//c-srli-srai.adoc [wavedrom, ,svg] .... {reg: [ {bits: 2, name: 'op', type: 3, attr: ['2','C1', 'C1'],}, {bits: 5, name: 'shamt[4:0]', type: 1, attr: ['5','shamt[4:0]', 'shamt[4:0]'],}, {bits: 3, name: 'rd′/rs1′', type: 5, attr: ['3','dest', 'dest'],}, {bits: 2, name: 'funct2', type: 5, attr: ['2','C.SRLI', 'C.SRAI'],}, {bits: 1, name: 'shamt[5]', type: 5, attr: ['1','shamt[5]', 'shamt[5]'],}, {bits: 3, name: 'funct3', type: 5, attr: ['3','C.SRLI', 'C.SRAI'],}, ]} ....