PNX1300 Philips, PNX1300 Datasheet - Page 411

• Manufacturer Part Number: PNX1300
• Description: Media Processors
• Manufacturer: Philips

PNX1300/01/02/11 Data Book
iles
SYNTAX
FUNCTION
DESCRIPTION
exchanged (
source files.)
argument, rsrc2; otherwise, rdest is set to 0. The arguments are treated as signed integers.
modification of the destination register. If the LSB of rguard is 1, rdest is written; otherwise, rdest is not changed.
EXAMPLES
A-113
r30 = 3, r40 = 4
r10 = 0, r60 = 0x100, r30 = 3
r20 = 1, r50 = 0x1000, 0x100
r70 = 0x80000000, r40 = 4
r70 = 0x80000000
The
The
The
[ IF rguard ] iles rsrc1 rsrc2
if rguard then {
}
if rsrc1 < rsrc2 then
else
iles
iles
rdest
rdest
iles
Initial Values
iles
operation sets the destination register, rdest, to 1 if the first argument, rsrc1, is less than the second
operation optionally takes a guard, specified in rguard. If a guard is present, its LSB controls the
operation is a pseudo operation transformed by the scheduler into an
1
0
’s rsrc1 is
PRELIMINARY SPECIFICATION
igtr
’s rsrc2 and vice versa). (Note: pseudo operations cannot be used in assembly
iles r30 r40
IF r10 iles r60 r30
IF r20 iles r50 r60
iles r70 r40
iles r70 r70
rdest
Operation
r80
r100
r110
r50
r90
r80
no change, since guard is false
r90
r100
r110
Function unit
Operation code
Number of operands
Modifier
Modifier range
Latency
Issue slots
1
0
Signed compare less
1
0
Philips Semiconductors
igtr
ATTRIBUTES
igtr ilesi
SEE ALSO
Result
pseudo-op for igtr
with the arguments
1, 2, 3, 4, 5
alu
No
15
—
2
1