debug/fgets_chk.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  __fgets_chk
   9         .type   __fgets_chk, @function
  10 __fgets_chk:
  11 .LFB68:
  12         testl   %edx, %edx
  13         jle     .L16
  14         pushq   %r14
  15         pushq   %r13
  16         movq    %rdi, %r14
  17         pushq   %r12
  18         pushq   %rbp
  19         movq    %rcx, %rbp
  20         pushq   %rbx
  21         movl    %edx, %ebx
  22         movl    (%rcx), %edx
  23         movq    %rsi, %r12
  24         movl    %edx, %ecx
  25         andl    $32768, %ecx
  26         jne     .L3
  27         movq    136(%rbp), %rdi
  28         movq    %fs:16, %r13
  29         cmpq    %r13, 8(%rdi)
  30         je      .L4
  31 #APP
  32 # 39 "fgets_chk.c" 1
  33         movl %fs:24,%eax
  34 # 0 "" 2
  35 #NO_APP
  36         testl   %eax, %eax
  37         movl    $1, %edx
  38         jne     .L5
  39 #APP
  40 # 47 "../sysdeps/unix/sysv/linux/x86/lowlevellock.h" 1
  41         cmpxchgl %edx, (%rdi)
  42 # 0 "" 2
  43 #NO_APP
  44 .L6:
  45         movq    136(%rbp), %rdi
  46         movl    0(%rbp), %edx
  47         movq    %r13, 8(%rdi)
  48 .L4:
  49         addl    $1, 4(%rdi)
  50 .L3:
  51         movl    %edx, %r13d
  52         andl    $-33, %edx
  53         movl    $1, %r8d
  54         movl    %edx, 0(%rbp)
  55         movslq  %ebx, %rdx
  56         andl    $32, %r13d
  57         subq    $1, %rdx
  58         movl    $10, %ecx
  59         movq    %r14, %rsi
  60         cmpq    %r12, %rdx
  61         movq    %rbp, %rdi
  62         cmova   %r12, %rdx
  63 .LEHB0:
  64         call    __GI__IO_getline
  65         testq   %rax, %rax
  66         movl    0(%rbp), %edx
  67         jne     .L28
  68         xorl    %r8d, %r8d
  69 .L9:
  70         orl     %edx, %r13d
  71         movl    %r13d, 0(%rbp)
  72         andl    $32768, %r13d
  73         jne     .L1
  74         movq    136(%rbp), %rdi
  75         movl    4(%rdi), %eax
  76         subl    $1, %eax
  77         testl   %eax, %eax
  78         movl    %eax, 4(%rdi)
  79         jne     .L1
  80         movq    $0, 8(%rdi)
  81 #APP
  82 # 885 "../libio/libioP.h" 1
  83         movl %fs:24,%edx
  84 # 0 "" 2
  85 #NO_APP
  86         testl   %edx, %edx
  87         jne     .L12
  88         subl    $1, (%rdi)
  89 .L1:
  90         popq    %rbx
  91         movq    %r8, %rax
  92         popq    %rbp
  93         popq    %r12
  94         popq    %r13
  95         popq    %r14
  96         ret
  97         .p2align 4,,10
  98         .p2align 3
  99 .L28:
 100         testb   $32, %dl
 101         je      .L10
 102         movq    __libc_errno@gottpoff(%rip), %rcx
 103         xorl    %r8d, %r8d
 104         cmpl    $11, %fs:(%rcx)
 105         jne     .L9
 106 .L10:
 107         cmpq    %rax, %r12
 108         jbe     .L29
 109         movb    $0, (%r14,%rax)
 110         movq    %r14, %r8
 111         movl    0(%rbp), %edx
 112         jmp     .L9
 113         .p2align 4,,10
 114         .p2align 3
 115 .L16:
 116         xorl    %r8d, %r8d
 117         movq    %r8, %rax
 118         ret
 119         .p2align 4,,10
 120         .p2align 3
 121 .L5:
 122         movl    %ecx, %eax
 123         lock cmpxchgl   %edx, (%rdi)
 124         je      .L6
 125         call    __lll_lock_wait_private
 126         jmp     .L6
 127         .p2align 4,,10
 128         .p2align 3
 129 .L12:
 130 #APP
 131 # 885 "../libio/libioP.h" 1
 132         xchgl %eax, (%rdi)
 133 # 0 "" 2
 134 #NO_APP
 135         cmpl    $1, %eax
 136         jle     .L1
 137         xorl    %r10d, %r10d
 138         movl    $1, %edx
 139         movl    $129, %esi
 140         movl    $202, %eax
 141 #APP
 142 # 885 "../libio/libioP.h" 1
 143         syscall
 144
 145 # 0 "" 2
 146 #NO_APP
 147         jmp     .L1
 148 .L29:
 149         call    __GI___chk_fail
 150 .LEHE0:
 151 .L19:
 152         testl   $32768, 0(%rbp)
 153         movq    %rax, %r8
 154         jne     .L14
 155         movq    136(%rbp), %rdi
 156         movl    4(%rdi), %eax
 157         subl    $1, %eax
 158         testl   %eax, %eax
 159         movl    %eax, 4(%rdi)
 160         jne     .L14
 161         movq    $0, 8(%rdi)
 162 #APP
 163 # 885 "../libio/libioP.h" 1
 164         movl %fs:24,%edx
 165 # 0 "" 2
 166 #NO_APP
 167         testl   %edx, %edx
 168         jne     .L15
 169         subl    $1, (%rdi)
 170 .L14:
 171         movq    %r8, %rdi
 172 .LEHB1:
 173         call    _Unwind_Resume@PLT
 174 .LEHE1:
 175 .L15:
 176 #APP
 177 # 885 "../libio/libioP.h" 1
 178         xchgl %eax, (%rdi)
 179 # 0 "" 2
 180 #NO_APP
 181         subl    $1, %eax
 182         jle     .L14
 183         xorl    %r10d, %r10d
 184         movl    $1, %edx
 185         movl    $129, %esi
 186         movl    $202, %eax
 187 #APP
 188 # 885 "../libio/libioP.h" 1
 189         syscall
 190
 191 # 0 "" 2
 192 #NO_APP
 193         jmp     .L14
 194 .LFE68:
 195         .globl  __gcc_personality_v0
 196         .section        .gcc_except_table,"a",@progbits
 197 .LLSDA68:
 198         .byte   0xff
 199         .byte   0xff
 200         .byte   0x1
 201         .uleb128 .LLSDACSE68-.LLSDACSB68
 202 .LLSDACSB68:
 203         .uleb128 .LEHB0-.LFB68
 204         .uleb128 .LEHE0-.LEHB0
 205         .uleb128 .L19-.LFB68
 206         .uleb128 0
 207         .uleb128 .LEHB1-.LFB68
 208         .uleb128 .LEHE1-.LEHB1
 209         .uleb128 0
 210         .uleb128 0
 211 .LLSDACSE68:
 212         .text
 213         .size   __fgets_chk, .-__fgets_chk
 214         .hidden DW.ref.__gcc_personality_v0
 215         .weak   DW.ref.__gcc_personality_v0
 216         .section        .data.DW.ref.__gcc_personality_v0,"awG",@progbits,DW.ref.__gcc_personality_v0,comdat
 217         .align 8
 218         .type   DW.ref.__gcc_personality_v0, @object
 219         .size   DW.ref.__gcc_personality_v0, 8
 220 DW.ref.__gcc_personality_v0:
 221         .quad   __gcc_personality_v0
 222         .hidden __lll_lock_wait_private