1/* 2 * Plugin sample operators with fast switch 3 * Copyright (c) 2000 by Jaroslav Kysela <perex@perex.cz> 4 * 5 * 6 * This library is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU Lesser General Public License as 8 * published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser 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#ifndef SX_INLINES 23#define SX_INLINES 24static inline u_int32_t sx24(u_int32_t x) 25{ 26 if(x&0x00800000) 27 return x|0xFF000000; 28 return x&0x00FFFFFF; 29} 30static inline u_int32_t sx24s(u_int32_t x) 31{ 32 if(x&0x00008000) 33 return x|0x000000FF; 34 return x&0xFFFFFF00; 35} 36#endif 37 38#define as_u8(ptr) (*(u_int8_t*)(ptr)) 39#define as_u16(ptr) (*(u_int16_t*)(ptr)) 40#define as_u32(ptr) (*(u_int32_t*)(ptr)) 41#define as_u64(ptr) (*(u_int64_t*)(ptr)) 42#define as_s8(ptr) (*(int8_t*)(ptr)) 43#define as_s16(ptr) (*(int16_t*)(ptr)) 44#define as_s32(ptr) (*(int32_t*)(ptr)) 45#define as_s64(ptr) (*(int64_t*)(ptr)) 46#define as_float(ptr) (*(float_t*)(ptr)) 47#define as_double(ptr) (*(double_t*)(ptr)) 48 49#define as_u8c(ptr) (*(const u_int8_t*)(ptr)) 50#define as_u16c(ptr) (*(const u_int16_t*)(ptr)) 51#define as_u32c(ptr) (*(const u_int32_t*)(ptr)) 52#define as_u64c(ptr) (*(const u_int64_t*)(ptr)) 53#define as_s8c(ptr) (*(const int8_t*)(ptr)) 54#define as_s16c(ptr) (*(const int16_t*)(ptr)) 55#define as_s32c(ptr) (*(const int32_t*)(ptr)) 56#define as_s64c(ptr) (*(const int64_t*)(ptr)) 57#define as_floatc(ptr) (*(const float_t*)(ptr)) 58#define as_doublec(ptr) (*(const double_t*)(ptr)) 59 60#define _get_triple_le(ptr) (*(u_int8_t*)(ptr) | (u_int32_t)*((u_int8_t*)(ptr) + 1) << 8 | (u_int32_t)*((u_int8_t*)(ptr) + 2) << 16) 61#define _get_triple_be(ptr) ((u_int32_t)*(u_int8_t*)(ptr) << 16 | (u_int32_t)*((u_int8_t*)(ptr) + 1) << 8 | *((u_int8_t*)(ptr) + 2)) 62#define _put_triple_le(ptr,val) do { \ 63 u_int8_t *_tmp = (u_int8_t *)(ptr); \ 64 u_int32_t _val = (val); \ 65 _tmp[0] = _val; \ 66 _tmp[1] = _val >> 8; \ 67 _tmp[2] = _val >> 16; \ 68} while(0) 69#define _put_triple_be(ptr,val) do { \ 70 u_int8_t *_tmp = (u_int8_t *)(ptr); \ 71 u_int32_t _val = (val); \ 72 _tmp[0] = _val >> 16; \ 73 _tmp[1] = _val >> 8; \ 74 _tmp[2] = _val; \ 75} while(0) 76 77#ifdef SNDRV_LITTLE_ENDIAN 78#define _get_triple(ptr) _get_triple_le(ptr) 79#define _get_triple_s(ptr) _get_triple_be(ptr) 80#define _put_triple(ptr,val) _put_triple_le(ptr,val) 81#define _put_triple_s(ptr,val) _put_triple_be(ptr,val) 82#else 83#define _get_triple(ptr) _get_triple_be(ptr) 84#define _get_triple_s(ptr) _get_triple_le(ptr) 85#define _put_triple(ptr,val) _put_triple_be(ptr,val) 86#define _put_triple_s(ptr,val) _put_triple_le(ptr,val) 87#endif 88 89#ifdef COPY_LABELS 90static void *copy_labels[5] = { 91 &©_8, 92 &©_16, 93 &©_24 94 &©_32, 95 &©_64 96}; 97#endif 98 99#ifdef COPY_END 100while(0) { 101copy_8: as_s8(dst) = as_s8c(src); goto COPY_END; 102copy_16: as_s16(dst) = as_s16c(src); goto COPY_END; 103copy_24: memcpy(dst,src,3); goto COPY_END; 104copy_32: as_s32(dst) = as_s32c(src); goto COPY_END; 105copy_64: as_s64(dst) = as_s64c(src); goto COPY_END; 106} 107#endif 108 109#ifdef CONV_LABELS 110/* src_wid src_endswap sign_toggle dst_wid dst_endswap */ 111static void *const conv_labels[4 * 2 * 2 * 4 * 2] = { 112 &&conv_xxx1_xxx1, /* 8h -> 8h */ 113 &&conv_xxx1_xxx1, /* 8h -> 8s */ 114 &&conv_xxx1_xx10, /* 8h -> 16h */ 115 &&conv_xxx1_xx01, /* 8h -> 16s */ 116 &&conv_xxx1_x100, /* 8h -> 24h */ 117 &&conv_xxx1_001x, /* 8h -> 24s */ 118 &&conv_xxx1_1000, /* 8h -> 32h */ 119 &&conv_xxx1_0001, /* 8h -> 32s */ 120 &&conv_xxx1_xxx9, /* 8h ^> 8h */ 121 &&conv_xxx1_xxx9, /* 8h ^> 8s */ 122 &&conv_xxx1_xx90, /* 8h ^> 16h */ 123 &&conv_xxx1_xx09, /* 8h ^> 16s */ 124 &&conv_xxx1_x900, /* 8h ^> 24h */ 125 &&conv_xxx1_009x, /* 8h ^> 24s */ 126 &&conv_xxx1_9000, /* 8h ^> 32h */ 127 &&conv_xxx1_0009, /* 8h ^> 32s */ 128 &&conv_xxx1_xxx1, /* 8s -> 8h */ 129 &&conv_xxx1_xxx1, /* 8s -> 8s */ 130 &&conv_xxx1_xx10, /* 8s -> 16h */ 131 &&conv_xxx1_xx01, /* 8s -> 16s */ 132 &&conv_xxx1_x100, /* 8s -> 24h */ 133 &&conv_xxx1_001x, /* 8s -> 24s */ 134 &&conv_xxx1_1000, /* 8s -> 32h */ 135 &&conv_xxx1_0001, /* 8s -> 32s */ 136 &&conv_xxx1_xxx9, /* 8s ^> 8h */ 137 &&conv_xxx1_xxx9, /* 8s ^> 8s */ 138 &&conv_xxx1_xx90, /* 8s ^> 16h */ 139 &&conv_xxx1_xx09, /* 8s ^> 16s */ 140 &&conv_xxx1_x900, /* 8s ^> 24h */ 141 &&conv_xxx1_009x, /* 8s ^> 24s */ 142 &&conv_xxx1_9000, /* 8s ^> 32h */ 143 &&conv_xxx1_0009, /* 8s ^> 32s */ 144 &&conv_xx12_xxx1, /* 16h -> 8h */ 145 &&conv_xx12_xxx1, /* 16h -> 8s */ 146 &&conv_xx12_xx12, /* 16h -> 16h */ 147 &&conv_xx12_xx21, /* 16h -> 16s */ 148 &&conv_xx12_x120, /* 16h -> 24h */ 149 &&conv_xx12_021x, /* 16h -> 24s */ 150 &&conv_xx12_1200, /* 16h -> 32h */ 151 &&conv_xx12_0021, /* 16h -> 32s */ 152 &&conv_xx12_xxx9, /* 16h ^> 8h */ 153 &&conv_xx12_xxx9, /* 16h ^> 8s */ 154 &&conv_xx12_xx92, /* 16h ^> 16h */ 155 &&conv_xx12_xx29, /* 16h ^> 16s */ 156 &&conv_xx12_x920, /* 16h ^> 24h */ 157 &&conv_xx12_029x, /* 16h ^> 24s */ 158 &&conv_xx12_9200, /* 16h ^> 32h */ 159 &&conv_xx12_0029, /* 16h ^> 32s */ 160 &&conv_xx12_xxx2, /* 16s -> 8h */ 161 &&conv_xx12_xxx2, /* 16s -> 8s */ 162 &&conv_xx12_xx21, /* 16s -> 16h */ 163 &&conv_xx12_xx12, /* 16s -> 16s */ 164 &&conv_xx12_x210, /* 16s -> 24h */ 165 &&conv_xx12_012x, /* 16s -> 24s */ 166 &&conv_xx12_2100, /* 16s -> 32h */ 167 &&conv_xx12_0012, /* 16s -> 32s */ 168 &&conv_xx12_xxxA, /* 16s ^> 8h */ 169 &&conv_xx12_xxxA, /* 16s ^> 8s */ 170 &&conv_xx12_xxA1, /* 16s ^> 16h */ 171 &&conv_xx12_xx1A, /* 16s ^> 16s */ 172 &&conv_xx12_xA10, /* 16s ^> 24h */ 173 &&conv_xx12_01Ax, /* 16s ^> 24s */ 174 &&conv_xx12_A100, /* 16s ^> 32h */ 175 &&conv_xx12_001A, /* 16s ^> 32s */ 176 &&conv_x123_xxx1, /* 24h -> 8h */ 177 &&conv_x123_xxx1, /* 24h -> 8s */ 178 &&conv_x123_xx12, /* 24h -> 16h */ 179 &&conv_x123_xx21, /* 24h -> 16s */ 180 &&conv_x123_x123, /* 24h -> 24h */ 181 &&conv_x123_321x, /* 24h -> 24s */ 182 &&conv_x123_1230, /* 24h -> 32h */ 183 &&conv_x123_0321, /* 24h -> 32s */ 184 &&conv_x123_xxx9, /* 24h ^> 8h */ 185 &&conv_x123_xxx9, /* 24h ^> 8s */ 186 &&conv_x123_xx92, /* 24h ^> 16h */ 187 &&conv_x123_xx29, /* 24h ^> 16s */ 188 &&conv_x123_x923, /* 24h ^> 24h */ 189 &&conv_x123_329x, /* 24h ^> 24s */ 190 &&conv_x123_9230, /* 24h ^> 32h */ 191 &&conv_x123_0329, /* 24h ^> 32s */ 192 &&conv_123x_xxx3, /* 24s -> 8h */ 193 &&conv_123x_xxx3, /* 24s -> 8s */ 194 &&conv_123x_xx32, /* 24s -> 16h */ 195 &&conv_123x_xx23, /* 24s -> 16s */ 196 &&conv_123x_x321, /* 24s -> 24h */ 197 &&conv_123x_123x, /* 24s -> 24s */ 198 &&conv_123x_3210, /* 24s -> 32h */ 199 &&conv_123x_0123, /* 24s -> 32s */ 200 &&conv_123x_xxxB, /* 24s ^> 8h */ 201 &&conv_123x_xxxB, /* 24s ^> 8s */ 202 &&conv_123x_xxB2, /* 24s ^> 16h */ 203 &&conv_123x_xx2B, /* 24s ^> 16s */ 204 &&conv_123x_xB21, /* 24s ^> 24h */ 205 &&conv_123x_12Bx, /* 24s ^> 24s */ 206 &&conv_123x_B210, /* 24s ^> 32h */ 207 &&conv_123x_012B, /* 24s ^> 32s */ 208 &&conv_1234_xxx1, /* 32h -> 8h */ 209 &&conv_1234_xxx1, /* 32h -> 8s */ 210 &&conv_1234_xx12, /* 32h -> 16h */ 211 &&conv_1234_xx21, /* 32h -> 16s */ 212 &&conv_1234_x123, /* 32h -> 24h */ 213 &&conv_1234_321x, /* 32h -> 24s */ 214 &&conv_1234_1234, /* 32h -> 32h */ 215 &&conv_1234_4321, /* 32h -> 32s */ 216 &&conv_1234_xxx9, /* 32h ^> 8h */ 217 &&conv_1234_xxx9, /* 32h ^> 8s */ 218 &&conv_1234_xx92, /* 32h ^> 16h */ 219 &&conv_1234_xx29, /* 32h ^> 16s */ 220 &&conv_1234_x923, /* 32h ^> 24h */ 221 &&conv_1234_329x, /* 32h ^> 24s */ 222 &&conv_1234_9234, /* 32h ^> 32h */ 223 &&conv_1234_4329, /* 32h ^> 32s */ 224 &&conv_1234_xxx4, /* 32s -> 8h */ 225 &&conv_1234_xxx4, /* 32s -> 8s */ 226 &&conv_1234_xx43, /* 32s -> 16h */ 227 &&conv_1234_xx34, /* 32s -> 16s */ 228 &&conv_1234_x432, /* 32s -> 24h */ 229 &&conv_1234_234x, /* 32s -> 24s */ 230 &&conv_1234_4321, /* 32s -> 32h */ 231 &&conv_1234_1234, /* 32s -> 32s */ 232 &&conv_1234_xxxC, /* 32s ^> 8h */ 233 &&conv_1234_xxxC, /* 32s ^> 8s */ 234 &&conv_1234_xxC3, /* 32s ^> 16h */ 235 &&conv_1234_xx3C, /* 32s ^> 16s */ 236 &&conv_1234_xC32, /* 32s ^> 24h */ 237 &&conv_1234_23Cx, /* 32s ^> 24s */ 238 &&conv_1234_C321, /* 32s ^> 32h */ 239 &&conv_1234_123C, /* 32s ^> 32s */ 240}; 241#endif 242 243#ifdef CONV_END 244while(0) { 245conv_xxx1_xxx1: as_u8(dst) = as_u8c(src); goto CONV_END; 246conv_xxx1_xx10: as_u16(dst) = (u_int16_t)as_u8c(src) << 8; goto CONV_END; 247conv_xxx1_xx01: as_u16(dst) = (u_int16_t)as_u8c(src); goto CONV_END; 248conv_xxx1_x100: as_u32(dst) = sx24((u_int32_t)as_u8c(src) << 16); goto CONV_END; 249conv_xxx1_001x: as_u32(dst) = sx24s((u_int32_t)as_u8c(src) << 8); goto CONV_END; 250conv_xxx1_1000: as_u32(dst) = (u_int32_t)as_u8c(src) << 24; goto CONV_END; 251conv_xxx1_0001: as_u32(dst) = (u_int32_t)as_u8c(src); goto CONV_END; 252conv_xxx1_xxx9: as_u8(dst) = as_u8c(src) ^ 0x80; goto CONV_END; 253conv_xxx1_xx90: as_u16(dst) = (u_int16_t)(as_u8c(src) ^ 0x80) << 8; goto CONV_END; 254conv_xxx1_xx09: as_u16(dst) = (u_int16_t)(as_u8c(src) ^ 0x80); goto CONV_END; 255conv_xxx1_x900: as_u32(dst) = sx24((u_int32_t)(as_u8c(src) ^ 0x80) << 16); goto CONV_END; 256conv_xxx1_009x: as_u32(dst) = sx24s((u_int32_t)(as_u8c(src) ^ 0x80) << 8); goto CONV_END; 257conv_xxx1_9000: as_u32(dst) = (u_int32_t)(as_u8c(src) ^ 0x80) << 24; goto CONV_END; 258conv_xxx1_0009: as_u32(dst) = (u_int32_t)(as_u8c(src) ^ 0x80); goto CONV_END; 259conv_xx12_xxx1: as_u8(dst) = as_u16c(src) >> 8; goto CONV_END; 260conv_xx12_xx12: as_u16(dst) = as_u16c(src); goto CONV_END; 261conv_xx12_xx21: as_u16(dst) = bswap_16(as_u16c(src)); goto CONV_END; 262conv_xx12_x120: as_u32(dst) = sx24((u_int32_t)as_u16c(src) << 8); goto CONV_END; 263conv_xx12_021x: as_u32(dst) = sx24s((u_int32_t)bswap_16(as_u16c(src)) << 8); goto CONV_END; 264conv_xx12_1200: as_u32(dst) = (u_int32_t)as_u16c(src) << 16; goto CONV_END; 265conv_xx12_0021: as_u32(dst) = (u_int32_t)bswap_16(as_u16c(src)); goto CONV_END; 266conv_xx12_xxx9: as_u8(dst) = (as_u16c(src) >> 8) ^ 0x80; goto CONV_END; 267conv_xx12_xx92: as_u16(dst) = as_u16c(src) ^ 0x8000; goto CONV_END; 268conv_xx12_xx29: as_u16(dst) = bswap_16(as_u16c(src)) ^ 0x80; goto CONV_END; 269conv_xx12_x920: as_u32(dst) = sx24((u_int32_t)(as_u16c(src) ^ 0x8000) << 8); goto CONV_END; 270conv_xx12_029x: as_u32(dst) = sx24s((u_int32_t)(bswap_16(as_u16c(src)) ^ 0x80) << 8); goto CONV_END; 271conv_xx12_9200: as_u32(dst) = (u_int32_t)(as_u16c(src) ^ 0x8000) << 16; goto CONV_END; 272conv_xx12_0029: as_u32(dst) = (u_int32_t)(bswap_16(as_u16c(src)) ^ 0x80); goto CONV_END; 273conv_xx12_xxx2: as_u8(dst) = as_u16c(src) & 0xff; goto CONV_END; 274conv_xx12_x210: as_u32(dst) = sx24((u_int32_t)bswap_16(as_u16c(src)) << 8); goto CONV_END; 275conv_xx12_012x: as_u32(dst) = sx24s((u_int32_t)as_u16c(src) << 8); goto CONV_END; 276conv_xx12_2100: as_u32(dst) = (u_int32_t)bswap_16(as_u16c(src)) << 16; goto CONV_END; 277conv_xx12_0012: as_u32(dst) = (u_int32_t)as_u16c(src); goto CONV_END; 278conv_xx12_xxxA: as_u8(dst) = (as_u16c(src) ^ 0x80) & 0xff; goto CONV_END; 279conv_xx12_xxA1: as_u16(dst) = bswap_16(as_u16c(src) ^ 0x80); goto CONV_END; 280conv_xx12_xx1A: as_u16(dst) = as_u16c(src) ^ 0x80; goto CONV_END; 281conv_xx12_xA10: as_u32(dst) = sx24((u_int32_t)bswap_16(as_u16c(src) ^ 0x80) << 8); goto CONV_END; 282conv_xx12_01Ax: as_u32(dst) = sx24s((u_int32_t)(as_u16c(src) ^ 0x80) << 8); goto CONV_END; 283conv_xx12_A100: as_u32(dst) = (u_int32_t)bswap_16(as_u16c(src) ^ 0x80) << 16; goto CONV_END; 284conv_xx12_001A: as_u32(dst) = (u_int32_t)(as_u16c(src) ^ 0x80); goto CONV_END; 285conv_x123_xxx1: as_u8(dst) = as_u32c(src) >> 16; goto CONV_END; 286conv_x123_xx12: as_u16(dst) = as_u32c(src) >> 8; goto CONV_END; 287conv_x123_xx21: as_u16(dst) = bswap_16(as_u32c(src) >> 8); goto CONV_END; 288conv_x123_x123: as_u32(dst) = sx24(as_u32c(src)); goto CONV_END; 289conv_x123_321x: as_u32(dst) = sx24s(bswap_32(as_u32c(src))); goto CONV_END; 290conv_x123_1230: as_u32(dst) = as_u32c(src) << 8; goto CONV_END; 291conv_x123_0321: as_u32(dst) = bswap_32(as_u32c(src)) >> 8; goto CONV_END; 292conv_x123_xxx9: as_u8(dst) = (as_u32c(src) >> 16) ^ 0x80; goto CONV_END; 293conv_x123_xx92: as_u16(dst) = (as_u32c(src) >> 8) ^ 0x8000; goto CONV_END; 294conv_x123_xx29: as_u16(dst) = bswap_16(as_u32c(src) >> 8) ^ 0x80; goto CONV_END; 295conv_x123_x923: as_u32(dst) = sx24(as_u32c(src) ^ 0x800000); goto CONV_END; 296conv_x123_329x: as_u32(dst) = sx24s(bswap_32(as_u32c(src)) ^ 0x8000); goto CONV_END; 297conv_x123_9230: as_u32(dst) = (as_u32c(src) ^ 0x800000) << 8; goto CONV_END; 298conv_x123_0329: as_u32(dst) = (bswap_32(as_u32c(src)) >> 8) ^ 0x80; goto CONV_END; 299conv_123x_xxx3: as_u8(dst) = (as_u32c(src) >> 8) & 0xff; goto CONV_END; 300conv_123x_xx32: as_u16(dst) = bswap_16(as_u32c(src) >> 8); goto CONV_END; 301conv_123x_xx23: as_u16(dst) = (as_u32c(src) >> 8) & 0xffff; goto CONV_END; 302conv_123x_x321: as_u32(dst) = sx24(bswap_32(as_u32c(src))); goto CONV_END; 303conv_123x_123x: as_u32(dst) = sx24s(as_u32c(src)); goto CONV_END; 304conv_123x_3210: as_u32(dst) = bswap_32(as_u32c(src)) << 8; goto CONV_END; 305conv_123x_0123: as_u32(dst) = as_u32c(src) >> 8; goto CONV_END; 306conv_123x_xxxB: as_u8(dst) = ((as_u32c(src) >> 8) & 0xff) ^ 0x80; goto CONV_END; 307conv_123x_xxB2: as_u16(dst) = bswap_16((as_u32c(src) >> 8) ^ 0x80); goto CONV_END; 308conv_123x_xx2B: as_u16(dst) = ((as_u32c(src) >> 8) & 0xffff) ^ 0x80; goto CONV_END; 309conv_123x_xB21: as_u32(dst) = sx24(bswap_32(as_u32c(src)) ^ 0x800000); goto CONV_END; 310conv_123x_12Bx: as_u32(dst) = sx24s(as_u32c(src) ^ 0x8000); goto CONV_END; 311conv_123x_B210: as_u32(dst) = bswap_32(as_u32c(src) ^ 0x8000) << 8; goto CONV_END; 312conv_123x_012B: as_u32(dst) = (as_u32c(src) >> 8) ^ 0x80; goto CONV_END; 313conv_1234_xxx1: as_u8(dst) = as_u32c(src) >> 24; goto CONV_END; 314conv_1234_xx12: as_u16(dst) = as_u32c(src) >> 16; goto CONV_END; 315conv_1234_xx21: as_u16(dst) = bswap_16(as_u32c(src) >> 16); goto CONV_END; 316conv_1234_x123: as_u32(dst) = sx24(as_u32c(src) >> 8); goto CONV_END; 317conv_1234_321x: as_u32(dst) = sx24s(bswap_32(as_u32c(src)) << 8); goto CONV_END; 318conv_1234_1234: as_u32(dst) = as_u32c(src); goto CONV_END; 319conv_1234_4321: as_u32(dst) = bswap_32(as_u32c(src)); goto CONV_END; 320conv_1234_xxx9: as_u8(dst) = (as_u32c(src) >> 24) ^ 0x80; goto CONV_END; 321conv_1234_xx92: as_u16(dst) = (as_u32c(src) >> 16) ^ 0x8000; goto CONV_END; 322conv_1234_xx29: as_u16(dst) = bswap_16(as_u32c(src) >> 16) ^ 0x80; goto CONV_END; 323conv_1234_x923: as_u32(dst) = sx24((as_u32c(src) >> 8) ^ 0x800000); goto CONV_END; 324conv_1234_329x: as_u32(dst) = sx24s((bswap_32(as_u32c(src)) ^ 0x80) << 8); goto CONV_END; 325conv_1234_9234: as_u32(dst) = as_u32c(src) ^ 0x80000000; goto CONV_END; 326conv_1234_4329: as_u32(dst) = bswap_32(as_u32c(src)) ^ 0x80; goto CONV_END; 327conv_1234_xxx4: as_u8(dst) = as_u32c(src) & 0xff; goto CONV_END; 328conv_1234_xx43: as_u16(dst) = bswap_16(as_u32c(src)); goto CONV_END; 329conv_1234_xx34: as_u16(dst) = as_u32c(src) & 0xffff; goto CONV_END; 330conv_1234_x432: as_u32(dst) = sx24(bswap_32(as_u32c(src)) >> 8); goto CONV_END; 331conv_1234_234x: as_u32(dst) = sx24s(as_u32c(src) << 8); goto CONV_END; 332conv_1234_xxxC: as_u8(dst) = (as_u32c(src) & 0xff) ^ 0x80; goto CONV_END; 333conv_1234_xxC3: as_u16(dst) = bswap_16(as_u32c(src) ^ 0x80); goto CONV_END; 334conv_1234_xx3C: as_u16(dst) = (as_u32c(src) & 0xffff) ^ 0x80; goto CONV_END; 335conv_1234_xC32: as_u32(dst) = sx24((bswap_32(as_u32c(src)) >> 8) ^ 0x800000); goto CONV_END; 336conv_1234_23Cx: as_u32(dst) = sx24s((as_u32c(src) ^ 0x80) << 8); goto CONV_END; 337conv_1234_C321: as_u32(dst) = bswap_32(as_u32c(src) ^ 0x80); goto CONV_END; 338conv_1234_123C: as_u32(dst) = as_u32c(src) ^ 0x80; goto CONV_END; 339} 340#endif 341 342#ifdef GET16_LABELS 343/* src_wid src_endswap sign_toggle */ 344static void *const get16_labels[4 * 2 * 2 + 4 * 3] = { 345 &&get16_1_10, /* 8h -> 16h */ 346 &&get16_1_90, /* 8h ^> 16h */ 347 &&get16_1_10, /* 8s -> 16h */ 348 &&get16_1_90, /* 8s ^> 16h */ 349 &&get16_12_12, /* 16h -> 16h */ 350 &&get16_12_92, /* 16h ^> 16h */ 351 &&get16_12_21, /* 16s -> 16h */ 352 &&get16_12_A1, /* 16s ^> 16h */ 353 &&get16_0123_12, /* 24h -> 16h */ 354 &&get16_0123_92, /* 24h ^> 16h */ 355 &&get16_1230_32, /* 24s -> 16h */ 356 &&get16_1230_B2, /* 24s ^> 16h */ 357 &&get16_1234_12, /* 32h -> 16h */ 358 &&get16_1234_92, /* 32h ^> 16h */ 359 &&get16_1234_43, /* 32s -> 16h */ 360 &&get16_1234_C3, /* 32s ^> 16h */ 361 /* 3bytes format */ 362 &&get16_123_12, /* 24h -> 16h */ 363 &&get16_123_92, /* 24h ^> 16h */ 364 &&get16_123_32, /* 24s -> 16h */ 365 &&get16_123_B2, /* 24s ^> 16h */ 366 &&get16_123_12_20, /* 20h -> 16h */ 367 &&get16_123_92_20, /* 20h ^> 16h */ 368 &&get16_123_32_20, /* 20s -> 16h */ 369 &&get16_123_B2_20, /* 20s ^> 16h */ 370 &&get16_123_12_18, /* 18h -> 16h */ 371 &&get16_123_92_18, /* 18h ^> 16h */ 372 &&get16_123_32_18, /* 18s -> 16h */ 373 &&get16_123_B2_18, /* 18s ^> 16h */ 374}; 375#endif 376 377#ifdef GET16_END 378while(0) { 379get16_1_10: sample = (u_int16_t)as_u8c(src) << 8; goto GET16_END; 380get16_1_90: sample = (u_int16_t)(as_u8c(src) ^ 0x80) << 8; goto GET16_END; 381get16_12_12: sample = as_u16c(src); goto GET16_END; 382get16_12_92: sample = as_u16c(src) ^ 0x8000; goto GET16_END; 383get16_12_21: sample = bswap_16(as_u16c(src)); goto GET16_END; 384get16_12_A1: sample = bswap_16(as_u16c(src) ^ 0x80); goto GET16_END; 385get16_0123_12: sample = as_u32c(src) >> 8; goto GET16_END; 386get16_0123_92: sample = (as_u32c(src) >> 8) ^ 0x8000; goto GET16_END; 387get16_1230_32: sample = bswap_16(as_u32c(src) >> 8); goto GET16_END; 388get16_1230_B2: sample = bswap_16((as_u32c(src) >> 8) ^ 0x80); goto GET16_END; 389get16_1234_12: sample = as_u32c(src) >> 16; goto GET16_END; 390get16_1234_92: sample = (as_u32c(src) >> 16) ^ 0x8000; goto GET16_END; 391get16_1234_43: sample = bswap_16(as_u32c(src)); goto GET16_END; 392get16_1234_C3: sample = bswap_16(as_u32c(src) ^ 0x80); goto GET16_END; 393get16_123_12: sample = _get_triple(src) >> 8; goto GET16_END; 394get16_123_92: sample = (_get_triple(src) >> 8) ^ 0x8000; goto GET16_END; 395get16_123_32: sample = _get_triple_s(src) >> 8; goto GET16_END; 396get16_123_B2: sample = (_get_triple_s(src) >> 8) ^ 0x8000; goto GET16_END; 397get16_123_12_20: sample = _get_triple(src) >> 4; goto GET16_END; 398get16_123_92_20: sample = (_get_triple(src) >> 4) ^ 0x8000; goto GET16_END; 399get16_123_32_20: sample = _get_triple_s(src) >> 4; goto GET16_END; 400get16_123_B2_20: sample = (_get_triple_s(src) >> 4) ^ 0x8000; goto GET16_END; 401get16_123_12_18: sample = _get_triple(src) >> 2; goto GET16_END; 402get16_123_92_18: sample = (_get_triple(src) >> 2) ^ 0x8000; goto GET16_END; 403get16_123_32_18: sample = _get_triple_s(src) >> 2; goto GET16_END; 404get16_123_B2_18: sample = (_get_triple_s(src) >> 2) ^ 0x8000; goto GET16_END; 405} 406#endif 407 408#ifdef PUT16_LABELS 409/* dst_wid dst_endswap sign_toggle */ 410static void *const put16_labels[4 * 2 * 2 + 4 * 3] = { 411 &&put16_12_1, /* 16h -> 8h */ 412 &&put16_12_9, /* 16h ^> 8h */ 413 &&put16_12_1, /* 16h -> 8s */ 414 &&put16_12_9, /* 16h ^> 8s */ 415 &&put16_12_12, /* 16h -> 16h */ 416 &&put16_12_92, /* 16h ^> 16h */ 417 &&put16_12_21, /* 16h -> 16s */ 418 &&put16_12_29, /* 16h ^> 16s */ 419 &&put16_12_0120, /* 16h -> 24h */ 420 &&put16_12_0920, /* 16h ^> 24h */ 421 &&put16_12_0210, /* 16h -> 24s */ 422 &&put16_12_0290, /* 16h ^> 24s */ 423 &&put16_12_1200, /* 16h -> 32h */ 424 &&put16_12_9200, /* 16h ^> 32h */ 425 &&put16_12_0021, /* 16h -> 32s */ 426 &&put16_12_0029, /* 16h ^> 32s */ 427 /* 3bytes format */ 428 &&put16_12_120, /* 16h -> 24h */ 429 &&put16_12_920, /* 16h ^> 24h */ 430 &&put16_12_021, /* 16h -> 24s */ 431 &&put16_12_029, /* 16h ^> 24s */ 432 &&put16_12_120_20, /* 16h -> 20h */ 433 &&put16_12_920_20, /* 16h ^> 20h */ 434 &&put16_12_021_20, /* 16h -> 20s */ 435 &&put16_12_029_20, /* 16h ^> 20s */ 436 &&put16_12_120_18, /* 16h -> 18h */ 437 &&put16_12_920_18, /* 16h ^> 18h */ 438 &&put16_12_021_18, /* 16h -> 18s */ 439 &&put16_12_029_18, /* 16h ^> 18s */ 440}; 441#endif 442 443#ifdef PUT16_END 444while (0) { 445put16_12_1: as_u8(dst) = sample >> 8; goto PUT16_END; 446put16_12_9: as_u8(dst) = (sample >> 8) ^ 0x80; goto PUT16_END; 447put16_12_12: as_u16(dst) = sample; goto PUT16_END; 448put16_12_92: as_u16(dst) = sample ^ 0x8000; goto PUT16_END; 449put16_12_21: as_u16(dst) = bswap_16(sample); goto PUT16_END; 450put16_12_29: as_u16(dst) = bswap_16(sample) ^ 0x80; goto PUT16_END; 451put16_12_0120: as_u32(dst) = sx24((u_int32_t)sample << 8); goto PUT16_END; 452put16_12_0920: as_u32(dst) = sx24((u_int32_t)(sample ^ 0x8000) << 8); goto PUT16_END; 453put16_12_0210: as_u32(dst) = sx24s((u_int32_t)bswap_16(sample) << 8); goto PUT16_END; 454put16_12_0290: as_u32(dst) = sx24s((u_int32_t)(bswap_16(sample) ^ 0x80) << 8); goto PUT16_END; 455put16_12_1200: as_u32(dst) = (u_int32_t)sample << 16; goto PUT16_END; 456put16_12_9200: as_u32(dst) = (u_int32_t)(sample ^ 0x8000) << 16; goto PUT16_END; 457put16_12_0021: as_u32(dst) = (u_int32_t)bswap_16(sample); goto PUT16_END; 458put16_12_0029: as_u32(dst) = (u_int32_t)bswap_16(sample) ^ 0x80; goto PUT16_END; 459put16_12_120: _put_triple(dst, (u_int32_t)sample << 8); goto PUT16_END; 460put16_12_920: _put_triple(dst, (u_int32_t)(sample ^ 0x8000) << 8); goto PUT16_END; 461put16_12_021: _put_triple_s(dst, (u_int32_t)sample << 8); goto PUT16_END; 462put16_12_029: _put_triple_s(dst, (u_int32_t)(sample ^ 0x8000) << 8); goto PUT16_END; 463put16_12_120_20: _put_triple(dst, (u_int32_t)sample << 4); goto PUT16_END; 464put16_12_920_20: _put_triple(dst, (u_int32_t)(sample ^ 0x8000) << 4); goto PUT16_END; 465put16_12_021_20: _put_triple_s(dst, (u_int32_t)sample << 4); goto PUT16_END; 466put16_12_029_20: _put_triple_s(dst, (u_int32_t)(sample ^ 0x8000) << 4); goto PUT16_END; 467put16_12_120_18: _put_triple(dst, (u_int32_t)sample << 2); goto PUT16_END; 468put16_12_920_18: _put_triple(dst, (u_int32_t)(sample ^ 0x8000) << 2); goto PUT16_END; 469put16_12_021_18: _put_triple_s(dst, (u_int32_t)sample << 2); goto PUT16_END; 470put16_12_029_18: _put_triple_s(dst, (u_int32_t)(sample ^ 0x8000) << 2); goto PUT16_END; 471} 472#endif 473 474#ifdef CONV24_LABELS 475#define GET32_LABELS 476#define PUT32_LABELS 477#endif 478 479#ifdef GET32_LABELS 480/* src_wid src_endswap sign_toggle */ 481static void *const get32_labels[4 * 2 * 2 + 4 * 3] = { 482 &&get32_1_1000, /* 8h -> 32h */ 483 &&get32_1_9000, /* 8h ^> 32h */ 484 &&get32_1_1000, /* 8s -> 32h */ 485 &&get32_1_9000, /* 8s ^> 32h */ 486 &&get32_12_1200, /* 16h -> 32h */ 487 &&get32_12_9200, /* 16h ^> 32h */ 488 &&get32_12_2100, /* 16s -> 32h */ 489 &&get32_12_A100, /* 16s ^> 32h */ 490 &&get32_0123_1230, /* 24h -> 32h */ 491 &&get32_0123_9230, /* 24h ^> 32h */ 492 &&get32_1230_3210, /* 24s -> 32h */ 493 &&get32_1230_B210, /* 24s ^> 32h */ 494 &&get32_1234_1234, /* 32h -> 32h */ 495 &&get32_1234_9234, /* 32h ^> 32h */ 496 &&get32_1234_4321, /* 32s -> 32h */ 497 &&get32_1234_C321, /* 32s ^> 32h */ 498 /* 3bytes format */ 499 &&get32_123_1230, /* 24h -> 32h */ 500 &&get32_123_9230, /* 24h ^> 32h */ 501 &&get32_123_3210, /* 24s -> 32h */ 502 &&get32_123_B210, /* 24s ^> 32h */ 503 &&get32_123_1230_20, /* 20h -> 32h */ 504 &&get32_123_9230_20, /* 20h ^> 32h */ 505 &&get32_123_3210_20, /* 20s -> 32h */ 506 &&get32_123_B210_20, /* 20s ^> 32h */ 507 &&get32_123_1230_18, /* 18h -> 32h */ 508 &&get32_123_9230_18, /* 18h ^> 32h */ 509 &&get32_123_3210_18, /* 18s -> 32h */ 510 &&get32_123_B210_18, /* 18s ^> 32h */ 511}; 512#endif 513 514#ifdef CONV24_END 515#define GET32_END __conv24_get 516#endif 517 518#ifdef GET32_END 519while (0) { 520get32_1_1000: sample = (u_int32_t)as_u8c(src) << 24; goto GET32_END; 521get32_1_9000: sample = (u_int32_t)(as_u8c(src) ^ 0x80) << 24; goto GET32_END; 522get32_12_1200: sample = (u_int32_t)as_u16c(src) << 16; goto GET32_END; 523get32_12_9200: sample = (u_int32_t)(as_u16c(src) ^ 0x8000) << 16; goto GET32_END; 524get32_12_2100: sample = (u_int32_t)bswap_16(as_u16c(src)) << 16; goto GET32_END; 525get32_12_A100: sample = (u_int32_t)bswap_16(as_u16c(src) ^ 0x80) << 16; goto GET32_END; 526get32_0123_1230: sample = as_u32c(src) << 8; goto GET32_END; 527get32_0123_9230: sample = (as_u32c(src) << 8) ^ 0x80000000; goto GET32_END; 528get32_1230_3210: sample = bswap_32(as_u32c(src) >> 8); goto GET32_END; 529get32_1230_B210: sample = bswap_32((as_u32c(src) >> 8) ^ 0x80); goto GET32_END; 530get32_1234_1234: sample = as_u32c(src); goto GET32_END; 531get32_1234_9234: sample = as_u32c(src) ^ 0x80000000; goto GET32_END; 532get32_1234_4321: sample = bswap_32(as_u32c(src)); goto GET32_END; 533get32_1234_C321: sample = bswap_32(as_u32c(src) ^ 0x80); goto GET32_END; 534get32_123_1230: sample = _get_triple(src) << 8; goto GET32_END; 535get32_123_9230: sample = (_get_triple(src) << 8) ^ 0x80000000; goto GET32_END; 536get32_123_3210: sample = _get_triple_s(src) << 8; goto GET32_END; 537get32_123_B210: sample = (_get_triple_s(src) << 8) ^ 0x80000000; goto GET32_END; 538get32_123_1230_20: sample = _get_triple(src) << 12; goto GET32_END; 539get32_123_9230_20: sample = (_get_triple(src) << 12) ^ 0x80000000; goto GET32_END; 540get32_123_3210_20: sample = _get_triple_s(src) << 12; goto GET32_END; 541get32_123_B210_20: sample = (_get_triple_s(src) << 12) ^ 0x80000000; goto GET32_END; 542get32_123_1230_18: sample = _get_triple(src) << 14; goto GET32_END; 543get32_123_9230_18: sample = (_get_triple(src) << 14) ^ 0x80000000; goto GET32_END; 544get32_123_3210_18: sample = _get_triple_s(src) << 14; goto GET32_END; 545get32_123_B210_18: sample = (_get_triple_s(src) << 14) ^ 0x80000000; goto GET32_END; 546} 547#endif 548 549#ifdef CONV24_END 550__conv24_get: goto *put; 551#define PUT32_END CONV24_END 552#endif 553 554#ifdef PUT32_LABELS 555/* dst_wid dst_endswap sign_toggle */ 556static void *const put32_labels[4 * 2 * 2 + 4 * 3] = { 557 &&put32_1234_1, /* 32h -> 8h */ 558 &&put32_1234_9, /* 32h ^> 8h */ 559 &&put32_1234_1, /* 32h -> 8s */ 560 &&put32_1234_9, /* 32h ^> 8s */ 561 &&put32_1234_12, /* 32h -> 16h */ 562 &&put32_1234_92, /* 32h ^> 16h */ 563 &&put32_1234_21, /* 32h -> 16s */ 564 &&put32_1234_29, /* 32h ^> 16s */ 565 &&put32_1234_0123, /* 32h -> 24h */ 566 &&put32_1234_0923, /* 32h ^> 24h */ 567 &&put32_1234_3210, /* 32h -> 24s */ 568 &&put32_1234_3290, /* 32h ^> 24s */ 569 &&put32_1234_1234, /* 32h -> 32h */ 570 &&put32_1234_9234, /* 32h ^> 32h */ 571 &&put32_1234_4321, /* 32h -> 32s */ 572 &&put32_1234_4329, /* 32h ^> 32s */ 573 /* 3bytes format */ 574 &&put32_1234_123, /* 32h -> 24h */ 575 &&put32_1234_923, /* 32h ^> 24h */ 576 &&put32_1234_321, /* 32h -> 24s */ 577 &&put32_1234_329, /* 32h ^> 24s */ 578 &&put32_1234_123_20, /* 32h -> 24h */ 579 &&put32_1234_923_20, /* 32h ^> 24h */ 580 &&put32_1234_321_20, /* 32h -> 24s */ 581 &&put32_1234_329_20, /* 32h ^> 24s */ 582 &&put32_1234_123_18, /* 32h -> 24h */ 583 &&put32_1234_923_18, /* 32h ^> 24h */ 584 &&put32_1234_321_18, /* 32h -> 24s */ 585 &&put32_1234_329_18, /* 32h ^> 24s */ 586}; 587#endif 588 589#ifdef CONV24_LABELS 590#undef GET32_LABELS 591#undef PUT32_LABELS 592#endif 593 594#ifdef PUT32_END 595while (0) { 596put32_1234_1: as_u8(dst) = sample >> 24; goto PUT32_END; 597put32_1234_9: as_u8(dst) = (sample >> 24) ^ 0x80; goto PUT32_END; 598put32_1234_12: as_u16(dst) = sample >> 16; goto PUT32_END; 599put32_1234_92: as_u16(dst) = (sample >> 16) ^ 0x8000; goto PUT32_END; 600put32_1234_21: as_u16(dst) = bswap_16(sample >> 16); goto PUT32_END; 601put32_1234_29: as_u16(dst) = bswap_16(sample >> 16) ^ 0x80; goto PUT32_END; 602put32_1234_0123: as_u32(dst) = sx24(sample >> 8); goto PUT32_END; 603put32_1234_0923: as_u32(dst) = sx24((sample >> 8) ^ 0x800000); goto PUT32_END; 604put32_1234_3210: as_u32(dst) = sx24s(bswap_32(sample) << 8); goto PUT32_END; 605put32_1234_3290: as_u32(dst) = sx24s((bswap_32(sample) ^ 0x80) << 8); goto PUT32_END; 606put32_1234_1234: as_u32(dst) = sample; goto PUT32_END; 607put32_1234_9234: as_u32(dst) = sample ^ 0x80000000; goto PUT32_END; 608put32_1234_4321: as_u32(dst) = bswap_32(sample); goto PUT32_END; 609put32_1234_4329: as_u32(dst) = bswap_32(sample) ^ 0x80; goto PUT32_END; 610put32_1234_123: _put_triple(dst, sample >> 8); goto PUT32_END; 611put32_1234_923: _put_triple(dst, (sample ^ 0x80000000) >> 8); goto PUT32_END; 612put32_1234_321: _put_triple_s(dst, sample >> 8); goto PUT32_END; 613put32_1234_329: _put_triple_s(dst, (sample ^ 0x80000000) >> 8); goto PUT32_END; 614put32_1234_123_20: _put_triple(dst, sample >> 12); goto PUT32_END; 615put32_1234_923_20: _put_triple(dst, (sample ^ 0x80000000) >> 12); goto PUT32_END; 616put32_1234_321_20: _put_triple_s(dst, sample >> 12); goto PUT32_END; 617put32_1234_329_20: _put_triple_s(dst, (sample ^ 0x80000000) >> 12); goto PUT32_END; 618put32_1234_123_18: _put_triple(dst, sample >> 14); goto PUT32_END; 619put32_1234_923_18: _put_triple(dst, (sample ^ 0x80000000) >> 14); goto PUT32_END; 620put32_1234_321_18: _put_triple_s(dst, sample >> 14); goto PUT32_END; 621put32_1234_329_18: _put_triple_s(dst, (sample ^ 0x80000000) >> 14); goto PUT32_END; 622} 623#endif 624 625#ifdef CONV24_END 626#undef GET32_END 627#undef PUT32_END 628#endif 629 630#ifdef GETU_LABELS 631/* width endswap sign_toggle */ 632static void *const getu_labels[4 * 2 * 2] = { 633 &&getu_1_1, /* 8h -> 8h */ 634 &&getu_1_9, /* 8h ^> 8h */ 635 &&getu_1_1, /* 8s -> 8h */ 636 &&getu_1_9, /* 8s ^> 8h */ 637 &&getu_12_12, /* 16h -> 16h */ 638 &&getu_12_92, /* 16h ^> 16h */ 639 &&getu_12_21, /* 16s -> 16h */ 640 &&getu_12_A1, /* 16s ^> 16h */ 641 &&getu_0123_0123, /* 24h -> 24h */ 642 &&getu_0123_0923, /* 24h ^> 24h */ 643 &&getu_1230_0321, /* 24s -> 24h */ 644 &&getu_1230_0B21, /* 24s ^> 24h */ 645 &&getu_1234_1234, /* 32h -> 32h */ 646 &&getu_1234_9234, /* 32h ^> 32h */ 647 &&getu_1234_4321, /* 32s -> 32h */ 648 &&getu_1234_C321, /* 32s ^> 32h */ 649}; 650#endif 651 652#ifdef GETU_END 653while (0) { 654getu_1_1: sample = as_u8c(src); goto GETU_END; 655getu_1_9: sample = as_u8c(src) ^ 0x80; goto GETU_END; 656getu_12_12: sample = as_u16c(src); goto GETU_END; 657getu_12_92: sample = as_u16c(src) ^ 0x8000; goto GETU_END; 658getu_12_21: sample = bswap_16(as_u16c(src)); goto GETU_END; 659getu_12_A1: sample = bswap_16(as_u16c(src) ^ 0x80); goto GETU_END; 660getu_0123_0123: sample = sx24(as_u32c(src)); goto GETU_END; 661getu_0123_0923: sample = sx24(as_u32c(src) ^ 0x800000); goto GETU_END; 662getu_1230_0321: sample = sx24(bswap_32(as_u32c(src))); goto GETU_END; 663getu_1230_0B21: sample = sx24(bswap_32(as_u32c(src) ^ 0x8000)); goto GETU_END; 664getu_1234_1234: sample = as_u32c(src); goto GETU_END; 665getu_1234_9234: sample = as_u32c(src) ^ 0x80000000; goto GETU_END; 666getu_1234_4321: sample = bswap_32(as_u32c(src)); goto GETU_END; 667getu_1234_C321: sample = bswap_32(as_u32c(src) ^ 0x80); goto GETU_END; 668} 669#endif 670 671#ifdef GETS_LABELS 672/* width endswap sign_toggle */ 673static void *const gets_labels[4 * 2 * 2] = { 674 &&gets_1_1, /* 8h -> 8h */ 675 &&gets_1_9, /* 8h ^> 8h */ 676 &&gets_1_1, /* 8s -> 8h */ 677 &&gets_1_9, /* 8s ^> 8h */ 678 &&gets_12_12, /* 16h -> 16h */ 679 &&gets_12_92, /* 16h ^> 16h */ 680 &&gets_12_21, /* 16s -> 16h */ 681 &&gets_12_A1, /* 16s ^> 16h */ 682 &&gets_0123_0123, /* 24h -> 24h */ 683 &&gets_0123_0923, /* 24h ^> 24h */ 684 &&gets_1230_0321, /* 24s -> 24h */ 685 &&gets_1230_0B21, /* 24s ^> 24h */ 686 &&gets_1234_1234, /* 32h -> 32h */ 687 &&gets_1234_9234, /* 32h ^> 32h */ 688 &&gets_1234_4321, /* 32s -> 32h */ 689 &&gets_1234_C321, /* 32s ^> 32h */ 690}; 691#endif 692 693#ifdef GETS_END 694while (0) { 695gets_1_1: sample = as_s8c(src); goto GETS_END; 696gets_1_9: sample = (int8_t)(as_s8c(src) ^ 0x80); goto GETS_END; 697gets_12_12: sample = as_s16c(src); goto GETS_END; 698gets_12_92: sample = (int16_t)(as_s16c(src) ^ 0x8000); goto GETS_END; 699gets_12_21: sample = (int16_t)bswap_16(as_s16c(src)); goto GETS_END; 700gets_12_A1: sample = (int16_t)bswap_16(as_s16c(src) ^ 0x80); goto GETS_END; 701gets_0123_0123: sample = sx24((int32_t)(as_s32c(src) << 8) >> 8); goto GETS_END; 702gets_0123_0923: sample = sx24((int32_t)((as_s32c(src) ^ 0x800000) << 8) >> 8); goto GETS_END; 703gets_1230_0321: sample = sx24((int32_t)(bswap_32(as_s32c(src)) << 8) >> 8); goto GETS_END; 704gets_1230_0B21: sample = sx24((int32_t)(bswap_32(as_s32c(src) ^ 0x8000) << 8) >> 8); goto GETS_END; 705gets_1234_1234: sample = as_s32c(src); goto GETS_END; 706gets_1234_9234: sample = (int32_t)(as_s32c(src) ^ 0x80000000); goto GETS_END; 707gets_1234_4321: sample = (int32_t)bswap_32(as_s32c(src)); goto GETS_END; 708gets_1234_C321: sample = (int32_t)bswap_32(as_s32c(src) ^ 0x80); goto GETS_END; 709} 710#endif 711 712#ifdef PUT_LABELS 713/* width endswap sign_toggle */ 714static void *const put_labels[4 * 2 * 2] = { 715 &&put_1_1, /* 8h -> 8h */ 716 &&put_1_9, /* 8h ^> 8h */ 717 &&put_1_1, /* 8h -> 8s */ 718 &&put_1_9, /* 8h ^> 8s */ 719 &&put_12_12, /* 16h -> 16h */ 720 &&put_12_92, /* 16h ^> 16h */ 721 &&put_12_21, /* 16h -> 16s */ 722 &&put_12_29, /* 16h ^> 16s */ 723 &&put_0123_0123, /* 24h -> 24h */ 724 &&put_0123_0923, /* 24h ^> 24h */ 725 &&put_0123_3210, /* 24h -> 24s */ 726 &&put_0123_3290, /* 24h ^> 24s */ 727 &&put_1234_1234, /* 32h -> 32h */ 728 &&put_1234_9234, /* 32h ^> 32h */ 729 &&put_1234_4321, /* 32h -> 32s */ 730 &&put_1234_4329, /* 32h ^> 32s */ 731}; 732#endif 733 734#ifdef PUT_END 735put_1_1: as_s8(dst) = sample; goto PUT_END; 736put_1_9: as_u8(dst) = sample ^ 0x80; goto PUT_END; 737put_12_12: as_s16(dst) = sample; goto PUT_END; 738put_12_92: as_u16(dst) = sample ^ 0x8000; goto PUT_END; 739put_12_21: as_s16(dst) = bswap_16(sample); goto PUT_END; 740put_12_29: as_u16(dst) = bswap_16(sample) ^ 0x80; goto PUT_END; 741/* this always writes the unused byte in 24-bit formats as 0x00 */ 742put_0123_0123: as_s32(dst) = sx24(sample & 0x00ffffff); goto PUT_END; 743put_0123_0923: as_u32(dst) = sx24((sample & 0x00ffffff) ^ 0x800000); goto PUT_END; 744put_0123_3210: as_s32(dst) = sx24s(bswap_32(sample) & 0xffffff00); goto PUT_END; 745put_0123_3290: as_u32(dst) = sx24s((bswap_32(sample) & 0xffffff00) ^ 0x8000); goto PUT_END; 746put_1234_1234: as_s32(dst) = sample; goto PUT_END; 747put_1234_9234: as_u32(dst) = sample ^ 0x80000000; goto PUT_END; 748put_1234_4321: as_s32(dst) = bswap_32(sample); goto PUT_END; 749put_1234_4329: as_u32(dst) = bswap_32(sample) ^ 0x80; goto PUT_END; 750#endif 751 752#ifdef PUT32F_LABELS 753/* type (0 = float, 1 = float64), endswap */ 754static void *const put32float_labels[2 * 2] = { 755 &&put32f_1234_1234F, /* 32h -> (float)h */ 756 &&put32f_1234_4321F, /* 32h -> (float)s */ 757 &&put32f_1234_1234D, /* 32h -> (float64)h */ 758 &&put32f_1234_4321D, /* 32h -> (float64)s */ 759}; 760#endif 761 762#ifdef PUT32F_END 763put32f_1234_1234F: as_float(dst) = (float_t)((int32_t)sample) / (float_t)0x80000000UL; goto PUT32F_END; 764put32f_1234_4321F: tmp_float.f = (float_t)((int32_t)sample) / (float_t)0x80000000UL; 765 as_u32(dst) = bswap_32(tmp_float.i); goto PUT32F_END; 766put32f_1234_1234D: as_double(dst) = (double_t)((int32_t)sample) / (double_t)0x80000000UL; goto PUT32F_END; 767put32f_1234_4321D: tmp_double.d = (double_t)((int32_t)sample) / (double_t)0x80000000UL; 768 as_u64(dst) = bswap_64(tmp_double.l); goto PUT32F_END; 769#endif 770 771#ifdef GET32F_LABELS 772/* type (0 = float, 1 = float64), endswap */ 773static void *const get32float_labels[2 * 2] = { 774 &&get32f_1234F_1234, /* (float)h -> 32h */ 775 &&get32f_4321F_1234, /* (float)s -> 32h */ 776 &&get32f_1234D_1234, /* (float64)h -> 32h */ 777 &&get32f_4321D_1234, /* (float64)s -> 32h */ 778}; 779#endif 780 781#ifdef GET32F_END 782get32f_1234F_1234: tmp_float.f = as_floatc(src); 783 if (tmp_float.f >= 1.0) 784 sample = 0x7fffffff; 785 else if (tmp_float.f <= -1.0) 786 sample = 0x80000000; 787 else 788 sample = (int32_t)(tmp_float.f * (float_t)0x80000000UL); 789 goto GET32F_END; 790get32f_4321F_1234: tmp_float.i = bswap_32(as_u32c(src)); 791 if (tmp_float.f >= 1.0) 792 sample = 0x7fffffff; 793 else if (tmp_float.f <= -1.0) 794 sample = 0x80000000; 795 else 796 sample = (int32_t)(tmp_float.f * (float_t)0x80000000UL); 797 goto GET32F_END; 798get32f_1234D_1234: tmp_double.d = as_doublec(src); 799 if (tmp_double.d >= 1.0) 800 sample = 0x7fffffff; 801 else if (tmp_double.d <= -1.0) 802 sample = 0x80000000; 803 else 804 sample = (int32_t)(tmp_double.d * (double_t)0x80000000UL); 805 goto GET32F_END; 806get32f_4321D_1234: tmp_double.l = bswap_64(as_u64c(src)); 807 if (tmp_double.d >= 1.0) 808 sample = 0x7fffffff; 809 else if (tmp_double.d <= -1.0) 810 sample = 0x80000000; 811 else 812 sample = (int32_t)(tmp_double.d * (double_t)0x80000000UL); 813 goto GET32F_END; 814#endif 815 816#ifdef NORMS_LABELS 817static inline void _norms(const void *src, void *dst, 818 int src_wid, 819 int dst_sign, int dst_wid, int dst_end) 820{ 821 int32_t s; 822 switch (src_wid) { 823 case 8: 824 s = *(int32_t*)src; 825 if (s >= 0x7f) 826 goto _max; 827 else if (s <= -0x80) 828 goto _min; 829 break; 830 case 16: 831 s = *(int32_t*)src; 832 if (s >= 0x7fff) 833 goto _max; 834 else if (s <= -0x8000) 835 goto _min; 836 break; 837 case 24: 838 s = *(int32_t*)src; 839 if (s >= 0x7fffff) 840 goto _max; 841 else if (s <= -0x800000) 842 goto _min; 843 break; 844 case 32: 845 { 846 int64_t s64; 847 s64 = *(int64_t*)src; 848 if (s64 >= 0x7fffffff) 849 goto _max; 850 else if (s64 <= -0x80000000) 851 goto _min; 852 s = s64; 853 break; 854 } 855 default: 856 assert(0); 857 return; 858 } 859 if (src_wid < dst_wid) { 860 unsigned int bits = dst_wid - src_wid; 861 s *= 1 << bits; 862 } else if (src_wid > dst_wid) { 863 unsigned int bits = src_wid - dst_wid; 864 s = (s + (1 << (bits - 1))) / (1 << bits); 865 } 866 if (!dst_sign) 867 s += (1U << (dst_wid - 1)); 868 switch (dst_wid) { 869 case 8: 870 *(u_int8_t*)dst = s; 871 break; 872 case 16: 873 if (dst_end) 874 s = bswap_16(s); 875 *(u_int16_t*)dst = s; 876 break; 877 case 24: 878 case 32: 879 if (dst_end) 880 s = bswap_32(s); 881 *(u_int32_t*)dst = s; 882 break; 883 } 884 return; 885 886 _min: 887 switch (dst_wid) { 888 case 8: 889 if (dst_sign) 890 *(u_int8_t*)dst = 0x80; 891 else 892 *(u_int8_t*)dst = 0; 893 break; 894 case 16: 895 if (dst_sign) 896 *(u_int16_t*)dst = dst_end ? 0x0080 : 0x8000; 897 else 898 *(u_int16_t*)dst = 0; 899 break; 900 case 24: 901 if (dst_sign) 902 *(u_int32_t*)dst = dst_end ? 0x00008000 : 0x00800000; 903 else 904 *(u_int32_t*)dst = 0; 905 break; 906 case 32: 907 if (dst_sign) 908 *(u_int32_t*)dst = dst_end ? 0x00000080 : 0x80000000; 909 else 910 *(u_int32_t*)dst = 0; 911 break; 912 default: 913 assert(0); 914 break; 915 } 916 return; 917 918 _max: 919 switch (dst_wid) { 920 case 8: 921 if (dst_sign) 922 *(u_int8_t*)dst = 0x7f; 923 else 924 *(u_int8_t*)dst = 0xff; 925 break; 926 case 16: 927 if (dst_sign) 928 *(u_int16_t*)dst = dst_end ? 0xff7f : 0x7fff; 929 else 930 *(u_int16_t*)dst = 0; 931 break; 932 case 24: 933 if (dst_sign) 934 *(u_int32_t*)dst = dst_end ? 0xffff7f00 : 0x007fffff; 935 else 936 *(u_int32_t*)dst = 0; 937 break; 938 case 32: 939 if (dst_sign) 940 *(u_int32_t*)dst = dst_end ? 0xffffff7f : 0x7fffffff; 941 else 942 *(u_int32_t*)dst = 0; 943 break; 944 default: 945 assert(0); 946 break; 947 } 948 return; 949} 950 951/* src_wid dst_sign dst_wid dst_end */ 952static void *const norms_labels[4 * 2 * 4 * 2] = { 953 &&norms_8_u8, /* s8 -> u8 */ 954 &&norms_8_u8, /* s8 -> u8 */ 955 &&norms_8_u16h, /* s8 -> u16h */ 956 &&norms_8_u16s, /* s8 -> u16s */ 957 &&norms_8_u24h, /* s8 -> u24h */ 958 &&norms_8_u24s, /* s8 -> u24s */ 959 &&norms_8_u32h, /* s8 -> u32h */ 960 &&norms_8_u32s, /* s8 -> u32s */ 961 &&norms_8_s8, /* s8 -> s8 */ 962 &&norms_8_s8, /* s8 -> s8 */ 963 &&norms_8_s16h, /* s8 -> s16h */ 964 &&norms_8_s16s, /* s8 -> s16s */ 965 &&norms_8_s24h, /* s8 -> s24h */ 966 &&norms_8_s24s, /* s8 -> s24s */ 967 &&norms_8_s32h, /* s8 -> s32h */ 968 &&norms_8_s32s, /* s8 -> s32s */ 969 &&norms_16_u8, /* s16 -> u8 */ 970 &&norms_16_u8, /* s16 -> u8 */ 971 &&norms_16_u16h, /* s16 -> u16h */ 972 &&norms_16_u16s, /* s16 -> u16s */ 973 &&norms_16_u24h, /* s16 -> u24h */ 974 &&norms_16_u24s, /* s16 -> u24s */ 975 &&norms_16_u32h, /* s16 -> u32h */ 976 &&norms_16_u32s, /* s16 -> u32s */ 977 &&norms_16_s8, /* s16 -> s8 h*/ 978 &&norms_16_s8, /* s16 -> s8 */ 979 &&norms_16_s16h, /* s16 -> s16h */ 980 &&norms_16_s16s, /* s16 -> s16s */ 981 &&norms_16_s24h, /* s16 -> s24h */ 982 &&norms_16_s24s, /* s16 -> s24s */ 983 &&norms_16_s32h, /* s16 -> s32h */ 984 &&norms_16_s32s, /* s16 -> s32s */ 985 &&norms_24_u8, /* s24 -> u8 */ 986 &&norms_24_u8, /* s24 -> u8 */ 987 &&norms_24_u16h, /* s24 -> u16h */ 988 &&norms_24_u16s, /* s24 -> u16s */ 989 &&norms_24_u24h, /* s24 -> u24h */ 990 &&norms_24_u24s, /* s24 -> u24s */ 991 &&norms_24_u32h, /* s24 -> u32h */ 992 &&norms_24_u32s, /* s24 -> u32s */ 993 &&norms_24_s8, /* s24 -> s8 */ 994 &&norms_24_s8, /* s24 -> s8 */ 995 &&norms_24_s16h, /* s24 -> s16h */ 996 &&norms_24_s16s, /* s24 -> s16s */ 997 &&norms_24_s24h, /* s24 -> s24h */ 998 &&norms_24_s24s, /* s24 -> s24s */ 999 &&norms_24_s32h, /* s24 -> s32h */ 1000 &&norms_24_s32s, /* s24 -> s32s */ 1001 &&norms_32_u8, /* s32 -> u8 */ 1002 &&norms_32_u8, /* s32 -> u8 */ 1003 &&norms_32_u16h, /* s32 -> u16h */ 1004 &&norms_32_u16s, /* s32 -> u16s */ 1005 &&norms_32_u24h, /* s32 -> u24h */ 1006 &&norms_32_u24s, /* s32 -> u24s */ 1007 &&norms_32_u32h, /* s32 -> u32h */ 1008 &&norms_32_u32s, /* s32 -> u32s */ 1009 &&norms_32_s8, /* s32 -> s8 */ 1010 &&norms_32_s8, /* s32 -> s8 */ 1011 &&norms_32_s16h, /* s32 -> s16h */ 1012 &&norms_32_s16s, /* s32 -> s16s */ 1013 &&norms_32_s24h, /* s32 -> s24h */ 1014 &&norms_32_s24s, /* s32 -> s24s */ 1015 &&norms_32_s32h, /* s32 -> s32h */ 1016 &&norms_32_s32s, /* s32 -> s32s */ 1017}; 1018#endif 1019 1020#ifdef NORMS_END 1021norms_8_u8: _norms(src, dst, 8, 0, 8, 0); goto NORMS_END; 1022norms_8_u16h: _norms(src, dst, 8, 0, 16, 0); goto NORMS_END; 1023norms_8_u16s: _norms(src, dst, 8, 0, 16, 1); goto NORMS_END; 1024norms_8_u24h: _norms(src, dst, 8, 0, 24, 0); goto NORMS_END; 1025norms_8_u24s: _norms(src, dst, 8, 0, 24, 1); goto NORMS_END; 1026norms_8_u32h: _norms(src, dst, 8, 0, 32, 0); goto NORMS_END; 1027norms_8_u32s: _norms(src, dst, 8, 0, 32, 1); goto NORMS_END; 1028norms_8_s8: _norms(src, dst, 8, 1, 8, 0); goto NORMS_END; 1029norms_8_s16h: _norms(src, dst, 8, 1, 16, 0); goto NORMS_END; 1030norms_8_s16s: _norms(src, dst, 8, 1, 16, 1); goto NORMS_END; 1031norms_8_s24h: _norms(src, dst, 8, 1, 24, 0); goto NORMS_END; 1032norms_8_s24s: _norms(src, dst, 8, 1, 24, 1); goto NORMS_END; 1033norms_8_s32h: _norms(src, dst, 8, 1, 32, 0); goto NORMS_END; 1034norms_8_s32s: _norms(src, dst, 8, 1, 32, 1); goto NORMS_END; 1035norms_16_u8: _norms(src, dst, 16, 0, 8, 0); goto NORMS_END; 1036norms_16_u16h: _norms(src, dst, 16, 0, 16, 0); goto NORMS_END; 1037norms_16_u16s: _norms(src, dst, 16, 0, 16, 1); goto NORMS_END; 1038norms_16_u24h: _norms(src, dst, 16, 0, 24, 0); goto NORMS_END; 1039norms_16_u24s: _norms(src, dst, 16, 0, 24, 1); goto NORMS_END; 1040norms_16_u32h: _norms(src, dst, 16, 0, 32, 0); goto NORMS_END; 1041norms_16_u32s: _norms(src, dst, 16, 0, 32, 1); goto NORMS_END; 1042norms_16_s8: _norms(src, dst, 16, 1, 8, 0); goto NORMS_END; 1043norms_16_s16h: _norms(src, dst, 16, 1, 16, 0); goto NORMS_END; 1044norms_16_s16s: _norms(src, dst, 16, 1, 16, 1); goto NORMS_END; 1045norms_16_s24h: _norms(src, dst, 16, 1, 24, 0); goto NORMS_END; 1046norms_16_s24s: _norms(src, dst, 16, 1, 24, 1); goto NORMS_END; 1047norms_16_s32h: _norms(src, dst, 16, 1, 32, 0); goto NORMS_END; 1048norms_16_s32s: _norms(src, dst, 16, 1, 32, 1); goto NORMS_END; 1049norms_24_u8: _norms(src, dst, 24, 0, 8, 0); goto NORMS_END; 1050norms_24_u16h: _norms(src, dst, 24, 0, 16, 0); goto NORMS_END; 1051norms_24_u16s: _norms(src, dst, 24, 0, 16, 1); goto NORMS_END; 1052norms_24_u24h: _norms(src, dst, 24, 0, 24, 0); goto NORMS_END; 1053norms_24_u24s: _norms(src, dst, 24, 0, 24, 1); goto NORMS_END; 1054norms_24_u32h: _norms(src, dst, 24, 0, 32, 0); goto NORMS_END; 1055norms_24_u32s: _norms(src, dst, 24, 0, 32, 1); goto NORMS_END; 1056norms_24_s8: _norms(src, dst, 24, 1, 8, 0); goto NORMS_END; 1057norms_24_s16h: _norms(src, dst, 24, 1, 16, 0); goto NORMS_END; 1058norms_24_s16s: _norms(src, dst, 24, 1, 16, 1); goto NORMS_END; 1059norms_24_s24h: _norms(src, dst, 24, 1, 24, 0); goto NORMS_END; 1060norms_24_s24s: _norms(src, dst, 24, 1, 24, 1); goto NORMS_END; 1061norms_24_s32h: _norms(src, dst, 24, 1, 32, 0); goto NORMS_END; 1062norms_24_s32s: _norms(src, dst, 24, 1, 32, 1); goto NORMS_END; 1063norms_32_u8: _norms(src, dst, 32, 0, 8, 0); goto NORMS_END; 1064norms_32_u16h: _norms(src, dst, 32, 0, 16, 0); goto NORMS_END; 1065norms_32_u16s: _norms(src, dst, 32, 0, 16, 1); goto NORMS_END; 1066norms_32_u24h: _norms(src, dst, 32, 0, 24, 0); goto NORMS_END; 1067norms_32_u24s: _norms(src, dst, 32, 0, 24, 1); goto NORMS_END; 1068norms_32_u32h: _norms(src, dst, 32, 0, 32, 0); goto NORMS_END; 1069norms_32_u32s: _norms(src, dst, 32, 0, 32, 1); goto NORMS_END; 1070norms_32_s8: _norms(src, dst, 32, 1, 8, 0); goto NORMS_END; 1071norms_32_s16h: _norms(src, dst, 32, 1, 16, 0); goto NORMS_END; 1072norms_32_s16s: _norms(src, dst, 32, 1, 16, 1); goto NORMS_END; 1073norms_32_s24h: _norms(src, dst, 32, 1, 24, 0); goto NORMS_END; 1074norms_32_s24s: _norms(src, dst, 32, 1, 24, 1); goto NORMS_END; 1075norms_32_s32h: _norms(src, dst, 32, 1, 32, 0); goto NORMS_END; 1076norms_32_s32s: _norms(src, dst, 32, 1, 32, 1); goto NORMS_END; 1077#endif 1078 1079 1080#undef as_u8 1081#undef as_u16 1082#undef as_u32 1083#undef as_s8 1084#undef as_s16 1085#undef as_s32 1086#undef as_float 1087#undef as_double 1088 1089#undef as_u8c 1090#undef as_u16c 1091#undef as_u32c 1092#undef as_s8c 1093#undef as_s16c 1094#undef as_s32c 1095#undef as_floatc 1096#undef as_doublec 1097 1098#undef _get_triple 1099#undef _get_triple_s 1100#undef _get_triple_le 1101#undef _get_triple_be 1102#undef _put_triple 1103#undef _put_triple_s 1104#undef _put_triple_le 1105#undef _put_triple_be 1106 1107