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33 lines
535 B
33 lines
535 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* Sparc64 optimized strncmp code. |
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* |
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* Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) |
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*/ |
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#include <linux/linkage.h> |
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#include <asm/asi.h> |
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#include <asm/export.h> |
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.text |
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ENTRY(strncmp) |
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brlez,pn %o2, 3f |
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lduba [%o0] (ASI_PNF), %o3 |
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1: |
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add %o0, 1, %o0 |
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ldub [%o1], %o4 |
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brz,pn %o3, 2f |
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add %o1, 1, %o1 |
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cmp %o3, %o4 |
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bne,pn %icc, 2f |
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subcc %o2, 1, %o2 |
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bne,a,pt %xcc, 1b |
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ldub [%o0], %o3 |
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2: |
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retl |
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sub %o3, %o4, %o0 |
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3: |
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retl |
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clr %o0 |
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ENDPROC(strncmp) |
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EXPORT_SYMBOL(strncmp)
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