1 files changed, 0 insertions, 56 deletions
diff --git a/atomic.h b/atomic.h
deleted file mode 100644
index 5b3fb99024..0000000000
--- a/atomic.h
+++ /dev/null
@@ -1,56 +0,0 @@
-#ifndef RUBY_ATOMIC_H
-#define RUBY_ATOMIC_H
-
-#ifdef _WIN32
-#if defined _MSC_VER && _MSC_VER > 1200
-#pragma intrinsic(_InterlockedOr)
-#endif
-typedef LONG rb_atomic_t;
-
-# define ATOMIC_SET(var, val) InterlockedExchange(&(var), (val))
-# define ATOMIC_INC(var) InterlockedIncrement(&(var))
-# define ATOMIC_DEC(var) InterlockedDecrement(&(var))
-#if defined __GNUC__
-# define ATOMIC_OR(var, val) __asm__("lock\n\t" "orl\t%1, %0" : "=m"(var) : "Ir"(val))
-#elif defined _MSC_VER && _MSC_VER <= 1200
-# define ATOMIC_OR(var, val) rb_w32_atomic_or(&(var), (val))
-static inline void
-rb_w32_atomic_or(volatile rb_atomic_t *var, rb_atomic_t val)
-{
-#ifdef _M_IX86
-    __asm mov eax, var;
-    __asm mov ecx, val;
-    __asm lock or [eax], ecx;
-#else
-#error unsupported architecture
-#endif
-}
-#else
-# define ATOMIC_OR(var, val) _InterlockedOr(&(var), (val))
-#endif
-# define ATOMIC_EXCHANGE(var, val) InterlockedExchange(&(var), (val))
-
-#elif defined HAVE_GCC_ATOMIC_BUILTINS
-/* @shyouhei hack to support atomic operations in case of gcc. Gcc
- * has its own pseudo-insns to support them.  See info, or
- * http://gcc.gnu.org/onlinedocs/gcc/Atomic-Builtins.html */
-
-typedef unsigned int rb_atomic_t; /* Anything OK */
-# define ATOMIC_SET(var, val)  __sync_lock_test_and_set(&(var), (val))
-# define ATOMIC_INC(var) __sync_fetch_and_add(&(var), 1)
-# define ATOMIC_DEC(var) __sync_fetch_and_sub(&(var), 1)
-# define ATOMIC_OR(var, val) __sync_or_and_fetch(&(var), (val))
-# define ATOMIC_EXCHANGE(var, val) __sync_lock_test_and_set(&(var), (val))
-
-#else
-typedef int rb_atomic_t;
-extern rb_atomic_t ruby_atomic_exchange(rb_atomic_t *ptr, rb_atomic_t val);
-
-# define ATOMIC_SET(var, val) ((var) = (val))
-# define ATOMIC_INC(var) (++(var))
-# define ATOMIC_DEC(var) (--(var))
-# define ATOMIC_OR(var, val) ((var) |= (val))
-# define ATOMIC_EXCHANGE(var, val) ruby_atomic_exchange(&(var), (val))
-#endif
-
-#endif /* RUBY_ATOMIC_H */