- Instruction unit
The instruction unit (IU) in a
CPU is responsible for maintaining the fetch pipeline and for dispatching instructions. It stores the instruction that is required to processes the data.
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Instruction unit
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Instruction pipeline — Pipelining redirects here. For HTTP pipelining, see HTTP pipelining. Basic five stage pipeline in a RISC machine (IF = Instruction Fetch, ID = Instruction Decode, EX = Execute, MEM = Memory access, WB = Register write back). In the fourth clock… … Wikipedia
Instruction level parallelism — (ILP) is a measure of how many of the operations in a computer program can be performed simultaneously. Consider the following program: 1. e = a + b 2. f = c + d 3. g = e * fOperation 3 depends on the results of operations 1 and 2, so it cannot… … Wikipedia
Unit 101 — was a special forces unit of the Israeli Defence Force (IDF), founded and commanded by Ariel Sharon on orders from Prime Minister David Ben Gurion in August 1953. It was created in order to better deal with a spate of Arab fedayeen attacks… … Wikipedia
instruction register — unit of computer memory that contains the command code … English contemporary dictionary
Instruction set — An instruction set, or instruction set architecture (ISA), is the part of the computer architecture related to programming, including the native data types, instructions, registers, addressing modes, memory architecture, interrupt and exception… … Wikipedia
Instruction cycle — An instruction cycle (sometimes called fetch and execute cycle, fetch decode execute cycle, or FDX) is the basic operation cycle of a computer. It is the process by which a computer retrieves a program instruction from its memory, determines what … Wikipedia
Unit Control Block — In IBM mainframe operating systems from the z/OS line, a Unit Control Block (UCB) is a memory structure, or a control block , that describes any single input/output peripheral device, or a unit , to the operating system.A similar concept in Unix… … Wikipedia
Instruction register — In computing, an instruction register is the part of a CPU s control unit that stores the instruction currently being executed. In simple processors each instruction to be executed is loaded into the instruction register which holds it while it… … Wikipedia
Instruction prefetch — In computer architecture, instruction prefetch is a technique used in microprocessors to speed up the execution of a program by reducing wait states.Modern microprocessors are much faster than the memory where the program is kept, meaning that… … Wikipedia
instruction processing unit — komandų procesorius statusas T sritis automatika atitikmenys: angl. instruction processing unit; instruction processor vok. Befehlsprozessoreinheit, f; Instruktionprozessor, m rus. процессор команд, m pranc. processeur d ordre, m … Automatikos terminų žodynas
