ev5.cc (5640:c811ced9efc1) ev5.cc (5702:bf84e2fa05f7)
1/*
2 * Copyright (c) 2002-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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542void
543copyIprs(ThreadContext *src, ThreadContext *dest)
544{
545 for (int i = 0; i < NumInternalProcRegs; ++i)
546 dest->setMiscRegNoEffect(i, src->readMiscRegNoEffect(i));
547}
548
549} // namespace AlphaISA
1/*
2 * Copyright (c) 2002-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 533 unchanged lines hidden (view full) ---

542void
543copyIprs(ThreadContext *src, ThreadContext *dest)
544{
545 for (int i = 0; i < NumInternalProcRegs; ++i)
546 dest->setMiscRegNoEffect(i, src->readMiscRegNoEffect(i));
547}
548
549} // namespace AlphaISA
550
551#if FULL_SYSTEM
552
553using namespace AlphaISA;
554
555Fault
556SimpleThread::hwrei()
557{
558 if (!(readPC() & 0x3))
559 return new UnimplementedOpcodeFault;
560
561 setNextPC(readMiscRegNoEffect(IPR_EXC_ADDR));
562
563 if (!misspeculating()) {
564 if (kernelStats)
565 kernelStats->hwrei();
566 }
567
568 // FIXME: XXX check for interrupts? XXX
569 return NoFault;
570}
571
572/**
573 * Check for special simulator handling of specific PAL calls.
574 * If return value is false, actual PAL call will be suppressed.
575 */
576bool
577SimpleThread::simPalCheck(int palFunc)
578{
579 if (kernelStats)
580 kernelStats->callpal(palFunc, tc);
581
582 switch (palFunc) {
583 case PAL::halt:
584 halt();
585 if (--System::numSystemsRunning == 0)
586 exitSimLoop("all cpus halted");
587 break;
588
589 case PAL::bpt:
590 case PAL::bugchk:
591 if (system->breakpoint())
592 return false;
593 break;
594 }
595
596 return true;
597}
598
599#endif // FULL_SYSTEM