On Sat, Nov 5, 2011 at 3:24 AM, Richard Henderson <r...@redhat.com> wrote: > On 11/04/2011 04:53 PM, Aldy Hernandez wrote: >>> Why is it necessary to know whether a clone is a tm clone? >> >> How do you mean? First, there are a few pretty printing places where we >> dump that a function is a clone. It is easy to debug dumps when you know >> which function is the clone and which is the original function, since we >> will dump both variants at code generation time. >> >> Second, there is code in the TM lowering bits where we assert that we are >> not trying to lower TM clones ahead of time. And there is a check in >> gate_tm_init() where we specify that the entire function is a TM region if >> it is a clone. >> >> etc, etc. >> >> Does this answer your question? > > Richi, if it's the use of the bit in the tree node that you're worried about, > we could probably put it in cgraph_node.local instead. But we do need the > knowledge.
Yeah, I was worried about /* 1 bit left */ ;) Putting it in the cgraph node sounds more appealing indeed. Thanks, Richard. > > r~ >
