+#include "impatomic.h"
+#include "common.h"
+#include "model.h"
+
+namespace std {
+
+bool atomic_flag_test_and_set_explicit ( volatile atomic_flag * __a__, memory_order __x__ ) {
+ volatile bool * __p__ = &((__a__)->__f__);
+ model->switch_to_master(new ModelAction(ATOMIC_READ, __x__, (void *) __p__));
+ bool result = (bool) thread_current()->get_return_value();
+ model->switch_to_master(new ModelAction(ATOMIC_RMW, __x__, (void *) __p__, true));
+ return result;
+}
+
+bool atomic_flag_test_and_set( volatile atomic_flag* __a__ )
+{ return atomic_flag_test_and_set_explicit( __a__, memory_order_seq_cst ); }
+
+void atomic_flag_clear_explicit
+( volatile atomic_flag* __a__, memory_order __x__ )
+{
+ volatile bool * __p__ = &((__a__)->__f__);
+ model->switch_to_master(new ModelAction(ATOMIC_WRITE, __x__, (void *) __p__, false));
+}
+
+void atomic_flag_clear( volatile atomic_flag* __a__ )
+{ atomic_flag_clear_explicit( __a__, memory_order_seq_cst ); }
+
+void atomic_flag_fence( const volatile atomic_flag* __a__, memory_order __x__ )
+{
+ ASSERT(0);
+}
+
+void __atomic_flag_wait__( volatile atomic_flag* __a__ )
+{ while ( atomic_flag_test_and_set( __a__ ) ); }
+
+void __atomic_flag_wait_explicit__( volatile atomic_flag* __a__,
+ memory_order __x__ )
+{ while ( atomic_flag_test_and_set_explicit( __a__, __x__ ) ); }
+
+}