nptl/elision-timed.s

   1         .text
   2         .p2align 4,,15
   3         .globl  __lll_clocklock_elision
   4         .type   __lll_clocklock_elision, @function
   5 __lll_clocklock_elision:
   6         movzwl  (%rsi), %eax
   7         testw   %ax, %ax
   8         jg      .L2
   9         movl    8+__elision_aconf(%rip), %r9d
  10         movl    $-1, %r10d
  11         testl   %r9d, %r9d
  12         jg      .L3
  13         jmp     .L4
  14         .p2align 4,,10
  15         .p2align 3
  16 .L6:
  17         testb   $2, %al
  18         je      .L29
  19         subl    $1, %r9d
  20         je      .L4
  21 .L3:
  22         movl    %r10d, %eax
  23         xbegin  .L5
  24 .L5:
  25         cmpl    $-1, %eax
  26         jne     .L6
  27         movl    (%rdi), %eax
  28         testl   %eax, %eax
  29         je      .L24
  30         xabort  $255
  31         subl    $1, %r9d
  32         jne     .L3
  33         .p2align 4,,10
  34         .p2align 3
  35 .L4:
  36         xorl    %eax, %eax
  37         movl    $1, %esi
  38         lock cmpxchgl   %esi, (%rdi)
  39         jne     .L30
  40 .L24:
  41         xorl    %eax, %eax
  42         ret
  43         .p2align 4,,10
  44         .p2align 3
  45 .L2:
  46         movzwl  (%rsi), %eax
  47         subl    $1, %eax
  48         movw    %ax, (%rsi)
  49         jmp     .L4
  50         .p2align 4,,10
  51         .p2align 3
  52 .L29:
  53         testb   $1, %al
  54         je      .L10
  55         shrl    $24, %eax
  56         cmpl    $255, %eax
  57         je      .L31
  58 .L10:
  59         movswl  (%rsi), %eax
  60         movl    4+__elision_aconf(%rip), %r9d
  61         cmpl    %r9d, %eax
  62         je      .L4
  63 .L27:
  64         movw    %r9w, (%rsi)
  65         jmp     .L4
  66         .p2align 4,,10
  67         .p2align 3
  68 .L30:
  69         pushq   %r14
  70         movl    $2, %r14d
  71         pushq   %r13
  72         movl    %r8d, %r13d
  73         pushq   %r12
  74         movq    %rcx, %r12
  75         pushq   %rbp
  76         movl    %edx, %ebp
  77         pushq   %rbx
  78         movq    %rdi, %rbx
  79         jmp     .L13
  80         .p2align 4,,10
  81         .p2align 3
  82 .L14:
  83         movl    %r13d, %r8d
  84         movq    %r12, %rcx
  85         movl    %ebp, %edx
  86         movl    $2, %esi
  87         movq    %rbx, %rdi
  88         call    __futex_abstimed_wait64@PLT
  89         cmpl    $22, %eax
  90         je      .L1
  91         cmpl    $110, %eax
  92         je      .L1
  93         cmpl    $75, %eax
  94         je      .L1
  95 .L13:
  96         movl    %r14d, %eax
  97 #APP
  98 # 364 "../sysdeps/nptl/futex-internal.h" 1
  99         xchgl %eax, (%rbx)
 100 # 0 "" 2
 101 #NO_APP
 102         testl   %eax, %eax
 103         jne     .L14
 104         xorl    %eax, %eax
 105 .L1:
 106         popq    %rbx
 107         popq    %rbp
 108         popq    %r12
 109         popq    %r13
 110         popq    %r14
 111         ret
 112 .L31:
 113         movswl  (%rsi), %eax
 114         movl    __elision_aconf(%rip), %r9d
 115         cmpl    %r9d, %eax
 116         je      .L4
 117         jmp     .L27
 118         .size   __lll_clocklock_elision, .-__lll_clocklock_elision