libio/iofgetws_u.s

   1         .text
   2         .p2align 4,,15
   3         .globl  fgetws_unlocked
   4         .type   fgetws_unlocked, @function
   5 fgetws_unlocked:
   6         testl   %esi, %esi
   7         jle     .L7
   8         cmpl    $1, %esi
   9         je      .L16
  10         pushq   %r12
  11         pushq   %rbp
  12         subl    $1, %esi
  13         pushq   %rbx
  14         movq    %rdx, %rbx
  15         movl    (%rdx), %edx
  16         movq    %rdi, %r12
  17         movl    $1, %r8d
  18         movl    $10, %ecx
  19         movl    %edx, %ebp
  20         andl    $-33, %edx
  21         movl    %edx, (%rbx)
  22         movslq  %esi, %rdx
  23         movq    %rdi, %rsi
  24         movq    %rbx, %rdi
  25         andl    $32, %ebp
  26         call    _IO_getwline@PLT
  27         xorl    %edi, %edi
  28         testq   %rax, %rax
  29         movl    (%rbx), %edx
  30         je      .L5
  31         testb   $32, %dl
  32         je      .L6
  33         movq    __libc_errno@gottpoff(%rip), %rcx
  34         xorl    %edi, %edi
  35         cmpl    $11, %fs:(%rcx)
  36         je      .L6
  37 .L5:
  38         orl     %edx, %ebp
  39         movq    %rdi, %rax
  40         movl    %ebp, (%rbx)
  41         popq    %rbx
  42         popq    %rbp
  43         popq    %r12
  44         ret
  45         .p2align 4,,10
  46         .p2align 3
  47 .L6:
  48         movl    $0, (%r12,%rax,4)
  49         movl    (%rbx), %edx
  50         movq    %r12, %rdi
  51         movq    %rdi, %rax
  52         orl     %edx, %ebp
  53         movl    %ebp, (%rbx)
  54         popq    %rbx
  55         popq    %rbp
  56         popq    %r12
  57         ret
  58         .p2align 4,,10
  59         .p2align 3
  60 .L16:
  61         movl    $0, (%rdi)
  62 .L13:
  63         movq    %rdi, %rax
  64         ret
  65         .p2align 4,,10
  66         .p2align 3
  67 .L7:
  68         xorl    %edi, %edi
  69         jmp     .L13
  70         .size   fgetws_unlocked, .-fgetws_unlocked