/*
* Copyright 2010-2017 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.range.comparison
import org.jetbrains.org.objectweb.asm.Label
import org.jetbrains.org.objectweb.asm.Type
import org.jetbrains.org.objectweb.asm.commons.InstructionAdapter
object ObjectComparisonGenerator : ComparisonGenerator {
override val comparedType: Type = Type.getObjectType("java/lang/Comparable")
override fun jumpIfGreaterOrEqual(v: InstructionAdapter, label: Label) {
invokeCompare(v)
v.ifge(label)
}
override fun jumpIfLessOrEqual(v: InstructionAdapter, label: Label) {
invokeCompare(v)
v.ifle(label)
}
override fun jumpIfGreater(v: InstructionAdapter, label: Label) {
invokeCompare(v)
v.ifgt(label)
}
override fun jumpIfLess(v: InstructionAdapter, label: Label) {
invokeCompare(v)
v.iflt(label)
}
private fun invokeCompare(v: InstructionAdapter) {
v.invokeinterface("java/lang/Comparable", "compareTo", "(Ljava/lang/Object;)I")
}
}