[PATCH] D37158: [InstCombine][InstSimplify] Teach decomposeBitTestICmp to look through truncate instructions

[Sanjay Patel via Phabricator via llvm-commits]

spatel accepted this revision.
spatel added a comment.
This revision is now accepted and ready to land.

LGTM.



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Comment at: lib/Transforms/InstCombine/InstCombineAndOrXor.cpp:302-317
+  Y = ConstantInt::get(X->getType(), Mask);
+  Z = ConstantInt::get(X->getType(), 0);
   return true;
 }
 
 /// Handle (icmp(A & B) ==/!= C) &/| (icmp(A & D) ==/!= E).
 /// Return the set of pattern classes (from MaskedICmpType) that both LHS and
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These are just cleanups? Could go in as a preliminary NFC.


https://reviews.llvm.org/D37158