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A standalone version of SubstrateVM static analysis to use for general pointsto analysis
/*
* Copyright (c) 2023, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2023, 2023, Alibaba Group Holding Limited. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
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*/
package com.oracle.graal.pointsto.standalone;
import com.oracle.graal.pointsto.meta.AnalysisMetaAccess;
import com.oracle.graal.pointsto.meta.AnalysisUniverse;
import jdk.vm.ci.meta.JavaKind;
import jdk.vm.ci.meta.MetaAccessProvider;
public class StandaloneAnalysisMetaAccess extends AnalysisMetaAccess {
public StandaloneAnalysisMetaAccess(AnalysisUniverse analysisUniverse, MetaAccessProvider originalMetaAccess) {
super(analysisUniverse, originalMetaAccess);
}
@Override
public int getArrayIndexScale(JavaKind elementKind) {
// It's not necessary to do constant folding for standalone analysis. Simply return -1 to
// avoid throwing exception.
return -1;
}
@Override
public int getArrayBaseOffset(JavaKind elementKind) {
// It's not necessary to do constant folding for standalone analysis. Simply return -1 to
// avoid throwing exception.
return -1;
}
}