1 // RUN: %clang_cc1 -no-opaque-pointers -triple amdgcn-amd-amdhsa \
2 // RUN:     -fcuda-is-device -emit-llvm -o - -x hip %s \
3 // RUN:     | FileCheck -check-prefix=PRECOV5 %s
4 
5 
6 // RUN: %clang_cc1 -no-opaque-pointers -triple amdgcn-amd-amdhsa \
7 // RUN:     -fcuda-is-device -mcode-object-version=5 -emit-llvm -o - -x hip %s \
8 // RUN:     | FileCheck -check-prefix=COV5 %s
9 
10 #include "Inputs/cuda.h"
11 
12 // PRECOV5-LABEL: test_get_workgroup_size
13 // PRECOV5: call align 4 dereferenceable(64) i8 addrspace(4)* @llvm.amdgcn.dispatch.ptr()
14 // PRECOV5: getelementptr i8, i8 addrspace(4)* %{{.*}}, i32 4
15 // PRECOV5: load i16, i16 addrspace(4)* %{{.*}}, align 2, !range [[$WS_RANGE:![0-9]*]], !invariant.load
16 // PRECOV5: getelementptr i8, i8 addrspace(4)* %{{.*}}, i32 6
17 // PRECOV5: load i16, i16 addrspace(4)* %{{.*}}, align 2, !range [[$WS_RANGE:![0-9]*]], !invariant.load
18 // PRECOV5: getelementptr i8, i8 addrspace(4)* %{{.*}}, i32 8
19 // PRECOV5: load i16, i16 addrspace(4)* %{{.*}}, align 2, !range [[$WS_RANGE:![0-9]*]], !invariant.load
20 
21 // COV5-LABEL: test_get_workgroup_size
22 // COV5: call align 8 dereferenceable(256) i8 addrspace(4)* @llvm.amdgcn.implicitarg.ptr()
23 // COV5: getelementptr i8, i8 addrspace(4)* %{{.*}}, i32 12
24 // COV5: load i16, i16 addrspace(4)* %{{.*}}, align 2, !range [[$WS_RANGE:![0-9]*]], !invariant.load
25 // COV5: getelementptr i8, i8 addrspace(4)* %{{.*}}, i32 14
26 // COV5: load i16, i16 addrspace(4)* %{{.*}}, align 2, !range [[$WS_RANGE:![0-9]*]], !invariant.load
27 // COV5: getelementptr i8, i8 addrspace(4)* %{{.*}}, i32 16
28 // COV5: load i16, i16 addrspace(4)* %{{.*}}, align 2, !range [[$WS_RANGE:![0-9]*]], !invariant.load
29 __device__ void test_get_workgroup_size(int d, int *out)
30 {
31   switch (d) {
32   case 0: *out = __builtin_amdgcn_workgroup_size_x(); break;
33   case 1: *out = __builtin_amdgcn_workgroup_size_y(); break;
34   case 2: *out = __builtin_amdgcn_workgroup_size_z(); break;
35   default: *out = 0;
36   }
37 }
38 
39 // CHECK-DAG: [[$WS_RANGE]] = !{i16 1, i16 1025}
40