Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotBackendFactory.java @ 18678:e04d70a4d3ae
prefer profile methods during partial evaluation
author | Lukas Stadler <lukas.stadler@oracle.com> |
---|---|
date | Mon, 15 Dec 2014 14:54:59 +0100 |
parents | c538c2c6b7e2 |
children | 835e950b38b9 82b5899f20cb |
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/* * Copyright (c) 2012, 2014, 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.graal.hotspot.sparc; import java.util.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.api.runtime.*; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.phases.util.*; import com.oracle.graal.sparc.*; import com.oracle.graal.sparc.SPARC.*; @ServiceProvider(HotSpotBackendFactory.class) public class SPARCHotSpotBackendFactory implements HotSpotBackendFactory { protected Architecture createArchitecture(HotSpotVMConfig config) { return new SPARC(computeFeatures(config)); } 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); } public HotSpotBackend createBackend(HotSpotGraalRuntimeProvider runtime, HotSpotBackend host) { assert host == null; TargetDescription target = createTarget(runtime.getConfig()); HotSpotRegistersProvider registers = createRegisters(); HotSpotMetaAccessProvider metaAccess = new HotSpotMetaAccessProvider(runtime); RegisterConfig regConfig = new SPARCHotSpotRegisterConfig(target, runtime.getConfig()); HotSpotCodeCacheProvider codeCache = new HotSpotCodeCacheProvider(runtime, target, regConfig); HotSpotConstantReflectionProvider constantReflection = new HotSpotConstantReflectionProvider(runtime); Value[] nativeABICallerSaveRegisters = createNativeABICallerSaveRegisters(runtime.getConfig(), codeCache.getRegisterConfig()); HotSpotForeignCallsProvider foreignCalls = new SPARCHotSpotForeignCallsProvider(runtime, metaAccess, codeCache, nativeABICallerSaveRegisters); LoweringProvider lowerer = new SPARCHotSpotLoweringProvider(runtime, metaAccess, foreignCalls, registers, target); // Replacements cannot have speculative optimizations since they have // to be valid for the entire run of the VM. Assumptions assumptions = new Assumptions(false); Providers p = new Providers(metaAccess, codeCache, constantReflection, foreignCalls, lowerer, null, new HotSpotStampProvider()); HotSpotSnippetReflectionProvider snippetReflection = new HotSpotSnippetReflectionProvider(runtime); HotSpotReplacementsImpl replacements = new HotSpotReplacementsImpl(p, snippetReflection, runtime.getConfig(), assumptions, target); HotSpotDisassemblerProvider disassembler = new HotSpotDisassemblerProvider(runtime); HotSpotSuitesProvider suites = new HotSpotSuitesProvider(runtime); HotSpotProviders providers = new HotSpotProviders(metaAccess, codeCache, constantReflection, foreignCalls, lowerer, replacements, disassembler, suites, registers, snippetReflection); return new SPARCHotSpotBackend(runtime, providers); } protected Set<CPUFeature> computeFeatures(HotSpotVMConfig config) { Set<CPUFeature> features = EnumSet.noneOf(CPUFeature.class); if ((config.sparcFeatures & config.vis1Instructions) != 0) { features.add(CPUFeature.VIS1); } if ((config.sparcFeatures & config.vis2Instructions) != 0) { features.add(CPUFeature.VIS2); } if ((config.sparcFeatures & config.vis3Instructions) != 0) { features.add(CPUFeature.VIS3); } if ((config.sparcFeatures & config.cbcondInstructions) != 0) { features.add(CPUFeature.CBCOND); } return features; } protected HotSpotRegistersProvider createRegisters() { return new HotSpotRegisters(SPARC.g2, SPARC.g6, SPARC.sp); } @SuppressWarnings("unused") private static Value[] createNativeABICallerSaveRegisters(HotSpotVMConfig config, RegisterConfig regConfig) { CalleeSaveLayout csl = regConfig.getCalleeSaveLayout(); Value[] nativeABICallerSaveRegisters = new Value[csl.registers.length]; for (int i = 0; i < csl.registers.length; i++) { nativeABICallerSaveRegisters[i] = csl.registers[i].asValue(); } return nativeABICallerSaveRegisters; } public String getArchitecture() { return "SPARC"; } public String getGraalRuntimeName() { return "basic"; } @Override public String toString() { return getGraalRuntimeName() + ":" + getArchitecture(); } }