Re-sync with upstream and stripping away none kernel related.

portable/ThirdParty/XCC/Xtensa/porttrace.h

@@ -0,0 +1,44 @@
+
+/*
+ * Copyright (c) 2015-2019 Cadence Design Systems, Inc.
+ *
+ * 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.
+ */
+
+/*
+ * This utility helps tracing the entering and exiting from tasks.
+ * It maintains a circular buffer of tasks in the order they execute,
+ * and their execution time. To enable it, set configUSE_TRACE_FACILITY_2
+ * to 1 in FreeRTOSConfig.h. You will also need to download the 
+ * FreeRTOS_trace patch that contains porttrace.c and the complete version
+ * of porttrace.h.
+ */
+
+#ifndef PORTTRACE_H
+#define PORTTRACE_H
+
+#if configUSE_TRACE_FACILITY_2
+    #error "You need to download the FreeRTOS_trace patch that overwrites this file"
+#endif
+
+#define porttracePrint(nelements)
+#define porttraceStamp(stamp, count_incr)
+
+#endif /* PORTTRACE_H */