[Beignet] [PATCH V2 4/4] Add the test case for clEnqueueCopyBuffer

[Zou, Nanhai]

If I change the size to 4096.
It takes about 10s to finish the copy.
Is there anything wrong?

Thanks
Zou Nanhai

-----Original Message-----
From: beignet-bounces+nanhai.zou=intel.com at lists.freedesktop.org [mailto:beignet-bounces+nanhai.zou=intel.com at lists.freedesktop.org] On Behalf Of junyan.he at inbox.com
Sent: Wednesday, October 09, 2013 3:56 PM
To: beignet at lists.freedesktop.org
Cc: Junyan He
Subject: [Beignet] [PATCH V2 4/4] Add the test case for clEnqueueCopyBuffer

From: Junyan He <junyan.he at linux.intel.com>

Signed-off-by: Junyan He <junyan.he at linux.intel.com>
---
 utests/CMakeLists.txt       |    1 +
 utests/enqueue_copy_buf.cpp |   66 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100644 utests/enqueue_copy_buf.cpp

diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt index f18bd46..0cff1d4 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -143,6 +143,7 @@ set (utests_sources
   compiler_long_cmp.cpp
   compiler_bool_cross_basic_block.cpp
   load_program_from_bin.cpp
+  enqueue_copy_buf.cpp
   utest_assert.cpp
   utest.cpp
   utest_file_map.cpp
diff --git a/utests/enqueue_copy_buf.cpp b/utests/enqueue_copy_buf.cpp new file mode 100644 index 0000000..969eaa8
--- /dev/null
+++ b/utests/enqueue_copy_buf.cpp
@@ -0,0 +1,66 @@
+#include "utest_helper.hpp"
+
+void test_copy_buf(size_t sz, size_t src_off, size_t dst_off, size_t 
+cb) {
+    unsigned int i;
+    OCL_MAP_BUFFER(0);
+
+    for (i=0; i < sz; i++) {
+        ((char*)buf_data[0])[i] = (rand() & 63);
+    }
+
+    OCL_UNMAP_BUFFER(0);
+
+    if (src_off + cb > sz || dst_off + cb > sz) {
+        /* Expect Error. */
+        OCL_ASSERT(clEnqueueCopyBuffer(queue, buf[0], buf[1],
+                                       src_off, dst_off, cb*sizeof(char), 0, NULL, NULL));
+        return;
+    }
+
+    OCL_ASSERT(!clEnqueueCopyBuffer(queue, buf[0], buf[1],
+                                    src_off, dst_off, cb*sizeof(char), 
+ 0, NULL, NULL));
+
+    OCL_MAP_BUFFER(0);
+    OCL_MAP_BUFFER(1);
+
+#if 0
+    printf("\n########### Src buffer: \n");
+    for (i = 0; i < cb; ++i)
+        printf(" %2.2u", ((unsigned char*)buf_data[0])[i + src_off]);
+
+    printf("\n########### dst buffer: \n");
+    for (i = 0; i < cb; ++i)
+        printf(" %2.2u", ((unsigned char*)buf_data[1])[i + dst_off]); 
+#endif
+
+    // Check results
+    for (i = 0; i < cb; ++i) {
+        if (((char*)buf_data[0])[i + src_off] != ((char*)buf_data[1])[i + dst_off]) {
+            printf ("different index is %d\n", i);
+            OCL_ASSERT(0);
+        }
+    }
+
+    OCL_UNMAP_BUFFER(0);
+    OCL_UNMAP_BUFFER(1);
+
+}
+
+void enqueue_copy_buf(void)
+{
+    size_t i;
+    size_t j;
+    const size_t sz = 1024;
+
+    OCL_CREATE_BUFFER(buf[0], 0, sz * sizeof(char), NULL);
+    OCL_CREATE_BUFFER(buf[1], 0, sz * sizeof(char), NULL);
+
+    for (i=0; i<sz; i+=8) {
+        for (j=0; j<sz; j+=10) {
+            test_copy_buf(sz, i, j, sz/2);
+        }
+    }
+}
+
+MAKE_UTEST_FROM_FUNCTION(enqueue_copy_buf);
--
1.7.9.5

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