Displaying 1 result from an estimated 1 matches for "forwardingcandidate".
2015 Nov 03
2
Loop Load Elimination - RAR forward deps
Hi Adam,
I'm looking into your LLE pass in order to remove the RAR dependency
from GVN, and I've hit a problem that might need some more thinking.
I've modified your patch to cope with both kinds of dependencies in
the ForwardingCandidate class, but the way the pass gathers
informations only brings RAW dependencies:
const auto *Deps = LAI.getDepChecker().getDependences();
if (!Deps)
return Candidates;
If I add RAR dependency checking on LoopAccessInfo, that'll break
everything else that depends on it, and if I sc...