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1da177e4 LT |
1 | /* |
2 | * Plugin sample operators with fast switch | |
3 | * Copyright (c) 2000 by Jaroslav Kysela <perex@suse.cz> | |
4 | * | |
5 | * | |
6 | * This library is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU Library General Public License as | |
8 | * published by the Free Software Foundation; either version 2 of | |
9 | * the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU Library General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Library General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | ||
22 | ||
23 | #define as_u8(ptr) (*(u_int8_t*)(ptr)) | |
24 | #define as_u16(ptr) (*(u_int16_t*)(ptr)) | |
25 | #define as_u32(ptr) (*(u_int32_t*)(ptr)) | |
26 | #define as_u64(ptr) (*(u_int64_t*)(ptr)) | |
27 | #define as_s8(ptr) (*(int8_t*)(ptr)) | |
28 | #define as_s16(ptr) (*(int16_t*)(ptr)) | |
29 | #define as_s32(ptr) (*(int32_t*)(ptr)) | |
30 | #define as_s64(ptr) (*(int64_t*)(ptr)) | |
31 | ||
32 | #ifdef COPY_LABELS | |
33 | static void *copy_labels[4] = { | |
34 | &©_8, | |
35 | &©_16, | |
36 | &©_32, | |
37 | &©_64 | |
38 | }; | |
39 | #endif | |
40 | ||
41 | #ifdef COPY_END | |
42 | while(0) { | |
43 | copy_8: as_s8(dst) = as_s8(src); goto COPY_END; | |
44 | copy_16: as_s16(dst) = as_s16(src); goto COPY_END; | |
45 | copy_32: as_s32(dst) = as_s32(src); goto COPY_END; | |
46 | copy_64: as_s64(dst) = as_s64(src); goto COPY_END; | |
47 | } | |
48 | #endif | |
49 | ||
50 | #ifdef CONV_LABELS | |
51 | /* src_wid src_endswap sign_toggle dst_wid dst_endswap */ | |
52 | static void *conv_labels[4 * 2 * 2 * 4 * 2] = { | |
53 | &&conv_xxx1_xxx1, /* 8h -> 8h */ | |
54 | &&conv_xxx1_xxx1, /* 8h -> 8s */ | |
55 | &&conv_xxx1_xx10, /* 8h -> 16h */ | |
56 | &&conv_xxx1_xx01, /* 8h -> 16s */ | |
57 | &&conv_xxx1_x100, /* 8h -> 24h */ | |
58 | &&conv_xxx1_001x, /* 8h -> 24s */ | |
59 | &&conv_xxx1_1000, /* 8h -> 32h */ | |
60 | &&conv_xxx1_0001, /* 8h -> 32s */ | |
61 | &&conv_xxx1_xxx9, /* 8h ^> 8h */ | |
62 | &&conv_xxx1_xxx9, /* 8h ^> 8s */ | |
63 | &&conv_xxx1_xx90, /* 8h ^> 16h */ | |
64 | &&conv_xxx1_xx09, /* 8h ^> 16s */ | |
65 | &&conv_xxx1_x900, /* 8h ^> 24h */ | |
66 | &&conv_xxx1_009x, /* 8h ^> 24s */ | |
67 | &&conv_xxx1_9000, /* 8h ^> 32h */ | |
68 | &&conv_xxx1_0009, /* 8h ^> 32s */ | |
69 | &&conv_xxx1_xxx1, /* 8s -> 8h */ | |
70 | &&conv_xxx1_xxx1, /* 8s -> 8s */ | |
71 | &&conv_xxx1_xx10, /* 8s -> 16h */ | |
72 | &&conv_xxx1_xx01, /* 8s -> 16s */ | |
73 | &&conv_xxx1_x100, /* 8s -> 24h */ | |
74 | &&conv_xxx1_001x, /* 8s -> 24s */ | |
75 | &&conv_xxx1_1000, /* 8s -> 32h */ | |
76 | &&conv_xxx1_0001, /* 8s -> 32s */ | |
77 | &&conv_xxx1_xxx9, /* 8s ^> 8h */ | |
78 | &&conv_xxx1_xxx9, /* 8s ^> 8s */ | |
79 | &&conv_xxx1_xx90, /* 8s ^> 16h */ | |
80 | &&conv_xxx1_xx09, /* 8s ^> 16s */ | |
81 | &&conv_xxx1_x900, /* 8s ^> 24h */ | |
82 | &&conv_xxx1_009x, /* 8s ^> 24s */ | |
83 | &&conv_xxx1_9000, /* 8s ^> 32h */ | |
84 | &&conv_xxx1_0009, /* 8s ^> 32s */ | |
85 | &&conv_xx12_xxx1, /* 16h -> 8h */ | |
86 | &&conv_xx12_xxx1, /* 16h -> 8s */ | |
87 | &&conv_xx12_xx12, /* 16h -> 16h */ | |
88 | &&conv_xx12_xx21, /* 16h -> 16s */ | |
89 | &&conv_xx12_x120, /* 16h -> 24h */ | |
90 | &&conv_xx12_021x, /* 16h -> 24s */ | |
91 | &&conv_xx12_1200, /* 16h -> 32h */ | |
92 | &&conv_xx12_0021, /* 16h -> 32s */ | |
93 | &&conv_xx12_xxx9, /* 16h ^> 8h */ | |
94 | &&conv_xx12_xxx9, /* 16h ^> 8s */ | |
95 | &&conv_xx12_xx92, /* 16h ^> 16h */ | |
96 | &&conv_xx12_xx29, /* 16h ^> 16s */ | |
97 | &&conv_xx12_x920, /* 16h ^> 24h */ | |
98 | &&conv_xx12_029x, /* 16h ^> 24s */ | |
99 | &&conv_xx12_9200, /* 16h ^> 32h */ | |
100 | &&conv_xx12_0029, /* 16h ^> 32s */ | |
101 | &&conv_xx12_xxx2, /* 16s -> 8h */ | |
102 | &&conv_xx12_xxx2, /* 16s -> 8s */ | |
103 | &&conv_xx12_xx21, /* 16s -> 16h */ | |
104 | &&conv_xx12_xx12, /* 16s -> 16s */ | |
105 | &&conv_xx12_x210, /* 16s -> 24h */ | |
106 | &&conv_xx12_012x, /* 16s -> 24s */ | |
107 | &&conv_xx12_2100, /* 16s -> 32h */ | |
108 | &&conv_xx12_0012, /* 16s -> 32s */ | |
109 | &&conv_xx12_xxxA, /* 16s ^> 8h */ | |
110 | &&conv_xx12_xxxA, /* 16s ^> 8s */ | |
111 | &&conv_xx12_xxA1, /* 16s ^> 16h */ | |
112 | &&conv_xx12_xx1A, /* 16s ^> 16s */ | |
113 | &&conv_xx12_xA10, /* 16s ^> 24h */ | |
114 | &&conv_xx12_01Ax, /* 16s ^> 24s */ | |
115 | &&conv_xx12_A100, /* 16s ^> 32h */ | |
116 | &&conv_xx12_001A, /* 16s ^> 32s */ | |
117 | &&conv_x123_xxx1, /* 24h -> 8h */ | |
118 | &&conv_x123_xxx1, /* 24h -> 8s */ | |
119 | &&conv_x123_xx12, /* 24h -> 16h */ | |
120 | &&conv_x123_xx21, /* 24h -> 16s */ | |
121 | &&conv_x123_x123, /* 24h -> 24h */ | |
122 | &&conv_x123_321x, /* 24h -> 24s */ | |
123 | &&conv_x123_1230, /* 24h -> 32h */ | |
124 | &&conv_x123_0321, /* 24h -> 32s */ | |
125 | &&conv_x123_xxx9, /* 24h ^> 8h */ | |
126 | &&conv_x123_xxx9, /* 24h ^> 8s */ | |
127 | &&conv_x123_xx92, /* 24h ^> 16h */ | |
128 | &&conv_x123_xx29, /* 24h ^> 16s */ | |
129 | &&conv_x123_x923, /* 24h ^> 24h */ | |
130 | &&conv_x123_329x, /* 24h ^> 24s */ | |
131 | &&conv_x123_9230, /* 24h ^> 32h */ | |
132 | &&conv_x123_0329, /* 24h ^> 32s */ | |
133 | &&conv_123x_xxx3, /* 24s -> 8h */ | |
134 | &&conv_123x_xxx3, /* 24s -> 8s */ | |
135 | &&conv_123x_xx32, /* 24s -> 16h */ | |
136 | &&conv_123x_xx23, /* 24s -> 16s */ | |
137 | &&conv_123x_x321, /* 24s -> 24h */ | |
138 | &&conv_123x_123x, /* 24s -> 24s */ | |
139 | &&conv_123x_3210, /* 24s -> 32h */ | |
140 | &&conv_123x_0123, /* 24s -> 32s */ | |
141 | &&conv_123x_xxxB, /* 24s ^> 8h */ | |
142 | &&conv_123x_xxxB, /* 24s ^> 8s */ | |
143 | &&conv_123x_xxB2, /* 24s ^> 16h */ | |
144 | &&conv_123x_xx2B, /* 24s ^> 16s */ | |
145 | &&conv_123x_xB21, /* 24s ^> 24h */ | |
146 | &&conv_123x_12Bx, /* 24s ^> 24s */ | |
147 | &&conv_123x_B210, /* 24s ^> 32h */ | |
148 | &&conv_123x_012B, /* 24s ^> 32s */ | |
149 | &&conv_1234_xxx1, /* 32h -> 8h */ | |
150 | &&conv_1234_xxx1, /* 32h -> 8s */ | |
151 | &&conv_1234_xx12, /* 32h -> 16h */ | |
152 | &&conv_1234_xx21, /* 32h -> 16s */ | |
153 | &&conv_1234_x123, /* 32h -> 24h */ | |
154 | &&conv_1234_321x, /* 32h -> 24s */ | |
155 | &&conv_1234_1234, /* 32h -> 32h */ | |
156 | &&conv_1234_4321, /* 32h -> 32s */ | |
157 | &&conv_1234_xxx9, /* 32h ^> 8h */ | |
158 | &&conv_1234_xxx9, /* 32h ^> 8s */ | |
159 | &&conv_1234_xx92, /* 32h ^> 16h */ | |
160 | &&conv_1234_xx29, /* 32h ^> 16s */ | |
161 | &&conv_1234_x923, /* 32h ^> 24h */ | |
162 | &&conv_1234_329x, /* 32h ^> 24s */ | |
163 | &&conv_1234_9234, /* 32h ^> 32h */ | |
164 | &&conv_1234_4329, /* 32h ^> 32s */ | |
165 | &&conv_1234_xxx4, /* 32s -> 8h */ | |
166 | &&conv_1234_xxx4, /* 32s -> 8s */ | |
167 | &&conv_1234_xx43, /* 32s -> 16h */ | |
168 | &&conv_1234_xx34, /* 32s -> 16s */ | |
169 | &&conv_1234_x432, /* 32s -> 24h */ | |
170 | &&conv_1234_234x, /* 32s -> 24s */ | |
171 | &&conv_1234_4321, /* 32s -> 32h */ | |
172 | &&conv_1234_1234, /* 32s -> 32s */ | |
173 | &&conv_1234_xxxC, /* 32s ^> 8h */ | |
174 | &&conv_1234_xxxC, /* 32s ^> 8s */ | |
175 | &&conv_1234_xxC3, /* 32s ^> 16h */ | |
176 | &&conv_1234_xx3C, /* 32s ^> 16s */ | |
177 | &&conv_1234_xC32, /* 32s ^> 24h */ | |
178 | &&conv_1234_23Cx, /* 32s ^> 24s */ | |
179 | &&conv_1234_C321, /* 32s ^> 32h */ | |
180 | &&conv_1234_123C, /* 32s ^> 32s */ | |
181 | }; | |
182 | #endif | |
183 | ||
184 | #ifdef CONV_END | |
185 | while(0) { | |
186 | conv_xxx1_xxx1: as_u8(dst) = as_u8(src); goto CONV_END; | |
187 | conv_xxx1_xx10: as_u16(dst) = (u_int16_t)as_u8(src) << 8; goto CONV_END; | |
188 | conv_xxx1_xx01: as_u16(dst) = (u_int16_t)as_u8(src); goto CONV_END; | |
189 | conv_xxx1_x100: as_u32(dst) = (u_int32_t)as_u8(src) << 16; goto CONV_END; | |
190 | conv_xxx1_001x: as_u32(dst) = (u_int32_t)as_u8(src) << 8; goto CONV_END; | |
191 | conv_xxx1_1000: as_u32(dst) = (u_int32_t)as_u8(src) << 24; goto CONV_END; | |
192 | conv_xxx1_0001: as_u32(dst) = (u_int32_t)as_u8(src); goto CONV_END; | |
193 | conv_xxx1_xxx9: as_u8(dst) = as_u8(src) ^ 0x80; goto CONV_END; | |
194 | conv_xxx1_xx90: as_u16(dst) = (u_int16_t)(as_u8(src) ^ 0x80) << 8; goto CONV_END; | |
195 | conv_xxx1_xx09: as_u16(dst) = (u_int16_t)(as_u8(src) ^ 0x80); goto CONV_END; | |
196 | conv_xxx1_x900: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 16; goto CONV_END; | |
197 | conv_xxx1_009x: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 8; goto CONV_END; | |
198 | conv_xxx1_9000: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 24; goto CONV_END; | |
199 | conv_xxx1_0009: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80); goto CONV_END; | |
200 | conv_xx12_xxx1: as_u8(dst) = as_u16(src) >> 8; goto CONV_END; | |
201 | conv_xx12_xx12: as_u16(dst) = as_u16(src); goto CONV_END; | |
202 | conv_xx12_xx21: as_u16(dst) = swab16(as_u16(src)); goto CONV_END; | |
203 | conv_xx12_x120: as_u32(dst) = (u_int32_t)as_u16(src) << 8; goto CONV_END; | |
204 | conv_xx12_021x: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 8; goto CONV_END; | |
205 | conv_xx12_1200: as_u32(dst) = (u_int32_t)as_u16(src) << 16; goto CONV_END; | |
206 | conv_xx12_0021: as_u32(dst) = (u_int32_t)swab16(as_u16(src)); goto CONV_END; | |
207 | conv_xx12_xxx9: as_u8(dst) = (as_u16(src) >> 8) ^ 0x80; goto CONV_END; | |
208 | conv_xx12_xx92: as_u16(dst) = as_u16(src) ^ 0x8000; goto CONV_END; | |
209 | conv_xx12_xx29: as_u16(dst) = swab16(as_u16(src)) ^ 0x80; goto CONV_END; | |
210 | conv_xx12_x920: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x8000) << 8; goto CONV_END; | |
211 | conv_xx12_029x: as_u32(dst) = (u_int32_t)(swab16(as_u16(src)) ^ 0x80) << 8; goto CONV_END; | |
212 | conv_xx12_9200: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x8000) << 16; goto CONV_END; | |
213 | conv_xx12_0029: as_u32(dst) = (u_int32_t)(swab16(as_u16(src)) ^ 0x80); goto CONV_END; | |
214 | conv_xx12_xxx2: as_u8(dst) = as_u16(src) & 0xff; goto CONV_END; | |
215 | conv_xx12_x210: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 8; goto CONV_END; | |
216 | conv_xx12_012x: as_u32(dst) = (u_int32_t)as_u16(src) << 8; goto CONV_END; | |
217 | conv_xx12_2100: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 16; goto CONV_END; | |
218 | conv_xx12_0012: as_u32(dst) = (u_int32_t)as_u16(src); goto CONV_END; | |
219 | conv_xx12_xxxA: as_u8(dst) = (as_u16(src) ^ 0x80) & 0xff; goto CONV_END; | |
220 | conv_xx12_xxA1: as_u16(dst) = swab16(as_u16(src) ^ 0x80); goto CONV_END; | |
221 | conv_xx12_xx1A: as_u16(dst) = as_u16(src) ^ 0x80; goto CONV_END; | |
222 | conv_xx12_xA10: as_u32(dst) = (u_int32_t)swab16(as_u16(src) ^ 0x80) << 8; goto CONV_END; | |
223 | conv_xx12_01Ax: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x80) << 8; goto CONV_END; | |
224 | conv_xx12_A100: as_u32(dst) = (u_int32_t)swab16(as_u16(src) ^ 0x80) << 16; goto CONV_END; | |
225 | conv_xx12_001A: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x80); goto CONV_END; | |
226 | conv_x123_xxx1: as_u8(dst) = as_u32(src) >> 16; goto CONV_END; | |
227 | conv_x123_xx12: as_u16(dst) = as_u32(src) >> 8; goto CONV_END; | |
228 | conv_x123_xx21: as_u16(dst) = swab16(as_u32(src) >> 8); goto CONV_END; | |
229 | conv_x123_x123: as_u32(dst) = as_u32(src); goto CONV_END; | |
230 | conv_x123_321x: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; | |
231 | conv_x123_1230: as_u32(dst) = as_u32(src) << 8; goto CONV_END; | |
232 | conv_x123_0321: as_u32(dst) = swab32(as_u32(src)) >> 8; goto CONV_END; | |
233 | conv_x123_xxx9: as_u8(dst) = (as_u32(src) >> 16) ^ 0x80; goto CONV_END; | |
234 | conv_x123_xx92: as_u16(dst) = (as_u32(src) >> 8) ^ 0x8000; goto CONV_END; | |
235 | conv_x123_xx29: as_u16(dst) = swab16(as_u32(src) >> 8) ^ 0x80; goto CONV_END; | |
236 | conv_x123_x923: as_u32(dst) = as_u32(src) ^ 0x800000; goto CONV_END; | |
237 | conv_x123_329x: as_u32(dst) = swab32(as_u32(src)) ^ 0x8000; goto CONV_END; | |
238 | conv_x123_9230: as_u32(dst) = (as_u32(src) ^ 0x800000) << 8; goto CONV_END; | |
239 | conv_x123_0329: as_u32(dst) = (swab32(as_u32(src)) >> 8) ^ 0x80; goto CONV_END; | |
240 | conv_123x_xxx3: as_u8(dst) = (as_u32(src) >> 8) & 0xff; goto CONV_END; | |
241 | conv_123x_xx32: as_u16(dst) = swab16(as_u32(src) >> 8); goto CONV_END; | |
242 | conv_123x_xx23: as_u16(dst) = (as_u32(src) >> 8) & 0xffff; goto CONV_END; | |
243 | conv_123x_x321: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; | |
244 | conv_123x_123x: as_u32(dst) = as_u32(src); goto CONV_END; | |
245 | conv_123x_3210: as_u32(dst) = swab32(as_u32(src)) << 8; goto CONV_END; | |
246 | conv_123x_0123: as_u32(dst) = as_u32(src) >> 8; goto CONV_END; | |
247 | conv_123x_xxxB: as_u8(dst) = ((as_u32(src) >> 8) & 0xff) ^ 0x80; goto CONV_END; | |
248 | conv_123x_xxB2: as_u16(dst) = swab16((as_u32(src) >> 8) ^ 0x80); goto CONV_END; | |
249 | conv_123x_xx2B: as_u16(dst) = ((as_u32(src) >> 8) & 0xffff) ^ 0x80; goto CONV_END; | |
250 | conv_123x_xB21: as_u32(dst) = swab32(as_u32(src)) ^ 0x800000; goto CONV_END; | |
251 | conv_123x_12Bx: as_u32(dst) = as_u32(src) ^ 0x8000; goto CONV_END; | |
252 | conv_123x_B210: as_u32(dst) = swab32(as_u32(src) ^ 0x8000) << 8; goto CONV_END; | |
253 | conv_123x_012B: as_u32(dst) = (as_u32(src) >> 8) ^ 0x80; goto CONV_END; | |
254 | conv_1234_xxx1: as_u8(dst) = as_u32(src) >> 24; goto CONV_END; | |
255 | conv_1234_xx12: as_u16(dst) = as_u32(src) >> 16; goto CONV_END; | |
256 | conv_1234_xx21: as_u16(dst) = swab16(as_u32(src) >> 16); goto CONV_END; | |
257 | conv_1234_x123: as_u32(dst) = as_u32(src) >> 8; goto CONV_END; | |
258 | conv_1234_321x: as_u32(dst) = swab32(as_u32(src)) << 8; goto CONV_END; | |
259 | conv_1234_1234: as_u32(dst) = as_u32(src); goto CONV_END; | |
260 | conv_1234_4321: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; | |
261 | conv_1234_xxx9: as_u8(dst) = (as_u32(src) >> 24) ^ 0x80; goto CONV_END; | |
262 | conv_1234_xx92: as_u16(dst) = (as_u32(src) >> 16) ^ 0x8000; goto CONV_END; | |
263 | conv_1234_xx29: as_u16(dst) = swab16(as_u32(src) >> 16) ^ 0x80; goto CONV_END; | |
264 | conv_1234_x923: as_u32(dst) = (as_u32(src) >> 8) ^ 0x800000; goto CONV_END; | |
265 | conv_1234_329x: as_u32(dst) = (swab32(as_u32(src)) ^ 0x80) << 8; goto CONV_END; | |
266 | conv_1234_9234: as_u32(dst) = as_u32(src) ^ 0x80000000; goto CONV_END; | |
267 | conv_1234_4329: as_u32(dst) = swab32(as_u32(src)) ^ 0x80; goto CONV_END; | |
268 | conv_1234_xxx4: as_u8(dst) = as_u32(src) & 0xff; goto CONV_END; | |
269 | conv_1234_xx43: as_u16(dst) = swab16(as_u32(src)); goto CONV_END; | |
270 | conv_1234_xx34: as_u16(dst) = as_u32(src) & 0xffff; goto CONV_END; | |
271 | conv_1234_x432: as_u32(dst) = swab32(as_u32(src)) >> 8; goto CONV_END; | |
272 | conv_1234_234x: as_u32(dst) = as_u32(src) << 8; goto CONV_END; | |
273 | conv_1234_xxxC: as_u8(dst) = (as_u32(src) & 0xff) ^ 0x80; goto CONV_END; | |
274 | conv_1234_xxC3: as_u16(dst) = swab16(as_u32(src) ^ 0x80); goto CONV_END; | |
275 | conv_1234_xx3C: as_u16(dst) = (as_u32(src) & 0xffff) ^ 0x80; goto CONV_END; | |
276 | conv_1234_xC32: as_u32(dst) = (swab32(as_u32(src)) >> 8) ^ 0x800000; goto CONV_END; | |
277 | conv_1234_23Cx: as_u32(dst) = (as_u32(src) ^ 0x80) << 8; goto CONV_END; | |
278 | conv_1234_C321: as_u32(dst) = swab32(as_u32(src) ^ 0x80); goto CONV_END; | |
279 | conv_1234_123C: as_u32(dst) = as_u32(src) ^ 0x80; goto CONV_END; | |
280 | } | |
281 | #endif | |
282 | ||
283 | #ifdef GET_S16_LABELS | |
284 | /* src_wid src_endswap unsigned */ | |
285 | static void *get_s16_labels[4 * 2 * 2] = { | |
286 | &&get_s16_xxx1_xx10, /* 8h -> 16h */ | |
287 | &&get_s16_xxx1_xx90, /* 8h ^> 16h */ | |
288 | &&get_s16_xxx1_xx10, /* 8s -> 16h */ | |
289 | &&get_s16_xxx1_xx90, /* 8s ^> 16h */ | |
290 | &&get_s16_xx12_xx12, /* 16h -> 16h */ | |
291 | &&get_s16_xx12_xx92, /* 16h ^> 16h */ | |
292 | &&get_s16_xx12_xx21, /* 16s -> 16h */ | |
293 | &&get_s16_xx12_xxA1, /* 16s ^> 16h */ | |
294 | &&get_s16_x123_xx12, /* 24h -> 16h */ | |
295 | &&get_s16_x123_xx92, /* 24h ^> 16h */ | |
296 | &&get_s16_123x_xx32, /* 24s -> 16h */ | |
297 | &&get_s16_123x_xxB2, /* 24s ^> 16h */ | |
298 | &&get_s16_1234_xx12, /* 32h -> 16h */ | |
299 | &&get_s16_1234_xx92, /* 32h ^> 16h */ | |
300 | &&get_s16_1234_xx43, /* 32s -> 16h */ | |
301 | &&get_s16_1234_xxC3, /* 32s ^> 16h */ | |
302 | }; | |
303 | #endif | |
304 | ||
305 | #ifdef GET_S16_END | |
306 | while(0) { | |
307 | get_s16_xxx1_xx10: sample = (u_int16_t)as_u8(src) << 8; goto GET_S16_END; | |
308 | get_s16_xxx1_xx90: sample = (u_int16_t)(as_u8(src) ^ 0x80) << 8; goto GET_S16_END; | |
309 | get_s16_xx12_xx12: sample = as_u16(src); goto GET_S16_END; | |
310 | get_s16_xx12_xx92: sample = as_u16(src) ^ 0x8000; goto GET_S16_END; | |
311 | get_s16_xx12_xx21: sample = swab16(as_u16(src)); goto GET_S16_END; | |
312 | get_s16_xx12_xxA1: sample = swab16(as_u16(src) ^ 0x80); goto GET_S16_END; | |
313 | get_s16_x123_xx12: sample = as_u32(src) >> 8; goto GET_S16_END; | |
314 | get_s16_x123_xx92: sample = (as_u32(src) >> 8) ^ 0x8000; goto GET_S16_END; | |
315 | get_s16_123x_xx32: sample = swab16(as_u32(src) >> 8); goto GET_S16_END; | |
316 | get_s16_123x_xxB2: sample = swab16((as_u32(src) >> 8) ^ 0x8000); goto GET_S16_END; | |
317 | get_s16_1234_xx12: sample = as_u32(src) >> 16; goto GET_S16_END; | |
318 | get_s16_1234_xx92: sample = (as_u32(src) >> 16) ^ 0x8000; goto GET_S16_END; | |
319 | get_s16_1234_xx43: sample = swab16(as_u32(src)); goto GET_S16_END; | |
320 | get_s16_1234_xxC3: sample = swab16(as_u32(src) ^ 0x80); goto GET_S16_END; | |
321 | } | |
322 | #endif | |
323 | ||
324 | #ifdef PUT_S16_LABELS | |
325 | /* dst_wid dst_endswap unsigned */ | |
326 | static void *put_s16_labels[4 * 2 * 2] = { | |
327 | &&put_s16_xx12_xxx1, /* 16h -> 8h */ | |
328 | &&put_s16_xx12_xxx9, /* 16h ^> 8h */ | |
329 | &&put_s16_xx12_xxx1, /* 16h -> 8s */ | |
330 | &&put_s16_xx12_xxx9, /* 16h ^> 8s */ | |
331 | &&put_s16_xx12_xx12, /* 16h -> 16h */ | |
332 | &&put_s16_xx12_xx92, /* 16h ^> 16h */ | |
333 | &&put_s16_xx12_xx21, /* 16h -> 16s */ | |
334 | &&put_s16_xx12_xx29, /* 16h ^> 16s */ | |
335 | &&put_s16_xx12_x120, /* 16h -> 24h */ | |
336 | &&put_s16_xx12_x920, /* 16h ^> 24h */ | |
337 | &&put_s16_xx12_021x, /* 16h -> 24s */ | |
338 | &&put_s16_xx12_029x, /* 16h ^> 24s */ | |
339 | &&put_s16_xx12_1200, /* 16h -> 32h */ | |
340 | &&put_s16_xx12_9200, /* 16h ^> 32h */ | |
341 | &&put_s16_xx12_0021, /* 16h -> 32s */ | |
342 | &&put_s16_xx12_0029, /* 16h ^> 32s */ | |
343 | }; | |
344 | #endif | |
345 | ||
346 | #ifdef PUT_S16_END | |
347 | while (0) { | |
348 | put_s16_xx12_xxx1: as_u8(dst) = sample >> 8; goto PUT_S16_END; | |
349 | put_s16_xx12_xxx9: as_u8(dst) = (sample >> 8) ^ 0x80; goto PUT_S16_END; | |
350 | put_s16_xx12_xx12: as_u16(dst) = sample; goto PUT_S16_END; | |
351 | put_s16_xx12_xx92: as_u16(dst) = sample ^ 0x8000; goto PUT_S16_END; | |
352 | put_s16_xx12_xx21: as_u16(dst) = swab16(sample); goto PUT_S16_END; | |
353 | put_s16_xx12_xx29: as_u16(dst) = swab16(sample) ^ 0x80; goto PUT_S16_END; | |
354 | put_s16_xx12_x120: as_u32(dst) = (u_int32_t)sample << 8; goto PUT_S16_END; | |
355 | put_s16_xx12_x920: as_u32(dst) = (u_int32_t)(sample ^ 0x8000) << 8; goto PUT_S16_END; | |
356 | put_s16_xx12_021x: as_u32(dst) = (u_int32_t)swab16(sample) << 8; goto PUT_S16_END; | |
357 | put_s16_xx12_029x: as_u32(dst) = (u_int32_t)(swab16(sample) ^ 0x80) << 8; goto PUT_S16_END; | |
358 | put_s16_xx12_1200: as_u32(dst) = (u_int32_t)sample << 16; goto PUT_S16_END; | |
359 | put_s16_xx12_9200: as_u32(dst) = (u_int32_t)(sample ^ 0x8000) << 16; goto PUT_S16_END; | |
360 | put_s16_xx12_0021: as_u32(dst) = (u_int32_t)swab16(sample); goto PUT_S16_END; | |
361 | put_s16_xx12_0029: as_u32(dst) = (u_int32_t)swab16(sample) ^ 0x80; goto PUT_S16_END; | |
362 | } | |
363 | #endif | |
364 | ||
365 | #if 0 | |
366 | #ifdef GET32_LABELS | |
367 | /* src_wid src_endswap unsigned */ | |
368 | static void *get32_labels[4 * 2 * 2] = { | |
369 | &&get32_xxx1_1000, /* 8h -> 32h */ | |
370 | &&get32_xxx1_9000, /* 8h ^> 32h */ | |
371 | &&get32_xxx1_1000, /* 8s -> 32h */ | |
372 | &&get32_xxx1_9000, /* 8s ^> 32h */ | |
373 | &&get32_xx12_1200, /* 16h -> 32h */ | |
374 | &&get32_xx12_9200, /* 16h ^> 32h */ | |
375 | &&get32_xx12_2100, /* 16s -> 32h */ | |
376 | &&get32_xx12_A100, /* 16s ^> 32h */ | |
377 | &&get32_x123_1230, /* 24h -> 32h */ | |
378 | &&get32_x123_9230, /* 24h ^> 32h */ | |
379 | &&get32_123x_3210, /* 24s -> 32h */ | |
380 | &&get32_123x_B210, /* 24s ^> 32h */ | |
381 | &&get32_1234_1234, /* 32h -> 32h */ | |
382 | &&get32_1234_9234, /* 32h ^> 32h */ | |
383 | &&get32_1234_4321, /* 32s -> 32h */ | |
384 | &&get32_1234_C321, /* 32s ^> 32h */ | |
385 | }; | |
386 | #endif | |
387 | ||
388 | #ifdef GET32_END | |
389 | while (0) { | |
390 | get32_xxx1_1000: sample = (u_int32_t)as_u8(src) << 24; goto GET32_END; | |
391 | get32_xxx1_9000: sample = (u_int32_t)(as_u8(src) ^ 0x80) << 24; goto GET32_END; | |
392 | get32_xx12_1200: sample = (u_int32_t)as_u16(src) << 16; goto GET32_END; | |
393 | get32_xx12_9200: sample = (u_int32_t)(as_u16(src) ^ 0x8000) << 16; goto GET32_END; | |
394 | get32_xx12_2100: sample = (u_int32_t)swab16(as_u16(src)) << 16; goto GET32_END; | |
395 | get32_xx12_A100: sample = (u_int32_t)swab16(as_u16(src) ^ 0x80) << 16; goto GET32_END; | |
396 | get32_x123_1230: sample = as_u32(src) << 8; goto GET32_END; | |
397 | get32_x123_9230: sample = (as_u32(src) << 8) ^ 0x80000000; goto GET32_END; | |
398 | get32_123x_3210: sample = swab32(as_u32(src) >> 8); goto GET32_END; | |
399 | get32_123x_B210: sample = swab32((as_u32(src) >> 8) ^ 0x80); goto GET32_END; | |
400 | get32_1234_1234: sample = as_u32(src); goto GET32_END; | |
401 | get32_1234_9234: sample = as_u32(src) ^ 0x80000000; goto GET32_END; | |
402 | get32_1234_4321: sample = swab32(as_u32(src)); goto GET32_END; | |
403 | get32_1234_C321: sample = swab32(as_u32(src) ^ 0x80); goto GET32_END; | |
404 | } | |
405 | #endif | |
406 | #endif | |
407 | ||
408 | #ifdef PUT_U32_LABELS | |
409 | /* dst_wid dst_endswap unsigned */ | |
410 | static void *put_u32_labels[4 * 2 * 2] = { | |
411 | &&put_u32_1234_xxx9, /* u32h -> s8h */ | |
412 | &&put_u32_1234_xxx1, /* u32h -> u8h */ | |
413 | &&put_u32_1234_xxx9, /* u32h -> s8s */ | |
414 | &&put_u32_1234_xxx1, /* u32h -> u8s */ | |
415 | &&put_u32_1234_xx92, /* u32h -> s16h */ | |
416 | &&put_u32_1234_xx12, /* u32h -> u16h */ | |
417 | &&put_u32_1234_xx29, /* u32h -> s16s */ | |
418 | &&put_u32_1234_xx21, /* u32h -> u16s */ | |
419 | &&put_u32_1234_x923, /* u32h -> s24h */ | |
420 | &&put_u32_1234_x123, /* u32h -> u24h */ | |
421 | &&put_u32_1234_329x, /* u32h -> s24s */ | |
422 | &&put_u32_1234_321x, /* u32h -> u24s */ | |
423 | &&put_u32_1234_9234, /* u32h -> s32h */ | |
424 | &&put_u32_1234_1234, /* u32h -> u32h */ | |
425 | &&put_u32_1234_4329, /* u32h -> s32s */ | |
426 | &&put_u32_1234_4321, /* u32h -> u32s */ | |
427 | }; | |
428 | #endif | |
429 | ||
430 | #ifdef PUT_U32_END | |
431 | while (0) { | |
432 | put_u32_1234_xxx1: as_u8(dst) = sample >> 24; goto PUT_U32_END; | |
433 | put_u32_1234_xxx9: as_u8(dst) = (sample >> 24) ^ 0x80; goto PUT_U32_END; | |
434 | put_u32_1234_xx12: as_u16(dst) = sample >> 16; goto PUT_U32_END; | |
435 | put_u32_1234_xx92: as_u16(dst) = (sample >> 16) ^ 0x8000; goto PUT_U32_END; | |
436 | put_u32_1234_xx21: as_u16(dst) = swab16(sample >> 16); goto PUT_U32_END; | |
437 | put_u32_1234_xx29: as_u16(dst) = swab16(sample >> 16) ^ 0x80; goto PUT_U32_END; | |
438 | put_u32_1234_x123: as_u32(dst) = sample >> 8; goto PUT_U32_END; | |
439 | put_u32_1234_x923: as_u32(dst) = (sample >> 8) ^ 0x800000; goto PUT_U32_END; | |
440 | put_u32_1234_321x: as_u32(dst) = swab32(sample) << 8; goto PUT_U32_END; | |
441 | put_u32_1234_329x: as_u32(dst) = (swab32(sample) ^ 0x80) << 8; goto PUT_U32_END; | |
442 | put_u32_1234_1234: as_u32(dst) = sample; goto PUT_U32_END; | |
443 | put_u32_1234_9234: as_u32(dst) = sample ^ 0x80000000; goto PUT_U32_END; | |
444 | put_u32_1234_4321: as_u32(dst) = swab32(sample); goto PUT_U32_END; | |
445 | put_u32_1234_4329: as_u32(dst) = swab32(sample) ^ 0x80; goto PUT_U32_END; | |
446 | } | |
447 | #endif | |
448 | ||
449 | #ifdef GET_U_LABELS | |
450 | /* width endswap unsigned*/ | |
451 | static void *get_u_labels[4 * 2 * 2] = { | |
452 | &&get_u_s8, /* s8 -> u8 */ | |
453 | &&get_u_u8, /* u8 -> u8 */ | |
454 | &&get_u_s8, /* s8 -> u8 */ | |
455 | &&get_u_u8, /* u8 -> u8 */ | |
456 | &&get_u_s16h, /* s16h -> u16h */ | |
457 | &&get_u_u16h, /* u16h -> u16h */ | |
458 | &&get_u_s16s, /* s16s -> u16h */ | |
459 | &&get_u_u16s, /* u16s -> u16h */ | |
460 | &&get_u_s24h, /* s24h -> u32h */ | |
461 | &&get_u_u24h, /* u24h -> u32h */ | |
462 | &&get_u_s24s, /* s24s -> u32h */ | |
463 | &&get_u_u24s, /* u24s -> u32h */ | |
464 | &&get_u_s32h, /* s32h -> u32h */ | |
465 | &&get_u_u32h, /* u32h -> u32h */ | |
466 | &&get_u_s32s, /* s32s -> u32h */ | |
467 | &&get_u_u32s, /* u32s -> u32h */ | |
468 | }; | |
469 | #endif | |
470 | ||
471 | #ifdef GET_U_END | |
472 | while (0) { | |
473 | get_u_s8: sample = as_u8(src) ^ 0x80; goto GET_U_END; | |
474 | get_u_u8: sample = as_u8(src); goto GET_U_END; | |
475 | get_u_s16h: sample = as_u16(src) ^ 0x8000; goto GET_U_END; | |
476 | get_u_u16h: sample = as_u16(src); goto GET_U_END; | |
477 | get_u_s16s: sample = swab16(as_u16(src) ^ 0x80); goto GET_U_END; | |
478 | get_u_u16s: sample = swab16(as_u16(src)); goto GET_U_END; | |
479 | get_u_s24h: sample = (as_u32(src) ^ 0x800000); goto GET_U_END; | |
480 | get_u_u24h: sample = as_u32(src); goto GET_U_END; | |
481 | get_u_s24s: sample = swab32(as_u32(src) ^ 0x800000); goto GET_U_END; | |
482 | get_u_u24s: sample = swab32(as_u32(src)); goto GET_U_END; | |
483 | get_u_s32h: sample = as_u32(src) ^ 0x80000000; goto GET_U_END; | |
484 | get_u_u32h: sample = as_u32(src); goto GET_U_END; | |
485 | get_u_s32s: sample = swab32(as_u32(src) ^ 0x80); goto GET_U_END; | |
486 | get_u_u32s: sample = swab32(as_u32(src)); goto GET_U_END; | |
487 | } | |
488 | #endif | |
489 | ||
490 | #if 0 | |
491 | #ifdef PUT_LABELS | |
492 | /* width endswap unsigned */ | |
493 | static void *put_labels[4 * 2 * 2] = { | |
494 | &&put_s8, /* s8 -> s8 */ | |
495 | &&put_u8, /* u8 -> s8 */ | |
496 | &&put_s8, /* s8 -> s8 */ | |
497 | &&put_u8, /* u8 -> s8 */ | |
498 | &&put_s16h, /* s16h -> s16h */ | |
499 | &&put_u16h, /* u16h -> s16h */ | |
500 | &&put_s16s, /* s16s -> s16h */ | |
501 | &&put_u16s, /* u16s -> s16h */ | |
502 | &&put_s24h, /* s24h -> s32h */ | |
503 | &&put_u24h, /* u24h -> s32h */ | |
504 | &&put_s24s, /* s24s -> s32h */ | |
505 | &&put_u24s, /* u24s -> s32h */ | |
506 | &&put_s32h, /* s32h -> s32h */ | |
507 | &&put_u32h, /* u32h -> s32h */ | |
508 | &&put_s32s, /* s32s -> s32h */ | |
509 | &&put_u32s, /* u32s -> s32h */ | |
510 | }; | |
511 | #endif | |
512 | ||
513 | #ifdef PUT_END | |
514 | put_s8: as_s8(dst) = sample; goto PUT_END; | |
515 | put_u8: as_u8(dst) = sample ^ 0x80; goto PUT_END; | |
516 | put_s16h: as_s16(dst) = sample; goto PUT_END; | |
517 | put_u16h: as_u16(dst) = sample ^ 0x8000; goto PUT_END; | |
518 | put_s16s: as_s16(dst) = swab16(sample); goto PUT_END; | |
519 | put_u16s: as_u16(dst) = swab16(sample ^ 0x80); goto PUT_END; | |
520 | put_s24h: as_s24(dst) = sample & 0xffffff; goto PUT_END; | |
521 | put_u24h: as_u24(dst) = sample ^ 0x80000000; goto PUT_END; | |
522 | put_s24s: as_s24(dst) = swab32(sample & 0xffffff); goto PUT_END; | |
523 | put_u24s: as_u24(dst) = swab32(sample ^ 0x80); goto PUT_END; | |
524 | put_s32h: as_s32(dst) = sample; goto PUT_END; | |
525 | put_u32h: as_u32(dst) = sample ^ 0x80000000; goto PUT_END; | |
526 | put_s32s: as_s32(dst) = swab32(sample); goto PUT_END; | |
527 | put_u32s: as_u32(dst) = swab32(sample ^ 0x80); goto PUT_END; | |
528 | #endif | |
529 | #endif | |
530 | ||
531 | #undef as_u8 | |
532 | #undef as_u16 | |
533 | #undef as_u32 | |
534 | #undef as_s8 | |
535 | #undef as_s16 | |
536 | #undef as_s32 |