e2eef8859b
src/arch/sparc/faults.cc:
src/arch/sparc/faults.hh:
Added a function to do normal SPARC trap processing, and implemented the spill and fill faults for SE
src/arch/sparc/process.cc:
src/arch/sparc/process.hh:
Added fill and spill handlers which are stuffed into the processes address space. The location of these handlers are stored in fillStart and spillStart.
--HG--
extra : convert_revision : 59adb96570cce86f373fbc2c3e4c05abe1742d3b
86 lines
2.7 KiB
C++
86 lines
2.7 KiB
C++
/*
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* Copyright (c) 2003-2004 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Gabe Black
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* Ali Saidi
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*/
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#ifndef __SPARC_PROCESS_HH__
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#define __SPARC_PROCESS_HH__
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#include <string>
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#include <vector>
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#include "sim/process.hh"
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class ObjectFile;
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class System;
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typedef struct
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{
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int64_t a_type;
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union {
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int64_t a_val;
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Addr a_ptr;
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Addr a_fcn;
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};
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} m5_auxv_t;
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class SparcLiveProcess : public LiveProcess
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{
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protected:
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static const Addr StackBias = 2047;
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//The locations of the fill and spill handlers
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Addr fillStart, spillStart;
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std::vector<m5_auxv_t> auxv;
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SparcLiveProcess(const std::string &nm, ObjectFile *objFile,
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System *_system, int stdin_fd, int stdout_fd, int stderr_fd,
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std::vector<std::string> &argv,
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std::vector<std::string> &envp,
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uint64_t _uid, uint64_t _euid,
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uint64_t _gid, uint64_t _egid,
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uint64_t _pid, uint64_t _ppid);
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void startup();
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public:
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void argsInit(int intSize, int pageSize);
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Addr readFillStart()
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{ return fillStart; }
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Addr readSpillStart()
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{ return spillStart; }
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};
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#endif // __SPARC_PROCESS_HH__
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