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/* vproc-state.h
*
* COPYRIGHT (c) 1992 by AT&T Bell Laboratories.
*
* This is the state of a virtual processor.
*/
#ifndef _VPROC_STATE_
#define _VPROC_STATE_
#ifndef _ML_BASE_
#include "ml-base.h"
#endif
#ifndef _ML_SIGNALS_
#include "ml-signals.h"
#endif
#ifndef _SYSTEM_SIGNALS_
#include "system-signals.h"
#endif
#ifndef _ML_TIMER_
#include "ml-timer.h"
#endif
#if defined(MP_SUPPORT) && (! defined(_ML_MP_))
#include "ml-mp.h"
#endif
/** The Virtual processor state vector **/
struct vproc_state {
heap_t *vp_heap; /* The heap for this ML task */
ml_state_t *vp_state; /* The state of the ML task that is */
/* running on this VProc. Eventually */
/* we will support multiple ML tasks */
/* per VProc. */
/* Signal related fields: */
bool_t vp_inMLFlag; /* True while executing ML code */
bool_t vp_handlerPending; /* Is there a signal handler pending? */
bool_t vp_inSigHandler; /* Is an ML signal handler active? */
int vp_numPendingSysSigs; /* number of pending system signals */
int vp_numPendingSigs; /* number of pending runtime system */
/* signals */
int vp_sigCode; /* the code and count of the next */
int vp_sigCount; /* signal to handle. */
pending_sig_t vp_pendingSigQ[NUM_SIGS]; /* the queue of pending signals. */
int vp_nextPendingSig; /* the index in the queue of the next */
/* signal to handle. */
int vp_numInQ; /* the number of pending signals in */
/* the queue. */
int vp_gcSigState; /* The state of the GC signal handler */
Time_t *vp_gcTime0; /* The cumulative CPU time at the start of */
/* the last GC (see kernel/timers.c). */
Time_t *vp_gcTime; /* The cumulative GC time. */
Unsigned32_t vp_limitPtrMask; /* for raw-C-call interface */
#ifdef MP_SUPPORT
mp_pid_t vp_mpSelf; /* the owning process's ID */
vproc_status_t vp_mpState; /* proc state (see ml-mp.h) */
#endif
};
#endif /* !_VPROC_STATE_ */
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