Initial commit for GPUOpen Launch

tests/src/test_common.cpp

@@ -0,0 +1,142 @@
+/*
+Copyright (c) 2015-2016 Advanced Micro Devices, Inc. All rights reserved.
+
+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 "test_common.h"
+
+// standard global variables that can be set on command line
+size_t N = 4*1024*1024;
+char memsetval=0x42;
+int iterations = 1;
+unsigned blocksPerCU = 6; // to hide latency
+unsigned threadsPerBlock = 256; 
+
+
+
+namespace HipTest {
+
+
+double elapsed_time(long long startTimeUs, long long stopTimeUs)
+{
+	return ((double) (stopTimeUs - startTimeUs)) / ((double)(1000));
+}
+
+
+int parseSize(const char *str, size_t *output)
+{
+    char *next;
+    *output = strtoull(str, &next, 0);
+	int l = strlen(str);
+	if (l) {
+		char c = str[l-1]; // last char.
+		if ((c == 'k') || (c == 'K')) {
+			*output *= 1024;
+		}
+		if ((c == 'm') || (c == 'M')) {
+			*output *= (1024*1024);
+		}
+		if ((c == 'g') || (c == 'G')) {
+			*output *= (1024*1024*1024);
+		}
+
+	}
+    return 1;
+}
+
+
+int parseUInt(const char *str, unsigned int *output)
+{
+    char *next;
+    *output = strtoul(str, &next, 0);
+    return !strlen(next);
+}
+
+
+int parseInt(const char *str, int *output)
+{
+    char *next;
+    *output = strtol(str, &next, 0);
+    return !strlen(next);
+}
+
+
+int parseStandardArguments(int argc, char *argv[], bool failOnUndefinedArg)
+{
+    int extraArgs = 1;
+    for (int i = 1; i < argc; i++) {
+        const char *arg = argv[i];
+
+        if (!strcmp(arg, " ")) {
+            // skip NULL args.
+        } else if (!strcmp(arg, "--N")) {
+            if (++i >= argc || !HipTest::parseSize(argv[i], &N)) {
+               failed("Bad N size argument"); 
+            }
+        } else if (!strcmp(arg, "--threadsPerBlock")) {
+            if (++i >= argc || !HipTest::parseUInt(argv[i], &threadsPerBlock)) {
+               failed("Bad threadsPerBlock argument"); 
+            }
+        } else if (!strcmp(arg, "--blocksPerCU")) {
+            if (++i >= argc || !HipTest::parseUInt(argv[i], &blocksPerCU)) {
+               failed("Bad blocksPerCU argument"); 
+            }
+        } else if (!strcmp(arg, "--memsetval")) {
+            int ex;
+            if (++i >= argc || !HipTest::parseInt(argv[i], &ex)) {
+               failed("Bad memsetval argument"); 
+            }
+            memsetval = ex;
+        } else if (!strcmp(arg, "--iterations") || (!strcmp(arg, "-i"))) {
+            if (++i >= argc || !HipTest::parseInt(argv[i], &iterations)) {
+               failed("Bad itertions argument"); 
+            }
+
+        } 
+        else {
+            if (failOnUndefinedArg) {
+                failed("Bad argument '%s'", arg);
+            } else {
+                argv[extraArgs++] = argv[i];
+            }
+        }
+    };
+
+    return extraArgs;
+}
+
+
+
+unsigned setNumBlocks(unsigned blocksPerCU, unsigned threadsPerBlock, size_t N)
+{
+    int device;
+    HIPCHECK(hipGetDevice(&device));
+    hipDeviceProp_t props;
+    HIPCHECK(hipDeviceGetProperties(&props, device));
+
+    unsigned blocks = props.multiProcessorCount * blocksPerCU;
+    if (blocks * threadsPerBlock > N) {
+        blocks = (N+threadsPerBlock-1)/threadsPerBlock;
+    }
+
+    return blocks;
+}
+
+
+}// namespace HipTest