1// REQUIRES: arm
2// RUN: llvm-mc -position-independent -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
3// RUN: ld.lld %t.o -shared -o %t
4// RUN: llvm-readobj -S --symbols --dyn-relocations %t | FileCheck %s
5// RUN: llvm-objdump -d --triple=armv7a-none-linux-gnueabi %t | FileCheck --check-prefix=CODE %s
6 .syntax unified
7 .text
8 .globl _start
9 .align 2
10_start:
11 .type _start, %function
12 ldr r3, .LGOT
13 ldr r2, .LGOT+4
14.LPIC:
15 add r0, pc, r3
16 bx lr
17 .align 2
18.LGOT:
19 // gas implicitly uses (R_ARM_BASE_PREL) for _GLOBAL_OFFSET_TABLE_ in PIC
20 // llvm-mc generates R_ARM_REL32, this will need updating when MC changes
21 .word _GLOBAL_OFFSET_TABLE_ - (.LPIC+8)
22 .word function(GOT)
23
24 .globl function
25 .align 2
26function:
27 .type function, %function
28 bx lr
29
30// CHECK: Dynamic Relocations {
31// CHECK-NEXT:  0x2020C R_ARM_GLOB_DAT function 0x0
32
33// CHECK: Name: _GLOBAL_OFFSET_TABLE_
34// CHECK-NEXT:    Value: 0x2020C
35// CHECK-NEXT:    Size:
36// CHECK-NEXT:    Binding: Local
37// CHECK-NEXT:    Type: None
38// CHECK-NEXT:    Other [
39// CHECK-NEXT:      STV_HIDDEN
40// CHECK-NEXT:    ]
41// CHECK-NEXT:    Section: .got
42
43// CODE: Disassembly of section .text:
44// CODE-EMPTY:
45// CODE-NEXT: <_start>:
46// CODE-NEXT:    101a0:        08 30 9f e5    ldr     r3, [pc, #8]
47// CODE-NEXT:    101a4:        08 20 9f e5    ldr     r2, [pc, #8]
48// CODE-NEXT:    101a8:        03 00 8f e0    add     r0, pc, r3
49// CODE-NEXT:    101ac:        1e ff 2f e1    bx      lr
50// CODE: <$d.1>:
51// (_GLOBAL_OFFSET_TABLE_ = 0x220c) - (0x11a8 + 8) = 0x105c
52// CODE-NEXT:    101b0:        5c 00 01 00
53// (Got(function) - GotBase = 0x0
54// CODE-NEXT:    101b4:        00 00 00 00
55