Add minimal example code for Rocmon MarkerAPI

examples/C-rocmon-markerAPI.c

@@ -0,0 +1,59 @@
+/*
+ * =======================================================================================
+ *
+ *      Filename:  C-rocmon-markerAPI.c
+ *
+ *      Description:  Example how to use the Rocmon Marker API for AMD GPUs
+ *                    in C/C++ applications
+ *
+ *      Version:   <VERSION>
+ *      Released:  <DATE>
+ *
+ *      Author:  Thomas Gruber (tr), [email protected]
+ *      Project:  likwid
+ *
+ *      Copyright (C) 2015 RRZE, University Erlangen-Nuremberg
+ *
+ *      This program is free software: you can redistribute it and/or modify it under
+ *      the terms of the GNU General Public License as published by the Free Software
+ *      Foundation, either version 3 of the License, or (at your option) any later
+ *      version.
+ *
+ *      This program is distributed in the hope that it will be useful, but WITHOUT ANY
+ *      WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ *      PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ *      You should have received a copy of the GNU General Public License along with
+ *      this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * =======================================================================================
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <stdint.h>
+
+#include <likwid-marker.h>
+
+extern int hip_function(int gpu, size_t size);
+
+
+int main(int argc, char* argv[])
+{
+    int i = 0;
+    int numDevices = 1;
+
+    ROCMON_MARKER_INIT;
+
+    ROCMON_MARKER_START("matmul");
+    // You can read the environment variable LIKWID_NVMON_GPUS to determine list of GPUs
+    for (i = 0; i < numDevices; i++)
+        int err = hip_function(0, 3200);
+
+    ROCMON_MARKER_STOP("matmul");
+
+    ROCMON_MARKER_CLOSE;
+
+    return 0;
+}