NEC V850/SB1 User Manual page 655

Instruction Set List (2/4)
Mnemonic
Instruction
Group
Arithmetic ADD reg1, reg2
operation
ADD imm5, reg2 rrrrr010010iiiii
ADDI imm16,
reg1, reg2
SUB reg1, reg2
SUBR reg1, reg2
MULH reg1,reg2
MULH imm5, reg2 rrrrr010111iiiii
MULHI imm16,
reg1, reg2
DIVH reg1, reg2
CMP reg1, reg2
CMP imm5, reg2 rrrrr010011iiiii
SETF cccc, reg2
Saturated SATADD reg1, reg2
operation
SATADD imm5, reg2 rrrrr010001iiiii
SATSUB reg1, reg2
SATSUBI imm16,
reg1, reg2
SATSUBR reg1, reg2
Logic TST reg1, reg2
operation
OR reg1, reg2
ORI imm16,
reg1, reg2
AND reg1, reg2
ANDI imm16,
reg1, reg2
Note Only the lower halfword data is valid.
APPENDIX C
Operand Opcode
rrrrr001110RRRRR
rrrrr110000RRRRR
iiiiiiiiiiiiiiii
rrrrr001101RRRRR
rrrrr001100RRRRR
rrrrr000111RRRRR
rrrrr110111RRRRR
iiiiiiiiiiiiiiii
rrrrr000010RRRRR
rrrrr001111RRRRR
rrrrr1111110cccc
0000000000000000
rrrrr000110RRRRR
rrrrr000101RRRRR
rrrrr110011RRRRR
iiiiiiiiiiiiiiii
rrrrr000100RRRRR
rrrrr001011RRRRR
rrrrr001000RRRRR
rrrrr110100RRRRR
iiiiiiiiiiiiiiii
rrrrr001010RRRRR
rrrrr110110RRRRR
iiiiiiiiiiiiiiii
User's Manual U13850EJ6V0UD
INSTRUCTION SET LIST
Operation
GR [reg2] ← GR [reg2] + GR [reg1]
GR [reg2] ← GR [reg2] + sign-extend
(imm5)
GR [reg2] ← GR [reg1] + sign-extend
(imm16)
GR [reg2] ← GR [reg2] − GR [reg1]
GR [reg2] ← GR [reg1] − GR [reg2]
Note
GR [reg2] ← GR [reg2] × GR [reg1]
(Signed multiplication)
Note
GR [reg2] ← GR [reg2]
(imm5) (Signed multiplication)
Note
GR [reg2] ← GR [reg1]
(Signed multiplication)
GR [reg2] ← GR [reg2] ÷ GR [reg2]
result ← GR [reg2] − GR [reg1]
result ← GR [reg2] − sign-extend (imm5)
if conditions are satisfied
then GR [reg2] ← 00000001H
else GR [reg2] ← 00000000H
GR [reg2] ← saturated (GR [reg2] + GR
[reg1])
GR [reg2] ← saturated (GR [reg2] + sign-
extend (imm5))
GR [reg2] ← saturated (GR [reg2] − GR
[reg1])
GR [reg2] ← saturated (GR [reg1] − sign-
extend (imm16))
GR [reg2] ← saturated (GR [reg1] − GR
[reg2])
result ← GR [reg2] AND GR [reg1]
GR [reg2] ← GR [reg2] OR GR [reg1]
GR [reg2] ← GR [reg1] OR zero-extend
(imm16)
GR [reg2] ← GR [reg2] AND GR [reg1]
GR [reg2] ← GR [reg1] AND zero-extend
(imm16)
Flag
CY OV S
× × ×
× × ×
× × ×
× × ×
× × ×
Note
× sign-extend
× imm16
Note
× ×
(Signed division)
× × ×
× × ×
× × ×
× × ×
× × ×
× × ×
× × ×
×
0
×
0
×
0
×
0
0 0
Z SAT
×
×
×
×
×
×
×
×
× ×
× ×
× ×
× ×
× ×
×
×
×
×
×
655