put_1234_4329: as_u32(dst) = bswap_32(sample) ^ 0x80; goto PUT_END;
#endif
+#ifdef NORMS_LABELS
+static inline void _norms(const void *src, void *dst,
+ int src_wid,
+ int dst_sign, int dst_wid, int dst_end)
+{
+ int32_t s;
+ switch (src_wid) {
+ case 8:
+ s = *(int8_t*)src;
+ if (s >= 0x7f)
+ goto _min;
+ else if (s <= -0x80)
+ goto _max;
+ break;
+ case 16:
+ s = *(int16_t*)src;
+ if (s >= 0x7fff)
+ goto _min;
+ else if (s <= -0x8000)
+ goto _max;
+ break;
+ case 24:
+ s = *(int32_t*)src;
+ if (s >= 0x7fffff)
+ goto _min;
+ else if (s <= -0x800000)
+ goto _max;
+ break;
+ case 32:
+ {
+ int64_t s64;
+ s64 = *(int64_t*)src;
+ if (s64 >= 0x7fffffff)
+ goto _min;
+ else if (s64 <= -0x80000000)
+ goto _max;
+ s = s64;
+ break;
+ }
+ default:
+ assert(0);
+ return;
+ }
+ if (src_wid < dst_wid) {
+ unsigned int bits = dst_wid - src_wid;
+ s *= 1 << bits;
+ } else if (src_wid > dst_wid) {
+ unsigned int bits = src_wid - dst_wid;
+ s = (s + (1 << (bits - 1)))/ (1 << bits);
+ }
+ if (!dst_sign)
+ s += (1U << (dst_wid - 1));
+ switch (dst_wid) {
+ case 8:
+ *(u_int8_t*)dst = s;
+ break;
+ case 16:
+ if (dst_end)
+ s = bswap_16(s);
+ *(u_int16_t*)dst = s;
+ break;
+ case 24:
+ case 32:
+ if (dst_end)
+ s = bswap_32(s);
+ *(u_int32_t*)dst = s;
+ break;
+ }
+ return;
+
+ _min:
+ switch (dst_wid) {
+ case 8:
+ if (dst_sign)
+ *(u_int8_t*)dst = 0x80;
+ else
+ *(u_int8_t*)dst = 0;
+ break;
+ case 16:
+ if (dst_sign)
+ *(u_int16_t*)dst = dst_end ? 0x0080 : 0x8000;
+ else
+ *(u_int16_t*)dst = 0;
+ break;
+ case 24:
+ if (dst_sign)
+ *(u_int32_t*)dst = dst_end ? 0x00008000 : 0x00800000;
+ else
+ *(u_int32_t*)dst = 0;
+ break;
+ case 32:
+ if (dst_sign)
+ *(u_int32_t*)dst = dst_end ? 0x00000080 : 0x80000000;
+ else
+ *(u_int32_t*)dst = 0;
+ break;
+ default:
+ assert(0);
+ break;
+ }
+ return;
+
+ _max:
+ switch (dst_wid) {
+ case 8:
+ if (dst_sign)
+ *(u_int8_t*)dst = 0x7f;
+ else
+ *(u_int8_t*)dst = 0xff;
+ break;
+ case 16:
+ if (dst_sign)
+ *(u_int16_t*)dst = dst_end ? 0xff7f : 0x7fff;
+ else
+ *(u_int16_t*)dst = 0;
+ break;
+ case 24:
+ if (dst_sign)
+ *(u_int32_t*)dst = dst_end ? 0xffff7f00 : 0x007fffff;
+ else
+ *(u_int32_t*)dst = 0;
+ break;
+ case 32:
+ if (dst_sign)
+ *(u_int32_t*)dst = dst_end ? 0xffffff7f : 0x7fffffff;
+ else
+ *(u_int32_t*)dst = 0;
+ break;
+ default:
+ assert(0);
+ break;
+ }
+ return;
+}
+
+/* src_wid dst_sign dst_wid dst_end */
+static void *norms_labels[4 * 2 * 4 * 2] = {
+ &&norms_8_u8, /* s8 -> u8 */
+ &&norms_8_u8, /* s8 -> u8 */
+ &&norms_8_u16h, /* s8 -> u16h */
+ &&norms_8_u16s, /* s8 -> u16s */
+ &&norms_8_u24h, /* s8 -> u24h */
+ &&norms_8_u24s, /* s8 -> u24s */
+ &&norms_8_u32h, /* s8 -> u32h */
+ &&norms_8_u32s, /* s8 -> u32s */
+ &&norms_8_s8, /* s8 -> s8 */
+ &&norms_8_s8, /* s8 -> s8 */
+ &&norms_8_s16h, /* s8 -> s16h */
+ &&norms_8_s16s, /* s8 -> s16s */
+ &&norms_8_s24h, /* s8 -> s24h */
+ &&norms_8_s24s, /* s8 -> s24s */
+ &&norms_8_s32h, /* s8 -> s32h */
+ &&norms_8_s32s, /* s8 -> s32s */
+ &&norms_16_u8, /* s16 -> u8 */
+ &&norms_16_u8, /* s16 -> u8 */
+ &&norms_16_u16h, /* s16 -> u16h */
+ &&norms_16_u16s, /* s16 -> u16s */
+ &&norms_16_u24h, /* s16 -> u24h */
+ &&norms_16_u24s, /* s16 -> u24s */
+ &&norms_16_u32h, /* s16 -> u32h */
+ &&norms_16_u32s, /* s16 -> u32s */
+ &&norms_16_s8, /* s16 -> s8 h*/
+ &&norms_16_s8, /* s16 -> s8 */
+ &&norms_16_s16h, /* s16 -> s16h */
+ &&norms_16_s16s, /* s16 -> s16s */
+ &&norms_16_s24h, /* s16 -> s24h */
+ &&norms_16_s24s, /* s16 -> s24s */
+ &&norms_16_s32h, /* s16 -> s32h */
+ &&norms_16_s32s, /* s16 -> s32s */
+ &&norms_24_u8, /* s24 -> u8 */
+ &&norms_24_u8, /* s24 -> u8 */
+ &&norms_24_u16h, /* s24 -> u16h */
+ &&norms_24_u16s, /* s24 -> u16s */
+ &&norms_24_u24h, /* s24 -> u24h */
+ &&norms_24_u24s, /* s24 -> u24s */
+ &&norms_24_u32h, /* s24 -> u32h */
+ &&norms_24_u32s, /* s24 -> u32s */
+ &&norms_24_s8, /* s24 -> s8 */
+ &&norms_24_s8, /* s24 -> s8 */
+ &&norms_24_s16h, /* s24 -> s16h */
+ &&norms_24_s16s, /* s24 -> s16s */
+ &&norms_24_s24h, /* s24 -> s24h */
+ &&norms_24_s24s, /* s24 -> s24s */
+ &&norms_24_s32h, /* s24 -> s32h */
+ &&norms_24_s32s, /* s24 -> s32s */
+ &&norms_32_u8, /* s32 -> u8 */
+ &&norms_32_u8, /* s32 -> u8 */
+ &&norms_32_u16h, /* s32 -> u16h */
+ &&norms_32_u16s, /* s32 -> u16s */
+ &&norms_32_u24h, /* s32 -> u24h */
+ &&norms_32_u24s, /* s32 -> u24s */
+ &&norms_32_u32h, /* s32 -> u32h */
+ &&norms_32_u32s, /* s32 -> u32s */
+ &&norms_32_s8, /* s32 -> s8 */
+ &&norms_32_s8, /* s32 -> s8 */
+ &&norms_32_s16h, /* s32 -> s16h */
+ &&norms_32_s16s, /* s32 -> s16s */
+ &&norms_32_s24h, /* s32 -> s24h */
+ &&norms_32_s24s, /* s32 -> s24s */
+ &&norms_32_s32h, /* s32 -> s32h */
+ &&norms_32_s32s, /* s32 -> s32s */
+};
+#endif
+
+#ifdef NORMS_END
+norms_8_u8: _norms(src, dst, 8, 0, 8, 0); goto NORMS_END;
+norms_8_u16h: _norms(src, dst, 8, 0, 16, 0); goto NORMS_END;
+norms_8_u16s: _norms(src, dst, 8, 0, 16, 1); goto NORMS_END;
+norms_8_u24h: _norms(src, dst, 8, 0, 24, 0); goto NORMS_END;
+norms_8_u24s: _norms(src, dst, 8, 0, 24, 1); goto NORMS_END;
+norms_8_u32h: _norms(src, dst, 8, 0, 32, 0); goto NORMS_END;
+norms_8_u32s: _norms(src, dst, 8, 0, 32, 1); goto NORMS_END;
+norms_8_s8: _norms(src, dst, 8, 1, 8, 0); goto NORMS_END;
+norms_8_s16h: _norms(src, dst, 8, 1, 16, 0); goto NORMS_END;
+norms_8_s16s: _norms(src, dst, 8, 1, 16, 1); goto NORMS_END;
+norms_8_s24h: _norms(src, dst, 8, 1, 24, 0); goto NORMS_END;
+norms_8_s24s: _norms(src, dst, 8, 1, 24, 1); goto NORMS_END;
+norms_8_s32h: _norms(src, dst, 8, 1, 32, 0); goto NORMS_END;
+norms_8_s32s: _norms(src, dst, 8, 1, 32, 1); goto NORMS_END;
+norms_16_u8: _norms(src, dst, 16, 0, 8, 0); goto NORMS_END;
+norms_16_u16h: _norms(src, dst, 16, 0, 16, 0); goto NORMS_END;
+norms_16_u16s: _norms(src, dst, 16, 0, 16, 1); goto NORMS_END;
+norms_16_u24h: _norms(src, dst, 16, 0, 24, 0); goto NORMS_END;
+norms_16_u24s: _norms(src, dst, 16, 0, 24, 1); goto NORMS_END;
+norms_16_u32h: _norms(src, dst, 16, 0, 32, 0); goto NORMS_END;
+norms_16_u32s: _norms(src, dst, 16, 0, 32, 1); goto NORMS_END;
+norms_16_s8: _norms(src, dst, 16, 1, 8, 0); goto NORMS_END;
+norms_16_s16h: _norms(src, dst, 16, 1, 16, 0); goto NORMS_END;
+norms_16_s16s: _norms(src, dst, 16, 1, 16, 1); goto NORMS_END;
+norms_16_s24h: _norms(src, dst, 16, 1, 24, 0); goto NORMS_END;
+norms_16_s24s: _norms(src, dst, 16, 1, 24, 1); goto NORMS_END;
+norms_16_s32h: _norms(src, dst, 16, 1, 32, 0); goto NORMS_END;
+norms_16_s32s: _norms(src, dst, 16, 1, 32, 1); goto NORMS_END;
+norms_24_u8: _norms(src, dst, 24, 0, 8, 0); goto NORMS_END;
+norms_24_u16h: _norms(src, dst, 24, 0, 16, 0); goto NORMS_END;
+norms_24_u16s: _norms(src, dst, 24, 0, 16, 1); goto NORMS_END;
+norms_24_u24h: _norms(src, dst, 24, 0, 24, 0); goto NORMS_END;
+norms_24_u24s: _norms(src, dst, 24, 0, 24, 1); goto NORMS_END;
+norms_24_u32h: _norms(src, dst, 24, 0, 32, 0); goto NORMS_END;
+norms_24_u32s: _norms(src, dst, 24, 0, 32, 1); goto NORMS_END;
+norms_24_s8: _norms(src, dst, 24, 1, 8, 0); goto NORMS_END;
+norms_24_s16h: _norms(src, dst, 24, 1, 16, 0); goto NORMS_END;
+norms_24_s16s: _norms(src, dst, 24, 1, 16, 1); goto NORMS_END;
+norms_24_s24h: _norms(src, dst, 24, 1, 24, 0); goto NORMS_END;
+norms_24_s24s: _norms(src, dst, 24, 1, 24, 1); goto NORMS_END;
+norms_24_s32h: _norms(src, dst, 24, 1, 32, 0); goto NORMS_END;
+norms_24_s32s: _norms(src, dst, 24, 1, 32, 1); goto NORMS_END;
+norms_32_u8: _norms(src, dst, 32, 0, 8, 0); goto NORMS_END;
+norms_32_u16h: _norms(src, dst, 32, 0, 16, 0); goto NORMS_END;
+norms_32_u16s: _norms(src, dst, 32, 0, 16, 1); goto NORMS_END;
+norms_32_u24h: _norms(src, dst, 32, 0, 24, 0); goto NORMS_END;
+norms_32_u24s: _norms(src, dst, 32, 0, 24, 1); goto NORMS_END;
+norms_32_u32h: _norms(src, dst, 32, 0, 32, 0); goto NORMS_END;
+norms_32_u32s: _norms(src, dst, 32, 0, 32, 1); goto NORMS_END;
+norms_32_s8: _norms(src, dst, 32, 1, 8, 0); goto NORMS_END;
+norms_32_s16h: _norms(src, dst, 32, 1, 16, 0); goto NORMS_END;
+norms_32_s16s: _norms(src, dst, 32, 1, 16, 1); goto NORMS_END;
+norms_32_s24h: _norms(src, dst, 32, 1, 24, 0); goto NORMS_END;
+norms_32_s24s: _norms(src, dst, 32, 1, 24, 1); goto NORMS_END;
+norms_32_s32h: _norms(src, dst, 32, 1, 32, 0); goto NORMS_END;
+norms_32_s32s: _norms(src, dst, 32, 1, 32, 1); goto NORMS_END;
+#endif
+
#undef as_u8
#undef as_u16
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