org.jetbrains.kotlin.codegen.intrinsics.IdentityEquals.kt 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.intrinsics
import org.jetbrains.kotlin.codegen.Callable
import org.jetbrains.kotlin.codegen.CallableMethod
import org.jetbrains.kotlin.codegen.ExpressionCodegen
import org.jetbrains.kotlin.codegen.StackValue
import org.jetbrains.kotlin.lexer.KtTokens
import org.jetbrains.kotlin.psi.KtBinaryExpression
import org.jetbrains.kotlin.psi.KtCallExpression
import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
import org.jetbrains.kotlin.resolve.jvm.AsmTypes.OBJECT_TYPE
public class IdentityEquals : IntrinsicMethod() {
override fun toCallable(method: CallableMethod): Callable =
object : IntrinsicCallable(method) {
override fun invokeMethodWithArguments(
resolvedCall: ResolvedCall<*>,
receiver: StackValue,
codegen: ExpressionCodegen
): StackValue {
val element = resolvedCall.getCall().getCallElement()
val left: StackValue
val right: StackValue
if (element is KtCallExpression) {
left = StackValue.receiver(resolvedCall, receiver, codegen, this)
right = codegen.gen(resolvedCall.getValueArgumentsByIndex()!!.single().getArguments().single().getArgumentExpression())
}
else {
element as KtBinaryExpression
left = codegen.gen(element.getLeft())
right = codegen.gen(element.getRight())
}
return StackValue.cmp(KtTokens.EQEQEQ, OBJECT_TYPE, left, right)
}
}
}