Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/spi/LIRGeneratorTool.java @ 14850:fbae9be45c95
Merge.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Wed, 26 Mar 2014 20:44:11 +0100 |
parents | 47e4d2e01c6e c5ee41cf9823 |
children | b14cb2d9253d |
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/* * Copyright (c) 2011, 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.nodes.spi; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; public interface LIRGeneratorTool extends ArithmeticLIRGenerator { TargetDescription target(); MetaAccessProvider getMetaAccess(); CodeCacheProvider getCodeCache(); ForeignCallsProvider getForeignCalls(); Value emitLoad(Kind kind, Value address, Access access); void emitStore(Kind kind, Value address, Value input, Access access); void emitDeoptimize(Value actionAndReason, Value failedSpeculation, DeoptimizingNode deopting); Value emitForeignCall(ForeignCallLinkage linkage, DeoptimizingNode info, Value... args); /** * Checks whether the supplied constant can be used without loading it into a register for most * operations, i.e., for commonly used arithmetic, logical, and comparison operations. * * @param c The constant to check. * @return True if the constant can be used directly, false if the constant needs to be in a * register. */ boolean canInlineConstant(Constant c); boolean canStoreConstant(Constant c, boolean isCompressed); RegisterAttributes attributes(Register register); AllocatableValue newVariable(PlatformKind kind); AllocatableValue emitMove(Value input); void emitMove(AllocatableValue dst, Value src); /** * Emits an op that loads the address of some raw data. * * @param dst the variable into which the address is loaded * @param data the data to be installed with the generated code */ void emitData(AllocatableValue dst, byte[] data); Value emitAddress(Value base, long displacement, Value index, int scale); Value emitAddress(StackSlot slot); void emitMembar(int barriers); void emitUnwind(Value operand); /** * Called just before register allocation is performed on the LIR owned by this generator. * Overriding implementations of this method must call the overridden method. */ void beforeRegisterAllocation(); void emitIncomingValues(Value[] params); void emitReturn(Value input); }