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org.jetbrains.kotlin.codegen.MemberCodegen Maven / Gradle / Ivy
/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.codegen;
import com.intellij.openapi.progress.ProcessCanceledException;
import com.intellij.psi.PsiElement;
import kotlin.jvm.functions.Function0;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.kotlin.backend.common.CodegenUtil;
import org.jetbrains.kotlin.codegen.context.*;
import org.jetbrains.kotlin.codegen.inline.*;
import org.jetbrains.kotlin.codegen.state.GenerationState;
import org.jetbrains.kotlin.codegen.state.JetTypeMapper;
import org.jetbrains.kotlin.descriptors.*;
import org.jetbrains.kotlin.descriptors.annotations.Annotations;
import org.jetbrains.kotlin.descriptors.impl.SimpleFunctionDescriptorImpl;
import org.jetbrains.kotlin.fileClasses.FileClasses;
import org.jetbrains.kotlin.fileClasses.JvmFileClassesProvider;
import org.jetbrains.kotlin.load.java.JavaVisibilities;
import org.jetbrains.kotlin.load.java.JvmAbi;
import org.jetbrains.kotlin.name.Name;
import org.jetbrains.kotlin.name.SpecialNames;
import org.jetbrains.kotlin.psi.*;
import org.jetbrains.kotlin.resolve.*;
import org.jetbrains.kotlin.resolve.annotations.AnnotationUtilKt;
import org.jetbrains.kotlin.resolve.constants.ConstantValue;
import org.jetbrains.kotlin.resolve.constants.evaluate.ConstantExpressionEvaluator;
import org.jetbrains.kotlin.resolve.descriptorUtil.DescriptorUtilsKt;
import org.jetbrains.kotlin.resolve.jvm.AsmTypes;
import org.jetbrains.kotlin.resolve.jvm.diagnostics.JvmDeclarationOriginKt;
import org.jetbrains.kotlin.resolve.jvm.jvmSignature.JvmMethodSignature;
import org.jetbrains.kotlin.resolve.source.KotlinSourceElementKt;
import org.jetbrains.kotlin.storage.LockBasedStorageManager;
import org.jetbrains.kotlin.storage.NotNullLazyValue;
import org.jetbrains.kotlin.types.ErrorUtils;
import org.jetbrains.kotlin.types.KotlinType;
import org.jetbrains.org.objectweb.asm.Label;
import org.jetbrains.org.objectweb.asm.MethodVisitor;
import org.jetbrains.org.objectweb.asm.Type;
import org.jetbrains.org.objectweb.asm.commons.InstructionAdapter;
import org.jetbrains.org.objectweb.asm.commons.Method;
import java.util.*;
import static org.jetbrains.kotlin.codegen.AsmUtil.calculateInnerClassAccessFlags;
import static org.jetbrains.kotlin.codegen.AsmUtil.isPrimitive;
import static org.jetbrains.kotlin.descriptors.CallableMemberDescriptor.Kind.SYNTHESIZED;
import static org.jetbrains.kotlin.resolve.BindingContext.VARIABLE;
import static org.jetbrains.kotlin.resolve.DescriptorUtils.*;
import static org.jetbrains.kotlin.resolve.jvm.AsmTypes.*;
import static org.jetbrains.kotlin.resolve.jvm.diagnostics.JvmDeclarationOrigin.NO_ORIGIN;
import static org.jetbrains.kotlin.resolve.jvm.diagnostics.JvmDeclarationOriginKt.Synthetic;
import static org.jetbrains.org.objectweb.asm.Opcodes.*;
public abstract class MemberCodegen innerClasses = new LinkedHashSet();
protected ExpressionCodegen clInit;
private NameGenerator inlineNameGenerator;
private SourceMapper sourceMapper;
private final ConstantExpressionEvaluator constantExpressionEvaluator;
public MemberCodegen(
@NotNull GenerationState state,
@Nullable MemberCodegen parentCodegen,
@NotNull FieldOwnerContext context,
T element,
@NotNull ClassBuilder builder
) {
this.state = state;
this.typeMapper = state.getTypeMapper();
this.bindingContext = state.getBindingContext();
this.fileClassesProvider = state.getFileClassesProvider();
this.element = element;
this.context = context;
this.v = builder;
this.functionCodegen = new FunctionCodegen(context, v, state, this);
this.propertyCodegen = new PropertyCodegen(context, v, functionCodegen, this);
this.parentCodegen = parentCodegen;
this.constantExpressionEvaluator = new ConstantExpressionEvaluator(state.getModule().getBuiltIns());
}
protected MemberCodegen(@NotNull MemberCodegen wrapped, T declaration, FieldOwnerContext codegenContext) {
this(wrapped.state, wrapped.getParentCodegen(), codegenContext, declaration, wrapped.v);
}
public void generate() {
generateDeclaration();
generateBody();
generateSyntheticParts();
if (state.getClassBuilderMode() == ClassBuilderMode.FULL) {
generateKotlinMetadataAnnotation();
}
done();
}
protected abstract void generateDeclaration();
protected abstract void generateBody();
protected void generateSyntheticParts() {
}
protected abstract void generateKotlinMetadataAnnotation();
@Nullable
protected ClassDescriptor classForInnerClassRecord() {
return null;
}
public static void markLineNumberForDescriptor(@Nullable ClassDescriptor declarationDescriptor, @NotNull InstructionAdapter v) {
if (declarationDescriptor == null) {
return;
}
PsiElement classElement = DescriptorToSourceUtils.getSourceFromDescriptor(declarationDescriptor);
if (classElement != null) {
markLineNumberForElement(classElement, v);
}
}
public static void markLineNumberForElement(@NotNull PsiElement element, @NotNull InstructionAdapter v) {
Integer lineNumber = CodegenUtil.getLineNumberForElement(element, false);
if (lineNumber != null) {
Label label = new Label();
v.visitLabel(label);
v.visitLineNumber(lineNumber, label);
}
}
protected void done() {
if (clInit != null) {
clInit.v.visitInsn(RETURN);
FunctionCodegen.endVisit(clInit.v, "static initializer", element);
}
writeInnerClasses();
if (sourceMapper != null) {
SourceMapper.Companion.flushToClassBuilder(sourceMapper, v);
}
v.done();
}
public void genFunctionOrProperty(@NotNull KtDeclaration functionOrProperty) {
if (functionOrProperty instanceof KtNamedFunction) {
try {
functionCodegen.gen((KtNamedFunction) functionOrProperty);
}
catch (ProcessCanceledException e) {
throw e;
}
catch (CompilationException e) {
throw e;
}
catch (Exception e) {
throw new CompilationException("Failed to generate function " + functionOrProperty.getName(), e, functionOrProperty);
}
}
else if (functionOrProperty instanceof KtProperty) {
try {
propertyCodegen.gen((KtProperty) functionOrProperty);
}
catch (ProcessCanceledException e) {
throw e;
}
catch (CompilationException e) {
throw e;
}
catch (Exception e) {
throw new CompilationException("Failed to generate property " + functionOrProperty.getName(), e, functionOrProperty);
}
}
else {
throw new IllegalArgumentException("Unknown parameter: " + functionOrProperty);
}
}
public static void genClassOrObject(
@NotNull CodegenContext parentContext,
@NotNull KtClassOrObject aClass,
@NotNull GenerationState state,
@Nullable MemberCodegen parentCodegen
) {
ClassDescriptor descriptor = state.getBindingContext().get(BindingContext.CLASS, aClass);
if (descriptor == null || ErrorUtils.isError(descriptor)) {
badDescriptor(descriptor, state.getClassBuilderMode());
return;
}
if (descriptor.getName().equals(SpecialNames.NO_NAME_PROVIDED)) {
badDescriptor(descriptor, state.getClassBuilderMode());
}
Type classType = state.getTypeMapper().mapClass(descriptor);
ClassBuilder classBuilder = state.getFactory().newVisitor(JvmDeclarationOriginKt.OtherOrigin(aClass, descriptor), classType, aClass.getContainingFile());
ClassContext classContext = parentContext.intoClass(descriptor, OwnerKind.IMPLEMENTATION, state);
new ImplementationBodyCodegen(aClass, classContext, classBuilder, state, parentCodegen, false).generate();
}
private static void badDescriptor(ClassDescriptor descriptor, ClassBuilderMode mode) {
if (mode != ClassBuilderMode.LIGHT_CLASSES) {
throw new IllegalStateException("Generating bad descriptor in ClassBuilderMode = " + mode + ": " + descriptor);
}
}
public void genClassOrObject(KtClassOrObject aClass) {
genClassOrObject(context, aClass, state, this);
}
private void writeInnerClasses() {
// JVMS7 (4.7.6): a nested class or interface member will have InnerClasses information
// for each enclosing class and for each immediate member
ClassDescriptor classDescriptor = classForInnerClassRecord();
if (classDescriptor != null) {
if (parentCodegen != null) {
parentCodegen.innerClasses.add(classDescriptor);
}
for (MemberCodegen codegen = this; codegen != null; codegen = codegen.getParentCodegen()) {
ClassDescriptor outerClass = codegen.classForInnerClassRecord();
if (outerClass != null) {
innerClasses.add(outerClass);
}
}
}
for (ClassDescriptor innerClass : innerClasses) {
writeInnerClass(innerClass);
}
}
private void writeInnerClass(@NotNull ClassDescriptor innerClass) {
DeclarationDescriptor containing = innerClass.getContainingDeclaration();
String outerClassInternalName = null;
if (containing instanceof ClassDescriptor) {
outerClassInternalName = typeMapper.mapClass((ClassDescriptor) containing).getInternalName();
}
String innerName = innerClass.getName().isSpecial() ? null : innerClass.getName().asString();
String innerClassInternalName = typeMapper.mapClass(innerClass).getInternalName();
v.visitInnerClass(innerClassInternalName, outerClassInternalName, innerName, calculateInnerClassAccessFlags(innerClass));
}
protected void writeOuterClassAndEnclosingMethod() {
CodegenContext context = this.context.getParentContext();
while (context instanceof InlineLambdaContext) {
// If this is a lambda which will be inlined, skip its MethodContext and enclosing ClosureContext
//noinspection ConstantConditions
context = context.getParentContext().getParentContext();
}
assert context != null : "Outermost context can't be null: " + this.context;
Type enclosingAsmType = computeOuterClass(context);
if (enclosingAsmType != null) {
Method method = computeEnclosingMethod(context);
v.visitOuterClass(
enclosingAsmType.getInternalName(),
method == null ? null : method.getName(),
method == null ? null : method.getDescriptor()
);
}
}
@Nullable
private Type computeOuterClass(@NotNull CodegenContext context) {
CodegenContext outermost = context.getClassOrPackageParentContext();
if (outermost instanceof ClassContext) {
return typeMapper.mapType(((ClassContext) outermost).getContextDescriptor());
}
else if (outermost instanceof MultifileClassFacadeContext || outermost instanceof DelegatingToPartContext) {
Type implementationOwnerType = CodegenContextUtil.getImplementationOwnerClassType(outermost);
if (implementationOwnerType != null) {
return implementationOwnerType;
}
else {
return FileClasses.getFileClassType(fileClassesProvider, element.getContainingKtFile());
}
}
return null;
}
@Nullable
private Method computeEnclosingMethod(@NotNull CodegenContext context) {
if (context instanceof MethodContext) {
Method method = typeMapper.mapSignature(((MethodContext) context).getFunctionDescriptor()).getAsmMethod();
if (!method.getName().equals("")) {
return method;
}
}
return null;
}
@NotNull
public NameGenerator getInlineNameGenerator() {
if (inlineNameGenerator == null) {
String prefix = InlineCodegenUtil.getInlineName(context, typeMapper, fileClassesProvider);
inlineNameGenerator = new NameGenerator(prefix);
}
return inlineNameGenerator;
}
@NotNull
protected ExpressionCodegen createOrGetClInitCodegen() {
DeclarationDescriptor descriptor = context.getContextDescriptor();
if (clInit == null) {
MethodVisitor mv = v.newMethod(JvmDeclarationOriginKt.OtherOrigin(descriptor), ACC_STATIC, "", "()V", null, null);
SimpleFunctionDescriptorImpl clInit =
SimpleFunctionDescriptorImpl.create(descriptor, Annotations.Companion.getEMPTY(), Name.special(""), SYNTHESIZED,
KotlinSourceElementKt.toSourceElement(element));
clInit.initialize(null, null, Collections.emptyList(),
Collections.emptyList(),
DescriptorUtilsKt.getModule(descriptor).getBuiltIns().getUnitType(),
null, Visibilities.PRIVATE);
this.clInit = new ExpressionCodegen(mv, new FrameMap(), Type.VOID_TYPE, context.intoFunction(clInit), state, this);
}
return clInit;
}
protected void generateInitializers(@NotNull Function0 createCodegen) {
NotNullLazyValue codegen = LockBasedStorageManager.NO_LOCKS.createLazyValue(createCodegen);
for (KtDeclaration declaration : ((KtDeclarationContainer) element).getDeclarations()) {
if (declaration instanceof KtProperty) {
if (shouldInitializeProperty((KtProperty) declaration)) {
initializeProperty(codegen.invoke(), (KtProperty) declaration);
}
}
else if (declaration instanceof KtAnonymousInitializer) {
KtExpression body = ((KtAnonymousInitializer) declaration).getBody();
if (body != null) {
codegen.invoke().gen(body, Type.VOID_TYPE);
}
}
}
}
private void initializeProperty(@NotNull ExpressionCodegen codegen, @NotNull KtProperty property) {
PropertyDescriptor propertyDescriptor = (PropertyDescriptor) bindingContext.get(VARIABLE, property);
assert propertyDescriptor != null;
KtExpression initializer = property.getDelegateExpressionOrInitializer();
assert initializer != null : "shouldInitializeProperty must return false if initializer is null";
StackValue.Property propValue = codegen.intermediateValueForProperty(propertyDescriptor, true, false, null, true, StackValue.LOCAL_0);
propValue.store(codegen.gen(initializer), codegen.v);
}
private boolean shouldInitializeProperty(@NotNull KtProperty property) {
if (!property.hasDelegateExpressionOrInitializer()) return false;
PropertyDescriptor propertyDescriptor = (PropertyDescriptor) bindingContext.get(VARIABLE, property);
assert propertyDescriptor != null;
if (propertyDescriptor.isConst()) {
//const initializer always inlined
return false;
}
KtExpression initializer = property.getInitializer();
ConstantValue initializerValue = computeInitializerValue(property, propertyDescriptor, initializer);
// we must write constant values for fields in light classes,
// because Java's completion for annotation arguments uses this information
if (initializerValue == null) return state.getClassBuilderMode() != ClassBuilderMode.LIGHT_CLASSES;
//TODO: OPTIMIZATION: don't initialize static final fields
KotlinType jetType = getPropertyOrDelegateType(property, propertyDescriptor);
Type type = typeMapper.mapType(jetType);
return !skipDefaultValue(propertyDescriptor, initializerValue.getValue(), type);
}
@Nullable
private ConstantValue computeInitializerValue(
@NotNull KtProperty property,
@NotNull PropertyDescriptor propertyDescriptor,
@Nullable KtExpression initializer
) {
if (property.isVar() && initializer != null) {
BindingTrace tempTrace = TemporaryBindingTrace.create(state.getBindingTrace(), "property initializer");
return constantExpressionEvaluator.evaluateToConstantValue(initializer, tempTrace, propertyDescriptor.getType());
}
return propertyDescriptor.getCompileTimeInitializer();
}
@NotNull
private KotlinType getPropertyOrDelegateType(@NotNull KtProperty property, @NotNull PropertyDescriptor descriptor) {
KtExpression delegateExpression = property.getDelegateExpression();
if (delegateExpression != null) {
KotlinType delegateType = bindingContext.getType(delegateExpression);
assert delegateType != null : "Type of delegate expression should be recorded";
return delegateType;
}
return descriptor.getType();
}
private static boolean skipDefaultValue(@NotNull PropertyDescriptor propertyDescriptor, Object value, @NotNull Type type) {
if (isPrimitive(type)) {
if (!propertyDescriptor.getType().isMarkedNullable() && value instanceof Number) {
if (type == Type.INT_TYPE && ((Number) value).intValue() == 0) {
return true;
}
if (type == Type.BYTE_TYPE && ((Number) value).byteValue() == 0) {
return true;
}
if (type == Type.LONG_TYPE && ((Number) value).longValue() == 0L) {
return true;
}
if (type == Type.SHORT_TYPE && ((Number) value).shortValue() == 0) {
return true;
}
if (type == Type.DOUBLE_TYPE && ((Number) value).doubleValue() == 0d) {
return true;
}
if (type == Type.FLOAT_TYPE && ((Number) value).floatValue() == 0f) {
return true;
}
}
if (type == Type.BOOLEAN_TYPE && value instanceof Boolean && !((Boolean) value)) {
return true;
}
if (type == Type.CHAR_TYPE && value instanceof Character && ((Character) value) == 0) {
return true;
}
}
else {
if (value == null) {
return true;
}
}
return false;
}
protected void generatePropertyMetadataArrayFieldIfNeeded(@NotNull Type thisAsmType) {
List delegatedProperties = new ArrayList();
for (KtDeclaration declaration : ((KtDeclarationContainer) element).getDeclarations()) {
if (declaration instanceof KtProperty) {
KtProperty property = (KtProperty) declaration;
if (property.hasDelegate()) {
delegatedProperties.add(property);
}
}
}
if (delegatedProperties.isEmpty()) return;
v.newField(NO_ORIGIN, ACC_PRIVATE | ACC_STATIC | ACC_FINAL | ACC_SYNTHETIC, JvmAbi.DELEGATED_PROPERTIES_ARRAY_NAME,
"[" + K_PROPERTY_TYPE, null, null);
if (state.getClassBuilderMode() == ClassBuilderMode.LIGHT_CLASSES) return;
InstructionAdapter iv = createOrGetClInitCodegen().v;
iv.iconst(delegatedProperties.size());
iv.newarray(K_PROPERTY_TYPE);
for (int i = 0, size = delegatedProperties.size(); i < size; i++) {
PropertyDescriptor property =
(PropertyDescriptor) BindingContextUtils.getNotNull(bindingContext, VARIABLE, delegatedProperties.get(i));
iv.dup();
iv.iconst(i);
int receiverCount = (property.getDispatchReceiverParameter() != null ? 1 : 0) +
(property.getExtensionReceiverParameter() != null ? 1 : 0);
Type implType = property.isVar() ? MUTABLE_PROPERTY_REFERENCE_IMPL[receiverCount] : PROPERTY_REFERENCE_IMPL[receiverCount];
iv.anew(implType);
iv.dup();
// TODO: generate the container once and save to a local field instead (KT-10495)
ClosureCodegen.generateCallableReferenceDeclarationContainer(iv, property, state);
iv.aconst(property.getName().asString());
iv.aconst(PropertyReferenceCodegen.getPropertyReferenceSignature(property, state));
iv.invokespecial(
implType.getInternalName(), "",
Type.getMethodDescriptor(Type.VOID_TYPE, K_DECLARATION_CONTAINER_TYPE, JAVA_STRING_TYPE, JAVA_STRING_TYPE), false
);
Method wrapper = PropertyReferenceCodegen.getWrapperMethodForPropertyReference(property, receiverCount);
iv.invokestatic(REFLECTION, wrapper.getName(), wrapper.getDescriptor(), false);
StackValue.onStack(implType).put(K_PROPERTY_TYPE, iv);
iv.astore(K_PROPERTY_TYPE);
}
iv.putstatic(thisAsmType.getInternalName(), JvmAbi.DELEGATED_PROPERTIES_ARRAY_NAME, "[" + K_PROPERTY_TYPE);
}
public String getClassName() {
return v.getThisName();
}
@NotNull
public FieldOwnerContext getContext() {
return context;
}
@NotNull
public ReifiedTypeParametersUsages getReifiedTypeParametersUsages() {
return reifiedTypeParametersUsages;
}
public MemberCodegen getParentCodegen() {
return parentCodegen;
}
@Override
public String toString() {
return context.toString();
}
@NotNull
public SourceMapper getOrCreateSourceMapper() {
if (sourceMapper == null) {
sourceMapper = new DefaultSourceMapper(SourceInfo.Companion.createInfo(element, getClassName()), null);
}
return sourceMapper;
}
protected void generateConstInstance(@NotNull Type thisAsmType, @NotNull Type fieldAsmType) {
v.newField(
JvmDeclarationOriginKt.OtherOrigin(element), ACC_STATIC | ACC_FINAL | ACC_PUBLIC, JvmAbi.INSTANCE_FIELD,
fieldAsmType.getDescriptor(), null, null
);
if (state.getClassBuilderMode() == ClassBuilderMode.FULL) {
InstructionAdapter iv = createOrGetClInitCodegen().v;
iv.anew(thisAsmType);
iv.dup();
iv.invokespecial(thisAsmType.getInternalName(), "", "()V", false);
iv.putstatic(thisAsmType.getInternalName(), JvmAbi.INSTANCE_FIELD, fieldAsmType.getDescriptor());
}
}
protected void generateSyntheticAccessors() {
for (AccessorForCallableDescriptor accessor : ((CodegenContext) context).getAccessors()) {
generateSyntheticAccessor(accessor);
}
}
private void generateSyntheticAccessor(@NotNull AccessorForCallableDescriptor accessorForCallableDescriptor) {
if (accessorForCallableDescriptor instanceof FunctionDescriptor) {
final FunctionDescriptor accessor = (FunctionDescriptor) accessorForCallableDescriptor;
final FunctionDescriptor original = (FunctionDescriptor) accessorForCallableDescriptor.getCalleeDescriptor();
functionCodegen.generateMethod(
Synthetic(null, original), accessor,
new FunctionGenerationStrategy.CodegenBased(state, accessor) {
@Override
public void doGenerateBody(@NotNull ExpressionCodegen codegen, @NotNull JvmMethodSignature signature) {
markLineNumberForElement(element, codegen.v);
generateMethodCallTo(original, accessor, codegen.v).coerceTo(signature.getReturnType(), codegen.v);
codegen.v.areturn(signature.getReturnType());
}
}
);
}
else if (accessorForCallableDescriptor instanceof AccessorForPropertyDescriptor) {
final AccessorForPropertyDescriptor accessor = (AccessorForPropertyDescriptor) accessorForCallableDescriptor;
final PropertyDescriptor original = accessor.getCalleeDescriptor();
class PropertyAccessorStrategy extends FunctionGenerationStrategy.CodegenBased {
public PropertyAccessorStrategy(@NotNull PropertyAccessorDescriptor callableDescriptor) {
super(MemberCodegen.this.state, callableDescriptor);
}
@Override
public void doGenerateBody(@NotNull ExpressionCodegen codegen, @NotNull JvmMethodSignature signature) {
boolean syntheticBackingField = accessor instanceof AccessorForPropertyBackingFieldFromLocal;
boolean forceFieldForCompanionProperty = JvmAbi.isPropertyWithBackingFieldInOuterClass(original) &&
!isCompanionObject(accessor.getContainingDeclaration());
boolean forceField = forceFieldForCompanionProperty ||
syntheticBackingField ||
original.getVisibility() == JavaVisibilities.PROTECTED_STATIC_VISIBILITY;
StackValue property = codegen.intermediateValueForProperty(
original, forceField, syntheticBackingField, accessor.getSuperCallTarget(), forceFieldForCompanionProperty, StackValue.none()
);
InstructionAdapter iv = codegen.v;
markLineNumberForElement(element, iv);
Type[] argTypes = signature.getAsmMethod().getArgumentTypes();
for (int i = 0, reg = 0; i < argTypes.length; i++) {
Type argType = argTypes[i];
iv.load(reg, argType);
//noinspection AssignmentToForLoopParameter
reg += argType.getSize();
}
if (callableDescriptor instanceof PropertyGetterDescriptor) {
property.put(signature.getReturnType(), iv);
}
else {
property.store(StackValue.onStack(property.type), iv, true);
}
iv.areturn(signature.getReturnType());
}
}
if (accessor.isWithSyntheticGetterAccessor()) {
PropertyGetterDescriptor getter = accessor.getGetter();
assert getter != null;
functionCodegen.generateMethod(Synthetic(null, original.getGetter() != null ? original.getGetter() : original),
getter, new PropertyAccessorStrategy(getter));
}
if (accessor.isVar() && accessor.isWithSyntheticSetterAccessor()) {
PropertySetterDescriptor setter = accessor.getSetter();
assert setter != null;
functionCodegen.generateMethod(Synthetic(null, original.getSetter() != null ? original.getSetter() : original),
setter, new PropertyAccessorStrategy(setter));
}
}
else {
throw new UnsupportedOperationException();
}
}
protected StackValue generateMethodCallTo(
@NotNull FunctionDescriptor functionDescriptor,
@Nullable FunctionDescriptor accessorDescriptor,
@NotNull InstructionAdapter iv
) {
CallableMethod callableMethod = typeMapper.mapToCallableMethod(
functionDescriptor,
accessorDescriptor instanceof AccessorForCallableDescriptor &&
((AccessorForCallableDescriptor) accessorDescriptor).getSuperCallTarget() != null
);
boolean hasDispatchReceiver = !isStaticDeclaration(functionDescriptor) && !isInterface(functionDescriptor.getContainingDeclaration());
int reg = hasDispatchReceiver ? 1 : 0;
boolean accessorIsConstructor = accessorDescriptor instanceof AccessorForConstructorDescriptor;
if (!accessorIsConstructor && functionDescriptor instanceof ConstructorDescriptor) {
iv.anew(callableMethod.getOwner());
iv.dup();
reg = 0;
}
else if (accessorIsConstructor || (accessorDescriptor != null && JetTypeMapper.isAccessor(accessorDescriptor) && hasDispatchReceiver)) {
if (!AnnotationUtilKt.isPlatformStaticInObjectOrClass(functionDescriptor)) {
iv.load(0, OBJECT_TYPE);
}
}
for (Type argType : callableMethod.getParameterTypes()) {
if (AsmTypes.DEFAULT_CONSTRUCTOR_MARKER.equals(argType)) {
iv.aconst(null);
}
else {
iv.load(reg, argType);
reg += argType.getSize();
}
}
callableMethod.genInvokeInstruction(iv);
return StackValue.onStack(callableMethod.getReturnType());
}
}
