xref: /llvm-project/llvm/test/CodeGen/DirectX/scalar-load.ll (revision 6457aee5b7da6bb6d7f556d14f42a6763b42e060)
1; RUN: opt -S -passes='dxil-data-scalarization,function(scalarizer<load-store>),dxil-op-lower' -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s
2
3; Make sure we can load groupshared, static vectors and arrays of vectors
4
5@arrayofVecData = local_unnamed_addr addrspace(3) global [2 x <3 x float>] zeroinitializer, align 16
6@vecData = external addrspace(3) global <4 x i32>, align 4
7@staticArrayOfVecData = internal global [3 x <4 x i32>] [<4 x i32> <i32 1, i32 2, i32 3, i32 4>, <4 x i32> <i32 5, i32 6, i32 7, i32 8>, <4 x i32> <i32 9, i32 10, i32 11, i32 12>], align 4
8@groushared2dArrayofVectors = local_unnamed_addr addrspace(3) global [3 x [ 3 x <4 x i32>]] zeroinitializer, align 16
9
10; CHECK: @arrayofVecData.scalarized = local_unnamed_addr addrspace(3) global [2 x [3 x float]] zeroinitializer, align 16
11; CHECK: @vecData.scalarized = external addrspace(3) global [4 x i32], align 4
12; CHECK: @staticArrayOfVecData.scalarized = internal global [3 x [4 x i32]] {{\[}}[4 x i32] [i32 1, i32 2, i32 3, i32 4], [4 x i32] [i32 5, i32 6, i32 7, i32 8], [4 x i32] [i32 9, i32 10, i32 11, i32 12]], align 4
13; CHECK: @groushared2dArrayofVectors.scalarized = local_unnamed_addr addrspace(3) global [3 x [3 x [4 x i32]]] zeroinitializer, align 16
14
15; CHECK-NOT: @arrayofVecData
16; CHECK-NOT: @vecData
17; CHECK-NOT: @staticArrayOfVecData
18; CHECK-NOT: @groushared2dArrayofVectors
19
20
21; CHECK-LABEL: load_array_vec_test
22define <3 x float> @load_array_vec_test() #0 {
23  ; CHECK-COUNT-6: load float, ptr addrspace(3) {{(.*@arrayofVecData.scalarized.*|%.*)}}, align 4
24  %1 = load <3 x float>, <3 x float> addrspace(3)* getelementptr inbounds ([2 x <3 x float>], [2 x <3 x float>] addrspace(3)* @"arrayofVecData", i32 0, i32 0), align 4
25  %2 = load <3 x float>, <3 x float> addrspace(3)* getelementptr inbounds ([2 x <3 x float>], [2 x <3 x float>] addrspace(3)* @"arrayofVecData", i32 0, i32 1), align 4
26  %3 = fadd <3 x float> %1, %2
27  ret <3 x float> %3
28}
29
30; CHECK-LABEL: load_vec_test
31define <4 x i32> @load_vec_test() #0 {
32  ; CHECK-COUNT-4: load i32, ptr addrspace(3) {{(@vecData.scalarized|getelementptr \(i32, ptr addrspace\(3\) @vecData.scalarized, i32 .*\)|%.*)}}, align {{.*}}
33  %1 = load <4 x i32>, <4 x i32> addrspace(3)* @"vecData", align 4
34  ret <4 x i32> %1
35}
36
37; CHECK-LABEL: load_static_array_of_vec_test
38define <4 x i32> @load_static_array_of_vec_test(i32 %index) #0 {
39  ; CHECK: getelementptr inbounds [3 x [4 x i32]], ptr @staticArrayOfVecData.scalarized, i32 0, i32 %index
40  ; CHECK: load i32, ptr {{.*}}, align 4
41  ; CHECK: getelementptr i32, ptr {{.*}}, i32 1
42  ; CHECK: load i32, ptr {{.*}}, align 4
43  ; CHECK: getelementptr i32, ptr {{.*}}, i32 2
44  ; CHECK: load i32, ptr {{.*}}, align 4
45  ; CHECK: getelementptr i32, ptr {{.*}}, i32 3
46  ; CHECK: load i32, ptr {{.*}}, align 4
47  %3 = getelementptr inbounds [3 x <4 x i32>], [3 x <4 x i32>]* @staticArrayOfVecData, i32 0, i32 %index
48  %4 = load <4 x i32>, <4 x i32>* %3, align 4
49  ret <4 x i32> %4
50}
51
52; CHECK-LABEL: multid_load_test
53define <4 x i32> @multid_load_test() #0 {
54  ; CHECK-COUNT-8: load i32, ptr addrspace(3) {{(.*@groushared2dArrayofVectors.scalarized.*|%.*)}}, align 4
55  %1 = load <4 x i32>, <4 x i32> addrspace(3)* getelementptr inbounds ([3 x [3 x <4 x i32>]], [3 x [3 x <4 x i32>]] addrspace(3)* @"groushared2dArrayofVectors", i32 0, i32 0, i32 0), align 4
56  %2 = load <4 x i32>, <4 x i32> addrspace(3)* getelementptr inbounds ([3 x [3 x <4 x i32>]], [3 x [3 x <4 x i32>]] addrspace(3)* @"groushared2dArrayofVectors", i32 0, i32 1, i32 1), align 4
57  %3 = add <4 x i32> %1, %2
58  ret <4 x i32> %3
59}
60
61attributes #0 = { convergent norecurse nounwind "hlsl.export"}
62