* commit '55519926ef855c671d084ccc151056de9e3d3a77': x86: Make function prototype comments in assembly code consistent Conflicts: libavcodec/x86/sbrdsp.asm Merged-by: Michael Niedermayer <michaelni@gmx.at>
		
			
				
	
	
		
			462 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			NASM
		
	
	
	
	
	
			
		
		
	
	
			462 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			NASM
		
	
	
	
	
	
| ;******************************************************************************
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| ;*
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| ;* Copyright (c) 2000-2001 Fabrice Bellard <fabrice@bellard.org>
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| ;* Copyright (c)      Nick Kurshev <nickols_k@mail.ru>
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| ;* Copyright (c) 2002 Michael Niedermayer <michaelni@gmx.at>
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| ;* Copyright (c) 2002 Zdenek Kabelac <kabi@informatics.muni.cz>
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| ;* Copyright (c) 2013 Daniel Kang
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| ;*
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| ;* SIMD-optimized halfpel functions
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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 "libavutil/x86/x86util.asm"
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| 
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| SECTION_RODATA
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| cextern pb_1
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| 
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| SECTION_TEXT
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| 
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| ; void ff_put_pixels8_x2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro PUT_PIXELS8_X2 0
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| cglobal put_pixels8_x2, 4,5
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|     lea          r4, [r2*2]
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| .loop:
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|     mova         m0, [r1]
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|     mova         m1, [r1+r2]
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|     PAVGB        m0, [r1+1]
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|     PAVGB        m1, [r1+r2+1]
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     add          r1, r4
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|     add          r0, r4
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|     mova         m0, [r1]
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|     mova         m1, [r1+r2]
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|     PAVGB        m0, [r1+1]
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|     PAVGB        m1, [r1+r2+1]
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|     add          r1, r4
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| PUT_PIXELS8_X2
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| INIT_MMX 3dnow
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| PUT_PIXELS8_X2
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| 
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| 
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| ; void ff_put_pixels16_x2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro PUT_PIXELS_16 0
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| cglobal put_pixels16_x2, 4,5
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|     lea          r4, [r2*2]
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| .loop:
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|     mova         m0, [r1]
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|     mova         m1, [r1+r2]
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|     mova         m2, [r1+8]
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|     mova         m3, [r1+r2+8]
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|     PAVGB        m0, [r1+1]
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|     PAVGB        m1, [r1+r2+1]
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|     PAVGB        m2, [r1+9]
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|     PAVGB        m3, [r1+r2+9]
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     mova     [r0+8], m2
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|     mova  [r0+r2+8], m3
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|     add          r1, r4
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|     add          r0, r4
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|     mova         m0, [r1]
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|     mova         m1, [r1+r2]
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|     mova         m2, [r1+8]
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|     mova         m3, [r1+r2+8]
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|     PAVGB        m0, [r1+1]
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|     PAVGB        m1, [r1+r2+1]
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|     PAVGB        m2, [r1+9]
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|     PAVGB        m3, [r1+r2+9]
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|     add          r1, r4
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     mova     [r0+8], m2
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|     mova  [r0+r2+8], m3
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| PUT_PIXELS_16
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| INIT_MMX 3dnow
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| PUT_PIXELS_16
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| 
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| 
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| ; void ff_put_no_rnd_pixels8_x2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro PUT_NO_RND_PIXELS8_X2 0
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| cglobal put_no_rnd_pixels8_x2, 4,5
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|     mova         m6, [pb_1]
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|     lea          r4, [r2*2]
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| .loop:
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|     mova         m0, [r1]
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|     mova         m2, [r1+r2]
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|     mova         m1, [r1+1]
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|     mova         m3, [r1+r2+1]
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|     add          r1, r4
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|     psubusb      m0, m6
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|     psubusb      m2, m6
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|     PAVGB        m0, m1
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|     PAVGB        m2, m3
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|     mova       [r0], m0
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|     mova    [r0+r2], m2
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|     mova         m0, [r1]
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|     mova         m1, [r1+1]
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|     mova         m2, [r1+r2]
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|     mova         m3, [r1+r2+1]
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|     add          r0, r4
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|     add          r1, r4
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|     psubusb      m0, m6
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|     psubusb      m2, m6
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|     PAVGB        m0, m1
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|     PAVGB        m2, m3
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|     mova       [r0], m0
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|     mova    [r0+r2], m2
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| PUT_NO_RND_PIXELS8_X2
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| INIT_MMX 3dnow
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| PUT_NO_RND_PIXELS8_X2
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| 
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| 
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| ; void ff_put_no_rnd_pixels8_x2_exact(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro PUT_NO_RND_PIXELS8_X2_EXACT 0
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| cglobal put_no_rnd_pixels8_x2_exact, 4,5
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|     lea          r4, [r2*3]
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|     pcmpeqb      m6, m6
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| .loop:
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|     mova         m0, [r1]
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|     mova         m2, [r1+r2]
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|     mova         m1, [r1+1]
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|     mova         m3, [r1+r2+1]
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|     pxor         m0, m6
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|     pxor         m2, m6
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|     pxor         m1, m6
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|     pxor         m3, m6
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|     PAVGB        m0, m1
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|     PAVGB        m2, m3
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|     pxor         m0, m6
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|     pxor         m2, m6
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|     mova       [r0], m0
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|     mova    [r0+r2], m2
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|     mova         m0, [r1+r2*2]
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|     mova         m1, [r1+r2*2+1]
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|     mova         m2, [r1+r4]
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|     mova         m3, [r1+r4+1]
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|     pxor         m0, m6
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|     pxor         m1, m6
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|     pxor         m2, m6
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|     pxor         m3, m6
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|     PAVGB        m0, m1
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|     PAVGB        m2, m3
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|     pxor         m0, m6
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|     pxor         m2, m6
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|     mova  [r0+r2*2], m0
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|     mova    [r0+r4], m2
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|     lea          r1, [r1+r2*4]
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|     lea          r0, [r0+r2*4]
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|     sub         r3d, 4
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|     jg .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| PUT_NO_RND_PIXELS8_X2_EXACT
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| INIT_MMX 3dnow
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| PUT_NO_RND_PIXELS8_X2_EXACT
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| 
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| 
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| ; void ff_put_pixels8_y2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro PUT_PIXELS8_Y2 0
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| cglobal put_pixels8_y2, 4,5
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|     lea          r4, [r2*2]
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|     mova         m0, [r1]
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|     sub          r0, r2
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| .loop:
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|     mova         m1, [r1+r2]
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|     mova         m2, [r1+r4]
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|     add          r1, r4
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|     PAVGB        m0, m1
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|     PAVGB        m1, m2
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|     mova    [r0+r2], m0
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|     mova    [r0+r4], m1
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|     mova         m1, [r1+r2]
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|     mova         m0, [r1+r4]
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|     add          r0, r4
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|     add          r1, r4
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|     PAVGB        m2, m1
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|     PAVGB        m1, m0
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|     mova    [r0+r2], m2
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|     mova    [r0+r4], m1
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| PUT_PIXELS8_Y2
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| INIT_MMX 3dnow
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| PUT_PIXELS8_Y2
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| 
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| 
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| ; void ff_put_no_rnd_pixels8_y2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro PUT_NO_RND_PIXELS8_Y2 0
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| cglobal put_no_rnd_pixels8_y2, 4,5
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|     mova         m6, [pb_1]
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|     lea          r4, [r2+r2]
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|     mova         m0, [r1]
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|     sub          r0, r2
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| .loop:
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|     mova         m1, [r1+r2]
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|     mova         m2, [r1+r4]
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|     add          r1, r4
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|     psubusb      m1, m6
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|     PAVGB        m0, m1
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|     PAVGB        m1, m2
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|     mova    [r0+r2], m0
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|     mova    [r0+r4], m1
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|     mova         m1, [r1+r2]
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|     mova         m0, [r1+r4]
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|     add          r0, r4
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|     add          r1, r4
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|     psubusb      m1, m6
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|     PAVGB        m2, m1
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|     PAVGB        m1, m0
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|     mova    [r0+r2], m2
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|     mova    [r0+r4], m1
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| PUT_NO_RND_PIXELS8_Y2
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| INIT_MMX 3dnow
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| PUT_NO_RND_PIXELS8_Y2
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| 
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| 
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| ; void ff_put_no_rnd_pixels8_y2_exact(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro PUT_NO_RND_PIXELS8_Y2_EXACT 0
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| cglobal put_no_rnd_pixels8_y2_exact, 4,5
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|     lea          r4, [r2*3]
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|     mova         m0, [r1]
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|     pcmpeqb      m6, m6
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|     add          r1, r2
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|     pxor         m0, m6
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| .loop:
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|     mova         m1, [r1]
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|     mova         m2, [r1+r2]
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|     pxor         m1, m6
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|     pxor         m2, m6
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|     PAVGB        m0, m1
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|     PAVGB        m1, m2
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|     pxor         m0, m6
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|     pxor         m1, m6
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     mova         m1, [r1+r2*2]
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|     mova         m0, [r1+r4]
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|     pxor         m1, m6
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|     pxor         m0, m6
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|     PAVGB        m2, m1
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|     PAVGB        m1, m0
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|     pxor         m2, m6
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|     pxor         m1, m6
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|     mova  [r0+r2*2], m2
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|     mova    [r0+r4], m1
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|     lea          r1, [r1+r2*4]
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|     lea          r0, [r0+r2*4]
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|     sub         r3d, 4
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|     jg .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| PUT_NO_RND_PIXELS8_Y2_EXACT
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| INIT_MMX 3dnow
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| PUT_NO_RND_PIXELS8_Y2_EXACT
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| 
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| 
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| ; void ff_avg_pixels8(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro AVG_PIXELS8 0
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| cglobal avg_pixels8, 4,5
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|     lea          r4, [r2*2]
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| .loop:
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|     mova         m0, [r0]
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|     mova         m1, [r0+r2]
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|     PAVGB        m0, [r1]
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|     PAVGB        m1, [r1+r2]
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     add          r1, r4
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|     add          r0, r4
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|     mova         m0, [r0]
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|     mova         m1, [r0+r2]
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|     PAVGB        m0, [r1]
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|     PAVGB        m1, [r1+r2]
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|     add          r1, r4
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX 3dnow
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| AVG_PIXELS8
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| 
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| 
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| ; void ff_avg_pixels8_x2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro AVG_PIXELS8_X2 0
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| cglobal avg_pixels8_x2, 4,5
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|     lea          r4, [r2*2]
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| .loop:
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|     mova         m0, [r1]
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|     mova         m2, [r1+r2]
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|     PAVGB        m0, [r1+1]
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|     PAVGB        m2, [r1+r2+1]
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|     PAVGB        m0, [r0]
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|     PAVGB        m2, [r0+r2]
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|     add          r1, r4
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|     mova       [r0], m0
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|     mova    [r0+r2], m2
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|     mova         m0, [r1]
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|     mova         m2, [r1+r2]
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|     PAVGB        m0, [r1+1]
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|     PAVGB        m2, [r1+r2+1]
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|     add          r0, r4
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|     add          r1, r4
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|     PAVGB        m0, [r0]
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|     PAVGB        m2, [r0+r2]
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|     mova       [r0], m0
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|     mova    [r0+r2], m2
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| AVG_PIXELS8_X2
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| INIT_MMX 3dnow
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| AVG_PIXELS8_X2
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| 
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| 
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| ; void ff_avg_pixels8_y2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro AVG_PIXELS8_Y2 0
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| cglobal avg_pixels8_y2, 4,5
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|     lea          r4, [r2*2]
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|     mova         m0, [r1]
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|     sub          r0, r2
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| .loop:
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|     mova         m1, [r1+r2]
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|     mova         m2, [r1+r4]
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|     add          r1, r4
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|     PAVGB        m0, m1
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|     PAVGB        m1, m2
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|     mova         m3, [r0+r2]
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|     mova         m4, [r0+r4]
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|     PAVGB        m0, m3
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|     PAVGB        m1, m4
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|     mova    [r0+r2], m0
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|     mova    [r0+r4], m1
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|     mova         m1, [r1+r2]
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|     mova         m0, [r1+r4]
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|     PAVGB        m2, m1
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|     PAVGB        m1, m0
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|     add          r0, r4
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|     add          r1, r4
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|     mova         m3, [r0+r2]
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|     mova         m4, [r0+r4]
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|     PAVGB        m2, m3
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|     PAVGB        m1, m4
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|     mova    [r0+r2], m2
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|     mova    [r0+r4], m1
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|     add          r0, r4
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|     sub         r3d, 4
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|     jne .loop
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|     REP_RET
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| %endmacro
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| 
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| INIT_MMX mmxext
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| AVG_PIXELS8_Y2
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| INIT_MMX 3dnow
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| AVG_PIXELS8_Y2
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| 
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| 
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| ; void ff_avg_pixels8_xy2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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| %macro AVG_PIXELS8_XY2 0
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| cglobal avg_pixels8_xy2, 4,5
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|     mova         m6, [pb_1]
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|     lea          r4, [r2*2]
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|     mova         m0, [r1]
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|     PAVGB        m0, [r1+1]
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| .loop:
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|     mova         m2, [r1+r4]
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|     mova         m1, [r1+r2]
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|     psubusb      m2, m6
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|     PAVGB        m1, [r1+r2+1]
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|     PAVGB        m2, [r1+r4+1]
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|     add          r1, r4
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|     PAVGB        m0, m1
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|     PAVGB        m1, m2
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|     PAVGB        m0, [r0]
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|     PAVGB        m1, [r0+r2]
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|     mova       [r0], m0
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|     mova    [r0+r2], m1
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|     mova         m1, [r1+r2]
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|     mova         m0, [r1+r4]
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|     PAVGB        m1, [r1+r2+1]
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|     PAVGB        m0, [r1+r4+1]
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|     add          r0, r4
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|     add          r1, r4
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|     PAVGB        m2, m1
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|     PAVGB        m1, m0
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|     PAVGB        m2, [r0]
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|     PAVGB        m1, [r0+r2]
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|     mova       [r0], m2
 | |
|     mova    [r0+r2], m1
 | |
|     add          r0, r4
 | |
|     sub         r3d, 4
 | |
|     jne .loop
 | |
|     REP_RET
 | |
| %endmacro
 | |
| 
 | |
| INIT_MMX mmxext
 | |
| AVG_PIXELS8_XY2
 | |
| INIT_MMX 3dnow
 | |
| AVG_PIXELS8_XY2
 |