utests: Add const private array initialization test.

Signed-off-by: Ruiling Song <ruiling.song@intel.com>
Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com>

3 files changed, 37 insertions, 0 deletions

diff --git a/kernels/compiler_private_const.cl b/kernels/compiler_private_const.cl
new file mode 100644
index 00000000..7fad369d
--- /dev/null
+++ b/kernels/compiler_private_const.cl
@@ -0,0 +1,9 @@
+constant int x[16] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
+__kernel void
+compiler_private_const( __global int *dst)
+{
+  const int array0[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
+
+  dst[get_global_id(0)] = array0[get_global_id(0)] + x[get_global_id(0)];
+}
+
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index d98c0ec2..05f1fcfd 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -172,6 +172,7 @@ set (utests_sources
   compiler_function_argument3.cpp
   compiler_function_qualifiers.cpp
   compiler_bool_cross_basic_block.cpp
+  compiler_private_const.cpp
   compiler_private_data_overflow.cpp
   compiler_getelementptr_bitcast.cpp
   compiler_simd_any.cpp
diff --git a/utests/compiler_private_const.cpp b/utests/compiler_private_const.cpp
new file mode 100644
index 00000000..d5fa982e
--- /dev/null
+++ b/utests/compiler_private_const.cpp
@@ -0,0 +1,27 @@
+#include "utest_helper.hpp"
+
+void compiler_private_const(void)
+{
+  const size_t n = 16;
+
+  // Setup kernel and buffers
+  OCL_CREATE_KERNEL("compiler_private_const");
+  OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(uint32_t), NULL);
+  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+  globals[0] = n;
+  locals[0] = n;
+
+
+  // Run the kernel on GPU
+  OCL_NDRANGE(1);
+
+  // Compare
+  OCL_MAP_BUFFER(0);
+  for (size_t i = 0; i < n; ++i)
+    OCL_ASSERT(((int32_t*)buf_data[0])[i] == (int32_t)(i * 2));
+  OCL_UNMAP_BUFFER(0);
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_private_const);
+
+