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kvisc/ka/crt/str/strchr.k

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; The OS/K Team licenses this file to you under the MIT license.
; See the LICENSE file in the project root for more information.
;
; char *strchrnul(const char *str, int ch)
;
strchrnul:
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mov rcx, STRLEN_MAX
scasb.rep.nz ax0, ax1
mov rax, ax0
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ret
;
; char *strchr(const char *str, int ch)
;
strchr:
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mov rcx, STRLEN_MAX
scasb.rep.nz ax0, ax1
cmp b[ax0], 0
xor.z rax, rax
ret.z
mov rax, ax0
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ret