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FFmpeg/libavcodec/mips/mpegaudiodsp_mips_float.c
Nedeljko Babic 6d74e3c6f2 Optimization of MP3 decoders for MIPS 
MP3 fixed and floating point decoders are optimized
 for MIPS architecture.

Signed-off-by: Nedeljko Babic <nbabic@mips.com>
Reviewed-by: Vitor Sessak <vitor1001@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-07-05 12:24:03 +02:00

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/*
* 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: Bojan Zivkovic (bojan@mips.com)
*
* MPEG Audio decoder optimized for MIPS floating-point architecture
*
* 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/mpegaudiodsp_template.c
* libavcodec/dct32.c
*/
#include <string.h>
#include "libavcodec/mpegaudiodsp.h"
static void ff_mpadsp_apply_window_mips_float(float *synth_buf, float *window,
int *dither_state, float *samples, int incr)
{
register const float *w, *w2, *p;
int j;
float *samples2;
float sum, sum2;
/* temporary variables */
int incr1 = incr << 2;
int t_sample;
float in1, in2, in3, in4, in5, in6, in7, in8;
float *p2;
/* copy to avoid wrap */
memcpy(synth_buf + 512, synth_buf, 32 * sizeof(*synth_buf));
/**
* instructions are scheduled to minimize pipeline stall.
* use of round_sample function from the original code is
* changed with appropriate assembly instructions.
*/
__asm__ __volatile__ (
"lwc1 %[sum], 0(%[dither_state]) \t\n"
"sll %[t_sample], %[incr1], 5 \t\n"
"sub %[t_sample], %[t_sample], %[incr1] \n\t"
"li %[j], 4 \t\n"
"lwc1 %[in1], 0(%[window]) \t\n"
"lwc1 %[in2], 16*4(%[synth_buf]) \t\n"
"sw $zero, 0(%[dither_state]) \t\n"
"lwc1 %[in3], 64*4(%[window]) \t\n"
"lwc1 %[in4], 80*4(%[synth_buf]) \t\n"
"addu %[samples2], %[samples], %[t_sample] \t\n"
"madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in5], 128*4(%[window]) \t\n"
"lwc1 %[in6], 144*4(%[synth_buf]) \t\n"
"lwc1 %[in7], 192*4(%[window]) \t\n"
"madd.s %[sum], %[sum], %[in3], %[in4] \t\n"
"lwc1 %[in8], 208*4(%[synth_buf]) \t\n"
"lwc1 %[in1], 256*4(%[window]) \t\n"
"lwc1 %[in2], 272*4(%[synth_buf]) \t\n"
"madd.s %[sum], %[sum], %[in5], %[in6] \t\n"
"lwc1 %[in3], 320*4(%[window]) \t\n"
"lwc1 %[in4], 336*4(%[synth_buf]) \t\n"
"lwc1 %[in5], 384*4(%[window]) \t\n"
"madd.s %[sum], %[sum], %[in7], %[in8] \t\n"
"lwc1 %[in6], 400*4(%[synth_buf]) \t\n"
"lwc1 %[in7], 448*4(%[window]) \t\n"
"lwc1 %[in8], 464*4(%[synth_buf]) \t\n"
"madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in1], 32*4(%[window]) \t\n"
"lwc1 %[in2], 48*4(%[synth_buf]) \t\n"
"madd.s %[sum], %[sum], %[in3], %[in4] \t\n"
"lwc1 %[in3], 96*4(%[window]) \t\n"
"lwc1 %[in4], 112*4(%[synth_buf]) \t\n"
"madd.s %[sum], %[sum], %[in5], %[in6] \t\n"
"lwc1 %[in5], 160*4(%[window]) \t\n"
"lwc1 %[in6], 176*4(%[synth_buf]) \t\n"
"madd.s %[sum], %[sum], %[in7], %[in8] \t\n"
"lwc1 %[in7], 224*4(%[window]) \t\n"
"lwc1 %[in8], 240*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in1], 288*4(%[window]) \t\n"
"lwc1 %[in2], 304*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in3], %[in4] \t\n"
"lwc1 %[in3], 352*4(%[window]) \t\n"
"lwc1 %[in4], 368*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
"lwc1 %[in5], 416*4(%[window]) \t\n"
"lwc1 %[in6], 432*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
"lwc1 %[in7], 480*4(%[window]) \t\n"
"lwc1 %[in8], 496*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
"addu %[w], %[window], 4 \t\n"
"nmsub.s %[sum], %[sum], %[in3], %[in4] \t\n"
"addu %[w2], %[window], 124 \t\n"
"addiu %[p], %[synth_buf], 68 \t\n"
"addiu %[p2], %[synth_buf], 188 \t\n"
"nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
"nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
"swc1 %[sum], 0(%[samples]) \t\n"
"addu %[samples], %[samples], %[incr1] \t\n"
/* calculate two samples at the same time to avoid one memory
access per two sample */
"ff_mpadsp_apply_window_loop%=: \t\n"
"lwc1 %[in1], 0(%[w]) \t\n"
"lwc1 %[in2], 0(%[p]) \t\n"
"lwc1 %[in3], 0(%[w2]) \t\n"
"lwc1 %[in4], 64*4(%[w]) \t\n"
"lwc1 %[in5], 64*4(%[p]) \t\n"
"lwc1 %[in6], 64*4(%[w2]) \t\n"
"mul.s %[sum], %[in1], %[in2] \t\n"
"mul.s %[sum2], %[in2], %[in3] \t\n"
"lwc1 %[in1], 128*4(%[w]) \t\n"
"lwc1 %[in2], 128*4(%[p]) \t\n"
"madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
"nmadd.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"lwc1 %[in3], 128*4(%[w2]) \t\n"
"lwc1 %[in4], 192*4(%[w]) \t\n"
"madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in5], 192*4(%[p]) \t\n"
"lwc1 %[in6], 192*4(%[w2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
"lwc1 %[in1], 256*4(%[w]) \t\n"
"lwc1 %[in2], 256*4(%[p]) \t\n"
"madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
"nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"lwc1 %[in3], 256*4(%[w2]) \t\n"
"lwc1 %[in4], 320*4(%[w]) \t\n"
"madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in5], 320*4(%[p]) \t\n"
"lwc1 %[in6], 320*4(%[w2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
"lwc1 %[in1], 384*4(%[w]) \t\n"
"lwc1 %[in2], 384*4(%[p]) \t\n"
"madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
"nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"lwc1 %[in3], 384*4(%[w2]) \t\n"
"lwc1 %[in4], 448*4(%[w]) \t\n"
"madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in5], 448*4(%[p]) \t\n"
"lwc1 %[in6], 448*4(%[w2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
"madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
"lwc1 %[in1], 32*4(%[w]) \t\n"
"lwc1 %[in2], 0(%[p2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"lwc1 %[in3], 32*4(%[w2]) \t\n"
"lwc1 %[in4], 96*4(%[w]) \t\n"
"lwc1 %[in5], 64*4(%[p2]) \t\n"
"nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in6], 96*4(%[w2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
"lwc1 %[in1], 160*4(%[w]) \t\n"
"nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
"lwc1 %[in2], 128*4(%[p2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"lwc1 %[in3], 160*4(%[w2]) \t\n"
"lwc1 %[in4], 224*4(%[w]) \t\n"
"lwc1 %[in5], 192*4(%[p2]) \t\n"
"nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in6], 224*4(%[w2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
"lwc1 %[in1], 288*4(%[w]) \t\n"
"nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
"lwc1 %[in2], 256*4(%[p2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"lwc1 %[in3], 288*4(%[w2]) \t\n"
"lwc1 %[in4], 352*4(%[w]) \t\n"
"lwc1 %[in5], 320*4(%[p2]) \t\n"
"nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in6], 352*4(%[w2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
"lwc1 %[in1], 416*4(%[w]) \t\n"
"nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
"lwc1 %[in2], 384*4(%[p2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"lwc1 %[in3], 416*4(%[w2]) \t\n"
"lwc1 %[in4], 480*4(%[w]) \t\n"
"lwc1 %[in5], 448*4(%[p2]) \t\n"
"nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in6], 480*4(%[w2]) \t\n"
"nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
"addiu %[w], %[w], 4 \t\n"
"nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
"addiu %[w2], %[w2], -4 \t\n"
"nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
"addu %[j], %[j], 4 \t\n"
"addiu %[p], 4 \t\n"
"swc1 %[sum], 0(%[samples]) \t\n"
"addiu %[p2], -4 \t\n"
"swc1 %[sum2], 0(%[samples2]) \t\n"
"addu %[samples], %[samples], %[incr1] \t\n"
"subu %[samples2], %[samples2], %[incr1] \t\n"
"bne %[j], 64, ff_mpadsp_apply_window_loop%= \t\n"
"lwc1 %[in1], 48*4(%[window]) \t\n"
"lwc1 %[in2], 32*4(%[synth_buf]) \t\n"
"lwc1 %[in3], 112*4(%[window]) \t\n"
"lwc1 %[in4], 96*4(%[synth_buf]) \t\n"
"lwc1 %[in5], 176*4(%[window]) \t\n"
"lwc1 %[in6], 160*4(%[synth_buf]) \t\n"
"mul.s %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in7], 240*4(%[window]) \t\n"
"lwc1 %[in8], 224*4(%[synth_buf]) \t\n"
"lwc1 %[in1], 304*4(%[window]) \t\n"
"nmadd.s %[sum], %[sum], %[in3], %[in4] \t\n"
"lwc1 %[in2], 288*4(%[synth_buf]) \t\n"
"lwc1 %[in3], 368*4(%[window]) \t\n"
"lwc1 %[in4], 352*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
"nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
"lwc1 %[in5], 432*4(%[window]) \t\n"
"lwc1 %[in6], 416*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
"lwc1 %[in7], 496*4(%[window]) \t\n"
"lwc1 %[in8], 480*4(%[synth_buf]) \t\n"
"nmsub.s %[sum], %[sum], %[in3], %[in4] \t\n"
"nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
"nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
"swc1 %[sum], 0(%[samples]) \t\n"
: [sum] "=&f" (sum), [sum2] "=&f" (sum2),
[w2] "=&r" (w2), [w] "=&r" (w),
[p] "=&r" (p), [p2] "=&r" (p2), [j] "=&r" (j),
[samples] "+r" (samples), [samples2] "=&r" (samples2),
[in1] "=&f" (in1), [in2] "=&f" (in2),
[in3] "=&f" (in3), [in4] "=&f" (in4),
[in5] "=&f" (in5), [in6] "=&f" (in6),
[in7] "=&f" (in7), [in8] "=&f" (in8),
[t_sample] "=&r" (t_sample)
: [synth_buf] "r" (synth_buf), [window] "r" (window),
[dither_state] "r" (dither_state), [incr1] "r" (incr1)
);
}
static void ff_dct32_mips_float(float *out, const float *tab)
{
float val0 , val1 , val2 , val3 , val4 , val5 , val6 , val7,
val8 , val9 , val10, val11, val12, val13, val14, val15,
val16, val17, val18, val19, val20, val21, val22, val23,
val24, val25, val26, val27, val28, val29, val30, val31;
float fTmp1, fTmp2, fTmp3, fTmp4, fTmp5, fTmp6, fTmp7, fTmp8,
fTmp9, fTmp10, fTmp11;
/**
* instructions are scheduled to minimize pipeline stall.
*/
__asm__ __volatile__ (
"lwc1 %[fTmp1], 0*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 31*4(%[tab]) \n\t"
"lwc1 %[fTmp3], 15*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 16*4(%[tab]) \n\t"
"li.s %[fTmp7], 0.50241928618815570551 \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp10], 0.50060299823519630134 \n\t"
"li.s %[fTmp11], 10.19000812354805681150 \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"add.s %[val0], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val15], %[fTmp5], %[fTmp6] \n\t"
"lwc1 %[fTmp1], 7*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 24*4(%[tab]) \n\t"
"madd.s %[val16], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val31], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"mul.s %[val15], %[val15], %[fTmp7] \n\t"
"lwc1 %[fTmp3], 8*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 23*4(%[tab]) \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"mul.s %[val31], %[val31], %[fTmp7] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp7], 5.10114861868916385802 \n\t"
"li.s %[fTmp10], 0.67480834145500574602 \n\t"
"li.s %[fTmp11], 0.74453627100229844977 \n\t"
"add.s %[val7], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val8], %[fTmp5], %[fTmp6] \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"li.s %[fTmp1], 0.50979557910415916894 \n\t"
"sub.s %[fTmp2], %[val0], %[val7] \n\t"
"mul.s %[val8], %[val8], %[fTmp7] \n\t"
"madd.s %[val23], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val24], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"add.s %[val0], %[val0], %[val7] \n\t"
"mul.s %[val7], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp2], %[val15], %[val8] \n\t"
"add.s %[val8], %[val15], %[val8] \n\t"
"mul.s %[val24], %[val24], %[fTmp7] \n\t"
"sub.s %[fTmp3], %[val16], %[val23] \n\t"
"add.s %[val16], %[val16], %[val23] \n\t"
"mul.s %[val15], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp4], %[val31], %[val24] \n\t"
"mul.s %[val23], %[fTmp1], %[fTmp3] \n\t"
"add.s %[val24], %[val31], %[val24] \n\t"
"mul.s %[val31], %[fTmp1], %[fTmp4] \n\t"
: [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
[fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
[fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
[fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
[val0] "=f" (val0), [val7] "=f" (val7),
[val8] "=f" (val8), [val15] "=f" (val15),
[val16] "=f" (val16), [val23] "=f" (val23),
[val24] "=f" (val24), [val31] "=f" (val31)
: [tab] "r" (tab)
);
__asm__ __volatile__ (
"lwc1 %[fTmp1], 3*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 28*4(%[tab]) \n\t"
"lwc1 %[fTmp3], 12*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 19*4(%[tab]) \n\t"
"li.s %[fTmp7], 0.64682178335999012954 \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp10], 0.53104259108978417447 \n\t"
"li.s %[fTmp11], 1.48416461631416627724 \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"add.s %[val3], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val12], %[fTmp5], %[fTmp6] \n\t"
"lwc1 %[fTmp1], 4*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 27*4(%[tab]) \n\t"
"madd.s %[val19], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val28], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"mul.s %[val12], %[val12], %[fTmp7] \n\t"
"lwc1 %[fTmp3], 11*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 20*4(%[tab]) \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"mul.s %[val28], %[val28], %[fTmp7] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"li.s %[fTmp7], 0.78815462345125022473 \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp10], 0.55310389603444452782 \n\t"
"li.s %[fTmp11], 1.16943993343288495515 \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"add.s %[val4], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val11], %[fTmp5], %[fTmp6] \n\t"
"li.s %[fTmp1], 2.56291544774150617881 \n\t"
"madd.s %[val20], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val27], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"mul.s %[val11], %[val11], %[fTmp7] \n\t"
"sub.s %[fTmp2], %[val3], %[val4] \n\t"
"add.s %[val3], %[val3], %[val4] \n\t"
"sub.s %[fTmp4], %[val19], %[val20] \n\t"
"mul.s %[val27], %[val27], %[fTmp7] \n\t"
"sub.s %[fTmp3], %[val12], %[val11] \n\t"
"mul.s %[val4], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val11], %[val12], %[val11] \n\t"
"add.s %[val19], %[val19], %[val20] \n\t"
"mul.s %[val20], %[fTmp1], %[fTmp4] \n\t"
"mul.s %[val12], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val28], %[val27] \n\t"
"add.s %[val27], %[val28], %[val27] \n\t"
"mul.s %[val28], %[fTmp1], %[fTmp2] \n\t"
: [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
[fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
[fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
[fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
[val3] "=f" (val3), [val4] "=f" (val4),
[val11] "=f" (val11), [val12] "=f" (val12),
[val19] "=f" (val19), [val20] "=f" (val20),
[val27] "=f" (val27), [val28] "=f" (val28)
: [tab] "r" (tab)
);
__asm__ __volatile__ (
"li.s %[fTmp1], 0.54119610014619698439 \n\t"
"sub.s %[fTmp2], %[val0], %[val3] \n\t"
"add.s %[val0], %[val0], %[val3] \n\t"
"sub.s %[fTmp3], %[val7], %[val4] \n\t"
"add.s %[val4], %[val7], %[val4] \n\t"
"sub.s %[fTmp4], %[val8], %[val11] \n\t"
"mul.s %[val3], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val8], %[val8], %[val11] \n\t"
"mul.s %[val7], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val15], %[val12] \n\t"
"mul.s %[val11], %[fTmp1], %[fTmp4] \n\t"
"add.s %[val12], %[val15], %[val12] \n\t"
"mul.s %[val15], %[fTmp1], %[fTmp2] \n\t"
: [val0] "+f" (val0), [val3] "+f" (val3),
[val4] "+f" (val4), [val7] "+f" (val7),
[val8] "+f" (val8), [val11] "+f" (val11),
[val12] "+f" (val12), [val15] "+f" (val15),
[fTmp1] "=f" (fTmp1), [fTmp2] "=&f" (fTmp2),
[fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4)
:
);
__asm__ __volatile__ (
"sub.s %[fTmp2], %[val16], %[val19] \n\t"
"add.s %[val16], %[val16], %[val19] \n\t"
"sub.s %[fTmp3], %[val23], %[val20] \n\t"
"add.s %[val20], %[val23], %[val20] \n\t"
"sub.s %[fTmp4], %[val24], %[val27] \n\t"
"mul.s %[val19], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val24], %[val24], %[val27] \n\t"
"mul.s %[val23], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val31], %[val28] \n\t"
"mul.s %[val27], %[fTmp1], %[fTmp4] \n\t"
"add.s %[val28], %[val31], %[val28] \n\t"
"mul.s %[val31], %[fTmp1], %[fTmp2] \n\t"
: [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
[val16] "+f" (val16), [val19] "+f" (val19), [val20] "+f" (val20),
[val23] "+f" (val23), [val24] "+f" (val24), [val27] "+f" (val27),
[val28] "+f" (val28), [val31] "+f" (val31)
: [fTmp1] "f" (fTmp1)
);
__asm__ __volatile__ (
"lwc1 %[fTmp1], 1*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 30*4(%[tab]) \n\t"
"lwc1 %[fTmp3], 14*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 17*4(%[tab]) \n\t"
"li.s %[fTmp7], 0.52249861493968888062 \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp10], 0.50547095989754365998 \n\t"
"li.s %[fTmp11], 3.40760841846871878570 \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"add.s %[val1], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val14], %[fTmp5], %[fTmp6] \n\t"
"lwc1 %[fTmp1], 6*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 25*4(%[tab]) \n\t"
"madd.s %[val17], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val30], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"mul.s %[val14], %[val14], %[fTmp7] \n\t"
"lwc1 %[fTmp3], 9*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 22*4(%[tab]) \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"mul.s %[val30], %[val30], %[fTmp7] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp7], 1.72244709823833392782 \n\t"
"li.s %[fTmp10], 0.62250412303566481615 \n\t"
"li.s %[fTmp11], 0.83934964541552703873 \n\t"
"add.s %[val6], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val9], %[fTmp5], %[fTmp6] \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"li.s %[fTmp1], 0.60134488693504528054 \n\t"
"sub.s %[fTmp2], %[val1], %[val6] \n\t"
"add.s %[val1], %[val1], %[val6] \n\t"
"mul.s %[val9], %[val9], %[fTmp7] \n\t"
"madd.s %[val22], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val25], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"mul.s %[val6], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp2], %[val14], %[val9] \n\t"
"add.s %[val9], %[val14], %[val9] \n\t"
"mul.s %[val25], %[val25], %[fTmp7] \n\t"
"sub.s %[fTmp3], %[val17], %[val22] \n\t"
"add.s %[val17], %[val17], %[val22] \n\t"
"mul.s %[val14], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp2], %[val30], %[val25] \n\t"
"mul.s %[val22], %[fTmp1], %[fTmp3] \n\t"
"add.s %[val25], %[val30], %[val25] \n\t"
"mul.s %[val30], %[fTmp1], %[fTmp2] \n\t"
: [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
[fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
[fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
[fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
[val1] "=f" (val1), [val6] "=f" (val6),
[val9] "=f" (val9), [val14] "=f" (val14),
[val17] "=f" (val17), [val22] "=f" (val22),
[val25] "=f" (val25), [val30] "=f" (val30)
: [tab] "r" (tab)
);
__asm__ __volatile__ (
"lwc1 %[fTmp1], 2*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 29*4(%[tab]) \n\t"
"lwc1 %[fTmp3], 13*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 18*4(%[tab]) \n\t"
"li.s %[fTmp7], 0.56694403481635770368 \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp10], 0.51544730992262454697 \n\t"
"li.s %[fTmp11], 2.05778100995341155085 \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"add.s %[val2], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val13], %[fTmp5], %[fTmp6] \n\t"
"lwc1 %[fTmp1], 5*4(%[tab]) \n\t"
"lwc1 %[fTmp2], 26*4(%[tab]) \n\t"
"madd.s %[val18], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val29], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"mul.s %[val13], %[val13], %[fTmp7] \n\t"
"lwc1 %[fTmp3], 10*4(%[tab]) \n\t"
"lwc1 %[fTmp4], 21*4(%[tab]) \n\t"
"mul.s %[val29], %[val29], %[fTmp7] \n\t"
"add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
"add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
"sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
"li.s %[fTmp7], 1.06067768599034747134 \n\t"
"li.s %[fTmp10], 0.58293496820613387367 \n\t"
"li.s %[fTmp11], 0.97256823786196069369 \n\t"
"add.s %[val5], %[fTmp5], %[fTmp6] \n\t"
"sub.s %[val10], %[fTmp5], %[fTmp6] \n\t"
"mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
"li.s %[fTmp1], 0.89997622313641570463 \n\t"
"sub.s %[fTmp2], %[val2], %[val5] \n\t"
"mul.s %[val10], %[val10], %[fTmp7] \n\t"
"madd.s %[val21], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"nmsub.s %[val26], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
"add.s %[val2], %[val2], %[val5] \n\t"
"mul.s %[val5], %[fTmp1], %[fTmp2] \n\t"
"sub.s %[fTmp3], %[val13], %[val10] \n\t"
"add.s %[val10], %[val13], %[val10] \n\t"
"mul.s %[val26], %[val26], %[fTmp7] \n\t"
"sub.s %[fTmp4], %[val18], %[val21] \n\t"
"add.s %[val18], %[val18], %[val21] \n\t"
"mul.s %[val13], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val29], %[val26] \n\t"
"add.s %[val26], %[val29], %[val26] \n\t"
"mul.s %[val21], %[fTmp1], %[fTmp4] \n\t"
"mul.s %[val29], %[fTmp1], %[fTmp2] \n\t"
: [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
[fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
[fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
[fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
[val2] "=f" (val2), [val5] "=f" (val5),
[val10] "=f" (val10), [val13] "=f" (val13),
[val18] "=f" (val18), [val21] "=f" (val21),
[val26] "=f" (val26), [val29] "=f" (val29)
: [tab] "r" (tab)
);
__asm__ __volatile__ (
"li.s %[fTmp1], 1.30656296487637652785 \n\t"
"sub.s %[fTmp2], %[val1], %[val2] \n\t"
"add.s %[val1], %[val1], %[val2] \n\t"
"sub.s %[fTmp3], %[val6], %[val5] \n\t"
"add.s %[val5], %[val6], %[val5] \n\t"
"sub.s %[fTmp4], %[val9], %[val10] \n\t"
"mul.s %[val2], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val9], %[val9], %[val10] \n\t"
"mul.s %[val6], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val14], %[val13] \n\t"
"mul.s %[val10], %[fTmp1], %[fTmp4] \n\t"
"add.s %[val13], %[val14], %[val13] \n\t"
"mul.s %[val14], %[fTmp1], %[fTmp2] \n\t"
: [fTmp1] "=f" (fTmp1), [fTmp2] "=&f" (fTmp2),
[fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
[val1] "+f" (val1), [val2] "+f" (val2),
[val5] "+f" (val5), [val6] "+f" (val6),
[val9] "+f" (val9), [val10] "+f" (val10),
[val13] "+f" (val13), [val14] "+f" (val14)
:
);
__asm__ __volatile__ (
"sub.s %[fTmp2], %[val17], %[val18] \n\t"
"add.s %[val17], %[val17], %[val18] \n\t"
"sub.s %[fTmp3], %[val22], %[val21] \n\t"
"add.s %[val21], %[val22], %[val21] \n\t"
"sub.s %[fTmp4], %[val25], %[val26] \n\t"
"mul.s %[val18], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val25], %[val25], %[val26] \n\t"
"mul.s %[val22], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val30], %[val29] \n\t"
"mul.s %[val26], %[fTmp1], %[fTmp4] \n\t"
"add.s %[val29], %[val30], %[val29] \n\t"
"mul.s %[val30], %[fTmp1], %[fTmp2] \n\t"
: [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
[val17] "+f" (val17), [val18] "+f" (val18), [val21] "+f" (val21),
[val22] "+f" (val22), [val25] "+f" (val25), [val26] "+f" (val26),
[val29] "+f" (val29), [val30] "+f" (val30)
: [fTmp1] "f" (fTmp1)
);
__asm__ __volatile__ (
"li.s %[fTmp1], 0.70710678118654752439 \n\t"
"sub.s %[fTmp2], %[val0], %[val1] \n\t"
"add.s %[val0], %[val0], %[val1] \n\t"
"sub.s %[fTmp3], %[val3], %[val2] \n\t"
"add.s %[val2], %[val3], %[val2] \n\t"
"sub.s %[fTmp4], %[val4], %[val5] \n\t"
"mul.s %[val1], %[fTmp1], %[fTmp2] \n\t"
"swc1 %[val0], 0(%[out]) \n\t"
"mul.s %[val3], %[fTmp3], %[fTmp1] \n\t"
"add.s %[val4], %[val4], %[val5] \n\t"
"mul.s %[val5], %[fTmp1], %[fTmp4] \n\t"
"swc1 %[val1], 16*4(%[out]) \n\t"
"sub.s %[fTmp2], %[val7], %[val6] \n\t"
"add.s %[val2], %[val2], %[val3] \n\t"
"swc1 %[val3], 24*4(%[out]) \n\t"
"add.s %[val6], %[val7], %[val6] \n\t"
"mul.s %[val7], %[fTmp1], %[fTmp2] \n\t"
"swc1 %[val2], 8*4(%[out]) \n\t"
"add.s %[val6], %[val6], %[val7] \n\t"
"swc1 %[val7], 28*4(%[out]) \n\t"
"add.s %[val4], %[val4], %[val6] \n\t"
"add.s %[val6], %[val6], %[val5] \n\t"
"add.s %[val5], %[val5], %[val7] \n\t"
"swc1 %[val4], 4*4(%[out]) \n\t"
"swc1 %[val5], 20*4(%[out]) \n\t"
"swc1 %[val6], 12*4(%[out]) \n\t"
: [fTmp1] "=f" (fTmp1), [fTmp2] "=&f" (fTmp2),
[fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
[val0] "+f" (val0), [val1] "+f" (val1),
[val2] "+f" (val2), [val3] "+f" (val3),
[val4] "+f" (val4), [val5] "+f" (val5),
[val6] "+f" (val6), [val7] "+f" (val7)
: [out] "r" (out)
);
__asm__ __volatile__ (
"sub.s %[fTmp2], %[val8], %[val9] \n\t"
"add.s %[val8], %[val8], %[val9] \n\t"
"sub.s %[fTmp3], %[val11], %[val10] \n\t"
"add.s %[val10], %[val11], %[val10] \n\t"
"sub.s %[fTmp4], %[val12], %[val13] \n\t"
"mul.s %[val9], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val12], %[val12], %[val13] \n\t"
"mul.s %[val11], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val15], %[val14] \n\t"
"mul.s %[val13], %[fTmp1], %[fTmp4] \n\t"
"add.s %[val14], %[val15], %[val14] \n\t"
"add.s %[val10], %[val10], %[val11] \n\t"
"mul.s %[val15], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val14], %[val14], %[val15] \n\t"
"add.s %[val12], %[val12], %[val14] \n\t"
"add.s %[val14], %[val14], %[val13] \n\t"
"add.s %[val13], %[val13], %[val15] \n\t"
"add.s %[val8], %[val8], %[val12] \n\t"
"add.s %[val12], %[val12], %[val10] \n\t"
"add.s %[val10], %[val10], %[val14] \n\t"
"add.s %[val14], %[val14], %[val9] \n\t"
"add.s %[val9], %[val9], %[val13] \n\t"
"add.s %[val13], %[val13], %[val11] \n\t"
"add.s %[val11], %[val11], %[val15] \n\t"
"swc1 %[val8], 2*4(%[out]) \n\t"
"swc1 %[val9], 18*4(%[out]) \n\t"
"swc1 %[val10], 10*4(%[out]) \n\t"
"swc1 %[val11], 26*4(%[out]) \n\t"
"swc1 %[val12], 6*4(%[out]) \n\t"
"swc1 %[val13], 22*4(%[out]) \n\t"
"swc1 %[val14], 14*4(%[out]) \n\t"
"swc1 %[val15], 30*4(%[out]) \n\t"
: [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
[val8] "+f" (val8), [val9] "+f" (val9), [val10] "+f" (val10),
[val11] "+f" (val11), [val12] "+f" (val12), [val13] "+f" (val13),
[val14] "+f" (val14), [val15] "+f" (val15)
: [fTmp1] "f" (fTmp1), [out] "r" (out)
);
__asm__ __volatile__ (
"sub.s %[fTmp2], %[val16], %[val17] \n\t"
"add.s %[val16], %[val16], %[val17] \n\t"
"sub.s %[fTmp3], %[val19], %[val18] \n\t"
"add.s %[val18], %[val19], %[val18] \n\t"
"sub.s %[fTmp4], %[val20], %[val21] \n\t"
"mul.s %[val17], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val20], %[val20], %[val21] \n\t"
"mul.s %[val19], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val23], %[val22] \n\t"
"mul.s %[val21], %[fTmp1], %[fTmp4] \n\t"
"add.s %[val22], %[val23], %[val22] \n\t"
"add.s %[val18], %[val18], %[val19] \n\t"
"mul.s %[val23], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val22], %[val22], %[val23] \n\t"
"add.s %[val20], %[val20], %[val22] \n\t"
"add.s %[val22], %[val22], %[val21] \n\t"
"add.s %[val21], %[val21], %[val23] \n\t"
: [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
[val16] "+f" (val16), [val17] "+f" (val17), [val18] "+f" (val18),
[val19] "+f" (val19), [val20] "+f" (val20), [val21] "+f" (val21),
[val22] "+f" (val22), [val23] "+f" (val23)
: [fTmp1] "f" (fTmp1)
);
__asm__ __volatile__ (
"sub.s %[fTmp2], %[val24], %[val25] \n\t"
"add.s %[val24], %[val24], %[val25] \n\t"
"sub.s %[fTmp3], %[val27], %[val26] \n\t"
"add.s %[val26], %[val27], %[val26] \n\t"
"sub.s %[fTmp4], %[val28], %[val29] \n\t"
"mul.s %[val25], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val28], %[val28], %[val29] \n\t"
"mul.s %[val27], %[fTmp1], %[fTmp3] \n\t"
"sub.s %[fTmp2], %[val31], %[val30] \n\t"
"mul.s %[val29], %[fTmp1], %[fTmp4] \n\t"
"add.s %[val30], %[val31], %[val30] \n\t"
"add.s %[val26], %[val26], %[val27] \n\t"
"mul.s %[val31], %[fTmp1], %[fTmp2] \n\t"
"add.s %[val30], %[val30], %[val31] \n\t"
"add.s %[val28], %[val28], %[val30] \n\t"
"add.s %[val30], %[val30], %[val29] \n\t"
"add.s %[val29], %[val29], %[val31] \n\t"
"add.s %[val24], %[val24], %[val28] \n\t"
"add.s %[val28], %[val28], %[val26] \n\t"
"add.s %[val26], %[val26], %[val30] \n\t"
"add.s %[val30], %[val30], %[val25] \n\t"
"add.s %[val25], %[val25], %[val29] \n\t"
"add.s %[val29], %[val29], %[val27] \n\t"
"add.s %[val27], %[val27], %[val31] \n\t"
: [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
[val24] "+f" (val24), [val25] "+f" (val25), [val26] "+f" (val26),
[val27] "+f" (val27), [val28] "+f" (val28), [val29] "+f" (val29),
[val30] "+f" (val30), [val31] "+f" (val31)
: [fTmp1] "f" (fTmp1)
);
out[ 1] = val16 + val24;
out[17] = val17 + val25;
out[ 9] = val18 + val26;
out[25] = val19 + val27;
out[ 5] = val20 + val28;
out[21] = val21 + val29;
out[13] = val22 + val30;
out[29] = val23 + val31;
out[ 3] = val24 + val20;
out[19] = val25 + val21;
out[11] = val26 + val22;
out[27] = val27 + val23;
out[ 7] = val28 + val18;
out[23] = val29 + val19;
out[15] = val30 + val17;
out[31] = val31;
}
static void imdct36_mips_float(float *out, float *buf, float *in, float *win)
{
float t0, t1, t2, t3, s0, s1, s2, s3;
float tmp[18];
/* temporary variables */
float in1, in2, in3, in4, in5, in6;
float out1, out2, out3, out4, out5;
float c1, c2, c3, c4, c5, c6, c7, c8, c9;
/**
* all loops are unrolled totally, and instructions are scheduled to
* minimize pipeline stall. instructions of the first two loops are
* reorganized, in order to eliminate unnecessary readings and
* writings into array. values defined in macros and tables are
* eliminated - they are directly loaded in appropriate variables
*/
/* loop 1 and 2 */
__asm__ __volatile__ (
"lwc1 %[in1], 17*4(%[in]) \t\n"
"lwc1 %[in2], 16*4(%[in]) \t\n"
"lwc1 %[in3], 15*4(%[in]) \t\n"
"lwc1 %[in4], 14*4(%[in]) \t\n"
"lwc1 %[in5], 13*4(%[in]) \t\n"
"lwc1 %[in6], 12*4(%[in]) \t\n"
"add.s %[out1], %[in1], %[in2] \t\n"
"add.s %[out2], %[in2], %[in3] \t\n"
"add.s %[out3], %[in3], %[in4] \t\n"
"add.s %[out4], %[in4], %[in5] \t\n"
"add.s %[out5], %[in5], %[in6] \t\n"
"lwc1 %[in1], 11*4(%[in]) \t\n"
"swc1 %[out2], 16*4(%[in]) \t\n"
"add.s %[out1], %[out1], %[out3] \t\n"
"swc1 %[out4], 14*4(%[in]) \t\n"
"add.s %[out3], %[out3], %[out5] \t\n"
"lwc1 %[in2], 10*4(%[in]) \t\n"
"lwc1 %[in3], 9*4(%[in]) \t\n"
"swc1 %[out1], 17*4(%[in]) \t\n"
"lwc1 %[in4], 8*4(%[in]) \t\n"
"swc1 %[out3], 15*4(%[in]) \t\n"
"add.s %[out1], %[in6], %[in1] \t\n"
"add.s %[out2], %[in1], %[in2] \t\n"
"add.s %[out3], %[in2], %[in3] \t\n"
"add.s %[out4], %[in3], %[in4] \t\n"
"lwc1 %[in5], 7*4(%[in]) \t\n"
"swc1 %[out1], 12*4(%[in]) \t\n"
"add.s %[out5], %[out5], %[out2] \t\n"
"swc1 %[out3], 10*4(%[in]) \t\n"
"add.s %[out2], %[out2], %[out4] \t\n"
"lwc1 %[in6], 6*4(%[in]) \t\n"
"lwc1 %[in1], 5*4(%[in]) \t\n"
"swc1 %[out5], 13*4(%[in]) \t\n"
"lwc1 %[in2], 4*4(%[in]) \t\n"
"swc1 %[out2], 11*4(%[in]) \t\n"
"add.s %[out5], %[in4], %[in5] \t\n"
"add.s %[out1], %[in5], %[in6] \t\n"
"add.s %[out2], %[in6], %[in1] \t\n"
"add.s %[out3], %[in1], %[in2] \t\n"
"lwc1 %[in3], 3*4(%[in]) \t\n"
"swc1 %[out5], 8*4(%[in]) \t\n"
"add.s %[out4], %[out4], %[out1] \t\n"
"swc1 %[out2], 6*4(%[in]) \t\n"
"add.s %[out1], %[out1], %[out3] \t\n"
"lwc1 %[in4], 2*4(%[in]) \t\n"
"lwc1 %[in5], 1*4(%[in]) \t\n"
"swc1 %[out4], 9*4(%[in]) \t\n"
"lwc1 %[in6], 0(%[in]) \t\n"
"swc1 %[out1], 7*4(%[in]) \t\n"
"add.s %[out4], %[in2], %[in3] \t\n"
"add.s %[out5], %[in3], %[in4] \t\n"
"add.s %[out1], %[in4], %[in5] \t\n"
"add.s %[out2], %[in5], %[in6] \t\n"
"swc1 %[out4], 4*4(%[in]) \t\n"
"add.s %[out3], %[out3], %[out5] \t\n"
"swc1 %[out1], 2*4(%[in]) \t\n"
"add.s %[out5], %[out5], %[out2] \t\n"
"swc1 %[out2], 1*4(%[in]) \t\n"
"swc1 %[out3], 5*4(%[in]) \t\n"
"swc1 %[out5], 3*4(%[in]) \t\n"
: [in1] "=&f" (in1), [in2] "=&f" (in2),
[in3] "=&f" (in3), [in4] "=&f" (in4),
[in5] "=&f" (in5), [in6] "=&f" (in6),
[out1] "=&f" (out1), [out2] "=&f" (out2),
[out3] "=&f" (out3), [out4] "=&f" (out4),
[out5] "=&f" (out5)
: [in] "r" (in)
);
/* loop 3 */
__asm__ __volatile__ (
"li.s %[c1], 0.5 \t\n"
"lwc1 %[in1], 8*4(%[in]) \t\n"
"lwc1 %[in2], 16*4(%[in]) \t\n"
"lwc1 %[in3], 4*4(%[in]) \t\n"
"lwc1 %[in4], 0(%[in]) \t\n"
"lwc1 %[in5], 12*4(%[in]) \t\n"
"li.s %[c2], 0.93969262078590838405 \t\n"
"add.s %[t2], %[in1], %[in2] \t\n"
"add.s %[t0], %[in1], %[in3] \t\n"
"li.s %[c3], -0.76604444311897803520 \t\n"
"madd.s %[t3], %[in4], %[in5], %[c1] \t\n"
"sub.s %[t1], %[in4], %[in5] \t\n"
"sub.s %[t2], %[t2], %[in3] \t\n"
"mul.s %[t0], %[t0], %[c2] \t\n"
"li.s %[c4], -0.17364817766693034885 \t\n"
"li.s %[c5], -0.86602540378443864676 \t\n"
"li.s %[c6], 0.98480775301220805936 \t\n"
"nmsub.s %[out1], %[t1], %[t2], %[c1] \t\n"
"add.s %[out2], %[t1], %[t2] \t\n"
"add.s %[t2], %[in2], %[in3] \t\n"
"sub.s %[t1], %[in1], %[in2] \t\n"
"sub.s %[out3], %[t3], %[t0] \t\n"
"swc1 %[out1], 6*4(%[tmp]) \t\n"
"swc1 %[out2], 16*4(%[tmp]) \t\n"
"mul.s %[t2], %[t2], %[c3] \t\n"
"mul.s %[t1], %[t1], %[c4] \t\n"
"add.s %[out1], %[t3], %[t0] \t\n"
"lwc1 %[in1], 10*4(%[in]) \t\n"
"lwc1 %[in2], 14*4(%[in]) \t\n"
"sub.s %[out3], %[out3], %[t2] \t\n"
"add.s %[out2], %[t3], %[t2] \t\n"
"add.s %[out1], %[out1], %[t1] \t\n"
"lwc1 %[in3], 2*4(%[in]) \t\n"
"lwc1 %[in4], 6*4(%[in]) \t\n"
"swc1 %[out3], 10*4(%[tmp]) \t\n"
"sub.s %[out2], %[out2], %[t1] \t\n"
"swc1 %[out1], 2*4(%[tmp]) \t\n"
"add.s %[out1], %[in1], %[in2] \t\n"
"add.s %[t2], %[in1], %[in3] \t\n"
"sub.s %[t3], %[in1], %[in2] \t\n"
"swc1 %[out2], 14*4(%[tmp]) \t\n"
"li.s %[c7], -0.34202014332566873304 \t\n"
"sub.s %[out1], %[out1], %[in3] \t\n"
"mul.s %[t2], %[t2], %[c6] \t\n"
"mul.s %[t3], %[t3], %[c7] \t\n"
"li.s %[c8], 0.86602540378443864676 \t\n"
"mul.s %[t0], %[in4], %[c8] \t\n"
"mul.s %[out1], %[out1], %[c5] \t\n"
"add.s %[t1], %[in2], %[in3] \t\n"
"li.s %[c9], -0.64278760968653932632 \t\n"
"add.s %[out2], %[t2], %[t3] \t\n"
"lwc1 %[in1], 9*4(%[in]) \t\n"
"swc1 %[out1], 4*4(%[tmp]) \t\n"
"mul.s %[t1], %[t1], %[c9] \t\n"
"lwc1 %[in2], 17*4(%[in]) \t\n"
"add.s %[out2], %[out2], %[t0] \t\n"
"lwc1 %[in3], 5*4(%[in]) \t\n"
"lwc1 %[in4], 1*4(%[in]) \t\n"
"add.s %[out3], %[t2], %[t1] \t\n"
"sub.s %[out1], %[t3], %[t1] \t\n"
"swc1 %[out2], 0(%[tmp]) \t\n"
"lwc1 %[in5], 13*4(%[in]) \t\n"
"add.s %[t2], %[in1], %[in2] \t\n"
"sub.s %[out3], %[out3], %[t0] \t\n"
"sub.s %[out1], %[out1], %[t0] \t\n"
"add.s %[t0], %[in1], %[in3] \t\n"
"madd.s %[t3], %[in4], %[in5], %[c1] \t\n"
"sub.s %[t2], %[t2], %[in3] \t\n"
"swc1 %[out3], 12*4(%[tmp]) \t\n"
"swc1 %[out1], 8*4(%[tmp]) \t\n"
"sub.s %[t1], %[in4], %[in5] \t\n"
"mul.s %[t0], %[t0], %[c2] \t\n"
"nmsub.s %[out1], %[t1], %[t2], %[c1] \t\n"
"add.s %[out2], %[t1], %[t2] \t\n"
"add.s %[t2], %[in2], %[in3] \t\n"
"sub.s %[t1], %[in1], %[in2] \t\n"
"sub.s %[out3], %[t3], %[t0] \t\n"
"swc1 %[out1], 7*4(%[tmp]) \t\n"
"swc1 %[out2], 17*4(%[tmp]) \t\n"
"mul.s %[t2], %[t2], %[c3] \t\n"
"mul.s %[t1], %[t1], %[c4] \t\n"
"add.s %[out1], %[t3], %[t0] \t\n"
"lwc1 %[in1], 11*4(%[in]) \t\n"
"lwc1 %[in2], 15*4(%[in]) \t\n"
"sub.s %[out3], %[out3], %[t2] \t\n"
"add.s %[out2], %[t3], %[t2] \t\n"
"add.s %[out1], %[out1], %[t1] \t\n"
"lwc1 %[in3], 3*4(%[in]) \t\n"
"lwc1 %[in4], 7*4(%[in]) \t\n"
"swc1 %[out3], 11*4(%[tmp]) \t\n"
"sub.s %[out2], %[out2], %[t1] \t\n"
"swc1 %[out1], 3*4(%[tmp]) \t\n"
"add.s %[out3], %[in1], %[in2] \t\n"
"add.s %[t2], %[in1], %[in3] \t\n"
"sub.s %[t3], %[in1], %[in2] \t\n"
"swc1 %[out2], 15*4(%[tmp]) \t\n"
"mul.s %[t0], %[in4], %[c8] \t\n"
"sub.s %[out3], %[out3], %[in3] \t\n"
"mul.s %[t2], %[t2], %[c6] \t\n"
"mul.s %[t3], %[t3], %[c7] \t\n"
"add.s %[t1], %[in2], %[in3] \t\n"
"mul.s %[out3], %[out3], %[c5] \t\n"
"add.s %[out1], %[t2], %[t3] \t\n"
"mul.s %[t1], %[t1], %[c9] \t\n"
"swc1 %[out3], 5*4(%[tmp]) \t\n"
"add.s %[out1], %[out1], %[t0] \t\n"
"add.s %[out2], %[t2], %[t1] \t\n"
"sub.s %[out3], %[t3], %[t1] \t\n"
"swc1 %[out1], 1*4(%[tmp]) \t\n"
"sub.s %[out2], %[out2], %[t0] \t\n"
"sub.s %[out3], %[out3], %[t0] \t\n"
"swc1 %[out2], 13*4(%[tmp]) \t\n"
"swc1 %[out3], 9*4(%[tmp]) \t\n"
: [t0] "=&f" (t0), [t1] "=&f" (t1),
[t2] "=&f" (t2), [t3] "=&f" (t3),
[in1] "=&f" (in1), [in2] "=&f" (in2),
[in3] "=&f" (in3), [in4] "=&f" (in4),
[in5] "=&f" (in5),
[out1] "=&f" (out1), [out2] "=&f" (out2),
[out3] "=&f" (out3),
[c1] "=&f" (c1), [c2] "=&f" (c2),
[c3] "=&f" (c3), [c4] "=&f" (c4),
[c5] "=&f" (c5), [c6] "=&f" (c6),
[c7] "=&f" (c7), [c8] "=&f" (c8),
[c9] "=&f" (c9)
: [in] "r" (in), [tmp] "r" (tmp)
);
/* loop 4 */
__asm__ __volatile__ (
"lwc1 %[in1], 2*4(%[tmp]) \t\n"
"lwc1 %[in2], 0(%[tmp]) \t\n"
"lwc1 %[in3], 3*4(%[tmp]) \t\n"
"lwc1 %[in4], 1*4(%[tmp]) \t\n"
"li.s %[c1], 0.50190991877167369479 \t\n"
"li.s %[c2], 5.73685662283492756461 \t\n"
"add.s %[s0], %[in1], %[in2] \t\n"
"sub.s %[s2], %[in1], %[in2] \t\n"
"add.s %[s1], %[in3], %[in4] \t\n"
"sub.s %[s3], %[in3], %[in4] \t\n"
"lwc1 %[in1], 9*4(%[win]) \t\n"
"lwc1 %[in2], 4*9*4(%[buf]) \t\n"
"lwc1 %[in3], 8*4(%[win]) \t\n"
"mul.s %[s1], %[s1], %[c1] \t\n"
"mul.s %[s3], %[s3], %[c2] \t\n"
"lwc1 %[in4], 4*8*4(%[buf]) \t\n"
"lwc1 %[in5], 29*4(%[win]) \t\n"
"lwc1 %[in6], 28*4(%[win]) \t\n"
"add.s %[t0], %[s0], %[s1] \t\n"
"sub.s %[t1], %[s0], %[s1] \t\n"
"li.s %[c1], 0.51763809020504152469 \t\n"
"li.s %[c2], 1.93185165257813657349 \t\n"
"mul.s %[out3], %[in5], %[t0] \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out4], %[in6], %[t0] \t\n"
"add.s %[t0], %[s2], %[s3] \t\n"
"swc1 %[out3], 4*9*4(%[buf]) \t\n"
"swc1 %[out1], 288*4(%[out]) \t\n"
"swc1 %[out2], 256*4(%[out]) \t\n"
"swc1 %[out4], 4*8*4(%[buf]) \t\n"
"sub.s %[t1], %[s2], %[s3] \t\n"
"lwc1 %[in1], 17*4(%[win]) \t\n"
"lwc1 %[in2], 4*17*4(%[buf]) \t\n"
"lwc1 %[in3], 0(%[win]) \t\n"
"lwc1 %[in4], 0(%[buf]) \t\n"
"lwc1 %[in5], 37*4(%[win]) \t\n"
"lwc1 %[in6], 20*4(%[win]) \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"lwc1 %[in1], 6*4(%[tmp]) \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out3], %[t0], %[in5] \t\n"
"mul.s %[out4], %[t0], %[in6] \t\n"
"swc1 %[out1], 544*4(%[out]) \t\n"
"lwc1 %[in2], 4*4(%[tmp]) \t\n"
"swc1 %[out2], 0(%[out]) \t\n"
"swc1 %[out3], 4*17*4(%[buf]) \t\n"
"swc1 %[out4], 0(%[buf]) \t\n"
"lwc1 %[in3], 7*4(%[tmp]) \t\n"
"add.s %[s0], %[in1], %[in2] \t\n"
"sub.s %[s2], %[in1], %[in2] \t\n"
"lwc1 %[in4], 5*4(%[tmp]) \t\n"
"add.s %[s1], %[in3], %[in4] \t\n"
"sub.s %[s3], %[in3], %[in4] \t\n"
"lwc1 %[in1], 10*4(%[win]) \t\n"
"lwc1 %[in2], 4*10*4(%[buf]) \t\n"
"lwc1 %[in3], 7*4(%[win]) \t\n"
"mul.s %[s1], %[s1], %[c1] \t\n"
"mul.s %[s3], %[s3], %[c2] \t\n"
"add.s %[t0], %[s0], %[s1] \t\n"
"sub.s %[t1], %[s0], %[s1] \t\n"
"lwc1 %[in4], 4*7*4(%[buf]) \t\n"
"lwc1 %[in5], 30*4(%[win]) \t\n"
"lwc1 %[in6], 27*4(%[win]) \t\n"
"li.s %[c1], 0.55168895948124587824 \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out3], %[t0], %[in5] \t\n"
"mul.s %[out4], %[t0], %[in6] \t\n"
"add.s %[t0], %[s2], %[s3] \t\n"
"swc1 %[out1], 320*4(%[out]) \t\n"
"swc1 %[out2], 224*4(%[out]) \t\n"
"swc1 %[out3], 4*10*4(%[buf]) \t\n"
"swc1 %[out4], 4*7*4(%[buf]) \t\n"
"sub.s %[t1], %[s2], %[s3] \t\n"
"lwc1 %[in1], 16*4(%[win]) \t\n"
"lwc1 %[in2], 4*16*4(%[buf]) \t\n"
"lwc1 %[in3], 1*4(%[win]) \t\n"
"lwc1 %[in4], 4*1*4(%[buf]) \t\n"
"lwc1 %[in5], 36*4(%[win]) \t\n"
"lwc1 %[in6], 21*4(%[win]) \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"lwc1 %[in1], 10*4(%[tmp]) \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out3], %[in5], %[t0] \t\n"
"mul.s %[out4], %[in6], %[t0] \t\n"
"swc1 %[out1], 512*4(%[out]) \t\n"
"lwc1 %[in2], 8*4(%[tmp]) \t\n"
"swc1 %[out2], 32*4(%[out]) \t\n"
"swc1 %[out3], 4*16*4(%[buf]) \t\n"
"swc1 %[out4], 4*1*4(%[buf]) \t\n"
"li.s %[c2], 1.18310079157624925896 \t\n"
"add.s %[s0], %[in1], %[in2] \t\n"
"sub.s %[s2], %[in1], %[in2] \t\n"
"lwc1 %[in3], 11*4(%[tmp]) \t\n"
"lwc1 %[in4], 9*4(%[tmp]) \t\n"
"add.s %[s1], %[in3], %[in4] \t\n"
"sub.s %[s3], %[in3], %[in4] \t\n"
"lwc1 %[in1], 11*4(%[win]) \t\n"
"lwc1 %[in2], 4*11*4(%[buf]) \t\n"
"lwc1 %[in3], 6*4(%[win]) \t\n"
"mul.s %[s1], %[s1], %[c1] \t\n"
"mul.s %[s3], %[s3], %[c2] \t\n"
"lwc1 %[in4], 4*6*4(%[buf]) \t\n"
"lwc1 %[in5], 31*4(%[win]) \t\n"
"lwc1 %[in6], 26*4(%[win]) \t\n"
"add.s %[t0], %[s0], %[s1] \t\n"
"sub.s %[t1], %[s0], %[s1] \t\n"
"mul.s %[out3], %[t0], %[in5] \t\n"
"mul.s %[out4], %[t0], %[in6] \t\n"
"add.s %[t0], %[s2], %[s3] \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"swc1 %[out3], 4*11*4(%[buf]) \t\n"
"swc1 %[out4], 4*6*4(%[buf]) \t\n"
"sub.s %[t1], %[s2], %[s3] \t\n"
"swc1 %[out1], 352*4(%[out]) \t\n"
"swc1 %[out2], 192*4(%[out]) \t\n"
"lwc1 %[in1], 15*4(%[win]) \t\n"
"lwc1 %[in2], 4*15*4(%[buf]) \t\n"
"lwc1 %[in3], 2*4(%[win]) \t\n"
"lwc1 %[in4], 4*2*4(%[buf]) \t\n"
"lwc1 %[in5], 35*4(%[win]) \t\n"
"lwc1 %[in6], 22*4(%[win]) \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"lwc1 %[in1], 14*4(%[tmp]) \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out3], %[t0], %[in5] \t\n"
"mul.s %[out4], %[t0], %[in6] \t\n"
"swc1 %[out1], 480*4(%[out]) \t\n"
"lwc1 %[in2], 12*4(%[tmp]) \t\n"
"swc1 %[out2], 64*4(%[out]) \t\n"
"swc1 %[out3], 4*15*4(%[buf]) \t\n"
"swc1 %[out4], 4*2*4(%[buf]) \t\n"
"lwc1 %[in3], 15*4(%[tmp]) \t\n"
"add.s %[s0], %[in1], %[in2] \t\n"
"sub.s %[s2], %[in1], %[in2] \t\n"
"lwc1 %[in4], 13*4(%[tmp]) \t\n"
"li.s %[c1], 0.61038729438072803416 \t\n"
"li.s %[c2], 0.87172339781054900991 \t\n"
"add.s %[s1], %[in3], %[in4] \t\n"
"sub.s %[s3], %[in3], %[in4] \t\n"
"lwc1 %[in1], 12*4(%[win]) \t\n"
"lwc1 %[in2], 4*12*4(%[buf]) \t\n"
"lwc1 %[in3], 5*4(%[win]) \t\n"
"mul.s %[s1], %[s1], %[c1] \t\n"
"mul.s %[s3], %[s3], %[c2] \t\n"
"lwc1 %[in4], 4*5*4(%[buf]) \t\n"
"lwc1 %[in5], 32*4(%[win]) \t\n"
"lwc1 %[in6], 25*4(%[win]) \t\n"
"add.s %[t0], %[s0], %[s1] \t\n"
"sub.s %[t1], %[s0], %[s1] \t\n"
"lwc1 %[s0], 16*4(%[tmp]) \t\n"
"lwc1 %[s1], 17*4(%[tmp]) \t\n"
"li.s %[c1], 0.70710678118654752439 \t\n"
"mul.s %[out3], %[t0], %[in5] \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out4], %[t0], %[in6] \t\n"
"add.s %[t0], %[s2], %[s3] \t\n"
"swc1 %[out3], 4*12*4(%[buf]) \t\n"
"swc1 %[out1], 384*4(%[out]) \t\n"
"swc1 %[out2], 160*4(%[out]) \t\n"
"swc1 %[out4], 4*5*4(%[buf]) \t\n"
"sub.s %[t1], %[s2], %[s3] \t\n"
"lwc1 %[in1], 14*4(%[win]) \t\n"
"lwc1 %[in2], 4*14*4(%[buf]) \t\n"
"lwc1 %[in3], 3*4(%[win]) \t\n"
"lwc1 %[in4], 4*3*4(%[buf]) \t\n"
"lwc1 %[in5], 34*4(%[win]) \t\n"
"lwc1 %[in6], 23*4(%[win]) \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"mul.s %[s1], %[s1], %[c1] \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out3], %[in5], %[t0] \t\n"
"mul.s %[out4], %[in6], %[t0] \t\n"
"swc1 %[out1], 448*4(%[out]) \t\n"
"add.s %[t0], %[s0], %[s1] \t\n"
"swc1 %[out2], 96*4(%[out]) \t\n"
"swc1 %[out3], 4*14*4(%[buf]) \t\n"
"swc1 %[out4], 4*3*4(%[buf]) \t\n"
"sub.s %[t1], %[s0], %[s1] \t\n"
"lwc1 %[in1], 13*4(%[win]) \t\n"
"lwc1 %[in2], 4*13*4(%[buf]) \t\n"
"lwc1 %[in3], 4*4(%[win]) \t\n"
"lwc1 %[in4], 4*4*4(%[buf]) \t\n"
"lwc1 %[in5], 33*4(%[win]) \t\n"
"lwc1 %[in6], 24*4(%[win]) \t\n"
"madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
"madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
"mul.s %[out3], %[t0], %[in5] \t\n"
"mul.s %[out4], %[t0], %[in6] \t\n"
"swc1 %[out1], 416*4(%[out]) \t\n"
"swc1 %[out2], 128*4(%[out]) \t\n"
"swc1 %[out3], 4*13*4(%[buf]) \t\n"
"swc1 %[out4], 4*4*4(%[buf]) \t\n"
: [c1] "=&f" (c1), [c2] "=&f" (c2),
[in1] "=&f" (in1), [in2] "=&f" (in2),
[in3] "=&f" (in3), [in4] "=&f" (in4),
[in5] "=&f" (in5), [in6] "=&f" (in6),
[out1] "=&f" (out1), [out2] "=&f" (out2),
[out3] "=&f" (out3), [out4] "=&f" (out4),
[t0] "=&f" (t0), [t1] "=&f" (t1),
[t2] "=&f" (t2), [t3] "=&f" (t3),
[s0] "=&f" (s0), [s1] "=&f" (s1),
[s2] "=&f" (s2), [s3] "=&f" (s3)
: [tmp] "r" (tmp), [win] "r" (win),
[buf] "r" (buf), [out] "r" (out)
);
}
static void ff_imdct36_blocks_mips_float(float *out, float *buf, float *in,
int count, int switch_point, int block_type)
{
int j;
for (j=0 ; j < count; j++) {
/* apply window & overlap with previous buffer */
/* select window */
int win_idx = (switch_point && j < 2) ? 0 : block_type;
float *win = ff_mdct_win_float[win_idx + (4 & -(j & 1))];
imdct36_mips_float(out, buf, in, win);
in += 18;
buf += ((j&3) != 3 ? 1 : (72-3));
out++;
}
}
void ff_mpadsp_init_mipsfpu(MPADSPContext *s)
{
s->apply_window_float = ff_mpadsp_apply_window_mips_float;
s->imdct36_blocks_float = ff_imdct36_blocks_mips_float;
s->dct32_float = ff_dct32_mips_float;
}
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