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  1. 13 Mar, 2005 2 commits
    • In gcc/ada/ 2005-03-12 Daniel Berlin <dberlin@dberlin.org> · c75ab022 
      In gcc/ada/
2005-03-12  Daniel Berlin <dberlin@dberlin.org>

	* misc.c (gnat_post_options): Turn off structural
	aliasing for now.
In gcc/
2005-03-12  Daniel Berlin  <dberlin@dberlin.org>

	* tree-flow-inline.h (ref_contains_array_ref): New function.
	(lookup_subvars_for_var): Ditto.
	(get_subvars_for_var): Ditto.
	(var_can_have_subvars): Ditto.

	* tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
	(struct subvar): New type.

	* tree-dfa.c (okay_component_ref_for_subvars): New function.

	* tree-optimize.c (init_tree_optimization_passes): Call
	pass_create_structure_vars.

	* tree-ssa-alias.c: Include vec.h.
	(init_alias_info): Don't auto-clear call clobbered on struct-field
	tags.
	(compute_flow_insensitive_aliasing): Handle subvars.
	(group_aliases): Handle STRUCT_FIELD aliases.
	(setup_pointers_and_addressables): Ditto.
	Don't mark variables non-addressable if they still have
	addressable subvars.
	Also mark subvars addressable when the real variable is marked
	addressable.
	(add_pointed_to_var): Try to prune the pointed-to set by only
	pointing to subvars when possible.
	Otherwise, make sure we set addresses_needed and pt_vars to
	properly include subvars.
	(bitpos_of_field): New function.
	(push_fields_onto_fieldstack): Ditto.
	(get_or_create_used_part_for): Ditto.
	(create_overlap_variables_for): Ditto.
	(find_used_portions): Ditto.
	(create_structure_vars): Ditto.
	(pass_create_structure_vars): New structure.

	* tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
	(get_expr_operands): Handle subvars.  Also try to turn
	COMPONENT_REF accesses into must-defs now that we can accurately
	portray it.
	(note_addressable): Try to only mark as addressable those subvars
	we know a COMPONENT_REF touches.
	(overlap_subvar): New function.

	* tree-vect-analyze.c (vect_object_analysis): Add new parameter.
	Handle subvar storing.
	(vect_address_analysis): Update caller of vect_object_analysis.

	* tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.

	* tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
	(STMT_VINFO_SUBVARS): New macro.

	* common.opts: add flag_tree_salias.

	* opts.c (decode_options): flag_tree_salias defaults to on.

	* doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.

	* doc/tree-ssa.texi: Document structural alias analysis.

From-SVN: r96362
      Daniel Berlin committed
    • Daily bump. · 23845f02 
      From-SVN: r96360
      GCC Administrator committed
  3. 12 Mar, 2005 28 commits
  5. 11 Mar, 2005 10 commits
    • re PR rtl-optimization/20306 (FP complex modes moved via GPRs) · c6506442 
              PR rtl-optimization/20306
        * expr.c (emit_move_complex): Set try_int false if mode is
        MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
        emit_block_move if try_int is true.

From-SVN: r96312
      David Edelsohn committed
    • libjava.exp (libjava_init): Use the same target check for Darwin. · a96cf763 
      2005-03-11  Andreas Tobler  <a.tobler@schweiz.ch>

	* testsuite/lib/libjava.exp (libjava_init): Use the same target
	check for Darwin.
	(libjava_arguments): Likewise.

	* testsuite/libjava.jni/jni.exp (gcj_jni_compile_c_to_so): Likewise.
	(gcj_jni_test_one): Likewise.
	(gcj_jni_invocation_compile_c_to_binary): Likewise.
	Add flags to keep the Darwin linker quiet.
	(gcj_jni_invocation_test_one): Use the same target check for Darwin.
	Add -liconv for Darwin.

From-SVN: r96311
      Andreas Tobler committed
    • re PR target/20415 (Vector init builtin produces invalid instruction pshufw) · f817d5d4 
              PR target/20415
        * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
        * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
        to match.

From-SVN: r96304
      Richard Henderson committed
    • Main.java (main): Handle '-p'. · 558b8548 
      libjava:
	* gnu/gcj/tools/gcj_dbtool/Main.java (main): Handle '-p'.
	(usage): Document '-p'.
	* Makefile.in: Rebuilt.
	* Makefile.am (dbexecdir): New variable.
	(db_name): Likewise.
	(dbexec_DATA): Likewise.
	($(db_name)): New target.
	(AM_CXXFLAGS): Define LIBGCJ_DEFAULT_DATABASE.
	* java/lang/natRuntime.cc (insertSystemProperties): Set default
	system database.
gcc/java:
	* gcj.texi (Invoking gcj-dbtool): Document 'gcj-dbtool -p'.
	(libgcj Runtime Properties): Document the default .db.

From-SVN: r96303
      Tom Tromey committed
    • mips.h (mips_fix_vr4130_string): Declare. · 0ac40e7a 
      	* config/mips/mips.h (mips_fix_vr4130_string): Declare.
	(TARGET_FIX_VR4130): New macro.
	(TARGET_OPTIONS): Add -mfix-vr4130.
	(ISA_HAS_MACCHI): New macro.
	(ASM_SPEC): Add -mfix-vr4130.
	* config/mips/mips.c (mips_fix_vr4130_string): New variable.
	(override_options): Handle mips_fix_vr4130_string.
	(mips_avoid_hazards): Clear all_noreorder_p
	if we're working around VR4130 errata and the macc alternatives
	are not available.
	* config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
	(*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
	* config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
	(MULTILIB_DEFAULTS): Remove leading "march=".
	(DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
	if no architecture option is given.
	* config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
	VR4130 multilibs.
	(MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
	* doc/invoke.texi: Document -mfix-vr4130.

From-SVN: r96301
      Richard Sandiford committed
    • mips.c (override_options): Only warn about -mint64 deprecation if TARGET_INT64. · 266c6b40 
      	* config/mips/mips.c (override_options): Only warn about -mint64
	deprecation if TARGET_INT64.

From-SVN: r96299
      Richard Sandiford committed
    • builtin-attrs.def (ATTR_NONNULL_LIST, [...]): New "nonnull" attribute lists… · 74124c73 
      builtin-attrs.def (ATTR_NONNULL_LIST, [...]): New "nonnull" attribute lists which are non-specific regarding the nonnull...

	* builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
	ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
	ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
	are non-specific regarding the nonnull parameter positions.
	(ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
	ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
	ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
	ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.

	* builtins.def: Use the non-specific "nonnull" attibute lists.

From-SVN: r96298
      Kaveh R. Ghazi committed
    • basic-block.h (single_succ_p, [...]): Improve comments. · 81b29e2f 
      	* basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
	single_pred_edge, single_succ, single_pred): Improve comments.

From-SVN: r96293
      Zdenek Dvorak committed
    • basic-block.h (single_succ_p, [...]): New inline functions. · c5cbcccf 
      	* basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
	single_pred_edge, single_succ, single_pred): New inline functions.
	* bb-reorder.c (rotate_loop, find_traces_1_round,
	add_labels_and_missing_jumps, fix_up_fall_thru_edges,
	duplicate_computed_gotos): Use the single_succ/pred functions.
	* cfganal.c (forwarder_block_p): Ditto.
	* cfgbuild.c (compute_outgoing_frequencies): Ditto.
	* cfgcleanup.c (try_simplify_condjump, try_forward_edges,
	outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
	merge_seq_blocks): Ditto.
	* cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
	* cfglayout.c (fixup_reorder_chain): Ditto.
	* cfgloop.c (mark_single_exit_loops, update_latch_info,
	canonicalize_loop_headers, verify_loop_structure): Ditto.
	* cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
	mfb_update_loops, create_preheader, force_single_succ_latches,
	create_loop_notes): Ditto.
	* cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
	force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
	commit_one_edge_insertion, purge_dead_edges,
	cfg_layout_can_merge_blocks_p): Ditto.
	* except.c (sjlj_emit_function_enter): Ditto.
	* flow.c (init_propagate_block_info): Ditto.
	* function.c (thread_prologue_and_epilogue_insns): Ditto.
	* gcse.c (find_implicit_sets, bypass_conditional_jumps,
	insert_insn_end_bb): Ditto.
	* ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
	find_if_case_2): Ditto.
	* lambda-code.c (perfect_nestify): Ditto.
	* lcm.c (optimize_mode_switching): Ditto.
	* loop-doloop.c (doloop_modify): Ditto.
	* loop-init.c (loop_optimizer_init): Ditto.
	* loop-iv.c (simplify_using_initial_values): Ditto.
	* loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
	* loop-unswitch.c (unswitch_loop): Ditto.
	* modulo-sched.c (generate_prolog_epilog): Ditto.
	* predict.c (combine_predictions_for_insn, estimate_probability,
	tree_estimate_probability, last_basic_block_p,
	estimate_bb_frequencies): Ditto.
	* profile.c (branch_prob): Ditto.
	* regrename.c (copyprop_hardreg_forward): Ditto.
	* sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
	* tracer.c (layout_superblocks): Ditto.
	* tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
	cfg_remove_useless_stmts_bb, cleanup_control_flow,
	cleanup_control_expr_graph, disband_implicit_edges,
	tree_find_edge_insert_loc, bsi_commit_edge_inserts,
	tree_verify_flow_info, tree_make_forwarder_block,
	tree_forwarder_block_p, remove_forwarder_block,
	remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
	* tree-if-conv.c (tree_if_conversion): Ditto.
	* tree-mudflap.c (mf_build_check_statement_for): Ditto.
	* tree-ssa-dce.c (remove_dead_stmt): Ditto.
	* tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
	copy_loop_headers): Ditto.
	* tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
	* tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
	* tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
	lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
	* tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
	* tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
	* tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
	* tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
	* tree-ssa-threadupdate.c (redirect_edges): Ditto.
	* tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
	eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
	* tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
	* tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
	* tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
	slpeel_add_loop_guard): Ditto.

From-SVN: r96292
      Zdenek Dvorak committed
    • [multiple changes] · 0b2df4a7 
      2005-03-12  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

        PR libfortran/20124
        * gfortran.dg/pr20124.f90: New Test

2005-03-11  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

        PR libfortran/20124
        * write.c (output_float): Adds a nzero_real variable to store
        the number of leading zeros whatever the format width is. Corrects
        the rounding of numbers less than 10^(-width). Fixes typo in an
        error message. Updates copyright years

From-SVN: r96291
      Francois-Xavier Coudert committed