xref: /llvm-project/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.dispatch.ptr.ll (revision 4490003a22658dcd12527029b2c8682b63d8a9d6)
1; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
2; RUN: not llc -mtriple=amdgcn-unknown-unknown -mcpu=kaveri -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=ERROR %s
3
4; ERROR: in function test{{.*}}: unsupported hsa intrinsic without hsa target
5
6; GCN-LABEL: {{^}}test:
7; GCN: s_load_dword s{{[0-9]+}}, s[4:5], 0x0
8; GCN: .amdhsa_user_sgpr_dispatch_ptr 1
9define amdgpu_kernel void @test(ptr addrspace(1) %out) {
10  %dispatch_ptr = call noalias ptr addrspace(4) @llvm.amdgcn.dispatch.ptr() #0
11  %value = load i32, ptr addrspace(4) %dispatch_ptr
12  store i32 %value, ptr addrspace(1) %out
13  ret void
14}
15
16; GCN-LABEL: {{^}}test2
17; GCN: s_load_dword s[[REG:[0-9]+]], s[4:5], 0x1
18; GCN: s_lshr_b32 s{{[0-9]+}}, s[[REG]], 16
19; GCN-NOT: load_ushort
20; GCN: s_endpgm
21; GCN: .amdhsa_user_sgpr_dispatch_ptr 1
22define amdgpu_kernel void @test2(ptr addrspace(1) %out) {
23  %dispatch_ptr = call noalias ptr addrspace(4) @llvm.amdgcn.dispatch.ptr() #0
24  %d1 = getelementptr inbounds i8, ptr addrspace(4) %dispatch_ptr, i64 6
25  %v1 = load i16, ptr addrspace(4) %d1
26  %e1 = zext i16 %v1 to i32
27  store i32 %e1, ptr addrspace(1) %out
28  ret void
29}
30
31declare noalias ptr addrspace(4) @llvm.amdgcn.dispatch.ptr() #0
32
33attributes #0 = { readnone }
34
35!llvm.module.flags = !{!0}
36!0 = !{i32 1, !"amdhsa_code_object_version", i32 400}
37