1// REQUIRES: arm 2// RUN: llvm-mc -filetype=obj -arm-add-build-attributes -triple=armv7a-none-linux-gnueabi %s -o %t 3// RUN: ld.lld --hash-style=sysv %t --shared -o %t2 4// RUN: llvm-readobj --relocations %t2 | FileCheck %s 5// RUN: llvm-objdump -s --triple=armv7a-none-linux-gnueabi %t2 | FileCheck --check-prefix=CHECK-EXTAB-NEXT %s 6 7// Check that the relative R_ARM_PREL31 relocation can access a PLT entry 8// for when the personality routine is referenced from a shared library. 9// Also check that the R_ARM_NONE no-op relocation can be used in a shared 10// library. 11 .syntax unified 12// Will produce an ARM.exidx entry with an R_ARM_NONE relocation to 13// __aeabi_unwind_cpp_pr0 14 .section .text.func1, "ax",%progbits 15 .global func1 16func1: 17 .fnstart 18 bx lr 19 .fnend 20 21// Will produce a R_ARM_PREL31 relocation with respect to the PLT entry of 22// __gxx_personality_v0 23 .section .text.func2, "ax",%progbits 24 .global func2 25func2: 26 .fnstart 27 bx lr 28 .personality __gxx_personality_v0 29 .handlerdata 30 .long 0 31 .section .text.func2 32 .fnend 33 34 .section .text.__aeabi_unwind_cpp_pr0, "ax", %progbits 35 .global __aeabi_unwind_cpp_pr0 36__aeabi_unwind_cpp_pr0: 37 bx lr 38 39// CHECK: Relocations [ 40// CHECK-NEXT: Section {{.*}} .rel.plt { 41// CHECK-NEXT: 0x302DC R_ARM_JUMP_SLOT __gxx_personality_v0 42 43// CHECK-EXTAB: Contents of section .ARM.extab: 44// 0x0238 + 0x1038 = 0x1270 = __gxx_personality_v0(PLT) 45// CHECK-EXTAB-NEXT: 0238 38000100 b0b0b000 00000000 46