libio/freopen64.shared.s

   1         .text
   2 #APP
   3         memmove = __GI_memmove
   4         memset = __GI_memset
   5         memcpy = __GI_memcpy
   6 #NO_APP
   7         .p2align 4,,15
   8         .globl  freopen64
   9         .type   freopen64, @function
  10 freopen64:
  11 .LFB68:
  12         pushq   %r13
  13         pushq   %r12
  14         movq    %rsi, %r12
  15         pushq   %rbp
  16         pushq   %rbx
  17         movq    %rdx, %rbx
  18         movq    %rdi, %rbp
  19         subq    $40, %rsp
  20         movl    (%rdx), %edx
  21         andl    $32768, %edx
  22         jne     .L2
  23         movq    136(%rbx), %rdi
  24         movq    %fs:16, %r13
  25         cmpq    %r13, 8(%rdi)
  26         je      .L3
  27 #APP
  28 # 43 "freopen64.c" 1
  29         movl %fs:24,%eax
  30 # 0 "" 2
  31 #NO_APP
  32         testl   %eax, %eax
  33         jne     .L4
  34         movl    $1, %edx
  35 #APP
  36 # 47 "../sysdeps/unix/sysv/linux/x86/lowlevellock.h" 1
  37         cmpxchgl %edx, (%rdi)
  38 # 0 "" 2
  39 #NO_APP
  40 .L5:
  41         movq    136(%rbx), %rdi
  42         movq    %r13, 8(%rdi)
  43 .L3:
  44         addl    $1, 4(%rdi)
  45 .L2:
  46         movq    216(%rbx), %r13
  47         leaq    __start___libc_IO_vtables(%rip), %rdx
  48         leaq    __stop___libc_IO_vtables(%rip), %rax
  49         subq    %rdx, %rax
  50         movq    %r13, %rcx
  51         subq    %rdx, %rcx
  52         cmpq    %rcx, %rax
  53         jbe     .L8
  54 .L10:
  55         movq    %rbx, %rdi
  56 .LEHB0:
  57         call    *96(%r13)
  58         movl    (%rbx), %eax
  59         testb   $32, %ah
  60         je      .L26
  61         testq   %rbp, %rbp
  62         movl    112(%rbx), %r13d
  63         je      .L42
  64 .L12:
  65         orl     $32, 116(%rbx)
  66         movq    %rbx, %rdi
  67         call    __GI__IO_file_close_it
  68         leaq    __GI__IO_file_jumps(%rip), %rax
  69         movq    %rax, 216(%rbx)
  70         movq    160(%rbx), %rax
  71         testq   %rax, %rax
  72         je      .L13
  73         leaq    __GI__IO_wfile_jumps(%rip), %rsi
  74         movq    %rsi, 224(%rax)
  75 .L13:
  76         xorl    %ecx, %ecx
  77         movq    %r12, %rdx
  78         movq    %rbp, %rsi
  79         movq    %rbx, %rdi
  80         call    __GI__IO_file_fopen
  81         andl    $-33, 116(%rbx)
  82         testq   %rax, %rax
  83         je      .L14
  84         movq    %rax, %rdi
  85         call    __fopen_maybe_mmap
  86         testq   %rax, %rax
  87         movq    %rax, %rbp
  88         je      .L14
  89         cmpl    $-1, %r13d
  90         movl    $0, 192(%rax)
  91         je      .L39
  92         movl    112(%rax), %edi
  93         cmpl    %r13d, %edi
  94         je      .L39
  95         movl    116(%rax), %edx
  96         movl    %r13d, %esi
  97         sall    $13, %edx
  98         andl    $524288, %edx
  99         call    __GI___dup3
 100         cmpl    $-1, %eax
 101         je      .L43
 102         movl    112(%rbp), %edi
 103         call    __GI___close
 104         movl    %r13d, 112(%rbp)
 105 .L39:
 106         movl    (%rbx), %eax
 107         jmp     .L11
 108         .p2align 4,,10
 109         .p2align 3
 110 .L14:
 111         cmpl    $-1, %r13d
 112         je      .L40
 113         movl    %r13d, %edi
 114         call    __GI___close
 115 .L40:
 116         movl    (%rbx), %eax
 117         xorl    %ebp, %ebp
 118 .L11:
 119         testb   $-128, %ah
 120         jne     .L1
 121         movq    136(%rbx), %rdi
 122         movl    4(%rdi), %eax
 123         subl    $1, %eax
 124         testl   %eax, %eax
 125         movl    %eax, 4(%rdi)
 126         jne     .L1
 127         movq    $0, 8(%rdi)
 128 #APP
 129 # 885 "../libio/libioP.h" 1
 130         movl %fs:24,%edx
 131 # 0 "" 2
 132 #NO_APP
 133         testl   %edx, %edx
 134         jne     .L22
 135         subl    $1, (%rdi)
 136 .L1:
 137         addq    $40, %rsp
 138         movq    %rbp, %rax
 139         popq    %rbx
 140         popq    %rbp
 141         popq    %r12
 142         popq    %r13
 143         ret
 144         .p2align 4,,10
 145         .p2align 3
 146 .L42:
 147         movq    %rsp, %rsi
 148         movl    %r13d, %edi
 149         call    __fd_to_filename
 150         movq    %rax, %rbp
 151         jmp     .L12
 152         .p2align 4,,10
 153         .p2align 3
 154 .L43:
 155         movq    %rbp, %rdi
 156         call    __GI__IO_file_close_it
 157         jmp     .L40
 158         .p2align 4,,10
 159         .p2align 3
 160 .L8:
 161         call    _IO_vtable_check
 162         jmp     .L10
 163         .p2align 4,,10
 164         .p2align 3
 165 .L26:
 166         xorl    %ebp, %ebp
 167         jmp     .L11
 168         .p2align 4,,10
 169         .p2align 3
 170 .L4:
 171         movl    $1, %ecx
 172         movl    %edx, %eax
 173         lock cmpxchgl   %ecx, (%rdi)
 174         je      .L5
 175         call    __lll_lock_wait_private
 176 .LEHE0:
 177         jmp     .L5
 178         .p2align 4,,10
 179         .p2align 3
 180 .L22:
 181 #APP
 182 # 885 "../libio/libioP.h" 1
 183         xchgl %eax, (%rdi)
 184 # 0 "" 2
 185 #NO_APP
 186         cmpl    $1, %eax
 187         jle     .L1
 188         xorl    %r10d, %r10d
 189         movl    $1, %edx
 190         movl    $129, %esi
 191         movl    $202, %eax
 192 #APP
 193 # 885 "../libio/libioP.h" 1
 194         syscall
 195
 196 # 0 "" 2
 197 #NO_APP
 198         jmp     .L1
 199 .L27:
 200         testl   $32768, (%rbx)
 201         movq    %rax, %r8
 202         jne     .L24
 203         movq    136(%rbx), %rdi
 204         movl    4(%rdi), %eax
 205         subl    $1, %eax
 206         testl   %eax, %eax
 207         movl    %eax, 4(%rdi)
 208         jne     .L24
 209         movq    $0, 8(%rdi)
 210 #APP
 211 # 885 "../libio/libioP.h" 1
 212         movl %fs:24,%edx
 213 # 0 "" 2
 214 #NO_APP
 215         testl   %edx, %edx
 216         jne     .L25
 217         subl    $1, (%rdi)
 218 .L24:
 219         movq    %r8, %rdi
 220 .LEHB1:
 221         call    _Unwind_Resume@PLT
 222 .LEHE1:
 223 .L25:
 224 #APP
 225 # 885 "../libio/libioP.h" 1
 226         xchgl %eax, (%rdi)
 227 # 0 "" 2
 228 #NO_APP
 229         subl    $1, %eax
 230         jle     .L24
 231         xorl    %r10d, %r10d
 232         movl    $1, %edx
 233         movl    $129, %esi
 234         movl    $202, %eax
 235 #APP
 236 # 885 "../libio/libioP.h" 1
 237         syscall
 238
 239 # 0 "" 2
 240 #NO_APP
 241         jmp     .L24
 242 .LFE68:
 243         .globl  __gcc_personality_v0
 244         .section        .gcc_except_table,"a",@progbits
 245 .LLSDA68:
 246         .byte   0xff
 247         .byte   0xff
 248         .byte   0x1
 249         .uleb128 .LLSDACSE68-.LLSDACSB68
 250 .LLSDACSB68:
 251         .uleb128 .LEHB0-.LFB68
 252         .uleb128 .LEHE0-.LEHB0
 253         .uleb128 .L27-.LFB68
 254         .uleb128 0
 255         .uleb128 .LEHB1-.LFB68
 256         .uleb128 .LEHE1-.LEHB1
 257         .uleb128 0
 258         .uleb128 0
 259 .LLSDACSE68:
 260         .text
 261         .size   freopen64, .-freopen64
 262         .hidden DW.ref.__gcc_personality_v0
 263         .weak   DW.ref.__gcc_personality_v0
 264         .section        .data.DW.ref.__gcc_personality_v0,"awG",@progbits,DW.ref.__gcc_personality_v0,comdat
 265         .align 8
 266         .type   DW.ref.__gcc_personality_v0, @object
 267         .size   DW.ref.__gcc_personality_v0, 8
 268 DW.ref.__gcc_personality_v0:
 269         .quad   __gcc_personality_v0
 270         .hidden __lll_lock_wait_private
 271         .hidden _IO_vtable_check
 272         .hidden __fd_to_filename
 273         .hidden __fopen_maybe_mmap
 274         .hidden __stop___libc_IO_vtables
 275         .hidden __start___libc_IO_vtables