lld/test/ELF/arm-fpic-got.s

   1 // REQUIRES: arm
   2 // RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
   3 // RUN: ld.lld %t.o -o %t
   4 // RUN: llvm-readobj -S %t | FileCheck %s
   5 // RUN: llvm-readobj -S --symbols %t | FileCheck -check-prefix=SYMBOLS %s
   6 // RUN: llvm-objdump -d --no-show-raw-insn --triple=armv7a-none-linux-gnueabi %t | FileCheck --check-prefix=CODE %s
   7
   8 // Test the R_ARM_GOT_PREL relocation
   9  .syntax unified
  10  .text
  11  .globl _start
  12  .align 2
  13 _start:
  14  ldr     r0, .LCPI0_0
  15 .LPC0_0:
  16  ldr     r0, [pc, r0]
  17  ldr     r0, [r0]
  18  bx      lr
  19 .LCPI0_0:
  20 .Ltmp0:
  21  // Generate R_ARM_GOT_PREL
  22  .long   val(GOT_PREL)-((.LPC0_0+8)-.Ltmp0)
  23
  24  .data
  25  .type   val,%object
  26  .globl  val
  27  .align  2
  28 val:
  29  .long   10
  30  .size   val, 4
  31
  32 // CHECK: Section {
  33 // CHECK:    Name: .got
  34 // CHECK-NEXT:    Type: SHT_PROGBITS
  35 // CHECK-NEXT:      Flags [
  36 // CHECK-NEXT:      SHF_ALLOC
  37 // CHECK-NEXT:      SHF_WRITE
  38 // CHECK-NEXT:    ]
  39 // CHECK-NEXT:    Address: 0x30128
  40 // CHECK-NEXT:    Offset:
  41 // CHECK-NEXT:    Size: 4
  42 // CHECK-NEXT:    Link:
  43 // CHECK-NEXT:    Info:
  44 // CHECK-NEXT:    AddressAlignment: 4
  45 // CHECK-NEXT:    EntrySize:
  46
  47 // SYMBOLS:    Name: val
  48 // SYMBOLS-NEXT:    Value: 0x4012C
  49 // SYMBOLS-NEXT:    Size: 4
  50 // SYMBOLS-NEXT:    Binding: Global
  51 // SYMBOLS-NEXT:    Type: Object
  52 // SYMBOLS-NEXT:    Other:
  53 // SYMBOLS-NEXT:    Section: .data
  54
  55 // CODE: Disassembly of section .text:
  56 // CODE-EMPTY:
  57 // CODE-NEXT: <_start>:
  58 // CODE-NEXT:   20114:       ldr     r0, [pc, #8]
  59 // CODE-NEXT:   20118:       ldr     r0, [pc, r0]
  60 // CODE-NEXT:   2011c:       ldr     r0, [r0]
  61 // CODE-NEXT:   20120:       bx      lr
  62 // CODE: <$d.1>:
  63 // 0x11124 + 0x1008 + 8 = 0x12128 = .got
  64 // CODE-NEXT:   20124:       08 00 01 00