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/*
* Copyright (c) 2007 The Hewlett-Packard Development Company
* 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.
*
* 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
*/
#ifndef __ARCH_X86_INSTS_MACROOP_HH__
#define __ARCH_X86_INSTS_MACROOP_HH__
#include "arch/x86/insts/badmicroop.hh"
#include "arch/x86/insts/static_inst.hh"
#include "arch/x86/emulenv.hh"
#include "arch/x86/types.hh"
namespace X86ISA
{
// Base class for combinationally generated macroops
class MacroopBase : public X86StaticInst
{
protected:
const char *macrocodeBlock;
const uint32_t numMicroops;
X86ISA::EmulEnv env;
//Constructor.
MacroopBase(const char *mnem, ExtMachInst _machInst,
uint32_t _numMicroops, X86ISA::EmulEnv _env) :
X86StaticInst(mnem, _machInst, No_OpClass),
numMicroops(_numMicroops), env(_env)
{
assert(numMicroops);
microops = new StaticInstPtr[numMicroops];
flags[IsMacroop] = true;
}
~MacroopBase()
{
delete [] microops;
}
StaticInstPtr * microops;
StaticInstPtr
fetchMicroop(MicroPC microPC) const
{
if (microPC >= numMicroops)
return badMicroop;
else
return microops[microPC];
}
std::string
generateDisassembly(Addr pc, const SymbolTable *symtab) const
{
return mnemonic;
}
public:
ExtMachInst
getExtMachInst()
{
return machInst;
}
X86ISA::EmulEnv
getEmulEnv()
{
return env;
}
};
}
#endif //__ARCH_X86_INSTS_MACROOP_HH__
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