COMPMID-1887: Fixed segfault in validation tests.

Added the option to initialise the CLScheduler with an external
cl::Context. This allows more control over the order of destruction
of the static members which caused the suite to segfault.

Change-Id: I0a90f12cc39daf1fd5ab842a5584986785694b35
Reviewed-on: https://review.mlplatform.org/550
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/arm_compute/runtime/CL/CLHelpers.h b/arm_compute/runtime/CL/CLHelpers.h
new file mode 100644
index 0000000000..f3b11f8b75
--- /dev/null
+++ b/arm_compute/runtime/CL/CLHelpers.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2019 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef __ARM_COMPUTE_CL_HELPERS_H__
+#define __ARM_COMPUTE_CL_HELPERS_H__
+
+#include "arm_compute/core/CL/OpenCL.h"
+
+namespace arm_compute
+{
+/** This function creates an OpenCL context and a device.
+ *
+ * @note In debug builds, the function will automatically enable cl_arm_printf if the driver/device supports it.
+ *
+ * @return A std::tuple where the first element is the opencl context, the second element is the opencl device
+ *         and the third one an error code. The error code will be CL_SUCCESS upon successful creation, otherwise
+ *         a value telling why the function failed.
+ */
+std::tuple<cl::Context, cl::Device, cl_int> create_opencl_context_and_device();
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_CL_HELPERS_H__ */