| ;;; tablegen-mode.el --- Major mode for TableGen description files (part of LLVM project) |
| |
| ;; Maintainer: The LLVM team, http://llvm.org/ |
| |
| ;;; Commentary: |
| ;; A major mode for TableGen description files in LLVM. |
| |
| (require 'comint) |
| (require 'custom) |
| (require 'ansi-color) |
| |
| ;; Create mode-specific tables. |
| ;;; Code: |
| |
| (defvar td-decorators-face 'td-decorators-face |
| "Face method decorators.") |
| (make-face 'td-decorators-face) |
| |
| (defvar tablegen-font-lock-keywords |
| (let ((kw (regexp-opt '("class" "defm" "def" "field" "include" "in" |
| "let" "multiclass" "foreach" "if" "then" "else" |
| "defvar" "defset") |
| 'words)) |
| (type-kw (regexp-opt '("bit" "bits" "code" "dag" "int" "list" "string") |
| 'words)) |
| ) |
| (list |
| ;; Comments |
| ;; '("\/\/" . font-lock-comment-face) |
| ;; Strings |
| '("\"[^\"]+\"" . font-lock-string-face) |
| ;; Hex constants |
| '("\\<0x[0-9A-Fa-f]+\\>" . font-lock-preprocessor-face) |
| ;; Binary constants |
| '("\\<0b[01]+\\>" . font-lock-preprocessor-face) |
| ;; Integer literals |
| '("\\<[-]?[0-9]+\\>" . font-lock-preprocessor-face) |
| ;; Floating point constants |
| '("\\<[-+]?[0-9]+\.[0-9]*\([eE][-+]?[0-9]+\)?\\>" . font-lock-preprocessor-face) |
| |
| '("^[ \t]*\\(@.+\\)" 1 'td-decorators-face) |
| ;; Keywords |
| kw |
| ;; Type keywords |
| type-kw |
| )) |
| "Additional expressions to highlight in TableGen mode.") |
| (put 'tablegen-mode 'font-lock-defaults '(tablegen-font-lock-keywords)) |
| |
| ;; ---------------------- Syntax table --------------------------- |
| |
| (defvar tablegen-mode-syntax-table nil |
| "Syntax table used in `tablegen-mode' buffers.") |
| (when (not tablegen-mode-syntax-table) |
| (setq tablegen-mode-syntax-table (make-syntax-table)) |
| ;; whitespace (` ') |
| (modify-syntax-entry ?\ " " tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\t " " tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\r " " tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\n " " tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\f " " tablegen-mode-syntax-table) |
| ;; word constituents (`w') |
| (modify-syntax-entry ?\% "w" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\_ "w" tablegen-mode-syntax-table) |
| ;; comments |
| (modify-syntax-entry ?/ ". 124b" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?* ". 23" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\n "> b" tablegen-mode-syntax-table) |
| ;; open paren (`(') |
| (modify-syntax-entry ?\( "(" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\[ "(" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\{ "(" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\< "(" tablegen-mode-syntax-table) |
| ;; close paren (`)') |
| (modify-syntax-entry ?\) ")" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\] ")" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\} ")" tablegen-mode-syntax-table) |
| (modify-syntax-entry ?\> ")" tablegen-mode-syntax-table) |
| ;; string quote ('"') |
| (modify-syntax-entry ?\" "\"" tablegen-mode-syntax-table) |
| ) |
| |
| ;; --------------------- Abbrev table ----------------------------- |
| |
| (defvar tablegen-mode-abbrev-table nil |
| "Abbrev table used while in TableGen mode.") |
| (define-abbrev-table 'tablegen-mode-abbrev-table ()) |
| |
| (defvar tablegen-mode-hook nil) |
| (defvar tablegen-mode-map nil) ; Create a mode-specific keymap. |
| |
| (if (not tablegen-mode-map) |
| () ; Do not change the keymap if it is already set up. |
| (setq tablegen-mode-map (make-sparse-keymap)) |
| (define-key tablegen-mode-map "\t" 'tab-to-tab-stop) |
| (define-key tablegen-mode-map "\es" 'center-line) |
| (define-key tablegen-mode-map "\eS" 'center-paragraph)) |
| |
| ;;;###autoload |
| (defun tablegen-mode () |
| "Major mode for editing TableGen description files. |
| \\{tablegen-mode-map} |
| Runs `tablegen-mode-hook' on startup." |
| (interactive) |
| (kill-all-local-variables) |
| (use-local-map tablegen-mode-map) ; Provides the local keymap. |
| (make-local-variable 'font-lock-defaults) |
| (setq major-mode 'tablegen-mode ; This is how describe-mode |
| ; finds the doc string to print. |
| mode-name "TableGen" ; This name goes into the modeline. |
| local-abbrev-table tablegen-mode-abbrev-table |
| font-lock-defaults `(tablegen-font-lock-keywords) |
| require-final-newline t |
| ) |
| |
| (set-syntax-table tablegen-mode-syntax-table) |
| (make-local-variable 'comment-start) |
| (setq comment-start "//") |
| (setq indent-tabs-mode nil) |
| (run-hooks 'tablegen-mode-hook)) ; Finally, this permits the user to |
| ; customize the mode with a hook. |
| |
| ;; Associate .td files with tablegen-mode |
| ;;;###autoload |
| (add-to-list 'auto-mode-alist (cons (purecopy "\\.td\\'") 'tablegen-mode)) |
| |
| (provide 'tablegen-mode) |
| |
| ;;; tablegen-mode.el ends here |