Meaning of BSF in English

BSF

Bit Scan Forward (386+)

Scans source operand for first bit set.

Sets ZF if a bit is found set and loads the destination with an index to first set bit.

Clears ZF is no bits are found set.

BSF scans forward across bit pattern (0-n) while BSR scans in reverse (n-0).

Code analysis English vocabulary.      Английский словарь анализа кода.