Initial commit

Change-Id: I4bf1707bd3dfeadf2c17b0a7daff372b1925ebbd

runtime/helpers/flush_stamp.cpp

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+/*
+ * Copyright (c) 2017, 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:
+ *
+ * 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.
+ */
+#include "runtime/helpers/flush_stamp.h"
+
+using namespace OCLRT;
+
+FlushStampTracker::FlushStampTracker(bool allocateStamp) {
+    if (allocateStamp) {
+        flushStampSharedHandle = new FlushStampTrackingObj();
+        flushStampSharedHandle->incRefInternal();
+    }
+}
+
+FlushStampTracker::~FlushStampTracker() {
+    if (flushStampSharedHandle) {
+        flushStampSharedHandle->decRefInternal();
+    }
+}
+
+FlushStamp FlushStampTracker::peekStamp() const {
+    return flushStampSharedHandle->flushStamp.load();
+}
+
+void FlushStampTracker::setStamp(FlushStamp stamp) {
+    flushStampSharedHandle->flushStamp.store(stamp);
+}
+
+void FlushStampTracker::replaceStampObject(FlushStampTrackingObj *stampObj) {
+    if (stampObj) {
+        stampObj->incRefInternal();
+        if (flushStampSharedHandle) {
+            flushStampSharedHandle->decRefInternal();
+        }
+        flushStampSharedHandle = stampObj;
+    }
+}
+
+void FlushStampUpdateHelper::insert(FlushStampTrackingObj *stampObj) {
+    if (stampObj) {
+        flushStampsToUpdate.push_back(stampObj);
+        stampObj->incRefInternal();
+    }
+}
+
+void FlushStampUpdateHelper::updateAll(FlushStamp &flushStamp) {
+    for (const auto &stamp : flushStampsToUpdate) {
+        stamp->flushStamp.store(flushStamp);
+    }
+}
+
+size_t FlushStampUpdateHelper::size() const {
+    return flushStampsToUpdate.size();
+}
+
+FlushStampUpdateHelper::~FlushStampUpdateHelper() {
+    for (const auto &stamp : flushStampsToUpdate) {
+        stamp->decRefInternal();
+    }
+}