[clang] [CIR] Upstream initial function call support (PR #134673)

[Sirui Mu via cfe-commits]

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@@ -1242,6 +1242,43 @@ def FuncOp : CIR_Op<"func", [
   let hasVerifier = 1;
 }
 
+//===----------------------------------------------------------------------===//
+// CallOp
+//===----------------------------------------------------------------------===//
+
+class CIR_CallOp<string mnemonic, list<Trait> extra_traits = []>
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Lancern wrote:

Updated.

https://github.com/llvm/llvm-project/pull/134673