lld/test/ELF/combreloc.s

   1 # REQUIRES: x86
   2
   3 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
   4 # RUN: echo 'mov aaa@gotpcrel(%rip), %rax' | llvm-mc -filetype=obj -triple=x86_64 - -o %t1.o
   5
   6 # RUN: ld.lld -shared %t.o %t1.o -o %t.so
   7 # RUN: llvm-readobj -r --dynamic-table %t.so | FileCheck %s
   8 # RUN: ld.lld -shared %t.o %t1.o -o %t.so -z combreloc
   9 # RUN: llvm-readobj -r --dynamic-table %t.so | FileCheck %s
  10
  11 # -z combreloc is the default: sort relocations by (!IsRelative,SymIndex,r_offset),
  12 # and emit DT_RELACOUNT (except on MIPS) to indicate the number of relative
  13 # relocations.
  14
  15 # CHECK:      DynamicSection [
  16 # CHECK:        RELACOUNT 1
  17 # CHECK:      Relocations [
  18 # CHECK-NEXT:   Section ({{.*}}) .rela.dyn {
  19 # CHECK-NEXT:     0x3428 R_X86_64_RELATIVE - 0x3430
  20 # CHECK-NEXT:     0x2400 R_X86_64_GLOB_DAT aaa 0x0
  21 # CHECK-NEXT:     0x3408 R_X86_64_64 aaa 0x0
  22 # CHECK-NEXT:     0x3420 R_X86_64_64 aaa 0x0
  23 # CHECK-NEXT:     0x3418 R_X86_64_64 bbb 0x0
  24 # CHECK-NEXT:     0x3410 R_X86_64_64 ccc 0x0
  25 # CHECK-NEXT:   }
  26
  27 # RUN: ld.lld -z nocombreloc -shared %t.o %t1.o -o %t.so
  28 # RUN: llvm-readobj -r --dynamic-table %t.so | FileCheck --check-prefix=NOCOMB %s
  29
  30 # NOCOMB:      DynamicSection [
  31 # NOCOMB-NOT:    RELACOUNT
  32 # NOCOMB:      Relocations [
  33 # NOCOMB-NEXT:   Section ({{.*}}) .rela.dyn {
  34 # NOCOMB-NEXT:     0x33F8 R_X86_64_64 aaa 0x0
  35 # NOCOMB-NEXT:     0x3400 R_X86_64_64 ccc 0x0
  36 # NOCOMB-NEXT:     0x3408 R_X86_64_64 bbb 0x0
  37 # NOCOMB-NEXT:     0x3410 R_X86_64_64 aaa 0x0
  38 # NOCOMB-NEXT:     0x23F0 R_X86_64_GLOB_DAT aaa 0x0
  39 # NOCOMB-NEXT:     0x3418 R_X86_64_RELATIVE - 0x3420
  40 # NOCOMB-NEXT:   }
  41
  42 .globl aaa, bbb, ccc
  43 .data
  44  .quad aaa
  45  .quad ccc
  46  .quad bbb
  47  .quad aaa
  48  .quad relative
  49 relative: