xref: /llvm-project/clang/test/OpenMP/amdgcn_target_init_temp_alloca.cpp (revision b8cbc5c02c0c2da1077f125ad1c0f8643cdf8072)
1 // REQUIRES: amdgpu-registered-target
2 
3 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm-bc %s -o %t-ppc-host.bc
4 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple amdgcn-amd-amdhsa -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s
5 // expected-no-diagnostics
6 
7 #define N 100
8 
test_amdgcn_target_temp_alloca()9 int test_amdgcn_target_temp_alloca() {
10   // CHECK-LABEL: test_amdgcn_target_temp_alloca
11 
12   int arr[N];
13 
14   // CHECK:      [[DYN_PTR_ADDR:%.+]] = alloca ptr, align 8, addrspace(5)
15   // CHECK:      [[VAR_ADDR:%.+]] = alloca ptr, align 8, addrspace(5)
16   // CHECK-NEXT: [[VAR2_ADDR:%.+]] = alloca i32, align 4, addrspace(5)
17   // CHECK-NEXT: [[DYN_PTR_ADDR_CAST:%.+]] = addrspacecast ptr addrspace(5) [[DYN_PTR_ADDR]] to ptr
18   // CHECK-NEXT: [[VAR_ADDR_CAST:%.+]] = addrspacecast ptr addrspace(5) [[VAR_ADDR]] to ptr
19   // CHECK-NEXT: [[VAR2_ADDR_CAST:%.+]] = addrspacecast ptr addrspace(5) [[VAR2_ADDR]] to ptr
20   // CHECK:  store ptr [[VAR:%.+]], ptr [[VAR_ADDR_CAST]], align 8
21 
22 #pragma omp target
23   for (int i = 0; i < N; i++) {
24     arr[i] = 1;
25   }
26 
27   return arr[0];
28 }
29