xref: /llvm-project/llvm/test/tools/llvm-split/AMDGPU/kernels-global-variables.ll (revision 9347b66cfcd9acf84dbbd500b6344041c587f6a9)
1; RUN: llvm-split -o %t %s -j 3 -mtriple amdgcn-amd-amdhsa
2; RUN: llvm-dis -o - %t0 | FileCheck --check-prefix=CHECK0 --implicit-check-not=define %s
3; RUN: llvm-dis -o - %t1 | FileCheck --check-prefix=CHECK1 --implicit-check-not=define %s
4; RUN: llvm-dis -o - %t2 | FileCheck --check-prefix=CHECK2 --implicit-check-not=define %s
5
6; 3 kernels use private/internal global variables.
7; The GVs should be copied in each partition as needed.
8
9; CHECK0: @foo = hidden constant ptr poison
10; CHECK0: @bar = hidden constant ptr poison
11; CHECK0: define amdgpu_kernel void @C
12
13; CHECK1: @foo = external hidden constant ptr{{$}}
14; CHECK1: @bar = external hidden constant ptr{{$}}
15; CHECK1: define amdgpu_kernel void @A
16
17; CHECK2: @foo = external hidden constant ptr{{$}}
18; CHECK2: @bar = external hidden constant ptr{{$}}
19; CHECK2: define amdgpu_kernel void @B
20
21@foo = private constant ptr poison
22@bar = internal constant ptr poison
23
24define amdgpu_kernel void @A() {
25  store i32 42, ptr @foo
26  ret void
27}
28
29define amdgpu_kernel void @B() {
30  store i32 42, ptr @foo
31  store i32 42, ptr @bar
32  ret void
33}
34
35define amdgpu_kernel void @C() {
36  store i32 42, ptr @bar
37  ret void
38}
39