rs1 rm rd 1010011 FCLASS.H 1100010 00000 rs1 000 rd 1010011 FSGNJX.D 0010101 rs2 rs1 rm rd 1010011 FCVT.D.LU 1111001 00000 rs1 rm rd 1010011 FSQRT.D 0010001 rs2 rs1 011 rd 0110011 MULHU 0000001 rs2 rs1 000 rd 0001111 FENCE 1000 0011 0011 00000 000 00000 0001111 PAUSE 000000000000 00000 000 00000 0001111 PAUSE 000000000000 00000 000 00000 1110011 EBREAK 31 27 26 25 24 20 19 15 14 13 12 11 7 6 5 4 3 2 VLEN=32b, SEW=16b, LMUL=2 Byte 3 2 1 0 32 19 0 33 19 0 33 19 0 33 19 0 34 18 0 35 17 0 36 16 0 1 1 1 12 106 12 107 11 108 1 12 13 15 16 17 18 19 20 21 22 23 24-31 32-47 48-63 ≥64 Instruction address misaligned Store/AMO access fault Illegal instruction Breakpoint Virtual instruction Store/AMO guest-page fault Virtual instruction Yes Yes No Yes Yes Yes Yes
steadiest