cheng/mpir
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

split out windows longlong parts

Browse Source
This commit is contained in:
jasonmoxham 2011-04-11 07:41:43 +00:00
parent 08dc99d709
commit 059ea30181
3 changed files with 65 additions and 52 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

55
longlong.h
View File

@ -164,58 +164,9 @@ MA 02110-1301, USA. */
#endif
#ifdef _MSC_VER
# include <intrin.h>
#define COUNT_LEADING_ZEROS_NEED_CLZ_TAB
# if defined( _WIN64 )
#pragma intrinsic(_BitScanForward64)
#pragma intrinsic(_BitScanReverse64)
#pragma intrinsic(_umul128)
# define count_leading_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanReverse64(&_z, (x)); \
c = 63 - _z; \
} while (0)
# define count_trailing_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanForward64(&_z, (x)); \
c = _z; \
} while (0)
# define umul_ppmm(xh, xl, m0, m1) \
do { \
xl = _umul128( (m0), (m1), &xh); \
} while (0)
# else
#pragma intrinsic(_BitScanForward)
#pragma intrinsic(_BitScanReverse)
#pragma intrinsic(__emulu)
# define count_leading_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanReverse(&_z, (x)); \
c = 31 - _z; \
} while (0)
# define count_trailing_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanForward(&_z, (x)); \
c = _z; \
} while (0)
# define umul_ppmm(xh, xl, m0, m1) \
do { unsigned __int64 _t; \
_t = __emulu( (m0), (m1)); \
xl = _t & 0xffffffff; \
xh = _t >> 32; \
} while (0)
# endif
/* temporary */
#include "mpn/x86w/longlong.h"
#include "mpn/x86_64w/longlong.h"
#endif
/* FIXME: The macros using external routines like __MPN(count_leading_zeros)

33
mpn/x86_64w/longlong.h Normal file
View File

@ -0,0 +1,33 @@
#ifdef _MSC_VER
# include <intrin.h>
#define COUNT_LEADING_ZEROS_NEED_CLZ_TAB
# if defined( _WIN64 )
#pragma intrinsic(_BitScanForward64)
#pragma intrinsic(_BitScanReverse64)
#pragma intrinsic(_umul128)
# define count_leading_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanReverse64(&_z, (x)); \
c = 63 - _z; \
} while (0)
# define count_trailing_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanForward64(&_z, (x)); \
c = _z; \
} while (0)
# define umul_ppmm(xh, xl, m0, m1) \
do { \
xl = _umul128( (m0), (m1), &xh); \
} while (0)
# endif
#endif
/* We need to put the the gcc inline asm for MinGW64 here as well */

29
mpn/x86w/longlong.h Normal file
View File

@ -0,0 +1,29 @@
# include <intrin.h>
#define COUNT_LEADING_ZEROS_NEED_CLZ_TAB
# if ! defined( _WIN64 )
#pragma intrinsic(_BitScanForward)
#pragma intrinsic(_BitScanReverse)
#pragma intrinsic(__emulu)
# define count_leading_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanReverse(&_z, (x)); \
c = 31 - _z; \
} while (0)
# define count_trailing_zeros(c,x) \
do { unsigned long _z; \
ASSERT ((x) != 0); \
_BitScanForward(&_z, (x)); \
c = _z; \
} while (0)
# define umul_ppmm(xh, xl, m0, m1) \
do { unsigned __int64 _t; \
_t = __emulu( (m0), (m1)); \
xl = _t & 0xffffffff; \
xh = _t >> 32; \
} while (0)
# endif