1/*
2 * Copyright (c) 2011-2013 ARM Limited
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#include "arch/arm/insts/mem64.hh"
41#include "arch/arm/tlb.hh"
42#include "base/loader/symtab.hh"
43#include "mem/request.hh"
44
45using namespace std;
46
47namespace ArmISA
48{
49
50std::string
51SysDC64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
52{
53 std::stringstream ss;
54 printMnemonic(ss, "", false);
55 ccprintf(ss, ", [");
56 printReg(ss, base);
57 ccprintf(ss, "]");
58 return ss.str();
59}
60
61
62
63void
64Memory64::startDisassembly(std::ostream &os) const
65{
66 printMnemonic(os, "", false);
67 printReg(os, dest);
68 ccprintf(os, ", [");
69 printReg(os, base);
70}
71
72void
73Memory64::setExcAcRel(bool exclusive, bool acrel)
74{
75 if (exclusive)
76 memAccessFlags |= Request::LLSC;
77 else
78 memAccessFlags |= ArmISA::TLB::AllowUnaligned;
79 if (acrel) {
80 flags[IsMemBarrier] = true;
81 flags[IsWriteBarrier] = true;
82 flags[IsReadBarrier] = true;
83 }
84}
85
86std::string
87MemoryImm64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
88{
89 std::stringstream ss;
90 startDisassembly(ss);
91 if (imm)
92 ccprintf(ss, ", #%d", imm);
93 ccprintf(ss, "]");
94 return ss.str();
95}
96
97std::string
98MemoryDImm64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
99{
100 std::stringstream ss;
101 printMnemonic(ss, "", false);
102 printReg(ss, dest);
103 ccprintf(ss, ", ");
104 printReg(ss, dest2);
105 ccprintf(ss, ", [");
106 printReg(ss, base);
107 if (imm)
108 ccprintf(ss, ", #%d", imm);
109 ccprintf(ss, "]");
110 return ss.str();
111}
112
113std::string
114MemoryDImmEx64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
115{
116 std::stringstream ss;
117 printMnemonic(ss, "", false);
118 printReg(ss, result);
119 ccprintf(ss, ", ");
120 printReg(ss, dest);
121 ccprintf(ss, ", ");
122 printReg(ss, dest2);
123 ccprintf(ss, ", [");
124 printReg(ss, base);
125 if (imm)
126 ccprintf(ss, ", #%d", imm);
127 ccprintf(ss, "]");
128 return ss.str();
129}
130
131std::string
132MemoryPreIndex64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
133{
134 std::stringstream ss;
135 startDisassembly(ss);
136 ccprintf(ss, ", #%d]!", imm);
137 return ss.str();
138}
139
140std::string
141MemoryPostIndex64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
142{
143 std::stringstream ss;
144 startDisassembly(ss);
145 if (imm)
146 ccprintf(ss, "], #%d", imm);
147 ccprintf(ss, "]");
148 return ss.str();
149}
150
151std::string
152MemoryReg64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
153{
154 std::stringstream ss;
155 startDisassembly(ss);
156 printExtendOperand(false, ss, offset, type, shiftAmt);
157 ccprintf(ss, "]");
158 return ss.str();
159}
160
161std::string
162MemoryRaw64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
163{
164 std::stringstream ss;
165 startDisassembly(ss);
166 ccprintf(ss, "]");
167 return ss.str();
168}
169
170std::string
171MemoryEx64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
172{
173 std::stringstream ss;
174 printMnemonic(ss, "", false);
175 printReg(ss, dest);
176 ccprintf(ss, ", ");
177 printReg(ss, result);
178 ccprintf(ss, ", [");
179 printReg(ss, base);
180 ccprintf(ss, "]");
181 return ss.str();
182}
183
184std::string
185MemoryLiteral64::generateDisassembly(Addr pc, const SymbolTable *symtab) const
186{
187 std::stringstream ss;
188 printMnemonic(ss, "", false);
189 printReg(ss, dest);
190 ccprintf(ss, ", #%d", pc + imm);
191 return ss.str();
192}
193}