SH7708 Datasheet, PDF (43/625 Pages) Renesas Technology Corp – SuperH™ RISC engine

2 . 4 Instruction Set
2 . 4 . 1 Instruction Set Classified by Function
The SH7708 Series instruction set includes 68 basic instruction types, as listed in table 2.4.
Table 2.4 Classification of Instructions
Operatio
Classificati Types n Code Function
on
No. of
Instructio
ns
Data transfer 5
MOV
Data transfer
39
MOVA
Effective address transfer
MOVT
T bit transfer
SWAP
Swap of upper and lower bytes
XTRCT
Extraction of middle of linked registers
Arithmetic
21
ADD
Binary addition
33
operations
ADDC
Binary addition with carry
ADDV
Binary addition with overflow check
CMP/cond Comparison
DIV1
Division
DIV0S
Initialization of signed division
DIV0U
Initialization of unsigned division
DMULS
Signed double-precision multiplication
DMULU
Unsigned double-precision multiplication
DT
Decrement and test
EXTS
Sign extension
EXTU
Zero extension
MAC
Multiply-and-accumulate operation,
double-precision multiply-and-accumulate
operation
29