[FFmpeg-devel] [PATCH v2] avcodec/mips: [loongson] mmi optimizations for VP9 put and avg functions
gxw
guxiwei-hf at loongson.cn
Tue Feb 26 03:03:28 EET 2019
> 在 2019年2月24日，上午10:55，Shiyou Yin <yinshiyou-hf at loongson.cn> 写道：
>
>
>
>> -----Original Message-----
>> From: ffmpeg-devel-bounces at ffmpeg.org <mailto:ffmpeg-devel-bounces at ffmpeg.org> [mailto:ffmpeg-devel-bounces at ffmpeg.org <mailto:ffmpeg-devel-bounces at ffmpeg.org>] On Behalf Of gxw
>> Sent: Thursday, February 21, 2019 8:39 PM
>> To: ffmpeg-devel at ffmpeg.org <mailto:ffmpeg-devel at ffmpeg.org>
>> Cc: gxw
>> Subject: [FFmpeg-devel] [PATCH v2] avcodec/mips: [loongson] mmi optimizations for VP9 put and avg
>> functions
>>
>> VP9 decoding speed improved about 60.5%(from 38fps to 61fps, tested on loongson 3A3000).
>> ---
>> libavcodec/mips/Makefile | 1 +
>> libavcodec/mips/vp9_mc_mmi.c | 692 +++++++++++++++++++++++++++++++++++++
>> libavcodec/mips/vp9dsp_init_mips.c | 42 +++
>> libavcodec/mips/vp9dsp_mips.h | 50 +++
>> libavutil/mips/mmiutils.h | 15 +
>> 5 files changed, 800 insertions(+)
>> create mode 100644 libavcodec/mips/vp9_mc_mmi.c
>>
>> diff --git a/libavcodec/mips/Makefile b/libavcodec/mips/Makefile
>> index c827649..c5b54d5 100644
>> --- a/libavcodec/mips/Makefile
>> +++ b/libavcodec/mips/Makefile
>> @@ -88,3 +88,4 @@ MMI-OBJS-$(CONFIG_VC1_DECODER) += mips/vc1dsp_mmi.o
>> MMI-OBJS-$(CONFIG_WMV2DSP) += mips/wmv2dsp_mmi.o
>> MMI-OBJS-$(CONFIG_HEVC_DECODER) += mips/hevcdsp_mmi.o
>> MMI-OBJS-$(CONFIG_VP3DSP) += mips/vp3dsp_idct_mmi.o
>> +MMI-OBJS-$(CONFIG_VP9_DECODER) += mips/vp9_mc_mmi.o
>> diff --git a/libavcodec/mips/vp9_mc_mmi.c b/libavcodec/mips/vp9_mc_mmi.c
>> new file mode 100644
>> index 0000000..58a920b
>> --- /dev/null
>> +++ b/libavcodec/mips/vp9_mc_mmi.c
>> @@ -0,0 +1,692 @@
>> +/*
>> + * Copyright (c) 2019 gxw <guxiwei-hf at 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 "libavcodec/vp9dsp.h"
>> +#include "libavutil/mips/mmiutils.h"
>> +#include "vp9dsp_mips.h"
>> +
>> +#define GET_DATA_H_MMI \
>> + "pmaddhw %[ftmp4], %[ftmp4], %[filter1] \n\t" \
>> + "pmaddhw %[ftmp5], %[ftmp5], %[filter2] \n\t" \
>> + "paddw %[ftmp4], %[ftmp4], %[ftmp5] \n\t" \
>> + "punpckhwd %[ftmp5], %[ftmp4], %[ftmp0] \n\t" \
>> + "paddw %[ftmp4], %[ftmp4], %[ftmp5] \n\t" \
>> + "pmaddhw %[ftmp6], %[ftmp6], %[filter1] \n\t" \
>> + "pmaddhw %[ftmp7], %[ftmp7], %[filter2] \n\t" \
>> + "paddw %[ftmp6], %[ftmp6], %[ftmp7] \n\t" \
>> + "punpckhwd %[ftmp7], %[ftmp6], %[ftmp0] \n\t" \
>> + "paddw %[ftmp6], %[ftmp6], %[ftmp7] \n\t" \
>> + "punpcklwd %[srcl], %[ftmp4], %[ftmp6] \n\t" \
>> + "pmaddhw %[ftmp8], %[ftmp8], %[filter1] \n\t" \
>> + "pmaddhw %[ftmp9], %[ftmp9], %[filter2] \n\t" \
>> + "paddw %[ftmp8], %[ftmp8], %[ftmp9] \n\t" \
>> + "punpckhwd %[ftmp9], %[ftmp8], %[ftmp0] \n\t" \
>> + "paddw %[ftmp8], %[ftmp8], %[ftmp9] \n\t" \
>> + "pmaddhw %[ftmp10], %[ftmp10], %[filter1] \n\t" \
>> + "pmaddhw %[ftmp11], %[ftmp11], %[filter2] \n\t" \
>> + "paddw %[ftmp10], %[ftmp10], %[ftmp11] \n\t" \
>> + "punpckhwd %[ftmp11], %[ftmp10], %[ftmp0] \n\t" \
>> + "paddw %[ftmp10], %[ftmp10], %[ftmp11] \n\t" \
>> + "punpcklwd %[srch], %[ftmp8], %[ftmp10] \n\t"
>> +
>> +#define GET_DATA_V_MMI \
>> + "punpcklhw %[srcl], %[ftmp4], %[ftmp5] \n\t" \
>> + "pmaddhw %[srcl], %[srcl], %[filter10] \n\t" \
>> + "punpcklhw %[ftmp12], %[ftmp6], %[ftmp7] \n\t" \
>> + "pmaddhw %[ftmp12], %[ftmp12], %[filter32] \n\t" \
>> + "paddw %[srcl], %[srcl], %[ftmp12] \n\t" \
>> + "punpcklhw %[ftmp12], %[ftmp8], %[ftmp9] \n\t" \
>> + "pmaddhw %[ftmp12], %[ftmp12], %[filter54] \n\t" \
>> + "paddw %[srcl], %[srcl], %[ftmp12] \n\t" \
>> + "punpcklhw %[ftmp12], %[ftmp10], %[ftmp11] \n\t" \
>> + "pmaddhw %[ftmp12], %[ftmp12], %[filter76] \n\t" \
>> + "paddw %[srcl], %[srcl], %[ftmp12] \n\t" \
>> + "punpckhhw %[srch], %[ftmp4], %[ftmp5] \n\t" \
>> + "pmaddhw %[srch], %[srch], %[filter10] \n\t" \
>> + "punpckhhw %[ftmp12], %[ftmp6], %[ftmp7] \n\t" \
>> + "pmaddhw %[ftmp12], %[ftmp12], %[filter32] \n\t" \
>> + "paddw %[srch], %[srch], %[ftmp12] \n\t" \
>> + "punpckhhw %[ftmp12], %[ftmp8], %[ftmp9] \n\t" \
>> + "pmaddhw %[ftmp12], %[ftmp12], %[filter54] \n\t" \
>> + "paddw %[srch], %[srch], %[ftmp12] \n\t" \
>> + "punpckhhw %[ftmp12], %[ftmp10], %[ftmp11] \n\t" \
>> + "pmaddhw %[ftmp12], %[ftmp12], %[filter76] \n\t" \
>> + "paddw %[srch], %[srch], %[ftmp12] \n\t"
>> +
>> +static void convolve_horiz_mmi(const uint8_t *src, int32_t src_stride,
>> + uint8_t *dst, int32_t dst_stride,
>> + const uint16_t *filter_x, int32_t w,
>> + int32_t h)
>> +{
>> + double ftmp[15];
>> + uint32_t tmp[2];
>> + src -= 3;
>> + src_stride -= w;
>> + dst_stride -= w;
>> + __asm__ volatile (
>> + "move %[tmp1], %[width] \n\t"
>> + "xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
>> + "gsldlc1 %[filter1], 0x03(%[filter]) \n\t"
>> + "gsldrc1 %[filter1], 0x00(%[filter]) \n\t"
>> + "gsldlc1 %[filter2], 0x0b(%[filter]) \n\t"
>> + "gsldrc1 %[filter2], 0x08(%[filter]) \n\t"
>> + "li %[tmp0], 0x07 \n\t"
>> + "dmtc1 %[tmp0], %[ftmp13] \n\t"
>> + "punpcklwd %[ftmp13], %[ftmp13], %[ftmp13] \n\t"
>> + "1: \n\t"
>> + /* Get 8 data per row */
>> + "gsldlc1 %[ftmp5], 0x07(%[src]) \n\t"
>> + "gsldrc1 %[ftmp5], 0x00(%[src]) \n\t"
>> + "gsldlc1 %[ftmp7], 0x08(%[src]) \n\t"
>> + "gsldrc1 %[ftmp7], 0x01(%[src]) \n\t"
>> + "gsldlc1 %[ftmp9], 0x09(%[src]) \n\t"
>> + "gsldrc1 %[ftmp9], 0x02(%[src]) \n\t"
>> + "gsldlc1 %[ftmp11], 0x0A(%[src]) \n\t"
>> + "gsldrc1 %[ftmp11], 0x03(%[src]) \n\t"
>> + "punpcklbh %[ftmp4], %[ftmp5], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp6], %[ftmp7], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp7], %[ftmp7], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp8], %[ftmp9], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp9], %[ftmp9], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp10], %[ftmp11], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp11], %[ftmp11], %[ftmp0] \n\t"
>> + PTR_ADDIU "%[width], %[width], -0x04 \n\t"
>> + /* Get raw data */
>> + GET_DATA_H_MMI
>> + ROUND_POWER_OF_TWO_MMI(%[srcl], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + ROUND_POWER_OF_TWO_MMI(%[srch], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + "packsswh %[srcl], %[srcl], %[srch] \n\t"
>> + "packushb %[ftmp12], %[srcl], %[ftmp0] \n\t"
>> + "swc1 %[ftmp12], 0x00(%[dst]) \n\t"
>> + PTR_ADDIU "%[dst], %[dst], 0x04 \n\t"
>> + PTR_ADDIU "%[src], %[src], 0x04 \n\t"
>> + /* Loop count */
>> + "bnez %[width], 1b \n\t"
>> + "move %[width], %[tmp1] \n\t"
>> + PTR_ADDU "%[src], %[src], %[src_stride] \n\t"
>> + PTR_ADDU "%[dst], %[dst], %[dst_stride] \n\t"
>> + PTR_ADDIU "%[height], %[height], -0x01 \n\t"
>> + "bnez %[height], 1b \n\t"
>> + : [srcl]"=&f"(ftmp[0]), [srch]"=&f"(ftmp[1]),
>> + [filter1]"=&f"(ftmp[2]), [filter2]"=&f"(ftmp[3]),
>> + [ftmp0]"=&f"(ftmp[4]), [ftmp4]"=&f"(ftmp[5]),
>> + [ftmp5]"=&f"(ftmp[6]), [ftmp6]"=&f"(ftmp[7]),
>> + [ftmp7]"=&f"(ftmp[8]), [ftmp8]"=&f"(ftmp[9]),
>> + [ftmp9]"=&f"(ftmp[10]), [ftmp10]"=&f"(ftmp[11]),
>> + [ftmp11]"=&f"(ftmp[12]), [ftmp12]"=&f"(ftmp[13]),
>> + [tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
>> + [src]"+&r"(src), [width]"+&r"(w),
>> + [dst]"+&r"(dst), [height]"+&r"(h),
>> + [ftmp13]"=&f"(ftmp[14])
>> + : [filter]"r"(filter_x),
>> + [src_stride]"r"((mips_reg)src_stride),
>> + [dst_stride]"r"((mips_reg)dst_stride)
>> + : "memory"
>> + );
>> +}
>> +
>> +static void convolve_vert_mmi(const uint8_t *src, int32_t src_stride,
>> + uint8_t *dst, int32_t dst_stride,
>> + const int16_t *filter_y, int32_t w,
>> + int32_t h)
>> +{
>> + double ftmp[17];
>> + uint32_t tmp[1];
>> + ptrdiff_t addr = src_stride;
>> + src_stride -= w;
>> + dst_stride -= w;
>> +
>> + __asm__ volatile (
>> + "xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
>> + "gsldlc1 %[ftmp4], 0x03(%[filter]) \n\t"
>> + "gsldrc1 %[ftmp4], 0x00(%[filter]) \n\t"
>> + "gsldlc1 %[ftmp5], 0x0b(%[filter]) \n\t"
>> + "gsldrc1 %[ftmp5], 0x08(%[filter]) \n\t"
>> + "punpcklwd %[filter10], %[ftmp4], %[ftmp4] \n\t"
>> + "punpckhwd %[filter32], %[ftmp4], %[ftmp4] \n\t"
>> + "punpcklwd %[filter54], %[ftmp5], %[ftmp5] \n\t"
>> + "punpckhwd %[filter76], %[ftmp5], %[ftmp5] \n\t"
>> + "li %[tmp0], 0x07 \n\t"
>> + "dmtc1 %[tmp0], %[ftmp13] \n\t"
>> + "punpcklwd %[ftmp13], %[ftmp13], %[ftmp13] \n\t"
>> + "1: \n\t"
>> + /* Get 8 data per column */
>> + "gsldlc1 %[ftmp4], 0x07(%[src]) \n\t"
>> + "gsldrc1 %[ftmp4], 0x00(%[src]) \n\t"
>> + PTR_ADDU "%[tmp0], %[src], %[addr] \n\t"
>> + "gsldlc1 %[ftmp5], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp5], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp6], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp6], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp7], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp7], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp8], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp8], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp9], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp9], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp10], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp10], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp11], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp11], 0x00(%[tmp0]) \n\t"
>> + "punpcklbh %[ftmp4], %[ftmp4], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp6], %[ftmp6], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp7], %[ftmp7], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp8], %[ftmp8], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp9], %[ftmp9], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp10], %[ftmp10], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp11], %[ftmp11], %[ftmp0] \n\t"
>> + PTR_ADDIU "%[width], %[width], -0x04 \n\t"
>> + /* Get raw data */
>> + GET_DATA_V_MMI
>> + ROUND_POWER_OF_TWO_MMI(%[srcl], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + ROUND_POWER_OF_TWO_MMI(%[srch], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + "packsswh %[srcl], %[srcl], %[srch] \n\t"
>> + "packushb %[ftmp12], %[srcl], %[ftmp0] \n\t"
>> + "swc1 %[ftmp12], 0x00(%[dst]) \n\t"
>> + PTR_ADDIU "%[dst], %[dst], 0x04 \n\t"
>> + PTR_ADDIU "%[src], %[src], 0x04 \n\t"
>> + /* Loop count */
>> + "bnez %[width], 1b \n\t"
>> + PTR_SUBU "%[width], %[addr], %[src_stride] \n\t"
>> + PTR_ADDU "%[src], %[src], %[src_stride] \n\t"
>> + PTR_ADDU "%[dst], %[dst], %[dst_stride] \n\t"
>> + PTR_ADDIU "%[height], %[height], -0x01 \n\t"
>> + "bnez %[height], 1b \n\t"
>> + : [srcl]"=&f"(ftmp[0]), [srch]"=&f"(ftmp[1]),
>> + [filter10]"=&f"(ftmp[2]), [filter32]"=&f"(ftmp[3]),
>> + [filter54]"=&f"(ftmp[4]), [filter76]"=&f"(ftmp[5]),
>> + [ftmp0]"=&f"(ftmp[6]), [ftmp4]"=&f"(ftmp[7]),
>> + [ftmp5]"=&f"(ftmp[8]), [ftmp6]"=&f"(ftmp[9]),
>> + [ftmp7]"=&f"(ftmp[10]), [ftmp8]"=&f"(ftmp[11]),
>> + [ftmp9]"=&f"(ftmp[12]), [ftmp10]"=&f"(ftmp[13]),
>> + [ftmp11]"=&f"(ftmp[14]), [ftmp12]"=&f"(ftmp[15]),
>> + [src]"+&r"(src), [dst]"+&r"(dst),
>> + [width]"+&r"(w), [height]"+&r"(h),
>> + [tmp0]"=&r"(tmp[0]), [ftmp13]"=&f"(ftmp[16])
>> + : [filter]"r"(filter_y),
>> + [src_stride]"r"((mips_reg)src_stride),
>> + [dst_stride]"r"((mips_reg)dst_stride),
>> + [addr]"r"((mips_reg)addr)
>> + : "memory"
>> + );
>> +}
>> +
>> +static void convolve_avg_horiz_mmi(const uint8_t *src, int32_t src_stride,
>> + uint8_t *dst, int32_t dst_stride,
>> + const uint16_t *filter_x, int32_t w,
>> + int32_t h)
>> +{
>> + double ftmp[15];
>> + uint32_t tmp[2];
>> + src -= 3;
>> + src_stride -= w;
>> + dst_stride -= w;
>> +
>> + __asm__ volatile (
>> + "move %[tmp1], %[width] \n\t"
>> + "xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
>> + "gsldlc1 %[filter1], 0x03(%[filter]) \n\t"
>> + "gsldrc1 %[filter1], 0x00(%[filter]) \n\t"
>> + "gsldlc1 %[filter2], 0x0b(%[filter]) \n\t"
>> + "gsldrc1 %[filter2], 0x08(%[filter]) \n\t"
>> + "li %[tmp0], 0x07 \n\t"
>> + "dmtc1 %[tmp0], %[ftmp13] \n\t"
>> + "punpcklwd %[ftmp13], %[ftmp13], %[ftmp13] \n\t"
>> + "1: \n\t"
>> + /* Get 8 data per row */
>> + "gsldlc1 %[ftmp5], 0x07(%[src]) \n\t"
>> + "gsldrc1 %[ftmp5], 0x00(%[src]) \n\t"
>> + "gsldlc1 %[ftmp7], 0x08(%[src]) \n\t"
>> + "gsldrc1 %[ftmp7], 0x01(%[src]) \n\t"
>> + "gsldlc1 %[ftmp9], 0x09(%[src]) \n\t"
>> + "gsldrc1 %[ftmp9], 0x02(%[src]) \n\t"
>> + "gsldlc1 %[ftmp11], 0x0A(%[src]) \n\t"
>> + "gsldrc1 %[ftmp11], 0x03(%[src]) \n\t"
>> + "punpcklbh %[ftmp4], %[ftmp5], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp6], %[ftmp7], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp7], %[ftmp7], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp8], %[ftmp9], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp9], %[ftmp9], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp10], %[ftmp11], %[ftmp0] \n\t"
>> + "punpckhbh %[ftmp11], %[ftmp11], %[ftmp0] \n\t"
>> + PTR_ADDIU "%[width], %[width], -0x04 \n\t"
>> + /* Get raw data */
>> + GET_DATA_H_MMI
>> + ROUND_POWER_OF_TWO_MMI(%[srcl], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + ROUND_POWER_OF_TWO_MMI(%[srch], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + "packsswh %[srcl], %[srcl], %[srch] \n\t"
>> + "packushb %[ftmp12], %[srcl], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp12], %[ftmp12], %[ftmp0] \n\t"
>> + "gsldlc1 %[ftmp4], 0x07(%[dst]) \n\t"
>> + "gsldrc1 %[ftmp4], 0x00(%[dst]) \n\t"
>> + "punpcklbh %[ftmp4], %[ftmp4], %[ftmp0] \n\t"
>> + "paddh %[ftmp12], %[ftmp12], %[ftmp4] \n\t"
>> + "li %[tmp0], 0x10001 \n\t"
>> + "dmtc1 %[tmp0], %[ftmp5] \n\t"
>> + "punpcklhw %[ftmp5], %[ftmp5], %[ftmp5] \n\t"
>> + "paddh %[ftmp12], %[ftmp12], %[ftmp5] \n\t"
>> + "psrah %[ftmp12], %[ftmp12], %[ftmp5] \n\t"
>> + "packushb %[ftmp12], %[ftmp12], %[ftmp0] \n\t"
>> + "swc1 %[ftmp12], 0x00(%[dst]) \n\t"
>> + PTR_ADDIU "%[dst], %[dst], 0x04 \n\t"
>> + PTR_ADDIU "%[src], %[src], 0x04 \n\t"
>> + /* Loop count */
>> + "bnez %[width], 1b \n\t"
>> + "move %[width], %[tmp1] \n\t"
>> + PTR_ADDU "%[src], %[src], %[src_stride] \n\t"
>> + PTR_ADDU "%[dst], %[dst], %[dst_stride] \n\t"
>> + PTR_ADDIU "%[height], %[height], -0x01 \n\t"
>> + "bnez %[height], 1b \n\t"
>> + : [srcl]"=&f"(ftmp[0]), [srch]"=&f"(ftmp[1]),
>> + [filter1]"=&f"(ftmp[2]), [filter2]"=&f"(ftmp[3]),
>> + [ftmp0]"=&f"(ftmp[4]), [ftmp4]"=&f"(ftmp[5]),
>> + [ftmp5]"=&f"(ftmp[6]), [ftmp6]"=&f"(ftmp[7]),
>> + [ftmp7]"=&f"(ftmp[8]), [ftmp8]"=&f"(ftmp[9]),
>> + [ftmp9]"=&f"(ftmp[10]), [ftmp10]"=&f"(ftmp[11]),
>> + [ftmp11]"=&f"(ftmp[12]), [ftmp12]"=&f"(ftmp[13]),
>> + [tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
>> + [src]"+&r"(src), [width]"+&r"(w),
>> + [dst]"+&r"(dst), [height]"+&r"(h),
>> + [ftmp13]"=&f"(ftmp[14])
>> + : [filter]"r"(filter_x),
>> + [src_stride]"r"((mips_reg)src_stride),
>> + [dst_stride]"r"((mips_reg)dst_stride)
>> + : "memory"
>> + );
>> +}
>> +
>> +static void convolve_avg_vert_mmi(const uint8_t *src, int32_t src_stride,
>> + uint8_t *dst, int32_t dst_stride,
>> + const int16_t *filter_y, int32_t w,
>> + int32_t h)
>> +{
>> + double ftmp[17];
>> + uint32_t tmp[1];
>> + ptrdiff_t addr = src_stride;
>> + src_stride -= w;
>> + dst_stride -= w;
>> +
>> + __asm__ volatile (
>> + "xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
>> + "gsldlc1 %[ftmp4], 0x03(%[filter]) \n\t"
>> + "gsldrc1 %[ftmp4], 0x00(%[filter]) \n\t"
>> + "gsldlc1 %[ftmp5], 0x0b(%[filter]) \n\t"
>> + "gsldrc1 %[ftmp5], 0x08(%[filter]) \n\t"
>> + "punpcklwd %[filter10], %[ftmp4], %[ftmp4] \n\t"
>> + "punpckhwd %[filter32], %[ftmp4], %[ftmp4] \n\t"
>> + "punpcklwd %[filter54], %[ftmp5], %[ftmp5] \n\t"
>> + "punpckhwd %[filter76], %[ftmp5], %[ftmp5] \n\t"
>> + "li %[tmp0], 0x07 \n\t"
>> + "dmtc1 %[tmp0], %[ftmp13] \n\t"
>> + "punpcklwd %[ftmp13], %[ftmp13], %[ftmp13] \n\t"
>> + "1: \n\t"
>> + /* Get 8 data per column */
>> + "gsldlc1 %[ftmp4], 0x07(%[src]) \n\t"
>> + "gsldrc1 %[ftmp4], 0x00(%[src]) \n\t"
>> + PTR_ADDU "%[tmp0], %[src], %[addr] \n\t"
>> + "gsldlc1 %[ftmp5], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp5], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp6], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp6], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp7], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp7], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp8], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp8], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp9], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp9], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp10], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp10], 0x00(%[tmp0]) \n\t"
>> + PTR_ADDU "%[tmp0], %[tmp0], %[addr] \n\t"
>> + "gsldlc1 %[ftmp11], 0x07(%[tmp0]) \n\t"
>> + "gsldrc1 %[ftmp11], 0x00(%[tmp0]) \n\t"
>> + "punpcklbh %[ftmp4], %[ftmp4], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp6], %[ftmp6], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp7], %[ftmp7], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp8], %[ftmp8], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp9], %[ftmp9], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp10], %[ftmp10], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp11], %[ftmp11], %[ftmp0] \n\t"
>> + PTR_ADDIU "%[width], %[width], -0x04 \n\t"
>> + /* Get raw data */
>> + GET_DATA_V_MMI
>> + ROUND_POWER_OF_TWO_MMI(%[srcl], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + ROUND_POWER_OF_TWO_MMI(%[srch], %[ftmp13], %[ftmp5],
>> + %[ftmp6], %[tmp0])
>> + "packsswh %[srcl], %[srcl], %[srch] \n\t"
>> + "packushb %[ftmp12], %[srcl], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp12], %[ftmp12], %[ftmp0] \n\t"
>> + "gsldlc1 %[ftmp4], 0x07(%[dst]) \n\t"
>> + "gsldrc1 %[ftmp4], 0x00(%[dst]) \n\t"
>> + "punpcklbh %[ftmp4], %[ftmp4], %[ftmp0] \n\t"
>> + "paddh %[ftmp12], %[ftmp12], %[ftmp4] \n\t"
>> + "li %[tmp0], 0x10001 \n\t"
>> + "dmtc1 %[tmp0], %[ftmp5] \n\t"
>> + "punpcklhw %[ftmp5], %[ftmp5], %[ftmp5] \n\t"
>> + "paddh %[ftmp12], %[ftmp12], %[ftmp5] \n\t"
>> + "psrah %[ftmp12], %[ftmp12], %[ftmp5] \n\t"
>> + "packushb %[ftmp12], %[ftmp12], %[ftmp0] \n\t"
>> + "swc1 %[ftmp12], 0x00(%[dst]) \n\t"
>> + PTR_ADDIU "%[dst], %[dst], 0x04 \n\t"
>> + PTR_ADDIU "%[src], %[src], 0x04 \n\t"
>> + /* Loop count */
>> + "bnez %[width], 1b \n\t"
>> + PTR_SUBU "%[width], %[addr], %[src_stride] \n\t"
>> + PTR_ADDU "%[src], %[src], %[src_stride] \n\t"
>> + PTR_ADDU "%[dst], %[dst], %[dst_stride] \n\t"
>> + PTR_ADDIU "%[height], %[height], -0x01 \n\t"
>> + "bnez %[height], 1b \n\t"
>> + : [srcl]"=&f"(ftmp[0]), [srch]"=&f"(ftmp[1]),
>> + [filter10]"=&f"(ftmp[2]), [filter32]"=&f"(ftmp[3]),
>> + [filter54]"=&f"(ftmp[4]), [filter76]"=&f"(ftmp[5]),
>> + [ftmp0]"=&f"(ftmp[6]), [ftmp4]"=&f"(ftmp[7]),
>> + [ftmp5]"=&f"(ftmp[8]), [ftmp6]"=&f"(ftmp[9]),
>> + [ftmp7]"=&f"(ftmp[10]), [ftmp8]"=&f"(ftmp[11]),
>> + [ftmp9]"=&f"(ftmp[12]), [ftmp10]"=&f"(ftmp[13]),
>> + [ftmp11]"=&f"(ftmp[14]), [ftmp12]"=&f"(ftmp[15]),
>> + [src]"+&r"(src), [dst]"+&r"(dst),
>> + [width]"+&r"(w), [height]"+&r"(h),
>> + [tmp0]"=&r"(tmp[0]), [ftmp13]"=&f"(ftmp[16])
>> + : [filter]"r"(filter_y),
>> + [src_stride]"r"((mips_reg)src_stride),
>> + [dst_stride]"r"((mips_reg)dst_stride),
>> + [addr]"r"((mips_reg)addr)
>> + : "memory"
>> + );
>> +}
>> +
>> +static void convolve_avg_mmi(const uint8_t *src, int32_t src_stride,
>> + uint8_t *dst, int32_t dst_stride,
>> + int32_t w, int32_t h)
>> +{
>> + double ftmp[4];
>> + uint32_t tmp[2];
>> + src_stride -= w;
>> + dst_stride -= w;
>> +
>> + __asm__ volatile (
>> + "move %[tmp1], %[width] \n\t"
>> + "xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
>> + "li %[tmp0], 0x10001 \n\t"
>> + "dmtc1 %[tmp0], %[ftmp3] \n\t"
>> + "punpcklhw %[ftmp3], %[ftmp3], %[ftmp3] \n\t"
>> + "1: \n\t"
>> + "gsldlc1 %[ftmp1], 0x07(%[src]) \n\t"
>> + "gsldrc1 %[ftmp1], 0x00(%[src]) \n\t"
>> + "gsldlc1 %[ftmp2], 0x07(%[dst]) \n\t"
>> + "gsldrc1 %[ftmp2], 0x00(%[dst]) \n\t"
>> + "punpcklbh %[ftmp1], %[ftmp1], %[ftmp0] \n\t"
>> + "punpcklbh %[ftmp2], %[ftmp2], %[ftmp0] \n\t"
>> + "paddh %[ftmp1], %[ftmp1], %[ftmp2] \n\t"
>> + "paddh %[ftmp1], %[ftmp1], %[ftmp3] \n\t"
>> + "psrah %[ftmp1], %[ftmp1], %[ftmp3] \n\t"
>> + "packushb %[ftmp1], %[ftmp1], %[ftmp0] \n\t"
>> + "swc1 %[ftmp1], 0x00(%[dst]) \n\t"
>> + PTR_ADDIU "%[width], %[width], -0x04 \n\t"
>> + PTR_ADDIU "%[dst], %[dst], 0x04 \n\t"
>> + PTR_ADDIU "%[src], %[src], 0x04 \n\t"
>> + "bnez %[width], 1b \n\t"
>> + "move %[width], %[tmp1] \n\t"
>> + PTR_ADDU "%[dst], %[dst], %[dst_stride] \n\t"
>> + PTR_ADDU "%[src], %[src], %[src_stride] \n\t"
>> + PTR_ADDIU "%[height], %[height], -0x01 \n\t"
>> + "bnez %[height], 1b \n\t"
>> + : [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
>> + [ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
>> + [tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
>> + [src]"+&r"(src), [dst]"+&r"(dst),
>> + [width]"+&r"(w), [height]"+&r"(h)
>> + : [src_stride]"r"((mips_reg)src_stride),
>> + [dst_stride]"r"((mips_reg)dst_stride)
>> + : "memory"
>> + );
>> +}
>
>
> 1) In the above functions, suggest you use gslwlc1/gslwrc1 to load 4byte dates but not 8byte if you only used 4byte dates.
>
>
>> +
>> +#define VP9_COMMON_MIPS_MMI_FUNC(SIZE) \
>> +static void common_hz_8t_##SIZE##w_mmi(const uint8_t *src, int32_t src_stride, \
>> + uint8_t *dst, int32_t dst_stride, \
>> + const int16_t *filter, int32_t h) \
>> +{ \
>> + convolve_horiz_mmi(src, src_stride, dst, dst_stride, filter, SIZE, h); \
>> +} \
>> + \
>> +static void common_vt_8t_##SIZE##w_mmi(const uint8_t *src, int32_t src_stride, \
>> + uint8_t *dst, int32_t dst_stride, \
>> + const int16_t *filter, int32_t h) \
>> +{ \
>> + src -= (3 * src_stride); \
>> + convolve_vert_mmi(src, src_stride, dst, dst_stride, filter, SIZE, h); \
>> +} \
>> + \
>> +static void common_hv_8ht_8vt_##SIZE##w_mmi(const uint8_t *src, \
>> + int32_t src_stride, uint8_t *dst, \
>> + int32_t dst_stride, \
>> + const int16_t *filter_horiz, \
>> + const int16_t *filter_vert, \
>> + int32_t h) \
>> +{ \
>> + int tmp_h = h + 7; \
>> + uint8_t temp[64 * 71]; \
>> + src -= (3 * src_stride); \
>> + convolve_horiz_mmi(src, src_stride, temp, 64, filter_horiz, SIZE, tmp_h); \
>> + convolve_vert_mmi(temp, 64, dst, dst_stride, filter_vert, SIZE, h); \
>> +} \
>> + \
>> +static void common_hz_8t_and_aver_dst_##SIZE##w_mmi(const uint8_t *src, \
>> + int32_t src_stride, \
>> + uint8_t *dst, \
>> + int32_t dst_stride, \
>> + const int16_t *filter, \
>> + int32_t h) \
>> +{ \
>> + convolve_avg_horiz_mmi(src, src_stride, dst, dst_stride, filter, SIZE, h); \
>> +} \
>> + \
>> +static void common_vt_8t_and_aver_dst_##SIZE##w_mmi(const uint8_t *src, \
>> + int32_t src_stride, \
>> + uint8_t *dst, \
>> + int32_t dst_stride, \
>> + const int16_t *filter, \
>> + int32_t h) \
>> +{ \
>> + src -= (3 * src_stride); \
>> + convolve_avg_vert_mmi(src, src_stride, dst, dst_stride, filter, SIZE, h); \
>> +} \
>> + \
>> +static void common_hv_8ht_8vt_and_aver_dst_##SIZE##w_mmi(const uint8_t *src, \
>> + int32_t src_stride, \
>> + uint8_t *dst, \
>> + int32_t dst_stride, \
>> + const int16_t *filter_horiz, \
>> + const int16_t *filter_vert, \
>> + int32_t h) \
>> +{ \
>> + uint8_t temp[64 * 64]; \
>> + common_hv_8ht_8vt_##SIZE##w_mmi(src, src_stride, temp, 64, \
>> + filter_horiz, filter_vert, h); \
>> + convolve_avg_mmi(temp, 64, dst, dst_stride, SIZE, h); \
>> +}
>> +
>> +VP9_COMMON_MIPS_MMI_FUNC(64);
>> +VP9_COMMON_MIPS_MMI_FUNC(32);
>> +VP9_COMMON_MIPS_MMI_FUNC(16);
>> +VP9_COMMON_MIPS_MMI_FUNC(8);
>> +VP9_COMMON_MIPS_MMI_FUNC(4);
>> +
>> +static const int16_t vp9_subpel_filters_mmi[3][15][8] = {
>> + [FILTER_8TAP_REGULAR] = {
>> + {0, 1, -5, 126, 8, -3, 1, 0},
>> + {-1, 3, -10, 122, 18, -6, 2, 0},
>> + {-1, 4, -13, 118, 27, -9, 3, -1},
>> + {-1, 4, -16, 112, 37, -11, 4, -1},
>> + {-1, 5, -18, 105, 48, -14, 4, -1},
>> + {-1, 5, -19, 97, 58, -16, 5, -1},
>> + {-1, 6, -19, 88, 68, -18, 5, -1},
>> + {-1, 6, -19, 78, 78, -19, 6, -1},
>> + {-1, 5, -18, 68, 88, -19, 6, -1},
>> + {-1, 5, -16, 58, 97, -19, 5, -1},
>> + {-1, 4, -14, 48, 105, -18, 5, -1},
>> + {-1, 4, -11, 37, 112, -16, 4, -1},
>> + {-1, 3, -9, 27, 118, -13, 4, -1},
>> + {0, 2, -6, 18, 122, -10, 3, -1},
>> + {0, 1, -3, 8, 126, -5, 1, 0},
>> + }, [FILTER_8TAP_SHARP] = {
>> + {-1, 3, -7, 127, 8, -3, 1, 0},
>> + {-2, 5, -13, 125, 17, -6, 3, -1},
>> + {-3, 7, -17, 121, 27, -10, 5, -2},
>> + {-4, 9, -20, 115, 37, -13, 6, -2},
>> + {-4, 10, -23, 108, 48, -16, 8, -3},
>> + {-4, 10, -24, 100, 59, -19, 9, -3},
>> + {-4, 11, -24, 90, 70, -21, 10, -4},
>> + {-4, 11, -23, 80, 80, -23, 11, -4},
>> + {-4, 10, -21, 70, 90, -24, 11, -4},
>> + {-3, 9, -19, 59, 100, -24, 10, -4},
>> + {-3, 8, -16, 48, 108, -23, 10, -4},
>> + {-2, 6, -13, 37, 115, -20, 9, -4},
>> + {-2, 5, -10, 27, 121, -17, 7, -3},
>> + {-1, 3, -6, 17, 125, -13, 5, -2},
>> + {0, 1, -3, 8, 127, -7, 3, -1},
>> + }, [FILTER_8TAP_SMOOTH] = {
>> + {-3, -1, 32, 64, 38, 1, -3, 0},
>> + {-2, -2, 29, 63, 41, 2, -3, 0},
>> + {-2, -2, 26, 63, 43, 4, -4, 0},
>> + {-2, -3, 24, 62, 46, 5, -4, 0},
>> + {-2, -3, 21, 60, 49, 7, -4, 0},
>> + {-1, -4, 18, 59, 51, 9, -4, 0},
>> + {-1, -4, 16, 57, 53, 12, -4, -1},
>> + {-1, -4, 14, 55, 55, 14, -4, -1},
>> + {-1, -4, 12, 53, 57, 16, -4, -1},
>> + {0, -4, 9, 51, 59, 18, -4, -1},
>> + {0, -4, 7, 49, 60, 21, -3, -2},
>> + {0, -4, 5, 46, 62, 24, -3, -2},
>> + {0, -4, 4, 43, 63, 26, -2, -2},
>> + {0, -3, 2, 41, 63, 29, -2, -2},
>> + {0, -3, 1, 38, 64, 32, -1, -3},
>> + }
>> +};
>> +
>> +#define VP9_8TAP_MIPS_MMI_FUNC(SIZE, TYPE, TYPE_IDX) \
>> +void ff_put_8tap_##TYPE##_##SIZE##h_mmi(uint8_t *dst, ptrdiff_t dststride, \
>> + const uint8_t *src, \
>> + ptrdiff_t srcstride, \
>> + int h, int mx, int my) \
>> +{ \
>> + const int16_t *filter = vp9_subpel_filters_mmi[TYPE_IDX][mx-1]; \
>> + \
>> + common_hz_8t_##SIZE##w_mmi(src, srcstride, dst, dststride, filter, h); \
>> +} \
>> + \
>> +void ff_put_8tap_##TYPE##_##SIZE##v_mmi(uint8_t *dst, ptrdiff_t dststride, \
>> + const uint8_t *src, \
>> + ptrdiff_t srcstride, \
>> + int h, int mx, int my) \
>> +{ \
>> + const int16_t *filter = vp9_subpel_filters_mmi[TYPE_IDX][my-1]; \
>> + \
>> + common_vt_8t_##SIZE##w_mmi(src, srcstride, dst, dststride, filter, h); \
>> +} \
>> + \
>> +void ff_put_8tap_##TYPE##_##SIZE##hv_mmi(uint8_t *dst, ptrdiff_t dststride, \
>> + const uint8_t *src, \
>> + ptrdiff_t srcstride, \
>> + int h, int mx, int my) \
>> +{ \
>> + const uint16_t *hfilter = vp9_subpel_filters_mmi[TYPE_IDX][mx-1]; \
>> + const uint16_t *vfilter = vp9_subpel_filters_mmi[TYPE_IDX][my-1]; \
>> + \
>> + common_hv_8ht_8vt_##SIZE##w_mmi(src, srcstride, dst, dststride, hfilter, \
>> + vfilter, h); \
>> +} \
>> + \
>> +void ff_avg_8tap_##TYPE##_##SIZE##h_mmi(uint8_t *dst, ptrdiff_t dststride, \
>> + const uint8_t *src, \
>> + ptrdiff_t srcstride, \
>> + int h, int mx, int my) \
>> +{ \
>> + const int16_t *filter = vp9_subpel_filters_mmi[TYPE_IDX][mx-1]; \
>> + \
>> + common_hz_8t_and_aver_dst_##SIZE##w_mmi(src, srcstride, dst, \
>> + dststride, filter, h); \
>> +} \
>> + \
>> +void ff_avg_8tap_##TYPE##_##SIZE##v_mmi(uint8_t *dst, ptrdiff_t dststride, \
>> + const uint8_t *src, \
>> + ptrdiff_t srcstride, \
>> + int h, int mx, int my) \
>> +{ \
>> + const int16_t *filter = vp9_subpel_filters_mmi[TYPE_IDX][my-1]; \
>> + \
>> + common_vt_8t_and_aver_dst_##SIZE##w_mmi(src, srcstride, dst, dststride, \
>> + filter, h); \
>> +} \
>> + \
>> +void ff_avg_8tap_##TYPE##_##SIZE##hv_mmi(uint8_t *dst, ptrdiff_t dststride, \
>> + const uint8_t *src, \
>> + ptrdiff_t srcstride, \
>> + int h, int mx, int my) \
>> +{ \
>> + const uint16_t *hfilter = vp9_subpel_filters_mmi[TYPE_IDX][mx-1]; \
>> + const uint16_t *vfilter = vp9_subpel_filters_mmi[TYPE_IDX][my-1]; \
>> + \
>> + common_hv_8ht_8vt_and_aver_dst_##SIZE##w_mmi(src, srcstride, dst, \
>> + dststride, hfilter, \
>> + vfilter, h); \
>> +}
>> +
>> +VP9_8TAP_MIPS_MMI_FUNC(64, regular, FILTER_8TAP_REGULAR);
>> +VP9_8TAP_MIPS_MMI_FUNC(32, regular, FILTER_8TAP_REGULAR);
>> +VP9_8TAP_MIPS_MMI_FUNC(16, regular, FILTER_8TAP_REGULAR);
>> +VP9_8TAP_MIPS_MMI_FUNC(8, regular, FILTER_8TAP_REGULAR);
>> +VP9_8TAP_MIPS_MMI_FUNC(4, regular, FILTER_8TAP_REGULAR);
>> +
>> +VP9_8TAP_MIPS_MMI_FUNC(64, sharp, FILTER_8TAP_SHARP);
>> +VP9_8TAP_MIPS_MMI_FUNC(32, sharp, FILTER_8TAP_SHARP);
>> +VP9_8TAP_MIPS_MMI_FUNC(16, sharp, FILTER_8TAP_SHARP);
>> +VP9_8TAP_MIPS_MMI_FUNC(8, sharp, FILTER_8TAP_SHARP);
>> +VP9_8TAP_MIPS_MMI_FUNC(4, sharp, FILTER_8TAP_SHARP);
>> +
>> +VP9_8TAP_MIPS_MMI_FUNC(64, smooth, FILTER_8TAP_SMOOTH);
>> +VP9_8TAP_MIPS_MMI_FUNC(32, smooth, FILTER_8TAP_SMOOTH);
>> +VP9_8TAP_MIPS_MMI_FUNC(16, smooth, FILTER_8TAP_SMOOTH);
>> +VP9_8TAP_MIPS_MMI_FUNC(8, smooth, FILTER_8TAP_SMOOTH);
>> +VP9_8TAP_MIPS_MMI_FUNC(4, smooth, FILTER_8TAP_SMOOTH);
>> +
>> +#undef VP9_8TAP_MIPS_MMI_FUNC
>
> 2) Intermediate functions defined in VP9_COMMON_MIPS_MMI_FUNC are not seem necessary,
> You can put them in VP9_8TAP_MIPS_MMI_FUNC directly.
>
>
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Thanks, will fix.
Warmest regards.
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