* optimize.c (inline_data): Remove fns_top.  Add scope_stmt.  Add
	in_target_cleanup_p.
	(remap_decl): New function.
	(remap_block): Likewise.
	(copy_scope_stmt): Likewise.
	(copy_body_r): Use remap_decl and copy_scope_stmt.
	(copy_body): Use VARRAY_TOP_TREE.
	(initialize_inlined_parameters): Likewise.
	(declare_return_variable): Likewise.
	(inlinable_function_p): Check flag_inline_trees.
	(expand_call_inline): Handle SCOPE_STMTs and TARGET_EXPRs
	specially.  Use VARRAY_PUSH_TREE.  Create a BLOCK for the
	parameters of the inlined function.
	(optimize_function): Prevent recursion into partially complete
	functions.

From-SVN: r30781

	* cp-tree.def (SCOPE_STMT): Take one operand.
	* cp-tree.h (SCOPE_STMT_BLOCK): New macro.
	(SCOPE_NULLIFIED_P): Redefine.
	(SCOPE_NO_CLEANUPS_P): New macro.
	(add_scope_stmt): Change prototype.
	* decl.c (poplevel): Tidy.  Warn about unused variables here.
	Record SCOPE_STMT_BLOCKs.
	(finish_function): Keep DECL_INITIAL for functions that might be
	inlined.
	* ir.texi: Document SCOPE_NO_CLEANUPS_P.
	* semantics.c: Include rtl.h.
	(add_scope_stmt): Return the new scope statement and, for an
	end-of-scope statement, its matching begin statement.  Don't set
	SCOPE_NULLIFIED_P.
	(do_pushlevel): Simplify, now that we are always
	function-at-a-time.
	(do_poplevel): Likewise.  Record SCOPE_STMT_BLOCKs.
	(expand_stmt): Don't call expand_start_bindings or
	expand_end_bindings for a scope with SCOPE_NO_CLEANUPS_P set.
	* tree.c (copy_tree_r): Clear SCOPE_STMT_BLOCK rather than setting
	SCOPE_NULLIFIED_P.
	* Makefile.in (semantics.o): Depend on RTL_H.

From-SVN: r30780

	* cp-tree.def (SCOPE_STMT): Take one operand.
	* cp-tree.h (SCOPE_STMT_BLOCK): New macro.
	(SCOPE_NULLIFIED_P): Redefine.
	(SCOPE_NO_CLEANUPS_P): New macro.
	(add_scope_stmt): Change prototype.
	* decl.c (poplevel): Tidy.  Warn about unused variables here.
	Record SCOPE_STMT_BLOCKs.
	(finish_function): Keep DECL_INITIAL for functions that might be
	inlined.
	* ir.texi: Document SCOPE_NO_CLEANUPS_P.
	* semantics.c: Include rtl.h.
	(add_scope_stmt): Return the new scope statement and, for an
	end-of-scope statement, its matching begin statement.  Don't set
	SCOPE_NULLIFIED_P.
	(do_pushlevel): Simplify, now that we are always
	function-at-a-time.
	(do_poplevel): Likewise.  Record SCOPE_STMT_BLOCKs.
	(expand_stmt): Don't call expand_start_bindings or
	expand_end_bindings for a scope with SCOPE_NO_CLEANUPS_P set.
	* tree.c (copy_tree_r): Clear SCOPE_STMT_BLOCK rather than setting
	SCOPE_NULLIFIED_P.

From-SVN: r30779

	* decl2.c (pending_statics_used): Make it a macro.
	(saved_inlines_used): Likewise.
	(finish_static_data_member_decl): Use VARRAY_PUSH_TREE.
	(mark_inline_for_output): Likewise.
	(ssdf_decls_used): Remove.
	(start_static_storage_duration_function): Use VARRAY_PUSH_TREE.
	(generate_ctor_or_dtor_function): Adjust accordingly.

From-SVN: r30778

	* varray.h (varray_head_tag): Add elements_used.
	(VARRAY_PUSH): New macro.
	(VARRAY_POP): Likewise.
	(VARRAY_TOP): Likewise.
	Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
	types.
	* varray.c (varray_init): Initialize elements_used.
	* Makefile.in (BASIC_BLOCK_H): Add varray.h.
	(INTEGRATE_H): New variable.
	(integrate.o): Depend on INTEGRATE_H.
	(unroll.o): Likewise.

From-SVN: r30777

	* function.h (insert_block_after_note): Declare.
	* function.c (insert_block_after_note): Split out from ...
	(retrofit_block): ... here.

From-SVN: r30776

From-SVN: r30775

	* regmove.c (copy_src_to_dest): Remove loop_depth parameter.
	(optimize_reg_copy_1): Remove REG_N_REFS updating code.
	(optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
	(regmove_optimize, fixup_match_1): Likewise.

From-SVN: r30774

	* flow.c (flow_loops_dump): Add missing argument when calling
	flow_loop_nested_p.

From-SVN: r30773

From-SVN: r30772

* c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
(init_attributes): Add A_NO_LIMIT_STACK.
(decl_attributes): Handle A_NO_LIMIT_STACK.
* c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
* explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
Handle stack bounds checking.
* flags.h (flag_stack_check): Use the word 'probe' rather than
'check', because the flag doesn't actually cause any checking to
be done.
* function.c (expand_function_start): Set
current_function_limit_stack.
* function.h (struct function): Add limit_stack.
(current_function_limit_stack): Define.
* invoke.texi (Code Gen Options): Document new options.
* rtl.h: Declare stack_limit_rtx.
* toplev.c (stack_limit_rtx): New variable.
(decode_f_option): Handle new options -fstack-limit-register=REG,
-fstack-limit-symbol=IDENT, -fno-stack-limit.
(main): Add stack_limit_rtx as GC root.
* tree.h (DECL_NO_LIMIT_STACK): New macro.
(struct tree_decl): New member no_limit_stack.

* config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
stack_limit_rtx.
* config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
(conditional_trap+1): Get new mnemonic correct.
(conditional_trap+2): New pattern for DImode traps.

* config/m68k/m68k.c (output_function_prologue): Handle
stack_limit_rtx.
* config/m68k/m68k.md (trap): New insn.
(conditional_trap): New insn.
* md.texi (Standard Names): Document `trap' and
`conditional_trap'.
* optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
so a cc0 setter doesn't get emitted at some random place in the
function.

* config/i960/i960.md (trap): New insn.
(conditional_trap): New expander.
(conditional_trap+1, conditional_trap+2): New insns for signed
and unsigned cases.
* config/i960/i960.c (i960_function_prologue): Use
STARTING_FRAME_OFFSET.  Handle stack_limit_rtx.

Co-Authored-By: Greg McGary <gkm@gnu.org>

From-SVN: r30771

* flags.h (warn_padded, warn_packed): Add global var decls.
* toplev.c (warn_padded, warn_packed): Add global var defns.
(W_options): Add warnings `-Wpacked' and `-Wpadded'.
* stor-layout.c (layout_record): Add local variable `type'
to hold often-used TREE_TYPE (field).  Add local variable
`unpacked_align' to hold alignment that would be in force
if no `packed' attribute were present.  Warn if `packed' attribute
is unnecessary, or even harmful.  Warn when gcc inserts padding
to satisfy alignment requirements of members.  Use NULL_TREE
when checking whether var_size is set.
* invoke.texi: Document new flags.

Co-Authored-By: Geoff Keating <geoffk@cygnus.com>

From-SVN: r30770

	* g++.old-deja/g++.abi/align.C: New test.
	* g++.old-deja/g++.abi/aggregates.C: Likewise.
	* g++.old-deja/g++.abi/bitfields.C: Likewise.

From-SVN: r30769

From-SVN: r30768

From-SVN: r30767

From-SVN: r30766

From-SVN: r30765

From-SVN: r30764

        * java/lang/natString.cc (equalsIgnoreCase): return false if
        anotherString is null.
        * java/lang/Boolean.java (valueOf): return FALSE if argument is
        null.

From-SVN: r30763

	* combine.c (try_combine): Before fixing up LOG_LINKS for the
	i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.

From-SVN: r30762

From-SVN: r30761

1999-12-02  Mike Karr  <mkarr@mathworks.com>

	* cccp.c (argdata): Added free_ptr member.
	(macroexpand): Initialize free_ptr of each argument. When an
	argument's buffers are freed, if the argument's free_ptr corresponds
	to a buffer on the input stack, then return the free_ptr to that stack
	frame, otherwise, free it.
	(macarg): If an argument begins and ends on the same input stack level,
	then transfer the free_ptr of that buffer to the argument in case
	the stack is popped during the processing of a subsequent argument.

From-SVN: r30760

From-SVN: r30759

From-SVN: r30758

From-SVN: r30757

From-SVN: r30756

1999-12-02  Bryce McKinlay  <bryce@albatross.co.nz>

        * libjava/java/net/ServerSocket.java (ServerSocket): Bind to any
        interface if bindAddr is null.

From-SVN: r30755

        * i386.md (extend?f?f2): Force the input into a register, not
        the output.

From-SVN: r30754

From-SVN: r30753

From-SVN: r30752

From-SVN: r30751

	* config/sparc/sparc.md (movsf_const_intreg): Add constraints for
	regclass' sake.
	(movdf_const_intreg_sp32): Likewise. Prefer the memory load
	alternative because setting up 64bit constant is usually costly,
	especially when reload is in progress or completed.
	(movdf_const_intreg_sp64): Likewise.
	(movdf_const_intreg split): Fix building up constants when
	HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.

From-SVN: r30750

combine.c (if_then_else_cond): Use const_true_rtx instead of const1_rtx for return values in EQ/NE comparison...

	* combine.c (if_then_else_cond): Use const_true_rtx instead of
	const1_rtx for return values in EQ/NE comparison against (const_int 0)
	case.

From-SVN: r30749

        * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
        (asm_file_start): Emit .am33 into assembly file when compiling for
        the AM33.
        (print_operand_address): Handle POST_INC addresses.
        (can_use_return_insn, initial_offset): Check AM33 registers too.
        (expand_prologue): Check & save AM33 registers too.
        (expand_epilogue): Similarly.
        wise.
        (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
        (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
        (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
        (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
        (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
        (HAVE_POST_INCREMENT): Define.
        (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
        (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
        * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
        (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
        (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
        (zero_extend to SI from QI/HI): Likewise.
        (sign_extend to SI from QI/HI): Likewise.
        (mulsidi3, umulsidi3): New patterns for the AM33.
        (tstsi with zero extension from QI/HI): Add AM33 variants.
        (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
        (return_internal_regs, store_movm): Handle new AM33 registers.
        * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
        (LIBGCC, INSTALL_LIBGCC): Likewise.
        * invoke.texi: Document new flags.

From-SVN: r30748

	* i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
	(addsi3_carry): Likewise.
	(sbbsi3_cc): Add "binary_operator_ok" to the condition.
	(sbbsi3_carry): Likewise.
	(mulsi3): Rewrite to expander, ensure that only one operand is memory.
	(mulhi3): Likewise.
	(test?i_1): Ensure that only one operand is memory.
	(conditional move patterns): likewise.
	(shift and rotate patterns): Rewrite to expander, add
	"binary_operator_ok" to the condition.

From-SVN: r30747

	* i386.md (QImode patterns): Remove '*' before the 'r' constraints.
	* i386.h (procesor_costs): Add movzbl_load field.
	(HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
	non-Q registers, accept DImode registers anywhere.
	(Q_CLASS_P): New.
	(MEMORY_MOVE_COST): Calculate QImode moves correctly.
	* i386.c (*_cost): Set value for movxbl_load field.

From-SVN: r30746

	* (addsi): New add to lea splitter.
	(ashlsi): Likewise.
	(lea to add/shift peep2): New.

From-SVN: r30745

	* config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
	* config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
	* config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.

From-SVN: r30744

	* cp-tree.h (min_tree_cons): Remove.
	(scratch_ovl_cons): Likewise.
	* decl.c (saveable_obstack): Don't declare.
	(duplicate_decls): Tweak error-message.
	(initialize_local_var): Explicitly mark the definition as static.
	(finish_function): Call permanent_allocation, just so
	that the middle-end sees the obstacks it expects.
	(mark_cp_function_context): Likewise.
	* init.c (build_new): Don't use min_tree_cons.
	* lex.c (permanent_obstack): Don't declare.
	(current_obstack, saveable_obstack): Likewise.
	* spew.c (current_obstack, saveable_obstack): Likewise.
	* tree.c (current_obstack, saveable_obstack): Likewise.
	(scratch_ovl_cons): Remove.
	(build_min_nt): Don't mess with obstacks.
	(build_min): Likewise.
	(min_tree_cons): Remove
	* typeck.c (build_component_ref): Don't use scratch_ovl_cons.
	(build_x_function_call): Likewise.
	(build_c_cast): Don't use min_tree_cons.

From-SVN: r30743

From-SVN: r30742