string/basename.s

   1         .text
   2         .p2align 4,,15
   3         .globl  __basename
   4         .hidden __basename
   5         .type   __basename, @function
   6 __basename:
   7         pushq   %rbx
   8         movl    $47, %esi
   9         movq    %rdi, %rbx
  10         call    strrchr
  11         leaq    1(%rax), %rdx
  12         testq   %rax, %rax
  13         movq    %rbx, %rax
  14         popq    %rbx
  15         cmovne  %rdx, %rax
  16         ret
  17         .size   __basename, .-__basename
  18         .weak   basename
  19         .hidden basename
  20         .set    basename,__basename
  21         .hidden strrchr