nptl/pthread_rwlock_timedrdlock.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  __pthread_rwlock_timedrdlock
   9         .type   __pthread_rwlock_timedrdlock, @function
  10 __pthread_rwlock_timedrdlock:
  11         testq   %rsi, %rsi
  12         je      .L2
  13         cmpq    $999999999, 8(%rsi)
  14         ja      .L30
  15 .L2:
  16         movl    24(%rdi), %edx
  17 #APP
  18 # 298 "pthread_rwlock_common.c" 1
  19         movl %fs:720,%eax
  20 # 0 "" 2
  21 #NO_APP
  22         cmpl    %eax, %edx
  23         je      .L31
  24         pushq   %r13
  25         pushq   %r12
  26         pushq   %rbp
  27         pushq   %rbx
  28         movq    %rsi, %rbp
  29         movq    %rdi, %rbx
  30         subq    $8, %rsp
  31         cmpl    $2, 48(%rdi)
  32         je      .L4
  33 .L11:
  34         movl    $8, %eax
  35         lock xaddl      %eax, (%rbx)
  36         addl    $8, %eax
  37 .L5:
  38         testl   %eax, %eax
  39         js      .L13
  40         testb   $1, %al
  41         jne     .L14
  42 .L34:
  43         xorl    %edx, %edx
  44 .L1:
  45         addq    $8, %rsp
  46         movl    %edx, %eax
  47         popq    %rbx
  48         popq    %rbp
  49         popq    %r12
  50         popq    %r13
  51         ret
  52         .p2align 4,,10
  53         .p2align 3
  54 .L4:
  55         movl    (%rdi), %esi
  56         movl    $128, %r12d
  57 .L8:
  58         movl    %esi, %eax
  59         andl    $3, %eax
  60         cmpl    $2, %eax
  61         jne     .L11
  62         movl    %esi, %eax
  63         shrl    $3, %eax
  64         testl   %eax, %eax
  65         je      .L11
  66         movl    %esi, %edx
  67         movl    %esi, %eax
  68         orl     $4, %edx
  69         lock cmpxchgl   %edx, (%rbx)
  70         movl    %eax, %esi
  71         je      .L7
  72         jmp     .L8
  73         .p2align 4,,10
  74         .p2align 3
  75 .L61:
  76         cmpl    $75, %eax
  77         je      .L1
  78 .L7:
  79         movl    (%rbx), %esi
  80         testb   $4, %sil
  81         je      .L8
  82         movl    28(%rbx), %r8d
  83         movq    %rbp, %rcx
  84         movq    %rbx, %rdi
  85         testl   %r8d, %r8d
  86         cmovne  %r12d, %r8d
  87         xorl    %edx, %edx
  88         call    __futex_abstimed_wait64@PLT
  89         cmpl    $110, %eax
  90         movl    %eax, %edx
  91         jne     .L61
  92         addq    $8, %rsp
  93         movl    %edx, %eax
  94         popq    %rbx
  95         popq    %rbp
  96         popq    %r12
  97         popq    %r13
  98         ret
  99         .p2align 4,,10
 100         .p2align 3
 101 .L14:
 102         movl    %eax, %edx
 103         andl    $3, %edx
 104         cmpl    $1, %edx
 105         jne     .L62
 106         movl    %eax, %edx
 107         xorl    $1, %edx
 108         lock cmpxchgl   %edx, (%rbx)
 109         jne     .L14
 110         leaq    8(%rbx), %rdi
 111         xorl    %eax, %eax
 112         xchgl   (%rdi), %eax
 113         testb   $2, %al
 114         je      .L34
 115         cmpl    $1, 28(%rbx)
 116         movl    $2147483647, %edx
 117         movl    $202, %eax
 118         sbbl    %esi, %esi
 119         xorl    %r10d, %r10d
 120         andl    $128, %esi
 121         addl    $1, %esi
 122 #APP
 123 # 209 "../sysdeps/nptl/futex-internal.h" 1
 124         syscall
 125
 126 # 0 "" 2
 127 #NO_APP
 128         cmpq    $-4096, %rax
 129         jbe     .L34
 130         cmpl    $-22, %eax
 131         je      .L34
 132         cmpl    $-14, %eax
 133         je      .L34
 134         leaq    .LC0(%rip), %rdi
 135         call    __libc_fatal@PLT
 136         .p2align 4,,10
 137         .p2align 3
 138 .L31:
 139         movl    $35, %edx
 140 .L56:
 141         movl    %edx, %eax
 142         ret
 143         .p2align 4,,10
 144         .p2align 3
 145 .L30:
 146         movl    $22, %edx
 147         jmp     .L56
 148         .p2align 4,,10
 149         .p2align 3
 150 .L13:
 151         leal    -8(%rax), %edx
 152         lock cmpxchgl   %edx, (%rbx)
 153         jne     .L5
 154         movl    $11, %edx
 155         jmp     .L1
 156 .L62:
 157         leaq    8(%rbx), %r12
 158         xorl    %r13d, %r13d
 159 .L19:
 160         movl    (%r12), %eax
 161         movl    %eax, %edx
 162         orl     $2, %edx
 163         cmpl    $3, %edx
 164         je      .L28
 165         testb   %r13b, %r13b
 166         jne     .L34
 167         movl    (%rbx), %eax
 168         testb   $1, %al
 169         jne     .L19
 170         movl    (%r12), %eax
 171         movl    %eax, %edx
 172         orl     $2, %edx
 173         cmpl    $3, %edx
 174         jne     .L34
 175         movl    $1, %r13d
 176 .L28:
 177         movl    28(%rbx), %r8d
 178         movl    $128, %edx
 179         testl   %r8d, %r8d
 180         cmovne  %edx, %r8d
 181         testb   $2, %al
 182         jne     .L24
 183         movl    $3, %edx
 184         lock cmpxchgl   %edx, (%r12)
 185         jne     .L19
 186 .L24:
 187         xorl    %edx, %edx
 188         movq    %rbp, %rcx
 189         movl    $3, %esi
 190         movq    %r12, %rdi
 191         call    __futex_abstimed_wait64@PLT
 192         cmpl    $110, %eax
 193         movl    %eax, %edx
 194         je      .L22
 195         cmpl    $75, %eax
 196         jne     .L19
 197 .L22:
 198         movl    (%rbx), %eax
 199 .L25:
 200         testb   $1, %al
 201         je      .L27
 202         leal    -8(%rax), %ecx
 203         lock cmpxchgl   %ecx, (%rbx)
 204         je      .L1
 205         jmp     .L25
 206         .p2align 4,,10
 207         .p2align 3
 208 .L27:
 209         movl    (%r12), %eax
 210         orl     $2, %eax
 211         cmpl    $3, %eax
 212         je      .L27
 213         jmp     .L34
 214         .size   __pthread_rwlock_timedrdlock, .-__pthread_rwlock_timedrdlock
 215         .weak   pthread_rwlock_timedrdlock
 216         .set    pthread_rwlock_timedrdlock,__pthread_rwlock_timedrdlock