[llvm-commits] CVS: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

[Chris Lattner]

Changes in directory llvm/lib/CodeGen/SelectionDAG:

LegalizeDAG.cpp updated: 1.99 -> 1.100
---
Log message:

Legalize this correctly


---
Diffs of the changes:  (+3 -1)

 LegalizeDAG.cpp |    4 +++-
 1 files changed, 3 insertions(+), 1 deletion(-)


Index: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.99 llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.100
--- llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.99	Tue May 10 23:51:16 2005
+++ llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp	Wed May 11 00:09:47 2005
@@ -2173,7 +2173,9 @@
 
   case ISD::CTPOP:
     ExpandOp(Node->getOperand(0), Lo, Hi);
-    Lo = DAG.getNode(ISD::ADD, NVT, Lo, Hi);
+    Lo = DAG.getNode(ISD::ADD, NVT,          // ctpop(HL) -> ctpop(H)+ctpop(L)
+                     DAG.getNode(ISD::CTPOP, NVT, Lo),
+                     DAG.getNode(ISD::CTPOP, NVT, Hi));
     Hi = DAG.getConstant(0, NVT);
     break;