Mercurial > hg > truffle
view graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/target/Backend.java @ 14809:73774616a6b3
Decoupled LIRGenerator and LIRGenerationResult.
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Tue, 18 Mar 2014 13:49:11 +0100 |
parents | 056357ac3efb |
children | 47e4d2e01c6e |
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/* * Copyright (c) 2009, 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.compiler.target; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.*; import com.oracle.graal.compiler.gen.*; import com.oracle.graal.lir.*; import com.oracle.graal.lir.asm.*; import com.oracle.graal.nodes.*; import com.oracle.graal.phases.tiers.*; import com.oracle.graal.phases.util.*; /** * Represents a compiler backend for Graal. */ public abstract class Backend { private final Providers providers; protected Backend(Providers providers) { this.providers = providers; } public Providers getProviders() { return providers; } public CodeCacheProvider getCodeCache() { return providers.getCodeCache(); } public ForeignCallsProvider getForeignCalls() { return providers.getForeignCalls(); } public abstract SuitesProvider getSuites(); public abstract DisassemblerProvider getDisassembler(); public TargetDescription getTarget() { return providers.getCodeCache().getTarget(); } public abstract FrameMap newFrameMap(); public abstract LIRGenerator newLIRGenerator(StructuredGraph graph, CallingConvention cc, LIRGenerationResult lirGenRes); public abstract LIRGenerationResult newLIRGenerationResult(LIR lir, FrameMap frameMap, Object stub); /** * Creates the assembler used to emit the machine code. */ protected abstract Assembler createAssembler(FrameMap frameMap); /** * Creates the object used to fill in the details of a given compilation result. */ public abstract CompilationResultBuilder newCompilationResultBuilder(LIRGenerationResult lirGenResult, CompilationResult compilationResult, CompilationResultBuilderFactory factory); public abstract boolean shouldAllocateRegisters(); /** * Emits the code for a given graph. * * @param installedCodeOwner the method the compiled code will be * {@linkplain InstalledCode#getMethod() associated} with once installed. This * argument can be null. */ public abstract void emitCode(CompilationResultBuilder crb, LIR lir, ResolvedJavaMethod installedCodeOwner); }