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11#ifndef REGISTERFIELDS_H
12#define REGISTERFIELDS_H
13
14#include "qemu/bitops.h"
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20
21#define REG32(reg, addr) \
22 enum { A_ ## reg = (addr) }; \
23 enum { R_ ## reg = (addr) / 4 };
24
25#define REG8(reg, addr) \
26 enum { A_ ## reg = (addr) }; \
27 enum { R_ ## reg = (addr) };
28
29#define REG16(reg, addr) \
30 enum { A_ ## reg = (addr) }; \
31 enum { R_ ## reg = (addr) / 2 };
32
33#define REG64(reg, addr) \
34 enum { A_ ## reg = (addr) }; \
35 enum { R_ ## reg = (addr) / 8 };
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40
41
42#define FIELD(reg, field, shift, length) \
43 enum { R_ ## reg ## _ ## field ## _SHIFT = (shift)}; \
44 enum { R_ ## reg ## _ ## field ## _LENGTH = (length)}; \
45 enum { R_ ## reg ## _ ## field ## _MASK = \
46 MAKE_64BIT_MASK(shift, length)};
47
48
49#define FIELD_EX8(storage, reg, field) \
50 extract8((storage), R_ ## reg ## _ ## field ## _SHIFT, \
51 R_ ## reg ## _ ## field ## _LENGTH)
52#define FIELD_EX16(storage, reg, field) \
53 extract16((storage), R_ ## reg ## _ ## field ## _SHIFT, \
54 R_ ## reg ## _ ## field ## _LENGTH)
55#define FIELD_EX32(storage, reg, field) \
56 extract32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
57 R_ ## reg ## _ ## field ## _LENGTH)
58#define FIELD_EX64(storage, reg, field) \
59 extract64((storage), R_ ## reg ## _ ## field ## _SHIFT, \
60 R_ ## reg ## _ ## field ## _LENGTH)
61
62#define FIELD_SEX8(storage, reg, field) \
63 sextract8((storage), R_ ## reg ## _ ## field ## _SHIFT, \
64 R_ ## reg ## _ ## field ## _LENGTH)
65#define FIELD_SEX16(storage, reg, field) \
66 sextract16((storage), R_ ## reg ## _ ## field ## _SHIFT, \
67 R_ ## reg ## _ ## field ## _LENGTH)
68#define FIELD_SEX32(storage, reg, field) \
69 sextract32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
70 R_ ## reg ## _ ## field ## _LENGTH)
71#define FIELD_SEX64(storage, reg, field) \
72 sextract64((storage), R_ ## reg ## _ ## field ## _SHIFT, \
73 R_ ## reg ## _ ## field ## _LENGTH)
74
75
76#define ARRAY_FIELD_EX32(regs, reg, field) \
77 FIELD_EX32((regs)[R_ ## reg], reg, field)
78#define ARRAY_FIELD_EX64(regs, reg, field) \
79 FIELD_EX64((regs)[R_ ## reg], reg, field)
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84
85#define FIELD_DP8(storage, reg, field, val) ({ \
86 struct { \
87 unsigned int v:R_ ## reg ## _ ## field ## _LENGTH; \
88 } _v = { .v = val }; \
89 uint8_t _d; \
90 _d = deposit32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
91 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
92 _d; })
93#define FIELD_DP16(storage, reg, field, val) ({ \
94 struct { \
95 unsigned int v:R_ ## reg ## _ ## field ## _LENGTH; \
96 } _v = { .v = val }; \
97 uint16_t _d; \
98 _d = deposit32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
99 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
100 _d; })
101#define FIELD_DP32(storage, reg, field, val) ({ \
102 struct { \
103 unsigned int v:R_ ## reg ## _ ## field ## _LENGTH; \
104 } _v = { .v = val }; \
105 uint32_t _d; \
106 _d = deposit32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
107 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
108 _d; })
109#define FIELD_DP64(storage, reg, field, val) ({ \
110 struct { \
111 uint64_t v:R_ ## reg ## _ ## field ## _LENGTH; \
112 } _v = { .v = val }; \
113 uint64_t _d; \
114 _d = deposit64((storage), R_ ## reg ## _ ## field ## _SHIFT, \
115 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
116 _d; })
117
118#define FIELD_SDP8(storage, reg, field, val) ({ \
119 struct { \
120 signed int v:R_ ## reg ## _ ## field ## _LENGTH; \
121 } _v = { .v = val }; \
122 uint8_t _d; \
123 _d = deposit32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
124 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
125 _d; })
126#define FIELD_SDP16(storage, reg, field, val) ({ \
127 struct { \
128 signed int v:R_ ## reg ## _ ## field ## _LENGTH; \
129 } _v = { .v = val }; \
130 uint16_t _d; \
131 _d = deposit32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
132 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
133 _d; })
134#define FIELD_SDP32(storage, reg, field, val) ({ \
135 struct { \
136 signed int v:R_ ## reg ## _ ## field ## _LENGTH; \
137 } _v = { .v = val }; \
138 uint32_t _d; \
139 _d = deposit32((storage), R_ ## reg ## _ ## field ## _SHIFT, \
140 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
141 _d; })
142#define FIELD_SDP64(storage, reg, field, val) ({ \
143 struct { \
144 int64_t v:R_ ## reg ## _ ## field ## _LENGTH; \
145 } _v = { .v = val }; \
146 uint64_t _d; \
147 _d = deposit64((storage), R_ ## reg ## _ ## field ## _SHIFT, \
148 R_ ## reg ## _ ## field ## _LENGTH, _v.v); \
149 _d; })
150
151
152#define ARRAY_FIELD_DP32(regs, reg, field, val) \
153 (regs)[R_ ## reg] = FIELD_DP32((regs)[R_ ## reg], reg, field, val);
154#define ARRAY_FIELD_DP64(regs, reg, field, val) \
155 (regs)[R_ ## reg] = FIELD_DP64((regs)[R_ ## reg], reg, field, val);
156
157#endif
158