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/****************************************************************************
* Copyright (C) 2014-2015 Intel Corporation. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
****************************************************************************/
#ifndef __SWR_OS_H__
#define __SWR_OS_H__
#include "core/knobs.h"
#if (defined(FORCE_WINDOWS) || defined(_WIN32)) && !defined(FORCE_LINUX)
#define SWR_API __cdecl
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include "Windows.h"
#include <intrin.h>
#include <cstdint>
#define OSALIGN(RWORD, WIDTH) __declspec(align(WIDTH)) RWORD
#define THREAD __declspec(thread)
#define INLINE __forceinline
#define DEBUGBREAK __debugbreak()
#define PRAGMA_WARNING_PUSH_DISABLE(...) \
__pragma(warning(push));\
__pragma(warning(disable:__VA_ARGS__));
#define PRAGMA_WARNING_POP() __pragma(warning(pop))
#if defined(_WIN64)
#define BitScanReverseSizeT BitScanReverse64
#define BitScanForwardSizeT BitScanForward64
#define _mm_popcount_sizeT _mm_popcnt_u64
#else
#define BitScanReverseSizeT BitScanReverse
#define BitScanForwardSizeT BitScanForward
#define _mm_popcount_sizeT _mm_popcnt_u32
#endif
#elif defined(FORCE_LINUX) || defined(__linux__) || defined(__gnu_linux__)
#define SWR_API
#include <stdlib.h>
#include <string.h>
#include <x86intrin.h>
#include <stdint.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/stat.h>
#include <stdio.h>
typedef void VOID;
typedef void* LPVOID;
typedef int INT;
typedef unsigned int UINT;
typedef void* HANDLE;
typedef int LONG;
typedef unsigned int DWORD;
#undef FALSE
#define FALSE 0
#undef TRUE
#define TRUE 1
#define OSALIGN(RWORD, WIDTH) RWORD __attribute__((aligned(WIDTH)))
#define THREAD __thread
#ifndef INLINE
#define INLINE __inline
#endif
#define DEBUGBREAK asm ("int $3")
#if !defined(__CYGWIN__)
#define __cdecl
#define __stdcall
#define __declspec(X)
#endif
#define GCC_VERSION (__GNUC__ * 10000 \
+ __GNUC_MINOR__ * 100 \
+ __GNUC_PATCHLEVEL__)
#if !defined(__clang__) && (__GNUC__) && (GCC_VERSION < 40500)
inline
uint64_t __rdtsc()
{
long low, high;
asm volatile("rdtsc" : "=a"(low), "=d"(high));
return (low | ((uint64_t)high << 32));
}
#endif
#ifndef __clang__
// Intrinsic not defined in gcc
static INLINE
void _mm256_storeu2_m128i(__m128i *hi, __m128i *lo, __m256i a)
{
_mm_storeu_si128((__m128i*)lo, _mm256_castsi256_si128(a));
_mm_storeu_si128((__m128i*)hi, _mm256_extractf128_si256(a, 0x1));
}
#endif
inline
unsigned char _BitScanForward(unsigned long *Index, unsigned long Mask)
{
*Index = __builtin_ctz(Mask);
return (Mask != 0);
}
inline
unsigned char _BitScanForward(unsigned int *Index, unsigned int Mask)
{
*Index = __builtin_ctz(Mask);
return (Mask != 0);
}
inline
unsigned char _BitScanReverse(unsigned long *Index, unsigned long Mask)
{
*Index = __builtin_clz(Mask);
return (Mask != 0);
}
inline
unsigned char _BitScanReverse(unsigned int *Index, unsigned int Mask)
{
*Index = __builtin_clz(Mask);
return (Mask != 0);
}
inline
void *_aligned_malloc(unsigned int size, unsigned int alignment)
{
void *ret;
if (posix_memalign(&ret, alignment, size))
{
return NULL;
}
return ret;
}
inline
unsigned char _bittest(const LONG *a, LONG b)
{
return ((*(unsigned *)(a) & (1 << b)) != 0);
}
#define GetCurrentProcessId getpid
#define CreateDirectory(name, pSecurity) mkdir(name, 0777)
#define _aligned_free free
#define InterlockedCompareExchange(Dest, Exchange, Comparand) __sync_val_compare_and_swap(Dest, Comparand, Exchange)
#define InterlockedExchangeAdd(Addend, Value) __sync_fetch_and_add(Addend, Value)
#define InterlockedDecrement(Append) __sync_sub_and_fetch(Append, 1)
#define InterlockedDecrement64(Append) __sync_sub_and_fetch(Append, 1)
#define InterlockedIncrement(Append) __sync_add_and_fetch(Append, 1)
#define _ReadWriteBarrier() asm volatile("" ::: "memory")
#define PRAGMA_WARNING_PUSH_DISABLE(...)
#define PRAGMA_WARNING_POP()
#else
#error Unsupported OS/system.
#endif
// Universal types
typedef uint8_t KILOBYTE[1024];
typedef KILOBYTE MEGABYTE[1024];
typedef MEGABYTE GIGABYTE[1024];
#define OSALIGNLINE(RWORD) OSALIGN(RWORD, 64)
#if KNOB_SIMD_WIDTH == 8
#define OSALIGNSIMD(RWORD) OSALIGN(RWORD, 32)
#endif
#include "common/swr_assert.h"
#endif//__SWR_OS_H__
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