RISC-V Instruction Set » History » Revision 15
Revision 14 (Andrei Tatarnikov, 07/26/2018 02:12 PM) → Revision 15/50 (Andrei Tatarnikov, 07/26/2018 02:41 PM)
h1. RISC-V Instruction Set
{font-weight:bold; background:#ddd}. |/2. *Category* |\2. *RISC-V (Version 2.2)* |\2. *MicroTESK* |
{background:#dde}. | *Instructions* | *Amount* | *Instructions* | *Amount* |
{background:#fcc}. | Arithmetic Logic Unit | ADDI
SLTI
SLTIU
XLEN
ANDI
ORI
XORI
SRLI
SLLI
LUI
AUIPC
ADD
SUB
SLT
SLTU
AND
OR
XOR
SLL
SRL
SRA | 21+ | | 0+ |
{background:#fcc}. | Branch| JAL
JALR
BEQ
BNE
BLT
BLTU
BGE
BGEU
BGT
BGTU
BLE
BLEU
BLT
BLTU
BGE
BGEU | 16 | | 0+ |
{background:#ff9}. | Memory Access | LW
LH
LHU
LB
LBU
SW
SH
SB | 8 | | 0 |
{background:#fcc}. | System | CSRRW
CSRRS
CSRRC
CSRRWI
CSRRSI
CSRRCI
RDCYCLE
RDTIME
RDINSTRET | 9 | | 0 |
{background:#cfc}. | Other | NOP | 1 | NOP | 1 |
{background:#ddd}. | Total: || 65 | | 1+ |
{background:#cfc}. |100%|
{background:#ff9}. |50+%|
{background:#fcc}. |0+%|
h1. Instructions supported by MicroTESK for RISC-V
{font-weight:bold; background:#ddd}. | Instruction Set | Instructions | Specified | Validated |
| RV32I | | ? | ? |
| RV64I | | ? | ? |
{background:#cfc}. | *RV32M* RV32M | MUL
MULH
MULHSU
MULHU
DIV
DIVU
REM
REMU | Yes (8/8) | Yes (8/8) |
{background:#cfc}. | *RV64M* RV64M | MULW
DIVW
DIVUW
REMW
REMUW | Yes (5/5) | Yes (5/5) |
{background:#cfc}. | *RV32A* RV32A | LR.W
SC.W
AMOSWAP.W
AMOADD.W
AMOXOR.W
AMOAND.W
AMOOR.W
AMOMIN.W
AMOMAX.W
AMOMINU.W
AMOMAXU.W | Yes (11/11) | Yes (11/11) |
{background:#cfc}. | *RV64A* RV64A | LR.D
SC.D
AMOSWAP.D
AMOADD.D
AMOXOR.D
AMOAND.D
AMOOR.D
AMOMIN.D
AMOMAX.D
AMOMINU.D
AMOMAXU.D | Yes (11/11) | Yes (11/11) |
{background:#ff9}. | *RV32F* RV32F | FLW
+
FSW
+
FMADD.S
+
FMSUB.S
+
FNMSUB.S
+
FNMADD.S
+
FADD.S
+
FSUB.S
+
FMUL.S
+
FDIV.S
+
FSQRT.S
+
FSGNJ.S
+
FSGNJN.S
+
FSGNJX.S
+
FMIN.S
+
FMAX.S
+
FCVT.W.S
+
FCVT.WU.S
+
FMV.X.W (FMV.X.S)
+
FEQ.S
+
FLT.S
+
FLE.S
+
FCLASS.S
FCVT.S.W
+
FCVT.S.WU
+
FMV.W.X (FMV.S.X) +
| Yes (26/26) 26 | Partially (?/26) ? |
{background:#ff9}. | RV64F | FCVT.L.S
FCVT.LU.S
FCVT.S.L
FCVT.S.LU | 4 | No |
{background:#ff9}. | RV32D | FLD
FSD
FMADD.D
FMSUB.D
FNMSUB.D
FNMADD.D
FADD.D
FSUB.D
FMUL.D
FDIV.D
FSQRT.D
FSGNJ.D
FSGNJN.D
FSGNJX.D
FMIN.D
FMAX.D
FCVT.S.D
FCVT.D.S
FEQ.D
FLT.D
FLE.D
FCLASS.D
FCVT.W.D
FCVT.WU.D
FCVT.D.W
FCVT.D.WU | 26 | No |
{background:#ff9}. | RV64D | FCVT.L.D
FCVT.LU.D
FMV.X.D
FCVT.D.L
FCVT.D.LU
FMV.D.X | 6 | No |
{background:#ddd}. | Total | | | |
{background:#cfc}. | Fully supported |
{background:#ff9}. | Partially supported |
{background:#fcc}. | Unsupported |