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Replaced access path bases with access paths in backward dataflow #282

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Replaced access path bases with access paths in backward dataflow #282

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bbe3a1b
replaced access path base with access path in backward dataflow domain
MForest7 May 28, 2025
094d735
removed old backward flow functions
MForest7 May 28, 2025
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8 changes: 2 additions & 6 deletions usvm-ts-dataflow/src/main/kotlin/org/usvm/dataflow/ts/infer/BackwardAnalyzer.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -2,21 +2,17 @@ package org.usvm.dataflow.ts.infer

import org.jacodb.ets.model.EtsMethod
import org.jacodb.ets.model.EtsStmt
import org.jacodb.ets.model.EtsType
import org.jacodb.impl.cfg.graphs.GraphDominators
import org.usvm.dataflow.ifds.Analyzer
import org.usvm.dataflow.ifds.Edge
import org.usvm.dataflow.ifds.Vertex
import org.usvm.dataflow.ts.graph.EtsApplicationGraph

class BackwardAnalyzer(
val graph: EtsApplicationGraph,
savedTypes: MutableMap<EtsType, MutableList<EtsTypeFact>>,
dominators: (EtsMethod) -> GraphDominators<EtsStmt>,
doAddKnownTypes: Boolean = true,
) : Analyzer<BackwardTypeDomainFact, AnalyzerEvent, EtsMethod, EtsStmt> {

override val flowFunctions = BackwardFlowFunctions(graph, dominators, savedTypes, doAddKnownTypes)
override val flowFunctions = BackwardFlowFunctions(doAddKnownTypes)

override fun handleCrossUnitCall(
caller: Vertex<BackwardTypeDomainFact, EtsStmt>,
Expand All @@ -27,7 +23,7 @@ class BackwardAnalyzer(

override fun handleNewEdge(edge: Edge<BackwardTypeDomainFact, EtsStmt>): List<AnalyzerEvent> {
val (startVertex, currentVertex) = edge
val (current, currentFact) = currentVertex
val (current, _) = currentVertex

val method = graph.methodOf(current)
val currentIsExit = current in graph.exitPoints(method)
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