# HG changeset patch # User Doug Simon # Date 1338560701 -7200 # Node ID 08620ddf859c76667a7bfea688392801010fe377 # Parent 174eb2b7f6bafaf78433dd84bdc3b43826328389 removed obsolete support for calling HotSpot type-check stubs diff -r 174eb2b7f6ba -r 08620ddf859c graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/TypeCheckSlowPath.java --- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/TypeCheckSlowPath.java Fri Jun 01 14:07:00 2012 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,78 +0,0 @@ -/* - * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ -package com.oracle.graal.hotspot.nodes; - -import com.oracle.graal.compiler.gen.*; -import com.oracle.graal.compiler.target.*; -import com.oracle.graal.hotspot.target.amd64.*; -import com.oracle.graal.lir.*; -import com.oracle.graal.nodes.*; -import com.oracle.graal.nodes.calc.*; -import com.oracle.graal.nodes.type.*; -import com.oracle.max.cri.ci.*; - -/** - * A node for calling the HotSpot stub implementing the slow path of a type check. - * This stub does not use any registers. - */ -public final class TypeCheckSlowPath extends FloatingNode implements LIRGenLowerable { - - @Input private ValueNode objectHub; - @Input private ValueNode hub; - - public ValueNode objectHub() { - return objectHub; - } - - public ValueNode hub() { - return hub; - } - - public TypeCheckSlowPath(ValueNode objectHub, ValueNode hub) { - super(StampFactory.forKind(CiKind.Boolean)); - this.objectHub = objectHub; - this.hub = hub; - } - - @Override - public void generate(LIRGenerator gen) { - CiValue objectHubOpr = gen.operand(objectHub); - Variable result = gen.newVariable(CiKind.Boolean); - AMD64TypeCheckSlowPathOp op = new AMD64TypeCheckSlowPathOp(result, objectHubOpr, gen.operand(hub)); - gen.append(op); - gen.setResult(this, result); - } - - /** - * Checks if {@code objectHub} is a subclass of {@code hub}. - * - * @return {@code true} if {@code objectHub} is a subclass of {@code hub}, {@code false} otherwise - */ - @SuppressWarnings("unused") - @NodeIntrinsic - public static boolean check(Object objectHub, Object hub) { - throw new UnsupportedOperationException("This method may only be compiled with the Graal compiler"); - } - - -} diff -r 174eb2b7f6ba -r 08620ddf859c graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/target/amd64/AMD64TypeCheckSlowPathOp.java --- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/target/amd64/AMD64TypeCheckSlowPathOp.java Fri Jun 01 14:07:00 2012 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,69 +0,0 @@ -/* - * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ -package com.oracle.graal.hotspot.target.amd64; - -import static com.oracle.max.cri.ci.CiValueUtil.*; - -import java.util.*; - -import com.oracle.graal.graph.*; -import com.oracle.graal.hotspot.*; -import com.oracle.graal.lir.amd64.*; -import com.oracle.graal.lir.asm.*; -import com.oracle.max.asm.target.amd64.*; -import com.oracle.max.cri.ci.*; - -/** - * Performs a call to the {@code slow_subtype_check_id} stub. - */ -public class AMD64TypeCheckSlowPathOp extends AMD64LIRInstruction { - - public AMD64TypeCheckSlowPathOp(CiValue result, CiValue objectHub, CiValue hub) { - super("TYPECHECK_SLOW", new CiValue[] {result}, null, new CiValue[] {objectHub, hub}, NO_OPERANDS, NO_OPERANDS); - } - - @Override - public void emitCode(TargetMethodAssembler tasm, AMD64MacroAssembler masm) { - CiValue result = output(0); - CiValue objectHub = input(0); - CiValue hub = input(1); - - masm.push(asRegister(objectHub)); - masm.push(asRegister(hub)); - AMD64Call.directCall(tasm, masm, CompilerImpl.getInstance().getConfig().instanceofStub, null); - - // Two pops to balance the two pushes above - the value first popped is discarded - masm.pop(asRegister(result)); - masm.pop(asRegister(result)); - } - - @Override - protected EnumSet flagsFor(OperandMode mode, int index) { - if (mode == OperandMode.Input) { - return EnumSet.of(OperandFlag.Register); - } else if (mode == OperandMode.Output) { - return EnumSet.of(OperandFlag.Register); - } - throw GraalInternalError.shouldNotReachHere(); - } -}