[PATCH] D51433: [InstCombine] enhance vector demanded elements to look at a vector select condition operand

[Sanjay Patel via Phabricator via llvm-commits]

spatel added inline comments.


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Comment at: lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp:1263
   case Instruction::Select: {
+    // If this is a vector select, try to transform the select condition based
+    // on the current demanded elements.
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craig.topper wrote:
> What would you think about casting to SelectInst and using getCondition, getTrueValue, getFalseValue, setCondition, etc. throughout this code?
Sure - let me clean that up and rebase.


https://reviews.llvm.org/D51433