/*
 * Copyright 2010-2016 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.backend.jvm.intrinsics

import org.jetbrains.kotlin.backend.jvm.codegen.ClassCodegen
import org.jetbrains.kotlin.codegen.AsmUtil.numberFunctionOperandType
import org.jetbrains.kotlin.ir.expressions.IrFunctionAccessExpression
import org.jetbrains.kotlin.resolve.jvm.jvmSignature.JvmMethodSignature
import org.jetbrains.org.objectweb.asm.Type

object Inv : IntrinsicMethod() {
    override fun toCallable(
        expression: IrFunctionAccessExpression, signature: JvmMethodSignature, classCodegen: ClassCodegen,
    ): IntrinsicFunction {
        val returnType = signature.returnType
        val type = numberFunctionOperandType(returnType)
        return IntrinsicFunction.create(expression, signature, classCodegen, listOf(type)) {
            if (returnType == Type.LONG_TYPE) {
                it.lconst(-1)
            } else {
                it.iconst(-1)
            }
            it.xor(returnType)
        }
    }
}
