libio/ioungetc.s

   1         .text
   2         .p2align 4,,15
   3         .globl  _IO_ungetc
   4         .type   _IO_ungetc, @function
   5 _IO_ungetc:
   6 .LFB68:
   7         cmpl    $-1, %edi
   8         je      .L14
   9         pushq   %r12
  10         pushq   %rbp
  11         movq    %rsi, %rbp
  12         pushq   %rbx
  13         testb   $-128, 116(%rsi)
  14         je      .L21
  15         movl    (%rsi), %edx
  16         movl    %edi, %ebx
  17         andl    $32768, %edx
  18         jne     .L4
  19         movq    136(%rsi), %rdi
  20         movq    %fs:16, %r12
  21         cmpq    %r12, 8(%rdi)
  22         je      .L5
  23 #APP
  24 # 38 "ioungetc.c" 1
  25         movl %fs:24,%eax
  26 # 0 "" 2
  27 #NO_APP
  28         testl   %eax, %eax
  29         jne     .L6
  30         movl    $1, %edx
  31 #APP
  32 # 47 "../sysdeps/unix/sysv/linux/x86/lowlevellock.h" 1
  33         cmpxchgl %edx, (%rdi)
  34 # 0 "" 2
  35 #NO_APP
  36 .L7:
  37         movq    136(%rbp), %rdi
  38         movq    %r12, 8(%rdi)
  39 .L5:
  40         addl    $1, 4(%rdi)
  41 .L4:
  42         movzbl  %bl, %esi
  43         movq    %rbp, %rdi
  44         call    _IO_sputbackc
  45         testl   $32768, 0(%rbp)
  46         movl    %eax, %r8d
  47         jne     .L1
  48         movq    136(%rbp), %rdi
  49         movl    4(%rdi), %eax
  50         subl    $1, %eax
  51         testl   %eax, %eax
  52         movl    %eax, 4(%rdi)
  53         jne     .L1
  54         movq    $0, 8(%rdi)
  55 #APP
  56 # 885 "libioP.h" 1
  57         movl %fs:24,%edx
  58 # 0 "" 2
  59 #NO_APP
  60         testl   %edx, %edx
  61         jne     .L10
  62         subl    $1, (%rdi)
  63 .L1:
  64         popq    %rbx
  65         movl    %r8d, %eax
  66         popq    %rbp
  67         popq    %r12
  68         ret
  69         .p2align 4,,10
  70         .p2align 3
  71 .L21:
  72         popq    %rbx
  73         movzbl  %dil, %esi
  74         movq    %rbp, %rdi
  75         popq    %rbp
  76         popq    %r12
  77         jmp     _IO_sputbackc
  78         .p2align 4,,10
  79         .p2align 3
  80 .L10:
  81 #APP
  82 # 885 "libioP.h" 1
  83         xchgl %eax, (%rdi)
  84 # 0 "" 2
  85 #NO_APP
  86         cmpl    $1, %eax
  87         jle     .L1
  88         xorl    %r10d, %r10d
  89         movl    $1, %edx
  90         movl    $129, %esi
  91         movl    $202, %eax
  92 #APP
  93 # 885 "libioP.h" 1
  94         syscall
  95
  96 # 0 "" 2
  97 #NO_APP
  98         jmp     .L1
  99         .p2align 4,,10
 100         .p2align 3
 101 .L6:
 102         movl    $1, %ecx
 103         movl    %edx, %eax
 104         lock cmpxchgl   %ecx, (%rdi)
 105         je      .L7
 106 .LEHB0:
 107         call    __lll_lock_wait_private
 108 .LEHE0:
 109         jmp     .L7
 110         .p2align 4,,10
 111         .p2align 3
 112 .L14:
 113         movl    %edi, %eax
 114         ret
 115 .L15:
 116         testl   $32768, 0(%rbp)
 117         movq    %rax, %r8
 118         jne     .L12
 119         movq    136(%rbp), %rdi
 120         movl    4(%rdi), %eax
 121         subl    $1, %eax
 122         testl   %eax, %eax
 123         movl    %eax, 4(%rdi)
 124         jne     .L12
 125         movq    $0, 8(%rdi)
 126 #APP
 127 # 885 "libioP.h" 1
 128         movl %fs:24,%edx
 129 # 0 "" 2
 130 #NO_APP
 131         testl   %edx, %edx
 132         jne     .L13
 133         subl    $1, (%rdi)
 134 .L12:
 135         movq    %r8, %rdi
 136 .LEHB1:
 137         call    _Unwind_Resume@PLT
 138 .LEHE1:
 139 .L13:
 140 #APP
 141 # 885 "libioP.h" 1
 142         xchgl %eax, (%rdi)
 143 # 0 "" 2
 144 #NO_APP
 145         subl    $1, %eax
 146         jle     .L12
 147         xorl    %r10d, %r10d
 148         movl    $1, %edx
 149         movl    $129, %esi
 150         movl    $202, %eax
 151 #APP
 152 # 885 "libioP.h" 1
 153         syscall
 154
 155 # 0 "" 2
 156 #NO_APP
 157         jmp     .L12
 158 .LFE68:
 159         .globl  __gcc_personality_v0
 160         .section        .gcc_except_table,"a",@progbits
 161 .LLSDA68:
 162         .byte   0xff
 163         .byte   0xff
 164         .byte   0x1
 165         .uleb128 .LLSDACSE68-.LLSDACSB68
 166 .LLSDACSB68:
 167         .uleb128 .LEHB0-.LFB68
 168         .uleb128 .LEHE0-.LEHB0
 169         .uleb128 .L15-.LFB68
 170         .uleb128 0
 171         .uleb128 .LEHB1-.LFB68
 172         .uleb128 .LEHE1-.LEHB1
 173         .uleb128 0
 174         .uleb128 0
 175 .LLSDACSE68:
 176         .text
 177         .size   _IO_ungetc, .-_IO_ungetc
 178         .weak   ungetc
 179         .set    ungetc,_IO_ungetc
 180         .hidden DW.ref.__gcc_personality_v0
 181         .weak   DW.ref.__gcc_personality_v0
 182         .section        .data.DW.ref.__gcc_personality_v0,"awG",@progbits,DW.ref.__gcc_personality_v0,comdat
 183         .align 8
 184         .type   DW.ref.__gcc_personality_v0, @object
 185         .size   DW.ref.__gcc_personality_v0, 8
 186 DW.ref.__gcc_personality_v0:
 187         .quad   __gcc_personality_v0
 188         .hidden __lll_lock_wait_private
 189         .hidden _IO_sputbackc