From 0e94e91f8140a123512e7a658fcd9f54c7758c48 Mon Sep 17 00:00:00 2001 From: Bob Wilson Date: Wed, 4 Mar 2009 17:47:01 +0000 Subject: Fix BuildVectorSDNode::isConstantSplat to handle one-element vectors. It is an error to call APInt::zext with a size that is equal to the value's current size, so use zextOrTrunc instead. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66039 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'lib/CodeGen') diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 886e726408..71560fe2ae 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -5583,9 +5583,9 @@ bool BuildVectorSDNode::isConstantSplat(APInt &SplatValue, if (OpVal.getOpcode() == ISD::UNDEF) SplatUndef |= APInt::getBitsSet(sz, BitPos, BitPos +EltBitSize); else if (ConstantSDNode *CN = dyn_cast(OpVal)) - SplatValue |= APInt(CN->getAPIntValue()).zext(sz) << BitPos; + SplatValue |= APInt(CN->getAPIntValue()).zextOrTrunc(sz) << BitPos; else if (ConstantFPSDNode *CN = dyn_cast(OpVal)) - SplatValue |= CN->getValueAPF().bitcastToAPInt().zext(sz) << BitPos; + SplatValue |= CN->getValueAPF().bitcastToAPInt().zextOrTrunc(sz) <