posix/spawni.s

   1         .text
   2         .p2align 4,,15
   3         .type   __spawnix, @function
   4 __spawnix:
   5 .LFB69:
   6         pushq   %r15
   7         pushq   %r14
   8         movq    %rcx, %r14
   9         pushq   %r13
  10         pushq   %r12
  11         movq    %r8, %r13
  12         pushq   %rbp
  13         pushq   %rbx
  14         movq    %rdi, %r12
  15         xorl    %ebx, %ebx
  16         subq    $584, %rsp
  17         movq    %rsi, 8(%rsp)
  18         movq    %rdx, 16(%rsp)
  19         movq    %r9, 24(%rsp)
  20         jmp     .L2
  21         .p2align 4,,10
  22         .p2align 3
  23 .L4:
  24         cmpq    $2147483646, %rbx
  25         je      .L26
  26 .L2:
  27         addq    $1, %rbx
  28         cmpq    $0, -8(%r13,%rbx,8)
  29         jne     .L4
  30         movq    _dl_pagesize(%rip), %rax
  31         xorl    %r9d, %r9d
  32         xorl    %edi, %edi
  33         movl    $-1, %r8d
  34         movl    $131106, %ecx
  35         leaq    33279(%rax,%rbx,8), %rbp
  36         negq    %rax
  37         andq    %rax, %rbp
  38         movl    _dl_stack_flags(%rip), %eax
  39         movq    %rbp, %rsi
  40         leal    0(,%rax,4), %edx
  41         andl    $4, %edx
  42         orl     $3, %edx
  43         call    __mmap
  44         cmpq    $-1, %rax
  45         movq    %rax, %r15
  46         je      .L27
  47         cmpq    $0, __pthread_setcancelstate@GOTPCREL(%rip)
  48         je      .L6
  49         leaq    44(%rsp), %rsi
  50         movl    $1, %edi
  51         call    __pthread_setcancelstate@PLT
  52 .L6:
  53         movq    8(%rsp), %rax
  54         testq   %r14, %r14
  55         movl    $0, 236(%rsp)
  56         movq    %rax, 176(%rsp)
  57         movq    648(%rsp), %rax
  58         movq    %rax, 184(%rsp)
  59         movq    16(%rsp), %rax
  60         movq    %rax, 192(%rsp)
  61         je      .L28
  62 .L7:
  63         movq    24(%rsp), %rax
  64         movq    %rbx, 216(%rsp)
  65         leaq    48(%rsp), %rbx
  66         movq    %r14, 200(%rsp)
  67         movq    %r13, 208(%rsp)
  68         movl    $8, %r10d
  69         movq    %rbx, %rdx
  70         leaq    sigall_set(%rip), %rsi
  71         xorl    %edi, %edi
  72         movq    %rax, 224(%rsp)
  73         movl    640(%rsp), %eax
  74         movl    %eax, 232(%rsp)
  75         movl    $14, %eax
  76 #APP
  77 # 71 "../sysdeps/unix/sysv/linux/internal-signals.h" 1
  78         syscall
  79
  80 # 0 "" 2
  81 #NO_APP
  82         leaq    __spawni_child(%rip), %rdi
  83         leaq    (%r15,%rbp), %rsi
  84         xorl    %eax, %eax
  85         movq    %rbx, %rcx
  86         movl    $16657, %edx
  87         call    __clone
  88         testl   %eax, %eax
  89         movl    %eax, %r14d
  90         jle     .L8
  91         movl    236(%rsp), %r13d
  92         testl   %r13d, %r13d
  93         jg      .L29
  94         movq    %rbp, %rsi
  95         movq    %r15, %rdi
  96         call    __munmap
  97         testl   %r13d, %r13d
  98         jne     .L10
  99 .L30:
 100         testq   %r12, %r12
 101         je      .L10
 102         movl    %r14d, (%r12)
 103 .L10:
 104         movl    $8, %r10d
 105         xorl    %edx, %edx
 106         movq    %rbx, %rsi
 107         movl    $2, %edi
 108         movl    $14, %eax
 109 #APP
 110 # 105 "../sysdeps/unix/sysv/linux/internal-signals.h" 1
 111         syscall
 112
 113 # 0 "" 2
 114 #NO_APP
 115         cmpq    $0, __pthread_setcancelstate@GOTPCREL(%rip)
 116         je      .L1
 117         movl    44(%rsp), %edi
 118         xorl    %esi, %esi
 119         call    __pthread_setcancelstate@PLT
 120 .L1:
 121         addq    $584, %rsp
 122         movl    %r13d, %eax
 123         popq    %rbx
 124         popq    %rbp
 125         popq    %r12
 126         popq    %r13
 127         popq    %r14
 128         popq    %r15
 129         ret
 130         .p2align 4,,10
 131         .p2align 3
 132 .L29:
 133         xorl    %esi, %esi
 134         xorl    %edx, %edx
 135         movl    %eax, %edi
 136         call    __waitpid
 137         movq    %rbp, %rsi
 138         movq    %r15, %rdi
 139         call    __munmap
 140         jmp     .L10
 141         .p2align 4,,10
 142         .p2align 3
 143 .L8:
 144         movl    %eax, %r13d
 145         movq    %rbp, %rsi
 146         movq    %r15, %rdi
 147         negl    %r13d
 148         call    __munmap
 149         testl   %r13d, %r13d
 150         je      .L30
 151         jmp     .L10
 152         .p2align 4,,10
 153         .p2align 3
 154 .L28:
 155         leaq    240(%rsp), %rdi
 156         movq    %r14, %rax
 157         movl    $42, %ecx
 158         leaq    240(%rsp), %r14
 159         rep stosq
 160         jmp     .L7
 161 .L26:
 162         movq    __libc_errno@gottpoff(%rip), %rax
 163         movl    $7, %r13d
 164         movl    $7, %fs:(%rax)
 165         jmp     .L1
 166 .L27:
 167         movq    __libc_errno@gottpoff(%rip), %rax
 168         movl    %fs:(%rax), %r13d
 169         jmp     .L1
 170 .LFE69:
 171         .size   __spawnix, .-__spawnix
 172         .p2align 4,,15
 173         .type   __spawni_child, @function
 174 __spawni_child:
 175 .LFB68:
 176         pushq   %r15
 177         pushq   %r14
 178         xorl    %eax, %eax
 179         pushq   %r13
 180         pushq   %r12
 181         movq    %rdi, %r15
 182         pushq   %rbp
 183         pushq   %rbx
 184         movl    $19, %ecx
 185         xorl    %esi, %esi
 186         movl    $1, %ebx
 187         movl    $1, %r13d
 188         subq    $328, %rsp
 189         movq    152(%rdi), %rbp
 190         movq    144(%rdi), %r14
 191         leaq    160(%rsp), %r12
 192         leaq    32(%rsp), %rdx
 193         movq    %r12, %rdi
 194         rep stosq
 195         xorl    %edi, %edi
 196         call    __sigprocmask
 197         movzwl  0(%rbp), %edx
 198         jmp     .L37
 199         .p2align 4,,10
 200         .p2align 3
 201 .L119:
 202         testq   %rax, 8(%rbp)
 203         je      .L32
 204 .L36:
 205         movq    $0, 160(%rsp)
 206 .L33:
 207         xorl    %edx, %edx
 208         movq    %r12, %rsi
 209         movl    %ebx, %edi
 210         call    __libc_sigaction
 211 .L114:
 212         movzwl  0(%rbp), %edx
 213 .L34:
 214         addl    $1, %ebx
 215         cmpl    $65, %ebx
 216         je      .L118
 217 .L37:
 218         leal    -1(%rbx), %ecx
 219         movq    %r13, %rax
 220         salq    %cl, %rax
 221         testb   $4, %dl
 222         jne     .L119
 223 .L32:
 224         testq   %rax, 32(%rsp)
 225         je      .L34
 226         leal    -32(%rbx), %eax
 227         cmpl    $1, %eax
 228         jbe     .L120
 229         xorl    %esi, %esi
 230         movq    %r12, %rdx
 231         movl    %ebx, %edi
 232         call    __libc_sigaction
 233         cmpq    $1, 160(%rsp)
 234         jne     .L36
 235         jmp     .L114
 236         .p2align 4,,10
 237         .p2align 3
 238 .L118:
 239         movl    %edx, %eax
 240         andl    $48, %eax
 241         cmpw    $16, %ax
 242         je      .L121
 243         testb   $32, %dl
 244         jne     .L122
 245 .L43:
 246         testb   $-128, %dl
 247         jne     .L123
 248 .L41:
 249         testb   $2, %dl
 250         jne     .L124
 251 .L45:
 252         andb    $1, %dl
 253         jne     .L125
 254 .L47:
 255         testq   %r14, %r14
 256         je      .L49
 257         cmpl    $0, 4(%r14)
 258         jle     .L49
 259         leaq    16(%rsp), %rax
 260         leaq    .L55(%rip), %rbx
 261         xorl    %r13d, %r13d
 262         movb    $0, 3(%rsp)
 263         movq    %rax, 8(%rsp)
 264         .p2align 4,,10
 265         .p2align 3
 266 .L63:
 267         movq    %r13, %rcx
 268         salq    $5, %rcx
 269         addq    8(%r14), %rcx
 270         cmpl    $4, (%rcx)
 271         movq    %rcx, %r12
 272         ja      .L53
 273         movl    (%rcx), %eax
 274         movslq  (%rbx,%rax,4), %rax
 275         addq    %rbx, %rax
 276         jmp     *%rax
 277         .section        .rodata
 278         .align 4
 279         .align 4
 280 .L55:
 281         .long   .L54-.L55
 282         .long   .L56-.L55
 283         .long   .L57-.L55
 284         .long   .L58-.L55
 285         .long   .L59-.L55
 286         .text
 287         .p2align 4,,10
 288         .p2align 3
 289 .L58:
 290         movq    8(%rcx), %rdi
 291         call    __chdir
 292         testl   %eax, %eax
 293         jne     .L116
 294         .p2align 4,,10
 295         .p2align 3
 296 .L53:
 297         leal    1(%r13), %eax
 298         addq    $1, %r13
 299         cmpl    %eax, 4(%r14)
 300         jg      .L63
 301 .L49:
 302         testb   $8, 0(%rbp)
 303         movq    %r15, %rsi
 304         jne     .L126
 305 .L65:
 306         xorl    %edx, %edx
 307         movl    $2, %edi
 308         call    __sigprocmask
 309         movq    176(%r15), %rdx
 310         movq    160(%r15), %rsi
 311         movq    128(%r15), %rdi
 312         call    *136(%r15)
 313 .L116:
 314         movq    __libc_errno@gottpoff(%rip), %rdx
 315 .L42:
 316         movl    %fs:(%rdx), %eax
 317         movl    $10, %edx
 318         movl    $127, %edi
 319         testl   %eax, %eax
 320         cmove   %edx, %eax
 321         movl    %eax, 188(%r15)
 322         call    _exit
 323         .p2align 4,,10
 324         .p2align 3
 325 .L57:
 326         movl    8(%rcx), %edi
 327         call    __close_nocancel
 328         movl    28(%r12), %edx
 329         movl    24(%r12), %esi
 330         xorl    %eax, %eax
 331         movq    16(%r12), %rdi
 332         call    __open_nocancel
 333         cmpl    $-1, %eax
 334         je      .L116
 335         movl    8(%r12), %esi
 336         cmpl    %eax, %esi
 337         je      .L53
 338         movl    %eax, %edi
 339         movl    %eax, 4(%rsp)
 340         call    __dup2
 341         cmpl    %eax, 8(%r12)
 342         movl    4(%rsp), %edx
 343         jne     .L116
 344         movl    %edx, %edi
 345         call    __close_nocancel
 346         testl   %eax, %eax
 347         je      .L53
 348         jmp     .L116
 349         .p2align 4,,10
 350         .p2align 3
 351 .L54:
 352         movl    8(%rcx), %edi
 353         call    __close_nocancel
 354         testl   %eax, %eax
 355         je      .L53
 356         cmpb    $0, 3(%rsp)
 357         je      .L127
 358 .L60:
 359         movslq  8(%r12), %rax
 360         testl   %eax, %eax
 361         js      .L116
 362         cmpq    16(%rsp), %rax
 363         jnb     .L116
 364         movb    $1, 3(%rsp)
 365         jmp     .L53
 366         .p2align 4,,10
 367         .p2align 3
 368 .L59:
 369         movl    8(%rcx), %edi
 370         call    __fchdir
 371         testl   %eax, %eax
 372         je      .L53
 373         jmp     .L116
 374         .p2align 4,,10
 375         .p2align 3
 376 .L56:
 377         movl    8(%rcx), %r9d
 378         movl    12(%rcx), %esi
 379         cmpl    %esi, %r9d
 380         je      .L128
 381         movl    %r9d, %edi
 382         call    __dup2
 383         cmpl    %eax, 12(%r12)
 384         je      .L53
 385         jmp     .L116
 386 .L125:
 387         call    __getuid
 388         orl     $-1, %edx
 389         movl    %eax, %esi
 390         movl    $117, %eax
 391         movl    %edx, %edi
 392 #APP
 393 # 189 "../sysdeps/unix/sysv/linux/spawni.c" 1
 394         syscall
 395
 396 # 0 "" 2
 397 #NO_APP
 398         cmpq    $-4096, %rax
 399         ja      .L117
 400         testq   %rax, %rax
 401         jne     .L116
 402         call    __getgid
 403         orl     $-1, %edx
 404         movl    %eax, %esi
 405         movl    $119, %eax
 406         movl    %edx, %edi
 407 #APP
 408 # 190 "../sysdeps/unix/sysv/linux/spawni.c" 1
 409         syscall
 410
 411 # 0 "" 2
 412 #NO_APP
 413         cmpq    $-4096, %rax
 414         ja      .L117
 415         testq   %rax, %rax
 416         je      .L47
 417         jmp     .L116
 418 .L128:
 419         xorl    %edx, %edx
 420         movl    %r9d, %edi
 421         xorl    %eax, %eax
 422         movl    $1, %esi
 423         movl    %r9d, 4(%rsp)
 424         call    __fcntl
 425         cmpl    $-1, %eax
 426         movl    4(%rsp), %r9d
 427         je      .L116
 428         andl    $-2, %eax
 429         movl    $2, %esi
 430         movl    %r9d, %edi
 431         movl    %eax, %edx
 432         xorl    %eax, %eax
 433         call    __fcntl
 434         addl    $1, %eax
 435         jne     .L53
 436         jmp     .L116
 437 .L123:
 438         call    __setsid
 439         testl   %eax, %eax
 440         js      .L116
 441         movzwl  0(%rbp), %edx
 442         jmp     .L41
 443 .L122:
 444         movl    268(%rbp), %esi
 445         leaq    264(%rbp), %rdx
 446         xorl    %edi, %edi
 447         call    __sched_setscheduler
 448         addl    $1, %eax
 449         je      .L116
 450 .L115:
 451         movzwl  0(%rbp), %edx
 452         jmp     .L43
 453 .L124:
 454         movl    4(%rbp), %esi
 455         xorl    %edi, %edi
 456         call    __setpgid
 457         testl   %eax, %eax
 458         jne     .L116
 459         movzwl  0(%rbp), %edx
 460         jmp     .L45
 461 .L127:
 462         movq    8(%rsp), %rsi
 463         movl    $7, %edi
 464         call    __getrlimit64
 465         jmp     .L60
 466 .L121:
 467         leaq    264(%rbp), %rsi
 468         xorl    %edi, %edi
 469         call    __sched_setparam
 470         addl    $1, %eax
 471         jne     .L115
 472         jmp     .L116
 473 .L126:
 474         leaq    136(%rbp), %rsi
 475         jmp     .L65
 476 .L117:
 477         movq    __libc_errno@gottpoff(%rip), %rdx
 478         negl    %eax
 479         movl    %eax, %fs:(%rdx)
 480         jmp     .L42
 481 .L120:
 482         movq    %r13, 160(%rsp)
 483         jmp     .L33
 484 .LFE68:
 485         .size   __spawni_child, .-__spawni_child
 486         .p2align 4,,15
 487         .globl  __spawni
 488         .hidden __spawni
 489         .type   __spawni, @function
 490 __spawni:
 491 .LFB70:
 492         subq    $8, %rsp
 493         leaq    __execve(%rip), %r11
 494         leaq    __execvpex(%rip), %rax
 495         movl    16(%rsp), %r10d
 496         testb   $1, %r10b
 497         cmove   %r11, %rax
 498         pushq   %rax
 499         pushq   %r10
 500         call    __spawnix
 501         addq    $24, %rsp
 502         ret
 503 .LFE70:
 504         .size   __spawni, .-__spawni
 505         .section        .rodata
 506         .align 32
 507         .type   sigall_set, @object
 508         .size   sigall_set, 128
 509 sigall_set:
 510         .quad   -1
 511         .quad   -1
 512         .quad   -1
 513         .quad   -1
 514         .quad   -1
 515         .quad   -1
 516         .quad   -1
 517         .quad   -1
 518         .quad   -1
 519         .quad   -1
 520         .quad   -1
 521         .quad   -1
 522         .quad   -1
 523         .quad   -1
 524         .quad   -1
 525         .quad   -1
 526         .weak   __pthread_setcancelstate
 527         .hidden __execvpex
 528         .hidden __execve
 529         .hidden __sched_setparam
 530         .hidden __getrlimit64
 531         .hidden __setpgid
 532         .hidden __sched_setscheduler
 533         .hidden __setsid
 534         .hidden __fcntl
 535         .hidden __getgid
 536         .hidden __getuid
 537         .hidden __fchdir
 538         .hidden __dup2
 539         .hidden __open_nocancel
 540         .hidden __close_nocancel
 541         .hidden _exit
 542         .hidden __chdir
 543         .hidden __libc_sigaction
 544         .hidden __sigprocmask
 545         .hidden __waitpid
 546         .hidden __munmap
 547         .hidden __clone
 548         .hidden __mmap