[LLVMdev] RFC: GLIBCXX_DEBUG ScheduleDAG Patch

David Greene
2008-01-02T20:44:11Z

On Saturday 22 December 2007 02:33, Evan Cheng wrote:

> > After some very simple testing, I see slowdowns of around 1.7%.  I
> > assume
> > this is ok, but want to check.
>
> Can you clarify? Is this 1.7% slowdown of scheduling time or overall
> codegen time? If it's the later, then it seems a bit too much. Also,
> please test it with all the MultiSource/Applications.

It's 1.7% overall.

Does the nightly test build provide compile-time information?  I see from
the Makefile that it uses -time-passes.  I assume the "Today's LLC
compile"
header on the nightly page comes from that and reflects the compile time
for the test.

                                          -Dave