diff options
| -rw-r--r-- | libavutil/bswap.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libavutil/bswap.h b/libavutil/bswap.h index 03d613db2d..8ef01b22f0 100644 --- a/libavutil/bswap.h +++ b/libavutil/bswap.h @@ -125,6 +125,18 @@ static av_always_inline uint32_t bswap_32(uint32_t x){ : "+r"(x), "+r"(t)); return x; } + +#elif defined(ARCH_BFIN) +static av_always_inline uint32_t bswap_32(uint32_t x){ + unsigned tmp; + asm("%1 = %0 >> 8 (V);\n\t" + "%0 = %0 << 8 (V);\n\t" + "%0 = %0 | %1;\n\t" + "%0 = PACK(%0.L, %0.H);\n\t" + : "+d"(x), "=&d"(tmp)); + return x; +} + #else static av_always_inline uint32_t bswap_32(uint32_t x){ x= ((x<<8)&0xFF00FF00) | ((x>>8)&0x00FF00FF); |