Amr64 on mac impl progress

Source/Engine/Platform/Mac/MacDefines.h

@@ -13,7 +13,6 @@
 #define PLATFORM_ARCH_ARM64 1
 #define PLATFORM_ARCH ArchitectureType::ARM64
 #else
-sss;
 #define PLATFORM_64BITS 1
 #define PLATFORM_ARCH_X64 1
 #define PLATFORM_ARCH ArchitectureType::x64

Source/Engine/Platform/Mac/MacPlatform.h

@@ -44,15 +44,11 @@ public:
     }
     FORCE_INLINE static int32 AtomicRead(int32 volatile* dst)
     {
-        int32 result;
-        __atomic_load(dst, &result, __ATOMIC_SEQ_CST);
-        return result;
+        return __atomic_load_n(dst, __ATOMIC_SEQ_CST);
     }
     FORCE_INLINE static int64 AtomicRead(int64 volatile* dst)
     {
-        int64 result;
-        __atomic_load(dst, &result, __ATOMIC_SEQ_CST);
-        return result;
+        return __atomic_load_n(dst, __ATOMIC_SEQ_CST);
     }
     FORCE_INLINE static void AtomicStore(int32 volatile* dst, int32 value)
     {

Source/Tools/Flax.Build/Build/GameTarget.cs

@@ -47,6 +47,7 @@ namespace Flax.Build
             Architectures = new[]
             {
                 TargetArchitecture.x64,
+                TargetArchitecture.ARM64,
             };
             ConfigurationName = "Editor";
             GlobalDefinitions.Add("USE_EDITOR");