[atomic] Remove Apple implementation

Continuation of https://github.com/harfbuzz/harfbuzz/pull/676
This commit is contained in:
Behdad Esfahbod 2020-06-29 10:40:21 -07:00
parent 140797d4a2
commit 3528a21e8d
1 changed files with 0 additions and 24 deletions

View File

@ -123,30 +123,6 @@ static_assert ((sizeof (LONG) == sizeof (int)), "");
#define hb_atomic_ptr_impl_cmpexch(P,O,N) (InterlockedCompareExchangePointer ((P), (N), (O)) == (O)) #define hb_atomic_ptr_impl_cmpexch(P,O,N) (InterlockedCompareExchangePointer ((P), (N), (O)) == (O))
#elif !defined(HB_NO_MT) && defined(__APPLE__)
#include <libkern/OSAtomic.h>
#ifdef __MAC_OS_X_MIN_REQUIRED
#include <AvailabilityMacros.h>
#elif defined(__IPHONE_OS_MIN_REQUIRED)
#include <Availability.h>
#endif
#define _hb_memory_barrier() OSMemoryBarrier ()
#define hb_atomic_int_impl_add(AI, V) (OSAtomicAdd32Barrier ((V), (AI)) - (V))
#if (MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_4 || __IPHONE_VERSION_MIN_REQUIRED >= 20100)
#define hb_atomic_ptr_impl_cmpexch(P,O,N) OSAtomicCompareAndSwapPtrBarrier ((O), (N), (P))
#else
#if __ppc64__ || __x86_64__ || __aarch64__
#define hb_atomic_ptr_impl_cmpexch(P,O,N) OSAtomicCompareAndSwap64Barrier ((int64_t) (O), (int64_t) (N), (int64_t*) (P))
#else
#define hb_atomic_ptr_impl_cmpexch(P,O,N) OSAtomicCompareAndSwap32Barrier ((int32_t) (O), (int32_t) (N), (int32_t*) (P))
#endif
#endif
#elif !defined(HB_NO_MT) && defined(_AIX) && (defined(__IBMCPP__) || defined(__ibmxl__)) #elif !defined(HB_NO_MT) && defined(_AIX) && (defined(__IBMCPP__) || defined(__ibmxl__))
#include <builtins.h> #include <builtins.h>