strcmp.s - scc - simple c99 compiler
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       ---
       strcmp.s (377B)
       ---
            1         .file "strcmp.s"
            2 
            3         .text
            4         .globl        strcmp,_strcmp
            5 _strcmp:
            6 strcmp:
            7         movq        %rdi,%r8
            8         movb        $0,%al
            9         movq        $-1,%rcx
           10         cld
           11         repne
           12         scasb
           13 
           14         leaq        0(%rdi),%rcx
           15         subq        %r8,%rcx
           16         movq        %r8,%rdi
           17 
           18         xor        %rax,%rax        /* set ZF to 1 */
           19 
           20         movq        %rdi,%r8
           21         movq        %rsi,%rdi
           22         movq        %r8,%rsi
           23         rep
           24         cmpsb
           25         je        equa
           26         jb        less
           27         ja        grea
           28 
           29 grea:
           30         movq        $1,%rax
           31         ret
           32 
           33 less:
           34         movq        $-1,%rax
           35         ret
           36 
           37 equa:
           38         movq        $0,%rax
           39         ret