Mercurial > hg > truffle
view graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/gen/BytecodeLIRBuilder.java @ 15556:6cc1c153e5f1
BytecodeLIRBuilder: add getArrayLengthOffset().
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Tue, 06 May 2014 20:09:37 +0200 |
parents | 06ecedffb109 |
children | 0fc035104370 |
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/* * Copyright (c) 2014, 2014, 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.compiler.gen; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.lir.gen.*; public abstract class BytecodeLIRBuilder { protected final LIRGeneratorTool gen; protected final BytecodeParserTool parser; public BytecodeLIRBuilder(LIRGeneratorTool gen, BytecodeParserTool parser) { this.gen = gen; this.parser = parser; } public void emitPrologue(ResolvedJavaMethod method) { CallingConvention incomingArguments = gen.getCallingConvention(); Value[] params = new Value[incomingArguments.getArgumentCount()]; for (int i = 0; i < params.length; i++) { params[i] = LIRGenerator.toStackKind(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(); } } } gen.emitIncomingValues(params); Signature sig = method.getSignature(); boolean isStatic = method.isStatic(); for (int i = 0; i < sig.getParameterCount(!isStatic); i++) { Value paramValue = params[i]; assert paramValue.getKind() == sig.getParameterKind(i).getStackKind(); parser.storeLocal(i, gen.emitMove(paramValue)); } } public abstract int getArrayLengthOffset(); }