{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"|"}]}
        | InlineAsmRegClass::X86(reg @ X86InlineAsmRegClass::zmm_reg) => match (reg, modifier) {
        | InlineAsmRegClass::X86(reg @ X86InlineAsmRegClass::ymm_reg)
            (X86InlineAsmRegClass::xmm_reg, None) => Some('x'),