mmix ☆

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Description:
64-bit RISC architecture designed by Donald Knuth

Type: Formula | Tracked Since: Dec 28, 2025

Links: Homepage | formulae.brew.sh

Category: Developer tools

Tags: mmix assembly education architecture algorithm knuth

Install: brew install mmix

About:
MMIX is a 64-bit RISC architecture designed by Donald Knuth as a modern successor to MIX for The Art of Computer Programming. It serves as a clean, pedagogical instruction set for teaching fundamental computer architecture and algorithm optimization. The package provides the MMIXAL assembler and related tools to compile and run programs written for this architecture.

Key Features:

64-bit RISC architecture with a clean instruction set
MMIXAL assembler for writing and compiling programs
Educational tool for studying algorithms and computer architecture
Simulator for executing and analyzing MMIX programs

Use Cases:

Teaching computer architecture and assembly language concepts
Algorithm analysis and optimization as described in TAOCP
Research into RISC design and low-level programming

Alternatives:

MIX – MMIX is the 64-bit successor to MIX, offering a more modern instruction set
RISC-V – RISC-V is a practical, widely-adopted open ISA, while MMIX is primarily pedagogical

Version History

Detected	Version	Rev	Change	Commit
Sep 30, 2023 12:21am		0	VERSION_BUMP	2c541627
Nov 29, 2022 4:43am		0	VERSION_BUMP	70715012