gem5  v21.1.0.2
mem.hh
Go to the documentation of this file.
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 
29 #ifndef __ARCH_SPARC_INSTS_MEM_HH__
30 #define __ARCH_SPARC_INSTS_MEM_HH__
31 
33 
34 namespace gem5
35 {
36 
37 namespace SparcISA
38 {
39 
41 //
42 // Mem utility templates and functions
43 //
44 
48 class Mem : public SparcStaticInst
49 {
50  protected:
52 
53  std::string generateDisassembly(
54  Addr pc, const loader::SymbolTable *symtab) const override;
55 };
56 
60 class 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__
gem5::SparcISA::SparcStaticInst
Base class for all SPARC static instructions.
Definition: static_inst.hh:91
gem5::SparcISA::ExtMachInst
uint64_t ExtMachInst
Definition: types.hh:42
gem5::SparcISA::MemImm::MemImm
MemImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass)
Definition: mem.hh:65
gem5::SparcISA::MemImm::imm
const int32_t imm
Definition: mem.hh:72
gem5::loader::SymbolTable
Definition: symtab.hh:65
gem5::SparcISA::Mem::generateDisassembly
std::string generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const override
Internal function to generate disassembly string.
Definition: mem.cc:38
gem5::SparcISA::MemImm::generateDisassembly
std::string generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const override
Internal function to generate disassembly string.
Definition: mem.cc:65
gem5::SparcISA::Mem
Base class for memory operations.
Definition: mem.hh:48
gem5::Addr
uint64_t Addr
Address type This will probably be moved somewhere else in the near future.
Definition: types.hh:147
gem5::szext
constexpr uint64_t szext(uint64_t val)
Sign-extend an N-bit value to 64 bits.
Definition: bitfield.hh:142
gem5::SparcISA::SparcStaticInst::SparcStaticInst
SparcStaticInst(const char *_mnemonic, ExtMachInst _machInst, OpClass __opClass)
Definition: static_inst.hh:96
static_inst.hh
gem5::MipsISA::pc
Bitfield< 4 > pc
Definition: pra_constants.hh:243
gem5::SparcISA::MemImm
Class for memory operations which use an immediate offset.
Definition: mem.hh:60
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40

Generated on Tue Sep 21 2021 12:24:35 for gem5 by doxygen 1.8.17