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