i21012/JavaPatternMatching
1
0
Fork 0
forked from JavaTX/JavaCompilerCore
Code Pull Requests Activity

After merge fixes Codegen.java

Browse Source
This commit is contained in:
luca9913 2023-06-24 19:20:28 +02:00
parent 124313cb16
commit 1fb431ab36
3 changed files with 29 additions and 94 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

57
src/main/java/de/dhbwstuttgart/bytecode/Codegen.java
View File

@ -691,16 +691,7 @@ public class Codegen {
var parameters = new ArrayList<>(lambda.captures());
parameters.addAll(lambda.params().stream().map(param -> param.type() instanceof TargetGenericType ? new MethodParameter(TargetType.Object, param.name()) : param).toList());
impl = new TargetMethod(
0, name,
lambda.block(),
new TargetMethod.Signature(
Set.of(),
parameters,
lambda.returnType() instanceof TargetGenericType ? TargetType.Object : lambda.returnType()
),
null
);
impl = new TargetMethod(0, name, lambda.block(), new TargetMethod.Signature(Set.of(), parameters, lambda.returnType() instanceof TargetGenericType ? TargetType.Object : lambda.returnType()), null);
generateMethod(impl);
lambdas.put(lambda, impl);
}
@ -729,10 +720,7 @@ public class Codegen {
for (var capture : lambda.captures())
mv.visitVarInsn(ALOAD, state.scope.get(capture.name()).index);
mv.visitInvokeDynamicInsn("apply", descriptor,
bootstrap, Type.getType(desugared), handle,
Type.getType(TargetMethod.getDescriptor(impl.signature().returnType(), lambda.params().stream().map(MethodParameter::type).toArray(TargetType[]::new)))
);
mv.visitInvokeDynamicInsn("apply", descriptor, bootstrap, Type.getType(desugared), handle, Type.getType(TargetMethod.getDescriptor(impl.signature().returnType(), lambda.params().stream().map(MethodParameter::type).toArray(TargetType[]::new))));
}
private void generate(State state, TargetExpression expr) {
@ -793,6 +781,7 @@ public class Codegen {
}
break;
}
break;
case TargetBinaryOp op:
generateBinaryOp(state, op);
break;
@ -810,41 +799,6 @@ public class Codegen {
mv.visitVarInsn(ASTORE, local.index());
break;
}
case TargetFieldVar dot: {
var fieldType = dot.type();
generate(state, dot.left());
generate(state, assign.right());
convertTo(state, assign.right().type(), fieldType);
boxPrimitive(state, fieldType);
if (dot.isStatic())
mv.visitInsn(DUP);
else mv.visitInsn(DUP_X1);
mv.visitFieldInsn(dot.isStatic() ? PUTSTATIC : PUTFIELD, dot.owner().getInternalName(), dot.right(), fieldType.toSignature());
break;
}
default:
throw new CodeGenException("Invalid assignment");
}
break;
}
break;
}
case TargetBinaryOp op:
generateBinaryOp(state, op);
break;
case TargetUnaryOp op:
generateUnaryOp(state, op);
break;
case TargetAssign assign: {
switch (assign.left()) {
case TargetLocalVar localVar: {
generate(state, assign.right());
boxPrimitive(state, assign.right().type());
var local = state.scope.get(localVar.name());
mv.visitInsn(DUP);
mv.visitVarInsn(ASTORE, local.index());
break;
}
case TargetFieldVar dot: {
var fieldType = dot.type();
generate(state, dot.left());
@ -1048,10 +1002,7 @@ public class Codegen {
}
public byte[] generate() {
cw.visit(V1_8, clazz.modifiers() | ACC_PUBLIC | ACC_SUPER, clazz.qualifiedName(),
generateSignature(clazz, clazz.generics()), clazz.superType() != null ? clazz.superType().getInternalName(): "java/lang/Object",
clazz.implementingInterfaces().stream().map(TargetType::toSignature).toArray(String[]::new)
);
cw.visit(V1_8, clazz.modifiers() | ACC_PUBLIC | ACC_SUPER, clazz.qualifiedName(), generateSignature(clazz, clazz.generics()), clazz.superType() != null ? clazz.superType().getInternalName() : "java/lang/Object", clazz.implementingInterfaces().stream().map(TargetType::toSignature).toArray(String[]::new));
if (clazz.txGenerics() != null)
cw.visitAttribute(new JavaTXSignatureAttribute(generateSignature(clazz, clazz.txGenerics())));

2
src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
View File

@ -382,7 +382,7 @@ public class JavaTXCompiler {
SourceFile sf = source.getValue();
allClasses.addAll(getAvailableClasses(sf));
allClasses.addAll(sf.getClasses());
var newClasses = CompilationEnvironment.loadDefaultPackageClasses(f, classLoader).stream().map(ASTFactory::createClass).collect(Collectors.toList());
var newClasses = CompilationEnvironment.loadDefaultPackageClasses(sf.getPkgName(), source.getKey(), classLoader).stream().map(ASTFactory::createClass).collect(Collectors.toList());
for (var clazz : newClasses) {
var found = false;
for (var old : allClasses) {

22
src/test/java/targetast/TestCodegen.java
View File

@ -61,6 +61,9 @@ public class TestCodegen {
}
}
return result;
}
public static Class<?> generateClass(TargetClass clazz, IByteArrayClassLoader classLoader) throws IOException {
var codegen = new Codegen(clazz);
var code = codegen.generate();
@ -200,25 +203,6 @@ public class TestCodegen {
// var fun = classLoader.loadClass(Path.of(System.getProperty("user.dir"), "src/test/java/targetast/Fun1$$.class"));
var interfaceType = TargetFunNType.fromParams(List.of(TargetType.Integer));
var mainTarget = new TargetClass(Opcodes.ACC_PUBLIC, "New");
mainTarget.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "makePoint", List.of(new MethodParameter(TargetType.Integer, "x"), new MethodParameter(TargetType.Integer, "y")), pointType, new TargetBlock(List.of(new TargetReturn(new TargetNew(pointType, List.of(new TargetLocalVar(TargetType.Integer, "x"), new TargetLocalVar(TargetType.Integer, "y")))))));
var classLoader = new ByteArrayClassLoader();
var pointClass = generateClass(pointTarget, classLoader);
var mainClass = generateClass(mainTarget, classLoader);
var point = mainClass.getDeclaredMethod("makePoint", Integer.class, Integer.class).invoke(null, 10, 20);
assertEquals(point.getClass().getDeclaredField("x").get(point), 10);
assertEquals(point.getClass().getDeclaredField("y").get(point), 20);
}
@Test
@Ignore("The lambda class is not generated because we don't call ASTToTargetAST")
public void testLambda() throws Exception {
var classLoader = new ByteArrayClassLoader();
// var fun = classLoader.loadClass(Path.of(System.getProperty("user.dir"), "src/test/java/targetast/Fun1$$.class"));
var interfaceType = new TargetFunNType(1, List.of(TargetType.Integer));
var targetClass = new TargetClass(Opcodes.ACC_PUBLIC, "CGLambda");
targetClass.addConstructor(Opcodes.ACC_PUBLIC, List.of(), new TargetBlock(List.of(new TargetMethodCall(null, new TargetSuper(TargetType.Object), List.of(), TargetType.Object, "<init>", false, false))));
targetClass.addMethod(Opcodes.ACC_PUBLIC, "lambda", List.of(), TargetType.Integer, new TargetBlock(List.of(new TargetVarDecl(interfaceType, "by2", new TargetLambdaExpression(interfaceType, List.of(), List.of(new MethodParameter(TargetType.Integer, "num")), TargetType.Integer, new TargetBlock(List.of(new TargetReturn(new TargetBinaryOp.Mul(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "num"), new TargetLiteral.IntLiteral(2))))))), new TargetReturn(new TargetCast(TargetType.Integer, new TargetMethodCall(TargetType.Object, TargetType.Object, List.of(TargetType.Object), new TargetLocalVar(interfaceType, "by2"), List.of(new TargetLiteral.IntLiteral(10)), interfaceType, "apply", false, true))))));