nptl/lowlevellock.s

   1         .text
   2         .section        .rodata.str1.8,"aMS",@progbits,1
   3         .align 8
   4 .LC0:
   5         .string "The futex facility returned an unexpected error code.\n"
   6         .text
   7         .p2align 4,,15
   8         .globl  __lll_lock_wait_private
   9         .type   __lll_lock_wait_private, @function
  10 __lll_lock_wait_private:
  11         movl    (%rdi), %eax
  12         movq    %rdi, %r8
  13         cmpl    $2, %eax
  14         jne     .L2
  15 .L3:
  16         xorl    %r10d, %r10d
  17         movl    $2, %edx
  18         movl    $128, %esi
  19         movq    %r8, %rdi
  20         movl    $202, %eax
  21 #APP
  22 # 146 "../sysdeps/nptl/futex-internal.h" 1
  23         syscall
  24
  25 # 0 "" 2
  26 #NO_APP
  27         cmpq    $-4096, %rax
  28         ja      .L8
  29 .L2:
  30         movl    $2, %eax
  31         xchgl   (%r8), %eax
  32         testl   %eax, %eax
  33         jne     .L3
  34         ret
  35         .p2align 4,,10
  36         .p2align 3
  37 .L8:
  38         leal    11(%rax), %ecx
  39         cmpl    $11, %ecx
  40         ja      .L4
  41         movl    $1, %eax
  42         salq    %cl, %rax
  43         testl   $2177, %eax
  44         jne     .L2
  45 .L4:
  46         leaq    .LC0(%rip), %rdi
  47         subq    $8, %rsp
  48         call    __libc_fatal@PLT
  49         .size   __lll_lock_wait_private, .-__lll_lock_wait_private
  50         .p2align 4,,15
  51         .globl  __lll_lock_wait
  52         .type   __lll_lock_wait, @function
  53 __lll_lock_wait:
  54         movl    (%rdi), %eax
  55         movq    %rdi, %r8
  56         movl    %esi, %r9d
  57         cmpl    $2, %eax
  58         jne     .L10
  59 .L11:
  60         movl    %r9d, %esi
  61         xorl    %r10d, %r10d
  62         movl    $2, %edx
  63         xorb    $-128, %sil
  64         movq    %r8, %rdi
  65         movl    $202, %eax
  66 #APP
  67 # 146 "../sysdeps/nptl/futex-internal.h" 1
  68         syscall
  69
  70 # 0 "" 2
  71 #NO_APP
  72         cmpq    $-4096, %rax
  73         ja      .L15
  74 .L10:
  75         movl    $2, %eax
  76         xchgl   (%r8), %eax
  77         testl   %eax, %eax
  78         jne     .L11
  79         ret
  80         .p2align 4,,10
  81         .p2align 3
  82 .L15:
  83         leal    11(%rax), %ecx
  84         cmpl    $11, %ecx
  85         ja      .L12
  86         movl    $1, %eax
  87         salq    %cl, %rax
  88         testl   $2177, %eax
  89         jne     .L10
  90 .L12:
  91         leaq    .LC0(%rip), %rdi
  92         subq    $8, %rsp
  93         call    __libc_fatal@PLT
  94         .size   __lll_lock_wait, .-__lll_lock_wait