From-SVN: r46575

From-SVN: r46574

	* dwarf2out.c (reg_number): Abort if pseudo.
	(reg_loc_descriptor): Return 0 if pseudo.
	(is_based_loc): Return 0 if pseudo.
	(mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
	recursive calls.
	(concat_loc_descriptor): Return 0 if either part's descriptor is 0.
	(loc_descriptor): Return 0 if can't find location and handle 0
	return from recursive calls.
	(loc_descriptor_from_tree): Likewise.
	Fix handling of indirect.
	Also return 0 for PLACEHOLDER_EXPR.
	Clean up COMPONENT_REF cases.
	(add_AT_location_descriptor): Simplify, but handle 0 return from
	loc_descriptor.
	(add_const_value_attribute): Avoid shift count warning.
	(add_bound_info): Remove test for PLACEHOLDER_EXPR here.
	Set comp_unit_die as context if not in function.

From-SVN: r46573

	* config/mips/mips-protos.h: Break up long lines.
	Remove needless #ifdef/#endif blocks.
	Don't declare functions declared in file made by genpreds or recog.h.
	* config/mips/mips.c (mips_output_function_prologue): TSIZE
	is now HOST_WIDE_INT; delete unneeded casts.
	* config/mips/mips.h: Don't use #elif.

From-SVN: r46572

	* expr.c (stor_constructor_field): Always call adjust_address.
	Copy TARGET before changing its alias set.
	(store_field): Likewise, for TO_RTX.
	(get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
	replacement.
	(safe_from_p, case ADDR_EXPR): Properly check for conflict.
	(find_placeholder): Return 0 if can't find object.
	(expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
	returns 0.

From-SVN: r46571

	* include/jni.h (struct JNINativeInterface) [GetStringLength]:
	Returns jsize, not jint.

From-SVN: r46569

From-SVN: r46568

	* trans.c (gigi): Fix non determinism leading to bootstrap
	comparison failures for debugging information.

From-SVN: r46567

From-SVN: r46566

From-SVN: r46565

	* cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
	merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
	(merge_blocks): Properly udpate life after making edge nonfallthru.
	* cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.

From-SVN: r46564

From-SVN: r46563

	* java/util/zip/Adler32.java: Use correct class name.  (Re-merge
	from Classpath.)

From-SVN: r46561

From-SVN: r46560

	* c-typeck.c (convert_arguments): When comparing for enumeral
	type equality, use TYPE_MAIN_VARIANT.
	* gcc.dg/Wconversion.c: New tests.

From-SVN: r46559

From-SVN: r46558

	* s390/s390.c: Fix comment typos.
	* s390/s390.h: Likewise.
	* s390/s390.md: Likewise.

From-SVN: r46557

* tree-inline.c (WALK_SUBTREE_TAIL): New macro.
(walk_tree): Use it for tail calls where appropriate.

From-SVN: r46556

* cse.c (check_for_label_ref): Don't require REG_LABEL notes for
non-local label_refs.

From-SVN: r46555

From-SVN: r46554

	* config/h8300/h8300.c (get_shift_alg): Clean up.  Return the
	algorithm through the shift_info structure.
	(emit_a_shift): Update the use of get_shift_alg.

From-SVN: r46553

From-SVN: r46552

decl.c (validate_size): Modify message for bad size to avoid implication that compiler is modifying the...

	* decl.c (validate_size): Modify message for bad size to avoid
	implication that compiler is modifying the size.

From-SVN: r46551

From-SVN: r46550

	* sinfo.ads: Define Associated_Node to overlap Entity field. Cleanup.

	* sinfo.ads: Clarify use of Associated_Node (documentation only).

	* sem_ch12.adb: Change Node4 to Associated_Node. Change
	Associated_Node to Get_Associated_Node. Put use of Unchecked_Access
	much more narrowly in places where needed. These are cleanups.

From-SVN: r46549

	* 5zosinte.ads (null_pthread): new constant.

	* 5ztaprop.adb:
	(Initialize_TCB): Initialize thread ID to null, to be able to verify
	 later that this field has been set.
	(Finalize_TCB): ditto.
	(Suspend_Task): Verify that the thread ID is not null before using it.
	(Resume_Task): ditto.

	* s-tasdeb.adb:
	(Resume_All_Tasks): Lock the tasks list before using it.
	(Suspend_All_Tasks): ditto.

From-SVN: r46548

decl.c (gnat_to_gnu_entity, [...]): Make constant variant of designated type for Is_Access_Constant.

	* decl.c (gnat_to_gnu_entity, case E_General_Access_Type):
	Make constant variant of designated type for Is_Access_Constant.
	Call update_pointer_to with main variant.

	* trans.c (process_freeze_entity, process_type):
	Call update_pointer_to on main variant.

	* utils.c (update_pointer_to): Make corresponding variant for NEW_TYPE.
	If main variant, update all other variants.

	* utils2.c (build_unary_op, case INDIRECT_REF): No longer set
	TREE_STATIC.

From-SVN: r46547

From-SVN: r46546

From-SVN: r46545

From-SVN: r46544

	* prj-attr.ads: Minor reformatting
	Add ??? comment (this whole spec has almost no comments)

From-SVN: r46543

g-os_lib.adb (Normalize_Pathname): Preserve the double slash ("//") that precede the drive letter on Interix.

	* g-os_lib.adb (Normalize_Pathname): Preserve the double slash
        ("//") that precede the drive letter on Interix.

From-SVN: r46542

2001-10-27  Daniel Berlin  <dan@cgsoftware.com>

        * sched-rgn.c: Remove bitset typedef.
        Change bitset to sbitmap in prototypes / variable types.
        Remove bbset_size.
        Remove edgeset_bits.
        Remove edgeset_size.
        s/BITSET_ADD/SET_BIT/g
        s/BITSET_INVERT/sbitmap_ones/g
        s/BITSET_INTER/sbitmap_a_and_b/g
        s/BITSET_UNION/sbitmap_a_or_b/g
        s/BITSET_DIFFER/sbitmap_difference/g
        s/bitset_member/TEST_BIT/g
        (BITSET_*): Removed.
        (bitset_member): Removed.
        (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
        EXECUTE_IF_SET_IN_SBITMAP.
        (split_edges): Rewrite, use sbitmap functions instead of bitset
        operations.
        (schedule_region): Allocate/free sbitmaps, rather than bitsets.

From-SVN: r46541

From-SVN: r46540

reload1.c (emit_input_reload_insns): Fix parens in last (undocumented) change that was supposed to change only...

	* reload1.c (emit_input_reload_insns): Fix parens in last
	(undocumented) change that was supposed to change only whitespace.

From-SVN: r46539

	* cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.

	* local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
	ASM_OPERANDS.

From-SVN: r46538

	* flow.c (clear_log_links): Remove unused variable.
	* cfgcleanup.c (cleanup_cfg): Likewise.

From-SVN: r46537

* tree-inline.c (remap_decl): Don't copy size and size_unit here.
(remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.

From-SVN: r46536

        * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
        rename PV_REG to R27_REG.
        (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
        (REG_CLASS_FROM_LETTER): Update.
        (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
        * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
        (udivsi3, modsi3, umodsi3): Likewise.
        (divdi3, udivdi3, moddi3, umoddi3): Likewise.

From-SVN: r46535

        * cfg.c (clear_aux_for_blocks): Split out of ...
        (free_aux_for_blocks): here.
        (clear_aux_for_edges): Split from ...
        (free_aux_for_edges): here.
        * basic-block.h: Declare them.
        * lcm.c (compute_antinout_edge): Use them.
        (compute_laterin, compute_available, compute_nearerout): Likewise.
        (optimize_mode_switching): Likewise.

From-SVN: r46534