X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/e2fac8b15b12a7979f72090454d850e612fc5b13..b0d623f7f2ae71ed96e60569f61f9a9a27016e80:/tools/tests/libMicro/tattle.c?ds=inline

diff --git a/tools/tests/libMicro/tattle.c b/tools/tests/libMicro/tattle.c
new file mode 100644
index 000000000..59520f8ce
--- /dev/null
+++ b/tools/tests/libMicro/tattle.c
@@ -0,0 +1,154 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms
+ * of the Common Development and Distribution License
+ * (the "License").  You may not use this file except
+ * in compliance with the License.
+ *
+ * You can obtain a copy of the license at
+ * src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing
+ * permissions and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL
+ * HEADER in each file and include the License file at
+ * usr/src/OPENSOLARIS.LICENSE.  If applicable,
+ * add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your
+ * own identifying information: Portions Copyright [yyyy]
+ * [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+#include <time.h>
+#include <tattle.h>
+#include "libmicro.h"
+#include <math.h>
+
+
+#ifdef USE_RDTSC
+#ifdef __GNUC__
+#define	ENABLE_RDTSC 1
+#endif
+#endif
+
+/*
+ * dummy so we can link w/ libmicro
+ */
+
+/*ARGSUSED*/
+int
+benchmark(void *tsd, result_t *res)
+{
+	return (0);
+}
+
+static void
+cleanup(char *s)
+{
+	char *o = s;
+	char *e;
+
+	while (*s == ' ')
+		s++;
+
+	if (o != s)
+		(void) strcpy(o, s);
+
+	e = o;
+
+	while (*e != 0)
+		e++;
+
+	e--;
+
+	while (*e == ' ' && e > o)
+		*e-- = 0;
+
+}
+
+
+int
+main(int argc, char *argv[])
+{
+	int c;
+
+	if (strlen(compiler_version) > 30)
+		compiler_version[30] = 0;
+
+	cleanup(compiler_version);
+	cleanup(extra_compiler_flags);
+
+	while ((c = getopt(argc, argv, "vcfrsVTR")) != -1) {
+		switch (c) {
+		case 'V':
+			(void) printf("%s\n", LIBMICRO_VERSION);
+			break;
+		case 'v':
+			(void) printf("%s\n", compiler_version);
+			break;
+		case 'c':
+			(void) printf("%s\n", CC);
+			break;
+		case 'f':
+			if (strlen(extra_compiler_flags) == 0)
+				(void) printf("[none]\n");
+			else
+				(void) printf("%s\n", extra_compiler_flags);
+			break;
+
+		case 's':
+			(void) printf("%d\n", sizeof (long));
+			break;
+
+		case 'r':
+
+			(void) printf("%lld nsecs\n", get_nsecs_resolution());
+			break;
+
+		case 'R':
+#ifdef ENABLE_RDTSC
+			{
+				struct timeval 	s;
+				struct timeval	f;
+				long long 	start_nsecs;
+				long long 	end_nsecs;
+				long 		elapsed_usecs;
+
+				gettimeofday(&s, NULL);
+				start_nsecs = rdtsc();
+				for (;;) {
+					gettimeofday(&f, NULL);
+					elapsed_usecs = (f.tv_sec - s.tv_sec) *
+					    1000000 + (f.tv_usec - s.tv_usec);
+					if (elapsed_usecs > 1000000)
+						break;
+				}
+				end_nsecs = rdtsc();
+				(void) printf("LIBMICRO_HZ=%lld\n",
+				    (long long)elapsed_usecs *
+				    (end_nsecs - start_nsecs) / 1000000LL);
+			}
+#else
+			(void) printf("\n");
+#endif
+			break;
+		}
+	}
+
+	exit(0);
+	return (0);
+}