{"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"InlineAsmRegOrRegClass::RegClass(reg)"}]}
        InlineAsmRegOrRegClass::RegClass(reg) => match reg {
        // https://llvm.org/docs/LangRef.html#supported-constraint-code-list
            AArch64(AArch64InlineAsmRegClass::reg) => "r",