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15 lines
259 B
ArmAsm
15 lines
259 B
ArmAsm
/* $NetBSD: ffsdi2.S,v 1.1 2014/08/10 05:47:35 matt Exp $ */
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#include <machine/asm.h>
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RCSID("$NetBSD: ffsdi2.S,v 1.1 2014/08/10 05:47:35 matt Exp $")
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ENTRY(ffsdi2)
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rbit x1, x0
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clz x1, x1
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add x1, x1, #1
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cmp x0, #0
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csel w0, wzr, w1, eq
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ret
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END(ffsdi2)
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