test/MC/ARM/elf-thumbfunc-reloc2.s

   1 // RUN: llvm-mc %s -triple=thumbv7-linux-gnueabi \
   2 // RUN: -filetype=obj -o - | llvm-readobj -S --sd -r --symbols | \
   3 // RUN: FileCheck %s
   4
   5 // We want to test relocatable thumb function call.
   6
   7         .thumb_func
   8 foo:
   9         .fnstart
  10         bx      lr
  11         .cantunwind
  12         .fnend
  13
  14         .align  1
  15 bar:
  16         .fnstart
  17         push    {r7, lr}
  18         bl      foo(PLT)
  19         pop     {r7, pc}
  20         .cantunwind
  21         .fnend
  22
  23 // make sure that bl 0 <foo> (fff7feff) is correctly encoded
  24 // CHECK: Sections [
  25 // CHECK:   SectionData (
  26 // CHECK:     0000: 704780B5 FFF7FEFF 80BD
  27 // CHECK:   )
  28 // CHECK: ]
  29
  30 // CHECK:      Relocations [
  31 // CHECK-NEXT:   Section {{.*}} .rel.text {
  32 // CHECK-NEXT:     0x4 R_ARM_THM_CALL foo 0x0
  33 // CHECK-NEXT:   }
  34 // CHECK-NEXT:   Section {{.*}} .rel.ARM.exidx {
  35 // CHECK-NEXT:     0x0 R_ARM_PREL31 .text 0x0
  36 // CHECK-NEXT:     0x8 R_ARM_PREL31 .text 0x0
  37 // CHECK-NEXT:   }
  38 // CHECK-NEXT: ]
  39
  40 // make sure foo is thumb function: bit 0 = 1
  41 // CHECK:      Symbols [
  42 // CHECK:        Symbol {
  43 // CHECK:          Name: foo
  44 // CHECK-NEXT:     Value: 0x1