1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * Redistribution and use of this software in source and binary forms,
6 * with or without modification, are permitted provided that the
7 * following conditions are met:
8 *
9 * The software must be used only for Non-Commercial Use which means any
10 * use which is NOT directed to receiving any direct monetary
11 * compensation for, or commercial advantage from such use. Illustrative
12 * examples of non-commercial use are academic research, personal study,
13 * teaching, education and corporate research & development.
14 * Illustrative examples of commercial use are distributing products for
15 * commercial advantage and providing services using the software for
16 * commercial advantage.
17 *
18 * If you wish to use this software or functionality therein that may be
19 * covered by patents for commercial use, please contact:
20 * Director of Intellectual Property Licensing
21 * Office of Strategy and Technology
22 * Hewlett-Packard Company
23 * 1501 Page Mill Road
24 * Palo Alto, California 94304
25 *
26 * Redistributions of source code must retain the above copyright notice,
27 * this list of conditions and the following disclaimer. Redistributions
28 * in binary form must reproduce the above copyright notice, this list of
29 * conditions and the following disclaimer in the documentation and/or
30 * other materials provided with the distribution. Neither the name of
31 * the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
32 * contributors may be used to endorse or promote products derived from
33 * this software without specific prior written permission. No right of
34 * sublicense is granted herewith. Derivatives of the software and
35 * output created using the software may be prepared, but only for
36 * Non-Commercial Uses. Derivatives of the software may be shared with
37 * others provided: (i) the others agree to abide by the list of
38 * conditions herein which includes the Non-Commercial Use restrictions;
39 * and (ii) such Derivatives of the software include the above copyright
40 * notice to acknowledge the contribution from this software where
41 * applicable, this list of conditions and the disclaimer below.
42 *
43 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
44 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
45 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
46 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
47 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
48 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
49 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
50 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
51 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
52 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
53 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
54 *
55 * Authors: Gabe Black
56 */
57
58#ifndef __ARCH_X86_INSTS_MICROLDSTOP_HH__
59#define __ARCH_X86_INSTS_MICROLDSTOP_HH__
60
61#include "arch/x86/insts/microop.hh"
62
63namespace X86ISA
64{
65 /**
66 * Base class for load and store ops
67 */
68 class LdStOp : public X86MicroopBase
69 {
70 protected:
71 const uint8_t scale;
72 const RegIndex index;
73 const RegIndex base;
74 const uint64_t disp;
75 const uint8_t segment;
76 const RegIndex data;
77 const uint8_t dataSize;
78 const uint8_t addressSize;
79
80 //Constructor
81 LdStOp(ExtMachInst _machInst,
82 const char * mnem, const char * _instMnem,
83 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
84 uint8_t _scale, RegIndex _index, RegIndex _base,
85 uint64_t _disp, uint8_t _segment,
86 RegIndex _data,
87 uint8_t _dataSize, uint8_t _addressSize,
88 OpClass __opClass) :
89 X86MicroopBase(machInst, mnem, _instMnem,
90 isMicro, isDelayed, isFirst, isLast, __opClass),
91 scale(_scale), index(_index), base(_base),
92 disp(_disp), segment(_segment),
93 data(_data),
94 dataSize(_dataSize), addressSize(_addressSize)
95 {}
96
97 std::string generateDisassembly(Addr pc,
98 const SymbolTable *symtab) const;
| 1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * Redistribution and use of this software in source and binary forms,
6 * with or without modification, are permitted provided that the
7 * following conditions are met:
8 *
9 * The software must be used only for Non-Commercial Use which means any
10 * use which is NOT directed to receiving any direct monetary
11 * compensation for, or commercial advantage from such use. Illustrative
12 * examples of non-commercial use are academic research, personal study,
13 * teaching, education and corporate research & development.
14 * Illustrative examples of commercial use are distributing products for
15 * commercial advantage and providing services using the software for
16 * commercial advantage.
17 *
18 * If you wish to use this software or functionality therein that may be
19 * covered by patents for commercial use, please contact:
20 * Director of Intellectual Property Licensing
21 * Office of Strategy and Technology
22 * Hewlett-Packard Company
23 * 1501 Page Mill Road
24 * Palo Alto, California 94304
25 *
26 * Redistributions of source code must retain the above copyright notice,
27 * this list of conditions and the following disclaimer. Redistributions
28 * in binary form must reproduce the above copyright notice, this list of
29 * conditions and the following disclaimer in the documentation and/or
30 * other materials provided with the distribution. Neither the name of
31 * the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
32 * contributors may be used to endorse or promote products derived from
33 * this software without specific prior written permission. No right of
34 * sublicense is granted herewith. Derivatives of the software and
35 * output created using the software may be prepared, but only for
36 * Non-Commercial Uses. Derivatives of the software may be shared with
37 * others provided: (i) the others agree to abide by the list of
38 * conditions herein which includes the Non-Commercial Use restrictions;
39 * and (ii) such Derivatives of the software include the above copyright
40 * notice to acknowledge the contribution from this software where
41 * applicable, this list of conditions and the disclaimer below.
42 *
43 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
44 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
45 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
46 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
47 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
48 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
49 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
50 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
51 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
52 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
53 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
54 *
55 * Authors: Gabe Black
56 */
57
58#ifndef __ARCH_X86_INSTS_MICROLDSTOP_HH__
59#define __ARCH_X86_INSTS_MICROLDSTOP_HH__
60
61#include "arch/x86/insts/microop.hh"
62
63namespace X86ISA
64{
65 /**
66 * Base class for load and store ops
67 */
68 class LdStOp : public X86MicroopBase
69 {
70 protected:
71 const uint8_t scale;
72 const RegIndex index;
73 const RegIndex base;
74 const uint64_t disp;
75 const uint8_t segment;
76 const RegIndex data;
77 const uint8_t dataSize;
78 const uint8_t addressSize;
79
80 //Constructor
81 LdStOp(ExtMachInst _machInst,
82 const char * mnem, const char * _instMnem,
83 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
84 uint8_t _scale, RegIndex _index, RegIndex _base,
85 uint64_t _disp, uint8_t _segment,
86 RegIndex _data,
87 uint8_t _dataSize, uint8_t _addressSize,
88 OpClass __opClass) :
89 X86MicroopBase(machInst, mnem, _instMnem,
90 isMicro, isDelayed, isFirst, isLast, __opClass),
91 scale(_scale), index(_index), base(_base),
92 disp(_disp), segment(_segment),
93 data(_data),
94 dataSize(_dataSize), addressSize(_addressSize)
95 {}
96
97 std::string generateDisassembly(Addr pc,
98 const SymbolTable *symtab) const;
|
| 99
100 template<class Context, class MemType>
101 Fault read(Context *xc, Addr EA, MemType & Mem, unsigned flags) const
102 {
103 Fault fault = NoFault;
104 int size = dataSize;
105 Addr alignedEA = EA & ~(dataSize - 1);
106 if (EA != alignedEA)
107 size *= 2;
108 switch(size)
109 {
110 case 1:
111 fault = xc->read(alignedEA, (uint8_t&)Mem, flags);
112 break;
113 case 2:
114 fault = xc->read(alignedEA, (uint16_t&)Mem, flags);
115 break;
116 case 4:
117 fault = xc->read(alignedEA, (uint32_t&)Mem, flags);
118 break;
119 case 8:
120 fault = xc->read(alignedEA, (uint64_t&)Mem, flags);
121 break;
122 default:
123 panic("Bad operand size %d!\n", size);
124 }
125 return fault;
126 }
127
128 template<class Context, class MemType>
129 Fault write(Context *xc, MemType & Mem, Addr EA, unsigned flags) const
130 {
131 Fault fault = NoFault;
132 int size = dataSize;
133 Addr alignedEA = EA & ~(dataSize - 1);
134 if (EA != alignedEA)
135 size *= 2;
136 switch(size)
137 {
138 case 1:
139 fault = xc->write((uint8_t&)Mem, alignedEA, flags, 0);
140 break;
141 case 2:
142 fault = xc->write((uint16_t&)Mem, alignedEA, flags, 0);
143 break;
144 case 4:
145 fault = xc->write((uint32_t&)Mem, alignedEA, flags, 0);
146 break;
147 case 8:
148 fault = xc->write((uint64_t&)Mem, alignedEA, flags, 0);
149 break;
150 default:
151 panic("Bad operand size %d!\n", size);
152 }
153 return fault;
154 }
|