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/*
* Copyright (c) 2003-2005 The Regents of The University of Michigan
* Copyright (c) 2007-2008 The Florida State University
* Copyright (c) 2009 The University of Edinburgh
* 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: Korey Sewell
* Stephen Hines
* Timothy M. Jones
*/
#ifndef __ARCH_POWER_UTILITY_HH__
#define __ARCH_POWER_UTILITY_HH__
#include "base/types.hh"
#include "cpu/static_inst.hh"
#include "cpu/thread_context.hh"
namespace PowerISA {
inline PCState
buildRetPC(const PCState &curPC, const PCState &callPC)
{
PCState retPC = callPC;
retPC.advance();
return retPC;
}
/**
* Function to ensure ISA semantics about 0 registers.
* @param tc The thread context.
*/
template <class TC>
void zeroRegisters(TC *tc);
inline void
startupCPU(ThreadContext *tc, int cpuId)
{
tc->activate(0);
}
void
copyRegs(ThreadContext *src, ThreadContext *dest);
static inline void
copyMiscRegs(ThreadContext *src, ThreadContext *dest)
{
}
void skipFunction(ThreadContext *tc);
inline void
advancePC(PCState &pc, const StaticInstPtr inst)
{
pc.advance();
}
uint64_t getArgument(ThreadContext *tc, int &number, uint16_t size, bool fp);
static inline bool
inUserMode(ThreadContext *tc)
{
return 0;
}
inline uint64_t
getExecutingAsid(ThreadContext *tc)
{
return 0;
}
void initCPU(ThreadContext *, int cpuId);
} // namespace PowerISA
#endif // __ARCH_POWER_UTILITY_HH__
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