{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"//"}]}
//    if they're "in" or "out". "In" and "out" operands can interleave. One operand can be
// 1. Rust asm operands go along as one list of operands. Operands themselves indicate
//    both "in" and "out" (`inout(reg)`).