Changeset ce9f9d4 for benchmark/bench.h

Timestamp:

Sep 16, 2021, 2:19:57 PM (3 years ago)

Author:

caparsons <caparson@…>

Branches:

ADT, ast-experimental, enum, forall-pointer-decay, master, pthread-emulation, qualifiedEnum

Children:

a8367eb

Parents:

a5d1fe7

Message:

added mutexstmt benchmark to make

File:

• benchmark/bench.h (modified) (1 diff)

benchmark/bench.h

@@ -21 +21 @@
         return 1000000000LL * ts.tv_sec + ts.tv_nsec;
 } // bench_time
+
+
+#if defined(__cforall)
+struct test_spinlock {
+        volatile bool lock;
+};
+
+static inline void lock( test_spinlock & this ) {
+        for ( ;; ) {
+                if ( (this.lock == 0) && (__atomic_test_and_set( &this.lock, __ATOMIC_ACQUIRE ) == 0) ) break;
+        }
+}
+
+static inline void unlock( test_spinlock & this ) {
+        __atomic_clear( &this.lock, __ATOMIC_RELEASE );
+}
+#endif
 
 #ifndef BENCH_N