1 ;*****************************************************************************
2 ;* x86-optimized Float DSP functions
4 ;* Copyright 2016 James Almer
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 "x86util.asm"
27 ;-----------------------------------------------------------------------------
28 ; void ff_butterflies_fixed(float *src0, float *src1, int len);
29 ;-----------------------------------------------------------------------------
31 cglobal butterflies_fixed, 3,3,3, src0, src1, len
39 mova m0, [src0q + lenq]
40 mova m1, [src1q + lenq]
44 mova [src0q + lenq], m0
45 mova [src1q + lenq], m2