1 ;; Maintainer: The LLVM team, http://llvm.org/
2 ;; Description: Major mode for the LLVM assembler language.
5 ;; Create mode-specific tables.
6 (defvar llvm-mode-syntax-table nil
7 "Syntax table used while in LLVM mode.")
8 (defvar llvm-font-lock-keywords
11 '(";.*" . font-lock-comment-face)
13 '("%[-a-zA-Z$\._][-a-zA-Z$\._0-9]*" . font-lock-variable-name-face)
15 '("[-a-zA-Z$\._0-9]+:" . font-lock-variable-name-face)
17 '("\"[^\"]+\"" . font-lock-string-face)
18 ;; Unnamed variable slots
19 '("%[-]?[0-9]+" . font-lock-variable-name-face)
21 `(,(regexp-opt '("void" "i[0-9]+" "float" "double" "type" "label" "opaque") 'words) . font-lock-type-face)
23 '("\\b[-]?[0-9]+\\b" . font-lock-preprocessor-face)
24 ;; Floating point constants
25 '("\\b[-+]?[0-9]+\.[0-9]*\([eE][-+]?[0-9]+\)?\\b" . font-lock-preprocessor-face)
27 '("\\b0x[0-9A-Fa-f]+\\b" . font-lock-preprocessor-face)
29 `(,(regexp-opt '("begin" "end" "true" "false" "zeroinitializer" "declare"
30 "define" "global" "constant" "const" "internal" "linkonce" "linkonce_odr"
31 "weak" "weak_odr" "appending" "uninitialized" "implementation" "..."
32 "null" "undef" "to" "except" "not" "target" "endian" "little" "big"
33 "pointersize" "volatile" "fastcc" "coldcc" "cc") 'words) . font-lock-keyword-face)
34 ;; Arithmetic and Logical Operators
35 `(,(regexp-opt '("add" "sub" "mul" "sdiv" "udiv" "urem" "srem" "and" "or" "xor"
36 "setne" "seteq" "setlt" "setgt" "setle" "setge") 'words) . font-lock-keyword-face)
37 ;; Floating-point operators
38 `(,(regexp-opt '("fadd" "fsub" "fmul" "fdiv" "frem") 'words) . font-lock-keyword-face)
39 ;; Special instructions
40 `(,(regexp-opt '("phi" "tail" "call" "select" "to" "shl" "lshr" "ashr" "fcmp" "icmp" "va_arg" "landingpad") 'words) . font-lock-keyword-face)
41 ;; Control instructions
42 `(,(regexp-opt '("ret" "br" "switch" "invoke" "resume" "unwind" "unreachable" "indirectbr") 'words) . font-lock-keyword-face)
44 `(,(regexp-opt '("malloc" "alloca" "free" "load" "store" "getelementptr" "fence" "cmpxchg" "atomicrmw") 'words) . font-lock-keyword-face)
46 `(,(regexp-opt '("bitcast" "inttoptr" "ptrtoint" "trunc" "zext" "sext" "fptrunc" "fpext" "fptoui" "fptosi" "uitofp" "sitofp" "addrspacecast") 'words) . font-lock-keyword-face)
48 `(,(regexp-opt '("extractelement" "insertelement" "shufflevector") 'words) . font-lock-keyword-face)
50 `(,(regexp-opt '("extractvalue" "insertvalue") 'words) . font-lock-keyword-face)
53 "Syntax highlighting for LLVM"
56 ;; ---------------------- Syntax table ---------------------------
57 ;; Shamelessly ripped from jasmin.el
58 ;; URL: http://www.neilvandyke.org/jasmin-emacs/jasmin.el.html
60 (if (not llvm-mode-syntax-table)
62 (setq llvm-mode-syntax-table (make-syntax-table))
63 (mapcar (function (lambda (n)
64 (modify-syntax-entry (aref n 0)
66 llvm-mode-syntax-table)))
74 ;; word constituents (`w')
84 ;; symbol constituents (`_')
98 ;; --------------------- Abbrev table -----------------------------
100 (defvar llvm-mode-abbrev-table nil
101 "Abbrev table used while in LLVM mode.")
102 (define-abbrev-table 'llvm-mode-abbrev-table ())
104 (defvar llvm-mode-hook nil)
105 (defvar llvm-mode-map nil) ; Create a mode-specific keymap.
107 (if (not llvm-mode-map)
108 () ; Do not change the keymap if it is already set up.
109 (setq llvm-mode-map (make-sparse-keymap))
110 (define-key llvm-mode-map "\t" 'tab-to-tab-stop)
111 (define-key llvm-mode-map "\es" 'center-line)
112 (define-key llvm-mode-map "\eS" 'center-paragraph))
116 "Major mode for editing LLVM source files.
118 Runs llvm-mode-hook on startup."
120 (kill-all-local-variables)
121 (use-local-map llvm-mode-map) ; Provides the local keymap.
122 (setq major-mode 'llvm-mode)
124 (make-local-variable 'font-lock-defaults)
125 (setq major-mode 'llvm-mode ; This is how describe-mode
126 ; finds the doc string to print.
127 mode-name "LLVM" ; This name goes into the modeline.
128 font-lock-defaults `(llvm-font-lock-keywords))
130 (setq local-abbrev-table llvm-mode-abbrev-table)
131 (set-syntax-table llvm-mode-syntax-table)
132 (setq comment-start ";")
133 (run-hooks 'llvm-mode-hook)) ; Finally, this permits the user to
134 ; customize the mode with a hook.
136 ;; Associate .ll files with llvm-mode
137 (setq auto-mode-alist
138 (append '(("\\.ll$" . llvm-mode)) auto-mode-alist))
141 ;; end of llvm-mode.el