1 ; RUN: llc -mtriple=arm64-none-linux-gnu -relocation-model=pic -o - < %s | FileCheck %s
2 ; RUN: llc -mtriple=arm64-none-linux-gnu -relocation-model=static -o - < %s | FileCheck %s
3 ; RUN: llc -mtriple=arm64-none-linux-gnu -code-model=large -o - < %s | FileCheck --check-prefix=CHECK-LARGE %s
5 declare extern_weak i32 @var()
8 ; The usual ADRP/ADD pair can't be used for a weak reference because it must
9 ; evaluate to 0 if the symbol is undefined. We use a GOT entry for PIC
10 ; otherwise a litpool entry.
13 ; CHECK: adrp x[[VAR:[0-9]+]], :got:var
14 ; CHECK: ldr x0, [x[[VAR]], :got_lo12:var]
16 ; In the large model, the usual relocations are absolute and can
18 ; CHECK-LARGE: movz x0, #:abs_g0_nc:var
19 ; CHECK-LARGE: movk x0, #:abs_g1_nc:var
20 ; CHECK-LARGE: movk x0, #:abs_g2_nc:var
21 ; CHECK-LARGE: movk x0, #:abs_g3:var
25 @arr_var = extern_weak global [10 x i32]
28 %addr = getelementptr [10 x i32], [10 x i32]* @arr_var, i32 0, i32 5
29 ; CHECK: adrp x[[ARR_VAR_HI:[0-9]+]], :got:arr_var
30 ; CHECK: ldr [[ARR_VAR:x[0-9]+]], [x[[ARR_VAR_HI]], :got_lo12:arr_var]
31 ; CHECK: add x0, [[ARR_VAR]], #20
34 ; In the large model, the usual relocations are absolute and can
36 ; CHECK-LARGE: movz [[ARR_VAR:x[0-9]+]], #:abs_g0_nc:arr_var
37 ; CHECK-LARGE: movk [[ARR_VAR]], #:abs_g1_nc:arr_var
38 ; CHECK-LARGE: movk [[ARR_VAR]], #:abs_g2_nc:arr_var
39 ; CHECK-LARGE: movk [[ARR_VAR]], #:abs_g3:arr_var
42 @defined_weak_var = internal unnamed_addr global i32 0
44 define i32* @wibble() {
45 ret i32* @defined_weak_var
46 ; CHECK: adrp [[BASE:x[0-9]+]], defined_weak_var
47 ; CHECK: add x0, [[BASE]], :lo12:defined_weak_var
49 ; CHECK-LARGE: movz x0, #:abs_g0_nc:defined_weak_var
50 ; CHECK-LARGE: movk x0, #:abs_g1_nc:defined_weak_var
51 ; CHECK-LARGE: movk x0, #:abs_g2_nc:defined_weak_var
52 ; CHECK-LARGE: movk x0, #:abs_g3:defined_weak_var