diff options
Diffstat (limited to 'gc.c')
-rw-r--r-- | gc.c | 51 |
1 files changed, 1 insertions, 50 deletions
@@ -21,6 +21,7 @@ #include "internal.h" #include "gc.h" #include "constant.h" +#include "atomic.h" #include <stdio.h> #include <setjmp.h> #include <sys/types.h> @@ -60,56 +61,6 @@ # define VALGRIND_MAKE_MEM_UNDEFINED(p, n) /* empty */ #endif -#if defined _WIN32 -# ifdef _M_AMD64 -# define ATOMIC_SIZE_ADD(var, val) InterlockedExchangeAdd64(&(var), (val)) -# define ATOMIC_SIZE_SUB(var, val) InterlockedExchangeAdd64(&(var), -(val)) -# define ATOMIC_SIZE_INC(var) InterlockedIncrement64(&(var)) -# define ATOMIC_SIZE_DEC(var) InterlockedDecrement64(&(var)) -# define ATOMIC_SIZE_EXCHANGE(var, val) InterlockedExchange64(&(var), (val)) -# else -# define ATOMIC_SIZE_ADD(var, val) InterlockedExchangeAdd(&(var), (val)) -# define ATOMIC_SIZE_SUB(var, val) InterlockedExchangeAdd(&(var), -(val)) -# define ATOMIC_SIZE_INC(var) InterlockedIncrement(&(var)) -# define ATOMIC_SIZE_DEC(var) InterlockedDecrement(&(var)) -# define ATOMIC_SIZE_EXCHANGE(var, val) InterlockedExchange(&(var), (val)) -# endif -#elif defined HAVE_GCC_ATOMIC_BUILTINS -# define ATOMIC_SIZE_ADD(var, val) __sync_fetch_and_add(&(var), (val)) -# define ATOMIC_SIZE_SUB(var, val) __sync_fetch_and_sub(&(var), (val)) -# define ATOMIC_SIZE_INC(var) __sync_fetch_and_add(&(var), 1) -# define ATOMIC_SIZE_DEC(var) __sync_fetch_and_sub(&(var), 1) -# define ATOMIC_SIZE_EXCHANGE(var, val) __sync_lock_test_and_set(&(var), (val)) -#elif defined(__sun) -#include <atomic.h> -# if SIZEOF_SIZE_T == SIZEOF_LONG -# define ATOMIC_SIZE_ADD(var, val) atomic_add_long(&(var), (val)) -# define ATOMIC_SIZE_SUB(var, val) atomic_add_long(&(var), -(val)) -# define ATOMIC_SIZE_INC(var) atomic_inc_ulong(&(var)) -# define ATOMIC_SIZE_DEC(var) atomic_dec_ulong(&(var)) -# define ATOMIC_SIZE_EXCHANGE(var, val) atomic_swap_ulong(&(var), (val)) -# else -# define ATOMIC_SIZE_ADD(var, val) atomic_add_int(&(var), (val)) -# define ATOMIC_SIZE_SUB(var, val) atomic_add_int(&(var), -(val)) -# define ATOMIC_SIZE_INC(var) atomic_inc_uint(&(var)) -# define ATOMIC_SIZE_DEC(var) atomic_dec_uint(&(var)) -# define ATOMIC_SIZE_EXCHANGE(var, val) atomic_swap_uint(&(var), (val)) -# endif -#else -# define ATOMIC_SIZE_ADD(var, val) (void)((var) += (val)) -# define ATOMIC_SIZE_SUB(var, val) (void)((var) -= (val)) -# define ATOMIC_SIZE_INC(var) ((var)++) -# define ATOMIC_SIZE_DEC(var) ((var)--) -# define ATOMIC_SIZE_EXCHANGE(var, val) atomic_size_exchange(&(var), (val)) -static inline size_t -atomic_size_exchange(size_t *ptr, size_t val) -{ - size_t old = *ptr; - *ptr = val; - return old; -} -#endif - #define rb_setjmp(env) RUBY_SETJMP(env) #define rb_jmp_buf rb_jmpbuf_t |