PNX1300 Philips, PNX1300 Datasheet - Page 377

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

PNX1300/01/02/11 Data Book
iclipi
SYNTAX
FUNCTION
DESCRIPTION
inclusive. The argument rsrc1 is considered a signed integer; rsrc2 is considered an unsigned integer and must have
a value between 0 and 0x7fffffff inclusive.
modification of the destination register. If the LSB of rguard is 1, rdest is written; otherwise, rdest is not changed.
EXAMPLES
A-79
r30 = 0x80, r40 = 0x7f
r10 = 0, r60 = 0x12345678,
r70 = 0xabc
r20 = 1, r60 = 0x12345678,
r70 = 0xabc
r100 = 0x80000000, r110 = 0x3fffff
The
The
[ IF rguard ] iclipi rsrc1 rsrc2
if rguard then
rdest
iclipi
iclipi
Initial Values
min(max(rsrc1, –rsrc2–1), rsrc2)
operation optionally takes a guard, specified in rguard. If a guard is present, its LSB controls the
operation returns the value of rsrc1 clipped into the unsigned integer range (–rsrc2–1) to rsrc2,
PRELIMINARY SPECIFICATION
iclipi r30 r40
IF r10 iclipi r60 r70
IF r20 iclipi r60 r70
iclipi r100 r110
rdest
Operation
r50
r120
r80
r90
r50
no change, since guard is false
r90
r120
Function unit
Operation code
Number of operands
Modifier
Modifier range
Latency
Issue slots
Clip signed to signed
uclipi uclipu imin imax
0x7f
0xabc
0xffc00000
Philips Semiconductors
ATTRIBUTES
SEE ALSO
Result
dspalu
1, 3
No
74
—
2
2