mirror of https://gitee.com/openkylin/linux.git
25 lines
542 B
ArmAsm
25 lines
542 B
ArmAsm
/*
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* Copyright (C) 2004-2006 Atmel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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.global __raw_readsl
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.type __raw_readsl,@function
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__raw_readsl:
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cp.w r10, 0
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reteq r12
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/*
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* If r11 isn't properly aligned, we might get an exception on
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* some implementations. But there's not much we can do about it.
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*/
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1: ld.w r8, r12[0]
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sub r10, 1
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st.w r11++, r8
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brne 1b
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retal r12
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