mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-02 03:06:28 +02:00
583 lines
24 KiB
C
583 lines
24 KiB
C
/*
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* Loongson SIMD optimized h264chroma
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*
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* Copyright (c) 2015 Loongson Technology Corporation Limited
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* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
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* Zhang Shuangshuang <zhangshuangshuang@ict.ac.cn>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "h264chroma_mips.h"
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void ff_put_h264_chroma_mc8_mmi(uint8_t *dst, uint8_t *src, int stride,
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int h, int x, int y)
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{
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const int A = (8 - x) * (8 - y);
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const int B = x * (8 - y);
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const int C = (8 - x) * y;
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const int D = x * y;
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const int E = B + C;
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int i;
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av_assert2(x<8 && y<8 && x>=0 && y>=0);
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if (D) {
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for (i=0; i<h; i++) {
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__asm__ volatile (
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"ldl $2, %2 \r\n"
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"ldr $2, %1 \r\n"
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"ldl $3, %4 \r\n"
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"ldr $3, %3 \r\n"
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"ldl $4, %6 \r\n"
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"ldr $4, %5 \r\n"
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"ldl $5, %8 \r\n"
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"ldr $5, %7 \r\n"
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"daddiu $6, $0, 32 \r\n"
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"mtc1 %9, $f6 \r\n"
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"mtc1 %10, $f8 \r\n"
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"mtc1 %11, $f10 \r\n"
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"mtc1 %12, $f12 \r\n"
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"mtc1 $0, $f20 \r\n"
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"mtc1 $2, $f2 \r\n"
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"mtc1 $3, $f4 \r\n"
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"mtc1 $4, $f16 \r\n"
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"mtc1 $5, $f18 \r\n"
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"mtc1 $6, $f14 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"pshufh $f10, $f10, $f20 \r\n"
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"pshufh $f12, $f12, $f20 \r\n"
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"pshufh $f14, $f14, $f20 \r\n"
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"punpcklbh $f16, $f16, $f20 \r\n"
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"punpcklbh $f18, $f18, $f20 \r\n"
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"daddiu $6, $0, 6 \r\n"
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"mtc1 $6, $f22 \r\n"
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"dsrl32 $2, $2, 0 \r\n"
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"dsrl32 $3, $3, 0 \r\n"
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"dsrl32 $4, $4, 0 \r\n"
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"dsrl32 $5, $5, 0 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"pmullh $f16, $f10, $f16 \r\n"
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"pmullh $f18, $f12, $f18 \r\n"
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"paddh $f2, $f2, $f14 \r\n"
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"paddh $f4, $f4, $f16 \r\n"
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"paddh $f2, $f2, $f18 \r\n"
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"paddh $f2, $f2, $f4 \r\n"
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"psrah $f24, $f2, $f22 \r\n"
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"mtc1 $2, $f2 \r\n"
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"mtc1 $3, $f4 \r\n"
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"mtc1 $4, $f16 \r\n"
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"mtc1 $5, $f18 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"punpcklbh $f16, $f16, $f20 \r\n"
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"punpcklbh $f18, $f18, $f20 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"pmullh $f16, $f10, $f16 \r\n"
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"pmullh $f18, $f12, $f18 \r\n"
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"paddh $f2, $f2, $f14 \r\n"
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"paddh $f4, $f4, $f16 \r\n"
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"paddh $f2, $f2, $f18 \r\n"
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"paddh $f2, $f2, $f4 \r\n"
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"psrah $f2, $f2, $f22 \r\n"
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"packushb $f2, $f24, $f2 \r\n"
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"sdc1 $f2, %0 \r\n"
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: "=m"(*dst)
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: "m"(*src),"m"(*(src+7)),"m"(*(src+1)),"m"(*(src+8)),
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"m"(*(src+stride)),"m"(*(src+stride+7)),
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"m"(*(src+stride+1)),"m"(*(src+stride+8)),
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"r"(A),"r"(B),"r"(C),"r"(D)
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: "$2","$3","$4","$5","$6"
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);
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dst += stride;
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src += stride;
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}
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} else if (E) {
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const int step = C ? stride : 1;
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for (i=0; i<h; i++) {
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__asm__ volatile (
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"daddiu $6, $0, 32 \r\n"
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"ldl $2, %2 \r\n"
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"ldr $2, %1 \r\n"
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"ldl $3, %4 \r\n"
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"ldr $3, %3 \r\n"
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"mtc1 $6, $f14 \r\n"
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"mtc1 %5, $f6 \r\n"
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"mtc1 %6, $f8 \r\n"
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"mtc1 $0, $f20 \r\n"
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"mtc1 $2, $f2 \r\n"
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"mtc1 $3, $f4 \r\n"
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"daddiu $6, $0, 6 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"pshufh $f14, $f14, $f20 \r\n"
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"mtc1 $6, $f22 \r\n"
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"dsrl32 $2, $2, 0 \r\n"
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"dsrl32 $3, $3, 0 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"paddh $f2, $f2, $f14 \r\n"
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"paddh $f2, $f2, $f4 \r\n"
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"psrah $f24, $f2, $f22 \r\n"
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"mtc1 $2, $f2 \r\n"
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"mtc1 $3, $f4 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"paddh $f2, $f2, $f14 \r\n"
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"paddh $f2, $f2, $f4 \r\n"
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"psrah $f2, $f2, $f22 \r\n"
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"packushb $f2, $f24, $f2 \r\n"
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"sdc1 $f2, %0 \r\n"
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: "=m"(*dst)
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: "m"(*(src)),"m"(*(src+7)),
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"m"(*(src+step)),"m"(*(src+step+7)),
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"r"(A),"r"(E)
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: "$2","$3","$4","$5","$6"
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);
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dst += stride;
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src += stride;
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}
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} else {
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for (i = 0; i < h; i++) {
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__asm__ volatile (
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"daddiu $6, $0, 32 \r\n"
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"ldl $2, %2 \r\n"
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"ldr $2, %1 \r\n"
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"mtc1 $6, $f14 \r\n"
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"mtc1 %3, $f6 \r\n"
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"mtc1 $0, $f20 \r\n"
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"mtc1 $2, $f2 \r\n"
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"daddiu $6, $0, 6 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f14, $f14, $f20 \r\n"
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"mtc1 $6, $f22 \r\n"
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"dsrl32 $2, $2, 0 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"paddh $f2, $f2, $f14 \r\n"
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"psrah $f24, $f2, $f22 \r\n"
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"mtc1 $2, $f2 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"paddh $f2, $f2, $f14 \r\n"
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"psrah $f2, $f2, $f22 \r\n"
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"packushb $f2, $f24, $f2 \r\n"
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"sdc1 $f2, %0 \r\n"
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:"=m"(*dst)
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:"m"(*src),"m"(*(src+7)),"r"(A)
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:"$2"
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);
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dst += stride;
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src += stride;
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}
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}
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}
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void ff_avg_h264_chroma_mc8_mmi(uint8_t *dst, uint8_t *src, int stride,
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int h, int x, int y)
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{
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const int A = (8 - x) * (8 - y);
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const int B = x * (8 - y);
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const int C = (8 - x) * y;
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const int D = x * y;
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const int E = B + C;
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int i;
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av_assert2(x<8 && y<8 && x>=0 && y>=0);
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if (D) {
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for (i=0; i<h; i++) {
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__asm__ volatile (
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"ldl $2, %2 \r\n"
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"ldr $2, %1 \r\n"
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"ldl $3, %4 \r\n"
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"ldr $3, %3 \r\n"
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"ldl $4, %6 \r\n"
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"ldr $4, %5 \r\n"
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"ldl $5, %8 \r\n"
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"ldr $5, %7 \r\n"
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"daddiu $6, $0, 32 \r\n"
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"mtc1 %9, $f6 \r\n"
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"mtc1 %10, $f8 \r\n"
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"mtc1 %11, $f10 \r\n"
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"mtc1 %12, $f12 \r\n"
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"mtc1 $0, $f20 \r\n"
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"mtc1 $2, $f2 \r\n"
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"mtc1 $3, $f4 \r\n"
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"mtc1 $4, $f16 \r\n"
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"mtc1 $5, $f18 \r\n"
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"mtc1 $6, $f14 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"pshufh $f10, $f10, $f20 \r\n"
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"pshufh $f12, $f12, $f20 \r\n"
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"pshufh $f14, $f14, $f20 \r\n"
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"punpcklbh $f16, $f16, $f20 \r\n"
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"punpcklbh $f18, $f18, $f20 \r\n"
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"daddiu $6, $0, 6 \r\n"
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"mtc1 $6, $f22 \r\n"
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"dsrl32 $2, $2, 0 \r\n"
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"dsrl32 $3, $3, 0 \r\n"
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"dsrl32 $4, $4, 0 \r\n"
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"dsrl32 $5, $5, 0 \r\n"
|
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"pmullh $f16, $f10, $f16 \r\n"
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"pmullh $f18, $f12, $f18 \r\n"
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"paddh $f2, $f2, $f14 \r\n"
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"paddh $f4, $f4, $f16 \r\n"
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"paddh $f2, $f2, $f18 \r\n"
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"paddh $f2, $f2, $f4 \r\n"
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"psrah $f24, $f2, $f22 \r\n"
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"mtc1 $2, $f2 \r\n"
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"mtc1 $3, $f4 \r\n"
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"mtc1 $4, $f16 \r\n"
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"mtc1 $5, $f18 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"punpcklbh $f16, $f16, $f20 \r\n"
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"punpcklbh $f18, $f18, $f20 \r\n"
|
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"pmullh $f16, $f10, $f16 \r\n"
|
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"pmullh $f18, $f12, $f18 \r\n"
|
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"paddh $f2, $f2, $f14 \r\n"
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"paddh $f4, $f4, $f16 \r\n"
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"paddh $f2, $f2, $f18 \r\n"
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"paddh $f2, $f2, $f4 \r\n"
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"psrah $f2, $f2, $f22 \r\n"
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"packushb $f2, $f24, $f2 \r\n"
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"ldc1 $f4, %0 \r\n"
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"pavgb $f2, $f2, $f4 \r\n"
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"sdc1 $f2, %0 \r\n"
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: "=m"(*dst)
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: "m"(*(src)),"m"(*(src+7)),"m"(*(src+1)),"m"(*(src+8)),
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"m"(*(src+stride)),"m"(*(src+stride+7)),
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"m"(*(src+stride+1)),"m"(*(src+stride+8)),
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"r"(A),"r"(B),"r"(C),"r"(D)
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: "$2","$3","$4","$5","$6"
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);
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dst += stride;
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src += stride;
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}
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} else {
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const int step = C ? stride : 1;
|
|
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for (i=0; i<h; i++) {
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__asm__ volatile (
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"daddiu $6, $0, 32 \r\n"
|
|
"ldl $2, %2 \r\n"
|
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"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"
|
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: "=m"(*dst)
|
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: "m"(*(src)),"m"(*(src+7)),
|
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"m"(*(src+step)),"m"(*(src+step+7)),"r"(A),"r"(E)
|
|
: "$2","$3","$4","$5","$6"
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|
);
|
|
|
|
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;
|
|
}
|
|
}
|
|
}
|