[llvm] [DAGCombiner] Fold setcc of trunc, generalizing some NVPTX isel logic (PR #150270)

[Simon Pilgrim via llvm-commits]

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@@ -17,6 +17,7 @@
 #include "llvm/CodeGen/Analysis.h"
 #include "llvm/CodeGen/CallingConvLower.h"
 #include "llvm/CodeGen/CodeGenCommonISel.h"
+#include "llvm/CodeGen/ISDOpcodes.h"
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RKSimon wrote:

Isn't this already in TargteLowering.h?

https://github.com/llvm/llvm-project/pull/150270