Mercurial > hg > graal-compiler
diff graal/com.oracle.jvmci.hotspot.amd64/src/com/oracle/jvmci/hotspot/amd64/AMD64HotSpotJVMCIBackendFactory.java @ 21675:2e8c01def9a5
moved [AMD64|SPARC]HotSpotJVMCIBackendFactory into JVMCI namespace (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 03 Jun 2015 00:30:44 +0200 |
parents | graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/jvmci/AMD64HotSpotJVMCIBackendFactory.java@e0b5d4fcd929 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.jvmci.hotspot.amd64/src/com/oracle/jvmci/hotspot/amd64/AMD64HotSpotJVMCIBackendFactory.java Wed Jun 03 00:30:44 2015 +0200 @@ -0,0 +1,169 @@ +/* + * Copyright (c) 2012, 2015, 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 com.oracle.jvmci.hotspot.amd64; + +import static com.oracle.jvmci.hotspot.InitTimer.*; + +import java.util.*; + +import com.oracle.jvmci.amd64.*; +import com.oracle.jvmci.code.*; +import com.oracle.jvmci.hotspot.*; +import com.oracle.jvmci.meta.*; +import com.oracle.jvmci.runtime.*; +import com.oracle.jvmci.service.*; + +@ServiceProvider(HotSpotJVMCIBackendFactory.class) +public class AMD64HotSpotJVMCIBackendFactory implements HotSpotJVMCIBackendFactory { + + protected Architecture createArchitecture(HotSpotVMConfig config) { + return new AMD64(computeFeatures(config), computeFlags(config)); + } + + protected EnumSet<AMD64.CPUFeature> computeFeatures(HotSpotVMConfig config) { + // Configure the feature set using the HotSpot flag settings. + EnumSet<AMD64.CPUFeature> features = EnumSet.noneOf(AMD64.CPUFeature.class); + assert config.useSSE >= 2 : "minimum config for x64"; + features.add(AMD64.CPUFeature.SSE); + features.add(AMD64.CPUFeature.SSE2); + if ((config.x86CPUFeatures & config.cpuSSE3) != 0) { + features.add(AMD64.CPUFeature.SSE3); + } + if ((config.x86CPUFeatures & config.cpuSSSE3) != 0) { + features.add(AMD64.CPUFeature.SSSE3); + } + if ((config.x86CPUFeatures & config.cpuSSE4A) != 0) { + features.add(AMD64.CPUFeature.SSE4a); + } + if ((config.x86CPUFeatures & config.cpuSSE41) != 0) { + features.add(AMD64.CPUFeature.SSE4_1); + } + if ((config.x86CPUFeatures & config.cpuSSE42) != 0) { + features.add(AMD64.CPUFeature.SSE4_2); + } + if ((config.x86CPUFeatures & config.cpuAVX) != 0) { + features.add(AMD64.CPUFeature.AVX); + } + if ((config.x86CPUFeatures & config.cpuAVX2) != 0) { + features.add(AMD64.CPUFeature.AVX2); + } + if ((config.x86CPUFeatures & config.cpuERMS) != 0) { + features.add(AMD64.CPUFeature.ERMS); + } + if ((config.x86CPUFeatures & config.cpuLZCNT) != 0) { + features.add(AMD64.CPUFeature.LZCNT); + } + if ((config.x86CPUFeatures & config.cpuPOPCNT) != 0) { + features.add(AMD64.CPUFeature.POPCNT); + } + if ((config.x86CPUFeatures & config.cpuAES) != 0) { + features.add(AMD64.CPUFeature.AES); + } + if ((config.x86CPUFeatures & config.cpu3DNOWPREFETCH) != 0) { + features.add(AMD64.CPUFeature.AMD_3DNOW_PREFETCH); + } + if ((config.x86CPUFeatures & config.cpuBMI1) != 0) { + features.add(AMD64.CPUFeature.BMI1); + } + return features; + } + + protected EnumSet<AMD64.Flag> computeFlags(HotSpotVMConfig config) { + EnumSet<AMD64.Flag> flags = EnumSet.noneOf(AMD64.Flag.class); + if (config.useCountLeadingZerosInstruction) { + flags.add(AMD64.Flag.UseCountLeadingZerosInstruction); + } + if (config.useCountTrailingZerosInstruction) { + flags.add(AMD64.Flag.UseCountTrailingZerosInstruction); + } + return flags; + } + + protected TargetDescription createTarget(HotSpotVMConfig config) { + final int stackFrameAlignment = 16; + final int implicitNullCheckLimit = 4096; + final boolean inlineObjects = true; + return new HotSpotTargetDescription(createArchitecture(config), true, stackFrameAlignment, implicitNullCheckLimit, inlineObjects); + } + + protected HotSpotConstantReflectionProvider createConstantReflection(HotSpotJVMCIRuntimeProvider runtime) { + return new HotSpotConstantReflectionProvider(runtime); + } + + protected RegisterConfig createRegisterConfig(HotSpotJVMCIRuntimeProvider runtime, TargetDescription target) { + return new AMD64HotSpotRegisterConfig(target.arch, runtime.getConfig()); + } + + protected HotSpotCodeCacheProvider createCodeCache(HotSpotJVMCIRuntimeProvider runtime, TargetDescription target, RegisterConfig regConfig) { + return new HotSpotCodeCacheProvider(runtime, runtime.getConfig(), target, regConfig); + } + + protected HotSpotMetaAccessProvider createMetaAccess(HotSpotJVMCIRuntimeProvider runtime) { + return new HotSpotMetaAccessProvider(runtime); + } + + public String getArchitecture() { + return "AMD64"; + } + + @Override + public String toString() { + return getJVMCIRuntimeName() + ":" + getArchitecture(); + } + + public JVMCIBackend createJVMCIBackend(HotSpotJVMCIRuntimeProvider runtime, JVMCIBackend host) { + + assert host == null; + TargetDescription target = createTarget(runtime.getConfig()); + + RegisterConfig regConfig; + HotSpotCodeCacheProvider codeCache; + ConstantReflectionProvider constantReflection; + HotSpotMetaAccessProvider metaAccess; + try (InitTimer t = timer("create providers")) { + try (InitTimer rt = timer("create MetaAccess provider")) { + metaAccess = createMetaAccess(runtime); + } + try (InitTimer rt = timer("create RegisterConfig")) { + regConfig = createRegisterConfig(runtime, target); + } + try (InitTimer rt = timer("create CodeCache provider")) { + codeCache = createCodeCache(runtime, target, regConfig); + } + try (InitTimer rt = timer("create ConstantReflection provider")) { + constantReflection = createConstantReflection(runtime); + } + } + try (InitTimer rt = timer("instantiate backend")) { + return createBackend(metaAccess, codeCache, constantReflection); + } + } + + protected JVMCIBackend createBackend(HotSpotMetaAccessProvider metaAccess, HotSpotCodeCacheProvider codeCache, ConstantReflectionProvider constantReflection) { + return new JVMCIBackend(metaAccess, codeCache, constantReflection); + } + + public String getJVMCIRuntimeName() { + return "basic"; + } +}