From c18ae4cb6a263cf31283c0ef51ace24350f8d72b Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 7 Jan 2005 08:19:42 +0000 Subject: [PATCH] Teach legalize how to handle condbranches git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19339 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 748ad3f2879..c8369aa1c61 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -305,6 +305,16 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { } break; + case ISD::BRCOND: + Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain. + // FIXME: booleans might not be legal! + Tmp2 = LegalizeOp(Node->getOperand(1)); // Legalize the condition. + // Basic block destination (Op#2) is always legal. + if (Tmp1 != Node->getOperand(0) || Tmp2 != Node->getOperand(1)) + Result = DAG.getNode(ISD::BRCOND, MVT::Other, Tmp1, Tmp2, + Node->getOperand(2)); + break; + case ISD::LOAD: Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain. Tmp2 = LegalizeOp(Node->getOperand(1)); // Legalize the pointer. -- 2.34.1