test/MC/PowerPC/tls-ld-obj.s

   1 // RUN: llvm-mc -triple=powerpc64-pc-linux -filetype=obj %s -o - | \
   2 // RUN: llvm-readobj -r | FileCheck %s
   3
   4 // Test correct relocation generation for thread-local storage using
   5 // the local dynamic model.
   6
   7         .file   "/home/espindola/llvm/llvm/test/CodeGen/PowerPC/tls-ld-obj.ll"
   8         .text
   9         .globl  main
  10         .align  2
  11         .type   main,@function
  12         .section        .opd,"aw",@progbits
  13 main:                                   # @main
  14         .align  3
  15         .quad   .L.main
  16         .quad   .TOC.@tocbase
  17         .quad   0
  18         .text
  19 .L.main:
  20 # %bb.0:                                # %entry
  21         addis 3, 2, a@got@tlsld@ha
  22         addi 3, 3, a@got@tlsld@l
  23         li 4, 0
  24         bl __tls_get_addr(a@tlsld)
  25         nop
  26         stw 4, -4(1)
  27         addis 3, 3, a@dtprel@ha
  28         addi 3, 3, a@dtprel@l
  29         lwz 4, 0(3)
  30         extsw 3, 4
  31         blr
  32         .long   0
  33         .quad   0
  34 .Ltmp0:
  35         .size   main, .Ltmp0-.L.main
  36
  37         .hidden a                       # @a
  38         .type   a,@object
  39         .section        .tbss,"awT",@nobits
  40         .globl  a
  41         .align  2
  42 a:
  43         .long   0                       # 0x0
  44         .size   a, 4
  45
  46
  47 // Verify generation of R_PPC64_GOT_TLSLD16_HA, R_PPC64_GOT_TLSLD16_LO,
  48 // R_PPC64_TLSLD, R_PPC64_DTPREL16_HA, and R_PPC64_DTPREL16_LO for
  49 // accessing external variable a, and R_PPC64_REL24 for the call to
  50 // __tls_get_addr.
  51 //
  52 // CHECK: Relocations [
  53 // CHECK:   Section {{.*}} .rela.text {
  54 // CHECK:     0x{{[0-9,A-F]+}} R_PPC64_GOT_TLSLD16_HA a
  55 // CHECK:     0x{{[0-9,A-F]+}} R_PPC64_GOT_TLSLD16_LO a
  56 // CHECK:     0x{{[0-9,A-F]+}} R_PPC64_TLSLD          a
  57 // CHECK:     0x{{[0-9,A-F]+}} R_PPC64_REL24          __tls_get_addr
  58 // CHECK:     0x{{[0-9,A-F]+}} R_PPC64_DTPREL16_HA    a
  59 // CHECK:     0x{{[0-9,A-F]+}} R_PPC64_DTPREL16_LO    a
  60 // CHECK:   }
  61 // CHECK: ]