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OS/platform include cleanup

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Adam Ierymenko 2020-02-21 08:01:58 -08:00
parent 1d885cf810
commit 8f8e3f4960
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GPG key ID: C8877CF2D7A5D7F3
1 changed files with 34 additions and 41 deletions
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75
node/OS.hpp
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@ -36,16 +36,29 @@
#define __GNUC__
#endif
#if (defined(__GCC__) || defined(__GNUC__) || defined(__clang)) && (defined(__SIZEOF_INT128__) || defined(__amd64) || defined(__amd64__) || defined(__x86_64) || defined(__x86_64__) || defined(__AMD64) || defined(__AMD64__) || defined(_M_X64) || defined(__aarch64__))
#if defined(__SIZEOF_INT128__) || ((defined(__GCC__) || defined(__GNUC__) || defined(__clang)) && (defined(__amd64) || defined(__amd64__) || defined(__x86_64) || defined(__x86_64__) || defined(__AMD64) || defined(__AMD64__) || defined(_M_X64) || defined(__aarch64__)))
#if defined(__SIZEOF_INT128__)
#define ZT_HAVE_UINT128
#define ZT_HAVE_UINT128 1
typedef unsigned __int128 uint128_t;
#else
#define ZT_HAVE_UINT128
#define ZT_HAVE_UINT128 1
typedef unsigned uint128_t __attribute__((mode(TI)));
#endif
#endif
#if (defined(__amd64) || defined(__amd64__) || defined(__x86_64) || defined(__x86_64__) || defined(__AMD64) || defined(__AMD64__) || defined(_M_X64))
#define ZT_ARCH_X64 1
#endif
// As far as we know it's only generally safe to do unaligned type casts in all
// cases on x86 and x64 architectures. Others such as ARM and MIPS will generate
// a fault or exhibit undefined behavior that varies by vendor.
#if (!(defined(ZT_ARCH_X64) || defined(i386) || defined(__i386) || defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) || defined(_M_IX86) || defined(__X86__) || defined(_X86_) || defined(__I86__) || defined(__INTEL__) || defined(__386)))
#ifndef ZT_NO_UNALIGNED_ACCESS
#define ZT_NO_UNALIGNED_ACCESS 1
#endif
#endif
#if defined(_WIN32) || defined(_WIN64)
#ifdef _MSC_VER
#pragma warning(disable : 4290)
@ -53,7 +66,7 @@ typedef unsigned uint128_t __attribute__((mode(TI)));
#pragma warning(disable : 4101)
#endif
#ifndef __WINDOWS__
#define __WINDOWS__
#define __WINDOWS__ 1
#endif
#ifndef NOMINMAX
#define NOMINMAX
@ -66,10 +79,10 @@ typedef unsigned uint128_t __attribute__((mode(TI)));
#if defined(__linux__) || defined(linux) || defined(__LINUX__) || defined(__linux)
#ifndef __LINUX__
#define __LINUX__
#define __LINUX__ 1
#endif
#ifndef __UNIX_LIKE__
#define __UNIX_LIKE__
#define __UNIX_LIKE__ 1
#endif
#include <endian.h>
#endif
@ -77,64 +90,44 @@ typedef unsigned uint128_t __attribute__((mode(TI)));
#ifdef __APPLE__
#include <TargetConditionals.h>
#ifndef __UNIX_LIKE__
#define __UNIX_LIKE__
#define __UNIX_LIKE__ 1
#endif
#ifndef __BSD__
#define __BSD__
#define __BSD__ 1
#endif
#include <machine/endian.h>
#ifndef __BYTE_ORDER
#define __BYTE_ORDER __DARWIN_BYTE_ORDER
#define __BIG_ENDIAN __DARWIN_BIG_ENDIAN
#define __LITTLE_ENDIAN __DARWIN_LITTLE_ENDIAN
#endif
#endif
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__)
#ifndef __UNIX_LIKE__
#define __UNIX_LIKE__
#define __UNIX_LIKE__ 1
#endif
#ifndef __BSD__
#define __BSD__
#define __BSD__ 1
#endif
#include <sys/endian.h>
#if (!defined(__BYTE_ORDER)) && (defined(_BYTE_ORDER))
#define __BYTE_ORDER _BYTE_ORDER
#define __LITTLE_ENDIAN _LITTLE_ENDIAN
#define __BIG_ENDIAN _BIG_ENDIAN
#endif
#endif
#ifdef __NetBSD__
#ifndef RTF_MULTICAST
#define RTF_MULTICAST 0x20000000
#endif
#endif
#if (defined(__amd64) || defined(__amd64__) || defined(__x86_64) || defined(__x86_64__) || defined(__AMD64) || defined(__AMD64__) || defined(_M_X64))
#define ZT_ARCH_X64
#endif
// As far as we know it's only generally safe to do unaligned type casts in all
// cases on x86 and x64 architectures. Others such as ARM and MIPS will generate
// a fault or exhibit undefined behavior that varies by vendor.
#if (!(defined(ZT_ARCH_X64) || defined(i386) || defined(__i386) || defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) || defined(_M_IX86) || defined(__X86__) || defined(_X86_) || defined(__I86__) || defined(__INTEL__) || defined(__386)))
#ifndef ZT_NO_UNALIGNED_ACCESS
#define ZT_NO_UNALIGNED_ACCESS
#endif
#endif
// Assume little endian if not defined on Mac and Windows as these don't run on any BE architectures.
#if (defined(__APPLE__) || defined(__WINDOWS__)) && (!defined(__BYTE_ORDER))
#undef __BYTE_ORDER
#undef __LITTLE_ENDIAN
#undef __BIG_ENDIAN
#define __BIG_ENDIAN 4321
#define __LITTLE_ENDIAN 1234
#define __BYTE_ORDER 1234
#endif
// It would probably be safe to assume LE everywhere except on very specific architectures as there
// are few BE chips remaining in the wild that are powerful enough to run this, but for now we'll
// try to include endian.h and error out if it doesn't exist.
#ifndef __BYTE_ORDER
#ifdef _BYTE_ORDER
#define __BYTE_ORDER _BYTE_ORDER
#define __LITTLE_ENDIAN _LITTLE_ENDIAN
#define __BIG_ENDIAN _BIG_ENDIAN
#else
#include <endian.h>
#endif
#endif
#if (defined(__GNUC__) && (__GNUC__ >= 3)) || (defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 800)) || defined(__clang__)
#define ZT_ALWAYS_INLINE __attribute__((always_inline)) inline