misc/fd_to_filename.s

   1         .text
   2         .section        .rodata.str1.1,"aMS",@progbits,1
   3 .LC0:
   4         .string "fd_to_filename.c"
   5 .LC1:
   6         .string "descriptor >= 0"
   7         .text
   8         .p2align 4,,15
   9         .globl  __fd_to_filename
  10         .hidden __fd_to_filename
  11         .type   __fd_to_filename, @function
  12 __fd_to_filename:
  13         testl   %edi, %edi
  14         js      .L11
  15         movabsq $7310238724270485551, %rax
  16         leaq    14(%rsi), %rcx
  17         movl    $1714382444, 8(%rsi)
  18         movq    %rax, (%rsi)
  19         movl    $12132, %eax
  20         movl    %edi, %edx
  21         movw    %ax, 12(%rsi)
  22         movl    $-858993459, %r8d
  23 .L3:
  24         movl    %edx, %eax
  25         addq    $1, %rcx
  26         mull    %r8d
  27         shrl    $3, %edx
  28         testl   %edx, %edx
  29         jne     .L3
  30         movb    $0, (%rcx)
  31         movl    $-858993459, %r8d
  32 .L4:
  33         movl    %edi, %eax
  34         subq    $1, %rcx
  35         mull    %r8d
  36         shrl    $3, %edx
  37         leal    (%rdx,%rdx,4), %eax
  38         addl    %eax, %eax
  39         subl    %eax, %edi
  40         addl    $48, %edi
  41         testl   %edx, %edx
  42         movb    %dil, (%rcx)
  43         movl    %edx, %edi
  44         jne     .L4
  45         movq    %rsi, %rax
  46         ret
  47 .L11:
  48         leaq    __PRETTY_FUNCTION__.2541(%rip), %rcx
  49         leaq    .LC0(%rip), %rsi
  50         leaq    .LC1(%rip), %rdi
  51         subq    $8, %rsp
  52         movl    $27, %edx
  53         call    __assert_fail
  54         .size   __fd_to_filename, .-__fd_to_filename
  55         .section        .rodata.str1.16,"aMS",@progbits,1
  56         .align 16
  57         .type   __PRETTY_FUNCTION__.2541, @object
  58         .size   __PRETTY_FUNCTION__.2541, 17
  59 __PRETTY_FUNCTION__.2541:
  60         .string "__fd_to_filename"
  61         .hidden __assert_fail