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SON"VJ«
CXD116CAP.'AQ
©Arithmetic
right shift
With
sign
bit
fixed,
S
bit
of A'
is
shifted
right.
BO
1
H=
-a.i
+
£r'»,
1
+ir
,
ati^-i
I
m
%
i
*
-
|
However,
S=
B01H=
-in
tIZ"
a.,,.
asA'
S=I5
BO
I
H-- -a
J
.
+ I2-
,
a,,=-2-
,;>
a
s
,
»
1*41
-aai
+
I2"
h
a,,
*
Z2"-a*i*i-
s=-a4i
+
E2
_
aii
+
12'ai..s-,
=BO
I
H
-S*l
Flag
BSQ
This
flag
is
renewed
with
every
barrel
shifter
operation
command.
This applies only
during
positive floating-point
conversion.
When
positive
value
floating-point
conversion
is
executed, from
that
bit Shift
Q
Q =
£2
Hi
q=
becomes
the Flag
BSQ,
That
flag
value
is
kept
until
the
following barrel
shifter
operation
command
comes.
When
condition
jump
command
and
barrel
shifter
operation
command
are
on
the
same
command.
Flag
BSQ
that
is
utilized for
condition
jump,
is
the
flag
value
of
the previous
barrel
shifter
operation
command.
BSQ-ON
The
bit
shift
amount
of the positive
value
floating-point
conversion
is
an
odd number
BSQ-OFF
The
bit
shift
amount
of
the
positive
value
floating-point
conversion
is
an even
number
144
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