libio/strops.s

   1         .text
   2         .p2align 4,,15
   3         .globl  _IO_str_underflow
   4         .hidden _IO_str_underflow
   5         .type   _IO_str_underflow, @function
   6 _IO_str_underflow:
   7         movq    40(%rdi), %rax
   8         movq    16(%rdi), %rdx
   9         cmpq    %rdx, %rax
  10         jbe     .L2
  11         movq    %rax, 16(%rdi)
  12         movq    %rax, %rdx
  13 .L2:
  14         movl    (%rdi), %ecx
  15         movl    %ecx, %esi
  16         andl    $3072, %esi
  17         cmpl    $3072, %esi
  18         je      .L3
  19         movq    8(%rdi), %rax
  20 .L4:
  21         cmpq    %rdx, %rax
  22         jnb     .L6
  23         movzbl  (%rax), %eax
  24         ret
  25         .p2align 4,,10
  26         .p2align 3
  27 .L3:
  28         andb    $-9, %ch
  29         movq    %rax, 8(%rdi)
  30         movl    %ecx, (%rdi)
  31         movq    48(%rdi), %rcx
  32         movq    %rcx, 40(%rdi)
  33         jmp     .L4
  34         .p2align 4,,10
  35         .p2align 3
  36 .L6:
  37         movl    $-1, %eax
  38         ret
  39         .size   _IO_str_underflow, .-_IO_str_underflow
  40         .p2align 4,,15
  41         .globl  _IO_str_overflow
  42         .hidden _IO_str_overflow
  43         .type   _IO_str_overflow, @function
  44 _IO_str_overflow:
  45         movl    (%rdi), %edx
  46         testb   $8, %dl
  47         je      .L9
  48         xorl    %eax, %eax
  49         cmpl    $-1, %esi
  50         setne   %al
  51         negl    %eax
  52         ret
  53         .p2align 4,,10
  54         .p2align 3
  55 .L9:
  56         pushq   %r15
  57         movl    %edx, %eax
  58         pushq   %r14
  59         pushq   %r13
  60         pushq   %r12
  61         andl    $3072, %eax
  62         pushq   %rbp
  63         pushq   %rbx
  64         subq    $8, %rsp
  65         cmpl    $1024, %eax
  66         je      .L11
  67         movq    40(%rdi), %rdx
  68 .L12:
  69         movq    56(%rdi), %r15
  70         movq    64(%rdi), %r12
  71         xorl    %eax, %eax
  72         movq    %rdx, %rcx
  73         movl    %esi, %ebp
  74         movq    %rdi, %rbx
  75         subq    %r15, %r12
  76         cmpl    $-1, %esi
  77         sete    %al
  78         subq    32(%rdi), %rcx
  79         addq    %r12, %rax
  80         cmpq    %rcx, %rax
  81         ja      .L13
  82         testb   $1, (%rdi)
  83         jne     .L15
  84         leaq    100(%r12,%r12), %r14
  85         cmpq    %r14, %r12
  86         ja      .L15
  87         movq    %r14, %rdi
  88         call    malloc@PLT
  89         testq   %rax, %rax
  90         movq    %rax, %r13
  91         je      .L15
  92         testq   %r15, %r15
  93         je      .L16
  94         movq    %r12, %rdx
  95         movq    %r15, %rsi
  96         movq    %rax, %rdi
  97         call    memcpy@PLT
  98         movq    %r15, %rdi
  99         call    free@PLT
 100         movq    $0, 56(%rbx)
 101 .L16:
 102         leaq    0(%r13,%r12), %rdi
 103         movq    %r14, %rdx
 104         xorl    %esi, %esi
 105         subq    %r12, %rdx
 106         call    memset@PLT
 107         leaq    0(%r13,%r14), %rdx
 108         movl    $1, %ecx
 109         movq    %r13, %rsi
 110         movq    %rbx, %rdi
 111         call    _IO_setb
 112         movq    24(%rbx), %rax
 113         movq    40(%rbx), %rdx
 114         movq    %r13, 32(%rbx)
 115         subq    %r15, %rax
 116         subq    %r15, %rdx
 117         addq    %r13, %rax
 118         addq    %r13, %rdx
 119         movq    %rax, 24(%rbx)
 120         movq    8(%rbx), %rax
 121         movq    %rdx, 40(%rbx)
 122         subq    %r15, %rax
 123         addq    %r13, %rax
 124         movq    %rax, 8(%rbx)
 125         movq    16(%rbx), %rax
 126         subq    %r15, %rax
 127         addq    %r13, %rax
 128         movq    %rax, 16(%rbx)
 129         movq    64(%rbx), %rax
 130         movq    %rax, 48(%rbx)
 131 .L13:
 132         cmpl    $-1, %ebp
 133         je      .L17
 134         leaq    1(%rdx), %rax
 135         movq    %rax, 40(%rbx)
 136         movb    %bpl, (%rdx)
 137         movq    40(%rbx), %rdx
 138 .L17:
 139         cmpq    %rdx, 16(%rbx)
 140         movl    %ebp, %eax
 141         jnb     .L8
 142         movq    %rdx, 16(%rbx)
 143 .L8:
 144         addq    $8, %rsp
 145         popq    %rbx
 146         popq    %rbp
 147         popq    %r12
 148         popq    %r13
 149         popq    %r14
 150         popq    %r15
 151         ret
 152         .p2align 4,,10
 153         .p2align 3
 154 .L11:
 155         orb     $8, %dh
 156         movq    16(%rdi), %rax
 157         movl    %edx, (%rdi)
 158         movq    8(%rdi), %rdx
 159         movq    %rax, 8(%rdi)
 160         movq    %rdx, 40(%rdi)
 161         jmp     .L12
 162         .p2align 4,,10
 163         .p2align 3
 164 .L15:
 165         movl    $-1, %eax
 166         jmp     .L8
 167         .size   _IO_str_overflow, .-_IO_str_overflow
 168         .section        .rodata.str1.1,"aMS",@progbits,1
 169 .LC0:
 170         .string "strops.c"
 171 .LC1:
 172         .string "offset >= oldend"
 173         .text
 174         .p2align 4,,15
 175         .type   enlarge_userbuf, @function
 176 enlarge_userbuf:
 177         pushq   %r15
 178         pushq   %r14
 179         pushq   %r13
 180         pushq   %r12
 181         pushq   %rbp
 182         pushq   %rbx
 183         subq    $40, %rsp
 184         movq    56(%rdi), %rbp
 185         movq    64(%rdi), %rbx
 186         subq    %rbp, %rbx
 187         cmpq    %rsi, %rbx
 188         jge     .L40
 189         movl    (%rdi), %r15d
 190         andl    $1, %r15d
 191         je      .L33
 192 .L34:
 193         movl    $1, %r15d
 194 .L31:
 195         addq    $40, %rsp
 196         movl    %r15d, %eax
 197         popq    %rbx
 198         popq    %rbp
 199         popq    %r12
 200         popq    %r13
 201         popq    %r14
 202         popq    %r15
 203         ret
 204         .p2align 4,,10
 205         .p2align 3
 206 .L40:
 207         xorl    %r15d, %r15d
 208         jmp     .L31
 209         .p2align 4,,10
 210         .p2align 3
 211 .L33:
 212         movq    32(%rdi), %rax
 213         movq    48(%rdi), %r13
 214         movq    %rdi, %r14
 215         movl    %edx, 28(%rsp)
 216         movq    %rsi, (%rsp)
 217         movq    %rax, 8(%rsp)
 218         leaq    100(%rsi), %rax
 219         movq    %rax, %rdi
 220         movq    %rax, 16(%rsp)
 221         call    malloc@PLT
 222         testq   %rax, %rax
 223         movq    %rax, %r12
 224         je      .L34
 225         testq   %rbp, %rbp
 226         je      .L35
 227         movq    %rbx, %rdx
 228         movq    %rbp, %rsi
 229         movq    %rax, %rdi
 230         call    memcpy@PLT
 231         movq    %rbp, %rdi
 232         call    free@PLT
 233         movq    $0, 56(%r14)
 234 .L35:
 235         movq    16(%rsp), %rdx
 236         movl    $1, %ecx
 237         movq    %r12, %rsi
 238         movq    %r14, %rdi
 239         subq    8(%rsp), %r13
 240         addq    %r12, %rdx
 241         call    _IO_setb
 242         movl    28(%rsp), %eax
 243         testl   %eax, %eax
 244         je      .L36
 245         movq    32(%r14), %rax
 246         movq    %r12, 24(%r14)
 247         subq    %rbp, %rax
 248         addq    %r12, %rax
 249         movq    %rax, 32(%r14)
 250         movq    40(%r14), %rax
 251         subq    %rbp, %rax
 252         addq    %r12, %rax
 253         movq    %rax, 40(%r14)
 254         movq    48(%r14), %rax
 255         subq    %rbp, %rax
 256         addq    %r12, %rax
 257         movq    %rax, 48(%r14)
 258         movq    8(%r14), %rax
 259         subq    %rbp, %rax
 260         addq    %r12, %rax
 261         cmpq    %r13, (%rsp)
 262         movq    %rax, 8(%r14)
 263         movq    64(%r14), %rax
 264         movq    %rax, 16(%r14)
 265         jl      .L39
 266         movq    (%rsp), %rdx
 267         leaq    (%r12,%r13), %rdi
 268         xorl    %esi, %esi
 269         subq    %r13, %rdx
 270         call    memset@PLT
 271         jmp     .L31
 272         .p2align 4,,10
 273         .p2align 3
 274 .L36:
 275         movq    24(%r14), %rax
 276         movq    %r12, 32(%r14)
 277         subq    %rbp, %rax
 278         addq    %r12, %rax
 279         movq    %rax, 24(%r14)
 280         movq    8(%r14), %rax
 281         subq    %rbp, %rax
 282         addq    %r12, %rax
 283         movq    %rax, 8(%r14)
 284         movq    16(%r14), %rax
 285         subq    %rbp, %rax
 286         addq    %r12, %rax
 287         movq    %rax, 16(%r14)
 288         movq    40(%r14), %rax
 289         subq    %rbp, %rax
 290         addq    %r12, %rax
 291         cmpq    %r13, (%rsp)
 292         movq    %rax, 40(%r14)
 293         movq    64(%r14), %rax
 294         movq    %rax, 48(%r14)
 295         jl      .L39
 296         movq    (%rsp), %rdx
 297         leaq    (%r12,%r13), %rdi
 298         xorl    %esi, %esi
 299         xorl    %r15d, %r15d
 300         subq    %r13, %rdx
 301         call    memset@PLT
 302         jmp     .L31
 303 .L39:
 304         leaq    __PRETTY_FUNCTION__.10863(%rip), %rcx
 305         leaq    .LC0(%rip), %rsi
 306         leaq    .LC1(%rip), %rdi
 307         movl    $222, %edx
 308         call    __assert_fail
 309         .size   enlarge_userbuf, .-enlarge_userbuf
 310         .p2align 4,,15
 311         .globl  _IO_str_seekoff
 312         .hidden _IO_str_seekoff
 313         .type   _IO_str_seekoff, @function
 314 _IO_str_seekoff:
 315         pushq   %r14
 316         pushq   %r13
 317         movl    %edx, %r14d
 318         pushq   %r12
 319         pushq   %rbp
 320         movq    %rsi, %r13
 321         pushq   %rbx
 322         movq    %rdi, %rbx
 323         subq    $16, %rsp
 324         testl   %ecx, %ecx
 325         movl    (%rdi), %eax
 326         movq    32(%rdi), %rsi
 327         movq    40(%rdi), %rdx
 328         jne     .L49
 329         movl    %eax, %ecx
 330         andl    $1024, %ecx
 331         je      .L50
 332         testb   $8, %ah
 333         jne     .L76
 334         cmpq    %rdx, %rsi
 335         jb      .L80
 336         cmpq    %rdx, 16(%rdi)
 337         movq    24(%rdi), %rsi
 338         movl    $1, %ecx
 339         cmovnb  16(%rdi), %rdx
 340         movq    %rdx, %r12
 341         subq    %rsi, %r12
 342 .L75:
 343         testl   %r14d, %r14d
 344         je      .L59
 345         cmpl    $1, %r14d
 346         movq    %r12, %rbp
 347         jne     .L58
 348         movq    8(%rbx), %rbp
 349         subq    %rsi, %rbp
 350 .L58:
 351         movq    %rbp, %rax
 352         negq    %rax
 353         cmpq    %r13, %rax
 354         jg      .L68
 355         movabsq $9223372036854775807, %rax
 356         subq    %rbp, %rax
 357         cmpq    %r13, %rax
 358         setl    %al
 359         addq    %r13, %rbp
 360         testb   %al, %al
 361         jne     .L68
 362 .L74:
 363         cmpq    %rbp, %r12
 364         jl      .L91
 365 .L63:
 366         leaq    (%rsi,%rbp), %rax
 367         addq    %r12, %rsi
 368         movq    %rsi, 16(%rbx)
 369         movq    %rax, 8(%rbx)
 370         jmp     .L57
 371         .p2align 4,,10
 372         .p2align 3
 373 .L49:
 374         cmpq    %rdx, %rsi
 375         jnb     .L92
 376 .L51:
 377         testb   $1, %ah
 378         jne     .L72
 379 .L93:
 380         movq    56(%rbx), %rsi
 381         movq    %rsi, 24(%rbx)
 382 .L55:
 383         andb    $-9, %ah
 384         testl   %ecx, %ecx
 385         movq    %rdx, 16(%rbx)
 386         movl    %eax, (%rbx)
 387         movq    %rdx, 8(%rbx)
 388         movq    %rsi, %rax
 389         jne     .L54
 390 .L53:
 391         movq    8(%rbx), %rbp
 392         subq    %rax, %rbp
 393 .L48:
 394         addq    $16, %rsp
 395         movq    %rbp, %rax
 396         popq    %rbx
 397         popq    %rbp
 398         popq    %r12
 399         popq    %r13
 400         popq    %r14
 401         ret
 402         .p2align 4,,10
 403         .p2align 3
 404 .L72:
 405         movq    80(%rbx), %rsi
 406         movq    %rsi, 24(%rbx)
 407         jmp     .L55
 408         .p2align 4,,10
 409         .p2align 3
 410 .L92:
 411         testb   $8, %ah
 412         jne     .L51
 413         movq    24(%rdi), %rsi
 414 .L54:
 415         cmpq    %rdx, 16(%rbx)
 416         movq    $-1, %rbp
 417         cmovnb  16(%rbx), %rdx
 418         movq    %rdx, %r12
 419         subq    %rsi, %r12
 420         testb   $1, %cl
 421         jne     .L75
 422 .L57:
 423         andl    $2, %ecx
 424         je      .L48
 425         testl   %r14d, %r14d
 426         je      .L79
 427         cmpl    $1, %r14d
 428         jne     .L88
 429         movq    40(%rbx), %rbp
 430         subq    32(%rbx), %rbp
 431         movabsq $9223372036854775807, %rdx
 432         subq    %rbp, %rdx
 433         movq    %rbp, %rax
 434         negq    %rax
 435         cmpq    %rdx, %r13
 436         setg    %dl
 437 .L66:
 438         cmpq    %rax, %r13
 439         jl      .L68
 440         testb   %dl, %dl
 441         jne     .L68
 442         addq    %r13, %rbp
 443         cmpq    %rbp, %r12
 444         jl      .L69
 445 .L71:
 446         movq    32(%rbx), %rax
 447         addq    %rbp, %rax
 448         movq    %rax, 40(%rbx)
 449         addq    $16, %rsp
 450         movq    %rbp, %rax
 451         popq    %rbx
 452         popq    %rbp
 453         popq    %r12
 454         popq    %r13
 455         popq    %r14
 456         ret
 457         .p2align 4,,10
 458         .p2align 3
 459 .L50:
 460         cmpq    %rdx, %rsi
 461         jb      .L51
 462         testb   $8, %ah
 463         jne     .L51
 464         movq    24(%rdi), %rax
 465         jmp     .L53
 466         .p2align 4,,10
 467         .p2align 3
 468 .L76:
 469         testb   $1, %ah
 470         movl    $2, %ecx
 471         jne     .L72
 472         jmp     .L93
 473         .p2align 4,,10
 474         .p2align 3
 475 .L79:
 476         xorl    %edx, %edx
 477         xorl    %eax, %eax
 478         xorl    %ebp, %ebp
 479         jmp     .L66
 480         .p2align 4,,10
 481         .p2align 3
 482 .L59:
 483         testq   %r13, %r13
 484         js      .L68
 485         movq    %r13, %rbp
 486         jmp     .L74
 487         .p2align 4,,10
 488         .p2align 3
 489 .L88:
 490         movabsq $9223372036854775807, %rdx
 491         movq    %r12, %rax
 492         movq    %r12, %rbp
 493         subq    %r12, %rdx
 494         negq    %rax
 495         cmpq    %rdx, %r13
 496         setg    %dl
 497         jmp     .L66
 498         .p2align 4,,10
 499         .p2align 3
 500 .L69:
 501         xorl    %edx, %edx
 502         movq    %rbp, %rsi
 503         movq    %rbx, %rdi
 504         call    enlarge_userbuf
 505         testl   %eax, %eax
 506         je      .L71
 507 .L70:
 508         movq    $-1, %rbp
 509         jmp     .L48
 510         .p2align 4,,10
 511         .p2align 3
 512 .L91:
 513         movl    $1, %edx
 514         movq    %rbp, %rsi
 515         movq    %rbx, %rdi
 516         movl    %ecx, 12(%rsp)
 517         call    enlarge_userbuf
 518         testl   %eax, %eax
 519         movl    12(%rsp), %ecx
 520         jne     .L70
 521         movq    24(%rbx), %rsi
 522         jmp     .L63
 523         .p2align 4,,10
 524         .p2align 3
 525 .L80:
 526         movl    $1, %ecx
 527         jmp     .L51
 528         .p2align 4,,10
 529         .p2align 3
 530 .L68:
 531         movq    __libc_errno@gottpoff(%rip), %rax
 532         movq    $-1, %rbp
 533         movl    $22, %fs:(%rax)
 534         jmp     .L48
 535         .size   _IO_str_seekoff, .-_IO_str_seekoff
 536         .p2align 4,,15
 537         .globl  _IO_str_pbackfail
 538         .hidden _IO_str_pbackfail
 539         .type   _IO_str_pbackfail, @function
 540 _IO_str_pbackfail:
 541         testb   $8, (%rdi)
 542         je      .L97
 543         cmpl    $-1, %esi
 544         jne     .L95
 545 .L97:
 546         jmp     _IO_default_pbackfail
 547         .p2align 4,,10
 548         .p2align 3
 549 .L95:
 550         movl    $-1, %eax
 551         ret
 552         .size   _IO_str_pbackfail, .-_IO_str_pbackfail
 553         .p2align 4,,15
 554         .globl  _IO_str_finish
 555         .type   _IO_str_finish, @function
 556 _IO_str_finish:
 557         pushq   %rbx
 558         movq    %rdi, %rbx
 559         movq    56(%rdi), %rdi
 560         testq   %rdi, %rdi
 561         je      .L102
 562         testb   $1, (%rbx)
 563         je      .L107
 564 .L102:
 565         movq    $0, 56(%rbx)
 566         movq    %rbx, %rdi
 567         xorl    %esi, %esi
 568         popq    %rbx
 569         jmp     _IO_default_finish
 570         .p2align 4,,10
 571         .p2align 3
 572 .L107:
 573         call    free@PLT
 574         jmp     .L102
 575         .size   _IO_str_finish, .-_IO_str_finish
 576         .p2align 4,,15
 577         .globl  _IO_str_init_static_internal
 578         .type   _IO_str_init_static_internal, @function
 579 _IO_str_init_static_internal:
 580         pushq   %r13
 581         pushq   %r12
 582         movq    %rcx, %r13
 583         pushq   %rbp
 584         pushq   %rbx
 585         movq    %rsi, %rbp
 586         movq    %rdi, %rbx
 587         subq    $8, %rsp
 588         testq   %rdx, %rdx
 589         jne     .L109
 590         xorl    %esi, %esi
 591         movq    %rbp, %rdi
 592         call    __rawmemchr
 593         movq    %rax, %r12
 594 .L110:
 595         xorl    %ecx, %ecx
 596         movq    %r12, %rdx
 597         movq    %rbp, %rsi
 598         movq    %rbx, %rdi
 599         call    _IO_setb
 600         testq   %r13, %r13
 601         movq    %rbp, 32(%rbx)
 602         movq    %rbp, 24(%rbx)
 603         movq    %rbp, 8(%rbx)
 604         je      .L111
 605         movq    %r13, 40(%rbx)
 606         movq    %r12, 48(%rbx)
 607         movq    %r13, 16(%rbx)
 608 .L112:
 609         movq    $0, 224(%rbx)
 610         addq    $8, %rsp
 611         popq    %rbx
 612         popq    %rbp
 613         popq    %r12
 614         popq    %r13
 615         ret
 616         .p2align 4,,10
 617         .p2align 3
 618 .L109:
 619         addq    %rsi, %rdx
 620         movq    $-1, %r12
 621         cmpq    %rdx, %rsi
 622         cmovb   %rdx, %r12
 623         jmp     .L110
 624         .p2align 4,,10
 625         .p2align 3
 626 .L111:
 627         movq    %rbp, 40(%rbx)
 628         movq    %rbp, 48(%rbx)
 629         movq    %r12, 16(%rbx)
 630         jmp     .L112
 631         .size   _IO_str_init_static_internal, .-_IO_str_init_static_internal
 632         .p2align 4,,15
 633         .globl  _IO_str_init_static
 634         .type   _IO_str_init_static, @function
 635 _IO_str_init_static:
 636         testl   %edx, %edx
 637         movl    $-1, %eax
 638         cmovs   %eax, %edx
 639         movslq  %edx, %rdx
 640         jmp     _IO_str_init_static_internal
 641         .size   _IO_str_init_static, .-_IO_str_init_static
 642         .p2align 4,,15
 643         .globl  _IO_str_init_readonly
 644         .type   _IO_str_init_readonly, @function
 645 _IO_str_init_readonly:
 646         testl   %edx, %edx
 647         movl    $-1, %eax
 648         pushq   %rbx
 649         cmovs   %eax, %edx
 650         movq    %rdi, %rbx
 651         xorl    %ecx, %ecx
 652         movslq  %edx, %rdx
 653         call    _IO_str_init_static_internal
 654         orl     $8, (%rbx)
 655         popq    %rbx
 656         ret
 657         .size   _IO_str_init_readonly, .-_IO_str_init_readonly
 658         .p2align 4,,15
 659         .globl  _IO_str_count
 660         .type   _IO_str_count, @function
 661 _IO_str_count:
 662         movq    40(%rdi), %rax
 663         cmpq    %rax, 16(%rdi)
 664         cmovnb  16(%rdi), %rax
 665         subq    24(%rdi), %rax
 666         ret
 667         .size   _IO_str_count, .-_IO_str_count
 668         .section        .rodata.str1.16,"aMS",@progbits,1
 669         .align 16
 670         .type   __PRETTY_FUNCTION__.10863, @object
 671         .size   __PRETTY_FUNCTION__.10863, 16
 672 __PRETTY_FUNCTION__.10863:
 673         .string "enlarge_userbuf"
 674         .hidden _IO_str_jumps
 675         .globl  _IO_str_jumps
 676         .section        __libc_IO_vtables,"aw",@progbits
 677         .align 32
 678         .type   _IO_str_jumps, @object
 679         .size   _IO_str_jumps, 168
 680 _IO_str_jumps:
 681         .quad   0
 682         .quad   0
 683         .quad   _IO_str_finish
 684         .quad   _IO_str_overflow
 685         .quad   _IO_str_underflow
 686         .quad   _IO_default_uflow
 687         .quad   _IO_str_pbackfail
 688         .quad   _IO_default_xsputn
 689         .quad   _IO_default_xsgetn
 690         .quad   _IO_str_seekoff
 691         .quad   _IO_default_seekpos
 692         .quad   _IO_default_setbuf
 693         .quad   _IO_default_sync
 694         .quad   _IO_default_doallocate
 695         .quad   _IO_default_read
 696         .quad   _IO_default_write
 697         .quad   _IO_default_seek
 698         .quad   _IO_default_sync
 699         .quad   _IO_default_stat
 700         .quad   _IO_default_showmanyc
 701         .quad   _IO_default_imbue
 702         .hidden _IO_default_doallocate
 703         .hidden _IO_default_xsgetn
 704         .hidden _IO_default_xsputn
 705         .hidden _IO_default_uflow
 706         .hidden __rawmemchr
 707         .hidden _IO_default_finish
 708         .hidden _IO_default_pbackfail
 709         .hidden __assert_fail
 710         .hidden _IO_setb