gas/testsuite/gas/i386/tlsnopic.s

   1         .section ".tdata", "awT", @progbits
   2         .globl baz
   3         .hidden baz
   4         .globl var
   5         .hidden var2
   6 bar:    .long 27
   7 baz:    .long 29
   8 var:    .long 31
   9 var2:   .long 33
  10         .text
  11         .globl  fn
  12         .type   fn,@function
  13 fn:
  14         /* Main binary, no PIC.  */
  15 1:      movl    1b, %edx
  16         addl    $_GLOBAL_OFFSET_TABLE_+[.-1b], %edx
  17
  18         /* foo can be anywhere in startup TLS.  */
  19         movl    %gs:0, %eax
  20         subl    foo@GOTTPOFF(%edx), %eax
  21         /* %eax now contains &foo.  */
  22
  23         /* bar only in the main program.  */
  24         movl    %gs:0, %eax
  25         subl    $bar@TPOFF, %eax
  26         /* %eax now contains &bar.  */
  27
  28         /* baz only in the main program.  */
  29         movl    %gs:0, %ecx
  30         /* Arbitrary instructions in between.  */
  31         nop
  32         subl    $baz@TPOFF, %ecx
  33         /* %ecx now contains &baz.  */
  34
  35         /* var and var2 only in the main program.  */
  36         movl    %gs:0, %ecx
  37         /* Arbitrary instructions in between.  */
  38         nop
  39         nop
  40         leal    var@NTPOFF(%ecx), %eax
  41         /* Arbitrary instructions in between.  */
  42         nop
  43         leal    var2@NTPOFF(%ecx), %edx
  44
  45         /* foo can be anywhere in startup TLS.  */
  46         movl    foo@INDNTPOFF, %eax
  47         movl    %gs:(%eax), %eax
  48         /* %eax now contains foo.  */
  49
  50         movl    %gs:0, %eax
  51         addl    foo@INDNTPOFF, %eax
  52         /* %eax now contains &foo.  */
  53
  54         ret