--- old/src/jdk.internal.vm.ci/share/classes/jdk.vm.ci.hotspot.sparc/src/jdk/vm/ci/hotspot/sparc/SPARCHotSpotJVMCIBackendFactory.java	2020-05-20 18:11:17.359079330 -0700
+++ /dev/null	2020-03-09 18:57:19.455001459 -0700
@@ -1,232 +0,0 @@
-/*
- * Copyright (c) 2012, 2016, Oracle and/or its affiliates. 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.
- *
- * 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
- * questions.
- */
-package jdk.vm.ci.hotspot.sparc;
-
-import static jdk.vm.ci.common.InitTimer.timer;
-
-import java.util.EnumSet;
-
-import jdk.vm.ci.code.Architecture;
-import jdk.vm.ci.code.RegisterConfig;
-import jdk.vm.ci.code.TargetDescription;
-import jdk.vm.ci.code.stack.StackIntrospection;
-import jdk.vm.ci.common.InitTimer;
-import jdk.vm.ci.hotspot.HotSpotCodeCacheProvider;
-import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
-import jdk.vm.ci.hotspot.HotSpotJVMCIBackendFactory;
-import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
-import jdk.vm.ci.hotspot.HotSpotMetaAccessProvider;
-import jdk.vm.ci.hotspot.HotSpotStackIntrospection;
-import jdk.vm.ci.runtime.JVMCIBackend;
-import jdk.vm.ci.sparc.SPARC;
-import jdk.vm.ci.sparc.SPARC.CPUFeature;
-
-public class SPARCHotSpotJVMCIBackendFactory implements HotSpotJVMCIBackendFactory {
-
-    private static TargetDescription createTarget(SPARCHotSpotVMConfig config) {
-        final int stackFrameAlignment = 16;
-        final int implicitNullCheckLimit = 4096;
-        final boolean inlineObjects = false;
-        Architecture arch = new SPARC(computeFeatures(config));
-        return new TargetDescription(arch, true, stackFrameAlignment, implicitNullCheckLimit, inlineObjects);
-    }
-
-    protected HotSpotCodeCacheProvider createCodeCache(HotSpotJVMCIRuntime runtime, TargetDescription target, RegisterConfig regConfig) {
-        return new HotSpotCodeCacheProvider(runtime, target, regConfig);
-    }
-
-    private static EnumSet<CPUFeature> computeFeatures(SPARCHotSpotVMConfig config) {
-        EnumSet<CPUFeature> features = EnumSet.noneOf(CPUFeature.class);
-
-        if ((config.vmVersionFeatures & 1L << config.sparc_ADI) != 0) {
-            features.add(CPUFeature.ADI);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_AES) != 0) {
-            features.add(CPUFeature.AES);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_BLK_INIT) != 0) {
-            features.add(CPUFeature.BLK_INIT);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_CAMELLIA) != 0) {
-            features.add(CPUFeature.CAMELLIA);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_CBCOND) != 0) {
-            features.add(CPUFeature.CBCOND);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_CRC32C) != 0) {
-            features.add(CPUFeature.CRC32C);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_DES) != 0) {
-            features.add(CPUFeature.DES);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_DICTUNP) != 0) {
-            features.add(CPUFeature.DICTUNP);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FMAF) != 0) {
-            features.add(CPUFeature.FMAF);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FPCMPSHL) != 0) {
-            features.add(CPUFeature.FPCMPSHL);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_HPC) != 0) {
-            features.add(CPUFeature.HPC);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_IMA) != 0) {
-            features.add(CPUFeature.IMA);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_KASUMI) != 0) {
-            features.add(CPUFeature.KASUMI);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_MD5) != 0) {
-            features.add(CPUFeature.MD5);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_MME) != 0) {
-            features.add(CPUFeature.MME);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_MONT) != 0) {
-            features.add(CPUFeature.MONT);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_MPMUL) != 0) {
-            features.add(CPUFeature.MPMUL);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_MWAIT) != 0) {
-            features.add(CPUFeature.MWAIT);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_PAUSE) != 0) {
-            features.add(CPUFeature.PAUSE);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_PAUSE_NSEC) != 0) {
-            features.add(CPUFeature.PAUSE_NSEC);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_POPC) != 0) {
-            features.add(CPUFeature.POPC);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_RLE) != 0) {
-            features.add(CPUFeature.RLE);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_SHA1) != 0) {
-            features.add(CPUFeature.SHA1);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_SHA256) != 0) {
-            features.add(CPUFeature.SHA256);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_SHA3) != 0) {
-            features.add(CPUFeature.SHA3);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_SHA512) != 0) {
-            features.add(CPUFeature.SHA512);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_SPARC5) != 0) {
-            features.add(CPUFeature.SPARC5);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_SPARC5B) != 0) {
-            features.add(CPUFeature.SPARC5B);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_SPARC6) != 0) {
-            features.add(CPUFeature.SPARC6);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_V9) != 0) {
-            features.add(CPUFeature.V9);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_VAMASK) != 0) {
-            features.add(CPUFeature.VAMASK);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_VIS1) != 0) {
-            features.add(CPUFeature.VIS1);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_VIS2) != 0) {
-            features.add(CPUFeature.VIS2);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_VIS3) != 0) {
-            features.add(CPUFeature.VIS3);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_VIS3B) != 0) {
-            features.add(CPUFeature.VIS3B);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_VIS3C) != 0) {
-            features.add(CPUFeature.VIS3C);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_XMONT) != 0) {
-            features.add(CPUFeature.XMONT);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_XMPMUL) != 0) {
-            features.add(CPUFeature.XMPMUL);
-        }
-
-        if ((config.vmVersionFeatures & 1L << config.sparc_BLK_ZEROING) != 0) {
-            features.add(CPUFeature.BLK_ZEROING);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FAST_BIS) != 0) {
-            features.add(CPUFeature.FAST_BIS);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FAST_CMOVE) != 0) {
-            features.add(CPUFeature.FAST_CMOVE);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FAST_IDIV) != 0) {
-            features.add(CPUFeature.FAST_IDIV);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FAST_IND_BR) != 0) {
-            features.add(CPUFeature.FAST_IND_BR);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FAST_LD) != 0) {
-            features.add(CPUFeature.FAST_LD);
-        }
-        if ((config.vmVersionFeatures & 1L << config.sparc_FAST_RDPC) != 0) {
-            features.add(CPUFeature.FAST_RDPC);
-        }
-
-        return features;
-    }
-
-    @Override
-    public String getArchitecture() {
-        return "SPARC";
-    }
-
-    @Override
-    public String toString() {
-        return "JVMCIBackend:" + getArchitecture();
-    }
-
-    @Override
-    @SuppressWarnings("try")
-    public JVMCIBackend createJVMCIBackend(HotSpotJVMCIRuntime runtime, JVMCIBackend host) {
-        assert host == null;
-        SPARCHotSpotVMConfig config = new SPARCHotSpotVMConfig(runtime.getConfigStore());
-        TargetDescription target = createTarget(config);
-
-        HotSpotMetaAccessProvider metaAccess = new HotSpotMetaAccessProvider(runtime);
-        RegisterConfig regConfig = new SPARCHotSpotRegisterConfig(target, config.useCompressedOops);
-        HotSpotCodeCacheProvider codeCache = createCodeCache(runtime, target, regConfig);
-        HotSpotConstantReflectionProvider constantReflection = new HotSpotConstantReflectionProvider(runtime);
-        StackIntrospection stackIntrospection = new HotSpotStackIntrospection(runtime);
-        try (InitTimer rt = timer("instantiate backend")) {
-            return createBackend(metaAccess, codeCache, constantReflection, stackIntrospection);
-        }
-    }
-
-    protected JVMCIBackend createBackend(HotSpotMetaAccessProvider metaAccess, HotSpotCodeCacheProvider codeCache, HotSpotConstantReflectionProvider constantReflection,
-                    StackIntrospection stackIntrospection) {
-        return new JVMCIBackend(metaAccess, codeCache, constantReflection, stackIntrospection);
-    }
-}