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1e425c53e9
Summary: The syntax table was originally based on and attributed to jasmin.el, but was rewritten in r45192, so the comment that says the code comes from jasmin.el is no longer accurate. This change removes the comment, shortening the code a bit. Reviewers: MaskRay, lattner Reviewed By: MaskRay Subscribers: llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D68042 llvm-svn: 373008
129 lines
4.8 KiB
EmacsLisp
129 lines
4.8 KiB
EmacsLisp
;;; tablegen-mode.el --- Major mode for TableGen description files (part of LLVM project)
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;; Maintainer: The LLVM team, http://llvm.org/
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;;; Commentary:
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;; A major mode for TableGen description files in LLVM.
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(require 'comint)
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(require 'custom)
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(require 'ansi-color)
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;; Create mode-specific tables.
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;;; Code:
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(defvar td-decorators-face 'td-decorators-face
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"Face method decorators.")
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(make-face 'td-decorators-face)
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(defvar tablegen-font-lock-keywords
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(let ((kw (regexp-opt '("class" "defm" "def" "field" "include" "in"
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"let" "multiclass" "foreach")
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'words))
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(type-kw (regexp-opt '("bit" "bits" "code" "dag" "int" "list" "string")
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'words))
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)
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(list
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;; Comments
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;; '("\/\/" . font-lock-comment-face)
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;; Strings
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'("\"[^\"]+\"" . font-lock-string-face)
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;; Hex constants
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'("\\<0x[0-9A-Fa-f]+\\>" . font-lock-preprocessor-face)
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;; Binary constants
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'("\\<0b[01]+\\>" . font-lock-preprocessor-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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'("^[ \t]*\\(@.+\\)" 1 'td-decorators-face)
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;; Keywords
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kw
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;; Type keywords
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type-kw
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))
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"Additional expressions to highlight in TableGen mode.")
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(put 'tablegen-mode 'font-lock-defaults '(tablegen-font-lock-keywords))
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;; ---------------------- Syntax table ---------------------------
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(defvar tablegen-mode-syntax-table nil
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"Syntax table used in `tablegen-mode' buffers.")
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(when (not tablegen-mode-syntax-table)
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(setq tablegen-mode-syntax-table (make-syntax-table))
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;; whitespace (` ')
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(modify-syntax-entry ?\ " " tablegen-mode-syntax-table)
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(modify-syntax-entry ?\t " " tablegen-mode-syntax-table)
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(modify-syntax-entry ?\r " " tablegen-mode-syntax-table)
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(modify-syntax-entry ?\n " " tablegen-mode-syntax-table)
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(modify-syntax-entry ?\f " " tablegen-mode-syntax-table)
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;; word constituents (`w')
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(modify-syntax-entry ?\% "w" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\_ "w" tablegen-mode-syntax-table)
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;; comments
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(modify-syntax-entry ?/ ". 124b" tablegen-mode-syntax-table)
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(modify-syntax-entry ?* ". 23" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\n "> b" tablegen-mode-syntax-table)
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;; open paren (`(')
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(modify-syntax-entry ?\( "(" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\[ "(" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\{ "(" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\< "(" tablegen-mode-syntax-table)
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;; close paren (`)')
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(modify-syntax-entry ?\) ")" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\] ")" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\} ")" tablegen-mode-syntax-table)
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(modify-syntax-entry ?\> ")" tablegen-mode-syntax-table)
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;; string quote ('"')
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(modify-syntax-entry ?\" "\"" tablegen-mode-syntax-table)
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)
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;; --------------------- Abbrev table -----------------------------
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(defvar tablegen-mode-abbrev-table nil
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"Abbrev table used while in TableGen mode.")
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(define-abbrev-table 'tablegen-mode-abbrev-table ())
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(defvar tablegen-mode-hook nil)
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(defvar tablegen-mode-map nil) ; Create a mode-specific keymap.
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(if (not tablegen-mode-map)
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() ; Do not change the keymap if it is already set up.
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(setq tablegen-mode-map (make-sparse-keymap))
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(define-key tablegen-mode-map "\t" 'tab-to-tab-stop)
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(define-key tablegen-mode-map "\es" 'center-line)
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(define-key tablegen-mode-map "\eS" 'center-paragraph))
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;;;###autoload
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(defun tablegen-mode ()
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"Major mode for editing TableGen description files.
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\\{tablegen-mode-map}
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Runs `tablegen-mode-hook' on startup."
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(interactive)
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(kill-all-local-variables)
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(use-local-map tablegen-mode-map) ; Provides the local keymap.
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(make-local-variable 'font-lock-defaults)
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(setq major-mode 'tablegen-mode ; This is how describe-mode
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; finds the doc string to print.
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mode-name "TableGen" ; This name goes into the modeline.
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local-abbrev-table tablegen-mode-abbrev-table
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font-lock-defaults `(tablegen-font-lock-keywords)
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require-final-newline t
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)
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(set-syntax-table tablegen-mode-syntax-table)
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(make-local-variable 'comment-start)
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(setq comment-start "//")
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(setq indent-tabs-mode nil)
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(run-hooks 'tablegen-mode-hook)) ; Finally, this permits the user to
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; customize the mode with a hook.
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;; Associate .td files with tablegen-mode
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;;;###autoload
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(add-to-list 'auto-mode-alist (cons (purecopy "\\.td\\'") 'tablegen-mode))
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(provide 'tablegen-mode)
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;;; tablegen-mode.el ends here
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