* commit 'e4a94d8b36c48d95a7d412c40d7b558422ff659c': h264chroma: Change type of stride parameters to ptrdiff_t Merged-by: James Almer <jamrial@gmail.com>
		
			
				
	
	
		
			705 lines
		
	
	
		
			38 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			705 lines
		
	
	
		
			38 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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| 
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| #include "h264chroma_mips.h"
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| #include "constants.h"
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| #include "libavutil/mips/mmiutils.h"
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| 
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| void ff_put_h264_chroma_mc8_mmi(uint8_t *dst, uint8_t *src, ptrdiff_t 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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|     double ftmp[10];
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|     uint64_t tmp[1];
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|     mips_reg addr[1];
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|     DECLARE_VAR_ALL64;
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| 
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|     if (D) {
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|         __asm__ volatile (
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|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
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|             "dli        %[tmp0],    0x06                                \n\t"
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|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
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|             "pshufh     %[B],       %[B],           %[ftmp0]            \n\t"
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|             "mtc1       %[tmp0],    %[ftmp9]                            \n\t"
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|             "pshufh     %[C],       %[C],           %[ftmp0]            \n\t"
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|             "pshufh     %[D],       %[D],           %[ftmp0]            \n\t"
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| 
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|             "1:                                                         \n\t"
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|             PTR_ADDU   "%[addr0],   %[src],         %[stride]           \n\t"
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|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
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|             MMI_ULDC1(%[ftmp2], %[src], 0x01)
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|             MMI_ULDC1(%[ftmp3], %[addr0], 0x00)
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|             MMI_ULDC1(%[ftmp4], %[addr0], 0x01)
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| 
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|             "punpcklbh  %[ftmp5],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp6],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpcklbh  %[ftmp7],   %[ftmp2],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp8],   %[ftmp2],       %[ftmp0]            \n\t"
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|             "pmullh     %[ftmp5],   %[ftmp5],       %[A]                \n\t"
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|             "pmullh     %[ftmp7],   %[ftmp7],       %[B]                \n\t"
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|             "paddh      %[ftmp1],   %[ftmp5],       %[ftmp7]            \n\t"
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|             "pmullh     %[ftmp6],   %[ftmp6],       %[A]                \n\t"
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|             "pmullh     %[ftmp8],   %[ftmp8],       %[B]                \n\t"
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|             "paddh      %[ftmp2],   %[ftmp6],       %[ftmp8]            \n\t"
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| 
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|             "punpcklbh  %[ftmp5],   %[ftmp3],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp6],   %[ftmp3],       %[ftmp0]            \n\t"
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|             "punpcklbh  %[ftmp7],   %[ftmp4],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp8],   %[ftmp4],       %[ftmp0]            \n\t"
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|             "pmullh     %[ftmp5],   %[ftmp5],       %[C]                \n\t"
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|             "pmullh     %[ftmp7],   %[ftmp7],       %[D]                \n\t"
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|             "paddh      %[ftmp3],   %[ftmp5],       %[ftmp7]            \n\t"
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|             "pmullh     %[ftmp6],   %[ftmp6],       %[C]                \n\t"
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|             "pmullh     %[ftmp8],   %[ftmp8],       %[D]                \n\t"
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|             "paddh      %[ftmp4],   %[ftmp6],       %[ftmp8]            \n\t"
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| 
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|             "paddh      %[ftmp1],   %[ftmp1],       %[ftmp3]            \n\t"
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|             "paddh      %[ftmp2],   %[ftmp2],       %[ftmp4]            \n\t"
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|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
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|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
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|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp9]            \n\t"
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|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp9]            \n\t"
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|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
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|             "addi       %[h],       %[h],           -0x01               \n\t"
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|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
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|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
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|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
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|             "bnez       %[h],       1b                                  \n\t"
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|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
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|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
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|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
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|               [ftmp6]"=&f"(ftmp[6]),        [ftmp7]"=&f"(ftmp[7]),
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|               [ftmp8]"=&f"(ftmp[8]),        [ftmp9]"=&f"(ftmp[9]),
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|               [tmp0]"=&r"(tmp[0]),
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|               RESTRICT_ASM_ALL64
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|               [addr0]"=&r"(addr[0]),
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|               [dst]"+&r"(dst),              [src]"+&r"(src),
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|               [h]"+&r"(h)
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|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
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|               [A]"f"(A),                    [B]"f"(B),
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|               [C]"f"(C),                    [D]"f"(D)
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|             : "memory"
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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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|         __asm__ volatile (
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|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
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|             "dli        %[tmp0],    0x06                                \n\t"
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|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
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|             "pshufh     %[E],       %[E],           %[ftmp0]            \n\t"
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|             "mtc1       %[tmp0],    %[ftmp7]                            \n\t"
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| 
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|             "1:                                                         \n\t"
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|             PTR_ADDU   "%[addr0],   %[src],         %[step]             \n\t"
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|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
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|             MMI_ULDC1(%[ftmp2], %[addr0], 0x00)
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| 
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|             "punpcklbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp4],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpcklbh  %[ftmp5],   %[ftmp2],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp6],   %[ftmp2],       %[ftmp0]            \n\t"
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|             "pmullh     %[ftmp3],   %[ftmp3],       %[A]                \n\t"
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|             "pmullh     %[ftmp5],   %[ftmp5],       %[E]                \n\t"
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|             "paddh      %[ftmp1],   %[ftmp3],       %[ftmp5]            \n\t"
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|             "pmullh     %[ftmp4],   %[ftmp4],       %[A]                \n\t"
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|             "pmullh     %[ftmp6],   %[ftmp6],       %[E]                \n\t"
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|             "paddh      %[ftmp2],   %[ftmp4],       %[ftmp6]            \n\t"
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| 
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|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
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|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
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|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp7]            \n\t"
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|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp7]            \n\t"
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|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
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|             "addi       %[h],       %[h],           -0x01               \n\t"
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|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
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|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
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|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
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|             "bnez       %[h],       1b                                  \n\t"
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|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
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|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
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|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
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|               [ftmp6]"=&f"(ftmp[6]),        [ftmp7]"=&f"(ftmp[7]),
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|               [tmp0]"=&r"(tmp[0]),
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|               RESTRICT_ASM_ALL64
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|               [addr0]"=&r"(addr[0]),
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|               [dst]"+&r"(dst),              [src]"+&r"(src),
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|               [h]"+&r"(h)
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|             : [stride]"r"((mips_reg)stride),[step]"r"((mips_reg)step),
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|               [ff_pw_32]"f"(ff_pw_32),
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|               [A]"f"(A),                    [E]"f"(E)
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|             : "memory"
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|         );
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|     } else {
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|         __asm__ volatile (
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|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
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|             "dli        %[tmp0],    0x06                                \n\t"
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|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
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|             "mtc1       %[tmp0],    %[ftmp4]                            \n\t"
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| 
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|             "1:                                                         \n\t"
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|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
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|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
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|             "pmullh     %[ftmp2],   %[ftmp3],       %[A]                \n\t"
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|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
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|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
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|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp4]            \n\t"
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|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp4]            \n\t"
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|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
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|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
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|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
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| 
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|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
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|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
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|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
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|             "pmullh     %[ftmp2],   %[ftmp3],       %[A]                \n\t"
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|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
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|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
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|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp4]            \n\t"
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|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp4]            \n\t"
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|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
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|             "addi       %[h],       %[h],           -0x02               \n\t"
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|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
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| 
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|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
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|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
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|             "bnez       %[h],       1b                                  \n\t"
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|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
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|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
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|               [ftmp4]"=&f"(ftmp[4]),
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|               [tmp0]"=&r"(tmp[0]),
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|               RESTRICT_ASM_ALL64
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|               [dst]"+&r"(dst),              [src]"+&r"(src),
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|               [h]"+&r"(h)
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|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
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|               [A]"f"(A)
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|             : "memory"
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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, ptrdiff_t 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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|     double ftmp[10];
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|     uint64_t tmp[1];
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|     mips_reg addr[1];
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|     DECLARE_VAR_ALL64;
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| 
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|     if (D) {
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|         __asm__ volatile (
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|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
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|             "dli        %[tmp0],    0x06                                \n\t"
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|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
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|             "pshufh     %[B],       %[B],           %[ftmp0]            \n\t"
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|             "mtc1       %[tmp0],    %[ftmp9]                            \n\t"
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|             "pshufh     %[C],       %[C],           %[ftmp0]            \n\t"
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|             "pshufh     %[D],       %[D],           %[ftmp0]            \n\t"
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| 
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|             "1:                                                         \n\t"
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|             PTR_ADDU   "%[addr0],   %[src],         %[stride]           \n\t"
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|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
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|             MMI_ULDC1(%[ftmp2], %[src], 0x01)
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|             MMI_ULDC1(%[ftmp3], %[addr0], 0x00)
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|             MMI_ULDC1(%[ftmp4], %[addr0], 0x01)
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| 
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|             "punpcklbh  %[ftmp5],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp6],   %[ftmp1],       %[ftmp0]            \n\t"
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|             "punpcklbh  %[ftmp7],   %[ftmp2],       %[ftmp0]            \n\t"
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|             "punpckhbh  %[ftmp8],   %[ftmp2],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp5],   %[ftmp5],       %[A]                \n\t"
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|             "pmullh     %[ftmp7],   %[ftmp7],       %[B]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp5],       %[ftmp7]            \n\t"
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|             "pmullh     %[ftmp6],   %[ftmp6],       %[A]                \n\t"
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|             "pmullh     %[ftmp8],   %[ftmp8],       %[B]                \n\t"
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|             "paddh      %[ftmp2],   %[ftmp6],       %[ftmp8]            \n\t"
 | |
| 
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|             "punpcklbh  %[ftmp5],   %[ftmp3],       %[ftmp0]            \n\t"
 | |
|             "punpckhbh  %[ftmp6],   %[ftmp3],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp7],   %[ftmp4],       %[ftmp0]            \n\t"
 | |
|             "punpckhbh  %[ftmp8],   %[ftmp4],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp5],   %[ftmp5],       %[C]                \n\t"
 | |
|             "pmullh     %[ftmp7],   %[ftmp7],       %[D]                \n\t"
 | |
|             "paddh      %[ftmp3],   %[ftmp5],       %[ftmp7]            \n\t"
 | |
|             "pmullh     %[ftmp6],   %[ftmp6],       %[C]                \n\t"
 | |
|             "pmullh     %[ftmp8],   %[ftmp8],       %[D]                \n\t"
 | |
|             "paddh      %[ftmp4],   %[ftmp6],       %[ftmp8]            \n\t"
 | |
| 
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ftmp3]            \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp2],       %[ftmp4]            \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp9]            \n\t"
 | |
|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp9]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             MMI_LDC1(%[ftmp2], %[dst], 0x00)
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|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
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|             "addi       %[h],       %[h],           -0x01               \n\t"
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|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
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|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
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|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
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|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
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|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
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|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
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|               [ftmp6]"=&f"(ftmp[6]),        [ftmp7]"=&f"(ftmp[7]),
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|               [ftmp8]"=&f"(ftmp[8]),        [ftmp9]"=&f"(ftmp[9]),
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|               [tmp0]"=&r"(tmp[0]),
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|               RESTRICT_ASM_ALL64
 | |
|               [addr0]"=&r"(addr[0]),
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
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|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
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|               [A]"f"(A),                    [B]"f"(B),
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|               [C]"f"(C),                    [D]"f"(D)
 | |
|             : "memory"
 | |
|         );
 | |
|     } else if (E) {
 | |
|         const int step = C ? stride : 1;
 | |
| 
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "pshufh     %[E],       %[E],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp7]                            \n\t"
 | |
| 
 | |
|             "1:                                                         \n\t"
 | |
|             PTR_ADDU   "%[addr0],   %[src],         %[step]             \n\t"
 | |
|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
 | |
|             MMI_ULDC1(%[ftmp2], %[addr0], 0x00)
 | |
| 
 | |
|             "punpcklbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpckhbh  %[ftmp4],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp5],   %[ftmp2],       %[ftmp0]            \n\t"
 | |
|             "punpckhbh  %[ftmp6],   %[ftmp2],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp3],   %[ftmp3],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp5],   %[ftmp5],       %[E]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp3],       %[ftmp5]            \n\t"
 | |
|             "pmullh     %[ftmp4],   %[ftmp4],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp6],   %[ftmp6],       %[E]                \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp4],       %[ftmp6]            \n\t"
 | |
| 
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp7]            \n\t"
 | |
|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp7]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             MMI_LDC1(%[ftmp2], %[dst], 0x00)
 | |
|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x01               \n\t"
 | |
|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
 | |
|               [ftmp6]"=&f"(ftmp[6]),        [ftmp7]"=&f"(ftmp[7]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_ALL64
 | |
|               [addr0]"=&r"(addr[0]),
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[step]"r"((mips_reg)step),
 | |
|               [ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A),                    [E]"f"(E)
 | |
|             : "memory"
 | |
|         );
 | |
|     } else {
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp4]                            \n\t"
 | |
| 
 | |
|             "1:                                                         \n\t"
 | |
|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
 | |
|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpckhbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp2],   %[ftmp3],       %[A]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp4]            \n\t"
 | |
|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp4]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             MMI_LDC1(%[ftmp2], %[dst], 0x00)
 | |
|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
| 
 | |
|             MMI_ULDC1(%[ftmp1], %[src], 0x00)
 | |
|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpckhbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp2],   %[ftmp3],       %[A]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp2],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp4]            \n\t"
 | |
|             "psrlh      %[ftmp2],   %[ftmp2],       %[ftmp4]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             MMI_LDC1(%[ftmp2], %[dst], 0x00)
 | |
|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x02               \n\t"
 | |
|             MMI_SDC1(%[ftmp1], %[dst], 0x00)
 | |
| 
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [ftmp4]"=&f"(ftmp[4]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_ALL64
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A)
 | |
|             : "memory"
 | |
|         );
 | |
|     }
 | |
| }
 | |
| 
 | |
| void ff_put_h264_chroma_mc4_mmi(uint8_t *dst, uint8_t *src, ptrdiff_t 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;
 | |
|     double ftmp[8];
 | |
|     uint64_t tmp[1];
 | |
|     mips_reg addr[1];
 | |
|     DECLARE_VAR_LOW32;
 | |
| 
 | |
|     if (D) {
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "pshufh     %[B],       %[B],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp7]                            \n\t"
 | |
|             "pshufh     %[C],       %[C],           %[ftmp0]            \n\t"
 | |
|             "pshufh     %[D],       %[D],           %[ftmp0]            \n\t"
 | |
| 
 | |
|             "1:                                                         \n\t"
 | |
|             PTR_ADDU   "%[addr0],   %[src],         %[stride]           \n\t"
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             MMI_ULWC1(%[ftmp2], %[src], 0x01)
 | |
|             MMI_ULWC1(%[ftmp3], %[addr0], 0x00)
 | |
|             MMI_ULWC1(%[ftmp4], %[addr0], 0x01)
 | |
| 
 | |
|             "punpcklbh  %[ftmp5],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp6],   %[ftmp2],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp5],   %[ftmp5],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp6],   %[ftmp6],       %[B]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp5],       %[ftmp6]            \n\t"
 | |
| 
 | |
|             "punpcklbh  %[ftmp5],   %[ftmp3],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp6],   %[ftmp4],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp5],   %[ftmp5],       %[C]                \n\t"
 | |
|             "pmullh     %[ftmp6],   %[ftmp6],       %[D]                \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp5],       %[ftmp6]            \n\t"
 | |
| 
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp7]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x01               \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
 | |
|               [ftmp6]"=&f"(ftmp[6]),        [ftmp7]"=&f"(ftmp[7]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_LOW32
 | |
|               [addr0]"=&r"(addr[0]),
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A),                    [B]"f"(B),
 | |
|               [C]"f"(C),                    [D]"f"(D)
 | |
|             : "memory"
 | |
|         );
 | |
|     } else if (E) {
 | |
|         const int step = C ? stride : 1;
 | |
| 
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "pshufh     %[E],       %[E],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp5]                            \n\t"
 | |
| 
 | |
|             "1:                                                         \n\t"
 | |
|             PTR_ADDU   "%[addr0],   %[src],         %[step]             \n\t"
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             MMI_ULWC1(%[ftmp2], %[addr0], 0x00)
 | |
| 
 | |
|             "punpcklbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp4],   %[ftmp2],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp3],   %[ftmp3],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp4],   %[ftmp4],       %[E]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp3],       %[ftmp4]            \n\t"
 | |
| 
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp5]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x01               \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_LOW32
 | |
|               [addr0]"=&r"(addr[0]),
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[step]"r"((mips_reg)step),
 | |
|               [ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A),                    [E]"f"(E)
 | |
|             : "memory"
 | |
|         );
 | |
|     } else {
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp3]                            \n\t"
 | |
| 
 | |
|             "1:                                                         \n\t"
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp3]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
| 
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp3]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x02               \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
| 
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_LOW32
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A)
 | |
|             : "memory"
 | |
|         );
 | |
|     }
 | |
| }
 | |
| 
 | |
| void ff_avg_h264_chroma_mc4_mmi(uint8_t *dst, uint8_t *src, ptrdiff_t 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;
 | |
|     double ftmp[8];
 | |
|     uint64_t tmp[1];
 | |
|     mips_reg addr[1];
 | |
|     DECLARE_VAR_LOW32;
 | |
| 
 | |
|     if (D) {
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "pshufh     %[B],       %[B],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp7]                            \n\t"
 | |
|             "pshufh     %[C],       %[C],           %[ftmp0]            \n\t"
 | |
|             "pshufh     %[D],       %[D],           %[ftmp0]            \n\t"
 | |
| 
 | |
|             "1:                                                         \n\t"
 | |
|             PTR_ADDU   "%[addr0],   %[src],         %[stride]           \n\t"
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             MMI_ULWC1(%[ftmp2], %[src], 0x01)
 | |
|             MMI_ULWC1(%[ftmp3], %[addr0], 0x00)
 | |
|             MMI_ULWC1(%[ftmp4], %[addr0], 0x01)
 | |
| 
 | |
|             "punpcklbh  %[ftmp5],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp6],   %[ftmp2],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp5],   %[ftmp5],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp6],   %[ftmp6],       %[B]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp5],       %[ftmp6]            \n\t"
 | |
| 
 | |
|             "punpcklbh  %[ftmp5],   %[ftmp3],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp6],   %[ftmp4],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp5],   %[ftmp5],       %[C]                \n\t"
 | |
|             "pmullh     %[ftmp6],   %[ftmp6],       %[D]                \n\t"
 | |
|             "paddh      %[ftmp2],   %[ftmp5],       %[ftmp6]            \n\t"
 | |
| 
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp7]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             MMI_LWC1(%[ftmp2], %[dst], 0x00)
 | |
|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x01               \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
 | |
|               [ftmp6]"=&f"(ftmp[6]),        [ftmp7]"=&f"(ftmp[7]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_LOW32
 | |
|               [addr0]"=&r"(addr[0]),
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A),                    [B]"f"(B),
 | |
|               [C]"f"(C),                    [D]"f"(D)
 | |
|             : "memory"
 | |
|         );
 | |
|     } else if (E) {
 | |
|         const int step = C ? stride : 1;
 | |
| 
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "pshufh     %[E],       %[E],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp5]                            \n\t"
 | |
|             "1:                                                         \n\t"
 | |
|             PTR_ADDU   "%[addr0],   %[src],         %[step]             \n\t"
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             MMI_ULWC1(%[ftmp2], %[addr0], 0x00)
 | |
| 
 | |
|             "punpcklbh  %[ftmp3],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "punpcklbh  %[ftmp4],   %[ftmp2],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp3],   %[ftmp3],       %[A]                \n\t"
 | |
|             "pmullh     %[ftmp4],   %[ftmp4],       %[E]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp3],       %[ftmp4]            \n\t"
 | |
| 
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp5]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             MMI_LWC1(%[ftmp2], %[dst], 0x00)
 | |
|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x01               \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [ftmp4]"=&f"(ftmp[4]),        [ftmp5]"=&f"(ftmp[5]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_LOW32
 | |
|               [addr0]"=&r"(addr[0]),
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[step]"r"((mips_reg)step),
 | |
|               [ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A),                    [E]"f"(E)
 | |
|             : "memory"
 | |
|         );
 | |
|     } else {
 | |
|         __asm__ volatile (
 | |
|             "xor        %[ftmp0],   %[ftmp0],       %[ftmp0]            \n\t"
 | |
|             "dli        %[tmp0],    0x06                                \n\t"
 | |
|             "pshufh     %[A],       %[A],           %[ftmp0]            \n\t"
 | |
|             "mtc1       %[tmp0],    %[ftmp3]                            \n\t"
 | |
| 
 | |
|             "1:                                                         \n\t"
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp3]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             MMI_LWC1(%[ftmp2], %[dst], 0x00)
 | |
|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
| 
 | |
|             MMI_ULWC1(%[ftmp1], %[src], 0x00)
 | |
|             "punpcklbh  %[ftmp2],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             "pmullh     %[ftmp1],   %[ftmp2],       %[A]                \n\t"
 | |
|             "paddh      %[ftmp1],   %[ftmp1],       %[ff_pw_32]         \n\t"
 | |
|             "psrlh      %[ftmp1],   %[ftmp1],       %[ftmp3]            \n\t"
 | |
|             "packushb   %[ftmp1],   %[ftmp1],       %[ftmp0]            \n\t"
 | |
|             MMI_LWC1(%[ftmp2], %[dst], 0x00)
 | |
|             "pavgb      %[ftmp1],   %[ftmp1],       %[ftmp2]            \n\t"
 | |
|             "addi       %[h],       %[h],           -0x02               \n\t"
 | |
|             MMI_SWC1(%[ftmp1], %[dst], 0x00)
 | |
| 
 | |
|             PTR_ADDU   "%[src],     %[src],         %[stride]           \n\t"
 | |
|             PTR_ADDU   "%[dst],     %[dst],         %[stride]           \n\t"
 | |
|             "bnez       %[h],       1b                                  \n\t"
 | |
|             : [ftmp0]"=&f"(ftmp[0]),        [ftmp1]"=&f"(ftmp[1]),
 | |
|               [ftmp2]"=&f"(ftmp[2]),        [ftmp3]"=&f"(ftmp[3]),
 | |
|               [tmp0]"=&r"(tmp[0]),
 | |
|               RESTRICT_ASM_LOW32
 | |
|               [dst]"+&r"(dst),              [src]"+&r"(src),
 | |
|               [h]"+&r"(h)
 | |
|             : [stride]"r"((mips_reg)stride),[ff_pw_32]"f"(ff_pw_32),
 | |
|               [A]"f"(A)
 | |
|             : "memory"
 | |
|         );
 | |
|     }
 | |
| }
 |