| /* |
| * Copyright (c) 2013, 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 org.graalvm.compiler.hotspot.sparc; |
| |
| import static org.graalvm.compiler.core.common.LocationIdentity.any; |
| 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.HotSpotBackend.Options.PreferGraalStubs; |
| import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.JUMP_ADDRESS; |
| import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.RegisterEffect.PRESERVES_REGISTERS; |
| import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.LEAF; |
| import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.LEAF_NOFP; |
| import static org.graalvm.compiler.hotspot.HotSpotHostBackend.DEOPTIMIZATION_HANDLER; |
| import static org.graalvm.compiler.hotspot.HotSpotHostBackend.UNCOMMON_TRAP_HANDLER; |
| import static org.graalvm.compiler.hotspot.replacements.CRC32Substitutions.UPDATE_BYTES_CRC32; |
| 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 org.graalvm.compiler.core.common.LIRKind; |
| import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkageImpl; |
| import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider; |
| import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig; |
| import org.graalvm.compiler.hotspot.meta.HotSpotHostForeignCallsProvider; |
| import org.graalvm.compiler.hotspot.meta.HotSpotProviders; |
| 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.HotSpotJVMCIRuntimeProvider; |
| 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(HotSpotJVMCIRuntimeProvider 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) { |
| 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, PRESERVES_REGISTERS, LEAF_NOFP, outgoingExceptionCc, incomingExceptionCc, NOT_REEXECUTABLE, any())); |
| register(new HotSpotForeignCallLinkageImpl(EXCEPTION_HANDLER_IN_CALLER, JUMP_ADDRESS, PRESERVES_REGISTERS, LEAF_NOFP, outgoingExceptionCc, incomingExceptionCc, NOT_REEXECUTABLE, any())); |
| |
| if (PreferGraalStubs.getValue()) { |
| link(new SPARCDeoptimizationStub(providers, target, registerStubCall(DEOPTIMIZATION_HANDLER, REEXECUTABLE, LEAF, NO_LOCATIONS))); |
| link(new SPARCUncommonTrapStub(providers, target, registerStubCall(UNCOMMON_TRAP_HANDLER, REEXECUTABLE, LEAF, NO_LOCATIONS))); |
| } |
| |
| if (config.useCRC32Intrinsics) { |
| // This stub does callee saving |
| registerForeignCall(UPDATE_BYTES_CRC32, config.updateBytesCRC32Stub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, any()); |
| } |
| |
| super.initialize(providers); |
| } |
| |
| @Override |
| public Value[] getNativeABICallerSaveRegisters() { |
| return nativeABICallerSaveRegisters; |
| } |
| } |