[Beignet] [PATCH] Add utest compiler_private_data_overflow

[Yongjia Zhang]

utests: compiler_private_data_overflow is aimed at checking out whether
the private data stack size is smaller than 64.

Signed-off-by: Yongjia Zhang<zhang_yong_jia at 126.com>
---
 kernels/compiler_private_data_overflow.cl | 10 ++++++++++
 utests/CMakeLists.txt                     |  1 +
 utests/compiler_private_data_overflow.cpp | 15 +++++++++++++++
 3 files changed, 26 insertions(+)
 create mode 100644 kernels/compiler_private_data_overflow.cl
 create mode 100644 utests/compiler_private_data_overflow.cpp

diff --git a/kernels/compiler_private_data_overflow.cl b/kernels/compiler_private_data_overflow.cl
new file mode 100644
index 0000000..d0f557d
--- /dev/null
+++ b/kernels/compiler_private_data_overflow.cl
@@ -0,0 +1,10 @@
+kernel void compiler_private_data_overflow( __global int4 *output )
+{
+	int4 data[65];
+	for( int i=0; i<65; ++i )
+	{
+		data[i] = (int4)i;
+	}
+	if( get_global_id(0) == 1 )
+		*output = data[0];
+}
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index 8c64844..47ea9ce 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -165,6 +165,7 @@ set (utests_sources
   compiler_long_cmp.cpp
   compiler_function_argument3.cpp
   compiler_bool_cross_basic_block.cpp
+  compiler_private_data_overflow.cpp
   load_program_from_bin.cpp
   enqueue_copy_buf.cpp
   utest_assert.cpp
diff --git a/utests/compiler_private_data_overflow.cpp b/utests/compiler_private_data_overflow.cpp
new file mode 100644
index 0000000..0fa30a0
--- /dev/null
+++ b/utests/compiler_private_data_overflow.cpp
@@ -0,0 +1,15 @@
+#include "utest_helper.hpp"
+
+void compiler_private_data_overflow(void)
+{
+	OCL_CREATE_KERNEL( "compiler_private_data_overflow" );
+	OCL_CREATE_BUFFER( buf[0], 0, sizeof(cl_int4), NULL );
+	OCL_SET_ARG( 0, sizeof(cl_mem), &buf[0] );
+	globals[0] = 64;
+	locals[0] = 32;
+	OCL_NDRANGE(1);
+	OCL_MAP_BUFFER(0);
+	OCL_ASSERT( ((uint32_t *)buf_data[0])[0] == 0 );
+	OCL_UNMAP_BUFFER(0);
+}
+MAKE_UTEST_FROM_FUNCTION( compiler_private_data_overflow );
-- 
1.8.3.2