| /* |
| * Plugin sample operators with fast switch |
| * Copyright (c) 2000 by Jaroslav Kysela <perex@suse.cz> |
| * |
| * |
| * This library is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Library General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| |
| |
| #define as_u8(ptr) (*(u_int8_t*)(ptr)) |
| #define as_u16(ptr) (*(u_int16_t*)(ptr)) |
| #define as_u32(ptr) (*(u_int32_t*)(ptr)) |
| #define as_u64(ptr) (*(u_int64_t*)(ptr)) |
| #define as_s8(ptr) (*(int8_t*)(ptr)) |
| #define as_s16(ptr) (*(int16_t*)(ptr)) |
| #define as_s32(ptr) (*(int32_t*)(ptr)) |
| #define as_s64(ptr) (*(int64_t*)(ptr)) |
| |
| #ifdef COPY_LABELS |
| static void *copy_labels[4] = { |
| &©_8, |
| &©_16, |
| &©_32, |
| &©_64 |
| }; |
| #endif |
| |
| #ifdef COPY_END |
| while(0) { |
| copy_8: as_s8(dst) = as_s8(src); goto COPY_END; |
| copy_16: as_s16(dst) = as_s16(src); goto COPY_END; |
| copy_32: as_s32(dst) = as_s32(src); goto COPY_END; |
| copy_64: as_s64(dst) = as_s64(src); goto COPY_END; |
| } |
| #endif |
| |
| #ifdef CONV_LABELS |
| /* src_wid src_endswap sign_toggle dst_wid dst_endswap */ |
| static void *conv_labels[4 * 2 * 2 * 4 * 2] = { |
| &&conv_xxx1_xxx1, /* 8h -> 8h */ |
| &&conv_xxx1_xxx1, /* 8h -> 8s */ |
| &&conv_xxx1_xx10, /* 8h -> 16h */ |
| &&conv_xxx1_xx01, /* 8h -> 16s */ |
| &&conv_xxx1_x100, /* 8h -> 24h */ |
| &&conv_xxx1_001x, /* 8h -> 24s */ |
| &&conv_xxx1_1000, /* 8h -> 32h */ |
| &&conv_xxx1_0001, /* 8h -> 32s */ |
| &&conv_xxx1_xxx9, /* 8h ^> 8h */ |
| &&conv_xxx1_xxx9, /* 8h ^> 8s */ |
| &&conv_xxx1_xx90, /* 8h ^> 16h */ |
| &&conv_xxx1_xx09, /* 8h ^> 16s */ |
| &&conv_xxx1_x900, /* 8h ^> 24h */ |
| &&conv_xxx1_009x, /* 8h ^> 24s */ |
| &&conv_xxx1_9000, /* 8h ^> 32h */ |
| &&conv_xxx1_0009, /* 8h ^> 32s */ |
| &&conv_xxx1_xxx1, /* 8s -> 8h */ |
| &&conv_xxx1_xxx1, /* 8s -> 8s */ |
| &&conv_xxx1_xx10, /* 8s -> 16h */ |
| &&conv_xxx1_xx01, /* 8s -> 16s */ |
| &&conv_xxx1_x100, /* 8s -> 24h */ |
| &&conv_xxx1_001x, /* 8s -> 24s */ |
| &&conv_xxx1_1000, /* 8s -> 32h */ |
| &&conv_xxx1_0001, /* 8s -> 32s */ |
| &&conv_xxx1_xxx9, /* 8s ^> 8h */ |
| &&conv_xxx1_xxx9, /* 8s ^> 8s */ |
| &&conv_xxx1_xx90, /* 8s ^> 16h */ |
| &&conv_xxx1_xx09, /* 8s ^> 16s */ |
| &&conv_xxx1_x900, /* 8s ^> 24h */ |
| &&conv_xxx1_009x, /* 8s ^> 24s */ |
| &&conv_xxx1_9000, /* 8s ^> 32h */ |
| &&conv_xxx1_0009, /* 8s ^> 32s */ |
| &&conv_xx12_xxx1, /* 16h -> 8h */ |
| &&conv_xx12_xxx1, /* 16h -> 8s */ |
| &&conv_xx12_xx12, /* 16h -> 16h */ |
| &&conv_xx12_xx21, /* 16h -> 16s */ |
| &&conv_xx12_x120, /* 16h -> 24h */ |
| &&conv_xx12_021x, /* 16h -> 24s */ |
| &&conv_xx12_1200, /* 16h -> 32h */ |
| &&conv_xx12_0021, /* 16h -> 32s */ |
| &&conv_xx12_xxx9, /* 16h ^> 8h */ |
| &&conv_xx12_xxx9, /* 16h ^> 8s */ |
| &&conv_xx12_xx92, /* 16h ^> 16h */ |
| &&conv_xx12_xx29, /* 16h ^> 16s */ |
| &&conv_xx12_x920, /* 16h ^> 24h */ |
| &&conv_xx12_029x, /* 16h ^> 24s */ |
| &&conv_xx12_9200, /* 16h ^> 32h */ |
| &&conv_xx12_0029, /* 16h ^> 32s */ |
| &&conv_xx12_xxx2, /* 16s -> 8h */ |
| &&conv_xx12_xxx2, /* 16s -> 8s */ |
| &&conv_xx12_xx21, /* 16s -> 16h */ |
| &&conv_xx12_xx12, /* 16s -> 16s */ |
| &&conv_xx12_x210, /* 16s -> 24h */ |
| &&conv_xx12_012x, /* 16s -> 24s */ |
| &&conv_xx12_2100, /* 16s -> 32h */ |
| &&conv_xx12_0012, /* 16s -> 32s */ |
| &&conv_xx12_xxxA, /* 16s ^> 8h */ |
| &&conv_xx12_xxxA, /* 16s ^> 8s */ |
| &&conv_xx12_xxA1, /* 16s ^> 16h */ |
| &&conv_xx12_xx1A, /* 16s ^> 16s */ |
| &&conv_xx12_xA10, /* 16s ^> 24h */ |
| &&conv_xx12_01Ax, /* 16s ^> 24s */ |
| &&conv_xx12_A100, /* 16s ^> 32h */ |
| &&conv_xx12_001A, /* 16s ^> 32s */ |
| &&conv_x123_xxx1, /* 24h -> 8h */ |
| &&conv_x123_xxx1, /* 24h -> 8s */ |
| &&conv_x123_xx12, /* 24h -> 16h */ |
| &&conv_x123_xx21, /* 24h -> 16s */ |
| &&conv_x123_x123, /* 24h -> 24h */ |
| &&conv_x123_321x, /* 24h -> 24s */ |
| &&conv_x123_1230, /* 24h -> 32h */ |
| &&conv_x123_0321, /* 24h -> 32s */ |
| &&conv_x123_xxx9, /* 24h ^> 8h */ |
| &&conv_x123_xxx9, /* 24h ^> 8s */ |
| &&conv_x123_xx92, /* 24h ^> 16h */ |
| &&conv_x123_xx29, /* 24h ^> 16s */ |
| &&conv_x123_x923, /* 24h ^> 24h */ |
| &&conv_x123_329x, /* 24h ^> 24s */ |
| &&conv_x123_9230, /* 24h ^> 32h */ |
| &&conv_x123_0329, /* 24h ^> 32s */ |
| &&conv_123x_xxx3, /* 24s -> 8h */ |
| &&conv_123x_xxx3, /* 24s -> 8s */ |
| &&conv_123x_xx32, /* 24s -> 16h */ |
| &&conv_123x_xx23, /* 24s -> 16s */ |
| &&conv_123x_x321, /* 24s -> 24h */ |
| &&conv_123x_123x, /* 24s -> 24s */ |
| &&conv_123x_3210, /* 24s -> 32h */ |
| &&conv_123x_0123, /* 24s -> 32s */ |
| &&conv_123x_xxxB, /* 24s ^> 8h */ |
| &&conv_123x_xxxB, /* 24s ^> 8s */ |
| &&conv_123x_xxB2, /* 24s ^> 16h */ |
| &&conv_123x_xx2B, /* 24s ^> 16s */ |
| &&conv_123x_xB21, /* 24s ^> 24h */ |
| &&conv_123x_12Bx, /* 24s ^> 24s */ |
| &&conv_123x_B210, /* 24s ^> 32h */ |
| &&conv_123x_012B, /* 24s ^> 32s */ |
| &&conv_1234_xxx1, /* 32h -> 8h */ |
| &&conv_1234_xxx1, /* 32h -> 8s */ |
| &&conv_1234_xx12, /* 32h -> 16h */ |
| &&conv_1234_xx21, /* 32h -> 16s */ |
| &&conv_1234_x123, /* 32h -> 24h */ |
| &&conv_1234_321x, /* 32h -> 24s */ |
| &&conv_1234_1234, /* 32h -> 32h */ |
| &&conv_1234_4321, /* 32h -> 32s */ |
| &&conv_1234_xxx9, /* 32h ^> 8h */ |
| &&conv_1234_xxx9, /* 32h ^> 8s */ |
| &&conv_1234_xx92, /* 32h ^> 16h */ |
| &&conv_1234_xx29, /* 32h ^> 16s */ |
| &&conv_1234_x923, /* 32h ^> 24h */ |
| &&conv_1234_329x, /* 32h ^> 24s */ |
| &&conv_1234_9234, /* 32h ^> 32h */ |
| &&conv_1234_4329, /* 32h ^> 32s */ |
| &&conv_1234_xxx4, /* 32s -> 8h */ |
| &&conv_1234_xxx4, /* 32s -> 8s */ |
| &&conv_1234_xx43, /* 32s -> 16h */ |
| &&conv_1234_xx34, /* 32s -> 16s */ |
| &&conv_1234_x432, /* 32s -> 24h */ |
| &&conv_1234_234x, /* 32s -> 24s */ |
| &&conv_1234_4321, /* 32s -> 32h */ |
| &&conv_1234_1234, /* 32s -> 32s */ |
| &&conv_1234_xxxC, /* 32s ^> 8h */ |
| &&conv_1234_xxxC, /* 32s ^> 8s */ |
| &&conv_1234_xxC3, /* 32s ^> 16h */ |
| &&conv_1234_xx3C, /* 32s ^> 16s */ |
| &&conv_1234_xC32, /* 32s ^> 24h */ |
| &&conv_1234_23Cx, /* 32s ^> 24s */ |
| &&conv_1234_C321, /* 32s ^> 32h */ |
| &&conv_1234_123C, /* 32s ^> 32s */ |
| }; |
| #endif |
| |
| #ifdef CONV_END |
| while(0) { |
| conv_xxx1_xxx1: as_u8(dst) = as_u8(src); goto CONV_END; |
| conv_xxx1_xx10: as_u16(dst) = (u_int16_t)as_u8(src) << 8; goto CONV_END; |
| conv_xxx1_xx01: as_u16(dst) = (u_int16_t)as_u8(src); goto CONV_END; |
| conv_xxx1_x100: as_u32(dst) = (u_int32_t)as_u8(src) << 16; goto CONV_END; |
| conv_xxx1_001x: as_u32(dst) = (u_int32_t)as_u8(src) << 8; goto CONV_END; |
| conv_xxx1_1000: as_u32(dst) = (u_int32_t)as_u8(src) << 24; goto CONV_END; |
| conv_xxx1_0001: as_u32(dst) = (u_int32_t)as_u8(src); goto CONV_END; |
| conv_xxx1_xxx9: as_u8(dst) = as_u8(src) ^ 0x80; goto CONV_END; |
| conv_xxx1_xx90: as_u16(dst) = (u_int16_t)(as_u8(src) ^ 0x80) << 8; goto CONV_END; |
| conv_xxx1_xx09: as_u16(dst) = (u_int16_t)(as_u8(src) ^ 0x80); goto CONV_END; |
| conv_xxx1_x900: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 16; goto CONV_END; |
| conv_xxx1_009x: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 8; goto CONV_END; |
| conv_xxx1_9000: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 24; goto CONV_END; |
| conv_xxx1_0009: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80); goto CONV_END; |
| conv_xx12_xxx1: as_u8(dst) = as_u16(src) >> 8; goto CONV_END; |
| conv_xx12_xx12: as_u16(dst) = as_u16(src); goto CONV_END; |
| conv_xx12_xx21: as_u16(dst) = swab16(as_u16(src)); goto CONV_END; |
| conv_xx12_x120: as_u32(dst) = (u_int32_t)as_u16(src) << 8; goto CONV_END; |
| conv_xx12_021x: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 8; goto CONV_END; |
| conv_xx12_1200: as_u32(dst) = (u_int32_t)as_u16(src) << 16; goto CONV_END; |
| conv_xx12_0021: as_u32(dst) = (u_int32_t)swab16(as_u16(src)); goto CONV_END; |
| conv_xx12_xxx9: as_u8(dst) = (as_u16(src) >> 8) ^ 0x80; goto CONV_END; |
| conv_xx12_xx92: as_u16(dst) = as_u16(src) ^ 0x8000; goto CONV_END; |
| conv_xx12_xx29: as_u16(dst) = swab16(as_u16(src)) ^ 0x80; goto CONV_END; |
| conv_xx12_x920: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x8000) << 8; goto CONV_END; |
| conv_xx12_029x: as_u32(dst) = (u_int32_t)(swab16(as_u16(src)) ^ 0x80) << 8; goto CONV_END; |
| conv_xx12_9200: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x8000) << 16; goto CONV_END; |
| conv_xx12_0029: as_u32(dst) = (u_int32_t)(swab16(as_u16(src)) ^ 0x80); goto CONV_END; |
| conv_xx12_xxx2: as_u8(dst) = as_u16(src) & 0xff; goto CONV_END; |
| conv_xx12_x210: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 8; goto CONV_END; |
| conv_xx12_012x: as_u32(dst) = (u_int32_t)as_u16(src) << 8; goto CONV_END; |
| conv_xx12_2100: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 16; goto CONV_END; |
| conv_xx12_0012: as_u32(dst) = (u_int32_t)as_u16(src); goto CONV_END; |
| conv_xx12_xxxA: as_u8(dst) = (as_u16(src) ^ 0x80) & 0xff; goto CONV_END; |
| conv_xx12_xxA1: as_u16(dst) = swab16(as_u16(src) ^ 0x80); goto CONV_END; |
| conv_xx12_xx1A: as_u16(dst) = as_u16(src) ^ 0x80; goto CONV_END; |
| conv_xx12_xA10: as_u32(dst) = (u_int32_t)swab16(as_u16(src) ^ 0x80) << 8; goto CONV_END; |
| conv_xx12_01Ax: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x80) << 8; goto CONV_END; |
| conv_xx12_A100: as_u32(dst) = (u_int32_t)swab16(as_u16(src) ^ 0x80) << 16; goto CONV_END; |
| conv_xx12_001A: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x80); goto CONV_END; |
| conv_x123_xxx1: as_u8(dst) = as_u32(src) >> 16; goto CONV_END; |
| conv_x123_xx12: as_u16(dst) = as_u32(src) >> 8; goto CONV_END; |
| conv_x123_xx21: as_u16(dst) = swab16(as_u32(src) >> 8); goto CONV_END; |
| conv_x123_x123: as_u32(dst) = as_u32(src); goto CONV_END; |
| conv_x123_321x: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; |
| conv_x123_1230: as_u32(dst) = as_u32(src) << 8; goto CONV_END; |
| conv_x123_0321: as_u32(dst) = swab32(as_u32(src)) >> 8; goto CONV_END; |
| conv_x123_xxx9: as_u8(dst) = (as_u32(src) >> 16) ^ 0x80; goto CONV_END; |
| conv_x123_xx92: as_u16(dst) = (as_u32(src) >> 8) ^ 0x8000; goto CONV_END; |
| conv_x123_xx29: as_u16(dst) = swab16(as_u32(src) >> 8) ^ 0x80; goto CONV_END; |
| conv_x123_x923: as_u32(dst) = as_u32(src) ^ 0x800000; goto CONV_END; |
| conv_x123_329x: as_u32(dst) = swab32(as_u32(src)) ^ 0x8000; goto CONV_END; |
| conv_x123_9230: as_u32(dst) = (as_u32(src) ^ 0x800000) << 8; goto CONV_END; |
| conv_x123_0329: as_u32(dst) = (swab32(as_u32(src)) >> 8) ^ 0x80; goto CONV_END; |
| conv_123x_xxx3: as_u8(dst) = (as_u32(src) >> 8) & 0xff; goto CONV_END; |
| conv_123x_xx32: as_u16(dst) = swab16(as_u32(src) >> 8); goto CONV_END; |
| conv_123x_xx23: as_u16(dst) = (as_u32(src) >> 8) & 0xffff; goto CONV_END; |
| conv_123x_x321: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; |
| conv_123x_123x: as_u32(dst) = as_u32(src); goto CONV_END; |
| conv_123x_3210: as_u32(dst) = swab32(as_u32(src)) << 8; goto CONV_END; |
| conv_123x_0123: as_u32(dst) = as_u32(src) >> 8; goto CONV_END; |
| conv_123x_xxxB: as_u8(dst) = ((as_u32(src) >> 8) & 0xff) ^ 0x80; goto CONV_END; |
| conv_123x_xxB2: as_u16(dst) = swab16((as_u32(src) >> 8) ^ 0x80); goto CONV_END; |
| conv_123x_xx2B: as_u16(dst) = ((as_u32(src) >> 8) & 0xffff) ^ 0x80; goto CONV_END; |
| conv_123x_xB21: as_u32(dst) = swab32(as_u32(src)) ^ 0x800000; goto CONV_END; |
| conv_123x_12Bx: as_u32(dst) = as_u32(src) ^ 0x8000; goto CONV_END; |
| conv_123x_B210: as_u32(dst) = swab32(as_u32(src) ^ 0x8000) << 8; goto CONV_END; |
| conv_123x_012B: as_u32(dst) = (as_u32(src) >> 8) ^ 0x80; goto CONV_END; |
| conv_1234_xxx1: as_u8(dst) = as_u32(src) >> 24; goto CONV_END; |
| conv_1234_xx12: as_u16(dst) = as_u32(src) >> 16; goto CONV_END; |
| conv_1234_xx21: as_u16(dst) = swab16(as_u32(src) >> 16); goto CONV_END; |
| conv_1234_x123: as_u32(dst) = as_u32(src) >> 8; goto CONV_END; |
| conv_1234_321x: as_u32(dst) = swab32(as_u32(src)) << 8; goto CONV_END; |
| conv_1234_1234: as_u32(dst) = as_u32(src); goto CONV_END; |
| conv_1234_4321: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; |
| conv_1234_xxx9: as_u8(dst) = (as_u32(src) >> 24) ^ 0x80; goto CONV_END; |
| conv_1234_xx92: as_u16(dst) = (as_u32(src) >> 16) ^ 0x8000; goto CONV_END; |
| conv_1234_xx29: as_u16(dst) = swab16(as_u32(src) >> 16) ^ 0x80; goto CONV_END; |
| conv_1234_x923: as_u32(dst) = (as_u32(src) >> 8) ^ 0x800000; goto CONV_END; |
| conv_1234_329x: as_u32(dst) = (swab32(as_u32(src)) ^ 0x80) << 8; goto CONV_END; |
| conv_1234_9234: as_u32(dst) = as_u32(src) ^ 0x80000000; goto CONV_END; |
| conv_1234_4329: as_u32(dst) = swab32(as_u32(src)) ^ 0x80; goto CONV_END; |
| conv_1234_xxx4: as_u8(dst) = as_u32(src) & 0xff; goto CONV_END; |
| conv_1234_xx43: as_u16(dst) = swab16(as_u32(src)); goto CONV_END; |
| conv_1234_xx34: as_u16(dst) = as_u32(src) & 0xffff; goto CONV_END; |
| conv_1234_x432: as_u32(dst) = swab32(as_u32(src)) >> 8; goto CONV_END; |
| conv_1234_234x: as_u32(dst) = as_u32(src) << 8; goto CONV_END; |
| conv_1234_xxxC: as_u8(dst) = (as_u32(src) & 0xff) ^ 0x80; goto CONV_END; |
| conv_1234_xxC3: as_u16(dst) = swab16(as_u32(src) ^ 0x80); goto CONV_END; |
| conv_1234_xx3C: as_u16(dst) = (as_u32(src) & 0xffff) ^ 0x80; goto CONV_END; |
| conv_1234_xC32: as_u32(dst) = (swab32(as_u32(src)) >> 8) ^ 0x800000; goto CONV_END; |
| conv_1234_23Cx: as_u32(dst) = (as_u32(src) ^ 0x80) << 8; goto CONV_END; |
| conv_1234_C321: as_u32(dst) = swab32(as_u32(src) ^ 0x80); goto CONV_END; |
| conv_1234_123C: as_u32(dst) = as_u32(src) ^ 0x80; goto CONV_END; |
| } |
| #endif |
| |
| #ifdef GET_S16_LABELS |
| /* src_wid src_endswap unsigned */ |
| static void *get_s16_labels[4 * 2 * 2] = { |
| &&get_s16_xxx1_xx10, /* 8h -> 16h */ |
| &&get_s16_xxx1_xx90, /* 8h ^> 16h */ |
| &&get_s16_xxx1_xx10, /* 8s -> 16h */ |
| &&get_s16_xxx1_xx90, /* 8s ^> 16h */ |
| &&get_s16_xx12_xx12, /* 16h -> 16h */ |
| &&get_s16_xx12_xx92, /* 16h ^> 16h */ |
| &&get_s16_xx12_xx21, /* 16s -> 16h */ |
| &&get_s16_xx12_xxA1, /* 16s ^> 16h */ |
| &&get_s16_x123_xx12, /* 24h -> 16h */ |
| &&get_s16_x123_xx92, /* 24h ^> 16h */ |
| &&get_s16_123x_xx32, /* 24s -> 16h */ |
| &&get_s16_123x_xxB2, /* 24s ^> 16h */ |
| &&get_s16_1234_xx12, /* 32h -> 16h */ |
| &&get_s16_1234_xx92, /* 32h ^> 16h */ |
| &&get_s16_1234_xx43, /* 32s -> 16h */ |
| &&get_s16_1234_xxC3, /* 32s ^> 16h */ |
| }; |
| #endif |
| |
| #ifdef GET_S16_END |
| while(0) { |
| get_s16_xxx1_xx10: sample = (u_int16_t)as_u8(src) << 8; goto GET_S16_END; |
| get_s16_xxx1_xx90: sample = (u_int16_t)(as_u8(src) ^ 0x80) << 8; goto GET_S16_END; |
| get_s16_xx12_xx12: sample = as_u16(src); goto GET_S16_END; |
| get_s16_xx12_xx92: sample = as_u16(src) ^ 0x8000; goto GET_S16_END; |
| get_s16_xx12_xx21: sample = swab16(as_u16(src)); goto GET_S16_END; |
| get_s16_xx12_xxA1: sample = swab16(as_u16(src) ^ 0x80); goto GET_S16_END; |
| get_s16_x123_xx12: sample = as_u32(src) >> 8; goto GET_S16_END; |
| get_s16_x123_xx92: sample = (as_u32(src) >> 8) ^ 0x8000; goto GET_S16_END; |
| get_s16_123x_xx32: sample = swab16(as_u32(src) >> 8); goto GET_S16_END; |
| get_s16_123x_xxB2: sample = swab16((as_u32(src) >> 8) ^ 0x8000); goto GET_S16_END; |
| get_s16_1234_xx12: sample = as_u32(src) >> 16; goto GET_S16_END; |
| get_s16_1234_xx92: sample = (as_u32(src) >> 16) ^ 0x8000; goto GET_S16_END; |
| get_s16_1234_xx43: sample = swab16(as_u32(src)); goto GET_S16_END; |
| get_s16_1234_xxC3: sample = swab16(as_u32(src) ^ 0x80); goto GET_S16_END; |
| } |
| #endif |
| |
| #ifdef PUT_S16_LABELS |
| /* dst_wid dst_endswap unsigned */ |
| static void *put_s16_labels[4 * 2 * 2] = { |
| &&put_s16_xx12_xxx1, /* 16h -> 8h */ |
| &&put_s16_xx12_xxx9, /* 16h ^> 8h */ |
| &&put_s16_xx12_xxx1, /* 16h -> 8s */ |
| &&put_s16_xx12_xxx9, /* 16h ^> 8s */ |
| &&put_s16_xx12_xx12, /* 16h -> 16h */ |
| &&put_s16_xx12_xx92, /* 16h ^> 16h */ |
| &&put_s16_xx12_xx21, /* 16h -> 16s */ |
| &&put_s16_xx12_xx29, /* 16h ^> 16s */ |
| &&put_s16_xx12_x120, /* 16h -> 24h */ |
| &&put_s16_xx12_x920, /* 16h ^> 24h */ |
| &&put_s16_xx12_021x, /* 16h -> 24s */ |
| &&put_s16_xx12_029x, /* 16h ^> 24s */ |
| &&put_s16_xx12_1200, /* 16h -> 32h */ |
| &&put_s16_xx12_9200, /* 16h ^> 32h */ |
| &&put_s16_xx12_0021, /* 16h -> 32s */ |
| &&put_s16_xx12_0029, /* 16h ^> 32s */ |
| }; |
| #endif |
| |
| #ifdef PUT_S16_END |
| while (0) { |
| put_s16_xx12_xxx1: as_u8(dst) = sample >> 8; goto PUT_S16_END; |
| put_s16_xx12_xxx9: as_u8(dst) = (sample >> 8) ^ 0x80; goto PUT_S16_END; |
| put_s16_xx12_xx12: as_u16(dst) = sample; goto PUT_S16_END; |
| put_s16_xx12_xx92: as_u16(dst) = sample ^ 0x8000; goto PUT_S16_END; |
| put_s16_xx12_xx21: as_u16(dst) = swab16(sample); goto PUT_S16_END; |
| put_s16_xx12_xx29: as_u16(dst) = swab16(sample) ^ 0x80; goto PUT_S16_END; |
| put_s16_xx12_x120: as_u32(dst) = (u_int32_t)sample << 8; goto PUT_S16_END; |
| put_s16_xx12_x920: as_u32(dst) = (u_int32_t)(sample ^ 0x8000) << 8; goto PUT_S16_END; |
| put_s16_xx12_021x: as_u32(dst) = (u_int32_t)swab16(sample) << 8; goto PUT_S16_END; |
| put_s16_xx12_029x: as_u32(dst) = (u_int32_t)(swab16(sample) ^ 0x80) << 8; goto PUT_S16_END; |
| put_s16_xx12_1200: as_u32(dst) = (u_int32_t)sample << 16; goto PUT_S16_END; |
| put_s16_xx12_9200: as_u32(dst) = (u_int32_t)(sample ^ 0x8000) << 16; goto PUT_S16_END; |
| put_s16_xx12_0021: as_u32(dst) = (u_int32_t)swab16(sample); goto PUT_S16_END; |
| put_s16_xx12_0029: as_u32(dst) = (u_int32_t)swab16(sample) ^ 0x80; goto PUT_S16_END; |
| } |
| #endif |
| |
| #undef as_u8 |
| #undef as_u16 |
| #undef as_u32 |
| #undef as_s8 |
| #undef as_s16 |
| #undef as_s32 |
