lld/test/ELF/arm-thumb-pc8-weak.s

   1 // REQUIRES: arm
   2 // RUN: llvm-mc --arm-add-build-attributes -filetype=obj -triple=thumbv5-none-linux-gnueabi %s -o %t
   3 // RUN: ld.lld %t -o %t2
   4 // RUN: llvm-objdump --no-print-imm-hex --no-show-raw-insn -d %t2 | FileCheck %s
   5
   6 /// Check that the ARM ABI rules for undefined weak symbols are applied.
   7 /// Relative relocations are resolved to the place. Although we can't encode
   8 /// this for R_ARM_THM_PC8 as negative addends are not permitted. Use smallest
   9 /// available value. These are corner cases.
  10  .syntax unified
  11
  12  .weak target
  13  .type target, %function
  14
  15  .text
  16  .global _start
  17 _start:
  18  /// R_ARM_THM_PC8
  19  /// adr r0, target
  20  .inst.n 0xa0ff
  21  .reloc 0, R_ARM_THM_PC8, target
  22  /// ldr r0, target
  23  .inst.n 0x48ff
  24  .reloc 2, R_ARM_THM_PC8, target
  25 // CHECK:      000200b4 <_start>:
  26 // CHECK-NEXT: 200b4: adr     r0, #0
  27 // CHECK-NEXT:        ldr     r0, [pc, #0]