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authorDimitry Andric <dim@FreeBSD.org>2016-07-23 20:41:05 +0000
committerDimitry Andric <dim@FreeBSD.org>2016-07-23 20:41:05 +0000
commit01095a5d43bbfde13731688ddcf6048ebb8b7721 (patch)
tree4def12e759965de927d963ac65840d663ef9d1ea /lib/Support/Atomic.cpp
parentf0f4822ed4b66e3579e92a89f368f8fb860e218e (diff)
Diffstat (limited to 'lib/Support/Atomic.cpp')
-rw-r--r--lib/Support/Atomic.cpp59
1 files changed, 0 insertions, 59 deletions
diff --git a/lib/Support/Atomic.cpp b/lib/Support/Atomic.cpp
index ac4ff3eb5c665..80550e2b46a7c 100644
--- a/lib/Support/Atomic.cpp
+++ b/lib/Support/Atomic.cpp
@@ -56,62 +56,3 @@ sys::cas_flag sys::CompareAndSwap(volatile sys::cas_flag* ptr,
# error No compare-and-swap implementation for your platform!
#endif
}
-
-sys::cas_flag sys::AtomicIncrement(volatile sys::cas_flag* ptr) {
-#if LLVM_HAS_ATOMICS == 0
- ++(*ptr);
- return *ptr;
-#elif defined(GNU_ATOMICS)
- 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_HAS_ATOMICS == 0
- --(*ptr);
- return *ptr;
-#elif defined(GNU_ATOMICS)
- 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_HAS_ATOMICS == 0
- *ptr += val;
- return *ptr;
-#elif defined(GNU_ATOMICS)
- 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;
-}