Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBytecodeLIRBuilder.java @ 22918:f84799cc5e03
added sources for JVMCI library
author | Doug Simon <doug.simon@oracle.com> |
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date | Sun, 01 Nov 2015 17:03:05 +0100 |
parents | 615f3bbbb174 |
children |
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/* * Copyright (c) 2014, 2015, 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.amd64; import static jdk.vm.ci.amd64.AMD64.rbp; import jdk.vm.ci.amd64.AMD64Kind; import jdk.vm.ci.code.CallingConvention; import jdk.vm.ci.code.StackSlot; import jdk.vm.ci.code.ValueUtil; import jdk.vm.ci.hotspot.HotSpotResolvedJavaField; import jdk.vm.ci.meta.JavaConstant; import jdk.vm.ci.meta.LIRKind; import jdk.vm.ci.meta.ResolvedJavaField; import jdk.vm.ci.meta.ResolvedJavaMethod; import jdk.vm.ci.meta.ResolvedJavaType; import jdk.vm.ci.meta.Signature; import jdk.vm.ci.meta.Value; import com.oracle.graal.compiler.gen.BytecodeLIRBuilder; import com.oracle.graal.compiler.gen.BytecodeParserTool; import com.oracle.graal.lir.gen.LIRGeneratorTool; public class AMD64HotSpotBytecodeLIRBuilder extends BytecodeLIRBuilder { public AMD64HotSpotBytecodeLIRBuilder(LIRGeneratorTool gen, BytecodeParserTool parser) { super(gen, parser); } private AMD64HotSpotLIRGenerator getGen() { return (AMD64HotSpotLIRGenerator) gen; } @Override public void emitPrologue(ResolvedJavaMethod method) { CallingConvention incomingArguments = gen.getCallingConvention(); Value[] params = new Value[incomingArguments.getArgumentCount() + 1]; for (int i = 0; i < params.length - 1; i++) { params[i] = incomingArguments.getArgument(i); if (ValueUtil.isStackSlot(params[i])) { StackSlot slot = ValueUtil.asStackSlot(params[i]); if (slot.isInCallerFrame() && !gen.getResult().getLIR().hasArgInCallerFrame()) { gen.getResult().getLIR().setHasArgInCallerFrame(); } } } params[params.length - 1] = rbp.asValue(LIRKind.value(AMD64Kind.QWORD)); gen.emitIncomingValues(params); getGen().emitSaveRbp(); Signature sig = method.getSignature(); boolean isStatic = method.isStatic(); for (int i = 0; i < sig.getParameterCount(!isStatic); i++) { Value paramValue = params[i]; assert paramValue.getLIRKind().equals(gen.target().getLIRKind(sig.getParameterKind(i).getStackKind())); parser.storeLocal(i, gen.emitMove(paramValue)); } } @Override public int getArrayLengthOffset() { return getGen().config.arrayOopDescLengthOffset(); } @Override public JavaConstant getClassConstant(ResolvedJavaType declaringClass) { return declaringClass.getJavaClass(); } @Override public int getFieldOffset(ResolvedJavaField field) { return ((HotSpotResolvedJavaField) field).offset(); } }