/* * Copyright (c) 2006 Luca Barbato * * 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 */ #include "util_altivec.h" #include "float_dsp_altivec.h" void ff_vector_fmul_altivec(float *dst, const float *src0, const float *src1, int len) { int i; vector float d0, d1, s, zero = (vector float)vec_splat_u32(0); for (i = 0; i < len - 7; i += 8) { d0 = vec_ld( 0, src0 + i); s = vec_ld( 0, src1 + i); d1 = vec_ld(16, src0 + i); d0 = vec_madd(d0, s, zero); d1 = vec_madd(d1, vec_ld(16, src1 + i), zero); vec_st(d0, 0, dst + i); vec_st(d1, 16, dst + i); } }