https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66112
--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to Jakub Jelinek from comment #1) > Created attachment 35522 [details] > gcc5-pr66112.patch > > Supposedly just using SWI248 instead of SWI48 iterator should fix this, > though not sure about all the AMD scheduling stuff. Just copy HImode patterns, as is already case with QI, SI/DImode (and we tolerated it). We can macroize these patterns latter, if needed at all. I wonder, why HImode patterns were left out in the first place ...