Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotLIRGenerator.java @ 13255:785bbb619238
Basic allocation prefetching support
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
---|---|
date | Sat, 07 Dec 2013 19:30:16 +0100 |
parents | 9b62c748c9ae |
children | 1cf373d2b415 |
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; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.gen.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.hotspot.nodes.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; /** * This interface defines the contract a HotSpot backend LIR generator needs to fulfill in addition * to abstract methods from {@link LIRGenerator} and {@link LIRGeneratorTool}. */ public interface HotSpotLIRGenerator { /** * Emits an operation to make a tail call. * * @param args the arguments of the call * @param address the target address of the call */ void emitTailcall(Value[] args, Value address); void emitDeoptimizeCaller(DeoptimizationAction action, DeoptimizationReason reason); void emitPatchReturnAddress(ValueNode address); void emitJumpToExceptionHandlerInCaller(ValueNode handlerInCallerPc, ValueNode exception, ValueNode exceptionPc); void emitPrefetchAllocate(ValueNode address, ValueNode distance); void visitDirectCompareAndSwap(DirectCompareAndSwapNode x); /** * Gets a stack slot for a lock at a given lock nesting depth. */ StackSlot getLockSlot(int lockDepth); HotSpotProviders getProviders(); }