diff options
Diffstat (limited to 'libavcodec/x86/svq1enc.c')
-rw-r--r-- | libavcodec/x86/svq1enc.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/libavcodec/x86/svq1enc.c b/libavcodec/x86/svq1enc.c deleted file mode 100644 index 02b0a84b8c..0000000000 --- a/libavcodec/x86/svq1enc.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * This file is part of Libav. - * - * Libav 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, - * 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 - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "config.h" -#include "libavutil/attributes.h" -#include "libavutil/cpu.h" -#include "libavutil/x86/asm.h" -#include "libavutil/x86/cpu.h" -#include "libavcodec/svq1enc.h" - -#if HAVE_INLINE_ASM - -static int ssd_int8_vs_int16_mmx(const int8_t *pix1, const int16_t *pix2, - int size) -{ - int sum; - x86_reg i = size; - - __asm__ volatile ( - "pxor %%mm4, %%mm4 \n" - "1: \n" - "sub $8, %0 \n" - "movq (%2, %0), %%mm2 \n" - "movq (%3, %0, 2), %%mm0 \n" - "movq 8(%3, %0, 2), %%mm1 \n" - "punpckhbw %%mm2, %%mm3 \n" - "punpcklbw %%mm2, %%mm2 \n" - "psraw $8, %%mm3 \n" - "psraw $8, %%mm2 \n" - "psubw %%mm3, %%mm1 \n" - "psubw %%mm2, %%mm0 \n" - "pmaddwd %%mm1, %%mm1 \n" - "pmaddwd %%mm0, %%mm0 \n" - "paddd %%mm1, %%mm4 \n" - "paddd %%mm0, %%mm4 \n" - "jg 1b \n" - "movq %%mm4, %%mm3 \n" - "psrlq $32, %%mm3 \n" - "paddd %%mm3, %%mm4 \n" - "movd %%mm4, %1 \n" - : "+r" (i), "=r" (sum) - : "r" (pix1), "r" (pix2)); - - return sum; -} - -#endif /* HAVE_INLINE_ASM */ - -av_cold void ff_svq1enc_init_x86(SVQ1EncContext *c) -{ -#if HAVE_INLINE_ASM - int cpu_flags = av_get_cpu_flags(); - - if (INLINE_MMX(cpu_flags)) { - c->ssd_int8_vs_int16 = ssd_int8_vs_int16_mmx; - } -#endif /* HAVE_INLINE_ASM */ -} |