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avcodec: loongson3 optimized h264chroma put and avg with mmi

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
周晓勇 2015-06-02 11:32:31 +08:00 committed by Michael Niedermayer
parent aede1a1a60
commit bb1f153a88
6 changed files with 664 additions and 0 deletions
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2
libavcodec/h264chroma.c
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@ -54,4 +54,6 @@ av_cold void ff_h264chroma_init(H264ChromaContext *c, int bit_depth)
ff_h264chroma_init_ppc(c, bit_depth);
if (ARCH_X86)
ff_h264chroma_init_x86(c, bit_depth);
if (ARCH_MIPS)
ff_h264chroma_init_mips(c, bit_depth);
}

1
libavcodec/h264chroma.h
View File

@ -34,5 +34,6 @@ void ff_h264chroma_init_aarch64(H264ChromaContext *c, int bit_depth);
void ff_h264chroma_init_arm(H264ChromaContext *c, int bit_depth);
void ff_h264chroma_init_ppc(H264ChromaContext *c, int bit_depth);
void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth);
void ff_h264chroma_init_mips(H264ChromaContext *c, int bit_depth);
#endif /* AVCODEC_H264CHROMA_H */

2
libavcodec/mips/Makefile
View File

@ -20,8 +20,10 @@ MIPSDSPR1-OBJS-$(CONFIG_AAC_ENCODER) += mips/aaccoder_mips.o
MIPSFPU-OBJS-$(CONFIG_AAC_ENCODER) += mips/iirfilter_mips.o
OBJS-$(CONFIG_HEVC_DECODER) += mips/hevcdsp_init_mips.o
OBJS-$(CONFIG_H264DSP) += mips/h264dsp_init_mips.o
OBJS-$(CONFIG_H264CHROMA) += mips/h264chroma_init_mips.o
MSA-OBJS-$(CONFIG_HEVC_DECODER) += mips/hevcdsp_msa.o \
mips/hevc_mc_uni_msa.o \
mips/hevc_mc_bi_msa.o
MSA-OBJS-$(CONFIG_H264DSP) += mips/h264dsp_msa.o
LOONGSON3-OBJS-$(CONFIG_H264DSP) += mips/h264dsp_mmi.o
LOONGSON3-OBJS-$(CONFIG_H264CHROMA) += mips/h264chroma_mmi.o

42
libavcodec/mips/h264chroma_init_mips.c Normal file
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@ -0,0 +1,42 @@
/*
* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
*
* 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 "h264chroma_mips.h"
#if HAVE_LOONGSON3
static av_cold void h264chroma_init_mmi(H264ChromaContext *c, int bit_depth)
{
int high_bit_depth = bit_depth > 8;
if (!high_bit_depth) {
c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_mmi;
c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_mmi;
c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmi;
c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmi;
}
}
#endif /* HAVE_LOONGSON3 */
av_cold void ff_h264chroma_init_mips(H264ChromaContext *c, int bit_depth)
{
#if HAVE_LOONGSON3
h264chroma_init_mmi(c, bit_depth);
#endif /* HAVE_LOONGSON3 */
}

35
libavcodec/mips/h264chroma_mips.h Normal file
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@ -0,0 +1,35 @@
/*
* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
*
* 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
*/
#ifndef H264_CHROMA_MIPS_H
#define H264_CHROMA_MIPS_H
#include "libavcodec/h264.h"
void ff_put_h264_chroma_mc8_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y);
void ff_avg_h264_chroma_mc8_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y);
void ff_put_h264_chroma_mc4_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y);
void ff_avg_h264_chroma_mc4_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y);
#endif /* H264_CHROMA_MIPS_H */

582
libavcodec/mips/h264chroma_mmi.c Normal file
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@ -0,0 +1,582 @@
/*
* Loongson SIMD optimized h264chroma
*
* Copyright (c) 2015 Loongson Technology Corporation Limited
* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
* Zhang Shuangshuang <zhangshuangshuang@ict.ac.cn>
*
* 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 "h264chroma_mips.h"
void ff_put_h264_chroma_mc8_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y)
{
const int A = (8 - x) * (8 - y);
const int B = x * (8 - y);
const int C = (8 - x) * y;
const int D = x * y;
const int E = B + C;
int i;
av_assert2(x<8 && y<8 && x>=0 && y>=0);
if (D) {
for (i=0; i<h; i++) {
__asm__ volatile (
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"ldl $4, %6 \r\n"
"ldr $4, %5 \r\n"
"ldl $5, %8 \r\n"
"ldr $5, %7 \r\n"
"daddiu $6, $0, 32 \r\n"
"mtc1 %9, $f6 \r\n"
"mtc1 %10, $f8 \r\n"
"mtc1 %11, $f10 \r\n"
"mtc1 %12, $f12 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f16 \r\n"
"mtc1 $5, $f18 \r\n"
"mtc1 $6, $f14 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"pshufh $f12, $f12, $f20 \r\n"
"pshufh $f14, $f14, $f20 \r\n"
"punpcklbh $f16, $f16, $f20 \r\n"
"punpcklbh $f18, $f18, $f20 \r\n"
"daddiu $6, $0, 6 \r\n"
"mtc1 $6, $f22 \r\n"
"dsrl32 $2, $2, 0 \r\n"
"dsrl32 $3, $3, 0 \r\n"
"dsrl32 $4, $4, 0 \r\n"
"dsrl32 $5, $5, 0 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"pmullh $f16, $f10, $f16 \r\n"
"pmullh $f18, $f12, $f18 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f4, $f4, $f16 \r\n"
"paddh $f2, $f2, $f18 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f24, $f2, $f22 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f16 \r\n"
"mtc1 $5, $f18 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"punpcklbh $f16, $f16, $f20 \r\n"
"punpcklbh $f18, $f18, $f20 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"pmullh $f16, $f10, $f16 \r\n"
"pmullh $f18, $f12, $f18 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f4, $f4, $f16 \r\n"
"paddh $f2, $f2, $f18 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f24, $f2 \r\n"
"sdc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*src),"m"(*(src+7)),"m"(*(src+1)),"m"(*(src+8)),
"m"(*(src+stride)),"m"(*(src+stride+7)),
"m"(*(src+stride+1)),"m"(*(src+stride+8)),
"r"(A),"r"(B),"r"(C),"r"(D)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
} else if (E) {
const int step = C ? stride : 1;
for (i=0; i<h; i++) {
__asm__ volatile (
"daddiu $6, $0, 32 \r\n"
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"mtc1 $6, $f14 \r\n"
"mtc1 %5, $f6 \r\n"
"mtc1 %6, $f8 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"daddiu $6, $0, 6 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f14, $f14, $f20 \r\n"
"mtc1 $6, $f22 \r\n"
"dsrl32 $2, $2, 0 \r\n"
"dsrl32 $3, $3, 0 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f24, $f2, $f22 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f24, $f2 \r\n"
"sdc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*(src)),"m"(*(src+7)),
"m"(*(src+step)),"m"(*(src+step+7)),
"r"(A),"r"(E)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
} else {
for (i = 0; i < h; i++) {
__asm__ volatile (
"daddiu $6, $0, 32 \r\n"
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"mtc1 $6, $f14 \r\n"
"mtc1 %3, $f6 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"daddiu $6, $0, 6 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f14, $f14, $f20 \r\n"
"mtc1 $6, $f22 \r\n"
"dsrl32 $2, $2, 0 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"psrah $f24, $f2, $f22 \r\n"
"mtc1 $2, $f2 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f24, $f2 \r\n"
"sdc1 $f2, %0 \r\n"
:"=m"(*dst)
:"m"(*src),"m"(*(src+7)),"r"(A)
:"$2"
);
dst += stride;
src += stride;
}
}
}
void ff_avg_h264_chroma_mc8_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y)
{
const int A = (8 - x) * (8 - y);
const int B = x * (8 - y);
const int C = (8 - x) * y;
const int D = x * y;
const int E = B + C;
int i;
av_assert2(x<8 && y<8 && x>=0 && y>=0);
if (D) {
for (i=0; i<h; i++) {
__asm__ volatile (
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"ldl $4, %6 \r\n"
"ldr $4, %5 \r\n"
"ldl $5, %8 \r\n"
"ldr $5, %7 \r\n"
"daddiu $6, $0, 32 \r\n"
"mtc1 %9, $f6 \r\n"
"mtc1 %10, $f8 \r\n"
"mtc1 %11, $f10 \r\n"
"mtc1 %12, $f12 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f16 \r\n"
"mtc1 $5, $f18 \r\n"
"mtc1 $6, $f14 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"pshufh $f12, $f12, $f20 \r\n"
"pshufh $f14, $f14, $f20 \r\n"
"punpcklbh $f16, $f16, $f20 \r\n"
"punpcklbh $f18, $f18, $f20 \r\n"
"daddiu $6, $0, 6 \r\n"
"mtc1 $6, $f22 \r\n"
"dsrl32 $2, $2, 0 \r\n"
"dsrl32 $3, $3, 0 \r\n"
"dsrl32 $4, $4, 0 \r\n"
"dsrl32 $5, $5, 0 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"pmullh $f16, $f10, $f16 \r\n"
"pmullh $f18, $f12, $f18 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f4, $f4, $f16 \r\n"
"paddh $f2, $f2, $f18 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f24, $f2, $f22 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f16 \r\n"
"mtc1 $5, $f18 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"punpcklbh $f16, $f16, $f20 \r\n"
"punpcklbh $f18, $f18, $f20 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"pmullh $f16, $f10, $f16 \r\n"
"pmullh $f18, $f12, $f18 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f4, $f4, $f16 \r\n"
"paddh $f2, $f2, $f18 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f24, $f2 \r\n"
"ldc1 $f4, %0 \r\n"
"pavgb $f2, $f2, $f4 \r\n"
"sdc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*(src)),"m"(*(src+7)),"m"(*(src+1)),"m"(*(src+8)),
"m"(*(src+stride)),"m"(*(src+stride+7)),
"m"(*(src+stride+1)),"m"(*(src+stride+8)),
"r"(A),"r"(B),"r"(C),"r"(D)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
} else {
const int step = C ? stride : 1;
for (i=0; i<h; i++) {
__asm__ volatile (
"daddiu $6, $0, 32 \r\n"
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"mtc1 $6, $f14 \r\n"
"mtc1 %5, $f6 \r\n"
"mtc1 %6, $f8 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"daddiu $6, $0, 6 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f14, $f14, $f20 \r\n"
"mtc1 $6, $f22 \r\n"
"dsrl32 $2, $2, 0 \r\n"
"dsrl32 $3, $3, 0 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f24, $f2, $f22 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f24, $f2 \r\n"
"ldc1 $f4, %0 \r\n"
"pavgb $f2, $f2, $f4 \r\n"
"sdc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*(src)),"m"(*(src+7)),
"m"(*(src+step)),"m"(*(src+step+7)),"r"(A),"r"(E)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
}
}
void ff_put_h264_chroma_mc4_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y)
{
const int A = (8 - x) * (8 - y);
const int B = x * (8 - y);
const int C = (8 - x) * y;
const int D = x * y;
const int E = B + C;
int i;
av_assert2(x<8 && y<8 && x>=0 && y>=0);
if (D) {
for (i=0; i<h; i++) {
__asm__ volatile (
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"ldl $4, %6 \r\n"
"ldr $4, %5 \r\n"
"ldl $5, %8 \r\n"
"ldr $5, %7 \r\n"
"daddiu $6, $0, 32 \r\n"
"mtc1 %9, $f6 \r\n"
"mtc1 %10, $f8 \r\n"
"mtc1 %11, $f10 \r\n"
"mtc1 %12, $f12 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f16 \r\n"
"mtc1 $5, $f18 \r\n"
"mtc1 $6, $f14 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"pshufh $f12, $f12, $f20 \r\n"
"pshufh $f14, $f14, $f20 \r\n"
"punpcklbh $f16, $f16, $f20 \r\n"
"punpcklbh $f18, $f18, $f20 \r\n"
"daddiu $6, $0, 6 \r\n"
"mtc1 $6, $f22 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"pmullh $f16, $f10, $f16 \r\n"
"pmullh $f18, $f12, $f18 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f4, $f4, $f16 \r\n"
"paddh $f2, $f2, $f18 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f2, $f2 \r\n"
"swc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*(src)),"m"(*(src+7)),"m"(*(src+1)),"m"(*(src+8)),
"m"(*(src+stride)),"m"(*(src+stride+7)),
"m"(*(src+stride+1)),"m"(*(src+stride+8)),
"r"(A),"r"(B),"r"(C),"r"(D)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
} else if (E) {
const int step = C ? stride : 1;
for (i=0; i<h; i++) {
__asm__ volatile (
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"daddiu $4, $0, 32 \r\n"
"mtc1 %5, $f6 \r\n"
"mtc1 %6, $f8 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f10 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"daddiu $4, $0, 6 \r\n"
"mtc1 $4, $f22 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddh $f2, $f2, $f10 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f2, $f20 \r\n"
"swc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*(src)),"m"(*(src+7)),"m"(*(src+step)),
"m"(*(src+step+7)),"r"(A),"r"(E)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
} else {
for (i=0; i<h; i++) {
__asm__ volatile (
"lwl $2, %2 \r\n"
"lwr $2, %1 \r\n"
"sw $2, %0 \r\n"
: "=m"(*dst)
: "m"(*src),"m"(*(src+3))
: "$2"
);
dst += stride;
src += stride;
}
}
}
void ff_avg_h264_chroma_mc4_mmi(uint8_t *dst, uint8_t *src, int stride,
int h, int x, int y)
{
const int A = (8 - x) *(8 - y);
const int B = x * (8 - y);
const int C = (8 - x) * y;
const int D = x * y;
int i;
av_assert2(x<8 && y<8 && x>=0 && y>=0);
if (D) {
for (i=0; i<h; i++) {
__asm__ volatile (
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"ldl $4, %6 \r\n"
"ldr $4, %5 \r\n"
"ldl $5, %8 \r\n"
"ldr $5, %7 \r\n"
"daddiu $6, $0, 32 \r\n"
"mtc1 %9, $f6 \r\n"
"mtc1 %10, $f8 \r\n"
"mtc1 %11, $f10 \r\n"
"mtc1 %12, $f12 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f16 \r\n"
"mtc1 $5, $f18 \r\n"
"mtc1 $6, $f14 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"pshufh $f12, $f12, $f20 \r\n"
"pshufh $f14, $f14, $f20 \r\n"
"punpcklbh $f16, $f16, $f20 \r\n"
"punpcklbh $f18, $f18, $f20 \r\n"
"daddiu $6, $0, 6 \r\n"
"mtc1 $6, $f22 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"pmullh $f16, $f10, $f16 \r\n"
"pmullh $f18, $f12, $f18 \r\n"
"paddh $f2, $f2, $f14 \r\n"
"paddh $f4, $f4, $f16 \r\n"
"paddh $f2, $f2, $f18 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f2, $f2 \r\n"
"lwc1 $f4, %0 \r\n"
"pavgb $f2, $f2, $f4 \r\n"
"swc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*(src)),"m"(*(src+7)),"m"(*(src+1)),"m"(*(src+8)),
"m"(*(src+stride)),"m"(*(src+stride+7)),
"m"(*(src+stride+1)),"m"(*(src+stride+8)),
"r"(A),"r"(B),"r"(C),"r"(D)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
} else {
const int E = B + C;
const int step = C ? stride : 1;
for (i=0; i<h; i++) {
__asm__ volatile (
"ldl $2, %2 \r\n"
"ldr $2, %1 \r\n"
"ldl $3, %4 \r\n"
"ldr $3, %3 \r\n"
"daddiu $4, $0, 32 \r\n"
"mtc1 %5, $f6 \r\n"
"mtc1 %6, $f8 \r\n"
"mtc1 $0, $f20 \r\n"
"mtc1 $2, $f2 \r\n"
"mtc1 $3, $f4 \r\n"
"mtc1 $4, $f10 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"daddiu $4, $0, 6 \r\n"
"mtc1 $4, $f22 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddh $f2, $f2, $f10 \r\n"
"paddh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f22 \r\n"
"packushb $f2, $f2, $f20 \r\n"
"lwc1 $f4, %0 \r\n"
"pavgb $f2, $f2, $f4 \r\n"
"swc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*(src)),"m"(*(src+7)),"m"(*(src+step)),
"m"(*(src+step+7)),"r"(A),"r"(E)
: "$2","$3","$4","$5","$6"
);
dst += stride;
src += stride;
}
}
}