WaiterState Class Reference

WaiterState defines internal state of a waiter thread. More...

#include <futex_map.hh>

Public Member Functions
	WaiterState (ThreadContext *_tc, int _bitmask)
	this constructor is used if futex ops with bitset are used More...
	WaiterState (ThreadContext *_tc)
	if bitset is not defined, just set bitmask to 0xffffffff More...
bool	checkMask (int wakeup_bitmask) const
	return true if the bit-wise AND of the wakeup_bitmask given by a waking thread and this thread's internal bitmask is non-zero More...

Public Attributes
ThreadContext *	tc
int	bitmask

Detailed Description

WaiterState defines internal state of a waiter thread.

The state includes a pointer to the thread's context and its associated bitmask.

Definition at line 86 of file futex_map.hh.

Constructor & Destructor Documentation

WaiterState() [1/2]

WaiterState::WaiterState ( ThreadContext *  _tc, int  _bitmask  )

inline

this constructor is used if futex ops with bitset are used

Definition at line 94 of file futex_map.hh.

WaiterState() [2/2]

WaiterState::WaiterState ( ThreadContext *  _tc )

inline

if bitset is not defined, just set bitmask to 0xffffffff

Definition at line 101 of file futex_map.hh.

Member Function Documentation

checkMask()

bool WaiterState::checkMask ( int  wakeup_bitmask ) const

inline

return true if the bit-wise AND of the wakeup_bitmask given by a waking thread and this thread's internal bitmask is non-zero

Definition at line 110 of file futex_map.hh.

Referenced by FutexMap::wakeup_bitset().

Member Data Documentation

bitmask

int WaiterState::bitmask

Definition at line 89 of file futex_map.hh.

tc

ThreadContext* WaiterState::tc

Definition at line 88 of file futex_map.hh.

Referenced by FutexMap::wakeup_bitset().

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The documentation for this class was generated from the following file:

• sim/futex_map.hh