libio/iosetbuffer.s

   1         .text
   2         .p2align 4,,15
   3         .globl  _IO_setbuffer
   4         .hidden _IO_setbuffer
   5         .type   _IO_setbuffer, @function
   6 _IO_setbuffer:
   7 .LFB68:
   8         pushq   %r13
   9         pushq   %r12
  10         movq    %rsi, %r12
  11         pushq   %rbp
  12         pushq   %rbx
  13         movq    %rdx, %rbp
  14         movq    %rdi, %rbx
  15         subq    $8, %rsp
  16         movl    (%rdi), %edx
  17         movl    %edx, %ecx
  18         andl    $32768, %ecx
  19         jne     .L2
  20         movq    136(%rdi), %rdi
  21         movq    %fs:16, %r13
  22         cmpq    %r13, 8(%rdi)
  23         je      .L3
  24 #APP
  25 # 33 "iosetbuffer.c" 1
  26         movl %fs:24,%eax
  27 # 0 "" 2
  28 #NO_APP
  29         testl   %eax, %eax
  30         movl    $1, %edx
  31         jne     .L4
  32 #APP
  33 # 47 "../sysdeps/unix/sysv/linux/x86/lowlevellock.h" 1
  34         cmpxchgl %edx, (%rdi)
  35 # 0 "" 2
  36 #NO_APP
  37 .L5:
  38         movq    136(%rbx), %rdi
  39         movl    (%rbx), %edx
  40         movq    %r13, 8(%rdi)
  41 .L3:
  42         addl    $1, 4(%rdi)
  43 .L2:
  44         andb    $-3, %dh
  45         movl    $0, %eax
  46         testq   %r12, %r12
  47         movq    216(%rbx), %r13
  48         cmove   %rax, %rbp
  49         movl    %edx, (%rbx)
  50         movq    __stop___libc_IO_vtables@GOTPCREL(%rip), %rax
  51         movq    __start___libc_IO_vtables@GOTPCREL(%rip), %rdx
  52         movq    %r13, %rsi
  53         subq    %rdx, %rax
  54         subq    %rdx, %rsi
  55         cmpq    %rsi, %rax
  56         jbe     .L9
  57 .L11:
  58         movq    %rbp, %rdx
  59         movq    %r12, %rsi
  60         movq    %rbx, %rdi
  61 .LEHB0:
  62         call    *88(%r13)
  63         movl    192(%rbx), %eax
  64         testl   %eax, %eax
  65         jne     .L15
  66         movq    160(%rbx), %rax
  67         testq   %rax, %rax
  68         je      .L15
  69         movq    224(%rax), %rax
  70         movq    %rbp, %rdx
  71         movq    %r12, %rsi
  72         movq    %rbx, %rdi
  73         call    *88(%rax)
  74 .L15:
  75         testl   $32768, (%rbx)
  76         jne     .L1
  77         movq    136(%rbx), %rdi
  78         movl    4(%rdi), %eax
  79         subl    $1, %eax
  80         testl   %eax, %eax
  81         movl    %eax, 4(%rdi)
  82         jne     .L1
  83         movq    $0, 8(%rdi)
  84 #APP
  85 # 885 "libioP.h" 1
  86         movl %fs:24,%edx
  87 # 0 "" 2
  88 #NO_APP
  89         testl   %edx, %edx
  90         jne     .L17
  91         subl    $1, (%rdi)
  92 .L1:
  93         addq    $8, %rsp
  94         popq    %rbx
  95         popq    %rbp
  96         popq    %r12
  97         popq    %r13
  98         ret
  99         .p2align 4,,10
 100         .p2align 3
 101 .L9:
 102         call    _IO_vtable_check
 103         jmp     .L11
 104         .p2align 4,,10
 105         .p2align 3
 106 .L4:
 107         movl    %ecx, %eax
 108         lock cmpxchgl   %edx, (%rdi)
 109         je      .L5
 110         call    __lll_lock_wait_private
 111 .LEHE0:
 112         jmp     .L5
 113         .p2align 4,,10
 114         .p2align 3
 115 .L17:
 116 #APP
 117 # 885 "libioP.h" 1
 118         xchgl %eax, (%rdi)
 119 # 0 "" 2
 120 #NO_APP
 121         cmpl    $1, %eax
 122         jle     .L1
 123         xorl    %r10d, %r10d
 124         movl    $1, %edx
 125         movl    $129, %esi
 126         movl    $202, %eax
 127 #APP
 128 # 885 "libioP.h" 1
 129         syscall
 130
 131 # 0 "" 2
 132 #NO_APP
 133         jmp     .L1
 134 .L22:
 135         testl   $32768, (%rbx)
 136         movq    %rax, %r8
 137         jne     .L19
 138         movq    136(%rbx), %rdi
 139         movl    4(%rdi), %eax
 140         subl    $1, %eax
 141         testl   %eax, %eax
 142         movl    %eax, 4(%rdi)
 143         jne     .L19
 144         movq    $0, 8(%rdi)
 145 #APP
 146 # 885 "libioP.h" 1
 147         movl %fs:24,%edx
 148 # 0 "" 2
 149 #NO_APP
 150         testl   %edx, %edx
 151         jne     .L20
 152         subl    $1, (%rdi)
 153 .L19:
 154         movq    %r8, %rdi
 155 .LEHB1:
 156         call    _Unwind_Resume@PLT
 157 .LEHE1:
 158 .L20:
 159 #APP
 160 # 885 "libioP.h" 1
 161         xchgl %eax, (%rdi)
 162 # 0 "" 2
 163 #NO_APP
 164         subl    $1, %eax
 165         jle     .L19
 166         xorl    %r10d, %r10d
 167         movl    $1, %edx
 168         movl    $129, %esi
 169         movl    $202, %eax
 170 #APP
 171 # 885 "libioP.h" 1
 172         syscall
 173
 174 # 0 "" 2
 175 #NO_APP
 176         jmp     .L19
 177 .LFE68:
 178         .globl  __gcc_personality_v0
 179         .section        .gcc_except_table,"a",@progbits
 180 .LLSDA68:
 181         .byte   0xff
 182         .byte   0xff
 183         .byte   0x1
 184         .uleb128 .LLSDACSE68-.LLSDACSB68
 185 .LLSDACSB68:
 186         .uleb128 .LEHB0-.LFB68
 187         .uleb128 .LEHE0-.LEHB0
 188         .uleb128 .L22-.LFB68
 189         .uleb128 0
 190         .uleb128 .LEHB1-.LFB68
 191         .uleb128 .LEHE1-.LEHB1
 192         .uleb128 0
 193         .uleb128 0
 194 .LLSDACSE68:
 195         .text
 196         .size   _IO_setbuffer, .-_IO_setbuffer
 197         .weak   setbuffer
 198         .set    setbuffer,_IO_setbuffer
 199         .weak   __start___libc_IO_vtables
 200         .weak   __stop___libc_IO_vtables
 201         .hidden DW.ref.__gcc_personality_v0
 202         .weak   DW.ref.__gcc_personality_v0
 203         .section        .data.DW.ref.__gcc_personality_v0,"awG",@progbits,DW.ref.__gcc_personality_v0,comdat
 204         .align 8
 205         .type   DW.ref.__gcc_personality_v0, @object
 206         .size   DW.ref.__gcc_personality_v0, 8
 207 DW.ref.__gcc_personality_v0:
 208         .quad   __gcc_personality_v0
 209         .hidden __lll_lock_wait_private
 210         .hidden _IO_vtable_check