From 219a6fb61cb9e6f534f20dc3313442f89b0ffd42 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 17 Mar 2012 20:45:45 +0100 Subject: [PATCH] dsp: fix diff_bytes_mmx() with small width Fixes Ticket1068 Signed-off-by: Michael Niedermayer --- libavcodec/x86/dsputilenc_mmx.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/x86/dsputilenc_mmx.c b/libavcodec/x86/dsputilenc_mmx.c index accfe61be2..bf439ca5df 100644 --- a/libavcodec/x86/dsputilenc_mmx.c +++ b/libavcodec/x86/dsputilenc_mmx.c @@ -823,6 +823,7 @@ static int vsad16_mmx2(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, i static void diff_bytes_mmx(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w){ x86_reg i=0; + if(w>=16) __asm__ volatile( "1: \n\t" "movq (%2, %0), %%mm0 \n\t"