On Mon, Nov 18, 2013 at 7:41 AM, Jonathan S. Shapiro <[email protected]>wrote:


> Sure, but the stack map is effectively the same. It's using the same
> actual map data, but it's statically precomputed and doesn't require any
> writes at run time at all.
>

Writing the conventional stack in such a way that the stack frames look
like conventional objects does two things:

1. It enables reuse of the object mark logic
2. It eliminates the reliance on libunwind.

That's really all it does for us.
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