1 2004-11-18 Ben Elliston <bje@au.ibm.com>
3 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
5 2004-11-18 Ben Elliston <bje@au.ibm.com>
7 * cgraph.h: Replace "it's" with "its" throughout.
9 2004-11-18 Ben Elliston <bje@au.ibm.com>
11 * doc/rtl.texi (Flags): Grammar fix.
13 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
15 * expmed.c (alg_code): Add alg_unknown.
16 (alg_hash_entry): New.
17 (NUM_ALG_HASH_ENTRIES): Likewise.
19 (synth_mult): Cache the result into alg_hash.
21 2004-11-17 Zack Weinberg <zack@codesourcery.com>
23 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
24 config/rs6000/libgcc-ppc64.ver.
26 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
28 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
29 checking if an unconditional return is followed by a barrier.
31 * jump.c (condjump_p): Remove unreachable code.
33 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
34 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
35 tree-ssa-live.h, tree.h: Remove unused prototypes.
37 2004-11-17 Jeff Law <law@redhat.com>
39 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
40 (edge_to_cases_elt): Renamed from edge_to_case_leader.
41 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
42 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
43 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
44 (get_cases_for_edge): New function.
45 (start_recording_case_labels, end_recording_case_labels): Similarly.
46 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
47 chain equivalent CASE_LABEL_EXPRs together.
48 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
49 (make_switch_expr_edges): Do not record edge/cases here.
50 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
51 (split_critical_edges): Record cases around the edge splitting code.
52 (cleanup_dead_labels): Use CASE_LABEL again.
53 (tree_redirect_edge_and_branch): If we have a mapping from edge
54 to cases, use it to handle redirections. Else do it the slow way.
55 * tree.h (CASE_LEADER_OR_LABEL): Kill.
56 (CASE_LABEL): Revert to just looking at the tree's second operand.
57 * tree.c (get_case_label): Kill.
59 2004-11-17 Diego Novillo <dnovillo@redhat.com>
61 PR tree-optimization/18307
62 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
63 'orig' are the same node.
64 (collect_points_to_info_r): Do not call merge_pointed_to_info
65 when the PHI argument is identical to the LHS.
67 2004-11-17 Steven Bosscher <stevenb@suse.de>
69 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
70 to insert the exit or entry block.
71 (ssa_prop_init): Use add_control_edge to seed the algorithm.
73 2004-11-16 Zack Weinberg <zack@codesourcery.com>
75 * mkmap-flat.awk, mkmap-symver.awk: If the last version
76 assigned to a symbol was '%exclude', do not emit it anywhere.
77 If leading_underscore is true, prefix all symbols from the
78 version scripts with a leading underscore before comparing
79 them with nm output or emitting them. Remove support for dot
81 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
82 (SHLIB_MAPFILES): Use libgcc-std.ver.
83 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
84 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
85 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
86 libgcc-excl.ver and libgcc-glibc.ver.
88 * config/sh/libgcc-excl.ver: New file.
89 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
91 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
93 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
94 the test when the edge has the opposite meaning, not when
95 the first argument is invariant.
97 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
99 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
101 (rs6000_complex_function_value): Handle e500 v2 variant.
103 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
105 Fix PR tree-optimization/18519
107 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
108 * tree-pass.h: Add TODO_cleanup_cfg.
109 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
110 (ccp_finalize): Remove call to cleanup_cfg.
111 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
112 (pass_cd_dce): Ditto.
113 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
114 dump_function_to_file.
115 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
117 (pass_ch): Add TODO_cleanup_cfg.
118 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
120 (pass_loop_done): Add TODO_cleanup_cfg.
121 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
122 (tree_ssa_phiopt): Remove call to cleanup_cfg.
124 2004-11-16 Devang Patel <dpatel@apple.com>
126 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
128 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
130 * expmed.c, ra-colorize.c: Fix comment typos.
132 * doc/tm.texi: Fix typos.
134 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
135 Mark Mitchell <mark@codesourcery.com>
138 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
141 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
143 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
144 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
146 2004-11-16 Devang Patel <dpatel@apple.com>
148 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
150 2004-11-16 Eric Christopher <echristo@redhat.com>
152 * config/mips/mips.c: Use rtl _P predicates.
153 * config/mips/mips.h: Ditto.
154 * config/mips/mips.md: Ditto.
156 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
158 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
161 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
163 * config/s390/s390.c (s390_cc_modes_compatible): New function.
164 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
166 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
169 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
170 before and after the insns for getting GOT address in non-PIC
171 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
174 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
176 * gcc/cse.c (struct change_cc_mode_args): New structure.
177 (cse_change_cc_mode_insn): New function.
178 (cse_change_cc_mode): Use validate_change to perfom changes.
179 (cse_change_cc_mode_insns, cse_condition_code_reg):
180 Call cse_change_cc_mode_insn.
182 2004-11-16 Steven Bosscher <stevenb@suse.de>
186 2004-11-16 Steven Bosscher <stevenb@suse.de>
188 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
190 2004-11-15 Dale Johannesen <dalej@apple.com>
192 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
194 2004-11-15 Dale Johannesen <dalej@apple.com>
196 * profile.c (compute_branch_probabilities): Prevent
197 crash with EH in RTL-based profiling.
199 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
201 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
203 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
204 * tree-ssa-dom.c (thread_across_edge): Likewise.
205 * tree-vectorizer.c (vect_transform_loop_bound): Replace
206 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
209 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
210 (tree_flow_call_edges_add): Update the call to
211 bsi_commit_edge_inserts.
212 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
213 * profile.c (branch_prob): Likewise.
214 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
215 * tree-sra.c (scalarize_function): Likewise.
216 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
217 * tree-ssa-pre.c (fini_pre): Likewise.
218 * tree-flow.h: Update the prototype for
219 bsi_commit_edge_inserts.
221 2004-11-15 Eric Christopher <echristo@redhat.com>
223 * sched-deps.c (set_sched_group_p): Delete.
224 (delete_all_dependencies): New function.
225 (fixup_sched_groups): Use. New function.
226 (sched_analyze_insn): Use.
228 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
230 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
231 RROTATE_EXPR or unknown code.
232 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
233 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
234 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
237 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
240 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
241 after processing the declarator.
243 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
245 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
247 (altivec_vspltb): Same.
248 (altivec_vspltw): Same.
249 (altivec_vspltisb): Same.
250 (altivec_vspltish): Same.
251 (altivec_vspltisw): Same.
252 (altivec_vspltisw_v4sf): Same.
253 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
255 Move "End of vector xor's" comment to the right place.
257 2004-11-15 Steve Ellcey <sje@cup.hp.com>
259 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
260 instead of nonimmediate_operand.
262 2004-11-15 Mark Mitchell <mark@codesourcery.com>
264 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
265 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
266 * config/sol2.c (solaris_output_init_fini): Update calls to
267 ASM_OUTPUT_CALL. Include "rtl.h".
269 2004-11-15 Mark Mitchell <mark@codesourcery.com>
271 * config/sol2-c.c (cmn_err_char_table): Add "p".
273 2004-11-15 Mark Mitchell <mark@codesourcery.com>
275 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
276 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
278 2004-11-15 Mark Mitchell <mark@codesourcery.com>
280 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
281 within the multilib directory.
283 2004-11-15 Nick Clifton <nickc@redhat.com>
285 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
286 builtin assert of cpu=xstormy16.
288 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
290 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
293 2004-11-14 Richard Henderson <rth@redhat.com>
296 * calls.c (struct arg_data): Add parallel_value.
297 (precompute_register_parameters): Set it.
298 (load_register_parameters): Use it.
299 (store_one_arg): Also set it here.
301 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
303 PR tree-optimization/18431
304 * fold-const.c (associate_trees): Do not produce x + 0.
305 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
307 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
309 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
310 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
312 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
314 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
316 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
318 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
319 value-prof.c: Fix comment typos.
321 2004-11-14 Stan Shebs <shebs@apple.com>
323 Basic ABI changes for passing structs by value in 64-bit Darwin.
324 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
325 (rs6000_override_options): Set it for 64-bit Darwin.
326 (rs6000_parse_abi_options): Add testing options to change it.
327 (rs6000_return_in_memory): Test whether the type is one
328 that can be passed in registers.
329 (darwin64_function_arg_advance): New.
330 (function_arg_advance): Call it, plus add recursion depth
331 argument and test when counting off arguments.
332 (rs6000_darwin64_function_arg): New.
333 (function_arg): Call it.
334 (setup_incoming_varargs): Add argument to function_arg_advance.
335 (rs6000_darwin64_function_value): New.
336 (rs6000_function_value): Call it.
337 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
338 * config/rs6000/rs6000-protos.h: Update decl of
339 function_arg_advance.
341 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
344 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
345 support TImode before adding __int128_t and __uint128_t types.
347 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
350 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
351 (vect_transform_loop_bound): Set loop->nb_iterations.
353 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
354 Andrew Pinski <pinskia@physics.uc.edu>
357 * tree-vectorize.c (vect_build_loop_niters): Do not insert
358 NULL into the instruction stream. Initialize new_bb to NULL.
359 (vect_update_ivs_after_vectorizer): Likewise.
360 (vect_gen_niters_for_prolog_loop): Likewise.
362 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
364 PR tree-optimization/18431
365 * tree-flow.h (stmt_references_memory_p): Declare.
366 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
367 * tree-ssa.c (stmt_references_memory_p): New function.
369 2004-11-14 Andreas Schwab <schwab@suse.de>
371 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
374 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
376 * c-common.c (walk_stmt_tree): Remove.
377 * c-common.h: Remove the corresponding prototype.
379 * emit-rtl.c (push_to_full_sequence): Remove.
380 * rtl.h: Remove the corresponding prototype.
382 * cselib.c, expr.c: Fix comment typos.
384 2004-11-13 Richard Henderson <rth@redhat.com>
386 * calls.c (precompute_register_parameters): Force all PARALLELs
387 into pseudo registers.
388 (load_register_parameters): Copy PARALLELs into hard registers.
389 * function.c (assign_parm_setup_block): Copy PARALLELS into
390 pseudo registers. Do emit_group_store in conversion_insns.
391 * expr.c (emit_group_load_1): Rename from emit_group_load, take
392 tmps as an argument. Move final copy loop ...
393 (emit_group_load): ... here. New function.
394 (emit_group_load_into_temps, emit_group_move_into_temps): New.
395 * expr.h: Declare them.
397 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
399 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
400 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
401 with PHI_CHAIN where appropriate.
403 2004-11-13 Dale Johannesen <dalej@apple.com>
405 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
406 (tree_block_label): Ditto.
407 (flush_pending_stmts): Ditto.
408 (insert_edge_copies): Ditto.
409 (expr_invariant_in_loop_p): Ditto.
410 (TDF_USE_OPS): Parenthesize definition.
411 (TDF_USE_VOPS): Ditto.
413 2004-11-13 David Edelsohn <edelsohn@gnu.org>
415 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
416 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
418 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
420 2004-11-14 Joseph Myers <joseph@codesourcery.com>
422 * config/i386/i386.c (override_options): Move loop to set default
423 tuning to correct place.
425 2004-11-13 Zak Kipling <zak@transversal.com>
428 * config/i386/i386.c (classify_argument): Fix infinite loop when
429 passing object with 3 or more base classes by value.
431 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
433 * doc/md.texi (constraints) <% modifier>: Mention that it is
434 useless when the two alternatives are strictly identical.
436 2004-11-13 Richard Henderson <rth@redhat.com>
438 * expmed.c (extract_split_bit_field): Temporarily disable call to
439 extract_force_align_mem_bit_field.
441 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
443 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
446 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
447 lambda-code.c, postreload.c, predict.c, tree-sra.c,
448 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
450 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
452 * doc/install.texi (automake): Correctly document that everything now
453 will use automake 1.9.3.
455 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
458 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
459 TImode. Sorry for other non-complex larger-than-64-bit modes.
460 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
462 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
464 * doc/install.texi (automake): Document that everything now uses 1.9.
466 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
468 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
471 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
473 * tree.h: Fix comment typos.
475 2004-11-13 Steven Bosscher <stevenb@suse.de>
477 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
480 * cselib.c (new_cselib_val): Make comment correct and more detailed.
481 * flow.c (mark_set_1): Likewise.
483 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
484 duplicate_eh_regions): Remove.
485 * except.h (duplicate_eh_regions): Remove prototype.
486 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
487 global_const_equiv_varray): Remove.
488 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
489 global_const_equiv_varray, set_label_in_map): Remove prototypes,
490 extern declaration, and #define.
491 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
492 (struct inline_remap): Remove.
493 * varray.c (struct element): Remove entry for const_equiv_data.
494 * varray.h (struct const_equiv_data): Remove.
495 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
496 (union varray_data_tag) <const_equiv>: Remove.
497 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
498 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
500 * regstack.c (record_label_references): Remove unused function.
502 * rtl.def (VALUE): Update comment.
503 (LABEL_REF): Remove unused operand 2.
504 * rtl.h (struct rtx_def): Update for removed accessor macros.
505 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
506 REG_LOOP_TEST_P): Remove.
507 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
508 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
509 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
511 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
512 Eric Botcazou <ebotcazou@libertysurf.fr>
515 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
517 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
518 (V32I): New macro for 32-bit modes.
519 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
520 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
521 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
522 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
523 one_cmpldi_sp64): Use V64I instead of DI.
524 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
525 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
526 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
527 (nandv64i_vis, nandv32i_vis): New patterns.
529 2004-11-12 Mike Stump <mrs@apple.com>
531 * Makefile.in: Add html support.
532 * java/Make-lang.in: Likewise.
533 * fortran/Make-lang.in: Likewise.
534 * treelang/Make-lang.in: Likewise.
535 * doc/install.texi: Likewise.
536 * doc/makefile.texi: Likewise.
537 * doc/sourcebuild.texi: Likewise.
539 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
541 * tree-ssa-loop-manip.c: Fix a comment typo.
543 2004-11-12 Mike Stump <mrs@apple.com>
545 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
546 renaming this node to Concept Index.
547 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
548 to more closely match gcc.texi.
550 2004-11-12 Jeff Law <law@redhat.com>
552 * tree-cfg.c (hashtab.h): Include.
553 (struct edge_to_case_leader_elt): New structure.
554 (edge_to_case_leader): New.
555 (edge_to_case_leader_hash): New hashtable hasing function.
556 (edge_to_case_leader_eq): New hashtable equality function.
557 (record_switch_edge): New function.
558 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
559 (make_switch_expr_edges): Build the edge-to-case-leader
560 hash table. Tear down the hash table when we're done.
561 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
563 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
564 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
565 to use new concept of case leaders to reduce overhead of
566 redirecting outgoing edges from switch statements.
567 * tree.c (get_case_label): New function.
568 * tree.h (CASE_LABEL): Define in terms of get_case_label.
569 (CASE_LEADER_OR_LABEL): Define.
571 2004-11-12 Ziemowit Laski <zlaski@apple.com>
573 * varasm.c (output_addressed_constants): For CONST_DECLs,
574 output the initializer if present.
576 2004-11-12 Ziemowit Laski <zlaski@apple.com>
578 * config/rs6000/darwin.h: Fix confusing typo in comment.
580 2004-11-12 Devang Patel <dpatel@apple.com>
582 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
584 2004-11-12 Devang Patel <dpatel@apple.com>
586 * tree-if-conv.c (clean_predicate_lists): Use loop header
589 2004-11-12 Richard Henderson <rth@redhat.com>
592 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
593 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
594 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
595 * config/i386/i386-modes.def (XF): Use it.
597 2004-11-11 Geoffrey Keating <geoffk@apple.com>
599 * Makefile.in (macro_list): Use move-if-change to avoid spurious
602 2004-11-12 Mark Mitchell <mark@codesourcery.com>
605 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
606 when deciding whether to pass a variable to
607 cgraph_varpool_finalize_decl or assemble_variable.
608 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
610 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
612 * tree-vectorizer.c: Fix a comment typo.
614 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
616 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
618 2004-11-12 Diego Novillo <dnovillo@redhat.com>
620 * tree-scalar-evolution.c (analyzable_condition): Remove
621 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
623 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
625 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
626 Remove m505/roe multilib variant.
628 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
630 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
631 to load from the stack.
633 2004-11-12 Richard Henderson <rth@redhat.com>
635 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
636 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
637 * toplev.h (FL2T__): Remove.
638 (CLZ_HWI): Rename from FL2T_CLZ__.
640 (floor_log2): Simplify.
643 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
645 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
646 compute the first overlapping iterations.
648 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
651 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
652 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
654 2004-11-12 Steven Bosscher <stevenb@suse.de>
656 PR tree-optimization/18419
657 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
658 pointer set instead of a bitmap.
659 (walk_use_def_chains): Create, pass and clean up that pointer_set.
661 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
663 (init_alias_info): Allocate and zero it here.
664 (delete_alias_info): Delete it here.
665 (collect_points_to_info_for): Use it.
667 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
669 * alias.c (record_alias_subset, addr_side_effect_eval):
671 * alias.h: Remove the prototype for record_alias_subset.
672 * expr.h: Remove the commented-out prototype for
674 * rtl.h: Remove the prototype for addr_side_effect_eval.
676 * cfglayout.c (choose_inner_scope): Make it static.
677 * rtl.h: Remove the corresponding prototype.
679 * cfgloopmanip.c (update_single_exits_after_duplication,
680 unloop): Make them static.
681 * cfgloop.h: Remove the corresponding prototypes.
683 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
685 * c-tree.h: Remove the corresponding prototypes.
687 * explow.c (round_push): Make it static.
688 * expr.h: Remove the corresponding prototype.
690 * varasm.c (get_named_section_flags, decl_tls_model): Make
692 * output.h: Remove the prototype for get_named_section_flags.
693 * tree.h: Remove the prototype for decl_tls_model.
695 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
697 * function.c (expand_function_end): Remove an "if" statement
698 that always triggers.
699 * stmt.c (expand_null_return_1): Likewise.
701 2004-11-11 James E. Wilson <wilson@specifixinc.com>
703 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
704 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
705 CLASS_MAX_NREGS): Likewise.
707 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
709 PR tree-optimization/17742
710 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
711 MINUS_EXPR correctly.
713 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
715 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
716 Give up as soon as the evolution is known not computable.
718 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
721 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
723 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
724 to spot rlwinm opportunities.
725 (and64_2_operand): Use mask_1or2_operand.
726 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
728 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
730 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
731 (vect_update_ivs_after_vectorizer): Update function documentation.
732 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
734 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
736 * config/arm/arm.c: Fix a comment typo.
738 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
740 * bitmap.h (nBITMAP_WORD_BITS): Remove.
741 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
742 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
744 (bitmap_first_set_bit): Return unsigned, use ctzl.
745 (bitmap_last_set_bit): Remove.
746 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
748 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
749 remove special case code for two word elements.
750 (bitmap_last_set_bit): Remove.
751 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
752 bitmap_first_set_bit with bitmap_empty_p.
753 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
754 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
757 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
760 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
763 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
764 unsigned equality compare when we know the operands are unsigned.
766 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
768 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
769 __PIC__ and __pic__ only if TARGET_ABICALLS.
770 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
771 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
772 -KPIC only if not -mno-abicalls.
774 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
775 * config/sparc/linux.h, config/sparc/linux64.h
776 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
778 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
779 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
780 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
781 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
783 2004-11-11 Paul Brook <paul@codesourcery.com>
785 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
786 register if current_function_uses_pic_offset_table is set.
788 2004-11-10 David Edelsohn <edelsohn@gnu.org>
790 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
791 Change multi-instruction sequences to new attribute.
792 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
793 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
794 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
796 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
798 * tree-data-ref.c (build_classic_dist_vector): If either loop
799 is outside of the nest we asked about, the dependence can't
801 (build_classic_dir_vector): Ditto.
803 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
805 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
807 (force_var_cost): Determine cost of addition and multiplication more
809 (get_computation_cost_at): Add cost for computing address elements to
812 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
813 one of the arguments of MINUS_EXPR is an address.
814 (split_address_to_core_and_offset): New function.
815 (ptr_difference_const): Handle case when one of the operands is a
817 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
818 (ptr_difference_cost): Pass addresses instead of objects to
819 ptr_difference_const.
821 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
823 * tree.c (tree_check_failed): Emit general error if the list of
826 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
828 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
829 argument. When the union is passed in the 6th slot, build a
830 PARALLEL with only one element.
831 (function_arg): Adjust call to function_arg_union_value.
832 (function_value): Likewise.
834 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
836 PR tree-optimization/17892
837 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
840 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
843 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
844 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
846 2004-11-10 Steven Bosscher <stevenb@suse.de>
848 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
849 (struct basic_block_def): Remove local_set and cond_local_set
850 fields. Update comment for global_live_at_start.
851 * flow.c (calculate_global_regs_live): Allocate local_sets and
852 cond_local_sets here as arrays of bitmaps previously stored in
853 bb->local_set and bb->cond_local_set. Use xmalloc instead of
854 obstack allocated bitmaps.
856 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
859 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
862 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
864 2004-11-09 Jeff Law <law@redhat.com>
866 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
867 argument holding last unvisited block. Start search for
868 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
869 (connect_infinite_loops_to_exit): Supply last unvisited block
870 to flow_dfs_compute_reverse_execute.
872 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
874 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
876 (floatunssidf2): Same.
878 ("extendsfdf2"): New expander.
879 (*extendsfdf2_fpr): Rename.
880 (*truncdfsf2_fpr): Same.
883 (*nabsdf2_fpr): Same.
889 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
890 ("spe_fix_truncdfsi2"): Same.
891 (spe_floatunssidf2): Same.
892 (spe_floatsidf2): Same.
894 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
897 * c-common.c (fname_decl): Don't use line number of decl in
900 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
902 * config/s390/s390-protos.h (s390_pool_operand): Remove.
903 * config/s390/s390.c (s390_pool_operand): Likewise.
904 (s390_extra_constraint_str): Handle 'B' constraints.
905 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
906 * config/s390/s390.md: Document 'B' constraints.
907 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
908 s390_pool_operand to prevent insns with two literal pool
909 references. Make pattern commutative.
910 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
911 'B' constraint instead of s390_pool_operand.
913 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
915 * tree-cfg.c (create_bb): Remove unnecessary memset.
917 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
919 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
920 (thread_block): Call flush_pending_stmt instead of
923 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
925 * loop-iv.c (iv_number_of_iterations): Make it static.
926 * cfgloop.h: Remove the corresponding prototype.
928 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
930 * function.c (combine_temp_slots, assign_parms,
931 expand_pending_sizes): Make them static.
932 * tree.h: Remove the corresponding prototypes.
934 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
936 * emit-rtl.c (copy_most_rtx): Remove.
937 * rtl.h: Remove the corresponding prototype.
939 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
941 * cfgloop.c (flow_loops_update): Remove.
942 * cfgloop.h: Remove the corresponding prototype.
944 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
946 * conflict.c (mark_reg, conflict_graph_compute): Remove.
947 * basic-block.h: Remove the prototype for
948 conflict_graph_compute.
950 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
952 * tree-if-conv.c (add_to_dst_predicate_list): Change the
953 second argument to basic_block.
954 (tree_if_convert_cond_expr): Update call sites.
956 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
958 * fold-const.c (pedantic_non_lvalue): Make it static.
959 * tree.h: Remove the corresponding prototype.
961 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
963 * optabs.c (prepare_operand): Make it static.
964 * optabs.h: Remove the corresponding prototype.
966 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
968 * reload1.c (reloads_conflict, gen_reload): Make them static.
969 * reload.h: Remove the corresponding prototypes.
971 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
973 * reload.c (refers_to_mem_for_reload_p,
974 refers_to_regno_for_reload_p): Make them static.
975 * reload.h: Remove the corresponding prototypes.
977 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
978 Eric Botcazou <ebotcazou@libertysurf.fr>
981 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
982 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
983 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
984 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
985 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
986 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
987 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
988 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
989 MODE_VECTOR_INT modes.
990 (sparc_extra_constraint_check): Add new constraint 'Y'.
991 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
992 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
993 (V64): New mode macro for 64-bit modes.
994 (movsf): Use V32 for mode instead of SF.
995 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
996 alongside 'G' constraint.
997 (movdf): Use V64 for mode instead of DF.
998 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
999 of DF. Add 'Y' constraint alongside 'G' constraint.
1000 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
1003 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1005 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
1006 integer NEG and ABS.
1007 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
1008 ("*negdi2_31"): Reimplement using a splitter.
1009 ("*negdi2_cc", "*negdi2_cconly"): New insns.
1010 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
1011 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
1012 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
1013 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
1014 ("*absdi2_cc", "*absdi2_cconly"): New insns.
1015 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
1016 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
1017 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
1018 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
1019 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
1020 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
1021 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
1022 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
1023 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
1025 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1027 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
1028 when eliminating an UNSPEC_CMPINT.
1029 (s390_secondary_input_reload_class): Fix test for CC register reload.
1030 (s390_secondary_output_reload_class): Likewise.
1031 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
1032 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
1033 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
1034 insn patterns with splitters.
1036 2004-11-09 David Edelsohn <edelsohn@gnu.org>
1038 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
1039 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
1041 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1043 * tree-phinodes.c (phi_reverse): New.
1044 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
1046 * tree-flow.h: Add a prototype for phi_reverse.
1048 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1050 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1052 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1055 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
1058 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1060 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
1061 instead of "arg" in diagnostics.
1063 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1065 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
1066 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
1067 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
1068 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1069 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
1070 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
1071 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
1072 config/iq2000/iq2000.c, config/m32r/m32r.c,
1073 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
1074 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
1075 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
1076 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1077 config/sh/symbian.c, config/stormy16/stormy16.c,
1078 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
1079 and %> as appropriate. Use %' as apostrophe in diagnostics where
1080 applicable. Use %< and %> in place of '' quotes where applicable.
1081 Use %qs in place of %<%s%>. Consistently quote __builtin function
1084 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
1086 * gdbinit.in (pbb, pbm): New macros.
1088 2004-11-08 Jeff Law <law@redhat.com>
1090 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
1091 implementing it inline.
1093 * cfganal.c (find_edge): Search pred->succs or succ->preds,
1094 whichever is shorter.
1096 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1098 * passes.c (rest_of_handle_jump): Remove dead code.
1100 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1102 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
1103 the last used element in the worklist.
1105 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1107 * tree-inline.c (remap_save_expr): Make it static.
1108 * tree-inline.h: Remove the corresponding prototype.
1110 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1112 * tree-ssa-loop-niter.c (upper_bound_in_type,
1113 lower_bound_in_type): Make them static.
1114 * tree.h: Remove the corresponding prototypes.
1116 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1118 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
1120 * tree-ssa-live.h: Remove the corresponding prototypes.
1122 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1124 * tree-if-conv.c (tree_if_conversion): Make it static.
1125 * tree-flow.h: Remove the corresponding prototype.
1127 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1129 * tree-ssa-operands.c (build_ssa_operands): Make it static.
1130 * tree-flow.h: Remove the corresponding prototype.
1132 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
1135 * tree-inline.c (copy_body_r): Change "t = t" to empty
1136 statement instead of "t".
1138 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1140 * modulo-sched.c (create_partial_schedule,
1141 free_partial_schedule, reset_partial_schedule,
1142 ps_add_node_check_conflicts, rotate_partial_schedule): Make
1145 2004-11-08 Richard Henderson <rth@redhat.com>
1147 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
1150 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1152 * sched-deps.c (add_insn_mem_dependence): Make it static.
1153 * sched-int.h: Remove the corresponding prototypes.
1155 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1157 * flow.c (allocate_bb_life_data): Make it static.
1158 * basic-block.h: Remove the corresponding prototype.
1160 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1162 * calls.c (split_complex_values, split_complex_types): Make
1164 * expr.h: Remove the corresponding prototypes.
1166 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
1168 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
1169 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1171 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1173 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
1174 statements that always trigger.
1176 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1178 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
1179 tree-scalar-evolution.c, tree-ssa-loop-im.c,
1180 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
1181 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
1184 2004-11-08 Ben Elliston <bje@au.ibm.com>
1186 * cgraph.h (cgraph_calls_p): Remove.
1187 * cgraph.c (cgraph_calls_p): Likewise.
1189 * varray.h (varray_copy): Remove.
1190 * varray.c (varray_copy): Likewise.
1192 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
1195 * config/darwin.c (machopic_indirect_data_reference):
1196 Call gen_macho_high and gen_macho_low instead of
1197 checking the mode and calling gen_macho_high_di directly.
1198 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1199 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
1201 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
1202 load_macho_picbase, macho_low, macho_high): Removed.
1203 (builtin_setjmp_receiver): Call gen_macho_high and
1204 gen_macho_low instead of checking the mode and calling
1205 gen_macho_high_di directly.
1206 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
1207 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
1208 Moved from rs6000.md.
1209 (macho_high): New expander.
1210 (macho_high_si): Renamed version of macho_high from rs6000.md.
1211 (macho_low): New expander.
1212 (macho_low_si): Renamed version of macho_low from rs6000.md.
1213 (load_macho_picbase): New expander.
1214 (load_macho_picbase_si): Renamed version of load_macho_picbase
1216 (macho_correct_pic): New expander.
1217 (macho_correct_pic_si): Renamed version of macho_correct_pic
1220 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1222 * c-decl.c (finish_struct): Use complete sentences for diagnostic
1223 for structures or unions with no members or named members.
1225 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1227 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
1228 taking address of bit-field by assertion.
1230 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1232 * config/s390/s390.md (attribute "op_type"): Default to "NN".
1233 (attribute "atype"): Default to "agen".
1234 (attribute "length"): Default to 6.
1235 (define_asm_attibutes): Remove.
1236 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1237 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
1238 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
1239 Do not set type attribute to "cs" where already default.
1240 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
1242 Do not set type attribute to "other" where already default.
1243 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
1244 "*strlendi", "*strlensi",
1245 "*movmem_long_64", "*movmem_long_31",
1246 "*clrmem_long_64", "*clrmem_long_31",
1247 "*cmpmem_long_64", "*cmpmem_long_31",
1248 "*cmpint_si", "*cmpint_di",
1249 "addti3", "*adddi3_31z", "*adddi3_31",
1250 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
1251 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
1252 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
1253 "*pool_entry", "pool_align", "pool_section_start",
1254 "pool_section_end", "main_pool", "reload_base_31", "pool"):
1255 Do not set op_type attribute to "NN" where already default.
1256 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1257 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1258 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
1259 Do not set atype attribute to "agen" where already default.
1260 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
1262 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1264 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
1266 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1269 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
1270 R3000 and R4000 macros on IRIX.
1272 2004-11-06 Andreas Schwab <schwab@suse.de>
1275 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
1278 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1280 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
1282 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1284 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
1285 matches no insns already matched by other reservations.
1286 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
1287 matches no insns already matched by other reservations.
1288 ("x_ss"): Remove, replace by ...
1289 ("x_cs"): ... this new reservation. Check type instead of op_type.
1290 Update bypasses to use x_cs instead of x_ss.
1291 ("x_nn"): Remove, replace by ...
1292 ("x_other"): ... this new reservation. Check type instead of op_type.
1293 Add x_other and x_branch to bypasses.
1294 ("x_vs"): New reservation.
1295 * config/s390/s390.md (attribute "type"): Default according to op_type.
1296 ("*execute"): Set type to "cs".
1298 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1300 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
1301 if we are in GIMPLE.
1303 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
1305 PR rtl-optimization/17933
1306 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
1307 (covers_regno_p): New function. Handle SETs of PARALLEL,
1308 and defer the rest to...
1309 (covers_regno_no_parallel_p): New function.
1311 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1313 * config/sparc/sparc.c (function_arg_record_value_1): Skip
1314 fields with zero length.
1315 (function_arg_record_value_2): Likewise.
1316 (function_arg_record_value_3): Use smallest_mode_for_size
1317 instead of mode_for_size.
1318 (function_arg_union_value): Return naked register for unions
1321 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1323 * config/sparc/sparc.c (scan_record_type): Handle vector types.
1324 (function_arg_slotno): Handle vector types specially.
1325 (function_arg_record_value_1): Split fields with vector type and
1326 BLKmode into their subparts.
1327 (function_arg_record_value_2): Likewise. Be prepared to handle
1328 more than 2 registers per field.
1329 (function_arg_union_value): Increment regno inside the loop.
1330 (function_arg_vector_value): New function.
1331 (function_arg): Use it to split fields with vector type and
1332 BLKmode into their subparts and build a PARALLEL. Treat
1333 other vector types like floats.
1334 (function_value): Likewise.
1335 (sparc_pass_by_reference): Handle vector types.
1336 (sparc_return_in_memory): Likewise.
1338 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1340 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
1341 statement that never triggers.
1343 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1345 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
1346 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
1347 ("x_fdivd"): Use also for fsqrtd type.
1348 ("x_fdivs"): Use also for fsqrts type.
1349 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
1350 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
1351 ("fix_truncdfsi2_ibm"): Set type to "other".
1352 ("floatdidf2", "floatdisf2"): Do not clobber CC.
1353 ("floatsidf2", "floatsidf2_ieee"): Likewise.
1354 ("floatsisf2", "floatsisf2_ieee"): Likewise.
1355 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
1356 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
1358 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
1359 ("sqrtdf2"): Set type to "fsqrtd".
1360 ("sqrtsf2"): Set type to "fsqrts".
1362 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1364 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
1365 pointer to the last PHI node in the new PHI chain.
1367 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
1369 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
1370 for non-PIC TLS_MODEL_INITIAL_EXEC case.
1372 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1374 * expmed.c: Fix a comment typo.
1376 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1379 * config/i386/cygming.h
1380 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
1382 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1384 * config/sh/sh4a.md: Fix copyright.
1386 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1388 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
1391 2004-11-05 David Edelsohn <edelsohn@gnu.org>
1393 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
1394 when carry not used. Suggested by Torbjorn Granlund.
1396 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
1397 operand[1] unnecessarily. Suggested by Eric Christopher.
1398 (rs6000_adjust_cost): Increase latency of store to wider load.
1399 (rs6000_rtx_costs): mulli only allows 16-bit constants.
1401 2004-11-05 Stan Shebs <shebs@apple.com>
1403 * config/rs6000/rs6000.c (machopic_output_stub): Output
1404 ldu instead of lwzu for 64-bit stubs.
1406 2004-11-05 Richard Henderson <rth@redhat.com>
1408 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
1410 (alpha_expand_unaligned_store): Likewise.
1412 2004-11-05 Richard Henderson <rth@redhat.com>
1414 * expmed.c (extract_force_align_mem_bit_field): New.
1415 (extract_split_bit_field): Call it.
1417 2004-11-05 Richard Henderson <rth@redhat.com>
1419 * ia64.md (UNSPEC_SHRP): New.
1420 (dshift_count_operand): New.
1421 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
1422 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
1424 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1426 * c-typeck.c (output_init_element): Return early if value is
1429 2004-11-05 James E Wilson <wilson@specifixinc.com>
1431 * invoke.texi (-fno-guess-branch-probability): Rewrite.
1433 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
1434 1 to UNSPEC_GR_SPILL.
1436 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
1438 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
1439 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
1441 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
1443 * bitmap.h (enum bitmap_bits): Remove.
1444 (bitmap_operation): Remove.
1445 (bitmap_and, bitmap_and_into, bitmap_and_compl,
1446 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1447 bitmap_xor_into): Prototype.
1448 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
1449 (bitmap_operation): Remove.
1450 (bitmap_and, bitmap_and_into, bitmap_and_compl,
1451 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1452 bitmap_xor_into): New.
1453 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
1455 PR tree-optimization/18307
1456 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
1457 and ORIG being the same node.
1459 2004-11-04 Geoffrey Keating <geoffk@apple.com>
1461 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
1462 (install-mkheaders): Install the version built for the
1463 host, not for the build machine.
1464 * configure.ac: Always run fixincludes.
1465 (all_outputs): Remove mkheaders.
1466 * configure: Regenerate.
1467 * fixinc.in: Move to fixincludes/.
1468 * mkfixinc.sh: Likewise.
1469 * mkheaders.in: Likewise.
1470 * README-fixinc: Likewise.
1472 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
1475 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
1476 equivalent on the A4.
1478 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1480 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
1481 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
1482 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
1483 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
1484 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
1485 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
1486 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
1487 doc/trouble.texi: Correct end-of-sentence markup and markup of
1488 "etc.", "e.g." and "i.e.". Use @code in various places where
1491 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1493 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
1494 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
1495 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
1498 2004-11-04 Mark Mitchell <mark@codesourcery.com>
1500 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
1501 * doc/extend.texi: Document "notshared" attribute.
1503 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1505 * tree-phinodes.c (make_phi_node): Make it static.
1506 * tree.h: Remove the prototypes for make_phi_node.
1508 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1510 * stmt.c (expand_asm, expand_asm_operands): Make them static.
1511 * tree.h: Remove the prototypes for expand_asm and
1512 expand_asm_operands.
1514 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1516 * passes.c (rest_of_compilation): Make it static.
1517 * toplev.h: Remove the prototype for rest_of_compilation.
1519 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1521 * jump.c (cleanup_barriers): Use delete_insn instead of
1523 (delete_barrier): Remove.
1524 * rtl.h: Remove the corresponding prototype.
1526 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1528 * expr.c (mostly_zero_p): Make it static.
1529 * tree.h: Remove the prototype for mostly_zeros_p.
1531 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1533 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
1535 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1537 * builtins.c (expand_builtin_return_addr,
1538 expand_builtin_longjmp, expand_builtin_trap): Make them static.
1539 * expr.h: Remove the prototypes for expand_builtin_longjmp and
1540 expand_builtin_trap.
1541 * tree.h: Remove the prototype for expand_builtin_return_addr.
1543 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1545 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
1546 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
1547 with VAL being NULL.
1549 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1551 * cfghooks.c (delete_basic_block): Remove code to truncate
1554 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
1556 * flow.c (init_propagate_block_info): Change the type of i to
1559 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
1561 PR tree-optimization/18184
1562 * c-typeck.c (comptypes): Do not treat pointers of different
1563 modes or alias-all flags as equivalent.
1564 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
1566 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
1568 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
1569 reference specific C parser files in examples.
1571 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
1574 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
1575 as OP_INOUT if the instruction is predicated.
1577 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1579 * bitmap.h: Fix a comment typo. Follow spelling conventions.
1580 * tree-vectorizer.c: Fix a comment typo.
1582 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1584 * sdbout.c (SDB_GENERATE_FAKE): Remove.
1585 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
1586 * system.h: Poison SDB_GENERATE_FAKE.
1587 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
1589 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
1591 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
1593 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1596 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
1599 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
1601 * predict.c (propagate_freq): Make bitno unsigned. Move
1602 npredecessors update out of loop.
1604 * bitmap.h (bitmap_iterator): Remove word_bit and bit
1605 fields. Rename others.
1606 (bmp_iter_common_next_1, bmp_iter_single_next_1,
1607 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
1608 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
1609 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
1610 bmp_iter_and_next): Remove.
1611 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
1612 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
1614 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
1615 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
1617 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
1618 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
1619 bitmap_and_into, bitmap_ior_into as appropriate.
1620 * except.c (remove_eh_handler): Likewise.
1621 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
1622 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1623 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
1624 * tree-ssa-live.h (live_merge_and_clear): Likewise.
1625 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
1628 * bitmap.c (bitmap_print): Make bitno unsigned.
1629 * bt-load.c (clear_btr_from_live_range,
1630 btr_def_live_range): Likewise.
1631 * caller-save.c (save_call_clobbered_regs): Likewise.
1632 * cfganal.c (compute_dominance_frontiers_1): Likewise.
1633 * cfgcleanup.c (thread_jump): Likewise.
1634 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
1635 * conflict.c (conflict_graph_compute): Likewise.
1636 * ddg.c (add_deps_for_use): Likewise.
1637 * df.c (df_refs_update): Likewise.
1638 * except.c (remove_eh_handler): Likewise.
1639 * flow.c (verify_local_live_at_start, update_life_info,
1640 initialize_uninitialized_subregs, propagate_one_insn,
1641 free_propagate_block_info, propagate_block, find_use_as_address,
1642 reg_set_to_hard_reg_set): Likewise.
1643 * gcse.c (clear_modify_mem_tables): Likewise.
1644 * global.c (global_conflicts, build_insn_chain): Likewise.
1645 * ifcvt.c (dead_or_predicable): Likewise.
1646 * local-alloc.c (update_equiv_regs): Likewise.
1647 * loop.c (load_mems): Likewise.
1648 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
1650 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
1652 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
1653 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
1654 * sched-rgn.c (propagate_deps
1655 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
1656 * tree-dfa.c (dump_dfa_stats
1657 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
1658 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
1660 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
1661 free_temp_expr_table, find_replaceable_exprs): Likewise.
1662 * tree-sra.c (scan_function, scalarize_parms): Likewise.
1663 * tree-ssa-alias.c (init_alias_info,
1664 compute_points_to_and_addr_escape,
1665 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
1666 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
1667 * tree-ssa-live.c (new_tree_live_info, live_worklist,
1668 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
1669 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
1670 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
1671 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
1672 add_call_read_ops): Likewise.
1673 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
1674 * tree-ssa-live.h (num_var_partitions): Return unsigned.
1676 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
1678 PR tree-optimization/18009
1679 * tree-vectorizer.h (enum dr_alignment_support): New type.
1680 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
1681 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
1682 single data_reference (instead of a varray of references).
1683 * tree-vectorizer.c (new_loop_vec_info): Likewise.
1684 (vect_gen_niters_for_prolog_loop): Likewise.
1685 (vect_update_inits_of_drs): Likewise.
1687 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
1688 vect_enhance_data_refs_alignment.
1689 (vect_do_peeling_for_alignment): Likewise.
1690 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
1691 this functionality used to be in vect_analyze_data_refs_alignment.
1692 Also update DR_MISALIGNMENT due to peeling; this functionality used to
1693 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
1694 (vect_analyze_data_refs_alignment): Decision on whether and by how much
1695 to peel moved to vect_enhance_data_refs_alignment. Call
1696 vect_supportable_dr_alignment.
1698 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
1699 (vect_compute_data_refs_alignment): Return bool. Consider return value
1700 of vect_compute_data_ref_alignment and return true/false accordingly.
1701 (vect_enhance_data_refs_alignment): Consider return value of
1702 vect_compute_data_refs_alignment and return true/false accordingly.
1704 (vect_supportable_dr_alignment): New function.
1705 (vectorizable_store): Call vect_supportable_dr_alignment.
1706 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
1707 support checks moved from here to vect_supportable_dr_alignment.
1709 (vect_transform_loop): Avoid 80 columns overflow.
1711 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1713 * timevar.c (timevar_enable): Change from
1715 (timevar_push): Rename to ...
1716 (timevar_push_1): this and remove the
1718 (timevar_pop): Rename to ...
1719 (timevar_pop_1): this and remove the
1721 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
1722 (timevar_pop): New macro.
1723 (timevar_push): New macro.
1724 (timevar_enable): Declare.
1726 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1728 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
1729 libgcc for shared libraries.
1731 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1733 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
1734 * config/s390/s390.c (s390_split_access_reg): New function.
1735 (regclass_map): Add access registers.
1736 (get_thread_pointer): Use access register instead of UNSPEC_TP.
1737 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
1738 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
1739 (TP_REGNUM): New define.
1740 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1741 REG_ALLOC_ORDER): Add access registers.
1742 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
1743 CANNOT_CHANGE_MODE_CLASS): Support access registers.
1744 (enum reg_class): Add ACCESS_REGS.
1745 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1746 (REG_CLASS_FROM_LETTER): Add 't' constraint.
1747 (REGISTER_NAMES): Add access registers.
1748 * config/s390/s390.md (UNSPEC_TP): Remove.
1749 ("*movdi_64"): Add access register alternatives. Provide splitters
1750 to split DImode access register <-> GPR moves into SImode moves.
1751 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
1752 ("movstrictsi"): Likewise.
1753 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
1754 ("set_tp_64", "set_tp_31"): Likewise.
1755 ("*set_tp"): New insn.
1757 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1759 * tree-phinodes.c (resize_phi_node): Copy only a portion of
1760 the PHI node currently in use.
1762 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1765 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
1768 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
1770 PR tree-optimization/18270
1771 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
1772 abnormal edges, commit all pending stmts on incoming edges.
1774 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1776 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
1777 cause extra costs. Generate canonical RTL.
1779 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
1781 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
1782 (lambda_compute_target_space). Ditto.
1783 * lambda.h (lambda_trans_matrix): Ditto.
1784 (lambda_linear_expression): Ditto.
1785 (lambda_body_vector): Ditto.
1786 (lambda_loopnest): Ditto.
1787 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
1788 update comments, and remove pointless addition of 0.
1789 (linear_transform_loops): Update comments.
1791 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
1793 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
1796 2004-11-03 Jeff Law <law@redhat.com>
1798 * predict.c (struct block_info_def): Kill "tovisit" field.
1799 (propagate_freq): Accept new "tovisit" parameter. Change
1800 read/write access methods for "tovisit" to check the "tovisit"
1801 bitmap instead of a bit in block_info_def.
1802 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
1803 it to propagate_freq.
1805 * stmt.c (expand_case): Speed up code to detect duplicate case
1806 label targets and count unique case label targets.
1808 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1810 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
1812 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1814 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
1816 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
1818 * tree-cfg.c (find_taken_edge): Abort if we are given a
1819 statement that is neither COND_EXPR nor SWITCH_EXPR.
1821 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
1823 * fold-const.c (fold): Reassociate also (x - mult) + mult and
1824 (mult - x) + mult. Cast operands of expression after applying
1825 distributive law to the correct types. Apply distributive law
1826 to a * c - b * c for all non-float types.
1828 2004-11-02 Geoffrey Keating <geoffk@apple.com>
1830 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
1831 because we don't want to run them now; instead, set them to
1832 stmp-install-fixproto or stmp-install-fixinc.
1833 * Makefile.in (stmp-install-fixproto): New.
1834 (stmp-install-fixinc): New.
1835 * configure: Regenerate.
1837 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
1839 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
1842 2004-11-02 Ziemowit Laski <zlaski@apple.com>
1844 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
1845 (c_types_compatible_p): Move function definition...
1846 * c-objc-common.c (c_types_compatible_p): ...here.
1847 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
1850 2004-11-02 Steven Bosscher <stevenb@suse.de>
1852 * cfgloop.h (struct loop): Update comment.
1853 * cse.c (cse_main): Remove obsolete comment.
1855 * expr.h (gen_cond_trap): Move prototype under functions provided
1857 (canonicalize_condition, get_condition): Move to...
1858 * rtl.h (canonicalize_condition, get_condition): ...here.
1859 (branch_target_load_optimize): Add comment that this function is
1861 * loop.c (canonicalize_condition, get_condition): Move to...
1862 * rtlanal.c (canonicalize_condition, get_condition): ...here.
1863 * sched-deps.c (get_condition): Rename to sched_get_condition.
1864 (add_dependence): Update this caller.
1866 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1869 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
1870 that the vops get marked for renaming.
1872 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
1874 * config/s390/s390.md ("movcc"): Set type attribute.
1876 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
1878 * tree-phinodes.c (add_phi_arg): Add an assertion that the
1879 edge already exists.
1881 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
1883 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
1884 element that's being removed.
1886 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
1888 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
1889 arguments using PENDING_STMT.
1890 (thread_block): Call copy_phis_to_block after redirecting an
1893 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
1895 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
1896 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
1897 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
1898 (bitmap_ior_and_compl_into): Produce bool.
1899 (bitmap_union_of_diff): Rename to ...
1900 (bitmap_ior_and_compl): ... here. Produce bool.
1901 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
1902 bitmap_operation directly.
1903 (bitmap_union_of_diff): Rename to ...
1904 (bitmap_ior_and_compl): ... here. Return bool, use
1905 bitmap_operation directly.
1906 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
1907 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
1908 * global.c (modify_bb_reg_pav): Likewise.
1910 * bitmap.h (bitmap_equal_p): Return bool.
1911 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
1912 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
1913 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
1914 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
1915 bitmap_intersect_compl_p.
1916 * ifcvt (dead_or_predicable): Likewise.
1918 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
1920 PR rtl-optimization/17104
1921 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
1922 loads in zero_extend.
1924 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
1927 * toplev.c (debug_type_names): Remove "dwarf-1".
1929 2004-11-02 Ben Elliston <bje@au.ibm.com>
1931 * timevar.h (timevar_get): Remove.
1932 * timevar.c (timevar_get): Remove unused function.
1934 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
1936 * doc/include/texinfo.tex: Update from Texinfo CVS.
1938 2004-11-02 Ben Elliston <bje@au.ibm.com>
1940 * cppdefault.h (cpp_SYSROOT): Remove.
1941 * cppdefault.c (cpp_SYSROOT): Likewise.
1943 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
1945 PR tree-optimization/16447
1946 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
1947 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
1948 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
1949 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
1950 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
1951 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
1952 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
1953 (identical_copies_p): New. Return true is two copies are the same.
1954 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
1955 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
1957 (perform_edge_inserts): New. Determine what to do with all stmts that
1958 have been inserted on edges.
1959 (remove_ssa_form): Analyze and commit edges from here.
1961 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
1964 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
1965 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
1966 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
1967 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
1969 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
1972 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
1973 parameter declarations.
1975 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
1977 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
1978 (s390_secondary_input_reload_class)
1979 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
1981 (s390_expand_cmpmem): Enable cmpmem implementation.
1982 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
1983 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
1984 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
1985 * config/s390/s390.md ("movcc"): New insn pattern.
1986 * doc/md.texi: Document 'c' constraint for s390.
1988 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
1991 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
1994 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
1996 Fix PR tree-optimization/17672
1997 Fix PR tree-optimization/18168
1999 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
2001 (gcc_tree_to_linear_expression): Add extra to existing constant.
2002 (depth_of_nest): Factor out function used in various places.
2003 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
2005 (find_induction_var_from_exit_cond): Stop guessing, and just
2006 get the right answer :).
2007 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
2008 Print out message about result of attempt to create perfect nest.
2009 (lbv_to_gcc_expression): Add type argument, use it to do math
2010 and induction variable creation.
2011 (lle_to_gcc_expression): Ditto.
2012 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
2013 oldiv. Pass type argument to lle_to_gcc_expression and
2014 lbv_to_gcc_expression.
2015 Reset number of iterations after transformation.
2016 (perfect_nestify): Remove useless pre-allocation, and cleanup
2019 * tree-data-ref.c (build_classic_dist_vector): Return false for
2020 dependences completely outside of the loop nest we asked about.
2021 (build_classic_dir_vector): Ditto.
2022 (compute_data_dependences_for_loop): Only add dependence relations
2023 inside the loop we asked about.
2025 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
2026 Compute immediate uses.
2028 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
2030 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2032 * tree-cfg.c (thread_jumps): Fix a comment typo.
2034 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2036 * tree-cfg.c (thread_jumps): Fix a comment typo.
2038 2004-10-31 Nicolas Pitre <nico@cam.org>
2040 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
2041 values smaller than 2^32.
2043 2004-10-31 Jeff Law <law@redhat.com>
2045 * cfgloop.h (struct loop): Remove unused "nodes" field.
2046 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
2047 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
2048 instead of calling flow_bb_inside_loop_p for every basic block
2050 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
2052 2004-10-31 Graham Stott <graham.stott@btinternet.com>
2054 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
2055 INT_5_BITS instead of VAL_5_BITS_P.
2057 2004-10-31 Roger Sayle <roger@eyesopen.com>
2060 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
2061 for consistent quoting in diagnostic messages.
2062 (expand_call_inline): Likewise.
2063 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2064 * tree-ssa.c (warn_uninitialized_var): Likewise.
2065 (warn_uninitialized_phi): Likewise.
2067 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
2069 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
2072 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
2074 * c-common.c: Fix a comment typo.
2076 2004-10-31 Jason Merrill <jason@redhat.com>
2079 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
2080 aggregate types that are not BLKmode.
2082 2004-10-30 Ziemowit Laski <zlaski@apple.com>
2084 * c-common.h (objc_lookup_ivar): Add second parameter to
2086 * c-typeck.c (build_external_ref): After looking up symbol,
2087 pass it to objc_lookup_ivar() to decide whether it or the
2088 ivar should be used, rather than deciding the issue locally.
2089 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
2090 which is simply returned in the non-ObjC case.
2092 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
2094 * sdbout.c (sdbout_symbol): Do not output type .def statements
2097 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
2099 * c-common.c (catenate_strings): New.
2100 (c_parse_error): Use it. Don't over-escape.
2102 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2104 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
2105 modify the for loop expressions for it. Remove unnecessary casts.
2106 (sh_expand_prologue): Declare reg as unsigned.
2107 (sh_gimplify_va_arg_expr): Initinalize lab_over.
2108 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
2110 2004-10-30 Geoffrey Keating <geoffk@apple.com>
2112 * doc/invoke.texi (Darwin Options): Improve description of
2113 how the subtype is chosen.
2115 2004-10-30 Roger Sayle <roger@eyesopen.com>
2118 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
2119 the stack adjustment, "size", is valid for Pmode. If the stack
2120 frame is too large, generate a trap insn and issue a warning.
2122 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2124 * tree-ssa-dom.c: Fix comment typos.
2126 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2128 * config/sh/sh.c (prepare_move_operands): Use operands[0]
2129 for the output rtl if no_new_pseudos is set. Remove redundant
2132 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
2135 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
2136 determining whether to copy parameter types from a previous
2137 prototype declaration.
2139 2004-10-29 Roger Sayle <roger@eyesopen.com>
2141 PR rtl-optimization/17581
2142 * cselib.c (cselib_process_insn): The last instruction of a libcall
2143 block, with the REG_RETVAL note, should be considered in the libcall.
2144 * gcse.c (do_local_cprop): Allow constants to be propagated outside
2146 (adjust_libcall_notes): Use simplify_replace_rtx instead of
2147 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
2149 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2151 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
2153 2004-10-29 Jeff Law <law@redhat.com>
2155 * tree-ssa-dom.c (struct edge_info): New structure holding
2156 edge equivalences and edge redirection information.
2157 (get_eq_expr_value, record_dominating_conditions): Kill.
2158 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
2159 Call record_edge_info.
2160 (allocate_edge_info, free_edge_info): New.
2161 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
2162 rather than cprop_into_phis. Free all edge infos before threading
2164 (thread_across_edge): Allocate new edge info structures as needed
2165 and store the redirection target into the edge info structure
2166 instead of the edge's AUX field.
2167 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
2168 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
2169 Revamp code which finds and records equivalences associated with
2170 edges to use saved data in the edge_info structure.
2171 (record_equivalencs_from_phis): Similarly.
2172 (dom_opt_finalize_block): Revamp code which finds and records
2173 equivalences associated with edges to use saved data in the
2174 edge_info structure.
2175 (build_and_record_new_cond): New function.
2176 (record_conditions): Use build_and_record_new_cond to record
2177 dominating conditions.
2178 (record_edge_info): New function.
2179 (record_range): Tighten test for conditions which create
2180 useful range records.
2182 2004-10-29 Geoffrey Keating <geoffk@apple.com>
2184 * config/i386/darwin.h (ASM_SPEC): Simplify.
2185 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2186 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
2187 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2188 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
2189 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
2190 in all cases. Pass the right -arch or -arch_only based on -mcpu.
2191 (ASM_SPEC): Handle -force_cpusubtype_ALL.
2192 * doc/invoke.texi (Darwin Options): Improve documentation for
2193 Darwin linker (and libtool) switches.
2195 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
2197 2004-10-29 Stan Shebs <shebs@apple.com>
2199 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
2201 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2203 * tree-phinodes.c (allocate_phi_node): New.
2204 (make_phi_node, resize_phi_node): Use it.
2206 2004-10-29 David Edelsohn <edelsohn@gnu.org>
2208 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
2209 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
2211 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2213 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
2215 * tree.h (tree_phi_node): Tell the garbage collector to chase
2218 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
2220 * opts.c (decode_options): Lower the crossjump threshold for -Os.
2222 2004-10-29 Diego Novillo <dnovillo@redhat.com>
2224 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
2226 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
2228 * bitmap.h (bitmap_empty_p): New.
2229 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2230 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
2231 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
2233 (bitmap_ior_and_compl): Rename to ...
2234 (bitmap_ior_and_compl_into): ... here.
2235 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
2236 (bitmap_ior_and_compl): Rename to ...
2237 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
2239 (bitmap_union_of_diff): Use renamed bitmap functions.
2240 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
2241 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
2242 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2243 * df.c (df_bb_rd_local_compute)
2244 * flow.c (calculate_global_regs_live,
2245 init_propagate_block_info): Likewise.
2246 * ifcvt.c (find_if_case_1, find_if_case_2,
2247 dead_or_predicable): Likewise.
2248 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
2249 reset_conflicts, conflicts_between_webs): Likewise.
2250 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
2251 detect_web_parts_to_rebuild): Likewise.
2252 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
2253 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
2254 * tree-sra.c (decide_instantiations): Likewise.
2255 * tree-ssa-alias.c (create_name_tags,
2256 merge_pointed_to_info): Likewise.
2257 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2258 * tree-ssa-loop-im.c (move_computations): Likewise.
2259 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
2260 * tree-ssa-pre.c (fini_pre): Likewise.
2261 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
2262 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
2263 * tree-vectorizer.c (vectorize_loops): Likewise.
2265 2004-10-29 Nick Clifton <nickc@redhat.com>
2267 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
2268 adding the PIC register to the fixed_regs array, also add it
2269 to the call_used_regs array.
2271 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2273 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
2274 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
2276 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
2278 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
2279 (rewrite_blocks): Modify argument, and use it to decide which
2281 (rewrite_def_def_chains): Call rewrite_blocks with true here.
2282 (rewrite_into_ssa): and call it with false here.
2284 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2286 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
2287 triggers into gcc_assert.
2289 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2291 PR tree-optimization/16728
2292 * tree-flow.h (get_ptr_info): Declare.
2293 * tree-ssa-alias.c (get_ptr_info): Make extern.
2294 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
2297 2004-10-28 Stan Shebs <shebs@apple.com>
2299 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
2300 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
2303 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
2305 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
2306 prevent their later unnecessary registration.
2307 (mf_build_check_statement_for): Remove "addr" argument, and
2308 related "__mf_value" generated code. Update callers.
2309 (mf_decl_eligible_p): New function, factored from mx_register_decls.
2310 (mx_register_decls): Call it.
2311 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
2312 to restore support for complex nested expressions.
2313 (mudflap_enqueue_decl): Simplify. Move registration call emission
2315 (mudflap_finish_file): ... to here.
2316 (mudflap_enqueue_constant): Remove dump code.
2318 2004-10-28 Zack Weinberg <zack@codesourcery.com>
2321 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
2322 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
2323 (dbxout_finish_complex_stabs): Update to match.
2324 (dbxout_symbol_location): Call emit_pending_bincls_if_required
2325 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
2326 dbxout_begin_complex_stabs_noforcetext.
2327 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
2328 N_GSYM, using new SYM parameter. Correct logic for special
2331 * varasm.c (function_section): If DECL is NULL_TREE, don't try
2332 to do anything else. Do not call get_insns if cfun or
2333 cfun->emit are NULL.
2335 2004-10-28 Adam Nemet <anemet@lnxw.com>
2338 * c-typeck.c (c_mark_addressable): Issue error if address of a
2339 register variable is taken. Use "%qD" to print DECL_NAME.
2341 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2343 * opts.c (decode_options): Don't run PRE at -Os.
2345 2004-10-28 Richard Henderson <rth@redhat.com>
2347 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
2348 zero in the conditional.
2349 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
2351 2004-10-28 Richard Henderson <rth@redhat.com>
2353 * cse.c (memory_extend_rtx): Remove.
2354 (cse_main): Don't set it.
2355 (cse_insn): Use a local buffer instead.
2357 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2359 * profile.c (branch_prob): Call to init_edge_profiler added.
2360 * rtl-profile.c (rtl_init_edge_profiler): New function.
2361 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
2362 call to safe_insert_insn_on_edge.
2363 (rtl_profile_hooks): rtl_init_edge_profiler added.
2364 * tree-profile.c (tree_init_edge_profiler): New function.
2365 (tree_profile_hooks): tree_init_edge_profiler added.
2366 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
2368 2004-10-28 Nick Clifton <nickc@redhat.com>
2370 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
2371 emit_jump_insn() to generate the return instruction.
2373 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2375 * tree-phinodes.c: Remove trailing whitespace.
2377 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2379 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2380 * doc/invoke.texi: Fix a typo.
2382 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2384 * Makefile.in (OBJS-common): Remove duplicates.
2386 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2388 * lambda-code.c (nestify_update_pending_stmts): Remove.
2389 (perfect_nestify): Use flush_pending_stmts instead of
2390 nestify_update_pending_stmts.
2391 * tree-cfg.c (tree_make_forwarder_block): Use
2392 flush_pending_stmts.
2393 * tree-flow.h: Add a prototype for flush_pending_stmts.
2394 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
2395 Use flush_pending_stmts.
2396 (lv_update_pending_stmts): Remove.
2397 (tree_ssa_loop_version): Use flush_pending_stmts instead of
2398 lv_update_pending_stmts.
2399 * tree-ssa.c (flush_pending_stmts): New.
2401 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
2404 * final.c (alter_subreg): Compute correct offset to use with
2405 paradoxical SUBREGs of memory operands.
2406 * recog.c (general_operand): Allow paradoxical SUBREGs of
2407 memory operands after reload.
2408 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
2409 has failed when passed a hard register.
2411 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
2413 * function.c (assign_parm_setup_block): Handle parallels correctly.
2415 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2417 * final.c (shorten_branches): Initialize flags structure.
2419 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
2421 * tree.c (int_cst_node, int_cst_hash_table): New variables.
2422 (init_ttree): Initialize them.
2423 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
2424 (build_int_cst_wide): Use hash table for oversized integers.
2426 2004-10-28 Nick Clifton <nickc@redhat.com>
2428 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
2431 2004-10-27 Richard Henderson <rth@redhat.com>
2434 * expr.c (emit_group_load): Don't go force temporary for memory
2436 (emit_group_store): Similarly.
2438 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
2441 * common.opt (--param): Fix spelling of parameter.
2443 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
2446 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
2447 Don't fold statement.
2448 <case ASM_EXPR>: Fold the statement.
2450 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2452 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2453 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
2455 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
2457 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
2458 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
2459 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2460 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
2462 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
2464 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
2465 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
2466 punctuation outside quotes.
2468 2004-10-27 David Mosberger <davidm@hpl.hp.com>
2469 James E Wilson <wilson@specifixinc.com>
2472 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
2473 sibcall alloc instruction.
2474 (process_set): Handle sibcall alloc instruction.
2476 2004-10-27 Geoffrey Keating <geoffk@apple.com>
2478 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
2479 SUBTARGET_ATTRIBUTE_TABLE.
2480 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
2481 (SUBTARGET_ATTRIBUTE_TABLE): Define.
2482 * config/darwin.c (darwin_handle_weak_import_attribute): New.
2483 (HAVE_DEAD_STRIP): Delete.
2484 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
2485 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
2488 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
2490 * config/darwin.h (GTHREAD_USE_WEAK): Define.
2492 2004-10-28 Ben Elliston <bje@au.ibm.com>
2494 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
2495 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
2496 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
2497 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
2498 * tree-sra.c: Include "params.h".
2499 (decide_block_copy): Use new parameters.
2500 * doc/invoke.texi (Optimize Options): Document new SRA pass
2501 parameters sra-max-structure-size and sra-field-structure-ratio.
2503 2004-10-27 Nicolas Pitre <nico@cam.org>
2505 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
2507 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
2509 PR tree-optimization/18048
2510 * fold-const.c (try_move_mult_to_index): New function.
2511 (fold): Use try_move_mult_to_index.
2512 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
2513 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
2514 an all-ones unsigned constant without extra bits.
2515 * tree.c (build_low_bits_mask): New function.
2516 * tree.h (build_low_bits_mask): Declare.
2518 2004-10-27 David Edelsohn <edelsohn@gnu.org>
2521 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
2527 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2529 * tree-cfg.c (thread_jumps): Speed up by reordering the two
2530 conditions for entering basic blocks into worklist.
2532 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2534 * tree-cfg.c (thread_jumps): Speed up by pretending to have
2535 ENTRY_BLOCK_PTR in worklist.
2537 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2539 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2540 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
2542 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
2544 Fix PR tree-optimization/17133
2546 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
2549 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
2550 (get_v_must_def_result_ptr): Modify for new structure of
2552 (get_v_must_def_kill_ptr): New.
2553 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
2554 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2555 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2556 (op_iter_init): Initialize new mustu members.
2557 (op_iter_next_mustdef): New function.
2558 (op_iter_init_mustdef): Ditto.
2560 * tree-flow.h (rewrite_def_def_chains): New function.
2562 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
2563 (ssa_mark_def_sites): Ditto.
2564 (rewrite_stmt): Ditto.
2565 (ssa_rewrite_stmt): Ditto.
2566 (rewrite_blocks): Factor out from rewrite_into_ssa.
2567 (mark_def_block_sites): Ditto.
2568 (rewrite_def_def_chains): New function, just rewrites def-def
2569 chains without phi node insertion.
2571 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
2573 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
2575 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
2576 they include the rhs now.
2578 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
2581 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
2583 (mark_really_necessary_kill_operand_phis): New function.
2584 (perform_tree_ssa_dce): Call it.
2585 (pass_dce): Add TODO_fix_def_def_chains.
2586 (pass_cd_dce): Ditto.
2588 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
2590 (rewrite_mem_refs): Ditto.
2592 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
2595 * tree-ssa-operands.c (allocate_v_may_def_optype):
2596 v_may_def_operand_type_t became v_def_use_operand_type_t.
2597 (allocate_v_must_def_optype) Ditto.
2598 (finalize_ssa_v_must_defs): Update for new operand type, as well
2599 as setting the use portion as well.
2600 (copy_virtual_operands): Copy the kill operand as well.
2601 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
2604 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
2605 v_def_use_operand_type.
2606 (v_must_def_optype_d): Use v_def_use_operand_type.
2607 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
2608 (V_MUST_DEF_KILL_*): New macros.
2609 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
2611 Rename existing must_i and num_v_must members to mustd_i and
2613 (SSA_OP_VMUSTDEFKILL): New flag.
2614 (SSA_OP_VIRTUAL_KILLS): New flag.
2615 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
2616 (SSA_OP_ALL_KILLS): New flag.
2617 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
2619 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
2621 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
2622 became V_MUST_DEF_RESULT.
2623 (rename_variables_in_bb): Rename kill pointer as well.
2625 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
2628 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
2630 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
2631 the block that needs it.
2633 2004-10-27 Zack Weinberg <zack@codesourcery.com>
2635 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
2638 2004-10-27 Zack Weinberg <zack@codesourcery.com>
2640 * c-lex.c (cb_def_pragma): Clean up code for making location
2641 palatable to diagnostic.c.
2643 2004-10-27 Steven Bosscher <stevenb@suse.de>
2645 PR tree-optimization/17757
2646 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
2647 without any PHI arguments left. Make sure the argument that
2648 we're supposed to remove exists at all.
2650 2004-10-27 Paul Brook <paul@codesourcery.com>
2652 * configure.ac: Don't test for [build] __cxa_atexit when building a
2654 * configure: Regenerate.
2656 2004-10-27 Paul Brook <paul@codeosurcery.com>
2658 * configure.ac: Use build_exeext not host_exeext when lookin for
2660 * configure: Regenerate.
2662 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
2664 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
2666 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
2667 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
2670 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
2671 to match -fprofile-use.
2673 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2675 * config/rs6000/rs6000.c: Fix a comment typo.
2677 2004-10-27 Zack Weinberg <zack@codesourcery.com>
2679 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
2682 2004-10-27 Andreas Schwab <schwab@suse.de>
2684 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
2686 (default_stabs_asm_out_constructor): Likewise.
2688 2004-10-26 Geoffrey Keating <geoffk@apple.com>
2690 * builtins.c (fold_builtin_unordered_cmp): Always bring both
2691 operands to the same type.
2693 2004-10-26 James E Wilson <wilson@specifixinc.com>
2696 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
2698 2004-10-26 Zack Weinberg <zack@codesourcery.com>
2700 * dbxout.c: Include obstack.h.
2701 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
2703 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
2704 Default-define here.
2705 (DBX_CONTIN_LENGTH): Move definition with others.
2706 (DBX_FINISH_STABS): New target macro.
2707 (current_sym_code, current_sym_value, current_sym_addr)
2708 (current_sym_nchars, CHARS, dbxout_continue)
2709 (print_int_cst_octal, print_octal, print_wide_int)
2710 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
2711 (stabstr_ob, stabstr_last_contin_point): New variables.
2712 (NUMBER_FMT_LOOP): New improper macro.
2713 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
2714 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
2715 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
2716 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
2717 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
2718 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
2719 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
2720 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
2721 New functions and/or proper function-like macros.
2722 (CONTIN): Use stabstr_continue, unconditionally.
2723 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
2724 (dbxout_init): Initialize stabstr_ob. Check
2725 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
2726 if it was used. Use the new interfaces.
2727 (dbxout_source_file): Remove file argument; always write to
2728 asm_out_file. Use the new interfaces.
2729 (dbxout_type_method_1): Remove second argument which is always
2730 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
2731 (dbxout_type_methods): Remove write-only variables. Use the
2733 (dbxout_parms): Refactor to remove code duplicated in each of
2734 several successive if-else-if blocks. Use the new interfaces.
2735 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
2736 (dbxout_source_line, dbxout_finish, dbxout_type_index)
2737 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
2738 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
2739 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
2740 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
2741 Use the new interfaces.
2742 * Makefile.in (dbxout.o): Update dependencies.
2744 * defaults.h: Don't define ASM_STABD_OP.
2745 * output.h: Prototype new dbxout_* interfaces.
2746 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
2747 * varasm.c: Don't define ASM_STABS_OP.
2748 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
2749 Use the new dbxout.c interfaces. Call sorry if neither
2750 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
2752 * xcoffout.h: Don't define ASM_STABS_OP.
2753 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
2754 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
2755 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
2756 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
2757 do { ... } while (0) idiom.
2759 * config/alpha/alpha.c (num_source_filenames): Export.
2760 * config/alpha/alpha.h (num_source_filenames): Declare.
2761 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2762 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
2763 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2764 Always use .debugsym. Update commentary.
2765 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2766 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
2767 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
2769 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
2770 (macho_branch_islands): Use new interfaces.
2772 * doc/tm.texi: Update.
2774 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2776 * expr.c (emit_group_store): Do not treat floats as BLKmode.
2777 (emit_group_load): Same.
2779 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
2781 * c-parse.in (datadef): Use pedwarn rather than error and warning
2782 for diagnostic in case of no declaration specifiers.
2784 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
2787 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
2788 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
2789 can be used to work around this.
2791 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2793 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
2796 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
2798 * stmt.c (expand_case): Update a comment.
2800 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
2802 * stmt.c (expand_case): Put an assertion that index_expr is
2803 never INTEGER_CST. Don't special case for constant
2806 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
2809 * c-parse.in (designator): Finish with a semi-colon.
2811 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
2813 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
2816 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
2818 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
2819 a default case only.
2821 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2823 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
2825 (spe_build_register_parallel): New.
2826 (rs6000_spe_function_arg): Handle e500 doubles.
2827 (function_arg): Same.
2828 (spe_func_has_64bit_regs_p): Same.
2829 (rs6000_function_value): Same.
2830 (rs6000_libcall_value): Same.
2831 (legitimate_lo_sum_address_p): Return false for e500 doubles.
2833 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
2835 (DATA_ALIGNMENT): Same.
2836 (CANNOT_CHANGE_MODE_CLASS): Same.
2838 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
2840 * expr.c (emit_group_load): Handle floats.
2841 (emit_group_store): Same.
2843 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
2845 * c-lex.c (get_nonpadding_token): Remove.
2846 (c_lex_with_flags): Push timevar and eat padding here. Improve
2847 stray token diagnostic.
2848 (lex_string): Replace logic with switch statement, eat padding
2851 2004-10-26 Geoffrey Keating <geoffk@apple.com>
2854 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
2856 2004-10-25 Geoffrey Keating <geoffk@apple.com>
2858 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
2860 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
2861 (ASM_MAKE_LABEL_LINKONCE): Delete.
2862 (ASM_WEAKEN_DECL): New.
2863 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
2864 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2865 (TEXT_SECTION_ASM_OP): Add a tab.
2866 (DATA_SECTION_ASM_OP): Likewise.
2867 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
2868 data_section on every section change.
2869 (EXTRA_SECTIONS): Add a bunch of new extra sections.
2870 (EXTRA_SECTION_FUNCTIONS): Likewise.
2871 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2872 (JCR_SECTION_NAME): Define.
2873 (TARGET_SECTION_TYPE_FLAGS): Don't define.
2874 * config/darwin.c (darwin_encode_section_info): A symbol is defined
2875 in this file if it is not weak.
2876 (textcoal_section): Delete.
2877 (datacoal_section): Delete.
2878 (darwin_make_decl_one_only): Delete.
2879 (machopic_select_section): Handle functions.
2880 (darwin_asm_named_section): Add a tab.
2881 (darwin_section_type_flags): Delete.
2882 (darwin_unique_section): Delete contents.
2883 (darwin_emit_unwind_label): Add a tab. Make decls weak if
2885 * config/darwin-protos.h (darwin_section_type_flags): Delete.
2886 (darwin_make_decl_one_only): Delete.
2887 (text_coal_section): New.
2888 (text_unlikely_section): New.
2889 (text_unlikely_coal_section): New.
2890 (const_coal_section): New.
2891 (data_coal_section): New.
2892 (const_data_coal_section): New.
2893 * varasm.c (function_section): Honour
2894 USE_SELECT_SECTION_FOR_FUNCTIONS.
2895 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
2896 TARGET_USES_WEAK_UNWIND_INFO is in effect.
2897 * dbxout.c (dbxout_source_file): Don't change sections while
2898 a function is being output.
2900 2004-10-25 David Ayers <d.ayers@inode.at>
2902 * c-common.h: Remove RID_ID.
2903 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
2904 (typespec_reserved_attr): Add rule for TYPENAME
2905 non_empty_protocolrefs.
2906 (yylexname): Remove special handling of RID_ID.
2908 2004-10-25 James E Wilson <wilson@specifixinc.com>
2910 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
2912 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
2915 * c-parse.in (array_designator): New.
2916 (designator): Use it.
2917 (initelt): Only permit array_designator without '=', not ".foo".
2919 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
2920 * gcc/Makefile.in: removed ggc for cgraphunit.
2921 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
2922 * gcc/cgraph.h: removed static var analysis data structures and calls.
2924 cgraph_mark_local_and_external_functions:changed name to
2925 cgraph_mark_local_functions
2926 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
2927 cgraph_reset_static_var_maps,get_global_static_vars_info,
2928 get_global_statics_not_read,get_global_statics_not_written,searchc,
2929 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
2930 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
2931 scan_for_static_refs,cgraph_characterize_statics_local,
2932 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
2934 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
2935 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
2937 * gcc/tree-flow.h static_vars_info: removed
2938 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
2939 removed calls to static vars analysis.
2940 get_call_expr_operands: removed callee variable.
2942 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
2944 * cfg.c (unchecked_make_edge, redirect_edge_succ,
2945 redirect_edge_pred): Use VEC_safe_push instead of
2947 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2949 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
2951 * cfgloopmanip.c (loopify): Take two more arguments true_edge
2953 * cfgloop.h: Adjust the corresponding prototype.
2954 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
2955 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
2957 2004-10-25 Jakub Jelinek <jakub@redhat.com>
2959 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
2960 DECL_INCOMING_RTL is NULL.
2962 2004-10-25 Steven Bosscher <stevenb@suse.de>
2964 * timevar.def (TV_FIND_REFERENCED_VARS): New.
2965 * tree-dfa.c (pass_referenced_var): Use it.
2967 2004-10-25 Roger Sayle <roger@eyesopen.com>
2968 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2970 * cse.c: Change encoding of quantity numbers to avoid undefined
2971 pointer arithmetic on qty_table.
2972 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
2973 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
2974 (new_basic_block): Assign "real" quantity numbers from zero.
2975 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
2976 REG_QTY to its unique negative value.
2977 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
2978 (cse_main): Don't include max_reg when determining max_qty.
2979 (cse_basic_block): Avoid subtracting a large offset from qty_table,
2980 which causes undefined C99 behaviour. Only allocate needed memory.
2982 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
2984 * stmt.c (expand_case): Remove an obsolete comment.
2986 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
2989 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
2990 layout_type as it is already done by build_array_type.
2991 * tree.c (build_array_type): Layout the type even
2993 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
2995 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
2997 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
2999 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
3000 with wider-than-32-bit HOST_WIDE_INTs.
3002 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
3004 * config/mips/mips.c(mips_output_filename): Remove unused
3005 array ltext_label_name
3007 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
3009 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
3011 2004-10-25 Ben Elliston <bje@au.ibm.com>
3013 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
3015 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3017 * predict.c (predict_loops): Call scev_finalize instead of
3020 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3022 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
3023 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
3024 config/sh/ushmedia.h, config/sparc/elf.h,
3025 config/sparc/sp64-elf.h: Update copyright.
3027 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3029 * stmt.c (expand_case): Handle the default label outside of
3030 the for loop. Remove code to handle a missing default label.
3032 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
3034 * dbxout.c (dbxout_function_decl): Don't use
3035 DBX_OUTPUT_FUNCTION_END.
3036 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
3037 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
3039 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3042 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
3044 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
3046 * tree-ssa-dom.c (record_equality): Use loop depth to determine
3047 which way to record the equality as well.
3048 (loop_depth_of_name): New function.
3050 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3053 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
3054 through the operand if it is a useless type conversion.
3056 2004-10-23 Ben Elliston <bje@au.ibm.com>
3058 * cfg.c (remove_edge): Use VEC_unordered_remove.
3059 (redirect_edge_succ): Likewise.
3060 (redirect_edge_pred): Likewise.
3061 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3063 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3065 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
3068 2004-10-22 Eric Christopher <echristo@redhat.com>
3070 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
3073 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
3075 * config/rs6000/spe.md (spe_extendsfdf2): New.
3076 (movdf_e500_double): New.
3077 (spe_truncdfsf2): New.
3084 (spe_floatsidf2): New.
3085 (spe_floatunssidf2): New.
3086 (fix_truncdfsi2): New.
3087 (spe_fixuns_truncdfsi2): New.
3089 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
3090 (fpr_truncdfsf2): New.
3091 (negdf2): Change to expander.
3093 (fpr_nabsdf2): Name pattern.
3094 (adddf3): Change to expander.
3096 (subdf3): Change to expander.
3098 (muldf3): Change to expander.
3100 (divdf3): Change to expander.
3102 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
3103 (cmpdf): Allow for TARGET_E500_DOUBLE.
3105 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3107 * c-semantics.c (re_push_stmt_list): Remove.
3108 * c-common.h: Remove the corresponding prototype.
3110 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3112 * stmt.c (asm_op_is_mem_input): Remove.
3113 * tree.h: Remove the corresponding prototype.
3115 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3117 * tree-gimple.c (is_gimple_constructor_elt): Remove.
3118 * tree-gimple.h: Remove the corresponding prototype.
3120 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3122 * varasm.c (get_pool_mode_for_function, get_pool_offset):
3124 * rtl.h: Remove the corresponding prototypes.
3126 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3128 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
3129 edge information when we commit ourselves to threading a
3132 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3134 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
3135 into worklist instead of their indexes.
3137 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3139 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
3140 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
3141 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
3142 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
3143 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
3144 tree-scalar-evolution.c, tree-ssa-dom.c,
3145 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
3146 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
3147 tree-vectorizer.c, vec.h: Fix comment formatting.
3149 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3151 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
3152 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
3154 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3156 * config/ptx4.h, config/mcore/mcore-pe.h,
3157 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
3159 2004-10-22 Peter Barada <peter@the-baradas.com>
3161 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
3162 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
3163 renaming of non-live registers in interrupt functions.
3164 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
3166 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
3168 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
3169 Use integer for loop counter.
3170 (num_ending_zeros): New function.
3171 (number_of_iterations_cond): Use num_ending_zeros.
3173 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
3175 * config.gcc: Add support for --enable-e500_double.
3177 * config/rs6000/e500-double.h: New file.
3179 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
3182 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
3185 * config/rs6000/linuxspe.h: Same.
3187 * doc/invoke.texi (Option Summary): Document new options for
3189 (RS/6000 and PowerPC Options): Same.
3191 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
3193 (rs6000_override_options): Use it. Use
3194 SUB3TARGET_OVERRIDE_OPTIONS.
3195 Add 8548 to processor_target_table.
3196 (rs6000_legitimate_address): Handle e500 doubles.
3197 (rs6000_legitimize_address): Same.
3198 (rs6000_legitimize_reload_address): Same.
3199 (rs6000_hard_regno_nregs): Same.
3200 (spe_func_has_64bit_regs_p): Same.
3201 (emit_frame_save): Same.
3202 (gen_frame_mem_offset): Same.
3203 (rs6000_dwarf_register_span): Same.
3204 (rs6000_generate_compare): Same.
3205 (easy_fp_constant): Same.
3206 (legitimate_offset_address_p): Same.
3208 * config/rs6000/spe.md: (cmdfeq_gpr): New.
3217 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3219 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
3221 2004-10-21 Zack Weinberg <zack@codesourcery.com>
3223 * dbxout.c: Remove unnecessary #undefs.
3224 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
3225 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
3226 definition into use sites.
3227 (cwd): Make local to dbxout_init.
3228 (dbxout_init): Restructure cwd-using logic for clarity. Use
3230 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
3231 STABS_GCC_MARKER folded in here.
3232 * system.h: Poison now-unused macros.
3233 * doc/tm.texi: Remove documentation of now-unused macros.
3235 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3238 * c-opts.c (push_command_line_include): Use the current file
3239 name instead of the main one.
3241 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3244 * tree.c (staticp): A CONST_DECL has static storage if either
3245 TREE_STATIC or DECL_EXTERNAL is set.
3246 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
3249 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3251 * expr.c (store_expr): Remove dont_store_target.
3253 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3255 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
3257 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3259 * tree-cfg.c (thread_jumps): Move a part of it to ...
3260 (thread_jumps_from_bb): ... here.
3262 2004-10-21 David Edelsohn <edelsohn@gnu.org>
3264 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
3265 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
3267 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3269 * expr.c (store_expr): Clean up by renaming want_value to
3272 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3274 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
3277 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
3280 * expmed.c (store_bit_field): Pass original 'value' before
3283 2004-10-21 Nicolas Pitre <nico@cam.org>
3285 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
3286 * config/arm/ieee754-df.S: Ditto.
3288 2004-10-20 Zack Weinberg <zack@codesourcery.com>
3290 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
3291 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
3293 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
3294 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
3295 an internal label and an N_SLINE .stabn whose value is the
3296 difference between that label and the function entry label.
3297 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
3298 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
3299 label and an N_SO stab with an empty string referring to it.
3300 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
3301 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
3302 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
3303 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
3304 macro is never defined.
3305 * sdbout.c (sdbout_source_line_counter): Delete.
3306 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
3307 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
3309 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
3311 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
3312 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
3313 definitions (identical to default).
3314 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3315 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
3316 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
3317 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
3318 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3319 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
3320 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
3321 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
3322 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
3323 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
3324 (sym_lineno): Delete.
3325 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
3326 now-unused variable.
3327 (alpha_output_lineno): Delete.
3328 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
3329 * config/mips/mips.c (mips_output_filename): Don't use
3330 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
3331 (mips_output_lineno): Delete.
3332 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
3333 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
3334 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
3335 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
3336 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
3337 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
3338 * config/mmix/mmix.h: Likewise.
3339 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
3340 * config/mmix/mmix-protos.h: Don't prototype it.
3341 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
3342 no need to #undef ASM_OUTPUT_SOURCE_LINE.
3343 * config/arm/aout.h: Remove RISCiX-specific definition of
3344 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
3345 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
3346 ASM_OUTPUT_SOURCE_LINE.
3347 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
3348 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
3349 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
3351 * doc/tm.texi: Update.
3353 2004-10-20 Richard Henderson <rth@redhat.com>
3355 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
3357 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
3359 * configure.ac: Revert my previous patch.
3360 * configure: Regenerate.
3362 2004-10-20 Ben Elliston <bje@au.ibm.com>
3364 * config/rs6000/rs6000.c
3365 (rs6000_va_start): Use build_va_arg_indirect_ref.
3366 (rs6000_gimplify_va_arg): Likewise.
3368 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
3371 * configure.ac: Declare AM_LANGINFO_CODESET.
3372 * aclocal.m4: Define AM_LANGINFO_CODESET.
3373 * configure, config.in: Rebuilt.
3375 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3377 * expr.c (store_expr): Remove code that is run when
3378 want_value & 1 is nonzero.
3380 2004-10-20 Mark Mitchell <mark@codesourcery.com>
3382 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
3383 from function pointer to void *.
3385 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
3388 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
3389 the frame pointer adjustment when exception handling is enabled.
3391 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3393 * stor-layout.c: Fix a comment typo.
3395 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3397 * expr.c (store_field): Remove two arguments value_mode and
3399 (expand_assignment, store_constructor_field,
3400 expand_expr_real_1): Adjust calls to store_field.
3402 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
3404 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
3407 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
3408 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
3409 base and index register for loads.
3411 * config/arc/t-arc: Fix multilib handling.
3413 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
3415 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
3416 don't inspect BLOCK_FOR_INSN for barriers.
3417 * emit-rtl.c (emit_barrier_before): Revert last change.
3418 (emit_barrier_after, emit_barrier): Ditto.
3420 * doc/extend.texi (Extended Asm): Warn and provide example
3421 solution for using a call-clobbered asm register.
3422 (Local Reg Vars): Similar. Cross-reference example.
3424 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
3426 * tree-cfg.c (group_case_labels): Look at the second to last
3427 case statement for combing with the default case.
3429 2004-10-19 Richard Hendeson <rth@redhat.com>
3432 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
3434 2004-10-19 Richard Hendeson <rth@redhat.com>
3436 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
3437 succeeds, only expand the result.
3439 2004-10-19 Richard Hendeson <rth@redhat.com>
3442 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
3445 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3447 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
3450 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3452 * expr.c (expand_assignment): Remove the last argument.
3453 Change the return type to void.
3454 * expr.h: Update the prototype of expand_assignment.
3455 * function.c (assign_parm_setup_reg): Update a call to
3457 * stmt.c (expand_asm_expr): Likewise.
3459 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3461 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
3462 unnecessary assignments to temp. Return const0_rtx.
3464 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3466 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
3468 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
3470 * configure.ac (powerpc-*-darwin*): Require assembler to support
3472 * configure: Regenerate.
3474 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3476 * reload1.c (ior_hard_reg_set): Remove.
3477 (finish_spills): Use IOR_HARD_REG_SET instead of
3480 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3482 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
3483 the currently visited word to right.
3485 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3488 * expmed.c (expand_smod_pow2): Handle modes whose size
3489 is greater than that of HOST_WIDE_INT.
3491 2004-10-18 Ziemowit Laski <zlaski@apple.com>
3493 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
3495 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3496 Roger Sayle <roger@eyesopen.com>
3499 * dojump.c (discard_pending_stack_adjust): New function.
3500 (clear_pending_stack_adjust): Call it.
3501 * expr.h (discard_pending_stack_adjust): Declare it.
3502 * explow.c (emit_stack_save): Emit pending stack adjustments
3503 before saving the stack pointer.
3504 (emit_stack_restore): Discard pending stack adjustments before
3505 restoring the stack pointer.
3507 2004-10-18 Richard Henderson <rth@redhat.com>
3509 * c-common.c (handle_mode_attribute): Allow scalar->vector
3512 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3514 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
3515 value to expand_assignment.
3517 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3519 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
3521 (thread_jumps): Iterate until no new forwarder block arises.
3523 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3525 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
3526 (thread_jumps): Use forwardable as cache of
3527 tree_forwarder_block_p throughout the function.
3529 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
3531 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
3533 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
3537 * tree-cfg.c (remove_bb): If we have a label expression in the
3538 basic block and the label we have taken the address, move the
3539 label expression to the basic block which is previous in the
3541 (tree_verify_flow_info): Fix printing out the label name of the
3542 problematic label expression.
3544 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
3546 PR rtl-optimization/18002
3547 * simplify-rtx.c (mode_signbit_p): Externalize function...
3548 * rtl.h (mode_signbit_p): ... to here.
3549 * combine.c (simplify_shift_const): Recognize PLUS signbit as
3550 canonical form of XOR signbit and move to outer op.
3552 2004-10-18 Diego Novillo <dnovillo@redhat.com>
3554 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
3556 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
3557 Don't call fold_stmt more than once, use bsi_replace.
3559 2004-10-18 Diego Novillo <dnovillo@redhat.com>
3561 PR tree-optimization/17656
3562 * tree-ssa.c (replace_immediate_uses): When replacing a
3563 constant, if the call to fold_stmt produced a different
3564 statement, get an appropriate statement pointer by scanning
3567 2004-10-18 Richard Henderson <rth@redhat.com>
3569 * pointer-set.c (hash1): Don't use libm functions in fallback case.
3571 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
3574 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
3575 (stage1-start): Remove and copy libunwind.a and
3576 libunwind*$(SHLIB_EXT) instead of libunwind*.
3577 (stage2-start): Likewise.
3578 (stage3-start): Likewise.
3579 (stage4-start): Likewise.
3580 (stageprofile-start): Likewise.
3581 (stagefeedback-start): Likewise.
3583 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
3584 the shared library to be created and don't remove the existing
3586 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
3587 * config/i386/t-nwld (SHLIB_LINK): Likewise.
3588 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
3589 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
3590 * config/sh/t-linux (SHLIB_LINK): Likewise.
3591 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
3592 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
3593 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
3594 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3596 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
3599 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3601 * basic-block.h (reg_set_iterator): New.
3602 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
3603 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
3604 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
3605 * caller-save.c (save_call_clobbered_regs): Adjust to the new
3607 * cfgcleanup.c (thread_jump): Likewise.
3608 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3609 * conflict.c (conflict_graph_compute): Likewise.
3610 * flow.c (verify_local_live_at_start, update_life_info,
3611 initialize_uninitialized_subregs, propagate_one_insn,
3612 init_propagate_block_info, free_propagate_block_info,
3613 propagate_block, dump_regset): Likewise.
3614 * global.c (global_conflicts): Likewise.
3615 * graph.c (start_bb): Likewise.
3616 * local-alloc.c (update_equiv_regs): Likewise.
3617 * loop.c (load_mems): Likewise.
3618 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
3619 find_reg, finish_spills): Likewise.
3620 * resource.c (mark_target_live_regs): Likewise.
3621 * sched-deps.c (sched_analyze_insn): Likewise.
3622 * sched-rgn.c (sched-rgn.c): Likewise.
3623 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
3625 2004-10-18 Jakub Jelinek <jakub@redhat.com>
3627 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
3628 operand 1 instead of 2
3630 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3632 * loop-unroll.c: Fix comment typos.
3634 2004-10-18 Revital Eres <eres@il.ibm.com>
3636 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
3637 * loop-unroll.c: Include varray.h.
3638 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
3639 opt_info and expand it to support variable expansion.
3640 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
3641 expand it to support variable expansion.
3642 (pt_info_start_duplication): Rename si_info_start_duplication.
3643 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
3644 to the variable expansion optimization.
3645 (free_opt_info): Rename free_si_info.
3646 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
3647 expand_var_during_unrolling, insert_var_expansion_initialization,
3648 combine_var_copies_in_loop_exit, release_var_copies,
3649 get_expansion): New functions.
3650 (peel_loop_completely, unroll_loop_constant_iterations,
3651 unroll_loop_runtime_iterations, peel_loop_simple,
3652 unroll_loop_stupid): Change uses of struct si_info
3654 and add uses of fvariable-expansion-in-unroller flag.
3655 * params.def: Add parameter to restrict the number of expansions.
3656 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
3657 the number of expansions.
3658 * common.opt: (fvariable-expansion-in-unroller): New flag.
3659 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
3661 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3663 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
3664 __GXX_MERGED_TYPEINFO_NAMES to 0.
3666 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
3668 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
3669 handle barriers in a bb by checking that it points to a NULL bb.
3670 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
3671 (emit_barrier_after, emit_barrier): Ditto.
3673 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
3675 * doc/extend.texi (Attribute Syntax): Clarify details of
3676 attributes on parameters.
3678 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
3680 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
3683 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3686 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3688 * c-typeck.c (default_function_array_conversion): Always create
3689 &a[0] for array types.
3690 (build_unary_op): Do not fold &a[x] into a + x.
3692 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3695 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
3696 block if there is a goto with a locus.
3698 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
3700 * config/elfos.h, config/gofast.h, config/interix.h,
3701 config/netbsd.h, config/svr3.h, config/vxworks.h,
3702 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
3703 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3704 config/alpha/netbsd.h, config/arm/arm-modes.def,
3705 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
3706 config/cris/aout.h, config/frv/frv-modes.def,
3707 config/i386/beos-elf.h, config/i386/gas.h,
3708 config/i386/i386-coff.h, config/i386/i386-modes.def,
3709 config/i386/linux.h, config/i386/linux64.h,
3710 config/i386/mingw32.h, config/i386/netbsd-elf.h,
3711 config/i386/netbsd64.h, config/i386/sco5.h,
3712 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
3713 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
3714 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
3715 config/mips/mips-modes.def, config/mips/sdb.h,
3716 config/mips/vr.h, config/mips/vxworks.h,
3717 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3718 config/pa/pa32-linux.h, config/rs6000/40x.md,
3719 config/rs6000/7450.md, config/rs6000/8540.md,
3720 config/rs6000/linuxspe.h, config/rs6000/power4.md,
3721 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
3722 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
3723 config/s390/s390-modes.def, config/sh/elf.h,
3724 config/sh/sh-modes.def, config/sh/sh64.h,
3725 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
3726 config/stormy16/stormy16.md, config/v850/v850-protos.h,
3727 config/vax/vax.md: Update copyright.
3729 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
3731 * expr.c (expand_expr_real_1): Remove an obsolete comment.
3733 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
3735 * c-typeck.c (default_function_array_conversion): Always create
3736 &a[0] for array types.
3737 (build_unary_op): Do not fold &a[x] into a + x.
3739 2004-10-17 Jakub Jelinek <jakub@redhat.com>
3741 * pointer-set.c (hash1): Use integer part of 2^64 / phi
3742 instead 2^32 / phi if long is 64-bit.
3744 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
3746 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
3748 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
3750 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
3751 __ptrextent__, __ptrvalue and __ptrvalue__.
3752 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
3755 2004-10-16 Dale Johannesen <dalej@apple.com>
3757 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
3759 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3761 PR tree-optimization/17766
3762 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
3763 (dom_info_available_p): Declare.
3764 * cfghooks.c (split_block, make_forwarder_block): Use
3765 dom_info_available_p.
3766 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
3767 free_dominance_info, verify_dominators): Ditto.
3768 (dom_info_available_p): New function.
3769 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
3770 (thread_jumps): Use dom_info_available_p.
3771 * tree-complex.c (expand_complex_div_wide): Ditto.
3772 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3774 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3776 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
3777 (find_best_candidate): Take also important candidates into account.
3778 (find_optimal_iv_set): Initialize important_candidates bitmap.
3780 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3782 PR tree-optimization/17560
3783 * predict.c (tree_estimate_probability): Mark irreducible
3786 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
3788 PR rtl-optimization/17723
3789 * cfgcleanup.c (merge_memattrs): Handle case when
3790 MEM_SIZE == NULL_RTX.
3792 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
3794 * toplev.c (dump_file_name): Change type to be const.
3796 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
3798 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
3799 non_lvalue to stop something being a null pointer constant.
3801 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
3803 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
3804 available for TARGET_FPRS.
3805 (FUNCTION_VALUE_REGNO_P): Same.
3807 2004-10-15 Geoffrey Keating <geoffk@apple.com>
3809 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
3810 -maltivec in same style as other ISA options.
3812 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
3814 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
3817 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
3819 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
3820 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
3821 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
3822 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
3823 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
3824 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
3825 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
3826 predict.def, predict.h, protoize.c, reload.h, resource.h,
3827 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
3828 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
3829 unwind-sjlj.c, value-prof.h: Update copyright.
3831 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
3833 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
3835 2004-10-15 Diego Novillo <dnovillo@redhat.com>
3837 * tree-optimize.c (execute_one_pass): Stop timer right after
3840 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3843 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3846 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
3847 (remove_useless_stmts_1): Fold trees we know how to fold.
3849 2004-10-14 David Edelsohn <edelsohn@gnu.org>
3851 * configure.ac: Add .machine power4 directive when testing for
3853 * configure: Regenerate.
3855 2004-10-14 Geoffrey Keating <geoffk@apple.com>
3857 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
3859 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3861 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
3864 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
3866 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
3867 for 'f' if !TARGET_FPRS.
3869 2004-10-14 Richard Henderson <rth@redhat.com>
3872 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
3874 2004-10-14 Richard Henderson <rth@redhat.com>
3877 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
3879 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
3880 instaed of current_function_decl non-null.
3882 2004-10-14 Matt Austern <austern@apple.com>
3884 * pointer-set.c: New file, special-purpose hash table.
3885 * pointer-set.h: New file.
3886 * tree.h (struct pointer_set_t): Declare as opaque type.
3887 (tree_walk): Last argument is pointer_set_t* now.
3888 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
3890 (walk_tree): Convert from htab_t to pointer_set_t for keeping
3891 track of which nodes have already been visited.
3892 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
3893 * cgraphunit.c (cgraph_create_edges): Likewise.
3894 (cgraph_characterize_statics_local): Likewise.
3895 * tree-dfa.c (collect_dfa_stats): Likewise.
3896 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
3898 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
3899 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
3900 of walk_subtrees is pointer_set_t* now.
3901 * Makefile.in (OBJS-common): add pointer-set.o
3902 (tree-inline.o): Depends on pointer-set.h
3903 (tree-dfa.o): Likewise
3904 (cgraphunit.o): Likewise
3906 2004-10-14 Geoffrey Keating <geoffk@apple.com>
3908 * config/rs6000/darwin.h (ASM_SPEC): Delete.
3909 (TARGET_ASM_FILE_START): Define.
3910 * config/darwin.h (ASM_SPEC): Define.
3911 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
3912 -mlong-double-128, it's the default. Update comment about reason
3913 for force_cpusubtype_ALL.
3914 * config/rs6000/darwin-vecsave.asm: Supply .machine.
3915 * config/rs6000/darwin-world.asm: Likewise.
3916 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
3917 (symbolic_operand): Delete #if 0ed code.
3919 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3921 * stmt.c (add_case_node): Make sure that we have integer
3922 constant before calling tree_int_cst_compare.
3924 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
3928 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
3929 (remove_useless_stmts_1): Fold trees we know how to fold.
3931 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
3933 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
3934 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
3937 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
3939 * reload.c (find_reloads): When reloading a PLUS with constant
3940 operand, make sure the constant is pushed to the constant pool
3942 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
3943 reload bug workaround.
3944 (s390_expand_plus_operand): Likewise.
3946 2004-10-14 David Edelsohn <edelsohn@gnu.org>
3948 * opts.c (common_handle_option): Do not enable
3949 flag_speculative_prefetching for -fprofile-generate/use.
3951 2004-10-14 Devang Patel <dpatel@apple.com>
3954 * tree-if-conv.c (process_phi_nodes): Process latch block.
3955 (combine_blocks): Process latch block and update loop structure.
3957 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
3959 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
3960 (vect_update_ivs_after_vectorizer):
3961 (vect_transform_for_unknown_loop_bound):
3962 (tree_duplicate_loop_to_edge):
3963 (allocate_new_names):
3966 (rename_variables_in_bb):
3968 (rename_variables_in_loop):
3970 (update_phis_for_duplicate_loop):
3971 (update_phi_nodes_for_guard):
3972 (make_loop_iterate_ntimes):
3973 (tree_duplicate_loop_to_edge_cfg):
3975 (vect_analyze_loop_with_symbolic_num_of_iters):
3976 (verify_loop_for_duplication):
3977 (vect_gen_niters_for_prolog_loop):
3978 (vect_update_niters_after_peeling):
3979 (vect_update_inits_of_dr):
3980 (vect_update_inits_of_drs):
3981 (vect_build_loop_niters):
3982 (vect_do_peeling_for_alignment): New functions.
3983 (vect_transform_loop): Add unknown and known but indivisible loop
3984 bound support; add peeling for unalignment support.
3985 (vect_analyze_loop_form): Support symbolic number of iterations.
3986 (vect_transform_loop_bound): New input parameter.
3987 (vect_get_loop_niters): Change input parameter type.
3988 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
3989 (vectorizable_store): Allow unaligned access.
3990 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
3991 (vect_analyze_data_refs_alignment): Allowed one unaligned
3993 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
3995 (LOOP_VINFO_INT_NITERS): New macro.
3996 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
3997 (do_peeling_for_alignment):
3998 (unaligned_drs): New members of _loop_vec_info.
3999 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
4001 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
4003 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
4004 (struct tree_string): Remove "const" qualifier for "str".
4006 2004-10-14 Ira Rosen <irar@il.ibm.com>
4008 * tree-vectorizer.c (vect_analyze_data_refs): Call
4009 vect_get_base_and_bit_offset to get memory tag for array ref.
4010 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
4012 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
4014 * configure.ac: Use $LN_S for creating symlinks (not $LN).
4015 * configure: Regenerate.
4017 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4019 * doc/install.texi (*-*-solaris2*): Update with info about kernel
4020 patches to solve spurious testsuite failures.
4022 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
4024 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
4025 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
4026 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
4027 gcc_assert under ENABLE_CHECKING.
4028 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
4029 get_vectype_for_scalar_type).
4031 (vect_get_vec_def_for_operand): Remove redundant variables.
4032 (vect_transform_loop): Likewise.
4034 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
4036 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
4037 global for -mcaller-super-interworking.
4038 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
4039 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
4040 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
4041 not need a frame pointer.
4042 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
4043 the soft frame pointer offset.
4044 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
4045 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
4046 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
4047 the stack. Use frame_pointer_needed to choose between them.
4048 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
4049 (interwork_with_frame): New macro.
4050 (interwork): Add _interwork_{r7,r11}_call_via_rN().
4052 2004-10-14 Ben Elliston <bje@au.ibm.com>
4055 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
4056 up the filename looking for a previous directory separator.
4058 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
4060 * c-tree.h (enum c_typespec_kind, struct c_typespec,
4061 parser_xref_tag): New.
4062 (struct c_declspecs): Add tag_defined_p. Adjust definition of
4064 (declspecs_add_type): Adjust prototypes.
4065 * c-parse.in (%union): Add tstype.
4066 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
4067 typespec_reserved_attr, typespec_nonreserved_nonattr,
4068 structsp_attr, structsp_nonattr): Change to tstype. Update
4070 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
4071 (declspecs_add_type): Update to take struct c_typespec argument.
4072 Set tag_defined_p and typedef_p as appropriate.
4073 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
4074 Update to return struct c_typespec.
4075 (shadow_tag_warned): Don't let empty declarations with qualifiers
4076 or storage class specifiers redeclare a tag if a previous
4077 declaration is visible.
4079 2004-10-13 Richard Henderson <rth@redhat.com>
4082 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
4083 for DECL_INCOMING_RTL.
4085 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
4088 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
4089 trunc_int_for_mode for constants used in shortened mode.
4091 2004-10-13 Richard Henderson <rth@redhat.com>
4094 * c-common.c (handle_mode_attribute): Disallow mode changes that
4095 alter the CODE of the top-level type.
4097 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
4098 integer from internal limits macros.
4099 * config/i386/mm3dnow.h (__v2sf): Fix base type.
4101 2004-10-13 Richard Henderson <rth@redhat.com>
4104 * function.c (instantiate_decl): Recurse for CONCAT.
4106 2004-10-13 David Edelsohn <edelsohn@gnu.org>
4108 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
4111 (extzvdi_internal1): Add attribute "compare".
4112 (extzvdi_internal2): Same.
4114 2004-10-12 Tom Tromey <tromey@redhat.com>
4116 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
4118 2004-10-13 Dale Johannesen <dalej@apple.com>
4120 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
4122 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
4124 * toplev.c (compile_file): Call mudflap_finish_file from here ...
4125 * c-decl.c (c_write_global_declarations): ... instead of here ...
4126 * cp/decl.c (cp_finish_file): ... and here.
4127 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
4129 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4131 * tree-ssa-dom.c (record_range): Free the element if we are not
4134 2004-10-13 Tom Tromey <tromey@redhat.com>
4137 * gcc.c (option_map): Added --extdirs and --encoding.
4139 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4142 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
4143 sparc_can_output_mi_thunk.
4144 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
4145 handling of vcall offset.
4146 (sparc_can_output_mi_thunk): New predicate.
4147 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
4148 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
4149 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
4151 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
4153 * config/sparc/sparc.md (movdi): Remove redundant test.
4155 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
4157 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
4158 TDF_IPA from -fdump-tree-*-all.
4160 2004-10-13 Paul Brook <paul@codesourcery.com>
4162 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
4163 * config/arm/arm.c (thumb_find_work_register): Update comments.
4164 (arm_load_pic_register): Add argument for scratch register.
4165 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
4166 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
4168 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
4170 * tree-data-ref.c: Fix comment typos.
4172 2004-10-13 Jakub Jelinek <jakub@redhat.com>
4173 Zdenek Dvorak <dvorakz@suse.cz>
4175 PR tree-optimization/17724
4176 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
4178 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
4180 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
4181 (altivec_builtin_mask_for_store): Likewise.
4182 (altivec_init_builtins): Use lang_hooks.builtin_function to
4183 create the decls for builtin_altivec_mask_for_load/store.
4185 2004-10-13 Nick Clifton <nickc@redhat.com>
4187 * config/c4x/c4x.c: Remove inclusion of loop.h.
4189 2004-10-12 Ben Elliston <bje@au.ibm.com>
4191 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
4192 (ei_container): New; renamed.
4193 (ei_start, ei_last): New macros.
4194 (ei_start_1, ei_last_1): Renamed from ei_start.
4195 (ei_last_1, ei_end_p): Use ei_container() where applicable.
4196 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
4197 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
4199 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
4201 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
4202 * cfgloop.c (initialize_loops_parallel_p): New.
4203 (flow_loops_find): Initialize the parallel_p field to true for all
4205 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
4206 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
4207 the size of the data accessed in the loop.
4208 (struct nb_iter_bound): Moved...
4209 * cfgloop.h (struct nb_iter_bound): ... here.
4210 (estimated_nb_iterations, parallel_p): New fields in struct loop.
4211 (record_estimate): Declare extern here.
4212 * tree-chrec.c: Fix comments.
4213 (nb_vars_in_chrec): New function.
4214 * tree-chrec.h (nb_vars_in_chrec): Declared here.
4215 * tree-data-ref.c: Don't include lambda.h, that is already included
4217 (tree_fold_divides_p): Don't check for integer_onep.
4218 (tree_fold_bezout): Removed.
4219 (gcd): New static duplicated function.
4220 (int_divides_p, dump_subscript): New.
4221 (dump_data_dependence_relation): Use dump_subscript.
4222 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
4223 estimate_niter_from_size_of_data): New.
4224 (analyze_array_indexes, analyze_array): Call
4225 estimate_niter_from_size_of_data during the detection of array
4226 references. Pass in a pointer to the statement that contains the
4228 (all_chrecs_equal_p): New.
4229 (compute_distance_vector): Renamed compute_subscript_distance.
4230 Deal with multivariate conflict functions.
4231 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
4232 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
4233 (non_affine_dependence_relation): New.
4234 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
4235 analyze_siv_subscript, analyze_miv_subscript,
4236 analyze_overlapping_iterations, subscript_dependence_tester):
4237 Initialize and return last_conflicts function.
4238 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
4239 compute_overlap_steps_for_affine_1_2): New.
4240 (analyze_siv_subscript_affine_cst): Removed.
4241 (analyze_subscript_affine_affine): Disprove dependences based on the
4242 iteration domains. Solve the univariate dependence case as before,
4243 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
4244 Implement the multivariate case of 2 versus 1 variables.
4245 (build_classic_dist_vector, build_classic_dir_vector): Implement some
4247 (find_data_references_in_loop): Compute and initialize
4248 loop->estimated_nb_iterations and loop->parallel_p.
4249 (analyze_all_data_dependences): Modify the debug dump order.
4250 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
4251 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
4252 (SUB_LAST_CONFLICT, subscript->last_conflict,
4253 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
4254 DDR_AFFINE_P, DDR_SIZE_VECT): New.
4255 (find_data_references_in_loop, initialize_data_dependence_relation,
4256 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
4258 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
4260 * configure: Regenerate.
4262 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
4265 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
4266 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
4267 and constant folding of floating point MULT_EXPR/PLUS_EXPR
4270 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
4272 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
4273 (s390_gimplify_va_arg): Likewise.
4275 2004-10-12 Daniel Jacobowitz <dan@debian.org>
4277 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
4278 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
4279 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
4280 * regclass.c (record_address_regs): Remove ifdef. Use
4281 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
4282 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
4284 (scan_rtx_address, replace_oldest_value_addr): Use
4285 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
4286 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
4287 unnecessary definitions.
4288 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
4289 and MODE_BASE_REG_REG_CLASS.
4290 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
4291 (MODE_BASE_REG_REG_CLASS): Define.
4292 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
4293 (REG_MODE_OK_FOR_REG_BASE_P): Define.
4294 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
4295 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
4297 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
4299 * tree-ssa-alias.c (verify_name_tags): New function.
4300 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
4301 (verify_alias_info): Call verify_name_tags.
4303 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
4305 PR rtl-optimization/17931
4306 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
4309 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
4311 * arm.c (arm_print_operand): Use output_operand_lossage where possible
4312 rather than aborting.
4314 2004-10-12 Paul Brook <paul@coudesourcery.com>
4316 * config.gcc: Add armv6{k,z,zk}
4317 * config/arm/arm-cores.def: Add arm1176 and mpcore.
4318 * config/arm/tune.md: Regenerate.
4319 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
4321 (all_architectures): Add armv6k, armv6z, armv6zk.
4322 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
4323 * doc/invoke.texi: Document new arch and cpu values.
4325 2004-10-12 Paul Brook <paul@coodesourcery.com>
4327 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
4330 2004-10-12 Paul Brook <paul@codesourcery.com>
4332 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
4333 Handle negative constants.
4335 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
4338 * c-typeck.c (convert_arguments): Return error_mark_node if there
4339 are too few arguments.
4340 (build_function_call): Handle error_mark_node return from
4343 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
4345 * configure.ac (symbolic_link): Replace with $LN_S.
4346 (Assembler/Linker): Hard link from gas and binutils trees.
4347 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
4348 * configure: Regenerate.
4350 2004-10-12 Paul Brook <paul@codesourcery.com>
4352 * configure.ac: Don't look for host assembler when building a canadian
4354 * configure: Regenerate.
4356 2004-10-11 Roger Sayle <roger@eyesopen.com>
4359 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
4360 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
4361 line options for "-lang-asm" and if found allow any of the C-family
4363 (c_common_handle_option): Remove last use of permit_fortran_options.
4365 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4367 * config/s390/s390.c (print_operand): Support 'S' format flag.
4368 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
4369 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
4370 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
4371 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
4372 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
4373 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
4374 ("*movstricthi"): Likewise.
4375 ("*load_multiple_di", "*load_multiple_si"): Likewise.
4376 ("*store_multiple_di", "*store_multiple_si"): Likewise.
4377 ("*sethiqisi", "*sethihisi"): Likewise.
4378 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
4379 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
4380 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
4381 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
4382 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
4384 ("*tmhi_full"): Fix incorrect op_type attribute.
4386 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
4387 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
4388 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
4389 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
4391 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
4394 * function.c (temp_slots_at_level): Fix typo which creates too
4395 many temp stack slots levels.
4397 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4399 * config/s390/s390.c (s390_trampoline_template): Generate shorter
4401 (s390_trampoline_instantiate): Adapt.
4402 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
4404 2004-10-11 Roger Sayle <roger@eyesopen.com>
4407 * stmt.c (add_case_node): Add additional type argument. Declare
4408 as static to match prototype. Convert the upper and lower bounds
4409 to the specified index type. Optimize away case ranges/values
4410 that are outside the index type's bounds. Truncate case ranges
4411 that span the index type's bounds.
4412 (expand_case): Avoid unnessary computation and memory allocation
4413 when index type is error_mark_node. Pass index_type as required
4414 by change to add_case_node API. No need to convert case range
4415 bounds to index_type, this is now done by add_case_node.
4417 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4419 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
4420 * config/s390/s390.c (s390_offset_p): New function.
4421 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
4422 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
4423 transform Q->Q alternatives to *clc pattern.
4425 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
4426 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
4427 to transform Q->Q alternatives to *mvc pattern.
4428 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
4429 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
4430 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
4431 transform Q->Q alternatives to *nc pattern.
4432 ("*nc"): New insn. New peephole to merge adjacent NCs.
4433 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
4434 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
4435 transform Q->Q alternatives to *oc pattern.
4436 ("*oc"): New insn. New peephole to merge adjacent OCs.
4437 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
4438 transform Q->Q alternatives to *xc pattern.
4439 ("*xc"): New insn. New peephole to merge adjacent XCs.
4440 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
4442 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4444 * gimplify.c (gimple_push_condition): Make sure that we don't
4445 have any saved condition cleanup if we were at the top level.
4447 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
4449 * config/frv/frv.md (*adddi3_internal): Change name to...
4450 (adddi3): ...replacing the exisiting define_expand. Combine
4451 alternatives. Fix the range of the constant constraints ('J' instead
4452 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
4453 to extract the lower and upper halves of the DImode operands.
4454 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
4455 (adddi3_lower): Fix the range of the constant constraints and
4456 remove the bogus operands[2] check.
4457 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
4458 operand 2. Use addxi to handle constant operands.
4459 (subdi3_lower, subdi3_upper): Don't handle constant operands.
4461 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
4463 * gengtype-lex.l: Add commented } & ) characters to unconfuse
4464 editor's paren matching. Allow #define inside a struct.
4466 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
4469 part of PR c++/17657
4470 * fold-const.c (fold_build_cleanup_point_expr): New function.
4471 * tree.h (fold_build_cleanup_point_expr): Prototype.
4473 2004-10-10 Eric Christopher <echristo@redhat.com>
4475 * dwarf2out.c: Move attribute to subprogram declaration
4476 instead of subroutine type.
4478 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
4480 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
4481 hoist_insn_after, and hoist_insn_to_edge.
4482 * rtl.h: Remove the prototypes for reg_referenced_between_p,
4483 no_jumps_between_p, and insn_dependent_p.
4484 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
4485 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
4486 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
4487 hoist_insn_to_edge): Remove.
4489 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4492 * c-decl.c (grokparms): Don't warn for parameters of incomplete
4493 type in declarations that are not definitions except for the case
4494 of parameters of void type.
4496 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
4498 * tree-cfg.c: Fix comment typos.
4500 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4503 * builtins.c (expand_builtin_va_start): Check for too few
4504 arguments to va_start.
4506 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4509 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
4510 fields a pedwarn. Pedwarn here for unnamed structs/unions if
4512 * c-parse.in (component_decl): Don't pedwarn here for unnamed
4515 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4517 PR tree-optimization/17906
4518 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
4519 copy non-gimple reg arguments.
4521 2004-10-09 Roger Sayle <roger@eyesopen.com>
4523 PR rtl-optimization/17853
4524 * simplify-rtx.c (simplify_relational_operation): Correct comment.
4525 Reorganize handling of comparison operations with floating point
4526 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
4527 Likewise, introduce support for comparison operations with vector
4528 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
4530 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
4531 * doc/tm.texi: Likewise.
4533 2004-10-09 Steven Bosscher <stevenb@suse.de>
4535 * regs.h (struct reg_info_def): Remove the last_node_uid and
4536 changes_mode fields.
4537 (REGNO_LAST_NOTE_UID): Don't define.
4538 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
4539 * regmove.c (copy_src_to_dest): Likewise.
4541 2004-10-09 Roger Sayle <roger@eyesopen.com>
4544 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
4545 relational comparison operator op needs to be swapped/reversed when
4546 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
4548 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4551 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
4552 instead of bsi_start.
4553 (value_replacement): Likewise.
4554 (abs_replacement): Likewise
4556 2004-10-09 Steven Bosscher <stevenb@suse.de>
4558 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
4559 (expand_gimple_cond_expr, expand_gimple_tailcall,
4560 expand_gimple_basic_block): Use it to dump RTL for each stmt.
4561 (tree_expand_cfg): Announce full RTL function dump.
4562 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
4563 not the graph version.
4564 * tree-pretty-print.c (dump_generic_node): Allow empty statements
4565 in the arms of a COND_EXPR for lowered nodes.
4567 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
4569 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
4570 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
4571 strtoufix16, strtoufix32, strtoufix64): Declare.
4573 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
4575 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
4576 for an out-of-range floating point constant.
4577 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
4578 warning if the target format does not support infinities.
4580 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4582 * emit-rtl.c (last_label_num, base_label_num): Remove.
4583 (max_label_num): Always return label_num.
4584 (set_new_last_label_num, restore_emit_status): Remove.
4585 (init_emit): Don't initialize last_label_num.
4586 * function.c (pop_function_context_from): Don't call
4587 restore_emit_status.
4588 * function.h: Remove the prototype for restore_emit_status.
4589 * rtl.h: Remove the prototype for set_new_last_label_num.
4591 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4593 * stmt.c (expand_decl_init): Remove.
4594 * tree.h: Remove the corresponding prototype.
4596 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4598 * integrate.c (try_constants, subst_constants, mark_stores):
4600 * integrate.h: Remove the prototype for try_constants.
4602 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
4604 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
4605 (convert_for_assignment): Handle ic_argpass_nonproto. Add
4606 comments about its relevance to errors.
4607 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
4609 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4612 * c-ppoutput.c (cb_ident): Don't quote string as it is already
4615 2004-10-08 Diego Novillo <dnovillo@redhat.com>
4617 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
4618 reference_node_pool.
4620 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4622 * tree-cfg.c: Fix a comment typo.
4624 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
4626 * config/s390/s390.c (s390_register_info): Don't save fprs for
4628 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
4630 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
4632 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
4633 (TARGET_DEFAULT): Use symbolic values.
4634 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
4635 (TARGET_DEFAULT): Use symbolic values.
4636 * config/s390/s390.c (s390_backchain_string): Initialize to
4637 TARGET_DEFAULT_BACKCHAIN.
4639 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4641 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
4642 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
4644 (expand_builtin_strcat): Accept a type parameter.
4645 (fold_builtin_mempcpy): Accept a type and endp parameter.
4647 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
4648 Accept an `exp' instead of an `arglist'.
4650 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
4652 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
4653 reverting my 2004-09-07 patch to use build_int_cst.
4655 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4658 * config/sparc/sparc.c (input_operand): Remove redundant code
4659 for handling LO_SUM.
4660 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
4661 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
4662 Otherwise only accept it for TFmode if quad move insns are available.
4664 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
4666 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
4667 common cases will be caught earlier than others.
4669 2004-10-08 Michael Matz <matz@suse.de>
4671 * loop-doloop.c (doloop_optimize): Extend count.
4673 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
4675 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
4676 (prefetch): Convert to expander.
4678 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
4680 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
4681 first argument of CALL.
4682 (tls_local_dynamic): Likewise.
4684 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
4686 * c-typeck.c (enum impl_conv): New.
4687 (convert_for_assignment): Use it. Take tree for function called
4688 instead of its name. Handle ObjC selectors for diagnostics at
4689 start of function. Select diagnostic text within the function
4690 using full sentences for diagnsotics. Use %qE to name functions
4692 (convert_arguments, build_modify_expr,
4693 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
4694 callers to convert_for_assignment.
4695 (warn_for_assignment): Remove.
4697 2004-10-08 Nick Clifton <nickc@redhat.com>
4699 * config/sh/symbian.c (symbian_possibly_export_base_class):
4700 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
4701 TYPE_CONTAINS_VPTR_P.
4703 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4705 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
4706 fixed registers form all_used_regs. Update call_really_used_regs.
4707 (CALL_REALLY_USED_REGISTERS): Define.
4708 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
4709 with call_really_used_regs.
4711 2004-10-08 Alan Modra <amodra@bigpond.net.au>
4713 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
4714 for -profile as well as -p and -pg.
4716 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
4718 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
4720 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4722 * tree-cfg.c (tree_block_forwards_to): Remove.
4723 * tree-flow.h: Remove the corresponding prototype.
4725 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4727 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
4728 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
4730 2004-10-07 Geoffrey Keating <geoffk@apple.com>
4733 * config/rs6000/rs6000.c (rs6000_generate_compare): When
4734 flag_trapping_math is in effect, don't generate subtract
4737 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
4739 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
4740 * config/s390/s390.c (s390_narrow_logical_operator): New function.
4741 (s390_extra_constraint_str): Add 'A' constraints.
4742 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
4743 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
4744 (CONSTRAINT_LEN): Likewise.
4745 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
4746 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
4747 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
4748 ("*iordi3"): Add OI alternative and splitter.
4749 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
4750 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
4751 ("*xordi3"): Add XI alternative and splitter.
4752 ("*xorsi3", "*xorhi3"): Likewise.
4754 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4756 * config/mips/mips.c (mips_function_rodata_section): New function.
4757 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
4759 2004-10-07 Devang Patel <dpatel@apple.com>
4761 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
4762 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
4763 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
4764 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
4765 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
4766 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
4767 UNSPEC_VCONDU_V16QI): New constant defines.
4768 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
4769 vconduv16qi): New patterns.
4770 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
4771 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
4772 (get_vec_cmp_insn): Same.
4773 (get_vsel_insn): Same.
4774 (rs6000_emit_vector_compare): Same.
4775 (rs6000_emit_vector_select): Same.
4776 (INSN_NOT_AVAILABLE): New.
4778 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
4780 PR tree-optimization/17749
4781 * tree-tailcall.c (find_tail_calls): Check that parameter is
4784 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4786 * config/ia64/ia64.c: Fix a comment typo.
4788 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4790 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
4792 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4795 * tree-inline.c (expand_call_inline): Do not warn for functions
4796 marked with attribute noinline.
4798 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4801 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
4802 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
4804 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
4805 of 0 as 4th argument to pass_by_reference.
4806 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
4808 2004-10-06 Eric Christopher <echristo@redhat.com>
4810 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
4813 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4816 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
4818 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
4820 PR rtl-optimization/17791
4821 * loop-doloop.c (doloop_modify): Take number of iterations as
4823 (doloop_optimize): Extend or shorten the number of iterations
4824 when changing mode of counter register.
4825 * loop-iv.c (lowpart_subreg): Export.
4826 * rtl.h (lowpart_subreg): Declare.
4828 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
4830 PR tree-optimization/17806
4831 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
4832 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
4833 flags moved to split_edge.
4835 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4838 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
4839 before tentatively building the conditional move sequence.
4841 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4844 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
4846 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
4847 function_arg_padding.
4849 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
4852 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
4854 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
4856 * hooks.c (hook_int_void_1, hook_void_int): Remove.
4857 * hooks.h: Remove the corresponding prototypes.
4859 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4862 * tree-nested.c (walk_stmt_info): Add changed field.
4863 (convert_nonlocal_reference): Set changed to when we
4864 change a decl to unnested decl.
4865 <case ADDR_EXPR>: Instead of checking if the immediate part
4866 of the ADDR_EXPR changed, check the field changed.
4867 Use recompute_tree_invarant_for_addr_expr instead of unsetting
4869 (convert_local_reference): Set changed to when we
4870 change a decl to unnested decl.
4871 <case ADDR_EXPR>: Instead of checking if the immediate part
4872 of the ADDR_EXPR changed, check the field changed.
4873 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
4875 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
4877 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
4878 * dwarf2out.c (dwarf2out_init): Remove references to
4879 DWARF2_GENERATE_TEXT_SECTION_LABEL.
4880 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
4881 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
4883 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
4885 * c-typeck.c (convert_arguments): Take expression for called
4886 function rather than its name. Handle ObjC selectors directly
4887 rather than relying on warn_for_assignment to do so. Call warning
4888 directly rather than warn_for_assignment. Use %qE in diagnostics.
4889 Say "argument" rather than "arg" in diagnostics.
4890 (build_function_call): Update call to convert_arguments.
4892 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4895 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
4896 ENUMs specially instead of just saying we do.
4898 2004-10-06 Eric Christopher <echristo@redhat.com>
4900 * dwarf2.h: Sync with include/elf/dwarf2.h
4902 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4904 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
4907 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4909 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
4910 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
4912 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4914 * lambda-code.c (compute_nest_using_fourier_motzkin): New
4916 (lambda_compute_auxillary_space): Split from here.
4918 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
4920 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
4921 * tree-flow.h: Add prototype.
4922 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
4923 expr_invariant_in_loop.
4925 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
4927 * tree-cfg.c (thread_jumps): Remove a duplicate check for
4930 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4932 * config/s390/s390-protos.h (s_imm_operand): Remove.
4933 (s390_pool_operand): Add prototype.
4934 * config/s390/s390.c (general_s_operand): Remove.
4935 (s_imm_operand): Remove.
4936 (s_operand): Merge contents of general_s_operand.
4937 (s390_pool_operand): New function.
4938 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
4939 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
4940 ("*cmpdi_ccu"): Merge Q->Q alternative.
4941 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
4942 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
4944 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
4945 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
4946 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
4948 2004-10-06 Steve Ellcey <sje@cup.hp.com>
4950 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
4951 call ia64_function_arg_boundary.
4952 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
4953 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
4954 (ia64_function_arg_advance): Do not put 128 bit floats into
4957 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4959 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
4960 Accept an expression instead of an arglist.
4961 (expand_builtin_stpcpy): Accept an expression instead of an
4964 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4967 * doc/install.texi (*-*-solaris2*): Mention potential problem
4968 with Sun assembler + GNU linker and C++ programs.
4969 Document status of binutils 2.15 release.
4971 2004-10-06 Jan Hubicka <jh@suse.cz>
4973 * cse.c (cse_main): Kill push/pop context.
4975 2004-10-05 Zack Weinberg <zack@codesourcery.com>
4977 * pretty-print.c: Include tree.h.
4978 (pp_base_prepare_to_format): New function, logic from
4979 text_specifies_location.
4980 (pp_base_format_text): Use gcc_assert.
4981 * pretty-print.h (pp_prepare_to_format): New macro.
4982 (pp_base_prepare_to_format): Prototype.
4983 * diagnostic.c (text_specifies_location): Delete.
4984 (bug_report_request): Delete.
4985 (diagnostic_set_info): Don't call text_specifies_location.
4986 (diagnostic_action_after_output): Put text from
4987 bug_report_request inline here. Use gcc_unreachable.
4988 (diagnostic_report_current_function): Fix comment.
4989 (diagnostic_report_diagnostic): Clarify logic for error recursion.
4990 Call pp_prepare_to_format before diagnostic_starter.
4991 (trim_filename): Use IS_DIR_SEPARATOR.
4992 (fatal_error, internal_error): Use gcc_unreachable.
4993 (error_recursion): Call diagnostic_action_after_output to
4994 issue the bug_report_request message and exit.
4995 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
4997 * c-parse.in: Add list of diagnostic messages to insulate
4998 translation template from version of yacc/bison used to
4999 compile the grammar.
5001 2004-10-06 Alan Modra <amodra@bigpond.net.au>
5004 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
5006 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5008 * basic-block.h: Remove the prototype for
5009 flow_preorder_transversal_compute.
5010 * cfganal.c (dfst_node): Remove.
5011 (flow_preorder_transversal_compute): Likewise.
5012 * rtl.h: Remove the prototype for get_jump_table_offset.
5013 * rtlanal.c (get_jump_table_offset): Remove.
5015 2004-10-05 Richard Henderson <rth@redhat.com>
5018 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
5020 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
5023 * Makefile.in: Stage the build directory too.
5025 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
5027 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
5029 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
5030 (frv_emit_move): Same.
5032 * config/frv/frv.c (frv_emit_move): New.
5033 (frv_legitimize_address): New.
5035 * config/frv/frv.md ("movsi"): Call frv_emit_move.
5042 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5044 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
5047 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5049 * c-decl.c (pushdecl): When an extern declaration at block scope
5050 refers to a visible entity with internal linkage, use the old DECL
5051 rather than the new one.
5053 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5055 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
5058 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5060 * tree-cfg.c (thread_jumps): Remove a duplicate check for
5063 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5065 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
5066 of FOR_BB_BETWEEN. Remove a useless check for unreachable
5069 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5071 * tree-cfg.c (cleanup_tree_cfg): Don't call
5072 delete_unreachable_blosk() after thread_jumps().
5073 (thread_jumps): Always remove basic blocks as they become
5076 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5078 * tree-cfg.c (cleanup_tree_cfg): Remove variable
5079 something_changed. Simplify the while loop.
5081 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5083 * builtins.c (expand_builtin_memmove): Delete duplicate code
5084 and accept a tree type for the result.
5085 (expand_builtin_bcopy): Accept a tree type for the result.
5086 (fold_builtin_memmove): Accept an arglist and tree type for
5089 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
5091 * config/s390/s390.c (s390_dump_pool): Remove return value.
5092 Use gen_pool_align, gen_pool_section_start/end instead of
5093 gen_pool_start/end_31/64.
5094 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
5095 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
5096 ("pool_start_31", "pool_end_31"): Remove.
5097 ("pool_start_64", "pool_end_64"): Likewise.
5098 ("pool_align", "pool_section_start", "pool_section_end": New insns.
5100 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
5101 (TARGET_CANNOT_COPY_INSN_P): Define.
5102 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
5103 (struct constant_pool): New member 'execute'.
5104 (s390_add_execute, s390_find_execute): New functions.
5105 (s390_execute_label, s390_execute_target): Likewise.
5106 (s390_dump_pool): Output in-pool execute target templates.
5107 (s390_dump_execute): New function.
5108 (s390_alloc_pool, s390_free_pool): Handle execute templates.
5109 (s390_mainpool_start, s390_mainpool_finish): Likewise.
5110 (s390_chunkify_start, s390_chunkify_finish): Likewise.
5111 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
5112 ("*execute"): New insn pattern.
5113 ("movmem_short", "*movmem_short"): Use splitters to generate
5114 explicit execute pattern, remove embedded execute.
5115 ("clrmem_short", "*clrmem_short"): Likewise.
5116 ("cmpmem_short", "*cmpmem_short"): Likewise.
5118 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
5120 * tree-ssa.c (verify_ssa): Verify phi arguments only
5121 contain renamed names.
5123 2004-10-05 Alan Modra <amodra@bigpond.net.au>
5125 * config/rs6000/linux.h: Formatting, whitespace.
5126 * config/rs6000/linux64.h: Likewise.
5127 * config/rs6000/rs6000-protos.h: Likewise.
5128 * config/rs6000/rs6000.c: Likewise.
5129 (easy_vector_splat_const): Add fall thru comments.
5130 (output_vec_const_move): Likewise.
5132 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
5134 * Makefile.in: Update -Wno-error exceptions for move to build dir.
5136 2004-10-05 Chao-Ying Fu <fu@mips.com>
5137 Richard Sandiford <rsandifo@redhat.com>
5139 * doc/invoke.texi (-mpaired-single): Link to the new description of the
5140 built-in functions. Document dependencies.
5141 (-mips3d): Add link here too.
5142 * doc/extend.texi (MIPS Paired-Single Support): New section.
5144 2004-10-04 Chao-ying Fu <fu@mips.com>
5146 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
5148 2004-10-04 Diego Novillo <dnovillo@redhat.com>
5150 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
5151 Initialize OPT_STATS to 0.
5153 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
5155 * tree-data-ref.c: Fix comment typos.
5157 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
5159 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
5160 the predicate cannot be computed, don't initialize the result to
5163 2004-10-01 Eric Christopher <echristo@redhat.com>
5165 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
5166 locally defined enum.
5167 * dwarf2out.c (add_calling_convention_attribute): Don't
5170 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
5172 PR c/17178, PR c/17820
5173 * c-decl.c (pop_scope): Do not warn about unused static
5174 variables as they warned in the middle-end.
5176 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5178 * builtins.c (expand_builtin_memcpy): Delete duplicate code
5179 and make the first parameter the expression not the arglist.
5181 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
5183 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
5184 as valid modes to expand address expressions.
5186 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
5188 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
5189 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
5190 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
5191 code formatting conventions.
5193 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
5195 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
5197 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
5199 PR tree-optimization/16632
5200 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
5201 fold (A & C) == D into 0, fold ~C. Similarly, for the case
5202 where | is used instead of &.
5204 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
5206 * ginclude/stddef.h: Fix a comment typo.
5208 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5211 * config.gcc (i?86-*-solaris2*): Restore correct logic
5212 for --enable-threads option.
5213 (sparc64-*-solaris2*): Likewise.
5214 (sparc-*-solaris2*): Likewise.
5216 2004-10-03 Alan Modra <amodra@bigpond.net.au>
5218 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
5219 (OS_MISSING_POWERPC64): Move, and comment.
5220 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
5221 (OS_MISSING_POWERPC64): Move, and comment.
5223 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
5225 * arm.c (output_call_mem): Add missing \t.
5227 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5229 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
5230 expand_builtin_strncmp): Delete duplicate code.
5232 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
5234 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
5235 take check-base and -limit arguments.
5236 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
5237 check ranges for ARRAY_REF and COMPONENT_REF.
5238 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
5241 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
5243 * c-objc-common.c (c_tree_printer): Correct description of %E.
5244 Don't fall through after printing an expression.
5246 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
5248 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
5250 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
5252 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
5253 delete_unrechable_blocks() only when necessary.
5255 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
5257 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
5258 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
5259 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
5260 __gthread_recursive_mutex_unlock): New functions.
5262 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
5264 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
5265 * config/s390/tpf-eh.c: Remove file.
5266 * config/s390/tpf-unwind.h: New file.
5267 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
5268 (MD_UNWIND_SUPPORT): Define.
5270 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
5272 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
5274 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
5276 * config/s390/s390-protos.h (s390_comparison): Add prototype.
5277 * config/s390/s390.c (s390_comparison): New function.
5278 (s390_branch_condition_mask): Return -1 for invalid comparisons.
5279 (s390_branch_condition_mnemonic): Assert valid comparison.
5280 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
5281 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
5282 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
5283 s390_comparison instead of comparison_operator.
5285 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
5286 ("cmpmemdi"): Remove.
5287 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
5288 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
5289 ("cmpint_si"): Rename to ...
5290 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
5291 ("cmpint_di", "*cmpint_di"): Likewise.
5292 * config/s390/s390.c (s390_canonicalize_comparison): Remove
5293 redundant UNSPEC_CMPINT conversions.
5294 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
5296 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
5298 * collect2.c (COLLECT_PARSE_FLAG): Remove.
5299 (main): Remove a reference to COLLECT_PARSE_FLAG
5300 * system.h: Poison COLLECT_PARSE_FLAG.
5301 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
5303 2004-10-01 Paul Brook <paul@codesourcery.com>
5305 * config/arm/crti.asm: Give _init and _fini function type.
5307 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
5309 * common.opt (ftree-loop-ivcanon): Enable by default.
5310 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5311 Enable complete loop unrolling.
5312 (canonicalize_induction_variables, tree_unroll_loops_completely):
5315 2004-10-01 Paul Brook <paul@codesourcery.com>
5317 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
5318 not register number.
5319 (thumb_find_work_register): Search full register range.
5321 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
5324 * tree-cfg.c (group_case_labels): Get the label and not
5325 the case expr for the default case.
5326 When the label we looking at is the default, decrement the
5329 2004-10-01 Jan Hubicka <jh@suse.cz>
5331 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
5332 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5333 * toplev.h (tree_rest_of_compilation): Update prototype.
5334 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
5336 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
5338 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
5339 cleanup_control_flow() out of the while loop.
5341 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
5343 * tree-vectorizer.c (vectorizable_operation): Fail unless
5344 the mode for the vector type is indeed a vector mode.
5346 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
5348 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
5349 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
5351 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5352 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
5353 follow_ssa_edge_in_rhs): Ditto.
5354 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
5355 (dump_iv): Dump base_object.
5356 (dump_use, dump_cand): Use dump_iv.
5357 (determine_base_object): New function.
5358 (alloc_iv): Initialize base_object field.
5359 (record_use): Clear the ssa_name field of iv.
5360 (get_computation_cost_at): Do not use difference of addresses of
5361 two different objects.
5362 (may_eliminate_iv): Do not require the loop to have just single exit.
5363 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
5364 (nonzero_p): New function.
5365 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
5366 tree_simplify_using_condition, simplify_using_initial_conditions,
5367 loop_niter_by_eval, find_loop_niter_by_eval,
5368 estimate_numbers_of_iterations_loop, compare_trees,
5369 upper_bound_in_type, lower_bound_in_type,
5370 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
5371 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
5372 instead of integer_(non)zerop.
5374 2004-10-01 Jakub Jelinek <jakub@redhat.com>
5377 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5379 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5380 and TI_VA_LIST_FPR_COUNTER_FIELD.
5381 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5382 * tree-pass.h (pass_stdarg): Add.
5383 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5384 * tree-stdarg.c: New file.
5385 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5386 (tree-stdarg.o): Add dependencies.
5387 * function.h (struct function): Add va_list_gpr_size and
5388 va_list_fpr_size fields.
5389 * function.c (allocate_struct_function): Initialize them.
5391 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5392 va_list_{g,f}pr_counter_field.
5393 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5394 area will not be used. Only save registers that tree-stdarg.c
5395 detected they need saving.
5396 (ix86_va_start): Don't set up fields that won't be used.
5398 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5399 va_list_{g,f}pr_counter_field.
5400 (setup_incoming_varargs): Don't do anything if reg_save
5401 area will not be used. Only save registers that tree-stdarg.c
5402 detected they need saving.
5403 (rs6000_va_start): Don't set up fields that won't be used.
5405 2004-09-30 Eric Christopher <echristo@redhat.com>
5407 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
5409 * dwarf2out.c (add_calling_convention_attribute): New function.
5410 (gen_subroutine_type_die): Use.
5411 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
5412 * target.h (gcc_target): Add dwarf_calling_convention.
5413 * hooks.c (hook_int_tree_0): New function.
5414 * hooks.h: Prototype.
5415 * config/sh/sh.c: Include dwarf2.h.
5416 (sh_dwarf_calling_convention): New function.
5417 (TARGET_DWARF_CALLING_CONVENTION): Use.
5418 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
5420 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5422 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
5423 expand_builtin_strrchr, expand_builtin_strpbrk,
5424 expand_builtin_strncat, expand_builtin_strspn,
5425 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
5428 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5430 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
5432 (s390_logical_operator_ok_p): Likewise.
5433 * config/s390/s390.c (s390_expand_logical_operator): New function.
5434 (s390_logical_operator_ok_p): Likewise.
5435 * config/s390/s390.md ("anddi3"): New expander.
5436 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
5437 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
5438 ("andsi3"): Use s390_expand_logical_operator.
5439 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
5440 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
5441 ("andhi3"): New expander.
5442 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
5443 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
5444 ("andqi3"): New expander.
5445 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
5446 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
5447 ("iordi3"): New expander.
5448 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
5449 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
5450 ("iorsi3"): Use s390_expand_logical_operator.
5451 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
5452 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
5453 ("iorhi3"): New expiorer.
5454 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
5455 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
5456 ("iorqi3"): New expiorer.
5457 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
5458 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
5459 ("xordi3"): New expander.
5460 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
5461 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
5462 ("xorsi3"): New expander.
5463 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
5464 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
5465 ("xorhi3"): New expander.
5466 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
5467 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
5468 ("xorqi3"): New expander.
5469 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
5470 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
5472 2004-09-30 Roger Sayle <roger@eyesopen.com>
5474 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
5475 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
5476 machine mode as the result.
5478 2004-09-30 Ben Elliston <bje@au.ibm.com>
5481 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
5482 FOR_EACH_EDGE macros.
5484 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
5486 * c-tree.h (readonly_error): Remove.
5487 * c-typeck (enum lvalue_use): New.
5488 (lvalue_or_else, readonly_error): Use it. All callers changed.
5489 (readonly_error): Make static.
5491 2004-09-30 Jan Hubicka <jh@suse.cz>
5494 * cfgrtl.c (try_redirect_by_replacing_jump,
5495 force_nonfallthru_and_redirect, commit_one_edge_insertion,
5496 cfg_layout_merge_blocks): Do not attach any line number information
5497 to newly inserted instructions.
5498 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
5500 (emit_*insn_before, emit_insn*_after): New.
5501 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
5503 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
5504 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
5506 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5508 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
5509 (s390_return_address_offset): Remove.
5510 (s390_can_eliminate): Add prototype.
5511 (s390_initial_elimination_offset): Add prototype.
5512 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
5513 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
5514 * config/s390/s390.c (s390_arg_frame_offset): Remove.
5515 (s390_return_address_offset): Remove.
5516 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
5517 (struct machine_function): New member split_branches_pending_p.
5518 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
5519 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
5520 (s390_optimize_prologue): Remove base_used argument. Call
5521 s390_update_frame_layout instead of s390_register_info. Handle
5522 prologue/epilogue insns that touch only RETURN_REGNUM.
5523 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
5524 (s390_register_info): Remove base_used and return_addr_used
5525 arguments, compute special register usage inline. Return live
5526 register data to caller.
5527 (s390_frame_info): Remove arguments, do not call s390_register_info.
5528 (s390_init_frame_layout): New function.
5529 (s390_update_frame_layout): Likewise.
5530 (s390_emit_prologue): Call s390_update_frame_layout; some code
5531 move to there. Do not emit pool placeholder insn if unnecessary.
5533 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5535 * config/s390/s390.c (legitimate_reload_constant_p): Remove
5536 floating point constant workaround.
5537 (s390_secondary_input_reload_class): Handle PLUS reloads
5538 with too-large constant.
5539 (s390_expand_plus_operand): Likewise.
5540 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
5541 ("movsi"): Likewise. Also, remove workaround for non-general
5543 ("movdf"): Do not call force_const_mem.
5544 ("movsf"): Likewise. Merge expander with *movsf insn.
5545 ("*movsf"): Remove, merge with movsf expander.
5547 2004-09-30 Paul Brook <paul@codesourcery.com>
5549 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
5550 (ENDFILE_SPEC): Define.
5551 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
5553 2004-09-30 Richard Henderson <rth@redhat.com>
5555 * config/alpha/qrnnd.asm: Mark for noexecstack.
5557 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
5559 * protoize.c, tree-cfg.c: Fix comment typos.
5561 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
5564 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
5566 2004-09-30 Diego Novillo <dnovillo@redhat.com>
5568 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
5570 (add_pointed_to_expr): ... here.
5571 Call add_pointed_to_expr for variables with DECL_INITIAL set.
5572 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
5573 pointer variable, if set.
5575 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
5577 * config/sh/sh.c: Follow spelling conventions.
5579 2004-09-29 Richard Henderson <rth@redhat.com>
5581 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
5582 * doc/tm.texi (DWARF_ZERO_REG): New.
5584 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
5585 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
5586 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
5588 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
5590 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
5591 with a PLUS as source operand.
5592 (expand_movstr): Likewise.
5593 (expand_builtin_stpcpy): Likewise.
5595 2004-09-29 Richard Henderson <rth@redhat.com>
5598 * tree-gimple.c (is_gimple_reg): Reject hard registers.
5599 (is_gimple_asm_val): New.
5600 * tree-gimple.h (is_gimple_asm_val): Declare.
5601 * gimplify.c (gimplify_asm_expr): Use it.
5602 * tree-pretty-print.c (print_declaration): Dump hard regs.
5603 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
5604 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5605 * tree-ssa-pre.c (is_undefined_value): Likewise.
5606 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5607 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
5608 * tree-ssa.c (warn_uninit): Likewise.
5609 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
5611 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
5613 * c-decl.c (merge_decls): Use comptype when comparing
5614 types to decide on DECL_SIZE save of olddecl.
5616 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
5618 * tree.h (INDIRECT_REF_P): New macro.
5619 * alias.c (get_alias_set): Use it
5620 (nonoverlapping_memrefs_p): Ditto.
5621 * emit-rtl.c (mem_expr_equal_p): Ditto.
5622 (set_mem_attributes_minus_bitpos): Ditto.
5623 (is_gimple_addressable): Ditto.
5624 (get_base_address): Ditto.
5625 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
5626 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
5627 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
5628 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
5629 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
5630 (add_address_candidates): Ditto.
5631 (rewrite_address_base): Ditto.
5633 2004-09-30 Ben Elliston <bje@au.ibm.com>
5635 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
5636 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
5637 (rewrite_ssa_into_ssa): Likewise.
5638 * tree-phinodes.c (create_phi_node): Access the number of
5639 predecessor edges using EDGE_COUNT() and not num_preds.
5641 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
5644 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
5646 2004-09-29 Eric Christopher <echristo@redhat.com>
5648 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
5650 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
5652 * config/cris/cris.md (moverside, movemside): With MEM, make sure
5653 the address is (plus reg mem).
5655 2004-09-29 David Edelsohn <edelsohn@gnu.org>
5657 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
5659 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
5661 * tree.c (make_node_stat): Fix uninitialized warning. Replace
5662 cascaded if ... else if with a switch.
5664 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5666 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
5668 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5670 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5671 and TI_VA_LIST_FPR_COUNTER_FIELD.
5672 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5673 * tree-pass.h (pass_stdarg): Add.
5674 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5675 * tree-stdarg.c: New file.
5676 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5677 (tree-stdarg.o): Add dependencies.
5678 * function.h (struct function): Add va_list_gpr_size and
5679 va_list_fpr_size fields.
5680 * function.c (allocate_struct_function): Initialize them.
5682 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5683 va_list_{g,f}pr_counter_field.
5684 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5685 area will not be used. Only save registers that tree-stdarg.c
5686 detected they need saving.
5687 (ix86_va_start): Don't set up fields that won't be used.
5689 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5690 va_list_{g,f}pr_counter_field.
5691 (setup_incoming_varargs): Don't do anything if reg_save
5692 area will not be used. Only save registers that tree-stdarg.c
5693 detected they need saving.
5694 (rs6000_va_start): Don't set up fields that won't be used.
5696 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5698 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
5699 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
5700 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
5701 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
5702 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
5703 ATTR_NONNULL_1_4): New.
5705 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5707 PR tree-optimization/17697
5708 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
5711 2004-09-28 Per Bothner <per@bothner.com>
5713 * profile.c (branch_prob): Pass correct value to output_location,
5714 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
5716 2004-09-28 Richard Henderson <rth@redhat.com>
5719 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
5720 * tree-flow.h (may_propagate_copy_into_asm): Declare.
5721 * tree-ssa-ccp.c (replace_uses_in): Use it.
5722 * tree-ssa-dom.c (cprop_operand): Likewise.
5724 2004-09-28 Jeff Law <law@redhat.com>
5726 * tree-ssa-threadupdate.c (create_block_for_threading): Request
5727 that no outgoing edges be left in the duplicate block. Do no
5728 update information on outgoing edges or PHI nodes in target
5730 (remove_ctrl_stmt_and_useless_edges): Renamed from
5731 remove_last_stmt_and_useless_edges. Handle case where the
5732 block is empty or has no control statements. Do not update edge
5734 (thread_block): Create a template block rather than copying the
5735 original block every time. Create outgoing edges from the
5736 duplicate blocks and update PHIs at the target of the outgoing
5737 edges here. Fix edge flags for the original block if necessary.
5738 * cfghooks (duplicate_block): No longer assert that the original
5739 block has incoming edges.
5741 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
5743 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
5744 Reg Vars to enforce register allocation with general constraints.
5745 (Explicit Reg Vars): Clarify relation to asm statements.
5746 (Local Reg Vars): Similar.
5748 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
5750 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
5751 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
5752 build_control_flow, new_edge): Remove.
5753 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
5754 (bitlst, bitlst_table_last, bitlst_table): Remove.
5755 (bblst): Store basic_block pointer instead of block index.
5756 (bblst_table): Likewise.
5757 (edgelst): Store edge pointer instead of edge index.
5758 (edgelst_table, edgelst_last): New variables.
5759 (extract_bitlst): Rename to ...
5760 (extract_edgelst): ... this. Return edge pointers, not indices.
5761 (split_edges): Update call.
5762 (rgn_edges): Store edge pointers instead of indices.
5763 (edge_to_bit): Remove.
5764 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
5765 (SET_EDGE_TO_BIT): New macro.
5766 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
5767 (find_rgns): Remove edge_list parameter. Traverse standard CFG
5768 data structures instead of haifa_edge et al. Use edge pointers
5769 instead of edge indices everywhere.
5770 (compute_dom_prob_ps): Use standard CFG data structures. Account
5772 (compute_trg_info): Likewise.
5773 (propagate_deps): Likewise.
5774 (debug_candidate): Account for bblst data structure change.
5775 (check_live_1, update_live_1, is_pfree): Likewise.
5776 (IS_REACHABLE): Use standard CFG data structures.
5777 (init_ready_list): Update bblst_table/edgelst_table allocation.
5778 (schedule_region): Update alloc/cleanup code to data structure
5779 changes. Use edge->aux to store per-region edge index.
5780 (init_regions): No longer call build_control_flow. Do not
5781 create edge list any more.
5783 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
5785 * cse.c (cse_insn): Avoid creating direct non-local jumps.
5786 * combine.c (can_combine_p): Likewise.
5787 * local-alloc. (update_equiv_regs): Likewise.
5789 2004-09-28 Richard Henderson <rth@redhat.com>
5792 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
5793 Don't check VOIDmode here. Force PLUS operands to common type.
5794 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
5795 Pmode if given a non pointer type.
5797 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5800 * optabs.c (expand_binop): Force constants to the correct mode.
5802 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
5804 * config/s390/s390.c (s390_adjust_cost): Remove.
5805 (TARGET_SCHED_ADJUST_COST): Do not redefine.
5806 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
5807 * config/s390/s390.md ("main_pool"): Use "larl" type
5808 attribute if TARGET_CPU_ZARCH.
5810 2004-09-28 Jakub Jelinek <jakub@redhat.com>
5812 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
5815 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5817 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
5820 2004-09-28 Steven Bosscher <stevenb@suse.de>
5822 * common.opt (flag_gcse_sm): Disable by default.
5823 (flag_gcse_las): Likewise.
5824 (flag_web): Likewise. Create from this file.
5825 * flags.h: Remove flag_web declaration.
5826 * toplev.c (flag_web): Likewise.
5827 (process_options): Never set flag_web.
5829 2004-09-28 Steven Bosscher <stevenb@suse.de>
5831 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
5832 * tree-ssa-propagate.c: Include vec.h.
5833 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
5835 (cfg_blocks_add): Assert the block is not already in the worklist.
5836 Update uses of interesting_ssa_edges and varying_ssa_edges.
5837 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
5838 ssa_propagate): Likewise.
5840 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
5843 * c-decl.c (start_decl): Check for initializing incomplete array
5845 (build_compound_literal): Check for TYPE being error_mark_node.
5846 * c-parse.in (primary): Check for VLA compound literals.
5848 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5850 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
5851 with --disable-checking.
5853 2004-09-28 Devang Patel <dpatel@apple.com>
5855 * tree-pretty-print.c (dump_generic_node): Print vector types.
5857 2004-09-28 Nick Clifton <nickc@redhat.com>
5859 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
5860 invocation of the function sh_init_cumulative_args.
5861 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
5862 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
5863 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
5864 * config/sh/sh.c (sh_init_cumulative_args): New function based
5865 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
5866 heuristic added to determine the setting of force_mem when a
5867 library function is being called.
5869 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5871 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
5872 Skip constant arguments.
5874 2004-09-28 Diego Novillo <dnovillo@redhat.com>
5876 * tree-ssa-alias.c (create_name_tags): If PTR points to a
5877 volatile type, mark the tag volatile.
5878 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
5881 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
5883 * tree.def (vec_cond_expr): Fix. Change 'e'
5886 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
5888 * basic-block.h: Fix a comment typo.
5890 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
5892 * optabs.c, optabs.h: Fix comment typos.
5894 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
5896 * config/sparc/sparc.md (call_address_struct_value_sp32):
5897 Properly mask the immediate field of the 'unimp' instruction.
5898 (call_symbolic_struct_value_sp32): Likewise.
5900 2004-09-28 Ben Elliston <bje@au.ibm.com>
5901 Steven Bosscher <stevenb@suse.de>
5902 Andrew Pinski <pinskia@physics.uc.edu>
5904 Merge from edge-vector-branch:
5905 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
5906 (struct edge_def): Remove pred_next, succ_next members.
5907 (struct basic_block_def): Remove pred, succ members. Add preds
5908 and succs members of type VEC(edge).
5909 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
5910 (BRANCH_EDGE): Likewise.
5911 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
5912 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
5913 (edge_iterator): New.
5914 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
5915 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
5916 (FOR_EACH_EDGE): New.
5917 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
5919 (rotate_loop): Likewise.
5920 (find_traces_1_route): Likewise.
5921 (bb_to_key): Likewise.
5922 (connect_traces): Likewise.
5923 (copy_bb_p): Likewise.
5924 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
5925 (add_labels_and_missing_jumps): Likewise.
5926 (fix_up_fall_thru_edges): Likewise.
5927 (find_jump_block): Likewise.
5928 (fix_crossing_conditional_branches): Likewise.
5929 (fix_crossing_unconditional_branches): Likewise.
5930 (add_reg_crossing_jump_notes): Likewise.
5931 * bt-load.c (augment_live_range): Likewise.
5932 * cfg.c (clear_edges): Likewise.
5933 (unchecked_make_edge): Likewise.
5934 (cached_make_edge): Likewise.
5935 (make_single_succ_edge): Likewise.
5936 (remove_edge): Likewise.
5937 (redirect_edge_succ_nodup): Likewise.
5938 (check_bb_profile): Likewise.
5939 (dump_flow_info): Likewise.
5940 (alloc_aux_for_edges): Likewise.
5941 (clear_aux_for_edges): Likewise.
5942 (dump_cfg_bb_info): Likewise.
5943 * cfganal.c (forwarder_block_p): Likewise.
5944 (can_fallthru): Likewise.
5945 (could_fall_through): Likewise.
5946 (mark_dfs_back_edges): Likewise.
5947 (set_edge_can_fallthru_flag): Likewise.
5948 (find_unreachable_blocks): Likewise.
5949 (create_edge_list): Likewise.
5950 (verify_edge_list): Likewise.
5951 (add_noreturn_fake_exit_edges): Likewise.
5952 (connect_infinite_loops_to_exit): Likewise.
5953 (flow_reverse_top_sort_order_compute): Likewise.
5954 (flow_depth_first_order_compute): Likewise.
5955 (flow_preorder_transversal_compute): Likewise.
5956 (flow_dfs_compute_reverse_execute): Likewise.
5957 (dfs_enumerate_from): Likewise.
5958 (compute_dominance_frontiers_1): Likewise.
5959 * cfgbuild.c (make_edges): Likewise.
5960 (compute_outgoing_frequencies): Likewise.
5961 (find_many_sub_basic_blocks): Likewise.
5962 (find_sub_basic_blocks): Likewise.
5963 * cfgcleanup.c (try_simplify_condjump): Likewise.
5964 (thread_jump): Likewise.
5965 (try_forward_edges): Likewise.
5966 (merge_blocks_move): Likewise.
5967 (outgoing_edges_match): Likewise.
5968 (try_crossjump_to_edge): Likewise.
5969 (try_crossjump_bb): Likewise.
5970 (try_optimize_cfg): Likewise.
5971 (merge_seq_blocks): Likewise.
5972 * cfgexpand.c (expand_gimple_tailcall): Likewise.
5973 (expand_gimple_basic_block): Likewise.
5974 (construct_init_block): Likewise.
5975 (construct_exit_block): Likewise.
5976 * cfghooks.c (verify_flow_info): Likewise.
5977 (dump_bb): Likewise.
5978 (delete_basic_block): Likewise.
5979 (split_edge): Likewise.
5980 (merge_blocks): Likewise.
5981 (make_forwarder_block): Likewise.
5982 (tidy_fallthru_edges): Likewise.
5983 (can_duplicate_block_p): Likewise.
5984 (duplicate_block): Likewise.
5985 * cfglayout.c (fixup_reorder_chain): Likewise.
5986 (fixup_fallthru_exit_predecessor): Likewise.
5987 (can_copy_bbs_p): Likewise.
5988 (copy_bbs): Likewise.
5989 * cfgloop.c (flow_loops_cfg_dump): Likewise.
5990 (flow_loop_entry_edges_find): Likewise.
5991 (flow_loop_exit_edges_find): Likewise.
5992 (flow_loop_nodes_find): Likewise.
5993 (mark_single_exit_loops): Likewise.
5994 (flow_loop_pre_header_scan): Likewise.
5995 (flow_loop_pre_header_find): Likewise.
5996 (update_latch_info): Likewise.
5997 (canonicalize_loop_headers): Likewise.
5998 (flow_loops_find): Likewise.
5999 (get_loop_body_in_bfs_order): Likewise.
6000 (get_loop_exit_edges): Likewise.
6001 (num_loop_branches): Likewise.
6002 (verify_loop_structure): Likewise.
6003 (loop_latch_edge): Likewise.
6004 (loop_preheader_edge): Likewise.
6005 * cfgloopanal.c (mark_irreducible_loops): Likewise.
6006 (expected_loop_iterations): Likewise.
6007 * cfgloopmanip.c (remove_bbs): Likewise.
6008 (fix_bb_placement): Likewise.
6009 (fix_irreducible_loops): Likewise.
6010 (remove_path): Likewise.
6011 (scale_bbs_frequencies): Likewise.
6012 (loopify): Likewise.
6014 (fix_loop_placement): Likewise.
6015 (loop_delete_branch_edge): Likewise.
6016 (duplicate_loop_to_header_edge): Likewise.
6017 (mfb_keep_just): Likewise.
6018 (create_preheader): Likewise.
6019 (force_single_succ_latches): Likewise.
6020 (loop_split_edge_with): Likewise.
6021 (create_loop_notes): Likewise.
6022 * cfgrtl.c (rtl_split_block): Likewise.
6023 (rtl_merge_blocks): Likewise.
6024 (rtl_can_merge_blocks): Likewise.
6025 (try_redirect_by_replacing_jump): Likewise.
6026 (force_nonfallthru_and_redirect): Likewise.
6027 (rtl_tidy_fallthru_edge): Likewise.
6028 (commit_one_edge_insertion): Likewise.
6029 (commit_edge_insertions): Likewise.
6030 (commit_edge_insertions_watch_calls): Likewise.
6031 (rtl_verify_flow_info_1): Likewise.
6032 (rtl_verify_flow_info): Likewise.
6033 (purge_dead_edges): Likewise.
6034 (cfg_layout_redirect_edge_and_branch): Likewise.
6035 (cfg_layout_can_merge_blocks_p): Likewise.
6036 (rtl_flow_call_edges_add): Likewise.
6037 * cse.c (cse_cc_succs): Likewise.
6038 * df.c (hybrid_search): Likewise.
6039 * dominance.c (calc_dfs_tree_nonrec): Likewise.
6040 (calc_dfs_tree): Likewise.
6041 (calc_idoms): Likewise.
6042 (recount_dominator): Likewise.
6043 * domwalk.c (walk_dominator_tree): Likewise.
6044 * except.c (emit_to_new_bb_before): Likewise.
6045 (connect_post_landing_pads): Likewise.
6046 (sjlj_emit_function_enter): Likewise.
6047 (sjlj_emit_function_exit): Likewise.
6048 (finish_eh_generation): Likewise.
6049 * final.c (compute_alignments): Likewise.
6050 * flow.c (calculate_global_regs_live): Likewise.
6051 (initialize_uninitialized_subregs): Likewise.
6052 (init_propagate_block_info): Likewise.
6053 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6054 * gcse.c (find_implicit_sets): Likewise.
6055 (bypass_block): Likewise.
6056 (bypass_conditional_jumps): Likewise.
6057 (compute_pre_data): Likewise.
6058 (insert_insn_end_bb): Likewise.
6059 (insert_store): Likewise.
6060 (remove_reachable_equiv_notes): Likewise.
6061 * global.c (global_conflicts): Likewise.
6062 (calculate_reg_pav): Likewise.
6063 * graph.c (print_rtl_graph_with_bb): Likewise.
6064 * ifcvt.c (mark_loop_exit_edges): Likewise.
6065 (merge_if_block): Likewise.
6066 (find_if_header): Likewise.
6067 (block_jumps_and_fallthru_p): Likewise.
6068 (find_if_block): Likewise.
6069 (find_cond_trap): Likewise.
6070 (block_has_only_trap): Likewise.
6071 (find_if_case1): Likewise.
6072 (find_if_case_2): Likewise.
6073 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
6074 (perfect_nestify): Likewise.
6075 * lcm.c (compute_antinout_edge): Likewise.
6076 (compute_laterin): Likewise.
6077 (compute_available): Likewise.
6078 (compute_nearerout): Likewise.
6079 * loop-doloop.c (doloop_modify): Likewise.
6080 * loop-init.c (loop_optimizer_init): Likewise.
6081 * loop-invariant.c (find_exits): Likewise.
6082 * loop-iv.c (simplify_using_initial_values): Likewise.
6083 (check_simple_exit): Likewise.
6084 (find_simple_exit): Likewise.
6085 * loop-unroll.c (peel_loop_completely): Likewise.
6086 (unroll_loop_constant_iterations): Likewise.
6087 (unroll_loop_runtime_iterations): Likewise.
6088 * loop-unswitch.c (may_unswitch_on): Likewise.
6089 (unswitch_loop): Likewise.
6090 * modulo-sched.c (generate_prolog_epilog): Likewise.
6091 (sms_schedule): Likewise.
6092 * postreload-gcse.c (eliminate_partially_redundant_load):
6094 * predict.c (can_predict_insn_p): Likewise.
6095 (set_even_probabilities): Likewise.
6096 (combine_predictions_for_bb): Likewise.
6097 (predict_loops): Likewise.
6098 (estimate_probability): Likewise.
6099 (tree_predict_by_opcode): Likewise.
6100 (tree_estimate_probability): Likewise.
6101 (last_basic_block_p): Likewise.
6102 (propagate_freq): Likewise.
6103 (estimate_loops_at_level): Likewise.
6104 (estimate_bb_frequencies): Likewise.
6105 * profile.c (instrument_edges): Likewise.
6106 (get_exec_counts): Likewise.
6107 (compute_branch_probabilities): Likewise.
6108 (branch_prob): Likewise.
6109 * ra-build.c (live_in): Likewise.
6110 * ra-rewrite.c (rewrite_program2): Likewise.
6111 * ra.c (reg_alloc): Likewise.
6112 * reg-stack.c (reg_to_stack): Likewise.
6113 (convert_regs_entry): Likewise.
6114 (compensate_edge): Likewise.
6115 (convert_regs_1): Likewise,
6116 (convert_regs_2): Likewise.
6117 (convert_regs): Likewise.
6118 * regrename.c (copyprop_hardreg_forward): Likewise.
6119 * reload1.c (fixup_abnormal_edges): Likewise.
6120 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
6121 (sbitmap_insersection_of_preds): Likewise.
6122 (sbitmap_union_of_succs): Likewise.
6123 (sbitmap_union_of_preds): Likewise.
6124 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
6125 (fix_basic_block_boundaries): Likewise.
6126 (sched_ebbs): Likewise.
6127 * sched-rgn.c (build_control_flow): Likewise.
6128 (find_rgns): Likewise.
6129 * tracer.c (find_best_successor): Likewise.
6130 (find_best_predecessor): Likewise.
6131 (tail_duplicate): Likewise.
6132 * tree-cfg.c (make_edges): Likewise.
6133 (make_ctrl_stmt_edges): Likewise.
6134 (make_goto_expr_edges): Likewise.
6135 (tree_can_merge_blocks_p): Likewise.
6136 (tree_merge_blocks): Likewise.
6137 (cfg_remove_useless_stmts_bb): Likewise.
6138 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6139 (tree_block_forwards_to): Likewise.
6140 (cleanup_control_expr_graph): Likewise.
6141 (find_taken_edge): Likewise.
6142 (dump_cfg_stats): Likewise.
6143 (tree_cfg2vcg): Likewise.
6144 (disband_implicit_edges): Likewise.
6145 (tree_find_edge_insert_loc): Likewise.
6146 (bsi_commit_edge_inserts): Likewise.
6147 (tree_split_edge): Likewise.
6148 (tree_verify_flow_info): Likewise.
6149 (tree_make_forwarder_block): Likewise.
6150 (tree_forwarder_block_p): Likewise.
6151 (thread_jumps): Likewise.
6152 (tree_try_redirect_by_replacing_jump): Likewise.
6153 (tree_split_block): Likewise.
6154 (add_phi_args_after_copy_bb): Likewise.
6155 (rewrite_to_new_ssa_names_bb): Likewise.
6156 (dump_function_to_file): Likewise.
6157 (print_pred_bbs): Likewise.
6158 (print_loop): Likewise.
6159 (tree_flow_call_edges_add): Likewise.
6160 (split_critical_edges): Likewise.
6161 (execute_warn_function_return): Likewise.
6162 (extract_true_false_edges_from_block): Likewise.
6163 * tree-if-conv.c (tree_if_conversion): Likewise.
6164 (if_convertable_bb_p): Likewise.
6165 (find_phi_replacement_condition): Likewise.
6166 (combine_blocks): Likewise.
6167 * tree-into-ssa.c (compute_global_livein): Likewise.
6168 (ssa_mark_phi_uses): Likewise.
6169 (ssa_rewrite_initialize_block): Likewise.
6170 (rewrite_add_phi_arguments): Likewise.
6171 (ssa_rewrite_phi_arguments): Likewise.
6172 (insert_phi_nodes_for): Likewise.
6173 (rewrite_into_ssa): Likewise.
6174 (rewrite_ssa_into_ssa): Likewise.
6175 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
6176 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
6177 (rewrite_trees): Likewise.
6178 * tree-pretty-print.c (dump_bb_header): Likewise.
6179 (dump_implicit_edges): Likewise.
6180 * tree-sra.c (insert_edge_copies): Likewise.
6181 (find_obviously_necessary_stmts): Likewise.
6182 (remove_data_stmt): Likewise.
6183 * tree-ssa-dom.c (thread_across_edge): Likewise.
6184 (dom_opt_finalize_block): Likewise.
6185 (single_incoming_edge_ignoring_loop_edges): Likewise.
6186 (record_equivalences_from_incoming_edges): Likewise.
6187 (cprop_into_successor_phis): Likewise.
6188 * tree-ssa-live.c (live_worklist): Likewise.
6189 (calculate_live_on_entry): Likewise.
6190 (calculate_live_on_exit): Likewise.
6191 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6192 (copy_loop_headers): Likewise.
6193 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
6194 (fill_always_executed_in): Likewise.
6195 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
6196 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
6197 (compute_phi_arg_on_exit): Likewise.
6198 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
6199 (get_loops_exit): Likewise.
6200 (split_loop_exit_edge): Likewise.
6201 (ip_normal_pos): Likewise.
6202 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
6204 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
6205 (replace_phi_with_stmt): Likewise.
6206 (value_replacement): Likewise.
6207 * tree-ssa-pre.c (compute_antic_aux): Likewise.
6208 (insert_aux): Likewise.
6209 (init_pre): Likewise.
6210 * tree-ssa-propagate.c (simulate_stmt): Likewise.
6211 (simulate_block): Likewise.
6212 (ssa_prop_init): Likewise.
6213 * tree-ssa-threadupdate.c (thread_block): Likewise.
6214 (create_block_for_threading): Likewise.
6215 (remove_last_stmt_and_useless_edges): Likewise.
6216 * tree-ssa.c (verify_phi_args): Likewise.
6217 (verify_ssa): Likewise.
6218 * tree_tailcall.c (independent_of_stmt_p): Likewise.
6219 (find_tail_calls): Likewise.
6220 (eliminate_tail_call): Likewise.
6221 (tree_optimize_tail_calls_1): Likewise.
6222 * tree-vectorizer.c (vect_transform_loop): Likewise.
6223 * var-tracking.c (prologue_stack_adjust): Likewise.
6224 (vt_stack_adjustments): Likewise.
6225 (vt_find_locations): Likewise.
6226 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
6227 * config/i386/i386.c (ix86_pad_returns): Likewise.
6228 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
6229 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
6231 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
6234 * config/sparc/sparc.c (struct machine_function): New field
6235 'leaf_function_p' and 'prologue_data_valid_p'.
6236 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
6237 to conveniently access the above fields.
6238 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
6239 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
6240 of the generic flavor 'current_function_uses_only_leaf_regs'.
6241 (eligible_for_sibcall_delay): Likewise.
6242 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
6243 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
6244 (sparc_asm_function_prologue): Add sanity check for the assumption
6245 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
6246 (sparc_can_use_return_insn_p): New function.
6247 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
6248 (output_restore): Likewise.
6249 (output_sibcall): Likewise.
6250 (sparc_output_mi_thunk): Likewise.
6251 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
6252 * config/sparc/sparc.md (return): New expander.
6254 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
6256 2004-09-27 Mark Mitchell <mark@codesourcery.com>
6259 * stor-layout.c (layout_decl): Use fold_convert, not convert.
6260 (bit_from_pos): Likewise.
6261 (byte_from_pos): Likewise.
6262 (pos_from_bit): Likewise.
6263 (normalize_offset): Likewise.
6264 (place_field): Likewise.
6265 (finalize_type_size): Likewise.
6266 (layout_type): Likewise.
6267 * tree.c (build_index_type): Likewise.
6269 2004-09-27 Devang Patel <dpatel@apple.com>
6271 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
6272 * genopinit.c (optabs): New entry for vcond_gen_code and
6274 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
6275 (get_rtx_code): New function.
6276 (vector_compare_rtx): New function.
6277 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
6278 (expand_vec_cond_expr_p): New function.
6279 (expand_vec_cond_expr): New function.
6280 (get_vcond_icode): New function.
6281 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
6282 (vcond_gen_code, vcondu_gen_code): Same.
6284 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
6286 * Makefile.in (STAGESTUFF): Split into ...
6287 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
6288 (mostlyclean): Update.
6289 (stage1-start, stage2-start, stage3-start, stage4-start,
6290 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
6291 Move the STAGEMOVESTUFF.
6293 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6295 * system.h (getpagesize): Return 'int' instead of 'long'.
6297 2004-09-27 Michael Matz <matz@suse.de>
6301 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
6302 bmp_iter_and_init): Shift by bit_in_word.
6304 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
6306 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
6307 * configure.ac: Don't sinclude it here.
6308 * configure: Regenerate.
6310 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
6312 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
6315 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
6318 * c-typeck.c (build_component_ref): Name type involved in
6319 diagnostic for structure or union without a member of the given
6322 2004-09-27 DJ Delorie <dj@redhat.com>
6324 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
6325 .comm alignment is bytes, not bits.
6327 2004-09-27 Devang Patel <dpatel@apple.com>
6329 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
6330 (print_call_name): Do not print VEC_COND_EXPR.
6332 2004-09-27 Devang Patel <dpatel@apple.com>
6334 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
6336 2004-09-27 Jan Hubicka <jh@suse.cz>
6338 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
6340 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
6342 * bitmap.h: Fix a comment typo.
6344 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6346 * libgcc2.c (getpagesize): Change type of return value to int.
6348 2004-09-26 Matt Austern <austern@apple.com>
6350 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
6353 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6355 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
6356 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
6357 (bitmap_iterator): New type.
6358 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
6359 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
6360 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
6361 bmp_iter_and_init, bmp_iter_and_next): New functions.
6362 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
6363 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
6364 use iterator-style EXECUTE_IF_IN_BITMAP macros.
6365 * bitmap.c (bitmap_print): Ditto.
6366 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
6367 btr_def_live_range): Ditto.
6368 * cfganal.c (compute_dominance_frontiers_1) Ditto.
6369 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
6371 * ddg.c (build_inter_loop_deps): Ditto.
6372 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
6374 * except.c (remove_eh_handler): Ditto.
6375 * flow.c (reg_set_to_hard_reg_set): Ditto.
6376 * gcse.c (clear_modify_mem_tables): Ditto.
6377 * global.c (build_insn_chain): Ditto.
6378 * ifcvt.c (dead_or_predicable): Ditto.
6379 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
6381 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
6382 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
6383 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
6384 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
6385 tree_purge_all_dead_eh_edges): Ditto.
6386 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
6387 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
6388 rewrite_ssa_into_ssa): Ditto.
6389 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
6390 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
6392 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
6393 compute_flow_sensitive_aliasing, maybe_create_global_var,
6394 dump_points_to_info_for): Ditto.
6395 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
6396 * tree-ssa-dse.c (dse_finalize_block): Ditto.
6397 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
6398 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
6400 * tree-ssa-loop-ivopts.c (find_induction_variables,
6401 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
6402 determine_use_iv_costs, determine_set_costs, find_best_candidate,
6403 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
6405 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
6406 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
6407 add_call_read_ops): Ditto.
6408 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
6410 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6412 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
6413 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
6415 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
6417 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
6418 reflect size of memory regions being compared.
6420 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
6422 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
6423 expressions. Always clear MEM_SIZE and alias set.
6425 2004-09-26 Roger Sayle <roger@eyesopen.com>
6426 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6429 * stor-layout.c (compute_record_mode): For records with a single
6430 field, only use the field's mode if its size matches what we'd
6431 have choosen for the record ourselves. This forces the use of
6432 BLKmode for packed records that don't completely fill a mode.
6434 2004-09-26 Roger Sayle <roger@eyesopen.com>
6437 * combine.c (force_to_mode): Remove dubious early return test that
6438 inhibits further optimization.
6440 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
6442 * profile.c: Fix a comment typo.
6444 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6447 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
6448 with varying offset.
6449 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
6450 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
6452 (expr_invariant_in_loop_p): New function.
6453 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
6454 component_ref_field_offset for COMPONENT_REFs. Do not allow
6455 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
6456 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
6457 MISALIGNED_INDIRECT_REFs.
6458 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
6459 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
6460 MISALIGNED_INDIRECT_REFs.
6462 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
6465 * gcc.c (cpp_options, cc1_options): Preserve relative order of
6466 -std and -ansi options.
6468 2004-09-26 Jan Hubicka <jh@suse.cz>
6470 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
6471 for nested functions whose proper parent has not been output.
6473 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
6474 when re-constructing profile previously invalidated by loop.
6476 2004-09-25 Dale Johannesen <dalej@apple.com>
6478 * tree-gimple.c: Move GIMPLE definition...
6479 * doc/tree-ssa.texi: here.
6481 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6483 * tree-vectorizer.c: Fix a comment typo.
6485 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6487 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
6488 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
6489 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
6490 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
6492 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6494 * tree-ssa-loop-unswitch.c: Fix a comment typo.
6496 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6498 * doc/passes.texi: Fix a typo.
6500 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6502 * tree-optimize.c (init_tree_optimization_passes): Add
6504 * tree-pass.h (pass_record_bounds): Declare.
6505 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
6508 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6510 PR tree-optimization/17474
6511 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
6512 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
6514 2004-09-25 Jan Hubicka <jh@suse.cz>
6516 * predict.c (counts_to_freqs): Make global.
6517 * predict.h (counts_to_freqa): Declare.
6518 * profile.c (compute_branch_probabilities): Compute frequencies
6519 * tree-profile.c (do_tree_profiling): Refine conditional on when
6520 tree profiling pass is needed.
6522 * passes.c (rest_of_handle_cfg): Disable const/pure function
6523 detection when doing tree based profiling.
6525 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
6528 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
6530 * config/mips/mips.h (struct mips_args): Clarify comments.
6531 * config/mips/mips.c (struct mips_arg_info): Likewise.
6532 (mips_arg_info): Don't allow fpr_p to affect the register or
6533 stack alignment. Remove o64 silliness.
6534 (function_arg): Deal with the o32 float,float case specially.
6536 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
6538 * config/mips/mips.md (loadx, storex): Define for V2SF.
6540 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
6542 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
6543 * config/s390/s390.c (s390_back_chain_rtx): New function.
6544 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
6545 Call anti_adjust_stack.
6546 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
6547 only if compiling with back chain.
6548 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
6549 back chain only if back chain enabled. Use s390_back_chain_rtx.
6551 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
6553 * doc/trouble.texi: Remove obsolete information. Update
6554 information on how to regenerate fixincluded headers.
6556 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
6559 * doc/invoke.texi: Document that
6560 -Wno-error-implicit-function-declaration is not accepted.
6562 2004-09-24 Richard Henderson <rth@redhat.com>
6564 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
6565 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
6567 (alpha_expand_mov): Allow unaligned vectors.
6568 (alpha_expand_unaligned_store): Use CONST0_RTX.
6569 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
6571 2004-09-24 Jeff Law <law@redhat.com>
6573 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
6575 (simplify_cond_and_lookup_avail_expr): Likewise.
6577 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6580 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
6581 title. Document interaction with -fms-extensions.
6582 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
6585 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6588 * doc/extend.texi: Document interaction of attribute noreturn and
6591 2004-09-24 Richard Henderson <rth@redhat.com>
6594 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
6595 (som_hash, som_eq): New.
6596 (init_subregs_of_mode, record_subregs_of_mode): New.
6597 (cannot_change_mode_set_regs): Rewrite for htab implementation.
6598 (invalid_mode_change_p): Likewise.
6599 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
6600 * flow.c (mark_used_regs): Likewise.
6601 (life_analysis): Use init_subregs_of_mode.
6602 * regs.h (subregs_of_mode): Remove.
6603 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
6605 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
6607 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
6608 type with the copy of the conditional.
6610 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
6613 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6614 Prevent renaming if the aliasing sets of the type which the
6615 pointer points to are different.
6617 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6620 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
6621 declarations of enumerators.
6622 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
6623 for redefinition. Check for nested redefinition.
6624 (finish_struct): Don't check for nested redefinition.
6625 (start_enum): Check for nested redefinition.
6627 2004-09-24 Devang Patel <dpatel@apple.com>
6629 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
6630 only when necesssary.
6631 (combine_blocks): Combine loop header and exit block.
6633 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
6635 * hooks.c (hook_tree_tree_bool_null): New.
6636 * hooks.h (hook_tree_tree_bool_null): Declare it.
6637 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
6638 * targhooks.c (default_fold_builtin): Remove.
6639 * targhooks.h (default_fold_builtin): Remove.
6641 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6643 PR rtl-optimization/17625
6644 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
6646 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
6649 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
6650 Reject if any of the operands occur in an abnormal PHI.
6652 2004-09-24 Andreas Schwab <schwab@suse.de>
6654 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
6657 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6659 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
6660 if the GNU assembler is used.
6661 (sparc-*-solaris2*): Likewise.
6662 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
6663 (dbxout_function_end): Protect N_ENSYM with it.
6664 (dbxout_begin_prologue): Protect N_BNSYM with it.
6665 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
6666 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
6667 * config/sparc/sol2-gas.h: New file.
6669 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
6672 * Makefile.in (@set_gcc_lib_path@): Added.
6674 * configure.ac: Include ../config/gcc-lib-path.m4. Use
6675 TL_AC_GNU_MAKE_GCC_LIB_PATH.
6676 * configure: Regenerated.
6678 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
6681 * c-typeck.c (build_c_cast): Improve wording of
6682 -Wbad-function-cast diagnostic.
6684 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
6687 * config/cris/cris.md (moverside, movemside): Rename variable
6688 "reg" to "otherop". To generate canonical RTX, check that otherop
6689 isn't constant instead of checking that operand 1 is a register.
6691 2004-09-23 Jakub Jelinek <jakub@redhat.com>
6693 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
6695 2004-09-23 Diego Novillo <dnovillo@redhat.com>
6696 Jakub Jelinek <jakub@redhat.com>
6698 * tree-flow.h (find_new_referenced_vars): Add prototype.
6699 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
6701 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
6703 (mark_new_vars_to_rename): Walk through all operands.
6704 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
6705 (execute_fold_all_builtins): Use it.
6706 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
6708 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
6710 * gthr-tpf.h: New file.
6711 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
6712 * gthr.h: Use gthr-tpf.h on TPF OS.
6714 2004-09-23 Jeff Law <law@redhat.com>
6716 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
6717 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
6718 (substitute_and_fold): Likewise.
6719 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
6720 except invariants from SSA_NAME_VALUE.
6721 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
6722 and SET_SSA_NAME_EQUIV.
6723 (restore_vars_to_original_value, record_const_or_copy): Likewise.
6724 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
6725 (record_equality, cprop_into_successor_phis): Likewise.
6726 (record_equivalences_from_stmt, cprop_operand): Likewise.
6727 (lookup_avail_expr): Likewise.
6728 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
6729 from SSA_NAME_VALUE.
6730 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
6731 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
6732 annotation from the VALUE_HANDLE field.
6734 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
6738 * tree.c (reconstruct_complex_type): Remove extra "this".
6739 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
6740 Add V4SFmode to case statement.
6742 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
6745 * doc/extend.texi, doc/invoke.texi: Document interaction of
6746 -fno-builtin with format checks. Note that built-in functions
6747 have effects beyond generating code that avoids calls to those
6750 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
6752 PR tree-optimization/17533
6753 * dominance.c (verify_dominators): Tolerate even more incorrect
6754 dominance data during error message printing.
6755 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
6756 and edges more correctly.
6758 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
6760 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
6762 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
6763 MISALIGNED_INDIRECT_REF.
6764 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
6765 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
6767 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
6768 (find_interesting_uses_address): Likewise.
6769 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
6770 (build_fold_addr_expr_with_type): Likewise.
6771 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
6772 * print-rtl.c (print_mem_expr): Likewise.
6773 * tree-dump.c (dequeue_and_dump): Likewise.
6774 * tree-eh.c (tree_could_trap_p): Likewise.
6775 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
6776 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
6777 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
6779 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6780 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6781 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
6782 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
6783 (add_address_candidates, rewrite_address_base): Likewise.
6784 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
6786 * tree.c (staticp, build1_stat): Likewise.
6788 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
6789 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
6790 * tree-ssa-operands.c (get_expr_operands): Likewise.
6791 * expr.c (expand_expr_real_1): Likewise.
6793 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
6795 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
6797 (expand_ternary_op): New function.
6798 * genopinit.c (optabs): Handle the new optabs.
6799 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
6800 (init_optabs): Initialize vec_realign_load_optab.
6801 (expand_ternary_op): New functions.
6803 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
6804 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
6805 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
6806 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
6807 * target.h (struct vectorize): New member for struct gcc_target.
6808 (misaligned_mem_ok): New member for targetm.vectorize.
6809 (builtin_mask_for_load): Likewise.
6810 (builtin_mask_for_store): Likewise.
6811 * targethooks.c (default_vect_misaligned_mem_ok): New function.
6812 * targethooks.h (default_vect_misaligned_mem_ok): New function.
6814 * config/rs6000/altivec.md (build_vector_mask_for_load): New
6816 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
6817 (vec_realign_load_v16qi): New define_insn.
6818 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
6819 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
6820 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
6821 (altivec_builtin_mask_for_store): New variables.
6822 (rs6000_builtin_mask_for_load): New function. Implements
6823 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
6824 (rs6000_builtin_mask_for_store): New function. Implements
6825 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
6826 (rs6000_expand_builtin): Expand the target builtins
6827 builtin_mask_for_load and builtin_mask_for_store.
6828 (altivec_init_builtins): Initialize the new target builtins.
6829 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
6830 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
6832 * tree-vectorizer.c (vect_create_data_ref): Renamed to
6833 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
6834 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
6835 (vectorizable_store): Call vect_create_data_ref_ptr with additional
6836 arguments, and create an indirect_ref with its return value data_ref.
6837 Check aligned_access_p.
6838 (vectorizable_load): Handle misaligned loads, using software-pipelined
6839 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
6840 vec_realign_load_optab is supported, or using a scheme without
6841 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
6842 misaligned_mem_ok is supported.
6844 (vect_finish_stmt_generation): Typo.
6845 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
6846 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
6847 presence of misaligned loads.
6848 (vect_analyze_data_ref_access): Add check for constant init.
6849 (vect_get_symbl_and_dr): Remove duplicate line.
6850 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
6852 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
6854 * builtins.c: Fix a comment typo.
6856 2004-09-23 Jan Hubicka <jh@suse.cz>
6858 * profile.c (branch_prob): Do not verify flow info in the middle of the
6861 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6863 * cfgloop.h (update_single_exits_after_duplication): Declare.
6864 (loopify, split_loop_bb): Declaration changed.
6865 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
6867 (loopify): Added redirect_all_edges argument.
6868 (update_single_exits_after_duplication): Export.
6869 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
6870 * tree-flow.h (tree_duplicate_loop_to_header_edge,
6871 tree_ssa_loop_version): Declare.
6872 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
6873 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
6874 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
6875 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
6877 * tree-ssa-loop-unswitch.c: New file.
6878 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
6879 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
6880 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
6881 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
6882 * tree-pass.h (pass_unswitch): Declare.
6883 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
6884 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
6885 * doc/passes.texi: Documen tree level loop unswitching.
6887 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
6889 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
6891 2004-09-22 Eric Christopher <echristo@redhat.com>
6893 * builtins.c (simplify_builtin_va_start): Remove.
6894 (simplify_builtin): Ditto.
6895 (fold_builtin_strchr): Ditto.
6896 (simplify_builtin_*): Rename remainders to fold_builtin_*.
6897 (expand_builtin): Fix up for above changes.
6898 (fold_builtin_1): Add new folders. Change for above.
6899 (expand_builtin_va_start): Call fold_builtin_next_arg.
6900 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
6901 * tree.h: Remove prototype for simplify_builtin.
6903 2004-09-23 Jan Hubicka <jh@suse.cz>
6906 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
6907 of fully inlined functions.
6908 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
6911 * cfgexpand.c (add_reg_br_prob_note): New function.
6912 (expand_gimple_cond_expr): Use it.
6913 (tree_expand_cfg): No longer kill the profile.
6914 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
6915 only if it is present.
6916 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
6917 * predict.c (combine_predictions_for_insn): Set the probabilities
6918 based on REG_BR_PROB note if present.
6919 * predict.c (branch_prob): Profile is read only with
6920 flag_branch_probabilities.
6922 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
6924 * aclocal.m4: Add in gettext's m4 includes.
6925 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
6926 * configure.ac: Add in check for iconv.h
6927 * configure: Regenerate.
6929 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
6931 * aclocal.m4: Update for rename of gettext-sister.m4.
6933 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
6935 Fix PR tree-optimization/17587
6936 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
6937 (insert_aux): Instead of here.
6939 2004-09-22 Diego Novillo <dnovillo@redhat.com>
6941 PR tree-optimization/16721
6942 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
6943 * tree-ssa-alias.c (create_memory_tag): Move setting of
6944 TREE_THIS_VOLATILE ...
6945 (get_tmt_for): ... here.
6947 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6949 * config/sparc/sparc.md (cmove splitter): Fix formatting.
6950 (conditional_trap expander): Reject inappropriate CCmodes.
6951 (conditional trap insn): Use V9 syntax if possible.
6953 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
6956 * c-typeck.c (build_component_ref): Don't special-case
6959 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
6961 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
6964 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
6966 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
6967 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6968 TRUTH_XOR_EXPR): Mention the restriction on types.
6970 2004-09-22 Matt Austern <austern@apple.com>
6972 * config/darwin.c (darwin_make_decl_one_only):
6973 Allow coalesced symbol to appear in static archive's table of contents
6975 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
6977 PR tree-optimization/17512
6978 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
6981 2004-09-22 David Edelsohn <edelsohn@gnu.org>
6983 * dbxout.c (get_lang_number): Do not define if
6984 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
6986 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
6989 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
6990 builtin_define ("__USE_INIT_FINI__").
6992 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
6994 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
6995 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
6996 * config/s390/s390.h (TARGET_TPF): New macro.
6997 * config/s390/s390.md ("eh_return"): New expander.
6998 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
6999 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
7000 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
7001 * config/s390/tpf.h (TARGET_TPF): Define to 1.
7002 (STACK_POINTER_OFFSET): Increase to 448.
7003 (TARGET_DEFAULT): Set -mtpf-trace on as default.
7004 (TPF_LOC_DIFF_OFFSET): New macro.
7005 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
7007 (__isPATrange): Add prototype.
7008 (MD_FALLBACK_FRAME_STATE_FOR): Define.
7009 * config/s390/tpf-eh.c: New file.
7011 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7013 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
7014 operands in an integer comparison.
7015 * tree-cfg.c (find_taken_edge): Call fold() to determine
7016 whether the predicate is known.
7018 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7020 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
7021 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
7022 Create build and doc directories along with the language directories.
7023 Don't create doc directory separately.
7024 * configure: Regenerate.
7025 * Makefile.in: Create all object and executables files built
7026 with the build compiler in a build/ directory.
7027 (genobjnames): Add missing build objects.
7028 (STAGESTUFF): Don't stage the gen* programs.
7029 (ggc-none.o): Define dependencies for the target compiler.
7030 (build-print-rtl.o): Rename to build/print-rtl.o.
7031 (build-errors.o): Rename to build/errors.o.
7032 (build-varray.o): Rename to build/varray.o.
7033 (maintainerclean): Delete the contents of the build directory.
7034 ($(genobjs): %.o): Explicitly use -o.
7035 (build/insn-conditions.o): Delete specfic rule to use generic rule.
7036 (build/gengtype-lex.o): Likewise.
7037 (build/gengtype-yacc.o): Likewise.
7038 (build/gcov-iov.o): Likewise.
7040 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
7042 * vec.h (VEC_space): Return true if there _is_ space.
7043 (VEC_reserve): Adjust.
7045 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
7047 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
7048 use FPRs for scalar, complex and vector types only.
7050 2004-09-21 Jeff Law <law@redhat.com>
7052 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
7053 the opt_stats_d structure.
7054 (vrp_data): Change from a varray into a hash table.
7055 (vrp_hash_elt): New structure for elements in the vrp hash table.
7056 (vrp_hash, vrp_eq):New functions for hashing and testing equality
7057 in the vrp hash table.
7058 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
7059 initialization slightly to make it easier to read. No longer need
7060 to grow/clear the varray. Instead empty and delete the hash table.
7061 (dom_opt_finalize_block): Update due to change of VRP_DATA from
7062 a varray to a hash table.
7063 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
7065 * tree-ssa-ccp.c (get_default_value): If we have a constant
7066 value recorded for an SSA_NAME, then use that constant as
7067 the initial lattice value.
7068 (substitute_and_fold): Transfer equivalences discovered into
7071 * tree.h (SSA_NAME_EQUIV): Add comments.
7072 (SET_SSA_NAME_EQUIV): Similarly.
7074 2004-09-21 David Edelsohn <edelsohn@gnu.org>
7076 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
7078 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
7080 2004-09-21 Mark Mitchell <mark@codesourcery.com>
7082 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
7083 (finish_decl): Likewise.
7085 2004-09-21 Devang Patel <dpatel@apple.com>
7087 * tree.def (VEC_COND_EXPR): New tree node.
7088 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
7090 2004-09-21 Stan Shebs <shebs@apple.com>
7092 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
7093 * config/rs6000/darwin-world.asm: Likewise.
7095 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
7097 * tree-ssa.c (verify_def): Use print_generic_stmt,
7098 not debug_generic_stmt.
7099 (verify_use): Ditto.
7100 (verify_phi_args): Ditto.
7101 (verify_ssa): Ditto.
7103 2004-09-21 Paul Brook <paul@codesourcery.com>
7105 * varasm.c (default_assemble_integer): Return false for values wider
7106 than the target word size. Works around GAS bug.
7108 2004-09-21 Zack Weinberg <zack@codesourcery.com>
7110 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
7112 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
7115 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
7117 * c-typeck.c (build_function_call): Give name of object
7118 we are attempting to call in error message.
7119 * c-objc-common.c (c_tree_printer): Call pp_expression,
7120 not return false, for 'E' case.
7122 2004-09-21 Steven Bosscher <stevenb@suse.de>
7124 PR rtl-optimization/17482
7125 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
7126 load_killed_in_block_p): Clarify comments.
7127 (record_last_reg_set_info): Make static inline.
7128 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
7129 (record_opr_changes): New function to replace the above.
7130 (compute_hash_table): Clarify comments. Use record_opr_changes.
7131 (reg_set_between_after_reload_p): Clean up.
7132 (reg_used_between_after_reload_p): Likewise.
7133 (eliminate_partially_redundant_load): Clarify comments.
7135 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7137 PR rtl-optimization/17266
7138 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
7140 2004-09-21 Uros Bizjak <uros@kss-loka.si>
7142 PR rtl-optimization/14851
7143 * rtlanal.c (commutative_operand_precedence): Calculate
7144 precedence of stripped constant.
7146 2004-09-20 Jeff Law <law@redhat.com>
7147 Jan Hubicka <jh@suse.cz>
7149 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
7150 initialize key elements here.
7151 (release_ssa_name): Zero the released SSA_NAME here.
7152 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
7153 (struct tree_ssa_name): Add new "equiv" field.
7154 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
7155 (tree_ssa_dominator_optimize): No longer allocate, resize or
7156 clear CONST_AND_COPIES.
7157 (get_value_for, set_value_for): Kill.
7158 (thread_across_edge): Get/set the equivalency using
7159 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7160 (restore_vars_to_original_value): Likewise.
7161 (record_equivalences_from_phis): Likewise.
7162 (record_dominating_conditions): Likewise.
7163 (record_const_or_copy, record_equality): Likewise.
7164 (lookup_avail_expr): Likewise.
7165 (record_equivalences_from_stmt, cprop_operand): Likewise.
7166 (cprop_into_successor_phis): No longer need to pass around
7167 CONST_AND_COPIES. Callers updated. Get equivalences via
7169 (cprop_into_phis): Likewise.
7171 2004-09-20 Matt Austern <austern@apple.com>
7172 Zack Weinberg <zack@codesourcery.com>
7174 * c-common.c (fix_string_type): Build the unqualified array
7175 type unconditionally, then use c_build_qualified_type to get
7176 the proper const-qualified variant, and set its
7177 TYPE_MAIN_VARIANT to refer to the unqualified type.
7178 * c-lex.c (c_lex_return_raw_string): New global.
7179 (c_lex_with_flags): Honor it.
7180 * c-pragma.h: Declare it.
7182 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
7184 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
7186 2004-09-21 Jan Hubicka <jh@suse.cz>
7189 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
7190 (tree_rest_of_compilation): Cleanup.
7192 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
7194 * config/s390/s390.c (s390_select_rtx_section): Remove.
7195 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
7197 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
7199 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
7200 note to pretend a direct save from the original register when an
7201 intermediate register is used for the save.
7203 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7205 * tsystem.h (alloca): Provide a default definition.
7208 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7209 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7211 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
7214 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
7215 aliasing sets are the same rather than just conflicting.
7217 2004-09-20 Jan Hubicka <jh@suse.cz>
7221 * cgraph.c (cgraph_unnest_node): New function.
7222 (c_finalize): Rename to ....
7223 (c_warn_unused_result_recursivly): ... this one; do only the warning
7224 (finish_function): Finalize the toplevel function; do not lower nested tree.
7225 * cgraph.h (cgraph_unnest_node): Declare.
7226 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
7227 nestedness datastructure.
7228 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
7229 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
7230 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
7232 2004-09-20 Richard Henderson <rth@redhat.com>
7234 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
7235 from some_small_symbolic_operand_1; export.
7236 (some_small_symbolic_operand): Remove.
7237 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
7239 * config/alpha/predicates.md (some_small_symbolic_operand): New.
7241 2004-09-20 Jan Hubicka <jh@suse.cz>
7243 * predict.c (return_prediction): New function.
7244 (apply_return_prediction): Likewise.
7245 (tree_bb_level_predictions): Likewise.
7246 (tree_estimate_probability): Add noreturn exit edges; call
7247 bb_level_predictions; fix logic of return heuristics.
7248 (predict_paths_leading_to): Rescuesce from old CVS version of
7249 process_note_prediction function.
7250 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
7252 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
7254 * config/s390/s390.c (s390_frame_info): Added alignment statement for
7255 floating point register area on stack.
7257 2004-09-20 Jakub Jelinek <jakub@redhat.com>
7259 * predict.c (expr_expected_value): Use *_CLASS_P macros.
7261 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
7263 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
7264 generating useless garbage.
7266 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
7268 * builtins.c (fold_builtin): Call the new omonymous
7269 target hook for machine-dependent built-ins.
7270 * target-def.h (TARGET_FOLD_BUILTIN): New.
7271 * target.h (struct gcc_target): Add the fold_builtin hook.
7272 * targhooks.c (default_fold_builtin): New.
7273 * targhooks.h (default_fold_builtin): Declare it.
7275 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
7277 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
7280 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
7283 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
7285 2004-09-20 Jan Hubicka <jh@suse.cz>
7287 * predict.c (estimate_probability): Remove unnecesary code.
7289 2004-09-19 Ira Rosen <irar@il.ibm.com>
7291 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
7292 (STMT_VINFO_VECT_DR_BASE): Declare.
7293 (VECT_SMODULO): Declare.
7294 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
7295 (vect_compute_array_base_alignment): New function.
7296 (vect_analyze_data_ref_access): Check array indices. Remove one
7297 dimensional arrays restriction.
7298 (vect_get_ptr_offset): New function.
7299 (vect_get_symbl_and_dr): New function.
7300 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
7301 (former name vect_get_base_decl_and_bit_offset).
7302 (vect_create_index_for_array_ref): Removed.
7303 (vect_create_index_for_vector_ref): New function.
7304 (vect_create_addr_base_for_vector_ref): New function.
7305 (vect_create_data_ref): Handle additional data refs. Call
7306 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
7307 (vect_compute_data_ref_alignment): Support the changes. Call
7308 vect_get_base_and_bit_offset.
7309 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
7310 data refs. Store vect_dr_base.
7311 (vect_analyze_data_ref_accesses): Support nonconstant init.
7312 (new_stmt_vec_info): Initialize vect_dr_base field.
7313 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7314 (get_vectype_for_scalar_type): Check for BLKmode.
7315 * tree-chrec.h (initial_condition_in_loop_num): Declare.
7316 * tree-chrec.c (initial_condition_in_loop_num): New function.
7317 (chrec_component_in_loop_num): New function.
7318 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
7319 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
7320 to be pointer to varray_type.
7322 2004-09-19 Jan Hubicka <jh@suse.cz>
7324 * basic-block.h (update_bb_profile_after_threading): Declare.
7325 * cfg.c (update_bb_profile_after_threading): Break out from ...
7326 * cfgcleanup.c (try_forward_edges): ... here; use it.
7327 * tree-ssa-dom.c (thread_across_edge): Use it.
7328 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
7329 profile of the new BB.
7331 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
7333 * tree-ssa-pre.c (insert_into_set): Don't put
7334 is_gimple_min_invariant values into the set.
7336 2004-09-19 Andreas Jaeger <aj@suse.de>
7338 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
7341 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7343 * config/cris/cris.h: Preserve the original spelling in a
7346 2004-09-18 Jeff Law <law@redhat.com>
7348 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
7349 global varrays to replace the block local varrays.
7350 (struct dom_walk_block_data): Remove, no longer used.
7351 (get_eq_expr_value): No longer need to pass around pointers to local
7352 varrays. Callers updated. Unused markers added to unused parameters.
7353 (record_range, record_equivalences_from_stmt): Likewise.
7354 (record_equivalences_from_incoming_edge): Likewise.
7355 (record_var_is_nonzero): Likewise. Update now that we have a
7356 single global varray of SSA_NAMEs that need restoring.
7357 (dom_opt_initialize_block_local_data): Kill, no longer used.
7358 (tree_ssa_dominator_optimize): Initialize new global varrays.
7359 Update callbacks in dominator walker structure.
7360 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
7361 VRP_VARIABLES_STACK.
7362 (restore_nonzero_vars_to_original_value): Update now that we have
7363 a single global varray of SSA_NAMEs that need restoring.
7364 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
7365 Remove unused variables.
7366 (optimize_stmt): Remove unused variable.
7368 2004-09-18 Jan Hubicka <jh@suse.cz>
7370 * tree-cfg.c (thread_jumps): Fix updating of the profile.
7372 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
7375 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7377 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
7378 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
7379 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
7380 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
7381 tree-ssa-operands.c, tree-ssa-phiopt.c,
7382 tree-ssa-threadupdate.c: Fix comment typos.
7384 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7386 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
7387 config/arm/README-interworking, config/arm/arm-cores.def,
7388 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
7389 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
7390 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
7391 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
7392 config/frv/frv.md, config/i386/winnt.c,
7393 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
7394 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
7395 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
7396 config/mcore/mcore.c, config/mips/mips.h,
7397 config/mn10300/mn10300.md, config/pa/pa.c,
7398 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
7399 config/rs6000/rs6000.c, config/sh/symbian.c,
7400 config/sparc/sparc.h: Fix comment typos. Follow spelling
7403 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
7406 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
7408 2004-09-18 Diego Novillo <dnovillo@redhat.com>
7410 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
7411 remove TREE_ADDRESSABLE from RESULT_DECL.
7413 2004-09-18 Diego Novillo <dnovillo@redhat.com>
7415 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
7417 2004-09-18 Jan Hubicka <jh@suse.cz>
7419 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
7421 * tree-ssa-alias.c (init_alias_info): Likewise.
7422 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
7423 (verify_ssa): Likewise.
7424 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
7426 2004-09-18 Jan Hubicka <jh@suse.cz>
7428 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
7431 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
7433 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
7434 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7435 DW_EH_PE_sdata* for data.
7436 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
7438 2004-09-17 Geoffrey Keating <geoffk@apple.com>
7440 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
7444 * c-typeck.c (constructor_asmspec): Delete.
7445 (struct initializer_stack): Delete field 'asmspec'.
7446 (start_init): Delete saving of asmspec.
7447 (finish_init): Don't update constructor_asmspec.
7448 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
7449 * stmt.c (expand_asm): Duplicate strings from tree.
7450 (expand_asm_operands): Likewise.
7451 * tree.c (tree_size): Update computation of size of STRING_CST.
7452 (make_node): Don't make STRING_CST nodes.
7453 (build_string): Allocate string with tree node.
7454 (tree_code_size): Clean up assertions, don't allow requests
7455 for "the size of a STRING_CST".
7456 * tree.def (STRING_CST): Update comment.
7457 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
7458 (tree_string): Place contents of string in tree node.
7459 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
7462 2004-09-17 Zack Weinberg <zack@codesourcery.com>
7464 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
7465 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
7467 2004-09-17 Jones Desougi <jones@ingate.com>
7469 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
7470 * configure, config.in: Regenerate.
7472 2004-09-17 Zack Weinberg <zack@codesourcery.com>
7474 * tree.c, tree.h (tree_class_strings): Make array const.
7475 Reindent per coding convention. Move asterisk to proper place
7476 per coding convention.
7478 2004-09-18 Andreas Schwab <schwab@suse.de>
7480 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
7481 (tree-vectorizer.o): Likewise.
7482 (targhooks.o): Likewise.
7484 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
7485 Zack Weinberg <zack@codesourcery.com>
7487 * alias.c (find_base_decl): Remove unreachable case '3' block.
7488 * expr.c (safe_from_p): Abort if passed a type.
7489 * tree-gimple.c (recalculate_side_effects): Abort if passed
7490 anything other than an expression.
7491 * tree-ssa-pre.c (phi_translate): Return expr immediately if
7492 is_gimple_min_invariant is true for it. Reorder cases for clarity.
7493 Abort on un-handled tree classes.
7494 (valid_in_set): Likewise.
7495 * tree.c (tree_code_class_strings): New static data.
7497 * tree.h (enum tree_code_class): New.
7498 (tree_code_class_strings): Declare.
7499 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
7500 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
7501 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
7502 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
7503 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
7505 * tree.def, c-common.def, objc/objc-tree.def: Use
7506 tree_code_class enumeration constants instead of code letters.
7508 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
7509 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
7510 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
7511 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
7512 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
7513 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
7514 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
7515 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
7516 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
7517 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
7518 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
7519 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
7520 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
7523 * LANGUAGES: Add note about change.
7525 2004-09-17 Diego Novillo <dnovillo@redhat.com>
7527 PR tree-optimization/17319
7528 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
7529 examine pointers on the LHS of an assignment.
7530 (collect_points_to_info_r): Handle RETURN_EXPR.
7532 2004-09-17 Jeff Law <law@redhat.com>
7534 * tree-ssa-dom.c (const_and_copies_stack): New.
7535 (dom_walk_block_data): Remove const_and_copies field.
7536 (record_const_or_copy): No longer need to pass in varray_type *.
7537 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
7539 (record_equality): Similarly.
7540 (restore_vars_to_original_value): Similarly. Revamp to use new
7541 single global stack rather than per-block stacks.
7542 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
7543 (thread_across_edge): Remove now unused parameters.
7544 (dom_opt_initialize_block_local_data): No longer test the block
7545 local CONST_AND_COPIES.
7546 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
7548 2004-09-17 Jan Hubicka <jh@suse.cz>
7550 PR tree-optimization/17509
7551 * tree-optimize.c (update_inlined_to_pointers): New function.
7552 (tree_rest_of_compilation): Use it.
7554 2004-09-17 Devang Patel <dpatel@apple.com>
7556 * dbxout.c (get_lang_number): New.
7557 (dbxout_init): Include lang number in N_SO stab.
7558 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
7559 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
7561 2004-09-17 Diego Novillo <dnovillo@redhat.com>
7563 PR tree-optimization/17273
7564 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
7565 replacement is a constant.
7567 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
7569 * c-tree.h (enum c_typespec_keyword): New.
7570 (struct c_declspecs): Adjust description of "type". Remove
7571 specbits, explicit_int_p and explicit_char_p. Rename
7572 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
7573 short_p, signed_p, unsigned_p and complex_p.
7574 (finish_declspecs): New.
7575 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
7576 typename): Call finish_declspecs.
7577 * c-decl.c (finish_declspecs): New.
7578 (declspecs_add_type): Check for combinations which cannot occur in
7579 valid specifier lists. Update comments.
7580 (shadow_tag_warned): Remove checks done in finish_declspecs.
7581 Don't report useless type name if type defaulted to int.
7582 (grokdeclarator): Remove checks and actions done in
7583 finish_declspecs. Don't allow for type being NULL. Update for
7584 datastructures changes. Initialize decl_attr.
7585 (build_null_declspecs, quals_from_declspecs): Update for
7586 datastructures changes.
7588 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
7590 * doc/extend.texi: Fix duplicated word.
7592 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
7594 * doc/invoke.texi: Remove stray explanation on
7595 -freduce-all-givs and -fmove-all-movables.
7597 2004-09-17 James Morrison <phython@gcc.gnu.org>
7599 * doc/cfg.texi: Use @smallexample.
7600 * doc/md.texi: Likewise.
7601 * doc/tree-ssa.texi: Likewise.
7602 * doc/extend.texi: Likewise. Use @r{} in comments.
7603 * doc/trouble.texi: Use @r{} in comments.
7605 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
7607 * configure.ac (gcc_cv_gld_version): Handle whitespace before
7609 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
7610 * configure: Regenerate.
7612 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
7614 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
7615 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
7616 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
7617 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
7618 slashes in substitutions.
7619 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
7621 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
7623 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
7624 gimplify.c, lambda-code.c, optabs.c, predict.c,
7625 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
7626 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
7629 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
7631 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
7632 doc/extend.texi, doc/install.texi, doc/invoke.texi,
7633 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
7634 doc/trouble.texi: Use @option around options.
7636 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
7638 * Makefile.in (gen-protos.o): Depend on errors.h.
7640 2004-09-17 Steven Bosscher <stevenb@suse.de>
7642 PR tree-optimization/17513
7643 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
7644 for successors of the entry block.
7646 2004-09-17 Uros Bizjak <uros@kss-loka.si>
7648 PR rtl-optimization/15187
7649 * ifcvt.c (noce_try_cmove_arith): Exit early if total
7650 insn_rtx_cost of both branches > BRANCH_COST
7652 2004-09-16 Diego Novillo <dnovillo@redhat.com>
7654 PR tree-optimization/17528
7655 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
7656 erase the may-alias set for a tag when merging it with
7659 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
7661 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
7662 for 32-bit TARGET_SHMEDIA.
7663 (call_value): Likewise.
7665 2004-09-16 Diego Novillo <dnovillo@redhat.com>
7667 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
7668 test apply only to TREE_STATIC and DECL_EXTERNAL.
7670 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7672 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
7673 * basic-block.h (get_dominated_by_region): Declare.
7674 * dominance.c (get_dominated_by_region): New function.
7675 * tree-cfg.c: Include cfglayout.h.
7676 (tree_duplicate_bb): Duplicate also phi nodes.
7677 (struct ssa_name_map_entry): New type.
7678 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
7679 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
7680 allocate_ssa_names, rewrite_to_new_ssa_names_def,
7681 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
7682 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
7683 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
7684 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
7685 rewrite_to_new_ssa_names, allocate_ssa_names,
7686 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
7687 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
7688 (copy_loop_headers): Use tree_duplicate_sese_region.
7690 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
7692 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
7694 2004-09-16 Jeff Law <law@redhat.com>
7696 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
7697 (rewrite_block_data): Remove, no longer used.
7698 (rewrite_initialize_block_local_data): Remove, no longer used.
7699 (rewrite_initialize_block): Mark parameters as unused as needed.
7700 Change references to the block local block_defs to be block_defs_stack.
7701 Push a marker onto the block_defs_stack.
7702 (ssa_rewrite_initialize_block): Similarly.
7703 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
7704 (ssa_register_new_def): No longer needs varray argument. Use
7705 block_defs_stack instead. No longer handle possibly null block_defs
7706 varray. Reverse order of items we push on the stack to make it
7707 easier to identify our marker.
7708 (register_new_def): No longer handle possibly null block_defs
7710 (rewrite_finalize_block): Revamp to look for markers in the global
7711 block_defs_stack varray rather than wiping a block local varray.
7712 Mark arguments as unused as needed.
7713 (ssa_rewrite_finalize_block): Similarly.
7714 (rewrite_into_ssa): Update initialization of dom walker structure
7715 to reflect that we don't need block local data anymore. Initialize
7716 the block_defs_stack varray.
7717 (rewrite_ssa_into_ssa): Similarly.
7718 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
7719 (struct dom_walk_data): Kill block_defs field.
7720 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
7721 (thread_across_edge): Use the global block_defs_stack instead of
7722 the old block_defs varray.
7723 (dom_opt_initialize_block_local_data): Update now that we don't have
7724 block_defs field to check anymore.
7725 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
7726 (restore_currdefs_to_original_value): Use the new block_defs_stack
7727 instead of a block local varray.
7728 (dom_opt_finalize_block): Similarly.
7729 (record_equivalencs_from_phis): Similarly.
7730 (optimize_stmt, register_definitions_for_stmt): Similarly.
7732 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
7734 PR tree-optimization/17517
7735 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7736 coalesce same-root variables without checking for abnormal PHI usage.
7738 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
7740 * cfgloop.h (duplicate_loop): Add prototype.
7741 * cfgloopmanip.c (duplicate_loop): Make non-static.
7742 * lambda-code.c (perfect_nestify): Factor out test whether
7743 we can handle this loop into separate function.
7745 (can_convert_to_perfect_nest): New function.
7746 (replace_uses_of_x_with_y): Add modify_stmt call.
7747 * tree-loop-linear.c (linear_transform_loops): Call
7748 rewrite_into_loop_closed_ssa and free_df.
7750 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
7752 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
7753 loop invariant as well.
7754 (perfect_nestify): new function.
7755 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
7756 upper bounds, and steps.
7757 Set outerinductionvar properly.
7758 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
7760 Return NULL if we need a perfect loop and can't make one.
7761 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
7762 (not_interesting_stmt): New function.
7763 (phi_loop_edge_uses_def): Ditto.
7764 (stmt_uses_phi_result): Ditto.
7765 (stmt_is_bumper_for_loop): Ditto.
7766 (perfect_nest_p): Ditto.
7767 (nestify_update_pending_stmts): Ditto.
7768 (replace_uses_of_x_with_y): Ditto.
7769 (stmt_uses_op): Ditto.
7770 (perfect_nestify): Ditto.
7771 * lambda-mat.c (lambda_matrix_id_p): New function.
7772 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
7773 * lambda.h: Update prototypes.
7774 * tree-loop-linear (linear_transform_loop): Use new
7775 perfect_nest_p. Detect and ignore identity transform.
7776 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
7778 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
7780 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
7781 Gather also strides of accessed data. Pass in the data references
7783 (try_interchange_loops): Add a new heuristic for handling the temporal
7784 locality. Pass in the data references array.
7785 (linear_transform_loops): Pass the data references array to
7786 try_interchange_loops.
7788 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
7790 * doc/invoke.texi: Fix typos. Follow spelling conventions.
7792 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
7794 * doc/c-tree.texi (Classes): Remove index entries for
7795 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
7797 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7799 * fold-const.c (fold): Fold difference of addresses.
7800 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
7801 get_inner_reference.
7802 * tree-ssa-loop-ivopts.c (peel_address): Removed.
7803 (ptr_difference_const): Moved to fold-const.c.
7804 (split_address_cost): Use get_inner_reference instead of peel_address.
7805 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
7806 * tree.h (ptr_difference_const): Export.
7808 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
7809 variable type to the dump. Fix indentation.
7810 (idx_find_step): Handle nonconstant array_ref_element_size and
7811 array_ref_low_bound.
7812 (idx_record_use): Handle array_ref_element_size and
7813 array_ref_low_bound.
7814 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
7815 statements correctly.
7816 (get_computation_at, iv_value): Do not unshare expressions here.
7817 (rewrite_use_outer): Unshare the expression before it is emitted
7819 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
7821 * tree.c (unsigned_type_for, signed_type_for): Moved from
7822 tree-ssa-loop-niter.c. Use langhooks.
7823 * tree.h (signed_type_for): Export.
7825 2004-09-16 David Edelsohn <edelsohn@gnu.org>
7827 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
7830 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
7833 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
7834 Add two parameters to extra_includes.
7835 (C_INCPATH_INIT): Remove.
7836 * c-incpath.c (register_include_chains): Call extra_pre_includes
7837 before adding the standard include directory.
7838 Update call to extra_includes.
7839 (!defined TARGET_EXTRA_INCLUDES): Update
7840 hook_void_charptr_charptr_int and add !define
7841 TARGET_EXTRA_PRE_INCLUDES.
7842 (!define TARGET_EXTRA_INCLUDES): Define as
7843 hook_void_charptr_charptr_int.
7844 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
7845 (target_c_incpath): Always declare.
7846 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
7848 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
7849 * config/darwin.h: (darwin_register_frameworks): Update for
7850 the two new parameters.
7851 (darwin_register_objc_includes): Add prototype.
7852 (TARGET_EXTRA_PRE_INCLUDES): Define.
7853 * config/darwin-c.c (darwin_register_objc_includes): New function.
7854 (darwin_register_frameworks): Update for the two new parameters.
7855 (target_c_incpath): Remove.
7856 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
7858 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
7860 (TARGET_EXTRA_PRE_INCLUDES): Document.
7862 * gcc.c (spec_function): Add replace-outfile.
7863 (replace_outfile_spec_function): New function.
7864 * config/darwin.h (LINK_SPEC): Add replace
7865 -lobjc with -lobjc-gnu if -fgnu-runtime is
7867 * invoke.texi (replace-outfile): Document.
7869 2004-09-13 Jan Hubicka <jh@suse.cz>
7871 * predict.c (expr_expected_value, strip_builtin_expect): New function.
7872 (tree_predict_by_opcode): Use it.
7873 (tree_estimate_probability): Add, for now disabled,
7874 strip_builtin_expect call.
7876 2004-09-15 James E Wilson <wilson@specifixinc.com>
7879 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
7880 if current_function_decl is a sibcall.
7882 2004-09-15 Mark Mitchell <mark@codesourcery.com>
7884 * varasm.c (default_function_rdodata_section): Make sure to pass
7885 along a decl for a link-once section.
7887 2004-09-15 Richard Henderson <rth@redhat.com>
7889 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
7890 warning with code disable. Fix formatting.
7892 2004-09-15 Steven Bosscher <stevenb@suse.de>
7894 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
7895 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
7896 after propagating into an ADDR_EXPR.
7898 2004-09-15 Andrew Pinski <apinski@apple.com>
7901 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
7902 Move it out of gcc_assert.
7904 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
7906 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
7907 except.c, fold-const.c, function.c, langhooks.c, params.c,
7908 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7909 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
7910 for quoting in diagnostics going through pretty-print.c. Use ''
7911 for quoting in other diagnostic text.
7912 * langhooks.c: Include intl.h. Mark text locating diagnostics for
7914 * Makefile.in (langhooks.o): Update dependencies.
7915 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
7918 2004-09-15 Mark Mitchell <mark@codesourcery.com>
7920 * configure.ac: Check for COMDAT support. Robustify check for
7922 * configure: Regenerated.
7923 * config.in: Likewise.
7924 * langhooks-def.h (lhd_comdat_group): New function.
7925 (LANG_HOOKS_COMDAT_GROUP): New macro.
7926 (LANG_HOOKS_DECLS): Use it.
7927 * langhooks.c (lhd_comdat_group): Define.
7928 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
7929 * output.h (named_section_flags): Make it a macro.
7930 (named_section_real): New function.
7931 (default_no_named_section): Add decl parameter.
7932 (default_elf_asm_named_section): Likewise.
7933 (default_coff_asm_named_section): Likewise.
7934 (default_pe_asm_named_section): Likewise.
7935 * target.h (gcc_target): Adjust type of named_section.
7936 * varasm.c (named_section_flags): Rename to named_section_real.
7938 (default_no_named_section): Add decl parameter.
7939 (default_elf_asm_named_section): Use COMDAT, if available. Deal
7940 with the case that ASM_COMMENT_START is "@".
7941 (default_coff_asm_named_section): Add decl parameter.
7942 (default_pe_asm_named_section): Likewise.
7943 * config/alpha/alpha.c (vms_asm_named_section): Add decl
7945 (unicosmk_asm_named_section): Likewise.
7946 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
7947 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
7948 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
7949 * config/cris/cris-protos.h (cris_target_asm_named_section):
7951 * config/cris/cris.c (cris_target_asm_named_section):
7953 * config/darwin/darwin-protos.h (darwin_asm_named_section):
7955 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
7956 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
7957 * config/i386/i386-protos.h (i386_pe_asm_named_section):
7959 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
7960 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
7961 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
7962 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
7964 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
7965 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
7966 * cp/cp-tree.h (cxx_comdat_group): Declare.
7967 * cp/decl.c (cxx_comdat_group): New function.
7969 2004-09-15 Jan Hubicka <jh@suse.cz>
7971 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
7972 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
7974 * tree-cfg.c (remove_bb): Release SSA defs.
7976 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
7978 * doc/tm.texi: Follow spelling conventions.
7980 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
7982 * tree-ssa-dom.c: Fix comment typos.
7984 2004-09-15 Alan Modra <amodra@bigpond.net.au>
7986 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
7988 (ppc_fallback_frame_state): Save location of CR.
7990 2004-09-15 Jakub Jelinek <jakub@redhat.com>
7992 * expr.c (string_constant): Handle also read-only variables
7993 initialized to string literals.
7995 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
7996 into memcpy (x, y, 1) if memcpy can be expanded inline.
7998 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8000 PR tree-optimization/17468
8001 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
8002 definition inside a block precede uses.
8003 * tree-tailcall.c (adjust_return_value): Emit statements in the
8006 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
8008 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
8010 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
8012 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
8014 2004-09-14 Jeff Law <law@redhat.com>
8016 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
8017 (struct dom_walk_block_data): Remove avail_exprs member.
8018 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
8019 (lookup_avail_expr): No longer need to pass in address of
8020 the block local available exprs stack. All callers changed.
8021 (simplify_cond_and_lookup_avail_expr): Similarly.
8022 (simplify_switch_and_lookup_avail_expr): Similarly.
8023 (get_eq_expr_value, record_cond): Likewise.
8024 (record_dominating_conditions): Likewise.
8025 (update_rhs_and_lookup_avail_expr): Likewise.
8026 (record_equivalences_from_stmt): Likewise.
8027 (dom_opt_initialize_block_local_data): No longer test state of
8028 block local avail_exprs.
8029 (dom_opt_initialize_block): Mark unwind point in the global
8031 (remove_expressions_from_table): Update to unwind to the
8032 most recent unwind marker in the global avail_expr stack.
8033 All callers changed.
8034 (dom_opt_finalize_block): Mark unwind point in the global
8035 avail_expr stack as needed.
8036 (record_cond): Push elements into the global avail_exprs stack.
8038 * tree-dfa.c (free_df_for_stmt): No longer static.
8039 (free_df): Update comments.
8040 * tree-flow.h (free_df_for_stmt): Prototype.
8041 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
8044 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8046 PR tree-optimization/17252
8047 * tree-ssa-alias.c (may_alias_p): Don't assume that a
8048 pointer may not point to itself when using relaxed
8051 2004-09-14 Richard Henderson <rth@redhat.com>
8054 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
8055 while folding <ADDR_EXPR <INDIRECT_REF X>>.
8057 2004-09-14 Andrew Pinski <apinski@apple.com>
8059 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
8060 sets of the pointers but the aliasing sets of what they point to.
8062 2004-09-14 Roger Sayle <roger@eyesopen.com>
8064 PR rtl-optimization/9771
8065 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
8066 conditional compilation in init_reg_sets_1.
8067 (init_reg_sets_1): Let global_regs[i] take priority over the frame
8068 (but not stack) pointer exceptions to regs_invalidated_by_call.
8069 (globalize_reg): Globalizing a fixed register may need to update
8070 regs_invalidated_by_call.
8072 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8074 PR tree-optimization/15262
8075 * tree-dfa.c (dump_variable): Also print the type of the
8077 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
8078 memory tags are of conflicting alias sets but have no aliased
8079 symbols in common, add one tag to the alias set of the other.
8080 (setup_pointers_and_addressables): Remove hack to deal with
8081 programs with no aliased symbols.
8082 (may_alias_p): Don't special case aggregate types.
8084 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
8087 * doc/invoke.texi (Environment Variables): Correct example locale.
8089 2004-09-14 Jan Hubicka <jh@suse.cz>
8091 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
8093 2004-09-14 Mark Mitchell <mark@codesourcery.com>
8095 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
8097 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
8099 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
8101 (struct c_declarator): Change u.array.quals and pointer_quals to
8102 int. Add u.array.attrs.
8103 (quals_from_declspecs): New.
8104 * c-decl.c (quals_from_declspecs): New.
8105 (shadow_tag_warned): Give more specific message for useless type
8107 (build_array_declarator, set_array_declarator_inner,
8108 grokdeclarator, make_pointer_declarator, build_null_declspecs,
8109 declspecs_add_qual): Update for changed structures.
8111 2004-09-14 Jeff Law <law@redhat.com>
8113 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
8115 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
8116 (dom_opt_initialize_block_local_data): No longer test state
8118 (dom_opt_finalize_block): Update due to change in scope of
8120 (optimize_stmt): Similarly.
8122 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8124 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
8125 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
8126 comment typos. Follow spelling conventions.
8128 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8130 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
8131 config/i386/predicates.md, config/sparc/sparc.c: Follow
8132 spelling conventions.
8134 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8135 Steven Bosscher <stevenb@suse.de>
8137 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
8138 * basic-block.h (struct reorder_block_def): Add copy_number field.
8139 * cfgloop.h (biv_p): Declare.
8140 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
8141 * common.opt (fsplit-ivs-in-unroller): New flag.
8142 * loop-iv.c (biv_p): New function.
8143 * loop-unroll.c: Include hashtab.h and recog.h.
8144 (struct iv_to_split, struct split_ivs_info): New types.
8145 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
8146 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
8147 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
8148 insert_base_initialization, split_iv): New functions.
8149 (peel_loop_completely, unroll_loop_constant_iterations,
8150 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
8152 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
8154 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8156 * tree-cfg.c (thread_jumps): Update dominators correctly in
8157 case destination of threaded edge dominates its source.
8159 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8161 * unroll.c: Removed.
8163 * Makefile.in (LOOP_H, unroll.o): Removed.
8164 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
8166 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
8168 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
8169 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
8170 * loop.c: Do not include loop.h.
8171 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
8172 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
8173 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
8174 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
8175 struct loop_regs, struct loop_movables, struct loop_info): Moved
8177 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
8178 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
8179 find_common_reg_term, loop_iterations, final_giv_value): Moved
8181 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
8182 loop_dump_stream, for_each_insn_in_loop, express_from,
8183 extend_value_for_giv, loop_iv_add_mult_emit_before,
8184 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
8185 loop_insn_first_p, get_condition_for_loop,
8186 loop_insn_emit_before, loop_insn_hoist,
8187 loop_insn_sink): Made static.
8188 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
8190 (strength_reduce): Do not call unroller.
8191 (record_giv): Do not initialize unrolled field.
8192 (prescan_loop): Do not set loop_info->preconditioned.
8193 * passes.c: Do not include loop.h.
8194 (rest_of_handle_loop_optimize): Do not call unroller.
8195 * predict.c: Do not include loop.h.
8196 * rtl.h (NOTE_PRECONDITIONED): Removed.
8197 * stmt.c: Do not include loop.h.
8198 * toplev.c: Do not include loop.h.
8199 (process_options): Do not handle flag_old_unroll_loops.
8201 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
8202 Documentation removed.
8203 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
8205 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
8207 * Makefile.in (STAGE1_CHECKING): New variable.
8208 (stage1_build): Use it.
8209 * tree-ssa.c (verify_ssa): Preserve state of dominance
8212 2004-09-14 Uros Bizjak <uros@kss-loka.si>
8214 * config/i386/i386.c (output_fp_compare): Add generation
8215 of ftst instruction.
8216 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
8217 Use output_fp_compare () function.
8218 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
8219 (fix_truncdi_memory): Remove operands[5] copy.
8221 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8223 * config/m32r/m32r.md, config/m68k/m68kelf.h,
8224 config/mcore/mcore.md, config/rs6000/linux64.h,
8225 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
8228 2004-09-13 James E Wilson <wilson@specifixinc.com>
8230 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
8231 * gen-protos.c: Include errors.h.
8234 2004-09-14 Jan Hubicka <jh@suse.cz>
8236 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
8237 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
8238 (predict_loops): Use number_of_iterations_exit to predict
8239 number of iterations on trees.
8241 2004-09-13 Dale Johannesen <dalej@apple.com>
8245 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
8246 objects declared extern.
8248 2004-09-14 Paul Brook <paul@codesourcery.com>
8250 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
8253 2004-09-13 Daniel Jacobowitz <dan@debian.org>
8255 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
8256 Only use TYPE_BINFO for aggregates.
8258 2004-09-13 Daniel Jacobowitz <dan@debian.org>
8260 * expmed.c (synth_mult): Initialize latency. Check cost before
8263 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
8265 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
8266 add_call_clobber_ops and add_call_read_ops.
8267 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
8268 the number of vdefs and vuses inserted based on analysis of global
8269 variables across calls. * tree-dfa.c (find_referenced_vars):
8270 Needed to reset static var maps before each function is compiled.
8272 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
8273 static_vars_info,functions_to_static_vars_info,module_statics_escape,
8274 all_module_statics,searchc_env,dfs_info): New fields to support
8275 analysis of static global variables.
8276 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
8277 cgraph_reset_static_var_maps, get_global_static_vars_info,
8278 get_global_statics_not_read, get_global_statics_not_written,
8279 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
8280 check_rhs_var, check_lhs_var, get_asm_expr_operands,
8281 process_call_for_static_vars, scan_for_static_refs,
8282 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
8283 clear_static_vars_maps, cgraph_propagate_bits,
8284 cgraph_characterize_statics): New. Functions to support analysis
8285 of static global variables.
8286 (cgraph_mark_local_and_external_functions): Renamed from:
8287 (cgraph_mark_local_functions)
8288 (cgraph_expand_all_functions): Remove call to
8289 cgraph_mark_local_and_external_functions.
8290 (cgraph_optimize): Added driver to analyze static variables whose
8291 scope is within the compilation unit. * cgraph.h (struct
8292 cgraph_local_info, GTY): Added statics_read, statics_written,
8293 local, calls_read_all, calls_write_all, for_functions_valid.
8294 (struct cgraph_node): Added next_cycle. * cgraph.c
8295 (dump_cgraph_node): Added print routines for new fields. *
8296 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
8299 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
8301 * c-decl.c (grokdeclarator): Correct comments about where storage
8302 class specifiers are rejected by grammar and add corresponding
8303 asserts. Diagnose typedefs and parameters declared inline.
8304 Change warning for inline main to a pedwarn. Only diagnose inline
8306 (declspecs_add_scspec): Allow duplicate "inline".
8308 2004-09-13 Steve Ellcey <sje@cup.hp.com>
8310 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
8311 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
8313 2004-09-13 Richard Henderson <rth@redhat.com>
8316 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
8317 (tree_type): Replace spare with contains_placeholder_bits.
8318 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
8319 make static. Remove seen_types list.
8320 (type_contains_placeholder_p): New.
8322 2004-09-13 James E Wilson <wilson@specifixinc.com>
8324 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
8325 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
8326 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
8327 bdesc_arrays instead of mips_bdesc.
8328 (mips_init_builtins): Likewise.
8329 * config/mips/mips.h (TARGET_SB1): New.
8330 (HAVE_SQRT_P): Delete.
8331 * config/mips/mips.md (divide_condition): Support V2SF.
8332 (sqrt_condition, recip_condition): New.
8333 (div<mode>3): Use ANYF instead of SCALARF.
8334 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
8336 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
8337 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
8339 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
8340 instead of SCALARF. Use UNITMODE instead of MODE.
8342 2004-09-13 Zack Weinberg <zack@codesourcery.com>
8344 * config.in: Regenerate after removal of libbanshee.
8346 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
8348 PR tree-optimization/17400
8349 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8350 coalesce partitions when one occurs in an abnormal PHI.
8352 2004-09-13 Andrew Pinski <apinski@apple.com>
8354 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
8357 2004-09-13 Richard Henderson <rth@redhat.com>
8360 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
8361 (cselib_invalidate_rtx_note_stores): New.
8362 (cselib_record_sets, cselib_process_insn): Update to match.
8363 * cselib.h (cselib_invalidate_rtx): Declare.
8364 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
8366 2004-09-13 Richard Henderson <rth@redhat.com>
8369 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
8370 after copying its argument.
8372 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
8374 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
8375 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
8376 in diagnostics. Use %' for English apostrophes.
8377 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
8378 (pedwarn_c90, pedwarn_c99): Use it.
8379 * c-decl.c (lookup_label): Quote label name in diagnostic.
8380 * c-parse.in (yyprint): Use ' instead of ` for left quote.
8381 * c-typeck.c (warn_for_assignment): Likewise.
8383 2004-09-13 Jan Hubicka <jh@suse.cz>
8385 * i386.c (x86_schedule): New global variable.
8386 (override_options): Disable scheduling when not supported.
8387 * i386.h (x86_schedule): Declare.
8388 (TARGET_SCHEDULE): New macro.
8390 2004-09-12 Richard Henderson <rth@redhat.com>
8393 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
8394 * tree.c, tree.h (has_cleanups): Remove.
8396 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8398 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
8399 arguments of the phi nodes correctly.
8401 2004-09-12 Jan Hubicka <jh@suse.cz>
8403 * ggc-common.c (cmp_statistics): Fix sorting.
8405 2004-09-12 David Edelsohn <edelsohn@gnu.org>
8408 * expmed.c (expand_divmod): If cheap power of 2 divide is
8409 available, use it for negative constant as well.
8411 2004-09-12 Andrew Pinski <apinski@apple.com>
8413 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
8416 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
8418 2004-09-12 Richard Henderson <rth@redhat.com>
8420 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
8422 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
8423 post-reload, and scratch NULL.
8424 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
8425 (x86_shift_adj_2): Use ix86_expand_clear.
8426 (ashldi3): Remove CMOVE expansion difference.
8427 (ashldi3_1): Remove.
8428 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
8429 add constraints for immediates. New peephole for split-with-temp.
8430 Run splitter after peep2 pass.
8431 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
8432 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
8433 (setcc_2): Rename with *.
8434 * config/i386/predicates.md (reg_or_pm1_operand): New.
8435 (ashldi_input_operand): New.
8437 2004-09-12 Richard Henderson <rth@redhat.com
8439 * print-rtl.c (print_decl_name): New.
8440 (print_mem_expr): Use it.
8442 2004-09-12 Richard Henderson <rth@redhat.com
8445 * except.c (sjlj_emit_function_exit): Fix logic locating
8446 sjlj_exit_after in final block.
8448 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
8450 * common.opt: Remove flags -fmove-all-movables and
8452 * loop-invariant.c (find_invariants_to_move):
8453 Remove all uses of flag_move_all_movables.
8454 * loop.c (move_movables): Remove all uses of
8455 flag_move_all_movables.
8456 (strength_reduce): Remove all uses of
8457 flag_reduce_all_givs.
8458 * doc/invoke.texi: Remove documentation of flags
8459 -fremove-all-movables and -freduce-all-givs.
8461 2004-09-11 Roger Sayle <roger@eyesopen.com>
8464 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
8465 change. elt->type may be a floating point type, so use fold_convert.
8467 2004-09-11 Geoffrey Keating <geoffk@apple.com>
8469 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
8470 the thing referenced as used, not the stub itself.
8472 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
8474 * c-tree.h (enum c_storage_class): New.
8475 (struct c_declspecs): Add storage_class, inline_p and thread_p.
8476 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
8477 declarations and "auto" or "register" in file scope empty
8478 declarations. Give more specific warnings for other cases of
8479 storage class specifiers in empty declarations.
8480 (grokdeclarator): Update for new structures. Don't check for
8481 multiple storage classes. Diagnose file-scope "register" if
8483 (build_null_declspecs): Update.
8484 (declspecs_add_scspec): Update. Diagnose multiple storage class
8485 specifiers and invalid uses of "__thread".
8487 2004-09-11 Zack Weinberg <zack@codesourcery.com>
8489 * tree.c (tree_code_size): New function, bulk of code from tree_size.
8490 (tree_size, make_node): Use it.
8491 * tree-ssa-pre.c (init_pre): Use it.
8492 * tree.h: Prototype it.
8494 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8496 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
8497 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
8498 redirect_immediate_use): Use PHI_DF.
8499 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
8500 (bb_for_stmt): Use PHI_BB.
8501 (get_immediate_uses): Use PHI_DF.
8502 * tree-ssa-dse.c (max_stmt_uid): New variable.
8503 (get_stmt_uid): New function.
8504 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
8506 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
8507 (max_uid): Renamed to max_stmt_uid.
8508 (get_stmt_uid): New function.
8509 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
8510 phi node annotations.
8511 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
8512 * tree.h (PHI_BB, PHI_DF): New accessor functions.
8513 (struct tree_phi_node): Add bb and df fields.
8515 2004-09-11 Richard Henderson <rth@redhat.com>
8518 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
8521 2004-09-11 Jan Hubicka <jh@suse.cz>
8523 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
8524 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
8525 * i386.md (i387_cw): Add 'uninitialized' mode.
8527 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
8528 (output_location): Break out from ....
8529 (branch_prob): ... here; handle gcov output on trees.
8530 * toplev.c (process_options): No longer be sorry about coverage for
8533 2004-09-11 Steven Bosscher <stevenb@suse.de>
8536 * fold-const.c (fold): Do not try to fold the operand of a
8537 CLEANUP_POINT_EXPR if that operand does itself not have any
8541 * langhooks.c (lhd_decl_printable_name): Make sure that this
8542 function is called with is a decl node that has an identifier.
8543 * tree-pretty-print.c (dump_function_name): New function to
8544 wrap PRINT_FUNCTION_NAME and dump_decl_name.
8545 (print_call_name): Use it.
8547 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
8549 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
8552 2004-09-11 Jakub Jelinek <jakub@redhat.com>
8554 * tree-ssa-alias.c (collect_points_to_info_r): Handle
8555 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
8558 2004-09-11 Richard Henderson <rth@redhat.com>
8560 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
8561 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
8562 operand of the ADDR_EXPR.
8563 (expand_expr_real_1): Update to match.
8565 2004-09-11 David Edelsohn <edelsohn@gnu.org>
8568 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
8569 choose 64-bit version.
8571 2004-09-11 Richard Henderson <rth@redhat.com>
8574 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
8576 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
8578 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
8579 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
8580 Insert @: after i.e. or e.g.
8582 2004-09-10 Geoffrey Keating <geoffk@apple.com>
8584 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
8585 D.xxx rather than <Dxxx>.
8587 2004-09-10 Adam Nemet <anemet@lnxw.com>
8589 * configure.ac (AC_MSG_CHECKING(what linker to use)):
8590 in_tree_ld_is_elf should be true for LynxOS.
8591 * configure: Regenerate.
8593 2004-09-10 Adam Nemet <anemet@lnxw.com>
8595 * Makefile.in (all.cross): Add srcextra.
8597 2004-09-10 Roger Sayle <roger@eyesopen.com>
8600 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
8601 floating point comparison operators. Change aborts to gcc_asserts.
8603 2004-09-10 Geoffrey Keating <geoffk@apple.com>
8605 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
8607 2004-09-10 James E Wilson <wilson@specifixinc.com>
8609 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
8610 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
8612 * convert.c (convert_to_vector): Replace recursive call with
8615 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
8616 Add integer argument named constant. Use const_tiny_rtx instead of
8618 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
8620 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
8622 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
8623 of gen_rtx_raw_CONST_VECTOR.
8625 2004-09-10 Eric Christopher <echristo@redhat.com>
8628 * c-parse.in (attribute): Add NULL_TREE for error case
8631 2004-09-10 Zack Weinberg <zack@codesourcery.com>
8633 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
8634 (extract_interface_info): Delete prototype.
8635 * c-decl.c (extract_interface_info): Delete stub.
8636 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
8637 it's not already been done ...
8638 (init_c_lex): ... not here.
8639 (fe_file_change): Don't call extract_interface_info.
8641 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
8643 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
8644 typedef_p and typedef_signed_p.
8645 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
8646 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
8647 Check typedef_p and typedef_signed_p, not typedef_decl.
8648 (grokfield): Check typedef_p, not typedef_decl.
8649 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
8651 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
8654 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8656 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
8658 2004-09-10 Geoffrey Keating <geoffk@apple.com>
8660 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
8661 temporary variables.
8663 * dbxout.c (dbxout_block): Update for
8664 current_function_func_begin_label a string.
8665 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
8666 * except.c (dw2_output_call_site_table): Likewise.
8667 * toplev.c (current_function_func_begin_label): Likewise.
8668 * tree.h (current_function_func_begin_label): Likewise.
8669 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
8671 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
8674 * config/darwin.c: Include target.h.
8675 (struct machopic_indirection): Make ptr_name a string.
8676 (machopic_indirection_hash): Update for ptr_name a string.
8677 (machopic_indirection_eq): Likewise.
8678 (machopic_indirection_name): Likewise.
8679 (machopic_output_indirection): Likewise.
8680 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
8681 string. Don't expect stub names to be in the identifier hash table.
8682 Do call strip_name_encoding before looking up entry in ID hash table.
8683 * config/t-darwin (darwin.o): Add target.h to dependencies.
8685 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
8686 of fprintf for register names.
8688 * output.h (unlikely_section_label): Delete declaration.
8689 (unlikely_text_section_name): Likewise.
8690 * varasm.c (unlikely_section_label_printed): Make static.
8691 (unlikely_section_label): Likewise.
8692 (unlikely_text_section_name): Likewise.
8693 (assemble_start_function): Use reconcat.
8695 * rtl.def (REG): Add comment to describe third field.
8697 2004-09-10 Andrew Pinski <apinski@apple.com>
8699 * config/darwin.c (machopic_mcount_stub_name): Call
8700 machopic_indirection_name instead of making the string
8703 2004-09-10 Diego Novillo <dnovillo@redhat.com>
8707 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
8709 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
8710 memory tag is call clobbered, so are its aliases.
8711 (group_aliases): When two memory tags being grouped, if one is
8712 call clobbered, so are the other and its aliases.
8713 (add_may_alias): Remove call-clobbering stuff.
8714 (replace_may_alias): Likewise.
8715 (merge_pointed_to_info): Merge pt_global_mem
8717 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8719 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
8720 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
8721 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
8722 tree-scalar-evolution.c, tree-ssa-copyrename.c,
8723 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
8725 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
8727 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
8728 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
8729 pair. Remove match_dup from inputs. Remove masaccs handling.
8730 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
8731 (masaccs, mdasaccs): Turn into define_insns.
8733 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
8735 * tree-tailcall.c (process_assignment): Only do accumulator transforms
8736 for floating-point types if flag_unsafe_math_optimizations.
8738 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8740 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
8741 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
8742 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
8743 config/h8300/h8300.md, config/i386/gmm_malloc.h,
8744 config/ia64/ia64.md, config/ip2k/libgcc.S,
8745 config/mips/mips-ps-3d.md, config/mips/mips.c,
8746 config/rs6000/rs6000.c, config/s390/s390.c,
8747 config/sh/symbian.c: Fix comment typos.
8749 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
8751 * config/s390/s390.c (s390_emit_prologue): Added missing
8754 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8756 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
8757 typos. Follow spelling conventions.
8759 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
8761 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
8762 in diagnostic. Don't dereference NULL TYPE_NAME.
8764 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8766 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
8767 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
8768 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
8769 value-prof.c: Fix comment typos. Follow spelling conventions.
8771 2004-09-10 Jan Hubicka <jh@suse.cz>
8773 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
8774 * tree-split_edge.c (tree_split_edge): Likewise.
8775 (thread_jumps): Likewise.
8777 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
8779 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
8782 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
8784 * cgraph.h (cgraph_dump_file): Do not declare.
8785 * cgraphunit.c (cgraph_dump_file): Declare as static.
8787 * toplev.c (cgraph_dump_file): Do not declare.
8788 (compile_file): Call init_cgraph.
8789 * tree-dump.c (dump_files): Add IPA dump file, remove
8790 XML dump of call graph.
8791 (get_dump_file_name): Support IPA dump file naming scheme.
8792 * tree.h (enum tree_dump_index): Add IPA dump file, remove
8793 XML dump of call graph.
8794 * doc/invoke.texi (Debugging Options): Document the new options.
8796 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
8798 * doc/extend.texi: Document the FR-V built-in functions.
8800 2004-09-09 James E Wilson <wilson@specifixinc.com>
8802 * doc/sourcebuild.texi: Delete libbanshee reference.
8804 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
8806 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
8808 2004-09-09 James E Wilson <wilson@specifixinc.com>
8810 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
8811 before calling vector_types_convertible_p.
8812 (digest_init): Check that inside_init has VECTOR_TYPE before calling
8813 vector_types_convertible_p. Don't give another error if
8814 convert_for_assignment returns error_mark_node.
8816 2004-09-09 Roger Sayle <roger@eyesopen.com>
8819 * fold-const.c (build_zero_vector): New function to construct a
8820 vector (either floating point or integer) of zeros.
8821 (fold_convert): Internally, enable conversions of integer zero
8822 to arbitrary vector types, using the new build_zero_vector.
8824 2004-09-09 Roger Sayle <roger@eyesopen.com>
8826 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
8827 expand a left shift by an immediate constant as either an ashl or
8828 a sequence of additions.
8829 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
8830 instead of calling gen_ashlsi3 with a constant directly.
8832 2004-09-09 Roger Sayle <roger@eyesopen.com>
8834 * config/i386/i386.c (ix86_split_long_move): When optimizing for
8835 size, and the low and high parts of a DImode constant are equal,
8836 copy one register to another instead of loading the same immediate
8839 2004-09-09 Richard Henderson <rth@redhat.com>
8842 * function.c (assign_parm_setup_block): Only put PARALLELs into
8843 a register if use_register_for_decl.
8845 2004-09-09 Eric Christopher <echristo@redhat.com>
8847 * ra-colorize.c (reset_lists): Move variable declaration inside
8848 ENABLE_CHECKING to avoid unused variable warnings when
8849 not --enable-checking.
8850 (check_colors): Ditto.
8852 2004-09-09 Mike Stump <mrs@apple.com>
8854 * version.c (version_string): Bump to 4.0.0.
8855 * doc/include/gcc-common.texi (version-GCC): Likewise.
8857 2004-09-10 Jakub Jelinek <jakub@redhat.com>
8859 * doc/extend.texi (nothrow attribute): The attribute is not
8860 implemented in 3.2 and earlier.
8862 2004-09-09 Steve Ellcey <sje@cup.hp.com>
8864 * genrecog.c (compute_predicate_codes): Use op0_codes
8867 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
8869 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
8870 implementation changes.
8872 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
8874 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
8875 a PARALLEL instead of a SET due to added clobbers.
8877 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
8879 * reload.c (find_reloads_address): Pass correct operand to
8880 maybe_memory_address_p.
8882 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
8884 * Makefile.in: Remove libbanshee, tree-alias-*.
8885 Remove tree-alias-common.h dependencies.
8886 * common.opt: Remove -ftree-points-to.
8887 * configure.ac: Remove libbanshee.
8888 * flags.h: Remove pta_type, flag_tree_points_to.
8889 * gengtype.c (open_base_files): Remove tree-alias-type.h.
8890 * opts.c (OPT_ftree_points_to): Remove.
8891 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
8892 * tree-dfa.c: Remove tree-alias-common.h
8893 * tree-into-ssa.c: Ditto.
8894 * tree-outof-ssa.c: Ditto.
8895 * tree-ssa-copyrename.c: Ditto.
8896 * tree-ssa-live.c: Ditto.
8897 * tree-optimize.c: Ditto.
8898 * tree-ssa.c: Ditto.
8899 Remove pass_build_pta, pass_del_pta.
8900 * tree-pass.h: Ditto.
8901 * tree-ssa-alias.c: Remove tree-alias-common.h.
8902 (struct alias_stats_d): Remove pta_queries, pta_resolved.
8903 (pass_may_alias): Remove PROP_pta requirement.
8904 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
8905 (get_tmt_for): Ditto.
8906 (dump_alias_stats): Ditto.
8907 * doc/passes.texi: Remove blurb about points-to analysis.
8908 * fortran/Make-lang.in: Remove tree-alias-*.o.
8910 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
8912 * genattrtab.c (write_insn_cases): New function, split out from
8913 write_attr_case. Correctly handle define_peepholes when printing
8914 the instruction name.
8915 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
8917 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
8920 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
8921 * config/cris/cris.c (cris_return_address_on_stack): New function.
8922 * config/cris/cris.md ("return"): For location of return address,
8923 also check cris_return_address_on_stack.
8925 2004-09-09 Diego Novillo <dnovillo@redhat.com>
8927 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
8928 calling phi_ssa_name_p.
8930 2004-09-09 Richard Henderson <rth@redhat.com>
8933 * c-typeck.c (valid_compound_expr_initializer): Use only
8934 initializer_constant_valid_p, and not TREE_CONSTANT.
8935 (digest_init): Likewise.
8936 (output_init_element): Likewise.
8938 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8940 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
8941 live_out_1, prune_hardregs_for_mode, init_one_web_common,
8942 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
8943 record_conflict, compare_and_free_webs, init_webs_defs_uses,
8944 parts_to_webs_1, parts_to_webs, reset_conflicts,
8945 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
8946 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
8947 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
8948 put_move, remove_move, combine, select_spill, colorize_one_web,
8949 try_recolor_web, insert_coalesced_conflicts, check_colors,
8950 break_precolored_alias, restore_conflicts_from_coalesce,
8951 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
8952 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
8953 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
8954 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
8955 check_df): Likewise.
8956 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
8957 real_arithmetic, real_compare, real_exponent, real_ldexp,
8958 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
8959 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
8960 real_digit, real_nan, real_maxval, round_for_format, real_convert,
8961 real_to_target, real_from_target, real_hash, encode_ieee_single,
8962 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
8963 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
8964 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
8965 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
8966 extract_insn, peep2_next_insn, peep2_reg_dead_p,
8967 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
8968 if_test_bypass_p): Likewise.
8969 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
8970 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
8971 emit_swap_insn, swap_to_top, move_for_stack_reg,
8972 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
8973 compensate_edge, convert_regs_1): Likewise.
8974 * regclass.c (init_reg_sets, init_reg_sets_1,
8975 memory_move_secondary_cost): Likewise.
8976 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
8978 * reload.c (push_secondary_reload, find_valid_class, push_reload,
8979 operands_match_p, decompose, immune_p, find_reloads,
8980 find_reloads_toplev, find_reloads_address_1, subst_reloads,
8981 copy_replacements, refers_to_regno_for_reload_p,
8982 reg_overlap_mentioned_for_reload_p): Likewise.
8983 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
8984 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
8985 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
8986 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
8987 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
8988 do_output_reload, fixup_abnormal_edges): Likewise.
8989 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
8990 fill_slots_from_thread, relax_delay_slots): Likewise.
8991 * resource.c (mark_referenced_resources, mark_set_resources):
8993 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
8994 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
8995 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
8996 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
8997 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
8998 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
8999 * rtlhooks.c (gen_lowpart_general): Likewise.
9000 * sbitmap.c (sbitmap_difference): Likewise.
9001 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
9002 sched_analyze, add_forward_dependence): Likewise.
9003 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
9004 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
9005 schedule_insns): Likewise.
9006 * sched-vis.c (print_pattern): Likewise.
9007 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
9008 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9009 simplify_const_relational_operation, simplify_ternary_operation,
9010 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
9012 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
9013 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
9014 resolve_operand_name_1, expand_return, expand_decl,
9015 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
9016 * stor-layout.c (put_pending_size, smallest_mode_for_size,
9017 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
9018 set_sizetype, get_mode_bounds): Likewise.
9020 2004-09-09 Zack Weinberg <zack@codesourcery.com>
9022 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
9023 * config/arm/pecoff.h, config/i386/beos-elf.h
9024 * config/i386/cygming.h, config/i386/i386-interix.h:
9025 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
9026 comment cloned from manual.
9027 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
9029 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
9031 * builtins.c (build_va_arg_indirect_ref): New function.
9032 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
9033 build_fold_indirect_ref.
9034 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
9035 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
9036 * tree.h: Declare new function.
9038 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9040 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
9041 dumping for development builds.
9042 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
9043 development builds only.
9044 * genattrtab.c (write_eligible_delay): Fix typo in previous
9046 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
9049 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9051 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
9052 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
9053 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
9054 hoist_code, extract_mentioned_regs_helper, compute_store_table,
9055 insert_store): Use gcc_assert and gcc_unreachable.
9056 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
9057 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
9058 ggc_record_overhead): Likewise.
9059 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
9060 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
9061 ggc_pop_context, clear_marks, validate_free_objects,
9062 ggc_pch_read): Likewise.
9063 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
9064 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
9065 ggc_push_context, check_cookies, ggc_collect,
9066 ggc_print_statistics): Likewise.
9067 * gimple-low.c (lower_function_body, lower_stmt,
9068 lower_bind_expr): Likewise.
9069 * gimplify.c (gimple_tree_eq, push_gimplify_context,
9070 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
9071 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
9072 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
9073 gimplify_case_label_expr, gimplify_exit_block_expr,
9074 canonicalize_component_ref, gimplify_compound_lval,
9075 gimplify_self_mod_expr, gimplify_call_expr,
9076 gimplify_init_ctor_eval, gimplify_init_constructor,
9077 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
9078 gimplify_expr, check_pointer_types_r,
9079 force_gimple_operand): Likewise.
9080 * global.c (global_alloc, build_insn_chain): Likewise.
9081 * graph.c (clean_graph_dump_file,
9082 finish_graph_dump_file): Likewise.
9083 gcov-io.c (gcov_open): Use GCOV_CHECK.
9085 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9087 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
9089 2004-09-09 Jan Hubicka <jh@suse.cz>
9092 * tree-inline.c (expand_call_inline): Make overactive sanity check
9095 2004-09-09 Jan Hubicka <jh@suse.cz>
9097 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
9100 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9102 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
9103 (gengtype.o): Depend on errors.h.
9104 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
9105 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
9106 attr_alt_subset_p, attr_alt_subset_of_compl_p,
9107 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
9108 write_test_expr, write_attr_value, write_eligible_delay,
9109 make_internal_attr, make_numeric_value): Likewise.
9110 * genautomata.c (regexp_name, get_str_vect,
9111 gen_presence_absence_set, automaton_decl_hash,
9112 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
9113 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
9114 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
9115 test_unit_reserv, it_is_empty_reserv_sets,
9116 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
9117 reserv_sets_and, output_cycle_reservs, get_free_state,
9118 intersected_state_reservs_p, states_union, remove_arc,
9119 copy_insn_regexp, transform_1, transform_2, transform_3,
9120 regexp_transform_func, store_alt_unit_usage,
9121 check_regexp_units_distribution, process_seq_for_forming_states,
9122 process_alts_for_forming_states, make_automaton,
9123 form_arcs_marked_by_insn, create_composed_state,
9124 set_out_arc_insns_equiv_num, partition_equiv_class,
9125 process_insn_equiv_class, set_insn_equiv_classes,
9126 units_to_automata_heuristic_distr, form_regexp,
9127 longest_path_length, output_dfa_max_issue_rate, add_vect,
9128 out_state_arcs_num, add_vect_el, output_trans_table,
9129 output_state_alts_table, output_dead_lock_vect,
9130 output_max_insn_queue_index_def,
9131 output_min_insn_conflict_delay_func,
9132 output_internal_insn_latency_func, output_print_reservation_func,
9133 output_cpu_unit_reservation_p, output_state_arcs,
9134 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
9135 make_default_insn_latency_attr,
9136 form_important_insn_automata_lists): Likewise.
9137 * genemit.c (gen_exp, output_add_clobbers,
9138 output_added_clobbers_hard_reg_p): Likewise.
9139 * genextract.c (print_path, main): Likewise.
9140 * genflags.c (gen_macro): Likewise.
9141 * gengenrtl.c: Include errors.h
9142 (type_from_format, accessor_from_format): Likewise.
9143 * gengtype.c (get_file_basename, output_mangled_typename,
9144 walk_type, write_types_process_field,
9145 write_types_local_process_field): Likewise.
9146 * genmodes.c (complete_mode): Likewise.
9147 * genopinit.c (gen_insn): Likewise.
9148 * genoutput.c (output_insn_data, check_constraint_len,
9149 constraint_len): Likewise.
9150 * genpreds.c (add_mode_tests):Likewise.
9151 * gen-protos.c (add_hash): Likewise.
9152 * genrecog.c (find_operand, find_matching_operand,
9153 validate_pattern, add_to_sequence, maybe_both_true,
9154 nodes_identical_1, merge_trees, write_switch, write_cond,
9155 write_action, is_unconditional, make_insn_sequence,
9156 debug_decision_2): Likewise.
9157 * gensupport.c (is_predicable, collect_insn_data,
9158 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
9160 2004-09-09 Jan Hubicka <jh@suse.cz>
9162 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
9163 * cfgbuild.c (compute_outgoing_frequencies): When probability is
9165 (find_many_sub_basic_blocks): Do update profile only when it is
9167 * predict.c (set_even_probabilities): Break out from ...
9168 (combine_predictions_for_insn): ... here; deal with
9169 !can_predict_insn_p insns.
9170 (combine_predictions_for_bb): Use set_even_probabilities.
9171 (bb_estimate_probability_locally): Break out from ....
9172 (estimate_probability): ... here.
9173 (guess_outgoing_edge_probabilities): New entry point.
9175 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9177 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
9178 handle_braces, process_brace_body, main, used_arg,
9179 set_multilib_dir, print_multilib_info): Use fatal, not abort.
9181 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
9183 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
9184 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
9185 Morgan's theorem in last checkin.
9187 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9188 Nathan Sidwell <nathan@codesourcery.com>
9190 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
9191 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
9192 * timevar.c (timevar_push, timevar_pop, timevar_start,
9193 timevar_stop): Likewise.
9194 * toplev.c (default_pch_valid_p): Likewise.
9195 * tracer.c (tail_duplicate): Likewise.
9196 * tree-alias-common.c (get_alias_var_decl,
9197 get_values_from_constructor, create_alias_var, delete_alias_vars,
9198 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
9200 * tree.c (tree_size, make_node_stat, copy_node_stat,
9201 build_int_cst_wide, integer_all_onesp, list_length, chainon,
9202 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
9203 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
9204 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
9205 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
9206 build_method_type_directly, decl_type_context, get_callee_fndecl,
9207 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
9208 tree_fold_gcd): Likewise.
9209 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
9210 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
9211 cleanup_control_expr_graph, find_taken_edge,
9212 find_taken_edge_switch_expr, phi_alternatives_equal,
9213 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
9214 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
9215 tree_split_edge, tree_verify_flow_info, thread_jumps,
9216 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
9217 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
9218 chrec_fold_multiply_poly_poly): Likewise.
9219 * tree-complex.c (extract_component, expand_complex_division,
9220 expand_complex_comparison, expand_complex_operations_1,
9221 build_replicated_const, expand_vector_operations_1): Likewise.
9222 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
9223 build_classic_dir_vector): Likewise.
9224 * tree-dfa.c (compute_immediate_uses_for_phi,
9225 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
9226 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
9227 * tree-dump.c (dequeue_and_dump): Likewise.
9228 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
9229 record_in_finally_tree, replace_goto_queue_1,
9230 maybe_record_in_goto_queue, verify_norecord_switch_expr,
9231 do_return_redirection): Likewise.
9232 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
9233 add_to_dst_predicate_list, find_phi_replacement_condition,
9234 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
9236 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
9237 initialize_inlined_parameters, declare_return_variable,
9238 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
9239 optimize_inline_calls, copy_tree_r): Likewise.
9240 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
9241 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
9242 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
9243 tsi_split_statement_list_after, tsi_split_statement_list_before):
9245 * tree-mudflap.c (mf_varname_tree): Likewise.
9246 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
9247 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
9248 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9249 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
9250 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
9251 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
9253 * tree-phinodes.c (resize_phi_node, add_phi_arg,
9254 remove_all_phi_nodes_for): Likewise.
9255 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
9256 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
9257 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
9258 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
9259 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
9260 generate_one_element_ref, generate_element_copy,
9261 generate_element_zero, scalarize_copy, scalarize_init,
9262 scalarize_ldst): Likewise.
9263 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
9264 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
9265 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
9266 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
9267 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
9268 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
9269 widen_bitfield, ccp_fold_builtin): Likewise.
9270 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
9271 replace_exp_1, propagate_tree_value): Likewise.
9272 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9273 * tree-ssa-dce.c (set_control_dependence_map_bit,
9274 find_control_dependence, find_pdom, mark_operand_necessary,
9275 mark_stmt_if_obviously_necessary,
9276 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
9277 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
9278 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
9279 eliminate_redundant_computations, avail_expr_eq): Likewise.
9280 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
9281 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9282 duplicate_blocks): Likewise.
9283 * tree-ssa-loop-im.c (for_each_index, set_level,
9284 is_call_clobbered_ref): Likewise.
9285 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
9286 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
9287 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
9288 peel_address, ptr_difference_cost, may_replace_final_value,
9289 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
9290 rewrite_use, rewrite_uses): Likewise.
9291 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9292 check_loop_closed_ssa_use): Likewise.
9293 * tree-ssanames.c (make_ssa_name): Likewise.
9294 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
9295 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
9296 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
9297 get_indirect_ref_operands, add_stmt_operand): Likewise.
9298 * tree-ssa-pre.c (value_exists_in_set_bitmap,
9299 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
9300 phi_translate, valid_in_set, compute_antic,
9301 find_or_generate_expression, create_expression_by_pieces, insert_aux,
9302 create_value_expr_from, eliminate): Likewise.
9303 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
9304 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
9306 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
9307 eliminate_tail_call): Likewise.
9308 * tree-vectorizer.c (vect_create_index_for_array_ref,
9309 vect_align_data_ref, vect_create_data_ref,
9310 vect_create_destination_var, vect_get_vec_def_for_operand,
9311 vect_finish_stmt_generation, vect_transform_stmt,
9312 vect_transform_loop_bound, vect_transform_loop,
9313 vect_analyze_operations): Likewise.
9314 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
9316 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
9317 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
9318 bsi_after_labels, bsi_last): Likewise.
9319 * tree-ssa-live.c (var_union, change_partition_var,
9320 create_ssa_var_map, calculate_live_on_entry, root_var_init,
9321 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
9323 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
9324 tpa_find_tree): Likewise.
9325 (register_ssa_partition_check): Declare.
9326 (register_ssa_partition): use it.
9327 * tree-ssa-live.c: Include errors.h.
9328 (register_ssa_partition_check): New.
9329 * tree-ssa-operands.c: Include errors.h.
9330 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
9332 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9333 Catherine Moore <clm@redhat.com>
9335 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
9336 (FRV_CPU_FR405): New processor enums.
9337 (frv_issue_rate, frv_acc_group): Declare.
9338 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
9339 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
9340 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
9341 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
9342 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
9343 handled by CPP_SPEC.
9344 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
9345 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
9346 (ACC_MASK): New macro.
9347 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
9348 (TARGET_MEDIA_FR450): New macro.
9349 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
9350 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
9351 (LABEL_ALIGN_AFTER_BARRIER): Define.
9352 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
9353 (IACC_FIRST, IACC_LAST): New pair of SPRs.
9354 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
9355 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9356 (REGISTER_NAMES): Add entries for new registers.
9357 (REG_CLASS_CONTENTS): Update for new register ranges.
9358 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
9359 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
9360 (PACKING_FLAG_USED_P): Delete.
9361 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
9362 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
9363 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
9364 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
9365 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
9366 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
9367 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
9368 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
9369 (CPU_UNITS_QUERY): Define to 1.
9370 * config/frv/frv.c: Include gt-frv.h
9371 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
9372 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
9373 (frv_insn_group): New enumeration.
9374 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
9375 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
9376 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
9377 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
9378 gap left by REGSTATE_LIVE.
9379 (regstate_t): New typedef.
9380 (TARGET_MACHINE_DEPENDENT_REORG): Define.
9381 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
9382 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
9383 Initialize frv_unit_codes[] and frv_type_to_unit[].
9384 (frv_conditional_register_usage): Remove redundant fixing of
9385 accumulator registers.
9386 (frv_insn_packing_flag): Update specification.
9387 (frv_function_prologue): Don't set frv_insn_packing_flag here.
9388 Zero out frv_nops[].
9389 (frv_expand_epilogue): Remove comments about the no-longer-present
9391 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
9392 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
9393 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
9394 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
9395 packing is disabled and if INSN can only issue to M1.
9396 (call_operand): Check TARGET_LONG_CALLS.
9397 (acc_operand, even_acc_operand, quad_acc_operand)
9398 (accg_operand): Simplify. Don't accept pseudo registers.
9399 (output_move_single): Handle SPR<-zero moves.
9400 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
9401 (frv_registers_update, frv_registers_used_p): Delete.
9402 (frv_registers_set_p): Delete.
9403 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
9404 (frv_issues_to_branch_unit_p): New function.
9405 (frv_packet): New structure.
9406 (frv_cond_flags, frv_regstate_conflict_p): New functions.
9407 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
9408 (frv_registers_update_1, frv_registers_update): New functions.
9409 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
9410 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
9411 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
9412 (frv_sort_insn_group, frv_reorder_packet): New functions.
9413 (frv_pack_insns): Use frv_reorder_packet.
9414 (frv_packet_address): New variable.
9415 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
9416 (frv_register_nop, frv_reorg): New functions.
9417 (bdesc_1arg): Add __SCUTSS.
9418 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
9419 __SUBSS, __SLASS and __SCAN.
9420 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
9421 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
9422 (frv_init_builtins): Register the above builtins.
9423 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
9424 registers. Turn the referenced accumulators into global registers.
9425 (frv_read_iacc_argument): New function.
9426 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
9427 (frv_split_iacc_move): New function.
9428 (frv_expand_builtin): Handle the new builtins.
9429 * config/frv/frv.md: Replace old schedulers with new order-independent
9430 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
9432 (cpu): Add fr550, fr450 and fr405.
9433 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
9434 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
9435 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
9436 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
9437 (fnop, mnop): New patterns.
9438 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
9440 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
9441 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
9443 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
9444 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
9445 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
9446 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
9447 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
9448 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
9449 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
9450 (frv_prefetch0, frv_prefetch): New patterns.
9451 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
9452 -mcpu=simple. Add -mcpu=fr550.
9453 (MULTILIB_DIRNAMES): Update accordingly.
9454 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
9456 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
9457 -mlong-calls and -malign-labels options for FR-V.
9459 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9462 * c-tree.h (struct c_declspecs): New.
9463 (struct c_declarator, struct c_type_name, struct c_parm): Update
9465 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
9466 start_function, start_decl, build_c_parm,
9467 make_pointer_declarator): Update prototypes.
9468 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9469 declspecs_add_scspec, declspecs_add_attrs): New.
9470 (split_specs_attrs): Remove.
9471 * c-parse.in (%union): Add dsptype.
9472 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
9473 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
9474 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
9475 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
9476 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
9477 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
9478 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
9479 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
9480 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
9481 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
9482 maybe_type_quals_attrs): Change to dsptype.
9483 (struct c_declspec_stack): New.
9484 (current_declspecs, declspec_stack): Change type.
9485 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
9487 (extdefs): Likewise.
9488 (setspecs): Likewise.
9489 (fndef): Use current_declspecs for empty declspecs list.
9490 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
9491 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
9492 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
9493 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
9494 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
9495 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
9496 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
9497 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
9498 structures and helper functions. Update comments.
9499 (typespec_nonattr): Correct comment.
9500 (maybe_type_quals_attrs, typename): Update to new structures.
9501 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
9502 shadow_tag, shadow_tag_warned, start_function, start_decl,
9503 build_c_parm, make_pointer_declarator,
9504 set_array_declarator_inner, groktypename): Update to new
9506 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9507 declspecs_add_scspec, declspecs_add_attrs): New.
9508 (split_specs_attrs): Remove.
9509 (shadow_tag_warned): Make warning for useless type names a
9510 pedwarn. Give hard error for long, short, signed, unsigned or
9511 _Complex used with struct, union or enum in empty declaration.
9512 Make found_tag a bool.
9513 (grokdeclarator): Remove checks now done at parse time.
9515 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9517 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
9518 c_declarator, struct c_type_name, struct c_parm): New.
9519 (build_array_declarator, set_array_declarator_inner,
9520 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
9521 start_function, start_decl, build_c_parm, build_attrs_declarator,
9522 build_function_declarator, make_pointer_declarator, c_cast_expr,
9523 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
9524 (build_id_declarator): New.
9525 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
9527 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
9528 ARG_INFO_OTHERS): Remove.
9529 (build_id_declarator): New.
9530 (build_array_declarator, set_array_declarator_inner, groktypename,
9531 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
9532 grokfield, start_function, store_parm_decls_newstyle,
9533 store_parm_decls_oldstyle, store_parm_decls,
9534 build_c_parm, build_attrs_declarator, build_function_declarator,
9535 make_pointer_declarator, grokdeclarator): Update to new
9537 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
9539 (declarator, notype_declarator, after_type_declarator,
9540 parm_declarator, parm_declarator_starttypename,
9541 parm_declarator_nostarttypename, array_declarator, typename,
9542 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
9543 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
9544 parmlist_1, parmlist_2, parmlist_or_identifiers,
9545 parmlist_or_identifiers_1): Use these types.
9546 (primary, after_type_declarator, parm_declarator_starttypename,
9547 notype_declarator, component_decl, component_declarator,
9548 component_notype_declarator, typename, absdcl,
9549 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
9550 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
9552 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9554 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
9555 in_typeof, record_maybe_used_decl, pop_maybe_used,
9556 c_expr_sizeof_expr, c_expr_sizeof_type): New.
9557 * c-decl.c (parser_obstack): New.
9558 (c_init_decl_processing): Initialize parser_obstack.
9559 (c_write_global_declarations_1): Check for used but undefined
9561 * c-parse.in (%union): Add otype.
9562 (save_obstack_position): New.
9564 (unary_expr): Update in_sizeof and in_alignof. Use
9565 c_expr_sizeof_expr and c_expr_sizeof_type.
9566 (sizeof): Update in_sizeof.
9567 (alignof): Update in_alignof.
9568 (typeof): Update in_typeof.
9569 (typespec_nonreserved_nonattr): Call pop_maybe_used.
9570 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
9571 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
9572 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
9573 (build_external_ref): Set C_DECL_USED or call
9574 record_maybe_used_decl if appropriate.
9575 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
9577 2004-09-08 Eric Christopher <echristo@redhat.com>
9579 * builtins.c: Fix prototype for fold_builtin_atan.
9581 2004-09-08 Eric Christopher <echristo@redhat.com>
9583 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
9584 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
9585 fold_builtin_atan): New functions. Migrate function bodies...
9586 (fold_builtin_1): ... from here.
9588 2004-09-09 Alan Modra <amodra@bigpond.net.au>
9590 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
9593 2004-09-08 David Edelsohn <edelsohn@gnu.org>
9595 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
9596 * config/rs6000/power5.md (power5-lmul): Same.
9598 2004-09-08 Richard Henderson <rth@redhat.com>
9601 * function.c (expand_function_end): Have fall-off-the-end
9602 return path jump around return register setup.
9604 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9606 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
9607 (output_return): Do not test for the presence of the 'unimp' insn.
9608 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
9609 as predicates instead of custom ones. Return raw strings when
9611 (output_sibcall): Likewise. Concatenate strings.
9612 (output_ubranch): Remove kludge for TurboSPARC.
9613 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
9614 (output_v9branch): Likewise.
9615 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
9616 <#>: Set sparc_indent_opcode if the delay slot is filled.
9618 <)>: New operand to emit the displacement from the saved PC on return.
9620 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
9621 (ASM_OUTPUT_OPCODE): New macro.
9622 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
9623 * config/sparc/sparc.md (normal_branch, inverted_branch,
9624 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9625 inverted_fpe_branch): Adjust call to output_cbranch.
9626 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
9627 call to output_v9branch.
9628 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
9629 (output_v9branch): Likewise.
9631 2004-09-08 Devang Patel <dpatel@apple.com>
9633 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
9634 -segs_read_only_addr and -segs_read_write_addr.
9635 (WORD_SWITCH_TAKES_ARG): Same.
9637 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
9638 -segs_read_write_addr.
9640 2004-09-08 Richard Henderson <rth@redhat.com>
9642 * function.c (reference_callee_copied): New.
9643 (assign_parm_setup_reg): Use it.
9644 * calls.c (initialize_argument_information): Likewise.
9645 (emit_library_call_value_1): Likewise.
9646 * function.h (reference_callee_copied): Declare.
9648 * target.h (struct gcc_target): Add callee_copies.
9649 * target-def.h (TARGET_CALLEE_COPIES): New.
9650 (TARGET_PASS_BY_REFERENCE): Update default.
9651 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9652 * targhooks.c (hook_callee_copies_named): New.
9653 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
9654 hook_pass_by_reference_false.
9655 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
9656 * targhooks.h: Update decls.
9657 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
9658 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9659 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
9660 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
9661 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9662 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
9663 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9664 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
9665 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9666 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
9667 (mips_callee_copies): New.
9668 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9669 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
9670 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9671 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
9672 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9673 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
9674 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9675 * config/sh/sh.c (sh_callee_copies): New.
9676 (TARGET_CALLEE_COPIES): New.
9677 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9678 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
9679 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
9680 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
9681 for FUNCTION_ARG_CALLEE_COPIES.
9682 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
9684 2004-09-08 Devang Patel <dpatel@apple.com>
9686 * tree-if-conv.c (find_phi_replacement_condition): Return true
9688 (replace_phi_with_cond_modify_expr): Select conditional expr args
9689 based on true edge basic block.
9691 2004-09-08 Jan Hubicka <jh@suse.cz>
9693 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
9694 variables being alias set.
9696 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9698 * final.c (shorten_branches, final, get_insn_template,
9699 output_alternate_entry_point, final_scan_insn, alter_subreg,
9700 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
9701 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
9702 * fix-header.c (lookup_std_proto): Likewise.
9703 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
9704 verify_local_live_at_start, update_life_info, mark_reg,
9705 calculate_global_regs_live, allocate_reg_life_data,
9706 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
9707 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
9708 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
9709 * fold-const.c (force_fit_type, div_and_round_double,
9710 may_negate_without_overflow_p, int_const_binop, const_binop,
9711 size_binop, size_diffop, fold_convert_const, fold_convert,
9712 invert_tree_comparison, swap_tree_comparison,
9713 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
9714 range_binop, make_range, fold_cond_expr_with_comparison,
9715 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
9716 fold_abs_const, fold_not_const, fold_relational_const, round_up,
9717 round_down): Likewise.
9718 * function.c (find_function_data, assign_stack_temp_for_type,
9719 instantiate_virtual_regs_lossage, aggregate_value_p,
9720 assign_parm_find_entry_rtl, assign_parm_setup_block,
9721 expand_function_start, expand_function_end, keep_stack_depressed,
9722 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
9724 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
9726 * Makefile.in (tree-loop-linear.o): Added.
9727 (OBJS-common): Add tree-loop-linear.o
9728 * common.opt: New flag, ftree-loop-linear.
9729 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
9730 * tree-flow.h: Add prototype for linear_transform_loops.
9731 * tree-optimize.c: Add linear transform after vectorization.
9732 * tree-pass.h: Add struct pass_linear_transform.
9733 * tree-ssa-loop.c: Add pass_linear_transform.
9734 * tree-loop-linear.c: New file.
9735 * lambda-code.c: gcc_assertify.
9736 (gcc_loop_to_lambda_loop): Handle all exit tests.
9737 Handle case where we have (invariant >= induction var).
9738 (find_induction_var_from_exit_cond): Ditto.
9740 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
9742 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
9743 memory tag is call clobbered, so are its aliases.
9744 (group_aliases): When two memory tags being grouped, if one is
9745 call clobbered, so are the other and its aliases.
9746 (add_may_alias): Remove call-clobbering stuff.
9747 (replace_may_alias): Likewise.
9748 (merge_pointed_to_info): Merge pt_global_mem
9750 2004-09-08 Jan Hubicka <jh@suse.cz>
9752 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
9753 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
9754 (cgraph_expand_function): Remove stale cgraph edges of currently
9755 compiled function; fix non-unit-at-a-time code copying function
9756 node for later reuse.
9758 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9760 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
9761 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
9762 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
9763 (vec_gc_free, vec_heap_free): New.
9764 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
9765 (DEF_VEC_P): Add allocator argument. Adjust.
9766 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
9767 (DEF_VEC_O): Add allocator argument. Adjust.
9770 * tree.h (tree): Define a GC'd vector.
9771 * lamba-code.c (lambda_loop): Likewise.
9772 * value-prof.h (histogram_value): Likewise.
9774 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9776 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
9777 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
9778 gen_lowpart_common, gen_highpart, gen_highpart_mode,
9779 subreg_highpart_offset, operand_subword, operand_subword_force,
9780 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
9781 set_mem_alias_set, change_address_1, verify_rtx_sharing,
9782 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
9783 try_split, add_insn_after, add_insn_before, remove_insn,
9784 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
9785 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
9786 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
9787 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
9788 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
9789 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
9790 record_path_before_1, check_path_after_1, check_path_after): Likewise.
9791 * except.c (gen_eh_region, resolve_one_fixup_region,
9792 remove_unreachable_regions, convert_from_eh_region_ranges_1,
9793 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
9794 connect_post_landing_pads, sjlj_emit_function_exit,
9795 remove_exception_handler_label, remove_eh_handler,
9796 reachable_next_level, collect_one_action_chain,
9797 output_function_exception_table): Likewise.
9798 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
9799 optimize_save_area_alloca, allocate_dynamic_stack_space,
9800 probe_stack_range, hard_function_value): Likewise.
9801 * expmed.c (mode_for_extraction, store_bit_field,
9802 store_fixed_bit_field, extract_bit_field, expand_shift,
9803 expand_mult_const, expand_mult, choose_multiplier,
9804 expand_mult_highpart, expand_divmod, emit_store_flag,
9805 do_cmp_and_jump): Likewise.
9806 * expr.c (convert_move, convert_modes, move_by_pieces,
9807 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
9808 move_block_from_reg, gen_group_rtx, emit_group_load,
9809 emit_group_move, emit_group_store, use_reg, use_regs,
9810 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
9811 emit_move_insn, emit_move_insn_1, emit_push_insn,
9812 expand_assignment, store_expr, count_type_elements,
9813 store_constructor, store_field, safe_from_p, expand_var,
9814 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
9816 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
9818 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
9819 gcc_assert and gcc_unreachable.
9820 * ddg.c (create_ddg_dependence, add_deps_for_def,
9821 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
9822 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
9823 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
9824 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
9825 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
9826 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
9827 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
9828 dataflow_set_copy, hybrid_search, diagnostic.c,
9829 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
9830 * dojump.c (do_jump): Likewise.
9831 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
9832 compute_dom_fast_query, calculate_dominance_info,
9833 free_dominance_info, get_immediate_dominator,
9834 set_immediate_dominator, get_dominated_by,
9835 redirect_immediate_dominators, nearest_common_dominator,
9836 dominated_by_p, verify_dominators, recount_dominator,
9837 iterate_fix_dominators, add_to_dominance_info,
9838 delete_from_dominance_info): Likewise.
9839 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
9840 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
9841 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
9842 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
9843 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
9844 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
9845 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
9846 output_call_frame_info, output_loc_operands, build_cfa_loc,
9847 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
9848 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
9849 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
9850 splice_child_die, attr_checksum, same_dw_val_p,
9851 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
9852 unmark_dies, value_format, output_loc_list, output_die,
9853 output_pubnames, output_aranges, base_type_die, is_base_type,
9854 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
9855 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
9856 field_byte_offset, add_data_member_location_attribute,
9857 add_const_value_attribute, rtl_for_decl_location,
9858 add_location_or_const_value_attribute, add_byte_size_attribute,
9859 add_bit_offset_attribute, add_bit_size_attribute,
9860 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
9861 decl_start_label, gen_formal_parameter_die,
9862 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
9863 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
9864 force_decl_die, force_type_die, gen_decl_die,
9865 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
9866 dwarf2out_finish): Likewise.
9868 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
9870 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
9871 * builtins.c: Include tree-mudflap.h.
9873 2004-09-08 Uros Bizjak <uros@kss-loka.si>
9875 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
9876 force operand 0.0 into register in XFmode. Also do not force
9877 operand 0.0 into register if !TARGET_CMOVE.
9878 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
9879 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
9880 implement ftst x87 instruction.
9881 (*fp_jcc_7): New insn pattern. Change corresponding split
9882 pattern to handle "general_operand" instead of
9883 "nonimmediate_operand".
9885 2004-09-08 Ben Elliston <bje@au.ibm.com>
9887 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
9889 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
9891 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
9892 generated from standard va_arg expansion.
9893 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
9895 (mf_varname_tree, mf_file_function_line_tree): Add some support
9896 for column numbers if compiled with USE_MAPPED_LOCATION.
9898 2004-09-07 Ziemowit Laski <zlaski@apple.com>
9900 * c-decl.c (groktypename_in_parm_context): Remove function.
9901 * c-tree.h (groktypename_in_parm_context): Remove prototype.
9903 2004-09-07 Ziemowit Laski <zlaski@apple.com>
9905 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
9906 * c-parse.in: Include c-common.h instead of objc-act.h.
9907 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
9908 myparms, myparm): Remove %type declarations.
9909 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
9910 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
9912 (objc_inherit_code, objc_public_flag): Remove.
9913 (typespec_nonreserved_nonattr): Call
9914 objc_get_protocol_qualified_type() instead of get_static_reference()
9915 and get_protocol_reference().
9916 (stmt_nocomp): Call grokparm() on @catch parameter.
9917 (objcdef): Move semantic action to objc_finish_implementation().
9918 (classdef): Move semantic action to objc_start_class_interface(),
9919 objc_continue_interface(), objc_finish_interface(),
9920 objc_start_class_implementation(), objc_continue_implementation(),
9921 objc_start_category_interface() and
9922 objc_start_category_implementation().
9923 (protocoldef): Move semantic actions to objc_start_protocol() and
9924 objc_finish_interface().
9925 (ivar_decl_list): Remove nonterminal.
9926 (visibility_spec): Move semantic actions to objc_set_visibility().
9927 (ivar_decls): Remove assignment to $$.
9928 (ivar_decl): Rephrase in terms of component_decl; call
9929 objc_add_instance_variable().
9930 (ivars, ivar_declarator): Remove nonterminals.
9931 (opt_semi): New nonterminal.
9932 (methodtype): Remove semantic actions.
9933 (methoddef): Move semantic actions to objc_set_method_type(),
9934 objc_start_method_definition() and objc_finish_method_definition().
9935 (methodproto): Move semantic actions to objc_set_method_type() and
9936 objc_add_method_declaration().
9937 (methoddecl): Use objc_typename instead of typename; move semantic
9938 actions to objc_build_method_signature().
9939 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
9940 (optparmlist): Express in terms of optparms and optellipsis.
9941 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
9943 (keyworddecl): Use objc_typename instead of typename.
9944 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
9945 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
9947 2004-09-08 Alan Modra <amodra@bigpond.net.au>
9949 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
9950 (MD_FALLBACK_FRAME_STATE_FOR): Update.
9951 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
9952 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
9953 (MD_FROB_UPDATE_CONTEXT): Remove default.
9954 (uw_update_context_1): Instead #ifdef invocation.
9955 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
9956 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
9957 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
9958 (MD_UNWIND_SUPPORT): Undefine this instead.
9959 * config/i386/gnu.h: Likewise.
9960 * config/alpha/linux-unwind.h: New file, macro converted to
9961 function, extracted from..
9962 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
9963 (MD_UNWIND_SUPPORT): Define.
9964 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
9965 * config/i386/linux-unwind.h, config/i386/linux.h,
9966 config/i386/linux64.h: Likewise.
9967 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
9968 MD_HANDLE_UNWABI too.
9969 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
9970 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
9971 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
9972 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
9973 * config/sparc/linux-unwind.h, config/sparc/linux.h,
9974 config/sparc/linux64.h: Likewise.
9975 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
9976 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
9977 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
9978 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
9979 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
9981 2004-09-07 Jan Hubicka <jh@suse.cz>
9983 * cse.c (fold_rtx): Avoid building of
9984 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
9986 * tree-ssa-pre.c (grand_bitmap_obstack): New.
9987 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
9988 (init_pre): Initialize obstack.
9989 (fini_pre): Free obstack.
9991 2004-09-07 David Daney <ddaney@avtrex.com>
9993 * config.gcc: Added support for --with-divide=[breaks|traps] for
9995 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
9996 (TARGET_DIVIDE_TRAPS): New macro.
9997 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
9998 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
9999 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
10000 GENERATE_DIVIDE_TRAPS.
10001 (mips_output_division): Emit conditional trap if
10002 GENERATE_DIVIDE_TRAPS is set.
10003 * doc/install.texi: Document --with-divide.
10004 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
10006 2004-09-07 Caroline Tice <ctice@apple.com>
10008 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
10009 EDGE_CROSSING, to flags test case.
10011 2004-09-07 Jan Hubicka <jh@suse.cz>
10013 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
10016 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10018 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
10019 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
10020 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
10021 or gcc_unreachable.
10022 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
10023 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
10024 alloc_aux_for_edges, free_aux_for_edges): Likewise.
10025 * cfgcleanup.c (try_forward_edges,
10026 merge_blocks_move_predecessor_nojumps,
10027 merge_blocks_move_successor_nojumps): Likewise.
10028 * cfgexpand.c (expand_gimple_cond_expr,
10029 expand_gimple_tailcall): Likewise.
10030 * cfghooks.c (duplicate_block): Likewise.
10031 * cfglayout.c (record_effective_endpoints,
10032 insn_locators_initialize, change_scope, fixup_reorder_chain,
10033 verify_insn_chain, fixup_fallthru_exit_predecessor,
10034 duplicate_insn_chain, cfg_layout_finalize): Likewise.
10035 * cfgloopanal.c (check_irred): Likewise.
10036 * cfgloop.c (superloop_at_depth, flow_loops_free,
10037 flow_loop_entry_edges_find, flow_loops_find,
10038 flow_loop_outside_edge_p, get_loop_body,
10039 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
10040 get_loop_exit_edges, num_loop_branches, cancel_loop,
10041 verify_loop_structure): Likewise.
10042 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
10043 duplicate_loop_to_header_edge, create_preheader,
10044 create_loop_notes): Likewise.
10045 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
10046 edirect_branch_edge, force_nonfallthru_and_redirect,
10047 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
10048 commit_edge_insertions, commit_edge_insertions_watch_calls,
10049 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
10050 cfg_layout_redirect_edge_and_branch_force,
10051 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
10052 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
10053 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
10054 cgraph_varpool_node): Likewise.
10055 * cgraphunit.c (cgraph_finalize_function,
10056 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
10057 cgraph_expand_function, cgraph_remove_unreachable_nodes,
10058 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
10059 cgraph_mark_inline, cgraph_expand_all_functions,
10060 cgraph_build_static_cdtor): Likewise.
10061 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
10062 simplify_logical, distribute_notes, insn_cuid): Likewise.
10063 * conflict.c (conflict_graph_add, print_conflict): Likewise.
10064 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
10065 coverage_checksum_string): Likewise.
10066 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
10067 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
10068 cse_cc_succs, cse_condition_code_reg): Likewise.
10069 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
10070 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
10071 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
10072 cselib_record_set): Likewise.
10074 2004-09-07 Jan Hubicka <jh@suse.cz>
10076 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
10078 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10080 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
10082 (fold_builtin_strpbrk): Likewise.
10083 * expr.c (array_ref_low_bound): Likewise.
10084 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
10085 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
10086 * tree-sra.c (generate_element_zero): Likewise.
10087 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
10088 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
10089 add_old_iv_candidates, add_iv_candidates): Likewise.
10090 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
10092 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10094 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
10095 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
10096 c_expand_expr, boolean_increment, nonnull_check_p,
10097 check_function_arguments_recurse, fold_offsetof_1): Likewise.
10098 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
10099 builtin_define_type_max): Likewise.
10100 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
10101 implicit_decl_warning, builtin_function, build_compound_literal,
10102 complete_array_type, grokdeclarator, get_parm_info,
10103 start_function, store_parm_decls_oldstyle,
10104 c_write_global_declarations): Likewise.
10105 * c-format.c (get_constant, decode_format_attr,
10106 maybe_read_dollar_number, get_flag_spec, check_format_arg,
10107 check_format_types, format_type_warning,
10108 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
10109 init_dynamic_diag_info, handle_format_attribute): Likewise.
10110 * c-gimplify.c (push_context, pop_context, finish_bc_block):
10111 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
10112 * c-objc-common.c (c_tree_printer): Likewise.
10113 * c-pch.c (pch_init): Likewise.
10114 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
10115 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
10116 * c-typeck.c (c_incomplete_type_error, composite_type,
10117 common_pointer_type, common_type, same_translation_unit_p,
10118 tagged_types_tu_compatible_p, finish_init, pop_init_level,
10119 set_designator, set_nonincremental_init_from_string,
10120 process_init_element, c_finish_if_stmt): Likewise.
10121 * caller-save.c (init_caller_save, save_call_clobbered_regs,
10122 insert_restore, insert_save, insert_one_insn): Likewise.
10123 * calls.c (emit_call_1, compute_argument_block_size,
10124 precompute_arguments, expand_call, emit_library_call_value_1,
10125 store_one_arg): Likewise.
10127 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10129 * configure.ac (enable-checking): Add release option. Reorganize
10130 to avoid repetition.
10131 * configure: Rebuilt.
10132 * doc/install.texi (enable-checking): Amend documentation.
10134 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
10137 * Makefile.in (specs.ready): Depend on cc1$(exeext).
10139 2004-09-06 James E Wilson <wilson@specifixinc.com>
10141 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
10142 movdf_hardfloat_32bit): Split fG into two alternatives.
10143 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
10145 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
10147 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10149 * final.c (output_in_slot): Delete.
10150 (final_scan_insn): Revert 2004-09-03 change.
10151 (output_asm_insn): Likewise.
10152 * config/sparc/sparc.c (output_return): Likewise.
10153 (output_sibcall): Likewise.
10155 2004-09-06 Jan Hubicka <jh@suse.cz>
10157 * loop.c (loop_dump_aux): Do not print RTL when not available.
10158 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
10159 frontend specific type nodes.
10160 (produce_memory_decl_rtl): Break out from ...
10161 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
10162 (get_computation_at): Avoid random tree sharing.
10163 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
10165 2004-09-06 Zack Weinberg <zack@codesourcery.com>
10167 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
10168 unnecessary commands.
10170 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
10172 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
10173 (bitmap.o): Likewise.
10175 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
10177 Unify the management of RTL and tree-level dump files.
10179 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
10180 Don't print function name to the dump file, the pass manager
10181 would do this for us. Add code from the top of
10182 rest_of_compilation, up to the initial RTL dump.
10183 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
10184 close the DFI_sibling dump file.
10185 (rest_of_compilation): Don't do that here. Remove code up to the
10187 (init_optimization_passes): Remove.
10188 (pass_rest_of_compilation): Change pass name to NULL.
10189 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
10190 Do not call init_optimization_passes.
10191 * toplev.h (init_optimization_passes): Remove.
10193 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10194 finish_graph_dump_file): Remove SUFFIX parameter.
10195 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
10196 finish_graph_dump_file): Likewise.
10198 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
10199 * cfgexpand.c (pass_expand): Adjust.
10200 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
10201 * passes.c (pass_rest_of_compilation): Adjust.
10202 * predict.c (pass_profile): Adjust.
10203 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
10204 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
10205 pass_split_crit_edges, pass_warn_function_return): Adjust.
10206 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
10207 * tree-dfa.c (pass_referenced_vars): Adjust.
10208 * tree-eh.c (pass_lower_eh): Adjust.
10209 * tree-if-conv.c (pass_build_ssa): Adjust.
10210 * tree-into-ssa.c (pass_build_ssa): Adjust.
10211 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
10212 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
10213 * tree-nrv.c (pass_nrv): Adjust.
10214 * tree-optimize.c (pass_gimple, pass_all_optimizations,
10215 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10216 pass_init_datastructures): Adjust.
10217 * tree-outof-ssa.c (pass_del_ssa): Adjust.
10218 * tree-profile.c (pass_tree_profile): Adjust.
10219 * tree-sra.c (pass_sra): Adjust.
10220 * tree-ssa-alias.c (pass_may_alias): Adjust.
10221 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
10222 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
10223 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
10224 * tree-ssa-dom.c (pass_dominator): Adjust.
10225 * tree-ssa-dse.c (pass_dse): Adjust.
10226 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
10227 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
10228 * tree-ssa-loop-ch.c (pass_ch): Adjust.
10229 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
10230 pass_loop_done, pass_complete_unroll, pass_iv_canon,
10231 pass_iv_optimize, pass_vectorize): Adjust.
10232 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
10233 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
10234 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
10235 pass_late_warn_uninnitialized): Adjust.
10236 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
10238 * Makefile.in (tree-dump.o): Add new dependencies.
10239 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
10240 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
10242 * toplev.c (dump_file_name): New.
10243 * tree-dump.c (dump_enable_all): Add LETTER parameter.
10244 (struct dump_file_info): Add NUM and LETTER fields.
10245 (dump_files): Adjust and add RTL dump files.
10246 (dump_register): Add NUM and LETTER fields.
10247 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
10248 (dump_begin): Use get_dump_file_name.
10249 (dump_switch_p_1): Adjust call to dump_enable_all.
10250 * tree-dump.h (dump_register): Adjust prototype.
10251 * tree-optimize.c (register_one_dump_file): Take dump file index.
10252 Support flags for RTL dumps.
10253 (register_dump_files): Fill in NUM field of struct dump_file_info.
10254 Track properties both when the gate is executed and when it is not.
10255 (execute_todo): Dump RTL. Add PROPERTIES parameter.
10256 (execute_one_pass): Pass properties to execute_todo. Handle VCG
10258 * tree-pass.h (dump_file_name): New.
10259 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
10262 * Makefile.in (passes.o): Add new dependencies.
10263 * passes.c (struct dump_file_info, enum dump_file_index,
10264 dump_file_tbl, init_optimization_passes): Remove.
10265 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
10266 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
10268 (finish_optimization_passes): Update finish_graph_dump_file loop.
10269 (enable_rtl_dump_file): Remove.
10270 * tree-dump.c (dump_files): Adjust and add RTL dump files.
10271 (enable_rtl_dump_file): Add here.
10272 * tree.h (enum tree_dump_index): Add RTL dump file indices.
10273 * doc/invoke.texi (Debugging options): Document new RTL debugging
10276 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
10278 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
10279 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
10280 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
10281 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
10282 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
10283 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
10284 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
10285 vec.h: Fix comment formatting.
10287 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
10289 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
10290 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
10291 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
10292 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
10293 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
10294 tree-ssa-loop-niter.c, tree-ssa-operands.c,
10295 tree-ssa-operands.h, tree-ssa-propagate.c,
10296 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
10297 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
10299 2004-09-05 Diego Novillo <dnovillo@redhat.com>
10301 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
10302 vectorizer is enabled.
10304 2004-09-05 Andreas Jaeger <aj@suse.de>
10306 * tree-if-conv.c: Spell check comments and clean up whitespace.
10308 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10310 * tree-ssa-loop-ivopts.c: New file.
10311 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
10312 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
10313 target_pres_cost, target_spill_cost): Declare.
10314 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
10315 spill_cost): Renamed to ...
10316 (target_avail_regs, target_res_regs, target_small_cost,
10317 target_pres_cost, target_spill_cost): ... and exported.
10318 (init_set_costs, global_cost_for_size): Work with renamed variables.
10319 * common.opt (flag_ivopts): New flag.
10320 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
10322 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
10323 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
10324 generating SSA form.
10325 (force_gimple_operand): New function.
10326 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
10327 * tree-cfg.c (stmt_bsi): New function.
10328 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
10329 PARAM_IV_MAX_CONSIDERED_USES): New.
10330 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
10331 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
10332 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
10333 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
10334 * tree-nested.c (build_addr): Export.
10335 * tree-optimize.c (init_tree_optimization_passes): Add
10337 * tree-pass.h (pass_iv_optimize): Declare.
10338 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
10340 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
10341 as a phi node argument.
10342 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
10343 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
10345 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
10346 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
10347 pass_iv_optimize): New pass.
10348 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
10349 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
10350 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
10351 * tree.h (REF_ORIGINAL): New macro.
10352 (build_int_cst_type, unsigned_type_for, zero_p,
10353 cst_and_fits_in_hwi, build_addr): Declare.
10354 * doc/invoke.texi (-fivopts): Document.
10355 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
10356 PARAM_IV_MAX_CONSIDERED_USES): Document.
10357 * doc/passes.texi: Document induction variable optimizations pass.
10359 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10361 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
10362 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
10363 * c-common.c (c_common_attribute_table): Accept parameters to
10364 sentinel attribute.
10365 (check_function_sentinel, handle_sentinel_attribute): Likewise.
10366 * doc/extend.texi: Update accordingly.
10368 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10370 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
10372 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
10374 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
10376 (c_common_attribute_table): Add `sentinel' attribute.
10377 (check_function_arguments): Handle `sentinel' attribute.
10378 * doc/extend.texi: Document `sentinel' attribute.
10380 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
10382 * configure: Regenerated.
10384 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10386 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
10388 * tree.c (save_expr): No longer TREE_READONLY.
10390 2004-09-04 Jan Hubicka <jh@suse.cz>
10392 * passes.c (rest_of_clean_state): Fix merge conflict made during
10393 commiting the patch.
10395 2004-09-04 Jan Hubicka <jh@suse.cz>
10397 * passes.c (rest_of_clean_state): Decompose the instruction stream.
10399 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10401 * doc/md.texi (shift patterns): New anchor. Add reference to
10402 TARGET_SHIFT_TRUNCATION_MASK.
10403 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
10404 * target.h (shift_truncation_mask): New target hook.
10405 * targhook.h (default_shift_truncation_mask): Declare.
10406 * targhook.c (default_shift_truncation_mask): Define.
10407 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
10408 (TARGET_INITIALIZER): Include it.
10409 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
10410 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
10411 reject all out-of-range values. Fix sign-extension code for modes
10412 whose width is smaller than HOST_BITS_PER_WIDE_INT.
10413 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
10414 (expand_superword_shift, expand_subword_shift): Likewise.
10415 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
10416 (expand_binop): Use them to implement double-word shifts.
10417 * config/arm/arm.c (arm_shift_truncation_mask): New function.
10418 (TARGET_SHIFT_TRUNCATION_MASK): Define.
10420 2004-09-04 Jan Hubicka <jh@suse.cz>
10422 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
10423 (mix): New macro copied from hashtab.c
10424 (iterative_hash_hashval_t, iterative_hash_pointer,
10425 iterative_hash_host_wide_int): New functions based on hashtab.c
10428 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10430 * config/mips/mips.md (mask): New mode attribute.
10431 (zero_extendsidi2): Add memory alternative.
10432 (*zero_extendsidi2_mem): Delete.
10433 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
10434 memory_operand in the TARGET_MIPS16 check.
10435 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
10436 Redefine using :GPR and :SHORT.
10437 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
10439 2004-09-04 Uros Bizjak <uros@kss-loka.si>
10441 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
10443 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
10444 expand_builtin_mathfn.
10445 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
10446 btrunc?f patterns for btrunc_optab. Implement rint_optab using
10448 * optabs.c (init_optabs): Initialize rint_optab.
10449 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
10451 (btrunc_optab): Rename macro from trunc_optab.
10452 (rint_optab): Define corresponding macro.
10454 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
10455 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
10457 * config/i386/i386-protos.h (emit_i387_cw_initialization):
10458 Change prototype. Add new int parameter.
10459 * config/i386/i386.c (emit_i387_cw_initialization):
10460 Handle new rounding modes.
10462 * config/i386/i386.h (enum fp_cw_mode): Delete.
10463 (MODE_NEEDED): Handle new rounding modes.
10464 (EMIT_MODE_SET): Change condition to handle new rounding modes.
10466 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
10467 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
10468 represent different rounding modes of frndint insn.
10469 (type): Add frndint type.
10470 (i387, length, memory): Handle this type.
10471 (i387_cw): New attribute definition.
10472 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
10473 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
10474 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
10475 Add "i387_cw" attribute defined to "trunc".
10476 (x86_fnstcw_1): Remove comment.
10477 (*frndintxf2): Rename insn definition to frndintxf2. Move
10478 insn definition near rint?f2 expanders.
10479 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
10480 rintf and rintl built-ins as inline x87 intrinsics.
10481 (frndintxf2_floor): New pattern to implement floor rounding
10482 mode with frndint x87 instruction.
10483 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
10484 floorf and floorl built-ins as inline x87 intrinsics.
10485 (frndintxf2_ceil): New pattern to implement ceil rounding
10486 mode with frndint x87 instruction.
10487 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
10488 ceilf and ceill built-ins as inline x87 intrinsics.
10489 (frndintxf2_trunc): New pattern to implement trunc rounding
10490 mode with frndint x87 instruction.
10491 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
10492 truncf and truncl built-ins as inline x87 intrinsics.
10493 (frndintxf2_mask_pm): New pattern to implement rounding
10494 mode with exceptions with frndint x87 instruction.
10495 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
10496 implement nearbyint, nearbyintf and nearbyintl built-ins as
10497 inline x87 intrinsics.
10499 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10501 * config/mips/mips.md (SHORT): New mode macro.
10502 (size): New mode attribute.
10503 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
10504 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
10505 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
10507 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
10508 *extend[qh]isi2_hw patterns and extending them to di.
10509 (extendqihi2): Implement as define_insn_and_split that produces
10510 extendqisi2 after reload.
10512 2004-09-03 Devang Patel <dpatel@apple.com>
10514 * Makefile.in (OBJS-common): Add tree-if-conv.o
10515 (tree-if-conv.o): New rule.
10516 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
10517 (get_loop_body_in_bfs_order): New.
10518 * cfgloop.h (get_loop_body_in_bfs_order): New.
10519 * tree-flow.h (enum move_pos): Move here from ..
10520 * tree-ssa-loop-im.c (enum move_pos): here.
10521 (movement_possibility): Make externally visible.
10522 * tree-optimize.c (init_tree_optimization_passes): New entry for
10523 if conversion pass.
10524 * tree-pass.h (pass_if_conversion): New.
10525 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
10526 * tree-if-conv.c: New file.
10527 * doc/passes.texi: Document tree if-conversion pass.
10528 * doc/tree-ssa.texi: Same.
10530 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
10533 Makefile.in (LIB2ADDEHSTATIC): New.
10534 (LIB2ADDEHSHARED): New.
10536 (LIBUNWINDDEP): New.
10537 (SHLIBUNWIND_LINK): New.
10538 (SHLIBUNWIND_INSTALL): New.
10539 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
10540 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
10541 (clean): Remove libunwind*
10542 (stage1-start): Remove and copy stage1/libunwind*.
10543 (stage2-start): Remove and copy stage2/libunwind*.
10544 (stage3-start): Remove and copy stage3/libunwind*.
10545 (stage4-start): Remove and copy stage4/libunwind*.
10546 (stageprofile-start): Remove and copy stageprofile/libunwind*.
10547 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
10549 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
10550 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
10551 tmake_file if --with-system-libunwind isn't used.
10553 * config/ia64/t-glibc-libunwind: New file.
10554 * config/t-libunwind-elf: Likewise.
10555 * unwind-compat.c: Likewise.
10556 * unwind-compat.h: Likewise.
10557 * unwind-dw2-fde-compat.c: Likewise.
10559 * config/ia64/t-glibc (LIB2ADDEH): Updated.
10560 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
10562 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
10564 * unwind-dw2-fde-glibc.c: Likewise.
10565 * unwind-dw2.c: Likewise.
10567 * config/t-libunwind (LIB2ADDEH): Updated.
10568 (LIB2ADDEHSTATIC): New.
10569 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
10570 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
10572 * configure.ac: Change --enable-libunwind-exceptions to
10573 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
10574 * configure: Regenerated.
10575 * config.in: Updated.
10577 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
10578 above and mention --with-system-libunwind.
10579 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
10580 removed in gcc 3.4.3 and later.
10582 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
10583 USE_LIBUNWIND_EXCEPTIONS is defined.
10585 * mklibgcc.in: Support libunwind.
10587 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
10589 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
10592 2004-09-03 Richard Henderson <rth@redhat.com>
10595 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
10596 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
10597 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
10598 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
10599 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
10600 resize_stack_vars_conflict, add_stack_var_conflict,
10601 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
10602 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
10603 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
10604 expand_one_static_var, expand_one_hard_reg_var,
10605 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
10606 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
10607 (expand_used_vars): Rewrite.
10608 * Makefile.in (cfgexpand.o): Update dependencies.
10610 2004-09-04 Jan Hubicka <jh@suse.cz>
10612 * cfg.c (free_edge): Use ggc_free.
10613 (expunge_block): Use ggc_free.
10614 * passes.c (rest_of_clean_state): Free after compilation.
10615 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
10616 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
10618 2004-09-03 James E Wilson <wilson@specifixinc.com>
10620 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
10621 DECL_EXTERNAL check.
10623 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10625 * final.c (output_in_slot): New global variable.
10626 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
10627 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
10628 'output_in_slot' before invoking output_asm_insn.
10629 (output_asm_insn): Add a space after the tab if 'output_in_slot'
10631 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
10633 (output_sibcall): Likewise.
10635 2004-09-03 Jan Hubicka <jh@suse.cz>
10637 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
10638 * tree-ssanames (init_ssanames): Likewise.
10640 2004-09-03 Ziemowit Laski <zlaski@apple.com>
10642 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
10643 objc_declare_protocols, objc_start_protocol,
10644 objc_start_class_interface, objc_start_category_interface,
10645 objc_continue_interface, objc_finish_interface,
10646 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
10647 objc_start_class_implementation, objc_start_category_implementation,
10648 objc_continue_implementation, objc_finish_implementation,
10649 objc_add_method_declaration, objc_start_method_definition,
10650 objc_finish_method_definition, objc_build_keyword_decl,
10651 objc_build_method_signature, objc_build_encode_expr,
10652 objc_build_protocol_expr, objc_build_selector_expr,
10653 objc_build_message_expr, objc_build_string_object,
10654 objc_get_class_reference, objc_get_protocol_qualified_type,
10655 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
10657 2004-09-03 James E Wilson <wilson@specifixinc.com>
10659 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
10661 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
10662 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
10663 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
10664 (mips_recip1_<fmt>): Use frdiv1 type.
10665 (mips_recip2_<fmt>): Use frdiv2 type.
10666 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
10667 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
10669 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
10671 2004-09-03 Daniel Jacobowitz <dan@debian.org>
10673 * reload.c (find_reloads): Swap operand_loc pointers for
10674 find_dummy_reload if we have swapped two operands.
10676 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
10678 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
10679 to get the tablejump-insn before the jump-table label.
10681 2004-09-03 Ziemowit Laski <zlaski@apple.com>
10683 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
10684 objc_declare_protocols, objc_build_message_expr,
10685 objc_finish_message_expr, objc_build_selector_expr,
10686 objc_build_protocol_expr, objc_build_encode_expr,
10687 objc_build_string_object, objc_get_protocol_qualified_type,
10688 objc_get_class_reference, objc_get_class_ivars,
10689 objc_start_class_interface, objc_start_category_interface,
10690 objc_start_protocol, objc_continue_interface, objc_finish_interface,
10691 objc_start_class_implementation, objc_start_category_implementation,
10692 objc_continue_implementation, objc_finish_implementation,
10693 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
10694 objc_add_method_declaration, objc_start_method_definition,
10695 objc_finish_method_definition, objc_add_instance_variable,
10696 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
10697 objc_finish_try_stmt, objc_begin_catch_clause,
10698 objc_finish_catch_clause, objc_build_finally_clause,
10699 objc_build_synchronized, objc_static_init_needed_p,
10700 objc_generate_static_init_call): New prototypes.
10702 2004-09-03 Steve Ellcey <sje@cup.hp.com>
10704 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
10706 (ia64_function_value): Ditto.
10708 2004-09-03 Jan Beulich <jbeulich@novell.com>
10710 * config.gcc: Resurrect NetWare as a target. Handle special case of
10711 Novell linker to be used (specified through --with-ld=) and threading
10712 model of either Posix (default) or NKS.
10713 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
10714 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
10715 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
10716 * config/i386/netware.c, config/i386/netware.h: New.
10717 * config/i386/nwld.c, config/i386/nwld.h: New.
10718 * config/i386/netware-crt0.c: New.
10719 * config/i386/netware-libgcc.c: New.
10720 * config/i386/netware-libgcc.def: New.
10721 * config/i386/netware-libgcc.exp: New.
10722 * config/i386/t-netware, config/i386/t-nwld: New.
10724 * doc/install.texi: Document NKS threading model.
10726 2004-09-03 Jan Beulich <jbeulich@novell.com>
10729 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
10730 * tree.h (initial_max_fld_align): Declare
10731 * stor-layout.c (initial_max_fld_align): Define and initialize.
10732 (maximum_field_alignment): Initialize to the same value.
10733 * common.opt: Add -fpack-struct= variant of switch.
10734 * opts.c: Handle -fpack-struct= variant of switch.
10735 * c-pragma.c: Change #pragma pack() handling so that it becomes
10736 compatible to other compilers: accept individual 'push' argument,
10737 make final pop restore (command line) default, correct interaction
10738 of push/pop and sole specification of a new alignment (so that the
10739 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
10740 to #pragma pack(push, <n>).
10741 * doc/extend.texi: New node "Structure-Packing Pragmas" under
10742 "Pragmas", describing #pragma pack.
10743 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
10744 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
10745 Document new TARGET_DEFAULT_PACK_STRUCT.
10747 2004-09-03 Devang Patel <dpatel@apple.com>
10749 * dwarf2out.c (gen_field_die). Equate decl number to die.
10751 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
10754 * global.c (modify_reg_pav): New function.
10755 (make_accurate_live_analysis): Call the new function. Move pavin
10756 modification by earlyclobber set into the new function.
10758 2004-09-03 Andreas Schwab <schwab@suse.de>
10760 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
10761 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
10764 2004-09-02 Jan Beulich <jbeulich@novell.com>
10766 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
10767 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
10768 not unwind code specific ones.
10769 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
10770 Remove unwind code specific dependencies.
10771 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
10772 Remove gbl-ctors.h.
10773 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
10774 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
10775 * tsystem.h: Declare memcpy and memset when inhibit_libc.
10777 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
10779 * combine.c (try_combine): Delay modifying of insns which cannot
10782 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
10784 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
10786 * gcc/tree-ssa-loop.c: Ditto
10787 * gcc/tree-ssa-loop-ivcanon.c: Ditto
10788 * gcc/doc/invoke.texi: Ditto.
10790 2004-09-02 Ziemowit Laski <zlaski@apple.com>
10792 * c-decl.c (store_parm_decls_newstyle): Make static.
10793 (store_parm_decls_from): New function.
10794 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
10795 (store_parm_decls_from): New prototype.
10797 2004-09-02 David Edelsohn <edelsohn@gnu.org>
10799 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
10800 HImode with STRICT_ALIGNMENT.
10802 2004-09-02 Mark Mitchell <mark@codesourcery.com>
10804 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
10805 (TARGET_OS_CPP_BUILTINS): Likewise.
10806 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
10807 TARGET_BPABI_CPP_BUILTINS.
10809 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
10811 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
10813 2004-09-02 Eric Christopher <echristo@redhat.com>
10815 * builtins.c (expand_builtin_cabs): Delete.
10816 (expand_builtin): If unable to fold the values do a normal
10817 library call for builtin_cab*.
10818 (fold_builtin_cabs): Depend on optimize and optimize_size.
10819 * optabs.c (expand_cmplxdiv_straight): Delete.
10820 (expand_cmplxdiv_wide): Ditto.
10821 (expand_vector_binop): Ditto.
10822 (expand_vector_unop): Ditto.
10823 (expand_complex_abs): Delete.
10824 (expand_binop): Remove calls to above functions.
10825 Remove open coding of complex arithmetic.
10826 (expand_unop): Ditto.
10827 * optabs.h: Remove prototypes.
10829 2004-09-02 Ziemowit Laski <zlaski@apple.com>
10831 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
10832 * c-tree.h (store_parm_decls_newstyle): New prototype.
10834 2004-09-02 Geoffrey Keating <geoffk@apple.com>
10836 * config/rs6000/rs6000.c (expand_block_clear): Use vector
10837 instructions if available.
10838 (expand_block_move): Likewise.
10840 2004-09-03 Jan Hubicka <jh@suse.cz>
10842 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
10844 2004-09-02 Mark Mitchell <mark@codesourcery.com>
10846 * config/arm/symbian.h (LIB_SPEC): Define to empty.
10847 * config/arm/t-symbian (SHLIB_LC): Likewise.
10849 2004-09-02 Paul Brook <paul@codesourcery.com>
10851 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
10853 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
10855 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
10856 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
10857 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
10858 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
10859 (mips_issue_rate): Remove unreachable abort.
10860 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10861 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
10862 (mips_block_move_straight, print_operand_address, mips_file_start)
10863 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
10864 (mips_output_conditional_branch, mips_expand_builtin_direct)
10865 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
10866 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
10869 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
10871 * config/mips/mips.md (*lea_high64): Change split condition to
10872 flow2_completed. Add a peephole2 to generate a more parallel version.
10874 2004-09-02 Jan Hubicka <jh@suse.cz>
10876 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
10879 * ggc-page.c: include tree-flow.h.
10880 (extra_order_size_table): Add stmt_ann_d.
10881 (STAT_LABEL): Rename from ....
10882 (LABEL): ... this one.
10883 * Makefile.in (ggc-page.o): Add dependency.
10885 * ggc-common.c (ggc_force_collect): New global variable.
10886 (loc_description): Add fields "freed", "collected"
10887 (ptr_hash): New static hash
10888 (ptr_hash_entry): New structure.
10889 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
10890 (ggc_record_overhead): Take ptr argument, record it
10891 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
10892 (cmp_statistics): Imrove sorting.
10893 (dump_ggc_loc_statistics): Output newly collected statistics
10894 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
10895 (ggc_free): Call ggc_free_overhead.
10896 (ggc_collect): Force collection when asked to be forced.
10897 (ggc_collect): Call ggc_prune_overhead_list.
10898 * ggc.h (ggc_force_collect): Declare
10899 (ggc_record_overhead): Update prototype.
10900 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
10902 2004-09-02 James E Wilson <wilson@specifixinc.com>
10904 * common.opt (ftrapping-math): Default to on.
10906 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
10908 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
10910 2004-09-02 Denis Chertykov <denisc@overta.ru>
10913 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
10915 (*movmemqi_insn): Likewise.
10916 (*movmemhi): Likewise.
10917 (clrmemhi): Likewise.
10918 (*clrmemqi): Likewise.
10919 (*clrmemhi): Likewise.
10921 2004-09-02 Paul Brook <paul@codesourcery.com>
10923 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
10924 default_use_cxa_atexit=yes.
10926 2004-09-02 Alan Modra <amodra@bigpond.net.au>
10928 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
10929 (struct kernel_old_ucontext): Delete.
10930 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
10931 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
10934 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
10936 * toplev.c (process_options): Fix typo.
10938 2004-09-01 Richard Henderson <rth@redhat.com>
10940 PR middle-end/17258
10941 * calls.c (initialize_argument_information): Tighten pass-through
10942 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
10943 Use build_fold_addr_expr.
10944 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
10945 that assumes ADDR_EXPR allocates stack space.
10946 * fold-const.c (build_fold_addr_expr_with_type): Look through
10949 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
10951 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
10952 * ggc.h (ggc_alloc_rtx): Delete.
10954 2004-09-01 Roger Sayle <roger@eyesopen.com>
10956 * expmed.c (enum alg_code): Remove long unused enumeration values.
10957 (struct mult_cost): New structure to hold the "score" of a synthetic
10958 multiply sequence, including both a rtx_cost and a latency field.
10959 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
10960 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
10961 (struct algorithm): Change type of cost field to be mult_cost.
10962 (synth_mult): Change type of cost_limit argument to be a
10963 pointer to a mult_cost. Update all cost comparisons to use the
10964 new mult_cost infrastructure. For alg_add_factor and
10965 alg_sub_factor operations, latency is lower than the rtx_cost.
10966 (choose_mult_variant): Update calls to synth_mult. Perform
10967 cost comparisons using the new mult_cost infrastructure.
10968 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
10969 to optain the total rtx_cost of a synth_mult "algorithm".
10971 2004-09-01 David Edelsohn <edelsohn@gnu.org>
10973 * config/rs6000/power4.md: Increase store latency to 12.
10974 * config/rs6000/power5.md: Same.
10976 2004-09-01 James E Wilson <wilson@specifixinc.com>
10979 * config/avr/avr.c (avr_unique_section): Delete prototype and
10981 (TARGET_ASM_UNIQUE_SECTION): Delete.
10983 2004-09-01 Ziemowit Laski <zlaski@apple.com>
10985 * c-parse.in (primary): Call objc_build_message_expr(),
10986 objc_build_selector_expr(), objc_build_protocol_expr(),
10987 objc_build_encode_expr() and objc_build_string_object() instead of
10988 build_message_expr(), build_selector_expr(), build_protocol_expr(),
10989 build_encode_expr() and build_objc_string_object(), respectively.
10990 (component_decl_list2): Call objc_get_class_ivars() instead of
10991 get_class_ivars_from_name().
10992 (keyworddecl): Call objc_build_keyword_decl() instead of
10993 build_keyword_decl().
10994 (receiver): Call objc_get_class_reference() instead of
10995 get_class_reference().
10996 (reswords): Add blank line before @@ifobjc section, for clarity.
10998 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
11000 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
11003 2004-09-01 Wu Yongwei <adah@sh163.net>
11004 Danny Smith <dannysmith@users.sourceforge.net>
11006 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
11007 not Windows 'DWORD'.
11008 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
11009 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
11010 (__gthr_win32_recursive_mutex_init_function): Add prototype for
11011 __GTHREAD_HIDE_WIN32API case..
11012 (__gthr_win32_recursive_mutex_lock): Likewise.
11013 (__gthr_win32_recursive_mutex_trylock): Likewise.
11014 (__gthr_win32_recursive_mutex_unlock): Likewise.
11015 (__gthread_recursive_mutex_init_function); Add definition for
11016 __GTHREAD_HIDE_WIN32API case.
11017 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
11018 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
11019 call to InterlockedDecrement.
11021 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11023 * tree-tailcall.c (find_tail_calls): Also fail is statement has
11026 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
11028 * doc/c-tree.texi: Document new operands for ARRAY_REF and
11031 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11033 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
11034 * common.opt (fspeculative-prefetching): New.
11035 * flags.h (flag_speculative_prefetching_set): Declare.
11036 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
11038 * opts.c (flag_sepculative_prefetching_set): New variable.
11039 (common_handle_option): Handle -fspeculative-prefetching.
11040 * passes.c (rest_of_compilation): Ditto.
11041 * profile.c (instrument_values, compute_value_histograms, branch_prob):
11042 Use vectors instead of arrays.
11043 * toplev.c (process_options): Handle -fspeculative-prefetching.
11044 * rtl-profile.c: Include ggc.h.
11045 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
11046 rtl_gen_one_value_profiler_no_edge_manipulation,
11047 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
11049 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
11050 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
11052 * value-prof.c: Include ggc.h.
11053 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
11055 (insn_prefetch_values_to_profile, find_mem_reference_1,
11056 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
11057 speculative_prefetching_transform): New.
11058 (value_profile_transformations): Call speculative_prefetching_transform.
11059 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
11060 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
11061 tree_find_values_to_profile, find_values to profile): Use vectors
11063 (free_profiled_values): Removed.
11064 * value-prof.h (struct histogram_value): Renamed to
11065 struct histogram_value_t.
11066 (histogram_value, histogram_values): New types.
11067 (find_values_to_profile): Declaration changed.
11068 (free_profiled_values): Removed.
11069 (struct profile_hooks): Type of argument of the hooks changed to
11071 * doc/invoke.texi (-fspeculative-prefetching): Document.
11073 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11075 PR rtl-optimization/16408
11076 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
11078 2004-09-01 Richard Henderson <rth@redhat.com>
11080 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
11081 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
11083 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11085 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
11087 2004-09-01 Mike Stump <mrs@apple.com>
11089 * config/darwin.c (machopic_symbol_defined_p): In addition to
11090 being SYMBOL_REF_LOCAL_P, a symbol must also be
11091 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
11092 defined in this output file, or translation unit in the case
11093 of IMA not being used.
11094 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
11095 never need .indirect_symbol when indirecting.
11097 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11099 * Makefile.in (bb-reorder.o): Add several dependencies.
11101 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11103 * fold-const.c (operand_equal_p): Require equal sign also for
11104 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
11106 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11108 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
11109 for use in configargs.h. Put the cname in a separate variable. Use
11110 that to set target_cpu_default2.
11112 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
11113 Nick Clifton <nickc@redhat.com>
11115 * config/sh/sh.md ("length"): Increase branch length when
11116 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
11117 constant, 2 byte for aligning the constant.
11119 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11121 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
11123 (arm7tdmi-s): New CPU name.
11124 * arm/arm.c (ARM_CORE): Update for new format.
11125 * arm/arm.h (ARM_CORE): Likewise.
11126 * arm/gentune.sh: Update for extra field.
11127 * config.gcc: Likewise.
11128 * arm/arm-tune.md: Regenerate.
11129 * doc/invoke.texi: Document the real processor names for ARM cpus.
11131 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11133 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
11134 (floatdidf): New functions.
11135 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
11136 (floatdisf): New functions.
11137 * t-arm-elf: Use them.
11139 2004-09-01 Ziemowit Laski <zlaski@apple.com>
11141 * c-common.h (lookup_interface): Remove prototype.
11142 (is_class_name): Rename to objc_is_class_name.
11143 (lookup_objc_ivar): Rename to objc_lookup_ivar.
11144 (get_current_scope): Rename to objc_get_current_scope.
11145 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
11146 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
11147 (yylexname): Call objc_is_class_name() instead of is_class_name().
11148 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
11149 instead of lookup_objc_ivar().
11150 * stub-objc.c (lookup_interface): Remove stub.
11151 (is_class_name): Rename to objc_is_class_name.
11152 (lookup_objc_ivar): Rename to objc_lookup_ivar.
11154 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11156 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
11157 * config/arm/lib1funcs.asm: Do not include supplemental .S files
11158 when compiling for Symbian.
11159 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
11160 (TARGET_OS_CPP_BUILTINS): Likewise.
11161 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
11163 2004-08-31 Stan Shebs <shebs@apple.com>
11165 * toplev.c (process_options): Ensure debug_hooks is initialized.
11167 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11169 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
11170 * target.h (cxx): Add export_class_data.
11171 * config/arm/arm.c (arm_cxx_export_class_data): New function.
11172 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
11173 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
11175 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
11177 * config/sh/sh.c (output_branch): Check the insn length possibly
11178 in the delayed slot.
11180 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11182 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
11184 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
11186 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
11187 (c_sizeof_of_alignof_type): Likewise.
11188 * expr.c (array_ref_element_size): Likewise.
11189 (highest_pow2_factor_for_target): Likewise.
11190 * gimplify.c (canonicalize_addr_expr): Likewise.
11191 (gimplify_compound_lval): Likewise.
11192 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
11193 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11194 * varasm.c (assemble_variable): Likewise.
11195 (output_constant_def_contents): Alignments are unsigned.
11197 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11198 Jeff Law <law@redhat.com>
11200 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
11203 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11205 * hooks.c (hook_bool_void_true): New function.
11206 * hooks.h (hook_bool_void_true): Declare.
11207 * target-def.h (TARGET_CXX): Add
11208 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
11209 * target.h (struct cxx): Add key_method_may_be_inline.
11210 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
11212 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
11213 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
11216 2004-08-31 Denis Chertykov <denisc@overta.ru>
11219 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
11220 frame pointer register only in Pmode while reload in progress.
11222 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
11225 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
11226 because it breaks the 32-bit shift patterns that rely on a match_dup.
11228 2004-08-31 Matt Austern <austern@apple.com>
11230 * config/darwin.c (darwin_make_decl_one_only): Allocate section
11231 names once per compilation, instead of once per symbol.
11233 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
11235 * Makefile.in (build_subdir): New substitution.
11236 (fixinc.sh): Simplify heavily since fixincludes is already built.
11237 (stmp-fixinc): Depend on specs.ready.
11238 (install-mkheaders): Use new location of fixincludes.
11239 (clean): Do not descend into fixinc.
11240 (FORBUILD): Replace with ../$(build_subdir).
11241 * configure.ac (build_subdir): Substitute.
11242 (FORBUILD): Do not set.
11243 (all_outputs): Remove fixinc/Makefile.
11244 (default commands): Do not create links in fixinc.
11245 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
11246 the fixincludes configuration steps and substituting
11247 @FIXINCL@ in fixinc.in.
11248 * fixinc.in: New, from fixinc/fixincl.sh.
11250 * fixinc/*: Removed.
11252 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
11254 * attribs.c (strip_attrs): Remove.
11255 (split_specs_attrs): Move ...
11256 * c-decl.c: ... to here.
11257 * tree.h (split_specs_attrs, strip_attrs): Remove.
11258 * c-tree.h (split_specs_attrs): Declare.
11260 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
11262 * read-rtl.c: Disable RTL checking.
11263 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
11265 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
11267 * config/mips/mips.md (fcond): New code macro and attribute.
11268 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
11269 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
11270 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
11272 2004-08-30 Mark Mitchell <mark@codesourcery.com>
11275 2004-08-29 Mark Mitchell <mark@codesourcery.com>
11276 PR rtl-optimization/16590
11277 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
11279 2004-08-30 Andrew Pinski <apinski@apple.com>
11282 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
11283 * ChangeLog: Fix previous ChangeLog entry.
11286 * config.host (use_long_long_for_widest_fast_int): New, default is
11288 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
11289 * configure.ac: If use_long_long_for_widest_fast_int, then
11290 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
11291 * configure: Regenerate.
11292 * config.in: Regenerate.
11293 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
11294 New: widest integer type supported efficiently in hardware for the
11296 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
11297 HOST_BITS_PER_WIDEST_FAST_INT.
11298 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
11299 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
11300 HOST_WIDEST_FAST_INT
11301 instead of HOST_WIDE_INT.
11302 (HARD_REG_SET_LONGS): Likewise.
11303 (UHOST_BITS_PER_WIDE_INT): Likewise.
11304 Change the checks for the fast cases to be based on
11305 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
11307 2004-08-30 Steven Bosscher <stevenb@suse.de>
11309 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
11312 2004-08-30 Geoffrey Keating <geoffk@apple.com>
11318 * c-decl.c (grokdeclarator): Produce error for 'static' on local
11319 function declaration.
11321 2004-08-30 Richard Henderson <rth@redhat.com>
11323 * expr.c (array_ref_element_size): Force aligned_size back to
11325 (component_ref_field_offset): Similarly for aligned_offset.
11326 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
11327 low-bound, element-size, field-offset fields rather than
11330 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
11332 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
11335 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
11337 * c-tree.h (struct language_function): Add arg_info element.
11338 * c-decl.c (current_function_arg_info): New.
11339 (grokdeclarator, store_parm_decls): Use it instead of
11341 (c_push_function_context, c_pop_function_context): Save and
11344 2004-08-30 Richard Henderson <rth@redhat.com>
11346 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
11347 COMPONENT_REF to pointer arithmetic.
11348 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
11349 constant "c" as a valid constant initializer. Allow narrowing of
11350 differences against the same base object, for any base object.
11352 2004-08-30 Richard Henderson <rth@redhat.com>
11354 * expr.c (expand_expr_addr_expr): New.
11355 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
11357 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
11359 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
11360 (mips_fp_condition): New enum.
11361 (mips_fp_conditions): New array.
11362 (print_fcc_operand): Delete.
11363 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
11364 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
11365 (builtin_description): Add "cond" field.
11366 (DIRECT_BUILTIN): Initialize it.
11367 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
11368 into INSN and CODE. Initialize the "cond" field.
11369 (CMP_BUILTINS): Update accordingly.
11370 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
11371 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
11372 mips_fp_condition as argument. Make it the final operand of the
11373 comparison instruction.
11374 (mips_expand_builtin): Update accordingly.
11375 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
11376 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
11378 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
11379 Don't use the 'Q' operand prefix; just print the operand normally.
11380 (mips_cabs_*, mips_c_*): Delete, replacing with...
11381 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
11382 patterns. Split the 4s versions into 2 ps patterns after reload.
11384 2004-08-30 Richard Henderson <rth@redhat.com>
11386 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
11387 assuming an ADDR_EXPR is non-null.
11389 2004-08-30 Jason Merrill <jason@redhat.com>
11391 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
11393 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11395 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
11396 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
11397 gcc_assert and gcc_unreachable instead of abort.
11398 * alloc-pool.c (abort, fancy_abort): Remove.
11399 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
11400 gcc_assert or gcc_unreachable.
11401 * attribs.c (init_attributes, decl_attributes): Likewise.
11402 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
11403 mark_bb_for_unlikely_executed_section,
11404 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
11405 fix_crossing_unconditional_branches): Likewise.
11406 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
11407 bitmap_operation): Likewise.
11408 * bt-load.c (insn_sets_btr_p, augment_live_range,
11409 move_btr_def): Likewise.
11410 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
11411 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
11412 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
11413 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
11414 expand_builtin_memcmp, expand_builtin_args_info,
11415 std_gimplify_va_arg_expr, expand_builtin_unop,
11416 expand_builtin_fputs, expand_builtin_profile_func,
11417 expand_builtin_fork_or_exec, fold_builtin_bitop,
11418 fold_builtin_classify, fold_builtin_fputs): Likewise.
11420 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11422 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
11423 * gcov.c (abort): Remove undef.
11425 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
11426 (struct tree_binfo): Remove primary field.
11428 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
11430 * fixinc/Makefile.in (machname.h): Remove.
11431 (fixincl.x): Do not pass $@ to genfixes.
11432 * fixinc/genfixes: Remove code to produce machname.h.
11433 * fixinc/fixincl.sh: Move it here instead.
11434 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
11435 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
11436 return a bool indicating whether pz_mn_name_pat is NULL.
11437 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
11438 Declare extern C variables for the ENV_TABLE.
11439 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
11440 instead use the result of mn_get_regexps.
11441 * fixinc/fixtests.c: Likewise.
11443 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
11445 * configure.ac: Do not run fixincludes after stage1 during
11446 toplevel bootstrap.
11447 * configure: Regenerate.
11449 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
11451 * sched-deps.c (get_condition): Partially revert previous, by never
11452 trying to extract the condition from a condjump.
11454 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11456 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
11457 (handle_visibility_attribute, c_determine_visibility): Likewise.
11458 * c-common.h (my_friendly_assert): Remove.
11460 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
11462 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
11463 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
11464 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
11465 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
11466 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
11468 2004-08-30 Diego Novillo <dnovillo@redhat.com>
11470 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
11471 in COMPONENT_REF nodes.
11473 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
11476 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
11477 global_dc->warning_as_error_requested.
11478 * diagnostic.c (diagnostic_initialize): Tidy.
11479 * diagnostic.h (diagnostic_context::x_data): Remove
11480 (diagnostic_context::issue_warnings_are_errors_message): Rename
11481 from warnings_are_errors_message.
11482 (diagnostic_context::warning_as_error_requested): New.
11484 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
11486 * sched-deps.c (get_condition): Fix breakage in previous patch.
11488 2004-08-30 Paul Brook <paul@codesourcery.com>
11490 * doc/install.texi: Fix broken mpfr link.
11492 2004-08-29 David O'Brien <obrien@FreeBSD.org>
11494 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
11495 other FreeBSD platforms.
11497 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11499 * arm.h (REVERSE_CONDITION): Define.
11500 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
11502 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11504 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
11505 just the codes, call reversed_comparison_code ().
11506 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
11507 (not_reg_cond): Use reversed_comparison_code.
11508 (and_reg_cond): Likewise.
11509 * ifcvt.c (cond_exec_process_if_block): Likewise.
11510 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
11512 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11514 * sched-deps.c (get_condition): Rewrite using jump support functions.
11515 Use reversed_comparison_code.
11516 (conditions_mutex_p): Use reversed_comparison_code.
11518 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11520 * config/mips/mips.c (override_options): Disable hot/cold partitioning
11523 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11525 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
11526 (mips_function_type): Move to mips.c.
11527 * config/mips/mips.c (mips_builtin_type): New enum.
11528 (builtin_description): Replace code and ftype with builtin_type
11530 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
11531 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
11532 (CODE_FOR_mips_abs_ps): Define.
11533 (mips_bdesc): Use new macros.
11534 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
11535 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
11536 (mips_expand_builtin_direct): New function.
11537 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
11538 builtin. Replace boolean parameter with builtin_type.
11539 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
11540 (mips_expand_4s_compare_builtin): Delete, replacing with...
11541 (mips_expand_builtin_compare): ...this new function.
11543 2004-08-29 Mark Mitchell <mark@codesourcery.com>
11545 PR rtl-optimization/16590
11546 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
11548 2004-08-29 Diego Novillo <dnovillo@redhat.com>
11550 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
11551 * tree-ssa-propagate.c: Fix documentation.
11553 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11555 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
11556 (mov[sd]fcc): Likewise.
11558 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11560 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
11562 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11564 * config/mips/mips.md (divide_condition): New mode attribute.
11565 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
11566 (sqrt[sd]f3): Redefine using SCALARF.
11567 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
11570 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11572 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
11573 (loadx, storex, fmt, UNITMODE): New mode attributes.
11574 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
11575 (mul[sd]f3): Redefine using :SCALARF.
11576 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
11577 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
11578 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
11579 Check TARGET_FUSED_MADD for V2SF too.
11580 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
11581 were already named.
11582 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
11583 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
11585 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11587 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
11588 V2SF_type_node if it will be needed.
11590 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11592 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
11593 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
11594 (mips_prepare_builtin_target): New function.
11595 (mips_expand_builtin): Use them. Update calls to subroutines.
11596 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
11597 cmp_choice with a boolean argument to select between movt and movf.
11598 Take the comparison's icode as an argument, not the function's fcode.
11599 (mips_expand_compare_builtin): New function. Rename existing function
11600 to mips_expand_scalar_compare_builtin.
11601 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
11602 (mips_expand_ps_compare_builtin): Use the new functions. Take the
11603 comparison's icode as an argument, not the builtin's fcode.
11605 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11607 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
11608 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
11609 registers are false and -1 if all registers are true.
11610 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
11611 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
11612 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
11613 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
11614 (bc1any2t, bc1any2f): Likewise CCV2.
11615 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
11617 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11619 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
11620 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
11621 UNSPEC rather than an IF_THEN_ELSE.
11622 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
11623 mips_cond_move_tf_ps by name.
11625 2004-08-29 Chao-ying Fu <fu@mips.com>
11626 James E Wilson <wilson@specifixinc.com>
11628 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
11629 8 byte size and alignment. Give CCV4 16 byte size and alignment.
11630 * config/mips/mips-ps-3d.md: New file.
11631 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
11632 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
11633 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
11634 (mips_output_move): Emit "mov.ps" for V2SFmode.
11635 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
11637 (override_options): Check if TARGET_MIPS3D and there was an explicit
11638 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
11639 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
11640 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
11641 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
11642 and allow CCV2 and CCV4 to occupy two and four CC registers.
11643 (print_fcc_operand): New function.
11644 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
11645 %Z to call print_fcc_operand.
11646 (mips_function_value): Handle MODE_VECTOR_FLOAT.
11647 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
11648 (mips_vector_mode_supported_p): New function.
11649 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
11650 (builtin_description): New struct.
11651 (mips_bdesc): New array of struct builtin_description.
11652 (mips_expand_builtin, mips_init_builtins,
11653 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
11654 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
11656 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
11657 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
11658 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
11659 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
11660 "-mips3d", and "-mno-mips3d".
11661 (ASM_SPEC): Map -mips3d to -mips3d in gas.
11662 (EXTRA_CONSTRAINT_Y): New macro.
11663 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
11664 multi-letter constraint 'Y'.
11665 (CONSTRAINT_LEN): New macro.
11666 (enum mips_builtins): New for MIPS builtin functions.
11667 (enum mips_function_type): New for the types of MIPS builtin functions.
11668 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
11669 * config/mips/mips.md: New constants for paired single and MIPS-3D
11670 instructions. Include the new mips-ps-3d.md file.
11671 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
11672 movv2sf_hardfloat_64bit): New named patterns.
11673 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
11674 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
11675 sdxc1_v2sf_di): New unnamed patterns.
11676 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
11677 const_vector support.
11678 (const_0_or_1_operand): New predicate.
11679 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
11681 2004-08-29 Diego Novillo <dnovillo@redhat.com>
11683 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
11684 (tree-ssa-propagate.o): New rule.
11685 (GTFILES): Add tree-ssa-propagate.c.
11686 * tree-flow.h (struct stmt_ann_d): Remove field
11688 * tree-ssa-propagate.c: New file.
11689 * tree-ssa-propagate.h: New file.
11690 * tree-ssa-ccp.c: Re-write to use the routines from
11691 tree-ssa-propagate.c.
11693 2004-08-28 Andrew Pinski <apinski@apple.com>
11695 * tree-ssa-loop.c: Remove extra include of basic-block.h.
11697 2004-08-28 Ziemowit Laski <zlaski@apple.com>
11699 * c-common.h: Update comments about ObjC/ObjC++ entry points.
11700 (objc_is_reserved_word): New prototype.
11701 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
11702 separate section; these are call-backs.
11703 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
11704 ObjC/ObjC++ "@" keywords.
11705 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
11706 prototypes; they already live in c-common.h.
11707 * stub-objc.c: Update copyright notice.
11708 (objc_is_reserved_word): New stub.
11710 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
11712 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
11713 even when not checking.
11715 2004-08-27 Jason Merrill <jason@redhat.com>
11718 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
11719 (gimple_push_cleanup): Add eh_only parm.
11720 (gimplify_target_expr): Pass it.
11721 * c.opt (-fno-threadsafe-statics): New option.
11722 * c-opts.c (c_common_handle_option): Handle it.
11723 * c-common.h (flag_threadsafe_statics): Declare it.
11724 * c-common.c (flag_threadsafe_statics): Record it.
11725 * doc/invoke.texi: Document it.
11726 * tsystem.h (_GNU_SOURCE): Define.
11727 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
11728 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
11729 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
11730 (__gthread_recursive_mutex_init_function): New fn.
11731 (__gthread_recursive_mutex_lock): New fn.
11732 (__gthread_recursive_mutex_trylock): New fn.
11733 (__gthread_recursive_mutex_unlock): New fn.
11734 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
11735 * gthr-win32.h, gthr-vxworks.h: Likewise.
11736 * gthr.h: Document.
11738 2004-08-27 David Edelsohn <edelsohn@gnu.org>
11740 * config/rs6000/rs6000.c (rs6000_override_options): Increase
11741 maximum skip to 15. Set function alignment, jump alignment, and
11742 loop alignment to 16 for processors that form dispatch groups.
11743 (rs6000_rtx_costs): outer_code is used.
11745 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
11747 * stor-layout.c (sizetype_set): Remove.
11748 (set_sizetype): Don't test or set it.
11750 * tree.h (size_int_type): Remove.
11751 * fold-const.c: Do not #include gt-fold-const.h.
11752 (size_htab_hash, size_htab_eq): Remove.
11753 (size_int_kind): Use build_int_cst.
11754 (new_const, size_htab): Remove.
11755 (size_int_type): Remove.
11756 (round_up): Use build_int_cst.
11757 (round_down): Likewise. Remove spurious constant build.
11759 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
11761 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
11762 Add is_release variable, use it for --enable-werror and
11763 --enable-checking defaults.
11764 * system.h (gcc_assert, gcc_unreachable): New.
11765 * doc/install.texi (--enable-checking): Update.
11766 * configure, config.in: Rebuilt.
11768 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
11770 * rtl.h (read_rtx): Change prototype.
11771 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
11772 line number. Return true on success.
11773 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
11774 callers accordingly.
11776 2004-08-26 Richard Henderson <rth@redhat.com>
11778 * c-typeck.c (build_offsetof): Remove.
11779 * c-tree.h (build_offsetof): Remove.
11780 * c-common.c (fold_offsetof_1, fold_offsetof): New.
11781 * c-common.h (fold_offsetof): Declare.
11782 * c-parse.in (offsetof_base): New.
11783 (offsetof_member_designator): Use it. Build references, not just
11785 (primary): Use fold_offsetof, not build_offsetof.
11787 2004-08-26 Richard Henderson <rth@redhat.com>
11789 * tree.c (staticp): Return the static object.
11790 * tree.h (staticp): Update decl.
11791 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
11792 * langhooks.c (lhd_staticp): Return NULL_TREE.
11793 * langhooks-def.h (lhd_staticp): Update decl.
11794 * c-common.c (c_staticp): Return the static object.
11795 * c-common.h (c_staticp): Update decl.
11797 2004-08-26 Richard Henderson <rth@redhat.com>
11799 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
11802 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
11805 * c-decl.c (struct c_binding): Add type and inner_comp fields.
11806 (bind): Set type and inner_comp fields.
11807 (pop_scope): Restore type of decl to the correct type from an
11808 outer scope. Give error when popping file scope for incomplete
11809 arrays completed incompatibly with default initialization in an
11811 (diagnose_mismatched_decls): Handle externs with initializers at
11813 (pushdecl): Set type of external declaration at block scope based
11814 only on the visible declarations. Save type when changing the
11815 type of a declaration. Merge an external declaration at block
11816 scope with a visible static declaration at file scope.
11817 (implicitly_declare): Give recycled old declaration the new type
11818 except for incompatible declarations of built-in functions, saving
11821 2004-08-26 Ziemowit Laski <zlaski@apple.com>
11823 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
11825 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
11827 * tree-alias-common.c (gate_pta): New function.
11828 (pass_build_pta): Use it.
11829 (pass_del_pta): Use it.
11830 (delete_alias_vars): Don't check flag_tree_points_to.
11832 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11834 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
11835 TFmode as additional register mode cloberred by call.
11837 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11839 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
11840 parallel pattern for library call returning DImode in
11843 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11845 * config/rs6000/rs6000.c (function_arg): Generate parallel
11846 pattern for more split args.
11848 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
11850 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
11851 either gen_movdi_di_update or gen_movdi_si_update depending on
11853 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
11854 to generate two versions.
11856 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
11858 * Makefile.in (lambda-code.o): New.
11859 (lambda-trans.o): Ditto.
11860 (TREE_DATA_REF_H): Ditto.
11862 (lambda-mat.o): Use LAMBDA_H.
11863 (tree-data-ref.o): Ditto.
11864 * lambda-code.c: New file. Lambda code generation algorithm.
11865 * lambda-trans.c: Ditto. Lambda transformation matrix support.
11866 * lambda.h: Add lambda loop structures.
11867 Add lambda loopnest structures.
11868 Add lambda body vector structure.
11869 Add lambda linear expression structures.
11870 Add prototypes for functions in new files.
11871 * lambda-mat.c: Include tree.h
11873 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
11874 Sebastian Pop <pop@cri.ensmp.fr>
11876 * tree-data-ref.h: Include lambda.h
11877 (free_dependence_relation): Declared here.
11878 (free_dependence_relations): Ditto.
11879 (free_data_refs): Ditto.
11880 * tree-data-ref.c (free_dependence_relation): New function.
11881 (free_dependence_relations): Ditto.
11882 (free_data_refs): Ditot.
11883 (analyze_all_data_dependences): Free datarefs and dependence_relations.
11884 (build_classic_dist_vector): Store in the dependence_relations the
11885 information. Each arc in the dependence_relations graph is labelled
11886 with the distance and direction vectors.
11887 (build_classic_dir_vector): Ditto.
11888 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
11889 Now computes again the whole dependence graph including read-read
11891 (compute_data_dependences_for_loop): Now dependence_relations contains
11892 all the data, and thus it doesn't need to initialize the classic_dir
11893 and classic_dist vectors.
11894 (analyze_all_data_dependences): Adjusted for using the new interface of
11895 compute_data_dependences_for_loop. Remove the statistics dump.
11897 2004-08-26 Bob Wilson <bob.wilson@acm.org>
11899 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
11900 (xtensa_expand_block_move): Update comment.
11901 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
11903 2004-08026 Richard Earnshaw <rearnsha@arm.com>
11906 * toplev.c (crash_signal): If we crashed while emitting
11907 a user asm, then die more gracefully.
11909 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11912 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
11913 checking for a valid constant, regardless of sign.
11915 2004-08-25 Richard Henderson <rth@redhat.com>
11918 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
11919 if the constant satisfies add_operand.
11921 2004-08-25 Richard Henderson <rth@redhat.com>
11924 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
11925 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
11926 unwind info for >16-bit frames.
11928 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
11931 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
11933 2004-08-25 Richard Henderson <rth@redhat.com>
11935 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
11936 (TARGET_CANNOT_FORCE_CONST_MEM): New.
11938 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
11940 * doc/tree-ssa.texi: Document new operand iterator.
11942 2004-08-26 Alan Modra <amodra@bigpond.net.au>
11945 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
11946 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
11949 2005-08-28 Paul Brook <paul@codesourcery.com>
11951 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
11952 -mfpu=vfp -march=armv5t
11953 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
11955 2004-08-25 Richard Henderson <rth@redhat.com>
11957 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
11958 * target.h (struct gcc_target): Add scalar_mode_supported_p.
11959 * targhooks.c (default_scalar_mode_supported_p): New.
11960 * targhooks.h (default_scalar_mode_supported_p): Declare.
11961 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
11963 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
11964 before attempting to create types. Tidy.
11965 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
11967 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
11968 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
11970 2004-08-25 Richard Henderson <rth@redhat.com>
11972 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
11973 set REAL_MODE_FORMAT for TFmode.
11975 2004-08-25 Ziemowit Laski <zlaski@apple.com>
11977 * c-decl.c (grokparm): New function.
11978 * c-tree.h (grokparm): New prototype.
11980 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
11982 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
11983 iterator controlling structure.
11984 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
11985 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
11986 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
11988 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
11989 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
11990 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
11991 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
11992 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
11993 Empty operand pointers.
11994 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
11995 (op_iter_next_use): New. Return next use_operand_p.
11996 (op_iter_next_def): New. Return next def_operand_p.
11997 (op_iter_next_tree): New. Return next operands as a tree.
11998 (op_iter_init): New. Initialize an iterator structure.
11999 (op_iter_init_use): New. Initialize structure and get the first use.
12000 (op_iter_init_def): New. Initialize structure and get the first def.
12001 (op_iter_init_tree): New. Initialize structure and get the first tree.
12002 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
12003 (op_iter_init_maydef): New. Initialize structure and get the first
12004 V_MAY_DEF operands.
12005 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
12006 * tree-dfa.c (compute_immediate_uses_for_stmt,
12007 redirect_immediate_uses): Use new operand iterator.
12008 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
12009 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
12010 operands instead of using *_disappeared_p routines.
12011 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
12012 ssa_rewrite_stmt): Use new operand iterator.
12013 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
12014 rewrite_trees): Use new operand iterator.
12015 * tree-pretty-print.c (dump_vops): Use new operand iterator.
12016 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
12017 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
12018 dump_points_to_info): Use new operand iterator.
12019 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
12020 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
12022 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
12023 propagate_necessity): Use new operand iterator.
12024 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
12025 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
12026 a parameter instead of a stmt_ann_t.
12027 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
12028 build_tree_conflict_graph): Use new operand iterator.
12029 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
12030 rewrite_mem_refs): Use new operand iterator.
12031 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
12032 check_loop_closed_ssa_use): Use new operand iterator.
12033 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
12034 * tree-ssanames.c (release_defs): Use new operand iterator.
12035 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
12037 2004-08-25 Adam Nemet <anemet@lnxw.com>
12039 * tlink.c (initial_cwd): New variable.
12040 (tlink_init): Initialize it.
12041 (recompile_files): Use tlink_execute() instead of system(). Don't
12042 duplicate verbose output of collect_execute. Restore initial_cwd.
12043 Update comment before the function.
12045 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12047 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
12048 accept) a cast from one Objective-C pointer type to another.
12050 2004-08-25 Paolo Carlini <pcarlini@suse.de>
12052 * doc/install.texi: Document that libstdc++-v3 requires
12053 now automake 1.9.1.
12055 2004-08-25 Caroline Tice <ctice@apple.com>
12057 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
12058 to comments at start of function.
12059 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
12061 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12062 merge_blocks_move_predecessor_nojumps,
12063 merge_blocks_move_successor_nojumps, merge_blocks_move,
12064 try_crossjump_to_edge, try_crossjump_bb): Likewise.
12065 * cfglayout.c (fixup_reorder_chain): Likewise.
12066 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12067 cfg_layout_can_merge_blocks_p): Likewise.
12068 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
12069 * passes.c (rest_of_compilation): Update comments for calling
12070 optimization that partitions hot/cold basic blocks.
12071 * doc/invoke.texi: Update documentation of
12072 freorder-blocks-and-partition flag.
12074 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12076 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
12077 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
12079 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12081 * config/mips/mips.md (any_shift): New code macro.
12082 (optab, insn): New code attributes.
12083 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
12084 Use the standard rather than internal patterns for the MIPS16
12085 double-shift optimization.
12086 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
12087 Redefine using :GPR and any_shift.
12088 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
12089 to cover all three shifts.
12090 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
12091 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
12092 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
12094 2004-08-24 Geoffrey Keating <geoffk@apple.com>
12096 * gimplify.c (lookup_tmp_var): Separate temporaries when not
12099 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12101 PR libstdc++/17005 (fix for HP-UX 11.11)
12102 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
12103 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
12104 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
12105 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
12106 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
12107 (LINK_SPEC): Handle march=1.0 option.
12108 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
12109 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
12110 (SUBTARGET_OPTIONS): New define.
12111 (LINK_SPEC): Handle march=1.0 option.
12112 (STARTFILE_SPEC): New define.
12113 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
12114 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
12115 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
12116 (SUBTARGET_OPTIONS): New define.
12117 (LINK_SPEC): Handle march=1.0 option.
12118 (STARTFILE_SPEC): New define.
12119 * config/pa/pa.c (override_options): Add code to process -munix= option.
12120 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
12121 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
12123 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
12124 (SUBTARGET_OPTIONS): Provide default define.
12125 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
12126 STANDARD_STARTFILE_PREFIX_2): New defines.
12127 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
12128 (ENDFILE_SPEC): Use %O.
12129 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
12130 Mention issue caused by changing namespace and runtime to UNIX 95/98.
12131 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
12132 Document -munix=std option.
12134 2004-08-25 Steven Bosscher <stevenb@suse.de>
12136 * cse.c (cse_around_loop, cse_check_loop_start,
12137 cse_set_around_loop): Remove.
12138 (cse_basic_block): Remove the around_loop argument.
12139 (cse_end_of_basic_block): Remove the after_loop argument.
12140 (cse_main): Likewise.
12141 * rtl.h (cse_main): Update prototype.
12142 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
12143 rest_of_handle_gcse): Update cse_main calls.
12145 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
12147 * tree.h (build_int_cst): New, sign extended constant.
12148 (build_int_cstu): New, zero extended constant.
12149 (build_int_cst_wide): Renamed from build_int_cst.
12150 * tree.c (build_int_cst, build_int_cstu): New.
12151 (build_int_cst_wide): Renamed from build_int_cst.
12152 (make_vector_type, build_common_tree_nodes,
12153 build_common_tree_nodes_2): Adjust build_int_cst calls.
12154 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
12155 expand_builtin_strpbrk, expand_builtin_fputs,
12156 build_string_literal, expand_builtin_printf,
12157 expand_builtin_sprintf, fold_builtin_classify_type,
12158 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
12159 fold_builtin_toascii, fold_builtin_isdigit,
12160 simplify_builtin_strstr, simplify_builtin_strpbrk,
12161 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
12162 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
12163 DEF_ATTR_INT): Likewise.
12164 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
12166 * c-lex.c (interpret_integer, lex_charconst): Likewise.
12167 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
12168 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12169 * c-typeck.c (really_start_incremental_init, push_init_level,
12170 set_nonincremental_init_from_string): Likewise.
12171 * calls.c (load_register_parameters): Likewise.
12172 convert.c (convert_to_pointer): Likewise.
12173 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
12174 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
12175 build_gcov_info): Likewise.
12176 * except.c (init_eh, assign_filter_values): Likewise.
12177 * expmed.c (store_fixed_bit_field, extract_bit_field,
12178 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
12179 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
12180 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
12181 * expr.c (convert_move, emit_group_load, emit_group_store,
12182 expand_assignment, store_constructor, store_field,
12183 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
12184 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
12185 invert_truthvalue, optimize_bit_field_compare,
12186 decode_field_reference, all_ones_mask_p, constant_boolean_node,
12187 fold_div_compare, fold, fold_read_from_constant_string,
12188 fold_negate_const, fold_abs_const, fold_not_const, round_up,
12189 round_down): Likewise.
12190 * function.c (assign_parm_setup_block): Likewise.
12191 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
12193 * stor-layout.c (layout_type, initialize_sizetypes,
12194 set_min_and_max_values_for_integral_type): Likewise.
12195 * tree-chrec.c (chrec_fold_multiply_poly_poly,
12196 reset_evolution_in_loop): Likewise.
12197 * tree-chrec.h (build_polynomial_chrec): Likewise.
12198 * tree-complex.c (build_replicated_const): Likewise.
12199 * tree-eh.c (honor_protect_cleanup_actions,
12200 lower_try_finally_onedest, lower_try_finally_copy,
12201 lower_try_finally_switch): Likewise.
12202 * tree-mudflap.c (mf_build_string, mx_register_decls,
12203 mudflap_register_call, mudflap_enqueue_constant): Likewise.
12204 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
12205 * tree-pretty-print.c (dump_generic_node): Likewise.
12206 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
12208 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
12209 * tree-ssa-loop-niter.c (number_of_iterations_cond,
12210 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
12212 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
12213 canonicalize_loop_induction_variables): Likewise.
12214 * tree-vectorizer.c (vect_create_index_for_array_ref,
12215 vect_transform_loop_bound, vect_compute_data_ref_alignment):
12218 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
12219 alpha_gimplify_va_arg_1): Likewise.
12220 * config/arm/arm.c (arm_get_cookie_size): Likewise.
12221 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
12222 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12223 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
12224 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
12225 mips_gimplify_va_arg_expr): Likewise.
12226 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
12227 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
12228 add_compiler_branch_island): Likewise.
12229 * config/s390/s390.c (s390_va_start): Likewise.
12230 * config/sh/sh.c (sh_va_start): Likewise.
12231 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
12233 * config/xtensa/xtensa.c (xtensa_va_start,
12234 xtensa_gimplify_va_arg_expr): Likewise.
12236 * objc/objc-act.c (build_objc_string_object,
12237 build_objc_symtab_template, init_def_list, init_objc_symtab,
12238 init_module_descriptor, generate_static_references,
12239 build_selector_translation_table, get_proto_encoding,
12240 build_typed_selector_reference, build_selector_reference,
12241 build_next_objc_exception_stuff,
12242 build_method_prototype_list_template, generate_descriptor_table,
12243 generate_protocols, build_protocol_initializer,
12244 build_ivar_list_template, build_method_list_template,
12245 build_ivar_list_initializer, generate_ivars_list,
12246 generate_dispatch_table, generate_protocol_list,
12247 build_category_initializer, build_shared_structure_initializer,
12248 generate_shared_structures, handle_impent,
12249 generate_objc_image_info): Likewise.
12251 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
12253 * cfglayout.c (duplicate_insn_chain): Remove references to
12254 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
12255 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
12256 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
12257 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
12258 and NOTE_INSN_LOOP_CONT.
12259 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
12260 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
12261 and NOTE_INSN_LOOP_CONT.
12262 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
12263 check_dbra_loop, loop_dump_aux): Remove references to removed notes
12265 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
12266 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
12267 references to removed notes and fields.
12268 (subtract_reg_term, ujump_to_loop_cont): Remove.
12270 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
12272 * doc/install.texi: Document that libcpp does not require
12273 Automake any longer. Document that Automake 1.9.1 should
12276 2004-08-25 Zack Weinberg <zack@codesourcery.com>
12278 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
12279 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
12280 DWARF_DEBUGGING_INFO from choice-of-definition chain;
12281 restructure using C89 features (#elif, #error).
12282 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
12283 * config/sh/sh.h: Remove references to DWARF_DEBUG.
12284 * doc/invoke.texi: Remove references to DWARF version 1;
12285 clarify why -gdwarf-2<n> doesn't work.
12287 2004-08-25 Zack Weinberg <zack@codesourcery.com>
12289 * basic-block.h (BB_SET_PARTITION): Clear old value first.
12290 * cfg.c (clear_bb_flags): Don't clear partition setting.
12291 * ifcvt.c (find_if_case_1): Remove ??? comment.
12293 2004-08-25 Alan Modra <amodra@bigpond.net.au>
12296 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
12297 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12298 current_function_stdarg in place of sysv_varargs_p.
12299 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
12302 2004-08-24 Richard Henderson <rth@redhat.com>
12305 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
12306 random codes within CONST.
12308 2004-08-24 James E Wilson <wilson@specifixinc.com>
12310 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
12311 -freorder-blocks-and-partition.
12313 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12315 PR middle-end/17044
12316 * tree-ssa-threadupdate.c (redirection_data): Make static.
12317 (thread_block): Use ggc_alloc_cleared to allocate struct
12318 redirection_data. Don't free elements in redirection_data.
12320 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12322 * config/mips/predicates.md (small_data_pattern): Match prefetches.
12324 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12326 PR tree-optimization/17016
12327 * tree-ssa-loop-niter.c (number_of_iterations_cond,
12328 number_of_iterations_exit): Use POINTER_TYPE_P instead
12329 of testing for POINTER_TYPE.
12331 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12333 * tree-ssa-loop-ivcanon.c: New file.
12334 * tree-ssa-loop-manip.c (create_iv): New function.
12335 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
12336 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
12337 * cfgloop.c (mark_single_exit_loops): New function.
12338 (verify_loop_structure): Verify single-exit loops.
12339 * cfgloop.h (struct loop): Add single_exit field.
12340 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
12341 (mark_single_exit_loops): Declare.
12342 (tree_num_loop_insns): Declare.
12343 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
12344 (duplicate_loop_to_header_edge): Use it.
12345 * common.opt (fivcanon): New flag.
12346 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
12347 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
12348 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
12349 (bsi_insert_on_edge_immediate): New function.
12350 * tree-flow.h (bsi_insert_on_edge_immediate,
12351 canonicalize_induction_variables, tree_unroll_loops_completely,
12352 create_iv): Declare.
12353 * tree-optimize.c (init_tree_optimization_passes): Add
12354 pass_iv_canon and pass_complete_unroll.
12355 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
12356 * tree-scalar-evolution.c (get_loop_exit_condition,
12357 get_exit_conditions_rec, number_of_iterations_in_loop,
12358 scev_initialize): Use single_exit information.
12359 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
12360 missing assumptions.
12361 (loop_niter_by_eval): Return number of iterations as unsigned
12363 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
12364 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
12365 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
12367 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
12368 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
12369 the defining statement is ready.
12370 * tree-vectorizer.c (vect_create_iv_simple): Removed.
12371 (vect_create_index_for_array_ref, vect_transform_loop_bound):
12373 (vect_transform_loop_bound): Use single_exit information.
12374 (vect_analyze_loop_form): Cleanup bogus tests.
12375 (vectorize_loops): Do not call flow_loop_scan.
12376 * tree.h (may_negate_without_overflow_p): Declare.
12377 * fold-const.c (may_negate_without_overflow_p): Split out from ...
12378 (negate_expr_p): ... this function.
12379 (tree_expr_nonzero_p): Handle overflowed constants correctly.
12380 * doc/invoke.texi (-fivcanon): Document.
12381 * doc/passes.texi: Document canonical induction variable creation.
12383 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12385 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
12386 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
12387 using the mode of the operand to decide between them.
12388 * config/mips/mips.md (MOVECC): New mode macro.
12389 (ccreg): New mode attribute.
12390 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
12391 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
12392 (mov[sd]icc): Redefine using :GPR.
12394 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12396 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
12397 (mips_prefetch_cookie): New function.
12398 * config/mips/mips.c (print_operand_address): Fix handling of
12400 (mips_emit_prefetch): Delete.
12401 (mips_prefetch_cookie): New function.
12402 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
12403 mode of QImode for the address_operand. Use mips_prefetch_cookie
12404 to calculate the first "pref" operand.
12405 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
12406 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
12408 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
12410 * arm.md: Include predicates.md.
12411 * predicates.md: New file.
12412 * arm.c (s_register_operand, arm_hard_register_operand)
12413 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
12414 (arm_immediate_operand, arm_neg_immediate_operand)
12415 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
12416 (arm_add_operand, arm_addimm_operand, arm_not_operand)
12417 (offsettable_memory_operand, alignable_memory_operand)
12418 (arm_reload_memory_operand, arm_float_rhs_operand)
12419 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
12420 (index_operand, shiftable_operator, logical_binary_operator)
12421 (shift_operator, equality_operator, arm_comparison_operator)
12422 (minmax_operator, cc_register, dominant_cc_register)
12423 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
12424 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
12425 (const_shift_operand, load_multiple_operation)
12426 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
12427 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
12428 (cirrus_register_operand, cirrus_fp_register)
12429 (cirrus_shift_const): Delete, replaced with equivalents in
12431 (shift_op): Handle ROTATE.
12432 * arm-protos.h: Delete declarations for above.
12433 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
12434 * t-arm (MD_INCLUDES): Add predicates.md.
12435 (s-preds): Depends on MD_INCLUDES.
12437 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12439 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
12440 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
12441 patterns. Redefine using :GPR. Give the match_operator a mode.
12442 Use '%2' rather than '%z2' for operand 2.
12444 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12446 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
12449 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12451 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
12452 of internal patterns.
12453 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
12455 (tablejump): Use expand_binop to calculate address. Adjust names
12456 of internal patterns.
12457 (tablejump[sd]i): Renamed from tablejump_internal[12].
12459 (tablejump_mips16[12]): Delete.
12461 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12463 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
12464 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
12465 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
12466 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
12467 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
12469 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12471 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
12472 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
12474 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
12475 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
12476 (*branch_equality[sd]i_inverted): Likewise
12477 branch_equality{,_di}_inverted.
12478 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
12479 Redefine using :GPR.
12481 2004-08-24 Zack Weinberg <zack@codesourcery.com>
12483 * rtl.def: Reorganize, placing all codes used only in machine
12484 descriptions at the end.
12486 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
12487 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
12488 rtx_name, rtx_format arrays by direct reference to rtl.def,
12489 first undefining GENERATOR_FILE. Define enum insn_note and
12490 note_insn_name array by direct reference to insn-notes.def.
12491 (adjust_field_rtx_def): Remove local definition of rtx_name.
12492 Use symbolic names for insn notes.
12493 * Makefile.in (gengtype.o): Update dependencies.
12495 2004-08-24 Zack Weinberg <zack@codesourcery.com>
12497 * basic-block.h (struct basic_block_def): Reorder fields to
12498 eliminate interior padding. Remove 'partition' field.
12499 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
12500 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
12501 (BB_COPY_PARTITION): New macros.
12502 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
12503 Replace all references to the 'partition' field of a basic
12504 block with new macros.
12506 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
12507 * final.c (final_scan_insn): Don't handle it.
12508 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
12509 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
12510 * sched-rgn.c (sched_is_disabled_for_current_region_p):
12511 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
12513 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
12515 * c-decl.c (c_init_decl_processing): Adjust
12516 build_common_tree_nodes call.
12517 * expmed.c (const_mult_add_overflow_p): Use
12518 build_distinct_type_copy.
12519 * stor-layout.c (early_type_list): Remove.
12520 (layout_type): Don't append to early_type_list.
12521 (initialize_sizetypes): Add signed_p argument.
12522 (set_sizetype): Overwrite the stub type nodes directly.
12523 * tree.c (copy_node_stat): Clear a type's value cache here ...
12524 (build_distinct_type): ... not here.
12525 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
12526 * tree.h (initialize_sizetypes): Add signed_p argument.
12527 (build_common_tree_nodes): Likewise.
12529 * objc/objc-act.c (get_static_reference): Use
12530 build_variant_type_copy.
12531 (get_protocol_reference): Likewise.
12532 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
12534 2004-08-24 Richard Henderson <rth@redhat.com>
12535 Andrew Pinski <apinski@apple.com>
12537 * gimplify.c (gimplify_array_ref_to_plus): Delete.
12538 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
12541 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
12542 ARRAY_REF also to get to the STRING_CST.
12544 2004-08-24 Paul Brook <paul@codesourcery.com>
12546 * config/arm/arm.c (arm_override_options): Update error message.
12547 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
12548 TARGET_HARD_FLOAT_ABI.
12549 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
12550 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
12552 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12555 * config/m32r.md (movsi_sda): Add SI mode specification to
12558 2004-08-24 Nick Clifton <nickc@redhat.com>
12560 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
12561 of seth_add3_operand.
12563 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
12565 * Makefile.in (PROTO_OBJS): Add errors.o.
12566 * protoize.c (fancy_abort): Remove.
12567 * mips-tfile.c (fancy_abort): Add parameters.
12569 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
12571 * doc/trouble.texi (C++ misunderstandings): Fix example code.
12573 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
12575 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
12576 (host-default.o): Add dependency on HOOKS_H.
12577 * config/x-linux: Likewise.
12578 * config/x-solaris: Likewise.
12579 * config/i386/x-mingw32: Likewise.
12580 * config/rs6000/x-darwin: Likewise.
12582 2004-08-23 James E Wilson <wilson@specifixinc.com>
12584 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
12587 2004-08-23 Mark Mitchell <mark@codesourcery.com>
12590 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
12592 2004-08-23 Diego Novillo <dnovillo@redhat.com>
12594 * cfg.c (check_bb_profile): Fix typos.
12595 * function.c (assign_parm_is_stack_parm): Likewise.
12596 * tree-nested.c: Likewise.
12598 2004-08-23 Daniel Jacobowitz <dan@debian.org>
12600 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
12602 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
12604 2004-08-23 Eric Christopher <echristo@redhat.com>
12606 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
12607 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
12608 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
12610 * hooks.h: Include machmode.h.
12611 (hook_bool_mode_false): Declare.
12612 * hooks.c (hook_bool_mode_false): Define.
12613 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
12614 * stor-layout.c (layout_type): Ditto.
12615 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
12616 Define to target macro.
12617 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
12618 * config/arm/arm.c: Ditto. Use.
12619 * config/arm/arm.h: Ditto.
12620 * config/arm/arm-protos.h: Ditto.
12621 * config/i386/i386.c: Ditto.
12622 * config/i386/i386.h: Ditto.
12623 * config/rs6000/rs6000.c: Ditto.
12624 * config/rs6000/rs6000.h: Ditto.
12625 * config/sh/sh.c: Ditto.
12626 * config/sh/sh.h: Ditto.
12627 * config/sh/sh-protos.h: Ditto.
12628 * config/sh/sh.md: Use.
12629 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
12630 to TARGET_VECTOR_MODE_SUPPORTED_P.
12632 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
12634 * Makefile.in (BUILD_ERRORS): Set to build-errors.
12635 (errors.o): New target for host.
12636 (build-errors.o): New target for build.
12637 (genobjs): Replace errors.o with build-errors.
12638 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
12639 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
12640 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
12641 (fix-header.o): Add errors.h
12642 * collect2.c (fancy_abort): Add parameters.
12643 * collect2.h (fancy_abort): Don't declare.
12644 * errors.h (fancy_abort): Don't declare.
12645 * errors.c: Include either bconfig.h or config.h.
12646 (fancy_abort): Trim filename.
12647 * fix-header.c (v_fatal, fatal): Remove.
12648 (progname): Remove definition.
12649 (main): Set progname here.
12650 * gcc.c (fancy_abort): Add parameters.
12651 * gcc.h (fancy_abort): Remove declaration.
12652 * gcov.c (fancy_abort): Remove.
12653 * rtl.h (fancy_abort): Don't declare.
12654 (abort): Don't define.
12655 * tree.h (fancy_abort): Don't declare.
12656 (abort): Don't define.
12657 * system.h (fancy_abort): Declare.
12658 (abort): Define to fancy_abort.
12659 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
12661 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
12662 (usize_type, ubitsizetype): Remove.
12663 * stor-layout.c (set_sizetype): Don't initialize usizetype,
12665 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
12667 * tree.h (build_distinct_type_copy): New.
12668 (build_type_copy): ... here. Rename to ...
12669 (build_variant_type_copy): ... here.
12670 * tree.c (build_qualified_type): Rename build_type_copy call.
12671 (build_distinct_type_copy): New, broken out of ...
12672 (build_type_copy): ... here. Rename to ...
12673 (build_variant_type_copy): ... here. Use
12674 build_distinct_type_copy.
12675 (build_common_tree_nodes_2): Rename build_type_copy call.
12676 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
12678 (handle_packed_attribute, handle_unused_attribute,
12679 handle_transparanet_union_attribute, handle_aligned_attribute,
12680 handle_deprecated_attribute): Likewise.
12681 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
12683 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
12684 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
12685 build_distinct_type_copy.
12687 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12689 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
12692 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12694 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
12696 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
12697 formerly unnamed patterns. Redefine using :P for the address. Remove
12698 explicit length attributes.
12700 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12702 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
12704 (single_reachable_address): Use them.
12705 (schedule_sm): Add dump.
12706 (is_call_clobbered_ref): New function.
12707 (determine_lsm_reg): Check whether the reference is call clobbered.
12708 Only work for gimple_reg_type values.
12710 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12712 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
12713 $31 store insns. Redefine using :GPR.
12715 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12717 * config/mips/mips.md (P): New mode macro.
12718 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
12719 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
12720 Add mode attributes.
12722 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12724 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
12725 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
12726 later constants to cover the gap.
12727 (load, store): New mode attributes.
12728 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
12729 Use new unspec constants.
12731 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12733 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
12734 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
12735 to use register_operand rather than uns_arith_operand as the predicate
12736 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
12737 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
12738 Redefine using :GPR. Make same predicate change here. Extend the
12739 commutativity of operands 1 and 2 from the SImode version to the
12741 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
12742 but with no predicate changes.
12743 (*nor[sd]i3): Redefine using :GPR.
12745 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12747 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
12748 noreturn functions.
12750 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12752 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
12753 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
12754 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
12755 rather than "%z2" (with a fake const0_rtx for operand 2).
12756 (ffs[sd]i2): Redefine using :GPR.
12757 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
12759 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12761 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
12763 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12765 * config/mips/mips.md (any_extend): New code macro.
12766 (u, su): New code attributes.
12767 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
12768 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
12769 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
12770 (*{s,u}mul_acc_di): Redefine using any_extend.
12771 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
12772 to reflect real insn names.
12773 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
12774 with an any_extend template.
12775 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
12778 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12780 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
12781 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
12782 (mul[sd]i3_r4000): Redefine using :GPR.
12783 (mulsi3_mult3): Don't check TARGET_MAD separately.
12784 (muldi3_mult3): Moved after mulsi_mult3.
12786 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12788 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
12789 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
12790 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
12791 (TARGET_GAS, TARGET_MIPS_AS): Delete.
12792 (TARGET_GPWORD): Define to true for n32 on IRIX.
12793 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
12794 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
12795 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
12796 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
12797 (MDEBUG_ASM_SPEC): Delete, folding into...
12798 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
12799 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
12800 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
12801 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
12802 to define asm_abi_default_spec.
12803 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
12804 (TARGET_ASM_SELECT_SECTION): Delete.
12805 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
12806 for non-mips16 code, removing previous workaround for SGI assemblers.
12807 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
12808 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
12809 (override_options): Remove !TARGET_GAS and !have_named_sections code.
12810 (print_operand): Fold TARGET_GAS conditionals into asm strings.
12811 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
12812 ASM_STABS_OP and ASM_STABN_OP.
12813 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
12814 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
12815 (mips_output_function_prologue): Remove !TARGET_GAS code.
12816 (mips_select_rtx_section): Remove !have_named_sections code.
12817 (mips_select_section): Delete.
12818 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
12819 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
12820 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
12821 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
12822 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
12823 * config/mips/windiss.h (ASM_SPEC): Likewise.
12825 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12827 * read-rtl.c (map_value, mapping, macro_group): New structures.
12828 (BELLWETHER_CODE): New macro.
12829 (modes, codes, bellwether_codes): New variables.
12830 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
12831 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
12832 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
12833 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
12834 (add_map_value, initialize_macros): New functions.
12835 (def_hash, def_hash_eq_p): Generalize to anything that points to,
12836 or starts with, a char * field.
12837 (find_macro, read_mapping, check_code_macro): New functions.
12838 (read_rtx_1): New, split out from read_rtx. Handle the new
12839 define_{mode,code}_{macro,attr} constructs. Use find_macro
12840 to parse the name of a code or mode. Use BELLWETHER_CODE to
12841 extract the format and to choose a suitable code for rtx_alloc.
12842 Modify recursive invocations to use read_rtx_1.
12843 (read_rtx): Call initialize_macros. Apply code and mode macros
12844 to the rtx returned by read_rtx_1. Cache everything after the
12845 first macro expansion for subsequent read_rtx calls.
12846 * doc/md.texi: Document new .md constructs.
12847 * config/mips/mips.md (GPR): New mode macro.
12848 (d, si8_di5): New mode attributes.
12849 (any_cond): New code macro.
12850 (add[sd]i3): Redefine using :GPR.
12851 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
12852 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
12853 previously unnamed MIPS16 patterns.
12854 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
12855 lines. Don't match (plus (const_int 0) ...).
12856 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
12857 Use a define_split to generate the addition.
12858 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
12859 (subsi3_internal): Delete.
12860 (*subsi3_extended): Renamed from subsi3_internal_2.
12861 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
12862 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
12863 using an any_cond template.
12865 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12867 * read-rtl.c (read_rtx): Tidy use of format_ptr.
12869 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
12871 * read-rtl.c (string_obstack): New file-scope variable.
12872 (read_string, read_quoted_string, read_braced_string)
12873 (read_escape): Remove obstack parameter and use string_obstack instead.
12874 (read_rtx): Remove function-local rtl_obstack and initialize
12875 string_obstack instead. Update call to read_string.
12877 2004-08-22 Andrew Pinski <apinski@apple.com>
12880 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
12881 expression is not constant.
12882 (c_finish_return): Do not go through INDIRECT_REF when looking
12883 for the inner expression of an ADDR_EXPR for warning about.
12885 2004-08-22 Richard Henderson <rth@redhat.com>
12888 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
12889 create new blocks and fall through.
12890 (expand_gimple_basic_block): Update to match.
12892 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
12894 * reload.c (find_reloads_address): Make return value tri-state.
12895 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
12896 (find_reloads): Assume that reloaded addresses match 'o' or
12897 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
12898 returned 1 (not -1). Omit optional reloads for address operands
12899 only if find_reloads_address returned 1 (not -1).
12901 * config/s390/s390.c (legitimize_reload_address): New function.
12902 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
12903 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
12904 legitimize_reload_address.
12906 2004-08-22 Richard Hendersion <rth@redhat.com>
12908 * tree.h (SAVE_EXPR_RESOLVED_P): New.
12909 * gimplify.c (gimplify_save_expr): Use it.
12910 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
12911 on the temporary variable.
12913 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
12915 * fold-const.c (rtl_expr_nonnegative_p): Delete.
12916 * tree.h (rtl_expr_nonnegative_p): Remove.
12918 2004-08-22 Steven Bosscher <stevenb@suse.de>
12920 * config/i386/ppro.md (ppro_complex_insn): Add missing check
12921 for cpu==pentiumpro.
12923 * combine.c (struct reg_stat): Fix comment typo.
12925 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
12927 * c-tree.h (c_sizeof_nowarn): Remove.
12929 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
12931 * c-decl.c (set_array_declarator_type): Rename to
12932 set_array_declarator_inner.
12933 (build_c_parm, build_attrs_declarator, build_function_declarator):
12935 (make_pointer_declarator): Call build_attrs_declarator.
12936 * c-tree.h (set_array_declarator_type): Rename to
12937 set_array_declarator_inner.
12938 (build_c_parm, build_attrs_declarator, build_function_declarator):
12940 * c-parse.in (after_type_declarator,
12941 parm_declarator_starttypename, parm_declarator_nostarttypename,
12942 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
12943 firstparm): Use these functions
12945 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
12947 * c-decl.c (build_array_declarator, set_array_declarator_type,
12948 start_decl, grokdeclarator, grokparms): Change boolean parameters
12950 * c-tree.h (build_array_declarator, set_array_declarator_type,
12951 start_decl): Update prototypes.
12952 * c-decl.c, c-parse.in: All callers changed.
12954 2004-08-21 Mike Stump <mrs@apple.com>
12956 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
12957 (darwin_fix_and_continue): Likewise.
12958 (darwin_fix_and_continue_switch): Likewise.
12959 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
12960 (darwin_fix_and_continue): Likewise.
12961 (darwin_fix_and_continue_switch): Likewise.
12963 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
12966 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
12967 Remove, merging into ...
12968 (gen_stdcall_or_fastcall_suffix): New function, returning tree
12969 rather than const char*, and accepting additional parameter.
12970 Don't add suffix to '*'-prefixed symbols or variadic functions.
12971 (i386_pe_encode_section_info): Adjust for call to new function.
12972 Call change_decl_assembler_name.
12974 2004-08-20 Mike Stump <mrs@apple.com>
12976 * config/darwin.c (machopic_indirect_data_reference): Mark
12978 * config/386/386.c (darwin_local_data_pic): Add.
12979 (legitimate_constant_p): Reorder so that PLUS handling runs
12980 before darwin_local_data_pic to match the ordering in
12981 legitimate_pic_address_disp_p and so that MINUS runs after
12982 darwin_local_data_pic as otherwise the darwin_local_data_pic
12983 logic can be skipped, which would be very bad.
12984 (legitimate_pic_address_disp_p): Move from from here to
12985 darwin_local_data_pic so it can be reused.
12987 2004-08-21 Alan Modra <amodra@bigpond.net.au>
12989 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
12990 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
12991 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
12992 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
12993 (RS6000_ABI_NAME): Define as "linux".
12994 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
12995 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
12996 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
12997 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
12998 * config/rs6000/rs6000.c (dot_symbols): New global var.
12999 (rs6000_output_function_entry): New function, modified for
13001 (print_operand <case 'z'>): ..extracted from here.
13002 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
13003 (rs6000_output_function_epilogue): Likewise.
13004 (rs6000_elf_declare_function_name): Likewise.
13005 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
13006 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
13007 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
13008 * configure: Regenerate.
13009 * config.in: Regenerate.
13011 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13013 * reload.c (find_reloads_address): Fix thinko in previous change.
13015 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
13018 2004-08-20 Jakub Jelinek <jakub@redhat.com>
13020 PR rtl-optimization/17099
13021 * combine.c (force_to_mode): Check if inner_mask has any bits set
13022 outside of GET_MODE (x) instead of op_mode.
13024 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13026 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
13028 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
13029 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
13030 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
13032 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
13034 * config/arm/t-symbian: New file.
13036 2004-08-20 Andrew Pinski <apinski@apple.com>
13038 * regrename.c (kill_value_regno): ANSIfy.
13040 2004-08-20 Dale Johannesen <dalej@apple.com>
13042 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
13044 2004-08-20 Daniel Jacobowitz <dan@debian.org>
13046 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
13047 (kill_value_regno): New function, derived from kill_value.
13048 (kill_value): Update.
13049 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
13051 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
13053 Fix PR tree-optimization/17111
13054 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
13055 of non-value_handles.
13056 (bitmap_set_contains): All constants are in every set.
13058 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13060 * fold-const.c (round_up, round_down): Use build_int_cst.
13061 Optimize common case.
13063 2004-08-20 Zack Weinberg <zack@codesourcery.com>
13064 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13066 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
13067 one_only_data_section): Rename to som_readonly_data_section,
13068 som_one_only_readonly_data_section and som_one_only_data_section.
13069 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
13070 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
13071 conditional defines.
13072 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
13073 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
13075 (pa_select_section): Use renamed section functions.
13076 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
13077 SOM_READONLY_DATA_SECTION_FUNCTION,
13078 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
13079 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
13081 * config/pa/som.h: ... not here.
13082 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
13083 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
13084 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
13085 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
13086 (READONLY_DATA_SECTION): Use som_readonly_data_section.
13088 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13090 * fold-const.c (int_const_binop): Don't generate non-overflowing
13091 size-types specially.
13092 (fold_convert_const): Likewise.
13094 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
13095 clear cache on copied sizetype.
13097 2004-08-20 Ben Elliston <bje@au.ibm.com>
13099 * configure.ac: Don't escape apostrophe in --enable-coverage help.
13100 * configure: Regenerate.
13102 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
13105 * gcc.c (struct stat input_stat): Don't define if
13106 HOST_LACKS_INODE_NUMBERS
13107 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
13108 than stat to determine if temp file is same as input file.
13109 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
13110 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
13112 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
13114 * configure.ac (mips*-*-*): Print an error if not using GAS.
13115 * configure: Regenerated.
13116 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
13117 comments about buggy MIPSpro assemblers.
13118 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
13119 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
13120 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
13121 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
13122 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
13123 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
13124 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
13125 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
13126 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
13127 of more general IRIX 6 definitions.
13128 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
13129 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
13130 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
13131 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
13132 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
13133 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
13134 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
13135 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
13136 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
13137 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
13138 (LINK_SPEC): Move most of definition to iris.h.
13139 (SUBTARGET_LINK_SPEC): New macro.
13140 (IRIX_STARTFILE_SPEC): Fold into...
13141 (STARTFILE_SPEC): ...here.
13142 (IRIX_ENDFILE_SPEC): Fold into...
13143 (ENDFILE_SPEC): ...here.
13144 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
13145 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
13146 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
13147 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
13148 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
13149 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
13150 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
13151 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
13152 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
13153 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
13154 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
13155 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
13156 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
13157 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
13158 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
13159 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
13160 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
13161 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
13162 (TARGET_IRIX6): Define to 1.
13163 (DRIVER_SELF_SPECS): Define.
13164 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
13165 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
13166 (SUBTARGET_LINK_SPEC): New macro.
13167 (IRIX_STARTFILE_SPEC): Fold into...
13168 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
13169 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
13170 (LIB_SPEC, LIBGCC_SPEC): Use them.
13171 (LIB_SPEC): Remove !mabi=* case.
13172 (IRIX_ENDFILE_SPEC): Fold into...
13173 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
13174 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
13175 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
13176 (TARGET_IRIX6): New macro.
13177 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
13178 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
13179 (LABEL_AFTER_LOC): Delete.
13180 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
13181 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
13182 (mips_build_builtin_va_list): Check TARGET_IRIX6.
13183 (override_options): Remove TARGET_SGI_O32_AS-related code.
13184 (irix_output_external_libcall): Make static.
13185 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
13187 (mips_file_start): Tidy guard for ABI sections. Remove use of
13188 ABICALLS_ASM_OP; use .abicalls instead.
13189 (mips_output_aligned_decl_common, mips_declare_object_name)
13190 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
13191 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
13192 .globl foo .text directives.
13193 (irix_asm_named_section_1, irix_asm_named_section)
13194 (irix_section_align_entry, irix_section_align_htab)
13195 (irix_orig_asm_out_file, irix_section_align_entry_eq)
13196 (irix_section_align_entry_hash, irix_asm_output_align)
13197 (irix_file_start, irix_section_align_1, copy_file_data)
13198 (irix_file_end, irix_section_type_flags): Delete.
13199 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
13200 Use standard section syntax. Remove protective "jr $31".
13201 (__gcc_fini): Likewise .gcc_fini.
13202 * config/mips/irix-crtn.asm: Adjust sections accordingly.
13203 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
13205 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
13207 (EXTRA_MULTILIB_PARTS): Define.
13208 * config/mips/t-iris6: Remove bogus comment.
13209 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
13210 * config/mips/iris5gas.h, config/mips/iris5gld.h,
13211 config/mips/iris6gas.h, config/mips/iris6gld.h,
13212 config/mips/t-iris5-as, config/mips/t-iris5-gas
13213 config/mips/t-irix-gld: Delete.
13214 * config/mips/iris.h: New file.
13215 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
13217 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
13219 * postreload.c (reload_cse_move2add): Allow any condjump, but check
13220 that the implicit set isn't clobbered in the jump insn.
13222 2004-08-19 Mark Mitchell <mark@codesourcery.com>
13224 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
13225 * optabs.c (init_optabs): Don't check it.
13226 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
13227 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
13229 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
13231 * config/s390/s390.md (s390_warn_framesize_string)
13232 (s390_warn_dynamic_string, s390_stack_size_string)
13233 (s390_stack_guard_string): New global string variables.
13234 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
13235 (s390_stack_guard): New global variables.
13236 (override_options): Added checks for the new options.
13237 (s390_emit_prologue): Emit stack check and trap code and perform
13238 compile time stack size checking.
13240 * config/s390/s390.h (TARGET_OPTIONS): Added new options
13241 "warn-framesize", "warn-dynamicstack", "stack-size" and
13244 * doc/invoke.texi: Added documentation for the new options.
13246 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
13248 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
13249 to eliminate warning.
13250 (linear_search_fdes): Declare p as unsigned.
13251 (binary_search_mixed_encoding_fdes): Likewise.
13252 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
13253 to eliminate warning.
13254 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
13257 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
13259 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
13260 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
13261 instead of one. Check for strictly legitimate address.
13262 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
13263 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
13265 2004-08-19 Eric Christopher <echristo@redhat.com>
13267 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
13268 * langhooks.h (unsave_expr_now): Ditto.
13269 * tree.h (unsave_expr_1): Remove prototype.
13270 (lhd_unsave_expr_now): Rename to unsave_expr_now.
13271 * tree-inline.c (unsave_expr_1): Move here
13272 from tree.c. Make static.
13273 (unsave_expr_now): Rename from lhd_unsave_expr_now.
13274 * tree-sra.c: Fix up for rename.
13275 * tree-ssa-copy.c: Ditto.
13276 * tree-eh.c: Ditto.
13277 * tree.c (unsave_expr_1): Move to tree-inline.c.
13279 2004-08-19 Caroline Tice <ctice@apple.com>
13281 * config/i386/cygming.h (switch_to_section): Fix typo (change
13282 in_unlikely_text_section to in_unlikely_executed_text).
13284 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
13286 * vec.h (VEC_lower_bound): New macro.
13288 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
13291 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
13292 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
13293 treat each ABI separately. Deal with n32/n64 complex float arguments.
13294 (function_arg): Add associated complex handling here.
13296 2004-08-19 Richard Henderson <rth@redhat.com>
13298 * config/arm/arm.c (arm_gen_load_multiple): Use
13299 adjust_automodify_address. Take base memory and offset instead
13300 of unchanging/struct/scalar bits.
13301 (arm_gen_store_multiple): Likewise.
13302 (arm_gen_movmemqi): Use adjust_automodify_address.
13303 * config/arm/arm-protos.h: Update decls.
13304 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
13305 (store_multiple): Similarly.
13307 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
13309 * regclass.c (globalize_reg): Update call_really_used_regs.
13311 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
13313 * doc/invoke.texi (integer-share-limit): Document.
13315 * tree.h (TYPE_CACHED_VALUES_P): New.
13316 (TYPE_CACHED_VALUES): New.
13317 (TYPE_ORIG_SIZE_TYPE): Adjust.
13318 * tree.def (INTEGER_CST): Update documentation.
13319 * tree.c: Inlcude params.h.
13320 (build_int_cst): Cache small values.
13321 (build_type_copy): Do not copy the value cache.
13322 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
13324 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
13325 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
13327 * fold-const.c (force_fit_type): Copy value when setting
13329 (int_const_binop): Likewise.
13330 * stor-layout.c: Include params.h
13331 (set_sizetype): Create values cache.
13332 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
13333 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
13334 * params.h (INTEGER_SHARE_LIMIT): New.
13335 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
13337 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
13339 * gimplify.c (gimplify_minimax_expr): Remove.
13340 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
13342 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
13344 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
13345 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
13347 2004-08-19 Mark Mitchell <mark@codesourcery.com>
13349 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
13351 2004-08-18 Andrew Pinski <apinski@apple.com>
13353 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
13355 2004-08-18 Mark Mitchell <mark@codesourcery.com>
13357 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
13358 (__aeabi_ul2f): Likewise.
13360 2004-08-18 Richard Henderson <rth@redhat.com>
13362 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
13363 move to rtl completely.
13364 (struct meminsnbuf, xtensa_emit_block_move): Remove.
13365 (xtensa_find_mode_for_size): Remove.
13366 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
13367 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
13369 2004-08-18 Richard Henderson <rth@redhat.com>
13371 * config/mcore/mcore.c (mode_from_align): Remove DImode.
13372 (block_move_sequence): Rewrite to use adjust_address.
13373 (mcore_expand_block_move): Cleanup logic. Accept only operands.
13374 Return boolean indicating success/failure.
13375 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
13376 * config/mcore/mcore.md (movmemsi): Update to match.
13378 2004-08-18 Mike Stump <mrs@apple.com>
13380 * doc/invoke.texi (-mfix-and-continue): Add support for
13381 fast turn around debugging.
13382 (-ffix-and-continue): Likewise.
13383 (-mindirect-data): Likewise.
13384 (-findirect-data): Likewise.
13385 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
13386 (indirect_data): Likewise.
13387 (machopic_data_defined_p): Likewise.
13388 (machopic_output_indirection): Likewise.
13389 (darwin_encode_section_info): Likewise.
13390 (darwin_fix_and_continue): Likewise.
13391 (darwin_fix_and_continue_switch): Likewise.
13392 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
13393 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
13394 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
13395 (SUBTARGET_OPTIONS): Likewise.
13396 (darwin_fix_and_continue): Likewise.
13397 (darwin_fix_and_continue_switch): Likewise.
13398 (TARGET_FIX_AND_CONTINUE): Likewise.
13399 * config/rs6000.c (rs6000_emit_prologue): Likewise.
13401 2004-08-19 Steven Bosscher <stevenb@suse.de>
13403 * basic-block.h (struct edge_def): Remove crossing_edge.
13404 (EDGE_CROSSING): New define.
13405 (EDGE_ALL_FLAGS): Update.
13406 * bb-reorder.c (find_traces_1_round, better_edge_p,
13407 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
13408 find_jump_block, fix_crossing_conditional_branches,
13409 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
13410 Replace all occurences of crossing_edge with an edge flag check
13412 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13413 try_crossjump_bb): Likewise.
13414 * cfglayout.c (fixup_reorder_chain): Likewise.
13415 * cfgrtl.c (force_nonfallthru_and_redirect,
13416 commit_one_edge_insertion): Likewise.
13418 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
13419 * tree-flow.h (compute_dominance_frontiers): Move prototype...
13420 * basic-block.h: ...here.
13421 * tree-cfg.c (compute_dominance_frontiers_1,
13422 compute_dominance_frontiers): Move from here...
13423 * cfganal.c: ...to here. Include timevar.h.
13425 2004-08-18 James E Wilson <wilson@specifixinc.com>
13427 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
13428 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
13430 * config/mips/mips.md (type): Add frdiv.
13431 (divsf3+1, divsf3+2): Change type to frdiv.
13432 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
13433 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
13435 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
13436 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
13437 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
13438 * config/mips/5000.md (r5k_fdiv_single): Likewise.
13439 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
13440 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
13441 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
13442 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
13443 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
13444 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
13446 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
13448 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
13450 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
13451 get regression tester working again.
13453 2004-08-18 Zack Weinberg <zack@codesourcery.com>
13455 * insn-notes.def, reg-notes.def: New files.
13456 * rtl.h: Use them to define enum insn_note and enum reg_note.
13457 * rtl.c: Use them to define note_insn_name and reg_note_name.
13458 * Makefile.in (RTL_BASE_H): Update.
13460 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
13461 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
13463 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
13465 * arm.c (arm_size_rtx_costs): New function.
13466 (arm_override_options): Use it if optimizing for space.
13468 2004-08-18 Richard Henderson <rth@redhat.com>
13470 * emit-rtl.c (gen_const_mem): New.
13471 * rtl.h (gen_const_mem): Declare.
13472 * expr.c (do_tablejump): Use it.
13473 * varasm.c (force_const_mem): Likewise.
13474 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13475 (machopic_legitimize_pic_address): Likewise.
13476 * config/arm/arm.c (legitimize_pic_address): Likewise.
13477 * config/i386/i386.c (legitimize_pic_address): Likewise.
13478 (legitimize_tls_address): Likewise.
13479 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
13480 * config/ia64/ia64.md (load_fptr): Likewise.
13481 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
13482 * config/pa/pa.c (legitimize_pic_address): Likewise.
13483 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
13484 (rs6000_emit_move): Likewise.
13485 * config/s390/s390.c (legitimize_pic_address): Likewise.
13486 (legitimize_tls_address): Likewise.
13487 * config/s390/s390.md (casesi): Likewise.
13488 * config/sh/sh.c (sh_reorg): Likewise.
13489 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
13490 * config/v850/v850.md (casesi): Likewise.
13492 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
13493 * config/sh/sh.c (prepare_move_operands): Remove incorrect
13494 use of MEM_READONLY_P.
13496 2004-08-18 Steven Bosscher <stevenb@suse.de>
13498 * Makefile.in (OBJS-common): Add postreload-gcse.c.
13499 Add new postreload-gcse.o.
13500 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
13501 (lookup_as_function, insert, rehash_using_reg, use_related_value,
13502 equiv_constant): Use SAFE_HASH instead of safe_hash.
13503 (exp_equiv_p): Export. Add for_gcse argument when comparing
13505 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
13506 find_comparison_args, fold_rtx, cse_insn): Update callers.
13507 (hash_rtx): New function derived from old canon_hash and bits
13508 from gcse.c hash_expr_1.
13509 (canon_hash_string): Rename to hash_rtx_string.
13510 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
13511 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
13512 (cselib_lookup): Update this caller.
13513 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
13515 (hash_expr): Call hash_rtx.
13516 (ldst_entry): Likewise.
13517 (expr_equiv_p): Call exp_equiv_p.
13518 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
13519 reg_used_on_edge, reg_set_between_after_reload_p,
13520 reg_used_between_after_reload_p, get_avail_load_store_reg,
13521 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
13522 get_bb_avail_insn, hash_scan_set_after_reload,
13523 compute_hash_table_after_reload,
13524 eliminate_partially_redundant_loads, gcse_after_reload,
13525 get_bb_avail_insn, gcse_after_reload_main): Remove.
13526 * postreload-gcse.c: New file, reincarnating most of the above.
13527 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
13528 (gcse_after_reload_main): Update prototype.
13529 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
13530 * passes.c (rest_of_handle_gcse2): Use it.
13532 2004-08-18 Diego Novillo <dnovillo@redhat.com>
13534 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
13535 (pass_loop_done): Likewise.
13537 2004-08-18 Andrew Pinski <apinski@apple.com>
13539 * config/rs6000/darwin.md: Delete the altivec patterns which are
13540 handled differently now.
13541 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
13542 (macho_correct_pic_di): Likewise.
13543 (call_indirect_nonlocal_darwin64): Likewise.
13544 Delete the save world/saveFP/saveVec patterns.
13546 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
13547 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
13548 * config/rs6000/rs6000.md: Include darwin.md.
13549 (builtin_setjmp_receiver): Add DImode case.
13550 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
13553 2004-08-18 Matt Austern <austern@apple.com>
13555 Dead code stripping
13556 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
13557 * darwin.c (darwin_file_end): Mark file as potentially strippable.
13559 2004-08-18 Richard Henderson <rth@redhat.com>
13561 * alias.c (readonly_fields_p): Remove.
13562 (objects_must_conflict_p): Don't call it.
13563 * tree.h (readonly_fields_p): Remove.
13564 * langhooks.h (struct lang_hooks): Remove honor_readonly.
13565 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
13567 2004-08-18 Diego Novillo <dnovillo@redhat.com>
13569 * tree-dfa.c (add_referenced_var): Only global variables are
13571 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
13572 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
13573 all pointers dereferenced if the statement dereferences them.
13574 (create_name_tags): Do not create memory tags for pointers
13575 that have PT_ANYTHING set.
13576 Also check if PT_VARS is not empty before creating a name tag.
13577 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
13578 variables that share the same alias set with a pointer that
13579 may point anywhere.
13580 (add_may_alias): Add FIXME comment to remove clobbering
13581 aliased variables and tags.
13582 (replace_may_alias): Likewise.
13583 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
13584 (merge_pointed_to_info): If the original variable has not
13585 points-to information, call set_pt_anything.
13586 (add_pointed_to_var): Do not prevent adding a pointed-to
13587 variable if the pointers is PT_ANYTHING.
13588 If the variable is a global, set PT_GLOBAL_MEM.
13589 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
13590 pointer type only come in PTR+OFFSET flavours.
13591 Always call merge_pointed_to_info on PHI arguments that are
13593 (get_nmt_for): Mark call-clobbered tags whose pointer points
13595 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
13597 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
13599 (add_stmt_operand): Abort if the caller tried to add a killing
13600 definition for a memory tag.
13601 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
13602 unnecessary checks.
13604 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
13606 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
13607 from call_used_regs. Update call_really_used_regs.
13608 (CALL_REALLY_USED_REGISTERS): Define.
13609 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
13610 Replace call_used_regs with call_really_used_regs.
13611 (calc_live_regs, sh_media_register_for_return): Likewise.
13612 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
13613 * sh.md (return_media): Likewise.
13615 2004-08-18 Andrew Pinski <apinski@apple.com>
13617 * config/darwin.c (machopic_legitimize_pic_address): Only set
13618 MEM_READONLY_P in the non TARGET_TOC case.
13620 2004-08-18 Zack Weinberg <zack@codesourcery.com>
13622 * rtl.def (NIL): Delete.
13623 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
13624 Tighten the syntax a little.
13626 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
13627 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
13628 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
13629 * config/i386/predicates.md, config/m32r/m32r.h
13630 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
13631 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
13632 * config/sparc/sparc.h, doc/tm.texi:
13633 Replace all occurrences of NIL with UNKNOWN.
13635 2004-08-18 Zack Weinberg <zack@codesourcery.com>
13637 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
13638 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
13639 sequence inline. Move drop_through_label code into this
13640 block, being the only place it is used. Adjust comments.
13642 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
13644 * config/rs6000/altivec.md: Add new patterns for calls to
13645 save_world/rest_world functions.
13647 * config/rs6000/rs6000-protos.h: (save_world_operation,
13648 restore_world_operation) new declarations.
13650 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
13652 (rs6000_stack_info): Set world_save_p field.
13653 (save_world_operation): New function.
13654 (restore_world_operation): New function.
13655 (compute_save_world_info): New function.
13656 (rs6000_stack_info): Call compute_save_world_info.
13657 (rs6000_emit_prologue): Check for world_save_p and generate
13658 pattern to call save_world for saving all non-volatile and
13660 (rs6000_emit_epilogue): Check for world_save_p and generate
13661 pattern to call rest_world to restore saved registers.
13663 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
13664 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
13665 (rs6000_reg_names): New entries added for save_world_operation and
13666 restore_world_operation.
13668 2004-08-18 Caroline Tice <ctice@apple.com>
13670 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
13671 "-freorder-blocks-and-partition" to the flags used in second
13672 stage of profiledbootstrap.
13673 * bb-reorder.c (push_to_next_round_p): Add new variable,
13674 next_round_is_last; set and use variable to make sure, when
13675 partitioning, that the last trace construction round consists
13676 of all (and only) cold basic blocks.
13677 (rotate_loop): Don't copy blocks that end in a section
13679 (copy_bb): Correctly initialize "partition" of duplicated bb.
13680 (add_unlikely_executed_notes): Add a comment.
13681 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
13682 to make sure, if function contains hot blocks, that the
13683 successors of ENTRY_BLOCK_PTR are hot; also, only look for
13684 crossing edges if the architecture supports named sections.
13685 (mark_bb_for_unlikely_executed_section): Modify to always
13686 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
13687 the basic block note insn.
13688 (fix_crossing_unconditional_branches): Remove extra space.
13689 (fix_edges_for_rarely_executed_code): Modify to only do
13690 partitioning work if the architecture supports named sections.
13691 (reorder_basic_blocks): Modify to only add
13692 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
13693 supports named sections.
13694 * c-common.c (handle_section_attribute): Initialize new global
13695 variable, user_defined_section_attribute, to true if user has
13697 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
13698 forward edges that cross section boundaries.
13699 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
13700 partitioning information if the architecture supports named
13702 * cfgrtl.c (target.h): Add statement to include this.
13703 (rtl_split_block): Make sure newly created bb gets correct
13705 (try_redirect_by_replacing_jump): Make sure redirection isn't
13706 attempting to cross section boundaries.
13707 (force_nonfallthru_and_redirect): Only do partition fix up if
13708 architecture supports named sections.
13709 (rtl_split_edge): Make sure newly created bb ends up in
13711 (commit_one_edge_insertion): Remove code that incorrectly
13712 updated basic block partition; Make sure partition fix up only
13713 happens if architecture supports named sections and it's not
13715 (rtl_verify_flow_info_1): Fix if-condition on test/error
13716 condition that fallthru edges are not allowed to cross section
13718 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
13719 * final.c (final_scan_insn): Remove redundant test from if-statement;
13720 change calls to text_section into calls to function_section; add code
13721 to only to partitioning fix up if architecture supports named
13723 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
13725 (if_convert): Add targetm.have_named_sections to test.
13726 * output.h (unlikely_section_label): Extern declaration for new global
13728 (unlikely_text_section_name): Likewise.
13729 * opts.c (decode_options): If both partitioning and DWARF debugging
13730 are turned on, issue a warning that this doesn't work, and change
13731 partitiong to basic block reordering (without hot/cold partitions).
13732 * passes.c (rest_of_handle_final): Re-set new global variable,
13733 user_defined_section_attribute, to false.
13734 (rest_of_compilation): Change options for calling partitioning
13735 function: Don't call if the user defined the section attribute, and
13736 don't call if DECL_ONE_ONLY is true for the current function.
13737 * predict.c (choose_function_section): Return immediately if we
13738 are doing hot/cold partitioning (i.e. let the basic block partitioning
13739 determine where the function belongs).
13740 * reg-stack.c (emit_swap_insn): Add condition to step over
13741 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
13742 * toplev.c (user_defined_section_attribute): New global variable.
13743 * toplev.h (user_defined_section_attribute): Extern declaration
13744 for new global variable.
13745 * varasm.c (unlikely_section_label): New global variable.
13746 (unlikely_text_section_name): New global variable.
13747 (unlikely_text_section): Add code to initialize
13748 unlikely_text_section_name if necessary; modify to use
13749 unlikely_text_section_name and unlikely_section_label; also to use
13750 named_section properly.
13751 (in_unlikely_text_section): Modify to work correctly with
13752 named_section and to use unlikely_text_section_name.
13753 (named_section): Add code to work properly with cold section.
13754 (function_section): Clean up if-statement.
13755 * config/darwin.c (darwin_asm_named_section): Return to original
13756 code, removing use of SECTION_FORMAT_STRING.
13757 * config/arm/pe.h (switch_to_section): Add case for
13758 in_unlikely_executed_text to switch statement.
13759 * config/i386/cygming.h (switch_to_section): Likewise.
13760 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
13761 (SECTION_FORMAT_STRING): Likewise.
13762 * config/mcore/mcore.h (switch_to_section): Likewise.
13763 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
13764 (SECTION_FORMAT_STRING): Remove.
13766 2004-08-18 Roger Sayle <roger@eyesopen.com>
13768 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
13769 -ffixed-reg safe, by preserving the meanings of zero and one.
13770 (CALL_USED_REGISTERS): Likewise.
13771 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
13773 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
13775 * config/sh/sh.c (split_branches): Check the result of
13777 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
13778 Call rtl_register_cfg_hooks.
13780 2004-08-18 Richard Henderson <rth@redhat.com>
13782 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
13783 * alias.c (true_dependence): Update to match new semantics.
13784 (canon_true_dependence, write_dependence_p): Likewise.
13785 (anti_dependence, output_dependence): Update write_dependence_p args.
13786 (unchanging_anti_dependence): Remove.
13787 * calls.c (purge_mem_unchanging_flag): Remove.
13788 (fixup_tail_calls): Don't call it.
13789 (expand_call): Don't add unchanging memory to function usage.
13790 * expr.c (emit_block_move_via_libcall): Likewise.
13791 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
13792 (get_subtarget): Don't use RTX_UNCHANGING_P.
13793 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
13794 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
13795 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
13796 * cse.c (insert): Don't use RTX_UNCHANGING_P.
13797 (cse_insn, canon_hash): Use MEM_READONLY_P.
13798 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
13799 instead of RTX_UNCHANGING_P.
13800 * explow.c (maybe_set_unchanging): Remove.
13801 * expr.h (maybe_set_unchanging): Remove.
13802 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
13803 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
13804 (assign_parm_setup_reg, expand_function_start): Likewise.
13805 * integrate.c (copy_rtx_and_substitute): Likewise.
13806 * ra-rewrite.c (emit_colors): Likewise.
13807 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
13808 (fixup_match_1): Likewise.
13809 * reload1.c (reload, alter_reg): Likewise.
13810 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
13811 not RTX_UNCHANGING_P.
13812 (equiv_init_varies_p): Likewise.
13813 * loop-invariant.c (check_maybe_invariant): Likewise.
13814 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
13815 * loop.c (note_addr_stored): Likewise.
13816 (prescan_loop): Likewise. Don't check function usage for clobbered
13818 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
13819 not RTX_UNCHANGING_P.
13820 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
13821 * varasm.c (force_const_mem): Likewise.
13822 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
13823 * web.c (entry_register): Likewise.
13824 * tree-gimple.h (get_base_address): Move decl ...
13825 * tree.h: ... here.
13826 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
13828 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
13829 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
13830 (alpha_set_memflags): Update to match.
13832 * config/darwin.c (machopic_indirect_data_reference): Set
13833 MEM_READONLY_P instead of RTX_UNCHANGING_P.
13834 (machopic_indirect_call_target): Likewise.
13835 (machopic_legitimize_pic_address): Likewise.
13836 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
13837 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
13838 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
13839 * config/frv/frv.md (symGOT2reg): Likewise.
13840 * config/i386/i386.c (legitimize_pic_address,
13841 legitimize_tls_address, ix86_split_to_parts): Likewise.
13842 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
13843 * config/ia64/ia64.md (load_fptr): Likewise.
13844 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
13845 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
13846 * config/mcore/mcore.c (block_move_sequence): Likewise.
13847 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
13848 * config/pa/pa.c (legitimize_pic_address): Likewise.
13849 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
13850 (rs6000_emit_move): Likewise.
13851 * config/s390/s390.c (legitimize_pic_address): Likewise.
13852 (legitimize_tls_address): Likewise.
13853 * config/s390/s390.md (casesi): Likewise.
13854 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
13855 * config/sh/sh.md (symGOT2reg): Likewise.
13856 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
13857 * config/v850/v850.md (casesi): Likewise.
13859 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
13860 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
13861 * config/mips/mips.c (mips_restore_gp): Likewise.
13862 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
13863 * config/sh/sh.c (sh_reorg): Likewise.
13865 2004-08-18 Richard Henderson <rth@redhat.com>
13867 * tree.h (struct tree_decl): Add gimple_formal_temp.
13868 (DECL_GIMPLE_FORMAL_TEMP_P): New.
13869 * gimplify.c (pop_gimplify_context): Clear it.
13870 (lookup_tmp_var): Set it, if is_formal.
13871 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
13872 Use is_gimple_val for VECTOR. Simplify return value.
13873 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
13874 (gimplify_expr): Likewise.
13875 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
13876 is_gimple_tmp_rhs for clarity. Update all callers.
13877 (is_gimple_reg_rhs): Simplify logic.
13878 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
13879 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
13880 (is_gimple_formal_tmp_reg): Similarly.
13881 * tree-gimple.h: Update decls.
13882 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
13883 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
13884 * tree-ssa-live.c (var_union, type_var_init): Likewise.
13886 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
13888 * c4x.c (legitimize_operands): Remove calls to
13889 preserve_subexpressions_p.
13891 2004-08-18 David Edelsohn <edelsohn@gnu.org>
13893 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
13894 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
13896 2004-08-18 Ziemowit Laski <zlaski@apple.com>
13898 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
13899 Objective-C++ extensions.
13900 * gengtype.c (get_file_basename): Match entire subdirectory name
13901 ('cp', 'objc', 'objcp') rather than just its suffix.
13902 (get_base_file_bitmap): Allow for files to belong to more than one
13904 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
13905 used by more than one front-end.
13907 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
13909 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
13910 avoid use of preserve_subexpressions_p.
13912 2004-08-17 Richard Henderson <rth@redhat.com>
13915 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
13917 2004-08-17 DJ Delorie <dj@redhat.com>
13919 * doc/extend.texi: Document new xstormy16 attribute.
13921 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
13922 (xstormy16_splittable_below100_or_register): New.
13923 (combine_bnp): New.
13924 (xstormy16_reorg): New.
13925 (TARGET_MACHINE_DEPENDENT_REORG): Define.
13927 * config/stormy16/stormy16.md (movqi_internal): Make name public.
13928 (movhi_internal): Likewise.
13929 (cbhranchhi): Likewise.
13930 (cbhranchhi_neg): Likewise.
13931 (andhi3): Only allow splittable below100 operands.
13932 (iorhi3): Likewise.
13933 (peephole2): New and/zero_extend->and peephole.
13934 (peephole2): New load/ior/save->set1 peephole.
13935 (peephole2): New load/and/save->clr1 peephole.
13936 (bclrx, bclrx2, bclr7, bclr15): New.
13937 (bsetx, bsetx2, bset7, bset15): New.
13939 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
13940 liberal about acceptable 'B' masks.
13942 * config/stormy16/stormy16-protos.h
13943 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
13944 xstormy16_below100_operand, xstormy16_below100_or_register,
13945 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
13946 (PREDICATE_CODES): Add new predicates.
13948 * config/stormy16/stormy16.c
13949 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
13950 xstormy16_below100_operand, xstormy16_below100_or_register,
13951 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
13952 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
13953 (xstormy16_legitimate_address_p): Allow below100 symbols.
13954 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
13955 (xstormy16_expand_move): Leave below100 operands as-is.
13956 (xstormy16_encode_section_info): Encode below100 symbols.
13957 (xstormy16_strip_name_encoding): New.
13958 (xstormy16_print_operand): Print 'b' as shift mask.
13959 (xstormy16_attribute_table): Add below100 attributes.
13960 (xstormy16_handle_below100_attribute): New.
13962 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
13963 (XSTORMY16_SECTION_FUNCTION): New.
13964 (EXTRA_SECTION_FUNCTIONS): Define using the above.
13965 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
13966 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
13967 (ASM_OUTPUT_LABELREF): Define.
13969 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
13970 (movhi_internal): Add below100 support.
13971 (andhi3): Add below100 support.
13972 (iorhi3): Add below100 support.
13973 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
13975 2004-08-17 James E Wilson <wilson@specifixinc.com>
13977 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
13978 of VOIDmode for comparison code mode.
13979 * config/mips/mips.md: For conditional move patterns, use mode of
13980 first compare operand for comparison mode, instead of VOIDmode.
13982 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
13983 normal and -ffast-math code.
13985 2004-08-17 Mark Mitchell <mark@codesourcery.com>
13988 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
13990 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
13992 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
13994 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
13996 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
13997 for non Darwin targets.
13998 (*call_value_nonlocal_darwin64): Likewise.
14000 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
14002 * config/rs6000/rs6000.c (rs6000_function_value): Check for
14003 altivec mode for altivec return register.
14005 2004-08-17 David Edelsohn <edelsohn@gnu.org>
14007 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
14008 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14009 * config/rs6000/rs6000.md: Include darwin.md.
14010 (builtin_setjmp_receiver): Add DImode case.
14011 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14014 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
14016 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
14018 * tree-vectorizer.h: New File: Same.
14019 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
14020 * common.opt (ftree-vectorize): New flag to enable vectorization.
14021 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
14022 vectorization pass.
14023 * tree-data-ref.h (init_data_ref): Additional argument.
14024 (array_base_name_differ_p): Moved to tree-data-ref.c.
14025 * tree-data-ref.c (array_base_name_differ_p): Revised.
14026 (initialize_data_dependence_relation): Call array_base_name_differ_p
14027 with an extra argument.
14028 (analyze_all_data_dependences): Same.
14029 (init_data_ref): Additional argument is_read to set DR_IS_READ.
14030 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
14032 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
14033 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
14034 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
14035 vectorization pass.
14036 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
14037 (tree_ssa_loop_done): Call scev_finalize.
14038 (tree_vectorize): Define the new vectorization pass.
14039 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
14040 size of the vector they support (until support for multiple vector
14041 sizes is added to the vectorizer).
14042 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
14043 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
14044 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
14047 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
14049 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
14051 (generate_protocol_list, handle_impent): Likewise.
14053 2004-08-17 Roger Sayle <roger@eyesopen.com>
14055 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
14056 ensure that call_used_regs is a superset of both fixed_regs and
14057 call_really_used_regs.
14059 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
14062 * arm.md (addsi3_cbranch_scratch): Correct case labels.
14064 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14066 PR middle-end/17036
14067 * fold-const.c (fold): Check for integer operand when
14068 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
14069 Pinski <pinskia@physics.uc.edu>.
14071 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14073 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
14074 No need to check if in a cross configuration.
14075 * configure: Regenerate.
14077 * calls.c (precompute_register_parameters):
14078 Inline preserve_subexpressions_p ().
14079 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
14080 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
14082 * expr.c (get_subtarget): Likewise.
14083 * rtl.h (preserve_subexpressions_p): Remove.
14084 * stmt.c (preserve_subexpressions_p): Remove.
14086 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
14087 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
14088 Abort on gimplified cases.
14090 2004-08-16 James E Wilson <wilson@specifixinc.com>
14092 * tree.h (VECTOR_FLOAT_TYPE_P): New.
14093 (FLOAT_TYPE_P): Use it.
14094 * c-typeck.c (build_binary_op): After convert calls, check for
14095 check for ERROR_MARK operands.
14097 2004-08-16 Zack Weinberg <zack@codesourcery.com>
14099 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
14100 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
14101 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
14102 (genobjs static pattern rule): Remove %.c dependency.
14103 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
14104 Rename rules; delete commands; fix dependencies.
14105 (mostlyclean): Do not delete temporary source copies.
14106 * configure.ac: Delete all references to BUILD_PREFIX and
14108 * configure: Regenerate.
14110 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
14111 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
14112 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
14113 with #ifndef GENERATOR_FILE so that nothing from those headers
14116 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
14118 2004-08-16 Adam Nemet <anemet@lnxw.com>
14120 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
14122 2004-08-16 Andrew Pinski <apinski@apple.com>
14124 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
14125 extraneous semicolon.
14127 2004-08-16 Devang Patel <dpatel@apple.com>
14129 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
14130 * print-tree.c (print_node): Print DECL_PRESERVE_P.
14131 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
14132 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
14133 * target.h (struct gcc_target): New member, mark_decl_preserved.
14134 * hooks.c (hook_void_charptr): Rename to ...
14135 (hook_void_constcharptr): ... new name.
14136 * hooks.h (hook_void_charptr): Rename to ..
14137 (hook_void_constcharptr): ... new name.
14138 * tree.h (DECL_PRESERVE_P): New #define.
14139 (struct tree_decl): New member, preserve_flag.
14140 * varasm.c (assemble_start_function): Mark decl preserved.
14141 (assemble_variable): Same.
14142 * darwin.c (darwin_mark_decl_preserved): New function.
14143 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
14144 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
14145 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
14147 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
14149 * c-decl.c (grokdeclarator): Allow for function definition where
14150 innermost declarator has attributes.
14152 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
14154 * except.c (get_exception_filter, build_post_landing_pads,
14155 dw2_build_landing_pads): Use target-specific mode for 'filter'.
14156 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
14157 * target.h (eh_return_filter_mode): New field added.
14158 * targhooks.c (default_eh_return_filter_mode): Defined.
14159 * targhooks.h (default_eh_return_filter_mode): Declared.
14160 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
14162 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
14164 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
14165 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
14166 * configure: Regenerate.
14168 2004-08-16 Stan Shebs <shebs@apple.com>
14170 Basic support for 64-bit Darwin.
14171 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14172 (machopic_legitimize_pic_address): Similarly, plus use Pmode
14174 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
14175 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
14176 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
14177 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
14178 (PROCESSOR_DEFAULT64): Define.
14179 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
14181 * config/rs6000/rs6000.md: Include darwin.md.
14182 (builtin_setjmp_receiver): Add DImode case.
14183 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
14185 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
14186 (rs6000_emit_move): Add DImode case to Darwin bits.
14187 (machopic_output_stub): Use .quad if 64-bit.
14188 * invoke.texi: Document -m32 and -m64.
14190 2004-08-16 Janis Johnson <janis187@us.ibm.com>
14192 * doc/extend.texi (AltiVec builtins): Document additional differences
14193 from the Motorola AltiVec PIM.
14195 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
14197 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
14198 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
14199 (struct tree_common): Update public_flag documentation.
14201 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
14203 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14204 Check for artificial variables, not is_gimple_tmp_var.
14205 * tree-ssa-live.c (var_union): Likewise.
14207 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
14209 * calls.c (load_register_parameters): Remove spurious FIXME token.
14211 2004-08-15 Ziemowit Laski <zlaski@apple.com>
14213 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
14214 (c-lang.o): Depend on c-objc-common.h.
14215 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
14216 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
14217 * c-lang.c: Include c-objc-common.h.
14218 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
14219 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
14220 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
14221 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
14222 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
14223 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
14224 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
14225 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
14226 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
14227 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
14228 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
14229 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
14230 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
14231 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
14232 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
14233 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14234 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
14235 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
14236 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
14237 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
14238 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
14239 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
14240 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
14241 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
14242 Move to c-objc-common.h.
14243 * c-objc-common.c: Include c-objc-common.h.
14244 * c-objc-common.h: New file.
14246 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
14247 Andrew Pinski <pinskia@physics.uc.edu>
14250 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
14253 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
14255 * tree.h (build_int_cst): New.
14256 (build_int_2): Remove.
14257 * tree.c (build_int_2): Remove.
14258 (build_int_cst): New.
14259 (make_vector_type, build_common_tree_nodes,
14260 build_common_tree_nodes_2): Use build_int_cst.
14261 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
14262 expand_builtin_strpbrk, expand_builtin_fputs,
14263 build_string_literal, expand_builtin_printf,
14264 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
14265 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
14266 fold_builtin_isdigit, simplify_builtin_strstr,
14267 simplify_builtin_strpbrk, fold_builtin_fputs,
14268 simplify_builtin_sprintf): Use build_int_cst.
14269 * c-common.c (start_fname_decls, fix_string_type,
14270 c_common_nodes_and_builtins, c_init_attributes,
14271 shorten_compare): Likewise.
14272 * c-decl.c (complete_array_type,
14273 check_bitfield_type_and_width): Likewise.
14274 * c-lex.c (interpret_integer, lex_charconst): Likewise.
14275 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
14276 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14277 * c-typeck.c (really_start_incremental_init, push_init_level,
14278 set_nonincremental_init_from_string): Likewise.
14279 * calls.c (load_register_parameters): Likewise.
14280 * convert.c (convert_to_pointer): Likewise.
14281 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
14282 build_fn_info_type, build_ctr_info_value, build_gcov_info):
14284 * except.c (init_eh, assign_filter_values, assign_filter_values):
14286 * expmed.c (store_fixed_bit_field, extract_bit_field,
14287 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
14288 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
14289 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
14290 * expr.c (convert_move, emit_group_load, emit_group_store,
14291 expand_assignment, store_constructor, store_field,
14292 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14293 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
14294 invert_truthvalue, optimize_bit_field_compare,
14295 decode_field_reference, all_ones_mask_p, constant_boolean_node,
14296 fold_div_compare, fold, fold_read_from_constant_string,
14297 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14298 * function.c (assign_parm_setup_block): Likewise.
14299 * stmt.c (shift_return_value, expand_end_case_type,
14300 estimate_case_costs): Likewise.
14301 * stor-layout.c (layout_type, initialize_sizetypes,
14302 set_min_and_max_values_for_integral_type): Likewise.
14303 * tree-chrec.c (chrec_fold_multiply_poly_poly,
14304 reset_evolution_in_loop): Likewise.
14305 * tree-chrec.h (build_polynomial_chrec): Likewise.
14306 * tree-complex.c (build_replicated_const): Likewise.
14307 * tree-eh.c (honor_protect_cleanup_actions,
14308 lower_try_finally_onedest, lower_try_finally_copy,
14309 lower_try_finally_switch): Likewise.
14310 * tree-mudflap.c (mf_build_string, mx_register_decls,
14311 mudflap_register_call, mudflap_enqueue_constant): Likewise.
14312 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
14313 * tree-pretty-print.c (dump_generic_node): Likewise.
14314 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
14316 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14317 * tree-ssa-loop-niter.c (number_of_iterations_cond,
14318 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
14321 * config/alpha/alpha.c (alpha_initialize_trampoline,
14322 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
14323 * config/arm/arm.c (arm_get_cookie_size): Likewise.
14324 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
14325 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14326 * config/i860/i860.c (i860_va_start): Likewise.
14327 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
14328 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
14329 mips_gimplify_va_arg_expr): Likewise.
14330 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
14331 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
14332 add_compiler_branch_island): Likewise.
14333 * config/s390/s390.c (s390_va_start): Likewise.
14334 * config/sh/sh.c (sh_va_start): Likewise.
14335 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
14337 * config/xtensa/xtensa.c (xtensa_va_start,
14338 xtensa_gimplify_va_arg_expr): Likewise.
14340 * objc/objc-act.c (build_objc_string_object,
14341 build_objc_symtab_template, init_def_list, init_objc_symtab,
14342 init_module_descriptor, generate_static_references,
14343 build_selector_translation_table, get_proto_encoding,
14344 build_typed_selector_reference, build_selector_reference,
14345 build_next_objc_exception_stuff,
14346 build_method_prototype_list_template, generate_descriptor_table,
14347 generate_protocols, build_protocol_initializer,
14348 build_ivar_list_template, build_method_list_template,
14349 build_ivar_list_initializer, generate_ivars_list,
14350 generate_dispatch_table, generate_protocol_list,
14351 build_category_initializer, build_shared_structure_initializer,
14352 generate_shared_structures, handle_impent,
14353 generate_objc_image_info): Use build_int_cst.
14355 2004-08-15 Ben Elliston <bje@au.ibm.com>
14357 * vec.h: Comment improvements.
14359 2004-08-14 Roger Sayle <roger@eyesopen.com>
14361 * c-common.c (shorten_compare, pointer_int_sum,
14362 c_common_truthvalue_conversion, boolean_increment): Replace calls
14363 to build with calls to buildN.
14364 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
14365 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
14366 gimplify_switch_stmt): Likewise.
14367 * c-typeck.c (default_function_array_conversion,
14368 build_component_ref, build_array_ref, build_function_call,
14369 pointer_diff, build_unary_op, build_conditional_expr,
14370 build_compound_expr, build_modify_expr, c_finish_goto_label,
14371 c_finish_goto_ptr, c_finish_return, c_finish_loop,
14372 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
14373 build_binary_op): Likewise.
14375 2004-08-15 Steven Bosscher <stevenb@suse.de>
14377 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
14379 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14381 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
14382 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
14383 * fixinc/fixincl.x: Rebuilt.
14385 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
14387 * config/mips/mips-protos.h (mips_symbolic_constant_p)
14388 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
14389 (mips_small_data_pattern_p): Declare.
14390 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
14391 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
14392 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
14393 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
14394 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
14395 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
14396 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
14397 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
14398 (pc_or_label_operand, call_insn_operand, move_operand)
14399 (consttable_operand, symbolic_operand, general_symbolic_operand)
14400 (global_got_operand, local_got_operand, stack_operand)
14401 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
14402 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
14403 (mips_small_data_pattern_p): Replace previous small_data_pattern
14404 predicate. Turn into a bool () (rtx) function.
14405 * config/mips/predicates.md: New file.
14406 * config/mips/mips.md: Include it. Use the target-independent
14407 comparison_operator instead of cmp_op. Rename trap_cmp_op to
14408 trap_comparison_operator and equality_op to equality_operator.
14409 Replace uses of small_int with the equivalent const_arith_operand.
14410 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
14411 const_float_1_operand to const_1_operand. Rename fcc_register_operand
14412 to fcc_reload_operand.
14413 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
14415 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14417 PR libstdc++/17005 partial fix.
14418 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
14419 except when generating ANSI/C89 code.
14421 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
14423 * c-common.c (shorten_compare): Use force_fit_type directly.
14425 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
14426 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
14427 Dave Korn <dk@artimi.com>
14429 * doc/install.texi (Building): Avoid duplicate reference to GNU
14431 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
14433 2004-08-14 Richard Henderson <rth@redhat.com>
14435 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
14436 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
14438 2004-08-13 Richard Henderson <rth@redhat.com>
14440 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
14441 for constant_call_address_operand.
14442 (call_value_pop_1, call_value_1): Likewise.
14443 (sibcall_value_1, call_value_1_rex64): Likewise.
14445 2004-08-13 James E Wilson <wilson@specifixinc.com>
14447 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
14448 Correct mode from SFmode to DFmode.
14450 2004-08-13 Ziemowit Laski <zlaski@apple.com>
14452 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
14453 __cstring_object and __image_info sections with the no_dead_strip
14456 2004-08-13 Roger Sayle <roger@eyesopen.com>
14457 David Billinghurst <David.Billinghurst@riotinto.com>
14459 PR libgfortran/15930
14460 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
14461 * fixinc/fixincl.x: Regenerate.
14462 * fixinc/tests/base/internal/math_core.h: New file.
14464 2004-08-13 Richard Henderson <rth@redhat.com>
14466 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
14467 (dbxout_function_end): Remove ifdefs for it.
14468 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
14470 2004-08-13 Richard Henderson <rth@redhat.com>
14472 * Makefile.in (insn-preds.o): Depend on TREE_H.
14473 * genpreds.c (write_insn_preds_c): Include tree.h.
14474 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
14475 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
14476 const48_operand, and_operand, or_operand, mode_width_operand,
14477 mode_mask_operand, mul8_operand, const0_operand,
14478 hard_fp_register_operand, hard_int_register_operand,
14479 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
14480 samegp_function_operand, direct_call_operand, small_symbolic_operand,
14481 global_symbolic_operand, call_operand, symbolic_operand,
14482 dtp16_symbolic_operand, dtp32_symbolic_operand,
14483 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
14484 gottp_symbolic_operand, alpha_comparison_operator,
14485 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
14486 signed_comparison_operator, alpha_fp_comparison_operator,
14487 divmod_operator, fix_operator, aligned_memory_operand,
14488 unaligned_memory_operand, reg_or_unaligned_mem_operand,
14489 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
14490 reg_no_subreg_operand, addition_operation): Move to predicates.md.
14491 (reg_or_const_int_operand): Remove. Replace all users with
14492 reg_or_cint_operand.
14493 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
14494 (resolve_reload_operand): Split out of aligned_memory_operand.
14495 * config/alpha/alpha-protos.h: Update for exports.
14496 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
14497 * config/alpha/alpha.md: Include predicates.md.
14498 * config/alpha/predicates.md: New file.
14500 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
14502 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
14503 fields with a pointer to the instruction definition.
14504 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
14505 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
14506 (write_attr_case, write_const_num_delay_slots): Update accordingly.
14507 (write_attr_case, write_const_num_delay_slots): Write the name of
14508 an insn next to its case statement.
14509 * genoutput.c (data): Add a filename field.
14510 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
14511 (output_insn_data): Print the location of each insn definition.
14512 * genrecog.c (write_action): Print the name of an insn above
14513 the statement that returns its code.
14515 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
14517 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
14518 * config/libgloss.h: Likewise.
14519 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
14520 * c4x/c4x-modes.def: Likewise.
14521 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
14522 (c4x_rptb_nop_p): Likewise.
14523 (c4x_rptb_valid_p): Likewise.
14524 (c4x_rptb_insert): Likewise.
14525 (c4x_address_conflict): Likewise.
14526 * config/c4x/c4x.md: Likewise.
14527 * config/frv/frv.md: Likewise.
14528 * config/i386/athlon.md: Likewise.
14529 * config/i386/i386.md: Likewise.
14530 * config/i386/predicates.md: Likewise.
14531 * config/ia64/ia64.c: Likewise.
14532 * config/ia64/itanium1.md: Likewise.
14533 * config/ia64/itanium2.md: Likewise.
14534 * config/iq2000/iq2000.md: Likewise.
14535 * config/mcore/mcore.c: Likewise.
14536 * config/mips/mips.c: Likewise.
14537 * config/mips/r3900.h: Likewise.
14538 * config/mips/sb1.md: Likewise.
14539 * config/pa/milli64.S: Likewise.
14540 * config/pa/pa.c: Likewise.
14541 * config/pa/pa.h: Likewise.
14542 * config/rs6000/8540.md: Likewise.
14544 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
14546 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
14548 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
14550 * sh.md (cbranch define_delay) Use cond_delay_slot for
14551 non-anulled condition too.
14553 2004-08-12 David Edelsohn <edelsohn@gnu.org>
14555 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
14556 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
14557 any_parallel_operand, lmw_operation, stmw_operation,
14558 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
14559 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
14560 any_parallel_operand.
14561 (return_and_restore_fpregs_{si,di}): Same.
14563 2004-08-12 Zack Weinberg <zack@codesourcery.com>
14565 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
14566 if pred->singleton != PARALLEL, issue a warning and pretend it was.
14567 Also issue a warning for any predicate we don't know about.
14569 2004-08-12 Richard Henderson <rth@redhat.com>
14571 * config/i386/i386.c (internal_label_prefix): Export.
14572 (internal_label_prefix_len, struct ix86_address,
14573 ix86_decompose_address, maybe_get_pool_constant,
14574 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
14575 memory_address_length): Export.
14576 (any_fp_register_operand, fp_register_operand,
14577 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
14578 x86_64_general_operand, x86_64_szext_general_operand,
14579 x86_64_nonmemory_operand, x86_64_movabs_operand,
14580 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
14581 x86_64_zext_immediate_operand, const_int_1_31_operand,
14582 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
14583 tls_symbolic_operand, global_dynamic_symbolic_operand,
14584 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
14585 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
14586 constant_call_address_operand, const0_operand, const1_operand,
14587 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
14588 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
14589 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
14590 general_no_elim_operand, nonmemory_no_elim_operand,
14591 index_register_operand, q_regs_operand, flags_reg_operand,
14592 non_q_regs_operand, zero_extended_scalar_load_operand,
14593 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
14594 ix86_comparison_operator, ix86_carry_flag_operator,
14595 fcmov_comparison_operator, promotable_binary_operator,
14596 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
14597 mult_operator, div_operator, arith_or_logical_operator,
14598 memory_displacement_operand, cmpsi_operand, long_memory_operand,
14599 aligned_operand): Move to predicates.md as define_predicates.
14600 (tls_symbolic_operand_1): Remove.
14601 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
14602 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
14603 (legitimize_address): Merge tls_symbolic_operand contents.
14604 (ix86_expand_move): Likewise.
14605 * config/i386/i386-protos.h: Update for exports.
14606 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
14607 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
14608 * config/i386/i386.md: Include predicates.md.
14609 * config/i386/predicates.md: New file.
14611 2004-08-13 Mark Mitchell <mark@codesourcery.com>
14614 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
14616 (i386_pe_mark_dllimport): Likewise.
14617 (i386_pe_encode_section_info): Likewise, when overriding
14618 dllimport attribute.
14620 2004-08-12 Geoffrey Keating <geoffk@apple.com>
14622 * configure.ac: When testing for flex, nm, ar, and bison, check
14623 that they will actually be built.
14624 * configure: Regenerate.
14626 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
14628 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
14629 (MOVE_MAX_PIECES): Define.
14631 2004-08-12 Devang patel <dpatel@apple.com>
14633 * dbxout.c (dbxout_begin_prologue): New function.
14634 (dbx_debug_hooks): Use new begin prologue hook.
14635 (dbxout_function_end): Emit N_ENSYM.
14636 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
14638 2004-08-12 Janis Johnson <janis187@us.ibm.com>
14640 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
14641 argument is float*.
14643 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
14646 * doc/extend.texi (AltiVec builtins): Fix description for recent
14647 changes. Update operation list to match current support.
14649 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
14651 * config/s390/s390.c (struct s390_frame_layout): New struct as element
14652 of struct machine_function.
14653 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
14655 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
14657 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
14658 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
14659 (s390_frame_area, s390_register_info): New functions.
14660 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
14662 (s390_return_addr_rtx, s390_return_address_offset)
14663 (s390_va_start, s390_gimplify_va_arg)
14664 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
14666 (s390_frame_info): Functionality partly moved to s390_register_info.
14667 Made adaptions for new stack layout.
14668 (save_gprs, restore_gprs): Changed meaning of second parameter and
14669 adapted all callers.
14671 * config/s390/s390.h (s390_backchain_string): New global variable.
14672 (MASK_BACKCHAIN): Removed definition.
14673 (TARGET_BACKCHAIN): Changed check.
14674 (TARGET_KERNEL_BACKCHAIN): New macro.
14675 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
14676 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
14677 "kernel-backchain".
14678 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
14680 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
14681 as condition. Adjusted for new stack layout.
14683 * doc/invoke.texi: Added documentation for new option
14684 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
14687 2004-08-12 Paul Brook <paul@codesourcery.com>
14689 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
14690 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
14692 2004-08-12 David Daney <ddaney@avtrex.com>
14694 * java/gcj.texi: Add subsection on signal usage.
14696 2004-08-12 David Edelsohn <edelsohn@gnu.org>
14698 * expr.c (move_by_pieces): Set alignment for move to minimum of
14699 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
14700 alignment, but not less than the original alignment.
14701 (move_by_pieces_ninsns): Same.
14702 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
14703 (store_by_pieces_1): Same.
14705 2004-08-12 Diego Novillo <dnovillo@redhat.com>
14707 PR tree-optimization/16867
14708 * tree.c (is_global_var): New function.
14709 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
14710 Call is_global_var.
14711 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
14713 (is_global_var): Declare.
14714 * tree-dfa.c (dump_variable): Display global and addressable
14716 (add_referenced_var): Clarify documentation when marking
14717 variables call-clobbered.
14718 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
14719 instead of needs_to_live_in_memory.
14720 (mark_call_clobbered): If the variable is a tag, mark it
14722 * tree-gimple.c (is_gimple_reg): Don't check for
14724 (is_gimple_non_addressable): Likewise.
14725 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
14726 needs to be marked call-clobbered.
14727 (setup_pointers_and_addressables): Call is_global_var instead
14728 of needs_to_live_in_memory.
14729 * tree-ssa-dce.c (need_to_preserve_store): Remove.
14730 Update all users with is_global_var.
14731 (mark_stmt_if_obviously_necessary): Fix processing of aliased
14732 stores. Don't check the virtual definitions. Rather, check
14733 whether the store is going into global memory.
14734 (find_obviously_necessary_stmts): Get the symbol from the PHI
14736 * tree-ssa-operands.c (get_call_expr_operands): Do not add
14737 clobbering may-defs if the call does not have side effects.
14739 2004-08-12 Jakub Jelinek <jakub@redhat.com>
14742 * output.h (default_function_rodata_section,
14743 default_no_function_rodata_section): New prototypes.
14744 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
14745 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
14746 (TARGET_ASM_OUT): Add it.
14747 * varasm.c (default_function_rodata_section,
14748 default_no_function_rodata_section): New functions.
14749 * final.c (final_scan_insn): Call
14750 targetm.asm_out.function_rodata_section instead of
14751 readonly_data_section.
14752 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
14753 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14754 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14755 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
14757 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14758 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
14760 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
14762 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14763 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
14764 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
14766 2004-08-12 Paul Brook <paul@codesourcery.com>
14768 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
14770 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
14771 DWARF2_UNWIND_INFO.
14773 2004-08-12 Ben Elliston <bje@au.ibm.com>
14776 * config/rs6000/altivec.h: Change vector to __vector throughout.
14777 (Except for the `vector' macro itself).
14779 2004-08-12 Zack Weinberg <zack@codesourcery.com>
14781 * genpreds.c: Add capability to generate predicate bodies as
14782 well as function prototypes. Write function prototypes for
14783 the generic predicates too.
14784 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
14785 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
14786 (write_match_code, write_predicate_expr, write_one_predicate_function)
14787 (parse_option): New functions.
14788 (output_predicate_decls): Delete.
14789 (main): Read the machine description, process DEFINE_PREDICATE or
14790 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
14793 * genrecog.c (struct decision_test): Replace index with
14794 struct pred_data pointer.
14795 (next_index): Remove, unused.
14796 (pred_table, preds, special_mode_pred_table): Delete.
14797 (compute_predicate_codes, process_define_predicate): New functions.
14798 (validate_pattern, add_to_sequence, write_switch): Update for
14799 new data structures.
14800 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
14801 Check both error_count and have_error.
14803 * gensupport.c (in_fname, first_predicate): New globals.
14804 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
14805 (predicate_table, last_predicate, old_pred_table)
14806 (old_special_pred_table): New statics.
14807 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
14808 (add_predicate, init_predicate_table): New functions.
14809 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
14810 (init_md_reader_args_cb): Use the global in_fname. No need to zero
14811 it or max_include_len. Call init_predicate_table.
14812 (read_rtx): Run the predicate queue after the attribute queue
14813 but before all the others.
14814 * gensupport.h (in_fname, struct pred_data, first_predicate)
14815 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
14816 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
14817 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
14818 * dummy-conditions.c: Don't include bconfig.h, system.h,
14819 coretypes.h, tm.h, or system.h. Do include stddef.h.
14820 Duplicate declaration of struct c_test from gensupport.h.
14822 * Makefile.in (OBJS-common): Add insn-preds.o.
14823 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
14824 (insn-preds.c, insn-preds.o): New rules.
14825 (s-preds): Also generate insn-preds.c.
14826 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
14827 Update dependencies.
14828 (print-rtl.o, print-rtl1.o): Correct dependencies.
14830 * recog.h: Delete prototypes of predicate functions.
14832 * doc/md.texi (Predicates): New section with complete
14833 documentation of operand/operator predicates. Remove some
14834 incomplete documentation of predicates from other places.
14835 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
14836 PREDICATE_CODES; indicate that both are deprecated in favor
14837 of define_predicate/define_special_predicate.
14839 * config/ia64/ia64.c: All predicate function definitions moved
14841 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
14842 (ia64_expand_load_address, ia64_expand_move):
14843 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
14845 * config/ia64/ia64.md: All predicates now defined here.
14846 (symbolic_operand): Is now a special predicate.
14848 * config/ia64/ia64.h: Declare ia64_section_threshold.
14849 (PREDICATE_CODES): Delete.
14851 2004-08-12 Richard Henderson <rth@redhat.com>
14853 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
14854 * c-semantics.c (add_stmt): Set it.
14855 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
14856 before instantiating a variable sized type.
14858 2004-08-12 Richard Henderson <rth@redhat.com>
14860 * stor-layout.c (round_up, round_down): Move ...
14861 * fold-const.c (round_up, round_down): ... here. Use
14862 multiple_of_p to avoid any arithmetic at all.
14864 2004-08-12 Richard Henderson <rth@redhat.com>
14866 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
14867 (gimplify_init_ctor_preeval_1): New.
14868 (gimplify_init_ctor_preeval): New.
14869 (gimplify_init_ctor_eval): New.
14870 (gimplify_init_constructor): Use them. Always gimplify the LHS
14873 2004-08-12 Ziemowit Laski <zlaski@apple.com>
14875 (This patch is part of merge of objc-improvements-branch
14878 * doc/frontends.texi: Mention Objective-C++ in addition to
14880 * doc/install.texi: Add 'obj-c++' to list of configurable
14882 * doc/invoke.texi: Rename Objective-C option headings to
14883 indicate they also apply to Objective-C++. List file
14884 extensions for Objective-C++ sources. Mention that
14885 ObjC and ObjC++ compilations may also use C and C++ options,
14886 respectively. Point users to doc/standards.texi for
14887 further info on ObjC and ObjC++.
14888 * doc/sourcebuild.texi: Mention the objcp/ directory and
14889 the Objective-C++ sources it contains.
14890 * doc/standards.texi: Update link to Apple ObjC site;
14891 add link to gcc readings.html WWW doc.
14893 2004-08-12 Alan Modra <amodra@bigpond.net.au>
14895 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
14896 and 2004-07-14 changes.
14898 2004-08-12 Paul Brook <paul@codesourcery.com>
14900 * doc/invoke.texi: Fix typo.
14902 2004-08-11 Devang Patel <dpatel@apple.com>
14904 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
14905 and -no_dead_strip_inits_and_terms.
14907 * doc/invoke.texi (Darwin Options): Document -dead_strip and
14908 -no_dead_strip_inits_and_terms.
14910 2004-08-11 Paul Brook <paul@codesourcery.com>
14912 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
14913 (arm_load_pic_register): ... to this.
14914 * config/arm/arm.c (arm_finalize_pic): Rename ...
14915 (arm_load_pic_register): ... to this. Always output insns at the
14916 current location. Load via low reg in thumb mode.
14917 (arm_expand_prologue): Call arm_load_pic_register.
14918 (thumb_expand_prologue): Ditto.
14919 * config/arm/arm.h (FINALIZE_PIC): Remove.
14920 * config/arm/arm.md (builtin_setjmp_receiver): Call
14921 arm_load_pic_register.
14923 2004-08-11 Paul Brook <paul@codesourcery.com>
14925 * arm.c (thumb_force_lr_save): Add prototype.
14926 (thumb_compute_save_reg_mask): New function.
14927 (thumb_find_work_register): New function.
14928 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
14929 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
14930 Don't clobber r3 when removing pretend args.
14931 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
14932 (thumb_output_function_prologue): Use new functions.
14933 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
14934 * arm.h (THUMB_REG_PUSHED_P): Remove.
14936 2004-08-11 James E Wilson <wilson@specifixinc.com>
14938 PR rtl-optimization/16490
14939 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
14940 global_live_at_end for new basic block if already set for other blocks.
14942 2004-08-11 David Edelsohn <edelsohn@gnu.org>
14944 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
14946 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
14947 (mfcr rlwinm rlwinm patterns): Set length to 12.
14949 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
14951 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
14952 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
14953 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
14954 (start_ssa_stmt_operands): Delete.
14955 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
14956 struct stmt_operands_d.
14957 (build_ssa_operands): New extern entry point.
14958 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
14959 building code, replace with create_ssa_artficial_load_stmt().
14960 * tree-ssa-operands.c (struct voperands_d): Delete.
14961 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
14962 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
14963 (free_uses, free_defs, free_vuses, free_v_may_defs,
14964 free_v_must_defs): Remove dealloc parameter.
14965 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
14966 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
14967 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
14968 vector comparisons, ssa_name reuse, and allocations here.
14969 (verify_start_operands): Delete.
14970 (finalize_ssa_stmt_operands): Set new operands by calling finalize
14972 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
14973 (append_def, append_usei): Simplify to simple accumulation.
14974 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
14975 duplicates and simple accumulation.
14976 (free_ssa_operands): Free vectors in a stmt_operand structure.
14977 (build_ssa_operands): New. Create a new stmt_operand structure from
14978 a stmt and an old set of stmt_operands.
14979 (get_stmt_operands): Simplify and call build_ssa_operands.
14980 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
14981 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
14982 add_call_read_ops): Don't pass prev_vops around anymore.
14983 (note_addressable): Return if no stmt annotation.
14984 (copy_virtual_operands): Access v_may_def operands through a struct.
14985 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
14986 hash tables without treating the stmt as a real stmt.
14987 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
14988 v_may_def def and use through a struct instead of 2 array elements.
14989 (struct v_may_def_optype_d): Use v_may_def_operand_type.
14990 (struct stmt_operands_d): New. Struct for storing all operand vectors.
14992 2004-08-11 Nick Clifton <nickc@redhat.com>
14994 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
14995 this funciton's behaviour. Return true when the current function
14996 has a section attribute and -mlong-calls is in effect.
14997 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
14998 short-call marker when -mlong-calls is in effect and the function
14999 has a section attribute.
15001 2004-08-10 Zack Weinberg <zack@codesourcery.com>
15003 * stmt.c (expand_return): If asked to return the RESULT_DECL,
15004 just call expand_value_return on result_rtl.
15006 2004-08-10 Richard Henderson <rth@redhat.com>
15008 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
15009 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
15010 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
15011 (add_location_or_const_value_attribute): ... not here. Use
15012 loc_descriptor_from_tree if possible.
15013 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
15014 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
15016 (loc_descriptor_from_tree): New. Update callers.
15017 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
15018 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
15019 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
15020 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
15021 and BUILT_IN_STACK_RESTORE.
15022 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
15023 * stmt.c (expand_stack_alloc): Remove.
15024 * tree-mudflap.c (mx_register_decls): Don't look for
15025 BUILT_IN_STACK_ALLOC.
15026 * tree-nested.c (convert_local_reference): Likewise.
15027 * tree.h (DECL_VALUE_EXPR): New.
15029 2004-08-10 Richard Henderson <rth@redhat.com>
15031 * stor-layout.c (round_up): Check for 0/1 before dividing.
15032 (round_down): Likewise.
15034 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
15036 2004-08-09 Mark Mitchell <mark@codesourcery.com>
15038 * config.gcc (arm*-*-eabi*): New target.
15039 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
15040 (TARGET_LIB_INT_CMP_BIASED): Likewise.
15041 * expmed.c (expand_divmod): Try a two-valued divmod function as a
15043 * gthr.h: Remove bogus tokens at end of #pragma.
15044 * optabs.c (expand_twoval_binop_libfunc): New function.
15045 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
15046 (prepare_float_lib_cmp): Try reversing the condition.
15047 (debug_optab_libfuncs): New function.
15048 * optabs.h (expand_twoval_binop_libfunc): Declare.
15049 * config/arm/arm.c (arm_init_libfuncs): New function.
15050 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
15051 (TARGET_INIT_LIBFUNCS): Define it.
15052 * config/arm/arm.h (TARGET_BPABI): New macro.
15053 * config/arm/arm-protos.h
15054 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
15055 * config/arm/bpabi.S: New file.
15056 * config/arm/bpabi.c: Likewise.
15057 * config/arm/bpabi.h: Likewise.
15058 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
15059 (__aeabi_drsub): Likewise.
15060 (__aeabi_dsub): Likewise.
15061 (__aeabi_dadd): Likewise.
15062 (__aeabi_ui2d): Likewise.
15063 (__aeabi_i2d): Likewise.
15064 (__aeabi_f2d): Likewise.
15065 (__aeabi_dmul): Likewise.
15066 (__aeabi_ddiv): Likewise.
15067 (__aeabi_cdrcmple): Likewise.
15068 (__aeabi_cdcmpeq): Likewise.
15069 (__aeabi_cdcmple): Likewise.
15070 (__aeabi_dcmpeq): Likewise.
15071 (__aeabi_dcmplt): Likewise.
15072 (__aeabi_dcmple): Likewise.
15073 (__aeabi_dcmpge): Likewise.
15074 (__aeabi_dcmpgt): Likewise.
15075 (__aeabi_dcmpun): Likewise.
15076 (__aeabi_d2iz): Likewise.
15077 (__aeabi_d2uiz): Likewise.
15078 (__aeabi_d2f): Likewise.
15079 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
15080 (__aeabi_frsub): Likewise.
15081 (__aeabi_fsub): Likewise.
15082 (__aeabi_fadd): Likewise.
15083 (__aeabi_ui2f): Likewise.
15084 (__aeabi_i2f): Likewise.
15085 (__aeabi_fmul): Likewise.
15086 (__aeabi_fdiv): Likewise.
15087 (__aeabi_cfrcmple): Likewise.
15088 (__aeabi_cfcmpeq): Likewise.
15089 (__aeabi_cfcmple): Likewise.
15090 (__aeabi_fcmpeq): Likewise.
15091 (__aeabi_fcmplt): Likewise.
15092 (__aeabi_fcmple): Likewise.
15093 (__aeabi_fcmpge): Likewise.
15094 (__aeabi_fcmpgt): Likewise.
15095 (__aeabi_fcmpun): Likewise.
15096 (__aeabi_f2iz): Likewise.
15097 (__aeabi_f2uiz): Likewise.
15098 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
15099 (__aeabi_uidivmod): New function or alias.
15100 (__aeabi_idivmod): Likewise.
15101 (__aeabi_idiv0): Likewise.
15102 (__aeabi_ldiv0): Likewise.
15103 (__aeabi_llsr): Likewise.
15104 (__aeabi_lasr): Likewise.
15105 (__aeabi_llsl): Likewise.
15106 (bpabi.S): Include it.
15107 * config/arm/libgcc-bpabi.ver: New file.
15108 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
15109 (LINK_SPEC): Remove.
15110 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
15112 * config/arm/t-bpabi: New file.
15113 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
15114 (TARGET_LIB_INT_CMP_BIASED): Likewise.
15116 2004-08-10 David Edelsohn <edelsohn@gnu.org>
15118 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
15119 * config/rs6000/rs6000.md (clrmemsi): New pattern.
15120 * config/rs6000/rs6000.c (expand_block_clear): New function.
15121 (expand_block_move): Convert alignment to bits. Use SImode and
15122 HImode for unaligned addresses if not STRICT_ALIGNMENT.
15124 2004-08-10 Caroline Tice <ctice@apple.com>
15126 * varasm.c (unlikely_section_label): New global variable.
15127 (unlikely_text_section_name): New global variable.
15128 (text_section): Remove alignment statement.
15129 (unlikely_text_section): Remove alignment statement; use
15130 unlikely_section_label rather than hard-coded string.
15131 (assemble_start_function): Initialize unlikely_section_label and
15132 unlikely_text_section_name; make sure cold section is properly
15133 aligned at start of function; output unlikely_section_label if
15136 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
15138 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
15139 * config/s390/s390.c (s390_canonicalize_comparison): New function.
15140 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
15141 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
15142 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
15143 ("*tmqi_mem"): Remove SUBREG from pattern.
15144 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
15145 ("*andsi3_cconly"): Likewise.
15147 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
15150 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
15152 2004-08-10 Janis Johnson <janis187@us.ibm.com>
15154 * doc/sourcebuild.texi (compat testing): Document available test
15155 framework commands. Use the preferred spelling of DejaGnu.
15157 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
15159 * lambda.h: Add matrix type, and prototypes for remainder of
15160 matrix and vector functions.
15161 (lambda_vector_mult_const): New function.
15162 (lambda_vector_negate): Ditto.
15163 (lambda_vector_add): Ditto.
15164 (lambda_vector_add_mc): Ditto.
15165 (lambda_vector_copy): Ditto.
15166 (lambda_vector_zerop): Ditto.
15167 (lambda_vector_equal): Ditto.
15168 (lambda_vector_min_nz): Ditto.
15169 (lambda_vector_first_nz): Ditto.
15170 (lambda_vector_matrix_mult): Ditto.
15171 * lambda-mat.c: New file.
15172 * Makefile.in (lambda-mat.o): New.
15174 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
15176 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
15177 after linking stmt into the program.
15178 (bsi_remove): Don't call modify_stmt.
15179 * tree-complex.c (update_complex_assignment,
15180 expand_complex_comparison): Call modify_stmt after changing the stmt.
15181 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
15183 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
15184 the stmt, and only if needed.
15185 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
15187 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
15188 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
15189 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
15190 (eliminate_redundant_computations): Don't pass an annotation. Call
15191 modify_stmt rather than setting the annotation directly.
15192 (record_equivalences_from_stmt): Remove unused local 'j'.
15193 (cprop_operand): Take a stmt rather than an annotation as a parameter.
15195 (cprop_into_stmt): Pass stmt rather than annotation.
15196 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
15197 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
15199 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
15201 2004-08-10 Jason Merrill <jason@redhat.com>
15203 PR middle-end/16948
15204 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
15207 2004-08-10 Geoffrey Keating <geoffk@apple.com>
15209 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
15212 2004-08-10 Roger Sayle <roger@eyesopen.com>
15214 * config/mips/mips.md: New reciprocal square root patterns that
15215 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
15217 2004-08-10 Paul Brook <paul@codesourcery.com>
15219 * config/arm/arm-protos.h (arm_set_return_address,
15220 thumb_set_return_address): Add prototypes.
15221 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
15222 * config/arm/arm.c (arm_compute_func_type,
15223 use_return_insn, arm_compute_save_reg0_reg12_mask,
15224 arm_compute_save_reg_mask, arm_output_function_prologue,
15225 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
15226 current_function_calls_eh_return.
15227 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
15229 (arm_set_return_address, thumb_set_return_address): New functions.
15230 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
15231 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
15232 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
15233 (epilogue): Use the stackadj register.
15234 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
15236 2004-08-10 Jakub Jelinek <jakub@redhat.com>
15239 * expr.c (move_by_pieces_ninsns): Add max_size argument.
15240 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
15241 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
15242 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
15243 but using MOVE_RATIO.
15244 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
15245 (can_store_by_pieces): Change max_size type to unsigned int.
15246 (store_by_pieces_1): Likewise. Pass max_size to
15247 move_by_pieces_ninsns.
15248 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
15249 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
15250 to move_by_pieces_ninsns.
15251 (STORE_BY_PIECES_P): Define.
15252 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
15253 to move_by_pieces_ninsns.
15254 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
15256 * config/i386/i386.h (CLEAR_RATIO): Define.
15258 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15260 * expr.c (expand_expr_real_1): Add back code that was not dead.
15262 2004-08-09 Andrew Pinski <apinski@apple.com>
15264 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
15265 which is found to be compatible before returning the aliasing set.
15267 2004-08-09 Daniel Jacobowitz <dan@debian.org>
15269 * ggc-zone.c (struct alloc_zone): Add statistics counters.
15270 (always_collect): New flag.
15271 (ggc_alloc_zone_1): Update statistics support. Don't include
15272 overhead in allocated counter.
15273 (sweep_pages): Update allocated counter for large pages. Don'y
15275 (ggc_collect_1): Always collect.
15276 (ggc_collect): Honor always_collect flag. Sum all zones to decide
15277 whether to collect.
15278 (SCALE, LABEL): New macros.
15279 (ggc_print_statistics): Add statistics support.
15281 2004-08-09 Roger Sayle <roger@eyesopen.com>
15283 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
15284 (init_expmed): Fix potential overrun problem with "all.reg".
15285 (expand_sdiv2_pow2): Add an alternate implementation for signed
15286 division, if the target provides a suitable conditional move insn.
15288 2004-08-09 Paul Brook <paul@codesourcery.com>
15289 Richard Henderson <rth@redhat.com>
15291 * unwind-dw2.c (uw_install_context_1): Update target saved stack
15294 2004-08-09 Geoffrey Keating <geoffk@apple.com>
15296 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
15297 Check DATA limit only if there's no AS limit. Ignore insanely
15299 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
15300 but take care that the AS limit isn't overrun.
15301 * doc/invoke.texi: Update documentation of min-heapsize parameter.
15303 2004-08-09 Jeff Law <law@redhat.com>
15305 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
15306 (tree-ssa-threadupdate.o): Add dependencies.
15307 * tree-ssa-threadupdate.c: New file.
15308 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
15309 (rewrite_vars_out_of_ssa): Remove prototype.
15310 (cleanup_tree_cfg): Returns a bool.
15311 * tree.h (thread_through_all_blocks): Prototype.
15312 * tree-outof-ssa.c (SSANORM_*): Move into here.
15313 (remove_ssa_form): Now static.
15314 (rewrite_vars_out_of_ssa): Kill.
15315 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
15316 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
15317 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
15318 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
15319 anything was changed.
15320 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
15321 from the PHI's annotation rather than the edge associated with
15323 * tree-ssa-dom.c (redirection_edges): Kill.
15324 (redirect_edges_and_update_ssa_graph): Kill.
15325 (tree_ssa_dominator_optimize): Do not reset forwardable flag
15326 for blocks anymore. Do not initialize redirection_edges.
15327 Call thread_through_all_blocks. Simplify code for cleanup
15328 of the CFG and iterating. No longer call cleanup_tree_cfg
15329 outside the iteration loop.
15330 (thread_across_edge): No longer mess with forwardable blocks.
15332 2004-08-09 Zack Weinberg <zack@codesourcery.com>
15334 * explow.c (memory_address): Use memory_address_p.
15335 * recog.c (general_operand): Likewise.
15336 * regrename.c: No need to define REG_OK_STRICT.
15338 2004-08-09 Steven Bosscher <stevenb@suse.de>
15340 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
15342 * gcse.c: Include timevar.h.
15343 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
15344 and global_copy_prop_count.
15345 (local_const_prop_count, local_copy_prop_count): New static globals.
15346 (gcse_main): Set the right timevar for each pass.
15347 (cprop_jump): Increment global_const_prop_count when a constant is
15348 propagated. Add "GLOBAL" to dump output.
15349 (cprop_insn): Increment global_const_prop_count when a constant is
15350 propagated, or global_copy_prop_count when a copy is propagated.
15351 (do_local_cprop): Likewise for local_const_prop_count and
15352 local_copy_prop_count.
15353 (one_cprop_pass): Initialize const/cprop counters to zero.
15354 Print out results of local and global const/cprop separately.
15355 (bypass_block): Break over-length line.
15356 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
15357 for bb-reorder.o and tracer.o.
15359 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15361 * Makefile.in (GTFILES): Remove stmt.c
15362 (stmt.o): Do not depend on gt-stmt.h.
15363 * emit-rtl.c (emit_line_note): Do not call
15364 set_file_and_line_for_stmt.
15365 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
15367 * function.c (free_after_parsing): Do not free STMT field.
15368 (allocate_struct_function): Do not call init_stmt_for_function.
15369 (assign_stack_temp_for_type): Do not accept values of keep
15371 (init_temp_slots): Do not initialize removed variables.
15372 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
15373 and X_VAR_TEMP_SLOT_LEVEL fields.
15374 * rtl.h (set_file_and_line_for_stmt): Remove.
15375 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
15376 struct stmt_status, cond_stack, case_stack, nesting_stack,
15377 nesting_depth, emit_locus, set_file_and_line_for_stmt,
15378 same_case_target_p, init_stmt_for_function, emit_nop,
15379 expand_start_cond, expand_start_elseif, expand_start_else,
15380 expand_elseif, expand_end_cond): Remove.
15381 (preserve_subexpressions_p): Remove references to CFUN->STMT.
15382 (expand_start_case, expand_end_case_type): Remove, merge into...
15383 (expand_case): ... this one, including other bits from
15384 expand_expr_real_1. Inline same_case_target_p. Turn members
15385 of CASE_STACK into local variables.
15386 (emit_case_bit_tests): Inline same_case_target_p.
15387 (add_case_node): Add HEAD argument, return new head of the list,
15388 do not handle default label here.
15389 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
15390 expand_start_elseif, current_nesting_level, expand_start_case,
15391 expand_end_case_type, expand_end_case, add_case_node,
15392 init_stmt_for_function, expand_elseif): Remove prototypes.
15393 (expand_case): Add prototype.
15395 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15397 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
15399 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15401 * expr.c (var_rtx): Remove.
15402 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
15403 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
15404 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
15406 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
15407 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
15408 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
15410 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
15411 Ayal Zaks <zaks@il.ibm.com>
15413 * common.opt (freschedule-modulo-scheduled-loops): New flag.
15414 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
15415 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
15416 when -freschedule-modulo-scheduled-loops flag is not specified.
15417 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
15418 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
15419 More accurate placing of insn in row of partial schedule.
15420 (ps_insn_find_column): New function.
15421 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
15422 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
15423 (schedule_region): Use sched_is_disabled_for_current_region_p.
15424 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
15426 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
15428 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
15431 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
15433 * config/i386/i386.c (ix86_expand_clrmem): Properly call
15434 gen_strset for 64bit target.
15436 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
15438 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
15440 2004-08-07 Jason Merrill <jason@redhat.com>
15442 Make return in memory explicit.
15443 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
15444 (assign_parm_find_data_types): Remove code for old front end
15445 invisible reference handling.
15446 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
15447 (expand_function_end): Likewise.
15448 * gimplify.c (gimplify_return_expr): Handle a dereferenced
15450 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
15451 (declare_return_variable): Handle DECL_BY_REFERENCE.
15452 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
15453 (cp_genericize_r): Use convert_from_reference.
15454 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
15455 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
15457 * c-common.c (c_warn_unused_result): Check TREE_USED before
15458 warning about a CALL_EXPR with an unused value.
15460 2004-08-06 Mark Mitchell <mark@codesourcery.com>
15462 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
15463 to the compiler. Use -fshort-wchar by default.
15465 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
15467 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
15468 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
15470 * doc/invoke.texi (param): Document min-crossjump-insns.
15472 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
15475 * c.opt (Wmissing-field-initializers): New option.
15476 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
15477 * c-typeck.c (pop_init_level): Guard the missing field warning with
15478 warn_missing_field_initializers rather than extra_warnings.
15479 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
15480 some of the explanation from...
15481 (-Wextra): ...here. Say that the missing field warning can be
15482 seperately controlled by -Wmissing-field-initializers.
15484 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
15486 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
15487 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
15488 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
15489 * tree.def (ENTRY_VALUE_EXPR): Remove.
15491 2004-08-06 Jakub Jelinek <jakub@redhat.com>
15493 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
15494 the places where it is actually needed. Don't use repz; stosb
15495 for -Os with sufficiently small constant sizes.
15496 For sufficiently small repz; stos{l,q} repeat counts use a sequence
15497 of stos{l,q} instructions instead.
15499 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15501 PR tree-optimization/16807
15502 * loop-iv.c (dump_iv_info): Dump invariants correctly.
15503 (iv_subreg, iv_extend): Express value of invariant purely in
15506 2004-08-06 Mark Mitchell <mark@codesourcery.com>
15508 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
15509 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
15511 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
15513 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
15514 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
15516 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
15517 pattern until reload is finished to allow better code generation
15518 and split them completely into separate instrunctions.
15519 (*andsi3_split): New pattern.
15521 2004-08-05 Mark Mitchell <mark@codesourcery.com>
15523 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
15524 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
15525 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15526 * tree.h (handle_dll_attribute): Declare. Test
15527 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15528 * c-common.h (c_determine_visibility): Declare.
15529 * c-common.c (c_determine_visibility): New function.
15530 * c-decl.c (finish_decl): Use it.
15531 (finish_function): Likewise.
15532 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
15533 zero, by default. Use #if, not #ifdef, to test it.
15534 * config/arm/arm.c (arm_attribute_table): Use
15535 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
15537 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
15538 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15540 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
15541 * config/i386/i386.c (ix86_attribute_table): Use
15542 handle_dll_attribute for dllimport/dllexport. Test
15543 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15544 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
15545 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15547 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
15549 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15551 * doc/extend.texi (dllexport): Clarify and correct documentation.
15552 (dllimport): Likewise.
15553 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
15554 handle_dll_attribute.
15556 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15558 * tree-ssa-loop-manip.c: New file.
15559 * Makefile.in (tree-ssa-loop-manip.o): Add.
15560 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
15562 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
15564 (tree_ssa_loop_done): Verify loop closed ssa form.
15565 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
15567 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15569 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
15570 pa_asm_output_aligned_local): New functions.
15571 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
15572 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
15573 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
15574 pa_asm_output_aligned_common.
15575 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
15576 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
15577 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
15578 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
15579 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
15580 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
15581 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
15582 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
15585 2004-08-05 Andrew Pinski <apinski@apple.com>
15587 * objc/objc-act.c (build_objc_string_object): Mark the address
15588 expression as constant.
15590 2004-08-05 David Edelsohn <edelsohn@gnu.org>
15592 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
15593 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
15594 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
15596 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
15598 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
15599 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
15600 out, and associated obsolete comments.
15602 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
15604 * tree.h (force_fit_type): Return a tree, take three flags.
15605 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
15606 TREE_CONSTANT_OVERFLOW here.
15607 (int_const_binop, const_binop): Adjust.
15608 (size_int_type): Do sign extension here.
15609 (fold_convert_const, optimize_bit_field_compare,
15610 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
15611 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
15612 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
15614 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15616 PR tree-optimization/16864
15617 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
15618 for ssa names without default_def.
15620 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
15622 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
15623 frame pointer, restore eax with an ebp-relative address.
15625 2004-08-04 Geoffrey Keating <geoffk@apple.com>
15628 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
15629 * c-common.h (make_rtl_for_local_static): Delete.
15630 * c-decl.c (shadow_tag_warned): Clean up comment.
15631 (finish_decl): Clean up spacing. Use set_user_assembler_name when
15632 appropriate. Don't pass asmspec to rest_of_decl_compilation.
15633 * c-semantics.c (make_rtl_for_local_static): Delete.
15634 * expr.c (init_block_move_fn): Use set_user_assembler_name.
15635 (init_block_clear_fn): Likewise.
15636 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
15637 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
15638 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
15639 * tree.h (make_decl_rtl): Remove second parameter.
15640 (set_user_assembler_name): New.
15641 * varasm.c (set_user_assembler_name): New.
15642 (make_decl_rtl): Remove second parameter. Update callers in many
15645 2004-08-05 Adam Nemet <anemet@lnxw.com>
15647 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
15648 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
15650 * gthr-lynx.h: New file.
15651 * config/lynx-ng.h: Remove file.
15652 * config/lynx.h: Update to LynxOS 4.0.
15653 * config/t-lynx: New file.
15654 * config/i386/lynx-ng.h: Remove file.
15655 * config/i386/lynx.h: Update to LynxOS 4.0.
15656 * config/rs6000/lynxbase.h: Remove file.
15657 * config/rs6000/lynx.h: Update to LynxOS 4.0.
15658 * config/rs6000/t-lynx: New file.
15659 * doc/install.texi (Options specification): Remove reference to
15660 LynxOS from systems where --with-gnu-as makes a difference.
15662 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
15664 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
15666 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
15668 (c_cpp_builtins): Call it.
15669 * doc/cpp.texi: Update.
15671 2004-08-04 David Edelsohn <edelsohn@gnu.org>
15673 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
15676 2004-08-04 Jan Hubicka <jh@suse.cz>
15678 * basic-block.h (profile_staus): New global variable.
15679 * cfg.c (profile_status): Declare.
15680 (check_bb_profile): Break out from ....; use profile_status
15681 (dump_flow_info): ... here.
15682 * cfgbuild.c (find_basic_blocks): Set profile_status.
15683 * cfgexpand.c (tree_expand_cfg): Likewise.
15684 * predict.c (estimate_probability): Likewise.
15685 * profile.c (branch_prob): Likewise.
15686 * tree-cfg.c (build_tree_cfg): Likewise.
15687 (dump_function_to_file): Use check_bb_profile.
15688 * tree-pretty-print (dump_bb_header): Likewise.
15689 * tree-profile.c (do_tree_profiling): Cleanup.
15691 2004-08-04 Zack Weinberg <zack@codesourcery.com>
15693 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
15694 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
15695 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
15696 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
15697 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
15698 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
15699 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
15700 (ggc-none.o, errors.o): Move rule to generators section;
15701 correct dependencies.
15702 (min-insn-modes.o): Move rule to generators section; remove
15703 unnecessary explicit command; correct dependencies.
15704 (print-rtl.o, print-rtl1.o): Correct dependencies.
15705 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
15706 (mostlyclean): Update.
15708 * errors.c: Include bconfig.h not config.h. Correct comment.
15709 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
15710 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
15711 * print-rtl.c: Don't include tm_p.h.
15713 * rtl.h: Move forward-decl of struct function down where it's
15714 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
15715 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
15717 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15718 Jeff Law <law@redhat.com>
15720 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
15721 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
15722 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
15723 manipulate the duplicated ssa names.
15724 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
15725 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
15726 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
15728 (release_ssa_name): Do not release ssa names that may have multiple
15730 * tree.h (release_ssa_name_force, mark_for_rewrite,
15731 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
15732 marked_ssa_names): Declare.
15733 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
15734 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
15735 Update call to rewrite_ssa_into_ssa.
15737 2004-08-04 Mark Mitchell <mark@codesourcery.com>
15739 * defaults.h (TARGET_DECLSPEC): New macro.
15740 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
15741 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
15742 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
15743 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
15744 __declspec support.
15745 (TARGET_DECLSPEC): Define.
15746 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
15747 __declspec support.
15748 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
15749 __declspec support.
15750 (TARGET_DECLSPEC): Define.
15751 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
15752 __declspec support.
15753 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
15755 * doc/tm.texi (TARGET_DECLSPEC): Document.
15757 * doc/extend.texi: Fix typo in comment.
15759 2004-08-04 Paul Brook <paul@codesourcery.com>
15761 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
15762 (TARGET_CXX): Use it.
15763 * target.h (struct gcc_target): Add cdtor_returns_this.
15764 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
15765 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
15766 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
15768 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
15770 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
15771 low/high pair. Do range checking directly.
15772 (interpret_integer): Adjust.
15774 2004-08-04 Nick Clifton <nickc@redhat.com>
15776 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
15778 * doc/invoke.texi: Document this new switch and also the -mrenesas
15781 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
15783 * cfglayout.c (insn_locators_initialize): Update the current
15784 location before initializing a location.
15786 2004-08-03 Zack Weinberg <zack@codesourcery.com>
15788 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
15789 (dbxout_function_end): Return after emitting the "Lscope" symbol
15790 under the same conditions that this function formerly wasn't called.
15791 Add explanatory comments.
15794 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
15798 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
15799 functions, broken out of dbxout_block.
15800 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
15801 stabs too, if it contains symbols. Use the begin_label and
15802 the Lscope label (emitted by dbxout_function_end) for the
15803 range of this block.
15805 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
15807 * doc/install.texi: Update autoconf version requirements.
15809 2004-08-03 Zack Weinberg <zack@codesourcery.com>
15811 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
15812 * recog.c (general_operand, immediate_operand, nonmemory_operand)
15813 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
15814 * regclass.c (record_reg_classes): Likewise.
15815 * reload.c (find_reloads): Likewise.
15816 * reload1.c (reload): Likewise.
15818 2004-08-03 Zack Weinberg <zack@codesourcery.com>
15820 * gensupport.c (init_md_reader_args_cb): Renamed from
15821 init_md_reader_args. Add third option, callback function for
15822 parsing program-specific options. Add diagnosis of incorrect
15823 number of input files.
15824 (init_md_reader): Fold into init_md_reader_args_cb.
15825 (init_md_reader_args): Now a thin wrapper around
15826 init_md_reader_args_cb.
15827 * gensupport.h: Update prototypes.
15829 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
15830 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
15831 * genrecog.c: No need to diagnose lack of an input file;
15832 init_md_reader_args will handle it.
15833 * genconditions.c: Likewise, and use init_md_reader_args.
15834 * genconstants.c: Likewise, and no need to call read_md_rtx.
15836 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
15838 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
15841 2004-08-03 Mike Stump <mrs@apple.com>
15843 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
15845 * doc/invoke.texi (Darwin Options): Update to reflect above.
15847 2004-08-03 Roger Sayle <roger@eyesopen.com>
15849 PR middle-end/16790
15850 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
15851 truncations, not just global truncations.
15853 2004-08-03 Andrew Pinski <apinski@apple.com>
15856 * loop-iv.c (simplify_using_assignment): Initialize lhs.
15858 2004-08-03 Paul Brook <paul@codesourcery.com>
15860 * gcc/doc/install.texi: Document MPFR requirement.
15862 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
15864 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
15865 and mmap() explicitly instead of relying on preset autoconf cache
15867 * configure: Regenerate.
15869 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
15872 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
15874 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
15875 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
15878 * config/i386/t-gmm_malloc: New file.
15879 * config/i386/t-pmm_malloc: Likewise.
15881 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
15883 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
15884 Tanguy Fautrà <tfautre@pandora.be>
15886 * config/i386/pmm_malloc.h: New file.
15888 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
15890 * config/i386/gmm_malloc.h: New file.
15892 2004-08-03 Dale Johannesen <dalej@apple.com>
15894 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
15895 * c-common.c: Include opts.h.
15896 (c_common_get_alias_set): Fix check for a single input file.
15897 * toplev.c: Remove current_file_decl.
15900 2004-08-03 Mark Mitchell <mark@codesourcery.com>
15902 * config.gcc (arm*-*-symbianelf*): New target.
15903 * config/arm/symbian.h: New file.
15905 * gthr-gnat.c: Add visibility #pragmas.
15906 * gthr-gnat.h : Likewise.
15907 * gthr.h: Likewise.
15908 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
15909 (__ffsDI2): Likewise.
15910 (__clzSI2): Likewise.
15911 (__ctzSI2): Likewise.
15912 (__ctzDI2): Likewise.
15913 (__popcountSI2): Likewise.
15914 (__popcountDI2): Likewise.
15915 (__paritySI2): Likewise.
15916 (__parityDI2): Likewise.
15917 * libgcc2.h: Add visibility #pragmas.
15918 (__clzDI2): Add prototype.
15919 (__clzSI2): Likewise.
15920 (__ctzSI2): Likewise.
15921 (__ffsDI2): Likewise.
15922 (__ffsSI2): Likewise.
15923 (__ctzDI2): Likewise.
15924 (__popcountSI2): Likewise.
15925 (__popcountDI2): Likewise.
15926 (__paritySI2): Likewise.
15927 (__parityDI2): Likewise.
15928 * unwind-dw2-fde.h: Add visibility #pragmas.
15929 * unwind.h: Likewise.
15931 2004-08-03 David Edelsohn <edelsohn@gnu.org>
15932 Dale Johannesen <dalej@apple.com>
15933 Roger Sayle <roger@eyesopen.com>
15935 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
15936 constants more accurately. Adjust costs for FMA instructions.
15937 Add cases for most logical and float operations. Recurse into
15940 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
15942 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
15944 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
15946 * ra-build.c (conflicts_between_webs): For webs that cross a call add
15947 conflicts to regs_invalidated_by_call.
15949 2004-08-03 Paul Brook <paul@codesourcery.com>
15951 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
15953 2004-08-03 Jan Hubicka <jh@suse.cz>
15955 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
15956 ARRAY_REF argument.
15958 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
15960 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
15961 arm968es, arm10e, arm1020e, arm1022e.
15962 * invoke.texi: Update list of ARM cores.
15963 * arm-tune.md: Regenerate.
15965 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
15967 * arm/gentune.sh: New file.
15968 * arm/t-arm: New file.
15969 * arm/arm-tune.md: New file (autogenerated).
15970 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
15971 * arm.md (attribute tune): Delete. Include arm-tune.md.
15973 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
15975 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
15976 penultimate parameter. All callers adjusted.
15977 (struct prefix_list): Remove used_flag_ptr.
15978 (find_a_file): Do not set *pl->used_flag_ptr.
15979 (warn_B, warn_std_ptr): Remove.
15981 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
15982 Mostafa Hagog <mustafa@il.ibm.com>
15984 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
15986 2004-08-02 Geoffrey Keating <geoffk@apple.com>
15988 * dwarf2out.c (output_call_frame_info): Don't change data format
15989 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
15990 label. Use 'true' not '1'.
15991 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
15994 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
15996 * gdbinit.in: Reflect previous changes to rtunion_def.
15998 2004-08-02 Roger Sayle <roger@eyesopen.com>
16000 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
16001 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
16003 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16005 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
16007 * langhooks.h (lang_hooks::builtin_function): Rename parameter
16008 from "class" to "bt_class".
16010 2004-08-02 Paul Brook <paul@codesourcery.com>
16012 PR rtl-optimization/15068
16013 * flow.c (init_propagate_block_info): Check condition is reversible.
16015 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16017 * gengtype.h (options::info): Change type to const char *.
16018 (enum gc_used_enum): Move out of struct type scope.
16019 * gengtype.c (create_option): Convert initializer for option::info to
16021 (adjust_field_type, walk_type, write_func_for_structure,
16022 write_root, write_roots): Remove pointless cast.
16024 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
16026 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
16028 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16030 * rtl.h (union rtunion_def): Have all members start with the
16032 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
16033 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
16034 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
16035 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
16037 * gengtype.c (adjust_field_rtx_def): Likewise.
16038 * rtlanal.c (loc_mentioned_in_p): Likewise.
16040 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
16042 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
16043 Replace uses of mips/elf64.h with mips/elf.h
16044 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
16045 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
16046 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
16047 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
16048 (HANDLE_SYSV_PRAGMA): Delete.
16049 (ASM_OUTPUT_DEF): Fix formatting.
16050 * config/mips/elf64.h: Delete.
16052 2004-08-01 Zack Weinberg <zack@codesourcery.com>
16054 * config/ia64/ia64.c (got_symbolic_operand): Do require a
16055 symbol+offset operand to have its offset be zero mod 0x3fff
16056 when GOT entries are in use. Clarify logic in SYMBOL_REF
16057 case. Clarify comments.
16058 (ia64_expand_load_address): Split a symbol+offset load when
16059 the offset is nonzero mod 0x3fff, not 0x1fff.
16061 2004-08-01 Geoffrey Keating <geoffk@apple.com>
16063 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
16064 if trying to *store* to a non-offsettable address.
16065 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
16066 a nonoffsettable address.
16067 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
16069 (movti_string): Don't move GPRs to a nonoffsettable address.
16070 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
16072 2004-08-02 Ben Elliston <bje@au.ibm.com>
16075 * config/rs6000/altivec.h: Replace typeof with __typeof__.
16077 2004-08-01 Richard Henderson <rth@redhat.com>
16079 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
16080 variable sized types.
16082 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16084 * doc/invoke.texi: In the MIPS options section, remove the passage
16085 saying that -mexplicit-relocs is usually disabled for -mabicalls
16086 -fno-unit-at-a-time.
16087 * config/mips/mips.c (override_options): Remove the code that enforced
16090 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16092 * config/mips/mips.md (cprestore): Provide two alternatives, one for
16093 an in-range offset and one for an out-of-range offset. Wrap the latter
16094 in .set macro/.set nomacro if it's inside a .set nomacro block.
16096 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16098 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
16099 (mips_restore_gp): Declare.
16100 * config/mips/mips.c (mips_add_offset): Add a scratch register
16101 argument. Reimplement in rtl only, reusing MIPS16 logic from
16102 mips_output_mi_thunk.
16103 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
16104 to mips_add_offset.
16105 (mips_gp_save_slot): Delete.
16106 (mips_restore_gp): New function.
16107 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
16108 * config/mips/mips.md (exception_receiver): Turn into a
16109 define_insn_and_split. Use mips_restore_gp to do the split.
16110 (call_internal, call_value_internal, call_value_multiple_internal): Use
16111 mips_restore_gp to restore $gp.
16113 2004-07-31 Andrew Pinski <apinski@apple.com>
16116 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
16118 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
16120 * c-decl.c (diagnose_mismatched_decls): Give error for external
16121 redeclaration of identifier declared with no linkage, not just
16122 warning with -Wtraditional. Do not check DECL_CONTEXT to give
16123 error for redeclaration with no linkage.
16125 2004-07-30 Geoffrey Keating <geoffk@apple.com>
16126 Fariborz Jahanian <fjahanian@apple.com>
16128 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
16129 non-offsettable addresses even for DImode.
16130 (rs6000_split_multireg_move): Cope with non-offsettable addresses
16131 being moved into multiple GPRs.
16133 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
16135 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
16136 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
16138 * config/rs6000/darwin-ldouble.c (isless): New macro.
16140 (nonfinite): New macro.
16142 (_xlqadd): Completely rewrite.
16143 (_xlqmul): Correct overflow handling.
16144 (_xlqdiv): Correct overflow handling.
16145 * config/rs6000/darwin-ldouble-format: New file.
16147 2004-07-30 Roger Sayle <roger@eyesopen.com>
16148 Richard Henderson <rth@redhat.com>
16150 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
16151 9 into the equivalent lea instruction.
16153 2004-07-30 Richard Henderson <rth@redhat.com>
16155 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
16156 with DECL_INITIAL if fb_lvalue.
16157 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
16158 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
16160 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
16162 2004-07-30 Diego Novillo <dnovillo@redhat.com>
16164 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
16165 pointer escapes through a function call, assume that the
16166 callee will dereference it.
16167 (add_pointed_to_var): Assume that VALUE is always an
16169 (collect_points_to_info_r): Only call add_pointed_to_var if
16170 the value is an ADDR_EXPR.
16172 2004-07-30 Diego Novillo <dnovillo@redhat.com>
16174 * tree-ssa-alias.c (create_alias_map_for): Do not get the
16175 alias set of the inner type of ARRAY_TYPEs.
16177 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16179 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
16180 setting a non-register to UNDEFINED right before the call to
16183 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
16185 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
16187 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16189 * tree-ssa.c (verify_flow_sensitive_alias_info): When
16190 comparing points-to sets of different pointers, make sure the
16191 second pointer is actually referenced in the code.
16193 2004-07-29 Zack Weinberg <zack@codesourcery.com>
16195 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
16196 (got_symbolic_operand): Remove unreachable code.
16197 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
16198 setjmp_operand; add entry for tls_symbolic_operand.
16199 * config/ia64/ia64-protos.h: Remove all prototypes of
16200 predicate functions.
16202 2004-07-29 Mark Mitchell <mark@codesourcery.com>
16204 * c-common.h (lang_post_pch_load): New variable.
16205 * c-pch.c (lang_post_pch_load): Define it.
16206 (c_common_read_pch): Use it.
16207 * cgraphunit.c (record_call_1): Give the front end a chance to
16208 record additional needed entities when a variable is marked as
16210 * tlink.c (recompile_files): Robustify.
16211 (scan_linker_output): If a symbol is assigned to a file,
16212 but after recompilation is not present there, issue an error
16215 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16217 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
16218 Take orig_loop argument and pass it to set_level.
16219 (schedule_sm): Pass the correct orig_loop to force_move_till.
16221 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16223 * cfgloop.c (update_latch_info): Update dominator of the new block.
16224 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
16226 * dominance.c (verify_dominators): Check that the dominance tree is
16228 (recount_dominator): Ignore unreachable blocks.
16229 (iterate_fix_dominators): Cleanup old dominance information before
16232 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16234 * tree-ssa-operands.c (get_expr_operands): Revert changes
16235 to ADDR_EXPR processing introduced by:
16236 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16237 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
16239 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
16241 * doc/implement-c.texi: Add C90 subclause references. Point to
16242 preprocessor documentation instead of duplicating it. Add points
16243 only present in C90. Fill in documentation for all points.
16245 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16247 * pa.c (output_movb): Correct typo.
16249 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
16251 * ra.h (single_reg_in_regclass): Declare.
16252 * ra.c (single_reg_in_regclass): Define.
16253 (first_hard_reg): New.
16254 (init_ra): Initialize single_reg_in_regclass.
16255 * ra-colorize.c (ok_class): New.
16256 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
16258 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
16260 * gcov-io.h: Allow zero tag as EOF indicator.
16261 (gcov_is_eof): Remove.
16262 (gcov_truncate): Remove.
16263 * gcov-io.c (gcov_seek): Always SEEK_SET.
16264 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
16266 * coverage.c (read_counts_file): Don't use gcov_is_eof.
16267 * gcov-dump.c (dump_file): Likewise.
16268 * gcov.c (read_graph_file, read_count_file): Likewise.
16270 * c-decl.c (complete_array_type): Don't gratuitously copy
16271 maxindex. Check it always has a type.
16273 2004-07-29 Steven Bosscher <stevenb@suse.de>
16275 * rtl.c (currently_expanding_to_rtl): New.
16276 * rtl.h (currently_expanding_to_rtl): Export it.
16277 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
16279 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
16281 * config/sh/sh.c: Replace rtx_equal_function_value_matters
16282 with currently_expanding_to_rtl.
16283 * config/sh/sh.md: Likewise.
16284 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
16286 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
16288 Introduce sh2a support.
16289 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
16290 * config.gcc: Build multilibs for sh2a and sh2a-single by
16292 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
16293 default. Split their tests out of the corresponding SH4
16295 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
16296 multilibs for SH2a.
16297 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16298 * config.gcc: Handle sh2a multilibs and cpu selection.
16299 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
16300 * config/sh/t-mlib-sh2a: New.
16301 * config/sh/t-mlib-sh2a-nofpu: New.
16302 * config/sh/t-mlib-sh2a-single: New.
16303 * config/sh/t-mlib-sh2a-single-only: New.
16304 2004-07-09 Nick Clifton <nickc@redhat.com>
16306 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
16307 -ml and -m2a are used together.
16308 2004-03-23 DJ Delorie <dj@redhat.com>
16309 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
16310 when we have a double-sized FPU.
16311 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
16312 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
16314 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
16315 -msh2a-single and -msh2a-single-only
16316 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
16317 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
16319 2004-02-20 DJ Delorie <dj@delorie.com>
16320 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
16321 2004-02-20 Fred Fish <fnf@redhat.com>,
16322 Corinna Vinschen <vinschen@redhat.com>
16323 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
16324 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
16325 2004-02-18 DJ Delorie <dj@redhat.com>
16326 * config/sh/sh.c (broken_move): Add support for movi20.
16327 * config/sh/sh.h: Likewise.
16328 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
16329 * config/sh/sh.md (udivsi3_sh2a): New.
16330 (udivsi3): Call it.
16331 (divsi3_sh2a): New.
16334 (ashlsi3_sh2a): New.
16335 (ashrsi3_sh2a): New.
16336 (lshrsi3_sh2a): New.
16337 (movsi_i): Disable for sh2a.
16338 (movsi_ie): Add movi20.
16339 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
16340 sh2a, for -m2a-nofpu mode.
16341 2004-02-13 DJ Delorie <dj@redhat.com>
16342 * config/sh/lib1funcs.asm: Handle double vs single better.
16343 * config/sh/sh.h: Likewise.
16344 2004-02-09 DJ Delorie <dj@redhat.com>
16345 * config/sh/crt1.asm: Add support for sh2a.
16346 * config/sh/elf.h: Likewise.
16347 * config/sh/lib1funcs.asm: Likewise.
16348 * config/sh/sh.c: Likewise.
16349 * config/sh/sh.md: Likewise.
16350 * config/sh/sh.h: Likewise.
16351 * config/sh/t-sh: Likewise.
16353 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16355 * config/frv/frv.md (movqi_internal, movhi_internal,
16356 movsi_internal): Add backup alternatives for memory inputs.
16358 2004-07-28 Matt Austern <austern@apple.com>
16360 * config/darwin.c (darwin_one_byte_bool): New global variable.
16361 * config/darwin.h (darwin_one_byte_bool): Declare.
16362 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
16363 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
16364 value of darwin_one_byte_bool.
16365 * doc/invoke.texi: Document -mone-byte-bool flag.
16367 2004-07-28 Eric Christopher <echristo@redhat.com>
16369 * c-common.c (c_common_unsafe_for_reeval): Delete.
16370 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
16371 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
16372 * calls.c (fix_unsafe_tree): Delete.
16373 (expand_call): Delete code which used above.
16374 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
16375 * expr.c (expand_expr_real_1): Ditto.
16376 * fold-const.c (non_lvalue): Ditto.
16377 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
16378 (lhd_unsafe_for_reeval): Ditto.
16379 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
16380 * langhooks.h (unsafe_for_reeval): Ditto.
16381 (unsave_expr_now): Adjust comment.
16382 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
16383 (estimate_num_insns_1): Ditto.
16384 * tree-pretty-print.c (dump_generic_node): Ditto.
16385 * tree.c (expr_align): Ditto.
16386 (unsave_expr): Delete.
16387 (unsafe_for_reeval): Ditto.
16388 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
16389 * tree.def (UNSAVE_EXPR): Delete.
16390 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
16392 2004-07-28 Zack Weinberg <zack@codesourcery.com>
16394 * tree.h (enum tls_model): Move ...
16395 * coretypes.h: ... here.
16397 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16399 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
16401 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16403 * cse.c (validate_canon_reg): New function, split out from...
16404 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
16406 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16408 * tree-ssa-alias.c (maybe_create_global_var): Don't just
16409 return if .GLOBAL_VAR has been created.
16411 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16413 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
16414 every variable that may have aliases, not just tags.
16416 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
16418 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
16419 move_from_CR_eq_bit.
16420 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
16423 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
16426 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
16427 output_e500_flip_eq_bit.
16429 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
16430 output_e500_flip_eq_bit.
16431 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
16432 output_e500_flip_eq_bit.
16433 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
16434 (print_operand): case D. Get to EQ bit.
16436 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16438 * gcov.c (function_summary): Add missing \n.
16440 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16442 Introduce sh4a support.
16443 * config.gcc: Handle sh4a multilibs and cpu selection.
16444 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
16445 * config/sh/t-mlib-sh4a: New.
16446 * config/sh/t-mlib-sh4al: New.
16447 * config/sh/t-mlib-sh4a-nofpu: New.
16448 * config/sh/t-mlib-sh4a-single: New.
16449 * config/sh/t-mlib-sh4a-single-only: New.
16450 2004-02-20 DJ Delorie <dj@redhat.com>
16451 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
16452 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
16453 2003-08-22 Eric Christopher <echristo@redhat.com>
16454 * config/sh/sh4a.md: Update for chip errata.
16455 2003-08-07 Eric Christopher <echristo@redhat.com>
16456 * config/sh/sh4a.md: New file. sh4a processor description.
16457 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
16458 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
16460 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
16461 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
16462 * doc/invoke.texi (SH Options): Document -m4al.
16463 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
16464 * config/sh/sh.c (expand_block_move): Remove commented-out code
16465 checked in by mistake.
16466 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
16467 single elements from SFmode vectors.
16468 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
16470 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
16471 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
16472 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
16473 sh_fsca_int2sf): Remove variable declarations.
16474 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
16475 sh_fsca_int2sf): New functions.
16476 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
16477 sh_fsca_int2sf_rtx): New static variables.
16478 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
16479 sh_fsca_int2sf): Declare.
16480 * config/sh/sh.md: Adjust.
16481 * doc/invoke.texi (SH Options): Document new options.
16482 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
16483 compatibility from SH4 code.
16484 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
16485 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
16487 (memory_movsrc_operand): Renamed to...
16488 (unaligned_load_operand): ... this. Simplified.
16489 * config/sh/sh.h (PREDICATE_CODES): Adjust.
16490 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
16491 input operand to SImode, and adjust the others. Introduce
16492 post-increment by peephole.
16493 * config/sh/sh.c (expand_block_move): Give the target address the
16494 same mode as the temp reg.
16495 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
16497 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
16498 Introduce support for SH4a.
16499 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
16500 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
16501 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
16502 sh_fsca_int2sf): New.
16503 (sh_init_builtins): Initialize them.
16504 (print_operand): Support `d'.
16505 (expand_block_move): Use movua if src is misaligned.
16506 (memory_movsrc_operand): New.
16507 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
16508 and one of the SH4 macros.
16509 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
16510 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
16511 SELECT_SH4A_SINGLE): New.
16512 (TARGET_NONE): Add SH4A_BIT.
16513 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
16514 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
16515 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
16516 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
16517 (enum processor_type): Added PROCESSOR_SH4A.
16518 (PREDICATE_CODES): Add memory_movsrc_operand.
16519 * config/sh/sh.md: Removed unused variables.
16520 (attr cpu): Add sh4a.
16521 (attr type): Add movua, fsrra and fsca.
16522 (prefetch): New, for SH4.
16523 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
16524 (toggle_sz): Set type to fp.
16525 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
16526 (movua, extv, extzv): New.
16527 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
16528 and 4a-single-only.
16530 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16532 * tree-optimize.c (init_tree_optimization_passes): Schedule
16533 pass_may_alias right after the program is renamed into SSA.
16534 * tree-pass.h (PROP_alias): Define.
16535 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
16536 * tree-sra.c (pass_sra): Likewise.
16537 * tree-ssa-ccp.c (pass_ccp): Likewise.
16538 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
16539 * tree-ssa-dce.c (pass_dce): Likewise.
16540 * tree-ssa-dom.c (pass_dominator): Likewise.
16541 * tree-ssa-dse.c (pass_dse): Likewise.
16542 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16543 * tree-ssa-loop-ch.c (pass_ch): Likewise.
16544 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16545 * tree-ssa-pre.c (pass_pre): Likewise.
16546 * tree-tailcall.c (pass_tail_recursion): Likewise.
16547 * tree-ssa.c (pass_redundant_phi): Likewise.
16548 * tree-ssa-alias.c (aliases_computed_p): Remove.
16550 (init_alias_info): Do not mark all type tags for renaming
16552 Clear may_aliases from every symbol.
16553 (setup_pointers_and_addressables): If a pointer has not been
16554 dereferenced and it had a type tag, clear it and mark the old
16557 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16559 PR tree-optimization/16705
16560 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
16563 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16565 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
16568 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
16569 don't make another one.
16571 PR optimization/15077
16572 * function.h (struct function): Add field saved_static_chain_decl.
16573 Fix comment for static_chain_decl.
16574 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
16575 * tree-inline.h (save_body): Add new arg.
16576 * tree-optimize.c (tree_rest_of_compilation): Handle saving
16579 2004-07-27 Richard Henderson <rth@redhat.com>
16581 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
16582 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
16583 is_gimple_addressable.
16584 * tree-gimple.c (is_gimple_addressable): Rename from
16585 is_gimple_addr_expr_arg; accept INDIRECT_REF.
16586 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
16587 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
16588 rename to is_gimple_addressable.
16590 2004-07-28 Alan Modra <amodra@bigpond.net.au>
16592 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
16594 2004-07-27 Richard Henderson <rth@redhat.com>
16596 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
16599 2004-07-27 Zack Weinberg <zack@codesourcery.com>
16601 * libgcc2.c: Change all conditionals testing
16602 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
16603 * libgcc2.h: Likewise.
16604 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
16605 TYPE_PRECISION of float80_type to 80.
16606 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
16607 of fpreg_type and float80_type to 80.
16608 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
16609 * config/m68k/netbsd-elf.h:
16610 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
16611 to evaluate to 80 whenever they would formerly have evaluated to 96.
16612 * config/i386/sco5.h: Remove unnecessary redefinition of
16613 LONG_DOUBLE_TYPE_SIZE.
16614 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
16615 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
16616 XFmode, with a bitsize of 80. Update commentary.
16617 * config/ia64/ia64-modes.def: Likewise.
16618 * config/m68k/m68k-modes.def: Likewise.
16620 2004-07-27 Steven Bosscher <stevenb@suse.de>
16622 * cfgexpand.c (tree_expand_cfg): Fix comment.
16624 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
16625 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
16627 (prepare_function_start): Don't set rtx_equal_function_value_matters.
16628 * integrate.c (copy_rtx_and_substitute): Don't test for it.
16629 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
16630 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
16631 here again. Update leading comment.
16632 * rtl.c (rtx_equal_function_value_matters): Remove.
16633 (rtx_equal_p): Don't test for it.
16634 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
16637 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
16638 * rtl.c (note_insn_name): Likewise.
16639 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
16640 * final.c (final_scan_insn): Likewise.
16642 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
16643 * passes.c (rest_of_handle_eh): Do it here.
16645 * stmt.c (struct nesting): Remove struct nesting block member.
16646 (struct stmt_status): Remove x_block_start_count field.
16647 (current_block_start_count): Remove.
16649 2004-07-27 Brian Booth <bbooth@redhat.com>
16651 * tree-optimize.c (register_one_dump_file): Update condition that uses
16652 static_pass_number.
16653 (dup_pass_1): Replace with...
16654 (next_pass_1): This.
16655 (NEXT_PASS): Call next_pass_1.
16656 (DUP_PASS): Remove.
16657 (init_tree_optimization_passes): Remove uses of DUP_PASS.
16658 (execute_one_pass): Update condition that uses
16659 static_pass_number.
16660 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
16663 2004-07-27 Nick Clifton <nickc@redhat.com>
16665 * config/m32r/m32r.c: Include integrate.h in order to get the
16666 prototype for get_hard_reg_initial_val().
16668 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
16669 and tidy up indentation.
16670 (final_presence_set): Use absence_set instead, so that if there is
16671 nothing in the "o" pipe the "s" pipe can be scheduled.
16673 2004-07-27 Diego Novillo <dnovillo@redhat.com>
16675 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
16676 don't have PT_VARS nor PT_MALLOC set.
16677 Clear name tag from pointers that have not been dereferenced.
16678 (set_pt_anything, set_pt_malloc): Forward declare.
16679 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
16680 not type compatibility when determining if a pointer can be
16683 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
16685 * expr.h (canonicalize_condition, get_condition): Add an int argument.
16686 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
16687 it to check whether the condition is still valid at the jump insn.
16688 * ifcvt.c (noce_get_condition): Likewise.
16689 (noce_get_alt_condition): Update call to canonicalize_condition.
16690 * loop-iv.c (simplify_using_initial_values): Update call to
16691 get_condition. Remove FIXME.
16692 (check_simple_exit): Update call to get_condition.
16693 * loop-unswitch.c (may_unswitch_on): Likewise.
16694 * loop.c (check_dbra_loop): Likewise.
16695 (canonicalize_condition, get_condition): Add an argument to say whether
16696 the condition must still be valid at INSN.
16697 (get_condition_for_loop): Update call to get_condition. Require that
16698 the condition be valid at INSN.
16699 * predict.c (estimate_probability): Update call to get_condition.
16700 Remove unused earliest parameter.
16701 (expected_value_to_br_prob): Update call to canonicalize_condition.
16703 2004-07-26 Eric Christopher <echristo@redhat.com>
16705 * tree-dfa.c (add_referenced_var): Register initializers of global
16708 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
16710 * config/i386/i386.c (function_arg): Always treat 8-
16711 and 16-byte wide vectors the same, even if MMX/SSE
16713 (contains_128bit_aligned_vector_p): Add comment.
16715 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
16717 * ra.h (enum node_type): Rename to:
16718 (enum ra_node_type).
16719 * ra-colorize.c: Likewise.
16721 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
16723 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
16724 after simplifying the jump.
16726 2004-06-26 Richard Henderson <rth@redhat.com>
16728 * calls.c (combine_pending_stack_adjustment_and_call): Make
16729 preferred_unit_stack_boundary argument unsigned. Make
16730 unadjusted_alignment unsigned.
16731 (expand_call): Make preferred_stack_boundary and
16732 preferred_unit_stack_boundary variables unsigned.
16733 * function.c (assign_stack_local_1): Make alignment unsigned.
16734 * function.h (struct function): Make stack_alignment_needed,
16735 preferred_stack_boundary unsigned.
16736 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
16737 (ix86_compute_frame_layout): Make stack_alignment_needed,
16738 preferred_alignment variables unsigned.
16739 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
16741 2004-07-26 Tom Tromey <tromey@redhat.com>
16743 * tree.h: Fix typo in comment.
16745 2004-07-26 Daniel Jacobowitz <dan@debian.org>
16748 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
16749 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
16750 (ggc_free): Remove incorrect freeing.
16751 (sweep_pages): Advance PP for large pages. Fix indentation.
16753 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
16755 PR rtl-optimization/16643
16756 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
16757 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
16758 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
16759 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
16760 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
16761 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16762 * rtl.h (tracer): Add a flags parameter.
16763 * tracer.c (tracer): Pass it to cfg_layout_initialise.
16764 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
16765 (rest_of_handle_reorder_blocks): Update calls to tracer and
16766 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
16767 (rest_of_handle_tracer): Pass 0 to tracer.
16768 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
16770 2004-07-25 David Edelsohn <edelsohn@gnu.org>
16773 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
16776 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
16778 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
16779 (BINFO_BASE_ACCESS): Adjust.
16780 (BINFO_BASE_ACCESS_APPEND): New.
16781 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
16782 * dbxout.c (dbxout_type): Adjust binfo access accessing.
16783 * dwarf2out.c (gen_member_die): Likewise.
16784 * tree-dump.c (deque_and_dump): Likewise.
16786 2004-07-26 Falk Hueffner <falk@debian.org>
16788 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
16791 2004-07-25 Roger Sayle <roger@eyesopen.com>
16793 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
16794 value off of the stack if TARGET_USE_FFREEP.
16796 2004-07-26 Bernardo Innocenti <bernie@develer.com>
16798 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
16799 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
16800 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
16801 check on invocation of XRESIZEVEC ().
16803 2004-07-26 Bernardo Innocenti <bernie@develer.com>
16805 * c-common.c (disable_builtin_function): Rename variable n to
16806 new_disabled_builtin.
16807 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
16808 Rename local variable old to old_decl.
16809 * gensupport.c (shift_output_template): Rename parameter old to src.
16810 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
16811 old_rtx and newx to new_rtx.
16813 2004-07-26 Bernardo Innocenti <bernie@develer.com>
16815 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
16817 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
16819 * c-lex.c: Likewise.
16821 2004-07-25 Roger Sayle <roger@eyesopen.com>
16823 * fold-const.c (constant_boolean_node): Make extern.
16824 (make_range): Wrap long lines.
16825 (fold_cond_expr_with_comparison): Remove unnecessary call to
16826 pedantic_non_lvalue. Add missing calls to fold_convert.
16827 (fold_truthop): Add missing calls to fold_convert.
16829 * tree.h (constant_boolean_node): Add prototype here.
16830 * builtins.c (expand_builtin_strncmp): Add missing calls to
16832 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
16833 Call fold_convert and constant_boolean_node to correct types.
16834 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
16835 missing call to fold_convert to correct types.
16837 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
16838 Brian Ryner <bryner@brianryner.com>
16842 * c-common.c (c_common_attribute_table): Allow
16843 handle_visibility_attribute to be called for types.
16844 (handle_visibility_attribute) When given a type, set the visibility
16845 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
16846 so that we can check later whether the attribute was present. Added
16847 warning if attribute applied to non class type.
16848 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
16849 decls and checking that they are consistent.
16850 * common.opt: Added -fvisibility.
16851 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
16852 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
16853 * flags.h, tree.h: Added assorted support defines for overall patch
16854 * opts.c: Added parsing support for -fvisibility.
16855 * tree.c (build_decl): Set visibility for all decls to be whatever
16856 is in force at that time.
16857 * varasm.c (default_binds_local_p_1): Reworked logic determining
16858 when to make a symbol locally bound.
16859 * doc/invoke.texi: Added documentation for -fvisibility and
16860 -fvisibility-inlines-hidden.
16862 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16864 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
16865 * c-common.c: Add missing casts from void * to other types.
16866 * c-decl.c: Likewise.
16867 * c-format.c: Likewise.
16868 * c-lex.c: Likewise.
16869 * c-pragma.c: Likewise.
16870 * c-typeck.c: Likewise.
16871 * defaults.h: Likewise.
16872 * genconstants.c: Likewise.
16873 * gengtype-lex.l: Likewise.
16874 * genmodes.c: Likewise.
16875 * read-rtl.c: Likewise.
16878 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16880 * bitmap.c: Use type-safe memory allocation macros from libiberty.
16881 * c-common.c: Likewise.
16882 * c-decl.c: Likewise.
16883 * c-lang.c: Likewise.
16884 * c-lex.c: Likewise.
16885 * c-opts.c: Likewise.
16886 * c-parse.in: Likewise.
16887 * c-typeck.c: Likewise.
16888 * genconditions.c: Likewise.
16889 * gengtype-lex.l: Likewise.
16890 * gengtype-yacc.y: Likewise.
16891 * gengtype.c: Likewise.
16892 * genmodes.c: Likewise.
16893 * gensupport.c: Likewise.
16894 * read-rtl.c: Likewise.
16895 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
16898 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16900 * c-decl.c (groktypename, groktypename_in_param_context): Rename
16901 variable typename to type_name.
16902 * c-lex.c (interpret_float): Likewise.
16904 2004-07-25 Roger Sayle <roger@eyesopen.com>
16906 * convert.c (convert_to_real, convert_to_integer,
16907 convert_to_complex): Replace calls to build with calls to buildN.
16908 * coverage.c (tree_coverage_counter_ref): Likewise.
16909 * dojump.c (do_jump): Likewise.
16910 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
16911 * emit-rtl.c (component_ref_for_mem_expr,
16912 set_mem_attributes_minus_bitpos): Likewise.
16913 * explow.c (update_nonlocal_goto_save_area): Likewise.
16914 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
16915 expand_mult_add): Likewise.
16916 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
16917 store_constructor, get_inner_reference, expand_expr_real_1,
16918 try_casesi, try_tablejump): Likewise.
16919 * function.c (expand_function_start): Likewise.
16920 * stmt.c (emit_case_bit_tests, expand_end_case_type,
16921 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
16922 * stor-layout.c (place_union_field, layout_type): Likewise.
16923 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
16924 * varasm.c (copy_constant): Likewise.
16926 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16928 * c-common.c: Rename all identifiers named `new'.
16929 * c-decl.c: Likewise.
16930 * gensupport.c: Likewise.
16931 * simplify-rtx.c: Likewise.
16932 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
16934 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
16937 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
16940 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
16941 declarations until after calling pushdecl.
16942 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
16943 "extern" and not on whether the declaration is initialized.
16945 2004-07-25 Daniel Jacobowitz <dan@debian.org>
16947 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
16948 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
16949 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
16950 "cpplib.h", "c-pragma.h", "c-common.h".
16951 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
16952 (solaris_register_pragmas): New functions.
16953 * config/sol2-protos.h: New file.
16954 * config/sol2.c: New file.
16955 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
16956 (REGISTER_TARGET_PRAGMAS): New macros.
16957 (solaris_pending_aligns, solaris_pending_inits)
16958 (solaris_pending_finis): New variables.
16959 * config/t-sol2 (sol2-c.o): Update dependencies.
16960 (sol2.o): New rule.
16961 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
16962 SUBTARGET_INSERT_ATTRIBUTES.
16963 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
16964 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
16965 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
16966 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
16967 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
16968 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
16969 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
16970 * config/sparc/sparc.c (sparc_attribute_table): New.
16971 (TARGET_INSERT_ATTRIBUTES): Define in terms of
16972 SUBTARGET_INSERT_ATTRIBUTES.
16973 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
16975 * doc/extend.texi (Solaris Pragmas): New section.
16977 2004-07-25 Bernardo Innocenti <bernie@develer.com>
16979 * c-common.c: Rename all identifiers named `class' to `cl'.
16980 * c-common.h: Likewise.
16981 * c-parse.in: Likewise.
16982 * c-typeck.c: Likewise.
16983 * genmodes.c: Likewise.
16984 * real.c: Likewise.
16985 * real.h: Likewise.
16986 * recog.c: Likewise.
16987 * recog.h: Likewise.
16988 * regrename.c: Likewise.
16989 * tree.h: Likewise.
16990 * c-common.c (builtin_function_2): Change type of 5th parameter from
16991 int to enum built_in_function. Change type of 8th parameter from int
16993 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
16995 * c-typeck.c (convert_arguments): Change type of formal_prec from
16996 int to unsigned int.
16997 * genmodes.c (blank_mode): Make a few negative constants unsigned.
16998 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
16999 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
17000 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
17001 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
17002 iterator to for_all_modes () instead of an enum because enums can't
17003 be incremented in C++.
17006 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17008 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
17011 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17013 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
17014 Handle ARRAY_RANGE_REF like ARRAY_REF.
17016 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
17018 * c-typeck.c (digest_init): Don't allow arrays of signed or
17019 unsigned variants of wchar_t to be initialized by wide string
17020 constants. Do allow arrays of enumerated types compatible with
17021 wchar_t to be initialized by wide string constants. Refine tests
17022 distinguishing wide and narrow strings and arrays. Give specific
17023 error for arrays of other integer types initialized by string
17025 (output_init_element, process_init_element): Check for
17026 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
17027 initializing with string constants.
17029 2004-07-25 Richard Henderson <rth@redhat.com>
17031 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
17032 on the RESULT_DECL.
17033 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17034 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
17035 DECL_IGNORED_P to new decl.
17037 2004-07-24 Zack Weinberg <zack@codesourcery.com>
17039 * config/ia64/ia64.c (general_xfmode_operand)
17040 (destination_xfmode_operand): Delete.
17041 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
17042 * config/ia64/ia64.md (*movxf_internal): Use general_operand
17043 and destination_operand.
17045 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17047 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
17048 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
17050 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17051 Zack Weinberg <zack@codesourcery.com
17054 * c-decl.c (diagnose_mismatched_decls): Don't issue a
17055 redundant-declaration warning the first time a builtin is
17056 declared explicitly.
17058 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17060 * tree.h (staticp): Change return type to bool.
17062 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17064 * c-common.c (c_staticp): Last episode of the staticp saga.
17066 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17068 * c-common.h (c_staticp): Change return type from int to bool.
17069 * tree.c (staticp): Likewise.
17070 * langhooks.h (staticp): Likewise.
17072 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17074 * langhooks-def.h (lhd_staticp): Change return type from int to
17075 bool in prototype to match definition.
17077 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17079 * system.h (bool, true, false): Don't redefine as preprocessor macros
17082 2004-07-24 Roger Sayle <roger@eyesopen.com>
17084 * expmed.c (init_expmed): A signed modulus by a power of two is
17085 considered cheap if its less than or equal to four instructions.
17087 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17089 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
17090 GGC_CNEWVAR): New macros.
17092 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17094 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
17096 * c-decl.c: Likewise.
17097 * c-format.c: Likewise.
17098 * c-lex.c: Likewise.
17099 * c-opts.c: Likewise.
17100 * c-pragma.c: Likewise.
17101 * c-typeck.c: Likewise.
17102 * gencheck.c: Likewise.
17103 * genconditions.c: Likewise.
17104 * genconfig.c: Likewise.
17105 * genflags.c: Likewise.
17106 * gengtype.c: Likewise.
17107 * gensupport.c: Likewise.
17108 * ggc-none.c: Likewise.
17109 * langhooks.c: Likewise.
17110 * statistics.h: Likewise.
17111 * stub-objc.c: Likewise.
17112 * java/decl.c: Likewise.
17114 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
17116 * config/m68k/m68k.c (output_scc_di): Fix coding style.
17117 (symbolic_operand): Fix prototype.
17118 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
17119 * config/m68k/m68k.md: Add constants for registers a0 and sp and
17120 use them, change from the "{...}" syntax to the simpler {...}
17122 (*cfv4_extendqisi2): Fix destination predicate.
17123 * config/m68k/m68k-protos.h: Remove various declarations also
17124 generated via PREDICATE_CODES.
17126 2004-07-23 Mike Stump <mrs@apple.com>
17128 * c-typeck.c (convert_for_assignment): Tightened up pointer
17129 converstions that differ in signedness.
17131 2004-07-23 Zack Weinberg <zack@codesourcery.com>
17133 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
17135 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17137 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
17138 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
17140 * gimplify.c (gimplify_compound_lval): Check for no handled
17141 operations, rather than checking for explicit list of nodes.
17142 (is_gimple_addr_expr_arg_or_indirect): New function.
17143 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
17144 redundant setting of TREE_INVARIANT.
17145 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
17146 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
17148 2004-07-23 Diego Novillo <dnovillo@redhat.com>
17150 PR tree-optimization/16688
17151 PR tree-optimization/16689
17152 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
17153 unnecessary initialization of 'tag'.
17154 (get_tmt_for): Check that the new type tag has the same alias
17155 set as the pointed-to type.
17156 (group_aliases): Only regular variables need to be removed
17157 from the alias set of a name tag.
17158 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
17159 propagation if the two types are not compatible.
17160 (merge_alias_info): Rename from replace_ssa_names_ann.
17162 (replace_exp_1): If both arguments are SSA_NAMEs, check that
17163 the propagation can be done.
17164 Only call merge_alias_info on pointers.
17165 (propagate_value): Likewise.
17166 * tree-ssa-copyrename.c: Include langhooks.h.
17167 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
17169 Do not coalesce variables with incompatible types.
17170 (rename_ssa_copies): Call replace_ssa_name_symbol.
17171 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
17172 the same type as the underlying _DECL.
17173 * tree-ssanames.c (replace_ssa_name_symbol): New function.
17174 * tree.h (replace_ssa_name_symbol): Declare.
17176 2004-07-23 Richard Henderson <rth@redhat.com>
17179 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
17180 unshare it properly.
17181 (gimplify_modify_expr_rhs): Push assignment from a conditional into
17182 the conditional for all non-register types.
17184 2004-07-23 Richard Henderson <rth@redhat.com>
17186 * expr.c (expand_expr_real_1): Don't handle non-local variables.
17187 * expr.h (fix_lexical_addr): Remove.
17188 * function.c (NEED_SEPARATE_AP): Remove.
17189 (fix_lexical_addr): Remove.
17190 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
17191 not null decl_function_context.
17192 (create_alias_vars): Likewise.
17193 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
17194 (simple_goto_p): Likewise.
17195 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
17196 * tree-ssa-ccp.c (get_default_value): Likewise.
17197 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17198 * tree.c (needs_to_live_in_memory): Likewise.
17199 * tree-flow-inline.h (may_be_aliased): Move...
17200 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
17201 when TREE_STATIC variables may be addressable.
17203 2004-07-24 Jakub Jelinek <jakub@redhat.com>
17205 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
17207 2004-07-23 Zack Weinberg <zack@codesourcery.com>
17209 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
17210 bitmap contents if GENERATOR_FILE is defined.
17211 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
17212 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
17214 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
17216 * c-decl.c (start_function): Form composite type of function types
17217 rather than copying type from previous prototype declaration.
17219 2004-07-23 Janis Johnson <janis187@us.ibm.com>
17221 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
17222 the const qualifier for the second argument in the C++ functions.
17224 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
17225 specific pointer types.
17227 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
17228 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
17229 for vector bool and/or vector pixel, add C++ and C missing support.
17230 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
17231 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
17232 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
17233 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
17234 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
17235 missing C++ and C support for vector bool and/or vector pixel.
17236 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
17237 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
17238 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
17239 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
17240 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
17241 C++ and C types used for vector bool and/or vector pixel.
17242 (vec_st, vec_stl): Add C++ support for vector pixel.
17243 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
17244 (vec_all_ne): Add C++ support for vector pixel.
17246 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
17247 (vec_vmulesb): Add missing C++ function.
17248 (vec_perm): Fix type of third argument in C++ function.
17249 (vec_vsum4shs): Fix C++ function name.
17250 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
17251 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
17252 argument passed to the error handler in C macro.
17253 (vec_nmsub): Remove extra parens around argument names in C macro.
17254 (vec_packpx): Add missing parens in C macro.
17256 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
17258 * machmode.def: Remove vector modes.
17259 * config/alpha/alpha-modes.def: Add supported vector modes.
17260 * config/arm/arm-modes.def: Likewise.
17261 * config/frv/frv-modes.def: Likewise.
17262 * config/i386/i386-modes.def: Likewise.
17263 * config/rs6000/rs6000-modes.def: Likewise.
17264 * config/sh/sh-modes.def: Likewise.
17266 2004-07-23 Matthias Klose <doko@debian.org>
17268 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
17269 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
17270 * config.h: Regenerate.
17271 * configure: Likewise.
17273 2004-07-22 Mark Mitchell <mark@codesourcery.com>
17275 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
17276 generated SYMBOL_REFs for labels.
17277 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
17279 (machopic_stub_name): Remove.
17280 (machopic_indirection_name): New function.
17281 (machopic_mcount_stub_name): Likewise.
17282 (machopic_classify_name): Remove.
17283 (machopic_function_base_sym): New function.
17284 (machpoic_classify_symbol): Likewise.
17285 (machopic_classify_ident): Remove.
17286 (machopic_define_ident): Likewise.
17287 (machopic_define_name): Likewise.
17288 (machopic_name_defined_p): Likewise.
17289 (machopic_ident_defined_p): Likewise.
17290 (darwin_strip_name_encoding): Likewise.
17291 (machopic_define_symbol): New function.
17292 * config/darwin.c (hashtab.h): Include.
17293 (machopic_defined_list): Remove.
17294 (machopic_classify_ident): Likewise.
17295 (machopic_classify_name): Likewise.
17296 (machopic_ident_defined_p): Likewise.
17297 (machopic_define_ident): Likewise.
17298 (machopic_define_name): Likewise.
17299 (machopic_symbol_defined_p): New function.
17300 (machopic_classify_symbol): Likewise.
17301 (machopic_data_defined_p): Use machopic_classify_symbol.
17302 (machopic_define_symbol): New function.
17303 (machopic_function_base_sym): New function.
17304 (machopic_non_lazy_pointers): Remove.
17305 (machopic_non_lazy_ptr_name): Likewise.
17306 (machopic_stubs): Likewise.
17307 (machopic_stub_name): Likewise.
17308 (NON_LAZY_POINTER_SUFFIX): New macro.
17309 (STUB_SUFFIX): Likewise.
17310 (machopic_indirection): New structure.
17311 (machopic_indirections): New variable.
17312 (machopic_indirection_hash): New function.
17313 (machopic_indirection_eq): Likewise.
17314 (machopic_indirection_name): Likewise.
17315 (machopic_mcount_stub_name): New function.
17316 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
17318 (machopic_indirect_data_reference): Rework to use new functions.
17319 (machopic_indirect_call_target): Likewise.
17320 (machopic_legitimize_pic_address): Likewise.
17321 (machopic_output_indirection): New function.
17322 (machopic_finish): Use it.
17323 (machopic_operand_p): Rework to use new functions.
17324 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
17325 (darwin_strip_name_encoding): Remove.
17326 (update_non_lazy_ptrs): Remove.
17327 (update_stubs): Likewise.
17328 (darwin_non_lazy_pcrel): Use new functions.
17329 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
17330 (ASM_OUTPUT_LABELREF): Likewise.
17331 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
17332 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
17333 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
17334 (TARGET_STRIP_NAME_ENCODING): Do not use
17335 darwin_strip_name_encoding.
17336 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
17337 darwin_strip_name_encoding.
17338 * config/i386/darwin.h (FUNCTION_PROFILER): Use
17339 machopic_mcount_stub_name.
17340 * config/i386/i386.c (x86_output_mi_thunk): Use
17341 machopic_indirection_name, not machopic_stub_name.
17342 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
17343 machopic_function_base_sym.
17344 (print_operand): Use machopic_classify_symbol.
17345 (rs6000_emit_prologue): Use machopic_function_base_sym.
17346 (output_profile_hook): Do not use machopic_stub_name.
17347 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
17349 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17352 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
17355 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17357 * doc/implement-c.texi: New file.
17358 * doc/extend.texi (C Implementation): Move to there.
17359 * doc/gcc.texi: Include implement-c.texi.
17360 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
17362 2004-07-22 Jason Merrill <jason@redhat.com>
17364 * integrate.c (copy_decl_for_inlining): Remove invisible reference
17366 * tree-inline.c (setup_one_parameter): Likewise.
17368 2004-07-22 Brian Booth <bbooth@redhat.com>
17370 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
17371 (substitute_and_fold): Propigate into VUSE operands when possible.
17372 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
17373 (cp_lattice_meet): Handle merging of latticevalues when
17374 UNKNOWN_VAL is present.
17375 (visit_stmt): Visit assignments with V_MUST_DEFs.
17376 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
17377 (ccp_fold): Deal with RHS' that are constant and virtual.
17378 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
17379 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
17380 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
17381 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
17382 computing immediate uses.
17383 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
17385 (replace_vuse_in): New function.
17386 (likely_value): Add check of vuse operands.
17387 (get_default_value): Set the default value of virtually defined
17388 variables to UKNOWN_VAL instead of VARYING.
17390 2004-07-22 Richard Henderson <rth@redhat.com>
17392 * expr.c (emit_push_insn): Don't use set_mem_attributes.
17394 2004-07-22 Richard Henderson <rth@redhat.com>
17396 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
17397 variables due to conditional compilation.
17399 2004-07-22 Diego Novillo <dnovillo@redhat.com>
17401 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
17402 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
17403 Release SSA names that have been re-renamed.
17404 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
17406 * tree-ssa-alias.c (init_alias_info): If aliases have been
17407 computed before, clear existing alias information.
17408 (create_name_tags): Do no fixup PT_ANYTHING pointers.
17409 If the new name tag for a pointer is different than the one it
17410 had before, mark the old tag for renaming.
17411 (replace_may_alias): New function.
17412 (group_aliases): Call it.
17413 (setup_pointers_and_addressables): Always call get_tmt_for.
17414 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
17416 (set_pt_anything): New local function.
17417 (set_pt_malloc): New local function.
17418 (merge_pointed_to_info): Don't merge pointed-to variables from
17419 the original pointer if the destination is pointing to an
17421 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
17422 (add_pointed_to_var): Do not add a variable to the points-to
17423 set if the pointer is already pointing to anywhere.
17424 (collect_points_to_info_r): If the defining statement is a PHI
17425 node, only merge pointed-to information if the argument has
17426 already been visited.
17427 (get_tmt_for): Only create a new tag if the pointer didn't
17429 (dump_alias_info): Emit more information.
17430 (dump_points_to_info_for): Likewise.
17431 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
17432 try to get the annotation of an SSA_NAME.
17433 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
17434 alias sets when checking is enabled.
17435 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
17436 (eliminate): Mark basic blocks that will need
17437 EH information cleaned up.
17438 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
17440 Initialize need_eh_cleanup.
17441 (fini_pre): Call tree_purge_all_dead_eh_edges and
17442 cleanup_tree_cfg if needed.
17443 Free need_eh_cleanup.
17444 * tree-ssa.c (verify_ssa_name): New function.
17445 (verify_def): Call it.
17446 Re-arrange to avoid printing too many error messages.
17447 (verify_use): Likewise.
17448 (verify_phi_args): Likewise.
17449 (verify_flow_insensitive_alias_info): New function.
17450 (verify_flow_sensitive_alias_info): New function.
17451 (verify_alias_info): New function.
17452 (verify_ssa): Call verify_alias_info.
17453 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
17455 Re-arrange to avoid printing too many error messages.
17456 * tree-ssanames.c (make_ssa_name): Clear
17457 SSA_NAME_IN_FREE_LIST.
17458 (release_ssa_name): Never release a default definition.
17459 (release_defs): New function.
17460 * tree.h: Declare it.
17461 * tree-ssa-dce.c (remove_dead_stmt): Call it.
17463 2004-07-22 Diego Novillo <dnovillo@redhat.com>
17465 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
17466 If true, do a depth-first search. Do a breadht-first search,
17468 (walk_use_def_chains): Add new argument IS_DFS.
17470 * tree-flow.h (walk_use_def_chains): Update prototype.
17472 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
17474 * config/cris/cris.md: Tweak formatting.
17475 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
17476 (mover2side, moverside, movemside, movei, op3, andu): Replace
17477 live define_peephole:s with define_peephole2 near-equivalents.
17479 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
17481 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
17482 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
17483 "*mov_sidesi_mem" respectively.
17485 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
17487 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
17488 (gimplify_build1): Move from tree-complex.c do_unop.
17489 (gimplify_build2): Move from tree-complex.c do_binop.
17490 (gimplify_build3): New.
17491 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
17492 Adjust throughout to call the functions above.
17493 * tree-flow.h: Declare the functions above.
17494 * tree-nested.c (gimplify_val): Rename to...
17495 (tsi_gimplify_val): ... this.
17497 * Makefile.in (tree_complex.o): Update dependencies.
17498 (stor-layout.o): Depend on regs.h.
17499 * c-common.c (handle_vector_size_attribute): Update for
17500 vector types without corresponding vector modes.
17501 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
17502 a corresponding vector mode is not available.
17503 * print-tree.c (print_node): Print nunits for vector types
17504 * regclass.c (have_regs_of_mode): New.
17505 (init_reg_sets_1): Initialize it and use it instead
17506 of allocatable_regs_of_mode.
17507 * regs.h (have_regs_of_mode): Declare it.
17508 * stor-layout.c (layout_type): Pick a mode for vector types.
17509 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
17510 build_replicated_const, do_unop, do_binop, do_plus_minus,
17511 do_negate, expand_vector_piecewise, expand_vector_parallel,
17512 expand_vector_addition, expand_vector_operations_1,
17513 expand_vector_operations, tree_lower_operations,
17514 pass_lower_vector_ssa, pass_pre_expand): New.
17515 (expand_complex_operations, pass_lower_complex): Remove.
17516 * tree-optimize.c (init_tree_optimization_passes): Adjust
17517 pass ordering for changes in tree-complex.c.
17518 * tree-pass.h: Declare new passes.
17519 * tree.c (finish_vector_type): Remove.
17520 (make_vector_type): New.
17521 (build_vector_type_for_mode, build_vector_type): Rewritten.
17522 * tree.def (VECTOR_TYPE): Document where the number of
17523 subparts is stored.
17524 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
17525 (make_vector): Remove declaration.
17527 2004-07-21 Richard Henderson <rth@redhat.com>
17529 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
17530 TREE_THIS_VOLATILE, may_aliases, or optimization level.
17531 (remove_useless_vars): Dump debugging info.
17532 (expand_used_vars): Move ...
17533 * cfgexpand.c (expand_used_vars): ... here. Make static.
17534 * tree-flow-inline.h (set_is_used): New.
17535 (set_default_def): Use get_var_ann.
17536 * tree-flow.h: Update decls.
17537 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
17538 (create_ssa_var_map): Use it.
17539 * tree-ssa.c (set_is_used): Remove.
17541 2004-07-22 Ben Elliston <bje@au.ibm.com>
17543 * gdbinit.in: Set a breakpoint on internal_error.
17545 2004-07-21 Richard Henderson <rth@redhat.com>
17547 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
17548 to create a new basic block.
17550 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17553 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
17554 return type on function definitions. Move other warnings for
17555 qualified return type to -Wreturn-type. Do not condition any such
17556 warnings on -pedantic. Update comments.
17557 (start_function): Only copy function type from previous prototype
17558 declaration if return types are compatible.
17559 * c-typeck.c (function_types_compatible_p): Don't condition
17560 warning for incompatibility of volatile qualifiers on the return
17561 type on -pedantic. Update comment.
17562 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
17564 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17566 * c-typeck.c (set_init_index): Require designator to be of integer
17569 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17572 * c-parse.in (init): Change to exprtype.
17573 (primary): Set original_code for STRING to STRING_CST.
17574 Call maybe_warn_string_init for compound literals.
17575 (initdcl, notype_initdcl): Call maybe_warn_string_init.
17577 * c-tree.h (maybe_warn_string_init): New.
17578 (pop_init_level, process_init_element): Use struct c_expr.
17579 (struct c_expr): Update comment.
17580 * c-typeck.c (maybe_warn_string_init): New function.
17581 (digest_init): Call it. Additional parameter strict_string. All
17583 (output_init_element): Likewise.
17584 (struct constructor_stack): Use struct c_expr for
17586 (really_start_incremental_init, push_init_level): Update.
17587 (pop_init_level): Update. Return struct c_expr.
17588 (process_init_level): Update. Take struct c_expr argument.
17590 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
17592 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
17595 2004-07-21 Eric Christopher <echristo@redhat.com>
17597 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
17599 * c-decl.c (pop_scope): Ditto.
17600 * calls.c (expand_call): Remove call to current_nesting_level,
17601 update comment accordingly. Remove calls to expand_start_target_temps
17602 and expand_end_target_temps.
17603 * cfgexpand.c (construct_init_block): Remove call to
17604 expand_start_bindings_and_block.
17605 (construct_exit_block): Remove call to expand_end_bindings.
17606 * expr.c (safe_from_p): Remove BIND_EXPR handling.
17607 (expand_expr_real_1): Ditto. Fix formatting.
17608 (expand_vars): Delete.
17609 * stmt.c (POPSTACK): Remove block_stack.
17610 (stmt_status): Remove x_block_stack.
17611 (block_stack): Delete.
17612 (expand_start_bindings_and_block): Ditto.
17613 (expand_start_target_temps): Ditto.
17614 (expand_end_target_temps): Ditto.
17615 (current_nesting_level): Ditto.
17616 (warn_about_unused_variables): Ditto.
17617 (expand_end_bindings): Ditto.
17618 * tree.h: Remove declarations for above.
17620 2004-07-21 Steven Bosscher <stevenb@suse.de>
17622 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
17623 * rtl.c (note_insn_name): Likewise.
17624 * print-rtl.c (print_rtx): Don't print it.
17625 * cfgrtl.h (can_delete_note_p): Don't handle it.
17626 (rtl_delete_block): Likewise.
17627 * passes.c (rest_of_handle_guess_branch_prob): Remove.
17628 (rest_of_compilation): Don't call it.
17629 * predict.c (process_note_predictions, process_note_prediction,
17630 note_prediction_to_br_prob): Remove.
17631 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
17632 * stmt.c (return_prediction): Remove.
17633 (expand_value_return): Don't call it. Don't add prediction
17634 notes for return statements.
17636 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
17638 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
17641 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
17643 * c-common.c (vector_types_convertible_p): Use vector types'
17644 TYPE_SIZE and TREE_TYPE instead of their mode.
17645 * convert.c (convert_to_integer): Likewise.
17646 (convert_to_vector): Likewise.
17647 * fold-const.c (fold_convert): Likewise.
17648 * varasm.c (output_constant): Likewise.
17649 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
17650 Allow a VECTOR_TYPE initializer to be made of several vectors.
17651 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
17652 of cleared and need_to_clear, and use fold_convert.
17653 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
17656 2004-07-20 Richard Henderson <rth@redhat.com>
17658 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
17659 (expand_gimple_basic_block): out from here. Renamed from expand_block.
17661 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
17663 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
17664 enormous cost if not TARGET_HARD_MUL.
17666 2004-07-20 Andrew Pinski <apinski@apple.com>
17669 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
17672 2004-07-21 Paul brook <paul@codesourcery.com>
17674 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
17676 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17678 * fold-const.c (operand_equal_p): Temporarily support NULL args.
17679 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
17680 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
17682 2004-07-20 Zack Weinberg <zack@codesourcery.com>
17684 * rtl.h (plus_constant): Delete.
17685 (plus_constant_wide): Rename to plus_constant.
17686 (plus_constant_for_output_wide): Delete vestigial prototype.
17687 (GEN_INT): Remove unnecessary cast.
17688 * tree.h (build_int_2, size_int_type): Delete.
17689 (build_int_2_wide): Rename to build_int_2.
17690 (size_int_wide): Rename to size_int_kind.
17691 (size_int_type_wide): Rename to size_int_type.
17692 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
17693 Remove unnecessary cast.
17694 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
17695 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
17696 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
17697 (size_int_type_wide): Rename size_int_type.
17698 (int_const_binop): Use size_int_type.
17699 * c-lex.c (interpret_integer): Use build_int_2.
17700 * final.c (split_double): Remove unnecessary casts.
17701 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
17703 2004-07-20 Richard Henderson <rth@redhat.com>
17705 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
17706 (gimplify_compound_lval): Use is_gimple_tmp_reg.
17707 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
17708 (is_gimple_tmp_reg): New.
17709 * tree-gimple.h (is_gimple_tmp_reg): Declare.
17711 2004-07-20 Richard Henderson <rth@redhat.com>
17713 * tree-pretty-print.c (dump_generic_node): Dump
17714 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
17716 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
17718 * tree-mudflap.c (mf_set_options_fndecl): New tree.
17719 (mudflap_init): Set it.
17720 (mudflap_register_call): Remove __mf_init call.
17721 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
17722 to pass "-ignore-reads" option to libmudflap if needed.
17724 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
17727 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
17728 (MAKE_DECL_ONE_ONLY): Undefine.
17729 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
17730 readonly_data, one_only_data_section, forget_section): New prototypes.
17731 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
17733 (pa_select_section): Add one-only (COMDAT) support.
17734 * pa.h (struct machine_function): Define.
17735 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
17736 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
17737 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
17738 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
17739 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
17740 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
17741 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
17742 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
17743 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
17744 for EXTRA_SECTION_FUNCTIONS.
17745 * doc/install.texi: Update binutils requirements.
17747 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
17749 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
17750 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
17751 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
17753 (struct VEC): Use unsigned for num and alloc.
17754 * vec.c (struct vec_prefix): Likewise.
17755 (vec_o_reserve): Adjust.
17757 * dbxout.c (dbxout_type): Fix printf format.
17759 * tree.h (binfo_member): Remove.
17760 * tree.c (binfo_member): Remove.
17762 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
17764 * tree.h: Include vec.h
17765 (DEF_VEC_P(tree)): New type.
17766 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
17767 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
17768 (BINFO_LANG_SLOT): Remove.
17769 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
17770 (struct tree_binfo): Turn base_binfos into a trailing
17771 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
17772 (binfo_lang_slots): Remove.
17773 * tree.c (binfo_lang_slots): Remove.
17774 (make_tree_binfo_stat): Take a base binfo count, not a
17775 lang slot count. Adjust.
17776 * Makefile.in (TREE_H): Add vec.h
17777 * alias.c (record_component_aliases): Adjust BINFO access.
17778 * dbxout.c (dbxout_type): Likewise.
17779 * dwarf2out.c (gen_member_die): Likewise.
17780 * sdbout.c (sdbout_one_type): Likewise.
17781 * tree-dump.c (deque_and_dump): Likewise.
17782 * config/i386/i386.c (classify_argument,
17783 contains_128bit_aligned_vector_p): Likewise.
17784 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
17785 * doc/c-tree.texi (Classes): Update BINFO documentation.
17787 2004-07-20 Steven Bosscher <stevenb@suse.de>
17789 * c-common.h (check_case_value): Remove prototype.
17790 (c_add_case_label): Adjust prototype.
17791 * c-common.c (check_case_value): Make static.
17792 (check_case_bounds): New function.
17793 (c_add_case_label): Use it. Take new argument orig_type.
17794 * c-typeck.c (struct c_switch): New orig_type field.
17795 (c_start_case): Set it.
17796 (do_case): Pass it to c_add_case_label.
17797 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
17798 cases from here. Add the labels in reverse order.
17799 * stmt.c (struct case_node): Adjust comment. Remove balance field.
17800 (add_case_node): Return nothing, don't check for duplicate cases.
17801 Insert new case nodes in a list, not in an AVL tree.
17802 (expand_end_case_type): Don't turn a case tree into a case list.
17803 (case_tree2list): Remove.
17804 * tree.h (add_case_node): Adjust prototype.
17806 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
17808 * genattr.c (struct range, struct function_unit,
17809 write_units, extend_range, init_range): Remove them.
17810 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
17811 Output "#define INSN_SCHEDULING" here.
17812 * genattrtab.c (struct range, struct function_unit_op,
17813 struct function_unit, struct dimension, enum operator,
17814 operate_exp, expand_units, simplify_knowing,
17815 encode_units_mask, simplify_by_exploding,
17816 find_and_mark_used_attributes, unmark_used_attributes,
17817 add_values_to_cover, increment_current_value,
17818 test_for_current_value, simplify_with_current_value,
17819 simplify_with_current_value_aux, gen_unit,
17820 write_unit_name, write_function_unit_info,
17821 write_complex_function, write_toplevel_expr,
17822 find_single_value, extend_range): Remove.
17823 (write_attr_get): Do not handle common_av->value
17825 (struct attr_desc): Remove func_units_p and blockage_p.
17826 (write_attr_valueq): Do not handle them.
17827 (find_attr): Do not clear them.
17828 (make_internal_attr): Do not initialize them.
17829 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
17830 * sched-vis.c (init_target_units, insn_print_units,
17831 init_block_visualization, print_block_visualization,
17832 visualize_scheduled_insns, visualize_no_unit,
17833 visualize_stall_cycles, visualize_alloc,
17834 visualize_free, target_units, get_visual_tbl_length,
17835 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
17836 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
17837 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
17838 * haifa-sched.c (blockage_range, clear_units,
17839 schedule_unit, actual_hazard, potential_hazard,
17840 insn_unit, unit_last_insn, unit_tick,
17841 actual_hazard_this_instance, potential_hazard,
17842 schedule_unit, max_insn_queue_index_value): Remove.
17843 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
17844 max_insn_queue_index.
17845 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
17846 * doc/md.texi (Processor pipeline description): Remove
17847 references to old pipeline descriptions.
17848 (Automaton pipeline description): Merge with the above.
17849 (Old pipeline description, Comparison of the two descriptions):
17852 * bt-load.c (migrate_btr_def): Remove references to
17853 use_pipeline_interface.
17854 * haifa-sched.c (insn_cost, schedule_insn,
17855 schedule_block, advance_one_cycle, sched_init,
17856 queue_to_ready, sched_finish): Likewise.
17857 * modulo-sched.c (sms_schedule, advance_one_cycle,
17858 ps_has_conflicts): Likewise.
17859 * sched-rgn.c (init_ready): Likewise.
17860 (debug_dependencies): Likewise, and remove an "if (1)".
17861 * target.h (use_dfa_pipeline_interface): Remove.
17862 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17863 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17864 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17865 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17866 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17867 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17868 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17869 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17870 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17871 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17872 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17873 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17874 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17875 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17876 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17877 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17878 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17879 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17880 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
17882 2004-07-19 Roger Sayle <roger@eyesopen.com>
17884 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
17886 2004-07-19 Jeff Law <law@redhat.com>
17888 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
17889 (get_eq_expr_value): Use it. Simplify slightly.
17891 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
17893 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
17894 (umulsidi3_32bit_r4000): Likewise.
17896 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
17898 * vec.h: Propagate location information properly.
17899 (VEC_T_iterate): Add result pointer parameter.
17900 (VEC_T_space): New.
17901 (VEC_T_reserve): Use it.
17903 2004-07-19 Daniel Jacobowitz <dan@debian.org>
17905 * Makefile.in (c-format.o): Depend on c-format.h.
17906 * c-format.h: New file.
17907 (struct format_char_info): Add CHAIN member.
17908 * c-format.c: Move some types and constants to c-format.h.
17909 (format_type_error): Set to -1.
17910 (struct function_format_info): Use an int for format_type.
17911 (decode_format_type): Return an int. Return format_type_error
17913 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
17914 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
17915 (scan_char_table, time_char_table, monetary_char_table): Initialize
17917 (n_format_types): New variable.
17918 (check_format_info_main): Handle CHAIN in format_char_info.
17919 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
17920 TARGET_N_FORMAT_TYPES.
17921 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
17922 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
17923 * config/sol2-c.c: New file.
17924 * config/t-sol2: New file.
17925 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
17926 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
17927 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
17929 * doc/extend.texi (Target Format Checks): New section.
17930 (Function Attributes): Mention it.
17931 * doc/invoke.texi: Mention target format checks.
17932 * doc/sourcebuild.texi: Mention target format checks.
17933 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
17934 TARGET_FORMAT_TYPES.
17936 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
17938 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
17940 * config/s390/s390.c (regclass_map initializer): Register 35 added to
17942 (load_multiple_operation, store_multiple_operation): Removed
17943 pointless sanity check.
17944 (s390_decompose_address): Added check for return_address_pointer_rtx.
17945 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
17946 (s390_return_address_offset): New function.
17947 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
17948 (FRAME_REGNO_P): Added check for register 35.
17949 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
17950 REG_ALLOC_ORDER): Appended entry for register 35.
17951 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
17952 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
17953 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
17954 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
17955 is eliminable using stack pointer or hard frame pointer.
17956 (REGISTER_NAMES): Added name for register 35.
17957 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
17958 pointless sanity check.
17960 2004-07-19 Roger Sayle <roger@eyesopen.com>
17962 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
17963 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
17964 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
17965 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
17966 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
17967 (fold_relational_const): Tidy up handling of floating point
17968 comparisons by calling real_compare. Remove tree_expr_nonzero_p
17969 transformation; fold_relational_const assumes constant operands.
17971 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
17973 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
17976 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
17978 * c-tree.h (struct c_expr): Define.
17979 (C_SET_EXP_ORIGINAL_CODE): Remove.
17980 (parser_build_binary_op, build_compound_expr): Update prototypes.
17981 * c-parse.in (%union): Add exprtype.
17982 (FUNC_NAME): Mark as ttype.
17983 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
17985 (expr): Update. Define directly in terms of expr_no_commas
17986 instead of using nonnull_exprlist.
17987 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
17988 offsetof_member_designator, typespec_nonreserved_nonattr, init,
17989 initval, designator, component_declarator,
17990 component_notype_declarator, enumerator, array_declarator,
17991 condition, exexpr, switch_statement, stmt_nocomp, stmt,
17992 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
17993 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
17995 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
17996 * c-common.c (c_common_truthvalue_conversion): Don't check
17997 C_EXP_ORIGINAL_CODE.
17998 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
17999 Don't use C_EXP_ORIGINAL_CODE.
18000 (default_conversion, default_function_array_conversion): Don't use
18001 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
18002 (internal_build_compound_expr): Merge into build_compound_expr.
18003 (build_compound_expr): Take two operands instead of a TREE_LIST.
18004 * objc/objc-act.c (get_super_receiver): Update calls to
18005 build_compound_expr.
18007 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
18009 * config/sh/sh.c (sh_use_dfa_interface): Remove.
18010 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
18012 * config/sh/sh.md: Extract pipeline descriptions
18013 into separate files.
18014 * config/sh/sh1.md: New file, extracted from sh.md.
18015 * config/sh/sh4.md: New file, extracted from sh.md.
18016 * config/sh/shmedia.md: New file, extracted from sh.md
18017 and rewritten using new-style pipeline description.
18019 2004-07-18 Zack Weinberg <zack@codesourcery.com>
18021 * config/pa/pa.md: Delete the two remaining define_peephole
18024 2004-07-18 Steven Bosscher <stevenb@suse.de>
18025 Joseph S. Myers <jsm@polyomino.org.uk>
18027 * c-common.c (c_common_truthvalue_conversion): Don't warn if
18028 TREE_NO_WARNING is set.
18030 2004-07-18 Roger Sayle <roger@eyesopen.com>
18032 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
18033 simplify_builtin_strncmp): Delete.
18034 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
18035 Change argument to accept an arglist instead of an "exp". Assume
18036 that the return type is always integer_type_node. Copy missing
18037 transformations from their now obsolete simplify_builtin_*
18039 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
18040 fold_builtin_strcmp and fold_builtin_strncmp.
18041 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
18042 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
18043 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
18045 2004-07-18 Daniel Jacobowitz <dan@debian.org>
18047 * Makefile.in (tree-alias-common.o): Update dependencies.
18049 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
18051 * cfgloop.c (flow_loop_nested_p): Fix comment.
18053 2004-07-17 Jason Merrill <jason@redhat.com>
18056 * stor-layout.c (relayout_decl): New fn.
18057 * tree.h: Declare it.
18058 (DECL_BY_REFERENCE): New macro.
18060 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
18062 * libgcc2.c (__enable_execute_stack): New symbol.
18063 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
18064 and declare __enable_execute_stack.
18065 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
18066 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
18067 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18068 ENABLE_EXECUTE_STACK.
18069 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
18070 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18071 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18072 ENABLE_EXECUTE_STACK.
18073 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18074 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
18075 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18076 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18077 ENABLE_EXECUTE_STACK.
18078 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18079 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18080 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18081 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18082 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
18083 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18084 (sparc64_initialize_trampoline): Likewise.
18085 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
18087 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
18089 * langhooks.h (builtin_function): New langhook.
18090 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
18091 (LANG_HOOKS_INITIALIZER): Update.
18092 * tree.h (builtin_function): Remove.
18093 * doc/tm.texi: Update.
18094 * c-tree.h (builtin_function): Declare.
18095 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
18096 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
18097 config/ia64/ia64.c, config/iq2000/iq2000.c,
18098 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
18099 config/stormy16/stormy16.c: All callers of builtin_function
18102 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
18105 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
18106 Remove white space after the backslash.
18108 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18110 PR rtl-optimization/16294
18111 * resource.c (return_insn_p): New predicate.
18112 (mark_target_live_regs): Use it. Special-case return insns.
18113 (init_resource_info): Use it. Don't scan the epilogue past
18116 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18118 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
18119 destroy dominance information.
18120 * passes.c (rest_of_handle_loop2): Free dominance information.
18121 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
18123 (thread_jumps): Update dominance information and remove unreachable
18125 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
18126 information and remove the unreachable block.
18128 2004-07-17 Graham Stott <graham.stott@btinternet.com>
18130 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
18132 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
18134 * doc/sourcebuild.texi: Remove libf2c entry.
18136 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
18138 * config/i386/i386.md (movv16qi_internal): Fix typo.
18140 2004-07-17 Steven Bosscher <stevenb@suse.de>
18142 * final.c (final_scan_insn): Fix broken commit from previous
18145 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
18147 * c-typeck.c (parser_build_binary_op): Condition warnings for
18148 X<=Y<=Z on -Wparentheses instead of -Wextra.
18149 * doc/invoke.texi: Update. Document that most of -Wparentheses is
18150 supported for C only.
18152 2004-07-17 Steven Bosscher <stevenb@suse.de>
18154 * cfgcleanup.c (try_simplify_condjump): Don't remove line
18155 notes to avoid unreachable code warnings.
18156 * toplev.c (backend_init): Don't emit line notes for
18157 unreachable code warnings.
18159 * combine.c (distribute_notes): Don't distribute a
18160 REG_VTABLE_REF note.
18161 * final.c (final_scan_insn): Don't handle it.
18162 * rtl.c (reg_note_name): Remove it.
18163 * rtl.h (enum reg_node): Dito.
18165 * emit-rtl.c (force_line_numbers, restore_line_number_status):
18167 * rtl.h (force_line_numbers, restore_line_number_status):
18170 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
18171 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
18172 (using_eh_for_cleanups): Also moved here.
18174 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
18175 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
18176 to expand_start_case and add_case_node.
18177 * stmt.c (struct nesting): Cleanup unused fields condition_code,
18178 last_unconditional_cleanup, nominal_type, printname, and
18179 line_number_status.
18180 (struct fixup_goto): Remove.
18181 (struct stmt_status): Remove x_goto_fixup_chain field.
18182 (goto_fixup_chain): Remove.
18183 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
18184 pushcase, pushcase_range): Remove.
18185 (expand_start_bindings_and_block): Don't set unused fields in
18187 (expand_start_case, add_case_node): Cleanup unused formal arguments.
18188 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
18189 instead of emit_jump_if_reachable.
18190 (emit_case_nodes): Likewise.
18191 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
18193 (update_eh_label): Work around left-over exception handing regions.
18194 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
18195 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
18196 (pass_cleanup_cfg_post_optimizing): New pass.
18197 (init_tree_optimization_passes): Run the new pass after all
18199 * tree.h (pushcase, pushcase_range): Remove prototypes.
18200 (expand_start_case, add_case_node): Update prototypes.
18202 2004-07-16 Krister Walfridsson <cato@df.lth.se>
18204 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
18206 2004-07-16 Richard Henderson <rth@redhat.com>
18208 * builtins.c (std_expand_builtin_va_arg): Remove.
18209 (expand_builtin_va_arg): Remove.
18210 * expr.h: Don't declare them.
18211 * gimplify.c (mark_decls_volatile_r): Remove.
18212 (copy_if_shared_r): Don't call it.
18213 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
18214 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
18215 * gimple-low.c (lower_stmt): Likewise.
18216 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
18217 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
18218 * tree-ssa-operands.c (get_expr_operands): Likewise.
18219 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
18220 EXPAND_BUILTIN_VA_ARG.
18221 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
18222 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
18223 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
18224 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
18226 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
18228 * tree-ssa-pre.c (insert_aux): Break out if we hit
18231 2004-07-16 Richard Henderson <rth@redhat.com>
18233 * basic-block.h (remove_fake_exit_edges): Declare.
18234 * cfganal.c (remove_fake_predecessors): Rename from
18235 remove_fake_successors; iterate over predecessors.
18236 (remove_fake_exit_edges): New.
18237 * cfgcleanup.c (try_optimize_cfg): Use it.
18238 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
18239 * predict.c (estimate_probability): Likewise.
18240 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
18241 * tree-cfg.c (make_edges): Likewise.
18242 * tree-ssa-pre.c (fini_pre): Likewise.
18243 * profile.c (instrument_edges): Don't remove_fake_edges.
18244 (branch_prob): Do it earlier here.
18246 2004-07-16 Richard Henderson <rth@redhat.com>
18248 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
18249 switchification wrt CONSTRUCTOR. Document the reason.
18251 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
18253 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
18254 that prevented descriptive __mf_check source location strings.
18256 2004-07-16 Richard Henderson <rth@redhat.com>
18258 * tree-def (WITH_SIZE_EXPR): New.
18259 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
18260 * expr.c (expand_expr_real_1): Likewise.
18261 * gimplify.c (maybe_with_size_expr): New.
18262 (gimplify_arg, gimplify_modify_expr): Use it.
18263 (gimplify_modify_expr_to_memcpy): Take size parameter.
18264 (gimplify_modify_expr_to_memset): Likewise.
18265 (gimplify_expr): Handle WITH_SIZE_EXPR.
18266 * tree-alias-common.c (find_func_aliases): Likewise.
18267 * tree-eh.c (tree_could_trap_p): Likewise.
18268 (tree_could_throw_p): Likewise.
18269 * tree-gimple.c (is_gimple_lvalue): Likewise.
18270 (get_call_expr_in): Likewise.
18271 * tree-inline.c (estimate_num_insns_1): Likewise.
18272 (expand_calls_inline): Likewise.
18273 * tree-nested.c (convert_call_expr): Likewise.
18274 * tree-pretty-print.c (dump_generic_node): Likewise.
18275 * tree-sra.c (sra_walk_expr): Likewise.
18276 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
18277 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
18278 * tree-ssa-operands.c (get_expr_operands): Likewise.
18279 * tree-tailcall.c (find_tail_calls): Likewise.
18281 * calls.c (expand_call): Reset old_stack_allocated after
18282 calling emit_stack_restore.
18284 2004-07-16 Richard Henderson <rth@redhat.com>
18286 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
18287 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
18288 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
18289 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
18290 copy_res_decl_for_inlining.
18292 * tree-inline.c (declare_return_variable): New modify_dest argument.
18293 Use it as the return value, when possible or manditory. Handle
18294 TREE_ADDRESSABLE types.
18295 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
18296 replacement of CALL_EXPR.
18298 2004-07-16 Richard Henderson <rth@redhat.com>
18300 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
18301 * gimple-low.c (expand_var_p): Don't check it.
18302 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
18303 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
18304 * tree-ssa-operands.c (add_stmt_operand): Likewise.
18305 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
18306 (find_referenced_vars): Don't call them.
18307 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
18309 2004-07-16 Richard Henderson <rth@redhat.com>
18311 * function.c (pass_by_reference): True for all variable sized types.
18313 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
18315 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
18316 * tree-pretty-print.c: Include tree-chrec.h.
18317 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
18318 and POLYNOMIAL_CHREC nodes.
18320 2004-07-16 Steve Ellcey <sje@cup.hp.com>
18322 * builtins.c (expand_builtin_stpcpy): Do not create temporary
18325 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
18327 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
18329 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
18331 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
18333 * config/s390/s390.c: Likewise.
18334 * config/s390/s390.h: Likewise.
18336 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18338 * config/mips/mips.md (addsi3, adddi3): Remove special handling
18339 of $sp adds. Remove REGNO checks from mips16 patterns.
18341 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18343 * config/mips/mips.md: Delete outdated comment.
18345 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18347 * config/mips/mips.c (get_float_compare_codes): Delete.
18348 (mips_emit_compare): New function, mostly extracted from
18349 get_float_compare_codes and gen_conditional_branch.
18350 (gen_conditional_branch, gen_conditional_move): Use it.
18352 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
18354 * genautomata.c (add_vect): Speedup by using integers as
18355 bit-vectors for walking through the comb_vect and finding
18358 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18360 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
18361 operand is an uns_arith_operand; use subtraction otherwise.
18362 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
18363 not just arith_operands.
18365 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18367 * config/mips/mips-protos.h (gen_int_relational): Delete.
18368 (mips_emit_scc): Declare.
18369 * config/mips/mips.c (internal_test): Delete.
18370 (sle_operand, sleu_operand): New functions.
18371 (map_test_to_internal_test, gen_int_relational): Delete.
18372 (mips_emit_binary, mips_relational_operand_ok_p)
18373 (mips_emit_int_relational, mips_zero_if_equal)
18374 (mips_emit_scc): New functions.
18375 (gen_conditional_branch): Rework to use mips_emit_int_relational.
18376 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
18378 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
18379 (sltu, sleu): Use mips_emit_scc.
18380 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
18381 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
18382 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
18384 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18386 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
18388 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18390 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
18391 (*sne_[sd]i): Likewise sne_[sd]i_zero.
18392 (*sgt_[sd]i): ...and sgt_[sd]i.
18393 (*slt_[sd]i): ...and slt_[sd]i.
18394 (*sgtu_[sd]i): ...and sgtu_[sd]i.
18395 (*sltu_[sd]i): ...and sltu_[sd]i.
18396 (*sleu_[sd]i): ...and sleu_[sd]i_const.
18397 Name previously unnamed mips16 patterns. Formatting fixes.
18399 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18401 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
18402 (branch_type): Delete.
18403 (gen_conditional_branch, gen_conditional_move)
18404 (mips_gen_conditional_trap): Update after name change. Get the
18405 comparison mode from cmp_operands[0].
18406 * config/mips/mips.h (cmp_type, branch_type): Delete.
18407 (cmp_operands): Renamed from branch_cmp.
18408 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
18409 name change. Don't set branch_type.
18410 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
18411 mode class of cmp_operands[0] rather than branch_type. Update after
18414 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18416 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
18417 of 0...255 to 0 when inside a SET.
18419 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18421 * config/mips/mips.md: Remove mips16 define_peepholes.
18423 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
18425 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
18426 (fini_pre): Remove fake edges.
18428 2004-07-15 Richard Henderson <rth@redhat.com>
18430 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
18431 (get_indirect_ref_operands, get_call_expr_operands): ... these.
18433 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
18435 * vec.h (VEC_address): New function.
18437 2004-07-14 Jason Merrill <jason@redhat.com>
18439 PR middle-end/15885
18440 * gimplify.c (gimplify_arg): New fn, split out from...
18441 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
18443 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
18445 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
18446 generate code which is generated by pushqi1 now
18447 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
18449 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
18451 * combine.c (simplify_set): match the mode of the constant 0 with
18452 the tested operand to match the compare behaviour and the
18453 simplify_relational_operation() expectation.
18455 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
18457 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
18458 ("bordered"): Same.
18460 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
18462 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
18464 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
18466 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
18468 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
18469 calls in mips16 code.
18471 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
18473 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
18474 the destination of the li as well as for the neg.
18476 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
18479 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
18480 * cgraph.h: Update declaration.
18481 * c-decl.c (build_cdtor): Update call with default priority.
18482 * coverage.c (create_coverage): Ditto.
18483 * tree-mudflap.c (mf_init_fndecl): New tree.
18484 (mudflap_init): Set it.
18485 (mudflap_register_call): Arrange to call __mf_init before the first
18486 __mf_register call.
18487 (mudflap_finish_file): Mark the mudflap static initializer as extra
18488 high priority, to beat all C++ static constructors.
18490 2004-07-15 Jeff Law <law@redhat.com>
18492 * loop.c (check_insn_for_givs): Restore check for code labels that was
18493 accidentally deleted by a recent checkin.
18495 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
18497 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
18498 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
18500 2004-07-14 Richard Henderson <rth@redhat.com>
18502 * print-tree.c (print_node): Fix casts last change.
18504 2004-07-15 Paul Brook <paul@codesourcery.com>
18506 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
18507 to TARGET_UNWIND_INFO.
18508 * except.c (output_function_exception_table): Ditto.
18510 * opts.c (decode_options): Ditto.
18511 * passes.c (rest_of_handle_final): Ditto.
18512 * final.c (final_start_function): Ditto.
18513 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
18515 * targhooks.h (default_unwind_emit): Declare.
18516 * targhooks.c (default_unwind_emit): New function.
18517 * target-def.h: Define and use TARGET_UNWIND_EMIT.
18518 * target.h (struct gcc_target): Add unwind_emit.
18519 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
18520 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
18521 Remove IA64_UNWIND_EMIT.
18522 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
18524 2004-07-14 Richard Henderson <rth@redhat.com>
18526 * print-tree.c (print_node): Handle SSA_NAME.
18528 2004-07-14 James E Wilson <wilson@specifixinc.com>
18531 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
18532 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
18534 2004-07-15 Jakub Jelinek <jakub@redhat.com>
18536 * expr.c (expand_assignment): Reenable bitfield += optimizations.
18537 Use alias set 0 for memory, do proper mode calculations and adjust
18538 address for memories.
18540 2004-07-14 Per Bothner <per@bothner.com>
18542 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
18543 structure with extra column field.
18544 * tree.c (expand_location): Also fill in column field.
18545 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
18546 gets confused by the two conditionally-compiled definitions.
18548 2004-07-14 Eric Christopher <echristo@redhat.com>
18550 * calls.c (expand_call): Fix typo in comment.
18552 2004-07-14 Steve Ellcey <sje@cup.hp.com>
18554 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
18555 comparision of TFmode.
18557 2004-07-14 Richard Henderson <rth@redhat.com>
18559 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
18560 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
18561 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
18562 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18563 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
18564 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
18565 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18566 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
18567 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
18569 2004-07-14 Mike Stump <mrs@apple.com>
18571 * config/darwin.h (WINT_TYPE): Define to be int to match
18572 system header files.
18574 2004-07-14 Bob Wilson <bob.wilson@acm.org>
18576 * config/xtensa/xtensa.c (function_arg_advance): Check for args
18577 that must be passed in the stack.
18578 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
18579 arguments if the size is not a constant.
18581 2004-07-14 Per Bothner <per@bothner.com>
18583 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
18584 instead of EXPR_LOCUS in a boolean context, which is always true
18585 if --enable-mapped-location.
18586 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
18588 2004-07-14 Richard Henderson <rth@redhat.com>
18590 * dominance.c (struct dom_info): Add fake_exit_edge.
18591 (init_dom_info): Allocate it.
18592 (free_dom_info): Free it.
18593 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
18595 (calc_idoms): Honor fake_exit_edge.
18597 2004-07-13 Jason Merrill <jason@redhat.com>
18599 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
18600 (rhs_test_for): New fn.
18601 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
18602 * tree-gimple.h: Declare them.
18603 * gimplify.c (gimplify_modify_expr): Use the new fns.
18605 2004-07-14 Richard Henderson <rth@redhat.com>
18607 * config/arm/arm-protos.h (arm_va_arg): Remove.
18608 * config/arm/arm.c (arm_va_arg): Remove.
18609 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
18610 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
18612 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18614 * pa.c (fix_range): New function to mark a range(s) of registers as
18616 (override_options): Call fix_range if the -mfixed-range option string
18618 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
18619 * doc/invoke.texi (-mfixed-range): Document new option.
18621 2004-07-14 David Edelsohn <edelsohn@gnu.org>
18623 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
18625 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
18627 2004-07-14 Roger Sayle <roger@eyesopen.com>
18629 * expmed.c (expand_sdiv_pow2): New function to expand signed division
18630 by a positive power of two, split out from expand_divmod. Provide
18631 an alternate implementation when shifts are expensive. Lower the
18632 threshold for using a branchless implementation to BRANCH_COST >= 2.
18633 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
18635 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18637 * tree-dfa.c (make_rename_temp): *Really* work just
18638 like create_tmp_var if called while outside SSA form.
18640 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
18642 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
18643 for division by zero.
18644 ("umodsi3"): Likewise.
18646 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
18648 * config/mips/mips.c (mips_output_move): When generating mips16 code,
18649 force loads of negative constants to be split.
18650 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
18651 Generalize SImode li/neg splitter to cope with other modes.
18653 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18655 * expmed.c: Remove more references to QUEUED in the comments.
18656 * expr.c: Likewise.
18658 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
18661 2004-07-13 Richard Henderson <rth@redhat.com>
18662 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
18665 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18667 * tree-dfa.c (make_rename_temp): Work just like
18668 create_tmp_var if called while outside SSA form.
18670 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
18672 * expr.c (enqueue_insn, finish_expr_for_function,
18673 protect_from_queue, queued_subexp_p, mark_queue,
18674 emit_insns_enqueued_after_mark, emit_queue,
18675 expand_increment): Remove.
18676 (store_constructor): Expand increment as an assignment.
18677 (expand_expr_real_1 <case PREINCREMENT_EXPR,
18678 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
18679 case POSTDECREMENT_EXPR>): Abort.
18680 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
18681 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
18682 protect_from_queue, emit_queue, queued_subexp_p): Remove.
18683 * function.h (pending_chain, x_pending_chain): Remove.
18684 * rtl.def (QUEUED): Remove.
18686 * emit-rtl.c (copy_insn_1, copy_most_rtx,
18687 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
18688 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
18689 encode_units_mask): Likewise.
18690 * local-alloc.c (equiv_init_varies_p): Likewise.
18691 * rtl.c (copy_rtx): Likewise.
18692 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
18693 * simplify-rtx.c (simplify_gen_subreg): Likewise.
18694 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
18696 * builtins.c (expand_builtin, expand_builtin_apply,
18697 expand_builtin_mathfn, expand_builtin_mathfn_2,
18698 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
18699 Remove calls to emit_queue and protect_from_queue.
18700 * calls.c (expand_call, precompute_arguments,
18701 precompute_register_parameters, rtx_for_function_call,
18702 store_one_arg): Likewise.
18703 * dojump.c (do_compare_and_jump, do_jump): Likewise.
18704 * explow.c (memory_address): Likewise.
18705 * expmed.c (clear_by_pieces_1, clear_storage,
18706 clear_storage_via_libcall, emit_group_load,
18707 emit_group_store, emit_store_flag,
18708 expand_expr_real_1, store_by_pieces,
18709 store_constructor, store_expr, try_casesi,
18710 try_tablejump): Likewise.
18711 * function.c (expand_pending_sizes): Likewise.
18712 * optabs.c (emit_cmp_and_jump_insns,
18713 emit_conditional_add, emit_conditional_move,
18714 expand_fix, expand_float, prepare_cmp_insn): Likewise.
18715 * stmt.c (emit_case_bit_tests,
18716 expand_asm_expr, expand_computed_goto,
18717 expand_decl_init, expand_end_case_type,
18718 expand_end_stmt_expr, expand_expr_stmt_value,
18719 expand_return, expand_start_case,
18720 optimize_tail_recursion): Likewise.
18721 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18722 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
18724 2004-07-14 Ben Elliston <bje@au.ibm.com>
18726 * vec.h: Comment fix.
18728 2004-07-13 Richard Henderson <rth@redhat.com>
18730 * target.h (struct gcc_target): Add calls.pass_by_reference.
18731 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
18732 * function.c (pass_by_reference): Use the hook.
18733 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
18734 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
18735 (hook_pass_by_reference_must_pass_in_stack): New.
18736 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
18737 (alpha_pass_by_reference): New.
18738 (TARGET_PASS_BY_REFERENCE): New.
18739 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18740 * config/arc/arc.c (arc_pass_by_reference): New.
18741 (TARGET_PASS_BY_REFERENCE): New.
18742 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18743 (FUNCTION_ARG_CALLEE_COPIES): True.
18744 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
18745 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
18746 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
18747 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18748 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18749 * config/cris/cris.c (cris_pass_by_reference): New.
18750 (TARGET_PASS_BY_REFERENCE): New.
18751 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
18752 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
18753 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18754 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
18755 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18756 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
18757 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
18758 (frv_function_arg_pass_by_reference): Remove.
18759 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18760 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
18761 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
18762 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
18763 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18764 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
18765 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
18766 (ia64_pass_by_reference): Rename from
18767 ia64_function_arg_pass_by_reference.
18768 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18769 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18770 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
18771 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
18772 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
18773 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18774 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
18775 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
18776 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
18777 (m32r_pass_by_reference): Adjust prototype. Make static.
18778 Handle mode sizes correctly.
18779 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18780 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
18781 (m68hc11_function_arg_pass_by_reference): Remove.
18782 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18783 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
18784 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
18785 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18786 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
18787 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
18788 (mips_va_arg): Use pass_by_reference.
18789 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
18790 Handle mode sizes correctly.
18791 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18792 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
18793 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
18794 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
18795 (mmix_pass_by_reference): Rename from
18796 mmix_function_arg_pass_by_reference.
18797 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18798 (FUNCTION_ARG_CALLEE_COPIES): True.
18799 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
18800 (mn10300_pass_by_reference): New.
18801 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18802 (FUNCTION_ARG_CALLEE_COPIES): True.
18803 * config/pa/pa.c (pa_pass_by_reference): New.
18804 (TARGET_PASS_BY_REFERENCE): New.
18805 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18806 (FUNCTION_ARG_CALLEE_COPIES): True.
18807 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
18808 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
18809 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
18810 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18811 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
18812 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
18813 (s390_pass_by_reference): Rename from
18814 s390_function_arg_pass_by_reference.
18815 (s390_function_arg_advance): Don't query pass-by-ref.
18816 (s390_function_arg): Likewise.
18817 (s390_gimplify_va_arg): Use pass_by_reference.
18818 (s390_call_saved_register_used): Likewise.
18819 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18820 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
18821 (shcompact_byref, sh_pass_by_reference): New.
18822 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18823 (SHCOMPACT_BYREF): Remove.
18824 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
18825 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
18826 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
18827 (sparc_gimplify_va_arg): Use pass_by_reference.
18828 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18829 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18830 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
18831 (v850_pass_by_reference): New.
18832 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18833 (FUNCTION_ARG_CALLEE_COPIES): True.
18834 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
18835 FUNCTION_ARG_PASS_BY_REFERENCE docs.
18837 2004-07-14 Richard Henderson <rth@redhat.com>
18838 Richard Sandiford <rsandifo@redhat.com>
18840 * config/mips/mips-protos.h (mips_va_arg): Delete.
18841 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
18842 * config/mips/mips.c: Include tree-gimple.h.
18843 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
18844 (mips_arg_info): Remove special handling of must_pass_in_stck args.
18845 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
18846 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
18848 2004-07-13 Bob Wilson <bob.wilson@acm.org>
18850 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
18851 arguments for COND_EXPR in big-endian adjustment code.
18853 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18855 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
18856 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
18857 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
18858 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
18860 2004-07-13 Diego Novillo <dnovillo@redhat.com>
18862 PR tree-optimization/16443
18863 * tree-ssa-alias.c: Add more description for
18864 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
18865 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
18866 clobbering of call-clobbered and addressable variables. If
18867 there are any before aliases have been computed, add them.
18869 2004-07-13 Diego Novillo <dnovillo@redhat.com>
18871 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
18874 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
18876 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
18877 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
18880 2004-07-13 Per Bothner <per@bothner.com>
18882 * collect2.c (main): Handle --no-demangle and --demangle flags.
18884 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
18886 * Makefile.in (OBJS-common): Add tree-data-ref.o.
18887 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
18888 (tree-data-ref.o): New rule.
18889 * lambda.h: New file.
18890 * tree-data-ref.c: New file.
18891 * tree-data-ref.h: New file.
18892 * tree.c (int_cst_value, tree_fold_gcd): New functions.
18893 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
18895 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18898 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
18899 * config/sparc/sparc.c (output_ubranch): New function.
18900 * config/sparc/sparc.md (jump pattern): Use it.
18902 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18905 * config/sparc/sparc.c (output_cbranch): Properly guard
18906 the code handling far branches with TARGET_V9.
18907 * config/sparc/sparc.md (length attribute): Document the
18908 side-effect of having a length greater or equal to 3.
18910 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18911 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
18914 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
18915 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
18917 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18918 Martin Sebor <sebor@roguewave.com>
18921 * doc/invoke.texi (SPARC options): Document -threads
18922 and -pthreads on Solaris.
18924 2004-07-13 Richard Henderson <rth@redhat.com>
18926 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
18928 (ind_gimplify_va_arg_expr): Remove.
18929 * tree.h (ind_gimplify_va_arg_expr): Remove.
18930 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
18931 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
18934 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
18935 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
18936 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
18937 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
18938 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
18940 2004-07-13 Richard Henderson <rth@redhat.com>
18942 * function.c (pass_by_reference): New.
18943 (assign_parm_find_data_types): Use it.
18944 * calls.c (initialize_argument_information): Likewise.
18945 (emit_library_call_value_1): Likewise.
18946 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
18947 * function.h (pass_by_reference): Declare.
18949 2004-07-13 Richard Henderson <rth@redhat.com>
18951 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
18952 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
18953 * expr.h (MUST_PASS_IN_STACK): Remove.
18954 * system.h (MUST_PASS_IN_STACK): Poison.
18955 * tree.h (must_pass_in_stack_var_size): Declare.
18956 (must_pass_in_stack_var_size_or_pad): Declare.
18957 * calls.c (must_pass_in_stack_var_size): New.
18958 (must_pass_in_stack_var_size_or_pad): Rename from
18959 default_must_pass_in_stack.
18960 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
18961 (TARGET_MUST_PASS_IN_STACK): New.
18962 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
18963 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
18964 (TARGET_MUST_PASS_IN_STACK): New.
18965 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
18966 * config/frv/frv.c (frv_must_pass_in_stack): New.
18967 (TARGET_MUST_PASS_IN_STACK): New.
18968 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
18969 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
18970 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
18971 (ix86_must_pass_in_stack): Make static.
18972 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
18973 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
18974 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
18975 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
18976 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
18977 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
18978 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
18979 (mcore_must_pass_on_stack): Remove.
18980 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
18981 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
18982 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
18983 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
18984 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
18985 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
18986 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
18987 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
18988 (TARGET_MUST_PASS_IN_STACK): New.
18989 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
18990 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
18991 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
18992 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
18993 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
18994 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
18995 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
18996 MUST_PASS_IN_STACK.
18998 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
18999 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
19000 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
19001 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
19002 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
19003 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
19004 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
19005 config/xtensa/xtensa.c: Use target hook.
19007 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
19009 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
19010 * configure: Rebuilt.
19012 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19014 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
19015 * config/mips/mips.h (mips_reg_names): Don't declare.
19016 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
19017 (TARGET_NAME_REGS): Delete.
19018 (TARGET_SWITCHES): Remove -mrnames.
19019 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
19020 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
19022 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
19023 (override_options): Remove handling of TARGET_NAME_REGS.
19025 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19027 * config/mips/mips.h (TARGET_*): Boolify.
19029 2004-07-12 Nick Clifton <nickc@redhat.com>
19031 * config.gcc: Add sh-*-symbianelf target.
19032 * config/sh/sh.c: Add new target macros:
19033 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
19034 TARGET_CXX_IMPORT_EXPORT_CLASS.
19035 (sh_file_start): Create a definition of the .directive section.
19036 (sh_attribute): Add dllimport and dllexport attributes.
19037 * config/sh/symbian-pre.h: New file.
19038 * config/sh/symbian-post.h: New file.
19039 * config/sh/symbian.c: New file. Contains Symbian specific
19041 * config/sh/sh-protos.h: Add prototypes for new functions
19042 provided by symbian.c.
19043 * config/sh/t-symbian: New file.
19044 * doc/extend.texi: Document support for dllimport and dllexport
19045 attributes by the sh-symbianelf target.
19047 2004-07-12 James E Wilson <wilson@specifixinc.com>
19049 * Makefile.in (AR): Use @AR@ not ar.
19051 (AR_FOR_TARGET): Use $(AR) not ar for native.
19052 (NM_FOR_TARGET): Use $(NM) not nm for native.
19053 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
19054 * configure: Regenerate.
19056 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
19058 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
19060 (ashldi3_sp64): Likewise.
19062 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19065 * pa.c (function_arg): Update comment.
19066 * pa.h (BLOCK_REG_PADDING): Define.
19068 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19070 PR tree-optimization/16461
19071 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
19072 arguments of phi nodes.
19074 2004-07-12 Devang Patel <dpatel@apple.com>
19076 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
19078 2004-07-12 Steve Ellcey <sje@cup.hp.com>
19080 * function.c (expand_function_start): Ensure r_save is in Pmode.
19081 * calls.c (prepare_call_address): Ensure static_chain_value is
19083 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
19084 r_save_area are in Pmode.
19085 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
19086 fnaddr, and static_chain are in Pmode.
19088 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
19091 * config/ia64/ia64.c (bundling): Don't count ignored insns.
19093 2004-07-12 Richard Henderson <rth@redhat.com>
19095 * target.h (struct gcc_target): Move gimplify_va_arg_expr
19096 next to build_builtin_va_list.
19097 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
19098 * builtins.c (gimplify_va_arg_expr): Likewise.
19099 * gimplify.c (copy_if_shared_r): Likewise.
19101 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
19103 * passes.c (rest_of_decl_compilation): Don't defer call of
19104 assemble_variable if its DECL_RTL is already set.
19106 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
19108 * cfgloop.h (struct loop): Add nb_iterations field.
19109 (current_loops): Declare.
19110 * tree-chrec.c (chrec_not_analyzed_yet,
19111 chrec_dont_know, chrec_known, count_ev_in_wider_type,
19112 chrec_contains_symbols_defined_in_loop): Remove the temporary
19114 * tree-flow-inline.h (loop_containing_stmt): New function.
19115 * tree-scalar-evolution.c: Add implementation.
19116 * tree-scalar-evolution.h: Add declarations.
19118 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
19120 PR rtl-optimization/15921
19121 * Makefile.in (global.o): Add recog.h.
19123 * global.c (recog.h): Add the include-clause.
19124 (bb_info): New member earlyclobber.
19125 (allocate_bb_info, free_bb_info): Initialize/finish the new
19127 (earlyclobber_regclass, earlyclobber_regclass_length): The new
19129 (check_earlyclobber, regclass_intersect,
19130 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
19132 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
19133 (make_accurate_live_analysis): Modify pavin.
19135 2004-07-12 Diego Novillo <dnovillo@redhat.com>
19137 * tree-cfg.c (find_taken_edge): Statically compute the truth
19138 value of a predicate comparing an SSA_NAME to itself.
19140 2004-07-12 Roger Sayle <roger@eyesopen.com>
19142 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
19143 rs6000 doesn't have shift-and-add or shift-and-sub instructions
19144 by returning the cost of a multiplication plus an addition.
19146 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
19148 PR tree-optimization/14107
19149 * gimplify.c (gimplify_return_expr): Accept a
19150 RETURN_EXPR with an error argument.
19151 * tree-optimize.c (init_tree_optimization_passes):
19152 Run pass_warn_function_return at -O0.
19154 2004-07-12 Roger Sayle <roger@eyesopen.com>
19156 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
19159 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
19161 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
19162 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
19163 * config/mips/3000.md: Add copyright notice. Remove automota and
19164 function units; use generic ones instead. Only define reservations
19165 for things that are different from generic.md. Extend each clause
19167 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
19168 * config/mips/mips.md: Include them. Remove define_function_units.
19169 (alu, imuldiv): New automata and units.
19171 2004-07-12 Ben Elliston <bje@au.ibm.com>
19173 * doc/invoke.texi (Optimize Options): Document -frename-registers
19174 not being enabled by default at -O3.
19176 2004-07-11 Roger Sayle <roger@eyesopen.com>
19178 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
19179 floating point additions, to keep real immediate constant positive.
19180 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
19181 into X + C, and leave positive real constants as X - C.
19183 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19185 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
19187 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19189 PR tree-optimization/15654
19190 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
19192 2004-07-11 Roger Sayle <roger@eyesopen.com>
19194 * builtins.c (fold_builtin_fputs): Don't bother converting the
19195 return type to integer_type_node, as we've already checked that
19196 the result will be ignored.
19198 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
19199 that signed addition, subtraction, multiplication, division,
19200 remainder, negation and absolute value may potentially trap.
19202 * fold-const.c (fold_ignored_result): New function to strip
19203 non-side-effecting tree nodes from an expression whose result
19205 (fold_convert): Call fold_ignored_result when casting a value
19207 (omit_one_operand): Call fold_ignored_result on the "omitted"
19208 operand when building a COMPOUND_EXPR.
19209 (pedantic_omit_one_operand): Likewise.
19210 * tree.h (fold_ignored_result): Prototype here.
19211 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
19212 when we're going to ignore the result.
19214 2004-07-11 Richard Henderson <rth@redhat.com>
19217 * tree-ssa-ccp.c (fold_stmt_r): Split out...
19218 * tree.c (fields_compatible_p, find_compatible_field): ... new.
19219 * tree.h (fields_compatible_p, find_compatible_field): Declare.
19220 * tree-sra.c (sra_hash_tree): Hash fields by offset.
19221 (sra_elt_eq): Use fields_compatible_p.
19222 (generate_one_element_ref): Use find_compatible_field.
19224 2004-07-11 Richard Henderson <rth@redhat.com>
19227 * tree-sra.c (generate_one_element_init): New.
19228 (generate_element_init): Use it.
19229 (scalarize_init): Push/pop gimplify context around it.
19230 (find_new_referenced_vars_1, find_new_referenced_vars): New.
19231 * gimplify.c (gimplify_expr): Allow SSA_NAME.
19233 2004-07-11 Roger Sayle <roger@eyesopen.com>
19235 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
19236 combine.c's combine_insn_cost.
19237 * rtl.h (insn_rtx_cost): Prototype here.
19238 * combine.c (combine_insn_cost): Delete function.
19239 (combine_validate_cost): Update callers of combine_insn_cost to
19240 call insn_rtx_cost instead.
19241 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
19242 requesting the rtx_cost of call and/or jump instructions.
19244 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
19245 rtx_cost directly. Don't request/use the cost of call or jump
19246 instructions. Return -1 if the cost of any instruction can't be
19247 determined (or the BB contains a function call).
19248 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
19249 -1 (i.e. can't determine the cost of any instruction or the basic
19250 block contains a subroutine call).
19251 (find_if_case_2): Likewise.
19253 2004-07-11 Roger Sayle <roger@eyesopen.com>
19255 * rs6000.c (struct processor_costs): Change semantics of fields to
19256 include the COST_N_INSNS scaling, and update all initializers.
19257 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
19258 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
19259 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
19260 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
19262 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19264 * LANGUAGES: Remove obsolete information.
19266 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
19268 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
19269 SIGBUS signal frames, the PSW address points *to* the faulting
19270 instruction, not after it.
19272 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
19274 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
19275 added to TLS symbol addresses.
19277 2004-07-11 Richard Henderson <rth@redhat.com>
19279 * expmed.c (init_expmed): Use stack-local structures for
19280 temporary rtl. Don't recognize shifts.
19282 2004-07-11 Richard Henderson <rth@redhat.com>
19284 * expr.c (store_expr): Don't fiddle subreg promotion for types
19285 with precision smaller than the mode.
19287 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19289 * tree.h (all_types_permanent): Remove.
19291 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19293 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
19294 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
19295 * langhooks.c (lhd_clear_binding_stack): Remove.
19296 * langhooks-def.h (lhd_clear_binding_stack,
19297 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
19298 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
19299 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
19300 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
19301 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
19302 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
19303 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
19304 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
19305 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
19306 * tree.h (poplevel): Don't declare.
19307 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
19308 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
19309 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
19310 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
19313 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19315 PR tree-optimization/16437
19316 * c-common.c (shorten_compare): Don't mark result of conversion to
19317 narrower signed type as overflowing.
19318 * fold-const.c (decode_field_reference): Determine whether
19319 signedness comes from outer type using precision rather than size.
19321 2004-07-11 Phil Edwards <phil@codesourcery.com>
19323 * configure.ac: Alphabetize --enable-checking list, add
19324 missing valgrind entry.
19325 * configure: Regenerate.
19327 2004-07-11 Phil Edwards <phil@codesourcery.com>
19329 * doc/install.texi (Testing): Fix syntax in "make check" example.
19331 2004-07-10 James E Wilson <wilson@specifixinc.com>
19333 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
19335 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19337 PR rtl-optimization/16001
19338 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
19341 2004-07-10 Geoffrey Keating <geoffk@apple.com>
19343 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
19345 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
19346 James Morrison <phython@gcc.gnu.org>
19348 * doc/contrib.texi (Contributors): Add gfortran contributors and
19349 fix a couple of typos.
19351 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19353 PR rtl-optimization/15387
19354 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
19355 to incoming args space correctly.
19357 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19359 * pa.c (output_indirect_call): Only use %r2 as the link register in
19360 indirect calls with the long PA 2.0 pc-relative branch.
19362 2004-07-10 Daniel Jacobowitz <dan@debian.org>
19364 * config/i386/i386.c (override_options): Pick a 64-bit CPU
19365 for the default tuning if TARGET_64BIT.
19367 2004-07-10 Richard Henderson <rth@redhat.com>
19369 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
19370 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
19372 2004-07-10 Jakub Jelinek <jakub@redhat.com>
19374 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
19375 * expmed.c (store_bit_field, extract_bit_field): Remove last
19377 * builtins.c (expand_builtin_signbit): Adjust callers.
19378 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
19379 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
19380 * ifcvt.c (noce_emit_move_insn): Likewise.
19381 * stmt.c (expand_return): Likewise.
19382 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
19383 store_field, expand_expr_real_1): Likewise.
19385 2004-07-10 Richard Henderson <rth@redhat.com>
19387 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
19389 2004-07-09 Mike Stump <mrs@apple.com>
19391 * config/darwin.c (no_dead_strip): Add.
19392 (HAVE_DEAD_STRIP): Add.
19393 (darwin_emit_unwind_label): Ensure that we don't dead code strip
19396 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19398 * tree-ssa-loop-im.c: New file.
19399 * Makefile.in (tree-ssa-loop-im.o): Add.
19400 * cfgloop.c (superloop_at_depth): New function.
19401 * cfgloop.h (superloop_at_depth): Declare.
19402 * common.opt (ftree-lim): New flag.
19403 * expr.c (array_ref_up_bound): New function.
19404 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
19405 * timevar.def (TV_LIM): New timevar.
19406 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
19407 computing immediate uses of a phi node.
19408 * tree-flow.h (struct tree_ann_common_d): Add aux field.
19409 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
19410 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
19411 * tree-pass.h (pass_lim): Declare.
19412 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
19414 (pass_lim): New pass structure.
19415 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
19416 * tree.c (in_array_bounds_p): New function.
19417 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
19418 (in_array_bounds_p, array_ref_up_bound): Declare.
19419 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
19420 * doc/passes.texi (tree-ssa-loop-im.c): Document.
19422 2004-07-09 Richard Henderson <rth@redhat.com>
19424 * builtins.c (expand_builtin_stpcpy): Don't modify len.
19426 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
19429 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
19431 * flags.h: Delete redundant prototypes that are being generated
19432 in options.h from common.opt.
19433 * common.opt: Add in the expository comments formerly in flags.h.
19435 2004-07-09 Jan Beulich <jbeulich@novell.com>
19437 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
19438 available for use only when TARGET_MMX/_SSE is set, and check for
19439 variable argument function if any register count is non-zero.
19440 (function_arg): Correctly suppress repeated warnings for passing SSE
19441 vectors are arguments without SSE enabled.
19442 (ix86_function_arg_boundary): Without SSE enabled, the use of what
19443 would be SSE register modes does no longer influence the alignment.
19445 2004-07-09 Richard Henderson <rth@redhat.com>
19447 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
19448 Always align upward to arg boundary. Use size_in_bytes/round_up.
19449 Maintain type-correctness of constants.
19450 * stor-layout.c (round_up, round_down): Special-case powers of 2.
19452 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
19454 * config/sparc/sparc.c (*_costs): Scale instruction costs
19456 (sparc_rtx_costs): Adjust as appropriate.
19458 2004-07-09 Jan Beulich <jbeulich@novell.com>
19460 * config/i386/mm3dnow.h: New.
19461 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
19463 2004-07-09 Richard Henderson <rth@redhat.com>
19465 * simplify-rtx.c (simplify_const_relational_operation): Only
19466 look at bounds of scalar integers.
19468 2004-07-09 Jan Beulich <jbeulich@novell.com>
19470 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
19472 2004-07-09 Andrew Pinski <apinski@apple.com>
19474 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
19476 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
19477 UOBJC_METACLASS_decl.
19479 2004-07-09 James E Wilson <wilson@specifixinc.com>
19482 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
19483 do return a parallel if hfa_mode == XFmode and mode == TImode.
19485 2004-07-09 Jan Beulich <jbeulich@novell.com>
19487 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
19488 permissible for unary plus.
19490 2004-07-09 Jan Beulich <jbeulich@novell.com>
19492 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
19493 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
19494 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
19495 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
19496 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
19497 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
19498 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
19499 (BUILTIN_xxxIMAX): New.
19500 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
19501 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
19502 BUILT_IN_PARITYIMAX.
19504 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
19506 * config/sparc/sparc.h (processor_costs): Define.
19507 (sparc_costs): Declare.
19508 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
19509 hypersparc_costs, sparclet_costs, ultrasparc_costs,
19510 ultrasparc3_costs): New.
19511 (sparc_override_options): Set sparc_costs as appropriate.
19512 (sparc_rtx_costs): Use sparc_costs instead of messy
19515 2004-07-09 Steven Bosscher <stevenb@suse.de>
19517 * doc/md.texi (Processor pipeline description): Mention that
19518 the old pipeline description is deprecated.
19520 * config/rs6000/7450.md (automaton ppc7450): Split up, move
19521 mciu_7450 function unit to...
19522 (automaton ppc7450mciu): ...new automaton.
19524 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
19525 (schedule_block): Don't consider inserting bubbles.
19526 (sched_init): Don't initialize DFA bubbles.
19527 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
19528 TARGET_SCHED_DFA_BUBBLE): Remove.
19529 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
19530 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
19531 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
19533 * stmt.c (conditional_context): Remove prototype.
19534 * tree.h (conditional_context): Remove.
19535 * tree-cfg.c (pre_insert_on_edge): Remove.
19537 * c-common.h (c_expand_asm_operands): Remove prototype.
19538 * c-typeck.c (c_expand_asm_operands): Remove.
19540 2004-07-09 Jan Beulich <jbeulich@novell.com>
19542 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
19543 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
19544 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
19545 and V8QI are class SSE. All sufficiently small remaining vector modes
19546 must be passed in one or two integer registers.
19547 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
19548 returned in memory.
19549 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
19550 __builtin_ia32_pmuludq128 have non-uniform argument and return types
19551 and must thus be handled explicitly.
19552 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
19554 (movv8qi_internal, movv4hi_internal, movv2si_internal,
19555 movv2sf_internal): Permit moving between MMX and XMM registers (since
19556 MMX areguments and return values are passed in XMM registers).
19557 (sse2_umulsidi3): Correct type and mode.
19559 2004-07-09 Richard Henderson <rth@redhat.com>
19561 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
19563 2004-07-09 Eric Christopher <echristo@redhat.com>
19565 * config/rs6000/40x.md: Split into two automatons.
19567 2004-07-09 Zack Weinberg <zack@codesourcery.com>
19568 Andrew Pinski <apinski@apple.com>
19570 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
19571 on when we have more than one input file.
19572 (c_common_parse_file): Restore loop over all input files.
19573 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
19575 * c-decl.c (set_type_context): New function.
19576 (pop_scope): Use it to set context of types. When we
19577 encounter a TYPE_DECL, set the context of the attached type too.
19578 (pop_file_scope): Don't call cpp_undef_all here.
19579 (diagnose_mismatched_decls): Do not complain about a second
19580 definition of an 'extern inline' function if it's not in the
19581 same translation unit. Do not complain about inline
19582 declaration after use if the use was in a different
19584 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
19585 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
19586 the external scope.
19587 (pushdecl_top_level): Likewise.
19588 (grokdeclarator): Clarify what is going on with setting
19589 DECL_EXTERNAL on function types, a little.
19590 (c_write_global_declarations): Don't do anything if
19591 -fsyntax-only or errors have been encountered.
19593 2004-07-09 Zack Weinberg <zack@codesourcery.com>
19595 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
19597 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19600 * pa.c (output_indirect_call): Use %r2 as the link register when
19601 calling $$dyncall with a pc-relative branch.
19603 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
19605 * doc/install.texi (Binaries): Mention OpenPKG.
19607 2004-07-09 Diego Novillo <dnovillo@redhat.com>
19609 Fix PR tree-optimization/15555
19610 * tree-dfa.c (dump_variable): If the variable is a pointer
19611 SSA_NAME, also dump its points-to information.
19612 * tree-flow.h (struct ptr_info_def): Add field
19614 (dump_points_to_info_for): Declare.
19615 (debug_points_to_info_for): Declare.
19616 * tree-optimize.c (init_tree_optimization_passes): Add a
19617 second alias analysis pass after DOM2.
19618 Move pass_del_pta to a later spot.
19619 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
19620 create a name tags when we find a dereferenced pointer. Just
19621 mark the pointer dereferenced.
19622 (collect_points_to_info_for): Move code to clear points-to
19623 information to create_name_tags.
19624 (create_name_tags): New function.
19625 (compute_flow_sensitive_aliasing): Call it.
19626 (setup_pointers_and_addressables): Mark type tags for renaming
19627 here instead of ...
19628 (create_memory_tag): ... here.
19629 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
19630 (dump_points_to_info_for): Declare extern.
19631 (debug_points_to_info_for): New function.
19633 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
19635 * config/arc/arc.md: Switch to DFA-based scheduler description.
19636 * config/arc/arc.c: Switch to DFA-based scheduler description.
19638 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
19640 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
19643 2004-07-09 Richard Henderson <rth@redhat.com>
19645 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
19646 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19647 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
19648 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
19650 * config/v850/v850-protos.h (v850_va_arg): Remove.
19651 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19652 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
19653 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
19654 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
19655 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
19657 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
19660 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
19661 and DImode to use +/-4k offset.
19663 2004-07-09 Richard Henderson <rth@redhat.com>
19665 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
19667 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19668 (xstormy16_gimplify_va_arg_expr): Rewrite from
19669 xstormy16_expand_builtin_va_arg.
19670 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
19672 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
19673 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
19675 * config/sh/sh-protos.h (sh_va_arg): Remove.
19676 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19677 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
19678 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
19680 * config/pa/pa-protos.h (hppa_va_arg): Remove.
19681 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19682 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
19683 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
19685 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
19686 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19687 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
19688 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
19690 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
19692 * config/sparc/sparc.md (return): Rewrite length formula.
19693 * config/sparc/sparc.c (output_return): Pass 1 as 5th
19694 argument to final_scan_insn when in a delay slot.
19695 (output_sibcall): Likewise.
19697 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
19699 * arm.c (arm_cpp_interwork): New variable.
19700 (arm_override_options): Set it if TARGET_INTERWORK was on the command
19702 * arm.h (arm_cpp_interwork): Declare it.
19703 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
19704 __THUMB_INTERWORK__ in the preprocessor.
19706 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
19708 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
19710 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
19713 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
19714 Override default settings to account for -m32 and -m64.
19716 2004-07-08 Randolph Chung <tausq@debian.org>
19718 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
19720 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
19722 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
19723 before comparing it as such.
19725 2004-07-08 Richard Henderson <rth@redhat.com>
19727 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
19728 temporary. Use bit arithmetic to align.
19730 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
19732 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
19733 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
19734 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
19735 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
19736 add_labels_and_missing_jumps, find_jump_block,
19737 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
19739 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
19740 link_btr_uses, move_btr_def): Likewise.
19741 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
19742 expand_builtin_expect_jump): Likewise.
19743 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
19744 * calls.c (expand_call, emit_library_call_value_1): Likewise.
19745 * cfganal.c (forwarder_block_p): Likewise.
19746 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
19747 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
19748 find_bb_boundaries): Likewise.
19749 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
19750 merge_blocks_move_predecessor_nojumps,
19751 merge_blocks_move_successor_nojumps, insns_match_p,
19752 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
19753 try_optimize_cfg): Likewise.
19754 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
19755 * cfglayout.c (skip_insns_after_block, label_for_bb,
19756 record_effective_endpoints, insn_locators_initialize,
19757 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
19758 * cfgmainloop.c (create_loop_notes): Likewise.
19759 * cfgrtl.c (delete_insn, delete_insn_chain,
19760 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
19761 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
19762 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
19763 redirect_branch_edge, force_nonfallthru_and_redirect,
19764 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
19765 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
19766 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
19767 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
19768 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
19769 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
19770 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
19771 * combine.c (combine_instructions, can_combine_p, try_combine,
19772 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
19773 distribute_notes, distribute_links, insn_cuid): Likewise.
19774 * cse.c (fold_rtx, cse_insn, cse_around_loop,
19775 invalidate_skipped_block, cse_set_around_loop,
19776 cse_end_of_basic_block, cse_main, cse_basic_block,
19777 cse_condition_code_reg): Likewise.
19778 * cselib.c (cselib_process_insn): Likewise.
19779 * ddg.c (create_ddg): Likewise.
19780 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
19782 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19783 gen_label_die, dwarf2out_var_location): Likewise.
19784 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
19785 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
19786 last_call_insn, active_insn_p, next_label, prev_label,
19787 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
19788 add_insn_before, remove_insn, add_function_usage_to,
19789 reorder_insns, find_line_note, remove_unnecessary_notes,
19790 emit_insn_after_1, classify_insn): Likewise.
19791 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
19792 connect_post_landing_pads, sjlj_mark_call_sites,
19793 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
19794 can_throw_internal, can_throw_external, set_nothrow_function_flags,
19795 convert_to_eh_region_ranges): Likewise.
19796 * explow.c (optimize_save_area_alloca): Likewise.
19797 * expr.c (expand_expr_real): Likewise.
19798 * final.c (insn_current_reference_address, compute_alignments,
19799 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
19800 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
19801 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
19802 propagate_block_delete_insn, propagate_one_insn,
19803 init_propagate_block_info, propagate_block, libcall_dead_p,
19804 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
19806 * function.c (instantiate_virtual_regs, reorder_blocks_1,
19807 expand_function_start, expand_function_end, contains,
19808 thread_prologue_and_epilogue_insns,
19809 reposition_prologue_and_epilogue_notes): Likewise.
19810 * gcse.c (constprop_register, bypass_conditional_jumps,
19811 insert_insn_end_bb, gcse_after_reload): Likewise.
19812 * genemit.c (gen_expand, gen_split): Likewise.
19813 * genpeep.c (gen_peephole, main): Likewise.
19814 * global.c (build_insn_chain): Likewise.
19815 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
19816 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
19817 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
19818 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
19819 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
19820 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
19821 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
19822 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
19823 dead_or_predicable): Likewise.
19824 * integrate.c (try_constants): Likewise.
19825 * jump.c (rebuild_jump_labels, cleanup_barriers,
19826 purge_line_number_notes, init_label_info, mark_all_labels,
19827 squeeze_notes, get_label_before, get_label_after,
19828 reversed_comparison_code_parts, simplejump_p, pc_set,
19829 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
19830 delete_barrier, delete_prior_computation, delete_computation,
19831 delete_related_insns, delete_for_peephole, redirect_jump):
19833 * lcm.c (optimize_mode_switching): Likewise.
19834 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
19836 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
19837 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
19838 * loop-iv.c (simplify_using_assignment): Likewise.
19839 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
19840 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
19841 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
19842 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
19843 check_insn_for_givs, check_final_value, update_giv_derive,
19844 basic_induction_var, product_cheap_p, check_dbra_loop,
19845 loop_insn_first_p, last_use_this_basic_block,
19846 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
19847 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
19848 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
19849 sms_schedule_by_order): Likewise.
19850 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
19851 * postreload.c (reload_cse_simplify_operands, reload_combine,
19852 reload_cse_move2add): Likewise.
19853 * predict.c (can_predict_insn_p, estimate_probability,
19854 expected_value_to_br_prob, process_note_predictions): Likewise.
19855 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
19856 * profile.c (branch_prob): Likewise.
19857 * ra-build.c (live_out_1, livethrough_conflicts_bb,
19858 detect_webs_set_in_cond_jump): Likewise.
19859 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
19860 ra_print_rtl_with_bb): Likewise.
19861 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
19862 * recog.c (next_insn_tests_no_inequality, find_single_use,
19863 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
19864 * reg-stack.c (next_flags_user, record_label_references,
19865 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
19866 compensate_edge, convert_regs_1): Likewise.
19867 * regclass.c (scan_one_insn): Likewise.
19868 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
19869 regmove_optimize, fixup_match_1, single_set_for_csa,
19870 combine_stack_adjustments_for_block): Likewise.
19871 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
19872 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
19873 find_equiv_reg): Likewise.
19874 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
19875 reload_as_needed, emit_input_reload_insns, do_output_reload,
19876 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
19878 * reorg.c (find_end_label, emit_delay_sequence,
19879 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
19880 get_jump_flags, rare_destination, mostly_true_jump,
19881 try_merge_delay_insns, redundant_insn, own_thread_p,
19882 fill_simple_delay_slots, fill_slots_from_thread,
19883 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
19884 dbr_schedule): Likewise.
19885 * resource.c (find_basic_block, next_insn_no_annul,
19886 find_dead_or_set_registers, mark_target_live_regs): Likewise.
19887 * rtl.h (RTX_PREV): Likewise.
19888 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
19889 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
19890 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
19891 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
19892 tablejump_p, computed_jump_p, insns_safe_to_move_p,
19893 find_first_parameter_load, can_hoist_insn_p): Likewise.
19894 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
19895 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
19896 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
19897 schedule_ebbs): Likewise.
19898 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
19899 is_conditionally_protected, can_schedule_ready_p,
19900 add_branch_dependences, debug_dependencies): Likewise.
19901 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
19903 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
19904 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
19905 set_dominates_use, ujump_to_loop_cont): Likewise.
19906 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
19907 * varasm.c (output_constant_pool_1): Likewise.
19909 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19911 * tree-scalar-evolution.c: New file.
19912 * tree-scalar-evolution.h: New file.
19913 * tree-ssa-loop-niter.c: New file.
19914 * Makefile.in (SCEV_H): New.
19915 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
19916 * cfgloop.h (struct loop): Add bounds field.
19917 * tree-flow.h (struct tree_niter_desc): New type.
19918 (number_of_iterations_cond, number_of_iterations_exit,
19919 loop_niter_by_eval, find_loop_niter_by_eval,
19920 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
19921 free_numbers_of_iterations_estimates): Declare.
19922 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
19923 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
19924 * doc/invoke.texi (max-iterations-to-track): Document.
19926 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
19928 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
19929 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
19930 (MODE_AFTER): Add cast appropriately.
19931 * config/sh/sh.md (movdi splitter): Likewise.
19932 (casesi_worker_2): Add const qualifier appropriately.
19933 (eh_return): Remove unused variable.
19934 (insv): Initialize v;
19936 2004-07-08 Richard Henderson <rth@redhat.com>
19938 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
19939 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19940 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
19941 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
19942 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
19944 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
19945 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19946 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
19947 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
19949 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
19950 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19951 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
19952 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
19954 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
19955 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19956 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
19957 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
19959 * config/i860/i860-protos.h (i860_va_arg): Remove.
19960 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19961 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
19962 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
19964 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
19966 * system.h: Prototype getpagesize if missing.
19967 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
19968 * configure: Regenerate.
19969 * config.in: Regenerate.
19971 2004-07-08 Richard Henderson <rth@redhat.com>
19973 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
19974 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19975 (fr30_gimplify_va_arg_expr): New.
19976 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
19977 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
19979 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
19982 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
19983 of asm_noperands result.
19985 2004-07-08 Richard Henderson <rth@redhat.com>
19987 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
19988 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19989 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
19990 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
19992 2004-07-08 Richard Henderson <rth@redhat.com>
19994 * builtins.c (ind_gimplify_va_arg_expr): New.
19995 * tree.h (ind_gimplify_va_arg_expr): Declare.
19996 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
19998 2004-07-08 Jan Beulich <jbeulich@novell.com>
20000 * expmed.c (extract_bit_field): Correct condition to use vec_extract
20001 patterns also on vector elements other than the first one.
20002 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
20005 2004-07-08 Geoffrey Keating <geoffk@apple.com>
20007 * config/rs6000/darwin-ldouble.c: Correct reference
20008 to the Linnainmaa paper.
20010 2004-07-08 Richard Henderson <rth@redhat.com>
20012 * config/arc/arc-protos.h (arc_va_arg): Remove.
20013 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20014 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
20015 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
20017 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
20018 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20019 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
20020 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
20022 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20024 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
20026 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20028 * c-decl.c (static_ctors, static_dtors): Make static.
20029 (pop_file_scope): Call c_common_write_pch and
20030 cgraph_finalize_compilation_unit here.
20031 (build_cdtor): Moved here from c-objc-common.c; simplify.
20032 (c_write_global_declarations_1): Clarify comment.
20033 (c_write_global_declarations): Close the external scope before
20034 doing anything else. Call build_cdtor, cgraph_optimize, and
20035 mudflap_finish_file here.
20036 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
20038 * c-objc-common.c: No need to include cgraph.h.
20039 (build_cdtor): Moved to c-decl.c.
20040 (c_objc_common_finish_file): Delete.
20041 * c-tree.h: Update to match.
20042 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
20043 (generate_static_references): Set TREE_USED before calling finish_decl.
20044 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
20045 on the static_instances_decl.
20047 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20049 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
20050 decls when there is only one input translation unit.
20051 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
20052 change of 2004-07-05; do not treat declarations with
20053 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
20054 * opts.c (cur_in_fname): Delete.
20055 * opts.h: Likewise.
20056 * tree.c: Revert changes of 2004-07-05; no special treatment
20057 for TRANSLATION_UNIT_DECLs.
20058 * Makefile.in (tree.o): Update dependencies.
20060 2004-07-08 Roger Sayle <roger@eyesopen.com>
20062 * builtins.c (fold_builtin_strcpy): Merge functionality from
20063 simplify_builtin_strcpy. Add additional len argument. No longer
20064 static. Remove function prototype.
20065 (fold_builtin_strncpy): Likewise integrate functionality from
20066 simplify_builtin_strncpy. Add additional slen argument. No
20067 longer static. Remove function prototype.
20068 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
20069 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
20070 types of "ignore" and "unlocked" parameters to bool.
20071 (fold_builtin_1): Add additional ignore argument. Call renamed
20072 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
20073 builtins. Update arguments to fold_builtin_strncpy and
20074 fold_builtin_strcpy. Add function prototype.
20075 (fold_builtin): Add additional Boolean ignore argument to pass
20077 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
20078 and fold_builtin_strncpy instead of simplify_builtin_fputs,
20079 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
20081 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
20082 simplify_builtin_strncpy): Delete function prototypes.
20083 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
20084 fold_builtin_strncpy): Add function prototypes here.
20085 (fold_builtin): Update function prototype with new "bool ignore".
20087 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
20088 (ccp_fold_builtin): Update call to fold_builtin. Call
20089 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
20090 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
20091 simplify_builtin_strncpy respectively.
20092 * fold-const.c (fold): Update call to fold_builtin.
20094 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
20096 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
20099 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
20100 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
20101 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
20102 * calls.c: Remove ifdefs of macros above.
20103 * functions.c: Likewise.
20104 * expr.c: Likewise.
20106 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20108 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
20109 (arch attribute): Delete.
20110 (current_function_calls_alloca attribute): Rename into calls_alloca.
20111 (calls_eh_return): New attribute.
20112 (leaf_function): Likewise.
20113 (length attribute): Fix formula for sibcalls.
20114 (return insn): Correctly compute the 'length' attribute.
20115 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
20117 2004-07-08 Richard Henderson <rth@redhat.com>
20119 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
20120 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
20121 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
20122 * tree-eh.c (lower_eh_constructs_1): Likewise.
20123 * tree-sra.c (sra_walk_modify_expr): Likewise.
20124 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20125 (eliminate_unnecessary_stmts): Likewise.
20126 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
20127 * tree-tailcall.c (optimize_tail_call): Likewise.
20128 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
20130 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20131 Jakub Jelinek <jakub@redhat.com>
20133 * config/i386/i386.c (override_options): Enable
20134 SSE prefetches with -mtune, as long as we are
20135 compiling for i686 or higher. All i686 processors
20136 accept SSE prefetches as NOPS, some i586's don't.
20138 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20141 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
20143 2004-07-08 Diego Novillo <dnovillo@redhat.com>
20145 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
20146 the handling of clobbering ASM_EXPRs.
20148 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20151 * config/sparc/sparc.c (function_value): In 64-bit mode,
20152 return the aggregates larger than 16 bytes like unions.
20154 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20157 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
20158 'temp' is zero, generate new pseudos as needed and emit the
20159 sequence of insns in single-assignment form. Resync comments
20161 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
20162 function before reload.
20164 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
20166 * vec.c (vec_assert_fail): Remove duplicate 'function'.
20168 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
20170 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
20171 Allocation is signed.
20172 (VEC_reserve): Return flag, allocation is signed.
20174 2004-07-08 Richard Henderson <rth@redhat.com>
20176 * tree-ssa-ccp.c (fold_stmt): Get type directly from
20177 OBJ_TYPE_REF_OBJECT.
20179 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
20180 Neil Booth <neil@daikokuya.co.uk>
20184 * c-decl.c (finish_struct): Ensure bit-fields are given the
20186 * c-common.c (c_common_signed_or_unsigned_type): For C, require
20187 the precision to match as well as the mode.
20188 * expr.c (reduce_to_bit_field_precision): New function.
20189 (expand_expr_real_1): Reduce expressions of bit-field type to
20191 * langhooks.h (reduce_bit_field_operations): New hook.
20192 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20194 * c-lang.c, objc/objc-lang.c
20195 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
20196 * objc/objc-act.c (check_ivars): Convert types to bit-field types
20198 * tree.c (build_nonstandard_integer_type): New function.
20199 * tree.h (build_nonstandard_integer_type): New prototype.
20200 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
20201 conversions between integer and boolean types as useless.
20203 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20205 * c-common.c (c_common_nodes_and_builtins): Do not
20206 create __builtin_ptrdiff_t and __builtin_size_t.
20208 2004-07-08 Andrew Pinski <apinski@apple.com>
20210 * Makefile.in (libbackend.o): Add -combine to the gcc
20213 2004-07-08 Nick Clifton <nickc@redhat.com>
20215 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
20218 2004-07-08 Richard Henderson <rth@redhat.com>
20220 * except.c (expand_eh_region_start, expand_eh_region_end,
20221 expand_eh_handler, expand_eh_region_end_cleanup,
20222 expand_start_all_catch, expand_start_catch, expand_end_catch,
20223 expand_end_all_catch, expand_eh_region_end_allowed,
20224 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
20225 expand_eh_region_end_fixup): Remove.
20226 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
20227 cleanups, outer_cleanups, label_chain, exception_region.
20228 (struct goto_fixup): Remove stack_level, cleanup_list_list.
20229 (struct label_chain): Remove.
20230 (struct stmt_status): Remove x_stack_block_stack.
20231 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
20232 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
20233 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
20234 end_cleanup_deferral, last_cleanup_this_contour,
20235 containing_blocks_have_cleanups_or_stack_level,
20236 any_pending_cleanups): Remove.
20237 (expand_null_return_1): Take no arguments.
20238 (expand_label, expand_naked_return, expand_return,
20239 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
20240 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
20241 expand_end_case_type): Don't use any of them.
20242 * calls.c (expand_call): Likewise.
20243 * dojump.c (do_jump): Likewise.
20244 * function.c (expand_function_end): Likewise.
20245 * expr.c (store_expr, expand_expr_real_1): Likewise.
20246 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
20247 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
20248 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
20249 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
20250 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
20251 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
20252 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
20253 for WITH_CLEANUP_EXPR.
20254 (gimple_push_cleanup): Likewise.
20255 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
20256 * print-tree.c (print_node): Likewise.
20257 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
20258 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
20259 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
20260 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
20261 (GOTO_SUBROUTINE_EXPR): Remove.
20262 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
20263 (DECL_TOO_LATE): Remove.
20264 * except.h, tree.h: Update decls.
20266 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20268 * explow.c (optimize_save_area_alloca): Do not accept parameters.
20269 * passes.c (rest_of_handle_final): Handle symout.
20270 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
20272 (rest_of_handle_sched): Break out SMS. Remove ifs for
20273 flag_schedule_insns and flag_modulo_sched.
20274 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
20275 collect at the end.
20276 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
20277 (rest_of_handle_partition_blocks, rest_of_handle_sms,
20278 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
20279 rest_of_handle_mode_switching, rest_of_handle_jump,
20280 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
20281 rest_of_handle_jump2, rest_of_handle_postreload,
20282 rest_of_handle_flow2, rest_of_clean_state,
20283 rest_of_handle_shorten_branches,
20284 rest_of_handle_prologue_epilogue,
20285 rest_of_handle_branch_target_load_optimize): New.
20286 (rest_of_compilation): Call the above. Remove ggc_collect
20287 calls moved to rest_of_handle_*.
20288 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
20290 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
20291 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
20292 * except.h (set_nothrow_function_flags): Update comment.
20293 * function.c (current_function_nothrow): Remove.
20294 * output.h (current_function_nothrow): Remove.
20295 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
20296 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
20298 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20301 * reorg.c: Revert 2004-06-30 change.
20302 (find_end_label): If HAVE_epilogue and !HAVE_return,
20303 return 0 instead of creating a label at the end of the insn chain.
20304 (optimize_skip): Account for the failure mode of find_end_label.
20305 (fill_simple_delay_slots): Likewise.
20306 (fill_slots_from_thread): Likewise.
20307 (relax_delay_slots): Likewise.
20309 2004-07-08 Diego Novillo <dnovillo@redhat.com>
20311 * tree-flow.h (addressable_vars): Declare.
20312 * tree-ssa-alias.c (addressable_vars): Define.
20313 (setup_pointers_and_addressables): Add addressable variables
20314 to addressable_vars.
20315 * tree-ssa-operands.c (get_stmt_operands): Move
20316 handling of ASM_EXPRs ...
20317 (get_asm_expr_operands): ... here.
20318 When the ASM_EXPR clobbers memory, also clobber addressable
20320 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
20321 (delete_tree_ssa): Reset addressable_vars.
20323 2004-07-07 Jan Beulich <jbeulich@novell.com>
20324 Richard Henderson <rth@redhat.com>
20326 * varasm.c (assemble_variable): Use assemble_zeros for
20327 zero-initialized variables.
20328 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
20329 for SECCAT_BSS and SECCAT_TBSS.
20331 2004-07-07 Jan Beulich <jbeulich@novell.com>
20333 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
20335 * expmed.c (emit_store_flag): Also special-case double-word
20336 (in-)equality comparison against -1.
20338 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
20339 passing arguments the containers for which are registers.
20341 * calls.c (emit_library_call_value_1): Use mode of function parameter
20342 rather than that of argument since constants have none.
20344 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
20346 Introduce H8SX support.
20347 * expr.c (expand_strcpy): Renamed and moved to...
20348 * builtins.c (expand_movstr): ... here. Tweak.
20349 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
20350 computed or has side effects.
20351 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
20352 unused, or if mempcpy fails. Adjust the return value in the
20353 latter case. Use movstr if everything else fails.
20354 * doc/md.texi (movstr): Document.
20355 (movmemM, clrmemM): Fix explanation of memory block operands.
20356 * config/h8300/h8300.md (stpcpy): Renamed to...
20357 (movstr): ... this. Adjust.
20358 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
20359 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
20360 movmem* and clrstr* to clrmem*.
20361 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
20362 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
20363 GENERAL_REGS, always.
20364 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
20365 getting the stack pointer as addr.
20366 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
20367 from general_operand_dst.
20368 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
20370 (movmd_internal): ... this. Add modes to operands. Disparage `D'
20371 instead of requiring it to match only before reload.
20372 (stpcpy_internal_normal): New, normal-mode variant of...
20373 (stpcpy_internal): ... this. Add modes to operands. Disparage
20374 `D' instead of requiring it to match only before reload.
20375 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
20377 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
20378 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
20380 * config/h8300/h8300.md (attr type): Add call.
20381 (attr can_delay): If type is call, set it no.
20382 (call, call_value): Set type to call.
20383 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
20384 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
20385 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
20386 * tree.c (get_narrower): Don't narrow integral types into
20387 non-integral types.
20388 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
20389 frame_size *before* the first use.
20390 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
20392 (peephole2): Don't widen instructions that push SP. Move
20393 decrement of SP to the end of all stm-generating peepholes.
20394 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
20395 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
20396 and OR to set it to all ones.
20397 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
20398 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
20399 (call, call_value): Set can_delay to "no".
20400 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
20401 * config/h8300/h8300.md (extzv): Make subreg check more robust.
20402 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20403 * config/h8300/h8300.md (*brabit): Remove.
20404 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
20405 zero_extract. Use bit_memory_operand as the predicate for
20406 operand 1 and 'WU' as the constraint. Check the difference
20407 between the base length and the final one when deciding which
20408 type of branch to use.
20409 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20410 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
20411 Use convert_move to extend the result for TARGET_H8300SX. Check
20412 for QImode memory references. Optimize the case where the
20413 destination is a paradoxical subreg.
20414 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20415 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
20416 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
20417 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20418 * config/h8300/h8300.md: Include mova.md
20419 (length_table): Add mova and mova_zero.
20420 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
20421 after all constant addresses for '%R', '%X', '%T' and '%S'.
20422 (h8300_mova_length): New function.
20423 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
20424 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
20425 dependencies for s-config, etc.
20426 * config/h8300/gemova.sh: New file.
20427 * config/h8300/mova.md: Generated.
20428 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
20429 * config/h8300/h8300.c (h8300_bitfield_length): New.
20430 (nibble_operand): Adjust.
20431 (h8300_binary_length): Handle conditional binary op.
20432 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
20433 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
20434 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
20435 and P#<0, unused so far. W and Y are now prefixes to multi-letter
20436 constraints. WU is introduced as a variant of U that requires a
20437 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
20438 * config/h8300/h8300.md (attr type): Added bitbranch.
20439 (attr length_table): Added bitfield and bitbranch.
20440 (attr length): Compute bitbranch length.
20441 (andqi): Separate pattern for H8300SX. Use bfld for loading the
20442 least-significant bit of a byte.
20443 (brabit, brabc, brabs): New.
20444 (insv, extzv): Emit bfst and bfld on H8300SX.
20445 (bfld, bfst, seq, sne): New.
20446 (bstzhireg, cmpstz, bstz, bistz): New.
20447 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
20448 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
20449 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
20450 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
20451 (h8sx_unary_memory_operator): New function.
20452 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
20453 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
20454 * config/h8300/h8300.md: Add peepholes to combine reloads and
20456 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
20457 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
20458 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
20459 (and?i, ior?i, xor?i): Likewise.
20460 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
20461 * config/h8300/h8300.c: Move enums and prototypes to head of file.
20462 Various whitespace fixes.
20463 (h8300_constant_length): New function, split out from...
20464 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
20465 (h8300_classify_operand): Use IN_RANGE.
20466 (h8300_classify_operand): Use h8300_constant_length.
20467 (h8300_short_move_mem_p): Tighten size check.
20468 (h8sx_mergeable_memrefs_p): Tighten equality check.
20469 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
20470 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
20472 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
20473 * config/h8300/crtn.asm: Likewise.
20474 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
20475 if __H8300SX__ is defined.
20476 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
20477 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
20478 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
20479 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
20480 addresses as mode-dependent.
20481 * config/h8300/h8300.c (print_operand_address): Update call to
20483 (h8300_get_index): Take a mode argument. Rework to fix an
20484 earlier misunderstanding.
20485 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
20486 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
20487 into a register if TARGET_H8300SX.
20488 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
20489 TARGET_H8300SX. Also disable related define_splits.
20490 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
20491 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
20492 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
20493 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
20494 * config/h8300/h8300.h (OK_FOR_Z): New macro.
20495 (EXTRA_CONSTRAINT_STR): Check it.
20496 * config/h8300/h8300.c (h8300_classify_operand): Accept null
20498 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
20499 * config/h8300/h8300.md (length_table): Add mov_imm4.
20500 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
20501 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
20502 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
20504 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
20505 * config/h8300/h8300.c (h8300_reorg): New function.
20506 (TARGET_MACHINE_DEPENDENT_REORG): Define.
20507 * config/h8300/h8300.md (length): Subtract the length of the
20508 delay slot from (pc) when checking the range of forward branches.
20509 (delay_slot, can_delay): New attributes.
20510 (define_delay): Add bra/s handling.
20511 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
20512 (jump): Add delayed-branch handling.
20513 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
20514 * expr.c (expand_strcpy): New function.
20515 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
20516 (expand_builtin_stpcpy): Likewise.
20517 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
20518 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
20519 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
20520 handling to improve register allocation for -fno-omit-frame-pointer.
20521 (h8sx_split_movmd): Delete, moving er6 handling into...
20522 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
20523 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
20524 (movmd): Add calls to copy_rtx.
20525 (movmd_internal): In the second alternative, allow the initial and
20526 final destination registers to be different . Update the splitter
20527 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
20528 instead of h8sx_split_movmd.
20529 (stpcpy, movsd): New expanders.
20530 (movsd_internal): New define_insn.
20531 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
20532 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
20533 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
20534 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
20535 and DESTINATION_REGS.
20536 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
20537 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
20538 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
20539 (h8300_move_ratio): Declare.
20540 (MOVE_RATIO): Use it.
20541 * config/h8300/h8300.c (h8300_move_ratio): New variable.
20542 (h8300_init_once): Initialize it.
20543 (h8300_reg_class_from_letter): New function.
20544 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
20545 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
20546 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
20547 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
20548 (movstrsi, movmd): New expanders.
20549 (movmd_internal): New insn.
20550 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
20551 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
20552 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
20553 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
20554 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
20555 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20556 * config/h8300/h8300.c (nibble_operand): Fix warning.
20557 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
20558 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
20559 (movsf_h8300h): Disable for TARGET_H8300SX.
20560 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20561 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
20562 h8300_stm_parallel and h8300_return_parallel.
20563 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
20564 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
20565 h8300_stm_parallel, h8300_return_parallel): New functions.
20566 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
20567 if TARGET_H8300SX. Use h8300_push_pop.
20568 (h8300_expand_epilogue): Likewise. Try to merge the return insn
20569 and final pop when generating h8sx code. Always emit some form
20571 * config/h8300/h8300.md: Don't enforce register alignment in
20572 stm peepholes if TARGET_H8300SX.
20573 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
20574 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
20575 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
20576 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20577 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
20578 (MULTILIB_DIRNAMES): Add a directory for it.
20579 (MULTILIB_MATCHES): Delete.
20580 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
20581 * final.c (walk_alter_subreg): Handle addresses with subregs
20582 inside a ZERO_EXTEND or AND.
20583 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
20584 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
20586 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
20587 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
20588 @(dd,Rn.w) and @(dd,ERn.L).
20589 (h8300_displacement_size): Take the whole address as argument.
20590 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
20591 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
20592 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
20593 (h8sx_mergeable_memrefs_p): Declare.
20594 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
20595 (HAVE_PRE_INCREMENT): Likewise.
20596 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
20597 addresses for TARGET_H8300SX,
20598 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
20600 (movb_length_table, movl_length_table): New tables.
20601 (movw_length_table): Define to movb_length_table.
20602 (h8300_displacement_size): New, split out from...
20603 (h8300_classify_address): ...here. Handle pre/post inc/dec.
20604 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
20605 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
20606 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
20607 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
20608 (compute_plussi_length, compute_plussi_cc): Update accordingly.
20609 (h8sx_unary_shift_operator): Get the mode from the operator.
20610 (binary_shift_operator): Likewise.
20611 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
20612 a memory reference, check whether the reference is offsettable.
20613 (length_table): Add movb, movw and movl.
20614 (movqi): Add new h8sx pattern. Don't force one operand to be a
20615 register when generating h8sx code.
20616 (movhi, movsi, movsf): Likewise.
20617 (movstrictqi): Use the length_table attribute.
20618 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
20619 (addqi3): Split into a define_expand and define_insn. Don't accept
20620 memory operands in the expander. Use h8300_operands_match_p to
20621 check for matching operands in the define_insn.
20622 (subqi3, negqi2, one_cmplqi2): Likewise.
20623 (add[hs]i3): Don't accept memory operands in the expander. Likewise
20624 in any patterns that are unused in h8sx code. In the h8sx patterns,
20625 use h8300_operands_match_p to check whether operands match.
20626 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
20627 one_cmpl[hs]i3): Likewise.
20628 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
20630 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
20631 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
20632 (h8300_insn_length_from_table): Add a second parameter.
20633 (output_h8sx_shift): Declare.
20634 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
20635 (EXTRA_CONSTRAINT): Replace with...
20636 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
20637 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
20638 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
20639 and h8sx_binary_shift_operator.
20640 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
20641 for TARGET_H8300SX.
20642 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
20643 (bit_memory_operand, fix_bit_operand): Likewise.
20644 (h8300_length_table_for_insn): Remove.
20645 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
20647 (h8300_short_immediate_length, h8300_binary_length): New functions.
20648 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
20649 (output_plussi): Use sub to add negative constants.
20650 (compute_plussi_length): Adjust accordingly.
20651 (h8sx_single_shift_type): New enum.
20652 (h8sx_single_shift, h8sx_unary_shift_operator,
20653 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
20654 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
20655 single h8sx instruction. Return false in this case.
20656 * config/h8300/h8300.md (length_table): Add short_immediate.
20657 (length): Pass the operand array to h8300_insn_length_from_table.
20658 (adjust_length): Assume "no" for insns with a length_table attribute.
20659 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
20660 (*addhi3_h8300hs): Don't use for h8sx.
20661 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
20663 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
20664 1's predicate to nonimmediate_operand. Only skip default expansion
20665 if expand_a_shift or expand_a_rotate returns true. Add new patterns
20666 for single h8sx shift instructions.
20667 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
20668 * config/h8300/h8300.c (nibble_operand): Split out of...
20669 (reg_or_nibble_operand): ... this.
20670 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
20671 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
20672 umulhisi3): Introduce expand, and introduce separate insns for
20673 sign- or zero-extended REG and already-extended CONST_INT.
20674 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
20675 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
20676 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
20677 (subhi3): Likewise. Don't accept immediates for operand 1.
20678 Remove the early clobber from second alternative of the h8300s pattern.
20679 (subsi3): Generalize for h8sx. Force operand 2 into a register
20680 on plain h8300 targets.
20681 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
20682 (subsi3_h8300h): Generalize for h8sx.
20683 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
20684 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
20685 * config/h8300/h8300.c (reg_or_nibble_operand): New.
20686 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
20687 (TARGET_H8300SXMUL): New.
20688 (CONST_OK_FOR_P): New.
20689 (CONST_OK_FOR_LETTER_P): Adjust.
20690 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
20691 umulhisi3): Accept 4-bit immediate on H8SX.
20692 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
20693 (udivsi3, divhi3, udivsi3, divsi3): New.
20694 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
20695 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
20696 * config/h8300/h8300.h (OK_FOR_Q): New macro.
20697 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
20698 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
20699 Add ADDRESSOF to the bit_operand entry.
20700 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
20701 (h8300_src_operand): Likewise.
20702 (bit_operand): Check nonimmediate_operand rather than general_operand.
20703 Accept any nonimmediate_operand in h8sx code.
20704 (h8300_and_costs): Initialize operands[1].
20705 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
20706 (h8300_operand_class): New enum.
20707 (h8300_length_table): New typedef.
20708 (addb_length_table, addw_length_table, addl_length_table,
20709 logicl_length_table): New tables.
20710 (logicb_length_table, logicw_length_table): New macros.
20711 (h8300_classify_operand, h8300_length_from_table,
20712 h8300_length_table_for_insn, h8300_unary_length,
20713 h8300_insn_length_from_table): New functions.
20714 (output_plussi): Only use adds and subs for register destinations.
20715 Disable redundant clause.
20716 (compute_plussi_cc): Likewise.
20717 (compute_plussi_length): Likewise. Use h8300_length_from_table
20718 to work out the length of an insn.
20719 (output_logical_op): Only use narrower immediate instructions
20720 if the destination is a register.
20721 (compute_logical_op_cc): Likewise.
20722 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
20723 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
20724 * config/h8300/h8300.md (length_table): New attribute.
20725 (length): When an instruction has a length_table attribute, use
20726 h8300_insn_length_from_table to calculate its default length.
20727 (cmpqi): Use h8300_dst_operand for the first operand and
20728 h8300_src_operand for the second.
20729 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
20730 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
20731 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
20732 iorsi3, xorhi3, xorsi3): Likewise.
20733 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
20734 so that it allows any combination of operands for TARGET_H8300SX.
20735 (iorqi3, xorqi3): Likewise.
20736 (cmpqi): Use the length_table attribute.
20737 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
20738 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
20739 (cmpqi): Add 'Q' constraint.
20740 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
20741 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
20742 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
20743 * config/h8300/h8300.h (MASK_H8300SX): New macro.
20744 (TARGET_H8300S): True for both -ms and -msx.
20745 (TARGET_H8300SX): New macro.
20746 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
20747 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
20748 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
20749 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
20750 [Temporary change.]
20751 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
20752 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
20753 16-bit pointers and 32-bit ints.
20754 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
20755 CONST_DOUBLE with mode no wider than SImode.
20756 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
20758 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
20759 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
20761 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
20762 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
20763 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
20765 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
20767 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
20769 2004-07-07 Per Bothner <per@bothner.com>
20771 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
20773 2004-07-07 Mike Stump <mrs@apple.com>
20775 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
20776 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
20777 (machopic_finish): Likewise.
20779 2004-07-07 Richard Henderson <rth@redhat.com>
20781 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
20782 through any value-preserving cast.
20784 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
20786 * function.c (assign_parm_find_data_types): Call
20787 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
20789 2004-07-07 Steven Bosscher <stevenb@suse.de>
20791 * tree-cfg.c (group_case_labels): Remove case labels that have
20792 the same target as the default case.
20794 2004-07-07 Steven Bosscher <stevenb@suse.de>
20796 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
20797 regardless of DECL_LANG_SPECIFIC being present or not.
20798 * tree.h (DECL_NUM_STMTS): Purge.
20800 2004-07-07 Andrew Pinski <apinski@apple.com>
20802 * configure: Regenerate with the right autoconf.
20804 2004-07-07 David Edelsohn <edelsohn@gnu.org>
20806 * ifcvt.c (total_bb_rtx_cost): New function.
20807 (find_if_case_1): Compare rtx_cost of basic block to cost of
20809 (find_if_case_2): Same.
20811 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20814 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
20815 (output_return): Likewise.
20816 (output_sibcall): Abort if !flag_delayed_branch.
20817 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
20818 (emit_and_preserve): New function.
20819 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
20820 indirect jump to the thunked-to function if !flag_delayed_branch.
20821 * config/sparc/sparc.md (delayed_branch): New attribute.
20822 (load_pcrel_sym): Honor flag_delayed_branch. Use above
20823 attribute to compute the length of the insn.
20824 (goto_handler_and_restore): Likewise.
20826 2004-07-07 Andrew Pinski <apinski@apple.com>
20828 PR tree-optimization/15777
20829 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
20831 * expr.c (expand_expr_real_1): Fix formating.
20832 BUFFER_REF and IN_EXPR are dead.
20833 * fold-const.c (non_lvalue): BUFFER_REF is dead.
20834 * tree-inline.c (estimate_num_insns_1): Likewise.
20835 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
20836 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
20837 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
20839 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
20841 * collect2.c (dump_file): Don't call cplus_demangle if
20842 HAVE_LD_DEMANGLE is defined.
20843 (main): Pass "--demangle" to ld if no_demangle is not 0 and
20844 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
20845 if HAVE_LD_DEMANGLE is defined.
20847 * configure.ac (--with-demangler-in-ld): Added
20848 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
20849 --with-demangler-in-ld is used.
20850 * config.in: Regenerated.
20851 * configure: Likewise.
20853 2004-07-07 Roger Sayle <roger@eyesopen.com>
20855 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
20856 for simple floating point operations "fp", double precision
20857 multiplication "dmul", and single and double precision division
20858 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
20859 (ppc630_cost): New table split from ppc620_cost, to distinguish
20860 differences in floating point latencies.
20861 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
20862 (rs6000_rtx_costs): Add support for single and double precision
20863 floating point addition, subtraction, multiplication, division,
20864 fused-multiply-add, fused-multiply-sub, negation, absolute value
20865 and negative absolute value. Tweak MEM case to use prefered idiom.
20867 2004-07-07 Richard Henderson <rth@redhat.com>
20869 * tree-flow-inline.h (may_propagate_copy): Move...
20870 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
20871 attempt to copy between types requiring conversion.
20872 * tree-flow.h (may_propagate_copy): Update decl.
20873 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
20875 2004-07-07 Jakub Jelinek <jakub@redhat.com>
20877 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
20878 from -mtune= option.
20880 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
20882 * builtins.c: Rename movstr*, except for movstrict*, to
20883 movmem* and clrstr* to clrmem*.
20884 * expr.c: Likewise.
20885 * expr.h: Likewise.
20886 * genopinit.c: Likewise.
20887 * integrate.c: Likewise.
20888 * local-alloc.c: Likewise.
20889 * optabs.c: Likewise.
20890 * optabs.h: Likewise.
20891 * config/alpha/alpha.h: Likewise.
20892 * config/alpha/alpha.md: Likewise.
20893 * config/arm/arm-protos.h: Likewise.
20894 * config/arm/arm.c: Likewise.
20895 * config/arm/arm.md: Likewise.
20896 * config/avr/avr.md: Likewise.
20897 * config/c4x/c4x.c: Likewise.
20898 * config/c4x/c4x.md: Likewise.
20899 * config/frv/frv.md: Likewise.
20900 * config/i386/i386-protos.h: Likewise.
20901 * config/i386/i386.c: Likewise.
20902 * config/i386/i386.h: Likewise.
20903 * config/i386/i386.md: Likewise.
20904 * config/i860/i860.c: Likewise.
20905 * config/i860/i860.md: Likewise.
20906 * config/ip2k/ip2k.md: Likewise.
20907 * config/ip2k/libgcc.S: Likewise.
20908 * config/ip2k/t-ip2k: Likewise.
20909 * config/m32r/m32r.c: Likewise.
20910 * config/m32r/m32r.md: Likewise.
20911 * config/mcore/mcore.md: Likewise.
20912 * config/mips/mips.c: Likewise.
20913 * config/mips/mips.md: Likewise.
20914 * config/ns32k/ns32k.c: Likewise.
20915 * config/ns32k/ns32k.h: Likewise.
20916 * config/ns32k/ns32k.md: Likewise.
20917 * config/pa/pa.c: Likewise.
20918 * config/pa/pa.md: Likewise.
20919 * config/pdp11/pdp11.h: Likewise.
20920 * config/pdp11/pdp11.md: Likewise.
20921 * config/rs6000/rs6000.c: Likewise.
20922 * config/rs6000/rs6000.md: Likewise.
20923 * config/s390/s390-protos.h: Likewise.
20924 * config/s390/s390.c: Likewise.
20925 * config/s390/s390.md: Likewise.
20926 * config/sh/lib1funcs.asm: Likewise.
20927 * config/sh/sh.c: Likewise.
20928 * config/sh/sh.md: Likewise.
20929 * config/sh/t-sh: Likewise.
20930 * config/sparc/sparc.h: Likewise.
20931 * config/vax/vax.md: Likewise.
20932 * config/xtensa/xtensa.c: Likewise.
20933 * config/xtensa/xtensa.md: Likewise.
20934 * doc/invoke.texi: Likewise.
20935 * doc/md.texi: Likewise.
20936 * doc/rtl.texi: Likewise.
20938 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
20941 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
20942 * config/mips/mips.c (mips_declare_common_object): New function,
20943 mostly split out from...
20944 (mips_output_aligned_decl_common): ...here.
20945 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
20946 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
20947 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
20948 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
20950 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20953 * function.c (assign_parms): Fix typo from previous change.
20955 2004-07-07 Jason Merrill <jason@redhat.com>
20958 * doc/extend.texi (C++ Interface): Correct information and
20961 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
20966 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
20969 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
20972 * config/m32r/m32r.c (m32r_function_symbol): New function:
20973 Generate a symbol name RTX with the correct m32r specific flags
20975 (block_move_call): Use new function to generate correct symbol.
20976 * config/m32r/m32r-protos.h: Add prototype for new funcion.
20977 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
20980 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
20982 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
20983 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
20984 TYPE_BINFO_BASETYPE): Remove.
20985 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
20987 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
20989 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
20990 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
20991 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
20992 (struct tree_binfo): Rename base_types to base_binfos.
20993 * alias.c (record_component_aliases): Adjust BINFO macros.
20994 * dbxout.c (dbxout_type): Likewise.
20995 * dwarf2out.c (gen_member_die): Likewise.
20996 * sdbout.c (sdbout_one_type): Likewise.
20997 * tree-dump.c (deque_and_dump): Likewise.
20998 * config/i386/i386.c (classify_argument,
20999 contains_128bit_aligned_vector_p): Likewise.
21001 2004-07-07 Nick Clifton <nickc@redhat.com>
21003 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
21004 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
21006 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21008 * vec.h: Fix the example use.
21010 2004-07-06 Richard Henderson <rth@redhat.com>
21012 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
21013 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
21014 * tree-inline.c (copy_body_r, setup_one_parameter,
21015 initialize_inlined_parameters, expand_call_inline,
21016 declare_inline_vars): Don't check it.
21017 (expand_calls_inline): Remove old version, rename new version
21018 from gimple_expand_calls_inline.
21019 * tree-optimize.c (execute_gimple): Remove.
21020 (pass_gimple): Don't run anything.
21022 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21024 * doc/sourcebuild.texi: Use semicolons instead of commas in
21027 2004-07-06 Richard Henderson <rth@redhat.com>
21029 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
21030 (sra_walk_modify_expr, scan_init): Likewise.
21031 (generate_element_zero): Check visited before scanning children.
21032 (generate_element_init): Set visited on error.
21033 (scalarize_init): Handle generate_element_init failure similar
21036 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21038 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
21039 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
21041 2004-07-06 Richard Henderson <rth@redhat.com>
21043 * config/i386/i386.c (legitimize_pic_address): Make static.
21044 (legitimize_address): Handle CONST with TLS operand.
21045 (ix86_expand_move): Don't call legitimize_pic_address directly.
21046 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
21048 2004-07-06 Roger Sayle <roger@eyesopen.com>
21050 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
21051 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
21052 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
21053 is currently executed unconditionally, i.e. not in "else_bb".
21055 2004-07-06 Steven Bosscher <stevenb@suse.de>
21057 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
21058 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21059 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
21060 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21061 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
21062 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21063 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
21064 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21065 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
21066 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21067 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
21068 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21069 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
21070 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21071 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
21072 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21074 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21076 * dojump.c (do_jump): REFERENCE_EXPR is dead.
21077 * expr.c (expand_expr_real_1): Ditto.
21078 * tree-inline.c (estimate_num_insns_1): Ditto.
21079 * tree-pretty-print.c (dump_generic_node): Ditto.
21080 (op_symbol): Ditto.
21083 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21085 * tree-ssa-pre.c (reference_node_pool): New pool.
21086 (find_or_generate_expression): Class 'r' is okay too.
21087 (create_value_expr_from): Ditto.
21088 (add_to_sets): LHS should not include vuses.
21089 (eliminate): Ditto.
21090 (compute_avail): Reverse ordering of tests.
21091 Valuize INDIRECT_REF as well.
21093 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
21095 PR rtl-optimization/16380
21096 * loop.c (check_dbra_loop): Sink comparison instructions if they
21097 do something other than set cc0.
21099 2004-07-06 James E Wilson <wilson@specifixinc.com>
21101 * doc/interface.texi (longjmp and automatic variables): Delete
21102 paragraph recommending taking the address of a variable.
21104 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
21106 * vec.h (VEC_embedded_alloc): Remove.
21107 (VEC_embedded_size, VEC_embedded_init): New.
21108 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
21110 (VEC_truncate): New.
21111 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
21112 (vec_embedded_alloc): Remove.
21113 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
21114 (vec_embedded_alloc): Remove.
21116 2004-07-06 Mark Mitchell <mark@codesourcery.com>
21118 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
21119 (gt-langhooks.h): Remove.
21121 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
21123 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
21125 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
21127 * config/sparc/sparc.c (get_pc_symbol): Rename into
21128 add_pc_to_pic_symbol.
21129 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
21130 (load_pic_register): Account for previous changes.
21131 Use reg_names. Don't create the label twice.
21132 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
21133 UNSPEC_LOAD_PCREL_SYM.
21134 (get_pc): Rename into load_pcrel_sym. Add predicate to
21135 operands. Remove condition.
21137 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
21139 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
21140 RECORD, UNION & QUAL_UNION is actually a binfo.
21142 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
21143 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
21144 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
21145 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
21146 * dwarf2out.c (add_data_member_location_attribute): Likewise.
21147 (gen_inheritance_die): Likewise.
21148 * tree-dump.c (deque_and_dump): Likewise.
21149 * doc/c-tree.texi (Binfos): Add under reconstruction note.
21151 2004-07-06 Steven Bosscher <stevenb@suse.de>
21153 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
21155 * config/mcore/mcore.md: Model memory latency with a simple DFA
21156 pipeline description instead of a define_function_unit.
21158 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21160 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
21161 * langhooks.h (var_mod_type_p): Likewise.
21162 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
21163 * expr.c (count_type_elements): Properly handle return from
21164 array_type_nelts and properly test for overflow.
21165 * gimplify.c (gimplify_init_constructor): Properly handle return
21166 from array_type_nelts.
21167 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
21168 * integrate.c (copy_decl_for_inlining): Correct comments.
21169 * tree-inline.c (remap_decl): Update comments, remove dead code,
21170 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
21171 (remap_type): Only remap if variably modified by vars in function
21173 (copy_body_r): Use compatible_type langhooks to see when can fold.
21174 (setup_one_parameter): Don't remap type.
21175 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
21176 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
21177 compute TREE_INVARIANT for decl case.
21178 (find_var_from_fn): New function.
21179 (variably_modified_type_p): Add arg and call new function.
21180 * tree.h (variably_modified_type_p): Add extra arg.
21182 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
21184 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
21185 (goto_handler_and_restore_v9): Delete disabled insn.
21186 (goto_handler_and_restore_v9_sp64): Likewise.
21188 2004-07-05 Roger Sayle <roger@eyesopen.com>
21190 * calls.c (load_register_parameters): Call expand_shift instead
21191 of expand_binop with ashl_optab (or other shift optab) directly.
21192 * expr.c (emit_group_load, emit_group_store): Likewise.
21193 * function.c (assign_parm_setup_block): Likewise.
21194 * stmt.c (shift_return_value): Likewise.
21196 2004-07-05 Jakub Jelinek <jakub@redhat.com>
21198 * expr.c (expand_assignment): Disable the bitfield += optimizations.
21200 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21202 * doc/sourcebuild.texi: Revert previous patch.
21204 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21206 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
21207 TARGET_MEM_FUNCTIONS.
21208 * system.h: Poison TARGET_MEM_FUNCTIONS.
21209 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
21210 bcmp_libfunc, bzero_libfunc): Remove.
21211 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
21213 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
21214 * doc/standards.texi: Don't mention calling BSD string functions.
21215 * doc/invoke.texi: Likewise. Mention that memmove may be called.
21216 * config/vax/t-memfuncs: New.
21217 * config/memcmp.c, config/memcpy.c, config/memmove.c,
21218 config/memset.c: New.
21219 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
21220 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
21222 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
21223 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
21224 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
21225 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
21226 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
21227 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
21228 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
21229 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
21230 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
21231 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
21233 2004-07-05 Richard Henderson <rth@redhat.com>
21235 * function.c (assign_parm_setup_reg): Properly rename variables in
21236 FUNCTION_ARG_CALLEE_COPIES section.
21238 2004-07-05 Zack Weinberg <zack@codesourcery.com>
21240 * tree-mudflap.c: Include cgraph.h.
21241 (mf_init_extern_trees): Rename to mudflap_init. Export.
21242 Rewrite to create synthetic declarations instead of looking
21243 up declarations from mf-runtime.h.
21244 (mf_make_builtin, mf_make_cache_struct_type): New functions.
21245 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
21246 Correct commentary.
21247 (execute_mudflap_function_decls, mudflap_register_call):
21248 Don't call mf_init_extern_trees.
21249 (mudflap_finish_file): Use cgraph_build_static_cdtor.
21251 * tree-mudflap.h: Update prototypes.
21252 * c-mudflap.c: Delete file.
21253 * c-common.c: Include tree-mudflap.h.
21254 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
21255 * Makefile.in: Remove all references to c-mudflap.o.
21256 Update dependencies.
21258 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21260 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
21261 displacements with the spatial-locality cache-control completer.
21263 2004-07-05 Zack Weinberg <zack@codesourcery.com>
21265 * langhooks.c: Don't include gt-langhooks.h.
21266 (var_labelno): Delete.
21267 (lhd_set_decl_assembler_name): Do not append a distinguishing
21268 number to file-scope internal-linkage declarations for the first
21269 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
21270 the declaration itself (if at block scope), or its containing
21271 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
21274 * opts.c (cur_in_fname): New global.
21275 * opts.h: Declare it.
21276 * tree.c: Include opts.h.
21277 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
21278 DECL_UID equal to cur_in_fname.
21279 (copy_node_stat): Do not change DECL_UID when copying a
21280 TRANSLATION_UNIT_DECL.
21281 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
21282 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
21284 * c-decl.c (c_static_assembler_name): Delete.
21285 * c-tree.h (c_static_assembler_name): Delete prototype.
21286 * c-lang.c, objc/objc-lang.c: Don't override
21287 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
21289 * Makefile.in (tree.o): Update dependencies.
21290 (GTFILES): Remove langhooks.c.
21292 2004-07-05 Roger Sayle <roger@eyesopen.com>
21294 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
21295 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
21296 Normalize "X % C" as "X % -C" for signed modulus and negative C.
21297 Optimize "X % -Y" as "X % Y" for signed modulus.
21298 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
21299 into "((unsigned) X % Y) == 0".
21301 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21303 * sourcebuild.texi (Config Fragments): Use @comma{} in
21304 cross-reference to section title.
21306 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21308 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
21309 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
21310 (gimplify_target_expr, gimplify_expr): Likewise.
21311 (copy_if_shared_r): No longer need special case for BIND_EXPR.
21312 (unshare_body, unvisit_body): Only look at nested if BODY_P is
21314 (gimplify_compound_lval): See if we can strip any useless conversion.
21315 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
21317 (gimplify_modify_expr_to_memset): Likewise.
21318 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
21319 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
21320 (declare_inline_vars): Likewise.
21321 (walk_type_fields): New function.
21322 (walk_tree): Use it.
21323 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
21325 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
21326 (sra_walk_modify_expr): Allow init function to fail.
21327 (scan_init): Now returns bool.
21328 (generate_element_init): If can't understand INIT, return false.
21329 (scalarize_init): Return false if generate_element_init does.
21331 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
21334 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
21335 bounds if bounds aren't constant.
21337 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
21339 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
21340 to type hooks; remove bogus PARAMS.
21342 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
21344 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
21345 * dwarf2out.c (add_data_member_location_attribute): Check for
21347 * tree.c (tree_node_kinds): Add "binfos".
21348 (binfo_lang_slots): New.
21349 (make_node_stat): Add TREE_BINFO.
21350 (make_tree_binfo_stat): New.
21351 (tree_node_structure): Add TREE_BINFO.
21352 * tree.def (TREE_BINFO): New.
21353 * tree.h (REC_OR_UNION_CHECK): Rename to ...
21354 (RECORD_OR_UNION_CHECK): ... here.
21355 (NOT_RECORD_OR_UNION_CHECK): New.
21356 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
21357 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
21358 RECORD_OR_UNION_CHECK.
21359 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
21360 (TYPE_LANG_SLOT_1): New.
21361 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
21362 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
21363 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
21364 (BINFO_ELTS): Remove.
21365 (BINFO_LANG_SLOT): New.
21366 (struct tree_binfo): New.
21367 (binfo_lang_slots): Declare.
21368 (enum tree_node_structure_enum): Add TS_BINFO.
21369 (union tree_node): Add binfo.
21370 (make_tree_binfo_stat): Declare.
21371 (make_tree_binfo): New.
21372 (enum tree_node_kind): Add binfo_kind.
21374 * objc/objc-act.c (start_class, objc_declare_protocols,
21375 start_protocols): Use TYPE_LANG_SLOT_1.
21376 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
21378 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
21379 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
21380 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
21381 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
21383 2004-07-05 Steven Bosscher <stevenb@suse.de>
21385 * rtl.h (struct rtx_def): Remove the integrated flag.
21386 Use the return_val flag for MEM_SCALAR_P.
21387 Reshuffle and update flags in CLEAR_RTX_FLAGS.
21389 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
21392 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
21393 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
21396 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
21398 * var-tracking.c: Fix some comments.
21399 (frame_stack_adjust): New.
21400 (vt_stack_adjustments): Init stack_adjust of entry block to
21401 minus stack adjustment of function prologue.
21402 (adjust_stack_reference): Do not adjust if adjustment == 0.
21403 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
21404 (emit_notes_in_bb): Likewise.
21405 (vt_add_function_parameters): Do not adjust locations of
21406 function arguments.
21407 (vt_initialize): Compute the stack adjustment of function
21408 prologue and offset the initial "location" of frame_base_decl
21409 from the stack pointer after prologue.
21411 2004-07-04 Richard Henderson <rth@redhat.com>
21413 * function.c (struct assign_parm_data_all): New.
21414 (struct assign_parm_data_one): New.
21415 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
21416 assign_parm_find_data_types, assign_parms_setup_varargs,
21417 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
21418 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
21419 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
21420 assign_parm_setup_block, assign_parm_setup_reg,
21421 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
21422 (assign_parms): ... here.
21424 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
21426 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
21427 now are bitmap_set_t's.
21428 (bitmap_insert_into_set): No point in inserting the value if
21430 (bitmap_set_contains): New function.
21431 (bitmap_set_replace_value): Add comment on why we do it
21433 (set_contains): Removed.
21434 (bitmap_set_subtract_from_value_set): New name of
21435 set_subtract now that it's arguments are two different
21438 (bitmap_find_leader): Change algorithm used.
21439 (find_or_generate_expression): Update use of functions for new
21441 (create_expression_by_pieces): Ditto.
21442 (insert_aux): Ditto.
21444 (add_to_sets): Ditto.
21446 (execute_pre): Ditto.
21447 (compute_avail): Ditto.
21448 Also ignore virtual phis.
21450 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
21452 * combine.c (simplify_comparison): Fix comment typo.
21454 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21456 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
21457 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
21458 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
21459 (output_restore): Change parameter from 'insn' to 'pat'.
21460 (output_return): Adjust call to output_restore.
21461 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
21462 Adjust call to output_restore.
21464 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
21466 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
21467 and assert system is bsd.
21469 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
21471 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
21472 (TARGET_SWITCHES): Remove -mdebugc.
21473 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
21474 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
21475 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
21476 (sle_[sd]i_reg): Delete.
21478 2004-07-04 Steven Bosscher <stevenb@suse.de>
21480 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
21482 * config/iq2000/iq2000.md: Translate old pipeline description to an
21483 equivalent new one.
21485 2004-07-04 Roger Sayle <roger@eyesopen.com>
21487 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
21488 Ensure the replacement rhs is valid gimple before performing
21489 the substitution. Return false if these sanity checks fail.
21490 (fold_stmt): Only set changed to true, if set_rhs returns true.
21491 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
21494 2004-07-04 Richard Henderson <rth@redhat.com>
21497 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
21499 2004-07-04 Mark Mitchell <mark@codesourcery.com>
21501 * configure.ac (ranlib_flags): New variable.
21502 * Makefile.in (RANLIB_FLAGS): New variable.
21503 (libbackend.a): Use it.
21504 * configure: Regenerated.
21506 2004-07-04 Roger Sayle <roger@eyesopen.com>
21508 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
21509 a "sign mask" instead of using ashr_optab directly.
21511 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
21513 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
21514 * doc/cppopts.texi: Clarify processing of command-line defines.
21516 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
21518 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
21520 2004-07-04 Richard Henderson <rth@redhat.com>
21522 * rtl.def (ADDRESSOF): Remove.
21523 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
21524 (find_base_term, memrefs_conflict_p): Likewise.
21525 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
21526 (fold_rtx, cse_insn, set_live_p): Likewise.
21527 * dwarf2out.c (mem_loc_descriptor): Likewise.
21528 (add_location_or_const_value_attribute): Likewise.
21529 * emit-rtl.c (copy_insn_1): Likewise.
21530 * explow.c (memory_address): Likewise.
21531 * expmed.c (store_split_bit_field): Likewise.
21532 * expr.c (expand_expr_real_1): Likewise.
21533 * function.c (instantiate_decl
21534 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
21535 * genrecog.c (preds, validate_pattern): Likewise.
21536 * integrate.c (copy_rtx_and_substitute): Likewise.
21537 * recog.c (general_operand, register_operand): Likewise.
21538 (memory_address_p): Likwise.
21539 * reload1.c (eliminate_regs, elimination_effects): Likewise.
21540 * rtl.c (copy_rtx): Likewise.
21541 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
21542 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
21543 * rtlhooks.c (gen_lowpart_general): Likewise.
21544 * stmt.c (expand_asm_operands): Likewise.
21545 * web.c (entry_register, replace_ref, web_main): Likewise.
21546 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
21547 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
21548 * config/arm/arm.c (thumb_rtx_costs): Likewise.
21549 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
21550 * config/frv/frv.c (move_destination_operand, move_source_operand,
21551 condexec_dest_operand, condexec_source_operand,
21552 condexec_memory_operand): Likewise.
21553 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
21554 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
21555 (destination_xfmode_operand): Likewise.
21556 * config/mips/mips.h (PREDICATE_CODES): Likewise.
21557 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
21558 * config/s390/s390.c (general_s_operand): Likewise.
21559 * config/s390/s390.md (mov*): Likewise.
21560 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
21562 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
21563 * expr.c (expand_expr_real_1): Likewise.
21564 * stmt.c (expand_decl): Likewise.
21565 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21567 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
21568 postponed_insns, put_var_into_stack, put_reg_into_stack,
21569 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
21570 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
21571 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
21572 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
21573 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
21574 purge_bitfield_addressof_replacements, purge_addressof_replacements,
21575 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
21576 struct insns_for_mem_walk_info, insns_for_mem_walk,
21577 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
21578 setjmp_protect_args): Remove.
21579 (push_function_context_to): Don't handle var_refs_queue.
21580 (pop_function_context_from, free_after_compilation): Likewise.
21581 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
21582 (assign_parms, allocate_struct_function): Likewise.
21583 (use_register_for_decl): New.
21584 (expand_function_end): Don't setjmp_protect.
21585 * function.h (struct emit_status): Update commentary.
21586 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
21587 (max_parm_reg, parm_reg_stack_loc): Remove.
21588 * passes.c (DFI_addressof): Remove.
21589 (dump_file_info): Remove addressof.
21590 (rest_of_handle_addressof): Remove.
21591 (rest_of_compilation): Don't call it.
21592 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
21593 * stmt.c (expand_decl): Use use_register_for_decl.
21594 * tree.h: Update decls.
21595 * web.c (mark_addressof): Remove.
21596 * doc/invoke.texi (-dF): Remove.
21598 2004-07-03 Richard Henderson <rth@redhat.com>
21600 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
21601 instead of gen_mem_addressof.
21602 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
21603 TImode output register.
21605 2004-07-03 Richard Henderson <rth@redhat.com>
21607 PR tree-optimization/16341
21608 * tree-sra.c (sra_walk_function): Increment to next stmt before
21609 processing the current stmt.
21610 (sra_insert_after): Always use BSI_SAME_STMT.
21612 2004-07-03 Richard Henderson <rth@redhat.com>
21614 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
21615 fp plus with minus.
21617 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
21619 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
21620 with tree_int_cst_equal.
21622 2004-07-03 Andreas Schwab <schwab@suse.de>
21624 * config/ia64/ia64.md: Define new attribute "empty".
21625 (prologue_use, nop_x, insn_group_barrier): Set it.
21627 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
21628 skip over "empty" insns.
21630 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21632 * tree-inline.c (initialize_inlined_parameters): Pass proper function
21633 context to gimplify_body.
21634 (walk_tree): Don't walk into types twice.
21635 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
21637 * tree-sra.c (generate_element_init): Remove any useless conversions.
21639 * gimplify.c (gimplify_conversion): Remove stripping useless
21640 conversions from here.
21641 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
21642 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
21643 Unshare before substituting PLACEHOLDER_EXPR.
21644 (gimplify_modify_expr_to_memset): Likewise.
21645 Pass address of TO to memset, not TO itself.
21646 (gimplify_init_constructor): Make copy of OBJECT so we have it each
21647 time we make an expression (to match a PLACEHOLDER_EXPR).
21649 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
21650 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
21651 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
21652 * tree-ssa-dom.c (local_fold): Likewise.
21654 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
21655 * langhooks.h (strct lang_hooks): New field type_max_size.
21656 * function.c (assign_temp): Call it.
21658 2004-07-03 Steven Bosscher <stevenb@suse.de>
21660 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
21661 * config/sh/sh.md: Convert the SH1 pipeline description to
21664 2004-07-02 Zack Weinberg <zack@codesourcery.com>
21666 * c-decl.c (struct c_binding): Remove contour field; add
21667 depth, invisible, nested fields.
21668 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
21669 (B_IN_EXTERNAL_SCOPE): New convenience macros.
21670 (bind): Add invisible and nested arguments. Initialize
21671 new fields of struct c_binding; adjust loop scanning for
21673 (free_binding_and_advance): Clear structure with memset.
21674 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
21675 in file scope, even if it's in external scope too.
21676 (pushdecl): Adjust to match. Create invisible file-scope
21677 declarations for block-scope forward declarations of static functions.
21678 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
21679 (undeclared_variable, lookup_label, declare_label, define_label)
21680 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
21681 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
21682 (store_parm_decls_oldstyle): Adjust to match.
21683 (diagnose_mismatched_decls): Correct handling of linkage clashes.
21684 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
21686 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
21687 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
21689 2004-07-02 Richard Henderson <rth@redhat.com>
21691 * c-decl.c (grokdeclarator): Don't frob current_function_decl
21692 around variable_size.
21693 (set_decl_nonlocal): Remove.
21694 (store_parm_decls): Add stmts for pending sizes.
21695 * calls.c (calls_function, calls_function_1): Remove.
21696 (precompute_arguments): Don't call it.
21697 * cfgexpand.c (set_save_expr_context): Remove.
21698 (tree_expand_cfg): Don't call it.
21699 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
21700 (dwarf2out_finish): Likewise.
21701 * expr.c (emit_block_move): Adjust addresses to BLKmode.
21702 (store_constructor): Don't pre-evaluate SAVE_EXPR.
21703 (safe_from_p): Don't queue SAVE_EXPRs.
21704 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
21705 or build plain VAR_DECLs.
21706 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
21708 (fold_checksum_tree): Don't special-case SAVE_EXPR.
21709 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
21710 (put_var_into_stack): Don't handle SAVE_EXPR.
21711 (gen_mem_addressof): Likewise.
21712 * function.h (struct function): Remove x_save_expr_regs.
21713 (save_expr_regs): Remove.
21714 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
21715 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
21716 * stor-layout.c (variable_size): Don't set it.
21717 (force_type_save_exprs, force_type_save_exprs_1): Remove.
21718 * tree-inline.c (remap_save_expr): Remove fn argument. Update
21719 all callers. Don't set SAVE_EXPR_CONTEXT.
21720 * tree-inline.h (remap_save_expr): Update decl.
21721 * tree.c (save_expr): Update build size.
21722 (first_rtl_op): Don't handle SAVE_EXPR.
21723 (unsave_expr_1, contains_placeholder_p): Likewise.
21724 (decl_function_context): Likewise.
21725 * tree.def (SAVE_EXPR): Remove args 1 and 2.
21726 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
21727 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
21729 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
21731 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
21732 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
21733 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
21734 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
21735 some first-person references and patronizing comments. Based on
21737 * doc/invoke.texi: Don't reference fortran@gnu.org.
21738 * doc/trouble.texi (Warning when a non-void function value is
21739 ignored): Rewrite. From Russ Allbery and Chris Devers.
21741 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
21743 * tree-ssa-pre.c (bitmap_set_t): New.
21744 (bb_value_sets): avail_out is now a bitmap_set_t.
21745 (bitmap_find_leader): New function.
21746 (bitmap_value_insert_into_set): Ditto.
21747 (bitmap_set_copy): Ditto.
21748 (bitmap_value_replace_in_set): Ditto.
21749 (bitmap_set_contains_value): Ditto.
21750 (bitmap_set_new): Ditto.
21751 (bitmap_set_pool): New pool.
21752 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
21753 (insert_aux): Ditto.
21754 (add_to_sets): Ditto.
21755 (compute_avail): Ditto
21756 (eliminate): Ditto.
21759 (execute_pre): Ditto.
21761 2004-07-02 Roger Sayle <roger@eyesopen.com>
21763 * config/rs6000/rs6000.c (struct processor_costs): New structure
21764 used to hold instruction latencies/sizes for processor types.
21765 (rs6000_cost): New global variable pointing to current CPU's costs.
21766 (rs6000_override_options): Initialize rs6000_cost to point to the
21767 appropriate cost table based upon rs6000_cpu and optimize_size.
21768 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
21771 2004-07-02 Richard Henderson <rth@redhat.com>
21773 * expmed.c (make_tree): Don't use SET_DECL_RTL.
21775 2004-07-02 Steven Bosscher <stevenb@suse.de>
21777 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
21779 2004-07-01 Richard Henderson <rth@redhat.com>
21781 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
21782 (alpha_gp_save_rtx): Use assign_stack_local instead of
21785 2004-07-01 Richard Henderson <rth@redhat.com>
21787 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
21788 (alpha_rtx_cost_data): Update to match.
21789 (alpha_rtx_cost_size): New.
21790 (alpha_rtx_costs): Honor optimize_size.
21792 2004-07-01 Richard Henderson <rth@redhat.com>
21794 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
21795 * cfgexpand.c (tree_expand_cfg): Do it here.
21796 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
21797 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
21798 * config/mips/mips.c (mips_output_mi_thunk): And here.
21799 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
21800 * config/sh/sh.c (sh_output_mi_thunk): And here.
21801 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
21803 2004-07-01 Richard Henderson <rth@redhat.com>
21805 * tree.def (RTL_EXPR): Remove.
21806 * c-typeck.c (lvalue_p): Don't handle it.
21807 * expr.c (safe_from_p): Likewise.
21808 (expand_expr_real_1): Likewise.
21809 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
21810 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
21811 * gengtype.c (adjust_field_tree_exp): Likewise.
21812 * stmt.c (warn_if_unused_value): Likewise.
21813 * tree-gimple.c (recalculate_side_effects): Likewise.
21814 * tree-pretty-print.c (dump_generic_node): Likewise.
21815 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
21816 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
21817 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
21819 * stmt.c (struct stmt_status): Remove x_last_expr_type,
21820 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
21821 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
21822 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
21823 all the bits that tracked last_expr.
21824 (expand_end_bindings): Don't track last_expr.
21825 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
21826 (clear_last_expr): Remove.
21827 (expand_asm): Don't call it.
21828 (expand_asm_operands, expand_end_cond): Likewise.
21829 (expand_naked_return, expand_null_return_1): Likewise.
21830 * c-typeck.c (c_begin_compound_stmt): Likewise.
21831 * cfgexpand.c (expand_block): Use expand_expr_stmt.
21832 * expr.c (expand_expr_real_1): Likewise.
21833 * tree.h: Update prototypes.
21835 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
21836 (struct emit_status): Remove sequence_rtl_expr.
21837 (struct function): Remove x_rtl_expr_chain.
21838 (seq_rtl_expr, rtl_expr_chain): Remove.
21839 * function.c (struct temp_slot): Remove rtl_expr.
21840 (assign_stack_temp_for_type): Don't set it.
21841 (free_temp_slots, pop_temp_slots): Don't check it.
21842 (free_after_compilation): Don't clear x_rtl_expr_chain.
21843 (fixup_var_refs): Don't search it.
21844 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
21845 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
21847 (push_topmost_sequence): Likewise.
21848 (end_sequence, init_emit): Likewise.
21849 (start_sequence_for_rtl_expr): Remove.
21850 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
21851 * rtl.h (preserve_rtl_expr_result): Remove.
21853 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
21855 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
21856 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
21859 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21861 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
21862 (STANDARD_STARTFILE_PREFIX_2): Define.
21863 (standard_startfile_prefix_1): Initialize to
21864 STANDARD_STARTFILE_PREFIX_1.
21865 (standard_startfile_prefix_2): Initialize to
21866 STANDARD_STARTFILE_PREFIX_2.
21867 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
21868 (STANDARD_STARTFILE_PREFIX_1): Define.
21869 (STANDARD_STARTFILE_PREFIX_2): Define.
21870 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
21871 (STANDARD_STARTFILE_PREFIX_2): Document.
21873 2004-07-01 Richard Henderson <rth@redhat.com>
21875 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
21876 in order to disable scalarization. Instead set a flag and wait
21877 for a candidate decl.
21879 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
21881 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
21882 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
21883 Use terminology "testsuite" and "enumerated".
21885 2004-07-01 Richard Henderson <rth@redhat.com>
21887 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
21888 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
21889 (initial_return_save): Likewise.
21890 (flush_queued_reg_saves): Remap register numbers.
21891 (dwarf2out_return_reg): Likewise.
21893 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21895 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
21897 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
21898 access functions for lower bound and element size and only output
21899 if lower bound nonzero or element size not same as that of type.
21900 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
21902 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
21904 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
21906 2004-07-01 Per Bothner <per@bothner.com>
21908 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
21910 2004-07-01 Jakub Jelinek <jakub@redhat.com>
21912 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
21913 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
21914 first operand. Don't optimize if the bitfield is volatile.
21916 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
21918 * c-pretty-print.c (pp_c_postfix_expression): Handle
21919 floating-point comparison operators.
21920 (pp_c_expression): Pass floating-point comparison
21921 operators to pp_c_postfix_expression.
21923 2004-07-01 Roger Sayle <roger@eyesopen.com>
21925 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
21926 rtx_cost instead of "had_mult" to determine whether the transformed
21927 expression is cheaper than the original.
21929 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
21931 * alias.c (get_alias_set, canon_rtx, get_addr,
21932 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
21934 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
21935 expand_builtin): Likewise.
21936 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
21938 * combine.c (can_combine_p, combinable_i3pat, try_combine,
21939 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
21940 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
21941 record_dead_and_set_regs_1, get_last_value_validate,
21942 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
21943 * cse.c (check_dependence, canon_hash, equiv_constant,
21944 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
21945 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
21946 count_reg_usage): Likewise.
21947 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
21948 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
21949 cselib_record_sets): Likewise.
21950 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
21951 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
21952 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
21953 * df.c (df_uses_record): Likewise.
21954 * dojump (do_jump): Likewise.
21955 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
21956 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
21957 decl_start_label): Likewise.
21958 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
21959 operand_subword, change_address_1, make_safe_from): Likewise.
21960 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
21961 stabilize, force_not_mem): Likewise.
21962 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
21963 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
21964 * expr.c (convert_move, convert_modes, emit_block_move,
21965 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
21966 emit_move_insn_1, expand_assignment, store_expr,
21967 store_constructor_field, store_constructor, store_field,
21968 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
21970 * final.c (cleanup_subreg_operands, alter_subreg,
21971 get_mem_expr_from_op): Likewise.
21972 * flow.c (notice_stack_pointer_modification_1,
21973 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
21975 * function.c (mark_temp_addr_taken, preserve_temp_slots,
21976 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
21977 optimize_bit_field, flush_addressof, purge_addressof_1,
21978 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
21979 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
21980 keep_stack_depressed): Likewise.
21981 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
21982 noce_process_if_block, find_memory): Likewise.
21983 * integrate.c (subst_constants, allocate_initial_values): Likewise.
21984 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
21985 update_equiv_regs): Likewise.
21986 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
21987 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
21988 * optabs.c (expand_abs, emit_unop_insn): Likewise.
21989 * passes.c (rest_of_handle_final): Likewise.
21990 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
21991 move2add_note_store): Likewise.
21992 * ra-build.c (detect_remat_webs): Likewise.
21993 * ra-debug.c (dump_static_insn_cost): Likewise.
21994 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
21995 * recog.c (validate_change, apply_change_group, cancel_changes,
21996 validate_replace_rtx_1, general_operand, register_operand,
21997 nonmemory_operand, push_operand, pop_operand, memory_operand,
21998 indirect_operand, asm_operand_ok, offsettable_memref_p,
21999 offsettable_nonstrict_memref_p, constrain_operands,
22000 store_data_bypass_p): Likewise.
22001 * reg-stack.c (subst_stack_regs_pat): Likewise.
22002 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
22003 copy_cost, reg_scan_mark_refs): Likewise.
22004 * regmove.c (optimize_reg_copy_3, stack_memref_p,
22005 combine_stack_adjustments_for_block): Likewise.
22006 * regrename.c (copyprop_hardreg_forward_1): Likewise.
22007 * reload.c (can_reload_into, push_reload, decompose, immune_p,
22008 find_reloads, find_reloads_address, find_reloads_address_1,
22009 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
22010 find_equiv_reg): Likewise.
22011 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
22012 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
22013 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
22014 delete_address_reloads): Likewise.
22015 * resource.c (mark_referenced_resources): Likewise.
22016 * rtlanal.c (get_jump_table_offset, count_occurrences,
22017 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
22018 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
22019 num_sign_bit_copies1): Likewise.
22020 * rtlhooks.c (gen_lowpart_general): Likewise.
22021 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
22022 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
22023 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
22024 sdbout_global_decl): Likewise.
22025 * simplify-rtx.c (simplify_subreg): Likewise.
22026 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
22027 expand_anon_union_decl, expand_end_case_type): Likewise.
22028 * unroll.c (calculate_giv_inc): Likewise.
22029 * var-tracking.c (stack_adjust_offset_pre_post,
22030 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
22031 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
22032 vt_add_function_parameters): Likewise.
22033 * varasm.c (make_var_volatile, notice_global_symbol,
22034 assemble_external, decode_addr_const, mark_weak,
22035 default_encode_section_info): Likewise.
22037 2004-07-01 Steven Bosscher <stevenb@suse.de>
22039 * stmt.c (check_seenlabel): Remove.
22040 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
22042 2004-07-01 Richard Henderson <rth@redhat.com>
22044 * function.h (struct function): Remove x_function_call_count.
22045 (function_call_count): Remove.
22046 * calls.c (expand_call): Don't set it.
22047 * integrate.c (copy_rtx_and_substitute): Likewise.
22049 * function.h (struct function): Remove x_cleanup_label.
22050 (cleanup_label): Remove.
22051 * stmt.c (expand_value_return): Don't use it.
22052 * function.c (free_after_compilation): Don't set it.
22053 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
22054 * cfgexpand.c (tree_expand_cfg): Update call.
22055 * tree.h (expand_function_start): Update decl.
22057 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
22060 * c-lang.c (c_initialize_diagnostics): Move from here ...
22061 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
22062 (c_tree_printer): Use pretty-printer to format %T.
22063 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
22064 before '*' if not C++.
22065 (pp_c_direct_abstract_declarator): Don't try to print array upper
22066 bound for flexible array members.
22067 * c-tree.h: Include "diagnostic.h".
22068 (c_initialize_diagnostics): Declare.
22069 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
22070 * c-format.c (format_type_warning): New function. Improve
22071 diagnostics for incorrect format argument types.
22072 (check_format_types): Use it. Add two parameters. Use the
22073 TYPE_MAIN_VARIANT of wanted_type.
22074 (check_format_info_main): Pass new parameters to
22075 check_format_types.
22076 (struct format_wanted_type): Update comment.
22078 2004-07-01 Nick Clifton <nickc@redhat.com>
22080 * target.h (struct gcc_target): Add new field to struct cxx:
22081 import_export_class.
22082 * target-def.h (TARGET_CXX): Initialise the new field.
22083 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
22085 * doc/tm.texi: Document the new target hook.
22087 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22089 * builtins.c (fold_builtin_classify): Fix typo.
22091 2004-07-01 Richard Henderson <rth@redhat.com>
22093 * function.c (identify_blocks, identify_blocks_1): Remove.
22094 * function.h (identify_blocks): Remove.
22095 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
22097 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22099 * builtins.c (fold_builtin_classify): New.
22100 (fold_builtin_unordered_cmp): Fix commentary.
22101 (fold_builtin): Use it.
22102 * builtins.def: Define builtins for isnan,
22103 isnanf, isnanl, finite, finitef, finitel,
22104 isinf, isinff, isinfl.
22106 2004-07-01 Richard Henderson <rth@redhat.com>
22108 * function.h (struct function): Remove dont_emit_block_notes.
22109 * gimple-low.c (lower_function_body): Don't set it.
22110 * cfgexpand.c (expand_block): Don't check it.
22111 * cfglayout.c (insn_locators_initialize): Likewise.
22112 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
22113 * passes.c (rest_of_compilation): Likewise.
22114 * stmt.c (expand_start_bindings_and_block): Likewise.
22115 (expand_end_bindings): Likewise.
22117 2004-07-01 Richard Henderson <rth@redhat.com>
22119 * cgraph.h (cgraph_build_static_cdtor): Declare.
22120 * cgraphunit.c (cgraph_build_static_cdtor): New.
22121 * c-objc-common.c (build_cdtor): Use it.
22122 * coverage.c (create_coverage): Likewise.
22123 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
22124 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
22126 See ChangeLog.11 for earlier changes.