Displaying 2 results from an estimated 2 matches for "clear_point".
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clear_pointer
2006 Mar 14
0
[LLVMdev] Re: Garbage collection questions
...g info */
union {
unsigned count;
struct Header *next;
} field;
} BlockHeader;
/* flag indicates the union contains a pointer */
#define POINTER_FLAG 0x01
#define IS_POINTER(header) (header->flags & POINTER_FLAG)
#define SET_POINTER(header) header->flags |= POINTER_FLAG;
#define CLEAR_POINTER(header) header->flags &= ~POINTER_FLAG;
#define LINK(root, block) \
block->field.next = root;\
root = block;
#define UNLINK(entry, prev) \
prev->field.next = entry->field.next;
#define FIND(head, entry, i) \
for (i=head; i != NULL && i->field.next == entry; i=i->f...
2006 Mar 14
3
[LLVMdev] Re: Garbage collection questions
Again, sorry for the delay. :(
On Thu, 9 Mar 2006, Sandro Magi wrote:
> I've written a reference-counting garbage collector for LLVM, but I'm
> still unclear on a few things.
Cool!
> The following piece of code that appears on
> http://llvm.cs.uiuc.edu/docs/GarbageCollection.html is unclear:
>
> ;; As the pointer goes out of scope, store a null value into
> ;;