UPD77110GC NEC [NEC], UPD77110GC Datasheet - Page 37

• Manufacturer Part Number: UPD77110GC
• Description: 16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSORS
• Manufacturer: NEC [NEC]

Instruc-
tion
Binomial
operation
Uninom-
inal
operation
Less than
Clear
Increment
Decrement
Absolute value
1’s
complement
2’s
complement
Clip
Round
Exponent
Substitution
Accumulated
addition
Accumulated
subtraction
Division
Instruction
Name
ro = LT (ro, ro )
CLR (ro)
ro = ro + 1
ro = ro
ro = ABS (ro)
ro = ~ ro
ro = ro
ro = CLIP (ro)
ro = ROUND (ro)
ro = EXP (ro)
ro = ro
ro + = ro
ro
ro / = ro
= ro
Mnemonic
1
Data Sheet U12801EJ4V0DS00
if (ro < ro )
{ro
else {ro
ro
ro
ro
if (ro < 0)
else {ro
ro
ro
if ( ro > 0x007FFFFFFF)
elseif {ro < 0xFF80000000}
else {ro
if (ro > 0x007FFF0000)
elseif {ro < 0xFF80000000}
else {ro
& 0xFFFFFF0000}
ro
ro
ro
ro
if (sign (ro ) == sign (ro))
else
if (sign (ro )==0)
{ro
{ro
{ro
{ro
{ro
{ro
{ro
{ro
0x0000000001}
0x0000000000
Operation
0x007FFFFFFF}
0xFF80000000}
0x007FFF0000}
0xFF80000000}
ro + 1
ro
~ ro
log
ro
ro + ro
ro
(ro
(ro + ro)<<1}
ro + 1}
ro
0x0000000000}
ro}
(ro + 0x8000)
2
ro}
(
1
ro) << 1}
ro
ro )
1
ro}
Trino-
mial
Bino-
mial
Instructions Simultaneously Written
PD77110, 77111, 77112
Unino-
minal
Load/
store
{
{
{
{
{
{
{
{
{
{
{
{
{
{
Trans-
fer
Imme-
diate-
value
Bran-
ch
Loop
Cont-
rol
{
{
{
{
{
{
{
{
{
{
{
{
{
Flag
OV
z
z
z
z
z
z
z
37