1bb611c8fSApple OSS Distributions #include <darwintest.h> 2bb611c8fSApple OSS Distributions #include <os/atomic_private.h> 3bb611c8fSApple OSS Distributions 4bb611c8fSApple OSS Distributions T_GLOBAL_META( 5bb611c8fSApple OSS Distributions T_META_RUN_CONCURRENTLY(true), 6bb611c8fSApple OSS Distributions T_META_CHECK_LEAKS(false) 7bb611c8fSApple OSS Distributions ); 8bb611c8fSApple OSS Distributions 9*8d741a5dSApple OSS Distributions T_DECL(os_atomic, "Just to make sure things build at all in c++ mode", T_META_TAG_VM_PREFERRED) 10bb611c8fSApple OSS Distributions { 111031c584SApple OSS Distributions static os_atomic(int) i; 121031c584SApple OSS Distributions static volatile int v_i = 0; 13bb611c8fSApple OSS Distributions int old_i = 0; 14bb611c8fSApple OSS Distributions int a, b; 15bb611c8fSApple OSS Distributions 16bb611c8fSApple OSS Distributions T_ASSERT_EQ(os_atomic_inc_orig(&i, relaxed), 0, "atomic inc"); 17bb611c8fSApple OSS Distributions T_ASSERT_EQ(os_atomic_cmpxchg(&i, 1, 0, relaxed), true, "os_atomic_cmpxchg"); 18bb611c8fSApple OSS Distributions os_atomic_rmw_loop(&i, a, b, relaxed, { 19bb611c8fSApple OSS Distributions b = a; 20bb611c8fSApple OSS Distributions }); 21bb611c8fSApple OSS Distributions 22bb611c8fSApple OSS Distributions T_ASSERT_EQ(os_atomic_inc_orig(&old_i, relaxed), 0, "atomic inc"); 23bb611c8fSApple OSS Distributions T_ASSERT_EQ(os_atomic_cmpxchg(&old_i, 1, 0, relaxed), true, "os_atomic_cmpxchg"); 24bb611c8fSApple OSS Distributions os_atomic_rmw_loop(&old_i, a, b, relaxed, { 25bb611c8fSApple OSS Distributions b = a; 26bb611c8fSApple OSS Distributions }); 27bb611c8fSApple OSS Distributions 28bb611c8fSApple OSS Distributions T_ASSERT_EQ(os_atomic_inc_orig(&v_i, relaxed), 0, "atomic inc"); 29bb611c8fSApple OSS Distributions T_ASSERT_EQ(os_atomic_cmpxchg(&v_i, 1, 0, relaxed), true, "os_atomic_cmpxchg"); 30bb611c8fSApple OSS Distributions os_atomic_rmw_loop(&v_i, a, b, relaxed, { 31bb611c8fSApple OSS Distributions b = a; 32bb611c8fSApple OSS Distributions }); 33bb611c8fSApple OSS Distributions } 34