MIPS Instruction Decode / ID Stage

Overview

Find out the operation(s) required.

Block diagram

Components

MIPS register file

Decoding instructions

MIPS decode r-type instruction

MIPS decode i-type instruction

MIPS decode branch instruction

2020-11-15

Backlinks

  • MIPS early branch
    • Make decision based during ID stage (MIPS Instruction Decode / ID Stage ,MIPS operand fetch / ID Stage )

  • MIPS multi-cycle
    • MIPS Instruction Decode / ID Stage + MIPS operand fetch / ID Stage
  • MIPS instruction pipelining
    • ID - MIPS Instruction Decode / ID Stage + MIPS operand fetch / ID Stage
  • MIPS ID/EX register
    • ID - MIPS Instruction Decode / ID Stage + MIPS operand fetch / ID Stage
  • MIPS IF/ID register
    • ID - MIPS Instruction Decode / ID Stage + MIPS operand fetch / ID Stage
  • Instruction execution stages / cycle
    • MIPS Instruction Decode / ID Stage

    • MIPS Instruction Decode / ID Stage and MIPS operand fetch / ID Stage are merged into 1 stage.

    • MIPS Instruction Decode / ID Stage + MIPS operand fetch / ID Stage

  • MIPS result write / WB Stage
    • Write register number is generated in the MIPS Instruction Decode / ID Stage stage.

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