On Thu, Nov 06, 2025 at 10:40:28AM +0100, Richard Braun wrote: > On Thu, Nov 06, 2025 at 09:50:24AM +0300, Alexander Monakov wrote: > > Try define_bypass (it's "common" use is for situations where latency > > between instructions A and B is shorter than A would have otherwise, > > but using it for longer exceptional latency should work as well). > > I've looked at define_bypass, but my problem is that, according to > its description, it only applies to instructions with data dependency, > not functional unit (or reservation) conflicts. Am I wrong about that ?
I'm posting my replies to Benoit Dinechin, which include his suggestions, which were not Cc'd to the list because of IT issues, AIUI. -- Richard Braun
