[llvm] [X86] TableGen-erate SDNode descriptions (PR #168421)

[Sergei Barannikov via llvm-commits]

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@@ -15,20 +15,68 @@
 
 #include "llvm/CodeGen/SelectionDAGTargetInfo.h"
 
+#define GET_SDNODE_ENUM
+#include "X86GenSDNodeInfo.inc"
+
 namespace llvm {
+namespace X86ISD {
+
+enum NodeType : unsigned {
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s-barannikov wrote:

The generated enum is `enum GenNodeType : unsigned`

https://github.com/llvm/llvm-project/pull/168421