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128 lines
4.8 KiB
EmacsLisp
128 lines
4.8 KiB
EmacsLisp
;; Maintainer: The LLVM team, http://llvm.org/
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;; Description: Major mode for the LLVM assembler language.
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;; Updated: 2003-06-02
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;; Create mode-specific tables.
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(defvar llvm-mode-syntax-table nil
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"Syntax table used while in LLVM mode.")
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(defvar llvm-font-lock-keywords
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(list
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;; Comments
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'(";.*" . font-lock-comment-face)
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;; Variables
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'("%[-a-zA-Z$\._][-a-zA-Z$\._0-9]*" . font-lock-variable-name-face)
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;; Labels
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'("[-a-zA-Z$\._0-9]+:" . font-lock-variable-name-face)
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;; Strings
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'("\"[^\"]+\"" . font-lock-string-face)
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;; Unnamed variable slots
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'("%[-]?[0-9]+" . font-lock-variable-name-face)
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;; Integer literals
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'("[-]?[0-9]+" . font-lock-preprocessor-face)
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;; Floating point constants
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'("[-+]?[0-9]+\.[0-9]*\([eE][-+]?[0-9]+\)?" . font-lock-preprocessor-face)
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;; Hex constants
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'("0x[0-9A-Fa-f]+" . font-lock-preprocessor-face)
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;; Keywords
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'("begin\\|end\\|true\\|false\\|zeroinitializer\\|declare\\|global\\|constant\\|const\\|internal\\|linkonce\\|weak\\|appending\\|uninitialized\\|implementation\\|\\.\\.\\.\\|null\\|undef\\|to\\|except\\|not\\|target\\|endian\\|little\\|big\\|pointersize\\|deplibs\\|volatile\\|fastcc\\|coldcc\\|cc" . font-lock-keyword-face)
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;; Types
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'("void\\|bool\\|sbyte\\|ubyte\\|u?short\\|u?int\\|u?long\\|float\\|double\\|type\\|label\\|opaque" . font-lock-type-face)
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;; Arithmetic and Logical Operators
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'("add\\|sub\\|mul\\|div\\|rem\\|and\\|or\\|xor\\|set\\(ne\\|eq\\|lt\\|gt\\|le\\|ge\\)" . font-lock-keyword-face)
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;; Special instructions
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'("phi\\|tail\\|call\\|cast\\|select\\|to\\|shl\\|shr\\|vaarg\\|vanext" . font-lock-keyword-face)
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;; Control instructions
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'("ret\\|br\\|switch\\|invoke\\|unwind\\|unreachable" . font-lock-keyword-face)
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;; Memory operators
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'("malloc\\|alloca\\|free\\|load\\|store\\|getelementptr" . font-lock-keyword-face)
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)
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"Syntax highlighting for LLVM"
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)
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;; ---------------------- Syntax table ---------------------------
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;; Shamelessly ripped from jasmin.el
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;; URL: http://www.neilvandyke.org/jasmin-emacs/jasmin.el.html
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(if (not llvm-mode-syntax-table)
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(progn
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(setq llvm-mode-syntax-table (make-syntax-table))
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(mapcar (function (lambda (n)
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(modify-syntax-entry (aref n 0)
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(aref n 1)
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llvm-mode-syntax-table)))
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'(
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;; whitespace (` ')
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[?\^m " "]
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[?\f " "]
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[?\n " "]
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[?\t " "]
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[?\ " "]
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;; word constituents (`w')
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;;[?< "w"]
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;;[?> "w"]
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[?\% "w"]
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;;[?_ "w "]
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;; comments
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[?\; "< "]
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[?\n "> "]
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;;[?\r "> "]
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;;[?\^m "> "]
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;; symbol constituents (`_')
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;; punctuation (`.')
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;; open paren (`(')
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[?\( "("]
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[?\[ "("]
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[?\{ "("]
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;; close paren (`)')
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[?\) ")"]
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[?\] ")"]
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[?\} ")"]
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;; string quote ('"')
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[?\" "\""]
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))))
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;; --------------------- Abbrev table -----------------------------
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(defvar llvm-mode-abbrev-table nil
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"Abbrev table used while in LLVM mode.")
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(define-abbrev-table 'llvm-mode-abbrev-table ())
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(defvar llvm-mode-hook nil)
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(defvar llvm-mode-map nil) ; Create a mode-specific keymap.
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(if (not llvm-mode-map)
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() ; Do not change the keymap if it is already set up.
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(setq llvm-mode-map (make-sparse-keymap))
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(define-key llvm-mode-map "\t" 'tab-to-tab-stop)
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(define-key llvm-mode-map "\es" 'center-line)
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(define-key llvm-mode-map "\eS" 'center-paragraph))
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(defun llvm-mode ()
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"Major mode for editing LLVM source files.
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\\{llvm-mode-map}
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Runs llvm-mode-hook on startup."
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(interactive)
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(kill-all-local-variables)
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(use-local-map llvm-mode-map) ; Provides the local keymap.
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(setq major-mode 'llvm-mode)
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(make-local-variable 'font-lock-defaults)
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(setq major-mode 'llvm-mode ; This is how describe-mode
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; finds the doc string to print.
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mode-name "LLVM" ; This name goes into the modeline.
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font-lock-defaults `(llvm-font-lock-keywords))
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(setq local-abbrev-table llvm-mode-abbrev-table)
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(set-syntax-table llvm-mode-syntax-table)
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(run-hooks 'llvm-mode-hook)) ; Finally, this permits the user to
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; customize the mode with a hook.
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;; Associate .ll files with llvm-mode
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(setq auto-mode-alist
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(append '(("\\.ll$" . llvm-mode) ("\\.llx$" . llvm-mode)) auto-mode-alist))
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(provide 'llvm-mode)
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;; end of llvm-mode.el
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