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       strchr.s - scc - simple c99 compiler
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       ---
       strchr.s (326B)
       ---
            1         .file         "strchr.s"
            2 
            3         .text
            4         .globl        strchr,_strchr
            5 _strchr:
            6 strchr:
            7         movq        %rdi,%r8
            8 
            9         movb        $0,%al
           10         movq        $-1,%rcx
           11         cld
           12         repne
           13         scasb
           14 
           15         leaq        -1(%rdi),%rcx
           16         subq        %r8,%rcx
           17 
           18         cmp     %rdi,%rsi       /* set ZF to 0 */
           19 
           20         movq        %r8,%rdi
           21         movb        %sil,%al
           22         repne
           23         scasb
           24         je         found
           25 
           26 none:
           27         xor        %rax,%rax
           28         ret
           29 
           30 found:
           31         leaq        -1(%rdi),%rax
           32         ret