[PATCH] D11124: Extracting a splat value from vector

[hfinkel at anl.gov]

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

This LGTM. Please either commit this with a test case covering the masks with undef (and the insertelement index verification), or add such a test case to http://reviews.llvm.org/D11121 before you commit.


================
Comment at: lib/Analysis/VectorUtils.cpp:428
@@ +427,3 @@
+      return nullptr;
+  // The fisrt shuffle source is 'insertelement' with index 0.
+  llvm::InsertElementInst *InsertEltInst =
----------------
fisrt -> first

================
Comment at: lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp:3092
@@ -3090,3 +3091,3 @@
   assert (Ptr->getType()->isVectorTy() && "Uexpected pointer type");
   GetElementPtrInst *Gep = dyn_cast<GetElementPtrInst>(Ptr);
   if (!Gep || Gep->getNumOperands() > 2)
----------------
I'd highly prefer that Gep were GEP, GepPtrs -> GEPPtrs, etc. to match our general naming convention. But that should be done in a separate commit regardless.



Repository:
  rL LLVM

http://reviews.llvm.org/D11124