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.

Link to GitHub: Source File.

Author:

Øystein Myhre Andersen

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 DeclarationScope

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

Fields inherited from class Declaration

declarationKind, declaredIn, externalIdent, identifier, isProtected, type

Fields inherited from class 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 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 Declaration

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

Methods inherited from class 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 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