diff options
Diffstat (limited to 'libavcodec/x86/dsputilenc_mmx.c')
| -rw-r--r-- | libavcodec/x86/dsputilenc_mmx.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/libavcodec/x86/dsputilenc_mmx.c b/libavcodec/x86/dsputilenc_mmx.c index 985b0cc..25df5d9 100644 --- a/libavcodec/x86/dsputilenc_mmx.c +++ b/libavcodec/x86/dsputilenc_mmx.c @@ -3,20 +3,20 @@ * Copyright (c) 2000, 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * MMX optimization by Nick Kurshev <nickols_k@mail.ru> @@ -423,8 +423,8 @@ static int nsse8_mmx(void *p, uint8_t * pix1, uint8_t * pix2, int line_size, int static int vsad_intra16_mmx(void *v, uint8_t * pix, uint8_t * dummy, int line_size, int h) { int tmp; - assert( (((int)pix) & 7) == 0); - assert((line_size &7) ==0); + av_assert2( (((int)pix) & 7) == 0); + av_assert2((line_size &7) ==0); #define SUM(in0, in1, out0, out1) \ "movq (%0), %%mm2\n"\ @@ -486,8 +486,8 @@ static int vsad_intra16_mmxext(void *v, uint8_t *pix, uint8_t *dummy, { int tmp; - assert( (((int)pix) & 7) == 0); - assert((line_size &7) ==0); + av_assert2( (((int)pix) & 7) == 0); + av_assert2((line_size &7) ==0); #define SUM(in0, in1, out0, out1) \ "movq (%0), " #out0 "\n"\ @@ -526,9 +526,9 @@ static int vsad_intra16_mmxext(void *v, uint8_t *pix, uint8_t *dummy, static int vsad16_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) { int tmp; - assert( (((int)pix1) & 7) == 0); - assert( (((int)pix2) & 7) == 0); - assert((line_size &7) ==0); + av_assert2( (((int)pix1) & 7) == 0); + av_assert2( (((int)pix2) & 7) == 0); + av_assert2((line_size &7) ==0); #define SUM(in0, in1, out0, out1) \ "movq (%0),%%mm2\n"\ @@ -606,9 +606,9 @@ static int vsad16_mmxext(void *v, uint8_t *pix1, uint8_t *pix2, { int tmp; - assert( (((int)pix1) & 7) == 0); - assert( (((int)pix2) & 7) == 0); - assert((line_size &7) ==0); + av_assert2( (((int)pix1) & 7) == 0); + av_assert2( (((int)pix2) & 7) == 0); + av_assert2((line_size &7) ==0); #define SUM(in0, in1, out0, out1) \ "movq (%0)," #out0 "\n"\ @@ -660,8 +660,9 @@ static int vsad16_mmxext(void *v, uint8_t *pix1, uint8_t *pix2, } #undef SUM -static void diff_bytes_mmx(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){ +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" |
