test cases for "mul24", "mad24"

Signed-off-by: Homer Hsing <homer.xing@intel.com>
Reviewed-by: He Junyan <junyan.he@inbox.com>

1 files changed, 36 insertions, 0 deletions

diff --git a/utests/compiler_mul24.cpp b/utests/compiler_mul24.cpp
new file mode 100644
index 00000000..8a369476
--- /dev/null
+++ b/utests/compiler_mul24.cpp
@@ -0,0 +1,36 @@
+#include "utest_helper.hpp"
+
+void compiler_mul24(void)
+{
+  const int n = 32;
+  int src1[n], src2[n];
+
+  // Setup kernel and buffers
+  OCL_CREATE_KERNEL("compiler_mul24");
+  OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(int), NULL);
+  OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(int), 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] = ((int*)buf_data[0])[i] = rand();
+    src2[i] = ((int*)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] == ((src1[i] << 8) >> 8) * ((src2[i] << 8) >> 8));
+  OCL_UNMAP_BUFFER(2);
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_mul24);