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authorDan Gohman <gohman@apple.com>2008-05-20 20:59:51 +0000
committerDan Gohman <gohman@apple.com>2008-05-20 20:59:51 +0000
commitc84941be0af3a721183297ebb5e8511157a0c636 (patch)
tree4cdea1236a6a4a068b90cc2c9b448714f73d7823
parent1fdfa6aabf0518373030cdc7db16c281c33a35ce (diff)
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Port the fix for the select operator from instcombine's
ComputeNumSignBits to SelectionDAG's ComputeNumSignBits. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51348 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAG.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 83e773ed31..c46271a2b7 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -1690,9 +1690,9 @@ unsigned SelectionDAG::ComputeNumSignBits(SDOperand Op, unsigned Depth) const{
return std::min(Tmp, Tmp2);
case ISD::SELECT:
- Tmp = ComputeNumSignBits(Op.getOperand(0), Depth+1);
+ Tmp = ComputeNumSignBits(Op.getOperand(1), Depth+1);
if (Tmp == 1) return 1; // Early out.
- Tmp2 = ComputeNumSignBits(Op.getOperand(1), Depth+1);
+ Tmp2 = ComputeNumSignBits(Op.getOperand(2), Depth+1);
return std::min(Tmp, Tmp2);
case ISD::SETCC: