src/arch/x86/insts/microfpop.hh

/*
 * 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
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#ifndef __ARCH_X86_INSTS_MICROFPOP_HH__
#define __ARCH_X86_INSTS_MICROFPOP_HH__

#include "arch/x86/insts/microop.hh"

namespace gem5
{

namespace X86ISA
{

class FpOp : public X86MicroopBase
{
  protected:
    const int8_t spm;

    // Constructor
    FpOp(ExtMachInst mach_inst, const char *mnem, const char *inst_mnem,
            uint64_t set_flags, OpClass op_class,
            uint8_t data_size, int8_t _spm) :
        X86MicroopBase(mach_inst, mnem, inst_mnem, set_flags, op_class),
        spm(_spm), dataSize(data_size),
        foldOBit((data_size == 1 && !mach_inst.rex.present) ? 1 << 6 : 0)
    {}

  public:
    const uint8_t dataSize;
    const RegIndex foldOBit;
};

} // namespace X86ISA
} // namespace gem5

#endif //__ARCH_X86_INSTS_MICROFPOP_HH__