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extracted several methods to make code analizable by IDEA

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This commit is contained in:
Alex Tkachman
2012-08-23 17:37:20 +03:00
parent dd8335dcf4
commit a11511eaf6
1 changed files with 197 additions and 140 deletions
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compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java
+197 -140
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@@ -542,15 +542,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
}
protected void generatePrimaryConstructor() {
if (myClass instanceof JetClass) {
JetClass aClass = (JetClass) myClass;
if (aClass.isTrait()) {
return;
}
if (aClass.isAnnotation()) {
return;
}
}
if (ignoreIfTraitOrAnnotation()) return;
if (kind != OwnerKind.IMPLEMENTATION) {
throw new IllegalStateException("incorrect kind for primary constructor: " + kind);
@@ -594,68 +586,14 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
constructorMethod = callableMethod.getSignature();
}
if (context.closure != null) {
for (JetDelegationSpecifier specifier : myClass.getDelegationSpecifiers()) {
if (specifier != superCall && specifier instanceof JetDelegatorByExpressionSpecifier) {
JetExpression delegateExpression = ((JetDelegatorByExpressionSpecifier) specifier).getDelegateExpression();
delegateExpression.accept(new JetVisitorVoid() {
@Override
public void visitJetElement(JetElement e) {
e.acceptChildren(this);
}
@Override
public void visitSimpleNameExpression(JetSimpleNameExpression expr) {
context.closure.lookupInContext(bindingContext.get(BindingContext.REFERENCE_TARGET, expr), null);
}
});
}
}
}
lookupDelegateExpressionInClosureIfPresent();
ObjectOrClosureCodegen closure = context.closure;
int firstSuperArgument = -1;
final List<JvmMethodParameterSignature> consArgTypes =
new LinkedList<JvmMethodParameterSignature>(constructorMethod.getKotlinParameterTypes());
int insert = 0;
if (closure != null) {
if (closure.captureThis != null) {
if (!hasThis0) {
consArgTypes.add(insert,
new JvmMethodParameterSignature(Type.getObjectType(context.getThisDescriptor().getName().getName()),
"", JvmMethodParameterKind.THIS0));
}
insert++;
}
else {
if (hasThis0) {
insert++;
}
}
if (closure.captureReceiver != null) {
consArgTypes.add(insert++, new JvmMethodParameterSignature(closure.captureReceiver, "", JvmMethodParameterKind.RECEIVER));
}
for (DeclarationDescriptor descriptor : closure.closure.keySet()) {
if (descriptor instanceof VariableDescriptor && !(descriptor instanceof PropertyDescriptor)) {
final Type sharedVarType = typeMapper.getSharedVarType(descriptor);
final Type type;
if (sharedVarType != null) {
type = sharedVarType;
}
else {
type = state.getInjector().getJetTypeMapper()
.mapType(((VariableDescriptor) descriptor).getType(), MapTypeMode.VALUE);
}
consArgTypes.add(insert++, new JvmMethodParameterSignature(type, "", JvmMethodParameterKind.SHARED_VAR));
}
else if (descriptor instanceof FunctionDescriptor) {
assert closure.captureReceiver != null;
}
}
}
int insert = addClosureToConstructorParameters(hasThis0, closure, consArgTypes);
if (myClass instanceof JetObjectDeclaration && ((JetObjectDeclaration) myClass).isObjectLiteral()) {
if (superCall instanceof JetDelegatorToSuperCall) {
@@ -680,6 +618,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
constructorMethod = JvmMethodSignature.simple("<init>", Type.VOID_TYPE, consArgTypes);
}
assert constructorDescriptor != null;
int flags = JetTypeMapper.getAccessModifiers(constructorDescriptor, 0);
final MethodVisitor mv = v.newMethod(myClass, flags, constructorMethod.getName(), constructorMethod.getAsmMethod().getDescriptor(),
constructorMethod.getGenericsSignature(), null);
@@ -696,34 +635,27 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
AnnotationCodegen.forMethod(mv, typeMapper).genAnnotations(constructorDescriptor);
if (constructorDescriptor != null) {
int i = 0;
if (hasThis0) {
i++;
}
if (descriptor.getKind() == ClassKind.ENUM_CLASS || descriptor.getKind() == ClassKind.ENUM_ENTRY) {
i += 2;
}
for (ValueParameterDescriptor valueParameter : constructorDescriptor.getValueParameters()) {
AnnotationCodegen.forParameter(i, mv, state.getInjector().getJetTypeMapper()).genAnnotations(valueParameter);
JetValueParameterAnnotationWriter jetValueParameterAnnotation =
JetValueParameterAnnotationWriter.visitParameterAnnotation(mv, i);
jetValueParameterAnnotation.writeName(valueParameter.getName().getName());
jetValueParameterAnnotation.writeHasDefaultValue(valueParameter.declaresDefaultValue());
jetValueParameterAnnotation.writeType(constructorMethod.getKotlinParameterType(i));
jetValueParameterAnnotation.visitEnd();
++i;
}
}
writeParameterAnnotations(constructorDescriptor, constructorMethod, hasThis0, mv);
if (state.getClassBuilderMode() == ClassBuilderMode.STUBS) {
StubCodegen.generateStubCode(mv);
return;
}
generatePrimiryConstructorImpl(constructorDescriptor, constructorContext, constructorMethod, callableMethod, hasThis0, closure,
firstSuperArgument, mv);
}
private void generatePrimiryConstructorImpl(
ConstructorDescriptor constructorDescriptor,
CodegenContexts.ConstructorContext constructorContext,
JvmMethodSignature constructorMethod,
CallableMethod callableMethod,
boolean hasThis0,
ObjectOrClosureCodegen closure,
int firstSuperArgument,
MethodVisitor mv
) {
mv.visitCode();
List<ValueParameterDescriptor> paramDescrs = constructorDescriptor != null
@@ -735,41 +667,14 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
final InstructionAdapter iv = new InstructionAdapter(mv);
ExpressionCodegen codegen = new ExpressionCodegen(mv, frameMap, Type.VOID_TYPE, constructorContext, state);
// for(int slot = 0; slot != frameMap.getTypeParameterCount(); ++slot) {
// if (constructorDescriptor != null)
// codegen.addTypeParameter(constructorDescriptor.getTypeParameters().get(slot), StackValue.local(frameMap.getFirstTypeParameter() + slot, JetTypeMapper.TYPE_TYPEINFO));
// else
// codegen.addTypeParameter(descriptor.getTypeConstructor().getParameters().get(slot), StackValue.local(frameMap.getFirstTypeParameter() + slot, JetTypeMapper.TYPE_TYPEINFO));
// }
Type classType = typeMapper.mapType(descriptor.getDefaultType(), MapTypeMode.IMPL);
JvmClassName classname = JvmClassName.byType(classType);
if (superCall == null) {
iv.load(0, Type.getType("L" + superClass + ";"));
if (descriptor.getKind() == ClassKind.ENUM_CLASS || descriptor.getKind() == ClassKind.ENUM_ENTRY) {
iv.load(1, JetTypeMapper.JL_STRING_TYPE);
iv.load(2, Type.INT_TYPE);
iv.invokespecial(superClass, "<init>", "(Ljava/lang/String;I)V");
}
else {
iv.invokespecial(superClass, "<init>", "()V");
}
genSimpleSuperCall(iv);
}
else if (superCall instanceof JetDelegatorToSuperClass) {
iv.load(0, Type.getType("L" + superClass + ";"));
JetType superType = bindingContext.get(BindingContext.TYPE, superCall.getTypeReference());
List<Type> parameterTypes = new ArrayList<Type>();
assert superType != null;
ClassDescriptor superClassDescriptor = (ClassDescriptor) superType.getConstructor().getDeclarationDescriptor();
if (typeMapper.hasThis0(superClassDescriptor)) {
iv.load(1, JetTypeMapper.TYPE_OBJECT);
parameterTypes.add(typeMapper.mapType(
typeMapper.getClosureAnnotator().getEclosingClassDescriptor(descriptor).getDefaultType(), MapTypeMode.VALUE));
}
Method superCallMethod = new Method("<init>", Type.VOID_TYPE, parameterTypes.toArray(new Type[parameterTypes.size()]));
iv.invokespecial(typeMapper.mapType(superClassDescriptor.getDefaultType(), MapTypeMode.VALUE).getInternalName(), "<init>",
superCallMethod.getDescriptor());
genSuperCallToDelegatorToSuperClass(iv);
}
else {
ConstructorDescriptor constructorDescriptor1 = (ConstructorDescriptor) bindingContext.get(BindingContext.REFERENCE_TARGET,
@@ -824,29 +729,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
}
if (specifier instanceof JetDelegatorByExpressionSpecifier) {
iv.load(0, classType);
codegen.genToJVMStack(((JetDelegatorByExpressionSpecifier) specifier).getDelegateExpression());
JetType superType = bindingContext.get(BindingContext.TYPE, specifier.getTypeReference());
assert superType != null;
ClassDescriptor superClassDescriptor = (ClassDescriptor) superType.getConstructor().getDeclarationDescriptor();
String delegateField = "$delegate_" + (n++);
Type fieldType = typeMapper.mapType(superClassDescriptor.getDefaultType(), MapTypeMode.VALUE);
String fieldDesc = fieldType.getDescriptor();
v.newField(specifier, ACC_PRIVATE, delegateField, fieldDesc, /*TODO*/null, null);
StackValue field = StackValue.field(fieldType, classname, delegateField, false);
field.store(fieldType, iv);
JetClass superClass = (JetClass) BindingContextUtils.classDescriptorToDeclaration(bindingContext, superClassDescriptor);
final CodegenContext delegateContext = context.intoClass(superClassDescriptor,
new OwnerKind.DelegateKind(StackValue.field(fieldType, classname,
delegateField, false),
typeMapper.mapType(superClassDescriptor
.getDefaultType(),
MapTypeMode.IMPL)
.getInternalName()),
state.getInjector().getJetTypeMapper());
generateDelegates(superClass, delegateContext, field);
genCallToDelegatorByExpressionSpecifier(iv, codegen, classType, classname, n++, specifier);
}
}
@@ -872,6 +755,179 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
OwnerKind.IMPLEMENTATION);
}
private void genSuperCallToDelegatorToSuperClass(InstructionAdapter iv) {
iv.load(0, Type.getType("L" + superClass + ";"));
JetType superType = bindingContext.get(BindingContext.TYPE, superCall.getTypeReference());
List<Type> parameterTypes = new ArrayList<Type>();
assert superType != null;
ClassDescriptor superClassDescriptor = (ClassDescriptor) superType.getConstructor().getDeclarationDescriptor();
if (typeMapper.hasThis0(superClassDescriptor)) {
iv.load(1, JetTypeMapper.TYPE_OBJECT);
parameterTypes.add(typeMapper.mapType(
typeMapper.getClosureAnnotator().getEclosingClassDescriptor(descriptor).getDefaultType(), MapTypeMode.VALUE));
}
Method superCallMethod = new Method("<init>", Type.VOID_TYPE, parameterTypes.toArray(new Type[parameterTypes.size()]));
iv.invokespecial(typeMapper.mapType(superClassDescriptor.getDefaultType(), MapTypeMode.VALUE).getInternalName(), "<init>",
superCallMethod.getDescriptor());
}
private void genSimpleSuperCall(InstructionAdapter iv) {
iv.load(0, Type.getType("L" + superClass + ";"));
if (descriptor.getKind() == ClassKind.ENUM_CLASS || descriptor.getKind() == ClassKind.ENUM_ENTRY) {
iv.load(1, JetTypeMapper.JL_STRING_TYPE);
iv.load(2, Type.INT_TYPE);
iv.invokespecial(superClass, "<init>", "(Ljava/lang/String;I)V");
}
else {
iv.invokespecial(superClass, "<init>", "()V");
}
}
private void writeParameterAnnotations(
ConstructorDescriptor constructorDescriptor,
JvmMethodSignature constructorMethod,
boolean hasThis0,
MethodVisitor mv
) {
if (constructorDescriptor != null) {
int i = 0;
if (hasThis0) {
i++;
}
if (descriptor.getKind() == ClassKind.ENUM_CLASS || descriptor.getKind() == ClassKind.ENUM_ENTRY) {
i += 2;
}
for (ValueParameterDescriptor valueParameter : constructorDescriptor.getValueParameters()) {
AnnotationCodegen.forParameter(i, mv, state.getInjector().getJetTypeMapper()).genAnnotations(valueParameter);
JetValueParameterAnnotationWriter jetValueParameterAnnotation =
JetValueParameterAnnotationWriter.visitParameterAnnotation(mv, i);
jetValueParameterAnnotation.writeName(valueParameter.getName().getName());
jetValueParameterAnnotation.writeHasDefaultValue(valueParameter.declaresDefaultValue());
jetValueParameterAnnotation.writeType(constructorMethod.getKotlinParameterType(i));
jetValueParameterAnnotation.visitEnd();
++i;
}
}
}
private void genCallToDelegatorByExpressionSpecifier(
InstructionAdapter iv,
ExpressionCodegen codegen,
Type classType,
JvmClassName classname,
int n,
JetDelegationSpecifier specifier
) {
iv.load(0, classType);
codegen.genToJVMStack(((JetDelegatorByExpressionSpecifier) specifier).getDelegateExpression());
JetType superType = bindingContext.get(BindingContext.TYPE, specifier.getTypeReference());
assert superType != null;
ClassDescriptor superClassDescriptor = (ClassDescriptor) superType.getConstructor().getDeclarationDescriptor();
assert superClassDescriptor != null;
String delegateField = "$delegate_" + n;
Type fieldType = typeMapper.mapType(superClassDescriptor.getDefaultType(), MapTypeMode.VALUE);
String fieldDesc = fieldType.getDescriptor();
v.newField(specifier, ACC_PRIVATE, delegateField, fieldDesc, /*TODO*/null, null);
StackValue field = StackValue.field(fieldType, classname, delegateField, false);
field.store(fieldType, iv);
JetClass superClass = (JetClass) BindingContextUtils.classDescriptorToDeclaration(bindingContext, superClassDescriptor);
final CodegenContext delegateContext = context.intoClass(superClassDescriptor,
new OwnerKind.DelegateKind(StackValue.field(fieldType, classname,
delegateField, false),
typeMapper.mapType(superClassDescriptor
.getDefaultType(),
MapTypeMode.IMPL)
.getInternalName()),
state.getInjector().getJetTypeMapper());
generateDelegates(superClass, delegateContext, field);
}
private int addClosureToConstructorParameters(
boolean hasThis0,
ObjectOrClosureCodegen closure,
List<JvmMethodParameterSignature> consArgTypes
) {
int insert = 0;
if (closure != null) {
if (closure.captureThis != null) {
if (!hasThis0) {
consArgTypes.add(insert,
new JvmMethodParameterSignature(Type.getObjectType(context.getThisDescriptor().getName().getName()),
"", JvmMethodParameterKind.THIS0));
}
insert++;
}
else {
if (hasThis0) {
insert++;
}
}
if (closure.captureReceiver != null) {
consArgTypes.add(insert++, new JvmMethodParameterSignature(closure.captureReceiver, "", JvmMethodParameterKind.RECEIVER));
}
for (DeclarationDescriptor descriptor : closure.closure.keySet()) {
if (descriptor instanceof VariableDescriptor && !(descriptor instanceof PropertyDescriptor)) {
final Type sharedVarType = typeMapper.getSharedVarType(descriptor);
final Type type;
if (sharedVarType != null) {
type = sharedVarType;
}
else {
type = state.getInjector().getJetTypeMapper()
.mapType(((VariableDescriptor) descriptor).getType(), MapTypeMode.VALUE);
}
consArgTypes.add(insert++, new JvmMethodParameterSignature(type, "", JvmMethodParameterKind.SHARED_VAR));
}
else if (descriptor instanceof FunctionDescriptor) {
assert closure.captureReceiver != null;
}
}
}
return insert;
}
private void lookupDelegateExpressionInClosureIfPresent() {
if (context.closure != null) {
for (JetDelegationSpecifier specifier : myClass.getDelegationSpecifiers()) {
if (specifier != superCall && specifier instanceof JetDelegatorByExpressionSpecifier) {
JetExpression delegateExpression = ((JetDelegatorByExpressionSpecifier) specifier).getDelegateExpression();
assert delegateExpression != null;
delegateExpression.accept(new JetVisitorVoid() {
@Override
public void visitJetElement(JetElement e) {
e.acceptChildren(this);
}
@Override
public void visitSimpleNameExpression(JetSimpleNameExpression expr) {
context.closure.lookupInContext(bindingContext.get(BindingContext.REFERENCE_TARGET, expr), null);
}
});
}
}
}
}
private boolean ignoreIfTraitOrAnnotation() {
if (myClass instanceof JetClass) {
JetClass aClass = (JetClass) myClass;
if (aClass.isTrait()) {
return true;
}
if (aClass.isAnnotation()) {
return true;
}
}
return false;
}
private void generateTraitMethods() {
if (myClass instanceof JetClass &&
(((JetClass) myClass).isTrait() || myClass.hasModifier(JetTokens.ABSTRACT_KEYWORD))) {
@@ -959,7 +1015,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
FrameMap frameMap = context.prepareFrame(state.getInjector().getJetTypeMapper());
ExpressionCodegen codegen =
new ExpressionCodegen(mv, frameMap, jvmSignature.getAsmMethod().getReturnType(), context, state);
codegen.generateThisOrOuter(descriptor); // ??? wouldn't it be a good idea to put it?
codegen.generateThisOrOuter(descriptor); // ??? wouldn't it be addClosureToConstructorParameters good idea to put it?
Type[] argTypes = function.getArgumentTypes();
List<Type> originalArgTypes = jvmSignature.getValueParameterTypes();
@@ -1088,6 +1144,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
iv.iconst(ordinal);
ClassDescriptor classDescriptor = bindingContext.get(BindingContext.CLASS, enumConstant);
assert classDescriptor != null;
String implClass = typeMapper.mapType(classDescriptor.getDefaultType(), MapTypeMode.IMPL).getInternalName();
final List<JetDelegationSpecifier> delegationSpecifiers = enumConstant.getDelegationSpecifiers();