hu.bme.mit.theta.xsts.analysis.XstsToMonolithicExpr.kt Maven / Gradle / Ivy
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Xsts Analysis subproject in the Theta model checking framework
/*
* Copyright 2024 Budapest University of Technology and Economics
*
* 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 hu.bme.mit.theta.xsts.analysis.hu.bme.mit.theta.xsts.analysis
import hu.bme.mit.theta.analysis.algorithm.bounded.MonolithicExpr
import hu.bme.mit.theta.analysis.expl.ExplState
import hu.bme.mit.theta.core.model.Valuation
import hu.bme.mit.theta.core.stmt.Stmts;
import hu.bme.mit.theta.core.type.booltype.SmartBoolExprs.And
import hu.bme.mit.theta.core.utils.StmtUtils;
import hu.bme.mit.theta.core.utils.indexings.VarIndexingFactory;
import hu.bme.mit.theta.xsts.XSTS;
import hu.bme.mit.theta.xsts.analysis.XstsAction
import hu.bme.mit.theta.xsts.analysis.XstsState
fun XSTS.toMonolithicExpr(): MonolithicExpr {
val initUnfoldResult = StmtUtils.toExpr(this.init, VarIndexingFactory.indexing(0))
val initExpr = And(And(initUnfoldResult.exprs), this.initFormula)
val initOffsetIndex = initUnfoldResult.indexing
val envTran = Stmts.SequenceStmt(listOf(this.env, this.tran))
val envTranUnfoldResult = StmtUtils.toExpr(envTran, VarIndexingFactory.indexing(0));
val transExpr = And(envTranUnfoldResult.exprs);
val transOffsetIndex = envTranUnfoldResult.indexing;
val propExpr = this.prop
return MonolithicExpr(initExpr, transExpr, propExpr, transOffsetIndex, initOffsetIndex)
}
fun XSTS.valToAction(val1: Valuation, val2: Valuation): XstsAction {
return XstsAction.create(
Stmts.SequenceStmt(listOf(this.env, this.tran))
)
}
fun XSTS.valToState(val1: Valuation): XstsState {
return XstsState.of(
ExplState.of(val1),
false,
true
)
}