diff options
Diffstat (limited to 'lib/Target/PowerPC/PPCISelPattern.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCISelPattern.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCISelPattern.cpp b/lib/Target/PowerPC/PPCISelPattern.cpp index 750161caf8..5b4c6e58d5 100644 --- a/lib/Target/PowerPC/PPCISelPattern.cpp +++ b/lib/Target/PowerPC/PPCISelPattern.cpp @@ -1572,6 +1572,11 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) { SDNode *Node = N.Val; MVT::ValueType DestType = N.getValueType(); + if (Node->getOpcode() == ISD::CopyFromReg && + MRegisterInfo::isVirtualRegister(cast<RegSDNode>(Node)->getReg())) + // Just use the specified register as our input. + return cast<RegSDNode>(Node)->getReg(); + unsigned &Reg = ExprMap[N]; if (Reg) return Reg; |