| # REQUIRES: aarch64 |
| # RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %s -o %t.o |
| # RUN: ld.lld -static %t.o -o %tout |
| # RUN: llvm-objdump -D %tout | FileCheck %s |
| # RUN: llvm-readobj -r %tout | FileCheck %s --check-prefix=RELOC |
| |
| # The address of myfunc is the address of the PLT entry for myfunc. |
| # The adrp to myfunc should generate a PLT entry and a got entry with an |
| # irelative relocation. |
| .text |
| .globl myfunc |
| .type myfunc,@gnu_indirect_function |
| myfunc: |
| .globl myfunc_resolver |
| .type myfunc_resolver,@function |
| myfunc_resolver: |
| ret |
| |
| .text |
| .globl _start |
| .type _start,@function |
| _start: |
| adrp x8, myfunc |
| add x8, x8, :lo12:myfunc |
| ret |
| |
| # CHECK: Disassembly of section .text: |
| # CHECK-NEXT: myfunc_resolver: |
| # CHECK-NEXT: 210000: c0 03 5f d6 ret |
| # CHECK: _start: |
| # adrp x8, 0x210000 + 0x10 from add == .plt entry |
| # CHECK-NEXT: 210004: 08 00 00 90 adrp x8, #0 |
| # CHECK-NEXT: 210008: 08 41 00 91 add x8, x8, #16 |
| # CHECK-NEXT: 21000c: c0 03 5f d6 ret |
| # CHECK-NEXT: Disassembly of section .plt: |
| # CHECK-NEXT: myfunc: |
| # adrp x16, 0x220000, 0x220000 == address in .got.plt |
| # CHECK-NEXT: 210010: 90 00 00 90 adrp x16, #65536 |
| # CHECK-NEXT: 210014: 11 02 40 f9 ldr x17, [x16] |
| # CHECK-NEXT: 210018: 10 02 00 91 add x16, x16, #0 |
| # CHECK-NEXT: 21001c: 20 02 1f d6 br x17 |
| # CHECK-NEXT: Disassembly of section .got.plt: |
| # CHECK-NEXT: .got.plt: |
| # 0x210010 == address in .plt |
| # CHECK-NEXT: 220000: 10 00 21 00 |
| # CHECK-NEXT: 220004: 00 00 00 00 |
| |
| # RELOC: Relocations [ |
| # RELOC-NEXT: Section (1) .rela.plt { |
| # RELOC-NEXT: 0x220000 R_AARCH64_IRELATIVE - 0x210000 |
| # RELOC-NEXT: } |
| # RELOC-NEXT: ] |