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c906108c SS |
1 | /* Memory ops header for CGEN-based simulators. |
2 | Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. | |
3 | Contributed by Cygnus Solutions. | |
4 | ||
5 | This file is part of the GNU Simulators. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License along | |
18 | with this program; if not, write to the Free Software Foundation, Inc., | |
19 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #ifndef CGEN_MEM_H | |
22 | #define CGEN_MEM_H | |
23 | ||
24 | #ifdef MEMOPS_DEFINE_INLINE | |
25 | #define MEMOPS_INLINE | |
26 | #else | |
27 | #define MEMOPS_INLINE extern inline | |
28 | #endif | |
29 | ||
30 | /* Memory read support. */ | |
31 | ||
32 | #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) | |
33 | #define DECLARE_GETMEM(mode, size) \ | |
34 | MEMOPS_INLINE mode \ | |
35 | XCONCAT2 (GETMEM,mode) (SIM_CPU *cpu, IADDR pc, ADDR a) \ | |
36 | { \ | |
37 | PROFILE_COUNT_READ (cpu, a, XCONCAT2 (MODE_,mode)); \ | |
38 | /* Don't read anything into "unaligned" here. Bad name choice. */\ | |
39 | return XCONCAT2 (sim_core_read_unaligned_,size) (cpu, pc, read_map, a); \ | |
40 | } | |
41 | #else | |
42 | #define DECLARE_GETMEM(mode, size) \ | |
43 | extern mode XCONCAT2 (GETMEM,mode) (SIM_CPU *, IADDR, ADDR); | |
44 | #endif | |
45 | ||
46 | DECLARE_GETMEM (QI, 1) | |
47 | DECLARE_GETMEM (UQI, 1) | |
48 | DECLARE_GETMEM (HI, 2) | |
49 | DECLARE_GETMEM (UHI, 2) | |
50 | DECLARE_GETMEM (SI, 4) | |
51 | DECLARE_GETMEM (USI, 4) | |
52 | DECLARE_GETMEM (DI, 8) | |
53 | DECLARE_GETMEM (UDI, 8) | |
54 | ||
55 | #undef DECLARE_GETMEM | |
56 | ||
57 | #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) | |
58 | #define DECLARE_GETMEM(mode, size) \ | |
59 | MEMOPS_INLINE mode \ | |
60 | XCONCAT2 (GETMEM,mode) (SIM_CPU *cpu, IADDR pc, ADDR a) \ | |
61 | { \ | |
62 | PROFILE_COUNT_READ (cpu, a, XCONCAT2 (MODE_,mode)); \ | |
63 | /* Don't read anything into "unaligned" here. Bad name choice. */\ | |
64 | return XCONCAT2 (sim_core_read_unaligned_,size) (cpu, pc, read_map, a); \ | |
65 | } | |
66 | #else | |
67 | #define DECLARE_GETMEM(mode, size) \ | |
68 | extern mode XCONCAT2 (GETMEM,mode) (SIM_CPU *, IADDR, ADDR); | |
69 | #endif | |
70 | ||
71 | DECLARE_GETMEM (SF, 4) | |
72 | DECLARE_GETMEM (DF, 8) | |
73 | /*DECLARE_GETMEM (TF, 16)*/ | |
74 | ||
75 | #undef DECLARE_GETMEM | |
76 | \f | |
77 | /* Memory write support. */ | |
78 | ||
79 | #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) | |
80 | #define DECLARE_SETMEM(mode, size) \ | |
81 | MEMOPS_INLINE void \ | |
82 | XCONCAT2 (SETMEM,mode) (SIM_CPU *cpu, IADDR pc, ADDR a, mode val) \ | |
83 | { \ | |
84 | PROFILE_COUNT_WRITE (cpu, a, XCONCAT2 (MODE_,mode)); \ | |
85 | /* Don't read anything into "unaligned" here. Bad name choice. */ \ | |
86 | XCONCAT2 (sim_core_write_unaligned_,size) (cpu, pc, write_map, a, val); \ | |
87 | } | |
88 | #else | |
89 | #define DECLARE_SETMEM(mode, size) \ | |
90 | extern void XCONCAT2 (SETMEM,mode) (SIM_CPU *, IADDR, ADDR, mode); | |
91 | #endif | |
92 | ||
93 | DECLARE_SETMEM (QI, 1) | |
94 | DECLARE_SETMEM (UQI, 1) | |
95 | DECLARE_SETMEM (HI, 2) | |
96 | DECLARE_SETMEM (UHI, 2) | |
97 | DECLARE_SETMEM (SI, 4) | |
98 | DECLARE_SETMEM (USI, 4) | |
99 | DECLARE_SETMEM (DI, 8) | |
100 | DECLARE_SETMEM (UDI, 8) | |
101 | ||
102 | /* | |
103 | DECLARE_SETMEM (SF, 4) | |
104 | DECLARE_SETMEM (DF, 8) | |
105 | DECLARE_SETMEM (TF, 16) | |
106 | */ | |
107 | ||
108 | #undef DECLARE_SETMEM | |
109 | \f | |
110 | /* Instruction read support. */ | |
111 | ||
112 | #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) | |
113 | #define DECLARE_GETIMEM(mode, size) \ | |
114 | MEMOPS_INLINE mode \ | |
115 | XCONCAT2 (GETIMEM,mode) (SIM_CPU *cpu, IADDR a) \ | |
116 | { \ | |
117 | /*PROFILE_COUNT_READ (cpu, a, XCONCAT2 (MODE_,mode));*/ \ | |
118 | /* Don't read anything into "unaligned" here. Bad name choice. */\ | |
119 | return XCONCAT2 (sim_core_read_unaligned_,size) (cpu, a, exec_map, a); \ | |
120 | } | |
121 | #else | |
122 | #define DECLARE_GETIMEM(mode, size) \ | |
123 | extern mode XCONCAT2 (GETIMEM,mode) (SIM_CPU *, ADDR); | |
124 | #endif | |
125 | ||
126 | DECLARE_GETIMEM (UQI, 1) | |
127 | DECLARE_GETIMEM (UHI, 2) | |
128 | DECLARE_GETIMEM (USI, 4) | |
129 | DECLARE_GETIMEM (UDI, 8) | |
130 | ||
131 | #undef DECLARE_GETIMEM | |
132 | \f | |
133 | /* GETT<mode>: translate target value at P to host value. | |
134 | This needn't be very efficient (i.e. can call memcpy) as this is | |
135 | only used when interfacing with the outside world (e.g. gdb). */ | |
136 | ||
137 | #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) | |
138 | #define DECLARE_GETT(mode, size) \ | |
139 | MEMOPS_INLINE mode \ | |
140 | XCONCAT2 (GETT,mode) (unsigned char *p) \ | |
141 | { \ | |
142 | mode tmp; \ | |
143 | memcpy (&tmp, p, sizeof (mode)); \ | |
144 | return XCONCAT2 (T2H_,size) (tmp); \ | |
145 | } | |
146 | #else | |
147 | #define DECLARE_GETT(mode, size) \ | |
148 | extern mode XCONCAT2 (GETT,mode) (unsigned char *); | |
149 | #endif | |
150 | ||
151 | DECLARE_GETT (QI, 1) | |
152 | DECLARE_GETT (UQI, 1) | |
153 | DECLARE_GETT (HI, 2) | |
154 | DECLARE_GETT (UHI, 2) | |
155 | DECLARE_GETT (SI, 4) | |
156 | DECLARE_GETT (USI, 4) | |
157 | DECLARE_GETT (DI, 8) | |
158 | DECLARE_GETT (UDI, 8) | |
159 | ||
160 | /* | |
161 | DECLARE_GETT (SF, 4) | |
162 | DECLARE_GETT (DF, 8) | |
163 | DECLARE_GETT (TF, 16) | |
164 | */ | |
165 | ||
166 | #undef DECLARE_GETT | |
167 | \f | |
168 | /* SETT<mode>: translate host value to target value and store at P. | |
169 | This needn't be very efficient (i.e. can call memcpy) as this is | |
170 | only used when interfacing with the outside world (e.g. gdb). */ | |
171 | ||
172 | #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) | |
173 | #define DECLARE_SETT(mode, size) \ | |
174 | MEMOPS_INLINE void \ | |
175 | XCONCAT2 (SETT,mode) (unsigned char *buf, mode val) \ | |
176 | { \ | |
177 | mode tmp; \ | |
178 | tmp = XCONCAT2 (H2T_,size) (val); \ | |
179 | memcpy (buf, &tmp, sizeof (mode)); \ | |
180 | } | |
181 | #else | |
182 | #define DECLARE_SETT(mode, size) \ | |
183 | extern mode XCONCAT2 (GETT,mode) (unsigned char *, mode); | |
184 | #endif | |
185 | ||
186 | DECLARE_SETT (QI, 1) | |
187 | DECLARE_SETT (UQI, 1) | |
188 | DECLARE_SETT (HI, 2) | |
189 | DECLARE_SETT (UHI, 2) | |
190 | DECLARE_SETT (SI, 4) | |
191 | DECLARE_SETT (USI, 4) | |
192 | DECLARE_SETT (DI, 8) | |
193 | DECLARE_SETT (UDI, 8) | |
194 | ||
195 | /* | |
196 | DECLARE_SETT (SF, 4) | |
197 | DECLARE_SETT (DF, 8) | |
198 | DECLARE_SETT (TF, 16) | |
199 | */ | |
200 | ||
201 | #undef DECLARE_SETT | |
202 | ||
203 | #endif /* CGEN_MEM_H */ |