Renesas Stereo System SH7709S Manual De Usuario
Rev. 5.00, 09/03, page 32 of 760
2.3.3
Instruction Formats
Table 2.3 explains the meaning of instruction formats and source and destination operands. The
meaning of the operands depends on the operation code. The following symbols are used.
meaning of the operands depends on the operation code. The following symbols are used.
xxxx:
Operation code
mmmm: Source register
nnnn:
nnnn:
Destination register
iiii:
Immediate data
dddd:
Displacement
Table 2.3
Instruction Formats
Instruction Format
Source
Operand
Operand
Destination
Operand
Operand
Instruction
Example
Example
0 format
xxxx
xxxx
xxxx
xxxx
15
0
—
—
NOP
n format
xxxx
xxxx
xxxx
nnnn
15
0
—
nnnn: register
direct
direct
MOVT Rn
Control register or
system register
system register
nnnn: register
direct
direct
STS
MACH,Rn
MACH,Rn
Control register or
system register
system register
nnnn: register
indirect with
pre-decrement
indirect with
pre-decrement
STC.L
SR,@–Rn
SR,@–Rn
m format
xxxx
mmmm
xxxx
xxxx
15
0
mmmm: register
direct
direct
Control register
or system
register
or system
register
LDC
Rm,SR
Rm,SR
mmmm: register
indirect with post-
increment
indirect with post-
increment
Control register
or system
register
or system
register
LDC.L
@Rm+,SR
@Rm+,SR
mmmm: register
indirect
indirect
—
JMP
@Rm
mmmm: PC-
relative using Rm
relative using Rm
—
BRAF
Rm