mem.isa (5268:5bfc53fe60e7) mem.isa (5736:426510e758ad)
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 MIPS Technologies, Inc.
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions are
8// met: redistributions of source code must retain the above copyright

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38 /**
39 * Base class for general Mips memory-format instructions.
40 */
41 class Memory : public MipsStaticInst
42 {
43 protected:
44
45 /// Memory request flags. See mem_req_base.hh.
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 MIPS Technologies, Inc.
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions are
8// met: redistributions of source code must retain the above copyright

--- 29 unchanged lines hidden (view full) ---

38 /**
39 * Base class for general Mips memory-format instructions.
40 */
41 class Memory : public MipsStaticInst
42 {
43 protected:
44
45 /// Memory request flags. See mem_req_base.hh.
46 unsigned memAccessFlags;
46 Request::Flags memAccessFlags;
47 /// Pointer to EAComp object.
48 const StaticInstPtr eaCompPtr;
49 /// Pointer to MemAcc object.
50 const StaticInstPtr memAccPtr;
51
52 /// Displacement for EA calculation (signed).
53 int32_t disp;
54
55 /// Constructor
56 Memory(const char *mnem, MachInst _machInst, OpClass __opClass,
57 StaticInstPtr _eaCompPtr = nullStaticInstPtr,
58 StaticInstPtr _memAccPtr = nullStaticInstPtr)
59 : MipsStaticInst(mnem, _machInst, __opClass),
47 /// Pointer to EAComp object.
48 const StaticInstPtr eaCompPtr;
49 /// Pointer to MemAcc object.
50 const StaticInstPtr memAccPtr;
51
52 /// Displacement for EA calculation (signed).
53 int32_t disp;
54
55 /// Constructor
56 Memory(const char *mnem, MachInst _machInst, OpClass __opClass,
57 StaticInstPtr _eaCompPtr = nullStaticInstPtr,
58 StaticInstPtr _memAccPtr = nullStaticInstPtr)
59 : MipsStaticInst(mnem, _machInst, __opClass),
60 memAccessFlags(0), eaCompPtr(_eaCompPtr), memAccPtr(_memAccPtr),
60 eaCompPtr(_eaCompPtr), memAccPtr(_memAccPtr),
61 disp(sext<16>(OFFSET))
62 {
63 }
64
65 std::string
66 generateDisassembly(Addr pc, const SymbolTable *symtab) const;
67
68 public:
69
70 const StaticInstPtr &eaCompInst() const { return eaCompPtr; }
71 const StaticInstPtr &memAccInst() const { return memAccPtr; }
72
61 disp(sext<16>(OFFSET))
62 {
63 }
64
65 std::string
66 generateDisassembly(Addr pc, const SymbolTable *symtab) const;
67
68 public:
69
70 const StaticInstPtr &eaCompInst() const { return eaCompPtr; }
71 const StaticInstPtr &memAccInst() const { return memAccPtr; }
72
73 unsigned memAccFlags() { return memAccessFlags; }
73 Request::Flags memAccFlags() { return memAccessFlags; }
74 };
75
76 /**
77 * Base class for a few miscellaneous memory-format insts
78 * that don't interpret the disp field
79 */
80 class MemoryNoDisp : public Memory
81 {

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75
76 /**
77 * Base class for a few miscellaneous memory-format insts
78 * that don't interpret the disp field
79 */
80 class MemoryNoDisp : public Memory
81 {

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