172 lines
4.6 KiB
C

// File: lzham_core.h
// See Copyright Notice and license at the end of include/lzham.h
#pragma once
#if defined(_MSC_VER)
#pragma warning (disable: 4127) // conditional expression is constant
#endif
#if defined(_XBOX) && !defined(LZHAM_ANSI_CPLUSPLUS)
// X360
#include <xtl.h>
#define _HAS_EXCEPTIONS 0
#define NOMINMAX
#define LZHAM_PLATFORM_X360 1
#define LZHAM_USE_WIN32_API 1
#define LZHAM_USE_WIN32_ATOMIC_FUNCTIONS 1
#define LZHAM_64BIT_POINTERS 0
#define LZHAM_CPU_HAS_64BIT_REGISTERS 1
#define LZHAM_BIG_ENDIAN_CPU 1
#define LZHAM_USE_UNALIGNED_INT_LOADS 1
#define LZHAM_RESTRICT __restrict
#define LZHAM_FORCE_INLINE __forceinline
#define LZHAM_NOTE_UNUSED(x) (void)x
#elif defined(WIN32) && !defined(LZHAM_ANSI_CPLUSPLUS)
// MSVC or MinGW, x86 or x64, Win32 API's for threading and Win32 Interlocked API's or GCC built-ins for atomic ops.
#ifdef NDEBUG
// Ensure checked iterators are disabled.
#define _SECURE_SCL 0
#define _HAS_ITERATOR_DEBUGGING 0
#endif
#ifndef _DLL
// If we're using the DLL form of the run-time libs, we're also going to be enabling exceptions because we'll be building CLR apps.
// Otherwise, we disable exceptions for a small speed boost.
//#define _HAS_EXCEPTIONS 0
#endif
#define NOMINMAX
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x500
#endif
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#define LZHAM_USE_WIN32_API 1
#if defined(__MINGW32__) || defined(__MINGW64__)
#define LZHAM_USE_GCC_ATOMIC_BUILTINS 1
#else
#define LZHAM_USE_WIN32_ATOMIC_FUNCTIONS 1
#endif
#define LZHAM_PLATFORM_PC 1
#ifdef _WIN64
#define LZHAM_PLATFORM_PC_X64 1
#define LZHAM_64BIT_POINTERS 1
#define LZHAM_CPU_HAS_64BIT_REGISTERS 1
#define LZHAM_LITTLE_ENDIAN_CPU 1
#else
#define LZHAM_PLATFORM_PC_X86 1
#define LZHAM_64BIT_POINTERS 0
#define LZHAM_CPU_HAS_64BIT_REGISTERS 0
#define LZHAM_LITTLE_ENDIAN_CPU 1
#endif
#define LZHAM_USE_UNALIGNED_INT_LOADS 1
#define LZHAM_RESTRICT __restrict
#define LZHAM_FORCE_INLINE __forceinline
#if defined(_MSC_VER) || defined(__MINGW32__) || defined(__MINGW64__)
#define LZHAM_USE_MSVC_INTRINSICS 1
#endif
#define LZHAM_NOTE_UNUSED(x) (void)x
#elif defined(__GNUC__) && !defined(LZHAM_ANSI_CPLUSPLUS)
// GCC x86 or x64, pthreads for threading and GCC built-ins for atomic ops.
#define LZHAM_PLATFORM_PC 1
#if defined(_WIN64) || defined(__MINGW64__) || defined(_LP64) || defined(__LP64__)
#define LZHAM_PLATFORM_PC_X64 1
#define LZHAM_64BIT_POINTERS 1
#define LZHAM_CPU_HAS_64BIT_REGISTERS 1
#else
#define LZHAM_PLATFORM_PC_X86 1
#define LZHAM_64BIT_POINTERS 0
#define LZHAM_CPU_HAS_64BIT_REGISTERS 0
#endif
#define LZHAM_USE_UNALIGNED_INT_LOADS 1
#define LZHAM_LITTLE_ENDIAN_CPU 1
#define LZHAM_USE_PTHREADS_API 1
#define LZHAM_USE_GCC_ATOMIC_BUILTINS 1
#define LZHAM_RESTRICT
#if defined(__clang__)
#define LZHAM_FORCE_INLINE inline
#else
#define LZHAM_FORCE_INLINE inline __attribute__((__always_inline__,__gnu_inline__))
#endif
#define LZHAM_NOTE_UNUSED(x) (void)x
#else
// Vanilla ANSI-C/C++
// No threading support, unaligned loads are NOT okay.
#if defined(_WIN64) || defined(__MINGW64__) || defined(_LP64) || defined(__LP64__)
#define LZHAM_64BIT_POINTERS 1
#define LZHAM_CPU_HAS_64BIT_REGISTERS 1
#else
#define LZHAM_64BIT_POINTERS 0
#define LZHAM_CPU_HAS_64BIT_REGISTERS 0
#endif
#define LZHAM_USE_UNALIGNED_INT_LOADS 0
#if __BIG_ENDIAN__
#define LZHAM_BIG_ENDIAN_CPU 1
#else
#define LZHAM_LITTLE_ENDIAN_CPU 1
#endif
#define LZHAM_USE_GCC_ATOMIC_BUILTINS 0
#define LZHAM_USE_WIN32_ATOMIC_FUNCTIONS 0
#define LZHAM_RESTRICT
#define LZHAM_FORCE_INLINE inline
#define LZHAM_NOTE_UNUSED(x) (void)x
#include <windows.h>
#endif
#if LZHAM_LITTLE_ENDIAN_CPU
const bool c_lzham_little_endian_platform = true;
#else
const bool c_lzham_little_endian_platform = false;
#endif
const bool c_lzham_big_endian_platform = !c_lzham_little_endian_platform;
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <malloc.h>
#include <stdarg.h>
#include <memory.h>
#include <limits.h>
#include <algorithm>
#include <errno.h>
#include "lzham.h"
#include "lzham_config.h"
#include "lzham_types.h"
#include "lzham_assert.h"
#include "lzham_platform.h"
#include "lzham_helpers.h"
#include "lzham_traits.h"
#include "lzham_mem.h"
#include "lzham_math.h"
#include "lzham_utils.h"
#include "lzham_vector.h"