Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackendFactory.java @ 12476:67566565053a
made AMD64HotSpotBackendFactory more easily extensible
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Thu, 17 Oct 2013 22:22:19 +0200 |
parents | 2a833e0d4e0a |
children | 1d369998229a |
line wrap: on
line source
/* * Copyright (c) 2012, 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 java.util.*; import com.oracle.graal.amd64.*; 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.*; @ServiceProvider(HotSpotBackendFactory.class) public class AMD64HotSpotBackendFactory implements HotSpotBackendFactory { protected Architecture createArchitecture(HotSpotVMConfig config) { return new AMD64(config.useSSE, config.useAVX); } protected TargetDescription createTarget(HotSpotVMConfig config) { final int stackFrameAlignment = 16; final int implicitNullCheckLimit = 4096; final boolean inlineObjects = true; return new TargetDescription(createArchitecture(config), true, stackFrameAlignment, implicitNullCheckLimit, inlineObjects); } @Override public HotSpotBackend createBackend(HotSpotGraalRuntime runtime, HotSpotBackend host) { assert host == null; TargetDescription target = createTarget(runtime.getConfig()); HotSpotMetaAccessProvider metaAccess = createMetaAccess(runtime); HotSpotCodeCacheProvider codeCache = createCodeCache(runtime, target); HotSpotConstantReflectionProvider constantReflection = createConstantReflection(runtime); Value[] nativeABICallerSaveRegisters = createNativeABICallerSaveRegisters(runtime.getConfig(), codeCache.getRegisterConfig()); HotSpotForeignCallsProvider foreignCalls = createForeignCalls(runtime, metaAccess, codeCache, nativeABICallerSaveRegisters); HotSpotLoweringProvider lowerer = createLowerer(runtime, metaAccess, foreignCalls); // 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); Replacements replacements = createReplacements(runtime, assumptions, p); HotSpotDisassemblerProvider disassembler = createDisassembler(runtime); HotSpotSuitesProvider suites = createSuites(runtime); HotSpotRegisters registers = createRegisters(); HotSpotProviders providers = new HotSpotProviders(metaAccess, codeCache, constantReflection, foreignCalls, lowerer, replacements, disassembler, suites, registers); return createBackend(runtime, providers); } protected AMD64HotSpotBackend createBackend(HotSpotGraalRuntime runtime, HotSpotProviders providers) { return new AMD64HotSpotBackend(runtime, providers); } protected HotSpotRegisters createRegisters() { return new HotSpotRegisters(AMD64.r15, AMD64.r12, AMD64.rsp); } protected HotSpotDisassemblerProvider createDisassembler(HotSpotGraalRuntime runtime) { return new HotSpotDisassemblerProvider(runtime); } protected Replacements createReplacements(HotSpotGraalRuntime runtime, Assumptions assumptions, Providers p) { return new HotSpotReplacementsImpl(p, runtime.getConfig(), assumptions); } protected AMD64HotSpotForeignCallsProvider createForeignCalls(HotSpotGraalRuntime runtime, HotSpotMetaAccessProvider metaAccess, HotSpotCodeCacheProvider codeCache, Value[] nativeABICallerSaveRegisters) { return new AMD64HotSpotForeignCallsProvider(runtime, metaAccess, codeCache, nativeABICallerSaveRegisters); } protected HotSpotConstantReflectionProvider createConstantReflection(HotSpotGraalRuntime runtime) { return new HotSpotConstantReflectionProvider(runtime); } protected AMD64HotSpotCodeCacheProvider createCodeCache(HotSpotGraalRuntime runtime, TargetDescription target) { return new AMD64HotSpotCodeCacheProvider(runtime, target); } protected HotSpotMetaAccessProvider createMetaAccess(HotSpotGraalRuntime runtime) { return new HotSpotMetaAccessProvider(runtime); } protected HotSpotSuitesProvider createSuites(HotSpotGraalRuntime runtime) { return new HotSpotSuitesProvider(runtime); } protected AMD64HotSpotLoweringProvider createLowerer(HotSpotGraalRuntime runtime, HotSpotMetaAccessProvider metaAccess, HotSpotForeignCallsProvider foreignCalls) { return new AMD64HotSpotLoweringProvider(runtime, metaAccess, foreignCalls); } 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(); } }