| /* |
| * 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.HotSpotJVMCIRuntimeProvider; |
| 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 { |
| |
| protected 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(HotSpotJVMCIRuntimeProvider runtime, TargetDescription target, RegisterConfig regConfig) { |
| return new HotSpotCodeCacheProvider(runtime, runtime.getConfig(), target, regConfig); |
| } |
| |
| protected EnumSet<CPUFeature> computeFeatures(SPARCHotSpotVMConfig config) { |
| EnumSet<CPUFeature> features = EnumSet.noneOf(CPUFeature.class); |
| if ((config.vmVersionFeatures & config.sparcVis1Instructions) != 0) { |
| features.add(CPUFeature.VIS1); |
| } |
| if ((config.vmVersionFeatures & config.sparcVis2Instructions) != 0) { |
| features.add(CPUFeature.VIS2); |
| } |
| if ((config.vmVersionFeatures & config.sparcVis3Instructions) != 0) { |
| features.add(CPUFeature.VIS3); |
| } |
| if ((config.vmVersionFeatures & config.sparcCbcondInstructions) != 0) { |
| features.add(CPUFeature.CBCOND); |
| } |
| if ((config.vmVersionFeatures & config.sparcV8Instructions) != 0) { |
| features.add(CPUFeature.V8); |
| } |
| if ((config.vmVersionFeatures & config.sparcHardwareMul32) != 0) { |
| features.add(CPUFeature.HARDWARE_MUL32); |
| } |
| if ((config.vmVersionFeatures & config.sparcHardwareDiv32) != 0) { |
| features.add(CPUFeature.HARDWARE_DIV32); |
| } |
| if ((config.vmVersionFeatures & config.sparcHardwareFsmuld) != 0) { |
| features.add(CPUFeature.HARDWARE_FSMULD); |
| } |
| if ((config.vmVersionFeatures & config.sparcHardwarePopc) != 0) { |
| features.add(CPUFeature.HARDWARE_POPC); |
| } |
| if ((config.vmVersionFeatures & config.sparcV9Instructions) != 0) { |
| features.add(CPUFeature.V9); |
| } |
| if ((config.vmVersionFeatures & config.sparcSun4v) != 0) { |
| features.add(CPUFeature.SUN4V); |
| } |
| if ((config.vmVersionFeatures & config.sparcBlkInitInstructions) != 0) { |
| features.add(CPUFeature.BLK_INIT_INSTRUCTIONS); |
| } |
| if ((config.vmVersionFeatures & config.sparcFmafInstructions) != 0) { |
| features.add(CPUFeature.FMAF); |
| } |
| if ((config.vmVersionFeatures & config.sparcSparc64Family) != 0) { |
| features.add(CPUFeature.SPARC64_FAMILY); |
| } |
| if ((config.vmVersionFeatures & config.sparcMFamily) != 0) { |
| features.add(CPUFeature.M_FAMILY); |
| } |
| if ((config.vmVersionFeatures & config.sparcTFamily) != 0) { |
| features.add(CPUFeature.T_FAMILY); |
| } |
| if ((config.vmVersionFeatures & config.sparcT1Model) != 0) { |
| features.add(CPUFeature.T1_MODEL); |
| } |
| if ((config.vmVersionFeatures & config.sparcSparc5Instructions) != 0) { |
| features.add(CPUFeature.SPARC5); |
| } |
| if ((config.vmVersionFeatures & config.sparcAesInstructions) != 0) { |
| features.add(CPUFeature.SPARC64_FAMILY); |
| } |
| if ((config.vmVersionFeatures & config.sparcSha1Instruction) != 0) { |
| features.add(CPUFeature.SHA1); |
| } |
| if ((config.vmVersionFeatures & config.sparcSha256Instruction) != 0) { |
| features.add(CPUFeature.SHA256); |
| } |
| if ((config.vmVersionFeatures & config.sparcSha512Instruction) != 0) { |
| features.add(CPUFeature.SHA512); |
| } |
| return features; |
| } |
| |
| @Override |
| public String getArchitecture() { |
| return "SPARC"; |
| } |
| |
| @Override |
| public String toString() { |
| return "JVMCIBackend:" + getArchitecture(); |
| } |
| |
| @SuppressWarnings("try") |
| public JVMCIBackend createJVMCIBackend(HotSpotJVMCIRuntimeProvider 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); |
| } |
| } |