Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotForeignCallLinkage.java @ 21556:48c1ebd24120
renamed com.oracle.graal.api[meta|code] modules to com.oracle.jvmci.[meta|code] (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 27 May 2015 00:36:16 +0200 |
parents | 07b088d61d5d |
children | 0e095e2c24e2 |
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/* * Copyright (c) 2012, 2015, 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.jvmci.code.ForeignCallLinkage; import com.oracle.jvmci.code.CallingConvention; import com.oracle.jvmci.meta.Value; import com.oracle.jvmci.meta.LocationIdentity; import com.oracle.jvmci.meta.InvokeTarget; import com.oracle.jvmci.meta.ForeignCallDescriptor; import com.oracle.graal.compiler.target.*; import com.oracle.graal.hotspot.stubs.*; /** * The details required to link a HotSpot runtime or stub call. */ public interface HotSpotForeignCallLinkage extends ForeignCallLinkage, InvokeTarget { /** * Constants for specifying whether a foreign call destroys or preserves registers. A foreign * call will always destroy {@link HotSpotForeignCallLinkage#getOutgoingCallingConvention() its} * {@linkplain ForeignCallLinkage#getTemporaries() temporary} registers. */ public enum RegisterEffect { DESTROYS_REGISTERS, PRESERVES_REGISTERS } /** * Constants for specifying whether a call is a leaf or not. A leaf function does not lock, GC * or throw exceptions. That is, the thread's execution state during the call is never inspected * by another thread. */ public enum Transition { LEAF_NOFP, LEAF, LEAF_SP, NOT_LEAF; } /** * Sentinel marker for a computed jump address. */ long JUMP_ADDRESS = 0xDEADDEADBEEFBEEFL; boolean isReexecutable(); LocationIdentity[] getKilledLocations(); CallingConvention getOutgoingCallingConvention(); CallingConvention getIncomingCallingConvention(); Value[] getTemporaries(); long getMaxCallTargetOffset(); ForeignCallDescriptor getDescriptor(); void setCompiledStub(Stub stub); /** * Determines if this is a call to a compiled {@linkplain Stub stub}. */ boolean isCompiledStub(); void finalizeAddress(Backend backend); long getAddress(); @Override boolean destroysRegisters(); @Override boolean canDeoptimize(); boolean mayContainFP(); boolean needsJavaFrameAnchor(); /** * Gets the VM symbol associated with the target {@linkplain #getAddress() address} of the call. */ String getSymbol(); }