CH_System.H File Reference

System dependent functions. More...

#include <cstring>
#include "CH_config.H"
#include "BaseNamespaceHeader.H"
#include "BaseNamespaceFooter.H"

Include dependency graph for CH_System.H:

Go to the source code of this file.

Namespaces
	CHSystem

Macros
#define	_CH_SYSTEM_H_
#define	BOOST_PP_STRINGIZE_(expr)   #expr
#define	BOOST_PP_STRINGIZE(expr)   BOOST_PP_STRINGIZE_(expr)
#define	BOOST_PRAGMA(args)   _Pragma(BOOST_PP_STRINGIZE(args))
#define	BOOST_BUILTIN_ASSUME(expr)   do { if (!(expr)) __builtin_unreachable(); } while (0) \
#define	BOOST_BUILTIN_ASSUME_ALIGNED(ptr, align)
#define	BOOST_DEMAND_VECTORIZATION   BOOST_PRAGMA(GCC ivdep) \

Functions
int	CHSystem::fileExists (const char *const a_filename)
	Check if a file exists. More...
int	CHSystem::memalign (void **a_memptr, size_t a_alignment, size_t a_size)
	Allocate aligned memory. More...
int	CHSystem::popcnt (unsigned i)

Detailed Description

System dependent functions.

Macro Definition Documentation

_CH_SYSTEM_H_

#define _CH_SYSTEM_H_

BOOST_PP_STRINGIZE_

#define BOOST_PP_STRINGIZE_

(

expr

)

#expr

BOOST_PP_STRINGIZE

#define BOOST_PP_STRINGIZE

(

expr

)

BOOST_PP_STRINGIZE_(expr)

BOOST_PRAGMA

#define BOOST_PRAGMA

(

args

)

_Pragma(BOOST_PP_STRINGIZE(args))

BOOST_BUILTIN_ASSUME

#define BOOST_BUILTIN_ASSUME

(

expr

)

do { if (!(expr)) __builtin_unreachable(); } while (0) \

BOOST_BUILTIN_ASSUME_ALIGNED

#define BOOST_BUILTIN_ASSUME_ALIGNED	(		ptr,
			align
	)

Value:

{                                                                      \
            ptr = reinterpret_cast<decltype(ptr)>(                             \
                __builtin_assume_aligned(ptr, align)                           \
            );                                                                 \
        }                                                                      \

BOOST_DEMAND_VECTORIZATION

#define BOOST_DEMAND_VECTORIZATION   BOOST_PRAGMA(GCC ivdep) \