{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"Nvptx(NvptxInlineAsmRegClass::reg64)"}]}
            Nvptx(NvptxInlineAsmRegClass::reg64) => "l",
            Nvptx(NvptxInlineAsmRegClass::reg32) => "r",
            PowerPC(PowerPCInlineAsmRegClass::reg) => "r",