[PATCH] D28979: [X86] Add demanded elts support for the inputs to pclmul intrinsic

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Jan 21 14:58:10 PST 2017

RKSimon added inline comments.

Comment at: lib/Transforms/InstCombine/InstCombineCalls.cpp:2197
+    }
+    break;
+  }
Add support for detecting all undef with UndefElts?


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