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49 lines
1.8 KiB
49 lines
1.8 KiB
;************************************************************************ |
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;* VC3/DNxHD SIMD functions |
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;* Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com> |
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;* Copyright (c) 2014 Tiancheng "Timothy" Gu <timothygu99@gmail.com> |
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;* |
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;* This file is part of Libav. |
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;* |
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;* Libav is free software; you can redistribute it and/or |
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;* modify it under the terms of the GNU Lesser General Public |
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;* License as published by the Free Software Foundation; either |
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;* version 2.1 of the License, or (at your option) any later version. |
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;* |
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;* Libav is distributed in the hope that it will be useful, |
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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;* Lesser General Public License for more details. |
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;* |
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;* You should have received a copy of the GNU Lesser General Public |
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;* License along with Libav; if not, write to the Free Software |
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;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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;****************************************************************************** |
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%include "libavutil/x86/x86util.asm" |
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section .text |
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; void get_pixels_8x4_sym_sse2(int16_t *block, const uint8_t *pixels, |
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; ptrdiff_t line_size) |
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INIT_XMM sse2 |
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cglobal get_pixels_8x4_sym, 3,3,5, block, pixels, linesize |
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pxor m4, m4 |
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movq m0, [pixelsq] |
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add pixelsq, linesizeq |
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movq m1, [pixelsq] |
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movq m2, [pixelsq+linesizeq] |
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movq m3, [pixelsq+linesizeq*2] |
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punpcklbw m0, m4 |
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punpcklbw m1, m4 |
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punpcklbw m2, m4 |
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punpcklbw m3, m4 |
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mova [blockq ], m0 |
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mova [blockq+16 ], m1 |
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mova [blockq+32 ], m2 |
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mova [blockq+48 ], m3 |
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mova [blockq+64 ], m3 |
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mova [blockq+80 ], m2 |
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mova [blockq+96 ], m1 |
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mova [blockq+112], m0 |
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RET
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