stdio-common/putw.s

   1         .text
   2         .p2align 4,,15
   3         .globl  putw
   4         .type   putw, @function
   5 putw:
   6         subq    $24, %rsp
   7         movq    %rsi, %rcx
   8         movl    $1, %edx
   9         movl    %edi, 12(%rsp)
  10         leaq    12(%rsp), %rdi
  11         movl    $4, %esi
  12         call    _IO_fwrite
  13         testq   %rax, %rax
  14         sete    %al
  15         addq    $24, %rsp
  16         movzbl  %al, %eax
  17         negl    %eax
  18         ret
  19         .size   putw, .-putw
  20         .hidden _IO_fwrite