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view graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackendFactory.java @ 21054:db8f1141631f
IGV: construct ArrayList<LabelWidget> with exact size (usually 1)
author | Andreas Woess <andreas.woess@oracle.com> |
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date | Mon, 20 Apr 2015 19:54:09 +0200 |
parents | 9e8f6d379720 |
children | 15a46a918fc1 |
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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.amd64; import static com.oracle.graal.hotspot.InitTimer.*; import java.util.*; import com.oracle.graal.amd64.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.api.replacements.*; import com.oracle.graal.api.runtime.*; import com.oracle.graal.graphbuilderconf.GraphBuilderConfiguration.Plugins; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.hotspot.word.*; import com.oracle.graal.phases.util.*; import com.oracle.graal.replacements.amd64.*; @ServiceProvider(HotSpotBackendFactory.class) public class AMD64HotSpotBackendFactory implements HotSpotBackendFactory { 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); } @Override public HotSpotBackend createBackend(HotSpotGraalRuntimeProvider runtime, HotSpotBackend host) { assert host == null; TargetDescription target = createTarget(runtime.getConfig()); HotSpotProviders providers; HotSpotRegistersProvider registers; RegisterConfig regConfig; HotSpotCodeCacheProvider codeCache; HotSpotConstantReflectionProvider constantReflection; HotSpotHostForeignCallsProvider foreignCalls; Value[] nativeABICallerSaveRegisters; HotSpotMetaAccessProvider metaAccess; HotSpotLoweringProvider lowerer; HotSpotSnippetReflectionProvider snippetReflection; HotSpotReplacementsImpl replacements; HotSpotDisassemblerProvider disassembler; HotSpotSuitesProvider suites; HotSpotWordTypes wordTypes; Plugins plugins; try (InitTimer t = timer("create providers")) { try (InitTimer rt = timer("create HotSpotRegisters provider")) { registers = createRegisters(); } 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("create NativeABICallerSaveRegisters")) { nativeABICallerSaveRegisters = createNativeABICallerSaveRegisters(runtime.getConfig(), codeCache.getRegisterConfig()); } try (InitTimer rt = timer("create ForeignCalls provider")) { foreignCalls = createForeignCalls(runtime, metaAccess, codeCache, nativeABICallerSaveRegisters); } try (InitTimer rt = timer("create Lowerer provider")) { lowerer = createLowerer(runtime, metaAccess, foreignCalls, registers, target); } HotSpotStampProvider stampProvider = new HotSpotStampProvider(); Providers p = new Providers(metaAccess, codeCache, constantReflection, foreignCalls, lowerer, null, stampProvider); try (InitTimer rt = timer("create SnippetReflection provider")) { snippetReflection = createSnippetReflection(runtime); } try (InitTimer rt = timer("create Replacements provider")) { replacements = createReplacements(runtime, p, snippetReflection); } try (InitTimer rt = timer("create Disassembler provider")) { disassembler = createDisassembler(runtime); } try (InitTimer rt = timer("create WordTypes")) { wordTypes = new HotSpotWordTypes(metaAccess, target.wordKind); } try (InitTimer rt = timer("create GraphBuilderPhase plugins")) { plugins = createGraphBuilderPlugins(runtime, target, constantReflection, foreignCalls, metaAccess, snippetReflection, replacements, wordTypes, stampProvider); replacements.setGraphBuilderPlugins(plugins); } try (InitTimer rt = timer("create Suites provider")) { suites = createSuites(runtime, plugins); } providers = new HotSpotProviders(metaAccess, codeCache, constantReflection, foreignCalls, lowerer, replacements, disassembler, suites, registers, snippetReflection, wordTypes, plugins); } try (InitTimer rt = timer("instantiate backend")) { return createBackend(runtime, providers); } } protected Plugins createGraphBuilderPlugins(HotSpotGraalRuntimeProvider runtime, TargetDescription target, HotSpotConstantReflectionProvider constantReflection, HotSpotHostForeignCallsProvider foreignCalls, HotSpotMetaAccessProvider metaAccess, HotSpotSnippetReflectionProvider snippetReflection, HotSpotReplacementsImpl replacements, HotSpotWordTypes wordTypes, HotSpotStampProvider stampProvider) { Plugins plugins = HotSpotGraphBuilderPlugins.create(runtime.getConfig(), wordTypes, metaAccess, constantReflection, snippetReflection, foreignCalls, stampProvider, replacements); AMD64GraphBuilderPlugins.register(plugins, foreignCalls, (AMD64) target.arch); return plugins; } protected AMD64HotSpotBackend createBackend(HotSpotGraalRuntimeProvider runtime, HotSpotProviders providers) { return new AMD64HotSpotBackend(runtime, providers); } protected HotSpotRegistersProvider createRegisters() { return new HotSpotRegisters(AMD64.r15, AMD64.r12, AMD64.rsp); } protected HotSpotDisassemblerProvider createDisassembler(HotSpotGraalRuntimeProvider runtime) { return new HotSpotDisassemblerProvider(runtime); } protected HotSpotReplacementsImpl createReplacements(HotSpotGraalRuntimeProvider runtime, Providers p, SnippetReflectionProvider snippetReflection) { return new HotSpotReplacementsImpl(p, snippetReflection, runtime.getConfig(), p.getCodeCache().getTarget()); } protected AMD64HotSpotForeignCallsProvider createForeignCalls(HotSpotGraalRuntimeProvider runtime, HotSpotMetaAccessProvider metaAccess, HotSpotCodeCacheProvider codeCache, Value[] nativeABICallerSaveRegisters) { return new AMD64HotSpotForeignCallsProvider(runtime, metaAccess, codeCache, nativeABICallerSaveRegisters); } protected HotSpotConstantReflectionProvider createConstantReflection(HotSpotGraalRuntimeProvider runtime) { return new HotSpotConstantReflectionProvider(runtime); } protected RegisterConfig createRegisterConfig(HotSpotGraalRuntimeProvider runtime, TargetDescription target) { return new AMD64HotSpotRegisterConfig(target.arch, runtime.getConfig()); } protected HotSpotCodeCacheProvider createCodeCache(HotSpotGraalRuntimeProvider runtime, TargetDescription target, RegisterConfig regConfig) { return new HotSpotCodeCacheProvider(runtime, target, regConfig); } protected HotSpotMetaAccessProvider createMetaAccess(HotSpotGraalRuntimeProvider runtime) { return new HotSpotMetaAccessProvider(runtime); } protected HotSpotSuitesProvider createSuites(HotSpotGraalRuntimeProvider runtime, Plugins plugins) { return new HotSpotSuitesProvider(runtime, plugins); } protected HotSpotSnippetReflectionProvider createSnippetReflection(HotSpotGraalRuntimeProvider runtime) { return new HotSpotSnippetReflectionProvider(runtime); } protected HotSpotLoweringProvider createLowerer(HotSpotGraalRuntimeProvider runtime, HotSpotMetaAccessProvider metaAccess, HotSpotForeignCallsProvider foreignCalls, HotSpotRegistersProvider registers, TargetDescription target) { return new AMD64HotSpotLoweringProvider(runtime, metaAccess, foreignCalls, registers, target); } protected Value[] createNativeABICallerSaveRegisters(HotSpotVMConfig config, RegisterConfig regConfig) { List<Register> callerSave = new ArrayList<>(Arrays.asList(regConfig.getAllocatableRegisters())); if (config.windowsOs) { // http://msdn.microsoft.com/en-us/library/9z1stfyw.aspx callerSave.remove(AMD64.rdi); callerSave.remove(AMD64.rsi); callerSave.remove(AMD64.rbx); callerSave.remove(AMD64.rbp); callerSave.remove(AMD64.rsp); callerSave.remove(AMD64.r12); callerSave.remove(AMD64.r13); callerSave.remove(AMD64.r14); callerSave.remove(AMD64.r15); callerSave.remove(AMD64.xmm6); callerSave.remove(AMD64.xmm7); callerSave.remove(AMD64.xmm8); callerSave.remove(AMD64.xmm9); callerSave.remove(AMD64.xmm10); callerSave.remove(AMD64.xmm11); callerSave.remove(AMD64.xmm12); callerSave.remove(AMD64.xmm13); callerSave.remove(AMD64.xmm14); callerSave.remove(AMD64.xmm15); } else { /* * System V Application Binary Interface, AMD64 Architecture Processor Supplement * * Draft Version 0.96 * * http://www.uclibc.org/docs/psABI-x86_64.pdf * * 3.2.1 * * ... * * This subsection discusses usage of each register. Registers %rbp, %rbx and %r12 * through %r15 "belong" to the calling function and the called function is required to * preserve their values. In other words, a called function must preserve these * registers' values for its caller. Remaining registers "belong" to the called * function. If a calling function wants to preserve such a register value across a * function call, it must save the value in its local stack frame. */ callerSave.remove(AMD64.rbp); callerSave.remove(AMD64.rbx); callerSave.remove(AMD64.r12); callerSave.remove(AMD64.r13); callerSave.remove(AMD64.r14); callerSave.remove(AMD64.r15); } Value[] nativeABICallerSaveRegisters = new Value[callerSave.size()]; for (int i = 0; i < callerSave.size(); i++) { nativeABICallerSaveRegisters[i] = callerSave.get(i).asValue(); } return nativeABICallerSaveRegisters; } public String getArchitecture() { return "AMD64"; } public String getGraalRuntimeName() { return "basic"; } @Override public String toString() { return getGraalRuntimeName() + ":" + getArchitecture(); } }