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Appendix A
List of Instruction Sets
Preliminary User’s Manual U15839EE1V0UM00
Table A-6: Instruction Set List (1/7)
Instruction
Group
Mne-
monic
Operand
Opcode
Operation
Flag
CY
OV
S
Z
SAT
Load/store
SLD.B
disp7 [ep],
reg2
rrrrr0110
ddddddd
adr
←
ep + zero-extend (disp7)
GR [reg2]
←
sign-extend (Load-
memory (adr, Byte))
SLD.H
disp8 [ep],
reg2
rrrrr1000
ddddddd
Note 1
adr
←
ep + zero-extend (disp8)
GR [reg2]
←
sign-extend (Load-
memory (adr, Halfword))
SLD.W
disp8 [ep],
reg2
rrrrr1010
dddddd0
Note 2
adr
←
ep + zero-extend (disp8)
GR [reg2]
←
Load-memory (adr,
Word)
LD.B
disp16 [reg1],
reg2
rrrrr111000
RRRRR
ddddddddd
ddddddd
adr
←
GR [reg1] + sign-extend
(disp16)
GR [reg2]
←
sign-extend (Load-
memory (adr, Byte))
LD.H
disp16 [reg1],
reg2
rrrrr1110
01RRRRR
ddddddddd
dddddd0
Note 3
adr
←
GR [reg1] + sign-extend
(disp16)
GR [reg2]
←
sign-extend (Load-
memory (adr, Halfword))
LD.W
disp16 [reg1],
reg2
rrrrr1110
01RRRRR
ddddddddd
dddddd1
Note 3
adr
←
GR [reg1] + sign-extend
(disp16)
GR [reg2]
←
Load-memory (adr,
Word))
SST.B
reg2,
disp7 [ep]
rrrrr0111
ddddddd
adr
←
ep + zero-extend (disp7)
Store-memory (adr, GR [reg2],
Byte)
SST.H
reg2,
disp8 [ep]
rrrrr1001
ddddddd
Note 1
adr
←
ep + zero-extend (disp8)
Store-memory (adr, GR [reg2],
Halfword)
SST.W
reg2,
disp8 [ep]
rrrrr1010
dddddd1
Note 2
adr
←
ep + zero-extend (disp8)
Store-memory (adr, GR [reg2],
Word)
ST.B
reg2,
disp16 [reg1]
rrrrr1110
10RRRRR
ddddddddd
ddddddd
adr
←
GR [reg1] + sign-extend
(disp16)
Store-memory (adr, GR [reg2],
Byte)
Notes: 1. ddddddd is the higher 7 bits of disp8.
2. dddddd is the higher 6 bits of disp8.
3. ddddddddddddddd is the higher 15 bits of disp16.
4. Only the lower half-word data is valid.
5. ddddddddddddddddddddd is the higher 21 bits of dip22.
6. dddddddd is the higher 8 bits of disp9.
7. The op code of this instruction uses the field of reg1 through the source register is shown as reg2 in the
above table. Therefore, the meaning of register specification for mnemonic description and op code is
different from that of the other instructions
rrr = regID specification
RRRRR = reg2 specification
Содержание mPD703128
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