| // REQUIRES: arm |
| // RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t |
| // RUN: ld.lld %t --shared -o %t.so |
| // RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck %s |
| .syntax unified |
| .global sym1 |
| .global elsewhere |
| .weak weakref |
| sym1: |
| b.w elsewhere |
| b.w weakref |
| |
| bl elsewhere |
| bl weakref |
| |
| // Check that we generate a thunk for an undefined symbol called via a plt |
| // entry. |
| |
| // CHECK: Disassembly of section .text: |
| // CHECK-EMPTY: |
| // CHECK-NEXT: <sym1>: |
| // CHECK-NEXT: 101e0: b.w 0x101f0 <__ThumbV7PILongThunk_elsewhere> |
| // CHECK-NEXT: b.w 0x101fc <__ThumbV7PILongThunk_weakref> |
| // CHECK-NEXT: blx 0x10230 |
| // CHECK-NEXT: blx 0x10240 |
| // CHECK: <__ThumbV7PILongThunk_elsewhere>: |
| // CHECK-NEXT: 101f0: movw r12, #52 |
| // CHECK-NEXT: movt r12, #0 |
| // CHECK-NEXT: add r12, pc |
| // CHECK-NEXT: bx r12 |
| // CHECK: <__ThumbV7PILongThunk_weakref>: |
| // CHECK-NEXT: 101fc: movw r12, #56 |
| // CHECK-NEXT: movt r12, #0 |
| // CHECK-NEXT: add r12, pc |
| // CHECK-NEXT: bx r12 |
| |
| // CHECK: Disassembly of section .plt: |
| // CHECK-EMPTY: |
| // CHECK-NEXT: <$a>: |
| // CHECK-NEXT: 10210: str lr, [sp, #-4]! |
| // CHECK-NEXT: add lr, pc, #0, #12 |
| // CHECK-NEXT: add lr, lr, #32 |
| // CHECK-NEXT: ldr pc, [lr, #148]! |
| // CHECK: <$d>: |
| // CHECK-NEXT: 10220: d4 d4 d4 d4 .word 0xd4d4d4d4 |
| // CHECK-NEXT: .word 0xd4d4d4d4 |
| // CHECK-NEXT: .word 0xd4d4d4d4 |
| // CHECK-NEXT: .word 0xd4d4d4d4 |
| // CHECK: <$a>: |
| // CHECK-NEXT: 10230: add r12, pc, #0, #12 |
| // CHECK-NEXT: add r12, r12, #32 |
| // CHECK-NEXT: ldr pc, [r12, #124]! |
| // CHECK: <$d>: |
| // CHECK-NEXT: 1023c: d4 d4 d4 d4 .word 0xd4d4d4d4 |
| // CHECK: <$a>: |
| // CHECK-NEXT: 10240: add r12, pc, #0, #12 |
| // CHECK-NEXT: add r12, r12, #32 |
| // CHECK-NEXT: ldr pc, [r12, #112]! |
| // CHECK: <$d>: |
| // CHECK-NEXT: 1024c: d4 d4 d4 d4 .word 0xd4d4d4d4 |
