xref: /llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.queue.ptr.ll (revision b1bcb7ca460fcd317bbc8309e14c8761bf8394e0)
1; RUN: llc -global-isel -mtriple=amdgcn--amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
2
3; FIXME: Error on non-hsa target
4
5; GCN-LABEL: {{^}}queue_ptr:
6; GCN: s_load_dword s{{[0-9]+}}, s[6:7], 0x0
7; GCN: .amdhsa_user_sgpr_queue_ptr 1
8define amdgpu_kernel void @queue_ptr(ptr addrspace(1) %out) {
9  %queue_ptr = call noalias ptr addrspace(4) @llvm.amdgcn.queue.ptr() #0
10  %value = load i32, ptr addrspace(4) %queue_ptr
11  store i32 %value, ptr addrspace(1) %out
12  ret void
13}
14
15; GCN-LABEL: {{^}}queue_ptr_opt:
16; GCN: s_load_dword s{{[0-9]+}}, s[4:5], 0x0
17; GCN: .amdhsa_user_sgpr_queue_ptr 1
18define amdgpu_kernel void @queue_ptr_opt(ptr addrspace(1) %out) #1 {
19  %queue_ptr = call noalias ptr addrspace(4) @llvm.amdgcn.queue.ptr() #0
20  %value = load i32, ptr addrspace(4) %queue_ptr
21  store i32 %value, ptr addrspace(1) %out
22  ret void
23}
24
25declare noalias ptr addrspace(4) @llvm.amdgcn.queue.ptr() #0
26
27attributes #0 = { nounwind readnone }
28attributes #1 = { "amdgpu-no-dispatch-ptr" }
29
30!llvm.module.flags = !{!0}
31!0 = !{i32 1, !"amdhsa_code_object_version", i32 400}
32