1/*
2 * Copyright (c) 2006-2007 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Ali Saidi
29 *          Gabe Black
30 *          Steve Reinhardt
31 */
32
33#ifndef __ARCH_SPARC_INSTS_MEM_HH__
34#define __ARCH_SPARC_INSTS_MEM_HH__
35
36#include "arch/sparc/insts/static_inst.hh"
37
38namespace SparcISA
39{
40
41////////////////////////////////////////////////////////////////////
42//
43// Mem utility templates and functions
44//
45
46/**
47 * Base class for memory operations.
48 */
49class Mem : public SparcStaticInst
50{
51  protected:
52    using SparcStaticInst::SparcStaticInst;
53
54    std::string generateDisassembly(
55        Addr pc, const SymbolTable *symtab) const override;
56};
57
58/**
59 * Class for memory operations which use an immediate offset.
60 */
61class MemImm : public Mem
62{
63  protected:
64
65    // Constructor
66    MemImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
67        Mem(mnem, _machInst, __opClass), imm(sext<13>(bits(_machInst, 12, 0)))
68    {}
69
70    std::string generateDisassembly(
71        Addr pc, const SymbolTable *symtab) const override;
72
73    const int32_t imm;
74};
75
76}
77
78#endif // __ARCH_SPARC_INSTS_MEM_HH__
79