tm1300 NXP Semiconductors, tm1300 Datasheet - Page 399

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

Philips Semiconductors
Signed compare less with immediate
SYNTAX
FUNCTION
DESCRIPTION
modifier, n ; otherwise, r dest is set to 0. The arguments are treated as signed integers.
modification of the destination register. If the LSB of r guard is 1, r dest is written; otherwise, r dest is not changed.
EXAMPLES
r30 = 3
r30 = 3
r30 = 3
r10 = 0, r40 = 0x100
r20 = 1, r40 = 0x100
r60 = 0x80000000
The
The
[ IF r guard ] ilesi( n ) r src1
if r guard then {
}
if r src1 < n then
else
ilesi
ilesi
r dest
r dest
Initial Values
1
0
operation sets the destination register, r dest , to 1 if the first argument, r src1 , is less than the opcode
operation optionally takes a guard, specified in r guard . If a guard is present, its LSB controls the
ilesi(2) r30
ilesi(3) r30
ilesi(4) r30
IF r10 ilesi(63) r40
IF r20 ilesi(63) r40
ilesi(-64) r60
r dest
Operation
r80
r90
r100
r120
PRODUCT SPECIFICATION
r50
r100
DSPCPU Operations for TM1300
r80
r90
r100
no change, since guard is false
r100
r120
Function unit
Operation code
Number of operands
Modifier
Modifier range
Latency
Issue slots
0
0
1
0
1
ATTRIBUTES
iles ileqi
SEE ALSO
Result
1, 2, 3, 4, 5
–64..63
ilesi
7 bits
alu
2
1
1
A-113