lld/test/ELF/pack-dyn-relocs-loop.s

   1 // REQUIRES: arm, aarch64
   2
   3 // RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-android %s -o %t.o
   4 // RUN: ld.lld -shared %t.o -o %t.so --pack-dyn-relocs=android -z norelro -z separate-code
   5 // RUN: llvm-readobj -S %t.so | FileCheck %s
   6
   7 // This test is making sure the Android packed relocation support doesn't
   8 // cause an infinite loop due to the size of the section oscillating
   9 // (because the size of the section impacts the layout of the following
  10 // sections).
  11
  12 // This test is very sensitive to the exact section sizes and offsets,
  13 // so check that they don't change.
  14 // CHECK:         Name: .rela.dyn (33)
  15 // CHECK-NEXT:    Type: SHT_ANDROID_RELA (0x60000002)
  16 // CHECK-NEXT:    Flags [ (0x2)
  17 // CHECK-NEXT:      SHF_ALLOC (0x2)
  18 // CHECK-NEXT:    ]
  19 // CHECK-NEXT:    Address: 0x1D8
  20 // CHECK-NEXT:    Offset: 0x1D8
  21 // CHECK-NEXT:    Size: 21
  22
  23 // CHECK:         Name: x (43)
  24 // CHECK-NEXT:    Type: SHT_PROGBITS (0x1)
  25 // CHECK-NEXT:    Flags [ (0x2)
  26 // CHECK-NEXT:      SHF_ALLOC (0x2)
  27 // CHECK-NEXT:    ]
  28 // CHECK-NEXT:    Address: 0x1ED
  29 // CHECK-NEXT:    Offset: 0x1ED
  30 // CHECK-NEXT:    Size: 65036
  31
  32 // CHECK:         Name: barr (45)
  33 // CHECK-NEXT:    Type: SHT_PROGBITS (0x1)
  34 // CHECK-NEXT:    Flags [ (0x2)
  35 // CHECK-NEXT:      SHF_ALLOC (0x2)
  36 // CHECK-NEXT:    ]
  37 // CHECK-NEXT:    Address: 0xFFFA
  38 // CHECK-NEXT:    Offset: 0xFFFA
  39 // CHECK-NEXT:    Size: 0
  40
  41 // CHECK:         Name: foo (62)
  42 // CHECK-NEXT:    Type: SHT_PROGBITS (0x1)
  43 // CHECK-NEXT:    Flags [ (0x3)
  44 // CHECK-NEXT:      SHF_ALLOC (0x2)
  45 // CHECK-NEXT:      SHF_WRITE (0x1)
  46 // CHECK-NEXT:    ]
  47 // CHECK-NEXT:    Address: 0x10004
  48 // CHECK-NEXT:    Offset: 0x10004
  49 // CHECK-NEXT:    Size: 24
  50
  51
  52 .data
  53 .long 0
  54
  55 .section foo,"aw"
  56 foof:
  57 .quad foof
  58 .quad bar-53
  59 .quad bar
  60
  61 .section x,"a"
  62 .zero 65036
  63
  64 .section barr,"a"
  65 .p2align 1
  66 bar: