xref: /llvm-project/llvm/test/CodeGen/ARM/GlobalISel/arm-isel-globals-static.ll (revision bed1c7f061aa12417aa081e334afdba45767b938)
1; RUN: llc -mtriple armv7-linux -relocation-model=static -global-isel %s -o - | FileCheck %s -check-prefixes=CHECK,ELF,ELF-MOVT
2; RUN: llc -mtriple armv7-linux -relocation-model=static -mattr=+no-movt -global-isel %s -o - | FileCheck %s -check-prefixes=CHECK,ELF,ELF-NOMOVT
3; RUN: llc -mtriple armv7-darwin -relocation-model=static -global-isel %s -o - | FileCheck %s -check-prefixes=CHECK,DARWIN,DARWIN-MOVT
4; RUN: llc -mtriple armv7-darwin -relocation-model=static -mattr=+no-movt -global-isel %s -o - | FileCheck %s -check-prefixes=CHECK,DARWIN,DARWIN-NOMOVT
5
6@internal_global = internal global i32 42
7define i32 @test_internal_global() {
8; CHECK-LABEL: test_internal_global:
9; ELF-MOVT: movw r[[ADDR:[0-9]+]], :lower16:internal_global
10; ELF-MOVT-NEXT: movt r[[ADDR]], :upper16:internal_global
11; ELF-NOMOVT: ldr r[[ADDR:[0-9]+]], [[LABEL:.L[[:alnum:]_]+]]
12; DARWIN-MOVT: movw r[[ADDR:[0-9]+]], :lower16:_internal_global
13; DARWIN-MOVT-NEXT: movt r[[ADDR]], :upper16:_internal_global
14; DARWIN-NOMOVT: ldr r[[ADDR:[0-9]+]], [[LABEL:L[[:alnum:]_]+]]
15; CHECK-NEXT: ldr r0, [r[[ADDR]]]
16; CHECK-NEXT: bx lr
17; ELF-NOMOVT: [[LABEL]]:
18; ELF-NOMOVT-NEXT: .long internal_global
19; DARWIN-NOMOVT: [[LABEL]]:
20; DARWIN-NOMOVT-NEXT: .long _internal_global
21
22entry:
23  %v = load i32, ptr @internal_global
24  ret i32 %v
25}
26
27@external_global = external global i32
28define i32 @test_external_global() {
29; CHECK-LABEL: test_external_global:
30; ELF-MOVT: movw r[[ADDR:[0-9]+]], :lower16:external_global
31; ELF-MOVT-NEXT: movt r[[ADDR]], :upper16:external_global
32; ELF-NOMOVT: ldr r[[ADDR:[0-9]+]], [[CONST_POOL:.L[[:alnum:]_]+]]
33; DARWIN-MOVT: movw r[[ADDR:[0-9]+]], :lower16:_external_global
34; DARWIN-MOVT: movt r[[ADDR]], :upper16:_external_global
35; DARWIN-NOMOVT: ldr r[[ADDR:[0-9]+]], [[LABEL:L[[:alnum:]_]+]]
36; CHECK-NEXT: ldr r0, [r[[ADDR]]]
37; CHECK-NEXT: bx lr
38; ELF-NOMOVT: [[CONST_POOL]]:
39; ELF-NOMOVT: .long external_global
40; DARWIN-NOMOVT: [[LABEL]]:
41; DARWIN-NOMOVT: .long _external_global
42entry:
43  %v = load i32, ptr @external_global
44  ret i32 %v
45}
46
47; ELF: internal_global:
48; DARWIN: _internal_global:
49; CHECK: .long 42
50; ELF: .size internal_global, 4
51