[X86] Use getOnesVector instead of using DAG.getConstant(-1).

llvm-svn: 311840
2017-08-27 03:26:04 +00:00 · 2017-08-27 03:26:04 +00:00 · 71dab64a57
parent 13624cf980
commit 71dab64a57
1 changed files with 1 additions and 1 deletions
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@ -14412,7 +14412,7 @@ SDValue X86TargetLowering::LowerINSERT_VECTOR_ELT(SDValue Op,
    for (unsigned i = 0; i != NumElts; ++i)
      BlendMask.push_back(i == IdxVal ? i + NumElts : i);
    SDValue CstVector = IsZeroElt ? getZeroVector(VT, Subtarget, DAG, dl)
-                                  : DAG.getConstant(-1, dl, VT);
+                                  : getOnesVector(VT, DAG, dl);
    return DAG.getVectorShuffle(VT, dl, N0, CstVector, BlendMask);
  }