[Beignet] [PATCH 2/2] test built-in function "upsample"

[Homer Hsing]

Signed-off-by: Homer Hsing <homer.xing at intel.com>
---
 kernels/compiler_upsample_int.cl |  4 ++++
 utests/CMakeLists.txt            |  1 +
 utests/compiler_upsample_int.cpp | 37 +++++++++++++++++++++++++++++++++++++
 3 files changed, 42 insertions(+)
 create mode 100644 kernels/compiler_upsample_int.cl
 create mode 100644 utests/compiler_upsample_int.cpp

diff --git a/kernels/compiler_upsample_int.cl b/kernels/compiler_upsample_int.cl
new file mode 100644
index 0000000..d7945b5
--- /dev/null
+++ b/kernels/compiler_upsample_int.cl
@@ -0,0 +1,4 @@
+kernel void compiler_upsample_int(global short *src1, global ushort *src2, global int *dst) {
+  int i = get_global_id(0);
+  dst[i] = upsample(src1[i], src2[i]);
+}
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index 56189f9..b5ef4e3 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -69,6 +69,7 @@ set (utests_sources
   compiler_uint8_copy.cpp
   compiler_uint16_copy.cpp
   compiler_uint3_unaligned_copy.cpp
+  compiler_upsample_int.cpp
   compiler_unstructured_branch0.cpp
   compiler_unstructured_branch1.cpp
   compiler_unstructured_branch2.cpp
diff --git a/utests/compiler_upsample_int.cpp b/utests/compiler_upsample_int.cpp
new file mode 100644
index 0000000..ee912f9
--- /dev/null
+++ b/utests/compiler_upsample_int.cpp
@@ -0,0 +1,37 @@
+#include "utest_helper.hpp"
+
+void compiler_upsample_int(void)
+{
+  const int n = 32;
+  short src1[n];
+  unsigned short src2[n];
+
+  // Setup kernel and buffers
+  OCL_CREATE_KERNEL("compiler_upsample_int");
+  OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(short), NULL);
+  OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(short), NULL);
+  OCL_CREATE_BUFFER(buf[2], 0, n * sizeof(int), NULL);
+  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+  OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
+  OCL_SET_ARG(2, sizeof(cl_mem), &buf[2]);
+  globals[0] = n;
+  locals[0] = 16;
+
+  OCL_MAP_BUFFER(0);
+  OCL_MAP_BUFFER(1);
+  for (int i = 0; i < n; ++i) {
+    src1[i] = ((short*)buf_data[0])[i] = rand();
+    src2[i] = ((short*)buf_data[1])[i] = rand();
+  }
+  OCL_UNMAP_BUFFER(0);
+  OCL_UNMAP_BUFFER(1);
+
+  OCL_NDRANGE(1);
+
+  OCL_MAP_BUFFER(2);
+  for (int i = 0; i < n; ++i)
+    OCL_ASSERT(((int*)buf_data[2])[i] == (int)((src1[i] << 16) | src2[i]));
+  OCL_UNMAP_BUFFER(2);
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_upsample_int);
-- 
1.8.1.2