1// REQUIRES: arm 2// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t 3// RUN: ld.lld %t --shared -o %t.so 4// RUN: llvm-objdump -d -triple=thumbv7a-none-linux-gnueabi %t.so | FileCheck %s 5// RUN: llvm-objdump -d -triple=armv7a-none-linux-gnueabi %t.so | FileCheck %s -check-prefix=PLT 6 .syntax unified 7 .global sym1 8 .global elsewhere 9 .weak weakref 10sym1: 11 b.w elsewhere 12 b.w weakref 13 14// Check that we generate a thunk for an undefined symbol called via a plt 15// entry. 16 17// CHECK: Disassembly of section .text: 18// CHECK-NEXT: sym1: 19// CHECK-NEXT: 1000: 00 f0 02 b8 b.w #4 <__ThumbV7PILongThunk_elsewhere> 20// CHECK-NEXT: 1004: 00 f0 06 b8 b.w #12 <__ThumbV7PILongThunk_weakref> 21// CHECK: __ThumbV7PILongThunk_elsewhere: 22// CHECK-NEXT: 1008: 40 f2 2c 0c movw r12, #44 23// CHECK-NEXT: 100c: c0 f2 00 0c movt r12, #0 24// CHECK-NEXT: 1010: fc 44 add r12, pc 25// CHECK-NEXT: 1012: 60 47 bx r12 26// CHECK: __ThumbV7PILongThunk_weakref: 27// CHECK-NEXT: 1014: 40 f2 30 0c movw r12, #48 28// CHECK-NEXT: 1018: c0 f2 00 0c movt r12, #0 29// CHECK-NEXT: 101c: fc 44 add r12, pc 30// CHECK-NEXT: 101e: 60 47 bx r12 31 32// PLT: Disassembly of section .plt: 33// PLT-NEXT: $a: 34// PLT-NEXT: 1020: 04 e0 2d e5 str lr, [sp, #-4]! 35// PLT-NEXT: 1024: 00 e6 8f e2 add lr, pc, #0, #12 36// PLT-NEXT: 1028: 00 ea 8e e2 add lr, lr, #0, #20 37// PLT-NEXT: 102c: dc ff be e5 ldr pc, [lr, #4060]! 38// PLT: $d: 39// PLT-NEXT: 1030: d4 d4 d4 d4 .word 0xd4d4d4d4 40// PLT-NEXT: 1034: d4 d4 d4 d4 .word 0xd4d4d4d4 41// PLT-NEXT: 1038: d4 d4 d4 d4 .word 0xd4d4d4d4 42// PLT-NEXT: 103c: d4 d4 d4 d4 .word 0xd4d4d4d4 43// PLT: $a: 44// PLT-NEXT: 1040: 00 c6 8f e2 add r12, pc, #0, #12 45// PLT-NEXT: 1044: 00 ca 8c e2 add r12, r12, #0, #20 46// PLT-NEXT: 1048: c4 ff bc e5 ldr pc, [r12, #4036]! 47// PLT: $d: 48// PLT-NEXT: 104c: d4 d4 d4 d4 .word 0xd4d4d4d4 49// PLT: $a: 50// PLT-NEXT: 1050: 00 c6 8f e2 add r12, pc, #0, #12 51// PLT-NEXT: 1054: 00 ca 8c e2 add r12, r12, #0, #20 52// PLT-NEXT: 1058: b8 ff bc e5 ldr pc, [r12, #4024]! 53// PLT: $d: 54// PLT-NEXT: 105c: d4 d4 d4 d4 .word 0xd4d4d4d4 55 56