vptr.hh (2665:a124942bacb8) vptr.hh (2680:246e7104f744)
1/*
2 * Copyright (c) 2004-2005 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;

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29 */
30
31#ifndef __ARCH_ALPHA_VPTR_HH__
32#define __ARCH_ALPHA_VPTR_HH__
33
34#include "arch/vtophys.hh"
35#include "arch/isa_traits.hh"
36
1/*
2 * Copyright (c) 2004-2005 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;

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29 */
30
31#ifndef __ARCH_ALPHA_VPTR_HH__
32#define __ARCH_ALPHA_VPTR_HH__
33
34#include "arch/vtophys.hh"
35#include "arch/isa_traits.hh"
36
37class ExecContext;
37class ThreadContext;
38
39template <class T>
40class VPtr
41{
42 public:
43 typedef T Type;
44
45 private:
38
39template <class T>
40class VPtr
41{
42 public:
43 typedef T Type;
44
45 private:
46 ExecContext *xc;
46 ThreadContext *tc;
47 Addr ptr;
48
49 public:
47 Addr ptr;
48
49 public:
50 ExecContext *GetXC() const { return xc; }
50 ThreadContext *GetTC() const { return tc; }
51 Addr GetPointer() const { return ptr; }
52
53 public:
51 Addr GetPointer() const { return ptr; }
52
53 public:
54 explicit VPtr(ExecContext *_xc, Addr p = 0) : xc(_xc), ptr(p) { }
54 explicit VPtr(ThreadContext *_tc, Addr p = 0) : tc(_tc), ptr(p) { }
55 template <class U>
55 template <class U>
56 VPtr(const VPtr<U> &vp) : xc(vp.GetXC()), ptr(vp.GetPointer()) {}
56 VPtr(const VPtr<U> &vp) : tc(vp.GetTC()), ptr(vp.GetPointer()) {}
57 ~VPtr() {}
58
59 bool operator!() const
60 {
61 return ptr == 0;
62 }
63
64 VPtr<T> operator+(int offset)

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85 ptr = p;
86
87 return *this;
88 }
89
90 template <class U>
91 const VPtr<T> &operator=(const VPtr<U> &vp)
92 {
57 ~VPtr() {}
58
59 bool operator!() const
60 {
61 return ptr == 0;
62 }
63
64 VPtr<T> operator+(int offset)

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85 ptr = p;
86
87 return *this;
88 }
89
90 template <class U>
91 const VPtr<T> &operator=(const VPtr<U> &vp)
92 {
93 xc = vp.GetXC();
93 tc = vp.GetTC();
94 ptr = vp.GetPointer();
95
96 return *this;
97 }
98
99 operator T *()
100 {
101 panic("Needs to be rewritten\n");
94 ptr = vp.GetPointer();
95
96 return *this;
97 }
98
99 operator T *()
100 {
101 panic("Needs to be rewritten\n");
102/* void *addr = vtomem(xc, ptr, sizeof(T));
102/* void *addr = vtomem(tc, ptr, sizeof(T));
103 return (T *)addr;
104 */
105 }
106
107 T *operator->()
108 {
109 panic("Needs to be rewritten\n");
103 return (T *)addr;
104 */
105 }
106
107 T *operator->()
108 {
109 panic("Needs to be rewritten\n");
110/* void *addr = vtomem(xc, ptr, sizeof(T));
110/* void *addr = vtomem(tc, ptr, sizeof(T));
111 return (T *)addr;
112 */
113 }
114
115 T &operator*()
116 {
117 panic("Needs to be rewritten\n");
111 return (T *)addr;
112 */
113 }
114
115 T &operator*()
116 {
117 panic("Needs to be rewritten\n");
118/* void *addr = vtomem(xc, ptr, sizeof(T));
118/* void *addr = vtomem(tc, ptr, sizeof(T));
119 return *(T *)addr;
120 */
121 }
122};
123
124#endif // __ARCH_ALPHA_VPTR_HH__
119 return *(T *)addr;
120 */
121 }
122};
123
124#endif // __ARCH_ALPHA_VPTR_HH__