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TMPR4956C Datasheet(PDF) 261 Page - Toshiba Semiconductor

Part # TMPR4956C
Description  64-Bit TX System RISC TX49 Family
PDF  286 Pages
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Manufacturer  TOSHIBA [Toshiba Semiconductor]
Direct Link  http://www.semicon.toshiba.co.jp/eng
Logo TOSHIBA - Toshiba Semiconductor

TMPR4956C Datasheet(HTML) 261 Page - Toshiba Semiconductor

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Chapter 15 CPU Instruction Set Summary
15-9
15.6 Bit Encoding of CPU Instruction OPcodes
The Table 15.6.1 shows the bit codes for all TX4956 CPU instructions (ISA and extended ISA).
Table 15.6.1 CPU Operation Code Bit Encoding
OPcode
31
26
0
OPcode
[31:29]
[28:26]
0
1
2
3
4
5
6
7
0
SPECIA
λ
REGIMM
λ
J
JAL
BEQ
BNE
BLEZ
BGTZ
1
ADDI
ADDIU
SLTI
SLTIU
ANDI
ORI
XORI
LUI
2
COP0
α
COP1
α
COP2
α
COP3
α θ
BEQL
BNEL
BLEZL
BGTZL
3
DADDI
ε
DADDIU
ε
LDL
ε
LDR
ε
MAC
λ
*
*
*
4
LB
LH
LWL
LW
LBU
LHU
LWR
LWU
ε
5
SB
SH
SWL
SW
SDL
ε
SDR
ε
SWR
CACHE
6
LL
LWC1
α
LWC2
α
PREF
LLD
ε
LDC1
α
LDC2
α
LD
ε
7
SC
SWC1
α
SWC2
α
*
SCD
ε
SDC1
α
SDC2
α
SD
ε
SPECIAL Function
31
26
5
0
OPcode
=
SPECIAL
SPECIAL
Function
[5:3]
[2:0]
0
1
2
3
4
5
6
7
0
SLL
*
SRL
SRA
SLLV
*
SRLV
SRAV
1
JR
JALR
*
*
SYSCALL
BREAK
SDBBP
SYNC
2
MFHI
MTHI
MFLO
MTLO
DSLLV
ε
*
DSRLV
ε
DSRAV
ε
3
MULT
MULTU
DIV
DIVU
DMULT
ε
DMULT
ε
DDIV
ε
DDIVU
ε
4
ADD
ADDU
SUB
SUBU
AND
OR
XOR
NOR
5
*
*
SLT
SLTU
DADD
ε
DADDU
ε
DSUB
ε
DSUBU
ε
6
TGE
TGEU
TLT
TLTU
TEQ
*
TNE
*
7
DSLL
ε
*
DSRL
ε
DSRA
ε
DSLL32
ε
*
DSRL32
ε
DSRA32
ε



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