[Beignet] [PATCH] add utest function bswap.

[xionghu.luo at intel.com]

From: Luo Xionghu <xionghu.luo at intel.com>

Signed-off-by: Luo Xionghu <xionghu.luo at intel.com>
---
 kernels/compiler_bswap.cl |    7 +++++++
 utests/CMakeLists.txt     |    1 +
 utests/compiler_bswap.cpp |   44 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 52 insertions(+)
 create mode 100644 kernels/compiler_bswap.cl
 create mode 100644 utests/compiler_bswap.cpp

diff --git a/kernels/compiler_bswap.cl b/kernels/compiler_bswap.cl
new file mode 100644
index 0000000..d6ed91a
--- /dev/null
+++ b/kernels/compiler_bswap.cl
@@ -0,0 +1,7 @@
+kernel void compiler_bswap_short(global short* src, global short* dst){
+   dst[get_global_id(0)]= __builtin_bswap16(src[get_global_id(0)]);
+}
+
+kernel void compiler_bswap_int(global int* src, global int* dst){
+   dst[get_global_id(0)]= __builtin_bswap32(src[get_global_id(0)]);
+}
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index bd1c65f..872fd7f 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -105,6 +105,7 @@ set (utests_sources
   compiler_write_only_shorts.cpp
   compiler_switch.cpp
   compiler_overflow.cpp
+  compiler_bswap.cpp
   compiler_math.cpp
   compiler_atomic_functions.cpp
   compiler_async_copy.cpp
diff --git a/utests/compiler_bswap.cpp b/utests/compiler_bswap.cpp
new file mode 100644
index 0000000..2a70c36
--- /dev/null
+++ b/utests/compiler_bswap.cpp
@@ -0,0 +1,44 @@
+#include "utest_helper.hpp"
+
+namespace {
+
+template<typename T>
+void test(const char *kernel_name)
+{
+  const size_t n = 16;
+
+  // Setup kernel and buffers
+  OCL_CREATE_KERNEL_FROM_FILE("compiler_bswap", kernel_name);
+  OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(T), NULL);
+  OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(T), NULL);
+  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+  OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
+
+  OCL_MAP_BUFFER(0);
+  for (uint32_t i = 0; i < n; ++i) {
+    ((T*)buf_data[0])[i] = 0x1234;
+  }
+  OCL_UNMAP_BUFFER(0);
+
+  globals[0] = n;
+  locals[0] = 16;
+  OCL_NDRANGE(1);
+
+  OCL_MAP_BUFFER(1);
+  for (uint32_t i = 0; i < 16; ++i) {
+    OCL_ASSERT(((T*)buf_data[1])[i] == 0x3412);
+  }
+  OCL_UNMAP_BUFFER(1);
+}
+
+}
+
+#define compiler_bswap(type, kernel) \
+static void compiler_bswap_ ##type(void)\
+{\
+  test<type>(# kernel);\
+}\
+MAKE_UTEST_FROM_FUNCTION(compiler_bswap_ ## type);
+
+compiler_bswap(short, compiler_bswap_short)
+compiler_bswap(int, compiler_bswap_int)
-- 
1.7.9.5