Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/node/NodeMethodParser.java @ 8595:8a1115c92271
Implemented codegen guard definitions can now omit unused parameters.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 01 Apr 2013 21:43:20 +0200 |
parents | |
children | 5eeade940236 |
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/* * Copyright (c) 2012, 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.truffle.codegen.processor.node; import java.util.*; import javax.lang.model.element.*; import javax.lang.model.type.*; import com.oracle.truffle.codegen.processor.*; import com.oracle.truffle.codegen.processor.node.NodeFieldData.*; import com.oracle.truffle.codegen.processor.template.*; import com.oracle.truffle.codegen.processor.template.ParameterSpec.Cardinality; public abstract class NodeMethodParser<E extends TemplateMethod> extends TemplateMethodParser<NodeData, E> { public NodeMethodParser(ProcessorContext context, NodeData node) { super(context, node); } public NodeData getNode() { return template; } protected ParameterSpec createValueParameterSpec(String valueName, NodeData nodeData) { ParameterSpec spec = new ParameterSpec(valueName, nodeTypeMirrors(nodeData)); spec.setSignature(true); return spec; } private static List<TypeMirror> nodeTypeMirrors(NodeData nodeData) { Set<TypeMirror> typeMirrors = new LinkedHashSet<>(); for (ExecutableTypeData typeData : nodeData.getExecutableTypes()) { typeMirrors.add(typeData.getType().getPrimitiveType()); } typeMirrors.add(nodeData.getTypeSystem().getGenericType()); return new ArrayList<>(typeMirrors); } protected ParameterSpec createReturnParameterSpec() { return createValueParameterSpec("operation", getNode()); } @Override public boolean isParsable(ExecutableElement method) { return Utils.findAnnotationMirror(getContext().getEnvironment(), method, getAnnotationType()) != null; } @SuppressWarnings("unused") protected final MethodSpec createDefaultMethodSpec(ExecutableElement method, AnnotationMirror mirror, String shortCircuitName) { MethodSpec methodSpec = new MethodSpec(createReturnParameterSpec()); if (getNode().supportsFrame()) { methodSpec.addOptional(new ParameterSpec("frame", getContext().getTruffleTypes().getFrame())); } resolveAndAddImplicitThis(methodSpec, method); for (NodeFieldData field : getNode().getFields()) { if (field.getKind() == FieldKind.FIELD) { ParameterSpec spec = new ParameterSpec(field.getName(), field.getType()); spec.setLocal(true); methodSpec.addOptional(spec); } } for (NodeFieldData field : getNode().getFields()) { if (field.getExecutionKind() == ExecutionKind.IGNORE) { continue; } if (field.getExecutionKind() == ExecutionKind.DEFAULT) { ParameterSpec spec = createValueParameterSpec(field.getName(), field.getNodeData()); if (field.getKind() == FieldKind.CHILDREN) { spec.setCardinality(Cardinality.MULTIPLE); spec.setIndexed(true); } methodSpec.addRequired(spec); } else if (field.getExecutionKind() == ExecutionKind.SHORT_CIRCUIT) { String valueName = field.getName(); if (shortCircuitName != null && valueName.equals(shortCircuitName)) { break; } methodSpec.addRequired(new ParameterSpec(shortCircuitValueName(valueName), getContext().getType(boolean.class))); methodSpec.addRequired(createValueParameterSpec(valueName, field.getNodeData())); } else { assert false; } } return methodSpec; } protected void resolveAndAddImplicitThis(MethodSpec methodSpec, ExecutableElement method) { TypeMirror declaredType = Utils.findNearestEnclosingType(method).asType(); if (!method.getModifiers().contains(Modifier.STATIC) && !Utils.isAssignable(declaredType, getContext().getTruffleTypes().getNode())) { methodSpec.addImplicitRequiredType(getNode().getTemplateType().asType()); } } private static String shortCircuitValueName(String valueName) { return "has" + Utils.firstLetterUpperCase(valueName); } }