[Beignet] [PATCH] add test of copy_image_1d into benchmark

[Meng Mengmeng]

From: Zhu Bingbing <bingbingx.zhu at intel.com>

Signed-off-by: Zhu Bingbing <bingbingx.zhu at intel.com>
---
 benchmark/CMakeLists.txt                   |  3 +-
 benchmark/benchmark_copy_image_1d.cpp      | 55 ++++++++++++++++++++++++++++++
 kernels/runtime_benchmark_copy_image_1d.cl |  8 +++++
 3 files changed, 65 insertions(+), 1 deletion(-)
 create mode 100644 benchmark/benchmark_copy_image_1d.cpp
 create mode 100644 kernels/runtime_benchmark_copy_image_1d.cl

diff --git a/benchmark/CMakeLists.txt b/benchmark/CMakeLists.txt
index ac2d8aa..86ac922 100644
--- a/benchmark/CMakeLists.txt
+++ b/benchmark/CMakeLists.txt
@@ -12,7 +12,8 @@ set (benchmark_sources
   ../utests/utest_helper.cpp
   ../utests/vload_bench.cpp
   enqueue_copy_buf.cpp
-  benchmark_use_host_ptr_buffer.cpp)
+  benchmark_use_host_ptr_buffer.cpp
+  benchmark_copy_image_1d.cpp)
 
 
 SET(CMAKE_CXX_FLAGS "-DBUILD_BENCHMARK ${CMAKE_CXX_FLAGS}")
diff --git a/benchmark/benchmark_copy_image_1d.cpp b/benchmark/benchmark_copy_image_1d.cpp
new file mode 100644
index 0000000..07cf1b8
--- /dev/null
+++ b/benchmark/benchmark_copy_image_1d.cpp
@@ -0,0 +1,55 @@
+#include <sys/time.h>
+#include <string.h>
+#include "utests/utest_helper.hpp"
+
+static int benchmark_copy_image_1d(void)
+{
+  size_t i = 0;
+  const size_t w = 512;
+  cl_image_format format;
+  cl_image_desc desc;
+  cl_sampler sampler;
+  struct timeval start;
+  struct timeval stop;
+
+  memset(&desc, 0x0, sizeof(cl_image_desc));
+  memset(&format, 0x0, sizeof(cl_image_format));
+
+  // Setup kernel and images
+  OCL_CREATE_KERNEL("runtime_benchmark_copy_image_1d");
+  buf_data[0] = (uint32_t*) malloc(sizeof(uint32_t) * w);
+  for (uint32_t i = 0; i < w; i++)
+      ((uint32_t*)buf_data[0])[i] = i;
+
+  format.image_channel_order = CL_RGBA;
+  format.image_channel_data_type = CL_UNSIGNED_INT8;
+  desc.image_type = CL_MEM_OBJECT_IMAGE1D;
+  desc.image_width = w;
+  desc.image_row_pitch = w * sizeof(uint32_t);
+  OCL_CREATE_IMAGE(buf[0], CL_MEM_COPY_HOST_PTR, &format, &desc, buf_data[0]);
+
+  desc.image_row_pitch = 0;
+  OCL_CREATE_SAMPLER(sampler, CL_ADDRESS_REPEAT, CL_FILTER_NEAREST);
+
+  // Run the kernel
+  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+  OCL_SET_ARG(1, sizeof(sampler), &sampler);
+  globals[0] = w;
+  locals[0] = 16;
+
+  gettimeofday(&start,0);
+  for (i = 0; i < 10000; i++)
+  {
+    OCL_NDRANGE(1);
+    OCL_FINISH();
+  }
+  gettimeofday(&stop,0);
+
+  clReleaseMemObject(buf[0]);
+  free(buf_data[0]);
+  buf_data[0] = NULL;
+
+  return time_subtract(&stop, &start, 0);
+}
+
+MAKE_BENCHMARK_FROM_FUNCTION(benchmark_copy_image_1d);
diff --git a/kernels/runtime_benchmark_copy_image_1d.cl b/kernels/runtime_benchmark_copy_image_1d.cl
new file mode 100644
index 0000000..3aa0429
--- /dev/null
+++ b/kernels/runtime_benchmark_copy_image_1d.cl
@@ -0,0 +1,8 @@
+__kernel void
+runtime_benchmark_copy_image_1d(__read_only image1d_t src,  sampler_t sampler)
+{
+  int coord;
+  int4 color;
+  coord = (int)get_global_id(0);
+  color = read_imagei(src, sampler, coord);
+}
-- 
1.9.3