1*4f1223e8SApple OSS Distributions #include <darwintest.h> 2*4f1223e8SApple OSS Distributions #include <os/atomic_private.h> 3*4f1223e8SApple OSS Distributions 4*4f1223e8SApple OSS Distributions T_GLOBAL_META( 5*4f1223e8SApple OSS Distributions T_META_RUN_CONCURRENTLY(true), 6*4f1223e8SApple OSS Distributions T_META_CHECK_LEAKS(false) 7*4f1223e8SApple OSS Distributions ); 8*4f1223e8SApple OSS Distributions 9*4f1223e8SApple OSS Distributions T_DECL(os_atomic, "Just to make sure things build at all in c++ mode", T_META_TAG_VM_PREFERRED) 10*4f1223e8SApple OSS Distributions { 11*4f1223e8SApple OSS Distributions static os_atomic(int) i; 12*4f1223e8SApple OSS Distributions static volatile int v_i = 0; 13*4f1223e8SApple OSS Distributions int old_i = 0; 14*4f1223e8SApple OSS Distributions int a, b; 15*4f1223e8SApple OSS Distributions 16*4f1223e8SApple OSS Distributions T_ASSERT_EQ(os_atomic_inc_orig(&i, relaxed), 0, "atomic inc"); 17*4f1223e8SApple OSS Distributions T_ASSERT_EQ(os_atomic_cmpxchg(&i, 1, 0, relaxed), true, "os_atomic_cmpxchg"); 18*4f1223e8SApple OSS Distributions os_atomic_rmw_loop(&i, a, b, relaxed, { 19*4f1223e8SApple OSS Distributions b = a; 20*4f1223e8SApple OSS Distributions }); 21*4f1223e8SApple OSS Distributions 22*4f1223e8SApple OSS Distributions T_ASSERT_EQ(os_atomic_inc_orig(&old_i, relaxed), 0, "atomic inc"); 23*4f1223e8SApple OSS Distributions T_ASSERT_EQ(os_atomic_cmpxchg(&old_i, 1, 0, relaxed), true, "os_atomic_cmpxchg"); 24*4f1223e8SApple OSS Distributions os_atomic_rmw_loop(&old_i, a, b, relaxed, { 25*4f1223e8SApple OSS Distributions b = a; 26*4f1223e8SApple OSS Distributions }); 27*4f1223e8SApple OSS Distributions 28*4f1223e8SApple OSS Distributions T_ASSERT_EQ(os_atomic_inc_orig(&v_i, relaxed), 0, "atomic inc"); 29*4f1223e8SApple OSS Distributions T_ASSERT_EQ(os_atomic_cmpxchg(&v_i, 1, 0, relaxed), true, "os_atomic_cmpxchg"); 30*4f1223e8SApple OSS Distributions os_atomic_rmw_loop(&v_i, a, b, relaxed, { 31*4f1223e8SApple OSS Distributions b = a; 32*4f1223e8SApple OSS Distributions }); 33*4f1223e8SApple OSS Distributions } 34