Class Thunk

java.lang.Object

simula.compiler.syntaxClass.SyntaxClass

simula.compiler.syntaxClass.declaration.Declaration

simula.compiler.syntaxClass.declaration.DeclarationScope

simula.compiler.syntaxClass.declaration.Thunk

public final class Thunk
extends DeclarationScope

Thunk Declaration.

Field Summary

Fields

Modifier and Type	Field	Description
private ClassDesc	CD_ThisClass	Local variable
private Expression	expr	Local variable
private int	kind	Local variable
private static int	OBJECT_SEQU	Local variable

Fields inherited from class simula.compiler.syntaxClass.declaration.DeclarationScope

CLASSFILE_ALREADY_GENERATED, declarationList, hasLocalClasses, isPreCompiledFromFile, labelList, sourceBlockLevel, sourceFileName

Fields inherited from class simula.compiler.syntaxClass.declaration.Declaration

declarationKind, declaredIn, externalIdent, identifier, isProtected, type

Fields inherited from class simula.compiler.syntaxClass.SyntaxClass

CHECKED, lineNumber

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Thunk(int kind, Expression expr)	Create a new Thunk object.

Method Summary

Modifier and Type	Method	Description
byte[]	buildClassFile()	Build Class File
private void	buildConstructor(CodeBuilder codeBuilder)	Generate byteCode for the Constructor.
static void	buildInvoke(int kind, Expression expr, CodeBuilder codeBuilder)	ClassFile Coding Utility: Build invoke Thunk
(package private) void	buildMethod_get(CodeBuilder codeBuilder)	Generate byteCode for the 'get' method.
(package private) void	buildMethod_put(CodeBuilder codeBuilder, Expression beforeDot, Expression expr)	Generate byteCode for the 'put' method.
private void	buildMethod_put2(CodeBuilder codeBuilder)	ClassFile Coding Utility: Build synthetic bridge to the 'put' method.
private static void	buildProcedureQuant(Expression apar, CodeBuilder codeBuilder)	ClassFile Coding Utility: Edit new procedure quant.
Meaning	findVisibleAttributeMeaning(String ident)	Find visible attribute's Meaning
String	toString()

Methods inherited from class simula.compiler.syntaxClass.declaration.DeclarationScope

buildAndLoadOrAddClassFile, buildCTX, buildCTX, buildCTX2, createJavaClassFile, doBuildClassFile, edCTX, edCTX, edJavaClassName, edScope, edScopeChain, findLabelMeaning, findMeaning, findProcedure, getBytesFromFile, getClassDesc, getRTBlockLevel, loadOrAddClassFile, modifyIdentifier, prefixLevel, prep, printDeclarationList, printStaticChain, scopeID

Methods inherited from class simula.compiler.syntaxClass.declaration.Declaration

acceptDeclaration, buildDeclaration, buildDeclarationCode, buildInitAttribute, checkAlreadyDefined, getFieldIdentifier, getJavaIdentifier, isCompatibleClasses, verifyTree

Methods inherited from class simula.compiler.syntaxClass.SyntaxClass

ASSERT_SEMANTICS_CHECKED, buildByteCode, doChecking, doDeclarationCoding, doJavaCoding, edIndent, edTreeIndent, IS_SEMANTICS_CHECKED, print, printTree, readObject, SET_SEMANTICS_CHECKED, setLineNumber, toJavaCode, writeObject

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

OBJECT_SEQU

private static int OBJECT_SEQU

Local variable

CD_ThisClass

private ClassDesc CD_ThisClass

Local variable

kind

private int kind

Local variable

expr

private Expression expr

Local variable

Constructor Details

Thunk

private Thunk(int kind,
 Expression expr)

Create a new Thunk object.

Parameters:

kind - the kind code

expr - the Thunk expression.

Method Details

findVisibleAttributeMeaning

public Meaning findVisibleAttributeMeaning(String ident)

Description copied from class: DeclarationScope

Find visible attribute's Meaning

Overrides:

findVisibleAttributeMeaning in class DeclarationScope

Parameters:

ident - attribute identifier

Returns:

the resulting Meaning

buildInvoke

public static void buildInvoke(int kind,
 Expression expr,
 CodeBuilder codeBuilder)

ClassFile Coding Utility: Build invoke Thunk

Parameters:

kind - a kind code

expr - the Thunk expression

codeBuilder - the codeBuilder to use.

buildClassFile

public byte[] buildClassFile()

Description copied from class: DeclarationScope

Build Class File

Specified by:

buildClassFile in class DeclarationScope

Returns:

Class File bytes

buildConstructor

private void buildConstructor(CodeBuilder codeBuilder)

Generate byteCode for the Constructor.

    public ClassIdent(RTS_RTObject staticLink) {
        super(staticLink);
   }

Parameters:

codeBuilder - the CodeBuilder

buildMethod_get

void buildMethod_get(CodeBuilder codeBuilder)

Generate byteCode for the 'get' method.

public Integer get() { return(((adHoc13)(_ENV._SL)).n);

Parameters:

codeBuilder - the CodeBuilder

buildMethod_put

void buildMethod_put(CodeBuilder codeBuilder,
 Expression beforeDot,
 Expression expr)

Generate byteCode for the 'put' method.

public Integer put(Integer x_) {
	return(((adHoc13)(_ENV._SL)).n=(int)x_);

}

Parameters:

codeBuilder - the CodeBuilder

beforeDot - expression.

expr - the Thunk expression.

buildMethod_put2

private void buildMethod_put2(CodeBuilder codeBuilder)

ClassFile Coding Utility: Build synthetic bridge to the 'put' method.

Parameters:

codeBuilder - the codeBuilder to use.

buildProcedureQuant

private static void buildProcedureQuant(Expression apar,
 CodeBuilder codeBuilder)

ClassFile Coding Utility: Edit new procedure quant.

Parameters:

apar - the actual parameter

codeBuilder - the CodeBuilder

toString

public String toString()

Overrides:

toString in class Object