From 81c0979aa1bd53eec7f930ccbacb4a9cb2eee20b Mon Sep 17 00:00:00 2001
From: Manuel Traut <manut@mecka.net>
Date: Wed, 30 May 2012 04:03:58 +0200
Subject: pthread_locking vs. transactional memory testsuite

initial import includes
- Makefile
- codesize.c; a little single threaded test to check compiler support
- asm_diff.sh shows difference of assembler code
- runtime.sh runs both versions and prints out runtime of the tests

Signed-off-by: Manuel Traut <manut@mecka.net>
---
 codesize.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 codesize.c

(limited to 'codesize.c')

diff --git a/codesize.c b/codesize.c
new file mode 100644
index 0000000..960757c
--- /dev/null
+++ b/codesize.c
@@ -0,0 +1,23 @@
+#ifdef _TM
+#define LOCK __transaction_atomic {
+#define UNLOCK }
+#endif
+
+#ifdef _LOCK
+#include <pthread.h>
+static pthread_mutex_t l = PTHREAD_MUTEX_INITIALIZER;
+#define LOCK pthread_mutex_lock (&l);
+#define UNLOCK pthread_mutex_unlock (&l);
+#endif
+
+int main (int argc, char **argv)
+{
+	int a = 0, b = 1, c = 2;
+
+	LOCK
+	if (a < b)
+		c++;
+	UNLOCK
+
+	return 0;
+}
-- 
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