1 ;******************************************************************************
2 ;* FLAC DSP SIMD optimizations
4 ;* Copyright (C) 2014 Loren Merritt
6 ;* This file is part of FFmpeg.
8 ;* FFmpeg is free software; you can redistribute it and/or
9 ;* modify it under the terms of the GNU Lesser General Public
10 ;* License as published by the Free Software Foundation; either
11 ;* version 2.1 of the License, or (at your option) any later version.
13 ;* FFmpeg is distributed in the hope that it will be useful,
14 ;* but WITHOUT ANY WARRANTY; without even the implied warranty of
15 ;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 ;* Lesser General Public License for more details.
18 ;* You should have received a copy of the GNU Lesser General Public
19 ;* License along with FFmpeg; if not, write to the Free Software
20 ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 ;******************************************************************************
23 %include "libavutil/x86/x86util.asm"
29 cglobal flac_lpc_32, 5,6,5, decoded, coeffs, pred_order, qlevel, len, j
32 lea decodedq, [decodedq+pred_orderq*4-8]
33 lea coeffsq, [coeffsq+pred_orderq*4]
38 movd m0, [decodedq+pred_orderq*4+8]
40 movd m1, [coeffsq+pred_orderq*4]
43 lea jq, [pred_orderq+1]
47 pmacsdql m2, m0, m1, m2
48 movd m0, [decodedq+jq*4]
49 pmacsdql m3, m1, m0, m3
50 movd m1, [coeffsq+jq*4]
54 pmacsdql m2, m0, m1, m2
61 pmacsdql m3, m1, m0, m3