org.jetbrains.kotlin.codegen.inline.SMAPAndMethodNode.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.inline
import org.jetbrains.org.objectweb.asm.tree.MethodNode
import org.jetbrains.kotlin.codegen.optimization.common.InsnSequence
import org.jetbrains.org.objectweb.asm.tree.LineNumberNode
import org.jetbrains.org.objectweb.asm.Label
import kotlin.properties.Delegates
import java.util.Collections
import kotlin.properties.ReadOnlyProperty
import org.jetbrains.kotlin.codegen.SourceInfo
//TODO comment
class SMAPAndMethodNode(val node: MethodNode, val classSMAP: SMAP) {
val lineNumbers =
InsnSequence(node.instructions.getFirst(), null).filterIsInstance().map {
val index = Collections.binarySearch(classSMAP.intervals, RangeMapping(it.line, it.line, 1)) {
value, key ->
if (value.contains(key.dest)) 0 else RangeMapping.Comparator.compare(value, key)
}
if (index < 0)
throw IllegalStateException("Unmapped label in inlined function $it ${it.line}")
LabelAndMapping(it, classSMAP.intervals[index])
}.toList()
val ranges = lineNumbers.asSequence().map { it.mapper }.distinct().toList();
}
class LabelAndMapping(val lineNumberNode: LineNumberNode, val mapper: RangeMapping)