stdio-common/perror.s

   1         .text
   2         .section        .rodata.str1.1,"aMS",@progbits,1
   3 .LC0:
   4         .string ""
   5 .LC1:
   6         .string ": "
   7 .LC2:
   8         .string "%s%s%s\n"
   9         .text
  10         .p2align 4,,15
  11         .type   perror_internal, @function
  12 perror_internal:
  13         pushq   %r12
  14         pushq   %rbp
  15         movq    %rdi, %r12
  16         pushq   %rbx
  17         movl    %edx, %edi
  18         subq    $1024, %rsp
  19         testq   %rsi, %rsi
  20         je      .L4
  21         cmpb    $0, (%rsi)
  22         movq    %rsi, %rbx
  23         leaq    .LC1(%rip), %rbp
  24         je      .L4
  25 .L2:
  26         movq    %rsp, %rsi
  27         movl    $1024, %edx
  28         call    __strerror_r
  29         leaq    .LC2(%rip), %rsi
  30         movq    %rax, %r8
  31         movq    %rbp, %rcx
  32         movq    %rbx, %rdx
  33         movq    %r12, %rdi
  34         xorl    %eax, %eax
  35         call    __fxprintf
  36         addq    $1024, %rsp
  37         popq    %rbx
  38         popq    %rbp
  39         popq    %r12
  40         ret
  41         .p2align 4,,10
  42         .p2align 3
  43 .L4:
  44         leaq    .LC0(%rip), %rbp
  45         movq    %rbp, %rbx
  46         jmp     .L2
  47         .size   perror_internal, .-perror_internal
  48         .section        .rodata.str1.1
  49 .LC3:
  50         .string "w+"
  51         .text
  52         .p2align 4,,15
  53         .globl  perror
  54         .hidden perror
  55         .type   perror, @function
  56 perror:
  57         pushq   %r12
  58         pushq   %rbp
  59         pushq   %rbx
  60         movq    %rdi, %rbx
  61         subq    $16, %rsp
  62         movq    __libc_errno@gottpoff(%rip), %rax
  63         movq    stderr(%rip), %rdi
  64         movl    %fs:(%rax), %edx
  65         movl    192(%rdi), %eax
  66         testl   %eax, %eax
  67         je      .L20
  68 .L8:
  69         addq    $16, %rsp
  70         movq    %rbx, %rsi
  71         popq    %rbx
  72         popq    %rbp
  73         popq    %r12
  74         jmp     perror_internal
  75         .p2align 4,,10
  76         .p2align 3
  77 .L20:
  78         movl    %edx, 12(%rsp)
  79         call    __fileno
  80         cmpl    $-1, %eax
  81         movl    12(%rsp), %edx
  82         jne     .L9
  83 .L19:
  84         movq    stderr(%rip), %rdi
  85         jmp     .L8
  86         .p2align 4,,10
  87         .p2align 3
  88 .L9:
  89         movl    %eax, %edi
  90         movl    %edx, 12(%rsp)
  91         call    __dup
  92         cmpl    $-1, %eax
  93         movl    %eax, %ebp
  94         movl    12(%rsp), %edx
  95         je      .L19
  96         leaq    .LC3(%rip), %rsi
  97         movl    %eax, %edi
  98         movl    %edx, 12(%rsp)
  99         call    _IO_new_fdopen@PLT
 100         testq   %rax, %rax
 101         movq    %rax, %r12
 102         movl    12(%rsp), %edx
 103         je      .L21
 104         movq    %rbx, %rsi
 105         movq    %rax, %rdi
 106         call    perror_internal
 107         testb   $32, (%r12)
 108         je      .L13
 109         movq    stderr(%rip), %rax
 110         orl     $32, (%rax)
 111 .L13:
 112         addq    $16, %rsp
 113         movq    %r12, %rdi
 114         popq    %rbx
 115         popq    %rbp
 116         popq    %r12
 117         jmp     _IO_new_fclose@PLT
 118         .p2align 4,,10
 119         .p2align 3
 120 .L21:
 121         movl    %ebp, %edi
 122         movl    %edx, 12(%rsp)
 123         call    __close
 124         movq    stderr(%rip), %rdi
 125         movl    12(%rsp), %edx
 126         jmp     .L8
 127         .size   perror, .-perror
 128         .hidden __close
 129         .hidden __dup
 130         .hidden __fileno
 131         .hidden __fxprintf
 132         .hidden __strerror_r