PNX1300EH NXP Semiconductors, PNX1300EH Datasheet - Page 423

• Manufacturer Part Number: PNX1300EH
• Manufacturer: NXP Semiconductors

Specifications of PNX1300EH

• Lead Free Status / RoHS Status: Not Compliant

PNX1300/01/02/11 Data Book
izero
SYNTAX
FUNCTION
DESCRIPTION
operands are considered signed integers.
modification of the destination register. If the LSB of rguard is 1, rdest is written; otherwise, rdest is not changed.
EXAMPLES
A-125
r30 = 2, r20 = 1
r10 = 0, r60 = 0x100, r30 = 2
r20 = 1, r60 = 0x100, r40 = 0xffffff9c
r10 = 0, r40 = 0xffffff9c
r20 = 1, r60 = 0x100
r20 = 1, r70 = 0x456789
The
The
[ IF rguard ] izero rsrc1 rsrc2 → rdest
if rguard then {
}
if rsrc1 = 0 then
else
izero
izero
rdest ← 0
rdest ← rsrc2
Initial Values
operation writes 0 into rdest if the value of rsrc1 is equal to zero; otherwise, rsrc2 is copied to rdest. The
operation optionally takes a guard, specified in rguard. If a guard is present, its LSB controls the
PRELIMINARY SPECIFICATION
izero r30 r20 → r80
IF r10 izero r60 r30 → r50
IF r20 izero r60 r40 → r90
izero r10 r40 → r100
izero r20 r60 → r110
izero r20 r70 → r120
Operation
Function unit
Operation code
Number of operands
Modifier
Modifier range
Latency
Issue slots
r80 ← 1
no change, since guard is false
r90 ← 0xffffff9c
r100 ← 0
r110 ← 0x100
r120 ← 0x456789
Philips Semiconductors
If zero select zero
inonzero iflip
ATTRIBUTES
SEE ALSO
Result
1, 2, 3, 4, 5
alu
No
46
—
2
1