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Diffstat (limited to 'libavcodec/x86/dca.h')
| -rw-r--r-- | libavcodec/x86/dca.h | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/libavcodec/x86/dca.h b/libavcodec/x86/dca.h deleted file mode 100644 index 11d45ae61c..0000000000 --- a/libavcodec/x86/dca.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Copyright (c) 2012-2014 Christophe Gisquet <christophe.gisquet@gmail.com> - * - * 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 - */ - -#ifndef AVCODEC_X86_DCA_H -#define AVCODEC_X86_DCA_H - -#include "config.h" - -#if ARCH_X86_64 && HAVE_SSE2_INLINE -# include "libavutil/x86/asm.h" -# include "libavutil/mem.h" -#include "libavcodec/dcadsp.h" - -# define int8x8_fmul_int32 int8x8_fmul_int32 -static inline void int8x8_fmul_int32(av_unused DCADSPContext *dsp, - float *dst, const int8_t *src, int scale) -{ - DECLARE_ALIGNED(16, static const uint32_t, inverse16) = 0x3D800000; - __asm__ volatile ( - "cvtsi2ss %2, %%xmm0 \n\t" - "mulss %3, %%xmm0 \n\t" - "movq (%1), %%xmm1 \n\t" - "punpcklbw %%xmm1, %%xmm1 \n\t" - "movaps %%xmm1, %%xmm2 \n\t" - "punpcklwd %%xmm1, %%xmm1 \n\t" - "punpckhwd %%xmm2, %%xmm2 \n\t" - "psrad $24, %%xmm1 \n\t" - "psrad $24, %%xmm2 \n\t" - "shufps $0, %%xmm0, %%xmm0 \n\t" - "cvtdq2ps %%xmm1, %%xmm1 \n\t" - "cvtdq2ps %%xmm2, %%xmm2 \n\t" - "mulps %%xmm0, %%xmm1 \n\t" - "mulps %%xmm0, %%xmm2 \n\t" - "movaps %%xmm1, 0(%0) \n\t" - "movaps %%xmm2, 16(%0) \n\t" - :: "r"(dst), "r"(src), "m"(scale), "m"(inverse16) - XMM_CLOBBERS_ONLY("xmm0", "xmm1", "xmm2") - ); -} - -#endif /* ARCH_X86_64 && HAVE_SSE2_INLINE */ - -#endif /* AVCODEC_X86_DCA_H */ |