gem5 v24.0.0.0
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mem.hh
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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,
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26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef __ARCH_SPARC_INSTS_MEM_HH__
30#define __ARCH_SPARC_INSTS_MEM_HH__
31
33
34namespace gem5
35{
36
37namespace SparcISA
38{
39
41//
42// Mem utility templates and functions
43//
44
48class Mem : public SparcStaticInst
49{
50 protected:
52
53 std::string generateDisassembly(
54 Addr pc, const loader::SymbolTable *symtab) const override;
55};
56
60class MemImm : public Mem
61{
62 protected:
63
64 // Constructor
65 MemImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
66 Mem(mnem, _machInst, __opClass), imm(szext<13>(_machInst))
67 {}
68
69 std::string generateDisassembly(
70 Addr pc, const loader::SymbolTable *symtab) const override;
71
72 const int32_t imm;
73};
74
75} // namespace SparcISA
76} // namespace gem5
77
78#endif // __ARCH_SPARC_INSTS_MEM_HH__
Class for memory operations which use an immediate offset.
Definition mem.hh:61
const int32_t imm
Definition mem.hh:72
std::string generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const override
Internal function to generate disassembly string.
Definition mem.cc:65
MemImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass)
Definition mem.hh:65
Base class for memory operations.
Definition mem.hh:49
std::string generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const override
Internal function to generate disassembly string.
Definition mem.cc:38
Base class for all SPARC static instructions.
SparcStaticInst(const char *_mnemonic, ExtMachInst _machInst, OpClass __opClass)
constexpr uint64_t szext(uint64_t val)
Sign-extend an N-bit value to 64 bits.
Definition bitfield.hh:161
Bitfield< 4 > pc
uint64_t ExtMachInst
Definition types.hh:42
Copyright (c) 2024 - Pranith Kumar Copyright (c) 2020 Inria All rights reserved.
Definition binary32.hh:36
uint64_t Addr
Address type This will probably be moved somewhere else in the near future.
Definition types.hh:147

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