https://github.com/larsbrinkhoff/midas-mode

Emacs mode for the MIDAS assembly language
https://github.com/larsbrinkhoff/midas-mode

assembler emacs-mode incompatible-timesharing-system

Last synced: 2 months ago
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Emacs mode for the MIDAS assembly language

• Host: GitHub
• URL: https://github.com/larsbrinkhoff/midas-mode
• Owner: larsbrinkhoff
• License: gpl-3.0
• Created: 2018-02-02T09:19:07.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2018-02-22T05:24:29.000Z (over 7 years ago)
• Last Synced: 2025-01-19T16:11:09.190Z (9 months ago)
• Topics: assembler, emacs-mode, incompatible-timesharing-system
• Language: Emacs Lisp
• Size: 13.7 KB
• Stars: 2
• Watchers: 3
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: COPYING.md

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README

          
### Emacs mode for MIDAS assembly language

MIDAS is an assembler made at MIT.  It was originally made for the

TX-0, ported over to the PDP-1, and then the PDP-6.  It was used as

the main assembler, indeed main programming language, in the PDP-10

Incompatible Timesharing System.

Syntactic elements:

| Syntax | Purpose

| --- | ---

| ; | Comment to end of line

| ? | Starts a new statement on the same line

| ^X | ASCII control character X

| 'X | SIXBIT character X

| "X | ASCII character X

| ASCII/.../ | ASCII string

| SIXBIT/.../ | SIXBIT string

| (...) | Syntactical grouping, and halfword swapping

| [...] | Syntactical grouping, and literals

| <...> | Syntactical grouping

| X" | Global symbol

| X"Y | Symbol Y in block X

| X' | Variable X

| # | XOR operator

| \ | OR operator

| _ | Left shift operator

Midas mode is licensed under the GPL v3, see COPYING.md.