nptl/pthread_mutex_unlock.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         .type   __pthread_mutex_unlock_full, @function
   9 __pthread_mutex_unlock_full:
  10         movl    16(%rdi), %eax
  11         andl    $127, %eax
  12         subl    $16, %eax
  13         cmpl    $51, %eax
  14         ja      .L43
  15         leaq    .L4(%rip), %rdx
  16         movslq  (%rdx,%rax,4), %rax
  17         addq    %rdx, %rax
  18         jmp     *%rax
  19         .section        .rodata
  20         .align 4
  21         .align 4
  22 .L4:
  23         .long   .L3-.L4
  24         .long   .L5-.L4
  25         .long   .L3-.L4
  26         .long   .L3-.L4
  27         .long   .L43-.L4
  28         .long   .L43-.L4
  29         .long   .L43-.L4
  30         .long   .L43-.L4
  31         .long   .L43-.L4
  32         .long   .L43-.L4
  33         .long   .L43-.L4
  34         .long   .L43-.L4
  35         .long   .L43-.L4
  36         .long   .L43-.L4
  37         .long   .L43-.L4
  38         .long   .L43-.L4
  39         .long   .L6-.L4
  40         .long   .L7-.L4
  41         .long   .L6-.L4
  42         .long   .L6-.L4
  43         .long   .L43-.L4
  44         .long   .L43-.L4
  45         .long   .L43-.L4
  46         .long   .L43-.L4
  47         .long   .L43-.L4
  48         .long   .L43-.L4
  49         .long   .L43-.L4
  50         .long   .L43-.L4
  51         .long   .L43-.L4
  52         .long   .L43-.L4
  53         .long   .L43-.L4
  54         .long   .L43-.L4
  55         .long   .L6-.L4
  56         .long   .L8-.L4
  57         .long   .L6-.L4
  58         .long   .L6-.L4
  59         .long   .L43-.L4
  60         .long   .L43-.L4
  61         .long   .L43-.L4
  62         .long   .L43-.L4
  63         .long   .L43-.L4
  64         .long   .L43-.L4
  65         .long   .L43-.L4
  66         .long   .L43-.L4
  67         .long   .L43-.L4
  68         .long   .L43-.L4
  69         .long   .L43-.L4
  70         .long   .L43-.L4
  71         .long   .L9-.L4
  72         .long   .L10-.L4
  73         .long   .L11-.L4
  74         .long   .L9-.L4
  75         .text
  76         .p2align 4,,10
  77         .p2align 3
  78 .L10:
  79 #APP
  80 # 298 "pthread_mutex_unlock.c" 1
  81         movl %fs:720,%edx
  82 # 0 "" 2
  83 #NO_APP
  84         cmpl    %edx, 8(%rdi)
  85         movl    $1, %eax
  86         jne     .L1
  87         subl    $1, 4(%rdi)
  88         jne     .L78
  89         .p2align 4,,10
  90         .p2align 3
  91 .L9:
  92         testl   %esi, %esi
  93         movl    $0, 8(%rdi)
  94         je      .L39
  95         subl    $1, 12(%rdi)
  96 .L39:
  97         movl    (%rdi), %eax
  98 .L40:
  99         movl    %eax, %r8d
 100         andl    $-524288, %r8d
 101         lock cmpxchgl   %r8d, (%rdi)
 102         jne     .L40
 103         andl    $524287, %eax
 104         cmpl    $1, %eax
 105         jbe     .L42
 106         movl    16(%rdi), %esi
 107         xorl    %r10d, %r10d
 108         movl    $1, %edx
 109         movl    $202, %eax
 110         andl    $128, %esi
 111         xorb    $-127, %sil
 112 #APP
 113 # 209 "../sysdeps/nptl/futex-internal.h" 1
 114         syscall
 115
 116 # 0 "" 2
 117 #NO_APP
 118         cmpq    $-4096, %rax
 119         ja      .L82
 120 .L42:
 121         movl    %r8d, %edi
 122         movl    $-1, %esi
 123         sarl    $19, %edi
 124         jmp     __pthread_tpp_change_priority@PLT
 125         .p2align 4,,10
 126         .p2align 3
 127 .L5:
 128 #APP
 129 # 108 "pthread_mutex_unlock.c" 1
 130         movl %fs:720,%ecx
 131 # 0 "" 2
 132 #NO_APP
 133         movl    (%rdi), %eax
 134         movl    8(%rdi), %edx
 135         andl    $1073741823, %eax
 136         cmpl    %ecx, %eax
 137         je      .L83
 138 .L12:
 139 #APP
 140 # 119 "pthread_mutex_unlock.c" 1
 141         movl %fs:720,%ecx
 142 # 0 "" 2
 143 #NO_APP
 144         cmpl    %edx, %ecx
 145         movl    $1, %eax
 146         je      .L84
 147 .L1:
 148         rep ret
 149         .p2align 4,,10
 150         .p2align 3
 151 .L11:
 152 #APP
 153 # 308 "pthread_mutex_unlock.c" 1
 154         movl %fs:720,%edx
 155 # 0 "" 2
 156 #NO_APP
 157         cmpl    %edx, 8(%rdi)
 158         movl    $1, %eax
 159         jne     .L1
 160         testl   $524287, (%rdi)
 161         jne     .L9
 162         rep ret
 163         .p2align 4,,10
 164         .p2align 3
 165 .L3:
 166         movl    (%rdi), %eax
 167 #APP
 168 # 132 "pthread_mutex_unlock.c" 1
 169         movl %fs:720,%edx
 170 # 0 "" 2
 171 #NO_APP
 172         movl    %eax, %ecx
 173         andl    $1073741823, %ecx
 174         cmpl    %edx, %ecx
 175         jne     .L48
 176         testl   %eax, %eax
 177         jne     .L85
 178 .L48:
 179         movl    $1, %eax
 180         ret
 181         .p2align 4,,10
 182         .p2align 3
 183 .L7:
 184 #APP
 185 # 184 "pthread_mutex_unlock.c" 1
 186         movl %fs:720,%edx
 187 # 0 "" 2
 188 #NO_APP
 189         cmpl    %edx, 8(%rdi)
 190         movl    $1, %eax
 191         jne     .L1
 192         movl    4(%rdi), %eax
 193         subl    $1, %eax
 194         testl   %eax, %eax
 195         movl    %eax, 4(%rdi)
 196         jne     .L78
 197 .L21:
 198         testl   %esi, %esi
 199         movl    %eax, 8(%rdi)
 200         je      .L27
 201         subl    $1, 12(%rdi)
 202 .L27:
 203         movl    16(%rdi), %eax
 204         movl    $128, %esi
 205         testb   $16, %al
 206         je      .L86
 207 .L28:
 208         movl    (%rdi), %edx
 209         testl   %edx, %edx
 210         js      .L32
 211 #APP
 212 # 279 "pthread_mutex_unlock.c" 1
 213         movl %fs:720,%eax
 214 # 0 "" 2
 215 #NO_APP
 216         cmpl    %edx, %eax
 217         jne     .L32
 218         xorl    %edx, %edx
 219         lock cmpxchgl   %edx, (%rdi)
 220         jne     .L33
 221 .L79:
 222 #APP
 223 # 175 "pthread_mutex_unlock.c" 1
 224         movq $0,%fs:752
 225 # 0 "" 2
 226 #NO_APP
 227 .L78:
 228         xorl    %eax, %eax
 229         ret
 230         .p2align 4,,10
 231         .p2align 3
 232 .L6:
 233         movl    (%rdi), %eax
 234 #APP
 235 # 222 "pthread_mutex_unlock.c" 1
 236         movl %fs:720,%edx
 237 # 0 "" 2
 238 #NO_APP
 239         movl    %eax, %ecx
 240         andl    $1073741823, %ecx
 241         cmpl    %edx, %ecx
 242         jne     .L48
 243         testl   %eax, %eax
 244         je      .L48
 245         movl    16(%rdi), %eax
 246         andl    $16, %eax
 247         je      .L26
 248         xorl    %eax, %eax
 249         cmpl    $2147483647, 8(%rdi)
 250         je      .L24
 251 .L26:
 252         movl    16(%rdi), %edx
 253         andl    $16, %edx
 254         je      .L21
 255         jmp     .L25
 256         .p2align 4,,10
 257         .p2align 3
 258 .L8:
 259 #APP
 260 # 195 "pthread_mutex_unlock.c" 1
 261         movl %fs:720,%ecx
 262 # 0 "" 2
 263 #NO_APP
 264         movl    (%rdi), %eax
 265         movl    8(%rdi), %edx
 266         andl    $1073741823, %eax
 267         cmpl    %ecx, %eax
 268         je      .L87
 269 .L22:
 270 #APP
 271 # 206 "pthread_mutex_unlock.c" 1
 272         movl %fs:720,%ecx
 273 # 0 "" 2
 274 #NO_APP
 275         cmpl    %edx, %ecx
 276         movl    $1, %eax
 277         jne     .L1
 278         movl    4(%rdi), %eax
 279         subl    $1, %eax
 280         testl   %eax, %eax
 281         movl    %eax, 4(%rdi)
 282         jne     .L78
 283 .L25:
 284         leaq    32(%rdi), %rdx
 285         orq     $1, %rdx
 286 #APP
 287 # 246 "pthread_mutex_unlock.c" 1
 288         movq %rdx,%fs:752
 289 # 0 "" 2
 290 #NO_APP
 291         movq    32(%rdi), %rcx
 292         movq    24(%rdi), %r8
 293         movq    %rcx, %rdx
 294         andq    $-2, %rdx
 295         movq    %r8, -8(%rdx)
 296         movq    24(%rdi), %rdx
 297         andq    $-2, %rdx
 298         movq    %rcx, (%rdx)
 299         movq    $0, 24(%rdi)
 300         movq    $0, 32(%rdi)
 301         jmp     .L21
 302         .p2align 4,,10
 303         .p2align 3
 304 .L43:
 305         movl    $22, %eax
 306         ret
 307         .p2align 4,,10
 308         .p2align 3
 309 .L84:
 310         subl    $1, 4(%rdi)
 311         jne     .L78
 312 .L16:
 313         xorl    %r8d, %r8d
 314 .L15:
 315         leaq    32(%rdi), %rax
 316 #APP
 317 # 146 "pthread_mutex_unlock.c" 1
 318         movq %rax,%fs:752
 319 # 0 "" 2
 320 #NO_APP
 321         movq    32(%rdi), %rdx
 322         movq    24(%rdi), %rcx
 323         movq    %rdx, %rax
 324         andq    $-2, %rax
 325         movq    %rcx, -8(%rax)
 326         movq    24(%rdi), %rax
 327         andq    $-2, %rax
 328         movq    %rdx, (%rax)
 329         testl   %esi, %esi
 330         movq    $0, 24(%rdi)
 331         movq    $0, 32(%rdi)
 332         movl    %r8d, 8(%rdi)
 333         je      .L17
 334         subl    $1, 12(%rdi)
 335 .L17:
 336         xorl    %eax, %eax
 337 #APP
 338 # 163 "pthread_mutex_unlock.c" 1
 339         xchgl %eax, (%rdi)
 340 # 0 "" 2
 341 #NO_APP
 342         testl   %eax, %eax
 343         js      .L88
 344 .L20:
 345         jmp     .L79
 346         .p2align 4,,10
 347         .p2align 3
 348 .L85:
 349         cmpl    $2147483647, 8(%rdi)
 350         jne     .L16
 351 .L13:
 352         movl    $2147483646, %r8d
 353         jmp     .L15
 354 .L88:
 355         xorl    %r10d, %r10d
 356         movl    $1, %edx
 357         movl    $1, %esi
 358         movl    $202, %eax
 359 #APP
 360 # 209 "../sysdeps/nptl/futex-internal.h" 1
 361         syscall
 362
 363 # 0 "" 2
 364 #NO_APP
 365         cmpq    $-4096, %rax
 366         jbe     .L20
 367         cmpl    $-22, %eax
 368         je      .L20
 369         cmpl    $-14, %eax
 370         je      .L20
 371 .L19:
 372         leaq    .LC0(%rip), %rdi
 373         subq    $8, %rsp
 374         call    __libc_fatal@PLT
 375         .p2align 4,,10
 376         .p2align 3
 377 .L83:
 378         cmpl    $2147483647, %edx
 379         jne     .L12
 380         subl    $1, 4(%rdi)
 381         je      .L13
 382 .L23:
 383         movl    $131, %eax
 384         ret
 385         .p2align 4,,10
 386         .p2align 3
 387 .L87:
 388         cmpl    $2147483647, %edx
 389         jne     .L22
 390         subl    $1, 4(%rdi)
 391         jne     .L23
 392 .L24:
 393         movl    $2147483646, %eax
 394         jmp     .L26
 395         .p2align 4,,10
 396         .p2align 3
 397 .L82:
 398         cmpl    $-22, %eax
 399         je      .L42
 400         cmpl    $-14, %eax
 401         je      .L42
 402         jmp     .L19
 403         .p2align 4,,10
 404         .p2align 3
 405 .L86:
 406         movl    16(%rdi), %esi
 407         andl    $128, %esi
 408         jmp     .L28
 409 .L32:
 410         xorb    $-121, %sil
 411         xorl    %r10d, %r10d
 412         xorl    %edx, %edx
 413         movl    $202, %eax
 414 #APP
 415 # 307 "../sysdeps/nptl/futex-internal.h" 1
 416         syscall
 417
 418 # 0 "" 2
 419 #NO_APP
 420         cmpq    $-4096, %rax
 421         jbe     .L79
 422         cmpl    $-11, %eax
 423         je      .L79
 424         jg      .L36
 425         cmpl    $-38, %eax
 426         je      .L79
 427         cmpl    $-35, %eax
 428         je      .L79
 429         cmpl    $-110, %eax
 430         jne     .L19
 431         jmp     .L79
 432 .L36:
 433         cmpl    $-4, %eax
 434         jl      .L19
 435         cmpl    $-3, %eax
 436         jle     .L79
 437         addl    $1, %eax
 438         je      .L79
 439         jmp     .L19
 440 .L33:
 441         testl   %eax, %eax
 442         js      .L32
 443 #APP
 444 # 279 "pthread_mutex_unlock.c" 1
 445         movl %fs:720,%ecx
 446 # 0 "" 2
 447 #NO_APP
 448         cmpl    %ecx, %eax
 449         jne     .L32
 450         lock cmpxchgl   %edx, (%rdi)
 451         je      .L79
 452         jmp     .L33
 453         .size   __pthread_mutex_unlock_full, .-__pthread_mutex_unlock_full
 454         .section        .rodata.str1.1,"aMS",@progbits,1
 455 .LC1:
 456         .string "pthread_mutex_unlock.c"
 457         .section        .rodata.str1.8
 458         .align 8
 459 .LC2:
 460         .string "type == PTHREAD_MUTEX_ERRORCHECK_NP"
 461         .text
 462         .p2align 4,,15
 463         .globl  __pthread_mutex_unlock_usercnt
 464         .type   __pthread_mutex_unlock_usercnt, @function
 465 __pthread_mutex_unlock_usercnt:
 466         movl    16(%rdi), %eax
 467         movl    %eax, %edx
 468         andl    $383, %edx
 469         andl    $124, %eax
 470         jne     .L111
 471         testl   %edx, %edx
 472         movl    %eax, %r8d
 473         jne     .L91
 474 .L99:
 475         testl   %esi, %esi
 476         movl    $0, 8(%rdi)
 477         jne     .L112
 478 .L92:
 479         movl    16(%rdi), %esi
 480         xorl    %eax, %eax
 481 #APP
 482 # 58 "pthread_mutex_unlock.c" 1
 483         xchgl %eax, (%rdi)
 484 # 0 "" 2
 485 #NO_APP
 486         cmpl    $1, %eax
 487         jg      .L113
 488 .L89:
 489         movl    %r8d, %eax
 490         ret
 491         .p2align 4,,10
 492         .p2align 3
 493 .L112:
 494         subl    $1, 12(%rdi)
 495         jmp     .L92
 496         .p2align 4,,10
 497         .p2align 3
 498 .L111:
 499         jmp     __pthread_mutex_unlock_full
 500         .p2align 4,,10
 501         .p2align 3
 502 .L91:
 503         cmpl    $256, %edx
 504         jne     .L95
 505         movl    16(%rdi), %esi
 506         andl    $128, %esi
 507         jmp     __lll_unlock_elision@PLT
 508         .p2align 4,,10
 509         .p2align 3
 510 .L113:
 511         andl    $128, %esi
 512         xorl    %r10d, %r10d
 513         movl    $1, %edx
 514         xorb    $-127, %sil
 515         movl    $202, %eax
 516 #APP
 517 # 58 "pthread_mutex_unlock.c" 1
 518         syscall
 519
 520 # 0 "" 2
 521 #NO_APP
 522         jmp     .L89
 523 .L95:
 524         movl    16(%rdi), %eax
 525         andl    $127, %eax
 526         cmpl    $1, %eax
 527         jne     .L96
 528 #APP
 529 # 74 "pthread_mutex_unlock.c" 1
 530         movl %fs:720,%eax
 531 # 0 "" 2
 532 #NO_APP
 533         cmpl    %eax, 8(%rdi)
 534         je      .L97
 535 .L101:
 536         movl    $1, %r8d
 537         jmp     .L89
 538 .L97:
 539         subl    $1, 4(%rdi)
 540         je      .L99
 541         jmp     .L89
 542 .L96:
 543         movl    16(%rdi), %eax
 544         andl    $127, %eax
 545         cmpl    $3, %eax
 546         je      .L99
 547         cmpl    $2, %edx
 548         jne     .L114
 549 #APP
 550 # 89 "pthread_mutex_unlock.c" 1
 551         movl %fs:720,%eax
 552 # 0 "" 2
 553 #NO_APP
 554         cmpl    %eax, 8(%rdi)
 555         jne     .L101
 556         cmpl    $0, (%rdi)
 557         je      .L101
 558         jmp     .L99
 559 .L114:
 560         leaq    __PRETTY_FUNCTION__.8779(%rip), %rcx
 561         leaq    .LC1(%rip), %rsi
 562         leaq    .LC2(%rip), %rdi
 563         subq    $8, %rsp
 564         movl    $88, %edx
 565         call    __assert_fail@PLT
 566         .size   __pthread_mutex_unlock_usercnt, .-__pthread_mutex_unlock_usercnt
 567         .p2align 4,,15
 568         .globl  __pthread_mutex_unlock
 569         .type   __pthread_mutex_unlock, @function
 570 __pthread_mutex_unlock:
 571         movl    $1, %esi
 572         jmp     __pthread_mutex_unlock_usercnt
 573         .size   __pthread_mutex_unlock, .-__pthread_mutex_unlock
 574         .weak   pthread_mutex_unlock
 575         .set    pthread_mutex_unlock,__pthread_mutex_unlock
 576         .section        .rodata.str1.16,"aMS",@progbits,1
 577         .align 16
 578         .type   __PRETTY_FUNCTION__.8779, @object
 579         .size   __PRETTY_FUNCTION__.8779, 31
 580 __PRETTY_FUNCTION__.8779:
 581         .string "__pthread_mutex_unlock_usercnt"