rt/aio_notify.s

   1         .text
   2         .p2align 4,,15
   3         .type   notify_func_wrapper, @function
   4 notify_func_wrapper:
   5         pushq   %r12
   6         pushq   %rbp
   7         pushq   %rbx
   8         movq    %rdi, %rbx
   9         addq    $-128, %rsp
  10         movq    %rsp, %rbp
  11         movq    %rbp, %rdi
  12         call    sigemptyset@PLT
  13         movl    $8, %r10d
  14         xorl    %edx, %edx
  15         movq    %rbp, %rsi
  16         movl    $2, %edi
  17         movl    $14, %eax
  18 #APP
  19 # 34 "../sysdeps/unix/sysv/linux/aio_misc.h" 1
  20         syscall
  21
  22 # 0 "" 2
  23 #NO_APP
  24         movq    8(%rbx), %r12
  25         movq    %rbx, %rdi
  26         movq    (%rbx), %rbp
  27         call    free@PLT
  28         movq    %r12, %rdi
  29         call    *%rbp
  30         subq    $-128, %rsp
  31         xorl    %eax, %eax
  32         popq    %rbx
  33         popq    %rbp
  34         popq    %r12
  35         ret
  36         .size   notify_func_wrapper, .-notify_func_wrapper
  37         .p2align 4,,15
  38         .globl  __aio_notify_only
  39         .type   __aio_notify_only, @function
  40 __aio_notify_only:
  41         pushq   %r12
  42         pushq   %rbp
  43         pushq   %rbx
  44         movq    %rdi, %rbx
  45         subq    $80, %rsp
  46         movl    12(%rdi), %edx
  47         cmpl    $2, %edx
  48         je      .L14
  49         xorl    %eax, %eax
  50         testl   %edx, %edx
  51         jne     .L4
  52         call    getpid@PLT
  53         movl    8(%rbx), %edi
  54         movq    (%rbx), %rsi
  55         movl    %eax, %edx
  56         call    __aio_sigqueue@PLT
  57         sarl    $31, %eax
  58 .L4:
  59         addq    $80, %rsp
  60         popq    %rbx
  61         popq    %rbp
  62         popq    %r12
  63         ret
  64         .p2align 4,,10
  65         .p2align 3
  66 .L14:
  67         movq    24(%rdi), %r12
  68         testq   %r12, %r12
  69         je      .L15
  70 .L6:
  71         movl    $16, %edi
  72         call    malloc@PLT
  73         movq    %rax, %rbp
  74         movl    $-1, %eax
  75         testq   %rbp, %rbp
  76         je      .L4
  77         movq    16(%rbx), %rax
  78         leaq    notify_func_wrapper(%rip), %rdx
  79         leaq    8(%rsp), %rdi
  80         movq    %rbp, %rcx
  81         movq    %r12, %rsi
  82         movq    %rax, 0(%rbp)
  83         movq    (%rbx), %rax
  84         movq    %rax, 8(%rbp)
  85         call    pthread_create@PLT
  86         movl    %eax, %edx
  87         xorl    %eax, %eax
  88         testl   %edx, %edx
  89         jns     .L4
  90         movq    %rbp, %rdi
  91         call    free@PLT
  92         movl    $-1, %eax
  93         jmp     .L4
  94         .p2align 4,,10
  95         .p2align 3
  96 .L15:
  97         leaq    16(%rsp), %r12
  98         movq    %r12, %rdi
  99         call    pthread_attr_init@PLT
 100         movl    $1, %esi
 101         movq    %r12, %rdi
 102         call    pthread_attr_setdetachstate@PLT
 103         jmp     .L6
 104         .size   __aio_notify_only, .-__aio_notify_only
 105         .section        .rodata.str1.8,"aMS",@progbits,1
 106         .align 8
 107 .LC0:
 108         .string "The futex facility returned an unexpected error code.\n"
 109         .text
 110         .p2align 4,,15
 111         .globl  __aio_notify
 112         .type   __aio_notify, @function
 113 __aio_notify:
 114         pushq   %r13
 115         pushq   %r12
 116         pushq   %rbp
 117         pushq   %rbx
 118         movq    %rdi, %rbx
 119         subq    $8, %rsp
 120         movq    40(%rdi), %rbp
 121         leaq    32(%rbp), %rdi
 122         call    __aio_notify_only
 123         testl   %eax, %eax
 124         je      .L17
 125         movq    errno@gottpoff(%rip), %rax
 126         movq    $-1, 120(%rbp)
 127         movl    %fs:(%rax), %eax
 128         movl    %eax, 112(%rbp)
 129 .L17:
 130         movq    48(%rbx), %rbx
 131         testq   %rbx, %rbx
 132         je      .L16
 133         movl    $202, %r12d
 134         jmp     .L25
 135         .p2align 4,,10
 136         .p2align 3
 137 .L19:
 138         subl    $1, (%rcx)
 139         je      .L37
 140 .L22:
 141         testq   %r13, %r13
 142         movq    %r13, %rbx
 143         je      .L16
 144 .L25:
 145         movq    24(%rbx), %rdi
 146         movq    (%rbx), %r13
 147         movq    16(%rbx), %rcx
 148         testq   %rdi, %rdi
 149         jne     .L19
 150         movq    8(%rbx), %rax
 151         testq   %rax, %rax
 152         je      .L20
 153         cmpq    $-1, 120(%rbp)
 154         jne     .L20
 155         movl    $-1, (%rax)
 156 .L20:
 157         movl    (%rcx), %eax
 158         testl   %eax, %eax
 159         je      .L22
 160         subl    $1, (%rcx)
 161         jne     .L22
 162         xorl    %r10d, %r10d
 163         movl    $1, %edx
 164         movl    $129, %esi
 165         movq    %rcx, %rdi
 166         movl    %r12d, %eax
 167 #APP
 168 # 209 "../sysdeps/nptl/futex-internal.h" 1
 169         syscall
 170
 171 # 0 "" 2
 172 #NO_APP
 173         cmpq    $-4096, %rax
 174         jbe     .L22
 175         cmpl    $-22, %eax
 176         je      .L22
 177         cmpl    $-14, %eax
 178         je      .L22
 179         leaq    .LC0(%rip), %rdi
 180         call    __libc_fatal@PLT
 181         .p2align 4,,10
 182         .p2align 3
 183 .L37:
 184         call    __aio_notify_only
 185         movq    16(%rbx), %rdi
 186         movq    %r13, %rbx
 187         call    free@PLT
 188         testq   %r13, %r13
 189         jne     .L25
 190 .L16:
 191         addq    $8, %rsp
 192         popq    %rbx
 193         popq    %rbp
 194         popq    %r12
 195         popq    %r13
 196         ret
 197         .size   __aio_notify, .-__aio_notify