llvm-project/lld/test/ELF/arm-thumb-adr.s

45 lines
1.1 KiB
ArmAsm

// REQUIRES: arm
// RUN: llvm-mc --triple=thumbv6m-none-eabi --arm-add-build-attributes -filetype=obj -o %t.o %s
// RUN: ld.lld %t.o -o %t
// RUN: llvm-objdump -d --no-show-raw-insn %t --triple=thumbv6m-none-eabi | FileCheck %s
/// Test R_ARM_THM_PC8 as used in the adr pseudo instruction. Only positive
/// 4-byte aligned offsets are permitted.
.section .text.01, "ax", %progbits
.balign 4
.global _start
.thumb_func
_start:
/// adr r0, target1
.inst.n 0xa0ff
.reloc 0, R_ARM_THM_PC8, target1
/// adr r1, target2
.inst.n 0xa1ff
.reloc 2, R_ARM_THM_PC8, target2
.section .text.02, "ax", %progbits
.balign 4
.global target1
.type target1, %function
target1:
nop
bx lr
.section .text.03, "ax", %progbits
.balign 4
.space 1016
.type target2, %function
target2:
nop
bx lr
// CHECK: 000200b4 <_start>:
// CHECK-NEXT: 200b4: adr r0, #0
// CHECK-NEXT: 200b6: adr r1, #1020
// CHECK: 000200b8 <target1>:
// CHECK-NEXT: 200b8: nop
// CHECK-NEXT: 200ba: bx lr
// CHECK: 000204b4 <target2>:
// CHECK-NEXT: 204b4: nop
// CHECK-NEXT: 204b6: bx lr