libio/libc_fatal.s

   1         .text
   2         .p2align 4,,15
   3         .globl  __libc_message
   4         .hidden __libc_message
   5         .type   __libc_message, @function
   6 __libc_message:
   7         pushq   %rbp
   8         movq    %rsp, %rbp
   9         pushq   %r15
  10         pushq   %r14
  11         pushq   %r13
  12         pushq   %r12
  13         leaq    16(%rbp), %rax
  14         pushq   %rbx
  15         subq    $104, %rsp
  16         movq    %rdx, -80(%rbp)
  17         movq    %rcx, -72(%rbp)
  18         movq    %r8, -64(%rbp)
  19         movq    %r9, -56(%rbp)
  20         movzbl  (%rsi), %r13d
  21         movq    %rax, -112(%rbp)
  22         leaq    -96(%rbp), %rax
  23         movl    %edi, -132(%rbp)
  24         movl    $16, -120(%rbp)
  25         movq    %rax, -104(%rbp)
  26         testb   %r13b, %r13b
  27         je      .L45
  28         movq    %rsi, %r12
  29         xorl    %ebx, %ebx
  30         xorl    %r14d, %r14d
  31         movl    $48, %r15d
  32         .p2align 4,,10
  33         .p2align 3
  34 .L2:
  35         movl    %r13d, %edx
  36         movq    %r12, %rax
  37         jmp     .L11
  38         .p2align 4,,10
  39         .p2align 3
  40 .L5:
  41         leaq    1(%rax), %rdi
  42         movl    $37, %esi
  43         call    __strchrnul@PLT
  44         movzbl  (%rax), %edx
  45         testb   %dl, %dl
  46         je      .L4
  47 .L11:
  48         cmpb    $37, %dl
  49         jne     .L5
  50         cmpb    $115, 1(%rax)
  51         jne     .L5
  52 .L4:
  53         cmpb    $37, %r13b
  54         je      .L46
  55 .L6:
  56         movq    %rax, %r9
  57         movq    %r12, %rcx
  58         subq    %r12, %r9
  59         movq    %rax, %r12
  60 .L9:
  61         subq    %r15, %rsp
  62         leal    1(%rbx), %r10d
  63         leaq    15(%rsp), %rdx
  64         andq    $-16, %rdx
  65         movq    %rcx, (%rdx)
  66         movq    %r9, 8(%rdx)
  67         movq    %r14, 16(%rdx)
  68         movzbl  (%r12), %r13d
  69         testb   %r13b, %r13b
  70         je      .L10
  71         movslq  %r10d, %rbx
  72         movq    %rdx, %r14
  73         jmp     .L2
  74         .p2align 4,,10
  75         .p2align 3
  76 .L46:
  77         cmpb    $115, 1(%r12)
  78         jne     .L6
  79         movl    -120(%rbp), %edx
  80         cmpl    $47, %edx
  81         ja      .L7
  82         movl    %edx, %eax
  83         addq    -104(%rbp), %rax
  84         addl    $8, %edx
  85         movl    %edx, -120(%rbp)
  86 .L8:
  87         movq    (%rax), %rcx
  88         addq    $2, %r12
  89         movq    %rcx, %rdi
  90         movq    %rcx, -144(%rbp)
  91         call    strlen
  92         movq    -144(%rbp), %rcx
  93         movq    %rax, %r9
  94         jmp     .L9
  95         .p2align 4,,10
  96         .p2align 3
  97 .L10:
  98         movslq  %r10d, %r8
  99         salq    $4, %rbx
 100         movq    %r8, %rax
 101         salq    $4, %rax
 102         addq    $16, %rax
 103         subq    %rax, %rsp
 104         xorl    %eax, %eax
 105         leaq    15(%rsp), %r12
 106         andq    $-16, %r12
 107         leaq    (%r12,%rbx), %rdx
 108         leaq    -16(%r12), %rdi
 109         movq    %r12, %rbx
 110         jmp     .L13
 111         .p2align 4,,10
 112         .p2align 3
 113 .L47:
 114         movq    (%r14), %rcx
 115         movq    8(%r14), %r9
 116         movq    16(%r14), %r14
 117 .L13:
 118         movq    %r9, 8(%rdx)
 119         movq    %rcx, (%rdx)
 120         subq    $16, %rdx
 121         addq    %rax, %r9
 122         cmpq    %rdi, %rdx
 123         movq    %r9, %rax
 124         jne     .L47
 125         movl    $20, %r13d
 126         .p2align 4,,10
 127         .p2align 3
 128 .L14:
 129         movq    %r8, %rdx
 130         movq    %r12, %rsi
 131         movl    $2, %edi
 132         movl    %r13d, %eax
 133 #APP
 134 # 29 "../sysdeps/unix/sysv/linux/libc_fatal.c" 1
 135         syscall
 136
 137 # 0 "" 2
 138 #NO_APP
 139         cmpq    $-4, %rax
 140         je      .L14
 141         testb   $1, -132(%rbp)
 142         jne     .L48
 143         leaq    -40(%rbp), %rsp
 144         popq    %rbx
 145         popq    %r12
 146         popq    %r13
 147         popq    %r14
 148         popq    %r15
 149         popq    %rbp
 150         ret
 151 .L48:
 152         movq    _dl_pagesize(%rip), %rax
 153         xorl    %edi, %edi
 154         movl    $-1, %r8d
 155         movl    $34, %ecx
 156         movl    $3, %edx
 157         movl    %r10d, -132(%rbp)
 158         leaq    (%r9,%rax), %r13
 159         negq    %rax
 160         xorl    %r9d, %r9d
 161         andq    %rax, %r13
 162         movq    %r13, %rsi
 163         call    __mmap
 164         cmpq    $-1, %rax
 165         movq    %rax, %r14
 166         je      .L19
 167         movl    -132(%rbp), %r10d
 168         movl    %r13d, (%rax)
 169         leaq    4(%rax), %rax
 170         leal    -1(%r10), %edx
 171         salq    $4, %rdx
 172         leaq    16(%r12,%rdx), %r12
 173         .p2align 4,,10
 174         .p2align 3
 175 .L17:
 176         movq    8(%rbx), %rdx
 177         movq    (%rbx), %rsi
 178         movq    %rax, %rdi
 179         addq    $16, %rbx
 180         call    __mempcpy
 181         cmpq    %r12, %rbx
 182         jne     .L17
 183         movb    $0, (%rax)
 184 #APP
 185 # 143 "../sysdeps/posix/libc_fatal.c" 1
 186         xchgq %r14, __abort_msg(%rip)
 187 # 0 "" 2
 188 #NO_APP
 189         testq   %r14, %r14
 190         je      .L19
 191         movl    (%r14), %esi
 192         movq    %r14, %rdi
 193         call    __munmap
 194 .L19:
 195         call    abort
 196         .p2align 4,,10
 197         .p2align 3
 198 .L45:
 199         testb   $1, -132(%rbp)
 200         jne     .L19
 201         leaq    -40(%rbp), %rsp
 202         popq    %rbx
 203         popq    %r12
 204         popq    %r13
 205         popq    %r14
 206         popq    %r15
 207         popq    %rbp
 208         ret
 209 .L7:
 210         movq    -112(%rbp), %rax
 211         leaq    8(%rax), %rdx
 212         movq    %rdx, -112(%rbp)
 213         jmp     .L8
 214         .size   __libc_message, .-__libc_message
 215         .section        .rodata.str1.1,"aMS",@progbits,1
 216 .LC0:
 217         .string "%s"
 218         .text
 219         .p2align 4,,15
 220         .globl  __libc_fatal
 221         .hidden __libc_fatal
 222         .type   __libc_fatal, @function
 223 __libc_fatal:
 224         pushq   %rbp
 225         pushq   %rbx
 226         leaq    .LC0(%rip), %rbx
 227         movq    %rdi, %rbp
 228         subq    $8, %rsp
 229         .p2align 4,,10
 230         .p2align 3
 231 .L50:
 232         movq    %rbp, %rdx
 233         movq    %rbx, %rsi
 234         movl    $1, %edi
 235         xorl    %eax, %eax
 236         call    __libc_message
 237         jmp     .L50
 238         .size   __libc_fatal, .-__libc_fatal
 239         .hidden abort
 240         .hidden __munmap
 241         .hidden __abort_msg
 242         .hidden __mmap
 243         .hidden strlen