--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.sparc/src/org/graalvm/compiler/hotspot/sparc/SPARCHotSpotForeignCallsProvider.java	2020-05-20 18:11:42.767567145 -0700
+++ /dev/null	2020-03-09 18:57:19.455001459 -0700
@@ -1,108 +0,0 @@
-/*
- * Copyright (c) 2013, 2019, 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 org.graalvm.compiler.hotspot.sparc;
-
-import static jdk.vm.ci.hotspot.HotSpotCallingConventionType.NativeCall;
-import static jdk.vm.ci.meta.Value.ILLEGAL;
-import static jdk.vm.ci.sparc.SPARC.i0;
-import static jdk.vm.ci.sparc.SPARC.i1;
-import static jdk.vm.ci.sparc.SPARC.o0;
-import static jdk.vm.ci.sparc.SPARC.o1;
-import static org.graalvm.compiler.hotspot.HotSpotBackend.EXCEPTION_HANDLER;
-import static org.graalvm.compiler.hotspot.HotSpotBackend.EXCEPTION_HANDLER_IN_CALLER;
-import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.JUMP_ADDRESS;
-import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.RegisterEffect.DESTROYS_ALL_CALLER_SAVE_REGISTERS;
-import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Reexecutability.NOT_REEXECUTABLE;
-import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.LEAF_NO_VZERO;
-import static org.graalvm.compiler.hotspot.replacements.CRC32CSubstitutions.UPDATE_BYTES_CRC32C;
-import static org.graalvm.compiler.hotspot.replacements.CRC32Substitutions.UPDATE_BYTES_CRC32;
-import static jdk.internal.vm.compiler.word.LocationIdentity.any;
-
-import org.graalvm.compiler.core.common.LIRKind;
-import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
-import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkageImpl;
-import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;
-import org.graalvm.compiler.hotspot.meta.HotSpotHostForeignCallsProvider;
-import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
-import org.graalvm.compiler.options.OptionValues;
-import org.graalvm.compiler.word.WordTypes;
-
-import jdk.vm.ci.code.CallingConvention;
-import jdk.vm.ci.code.CodeCacheProvider;
-import jdk.vm.ci.code.RegisterValue;
-import jdk.vm.ci.code.TargetDescription;
-import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
-import jdk.vm.ci.meta.JavaKind;
-import jdk.vm.ci.meta.MetaAccessProvider;
-import jdk.vm.ci.meta.PlatformKind;
-import jdk.vm.ci.meta.Value;
-
-public class SPARCHotSpotForeignCallsProvider extends HotSpotHostForeignCallsProvider {
-
-    private final Value[] nativeABICallerSaveRegisters;
-
-    public SPARCHotSpotForeignCallsProvider(HotSpotJVMCIRuntime jvmciRuntime, HotSpotGraalRuntimeProvider runtime, MetaAccessProvider metaAccess, CodeCacheProvider codeCache,
-                    WordTypes wordTypes, Value[] nativeABICallerSaveRegisters) {
-        super(jvmciRuntime, runtime, metaAccess, codeCache, wordTypes);
-        this.nativeABICallerSaveRegisters = nativeABICallerSaveRegisters;
-    }
-
-    @Override
-    public void initialize(HotSpotProviders providers, OptionValues options) {
-        GraalHotSpotVMConfig config = runtime.getVMConfig();
-        TargetDescription target = providers.getCodeCache().getTarget();
-        PlatformKind word = target.arch.getWordKind();
-
-        // The calling convention for the exception handler stub is (only?) defined in
-        // TemplateInterpreterGenerator::generate_throw_exception()
-        // in templateInterpreter_sparc.cpp around line 1925
-        RegisterValue outgoingException = o0.asValue(LIRKind.fromJavaKind(target.arch, JavaKind.Object));
-        RegisterValue outgoingExceptionPc = o1.asValue(LIRKind.value(word));
-        RegisterValue incomingException = i0.asValue(LIRKind.fromJavaKind(target.arch, JavaKind.Object));
-        RegisterValue incomingExceptionPc = i1.asValue(LIRKind.value(word));
-        CallingConvention outgoingExceptionCc = new CallingConvention(0, ILLEGAL, outgoingException, outgoingExceptionPc);
-        CallingConvention incomingExceptionCc = new CallingConvention(0, ILLEGAL, incomingException, incomingExceptionPc);
-        register(new HotSpotForeignCallLinkageImpl(EXCEPTION_HANDLER, 0L, DESTROYS_ALL_CALLER_SAVE_REGISTERS, LEAF_NO_VZERO, NOT_REEXECUTABLE, outgoingExceptionCc,
-                        incomingExceptionCc,
-                        any()));
-        register(new HotSpotForeignCallLinkageImpl(EXCEPTION_HANDLER_IN_CALLER, JUMP_ADDRESS, DESTROYS_ALL_CALLER_SAVE_REGISTERS, LEAF_NO_VZERO, NOT_REEXECUTABLE, outgoingExceptionCc,
-                        incomingExceptionCc, any()));
-
-        if (config.useCRC32Intrinsics) {
-            // This stub does callee saving
-            registerForeignCall(UPDATE_BYTES_CRC32, config.updateBytesCRC32Stub, NativeCall, LEAF_NO_VZERO, NOT_REEXECUTABLE, any());
-        }
-        if (config.useCRC32CIntrinsics) {
-            registerForeignCall(UPDATE_BYTES_CRC32C, config.updateBytesCRC32C, NativeCall, LEAF_NO_VZERO, NOT_REEXECUTABLE, any());
-        }
-
-        super.initialize(providers, options);
-    }
-
-    @Override
-    public Value[] getNativeABICallerSaveRegisters() {
-        return nativeABICallerSaveRegisters;
-    }
-}