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Chapter 4 Instruction Code/Number of Cycles
4.2 Instruction Code/Number of Cycles
SHA
(1) SHA.size #IMM, dest
1111000
SIZE
IMM4 DEST
dest code
dsp8
)
dsp16/abs16
1000
1001
1010
1011
1100
1101
1110
1111
+1
+2
+3
+4
+5
+6
+7
+8
#IMM IMM4
IMM4
#IMM
–1
–2
–3
–4
–5
–6
–7
–8
.size
.B
.W
SIZE
0
1
dest
dsp:8[A0]
dsp:8[A1]
dsp:8[SB]
dsp:8[FB]
dsp:16[A0]
dsp:16[A1]
dsp:16[SB]
abs16
dest
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Rn
[An]
dsp:8[An]
dsp:8[SB/FB]
dsp:16[An]
dsp:16[SB]
abs16
R0L/R0
R0H/R1
R1L/R2
R1H/R3
A0
A1
[A0]
[A1]
An
DESTDEST
[ Number of Bytes/Number of Cycles ]
dsp:16[SB]
4/2+m 4/2+m
abs16dsp:8[An]
3/2+m
dsp:16[An]dsp:8[SB/FB]
3/2+m 4/2+m
An
2/2+m
2/1+m2/1+m
[An]
Rn
dest
b7 b0 b7 b0
0000
0001
0010
0011
0100
0101
0110
0111
(
Bytes/Cycles
*1 m denotes the number of shifts performed.
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