previous | contents | next

ISPS PRIMER FOR THE INSTRUCTION SET PROCESSOR NOTATION 535

Disjunction and Nonequivalence: Or, Xor

These operators produce the logical sum and difference operations of the two operands. The shortest operand is zero-extended, and the result is as long as the largest operand.

Logical and Arithmetic Assignment: =,¬

The logical assignment operator (=) truncates or zero-extends the source (right operand) to match the length of the destination (left operand). The arithmetic assignment operator (¬ ) truncates or sign-extends the source to match the length of the destination.

previous | contents | next