[llvm] [DXIL] Add constraint specification and backend implementation of DXIL Ops (PR #97593)

[Damyan Pepper via llvm-commits]

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@@ -113,9 +99,16 @@ DXILOperationDesc::DXILOperationDesc(const Record *R) {
   OpCode = R->getValueAsInt("OpCode");
 
   Doc = R->getValueAsString("Doc");
-
-  auto TypeRecs = R->getValueAsListOfDefs("OpTypes");
-  unsigned TypeRecsSize = TypeRecs.size();
+  SmallVector<Record *> ParamTypeRecs;
+  std::vector<Record *> RetTys = R->getValueAsListOfDefs("result");
+  for (auto Ty : RetTys) {
+    ParamTypeRecs.push_back(Ty);
+  }
+  std::vector<Record *> ArgTys = R->getValueAsListOfDefs("arguments");
+  for (auto Ty : ArgTys) {
+    ParamTypeRecs.push_back(Ty);
+  }
+  unsigned ParamTypeRecsSize = ParamTypeRecs.size();
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damyanp wrote:

Should this be `size_t` rather than `unsigned`?

https://github.com/llvm/llvm-project/pull/97593