Make FastISel use the correct argument type when casting GEP indices.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55384 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp
index 965fc0228689cca86d4025bb4e1dab07b8240cf3..4d4e1b8c2176c0090fdf5b53649bf17a34e0b222 100644 (file)
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -124,18 +124,19 @@ bool FastISel::SelectGetElementPtr(Instruction *I,
       // it.
       MVT IdxVT = MVT::getMVT(Idx->getType(), /*HandleUnknown=*/false);
       if (IdxVT.bitsLT(VT))
-        IdxN = FastEmit_r(VT, VT, ISD::SIGN_EXTEND, IdxN);
+        IdxN = FastEmit_r(IdxVT.getSimpleVT(), VT, ISD::SIGN_EXTEND, IdxN);
       else if (IdxVT.bitsGT(VT))
-        IdxN = FastEmit_r(VT, VT, ISD::TRUNCATE, IdxN);
+        IdxN = FastEmit_r(IdxVT.getSimpleVT(), VT, ISD::TRUNCATE, IdxN);
       if (IdxN == 0)
         // Unhandled operand. Halt "fast" selection and bail.
         return false;
 
-      if (ElementSize != 1)
+      if (ElementSize != 1) {
         IdxN = FastEmit_ri_(VT, ISD::MUL, IdxN, ElementSize, VT);
-      if (IdxN == 0)
-        // Unhandled operand. Halt "fast" selection and bail.
-        return false;
+        if (IdxN == 0)
+          // Unhandled operand. Halt "fast" selection and bail.
+          return false;
+      }
       N = FastEmit_rr(VT, VT, ISD::ADD, N, IdxN);
       if (N == 0)
         // Unhandled operand. Halt "fast" selection and bail.