1// REQUIRES: aarch64
2// RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux %s -o %t
3// RUN: not ld.lld %t -o /dev/null 2>&1 | FileCheck %s
4
5// Test derived from a typical ODR violation where a global is declared
6// extern int but defined as a half or byte sized type.
7 .section .text
8 .globl _start
9 .type _start, %function
10// Access foo2 as if it were an aligned 32-bit int, expect an error as
11// foo is not aligned
12
13_start:
14 ldrb w2, [x0, #:lo12:foo1]  // Ok as no shift involved
15 ldrh w2, [x0, #:lo12:foo1]  // Error foo1 is not 2-byte aligned
16 ldrh w2, [x0, #:lo12:foo2]  // Ok as foo2 is 2-byte aligned
17 ldr  w2, [x0, #:lo12:foo2]  // Error foo2 is not 4-byte aligned
18 ldr  w2, [x0, #:lo12:foo4]  // Ok as foo4 is 4-byte aligned
19 ldr  x3, [x0, #:lo12:foo4]  // Error foo4 is not 8-byte aligned
20 ldr  x3, [x0, #:lo12:foo8]  // Ok as foo8 is 8-byte aligned
21 ldr  q0, [x0, #:lo12:foo8]  // Error foo8 is not 16-byte aligned
22 ldr  q0, [x0, #:lo12:foo16] // Ok as foo16 is 16-byte aligned
23
24 .section .data.bool, "a", @nobits
25 .balign 16
26 .globl foo16
27 .globl foo1
28 .globl foo2
29 .globl foo4
30 .globl foo8
31foo16:
32 .space 1
33foo1:
34 .space 1
35foo2:
36 .space 2
37foo4:
38 .space 4
39foo8:
40 .space 8
41
42// CHECK: improper alignment for relocation R_AARCH64_LDST16_ABS_LO12_NC: 0x220181 is not aligned to 2 bytes
43// CHECK-NEXT: improper alignment for relocation R_AARCH64_LDST32_ABS_LO12_NC: 0x220182 is not aligned to 4 bytes
44// CHECK-NEXT: improper alignment for relocation R_AARCH64_LDST64_ABS_LO12_NC: 0x220184 is not aligned to 8 bytes
45// CHECK-NEXT: improper alignment for relocation R_AARCH64_LDST128_ABS_LO12_NC: 0x220188 is not aligned to 16 bytes
46