[TableGen] Making printer support $cppClass substitution (similar to parser).

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PiperOrigin-RevId: 250534216

diff --git a/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp b/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp
index ca8b27a..0d21d73 100644 (file)
--- a/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp
+++ b/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp
@@ -887,8 +887,10 @@ void OpEmitter::genPrinter() {
     return;
 
   auto &method = opClass.newMethod("void", "print", "OpAsmPrinter *p");
+  FmtContext fctx;
+  fctx.addSubst("cppClass", opClass.getClassName());
   auto printer = codeInit->getValue().ltrim().rtrim(" \t\v\f\r");
-  method.body() << "  " << printer;
+  method.body() << "  " << tgfmt(printer, &fctx);
 }
 
 void OpEmitter::genVerifier() {