|
gptkbp:instanceOf
|
x86 instruction
|
|
gptkbp:affectedFlags
|
gptkb:SF
gptkb:ZF
AF
PF
CF
OF
|
|
gptkbp:category
|
Bit manipulation instruction
|
|
gptkbp:citation
|
gptkb:Intel_64_and_IA-32_Architectures_Software_Developer’s_Manual
gptkb:AMD64_Architecture_Programmer’s_Manual
|
|
gptkbp:compatibleWith
|
older x86 CPUs
|
|
gptkbp:CPUIDBit
|
ECX[Bit 23]
|
|
gptkbp:digestSize
|
16-bit
32-bit
64-bit
|
|
gptkbp:fullName
|
Population Count
|
|
gptkbp:function
|
Counts the number of bits set to 1 in a source operand
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
x86 POPCNT instruction
|
|
gptkbp:introduced
|
gptkb:Intel
|
|
gptkbp:introducedIn
|
gptkb:SSE4.2
2008
|
|
gptkbp:opcode
|
F3 0F B8 /r
|
|
gptkbp:operandType
|
memory
register
|
|
gptkbp:output
|
register
|
|
gptkbp:relatedIndex
|
gptkb:BTS
gptkb:BSF
BMI1
BMI2
LZCNT
TZCNT
|
|
gptkbp:requiresCPUIDFlag
|
POPCNT
|
|
gptkbp:setsResultTo
|
number of set bits in source operand
|
|
gptkbp:supportedBy
|
AMD Barcelona and later
Intel Nehalem and later
|
|
gptkbp:usedIn
|
cryptography
data compression
error correction
bioinformatics
graphics
bit manipulation
population count algorithms
|
|
gptkbp:bfsParent
|
gptkb:Bitcount
|
|
gptkbp:bfsLayer
|
7
|