_mm_countbits_32
Classification
KNC, Bit Manipulation, CPUID Test: KNCNI
Header File
immintrin.h
Instruction
POPCNT r32, r32
Synopsis
 _mm_countbits_32(unsigned int r1);
Description
Counts the number of set bits in 32-bit unsigned integer "r1", returning the results in "dst".
Operation
dst[31:0] := PopCount(r1[31:0])