utest: Added one image2d test case copy_image.

This case create two images, and initialize one then copy
the initilaized on to the other one via OCL kernel.

Signed-off-by: Zhigang Gong <zhigang.gong@linux.intel.com>
Reviewed-by: Lu Guanqun <guanqun.lu@intel.com>

3 files changed, 57 insertions, 0 deletions

diff --git a/kernels/test_copy_image.cl b/kernels/test_copy_image.cl
new file mode 100644
index 00000000..a5ee5e87
--- /dev/null
+++ b/kernels/test_copy_image.cl
@@ -0,0 +1,10 @@
+__kernel void
+test_copy_image(__read_only image2d_t src, __write_only image2d_t dst, sampler_t sampler)
+{
+  int2 coord;
+  int4 color;
+  coord.x = (int)get_global_id(0);
+  coord.y = (int)get_global_id(1);
+  color = read_imagei(src, sampler, coord);
+  write_imagei(dst, coord, color);
+}
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index 8bdd72ea..901d2daa 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -19,6 +19,7 @@ compiler_shader_toy.cpp
   compiler_array3.cpp
   compiler_byte_scatter.cpp
   compiler_copy_buffer.cpp
+  compiler_copy_image.cpp
   compiler_copy_buffer_row.cpp
   compiler_function_argument0.cpp
   compiler_function_argument1.cpp
diff --git a/utests/compiler_copy_image.cpp b/utests/compiler_copy_image.cpp
new file mode 100644
index 00000000..ad19cf21
--- /dev/null
+++ b/utests/compiler_copy_image.cpp
@@ -0,0 +1,46 @@
+#include "utest_helper.hpp"
+
+static void compiler_copy_image(void)
+{
+  const size_t w = 512;
+  const size_t h = 512;
+  cl_image_format format;
+  cl_sampler sampler;
+
+  format.image_channel_order = CL_RGBA;
+  format.image_channel_data_type = CL_UNSIGNED_INT8;
+
+  // Setup kernel and images
+  OCL_CREATE_KERNEL("test_copy_image");
+  buf_data[0] = (uint32_t*) malloc(sizeof(uint32_t) * w * h);
+  for (uint32_t j = 0; j < h; ++j)
+    for (uint32_t i = 0; i < w; i++)
+      ((uint32_t*)buf_data[0])[j * w + i] = j * w + i;
+
+  OCL_CREATE_IMAGE(buf[0], CL_MEM_COPY_HOST_PTR, &format, w, h, w * sizeof(uint32_t), buf_data[0]);
+  OCL_CREATE_IMAGE(buf[1], 0, &format, w, h, w * sizeof(uint32_t), NULL);
+  OCL_CREATE_SAMPLER(sampler, CL_ADDRESS_REPEAT, CL_FILTER_NEAREST);
+  free(buf_data[0]);
+  buf_data[0] = NULL;
+
+  // Run the kernel
+  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+  OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
+  OCL_SET_ARG(2, sizeof(sampler), &sampler);
+  globals[0] = w;
+  globals[1] = h;
+  locals[0] = 16;
+  locals[1] = 16;
+  OCL_NDRANGE(2);
+
+  // Check result
+  OCL_MAP_BUFFER(0);
+  OCL_MAP_BUFFER(1);
+  for (uint32_t j = 0; j < h; ++j)
+    for (uint32_t i = 0; i < w; i++)
+      OCL_ASSERT(((uint32_t*)buf_data[0])[j * w + i] == ((uint32_t*)buf_data[1])[j * w + i]);
+  OCL_UNMAP_BUFFER(0);
+  OCL_UNMAP_BUFFER(1);
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_copy_image);