SPEC-7531 Change Code/CryEngine to Code/Legacy (#1634)

* git mv Code\CryEngine Code\Legacy
* redirecting CMakeLists.txt
* fixing uic warning
* Some more CryEngine mentions
* validation scripts

Signed-off-by: Esteban Papp <81431996+amznestebanpapp@users.noreply.github.com>

Code/Legacy/CryCommon/iOSSpecific.h

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) Contributors to the Open 3D Engine Project
+ * 
+ * SPDX-License-Identifier: Apache-2.0 OR MIT
+ *
+ */
+
+
+// Description : iOS specific declarations
+
+
+#ifndef CRYINCLUDE_CRYCOMMON_IOSSPECIFIC_H
+#define CRYINCLUDE_CRYCOMMON_IOSSPECIFIC_H
+#pragma once
+
+
+#include "AppleSpecific.h"
+#include <float.h>
+#include <TargetConditionals.h>
+
+#if TARGET_IPHONE_SIMULATOR
+#define IOS_SIMULATOR
+#include <xmmintrin.h>
+#define _CPU_AMD64
+#define _CPU_SSE
+#else
+#define _CPU_ARM
+#define _CPU_NEON
+#endif
+
+// detect 64bit iOS
+#if defined(__LP64__)
+#define PLATFORM_64BIT
+#endif
+
+#if defined(_CPU_ARM) && defined(PLATFORM_64BIT)
+#   define INTERLOCKED_COMPARE_EXCHANGE_128_NOT_SUPPORTED
+#endif // defined(_CPU_ARM) && defined(PLATFORM_64BIT)
+
+#ifndef MOBILE
+#define MOBILE
+#endif
+
+// stubs for virtual keys, isn't used on iOS
+#define VK_UP               0
+#define VK_DOWN         0
+#define VK_RIGHT        0
+#define VK_LEFT         0
+#define VK_CONTROL  0
+#define VK_SCROLL       0
+
+
+//#define USE_CRT 1
+#if !defined(PLATFORM_64BIT)
+#error "IOS build only supports the 64bit architecture"
+#else
+#define SIZEOF_PTR 8
+typedef uint64_t threadID;
+#endif
+
+#endif // CRYINCLUDE_CRYCOMMON_IOSSPECIFIC_H