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annotate utils/emacs/llvm-mode.el @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 60c9769439b8
children 3a76565eade5
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1 ;;; llvm-mode.el --- Major mode for the LLVM assembler language.
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2
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3 ;; Maintainer: The LLVM team, http://llvm.org/
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4
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5 ;;; Commentary:
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6
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7 ;; Major mode for editing LLVM IR files.
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8
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9 ;;; Code:
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11 (defvar llvm-mode-syntax-table
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12 (let ((table (make-syntax-table)))
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13 (modify-syntax-entry ?% "_" table)
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14 (modify-syntax-entry ?. "_" table)
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15 (modify-syntax-entry ?\; "< " table)
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16 (modify-syntax-entry ?\n "> " table)
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17 table)
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18 "Syntax table used while in LLVM mode.")
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20 (defvar llvm-font-lock-keywords
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21 (list
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22 ;; Variables
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23 '("%[-a-zA-Z$\._][-a-zA-Z$\._0-9]*" . font-lock-variable-name-face)
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24 ;; Labels
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25 '("[-a-zA-Z$\._0-9]+:" . font-lock-variable-name-face)
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26 ;; Unnamed variable slots
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27 '("%[-]?[0-9]+" . font-lock-variable-name-face)
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28 ;; Types
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29 `(,(regexp-opt '("void" "i1" "i8" "i16" "i32" "i64" "i128" "float" "double" "type" "label" "opaque") 'symbols) . font-lock-type-face)
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30 ;; Integer literals
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31 '("\\b[-]?[0-9]+\\b" . font-lock-preprocessor-face)
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32 ;; Floating point constants
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33 '("\\b[-+]?[0-9]+\.[0-9]*\([eE][-+]?[0-9]+\)?\\b" . font-lock-preprocessor-face)
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34 ;; Hex constants
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35 '("\\b0x[0-9A-Fa-f]+\\b" . font-lock-preprocessor-face)
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36 ;; Keywords
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37 `(,(regexp-opt '("begin" "end" "true" "false" "zeroinitializer" "declare"
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38 "define" "global" "constant" "const" "internal" "linkonce" "linkonce_odr"
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39 "weak" "weak_odr" "appending" "uninitialized" "implementation" "..."
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40 "null" "undef" "to" "except" "not" "target" "endian" "little" "big"
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41 "pointersize" "volatile" "fastcc" "coldcc" "cc" "personality") 'symbols) . font-lock-keyword-face)
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42 ;; Arithmetic and Logical Operators
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43 `(,(regexp-opt '("add" "sub" "mul" "sdiv" "udiv" "urem" "srem" "and" "or" "xor"
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44 "setne" "seteq" "setlt" "setgt" "setle" "setge") 'symbols) . font-lock-keyword-face)
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45 ;; Floating-point operators
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46 `(,(regexp-opt '("fadd" "fsub" "fmul" "fdiv" "frem") 'symbols) . font-lock-keyword-face)
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47 ;; Special instructions
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48 `(,(regexp-opt '("phi" "tail" "call" "select" "to" "shl" "lshr" "ashr" "fcmp" "icmp" "va_arg" "landingpad") 'symbols) . font-lock-keyword-face)
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49 ;; Control instructions
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50 `(,(regexp-opt '("ret" "br" "switch" "invoke" "resume" "unwind" "unreachable" "indirectbr") 'symbols) . font-lock-keyword-face)
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51 ;; Memory operators
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52 `(,(regexp-opt '("malloc" "alloca" "free" "load" "store" "getelementptr" "fence" "cmpxchg" "atomicrmw") 'symbols) . font-lock-keyword-face)
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53 ;; Casts
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54 `(,(regexp-opt '("bitcast" "inttoptr" "ptrtoint" "trunc" "zext" "sext" "fptrunc" "fpext" "fptoui" "fptosi" "uitofp" "sitofp" "addrspacecast") 'symbols) . font-lock-keyword-face)
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55 ;; Vector ops
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56 `(,(regexp-opt '("extractelement" "insertelement" "shufflevector") 'symbols) . font-lock-keyword-face)
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57 ;; Aggregate ops
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58 `(,(regexp-opt '("extractvalue" "insertvalue") 'symbols) . font-lock-keyword-face)
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59 ;; Metadata types
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60 `(,(regexp-opt '("distinct") 'symbols) . font-lock-keyword-face)
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61 ;; Use-list order directives
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62 `(,(regexp-opt '("uselistorder" "uselistorder_bb") 'symbols) . font-lock-keyword-face))
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63 "Syntax highlighting for LLVM.")
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64
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65 ;; Emacs 23 compatibility.
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66 (defalias 'llvm-mode-prog-mode
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67 (if (fboundp 'prog-mode)
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68 'prog-mode
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69 'fundamental-mode))
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71 ;;;###autoload
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72 (define-derived-mode llvm-mode llvm-mode-prog-mode "LLVM"
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73 "Major mode for editing LLVM source files.
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74 \\{llvm-mode-map}
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75 Runs `llvm-mode-hook' on startup."
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76 (setq font-lock-defaults `(llvm-font-lock-keywords))
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77 (setq comment-start ";"))
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79 ;; Associate .ll files with llvm-mode
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80 ;;;###autoload
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81 (add-to-list 'auto-mode-alist (cons (purecopy "\\.ll\\'") 'llvm-mode))
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83 (provide 'llvm-mode)
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85 ;;; llvm-mode.el ends here