1 files changed, 0 insertions, 112 deletions
diff --git a/lib/System/Atomic.cpp b/lib/System/Atomic.cpp
deleted file mode 100644
index 7ba8b77..0000000
--- a/lib/System/Atomic.cpp
+++ /dev/null
@@ -1,112 +0,0 @@
-//===-- Atomic.cpp - Atomic Operations --------------------------*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-//  This header file implements atomic operations.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/System/Atomic.h"
-#include "llvm/Config/config.h"
-
-using namespace llvm;
-
-#if defined(_MSC_VER)
-#include <windows.h>
-#undef MemoryFence
-#endif
-
-void sys::MemoryFence() {
-#if LLVM_MULTITHREADED==0
-  return;
-#else
-#  if defined(__GNUC__)
-  __sync_synchronize();
-#  elif defined(_MSC_VER)
-  MemoryBarrier();
-#  else
-# error No memory fence implementation for your platform!
-#  endif
-#endif
-}
-
-sys::cas_flag sys::CompareAndSwap(volatile sys::cas_flag* ptr,
-                                  sys::cas_flag new_value,
-                                  sys::cas_flag old_value) {
-#if LLVM_MULTITHREADED==0
-  sys::cas_flag result = *ptr;
-  if (result == old_value)
-    *ptr = new_value;
-  return result;
-#elif defined(__GNUC__)
-  return __sync_val_compare_and_swap(ptr, old_value, new_value);
-#elif defined(_MSC_VER)
-  return InterlockedCompareExchange(ptr, new_value, old_value);
-#else
-#  error No compare-and-swap implementation for your platform!
-#endif
-}
-
-sys::cas_flag sys::AtomicIncrement(volatile sys::cas_flag* ptr) {
-#if LLVM_MULTITHREADED==0
-  ++(*ptr);
-  return *ptr;
-#elif defined(__GNUC__)
-  return __sync_add_and_fetch(ptr, 1);
-#elif defined(_MSC_VER)
-  return InterlockedIncrement(ptr);
-#else
-#  error No atomic increment implementation for your platform!
-#endif
-}
-
-sys::cas_flag sys::AtomicDecrement(volatile sys::cas_flag* ptr) {
-#if LLVM_MULTITHREADED==0
-  --(*ptr);
-  return *ptr;
-#elif defined(__GNUC__)
-  return __sync_sub_and_fetch(ptr, 1);
-#elif defined(_MSC_VER)
-  return InterlockedDecrement(ptr);
-#else
-#  error No atomic decrement implementation for your platform!
-#endif
-}
-
-sys::cas_flag sys::AtomicAdd(volatile sys::cas_flag* ptr, sys::cas_flag val) {
-#if LLVM_MULTITHREADED==0
-  *ptr += val;
-  return *ptr;
-#elif defined(__GNUC__)
-  return __sync_add_and_fetch(ptr, val);
-#elif defined(_MSC_VER)
-  return InterlockedExchangeAdd(ptr, val) + val;
-#else
-#  error No atomic add implementation for your platform!
-#endif
-}
-
-sys::cas_flag sys::AtomicMul(volatile sys::cas_flag* ptr, sys::cas_flag val) {
-  sys::cas_flag original, result;
-  do {
-    original = *ptr;
-    result = original * val;
-  } while (sys::CompareAndSwap(ptr, result, original) != original);
-
-  return result;
-}
-
-sys::cas_flag sys::AtomicDiv(volatile sys::cas_flag* ptr, sys::cas_flag val) {
-  sys::cas_flag original, result;
-  do {
-    original = *ptr;
-    result = original / val;
-  } while (sys::CompareAndSwap(ptr, result, original) != original);
-
-  return result;
-}