doc/frsqrt.rst

   1 Proposed frsqrt Instruction Encoding
   2 ====================================
   3
   4 +-----------+---------+-------+-----+--------+----+---------+
   5 | Mnemonic  | funct7  | rs2   | rs1 | funct3 | rd | opcode  |
   6 +===========+=========+=======+=====+========+====+=========+
   7 | frsqrt.s  | 0111100 | 00000 | rs1 | rm     | rd | 1010011 |
   8 +-----------+---------+-------+-----+--------+----+---------+
   9 | frsqrt.d  | 0111101 | 00000 | rs1 | rm     | rd | 1010011 |
  10 +-----------+---------+-------+-----+--------+----+---------+
  11 | frsqrt.q  | 0111110 | 00000 | rs1 | rm     | rd | 1010011 |
  12 +-----------+---------+-------+-----+--------+----+---------+
  13 | frsqrt.h  | 0111111 | 00000 | rs1 | rm     | rd | 1010011 |
  14 +-----------+---------+-------+-----+--------+----+---------+