1999-08-19 14:44 -0700  Zack Weinberg  <zack@bitmover.com>

	* rtl.def (NOTE): Change format to "iuu0n".
	(ADDR_DIFF_VEC): Change format to "eEee0".
	(ADDRESSOF): Change format to "eit".

	* rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
	(RTVEC_ELT): Change to match.
	(XVECEXP): Use XVEC and RTVEC_ELT.
	(INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
	ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
	(PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
	CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
	TRAP_CONDITION, TRAP_CODE): Use XEXP.
	(INTVAL): Use XWINT.
	(ADDRESSOF_DECL): Use XTREE.
	(SET_ADDRESSOF_DECL): Delete.
	(NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
	NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill.  These have been
	ifdefed out since 2.6 at least.
	(gen_rtvec_vv): Delete prototype.

	* rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
	not rtunion.
	(copy_most_rtx): Handle 't' format letter.
	* emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
	(gen_rtvec_vv): Delete function.  All callers changed to use
	gen_rtvec_v instead.
	* print-rtl.c (print_rtx): Move special casing of NOTEs to
	the '0' format letter.

	* function.c (gen_mem_addressof): Don't use
	SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
	instead.
	* integrate.c (copy_rtx_and_substitute): Likewise.
	Copy 't' slots with XTREE.
	(subst_constants): Treat 't' slots like '[swi]' slots.
	* cse.c (canon_hash, exp_equiv_p): Treat 't' slots like	'0' slots.
	* jump.c (rtx_equal_for_thread_p): Likewise.
	* rtlanal.c (rtx_equal_p): Likewise.
	* stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
	only four arguments.
	* gengenrtl.c (type_from_format): Provide correct types for
	'b' and 't' slots.


	* tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
	If a recent gcc is in use (always in stage2 and beyond), use
	statement expressions, so we don't make a function call unless
	the check fails.  Evaluate arguments exactly once.
	(CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
	TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
	Delete.
	(CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
	they evaluate their arguments exactly once, irrespective of
	the compiler in use.

	* tree.c [ENABLE_CHECKING]: Define whichever set of functions
	is used by the currently-enabled check macros.  This is:
	(tree_check_failed, tree_class_check_failed): For gcc.
	(tree_check, tree_class_check, cst_or_constructor_check,
	expr_check): For other compilers.

	* gencheck.c: Do not define any *_CHECK1 macros.

From-SVN: r28769

	* c-common.c (c_get_alias_set): Fix support for poitners and
	references.

Co-Authored-By: Mark Mitchell <mark@codesourcery.com>

From-SVN: r28768

	* cp-tree.h: Declare flag_use_repository.
	* pt.c (do_decl_instantiation): Don't complain about duplicate
	instantiation with -frepo.
	(do_type_instantiation): Likewise.

	* pt.c (push_template_decl_real): Complain about everything
	that isn't a valid template.

	* decl2.c (import_export_decl): If -fnew-abi, class linkage doesn't
	affect inlines.

From-SVN: r28767

From-SVN: r28766

Thu Aug 19 10:26:18 1999  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * parse.y (method_header): Return a null pointer if the current
        class node is null.
        (finish_method_declaration): Return if the current function decl
        is null.
        (source_start_java_method): Likewise.
        (java_method_add_stmt): Likewise.

This fixes the net PR #17.

From-SVN: r28765

From-SVN: r28764

From-SVN: r28763

	* alias.c: Include tree.h.
	(nonlocal_reference_p, mark_constant_function): New functions.
	* flow.c (life_analysis): Call mark_constant_function.
	* rtl.h (mark_constant_function): Declare it.

From-SVN: r28762

From-SVN: r28761

	* cp-tree.def (PSEUDO_DTOR_EXPR): New tree code.
	* decl2.c (build_expr_from_tree): Handle it.
	* error.c (dump_expr): Likewise.
	* pt.c (for_each_template_parm): Likewise.
	(tsubst_copy): Likewise.
	* tree.c (search_tree): Likewise.
	* semantics.c (finish_pseudo_destructor_call): Create it.

From-SVN: r28760

From-SVN: r28759

Wed Aug 18 13:17:15 1999  Alexandre Petit-Bianco  <apbianco@cygnus.com>

	* class.c (emit_register_class): Removed unnecessary call to
 	start_sequence.
	* parse.y (labeled_block_contains_loop_p): Removed unused local
 	variable.

Tue Aug 17 22:51:44 1999  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * parse.y (java_refold): Added prototype.

Tue Aug 17 21:48:41 1999  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * parse.y (BINOP_COMPOUND_CANDIDATES): New macro.
        (java_stabilize_reference): Removed unnecessary `else'.
        (java_complete_lhs): Set flag to remember boolean. Call
        java_refold. Added comments.
        (java_decl_equiv): New function.
        (binop_compound_p): Likewise.
        (java_refold): Likewise.
        (patch_unaryop): Striped static field access assigned to decl and
        op. Changed promotion scheme for ++/-- operators.
        (search_loop): New function.
        (labeled_block_contains_loop_p): Likewise.
        (patch_loop_statement): Call labeled_block_contains_loop_p. Added
        comment.
        (patch_bc_statement): Call search_loop. Fixed comment.

Mostly bug fixes in some forms of compound expressions and
break/continue target lookup.

From-SVN: r28758

	* loop.c (recombine_givs): Set ix field after sorting.
	(recombine_givs): Remove bogus index / giv lockstep looping.

From-SVN: r28757

	* search.c (setup_class_bindings): Robustify.
	* typeck.c (common_type): Use same_type_p, not pointer equality,
	to compare types.

From-SVN: r28756

        * cp-tree.h (build_lang_field_decl): Remove.
	* class.c (build_vtable): Replace calls to build_lang_field_decl
	with build_lang_decl.
	(prepare_fresh_vtable): Likewise.
	(finish_struct_1): Likewise.
	(init_class_processing): Likewise.
	* decl.c (push_using_decl): Likewise.
	(init_decl_processsing): Likewise.
	(grokvardecl): Likewise.
	(build_ptrmemfunc_type): Likewise.
	(grokdeclarator): Likewise.
	(build_enumerator): Likewise.
	* decl2.c (grok_x_components): Likewise.
	(do_class_using_decl): Likewise.
	* except.c (call_eh_info): Likewise.
	* init.c (init_init_processing): Likewise.
	* rtti.c (expand_class_decl): Likewise.
	* tree.c (build_base_fields): Likewise.
	(build_vbase_pointer_fields): Likewise.
	* lex.c (build_lang_decl): Build declarations on the permanent
	obstack if we're building statmeent trees.
	(retrofit_lang_decl): Handle both the full lang_decl and also the
	smaller lang_decl_flags here.
	(build_lang_field_decl): Remove.
	* pt.c (push_template_decl_real): Issue errors for variable
	declarations that are not static members.

From-SVN: r28755

        * tree.c (search_tree): Handle TRUTH_{AND,OR,XOR}_EXPR too.
        (mapcar): Likewise.

From-SVN: r28754

	* java/lang/ThreadGroup.java: Fixed now-erroneous comment.
	* java/lang/natThread.cc (finish_): Call ThreadGroup.remove.

From-SVN: r28753

From-SVN: r28752

From-SVN: r28751

From-SVN: r28750

From-SVN: r28749

	* java/lang/natClassLoader.cc (_Jv_PrepareCompiledClass): Renamed
	from _Jv_InternClassStrings.

	* prims.cc (_Jv_RunMain): New function.
	(JvRunMain): Remove gij-support.

	* gij.cc (main): Use _Jv_RunMain.

	* java/util/zip/ZipFile.java: Call readDirectory in constructor.

	* interpret.cc (PUSHA, PUSHI, PUSHF, PUSHL, PUSHD): Don't store
	argument in temp variable.
	(continue1): For all op_x2y insns, use temp variable for
	intermediate value.  Also remove some comments.

	* java/lang/natClass.cc (newInstance): Call _Jv_InitClass.
	(forName): Don't call _Jv_InitClass.

	* java/lang/Class.java (getResource,getResourceAsStream): Implement.

	* java/util/zip/ZipEntry.java (ZipEntry(ZipEntry)): New construcor.

	* java/util/jar/JarInputStream.java: New file.

	* java/util/jar/JarEntry.java: New file.

	* java/util/jar/JarFile.java: New file.

	* java/net/URLClassLoader.java: New file.

	* java/net/JarURLConnection.java: New file.

	* gnu/gcj/protocol/jar/Handler.java: New file.

	* gnu/gcj/protocol/jar/Connection.java: New file.

	* java/security/SecureClassLoader.java: New file.

	* java/lang/ClassLoader.java (parent): New variable.
	(ClassLoader (ClassLoader)): new constructor.
	(findClass): New method.
	(loadClass): Add default 1.2 implementation.
	(getSystemResourceAsBytes, getResourceAsBytes): Removed.
	(readfully): Removed.

	* gnu/gcj/runtime/VMClassLoader.java: Moved from java/lang.
	(findSystemClass): New method.
	(VMClassLoader): Constructor rewritten.
	(init): New method.
	All other methods removed.

	* java/lang/natClassLoader.cc: Change use of java::lang::VMClassLoader
	to gnu::gcj::runtime::VMClassLoader.
	(_Jv_InternClassStrings): Use _Jv_ResolvePoolEntry.  Also handle
	class entries.
	(VMClassLoader::findSystemClass): renamed from findBootClass.

	* Makefile.am: Add new files.
	(FirstThread.h, ThreadGroup.h): Add _Jv_Main friend.

	* Makefile.in: Rebuilt.

From-SVN: r28748

* cse.c (cse_insn): Call never_reached_warning when a jump is
changed to be unconditional.
* flags.h: Declare warn_notreached.
* flow.c (delete_block): Call never_reached_warning when
a block is deleted.
* jump.c (delete_barrier_successors): Call never_reached_warning
when we delete everything after a BARRIER.
(never_reached_warning): New function.
* rtl.h: Declare never_reached_warning.
* toplev.c (warn_notreached): New variable.
(lang_independent_options): Set warn_notreached
when -Wunreachable-code.
(compile_file): We need line numbers for -Wunreachable-code.

Also modify documentation to suit.

From-SVN: r28747

From-SVN: r28745

        * haifa-sched.c (insn_unit): Fix typo on out of range test.
        * sched.c (insn_unit): Likewise.

From-SVN: r28744

From-SVN: r28743

	* java/lang/natThread.cc (sleep): Turn 0 millis and 0 nanos into 1
	nano.
	* include/quick-threads.h (_Jv_CondWait): Don't round to 0
	inappropriately.

From-SVN: r28742

	* cp-tree.h (back_end_hook): New variable.
	* decl2.c (back_end_hook): Define it.
	(finish_file): If it's non-NULL, call it.

From-SVN: r28741

Tue Aug 10 00:08:29 1999  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

	* gc_priv.h: Merged IRIX thread changes from
	include/private/gc_priv.h.

From-SVN: r28740

	* decl.c (add_decl_to_level): New function.
	(push_local_binding): Use it.
	(find_binding): Fix typo in comment.
	(pushdecl): Use add_decl_to_level.  Put templates on the
	corresponding namespace-scope binding levels.
	* dump.c (dequeue_and_dump): Print the specializations of a
	template.
	* pt.c (push_template_decl_real): Don't push a template multiple
	times.

From-SVN: r28738

	* libjava.lang/Array_2.java: New file.
	* libjava.lang/Array_2.out: New file.

From-SVN: r28737

Tue Aug 17 17:39:43 EDT 1999  Andrew MacLeod  <amacleod@cygnus.com>

	* flow.c (create_edge_list): Use xmalloc, not malloc.

From-SVN: r28736

From-SVN: r28735

From-SVN: r28734

	* cp-tree.h (CALL_DECLARATOR_PARMS): New macro.
	(CALL_DECLARATOR_QUALS): Likewise.
	(CALL_DECARATOR_EXCEPTION_SPEC): Likewise.
	* decl.c (grokdeclarator): Adjust to use them.
	* decl2.c (grokfield): Likewise.
	(reparse_absdcl_as_casts): Likewise.
	* lex.c (make_call_declarator): Likewise.
	(set_quals_and_spec): Likewise.
	* pt.c (tsubst): Likewise.
	* tree.c (mapcar): Remove special hack to handle third operand of
	a CALL_EXPR.

From-SVN: r28733

	* basic-block.h (struct edge_list): Stucture to maintain a vector
	of edges.
	(EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
	 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
	(create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
	New function prototypes.
	* flow.c (create_edge_list): Function to create an edge list.
	(free_edge_list): Discards memory used by an edge list.
	(print_edge_list): Debug output showing an edge list.
	(verify_edge_list): Internal consistency check for an edge list.

From-SVN: r28732

	* cp-tree.h (CAN_HAVE_FULL_LANG_DECL_P): New macro.
	* class.c (build_vtable): Use build_lang_field_decl to build the
	VAR_DECLs for vtables.
	(prepare_fresh_vtable): Likewise.
	* decl.c (duplicate_decls): Only copy DECL_SAVED_TREE if
	CAN_HAVE_FULL_LANG_DECL_P.
	(push_using_decl): Use build_lang_decl to build USING_DECLs.
	(grokdeclarator): Use build_lang_decl to build TYPE_DECLs.
	* lex.c (retrofit_lang_decl): Check CAN_HAVE_FULL_LANG_DECL_P.
	(build_lang_field_decl): Likewise.
	(copy_lang_decl): Use CAN_HAVE_FULLLANG_DECL_P to decide how much
	to copy.

From-SVN: r28731

From-SVN: r28730

	* cp-tree.def (STMT_EXPR): New tree node.
	* cp-tree.h (STMT_EXPR_STMT): New macro.
	(store_return_init): Change prototype.
	(finish_named_return_value): New function.
	(expand_stmt): Likewise.
	(expand_body): Likewise.
	(begin_stmt_tree): Likewise.
	(finish_stmt_tree): Likewise.
	(expanding_p): New variable.
	(last_expr_type): Likewise.
	(building_stmt_tree): New macro.
	* decl.c (start_function): Use building_stmt_tree, not
	processing_template_decl, where appropriate.
	(store_parm_decls): Likewise.
	(store_return_init): Move most of the body to semantics.c.
	(finish_function): Use building_stmt_tree.
	(finish_stmt): Clear last_expr_type here.
	(cp_function): Add expanding_p, last_tree, last_expr_type.
	(push_cp_function_context): Save them.
	(pop_cp_function_context): Restore them.
	* decl2.c (setup_vtbl_ptr): Move to semantics.c.
	* error.c (dump_expr): Handle STMT_EXPR.
	* except.c (expand_start_catch_block): Use building_stmt_tree.
	Use add_decl_stmt.
	* expr.c (cplus_expand_expr): Handle STMT_EXPR.
	(do_case): Move add_tree call to semantics.c.
	* parse.y (return_init): Use finish_named_return_value.
	(for.init.statement): Use finish_expr_stmt.
	* parse.c: Regenerated.
	* pt.c (do_pushlevel): Move to semantics.c.
	(do_poplevel): Likewise.
	(tsubst_copy): Handle STMT_EXPR instead of BIND_EXPR.
	(tsubst_expr): Don't expand all the way to RTL here.  Handle
	RETURN_INIT and CTOR_INITIALIZER.
	(instantiate_decl): Call expand_body after tsubst'ing into
	DECL_SAVED_TREE.
	* semantics.c (expand_stmts): New function.
	(expanding_p): New variable.
	(last_expr_type): Likewise.
	(finish_expr_stmt): Use building_stmt_tree.
	(begin_if_stmt): Likewise.
	(finish_if_stmt_cond): Likewise.
	(finish_then_clause): Likewise.
	(begin_else_clause): Likewise.
	(finish_else_clause): Likewise.
	(begin_while_stmt): Likewise.
	(finish_while_stmt_cond): Likewise.
	(finish_while_stmt): Likewise.
	(finish_do_body): Likewise.
	(finish_do_stmt): Likewise.
	(finish_return_stmt): Likewise.
	(begin_for_stmt): Likewise.
	(fnish_for_init_stmt): Likewise.
	(finish_for_cond): Likewise.
	(finish_for_expr): Likewise.
	(finish_for_stmt): Likewise.
	(finish_break_stmt): Likewise.
	(finish_continue_stmt): Likewise.
	(finish_switch_cond): Likewise.
	(finish_switch_stmt): Likewise.
	(finish_case_label): Call add_tree here if necessary.
	(finish_goto_statement): Use building_stmt_tree.
	(begin_try_block): Likewise.
	(begin_function_try_block): Likewise.
	(finish_try_block): Likewise.
	(finish_function_try_block): Likewise.
	(finish_handler_sequence): Likewise.
	(finish_function_handler_sequence): Likewise.
	(begin_handler): Likewise.
	(finish_handler_parms): Likewise.
	(finish_handler): Likewise.
	(begin_compound_stmt): Likewise.
	(finish_compound_stmt): Likewise.
	(finish_asm_stmt): Likewise.
	(finish_label_stmt): Likewise.
	(finish_named_return_value): New function.
	(setup_vtbl_ptr): Moved here from decl2.c.
	(do_pushlevel): Moved here from pt.c.
	(do_poplevel): Likewise.
	(begin_stmt_expr): Use building_stmt_tree.
	(finish_stmt_expr): Likewise.  Build a STMT_EXPR, not a BIND_EXPR,
	when building_stmt_tree.
	(begin_stmt_tree): New function.
	(finish_stmt_tree): Likewise.
	(expand_stmt): Likewise.
	(expand_body): Likewise.
	* tree.c (build_cplus_method_type): Make sure the argument types
	end up on the same obstack as the METHOD_TYPE.
	(search_tree): Handle COMPOUND_EXPR, MODIFY_EXPR,
	THROW_EXPR, STMT_EXPR.
	(mapcar): Break out common cases.  Handle COMPOUND_EXPR,
	MODIFY_EXPR, THROW_EXPR, STMT_EXPR, RTL_EXPR.  Abort, rather than
	sorry, if an unsupported node is encountered.
	* typeck.c (require_complete_type_in_void): Handle BIND_EXPR.
	(c_expand_return): Don't call add_tree here.

From-SVN: r28729

	* tree.c (type_hash_add): Use permalloc to allocate nodes in the
	hashtable.

From-SVN: r28728