_mm_tzcnt_32
Classification
Other, Bit Manipulation, CPUID Test: BMI1
Header File
Instruction
TZCNT r32, r32
Synopsis
_mm_tzcnt_32(unsigned int a);
Description
Count the number of trailing zero bits in unsigned 32-bit integer "a", and return that count in "dst".
Operation
tmp := 0
dst := 0
DO WHILE ((tmp < 32) AND a[tmp] == 0)
tmp := tmp + 1
dst := dst + 1
OD