PNX1300 Philips, PNX1300 Datasheet - Page 502

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

Philips Semiconductors
Unsigned compare not equal
pseudo-op for ineq
SYNTAX
FUNCTION
DESCRIPTION
cannot be used in assembly source files.)
otherwise, rdest is set to 0.
modification of the destination register. If the LSB of rguard is 1, rdest is written; otherwise, rdest is not changed.
EXAMPLES
r30 = 3, r40 = 4
r10 = 0, r60 = 0x1000, r30 = 3
r20 = 1, r50 = 0x1000, r60 = 0x1000
r70 = 0x80000000, r40 = 4
r70 = 0x80000000
The
The
The
[ IF rguard ] uneq rsrc1 rsrc2
if rguard then {
}
if rsrc1 != rsrc2 then
else
uneq
uneq
rdest
rdest
uneq
Initial Values
operation is a pseudo operation transformed by the scheduler into an
operation sets the destination register, rdest, to 1 if the two arguments, r src1 and rsrc2, are not equal;
operation optionally takes a guard, specified in rguard. If a guard is present, its LSB controls the
1
0
uneq r30 r40
IF r10 uneq r60 r30
IF r20 uneq r50 r60
uneq r70 r40
uneq r70 r70
rdest
Operation
r80
r100
r110
PRELIMINARY SPECIFICATION
r50
r90
PNX1300/01/02/11 DSPCPU Operations
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
ineq
1
0
ineq igtr uneqi
. (Note: pseudo operations
ATTRIBUTES
SEE ALSO
Result
1, 2, 3, 4, 5
uneq
alu
No
39
—
2
1
A-204