1/*
2 * Copyright (c) 2009 The University of Edinburgh
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;

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40 * Base class for memory operations.
41 */
42class MemOp : public PowerStaticInst
43{
44 protected:
45
46 /// Memory request flags. See mem_req_base.hh.
47 unsigned memAccessFlags;
48 /// Pointer to EAComp object.
49 const StaticInstPtr eaCompPtr;
50 /// Pointer to MemAcc object.
51 const StaticInstPtr memAccPtr;
52
53 /// Constructor
54 MemOp(const char *mnem, MachInst _machInst, OpClass __opClass,
55 StaticInstPtr _eaCompPtr = nullStaticInstPtr,
56 StaticInstPtr _memAccPtr = nullStaticInstPtr)
57 : PowerStaticInst(mnem, _machInst, __opClass),
58 memAccessFlags(0),
59 eaCompPtr(_eaCompPtr),
60 memAccPtr(_memAccPtr)
61 {
62 }
63
64 std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
65};
66
67
68/**
69 * Class for memory operations with displacement.
70 */
71class MemDispOp : public MemOp
72{
73 protected:
74
75 int16_t disp;
76
77 /// Constructor
78 MemDispOp(const char *mnem, MachInst _machInst, OpClass __opClass,
79 StaticInstPtr _eaCompPtr = nullStaticInstPtr,
80 StaticInstPtr _memAccPtr = nullStaticInstPtr)
81 : MemOp(mnem, _machInst, __opClass, _eaCompPtr, _memAccPtr),
82 disp(machInst.d)
83 {
84 }
85
86 std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
87};
88
89} // namespace PowerISA
90
91#endif //__ARCH_POWER_INSTS_MEM_HH__