[PATCH] D31068: [SDAG] Expand MergedConsecutiveStores to better handle Giving up in Chain Analysis

Nirav Davé via llvm-commits llvm-commits at lists.llvm.org
Tue Apr 11 10:25:14 PDT 2017


Hmm. This is disconcerting. It looks pretty clear that t50 improved it's
chain from t18 to t0, but findBetterNeighborChains should be doing fixing
all of the upper chains improved to t0 simultaneously. This is likely  be a
nontrivial compiler slowdown. Would it possible to get the llvm code for
this case?
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