debug/backtracesyms.s

   1         .text
   2         .section        .rodata.str1.1,"aMS",@progbits,1
   3 .LC0:
   4         .string ""
   5 .LC1:
   6         .string "%s(%s) [%p]"
   7 .LC2:
   8         .string "%s(%s%c%#tx) [%p]"
   9 .LC3:
  10         .string "[%p]"
  11 .LC4:
  12         .string "backtracesyms.c"
  13         .section        .rodata.str1.8,"aMS",@progbits,1
  14         .align 8
  15 .LC5:
  16         .string "last <= (char *) result + size * sizeof (char *) + total"
  17         .text
  18         .p2align 4,,15
  19         .globl  __backtrace_symbols
  20         .type   __backtrace_symbols, @function
  21 __backtrace_symbols:
  22         pushq   %rbp
  23         movslq  %esi, %rax
  24         movq    %rax, %rdx
  25         movq    %rsp, %rbp
  26         pushq   %r15
  27         pushq   %r14
  28         pushq   %r13
  29         pushq   %r12
  30         salq    $5, %rdx
  31         pushq   %rbx
  32         addq    $16, %rdx
  33         subq    $88, %rsp
  34         movq    %rdi, -80(%rbp)
  35         subq    %rdx, %rsp
  36         leaq    18(,%rax,4), %rdx
  37         salq    $3, %rax
  38         movq    %rsp, %rbx
  39         movq    %rax, -88(%rbp)
  40         andq    $-16, %rdx
  41         subq    %rdx, %rsp
  42         testl   %esi, %esi
  43         movq    %rsp, %r15
  44         movq    %r15, -104(%rbp)
  45         jle     .L2
  46         leal    -1(%rsi), %eax
  47         movq    %rbx, %r14
  48         movq    %rbx, -96(%rbp)
  49         movq    %rdi, %r13
  50         movq    %r15, %rbx
  51         xorl    %r12d, %r12d
  52         movq    %rax, -112(%rbp)
  53         leaq    8(%rdi,%rax,8), %rax
  54         movq    %rax, -72(%rbp)
  55         leaq    -56(%rbp), %rax
  56         movq    %rax, %r15
  57         jmp     .L6
  58         .p2align 4,,10
  59         .p2align 3
  60 .L37:
  61         movq    (%r14), %rdi
  62         testq   %rdi, %rdi
  63         je      .L3
  64         cmpb    $0, (%rdi)
  65         je      .L3
  66         call    strlen
  67         movq    16(%r14), %rdi
  68         movq    %rax, %rdx
  69         xorl    %eax, %eax
  70         testq   %rdi, %rdi
  71         je      .L4
  72         movq    %rdx, -120(%rbp)
  73         call    strlen
  74         movq    -120(%rbp), %rdx
  75 .L4:
  76         leaq    43(%r12,%rdx), %r12
  77         addq    %rax, %r12
  78         movq    -56(%rbp), %rax
  79         movq    (%rax), %rax
  80         movq    %rax, 8(%r14)
  81         .p2align 4,,10
  82         .p2align 3
  83 .L5:
  84         addq    $8, %r13
  85         addq    $32, %r14
  86         addq    $4, %rbx
  87         cmpq    -72(%rbp), %r13
  88         je      .L36
  89 .L6:
  90         movq    0(%r13), %rdi
  91         xorl    %ecx, %ecx
  92         movq    %r15, %rdx
  93         movq    %r14, %rsi
  94         call    _dl_addr
  95         testl   %eax, %eax
  96         movl    %eax, (%rbx)
  97         jne     .L37
  98 .L3:
  99         addq    $21, %r12
 100         jmp     .L5
 101         .p2align 4,,10
 102         .p2align 3
 103 .L36:
 104         movq    -88(%rbp), %rax
 105         movq    -96(%rbp), %rbx
 106         leaq    (%r12,%rax), %r13
 107         movq    %r13, %rdi
 108         call    malloc@PLT
 109         testq   %rax, %rax
 110         movq    %rax, %r14
 111         je      .L1
 112         movq    -88(%rbp), %r12
 113         movq    -112(%rbp), %rax
 114         xorl    %r15d, %r15d
 115         movq    %r13, -88(%rbp)
 116         addq    %r14, %r12
 117         addq    $1, %rax
 118         movq    %r12, %r13
 119         movq    -104(%rbp), %r12
 120         movq    %rax, -72(%rbp)
 121         .p2align 4,,10
 122         .p2align 3
 123 .L15:
 124         movl    (%r12,%r15,4), %ecx
 125         movq    -80(%rbp), %rax
 126         movq    %r13, (%r14,%r15,8)
 127         testl   %ecx, %ecx
 128         movq    (%rax,%r15,8), %rdx
 129         je      .L8
 130         movq    (%rbx), %rax
 131         testq   %rax, %rax
 132         je      .L8
 133         cmpb    $0, (%rax)
 134         je      .L8
 135         movq    16(%rbx), %rcx
 136         testq   %rcx, %rcx
 137         je      .L38
 138         movq    24(%rbx), %r9
 139 .L10:
 140         cmpq    %rdx, %r9
 141         jbe     .L39
 142         subq    %rdx, %r9
 143         movl    $45, %r8d
 144 .L13:
 145         leaq    .LC0(%rip), %rsi
 146         testq   %rcx, %rcx
 147         movq    %r13, %rdi
 148         cmove   %rsi, %rcx
 149         subq    $8, %rsp
 150         leaq    .LC2(%rip), %rsi
 151         pushq   %rdx
 152         movq    %rax, %rdx
 153         xorl    %eax, %eax
 154         addq    $1, %r15
 155         addq    $32, %rbx
 156         call    sprintf
 157         addl    $1, %eax
 158         cltq
 159         addq    %rax, %r13
 160         cmpq    %r15, -72(%rbp)
 161         popq    %rax
 162         popq    %rdx
 163         jne     .L15
 164 .L41:
 165         movq    %r13, %r12
 166         movq    -88(%rbp), %r13
 167         leaq    (%r14,%r13), %rax
 168         cmpq    %rax, %r12
 169         ja      .L40
 170 .L1:
 171         leaq    -40(%rbp), %rsp
 172         movq    %r14, %rax
 173         popq    %rbx
 174         popq    %r12
 175         popq    %r13
 176         popq    %r14
 177         popq    %r15
 178         popq    %rbp
 179         ret
 180         .p2align 4,,10
 181         .p2align 3
 182 .L8:
 183         leaq    .LC3(%rip), %rsi
 184         movq    %r13, %rdi
 185         xorl    %eax, %eax
 186         call    sprintf
 187         addl    $1, %eax
 188         cltq
 189         addq    %rax, %r13
 190 .L11:
 191         addq    $1, %r15
 192         addq    $32, %rbx
 193         cmpq    %r15, -72(%rbp)
 194         jne     .L15
 195         jmp     .L41
 196         .p2align 4,,10
 197         .p2align 3
 198 .L39:
 199         movq    %rdx, %rsi
 200         movl    $43, %r8d
 201         subq    %r9, %rsi
 202         movq    %rsi, %r9
 203         jmp     .L13
 204         .p2align 4,,10
 205         .p2align 3
 206 .L38:
 207         movq    8(%rbx), %r9
 208         testq   %r9, %r9
 209         movq    %r9, 24(%rbx)
 210         jne     .L10
 211         leaq    .LC0(%rip), %rcx
 212         leaq    .LC1(%rip), %rsi
 213         movq    %rdx, %r8
 214         movq    %r13, %rdi
 215         movq    %rax, %rdx
 216         xorl    %eax, %eax
 217         call    sprintf
 218         addl    $1, %eax
 219         cltq
 220         addq    %rax, %r13
 221         jmp     .L11
 222         .p2align 4,,10
 223         .p2align 3
 224 .L2:
 225         movq    -88(%rbp), %rdi
 226         call    malloc@PLT
 227         movq    %rax, %r14
 228         jmp     .L1
 229 .L40:
 230         leaq    __PRETTY_FUNCTION__.9984(%rip), %rcx
 231         leaq    .LC4(%rip), %rsi
 232         leaq    .LC5(%rip), %rdi
 233         movl    $115, %edx
 234         call    __assert_fail
 235         .size   __backtrace_symbols, .-__backtrace_symbols
 236         .weak   backtrace_symbols
 237         .set    backtrace_symbols,__backtrace_symbols
 238         .section        .rodata.str1.16,"aMS",@progbits,1
 239         .align 16
 240         .type   __PRETTY_FUNCTION__.9984, @object
 241         .size   __PRETTY_FUNCTION__.9984, 20
 242 __PRETTY_FUNCTION__.9984:
 243         .string "__backtrace_symbols"
 244         .hidden __assert_fail
 245         .hidden sprintf
 246         .hidden _dl_addr
 247         .hidden strlen