org.extendj.ast.Unary Maven / Gradle / Ivy
/* This file was generated with JastAdd2 (http://jastadd.org) version 2.3.0 */
package org.extendj.ast;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.ArrayList;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.*;
import java.util.zip.*;
import java.io.*;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
import org.jastadd.util.PrettyPrintable;
import org.jastadd.util.PrettyPrinter;
import java.io.FileNotFoundException;
import java.io.InputStream;
import org.jastadd.util.*;
import java.io.File;
import java.io.IOException;
import java.util.Set;
import beaver.*;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListMap;
/**
* @ast node
* @declaredat /home/jesper/git/extendj/java4/grammar/Java.ast:226
* @astdecl Unary : Expr ::= Operand:Expr;
* @production Unary : {@link Expr} ::= Operand:{@link Expr};
*/
public abstract class Unary extends Expr implements Cloneable {
/**
* @aspect Java4PrettyPrint
* @declaredat /home/jesper/git/extendj/java4/frontend/PrettyPrint.jadd:621
*/
public void prettyPrint(PrettyPrinter out) {
out.print(printPreOp());
out.print(getOperand());
out.print(printPostOp());
}
/**
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1014
*/
public void createBCode(CodeGeneration gen) {
super.createBCode(gen);
emitOperation(gen);
}
/**
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1026
*/
public void emitPostfix(CodeGeneration gen, int constant) {
Expr operand = getOperand();
while (operand instanceof ParExpr) {
operand = ((ParExpr) operand).getExpr();
}
Access access = ((Access) operand).lastAccess();
access.createAssignLoadDest(gen);
if (needsPush()) {
access.createPushAssignmentResult(gen);
}
TypeDecl type = access.type().binaryNumericPromotion(typeInt());
type.emitPushConstant(gen, constant);
type.add(gen);
type.emitCastTo(gen, access.type());
access.emitStore(gen);
}
/**
* @aspect CreateBCode
* @declaredat /home/jesper/git/extendj/java4/backend/CreateBCode.jrag:1051
*/
public void emitPrefix(CodeGeneration gen, int constant) {
Expr operand = getOperand();
while (operand instanceof ParExpr) {
operand = ((ParExpr) operand).getExpr();
}
Access access = ((Access) operand).lastAccess();
access.createAssignLoadDest(gen);
TypeDecl type = access.type().binaryNumericPromotion(typeInt());
type.emitPushConstant(gen, constant);
type.add(gen);
type.emitCastTo(gen, access.type());
if (needsPush()) {
access.createPushAssignmentResult(gen);
}
access.emitStore(gen);
}
/**
* @declaredat ASTNode:1
*/
public Unary() {
super();
}
/**
* Initializes the child array to the correct size.
* Initializes List and Opt nta children.
* @apilevel internal
* @ast method
* @declaredat ASTNode:10
*/
public void init$Children() {
children = new ASTNode[1];
}
/**
* @declaredat ASTNode:13
*/
@ASTNodeAnnotation.Constructor(
name = {"Operand"},
type = {"Expr"},
kind = {"Child"}
)
public Unary(Expr p0) {
setChild(p0, 0);
}
/** @apilevel low-level
* @declaredat ASTNode:22
*/
protected int numChildren() {
return 1;
}
/**
* @apilevel internal
* @declaredat ASTNode:28
*/
public boolean mayHaveRewrite() {
return false;
}
/** @apilevel internal
* @declaredat ASTNode:32
*/
public void flushAttrCache() {
super.flushAttrCache();
type_reset();
unassignedAfter_Variable_reset();
}
/** @apilevel internal
* @declaredat ASTNode:38
*/
public void flushCollectionCache() {
super.flushCollectionCache();
}
/** @apilevel internal
* @declaredat ASTNode:42
*/
public Unary clone() throws CloneNotSupportedException {
Unary node = (Unary) super.clone();
return node;
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @deprecated Please use treeCopy or treeCopyNoTransform instead
* @declaredat ASTNode:53
*/
@Deprecated
public abstract Unary fullCopy();
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:61
*/
public abstract Unary treeCopyNoTransform();
/**
* Create a deep copy of the AST subtree at this node.
* The subtree of this node is traversed to trigger rewrites before copy.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:69
*/
public abstract Unary treeCopy();
/**
* Replaces the Operand child.
* @param node The new node to replace the Operand child.
* @apilevel high-level
*/
public void setOperand(Expr node) {
setChild(node, 0);
}
/**
* Retrieves the Operand child.
* @return The current node used as the Operand child.
* @apilevel high-level
*/
@ASTNodeAnnotation.Child(name="Operand")
public Expr getOperand() {
return (Expr) getChild(0);
}
/**
* Retrieves the Operand child.
* This method does not invoke AST transformations.
* @return The current node used as the Operand child.
* @apilevel low-level
*/
public Expr getOperandNoTransform() {
return (Expr) getChildNoTransform(0);
}
/** @apilevel internal */
private void type_reset() {
type_computed = null;
type_value = null;
}
/** @apilevel internal */
protected ASTState.Cycle type_computed = null;
/** @apilevel internal */
protected TypeDecl type_value;
/**
* @attribute syn
* @aspect TypeAnalysis
* @declaredat /home/jesper/git/extendj/java4/frontend/TypeAnalysis.jrag:296
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="TypeAnalysis", declaredAt="/home/jesper/git/extendj/java4/frontend/TypeAnalysis.jrag:296")
public TypeDecl type() {
ASTState state = state();
if (type_computed == ASTState.NON_CYCLE || type_computed == state().cycle()) {
return type_value;
}
type_value = getOperand().type();
if (state().inCircle()) {
type_computed = state().cycle();
} else {
type_computed = ASTState.NON_CYCLE;
}
return type_value;
}
/**
* @attribute syn
* @aspect PrettyPrintUtil
* @declaredat /home/jesper/git/extendj/java4/frontend/PrettyPrintUtil.jrag:313
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="PrettyPrintUtil", declaredAt="/home/jesper/git/extendj/java4/frontend/PrettyPrintUtil.jrag:313")
public String printPostOp() {
String printPostOp_value = "";
return printPostOp_value;
}
/**
* @attribute syn
* @aspect PrettyPrintUtil
* @declaredat /home/jesper/git/extendj/java4/frontend/PrettyPrintUtil.jrag:317
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="PrettyPrintUtil", declaredAt="/home/jesper/git/extendj/java4/frontend/PrettyPrintUtil.jrag:317")
public String printPreOp() {
String printPreOp_value = "";
return printPreOp_value;
}
/**
* @attribute syn
* @aspect DefiniteAssignment
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:268
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="DefiniteAssignment", declaredAt="/home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:268")
public boolean assignedAfter(Variable v) {
boolean assignedAfter_Variable_value = getOperand().assignedAfter(v);
return assignedAfter_Variable_value;
}
/** @apilevel internal */
private void unassignedAfter_Variable_reset() {
unassignedAfter_Variable_values = null;
}
protected java.util.Map unassignedAfter_Variable_values;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="DefiniteUnassignment", declaredAt="/home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:899")
public boolean unassignedAfter(Variable v) {
Object _parameters = v;
if (unassignedAfter_Variable_values == null) unassignedAfter_Variable_values = new java.util.HashMap(4);
ASTState.CircularValue _value;
if (unassignedAfter_Variable_values.containsKey(_parameters)) {
Object _cache = unassignedAfter_Variable_values.get(_parameters);
if (!(_cache instanceof ASTState.CircularValue)) {
return (Boolean) _cache;
} else {
_value = (ASTState.CircularValue) _cache;
}
} else {
_value = new ASTState.CircularValue();
unassignedAfter_Variable_values.put(_parameters, _value);
_value.value = true;
}
ASTState state = state();
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
boolean new_unassignedAfter_Variable_value;
do {
_value.cycle = state.nextCycle();
new_unassignedAfter_Variable_value = getOperand().unassignedAfter(v);
if (((Boolean)_value.value) != new_unassignedAfter_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedAfter_Variable_value;
}
} while (state.testAndClearChangeInCycle());
unassignedAfter_Variable_values.put(_parameters, new_unassignedAfter_Variable_value);
state.leaveCircle();
return new_unassignedAfter_Variable_value;
} else if (_value.cycle != state.cycle()) {
_value.cycle = state.cycle();
boolean new_unassignedAfter_Variable_value = getOperand().unassignedAfter(v);
if (((Boolean)_value.value) != new_unassignedAfter_Variable_value) {
state.setChangeInCycle();
_value.value = new_unassignedAfter_Variable_value;
}
return new_unassignedAfter_Variable_value;
} else {
return (Boolean) _value.value;
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:44
* @apilevel internal
*/
public boolean Define_isSource(ASTNode _callerNode, ASTNode _childNode) {
if (getOperandNoTransform() != null && _callerNode == getOperand()) {
// @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:61
return true;
}
else {
return getParent().Define_isSource(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/DefiniteAssignment.jrag:44
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute isSource
*/
protected boolean canDefine_isSource(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/** @apilevel internal */
public ASTNode rewriteTo() {
return super.rewriteTo();
}
/** @apilevel internal */
public boolean canRewrite() {
return false;
}
}