| ;****************************************************************************** |
| ;* Pixel utilities SIMD |
| ;* |
| ;* Copyright (C) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
| ;* Copyright (C) 2014 Clément Bœsch <u pkh me> |
| ;* |
| ;* This file is part of FFmpeg. |
| ;* |
| ;* 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. |
| ;* |
| ;* 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 FFmpeg; if not, write to the Free Software |
| ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| ;****************************************************************************** |
| |
| %include "x86util.asm" |
| |
| SECTION .text |
| |
| ;------------------------------------------------------------------------------- |
| ; int ff_pixelutils_sad_8x8_mmx(const uint8_t *src1, ptrdiff_t stride1, |
| ; const uint8_t *src2, ptrdiff_t stride2); |
| ;------------------------------------------------------------------------------- |
| INIT_MMX mmx |
| cglobal pixelutils_sad_8x8, 4,4,0, src1, stride1, src2, stride2 |
| pxor m7, m7 |
| pxor m6, m6 |
| %rep 4 |
| mova m0, [src1q] |
| mova m2, [src1q + stride1q] |
| mova m1, [src2q] |
| mova m3, [src2q + stride2q] |
| psubusb m4, m0, m1 |
| psubusb m5, m2, m3 |
| psubusb m1, m0 |
| psubusb m3, m2 |
| por m1, m4 |
| por m3, m5 |
| punpcklbw m0, m1, m7 |
| punpcklbw m2, m3, m7 |
| punpckhbw m1, m7 |
| punpckhbw m3, m7 |
| paddw m0, m1 |
| paddw m2, m3 |
| paddw m0, m2 |
| paddw m6, m0 |
| lea src1q, [src1q + 2*stride1q] |
| lea src2q, [src2q + 2*stride2q] |
| %endrep |
| psrlq m0, m6, 32 |
| paddw m6, m0 |
| psrlq m0, m6, 16 |
| paddw m6, m0 |
| movd eax, m6 |
| movzx eax, ax |
| RET |
| |
| ;------------------------------------------------------------------------------- |
| ; int ff_pixelutils_sad_8x8_mmxext(const uint8_t *src1, ptrdiff_t stride1, |
| ; const uint8_t *src2, ptrdiff_t stride2); |
| ;------------------------------------------------------------------------------- |
| INIT_MMX mmxext |
| cglobal pixelutils_sad_8x8, 4,4,0, src1, stride1, src2, stride2 |
| pxor m2, m2 |
| %rep 4 |
| mova m0, [src1q] |
| mova m1, [src1q + stride1q] |
| psadbw m0, [src2q] |
| psadbw m1, [src2q + stride2q] |
| paddw m2, m0 |
| paddw m2, m1 |
| lea src1q, [src1q + 2*stride1q] |
| lea src2q, [src2q + 2*stride2q] |
| %endrep |
| movd eax, m2 |
| RET |
| |
| ;------------------------------------------------------------------------------- |
| ; int ff_pixelutils_sad_16x16_mmxext(const uint8_t *src1, ptrdiff_t stride1, |
| ; const uint8_t *src2, ptrdiff_t stride2); |
| ;------------------------------------------------------------------------------- |
| INIT_MMX mmxext |
| cglobal pixelutils_sad_16x16, 4,4,0, src1, stride1, src2, stride2 |
| pxor m2, m2 |
| %rep 16 |
| mova m0, [src1q] |
| mova m1, [src1q + 8] |
| psadbw m0, [src2q] |
| psadbw m1, [src2q + 8] |
| paddw m2, m0 |
| paddw m2, m1 |
| add src1q, stride1q |
| add src2q, stride2q |
| %endrep |
| movd eax, m2 |
| RET |
| |
| ;------------------------------------------------------------------------------- |
| ; int ff_pixelutils_sad_16x16_sse(const uint8_t *src1, ptrdiff_t stride1, |
| ; const uint8_t *src2, ptrdiff_t stride2); |
| ;------------------------------------------------------------------------------- |
| INIT_XMM sse2 |
| cglobal pixelutils_sad_16x16, 4,4,5, src1, stride1, src2, stride2 |
| movu m4, [src1q] |
| movu m2, [src2q] |
| movu m1, [src1q + stride1q] |
| movu m3, [src2q + stride2q] |
| psadbw m4, m2 |
| psadbw m1, m3 |
| paddw m4, m1 |
| %rep 7 |
| lea src1q, [src1q + 2*stride1q] |
| lea src2q, [src2q + 2*stride2q] |
| movu m0, [src1q] |
| movu m2, [src2q] |
| movu m1, [src1q + stride1q] |
| movu m3, [src2q + stride2q] |
| psadbw m0, m2 |
| psadbw m1, m3 |
| paddw m4, m0 |
| paddw m4, m1 |
| %endrep |
| movhlps m0, m4 |
| paddw m4, m0 |
| movd eax, m4 |
| RET |
| |
| ;------------------------------------------------------------------------------- |
| ; int ff_pixelutils_sad_[au]_16x16_sse(const uint8_t *src1, ptrdiff_t stride1, |
| ; const uint8_t *src2, ptrdiff_t stride2); |
| ;------------------------------------------------------------------------------- |
| %macro SAD_XMM_16x16 1 |
| INIT_XMM sse2 |
| cglobal pixelutils_sad_%1_16x16, 4,4,3, src1, stride1, src2, stride2 |
| mov%1 m2, [src2q] |
| psadbw m2, [src1q] |
| mov%1 m1, [src2q + stride2q] |
| psadbw m1, [src1q + stride1q] |
| paddw m2, m1 |
| %rep 7 |
| lea src1q, [src1q + 2*stride1q] |
| lea src2q, [src2q + 2*stride2q] |
| mov%1 m0, [src2q] |
| psadbw m0, [src1q] |
| mov%1 m1, [src2q + stride2q] |
| psadbw m1, [src1q + stride1q] |
| paddw m2, m0 |
| paddw m2, m1 |
| %endrep |
| movhlps m0, m2 |
| paddw m2, m0 |
| movd eax, m2 |
| RET |
| %endmacro |
| |
| SAD_XMM_16x16 a |
| SAD_XMM_16x16 u |