X86: PerformOrCombine introduced a vselect node with a wrong order of operands. This bug was introduced when a dedicated blend sdnode was replaced with the vselect node (in 139479).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145488 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 03aa57c..d213081 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -13903,7 +13903,7 @@
X = DAG.getNode(ISD::BITCAST, DL, BlendVT, X);
Y = DAG.getNode(ISD::BITCAST, DL, BlendVT, Y);
Mask = DAG.getNode(ISD::BITCAST, DL, BlendVT, Mask);
- Mask = DAG.getNode(ISD::VSELECT, DL, BlendVT, Mask, X, Y);
+ Mask = DAG.getNode(ISD::VSELECT, DL, BlendVT, Mask, Y, X);
return DAG.getNode(ISD::BITCAST, DL, VT, Mask);
}
}