xref: /llvm-project/llvm/test/CodeGen/AMDGPU/implicit-kernel-argument-alignment.ll (revision 4490003a22658dcd12527029b2c8682b63d8a9d6)
1; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx906 < %s | FileCheck --check-prefixes=CHECK %s
2
3
4; CHECK-LABEL: test_unaligned_to_eight:
5; CHECK: .amdhsa_kernarg_size 264
6define amdgpu_kernel void @test_unaligned_to_eight(i32 %four)  {
7  %implicitarg.ptr = call ptr addrspace(4) @llvm.amdgcn.implicitarg.ptr()
8  store volatile ptr addrspace(4) %implicitarg.ptr, ptr addrspace(1) undef
9  ret void
10}
11
12
13; CHECK-LABEL: test_aligned_to_eight:
14; CHECK: .amdhsa_kernarg_size 264
15define amdgpu_kernel void @test_aligned_to_eight(i64 %eight)  {
16  %implicitarg.ptr = call ptr addrspace(4) @llvm.amdgcn.implicitarg.ptr()
17  store volatile ptr addrspace(4) %implicitarg.ptr, ptr addrspace(1) undef
18  ret void
19}
20
21; CHECK-LABEL: amdhsa.kernels:
22; CHECK:  - .args:
23; CHECK-NEXT:      - .name:           four
24; CHECK-NEXT:         .offset:         0
25; CHECK-NEXT:         .size:           4
26; CHECK-NEXT:         .value_kind:     by_value
27; CHECK-NEXT:       - .offset:         8
28; CHECK-NEXT:         .size:           4
29; CHECK-NEXT:         .value_kind:     hidden_block_count_x
30; CHECK-NEXT:       - .offset:         12
31; CHECK-NEXT:         .size:           4
32; CHECK-NEXT:         .value_kind:     hidden_block_count_y
33; CHECK-NEXT:       - .offset:         16
34; CHECK-NEXT:         .size:           4
35; CHECK-NEXT:         .value_kind:     hidden_block_count_z
36; CHECK:              .kernarg_segment_align: 8
37; CHECK-NEXT:         .kernarg_segment_size: 264
38; CHECK-LABEL:        .name:           test_unaligned_to_eight
39
40; CHECK:  - .args:
41; CHECK-NEXT:      - .name:           eight
42; CHECK-NEXT:         .offset:         0
43; CHECK-NEXT:         .size:           8
44; CHECK-NEXT:         .value_kind:     by_value
45; CHECK-NEXT:       - .offset:         8
46; CHECK-NEXT:         .size:           4
47; CHECK-NEXT:         .value_kind:     hidden_block_count_x
48; CHECK-NEXT:       - .offset:         12
49; CHECK-NEXT:         .size:           4
50; CHECK-NEXT:         .value_kind:     hidden_block_count_y
51; CHECK-NEXT:       - .offset:         16
52; CHECK-NEXT:         .size:           4
53; CHECK-NEXT:         .value_kind:     hidden_block_count_z
54; CHECK:              .kernarg_segment_align: 8
55; CHECK-NEXT:         .kernarg_segment_size: 264
56; CHECK-LABEL:        .name:           test_aligned_to_eight
57
58declare ptr addrspace(4) @llvm.amdgcn.implicitarg.ptr()
59
60!llvm.module.flags = !{!0}
61!0 = !{i32 1, !"amdhsa_code_object_version", i32 500}
62