use release for cl-objects instead of delete

- fix for data race in events
- modification of the addition child event

Change-Id: I6ea3a413f13f13a91d37d20d8b9fad37d0ffafb9

unit_tests/fixtures/context_fixture.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -24,7 +24,8 @@ void ContextFixture::SetUp(cl_uint numDevices, cl_device_id *pDeviceList) {
 }
 
 void ContextFixture::TearDown() {
-    delete pContext;
-    pContext = nullptr;
+    if (pContext != nullptr) {
+        pContext->release();
+    }
 }
 } // namespace OCLRT

unit_tests/fixtures/device_fixture.cpp

@@ -25,6 +25,7 @@ void DeviceFixture::SetUpImpl(const OCLRT::HardwareInfo *hardwareInfo) {
 
 void DeviceFixture::TearDown() {
     delete pDevice;
+    pDevice = nullptr;
 }
 
 MockDevice *DeviceFixture::createWithUsDeviceId(unsigned short usDeviceId) {

unit_tests/fixtures/execution_model_fixture.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -80,7 +80,7 @@ class ExecutionModelSchedulerTest : public DeviceFixture,
     }
 
     void TearDown() override {
-        delete parentKernel;
+        parentKernel->release();
 
         DeviceQueueFixture::TearDown();
         CommandQueueHwFixture::TearDown();

unit_tests/fixtures/execution_model_kernel_fixture.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -65,17 +65,22 @@ class ExecutionModelKernelFixture : public ProgramFromBinaryTest,
     }
 
     void TearDown() override {
-        delete pKernel;
+        if (pKernel != nullptr) {
+            pKernel->release();
+        }
 
         std::string temp;
         temp.assign(pPlatform->getDevice(0)->getDeviceInfo().clVersion);
 
-        if (temp.find("OpenCL 1.2") != std::string::npos) {
-            delete pDevice;
-            pDevice = nullptr;
-        }
         ProgramFromBinaryTest::TearDown();
         PlatformFixture::TearDown();
+
+        if (temp.find("OpenCL 1.2") != std::string::npos) {
+            if (pDevice != nullptr) {
+                delete pDevice;
+                pDevice = nullptr;
+            }
+        }
     }
 
     Kernel *pKernel;

unit_tests/fixtures/hello_world_fixture.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -98,8 +98,8 @@ struct HelloWorldFixture : public FixtureFactory::IndirectHeapFixture,
     virtual void TearDown() {
         pCmdQ->flush();
 
-        delete srcBuffer;
-        delete destBuffer;
+        srcBuffer->release();
+        destBuffer->release();
 
         KernelFixture::TearDown();
         IndirectHeapFixture::TearDown();

unit_tests/fixtures/hello_world_kernel_fixture.h

@@ -1,23 +1,8 @@
 /*
- * Copyright (c) 2017, Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
- * 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:
+ * SPDX-License-Identifier: MIT
  *
- * 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.
  */
 
 #pragma once
@@ -101,8 +86,7 @@ struct HelloWorldKernelFixture : public ProgramFixture {
     virtual void TearDown() {
         delete pKernelName;
         delete pTestFilename;
-        delete pKernel;
-        pKernel = nullptr;
+        pKernel->release();
 
         pContext->release();
         ProgramFixture::TearDown();

unit_tests/fixtures/media_kernel_fixture.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -78,8 +78,7 @@ struct MediaKernelFixture : public HelloWorldFixture<FactoryType>,
     }
 
     void TearDown() override {
-        delete pVmeKernel;
-        pVmeKernel = nullptr;
+        pVmeKernel->release();
 
         HardwareParse::TearDown();
         Parent::TearDown();

unit_tests/fixtures/program_fixture.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -72,8 +72,7 @@ class ProgramFixture {
 
     void Cleanup() {
         if (pProgram != nullptr) {
-            delete pProgram;
-            pProgram = nullptr;
+            pProgram->release();
         }
 
         if (knownSource != nullptr) {

unit_tests/fixtures/program_fixture.inl

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 Intel Corporation
+ * Copyright (C) 2017-2019 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -15,7 +15,6 @@ void ProgramFixture::CreateProgramFromBinary(cl_context context,
                                              const std::string &binaryFileName,
                                              cl_int &retVal,
                                              const std::string &options) {
-    Cleanup();
     retVal = CL_SUCCESS;
 
     std::string testFile;