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/*
* Copyright (c) 2007 The Hewlett-Packard Development Company
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms,
* with or without modification, are permitted provided that the
* following conditions are met:
*
* The software must be used only for Non-Commercial Use which means any
* use which is NOT directed to receiving any direct monetary
* compensation for, or commercial advantage from such use. Illustrative
* examples of non-commercial use are academic research, personal study,
* teaching, education and corporate research & development.
* Illustrative examples of commercial use are distributing products for
* commercial advantage and providing services using the software for
* commercial advantage.
*
* If you wish to use this software or functionality therein that may be
* covered by patents for commercial use, please contact:
* Director of Intellectual Property Licensing
* Office of Strategy and Technology
* Hewlett-Packard Company
* 1501 Page Mill Road
* Palo Alto, California 94304
*
* 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 HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission. No right of
* sublicense is granted herewith. Derivatives of the software and
* output created using the software may be prepared, but only for
* Non-Commercial Uses. Derivatives of the software may be shared with
* others provided: (i) the others agree to abide by the list of
* conditions herein which includes the Non-Commercial Use restrictions;
* and (ii) such Derivatives of the software include the above copyright
* notice to acknowledge the contribution from this software where
* applicable, this list of conditions and the disclaimer below.
*
* 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_MICROREGOP_HH__
#define __ARCH_X86_INSTS_MICROREGOP_HH__
#include "arch/x86/insts/microop.hh"
namespace X86ISA
{
namespace ConditionTests
{
enum CondTest {
True,
NotFalse = True,
ECF,
EZF,
SZnZF,
MSTRZ,
STRZ,
MSTRC,
STRZnZF,
OF,
CF,
ZF,
CvZF,
SF,
PF,
SxOF,
SxOvZF,
False,
NotTrue = False,
NotECF,
NotEZF,
NotSZnZF,
NotMSTRZ,
NotSTRZ,
NotMSTRC,
NotSTRZnZF,
NotOF,
NotCF,
NotZF,
NotCvZF,
NotSF,
NotPF,
NotSxOF,
NotSxOvZF
};
}
/**
* Base classes for RegOps which provides a generateDisassembly method.
*/
class RegOpBase : public X86MicroopBase
{
protected:
const RegIndex src1;
const RegIndex dest;
const uint8_t dataSize;
const uint16_t ext;
// Constructor
RegOpBase(ExtMachInst _machInst,
const char *mnem, const char *_instMnem,
bool isMicro, bool isDelayed,
bool isFirst, bool isLast,
RegIndex _src1, RegIndex _dest,
uint8_t _dataSize, uint16_t _ext,
OpClass __opClass) :
X86MicroopBase(_machInst, mnem, _instMnem,
isMicro, isDelayed, isFirst, isLast,
__opClass),
src1(_src1), dest(_dest),
dataSize(_dataSize), ext(_ext)
{
}
//Figure out what the condition code flags should be.
uint64_t genFlags(uint64_t oldFlags, uint64_t flagMask,
uint64_t _dest, uint64_t _src1, uint64_t _src2,
bool subtract = false) const;
bool checkCondition(uint64_t flags) const;
};
class RegOp : public RegOpBase
{
protected:
const RegIndex src2;
// Constructor
RegOp(ExtMachInst _machInst,
const char *mnem, const char *_instMnem,
bool isMicro, bool isDelayed,
bool isFirst, bool isLast,
RegIndex _src1, RegIndex _src2, RegIndex _dest,
uint8_t _dataSize, uint16_t _ext,
OpClass __opClass) :
RegOpBase(_machInst, mnem, _instMnem,
isMicro, isDelayed, isFirst, isLast,
_src1, _dest, _dataSize, _ext,
__opClass),
src2(_src2)
{
}
std::string generateDisassembly(Addr pc,
const SymbolTable *symtab) const;
};
class RegOpImm : public RegOpBase
{
protected:
const uint8_t imm8;
// Constructor
RegOpImm(ExtMachInst _machInst,
const char * mnem, const char *_instMnem,
bool isMicro, bool isDelayed,
bool isFirst, bool isLast,
RegIndex _src1, uint8_t _imm8, RegIndex _dest,
uint8_t _dataSize, uint16_t _ext,
OpClass __opClass) :
RegOpBase(_machInst, mnem, _instMnem,
isMicro, isDelayed, isFirst, isLast,
_src1, _dest, _dataSize, _ext,
__opClass),
imm8(_imm8)
{
}
std::string generateDisassembly(Addr pc,
const SymbolTable *symtab) const;
};
}
#endif //__ARCH_X86_INSTS_MICROREGOP_HH__
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