microfpop.hh revision 7087 
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder.  You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Gabe Black
38 */
39
40#ifndef __ARCH_X86_INSTS_MICROFPOP_HH__
41#define __ARCH_X86_INSTS_MICROFPOP_HH__
42
43#include "arch/x86/insts/microop.hh"
44
45namespace X86ISA
46{
47
48    /**
49     * Base classes for FpOps which provides a generateDisassembly method.
50     */
51    class FpOp : public X86MicroopBase
52    {
53      protected:
54        const RegIndex src1;
55        const RegIndex src2;
56        const RegIndex dest;
57        const uint8_t dataSize;
58        const int8_t spm;
59
60        // Constructor
61        FpOp(ExtMachInst _machInst,
62                const char *mnem, const char *_instMnem,
63                bool isMicro, bool isDelayed,
64                bool isFirst, bool isLast,
65                InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest,
66                uint8_t _dataSize, int8_t _spm,
67                OpClass __opClass) :
68            X86MicroopBase(_machInst, mnem, _instMnem,
69                    isMicro, isDelayed, isFirst, isLast,
70                    __opClass),
71            src1(_src1.idx), src2(_src2.idx), dest(_dest.idx),
72            dataSize(_dataSize), spm(_spm)
73        {}
74/*
75        //Figure out what the condition code flags should be.
76        uint64_t genFlags(uint64_t oldFlags, uint64_t flagMask,
77                uint64_t _dest, uint64_t _src1, uint64_t _src2,
78                bool subtract = false) const;
79        bool checkCondition(uint64_t flags) const;*/
80
81        std::string generateDisassembly(Addr pc,
82            const SymbolTable *symtab) const;
83    };
84}
85
86#endif //__ARCH_X86_INSTS_MICROFPOP_HH__
87