60 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
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|  *
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|  * This file is part of Libav.
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|  *
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|  * Libav 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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|  * Libav 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 Libav; 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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| .macro  transpose_8x8   r0, r1, r2, r3, r4, r5, r6, r7
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|         vtrn.32         \r0, \r4
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|         vtrn.32         \r1, \r5
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|         vtrn.32         \r2, \r6
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|         vtrn.32         \r3, \r7
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|         vtrn.16         \r0, \r2
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|         vtrn.16         \r1, \r3
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|         vtrn.16         \r4, \r6
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|         vtrn.16         \r5, \r7
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|         vtrn.8          \r0, \r1
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|         vtrn.8          \r2, \r3
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|         vtrn.8          \r4, \r5
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|         vtrn.8          \r6, \r7
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| .endm
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| 
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| .macro  transpose_4x4   r0, r1, r2, r3
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|         vtrn.16         \r0, \r2
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|         vtrn.16         \r1, \r3
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|         vtrn.8          \r0, \r1
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|         vtrn.8          \r2, \r3
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| .endm
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| 
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| .macro  swap4           r0, r1, r2, r3, r4, r5, r6, r7
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|         vswp            \r0, \r4
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|         vswp            \r1, \r5
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|         vswp            \r2, \r6
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|         vswp            \r3, \r7
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| .endm
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| 
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| .macro  transpose16_4x4 r0, r1, r2, r3, r4, r5, r6, r7
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|         vtrn.32         \r0, \r2
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|         vtrn.32         \r1, \r3
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|         vtrn.32         \r4, \r6
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|         vtrn.32         \r5, \r7
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|         vtrn.16         \r0, \r1
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|         vtrn.16         \r2, \r3
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|         vtrn.16         \r4, \r5
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|         vtrn.16         \r6, \r7
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| .endm
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