libio/iofgets.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  _IO_fgets
   9         .type   _IO_fgets, @function
  10 _IO_fgets:
  11 .LFB68:
  12         testl   %esi, %esi
  13         jle     .L16
  14         cmpl    $1, %esi
  15         je      .L28
  16         pushq   %r13
  17         pushq   %r12
  18         movq    %rdi, %r12
  19         pushq   %rbp
  20         pushq   %rbx
  21         movq    %rdx, %rbx
  22         movl    %esi, %ebp
  23         subq    $8, %rsp
  24         movl    (%rdx), %edx
  25         movl    %edx, %ecx
  26         andl    $32768, %ecx
  27         jne     .L4
  28         movq    136(%rbx), %rdi
  29         movq    %fs:16, %r13
  30         cmpq    %r13, 8(%rdi)
  31         je      .L5
  32 #APP
  33 # 47 "iofgets.c" 1
  34         movl %fs:24,%eax
  35 # 0 "" 2
  36 #NO_APP
  37         testl   %eax, %eax
  38         movl    $1, %edx
  39         jne     .L6
  40 #APP
  41 # 47 "../sysdeps/unix/sysv/linux/x86/lowlevellock.h" 1
  42         cmpxchgl %edx, (%rdi)
  43 # 0 "" 2
  44 #NO_APP
  45 .L7:
  46         movq    136(%rbx), %rdi
  47         movl    (%rbx), %edx
  48         movq    %r13, 8(%rdi)
  49 .L5:
  50         addl    $1, 4(%rdi)
  51 .L4:
  52         movl    %edx, %r13d
  53         andl    $-33, %edx
  54         movl    $1, %r8d
  55         movl    %edx, (%rbx)
  56         leal    -1(%rbp), %edx
  57         movl    $10, %ecx
  58         movq    %r12, %rsi
  59         movq    %rbx, %rdi
  60         andl    $32, %r13d
  61         movslq  %edx, %rdx
  62 .LEHB0:
  63         call    __GI__IO_getline
  64         xorl    %r8d, %r8d
  65         testq   %rax, %rax
  66         movl    (%rbx), %edx
  67         je      .L10
  68         testb   $32, %dl
  69         je      .L11
  70         movq    __libc_errno@gottpoff(%rip), %rcx
  71         cmpl    $11, %fs:(%rcx)
  72         je      .L11
  73 .L10:
  74         orl     %edx, %r13d
  75         movl    %r13d, (%rbx)
  76         andl    $32768, %r13d
  77         jne     .L1
  78 .L29:
  79         movq    136(%rbx), %rdi
  80         movl    4(%rdi), %eax
  81         subl    $1, %eax
  82         testl   %eax, %eax
  83         movl    %eax, 4(%rdi)
  84         jne     .L1
  85         movq    $0, 8(%rdi)
  86 #APP
  87 # 885 "libioP.h" 1
  88         movl %fs:24,%edx
  89 # 0 "" 2
  90 #NO_APP
  91         testl   %edx, %edx
  92         jne     .L12
  93         subl    $1, (%rdi)
  94 .L1:
  95         addq    $8, %rsp
  96         movq    %r8, %rax
  97         popq    %rbx
  98         popq    %rbp
  99         popq    %r12
 100         popq    %r13
 101         ret
 102         .p2align 4,,10
 103         .p2align 3
 104 .L11:
 105         movb    $0, (%r12,%rax)
 106         movl    (%rbx), %edx
 107         movq    %r12, %r8
 108         orl     %edx, %r13d
 109         movl    %r13d, (%rbx)
 110         andl    $32768, %r13d
 111         je      .L29
 112         jmp     .L1
 113         .p2align 4,,10
 114         .p2align 3
 115 .L28:
 116         movb    $0, (%rdi)
 117         movq    %rdi, %r8
 118 .L25:
 119         movq    %r8, %rax
 120         ret
 121         .p2align 4,,10
 122         .p2align 3
 123 .L16:
 124         xorl    %r8d, %r8d
 125         jmp     .L25
 126         .p2align 4,,10
 127         .p2align 3
 128 .L6:
 129         movl    %ecx, %eax
 130         lock cmpxchgl   %edx, (%rdi)
 131         je      .L7
 132         call    __lll_lock_wait_private
 133 .LEHE0:
 134         jmp     .L7
 135         .p2align 4,,10
 136         .p2align 3
 137 .L12:
 138 #APP
 139 # 885 "libioP.h" 1
 140         xchgl %eax, (%rdi)
 141 # 0 "" 2
 142 #NO_APP
 143         cmpl    $1, %eax
 144         jle     .L1
 145         xorl    %r10d, %r10d
 146         movl    $1, %edx
 147         movl    $129, %esi
 148         movl    $202, %eax
 149 #APP
 150 # 885 "libioP.h" 1
 151         syscall
 152
 153 # 0 "" 2
 154 #NO_APP
 155         jmp     .L1
 156 .L19:
 157         testl   $32768, (%rbx)
 158         movq    %rax, %r8
 159         jne     .L14
 160         movq    136(%rbx), %rdi
 161         movl    4(%rdi), %eax
 162         subl    $1, %eax
 163         testl   %eax, %eax
 164         movl    %eax, 4(%rdi)
 165         jne     .L14
 166         movq    $0, 8(%rdi)
 167 #APP
 168 # 885 "libioP.h" 1
 169         movl %fs:24,%edx
 170 # 0 "" 2
 171 #NO_APP
 172         testl   %edx, %edx
 173         jne     .L15
 174         subl    $1, (%rdi)
 175 .L14:
 176         movq    %r8, %rdi
 177 .LEHB1:
 178         call    _Unwind_Resume@PLT
 179 .LEHE1:
 180 .L15:
 181 #APP
 182 # 885 "libioP.h" 1
 183         xchgl %eax, (%rdi)
 184 # 0 "" 2
 185 #NO_APP
 186         subl    $1, %eax
 187         jle     .L14
 188         xorl    %r10d, %r10d
 189         movl    $1, %edx
 190         movl    $129, %esi
 191         movl    $202, %eax
 192 #APP
 193 # 885 "libioP.h" 1
 194         syscall
 195
 196 # 0 "" 2
 197 #NO_APP
 198         jmp     .L14
 199 .LFE68:
 200         .globl  __gcc_personality_v0
 201         .section        .gcc_except_table,"a",@progbits
 202 .LLSDA68:
 203         .byte   0xff
 204         .byte   0xff
 205         .byte   0x1
 206         .uleb128 .LLSDACSE68-.LLSDACSB68
 207 .LLSDACSB68:
 208         .uleb128 .LEHB0-.LFB68
 209         .uleb128 .LEHE0-.LEHB0
 210         .uleb128 .L19-.LFB68
 211         .uleb128 0
 212         .uleb128 .LEHB1-.LFB68
 213         .uleb128 .LEHE1-.LEHB1
 214         .uleb128 0
 215         .uleb128 0
 216 .LLSDACSE68:
 217         .text
 218         .size   _IO_fgets, .-_IO_fgets
 219         .weak   fgets
 220         .set    fgets,_IO_fgets
 221         .hidden DW.ref.__gcc_personality_v0
 222         .weak   DW.ref.__gcc_personality_v0
 223         .section        .data.DW.ref.__gcc_personality_v0,"awG",@progbits,DW.ref.__gcc_personality_v0,comdat
 224         .align 8
 225         .type   DW.ref.__gcc_personality_v0, @object
 226         .size   DW.ref.__gcc_personality_v0, 8
 227 DW.ref.__gcc_personality_v0:
 228         .quad   __gcc_personality_v0
 229         .hidden __lll_lock_wait_private