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582 lines
24 KiB
582 lines
24 KiB
/* |
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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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|
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#include "h264chroma_mips.h" |
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|
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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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|
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av_assert2(x<8 && y<8 && x>=0 && y>=0); |
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|
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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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|
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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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|
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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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|
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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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|
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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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|
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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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|
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av_assert2(x<8 && y<8 && x>=0 && y>=0); |
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|
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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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|
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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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|
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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" |
|
"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" |
|
"psrah $f24, $f2, $f22 \r\n" |
|
"mtc1 $2, $f2 \r\n" |
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"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)), |
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"m"(*(src+step)),"m"(*(src+step+7)),"r"(A),"r"(E) |
|
: "$2","$3","$4","$5","$6" |
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); |
|
|
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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++) { |
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__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; |
|
} |
|
} |
|
}
|
|
|