RawContext.cpp File Reference

Fast context switching inspired from SystemV ucontexts. More...

#include <math.h>
#include <utility>
#include <functional>
#include "src/internal_config.h"
#include "xbt/log.h"
#include "xbt/parmap.h"
#include "xbt/dynar.h"
#include "smx_private.h"
#include "smx_private.hpp"
#include "mc/mc.h"

Classes
class	simgrid::simix::RawContext
class	simgrid::simix::RawContextFactory

Namespaces
	simgrid
	simgrid::simix

Typedefs
typedef void(*	rawctx_entry_point_t) (void *)
typedef void *	raw_stack_t

Functions
	XBT_LOG_EXTERNAL_DEFAULT_CATEGORY (simix_context)
ContextFactory *	simgrid::simix::raw_factory ()
raw_stack_t	raw_makecontext (void *malloced_stack, int stack_size, rawctx_entry_point_t entry_point, void *arg)
void	raw_swapcontext (raw_stack_t *old, raw_stack_t new_context)

Variables
static unsigned long	raw_process_index = 0
static simgrid::simix::RawContext *	raw_maestro_context
static bool	raw_context_parallel = false

Detailed Description

Fast context switching inspired from SystemV ucontexts.

In contrast to System V context, it does not touch the signal mask which avoids making a system call (at least on Linux).

Typedef Documentation

typedef void(* rawctx_entry_point_t) (void *)

typedef void* raw_stack_t

Function Documentation

XBT_LOG_EXTERNAL_DEFAULT_CATEGORY

(

simix_context

)

raw_stack_t raw_makecontext	(	void *	malloced_stack,
		int	stack_size,
		rawctx_entry_point_t	entry_point,
		void *	arg
	)

void raw_swapcontext	(	raw_stack_t *	old,
		raw_stack_t	new_context
	)

Variable Documentation

unsigned long raw_process_index = 0

static

simgrid::simix::RawContext* raw_maestro_context

static

bool raw_context_parallel = false

static