From 03abf2f2aa77ddd23b74e431005bf773ce1cf0aa Mon Sep 17 00:00:00 2001 From: Tom Stellard Date: Fri, 8 Mar 2013 15:37:02 +0000 Subject: LegalizeDAG: Respect the result of TLI.getBooleanContents() when expanding SETCC git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176695 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'lib/CodeGen') diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index f085e444b6..743a9da059 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -3632,8 +3632,20 @@ void SelectionDAGLegalize::ExpandNode(SDNode *Node) { // Otherwise, SETCC for the given comparison type must be completely // illegal; expand it into a SELECT_CC. EVT VT = Node->getValueType(0); + int TrueValue; + switch(TLI.getBooleanContents(VT.isVector())) { + default: assert(!"Unhandled BooleanContent value"); + case TargetLowering::ZeroOrOneBooleanContent: + case TargetLowering::UndefinedBooleanContent: + TrueValue = 1; + break; + case TargetLowering::ZeroOrNegativeOneBooleanContent: + TrueValue = -1; + break; + } Tmp1 = DAG.getNode(ISD::SELECT_CC, dl, VT, Tmp1, Tmp2, - DAG.getConstant(1, VT), DAG.getConstant(0, VT), Tmp3); + DAG.getConstant(TrueValue, VT), DAG.getConstant(0, VT), + Tmp3); Results.push_back(Tmp1); break; } -- cgit v1.2.3-70-g09d2