{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"InlineAsmTemplatePiece::Placeholder"}]}
            InlineAsmTemplatePiece::Placeholder { operand_idx, modifier: _, span } => {
            InlineAsmTemplatePiece::String(ref s) => global_asm.push_str(s),
                match operands[operand_idx] {