[llvm] [TableGen] Emit OpName as an enum class instead of a namespace (PR #125313)

[Craig Topper via llvm-commits]

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@@ -19,6 +19,11 @@
 #include <functional>
 #include <utility>
 
+// Pull in OpName enum definition.
+#define GET_INSTRINFO_OPERAND_ENUM
+#include "AMDGPUGenInstrInfo.inc"
+#undef GET_INSTRINFO_OPERAND_ENUM
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topperc wrote:

Isn't it undefed by the .inc?

https://github.com/llvm/llvm-project/pull/125313