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GenCode: DoubleLiteral implementiert. Aufgrund von Typinferenz-Problemen

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kann ein erfolgreicher Test-Run nicht konsisten repliziert werden.
This commit is contained in:
Fütterling, Franziska (WWI2012D) 2015-06-25 16:01:24 +02:00
parent cef7c777b2
commit ea2aa91761
4 changed files with 81 additions and 5 deletions
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12
src/de/dhbwstuttgart/syntaxtree/statement/Assign.java
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@ -8,6 +8,7 @@ import java.util.Iterator;
import org.apache.bcel.generic.ASTORE;
import org.apache.bcel.generic.ClassGen;
import org.apache.bcel.generic.DSTORE;
import org.apache.bcel.generic.ISTORE;
import org.apache.bcel.generic.InstructionFactory;
import org.apache.bcel.generic.InstructionList;
@ -185,11 +186,18 @@ public class Assign extends Expr
String expr2Type = expr2.getType().get_Name().toString();
switch(expr2Type){//welche rückgabewerte entstehen hier??? Integer und String scheinen nicht zu stimmen
case "java.lang.Integer": il.append(new ISTORE(counterAssign));
case "java.lang.Integer":
il.append(new ISTORE(counterAssign));
break;
case "java.lang.String": il.append(new ASTORE(counterAssign));
case "java.lang.String":
il.append(new ASTORE(counterAssign));
break;
case "java.lang.Double":
il.append(new DSTORE(counterAssign));
break;
}
return il;

19
src/de/dhbwstuttgart/syntaxtree/statement/DoubleLiteral.java
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@ -6,8 +6,11 @@ import java.util.Hashtable;
import org.apache.bcel.generic.BIPUSH;
import org.apache.bcel.generic.ClassGen;
import org.apache.bcel.generic.ConstantPoolGen;
import org.apache.bcel.generic.InstructionFactory;
import org.apache.bcel.generic.InstructionList;
import org.apache.bcel.generic.LDC;
import org.apache.bcel.generic.LDC2_W;
import de.dhbwstuttgart.typeinference.Menge;
import de.dhbwstuttgart.logger.Logger;
@ -131,12 +134,26 @@ public JavaCodeResult printJavaCode(ResultSet resultSet) {
return ret;
}
@Override
//alter Double-Versuch vermutlich inkorrekt
/*@Override
public InstructionList genByteCode(ClassGen cg) {
InstructionFactory _factory = new InstructionFactory(cg, cg.getConstantPool());
InstructionList il = new InstructionList();
il.append(new BIPUSH(new Double(get_Double()).byteValue()));
return il;
}*/
@Override
public InstructionList genByteCode(ClassGen cg) {
ConstantPoolGen cp = cg.getConstantPool();
//InstructionFactory _factory = new InstructionFactory(cg, cp);
InstructionList il = new InstructionList();
cp.addDouble(get_Double());
il.append(new LDC2_W(cp.getSize()-1));
return il;
}
}
// ino.end

6
test/bytecode/DoubleLiteral.jav Normal file
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@ -0,0 +1,6 @@
class DoubleLiteral{
void method() {a; a = 20.0d;}
}

45
test/bytecode/DoubleLiteral.java Normal file
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@ -0,0 +1,45 @@
package bytecode;
import static org.junit.Assert.*;
import java.io.File;
import java.io.IOException;
import junit.framework.TestCase;
import org.junit.Test;
import plugindevelopment.TypeInsertTester;
import de.dhbwstuttgart.core.MyCompiler;
import de.dhbwstuttgart.core.MyCompilerAPI;
import de.dhbwstuttgart.logger.LoggerConfiguration;
import de.dhbwstuttgart.logger.Section;
import de.dhbwstuttgart.parser.JavaParser.yyException;
import de.dhbwstuttgart.typeinference.ByteCodeResult;
import de.dhbwstuttgart.typeinference.Menge;
import de.dhbwstuttgart.typeinference.TypeinferenceResultSet;
import de.dhbwstuttgart.typeinference.typedeployment.TypeInsertSet;
public class DoubleLiteral {
public final static String rootDirectory = System.getProperty("user.dir")+"/test/bytecode/";
public final static String testFile = "DoubleLiteral.jav";
public final static String outputFile = "DoubleLiteral.class";
@Test
public void test() {
LoggerConfiguration logConfig = new LoggerConfiguration().setOutput(Section.PARSER, System.out);
MyCompilerAPI compiler = MyCompiler.getAPI(logConfig);
try {
compiler.parse(new File(rootDirectory + testFile));
compiler.typeReconstruction();
ByteCodeResult bytecode = compiler.generateBytecode();
System.out.println(bytecode);
bytecode.getByteCode().getJavaClass().dump(new File(rootDirectory + outputFile));
} catch (IOException | yyException e) {
e.printStackTrace();
TestCase.fail();
}
}
}