tm1300 NXP Semiconductors, tm1300 Datasheet - Page 360

• Manufacturer Part Number: tm1300
• Description: Tm-1300 Media Processor
• Manufacturer: NXP Semiconductors

TM1300 Data Book
iadd
SYNTAX
FUNCTION
DESCRIPTION
signed or unsigned integers. No overflow or underflow detection is performed.
modification of the destination register. If the LSB of r guard is 1, r dest is written; otherwise, r dest is not changed.
EXAMPLES
A-74
r60 = 0x100
r10 = 0, r60 = 0x100, r30 = 0xf11
r20 = 1, r60 = 0x100, r30 = 0xf11
r70 = 0xffffff00, r40 = 0xffffff9c
The
The
[ IF r guard ] iadd r src1 r src2
if r guard then
r dest
iadd
iadd
Initial Values
r src1 + r src2
operation computes the sum r src1 +r src2 and stores the result into r dest . The operands can be either both
operation optionally takes a guard, specified in r guard . If a guard is present, its LSB controls the
PRODUCT SPECIFICATION
iadd r60 r60
IF r10 iadd r60 r30
IF r20 iadd r60 r30
iadd r70 r40
r dest
Operation
r80
r100
r50
r90
Function unit
Operation code
Number of operands
Modifier
Modifier range
Latency
Issue slots
r80
no change, since guard is false
r90
r100
iaddi carry dspiadd
Philips Semiconductors
0x200
0x1011
dspidualadd fadd
0xfffffe9c
ATTRIBUTES
SEE ALSO
Result
Signed add
1, 2, 3, 4, 5
alu
No
12
—
2
1