test/MC/ELF/weakref.s

   1 // RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | elf-dump  | FileCheck %s
   2
   3 // This is a long test that checks that the aliases created by weakref are
   4 // never in the symbol table and that the only case it causes a symbol to
   5 // be output as a weak undefined symbol is if that variable is not defined
   6 // in this file and all the references to it are done via the alias.
   7
   8         .weakref foo1, bar1
   9
  10         .weakref foo2, bar2
  11         .long bar2
  12
  13         .weakref foo3, bar3
  14         .long foo3
  15
  16         .weakref foo4, bar4
  17         .long foo4
  18         .long bar4
  19
  20         .weakref foo5, bar5
  21         .long bar5
  22         .long foo5
  23
  24 bar6:
  25         .weakref foo6, bar6
  26
  27 bar7:
  28         .weakref foo7, bar7
  29         .long bar7
  30
  31 bar8:
  32         .weakref foo8, bar8
  33         .long foo8
  34
  35 bar9:
  36         .weakref foo9, bar9
  37         .long foo9
  38         .long bar9
  39
  40 bar10:
  41         .global bar10
  42         .weakref foo10, bar10
  43         .long bar10
  44         .long foo10
  45
  46 bar11:
  47         .global bar11
  48         .weakref foo11, bar11
  49
  50 bar12:
  51         .global bar12
  52         .weakref foo12, bar12
  53         .long bar12
  54
  55 bar13:
  56         .global bar13
  57         .weakref foo13, bar13
  58         .long foo13
  59
  60 bar14:
  61         .global bar14
  62         .weakref foo14, bar14
  63         .long foo14
  64         .long bar14
  65
  66 bar15:
  67         .global bar15
  68         .weakref foo15, bar15
  69         .long bar15
  70         .long foo15
  71
  72 // CHECK:       # Symbol 0x00000000
  73 // CHECK-NEXT:  (('st_name', 0x00000000) # ''
  74 // CHECK-NEXT:   ('st_bind', 0x00000000)
  75 // CHECK-NEXT:   ('st_type', 0x00000000)
  76 // CHECK-NEXT:   ('st_other', 0x00000000)
  77 // CHECK-NEXT:   ('st_shndx', 0x00000000)
  78 // CHECK-NEXT:   ('st_value', 0x00000000)
  79 // CHECK-NEXT:   ('st_size', 0x00000000)
  80 // CHECK-NEXT:  ),
  81 // CHECK-NEXT:  # Symbol 0x00000001
  82 // CHECK-NEXT:  (('st_name', 0x00000015) # 'bar6'
  83 // CHECK-NEXT:   ('st_bind', 0x00000000)
  84 // CHECK-NEXT:   ('st_type', 0x00000000)
  85 // CHECK-NEXT:   ('st_other', 0x00000000)
  86 // CHECK-NEXT:   ('st_shndx', 0x00000001)
  87 // CHECK-NEXT:   ('st_value', 0x00000018)
  88 // CHECK-NEXT:   ('st_size', 0x00000000)
  89 // CHECK-NEXT:  ),
  90 // CHECK-NEXT:  # Symbol 0x00000002
  91 // CHECK-NEXT:  (('st_name', 0x0000001a) # 'bar7'
  92 // CHECK-NEXT:   ('st_bind', 0x00000000)
  93 // CHECK-NEXT:   ('st_type', 0x00000000)
  94 // CHECK-NEXT:   ('st_other', 0x00000000)
  95 // CHECK-NEXT:   ('st_shndx', 0x00000001)
  96 // CHECK-NEXT:   ('st_value', 0x00000018)
  97 // CHECK-NEXT:   ('st_size', 0x00000000)
  98 // CHECK-NEXT:  ),
  99 // CHECK-NEXT:  # Symbol 0x00000003
 100 // CHECK-NEXT:  (('st_name', 0x0000001f) # 'bar8'
 101 // CHECK-NEXT:   ('st_bind', 0x00000000)
 102 // CHECK-NEXT:   ('st_type', 0x00000000)
 103 // CHECK-NEXT:   ('st_other', 0x00000000)
 104 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 105 // CHECK-NEXT:   ('st_value', 0x0000001c)
 106 // CHECK-NEXT:   ('st_size', 0x00000000)
 107 // CHECK-NEXT:  ),
 108 // CHECK-NEXT:  # Symbol 0x00000004
 109 // CHECK-NEXT:  (('st_name', 0x00000024) # 'bar9'
 110 // CHECK-NEXT:   ('st_bind', 0x00000000)
 111 // CHECK-NEXT:   ('st_type', 0x00000000)
 112 // CHECK-NEXT:   ('st_other', 0x00000000)
 113 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 114 // CHECK-NEXT:   ('st_value', 0x00000020)
 115 // CHECK-NEXT:   ('st_size', 0x00000000)
 116 // CHECK-NEXT:  ),
 117 // CHECK-NEXT:  # Symbol 0x00000005
 118 // CHECK-NEXT:  (('st_name', 0x00000000) # ''
 119 // CHECK-NEXT:   ('st_bind', 0x00000000)
 120 // CHECK-NEXT:   ('st_type', 0x00000003)
 121 // CHECK-NEXT:   ('st_other', 0x00000000)
 122 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 123 // CHECK-NEXT:   ('st_value', 0x00000000)
 124 // CHECK-NEXT:   ('st_size', 0x00000000)
 125 // CHECK-NEXT:  ),
 126 // CHECK-NEXT:  # Symbol 0x00000006
 127 // CHECK-NEXT:  (('st_name', 0x00000000) # ''
 128 // CHECK-NEXT:   ('st_bind', 0x00000000)
 129 // CHECK-NEXT:   ('st_type', 0x00000003)
 130 // CHECK-NEXT:   ('st_other', 0x00000000)
 131 // CHECK-NEXT:   ('st_shndx', 0x00000002)
 132 // CHECK-NEXT:   ('st_value', 0x00000000)
 133 // CHECK-NEXT:   ('st_size', 0x00000000)
 134 // CHECK-NEXT:  ),
 135 // CHECK-NEXT:  # Symbol 0x00000007
 136 // CHECK-NEXT:  (('st_name', 0x00000000) # ''
 137 // CHECK-NEXT:   ('st_bind', 0x00000000)
 138 // CHECK-NEXT:   ('st_type', 0x00000003)
 139 // CHECK-NEXT:   ('st_other', 0x00000000)
 140 // CHECK-NEXT:   ('st_shndx', 0x00000003)
 141 // CHECK-NEXT:   ('st_value', 0x00000000)
 142 // CHECK-NEXT:   ('st_size', 0x00000000)
 143 // CHECK-NEXT:  ),
 144 // CHECK-NEXT:  # Symbol 0x00000008
 145 // CHECK-NEXT:  (('st_name', 0x00000029) # 'bar10'
 146 // CHECK-NEXT:   ('st_bind', 0x00000001)
 147 // CHECK-NEXT:   ('st_type', 0x00000000)
 148 // CHECK-NEXT:   ('st_other', 0x00000000)
 149 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 150 // CHECK-NEXT:   ('st_value', 0x00000028)
 151 // CHECK-NEXT:   ('st_size', 0x00000000)
 152 // CHECK-NEXT:  ),
 153 // CHECK-NEXT:  # Symbol 0x00000009
 154 // CHECK-NEXT:  (('st_name', 0x0000002f) # 'bar11'
 155 // CHECK-NEXT:   ('st_bind', 0x00000001)
 156 // CHECK-NEXT:   ('st_type', 0x00000000)
 157 // CHECK-NEXT:   ('st_other', 0x00000000)
 158 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 159 // CHECK-NEXT:   ('st_value', 0x00000030)
 160 // CHECK-NEXT:   ('st_size', 0x00000000)
 161 // CHECK-NEXT:  ),
 162 // CHECK-NEXT:  # Symbol 0x0000000a
 163 // CHECK-NEXT:  (('st_name', 0x00000035) # 'bar12'
 164 // CHECK-NEXT:   ('st_bind', 0x00000001)
 165 // CHECK-NEXT:   ('st_type', 0x00000000)
 166 // CHECK-NEXT:   ('st_other', 0x00000000)
 167 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 168 // CHECK-NEXT:   ('st_value', 0x00000030)
 169 // CHECK-NEXT:   ('st_size', 0x00000000)
 170 // CHECK-NEXT:  ),
 171 // CHECK-NEXT:  # Symbol 0x0000000b
 172 // CHECK-NEXT:  (('st_name', 0x0000003b) # 'bar13'
 173 // CHECK-NEXT:   ('st_bind', 0x00000001)
 174 // CHECK-NEXT:   ('st_type', 0x00000000)
 175 // CHECK-NEXT:   ('st_other', 0x00000000)
 176 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 177 // CHECK-NEXT:   ('st_value', 0x00000034)
 178 // CHECK-NEXT:   ('st_size', 0x00000000)
 179 // CHECK-NEXT:  ),
 180 // CHECK-NEXT:  # Symbol 0x0000000c
 181 // CHECK-NEXT:  (('st_name', 0x00000041) # 'bar14'
 182 // CHECK-NEXT:   ('st_bind', 0x00000001)
 183 // CHECK-NEXT:   ('st_type', 0x00000000)
 184 // CHECK-NEXT:   ('st_other', 0x00000000)
 185 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 186 // CHECK-NEXT:   ('st_value', 0x00000038)
 187 // CHECK-NEXT:   ('st_size', 0x00000000)
 188 // CHECK-NEXT:  ),
 189 // CHECK-NEXT:  # Symbol 0x0000000d
 190 // CHECK-NEXT:  (('st_name', 0x00000047) # 'bar15'
 191 // CHECK-NEXT:   ('st_bind', 0x00000001)
 192 // CHECK-NEXT:   ('st_type', 0x00000000)
 193 // CHECK-NEXT:   ('st_other', 0x00000000)
 194 // CHECK-NEXT:   ('st_shndx', 0x00000001)
 195 // CHECK-NEXT:   ('st_value', 0x00000040)
 196 // CHECK-NEXT:   ('st_size', 0x00000000)
 197 // CHECK-NEXT:  ),
 198 // CHECK-NEXT:  # Symbol 0x0000000e
 199 // CHECK-NEXT:  (('st_name', 0x00000001) # 'bar2'
 200 // CHECK-NEXT:   ('st_bind', 0x00000001)
 201 // CHECK-NEXT:   ('st_type', 0x00000000)
 202 // CHECK-NEXT:   ('st_other', 0x00000000)
 203 // CHECK-NEXT:   ('st_shndx', 0x00000000)
 204 // CHECK-NEXT:   ('st_value', 0x00000000)
 205 // CHECK-NEXT:   ('st_size', 0x00000000)
 206 // CHECK-NEXT:  ),
 207 // CHECK-NEXT:  # Symbol 0x0000000f
 208 // CHECK-NEXT:  (('st_name', 0x00000006) # 'bar3'
 209 // CHECK-NEXT:   ('st_bind', 0x00000002)
 210 // CHECK-NEXT:   ('st_type', 0x00000000)
 211 // CHECK-NEXT:   ('st_other', 0x00000000)
 212 // CHECK-NEXT:   ('st_shndx', 0x00000000)
 213 // CHECK-NEXT:   ('st_value', 0x00000000)
 214 // CHECK-NEXT:   ('st_size', 0x00000000)
 215 // CHECK-NEXT:  ),
 216 // CHECK-NEXT:  # Symbol 0x00000010
 217 // CHECK-NEXT:  (('st_name', 0x0000000b) # 'bar4'
 218 // CHECK-NEXT:   ('st_bind', 0x00000001)
 219 // CHECK-NEXT:   ('st_type', 0x00000000)
 220 // CHECK-NEXT:   ('st_other', 0x00000000)
 221 // CHECK-NEXT:   ('st_shndx', 0x00000000)
 222 // CHECK-NEXT:   ('st_value', 0x00000000)
 223 // CHECK-NEXT:   ('st_size', 0x00000000)
 224 // CHECK-NEXT:  ),
 225 // CHECK-NEXT:  # Symbol 0x00000011
 226 // CHECK-NEXT:  (('st_name', 0x00000010) # 'bar5'
 227 // CHECK-NEXT:   ('st_bind', 0x00000001)
 228 // CHECK-NEXT:   ('st_type', 0x00000000)
 229 // CHECK-NEXT:   ('st_other', 0x00000000)
 230 // CHECK-NEXT:   ('st_shndx', 0x00000000)
 231 // CHECK-NEXT:   ('st_value', 0x00000000)
 232 // CHECK-NEXT:   ('st_size', 0x00000000)
 233 // CHECK-NEXT:  ),
 234 // CHECK-NEXT: ])