[llvm] [TableGen] Add a backend generating SDNode descriptions (PR #123002)

[Craig Topper via llvm-commits]

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@@ -353,6 +353,8 @@ class SDNode<string opcode, SDTypeProfile typeprof,
   string SDClass = sdclass;
   let Properties = props;
   SDTypeProfile TypeProfile = typeprof;
+  bit IsStrictFP = false;
+  bits<64> TSFlags = 0;
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topperc wrote:

TSFlags in SDNodeDesc in #119709 is declared as uint32_t. Are you going to enlarge that or should this be 32?

https://github.com/llvm/llvm-project/pull/123002