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Merge branch 'bytecode' of ssh://gohorb.ba-horb.de/bahome/projekt/git/JavaCompilerCore into bytecode

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This commit is contained in:
Enrico Schrödter 2015-10-15 17:46:20 +02:00
commit 4f1c02834d
8 changed files with 101 additions and 4 deletions
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6
BCEL/bcelifier/BooleanValue.java Normal file
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@ -0,0 +1,6 @@
package bcelifier;
public class BooleanValue {
Boolean c = true;
Boolean b = c.booleanValue();
}

63
BCEL/bcelifier/BooleanValueCreator.java Normal file
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@ -0,0 +1,63 @@
package bcelifier;
import org.apache.commons.bcel6.generic.*;
import org.apache.commons.bcel6.classfile.*;
import org.apache.commons.bcel6.*;
import java.io.*;
public class BooleanValueCreator implements Constants {
private InstructionFactory _factory;
private ConstantPoolGen _cp;
private ClassGen _cg;
public BooleanValueCreator() {
_cg = new ClassGen("bcelifier.BooleanValue", "java.lang.Object", "BooleanValue.java", ACC_PUBLIC | ACC_SUPER, new String[] { });
_cp = _cg.getConstantPool();
_factory = new InstructionFactory(_cg, _cp);
}
public void create(OutputStream out) throws IOException {
createFields();
createMethod_0();
_cg.getJavaClass().dump(out);
}
private void createFields() {
FieldGen field;
field = new FieldGen(0, new ObjectType("java.lang.Boolean"), "c", _cp);
_cg.addField(field.getField());
field = new FieldGen(0, new ObjectType("java.lang.Boolean"), "b", _cp);
_cg.addField(field.getField());
}
private void createMethod_0() {
InstructionList il = new InstructionList();
MethodGen method = new MethodGen(ACC_PUBLIC, Type.VOID, Type.NO_ARGS, new String[] { }, "<init>", "bcelifier.BooleanValue", il, _cp);
InstructionHandle ih_0 = il.append(_factory.createLoad(Type.OBJECT, 0));
il.append(_factory.createInvoke("java.lang.Object", "<init>", Type.VOID, Type.NO_ARGS, Constants.INVOKESPECIAL));
InstructionHandle ih_4 = il.append(_factory.createLoad(Type.OBJECT, 0));
il.append(new PUSH(_cp, 1));
il.append(_factory.createInvoke("java.lang.Boolean", "valueOf", new ObjectType("java.lang.Boolean"), new Type[] { Type.BOOLEAN }, Constants.INVOKESTATIC));
il.append(_factory.createFieldAccess("bcelifier.BooleanValue", "c", new ObjectType("java.lang.Boolean"), Constants.PUTFIELD));
InstructionHandle ih_12 = il.append(_factory.createLoad(Type.OBJECT, 0));
il.append(_factory.createLoad(Type.OBJECT, 0));
il.append(_factory.createFieldAccess("bcelifier.BooleanValue", "c", new ObjectType("java.lang.Boolean"), Constants.GETFIELD));
il.append(_factory.createInvoke("java.lang.Boolean", "booleanValue", Type.BOOLEAN, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
il.append(_factory.createInvoke("java.lang.Boolean", "valueOf", new ObjectType("java.lang.Boolean"), new Type[] { Type.BOOLEAN }, Constants.INVOKESTATIC));
il.append(_factory.createFieldAccess("bcelifier.BooleanValue", "b", new ObjectType("java.lang.Boolean"), Constants.PUTFIELD));
InstructionHandle ih_26 = il.append(_factory.createReturn(Type.VOID));
method.setMaxStack();
method.setMaxLocals();
_cg.addMethod(method.getMethod());
il.dispose();
}
public static void main(String[] args) throws Exception {
bcelifier.BooleanValueCreator creator = new bcelifier.BooleanValueCreator();
creator.create(new FileOutputStream("bcelifier.BooleanValue.class"));
}
}

1
BCEL/bcelifier/JavaToBCEL.java
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@ -31,6 +31,7 @@ public class JavaToBCEL {
new BCELifier(new ClassParser(rootDirectory+"Null.class").parse(), new FileOutputStream(new File(rootDirectory+"NullCreator.java"))).start();
new BCELifier(new ClassParser(rootDirectory+"LocalVarAccess.class").parse(), new FileOutputStream(new File(rootDirectory+"LocalVarAccessCreator.java"))).start();
new BCELifier(new ClassParser(rootDirectory+"Wildcard.class").parse(), new FileOutputStream(new File(rootDirectory+"WildcardCreator.java"))).start();
new BCELifier(new ClassParser(rootDirectory+"BooleanValue.class").parse(), new FileOutputStream(new File(rootDirectory+"BooleanValueCreator.java"))).start();
} catch (ClassFormatException | IOException e) {
e.printStackTrace();

2
src/de/dhbwstuttgart/syntaxtree/statement/IfStmt.java
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@ -183,6 +183,8 @@ public class IfStmt extends Statement
IfInstruction ifInstruction = new IFEQ(null);
il.append(expr.genByteCode(_cg));
//Anmerkung: expr ist vom Typ java.lang.Boolean (per Definition)
il.append(_factory.createInvoke("java.lang.Boolean", "booleanValue", org.apache.commons.bcel6.generic.Type.BOOLEAN, org.apache.commons.bcel6.generic.Type.NO_ARGS, Constants.INVOKEVIRTUAL));
il.append(ifInstruction);
il.append(then_block.genByteCode(_cg));

4
test/bytecode/IfElseStatement.jav
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@ -1,9 +1,9 @@
class IfElseStatement{
method(flag){
if(flag){
return 0;
}else{
return 1;
}
}
}

9
test/bytecode/IfTest.java Normal file
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@ -0,0 +1,9 @@
class IfTest{
public static void main(String[] args){
System.out.println(new IfElseStatement().method(true));
System.out.println(new IfElseStatement().method(false));
}
}

16
test/bytecode/SingleClassTester.java
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@ -3,11 +3,15 @@ package bytecode;
import java.io.File;
import java.io.IOException;
import com.google.common.io.Files;
import junit.framework.TestCase;
import de.dhbwstuttgart.core.MyCompiler;
import de.dhbwstuttgart.core.MyCompilerAPI;
import de.dhbwstuttgart.logger.Logger;
import de.dhbwstuttgart.logger.LoggerConfiguration;
import de.dhbwstuttgart.logger.Section;
import de.dhbwstuttgart.logger.Timewatch;
import de.dhbwstuttgart.parser.JavaParser.yyException;
import de.dhbwstuttgart.typeinference.ByteCodeResult;
import de.dhbwstuttgart.typeinference.Menge;
@ -25,7 +29,19 @@ public class SingleClassTester {
} catch (IOException | yyException e) {
e.printStackTrace();
TestCase.fail();
}finally{
writeLog(outputFile+".log");
}
}
private static void writeLog(String toFile){
String log = Logger.getWholeLog()+"\n";
log+=Timewatch.getTimewatch().dumpTimeData();
try {
Files.write(log.getBytes(),new File(toFile));
} catch (IOException e) {
e.printStackTrace();
TestCase.fail();
}
}
}