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_MICROREGOP_HH__
41#define __ARCH_X86_INSTS_MICROREGOP_HH__
42
43#include "arch/x86/insts/microop.hh"
44
45namespace X86ISA
46{
47 /**
48 * Base classes for RegOps which provides a generateDisassembly method.
49 */
50 class RegOpBase : public X86MicroopBase
51 {
52 protected:
53 const RegIndex src1;
54 const RegIndex dest;
55 const uint8_t dataSize;
56 const uint16_t ext;
57 RegIndex foldOBit;
58
59 // Constructor
60 RegOpBase(ExtMachInst _machInst,
| 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_MICROREGOP_HH__
41#define __ARCH_X86_INSTS_MICROREGOP_HH__
42
43#include "arch/x86/insts/microop.hh"
44
45namespace X86ISA
46{
47 /**
48 * Base classes for RegOps which provides a generateDisassembly method.
49 */
50 class RegOpBase : public X86MicroopBase
51 {
52 protected:
53 const RegIndex src1;
54 const RegIndex dest;
55 const uint8_t dataSize;
56 const uint16_t ext;
57 RegIndex foldOBit;
58
59 // Constructor
60 RegOpBase(ExtMachInst _machInst,
|
61 const char *mnem, const char *_instMnem,
62 bool isMicro, bool isDelayed,
63 bool isFirst, bool isLast,
| 61 const char *mnem, const char *_instMnem, uint64_t setFlags,
|
64 InstRegIndex _src1, InstRegIndex _dest,
65 uint8_t _dataSize, uint16_t _ext,
66 OpClass __opClass) :
| 62 InstRegIndex _src1, InstRegIndex _dest,
63 uint8_t _dataSize, uint16_t _ext,
64 OpClass __opClass) :
|
67 X86MicroopBase(_machInst, mnem, _instMnem,
68 isMicro, isDelayed, isFirst, isLast,
| 65 X86MicroopBase(_machInst, mnem, _instMnem, setFlags,
|
69 __opClass),
70 src1(_src1.idx), dest(_dest.idx),
71 dataSize(_dataSize), ext(_ext)
72 {
73 foldOBit = (dataSize == 1 && !_machInst.rex.present) ? 1 << 6 : 0;
74 }
75
76 //Figure out what the condition code flags should be.
77 uint64_t genFlags(uint64_t oldFlags, uint64_t flagMask,
78 uint64_t _dest, uint64_t _src1, uint64_t _src2,
79 bool subtract = false) const;
80 };
81
82 class RegOp : public RegOpBase
83 {
84 protected:
85 const RegIndex src2;
86
87 // Constructor
88 RegOp(ExtMachInst _machInst,
| 66 __opClass),
67 src1(_src1.idx), dest(_dest.idx),
68 dataSize(_dataSize), ext(_ext)
69 {
70 foldOBit = (dataSize == 1 && !_machInst.rex.present) ? 1 << 6 : 0;
71 }
72
73 //Figure out what the condition code flags should be.
74 uint64_t genFlags(uint64_t oldFlags, uint64_t flagMask,
75 uint64_t _dest, uint64_t _src1, uint64_t _src2,
76 bool subtract = false) const;
77 };
78
79 class RegOp : public RegOpBase
80 {
81 protected:
82 const RegIndex src2;
83
84 // Constructor
85 RegOp(ExtMachInst _machInst,
|
89 const char *mnem, const char *_instMnem,
90 bool isMicro, bool isDelayed,
91 bool isFirst, bool isLast,
| 86 const char *mnem, const char *_instMnem, uint64_t setFlags,
|
92 InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest,
93 uint8_t _dataSize, uint16_t _ext,
94 OpClass __opClass) :
| 87 InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest,
88 uint8_t _dataSize, uint16_t _ext,
89 OpClass __opClass) :
|
95 RegOpBase(_machInst, mnem, _instMnem,
96 isMicro, isDelayed, isFirst, isLast,
| 90 RegOpBase(_machInst, mnem, _instMnem, setFlags,
|
97 _src1, _dest, _dataSize, _ext,
98 __opClass),
99 src2(_src2.idx)
100 {
101 }
102
103 std::string generateDisassembly(Addr pc,
104 const SymbolTable *symtab) const;
105 };
106
107 class RegOpImm : public RegOpBase
108 {
109 protected:
110 const uint8_t imm8;
111
112 // Constructor
113 RegOpImm(ExtMachInst _machInst,
| 91 _src1, _dest, _dataSize, _ext,
92 __opClass),
93 src2(_src2.idx)
94 {
95 }
96
97 std::string generateDisassembly(Addr pc,
98 const SymbolTable *symtab) const;
99 };
100
101 class RegOpImm : public RegOpBase
102 {
103 protected:
104 const uint8_t imm8;
105
106 // Constructor
107 RegOpImm(ExtMachInst _machInst,
|
114 const char * mnem, const char *_instMnem,
115 bool isMicro, bool isDelayed,
116 bool isFirst, bool isLast,
| 108 const char * mnem, const char *_instMnem, uint64_t setFlags,
|
117 InstRegIndex _src1, uint8_t _imm8, InstRegIndex _dest,
118 uint8_t _dataSize, uint16_t _ext,
119 OpClass __opClass) :
| 109 InstRegIndex _src1, uint8_t _imm8, InstRegIndex _dest,
110 uint8_t _dataSize, uint16_t _ext,
111 OpClass __opClass) :
|
120 RegOpBase(_machInst, mnem, _instMnem,
121 isMicro, isDelayed, isFirst, isLast,
| 112 RegOpBase(_machInst, mnem, _instMnem, setFlags,
|
122 _src1, _dest, _dataSize, _ext,
123 __opClass),
124 imm8(_imm8)
125 {
126 }
127
128 std::string generateDisassembly(Addr pc,
129 const SymbolTable *symtab) const;
130 };
131}
132
133#endif //__ARCH_X86_INSTS_MICROREGOP_HH__
| 113 _src1, _dest, _dataSize, _ext,
114 __opClass),
115 imm8(_imm8)
116 {
117 }
118
119 std::string generateDisassembly(Addr pc,
120 const SymbolTable *symtab) const;
121 };
122}
123
124#endif //__ARCH_X86_INSTS_MICROREGOP_HH__
|