nptl/pread64.s

   1         .text
   2         .p2align 4,,15
   3         .globl  __libc_pread64
   4         .type   __libc_pread64, @function
   5 __libc_pread64:
   6         movq    %rcx, %r10
   7 #APP
   8 # 25 "../sysdeps/unix/sysv/linux/pread64.c" 1
   9         movl %fs:24,%eax
  10 # 0 "" 2
  11 #NO_APP
  12         testl   %eax, %eax
  13         jne     .L2
  14         movl    $17, %eax
  15 #APP
  16 # 25 "../sysdeps/unix/sysv/linux/pread64.c" 1
  17         syscall
  18
  19 # 0 "" 2
  20 #NO_APP
  21         cmpq    $-4096, %rax
  22         ja      .L9
  23         rep ret
  24         .p2align 4,,10
  25         .p2align 3
  26 .L2:
  27         pushq   %r13
  28         pushq   %r12
  29         movq    %rdx, %r13
  30         pushq   %rbp
  31         pushq   %rbx
  32         movq    %rcx, %r12
  33         movq    %rsi, %rbp
  34         movl    %edi, %ebx
  35         subq    $24, %rsp
  36         call    __pthread_enable_asynccancel@PLT
  37         movq    %r12, %r10
  38         movl    %eax, %r8d
  39         movq    %r13, %rdx
  40         movq    %rbp, %rsi
  41         movl    %ebx, %edi
  42         movl    $17, %eax
  43 #APP
  44 # 25 "../sysdeps/unix/sysv/linux/pread64.c" 1
  45         syscall
  46
  47 # 0 "" 2
  48 #NO_APP
  49         cmpq    $-4096, %rax
  50         ja      .L10
  51 .L4:
  52         movl    %r8d, %edi
  53         movq    %rax, 8(%rsp)
  54         call    __pthread_disable_asynccancel@PLT
  55         movq    8(%rsp), %rax
  56         addq    $24, %rsp
  57         popq    %rbx
  58         popq    %rbp
  59         popq    %r12
  60         popq    %r13
  61         ret
  62         .p2align 4,,10
  63         .p2align 3
  64 .L9:
  65         movq    errno@gottpoff(%rip), %rdx
  66         negl    %eax
  67         movl    %eax, %fs:(%rdx)
  68         movq    $-1, %rax
  69         ret
  70 .L10:
  71         movq    errno@gottpoff(%rip), %rdx
  72         negl    %eax
  73         movl    %eax, %fs:(%rdx)
  74         movq    $-1, %rax
  75         jmp     .L4
  76         .size   __libc_pread64, .-__libc_pread64
  77         .weak   pread
  78         .set    pread,__libc_pread64
  79         .weak   __pread
  80         .set    __pread,__libc_pread64
  81         .globl  __libc_pread
  82         .set    __libc_pread,__libc_pread64
  83         .weak   pread64
  84         .set    pread64,__libc_pread64
  85         .weak   __pread64
  86         .set    __pread64,__libc_pread64