It's not necessary to do rounding for alloca operations when the requested

alignment is equal to the stack alignment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 133 insertions, 0 deletions

diff --git a/utils/emacs/tablegen-mode.el b/utils/emacs/tablegen-mode.el
new file mode 100644
index 0000000000..af33cbd37f
--- /dev/null
+++ b/utils/emacs/tablegen-mode.el
@@ -0,0 +1,133 @@
+;; Maintainer:  The LLVM team, http://llvm.org/
+;; Description: Major mode for TableGen description files (part of LLVM project)
+;; Updated:     2007-03-26
+
+(require 'comint)
+(require 'custom)
+(require 'ansi-color)
+
+;; Create mode-specific tables.
+(defvar tablegen-mode-syntax-table nil
+  "Syntax table used while in TableGen mode.")
+
+(defvar td-decorators-face 'td-decorators-face
+  "Face method decorators.")
+(make-face 'td-decorators-face)
+
+(defvar tablegen-font-lock-keywords
+  (let ((kw (mapconcat 'identity
+                       '("class" "def" "defm" "field" "in" "include"
+                         "let" "multiclass")
+                       "\\|"))
+        (type-kw (mapconcat 'identity
+                            '("bit" "bits" "code" "dag" "int" "list" "string")
+                            "\\|"))
+        )
+    (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
+     (cons (concat "\\<\\(" kw "\\)\\>[ \n\t(]") 1)
+
+     ;; Type keywords
+     (cons (concat "\\<\\(" type-kw "\\)[ \n\t(]") 1)
+     ))
+  "Additional expressions to highlight in TableGen mode.")
+(put 'tablegen-mode 'font-lock-defaults '(tablegen-font-lock-keywords))
+
+;; ---------------------- Syntax table ---------------------------
+;; Shamelessly ripped from jasmin.el
+;; URL: http://www.neilvandyke.org/jasmin-emacs/jasmin.el.html
+
+(if (not tablegen-mode-syntax-table)
+    (progn
+      (setq tablegen-mode-syntax-table (make-syntax-table))
+      (mapcar (function (lambda (n)
+                          (modify-syntax-entry (aref n 0)
+                                               (aref n 1)
+                                               tablegen-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 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))
+
+
+(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.
+  (setq major-mode 'tablegen-mode)          
+
+  (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.
+	font-lock-defaults `(tablegen-font-lock-keywords))
+
+  (setq local-abbrev-table tablegen-mode-abbrev-table)
+  (set-syntax-table tablegen-mode-syntax-table)
+  (run-hooks 'tablegen-mode-hook))          ; Finally, this permits the user to
+                                            ;   customize the mode with a hook.
+
+;; Associate .td files with tablegen-mode
+(setq auto-mode-alist (append '(("\\.td$" . tablegen-mode)) auto-mode-alist))
+
+(provide 'tablegen-mode)
+;; end of tablegen-mode.el