype is chosen.
2155 2004-10-30 Roger Sayle <roger@eyesopen.com>
2158 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
2159 the stack adjustment, "size", is valid for Pmode. If the stack
2160 frame is too large, generate a trap insn and issue a warning.
2162 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2164 * tree-ssa-dom.c: Fix comment typos.
2166 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2168 * config/sh/sh.c (prepare_move_operands): Use operands[0]
2169 for the output rtl if no_new_pseudos is set. Remove redundant
2172 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
2175 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
2176 determining whether to copy parameter types from a previous
2177 prototype declaration.
2179 2004-10-29 Roger Sayle <roger@eyesopen.com>
2181 PR rtl-optimization/17581
2182 * cselib.c (cselib_process_insn): The last instruction of a libcall
2183 block, with the REG_RETVAL note, should be considered in the libcall.
2184 * gcse.c (do_local_cprop): Allow constants to be propagated outside
2186 (adjust_libcall_notes): Use simplify_replace_rtx instead of
2187 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
2189 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2191 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
2193 2004-10-29 Jeff Law <law@redhat.com>
2195 * tree-ssa-dom.c (struct edge_info): New structure holding
2196 edge equivalences and edge redirection information.
2197 (get_eq_expr_value, record_dominating_conditions): Kill.
2198 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
2199 Call record_edge_info.
2200 (allocate_edge_info, free_edge_info): New.
2201 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
2202 rather than cprop_into_phis. Free all edge infos before threading
2204 (thread_across_edge): Allocate new edge info structures as needed
2205 and store the redirection target into the edge info structure
2206 instead of the edge's AUX field.
2207 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
2208 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
2209 Revamp code which finds and records equivalences associated with
2210 edges to use saved data in the edge_info structure.
2211 (record_equivalencs_from_phis): Similarly.
2212 (dom_opt_finalize_block): Revamp code which finds and records
2213 equivalences associated with edges to use saved data in the
2214 edge_info structure.
2215 (build_and_record_new_cond): New function.
2216 (record_conditions): Use build_and_record_new_cond to record
2217 dominating conditions.
2218 (record_edge_info): New function.
2219 (record_range): Tighten test for conditions which create
2220 useful range records.
2222 2004-10-29 Geoffrey Keating <geoffk@apple.com>
2224 * config/i386/darwin.h (ASM_SPEC): Simplify.
2225 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2226 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
2227 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2228 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
2229 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
2230 in all cases. Pass the right -arch or -arch_only based on -mcpu.
2231 (ASM_SPEC): Handle -force_cpusubtype_ALL.
2232 * doc/invoke.texi (Darwin Options): Improve documentation for
2233 Darwin linker (and libtool) switches.
2235 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
2237 2004-10-29 Stan Shebs <shebs@apple.com>
2239 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
2241 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2243 * tree-phinodes.c (allocate_phi_node): New.
2244 (make_phi_node, resize_phi_node): Use it.
2246 2004-10-29 David Edelsohn <edelsohn@gnu.org>
2248 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
2249 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
2251 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2253 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
2255 * tree.h (tree_phi_node): Tell the garbage collector to chase
2258 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
2260 * opts.c (decode_options): Lower the crossjump threshold for -Os.
2262 2004-10-29 Diego Novillo <dnovillo@redhat.com>
2264 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
2266 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
2268 * bitmap.h (bitmap_empty_p): New.
2269 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2270 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
2271 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
2273 (bitmap_ior_and_compl): Rename to ...
2274 (bitmap_ior_and_compl_into): ... here.
2275 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
2276 (bitmap_ior_and_compl): Rename to ...
2277 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
2279 (bitmap_union_of_diff): Use renamed bitmap functions.
2280 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
2281 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
2282 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2283 * df.c (df_bb_rd_local_compute)
2284 * flow.c (calculate_global_regs_live,
2285 init_propagate_block_info): Likewise.
2286 * ifcvt.c (find_if_case_1, find_if_case_2,
2287 dead_or_predicable): Likewise.
2288 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
2289 reset_conflicts, conflicts_between_webs): Likewise.
2290 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
2291 detect_web_parts_to_rebuild): Likewise.
2292 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
2293 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
2294 * tree-sra.c (decide_instantiations): Likewise.
2295 * tree-ssa-alias.c (create_name_tags,
2296 merge_pointed_to_info): Likewise.
2297 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2298 * tree-ssa-loop-im.c (move_computations): Likewise.
2299 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
2300 * tree-ssa-pre.c (fini_pre): Likewise.
2301 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
2302 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
2303 * tree-vectorizer.c (vectorize_loops): Likewise.
2305 2004-10-29 Nick Clifton <nickc@redhat.com>
2307 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
2308 adding the PIC register to the fixed_regs array, also add it
2309 to the call_used_regs array.
2311 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2313 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
2314 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
2316 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
2318 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
2319 (rewrite_blocks): Modify argument, and use it to decide which
2321 (rewrite_def_def_chains): Call rewrite_blocks with true here.
2322 (rewrite_into_ssa): and call it with false here.
2324 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2326 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
2327 triggers into gcc_assert.
2329 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2331 PR tree-optimization/16728
2332 * tree-flow.h (get_ptr_info): Declare.
2333 * tree-ssa-alias.c (get_ptr_info): Make extern.
2334 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
2337 2004-10-28 Stan Shebs <shebs@apple.com>
2339 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
2340 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
2343 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
2345 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
2346 prevent their later unnecessary registration.
2347 (mf_build_check_statement_for): Remove "addr" argument, and
2348 related "__mf_value" generated code. Update callers.
2349 (mf_decl_eligible_p): New function, factored from mx_register_decls.
2350 (mx_register_decls): Call it.
2351 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
2352 to restore support for complex nested expressions.
2353 (mudflap_enqueue_decl): Simplify. Move registration call emission
2355 (mudflap_finish_file): ... to here.
2356 (mudflap_enqueue_constant): Remove dump code.
2358 2004-10-28 Zack Weinberg <zack@codesourcery.com>
2361 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
2362 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
2363 (dbxout_finish_complex_stabs): Update to match.
2364 (dbxout_symbol_location): Call emit_pending_bincls_if_required
2365 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
2366 dbxout_begin_complex_stabs_noforcetext.
2367 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
2368 N_GSYM, using new SYM parameter. Correct logic for special
2371 * varasm.c (function_section): If DECL is NULL_TREE, don't try
2372 to do anything else. Do not call get_insns if cfun or
2373 cfun->emit are NULL.
2375 2004-10-28 Adam Nemet <anemet@lnxw.com>
2378 * c-typeck.c (c_mark_addressable): Issue error if address of a
2379 register variable is taken. Use "%qD" to print DECL_NAME.
2381 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2383 * opts.c (decode_options): Don't run PRE at -Os.
2385 2004-10-28 Richard Henderson <rth@redhat.com>
2387 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
2388 zero in the conditional.
2389 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
2391 2004-10-28 Richard Henderson <rth@redhat.com>
2393 * cse.c (memory_extend_rtx): Remove.
2394 (cse_main): Don't set it.
2395 (cse_insn): Use a local buffer instead.
2397 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2399 * profile.c (branch_prob): Call to init_edge_profiler added.
2400 * rtl-profile.c (rtl_init_edge_profiler): New function.
2401 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
2402 call to safe_insert_insn_on_edge.
2403 (rtl_profile_hooks): rtl_init_edge_profiler added.
2404 * tree-profile.c (tree_init_edge_profiler): New function.
2405 (tree_profile_hooks): tree_init_edge_profiler added.
2406 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
2408 2004-10-28 Nick Clifton <nickc@redhat.com>
2410 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
2411 emit_jump_insn() to generate the return instruction.
2413 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2415 * tree-phinodes.c: Remove trailing whitespace.
2417 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2419 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2420 * doc/invoke.texi: Fix a typo.
2422 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2424 * Makefile.in (OBJS-common): Remove duplicates.
2426 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2428 * lambda-code.c (nestify_update_pending_stmts): Remove.
2429 (perfect_nestify): Use flush_pending_stmts instead of
2430 nestify_update_pending_stmts.
2431 * tree-cfg.c (tree_make_forwarder_block): Use
2432 flush_pending_stmts.
2433 * tree-flow.h: Add a prototype for flush_pending_stmts.
2434 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
2435 Use flush_pending_stmts.
2436 (lv_update_pending_stmts): Remove.
2437 (tree_ssa_loop_version): Use flush_pending_stmts instead of
2438 lv_update_pending_stmts.
2439 * tree-ssa.c (flush_pending_stmts): New.
2441 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
2444 * final.c (alter_subreg): Compute correct offset to use with
2445 paradoxical SUBREGs of memory operands.
2446 * recog.c (general_operand): Allow paradoxical SUBREGs of
2447 memory operands after reload.
2448 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
2449 has failed when passed a hard register.
2451 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
2453 * function.c (assign_parm_setup_block): Handle parallels correctly.
2455 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2457 * final.c (shorten_branches): Initialize flags structure.
2459 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
2461 * tree.c (int_cst_node, int_cst_hash_table): New variables.
2462 (init_ttree): Initialize them.
2463 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
2464 (build_int_cst_wide): Use hash table for oversized integers.
2466 2004-10-28 Nick Clifton <nickc@redhat.com>
2468 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
2471 2004-10-27 Richard Henderson <rth@redhat.com>
2474 * expr.c (emit_group_load): Don't go force temporary for memory
2476 (emit_group_store): Similarly.
2478 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
2481 * common.opt (--param): Fix spelling of parameter.
2483 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
2486 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
2487 Don't fold statement.
2488 <case ASM_EXPR>: Fold the statement.
2490 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2492 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2493 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
2495 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
2497 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
2498 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
2499 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2500 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
2502 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
2504 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
2505 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
2506 punctuation outside quotes.
2508 2004-10-27 David Mosberger <davidm@hpl.hp.com>
2509 James E Wilson <wilson@specifixinc.com>
2512 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
2513 sibcall alloc instruction.
2514 (process_set): Handle sibcall alloc instruction.
2516 2004-10-27 Geoffrey Keating <geoffk@apple.com>
2518 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
2519 SUBTARGET_ATTRIBUTE_TABLE.
2520 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
2521 (SUBTARGET_ATTRIBUTE_TABLE): Define.
2522 * config/darwin.c (darwin_handle_weak_import_attribute): New.
2523 (HAVE_DEAD_STRIP): Delete.
2524 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
2525 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
2528 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
2530 * config/darwin.h (GTHREAD_USE_WEAK): Define.
2532 2004-10-28 Ben Elliston <bje@au.ibm.com>
2534 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
2535 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
2536 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
2537 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
2538 * tree-sra.c: Include "params.h".
2539 (decide_block_copy): Use new parameters.
2540 * doc/invoke.texi (Optimize Options): Document new SRA pass
2541 parameters sra-max-structure-size and sra-field-structure-ratio.
2543 2004-10-27 Nicolas Pitre <nico@cam.org>
2545 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
2547 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
2549 PR tree-optimization/18048
2550 * fold-const.c (try_move_mult_to_index): New function.
2551 (fold): Use try_move_mult_to_index.
2552 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
2553 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
2554 an all-ones unsigned constant without extra bits.
2555 * tree.c (build_low_bits_mask): New function.
2556 * tree.h (build_low_bits_mask): Declare.
2558 2004-10-27 David Edelsohn <edelsohn@gnu.org>
2561 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
2567 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2569 * tree-cfg.c (thread_jumps): Speed up by reordering the two
2570 conditions for entering basic blocks into worklist.
2572 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2574 * tree-cfg.c (thread_jumps): Speed up by pretending to have
2575 ENTRY_BLOCK_PTR in worklist.
2577 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2579 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2580 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
2582 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
2584 Fix PR tree-optimization/17133
2586 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
2589 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
2590 (get_v_must_def_result_ptr): Modify for new structure of
2592 (get_v_must_def_kill_ptr): New.
2593 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
2594 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2595 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2596 (op_iter_init): Initialize new mustu members.
2597 (op_iter_next_mustdef): New function.
2598 (op_iter_init_mustdef): Ditto.
2600 * tree-flow.h (rewrite_def_def_chains): New function.
2602 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
2603 (ssa_mark_def_sites): Ditto.
2604 (rewrite_stmt): Ditto.
2605 (ssa_rewrite_stmt): Ditto.
2606 (rewrite_blocks): Factor out from rewrite_into_ssa.
2607 (mark_def_block_sites): Ditto.
2608 (rewrite_def_def_chains): New function, just rewrites def-def
2609 chains without phi node insertion.
2611 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
2613 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
2615 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
2616 they include the rhs now.
2618 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
2621 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
2623 (mark_really_necessary_kill_operand_phis): New function.
2624 (perform_tree_ssa_dce): Call it.
2625 (pass_dce): Add TODO_fix_def_def_chains.
2626 (pass_cd_dce): Ditto.
2628 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
2630 (rewrite_mem_refs): Ditto.
2632 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
2635 * tree-ssa-operands.c (allocate_v_may_def_optype):
2636 v_may_def_operand_type_t became v_def_use_operand_type_t.
2637 (allocate_v_must_def_optype) Ditto.
2638 (finalize_ssa_v_must_defs): Update for new operand type, as well
2639 as setting the use portion as well.
2640 (copy_virtual_operands): Copy the kill operand as well.
2641 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
2644 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
2645 v_def_use_operand_type.
2646 (v_must_def_optype_d): Use v_def_use_operand_type.
2647 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
2648 (V_MUST_DEF_KILL_*): New macros.
2649 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
2651 Rename existing must_i and num_v_must members to mustd_i and
2653 (SSA_OP_VMUSTDEFKILL): New flag.
2654 (SSA_OP_VIRTUAL_KILLS): New flag.
2655 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
2656 (SSA_OP_ALL_KILLS): New flag.
2657 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
2659 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
2661 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
2662 became V_MUST_DEF_RESULT.
2663 (rename_variables_in_bb): Rename kill pointer as well.
2665 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
2668 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
2670 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
2671 the block that needs it.
2673 2004-10-27 Zack Weinberg <zack@codesourcery.com>
2675 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
2678 2004-10-27 Zack Weinberg <zack@codesourcery.com>
2680 * c-lex.c (cb_def_pragma): Clean up code for making location
2681 palatable to diagnostic.c.
2683 2004-10-27 Steven Bosscher <stevenb@suse.de>
2685 PR tree-optimization/17757
2686 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
2687 without any PHI arguments left. Make sure the argument that
2688 we're supposed to remove exists at all.
2690 2004-10-27 Paul Brook <paul@codesourcery.com>
2692 * configure.ac: Don't test for [build] __cxa_atexit when building a
2694 * configure: Regenerate.
2696 2004-10-27 Paul Brook <paul@codeosurcery.com>
2698 * configure.ac: Use build_exeext not host_exeext when lookin for
2700 * configure: Regenerate.
2702 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
2704 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
2706 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
2707 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
2710 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
2711 to match -fprofile-use.
2713 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2715 * config/rs6000/rs6000.c: Fix a comment typo.
2717 2004-10-27 Zack Weinberg <zack@codesourcery.com>
2719 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
2722 2004-10-27 Andreas Schwab <schwab@suse.de>
2724 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
2726 (default_stabs_asm_out_constructor): Likewise.
2728 2004-10-26 Geoffrey Keating <geoffk@apple.com>
2730 * builtins.c (fold_builtin_unordered_cmp): Always bring both
2731 operands to the same type.
2733 2004-10-26 James E Wilson <wilson@specifixinc.com>
2736 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
2738 2004-10-26 Zack Weinberg <zack@codesourcery.com>
2740 * dbxout.c: Include obstack.h.
2741 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
2743 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
2744 Default-define here.
2745 (DBX_CONTIN_LENGTH): Move definition with others.
2746 (DBX_FINISH_STABS): New target macro.
2747 (current_sym_code, current_sym_value, current_sym_addr)
2748 (current_sym_nchars, CHARS, dbxout_continue)
2749 (print_int_cst_octal, print_octal, print_wide_int)
2750 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
2751 (stabstr_ob, stabstr_last_contin_point): New variables.
2752 (NUMBER_FMT_LOOP): New improper macro.
2753 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
2754 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
2755 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
2756 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
2757 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
2758 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
2759 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
2760 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
2761 New functions and/or proper function-like macros.
2762 (CONTIN): Use stabstr_continue, unconditionally.
2763 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
2764 (dbxout_init): Initialize stabstr_ob. Check
2765 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
2766 if it was used. Use the new interfaces.
2767 (dbxout_source_file): Remove file argument; always write to
2768 asm_out_file. Use the new interfaces.
2769 (dbxout_type_method_1): Remove second argument which is always
2770 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
2771 (dbxout_type_methods): Remove write-only variables. Use the
2773 (dbxout_parms): Refactor to remove code duplicated in each of
2774 several successive if-else-if blocks. Use the new interfaces.
2775 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
2776 (dbxout_source_line, dbxout_finish, dbxout_type_index)
2777 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
2778 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
2779 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
2780 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
2781 Use the new interfaces.
2782 * Makefile.in (dbxout.o): Update dependencies.
2784 * defaults.h: Don't define ASM_STABD_OP.
2785 * output.h: Prototype new dbxout_* interfaces.
2786 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
2787 * varasm.c: Don't define ASM_STABS_OP.
2788 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
2789 Use the new dbxout.c interfaces. Call sorry if neither
2790 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
2792 * xcoffout.h: Don't define ASM_STABS_OP.
2793 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
2794 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
2795 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
2796 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
2797 do { ... } while (0) idiom.
2799 * config/alpha/alpha.c (num_source_filenames): Export.
2800 * config/alpha/alpha.h (num_source_filenames): Declare.
2801 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2802 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
2803 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2804 Always use .debugsym. Update commentary.
2805 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2806 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
2807 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
2809 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
2810 (macho_branch_islands): Use new interfaces.
2812 * doc/tm.texi: Update.
2814 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2816 * expr.c (emit_group_store): Do not treat floats as BLKmode.
2817 (emit_group_load): Same.
2819 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
2821 * c-parse.in (datadef): Use pedwarn rather than error and warning
2822 for diagnostic in case of no declaration specifiers.
2824 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
2827 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
2828 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
2829 can be used to work around this.
2831 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2833 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
2836 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
2838 * stmt.c (expand_case): Update a comment.
2840 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
2842 * stmt.c (expand_case): Put an assertion that index_expr is
2843 never INTEGER_CST. Don't special case for constant
2846 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
2849 * c-parse.in (designator): Finish with a semi-colon.
2851 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
2853 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
2856 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
2858 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
2859 a default case only.
2861 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2863 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
2865 (spe_build_register_parallel): New.
2866 (rs6000_spe_function_arg): Handle e500 doubles.
2867 (function_arg): Same.
2868 (spe_func_has_64bit_regs_p): Same.
2869 (rs6000_function_value): Same.
2870 (rs6000_libcall_value): Same.
2871 (legitimate_lo_sum_address_p): Return false for e500 doubles.
2873 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
2875 (DATA_ALIGNMENT): Same.
2876 (CANNOT_CHANGE_MODE_CLASS): Same.
2878 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2880 * expr.c (emit_group_load): Handle floats.
2881 (emit_group_store): Same.
2883 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
2885 * c-lex.c (get_nonpadding_token): Remove.
2886 (c_lex_with_flags): Push timevar and eat padding here. Improve
2887 stray token diagnostic.
2888 (lex_string): Replace logic with switch statement, eat padding
2891 2004-10-26 Geoffrey Keating <geoffk@apple.com>
2894 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
2896 2004-10-25 Geoffrey Keating <geoffk@apple.com>
2898 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
2900 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
2901 (ASM_MAKE_LABEL_LINKONCE): Delete.
2902 (ASM_WEAKEN_DECL): New.
2903 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
2904 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2905 (TEXT_SECTION_ASM_OP): Add a tab.
2906 (DATA_SECTION_ASM_OP): Likewise.
2907 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
2908 data_section on every section change.
2909 (EXTRA_SECTIONS): Add a bunch of new extra sections.
2910 (EXTRA_SECTION_FUNCTIONS): Likewise.
2911 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2912 (JCR_SECTION_NAME): Define.
2913 (TARGET_SECTION_TYPE_FLAGS): Don't define.
2914 * config/darwin.c (darwin_encode_section_info): A symbol is defined
2915 in this file if it is not weak.
2916 (textcoal_section): Delete.
2917 (datacoal_section): Delete.
2918 (darwin_make_decl_one_only): Delete.
2919 (machopic_select_section): Handle functions.
2920 (darwin_asm_named_section): Add a tab.
2921 (darwin_section_type_flags): Delete.
2922 (darwin_unique_section): Delete contents.
2923 (darwin_emit_unwind_label): Add a tab. Make decls weak if
2925 * config/darwin-protos.h (darwin_section_type_flags): Delete.
2926 (darwin_make_decl_one_only): Delete.
2927 (text_coal_section): New.
2928 (text_unlikely_section): New.
2929 (text_unlikely_coal_section): New.
2930 (const_coal_section): New.
2931 (data_coal_section): New.
2932 (const_data_coal_section): New.
2933 * varasm.c (function_section): Honour
2934 USE_SELECT_SECTION_FOR_FUNCTIONS.
2935 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
2936 TARGET_USES_WEAK_UNWIND_INFO is in effect.
2937 * dbxout.c (dbxout_source_file): Don't change sections while
2938 a function is being output.
2940 2004-10-25 David Ayers <d.ayers@inode.at>
2942 * c-common.h: Remove RID_ID.
2943 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
2944 (typespec_reserved_attr): Add rule for TYPENAME
2945 non_empty_protocolrefs.
2946 (yylexname): Remove special handling of RID_ID.
2948 2004-10-25 James E Wilson <wilson@specifixinc.com>
2950 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
2952 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
2955 * c-parse.in (array_designator): New.
2956 (designator): Use it.
2957 (initelt): Only permit array_designator without '=', not ".foo".
2959 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
2960 * gcc/Makefile.in: removed ggc for cgraphunit.
2961 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
2962 * gcc/cgraph.h: removed static var analysis data structures and calls.
2964 cgraph_mark_local_and_external_functions:changed name to
2965 cgraph_mark_local_functions
2966 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
2967 cgraph_reset_static_var_maps,get_global_static_vars_info,
2968 get_global_statics_not_read,get_global_statics_not_written,searchc,
2969 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
2970 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
2971 scan_for_static_refs,cgraph_characterize_statics_local,
2972 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
2974 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
2975 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
2977 * gcc/tree-flow.h static_vars_info: removed
2978 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
2979 removed calls to static vars analysis.
2980 get_call_expr_operands: removed callee variable.
2982 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
2984 * cfg.c (unchecked_make_edge, redirect_edge_succ,
2985 redirect_edge_pred): Use VEC_safe_push instead of
2987 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2989 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
2991 * cfgloopmanip.c (loopify): Take two more arguments true_edge
2993 * cfgloop.h: Adjust the corresponding prototype.
2994 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
2995 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
2997 2004-10-25 Jakub Jelinek <jakub@redhat.com>
2999 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
3000 DECL_INCOMING_RTL is NULL.
3002 2004-10-25 Steven Bosscher <stevenb@suse.de>
3004 * timevar.def (TV_FIND_REFERENCED_VARS): New.
3005 * tree-dfa.c (pass_referenced_var): Use it.
3007 2004-10-25 Roger Sayle <roger@eyesopen.com>
3008 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3010 * cse.c: Change encoding of quantity numbers to avoid undefined
3011 pointer arithmetic on qty_table.
3012 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
3013 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
3014 (new_basic_block): Assign "real" quantity numbers from zero.
3015 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
3016 REG_QTY to its unique negative value.
3017 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
3018 (cse_main): Don't include max_reg when determining max_qty.
3019 (cse_basic_block): Avoid subtracting a large offset from qty_table,
3020 which causes undefined C99 behaviour. Only allocate needed memory.
3022 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3024 * stmt.c (expand_case): Remove an obsolete comment.
3026 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
3029 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
3030 layout_type as it is already done by build_array_type.
3031 * tree.c (build_array_type): Layout the type even
3033 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3035 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
3037 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3039 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
3040 with wider-than-32-bit HOST_WIDE_INTs.
3042 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
3044 * config/mips/mips.c(mips_output_filename): Remove unused
3045 array ltext_label_name
3047 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
3049 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
3051 2004-10-25 Ben Elliston <bje@au.ibm.com>
3053 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
3055 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3057 * predict.c (predict_loops): Call scev_finalize instead of
3060 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3062 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
3063 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
3064 config/sh/ushmedia.h, config/sparc/elf.h,
3065 config/sparc/sp64-elf.h: Update copyright.
3067 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3069 * stmt.c (expand_case): Handle the default label outside of
3070 the for loop. Remove code to handle a missing default label.
3072 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
3074 * dbxout.c (dbxout_function_decl): Don't use
3075 DBX_OUTPUT_FUNCTION_END.
3076 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
3077 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
3079 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3082 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
3084 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
3086 * tree-ssa-dom.c (record_equality): Use loop depth to determine
3087 which way to record the equality as well.
3088 (loop_depth_of_name): New function.
3090 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3093 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
3094 through the operand if it is a useless type conversion.
3096 2004-10-23 Ben Elliston <bje@au.ibm.com>
3098 * cfg.c (remove_edge): Use VEC_unordered_remove.
3099 (redirect_edge_succ): Likewise.
3100 (redirect_edge_pred): Likewise.
3101 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3103 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3105 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
3108 2004-10-22 Eric Christopher <echristo@redhat.com>
3110 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
3113 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
3115 * config/rs6000/spe.md (spe_extendsfdf2): New.
3116 (movdf_e500_double): New.
3117 (spe_truncdfsf2): New.
3124 (spe_floatsidf2): New.
3125 (spe_floatunssidf2): New.
3126 (fix_truncdfsi2): New.
3127 (spe_fixuns_truncdfsi2): New.
3129 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
3130 (fpr_truncdfsf2): New.
3131 (negdf2): Change to expander.
3133 (fpr_nabsdf2): Name pattern.
3134 (adddf3): Change to expander.
3136 (subdf3): Change to expander.
3138 (muldf3): Change to expander.
3140 (divdf3): Change to expander.
3142 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
3143 (cmpdf): Allow for TARGET_E500_DOUBLE.
3145 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3147 * c-semantics.c (re_push_stmt_list): Remove.
3148 * c-common.h: Remove the corresponding prototype.
3150 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3152 * stmt.c (asm_op_is_mem_input): Remove.
3153 * tree.h: Remove the corresponding prototype.
3155 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3157 * tree-gimple.c (is_gimple_constructor_elt): Remove.
3158 * tree-gimple.h: Remove the corresponding prototype.
3160 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3162 * varasm.c (get_pool_mode_for_function, get_pool_offset):
3164 * rtl.h: Remove the corresponding prototypes.
3166 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3168 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
3169 edge information when we commit ourselves to threading a
3172 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3174 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
3175 into worklist instead of their indexes.
3177 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3179 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
3180 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
3181 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
3182 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
3183 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
3184 tree-scalar-evolution.c, tree-ssa-dom.c,
3185 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
3186 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
3187 tree-vectorizer.c, vec.h: Fix comment formatting.
3189 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3191 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
3192 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
3194 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3196 * config/ptx4.h, config/mcore/mcore-pe.h,
3197 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
3199 2004-10-22 Peter Barada <peter@the-baradas.com>
3201 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
3202 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
3203 renaming of non-live registers in interrupt functions.
3204 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
3206 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
3208 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
3209 Use integer for loop counter.
3210 (num_ending_zeros): New function.
3211 (number_of_iterations_cond): Use num_ending_zeros.
3213 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
3215 * config.gcc: Add support for --enable-e500_double.
3217 * config/rs6000/e500-double.h: New file.
3219 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
3222 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
3225 * config/rs6000/linuxspe.h: Same.
3227 * doc/invoke.texi (Option Summary): Document new options for
3229 (RS/6000 and PowerPC Options): Same.
3231 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
3233 (rs6000_override_options): Use it. Use
3234 SUB3TARGET_OVERRIDE_OPTIONS.
3235 Add 8548 to processor_target_table.
3236 (rs6000_legitimate_address): Handle e500 doubles.
3237 (rs6000_legitimize_address): Same.
3238 (rs6000_legitimize_reload_address): Same.
3239 (rs6000_hard_regno_nregs): Same.
3240 (spe_func_has_64bit_regs_p): Same.
3241 (emit_frame_save): Same.
3242 (gen_frame_mem_offset): Same.
3243 (rs6000_dwarf_register_span): Same.
3244 (rs6000_generate_compare): Same.
3245 (easy_fp_constant): Same.
3246 (legitimate_offset_address_p): Same.
3248 * config/rs6000/spe.md: (cmdfeq_gpr): New.
3257 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3259 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
3261 2004-10-21 Zack Weinberg <zack@codesourcery.com>
3263 * dbxout.c: Remove unnecessary #undefs.
3264 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
3265 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
3266 definition into use sites.
3267 (cwd): Make local to dbxout_init.
3268 (dbxout_init): Restructure cwd-using logic for clarity. Use
3270 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
3271 STABS_GCC_MARKER folded in here.
3272 * system.h: Poison now-unused macros.
3273 * doc/tm.texi: Remove documentation of now-unused macros.
3275 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3278 * c-opts.c (push_command_line_include): Use the current file
3279 name instead of the main one.
3281 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3284 * tree.c (staticp): A CONST_DECL has static storage if either
3285 TREE_STATIC or DECL_EXTERNAL is set.
3286 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
3289 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3291 * expr.c (store_expr): Remove dont_store_target.
3293 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3295 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
3297 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3299 * tree-cfg.c (thread_jumps): Move a part of it to ...
3300 (thread_jumps_from_bb): ... here.
3302 2004-10-21 David Edelsohn <edelsohn@gnu.org>
3304 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
3305 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
3307 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3309 * expr.c (store_expr): Clean up by renaming want_value to
3312 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3314 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
3317 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
3320 * expmed.c (store_bit_field): Pass original 'value' before
3323 2004-10-21 Nicolas Pitre <nico@cam.org>
3325 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
3326 * config/arm/ieee754-df.S: Ditto.
3328 2004-10-20 Zack Weinberg <zack@codesourcery.com>
3330 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
3331 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
3333 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
3334 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
3335 an internal label and an N_SLINE .stabn whose value is the
3336 difference between that label and the function entry label.
3337 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
3338 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
3339 label and an N_SO stab with an empty string referring to it.
3340 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
3341 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
3342 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
3343 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
3344 macro is never defined.
3345 * sdbout.c (sdbout_source_line_counter): Delete.
3346 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
3347 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
3349 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
3351 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
3352 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
3353 definitions (identical to default).
3354 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3355 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
3356 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
3357 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
3358 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3359 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
3360 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
3361 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
3362 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
3363 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
3364 (sym_lineno): Delete.
3365 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
3366 now-unused variable.
3367 (alpha_output_lineno): Delete.
3368 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
3369 * config/mips/mips.c (mips_output_filename): Don't use
3370 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
3371 (mips_output_lineno): Delete.
3372 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
3373 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
3374 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
3375 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
3376 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
3377 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
3378 * config/mmix/mmix.h: Likewise.
3379 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
3380 * config/mmix/mmix-protos.h: Don't prototype it.
3381 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
3382 no need to #undef ASM_OUTPUT_SOURCE_LINE.
3383 * config/arm/aout.h: Remove RISCiX-specific definition of
3384 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
3385 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
3386 ASM_OUTPUT_SOURCE_LINE.
3387 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
3388 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
3389 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
3391 * doc/tm.texi: Update.
3393 2004-10-20 Richard Henderson <rth@redhat.com>
3395 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
3397 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
3399 * configure.ac: Revert my previous patch.
3400 * configure: Regenerate.
3402 2004-10-20 Ben Elliston <bje@au.ibm.com>
3404 * config/rs6000/rs6000.c
3405 (rs6000_va_start): Use build_va_arg_indirect_ref.
3406 (rs6000_gimplify_va_arg): Likewise.
3408 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
3411 * configure.ac: Declare AM_LANGINFO_CODESET.
3412 * aclocal.m4: Define AM_LANGINFO_CODESET.
3413 * configure, config.in: Rebuilt.
3415 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3417 * expr.c (store_expr): Remove code that is run when
3418 want_value & 1 is nonzero.
3420 2004-10-20 Mark Mitchell <mark@codesourcery.com>
3422 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
3423 from function pointer to void *.
3425 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
3428 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
3429 the frame pointer adjustment when exception handling is enabled.
3431 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3433 * stor-layout.c: Fix a comment typo.
3435 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3437 * expr.c (store_field): Remove two arguments value_mode and
3439 (expand_assignment, store_constructor_field,
3440 expand_expr_real_1): Adjust calls to store_field.
3442 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
3444 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
3447 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
3448 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
3449 base and index register for loads.
3451 * config/arc/t-arc: Fix multilib handling.
3453 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
3455 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
3456 don't inspect BLOCK_FOR_INSN for barriers.
3457 * emit-rtl.c (emit_barrier_before): Revert last change.
3458 (emit_barrier_after, emit_barrier): Ditto.
3460 * doc/extend.texi (Extended Asm): Warn and provide example
3461 solution for using a call-clobbered asm register.
3462 (Local Reg Vars): Similar. Cross-reference example.
3464 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
3466 * tree-cfg.c (group_case_labels): Look at the second to last
3467 case statement for combing with the default case.
3469 2004-10-19 Richard Hendeson <rth@redhat.com>
3472 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
3474 2004-10-19 Richard Hendeson <rth@redhat.com>
3476 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
3477 succeeds, only expand the result.
3479 2004-10-19 Richard Hendeson <rth@redhat.com>
3482 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
3485 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3487 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
3490 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3492 * expr.c (expand_assignment): Remove the last argument.
3493 Change the return type to void.
3494 * expr.h: Update the prototype of expand_assignment.
3495 * function.c (assign_parm_setup_reg): Update a call to
3497 * stmt.c (expand_asm_expr): Likewise.
3499 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3501 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
3502 unnecessary assignments to temp. Return const0_rtx.
3504 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3506 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
3508 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
3510 * configure.ac (powerpc-*-darwin*): Require assembler to support
3512 * configure: Regenerate.
3514 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3516 * reload1.c (ior_hard_reg_set): Remove.
3517 (finish_spills): Use IOR_HARD_REG_SET instead of
3520 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3522 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
3523 the currently visited word to right.
3525 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3528 * expmed.c (expand_smod_pow2): Handle modes whose size
3529 is greater than that of HOST_WIDE_INT.
3531 2004-10-18 Ziemowit Laski <zlaski@apple.com>
3533 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
3535 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3536 Roger Sayle <roger@eyesopen.com>
3539 * dojump.c (discard_pending_stack_adjust): New function.
3540 (clear_pending_stack_adjust): Call it.
3541 * expr.h (discard_pending_stack_adjust): Declare it.
3542 * explow.c (emit_stack_save): Emit pending stack adjustments
3543 before saving the stack pointer.
3544 (emit_stack_restore): Discard pending stack adjustments before
3545 restoring the stack pointer.
3547 2004-10-18 Richard Henderson <rth@redhat.com>
3549 * c-common.c (handle_mode_attribute): Allow scalar->vector
3552 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3554 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
3555 value to expand_assignment.
3557 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3559 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
3561 (thread_jumps): Iterate until no new forwarder block arises.
3563 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3565 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
3566 (thread_jumps): Use forwardable as cache of
3567 tree_forwarder_block_p throughout the function.
3569 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
3571 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
3573 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
3577 * tree-cfg.c (remove_bb): If we have a label expression in the
3578 basic block and the label we have taken the address, move the
3579 label expression to the basic block which is previous in the
3581 (tree_verify_flow_info): Fix printing out the label name of the
3582 problematic label expression.
3584 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
3586 PR rtl-optimization/18002
3587 * simplify-rtx.c (mode_signbit_p): Externalize function...
3588 * rtl.h (mode_signbit_p): ... to here.
3589 * combine.c (simplify_shift_const): Recognize PLUS signbit as
3590 canonical form of XOR signbit and move to outer op.
3592 2004-10-18 Diego Novillo <dnovillo@redhat.com>
3594 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
3596 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
3597 Don't call fold_stmt more than once, use bsi_replace.
3599 2004-10-18 Diego Novillo <dnovillo@redhat.com>
3601 PR tree-optimization/17656
3602 * tree-ssa.c (replace_immediate_uses): When replacing a
3603 constant, if the call to fold_stmt produced a different
3604 statement, get an appropriate statement pointer by scanning
3607 2004-10-18 Richard Henderson <rth@redhat.com>
3609 * pointer-set.c (hash1): Don't use libm functions in fallback case.
3611 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
3614 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
3615 (stage1-start): Remove and copy libunwind.a and
3616 libunwind*$(SHLIB_EXT) instead of libunwind*.
3617 (stage2-start): Likewise.
3618 (stage3-start): Likewise.
3619 (stage4-start): Likewise.
3620 (stageprofile-start): Likewise.
3621 (stagefeedback-start): Likewise.
3623 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
3624 the shared library to be created and don't remove the existing
3626 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
3627 * config/i386/t-nwld (SHLIB_LINK): Likewise.
3628 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
3629 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
3630 * config/sh/t-linux (SHLIB_LINK): Likewise.
3631 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
3632 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
3633 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
3634 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3636 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
3639 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3641 * basic-block.h (reg_set_iterator): New.
3642 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
3643 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
3644 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
3645 * caller-save.c (save_call_clobbered_regs): Adjust to the new
3647 * cfgcleanup.c (thread_jump): Likewise.
3648 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3649 * conflict.c (conflict_graph_compute): Likewise.
3650 * flow.c (verify_local_live_at_start, update_life_info,
3651 initialize_uninitialized_subregs, propagate_one_insn,
3652 init_propagate_block_info, free_propagate_block_info,
3653 propagate_block, dump_regset): Likewise.
3654 * global.c (global_conflicts): Likewise.
3655 * graph.c (start_bb): Likewise.
3656 * local-alloc.c (update_equiv_regs): Likewise.
3657 * loop.c (load_mems): Likewise.
3658 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
3659 find_reg, finish_spills): Likewise.
3660 * resource.c (mark_target_live_regs): Likewise.
3661 * sched-deps.c (sched_analyze_insn): Likewise.
3662 * sched-rgn.c (sched-rgn.c): Likewise.
3663 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
3665 2004-10-18 Jakub Jelinek <jakub@redhat.com>
3667 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
3668 operand 1 instead of 2
3670 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3672 * loop-unroll.c: Fix comment typos.
3674 2004-10-18 Revital Eres <eres@il.ibm.com>
3676 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
3677 * loop-unroll.c: Include varray.h.
3678 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
3679 opt_info and expand it to support variable expansion.
3680 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
3681 expand it to support variable expansion.
3682 (pt_info_start_duplication): Rename si_info_start_duplication.
3683 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
3684 to the variable expansion optimization.
3685 (free_opt_info): Rename free_si_info.
3686 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
3687 expand_var_during_unrolling, insert_var_expansion_initialization,
3688 combine_var_copies_in_loop_exit, release_var_copies,
3689 get_expansion): New functions.
3690 (peel_loop_completely, unroll_loop_constant_iterations,
3691 unroll_loop_runtime_iterations, peel_loop_simple,
3692 unroll_loop_stupid): Change uses of struct si_info
3694 and add uses of fvariable-expansion-in-unroller flag.
3695 * params.def: Add parameter to restrict the number of expansions.
3696 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
3697 the number of expansions.
3698 * common.opt: (fvariable-expansion-in-unroller): New flag.
3699 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
3701 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3703 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
3704 __GXX_MERGED_TYPEINFO_NAMES to 0.
3706 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
3708 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
3709 handle barriers in a bb by checking that it points to a NULL bb.
3710 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
3711 (emit_barrier_after, emit_barrier): Ditto.
3713 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
3715 * doc/extend.texi (Attribute Syntax): Clarify details of
3716 attributes on parameters.
3718 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
3720 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
3723 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3726 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3728 * c-typeck.c (default_function_array_conversion): Always create
3729 &a[0] for array types.
3730 (build_unary_op): Do not fold &a[x] into a + x.
3732 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3735 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
3736 block if there is a goto with a locus.
3738 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
3740 * config/elfos.h, config/gofast.h, config/interix.h,
3741 config/netbsd.h, config/svr3.h, config/vxworks.h,
3742 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
3743 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3744 config/alpha/netbsd.h, config/arm/arm-modes.def,
3745 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
3746 config/cris/aout.h, config/frv/frv-modes.def,
3747 config/i386/beos-elf.h, config/i386/gas.h,
3748 config/i386/i386-coff.h, config/i386/i386-modes.def,
3749 config/i386/linux.h, config/i386/linux64.h,
3750 config/i386/mingw32.h, config/i386/netbsd-elf.h,
3751 config/i386/netbsd64.h, config/i386/sco5.h,
3752 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
3753 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
3754 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
3755 config/mips/mips-modes.def, config/mips/sdb.h,
3756 config/mips/vr.h, config/mips/vxworks.h,
3757 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3758 config/pa/pa32-linux.h, config/rs6000/40x.md,
3759 config/rs6000/7450.md, config/rs6000/8540.md,
3760 config/rs6000/linuxspe.h, config/rs6000/power4.md,
3761 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
3762 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
3763 config/s390/s390-modes.def, config/sh/elf.h,
3764 config/sh/sh-modes.def, config/sh/sh64.h,
3765 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
3766 config/stormy16/stormy16.md, config/v850/v850-protos.h,
3767 config/vax/vax.md: Update copyright.
3769 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
3771 * expr.c (expand_expr_real_1): Remove an obsolete comment.
3773 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3775 * c-typeck.c (default_function_array_conversion): Always create
3776 &a[0] for array types.
3777 (build_unary_op): Do not fold &a[x] into a + x.
3779 2004-10-17 Jakub Jelinek <jakub@redhat.com>
3781 * pointer-set.c (hash1): Use integer part of 2^64 / phi
3782 instead 2^32 / phi if long is 64-bit.
3784 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
3786 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
3788 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
3790 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
3791 __ptrextent__, __ptrvalue and __ptrvalue__.
3792 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
3795 2004-10-16 Dale Johannesen <dalej@apple.com>
3797 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
3799 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3801 PR tree-optimization/17766
3802 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
3803 (dom_info_available_p): Declare.
3804 * cfghooks.c (split_block, make_forwarder_block): Use
3805 dom_info_available_p.
3806 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
3807 free_dominance_info, verify_dominators): Ditto.
3808 (dom_info_available_p): New function.
3809 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
3810 (thread_jumps): Use dom_info_available_p.
3811 * tree-complex.c (expand_complex_div_wide): Ditto.
3812 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3814 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3816 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
3817 (find_best_candidate): Take also important candidates into account.
3818 (find_optimal_iv_set): Initialize important_candidates bitmap.
3820 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3822 PR tree-optimization/17560
3823 * predict.c (tree_estimate_probability): Mark irreducible
3826 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3828 PR rtl-optimization/17723
3829 * cfgcleanup.c (merge_memattrs): Handle case when
3830 MEM_SIZE == NULL_RTX.
3832 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
3834 * toplev.c (dump_file_name): Change type to be const.
3836 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
3838 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
3839 non_lvalue to stop something being a null pointer constant.
3841 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
3843 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
3844 available for TARGET_FPRS.
3845 (FUNCTION_VALUE_REGNO_P): Same.
3847 2004-10-15 Geoffrey Keating <geoffk@apple.com>
3849 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
3850 -maltivec in same style as other ISA options.
3852 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
3854 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
3857 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
3859 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
3860 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
3861 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
3862 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
3863 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
3864 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
3865 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
3866 predict.def, predict.h, protoize.c, reload.h, resource.h,
3867 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
3868 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
3869 unwind-sjlj.c, value-prof.h: Update copyright.
3871 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
3873 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
3875 2004-10-15 Diego Novillo <dnovillo@redhat.com>
3877 * tree-optimize.c (execute_one_pass): Stop timer right after
3880 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3883 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3886 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
3887 (remove_useless_stmts_1): Fold trees we know how to fold.
3889 2004-10-14 David Edelsohn <edelsohn@gnu.org>
3891 * configure.ac: Add .machine power4 directive when testing for
3893 * configure: Regenerate.
3895 2004-10-14 Geoffrey Keating <geoffk@apple.com>
3897 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
3899 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3901 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
3904 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
3906 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
3907 for 'f' if !TARGET_FPRS.
3909 2004-10-14 Richard Henderson <rth@redhat.com>
3912 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
3914 2004-10-14 Richard Henderson <rth@redhat.com>
3917 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
3919 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
3920 instaed of current_function_decl non-null.
3922 2004-10-14 Matt Austern <austern@apple.com>
3924 * pointer-set.c: New file, special-purpose hash table.
3925 * pointer-set.h: New file.
3926 * tree.h (struct pointer_set_t): Declare as opaque type.
3927 (tree_walk): Last argument is pointer_set_t* now.
3928 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
3930 (walk_tree): Convert from htab_t to pointer_set_t for keeping
3931 track of which nodes have already been visited.
3932 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
3933 * cgraphunit.c (cgraph_create_edges): Likewise.
3934 (cgraph_characterize_statics_local): Likewise.
3935 * tree-dfa.c (collect_dfa_stats): Likewise.
3936 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
3938 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
3939 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
3940 of walk_subtrees is pointer_set_t* now.
3941 * Makefile.in (OBJS-common): add pointer-set.o
3942 (tree-inline.o): Depends on pointer-set.h
3943 (tree-dfa.o): Likewise
3944 (cgraphunit.o): Likewise
3946 2004-10-14 Geoffrey Keating <geoffk@apple.com>
3948 * config/rs6000/darwin.h (ASM_SPEC): Delete.
3949 (TARGET_ASM_FILE_START): Define.
3950 * config/darwin.h (ASM_SPEC): Define.
3951 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
3952 -mlong-double-128, it's the default. Update comment about reason
3953 for force_cpusubtype_ALL.
3954 * config/rs6000/darwin-vecsave.asm: Supply .machine.
3955 * config/rs6000/darwin-world.asm: Likewise.
3956 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
3957 (symbolic_operand): Delete #if 0ed code.
3959 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3961 * stmt.c (add_case_node): Make sure that we have integer
3962 constant before calling tree_int_cst_compare.
3964 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3968 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
3969 (remove_useless_stmts_1): Fold trees we know how to fold.
3971 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
3973 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
3974 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
3977 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
3979 * reload.c (find_reloads): When reloading a PLUS with constant
3980 operand, make sure the constant is pushed to the constant pool
3982 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
3983 reload bug workaround.
3984 (s390_expand_plus_operand): Likewise.
3986 2004-10-14 David Edelsohn <edelsohn@gnu.org>
3988 * opts.c (common_handle_option): Do not enable
3989 flag_speculative_prefetching for -fprofile-generate/use.
3991 2004-10-14 Devang Patel <dpatel@apple.com>
3994 * tree-if-conv.c (process_phi_nodes): Process latch block.
3995 (combine_blocks): Process latch block and update loop structure.
3997 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
3999 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
4000 (vect_update_ivs_after_vectorizer):
4001 (vect_transform_for_unknown_loop_bound):
4002 (tree_duplicate_loop_to_edge):
4003 (allocate_new_names):
4006 (rename_variables_in_bb):
4008 (rename_variables_in_loop):
4010 (update_phis_for_duplicate_loop):
4011 (update_phi_nodes_for_guard):
4012 (make_loop_iterate_ntimes):
4013 (tree_duplicate_loop_to_edge_cfg):
4015 (vect_analyze_loop_with_symbolic_num_of_iters):
4016 (verify_loop_for_duplication):
4017 (vect_gen_niters_for_prolog_loop):
4018 (vect_update_niters_after_peeling):
4019 (vect_update_inits_of_dr):
4020 (vect_update_inits_of_drs):
4021 (vect_build_loop_niters):
4022 (vect_do_peeling_for_alignment): New functions.
4023 (vect_transform_loop): Add unknown and known but indivisible loop
4024 bound support; add peeling for unalignment support.
4025 (vect_analyze_loop_form): Support symbolic number of iterations.
4026 (vect_transform_loop_bound): New input parameter.
4027 (vect_get_loop_niters): Change input parameter type.
4028 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
4029 (vectorizable_store): Allow unaligned access.
4030 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
4031 (vect_analyze_data_refs_alignment): Allowed one unaligned
4033 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
4035 (LOOP_VINFO_INT_NITERS): New macro.
4036 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
4037 (do_peeling_for_alignment):
4038 (unaligned_drs): New members of _loop_vec_info.
4039 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
4041 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
4043 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
4044 (struct tree_string): Remove "const" qualifier for "str".
4046 2004-10-14 Ira Rosen <irar@il.ibm.com>
4048 * tree-vectorizer.c (vect_analyze_data_refs): Call
4049 vect_get_base_and_bit_offset to get memory tag for array ref.
4050 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
4052 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
4054 * configure.ac: Use $LN_S for creating symlinks (not $LN).
4055 * configure: Regenerate.
4057 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4059 * doc/install.texi (*-*-solaris2*): Update with info about kernel
4060 patches to solve spurious testsuite failures.
4062 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
4064 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
4065 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
4066 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
4067 gcc_assert under ENABLE_CHECKING.
4068 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
4069 get_vectype_for_scalar_type).
4071 (vect_get_vec_def_for_operand): Remove redundant variables.
4072 (vect_transform_loop): Likewise.
4074 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
4076 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
4077 global for -mcaller-super-interworking.
4078 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
4079 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
4080 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
4081 not need a frame pointer.
4082 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
4083 the soft frame pointer offset.
4084 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
4085 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
4086 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
4087 the stack. Use frame_pointer_needed to choose between them.
4088 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
4089 (interwork_with_frame): New macro.
4090 (interwork): Add _interwork_{r7,r11}_call_via_rN().
4092 2004-10-14 Ben Elliston <bje@au.ibm.com>
4095 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
4096 up the filename looking for a previous directory separator.
4098 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
4100 * c-tree.h (enum c_typespec_kind, struct c_typespec,
4101 parser_xref_tag): New.
4102 (struct c_declspecs): Add tag_defined_p. Adjust definition of
4104 (declspecs_add_type): Adjust prototypes.
4105 * c-parse.in (%union): Add tstype.
4106 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
4107 typespec_reserved_attr, typespec_nonreserved_nonattr,
4108 structsp_attr, structsp_nonattr): Change to tstype. Update
4110 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
4111 (declspecs_add_type): Update to take struct c_typespec argument.
4112 Set tag_defined_p and typedef_p as appropriate.
4113 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
4114 Update to return struct c_typespec.
4115 (shadow_tag_warned): Don't let empty declarations with qualifiers
4116 or storage class specifiers redeclare a tag if a previous
4117 declaration is visible.
4119 2004-10-13 Richard Henderson <rth@redhat.com>
4122 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
4123 for DECL_INCOMING_RTL.
4125 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
4128 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
4129 trunc_int_for_mode for constants used in shortened mode.
4131 2004-10-13 Richard Henderson <rth@redhat.com>
4134 * c-common.c (handle_mode_attribute): Disallow mode changes that
4135 alter the CODE of the top-level type.
4137 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
4138 integer from internal limits macros.
4139 * config/i386/mm3dnow.h (__v2sf): Fix base type.
4141 2004-10-13 Richard Henderson <rth@redhat.com>
4144 * function.c (instantiate_decl): Recurse for CONCAT.
4146 2004-10-13 David Edelsohn <edelsohn@gnu.org>
4148 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
4151 (extzvdi_internal1): Add attribute "compare".
4152 (extzvdi_internal2): Same.
4154 2004-10-12 Tom Tromey <tromey@redhat.com>
4156 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
4158 2004-10-13 Dale Johannesen <dalej@apple.com>
4160 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
4162 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
4164 * toplev.c (compile_file): Call mudflap_finish_file from here ...
4165 * c-decl.c (c_write_global_declarations): ... instead of here ...
4166 * cp/decl.c (cp_finish_file): ... and here.
4167 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
4169 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4171 * tree-ssa-dom.c (record_range): Free the element if we are not
4174 2004-10-13 Tom Tromey <tromey@redhat.com>
4177 * gcc.c (option_map): Added --extdirs and --encoding.
4179 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4182 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
4183 sparc_can_output_mi_thunk.
4184 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
4185 handling of vcall offset.
4186 (sparc_can_output_mi_thunk): New predicate.
4187 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
4188 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
4189 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
4191 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
4193 * config/sparc/sparc.md (movdi): Remove redundant test.
4195 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
4197 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
4198 TDF_IPA from -fdump-tree-*-all.
4200 2004-10-13 Paul Brook <paul@codesourcery.com>
4202 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
4203 * config/arm/arm.c (thumb_find_work_register): Update comments.
4204 (arm_load_pic_register): Add argument for scratch register.
4205 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
4206 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
4208 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
4210 * tree-data-ref.c: Fix comment typos.
4212 2004-10-13 Jakub Jelinek <jakub@redhat.com>
4213 Zdenek Dvorak <dvorakz@suse.cz>
4215 PR tree-optimization/17724
4216 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
4218 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
4220 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
4221 (altivec_builtin_mask_for_store): Likewise.
4222 (altivec_init_builtins): Use lang_hooks.builtin_function to
4223 create the decls for builtin_altivec_mask_for_load/store.
4225 2004-10-13 Nick Clifton <nickc@redhat.com>
4227 * config/c4x/c4x.c: Remove inclusion of loop.h.
4229 2004-10-12 Ben Elliston <bje@au.ibm.com>
4231 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
4232 (ei_container): New; renamed.
4233 (ei_start, ei_last): New macros.
4234 (ei_start_1, ei_last_1): Renamed from ei_start.
4235 (ei_last_1, ei_end_p): Use ei_container() where applicable.
4236 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
4237 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
4239 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
4241 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
4242 * cfgloop.c (initialize_loops_parallel_p): New.
4243 (flow_loops_find): Initialize the parallel_p field to true for all
4245 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
4246 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
4247 the size of the data accessed in the loop.
4248 (struct nb_iter_bound): Moved...
4249 * cfgloop.h (struct nb_iter_bound): ... here.
4250 (estimated_nb_iterations, parallel_p): New fields in struct loop.
4251 (record_estimate): Declare extern here.
4252 * tree-chrec.c: Fix comments.
4253 (nb_vars_in_chrec): New function.
4254 * tree-chrec.h (nb_vars_in_chrec): Declared here.
4255 * tree-data-ref.c: Don't include lambda.h, that is already included
4257 (tree_fold_divides_p): Don't check for integer_onep.
4258 (tree_fold_bezout): Removed.
4259 (gcd): New static duplicated function.
4260 (int_divides_p, dump_subscript): New.
4261 (dump_data_dependence_relation): Use dump_subscript.
4262 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
4263 estimate_niter_from_size_of_data): New.
4264 (analyze_array_indexes, analyze_array): Call
4265 estimate_niter_from_size_of_data during the detection of array
4266 references. Pass in a pointer to the statement that contains the
4268 (all_chrecs_equal_p): New.
4269 (compute_distance_vector): Renamed compute_subscript_distance.
4270 Deal with multivariate conflict functions.
4271 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
4272 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
4273 (non_affine_dependence_relation): New.
4274 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
4275 analyze_siv_subscript, analyze_miv_subscript,
4276 analyze_overlapping_iterations, subscript_dependence_tester):
4277 Initialize and return last_conflicts function.
4278 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
4279 compute_overlap_steps_for_affine_1_2): New.
4280 (analyze_siv_subscript_affine_cst): Removed.
4281 (analyze_subscript_affine_affine): Disprove dependences based on the
4282 iteration domains. Solve the univariate dependence case as before,
4283 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
4284 Implement the multivariate case of 2 versus 1 variables.
4285 (build_classic_dist_vector, build_classic_dir_vector): Implement some
4287 (find_data_references_in_loop): Compute and initialize
4288 loop->estimated_nb_iterations and loop->parallel_p.
4289 (analyze_all_data_dependences): Modify the debug dump order.
4290 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
4291 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
4292 (SUB_LAST_CONFLICT, subscript->last_conflict,
4293 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
4294 DDR_AFFINE_P, DDR_SIZE_VECT): New.
4295 (find_data_references_in_loop, initialize_data_dependence_relation,
4296 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
4298 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
4300 * configure: Regenerate.
4302 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
4305 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
4306 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
4307 and constant folding of floating point MULT_EXPR/PLUS_EXPR
4310 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
4312 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
4313 (s390_gimplify_va_arg): Likewise.
4315 2004-10-12 Daniel Jacobowitz <dan@debian.org>
4317 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
4318 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
4319 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
4320 * regclass.c (record_address_regs): Remove ifdef. Use
4321 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
4322 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
4324 (scan_rtx_address, replace_oldest_value_addr): Use
4325 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
4326 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
4327 unnecessary definitions.
4328 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
4329 and MODE_BASE_REG_REG_CLASS.
4330 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
4331 (MODE_BASE_REG_REG_CLASS): Define.
4332 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
4333 (REG_MODE_OK_FOR_REG_BASE_P): Define.
4334 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
4335 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
4337 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
4339 * tree-ssa-alias.c (verify_name_tags): New function.
4340 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
4341 (verify_alias_info): Call verify_name_tags.
4343 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
4345 PR rtl-optimization/17931
4346 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
4349 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
4351 * arm.c (arm_print_operand): Use output_operand_lossage where possible
4352 rather than aborting.
4354 2004-10-12 Paul Brook <paul@coudesourcery.com>
4356 * config.gcc: Add armv6{k,z,zk}
4357 * config/arm/arm-cores.def: Add arm1176 and mpcore.
4358 * config/arm/tune.md: Regenerate.
4359 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
4361 (all_architectures): Add armv6k, armv6z, armv6zk.
4362 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
4363 * doc/invoke.texi: Document new arch and cpu values.
4365 2004-10-12 Paul Brook <paul@coodesourcery.com>
4367 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
4370 2004-10-12 Paul Brook <paul@codesourcery.com>
4372 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
4373 Handle negative constants.
4375 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
4378 * c-typeck.c (convert_arguments): Return error_mark_node if there
4379 are too few arguments.
4380 (build_function_call): Handle error_mark_node return from
4383 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
4385 * configure.ac (symbolic_link): Replace with $LN_S.
4386 (Assembler/Linker): Hard link from gas and binutils trees.
4387 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
4388 * configure: Regenerate.
4390 2004-10-12 Paul Brook <paul@codesourcery.com>
4392 * configure.ac: Don't look for host assembler when building a canadian
4394 * configure: Regenerate.
4396 2004-10-11 Roger Sayle <roger@eyesopen.com>
4399 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
4400 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
4401 line options for "-lang-asm" and if found allow any of the C-family
4403 (c_common_handle_option): Remove last use of permit_fortran_options.
4405 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4407 * config/s390/s390.c (print_operand): Support 'S' format flag.
4408 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
4409 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
4410 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
4411 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
4412 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
4413 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
4414 ("*movstricthi"): Likewise.
4415 ("*load_multiple_di", "*load_multiple_si"): Likewise.
4416 ("*store_multiple_di", "*store_multiple_si"): Likewise.
4417 ("*sethiqisi", "*sethihisi"): Likewise.
4418 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
4419 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
4420 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
4421 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
4422 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
4424 ("*tmhi_full"): Fix incorrect op_type attribute.
4426 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
4427 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
4428 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
4429 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
4431 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
4434 * function.c (temp_slots_at_level): Fix typo which creates too
4435 many temp stack slots levels.
4437 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4439 * config/s390/s390.c (s390_trampoline_template): Generate shorter
4441 (s390_trampoline_instantiate): Adapt.
4442 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
4444 2004-10-11 Roger Sayle <roger@eyesopen.com>
4447 * stmt.c (add_case_node): Add additional type argument. Declare
4448 as static to match prototype. Convert the upper and lower bounds
4449 to the specified index type. Optimize away case ranges/values
4450 that are outside the index type's bounds. Truncate case ranges
4451 that span the index type's bounds.
4452 (expand_case): Avoid unnessary computation and memory allocation
4453 when index type is error_mark_node. Pass index_type as required
4454 by change to add_case_node API. No need to convert case range
4455 bounds to index_type, this is now done by add_case_node.
4457 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4459 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
4460 * config/s390/s390.c (s390_offset_p): New function.
4461 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
4462 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
4463 transform Q->Q alternatives to *clc pattern.
4465 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
4466 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
4467 to transform Q->Q alternatives to *mvc pattern.
4468 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
4469 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
4470 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
4471 transform Q->Q alternatives to *nc pattern.
4472 ("*nc"): New insn. New peephole to merge adjacent NCs.
4473 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
4474 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
4475 transform Q->Q alternatives to *oc pattern.
4476 ("*oc"): New insn. New peephole to merge adjacent OCs.
4477 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
4478 transform Q->Q alternatives to *xc pattern.
4479 ("*xc"): New insn. New peephole to merge adjacent XCs.
4480 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
4482 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4484 * gimplify.c (gimple_push_condition): Make sure that we don't
4485 have any saved condition cleanup if we were at the top level.
4487 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
4489 * config/frv/frv.md (*adddi3_internal): Change name to...
4490 (adddi3): ...replacing the exisiting define_expand. Combine
4491 alternatives. Fix the range of the constant constraints ('J' instead
4492 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
4493 to extract the lower and upper halves of the DImode operands.
4494 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
4495 (adddi3_lower): Fix the range of the constant constraints and
4496 remove the bogus operands[2] check.
4497 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
4498 operand 2. Use addxi to handle constant operands.
4499 (subdi3_lower, subdi3_upper): Don't handle constant operands.
4501 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
4503 * gengtype-lex.l: Add commented } & ) characters to unconfuse
4504 editor's paren matching. Allow #define inside a struct.
4506 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
4509 part of PR c++/17657
4510 * fold-const.c (fold_build_cleanup_point_expr): New function.
4511 * tree.h (fold_build_cleanup_point_expr): Prototype.
4513 2004-10-10 Eric Christopher <echristo@redhat.com>
4515 * dwarf2out.c: Move attribute to subprogram declaration
4516 instead of subroutine type.
4518 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
4520 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
4521 hoist_insn_after, and hoist_insn_to_edge.
4522 * rtl.h: Remove the prototypes for reg_referenced_between_p,
4523 no_jumps_between_p, and insn_dependent_p.
4524 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
4525 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
4526 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
4527 hoist_insn_to_edge): Remove.
4529 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4532 * c-decl.c (grokparms): Don't warn for parameters of incomplete
4533 type in declarations that are not definitions except for the case
4534 of parameters of void type.
4536 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
4538 * tree-cfg.c: Fix comment typos.
4540 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4543 * builtins.c (expand_builtin_va_start): Check for too few
4544 arguments to va_start.
4546 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4549 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
4550 fields a pedwarn. Pedwarn here for unnamed structs/unions if
4552 * c-parse.in (component_decl): Don't pedwarn here for unnamed
4555 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4557 PR tree-optimization/17906
4558 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
4559 copy non-gimple reg arguments.
4561 2004-10-09 Roger Sayle <roger@eyesopen.com>
4563 PR rtl-optimization/17853
4564 * simplify-rtx.c (simplify_relational_operation): Correct comment.
4565 Reorganize handling of comparison operations with floating point
4566 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
4567 Likewise, introduce support for comparison operations with vector
4568 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
4570 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
4571 * doc/tm.texi: Likewise.
4573 2004-10-09 Steven Bosscher <stevenb@suse.de>
4575 * regs.h (struct reg_info_def): Remove the last_node_uid and
4576 changes_mode fields.
4577 (REGNO_LAST_NOTE_UID): Don't define.
4578 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
4579 * regmove.c (copy_src_to_dest): Likewise.
4581 2004-10-09 Roger Sayle <roger@eyesopen.com>
4584 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
4585 relational comparison operator op needs to be swapped/reversed when
4586 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
4588 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4591 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
4592 instead of bsi_start.
4593 (value_replacement): Likewise.
4594 (abs_replacement): Likewise
4596 2004-10-09 Steven Bosscher <stevenb@suse.de>
4598 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
4599 (expand_gimple_cond_expr, expand_gimple_tailcall,
4600 expand_gimple_basic_block): Use it to dump RTL for each stmt.
4601 (tree_expand_cfg): Announce full RTL function dump.
4602 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
4603 not the graph version.
4604 * tree-pretty-print.c (dump_generic_node): Allow empty statements
4605 in the arms of a COND_EXPR for lowered nodes.
4607 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
4609 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
4610 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
4611 strtoufix16, strtoufix32, strtoufix64): Declare.
4613 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
4615 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
4616 for an out-of-range floating point constant.
4617 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
4618 warning if the target format does not support infinities.
4620 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4622 * emit-rtl.c (last_label_num, base_label_num): Remove.
4623 (max_label_num): Always return label_num.
4624 (set_new_last_label_num, restore_emit_status): Remove.
4625 (init_emit): Don't initialize last_label_num.
4626 * function.c (pop_function_context_from): Don't call
4627 restore_emit_status.
4628 * function.h: Remove the prototype for restore_emit_status.
4629 * rtl.h: Remove the prototype for set_new_last_label_num.
4631 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4633 * stmt.c (expand_decl_init): Remove.
4634 * tree.h: Remove the corresponding prototype.
4636 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4638 * integrate.c (try_constants, subst_constants, mark_stores):
4640 * integrate.h: Remove the prototype for try_constants.
4642 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
4644 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
4645 (convert_for_assignment): Handle ic_argpass_nonproto. Add
4646 comments about its relevance to errors.
4647 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
4649 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4652 * c-ppoutput.c (cb_ident): Don't quote string as it is already
4655 2004-10-08 Diego Novillo <dnovillo@redhat.com>
4657 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
4658 reference_node_pool.
4660 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4662 * tree-cfg.c: Fix a comment typo.
4664 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
4666 * config/s390/s390.c (s390_register_info): Don't save fprs for
4668 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
4670 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
4672 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
4673 (TARGET_DEFAULT): Use symbolic values.
4674 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
4675 (TARGET_DEFAULT): Use symbolic values.
4676 * config/s390/s390.c (s390_backchain_string): Initialize to
4677 TARGET_DEFAULT_BACKCHAIN.
4679 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4681 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
4682 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
4684 (expand_builtin_strcat): Accept a type parameter.
4685 (fold_builtin_mempcpy): Accept a type and endp parameter.
4687 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
4688 Accept an `exp' instead of an `arglist'.
4690 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
4692 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
4693 reverting my 2004-09-07 patch to use build_int_cst.
4695 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4698 * config/sparc/sparc.c (input_operand): Remove redundant code
4699 for handling LO_SUM.
4700 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
4701 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
4702 Otherwise only accept it for TFmode if quad move insns are available.
4704 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4706 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
4707 common cases will be caught earlier than others.
4709 2004-10-08 Michael Matz <matz@suse.de>
4711 * loop-doloop.c (doloop_optimize): Extend count.
4713 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
4715 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
4716 (prefetch): Convert to expander.
4718 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
4720 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
4721 first argument of CALL.
4722 (tls_local_dynamic): Likewise.
4724 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
4726 * c-typeck.c (enum impl_conv): New.
4727 (convert_for_assignment): Use it. Take tree for function called
4728 instead of its name. Handle ObjC selectors for diagnostics at
4729 start of function. Select diagnostic text within the function
4730 using full sentences for diagnsotics. Use %qE to name functions
4732 (convert_arguments, build_modify_expr,
4733 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
4734 callers to convert_for_assignment.
4735 (warn_for_assignment): Remove.
4737 2004-10-08 Nick Clifton <nickc@redhat.com>
4739 * config/sh/symbian.c (symbian_possibly_export_base_class):
4740 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
4741 TYPE_CONTAINS_VPTR_P.
4743 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4745 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
4746 fixed registers form all_used_regs. Update call_really_used_regs.
4747 (CALL_REALLY_USED_REGISTERS): Define.
4748 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
4749 with call_really_used_regs.
4751 2004-10-08 Alan Modra <amodra@bigpond.net.au>
4753 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
4754 for -profile as well as -p and -pg.
4756 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
4758 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
4760 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4762 * tree-cfg.c (tree_block_forwards_to): Remove.
4763 * tree-flow.h: Remove the corresponding prototype.
4765 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4767 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
4768 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
4770 2004-10-07 Geoffrey Keating <geoffk@apple.com>
4773 * config/rs6000/rs6000.c (rs6000_generate_compare): When
4774 flag_trapping_math is in effect, don't generate subtract
4777 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
4779 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
4780 * config/s390/s390.c (s390_narrow_logical_operator): New function.
4781 (s390_extra_constraint_str): Add 'A' constraints.
4782 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
4783 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
4784 (CONSTRAINT_LEN): Likewise.
4785 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
4786 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
4787 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
4788 ("*iordi3"): Add OI alternative and splitter.
4789 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
4790 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
4791 ("*xordi3"): Add XI alternative and splitter.
4792 ("*xorsi3", "*xorhi3"): Likewise.
4794 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4796 * config/mips/mips.c (mips_function_rodata_section): New function.
4797 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
4799 2004-10-07 Devang Patel <dpatel@apple.com>
4801 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
4802 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
4803 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
4804 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
4805 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
4806 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
4807 UNSPEC_VCONDU_V16QI): New constant defines.
4808 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
4809 vconduv16qi): New patterns.
4810 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
4811 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
4812 (get_vec_cmp_insn): Same.
4813 (get_vsel_insn): Same.
4814 (rs6000_emit_vector_compare): Same.
4815 (rs6000_emit_vector_select): Same.
4816 (INSN_NOT_AVAILABLE): New.
4818 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
4820 PR tree-optimization/17749
4821 * tree-tailcall.c (find_tail_calls): Check that parameter is
4824 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4826 * config/ia64/ia64.c: Fix a comment typo.
4828 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4830 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
4832 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4835 * tree-inline.c (expand_call_inline): Do not warn for functions
4836 marked with attribute noinline.
4838 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4841 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
4842 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
4844 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
4845 of 0 as 4th argument to pass_by_reference.
4846 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
4848 2004-10-06 Eric Christopher <echristo@redhat.com>
4850 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
4853 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4856 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
4858 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
4860 PR rtl-optimization/17791
4861 * loop-doloop.c (doloop_modify): Take number of iterations as
4863 (doloop_optimize): Extend or shorten the number of iterations
4864 when changing mode of counter register.
4865 * loop-iv.c (lowpart_subreg): Export.
4866 * rtl.h (lowpart_subreg): Declare.
4868 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
4870 PR tree-optimization/17806
4871 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
4872 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
4873 flags moved to split_edge.
4875 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4878 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
4879 before tentatively building the conditional move sequence.
4881 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4884 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
4886 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
4887 function_arg_padding.
4889 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4892 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
4894 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4896 * hooks.c (hook_int_void_1, hook_void_int): Remove.
4897 * hooks.h: Remove the corresponding prototypes.
4899 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4902 * tree-nested.c (walk_stmt_info): Add changed field.
4903 (convert_nonlocal_reference): Set changed to when we
4904 change a decl to unnested decl.
4905 <case ADDR_EXPR>: Instead of checking if the immediate part
4906 of the ADDR_EXPR changed, check the field changed.
4907 Use recompute_tree_invarant_for_addr_expr instead of unsetting
4909 (convert_local_reference): Set changed to when we
4910 change a decl to unnested decl.
4911 <case ADDR_EXPR>: Instead of checking if the immediate part
4912 of the ADDR_EXPR changed, check the field changed.
4913 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
4915 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
4917 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
4918 * dwarf2out.c (dwarf2out_init): Remove references to
4919 DWARF2_GENERATE_TEXT_SECTION_LABEL.
4920 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
4921 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
4923 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
4925 * c-typeck.c (convert_arguments): Take expression for called
4926 function rather than its name. Handle ObjC selectors directly
4927 rather than relying on warn_for_assignment to do so. Call warning
4928 directly rather than warn_for_assignment. Use %qE in diagnostics.
4929 Say "argument" rather than "arg" in diagnostics.
4930 (build_function_call): Update call to convert_arguments.
4932 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4935 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
4936 ENUMs specially instead of just saying we do.
4938 2004-10-06 Eric Christopher <echristo@redhat.com>
4940 * dwarf2.h: Sync with include/elf/dwarf2.h
4942 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4944 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
4947 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4949 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
4950 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
4952 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4954 * lambda-code.c (compute_nest_using_fourier_motzkin): New
4956 (lambda_compute_auxillary_space): Split from here.
4958 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4960 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
4961 * tree-flow.h: Add prototype.
4962 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
4963 expr_invariant_in_loop.
4965 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
4967 * tree-cfg.c (thread_jumps): Remove a duplicate check for
4970 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4972 * config/s390/s390-protos.h (s_imm_operand): Remove.
4973 (s390_pool_operand): Add prototype.
4974 * config/s390/s390.c (general_s_operand): Remove.
4975 (s_imm_operand): Remove.
4976 (s_operand): Merge contents of general_s_operand.
4977 (s390_pool_operand): New function.
4978 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
4979 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
4980 ("*cmpdi_ccu"): Merge Q->Q alternative.
4981 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
4982 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
4984 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
4985 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
4986 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
4988 2004-10-06 Steve Ellcey <sje@cup.hp.com>
4990 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
4991 call ia64_function_arg_boundary.
4992 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
4993 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
4994 (ia64_function_arg_advance): Do not put 128 bit floats into
4997 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
5000 Accept an expression instead of an arglist.
5001 (expand_builtin_stpcpy): Accept an expression instead of an
5004 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5007 * doc/install.texi (*-*-solaris2*): Mention potential problem
5008 with Sun assembler + GNU linker and C++ programs.
5009 Document status of binutils 2.15 release.
5011 2004-10-06 Jan Hubicka <jh@suse.cz>
5013 * cse.c (cse_main): Kill push/pop context.
5015 2004-10-05 Zack Weinberg <zack@codesourcery.com>
5017 * pretty-print.c: Include tree.h.
5018 (pp_base_prepare_to_format): New function, logic from
5019 text_specifies_location.
5020 (pp_base_format_text): Use gcc_assert.
5021 * pretty-print.h (pp_prepare_to_format): New macro.
5022 (pp_base_prepare_to_format): Prototype.
5023 * diagnostic.c (text_specifies_location): Delete.
5024 (bug_report_request): Delete.
5025 (diagnostic_set_info): Don't call text_specifies_location.
5026 (diagnostic_action_after_output): Put text from
5027 bug_report_request inline here. Use gcc_unreachable.
5028 (diagnostic_report_current_function): Fix comment.
5029 (diagnostic_report_diagnostic): Clarify logic for error recursion.
5030 Call pp_prepare_to_format before diagnostic_starter.
5031 (trim_filename): Use IS_DIR_SEPARATOR.
5032 (fatal_error, internal_error): Use gcc_unreachable.
5033 (error_recursion): Call diagnostic_action_after_output to
5034 issue the bug_report_request message and exit.
5035 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
5037 * c-parse.in: Add list of diagnostic messages to insulate
5038 translation template from version of yacc/bison used to
5039 compile the grammar.
5041 2004-10-06 Alan Modra <amodra@bigpond.net.au>
5044 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
5046 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5048 * basic-block.h: Remove the prototype for
5049 flow_preorder_transversal_compute.
5050 * cfganal.c (dfst_node): Remove.
5051 (flow_preorder_transversal_compute): Likewise.
5052 * rtl.h: Remove the prototype for get_jump_table_offset.
5053 * rtlanal.c (get_jump_table_offset): Remove.
5055 2004-10-05 Richard Henderson <rth@redhat.com>
5058 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
5060 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
5063 * Makefile.in: Stage the build directory too.
5065 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
5067 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
5069 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
5070 (frv_emit_move): Same.
5072 * config/frv/frv.c (frv_emit_move): New.
5073 (frv_legitimize_address): New.
5075 * config/frv/frv.md ("movsi"): Call frv_emit_move.
5082 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5084 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
5087 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5089 * c-decl.c (pushdecl): When an extern declaration at block scope
5090 refers to a visible entity with internal linkage, use the old DECL
5091 rather than the new one.
5093 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5095 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
5098 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5100 * tree-cfg.c (thread_jumps): Remove a duplicate check for
5103 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5105 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
5106 of FOR_BB_BETWEEN. Remove a useless check for unreachable
5109 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5111 * tree-cfg.c (cleanup_tree_cfg): Don't call
5112 delete_unreachable_blosk() after thread_jumps().
5113 (thread_jumps): Always remove basic blocks as they become
5116 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5118 * tree-cfg.c (cleanup_tree_cfg): Remove variable
5119 something_changed. Simplify the while loop.
5121 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5123 * builtins.c (expand_builtin_memmove): Delete duplicate code
5124 and accept a tree type for the result.
5125 (expand_builtin_bcopy): Accept a tree type for the result.
5126 (fold_builtin_memmove): Accept an arglist and tree type for
5129 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
5131 * config/s390/s390.c (s390_dump_pool): Remove return value.
5132 Use gen_pool_align, gen_pool_section_start/end instead of
5133 gen_pool_start/end_31/64.
5134 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
5135 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
5136 ("pool_start_31", "pool_end_31"): Remove.
5137 ("pool_start_64", "pool_end_64"): Likewise.
5138 ("pool_align", "pool_section_start", "pool_section_end": New insns.
5140 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
5141 (TARGET_CANNOT_COPY_INSN_P): Define.
5142 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
5143 (struct constant_pool): New member 'execute'.
5144 (s390_add_execute, s390_find_execute): New functions.
5145 (s390_execute_label, s390_execute_target): Likewise.
5146 (s390_dump_pool): Output in-pool execute target templates.
5147 (s390_dump_execute): New function.
5148 (s390_alloc_pool, s390_free_pool): Handle execute templates.
5149 (s390_mainpool_start, s390_mainpool_finish): Likewise.
5150 (s390_chunkify_start, s390_chunkify_finish): Likewise.
5151 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
5152 ("*execute"): New insn pattern.
5153 ("movmem_short", "*movmem_short"): Use splitters to generate
5154 explicit execute pattern, remove embedded execute.
5155 ("clrmem_short", "*clrmem_short"): Likewise.
5156 ("cmpmem_short", "*cmpmem_short"): Likewise.
5158 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
5160 * tree-ssa.c (verify_ssa): Verify phi arguments only
5161 contain renamed names.
5163 2004-10-05 Alan Modra <amodra@bigpond.net.au>
5165 * config/rs6000/linux.h: Formatting, whitespace.
5166 * config/rs6000/linux64.h: Likewise.
5167 * config/rs6000/rs6000-protos.h: Likewise.
5168 * config/rs6000/rs6000.c: Likewise.
5169 (easy_vector_splat_const): Add fall thru comments.
5170 (output_vec_const_move): Likewise.
5172 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
5174 * Makefile.in: Update -Wno-error exceptions for move to build dir.
5176 2004-10-05 Chao-Ying Fu <fu@mips.com>
5177 Richard Sandiford <rsandifo@redhat.com>
5179 * doc/invoke.texi (-mpaired-single): Link to the new description of the
5180 built-in functions. Document dependencies.
5181 (-mips3d): Add link here too.
5182 * doc/extend.texi (MIPS Paired-Single Support): New section.
5184 2004-10-04 Chao-ying Fu <fu@mips.com>
5186 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
5188 2004-10-04 Diego Novillo <dnovillo@redhat.com>
5190 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
5191 Initialize OPT_STATS to 0.
5193 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
5195 * tree-data-ref.c: Fix comment typos.
5197 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
5199 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
5200 the predicate cannot be computed, don't initialize the result to
5203 2004-10-01 Eric Christopher <echristo@redhat.com>
5205 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
5206 locally defined enum.
5207 * dwarf2out.c (add_calling_convention_attribute): Don't
5210 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
5212 PR c/17178, PR c/17820
5213 * c-decl.c (pop_scope): Do not warn about unused static
5214 variables as they warned in the middle-end.
5216 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5218 * builtins.c (expand_builtin_memcpy): Delete duplicate code
5219 and make the first parameter the expression not the arglist.
5221 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
5223 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
5224 as valid modes to expand address expressions.
5226 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
5228 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
5229 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
5230 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
5231 code formatting conventions.
5233 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
5235 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
5237 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
5239 PR tree-optimization/16632
5240 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
5241 fold (A & C) == D into 0, fold ~C. Similarly, for the case
5242 where | is used instead of &.
5244 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
5246 * ginclude/stddef.h: Fix a comment typo.
5248 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5251 * config.gcc (i?86-*-solaris2*): Restore correct logic
5252 for --enable-threads option.
5253 (sparc64-*-solaris2*): Likewise.
5254 (sparc-*-solaris2*): Likewise.
5256 2004-10-03 Alan Modra <amodra@bigpond.net.au>
5258 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
5259 (OS_MISSING_POWERPC64): Move, and comment.
5260 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
5261 (OS_MISSING_POWERPC64): Move, and comment.
5263 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
5265 * arm.c (output_call_mem): Add missing \t.
5267 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5269 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
5270 expand_builtin_strncmp): Delete duplicate code.
5272 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
5274 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
5275 take check-base and -limit arguments.
5276 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
5277 check ranges for ARRAY_REF and COMPONENT_REF.
5278 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
5281 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
5283 * c-objc-common.c (c_tree_printer): Correct description of %E.
5284 Don't fall through after printing an expression.
5286 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
5288 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
5290 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
5292 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
5293 delete_unrechable_blocks() only when necessary.
5295 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
5297 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
5298 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
5299 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
5300 __gthread_recursive_mutex_unlock): New functions.
5302 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
5304 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
5305 * config/s390/tpf-eh.c: Remove file.
5306 * config/s390/tpf-unwind.h: New file.
5307 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
5308 (MD_UNWIND_SUPPORT): Define.
5310 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
5312 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
5314 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
5316 * config/s390/s390-protos.h (s390_comparison): Add prototype.
5317 * config/s390/s390.c (s390_comparison): New function.
5318 (s390_branch_condition_mask): Return -1 for invalid comparisons.
5319 (s390_branch_condition_mnemonic): Assert valid comparison.
5320 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
5321 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
5322 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
5323 s390_comparison instead of comparison_operator.
5325 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
5326 ("cmpmemdi"): Remove.
5327 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
5328 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
5329 ("cmpint_si"): Rename to ...
5330 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
5331 ("cmpint_di", "*cmpint_di"): Likewise.
5332 * config/s390/s390.c (s390_canonicalize_comparison): Remove
5333 redundant UNSPEC_CMPINT conversions.
5334 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
5336 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
5338 * collect2.c (COLLECT_PARSE_FLAG): Remove.
5339 (main): Remove a reference to COLLECT_PARSE_FLAG
5340 * system.h: Poison COLLECT_PARSE_FLAG.
5341 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
5343 2004-10-01 Paul Brook <paul@codesourcery.com>
5345 * config/arm/crti.asm: Give _init and _fini function type.
5347 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
5349 * common.opt (ftree-loop-ivcanon): Enable by default.
5350 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5351 Enable complete loop unrolling.
5352 (canonicalize_induction_variables, tree_unroll_loops_completely):
5355 2004-10-01 Paul Brook <paul@codesourcery.com>
5357 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
5358 not register number.
5359 (thumb_find_work_register): Search full register range.
5361 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
5364 * tree-cfg.c (group_case_labels): Get the label and not
5365 the case expr for the default case.
5366 When the label we looking at is the default, decrement the
5369 2004-10-01 Jan Hubicka <jh@suse.cz>
5371 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
5372 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5373 * toplev.h (tree_rest_of_compilation): Update prototype.
5374 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
5376 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
5378 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
5379 cleanup_control_flow() out of the while loop.
5381 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
5383 * tree-vectorizer.c (vectorizable_operation): Fail unless
5384 the mode for the vector type is indeed a vector mode.
5386 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
5388 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
5389 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
5391 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5392 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
5393 follow_ssa_edge_in_rhs): Ditto.
5394 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
5395 (dump_iv): Dump base_object.
5396 (dump_use, dump_cand): Use dump_iv.
5397 (determine_base_object): New function.
5398 (alloc_iv): Initialize base_object field.
5399 (record_use): Clear the ssa_name field of iv.
5400 (get_computation_cost_at): Do not use difference of addresses of
5401 two different objects.
5402 (may_eliminate_iv): Do not require the loop to have just single exit.
5403 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
5404 (nonzero_p): New function.
5405 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
5406 tree_simplify_using_condition, simplify_using_initial_conditions,
5407 loop_niter_by_eval, find_loop_niter_by_eval,
5408 estimate_numbers_of_iterations_loop, compare_trees,
5409 upper_bound_in_type, lower_bound_in_type,
5410 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
5411 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
5412 instead of integer_(non)zerop.
5414 2004-10-01 Jakub Jelinek <jakub@redhat.com>
5417 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5419 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5420 and TI_VA_LIST_FPR_COUNTER_FIELD.
5421 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5422 * tree-pass.h (pass_stdarg): Add.
5423 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5424 * tree-stdarg.c: New file.
5425 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5426 (tree-stdarg.o): Add dependencies.
5427 * function.h (struct function): Add va_list_gpr_size and
5428 va_list_fpr_size fields.
5429 * function.c (allocate_struct_function): Initialize them.
5431 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5432 va_list_{g,f}pr_counter_field.
5433 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5434 area will not be used. Only save registers that tree-stdarg.c
5435 detected they need saving.
5436 (ix86_va_start): Don't set up fields that won't be used.
5438 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5439 va_list_{g,f}pr_counter_field.
5440 (setup_incoming_varargs): Don't do anything if reg_save
5441 area will not be used. Only save registers that tree-stdarg.c
5442 detected they need saving.
5443 (rs6000_va_start): Don't set up fields that won't be used.
5445 2004-09-30 Eric Christopher <echristo@redhat.com>
5447 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
5449 * dwarf2out.c (add_calling_convention_attribute): New function.
5450 (gen_subroutine_type_die): Use.
5451 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
5452 * target.h (gcc_target): Add dwarf_calling_convention.
5453 * hooks.c (hook_int_tree_0): New function.
5454 * hooks.h: Prototype.
5455 * config/sh/sh.c: Include dwarf2.h.
5456 (sh_dwarf_calling_convention): New function.
5457 (TARGET_DWARF_CALLING_CONVENTION): Use.
5458 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
5460 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5462 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
5463 expand_builtin_strrchr, expand_builtin_strpbrk,
5464 expand_builtin_strncat, expand_builtin_strspn,
5465 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
5468 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5470 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
5472 (s390_logical_operator_ok_p): Likewise.
5473 * config/s390/s390.c (s390_expand_logical_operator): New function.
5474 (s390_logical_operator_ok_p): Likewise.
5475 * config/s390/s390.md ("anddi3"): New expander.
5476 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
5477 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
5478 ("andsi3"): Use s390_expand_logical_operator.
5479 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
5480 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
5481 ("andhi3"): New expander.
5482 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
5483 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
5484 ("andqi3"): New expander.
5485 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
5486 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
5487 ("iordi3"): New expander.
5488 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
5489 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
5490 ("iorsi3"): Use s390_expand_logical_operator.
5491 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
5492 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
5493 ("iorhi3"): New expiorer.
5494 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
5495 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
5496 ("iorqi3"): New expiorer.
5497 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
5498 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
5499 ("xordi3"): New expander.
5500 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
5501 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
5502 ("xorsi3"): New expander.
5503 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
5504 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
5505 ("xorhi3"): New expander.
5506 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
5507 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
5508 ("xorqi3"): New expander.
5509 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
5510 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
5512 2004-09-30 Roger Sayle <roger@eyesopen.com>
5514 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
5515 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
5516 machine mode as the result.
5518 2004-09-30 Ben Elliston <bje@au.ibm.com>
5521 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
5522 FOR_EACH_EDGE macros.
5524 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
5526 * c-tree.h (readonly_error): Remove.
5527 * c-typeck (enum lvalue_use): New.
5528 (lvalue_or_else, readonly_error): Use it. All callers changed.
5529 (readonly_error): Make static.
5531 2004-09-30 Jan Hubicka <jh@suse.cz>
5534 * cfgrtl.c (try_redirect_by_replacing_jump,
5535 force_nonfallthru_and_redirect, commit_one_edge_insertion,
5536 cfg_layout_merge_blocks): Do not attach any line number information
5537 to newly inserted instructions.
5538 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
5540 (emit_*insn_before, emit_insn*_after): New.
5541 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
5543 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
5544 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
5546 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5548 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
5549 (s390_return_address_offset): Remove.
5550 (s390_can_eliminate): Add prototype.
5551 (s390_initial_elimination_offset): Add prototype.
5552 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
5553 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
5554 * config/s390/s390.c (s390_arg_frame_offset): Remove.
5555 (s390_return_address_offset): Remove.
5556 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
5557 (struct machine_function): New member split_branches_pending_p.
5558 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
5559 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
5560 (s390_optimize_prologue): Remove base_used argument. Call
5561 s390_update_frame_layout instead of s390_register_info. Handle
5562 prologue/epilogue insns that touch only RETURN_REGNUM.
5563 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
5564 (s390_register_info): Remove base_used and return_addr_used
5565 arguments, compute special register usage inline. Return live
5566 register data to caller.
5567 (s390_frame_info): Remove arguments, do not call s390_register_info.
5568 (s390_init_frame_layout): New function.
5569 (s390_update_frame_layout): Likewise.
5570 (s390_emit_prologue): Call s390_update_frame_layout; some code
5571 move to there. Do not emit pool placeholder insn if unnecessary.
5573 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5575 * config/s390/s390.c (legitimate_reload_constant_p): Remove
5576 floating point constant workaround.
5577 (s390_secondary_input_reload_class): Handle PLUS reloads
5578 with too-large constant.
5579 (s390_expand_plus_operand): Likewise.
5580 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
5581 ("movsi"): Likewise. Also, remove workaround for non-general
5583 ("movdf"): Do not call force_const_mem.
5584 ("movsf"): Likewise. Merge expander with *movsf insn.
5585 ("*movsf"): Remove, merge with movsf expander.
5587 2004-09-30 Paul Brook <paul@codesourcery.com>
5589 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
5590 (ENDFILE_SPEC): Define.
5591 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
5593 2004-09-30 Richard Henderson <rth@redhat.com>
5595 * config/alpha/qrnnd.asm: Mark for noexecstack.
5597 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
5599 * protoize.c, tree-cfg.c: Fix comment typos.
5601 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
5604 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
5606 2004-09-30 Diego Novillo <dnovillo@redhat.com>
5608 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
5610 (add_pointed_to_expr): ... here.
5611 Call add_pointed_to_expr for variables with DECL_INITIAL set.
5612 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
5613 pointer variable, if set.
5615 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
5617 * config/sh/sh.c: Follow spelling conventions.
5619 2004-09-29 Richard Henderson <rth@redhat.com>
5621 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
5622 * doc/tm.texi (DWARF_ZERO_REG): New.
5624 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
5625 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
5626 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
5628 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
5630 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
5631 with a PLUS as source operand.
5632 (expand_movstr): Likewise.
5633 (expand_builtin_stpcpy): Likewise.
5635 2004-09-29 Richard Henderson <rth@redhat.com>
5638 * tree-gimple.c (is_gimple_reg): Reject hard registers.
5639 (is_gimple_asm_val): New.
5640 * tree-gimple.h (is_gimple_asm_val): Declare.
5641 * gimplify.c (gimplify_asm_expr): Use it.
5642 * tree-pretty-print.c (print_declaration): Dump hard regs.
5643 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
5644 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5645 * tree-ssa-pre.c (is_undefined_value): Likewise.
5646 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5647 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
5648 * tree-ssa.c (warn_uninit): Likewise.
5649 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
5651 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
5653 * c-decl.c (merge_decls): Use comptype when comparing
5654 types to decide on DECL_SIZE save of olddecl.
5656 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
5658 * tree.h (INDIRECT_REF_P): New macro.
5659 * alias.c (get_alias_set): Use it
5660 (nonoverlapping_memrefs_p): Ditto.
5661 * emit-rtl.c (mem_expr_equal_p): Ditto.
5662 (set_mem_attributes_minus_bitpos): Ditto.
5663 (is_gimple_addressable): Ditto.
5664 (get_base_address): Ditto.
5665 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
5666 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
5667 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
5668 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
5669 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
5670 (add_address_candidates): Ditto.
5671 (rewrite_address_base): Ditto.
5673 2004-09-30 Ben Elliston <bje@au.ibm.com>
5675 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
5676 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
5677 (rewrite_ssa_into_ssa): Likewise.
5678 * tree-phinodes.c (create_phi_node): Access the number of
5679 predecessor edges using EDGE_COUNT() and not num_preds.
5681 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
5684 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
5686 2004-09-29 Eric Christopher <echristo@redhat.com>
5688 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
5690 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
5692 * config/cris/cris.md (moverside, movemside): With MEM, make sure
5693 the address is (plus reg mem).
5695 2004-09-29 David Edelsohn <edelsohn@gnu.org>
5697 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
5699 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
5701 * tree.c (make_node_stat): Fix uninitialized warning. Replace
5702 cascaded if ... else if with a switch.
5704 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5706 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
5708 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5710 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5711 and TI_VA_LIST_FPR_COUNTER_FIELD.
5712 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5713 * tree-pass.h (pass_stdarg): Add.
5714 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5715 * tree-stdarg.c: New file.
5716 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5717 (tree-stdarg.o): Add dependencies.
5718 * function.h (struct function): Add va_list_gpr_size and
5719 va_list_fpr_size fields.
5720 * function.c (allocate_struct_function): Initialize them.
5722 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5723 va_list_{g,f}pr_counter_field.
5724 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5725 area will not be used. Only save registers that tree-stdarg.c
5726 detected they need saving.
5727 (ix86_va_start): Don't set up fields that won't be used.
5729 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5730 va_list_{g,f}pr_counter_field.
5731 (setup_incoming_varargs): Don't do anything if reg_save
5732 area will not be used. Only save registers that tree-stdarg.c
5733 detected they need saving.
5734 (rs6000_va_start): Don't set up fields that won't be used.
5736 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5738 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
5739 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
5740 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
5741 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
5742 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
5743 ATTR_NONNULL_1_4): New.
5745 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5747 PR tree-optimization/17697
5748 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
5751 2004-09-28 Per Bothner <per@bothner.com>
5753 * profile.c (branch_prob): Pass correct value to output_location,
5754 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
5756 2004-09-28 Richard Henderson <rth@redhat.com>
5759 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
5760 * tree-flow.h (may_propagate_copy_into_asm): Declare.
5761 * tree-ssa-ccp.c (replace_uses_in): Use it.
5762 * tree-ssa-dom.c (cprop_operand): Likewise.
5764 2004-09-28 Jeff Law <law@redhat.com>
5766 * tree-ssa-threadupdate.c (create_block_for_threading): Request
5767 that no outgoing edges be left in the duplicate block. Do no
5768 update information on outgoing edges or PHI nodes in target
5770 (remove_ctrl_stmt_and_useless_edges): Renamed from
5771 remove_last_stmt_and_useless_edges. Handle case where the
5772 block is empty or has no control statements. Do not update edge
5774 (thread_block): Create a template block rather than copying the
5775 original block every time. Create outgoing edges from the
5776 duplicate blocks and update PHIs at the target of the outgoing
5777 edges here. Fix edge flags for the original block if necessary.
5778 * cfghooks (duplicate_block): No longer assert that the original
5779 block has incoming edges.
5781 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
5783 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
5784 Reg Vars to enforce register allocation with general constraints.
5785 (Explicit Reg Vars): Clarify relation to asm statements.
5786 (Local Reg Vars): Similar.
5788 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
5790 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
5791 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
5792 build_control_flow, new_edge): Remove.
5793 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
5794 (bitlst, bitlst_table_last, bitlst_table): Remove.
5795 (bblst): Store basic_block pointer instead of block index.
5796 (bblst_table): Likewise.
5797 (edgelst): Store edge pointer instead of edge index.
5798 (edgelst_table, edgelst_last): New variables.
5799 (extract_bitlst): Rename to ...
5800 (extract_edgelst): ... this. Return edge pointers, not indices.
5801 (split_edges): Update call.
5802 (rgn_edges): Store edge pointers instead of indices.
5803 (edge_to_bit): Remove.
5804 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
5805 (SET_EDGE_TO_BIT): New macro.
5806 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
5807 (find_rgns): Remove edge_list parameter. Traverse standard CFG
5808 data structures instead of haifa_edge et al. Use edge pointers
5809 instead of edge indices everywhere.
5810 (compute_dom_prob_ps): Use standard CFG data structures. Account
5812 (compute_trg_info): Likewise.
5813 (propagate_deps): Likewise.
5814 (debug_candidate): Account for bblst data structure change.
5815 (check_live_1, update_live_1, is_pfree): Likewise.
5816 (IS_REACHABLE): Use standard CFG data structures.
5817 (init_ready_list): Update bblst_table/edgelst_table allocation.
5818 (schedule_region): Update alloc/cleanup code to data structure
5819 changes. Use edge->aux to store per-region edge index.
5820 (init_regions): No longer call build_control_flow. Do not
5821 create edge list any more.
5823 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
5825 * cse.c (cse_insn): Avoid creating direct non-local jumps.
5826 * combine.c (can_combine_p): Likewise.
5827 * local-alloc. (update_equiv_regs): Likewise.
5829 2004-09-28 Richard Henderson <rth@redhat.com>
5832 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
5833 Don't check VOIDmode here. Force PLUS operands to common type.
5834 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
5835 Pmode if given a non pointer type.
5837 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5840 * optabs.c (expand_binop): Force constants to the correct mode.
5842 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
5844 * config/s390/s390.c (s390_adjust_cost): Remove.
5845 (TARGET_SCHED_ADJUST_COST): Do not redefine.
5846 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
5847 * config/s390/s390.md ("main_pool"): Use "larl" type
5848 attribute if TARGET_CPU_ZARCH.
5850 2004-09-28 Jakub Jelinek <jakub@redhat.com>
5852 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
5855 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5857 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
5860 2004-09-28 Steven Bosscher <stevenb@suse.de>
5862 * common.opt (flag_gcse_sm): Disable by default.
5863 (flag_gcse_las): Likewise.
5864 (flag_web): Likewise. Create from this file.
5865 * flags.h: Remove flag_web declaration.
5866 * toplev.c (flag_web): Likewise.
5867 (process_options): Never set flag_web.
5869 2004-09-28 Steven Bosscher <stevenb@suse.de>
5871 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
5872 * tree-ssa-propagate.c: Include vec.h.
5873 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
5875 (cfg_blocks_add): Assert the block is not already in the worklist.
5876 Update uses of interesting_ssa_edges and varying_ssa_edges.
5877 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
5878 ssa_propagate): Likewise.
5880 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
5883 * c-decl.c (start_decl): Check for initializing incomplete array
5885 (build_compound_literal): Check for TYPE being error_mark_node.
5886 * c-parse.in (primary): Check for VLA compound literals.
5888 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5890 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
5891 with --disable-checking.
5893 2004-09-28 Devang Patel <dpatel@apple.com>
5895 * tree-pretty-print.c (dump_generic_node): Print vector types.
5897 2004-09-28 Nick Clifton <nickc@redhat.com>
5899 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
5900 invocation of the function sh_init_cumulative_args.
5901 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
5902 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
5903 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
5904 * config/sh/sh.c (sh_init_cumulative_args): New function based
5905 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
5906 heuristic added to determine the setting of force_mem when a
5907 library function is being called.
5909 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5911 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
5912 Skip constant arguments.
5914 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5916 * tree-ssa-alias.c (create_name_tags): If PTR points to a
5917 volatile type, mark the tag volatile.
5918 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
5921 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
5923 * tree.def (vec_cond_expr): Fix. Change 'e'
5926 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
5928 * basic-block.h: Fix a comment typo.
5930 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
5932 * optabs.c, optabs.h: Fix comment typos.
5934 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
5936 * config/sparc/sparc.md (call_address_struct_value_sp32):
5937 Properly mask the immediate field of the 'unimp' instruction.
5938 (call_symbolic_struct_value_sp32): Likewise.
5940 2004-09-28 Ben Elliston <bje@au.ibm.com>
5941 Steven Bosscher <stevenb@suse.de>
5942 Andrew Pinski <pinskia@physics.uc.edu>
5944 Merge from edge-vector-branch:
5945 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
5946 (struct edge_def): Remove pred_next, succ_next members.
5947 (struct basic_block_def): Remove pred, succ members. Add preds
5948 and succs members of type VEC(edge).
5949 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
5950 (BRANCH_EDGE): Likewise.
5951 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
5952 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
5953 (edge_iterator): New.
5954 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
5955 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
5956 (FOR_EACH_EDGE): New.
5957 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
5959 (rotate_loop): Likewise.
5960 (find_traces_1_route): Likewise.
5961 (bb_to_key): Likewise.
5962 (connect_traces): Likewise.
5963 (copy_bb_p): Likewise.
5964 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
5965 (add_labels_and_missing_jumps): Likewise.
5966 (fix_up_fall_thru_edges): Likewise.
5967 (find_jump_block): Likewise.
5968 (fix_crossing_conditional_branches): Likewise.
5969 (fix_crossing_unconditional_branches): Likewise.
5970 (add_reg_crossing_jump_notes): Likewise.
5971 * bt-load.c (augment_live_range): Likewise.
5972 * cfg.c (clear_edges): Likewise.
5973 (unchecked_make_edge): Likewise.
5974 (cached_make_edge): Likewise.
5975 (make_single_succ_edge): Likewise.
5976 (remove_edge): Likewise.
5977 (redirect_edge_succ_nodup): Likewise.
5978 (check_bb_profile): Likewise.
5979 (dump_flow_info): Likewise.
5980 (alloc_aux_for_edges): Likewise.
5981 (clear_aux_for_edges): Likewise.
5982 (dump_cfg_bb_info): Likewise.
5983 * cfganal.c (forwarder_block_p): Likewise.
5984 (can_fallthru): Likewise.
5985 (could_fall_through): Likewise.
5986 (mark_dfs_back_edges): Likewise.
5987 (set_edge_can_fallthru_flag): Likewise.
5988 (find_unreachable_blocks): Likewise.
5989 (create_edge_list): Likewise.
5990 (verify_edge_list): Likewise.
5991 (add_noreturn_fake_exit_edges): Likewise.
5992 (connect_infinite_loops_to_exit): Likewise.
5993 (flow_reverse_top_sort_order_compute): Likewise.
5994 (flow_depth_first_order_compute): Likewise.
5995 (flow_preorder_transversal_compute): Likewise.
5996 (flow_dfs_compute_reverse_execute): Likewise.
5997 (dfs_enumerate_from): Likewise.
5998 (compute_dominance_frontiers_1): Likewise.
5999 * cfgbuild.c (make_edges): Likewise.
6000 (compute_outgoing_frequencies): Likewise.
6001 (find_many_sub_basic_blocks): Likewise.
6002 (find_sub_basic_blocks): Likewise.
6003 * cfgcleanup.c (try_simplify_condjump): Likewise.
6004 (thread_jump): Likewise.
6005 (try_forward_edges): Likewise.
6006 (merge_blocks_move): Likewise.
6007 (outgoing_edges_match): Likewise.
6008 (try_crossjump_to_edge): Likewise.
6009 (try_crossjump_bb): Likewise.
6010 (try_optimize_cfg): Likewise.
6011 (merge_seq_blocks): Likewise.
6012 * cfgexpand.c (expand_gimple_tailcall): Likewise.
6013 (expand_gimple_basic_block): Likewise.
6014 (construct_init_block): Likewise.
6015 (construct_exit_block): Likewise.
6016 * cfghooks.c (verify_flow_info): Likewise.
6017 (dump_bb): Likewise.
6018 (delete_basic_block): Likewise.
6019 (split_edge): Likewise.
6020 (merge_blocks): Likewise.
6021 (make_forwarder_block): Likewise.
6022 (tidy_fallthru_edges): Likewise.
6023 (can_duplicate_block_p): Likewise.
6024 (duplicate_block): Likewise.
6025 * cfglayout.c (fixup_reorder_chain): Likewise.
6026 (fixup_fallthru_exit_predecessor): Likewise.
6027 (can_copy_bbs_p): Likewise.
6028 (copy_bbs): Likewise.
6029 * cfgloop.c (flow_loops_cfg_dump): Likewise.
6030 (flow_loop_entry_edges_find): Likewise.
6031 (flow_loop_exit_edges_find): Likewise.
6032 (flow_loop_nodes_find): Likewise.
6033 (mark_single_exit_loops): Likewise.
6034 (flow_loop_pre_header_scan): Likewise.
6035 (flow_loop_pre_header_find): Likewise.
6036 (update_latch_info): Likewise.
6037 (canonicalize_loop_headers): Likewise.
6038 (flow_loops_find): Likewise.
6039 (get_loop_body_in_bfs_order): Likewise.
6040 (get_loop_exit_edges): Likewise.
6041 (num_loop_branches): Likewise.
6042 (verify_loop_structure): Likewise.
6043 (loop_latch_edge): Likewise.
6044 (loop_preheader_edge): Likewise.
6045 * cfgloopanal.c (mark_irreducible_loops): Likewise.
6046 (expected_loop_iterations): Likewise.
6047 * cfgloopmanip.c (remove_bbs): Likewise.
6048 (fix_bb_placement): Likewise.
6049 (fix_irreducible_loops): Likewise.
6050 (remove_path): Likewise.
6051 (scale_bbs_frequencies): Likewise.
6052 (loopify): Likewise.
6054 (fix_loop_placement): Likewise.
6055 (loop_delete_branch_edge): Likewise.
6056 (duplicate_loop_to_header_edge): Likewise.
6057 (mfb_keep_just): Likewise.
6058 (create_preheader): Likewise.
6059 (force_single_succ_latches): Likewise.
6060 (loop_split_edge_with): Likewise.
6061 (create_loop_notes): Likewise.
6062 * cfgrtl.c (rtl_split_block): Likewise.
6063 (rtl_merge_blocks): Likewise.
6064 (rtl_can_merge_blocks): Likewise.
6065 (try_redirect_by_replacing_jump): Likewise.
6066 (force_nonfallthru_and_redirect): Likewise.
6067 (rtl_tidy_fallthru_edge): Likewise.
6068 (commit_one_edge_insertion): Likewise.
6069 (commit_edge_insertions): Likewise.
6070 (commit_edge_insertions_watch_calls): Likewise.
6071 (rtl_verify_flow_info_1): Likewise.
6072 (rtl_verify_flow_info): Likewise.
6073 (purge_dead_edges): Likewise.
6074 (cfg_layout_redirect_edge_and_branch): Likewise.
6075 (cfg_layout_can_merge_blocks_p): Likewise.
6076 (rtl_flow_call_edges_add): Likewise.
6077 * cse.c (cse_cc_succs): Likewise.
6078 * df.c (hybrid_search): Likewise.
6079 * dominance.c (calc_dfs_tree_nonrec): Likewise.
6080 (calc_dfs_tree): Likewise.
6081 (calc_idoms): Likewise.
6082 (recount_dominator): Likewise.
6083 * domwalk.c (walk_dominator_tree): Likewise.
6084 * except.c (emit_to_new_bb_before): Likewise.
6085 (connect_post_landing_pads): Likewise.
6086 (sjlj_emit_function_enter): Likewise.
6087 (sjlj_emit_function_exit): Likewise.
6088 (finish_eh_generation): Likewise.
6089 * final.c (compute_alignments): Likewise.
6090 * flow.c (calculate_global_regs_live): Likewise.
6091 (initialize_uninitialized_subregs): Likewise.
6092 (init_propagate_block_info): Likewise.
6093 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6094 * gcse.c (find_implicit_sets): Likewise.
6095 (bypass_block): Likewise.
6096 (bypass_conditional_jumps): Likewise.
6097 (compute_pre_data): Likewise.
6098 (insert_insn_end_bb): Likewise.
6099 (insert_store): Likewise.
6100 (remove_reachable_equiv_notes): Likewise.
6101 * global.c (global_conflicts): Likewise.
6102 (calculate_reg_pav): Likewise.
6103 * graph.c (print_rtl_graph_with_bb): Likewise.
6104 * ifcvt.c (mark_loop_exit_edges): Likewise.
6105 (merge_if_block): Likewise.
6106 (find_if_header): Likewise.
6107 (block_jumps_and_fallthru_p): Likewise.
6108 (find_if_block): Likewise.
6109 (find_cond_trap): Likewise.
6110 (block_has_only_trap): Likewise.
6111 (find_if_case1): Likewise.
6112 (find_if_case_2): Likewise.
6113 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
6114 (perfect_nestify): Likewise.
6115 * lcm.c (compute_antinout_edge): Likewise.
6116 (compute_laterin): Likewise.
6117 (compute_available): Likewise.
6118 (compute_nearerout): Likewise.
6119 * loop-doloop.c (doloop_modify): Likewise.
6120 * loop-init.c (loop_optimizer_init): Likewise.
6121 * loop-invariant.c (find_exits): Likewise.
6122 * loop-iv.c (simplify_using_initial_values): Likewise.
6123 (check_simple_exit): Likewise.
6124 (find_simple_exit): Likewise.
6125 * loop-unroll.c (peel_loop_completely): Likewise.
6126 (unroll_loop_constant_iterations): Likewise.
6127 (unroll_loop_runtime_iterations): Likewise.
6128 * loop-unswitch.c (may_unswitch_on): Likewise.
6129 (unswitch_loop): Likewise.
6130 * modulo-sched.c (generate_prolog_epilog): Likewise.
6131 (sms_schedule): Likewise.
6132 * postreload-gcse.c (eliminate_partially_redundant_load):
6134 * predict.c (can_predict_insn_p): Likewise.
6135 (set_even_probabilities): Likewise.
6136 (combine_predictions_for_bb): Likewise.
6137 (predict_loops): Likewise.
6138 (estimate_probability): Likewise.
6139 (tree_predict_by_opcode): Likewise.
6140 (tree_estimate_probability): Likewise.
6141 (last_basic_block_p): Likewise.
6142 (propagate_freq): Likewise.
6143 (estimate_loops_at_level): Likewise.
6144 (estimate_bb_frequencies): Likewise.
6145 * profile.c (instrument_edges): Likewise.
6146 (get_exec_counts): Likewise.
6147 (compute_branch_probabilities): Likewise.
6148 (branch_prob): Likewise.
6149 * ra-build.c (live_in): Likewise.
6150 * ra-rewrite.c (rewrite_program2): Likewise.
6151 * ra.c (reg_alloc): Likewise.
6152 * reg-stack.c (reg_to_stack): Likewise.
6153 (convert_regs_entry): Likewise.
6154 (compensate_edge): Likewise.
6155 (convert_regs_1): Likewise,
6156 (convert_regs_2): Likewise.
6157 (convert_regs): Likewise.
6158 * regrename.c (copyprop_hardreg_forward): Likewise.
6159 * reload1.c (fixup_abnormal_edges): Likewise.
6160 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
6161 (sbitmap_insersection_of_preds): Likewise.
6162 (sbitmap_union_of_succs): Likewise.
6163 (sbitmap_union_of_preds): Likewise.
6164 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
6165 (fix_basic_block_boundaries): Likewise.
6166 (sched_ebbs): Likewise.
6167 * sched-rgn.c (build_control_flow): Likewise.
6168 (find_rgns): Likewise.
6169 * tracer.c (find_best_successor): Likewise.
6170 (find_best_predecessor): Likewise.
6171 (tail_duplicate): Likewise.
6172 * tree-cfg.c (make_edges): Likewise.
6173 (make_ctrl_stmt_edges): Likewise.
6174 (make_goto_expr_edges): Likewise.
6175 (tree_can_merge_blocks_p): Likewise.
6176 (tree_merge_blocks): Likewise.
6177 (cfg_remove_useless_stmts_bb): Likewise.
6178 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6179 (tree_block_forwards_to): Likewise.
6180 (cleanup_control_expr_graph): Likewise.
6181 (find_taken_edge): Likewise.
6182 (dump_cfg_stats): Likewise.
6183 (tree_cfg2vcg): Likewise.
6184 (disband_implicit_edges): Likewise.
6185 (tree_find_edge_insert_loc): Likewise.
6186 (bsi_commit_edge_inserts): Likewise.
6187 (tree_split_edge): Likewise.
6188 (tree_verify_flow_info): Likewise.
6189 (tree_make_forwarder_block): Likewise.
6190 (tree_forwarder_block_p): Likewise.
6191 (thread_jumps): Likewise.
6192 (tree_try_redirect_by_replacing_jump): Likewise.
6193 (tree_split_block): Likewise.
6194 (add_phi_args_after_copy_bb): Likewise.
6195 (rewrite_to_new_ssa_names_bb): Likewise.
6196 (dump_function_to_file): Likewise.
6197 (print_pred_bbs): Likewise.
6198 (print_loop): Likewise.
6199 (tree_flow_call_edges_add): Likewise.
6200 (split_critical_edges): Likewise.
6201 (execute_warn_function_return): Likewise.
6202 (extract_true_false_edges_from_block): Likewise.
6203 * tree-if-conv.c (tree_if_conversion): Likewise.
6204 (if_convertable_bb_p): Likewise.
6205 (find_phi_replacement_condition): Likewise.
6206 (combine_blocks): Likewise.
6207 * tree-into-ssa.c (compute_global_livein): Likewise.
6208 (ssa_mark_phi_uses): Likewise.
6209 (ssa_rewrite_initialize_block): Likewise.
6210 (rewrite_add_phi_arguments): Likewise.
6211 (ssa_rewrite_phi_arguments): Likewise.
6212 (insert_phi_nodes_for): Likewise.
6213 (rewrite_into_ssa): Likewise.
6214 (rewrite_ssa_into_ssa): Likewise.
6215 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
6216 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
6217 (rewrite_trees): Likewise.
6218 * tree-pretty-print.c (dump_bb_header): Likewise.
6219 (dump_implicit_edges): Likewise.
6220 * tree-sra.c (insert_edge_copies): Likewise.
6221 (find_obviously_necessary_stmts): Likewise.
6222 (remove_data_stmt): Likewise.
6223 * tree-ssa-dom.c (thread_across_edge): Likewise.
6224 (dom_opt_finalize_block): Likewise.
6225 (single_incoming_edge_ignoring_loop_edges): Likewise.
6226 (record_equivalences_from_incoming_edges): Likewise.
6227 (cprop_into_successor_phis): Likewise.
6228 * tree-ssa-live.c (live_worklist): Likewise.
6229 (calculate_live_on_entry): Likewise.
6230 (calculate_live_on_exit): Likewise.
6231 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6232 (copy_loop_headers): Likewise.
6233 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
6234 (fill_always_executed_in): Likewise.
6235 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
6236 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
6237 (compute_phi_arg_on_exit): Likewise.
6238 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
6239 (get_loops_exit): Likewise.
6240 (split_loop_exit_edge): Likewise.
6241 (ip_normal_pos): Likewise.
6242 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
6244 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
6245 (replace_phi_with_stmt): Likewise.
6246 (value_replacement): Likewise.
6247 * tree-ssa-pre.c (compute_antic_aux): Likewise.
6248 (insert_aux): Likewise.
6249 (init_pre): Likewise.
6250 * tree-ssa-propagate.c (simulate_stmt): Likewise.
6251 (simulate_block): Likewise.
6252 (ssa_prop_init): Likewise.
6253 * tree-ssa-threadupdate.c (thread_block): Likewise.
6254 (create_block_for_threading): Likewise.
6255 (remove_last_stmt_and_useless_edges): Likewise.
6256 * tree-ssa.c (verify_phi_args): Likewise.
6257 (verify_ssa): Likewise.
6258 * tree_tailcall.c (independent_of_stmt_p): Likewise.
6259 (find_tail_calls): Likewise.
6260 (eliminate_tail_call): Likewise.
6261 (tree_optimize_tail_calls_1): Likewise.
6262 * tree-vectorizer.c (vect_transform_loop): Likewise.
6263 * var-tracking.c (prologue_stack_adjust): Likewise.
6264 (vt_stack_adjustments): Likewise.
6265 (vt_find_locations): Likewise.
6266 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
6267 * config/i386/i386.c (ix86_pad_returns): Likewise.
6268 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
6269 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
6271 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
6274 * config/sparc/sparc.c (struct machine_function): New field
6275 'leaf_function_p' and 'prologue_data_valid_p'.
6276 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
6277 to conveniently access the above fields.
6278 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
6279 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
6280 of the generic flavor 'current_function_uses_only_leaf_regs'.
6281 (eligible_for_sibcall_delay): Likewise.
6282 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
6283 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
6284 (sparc_asm_function_prologue): Add sanity check for the assumption
6285 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
6286 (sparc_can_use_return_insn_p): New function.
6287 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
6288 (output_restore): Likewise.
6289 (output_sibcall): Likewise.
6290 (sparc_output_mi_thunk): Likewise.
6291 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
6292 * config/sparc/sparc.md (return): New expander.
6294 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
6296 2004-09-27 Mark Mitchell <mark@codesourcery.com>
6299 * stor-layout.c (layout_decl): Use fold_convert, not convert.
6300 (bit_from_pos): Likewise.
6301 (byte_from_pos): Likewise.
6302 (pos_from_bit): Likewise.
6303 (normalize_offset): Likewise.
6304 (place_field): Likewise.
6305 (finalize_type_size): Likewise.
6306 (layout_type): Likewise.
6307 * tree.c (build_index_type): Likewise.
6309 2004-09-27 Devang Patel <dpatel@apple.com>
6311 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
6312 * genopinit.c (optabs): New entry for vcond_gen_code and
6314 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
6315 (get_rtx_code): New function.
6316 (vector_compare_rtx): New function.
6317 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
6318 (expand_vec_cond_expr_p): New function.
6319 (expand_vec_cond_expr): New function.
6320 (get_vcond_icode): New function.
6321 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
6322 (vcond_gen_code, vcondu_gen_code): Same.
6324 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
6326 * Makefile.in (STAGESTUFF): Split into ...
6327 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
6328 (mostlyclean): Update.
6329 (stage1-start, stage2-start, stage3-start, stage4-start,
6330 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
6331 Move the STAGEMOVESTUFF.
6333 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6335 * system.h (getpagesize): Return 'int' instead of 'long'.
6337 2004-09-27 Michael Matz <matz@suse.de>
6341 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
6342 bmp_iter_and_init): Shift by bit_in_word.
6344 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
6346 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
6347 * configure.ac: Don't sinclude it here.
6348 * configure: Regenerate.
6350 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
6352 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
6355 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
6358 * c-typeck.c (build_component_ref): Name type involved in
6359 diagnostic for structure or union without a member of the given
6362 2004-09-27 DJ Delorie <dj@redhat.com>
6364 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
6365 .comm alignment is bytes, not bits.
6367 2004-09-27 Devang Patel <dpatel@apple.com>
6369 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
6370 (print_call_name): Do not print VEC_COND_EXPR.
6372 2004-09-27 Devang Patel <dpatel@apple.com>
6374 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
6376 2004-09-27 Jan Hubicka <jh@suse.cz>
6378 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
6380 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
6382 * bitmap.h: Fix a comment typo.
6384 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6386 * libgcc2.c (getpagesize): Change type of return value to int.
6388 2004-09-26 Matt Austern <austern@apple.com>
6390 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
6393 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6395 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
6396 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
6397 (bitmap_iterator): New type.
6398 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
6399 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
6400 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
6401 bmp_iter_and_init, bmp_iter_and_next): New functions.
6402 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
6403 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
6404 use iterator-style EXECUTE_IF_IN_BITMAP macros.
6405 * bitmap.c (bitmap_print): Ditto.
6406 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
6407 btr_def_live_range): Ditto.
6408 * cfganal.c (compute_dominance_frontiers_1) Ditto.
6409 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
6411 * ddg.c (build_inter_loop_deps): Ditto.
6412 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
6414 * except.c (remove_eh_handler): Ditto.
6415 * flow.c (reg_set_to_hard_reg_set): Ditto.
6416 * gcse.c (clear_modify_mem_tables): Ditto.
6417 * global.c (build_insn_chain): Ditto.
6418 * ifcvt.c (dead_or_predicable): Ditto.
6419 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
6421 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
6422 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
6423 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
6424 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
6425 tree_purge_all_dead_eh_edges): Ditto.
6426 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
6427 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
6428 rewrite_ssa_into_ssa): Ditto.
6429 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
6430 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
6432 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
6433 compute_flow_sensitive_aliasing, maybe_create_global_var,
6434 dump_points_to_info_for): Ditto.
6435 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
6436 * tree-ssa-dse.c (dse_finalize_block): Ditto.
6437 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
6438 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
6440 * tree-ssa-loop-ivopts.c (find_induction_variables,
6441 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
6442 determine_use_iv_costs, determine_set_costs, find_best_candidate,
6443 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
6445 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
6446 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
6447 add_call_read_ops): Ditto.
6448 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
6450 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6452 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
6453 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
6455 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
6457 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
6458 reflect size of memory regions being compared.
6460 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
6462 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
6463 expressions. Always clear MEM_SIZE and alias set.
6465 2004-09-26 Roger Sayle <roger@eyesopen.com>
6466 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6469 * stor-layout.c (compute_record_mode): For records with a single
6470 field, only use the field's mode if its size matches what we'd
6471 have choosen for the record ourselves. This forces the use of
6472 BLKmode for packed records that don't completely fill a mode.
6474 2004-09-26 Roger Sayle <roger@eyesopen.com>
6477 * combine.c (force_to_mode): Remove dubious early return test that
6478 inhibits further optimization.
6480 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
6482 * profile.c: Fix a comment typo.
6484 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6487 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
6488 with varying offset.
6489 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
6490 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
6492 (expr_invariant_in_loop_p): New function.
6493 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
6494 component_ref_field_offset for COMPONENT_REFs. Do not allow
6495 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
6496 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
6497 MISALIGNED_INDIRECT_REFs.
6498 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
6499 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
6500 MISALIGNED_INDIRECT_REFs.
6502 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
6505 * gcc.c (cpp_options, cc1_options): Preserve relative order of
6506 -std and -ansi options.
6508 2004-09-26 Jan Hubicka <jh@suse.cz>
6510 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
6511 for nested functions whose proper parent has not been output.
6513 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
6514 when re-constructing profile previously invalidated by loop.
6516 2004-09-25 Dale Johannesen <dalej@apple.com>
6518 * tree-gimple.c: Move GIMPLE definition...
6519 * doc/tree-ssa.texi: here.
6521 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6523 * tree-vectorizer.c: Fix a comment typo.
6525 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6527 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
6528 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
6529 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
6530 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
6532 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6534 * tree-ssa-loop-unswitch.c: Fix a comment typo.
6536 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6538 * doc/passes.texi: Fix a typo.
6540 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6542 * tree-optimize.c (init_tree_optimization_passes): Add
6544 * tree-pass.h (pass_record_bounds): Declare.
6545 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
6548 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6550 PR tree-optimization/17474
6551 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
6552 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
6554 2004-09-25 Jan Hubicka <jh@suse.cz>
6556 * predict.c (counts_to_freqs): Make global.
6557 * predict.h (counts_to_freqa): Declare.
6558 * profile.c (compute_branch_probabilities): Compute frequencies
6559 * tree-profile.c (do_tree_profiling): Refine conditional on when
6560 tree profiling pass is needed.
6562 * passes.c (rest_of_handle_cfg): Disable const/pure function
6563 detection when doing tree based profiling.
6565 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
6568 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
6570 * config/mips/mips.h (struct mips_args): Clarify comments.
6571 * config/mips/mips.c (struct mips_arg_info): Likewise.
6572 (mips_arg_info): Don't allow fpr_p to affect the register or
6573 stack alignment. Remove o64 silliness.
6574 (function_arg): Deal with the o32 float,float case specially.
6576 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
6578 * config/mips/mips.md (loadx, storex): Define for V2SF.
6580 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
6582 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
6583 * config/s390/s390.c (s390_back_chain_rtx): New function.
6584 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
6585 Call anti_adjust_stack.
6586 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
6587 only if compiling with back chain.
6588 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
6589 back chain only if back chain enabled. Use s390_back_chain_rtx.
6591 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
6593 * doc/trouble.texi: Remove obsolete information. Update
6594 information on how to regenerate fixincluded headers.
6596 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
6599 * doc/invoke.texi: Document that
6600 -Wno-error-implicit-function-declaration is not accepted.
6602 2004-09-24 Richard Henderson <rth@redhat.com>
6604 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
6605 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
6607 (alpha_expand_mov): Allow unaligned vectors.
6608 (alpha_expand_unaligned_store): Use CONST0_RTX.
6609 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
6611 2004-09-24 Jeff Law <law@redhat.com>
6613 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
6615 (simplify_cond_and_lookup_avail_expr): Likewise.
6617 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6620 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
6621 title. Document interaction with -fms-extensions.
6622 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
6625 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6628 * doc/extend.texi: Document interaction of attribute noreturn and
6631 2004-09-24 Richard Henderson <rth@redhat.com>
6634 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
6635 (som_hash, som_eq): New.
6636 (init_subregs_of_mode, record_subregs_of_mode): New.
6637 (cannot_change_mode_set_regs): Rewrite for htab implementation.
6638 (invalid_mode_change_p): Likewise.
6639 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
6640 * flow.c (mark_used_regs): Likewise.
6641 (life_analysis): Use init_subregs_of_mode.
6642 * regs.h (subregs_of_mode): Remove.
6643 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
6645 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
6647 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
6648 type with the copy of the conditional.
6650 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
6653 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6654 Prevent renaming if the aliasing sets of the type which the
6655 pointer points to are different.
6657 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6660 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
6661 declarations of enumerators.
6662 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
6663 for redefinition. Check for nested redefinition.
6664 (finish_struct): Don't check for nested redefinition.
6665 (start_enum): Check for nested redefinition.
6667 2004-09-24 Devang Patel <dpatel@apple.com>
6669 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
6670 only when necesssary.
6671 (combine_blocks): Combine loop header and exit block.
6673 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
6675 * hooks.c (hook_tree_tree_bool_null): New.
6676 * hooks.h (hook_tree_tree_bool_null): Declare it.
6677 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
6678 * targhooks.c (default_fold_builtin): Remove.
6679 * targhooks.h (default_fold_builtin): Remove.
6681 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6683 PR rtl-optimization/17625
6684 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
6686 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
6689 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
6690 Reject if any of the operands occur in an abnormal PHI.
6692 2004-09-24 Andreas Schwab <schwab@suse.de>
6694 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
6697 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6699 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
6700 if the GNU assembler is used.
6701 (sparc-*-solaris2*): Likewise.
6702 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
6703 (dbxout_function_end): Protect N_ENSYM with it.
6704 (dbxout_begin_prologue): Protect N_BNSYM with it.
6705 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
6706 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
6707 * config/sparc/sol2-gas.h: New file.
6709 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
6712 * Makefile.in (@set_gcc_lib_path@): Added.
6714 * configure.ac: Include ../config/gcc-lib-path.m4. Use
6715 TL_AC_GNU_MAKE_GCC_LIB_PATH.
6716 * configure: Regenerated.
6718 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6721 * c-typeck.c (build_c_cast): Improve wording of
6722 -Wbad-function-cast diagnostic.
6724 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
6727 * config/cris/cris.md (moverside, movemside): Rename variable
6728 "reg" to "otherop". To generate canonical RTX, check that otherop
6729 isn't constant instead of checking that operand 1 is a register.
6731 2004-09-23 Jakub Jelinek <jakub@redhat.com>
6733 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
6735 2004-09-23 Diego Novillo <dnovillo@redhat.com>
6736 Jakub Jelinek <jakub@redhat.com>
6738 * tree-flow.h (find_new_referenced_vars): Add prototype.
6739 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
6741 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
6743 (mark_new_vars_to_rename): Walk through all operands.
6744 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
6745 (execute_fold_all_builtins): Use it.
6746 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
6748 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
6750 * gthr-tpf.h: New file.
6751 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
6752 * gthr.h: Use gthr-tpf.h on TPF OS.
6754 2004-09-23 Jeff Law <law@redhat.com>
6756 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
6757 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
6758 (substitute_and_fold): Likewise.
6759 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
6760 except invariants from SSA_NAME_VALUE.
6761 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
6762 and SET_SSA_NAME_EQUIV.
6763 (restore_vars_to_original_value, record_const_or_copy): Likewise.
6764 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
6765 (record_equality, cprop_into_successor_phis): Likewise.
6766 (record_equivalences_from_stmt, cprop_operand): Likewise.
6767 (lookup_avail_expr): Likewise.
6768 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
6769 from SSA_NAME_VALUE.
6770 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
6771 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
6772 annotation from the VALUE_HANDLE field.
6774 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
6778 * tree.c (reconstruct_complex_type): Remove extra "this".
6779 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
6780 Add V4SFmode to case statement.
6782 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
6785 * doc/extend.texi, doc/invoke.texi: Document interaction of
6786 -fno-builtin with format checks. Note that built-in functions
6787 have effects beyond generating code that avoids calls to those
6790 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
6792 PR tree-optimization/17533
6793 * dominance.c (verify_dominators): Tolerate even more incorrect
6794 dominance data during error message printing.
6795 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
6796 and edges more correctly.
6798 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
6800 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
6802 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
6803 MISALIGNED_INDIRECT_REF.
6804 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
6805 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
6807 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
6808 (find_interesting_uses_address): Likewise.
6809 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
6810 (build_fold_addr_expr_with_type): Likewise.
6811 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
6812 * print-rtl.c (print_mem_expr): Likewise.
6813 * tree-dump.c (dequeue_and_dump): Likewise.
6814 * tree-eh.c (tree_could_trap_p): Likewise.
6815 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
6816 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
6817 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
6819 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6820 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6821 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
6822 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
6823 (add_address_candidates, rewrite_address_base): Likewise.
6824 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
6826 * tree.c (staticp, build1_stat): Likewise.
6828 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
6829 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
6830 * tree-ssa-operands.c (get_expr_operands): Likewise.
6831 * expr.c (expand_expr_real_1): Likewise.
6833 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
6835 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
6837 (expand_ternary_op): New function.
6838 * genopinit.c (optabs): Handle the new optabs.
6839 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
6840 (init_optabs): Initialize vec_realign_load_optab.
6841 (expand_ternary_op): New functions.
6843 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
6844 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
6845 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
6846 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
6847 * target.h (struct vectorize): New member for struct gcc_target.
6848 (misaligned_mem_ok): New member for targetm.vectorize.
6849 (builtin_mask_for_load): Likewise.
6850 (builtin_mask_for_store): Likewise.
6851 * targethooks.c (default_vect_misaligned_mem_ok): New function.
6852 * targethooks.h (default_vect_misaligned_mem_ok): New function.
6854 * config/rs6000/altivec.md (build_vector_mask_for_load): New
6856 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
6857 (vec_realign_load_v16qi): New define_insn.
6858 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
6859 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
6860 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
6861 (altivec_builtin_mask_for_store): New variables.
6862 (rs6000_builtin_mask_for_load): New function. Implements
6863 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
6864 (rs6000_builtin_mask_for_store): New function. Implements
6865 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
6866 (rs6000_expand_builtin): Expand the target builtins
6867 builtin_mask_for_load and builtin_mask_for_store.
6868 (altivec_init_builtins): Initialize the new target builtins.
6869 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
6870 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
6872 * tree-vectorizer.c (vect_create_data_ref): Renamed to
6873 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
6874 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
6875 (vectorizable_store): Call vect_create_data_ref_ptr with additional
6876 arguments, and create an indirect_ref with its return value data_ref.
6877 Check aligned_access_p.
6878 (vectorizable_load): Handle misaligned loads, using software-pipelined
6879 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
6880 vec_realign_load_optab is supported, or using a scheme without
6881 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
6882 misaligned_mem_ok is supported.
6884 (vect_finish_stmt_generation): Typo.
6885 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
6886 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
6887 presence of misaligned loads.
6888 (vect_analyze_data_ref_access): Add check for constant init.
6889 (vect_get_symbl_and_dr): Remove duplicate line.
6890 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
6892 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
6894 * builtins.c: Fix a comment typo.
6896 2004-09-23 Jan Hubicka <jh@suse.cz>
6898 * profile.c (branch_prob): Do not verify flow info in the middle of the
6901 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6903 * cfgloop.h (update_single_exits_after_duplication): Declare.
6904 (loopify, split_loop_bb): Declaration changed.
6905 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
6907 (loopify): Added redirect_all_edges argument.
6908 (update_single_exits_after_duplication): Export.
6909 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
6910 * tree-flow.h (tree_duplicate_loop_to_header_edge,
6911 tree_ssa_loop_version): Declare.
6912 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
6913 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
6914 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
6915 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
6917 * tree-ssa-loop-unswitch.c: New file.
6918 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
6919 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
6920 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
6921 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
6922 * tree-pass.h (pass_unswitch): Declare.
6923 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
6924 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
6925 * doc/passes.texi: Documen tree level loop unswitching.
6927 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
6929 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
6931 2004-09-22 Eric Christopher <echristo@redhat.com>
6933 * builtins.c (simplify_builtin_va_start): Remove.
6934 (simplify_builtin): Ditto.
6935 (fold_builtin_strchr): Ditto.
6936 (simplify_builtin_*): Rename remainders to fold_builtin_*.
6937 (expand_builtin): Fix up for above changes.
6938 (fold_builtin_1): Add new folders. Change for above.
6939 (expand_builtin_va_start): Call fold_builtin_next_arg.
6940 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
6941 * tree.h: Remove prototype for simplify_builtin.
6943 2004-09-23 Jan Hubicka <jh@suse.cz>
6946 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
6947 of fully inlined functions.
6948 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
6951 * cfgexpand.c (add_reg_br_prob_note): New function.
6952 (expand_gimple_cond_expr): Use it.
6953 (tree_expand_cfg): No longer kill the profile.
6954 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
6955 only if it is present.
6956 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
6957 * predict.c (combine_predictions_for_insn): Set the probabilities
6958 based on REG_BR_PROB note if present.
6959 * predict.c (branch_prob): Profile is read only with
6960 flag_branch_probabilities.
6962 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
6964 * aclocal.m4: Add in gettext's m4 includes.
6965 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
6966 * configure.ac: Add in check for iconv.h
6967 * configure: Regenerate.
6969 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
6971 * aclocal.m4: Update for rename of gettext-sister.m4.
6973 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
6975 Fix PR tree-optimization/17587
6976 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
6977 (insert_aux): Instead of here.
6979 2004-09-22 Diego Novillo <dnovillo@redhat.com>
6981 PR tree-optimization/16721
6982 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
6983 * tree-ssa-alias.c (create_memory_tag): Move setting of
6984 TREE_THIS_VOLATILE ...
6985 (get_tmt_for): ... here.
6987 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6989 * config/sparc/sparc.md (cmove splitter): Fix formatting.
6990 (conditional_trap expander): Reject inappropriate CCmodes.
6991 (conditional trap insn): Use V9 syntax if possible.
6993 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
6996 * c-typeck.c (build_component_ref): Don't special-case
6999 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
7001 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
7004 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7006 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
7007 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7008 TRUTH_XOR_EXPR): Mention the restriction on types.
7010 2004-09-22 Matt Austern <austern@apple.com>
7012 * config/darwin.c (darwin_make_decl_one_only):
7013 Allow coalesced symbol to appear in static archive's table of contents
7015 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7017 PR tree-optimization/17512
7018 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
7021 2004-09-22 David Edelsohn <edelsohn@gnu.org>
7023 * dbxout.c (get_lang_number): Do not define if
7024 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
7026 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
7029 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
7030 builtin_define ("__USE_INIT_FINI__").
7032 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
7034 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
7035 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
7036 * config/s390/s390.h (TARGET_TPF): New macro.
7037 * config/s390/s390.md ("eh_return"): New expander.
7038 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
7039 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
7040 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
7041 * config/s390/tpf.h (TARGET_TPF): Define to 1.
7042 (STACK_POINTER_OFFSET): Increase to 448.
7043 (TARGET_DEFAULT): Set -mtpf-trace on as default.
7044 (TPF_LOC_DIFF_OFFSET): New macro.
7045 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
7047 (__isPATrange): Add prototype.
7048 (MD_FALLBACK_FRAME_STATE_FOR): Define.
7049 * config/s390/tpf-eh.c: New file.
7051 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7053 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
7054 operands in an integer comparison.
7055 * tree-cfg.c (find_taken_edge): Call fold() to determine
7056 whether the predicate is known.
7058 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7060 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
7061 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
7062 Create build and doc directories along with the language directories.
7063 Don't create doc directory separately.
7064 * configure: Regenerate.
7065 * Makefile.in: Create all object and executables files built
7066 with the build compiler in a build/ directory.
7067 (genobjnames): Add missing build objects.
7068 (STAGESTUFF): Don't stage the gen* programs.
7069 (ggc-none.o): Define dependencies for the target compiler.
7070 (build-print-rtl.o): Rename to build/print-rtl.o.
7071 (build-errors.o): Rename to build/errors.o.
7072 (build-varray.o): Rename to build/varray.o.
7073 (maintainerclean): Delete the contents of the build directory.
7074 ($(genobjs): %.o): Explicitly use -o.
7075 (build/insn-conditions.o): Delete specfic rule to use generic rule.
7076 (build/gengtype-lex.o): Likewise.
7077 (build/gengtype-yacc.o): Likewise.
7078 (build/gcov-iov.o): Likewise.
7080 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
7082 * vec.h (VEC_space): Return true if there _is_ space.
7083 (VEC_reserve): Adjust.
7085 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
7087 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
7088 use FPRs for scalar, complex and vector types only.
7090 2004-09-21 Jeff Law <law@redhat.com>
7092 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
7093 the opt_stats_d structure.
7094 (vrp_data): Change from a varray into a hash table.
7095 (vrp_hash_elt): New structure for elements in the vrp hash table.
7096 (vrp_hash, vrp_eq):New functions for hashing and testing equality
7097 in the vrp hash table.
7098 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
7099 initialization slightly to make it easier to read. No longer need
7100 to grow/clear the varray. Instead empty and delete the hash table.
7101 (dom_opt_finalize_block): Update due to change of VRP_DATA from
7102 a varray to a hash table.
7103 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
7105 * tree-ssa-ccp.c (get_default_value): If we have a constant
7106 value recorded for an SSA_NAME, then use that constant as
7107 the initial lattice value.
7108 (substitute_and_fold): Transfer equivalences discovered into
7111 * tree.h (SSA_NAME_EQUIV): Add comments.
7112 (SET_SSA_NAME_EQUIV): Similarly.
7114 2004-09-21 David Edelsohn <edelsohn@gnu.org>
7116 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
7118 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
7120 2004-09-21 Mark Mitchell <mark@codesourcery.com>
7122 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
7123 (finish_decl): Likewise.
7125 2004-09-21 Devang Patel <dpatel@apple.com>
7127 * tree.def (VEC_COND_EXPR): New tree node.
7128 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
7130 2004-09-21 Stan Shebs <shebs@apple.com>
7132 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
7133 * config/rs6000/darwin-world.asm: Likewise.
7135 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
7137 * tree-ssa.c (verify_def): Use print_generic_stmt,
7138 not debug_generic_stmt.
7139 (verify_use): Ditto.
7140 (verify_phi_args): Ditto.
7141 (verify_ssa): Ditto.
7143 2004-09-21 Paul Brook <paul@codesourcery.com>
7145 * varasm.c (default_assemble_integer): Return false for values wider
7146 than the target word size. Works around GAS bug.
7148 2004-09-21 Zack Weinberg <zack@codesourcery.com>
7150 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
7152 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
7155 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
7157 * c-typeck.c (build_function_call): Give name of object
7158 we are attempting to call in error message.
7159 * c-objc-common.c (c_tree_printer): Call pp_expression,
7160 not return false, for 'E' case.
7162 2004-09-21 Steven Bosscher <stevenb@suse.de>
7164 PR rtl-optimization/17482
7165 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
7166 load_killed_in_block_p): Clarify comments.
7167 (record_last_reg_set_info): Make static inline.
7168 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
7169 (record_opr_changes): New function to replace the above.
7170 (compute_hash_table): Clarify comments. Use record_opr_changes.
7171 (reg_set_between_after_reload_p): Clean up.
7172 (reg_used_between_after_reload_p): Likewise.
7173 (eliminate_partially_redundant_load): Clarify comments.
7175 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7177 PR rtl-optimization/17266
7178 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
7180 2004-09-21 Uros Bizjak <uros@kss-loka.si>
7182 PR rtl-optimization/14851
7183 * rtlanal.c (commutative_operand_precedence): Calculate
7184 precedence of stripped constant.
7186 2004-09-20 Jeff Law <law@redhat.com>
7187 Jan Hubicka <jh@suse.cz>
7189 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
7190 initialize key elements here.
7191 (release_ssa_name): Zero the released SSA_NAME here.
7192 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
7193 (struct tree_ssa_name): Add new "equiv" field.
7194 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
7195 (tree_ssa_dominator_optimize): No longer allocate, resize or
7196 clear CONST_AND_COPIES.
7197 (get_value_for, set_value_for): Kill.
7198 (thread_across_edge): Get/set the equivalency using
7199 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7200 (restore_vars_to_original_value): Likewise.
7201 (record_equivalences_from_phis): Likewise.
7202 (record_dominating_conditions): Likewise.
7203 (record_const_or_copy, record_equality): Likewise.
7204 (lookup_avail_expr): Likewise.
7205 (record_equivalences_from_stmt, cprop_operand): Likewise.
7206 (cprop_into_successor_phis): No longer need to pass around
7207 CONST_AND_COPIES. Callers updated. Get equivalences via
7209 (cprop_into_phis): Likewise.
7211 2004-09-20 Matt Austern <austern@apple.com>
7212 Zack Weinberg <zack@codesourcery.com>
7214 * c-common.c (fix_string_type): Build the unqualified array
7215 type unconditionally, then use c_build_qualified_type to get
7216 the proper const-qualified variant, and set its
7217 TYPE_MAIN_VARIANT to refer to the unqualified type.
7218 * c-lex.c (c_lex_return_raw_string): New global.
7219 (c_lex_with_flags): Honor it.
7220 * c-pragma.h: Declare it.
7222 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
7224 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
7226 2004-09-21 Jan Hubicka <jh@suse.cz>
7229 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
7230 (tree_rest_of_compilation): Cleanup.
7232 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
7234 * config/s390/s390.c (s390_select_rtx_section): Remove.
7235 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
7237 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
7239 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
7240 note to pretend a direct save from the original register when an
7241 intermediate register is used for the save.
7243 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7245 * tsystem.h (alloca): Provide a default definition.
7248 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7249 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7251 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
7254 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
7255 aliasing sets are the same rather than just conflicting.
7257 2004-09-20 Jan Hubicka <jh@suse.cz>
7261 * cgraph.c (cgraph_unnest_node): New function.
7262 (c_finalize): Rename to ....
7263 (c_warn_unused_result_recursivly): ... this one; do only the warning
7264 (finish_function): Finalize the toplevel function; do not lower nested tree.
7265 * cgraph.h (cgraph_unnest_node): Declare.
7266 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
7267 nestedness datastructure.
7268 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
7269 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
7270 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
7272 2004-09-20 Richard Henderson <rth@redhat.com>
7274 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
7275 from some_small_symbolic_operand_1; export.
7276 (some_small_symbolic_operand): Remove.
7277 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
7279 * config/alpha/predicates.md (some_small_symbolic_operand): New.
7281 2004-09-20 Jan Hubicka <jh@suse.cz>
7283 * predict.c (return_prediction): New function.
7284 (apply_return_prediction): Likewise.
7285 (tree_bb_level_predictions): Likewise.
7286 (tree_estimate_probability): Add noreturn exit edges; call
7287 bb_level_predictions; fix logic of return heuristics.
7288 (predict_paths_leading_to): Rescuesce from old CVS version of
7289 process_note_prediction function.
7290 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
7292 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
7294 * config/s390/s390.c (s390_frame_info): Added alignment statement for
7295 floating point register area on stack.
7297 2004-09-20 Jakub Jelinek <jakub@redhat.com>
7299 * predict.c (expr_expected_value): Use *_CLASS_P macros.
7301 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
7303 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
7304 generating useless garbage.
7306 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
7308 * builtins.c (fold_builtin): Call the new omonymous
7309 target hook for machine-dependent built-ins.
7310 * target-def.h (TARGET_FOLD_BUILTIN): New.
7311 * target.h (struct gcc_target): Add the fold_builtin hook.
7312 * targhooks.c (default_fold_builtin): New.
7313 * targhooks.h (default_fold_builtin): Declare it.
7315 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
7317 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
7320 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
7323 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
7325 2004-09-20 Jan Hubicka <jh@suse.cz>
7327 * predict.c (estimate_probability): Remove unnecesary code.
7329 2004-09-19 Ira Rosen <irar@il.ibm.com>
7331 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
7332 (STMT_VINFO_VECT_DR_BASE): Declare.
7333 (VECT_SMODULO): Declare.
7334 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
7335 (vect_compute_array_base_alignment): New function.
7336 (vect_analyze_data_ref_access): Check array indices. Remove one
7337 dimensional arrays restriction.
7338 (vect_get_ptr_offset): New function.
7339 (vect_get_symbl_and_dr): New function.
7340 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
7341 (former name vect_get_base_decl_and_bit_offset).
7342 (vect_create_index_for_array_ref): Removed.
7343 (vect_create_index_for_vector_ref): New function.
7344 (vect_create_addr_base_for_vector_ref): New function.
7345 (vect_create_data_ref): Handle additional data refs. Call
7346 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
7347 (vect_compute_data_ref_alignment): Support the changes. Call
7348 vect_get_base_and_bit_offset.
7349 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
7350 data refs. Store vect_dr_base.
7351 (vect_analyze_data_ref_accesses): Support nonconstant init.
7352 (new_stmt_vec_info): Initialize vect_dr_base field.
7353 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7354 (get_vectype_for_scalar_type): Check for BLKmode.
7355 * tree-chrec.h (initial_condition_in_loop_num): Declare.
7356 * tree-chrec.c (initial_condition_in_loop_num): New function.
7357 (chrec_component_in_loop_num): New function.
7358 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
7359 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
7360 to be pointer to varray_type.
7362 2004-09-19 Jan Hubicka <jh@suse.cz>
7364 * basic-block.h (update_bb_profile_after_threading): Declare.
7365 * cfg.c (update_bb_profile_after_threading): Break out from ...
7366 * cfgcleanup.c (try_forward_edges): ... here; use it.
7367 * tree-ssa-dom.c (thread_across_edge): Use it.
7368 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
7369 profile of the new BB.
7371 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
7373 * tree-ssa-pre.c (insert_into_set): Don't put
7374 is_gimple_min_invariant values into the set.
7376 2004-09-19 Andreas Jaeger <aj@suse.de>
7378 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
7381 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7383 * config/cris/cris.h: Preserve the original spelling in a
7386 2004-09-18 Jeff Law <law@redhat.com>
7388 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
7389 global varrays to replace the block local varrays.
7390 (struct dom_walk_block_data): Remove, no longer used.
7391 (get_eq_expr_value): No longer need to pass around pointers to local
7392 varrays. Callers updated. Unused markers added to unused parameters.
7393 (record_range, record_equivalences_from_stmt): Likewise.
7394 (record_equivalences_from_incoming_edge): Likewise.
7395 (record_var_is_nonzero): Likewise. Update now that we have a
7396 single global varray of SSA_NAMEs that need restoring.
7397 (dom_opt_initialize_block_local_data): Kill, no longer used.
7398 (tree_ssa_dominator_optimize): Initialize new global varrays.
7399 Update callbacks in dominator walker structure.
7400 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
7401 VRP_VARIABLES_STACK.
7402 (restore_nonzero_vars_to_original_value): Update now that we have
7403 a single global varray of SSA_NAMEs that need restoring.
7404 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
7405 Remove unused variables.
7406 (optimize_stmt): Remove unused variable.
7408 2004-09-18 Jan Hubicka <jh@suse.cz>
7410 * tree-cfg.c (thread_jumps): Fix updating of the profile.
7412 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
7415 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7417 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
7418 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
7419 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
7420 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
7421 tree-ssa-operands.c, tree-ssa-phiopt.c,
7422 tree-ssa-threadupdate.c: Fix comment typos.
7424 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7426 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
7427 config/arm/README-interworking, config/arm/arm-cores.def,
7428 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
7429 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
7430 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
7431 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
7432 config/frv/frv.md, config/i386/winnt.c,
7433 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
7434 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
7435 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
7436 config/mcore/mcore.c, config/mips/mips.h,
7437 config/mn10300/mn10300.md, config/pa/pa.c,
7438 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
7439 config/rs6000/rs6000.c, config/sh/symbian.c,
7440 config/sparc/sparc.h: Fix comment typos. Follow spelling
7443 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
7446 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
7448 2004-09-18 Diego Novillo <dnovillo@redhat.com>
7450 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
7451 remove TREE_ADDRESSABLE from RESULT_DECL.
7453 2004-09-18 Diego Novillo <dnovillo@redhat.com>
7455 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
7457 2004-09-18 Jan Hubicka <jh@suse.cz>
7459 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
7461 * tree-ssa-alias.c (init_alias_info): Likewise.
7462 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
7463 (verify_ssa): Likewise.
7464 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
7466 2004-09-18 Jan Hubicka <jh@suse.cz>
7468 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
7471 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
7473 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
7474 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7475 DW_EH_PE_sdata* for data.
7476 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
7478 2004-09-17 Geoffrey Keating <geoffk@apple.com>
7480 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
7484 * c-typeck.c (constructor_asmspec): Delete.
7485 (struct initializer_stack): Delete field 'asmspec'.
7486 (start_init): Delete saving of asmspec.
7487 (finish_init): Don't update constructor_asmspec.
7488 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
7489 * stmt.c (expand_asm): Duplicate strings from tree.
7490 (expand_asm_operands): Likewise.
7491 * tree.c (tree_size): Update computation of size of STRING_CST.
7492 (make_node): Don't make STRING_CST nodes.
7493 (build_string): Allocate string with tree node.
7494 (tree_code_size): Clean up assertions, don't allow requests
7495 for "the size of a STRING_CST".
7496 * tree.def (STRING_CST): Update comment.
7497 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
7498 (tree_string): Place contents of string in tree node.
7499 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
7502 2004-09-17 Zack Weinberg <zack@codesourcery.com>
7504 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
7505 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
7507 2004-09-17 Jones Desougi <jones@ingate.com>
7509 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
7510 * configure, config.in: Regenerate.
7512 2004-09-17 Zack Weinberg <zack@codesourcery.com>
7514 * tree.c, tree.h (tree_class_strings): Make array const.
7515 Reindent per coding convention. Move asterisk to proper place
7516 per coding convention.
7518 2004-09-18 Andreas Schwab <schwab@suse.de>
7520 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
7521 (tree-vectorizer.o): Likewise.
7522 (targhooks.o): Likewise.
7524 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
7525 Zack Weinberg <zack@codesourcery.com>
7527 * alias.c (find_base_decl): Remove unreachable case '3' block.
7528 * expr.c (safe_from_p): Abort if passed a type.
7529 * tree-gimple.c (recalculate_side_effects): Abort if passed
7530 anything other than an expression.
7531 * tree-ssa-pre.c (phi_translate): Return expr immediately if
7532 is_gimple_min_invariant is true for it. Reorder cases for clarity.
7533 Abort on un-handled tree classes.
7534 (valid_in_set): Likewise.
7535 * tree.c (tree_code_class_strings): New static data.
7537 * tree.h (enum tree_code_class): New.
7538 (tree_code_class_strings): Declare.
7539 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
7540 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
7541 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
7542 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
7543 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
7545 * tree.def, c-common.def, objc/objc-tree.def: Use
7546 tree_code_class enumeration constants instead of code letters.
7548 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
7549 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
7550 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
7551 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
7552 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
7553 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
7554 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
7555 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
7556 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
7557 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
7558 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
7559 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
7560 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
7563 * LANGUAGES: Add note about change.
7565 2004-09-17 Diego Novillo <dnovillo@redhat.com>
7567 PR tree-optimization/17319
7568 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
7569 examine pointers on the LHS of an assignment.
7570 (collect_points_to_info_r): Handle RETURN_EXPR.
7572 2004-09-17 Jeff Law <law@redhat.com>
7574 * tree-ssa-dom.c (const_and_copies_stack): New.
7575 (dom_walk_block_data): Remove const_and_copies field.
7576 (record_const_or_copy): No longer need to pass in varray_type *.
7577 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
7579 (record_equality): Similarly.
7580 (restore_vars_to_original_value): Similarly. Revamp to use new
7581 single global stack rather than per-block stacks.
7582 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
7583 (thread_across_edge): Remove now unused parameters.
7584 (dom_opt_initialize_block_local_data): No longer test the block
7585 local CONST_AND_COPIES.
7586 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
7588 2004-09-17 Jan Hubicka <jh@suse.cz>
7590 PR tree-optimization/17509
7591 * tree-optimize.c (update_inlined_to_pointers): New function.
7592 (tree_rest_of_compilation): Use it.
7594 2004-09-17 Devang Patel <dpatel@apple.com>
7596 * dbxout.c (get_lang_number): New.
7597 (dbxout_init): Include lang number in N_SO stab.
7598 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
7599 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
7601 2004-09-17 Diego Novillo <dnovillo@redhat.com>
7603 PR tree-optimization/17273
7604 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
7605 replacement is a constant.
7607 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
7609 * c-tree.h (enum c_typespec_keyword): New.
7610 (struct c_declspecs): Adjust description of "type". Remove
7611 specbits, explicit_int_p and explicit_char_p. Rename
7612 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
7613 short_p, signed_p, unsigned_p and complex_p.
7614 (finish_declspecs): New.
7615 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
7616 typename): Call finish_declspecs.
7617 * c-decl.c (finish_declspecs): New.
7618 (declspecs_add_type): Check for combinations which cannot occur in
7619 valid specifier lists. Update comments.
7620 (shadow_tag_warned): Remove checks done in finish_declspecs.
7621 Don't report useless type name if type defaulted to int.
7622 (grokdeclarator): Remove checks and actions done in
7623 finish_declspecs. Don't allow for type being NULL. Update for
7624 datastructures changes. Initialize decl_attr.
7625 (build_null_declspecs, quals_from_declspecs): Update for
7626 datastructures changes.
7628 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
7630 * doc/extend.texi: Fix duplicated word.
7632 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
7634 * doc/invoke.texi: Remove stray explanation on
7635 -freduce-all-givs and -fmove-all-movables.
7637 2004-09-17 James Morrison <phython@gcc.gnu.org>
7639 * doc/cfg.texi: Use @smallexample.
7640 * doc/md.texi: Likewise.
7641 * doc/tree-ssa.texi: Likewise.
7642 * doc/extend.texi: Likewise. Use @r{} in comments.
7643 * doc/trouble.texi: Use @r{} in comments.
7645 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
7647 * configure.ac (gcc_cv_gld_version): Handle whitespace before
7649 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
7650 * configure: Regenerate.
7652 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
7654 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
7655 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
7656 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
7657 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
7658 slashes in substitutions.
7659 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
7661 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
7663 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
7664 gimplify.c, lambda-code.c, optabs.c, predict.c,
7665 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
7666 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
7669 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
7671 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
7672 doc/extend.texi, doc/install.texi, doc/invoke.texi,
7673 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
7674 doc/trouble.texi: Use @option around options.
7676 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
7678 * Makefile.in (gen-protos.o): Depend on errors.h.
7680 2004-09-17 Steven Bosscher <stevenb@suse.de>
7682 PR tree-optimization/17513
7683 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
7684 for successors of the entry block.
7686 2004-09-17 Uros Bizjak <uros@kss-loka.si>
7688 PR rtl-optimization/15187
7689 * ifcvt.c (noce_try_cmove_arith): Exit early if total
7690 insn_rtx_cost of both branches > BRANCH_COST
7692 2004-09-16 Diego Novillo <dnovillo@redhat.com>
7694 PR tree-optimization/17528
7695 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
7696 erase the may-alias set for a tag when merging it with
7699 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
7701 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
7702 for 32-bit TARGET_SHMEDIA.
7703 (call_value): Likewise.
7705 2004-09-16 Diego Novillo <dnovillo@redhat.com>
7707 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
7708 test apply only to TREE_STATIC and DECL_EXTERNAL.
7710 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7712 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
7713 * basic-block.h (get_dominated_by_region): Declare.
7714 * dominance.c (get_dominated_by_region): New function.
7715 * tree-cfg.c: Include cfglayout.h.
7716 (tree_duplicate_bb): Duplicate also phi nodes.
7717 (struct ssa_name_map_entry): New type.
7718 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
7719 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
7720 allocate_ssa_names, rewrite_to_new_ssa_names_def,
7721 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
7722 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
7723 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
7724 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
7725 rewrite_to_new_ssa_names, allocate_ssa_names,
7726 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
7727 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
7728 (copy_loop_headers): Use tree_duplicate_sese_region.
7730 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
7732 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
7734 2004-09-16 Jeff Law <law@redhat.com>
7736 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
7737 (rewrite_block_data): Remove, no longer used.
7738 (rewrite_initialize_block_local_data): Remove, no longer used.
7739 (rewrite_initialize_block): Mark parameters as unused as needed.
7740 Change references to the block local block_defs to be block_defs_stack.
7741 Push a marker onto the block_defs_stack.
7742 (ssa_rewrite_initialize_block): Similarly.
7743 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
7744 (ssa_register_new_def): No longer needs varray argument. Use
7745 block_defs_stack instead. No longer handle possibly null block_defs
7746 varray. Reverse order of items we push on the stack to make it
7747 easier to identify our marker.
7748 (register_new_def): No longer handle possibly null block_defs
7750 (rewrite_finalize_block): Revamp to look for markers in the global
7751 block_defs_stack varray rather than wiping a block local varray.
7752 Mark arguments as unused as needed.
7753 (ssa_rewrite_finalize_block): Similarly.
7754 (rewrite_into_ssa): Update initialization of dom walker structure
7755 to reflect that we don't need block local data anymore. Initialize
7756 the block_defs_stack varray.
7757 (rewrite_ssa_into_ssa): Similarly.
7758 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
7759 (struct dom_walk_data): Kill block_defs field.
7760 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
7761 (thread_across_edge): Use the global block_defs_stack instead of
7762 the old block_defs varray.
7763 (dom_opt_initialize_block_local_data): Update now that we don't have
7764 block_defs field to check anymore.
7765 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
7766 (restore_currdefs_to_original_value): Use the new block_defs_stack
7767 instead of a block local varray.
7768 (dom_opt_finalize_block): Similarly.
7769 (record_equivalencs_from_phis): Similarly.
7770 (optimize_stmt, register_definitions_for_stmt): Similarly.
7772 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
7774 PR tree-optimization/17517
7775 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7776 coalesce same-root variables without checking for abnormal PHI usage.
7778 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
7780 * cfgloop.h (duplicate_loop): Add prototype.
7781 * cfgloopmanip.c (duplicate_loop): Make non-static.
7782 * lambda-code.c (perfect_nestify): Factor out test whether
7783 we can handle this loop into separate function.
7785 (can_convert_to_perfect_nest): New function.
7786 (replace_uses_of_x_with_y): Add modify_stmt call.
7787 * tree-loop-linear.c (linear_transform_loops): Call
7788 rewrite_into_loop_closed_ssa and free_df.
7790 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
7792 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
7793 loop invariant as well.
7794 (perfect_nestify): new function.
7795 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
7796 upper bounds, and steps.
7797 Set outerinductionvar properly.
7798 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
7800 Return NULL if we need a perfect loop and can't make one.
7801 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
7802 (not_interesting_stmt): New function.
7803 (phi_loop_edge_uses_def): Ditto.
7804 (stmt_uses_phi_result): Ditto.
7805 (stmt_is_bumper_for_loop): Ditto.
7806 (perfect_nest_p): Ditto.
7807 (nestify_update_pending_stmts): Ditto.
7808 (replace_uses_of_x_with_y): Ditto.
7809 (stmt_uses_op): Ditto.
7810 (perfect_nestify): Ditto.
7811 * lambda-mat.c (lambda_matrix_id_p): New function.
7812 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
7813 * lambda.h: Update prototypes.
7814 * tree-loop-linear (linear_transform_loop): Use new
7815 perfect_nest_p. Detect and ignore identity transform.
7816 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
7818 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
7820 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
7821 Gather also strides of accessed data. Pass in the data references
7823 (try_interchange_loops): Add a new heuristic for handling the temporal
7824 locality. Pass in the data references array.
7825 (linear_transform_loops): Pass the data references array to
7826 try_interchange_loops.
7828 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
7830 * doc/invoke.texi: Fix typos. Follow spelling conventions.
7832 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
7834 * doc/c-tree.texi (Classes): Remove index entries for
7835 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
7837 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7839 * fold-const.c (fold): Fold difference of addresses.
7840 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
7841 get_inner_reference.
7842 * tree-ssa-loop-ivopts.c (peel_address): Removed.
7843 (ptr_difference_const): Moved to fold-const.c.
7844 (split_address_cost): Use get_inner_reference instead of peel_address.
7845 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
7846 * tree.h (ptr_difference_const): Export.
7848 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
7849 variable type to the dump. Fix indentation.
7850 (idx_find_step): Handle nonconstant array_ref_element_size and
7851 array_ref_low_bound.
7852 (idx_record_use): Handle array_ref_element_size and
7853 array_ref_low_bound.
7854 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
7855 statements correctly.
7856 (get_computation_at, iv_value): Do not unshare expressions here.
7857 (rewrite_use_outer): Unshare the expression before it is emitted
7859 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
7861 * tree.c (unsigned_type_for, signed_type_for): Moved from
7862 tree-ssa-loop-niter.c. Use langhooks.
7863 * tree.h (signed_type_for): Export.
7865 2004-09-16 David Edelsohn <edelsohn@gnu.org>
7867 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
7870 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
7873 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
7874 Add two parameters to extra_includes.
7875 (C_INCPATH_INIT): Remove.
7876 * c-incpath.c (register_include_chains): Call extra_pre_includes
7877 before adding the standard include directory.
7878 Update call to extra_includes.
7879 (!defined TARGET_EXTRA_INCLUDES): Update
7880 hook_void_charptr_charptr_int and add !define
7881 TARGET_EXTRA_PRE_INCLUDES.
7882 (!define TARGET_EXTRA_INCLUDES): Define as
7883 hook_void_charptr_charptr_int.
7884 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
7885 (target_c_incpath): Always declare.
7886 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
7888 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
7889 * config/darwin.h: (darwin_register_frameworks): Update for
7890 the two new parameters.
7891 (darwin_register_objc_includes): Add prototype.
7892 (TARGET_EXTRA_PRE_INCLUDES): Define.
7893 * config/darwin-c.c (darwin_register_objc_includes): New function.
7894 (darwin_register_frameworks): Update for the two new parameters.
7895 (target_c_incpath): Remove.
7896 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
7898 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
7900 (TARGET_EXTRA_PRE_INCLUDES): Document.
7902 * gcc.c (spec_function): Add replace-outfile.
7903 (replace_outfile_spec_function): New function.
7904 * config/darwin.h (LINK_SPEC): Add replace
7905 -lobjc with -lobjc-gnu if -fgnu-runtime is
7907 * invoke.texi (replace-outfile): Document.
7909 2004-09-13 Jan Hubicka <jh@suse.cz>
7911 * predict.c (expr_expected_value, strip_builtin_expect): New function.
7912 (tree_predict_by_opcode): Use it.
7913 (tree_estimate_probability): Add, for now disabled,
7914 strip_builtin_expect call.
7916 2004-09-15 James E Wilson <wilson@specifixinc.com>
7919 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
7920 if current_function_decl is a sibcall.
7922 2004-09-15 Mark Mitchell <mark@codesourcery.com>
7924 * varasm.c (default_function_rdodata_section): Make sure to pass
7925 along a decl for a link-once section.
7927 2004-09-15 Richard Henderson <rth@redhat.com>
7929 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
7930 warning with code disable. Fix formatting.
7932 2004-09-15 Steven Bosscher <stevenb@suse.de>
7934 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
7935 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
7936 after propagating into an ADDR_EXPR.
7938 2004-09-15 Andrew Pinski <apinski@apple.com>
7941 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
7942 Move it out of gcc_assert.
7944 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
7946 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
7947 except.c, fold-const.c, function.c, langhooks.c, params.c,
7948 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7949 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
7950 for quoting in diagnostics going through pretty-print.c. Use ''
7951 for quoting in other diagnostic text.
7952 * langhooks.c: Include intl.h. Mark text locating diagnostics for
7954 * Makefile.in (langhooks.o): Update dependencies.
7955 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
7958 2004-09-15 Mark Mitchell <mark@codesourcery.com>
7960 * configure.ac: Check for COMDAT support. Robustify check for
7962 * configure: Regenerated.
7963 * config.in: Likewise.
7964 * langhooks-def.h (lhd_comdat_group): New function.
7965 (LANG_HOOKS_COMDAT_GROUP): New macro.
7966 (LANG_HOOKS_DECLS): Use it.
7967 * langhooks.c (lhd_comdat_group): Define.
7968 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
7969 * output.h (named_section_flags): Make it a macro.
7970 (named_section_real): New function.
7971 (default_no_named_section): Add decl parameter.
7972 (default_elf_asm_named_section): Likewise.
7973 (default_coff_asm_named_section): Likewise.
7974 (default_pe_asm_named_section): Likewise.
7975 * target.h (gcc_target): Adjust type of named_section.
7976 * varasm.c (named_section_flags): Rename to named_section_real.
7978 (default_no_named_section): Add decl parameter.
7979 (default_elf_asm_named_section): Use COMDAT, if available. Deal
7980 with the case that ASM_COMMENT_START is "@".
7981 (default_coff_asm_named_section): Add decl parameter.
7982 (default_pe_asm_named_section): Likewise.
7983 * config/alpha/alpha.c (vms_asm_named_section): Add decl
7985 (unicosmk_asm_named_section): Likewise.
7986 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
7987 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
7988 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
7989 * config/cris/cris-protos.h (cris_target_asm_named_section):
7991 * config/cris/cris.c (cris_target_asm_named_section):
7993 * config/darwin/darwin-protos.h (darwin_asm_named_section):
7995 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
7996 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
7997 * config/i386/i386-protos.h (i386_pe_asm_named_section):
7999 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
8000 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
8001 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
8002 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
8004 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
8005 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
8006 * cp/cp-tree.h (cxx_comdat_group): Declare.
8007 * cp/decl.c (cxx_comdat_group): New function.
8009 2004-09-15 Jan Hubicka <jh@suse.cz>
8011 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
8012 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
8014 * tree-cfg.c (remove_bb): Release SSA defs.
8016 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8018 * doc/tm.texi: Follow spelling conventions.
8020 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8022 * tree-ssa-dom.c: Fix comment typos.
8024 2004-09-15 Alan Modra <amodra@bigpond.net.au>
8026 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
8028 (ppc_fallback_frame_state): Save location of CR.
8030 2004-09-15 Jakub Jelinek <jakub@redhat.com>
8032 * expr.c (string_constant): Handle also read-only variables
8033 initialized to string literals.
8035 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
8036 into memcpy (x, y, 1) if memcpy can be expanded inline.
8038 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8040 PR tree-optimization/17468
8041 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
8042 definition inside a block precede uses.
8043 * tree-tailcall.c (adjust_return_value): Emit statements in the
8046 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
8048 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
8050 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
8052 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
8054 2004-09-14 Jeff Law <law@redhat.com>
8056 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
8057 (struct dom_walk_block_data): Remove avail_exprs member.
8058 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
8059 (lookup_avail_expr): No longer need to pass in address of
8060 the block local available exprs stack. All callers changed.
8061 (simplify_cond_and_lookup_avail_expr): Similarly.
8062 (simplify_switch_and_lookup_avail_expr): Similarly.
8063 (get_eq_expr_value, record_cond): Likewise.
8064 (record_dominating_conditions): Likewise.
8065 (update_rhs_and_lookup_avail_expr): Likewise.
8066 (record_equivalences_from_stmt): Likewise.
8067 (dom_opt_initialize_block_local_data): No longer test state of
8068 block local avail_exprs.
8069 (dom_opt_initialize_block): Mark unwind point in the global
8071 (remove_expressions_from_table): Update to unwind to the
8072 most recent unwind marker in the global avail_expr stack.
8073 All callers changed.
8074 (dom_opt_finalize_block): Mark unwind point in the global
8075 avail_expr stack as needed.
8076 (record_cond): Push elements into the global avail_exprs stack.
8078 * tree-dfa.c (free_df_for_stmt): No longer static.
8079 (free_df): Update comments.
8080 * tree-flow.h (free_df_for_stmt): Prototype.
8081 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
8084 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8086 PR tree-optimization/17252
8087 * tree-ssa-alias.c (may_alias_p): Don't assume that a
8088 pointer may not point to itself when using relaxed
8091 2004-09-14 Richard Henderson <rth@redhat.com>
8094 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
8095 while folding <ADDR_EXPR <INDIRECT_REF X>>.
8097 2004-09-14 Andrew Pinski <apinski@apple.com>
8099 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
8100 sets of the pointers but the aliasing sets of what they point to.
8102 2004-09-14 Roger Sayle <roger@eyesopen.com>
8104 PR rtl-optimization/9771
8105 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
8106 conditional compilation in init_reg_sets_1.
8107 (init_reg_sets_1): Let global_regs[i] take priority over the frame
8108 (but not stack) pointer exceptions to regs_invalidated_by_call.
8109 (globalize_reg): Globalizing a fixed register may need to update
8110 regs_invalidated_by_call.
8112 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8114 PR tree-optimization/15262
8115 * tree-dfa.c (dump_variable): Also print the type of the
8117 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
8118 memory tags are of conflicting alias sets but have no aliased
8119 symbols in common, add one tag to the alias set of the other.
8120 (setup_pointers_and_addressables): Remove hack to deal with
8121 programs with no aliased symbols.
8122 (may_alias_p): Don't special case aggregate types.
8124 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
8127 * doc/invoke.texi (Environment Variables): Correct example locale.
8129 2004-09-14 Jan Hubicka <jh@suse.cz>
8131 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
8133 2004-09-14 Mark Mitchell <mark@codesourcery.com>
8135 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
8137 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
8139 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
8141 (struct c_declarator): Change u.array.quals and pointer_quals to
8142 int. Add u.array.attrs.
8143 (quals_from_declspecs): New.
8144 * c-decl.c (quals_from_declspecs): New.
8145 (shadow_tag_warned): Give more specific message for useless type
8147 (build_array_declarator, set_array_declarator_inner,
8148 grokdeclarator, make_pointer_declarator, build_null_declspecs,
8149 declspecs_add_qual): Update for changed structures.
8151 2004-09-14 Jeff Law <law@redhat.com>
8153 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
8155 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
8156 (dom_opt_initialize_block_local_data): No longer test state
8158 (dom_opt_finalize_block): Update due to change in scope of
8160 (optimize_stmt): Similarly.
8162 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8164 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
8165 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
8166 comment typos. Follow spelling conventions.
8168 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8170 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
8171 config/i386/predicates.md, config/sparc/sparc.c: Follow
8172 spelling conventions.
8174 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8175 Steven Bosscher <stevenb@suse.de>
8177 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
8178 * basic-block.h (struct reorder_block_def): Add copy_number field.
8179 * cfgloop.h (biv_p): Declare.
8180 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
8181 * common.opt (fsplit-ivs-in-unroller): New flag.
8182 * loop-iv.c (biv_p): New function.
8183 * loop-unroll.c: Include hashtab.h and recog.h.
8184 (struct iv_to_split, struct split_ivs_info): New types.
8185 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
8186 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
8187 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
8188 insert_base_initialization, split_iv): New functions.
8189 (peel_loop_completely, unroll_loop_constant_iterations,
8190 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
8192 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
8194 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8196 * tree-cfg.c (thread_jumps): Update dominators correctly in
8197 case destination of threaded edge dominates its source.
8199 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8201 * unroll.c: Removed.
8203 * Makefile.in (LOOP_H, unroll.o): Removed.
8204 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
8206 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
8208 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
8209 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
8210 * loop.c: Do not include loop.h.
8211 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
8212 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
8213 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
8214 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
8215 struct loop_regs, struct loop_movables, struct loop_info): Moved
8217 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
8218 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
8219 find_common_reg_term, loop_iterations, final_giv_value): Moved
8221 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
8222 loop_dump_stream, for_each_insn_in_loop, express_from,
8223 extend_value_for_giv, loop_iv_add_mult_emit_before,
8224 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
8225 loop_insn_first_p, get_condition_for_loop,
8226 loop_insn_emit_before, loop_insn_hoist,
8227 loop_insn_sink): Made static.
8228 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
8230 (strength_reduce): Do not call unroller.
8231 (record_giv): Do not initialize unrolled field.
8232 (prescan_loop): Do not set loop_info->preconditioned.
8233 * passes.c: Do not include loop.h.
8234 (rest_of_handle_loop_optimize): Do not call unroller.
8235 * predict.c: Do not include loop.h.
8236 * rtl.h (NOTE_PRECONDITIONED): Removed.
8237 * stmt.c: Do not include loop.h.
8238 * toplev.c: Do not include loop.h.
8239 (process_options): Do not handle flag_old_unroll_loops.
8241 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
8242 Documentation removed.
8243 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
8245 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
8247 * Makefile.in (STAGE1_CHECKING): New variable.
8248 (stage1_build): Use it.
8249 * tree-ssa.c (verify_ssa): Preserve state of dominance
8252 2004-09-14 Uros Bizjak <uros@kss-loka.si>
8254 * config/i386/i386.c (output_fp_compare): Add generation
8255 of ftst instruction.
8256 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
8257 Use output_fp_compare () function.
8258 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
8259 (fix_truncdi_memory): Remove operands[5] copy.
8261 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8263 * config/m32r/m32r.md, config/m68k/m68kelf.h,
8264 config/mcore/mcore.md, config/rs6000/linux64.h,
8265 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
8268 2004-09-13 James E Wilson <wilson@specifixinc.com>
8270 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
8271 * gen-protos.c: Include errors.h.
8274 2004-09-14 Jan Hubicka <jh@suse.cz>
8276 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
8277 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
8278 (predict_loops): Use number_of_iterations_exit to predict
8279 number of iterations on trees.
8281 2004-09-13 Dale Johannesen <dalej@apple.com>
8285 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
8286 objects declared extern.
8288 2004-09-14 Paul Brook <paul@codesourcery.com>
8290 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
8293 2004-09-13 Daniel Jacobowitz <dan@debian.org>
8295 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
8296 Only use TYPE_BINFO for aggregates.
8298 2004-09-13 Daniel Jacobowitz <dan@debian.org>
8300 * expmed.c (synth_mult): Initialize latency. Check cost before
8303 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
8305 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
8306 add_call_clobber_ops and add_call_read_ops.
8307 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
8308 the number of vdefs and vuses inserted based on analysis of global
8309 variables across calls. * tree-dfa.c (find_referenced_vars):
8310 Needed to reset static var maps before each function is compiled.
8312 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
8313 static_vars_info,functions_to_static_vars_info,module_statics_escape,
8314 all_module_statics,searchc_env,dfs_info): New fields to support
8315 analysis of static global variables.
8316 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
8317 cgraph_reset_static_var_maps, get_global_static_vars_info,
8318 get_global_statics_not_read, get_global_statics_not_written,
8319 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
8320 check_rhs_var, check_lhs_var, get_asm_expr_operands,
8321 process_call_for_static_vars, scan_for_static_refs,
8322 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
8323 clear_static_vars_maps, cgraph_propagate_bits,
8324 cgraph_characterize_statics): New. Functions to support analysis
8325 of static global variables.
8326 (cgraph_mark_local_and_external_functions): Renamed from:
8327 (cgraph_mark_local_functions)
8328 (cgraph_expand_all_functions): Remove call to
8329 cgraph_mark_local_and_external_functions.
8330 (cgraph_optimize): Added driver to analyze static variables whose
8331 scope is within the compilation unit. * cgraph.h (struct
8332 cgraph_local_info, GTY): Added statics_read, statics_written,
8333 local, calls_read_all, calls_write_all, for_functions_valid.
8334 (struct cgraph_node): Added next_cycle. * cgraph.c
8335 (dump_cgraph_node): Added print routines for new fields. *
8336 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
8339 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
8341 * c-decl.c (grokdeclarator): Correct comments about where storage
8342 class specifiers are rejected by grammar and add corresponding
8343 asserts. Diagnose typedefs and parameters declared inline.
8344 Change warning for inline main to a pedwarn. Only diagnose inline
8346 (declspecs_add_scspec): Allow duplicate "inline".
8348 2004-09-13 Steve Ellcey <sje@cup.hp.com>
8350 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
8351 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
8353 2004-09-13 Richard Henderson <rth@redhat.com>
8356 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
8357 (tree_type): Replace spare with contains_placeholder_bits.
8358 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
8359 make static. Remove seen_types list.
8360 (type_contains_placeholder_p): New.
8362 2004-09-13 James E Wilson <wilson@specifixinc.com>
8364 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
8365 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
8366 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
8367 bdesc_arrays instead of mips_bdesc.
8368 (mips_init_builtins): Likewise.
8369 * config/mips/mips.h (TARGET_SB1): New.
8370 (HAVE_SQRT_P): Delete.
8371 * config/mips/mips.md (divide_condition): Support V2SF.
8372 (sqrt_condition, recip_condition): New.
8373 (div<mode>3): Use ANYF instead of SCALARF.
8374 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
8376 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
8377 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
8379 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
8380 instead of SCALARF. Use UNITMODE instead of MODE.
8382 2004-09-13 Zack Weinberg <zack@codesourcery.com>
8384 * config.in: Regenerate after removal of libbanshee.
8386 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
8388 PR tree-optimization/17400
8389 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8390 coalesce partitions when one occurs in an abnormal PHI.
8392 2004-09-13 Andrew Pinski <apinski@apple.com>
8394 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
8397 2004-09-13 Richard Henderson <rth@redhat.com>
8400 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
8401 (cselib_invalidate_rtx_note_stores): New.
8402 (cselib_record_sets, cselib_process_insn): Update to match.
8403 * cselib.h (cselib_invalidate_rtx): Declare.
8404 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
8406 2004-09-13 Richard Henderson <rth@redhat.com>
8409 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
8410 after copying its argument.
8412 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
8414 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
8415 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
8416 in diagnostics. Use %' for English apostrophes.
8417 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
8418 (pedwarn_c90, pedwarn_c99): Use it.
8419 * c-decl.c (lookup_label): Quote label name in diagnostic.
8420 * c-parse.in (yyprint): Use ' instead of ` for left quote.
8421 * c-typeck.c (warn_for_assignment): Likewise.
8423 2004-09-13 Jan Hubicka <jh@suse.cz>
8425 * i386.c (x86_schedule): New global variable.
8426 (override_options): Disable scheduling when not supported.
8427 * i386.h (x86_schedule): Declare.
8428 (TARGET_SCHEDULE): New macro.
8430 2004-09-12 Richard Henderson <rth@redhat.com>
8433 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
8434 * tree.c, tree.h (has_cleanups): Remove.
8436 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8438 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
8439 arguments of the phi nodes correctly.
8441 2004-09-12 Jan Hubicka <jh@suse.cz>
8443 * ggc-common.c (cmp_statistics): Fix sorting.
8445 2004-09-12 David Edelsohn <edelsohn@gnu.org>
8448 * expmed.c (expand_divmod): If cheap power of 2 divide is
8449 available, use it for negative constant as well.
8451 2004-09-12 Andrew Pinski <apinski@apple.com>
8453 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
8456 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
8458 2004-09-12 Richard Henderson <rth@redhat.com>
8460 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
8462 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
8463 post-reload, and scratch NULL.
8464 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
8465 (x86_shift_adj_2): Use ix86_expand_clear.
8466 (ashldi3): Remove CMOVE expansion difference.
8467 (ashldi3_1): Remove.
8468 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
8469 add constraints for immediates. New peephole for split-with-temp.
8470 Run splitter after peep2 pass.
8471 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
8472 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
8473 (setcc_2): Rename with *.
8474 * config/i386/predicates.md (reg_or_pm1_operand): New.
8475 (ashldi_input_operand): New.
8477 2004-09-12 Richard Henderson <rth@redhat.com
8479 * print-rtl.c (print_decl_name): New.
8480 (print_mem_expr): Use it.
8482 2004-09-12 Richard Henderson <rth@redhat.com
8485 * except.c (sjlj_emit_function_exit): Fix logic locating
8486 sjlj_exit_after in final block.
8488 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
8490 * common.opt: Remove flags -fmove-all-movables and
8492 * loop-invariant.c (find_invariants_to_move):
8493 Remove all uses of flag_move_all_movables.
8494 * loop.c (move_movables): Remove all uses of
8495 flag_move_all_movables.
8496 (strength_reduce): Remove all uses of
8497 flag_reduce_all_givs.
8498 * doc/invoke.texi: Remove documentation of flags
8499 -fremove-all-movables and -freduce-all-givs.
8501 2004-09-11 Roger Sayle <roger@eyesopen.com>
8504 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
8505 change. elt->type may be a floating point type, so use fold_convert.
8507 2004-09-11 Geoffrey Keating <geoffk@apple.com>
8509 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
8510 the thing referenced as used, not the stub itself.
8512 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
8514 * c-tree.h (enum c_storage_class): New.
8515 (struct c_declspecs): Add storage_class, inline_p and thread_p.
8516 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
8517 declarations and "auto" or "register" in file scope empty
8518 declarations. Give more specific warnings for other cases of
8519 storage class specifiers in empty declarations.
8520 (grokdeclarator): Update for new structures. Don't check for
8521 multiple storage classes. Diagnose file-scope "register" if
8523 (build_null_declspecs): Update.
8524 (declspecs_add_scspec): Update. Diagnose multiple storage class
8525 specifiers and invalid uses of "__thread".
8527 2004-09-11 Zack Weinberg <zack@codesourcery.com>
8529 * tree.c (tree_code_size): New function, bulk of code from tree_size.
8530 (tree_size, make_node): Use it.
8531 * tree-ssa-pre.c (init_pre): Use it.
8532 * tree.h: Prototype it.
8534 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8536 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
8537 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
8538 redirect_immediate_use): Use PHI_DF.
8539 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
8540 (bb_for_stmt): Use PHI_BB.
8541 (get_immediate_uses): Use PHI_DF.
8542 * tree-ssa-dse.c (max_stmt_uid): New variable.
8543 (get_stmt_uid): New function.
8544 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
8546 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
8547 (max_uid): Renamed to max_stmt_uid.
8548 (get_stmt_uid): New function.
8549 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
8550 phi node annotations.
8551 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
8552 * tree.h (PHI_BB, PHI_DF): New accessor functions.
8553 (struct tree_phi_node): Add bb and df fields.
8555 2004-09-11 Richard Henderson <rth@redhat.com>
8558 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
8561 2004-09-11 Jan Hubicka <jh@suse.cz>
8563 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
8564 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
8565 * i386.md (i387_cw): Add 'uninitialized' mode.
8567 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
8568 (output_location): Break out from ....
8569 (branch_prob): ... here; handle gcov output on trees.
8570 * toplev.c (process_options): No longer be sorry about coverage for
8573 2004-09-11 Steven Bosscher <stevenb@suse.de>
8576 * fold-const.c (fold): Do not try to fold the operand of a
8577 CLEANUP_POINT_EXPR if that operand does itself not have any
8581 * langhooks.c (lhd_decl_printable_name): Make sure that this
8582 function is called with is a decl node that has an identifier.
8583 * tree-pretty-print.c (dump_function_name): New function to
8584 wrap PRINT_FUNCTION_NAME and dump_decl_name.
8585 (print_call_name): Use it.
8587 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
8589 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
8592 2004-09-11 Jakub Jelinek <jakub@redhat.com>
8594 * tree-ssa-alias.c (collect_points_to_info_r): Handle
8595 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
8598 2004-09-11 Richard Henderson <rth@redhat.com>
8600 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
8601 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
8602 operand of the ADDR_EXPR.
8603 (expand_expr_real_1): Update to match.
8605 2004-09-11 David Edelsohn <edelsohn@gnu.org>
8608 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
8609 choose 64-bit version.
8611 2004-09-11 Richard Henderson <rth@redhat.com>
8614 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
8616 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
8618 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
8619 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
8620 Insert @: after i.e. or e.g.
8622 2004-09-10 Geoffrey Keating <geoffk@apple.com>
8624 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
8625 D.xxx rather than <Dxxx>.
8627 2004-09-10 Adam Nemet <anemet@lnxw.com>
8629 * configure.ac (AC_MSG_CHECKING(what linker to use)):
8630 in_tree_ld_is_elf should be true for LynxOS.
8631 * configure: Regenerate.
8633 2004-09-10 Adam Nemet <anemet@lnxw.com>
8635 * Makefile.in (all.cross): Add srcextra.
8637 2004-09-10 Roger Sayle <roger@eyesopen.com>
8640 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
8641 floating point comparison operators. Change aborts to gcc_asserts.
8643 2004-09-10 Geoffrey Keating <geoffk@apple.com>
8645 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
8647 2004-09-10 James E Wilson <wilson@specifixinc.com>
8649 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
8650 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
8652 * convert.c (convert_to_vector): Replace recursive call with
8655 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
8656 Add integer argument named constant. Use const_tiny_rtx instead of
8658 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
8660 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
8662 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
8663 of gen_rtx_raw_CONST_VECTOR.
8665 2004-09-10 Eric Christopher <echristo@redhat.com>
8668 * c-parse.in (attribute): Add NULL_TREE for error case
8671 2004-09-10 Zack Weinberg <zack@codesourcery.com>
8673 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
8674 (extract_interface_info): Delete prototype.
8675 * c-decl.c (extract_interface_info): Delete stub.
8676 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
8677 it's not already been done ...
8678 (init_c_lex): ... not here.
8679 (fe_file_change): Don't call extract_interface_info.
8681 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
8683 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
8684 typedef_p and typedef_signed_p.
8685 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
8686 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
8687 Check typedef_p and typedef_signed_p, not typedef_decl.
8688 (grokfield): Check typedef_p, not typedef_decl.
8689 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
8691 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
8694 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8696 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
8698 2004-09-10 Geoffrey Keating <geoffk@apple.com>
8700 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
8701 temporary variables.
8703 * dbxout.c (dbxout_block): Update for
8704 current_function_func_begin_label a string.
8705 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
8706 * except.c (dw2_output_call_site_table): Likewise.
8707 * toplev.c (current_function_func_begin_label): Likewise.
8708 * tree.h (current_function_func_begin_label): Likewise.
8709 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
8711 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
8714 * config/darwin.c: Include target.h.
8715 (struct machopic_indirection): Make ptr_name a string.
8716 (machopic_indirection_hash): Update for ptr_name a string.
8717 (machopic_indirection_eq): Likewise.
8718 (machopic_indirection_name): Likewise.
8719 (machopic_output_indirection): Likewise.
8720 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
8721 string. Don't expect stub names to be in the identifier hash table.
8722 Do call strip_name_encoding before looking up entry in ID hash table.
8723 * config/t-darwin (darwin.o): Add target.h to dependencies.
8725 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
8726 of fprintf for register names.
8728 * output.h (unlikely_section_label): Delete declaration.
8729 (unlikely_text_section_name): Likewise.
8730 * varasm.c (unlikely_section_label_printed): Make static.
8731 (unlikely_section_label): Likewise.
8732 (unlikely_text_section_name): Likewise.
8733 (assemble_start_function): Use reconcat.
8735 * rtl.def (REG): Add comment to describe third field.
8737 2004-09-10 Andrew Pinski <apinski@apple.com>
8739 * config/darwin.c (machopic_mcount_stub_name): Call
8740 machopic_indirection_name instead of making the string
8743 2004-09-10 Diego Novillo <dnovillo@redhat.com>
8747 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
8749 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
8750 memory tag is call clobbered, so are its aliases.
8751 (group_aliases): When two memory tags being grouped, if one is
8752 call clobbered, so are the other and its aliases.
8753 (add_may_alias): Remove call-clobbering stuff.
8754 (replace_may_alias): Likewise.
8755 (merge_pointed_to_info): Merge pt_global_mem
8757 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8759 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
8760 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
8761 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
8762 tree-scalar-evolution.c, tree-ssa-copyrename.c,
8763 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
8765 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
8767 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
8768 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
8769 pair. Remove match_dup from inputs. Remove masaccs handling.
8770 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
8771 (masaccs, mdasaccs): Turn into define_insns.
8773 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
8775 * tree-tailcall.c (process_assignment): Only do accumulator transforms
8776 for floating-point types if flag_unsafe_math_optimizations.
8778 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8780 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
8781 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
8782 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
8783 config/h8300/h8300.md, config/i386/gmm_malloc.h,
8784 config/ia64/ia64.md, config/ip2k/libgcc.S,
8785 config/mips/mips-ps-3d.md, config/mips/mips.c,
8786 config/rs6000/rs6000.c, config/s390/s390.c,
8787 config/sh/symbian.c: Fix comment typos.
8789 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
8791 * config/s390/s390.c (s390_emit_prologue): Added missing
8794 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8796 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
8797 typos. Follow spelling conventions.
8799 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
8801 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
8802 in diagnostic. Don't dereference NULL TYPE_NAME.
8804 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8806 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
8807 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
8808 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
8809 value-prof.c: Fix comment typos. Follow spelling conventions.
8811 2004-09-10 Jan Hubicka <jh@suse.cz>
8813 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
8814 * tree-split_edge.c (tree_split_edge): Likewise.
8815 (thread_jumps): Likewise.
8817 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8819 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
8822 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
8824 * cgraph.h (cgraph_dump_file): Do not declare.
8825 * cgraphunit.c (cgraph_dump_file): Declare as static.
8827 * toplev.c (cgraph_dump_file): Do not declare.
8828 (compile_file): Call init_cgraph.
8829 * tree-dump.c (dump_files): Add IPA dump file, remove
8830 XML dump of call graph.
8831 (get_dump_file_name): Support IPA dump file naming scheme.
8832 * tree.h (enum tree_dump_index): Add IPA dump file, remove
8833 XML dump of call graph.
8834 * doc/invoke.texi (Debugging Options): Document the new options.
8836 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
8838 * doc/extend.texi: Document the FR-V built-in functions.
8840 2004-09-09 James E Wilson <wilson@specifixinc.com>
8842 * doc/sourcebuild.texi: Delete libbanshee reference.
8844 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
8846 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
8848 2004-09-09 James E Wilson <wilson@specifixinc.com>
8850 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
8851 before calling vector_types_convertible_p.
8852 (digest_init): Check that inside_init has VECTOR_TYPE before calling
8853 vector_types_convertible_p. Don't give another error if
8854 convert_for_assignment returns error_mark_node.
8856 2004-09-09 Roger Sayle <roger@eyesopen.com>
8859 * fold-const.c (build_zero_vector): New function to construct a
8860 vector (either floating point or integer) of zeros.
8861 (fold_convert): Internally, enable conversions of integer zero
8862 to arbitrary vector types, using the new build_zero_vector.
8864 2004-09-09 Roger Sayle <roger@eyesopen.com>
8866 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
8867 expand a left shift by an immediate constant as either an ashl or
8868 a sequence of additions.
8869 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
8870 instead of calling gen_ashlsi3 with a constant directly.
8872 2004-09-09 Roger Sayle <roger@eyesopen.com>
8874 * config/i386/i386.c (ix86_split_long_move): When optimizing for
8875 size, and the low and high parts of a DImode constant are equal,
8876 copy one register to another instead of loading the same immediate
8879 2004-09-09 Richard Henderson <rth@redhat.com>
8882 * function.c (assign_parm_setup_block): Only put PARALLELs into
8883 a register if use_register_for_decl.
8885 2004-09-09 Eric Christopher <echristo@redhat.com>
8887 * ra-colorize.c (reset_lists): Move variable declaration inside
8888 ENABLE_CHECKING to avoid unused variable warnings when
8889 not --enable-checking.
8890 (check_colors): Ditto.
8892 2004-09-09 Mike Stump <mrs@apple.com>
8894 * version.c (version_string): Bump to 4.0.0.
8895 * doc/include/gcc-common.texi (version-GCC): Likewise.
8897 2004-09-10 Jakub Jelinek <jakub@redhat.com>
8899 * doc/extend.texi (nothrow attribute): The attribute is not
8900 implemented in 3.2 and earlier.
8902 2004-09-09 Steve Ellcey <sje@cup.hp.com>
8904 * genrecog.c (compute_predicate_codes): Use op0_codes
8907 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
8909 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
8910 implementation changes.
8912 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
8914 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
8915 a PARALLEL instead of a SET due to added clobbers.
8917 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
8919 * reload.c (find_reloads_address): Pass correct operand to
8920 maybe_memory_address_p.
8922 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
8924 * Makefile.in: Remove libbanshee, tree-alias-*.
8925 Remove tree-alias-common.h dependencies.
8926 * common.opt: Remove -ftree-points-to.
8927 * configure.ac: Remove libbanshee.
8928 * flags.h: Remove pta_type, flag_tree_points_to.
8929 * gengtype.c (open_base_files): Remove tree-alias-type.h.
8930 * opts.c (OPT_ftree_points_to): Remove.
8931 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
8932 * tree-dfa.c: Remove tree-alias-common.h
8933 * tree-into-ssa.c: Ditto.
8934 * tree-outof-ssa.c: Ditto.
8935 * tree-ssa-copyrename.c: Ditto.
8936 * tree-ssa-live.c: Ditto.
8937 * tree-optimize.c: Ditto.
8938 * tree-ssa.c: Ditto.
8939 Remove pass_build_pta, pass_del_pta.
8940 * tree-pass.h: Ditto.
8941 * tree-ssa-alias.c: Remove tree-alias-common.h.
8942 (struct alias_stats_d): Remove pta_queries, pta_resolved.
8943 (pass_may_alias): Remove PROP_pta requirement.
8944 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
8945 (get_tmt_for): Ditto.
8946 (dump_alias_stats): Ditto.
8947 * doc/passes.texi: Remove blurb about points-to analysis.
8948 * fortran/Make-lang.in: Remove tree-alias-*.o.
8950 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
8952 * genattrtab.c (write_insn_cases): New function, split out from
8953 write_attr_case. Correctly handle define_peepholes when printing
8954 the instruction name.
8955 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
8957 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
8960 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
8961 * config/cris/cris.c (cris_return_address_on_stack): New function.
8962 * config/cris/cris.md ("return"): For location of return address,
8963 also check cris_return_address_on_stack.
8965 2004-09-09 Diego Novillo <dnovillo@redhat.com>
8967 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
8968 calling phi_ssa_name_p.
8970 2004-09-09 Richard Henderson <rth@redhat.com>
8973 * c-typeck.c (valid_compound_expr_initializer): Use only
8974 initializer_constant_valid_p, and not TREE_CONSTANT.
8975 (digest_init): Likewise.
8976 (output_init_element): Likewise.
8978 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8980 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
8981 live_out_1, prune_hardregs_for_mode, init_one_web_common,
8982 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
8983 record_conflict, compare_and_free_webs, init_webs_defs_uses,
8984 parts_to_webs_1, parts_to_webs, reset_conflicts,
8985 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
8986 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
8987 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
8988 put_move, remove_move, combine, select_spill, colorize_one_web,
8989 try_recolor_web, insert_coalesced_conflicts, check_colors,
8990 break_precolored_alias, restore_conflicts_from_coalesce,
8991 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
8992 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
8993 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
8994 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
8995 check_df): Likewise.
8996 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
8997 real_arithmetic, real_compare, real_exponent, real_ldexp,
8998 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
8999 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
9000 real_digit, real_nan, real_maxval, round_for_format, real_convert,
9001 real_to_target, real_from_target, real_hash, encode_ieee_single,
9002 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
9003 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
9004 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
9005 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
9006 extract_insn, peep2_next_insn, peep2_reg_dead_p,
9007 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
9008 if_test_bypass_p): Likewise.
9009 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
9010 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
9011 emit_swap_insn, swap_to_top, move_for_stack_reg,
9012 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
9013 compensate_edge, convert_regs_1): Likewise.
9014 * regclass.c (init_reg_sets, init_reg_sets_1,
9015 memory_move_secondary_cost): Likewise.
9016 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
9018 * reload.c (push_secondary_reload, find_valid_class, push_reload,
9019 operands_match_p, decompose, immune_p, find_reloads,
9020 find_reloads_toplev, find_reloads_address_1, subst_reloads,
9021 copy_replacements, refers_to_regno_for_reload_p,
9022 reg_overlap_mentioned_for_reload_p): Likewise.
9023 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
9024 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
9025 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
9026 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
9027 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
9028 do_output_reload, fixup_abnormal_edges): Likewise.
9029 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
9030 fill_slots_from_thread, relax_delay_slots): Likewise.
9031 * resource.c (mark_referenced_resources, mark_set_resources):
9033 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
9034 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
9035 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
9036 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
9037 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
9038 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
9039 * rtlhooks.c (gen_lowpart_general): Likewise.
9040 * sbitmap.c (sbitmap_difference): Likewise.
9041 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
9042 sched_analyze, add_forward_dependence): Likewise.
9043 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
9044 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
9045 schedule_insns): Likewise.
9046 * sched-vis.c (print_pattern): Likewise.
9047 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
9048 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9049 simplify_const_relational_operation, simplify_ternary_operation,
9050 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
9052 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
9053 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
9054 resolve_operand_name_1, expand_return, expand_decl,
9055 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
9056 * stor-layout.c (put_pending_size, smallest_mode_for_size,
9057 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
9058 set_sizetype, get_mode_bounds): Likewise.
9060 2004-09-09 Zack Weinberg <zack@codesourcery.com>
9062 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
9063 * config/arm/pecoff.h, config/i386/beos-elf.h
9064 * config/i386/cygming.h, config/i386/i386-interix.h:
9065 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
9066 comment cloned from manual.
9067 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
9069 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
9071 * builtins.c (build_va_arg_indirect_ref): New function.
9072 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
9073 build_fold_indirect_ref.
9074 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
9075 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
9076 * tree.h: Declare new function.
9078 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9080 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
9081 dumping for development builds.
9082 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
9083 development builds only.
9084 * genattrtab.c (write_eligible_delay): Fix typo in previous
9086 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
9089 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9091 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
9092 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
9093 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
9094 hoist_code, extract_mentioned_regs_helper, compute_store_table,
9095 insert_store): Use gcc_assert and gcc_unreachable.
9096 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
9097 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
9098 ggc_record_overhead): Likewise.
9099 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
9100 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
9101 ggc_pop_context, clear_marks, validate_free_objects,
9102 ggc_pch_read): Likewise.
9103 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
9104 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
9105 ggc_push_context, check_cookies, ggc_collect,
9106 ggc_print_statistics): Likewise.
9107 * gimple-low.c (lower_function_body, lower_stmt,
9108 lower_bind_expr): Likewise.
9109 * gimplify.c (gimple_tree_eq, push_gimplify_context,
9110 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
9111 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
9112 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
9113 gimplify_case_label_expr, gimplify_exit_block_expr,
9114 canonicalize_component_ref, gimplify_compound_lval,
9115 gimplify_self_mod_expr, gimplify_call_expr,
9116 gimplify_init_ctor_eval, gimplify_init_constructor,
9117 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
9118 gimplify_expr, check_pointer_types_r,
9119 force_gimple_operand): Likewise.
9120 * global.c (global_alloc, build_insn_chain): Likewise.
9121 * graph.c (clean_graph_dump_file,
9122 finish_graph_dump_file): Likewise.
9123 gcov-io.c (gcov_open): Use GCOV_CHECK.
9125 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9127 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
9129 2004-09-09 Jan Hubicka <jh@suse.cz>
9132 * tree-inline.c (expand_call_inline): Make overactive sanity check
9135 2004-09-09 Jan Hubicka <jh@suse.cz>
9137 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
9140 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9142 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
9143 (gengtype.o): Depend on errors.h.
9144 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
9145 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
9146 attr_alt_subset_p, attr_alt_subset_of_compl_p,
9147 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
9148 write_test_expr, write_attr_value, write_eligible_delay,
9149 make_internal_attr, make_numeric_value): Likewise.
9150 * genautomata.c (regexp_name, get_str_vect,
9151 gen_presence_absence_set, automaton_decl_hash,
9152 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
9153 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
9154 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
9155 test_unit_reserv, it_is_empty_reserv_sets,
9156 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
9157 reserv_sets_and, output_cycle_reservs, get_free_state,
9158 intersected_state_reservs_p, states_union, remove_arc,
9159 copy_insn_regexp, transform_1, transform_2, transform_3,
9160 regexp_transform_func, store_alt_unit_usage,
9161 check_regexp_units_distribution, process_seq_for_forming_states,
9162 process_alts_for_forming_states, make_automaton,
9163 form_arcs_marked_by_insn, create_composed_state,
9164 set_out_arc_insns_equiv_num, partition_equiv_class,
9165 process_insn_equiv_class, set_insn_equiv_classes,
9166 units_to_automata_heuristic_distr, form_regexp,
9167 longest_path_length, output_dfa_max_issue_rate, add_vect,
9168 out_state_arcs_num, add_vect_el, output_trans_table,
9169 output_state_alts_table, output_dead_lock_vect,
9170 output_max_insn_queue_index_def,
9171 output_min_insn_conflict_delay_func,
9172 output_internal_insn_latency_func, output_print_reservation_func,
9173 output_cpu_unit_reservation_p, output_state_arcs,
9174 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
9175 make_default_insn_latency_attr,
9176 form_important_insn_automata_lists): Likewise.
9177 * genemit.c (gen_exp, output_add_clobbers,
9178 output_added_clobbers_hard_reg_p): Likewise.
9179 * genextract.c (print_path, main): Likewise.
9180 * genflags.c (gen_macro): Likewise.
9181 * gengenrtl.c: Include errors.h
9182 (type_from_format, accessor_from_format): Likewise.
9183 * gengtype.c (get_file_basename, output_mangled_typename,
9184 walk_type, write_types_process_field,
9185 write_types_local_process_field): Likewise.
9186 * genmodes.c (complete_mode): Likewise.
9187 * genopinit.c (gen_insn): Likewise.
9188 * genoutput.c (output_insn_data, check_constraint_len,
9189 constraint_len): Likewise.
9190 * genpreds.c (add_mode_tests):Likewise.
9191 * gen-protos.c (add_hash): Likewise.
9192 * genrecog.c (find_operand, find_matching_operand,
9193 validate_pattern, add_to_sequence, maybe_both_true,
9194 nodes_identical_1, merge_trees, write_switch, write_cond,
9195 write_action, is_unconditional, make_insn_sequence,
9196 debug_decision_2): Likewise.
9197 * gensupport.c (is_predicable, collect_insn_data,
9198 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
9200 2004-09-09 Jan Hubicka <jh@suse.cz>
9202 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
9203 * cfgbuild.c (compute_outgoing_frequencies): When probability is
9205 (find_many_sub_basic_blocks): Do update profile only when it is
9207 * predict.c (set_even_probabilities): Break out from ...
9208 (combine_predictions_for_insn): ... here; deal with
9209 !can_predict_insn_p insns.
9210 (combine_predictions_for_bb): Use set_even_probabilities.
9211 (bb_estimate_probability_locally): Break out from ....
9212 (estimate_probability): ... here.
9213 (guess_outgoing_edge_probabilities): New entry point.
9215 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9217 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
9218 handle_braces, process_brace_body, main, used_arg,
9219 set_multilib_dir, print_multilib_info): Use fatal, not abort.
9221 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
9223 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
9224 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
9225 Morgan's theorem in last checkin.
9227 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9228 Nathan Sidwell <nathan@codesourcery.com>
9230 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
9231 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
9232 * timevar.c (timevar_push, timevar_pop, timevar_start,
9233 timevar_stop): Likewise.
9234 * toplev.c (default_pch_valid_p): Likewise.
9235 * tracer.c (tail_duplicate): Likewise.
9236 * tree-alias-common.c (get_alias_var_decl,
9237 get_values_from_constructor, create_alias_var, delete_alias_vars,
9238 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
9240 * tree.c (tree_size, make_node_stat, copy_node_stat,
9241 build_int_cst_wide, integer_all_onesp, list_length, chainon,
9242 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
9243 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
9244 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
9245 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
9246 build_method_type_directly, decl_type_context, get_callee_fndecl,
9247 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
9248 tree_fold_gcd): Likewise.
9249 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
9250 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
9251 cleanup_control_expr_graph, find_taken_edge,
9252 find_taken_edge_switch_expr, phi_alternatives_equal,
9253 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
9254 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
9255 tree_split_edge, tree_verify_flow_info, thread_jumps,
9256 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
9257 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
9258 chrec_fold_multiply_poly_poly): Likewise.
9259 * tree-complex.c (extract_component, expand_complex_division,
9260 expand_complex_comparison, expand_complex_operations_1,
9261 build_replicated_const, expand_vector_operations_1): Likewise.
9262 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
9263 build_classic_dir_vector): Likewise.
9264 * tree-dfa.c (compute_immediate_uses_for_phi,
9265 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
9266 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
9267 * tree-dump.c (dequeue_and_dump): Likewise.
9268 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
9269 record_in_finally_tree, replace_goto_queue_1,
9270 maybe_record_in_goto_queue, verify_norecord_switch_expr,
9271 do_return_redirection): Likewise.
9272 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
9273 add_to_dst_predicate_list, find_phi_replacement_condition,
9274 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
9276 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
9277 initialize_inlined_parameters, declare_return_variable,
9278 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
9279 optimize_inline_calls, copy_tree_r): Likewise.
9280 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
9281 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
9282 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
9283 tsi_split_statement_list_after, tsi_split_statement_list_before):
9285 * tree-mudflap.c (mf_varname_tree): Likewise.
9286 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
9287 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
9288 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9289 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
9290 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
9291 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
9293 * tree-phinodes.c (resize_phi_node, add_phi_arg,
9294 remove_all_phi_nodes_for): Likewise.
9295 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
9296 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
9297 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
9298 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
9299 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
9300 generate_one_element_ref, generate_element_copy,
9301 generate_element_zero, scalarize_copy, scalarize_init,
9302 scalarize_ldst): Likewise.
9303 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
9304 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
9305 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
9306 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
9307 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
9308 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
9309 widen_bitfield, ccp_fold_builtin): Likewise.
9310 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
9311 replace_exp_1, propagate_tree_value): Likewise.
9312 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9313 * tree-ssa-dce.c (set_control_dependence_map_bit,
9314 find_control_dependence, find_pdom, mark_operand_necessary,
9315 mark_stmt_if_obviously_necessary,
9316 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
9317 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
9318 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
9319 eliminate_redundant_computations, avail_expr_eq): Likewise.
9320 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
9321 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9322 duplicate_blocks): Likewise.
9323 * tree-ssa-loop-im.c (for_each_index, set_level,
9324 is_call_clobbered_ref): Likewise.
9325 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
9326 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
9327 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
9328 peel_address, ptr_difference_cost, may_replace_final_value,
9329 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
9330 rewrite_use, rewrite_uses): Likewise.
9331 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9332 check_loop_closed_ssa_use): Likewise.
9333 * tree-ssanames.c (make_ssa_name): Likewise.
9334 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
9335 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
9336 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
9337 get_indirect_ref_operands, add_stmt_operand): Likewise.
9338 * tree-ssa-pre.c (value_exists_in_set_bitmap,
9339 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
9340 phi_translate, valid_in_set, compute_antic,
9341 find_or_generate_expression, create_expression_by_pieces, insert_aux,
9342 create_value_expr_from, eliminate): Likewise.
9343 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
9344 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
9346 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
9347 eliminate_tail_call): Likewise.
9348 * tree-vectorizer.c (vect_create_index_for_array_ref,
9349 vect_align_data_ref, vect_create_data_ref,
9350 vect_create_destination_var, vect_get_vec_def_for_operand,
9351 vect_finish_stmt_generation, vect_transform_stmt,
9352 vect_transform_loop_bound, vect_transform_loop,
9353 vect_analyze_operations): Likewise.
9354 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
9356 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
9357 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
9358 bsi_after_labels, bsi_last): Likewise.
9359 * tree-ssa-live.c (var_union, change_partition_var,
9360 create_ssa_var_map, calculate_live_on_entry, root_var_init,
9361 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
9363 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
9364 tpa_find_tree): Likewise.
9365 (register_ssa_partition_check): Declare.
9366 (register_ssa_partition): use it.
9367 * tree-ssa-live.c: Include errors.h.
9368 (register_ssa_partition_check): New.
9369 * tree-ssa-operands.c: Include errors.h.
9370 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
9372 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9373 Catherine Moore <clm@redhat.com>
9375 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
9376 (FRV_CPU_FR405): New processor enums.
9377 (frv_issue_rate, frv_acc_group): Declare.
9378 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
9379 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
9380 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
9381 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
9382 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
9383 handled by CPP_SPEC.
9384 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
9385 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
9386 (ACC_MASK): New macro.
9387 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
9388 (TARGET_MEDIA_FR450): New macro.
9389 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
9390 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
9391 (LABEL_ALIGN_AFTER_BARRIER): Define.
9392 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
9393 (IACC_FIRST, IACC_LAST): New pair of SPRs.
9394 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
9395 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9396 (REGISTER_NAMES): Add entries for new registers.
9397 (REG_CLASS_CONTENTS): Update for new register ranges.
9398 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
9399 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
9400 (PACKING_FLAG_USED_P): Delete.
9401 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
9402 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
9403 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
9404 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
9405 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
9406 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
9407 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
9408 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
9409 (CPU_UNITS_QUERY): Define to 1.
9410 * config/frv/frv.c: Include gt-frv.h
9411 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
9412 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
9413 (frv_insn_group): New enumeration.
9414 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
9415 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
9416 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
9417 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
9418 gap left by REGSTATE_LIVE.
9419 (regstate_t): New typedef.
9420 (TARGET_MACHINE_DEPENDENT_REORG): Define.
9421 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
9422 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
9423 Initialize frv_unit_codes[] and frv_type_to_unit[].
9424 (frv_conditional_register_usage): Remove redundant fixing of
9425 accumulator registers.
9426 (frv_insn_packing_flag): Update specification.
9427 (frv_function_prologue): Don't set frv_insn_packing_flag here.
9428 Zero out frv_nops[].
9429 (frv_expand_epilogue): Remove comments about the no-longer-present
9431 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
9432 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
9433 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
9434 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
9435 packing is disabled and if INSN can only issue to M1.
9436 (call_operand): Check TARGET_LONG_CALLS.
9437 (acc_operand, even_acc_operand, quad_acc_operand)
9438 (accg_operand): Simplify. Don't accept pseudo registers.
9439 (output_move_single): Handle SPR<-zero moves.
9440 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
9441 (frv_registers_update, frv_registers_used_p): Delete.
9442 (frv_registers_set_p): Delete.
9443 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
9444 (frv_issues_to_branch_unit_p): New function.
9445 (frv_packet): New structure.
9446 (frv_cond_flags, frv_regstate_conflict_p): New functions.
9447 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
9448 (frv_registers_update_1, frv_registers_update): New functions.
9449 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
9450 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
9451 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
9452 (frv_sort_insn_group, frv_reorder_packet): New functions.
9453 (frv_pack_insns): Use frv_reorder_packet.
9454 (frv_packet_address): New variable.
9455 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
9456 (frv_register_nop, frv_reorg): New functions.
9457 (bdesc_1arg): Add __SCUTSS.
9458 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
9459 __SUBSS, __SLASS and __SCAN.
9460 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
9461 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
9462 (frv_init_builtins): Register the above builtins.
9463 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
9464 registers. Turn the referenced accumulators into global registers.
9465 (frv_read_iacc_argument): New function.
9466 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
9467 (frv_split_iacc_move): New function.
9468 (frv_expand_builtin): Handle the new builtins.
9469 * config/frv/frv.md: Replace old schedulers with new order-independent
9470 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
9472 (cpu): Add fr550, fr450 and fr405.
9473 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
9474 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
9475 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
9476 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
9477 (fnop, mnop): New patterns.
9478 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
9480 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
9481 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
9483 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
9484 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
9485 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
9486 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
9487 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
9488 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
9489 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
9490 (frv_prefetch0, frv_prefetch): New patterns.
9491 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
9492 -mcpu=simple. Add -mcpu=fr550.
9493 (MULTILIB_DIRNAMES): Update accordingly.
9494 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
9496 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
9497 -mlong-calls and -malign-labels options for FR-V.
9499 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9502 * c-tree.h (struct c_declspecs): New.
9503 (struct c_declarator, struct c_type_name, struct c_parm): Update
9505 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
9506 start_function, start_decl, build_c_parm,
9507 make_pointer_declarator): Update prototypes.
9508 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9509 declspecs_add_scspec, declspecs_add_attrs): New.
9510 (split_specs_attrs): Remove.
9511 * c-parse.in (%union): Add dsptype.
9512 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
9513 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
9514 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
9515 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
9516 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
9517 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
9518 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
9519 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
9520 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
9521 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
9522 maybe_type_quals_attrs): Change to dsptype.
9523 (struct c_declspec_stack): New.
9524 (current_declspecs, declspec_stack): Change type.
9525 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
9527 (extdefs): Likewise.
9528 (setspecs): Likewise.
9529 (fndef): Use current_declspecs for empty declspecs list.
9530 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
9531 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
9532 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
9533 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
9534 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
9535 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
9536 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
9537 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
9538 structures and helper functions. Update comments.
9539 (typespec_nonattr): Correct comment.
9540 (maybe_type_quals_attrs, typename): Update to new structures.
9541 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
9542 shadow_tag, shadow_tag_warned, start_function, start_decl,
9543 build_c_parm, make_pointer_declarator,
9544 set_array_declarator_inner, groktypename): Update to new
9546 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9547 declspecs_add_scspec, declspecs_add_attrs): New.
9548 (split_specs_attrs): Remove.
9549 (shadow_tag_warned): Make warning for useless type names a
9550 pedwarn. Give hard error for long, short, signed, unsigned or
9551 _Complex used with struct, union or enum in empty declaration.
9552 Make found_tag a bool.
9553 (grokdeclarator): Remove checks now done at parse time.
9555 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9557 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
9558 c_declarator, struct c_type_name, struct c_parm): New.
9559 (build_array_declarator, set_array_declarator_inner,
9560 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
9561 start_function, start_decl, build_c_parm, build_attrs_declarator,
9562 build_function_declarator, make_pointer_declarator, c_cast_expr,
9563 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
9564 (build_id_declarator): New.
9565 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
9567 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
9568 ARG_INFO_OTHERS): Remove.
9569 (build_id_declarator): New.
9570 (build_array_declarator, set_array_declarator_inner, groktypename,
9571 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
9572 grokfield, start_function, store_parm_decls_newstyle,
9573 store_parm_decls_oldstyle, store_parm_decls,
9574 build_c_parm, build_attrs_declarator, build_function_declarator,
9575 make_pointer_declarator, grokdeclarator): Update to new
9577 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
9579 (declarator, notype_declarator, after_type_declarator,
9580 parm_declarator, parm_declarator_starttypename,
9581 parm_declarator_nostarttypename, array_declarator, typename,
9582 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
9583 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
9584 parmlist_1, parmlist_2, parmlist_or_identifiers,
9585 parmlist_or_identifiers_1): Use these types.
9586 (primary, after_type_declarator, parm_declarator_starttypename,
9587 notype_declarator, component_decl, component_declarator,
9588 component_notype_declarator, typename, absdcl,
9589 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
9590 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
9592 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9594 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
9595 in_typeof, record_maybe_used_decl, pop_maybe_used,
9596 c_expr_sizeof_expr, c_expr_sizeof_type): New.
9597 * c-decl.c (parser_obstack): New.
9598 (c_init_decl_processing): Initialize parser_obstack.
9599 (c_write_global_declarations_1): Check for used but undefined
9601 * c-parse.in (%union): Add otype.
9602 (save_obstack_position): New.
9604 (unary_expr): Update in_sizeof and in_alignof. Use
9605 c_expr_sizeof_expr and c_expr_sizeof_type.
9606 (sizeof): Update in_sizeof.
9607 (alignof): Update in_alignof.
9608 (typeof): Update in_typeof.
9609 (typespec_nonreserved_nonattr): Call pop_maybe_used.
9610 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
9611 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
9612 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
9613 (build_external_ref): Set C_DECL_USED or call
9614 record_maybe_used_decl if appropriate.
9615 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
9617 2004-09-08 Eric Christopher <echristo@redhat.com>
9619 * builtins.c: Fix prototype for fold_builtin_atan.
9621 2004-09-08 Eric Christopher <echristo@redhat.com>
9623 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
9624 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
9625 fold_builtin_atan): New functions. Migrate function bodies...
9626 (fold_builtin_1): ... from here.
9628 2004-09-09 Alan Modra <amodra@bigpond.net.au>
9630 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
9633 2004-09-08 David Edelsohn <edelsohn@gnu.org>
9635 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
9636 * config/rs6000/power5.md (power5-lmul): Same.
9638 2004-09-08 Richard Henderson <rth@redhat.com>
9641 * function.c (expand_function_end): Have fall-off-the-end
9642 return path jump around return register setup.
9644 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9646 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
9647 (output_return): Do not test for the presence of the 'unimp' insn.
9648 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
9649 as predicates instead of custom ones. Return raw strings when
9651 (output_sibcall): Likewise. Concatenate strings.
9652 (output_ubranch): Remove kludge for TurboSPARC.
9653 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
9654 (output_v9branch): Likewise.
9655 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
9656 <#>: Set sparc_indent_opcode if the delay slot is filled.
9658 <)>: New operand to emit the displacement from the saved PC on return.
9660 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
9661 (ASM_OUTPUT_OPCODE): New macro.
9662 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
9663 * config/sparc/sparc.md (normal_branch, inverted_branch,
9664 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9665 inverted_fpe_branch): Adjust call to output_cbranch.
9666 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
9667 call to output_v9branch.
9668 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
9669 (output_v9branch): Likewise.
9671 2004-09-08 Devang Patel <dpatel@apple.com>
9673 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
9674 -segs_read_only_addr and -segs_read_write_addr.
9675 (WORD_SWITCH_TAKES_ARG): Same.
9677 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
9678 -segs_read_write_addr.
9680 2004-09-08 Richard Henderson <rth@redhat.com>
9682 * function.c (reference_callee_copied): New.
9683 (assign_parm_setup_reg): Use it.
9684 * calls.c (initialize_argument_information): Likewise.
9685 (emit_library_call_value_1): Likewise.
9686 * function.h (reference_callee_copied): Declare.
9688 * target.h (struct gcc_target): Add callee_copies.
9689 * target-def.h (TARGET_CALLEE_COPIES): New.
9690 (TARGET_PASS_BY_REFERENCE): Update default.
9691 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9692 * targhooks.c (hook_callee_copies_named): New.
9693 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
9694 hook_pass_by_reference_false.
9695 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
9696 * targhooks.h: Update decls.
9697 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
9698 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9699 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
9700 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
9701 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9702 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
9703 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9704 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
9705 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9706 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
9707 (mips_callee_copies): New.
9708 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9709 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
9710 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9711 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
9712 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9713 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
9714 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9715 * config/sh/sh.c (sh_callee_copies): New.
9716 (TARGET_CALLEE_COPIES): New.
9717 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9718 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
9719 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9720 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
9721 for FUNCTION_ARG_CALLEE_COPIES.
9722 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
9724 2004-09-08 Devang Patel <dpatel@apple.com>
9726 * tree-if-conv.c (find_phi_replacement_condition): Return true
9728 (replace_phi_with_cond_modify_expr): Select conditional expr args
9729 based on true edge basic block.
9731 2004-09-08 Jan Hubicka <jh@suse.cz>
9733 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
9734 variables being alias set.
9736 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9738 * final.c (shorten_branches, final, get_insn_template,
9739 output_alternate_entry_point, final_scan_insn, alter_subreg,
9740 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
9741 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
9742 * fix-header.c (lookup_std_proto): Likewise.
9743 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
9744 verify_local_live_at_start, update_life_info, mark_reg,
9745 calculate_global_regs_live, allocate_reg_life_data,
9746 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
9747 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
9748 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
9749 * fold-const.c (force_fit_type, div_and_round_double,
9750 may_negate_without_overflow_p, int_const_binop, const_binop,
9751 size_binop, size_diffop, fold_convert_const, fold_convert,
9752 invert_tree_comparison, swap_tree_comparison,
9753 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
9754 range_binop, make_range, fold_cond_expr_with_comparison,
9755 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
9756 fold_abs_const, fold_not_const, fold_relational_const, round_up,
9757 round_down): Likewise.
9758 * function.c (find_function_data, assign_stack_temp_for_type,
9759 instantiate_virtual_regs_lossage, aggregate_value_p,
9760 assign_parm_find_entry_rtl, assign_parm_setup_block,
9761 expand_function_start, expand_function_end, keep_stack_depressed,
9762 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
9764 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
9766 * Makefile.in (tree-loop-linear.o): Added.
9767 (OBJS-common): Add tree-loop-linear.o
9768 * common.opt: New flag, ftree-loop-linear.
9769 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
9770 * tree-flow.h: Add prototype for linear_transform_loops.
9771 * tree-optimize.c: Add linear transform after vectorization.
9772 * tree-pass.h: Add struct pass_linear_transform.
9773 * tree-ssa-loop.c: Add pass_linear_transform.
9774 * tree-loop-linear.c: New file.
9775 * lambda-code.c: gcc_assertify.
9776 (gcc_loop_to_lambda_loop): Handle all exit tests.
9777 Handle case where we have (invariant >= induction var).
9778 (find_induction_var_from_exit_cond): Ditto.
9780 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
9782 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
9783 memory tag is call clobbered, so are its aliases.
9784 (group_aliases): When two memory tags being grouped, if one is
9785 call clobbered, so are the other and its aliases.
9786 (add_may_alias): Remove call-clobbering stuff.
9787 (replace_may_alias): Likewise.
9788 (merge_pointed_to_info): Merge pt_global_mem
9790 2004-09-08 Jan Hubicka <jh@suse.cz>
9792 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
9793 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
9794 (cgraph_expand_function): Remove stale cgraph edges of currently
9795 compiled function; fix non-unit-at-a-time code copying function
9796 node for later reuse.
9798 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9800 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
9801 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
9802 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
9803 (vec_gc_free, vec_heap_free): New.
9804 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
9805 (DEF_VEC_P): Add allocator argument. Adjust.
9806 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
9807 (DEF_VEC_O): Add allocator argument. Adjust.
9810 * tree.h (tree): Define a GC'd vector.
9811 * lamba-code.c (lambda_loop): Likewise.
9812 * value-prof.h (histogram_value): Likewise.
9814 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9816 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
9817 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
9818 gen_lowpart_common, gen_highpart, gen_highpart_mode,
9819 subreg_highpart_offset, operand_subword, operand_subword_force,
9820 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
9821 set_mem_alias_set, change_address_1, verify_rtx_sharing,
9822 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
9823 try_split, add_insn_after, add_insn_before, remove_insn,
9824 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
9825 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
9826 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
9827 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
9828 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
9829 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
9830 record_path_before_1, check_path_after_1, check_path_after): Likewise.
9831 * except.c (gen_eh_region, resolve_one_fixup_region,
9832 remove_unreachable_regions, convert_from_eh_region_ranges_1,
9833 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
9834 connect_post_landing_pads, sjlj_emit_function_exit,
9835 remove_exception_handler_label, remove_eh_handler,
9836 reachable_next_level, collect_one_action_chain,
9837 output_function_exception_table): Likewise.
9838 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
9839 optimize_save_area_alloca, allocate_dynamic_stack_space,
9840 probe_stack_range, hard_function_value): Likewise.
9841 * expmed.c (mode_for_extraction, store_bit_field,
9842 store_fixed_bit_field, extract_bit_field, expand_shift,
9843 expand_mult_const, expand_mult, choose_multiplier,
9844 expand_mult_highpart, expand_divmod, emit_store_flag,
9845 do_cmp_and_jump): Likewise.
9846 * expr.c (convert_move, convert_modes, move_by_pieces,
9847 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
9848 move_block_from_reg, gen_group_rtx, emit_group_load,
9849 emit_group_move, emit_group_store, use_reg, use_regs,
9850 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
9851 emit_move_insn, emit_move_insn_1, emit_push_insn,
9852 expand_assignment, store_expr, count_type_elements,
9853 store_constructor, store_field, safe_from_p, expand_var,
9854 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
9856 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9858 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
9859 gcc_assert and gcc_unreachable.
9860 * ddg.c (create_ddg_dependence, add_deps_for_def,
9861 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
9862 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
9863 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
9864 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
9865 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
9866 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
9867 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
9868 dataflow_set_copy, hybrid_search, diagnostic.c,
9869 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
9870 * dojump.c (do_jump): Likewise.
9871 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
9872 compute_dom_fast_query, calculate_dominance_info,
9873 free_dominance_info, get_immediate_dominator,
9874 set_immediate_dominator, get_dominated_by,
9875 redirect_immediate_dominators, nearest_common_dominator,
9876 dominated_by_p, verify_dominators, recount_dominator,
9877 iterate_fix_dominators, add_to_dominance_info,
9878 delete_from_dominance_info): Likewise.
9879 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
9880 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
9881 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
9882 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
9883 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
9884 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
9885 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
9886 output_call_frame_info, output_loc_operands, build_cfa_loc,
9887 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
9888 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
9889 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
9890 splice_child_die, attr_checksum, same_dw_val_p,
9891 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
9892 unmark_dies, value_format, output_loc_list, output_die,
9893 output_pubnames, output_aranges, base_type_die, is_base_type,
9894 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
9895 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
9896 field_byte_offset, add_data_member_location_attribute,
9897 add_const_value_attribute, rtl_for_decl_location,
9898 add_location_or_const_value_attribute, add_byte_size_attribute,
9899 add_bit_offset_attribute, add_bit_size_attribute,
9900 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
9901 decl_start_label, gen_formal_parameter_die,
9902 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
9903 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
9904 force_decl_die, force_type_die, gen_decl_die,
9905 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
9906 dwarf2out_finish): Likewise.
9908 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
9910 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
9911 * builtins.c: Include tree-mudflap.h.
9913 2004-09-08 Uros Bizjak <uros@kss-loka.si>
9915 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
9916 force operand 0.0 into register in XFmode. Also do not force
9917 operand 0.0 into register if !TARGET_CMOVE.
9918 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
9919 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
9920 implement ftst x87 instruction.
9921 (*fp_jcc_7): New insn pattern. Change corresponding split
9922 pattern to handle "general_operand" instead of
9923 "nonimmediate_operand".
9925 2004-09-08 Ben Elliston <bje@au.ibm.com>
9927 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
9929 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
9931 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
9932 generated from standard va_arg expansion.
9933 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
9935 (mf_varname_tree, mf_file_function_line_tree): Add some support
9936 for column numbers if compiled with USE_MAPPED_LOCATION.
9938 2004-09-07 Ziemowit Laski <zlaski@apple.com>
9940 * c-decl.c (groktypename_in_parm_context): Remove function.
9941 * c-tree.h (groktypename_in_parm_context): Remove prototype.
9943 2004-09-07 Ziemowit Laski <zlaski@apple.com>
9945 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
9946 * c-parse.in: Include c-common.h instead of objc-act.h.
9947 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
9948 myparms, myparm): Remove %type declarations.
9949 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
9950 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
9952 (objc_inherit_code, objc_public_flag): Remove.
9953 (typespec_nonreserved_nonattr): Call
9954 objc_get_protocol_qualified_type() instead of get_static_reference()
9955 and get_protocol_reference().
9956 (stmt_nocomp): Call grokparm() on @catch parameter.
9957 (objcdef): Move semantic action to objc_finish_implementation().
9958 (classdef): Move semantic action to objc_start_class_interface(),
9959 objc_continue_interface(), objc_finish_interface(),
9960 objc_start_class_implementation(), objc_continue_implementation(),
9961 objc_start_category_interface() and
9962 objc_start_category_implementation().
9963 (protocoldef): Move semantic actions to objc_start_protocol() and
9964 objc_finish_interface().
9965 (ivar_decl_list): Remove nonterminal.
9966 (visibility_spec): Move semantic actions to objc_set_visibility().
9967 (ivar_decls): Remove assignment to $$.
9968 (ivar_decl): Rephrase in terms of component_decl; call
9969 objc_add_instance_variable().
9970 (ivars, ivar_declarator): Remove nonterminals.
9971 (opt_semi): New nonterminal.
9972 (methodtype): Remove semantic actions.
9973 (methoddef): Move semantic actions to objc_set_method_type(),
9974 objc_start_method_definition() and objc_finish_method_definition().
9975 (methodproto): Move semantic actions to objc_set_method_type() and
9976 objc_add_method_declaration().
9977 (methoddecl): Use objc_typename instead of typename; move semantic
9978 actions to objc_build_method_signature().
9979 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
9980 (optparmlist): Express in terms of optparms and optellipsis.
9981 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
9983 (keyworddecl): Use objc_typename instead of typename.
9984 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
9985 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
9987 2004-09-08 Alan Modra <amodra@bigpond.net.au>
9989 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
9990 (MD_FALLBACK_FRAME_STATE_FOR): Update.
9991 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
9992 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
9993 (MD_FROB_UPDATE_CONTEXT): Remove default.
9994 (uw_update_context_1): Instead #ifdef invocation.
9995 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
9996 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
9997 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
9998 (MD_UNWIND_SUPPORT): Undefine this instead.
9999 * config/i386/gnu.h: Likewise.
10000 * config/alpha/linux-unwind.h: New file, macro converted to
10001 function, extracted from..
10002 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
10003 (MD_UNWIND_SUPPORT): Define.
10004 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
10005 * config/i386/linux-unwind.h, config/i386/linux.h,
10006 config/i386/linux64.h: Likewise.
10007 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
10008 MD_HANDLE_UNWABI too.
10009 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
10010 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
10011 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
10012 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
10013 * config/sparc/linux-unwind.h, config/sparc/linux.h,
10014 config/sparc/linux64.h: Likewise.
10015 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
10016 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
10017 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
10018 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
10019 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
10021 2004-09-07 Jan Hubicka <jh@suse.cz>
10023 * cse.c (fold_rtx): Avoid building of
10024 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
10026 * tree-ssa-pre.c (grand_bitmap_obstack): New.
10027 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
10028 (init_pre): Initialize obstack.
10029 (fini_pre): Free obstack.
10031 2004-09-07 David Daney <ddaney@avtrex.com>
10033 * config.gcc: Added support for --with-divide=[breaks|traps] for
10035 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
10036 (TARGET_DIVIDE_TRAPS): New macro.
10037 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
10038 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
10039 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
10040 GENERATE_DIVIDE_TRAPS.
10041 (mips_output_division): Emit conditional trap if
10042 GENERATE_DIVIDE_TRAPS is set.
10043 * doc/install.texi: Document --with-divide.
10044 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
10046 2004-09-07 Caroline Tice <ctice@apple.com>
10048 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
10049 EDGE_CROSSING, to flags test case.
10051 2004-09-07 Jan Hubicka <jh@suse.cz>
10053 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
10056 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10058 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
10059 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
10060 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
10061 or gcc_unreachable.
10062 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
10063 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
10064 alloc_aux_for_edges, free_aux_for_edges): Likewise.
10065 * cfgcleanup.c (try_forward_edges,
10066 merge_blocks_move_predecessor_nojumps,
10067 merge_blocks_move_successor_nojumps): Likewise.
10068 * cfgexpand.c (expand_gimple_cond_expr,
10069 expand_gimple_tailcall): Likewise.
10070 * cfghooks.c (duplicate_block): Likewise.
10071 * cfglayout.c (record_effective_endpoints,
10072 insn_locators_initialize, change_scope, fixup_reorder_chain,
10073 verify_insn_chain, fixup_fallthru_exit_predecessor,
10074 duplicate_insn_chain, cfg_layout_finalize): Likewise.
10075 * cfgloopanal.c (check_irred): Likewise.
10076 * cfgloop.c (superloop_at_depth, flow_loops_free,
10077 flow_loop_entry_edges_find, flow_loops_find,
10078 flow_loop_outside_edge_p, get_loop_body,
10079 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
10080 get_loop_exit_edges, num_loop_branches, cancel_loop,
10081 verify_loop_structure): Likewise.
10082 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
10083 duplicate_loop_to_header_edge, create_preheader,
10084 create_loop_notes): Likewise.
10085 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
10086 edirect_branch_edge, force_nonfallthru_and_redirect,
10087 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
10088 commit_edge_insertions, commit_edge_insertions_watch_calls,
10089 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
10090 cfg_layout_redirect_edge_and_branch_force,
10091 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
10092 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
10093 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
10094 cgraph_varpool_node): Likewise.
10095 * cgraphunit.c (cgraph_finalize_function,
10096 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
10097 cgraph_expand_function, cgraph_remove_unreachable_nodes,
10098 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
10099 cgraph_mark_inline, cgraph_expand_all_functions,
10100 cgraph_build_static_cdtor): Likewise.
10101 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
10102 simplify_logical, distribute_notes, insn_cuid): Likewise.
10103 * conflict.c (conflict_graph_add, print_conflict): Likewise.
10104 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
10105 coverage_checksum_string): Likewise.
10106 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
10107 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
10108 cse_cc_succs, cse_condition_code_reg): Likewise.
10109 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
10110 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
10111 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
10112 cselib_record_set): Likewise.
10114 2004-09-07 Jan Hubicka <jh@suse.cz>
10116 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
10118 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10120 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
10122 (fold_builtin_strpbrk): Likewise.
10123 * expr.c (array_ref_low_bound): Likewise.
10124 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
10125 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
10126 * tree-sra.c (generate_element_zero): Likewise.
10127 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
10128 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
10129 add_old_iv_candidates, add_iv_candidates): Likewise.
10130 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
10132 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10134 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
10135 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
10136 c_expand_expr, boolean_increment, nonnull_check_p,
10137 check_function_arguments_recurse, fold_offsetof_1): Likewise.
10138 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
10139 builtin_define_type_max): Likewise.
10140 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
10141 implicit_decl_warning, builtin_function, build_compound_literal,
10142 complete_array_type, grokdeclarator, get_parm_info,
10143 start_function, store_parm_decls_oldstyle,
10144 c_write_global_declarations): Likewise.
10145 * c-format.c (get_constant, decode_format_attr,
10146 maybe_read_dollar_number, get_flag_spec, check_format_arg,
10147 check_format_types, format_type_warning,
10148 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
10149 init_dynamic_diag_info, handle_format_attribute): Likewise.
10150 * c-gimplify.c (push_context, pop_context, finish_bc_block):
10151 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
10152 * c-objc-common.c (c_tree_printer): Likewise.
10153 * c-pch.c (pch_init): Likewise.
10154 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
10155 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
10156 * c-typeck.c (c_incomplete_type_error, composite_type,
10157 common_pointer_type, common_type, same_translation_unit_p,
10158 tagged_types_tu_compatible_p, finish_init, pop_init_level,
10159 set_designator, set_nonincremental_init_from_string,
10160 process_init_element, c_finish_if_stmt): Likewise.
10161 * caller-save.c (init_caller_save, save_call_clobbered_regs,
10162 insert_restore, insert_save, insert_one_insn): Likewise.
10163 * calls.c (emit_call_1, compute_argument_block_size,
10164 precompute_arguments, expand_call, emit_library_call_value_1,
10165 store_one_arg): Likewise.
10167 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10169 * configure.ac (enable-checking): Add release option. Reorganize
10170 to avoid repetition.
10171 * configure: Rebuilt.
10172 * doc/install.texi (enable-checking): Amend documentation.
10174 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
10177 * Makefile.in (specs.ready): Depend on cc1$(exeext).
10179 2004-09-06 James E Wilson <wilson@specifixinc.com>
10181 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
10182 movdf_hardfloat_32bit): Split fG into two alternatives.
10183 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
10185 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
10187 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10189 * final.c (output_in_slot): Delete.
10190 (final_scan_insn): Revert 2004-09-03 change.
10191 (output_asm_insn): Likewise.
10192 * config/sparc/sparc.c (output_return): Likewise.
10193 (output_sibcall): Likewise.
10195 2004-09-06 Jan Hubicka <jh@suse.cz>
10197 * loop.c (loop_dump_aux): Do not print RTL when not available.
10198 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
10199 frontend specific type nodes.
10200 (produce_memory_decl_rtl): Break out from ...
10201 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
10202 (get_computation_at): Avoid random tree sharing.
10203 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
10205 2004-09-06 Zack Weinberg <zack@codesourcery.com>
10207 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
10208 unnecessary commands.
10210 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
10212 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
10213 (bitmap.o): Likewise.
10215 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
10217 Unify the management of RTL and tree-level dump files.
10219 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
10220 Don't print function name to the dump file, the pass manager
10221 would do this for us. Add code from the top of
10222 rest_of_compilation, up to the initial RTL dump.
10223 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
10224 close the DFI_sibling dump file.
10225 (rest_of_compilation): Don't do that here. Remove code up to the
10227 (init_optimization_passes): Remove.
10228 (pass_rest_of_compilation): Change pass name to NULL.
10229 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
10230 Do not call init_optimization_passes.
10231 * toplev.h (init_optimization_passes): Remove.
10233 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10234 finish_graph_dump_file): Remove SUFFIX parameter.
10235 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
10236 finish_graph_dump_file): Likewise.
10238 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
10239 * cfgexpand.c (pass_expand): Adjust.
10240 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
10241 * passes.c (pass_rest_of_compilation): Adjust.
10242 * predict.c (pass_profile): Adjust.
10243 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
10244 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
10245 pass_split_crit_edges, pass_warn_function_return): Adjust.
10246 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
10247 * tree-dfa.c (pass_referenced_vars): Adjust.
10248 * tree-eh.c (pass_lower_eh): Adjust.
10249 * tree-if-conv.c (pass_build_ssa): Adjust.
10250 * tree-into-ssa.c (pass_build_ssa): Adjust.
10251 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
10252 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
10253 * tree-nrv.c (pass_nrv): Adjust.
10254 * tree-optimize.c (pass_gimple, pass_all_optimizations,
10255 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10256 pass_init_datastructures): Adjust.
10257 * tree-outof-ssa.c (pass_del_ssa): Adjust.
10258 * tree-profile.c (pass_tree_profile): Adjust.
10259 * tree-sra.c (pass_sra): Adjust.
10260 * tree-ssa-alias.c (pass_may_alias): Adjust.
10261 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
10262 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
10263 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
10264 * tree-ssa-dom.c (pass_dominator): Adjust.
10265 * tree-ssa-dse.c (pass_dse): Adjust.
10266 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
10267 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
10268 * tree-ssa-loop-ch.c (pass_ch): Adjust.
10269 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
10270 pass_loop_done, pass_complete_unroll, pass_iv_canon,
10271 pass_iv_optimize, pass_vectorize): Adjust.
10272 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
10273 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
10274 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
10275 pass_late_warn_uninnitialized): Adjust.
10276 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
10278 * Makefile.in (tree-dump.o): Add new dependencies.
10279 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
10280 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
10282 * toplev.c (dump_file_name): New.
10283 * tree-dump.c (dump_enable_all): Add LETTER parameter.
10284 (struct dump_file_info): Add NUM and LETTER fields.
10285 (dump_files): Adjust and add RTL dump files.
10286 (dump_register): Add NUM and LETTER fields.
10287 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
10288 (dump_begin): Use get_dump_file_name.
10289 (dump_switch_p_1): Adjust call to dump_enable_all.
10290 * tree-dump.h (dump_register): Adjust prototype.
10291 * tree-optimize.c (register_one_dump_file): Take dump file index.
10292 Support flags for RTL dumps.
10293 (register_dump_files): Fill in NUM field of struct dump_file_info.
10294 Track properties both when the gate is executed and when it is not.
10295 (execute_todo): Dump RTL. Add PROPERTIES parameter.
10296 (execute_one_pass): Pass properties to execute_todo. Handle VCG
10298 * tree-pass.h (dump_file_name): New.
10299 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
10302 * Makefile.in (passes.o): Add new dependencies.
10303 * passes.c (struct dump_file_info, enum dump_file_index,
10304 dump_file_tbl, init_optimization_passes): Remove.
10305 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
10306 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
10308 (finish_optimization_passes): Update finish_graph_dump_file loop.
10309 (enable_rtl_dump_file): Remove.
10310 * tree-dump.c (dump_files): Adjust and add RTL dump files.
10311 (enable_rtl_dump_file): Add here.
10312 * tree.h (enum tree_dump_index): Add RTL dump file indices.
10313 * doc/invoke.texi (Debugging options): Document new RTL debugging
10316 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
10318 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
10319 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
10320 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
10321 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
10322 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
10323 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
10324 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
10325 vec.h: Fix comment formatting.
10327 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
10329 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
10330 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
10331 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
10332 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
10333 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
10334 tree-ssa-loop-niter.c, tree-ssa-operands.c,
10335 tree-ssa-operands.h, tree-ssa-propagate.c,
10336 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
10337 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
10339 2004-09-05 Diego Novillo <dnovillo@redhat.com>
10341 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
10342 vectorizer is enabled.
10344 2004-09-05 Andreas Jaeger <aj@suse.de>
10346 * tree-if-conv.c: Spell check comments and clean up whitespace.
10348 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10350 * tree-ssa-loop-ivopts.c: New file.
10351 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
10352 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
10353 target_pres_cost, target_spill_cost): Declare.
10354 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
10355 spill_cost): Renamed to ...
10356 (target_avail_regs, target_res_regs, target_small_cost,
10357 target_pres_cost, target_spill_cost): ... and exported.
10358 (init_set_costs, global_cost_for_size): Work with renamed variables.
10359 * common.opt (flag_ivopts): New flag.
10360 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
10362 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
10363 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
10364 generating SSA form.
10365 (force_gimple_operand): New function.
10366 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
10367 * tree-cfg.c (stmt_bsi): New function.
10368 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
10369 PARAM_IV_MAX_CONSIDERED_USES): New.
10370 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
10371 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
10372 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
10373 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
10374 * tree-nested.c (build_addr): Export.
10375 * tree-optimize.c (init_tree_optimization_passes): Add
10377 * tree-pass.h (pass_iv_optimize): Declare.
10378 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
10380 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
10381 as a phi node argument.
10382 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
10383 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
10385 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
10386 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
10387 pass_iv_optimize): New pass.
10388 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
10389 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
10390 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
10391 * tree.h (REF_ORIGINAL): New macro.
10392 (build_int_cst_type, unsigned_type_for, zero_p,
10393 cst_and_fits_in_hwi, build_addr): Declare.
10394 * doc/invoke.texi (-fivopts): Document.
10395 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
10396 PARAM_IV_MAX_CONSIDERED_USES): Document.
10397 * doc/passes.texi: Document induction variable optimizations pass.
10399 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10401 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
10402 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
10403 * c-common.c (c_common_attribute_table): Accept parameters to
10404 sentinel attribute.
10405 (check_function_sentinel, handle_sentinel_attribute): Likewise.
10406 * doc/extend.texi: Update accordingly.
10408 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10410 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
10412 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
10414 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
10416 (c_common_attribute_table): Add `sentinel' attribute.
10417 (check_function_arguments): Handle `sentinel' attribute.
10418 * doc/extend.texi: Document `sentinel' attribute.
10420 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
10422 * configure: Regenerated.
10424 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10426 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
10428 * tree.c (save_expr): No longer TREE_READONLY.
10430 2004-09-04 Jan Hubicka <jh@suse.cz>
10432 * passes.c (rest_of_clean_state): Fix merge conflict made during
10433 commiting the patch.
10435 2004-09-04 Jan Hubicka <jh@suse.cz>
10437 * passes.c (rest_of_clean_state): Decompose the instruction stream.
10439 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10441 * doc/md.texi (shift patterns): New anchor. Add reference to
10442 TARGET_SHIFT_TRUNCATION_MASK.
10443 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
10444 * target.h (shift_truncation_mask): New target hook.
10445 * targhook.h (default_shift_truncation_mask): Declare.
10446 * targhook.c (default_shift_truncation_mask): Define.
10447 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
10448 (TARGET_INITIALIZER): Include it.
10449 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
10450 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
10451 reject all out-of-range values. Fix sign-extension code for modes
10452 whose width is smaller than HOST_BITS_PER_WIDE_INT.
10453 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
10454 (expand_superword_shift, expand_subword_shift): Likewise.
10455 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
10456 (expand_binop): Use them to implement double-word shifts.
10457 * config/arm/arm.c (arm_shift_truncation_mask): New function.
10458 (TARGET_SHIFT_TRUNCATION_MASK): Define.
10460 2004-09-04 Jan Hubicka <jh@suse.cz>
10462 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
10463 (mix): New macro copied from hashtab.c
10464 (iterative_hash_hashval_t, iterative_hash_pointer,
10465 iterative_hash_host_wide_int): New functions based on hashtab.c
10468 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10470 * config/mips/mips.md (mask): New mode attribute.
10471 (zero_extendsidi2): Add memory alternative.
10472 (*zero_extendsidi2_mem): Delete.
10473 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
10474 memory_operand in the TARGET_MIPS16 check.
10475 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
10476 Redefine using :GPR and :SHORT.
10477 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
10479 2004-09-04 Uros Bizjak <uros@kss-loka.si>
10481 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
10483 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
10484 expand_builtin_mathfn.
10485 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
10486 btrunc?f patterns for btrunc_optab. Implement rint_optab using
10488 * optabs.c (init_optabs): Initialize rint_optab.
10489 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
10491 (btrunc_optab): Rename macro from trunc_optab.
10492 (rint_optab): Define corresponding macro.
10494 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
10495 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
10497 * config/i386/i386-protos.h (emit_i387_cw_initialization):
10498 Change prototype. Add new int parameter.
10499 * config/i386/i386.c (emit_i387_cw_initialization):
10500 Handle new rounding modes.
10502 * config/i386/i386.h (enum fp_cw_mode): Delete.
10503 (MODE_NEEDED): Handle new rounding modes.
10504 (EMIT_MODE_SET): Change condition to handle new rounding modes.
10506 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
10507 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
10508 represent different rounding modes of frndint insn.
10509 (type): Add frndint type.
10510 (i387, length, memory): Handle this type.
10511 (i387_cw): New attribute definition.
10512 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
10513 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
10514 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
10515 Add "i387_cw" attribute defined to "trunc".
10516 (x86_fnstcw_1): Remove comment.
10517 (*frndintxf2): Rename insn definition to frndintxf2. Move
10518 insn definition near rint?f2 expanders.
10519 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
10520 rintf and rintl built-ins as inline x87 intrinsics.
10521 (frndintxf2_floor): New pattern to implement floor rounding
10522 mode with frndint x87 instruction.
10523 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
10524 floorf and floorl built-ins as inline x87 intrinsics.
10525 (frndintxf2_ceil): New pattern to implement ceil rounding
10526 mode with frndint x87 instruction.
10527 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
10528 ceilf and ceill built-ins as inline x87 intrinsics.
10529 (frndintxf2_trunc): New pattern to implement trunc rounding
10530 mode with frndint x87 instruction.
10531 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
10532 truncf and truncl built-ins as inline x87 intrinsics.
10533 (frndintxf2_mask_pm): New pattern to implement rounding
10534 mode with exceptions with frndint x87 instruction.
10535 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
10536 implement nearbyint, nearbyintf and nearbyintl built-ins as
10537 inline x87 intrinsics.
10539 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10541 * config/mips/mips.md (SHORT): New mode macro.
10542 (size): New mode attribute.
10543 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
10544 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
10545 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
10547 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
10548 *extend[qh]isi2_hw patterns and extending them to di.
10549 (extendqihi2): Implement as define_insn_and_split that produces
10550 extendqisi2 after reload.
10552 2004-09-03 Devang Patel <dpatel@apple.com>
10554 * Makefile.in (OBJS-common): Add tree-if-conv.o
10555 (tree-if-conv.o): New rule.
10556 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
10557 (get_loop_body_in_bfs_order): New.
10558 * cfgloop.h (get_loop_body_in_bfs_order): New.
10559 * tree-flow.h (enum move_pos): Move here from ..
10560 * tree-ssa-loop-im.c (enum move_pos): here.
10561 (movement_possibility): Make externally visible.
10562 * tree-optimize.c (init_tree_optimization_passes): New entry for
10563 if conversion pass.
10564 * tree-pass.h (pass_if_conversion): New.
10565 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
10566 * tree-if-conv.c: New file.
10567 * doc/passes.texi: Document tree if-conversion pass.
10568 * doc/tree-ssa.texi: Same.
10570 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
10573 Makefile.in (LIB2ADDEHSTATIC): New.
10574 (LIB2ADDEHSHARED): New.
10576 (LIBUNWINDDEP): New.
10577 (SHLIBUNWIND_LINK): New.
10578 (SHLIBUNWIND_INSTALL): New.
10579 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
10580 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
10581 (clean): Remove libunwind*
10582 (stage1-start): Remove and copy stage1/libunwind*.
10583 (stage2-start): Remove and copy stage2/libunwind*.
10584 (stage3-start): Remove and copy stage3/libunwind*.
10585 (stage4-start): Remove and copy stage4/libunwind*.
10586 (stageprofile-start): Remove and copy stageprofile/libunwind*.
10587 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
10589 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
10590 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
10591 tmake_file if --with-system-libunwind isn't used.
10593 * config/ia64/t-glibc-libunwind: New file.
10594 * config/t-libunwind-elf: Likewise.
10595 * unwind-compat.c: Likewise.
10596 * unwind-compat.h: Likewise.
10597 * unwind-dw2-fde-compat.c: Likewise.
10599 * config/ia64/t-glibc (LIB2ADDEH): Updated.
10600 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
10602 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
10604 * unwind-dw2-fde-glibc.c: Likewise.
10605 * unwind-dw2.c: Likewise.
10607 * config/t-libunwind (LIB2ADDEH): Updated.
10608 (LIB2ADDEHSTATIC): New.
10609 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
10610 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
10612 * configure.ac: Change --enable-libunwind-exceptions to
10613 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
10614 * configure: Regenerated.
10615 * config.in: Updated.
10617 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
10618 above and mention --with-system-libunwind.
10619 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
10620 removed in gcc 3.4.3 and later.
10622 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
10623 USE_LIBUNWIND_EXCEPTIONS is defined.
10625 * mklibgcc.in: Support libunwind.
10627 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
10629 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
10632 2004-09-03 Richard Henderson <rth@redhat.com>
10635 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
10636 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
10637 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
10638 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
10639 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
10640 resize_stack_vars_conflict, add_stack_var_conflict,
10641 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
10642 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
10643 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
10644 expand_one_static_var, expand_one_hard_reg_var,
10645 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
10646 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
10647 (expand_used_vars): Rewrite.
10648 * Makefile.in (cfgexpand.o): Update dependencies.
10650 2004-09-04 Jan Hubicka <jh@suse.cz>
10652 * cfg.c (free_edge): Use ggc_free.
10653 (expunge_block): Use ggc_free.
10654 * passes.c (rest_of_clean_state): Free after compilation.
10655 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
10656 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
10658 2004-09-03 James E Wilson <wilson@specifixinc.com>
10660 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
10661 DECL_EXTERNAL check.
10663 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10665 * final.c (output_in_slot): New global variable.
10666 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
10667 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
10668 'output_in_slot' before invoking output_asm_insn.
10669 (output_asm_insn): Add a space after the tab if 'output_in_slot'
10671 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
10673 (output_sibcall): Likewise.
10675 2004-09-03 Jan Hubicka <jh@suse.cz>
10677 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
10678 * tree-ssanames (init_ssanames): Likewise.
10680 2004-09-03 Ziemowit Laski <zlaski@apple.com>
10682 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
10683 objc_declare_protocols, objc_start_protocol,
10684 objc_start_class_interface, objc_start_category_interface,
10685 objc_continue_interface, objc_finish_interface,
10686 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
10687 objc_start_class_implementation, objc_start_category_implementation,
10688 objc_continue_implementation, objc_finish_implementation,
10689 objc_add_method_declaration, objc_start_method_definition,
10690 objc_finish_method_definition, objc_build_keyword_decl,
10691 objc_build_method_signature, objc_build_encode_expr,
10692 objc_build_protocol_expr, objc_build_selector_expr,
10693 objc_build_message_expr, objc_build_string_object,
10694 objc_get_class_reference, objc_get_protocol_qualified_type,
10695 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
10697 2004-09-03 James E Wilson <wilson@specifixinc.com>
10699 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
10701 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
10702 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
10703 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
10704 (mips_recip1_<fmt>): Use frdiv1 type.
10705 (mips_recip2_<fmt>): Use frdiv2 type.
10706 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
10707 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
10709 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
10711 2004-09-03 Daniel Jacobowitz <dan@debian.org>
10713 * reload.c (find_reloads): Swap operand_loc pointers for
10714 find_dummy_reload if we have swapped two operands.
10716 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
10718 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
10719 to get the tablejump-insn before the jump-table label.
10721 2004-09-03 Ziemowit Laski <zlaski@apple.com>
10723 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
10724 objc_declare_protocols, objc_build_message_expr,
10725 objc_finish_message_expr, objc_build_selector_expr,
10726 objc_build_protocol_expr, objc_build_encode_expr,
10727 objc_build_string_object, objc_get_protocol_qualified_type,
10728 objc_get_class_reference, objc_get_class_ivars,
10729 objc_start_class_interface, objc_start_category_interface,
10730 objc_start_protocol, objc_continue_interface, objc_finish_interface,
10731 objc_start_class_implementation, objc_start_category_implementation,
10732 objc_continue_implementation, objc_finish_implementation,
10733 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
10734 objc_add_method_declaration, objc_start_method_definition,
10735 objc_finish_method_definition, objc_add_instance_variable,
10736 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
10737 objc_finish_try_stmt, objc_begin_catch_clause,
10738 objc_finish_catch_clause, objc_build_finally_clause,
10739 objc_build_synchronized, objc_static_init_needed_p,
10740 objc_generate_static_init_call): New prototypes.
10742 2004-09-03 Steve Ellcey <sje@cup.hp.com>
10744 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
10746 (ia64_function_value): Ditto.
10748 2004-09-03 Jan Beulich <jbeulich@novell.com>
10750 * config.gcc: Resurrect NetWare as a target. Handle special case of
10751 Novell linker to be used (specified through --with-ld=) and threading
10752 model of either Posix (default) or NKS.
10753 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
10754 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
10755 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
10756 * config/i386/netware.c, config/i386/netware.h: New.
10757 * config/i386/nwld.c, config/i386/nwld.h: New.
10758 * config/i386/netware-crt0.c: New.
10759 * config/i386/netware-libgcc.c: New.
10760 * config/i386/netware-libgcc.def: New.
10761 * config/i386/netware-libgcc.exp: New.
10762 * config/i386/t-netware, config/i386/t-nwld: New.
10764 * doc/install.texi: Document NKS threading model.
10766 2004-09-03 Jan Beulich <jbeulich@novell.com>
10769 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
10770 * tree.h (initial_max_fld_align): Declare
10771 * stor-layout.c (initial_max_fld_align): Define and initialize.
10772 (maximum_field_alignment): Initialize to the same value.
10773 * common.opt: Add -fpack-struct= variant of switch.
10774 * opts.c: Handle -fpack-struct= variant of switch.
10775 * c-pragma.c: Change #pragma pack() handling so that it becomes
10776 compatible to other compilers: accept individual 'push' argument,
10777 make final pop restore (command line) default, correct interaction
10778 of push/pop and sole specification of a new alignment (so that the
10779 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
10780 to #pragma pack(push, <n>).
10781 * doc/extend.texi: New node "Structure-Packing Pragmas" under
10782 "Pragmas", describing #pragma pack.
10783 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
10784 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
10785 Document new TARGET_DEFAULT_PACK_STRUCT.
10787 2004-09-03 Devang Patel <dpatel@apple.com>
10789 * dwarf2out.c (gen_field_die). Equate decl number to die.
10791 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
10794 * global.c (modify_reg_pav): New function.
10795 (make_accurate_live_analysis): Call the new function. Move pavin
10796 modification by earlyclobber set into the new function.
10798 2004-09-03 Andreas Schwab <schwab@suse.de>
10800 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
10801 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
10804 2004-09-02 Jan Beulich <jbeulich@novell.com>
10806 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
10807 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
10808 not unwind code specific ones.
10809 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
10810 Remove unwind code specific dependencies.
10811 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
10812 Remove gbl-ctors.h.
10813 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
10814 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
10815 * tsystem.h: Declare memcpy and memset when inhibit_libc.
10817 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
10819 * combine.c (try_combine): Delay modifying of insns which cannot
10822 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
10824 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
10826 * gcc/tree-ssa-loop.c: Ditto
10827 * gcc/tree-ssa-loop-ivcanon.c: Ditto
10828 * gcc/doc/invoke.texi: Ditto.
10830 2004-09-02 Ziemowit Laski <zlaski@apple.com>
10832 * c-decl.c (store_parm_decls_newstyle): Make static.
10833 (store_parm_decls_from): New function.
10834 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
10835 (store_parm_decls_from): New prototype.
10837 2004-09-02 David Edelsohn <edelsohn@gnu.org>
10839 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
10840 HImode with STRICT_ALIGNMENT.
10842 2004-09-02 Mark Mitchell <mark@codesourcery.com>
10844 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
10845 (TARGET_OS_CPP_BUILTINS): Likewise.
10846 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
10847 TARGET_BPABI_CPP_BUILTINS.
10849 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
10851 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
10853 2004-09-02 Eric Christopher <echristo@redhat.com>
10855 * builtins.c (expand_builtin_cabs): Delete.
10856 (expand_builtin): If unable to fold the values do a normal
10857 library call for builtin_cab*.
10858 (fold_builtin_cabs): Depend on optimize and optimize_size.
10859 * optabs.c (expand_cmplxdiv_straight): Delete.
10860 (expand_cmplxdiv_wide): Ditto.
10861 (expand_vector_binop): Ditto.
10862 (expand_vector_unop): Ditto.
10863 (expand_complex_abs): Delete.
10864 (expand_binop): Remove calls to above functions.
10865 Remove open coding of complex arithmetic.
10866 (expand_unop): Ditto.
10867 * optabs.h: Remove prototypes.
10869 2004-09-02 Ziemowit Laski <zlaski@apple.com>
10871 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
10872 * c-tree.h (store_parm_decls_newstyle): New prototype.
10874 2004-09-02 Geoffrey Keating <geoffk@apple.com>
10876 * config/rs6000/rs6000.c (expand_block_clear): Use vector
10877 instructions if available.
10878 (expand_block_move): Likewise.
10880 2004-09-03 Jan Hubicka <jh@suse.cz>
10882 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
10884 2004-09-02 Mark Mitchell <mark@codesourcery.com>
10886 * config/arm/symbian.h (LIB_SPEC): Define to empty.
10887 * config/arm/t-symbian (SHLIB_LC): Likewise.
10889 2004-09-02 Paul Brook <paul@codesourcery.com>
10891 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
10893 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
10895 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
10896 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
10897 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
10898 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
10899 (mips_issue_rate): Remove unreachable abort.
10900 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10901 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
10902 (mips_block_move_straight, print_operand_address, mips_file_start)
10903 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
10904 (mips_output_conditional_branch, mips_expand_builtin_direct)
10905 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
10906 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
10909 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
10911 * config/mips/mips.md (*lea_high64): Change split condition to
10912 flow2_completed. Add a peephole2 to generate a more parallel version.
10914 2004-09-02 Jan Hubicka <jh@suse.cz>
10916 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
10919 * ggc-page.c: include tree-flow.h.
10920 (extra_order_size_table): Add stmt_ann_d.
10921 (STAT_LABEL): Rename from ....
10922 (LABEL): ... this one.
10923 * Makefile.in (ggc-page.o): Add dependency.
10925 * ggc-common.c (ggc_force_collect): New global variable.
10926 (loc_description): Add fields "freed", "collected"
10927 (ptr_hash): New static hash
10928 (ptr_hash_entry): New structure.
10929 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
10930 (ggc_record_overhead): Take ptr argument, record it
10931 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
10932 (cmp_statistics): Imrove sorting.
10933 (dump_ggc_loc_statistics): Output newly collected statistics
10934 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
10935 (ggc_free): Call ggc_free_overhead.
10936 (ggc_collect): Force collection when asked to be forced.
10937 (ggc_collect): Call ggc_prune_overhead_list.
10938 * ggc.h (ggc_force_collect): Declare
10939 (ggc_record_overhead): Update prototype.
10940 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
10942 2004-09-02 James E Wilson <wilson@specifixinc.com>
10944 * common.opt (ftrapping-math): Default to on.
10946 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
10948 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
10950 2004-09-02 Denis Chertykov <denisc@overta.ru>
10953 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
10955 (*movmemqi_insn): Likewise.
10956 (*movmemhi): Likewise.
10957 (clrmemhi): Likewise.
10958 (*clrmemqi): Likewise.
10959 (*clrmemhi): Likewise.
10961 2004-09-02 Paul Brook <paul@codesourcery.com>
10963 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
10964 default_use_cxa_atexit=yes.
10966 2004-09-02 Alan Modra <amodra@bigpond.net.au>
10968 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
10969 (struct kernel_old_ucontext): Delete.
10970 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
10971 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
10974 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
10976 * toplev.c (process_options): Fix typo.
10978 2004-09-01 Richard Henderson <rth@redhat.com>
10980 PR middle-end/17258
10981 * calls.c (initialize_argument_information): Tighten pass-through
10982 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
10983 Use build_fold_addr_expr.
10984 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
10985 that assumes ADDR_EXPR allocates stack space.
10986 * fold-const.c (build_fold_addr_expr_with_type): Look through
10989 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
10991 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
10992 * ggc.h (ggc_alloc_rtx): Delete.
10994 2004-09-01 Roger Sayle <roger@eyesopen.com>
10996 * expmed.c (enum alg_code): Remove long unused enumeration values.
10997 (struct mult_cost): New structure to hold the "score" of a synthetic
10998 multiply sequence, including both a rtx_cost and a latency field.
10999 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
11000 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
11001 (struct algorithm): Change type of cost field to be mult_cost.
11002 (synth_mult): Change type of cost_limit argument to be a
11003 pointer to a mult_cost. Update all cost comparisons to use the
11004 new mult_cost infrastructure. For alg_add_factor and
11005 alg_sub_factor operations, latency is lower than the rtx_cost.
11006 (choose_mult_variant): Update calls to synth_mult. Perform
11007 cost comparisons using the new mult_cost infrastructure.
11008 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
11009 to optain the total rtx_cost of a synth_mult "algorithm".
11011 2004-09-01 David Edelsohn <edelsohn@gnu.org>
11013 * config/rs6000/power4.md: Increase store latency to 12.
11014 * config/rs6000/power5.md: Same.
11016 2004-09-01 James E Wilson <wilson@specifixinc.com>
11019 * config/avr/avr.c (avr_unique_section): Delete prototype and
11021 (TARGET_ASM_UNIQUE_SECTION): Delete.
11023 2004-09-01 Ziemowit Laski <zlaski@apple.com>
11025 * c-parse.in (primary): Call objc_build_message_expr(),
11026 objc_build_selector_expr(), objc_build_protocol_expr(),
11027 objc_build_encode_expr() and objc_build_string_object() instead of
11028 build_message_expr(), build_selector_expr(), build_protocol_expr(),
11029 build_encode_expr() and build_objc_string_object(), respectively.
11030 (component_decl_list2): Call objc_get_class_ivars() instead of
11031 get_class_ivars_from_name().
11032 (keyworddecl): Call objc_build_keyword_decl() instead of
11033 build_keyword_decl().
11034 (receiver): Call objc_get_class_reference() instead of
11035 get_class_reference().
11036 (reswords): Add blank line before @@ifobjc section, for clarity.
11038 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
11040 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
11043 2004-09-01 Wu Yongwei <adah@sh163.net>
11044 Danny Smith <dannysmith@users.sourceforge.net>
11046 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
11047 not Windows 'DWORD'.
11048 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
11049 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
11050 (__gthr_win32_recursive_mutex_init_function): Add prototype for
11051 __GTHREAD_HIDE_WIN32API case..
11052 (__gthr_win32_recursive_mutex_lock): Likewise.
11053 (__gthr_win32_recursive_mutex_trylock): Likewise.
11054 (__gthr_win32_recursive_mutex_unlock): Likewise.
11055 (__gthread_recursive_mutex_init_function); Add definition for
11056 __GTHREAD_HIDE_WIN32API case.
11057 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
11058 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
11059 call to InterlockedDecrement.
11061 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11063 * tree-tailcall.c (find_tail_calls): Also fail is statement has
11066 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
11068 * doc/c-tree.texi: Document new operands for ARRAY_REF and
11071 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11073 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
11074 * common.opt (fspeculative-prefetching): New.
11075 * flags.h (flag_speculative_prefetching_set): Declare.
11076 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
11078 * opts.c (flag_sepculative_prefetching_set): New variable.
11079 (common_handle_option): Handle -fspeculative-prefetching.
11080 * passes.c (rest_of_compilation): Ditto.
11081 * profile.c (instrument_values, compute_value_histograms, branch_prob):
11082 Use vectors instead of arrays.
11083 * toplev.c (process_options): Handle -fspeculative-prefetching.
11084 * rtl-profile.c: Include ggc.h.
11085 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
11086 rtl_gen_one_value_profiler_no_edge_manipulation,
11087 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
11089 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
11090 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
11092 * value-prof.c: Include ggc.h.
11093 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
11095 (insn_prefetch_values_to_profile, find_mem_reference_1,
11096 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
11097 speculative_prefetching_transform): New.
11098 (value_profile_transformations): Call speculative_prefetching_transform.
11099 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
11100 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
11101 tree_find_values_to_profile, find_values to profile): Use vectors
11103 (free_profiled_values): Removed.
11104 * value-prof.h (struct histogram_value): Renamed to
11105 struct histogram_value_t.
11106 (histogram_value, histogram_values): New types.
11107 (find_values_to_profile): Declaration changed.
11108 (free_profiled_values): Removed.
11109 (struct profile_hooks): Type of argument of the hooks changed to
11111 * doc/invoke.texi (-fspeculative-prefetching): Document.
11113 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11115 PR rtl-optimization/16408
11116 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
11118 2004-09-01 Richard Henderson <rth@redhat.com>
11120 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
11121 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
11123 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11125 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
11127 2004-09-01 Mike Stump <mrs@apple.com>
11129 * config/darwin.c (machopic_symbol_defined_p): In addition to
11130 being SYMBOL_REF_LOCAL_P, a symbol must also be
11131 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
11132 defined in this output file, or translation unit in the case
11133 of IMA not being used.
11134 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
11135 never need .indirect_symbol when indirecting.
11137 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11139 * Makefile.in (bb-reorder.o): Add several dependencies.
11141 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11143 * fold-const.c (operand_equal_p): Require equal sign also for
11144 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
11146 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11148 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
11149 for use in configargs.h. Put the cname in a separate variable. Use
11150 that to set target_cpu_default2.
11152 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
11153 Nick Clifton <nickc@redhat.com>
11155 * config/sh/sh.md ("length"): Increase branch length when
11156 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
11157 constant, 2 byte for aligning the constant.
11159 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11161 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
11163 (arm7tdmi-s): New CPU name.
11164 * arm/arm.c (ARM_CORE): Update for new format.
11165 * arm/arm.h (ARM_CORE): Likewise.
11166 * arm/gentune.sh: Update for extra field.
11167 * config.gcc: Likewise.
11168 * arm/arm-tune.md: Regenerate.
11169 * doc/invoke.texi: Document the real processor names for ARM cpus.
11171 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11173 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
11174 (floatdidf): New functions.
11175 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
11176 (floatdisf): New functions.
11177 * t-arm-elf: Use them.
11179 2004-09-01 Ziemowit Laski <zlaski@apple.com>
11181 * c-common.h (lookup_interface): Remove prototype.
11182 (is_class_name): Rename to objc_is_class_name.
11183 (lookup_objc_ivar): Rename to objc_lookup_ivar.
11184 (get_current_scope): Rename to objc_get_current_scope.
11185 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
11186 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
11187 (yylexname): Call objc_is_class_name() instead of is_class_name().
11188 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
11189 instead of lookup_objc_ivar().
11190 * stub-objc.c (lookup_interface): Remove stub.
11191 (is_class_name): Rename to objc_is_class_name.
11192 (lookup_objc_ivar): Rename to objc_lookup_ivar.
11194 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11196 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
11197 * config/arm/lib1funcs.asm: Do not include supplemental .S files
11198 when compiling for Symbian.
11199 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
11200 (TARGET_OS_CPP_BUILTINS): Likewise.
11201 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
11203 2004-08-31 Stan Shebs <shebs@apple.com>
11205 * toplev.c (process_options): Ensure debug_hooks is initialized.
11207 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11209 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
11210 * target.h (cxx): Add export_class_data.
11211 * config/arm/arm.c (arm_cxx_export_class_data): New function.
11212 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
11213 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
11215 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
11217 * config/sh/sh.c (output_branch): Check the insn length possibly
11218 in the delayed slot.
11220 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11222 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
11224 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
11226 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
11227 (c_sizeof_of_alignof_type): Likewise.
11228 * expr.c (array_ref_element_size): Likewise.
11229 (highest_pow2_factor_for_target): Likewise.
11230 * gimplify.c (canonicalize_addr_expr): Likewise.
11231 (gimplify_compound_lval): Likewise.
11232 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
11233 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11234 * varasm.c (assemble_variable): Likewise.
11235 (output_constant_def_contents): Alignments are unsigned.
11237 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11238 Jeff Law <law@redhat.com>
11240 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
11243 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11245 * hooks.c (hook_bool_void_true): New function.
11246 * hooks.h (hook_bool_void_true): Declare.
11247 * target-def.h (TARGET_CXX): Add
11248 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
11249 * target.h (struct cxx): Add key_method_may_be_inline.
11250 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
11252 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
11253 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
11256 2004-08-31 Denis Chertykov <denisc@overta.ru>
11259 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
11260 frame pointer register only in Pmode while reload in progress.
11262 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
11265 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
11266 because it breaks the 32-bit shift patterns that rely on a match_dup.
11268 2004-08-31 Matt Austern <austern@apple.com>
11270 * config/darwin.c (darwin_make_decl_one_only): Allocate section
11271 names once per compilation, instead of once per symbol.
11273 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
11275 * Makefile.in (build_subdir): New substitution.
11276 (fixinc.sh): Simplify heavily since fixincludes is already built.
11277 (stmp-fixinc): Depend on specs.ready.
11278 (install-mkheaders): Use new location of fixincludes.
11279 (clean): Do not descend into fixinc.
11280 (FORBUILD): Replace with ../$(build_subdir).
11281 * configure.ac (build_subdir): Substitute.
11282 (FORBUILD): Do not set.
11283 (all_outputs): Remove fixinc/Makefile.
11284 (default commands): Do not create links in fixinc.
11285 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
11286 the fixincludes configuration steps and substituting
11287 @FIXINCL@ in fixinc.in.
11288 * fixinc.in: New, from fixinc/fixincl.sh.
11290 * fixinc/*: Removed.
11292 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
11294 * attribs.c (strip_attrs): Remove.
11295 (split_specs_attrs): Move ...
11296 * c-decl.c: ... to here.
11297 * tree.h (split_specs_attrs, strip_attrs): Remove.
11298 * c-tree.h (split_specs_attrs): Declare.
11300 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
11302 * read-rtl.c: Disable RTL checking.
11303 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
11305 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
11307 * config/mips/mips.md (fcond): New code macro and attribute.
11308 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
11309 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
11310 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
11312 2004-08-30 Mark Mitchell <mark@codesourcery.com>
11315 2004-08-29 Mark Mitchell <mark@codesourcery.com>
11316 PR rtl-optimization/16590
11317 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
11319 2004-08-30 Andrew Pinski <apinski@apple.com>
11322 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
11323 * ChangeLog: Fix previous ChangeLog entry.
11326 * config.host (use_long_long_for_widest_fast_int): New, default is
11328 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
11329 * configure.ac: If use_long_long_for_widest_fast_int, then
11330 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
11331 * configure: Regenerate.
11332 * config.in: Regenerate.
11333 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
11334 New: widest integer type supported efficiently in hardware for the
11336 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
11337 HOST_BITS_PER_WIDEST_FAST_INT.
11338 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
11339 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
11340 HOST_WIDEST_FAST_INT
11341 instead of HOST_WIDE_INT.
11342 (HARD_REG_SET_LONGS): Likewise.
11343 (UHOST_BITS_PER_WIDE_INT): Likewise.
11344 Change the checks for the fast cases to be based on
11345 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
11347 2004-08-30 Steven Bosscher <stevenb@suse.de>
11349 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
11352 2004-08-30 Geoffrey Keating <geoffk@apple.com>
11358 * c-decl.c (grokdeclarator): Produce error for 'static' on local
11359 function declaration.
11361 2004-08-30 Richard Henderson <rth@redhat.com>
11363 * expr.c (array_ref_element_size): Force aligned_size back to
11365 (component_ref_field_offset): Similarly for aligned_offset.
11366 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
11367 low-bound, element-size, field-offset fields rather than
11370 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
11372 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
11375 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
11377 * c-tree.h (struct language_function): Add arg_info element.
11378 * c-decl.c (current_function_arg_info): New.
11379 (grokdeclarator, store_parm_decls): Use it instead of
11381 (c_push_function_context, c_pop_function_context): Save and
11384 2004-08-30 Richard Henderson <rth@redhat.com>
11386 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
11387 COMPONENT_REF to pointer arithmetic.
11388 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
11389 constant "c" as a valid constant initializer. Allow narrowing of
11390 differences against the same base object, for any base object.
11392 2004-08-30 Richard Henderson <rth@redhat.com>
11394 * expr.c (expand_expr_addr_expr): New.
11395 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
11397 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
11399 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
11400 (mips_fp_condition): New enum.
11401 (mips_fp_conditions): New array.
11402 (print_fcc_operand): Delete.
11403 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
11404 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
11405 (builtin_description): Add "cond" field.
11406 (DIRECT_BUILTIN): Initialize it.
11407 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
11408 into INSN and CODE. Initialize the "cond" field.
11409 (CMP_BUILTINS): Update accordingly.
11410 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
11411 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
11412 mips_fp_condition as argument. Make it the final operand of the
11413 comparison instruction.
11414 (mips_expand_builtin): Update accordingly.
11415 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
11416 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
11418 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
11419 Don't use the 'Q' operand prefix; just print the operand normally.
11420 (mips_cabs_*, mips_c_*): Delete, replacing with...
11421 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
11422 patterns. Split the 4s versions into 2 ps patterns after reload.
11424 2004-08-30 Richard Henderson <rth@redhat.com>
11426 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
11427 assuming an ADDR_EXPR is non-null.
11429 2004-08-30 Jason Merrill <jason@redhat.com>
11431 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
11433 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11435 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
11436 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
11437 gcc_assert and gcc_unreachable instead of abort.
11438 * alloc-pool.c (abort, fancy_abort): Remove.
11439 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
11440 gcc_assert or gcc_unreachable.
11441 * attribs.c (init_attributes, decl_attributes): Likewise.
11442 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
11443 mark_bb_for_unlikely_executed_section,
11444 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
11445 fix_crossing_unconditional_branches): Likewise.
11446 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
11447 bitmap_operation): Likewise.
11448 * bt-load.c (insn_sets_btr_p, augment_live_range,
11449 move_btr_def): Likewise.
11450 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
11451 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
11452 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
11453 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
11454 expand_builtin_memcmp, expand_builtin_args_info,
11455 std_gimplify_va_arg_expr, expand_builtin_unop,
11456 expand_builtin_fputs, expand_builtin_profile_func,
11457 expand_builtin_fork_or_exec, fold_builtin_bitop,
11458 fold_builtin_classify, fold_builtin_fputs): Likewise.
11460 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11462 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
11463 * gcov.c (abort): Remove undef.
11465 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
11466 (struct tree_binfo): Remove primary field.
11468 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
11470 * fixinc/Makefile.in (machname.h): Remove.
11471 (fixincl.x): Do not pass $@ to genfixes.
11472 * fixinc/genfixes: Remove code to produce machname.h.
11473 * fixinc/fixincl.sh: Move it here instead.
11474 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
11475 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
11476 return a bool indicating whether pz_mn_name_pat is NULL.
11477 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
11478 Declare extern C variables for the ENV_TABLE.
11479 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
11480 instead use the result of mn_get_regexps.
11481 * fixinc/fixtests.c: Likewise.
11483 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
11485 * configure.ac: Do not run fixincludes after stage1 during
11486 toplevel bootstrap.
11487 * configure: Regenerate.
11489 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
11491 * sched-deps.c (get_condition): Partially revert previous, by never
11492 trying to extract the condition from a condjump.
11494 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11496 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
11497 (handle_visibility_attribute, c_determine_visibility): Likewise.
11498 * c-common.h (my_friendly_assert): Remove.
11500 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
11502 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
11503 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
11504 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
11505 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
11506 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
11508 2004-08-30 Diego Novillo <dnovillo@redhat.com>
11510 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
11511 in COMPONENT_REF nodes.
11513 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
11516 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
11517 global_dc->warning_as_error_requested.
11518 * diagnostic.c (diagnostic_initialize): Tidy.
11519 * diagnostic.h (diagnostic_context::x_data): Remove
11520 (diagnostic_context::issue_warnings_are_errors_message): Rename
11521 from warnings_are_errors_message.
11522 (diagnostic_context::warning_as_error_requested): New.
11524 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
11526 * sched-deps.c (get_condition): Fix breakage in previous patch.
11528 2004-08-30 Paul Brook <paul@codesourcery.com>
11530 * doc/install.texi: Fix broken mpfr link.
11532 2004-08-29 David O'Brien <obrien@FreeBSD.org>
11534 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
11535 other FreeBSD platforms.
11537 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11539 * arm.h (REVERSE_CONDITION): Define.
11540 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
11542 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11544 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
11545 just the codes, call reversed_comparison_code ().
11546 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
11547 (not_reg_cond): Use reversed_comparison_code.
11548 (and_reg_cond): Likewise.
11549 * ifcvt.c (cond_exec_process_if_block): Likewise.
11550 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
11552 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11554 * sched-deps.c (get_condition): Rewrite using jump support functions.
11555 Use reversed_comparison_code.
11556 (conditions_mutex_p): Use reversed_comparison_code.
11558 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11560 * config/mips/mips.c (override_options): Disable hot/cold partitioning
11563 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11565 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
11566 (mips_function_type): Move to mips.c.
11567 * config/mips/mips.c (mips_builtin_type): New enum.
11568 (builtin_description): Replace code and ftype with builtin_type
11570 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
11571 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
11572 (CODE_FOR_mips_abs_ps): Define.
11573 (mips_bdesc): Use new macros.
11574 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
11575 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
11576 (mips_expand_builtin_direct): New function.
11577 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
11578 builtin. Replace boolean parameter with builtin_type.
11579 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
11580 (mips_expand_4s_compare_builtin): Delete, replacing with...
11581 (mips_expand_builtin_compare): ...this new function.
11583 2004-08-29 Mark Mitchell <mark@codesourcery.com>
11585 PR rtl-optimization/16590
11586 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
11588 2004-08-29 Diego Novillo <dnovillo@redhat.com>
11590 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
11591 * tree-ssa-propagate.c: Fix documentation.
11593 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11595 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
11596 (mov[sd]fcc): Likewise.
11598 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11600 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
11602 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11604 * config/mips/mips.md (divide_condition): New mode attribute.
11605 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
11606 (sqrt[sd]f3): Redefine using SCALARF.
11607 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
11610 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11612 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
11613 (loadx, storex, fmt, UNITMODE): New mode attributes.
11614 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
11615 (mul[sd]f3): Redefine using :SCALARF.
11616 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
11617 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
11618 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
11619 Check TARGET_FUSED_MADD for V2SF too.
11620 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
11621 were already named.
11622 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
11623 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
11625 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11627 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
11628 V2SF_type_node if it will be needed.
11630 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11632 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
11633 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
11634 (mips_prepare_builtin_target): New function.
11635 (mips_expand_builtin): Use them. Update calls to subroutines.
11636 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
11637 cmp_choice with a boolean argument to select between movt and movf.
11638 Take the comparison's icode as an argument, not the function's fcode.
11639 (mips_expand_compare_builtin): New function. Rename existing function
11640 to mips_expand_scalar_compare_builtin.
11641 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
11642 (mips_expand_ps_compare_builtin): Use the new functions. Take the
11643 comparison's icode as an argument, not the builtin's fcode.
11645 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11647 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
11648 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
11649 registers are false and -1 if all registers are true.
11650 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
11651 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
11652 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
11653 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
11654 (bc1any2t, bc1any2f): Likewise CCV2.
11655 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
11657 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11659 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
11660 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
11661 UNSPEC rather than an IF_THEN_ELSE.
11662 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
11663 mips_cond_move_tf_ps by name.
11665 2004-08-29 Chao-ying Fu <fu@mips.com>
11666 James E Wilson <wilson@specifixinc.com>
11668 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
11669 8 byte size and alignment. Give CCV4 16 byte size and alignment.
11670 * config/mips/mips-ps-3d.md: New file.
11671 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
11672 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
11673 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
11674 (mips_output_move): Emit "mov.ps" for V2SFmode.
11675 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
11677 (override_options): Check if TARGET_MIPS3D and there was an explicit
11678 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
11679 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
11680 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
11681 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
11682 and allow CCV2 and CCV4 to occupy two and four CC registers.
11683 (print_fcc_operand): New function.
11684 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
11685 %Z to call print_fcc_operand.
11686 (mips_function_value): Handle MODE_VECTOR_FLOAT.
11687 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
11688 (mips_vector_mode_supported_p): New function.
11689 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
11690 (builtin_description): New struct.
11691 (mips_bdesc): New array of struct builtin_description.
11692 (mips_expand_builtin, mips_init_builtins,
11693 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
11694 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
11696 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
11697 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
11698 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
11699 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
11700 "-mips3d", and "-mno-mips3d".
11701 (ASM_SPEC): Map -mips3d to -mips3d in gas.
11702 (EXTRA_CONSTRAINT_Y): New macro.
11703 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
11704 multi-letter constraint 'Y'.
11705 (CONSTRAINT_LEN): New macro.
11706 (enum mips_builtins): New for MIPS builtin functions.
11707 (enum mips_function_type): New for the types of MIPS builtin functions.
11708 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
11709 * config/mips/mips.md: New constants for paired single and MIPS-3D
11710 instructions. Include the new mips-ps-3d.md file.
11711 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
11712 movv2sf_hardfloat_64bit): New named patterns.
11713 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
11714 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
11715 sdxc1_v2sf_di): New unnamed patterns.
11716 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
11717 const_vector support.
11718 (const_0_or_1_operand): New predicate.
11719 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
11721 2004-08-29 Diego Novillo <dnovillo@redhat.com>
11723 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
11724 (tree-ssa-propagate.o): New rule.
11725 (GTFILES): Add tree-ssa-propagate.c.
11726 * tree-flow.h (struct stmt_ann_d): Remove field
11728 * tree-ssa-propagate.c: New file.
11729 * tree-ssa-propagate.h: New file.
11730 * tree-ssa-ccp.c: Re-write to use the routines from
11731 tree-ssa-propagate.c.
11733 2004-08-28 Andrew Pinski <apinski@apple.com>
11735 * tree-ssa-loop.c: Remove extra include of basic-block.h.
11737 2004-08-28 Ziemowit Laski <zlaski@apple.com>
11739 * c-common.h: Update comments about ObjC/ObjC++ entry points.
11740 (objc_is_reserved_word): New prototype.
11741 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
11742 separate section; these are call-backs.
11743 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
11744 ObjC/ObjC++ "@" keywords.
11745 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
11746 prototypes; they already live in c-common.h.
11747 * stub-objc.c: Update copyright notice.
11748 (objc_is_reserved_word): New stub.
11750 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
11752 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
11753 even when not checking.
11755 2004-08-27 Jason Merrill <jason@redhat.com>
11758 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
11759 (gimple_push_cleanup): Add eh_only parm.
11760 (gimplify_target_expr): Pass it.
11761 * c.opt (-fno-threadsafe-statics): New option.
11762 * c-opts.c (c_common_handle_option): Handle it.
11763 * c-common.h (flag_threadsafe_statics): Declare it.
11764 * c-common.c (flag_threadsafe_statics): Record it.
11765 * doc/invoke.texi: Document it.
11766 * tsystem.h (_GNU_SOURCE): Define.
11767 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
11768 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
11769 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
11770 (__gthread_recursive_mutex_init_function): New fn.
11771 (__gthread_recursive_mutex_lock): New fn.
11772 (__gthread_recursive_mutex_trylock): New fn.
11773 (__gthread_recursive_mutex_unlock): New fn.
11774 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
11775 * gthr-win32.h, gthr-vxworks.h: Likewise.
11776 * gthr.h: Document.
11778 2004-08-27 David Edelsohn <edelsohn@gnu.org>
11780 * config/rs6000/rs6000.c (rs6000_override_options): Increase
11781 maximum skip to 15. Set function alignment, jump alignment, and
11782 loop alignment to 16 for processors that form dispatch groups.
11783 (rs6000_rtx_costs): outer_code is used.
11785 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
11787 * stor-layout.c (sizetype_set): Remove.
11788 (set_sizetype): Don't test or set it.
11790 * tree.h (size_int_type): Remove.
11791 * fold-const.c: Do not #include gt-fold-const.h.
11792 (size_htab_hash, size_htab_eq): Remove.
11793 (size_int_kind): Use build_int_cst.
11794 (new_const, size_htab): Remove.
11795 (size_int_type): Remove.
11796 (round_up): Use build_int_cst.
11797 (round_down): Likewise. Remove spurious constant build.
11799 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
11801 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
11802 Add is_release variable, use it for --enable-werror and
11803 --enable-checking defaults.
11804 * system.h (gcc_assert, gcc_unreachable): New.
11805 * doc/install.texi (--enable-checking): Update.
11806 * configure, config.in: Rebuilt.
11808 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
11810 * rtl.h (read_rtx): Change prototype.
11811 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
11812 line number. Return true on success.
11813 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
11814 callers accordingly.
11816 2004-08-26 Richard Henderson <rth@redhat.com>
11818 * c-typeck.c (build_offsetof): Remove.
11819 * c-tree.h (build_offsetof): Remove.
11820 * c-common.c (fold_offsetof_1, fold_offsetof): New.
11821 * c-common.h (fold_offsetof): Declare.
11822 * c-parse.in (offsetof_base): New.
11823 (offsetof_member_designator): Use it. Build references, not just
11825 (primary): Use fold_offsetof, not build_offsetof.
11827 2004-08-26 Richard Henderson <rth@redhat.com>
11829 * tree.c (staticp): Return the static object.
11830 * tree.h (staticp): Update decl.
11831 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
11832 * langhooks.c (lhd_staticp): Return NULL_TREE.
11833 * langhooks-def.h (lhd_staticp): Update decl.
11834 * c-common.c (c_staticp): Return the static object.
11835 * c-common.h (c_staticp): Update decl.
11837 2004-08-26 Richard Henderson <rth@redhat.com>
11839 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
11842 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
11845 * c-decl.c (struct c_binding): Add type and inner_comp fields.
11846 (bind): Set type and inner_comp fields.
11847 (pop_scope): Restore type of decl to the correct type from an
11848 outer scope. Give error when popping file scope for incomplete
11849 arrays completed incompatibly with default initialization in an
11851 (diagnose_mismatched_decls): Handle externs with initializers at
11853 (pushdecl): Set type of external declaration at block scope based
11854 only on the visible declarations. Save type when changing the
11855 type of a declaration. Merge an external declaration at block
11856 scope with a visible static declaration at file scope.
11857 (implicitly_declare): Give recycled old declaration the new type
11858 except for incompatible declarations of built-in functions, saving
11861 2004-08-26 Ziemowit Laski <zlaski@apple.com>
11863 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
11865 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
11867 * tree-alias-common.c (gate_pta): New function.
11868 (pass_build_pta): Use it.
11869 (pass_del_pta): Use it.
11870 (delete_alias_vars): Don't check flag_tree_points_to.
11872 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11874 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
11875 TFmode as additional register mode cloberred by call.
11877 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11879 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
11880 parallel pattern for library call returning DImode in
11883 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11885 * config/rs6000/rs6000.c (function_arg): Generate parallel
11886 pattern for more split args.
11888 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11890 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
11891 either gen_movdi_di_update or gen_movdi_si_update depending on
11893 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
11894 to generate two versions.
11896 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
11898 * Makefile.in (lambda-code.o): New.
11899 (lambda-trans.o): Ditto.
11900 (TREE_DATA_REF_H): Ditto.
11902 (lambda-mat.o): Use LAMBDA_H.
11903 (tree-data-ref.o): Ditto.
11904 * lambda-code.c: New file. Lambda code generation algorithm.
11905 * lambda-trans.c: Ditto. Lambda transformation matrix support.
11906 * lambda.h: Add lambda loop structures.
11907 Add lambda loopnest structures.
11908 Add lambda body vector structure.
11909 Add lambda linear expression structures.
11910 Add prototypes for functions in new files.
11911 * lambda-mat.c: Include tree.h
11913 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
11914 Sebastian Pop <pop@cri.ensmp.fr>
11916 * tree-data-ref.h: Include lambda.h
11917 (free_dependence_relation): Declared here.
11918 (free_dependence_relations): Ditto.
11919 (free_data_refs): Ditto.
11920 * tree-data-ref.c (free_dependence_relation): New function.
11921 (free_dependence_relations): Ditto.
11922 (free_data_refs): Ditot.
11923 (analyze_all_data_dependences): Free datarefs and dependence_relations.
11924 (build_classic_dist_vector): Store in the dependence_relations the
11925 information. Each arc in the dependence_relations graph is labelled
11926 with the distance and direction vectors.
11927 (build_classic_dir_vector): Ditto.
11928 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
11929 Now computes again the whole dependence graph including read-read
11931 (compute_data_dependences_for_loop): Now dependence_relations contains
11932 all the data, and thus it doesn't need to initialize the classic_dir
11933 and classic_dist vectors.
11934 (analyze_all_data_dependences): Adjusted for using the new interface of
11935 compute_data_dependences_for_loop. Remove the statistics dump.
11937 2004-08-26 Bob Wilson <bob.wilson@acm.org>
11939 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
11940 (xtensa_expand_block_move): Update comment.
11941 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
11943 2004-08026 Richard Earnshaw <rearnsha@arm.com>
11946 * toplev.c (crash_signal): If we crashed while emitting
11947 a user asm, then die more gracefully.
11949 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11952 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
11953 checking for a valid constant, regardless of sign.
11955 2004-08-25 Richard Henderson <rth@redhat.com>
11958 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
11959 if the constant satisfies add_operand.
11961 2004-08-25 Richard Henderson <rth@redhat.com>
11964 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
11965 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
11966 unwind info for >16-bit frames.
11968 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
11971 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
11973 2004-08-25 Richard Henderson <rth@redhat.com>
11975 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
11976 (TARGET_CANNOT_FORCE_CONST_MEM): New.
11978 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
11980 * doc/tree-ssa.texi: Document new operand iterator.
11982 2004-08-26 Alan Modra <amodra@bigpond.net.au>
11985 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
11986 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
11989 2005-08-28 Paul Brook <paul@codesourcery.com>
11991 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
11992 -mfpu=vfp -march=armv5t
11993 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
11995 2004-08-25 Richard Henderson <rth@redhat.com>
11997 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
11998 * target.h (struct gcc_target): Add scalar_mode_supported_p.
11999 * targhooks.c (default_scalar_mode_supported_p): New.
12000 * targhooks.h (default_scalar_mode_supported_p): Declare.
12001 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
12003 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
12004 before attempting to create types. Tidy.
12005 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
12007 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
12008 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12010 2004-08-25 Richard Henderson <rth@redhat.com>
12012 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
12013 set REAL_MODE_FORMAT for TFmode.
12015 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12017 * c-decl.c (grokparm): New function.
12018 * c-tree.h (grokparm): New prototype.
12020 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
12022 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
12023 iterator controlling structure.
12024 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
12025 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
12026 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
12028 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
12029 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
12030 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
12031 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
12032 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
12033 Empty operand pointers.
12034 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
12035 (op_iter_next_use): New. Return next use_operand_p.
12036 (op_iter_next_def): New. Return next def_operand_p.
12037 (op_iter_next_tree): New. Return next operands as a tree.
12038 (op_iter_init): New. Initialize an iterator structure.
12039 (op_iter_init_use): New. Initialize structure and get the first use.
12040 (op_iter_init_def): New. Initialize structure and get the first def.
12041 (op_iter_init_tree): New. Initialize structure and get the first tree.
12042 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
12043 (op_iter_init_maydef): New. Initialize structure and get the first
12044 V_MAY_DEF operands.
12045 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
12046 * tree-dfa.c (compute_immediate_uses_for_stmt,
12047 redirect_immediate_uses): Use new operand iterator.
12048 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
12049 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
12050 operands instead of using *_disappeared_p routines.
12051 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
12052 ssa_rewrite_stmt): Use new operand iterator.
12053 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
12054 rewrite_trees): Use new operand iterator.
12055 * tree-pretty-print.c (dump_vops): Use new operand iterator.
12056 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
12057 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
12058 dump_points_to_info): Use new operand iterator.
12059 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
12060 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
12062 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
12063 propagate_necessity): Use new operand iterator.
12064 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
12065 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
12066 a parameter instead of a stmt_ann_t.
12067 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
12068 build_tree_conflict_graph): Use new operand iterator.
12069 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
12070 rewrite_mem_refs): Use new operand iterator.
12071 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
12072 check_loop_closed_ssa_use): Use new operand iterator.
12073 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
12074 * tree-ssanames.c (release_defs): Use new operand iterator.
12075 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
12077 2004-08-25 Adam Nemet <anemet@lnxw.com>
12079 * tlink.c (initial_cwd): New variable.
12080 (tlink_init): Initialize it.
12081 (recompile_files): Use tlink_execute() instead of system(). Don't
12082 duplicate verbose output of collect_execute. Restore initial_cwd.
12083 Update comment before the function.
12085 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12087 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
12088 accept) a cast from one Objective-C pointer type to another.
12090 2004-08-25 Paolo Carlini <pcarlini@suse.de>
12092 * doc/install.texi: Document that libstdc++-v3 requires
12093 now automake 1.9.1.
12095 2004-08-25 Caroline Tice <ctice@apple.com>
12097 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
12098 to comments at start of function.
12099 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
12101 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12102 merge_blocks_move_predecessor_nojumps,
12103 merge_blocks_move_successor_nojumps, merge_blocks_move,
12104 try_crossjump_to_edge, try_crossjump_bb): Likewise.
12105 * cfglayout.c (fixup_reorder_chain): Likewise.
12106 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12107 cfg_layout_can_merge_blocks_p): Likewise.
12108 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
12109 * passes.c (rest_of_compilation): Update comments for calling
12110 optimization that partitions hot/cold basic blocks.
12111 * doc/invoke.texi: Update documentation of
12112 freorder-blocks-and-partition flag.
12114 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12116 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
12117 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
12119 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12121 * config/mips/mips.md (any_shift): New code macro.
12122 (optab, insn): New code attributes.
12123 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
12124 Use the standard rather than internal patterns for the MIPS16
12125 double-shift optimization.
12126 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
12127 Redefine using :GPR and any_shift.
12128 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
12129 to cover all three shifts.
12130 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
12131 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
12132 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
12134 2004-08-24 Geoffrey Keating <geoffk@apple.com>
12136 * gimplify.c (lookup_tmp_var): Separate temporaries when not
12139 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12141 PR libstdc++/17005 (fix for HP-UX 11.11)
12142 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
12143 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
12144 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
12145 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
12146 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
12147 (LINK_SPEC): Handle march=1.0 option.
12148 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
12149 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
12150 (SUBTARGET_OPTIONS): New define.
12151 (LINK_SPEC): Handle march=1.0 option.
12152 (STARTFILE_SPEC): New define.
12153 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
12154 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
12155 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
12156 (SUBTARGET_OPTIONS): New define.
12157 (LINK_SPEC): Handle march=1.0 option.
12158 (STARTFILE_SPEC): New define.
12159 * config/pa/pa.c (override_options): Add code to process -munix= option.
12160 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
12161 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
12163 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
12164 (SUBTARGET_OPTIONS): Provide default define.
12165 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
12166 STANDARD_STARTFILE_PREFIX_2): New defines.
12167 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
12168 (ENDFILE_SPEC): Use %O.
12169 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
12170 Mention issue caused by changing namespace and runtime to UNIX 95/98.
12171 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
12172 Document -munix=std option.
12174 2004-08-25 Steven Bosscher <stevenb@suse.de>
12176 * cse.c (cse_around_loop, cse_check_loop_start,
12177 cse_set_around_loop): Remove.
12178 (cse_basic_block): Remove the around_loop argument.
12179 (cse_end_of_basic_block): Remove the after_loop argument.
12180 (cse_main): Likewise.
12181 * rtl.h (cse_main): Update prototype.
12182 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
12183 rest_of_handle_gcse): Update cse_main calls.
12185 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
12187 * tree.h (build_int_cst): New, sign extended constant.
12188 (build_int_cstu): New, zero extended constant.
12189 (build_int_cst_wide): Renamed from build_int_cst.
12190 * tree.c (build_int_cst, build_int_cstu): New.
12191 (build_int_cst_wide): Renamed from build_int_cst.
12192 (make_vector_type, build_common_tree_nodes,
12193 build_common_tree_nodes_2): Adjust build_int_cst calls.
12194 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
12195 expand_builtin_strpbrk, expand_builtin_fputs,
12196 build_string_literal, expand_builtin_printf,
12197 expand_builtin_sprintf, fold_builtin_classify_type,
12198 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
12199 fold_builtin_toascii, fold_builtin_isdigit,
12200 simplify_builtin_strstr, simplify_builtin_strpbrk,
12201 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
12202 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
12203 DEF_ATTR_INT): Likewise.
12204 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
12206 * c-lex.c (interpret_integer, lex_charconst): Likewise.
12207 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
12208 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12209 * c-typeck.c (really_start_incremental_init, push_init_level,
12210 set_nonincremental_init_from_string): Likewise.
12211 * calls.c (load_register_parameters): Likewise.
12212 convert.c (convert_to_pointer): Likewise.
12213 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
12214 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
12215 build_gcov_info): Likewise.
12216 * except.c (init_eh, assign_filter_values): Likewise.
12217 * expmed.c (store_fixed_bit_field, extract_bit_field,
12218 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
12219 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
12220 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
12221 * expr.c (convert_move, emit_group_load, emit_group_store,
12222 expand_assignment, store_constructor, store_field,
12223 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
12224 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
12225 invert_truthvalue, optimize_bit_field_compare,
12226 decode_field_reference, all_ones_mask_p, constant_boolean_node,
12227 fold_div_compare, fold, fold_read_from_constant_string,
12228 fold_negate_const, fold_abs_const, fold_not_const, round_up,
12229 round_down): Likewise.
12230 * function.c (assign_parm_setup_block): Likewise.
12231 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
12233 * stor-layout.c (layout_type, initialize_sizetypes,
12234 set_min_and_max_values_for_integral_type): Likewise.
12235 * tree-chrec.c (chrec_fold_multiply_poly_poly,
12236 reset_evolution_in_loop): Likewise.
12237 * tree-chrec.h (build_polynomial_chrec): Likewise.
12238 * tree-complex.c (build_replicated_const): Likewise.
12239 * tree-eh.c (honor_protect_cleanup_actions,
12240 lower_try_finally_onedest, lower_try_finally_copy,
12241 lower_try_finally_switch): Likewise.
12242 * tree-mudflap.c (mf_build_string, mx_register_decls,
12243 mudflap_register_call, mudflap_enqueue_constant): Likewise.
12244 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
12245 * tree-pretty-print.c (dump_generic_node): Likewise.
12246 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
12248 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
12249 * tree-ssa-loop-niter.c (number_of_iterations_cond,
12250 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
12252 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
12253 canonicalize_loop_induction_variables): Likewise.
12254 * tree-vectorizer.c (vect_create_index_for_array_ref,
12255 vect_transform_loop_bound, vect_compute_data_ref_alignment):
12258 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
12259 alpha_gimplify_va_arg_1): Likewise.
12260 * config/arm/arm.c (arm_get_cookie_size): Likewise.
12261 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
12262 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12263 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
12264 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
12265 mips_gimplify_va_arg_expr): Likewise.
12266 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
12267 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
12268 add_compiler_branch_island): Likewise.
12269 * config/s390/s390.c (s390_va_start): Likewise.
12270 * config/sh/sh.c (sh_va_start): Likewise.
12271 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
12273 * config/xtensa/xtensa.c (xtensa_va_start,
12274 xtensa_gimplify_va_arg_expr): Likewise.
12276 * objc/objc-act.c (build_objc_string_object,
12277 build_objc_symtab_template, init_def_list, init_objc_symtab,
12278 init_module_descriptor, generate_static_references,
12279 build_selector_translation_table, get_proto_encoding,
12280 build_typed_selector_reference, build_selector_reference,
12281 build_next_objc_exception_stuff,
12282 build_method_prototype_list_template, generate_descriptor_table,
12283 generate_protocols, build_protocol_initializer,
12284 build_ivar_list_template, build_method_list_template,
12285 build_ivar_list_initializer, generate_ivars_list,
12286 generate_dispatch_table, generate_protocol_list,
12287 build_category_initializer, build_shared_structure_initializer,
12288 generate_shared_structures, handle_impent,
12289 generate_objc_image_info): Likewise.
12291 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
12293 * cfglayout.c (duplicate_insn_chain): Remove references to
12294 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
12295 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
12296 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
12297 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
12298 and NOTE_INSN_LOOP_CONT.
12299 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
12300 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
12301 and NOTE_INSN_LOOP_CONT.
12302 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
12303 check_dbra_loop, loop_dump_aux): Remove references to removed notes
12305 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
12306 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
12307 references to removed notes and fields.
12308 (subtract_reg_term, ujump_to_loop_cont): Remove.
12310 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
12312 * doc/install.texi: Document that libcpp does not require
12313 Automake any longer. Document that Automake 1.9.1 should
12316 2004-08-25 Zack Weinberg <zack@codesourcery.com>
12318 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
12319 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
12320 DWARF_DEBUGGING_INFO from choice-of-definition chain;
12321 restructure using C89 features (#elif, #error).
12322 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
12323 * config/sh/sh.h: Remove references to DWARF_DEBUG.
12324 * doc/invoke.texi: Remove references to DWARF version 1;
12325 clarify why -gdwarf-2<n> doesn't work.
12327 2004-08-25 Zack Weinberg <zack@codesourcery.com>
12329 * basic-block.h (BB_SET_PARTITION): Clear old value first.
12330 * cfg.c (clear_bb_flags): Don't clear partition setting.
12331 * ifcvt.c (find_if_case_1): Remove ??? comment.
12333 2004-08-25 Alan Modra <amodra@bigpond.net.au>
12336 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
12337 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12338 current_function_stdarg in place of sysv_varargs_p.
12339 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
12342 2004-08-24 Richard Henderson <rth@redhat.com>
12345 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
12346 random codes within CONST.
12348 2004-08-24 James E Wilson <wilson@specifixinc.com>
12350 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
12351 -freorder-blocks-and-partition.
12353 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12355 PR middle-end/17044
12356 * tree-ssa-threadupdate.c (redirection_data): Make static.
12357 (thread_block): Use ggc_alloc_cleared to allocate struct
12358 redirection_data. Don't free elements in redirection_data.
12360 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12362 * config/mips/predicates.md (small_data_pattern): Match prefetches.
12364 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12366 PR tree-optimization/17016
12367 * tree-ssa-loop-niter.c (number_of_iterations_cond,
12368 number_of_iterations_exit): Use POINTER_TYPE_P instead
12369 of testing for POINTER_TYPE.
12371 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12373 * tree-ssa-loop-ivcanon.c: New file.
12374 * tree-ssa-loop-manip.c (create_iv): New function.
12375 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
12376 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
12377 * cfgloop.c (mark_single_exit_loops): New function.
12378 (verify_loop_structure): Verify single-exit loops.
12379 * cfgloop.h (struct loop): Add single_exit field.
12380 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
12381 (mark_single_exit_loops): Declare.
12382 (tree_num_loop_insns): Declare.
12383 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
12384 (duplicate_loop_to_header_edge): Use it.
12385 * common.opt (fivcanon): New flag.
12386 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
12387 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
12388 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
12389 (bsi_insert_on_edge_immediate): New function.
12390 * tree-flow.h (bsi_insert_on_edge_immediate,
12391 canonicalize_induction_variables, tree_unroll_loops_completely,
12392 create_iv): Declare.
12393 * tree-optimize.c (init_tree_optimization_passes): Add
12394 pass_iv_canon and pass_complete_unroll.
12395 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
12396 * tree-scalar-evolution.c (get_loop_exit_condition,
12397 get_exit_conditions_rec, number_of_iterations_in_loop,
12398 scev_initialize): Use single_exit information.
12399 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
12400 missing assumptions.
12401 (loop_niter_by_eval): Return number of iterations as unsigned
12403 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
12404 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
12405 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
12407 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
12408 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
12409 the defining statement is ready.
12410 * tree-vectorizer.c (vect_create_iv_simple): Removed.
12411 (vect_create_index_for_array_ref, vect_transform_loop_bound):
12413 (vect_transform_loop_bound): Use single_exit information.
12414 (vect_analyze_loop_form): Cleanup bogus tests.
12415 (vectorize_loops): Do not call flow_loop_scan.
12416 * tree.h (may_negate_without_overflow_p): Declare.
12417 * fold-const.c (may_negate_without_overflow_p): Split out from ...
12418 (negate_expr_p): ... this function.
12419 (tree_expr_nonzero_p): Handle overflowed constants correctly.
12420 * doc/invoke.texi (-fivcanon): Document.
12421 * doc/passes.texi: Document canonical induction variable creation.
12423 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12425 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
12426 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
12427 using the mode of the operand to decide between them.
12428 * config/mips/mips.md (MOVECC): New mode macro.
12429 (ccreg): New mode attribute.
12430 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
12431 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
12432 (mov[sd]icc): Redefine using :GPR.
12434 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12436 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
12437 (mips_prefetch_cookie): New function.
12438 * config/mips/mips.c (print_operand_address): Fix handling of
12440 (mips_emit_prefetch): Delete.
12441 (mips_prefetch_cookie): New function.
12442 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
12443 mode of QImode for the address_operand. Use mips_prefetch_cookie
12444 to calculate the first "pref" operand.
12445 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
12446 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
12448 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
12450 * arm.md: Include predicates.md.
12451 * predicates.md: New file.
12452 * arm.c (s_register_operand, arm_hard_register_operand)
12453 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
12454 (arm_immediate_operand, arm_neg_immediate_operand)
12455 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
12456 (arm_add_operand, arm_addimm_operand, arm_not_operand)
12457 (offsettable_memory_operand, alignable_memory_operand)
12458 (arm_reload_memory_operand, arm_float_rhs_operand)
12459 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
12460 (index_operand, shiftable_operator, logical_binary_operator)
12461 (shift_operator, equality_operator, arm_comparison_operator)
12462 (minmax_operator, cc_register, dominant_cc_register)
12463 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
12464 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
12465 (const_shift_operand, load_multiple_operation)
12466 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
12467 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
12468 (cirrus_register_operand, cirrus_fp_register)
12469 (cirrus_shift_const): Delete, replaced with equivalents in
12471 (shift_op): Handle ROTATE.
12472 * arm-protos.h: Delete declarations for above.
12473 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
12474 * t-arm (MD_INCLUDES): Add predicates.md.
12475 (s-preds): Depends on MD_INCLUDES.
12477 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12479 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
12480 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
12481 patterns. Redefine using :GPR. Give the match_operator a mode.
12482 Use '%2' rather than '%z2' for operand 2.
12484 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12486 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
12489 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12491 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
12492 of internal patterns.
12493 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
12495 (tablejump): Use expand_binop to calculate address. Adjust names
12496 of internal patterns.
12497 (tablejump[sd]i): Renamed from tablejump_internal[12].
12499 (tablejump_mips16[12]): Delete.
12501 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12503 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
12504 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
12505 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
12506 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
12507 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
12509 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12511 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
12512 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
12514 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
12515 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
12516 (*branch_equality[sd]i_inverted): Likewise
12517 branch_equality{,_di}_inverted.
12518 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
12519 Redefine using :GPR.
12521 2004-08-24 Zack Weinberg <zack@codesourcery.com>
12523 * rtl.def: Reorganize, placing all codes used only in machine
12524 descriptions at the end.
12526 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
12527 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
12528 rtx_name, rtx_format arrays by direct reference to rtl.def,
12529 first undefining GENERATOR_FILE. Define enum insn_note and
12530 note_insn_name array by direct reference to insn-notes.def.
12531 (adjust_field_rtx_def): Remove local definition of rtx_name.
12532 Use symbolic names for insn notes.
12533 * Makefile.in (gengtype.o): Update dependencies.
12535 2004-08-24 Zack Weinberg <zack@codesourcery.com>
12537 * basic-block.h (struct basic_block_def): Reorder fields to
12538 eliminate interior padding. Remove 'partition' field.
12539 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
12540 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
12541 (BB_COPY_PARTITION): New macros.
12542 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
12543 Replace all references to the 'partition' field of a basic
12544 block with new macros.
12546 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
12547 * final.c (final_scan_insn): Don't handle it.
12548 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
12549 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
12550 * sched-rgn.c (sched_is_disabled_for_current_region_p):
12551 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
12553 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
12555 * c-decl.c (c_init_decl_processing): Adjust
12556 build_common_tree_nodes call.
12557 * expmed.c (const_mult_add_overflow_p): Use
12558 build_distinct_type_copy.
12559 * stor-layout.c (early_type_list): Remove.
12560 (layout_type): Don't append to early_type_list.
12561 (initialize_sizetypes): Add signed_p argument.
12562 (set_sizetype): Overwrite the stub type nodes directly.
12563 * tree.c (copy_node_stat): Clear a type's value cache here ...
12564 (build_distinct_type): ... not here.
12565 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
12566 * tree.h (initialize_sizetypes): Add signed_p argument.
12567 (build_common_tree_nodes): Likewise.
12569 * objc/objc-act.c (get_static_reference): Use
12570 build_variant_type_copy.
12571 (get_protocol_reference): Likewise.
12572 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
12574 2004-08-24 Richard Henderson <rth@redhat.com>
12575 Andrew Pinski <apinski@apple.com>
12577 * gimplify.c (gimplify_array_ref_to_plus): Delete.
12578 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
12581 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
12582 ARRAY_REF also to get to the STRING_CST.
12584 2004-08-24 Paul Brook <paul@codesourcery.com>
12586 * config/arm/arm.c (arm_override_options): Update error message.
12587 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
12588 TARGET_HARD_FLOAT_ABI.
12589 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
12590 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
12592 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12595 * config/m32r.md (movsi_sda): Add SI mode specification to
12598 2004-08-24 Nick Clifton <nickc@redhat.com>
12600 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
12601 of seth_add3_operand.
12603 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
12605 * Makefile.in (PROTO_OBJS): Add errors.o.
12606 * protoize.c (fancy_abort): Remove.
12607 * mips-tfile.c (fancy_abort): Add parameters.
12609 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
12611 * doc/trouble.texi (C++ misunderstandings): Fix example code.
12613 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
12615 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
12616 (host-default.o): Add dependency on HOOKS_H.
12617 * config/x-linux: Likewise.
12618 * config/x-solaris: Likewise.
12619 * config/i386/x-mingw32: Likewise.
12620 * config/rs6000/x-darwin: Likewise.
12622 2004-08-23 James E Wilson <wilson@specifixinc.com>
12624 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
12627 2004-08-23 Mark Mitchell <mark@codesourcery.com>
12630 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
12632 2004-08-23 Diego Novillo <dnovillo@redhat.com>
12634 * cfg.c (check_bb_profile): Fix typos.
12635 * function.c (assign_parm_is_stack_parm): Likewise.
12636 * tree-nested.c: Likewise.
12638 2004-08-23 Daniel Jacobowitz <dan@debian.org>
12640 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
12642 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
12644 2004-08-23 Eric Christopher <echristo@redhat.com>
12646 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
12647 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
12648 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
12650 * hooks.h: Include machmode.h.
12651 (hook_bool_mode_false): Declare.
12652 * hooks.c (hook_bool_mode_false): Define.
12653 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
12654 * stor-layout.c (layout_type): Ditto.
12655 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
12656 Define to target macro.
12657 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
12658 * config/arm/arm.c: Ditto. Use.
12659 * config/arm/arm.h: Ditto.
12660 * config/arm/arm-protos.h: Ditto.
12661 * config/i386/i386.c: Ditto.
12662 * config/i386/i386.h: Ditto.
12663 * config/rs6000/rs6000.c: Ditto.
12664 * config/rs6000/rs6000.h: Ditto.
12665 * config/sh/sh.c: Ditto.
12666 * config/sh/sh.h: Ditto.
12667 * config/sh/sh-protos.h: Ditto.
12668 * config/sh/sh.md: Use.
12669 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
12670 to TARGET_VECTOR_MODE_SUPPORTED_P.
12672 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
12674 * Makefile.in (BUILD_ERRORS): Set to build-errors.
12675 (errors.o): New target for host.
12676 (build-errors.o): New target for build.
12677 (genobjs): Replace errors.o with build-errors.
12678 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
12679 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
12680 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
12681 (fix-header.o): Add errors.h
12682 * collect2.c (fancy_abort): Add parameters.
12683 * collect2.h (fancy_abort): Don't declare.
12684 * errors.h (fancy_abort): Don't declare.
12685 * errors.c: Include either bconfig.h or config.h.
12686 (fancy_abort): Trim filename.
12687 * fix-header.c (v_fatal, fatal): Remove.
12688 (progname): Remove definition.
12689 (main): Set progname here.
12690 * gcc.c (fancy_abort): Add parameters.
12691 * gcc.h (fancy_abort): Remove declaration.
12692 * gcov.c (fancy_abort): Remove.
12693 * rtl.h (fancy_abort): Don't declare.
12694 (abort): Don't define.
12695 * tree.h (fancy_abort): Don't declare.
12696 (abort): Don't define.
12697 * system.h (fancy_abort): Declare.
12698 (abort): Define to fancy_abort.
12699 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
12701 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
12702 (usize_type, ubitsizetype): Remove.
12703 * stor-layout.c (set_sizetype): Don't initialize usizetype,
12705 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
12707 * tree.h (build_distinct_type_copy): New.
12708 (build_type_copy): ... here. Rename to ...
12709 (build_variant_type_copy): ... here.
12710 * tree.c (build_qualified_type): Rename build_type_copy call.
12711 (build_distinct_type_copy): New, broken out of ...
12712 (build_type_copy): ... here. Rename to ...
12713 (build_variant_type_copy): ... here. Use
12714 build_distinct_type_copy.
12715 (build_common_tree_nodes_2): Rename build_type_copy call.
12716 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
12718 (handle_packed_attribute, handle_unused_attribute,
12719 handle_transparanet_union_attribute, handle_aligned_attribute,
12720 handle_deprecated_attribute): Likewise.
12721 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
12723 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
12724 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
12725 build_distinct_type_copy.
12727 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12729 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
12732 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12734 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
12736 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
12737 formerly unnamed patterns. Redefine using :P for the address. Remove
12738 explicit length attributes.
12740 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12742 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
12744 (single_reachable_address): Use them.
12745 (schedule_sm): Add dump.
12746 (is_call_clobbered_ref): New function.
12747 (determine_lsm_reg): Check whether the reference is call clobbered.
12748 Only work for gimple_reg_type values.
12750 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12752 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
12753 $31 store insns. Redefine using :GPR.
12755 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12757 * config/mips/mips.md (P): New mode macro.
12758 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
12759 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
12760 Add mode attributes.
12762 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12764 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
12765 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
12766 later constants to cover the gap.
12767 (load, store): New mode attributes.
12768 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
12769 Use new unspec constants.
12771 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12773 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
12774 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
12775 to use register_operand rather than uns_arith_operand as the predicate
12776 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
12777 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
12778 Redefine using :GPR. Make same predicate change here. Extend the
12779 commutativity of operands 1 and 2 from the SImode version to the
12781 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
12782 but with no predicate changes.
12783 (*nor[sd]i3): Redefine using :GPR.
12785 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12787 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
12788 noreturn functions.
12790 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12792 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
12793 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
12794 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
12795 rather than "%z2" (with a fake const0_rtx for operand 2).
12796 (ffs[sd]i2): Redefine using :GPR.
12797 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
12799 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12801 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
12803 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12805 * config/mips/mips.md (any_extend): New code macro.
12806 (u, su): New code attributes.
12807 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
12808 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
12809 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
12810 (*{s,u}mul_acc_di): Redefine using any_extend.
12811 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
12812 to reflect real insn names.
12813 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
12814 with an any_extend template.
12815 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
12818 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12820 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
12821 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
12822 (mul[sd]i3_r4000): Redefine using :GPR.
12823 (mulsi3_mult3): Don't check TARGET_MAD separately.
12824 (muldi3_mult3): Moved after mulsi_mult3.
12826 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12828 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
12829 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
12830 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
12831 (TARGET_GAS, TARGET_MIPS_AS): Delete.
12832 (TARGET_GPWORD): Define to true for n32 on IRIX.
12833 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
12834 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
12835 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
12836 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
12837 (MDEBUG_ASM_SPEC): Delete, folding into...
12838 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
12839 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
12840 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
12841 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
12842 to define asm_abi_default_spec.
12843 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
12844 (TARGET_ASM_SELECT_SECTION): Delete.
12845 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
12846 for non-mips16 code, removing previous workaround for SGI assemblers.
12847 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
12848 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
12849 (override_options): Remove !TARGET_GAS and !have_named_sections code.
12850 (print_operand): Fold TARGET_GAS conditionals into asm strings.
12851 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
12852 ASM_STABS_OP and ASM_STABN_OP.
12853 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
12854 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
12855 (mips_output_function_prologue): Remove !TARGET_GAS code.
12856 (mips_select_rtx_section): Remove !have_named_sections code.
12857 (mips_select_section): Delete.
12858 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
12859 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
12860 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
12861 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
12862 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
12863 * config/mips/windiss.h (ASM_SPEC): Likewise.
12865 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12867 * read-rtl.c (map_value, mapping, macro_group): New structures.
12868 (BELLWETHER_CODE): New macro.
12869 (modes, codes, bellwether_codes): New variables.
12870 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
12871 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
12872 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
12873 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
12874 (add_map_value, initialize_macros): New functions.
12875 (def_hash, def_hash_eq_p): Generalize to anything that points to,
12876 or starts with, a char * field.
12877 (find_macro, read_mapping, check_code_macro): New functions.
12878 (read_rtx_1): New, split out from read_rtx. Handle the new
12879 define_{mode,code}_{macro,attr} constructs. Use find_macro
12880 to parse the name of a code or mode. Use BELLWETHER_CODE to
12881 extract the format and to choose a suitable code for rtx_alloc.
12882 Modify recursive invocations to use read_rtx_1.
12883 (read_rtx): Call initialize_macros. Apply code and mode macros
12884 to the rtx returned by read_rtx_1. Cache everything after the
12885 first macro expansion for subsequent read_rtx calls.
12886 * doc/md.texi: Document new .md constructs.
12887 * config/mips/mips.md (GPR): New mode macro.
12888 (d, si8_di5): New mode attributes.
12889 (any_cond): New code macro.
12890 (add[sd]i3): Redefine using :GPR.
12891 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
12892 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
12893 previously unnamed MIPS16 patterns.
12894 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
12895 lines. Don't match (plus (const_int 0) ...).
12896 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
12897 Use a define_split to generate the addition.
12898 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
12899 (subsi3_internal): Delete.
12900 (*subsi3_extended): Renamed from subsi3_internal_2.
12901 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
12902 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
12903 using an any_cond template.
12905 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12907 * read-rtl.c (read_rtx): Tidy use of format_ptr.
12909 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12911 * read-rtl.c (string_obstack): New file-scope variable.
12912 (read_string, read_quoted_string, read_braced_string)
12913 (read_escape): Remove obstack parameter and use string_obstack instead.
12914 (read_rtx): Remove function-local rtl_obstack and initialize
12915 string_obstack instead. Update call to read_string.
12917 2004-08-22 Andrew Pinski <apinski@apple.com>
12920 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
12921 expression is not constant.
12922 (c_finish_return): Do not go through INDIRECT_REF when looking
12923 for the inner expression of an ADDR_EXPR for warning about.
12925 2004-08-22 Richard Henderson <rth@redhat.com>
12928 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
12929 create new blocks and fall through.
12930 (expand_gimple_basic_block): Update to match.
12932 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
12934 * reload.c (find_reloads_address): Make return value tri-state.
12935 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
12936 (find_reloads): Assume that reloaded addresses match 'o' or
12937 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
12938 returned 1 (not -1). Omit optional reloads for address operands
12939 only if find_reloads_address returned 1 (not -1).
12941 * config/s390/s390.c (legitimize_reload_address): New function.
12942 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
12943 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
12944 legitimize_reload_address.
12946 2004-08-22 Richard Hendersion <rth@redhat.com>
12948 * tree.h (SAVE_EXPR_RESOLVED_P): New.
12949 * gimplify.c (gimplify_save_expr): Use it.
12950 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
12951 on the temporary variable.
12953 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
12955 * fold-const.c (rtl_expr_nonnegative_p): Delete.
12956 * tree.h (rtl_expr_nonnegative_p): Remove.
12958 2004-08-22 Steven Bosscher <stevenb@suse.de>
12960 * config/i386/ppro.md (ppro_complex_insn): Add missing check
12961 for cpu==pentiumpro.
12963 * combine.c (struct reg_stat): Fix comment typo.
12965 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
12967 * c-tree.h (c_sizeof_nowarn): Remove.
12969 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
12971 * c-decl.c (set_array_declarator_type): Rename to
12972 set_array_declarator_inner.
12973 (build_c_parm, build_attrs_declarator, build_function_declarator):
12975 (make_pointer_declarator): Call build_attrs_declarator.
12976 * c-tree.h (set_array_declarator_type): Rename to
12977 set_array_declarator_inner.
12978 (build_c_parm, build_attrs_declarator, build_function_declarator):
12980 * c-parse.in (after_type_declarator,
12981 parm_declarator_starttypename, parm_declarator_nostarttypename,
12982 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
12983 firstparm): Use these functions
12985 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
12987 * c-decl.c (build_array_declarator, set_array_declarator_type,
12988 start_decl, grokdeclarator, grokparms): Change boolean parameters
12990 * c-tree.h (build_array_declarator, set_array_declarator_type,
12991 start_decl): Update prototypes.
12992 * c-decl.c, c-parse.in: All callers changed.
12994 2004-08-21 Mike Stump <mrs@apple.com>
12996 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
12997 (darwin_fix_and_continue): Likewise.
12998 (darwin_fix_and_continue_switch): Likewise.
12999 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
13000 (darwin_fix_and_continue): Likewise.
13001 (darwin_fix_and_continue_switch): Likewise.
13003 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
13006 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
13007 Remove, merging into ...
13008 (gen_stdcall_or_fastcall_suffix): New function, returning tree
13009 rather than const char*, and accepting additional parameter.
13010 Don't add suffix to '*'-prefixed symbols or variadic functions.
13011 (i386_pe_encode_section_info): Adjust for call to new function.
13012 Call change_decl_assembler_name.
13014 2004-08-20 Mike Stump <mrs@apple.com>
13016 * config/darwin.c (machopic_indirect_data_reference): Mark
13018 * config/386/386.c (darwin_local_data_pic): Add.
13019 (legitimate_constant_p): Reorder so that PLUS handling runs
13020 before darwin_local_data_pic to match the ordering in
13021 legitimate_pic_address_disp_p and so that MINUS runs after
13022 darwin_local_data_pic as otherwise the darwin_local_data_pic
13023 logic can be skipped, which would be very bad.
13024 (legitimate_pic_address_disp_p): Move from from here to
13025 darwin_local_data_pic so it can be reused.
13027 2004-08-21 Alan Modra <amodra@bigpond.net.au>
13029 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
13030 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
13031 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
13032 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
13033 (RS6000_ABI_NAME): Define as "linux".
13034 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
13035 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
13036 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
13037 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
13038 * config/rs6000/rs6000.c (dot_symbols): New global var.
13039 (rs6000_output_function_entry): New function, modified for
13041 (print_operand <case 'z'>): ..extracted from here.
13042 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
13043 (rs6000_output_function_epilogue): Likewise.
13044 (rs6000_elf_declare_function_name): Likewise.
13045 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
13046 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
13047 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
13048 * configure: Regenerate.
13049 * config.in: Regenerate.
13051 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13053 * reload.c (find_reloads_address): Fix thinko in previous change.
13055 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
13058 2004-08-20 Jakub Jelinek <jakub@redhat.com>
13060 PR rtl-optimization/17099
13061 * combine.c (force_to_mode): Check if inner_mask has any bits set
13062 outside of GET_MODE (x) instead of op_mode.
13064 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13066 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
13068 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
13069 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
13070 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
13072 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
13074 * config/arm/t-symbian: New file.
13076 2004-08-20 Andrew Pinski <apinski@apple.com>
13078 * regrename.c (kill_value_regno): ANSIfy.
13080 2004-08-20 Dale Johannesen <dalej@apple.com>
13082 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
13084 2004-08-20 Daniel Jacobowitz <dan@debian.org>
13086 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
13087 (kill_value_regno): New function, derived from kill_value.
13088 (kill_value): Update.
13089 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
13091 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
13093 Fix PR tree-optimization/17111
13094 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
13095 of non-value_handles.
13096 (bitmap_set_contains): All constants are in every set.
13098 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13100 * fold-const.c (round_up, round_down): Use build_int_cst.
13101 Optimize common case.
13103 2004-08-20 Zack Weinberg <zack@codesourcery.com>
13104 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13106 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
13107 one_only_data_section): Rename to som_readonly_data_section,
13108 som_one_only_readonly_data_section and som_one_only_data_section.
13109 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
13110 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
13111 conditional defines.
13112 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
13113 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
13115 (pa_select_section): Use renamed section functions.
13116 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
13117 SOM_READONLY_DATA_SECTION_FUNCTION,
13118 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
13119 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
13121 * config/pa/som.h: ... not here.
13122 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
13123 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
13124 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
13125 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
13126 (READONLY_DATA_SECTION): Use som_readonly_data_section.
13128 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13130 * fold-const.c (int_const_binop): Don't generate non-overflowing
13131 size-types specially.
13132 (fold_convert_const): Likewise.
13134 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
13135 clear cache on copied sizetype.
13137 2004-08-20 Ben Elliston <bje@au.ibm.com>
13139 * configure.ac: Don't escape apostrophe in --enable-coverage help.
13140 * configure: Regenerate.
13142 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
13145 * gcc.c (struct stat input_stat): Don't define if
13146 HOST_LACKS_INODE_NUMBERS
13147 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
13148 than stat to determine if temp file is same as input file.
13149 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
13150 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
13152 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
13154 * configure.ac (mips*-*-*): Print an error if not using GAS.
13155 * configure: Regenerated.
13156 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
13157 comments about buggy MIPSpro assemblers.
13158 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
13159 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
13160 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
13161 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
13162 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
13163 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
13164 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
13165 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
13166 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
13167 of more general IRIX 6 definitions.
13168 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
13169 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
13170 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
13171 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
13172 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
13173 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
13174 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
13175 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
13176 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
13177 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
13178 (LINK_SPEC): Move most of definition to iris.h.
13179 (SUBTARGET_LINK_SPEC): New macro.
13180 (IRIX_STARTFILE_SPEC): Fold into...
13181 (STARTFILE_SPEC): ...here.
13182 (IRIX_ENDFILE_SPEC): Fold into...
13183 (ENDFILE_SPEC): ...here.
13184 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
13185 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
13186 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
13187 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
13188 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
13189 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
13190 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
13191 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
13192 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
13193 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
13194 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
13195 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
13196 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
13197 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
13198 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
13199 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
13200 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
13201 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
13202 (TARGET_IRIX6): Define to 1.
13203 (DRIVER_SELF_SPECS): Define.
13204 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
13205 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
13206 (SUBTARGET_LINK_SPEC): New macro.
13207 (IRIX_STARTFILE_SPEC): Fold into...
13208 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
13209 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
13210 (LIB_SPEC, LIBGCC_SPEC): Use them.
13211 (LIB_SPEC): Remove !mabi=* case.
13212 (IRIX_ENDFILE_SPEC): Fold into...
13213 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
13214 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
13215 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
13216 (TARGET_IRIX6): New macro.
13217 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
13218 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
13219 (LABEL_AFTER_LOC): Delete.
13220 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
13221 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
13222 (mips_build_builtin_va_list): Check TARGET_IRIX6.
13223 (override_options): Remove TARGET_SGI_O32_AS-related code.
13224 (irix_output_external_libcall): Make static.
13225 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
13227 (mips_file_start): Tidy guard for ABI sections. Remove use of
13228 ABICALLS_ASM_OP; use .abicalls instead.
13229 (mips_output_aligned_decl_common, mips_declare_object_name)
13230 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
13231 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
13232 .globl foo .text directives.
13233 (irix_asm_named_section_1, irix_asm_named_section)
13234 (irix_section_align_entry, irix_section_align_htab)
13235 (irix_orig_asm_out_file, irix_section_align_entry_eq)
13236 (irix_section_align_entry_hash, irix_asm_output_align)
13237 (irix_file_start, irix_section_align_1, copy_file_data)
13238 (irix_file_end, irix_section_type_flags): Delete.
13239 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
13240 Use standard section syntax. Remove protective "jr $31".
13241 (__gcc_fini): Likewise .gcc_fini.
13242 * config/mips/irix-crtn.asm: Adjust sections accordingly.
13243 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
13245 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
13247 (EXTRA_MULTILIB_PARTS): Define.
13248 * config/mips/t-iris6: Remove bogus comment.
13249 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
13250 * config/mips/iris5gas.h, config/mips/iris5gld.h,
13251 config/mips/iris6gas.h, config/mips/iris6gld.h,
13252 config/mips/t-iris5-as, config/mips/t-iris5-gas
13253 config/mips/t-irix-gld: Delete.
13254 * config/mips/iris.h: New file.
13255 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
13257 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
13259 * postreload.c (reload_cse_move2add): Allow any condjump, but check
13260 that the implicit set isn't clobbered in the jump insn.
13262 2004-08-19 Mark Mitchell <mark@codesourcery.com>
13264 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
13265 * optabs.c (init_optabs): Don't check it.
13266 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
13267 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
13269 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
13271 * config/s390/s390.md (s390_warn_framesize_string)
13272 (s390_warn_dynamic_string, s390_stack_size_string)
13273 (s390_stack_guard_string): New global string variables.
13274 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
13275 (s390_stack_guard): New global variables.
13276 (override_options): Added checks for the new options.
13277 (s390_emit_prologue): Emit stack check and trap code and perform
13278 compile time stack size checking.
13280 * config/s390/s390.h (TARGET_OPTIONS): Added new options
13281 "warn-framesize", "warn-dynamicstack", "stack-size" and
13284 * doc/invoke.texi: Added documentation for the new options.
13286 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
13288 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
13289 to eliminate warning.
13290 (linear_search_fdes): Declare p as unsigned.
13291 (binary_search_mixed_encoding_fdes): Likewise.
13292 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
13293 to eliminate warning.
13294 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
13297 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
13299 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
13300 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
13301 instead of one. Check for strictly legitimate address.
13302 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
13303 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
13305 2004-08-19 Eric Christopher <echristo@redhat.com>
13307 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
13308 * langhooks.h (unsave_expr_now): Ditto.
13309 * tree.h (unsave_expr_1): Remove prototype.
13310 (lhd_unsave_expr_now): Rename to unsave_expr_now.
13311 * tree-inline.c (unsave_expr_1): Move here
13312 from tree.c. Make static.
13313 (unsave_expr_now): Rename from lhd_unsave_expr_now.
13314 * tree-sra.c: Fix up for rename.
13315 * tree-ssa-copy.c: Ditto.
13316 * tree-eh.c: Ditto.
13317 * tree.c (unsave_expr_1): Move to tree-inline.c.
13319 2004-08-19 Caroline Tice <ctice@apple.com>
13321 * config/i386/cygming.h (switch_to_section): Fix typo (change
13322 in_unlikely_text_section to in_unlikely_executed_text).
13324 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
13326 * vec.h (VEC_lower_bound): New macro.
13328 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
13331 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
13332 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
13333 treat each ABI separately. Deal with n32/n64 complex float arguments.
13334 (function_arg): Add associated complex handling here.
13336 2004-08-19 Richard Henderson <rth@redhat.com>
13338 * config/arm/arm.c (arm_gen_load_multiple): Use
13339 adjust_automodify_address. Take base memory and offset instead
13340 of unchanging/struct/scalar bits.
13341 (arm_gen_store_multiple): Likewise.
13342 (arm_gen_movmemqi): Use adjust_automodify_address.
13343 * config/arm/arm-protos.h: Update decls.
13344 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
13345 (store_multiple): Similarly.
13347 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
13349 * regclass.c (globalize_reg): Update call_really_used_regs.
13351 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
13353 * doc/invoke.texi (integer-share-limit): Document.
13355 * tree.h (TYPE_CACHED_VALUES_P): New.
13356 (TYPE_CACHED_VALUES): New.
13357 (TYPE_ORIG_SIZE_TYPE): Adjust.
13358 * tree.def (INTEGER_CST): Update documentation.
13359 * tree.c: Inlcude params.h.
13360 (build_int_cst): Cache small values.
13361 (build_type_copy): Do not copy the value cache.
13362 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
13364 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
13365 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
13367 * fold-const.c (force_fit_type): Copy value when setting
13369 (int_const_binop): Likewise.
13370 * stor-layout.c: Include params.h
13371 (set_sizetype): Create values cache.
13372 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
13373 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
13374 * params.h (INTEGER_SHARE_LIMIT): New.
13375 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
13377 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
13379 * gimplify.c (gimplify_minimax_expr): Remove.
13380 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
13382 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
13384 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
13385 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
13387 2004-08-19 Mark Mitchell <mark@codesourcery.com>
13389 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
13391 2004-08-18 Andrew Pinski <apinski@apple.com>
13393 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
13395 2004-08-18 Mark Mitchell <mark@codesourcery.com>
13397 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
13398 (__aeabi_ul2f): Likewise.
13400 2004-08-18 Richard Henderson <rth@redhat.com>
13402 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
13403 move to rtl completely.
13404 (struct meminsnbuf, xtensa_emit_block_move): Remove.
13405 (xtensa_find_mode_for_size): Remove.
13406 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
13407 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
13409 2004-08-18 Richard Henderson <rth@redhat.com>
13411 * config/mcore/mcore.c (mode_from_align): Remove DImode.
13412 (block_move_sequence): Rewrite to use adjust_address.
13413 (mcore_expand_block_move): Cleanup logic. Accept only operands.
13414 Return boolean indicating success/failure.
13415 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
13416 * config/mcore/mcore.md (movmemsi): Update to match.
13418 2004-08-18 Mike Stump <mrs@apple.com>
13420 * doc/invoke.texi (-mfix-and-continue): Add support for
13421 fast turn around debugging.
13422 (-ffix-and-continue): Likewise.
13423 (-mindirect-data): Likewise.
13424 (-findirect-data): Likewise.
13425 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
13426 (indirect_data): Likewise.
13427 (machopic_data_defined_p): Likewise.
13428 (machopic_output_indirection): Likewise.
13429 (darwin_encode_section_info): Likewise.
13430 (darwin_fix_and_continue): Likewise.
13431 (darwin_fix_and_continue_switch): Likewise.
13432 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
13433 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
13434 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
13435 (SUBTARGET_OPTIONS): Likewise.
13436 (darwin_fix_and_continue): Likewise.
13437 (darwin_fix_and_continue_switch): Likewise.
13438 (TARGET_FIX_AND_CONTINUE): Likewise.
13439 * config/rs6000.c (rs6000_emit_prologue): Likewise.
13441 2004-08-19 Steven Bosscher <stevenb@suse.de>
13443 * basic-block.h (struct edge_def): Remove crossing_edge.
13444 (EDGE_CROSSING): New define.
13445 (EDGE_ALL_FLAGS): Update.
13446 * bb-reorder.c (find_traces_1_round, better_edge_p,
13447 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
13448 find_jump_block, fix_crossing_conditional_branches,
13449 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
13450 Replace all occurences of crossing_edge with an edge flag check
13452 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13453 try_crossjump_bb): Likewise.
13454 * cfglayout.c (fixup_reorder_chain): Likewise.
13455 * cfgrtl.c (force_nonfallthru_and_redirect,
13456 commit_one_edge_insertion): Likewise.
13458 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
13459 * tree-flow.h (compute_dominance_frontiers): Move prototype...
13460 * basic-block.h: ...here.
13461 * tree-cfg.c (compute_dominance_frontiers_1,
13462 compute_dominance_frontiers): Move from here...
13463 * cfganal.c: ...to here. Include timevar.h.
13465 2004-08-18 James E Wilson <wilson@specifixinc.com>
13467 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
13468 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
13470 * config/mips/mips.md (type): Add frdiv.
13471 (divsf3+1, divsf3+2): Change type to frdiv.
13472 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
13473 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
13475 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
13476 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
13477 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
13478 * config/mips/5000.md (r5k_fdiv_single): Likewise.
13479 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
13480 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
13481 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
13482 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
13483 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
13484 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
13486 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
13488 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
13490 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
13491 get regression tester working again.
13493 2004-08-18 Zack Weinberg <zack@codesourcery.com>
13495 * insn-notes.def, reg-notes.def: New files.
13496 * rtl.h: Use them to define enum insn_note and enum reg_note.
13497 * rtl.c: Use them to define note_insn_name and reg_note_name.
13498 * Makefile.in (RTL_BASE_H): Update.
13500 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
13501 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
13503 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
13505 * arm.c (arm_size_rtx_costs): New function.
13506 (arm_override_options): Use it if optimizing for space.
13508 2004-08-18 Richard Henderson <rth@redhat.com>
13510 * emit-rtl.c (gen_const_mem): New.
13511 * rtl.h (gen_const_mem): Declare.
13512 * expr.c (do_tablejump): Use it.
13513 * varasm.c (force_const_mem): Likewise.
13514 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13515 (machopic_legitimize_pic_address): Likewise.
13516 * config/arm/arm.c (legitimize_pic_address): Likewise.
13517 * config/i386/i386.c (legitimize_pic_address): Likewise.
13518 (legitimize_tls_address): Likewise.
13519 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
13520 * config/ia64/ia64.md (load_fptr): Likewise.
13521 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
13522 * config/pa/pa.c (legitimize_pic_address): Likewise.
13523 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
13524 (rs6000_emit_move): Likewise.
13525 * config/s390/s390.c (legitimize_pic_address): Likewise.
13526 (legitimize_tls_address): Likewise.
13527 * config/s390/s390.md (casesi): Likewise.
13528 * config/sh/sh.c (sh_reorg): Likewise.
13529 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
13530 * config/v850/v850.md (casesi): Likewise.
13532 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
13533 * config/sh/sh.c (prepare_move_operands): Remove incorrect
13534 use of MEM_READONLY_P.
13536 2004-08-18 Steven Bosscher <stevenb@suse.de>
13538 * Makefile.in (OBJS-common): Add postreload-gcse.c.
13539 Add new postreload-gcse.o.
13540 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
13541 (lookup_as_function, insert, rehash_using_reg, use_related_value,
13542 equiv_constant): Use SAFE_HASH instead of safe_hash.
13543 (exp_equiv_p): Export. Add for_gcse argument when comparing
13545 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
13546 find_comparison_args, fold_rtx, cse_insn): Update callers.
13547 (hash_rtx): New function derived from old canon_hash and bits
13548 from gcse.c hash_expr_1.
13549 (canon_hash_string): Rename to hash_rtx_string.
13550 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
13551 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
13552 (cselib_lookup): Update this caller.
13553 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
13555 (hash_expr): Call hash_rtx.
13556 (ldst_entry): Likewise.
13557 (expr_equiv_p): Call exp_equiv_p.
13558 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
13559 reg_used_on_edge, reg_set_between_after_reload_p,
13560 reg_used_between_after_reload_p, get_avail_load_store_reg,
13561 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
13562 get_bb_avail_insn, hash_scan_set_after_reload,
13563 compute_hash_table_after_reload,
13564 eliminate_partially_redundant_loads, gcse_after_reload,
13565 get_bb_avail_insn, gcse_after_reload_main): Remove.
13566 * postreload-gcse.c: New file, reincarnating most of the above.
13567 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
13568 (gcse_after_reload_main): Update prototype.
13569 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
13570 * passes.c (rest_of_handle_gcse2): Use it.
13572 2004-08-18 Diego Novillo <dnovillo@redhat.com>
13574 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
13575 (pass_loop_done): Likewise.
13577 2004-08-18 Andrew Pinski <apinski@apple.com>
13579 * config/rs6000/darwin.md: Delete the altivec patterns which are
13580 handled differently now.
13581 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
13582 (macho_correct_pic_di): Likewise.
13583 (call_indirect_nonlocal_darwin64): Likewise.
13584 Delete the save world/saveFP/saveVec patterns.
13586 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
13587 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
13588 * config/rs6000/rs6000.md: Include darwin.md.
13589 (builtin_setjmp_receiver): Add DImode case.
13590 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
13593 2004-08-18 Matt Austern <austern@apple.com>
13595 Dead code stripping
13596 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
13597 * darwin.c (darwin_file_end): Mark file as potentially strippable.
13599 2004-08-18 Richard Henderson <rth@redhat.com>
13601 * alias.c (readonly_fields_p): Remove.
13602 (objects_must_conflict_p): Don't call it.
13603 * tree.h (readonly_fields_p): Remove.
13604 * langhooks.h (struct lang_hooks): Remove honor_readonly.
13605 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
13607 2004-08-18 Diego Novillo <dnovillo@redhat.com>
13609 * tree-dfa.c (add_referenced_var): Only global variables are
13611 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
13612 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
13613 all pointers dereferenced if the statement dereferences them.
13614 (create_name_tags): Do not create memory tags for pointers
13615 that have PT_ANYTHING set.
13616 Also check if PT_VARS is not empty before creating a name tag.
13617 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
13618 variables that share the same alias set with a pointer that
13619 may point anywhere.
13620 (add_may_alias): Add FIXME comment to remove clobbering
13621 aliased variables and tags.
13622 (replace_may_alias): Likewise.
13623 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
13624 (merge_pointed_to_info): If the original variable has not
13625 points-to information, call set_pt_anything.
13626 (add_pointed_to_var): Do not prevent adding a pointed-to
13627 variable if the pointers is PT_ANYTHING.
13628 If the variable is a global, set PT_GLOBAL_MEM.
13629 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
13630 pointer type only come in PTR+OFFSET flavours.
13631 Always call merge_pointed_to_info on PHI arguments that are
13633 (get_nmt_for): Mark call-clobbered tags whose pointer points
13635 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
13637 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
13639 (add_stmt_operand): Abort if the caller tried to add a killing
13640 definition for a memory tag.
13641 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
13642 unnecessary checks.
13644 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
13646 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
13647 from call_used_regs. Update call_really_used_regs.
13648 (CALL_REALLY_USED_REGISTERS): Define.
13649 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
13650 Replace call_used_regs with call_really_used_regs.
13651 (calc_live_regs, sh_media_register_for_return): Likewise.
13652 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
13653 * sh.md (return_media): Likewise.
13655 2004-08-18 Andrew Pinski <apinski@apple.com>
13657 * config/darwin.c (machopic_legitimize_pic_address): Only set
13658 MEM_READONLY_P in the non TARGET_TOC case.
13660 2004-08-18 Zack Weinberg <zack@codesourcery.com>
13662 * rtl.def (NIL): Delete.
13663 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
13664 Tighten the syntax a little.
13666 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
13667 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
13668 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
13669 * config/i386/predicates.md, config/m32r/m32r.h
13670 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
13671 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
13672 * config/sparc/sparc.h, doc/tm.texi:
13673 Replace all occurrences of NIL with UNKNOWN.
13675 2004-08-18 Zack Weinberg <zack@codesourcery.com>
13677 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
13678 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
13679 sequence inline. Move drop_through_label code into this
13680 block, being the only place it is used. Adjust comments.
13682 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
13684 * config/rs6000/altivec.md: Add new patterns for calls to
13685 save_world/rest_world functions.
13687 * config/rs6000/rs6000-protos.h: (save_world_operation,
13688 restore_world_operation) new declarations.
13690 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
13692 (rs6000_stack_info): Set world_save_p field.
13693 (save_world_operation): New function.
13694 (restore_world_operation): New function.
13695 (compute_save_world_info): New function.
13696 (rs6000_stack_info): Call compute_save_world_info.
13697 (rs6000_emit_prologue): Check for world_save_p and generate
13698 pattern to call save_world for saving all non-volatile and
13700 (rs6000_emit_epilogue): Check for world_save_p and generate
13701 pattern to call rest_world to restore saved registers.
13703 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
13704 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
13705 (rs6000_reg_names): New entries added for save_world_operation and
13706 restore_world_operation.
13708 2004-08-18 Caroline Tice <ctice@apple.com>
13710 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
13711 "-freorder-blocks-and-partition" to the flags used in second
13712 stage of profiledbootstrap.
13713 * bb-reorder.c (push_to_next_round_p): Add new variable,
13714 next_round_is_last; set and use variable to make sure, when
13715 partitioning, that the last trace construction round consists
13716 of all (and only) cold basic blocks.
13717 (rotate_loop): Don't copy blocks that end in a section
13719 (copy_bb): Correctly initialize "partition" of duplicated bb.
13720 (add_unlikely_executed_notes): Add a comment.
13721 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
13722 to make sure, if function contains hot blocks, that the
13723 successors of ENTRY_BLOCK_PTR are hot; also, only look for
13724 crossing edges if the architecture supports named sections.
13725 (mark_bb_for_unlikely_executed_section): Modify to always
13726 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
13727 the basic block note insn.
13728 (fix_crossing_unconditional_branches): Remove extra space.
13729 (fix_edges_for_rarely_executed_code): Modify to only do
13730 partitioning work if the architecture supports named sections.
13731 (reorder_basic_blocks): Modify to only add
13732 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
13733 supports named sections.
13734 * c-common.c (handle_section_attribute): Initialize new global
13735 variable, user_defined_section_attribute, to true if user has
13737 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
13738 forward edges that cross section boundaries.
13739 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
13740 partitioning information if the architecture supports named
13742 * cfgrtl.c (target.h): Add statement to include this.
13743 (rtl_split_block): Make sure newly created bb gets correct
13745 (try_redirect_by_replacing_jump): Make sure redirection isn't
13746 attempting to cross section boundaries.
13747 (force_nonfallthru_and_redirect): Only do partition fix up if
13748 architecture supports named sections.
13749 (rtl_split_edge): Make sure newly created bb ends up in
13751 (commit_one_edge_insertion): Remove code that incorrectly
13752 updated basic block partition; Make sure partition fix up only
13753 happens if architecture supports named sections and it's not
13755 (rtl_verify_flow_info_1): Fix if-condition on test/error
13756 condition that fallthru edges are not allowed to cross section
13758 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
13759 * final.c (final_scan_insn): Remove redundant test from if-statement;
13760 change calls to text_section into calls to function_section; add code
13761 to only to partitioning fix up if architecture supports named
13763 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
13765 (if_convert): Add targetm.have_named_sections to test.
13766 * output.h (unlikely_section_label): Extern declaration for new global
13768 (unlikely_text_section_name): Likewise.
13769 * opts.c (decode_options): If both partitioning and DWARF debugging
13770 are turned on, issue a warning that this doesn't work, and change
13771 partitiong to basic block reordering (without hot/cold partitions).
13772 * passes.c (rest_of_handle_final): Re-set new global variable,
13773 user_defined_section_attribute, to false.
13774 (rest_of_compilation): Change options for calling partitioning
13775 function: Don't call if the user defined the section attribute, and
13776 don't call if DECL_ONE_ONLY is true for the current function.
13777 * predict.c (choose_function_section): Return immediately if we
13778 are doing hot/cold partitioning (i.e. let the basic block partitioning
13779 determine where the function belongs).
13780 * reg-stack.c (emit_swap_insn): Add condition to step over
13781 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
13782 * toplev.c (user_defined_section_attribute): New global variable.
13783 * toplev.h (user_defined_section_attribute): Extern declaration
13784 for new global variable.
13785 * varasm.c (unlikely_section_label): New global variable.
13786 (unlikely_text_section_name): New global variable.
13787 (unlikely_text_section): Add code to initialize
13788 unlikely_text_section_name if necessary; modify to use
13789 unlikely_text_section_name and unlikely_section_label; also to use
13790 named_section properly.
13791 (in_unlikely_text_section): Modify to work correctly with
13792 named_section and to use unlikely_text_section_name.
13793 (named_section): Add code to work properly with cold section.
13794 (function_section): Clean up if-statement.
13795 * config/darwin.c (darwin_asm_named_section): Return to original
13796 code, removing use of SECTION_FORMAT_STRING.
13797 * config/arm/pe.h (switch_to_section): Add case for
13798 in_unlikely_executed_text to switch statement.
13799 * config/i386/cygming.h (switch_to_section): Likewise.
13800 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
13801 (SECTION_FORMAT_STRING): Likewise.
13802 * config/mcore/mcore.h (switch_to_section): Likewise.
13803 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
13804 (SECTION_FORMAT_STRING): Remove.
13806 2004-08-18 Roger Sayle <roger@eyesopen.com>
13808 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
13809 -ffixed-reg safe, by preserving the meanings of zero and one.
13810 (CALL_USED_REGISTERS): Likewise.
13811 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
13813 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
13815 * config/sh/sh.c (split_branches): Check the result of
13817 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
13818 Call rtl_register_cfg_hooks.
13820 2004-08-18 Richard Henderson <rth@redhat.com>
13822 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
13823 * alias.c (true_dependence): Update to match new semantics.
13824 (canon_true_dependence, write_dependence_p): Likewise.
13825 (anti_dependence, output_dependence): Update write_dependence_p args.
13826 (unchanging_anti_dependence): Remove.
13827 * calls.c (purge_mem_unchanging_flag): Remove.
13828 (fixup_tail_calls): Don't call it.
13829 (expand_call): Don't add unchanging memory to function usage.
13830 * expr.c (emit_block_move_via_libcall): Likewise.
13831 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
13832 (get_subtarget): Don't use RTX_UNCHANGING_P.
13833 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
13834 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
13835 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
13836 * cse.c (insert): Don't use RTX_UNCHANGING_P.
13837 (cse_insn, canon_hash): Use MEM_READONLY_P.
13838 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
13839 instead of RTX_UNCHANGING_P.
13840 * explow.c (maybe_set_unchanging): Remove.
13841 * expr.h (maybe_set_unchanging): Remove.
13842 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
13843 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
13844 (assign_parm_setup_reg, expand_function_start): Likewise.
13845 * integrate.c (copy_rtx_and_substitute): Likewise.
13846 * ra-rewrite.c (emit_colors): Likewise.
13847 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
13848 (fixup_match_1): Likewise.
13849 * reload1.c (reload, alter_reg): Likewise.
13850 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
13851 not RTX_UNCHANGING_P.
13852 (equiv_init_varies_p): Likewise.
13853 * loop-invariant.c (check_maybe_invariant): Likewise.
13854 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
13855 * loop.c (note_addr_stored): Likewise.
13856 (prescan_loop): Likewise. Don't check function usage for clobbered
13858 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
13859 not RTX_UNCHANGING_P.
13860 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
13861 * varasm.c (force_const_mem): Likewise.
13862 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
13863 * web.c (entry_register): Likewise.
13864 * tree-gimple.h (get_base_address): Move decl ...
13865 * tree.h: ... here.
13866 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
13868 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
13869 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
13870 (alpha_set_memflags): Update to match.
13872 * config/darwin.c (machopic_indirect_data_reference): Set
13873 MEM_READONLY_P instead of RTX_UNCHANGING_P.
13874 (machopic_indirect_call_target): Likewise.
13875 (machopic_legitimize_pic_address): Likewise.
13876 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
13877 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
13878 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
13879 * config/frv/frv.md (symGOT2reg): Likewise.
13880 * config/i386/i386.c (legitimize_pic_address,
13881 legitimize_tls_address, ix86_split_to_parts): Likewise.
13882 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
13883 * config/ia64/ia64.md (load_fptr): Likewise.
13884 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
13885 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
13886 * config/mcore/mcore.c (block_move_sequence): Likewise.
13887 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
13888 * config/pa/pa.c (legitimize_pic_address): Likewise.
13889 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
13890 (rs6000_emit_move): Likewise.
13891 * config/s390/s390.c (legitimize_pic_address): Likewise.
13892 (legitimize_tls_address): Likewise.
13893 * config/s390/s390.md (casesi): Likewise.
13894 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
13895 * config/sh/sh.md (symGOT2reg): Likewise.
13896 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
13897 * config/v850/v850.md (casesi): Likewise.
13899 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
13900 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
13901 * config/mips/mips.c (mips_restore_gp): Likewise.
13902 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
13903 * config/sh/sh.c (sh_reorg): Likewise.
13905 2004-08-18 Richard Henderson <rth@redhat.com>
13907 * tree.h (struct tree_decl): Add gimple_formal_temp.
13908 (DECL_GIMPLE_FORMAL_TEMP_P): New.
13909 * gimplify.c (pop_gimplify_context): Clear it.
13910 (lookup_tmp_var): Set it, if is_formal.
13911 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
13912 Use is_gimple_val for VECTOR. Simplify return value.
13913 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
13914 (gimplify_expr): Likewise.
13915 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
13916 is_gimple_tmp_rhs for clarity. Update all callers.
13917 (is_gimple_reg_rhs): Simplify logic.
13918 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
13919 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
13920 (is_gimple_formal_tmp_reg): Similarly.
13921 * tree-gimple.h: Update decls.
13922 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
13923 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
13924 * tree-ssa-live.c (var_union, type_var_init): Likewise.
13926 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
13928 * c4x.c (legitimize_operands): Remove calls to
13929 preserve_subexpressions_p.
13931 2004-08-18 David Edelsohn <edelsohn@gnu.org>
13933 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
13934 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
13936 2004-08-18 Ziemowit Laski <zlaski@apple.com>
13938 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
13939 Objective-C++ extensions.
13940 * gengtype.c (get_file_basename): Match entire subdirectory name
13941 ('cp', 'objc', 'objcp') rather than just its suffix.
13942 (get_base_file_bitmap): Allow for files to belong to more than one
13944 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
13945 used by more than one front-end.
13947 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
13949 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
13950 avoid use of preserve_subexpressions_p.
13952 2004-08-17 Richard Henderson <rth@redhat.com>
13955 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
13957 2004-08-17 DJ Delorie <dj@redhat.com>
13959 * doc/extend.texi: Document new xstormy16 attribute.
13961 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
13962 (xstormy16_splittable_below100_or_register): New.
13963 (combine_bnp): New.
13964 (xstormy16_reorg): New.
13965 (TARGET_MACHINE_DEPENDENT_REORG): Define.
13967 * config/stormy16/stormy16.md (movqi_internal): Make name public.
13968 (movhi_internal): Likewise.
13969 (cbhranchhi): Likewise.
13970 (cbhranchhi_neg): Likewise.
13971 (andhi3): Only allow splittable below100 operands.
13972 (iorhi3): Likewise.
13973 (peephole2): New and/zero_extend->and peephole.
13974 (peephole2): New load/ior/save->set1 peephole.
13975 (peephole2): New load/and/save->clr1 peephole.
13976 (bclrx, bclrx2, bclr7, bclr15): New.
13977 (bsetx, bsetx2, bset7, bset15): New.
13979 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
13980 liberal about acceptable 'B' masks.
13982 * config/stormy16/stormy16-protos.h
13983 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
13984 xstormy16_below100_operand, xstormy16_below100_or_register,
13985 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
13986 (PREDICATE_CODES): Add new predicates.
13988 * config/stormy16/stormy16.c
13989 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
13990 xstormy16_below100_operand, xstormy16_below100_or_register,
13991 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
13992 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
13993 (xstormy16_legitimate_address_p): Allow below100 symbols.
13994 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
13995 (xstormy16_expand_move): Leave below100 operands as-is.
13996 (xstormy16_encode_section_info): Encode below100 symbols.
13997 (xstormy16_strip_name_encoding): New.
13998 (xstormy16_print_operand): Print 'b' as shift mask.
13999 (xstormy16_attribute_table): Add below100 attributes.
14000 (xstormy16_handle_below100_attribute): New.
14002 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
14003 (XSTORMY16_SECTION_FUNCTION): New.
14004 (EXTRA_SECTION_FUNCTIONS): Define using the above.
14005 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
14006 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
14007 (ASM_OUTPUT_LABELREF): Define.
14009 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
14010 (movhi_internal): Add below100 support.
14011 (andhi3): Add below100 support.
14012 (iorhi3): Add below100 support.
14013 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
14015 2004-08-17 James E Wilson <wilson@specifixinc.com>
14017 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
14018 of VOIDmode for comparison code mode.
14019 * config/mips/mips.md: For conditional move patterns, use mode of
14020 first compare operand for comparison mode, instead of VOIDmode.
14022 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
14023 normal and -ffast-math code.
14025 2004-08-17 Mark Mitchell <mark@codesourcery.com>
14028 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
14030 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
14032 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
14034 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
14036 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
14037 for non Darwin targets.
14038 (*call_value_nonlocal_darwin64): Likewise.
14040 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
14042 * config/rs6000/rs6000.c (rs6000_function_value): Check for
14043 altivec mode for altivec return register.
14045 2004-08-17 David Edelsohn <edelsohn@gnu.org>
14047 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
14048 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14049 * config/rs6000/rs6000.md: Include darwin.md.
14050 (builtin_setjmp_receiver): Add DImode case.
14051 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14054 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
14056 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
14058 * tree-vectorizer.h: New File: Same.
14059 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
14060 * common.opt (ftree-vectorize): New flag to enable vectorization.
14061 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
14062 vectorization pass.
14063 * tree-data-ref.h (init_data_ref): Additional argument.
14064 (array_base_name_differ_p): Moved to tree-data-ref.c.
14065 * tree-data-ref.c (array_base_name_differ_p): Revised.
14066 (initialize_data_dependence_relation): Call array_base_name_differ_p
14067 with an extra argument.
14068 (analyze_all_data_dependences): Same.
14069 (init_data_ref): Additional argument is_read to set DR_IS_READ.
14070 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
14072 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
14073 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
14074 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
14075 vectorization pass.
14076 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
14077 (tree_ssa_loop_done): Call scev_finalize.
14078 (tree_vectorize): Define the new vectorization pass.
14079 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
14080 size of the vector they support (until support for multiple vector
14081 sizes is added to the vectorizer).
14082 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
14083 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
14084 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
14087 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
14089 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
14091 (generate_protocol_list, handle_impent): Likewise.
14093 2004-08-17 Roger Sayle <roger@eyesopen.com>
14095 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
14096 ensure that call_used_regs is a superset of both fixed_regs and
14097 call_really_used_regs.
14099 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
14102 * arm.md (addsi3_cbranch_scratch): Correct case labels.
14104 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14106 PR middle-end/17036
14107 * fold-const.c (fold): Check for integer operand when
14108 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
14109 Pinski <pinskia@physics.uc.edu>.
14111 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14113 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
14114 No need to check if in a cross configuration.
14115 * configure: Regenerate.
14117 * calls.c (precompute_register_parameters):
14118 Inline preserve_subexpressions_p ().
14119 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
14120 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
14122 * expr.c (get_subtarget): Likewise.
14123 * rtl.h (preserve_subexpressions_p): Remove.
14124 * stmt.c (preserve_subexpressions_p): Remove.
14126 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
14127 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
14128 Abort on gimplified cases.
14130 2004-08-16 James E Wilson <wilson@specifixinc.com>
14132 * tree.h (VECTOR_FLOAT_TYPE_P): New.
14133 (FLOAT_TYPE_P): Use it.
14134 * c-typeck.c (build_binary_op): After convert calls, check for
14135 check for ERROR_MARK operands.
14137 2004-08-16 Zack Weinberg <zack@codesourcery.com>
14139 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
14140 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
14141 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
14142 (genobjs static pattern rule): Remove %.c dependency.
14143 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
14144 Rename rules; delete commands; fix dependencies.
14145 (mostlyclean): Do not delete temporary source copies.
14146 * configure.ac: Delete all references to BUILD_PREFIX and
14148 * configure: Regenerate.
14150 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
14151 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
14152 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
14153 with #ifndef GENERATOR_FILE so that nothing from those headers
14156 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
14158 2004-08-16 Adam Nemet <anemet@lnxw.com>
14160 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
14162 2004-08-16 Andrew Pinski <apinski@apple.com>
14164 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
14165 extraneous semicolon.
14167 2004-08-16 Devang Patel <dpatel@apple.com>
14169 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
14170 * print-tree.c (print_node): Print DECL_PRESERVE_P.
14171 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
14172 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
14173 * target.h (struct gcc_target): New member, mark_decl_preserved.
14174 * hooks.c (hook_void_charptr): Rename to ...
14175 (hook_void_constcharptr): ... new name.
14176 * hooks.h (hook_void_charptr): Rename to ..
14177 (hook_void_constcharptr): ... new name.
14178 * tree.h (DECL_PRESERVE_P): New #define.
14179 (struct tree_decl): New member, preserve_flag.
14180 * varasm.c (assemble_start_function): Mark decl preserved.
14181 (assemble_variable): Same.
14182 * darwin.c (darwin_mark_decl_preserved): New function.
14183 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
14184 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
14185 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
14187 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
14189 * c-decl.c (grokdeclarator): Allow for function definition where
14190 innermost declarator has attributes.
14192 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
14194 * except.c (get_exception_filter, build_post_landing_pads,
14195 dw2_build_landing_pads): Use target-specific mode for 'filter'.
14196 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
14197 * target.h (eh_return_filter_mode): New field added.
14198 * targhooks.c (default_eh_return_filter_mode): Defined.
14199 * targhooks.h (default_eh_return_filter_mode): Declared.
14200 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
14202 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
14204 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
14205 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
14206 * configure: Regenerate.
14208 2004-08-16 Stan Shebs <shebs@apple.com>
14210 Basic support for 64-bit Darwin.
14211 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14212 (machopic_legitimize_pic_address): Similarly, plus use Pmode
14214 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
14215 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
14216 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
14217 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
14218 (PROCESSOR_DEFAULT64): Define.
14219 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
14221 * config/rs6000/rs6000.md: Include darwin.md.
14222 (builtin_setjmp_receiver): Add DImode case.
14223 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
14225 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
14226 (rs6000_emit_move): Add DImode case to Darwin bits.
14227 (machopic_output_stub): Use .quad if 64-bit.
14228 * invoke.texi: Document -m32 and -m64.
14230 2004-08-16 Janis Johnson <janis187@us.ibm.com>
14232 * doc/extend.texi (AltiVec builtins): Document additional differences
14233 from the Motorola AltiVec PIM.
14235 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
14237 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
14238 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
14239 (struct tree_common): Update public_flag documentation.
14241 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
14243 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14244 Check for artificial variables, not is_gimple_tmp_var.
14245 * tree-ssa-live.c (var_union): Likewise.
14247 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
14249 * calls.c (load_register_parameters): Remove spurious FIXME token.
14251 2004-08-15 Ziemowit Laski <zlaski@apple.com>
14253 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
14254 (c-lang.o): Depend on c-objc-common.h.
14255 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
14256 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
14257 * c-lang.c: Include c-objc-common.h.
14258 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
14259 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
14260 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
14261 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
14262 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
14263 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
14264 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
14265 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
14266 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
14267 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
14268 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
14269 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
14270 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
14271 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
14272 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
14273 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14274 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
14275 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
14276 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
14277 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
14278 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
14279 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
14280 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
14281 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
14282 Move to c-objc-common.h.
14283 * c-objc-common.c: Include c-objc-common.h.
14284 * c-objc-common.h: New file.
14286 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
14287 Andrew Pinski <pinskia@physics.uc.edu>
14290 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
14293 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
14295 * tree.h (build_int_cst): New.
14296 (build_int_2): Remove.
14297 * tree.c (build_int_2): Remove.
14298 (build_int_cst): New.
14299 (make_vector_type, build_common_tree_nodes,
14300 build_common_tree_nodes_2): Use build_int_cst.
14301 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
14302 expand_builtin_strpbrk, expand_builtin_fputs,
14303 build_string_literal, expand_builtin_printf,
14304 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
14305 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
14306 fold_builtin_isdigit, simplify_builtin_strstr,
14307 simplify_builtin_strpbrk, fold_builtin_fputs,
14308 simplify_builtin_sprintf): Use build_int_cst.
14309 * c-common.c (start_fname_decls, fix_string_type,
14310 c_common_nodes_and_builtins, c_init_attributes,
14311 shorten_compare): Likewise.
14312 * c-decl.c (complete_array_type,
14313 check_bitfield_type_and_width): Likewise.
14314 * c-lex.c (interpret_integer, lex_charconst): Likewise.
14315 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
14316 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14317 * c-typeck.c (really_start_incremental_init, push_init_level,
14318 set_nonincremental_init_from_string): Likewise.
14319 * calls.c (load_register_parameters): Likewise.
14320 * convert.c (convert_to_pointer): Likewise.
14321 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
14322 build_fn_info_type, build_ctr_info_value, build_gcov_info):
14324 * except.c (init_eh, assign_filter_values, assign_filter_values):
14326 * expmed.c (store_fixed_bit_field, extract_bit_field,
14327 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
14328 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
14329 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
14330 * expr.c (convert_move, emit_group_load, emit_group_store,
14331 expand_assignment, store_constructor, store_field,
14332 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14333 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
14334 invert_truthvalue, optimize_bit_field_compare,
14335 decode_field_reference, all_ones_mask_p, constant_boolean_node,
14336 fold_div_compare, fold, fold_read_from_constant_string,
14337 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14338 * function.c (assign_parm_setup_block): Likewise.
14339 * stmt.c (shift_return_value, expand_end_case_type,
14340 estimate_case_costs): Likewise.
14341 * stor-layout.c (layout_type, initialize_sizetypes,
14342 set_min_and_max_values_for_integral_type): Likewise.
14343 * tree-chrec.c (chrec_fold_multiply_poly_poly,
14344 reset_evolution_in_loop): Likewise.
14345 * tree-chrec.h (build_polynomial_chrec): Likewise.
14346 * tree-complex.c (build_replicated_const): Likewise.
14347 * tree-eh.c (honor_protect_cleanup_actions,
14348 lower_try_finally_onedest, lower_try_finally_copy,
14349 lower_try_finally_switch): Likewise.
14350 * tree-mudflap.c (mf_build_string, mx_register_decls,
14351 mudflap_register_call, mudflap_enqueue_constant): Likewise.
14352 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
14353 * tree-pretty-print.c (dump_generic_node): Likewise.
14354 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
14356 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14357 * tree-ssa-loop-niter.c (number_of_iterations_cond,
14358 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
14361 * config/alpha/alpha.c (alpha_initialize_trampoline,
14362 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
14363 * config/arm/arm.c (arm_get_cookie_size): Likewise.
14364 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
14365 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14366 * config/i860/i860.c (i860_va_start): Likewise.
14367 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
14368 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
14369 mips_gimplify_va_arg_expr): Likewise.
14370 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
14371 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
14372 add_compiler_branch_island): Likewise.
14373 * config/s390/s390.c (s390_va_start): Likewise.
14374 * config/sh/sh.c (sh_va_start): Likewise.
14375 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
14377 * config/xtensa/xtensa.c (xtensa_va_start,
14378 xtensa_gimplify_va_arg_expr): Likewise.
14380 * objc/objc-act.c (build_objc_string_object,
14381 build_objc_symtab_template, init_def_list, init_objc_symtab,
14382 init_module_descriptor, generate_static_references,
14383 build_selector_translation_table, get_proto_encoding,
14384 build_typed_selector_reference, build_selector_reference,
14385 build_next_objc_exception_stuff,
14386 build_method_prototype_list_template, generate_descriptor_table,
14387 generate_protocols, build_protocol_initializer,
14388 build_ivar_list_template, build_method_list_template,
14389 build_ivar_list_initializer, generate_ivars_list,
14390 generate_dispatch_table, generate_protocol_list,
14391 build_category_initializer, build_shared_structure_initializer,
14392 generate_shared_structures, handle_impent,
14393 generate_objc_image_info): Use build_int_cst.
14395 2004-08-15 Ben Elliston <bje@au.ibm.com>
14397 * vec.h: Comment improvements.
14399 2004-08-14 Roger Sayle <roger@eyesopen.com>
14401 * c-common.c (shorten_compare, pointer_int_sum,
14402 c_common_truthvalue_conversion, boolean_increment): Replace calls
14403 to build with calls to buildN.
14404 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
14405 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
14406 gimplify_switch_stmt): Likewise.
14407 * c-typeck.c (default_function_array_conversion,
14408 build_component_ref, build_array_ref, build_function_call,
14409 pointer_diff, build_unary_op, build_conditional_expr,
14410 build_compound_expr, build_modify_expr, c_finish_goto_label,
14411 c_finish_goto_ptr, c_finish_return, c_finish_loop,
14412 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
14413 build_binary_op): Likewise.
14415 2004-08-15 Steven Bosscher <stevenb@suse.de>
14417 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
14419 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14421 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
14422 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
14423 * fixinc/fixincl.x: Rebuilt.
14425 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
14427 * config/mips/mips-protos.h (mips_symbolic_constant_p)
14428 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
14429 (mips_small_data_pattern_p): Declare.
14430 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
14431 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
14432 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
14433 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
14434 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
14435 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
14436 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
14437 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
14438 (pc_or_label_operand, call_insn_operand, move_operand)
14439 (consttable_operand, symbolic_operand, general_symbolic_operand)
14440 (global_got_operand, local_got_operand, stack_operand)
14441 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
14442 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
14443 (mips_small_data_pattern_p): Replace previous small_data_pattern
14444 predicate. Turn into a bool () (rtx) function.
14445 * config/mips/predicates.md: New file.
14446 * config/mips/mips.md: Include it. Use the target-independent
14447 comparison_operator instead of cmp_op. Rename trap_cmp_op to
14448 trap_comparison_operator and equality_op to equality_operator.
14449 Replace uses of small_int with the equivalent const_arith_operand.
14450 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
14451 const_float_1_operand to const_1_operand. Rename fcc_register_operand
14452 to fcc_reload_operand.
14453 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
14455 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14457 PR libstdc++/17005 partial fix.
14458 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
14459 except when generating ANSI/C89 code.
14461 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
14463 * c-common.c (shorten_compare): Use force_fit_type directly.
14465 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
14466 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
14467 Dave Korn <dk@artimi.com>
14469 * doc/install.texi (Building): Avoid duplicate reference to GNU
14471 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
14473 2004-08-14 Richard Henderson <rth@redhat.com>
14475 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
14476 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
14478 2004-08-13 Richard Henderson <rth@redhat.com>
14480 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
14481 for constant_call_address_operand.
14482 (call_value_pop_1, call_value_1): Likewise.
14483 (sibcall_value_1, call_value_1_rex64): Likewise.
14485 2004-08-13 James E Wilson <wilson@specifixinc.com>
14487 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
14488 Correct mode from SFmode to DFmode.
14490 2004-08-13 Ziemowit Laski <zlaski@apple.com>
14492 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
14493 __cstring_object and __image_info sections with the no_dead_strip
14496 2004-08-13 Roger Sayle <roger@eyesopen.com>
14497 David Billinghurst <David.Billinghurst@riotinto.com>
14499 PR libgfortran/15930
14500 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
14501 * fixinc/fixincl.x: Regenerate.
14502 * fixinc/tests/base/internal/math_core.h: New file.
14504 2004-08-13 Richard Henderson <rth@redhat.com>
14506 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
14507 (dbxout_function_end): Remove ifdefs for it.
14508 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
14510 2004-08-13 Richard Henderson <rth@redhat.com>
14512 * Makefile.in (insn-preds.o): Depend on TREE_H.
14513 * genpreds.c (write_insn_preds_c): Include tree.h.
14514 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
14515 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
14516 const48_operand, and_operand, or_operand, mode_width_operand,
14517 mode_mask_operand, mul8_operand, const0_operand,
14518 hard_fp_register_operand, hard_int_register_operand,
14519 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
14520 samegp_function_operand, direct_call_operand, small_symbolic_operand,
14521 global_symbolic_operand, call_operand, symbolic_operand,
14522 dtp16_symbolic_operand, dtp32_symbolic_operand,
14523 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
14524 gottp_symbolic_operand, alpha_comparison_operator,
14525 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
14526 signed_comparison_operator, alpha_fp_comparison_operator,
14527 divmod_operator, fix_operator, aligned_memory_operand,
14528 unaligned_memory_operand, reg_or_unaligned_mem_operand,
14529 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
14530 reg_no_subreg_operand, addition_operation): Move to predicates.md.
14531 (reg_or_const_int_operand): Remove. Replace all users with
14532 reg_or_cint_operand.
14533 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
14534 (resolve_reload_operand): Split out of aligned_memory_operand.
14535 * config/alpha/alpha-protos.h: Update for exports.
14536 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
14537 * config/alpha/alpha.md: Include predicates.md.
14538 * config/alpha/predicates.md: New file.
14540 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
14542 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
14543 fields with a pointer to the instruction definition.
14544 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
14545 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
14546 (write_attr_case, write_const_num_delay_slots): Update accordingly.
14547 (write_attr_case, write_const_num_delay_slots): Write the name of
14548 an insn next to its case statement.
14549 * genoutput.c (data): Add a filename field.
14550 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
14551 (output_insn_data): Print the location of each insn definition.
14552 * genrecog.c (write_action): Print the name of an insn above
14553 the statement that returns its code.
14555 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
14557 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
14558 * config/libgloss.h: Likewise.
14559 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
14560 * c4x/c4x-modes.def: Likewise.
14561 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
14562 (c4x_rptb_nop_p): Likewise.
14563 (c4x_rptb_valid_p): Likewise.
14564 (c4x_rptb_insert): Likewise.
14565 (c4x_address_conflict): Likewise.
14566 * config/c4x/c4x.md: Likewise.
14567 * config/frv/frv.md: Likewise.
14568 * config/i386/athlon.md: Likewise.
14569 * config/i386/i386.md: Likewise.
14570 * config/i386/predicates.md: Likewise.
14571 * config/ia64/ia64.c: Likewise.
14572 * config/ia64/itanium1.md: Likewise.
14573 * config/ia64/itanium2.md: Likewise.
14574 * config/iq2000/iq2000.md: Likewise.
14575 * config/mcore/mcore.c: Likewise.
14576 * config/mips/mips.c: Likewise.
14577 * config/mips/r3900.h: Likewise.
14578 * config/mips/sb1.md: Likewise.
14579 * config/pa/milli64.S: Likewise.
14580 * config/pa/pa.c: Likewise.
14581 * config/pa/pa.h: Likewise.
14582 * config/rs6000/8540.md: Likewise.
14584 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
14586 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
14588 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
14590 * sh.md (cbranch define_delay) Use cond_delay_slot for
14591 non-anulled condition too.
14593 2004-08-12 David Edelsohn <edelsohn@gnu.org>
14595 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
14596 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
14597 any_parallel_operand, lmw_operation, stmw_operation,
14598 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
14599 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
14600 any_parallel_operand.
14601 (return_and_restore_fpregs_{si,di}): Same.
14603 2004-08-12 Zack Weinberg <zack@codesourcery.com>
14605 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
14606 if pred->singleton != PARALLEL, issue a warning and pretend it was.
14607 Also issue a warning for any predicate we don't know about.
14609 2004-08-12 Richard Henderson <rth@redhat.com>
14611 * config/i386/i386.c (internal_label_prefix): Export.
14612 (internal_label_prefix_len, struct ix86_address,
14613 ix86_decompose_address, maybe_get_pool_constant,
14614 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
14615 memory_address_length): Export.
14616 (any_fp_register_operand, fp_register_operand,
14617 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
14618 x86_64_general_operand, x86_64_szext_general_operand,
14619 x86_64_nonmemory_operand, x86_64_movabs_operand,
14620 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
14621 x86_64_zext_immediate_operand, const_int_1_31_operand,
14622 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
14623 tls_symbolic_operand, global_dynamic_symbolic_operand,
14624 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
14625 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
14626 constant_call_address_operand, const0_operand, const1_operand,
14627 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
14628 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
14629 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
14630 general_no_elim_operand, nonmemory_no_elim_operand,
14631 index_register_operand, q_regs_operand, flags_reg_operand,
14632 non_q_regs_operand, zero_extended_scalar_load_operand,
14633 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
14634 ix86_comparison_operator, ix86_carry_flag_operator,
14635 fcmov_comparison_operator, promotable_binary_operator,
14636 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
14637 mult_operator, div_operator, arith_or_logical_operator,
14638 memory_displacement_operand, cmpsi_operand, long_memory_operand,
14639 aligned_operand): Move to predicates.md as define_predicates.
14640 (tls_symbolic_operand_1): Remove.
14641 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
14642 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
14643 (legitimize_address): Merge tls_symbolic_operand contents.
14644 (ix86_expand_move): Likewise.
14645 * config/i386/i386-protos.h: Update for exports.
14646 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
14647 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
14648 * config/i386/i386.md: Include predicates.md.
14649 * config/i386/predicates.md: New file.
14651 2004-08-13 Mark Mitchell <mark@codesourcery.com>
14654 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
14656 (i386_pe_mark_dllimport): Likewise.
14657 (i386_pe_encode_section_info): Likewise, when overriding
14658 dllimport attribute.
14660 2004-08-12 Geoffrey Keating <geoffk@apple.com>
14662 * configure.ac: When testing for flex, nm, ar, and bison, check
14663 that they will actually be built.
14664 * configure: Regenerate.
14666 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
14668 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
14669 (MOVE_MAX_PIECES): Define.
14671 2004-08-12 Devang patel <dpatel@apple.com>
14673 * dbxout.c (dbxout_begin_prologue): New function.
14674 (dbx_debug_hooks): Use new begin prologue hook.
14675 (dbxout_function_end): Emit N_ENSYM.
14676 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
14678 2004-08-12 Janis Johnson <janis187@us.ibm.com>
14680 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
14681 argument is float*.
14683 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
14686 * doc/extend.texi (AltiVec builtins): Fix description for recent
14687 changes. Update operation list to match current support.
14689 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
14691 * config/s390/s390.c (struct s390_frame_layout): New struct as element
14692 of struct machine_function.
14693 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
14695 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
14697 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
14698 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
14699 (s390_frame_area, s390_register_info): New functions.
14700 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
14702 (s390_return_addr_rtx, s390_return_address_offset)
14703 (s390_va_start, s390_gimplify_va_arg)
14704 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
14706 (s390_frame_info): Functionality partly moved to s390_register_info.
14707 Made adaptions for new stack layout.
14708 (save_gprs, restore_gprs): Changed meaning of second parameter and
14709 adapted all callers.
14711 * config/s390/s390.h (s390_backchain_string): New global variable.
14712 (MASK_BACKCHAIN): Removed definition.
14713 (TARGET_BACKCHAIN): Changed check.
14714 (TARGET_KERNEL_BACKCHAIN): New macro.
14715 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
14716 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
14717 "kernel-backchain".
14718 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
14720 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
14721 as condition. Adjusted for new stack layout.
14723 * doc/invoke.texi: Added documentation for new option
14724 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
14727 2004-08-12 Paul Brook <paul@codesourcery.com>
14729 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
14730 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
14732 2004-08-12 David Daney <ddaney@avtrex.com>
14734 * java/gcj.texi: Add subsection on signal usage.
14736 2004-08-12 David Edelsohn <edelsohn@gnu.org>
14738 * expr.c (move_by_pieces): Set alignment for move to minimum of
14739 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
14740 alignment, but not less than the original alignment.
14741 (move_by_pieces_ninsns): Same.
14742 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
14743 (store_by_pieces_1): Same.
14745 2004-08-12 Diego Novillo <dnovillo@redhat.com>
14747 PR tree-optimization/16867
14748 * tree.c (is_global_var): New function.
14749 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
14750 Call is_global_var.
14751 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
14753 (is_global_var): Declare.
14754 * tree-dfa.c (dump_variable): Display global and addressable
14756 (add_referenced_var): Clarify documentation when marking
14757 variables call-clobbered.
14758 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
14759 instead of needs_to_live_in_memory.
14760 (mark_call_clobbered): If the variable is a tag, mark it
14762 * tree-gimple.c (is_gimple_reg): Don't check for
14764 (is_gimple_non_addressable): Likewise.
14765 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
14766 needs to be marked call-clobbered.
14767 (setup_pointers_and_addressables): Call is_global_var instead
14768 of needs_to_live_in_memory.
14769 * tree-ssa-dce.c (need_to_preserve_store): Remove.
14770 Update all users with is_global_var.
14771 (mark_stmt_if_obviously_necessary): Fix processing of aliased
14772 stores. Don't check the virtual definitions. Rather, check
14773 whether the store is going into global memory.
14774 (find_obviously_necessary_stmts): Get the symbol from the PHI
14776 * tree-ssa-operands.c (get_call_expr_operands): Do not add
14777 clobbering may-defs if the call does not have side effects.
14779 2004-08-12 Jakub Jelinek <jakub@redhat.com>
14782 * output.h (default_function_rodata_section,
14783 default_no_function_rodata_section): New prototypes.
14784 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
14785 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
14786 (TARGET_ASM_OUT): Add it.
14787 * varasm.c (default_function_rodata_section,
14788 default_no_function_rodata_section): New functions.
14789 * final.c (final_scan_insn): Call
14790 targetm.asm_out.function_rodata_section instead of
14791 readonly_data_section.
14792 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
14793 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14794 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14795 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
14797 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14798 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
14800 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
14802 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14803 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14804 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
14806 2004-08-12 Paul Brook <paul@codesourcery.com>
14808 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
14810 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
14811 DWARF2_UNWIND_INFO.
14813 2004-08-12 Ben Elliston <bje@au.ibm.com>
14816 * config/rs6000/altivec.h: Change vector to __vector throughout.
14817 (Except for the `vector' macro itself).
14819 2004-08-12 Zack Weinberg <zack@codesourcery.com>
14821 * genpreds.c: Add capability to generate predicate bodies as
14822 well as function prototypes. Write function prototypes for
14823 the generic predicates too.
14824 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
14825 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
14826 (write_match_code, write_predicate_expr, write_one_predicate_function)
14827 (parse_option): New functions.
14828 (output_predicate_decls): Delete.
14829 (main): Read the machine description, process DEFINE_PREDICATE or
14830 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
14833 * genrecog.c (struct decision_test): Replace index with
14834 struct pred_data pointer.
14835 (next_index): Remove, unused.
14836 (pred_table, preds, special_mode_pred_table): Delete.
14837 (compute_predicate_codes, process_define_predicate): New functions.
14838 (validate_pattern, add_to_sequence, write_switch): Update for
14839 new data structures.
14840 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
14841 Check both error_count and have_error.
14843 * gensupport.c (in_fname, first_predicate): New globals.
14844 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
14845 (predicate_table, last_predicate, old_pred_table)
14846 (old_special_pred_table): New statics.
14847 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
14848 (add_predicate, init_predicate_table): New functions.
14849 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
14850 (init_md_reader_args_cb): Use the global in_fname. No need to zero
14851 it or max_include_len. Call init_predicate_table.
14852 (read_rtx): Run the predicate queue after the attribute queue
14853 but before all the others.
14854 * gensupport.h (in_fname, struct pred_data, first_predicate)
14855 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
14856 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
14857 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
14858 * dummy-conditions.c: Don't include bconfig.h, system.h,
14859 coretypes.h, tm.h, or system.h. Do include stddef.h.
14860 Duplicate declaration of struct c_test from gensupport.h.
14862 * Makefile.in (OBJS-common): Add insn-preds.o.
14863 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
14864 (insn-preds.c, insn-preds.o): New rules.
14865 (s-preds): Also generate insn-preds.c.
14866 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
14867 Update dependencies.
14868 (print-rtl.o, print-rtl1.o): Correct dependencies.
14870 * recog.h: Delete prototypes of predicate functions.
14872 * doc/md.texi (Predicates): New section with complete
14873 documentation of operand/operator predicates. Remove some
14874 incomplete documentation of predicates from other places.
14875 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
14876 PREDICATE_CODES; indicate that both are deprecated in favor
14877 of define_predicate/define_special_predicate.
14879 * config/ia64/ia64.c: All predicate function definitions moved
14881 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
14882 (ia64_expand_load_address, ia64_expand_move):
14883 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
14885 * config/ia64/ia64.md: All predicates now defined here.
14886 (symbolic_operand): Is now a special predicate.
14888 * config/ia64/ia64.h: Declare ia64_section_threshold.
14889 (PREDICATE_CODES): Delete.
14891 2004-08-12 Richard Henderson <rth@redhat.com>
14893 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
14894 * c-semantics.c (add_stmt): Set it.
14895 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
14896 before instantiating a variable sized type.
14898 2004-08-12 Richard Henderson <rth@redhat.com>
14900 * stor-layout.c (round_up, round_down): Move ...
14901 * fold-const.c (round_up, round_down): ... here. Use
14902 multiple_of_p to avoid any arithmetic at all.
14904 2004-08-12 Richard Henderson <rth@redhat.com>
14906 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
14907 (gimplify_init_ctor_preeval_1): New.
14908 (gimplify_init_ctor_preeval): New.
14909 (gimplify_init_ctor_eval): New.
14910 (gimplify_init_constructor): Use them. Always gimplify the LHS
14913 2004-08-12 Ziemowit Laski <zlaski@apple.com>
14915 (This patch is part of merge of objc-improvements-branch
14918 * doc/frontends.texi: Mention Objective-C++ in addition to
14920 * doc/install.texi: Add 'obj-c++' to list of configurable
14922 * doc/invoke.texi: Rename Objective-C option headings to
14923 indicate they also apply to Objective-C++. List file
14924 extensions for Objective-C++ sources. Mention that
14925 ObjC and ObjC++ compilations may also use C and C++ options,
14926 respectively. Point users to doc/standards.texi for
14927 further info on ObjC and ObjC++.
14928 * doc/sourcebuild.texi: Mention the objcp/ directory and
14929 the Objective-C++ sources it contains.
14930 * doc/standards.texi: Update link to Apple ObjC site;
14931 add link to gcc readings.html WWW doc.
14933 2004-08-12 Alan Modra <amodra@bigpond.net.au>
14935 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
14936 and 2004-07-14 changes.
14938 2004-08-12 Paul Brook <paul@codesourcery.com>
14940 * doc/invoke.texi: Fix typo.
14942 2004-08-11 Devang Patel <dpatel@apple.com>
14944 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
14945 and -no_dead_strip_inits_and_terms.
14947 * doc/invoke.texi (Darwin Options): Document -dead_strip and
14948 -no_dead_strip_inits_and_terms.
14950 2004-08-11 Paul Brook <paul@codesourcery.com>
14952 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
14953 (arm_load_pic_register): ... to this.
14954 * config/arm/arm.c (arm_finalize_pic): Rename ...
14955 (arm_load_pic_register): ... to this. Always output insns at the
14956 current location. Load via low reg in thumb mode.
14957 (arm_expand_prologue): Call arm_load_pic_register.
14958 (thumb_expand_prologue): Ditto.
14959 * config/arm/arm.h (FINALIZE_PIC): Remove.
14960 * config/arm/arm.md (builtin_setjmp_receiver): Call
14961 arm_load_pic_register.
14963 2004-08-11 Paul Brook <paul@codesourcery.com>
14965 * arm.c (thumb_force_lr_save): Add prototype.
14966 (thumb_compute_save_reg_mask): New function.
14967 (thumb_find_work_register): New function.
14968 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
14969 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
14970 Don't clobber r3 when removing pretend args.
14971 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
14972 (thumb_output_function_prologue): Use new functions.
14973 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
14974 * arm.h (THUMB_REG_PUSHED_P): Remove.
14976 2004-08-11 James E Wilson <wilson@specifixinc.com>
14978 PR rtl-optimization/16490
14979 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
14980 global_live_at_end for new basic block if already set for other blocks.
14982 2004-08-11 David Edelsohn <edelsohn@gnu.org>
14984 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
14986 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
14987 (mfcr rlwinm rlwinm patterns): Set length to 12.
14989 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
14991 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
14992 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
14993 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
14994 (start_ssa_stmt_operands): Delete.
14995 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
14996 struct stmt_operands_d.
14997 (build_ssa_operands): New extern entry point.
14998 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
14999 building code, replace with create_ssa_artficial_load_stmt().
15000 * tree-ssa-operands.c (struct voperands_d): Delete.
15001 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
15002 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
15003 (free_uses, free_defs, free_vuses, free_v_may_defs,
15004 free_v_must_defs): Remove dealloc parameter.
15005 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
15006 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
15007 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
15008 vector comparisons, ssa_name reuse, and allocations here.
15009 (verify_start_operands): Delete.
15010 (finalize_ssa_stmt_operands): Set new operands by calling finalize
15012 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
15013 (append_def, append_usei): Simplify to simple accumulation.
15014 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
15015 duplicates and simple accumulation.
15016 (free_ssa_operands): Free vectors in a stmt_operand structure.
15017 (build_ssa_operands): New. Create a new stmt_operand structure from
15018 a stmt and an old set of stmt_operands.
15019 (get_stmt_operands): Simplify and call build_ssa_operands.
15020 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
15021 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
15022 add_call_read_ops): Don't pass prev_vops around anymore.
15023 (note_addressable): Return if no stmt annotation.
15024 (copy_virtual_operands): Access v_may_def operands through a struct.
15025 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
15026 hash tables without treating the stmt as a real stmt.
15027 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
15028 v_may_def def and use through a struct instead of 2 array elements.
15029 (struct v_may_def_optype_d): Use v_may_def_operand_type.
15030 (struct stmt_operands_d): New. Struct for storing all operand vectors.
15032 2004-08-11 Nick Clifton <nickc@redhat.com>
15034 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
15035 this funciton's behaviour. Return true when the current function
15036 has a section attribute and -mlong-calls is in effect.
15037 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
15038 short-call marker when -mlong-calls is in effect and the function
15039 has a section attribute.
15041 2004-08-10 Zack Weinberg <zack@codesourcery.com>
15043 * stmt.c (expand_return): If asked to return the RESULT_DECL,
15044 just call expand_value_return on result_rtl.
15046 2004-08-10 Richard Henderson <rth@redhat.com>
15048 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
15049 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
15050 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
15051 (add_location_or_const_value_attribute): ... not here. Use
15052 loc_descriptor_from_tree if possible.
15053 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
15054 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
15056 (loc_descriptor_from_tree): New. Update callers.
15057 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
15058 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
15059 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
15060 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
15061 and BUILT_IN_STACK_RESTORE.
15062 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
15063 * stmt.c (expand_stack_alloc): Remove.
15064 * tree-mudflap.c (mx_register_decls): Don't look for
15065 BUILT_IN_STACK_ALLOC.
15066 * tree-nested.c (convert_local_reference): Likewise.
15067 * tree.h (DECL_VALUE_EXPR): New.
15069 2004-08-10 Richard Henderson <rth@redhat.com>
15071 * stor-layout.c (round_up): Check for 0/1 before dividing.
15072 (round_down): Likewise.
15074 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
15076 2004-08-09 Mark Mitchell <mark@codesourcery.com>
15078 * config.gcc (arm*-*-eabi*): New target.
15079 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
15080 (TARGET_LIB_INT_CMP_BIASED): Likewise.
15081 * expmed.c (expand_divmod): Try a two-valued divmod function as a
15083 * gthr.h: Remove bogus tokens at end of #pragma.
15084 * optabs.c (expand_twoval_binop_libfunc): New function.
15085 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
15086 (prepare_float_lib_cmp): Try reversing the condition.
15087 (debug_optab_libfuncs): New function.
15088 * optabs.h (expand_twoval_binop_libfunc): Declare.
15089 * config/arm/arm.c (arm_init_libfuncs): New function.
15090 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
15091 (TARGET_INIT_LIBFUNCS): Define it.
15092 * config/arm/arm.h (TARGET_BPABI): New macro.
15093 * config/arm/arm-protos.h
15094 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
15095 * config/arm/bpabi.S: New file.
15096 * config/arm/bpabi.c: Likewise.
15097 * config/arm/bpabi.h: Likewise.
15098 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
15099 (__aeabi_drsub): Likewise.
15100 (__aeabi_dsub): Likewise.
15101 (__aeabi_dadd): Likewise.
15102 (__aeabi_ui2d): Likewise.
15103 (__aeabi_i2d): Likewise.
15104 (__aeabi_f2d): Likewise.
15105 (__aeabi_dmul): Likewise.
15106 (__aeabi_ddiv): Likewise.
15107 (__aeabi_cdrcmple): Likewise.
15108 (__aeabi_cdcmpeq): Likewise.
15109 (__aeabi_cdcmple): Likewise.
15110 (__aeabi_dcmpeq): Likewise.
15111 (__aeabi_dcmplt): Likewise.
15112 (__aeabi_dcmple): Likewise.
15113 (__aeabi_dcmpge): Likewise.
15114 (__aeabi_dcmpgt): Likewise.
15115 (__aeabi_dcmpun): Likewise.
15116 (__aeabi_d2iz): Likewise.
15117 (__aeabi_d2uiz): Likewise.
15118 (__aeabi_d2f): Likewise.
15119 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
15120 (__aeabi_frsub): Likewise.
15121 (__aeabi_fsub): Likewise.
15122 (__aeabi_fadd): Likewise.
15123 (__aeabi_ui2f): Likewise.
15124 (__aeabi_i2f): Likewise.
15125 (__aeabi_fmul): Likewise.
15126 (__aeabi_fdiv): Likewise.
15127 (__aeabi_cfrcmple): Likewise.
15128 (__aeabi_cfcmpeq): Likewise.
15129 (__aeabi_cfcmple): Likewise.
15130 (__aeabi_fcmpeq): Likewise.
15131 (__aeabi_fcmplt): Likewise.
15132 (__aeabi_fcmple): Likewise.
15133 (__aeabi_fcmpge): Likewise.
15134 (__aeabi_fcmpgt): Likewise.
15135 (__aeabi_fcmpun): Likewise.
15136 (__aeabi_f2iz): Likewise.
15137 (__aeabi_f2uiz): Likewise.
15138 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
15139 (__aeabi_uidivmod): New function or alias.
15140 (__aeabi_idivmod): Likewise.
15141 (__aeabi_idiv0): Likewise.
15142 (__aeabi_ldiv0): Likewise.
15143 (__aeabi_llsr): Likewise.
15144 (__aeabi_lasr): Likewise.
15145 (__aeabi_llsl): Likewise.
15146 (bpabi.S): Include it.
15147 * config/arm/libgcc-bpabi.ver: New file.
15148 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
15149 (LINK_SPEC): Remove.
15150 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
15152 * config/arm/t-bpabi: New file.
15153 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
15154 (TARGET_LIB_INT_CMP_BIASED): Likewise.
15156 2004-08-10 David Edelsohn <edelsohn@gnu.org>
15158 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
15159 * config/rs6000/rs6000.md (clrmemsi): New pattern.
15160 * config/rs6000/rs6000.c (expand_block_clear): New function.
15161 (expand_block_move): Convert alignment to bits. Use SImode and
15162 HImode for unaligned addresses if not STRICT_ALIGNMENT.
15164 2004-08-10 Caroline Tice <ctice@apple.com>
15166 * varasm.c (unlikely_section_label): New global variable.
15167 (unlikely_text_section_name): New global variable.
15168 (text_section): Remove alignment statement.
15169 (unlikely_text_section): Remove alignment statement; use
15170 unlikely_section_label rather than hard-coded string.
15171 (assemble_start_function): Initialize unlikely_section_label and
15172 unlikely_text_section_name; make sure cold section is properly
15173 aligned at start of function; output unlikely_section_label if
15176 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
15178 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
15179 * config/s390/s390.c (s390_canonicalize_comparison): New function.
15180 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
15181 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
15182 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
15183 ("*tmqi_mem"): Remove SUBREG from pattern.
15184 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
15185 ("*andsi3_cconly"): Likewise.
15187 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
15190 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
15192 2004-08-10 Janis Johnson <janis187@us.ibm.com>
15194 * doc/sourcebuild.texi (compat testing): Document available test
15195 framework commands. Use the preferred spelling of DejaGnu.
15197 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
15199 * lambda.h: Add matrix type, and prototypes for remainder of
15200 matrix and vector functions.
15201 (lambda_vector_mult_const): New function.
15202 (lambda_vector_negate): Ditto.
15203 (lambda_vector_add): Ditto.
15204 (lambda_vector_add_mc): Ditto.
15205 (lambda_vector_copy): Ditto.
15206 (lambda_vector_zerop): Ditto.
15207 (lambda_vector_equal): Ditto.
15208 (lambda_vector_min_nz): Ditto.
15209 (lambda_vector_first_nz): Ditto.
15210 (lambda_vector_matrix_mult): Ditto.
15211 * lambda-mat.c: New file.
15212 * Makefile.in (lambda-mat.o): New.
15214 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
15216 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
15217 after linking stmt into the program.
15218 (bsi_remove): Don't call modify_stmt.
15219 * tree-complex.c (update_complex_assignment,
15220 expand_complex_comparison): Call modify_stmt after changing the stmt.
15221 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
15223 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
15224 the stmt, and only if needed.
15225 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
15227 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
15228 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
15229 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
15230 (eliminate_redundant_computations): Don't pass an annotation. Call
15231 modify_stmt rather than setting the annotation directly.
15232 (record_equivalences_from_stmt): Remove unused local 'j'.
15233 (cprop_operand): Take a stmt rather than an annotation as a parameter.
15235 (cprop_into_stmt): Pass stmt rather than annotation.
15236 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
15237 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
15239 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
15241 2004-08-10 Jason Merrill <jason@redhat.com>
15243 PR middle-end/16948
15244 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
15247 2004-08-10 Geoffrey Keating <geoffk@apple.com>
15249 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
15252 2004-08-10 Roger Sayle <roger@eyesopen.com>
15254 * config/mips/mips.md: New reciprocal square root patterns that
15255 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
15257 2004-08-10 Paul Brook <paul@codesourcery.com>
15259 * config/arm/arm-protos.h (arm_set_return_address,
15260 thumb_set_return_address): Add prototypes.
15261 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
15262 * config/arm/arm.c (arm_compute_func_type,
15263 use_return_insn, arm_compute_save_reg0_reg12_mask,
15264 arm_compute_save_reg_mask, arm_output_function_prologue,
15265 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
15266 current_function_calls_eh_return.
15267 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
15269 (arm_set_return_address, thumb_set_return_address): New functions.
15270 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
15271 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
15272 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
15273 (epilogue): Use the stackadj register.
15274 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
15276 2004-08-10 Jakub Jelinek <jakub@redhat.com>
15279 * expr.c (move_by_pieces_ninsns): Add max_size argument.
15280 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
15281 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
15282 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
15283 but using MOVE_RATIO.
15284 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
15285 (can_store_by_pieces): Change max_size type to unsigned int.
15286 (store_by_pieces_1): Likewise. Pass max_size to
15287 move_by_pieces_ninsns.
15288 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
15289 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
15290 to move_by_pieces_ninsns.
15291 (STORE_BY_PIECES_P): Define.
15292 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
15293 to move_by_pieces_ninsns.
15294 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
15296 * config/i386/i386.h (CLEAR_RATIO): Define.
15298 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15300 * expr.c (expand_expr_real_1): Add back code that was not dead.
15302 2004-08-09 Andrew Pinski <apinski@apple.com>
15304 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
15305 which is found to be compatible before returning the aliasing set.
15307 2004-08-09 Daniel Jacobowitz <dan@debian.org>
15309 * ggc-zone.c (struct alloc_zone): Add statistics counters.
15310 (always_collect): New flag.
15311 (ggc_alloc_zone_1): Update statistics support. Don't include
15312 overhead in allocated counter.
15313 (sweep_pages): Update allocated counter for large pages. Don'y
15315 (ggc_collect_1): Always collect.
15316 (ggc_collect): Honor always_collect flag. Sum all zones to decide
15317 whether to collect.
15318 (SCALE, LABEL): New macros.
15319 (ggc_print_statistics): Add statistics support.
15321 2004-08-09 Roger Sayle <roger@eyesopen.com>
15323 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
15324 (init_expmed): Fix potential overrun problem with "all.reg".
15325 (expand_sdiv2_pow2): Add an alternate implementation for signed
15326 division, if the target provides a suitable conditional move insn.
15328 2004-08-09 Paul Brook <paul@codesourcery.com>
15329 Richard Henderson <rth@redhat.com>
15331 * unwind-dw2.c (uw_install_context_1): Update target saved stack
15334 2004-08-09 Geoffrey Keating <geoffk@apple.com>
15336 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
15337 Check DATA limit only if there's no AS limit. Ignore insanely
15339 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
15340 but take care that the AS limit isn't overrun.
15341 * doc/invoke.texi: Update documentation of min-heapsize parameter.
15343 2004-08-09 Jeff Law <law@redhat.com>
15345 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
15346 (tree-ssa-threadupdate.o): Add dependencies.
15347 * tree-ssa-threadupdate.c: New file.
15348 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
15349 (rewrite_vars_out_of_ssa): Remove prototype.
15350 (cleanup_tree_cfg): Returns a bool.
15351 * tree.h (thread_through_all_blocks): Prototype.
15352 * tree-outof-ssa.c (SSANORM_*): Move into here.
15353 (remove_ssa_form): Now static.
15354 (rewrite_vars_out_of_ssa): Kill.
15355 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
15356 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
15357 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
15358 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
15359 anything was changed.
15360 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
15361 from the PHI's annotation rather than the edge associated with
15363 * tree-ssa-dom.c (redirection_edges): Kill.
15364 (redirect_edges_and_update_ssa_graph): Kill.
15365 (tree_ssa_dominator_optimize): Do not reset forwardable flag
15366 for blocks anymore. Do not initialize redirection_edges.
15367 Call thread_through_all_blocks. Simplify code for cleanup
15368 of the CFG and iterating. No longer call cleanup_tree_cfg
15369 outside the iteration loop.
15370 (thread_across_edge): No longer mess with forwardable blocks.
15372 2004-08-09 Zack Weinberg <zack@codesourcery.com>
15374 * explow.c (memory_address): Use memory_address_p.
15375 * recog.c (general_operand): Likewise.
15376 * regrename.c: No need to define REG_OK_STRICT.
15378 2004-08-09 Steven Bosscher <stevenb@suse.de>
15380 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
15382 * gcse.c: Include timevar.h.
15383 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
15384 and global_copy_prop_count.
15385 (local_const_prop_count, local_copy_prop_count): New static globals.
15386 (gcse_main): Set the right timevar for each pass.
15387 (cprop_jump): Increment global_const_prop_count when a constant is
15388 propagated. Add "GLOBAL" to dump output.
15389 (cprop_insn): Increment global_const_prop_count when a constant is
15390 propagated, or global_copy_prop_count when a copy is propagated.
15391 (do_local_cprop): Likewise for local_const_prop_count and
15392 local_copy_prop_count.
15393 (one_cprop_pass): Initialize const/cprop counters to zero.
15394 Print out results of local and global const/cprop separately.
15395 (bypass_block): Break over-length line.
15396 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
15397 for bb-reorder.o and tracer.o.
15399 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15401 * Makefile.in (GTFILES): Remove stmt.c
15402 (stmt.o): Do not depend on gt-stmt.h.
15403 * emit-rtl.c (emit_line_note): Do not call
15404 set_file_and_line_for_stmt.
15405 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
15407 * function.c (free_after_parsing): Do not free STMT field.
15408 (allocate_struct_function): Do not call init_stmt_for_function.
15409 (assign_stack_temp_for_type): Do not accept values of keep
15411 (init_temp_slots): Do not initialize removed variables.
15412 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
15413 and X_VAR_TEMP_SLOT_LEVEL fields.
15414 * rtl.h (set_file_and_line_for_stmt): Remove.
15415 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
15416 struct stmt_status, cond_stack, case_stack, nesting_stack,
15417 nesting_depth, emit_locus, set_file_and_line_for_stmt,
15418 same_case_target_p, init_stmt_for_function, emit_nop,
15419 expand_start_cond, expand_start_elseif, expand_start_else,
15420 expand_elseif, expand_end_cond): Remove.
15421 (preserve_subexpressions_p): Remove references to CFUN->STMT.
15422 (expand_start_case, expand_end_case_type): Remove, merge into...
15423 (expand_case): ... this one, including other bits from
15424 expand_expr_real_1. Inline same_case_target_p. Turn members
15425 of CASE_STACK into local variables.
15426 (emit_case_bit_tests): Inline same_case_target_p.
15427 (add_case_node): Add HEAD argument, return new head of the list,
15428 do not handle default label here.
15429 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
15430 expand_start_elseif, current_nesting_level, expand_start_case,
15431 expand_end_case_type, expand_end_case, add_case_node,
15432 init_stmt_for_function, expand_elseif): Remove prototypes.
15433 (expand_case): Add prototype.
15435 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15437 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
15439 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15441 * expr.c (var_rtx): Remove.
15442 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
15443 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
15444 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
15446 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
15447 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
15448 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
15450 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
15451 Ayal Zaks <zaks@il.ibm.com>
15453 * common.opt (freschedule-modulo-scheduled-loops): New flag.
15454 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
15455 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
15456 when -freschedule-modulo-scheduled-loops flag is not specified.
15457 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
15458 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
15459 More accurate placing of insn in row of partial schedule.
15460 (ps_insn_find_column): New function.
15461 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
15462 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
15463 (schedule_region): Use sched_is_disabled_for_current_region_p.
15464 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
15466 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
15468 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
15471 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
15473 * config/i386/i386.c (ix86_expand_clrmem): Properly call
15474 gen_strset for 64bit target.
15476 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
15478 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
15480 2004-08-07 Jason Merrill <jason@redhat.com>
15482 Make return in memory explicit.
15483 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
15484 (assign_parm_find_data_types): Remove code for old front end
15485 invisible reference handling.
15486 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
15487 (expand_function_end): Likewise.
15488 * gimplify.c (gimplify_return_expr): Handle a dereferenced
15490 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
15491 (declare_return_variable): Handle DECL_BY_REFERENCE.
15492 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
15493 (cp_genericize_r): Use convert_from_reference.
15494 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
15495 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
15497 * c-common.c (c_warn_unused_result): Check TREE_USED before
15498 warning about a CALL_EXPR with an unused value.
15500 2004-08-06 Mark Mitchell <mark@codesourcery.com>
15502 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
15503 to the compiler. Use -fshort-wchar by default.
15505 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
15507 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
15508 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
15510 * doc/invoke.texi (param): Document min-crossjump-insns.
15512 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
15515 * c.opt (Wmissing-field-initializers): New option.
15516 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
15517 * c-typeck.c (pop_init_level): Guard the missing field warning with
15518 warn_missing_field_initializers rather than extra_warnings.
15519 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
15520 some of the explanation from...
15521 (-Wextra): ...here. Say that the missing field warning can be
15522 seperately controlled by -Wmissing-field-initializers.
15524 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
15526 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
15527 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
15528 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
15529 * tree.def (ENTRY_VALUE_EXPR): Remove.
15531 2004-08-06 Jakub Jelinek <jakub@redhat.com>
15533 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
15534 the places where it is actually needed. Don't use repz; stosb
15535 for -Os with sufficiently small constant sizes.
15536 For sufficiently small repz; stos{l,q} repeat counts use a sequence
15537 of stos{l,q} instructions instead.
15539 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15541 PR tree-optimization/16807
15542 * loop-iv.c (dump_iv_info): Dump invariants correctly.
15543 (iv_subreg, iv_extend): Express value of invariant purely in
15546 2004-08-06 Mark Mitchell <mark@codesourcery.com>
15548 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
15549 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
15551 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
15553 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
15554 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
15556 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
15557 pattern until reload is finished to allow better code generation
15558 and split them completely into separate instrunctions.
15559 (*andsi3_split): New pattern.
15561 2004-08-05 Mark Mitchell <mark@codesourcery.com>
15563 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
15564 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
15565 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15566 * tree.h (handle_dll_attribute): Declare. Test
15567 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15568 * c-common.h (c_determine_visibility): Declare.
15569 * c-common.c (c_determine_visibility): New function.
15570 * c-decl.c (finish_decl): Use it.
15571 (finish_function): Likewise.
15572 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
15573 zero, by default. Use #if, not #ifdef, to test it.
15574 * config/arm/arm.c (arm_attribute_table): Use
15575 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
15577 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
15578 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15580 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
15581 * config/i386/i386.c (ix86_attribute_table): Use
15582 handle_dll_attribute for dllimport/dllexport. Test
15583 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15584 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
15585 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15587 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
15589 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15591 * doc/extend.texi (dllexport): Clarify and correct documentation.
15592 (dllimport): Likewise.
15593 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
15594 handle_dll_attribute.
15596 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15598 * tree-ssa-loop-manip.c: New file.
15599 * Makefile.in (tree-ssa-loop-manip.o): Add.
15600 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
15602 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
15604 (tree_ssa_loop_done): Verify loop closed ssa form.
15605 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
15607 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15609 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
15610 pa_asm_output_aligned_local): New functions.
15611 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
15612 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
15613 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
15614 pa_asm_output_aligned_common.
15615 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
15616 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
15617 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
15618 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
15619 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
15620 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
15621 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
15622 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
15625 2004-08-05 Andrew Pinski <apinski@apple.com>
15627 * objc/objc-act.c (build_objc_string_object): Mark the address
15628 expression as constant.
15630 2004-08-05 David Edelsohn <edelsohn@gnu.org>
15632 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
15633 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
15634 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
15636 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
15638 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
15639 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
15640 out, and associated obsolete comments.
15642 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
15644 * tree.h (force_fit_type): Return a tree, take three flags.
15645 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
15646 TREE_CONSTANT_OVERFLOW here.
15647 (int_const_binop, const_binop): Adjust.
15648 (size_int_type): Do sign extension here.
15649 (fold_convert_const, optimize_bit_field_compare,
15650 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
15651 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
15652 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
15654 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15656 PR tree-optimization/16864
15657 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
15658 for ssa names without default_def.
15660 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
15662 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
15663 frame pointer, restore eax with an ebp-relative address.
15665 2004-08-04 Geoffrey Keating <geoffk@apple.com>
15668 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
15669 * c-common.h (make_rtl_for_local_static): Delete.
15670 * c-decl.c (shadow_tag_warned): Clean up comment.
15671 (finish_decl): Clean up spacing. Use set_user_assembler_name when
15672 appropriate. Don't pass asmspec to rest_of_decl_compilation.
15673 * c-semantics.c (make_rtl_for_local_static): Delete.
15674 * expr.c (init_block_move_fn): Use set_user_assembler_name.
15675 (init_block_clear_fn): Likewise.
15676 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
15677 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
15678 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
15679 * tree.h (make_decl_rtl): Remove second parameter.
15680 (set_user_assembler_name): New.
15681 * varasm.c (set_user_assembler_name): New.
15682 (make_decl_rtl): Remove second parameter. Update callers in many
15685 2004-08-05 Adam Nemet <anemet@lnxw.com>
15687 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
15688 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
15690 * gthr-lynx.h: New file.
15691 * config/lynx-ng.h: Remove file.
15692 * config/lynx.h: Update to LynxOS 4.0.
15693 * config/t-lynx: New file.
15694 * config/i386/lynx-ng.h: Remove file.
15695 * config/i386/lynx.h: Update to LynxOS 4.0.
15696 * config/rs6000/lynxbase.h: Remove file.
15697 * config/rs6000/lynx.h: Update to LynxOS 4.0.
15698 * config/rs6000/t-lynx: New file.
15699 * doc/install.texi (Options specification): Remove reference to
15700 LynxOS from systems where --with-gnu-as makes a difference.
15702 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
15704 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
15706 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
15708 (c_cpp_builtins): Call it.
15709 * doc/cpp.texi: Update.
15711 2004-08-04 David Edelsohn <edelsohn@gnu.org>
15713 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
15716 2004-08-04 Jan Hubicka <jh@suse.cz>
15718 * basic-block.h (profile_staus): New global variable.
15719 * cfg.c (profile_status): Declare.
15720 (check_bb_profile): Break out from ....; use profile_status
15721 (dump_flow_info): ... here.
15722 * cfgbuild.c (find_basic_blocks): Set profile_status.
15723 * cfgexpand.c (tree_expand_cfg): Likewise.
15724 * predict.c (estimate_probability): Likewise.
15725 * profile.c (branch_prob): Likewise.
15726 * tree-cfg.c (build_tree_cfg): Likewise.
15727 (dump_function_to_file): Use check_bb_profile.
15728 * tree-pretty-print (dump_bb_header): Likewise.
15729 * tree-profile.c (do_tree_profiling): Cleanup.
15731 2004-08-04 Zack Weinberg <zack@codesourcery.com>
15733 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
15734 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
15735 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
15736 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
15737 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
15738 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
15739 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
15740 (ggc-none.o, errors.o): Move rule to generators section;
15741 correct dependencies.
15742 (min-insn-modes.o): Move rule to generators section; remove
15743 unnecessary explicit command; correct dependencies.
15744 (print-rtl.o, print-rtl1.o): Correct dependencies.
15745 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
15746 (mostlyclean): Update.
15748 * errors.c: Include bconfig.h not config.h. Correct comment.
15749 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
15750 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
15751 * print-rtl.c: Don't include tm_p.h.
15753 * rtl.h: Move forward-decl of struct function down where it's
15754 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
15755 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
15757 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15758 Jeff Law <law@redhat.com>
15760 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
15761 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
15762 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
15763 manipulate the duplicated ssa names.
15764 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
15765 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
15766 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
15768 (release_ssa_name): Do not release ssa names that may have multiple
15770 * tree.h (release_ssa_name_force, mark_for_rewrite,
15771 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
15772 marked_ssa_names): Declare.
15773 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
15774 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
15775 Update call to rewrite_ssa_into_ssa.
15777 2004-08-04 Mark Mitchell <mark@codesourcery.com>
15779 * defaults.h (TARGET_DECLSPEC): New macro.
15780 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
15781 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
15782 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
15783 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
15784 __declspec support.
15785 (TARGET_DECLSPEC): Define.
15786 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
15787 __declspec support.
15788 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
15789 __declspec support.
15790 (TARGET_DECLSPEC): Define.
15791 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
15792 __declspec support.
15793 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
15795 * doc/tm.texi (TARGET_DECLSPEC): Document.
15797 * doc/extend.texi: Fix typo in comment.
15799 2004-08-04 Paul Brook <paul@codesourcery.com>
15801 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
15802 (TARGET_CXX): Use it.
15803 * target.h (struct gcc_target): Add cdtor_returns_this.
15804 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
15805 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
15806 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
15808 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
15810 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
15811 low/high pair. Do range checking directly.
15812 (interpret_integer): Adjust.
15814 2004-08-04 Nick Clifton <nickc@redhat.com>
15816 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
15818 * doc/invoke.texi: Document this new switch and also the -mrenesas
15821 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
15823 * cfglayout.c (insn_locators_initialize): Update the current
15824 location before initializing a location.
15826 2004-08-03 Zack Weinberg <zack@codesourcery.com>
15828 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
15829 (dbxout_function_end): Return after emitting the "Lscope" symbol
15830 under the same conditions that this function formerly wasn't called.
15831 Add explanatory comments.
15834 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
15838 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
15839 functions, broken out of dbxout_block.
15840 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
15841 stabs too, if it contains symbols. Use the begin_label and
15842 the Lscope label (emitted by dbxout_function_end) for the
15843 range of this block.
15845 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
15847 * doc/install.texi: Update autoconf version requirements.
15849 2004-08-03 Zack Weinberg <zack@codesourcery.com>
15851 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
15852 * recog.c (general_operand, immediate_operand, nonmemory_operand)
15853 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
15854 * regclass.c (record_reg_classes): Likewise.
15855 * reload.c (find_reloads): Likewise.
15856 * reload1.c (reload): Likewise.
15858 2004-08-03 Zack Weinberg <zack@codesourcery.com>
15860 * gensupport.c (init_md_reader_args_cb): Renamed from
15861 init_md_reader_args. Add third option, callback function for
15862 parsing program-specific options. Add diagnosis of incorrect
15863 number of input files.
15864 (init_md_reader): Fold into init_md_reader_args_cb.
15865 (init_md_reader_args): Now a thin wrapper around
15866 init_md_reader_args_cb.
15867 * gensupport.h: Update prototypes.
15869 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
15870 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
15871 * genrecog.c: No need to diagnose lack of an input file;
15872 init_md_reader_args will handle it.
15873 * genconditions.c: Likewise, and use init_md_reader_args.
15874 * genconstants.c: Likewise, and no need to call read_md_rtx.
15876 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
15878 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
15881 2004-08-03 Mike Stump <mrs@apple.com>
15883 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
15885 * doc/invoke.texi (Darwin Options): Update to reflect above.
15887 2004-08-03 Roger Sayle <roger@eyesopen.com>
15889 PR middle-end/16790
15890 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
15891 truncations, not just global truncations.
15893 2004-08-03 Andrew Pinski <apinski@apple.com>
15896 * loop-iv.c (simplify_using_assignment): Initialize lhs.
15898 2004-08-03 Paul Brook <paul@codesourcery.com>
15900 * gcc/doc/install.texi: Document MPFR requirement.
15902 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
15904 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
15905 and mmap() explicitly instead of relying on preset autoconf cache
15907 * configure: Regenerate.
15909 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
15912 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
15914 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
15915 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
15918 * config/i386/t-gmm_malloc: New file.
15919 * config/i386/t-pmm_malloc: Likewise.
15921 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
15923 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
15924 Tanguy Fautrà <tfautre@pandora.be>
15926 * config/i386/pmm_malloc.h: New file.
15928 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
15930 * config/i386/gmm_malloc.h: New file.
15932 2004-08-03 Dale Johannesen <dalej@apple.com>
15934 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
15935 * c-common.c: Include opts.h.
15936 (c_common_get_alias_set): Fix check for a single input file.
15937 * toplev.c: Remove current_file_decl.
15940 2004-08-03 Mark Mitchell <mark@codesourcery.com>
15942 * config.gcc (arm*-*-symbianelf*): New target.
15943 * config/arm/symbian.h: New file.
15945 * gthr-gnat.c: Add visibility #pragmas.
15946 * gthr-gnat.h : Likewise.
15947 * gthr.h: Likewise.
15948 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
15949 (__ffsDI2): Likewise.
15950 (__clzSI2): Likewise.
15951 (__ctzSI2): Likewise.
15952 (__ctzDI2): Likewise.
15953 (__popcountSI2): Likewise.
15954 (__popcountDI2): Likewise.
15955 (__paritySI2): Likewise.
15956 (__parityDI2): Likewise.
15957 * libgcc2.h: Add visibility #pragmas.
15958 (__clzDI2): Add prototype.
15959 (__clzSI2): Likewise.
15960 (__ctzSI2): Likewise.
15961 (__ffsDI2): Likewise.
15962 (__ffsSI2): Likewise.
15963 (__ctzDI2): Likewise.
15964 (__popcountSI2): Likewise.
15965 (__popcountDI2): Likewise.
15966 (__paritySI2): Likewise.
15967 (__parityDI2): Likewise.
15968 * unwind-dw2-fde.h: Add visibility #pragmas.
15969 * unwind.h: Likewise.
15971 2004-08-03 David Edelsohn <edelsohn@gnu.org>
15972 Dale Johannesen <dalej@apple.com>
15973 Roger Sayle <roger@eyesopen.com>
15975 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
15976 constants more accurately. Adjust costs for FMA instructions.
15977 Add cases for most logical and float operations. Recurse into
15980 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
15982 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
15984 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
15986 * ra-build.c (conflicts_between_webs): For webs that cross a call add
15987 conflicts to regs_invalidated_by_call.
15989 2004-08-03 Paul Brook <paul@codesourcery.com>
15991 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
15993 2004-08-03 Jan Hubicka <jh@suse.cz>
15995 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
15996 ARRAY_REF argument.
15998 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16000 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
16001 arm968es, arm10e, arm1020e, arm1022e.
16002 * invoke.texi: Update list of ARM cores.
16003 * arm-tune.md: Regenerate.
16005 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16007 * arm/gentune.sh: New file.
16008 * arm/t-arm: New file.
16009 * arm/arm-tune.md: New file (autogenerated).
16010 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
16011 * arm.md (attribute tune): Delete. Include arm-tune.md.
16013 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
16015 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
16016 penultimate parameter. All callers adjusted.
16017 (struct prefix_list): Remove used_flag_ptr.
16018 (find_a_file): Do not set *pl->used_flag_ptr.
16019 (warn_B, warn_std_ptr): Remove.
16021 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
16022 Mostafa Hagog <mustafa@il.ibm.com>
16024 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
16026 2004-08-02 Geoffrey Keating <geoffk@apple.com>
16028 * dwarf2out.c (output_call_frame_info): Don't change data format
16029 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
16030 label. Use 'true' not '1'.
16031 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
16034 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16036 * gdbinit.in: Reflect previous changes to rtunion_def.
16038 2004-08-02 Roger Sayle <roger@eyesopen.com>
16040 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
16041 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
16043 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16045 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
16047 * langhooks.h (lang_hooks::builtin_function): Rename parameter
16048 from "class" to "bt_class".
16050 2004-08-02 Paul Brook <paul@codesourcery.com>
16052 PR rtl-optimization/15068
16053 * flow.c (init_propagate_block_info): Check condition is reversible.
16055 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16057 * gengtype.h (options::info): Change type to const char *.
16058 (enum gc_used_enum): Move out of struct type scope.
16059 * gengtype.c (create_option): Convert initializer for option::info to
16061 (adjust_field_type, walk_type, write_func_for_structure,
16062 write_root, write_roots): Remove pointless cast.
16064 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
16066 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
16068 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16070 * rtl.h (union rtunion_def): Have all members start with the
16072 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
16073 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
16074 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
16075 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
16077 * gengtype.c (adjust_field_rtx_def): Likewise.
16078 * rtlanal.c (loc_mentioned_in_p): Likewise.
16080 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
16082 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
16083 Replace uses of mips/elf64.h with mips/elf.h
16084 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
16085 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
16086 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
16087 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
16088 (HANDLE_SYSV_PRAGMA): Delete.
16089 (ASM_OUTPUT_DEF): Fix formatting.
16090 * config/mips/elf64.h: Delete.
16092 2004-08-01 Zack Weinberg <zack@codesourcery.com>
16094 * config/ia64/ia64.c (got_symbolic_operand): Do require a
16095 symbol+offset operand to have its offset be zero mod 0x3fff
16096 when GOT entries are in use. Clarify logic in SYMBOL_REF
16097 case. Clarify comments.
16098 (ia64_expand_load_address): Split a symbol+offset load when
16099 the offset is nonzero mod 0x3fff, not 0x1fff.
16101 2004-08-01 Geoffrey Keating <geoffk@apple.com>
16103 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
16104 if trying to *store* to a non-offsettable address.
16105 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
16106 a nonoffsettable address.
16107 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
16109 (movti_string): Don't move GPRs to a nonoffsettable address.
16110 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
16112 2004-08-02 Ben Elliston <bje@au.ibm.com>
16115 * config/rs6000/altivec.h: Replace typeof with __typeof__.
16117 2004-08-01 Richard Henderson <rth@redhat.com>
16119 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
16120 variable sized types.
16122 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16124 * doc/invoke.texi: In the MIPS options section, remove the passage
16125 saying that -mexplicit-relocs is usually disabled for -mabicalls
16126 -fno-unit-at-a-time.
16127 * config/mips/mips.c (override_options): Remove the code that enforced
16130 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16132 * config/mips/mips.md (cprestore): Provide two alternatives, one for
16133 an in-range offset and one for an out-of-range offset. Wrap the latter
16134 in .set macro/.set nomacro if it's inside a .set nomacro block.
16136 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16138 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
16139 (mips_restore_gp): Declare.
16140 * config/mips/mips.c (mips_add_offset): Add a scratch register
16141 argument. Reimplement in rtl only, reusing MIPS16 logic from
16142 mips_output_mi_thunk.
16143 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
16144 to mips_add_offset.
16145 (mips_gp_save_slot): Delete.
16146 (mips_restore_gp): New function.
16147 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
16148 * config/mips/mips.md (exception_receiver): Turn into a
16149 define_insn_and_split. Use mips_restore_gp to do the split.
16150 (call_internal, call_value_internal, call_value_multiple_internal): Use
16151 mips_restore_gp to restore $gp.
16153 2004-07-31 Andrew Pinski <apinski@apple.com>
16156 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
16158 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
16160 * c-decl.c (diagnose_mismatched_decls): Give error for external
16161 redeclaration of identifier declared with no linkage, not just
16162 warning with -Wtraditional. Do not check DECL_CONTEXT to give
16163 error for redeclaration with no linkage.
16165 2004-07-30 Geoffrey Keating <geoffk@apple.com>
16166 Fariborz Jahanian <fjahanian@apple.com>
16168 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
16169 non-offsettable addresses even for DImode.
16170 (rs6000_split_multireg_move): Cope with non-offsettable addresses
16171 being moved into multiple GPRs.
16173 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
16175 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
16176 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
16178 * config/rs6000/darwin-ldouble.c (isless): New macro.
16180 (nonfinite): New macro.
16182 (_xlqadd): Completely rewrite.
16183 (_xlqmul): Correct overflow handling.
16184 (_xlqdiv): Correct overflow handling.
16185 * config/rs6000/darwin-ldouble-format: New file.
16187 2004-07-30 Roger Sayle <roger@eyesopen.com>
16188 Richard Henderson <rth@redhat.com>
16190 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
16191 9 into the equivalent lea instruction.
16193 2004-07-30 Richard Henderson <rth@redhat.com>
16195 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
16196 with DECL_INITIAL if fb_lvalue.
16197 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
16198 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
16200 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
16202 2004-07-30 Diego Novillo <dnovillo@redhat.com>
16204 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
16205 pointer escapes through a function call, assume that the
16206 callee will dereference it.
16207 (add_pointed_to_var): Assume that VALUE is always an
16209 (collect_points_to_info_r): Only call add_pointed_to_var if
16210 the value is an ADDR_EXPR.
16212 2004-07-30 Diego Novillo <dnovillo@redhat.com>
16214 * tree-ssa-alias.c (create_alias_map_for): Do not get the
16215 alias set of the inner type of ARRAY_TYPEs.
16217 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16219 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
16220 setting a non-register to UNDEFINED right before the call to
16223 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
16225 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
16227 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16229 * tree-ssa.c (verify_flow_sensitive_alias_info): When
16230 comparing points-to sets of different pointers, make sure the
16231 second pointer is actually referenced in the code.
16233 2004-07-29 Zack Weinberg <zack@codesourcery.com>
16235 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
16236 (got_symbolic_operand): Remove unreachable code.
16237 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
16238 setjmp_operand; add entry for tls_symbolic_operand.
16239 * config/ia64/ia64-protos.h: Remove all prototypes of
16240 predicate functions.
16242 2004-07-29 Mark Mitchell <mark@codesourcery.com>
16244 * c-common.h (lang_post_pch_load): New variable.
16245 * c-pch.c (lang_post_pch_load): Define it.
16246 (c_common_read_pch): Use it.
16247 * cgraphunit.c (record_call_1): Give the front end a chance to
16248 record additional needed entities when a variable is marked as
16250 * tlink.c (recompile_files): Robustify.
16251 (scan_linker_output): If a symbol is assigned to a file,
16252 but after recompilation is not present there, issue an error
16255 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16257 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
16258 Take orig_loop argument and pass it to set_level.
16259 (schedule_sm): Pass the correct orig_loop to force_move_till.
16261 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16263 * cfgloop.c (update_latch_info): Update dominator of the new block.
16264 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
16266 * dominance.c (verify_dominators): Check that the dominance tree is
16268 (recount_dominator): Ignore unreachable blocks.
16269 (iterate_fix_dominators): Cleanup old dominance information before
16272 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16274 * tree-ssa-operands.c (get_expr_operands): Revert changes
16275 to ADDR_EXPR processing introduced by:
16276 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16277 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
16279 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
16281 * doc/implement-c.texi: Add C90 subclause references. Point to
16282 preprocessor documentation instead of duplicating it. Add points
16283 only present in C90. Fill in documentation for all points.
16285 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16287 * pa.c (output_movb): Correct typo.
16289 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
16291 * ra.h (single_reg_in_regclass): Declare.
16292 * ra.c (single_reg_in_regclass): Define.
16293 (first_hard_reg): New.
16294 (init_ra): Initialize single_reg_in_regclass.
16295 * ra-colorize.c (ok_class): New.
16296 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
16298 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
16300 * gcov-io.h: Allow zero tag as EOF indicator.
16301 (gcov_is_eof): Remove.
16302 (gcov_truncate): Remove.
16303 * gcov-io.c (gcov_seek): Always SEEK_SET.
16304 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
16306 * coverage.c (read_counts_file): Don't use gcov_is_eof.
16307 * gcov-dump.c (dump_file): Likewise.
16308 * gcov.c (read_graph_file, read_count_file): Likewise.
16310 * c-decl.c (complete_array_type): Don't gratuitously copy
16311 maxindex. Check it always has a type.
16313 2004-07-29 Steven Bosscher <stevenb@suse.de>
16315 * rtl.c (currently_expanding_to_rtl): New.
16316 * rtl.h (currently_expanding_to_rtl): Export it.
16317 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
16319 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
16321 * config/sh/sh.c: Replace rtx_equal_function_value_matters
16322 with currently_expanding_to_rtl.
16323 * config/sh/sh.md: Likewise.
16324 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
16326 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
16328 Introduce sh2a support.
16329 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
16330 * config.gcc: Build multilibs for sh2a and sh2a-single by
16332 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
16333 default. Split their tests out of the corresponding SH4
16335 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
16336 multilibs for SH2a.
16337 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16338 * config.gcc: Handle sh2a multilibs and cpu selection.
16339 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
16340 * config/sh/t-mlib-sh2a: New.
16341 * config/sh/t-mlib-sh2a-nofpu: New.
16342 * config/sh/t-mlib-sh2a-single: New.
16343 * config/sh/t-mlib-sh2a-single-only: New.
16344 2004-07-09 Nick Clifton <nickc@redhat.com>
16346 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
16347 -ml and -m2a are used together.
16348 2004-03-23 DJ Delorie <dj@redhat.com>
16349 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
16350 when we have a double-sized FPU.
16351 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
16352 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
16354 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
16355 -msh2a-single and -msh2a-single-only
16356 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
16357 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
16359 2004-02-20 DJ Delorie <dj@delorie.com>
16360 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
16361 2004-02-20 Fred Fish <fnf@redhat.com>,
16362 Corinna Vinschen <vinschen@redhat.com>
16363 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
16364 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
16365 2004-02-18 DJ Delorie <dj@redhat.com>
16366 * config/sh/sh.c (broken_move): Add support for movi20.
16367 * config/sh/sh.h: Likewise.
16368 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
16369 * config/sh/sh.md (udivsi3_sh2a): New.
16370 (udivsi3): Call it.
16371 (divsi3_sh2a): New.
16374 (ashlsi3_sh2a): New.
16375 (ashrsi3_sh2a): New.
16376 (lshrsi3_sh2a): New.
16377 (movsi_i): Disable for sh2a.
16378 (movsi_ie): Add movi20.
16379 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
16380 sh2a, for -m2a-nofpu mode.
16381 2004-02-13 DJ Delorie <dj@redhat.com>
16382 * config/sh/lib1funcs.asm: Handle double vs single better.
16383 * config/sh/sh.h: Likewise.
16384 2004-02-09 DJ Delorie <dj@redhat.com>
16385 * config/sh/crt1.asm: Add support for sh2a.
16386 * config/sh/elf.h: Likewise.
16387 * config/sh/lib1funcs.asm: Likewise.
16388 * config/sh/sh.c: Likewise.
16389 * config/sh/sh.md: Likewise.
16390 * config/sh/sh.h: Likewise.
16391 * config/sh/t-sh: Likewise.
16393 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16395 * config/frv/frv.md (movqi_internal, movhi_internal,
16396 movsi_internal): Add backup alternatives for memory inputs.
16398 2004-07-28 Matt Austern <austern@apple.com>
16400 * config/darwin.c (darwin_one_byte_bool): New global variable.
16401 * config/darwin.h (darwin_one_byte_bool): Declare.
16402 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
16403 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
16404 value of darwin_one_byte_bool.
16405 * doc/invoke.texi: Document -mone-byte-bool flag.
16407 2004-07-28 Eric Christopher <echristo@redhat.com>
16409 * c-common.c (c_common_unsafe_for_reeval): Delete.
16410 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
16411 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
16412 * calls.c (fix_unsafe_tree): Delete.
16413 (expand_call): Delete code which used above.
16414 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
16415 * expr.c (expand_expr_real_1): Ditto.
16416 * fold-const.c (non_lvalue): Ditto.
16417 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
16418 (lhd_unsafe_for_reeval): Ditto.
16419 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
16420 * langhooks.h (unsafe_for_reeval): Ditto.
16421 (unsave_expr_now): Adjust comment.
16422 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
16423 (estimate_num_insns_1): Ditto.
16424 * tree-pretty-print.c (dump_generic_node): Ditto.
16425 * tree.c (expr_align): Ditto.
16426 (unsave_expr): Delete.
16427 (unsafe_for_reeval): Ditto.
16428 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
16429 * tree.def (UNSAVE_EXPR): Delete.
16430 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
16432 2004-07-28 Zack Weinberg <zack@codesourcery.com>
16434 * tree.h (enum tls_model): Move ...
16435 * coretypes.h: ... here.
16437 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16439 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
16441 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16443 * cse.c (validate_canon_reg): New function, split out from...
16444 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
16446 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16448 * tree-ssa-alias.c (maybe_create_global_var): Don't just
16449 return if .GLOBAL_VAR has been created.
16451 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16453 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
16454 every variable that may have aliases, not just tags.
16456 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
16458 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
16459 move_from_CR_eq_bit.
16460 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
16463 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
16466 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
16467 output_e500_flip_eq_bit.
16469 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
16470 output_e500_flip_eq_bit.
16471 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
16472 output_e500_flip_eq_bit.
16473 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
16474 (print_operand): case D. Get to EQ bit.
16476 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16478 * gcov.c (function_summary): Add missing \n.
16480 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16482 Introduce sh4a support.
16483 * config.gcc: Handle sh4a multilibs and cpu selection.
16484 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
16485 * config/sh/t-mlib-sh4a: New.
16486 * config/sh/t-mlib-sh4al: New.
16487 * config/sh/t-mlib-sh4a-nofpu: New.
16488 * config/sh/t-mlib-sh4a-single: New.
16489 * config/sh/t-mlib-sh4a-single-only: New.
16490 2004-02-20 DJ Delorie <dj@redhat.com>
16491 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
16492 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
16493 2003-08-22 Eric Christopher <echristo@redhat.com>
16494 * config/sh/sh4a.md: Update for chip errata.
16495 2003-08-07 Eric Christopher <echristo@redhat.com>
16496 * config/sh/sh4a.md: New file. sh4a processor description.
16497 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
16498 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
16500 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
16501 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
16502 * doc/invoke.texi (SH Options): Document -m4al.
16503 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
16504 * config/sh/sh.c (expand_block_move): Remove commented-out code
16505 checked in by mistake.
16506 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
16507 single elements from SFmode vectors.
16508 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
16510 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
16511 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
16512 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
16513 sh_fsca_int2sf): Remove variable declarations.
16514 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
16515 sh_fsca_int2sf): New functions.
16516 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
16517 sh_fsca_int2sf_rtx): New static variables.
16518 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
16519 sh_fsca_int2sf): Declare.
16520 * config/sh/sh.md: Adjust.
16521 * doc/invoke.texi (SH Options): Document new options.
16522 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
16523 compatibility from SH4 code.
16524 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
16525 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
16527 (memory_movsrc_operand): Renamed to...
16528 (unaligned_load_operand): ... this. Simplified.
16529 * config/sh/sh.h (PREDICATE_CODES): Adjust.
16530 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
16531 input operand to SImode, and adjust the others. Introduce
16532 post-increment by peephole.
16533 * config/sh/sh.c (expand_block_move): Give the target address the
16534 same mode as the temp reg.
16535 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
16537 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
16538 Introduce support for SH4a.
16539 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
16540 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
16541 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
16542 sh_fsca_int2sf): New.
16543 (sh_init_builtins): Initialize them.
16544 (print_operand): Support `d'.
16545 (expand_block_move): Use movua if src is misaligned.
16546 (memory_movsrc_operand): New.
16547 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
16548 and one of the SH4 macros.
16549 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
16550 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
16551 SELECT_SH4A_SINGLE): New.
16552 (TARGET_NONE): Add SH4A_BIT.
16553 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
16554 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
16555 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
16556 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
16557 (enum processor_type): Added PROCESSOR_SH4A.
16558 (PREDICATE_CODES): Add memory_movsrc_operand.
16559 * config/sh/sh.md: Removed unused variables.
16560 (attr cpu): Add sh4a.
16561 (attr type): Add movua, fsrra and fsca.
16562 (prefetch): New, for SH4.
16563 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
16564 (toggle_sz): Set type to fp.
16565 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
16566 (movua, extv, extzv): New.
16567 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
16568 and 4a-single-only.
16570 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16572 * tree-optimize.c (init_tree_optimization_passes): Schedule
16573 pass_may_alias right after the program is renamed into SSA.
16574 * tree-pass.h (PROP_alias): Define.
16575 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
16576 * tree-sra.c (pass_sra): Likewise.
16577 * tree-ssa-ccp.c (pass_ccp): Likewise.
16578 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
16579 * tree-ssa-dce.c (pass_dce): Likewise.
16580 * tree-ssa-dom.c (pass_dominator): Likewise.
16581 * tree-ssa-dse.c (pass_dse): Likewise.
16582 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16583 * tree-ssa-loop-ch.c (pass_ch): Likewise.
16584 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16585 * tree-ssa-pre.c (pass_pre): Likewise.
16586 * tree-tailcall.c (pass_tail_recursion): Likewise.
16587 * tree-ssa.c (pass_redundant_phi): Likewise.
16588 * tree-ssa-alias.c (aliases_computed_p): Remove.
16590 (init_alias_info): Do not mark all type tags for renaming
16592 Clear may_aliases from every symbol.
16593 (setup_pointers_and_addressables): If a pointer has not been
16594 dereferenced and it had a type tag, clear it and mark the old
16597 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16599 PR tree-optimization/16705
16600 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
16603 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16605 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
16608 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
16609 don't make another one.
16611 PR optimization/15077
16612 * function.h (struct function): Add field saved_static_chain_decl.
16613 Fix comment for static_chain_decl.
16614 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
16615 * tree-inline.h (save_body): Add new arg.
16616 * tree-optimize.c (tree_rest_of_compilation): Handle saving
16619 2004-07-27 Richard Henderson <rth@redhat.com>
16621 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
16622 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
16623 is_gimple_addressable.
16624 * tree-gimple.c (is_gimple_addressable): Rename from
16625 is_gimple_addr_expr_arg; accept INDIRECT_REF.
16626 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
16627 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
16628 rename to is_gimple_addressable.
16630 2004-07-28 Alan Modra <amodra@bigpond.net.au>
16632 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
16634 2004-07-27 Richard Henderson <rth@redhat.com>
16636 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
16639 2004-07-27 Zack Weinberg <zack@codesourcery.com>
16641 * libgcc2.c: Change all conditionals testing
16642 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
16643 * libgcc2.h: Likewise.
16644 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
16645 TYPE_PRECISION of float80_type to 80.
16646 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
16647 of fpreg_type and float80_type to 80.
16648 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
16649 * config/m68k/netbsd-elf.h:
16650 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
16651 to evaluate to 80 whenever they would formerly have evaluated to 96.
16652 * config/i386/sco5.h: Remove unnecessary redefinition of
16653 LONG_DOUBLE_TYPE_SIZE.
16654 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
16655 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
16656 XFmode, with a bitsize of 80. Update commentary.
16657 * config/ia64/ia64-modes.def: Likewise.
16658 * config/m68k/m68k-modes.def: Likewise.
16660 2004-07-27 Steven Bosscher <stevenb@suse.de>
16662 * cfgexpand.c (tree_expand_cfg): Fix comment.
16664 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
16665 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
16667 (prepare_function_start): Don't set rtx_equal_function_value_matters.
16668 * integrate.c (copy_rtx_and_substitute): Don't test for it.
16669 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
16670 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
16671 here again. Update leading comment.
16672 * rtl.c (rtx_equal_function_value_matters): Remove.
16673 (rtx_equal_p): Don't test for it.
16674 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
16677 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
16678 * rtl.c (note_insn_name): Likewise.
16679 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
16680 * final.c (final_scan_insn): Likewise.
16682 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
16683 * passes.c (rest_of_handle_eh): Do it here.
16685 * stmt.c (struct nesting): Remove struct nesting block member.
16686 (struct stmt_status): Remove x_block_start_count field.
16687 (current_block_start_count): Remove.
16689 2004-07-27 Brian Booth <bbooth@redhat.com>
16691 * tree-optimize.c (register_one_dump_file): Update condition that uses
16692 static_pass_number.
16693 (dup_pass_1): Replace with...
16694 (next_pass_1): This.
16695 (NEXT_PASS): Call next_pass_1.
16696 (DUP_PASS): Remove.
16697 (init_tree_optimization_passes): Remove uses of DUP_PASS.
16698 (execute_one_pass): Update condition that uses
16699 static_pass_number.
16700 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
16703 2004-07-27 Nick Clifton <nickc@redhat.com>
16705 * config/m32r/m32r.c: Include integrate.h in order to get the
16706 prototype for get_hard_reg_initial_val().
16708 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
16709 and tidy up indentation.
16710 (final_presence_set): Use absence_set instead, so that if there is
16711 nothing in the "o" pipe the "s" pipe can be scheduled.
16713 2004-07-27 Diego Novillo <dnovillo@redhat.com>
16715 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
16716 don't have PT_VARS nor PT_MALLOC set.
16717 Clear name tag from pointers that have not been dereferenced.
16718 (set_pt_anything, set_pt_malloc): Forward declare.
16719 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
16720 not type compatibility when determining if a pointer can be
16723 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
16725 * expr.h (canonicalize_condition, get_condition): Add an int argument.
16726 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
16727 it to check whether the condition is still valid at the jump insn.
16728 * ifcvt.c (noce_get_condition): Likewise.
16729 (noce_get_alt_condition): Update call to canonicalize_condition.
16730 * loop-iv.c (simplify_using_initial_values): Update call to
16731 get_condition. Remove FIXME.
16732 (check_simple_exit): Update call to get_condition.
16733 * loop-unswitch.c (may_unswitch_on): Likewise.
16734 * loop.c (check_dbra_loop): Likewise.
16735 (canonicalize_condition, get_condition): Add an argument to say whether
16736 the condition must still be valid at INSN.
16737 (get_condition_for_loop): Update call to get_condition. Require that
16738 the condition be valid at INSN.
16739 * predict.c (estimate_probability): Update call to get_condition.
16740 Remove unused earliest parameter.
16741 (expected_value_to_br_prob): Update call to canonicalize_condition.
16743 2004-07-26 Eric Christopher <echristo@redhat.com>
16745 * tree-dfa.c (add_referenced_var): Register initializers of global
16748 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
16750 * config/i386/i386.c (function_arg): Always treat 8-
16751 and 16-byte wide vectors the same, even if MMX/SSE
16753 (contains_128bit_aligned_vector_p): Add comment.
16755 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
16757 * ra.h (enum node_type): Rename to:
16758 (enum ra_node_type).
16759 * ra-colorize.c: Likewise.
16761 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
16763 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
16764 after simplifying the jump.
16766 2004-06-26 Richard Henderson <rth@redhat.com>
16768 * calls.c (combine_pending_stack_adjustment_and_call): Make
16769 preferred_unit_stack_boundary argument unsigned. Make
16770 unadjusted_alignment unsigned.
16771 (expand_call): Make preferred_stack_boundary and
16772 preferred_unit_stack_boundary variables unsigned.
16773 * function.c (assign_stack_local_1): Make alignment unsigned.
16774 * function.h (struct function): Make stack_alignment_needed,
16775 preferred_stack_boundary unsigned.
16776 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
16777 (ix86_compute_frame_layout): Make stack_alignment_needed,
16778 preferred_alignment variables unsigned.
16779 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
16781 2004-07-26 Tom Tromey <tromey@redhat.com>
16783 * tree.h: Fix typo in comment.
16785 2004-07-26 Daniel Jacobowitz <dan@debian.org>
16788 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
16789 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
16790 (ggc_free): Remove incorrect freeing.
16791 (sweep_pages): Advance PP for large pages. Fix indentation.
16793 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
16795 PR rtl-optimization/16643
16796 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
16797 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
16798 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
16799 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
16800 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
16801 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16802 * rtl.h (tracer): Add a flags parameter.
16803 * tracer.c (tracer): Pass it to cfg_layout_initialise.
16804 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
16805 (rest_of_handle_reorder_blocks): Update calls to tracer and
16806 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
16807 (rest_of_handle_tracer): Pass 0 to tracer.
16808 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
16810 2004-07-25 David Edelsohn <edelsohn@gnu.org>
16813 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
16816 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
16818 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
16819 (BINFO_BASE_ACCESS): Adjust.
16820 (BINFO_BASE_ACCESS_APPEND): New.
16821 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
16822 * dbxout.c (dbxout_type): Adjust binfo access accessing.
16823 * dwarf2out.c (gen_member_die): Likewise.
16824 * tree-dump.c (deque_and_dump): Likewise.
16826 2004-07-26 Falk Hueffner <falk@debian.org>
16828 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
16831 2004-07-25 Roger Sayle <roger@eyesopen.com>
16833 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
16834 value off of the stack if TARGET_USE_FFREEP.
16836 2004-07-26 Bernardo Innocenti <bernie@develer.com>
16838 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
16839 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
16840 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
16841 check on invocation of XRESIZEVEC ().
16843 2004-07-26 Bernardo Innocenti <bernie@develer.com>
16845 * c-common.c (disable_builtin_function): Rename variable n to
16846 new_disabled_builtin.
16847 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
16848 Rename local variable old to old_decl.
16849 * gensupport.c (shift_output_template): Rename parameter old to src.
16850 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
16851 old_rtx and newx to new_rtx.
16853 2004-07-26 Bernardo Innocenti <bernie@develer.com>
16855 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
16857 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
16859 * c-lex.c: Likewise.
16861 2004-07-25 Roger Sayle <roger@eyesopen.com>
16863 * fold-const.c (constant_boolean_node): Make extern.
16864 (make_range): Wrap long lines.
16865 (fold_cond_expr_with_comparison): Remove unnecessary call to
16866 pedantic_non_lvalue. Add missing calls to fold_convert.
16867 (fold_truthop): Add missing calls to fold_convert.
16869 * tree.h (constant_boolean_node): Add prototype here.
16870 * builtins.c (expand_builtin_strncmp): Add missing calls to
16872 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
16873 Call fold_convert and constant_boolean_node to correct types.
16874 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
16875 missing call to fold_convert to correct types.
16877 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
16878 Brian Ryner <bryner@brianryner.com>
16882 * c-common.c (c_common_attribute_table): Allow
16883 handle_visibility_attribute to be called for types.
16884 (handle_visibility_attribute) When given a type, set the visibility
16885 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
16886 so that we can check later whether the attribute was present. Added
16887 warning if attribute applied to non class type.
16888 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
16889 decls and checking that they are consistent.
16890 * common.opt: Added -fvisibility.
16891 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
16892 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
16893 * flags.h, tree.h: Added assorted support defines for overall patch
16894 * opts.c: Added parsing support for -fvisibility.
16895 * tree.c (build_decl): Set visibility for all decls to be whatever
16896 is in force at that time.
16897 * varasm.c (default_binds_local_p_1): Reworked logic determining
16898 when to make a symbol locally bound.
16899 * doc/invoke.texi: Added documentation for -fvisibility and
16900 -fvisibility-inlines-hidden.
16902 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16904 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
16905 * c-common.c: Add missing casts from void * to other types.
16906 * c-decl.c: Likewise.
16907 * c-format.c: Likewise.
16908 * c-lex.c: Likewise.
16909 * c-pragma.c: Likewise.
16910 * c-typeck.c: Likewise.
16911 * defaults.h: Likewise.
16912 * genconstants.c: Likewise.
16913 * gengtype-lex.l: Likewise.
16914 * genmodes.c: Likewise.
16915 * read-rtl.c: Likewise.
16918 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16920 * bitmap.c: Use type-safe memory allocation macros from libiberty.
16921 * c-common.c: Likewise.
16922 * c-decl.c: Likewise.
16923 * c-lang.c: Likewise.
16924 * c-lex.c: Likewise.
16925 * c-opts.c: Likewise.
16926 * c-parse.in: Likewise.
16927 * c-typeck.c: Likewise.
16928 * genconditions.c: Likewise.
16929 * gengtype-lex.l: Likewise.
16930 * gengtype-yacc.y: Likewise.
16931 * gengtype.c: Likewise.
16932 * genmodes.c: Likewise.
16933 * gensupport.c: Likewise.
16934 * read-rtl.c: Likewise.
16935 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
16938 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16940 * c-decl.c (groktypename, groktypename_in_param_context): Rename
16941 variable typename to type_name.
16942 * c-lex.c (interpret_float): Likewise.
16944 2004-07-25 Roger Sayle <roger@eyesopen.com>
16946 * convert.c (convert_to_real, convert_to_integer,
16947 convert_to_complex): Replace calls to build with calls to buildN.
16948 * coverage.c (tree_coverage_counter_ref): Likewise.
16949 * dojump.c (do_jump): Likewise.
16950 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
16951 * emit-rtl.c (component_ref_for_mem_expr,
16952 set_mem_attributes_minus_bitpos): Likewise.
16953 * explow.c (update_nonlocal_goto_save_area): Likewise.
16954 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
16955 expand_mult_add): Likewise.
16956 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
16957 store_constructor, get_inner_reference, expand_expr_real_1,
16958 try_casesi, try_tablejump): Likewise.
16959 * function.c (expand_function_start): Likewise.
16960 * stmt.c (emit_case_bit_tests, expand_end_case_type,
16961 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
16962 * stor-layout.c (place_union_field, layout_type): Likewise.
16963 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
16964 * varasm.c (copy_constant): Likewise.
16966 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16968 * c-common.c: Rename all identifiers named `new'.
16969 * c-decl.c: Likewise.
16970 * gensupport.c: Likewise.
16971 * simplify-rtx.c: Likewise.
16972 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
16974 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
16977 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
16980 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
16981 declarations until after calling pushdecl.
16982 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
16983 "extern" and not on whether the declaration is initialized.
16985 2004-07-25 Daniel Jacobowitz <dan@debian.org>
16987 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
16988 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
16989 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
16990 "cpplib.h", "c-pragma.h", "c-common.h".
16991 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
16992 (solaris_register_pragmas): New functions.
16993 * config/sol2-protos.h: New file.
16994 * config/sol2.c: New file.
16995 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
16996 (REGISTER_TARGET_PRAGMAS): New macros.
16997 (solaris_pending_aligns, solaris_pending_inits)
16998 (solaris_pending_finis): New variables.
16999 * config/t-sol2 (sol2-c.o): Update dependencies.
17000 (sol2.o): New rule.
17001 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
17002 SUBTARGET_INSERT_ATTRIBUTES.
17003 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
17004 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17005 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17006 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17007 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17008 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17009 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17010 * config/sparc/sparc.c (sparc_attribute_table): New.
17011 (TARGET_INSERT_ATTRIBUTES): Define in terms of
17012 SUBTARGET_INSERT_ATTRIBUTES.
17013 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
17015 * doc/extend.texi (Solaris Pragmas): New section.
17017 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17019 * c-common.c: Rename all identifiers named `class' to `cl'.
17020 * c-common.h: Likewise.
17021 * c-parse.in: Likewise.
17022 * c-typeck.c: Likewise.
17023 * genmodes.c: Likewise.
17024 * real.c: Likewise.
17025 * real.h: Likewise.
17026 * recog.c: Likewise.
17027 * recog.h: Likewise.
17028 * regrename.c: Likewise.
17029 * tree.h: Likewise.
17030 * c-common.c (builtin_function_2): Change type of 5th parameter from
17031 int to enum built_in_function. Change type of 8th parameter from int
17033 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
17035 * c-typeck.c (convert_arguments): Change type of formal_prec from
17036 int to unsigned int.
17037 * genmodes.c (blank_mode): Make a few negative constants unsigned.
17038 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
17039 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
17040 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
17041 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
17042 iterator to for_all_modes () instead of an enum because enums can't
17043 be incremented in C++.
17046 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17048 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
17051 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17053 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
17054 Handle ARRAY_RANGE_REF like ARRAY_REF.
17056 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
17058 * c-typeck.c (digest_init): Don't allow arrays of signed or
17059 unsigned variants of wchar_t to be initialized by wide string
17060 constants. Do allow arrays of enumerated types compatible with
17061 wchar_t to be initialized by wide string constants. Refine tests
17062 distinguishing wide and narrow strings and arrays. Give specific
17063 error for arrays of other integer types initialized by string
17065 (output_init_element, process_init_element): Check for
17066 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
17067 initializing with string constants.
17069 2004-07-25 Richard Henderson <rth@redhat.com>
17071 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
17072 on the RESULT_DECL.
17073 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17074 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
17075 DECL_IGNORED_P to new decl.
17077 2004-07-24 Zack Weinberg <zack@codesourcery.com>
17079 * config/ia64/ia64.c (general_xfmode_operand)
17080 (destination_xfmode_operand): Delete.
17081 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
17082 * config/ia64/ia64.md (*movxf_internal): Use general_operand
17083 and destination_operand.
17085 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17087 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
17088 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
17090 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17091 Zack Weinberg <zack@codesourcery.com
17094 * c-decl.c (diagnose_mismatched_decls): Don't issue a
17095 redundant-declaration warning the first time a builtin is
17096 declared explicitly.
17098 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17100 * tree.h (staticp): Change return type to bool.
17102 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17104 * c-common.c (c_staticp): Last episode of the staticp saga.
17106 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17108 * c-common.h (c_staticp): Change return type from int to bool.
17109 * tree.c (staticp): Likewise.
17110 * langhooks.h (staticp): Likewise.
17112 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17114 * langhooks-def.h (lhd_staticp): Change return type from int to
17115 bool in prototype to match definition.
17117 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17119 * system.h (bool, true, false): Don't redefine as preprocessor macros
17122 2004-07-24 Roger Sayle <roger@eyesopen.com>
17124 * expmed.c (init_expmed): A signed modulus by a power of two is
17125 considered cheap if its less than or equal to four instructions.
17127 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17129 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
17130 GGC_CNEWVAR): New macros.
17132 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17134 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
17136 * c-decl.c: Likewise.
17137 * c-format.c: Likewise.
17138 * c-lex.c: Likewise.
17139 * c-opts.c: Likewise.
17140 * c-pragma.c: Likewise.
17141 * c-typeck.c: Likewise.
17142 * gencheck.c: Likewise.
17143 * genconditions.c: Likewise.
17144 * genconfig.c: Likewise.
17145 * genflags.c: Likewise.
17146 * gengtype.c: Likewise.
17147 * gensupport.c: Likewise.
17148 * ggc-none.c: Likewise.
17149 * langhooks.c: Likewise.
17150 * statistics.h: Likewise.
17151 * stub-objc.c: Likewise.
17152 * java/decl.c: Likewise.
17154 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
17156 * config/m68k/m68k.c (output_scc_di): Fix coding style.
17157 (symbolic_operand): Fix prototype.
17158 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
17159 * config/m68k/m68k.md: Add constants for registers a0 and sp and
17160 use them, change from the "{...}" syntax to the simpler {...}
17162 (*cfv4_extendqisi2): Fix destination predicate.
17163 * config/m68k/m68k-protos.h: Remove various declarations also
17164 generated via PREDICATE_CODES.
17166 2004-07-23 Mike Stump <mrs@apple.com>
17168 * c-typeck.c (convert_for_assignment): Tightened up pointer
17169 converstions that differ in signedness.
17171 2004-07-23 Zack Weinberg <zack@codesourcery.com>
17173 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
17175 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17177 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
17178 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
17180 * gimplify.c (gimplify_compound_lval): Check for no handled
17181 operations, rather than checking for explicit list of nodes.
17182 (is_gimple_addr_expr_arg_or_indirect): New function.
17183 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
17184 redundant setting of TREE_INVARIANT.
17185 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
17186 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
17188 2004-07-23 Diego Novillo <dnovillo@redhat.com>
17190 PR tree-optimization/16688
17191 PR tree-optimization/16689
17192 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
17193 unnecessary initialization of 'tag'.
17194 (get_tmt_for): Check that the new type tag has the same alias
17195 set as the pointed-to type.
17196 (group_aliases): Only regular variables need to be removed
17197 from the alias set of a name tag.
17198 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
17199 propagation if the two types are not compatible.
17200 (merge_alias_info): Rename from replace_ssa_names_ann.
17202 (replace_exp_1): If both arguments are SSA_NAMEs, check that
17203 the propagation can be done.
17204 Only call merge_alias_info on pointers.
17205 (propagate_value): Likewise.
17206 * tree-ssa-copyrename.c: Include langhooks.h.
17207 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
17209 Do not coalesce variables with incompatible types.
17210 (rename_ssa_copies): Call replace_ssa_name_symbol.
17211 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
17212 the same type as the underlying _DECL.
17213 * tree-ssanames.c (replace_ssa_name_symbol): New function.
17214 * tree.h (replace_ssa_name_symbol): Declare.
17216 2004-07-23 Richard Henderson <rth@redhat.com>
17219 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
17220 unshare it properly.
17221 (gimplify_modify_expr_rhs): Push assignment from a conditional into
17222 the conditional for all non-register types.
17224 2004-07-23 Richard Henderson <rth@redhat.com>
17226 * expr.c (expand_expr_real_1): Don't handle non-local variables.
17227 * expr.h (fix_lexical_addr): Remove.
17228 * function.c (NEED_SEPARATE_AP): Remove.
17229 (fix_lexical_addr): Remove.
17230 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
17231 not null decl_function_context.
17232 (create_alias_vars): Likewise.
17233 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
17234 (simple_goto_p): Likewise.
17235 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
17236 * tree-ssa-ccp.c (get_default_value): Likewise.
17237 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17238 * tree.c (needs_to_live_in_memory): Likewise.
17239 * tree-flow-inline.h (may_be_aliased): Move...
17240 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
17241 when TREE_STATIC variables may be addressable.
17243 2004-07-24 Jakub Jelinek <jakub@redhat.com>
17245 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
17247 2004-07-23 Zack Weinberg <zack@codesourcery.com>
17249 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
17250 bitmap contents if GENERATOR_FILE is defined.
17251 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
17252 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
17254 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
17256 * c-decl.c (start_function): Form composite type of function types
17257 rather than copying type from previous prototype declaration.
17259 2004-07-23 Janis Johnson <janis187@us.ibm.com>
17261 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
17262 the const qualifier for the second argument in the C++ functions.
17264 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
17265 specific pointer types.
17267 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
17268 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
17269 for vector bool and/or vector pixel, add C++ and C missing support.
17270 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
17271 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
17272 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
17273 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
17274 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
17275 missing C++ and C support for vector bool and/or vector pixel.
17276 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
17277 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
17278 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
17279 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
17280 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
17281 C++ and C types used for vector bool and/or vector pixel.
17282 (vec_st, vec_stl): Add C++ support for vector pixel.
17283 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
17284 (vec_all_ne): Add C++ support for vector pixel.
17286 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
17287 (vec_vmulesb): Add missing C++ function.
17288 (vec_perm): Fix type of third argument in C++ function.
17289 (vec_vsum4shs): Fix C++ function name.
17290 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
17291 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
17292 argument passed to the error handler in C macro.
17293 (vec_nmsub): Remove extra parens around argument names in C macro.
17294 (vec_packpx): Add missing parens in C macro.
17296 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
17298 * machmode.def: Remove vector modes.
17299 * config/alpha/alpha-modes.def: Add supported vector modes.
17300 * config/arm/arm-modes.def: Likewise.
17301 * config/frv/frv-modes.def: Likewise.
17302 * config/i386/i386-modes.def: Likewise.
17303 * config/rs6000/rs6000-modes.def: Likewise.
17304 * config/sh/sh-modes.def: Likewise.
17306 2004-07-23 Matthias Klose <doko@debian.org>
17308 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
17309 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
17310 * config.h: Regenerate.
17311 * configure: Likewise.
17313 2004-07-22 Mark Mitchell <mark@codesourcery.com>
17315 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
17316 generated SYMBOL_REFs for labels.
17317 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
17319 (machopic_stub_name): Remove.
17320 (machopic_indirection_name): New function.
17321 (machopic_mcount_stub_name): Likewise.
17322 (machopic_classify_name): Remove.
17323 (machopic_function_base_sym): New function.
17324 (machpoic_classify_symbol): Likewise.
17325 (machopic_classify_ident): Remove.
17326 (machopic_define_ident): Likewise.
17327 (machopic_define_name): Likewise.
17328 (machopic_name_defined_p): Likewise.
17329 (machopic_ident_defined_p): Likewise.
17330 (darwin_strip_name_encoding): Likewise.
17331 (machopic_define_symbol): New function.
17332 * config/darwin.c (hashtab.h): Include.
17333 (machopic_defined_list): Remove.
17334 (machopic_classify_ident): Likewise.
17335 (machopic_classify_name): Likewise.
17336 (machopic_ident_defined_p): Likewise.
17337 (machopic_define_ident): Likewise.
17338 (machopic_define_name): Likewise.
17339 (machopic_symbol_defined_p): New function.
17340 (machopic_classify_symbol): Likewise.
17341 (machopic_data_defined_p): Use machopic_classify_symbol.
17342 (machopic_define_symbol): New function.
17343 (machopic_function_base_sym): New function.
17344 (machopic_non_lazy_pointers): Remove.
17345 (machopic_non_lazy_ptr_name): Likewise.
17346 (machopic_stubs): Likewise.
17347 (machopic_stub_name): Likewise.
17348 (NON_LAZY_POINTER_SUFFIX): New macro.
17349 (STUB_SUFFIX): Likewise.
17350 (machopic_indirection): New structure.
17351 (machopic_indirections): New variable.
17352 (machopic_indirection_hash): New function.
17353 (machopic_indirection_eq): Likewise.
17354 (machopic_indirection_name): Likewise.
17355 (machopic_mcount_stub_name): New function.
17356 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
17358 (machopic_indirect_data_reference): Rework to use new functions.
17359 (machopic_indirect_call_target): Likewise.
17360 (machopic_legitimize_pic_address): Likewise.
17361 (machopic_output_indirection): New function.
17362 (machopic_finish): Use it.
17363 (machopic_operand_p): Rework to use new functions.
17364 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
17365 (darwin_strip_name_encoding): Remove.
17366 (update_non_lazy_ptrs): Remove.
17367 (update_stubs): Likewise.
17368 (darwin_non_lazy_pcrel): Use new functions.
17369 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
17370 (ASM_OUTPUT_LABELREF): Likewise.
17371 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
17372 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
17373 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
17374 (TARGET_STRIP_NAME_ENCODING): Do not use
17375 darwin_strip_name_encoding.
17376 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
17377 darwin_strip_name_encoding.
17378 * config/i386/darwin.h (FUNCTION_PROFILER): Use
17379 machopic_mcount_stub_name.
17380 * config/i386/i386.c (x86_output_mi_thunk): Use
17381 machopic_indirection_name, not machopic_stub_name.
17382 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
17383 machopic_function_base_sym.
17384 (print_operand): Use machopic_classify_symbol.
17385 (rs6000_emit_prologue): Use machopic_function_base_sym.
17386 (output_profile_hook): Do not use machopic_stub_name.
17387 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
17389 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17392 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
17395 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17397 * doc/implement-c.texi: New file.
17398 * doc/extend.texi (C Implementation): Move to there.
17399 * doc/gcc.texi: Include implement-c.texi.
17400 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
17402 2004-07-22 Jason Merrill <jason@redhat.com>
17404 * integrate.c (copy_decl_for_inlining): Remove invisible reference
17406 * tree-inline.c (setup_one_parameter): Likewise.
17408 2004-07-22 Brian Booth <bbooth@redhat.com>
17410 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
17411 (substitute_and_fold): Propigate into VUSE operands when possible.
17412 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
17413 (cp_lattice_meet): Handle merging of latticevalues when
17414 UNKNOWN_VAL is present.
17415 (visit_stmt): Visit assignments with V_MUST_DEFs.
17416 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
17417 (ccp_fold): Deal with RHS' that are constant and virtual.
17418 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
17419 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
17420 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
17421 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
17422 computing immediate uses.
17423 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
17425 (replace_vuse_in): New function.
17426 (likely_value): Add check of vuse operands.
17427 (get_default_value): Set the default value of virtually defined
17428 variables to UKNOWN_VAL instead of VARYING.
17430 2004-07-22 Richard Henderson <rth@redhat.com>
17432 * expr.c (emit_push_insn): Don't use set_mem_attributes.
17434 2004-07-22 Richard Henderson <rth@redhat.com>
17436 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
17437 variables due to conditional compilation.
17439 2004-07-22 Diego Novillo <dnovillo@redhat.com>
17441 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
17442 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
17443 Release SSA names that have been re-renamed.
17444 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
17446 * tree-ssa-alias.c (init_alias_info): If aliases have been
17447 computed before, clear existing alias information.
17448 (create_name_tags): Do no fixup PT_ANYTHING pointers.
17449 If the new name tag for a pointer is different than the one it
17450 had before, mark the old tag for renaming.
17451 (replace_may_alias): New function.
17452 (group_aliases): Call it.
17453 (setup_pointers_and_addressables): Always call get_tmt_for.
17454 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
17456 (set_pt_anything): New local function.
17457 (set_pt_malloc): New local function.
17458 (merge_pointed_to_info): Don't merge pointed-to variables from
17459 the original pointer if the destination is pointing to an
17461 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
17462 (add_pointed_to_var): Do not add a variable to the points-to
17463 set if the pointer is already pointing to anywhere.
17464 (collect_points_to_info_r): If the defining statement is a PHI
17465 node, only merge pointed-to information if the argument has
17466 already been visited.
17467 (get_tmt_for): Only create a new tag if the pointer didn't
17469 (dump_alias_info): Emit more information.
17470 (dump_points_to_info_for): Likewise.
17471 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
17472 try to get the annotation of an SSA_NAME.
17473 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
17474 alias sets when checking is enabled.
17475 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
17476 (eliminate): Mark basic blocks that will need
17477 EH information cleaned up.
17478 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
17480 Initialize need_eh_cleanup.
17481 (fini_pre): Call tree_purge_all_dead_eh_edges and
17482 cleanup_tree_cfg if needed.
17483 Free need_eh_cleanup.
17484 * tree-ssa.c (verify_ssa_name): New function.
17485 (verify_def): Call it.
17486 Re-arrange to avoid printing too many error messages.
17487 (verify_use): Likewise.
17488 (verify_phi_args): Likewise.
17489 (verify_flow_insensitive_alias_info): New function.
17490 (verify_flow_sensitive_alias_info): New function.
17491 (verify_alias_info): New function.
17492 (verify_ssa): Call verify_alias_info.
17493 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
17495 Re-arrange to avoid printing too many error messages.
17496 * tree-ssanames.c (make_ssa_name): Clear
17497 SSA_NAME_IN_FREE_LIST.
17498 (release_ssa_name): Never release a default definition.
17499 (release_defs): New function.
17500 * tree.h: Declare it.
17501 * tree-ssa-dce.c (remove_dead_stmt): Call it.
17503 2004-07-22 Diego Novillo <dnovillo@redhat.com>
17505 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
17506 If true, do a depth-first search. Do a breadht-first search,
17508 (walk_use_def_chains): Add new argument IS_DFS.
17510 * tree-flow.h (walk_use_def_chains): Update prototype.
17512 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
17514 * config/cris/cris.md: Tweak formatting.
17515 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
17516 (mover2side, moverside, movemside, movei, op3, andu): Replace
17517 live define_peephole:s with define_peephole2 near-equivalents.
17519 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
17521 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
17522 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
17523 "*mov_sidesi_mem" respectively.
17525 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
17527 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
17528 (gimplify_build1): Move from tree-complex.c do_unop.
17529 (gimplify_build2): Move from tree-complex.c do_binop.
17530 (gimplify_build3): New.
17531 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
17532 Adjust throughout to call the functions above.
17533 * tree-flow.h: Declare the functions above.
17534 * tree-nested.c (gimplify_val): Rename to...
17535 (tsi_gimplify_val): ... this.
17537 * Makefile.in (tree_complex.o): Update dependencies.
17538 (stor-layout.o): Depend on regs.h.
17539 * c-common.c (handle_vector_size_attribute): Update for
17540 vector types without corresponding vector modes.
17541 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
17542 a corresponding vector mode is not available.
17543 * print-tree.c (print_node): Print nunits for vector types
17544 * regclass.c (have_regs_of_mode): New.
17545 (init_reg_sets_1): Initialize it and use it instead
17546 of allocatable_regs_of_mode.
17547 * regs.h (have_regs_of_mode): Declare it.
17548 * stor-layout.c (layout_type): Pick a mode for vector types.
17549 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
17550 build_replicated_const, do_unop, do_binop, do_plus_minus,
17551 do_negate, expand_vector_piecewise, expand_vector_parallel,
17552 expand_vector_addition, expand_vector_operations_1,
17553 expand_vector_operations, tree_lower_operations,
17554 pass_lower_vector_ssa, pass_pre_expand): New.
17555 (expand_complex_operations, pass_lower_complex): Remove.
17556 * tree-optimize.c (init_tree_optimization_passes): Adjust
17557 pass ordering for changes in tree-complex.c.
17558 * tree-pass.h: Declare new passes.
17559 * tree.c (finish_vector_type): Remove.
17560 (make_vector_type): New.
17561 (build_vector_type_for_mode, build_vector_type): Rewritten.
17562 * tree.def (VECTOR_TYPE): Document where the number of
17563 subparts is stored.
17564 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
17565 (make_vector): Remove declaration.
17567 2004-07-21 Richard Henderson <rth@redhat.com>
17569 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
17570 TREE_THIS_VOLATILE, may_aliases, or optimization level.
17571 (remove_useless_vars): Dump debugging info.
17572 (expand_used_vars): Move ...
17573 * cfgexpand.c (expand_used_vars): ... here. Make static.
17574 * tree-flow-inline.h (set_is_used): New.
17575 (set_default_def): Use get_var_ann.
17576 * tree-flow.h: Update decls.
17577 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
17578 (create_ssa_var_map): Use it.
17579 * tree-ssa.c (set_is_used): Remove.
17581 2004-07-22 Ben Elliston <bje@au.ibm.com>
17583 * gdbinit.in: Set a breakpoint on internal_error.
17585 2004-07-21 Richard Henderson <rth@redhat.com>
17587 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
17588 to create a new basic block.
17590 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17593 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
17594 return type on function definitions. Move other warnings for
17595 qualified return type to -Wreturn-type. Do not condition any such
17596 warnings on -pedantic. Update comments.
17597 (start_function): Only copy function type from previous prototype
17598 declaration if return types are compatible.
17599 * c-typeck.c (function_types_compatible_p): Don't condition
17600 warning for incompatibility of volatile qualifiers on the return
17601 type on -pedantic. Update comment.
17602 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
17604 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17606 * c-typeck.c (set_init_index): Require designator to be of integer
17609 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17612 * c-parse.in (init): Change to exprtype.
17613 (primary): Set original_code for STRING to STRING_CST.
17614 Call maybe_warn_string_init for compound literals.
17615 (initdcl, notype_initdcl): Call maybe_warn_string_init.
17617 * c-tree.h (maybe_warn_string_init): New.
17618 (pop_init_level, process_init_element): Use struct c_expr.
17619 (struct c_expr): Update comment.
17620 * c-typeck.c (maybe_warn_string_init): New function.
17621 (digest_init): Call it. Additional parameter strict_string. All
17623 (output_init_element): Likewise.
17624 (struct constructor_stack): Use struct c_expr for
17626 (really_start_incremental_init, push_init_level): Update.
17627 (pop_init_level): Update. Return struct c_expr.
17628 (process_init_level): Update. Take struct c_expr argument.
17630 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
17632 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
17635 2004-07-21 Eric Christopher <echristo@redhat.com>
17637 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
17639 * c-decl.c (pop_scope): Ditto.
17640 * calls.c (expand_call): Remove call to current_nesting_level,
17641 update comment accordingly. Remove calls to expand_start_target_temps
17642 and expand_end_target_temps.
17643 * cfgexpand.c (construct_init_block): Remove call to
17644 expand_start_bindings_and_block.
17645 (construct_exit_block): Remove call to expand_end_bindings.
17646 * expr.c (safe_from_p): Remove BIND_EXPR handling.
17647 (expand_expr_real_1): Ditto. Fix formatting.
17648 (expand_vars): Delete.
17649 * stmt.c (POPSTACK): Remove block_stack.
17650 (stmt_status): Remove x_block_stack.
17651 (block_stack): Delete.
17652 (expand_start_bindings_and_block): Ditto.
17653 (expand_start_target_temps): Ditto.
17654 (expand_end_target_temps): Ditto.
17655 (current_nesting_level): Ditto.
17656 (warn_about_unused_variables): Ditto.
17657 (expand_end_bindings): Ditto.
17658 * tree.h: Remove declarations for above.
17660 2004-07-21 Steven Bosscher <stevenb@suse.de>
17662 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
17663 * rtl.c (note_insn_name): Likewise.
17664 * print-rtl.c (print_rtx): Don't print it.
17665 * cfgrtl.h (can_delete_note_p): Don't handle it.
17666 (rtl_delete_block): Likewise.
17667 * passes.c (rest_of_handle_guess_branch_prob): Remove.
17668 (rest_of_compilation): Don't call it.
17669 * predict.c (process_note_predictions, process_note_prediction,
17670 note_prediction_to_br_prob): Remove.
17671 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
17672 * stmt.c (return_prediction): Remove.
17673 (expand_value_return): Don't call it. Don't add prediction
17674 notes for return statements.
17676 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
17678 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
17681 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
17683 * c-common.c (vector_types_convertible_p): Use vector types'
17684 TYPE_SIZE and TREE_TYPE instead of their mode.
17685 * convert.c (convert_to_integer): Likewise.
17686 (convert_to_vector): Likewise.
17687 * fold-const.c (fold_convert): Likewise.
17688 * varasm.c (output_constant): Likewise.
17689 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
17690 Allow a VECTOR_TYPE initializer to be made of several vectors.
17691 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
17692 of cleared and need_to_clear, and use fold_convert.
17693 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
17696 2004-07-20 Richard Henderson <rth@redhat.com>
17698 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
17699 (expand_gimple_basic_block): out from here. Renamed from expand_block.
17701 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
17703 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
17704 enormous cost if not TARGET_HARD_MUL.
17706 2004-07-20 Andrew Pinski <apinski@apple.com>
17709 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
17712 2004-07-21 Paul brook <paul@codesourcery.com>
17714 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
17716 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17718 * fold-const.c (operand_equal_p): Temporarily support NULL args.
17719 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
17720 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
17722 2004-07-20 Zack Weinberg <zack@codesourcery.com>
17724 * rtl.h (plus_constant): Delete.
17725 (plus_constant_wide): Rename to plus_constant.
17726 (plus_constant_for_output_wide): Delete vestigial prototype.
17727 (GEN_INT): Remove unnecessary cast.
17728 * tree.h (build_int_2, size_int_type): Delete.
17729 (build_int_2_wide): Rename to build_int_2.
17730 (size_int_wide): Rename to size_int_kind.
17731 (size_int_type_wide): Rename to size_int_type.
17732 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
17733 Remove unnecessary cast.
17734 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
17735 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
17736 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
17737 (size_int_type_wide): Rename size_int_type.
17738 (int_const_binop): Use size_int_type.
17739 * c-lex.c (interpret_integer): Use build_int_2.
17740 * final.c (split_double): Remove unnecessary casts.
17741 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
17743 2004-07-20 Richard Henderson <rth@redhat.com>
17745 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
17746 (gimplify_compound_lval): Use is_gimple_tmp_reg.
17747 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
17748 (is_gimple_tmp_reg): New.
17749 * tree-gimple.h (is_gimple_tmp_reg): Declare.
17751 2004-07-20 Richard Henderson <rth@redhat.com>
17753 * tree-pretty-print.c (dump_generic_node): Dump
17754 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
17756 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
17758 * tree-mudflap.c (mf_set_options_fndecl): New tree.
17759 (mudflap_init): Set it.
17760 (mudflap_register_call): Remove __mf_init call.
17761 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
17762 to pass "-ignore-reads" option to libmudflap if needed.
17764 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
17767 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
17768 (MAKE_DECL_ONE_ONLY): Undefine.
17769 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
17770 readonly_data, one_only_data_section, forget_section): New prototypes.
17771 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
17773 (pa_select_section): Add one-only (COMDAT) support.
17774 * pa.h (struct machine_function): Define.
17775 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
17776 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
17777 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
17778 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
17779 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
17780 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
17781 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
17782 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
17783 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
17784 for EXTRA_SECTION_FUNCTIONS.
17785 * doc/install.texi: Update binutils requirements.
17787 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
17789 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
17790 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
17791 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
17793 (struct VEC): Use unsigned for num and alloc.
17794 * vec.c (struct vec_prefix): Likewise.
17795 (vec_o_reserve): Adjust.
17797 * dbxout.c (dbxout_type): Fix printf format.
17799 * tree.h (binfo_member): Remove.
17800 * tree.c (binfo_member): Remove.
17802 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
17804 * tree.h: Include vec.h
17805 (DEF_VEC_P(tree)): New type.
17806 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
17807 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
17808 (BINFO_LANG_SLOT): Remove.
17809 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
17810 (struct tree_binfo): Turn base_binfos into a trailing
17811 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
17812 (binfo_lang_slots): Remove.
17813 * tree.c (binfo_lang_slots): Remove.
17814 (make_tree_binfo_stat): Take a base binfo count, not a
17815 lang slot count. Adjust.
17816 * Makefile.in (TREE_H): Add vec.h
17817 * alias.c (record_component_aliases): Adjust BINFO access.
17818 * dbxout.c (dbxout_type): Likewise.
17819 * dwarf2out.c (gen_member_die): Likewise.
17820 * sdbout.c (sdbout_one_type): Likewise.
17821 * tree-dump.c (deque_and_dump): Likewise.
17822 * config/i386/i386.c (classify_argument,
17823 contains_128bit_aligned_vector_p): Likewise.
17824 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
17825 * doc/c-tree.texi (Classes): Update BINFO documentation.
17827 2004-07-20 Steven Bosscher <stevenb@suse.de>
17829 * c-common.h (check_case_value): Remove prototype.
17830 (c_add_case_label): Adjust prototype.
17831 * c-common.c (check_case_value): Make static.
17832 (check_case_bounds): New function.
17833 (c_add_case_label): Use it. Take new argument orig_type.
17834 * c-typeck.c (struct c_switch): New orig_type field.
17835 (c_start_case): Set it.
17836 (do_case): Pass it to c_add_case_label.
17837 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
17838 cases from here. Add the labels in reverse order.
17839 * stmt.c (struct case_node): Adjust comment. Remove balance field.
17840 (add_case_node): Return nothing, don't check for duplicate cases.
17841 Insert new case nodes in a list, not in an AVL tree.
17842 (expand_end_case_type): Don't turn a case tree into a case list.
17843 (case_tree2list): Remove.
17844 * tree.h (add_case_node): Adjust prototype.
17846 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
17848 * genattr.c (struct range, struct function_unit,
17849 write_units, extend_range, init_range): Remove them.
17850 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
17851 Output "#define INSN_SCHEDULING" here.
17852 * genattrtab.c (struct range, struct function_unit_op,
17853 struct function_unit, struct dimension, enum operator,
17854 operate_exp, expand_units, simplify_knowing,
17855 encode_units_mask, simplify_by_exploding,
17856 find_and_mark_used_attributes, unmark_used_attributes,
17857 add_values_to_cover, increment_current_value,
17858 test_for_current_value, simplify_with_current_value,
17859 simplify_with_current_value_aux, gen_unit,
17860 write_unit_name, write_function_unit_info,
17861 write_complex_function, write_toplevel_expr,
17862 find_single_value, extend_range): Remove.
17863 (write_attr_get): Do not handle common_av->value
17865 (struct attr_desc): Remove func_units_p and blockage_p.
17866 (write_attr_valueq): Do not handle them.
17867 (find_attr): Do not clear them.
17868 (make_internal_attr): Do not initialize them.
17869 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
17870 * sched-vis.c (init_target_units, insn_print_units,
17871 init_block_visualization, print_block_visualization,
17872 visualize_scheduled_insns, visualize_no_unit,
17873 visualize_stall_cycles, visualize_alloc,
17874 visualize_free, target_units, get_visual_tbl_length,
17875 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
17876 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
17877 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
17878 * haifa-sched.c (blockage_range, clear_units,
17879 schedule_unit, actual_hazard, potential_hazard,
17880 insn_unit, unit_last_insn, unit_tick,
17881 actual_hazard_this_instance, potential_hazard,
17882 schedule_unit, max_insn_queue_index_value): Remove.
17883 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
17884 max_insn_queue_index.
17885 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
17886 * doc/md.texi (Processor pipeline description): Remove
17887 references to old pipeline descriptions.
17888 (Automaton pipeline description): Merge with the above.
17889 (Old pipeline description, Comparison of the two descriptions):
17892 * bt-load.c (migrate_btr_def): Remove references to
17893 use_pipeline_interface.
17894 * haifa-sched.c (insn_cost, schedule_insn,
17895 schedule_block, advance_one_cycle, sched_init,
17896 queue_to_ready, sched_finish): Likewise.
17897 * modulo-sched.c (sms_schedule, advance_one_cycle,
17898 ps_has_conflicts): Likewise.
17899 * sched-rgn.c (init_ready): Likewise.
17900 (debug_dependencies): Likewise, and remove an "if (1)".
17901 * target.h (use_dfa_pipeline_interface): Remove.
17902 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17903 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17904 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17905 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17906 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17907 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17908 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17909 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17910 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17911 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17912 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17913 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17914 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17915 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17916 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17917 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17918 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17919 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17920 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17922 2004-07-19 Roger Sayle <roger@eyesopen.com>
17924 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
17926 2004-07-19 Jeff Law <law@redhat.com>
17928 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
17929 (get_eq_expr_value): Use it. Simplify slightly.
17931 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
17933 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
17934 (umulsidi3_32bit_r4000): Likewise.
17936 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
17938 * vec.h: Propagate location information properly.
17939 (VEC_T_iterate): Add result pointer parameter.
17940 (VEC_T_space): New.
17941 (VEC_T_reserve): Use it.
17943 2004-07-19 Daniel Jacobowitz <dan@debian.org>
17945 * Makefile.in (c-format.o): Depend on c-format.h.
17946 * c-format.h: New file.
17947 (struct format_char_info): Add CHAIN member.
17948 * c-format.c: Move some types and constants to c-format.h.
17949 (format_type_error): Set to -1.
17950 (struct function_format_info): Use an int for format_type.
17951 (decode_format_type): Return an int. Return format_type_error
17953 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
17954 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
17955 (scan_char_table, time_char_table, monetary_char_table): Initialize
17957 (n_format_types): New variable.
17958 (check_format_info_main): Handle CHAIN in format_char_info.
17959 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
17960 TARGET_N_FORMAT_TYPES.
17961 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
17962 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
17963 * config/sol2-c.c: New file.
17964 * config/t-sol2: New file.
17965 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
17966 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
17967 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
17969 * doc/extend.texi (Target Format Checks): New section.
17970 (Function Attributes): Mention it.
17971 * doc/invoke.texi: Mention target format checks.
17972 * doc/sourcebuild.texi: Mention target format checks.
17973 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
17974 TARGET_FORMAT_TYPES.
17976 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
17978 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
17980 * config/s390/s390.c (regclass_map initializer): Register 35 added to
17982 (load_multiple_operation, store_multiple_operation): Removed
17983 pointless sanity check.
17984 (s390_decompose_address): Added check for return_address_pointer_rtx.
17985 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
17986 (s390_return_address_offset): New function.
17987 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
17988 (FRAME_REGNO_P): Added check for register 35.
17989 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
17990 REG_ALLOC_ORDER): Appended entry for register 35.
17991 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
17992 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
17993 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
17994 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
17995 is eliminable using stack pointer or hard frame pointer.
17996 (REGISTER_NAMES): Added name for register 35.
17997 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
17998 pointless sanity check.
18000 2004-07-19 Roger Sayle <roger@eyesopen.com>
18002 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
18003 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
18004 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
18005 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
18006 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
18007 (fold_relational_const): Tidy up handling of floating point
18008 comparisons by calling real_compare. Remove tree_expr_nonzero_p
18009 transformation; fold_relational_const assumes constant operands.
18011 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
18013 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
18016 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
18018 * c-tree.h (struct c_expr): Define.
18019 (C_SET_EXP_ORIGINAL_CODE): Remove.
18020 (parser_build_binary_op, build_compound_expr): Update prototypes.
18021 * c-parse.in (%union): Add exprtype.
18022 (FUNC_NAME): Mark as ttype.
18023 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
18025 (expr): Update. Define directly in terms of expr_no_commas
18026 instead of using nonnull_exprlist.
18027 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
18028 offsetof_member_designator, typespec_nonreserved_nonattr, init,
18029 initval, designator, component_declarator,
18030 component_notype_declarator, enumerator, array_declarator,
18031 condition, exexpr, switch_statement, stmt_nocomp, stmt,
18032 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
18033 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
18035 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
18036 * c-common.c (c_common_truthvalue_conversion): Don't check
18037 C_EXP_ORIGINAL_CODE.
18038 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
18039 Don't use C_EXP_ORIGINAL_CODE.
18040 (default_conversion, default_function_array_conversion): Don't use
18041 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
18042 (internal_build_compound_expr): Merge into build_compound_expr.
18043 (build_compound_expr): Take two operands instead of a TREE_LIST.
18044 * objc/objc-act.c (get_super_receiver): Update calls to
18045 build_compound_expr.
18047 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
18049 * config/sh/sh.c (sh_use_dfa_interface): Remove.
18050 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
18052 * config/sh/sh.md: Extract pipeline descriptions
18053 into separate files.
18054 * config/sh/sh1.md: New file, extracted from sh.md.
18055 * config/sh/sh4.md: New file, extracted from sh.md.
18056 * config/sh/shmedia.md: New file, extracted from sh.md
18057 and rewritten using new-style pipeline description.
18059 2004-07-18 Zack Weinberg <zack@codesourcery.com>
18061 * config/pa/pa.md: Delete the two remaining define_peephole
18064 2004-07-18 Steven Bosscher <stevenb@suse.de>
18065 Joseph S. Myers <jsm@polyomino.org.uk>
18067 * c-common.c (c_common_truthvalue_conversion): Don't warn if
18068 TREE_NO_WARNING is set.
18070 2004-07-18 Roger Sayle <roger@eyesopen.com>
18072 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
18073 simplify_builtin_strncmp): Delete.
18074 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
18075 Change argument to accept an arglist instead of an "exp". Assume
18076 that the return type is always integer_type_node. Copy missing
18077 transformations from their now obsolete simplify_builtin_*
18079 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
18080 fold_builtin_strcmp and fold_builtin_strncmp.
18081 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
18082 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
18083 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
18085 2004-07-18 Daniel Jacobowitz <dan@debian.org>
18087 * Makefile.in (tree-alias-common.o): Update dependencies.
18089 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
18091 * cfgloop.c (flow_loop_nested_p): Fix comment.
18093 2004-07-17 Jason Merrill <jason@redhat.com>
18096 * stor-layout.c (relayout_decl): New fn.
18097 * tree.h: Declare it.
18098 (DECL_BY_REFERENCE): New macro.
18100 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
18102 * libgcc2.c (__enable_execute_stack): New symbol.
18103 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
18104 and declare __enable_execute_stack.
18105 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
18106 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
18107 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18108 ENABLE_EXECUTE_STACK.
18109 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
18110 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18111 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18112 ENABLE_EXECUTE_STACK.
18113 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18114 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
18115 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18116 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18117 ENABLE_EXECUTE_STACK.
18118 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18119 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18120 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18121 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18122 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
18123 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18124 (sparc64_initialize_trampoline): Likewise.
18125 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
18127 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
18129 * langhooks.h (builtin_function): New langhook.
18130 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
18131 (LANG_HOOKS_INITIALIZER): Update.
18132 * tree.h (builtin_function): Remove.
18133 * doc/tm.texi: Update.
18134 * c-tree.h (builtin_function): Declare.
18135 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
18136 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
18137 config/ia64/ia64.c, config/iq2000/iq2000.c,
18138 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
18139 config/stormy16/stormy16.c: All callers of builtin_function
18142 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
18145 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
18146 Remove white space after the backslash.
18148 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18150 PR rtl-optimization/16294
18151 * resource.c (return_insn_p): New predicate.
18152 (mark_target_live_regs): Use it. Special-case return insns.
18153 (init_resource_info): Use it. Don't scan the epilogue past
18156 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18158 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
18159 destroy dominance information.
18160 * passes.c (rest_of_handle_loop2): Free dominance information.
18161 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
18163 (thread_jumps): Update dominance information and remove unreachable
18165 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
18166 information and remove the unreachable block.
18168 2004-07-17 Graham Stott <graham.stott@btinternet.com>
18170 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
18172 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
18174 * doc/sourcebuild.texi: Remove libf2c entry.
18176 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
18178 * config/i386/i386.md (movv16qi_internal): Fix typo.
18180 2004-07-17 Steven Bosscher <stevenb@suse.de>
18182 * final.c (final_scan_insn): Fix broken commit from previous
18185 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
18187 * c-typeck.c (parser_build_binary_op): Condition warnings for
18188 X<=Y<=Z on -Wparentheses instead of -Wextra.
18189 * doc/invoke.texi: Update. Document that most of -Wparentheses is
18190 supported for C only.
18192 2004-07-17 Steven Bosscher <stevenb@suse.de>
18194 * cfgcleanup.c (try_simplify_condjump): Don't remove line
18195 notes to avoid unreachable code warnings.
18196 * toplev.c (backend_init): Don't emit line notes for
18197 unreachable code warnings.
18199 * combine.c (distribute_notes): Don't distribute a
18200 REG_VTABLE_REF note.
18201 * final.c (final_scan_insn): Don't handle it.
18202 * rtl.c (reg_note_name): Remove it.
18203 * rtl.h (enum reg_node): Dito.
18205 * emit-rtl.c (force_line_numbers, restore_line_number_status):
18207 * rtl.h (force_line_numbers, restore_line_number_status):
18210 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
18211 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
18212 (using_eh_for_cleanups): Also moved here.
18214 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
18215 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
18216 to expand_start_case and add_case_node.
18217 * stmt.c (struct nesting): Cleanup unused fields condition_code,
18218 last_unconditional_cleanup, nominal_type, printname, and
18219 line_number_status.
18220 (struct fixup_goto): Remove.
18221 (struct stmt_status): Remove x_goto_fixup_chain field.
18222 (goto_fixup_chain): Remove.
18223 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
18224 pushcase, pushcase_range): Remove.
18225 (expand_start_bindings_and_block): Don't set unused fields in
18227 (expand_start_case, add_case_node): Cleanup unused formal arguments.
18228 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
18229 instead of emit_jump_if_reachable.
18230 (emit_case_nodes): Likewise.
18231 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
18233 (update_eh_label): Work around left-over exception handing regions.
18234 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
18235 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
18236 (pass_cleanup_cfg_post_optimizing): New pass.
18237 (init_tree_optimization_passes): Run the new pass after all
18239 * tree.h (pushcase, pushcase_range): Remove prototypes.
18240 (expand_start_case, add_case_node): Update prototypes.
18242 2004-07-16 Krister Walfridsson <cato@df.lth.se>
18244 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
18246 2004-07-16 Richard Henderson <rth@redhat.com>
18248 * builtins.c (std_expand_builtin_va_arg): Remove.
18249 (expand_builtin_va_arg): Remove.
18250 * expr.h: Don't declare them.
18251 * gimplify.c (mark_decls_volatile_r): Remove.
18252 (copy_if_shared_r): Don't call it.
18253 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
18254 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
18255 * gimple-low.c (lower_stmt): Likewise.
18256 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
18257 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
18258 * tree-ssa-operands.c (get_expr_operands): Likewise.
18259 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
18260 EXPAND_BUILTIN_VA_ARG.
18261 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
18262 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
18263 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
18264 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
18266 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
18268 * tree-ssa-pre.c (insert_aux): Break out if we hit
18271 2004-07-16 Richard Henderson <rth@redhat.com>
18273 * basic-block.h (remove_fake_exit_edges): Declare.
18274 * cfganal.c (remove_fake_predecessors): Rename from
18275 remove_fake_successors; iterate over predecessors.
18276 (remove_fake_exit_edges): New.
18277 * cfgcleanup.c (try_optimize_cfg): Use it.
18278 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
18279 * predict.c (estimate_probability): Likewise.
18280 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
18281 * tree-cfg.c (make_edges): Likewise.
18282 * tree-ssa-pre.c (fini_pre): Likewise.
18283 * profile.c (instrument_edges): Don't remove_fake_edges.
18284 (branch_prob): Do it earlier here.
18286 2004-07-16 Richard Henderson <rth@redhat.com>
18288 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
18289 switchification wrt CONSTRUCTOR. Document the reason.
18291 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
18293 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
18294 that prevented descriptive __mf_check source location strings.
18296 2004-07-16 Richard Henderson <rth@redhat.com>
18298 * tree-def (WITH_SIZE_EXPR): New.
18299 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
18300 * expr.c (expand_expr_real_1): Likewise.
18301 * gimplify.c (maybe_with_size_expr): New.
18302 (gimplify_arg, gimplify_modify_expr): Use it.
18303 (gimplify_modify_expr_to_memcpy): Take size parameter.
18304 (gimplify_modify_expr_to_memset): Likewise.
18305 (gimplify_expr): Handle WITH_SIZE_EXPR.
18306 * tree-alias-common.c (find_func_aliases): Likewise.
18307 * tree-eh.c (tree_could_trap_p): Likewise.
18308 (tree_could_throw_p): Likewise.
18309 * tree-gimple.c (is_gimple_lvalue): Likewise.
18310 (get_call_expr_in): Likewise.
18311 * tree-inline.c (estimate_num_insns_1): Likewise.
18312 (expand_calls_inline): Likewise.
18313 * tree-nested.c (convert_call_expr): Likewise.
18314 * tree-pretty-print.c (dump_generic_node): Likewise.
18315 * tree-sra.c (sra_walk_expr): Likewise.
18316 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
18317 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
18318 * tree-ssa-operands.c (get_expr_operands): Likewise.
18319 * tree-tailcall.c (find_tail_calls): Likewise.
18321 * calls.c (expand_call): Reset old_stack_allocated after
18322 calling emit_stack_restore.
18324 2004-07-16 Richard Henderson <rth@redhat.com>
18326 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
18327 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
18328 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
18329 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
18330 copy_res_decl_for_inlining.
18332 * tree-inline.c (declare_return_variable): New modify_dest argument.
18333 Use it as the return value, when possible or manditory. Handle
18334 TREE_ADDRESSABLE types.
18335 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
18336 replacement of CALL_EXPR.
18338 2004-07-16 Richard Henderson <rth@redhat.com>
18340 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
18341 * gimple-low.c (expand_var_p): Don't check it.
18342 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
18343 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
18344 * tree-ssa-operands.c (add_stmt_operand): Likewise.
18345 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
18346 (find_referenced_vars): Don't call them.
18347 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
18349 2004-07-16 Richard Henderson <rth@redhat.com>
18351 * function.c (pass_by_reference): True for all variable sized types.
18353 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
18355 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
18356 * tree-pretty-print.c: Include tree-chrec.h.
18357 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
18358 and POLYNOMIAL_CHREC nodes.
18360 2004-07-16 Steve Ellcey <sje@cup.hp.com>
18362 * builtins.c (expand_builtin_stpcpy): Do not create temporary
18365 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
18367 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
18369 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
18371 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
18373 * config/s390/s390.c: Likewise.
18374 * config/s390/s390.h: Likewise.
18376 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18378 * config/mips/mips.md (addsi3, adddi3): Remove special handling
18379 of $sp adds. Remove REGNO checks from mips16 patterns.
18381 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18383 * config/mips/mips.md: Delete outdated comment.
18385 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18387 * config/mips/mips.c (get_float_compare_codes): Delete.
18388 (mips_emit_compare): New function, mostly extracted from
18389 get_float_compare_codes and gen_conditional_branch.
18390 (gen_conditional_branch, gen_conditional_move): Use it.
18392 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
18394 * genautomata.c (add_vect): Speedup by using integers as
18395 bit-vectors for walking through the comb_vect and finding
18398 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18400 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
18401 operand is an uns_arith_operand; use subtraction otherwise.
18402 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
18403 not just arith_operands.
18405 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18407 * config/mips/mips-protos.h (gen_int_relational): Delete.
18408 (mips_emit_scc): Declare.
18409 * config/mips/mips.c (internal_test): Delete.
18410 (sle_operand, sleu_operand): New functions.
18411 (map_test_to_internal_test, gen_int_relational): Delete.
18412 (mips_emit_binary, mips_relational_operand_ok_p)
18413 (mips_emit_int_relational, mips_zero_if_equal)
18414 (mips_emit_scc): New functions.
18415 (gen_conditional_branch): Rework to use mips_emit_int_relational.
18416 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
18418 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
18419 (sltu, sleu): Use mips_emit_scc.
18420 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
18421 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
18422 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
18424 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18426 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
18428 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18430 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
18431 (*sne_[sd]i): Likewise sne_[sd]i_zero.
18432 (*sgt_[sd]i): ...and sgt_[sd]i.
18433 (*slt_[sd]i): ...and slt_[sd]i.
18434 (*sgtu_[sd]i): ...and sgtu_[sd]i.
18435 (*sltu_[sd]i): ...and sltu_[sd]i.
18436 (*sleu_[sd]i): ...and sleu_[sd]i_const.
18437 Name previously unnamed mips16 patterns. Formatting fixes.
18439 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18441 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
18442 (branch_type): Delete.
18443 (gen_conditional_branch, gen_conditional_move)
18444 (mips_gen_conditional_trap): Update after name change. Get the
18445 comparison mode from cmp_operands[0].
18446 * config/mips/mips.h (cmp_type, branch_type): Delete.
18447 (cmp_operands): Renamed from branch_cmp.
18448 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
18449 name change. Don't set branch_type.
18450 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
18451 mode class of cmp_operands[0] rather than branch_type. Update after
18454 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18456 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
18457 of 0...255 to 0 when inside a SET.
18459 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18461 * config/mips/mips.md: Remove mips16 define_peepholes.
18463 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
18465 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
18466 (fini_pre): Remove fake edges.
18468 2004-07-15 Richard Henderson <rth@redhat.com>
18470 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
18471 (get_indirect_ref_operands, get_call_expr_operands): ... these.
18473 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
18475 * vec.h (VEC_address): New function.
18477 2004-07-14 Jason Merrill <jason@redhat.com>
18479 PR middle-end/15885
18480 * gimplify.c (gimplify_arg): New fn, split out from...
18481 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
18483 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
18485 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
18486 generate code which is generated by pushqi1 now
18487 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
18489 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
18491 * combine.c (simplify_set): match the mode of the constant 0 with
18492 the tested operand to match the compare behaviour and the
18493 simplify_relational_operation() expectation.
18495 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
18497 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
18498 ("bordered"): Same.
18500 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
18502 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
18504 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
18506 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
18508 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
18509 calls in mips16 code.
18511 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
18513 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
18514 the destination of the li as well as for the neg.
18516 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
18519 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
18520 * cgraph.h: Update declaration.
18521 * c-decl.c (build_cdtor): Update call with default priority.
18522 * coverage.c (create_coverage): Ditto.
18523 * tree-mudflap.c (mf_init_fndecl): New tree.
18524 (mudflap_init): Set it.
18525 (mudflap_register_call): Arrange to call __mf_init before the first
18526 __mf_register call.
18527 (mudflap_finish_file): Mark the mudflap static initializer as extra
18528 high priority, to beat all C++ static constructors.
18530 2004-07-15 Jeff Law <law@redhat.com>
18532 * loop.c (check_insn_for_givs): Restore check for code labels that was
18533 accidentally deleted by a recent checkin.
18535 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
18537 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
18538 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
18540 2004-07-14 Richard Henderson <rth@redhat.com>
18542 * print-tree.c (print_node): Fix casts last change.
18544 2004-07-15 Paul Brook <paul@codesourcery.com>
18546 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
18547 to TARGET_UNWIND_INFO.
18548 * except.c (output_function_exception_table): Ditto.
18550 * opts.c (decode_options): Ditto.
18551 * passes.c (rest_of_handle_final): Ditto.
18552 * final.c (final_start_function): Ditto.
18553 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
18555 * targhooks.h (default_unwind_emit): Declare.
18556 * targhooks.c (default_unwind_emit): New function.
18557 * target-def.h: Define and use TARGET_UNWIND_EMIT.
18558 * target.h (struct gcc_target): Add unwind_emit.
18559 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
18560 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
18561 Remove IA64_UNWIND_EMIT.
18562 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
18564 2004-07-14 Richard Henderson <rth@redhat.com>
18566 * print-tree.c (print_node): Handle SSA_NAME.
18568 2004-07-14 James E Wilson <wilson@specifixinc.com>
18571 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
18572 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
18574 2004-07-15 Jakub Jelinek <jakub@redhat.com>
18576 * expr.c (expand_assignment): Reenable bitfield += optimizations.
18577 Use alias set 0 for memory, do proper mode calculations and adjust
18578 address for memories.
18580 2004-07-14 Per Bothner <per@bothner.com>
18582 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
18583 structure with extra column field.
18584 * tree.c (expand_location): Also fill in column field.
18585 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
18586 gets confused by the two conditionally-compiled definitions.
18588 2004-07-14 Eric Christopher <echristo@redhat.com>
18590 * calls.c (expand_call): Fix typo in comment.
18592 2004-07-14 Steve Ellcey <sje@cup.hp.com>
18594 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
18595 comparision of TFmode.
18597 2004-07-14 Richard Henderson <rth@redhat.com>
18599 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
18600 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
18601 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
18602 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18603 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
18604 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
18605 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18606 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
18607 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
18609 2004-07-14 Mike Stump <mrs@apple.com>
18611 * config/darwin.h (WINT_TYPE): Define to be int to match
18612 system header files.
18614 2004-07-14 Bob Wilson <bob.wilson@acm.org>
18616 * config/xtensa/xtensa.c (function_arg_advance): Check for args
18617 that must be passed in the stack.
18618 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
18619 arguments if the size is not a constant.
18621 2004-07-14 Per Bothner <per@bothner.com>
18623 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
18624 instead of EXPR_LOCUS in a boolean context, which is always true
18625 if --enable-mapped-location.
18626 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
18628 2004-07-14 Richard Henderson <rth@redhat.com>
18630 * dominance.c (struct dom_info): Add fake_exit_edge.
18631 (init_dom_info): Allocate it.
18632 (free_dom_info): Free it.
18633 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
18635 (calc_idoms): Honor fake_exit_edge.
18637 2004-07-13 Jason Merrill <jason@redhat.com>
18639 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
18640 (rhs_test_for): New fn.
18641 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
18642 * tree-gimple.h: Declare them.
18643 * gimplify.c (gimplify_modify_expr): Use the new fns.
18645 2004-07-14 Richard Henderson <rth@redhat.com>
18647 * config/arm/arm-protos.h (arm_va_arg): Remove.
18648 * config/arm/arm.c (arm_va_arg): Remove.
18649 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
18650 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
18652 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18654 * pa.c (fix_range): New function to mark a range(s) of registers as
18656 (override_options): Call fix_range if the -mfixed-range option string
18658 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
18659 * doc/invoke.texi (-mfixed-range): Document new option.
18661 2004-07-14 David Edelsohn <edelsohn@gnu.org>
18663 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
18665 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
18667 2004-07-14 Roger Sayle <roger@eyesopen.com>
18669 * expmed.c (expand_sdiv_pow2): New function to expand signed division
18670 by a positive power of two, split out from expand_divmod. Provide
18671 an alternate implementation when shifts are expensive. Lower the
18672 threshold for using a branchless implementation to BRANCH_COST >= 2.
18673 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
18675 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18677 * tree-dfa.c (make_rename_temp): *Really* work just
18678 like create_tmp_var if called while outside SSA form.
18680 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
18682 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
18683 for division by zero.
18684 ("umodsi3"): Likewise.
18686 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
18688 * config/mips/mips.c (mips_output_move): When generating mips16 code,
18689 force loads of negative constants to be split.
18690 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
18691 Generalize SImode li/neg splitter to cope with other modes.
18693 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18695 * expmed.c: Remove more references to QUEUED in the comments.
18696 * expr.c: Likewise.
18698 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
18701 2004-07-13 Richard Henderson <rth@redhat.com>
18702 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
18705 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18707 * tree-dfa.c (make_rename_temp): Work just like
18708 create_tmp_var if called while outside SSA form.
18710 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18712 * expr.c (enqueue_insn, finish_expr_for_function,
18713 protect_from_queue, queued_subexp_p, mark_queue,
18714 emit_insns_enqueued_after_mark, emit_queue,
18715 expand_increment): Remove.
18716 (store_constructor): Expand increment as an assignment.
18717 (expand_expr_real_1 <case PREINCREMENT_EXPR,
18718 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
18719 case POSTDECREMENT_EXPR>): Abort.
18720 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
18721 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
18722 protect_from_queue, emit_queue, queued_subexp_p): Remove.
18723 * function.h (pending_chain, x_pending_chain): Remove.
18724 * rtl.def (QUEUED): Remove.
18726 * emit-rtl.c (copy_insn_1, copy_most_rtx,
18727 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
18728 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
18729 encode_units_mask): Likewise.
18730 * local-alloc.c (equiv_init_varies_p): Likewise.
18731 * rtl.c (copy_rtx): Likewise.
18732 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
18733 * simplify-rtx.c (simplify_gen_subreg): Likewise.
18734 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
18736 * builtins.c (expand_builtin, expand_builtin_apply,
18737 expand_builtin_mathfn, expand_builtin_mathfn_2,
18738 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
18739 Remove calls to emit_queue and protect_from_queue.
18740 * calls.c (expand_call, precompute_arguments,
18741 precompute_register_parameters, rtx_for_function_call,
18742 store_one_arg): Likewise.
18743 * dojump.c (do_compare_and_jump, do_jump): Likewise.
18744 * explow.c (memory_address): Likewise.
18745 * expmed.c (clear_by_pieces_1, clear_storage,
18746 clear_storage_via_libcall, emit_group_load,
18747 emit_group_store, emit_store_flag,
18748 expand_expr_real_1, store_by_pieces,
18749 store_constructor, store_expr, try_casesi,
18750 try_tablejump): Likewise.
18751 * function.c (expand_pending_sizes): Likewise.
18752 * optabs.c (emit_cmp_and_jump_insns,
18753 emit_conditional_add, emit_conditional_move,
18754 expand_fix, expand_float, prepare_cmp_insn): Likewise.
18755 * stmt.c (emit_case_bit_tests,
18756 expand_asm_expr, expand_computed_goto,
18757 expand_decl_init, expand_end_case_type,
18758 expand_end_stmt_expr, expand_expr_stmt_value,
18759 expand_return, expand_start_case,
18760 optimize_tail_recursion): Likewise.
18761 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18762 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
18764 2004-07-14 Ben Elliston <bje@au.ibm.com>
18766 * vec.h: Comment fix.
18768 2004-07-13 Richard Henderson <rth@redhat.com>
18770 * target.h (struct gcc_target): Add calls.pass_by_reference.
18771 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
18772 * function.c (pass_by_reference): Use the hook.
18773 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
18774 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
18775 (hook_pass_by_reference_must_pass_in_stack): New.
18776 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
18777 (alpha_pass_by_reference): New.
18778 (TARGET_PASS_BY_REFERENCE): New.
18779 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18780 * config/arc/arc.c (arc_pass_by_reference): New.
18781 (TARGET_PASS_BY_REFERENCE): New.
18782 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18783 (FUNCTION_ARG_CALLEE_COPIES): True.
18784 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
18785 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
18786 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
18787 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18788 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18789 * config/cris/cris.c (cris_pass_by_reference): New.
18790 (TARGET_PASS_BY_REFERENCE): New.
18791 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
18792 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
18793 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18794 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
18795 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18796 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
18797 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
18798 (frv_function_arg_pass_by_reference): Remove.
18799 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18800 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
18801 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
18802 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
18803 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18804 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
18805 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
18806 (ia64_pass_by_reference): Rename from
18807 ia64_function_arg_pass_by_reference.
18808 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18809 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18810 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
18811 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
18812 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
18813 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18814 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
18815 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
18816 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
18817 (m32r_pass_by_reference): Adjust prototype. Make static.
18818 Handle mode sizes correctly.
18819 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18820 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
18821 (m68hc11_function_arg_pass_by_reference): Remove.
18822 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18823 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
18824 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
18825 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18826 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
18827 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
18828 (mips_va_arg): Use pass_by_reference.
18829 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
18830 Handle mode sizes correctly.
18831 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18832 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
18833 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
18834 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
18835 (mmix_pass_by_reference): Rename from
18836 mmix_function_arg_pass_by_reference.
18837 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18838 (FUNCTION_ARG_CALLEE_COPIES): True.
18839 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
18840 (mn10300_pass_by_reference): New.
18841 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18842 (FUNCTION_ARG_CALLEE_COPIES): True.
18843 * config/pa/pa.c (pa_pass_by_reference): New.
18844 (TARGET_PASS_BY_REFERENCE): New.
18845 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18846 (FUNCTION_ARG_CALLEE_COPIES): True.
18847 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
18848 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
18849 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
18850 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18851 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
18852 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
18853 (s390_pass_by_reference): Rename from
18854 s390_function_arg_pass_by_reference.
18855 (s390_function_arg_advance): Don't query pass-by-ref.
18856 (s390_function_arg): Likewise.
18857 (s390_gimplify_va_arg): Use pass_by_reference.
18858 (s390_call_saved_register_used): Likewise.
18859 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18860 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
18861 (shcompact_byref, sh_pass_by_reference): New.
18862 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18863 (SHCOMPACT_BYREF): Remove.
18864 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
18865 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
18866 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
18867 (sparc_gimplify_va_arg): Use pass_by_reference.
18868 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18869 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18870 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
18871 (v850_pass_by_reference): New.
18872 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18873 (FUNCTION_ARG_CALLEE_COPIES): True.
18874 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
18875 FUNCTION_ARG_PASS_BY_REFERENCE docs.
18877 2004-07-14 Richard Henderson <rth@redhat.com>
18878 Richard Sandiford <rsandifo@redhat.com>
18880 * config/mips/mips-protos.h (mips_va_arg): Delete.
18881 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
18882 * config/mips/mips.c: Include tree-gimple.h.
18883 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
18884 (mips_arg_info): Remove special handling of must_pass_in_stck args.
18885 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
18886 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
18888 2004-07-13 Bob Wilson <bob.wilson@acm.org>
18890 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
18891 arguments for COND_EXPR in big-endian adjustment code.
18893 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18895 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
18896 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
18897 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
18898 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
18900 2004-07-13 Diego Novillo <dnovillo@redhat.com>
18902 PR tree-optimization/16443
18903 * tree-ssa-alias.c: Add more description for
18904 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
18905 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
18906 clobbering of call-clobbered and addressable variables. If
18907 there are any before aliases have been computed, add them.
18909 2004-07-13 Diego Novillo <dnovillo@redhat.com>
18911 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
18914 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
18916 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
18917 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
18920 2004-07-13 Per Bothner <per@bothner.com>
18922 * collect2.c (main): Handle --no-demangle and --demangle flags.
18924 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
18926 * Makefile.in (OBJS-common): Add tree-data-ref.o.
18927 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
18928 (tree-data-ref.o): New rule.
18929 * lambda.h: New file.
18930 * tree-data-ref.c: New file.
18931 * tree-data-ref.h: New file.
18932 * tree.c (int_cst_value, tree_fold_gcd): New functions.
18933 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
18935 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18938 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
18939 * config/sparc/sparc.c (output_ubranch): New function.
18940 * config/sparc/sparc.md (jump pattern): Use it.
18942 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18945 * config/sparc/sparc.c (output_cbranch): Properly guard
18946 the code handling far branches with TARGET_V9.
18947 * config/sparc/sparc.md (length attribute): Document the
18948 side-effect of having a length greater or equal to 3.
18950 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18951 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
18954 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
18955 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
18957 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18958 Martin Sebor <sebor@roguewave.com>
18961 * doc/invoke.texi (SPARC options): Document -threads
18962 and -pthreads on Solaris.
18964 2004-07-13 Richard Henderson <rth@redhat.com>
18966 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
18968 (ind_gimplify_va_arg_expr): Remove.
18969 * tree.h (ind_gimplify_va_arg_expr): Remove.
18970 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
18971 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
18974 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
18975 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
18976 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
18977 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
18978 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
18980 2004-07-13 Richard Henderson <rth@redhat.com>
18982 * function.c (pass_by_reference): New.
18983 (assign_parm_find_data_types): Use it.
18984 * calls.c (initialize_argument_information): Likewise.
18985 (emit_library_call_value_1): Likewise.
18986 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18987 * function.h (pass_by_reference): Declare.
18989 2004-07-13 Richard Henderson <rth@redhat.com>
18991 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
18992 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
18993 * expr.h (MUST_PASS_IN_STACK): Remove.
18994 * system.h (MUST_PASS_IN_STACK): Poison.
18995 * tree.h (must_pass_in_stack_var_size): Declare.
18996 (must_pass_in_stack_var_size_or_pad): Declare.
18997 * calls.c (must_pass_in_stack_var_size): New.
18998 (must_pass_in_stack_var_size_or_pad): Rename from
18999 default_must_pass_in_stack.
19000 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
19001 (TARGET_MUST_PASS_IN_STACK): New.
19002 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
19003 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
19004 (TARGET_MUST_PASS_IN_STACK): New.
19005 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
19006 * config/frv/frv.c (frv_must_pass_in_stack): New.
19007 (TARGET_MUST_PASS_IN_STACK): New.
19008 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
19009 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
19010 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
19011 (ix86_must_pass_in_stack): Make static.
19012 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
19013 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
19014 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
19015 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
19016 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
19017 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
19018 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
19019 (mcore_must_pass_on_stack): Remove.
19020 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
19021 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
19022 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
19023 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
19024 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
19025 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
19026 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
19027 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
19028 (TARGET_MUST_PASS_IN_STACK): New.
19029 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
19030 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
19031 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
19032 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
19033 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
19034 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
19035 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
19036 MUST_PASS_IN_STACK.
19038 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
19039 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
19040 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
19041 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
19042 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
19043 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
19044 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
19045 config/xtensa/xtensa.c: Use target hook.
19047 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
19049 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
19050 * configure: Rebuilt.
19052 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19054 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
19055 * config/mips/mips.h (mips_reg_names): Don't declare.
19056 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
19057 (TARGET_NAME_REGS): Delete.
19058 (TARGET_SWITCHES): Remove -mrnames.
19059 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
19060 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
19062 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
19063 (override_options): Remove handling of TARGET_NAME_REGS.
19065 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19067 * config/mips/mips.h (TARGET_*): Boolify.
19069 2004-07-12 Nick Clifton <nickc@redhat.com>
19071 * config.gcc: Add sh-*-symbianelf target.
19072 * config/sh/sh.c: Add new target macros:
19073 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
19074 TARGET_CXX_IMPORT_EXPORT_CLASS.
19075 (sh_file_start): Create a definition of the .directive section.
19076 (sh_attribute): Add dllimport and dllexport attributes.
19077 * config/sh/symbian-pre.h: New file.
19078 * config/sh/symbian-post.h: New file.
19079 * config/sh/symbian.c: New file. Contains Symbian specific
19081 * config/sh/sh-protos.h: Add prototypes for new functions
19082 provided by symbian.c.
19083 * config/sh/t-symbian: New file.
19084 * doc/extend.texi: Document support for dllimport and dllexport
19085 attributes by the sh-symbianelf target.
19087 2004-07-12 James E Wilson <wilson@specifixinc.com>
19089 * Makefile.in (AR): Use @AR@ not ar.
19091 (AR_FOR_TARGET): Use $(AR) not ar for native.
19092 (NM_FOR_TARGET): Use $(NM) not nm for native.
19093 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
19094 * configure: Regenerate.
19096 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
19098 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
19100 (ashldi3_sp64): Likewise.
19102 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19105 * pa.c (function_arg): Update comment.
19106 * pa.h (BLOCK_REG_PADDING): Define.
19108 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19110 PR tree-optimization/16461
19111 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
19112 arguments of phi nodes.
19114 2004-07-12 Devang Patel <dpatel@apple.com>
19116 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
19118 2004-07-12 Steve Ellcey <sje@cup.hp.com>
19120 * function.c (expand_function_start): Ensure r_save is in Pmode.
19121 * calls.c (prepare_call_address): Ensure static_chain_value is
19123 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
19124 r_save_area are in Pmode.
19125 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
19126 fnaddr, and static_chain are in Pmode.
19128 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
19131 * config/ia64/ia64.c (bundling): Don't count ignored insns.
19133 2004-07-12 Richard Henderson <rth@redhat.com>
19135 * target.h (struct gcc_target): Move gimplify_va_arg_expr
19136 next to build_builtin_va_list.
19137 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
19138 * builtins.c (gimplify_va_arg_expr): Likewise.
19139 * gimplify.c (copy_if_shared_r): Likewise.
19141 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
19143 * passes.c (rest_of_decl_compilation): Don't defer call of
19144 assemble_variable if its DECL_RTL is already set.
19146 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
19148 * cfgloop.h (struct loop): Add nb_iterations field.
19149 (current_loops): Declare.
19150 * tree-chrec.c (chrec_not_analyzed_yet,
19151 chrec_dont_know, chrec_known, count_ev_in_wider_type,
19152 chrec_contains_symbols_defined_in_loop): Remove the temporary
19154 * tree-flow-inline.h (loop_containing_stmt): New function.
19155 * tree-scalar-evolution.c: Add implementation.
19156 * tree-scalar-evolution.h: Add declarations.
19158 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
19160 PR rtl-optimization/15921
19161 * Makefile.in (global.o): Add recog.h.
19163 * global.c (recog.h): Add the include-clause.
19164 (bb_info): New member earlyclobber.
19165 (allocate_bb_info, free_bb_info): Initialize/finish the new
19167 (earlyclobber_regclass, earlyclobber_regclass_length): The new
19169 (check_earlyclobber, regclass_intersect,
19170 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
19172 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
19173 (make_accurate_live_analysis): Modify pavin.
19175 2004-07-12 Diego Novillo <dnovillo@redhat.com>
19177 * tree-cfg.c (find_taken_edge): Statically compute the truth
19178 value of a predicate comparing an SSA_NAME to itself.
19180 2004-07-12 Roger Sayle <roger@eyesopen.com>
19182 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
19183 rs6000 doesn't have shift-and-add or shift-and-sub instructions
19184 by returning the cost of a multiplication plus an addition.
19186 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
19188 PR tree-optimization/14107
19189 * gimplify.c (gimplify_return_expr): Accept a
19190 RETURN_EXPR with an error argument.
19191 * tree-optimize.c (init_tree_optimization_passes):
19192 Run pass_warn_function_return at -O0.
19194 2004-07-12 Roger Sayle <roger@eyesopen.com>
19196 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
19199 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
19201 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
19202 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
19203 * config/mips/3000.md: Add copyright notice. Remove automota and
19204 function units; use generic ones instead. Only define reservations
19205 for things that are different from generic.md. Extend each clause
19207 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
19208 * config/mips/mips.md: Include them. Remove define_function_units.
19209 (alu, imuldiv): New automata and units.
19211 2004-07-12 Ben Elliston <bje@au.ibm.com>
19213 * doc/invoke.texi (Optimize Options): Document -frename-registers
19214 not being enabled by default at -O3.
19216 2004-07-11 Roger Sayle <roger@eyesopen.com>
19218 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
19219 floating point additions, to keep real immediate constant positive.
19220 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
19221 into X + C, and leave positive real constants as X - C.
19223 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19225 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
19227 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19229 PR tree-optimization/15654
19230 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
19232 2004-07-11 Roger Sayle <roger@eyesopen.com>
19234 * builtins.c (fold_builtin_fputs): Don't bother converting the
19235 return type to integer_type_node, as we've already checked that
19236 the result will be ignored.
19238 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
19239 that signed addition, subtraction, multiplication, division,
19240 remainder, negation and absolute value may potentially trap.
19242 * fold-const.c (fold_ignored_result): New function to strip
19243 non-side-effecting tree nodes from an expression whose result
19245 (fold_convert): Call fold_ignored_result when casting a value
19247 (omit_one_operand): Call fold_ignored_result on the "omitted"
19248 operand when building a COMPOUND_EXPR.
19249 (pedantic_omit_one_operand): Likewise.
19250 * tree.h (fold_ignored_result): Prototype here.
19251 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
19252 when we're going to ignore the result.
19254 2004-07-11 Richard Henderson <rth@redhat.com>
19257 * tree-ssa-ccp.c (fold_stmt_r): Split out...
19258 * tree.c (fields_compatible_p, find_compatible_field): ... new.
19259 * tree.h (fields_compatible_p, find_compatible_field): Declare.
19260 * tree-sra.c (sra_hash_tree): Hash fields by offset.
19261 (sra_elt_eq): Use fields_compatible_p.
19262 (generate_one_element_ref): Use find_compatible_field.
19264 2004-07-11 Richard Henderson <rth@redhat.com>
19267 * tree-sra.c (generate_one_element_init): New.
19268 (generate_element_init): Use it.
19269 (scalarize_init): Push/pop gimplify context around it.
19270 (find_new_referenced_vars_1, find_new_referenced_vars): New.
19271 * gimplify.c (gimplify_expr): Allow SSA_NAME.
19273 2004-07-11 Roger Sayle <roger@eyesopen.com>
19275 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
19276 combine.c's combine_insn_cost.
19277 * rtl.h (insn_rtx_cost): Prototype here.
19278 * combine.c (combine_insn_cost): Delete function.
19279 (combine_validate_cost): Update callers of combine_insn_cost to
19280 call insn_rtx_cost instead.
19281 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
19282 requesting the rtx_cost of call and/or jump instructions.
19284 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
19285 rtx_cost directly. Don't request/use the cost of call or jump
19286 instructions. Return -1 if the cost of any instruction can't be
19287 determined (or the BB contains a function call).
19288 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
19289 -1 (i.e. can't determine the cost of any instruction or the basic
19290 block contains a subroutine call).
19291 (find_if_case_2): Likewise.
19293 2004-07-11 Roger Sayle <roger@eyesopen.com>
19295 * rs6000.c (struct processor_costs): Change semantics of fields to
19296 include the COST_N_INSNS scaling, and update all initializers.
19297 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
19298 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
19299 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
19300 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
19302 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19304 * LANGUAGES: Remove obsolete information.
19306 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
19308 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
19309 SIGBUS signal frames, the PSW address points *to* the faulting
19310 instruction, not after it.
19312 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
19314 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
19315 added to TLS symbol addresses.
19317 2004-07-11 Richard Henderson <rth@redhat.com>
19319 * expmed.c (init_expmed): Use stack-local structures for
19320 temporary rtl. Don't recognize shifts.
19322 2004-07-11 Richard Henderson <rth@redhat.com>
19324 * expr.c (store_expr): Don't fiddle subreg promotion for types
19325 with precision smaller than the mode.
19327 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19329 * tree.h (all_types_permanent): Remove.
19331 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19333 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
19334 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
19335 * langhooks.c (lhd_clear_binding_stack): Remove.
19336 * langhooks-def.h (lhd_clear_binding_stack,
19337 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
19338 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
19339 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
19340 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
19341 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
19342 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
19343 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
19344 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
19345 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
19346 * tree.h (poplevel): Don't declare.
19347 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
19348 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
19349 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
19350 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
19353 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19355 PR tree-optimization/16437
19356 * c-common.c (shorten_compare): Don't mark result of conversion to
19357 narrower signed type as overflowing.
19358 * fold-const.c (decode_field_reference): Determine whether
19359 signedness comes from outer type using precision rather than size.
19361 2004-07-11 Phil Edwards <phil@codesourcery.com>
19363 * configure.ac: Alphabetize --enable-checking list, add
19364 missing valgrind entry.
19365 * configure: Regenerate.
19367 2004-07-11 Phil Edwards <phil@codesourcery.com>
19369 * doc/install.texi (Testing): Fix syntax in "make check" example.
19371 2004-07-10 James E Wilson <wilson@specifixinc.com>
19373 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
19375 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19377 PR rtl-optimization/16001
19378 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
19381 2004-07-10 Geoffrey Keating <geoffk@apple.com>
19383 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
19385 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
19386 James Morrison <phython@gcc.gnu.org>
19388 * doc/contrib.texi (Contributors): Add gfortran contributors and
19389 fix a couple of typos.
19391 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19393 PR rtl-optimization/15387
19394 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
19395 to incoming args space correctly.
19397 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19399 * pa.c (output_indirect_call): Only use %r2 as the link register in
19400 indirect calls with the long PA 2.0 pc-relative branch.
19402 2004-07-10 Daniel Jacobowitz <dan@debian.org>
19404 * config/i386/i386.c (override_options): Pick a 64-bit CPU
19405 for the default tuning if TARGET_64BIT.
19407 2004-07-10 Richard Henderson <rth@redhat.com>
19409 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
19410 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
19412 2004-07-10 Jakub Jelinek <jakub@redhat.com>
19414 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
19415 * expmed.c (store_bit_field, extract_bit_field): Remove last
19417 * builtins.c (expand_builtin_signbit): Adjust callers.
19418 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
19419 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
19420 * ifcvt.c (noce_emit_move_insn): Likewise.
19421 * stmt.c (expand_return): Likewise.
19422 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
19423 store_field, expand_expr_real_1): Likewise.
19425 2004-07-10 Richard Henderson <rth@redhat.com>
19427 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
19429 2004-07-09 Mike Stump <mrs@apple.com>
19431 * config/darwin.c (no_dead_strip): Add.
19432 (HAVE_DEAD_STRIP): Add.
19433 (darwin_emit_unwind_label): Ensure that we don't dead code strip
19436 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19438 * tree-ssa-loop-im.c: New file.
19439 * Makefile.in (tree-ssa-loop-im.o): Add.
19440 * cfgloop.c (superloop_at_depth): New function.
19441 * cfgloop.h (superloop_at_depth): Declare.
19442 * common.opt (ftree-lim): New flag.
19443 * expr.c (array_ref_up_bound): New function.
19444 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
19445 * timevar.def (TV_LIM): New timevar.
19446 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
19447 computing immediate uses of a phi node.
19448 * tree-flow.h (struct tree_ann_common_d): Add aux field.
19449 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
19450 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
19451 * tree-pass.h (pass_lim): Declare.
19452 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
19454 (pass_lim): New pass structure.
19455 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
19456 * tree.c (in_array_bounds_p): New function.
19457 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
19458 (in_array_bounds_p, array_ref_up_bound): Declare.
19459 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
19460 * doc/passes.texi (tree-ssa-loop-im.c): Document.
19462 2004-07-09 Richard Henderson <rth@redhat.com>
19464 * builtins.c (expand_builtin_stpcpy): Don't modify len.
19466 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
19469 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
19471 * flags.h: Delete redundant prototypes that are being generated
19472 in options.h from common.opt.
19473 * common.opt: Add in the expository comments formerly in flags.h.
19475 2004-07-09 Jan Beulich <jbeulich@novell.com>
19477 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
19478 available for use only when TARGET_MMX/_SSE is set, and check for
19479 variable argument function if any register count is non-zero.
19480 (function_arg): Correctly suppress repeated warnings for passing SSE
19481 vectors are arguments without SSE enabled.
19482 (ix86_function_arg_boundary): Without SSE enabled, the use of what
19483 would be SSE register modes does no longer influence the alignment.
19485 2004-07-09 Richard Henderson <rth@redhat.com>
19487 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
19488 Always align upward to arg boundary. Use size_in_bytes/round_up.
19489 Maintain type-correctness of constants.
19490 * stor-layout.c (round_up, round_down): Special-case powers of 2.
19492 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
19494 * config/sparc/sparc.c (*_costs): Scale instruction costs
19496 (sparc_rtx_costs): Adjust as appropriate.
19498 2004-07-09 Jan Beulich <jbeulich@novell.com>
19500 * config/i386/mm3dnow.h: New.
19501 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
19503 2004-07-09 Richard Henderson <rth@redhat.com>
19505 * simplify-rtx.c (simplify_const_relational_operation): Only
19506 look at bounds of scalar integers.
19508 2004-07-09 Jan Beulich <jbeulich@novell.com>
19510 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
19512 2004-07-09 Andrew Pinski <apinski@apple.com>
19514 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
19516 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
19517 UOBJC_METACLASS_decl.
19519 2004-07-09 James E Wilson <wilson@specifixinc.com>
19522 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
19523 do return a parallel if hfa_mode == XFmode and mode == TImode.
19525 2004-07-09 Jan Beulich <jbeulich@novell.com>
19527 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
19528 permissible for unary plus.
19530 2004-07-09 Jan Beulich <jbeulich@novell.com>
19532 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
19533 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
19534 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
19535 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
19536 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
19537 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
19538 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
19539 (BUILTIN_xxxIMAX): New.
19540 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
19541 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
19542 BUILT_IN_PARITYIMAX.
19544 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
19546 * config/sparc/sparc.h (processor_costs): Define.
19547 (sparc_costs): Declare.
19548 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
19549 hypersparc_costs, sparclet_costs, ultrasparc_costs,
19550 ultrasparc3_costs): New.
19551 (sparc_override_options): Set sparc_costs as appropriate.
19552 (sparc_rtx_costs): Use sparc_costs instead of messy
19555 2004-07-09 Steven Bosscher <stevenb@suse.de>
19557 * doc/md.texi (Processor pipeline description): Mention that
19558 the old pipeline description is deprecated.
19560 * config/rs6000/7450.md (automaton ppc7450): Split up, move
19561 mciu_7450 function unit to...
19562 (automaton ppc7450mciu): ...new automaton.
19564 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
19565 (schedule_block): Don't consider inserting bubbles.
19566 (sched_init): Don't initialize DFA bubbles.
19567 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
19568 TARGET_SCHED_DFA_BUBBLE): Remove.
19569 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
19570 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
19571 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
19573 * stmt.c (conditional_context): Remove prototype.
19574 * tree.h (conditional_context): Remove.
19575 * tree-cfg.c (pre_insert_on_edge): Remove.
19577 * c-common.h (c_expand_asm_operands): Remove prototype.
19578 * c-typeck.c (c_expand_asm_operands): Remove.
19580 2004-07-09 Jan Beulich <jbeulich@novell.com>
19582 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
19583 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
19584 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
19585 and V8QI are class SSE. All sufficiently small remaining vector modes
19586 must be passed in one or two integer registers.
19587 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
19588 returned in memory.
19589 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
19590 __builtin_ia32_pmuludq128 have non-uniform argument and return types
19591 and must thus be handled explicitly.
19592 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
19594 (movv8qi_internal, movv4hi_internal, movv2si_internal,
19595 movv2sf_internal): Permit moving between MMX and XMM registers (since
19596 MMX areguments and return values are passed in XMM registers).
19597 (sse2_umulsidi3): Correct type and mode.
19599 2004-07-09 Richard Henderson <rth@redhat.com>
19601 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
19603 2004-07-09 Eric Christopher <echristo@redhat.com>
19605 * config/rs6000/40x.md: Split into two automatons.
19607 2004-07-09 Zack Weinberg <zack@codesourcery.com>
19608 Andrew Pinski <apinski@apple.com>
19610 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
19611 on when we have more than one input file.
19612 (c_common_parse_file): Restore loop over all input files.
19613 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
19615 * c-decl.c (set_type_context): New function.
19616 (pop_scope): Use it to set context of types. When we
19617 encounter a TYPE_DECL, set the context of the attached type too.
19618 (pop_file_scope): Don't call cpp_undef_all here.
19619 (diagnose_mismatched_decls): Do not complain about a second
19620 definition of an 'extern inline' function if it's not in the
19621 same translation unit. Do not complain about inline
19622 declaration after use if the use was in a different
19624 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
19625 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
19626 the external scope.
19627 (pushdecl_top_level): Likewise.
19628 (grokdeclarator): Clarify what is going on with setting
19629 DECL_EXTERNAL on function types, a little.
19630 (c_write_global_declarations): Don't do anything if
19631 -fsyntax-only or errors have been encountered.
19633 2004-07-09 Zack Weinberg <zack@codesourcery.com>
19635 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
19637 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19640 * pa.c (output_indirect_call): Use %r2 as the link register when
19641 calling $$dyncall with a pc-relative branch.
19643 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
19645 * doc/install.texi (Binaries): Mention OpenPKG.
19647 2004-07-09 Diego Novillo <dnovillo@redhat.com>
19649 Fix PR tree-optimization/15555
19650 * tree-dfa.c (dump_variable): If the variable is a pointer
19651 SSA_NAME, also dump its points-to information.
19652 * tree-flow.h (struct ptr_info_def): Add field
19654 (dump_points_to_info_for): Declare.
19655 (debug_points_to_info_for): Declare.
19656 * tree-optimize.c (init_tree_optimization_passes): Add a
19657 second alias analysis pass after DOM2.
19658 Move pass_del_pta to a later spot.
19659 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
19660 create a name tags when we find a dereferenced pointer. Just
19661 mark the pointer dereferenced.
19662 (collect_points_to_info_for): Move code to clear points-to
19663 information to create_name_tags.
19664 (create_name_tags): New function.
19665 (compute_flow_sensitive_aliasing): Call it.
19666 (setup_pointers_and_addressables): Mark type tags for renaming
19667 here instead of ...
19668 (create_memory_tag): ... here.
19669 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
19670 (dump_points_to_info_for): Declare extern.
19671 (debug_points_to_info_for): New function.
19673 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
19675 * config/arc/arc.md: Switch to DFA-based scheduler description.
19676 * config/arc/arc.c: Switch to DFA-based scheduler description.
19678 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
19680 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
19683 2004-07-09 Richard Henderson <rth@redhat.com>
19685 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
19686 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19687 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
19688 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
19690 * config/v850/v850-protos.h (v850_va_arg): Remove.
19691 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19692 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
19693 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
19694 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
19695 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
19697 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
19700 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
19701 and DImode to use +/-4k offset.
19703 2004-07-09 Richard Henderson <rth@redhat.com>
19705 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
19707 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19708 (xstormy16_gimplify_va_arg_expr): Rewrite from
19709 xstormy16_expand_builtin_va_arg.
19710 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
19712 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
19713 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
19715 * config/sh/sh-protos.h (sh_va_arg): Remove.
19716 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19717 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
19718 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
19720 * config/pa/pa-protos.h (hppa_va_arg): Remove.
19721 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19722 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
19723 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
19725 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
19726 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19727 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
19728 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
19730 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
19732 * config/sparc/sparc.md (return): Rewrite length formula.
19733 * config/sparc/sparc.c (output_return): Pass 1 as 5th
19734 argument to final_scan_insn when in a delay slot.
19735 (output_sibcall): Likewise.
19737 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
19739 * arm.c (arm_cpp_interwork): New variable.
19740 (arm_override_options): Set it if TARGET_INTERWORK was on the command
19742 * arm.h (arm_cpp_interwork): Declare it.
19743 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
19744 __THUMB_INTERWORK__ in the preprocessor.
19746 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
19748 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
19750 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
19753 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
19754 Override default settings to account for -m32 and -m64.
19756 2004-07-08 Randolph Chung <tausq@debian.org>
19758 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
19760 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
19762 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
19763 before comparing it as such.
19765 2004-07-08 Richard Henderson <rth@redhat.com>
19767 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
19768 temporary. Use bit arithmetic to align.
19770 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
19772 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
19773 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
19774 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
19775 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
19776 add_labels_and_missing_jumps, find_jump_block,
19777 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
19779 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
19780 link_btr_uses, move_btr_def): Likewise.
19781 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
19782 expand_builtin_expect_jump): Likewise.
19783 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
19784 * calls.c (expand_call, emit_library_call_value_1): Likewise.
19785 * cfganal.c (forwarder_block_p): Likewise.
19786 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
19787 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
19788 find_bb_boundaries): Likewise.
19789 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
19790 merge_blocks_move_predecessor_nojumps,
19791 merge_blocks_move_successor_nojumps, insns_match_p,
19792 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
19793 try_optimize_cfg): Likewise.
19794 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
19795 * cfglayout.c (skip_insns_after_block, label_for_bb,
19796 record_effective_endpoints, insn_locators_initialize,
19797 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
19798 * cfgmainloop.c (create_loop_notes): Likewise.
19799 * cfgrtl.c (delete_insn, delete_insn_chain,
19800 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
19801 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
19802 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
19803 redirect_branch_edge, force_nonfallthru_and_redirect,
19804 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
19805 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
19806 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
19807 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
19808 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
19809 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
19810 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
19811 * combine.c (combine_instructions, can_combine_p, try_combine,
19812 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
19813 distribute_notes, distribute_links, insn_cuid): Likewise.
19814 * cse.c (fold_rtx, cse_insn, cse_around_loop,
19815 invalidate_skipped_block, cse_set_around_loop,
19816 cse_end_of_basic_block, cse_main, cse_basic_block,
19817 cse_condition_code_reg): Likewise.
19818 * cselib.c (cselib_process_insn): Likewise.
19819 * ddg.c (create_ddg): Likewise.
19820 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
19822 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19823 gen_label_die, dwarf2out_var_location): Likewise.
19824 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
19825 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
19826 last_call_insn, active_insn_p, next_label, prev_label,
19827 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
19828 add_insn_before, remove_insn, add_function_usage_to,
19829 reorder_insns, find_line_note, remove_unnecessary_notes,
19830 emit_insn_after_1, classify_insn): Likewise.
19831 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
19832 connect_post_landing_pads, sjlj_mark_call_sites,
19833 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
19834 can_throw_internal, can_throw_external, set_nothrow_function_flags,
19835 convert_to_eh_region_ranges): Likewise.
19836 * explow.c (optimize_save_area_alloca): Likewise.
19837 * expr.c (expand_expr_real): Likewise.
19838 * final.c (insn_current_reference_address, compute_alignments,
19839 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
19840 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
19841 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
19842 propagate_block_delete_insn, propagate_one_insn,
19843 init_propagate_block_info, propagate_block, libcall_dead_p,
19844 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
19846 * function.c (instantiate_virtual_regs, reorder_blocks_1,
19847 expand_function_start, expand_function_end, contains,
19848 thread_prologue_and_epilogue_insns,
19849 reposition_prologue_and_epilogue_notes): Likewise.
19850 * gcse.c (constprop_register, bypass_conditional_jumps,
19851 insert_insn_end_bb, gcse_after_reload): Likewise.
19852 * genemit.c (gen_expand, gen_split): Likewise.
19853 * genpeep.c (gen_peephole, main): Likewise.
19854 * global.c (build_insn_chain): Likewise.
19855 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
19856 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
19857 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
19858 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
19859 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
19860 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
19861 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
19862 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
19863 dead_or_predicable): Likewise.
19864 * integrate.c (try_constants): Likewise.
19865 * jump.c (rebuild_jump_labels, cleanup_barriers,
19866 purge_line_number_notes, init_label_info, mark_all_labels,
19867 squeeze_notes, get_label_before, get_label_after,
19868 reversed_comparison_code_parts, simplejump_p, pc_set,
19869 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
19870 delete_barrier, delete_prior_computation, delete_computation,
19871 delete_related_insns, delete_for_peephole, redirect_jump):
19873 * lcm.c (optimize_mode_switching): Likewise.
19874 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
19876 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
19877 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
19878 * loop-iv.c (simplify_using_assignment): Likewise.
19879 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
19880 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
19881 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
19882 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
19883 check_insn_for_givs, check_final_value, update_giv_derive,
19884 basic_induction_var, product_cheap_p, check_dbra_loop,
19885 loop_insn_first_p, last_use_this_basic_block,
19886 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
19887 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
19888 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
19889 sms_schedule_by_order): Likewise.
19890 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
19891 * postreload.c (reload_cse_simplify_operands, reload_combine,
19892 reload_cse_move2add): Likewise.
19893 * predict.c (can_predict_insn_p, estimate_probability,
19894 expected_value_to_br_prob, process_note_predictions): Likewise.
19895 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
19896 * profile.c (branch_prob): Likewise.
19897 * ra-build.c (live_out_1, livethrough_conflicts_bb,
19898 detect_webs_set_in_cond_jump): Likewise.
19899 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
19900 ra_print_rtl_with_bb): Likewise.
19901 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
19902 * recog.c (next_insn_tests_no_inequality, find_single_use,
19903 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
19904 * reg-stack.c (next_flags_user, record_label_references,
19905 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
19906 compensate_edge, convert_regs_1): Likewise.
19907 * regclass.c (scan_one_insn): Likewise.
19908 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
19909 regmove_optimize, fixup_match_1, single_set_for_csa,
19910 combine_stack_adjustments_for_block): Likewise.
19911 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
19912 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
19913 find_equiv_reg): Likewise.
19914 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
19915 reload_as_needed, emit_input_reload_insns, do_output_reload,
19916 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
19918 * reorg.c (find_end_label, emit_delay_sequence,
19919 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
19920 get_jump_flags, rare_destination, mostly_true_jump,
19921 try_merge_delay_insns, redundant_insn, own_thread_p,
19922 fill_simple_delay_slots, fill_slots_from_thread,
19923 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
19924 dbr_schedule): Likewise.
19925 * resource.c (find_basic_block, next_insn_no_annul,
19926 find_dead_or_set_registers, mark_target_live_regs): Likewise.
19927 * rtl.h (RTX_PREV): Likewise.
19928 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
19929 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
19930 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
19931 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
19932 tablejump_p, computed_jump_p, insns_safe_to_move_p,
19933 find_first_parameter_load, can_hoist_insn_p): Likewise.
19934 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
19935 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
19936 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
19937 schedule_ebbs): Likewise.
19938 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
19939 is_conditionally_protected, can_schedule_ready_p,
19940 add_branch_dependences, debug_dependencies): Likewise.
19941 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
19943 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
19944 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
19945 set_dominates_use, ujump_to_loop_cont): Likewise.
19946 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
19947 * varasm.c (output_constant_pool_1): Likewise.
19949 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19951 * tree-scalar-evolution.c: New file.
19952 * tree-scalar-evolution.h: New file.
19953 * tree-ssa-loop-niter.c: New file.
19954 * Makefile.in (SCEV_H): New.
19955 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
19956 * cfgloop.h (struct loop): Add bounds field.
19957 * tree-flow.h (struct tree_niter_desc): New type.
19958 (number_of_iterations_cond, number_of_iterations_exit,
19959 loop_niter_by_eval, find_loop_niter_by_eval,
19960 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
19961 free_numbers_of_iterations_estimates): Declare.
19962 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
19963 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
19964 * doc/invoke.texi (max-iterations-to-track): Document.
19966 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
19968 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
19969 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
19970 (MODE_AFTER): Add cast appropriately.
19971 * config/sh/sh.md (movdi splitter): Likewise.
19972 (casesi_worker_2): Add const qualifier appropriately.
19973 (eh_return): Remove unused variable.
19974 (insv): Initialize v;
19976 2004-07-08 Richard Henderson <rth@redhat.com>
19978 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
19979 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19980 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
19981 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
19982 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
19984 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
19985 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19986 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
19987 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
19989 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
19990 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19991 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
19992 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
19994 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
19995 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19996 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
19997 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
19999 * config/i860/i860-protos.h (i860_va_arg): Remove.
20000 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20001 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
20002 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
20004 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
20006 * system.h: Prototype getpagesize if missing.
20007 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
20008 * configure: Regenerate.
20009 * config.in: Regenerate.
20011 2004-07-08 Richard Henderson <rth@redhat.com>
20013 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
20014 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20015 (fr30_gimplify_va_arg_expr): New.
20016 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
20017 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
20019 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
20022 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
20023 of asm_noperands result.
20025 2004-07-08 Richard Henderson <rth@redhat.com>
20027 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
20028 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20029 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
20030 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
20032 2004-07-08 Richard Henderson <rth@redhat.com>
20034 * builtins.c (ind_gimplify_va_arg_expr): New.
20035 * tree.h (ind_gimplify_va_arg_expr): Declare.
20036 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
20038 2004-07-08 Jan Beulich <jbeulich@novell.com>
20040 * expmed.c (extract_bit_field): Correct condition to use vec_extract
20041 patterns also on vector elements other than the first one.
20042 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
20045 2004-07-08 Geoffrey Keating <geoffk@apple.com>
20047 * config/rs6000/darwin-ldouble.c: Correct reference
20048 to the Linnainmaa paper.
20050 2004-07-08 Richard Henderson <rth@redhat.com>
20052 * config/arc/arc-protos.h (arc_va_arg): Remove.
20053 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20054 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
20055 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
20057 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
20058 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20059 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
20060 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
20062 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20064 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
20066 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20068 * c-decl.c (static_ctors, static_dtors): Make static.
20069 (pop_file_scope): Call c_common_write_pch and
20070 cgraph_finalize_compilation_unit here.
20071 (build_cdtor): Moved here from c-objc-common.c; simplify.
20072 (c_write_global_declarations_1): Clarify comment.
20073 (c_write_global_declarations): Close the external scope before
20074 doing anything else. Call build_cdtor, cgraph_optimize, and
20075 mudflap_finish_file here.
20076 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
20078 * c-objc-common.c: No need to include cgraph.h.
20079 (build_cdtor): Moved to c-decl.c.
20080 (c_objc_common_finish_file): Delete.
20081 * c-tree.h: Update to match.
20082 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
20083 (generate_static_references): Set TREE_USED before calling finish_decl.
20084 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
20085 on the static_instances_decl.
20087 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20089 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
20090 decls when there is only one input translation unit.
20091 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
20092 change of 2004-07-05; do not treat declarations with
20093 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
20094 * opts.c (cur_in_fname): Delete.
20095 * opts.h: Likewise.
20096 * tree.c: Revert changes of 2004-07-05; no special treatment
20097 for TRANSLATION_UNIT_DECLs.
20098 * Makefile.in (tree.o): Update dependencies.
20100 2004-07-08 Roger Sayle <roger@eyesopen.com>
20102 * builtins.c (fold_builtin_strcpy): Merge functionality from
20103 simplify_builtin_strcpy. Add additional len argument. No longer
20104 static. Remove function prototype.
20105 (fold_builtin_strncpy): Likewise integrate functionality from
20106 simplify_builtin_strncpy. Add additional slen argument. No
20107 longer static. Remove function prototype.
20108 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
20109 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
20110 types of "ignore" and "unlocked" parameters to bool.
20111 (fold_builtin_1): Add additional ignore argument. Call renamed
20112 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
20113 builtins. Update arguments to fold_builtin_strncpy and
20114 fold_builtin_strcpy. Add function prototype.
20115 (fold_builtin): Add additional Boolean ignore argument to pass
20117 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
20118 and fold_builtin_strncpy instead of simplify_builtin_fputs,
20119 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
20121 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
20122 simplify_builtin_strncpy): Delete function prototypes.
20123 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
20124 fold_builtin_strncpy): Add function prototypes here.
20125 (fold_builtin): Update function prototype with new "bool ignore".
20127 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
20128 (ccp_fold_builtin): Update call to fold_builtin. Call
20129 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
20130 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
20131 simplify_builtin_strncpy respectively.
20132 * fold-const.c (fold): Update call to fold_builtin.
20134 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
20136 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
20139 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
20140 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
20141 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
20142 * calls.c: Remove ifdefs of macros above.
20143 * functions.c: Likewise.
20144 * expr.c: Likewise.
20146 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20148 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
20149 (arch attribute): Delete.
20150 (current_function_calls_alloca attribute): Rename into calls_alloca.
20151 (calls_eh_return): New attribute.
20152 (leaf_function): Likewise.
20153 (length attribute): Fix formula for sibcalls.
20154 (return insn): Correctly compute the 'length' attribute.
20155 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
20157 2004-07-08 Richard Henderson <rth@redhat.com>
20159 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
20160 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
20161 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
20162 * tree-eh.c (lower_eh_constructs_1): Likewise.
20163 * tree-sra.c (sra_walk_modify_expr): Likewise.
20164 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20165 (eliminate_unnecessary_stmts): Likewise.
20166 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
20167 * tree-tailcall.c (optimize_tail_call): Likewise.
20168 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
20170 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20171 Jakub Jelinek <jakub@redhat.com>
20173 * config/i386/i386.c (override_options): Enable
20174 SSE prefetches with -mtune, as long as we are
20175 compiling for i686 or higher. All i686 processors
20176 accept SSE prefetches as NOPS, some i586's don't.
20178 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20181 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
20183 2004-07-08 Diego Novillo <dnovillo@redhat.com>
20185 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
20186 the handling of clobbering ASM_EXPRs.
20188 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20191 * config/sparc/sparc.c (function_value): In 64-bit mode,
20192 return the aggregates larger than 16 bytes like unions.
20194 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20197 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
20198 'temp' is zero, generate new pseudos as needed and emit the
20199 sequence of insns in single-assignment form. Resync comments
20201 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
20202 function before reload.
20204 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
20206 * vec.c (vec_assert_fail): Remove duplicate 'function'.
20208 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
20210 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
20211 Allocation is signed.
20212 (VEC_reserve): Return flag, allocation is signed.
20214 2004-07-08 Richard Henderson <rth@redhat.com>
20216 * tree-ssa-ccp.c (fold_stmt): Get type directly from
20217 OBJ_TYPE_REF_OBJECT.
20219 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
20220 Neil Booth <neil@daikokuya.co.uk>
20224 * c-decl.c (finish_struct): Ensure bit-fields are given the
20226 * c-common.c (c_common_signed_or_unsigned_type): For C, require
20227 the precision to match as well as the mode.
20228 * expr.c (reduce_to_bit_field_precision): New function.
20229 (expand_expr_real_1): Reduce expressions of bit-field type to
20231 * langhooks.h (reduce_bit_field_operations): New hook.
20232 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20234 * c-lang.c, objc/objc-lang.c
20235 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
20236 * objc/objc-act.c (check_ivars): Convert types to bit-field types
20238 * tree.c (build_nonstandard_integer_type): New function.
20239 * tree.h (build_nonstandard_integer_type): New prototype.
20240 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
20241 conversions between integer and boolean types as useless.
20243 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20245 * c-common.c (c_common_nodes_and_builtins): Do not
20246 create __builtin_ptrdiff_t and __builtin_size_t.
20248 2004-07-08 Andrew Pinski <apinski@apple.com>
20250 * Makefile.in (libbackend.o): Add -combine to the gcc
20253 2004-07-08 Nick Clifton <nickc@redhat.com>
20255 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
20258 2004-07-08 Richard Henderson <rth@redhat.com>
20260 * except.c (expand_eh_region_start, expand_eh_region_end,
20261 expand_eh_handler, expand_eh_region_end_cleanup,
20262 expand_start_all_catch, expand_start_catch, expand_end_catch,
20263 expand_end_all_catch, expand_eh_region_end_allowed,
20264 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
20265 expand_eh_region_end_fixup): Remove.
20266 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
20267 cleanups, outer_cleanups, label_chain, exception_region.
20268 (struct goto_fixup): Remove stack_level, cleanup_list_list.
20269 (struct label_chain): Remove.
20270 (struct stmt_status): Remove x_stack_block_stack.
20271 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
20272 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
20273 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
20274 end_cleanup_deferral, last_cleanup_this_contour,
20275 containing_blocks_have_cleanups_or_stack_level,
20276 any_pending_cleanups): Remove.
20277 (expand_null_return_1): Take no arguments.
20278 (expand_label, expand_naked_return, expand_return,
20279 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
20280 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
20281 expand_end_case_type): Don't use any of them.
20282 * calls.c (expand_call): Likewise.
20283 * dojump.c (do_jump): Likewise.
20284 * function.c (expand_function_end): Likewise.
20285 * expr.c (store_expr, expand_expr_real_1): Likewise.
20286 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
20287 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
20288 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
20289 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
20290 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
20291 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
20292 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
20293 for WITH_CLEANUP_EXPR.
20294 (gimple_push_cleanup): Likewise.
20295 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
20296 * print-tree.c (print_node): Likewise.
20297 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
20298 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
20299 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
20300 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
20301 (GOTO_SUBROUTINE_EXPR): Remove.
20302 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
20303 (DECL_TOO_LATE): Remove.
20304 * except.h, tree.h: Update decls.
20306 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20308 * explow.c (optimize_save_area_alloca): Do not accept parameters.
20309 * passes.c (rest_of_handle_final): Handle symout.
20310 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
20312 (rest_of_handle_sched): Break out SMS. Remove ifs for
20313 flag_schedule_insns and flag_modulo_sched.
20314 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
20315 collect at the end.
20316 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
20317 (rest_of_handle_partition_blocks, rest_of_handle_sms,
20318 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
20319 rest_of_handle_mode_switching, rest_of_handle_jump,
20320 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
20321 rest_of_handle_jump2, rest_of_handle_postreload,
20322 rest_of_handle_flow2, rest_of_clean_state,
20323 rest_of_handle_shorten_branches,
20324 rest_of_handle_prologue_epilogue,
20325 rest_of_handle_branch_target_load_optimize): New.
20326 (rest_of_compilation): Call the above. Remove ggc_collect
20327 calls moved to rest_of_handle_*.
20328 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
20330 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
20331 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
20332 * except.h (set_nothrow_function_flags): Update comment.
20333 * function.c (current_function_nothrow): Remove.
20334 * output.h (current_function_nothrow): Remove.
20335 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
20336 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
20338 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20341 * reorg.c: Revert 2004-06-30 change.
20342 (find_end_label): If HAVE_epilogue and !HAVE_return,
20343 return 0 instead of creating a label at the end of the insn chain.
20344 (optimize_skip): Account for the failure mode of find_end_label.
20345 (fill_simple_delay_slots): Likewise.
20346 (fill_slots_from_thread): Likewise.
20347 (relax_delay_slots): Likewise.
20349 2004-07-08 Diego Novillo <dnovillo@redhat.com>
20351 * tree-flow.h (addressable_vars): Declare.
20352 * tree-ssa-alias.c (addressable_vars): Define.
20353 (setup_pointers_and_addressables): Add addressable variables
20354 to addressable_vars.
20355 * tree-ssa-operands.c (get_stmt_operands): Move
20356 handling of ASM_EXPRs ...
20357 (get_asm_expr_operands): ... here.
20358 When the ASM_EXPR clobbers memory, also clobber addressable
20360 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
20361 (delete_tree_ssa): Reset addressable_vars.
20363 2004-07-07 Jan Beulich <jbeulich@novell.com>
20364 Richard Henderson <rth@redhat.com>
20366 * varasm.c (assemble_variable): Use assemble_zeros for
20367 zero-initialized variables.
20368 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
20369 for SECCAT_BSS and SECCAT_TBSS.
20371 2004-07-07 Jan Beulich <jbeulich@novell.com>
20373 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
20375 * expmed.c (emit_store_flag): Also special-case double-word
20376 (in-)equality comparison against -1.
20378 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
20379 passing arguments the containers for which are registers.
20381 * calls.c (emit_library_call_value_1): Use mode of function parameter
20382 rather than that of argument since constants have none.
20384 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
20386 Introduce H8SX support.
20387 * expr.c (expand_strcpy): Renamed and moved to...
20388 * builtins.c (expand_movstr): ... here. Tweak.
20389 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
20390 computed or has side effects.
20391 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
20392 unused, or if mempcpy fails. Adjust the return value in the
20393 latter case. Use movstr if everything else fails.
20394 * doc/md.texi (movstr): Document.
20395 (movmemM, clrmemM): Fix explanation of memory block operands.
20396 * config/h8300/h8300.md (stpcpy): Renamed to...
20397 (movstr): ... this. Adjust.
20398 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
20399 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
20400 movmem* and clrstr* to clrmem*.
20401 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
20402 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
20403 GENERAL_REGS, always.
20404 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
20405 getting the stack pointer as addr.
20406 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
20407 from general_operand_dst.
20408 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
20410 (movmd_internal): ... this. Add modes to operands. Disparage `D'
20411 instead of requiring it to match only before reload.
20412 (stpcpy_internal_normal): New, normal-mode variant of...
20413 (stpcpy_internal): ... this. Add modes to operands. Disparage
20414 `D' instead of requiring it to match only before reload.
20415 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
20417 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
20418 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
20420 * config/h8300/h8300.md (attr type): Add call.
20421 (attr can_delay): If type is call, set it no.
20422 (call, call_value): Set type to call.
20423 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
20424 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
20425 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
20426 * tree.c (get_narrower): Don't narrow integral types into
20427 non-integral types.
20428 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
20429 frame_size *before* the first use.
20430 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
20432 (peephole2): Don't widen instructions that push SP. Move
20433 decrement of SP to the end of all stm-generating peepholes.
20434 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
20435 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
20436 and OR to set it to all ones.
20437 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
20438 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
20439 (call, call_value): Set can_delay to "no".
20440 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
20441 * config/h8300/h8300.md (extzv): Make subreg check more robust.
20442 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20443 * config/h8300/h8300.md (*brabit): Remove.
20444 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
20445 zero_extract. Use bit_memory_operand as the predicate for
20446 operand 1 and 'WU' as the constraint. Check the difference
20447 between the base length and the final one when deciding which
20448 type of branch to use.
20449 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20450 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
20451 Use convert_move to extend the result for TARGET_H8300SX. Check
20452 for QImode memory references. Optimize the case where the
20453 destination is a paradoxical subreg.
20454 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20455 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
20456 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
20457 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20458 * config/h8300/h8300.md: Include mova.md
20459 (length_table): Add mova and mova_zero.
20460 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
20461 after all constant addresses for '%R', '%X', '%T' and '%S'.
20462 (h8300_mova_length): New function.
20463 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
20464 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
20465 dependencies for s-config, etc.
20466 * config/h8300/gemova.sh: New file.
20467 * config/h8300/mova.md: Generated.
20468 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
20469 * config/h8300/h8300.c (h8300_bitfield_length): New.
20470 (nibble_operand): Adjust.
20471 (h8300_binary_length): Handle conditional binary op.
20472 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
20473 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
20474 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
20475 and P#<0, unused so far. W and Y are now prefixes to multi-letter
20476 constraints. WU is introduced as a variant of U that requires a
20477 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
20478 * config/h8300/h8300.md (attr type): Added bitbranch.
20479 (attr length_table): Added bitfield and bitbranch.
20480 (attr length): Compute bitbranch length.
20481 (andqi): Separate pattern for H8300SX. Use bfld for loading the
20482 least-significant bit of a byte.
20483 (brabit, brabc, brabs): New.
20484 (insv, extzv): Emit bfst and bfld on H8300SX.
20485 (bfld, bfst, seq, sne): New.
20486 (bstzhireg, cmpstz, bstz, bistz): New.
20487 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
20488 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
20489 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
20490 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
20491 (h8sx_unary_memory_operator): New function.
20492 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
20493 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
20494 * config/h8300/h8300.md: Add peepholes to combine reloads and
20496 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
20497 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
20498 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
20499 (and?i, ior?i, xor?i): Likewise.
20500 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
20501 * config/h8300/h8300.c: Move enums and prototypes to head of file.
20502 Various whitespace fixes.
20503 (h8300_constant_length): New function, split out from...
20504 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
20505 (h8300_classify_operand): Use IN_RANGE.
20506 (h8300_classify_operand): Use h8300_constant_length.
20507 (h8300_short_move_mem_p): Tighten size check.
20508 (h8sx_mergeable_memrefs_p): Tighten equality check.
20509 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
20510 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
20512 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
20513 * config/h8300/crtn.asm: Likewise.
20514 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
20515 if __H8300SX__ is defined.
20516 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
20517 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
20518 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
20519 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
20520 addresses as mode-dependent.
20521 * config/h8300/h8300.c (print_operand_address): Update call to
20523 (h8300_get_index): Take a mode argument. Rework to fix an
20524 earlier misunderstanding.
20525 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
20526 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
20527 into a register if TARGET_H8300SX.
20528 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
20529 TARGET_H8300SX. Also disable related define_splits.
20530 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
20531 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
20532 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
20533 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
20534 * config/h8300/h8300.h (OK_FOR_Z): New macro.
20535 (EXTRA_CONSTRAINT_STR): Check it.
20536 * config/h8300/h8300.c (h8300_classify_operand): Accept null
20538 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
20539 * config/h8300/h8300.md (length_table): Add mov_imm4.
20540 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
20541 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
20542 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
20544 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
20545 * config/h8300/h8300.c (h8300_reorg): New function.
20546 (TARGET_MACHINE_DEPENDENT_REORG): Define.
20547 * config/h8300/h8300.md (length): Subtract the length of the
20548 delay slot from (pc) when checking the range of forward branches.
20549 (delay_slot, can_delay): New attributes.
20550 (define_delay): Add bra/s handling.
20551 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
20552 (jump): Add delayed-branch handling.
20553 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
20554 * expr.c (expand_strcpy): New function.
20555 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
20556 (expand_builtin_stpcpy): Likewise.
20557 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
20558 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
20559 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
20560 handling to improve register allocation for -fno-omit-frame-pointer.
20561 (h8sx_split_movmd): Delete, moving er6 handling into...
20562 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
20563 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
20564 (movmd): Add calls to copy_rtx.
20565 (movmd_internal): In the second alternative, allow the initial and
20566 final destination registers to be different . Update the splitter
20567 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
20568 instead of h8sx_split_movmd.
20569 (stpcpy, movsd): New expanders.
20570 (movsd_internal): New define_insn.
20571 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
20572 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
20573 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
20574 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
20575 and DESTINATION_REGS.
20576 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
20577 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
20578 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
20579 (h8300_move_ratio): Declare.
20580 (MOVE_RATIO): Use it.
20581 * config/h8300/h8300.c (h8300_move_ratio): New variable.
20582 (h8300_init_once): Initialize it.
20583 (h8300_reg_class_from_letter): New function.
20584 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
20585 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
20586 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
20587 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
20588 (movstrsi, movmd): New expanders.
20589 (movmd_internal): New insn.
20590 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
20591 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
20592 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
20593 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
20594 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
20595 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20596 * config/h8300/h8300.c (nibble_operand): Fix warning.
20597 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
20598 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
20599 (movsf_h8300h): Disable for TARGET_H8300SX.
20600 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20601 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
20602 h8300_stm_parallel and h8300_return_parallel.
20603 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
20604 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
20605 h8300_stm_parallel, h8300_return_parallel): New functions.
20606 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
20607 if TARGET_H8300SX. Use h8300_push_pop.
20608 (h8300_expand_epilogue): Likewise. Try to merge the return insn
20609 and final pop when generating h8sx code. Always emit some form
20611 * config/h8300/h8300.md: Don't enforce register alignment in
20612 stm peepholes if TARGET_H8300SX.
20613 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
20614 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
20615 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
20616 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20617 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
20618 (MULTILIB_DIRNAMES): Add a directory for it.
20619 (MULTILIB_MATCHES): Delete.
20620 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
20621 * final.c (walk_alter_subreg): Handle addresses with subregs
20622 inside a ZERO_EXTEND or AND.
20623 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
20624 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
20626 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
20627 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
20628 @(dd,Rn.w) and @(dd,ERn.L).
20629 (h8300_displacement_size): Take the whole address as argument.
20630 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
20631 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
20632 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
20633 (h8sx_mergeable_memrefs_p): Declare.
20634 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
20635 (HAVE_PRE_INCREMENT): Likewise.
20636 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
20637 addresses for TARGET_H8300SX,
20638 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
20640 (movb_length_table, movl_length_table): New tables.
20641 (movw_length_table): Define to movb_length_table.
20642 (h8300_displacement_size): New, split out from...
20643 (h8300_classify_address): ...here. Handle pre/post inc/dec.
20644 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
20645 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
20646 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
20647 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
20648 (compute_plussi_length, compute_plussi_cc): Update accordingly.
20649 (h8sx_unary_shift_operator): Get the mode from the operator.
20650 (binary_shift_operator): Likewise.
20651 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
20652 a memory reference, check whether the reference is offsettable.
20653 (length_table): Add movb, movw and movl.
20654 (movqi): Add new h8sx pattern. Don't force one operand to be a
20655 register when generating h8sx code.
20656 (movhi, movsi, movsf): Likewise.
20657 (movstrictqi): Use the length_table attribute.
20658 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
20659 (addqi3): Split into a define_expand and define_insn. Don't accept
20660 memory operands in the expander. Use h8300_operands_match_p to
20661 check for matching operands in the define_insn.
20662 (subqi3, negqi2, one_cmplqi2): Likewise.
20663 (add[hs]i3): Don't accept memory operands in the expander. Likewise
20664 in any patterns that are unused in h8sx code. In the h8sx patterns,
20665 use h8300_operands_match_p to check whether operands match.
20666 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
20667 one_cmpl[hs]i3): Likewise.
20668 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
20670 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
20671 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
20672 (h8300_insn_length_from_table): Add a second parameter.
20673 (output_h8sx_shift): Declare.
20674 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
20675 (EXTRA_CONSTRAINT): Replace with...
20676 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
20677 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
20678 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
20679 and h8sx_binary_shift_operator.
20680 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
20681 for TARGET_H8300SX.
20682 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
20683 (bit_memory_operand, fix_bit_operand): Likewise.
20684 (h8300_length_table_for_insn): Remove.
20685 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
20687 (h8300_short_immediate_length, h8300_binary_length): New functions.
20688 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
20689 (output_plussi): Use sub to add negative constants.
20690 (compute_plussi_length): Adjust accordingly.
20691 (h8sx_single_shift_type): New enum.
20692 (h8sx_single_shift, h8sx_unary_shift_operator,
20693 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
20694 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
20695 single h8sx instruction. Return false in this case.
20696 * config/h8300/h8300.md (length_table): Add short_immediate.
20697 (length): Pass the operand array to h8300_insn_length_from_table.
20698 (adjust_length): Assume "no" for insns with a length_table attribute.
20699 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
20700 (*addhi3_h8300hs): Don't use for h8sx.
20701 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
20703 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
20704 1's predicate to nonimmediate_operand. Only skip default expansion
20705 if expand_a_shift or expand_a_rotate returns true. Add new patterns
20706 for single h8sx shift instructions.
20707 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
20708 * config/h8300/h8300.c (nibble_operand): Split out of...
20709 (reg_or_nibble_operand): ... this.
20710 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
20711 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
20712 umulhisi3): Introduce expand, and introduce separate insns for
20713 sign- or zero-extended REG and already-extended CONST_INT.
20714 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
20715 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
20716 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
20717 (subhi3): Likewise. Don't accept immediates for operand 1.
20718 Remove the early clobber from second alternative of the h8300s pattern.
20719 (subsi3): Generalize for h8sx. Force operand 2 into a register
20720 on plain h8300 targets.
20721 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
20722 (subsi3_h8300h): Generalize for h8sx.
20723 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
20724 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
20725 * config/h8300/h8300.c (reg_or_nibble_operand): New.
20726 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
20727 (TARGET_H8300SXMUL): New.
20728 (CONST_OK_FOR_P): New.
20729 (CONST_OK_FOR_LETTER_P): Adjust.
20730 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
20731 umulhisi3): Accept 4-bit immediate on H8SX.
20732 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
20733 (udivsi3, divhi3, udivsi3, divsi3): New.
20734 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
20735 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
20736 * config/h8300/h8300.h (OK_FOR_Q): New macro.
20737 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
20738 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
20739 Add ADDRESSOF to the bit_operand entry.
20740 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
20741 (h8300_src_operand): Likewise.
20742 (bit_operand): Check nonimmediate_operand rather than general_operand.
20743 Accept any nonimmediate_operand in h8sx code.
20744 (h8300_and_costs): Initialize operands[1].
20745 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
20746 (h8300_operand_class): New enum.
20747 (h8300_length_table): New typedef.
20748 (addb_length_table, addw_length_table, addl_length_table,
20749 logicl_length_table): New tables.
20750 (logicb_length_table, logicw_length_table): New macros.
20751 (h8300_classify_operand, h8300_length_from_table,
20752 h8300_length_table_for_insn, h8300_unary_length,
20753 h8300_insn_length_from_table): New functions.
20754 (output_plussi): Only use adds and subs for register destinations.
20755 Disable redundant clause.
20756 (compute_plussi_cc): Likewise.
20757 (compute_plussi_length): Likewise. Use h8300_length_from_table
20758 to work out the length of an insn.
20759 (output_logical_op): Only use narrower immediate instructions
20760 if the destination is a register.
20761 (compute_logical_op_cc): Likewise.
20762 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
20763 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
20764 * config/h8300/h8300.md (length_table): New attribute.
20765 (length): When an instruction has a length_table attribute, use
20766 h8300_insn_length_from_table to calculate its default length.
20767 (cmpqi): Use h8300_dst_operand for the first operand and
20768 h8300_src_operand for the second.
20769 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
20770 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
20771 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
20772 iorsi3, xorhi3, xorsi3): Likewise.
20773 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
20774 so that it allows any combination of operands for TARGET_H8300SX.
20775 (iorqi3, xorqi3): Likewise.
20776 (cmpqi): Use the length_table attribute.
20777 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
20778 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
20779 (cmpqi): Add 'Q' constraint.
20780 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
20781 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
20782 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
20783 * config/h8300/h8300.h (MASK_H8300SX): New macro.
20784 (TARGET_H8300S): True for both -ms and -msx.
20785 (TARGET_H8300SX): New macro.
20786 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
20787 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
20788 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
20789 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
20790 [Temporary change.]
20791 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
20792 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
20793 16-bit pointers and 32-bit ints.
20794 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
20795 CONST_DOUBLE with mode no wider than SImode.
20796 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
20798 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
20799 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
20801 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
20802 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
20803 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
20805 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
20807 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
20809 2004-07-07 Per Bothner <per@bothner.com>
20811 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
20813 2004-07-07 Mike Stump <mrs@apple.com>
20815 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
20816 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
20817 (machopic_finish): Likewise.
20819 2004-07-07 Richard Henderson <rth@redhat.com>
20821 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
20822 through any value-preserving cast.
20824 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
20826 * function.c (assign_parm_find_data_types): Call
20827 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
20829 2004-07-07 Steven Bosscher <stevenb@suse.de>
20831 * tree-cfg.c (group_case_labels): Remove case labels that have
20832 the same target as the default case.
20834 2004-07-07 Steven Bosscher <stevenb@suse.de>
20836 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
20837 regardless of DECL_LANG_SPECIFIC being present or not.
20838 * tree.h (DECL_NUM_STMTS): Purge.
20840 2004-07-07 Andrew Pinski <apinski@apple.com>
20842 * configure: Regenerate with the right autoconf.
20844 2004-07-07 David Edelsohn <edelsohn@gnu.org>
20846 * ifcvt.c (total_bb_rtx_cost): New function.
20847 (find_if_case_1): Compare rtx_cost of basic block to cost of
20849 (find_if_case_2): Same.
20851 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20854 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
20855 (output_return): Likewise.
20856 (output_sibcall): Abort if !flag_delayed_branch.
20857 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
20858 (emit_and_preserve): New function.
20859 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
20860 indirect jump to the thunked-to function if !flag_delayed_branch.
20861 * config/sparc/sparc.md (delayed_branch): New attribute.
20862 (load_pcrel_sym): Honor flag_delayed_branch. Use above
20863 attribute to compute the length of the insn.
20864 (goto_handler_and_restore): Likewise.
20866 2004-07-07 Andrew Pinski <apinski@apple.com>
20868 PR tree-optimization/15777
20869 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
20871 * expr.c (expand_expr_real_1): Fix formating.
20872 BUFFER_REF and IN_EXPR are dead.
20873 * fold-const.c (non_lvalue): BUFFER_REF is dead.
20874 * tree-inline.c (estimate_num_insns_1): Likewise.
20875 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
20876 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
20877 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
20879 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
20881 * collect2.c (dump_file): Don't call cplus_demangle if
20882 HAVE_LD_DEMANGLE is defined.
20883 (main): Pass "--demangle" to ld if no_demangle is not 0 and
20884 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
20885 if HAVE_LD_DEMANGLE is defined.
20887 * configure.ac (--with-demangler-in-ld): Added
20888 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
20889 --with-demangler-in-ld is used.
20890 * config.in: Regenerated.
20891 * configure: Likewise.
20893 2004-07-07 Roger Sayle <roger@eyesopen.com>
20895 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
20896 for simple floating point operations "fp", double precision
20897 multiplication "dmul", and single and double precision division
20898 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
20899 (ppc630_cost): New table split from ppc620_cost, to distinguish
20900 differences in floating point latencies.
20901 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
20902 (rs6000_rtx_costs): Add support for single and double precision
20903 floating point addition, subtraction, multiplication, division,
20904 fused-multiply-add, fused-multiply-sub, negation, absolute value
20905 and negative absolute value. Tweak MEM case to use prefered idiom.
20907 2004-07-07 Richard Henderson <rth@redhat.com>
20909 * tree-flow-inline.h (may_propagate_copy): Move...
20910 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
20911 attempt to copy between types requiring conversion.
20912 * tree-flow.h (may_propagate_copy): Update decl.
20913 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
20915 2004-07-07 Jakub Jelinek <jakub@redhat.com>
20917 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
20918 from -mtune= option.
20920 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
20922 * builtins.c: Rename movstr*, except for movstrict*, to
20923 movmem* and clrstr* to clrmem*.
20924 * expr.c: Likewise.
20925 * expr.h: Likewise.
20926 * genopinit.c: Likewise.
20927 * integrate.c: Likewise.
20928 * local-alloc.c: Likewise.
20929 * optabs.c: Likewise.
20930 * optabs.h: Likewise.
20931 * config/alpha/alpha.h: Likewise.
20932 * config/alpha/alpha.md: Likewise.
20933 * config/arm/arm-protos.h: Likewise.
20934 * config/arm/arm.c: Likewise.
20935 * config/arm/arm.md: Likewise.
20936 * config/avr/avr.md: Likewise.
20937 * config/c4x/c4x.c: Likewise.
20938 * config/c4x/c4x.md: Likewise.
20939 * config/frv/frv.md: Likewise.
20940 * config/i386/i386-protos.h: Likewise.
20941 * config/i386/i386.c: Likewise.
20942 * config/i386/i386.h: Likewise.
20943 * config/i386/i386.md: Likewise.
20944 * config/i860/i860.c: Likewise.
20945 * config/i860/i860.md: Likewise.
20946 * config/ip2k/ip2k.md: Likewise.
20947 * config/ip2k/libgcc.S: Likewise.
20948 * config/ip2k/t-ip2k: Likewise.
20949 * config/m32r/m32r.c: Likewise.
20950 * config/m32r/m32r.md: Likewise.
20951 * config/mcore/mcore.md: Likewise.
20952 * config/mips/mips.c: Likewise.
20953 * config/mips/mips.md: Likewise.
20954 * config/ns32k/ns32k.c: Likewise.
20955 * config/ns32k/ns32k.h: Likewise.
20956 * config/ns32k/ns32k.md: Likewise.
20957 * config/pa/pa.c: Likewise.
20958 * config/pa/pa.md: Likewise.
20959 * config/pdp11/pdp11.h: Likewise.
20960 * config/pdp11/pdp11.md: Likewise.
20961 * config/rs6000/rs6000.c: Likewise.
20962 * config/rs6000/rs6000.md: Likewise.
20963 * config/s390/s390-protos.h: Likewise.
20964 * config/s390/s390.c: Likewise.
20965 * config/s390/s390.md: Likewise.
20966 * config/sh/lib1funcs.asm: Likewise.
20967 * config/sh/sh.c: Likewise.
20968 * config/sh/sh.md: Likewise.
20969 * config/sh/t-sh: Likewise.
20970 * config/sparc/sparc.h: Likewise.
20971 * config/vax/vax.md: Likewise.
20972 * config/xtensa/xtensa.c: Likewise.
20973 * config/xtensa/xtensa.md: Likewise.
20974 * doc/invoke.texi: Likewise.
20975 * doc/md.texi: Likewise.
20976 * doc/rtl.texi: Likewise.
20978 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
20981 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
20982 * config/mips/mips.c (mips_declare_common_object): New function,
20983 mostly split out from...
20984 (mips_output_aligned_decl_common): ...here.
20985 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
20986 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
20987 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
20988 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
20990 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20993 * function.c (assign_parms): Fix typo from previous change.
20995 2004-07-07 Jason Merrill <jason@redhat.com>
20998 * doc/extend.texi (C++ Interface): Correct information and
21001 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
21006 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
21009 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
21012 * config/m32r/m32r.c (m32r_function_symbol): New function:
21013 Generate a symbol name RTX with the correct m32r specific flags
21015 (block_move_call): Use new function to generate correct symbol.
21016 * config/m32r/m32r-protos.h: Add prototype for new funcion.
21017 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
21020 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21022 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
21023 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
21024 TYPE_BINFO_BASETYPE): Remove.
21025 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
21027 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
21029 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
21030 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
21031 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
21032 (struct tree_binfo): Rename base_types to base_binfos.
21033 * alias.c (record_component_aliases): Adjust BINFO macros.
21034 * dbxout.c (dbxout_type): Likewise.
21035 * dwarf2out.c (gen_member_die): Likewise.
21036 * sdbout.c (sdbout_one_type): Likewise.
21037 * tree-dump.c (deque_and_dump): Likewise.
21038 * config/i386/i386.c (classify_argument,
21039 contains_128bit_aligned_vector_p): Likewise.
21041 2004-07-07 Nick Clifton <nickc@redhat.com>
21043 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
21044 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
21046 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21048 * vec.h: Fix the example use.
21050 2004-07-06 Richard Henderson <rth@redhat.com>
21052 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
21053 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
21054 * tree-inline.c (copy_body_r, setup_one_parameter,
21055 initialize_inlined_parameters, expand_call_inline,
21056 declare_inline_vars): Don't check it.
21057 (expand_calls_inline): Remove old version, rename new version
21058 from gimple_expand_calls_inline.
21059 * tree-optimize.c (execute_gimple): Remove.
21060 (pass_gimple): Don't run anything.
21062 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21064 * doc/sourcebuild.texi: Use semicolons instead of commas in
21067 2004-07-06 Richard Henderson <rth@redhat.com>
21069 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
21070 (sra_walk_modify_expr, scan_init): Likewise.
21071 (generate_element_zero): Check visited before scanning children.
21072 (generate_element_init): Set visited on error.
21073 (scalarize_init): Handle generate_element_init failure similar
21076 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21078 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
21079 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
21081 2004-07-06 Richard Henderson <rth@redhat.com>
21083 * config/i386/i386.c (legitimize_pic_address): Make static.
21084 (legitimize_address): Handle CONST with TLS operand.
21085 (ix86_expand_move): Don't call legitimize_pic_address directly.
21086 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
21088 2004-07-06 Roger Sayle <roger@eyesopen.com>
21090 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
21091 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
21092 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
21093 is currently executed unconditionally, i.e. not in "else_bb".
21095 2004-07-06 Steven Bosscher <stevenb@suse.de>
21097 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
21098 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21099 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
21100 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21101 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
21102 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21103 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
21104 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21105 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
21106 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21107 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
21108 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21109 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
21110 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21111 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
21112 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21114 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21116 * dojump.c (do_jump): REFERENCE_EXPR is dead.
21117 * expr.c (expand_expr_real_1): Ditto.
21118 * tree-inline.c (estimate_num_insns_1): Ditto.
21119 * tree-pretty-print.c (dump_generic_node): Ditto.
21120 (op_symbol): Ditto.
21123 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21125 * tree-ssa-pre.c (reference_node_pool): New pool.
21126 (find_or_generate_expression): Class 'r' is okay too.
21127 (create_value_expr_from): Ditto.
21128 (add_to_sets): LHS should not include vuses.
21129 (eliminate): Ditto.
21130 (compute_avail): Reverse ordering of tests.
21131 Valuize INDIRECT_REF as well.
21133 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
21135 PR rtl-optimization/16380
21136 * loop.c (check_dbra_loop): Sink comparison instructions if they
21137 do something other than set cc0.
21139 2004-07-06 James E Wilson <wilson@specifixinc.com>
21141 * doc/interface.texi (longjmp and automatic variables): Delete
21142 paragraph recommending taking the address of a variable.
21144 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
21146 * vec.h (VEC_embedded_alloc): Remove.
21147 (VEC_embedded_size, VEC_embedded_init): New.
21148 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
21150 (VEC_truncate): New.
21151 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
21152 (vec_embedded_alloc): Remove.
21153 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
21154 (vec_embedded_alloc): Remove.
21156 2004-07-06 Mark Mitchell <mark@codesourcery.com>
21158 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
21159 (gt-langhooks.h): Remove.
21161 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
21163 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
21165 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
21167 * config/sparc/sparc.c (get_pc_symbol): Rename into
21168 add_pc_to_pic_symbol.
21169 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
21170 (load_pic_register): Account for previous changes.
21171 Use reg_names. Don't create the label twice.
21172 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
21173 UNSPEC_LOAD_PCREL_SYM.
21174 (get_pc): Rename into load_pcrel_sym. Add predicate to
21175 operands. Remove condition.
21177 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
21179 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
21180 RECORD, UNION & QUAL_UNION is actually a binfo.
21182 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
21183 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
21184 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
21185 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
21186 * dwarf2out.c (add_data_member_location_attribute): Likewise.
21187 (gen_inheritance_die): Likewise.
21188 * tree-dump.c (deque_and_dump): Likewise.
21189 * doc/c-tree.texi (Binfos): Add under reconstruction note.
21191 2004-07-06 Steven Bosscher <stevenb@suse.de>
21193 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
21195 * config/mcore/mcore.md: Model memory latency with a simple DFA
21196 pipeline description instead of a define_function_unit.
21198 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21200 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
21201 * langhooks.h (var_mod_type_p): Likewise.
21202 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
21203 * expr.c (count_type_elements): Properly handle return from
21204 array_type_nelts and properly test for overflow.
21205 * gimplify.c (gimplify_init_constructor): Properly handle return
21206 from array_type_nelts.
21207 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
21208 * integrate.c (copy_decl_for_inlining): Correct comments.
21209 * tree-inline.c (remap_decl): Update comments, remove dead code,
21210 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
21211 (remap_type): Only remap if variably modified by vars in function
21213 (copy_body_r): Use compatible_type langhooks to see when can fold.
21214 (setup_one_parameter): Don't remap type.
21215 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
21216 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
21217 compute TREE_INVARIANT for decl case.
21218 (find_var_from_fn): New function.
21219 (variably_modified_type_p): Add arg and call new function.
21220 * tree.h (variably_modified_type_p): Add extra arg.
21222 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
21224 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
21225 (goto_handler_and_restore_v9): Delete disabled insn.
21226 (goto_handler_and_restore_v9_sp64): Likewise.
21228 2004-07-05 Roger Sayle <roger@eyesopen.com>
21230 * calls.c (load_register_parameters): Call expand_shift instead
21231 of expand_binop with ashl_optab (or other shift optab) directly.
21232 * expr.c (emit_group_load, emit_group_store): Likewise.
21233 * function.c (assign_parm_setup_block): Likewise.
21234 * stmt.c (shift_return_value): Likewise.
21236 2004-07-05 Jakub Jelinek <jakub@redhat.com>
21238 * expr.c (expand_assignment): Disable the bitfield += optimizations.
21240 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21242 * doc/sourcebuild.texi: Revert previous patch.
21244 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21246 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
21247 TARGET_MEM_FUNCTIONS.
21248 * system.h: Poison TARGET_MEM_FUNCTIONS.
21249 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
21250 bcmp_libfunc, bzero_libfunc): Remove.
21251 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
21253 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
21254 * doc/standards.texi: Don't mention calling BSD string functions.
21255 * doc/invoke.texi: Likewise. Mention that memmove may be called.
21256 * config/vax/t-memfuncs: New.
21257 * config/memcmp.c, config/memcpy.c, config/memmove.c,
21258 config/memset.c: New.
21259 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
21260 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
21262 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
21263 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
21264 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
21265 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
21266 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
21267 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
21268 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
21269 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
21270 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
21271 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
21273 2004-07-05 Richard Henderson <rth@redhat.com>
21275 * function.c (assign_parm_setup_reg): Properly rename variables in
21276 FUNCTION_ARG_CALLEE_COPIES section.
21278 2004-07-05 Zack Weinberg <zack@codesourcery.com>
21280 * tree-mudflap.c: Include cgraph.h.
21281 (mf_init_extern_trees): Rename to mudflap_init. Export.
21282 Rewrite to create synthetic declarations instead of looking
21283 up declarations from mf-runtime.h.
21284 (mf_make_builtin, mf_make_cache_struct_type): New functions.
21285 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
21286 Correct commentary.
21287 (execute_mudflap_function_decls, mudflap_register_call):
21288 Don't call mf_init_extern_trees.
21289 (mudflap_finish_file): Use cgraph_build_static_cdtor.
21291 * tree-mudflap.h: Update prototypes.
21292 * c-mudflap.c: Delete file.
21293 * c-common.c: Include tree-mudflap.h.
21294 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
21295 * Makefile.in: Remove all references to c-mudflap.o.
21296 Update dependencies.
21298 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21300 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
21301 displacements with the spatial-locality cache-control completer.
21303 2004-07-05 Zack Weinberg <zack@codesourcery.com>
21305 * langhooks.c: Don't include gt-langhooks.h.
21306 (var_labelno): Delete.
21307 (lhd_set_decl_assembler_name): Do not append a distinguishing
21308 number to file-scope internal-linkage declarations for the first
21309 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
21310 the declaration itself (if at block scope), or its containing
21311 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
21314 * opts.c (cur_in_fname): New global.
21315 * opts.h: Declare it.
21316 * tree.c: Include opts.h.
21317 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
21318 DECL_UID equal to cur_in_fname.
21319 (copy_node_stat): Do not change DECL_UID when copying a
21320 TRANSLATION_UNIT_DECL.
21321 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
21322 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
21324 * c-decl.c (c_static_assembler_name): Delete.
21325 * c-tree.h (c_static_assembler_name): Delete prototype.
21326 * c-lang.c, objc/objc-lang.c: Don't override
21327 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
21329 * Makefile.in (tree.o): Update dependencies.
21330 (GTFILES): Remove langhooks.c.
21332 2004-07-05 Roger Sayle <roger@eyesopen.com>
21334 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
21335 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
21336 Normalize "X % C" as "X % -C" for signed modulus and negative C.
21337 Optimize "X % -Y" as "X % Y" for signed modulus.
21338 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
21339 into "((unsigned) X % Y) == 0".
21341 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21343 * sourcebuild.texi (Config Fragments): Use @comma{} in
21344 cross-reference to section title.
21346 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21348 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
21349 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
21350 (gimplify_target_expr, gimplify_expr): Likewise.
21351 (copy_if_shared_r): No longer need special case for BIND_EXPR.
21352 (unshare_body, unvisit_body): Only look at nested if BODY_P is
21354 (gimplify_compound_lval): See if we can strip any useless conversion.
21355 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
21357 (gimplify_modify_expr_to_memset): Likewise.
21358 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
21359 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
21360 (declare_inline_vars): Likewise.
21361 (walk_type_fields): New function.
21362 (walk_tree): Use it.
21363 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
21365 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
21366 (sra_walk_modify_expr): Allow init function to fail.
21367 (scan_init): Now returns bool.
21368 (generate_element_init): If can't understand INIT, return false.
21369 (scalarize_init): Return false if generate_element_init does.
21371 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
21374 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
21375 bounds if bounds aren't constant.
21377 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
21379 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
21380 to type hooks; remove bogus PARAMS.
21382 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
21384 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
21385 * dwarf2out.c (add_data_member_location_attribute): Check for
21387 * tree.c (tree_node_kinds): Add "binfos".
21388 (binfo_lang_slots): New.
21389 (make_node_stat): Add TREE_BINFO.
21390 (make_tree_binfo_stat): New.
21391 (tree_node_structure): Add TREE_BINFO.
21392 * tree.def (TREE_BINFO): New.
21393 * tree.h (REC_OR_UNION_CHECK): Rename to ...
21394 (RECORD_OR_UNION_CHECK): ... here.
21395 (NOT_RECORD_OR_UNION_CHECK): New.
21396 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
21397 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
21398 RECORD_OR_UNION_CHECK.
21399 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
21400 (TYPE_LANG_SLOT_1): New.
21401 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
21402 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
21403 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
21404 (BINFO_ELTS): Remove.
21405 (BINFO_LANG_SLOT): New.
21406 (struct tree_binfo): New.
21407 (binfo_lang_slots): Declare.
21408 (enum tree_node_structure_enum): Add TS_BINFO.
21409 (union tree_node): Add binfo.
21410 (make_tree_binfo_stat): Declare.
21411 (make_tree_binfo): New.
21412 (enum tree_node_kind): Add binfo_kind.
21414 * objc/objc-act.c (start_class, objc_declare_protocols,
21415 start_protocols): Use TYPE_LANG_SLOT_1.
21416 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
21418 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
21419 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
21420 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
21421 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
21423 2004-07-05 Steven Bosscher <stevenb@suse.de>
21425 * rtl.h (struct rtx_def): Remove the integrated flag.
21426 Use the return_val flag for MEM_SCALAR_P.
21427 Reshuffle and update flags in CLEAR_RTX_FLAGS.
21429 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
21432 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
21433 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
21436 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
21438 * var-tracking.c: Fix some comments.
21439 (frame_stack_adjust): New.
21440 (vt_stack_adjustments): Init stack_adjust of entry block to
21441 minus stack adjustment of function prologue.
21442 (adjust_stack_reference): Do not adjust if adjustment == 0.
21443 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
21444 (emit_notes_in_bb): Likewise.
21445 (vt_add_function_parameters): Do not adjust locations of
21446 function arguments.
21447 (vt_initialize): Compute the stack adjustment of function
21448 prologue and offset the initial "location" of frame_base_decl
21449 from the stack pointer after prologue.
21451 2004-07-04 Richard Henderson <rth@redhat.com>
21453 * function.c (struct assign_parm_data_all): New.
21454 (struct assign_parm_data_one): New.
21455 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
21456 assign_parm_find_data_types, assign_parms_setup_varargs,
21457 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
21458 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
21459 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
21460 assign_parm_setup_block, assign_parm_setup_reg,
21461 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
21462 (assign_parms): ... here.
21464 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
21466 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
21467 now are bitmap_set_t's.
21468 (bitmap_insert_into_set): No point in inserting the value if
21470 (bitmap_set_contains): New function.
21471 (bitmap_set_replace_value): Add comment on why we do it
21473 (set_contains): Removed.
21474 (bitmap_set_subtract_from_value_set): New name of
21475 set_subtract now that it's arguments are two different
21478 (bitmap_find_leader): Change algorithm used.
21479 (find_or_generate_expression): Update use of functions for new
21481 (create_expression_by_pieces): Ditto.
21482 (insert_aux): Ditto.
21484 (add_to_sets): Ditto.
21486 (execute_pre): Ditto.
21487 (compute_avail): Ditto.
21488 Also ignore virtual phis.
21490 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
21492 * combine.c (simplify_comparison): Fix comment typo.
21494 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21496 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
21497 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
21498 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
21499 (output_restore): Change parameter from 'insn' to 'pat'.
21500 (output_return): Adjust call to output_restore.
21501 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
21502 Adjust call to output_restore.
21504 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
21506 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
21507 and assert system is bsd.
21509 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
21511 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
21512 (TARGET_SWITCHES): Remove -mdebugc.
21513 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
21514 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
21515 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
21516 (sle_[sd]i_reg): Delete.
21518 2004-07-04 Steven Bosscher <stevenb@suse.de>
21520 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
21522 * config/iq2000/iq2000.md: Translate old pipeline description to an
21523 equivalent new one.
21525 2004-07-04 Roger Sayle <roger@eyesopen.com>
21527 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
21528 Ensure the replacement rhs is valid gimple before performing
21529 the substitution. Return false if these sanity checks fail.
21530 (fold_stmt): Only set changed to true, if set_rhs returns true.
21531 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
21534 2004-07-04 Richard Henderson <rth@redhat.com>
21537 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
21539 2004-07-04 Mark Mitchell <mark@codesourcery.com>
21541 * configure.ac (ranlib_flags): New variable.
21542 * Makefile.in (RANLIB_FLAGS): New variable.
21543 (libbackend.a): Use it.
21544 * configure: Regenerated.
21546 2004-07-04 Roger Sayle <roger@eyesopen.com>
21548 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
21549 a "sign mask" instead of using ashr_optab directly.
21551 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
21553 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
21554 * doc/cppopts.texi: Clarify processing of command-line defines.
21556 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
21558 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
21560 2004-07-04 Richard Henderson <rth@redhat.com>
21562 * rtl.def (ADDRESSOF): Remove.
21563 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
21564 (find_base_term, memrefs_conflict_p): Likewise.
21565 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
21566 (fold_rtx, cse_insn, set_live_p): Likewise.
21567 * dwarf2out.c (mem_loc_descriptor): Likewise.
21568 (add_location_or_const_value_attribute): Likewise.
21569 * emit-rtl.c (copy_insn_1): Likewise.
21570 * explow.c (memory_address): Likewise.
21571 * expmed.c (store_split_bit_field): Likewise.
21572 * expr.c (expand_expr_real_1): Likewise.
21573 * function.c (instantiate_decl
21574 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
21575 * genrecog.c (preds, validate_pattern): Likewise.
21576 * integrate.c (copy_rtx_and_substitute): Likewise.
21577 * recog.c (general_operand, register_operand): Likewise.
21578 (memory_address_p): Likwise.
21579 * reload1.c (eliminate_regs, elimination_effects): Likewise.
21580 * rtl.c (copy_rtx): Likewise.
21581 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
21582 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
21583 * rtlhooks.c (gen_lowpart_general): Likewise.
21584 * stmt.c (expand_asm_operands): Likewise.
21585 * web.c (entry_register, replace_ref, web_main): Likewise.
21586 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
21587 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
21588 * config/arm/arm.c (thumb_rtx_costs): Likewise.
21589 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
21590 * config/frv/frv.c (move_destination_operand, move_source_operand,
21591 condexec_dest_operand, condexec_source_operand,
21592 condexec_memory_operand): Likewise.
21593 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
21594 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
21595 (destination_xfmode_operand): Likewise.
21596 * config/mips/mips.h (PREDICATE_CODES): Likewise.
21597 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
21598 * config/s390/s390.c (general_s_operand): Likewise.
21599 * config/s390/s390.md (mov*): Likewise.
21600 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
21602 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
21603 * expr.c (expand_expr_real_1): Likewise.
21604 * stmt.c (expand_decl): Likewise.
21605 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21607 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
21608 postponed_insns, put_var_into_stack, put_reg_into_stack,
21609 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
21610 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
21611 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
21612 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
21613 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
21614 purge_bitfield_addressof_replacements, purge_addressof_replacements,
21615 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
21616 struct insns_for_mem_walk_info, insns_for_mem_walk,
21617 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
21618 setjmp_protect_args): Remove.
21619 (push_function_context_to): Don't handle var_refs_queue.
21620 (pop_function_context_from, free_after_compilation): Likewise.
21621 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
21622 (assign_parms, allocate_struct_function): Likewise.
21623 (use_register_for_decl): New.
21624 (expand_function_end): Don't setjmp_protect.
21625 * function.h (struct emit_status): Update commentary.
21626 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
21627 (max_parm_reg, parm_reg_stack_loc): Remove.
21628 * passes.c (DFI_addressof): Remove.
21629 (dump_file_info): Remove addressof.
21630 (rest_of_handle_addressof): Remove.
21631 (rest_of_compilation): Don't call it.
21632 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
21633 * stmt.c (expand_decl): Use use_register_for_decl.
21634 * tree.h: Update decls.
21635 * web.c (mark_addressof): Remove.
21636 * doc/invoke.texi (-dF): Remove.
21638 2004-07-03 Richard Henderson <rth@redhat.com>
21640 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
21641 instead of gen_mem_addressof.
21642 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
21643 TImode output register.
21645 2004-07-03 Richard Henderson <rth@redhat.com>
21647 PR tree-optimization/16341
21648 * tree-sra.c (sra_walk_function): Increment to next stmt before
21649 processing the current stmt.
21650 (sra_insert_after): Always use BSI_SAME_STMT.
21652 2004-07-03 Richard Henderson <rth@redhat.com>
21654 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
21655 fp plus with minus.
21657 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
21659 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
21660 with tree_int_cst_equal.
21662 2004-07-03 Andreas Schwab <schwab@suse.de>
21664 * config/ia64/ia64.md: Define new attribute "empty".
21665 (prologue_use, nop_x, insn_group_barrier): Set it.
21667 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
21668 skip over "empty" insns.
21670 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21672 * tree-inline.c (initialize_inlined_parameters): Pass proper function
21673 context to gimplify_body.
21674 (walk_tree): Don't walk into types twice.
21675 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
21677 * tree-sra.c (generate_element_init): Remove any useless conversions.
21679 * gimplify.c (gimplify_conversion): Remove stripping useless
21680 conversions from here.
21681 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
21682 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
21683 Unshare before substituting PLACEHOLDER_EXPR.
21684 (gimplify_modify_expr_to_memset): Likewise.
21685 Pass address of TO to memset, not TO itself.
21686 (gimplify_init_constructor): Make copy of OBJECT so we have it each
21687 time we make an expression (to match a PLACEHOLDER_EXPR).
21689 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
21690 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
21691 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
21692 * tree-ssa-dom.c (local_fold): Likewise.
21694 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
21695 * langhooks.h (strct lang_hooks): New field type_max_size.
21696 * function.c (assign_temp): Call it.
21698 2004-07-03 Steven Bosscher <stevenb@suse.de>
21700 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
21701 * config/sh/sh.md: Convert the SH1 pipeline description to
21704 2004-07-02 Zack Weinberg <zack@codesourcery.com>
21706 * c-decl.c (struct c_binding): Remove contour field; add
21707 depth, invisible, nested fields.
21708 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
21709 (B_IN_EXTERNAL_SCOPE): New convenience macros.
21710 (bind): Add invisible and nested arguments. Initialize
21711 new fields of struct c_binding; adjust loop scanning for
21713 (free_binding_and_advance): Clear structure with memset.
21714 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
21715 in file scope, even if it's in external scope too.
21716 (pushdecl): Adjust to match. Create invisible file-scope
21717 declarations for block-scope forward declarations of static functions.
21718 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
21719 (undeclared_variable, lookup_label, declare_label, define_label)
21720 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
21721 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
21722 (store_parm_decls_oldstyle): Adjust to match.
21723 (diagnose_mismatched_decls): Correct handling of linkage clashes.
21724 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
21726 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
21727 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
21729 2004-07-02 Richard Henderson <rth@redhat.com>
21731 * c-decl.c (grokdeclarator): Don't frob current_function_decl
21732 around variable_size.
21733 (set_decl_nonlocal): Remove.
21734 (store_parm_decls): Add stmts for pending sizes.
21735 * calls.c (calls_function, calls_function_1): Remove.
21736 (precompute_arguments): Don't call it.
21737 * cfgexpand.c (set_save_expr_context): Remove.
21738 (tree_expand_cfg): Don't call it.
21739 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
21740 (dwarf2out_finish): Likewise.
21741 * expr.c (emit_block_move): Adjust addresses to BLKmode.
21742 (store_constructor): Don't pre-evaluate SAVE_EXPR.
21743 (safe_from_p): Don't queue SAVE_EXPRs.
21744 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
21745 or build plain VAR_DECLs.
21746 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
21748 (fold_checksum_tree): Don't special-case SAVE_EXPR.
21749 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
21750 (put_var_into_stack): Don't handle SAVE_EXPR.
21751 (gen_mem_addressof): Likewise.
21752 * function.h (struct function): Remove x_save_expr_regs.
21753 (save_expr_regs): Remove.
21754 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
21755 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
21756 * stor-layout.c (variable_size): Don't set it.
21757 (force_type_save_exprs, force_type_save_exprs_1): Remove.
21758 * tree-inline.c (remap_save_expr): Remove fn argument. Update
21759 all callers. Don't set SAVE_EXPR_CONTEXT.
21760 * tree-inline.h (remap_save_expr): Update decl.
21761 * tree.c (save_expr): Update build size.
21762 (first_rtl_op): Don't handle SAVE_EXPR.
21763 (unsave_expr_1, contains_placeholder_p): Likewise.
21764 (decl_function_context): Likewise.
21765 * tree.def (SAVE_EXPR): Remove args 1 and 2.
21766 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
21767 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
21769 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
21771 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
21772 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
21773 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
21774 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
21775 some first-person references and patronizing comments. Based on
21777 * doc/invoke.texi: Don't reference fortran@gnu.org.
21778 * doc/trouble.texi (Warning when a non-void function value is
21779 ignored): Rewrite. From Russ Allbery and Chris Devers.
21781 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
21783 * tree-ssa-pre.c (bitmap_set_t): New.
21784 (bb_value_sets): avail_out is now a bitmap_set_t.
21785 (bitmap_find_leader): New function.
21786 (bitmap_value_insert_into_set): Ditto.
21787 (bitmap_set_copy): Ditto.
21788 (bitmap_value_replace_in_set): Ditto.
21789 (bitmap_set_contains_value): Ditto.
21790 (bitmap_set_new): Ditto.
21791 (bitmap_set_pool): New pool.
21792 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
21793 (insert_aux): Ditto.
21794 (add_to_sets): Ditto.
21795 (compute_avail): Ditto
21796 (eliminate): Ditto.
21799 (execute_pre): Ditto.
21801 2004-07-02 Roger Sayle <roger@eyesopen.com>
21803 * config/rs6000/rs6000.c (struct processor_costs): New structure
21804 used to hold instruction latencies/sizes for processor types.
21805 (rs6000_cost): New global variable pointing to current CPU's costs.
21806 (rs6000_override_options): Initialize rs6000_cost to point to the
21807 appropriate cost table based upon rs6000_cpu and optimize_size.
21808 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
21811 2004-07-02 Richard Henderson <rth@redhat.com>
21813 * expmed.c (make_tree): Don't use SET_DECL_RTL.
21815 2004-07-02 Steven Bosscher <stevenb@suse.de>
21817 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
21819 2004-07-01 Richard Henderson <rth@redhat.com>
21821 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
21822 (alpha_gp_save_rtx): Use assign_stack_local instead of
21825 2004-07-01 Richard Henderson <rth@redhat.com>
21827 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
21828 (alpha_rtx_cost_data): Update to match.
21829 (alpha_rtx_cost_size): New.
21830 (alpha_rtx_costs): Honor optimize_size.
21832 2004-07-01 Richard Henderson <rth@redhat.com>
21834 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
21835 * cfgexpand.c (tree_expand_cfg): Do it here.
21836 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
21837 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
21838 * config/mips/mips.c (mips_output_mi_thunk): And here.
21839 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
21840 * config/sh/sh.c (sh_output_mi_thunk): And here.
21841 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
21843 2004-07-01 Richard Henderson <rth@redhat.com>
21845 * tree.def (RTL_EXPR): Remove.
21846 * c-typeck.c (lvalue_p): Don't handle it.
21847 * expr.c (safe_from_p): Likewise.
21848 (expand_expr_real_1): Likewise.
21849 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
21850 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
21851 * gengtype.c (adjust_field_tree_exp): Likewise.
21852 * stmt.c (warn_if_unused_value): Likewise.
21853 * tree-gimple.c (recalculate_side_effects): Likewise.
21854 * tree-pretty-print.c (dump_generic_node): Likewise.
21855 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
21856 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
21857 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
21859 * stmt.c (struct stmt_status): Remove x_last_expr_type,
21860 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
21861 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
21862 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
21863 all the bits that tracked last_expr.
21864 (expand_end_bindings): Don't track last_expr.
21865 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
21866 (clear_last_expr): Remove.
21867 (expand_asm): Don't call it.
21868 (expand_asm_operands, expand_end_cond): Likewise.
21869 (expand_naked_return, expand_null_return_1): Likewise.
21870 * c-typeck.c (c_begin_compound_stmt): Likewise.
21871 * cfgexpand.c (expand_block): Use expand_expr_stmt.
21872 * expr.c (expand_expr_real_1): Likewise.
21873 * tree.h: Update prototypes.
21875 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
21876 (struct emit_status): Remove sequence_rtl_expr.
21877 (struct function): Remove x_rtl_expr_chain.
21878 (seq_rtl_expr, rtl_expr_chain): Remove.
21879 * function.c (struct temp_slot): Remove rtl_expr.
21880 (assign_stack_temp_for_type): Don't set it.
21881 (free_temp_slots, pop_temp_slots): Don't check it.
21882 (free_after_compilation): Don't clear x_rtl_expr_chain.
21883 (fixup_var_refs): Don't search it.
21884 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
21885 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
21887 (push_topmost_sequence): Likewise.
21888 (end_sequence, init_emit): Likewise.
21889 (start_sequence_for_rtl_expr): Remove.
21890 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
21891 * rtl.h (preserve_rtl_expr_result): Remove.
21893 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
21895 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
21896 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
21899 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21901 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
21902 (STANDARD_STARTFILE_PREFIX_2): Define.
21903 (standard_startfile_prefix_1): Initialize to
21904 STANDARD_STARTFILE_PREFIX_1.
21905 (standard_startfile_prefix_2): Initialize to
21906 STANDARD_STARTFILE_PREFIX_2.
21907 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
21908 (STANDARD_STARTFILE_PREFIX_1): Define.
21909 (STANDARD_STARTFILE_PREFIX_2): Define.
21910 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
21911 (STANDARD_STARTFILE_PREFIX_2): Document.
21913 2004-07-01 Richard Henderson <rth@redhat.com>
21915 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
21916 in order to disable scalarization. Instead set a flag and wait
21917 for a candidate decl.
21919 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
21921 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
21922 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
21923 Use terminology "testsuite" and "enumerated".
21925 2004-07-01 Richard Henderson <rth@redhat.com>
21927 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
21928 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
21929 (initial_return_save): Likewise.
21930 (flush_queued_reg_saves): Remap register numbers.
21931 (dwarf2out_return_reg): Likewise.
21933 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21935 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
21937 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
21938 access functions for lower bound and element size and only output
21939 if lower bound nonzero or element size not same as that of type.
21940 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
21942 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
21944 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
21946 2004-07-01 Per Bothner <per@bothner.com>
21948 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
21950 2004-07-01 Jakub Jelinek <jakub@redhat.com>
21952 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
21953 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
21954 first operand. Don't optimize if the bitfield is volatile.
21956 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
21958 * c-pretty-print.c (pp_c_postfix_expression): Handle
21959 floating-point comparison operators.
21960 (pp_c_expression): Pass floating-point comparison
21961 operators to pp_c_postfix_expression.
21963 2004-07-01 Roger Sayle <roger@eyesopen.com>
21965 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
21966 rtx_cost instead of "had_mult" to determine whether the transformed
21967 expression is cheaper than the original.
21969 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
21971 * alias.c (get_alias_set, canon_rtx, get_addr,
21972 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
21974 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
21975 expand_builtin): Likewise.
21976 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
21978 * combine.c (can_combine_p, combinable_i3pat, try_combine,
21979 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
21980 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
21981 record_dead_and_set_regs_1, get_last_value_validate,
21982 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
21983 * cse.c (check_dependence, canon_hash, equiv_constant,
21984 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
21985 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
21986 count_reg_usage): Likewise.
21987 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
21988 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
21989 cselib_record_sets): Likewise.
21990 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
21991 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
21992 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
21993 * df.c (df_uses_record): Likewise.
21994 * dojump (do_jump): Likewise.
21995 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
21996 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
21997 decl_start_label): Likewise.
21998 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
21999 operand_subword, change_address_1, make_safe_from): Likewise.
22000 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
22001 stabilize, force_not_mem): Likewise.
22002 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
22003 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
22004 * expr.c (convert_move, convert_modes, emit_block_move,
22005 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
22006 emit_move_insn_1, expand_assignment, store_expr,
22007 store_constructor_field, store_constructor, store_field,
22008 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
22010 * final.c (cleanup_subreg_operands, alter_subreg,
22011 get_mem_expr_from_op): Likewise.
22012 * flow.c (notice_stack_pointer_modification_1,
22013 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
22015 * function.c (mark_temp_addr_taken, preserve_temp_slots,
22016 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
22017 optimize_bit_field, flush_addressof, purge_addressof_1,
22018 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
22019 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
22020 keep_stack_depressed): Likewise.
22021 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
22022 noce_process_if_block, find_memory): Likewise.
22023 * integrate.c (subst_constants, allocate_initial_values): Likewise.
22024 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
22025 update_equiv_regs): Likewise.
22026 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
22027 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
22028 * optabs.c (expand_abs, emit_unop_insn): Likewise.
22029 * passes.c (rest_of_handle_final): Likewise.
22030 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
22031 move2add_note_store): Likewise.
22032 * ra-build.c (detect_remat_webs): Likewise.
22033 * ra-debug.c (dump_static_insn_cost): Likewise.
22034 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
22035 * recog.c (validate_change, apply_change_group, cancel_changes,
22036 validate_replace_rtx_1, general_operand, register_operand,
22037 nonmemory_operand, push_operand, pop_operand, memory_operand,
22038 indirect_operand, asm_operand_ok, offsettable_memref_p,
22039 offsettable_nonstrict_memref_p, constrain_operands,
22040 store_data_bypass_p): Likewise.
22041 * reg-stack.c (subst_stack_regs_pat): Likewise.
22042 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
22043 copy_cost, reg_scan_mark_refs): Likewise.
22044 * regmove.c (optimize_reg_copy_3, stack_memref_p,
22045 combine_stack_adjustments_for_block): Likewise.
22046 * regrename.c (copyprop_hardreg_forward_1): Likewise.
22047 * reload.c (can_reload_into, push_reload, decompose, immune_p,
22048 find_reloads, find_reloads_address, find_reloads_address_1,
22049 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
22050 find_equiv_reg): Likewise.
22051 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
22052 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
22053 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
22054 delete_address_reloads): Likewise.
22055 * resource.c (mark_referenced_resources): Likewise.
22056 * rtlanal.c (get_jump_table_offset, count_occurrences,
22057 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
22058 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
22059 num_sign_bit_copies1): Likewise.
22060 * rtlhooks.c (gen_lowpart_general): Likewise.
22061 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
22062 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
22063 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
22064 sdbout_global_decl): Likewise.
22065 * simplify-rtx.c (simplify_subreg): Likewise.
22066 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
22067 expand_anon_union_decl, expand_end_case_type): Likewise.
22068 * unroll.c (calculate_giv_inc): Likewise.
22069 * var-tracking.c (stack_adjust_offset_pre_post,
22070 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
22071 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
22072 vt_add_function_parameters): Likewise.
22073 * varasm.c (make_var_volatile, notice_global_symbol,
22074 assemble_external, decode_addr_const, mark_weak,
22075 default_encode_section_info): Likewise.
22077 2004-07-01 Steven Bosscher <stevenb@suse.de>
22079 * stmt.c (check_seenlabel): Remove.
22080 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
22082 2004-07-01 Richard Henderson <rth@redhat.com>
22084 * function.h (struct function): Remove x_function_call_count.
22085 (function_call_count): Remove.
22086 * calls.c (expand_call): Don't set it.
22087 * integrate.c (copy_rtx_and_substitute): Likewise.
22089 * function.h (struct function): Remove x_cleanup_label.
22090 (cleanup_label): Remove.
22091 * stmt.c (expand_value_return): Don't use it.
22092 * function.c (free_after_compilation): Don't set it.
22093 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
22094 * cfgexpand.c (tree_expand_cfg): Update call.
22095 * tree.h (expand_function_start): Update decl.
22097 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
22100 * c-lang.c (c_initialize_diagnostics): Move from here ...
22101 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
22102 (c_tree_printer): Use pretty-printer to format %T.
22103 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
22104 before '*' if not C++.
22105 (pp_c_direct_abstract_declarator): Don't try to print array upper
22106 bound for flexible array members.
22107 * c-tree.h: Include "diagnostic.h".
22108 (c_initialize_diagnostics): Declare.
22109 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
22110 * c-format.c (format_type_warning): New function. Improve
22111 diagnostics for incorrect format argument types.
22112 (check_format_types): Use it. Add two parameters. Use the
22113 TYPE_MAIN_VARIANT of wanted_type.
22114 (check_format_info_main): Pass new parameters to
22115 check_format_types.
22116 (struct format_wanted_type): Update comment.
22118 2004-07-01 Nick Clifton <nickc@redhat.com>
22120 * target.h (struct gcc_target): Add new field to struct cxx:
22121 import_export_class.
22122 * target-def.h (TARGET_CXX): Initialise the new field.
22123 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
22125 * doc/tm.texi: Document the new target hook.
22127 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22129 * builtins.c (fold_builtin_classify): Fix typo.
22131 2004-07-01 Richard Henderson <rth@redhat.com>
22133 * function.c (identify_blocks, identify_blocks_1): Remove.
22134 * function.h (identify_blocks): Remove.
22135 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
22137 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22139 * builtins.c (fold_builtin_classify): New.
22140 (fold_builtin_unordered_cmp): Fix commentary.
22141 (fold_builtin): Use it.
22142 * builtins.def: Define builtins for isnan,
22143 isnanf, isnanl, finite, finitef, finitel,
22144 isinf, isinff, isinfl.
22146 2004-07-01 Richard Henderson <rth@redhat.com>
22148 * function.h (struct function): Remove dont_emit_block_notes.
22149 * gimple-low.c (lower_function_body): Don't set it.
22150 * cfgexpand.c (expand_block): Don't check it.
22151 * cfglayout.c (insn_locators_initialize): Likewise.
22152 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
22153 * passes.c (rest_of_compilation): Likewise.
22154 * stmt.c (expand_start_bindings_and_block): Likewise.
22155 (expand_end_bindings): Likewise.
22157 2004-07-01 Richard Henderson <rth@redhat.com>
22159 * cgraph.h (cgraph_build_static_cdtor): Declare.
22160 * cgraphunit.c (cgraph_build_static_cdtor): New.
22161 * c-objc-common.c (build_cdtor): Use it.
22162 * coverage.c (create_coverage): Likewise.
22163 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
22164 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
22166 See ChangeLog.11 for earlier changes.