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/*
* 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: Timothy M. Jones
*/
#ifndef __ARCH_POWER_INSTS_STATICINST_HH__
#define __ARCH_POWER_INSTS_STATICINST_HH__
#include "base/trace.hh"
#include "cpu/static_inst.hh"
namespace PowerISA
{
class PowerStaticInst : public StaticInst
{
protected:
// Constructor
PowerStaticInst(const char *mnem, MachInst _machInst, OpClass __opClass)
: StaticInst(mnem, _machInst, __opClass)
{
}
// Insert a condition value into a CR (condition register) field
inline uint32_t
insertCRField(uint32_t cr, uint32_t bf, uint32_t value) const
{
uint32_t bits = value << ((7 - bf) * 4);
uint32_t mask = ~(0xf << ((7 - bf) * 4));
return (cr & mask) | bits;
}
/// Print a register name for disassembly given the unique
/// dependence tag number (FP or int).
void
printReg(std::ostream &os, RegId reg) const;
std::string generateDisassembly(
Addr pc, const SymbolTable *symtab) const override;
void
advancePC(PowerISA::PCState &pcState) const override
{
pcState.advance();
}
size_t
asBytes(void *buf, size_t max_size) override
{
return simpleAsBytes(buf, max_size, machInst);
}
};
} // namespace PowerISA
#endif //__ARCH_POWER_INSTS_STATICINST_HH__
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