| /* |
| * Copyright (c) 2006 Luca Barbato <lu_zero@gentoo.org> |
| * |
| * 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 "config.h" |
| #include "libavutil/attributes.h" |
| #include "libavutil/cpu.h" |
| #include "libavutil/float_dsp.h" |
| #include "libavutil/ppc/cpu.h" |
| #include "float_dsp_altivec.h" |
| #include "float_dsp_vsx.h" |
| |
| av_cold void ff_float_dsp_init_ppc(AVFloatDSPContext *fdsp, int bit_exact) |
| { |
| if (PPC_ALTIVEC(av_get_cpu_flags())) { |
| fdsp->vector_fmul = ff_vector_fmul_altivec; |
| fdsp->vector_fmul_add = ff_vector_fmul_add_altivec; |
| fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_altivec; |
| |
| if (!bit_exact) { |
| fdsp->vector_fmul_window = ff_vector_fmul_window_altivec; |
| } |
| } |
| |
| // The disabled function below are near identical to altivec and have |
| // been disabled to reduce code duplication |
| if (PPC_VSX(av_get_cpu_flags())) { |
| // fdsp->vector_fmul = ff_vector_fmul_vsx; |
| fdsp->vector_fmul_add = ff_vector_fmul_add_vsx; |
| // fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_vsx; |
| |
| // if (!bit_exact) { |
| // fdsp->vector_fmul_window = ff_vector_fmul_window_vsx; |
| // } |
| } |
| } |