diff options
Diffstat (limited to 'ffmpeg/libavcodec/mips/acelp_vectors_mips.c')
| -rw-r--r-- | ffmpeg/libavcodec/mips/acelp_vectors_mips.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/ffmpeg/libavcodec/mips/acelp_vectors_mips.c b/ffmpeg/libavcodec/mips/acelp_vectors_mips.c deleted file mode 100644 index 8770df8..0000000 --- a/ffmpeg/libavcodec/mips/acelp_vectors_mips.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Copyright (c) 2012 - * MIPS Technologies, Inc., California. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the MIPS Technologies, Inc., nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * Author: Nedeljko Babic (nbabic@mips.com) - * - * adaptive and fixed codebook vector operations for ACELP-based codecs - * optimized for MIPS - * - * 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 - */ - -/** - * @file - * Reference: libavcodec/acelp_vectors.c - */ -#include "config.h" -#include "libavcodec/acelp_vectors.h" - -#if HAVE_INLINE_ASM -static void ff_weighted_vector_sumf_mips( - float *out, const float *in_a, const float *in_b, - float weight_coeff_a, float weight_coeff_b, int length) -{ - const float *a_end = in_a + length; - - /* loop unrolled two times */ - __asm__ volatile ( - "blez %[length], ff_weighted_vector_sumf_end%= \n\t" - - "ff_weighted_vector_sumf_madd%=: \n\t" - "lwc1 $f0, 0(%[in_a]) \n\t" - "lwc1 $f3, 4(%[in_a]) \n\t" - "lwc1 $f1, 0(%[in_b]) \n\t" - "lwc1 $f4, 4(%[in_b]) \n\t" - "mul.s $f2, %[weight_coeff_a], $f0 \n\t" - "mul.s $f5, %[weight_coeff_a], $f3 \n\t" - "madd.s $f2, $f2, %[weight_coeff_b], $f1 \n\t" - "madd.s $f5, $f5, %[weight_coeff_b], $f4 \n\t" - "addiu %[in_a], 8 \n\t" - "addiu %[in_b], 8 \n\t" - "swc1 $f2, 0(%[out]) \n\t" - "swc1 $f5, 4(%[out]) \n\t" - "addiu %[out], 8 \n\t" - "bne %[in_a], %[a_end], ff_weighted_vector_sumf_madd%= \n\t" - - "ff_weighted_vector_sumf_end%=: \n\t" - - : [out] "+r" (out), [in_a] "+r" (in_a), [in_b] "+r" (in_b) - : [weight_coeff_a] "f" (weight_coeff_a), - [weight_coeff_b] "f" (weight_coeff_b), - [length] "r" (length), [a_end]"r"(a_end) - : "$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "memory" - ); -} -#endif /* HAVE_INLINE_ASM */ - -void ff_acelp_vectors_init_mips(ACELPVContext *c) -{ -#if HAVE_INLINE_ASM - c->weighted_vector_sumf = ff_weighted_vector_sumf_mips; -#endif -} |