32 lines
559 B
ArmAsm
32 lines
559 B
ArmAsm
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/*
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* Copyright (C) 2005-2006 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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/*
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* DWtype __avr32_lsr64(DWtype u, word_type b)
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*/
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.text
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.global __avr32_lsr64
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.type __avr32_lsr64,@function
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__avr32_lsr64:
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cp.w r12, 0
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reteq r12
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rsub r9, r12, 32
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brle 1f
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lsl r8, r11, r9
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lsr r11, r11, r12
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lsr r10, r10, r12
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or r10, r8
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retal r12
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1: neg r9
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lsr r10, r11, r9
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mov r11, 0
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retal r12
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