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/*
* Copyright (c) 2012 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Copyright (c) 2007-2008 The Florida State University
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Stephen Hines
*/
#ifndef __ARM_PROCESS_HH__
#define __ARM_PROCESS_HH__
#include <string>
#include <vector>
#include "arch/arm/intregs.hh"
#include "base/loader/object_file.hh"
#include "mem/page_table.hh"
#include "sim/process.hh"
class ObjectFile;
class ArmProcess : public Process
{
protected:
ObjectFile::Arch arch;
ArmProcess(ProcessParams * params, ObjectFile *objFile,
ObjectFile::Arch _arch);
template<class IntType>
void argsInit(int pageSize, ArmISA::IntRegIndex spIndex);
};
class ArmProcess32 : public ArmProcess
{
protected:
ArmProcess32(ProcessParams * params, ObjectFile *objFile,
ObjectFile::Arch _arch);
void initState();
public:
ArmISA::IntReg getSyscallArg(ThreadContext *tc, int &i, int width);
ArmISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
void setSyscallArg(ThreadContext *tc, int i, ArmISA::IntReg val);
void setSyscallReturn(ThreadContext *tc, SyscallReturn return_value);
};
class ArmProcess64 : public ArmProcess
{
protected:
ArmProcess64(ProcessParams * params, ObjectFile *objFile,
ObjectFile::Arch _arch);
void initState();
public:
ArmISA::IntReg getSyscallArg(ThreadContext *tc, int &i, int width);
ArmISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
void setSyscallArg(ThreadContext *tc, int i, ArmISA::IntReg val);
void setSyscallReturn(ThreadContext *tc, SyscallReturn return_value);
};
#endif // __ARM_PROCESS_HH__
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