1 files changed, 57 insertions, 0 deletions
diff --git a/test/OpenMP/nvptx_data_sharing.cpp b/test/OpenMP/nvptx_data_sharing.cpp
new file mode 100644
index 000000000000..65215cd2c4f9
--- /dev/null
+++ b/test/OpenMP/nvptx_data_sharing.cpp
@@ -0,0 +1,57 @@
+// Test device data sharing codegen.
+///==========================================================================///
+
+// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
+// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK1
+
+// expected-no-diagnostics
+
+#ifndef HEADER
+#define HEADER
+
+void test_ds(){
+  #pragma omp target
+  {
+    int a = 10;
+    #pragma omp parallel
+    {
+       a = 1000;
+    }
+  }
+}
+
+/// ========= In the worker function ========= ///
+
+// CK1: define internal void @__omp_offloading_{{.*}}test_ds{{.*}}worker() [[ATTR1:#.*]] {
+// CK1: [[SHAREDARGS:%.+]] = alloca i8**
+// CK1: call i1 @__kmpc_kernel_parallel(i8** %work_fn, i8*** [[SHAREDARGS]])
+// CK1: [[SHARGSTMP:%.+]] = load i8**, i8*** [[SHAREDARGS]]
+// CK1: call void @__omp_outlined___wrapper{{.*}}({{.*}}, i8** [[SHARGSTMP]])
+
+/// ========= In the kernel function ========= ///
+
+// CK1: {{.*}}define void @__omp_offloading{{.*}}test_ds{{.*}}() [[ATTR2:#.*]] {
+// CK1: [[SHAREDARGS1:%.+]] = alloca i8**
+// CK1: call void @__kmpc_kernel_prepare_parallel({{.*}}, i8*** [[SHAREDARGS1]], i32 1)
+// CK1: [[SHARGSTMP1:%.+]] = load i8**, i8*** [[SHAREDARGS1]]
+// CK1: [[SHARGSTMP2:%.+]] = getelementptr inbounds i8*, i8** [[SHARGSTMP1]]
+// CK1: [[SHAREDVAR:%.+]] = bitcast i32* {{.*}} to i8*
+// CK1: store i8* [[SHAREDVAR]], i8** [[SHARGSTMP2]]
+
+/// ========= In the data sharing wrapper function ========= ///
+
+// CK1: {{.*}}define internal void @__omp_outlined___wrapper({{.*}}i8**) [[ATTR1]] {
+// CK1: [[SHAREDARGS2:%.+]] = alloca i8**
+// CK1: store i8** %2, i8*** [[SHAREDARGS2]]
+// CK1: [[SHARGSTMP3:%.+]] = load i8**, i8*** [[SHAREDARGS2]]
+// CK1: [[SHARGSTMP4:%.+]] = getelementptr inbounds i8*, i8** [[SHARGSTMP3]]
+// CK1: [[SHARGSTMP5:%.+]] = bitcast i8** [[SHARGSTMP4]] to i32**
+// CK1: [[SHARGSTMP6:%.+]] = load i32*, i32** [[SHARGSTMP5]]
+// CK1: call void @__omp_outlined__({{.*}}, i32* [[SHARGSTMP6]])
+
+/// ========= Attributes ========= ///
+
+// CK1-NOT: attributes [[ATTR1]] = { {{.*}}"has-nvptx-shared-depot"{{.*}} }
+// CK1: attributes [[ATTR2]] = { {{.*}}"has-nvptx-shared-depot"{{.*}} }
+
+#endif