stdlib/abort.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  __GI_abort
   9         .hidden __GI_abort
  10         .type   __GI_abort, @function
  11 __GI_abort:
  12         pushq   %rbx
  13         subq    $288, %rsp
  14         movq    %fs:16, %rbx
  15         cmpq    %rbx, 8+lock(%rip)
  16         je      .L2
  17 #APP
  18 # 54 "abort.c" 1
  19         movl %fs:24,%eax
  20 # 0 "" 2
  21 #NO_APP
  22         testl   %eax, %eax
  23         jne     .L3
  24         movl    $1, %edx
  25 #APP
  26 # 47 "../sysdeps/unix/sysv/linux/x86/lowlevellock.h" 1
  27         cmpxchgl %edx, lock(%rip)
  28 # 0 "" 2
  29 #NO_APP
  30 .L4:
  31         movq    %rbx, 8+lock(%rip)
  32 .L2:
  33         movl    stage(%rip), %eax
  34         addl    $1, 4+lock(%rip)
  35         testl   %eax, %eax
  36         je      .L22
  37 .L5:
  38         cmpl    $1, %eax
  39         je      .L23
  40         cmpl    $2, %eax
  41         je      .L14
  42 .L15:
  43         cmpl    $3, %eax
  44         je      .L24
  45 .L16:
  46         cmpl    $4, %eax
  47         je      .L25
  48 .L17:
  49         cmpl    $5, %eax
  50         je      .L26
  51         .p2align 4,,10
  52         .p2align 3
  53 .L18:
  54 #APP
  55 # 121 "abort.c" 1
  56         hlt
  57 # 0 "" 2
  58 #NO_APP
  59         jmp     .L18
  60 .L3:
  61         xorl    %eax, %eax
  62         movl    $1, %edx
  63         lock cmpxchgl   %edx, lock(%rip)
  64         je      .L4
  65         leaq    lock(%rip), %rdi
  66         call    __lll_lock_wait_private
  67         jmp     .L4
  68 .L26:
  69         movl    $127, %edi
  70         movl    $6, stage(%rip)
  71         call    __GI__exit
  72 .L25:
  73         movl    $5, stage(%rip)
  74 #APP
  75 # 107 "abort.c" 1
  76         hlt
  77 # 0 "" 2
  78 #NO_APP
  79         movl    stage(%rip), %eax
  80         jmp     .L17
  81 .L24:
  82         movl    $6, %edi
  83         movl    $4, stage(%rip)
  84         call    __GI_raise
  85         movl    stage(%rip), %eax
  86         jmp     .L16
  87 .L23:
  88         movl    4+lock(%rip), %eax
  89         movl    $0, stage(%rip)
  90         subl    $1, %eax
  91         testl   %eax, %eax
  92         movl    %eax, 4+lock(%rip)
  93         jne     .L8
  94         movq    $0, 8+lock(%rip)
  95 #APP
  96 # 77 "abort.c" 1
  97         movl %fs:24,%edx
  98 # 0 "" 2
  99 #NO_APP
 100         testl   %edx, %edx
 101         jne     .L9
 102         subl    $1, lock(%rip)
 103 .L8:
 104         movl    $6, %edi
 105         call    __GI_raise
 106         movq    %fs:16, %rbx
 107         cmpq    %rbx, 8+lock(%rip)
 108         je      .L11
 109 #APP
 110 # 81 "abort.c" 1
 111         movl %fs:24,%eax
 112 # 0 "" 2
 113 #NO_APP
 114         testl   %eax, %eax
 115         jne     .L12
 116         movl    $1, %edx
 117 #APP
 118 # 47 "../sysdeps/unix/sysv/linux/x86/lowlevellock.h" 1
 119         cmpxchgl %edx, lock(%rip)
 120 # 0 "" 2
 121 #NO_APP
 122 .L13:
 123         movq    %rbx, 8+lock(%rip)
 124 .L11:
 125         addl    $1, 4+lock(%rip)
 126 .L14:
 127         leaq    128(%rsp), %rsi
 128         xorl    %eax, %eax
 129         movl    $38, %ecx
 130         xorl    %edx, %edx
 131         movl    $3, stage(%rip)
 132         movq    %rsi, %rdi
 133         rep stosl
 134         movl    $6, %edi
 135         movq    $-1, 136(%rsp)
 136         call    __GI___sigaction
 137         movl    stage(%rip), %eax
 138         jmp     .L15
 139 .L12:
 140         xorl    %eax, %eax
 141         movl    $1, %edx
 142         lock cmpxchgl   %edx, lock(%rip)
 143         je      .L13
 144         leaq    lock(%rip), %rdi
 145         call    __lll_lock_wait_private
 146         jmp     .L13
 147 .L22:
 148         movq    %rsp, %rsi
 149         xorl    %edx, %edx
 150         movl    $1, %edi
 151         movl    $1, stage(%rip)
 152         movq    $32, (%rsp)
 153         call    __GI___sigprocmask
 154         movl    stage(%rip), %eax
 155         jmp     .L5
 156 .L9:
 157 #APP
 158 # 77 "abort.c" 1
 159         xchgl %eax, lock(%rip)
 160 # 0 "" 2
 161 #NO_APP
 162         subl    $1, %eax
 163         jle     .L8
 164         xorl    %r10d, %r10d
 165         movl    $1, %edx
 166         movl    $129, %esi
 167         leaq    lock(%rip), %rdi
 168         movl    $202, %eax
 169 #APP
 170 # 77 "abort.c" 1
 171         syscall
 172
 173 # 0 "" 2
 174 #NO_APP
 175         jmp     .L8
 176         .size   __GI_abort, .-__GI_abort
 177         .globl  abort
 178         .set    abort,__GI_abort
 179         .local  lock
 180         .comm   lock,16,16
 181         .local  stage
 182         .comm   stage,4,4
 183         .hidden __GI___abort_msg
 184         .globl  __GI___abort_msg
 185         .bss
 186         .align 8
 187         .type   __GI___abort_msg, @object
 188         .size   __GI___abort_msg, 8
 189 __GI___abort_msg:
 190         .zero   8
 191         .globl  __abort_msg
 192         .set    __abort_msg,__GI___abort_msg
 193         .hidden __lll_lock_wait_private