gem5 v24.0.0.0
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integer.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,
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_INTEGER_HH__
30#define __ARCH_SPARC_INSTS_INTEGER_HH__
31
33
34namespace gem5
35{
36
37namespace SparcISA
38{
39
41//
42// Integer operate instructions
43//
44
48class IntOp : public SparcStaticInst
49{
50 protected:
52
53 std::string generateDisassembly(
54 Addr pc, const loader::SymbolTable *symtab) const override;
55
56 virtual bool printPseudoOps(std::ostream &os, Addr pc,
57 const loader::SymbolTable *symtab) const;
58};
59
63class IntOpImm : public IntOp
64{
65 protected:
66 // Constructor
67 IntOpImm(const char *mnem, ExtMachInst _machInst,
68 OpClass __opClass, int64_t _imm) :
69 IntOp(mnem, _machInst, __opClass), imm(_imm)
70 {}
71
72 int64_t imm;
73
74 std::string generateDisassembly(
75 Addr pc, const loader::SymbolTable *symtab) const override;
76
77 bool printPseudoOps(std::ostream &os, Addr pc,
78 const loader::SymbolTable *symtab) const override;
79};
80
84class IntOpImm10 : public IntOpImm
85{
86 protected:
87 // Constructor
88 IntOpImm10(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
89 IntOpImm(mnem, _machInst, __opClass, szext<10>(_machInst))
90 {}
91};
92
96class IntOpImm11 : public IntOpImm
97{
98 protected:
99 IntOpImm11(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
100 IntOpImm(mnem, _machInst, __opClass, szext<11>(_machInst))
101 {}
102};
103
107class IntOpImm13 : public IntOpImm
108{
109 protected:
110 IntOpImm13(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
111 IntOpImm(mnem, _machInst, __opClass, szext<13>(_machInst))
112 {}
113};
114
118class SetHi : public IntOpImm
119{
120 protected:
121 // Constructor
122 SetHi(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
123 IntOpImm(mnem, _machInst, __opClass, bits(_machInst, 21, 0) << 10)
124 {}
125
126 std::string generateDisassembly(
127 Addr pc, const loader::SymbolTable *symtab) const override;
128};
129
130} // namespace SparcISA
131} // namespace gem5
132
133#endif // __ARCH_SPARCH_INSTS_INTEGER_HH__
Base class for 10 bit immediate integer operations.
Definition integer.hh:85
IntOpImm10(const char *mnem, ExtMachInst _machInst, OpClass __opClass)
Definition integer.hh:88
Base class for 11 bit immediate integer operations.
Definition integer.hh:97
IntOpImm11(const char *mnem, ExtMachInst _machInst, OpClass __opClass)
Definition integer.hh:99
Base class for 13 bit immediate integer operations.
Definition integer.hh:108
IntOpImm13(const char *mnem, ExtMachInst _machInst, OpClass __opClass)
Definition integer.hh:110
Base class for immediate integer operations.
Definition integer.hh:64
IntOpImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass, int64_t _imm)
Definition integer.hh:67
bool printPseudoOps(std::ostream &os, Addr pc, const loader::SymbolTable *symtab) const override
Definition integer.cc:57
std::string generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const override
Internal function to generate disassembly string.
Definition integer.cc:97
Base class for integer operations.
Definition integer.hh:49
virtual bool printPseudoOps(std::ostream &os, Addr pc, const loader::SymbolTable *symtab) const
Definition integer.cc:43
std::string generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const override
Internal function to generate disassembly string.
Definition integer.cc:82
Base class for sethi.
Definition integer.hh:119
std::string generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const override
Internal function to generate disassembly string.
Definition integer.cc:115
SetHi(const char *mnem, ExtMachInst _machInst, OpClass __opClass)
Definition integer.hh:122
Base class for all SPARC static instructions.
SparcStaticInst(const char *_mnemonic, ExtMachInst _machInst, OpClass __opClass)
constexpr T bits(T val, unsigned first, unsigned last)
Extract the bitfield from position 'first' to 'last' (inclusive) from 'val' and right justify it.
Definition bitfield.hh:79
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
Bitfield< 17 > os
Definition misc.hh:838
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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