Have FastISel skip the multiply by 1 for getelementptr on i8*.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55129 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp
index 71042ff..450596e 100644
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -124,10 +124,8 @@
// Unhandled operand. Halt "fast" selection and bail.
return false;
- // FIXME: If multiple is power of two, turn it into a shift. The
- // optimization should be in FastEmit_ri?
- IdxN = FastEmit_ri_(VT, ISD::MUL, IdxN,
- ElementSize, VT);
+ if (ElementSize != 1)
+ IdxN = FastEmit_ri_(VT, ISD::MUL, IdxN, ElementSize, VT);
if (IdxN == 0)
// Unhandled operand. Halt "fast" selection and bail.
return false;