/*******************************************************************************
- * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v0.5
+ * are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v05.html
+ * http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
- ******************************************************************************/
+ *******************************************************************************/
package net.sourceforge.phpdt.internal.compiler.ast;
-import net.sourceforge.phpdt.internal.compiler.codegen.CodeStream;
import net.sourceforge.phpdt.internal.compiler.flow.FlowContext;
import net.sourceforge.phpdt.internal.compiler.flow.FlowInfo;
import net.sourceforge.phpdt.internal.compiler.lookup.BlockScope;
import net.sourceforge.phpdt.internal.compiler.lookup.FieldBinding;
-import net.sourceforge.phpdt.internal.compiler.lookup.MethodBinding;
-import net.sourceforge.phpdt.internal.compiler.problem.ShouldNotImplement;
-import net.sourceforge.phpdt.internal.compiler.util.Util;
public abstract class Reference extends Expression {
/**
public Reference() {
super();
}
-public FlowInfo analyseAssignment(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo, Assignment assignment, boolean isCompound) {
- throw new ShouldNotImplement(Util.bind("ast.variableShouldProvide")); //$NON-NLS-1$
-}
+public abstract FlowInfo analyseAssignment(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo, Assignment assignment, boolean isCompound);
+
public FlowInfo analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo) {
return flowInfo;
}
// (ref.bits & BindingIds.FIELD != 0)()
return null ;
}
-public void fieldStore(CodeStream codeStream, FieldBinding fieldBinding, MethodBinding syntheticWriteAccessor, boolean valueRequired) {
+//public void fieldStore(CodeStream codeStream, FieldBinding fieldBinding, MethodBinding syntheticWriteAccessor, boolean valueRequired) {
+//
+// if (fieldBinding.isStatic()) {
+// if (valueRequired) {
+// if ((fieldBinding.type == LongBinding) || (fieldBinding.type == DoubleBinding)) {
+// codeStream.dup2();
+// } else {
+// codeStream.dup();
+// }
+// }
+// if (syntheticWriteAccessor == null) {
+// codeStream.putstatic(fieldBinding);
+// } else {
+// codeStream.invokestatic(syntheticWriteAccessor);
+// }
+// } else { // Stack: [owner][new field value] ---> [new field value][owner][new field value]
+// if (valueRequired) {
+// if ((fieldBinding.type == LongBinding) || (fieldBinding.type == DoubleBinding)) {
+// codeStream.dup2_x1();
+// } else {
+// codeStream.dup_x1();
+// }
+// }
+// if (syntheticWriteAccessor == null) {
+// codeStream.putfield(fieldBinding);
+// } else {
+// codeStream.invokestatic(syntheticWriteAccessor);
+// }
+// }
+//}
+//public abstract void generateAssignment(BlockScope currentScope, CodeStream codeStream, Assignment assignment, boolean valueRequired);
+//
+//public abstract void generateCompoundAssignment(BlockScope currentScope, CodeStream codeStream, Expression expression, int operator, int assignmentImplicitConversion, boolean valueRequired);
+//
+//public abstract void generatePostIncrement(BlockScope currentScope, CodeStream codeStream, CompoundAssignment postIncrement, boolean valueRequired);
- if (fieldBinding.isStatic()) {
- if (valueRequired) {
- if ((fieldBinding.type == LongBinding) || (fieldBinding.type == DoubleBinding)) {
- codeStream.dup2();
- } else {
- codeStream.dup();
- }
- }
- if (syntheticWriteAccessor == null) {
- codeStream.putstatic(fieldBinding);
- } else {
- codeStream.invokestatic(syntheticWriteAccessor);
- }
- } else { // Stack: [owner][new field value] ---> [new field value][owner][new field value]
- if (valueRequired) {
- if ((fieldBinding.type == LongBinding) || (fieldBinding.type == DoubleBinding)) {
- codeStream.dup2_x1();
- } else {
- codeStream.dup_x1();
- }
- }
- if (syntheticWriteAccessor == null) {
- codeStream.putfield(fieldBinding);
- } else {
- codeStream.invokestatic(syntheticWriteAccessor);
- }
- }
-}
-public void generateAssignment(BlockScope currentScope, CodeStream codeStream, Assignment assignment, boolean valueRequired) {
- throw new ShouldNotImplement(Util.bind("ast.compoundPreShouldProvide")); //$NON-NLS-1$
-}
-public void generateCompoundAssignment(BlockScope currentScope, CodeStream codeStream, Expression expression, int operator, int assignmentImplicitConversion, boolean valueRequired) {
- throw new ShouldNotImplement(Util.bind("ast.compoundVariableShouldProvide")); //$NON-NLS-1$
-}
-public void generatePostIncrement(BlockScope currentScope, CodeStream codeStream, CompoundAssignment postIncrement, boolean valueRequired) {
- throw new ShouldNotImplement(Util.bind("ast.postIncrShouldProvide")); //$NON-NLS-1$
-}
}