1 files changed, 121 insertions, 0 deletions
diff --git a/utests/compiler_copy_large_image.cpp b/utests/compiler_copy_large_image.cpp
new file mode 100644
index 00000000..66998a73
--- /dev/null
+++ b/utests/compiler_copy_large_image.cpp
@@ -0,0 +1,121 @@
+#include <string.h>
+#include "utest_helper.hpp"
+
+static void compiler_copy_large_image(void)
+{
+  const size_t w = 4096;
+  const size_t h = 4096;
+  cl_image_format format;
+  cl_image_desc desc;
+  cl_sampler sampler;
+
+  memset(&desc, 0x0, sizeof(cl_image_desc));
+  memset(&format, 0x0, sizeof(cl_image_format));
+
+  // Setup kernel and images
+  OCL_CREATE_KERNEL("test_copy_image");
+  buf_data[0] = (uint32_t*) malloc(sizeof(uint32_t) * w * h * 4);
+  for (uint32_t j = 0; j < h; ++j)
+    for (uint32_t i = 0; i < w; i++)
+      for (uint32_t k = 0; k < 4; k++)
+        ((uint32_t*)buf_data[0])[(j * w + i) * 4 + k] = k;
+
+  format.image_channel_order = CL_RGBA;
+  format.image_channel_data_type = CL_UNSIGNED_INT32;
+  desc.image_type = CL_MEM_OBJECT_IMAGE2D;
+  desc.image_width = w;
+  desc.image_height = h;
+  desc.image_row_pitch = w * sizeof(uint32_t) * 4;
+  OCL_CREATE_IMAGE(buf[0], CL_MEM_COPY_HOST_PTR, &format, &desc, buf_data[0]);
+
+  desc.image_row_pitch = 0;
+  OCL_CREATE_IMAGE(buf[1], 0, &format, &desc, 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_GTT(0);
+  OCL_MAP_BUFFER_GTT(1);
+  for (uint32_t j = 0; j < h; ++j)
+    for (uint32_t i = 0; i < w; i++)
+      for (uint32_t k = 0; k < 4; k++)
+        OCL_ASSERT(((uint32_t*)buf_data[0])[(j * w + i) * 4 + k] ==
+          ((uint32_t*)buf_data[1])[(j * w + i) * 4 + k]);
+  OCL_UNMAP_BUFFER_GTT(0);
+  OCL_UNMAP_BUFFER_GTT(1);
+
+  OCL_CALL(clReleaseSampler, sampler);
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_copy_large_image);
+
+static void compiler_copy_large_image_1(void)
+{
+  const size_t w = 4096;
+  const size_t h = 4096;
+  const size_t origin[3] = {0, 0, 0};
+  const size_t region[3] = {w, h, 1};
+  cl_image_format format;
+  cl_image_desc desc;
+  cl_sampler sampler;
+
+  memset(&desc, 0x0, sizeof(cl_image_desc));
+  memset(&format, 0x0, sizeof(cl_image_format));
+
+  // Setup kernel and images
+  OCL_CREATE_KERNEL("test_copy_image");
+  buf_data[0] = (uint32_t*) malloc(sizeof(uint32_t) * w * h * 4);
+  for (uint32_t j = 0; j < h; ++j)
+    for (uint32_t i = 0; i < w; i++)
+      for (uint32_t k = 0; k < 4; k++)
+        ((uint32_t*)buf_data[0])[(j * w + i) * 4 + k] = k;
+
+  format.image_channel_order = CL_RGBA;
+  format.image_channel_data_type = CL_UNSIGNED_INT32;
+  desc.image_type = CL_MEM_OBJECT_IMAGE2D;
+  desc.image_width = w;
+  desc.image_height = h;
+  desc.image_row_pitch = 0;
+  OCL_CREATE_IMAGE(buf[0], 0, &format, &desc, NULL);
+  OCL_CREATE_IMAGE(buf[1], 0, &format, &desc, NULL);
+  OCL_CREATE_SAMPLER(sampler, CL_ADDRESS_REPEAT, CL_FILTER_NEAREST);
+  OCL_WRITE_IMAGE(buf[0], origin, region, buf_data[0]);
+  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_GTT(0);
+  OCL_MAP_BUFFER_GTT(1);
+  for (uint32_t j = 0; j < h; ++j)
+    for (uint32_t i = 0; i < w; i++)
+      for (uint32_t k = 0; k < 4; k++)
+        OCL_ASSERT(((uint32_t*)buf_data[0])[(j * w + i) * 4 + k] ==
+          ((uint32_t*)buf_data[1])[(j * w + i) * 4 + k]);
+  OCL_UNMAP_BUFFER_GTT(0);
+  OCL_UNMAP_BUFFER_GTT(1);
+
+  OCL_CALL(clReleaseSampler, sampler);
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_copy_large_image_1);