/*
* $Id$
*
* Copyright (C) 2003-2014 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.vm.compiler;
import org.jnode.assembler.NativeStream;
import org.jnode.vm.classmgr.VmAddressMap;
import org.jnode.vm.classmgr.VmMethod;
import org.jnode.vm.facade.VmUtils;
/**
* @author Ewout Prangsma (epr@users.sourceforge.net)
*/
public final class CompiledMethod {
private NativeStream.ObjectRef codeStart;
private NativeStream.ObjectRef codeEnd;
private NativeStream.ObjectRef defExceptionHandler;
private CompiledExceptionHandler[] exceptionHandlers;
private final VmAddressMap addressTable;
private final int optLevel;
private int ccId = -1;
/**
* Initialize this instance
*/
public CompiledMethod(int optLevel) {
this.addressTable = new VmAddressMap();
this.optLevel = optLevel;
}
/**
* @return NativeStream.ObjectRef
*/
public NativeStream.ObjectRef getCodeEnd() {
return codeEnd;
}
/**
* @return NativeStream.ObjectRef
*/
public NativeStream.ObjectRef getCodeStart() {
return codeStart;
}
/**
* @return CompiledExceptionHandler[]
*/
public CompiledExceptionHandler[] getExceptionHandlers() {
return exceptionHandlers;
}
/**
* Sets the codeEnd.
*
* @param codeEnd The codeEnd to set
*/
public void setCodeEnd(NativeStream.ObjectRef codeEnd) {
this.codeEnd = codeEnd;
}
/**
* Sets the codeStart.
*
* @param codeStart The codeStart to set
*/
public void setCodeStart(NativeStream.ObjectRef codeStart) {
this.codeStart = codeStart;
}
/**
* Sets the exceptionHandlers.
*
* @param exceptionHandlers The exceptionHandlers to set
*/
public void setExceptionHandlers(CompiledExceptionHandler[] exceptionHandlers) {
this.exceptionHandlers = exceptionHandlers;
}
/**
* @return NativeStream.ObjectRef
*/
public NativeStream.ObjectRef getDefExceptionHandler() {
return defExceptionHandler;
}
/**
* Sets the defExceptionHandler.
*
* @param defExceptionHandler The defExceptionHandler to set
*/
public void setDefExceptionHandler(
NativeStream.ObjectRef defExceptionHandler) {
this.defExceptionHandler = defExceptionHandler;
}
/**
* Add an address-pc mapping
*
* @param pc
* @param offset
*/
public final void add(VmMethod method, int pc, int offset, int inlineDepth) {
addressTable.add(method, pc, offset, inlineDepth);
}
/**
* Gets the mapping between address and PC
*
* @return Address map
*/
public VmAddressMap getAddressTable() {
return addressTable;
}
/**
* Gets the optimization level used to create this compiled method.
*
* @return Returns the optimization level.
*/
final int getOptimizationLevel() {
return this.optLevel;
}
/**
* Gets (creates if needed) a compiled code id.
*
* @return a compiled code id.
*/
public final int getCompiledCodeId() {
if (ccId < 0) {
ccId = VmUtils.getVm().getCompiledMethods().createId();
}
return ccId;
}
}