nptl/unwind.s

   1         .text
   2         .p2align 4,,15
   3         .type   unwind_stop, @function
   4 unwind_stop:
   5         pushq   %r15
   6         pushq   %r14
   7         movq    %r9, %r14
   8         pushq   %r13
   9         pushq   %r12
  10         pushq   %rbp
  11         pushq   %rbx
  12         subq    $24, %rsp
  13         movq    %fs:16, %rax
  14 #APP
  15 # 47 "unwind.c" 1
  16         movq %fs:760,%r13
  17 # 0 "" 2
  18 #NO_APP
  19         movl    %esi, %ebx
  20         movq    1688(%rax), %rbp
  21         addq    1680(%rax), %rbp
  22         andl    $16, %ebx
  23         movq    %r13, %r12
  24         je      .L19
  25 .L2:
  26         testq   %r13, %r13
  27         je      .L11
  28         movq    80(%r14), %r15
  29         movq    %r8, %rdi
  30         movl    $1, %ebx
  31         call    _Unwind_GetCFA@PLT
  32         cmpq    %r15, %r13
  33         je      .L11
  34 .L6:
  35         subq    %rbp, %rax
  36         movq    %rax, 8(%rsp)
  37         jmp     .L7
  38         .p2align 4,,10
  39         .p2align 3
  40 .L8:
  41         testl   %ebx, %ebx
  42         jne     .L10
  43         movq    %r13, %rcx
  44         movq    %r13, %rdx
  45         subq    %rbp, %rcx
  46         cmpq    %rcx, 8(%rsp)
  47         jb      .L9
  48 .L10:
  49         movq    %r13, %r12
  50 .L7:
  51         movq    24(%r12), %r13
  52         movq    8(%r12), %rdi
  53         call    *(%r12)
  54         cmpq    %r13, %r15
  55         jne     .L8
  56         movq    %r15, %rdx
  57 .L9:
  58 #APP
  59 # 90 "unwind.c" 1
  60         movq %rdx,%fs:760
  61 # 0 "" 2
  62 #NO_APP
  63         testl   %ebx, %ebx
  64         je      .L16
  65         .p2align 4,,10
  66         .p2align 3
  67 .L11:
  68         movl    $1, %esi
  69         movq    %r14, %rdi
  70         call    __libc_longjmp@PLT
  71         .p2align 4,,10
  72         .p2align 3
  73 .L19:
  74         movq    %r8, %rdi
  75         movq    %r8, 8(%rsp)
  76         call    _Unwind_GetCFA@PLT
  77         movq    48(%r14), %rdx
  78         subq    %rbp, %rax
  79         movq    8(%rsp), %r8
  80 #APP
  81 # 40 "../sysdeps/x86_64/jmpbuf-unwind.h" 1
  82         ror $2*8+1, %rdx
  83 xor %fs:48, %rdx
  84 # 0 "" 2
  85 #NO_APP
  86         subq    %rbp, %rdx
  87         cmpq    %rdx, %rax
  88         jnb     .L2
  89         testq   %r13, %r13
  90         jne     .L13
  91 .L16:
  92         addq    $24, %rsp
  93         xorl    %eax, %eax
  94         popq    %rbx
  95         popq    %rbp
  96         popq    %r12
  97         popq    %r13
  98         popq    %r14
  99         popq    %r15
 100         ret
 101 .L13:
 102         movq    80(%r14), %r15
 103         movq    %r8, %rdi
 104         call    _Unwind_GetCFA@PLT
 105         cmpq    %r15, %r12
 106         je      .L16
 107         movq    %rax, %rcx
 108         movq    %r12, %rdx
 109         subq    %rbp, %rcx
 110         subq    %rbp, %rdx
 111         cmpq    %rdx, %rcx
 112         jnb     .L6
 113         jmp     .L16
 114         .size   unwind_stop, .-unwind_stop
 115         .section        .rodata.str1.8,"aMS",@progbits,1
 116         .align 8
 117 .LC0:
 118         .string "FATAL: exception not rethrown\n"
 119         .text
 120         .p2align 4,,15
 121         .type   unwind_cleanup, @function
 122 unwind_cleanup:
 123         leaq    .LC0(%rip), %rdi
 124         subq    $8, %rsp
 125         call    __libc_fatal@PLT
 126         .size   unwind_cleanup, .-unwind_cleanup
 127         .p2align 4,,15
 128         .globl  __pthread_unwind
 129         .type   __pthread_unwind, @function
 130 __pthread_unwind:
 131         subq    $8, %rsp
 132         movq    %rdi, %rdx
 133 #APP
 134 # 128 "unwind.c" 1
 135         movq $0,%fs:1648
 136 # 0 "" 2
 137 #NO_APP
 138         leaq    unwind_cleanup(%rip), %rax
 139 #APP
 140 # 129 "unwind.c" 1
 141         movq %rax,%fs:1656
 142 # 0 "" 2
 143 #NO_APP
 144         movq    %fs:16, %rax
 145         leaq    unwind_stop(%rip), %rsi
 146         leaq    1648(%rax), %rdi
 147         call    _Unwind_ForcedUnwind@PLT
 148         call    abort@PLT
 149         .size   __pthread_unwind, .-__pthread_unwind
 150         .p2align 4,,15
 151         .weak   __pthread_unwind_next
 152         .type   __pthread_unwind_next, @function
 153 __pthread_unwind_next:
 154         subq    $8, %rsp
 155         movq    72(%rdi), %rdi
 156         call    __pthread_unwind
 157         .size   __pthread_unwind_next, .-__pthread_unwind_next