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304a1ed1e8
Add dependencies on HAVE_INLINE_ASM for files and parts of code where it is necessary. Signed-off-by: Nedeljko Babic <nbabic@mips.com> Reviewed-by: Vitor Sessak <vitor1001@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
188 lines
10 KiB
C
188 lines
10 KiB
C
/*
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* Copyright (c) 2012
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* MIPS Technologies, Inc., California.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Author: Nedeljko Babic (nbabic@mips.com)
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* Reference: libavcodec/amrwbdec.c
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*/
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#include "libavutil/avutil.h"
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#include "libavcodec/amrwbdata.h"
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#include "amrwbdec_mips.h"
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#if HAVE_INLINE_ASM
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void hb_fir_filter_mips(float *out, const float fir_coef[HB_FIR_SIZE + 1],
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float mem[HB_FIR_SIZE], const float *in)
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{
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int i;
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float data[AMRWB_SFR_SIZE_16k + HB_FIR_SIZE]; // past and current samples
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memcpy(data, mem, HB_FIR_SIZE * sizeof(float));
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memcpy(data + HB_FIR_SIZE, in, AMRWB_SFR_SIZE_16k * sizeof(float));
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for (i = 0; i < AMRWB_SFR_SIZE_16k; i++) {
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float output;
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float * p_data = (data+i);
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/**
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* inner loop is entirely unrolled and instructions are scheduled
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* to minimize pipeline stall
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*/
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__asm__ volatile(
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"mtc1 $zero, %[output] \n\t"
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"lwc1 $f0, 0(%[p_data]) \n\t"
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"lwc1 $f1, 0(%[fir_coef]) \n\t"
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"lwc1 $f2, 4(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f3, 4(%[fir_coef]) \n\t"
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"lwc1 $f4, 8(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f5, 8(%[fir_coef]) \n\t"
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"lwc1 $f0, 12(%[p_data]) \n\t"
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"lwc1 $f1, 12(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f2, 16(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f3, 16(%[fir_coef]) \n\t"
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"lwc1 $f4, 20(%[p_data]) \n\t"
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"lwc1 $f5, 20(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f0, 24(%[p_data]) \n\t"
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"lwc1 $f1, 24(%[fir_coef]) \n\t"
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"lwc1 $f2, 28(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f3, 28(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f4, 32(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f5, 32(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f0, 36(%[p_data]) \n\t"
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"lwc1 $f1, 36(%[fir_coef]) \n\t"
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"lwc1 $f2, 40(%[p_data]) \n\t"
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"lwc1 $f3, 40(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f4, 44(%[p_data]) \n\t"
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"lwc1 $f5, 44(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f0, 48(%[p_data]) \n\t"
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"lwc1 $f1, 48(%[fir_coef]) \n\t"
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"lwc1 $f2, 52(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f3, 52(%[fir_coef]) \n\t"
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"lwc1 $f4, 56(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f5, 56(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f0, 60(%[p_data]) \n\t"
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"lwc1 $f1, 60(%[fir_coef]) \n\t"
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"lwc1 $f2, 64(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f3, 64(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f4, 68(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f5, 68(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f0, 72(%[p_data]) \n\t"
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"lwc1 $f1, 72(%[fir_coef]) \n\t"
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"lwc1 $f2, 76(%[p_data]) \n\t"
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"lwc1 $f3, 76(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f4, 80(%[p_data]) \n\t"
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"lwc1 $f5, 80(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f0, 84(%[p_data]) \n\t"
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"lwc1 $f1, 84(%[fir_coef]) \n\t"
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"lwc1 $f2, 88(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f3, 88(%[fir_coef]) \n\t"
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"lwc1 $f4, 92(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f5, 92(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f0, 96(%[p_data]) \n\t"
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"lwc1 $f1, 96(%[fir_coef]) \n\t"
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"lwc1 $f2, 100(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f3, 100(%[fir_coef]) \n\t"
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"lwc1 $f4, 104(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f5, 104(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f0, 108(%[p_data]) \n\t"
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"lwc1 $f1, 108(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"lwc1 $f2, 112(%[p_data]) \n\t"
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"lwc1 $f3, 112(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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"lwc1 $f4, 116(%[p_data]) \n\t"
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"lwc1 $f5, 116(%[fir_coef]) \n\t"
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"lwc1 $f0, 120(%[p_data]) \n\t"
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"madd.s %[output], %[output], $f2, $f3 \n\t"
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"lwc1 $f1, 120(%[fir_coef]) \n\t"
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"madd.s %[output], %[output], $f4, $f5 \n\t"
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"madd.s %[output], %[output], $f0, $f1 \n\t"
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: [output]"=&f"(output)
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: [fir_coef]"r"(fir_coef), [p_data]"r"(p_data)
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: "$f0", "$f1", "$f2", "$f3", "$f4", "$f5"
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);
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out[i] = output;
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}
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memcpy(mem, data + AMRWB_SFR_SIZE_16k, HB_FIR_SIZE * sizeof(float));
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}
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#endif /* HAVE_INLINE_ASM */
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