# format of a line in this file: # # # is given by specifying one or more range/value pairs: # hi..lo=value or bit=value or arg=value (e.g. 6..2=0x45 10=1 rd=0) # # is one of rd, rs1, rs2, rs3, imm20, imm12, imm12lo, imm12hi, # shamtw, shamt, rm beq bimm12hi rs1 rs2 bimm12lo 14..12=0 6..2=0x18 1..0=3 bne bimm12hi rs1 rs2 bimm12lo 14..12=1 6..2=0x18 1..0=3 blt bimm12hi rs1 rs2 bimm12lo 14..12=4 6..2=0x18 1..0=3 bge bimm12hi rs1 rs2 bimm12lo 14..12=5 6..2=0x18 1..0=3 bltu bimm12hi rs1 rs2 bimm12lo 14..12=6 6..2=0x18 1..0=3 bgeu bimm12hi rs1 rs2 bimm12lo 14..12=7 6..2=0x18 1..0=3 jalr rd rs1 imm12 14..12=0 6..2=0x19 1..0=3 jal rd jimm20 6..2=0x1b 1..0=3 lui rd imm20 6..2=0x0D 1..0=3 auipc rd imm20 6..2=0x05 1..0=3 addi rd rs1 imm12 14..12=0 6..2=0x04 1..0=3 slli rd rs1 31..26=0 shamt 14..12=1 6..2=0x04 1..0=3 slti rd rs1 imm12 14..12=2 6..2=0x04 1..0=3 sltiu rd rs1 imm12 14..12=3 6..2=0x04 1..0=3 xori rd rs1 imm12 14..12=4 6..2=0x04 1..0=3 srli rd rs1 31..26=0 shamt 14..12=5 6..2=0x04 1..0=3 srai rd rs1 31..26=16 shamt 14..12=5 6..2=0x04 1..0=3 ori rd rs1 imm12 14..12=6 6..2=0x04 1..0=3 andi rd rs1 imm12 14..12=7 6..2=0x04 1..0=3 add rd rs1 rs2 31..25=0 14..12=0 6..2=0x0C 1..0=3 sub rd rs1 rs2 31..25=32 14..12=0 6..2=0x0C 1..0=3 sll rd rs1 rs2 31..25=0 14..12=1 6..2=0x0C 1..0=3 slt rd rs1 rs2 31..25=0 14..12=2 6..2=0x0C 1..0=3 sltu rd rs1 rs2 31..25=0 14..12=3 6..2=0x0C 1..0=3 xor rd rs1 rs2 31..25=0 14..12=4 6..2=0x0C 1..0=3 srl rd rs1 rs2 31..25=0 14..12=5 6..2=0x0C 1..0=3 sra rd rs1 rs2 31..25=32 14..12=5 6..2=0x0C 1..0=3 or rd rs1 rs2 31..25=0 14..12=6 6..2=0x0C 1..0=3 and rd rs1 rs2 31..25=0 14..12=7 6..2=0x0C 1..0=3 addiw rd rs1 imm12 14..12=0 6..2=0x06 1..0=3 slliw rd rs1 31..25=0 shamtw 14..12=1 6..2=0x06 1..0=3 srliw rd rs1 31..25=0 shamtw 14..12=5 6..2=0x06 1..0=3 sraiw rd rs1 31..25=32 shamtw 14..12=5 6..2=0x06 1..0=3 addw rd rs1 rs2 31..25=0 14..12=0 6..2=0x0E 1..0=3 subw rd rs1 rs2 31..25=32 14..12=0 6..2=0x0E 1..0=3 sllw rd rs1 rs2 31..25=0 14..12=1 6..2=0x0E 1..0=3 srlw rd rs1 rs2 31..25=0 14..12=5 6..2=0x0E 1..0=3 sraw rd rs1 rs2 31..25=32 14..12=5 6..2=0x0E 1..0=3 lb rd rs1 imm12 14..12=0 6..2=0x00 1..0=3 lh rd rs1 imm12 14..12=1 6..2=0x00 1..0=3 lw rd rs1 imm12 14..12=2 6..2=0x00 1..0=3 ld rd rs1 imm12 14..12=3 6..2=0x00 1..0=3 lbu rd rs1 imm12 14..12=4 6..2=0x00 1..0=3 lhu rd rs1 imm12 14..12=5 6..2=0x00 1..0=3 lwu rd rs1 imm12 14..12=6 6..2=0x00 1..0=3 sb imm12hi rs1 rs2 imm12lo 14..12=0 6..2=0x08 1..0=3 sh imm12hi rs1 rs2 imm12lo 14..12=1 6..2=0x08 1..0=3 sw imm12hi rs1 rs2 imm12lo 14..12=2 6..2=0x08 1..0=3 sd imm12hi rs1 rs2 imm12lo 14..12=3 6..2=0x08 1..0=3 fence 31..28=ignore pred succ 19..15=ignore 14..12=0 11..7=ignore 6..2=0x03 1..0=3 fence.i 31..28=ignore 27..20=ignore 19..15=ignore 14..12=1 11..7=ignore 6..2=0x03 1..0=3 # RV32M mul rd rs1 rs2 31..25=1 14..12=0 6..2=0x0C 1..0=3 mulh rd rs1 rs2 31..25=1 14..12=1 6..2=0x0C 1..0=3 mulhsu rd rs1 rs2 31..25=1 14..12=2 6..2=0x0C 1..0=3 mulhu rd rs1 rs2 31..25=1 14..12=3 6..2=0x0C 1..0=3 div rd rs1 rs2 31..25=1 14..12=4 6..2=0x0C 1..0=3 divu rd rs1 rs2 31..25=1 14..12=5 6..2=0x0C 1..0=3 rem rd rs1 rs2 31..25=1 14..12=6 6..2=0x0C 1..0=3 remu rd rs1 rs2 31..25=1 14..12=7 6..2=0x0C 1..0=3 # RV64M mulw rd rs1 rs2 31..25=1 14..12=0 6..2=0x0E 1..0=3 divw rd rs1 rs2 31..25=1 14..12=4 6..2=0x0E 1..0=3 divuw rd rs1 rs2 31..25=1 14..12=5 6..2=0x0E 1..0=3 remw rd rs1 rs2 31..25=1 14..12=6 6..2=0x0E 1..0=3 remuw rd rs1 rs2 31..25=1 14..12=7 6..2=0x0E 1..0=3 # RV32A amoadd.w rd rs1 rs2 aqrl 31..29=0 28..27=0 14..12=2 6..2=0x0B 1..0=3 amoxor.w rd rs1 rs2 aqrl 31..29=1 28..27=0 14..12=2 6..2=0x0B 1..0=3 amoor.w rd rs1 rs2 aqrl 31..29=2 28..27=0 14..12=2 6..2=0x0B 1..0=3 amoand.w rd rs1 rs2 aqrl 31..29=3 28..27=0 14..12=2 6..2=0x0B 1..0=3 amomin.w rd rs1 rs2 aqrl 31..29=4 28..27=0 14..12=2 6..2=0x0B 1..0=3 amomax.w rd rs1 rs2 aqrl 31..29=5 28..27=0 14..12=2 6..2=0x0B 1..0=3 amominu.w rd rs1 rs2 aqrl 31..29=6 28..27=0 14..12=2 6..2=0x0B 1..0=3 amomaxu.w rd rs1 rs2 aqrl 31..29=7 28..27=0 14..12=2 6..2=0x0B 1..0=3 amoswap.w rd rs1 rs2 aqrl 31..29=0 28..27=1 14..12=2 6..2=0x0B 1..0=3 lr.w rd rs1 24..20=0 aqrl 31..29=0 28..27=2 14..12=2 6..2=0x0B 1..0=3 sc.w rd rs1 rs2 aqrl 31..29=0 28..27=3 14..12=2 6..2=0x0B 1..0=3 # RV64A amoadd.d rd rs1 rs2 aqrl 31..29=0 28..27=0 14..12=3 6..2=0x0B 1..0=3 amoxor.d rd rs1 rs2 aqrl 31..29=1 28..27=0 14..12=3 6..2=0x0B 1..0=3 amoor.d rd rs1 rs2 aqrl 31..29=2 28..27=0 14..12=3 6..2=0x0B 1..0=3 amoand.d rd rs1 rs2 aqrl 31..29=3 28..27=0 14..12=3 6..2=0x0B 1..0=3 amomin.d rd rs1 rs2 aqrl 31..29=4 28..27=0 14..12=3 6..2=0x0B 1..0=3 amomax.d rd rs1 rs2 aqrl 31..29=5 28..27=0 14..12=3 6..2=0x0B 1..0=3 amominu.d rd rs1 rs2 aqrl 31..29=6 28..27=0 14..12=3 6..2=0x0B 1..0=3 amomaxu.d rd rs1 rs2 aqrl 31..29=7 28..27=0 14..12=3 6..2=0x0B 1..0=3 amoswap.d rd rs1 rs2 aqrl 31..29=0 28..27=1 14..12=3 6..2=0x0B 1..0=3 lr.d rd rs1 24..20=0 aqrl 31..29=0 28..27=2 14..12=3 6..2=0x0B 1..0=3 sc.d rd rs1 rs2 aqrl 31..29=0 28..27=3 14..12=3 6..2=0x0B 1..0=3 # SYSTEM ecall 11..7=0 19..15=0 31..20=0x000 14..12=0 6..2=0x1C 1..0=3 ebreak 11..7=0 19..15=0 31..20=0x001 14..12=0 6..2=0x1C 1..0=3 uret 11..7=0 19..15=0 31..20=0x002 14..12=0 6..2=0x1C 1..0=3 sret 11..7=0 19..15=0 31..20=0x102 14..12=0 6..2=0x1C 1..0=3 hret 11..7=0 19..15=0 31..20=0x202 14..12=0 6..2=0x1C 1..0=3 mret 11..7=0 19..15=0 31..20=0x302 14..12=0 6..2=0x1C 1..0=3 dret 11..7=0 19..15=0 31..20=0x7b2 14..12=0 6..2=0x1C 1..0=3 sfence.vm 11..7=0 rs1 31..20=0x104 14..12=0 6..2=0x1C 1..0=3 wfi 11..7=0 19..15=0 31..20=0x105 14..12=0 6..2=0x1C 1..0=3 csrrw rd rs1 imm12 14..12=1 6..2=0x1C 1..0=3 csrrs rd rs1 imm12 14..12=2 6..2=0x1C 1..0=3 csrrc rd rs1 imm12 14..12=3 6..2=0x1C 1..0=3 csrrwi rd rs1 imm12 14..12=5 6..2=0x1C 1..0=3 csrrsi rd rs1 imm12 14..12=6 6..2=0x1C 1..0=3 csrrci rd rs1 imm12 14..12=7 6..2=0x1C 1..0=3 # F/D EXTENSIONS fadd.s rd rs1 rs2 31..27=0x00 rm 26..25=0 6..2=0x14 1..0=3 fsub.s rd rs1 rs2 31..27=0x01 rm 26..25=0 6..2=0x14 1..0=3 fmul.s rd rs1 rs2 31..27=0x02 rm 26..25=0 6..2=0x14 1..0=3 fdiv.s rd rs1 rs2 31..27=0x03 rm 26..25=0 6..2=0x14 1..0=3 fsgnj.s rd rs1 rs2 31..27=0x04 14..12=0 26..25=0 6..2=0x14 1..0=3 fsgnjn.s rd rs1 rs2 31..27=0x04 14..12=1 26..25=0 6..2=0x14 1..0=3 fsgnjx.s rd rs1 rs2 31..27=0x04 14..12=2 26..25=0 6..2=0x14 1..0=3 fmin.s rd rs1 rs2 31..27=0x05 14..12=0 26..25=0 6..2=0x14 1..0=3 fmax.s rd rs1 rs2 31..27=0x05 14..12=1 26..25=0 6..2=0x14 1..0=3 fsqrt.s rd rs1 24..20=0 31..27=0x0B rm 26..25=0 6..2=0x14 1..0=3 fadd.d rd rs1 rs2 31..27=0x00 rm 26..25=1 6..2=0x14 1..0=3 fsub.d rd rs1 rs2 31..27=0x01 rm 26..25=1 6..2=0x14 1..0=3 fmul.d rd rs1 rs2 31..27=0x02 rm 26..25=1 6..2=0x14 1..0=3 fdiv.d rd rs1 rs2 31..27=0x03 rm 26..25=1 6..2=0x14 1..0=3 fsgnj.d rd rs1 rs2 31..27=0x04 14..12=0 26..25=1 6..2=0x14 1..0=3 fsgnjn.d rd rs1 rs2 31..27=0x04 14..12=1 26..25=1 6..2=0x14 1..0=3 fsgnjx.d rd rs1 rs2 31..27=0x04 14..12=2 26..25=1 6..2=0x14 1..0=3 fmin.d rd rs1 rs2 31..27=0x05 14..12=0 26..25=1 6..2=0x14 1..0=3 fmax.d rd rs1 rs2 31..27=0x05 14..12=1 26..25=1 6..2=0x14 1..0=3 fcvt.s.d rd rs1 24..20=1 31..27=0x08 rm 26..25=0 6..2=0x14 1..0=3 fcvt.d.s rd rs1 24..20=0 31..27=0x08 rm 26..25=1 6..2=0x14 1..0=3 fsqrt.d rd rs1 24..20=0 31..27=0x0B rm 26..25=1 6..2=0x14 1..0=3 fadd.q rd rs1 rs2 31..27=0x00 rm 26..25=3 6..2=0x14 1..0=3 fsub.q rd rs1 rs2 31..27=0x01 rm 26..25=3 6..2=0x14 1..0=3 fmul.q rd rs1 rs2 31..27=0x02 rm 26..25=3 6..2=0x14 1..0=3 fdiv.q rd rs1 rs2 31..27=0x03 rm 26..25=3 6..2=0x14 1..0=3 fsgnj.q rd rs1 rs2 31..27=0x04 14..12=0 26..25=3 6..2=0x14 1..0=3 fsgnjn.q rd rs1 rs2 31..27=0x04 14..12=1 26..25=3 6..2=0x14 1..0=3 fsgnjx.q rd rs1 rs2 31..27=0x04 14..12=2 26..25=3 6..2=0x14 1..0=3 fmin.q rd rs1 rs2 31..27=0x05 14..12=0 26..25=3 6..2=0x14 1..0=3 fmax.q rd rs1 rs2 31..27=0x05 14..12=1 26..25=3 6..2=0x14 1..0=3 fcvt.s.q rd rs1 24..20=3 31..27=0x08 rm 26..25=0 6..2=0x14 1..0=3 fcvt.q.s rd rs1 24..20=0 31..27=0x08 rm 26..25=3 6..2=0x14 1..0=3 fcvt.d.q rd rs1 24..20=3 31..27=0x08 rm 26..25=1 6..2=0x14 1..0=3 fcvt.q.d rd rs1 24..20=1 31..27=0x08 rm 26..25=3 6..2=0x14 1..0=3 fsqrt.q rd rs1 24..20=0 31..27=0x0B rm 26..25=3 6..2=0x14 1..0=3 fle.s rd rs1 rs2 31..27=0x14 14..12=0 26..25=0 6..2=0x14 1..0=3 flt.s rd rs1 rs2 31..27=0x14 14..12=1 26..25=0 6..2=0x14 1..0=3 feq.s rd rs1 rs2 31..27=0x14 14..12=2 26..25=0 6..2=0x14 1..0=3 fle.d rd rs1 rs2 31..27=0x14 14..12=0 26..25=1 6..2=0x14 1..0=3 flt.d rd rs1 rs2 31..27=0x14 14..12=1 26..25=1 6..2=0x14 1..0=3 feq.d rd rs1 rs2 31..27=0x14 14..12=2 26..25=1 6..2=0x14 1..0=3 fle.q rd rs1 rs2 31..27=0x14 14..12=0 26..25=3 6..2=0x14 1..0=3 flt.q rd rs1 rs2 31..27=0x14 14..12=1 26..25=3 6..2=0x14 1..0=3 feq.q rd rs1 rs2 31..27=0x14 14..12=2 26..25=3 6..2=0x14 1..0=3 fcvt.w.s rd rs1 24..20=0 31..27=0x18 rm 26..25=0 6..2=0x14 1..0=3 fcvt.wu.s rd rs1 24..20=1 31..27=0x18 rm 26..25=0 6..2=0x14 1..0=3 fcvt.l.s rd rs1 24..20=2 31..27=0x18 rm 26..25=0 6..2=0x14 1..0=3 fcvt.lu.s rd rs1 24..20=3 31..27=0x18 rm 26..25=0 6..2=0x14 1..0=3 fmv.x.s rd rs1 24..20=0 31..27=0x1C 14..12=0 26..25=0 6..2=0x14 1..0=3 fclass.s rd rs1 24..20=0 31..27=0x1C 14..12=1 26..25=0 6..2=0x14 1..0=3 fcvt.w.d rd rs1 24..20=0 31..27=0x18 rm 26..25=1 6..2=0x14 1..0=3 fcvt.wu.d rd rs1 24..20=1 31..27=0x18 rm 26..25=1 6..2=0x14 1..0=3 fcvt.l.d rd rs1 24..20=2 31..27=0x18 rm 26..25=1 6..2=0x14 1..0=3 fcvt.lu.d rd rs1 24..20=3 31..27=0x18 rm 26..25=1 6..2=0x14 1..0=3 fmv.x.d rd rs1 24..20=0 31..27=0x1C 14..12=0 26..25=1 6..2=0x14 1..0=3 fclass.d rd rs1 24..20=0 31..27=0x1C 14..12=1 26..25=1 6..2=0x14 1..0=3 fcvt.w.q rd rs1 24..20=0 31..27=0x18 rm 26..25=3 6..2=0x14 1..0=3 fcvt.wu.q rd rs1 24..20=1 31..27=0x18 rm 26..25=3 6..2=0x14 1..0=3 fcvt.l.q rd rs1 24..20=2 31..27=0x18 rm 26..25=3 6..2=0x14 1..0=3 fcvt.lu.q rd rs1 24..20=3 31..27=0x18 rm 26..25=3 6..2=0x14 1..0=3 fmv.x.q rd rs1 24..20=0 31..27=0x1C 14..12=0 26..25=3 6..2=0x14 1..0=3 fclass.q rd rs1 24..20=0 31..27=0x1C 14..12=1 26..25=3 6..2=0x14 1..0=3 fcvt.s.w rd rs1 24..20=0 31..27=0x1A rm 26..25=0 6..2=0x14 1..0=3 fcvt.s.wu rd rs1 24..20=1 31..27=0x1A rm 26..25=0 6..2=0x14 1..0=3 fcvt.s.l rd rs1 24..20=2 31..27=0x1A rm 26..25=0 6..2=0x14 1..0=3 fcvt.s.lu rd rs1 24..20=3 31..27=0x1A rm 26..25=0 6..2=0x14 1..0=3 fmv.s.x rd rs1 24..20=0 31..27=0x1E 14..12=0 26..25=0 6..2=0x14 1..0=3 fcvt.d.w rd rs1 24..20=0 31..27=0x1A rm 26..25=1 6..2=0x14 1..0=3 fcvt.d.wu rd rs1 24..20=1 31..27=0x1A rm 26..25=1 6..2=0x14 1..0=3 fcvt.d.l rd rs1 24..20=2 31..27=0x1A rm 26..25=1 6..2=0x14 1..0=3 fcvt.d.lu rd rs1 24..20=3 31..27=0x1A rm 26..25=1 6..2=0x14 1..0=3 fmv.d.x rd rs1 24..20=0 31..27=0x1E 14..12=0 26..25=1 6..2=0x14 1..0=3 fcvt.q.w rd rs1 24..20=0 31..27=0x1A rm 26..25=3 6..2=0x14 1..0=3 fcvt.q.wu rd rs1 24..20=1 31..27=0x1A rm 26..25=3 6..2=0x14 1..0=3 fcvt.q.l rd rs1 24..20=2 31..27=0x1A rm 26..25=3 6..2=0x14 1..0=3 fcvt.q.lu rd rs1 24..20=3 31..27=0x1A rm 26..25=3 6..2=0x14 1..0=3 fmv.q.x rd rs1 24..20=0 31..27=0x1E 14..12=0 26..25=3 6..2=0x14 1..0=3 flw rd rs1 imm12 14..12=2 6..2=0x01 1..0=3 fld rd rs1 imm12 14..12=3 6..2=0x01 1..0=3 flq rd rs1 imm12 14..12=4 6..2=0x01 1..0=3 fsw imm12hi rs1 rs2 imm12lo 14..12=2 6..2=0x09 1..0=3 fsd imm12hi rs1 rs2 imm12lo 14..12=3 6..2=0x09 1..0=3 fsq imm12hi rs1 rs2 imm12lo 14..12=4 6..2=0x09 1..0=3 fmadd.s rd rs1 rs2 rs3 rm 26..25=0 6..2=0x10 1..0=3 fmsub.s rd rs1 rs2 rs3 rm 26..25=0 6..2=0x11 1..0=3 fnmsub.s rd rs1 rs2 rs3 rm 26..25=0 6..2=0x12 1..0=3 fnmadd.s rd rs1 rs2 rs3 rm 26..25=0 6..2=0x13 1..0=3 fmadd.d rd rs1 rs2 rs3 rm 26..25=1 6..2=0x10 1..0=3 fmsub.d rd rs1 rs2 rs3 rm 26..25=1 6..2=0x11 1..0=3 fnmsub.d rd rs1 rs2 rs3 rm 26..25=1 6..2=0x12 1..0=3 fnmadd.d rd rs1 rs2 rs3 rm 26..25=1 6..2=0x13 1..0=3 fmadd.q rd rs1 rs2 rs3 rm 26..25=3 6..2=0x10 1..0=3 fmsub.q rd rs1 rs2 rs3 rm 26..25=3 6..2=0x11 1..0=3 fnmsub.q rd rs1 rs2 rs3 rm 26..25=3 6..2=0x12 1..0=3 fnmadd.q rd rs1 rs2 rs3 rm 26..25=3 6..2=0x13 1..0=3