X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/49f70d46ea38ceb7a501594db7f6ea35e19681aa..1a0778b078b9ffaa68e1ae0d4b26de147872b421:/lisp/progmodes/mixal-mode.el diff --git a/lisp/progmodes/mixal-mode.el b/lisp/progmodes/mixal-mode.el index d43e6ea5c2..f8b497ef8f 100644 --- a/lisp/progmodes/mixal-mode.el +++ b/lisp/progmodes/mixal-mode.el @@ -1,13 +1,12 @@ ;;; mixal-mode.el --- Major mode for the mix asm language. -;; Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 -;; Free Software Foundation, Inc. +;; Copyright (C) 2003-2014 Free Software Foundation, Inc. ;; Author: Pieter E.J. Pareit ;; Maintainer: Pieter E.J. Pareit ;; Created: 09 Nov 2002 ;; Version: 0.1 -;; Keywords: languages Knuth mix mixal asm mixvm "The Art Of Computer Programming" +;; Keywords: languages, Knuth, mix, mixal, asm, mixvm, The Art Of Computer Programming ;; This file is part of GNU Emacs. @@ -33,7 +32,7 @@ ;; GNU MDK from `https://savannah.gnu.org/projects/mdk/' and ;; `ftp://ftp.gnu.org/pub/gnu/mdk'. ;; -;; To use this mode, place the following in your .emacs file: +;; To use this mode, place the following in your init file: ;; `(load-file "/PATH-TO-FILE/mixal-mode.el")'. ;; When you load a file with the extension .mixal the mode will be started ;; automatic. If you want to start the mode manual, use `M-x mixal-mode'. @@ -89,7 +88,7 @@ (defvar mixal-mode-syntax-table (let ((st (make-syntax-table))) ;; We need to do a bit more to make fontlocking for comments work. - ;; See mixal-font-lock-syntactic-keywords. + ;; See use of syntax-propertize-function. ;; (modify-syntax-entry ?* "<" st) (modify-syntax-entry ?\n ">" st) st) @@ -125,7 +124,7 @@ value.") (defvar mixal-operation-codes-alist ;; FIXME: the codes FADD, FSUB, FMUL, FDIV, JRAD, and FCMP were in ;; mixal-operation-codes but not here. They should probably be added here. - ;; + ;; ;; We used to define this with a backquote and subexps like ,(+ 8 3) for ;; better clarity, but the resulting code was too big and caused the ;; byte-compiler to eat up all the stack space. Even using @@ -146,43 +145,43 @@ zeros to make a word." (LD1 loading "load I1" 9 field "Put in rI1 the contents of cell no. M. Uses a + when there is no sign in subfield. Subfield is left padded with -zeros to make a word. Index registers only have 2 bytes and a sign, Trying -to set anything more that that will result in undefined behavior." +zeros to make a word. Index registers only have 2 bytes and a sign; trying +to set anything more than that will result in undefined behavior." 2) (LD2 loading "load I2" 10 field "Put in rI2 the contents of cell no. M. Uses a + when there is no sign in subfield. Subfield is left padded with -zeros to make a word. Index registers only have 2 bytes and a sign, Trying -to set anything more that that will result in undefined behavior." +zeros to make a word. Index registers only have 2 bytes and a sign; trying +to set anything more than that will result in undefined behavior." 2) (LD3 loading "load I3" 11 field "Put in rI3 the contents of cell no. M. Uses a + when there is no sign in subfield. Subfield is left padded with -zeros to make a word. Index registers only have 2 bytes and a sign, Trying -to set anything more that that will result in undefined behavior." +zeros to make a word. Index registers only have 2 bytes and a sign; trying +to set anything more than that will result in undefined behavior." 2) (LD4 loading "load I4" 12 field "Put in rI4 the contents of cell no. M. Uses a + when there is no sign in subfield. Subfield is left padded with -zeros to make a word. Index registers only have 2 bytes and a sign, Trying -to set anything more that that will result in undefined behavior." +zeros to make a word. Index registers only have 2 bytes and a sign; trying +to set anything more than that will result in undefined behavior." 2) (LD5 loading "load I5" 13 field "Put in rI5 the contents of cell no. M. Uses a + when there is no sign in subfield. Subfield is left padded with -zeros to make a word. Index registers only have 2 bytes and a sign, Trying -to set anything more that that will result in undefined behavior." +zeros to make a word. Index registers only have 2 bytes and a sign; trying +to set anything more than that will result in undefined behavior." 2) (LD6 loading "load I6" 14 field "Put in rI6 the contents of cell no. M. Uses a + when there is no sign in subfield. Subfield is left padded with -zeros to make a word. Index registers only have 2 bytes and a sign, Trying -to set anything more that that will result in undefined behavior." +zeros to make a word. Index registers only have 2 bytes and a sign; trying +to set anything more than that will result in undefined behavior." 2) (LDAN loading "load A negative" 16 field @@ -201,7 +200,7 @@ Subfield is left padded with zeros to make a word." "Put in rI1 the contents of cell no. M, with opposite sign. Uses a + when there is no sign in subfield, otherwise use the opposite sign. Subfield is left padded with zeros to make a word. Index registers only -have 2 bytes and a sign, Trying to set anything more that that will result +have 2 bytes and a sign; trying to set anything more than that will result in undefined behavior." 2) @@ -209,7 +208,7 @@ in undefined behavior." "Put in rI2 the contents of cell no. M, with opposite sign. Uses a + when there is no sign in subfield, otherwise use the opposite sign. Subfield is left padded with zeros to make a word. Index registers only -have 2 bytes and a sign, Trying to set anything more that that will result +have 2 bytes and a sign; trying to set anything more than that will result in undefined behavior." 2) @@ -217,7 +216,7 @@ in undefined behavior." "Put in rI3 the contents of cell no. M, with opposite sign. Uses a + when there is no sign in subfield, otherwise use the opposite sign. Subfield is left padded with zeros to make a word. Index registers only -have 2 bytes and a sign, Trying to set anything more that that will result +have 2 bytes and a sign; trying to set anything more than that will result in undefined behavior." 2) @@ -225,7 +224,7 @@ in undefined behavior." "Put in rI4 the contents of cell no. M, with opposite sign. Uses a + when there is no sign in subfield, otherwise use the opposite sign. Subfield is left padded with zeros to make a word. Index registers only -have 2 bytes and a sign, Trying to set anything more that that will result +have 2 bytes and a sign; trying to set anything more than that will result in undefined behavior." 2) @@ -233,7 +232,7 @@ in undefined behavior." "Put in rI5 the contents of cell no. M, with opposite sign. Uses a + when there is no sign in subfield, otherwise use the opposite sign. Subfield is left padded with zeros to make a word. Index registers only -have 2 bytes and a sign, Trying to set anything more that that will result +have 2 bytes and a sign; trying to set anything more than that will result in undefined behavior." 2) @@ -241,7 +240,7 @@ in undefined behavior." "Put in rI6 the contents of cell no. M, with opposite sign. Uses a + when there is no sign in subfield, otherwise use the opposite sign. Subfield is left padded with zeros to make a word. Index registers only -have 2 bytes and a sign, Trying to set anything more that that will result +have 2 bytes and a sign; trying to set anything more than that will result in undefined behavior." 2) @@ -1028,13 +1027,14 @@ EXECUTION-TIME holds info about the time it takes, number or string.") ;;; Font-locking: -(defvar mixal-font-lock-syntactic-keywords - ;; Normal comments start with a * in column 0 and end at end of line. - '(("^\\*" (0 '(11))) ;(string-to-syntax "<") == '(11) - ;; Every line can end with a comment which is placed after the operand. - ;; I assume here that mnemonics without operands can not have a comment. - ("^[[:alnum:]]*[ \t]+[[:alnum:]]+[ \t]+[^ \n\t]+[ \t]*\\([ \t]\\)[^\n \t]" - (1 '(11))))) +(defconst mixal-syntax-propertize-function + (syntax-propertize-rules + ;; Normal comments start with a * in column 0 and end at end of line. + ("^\\*" (0 "<")) + ;; Every line can end with a comment which is placed after the operand. + ;; I assume here that mnemonics without operands can not have a comment. + ("^[[:alnum:]]*[ \t]+[[:alnum:]]+[ \t]+[^ \n\t]+[ \t]*\\([ \t]\\)[^\n \t]" + (1 "<")))) (defvar mixal-font-lock-keywords `(("^\\([A-Z0-9a-z]+\\)" @@ -1058,9 +1058,8 @@ EXECUTION-TIME holds info about the time it takes, number or string.") (list (let* ((completion-ignore-case t) ;; we already have a list, but it is not in the right format - ;; transform it to a valid table so completition can use it - (table (mapcar '(lambda (elm) - (cons (symbol-name (car elm)) nil)) + ;; transform it to a valid table so completion can use it + (table (mapcar (lambda (elm) (cons (symbol-name (car elm)) nil)) mixal-operation-codes-alist)) ;; prompt is different depending on we are close to a valid op-code (have-default (assq (intern-soft (current-word)) @@ -1104,28 +1103,21 @@ Assumes that file has been compiled with debugging support." (error "mixvm.el needs to be loaded to run `mixvm'"))) ;;;###autoload -(define-derived-mode mixal-mode fundamental-mode "mixal" - "Major mode for the mixal asm language. -\\{mixal-mode-map}" +(define-derived-mode mixal-mode prog-mode "mixal" + "Major mode for the mixal asm language." (set (make-local-variable 'comment-start) "*") (set (make-local-variable 'comment-start-skip) "^\\*[ \t]*") (set (make-local-variable 'font-lock-defaults) - `(mixal-font-lock-keywords nil nil nil nil - (font-lock-syntactic-keywords . ,mixal-font-lock-syntactic-keywords) - (parse-sexp-lookup-properties . t))) + `(mixal-font-lock-keywords)) + (set (make-local-variable 'syntax-propertize-function) + mixal-syntax-propertize-function) ;; might add an indent function in the future ;; (set (make-local-variable 'indent-line-function) 'mixal-indent-line) - (set (make-local-variable 'compile-command) (concat "mixasm " - buffer-file-name)) - ;; mixasm will do strange when there is no final newline, - ;; so let Emacs ensure that it is always there - (set (make-local-variable 'require-final-newline) - mode-require-final-newline)) - -;;;###autoload -(add-to-list 'auto-mode-alist '("\\.mixal\\'" . mixal-mode)) + (set (make-local-variable 'compile-command) + (concat "mixasm " + (if buffer-file-name + (shell-quote-argument buffer-file-name))))) (provide 'mixal-mode) -;; arch-tag: be7c128a-bf61-4951-a90e-9398267ce3f3 ;;; mixal-mode.el ends here