| # REQUIRES: aarch64 |
| # RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %s -o %t.o |
| # RUN: ld.lld -shared %t.o -o %tout |
| # RUN: llvm-objdump -D %tout | FileCheck %s |
| # RUN: llvm-readobj -r %tout | FileCheck %s --check-prefix=CHECK-RELOCS |
| |
| # Test that when we take the address of a preemptible ifunc in a shared object |
| # we get R_AARCH64_GLOB_DAT to the symbol as it could be defined in another |
| # link unit and preempt our definition. |
| .text |
| .globl myfunc |
| .type myfunc,@gnu_indirect_function |
| myfunc: |
| ret |
| |
| .text |
| .globl main |
| .type main,@function |
| main: |
| adrp x8, :got:myfunc |
| ldr x8, [x8, :got_lo12:myfunc] |
| ret |
| # CHECK: 0000000000010004 main: |
| # x8 = 0x20000 |
| # CHECK-NEXT: 10004: 88 00 00 90 adrp x8, #65536 |
| # x8 = 0x200a0 = .got entry for myfunc with R_AARCH64_GLOB_DAT |
| # CHECK-NEXT: 10008: 08 51 40 f9 ldr x8, [x8, #160] |
| # CHECK-NEXT: 1000c: c0 03 5f d6 ret |
| |
| # CHECK: Disassembly of section .got: |
| # CHECK-NEXT: 00000000000200a0 .got: |
| |
| # CHECK-RELOCS: Relocations [ |
| # CHECK-RELOCS-NEXT: Section {{.*}} .rela.dyn { |
| # CHECK-RELOCS-NEXT: 0x200A0 R_AARCH64_GLOB_DAT myfunc 0x0 |
| # CHECK-RELOCS-NEXT: } |
| # CHECK-RELOCS-NEXT: ] |
