nptl/pthread_rwlock_timedwrlock.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_timedwrlock
   9         .type   __pthread_rwlock_timedwrlock, @function
  10 __pthread_rwlock_timedwrlock:
  11         testq   %rsi, %rsi
  12         je      .L2
  13         cmpq    $999999999, 8(%rsi)
  14         ja      .L48
  15 .L2:
  16         movl    24(%rdi), %edx
  17 #APP
  18 # 603 "pthread_rwlock_common.c" 1
  19         movl %fs:720,%eax
  20 # 0 "" 2
  21 #NO_APP
  22         cmpl    %eax, %edx
  23         je      .L49
  24         pushq   %r15
  25         pushq   %r14
  26         pushq   %r13
  27         pushq   %r12
  28         pushq   %rbp
  29         pushq   %rbx
  30         subq    $8, %rsp
  31         movl    (%rdi), %eax
  32 .L4:
  33         movl    %eax, %ecx
  34         movl    %eax, %edx
  35         orl     $2, %ecx
  36         lock cmpxchgl   %ecx, (%rdi)
  37         jne     .L4
  38         testb   $2, %dl
  39         movq    %rsi, %rbp
  40         movq    %rdi, %rbx
  41         leaq    12(%rdi), %r12
  42         movl    $1, %eax
  43         jne     .L117
  44 .L5:
  45         testb   $1, %dl
  46         movl    %eax, 12(%rbx)
  47         jne     .L23
  48 .L21:
  49         movl    %edx, %eax
  50         shrl    $3, %eax
  51         testl   %eax, %eax
  52         jne     .L26
  53         movl    %edx, %ecx
  54         movl    %edx, %eax
  55         orl     $1, %ecx
  56         lock cmpxchgl   %ecx, (%rbx)
  57         movl    %eax, %edx
  58         jne     .L22
  59         movl    $1, 8(%rbx)
  60 .L23:
  61 #APP
  62 # 947 "pthread_rwlock_common.c" 1
  63         movl %fs:720,%eax
  64 # 0 "" 2
  65 #NO_APP
  66         movl    %eax, 24(%rbx)
  67         xorl    %r8d, %r8d
  68 .L1:
  69         addq    $8, %rsp
  70         movl    %r8d, %eax
  71         popq    %rbx
  72         popq    %rbp
  73         popq    %r12
  74         popq    %r13
  75         popq    %r14
  76         popq    %r15
  77         ret
  78 .L22:
  79         testb   $1, %al
  80         je      .L21
  81         .p2align 4,,10
  82         .p2align 3
  83 .L26:
  84         leaq    8(%rbx), %r15
  85         xorl    %r13d, %r13d
  86         .p2align 4,,10
  87         .p2align 3
  88 .L24:
  89         movl    (%r15), %eax
  90         movl    %eax, %edx
  91         orl     $2, %edx
  92         cmpl    $2, %edx
  93         je      .L46
  94         testb   %r13b, %r13b
  95         jne     .L23
  96         movl    (%rbx), %eax
  97         testb   $1, %al
  98         je      .L24
  99         movl    (%r15), %eax
 100         movl    %eax, %edx
 101         orl     $2, %edx
 102         cmpl    $2, %edx
 103         jne     .L23
 104         movl    $1, %r13d
 105 .L46:
 106         movl    28(%rbx), %r14d
 107         movl    $128, %edx
 108         testl   %r14d, %r14d
 109         cmovne  %edx, %r14d
 110         testb   $2, %al
 111         jne     .L31
 112         movl    $2, %edx
 113         lock cmpxchgl   %edx, (%r15)
 114         jne     .L24
 115 .L31:
 116         movl    %r14d, %r8d
 117         xorl    %edx, %edx
 118         movq    %rbp, %rcx
 119         movl    $2, %esi
 120         movq    %r15, %rdi
 121         call    __futex_abstimed_wait64@PLT
 122         cmpl    $110, %eax
 123         movl    %eax, %r8d
 124         je      .L29
 125         cmpl    $75, %eax
 126         jne     .L24
 127 .L29:
 128         movl    48(%rbx), %eax
 129         testl   %eax, %eax
 130         je      .L33
 131         movl    4(%rbx), %eax
 132         leaq    4(%rbx), %rdx
 133         testl   %eax, %eax
 134         je      .L33
 135         xorl    %ecx, %ecx
 136         xchgl   (%r12), %ecx
 137 .L37:
 138         movl    %eax, %esi
 139         orl     $-2147483648, %esi
 140         lock cmpxchgl   %esi, (%rdx)
 141         jne     .L35
 142         andl    $2, %ecx
 143         je      .L1
 144         movl    %r14d, %esi
 145         xorl    %r10d, %r10d
 146         movl    $1, %edx
 147         xorb    $-127, %sil
 148         movq    %r12, %rdi
 149         movl    $202, %eax
 150 #APP
 151 # 209 "../sysdeps/nptl/futex-internal.h" 1
 152         syscall
 153
 154 # 0 "" 2
 155 #NO_APP
 156         cmpq    $-4096, %rax
 157         jbe     .L1
 158         cmpl    $-22, %eax
 159         je      .L1
 160         cmpl    $-14, %eax
 161         je      .L1
 162 .L36:
 163         leaq    .LC0(%rip), %rdi
 164         call    __libc_fatal@PLT
 165 .L35:
 166         testl   %eax, %eax
 167         jne     .L37
 168         movl    %ecx, 12(%rbx)
 169         .p2align 4,,10
 170         .p2align 3
 171 .L33:
 172         movl    (%rbx), %eax
 173         movl    %eax, %edx
 174         andl    $1, %edx
 175         jne     .L45
 176         xchgl   (%r12), %edx
 177 .L44:
 178         movl    %eax, %ecx
 179         xorl    $2, %ecx
 180         andl    $-5, %ecx
 181         lock cmpxchgl   %ecx, (%rbx)
 182         movl    %eax, %r8d
 183         jne     .L39
 184         andl    $2, %edx
 185         je      .L41
 186         movl    %r14d, %esi
 187         xorl    %r10d, %r10d
 188         movl    $1, %edx
 189         xorb    $-127, %sil
 190         movq    %r12, %rdi
 191         movl    $202, %eax
 192 #APP
 193 # 209 "../sysdeps/nptl/futex-internal.h" 1
 194         syscall
 195
 196 # 0 "" 2
 197 #NO_APP
 198         cmpq    $-4096, %rax
 199         ja      .L118
 200 .L41:
 201         andl    $4, %r8d
 202         je      .L53
 203         movl    %r14d, %esi
 204         xorl    %r10d, %r10d
 205         movl    $2147483647, %edx
 206         xorb    $-127, %sil
 207         movq    %rbx, %rdi
 208         movl    $202, %eax
 209 #APP
 210 # 209 "../sysdeps/nptl/futex-internal.h" 1
 211         syscall
 212
 213 # 0 "" 2
 214 #NO_APP
 215         cmpq    $-4096, %rax
 216         ja      .L119
 217 .L53:
 218         movl    $110, %r8d
 219         jmp     .L1
 220 .L39:
 221         testb   $1, %al
 222         je      .L44
 223         movl    %edx, 12(%rbx)
 224         .p2align 4,,10
 225         .p2align 3
 226 .L45:
 227         movl    (%r15), %eax
 228         orl     $2, %eax
 229         cmpl    $2, %eax
 230         jne     .L23
 231         movl    (%r15), %eax
 232         orl     $2, %eax
 233         cmpl    $2, %eax
 234         je      .L45
 235         jmp     .L23
 236         .p2align 4,,10
 237         .p2align 3
 238 .L49:
 239         movl    $35, %r8d
 240 .L112:
 241         movl    %r8d, %eax
 242         ret
 243         .p2align 4,,10
 244         .p2align 3
 245 .L48:
 246         movl    $22, %r8d
 247         jmp     .L112
 248         .p2align 4,,10
 249         .p2align 3
 250 .L117:
 251         movl    48(%rdi), %r13d
 252         testl   %r13d, %r13d
 253         jne     .L120
 254 .L6:
 255         xorl    %ecx, %ecx
 256         movl    $128, %r14d
 257 .L7:
 258         testb   $2, %dl
 259         jne     .L8
 260         movl    %edx, %esi
 261         movl    %edx, %eax
 262         orl     $2, %esi
 263         lock cmpxchgl   %esi, (%rbx)
 264         movl    %eax, %edx
 265         jne     .L7
 266         testl   %r13d, %r13d
 267         jne     .L121
 268 .L10:
 269         orl     $2, %edx
 270         cmpb    $1, %cl
 271         sbbl    %eax, %eax
 272         andl    $-2, %eax
 273         addl    $3, %eax
 274         jmp     .L5
 275         .p2align 4,,10
 276         .p2align 3
 277 .L8:
 278         testl   %r13d, %r13d
 279         jne     .L122
 280 .L11:
 281         movl    28(%rbx), %r8d
 282         movl    (%r12), %eax
 283         testl   %r8d, %r8d
 284         movl    %eax, %edx
 285         cmovne  %r14d, %r8d
 286         andl    $-3, %edx
 287         cmpl    $1, %edx
 288         jne     .L15
 289         cmpl    $3, %eax
 290         je      .L14
 291         movl    $3, %edx
 292         lock cmpxchgl   %edx, (%r12)
 293         jne     .L15
 294 .L14:
 295         xorl    %edx, %edx
 296         movq    %rbp, %rcx
 297         movl    $3, %esi
 298         movq    %r12, %rdi
 299         call    __futex_abstimed_wait64@PLT
 300         cmpl    $110, %eax
 301         movl    %eax, %r8d
 302         je      .L55
 303         cmpl    $75, %eax
 304         je      .L55
 305         movl    (%rbx), %edx
 306         movl    $1, %ecx
 307         jmp     .L7
 308         .p2align 4,,10
 309         .p2align 3
 310 .L122:
 311         movl    4(%rbx), %eax
 312         leaq    4(%rbx), %rsi
 313         testl   %eax, %eax
 314         jns     .L11
 315         leal    2147483647(%rax), %edi
 316         lock cmpxchgl   %edi, (%rsi)
 317         jne     .L7
 318         movl    (%rbx), %edx
 319         jmp     .L10
 320         .p2align 4,,10
 321         .p2align 3
 322 .L121:
 323         lock subl       $1, 4(%rbx)
 324         jmp     .L10
 325         .p2align 4,,10
 326         .p2align 3
 327 .L15:
 328         movl    (%rbx), %edx
 329         jmp     .L7
 330         .p2align 4,,10
 331         .p2align 3
 332 .L120:
 333         lock addl       $1, 4(%rdi)
 334         jmp     .L6
 335 .L119:
 336         cmpl    $-22, %eax
 337         je      .L53
 338         cmpl    $-14, %eax
 339         je      .L53
 340         jmp     .L36
 341         .p2align 4,,10
 342         .p2align 3
 343 .L118:
 344         cmpl    $-22, %eax
 345         je      .L41
 346         cmpl    $-14, %eax
 347         je      .L41
 348         jmp     .L36
 349         .p2align 4,,10
 350         .p2align 3
 351 .L55:
 352         testl   %r13d, %r13d
 353         je      .L1
 354         movl    4(%rbx), %eax
 355         leaq    4(%rbx), %rdx
 356 .L19:
 357         cmpl    $-2147483647, %eax
 358         je      .L51
 359         leal    -1(%rax), %ecx
 360 .L18:
 361         lock cmpxchgl   %ecx, (%rdx)
 362         jne     .L19
 363         cmpl    $-2147483647, %eax
 364         jne     .L1
 365         movl    (%rbx), %edx
 366         movl    $3, %eax
 367         orl     $2, %edx
 368         jmp     .L5
 369 .L51:
 370         xorl    %ecx, %ecx
 371         jmp     .L18
 372         .size   __pthread_rwlock_timedwrlock, .-__pthread_rwlock_timedwrlock
 373         .weak   pthread_rwlock_timedwrlock
 374         .set    pthread_rwlock_timedwrlock,__pthread_rwlock_timedwrlock