lld/test/ELF/aarch64-gnu-ifunc2.s

   1 # REQUIRES: aarch64
   2 # RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %s -o %t.o
   3 # RUN: ld.lld %t.o -o %t
   4 # RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %t | FileCheck %s
   5 # RUN: llvm-readelf -S %t | FileCheck %s --check-prefix=SEC
   6 # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=RELOC
   7
   8 # CHECK:      Disassembly of section .text:
   9 # CHECK-EMPTY:
  10 # CHECK-NEXT: <myfunc>:
  11 # CHECK-NEXT:   210170:
  12
  13 # CHECK:      <main>:
  14 # .got.plt - page(0x210174) = 0x220190 - 0x210000 = 0x10190
  15 # CHECK-NEXT:   210174: adrp    x8, 0x220000
  16 # CHECK-NEXT:   210178: ldr     x8, [x8, #0x190]
  17 # CHECK-NEXT:   21017c: ret
  18
  19 # CHECK:      Disassembly of section .iplt:
  20 # CHECK-EMPTY:
  21 # CHECK-NEXT: <.iplt>:
  22 # .got.plt - page(0x210180) = 0x220190 - 0x210000 = 0x10190
  23 # CHECK-NEXT:   210180: adrp    x16, 0x220000
  24 # CHECK-NEXT:   210184: ldr     x17, [x16, #0x190]
  25 # CHECK-NEXT:   210188: add     x16, x16, #0x190
  26 # CHECK-NEXT:   21018c: br      x17
  27
  28 # SEC: .got.plt PROGBITS 0000000000220190 000190 000008 00 WA 0 0 8
  29
  30 # RELOC:      Relocations [
  31 # RELOC-NEXT:   Section {{.*}} .rela.dyn {
  32 # RELOC-NEXT:     0x220190 R_AARCH64_IRELATIVE - 0x210170
  33 # RELOC-NEXT:   }
  34 # RELOC-NEXT: ]
  35
  36 .text
  37 .globl myfunc
  38 .type myfunc,@gnu_indirect_function
  39 myfunc:
  40  ret
  41
  42 .text
  43 .globl main
  44 .type main,@function
  45 main:
  46  adrp x8, :got:myfunc
  47  ldr  x8, [x8, :got_lo12:myfunc]
  48  ret