internal override unsafe void Visit(UIntPtr *loc)
{
UIntPtr addr = *loc;
UIntPtr page = PageTable.Page(addr);
if (!PageTable.IsGcPage(page))
{
PageType pageType = PageTable.Type(page);
VTable.Assert(pageType == PageType.NonGC ||
pageType == PageType.Stack,
@"pageType == PageType.NonGC ||
pageType == PageType.Stack");
return;
}
UIntPtr objAddr = SegregatedFreeList.Find(addr);
Object obj = Magic.fromAddress(objAddr);
UIntPtr count = getBackupRefcount(obj);
setBackupRefcount(obj, count + 1);
if (obj.GcMark((UIntPtr)1))
{
this.workList.Write(objAddr);
}
}
internal unsafe override void Visit(UIntPtr *loc)
{
UIntPtr addr = *loc;
// Ignore pointers out of our memory area
if (PageTable.IsForeignAddr(addr))
{
return;
}
UIntPtr page = PageTable.Page(addr);
if (!PageTable.IsMyGcPage(page))
{
PageType pageType = PageTable.Type(page);
#if SINGULARITY_PROCESS
// We have to allow reference pointers to the
// ThreadContext, which lives in the kernel space.
VTable.Assert((PageTable.IsNonGcPage(pageType) &&
PageTable.IsMyPage(page)) ||
PageTable.IsStackPage(pageType) ||
PageTable.IsSharedPage(pageType) ||
(PageTable.IsGcPage(pageType) &&
PageTable.IsKernelPage(page)));
#else
VTable.Assert((PageTable.IsNonGcPage(pageType) &&
PageTable.IsMyPage(page)) ||
PageTable.IsStackPage(pageType) ||
PageTable.IsSharedPage(pageType));
#endif
return;
}
UIntPtr objectAddr = SegregatedFreeList.Find(addr);
markAndProcessReferenceVisitor.Visit(&objectAddr);
}
internal override unsafe void Visit(UIntPtr *loc)
{
UIntPtr addr = *loc;
UIntPtr page = PageTable.Page(addr);
if (!PageTable.IsGcPage(page))
{
PageType pageType = PageTable.Type(page);
VTable.Assert(pageType == PageType.NonGC ||
pageType == PageType.Stack,
@"pageType == PageType.NonGC ||
pageType == PageType.Stack");
return;
}
UIntPtr objAddr = SegregatedFreeList.Find(addr);
incrementBackupRefCount.Traverse(objAddr);
}
internal override UIntPtr FindObjectAddr(UIntPtr interiorPtr)
{
return(SegregatedFreeList.Find(interiorPtr));
}