Cross Reference: /vbox/src/VBox/Runtime/generic/critsectrw-generic.cpp

Lines Matching refs:u64State
69     pThis->u64State         = 0;
180     uint64_t u64State    = ASMAtomicReadU64(&pThis->u64State);
181     uint64_t u64OldState = u64State;
185         if ((u64State & RTCSRW_DIR_MASK) == (RTCSRW_DIR_READ << RTCSRW_DIR_SHIFT))
188             uint64_t c = (u64State & RTCSRW_CNT_RD_MASK) >> RTCSRW_CNT_RD_SHIFT;
191             u64State &= ~RTCSRW_CNT_RD_MASK;
192             u64State |= c << RTCSRW_CNT_RD_SHIFT;
193             if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
201         else if ((u64State & (RTCSRW_CNT_RD_MASK | RTCSRW_CNT_WR_MASK)) == 0)
204             u64State &= ~(RTCSRW_CNT_RD_MASK | RTCSRW_CNT_WR_MASK | RTCSRW_DIR_MASK);
205             u64State |= (UINT64_C(1) << RTCSRW_CNT_RD_SHIFT) | (RTCSRW_DIR_READ << RTCSRW_DIR_SHIFT);
206             if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
238             uint64_t c = (u64State & RTCSRW_CNT_RD_MASK) >> RTCSRW_CNT_RD_SHIFT;
242             uint64_t cWait = (u64State & RTCSRW_WAIT_CNT_RD_MASK) >> RTCSRW_WAIT_CNT_RD_SHIFT;
247             u64State &= ~(RTCSRW_CNT_RD_MASK | RTCSRW_WAIT_CNT_RD_MASK);
248             u64State |= (c << RTCSRW_CNT_RD_SHIFT) | (cWait << RTCSRW_WAIT_CNT_RD_SHIFT);
250             if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
274                             u64OldState = u64State = ASMAtomicReadU64(&pThis->u64State);
275                             c = (u64State & RTCSRW_CNT_RD_MASK) >> RTCSRW_CNT_RD_SHIFT; Assert(c > 0);
277                             cWait = (u64State & RTCSRW_WAIT_CNT_RD_MASK) >> RTCSRW_WAIT_CNT_RD_SHIFT; Assert(cWait > 0);
279                             u64State &= ~(RTCSRW_CNT_RD_MASK | RTCSRW_WAIT_CNT_RD_MASK);
280                             u64State |= (c << RTCSRW_CNT_RD_SHIFT) | (cWait << RTCSRW_WAIT_CNT_RD_SHIFT);
281                             if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
288                     u64State = ASMAtomicReadU64(&pThis->u64State);
289                     if ((u64State & RTCSRW_DIR_MASK) == (RTCSRW_DIR_READ << RTCSRW_DIR_SHIFT))
297                     u64OldState = u64State;
299                     cWait = (u64State & RTCSRW_WAIT_CNT_RD_MASK) >> RTCSRW_WAIT_CNT_RD_SHIFT;
302                     u64State &= ~RTCSRW_WAIT_CNT_RD_MASK;
303                     u64State |= cWait << RTCSRW_WAIT_CNT_RD_SHIFT;
305                     if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
317                     u64State = ASMAtomicReadU64(&pThis->u64State);
331         u64State = ASMAtomicReadU64(&pThis->u64State);
332         u64OldState = u64State;
336     Assert((ASMAtomicReadU64(&pThis->u64State) & RTCSRW_DIR_MASK) == (RTCSRW_DIR_READ << RTCSRW_DIR_SHIFT));
394     uint64_t u64State    = ASMAtomicReadU64(&pThis->u64State);
395     uint64_t u64OldState = u64State;
396     if ((u64State & RTCSRW_DIR_MASK) == (RTCSRW_DIR_READ << RTCSRW_DIR_SHIFT))
405             uint64_t c = (u64State & RTCSRW_CNT_RD_MASK) >> RTCSRW_CNT_RD_SHIFT;
410                 || (u64State & RTCSRW_CNT_WR_MASK) == 0)
413                 u64State &= ~RTCSRW_CNT_RD_MASK;
414                 u64State |= c << RTCSRW_CNT_RD_SHIFT;
415                 if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
421                 u64State &= ~(RTCSRW_CNT_RD_MASK | RTCSRW_DIR_MASK);
422                 u64State |= RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT;
423                 if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
432             u64State = ASMAtomicReadU64(&pThis->u64State);
433             u64OldState = u64State;
483         Assert((ASMAtomicReadU64(&pThis->u64State) & RTCSRW_DIR_MASK) == (RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT));
497     uint64_t u64State    = ASMAtomicReadU64(&pThis->u64State);
498     uint64_t u64OldState = u64State;
502         if (   (u64State & RTCSRW_DIR_MASK) == (RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT)
503             || (u64State & (RTCSRW_CNT_RD_MASK | RTCSRW_CNT_WR_MASK)) != 0)
506             uint64_t c = (u64State & RTCSRW_CNT_WR_MASK) >> RTCSRW_CNT_WR_SHIFT;
509             u64State &= ~RTCSRW_CNT_WR_MASK;
510             u64State |= c << RTCSRW_CNT_WR_SHIFT;
511             if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
514         else if ((u64State & (RTCSRW_CNT_RD_MASK | RTCSRW_CNT_WR_MASK)) == 0)
517             u64State &= ~(RTCSRW_CNT_RD_MASK | RTCSRW_CNT_WR_MASK | RTCSRW_DIR_MASK);
518             u64State |= (UINT64_C(1) << RTCSRW_CNT_WR_SHIFT) | (RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT);
519             if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
528             uint64_t c = (u64State & RTCSRW_CNT_WR_MASK) >> RTCSRW_CNT_WR_SHIFT;
531             u64State &= ~RTCSRW_CNT_WR_MASK;
532             u64State |= c << RTCSRW_CNT_WR_SHIFT;
533             if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
541         u64State = ASMAtomicReadU64(&pThis->u64State);
542         u64OldState = u64State;
549     bool fDone = (u64State & RTCSRW_DIR_MASK) == (RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT)
550               && (  ((u64State & RTCSRW_CNT_WR_MASK) >> RTCSRW_CNT_WR_SHIFT) == 1
563                 u64OldState = u64State = ASMAtomicReadU64(&pThis->u64State);
564                 uint64_t c = (u64State & RTCSRW_CNT_WR_MASK) >> RTCSRW_CNT_WR_SHIFT; Assert(c > 0);
566                 u64State &= ~RTCSRW_CNT_WR_MASK;
567                 u64State |= c << RTCSRW_CNT_WR_SHIFT;
568                 if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
601                     u64OldState = u64State = ASMAtomicReadU64(&pThis->u64State);
602                     uint64_t c = (u64State & RTCSRW_CNT_WR_MASK) >> RTCSRW_CNT_WR_SHIFT; Assert(c > 0);
604                     u64State &= ~RTCSRW_CNT_WR_MASK;
605                     u64State |= c << RTCSRW_CNT_WR_SHIFT;
606                     if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
612             u64State = ASMAtomicReadU64(&pThis->u64State);
613             if ((u64State & RTCSRW_DIR_MASK) == (RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT))
626     Assert((ASMAtomicReadU64(&pThis->u64State) & RTCSRW_DIR_MASK) == (RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT));
709             uint64_t u64State    = ASMAtomicReadU64(&pThis->u64State);
710             uint64_t u64OldState = u64State;
712             uint64_t c = (u64State & RTCSRW_CNT_WR_MASK) >> RTCSRW_CNT_WR_SHIFT;
717                 || (u64State & RTCSRW_CNT_RD_MASK) == 0)
720                 u64State &= ~RTCSRW_CNT_WR_MASK;
721                 u64State |= c << RTCSRW_CNT_WR_SHIFT;
722                 if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
735                 u64State &= ~(RTCSRW_CNT_WR_MASK | RTCSRW_DIR_MASK);
736                 u64State |= RTCSRW_DIR_READ << RTCSRW_DIR_SHIFT;
737                 if (ASMAtomicCmpXchgU64(&pThis->u64State, u64State, u64OldState))
798     uint64_t u64State = ASMAtomicReadU64(&pThis->u64State);
799     if ((u64State & RTCSRW_DIR_MASK) == (RTCSRW_DIR_WRITE << RTCSRW_DIR_SHIFT))
814     if (!(u64State & RTCSRW_CNT_RD_MASK))
875     uint64_t u64State = ASMAtomicReadU64(&pThis->u64State);
876     if ((u64State & RTCSRW_DIR_MASK) != (RTCSRW_DIR_READ << RTCSRW_DIR_SHIFT))
878     return (u64State & RTCSRW_CNT_RD_MASK) >> RTCSRW_CNT_RD_SHIFT;
901     pThis->u64State = 0;