Program counter
PROCESSOR REGISTER THAT INDICATES THE LOCATION IN MEMORY OF THE CURRENTLY-EXECUTING INSTRUCTION IN THE BINARY CODE OF A PROGRAM
Instruction pointer; Program Counter; Program register; Instruction address register; Programme counter; Instruction counter; Next instruction pointer; Current instruction pointer; Current instruction; Next instruction; Next instruction address; Next instruction pointer register; Instruction pointer register; Next instruction address register
The program counter (PC), commonly called the instruction pointer (IP) in Intel x86 and Itanium microprocessors, and sometimes called the instruction address register (IAR), the instruction counter, or just part of the instruction sequencer, is a processor register that indicates where a computer is in its program sequence.