internal static unsafe void SwitchToThreadContextNoGC(ref ThreadContext newContext)
{
// Interrupts should be disabled at this point
VTable.Assert(Processor.InterruptsDisabled());
// Save appears to returns twice: once with true on this thread after
// the save, and once with false when the context is restored.
if (GetCurrentThreadContext()->threadRecord.spill.Save())
{
// Initial return from save; time to swap in the new context.
// Must do this on the interrupt stack, since once we release the
// dispatch lock the saved context is free to run (and we would
// be on the same stack.)
fixed(ThreadContext *c = &newContext)
{
// Note that this does not return.
Isa.CallbackOnInterruptStack(resumeThreadCallback, (UIntPtr)c);
}
}
// Saved context will resume here
}
internal static extern void TestSave(ref ThreadContext newContext);
internal static extern void SwitchToThreadContext(ref ThreadContext oldContext, ref ThreadContext newContext);
