Compiler.h

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/*
* Copyright Onix Solutions Limited [OnixS]. All rights reserved.
*
* This software owned by Onix Solutions Limited [OnixS] and is protected by copyright law
* and international copyright treaties.
*
* Access to and use of the software is governed by the terms of the applicable ONIXS Software
* Services Agreement (the Agreement) and Customer end user license agreements granting
* a non-assignable, non-transferable and non-exclusive license to use the software
* for it's own data processing purposes under the terms defined in the Agreement.
*
* Except as otherwise granted within the terms of the Agreement, copying or reproduction of any part
* of this source code or associated reference material to any other location for further reproduction
* or redistribution, and any amendments to this copyright notice, are expressly prohibited.
*
* Any reproduction or redistribution for sale or hiring of the Software not in accordance with
* the terms of the Agreement is a violation of copyright law.
*/

#pragma once

#if !(defined(ONIXS_FIXENGINE_DOXYGEN) && ONIXS_FIXENGINE_DOXYGEN)

#include <OnixS/FIXEngine/CompilerDetection.h>

#if defined(_MSC_VER) && defined(_MSVC_LANG)
#  define ONIXS_CURRENT_CXX_STD _MSVC_LANG
#else
#  define ONIXS_CURRENT_CXX_STD __cplusplus
#endif

# if defined(ONIXS_FIXENGINE_CXX11)
#  if (ONIXS_CURRENT_CXX_STD < 201103L)
#   error C++11 was targeted during the OnixS SDK compilation but is not detected now
#   define ONIXS_TERMINATE_COMPILATION
#  endif
# endif

# if defined(ONIXS_FIXENGINE_CXX14)
#  if (ONIXS_CURRENT_CXX_STD < 201402L)
#   error C++14 was targeted during the OnixS SDK compilation but is not detected now
#   define ONIXS_TERMINATE_COMPILATION
#  endif
# endif

# if defined(ONIXS_FIXENGINE_CXX17)
#  if (ONIXS_CURRENT_CXX_STD < 201703L)
#   error C++17 was targeted during the OnixS SDK compilation but is not detected now
#   define ONIXS_TERMINATE_COMPILATION
#  endif
# endif

# if defined(ONIXS_FIXENGINE_CXX20)
#  if !(ONIXS_CURRENT_CXX_STD > 201703L)
#   error C++20 was targeted during the OnixS SDK compilation but is not detected now
#   define ONIXS_TERMINATE_COMPILATION
#  endif
# endif

# if defined(ONIXS_TERMINATE_COMPILATION)
#  include <termnate_compilation>
#endif

# if defined(ONIXS_FIXENGINE_COMPILER_IS_GNU) | defined(ONIXS_FIXENGINE_COMPILER_IS_Clang)
#  define ONIXS_FIXENGINE_COMPILER_IS_GNU_or_Clang
# endif

#if !defined ONIXS_FIXENGINE_COMPILER_IS_GNU
# if defined(__has_cpp_attribute)
#  if __has_cpp_attribute(likely)
#   define ONIXS_FIXENGINE_LIKELY_ATTR [[likely]]
#   define ONIXS_FIXENGINE_LIKELY(cond) ((cond)) [[likely]]
#  endif
#  if __has_cpp_attribute(unlikely)
#   define ONIXS_FIXENGINE_UNLIKELY_ATTR [[unlikely]]
#   define ONIXS_FIXENGINE_UNLIKELY(cond) ((cond)) [[unlikely]]
#  endif
#  if __has_cpp_attribute(noreturn)
#   define ONIXS_FIXENGINE_NORETURN [[noreturn]]
#  endif
#  if __has_cpp_attribute(nodiscard)
#   define ONIXS_FIXENGINE_NODISCARD [[nodiscard]]
#  endif
# endif
#endif

# if defined(ONIXS_FIXENGINE_COMPILER_IS_GNU_or_Clang)

# if !defined ONIXS_FIXENGINE_LIKELY
#  define ONIXS_FIXENGINE_LIKELY(cond) (__builtin_expect((static_cast<bool>((cond))), true))
# endif

# if !defined ONIXS_FIXENGINE_LIKELY_ATTR
#  define ONIXS_FIXENGINE_LIKELY_ATTR
# endif

# if !defined ONIXS_FIXENGINE_UNLIKELY
#  define ONIXS_FIXENGINE_UNLIKELY(cond) (__builtin_expect((static_cast<bool>((cond))), false))
# endif

# if !defined ONIXS_FIXENGINE_UNLIKELY_ATTR
#  define ONIXS_FIXENGINE_UNLIKELY_ATTR
# endif

# if !defined ONIXS_FIXENGINE_NORETURN
#  define ONIXS_FIXENGINE_NORETURN __attribute__ ((__noreturn__))
# endif

# if !defined ONIXS_FIXENGINE_NODISCARD
#  define ONIXS_FIXENGINE_NODISCARD __attribute__((warn_unused_result))
# endif

#  define ONIXS_FIXENGINE_UNUSED __attribute__((__unused__))
#  define ONIXS_FIXENGINE_MAY_ALIAS __attribute__((__may_alias__))
#  define ONIXS_FIXENGINE_HOTPATH __attribute__((hot))
#  define ONIXS_FIXENGINE_COLDPATH __attribute__((noinline,cold))
#  define ONIXS_FIXENGINE_PURE __attribute__((pure))

#elif defined(ONIXS_FIXENGINE_COMPILER_IS_MSVC)

# if !defined ONIXS_FIXENGINE_LIKELY
#  define ONIXS_FIXENGINE_LIKELY(cond) ((cond))
# endif

# if !defined ONIXS_FIXENGINE_LIKELY_ATTR
#  define ONIXS_FIXENGINE_LIKELY_ATTR
# endif

# if !defined ONIXS_FIXENGINE_UNLIKELY
#  define ONIXS_FIXENGINE_UNLIKELY(cond) ((cond))
# endif

# if !defined ONIXS_FIXENGINE_UNLIKELY_ATTR
#  define ONIXS_FIXENGINE_UNLIKELY_ATTR
# endif

# if !defined ONIXS_FIXENGINE_NORETURN
#  define ONIXS_FIXENGINE_NORETURN __declspec(noreturn)
# endif

# if !defined ONIXS_FIXENGINE_NODISCARD
#  define ONIXS_FIXENGINE_NODISCARD _Check_return_
# endif

#  define ONIXS_FIXENGINE_PURE
#  define ONIXS_FIXENGINE_UNUSED
#  define ONIXS_FIXENGINE_MAY_ALIAS
#  define ONIXS_FIXENGINE_HOTPATH
#  define ONIXS_FIXENGINE_COLDPATH __declspec(noinline)

#else
#  error Unsupported compiler
#endif

#if defined(ONIXS_FIXENGINE_COMPILER_IS_GNU)
#  define ONIXS_FIXENGINE_CHECK_EXPECT(exp,c) (__builtin_expect((exp), (c)))
#else
#  define ONIXS_FIXENGINE_CHECK_EXPECT(exp,c) ((exp))
#endif

# if defined(ONIXS_FIXENGINE_COMPILER_IS_GNU) & !defined(ONIXS_FIXENGINE_CXX11)
#  define ONIXS_FIXENGINE_GCC44_SPURIOUS_WARNING_TURNAROUND ONIXS_FIXENGINE_MAY_ALIAS
# else
#  define ONIXS_FIXENGINE_GCC44_SPURIOUS_WARNING_TURNAROUND
# endif


#if defined(ONIXS_FIXENGINE_CXX11)

# define ONIXS_FIXENGINE_NOTHROW noexcept
# define ONIXS_FIXENGINE_CHECK_NOTHROW(equation) ONIXS_FIXENGINE_STATIC_ASSERT(noexcept((equation)))
# define ONIXS_FIXENGINE_EXPLICIT explicit
# define ONIXS_FIXENGINE_CONST_OR_CONSTEXPR constexpr
# define ONIXS_FIXENGINE_FINAL final
# define ONIXS_FIXENGINE_OVERRIDE override
# define ONIXS_FIXENGINE_CONSTEXPR constexpr
# define ONIXS_FIXENGINE_NULLPTR nullptr
# define ONIXS_FIXENGINE_DELETED_FUNCTION = delete
# define ONIXS_FIXENGINE_STATIC_ASSERT(X) static_assert(X, #X)
# define ONIXS_FIXENGINE_STATIC_ASSERT_MSG(X, MSG) static_assert(X, MSG)
# define ONIXS_FIXENGINE_ALIGNAS(X) alignas(X)
# define ONIXS_FIXENGINE_DEFAULT =default

#else

# define ONIXS_FIXENGINE_NOTHROW throw()
# define ONIXS_FIXENGINE_CHECK_NOTHROW(equation) ONIXS_FIXENGINE_STATIC_ASSERT((true))
# define ONIXS_FIXENGINE_EXPLICIT
# define ONIXS_FIXENGINE_CONST_OR_CONSTEXPR const
# define ONIXS_FIXENGINE_FINAL
# define ONIXS_FIXENGINE_OVERRIDE
# define ONIXS_FIXENGINE_CONSTEXPR
# define ONIXS_FIXENGINE_DELETED_FUNCTION
# define ONIXS_FIXENGINE_DEFAULT {}


# if defined ONIXS_FIXENGINE_COMPILER_IS_GNU_or_Clang
#  define ONIXS_FIXENGINE_NULLPTR __null
# else
#  define ONIXS_FIXENGINE_NULLPTR 0
# endif


# define ONIXS_FIXENGINE_STATIC_ASSERT_JOIN(X, Y) ONIXS_FIXENGINE_STATIC_ASSERT_JOIN_IMPL(X, Y)
# define ONIXS_FIXENGINE_STATIC_ASSERT_JOIN_IMPL(X, Y) X##Y
template<bool> struct ONIXS_FIXENGINEStaticAssert;
template<> struct ONIXS_FIXENGINEStaticAssert<true>{};
# define ONIXS_FIXENGINE_STATIC_ASSERT(X) enum { ONIXS_FIXENGINE_STATIC_ASSERT_JOIN(ONIXS_FIXENGINEStaticAssertEnum, __LINE__) = sizeof(ONIXS_FIXENGINEStaticAssert<X>) }
# define ONIXS_FIXENGINE_STATIC_ASSERT_MSG(X, MSG) enum { ONIXS_FIXENGINE_STATIC_ASSERT_JOIN(ONIXS_FIXENGINEStaticAssertEnum, __LINE__) = sizeof(ONIXS_FIXENGINEStaticAssert<X>) }


# if defined ONIXS_FIXENGINE_COMPILER_IS_GNU_or_Clang
#  define ONIXS_FIXENGINE_ALIGNAS(X) __attribute__ ((__aligned__(X)))
# elif defined ONIXS_FIXENGINE_COMPILER_IS_MSVC
#  define ONIXS_FIXENGINE_ALIGNAS(X) __declspec(align(X))
# else
#  define ONIXS_FIXENGINE_ALIGNAS(X)
# endif

#endif

#if defined NDEBUG
# define ONIXS_FIXENGINE_ASSERT(CHECK) static_cast<void>((CHECK))
#else
#if defined (ONIXS_FIXENGINE_CXX11)
#       define ONIXS_FIXENGINE_ASSERT(CHECK) ((CHECK) ? void(0) : []() {assert(!#CHECK);}())
#   else
#       define ONIXS_FIXENGINE_ASSERT(CHECK) (assert((CHECK)))
#   endif
#endif

#if defined (ONIXS_FIXENGINE_CXX11)
#   define ONIXS_FIXENGINE_HAS_TYPE_TRAITS
#endif

#if defined(ONIXS_FIXENGINE_CXX17)
#   define ONIXS_FIXENGINE_HAS_STRING_VIEW
#endif

#define ONIXS_FIXENGINE_HARDWARE_DESTRUCTIVE_INTERFACE_SIZE (64)

#else //#if !(defined(ONIXS_DOXYGEN) && ONIXS_DOXYGEN)

#define ONIXS_FIXENGINE_EXPORTED
#define ONIXS_FIXENGINE_NOTHROW noexcept
#define ONIXS_FIXENGINE_EXPLICIT explicit
#define ONIXS_FIXENGINE_CONST_OR_CONSTEXPR constexpr
#define ONIXS_FIXENGINE_CONSTEXPR constexpr
#define ONIXS_FIXENGINE_OVERRIDE override
#define ONIXS_FIXENGINE_FINAL final
#define ONIXS_FIXENGINE_NULLPTR nullptr

#define ONIXS_FIXENGINE_NORETURN
#define ONIXS_FIXENGINE_NODISCARD

#define ONIXS_FIXENGINE_HOTPATH
#define ONIXS_FIXENGINE_COLDPATH
#define ONIXS_FIXENGINE_PURE

#define ONIXS_FIXENGINE_HAS_TYPE_TRAITS
#define ONIXS_FIXENGINE_HAS_STRING_VIEW

#define ONIXS_FIXENGINE_CXX11
#define ONIXS_FIXENGINE_CXX14
#define ONIXS_FIXENGINE_CXX17
#define ONIXS_FIXENGINE_CXX20


#define ONIXS_FIXENGINE_UNUSED
#define ONIXS_FIXENGINE_DEFAULT =default

#define ONIXS_FIXENGINE_GCC44_SPURIOUS_WARNING_TURNAROUND

#endif