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/*
* Copyright (c) 2003-2004 The Regents of The University of Michigan
* 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: Gabe Black
* Ali Saidi
*/
#ifndef __ARCH_ALPHA_PROCESS_HH__
#define __ARCH_ALPHA_PROCESS_HH__
#include "mem/page_table.hh"
#include "sim/process.hh"
class AlphaProcess : public Process
{
private:
void setupASNReg();
protected:
AlphaProcess(ProcessParams *params, ObjectFile *objFile);
void unserialize(CheckpointIn &cp) override;
void initState() override;
void argsInit(int intSize, int pageSize);
public:
AlphaISA::IntReg getSyscallArg(ThreadContext *tc, int &i) override;
/// Explicitly import the otherwise hidden getSyscallArg
using Process::getSyscallArg;
void setSyscallArg(ThreadContext *tc, int i, AlphaISA::IntReg val) override;
void setSyscallReturn(ThreadContext *tc,
SyscallReturn return_value) override;
// override default implementation in Process as the mmap
// region for Alpha platforms grows upward
virtual bool mmapGrowsDown() const override { return false; }
};
/* No architectural page table defined for this ISA */
typedef NoArchPageTable ArchPageTable;
#endif // __ARCH_ALPHA_PROCESS_HH__