From 908865d90fa9d9ea24b750819d0da15e0505cb45 Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Sun, 27 Apr 2008 09:44:10 +0000
Subject: [PATCH] Added support for: - defm and multiclass - imbricatable
 multiline C style comment - FIXME/TODO highlight in comment - binary and
 hexadecimal number - code using [{ }] is no highlighted as special (perhaps
 not the best choice) Patch by Cedric Venet!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50319 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/vim/tablegen.vim | 27 ++++++++++++++++++++-------
 1 file changed, 20 insertions(+), 7 deletions(-)

diff --git a/utils/vim/tablegen.vim b/utils/vim/tablegen.vim
index 1514e2e0e82..d786d1463ec 100644
--- a/utils/vim/tablegen.vim
+++ b/utils/vim/tablegen.vim
@@ -9,17 +9,26 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+" May be changed if you have a really slow machine
+syntax sync minlines=100
+
 syn case match
 
-syn keyword tgKeyword   def let in code dag field include
-syn keyword tgType      class int string list bit bits 
-" FIXME: this does not handle hex (0x...) or binary (0b...) constants
+syn keyword tgKeyword   def let in code dag field include defm
+syn keyword tgType      class int string list bit bits multiclass
+
 syn match   tgNumber    /\<\d\+\>/
 syn match   tgNumber    /\<\d\+\.\d*\>/
-syn match   tgComment   /\/\/.*$/
-" FIXME: this does not capture multi-line C-style comments
-syn match   tgComment   /\/\*.*\*\//
-syn region  tgString    start=/"/ skip=/\\"/ end=/"/
+syn match   tgNumber    /\<0b[01]\+\>/
+syn match   tgNumber    /\<0x[0-9a-fA-F]\+\>/
+syn region  tgString    start=/"/ skip=/\\"/ end=/"/    oneline
+
+syn region  tgCode      start=/\[{/ end=/}\]/
+
+syn keyword tgTodo             contained TODO FIXME
+syn match   tgComment   /\/\/.*$/         contains=tgTodo
+" Handle correctly imbricated comment
+syn region  tgComment2 matchgroup=tgComment2  start=+/\*+ end=+\*/+ contains=tgTodo,tgComment2
 
 if version >= 508 || !exists("did_c_syn_inits")
   if version < 508
@@ -33,7 +42,11 @@ if version >= 508 || !exists("did_c_syn_inits")
   HiLink tgType Type
   HiLink tgNumber Number
   HiLink tgComment Comment
+  HiLink tgComment2 Comment
   HiLink tgString String
+  " May find a better Hilight group...
+  HiLink tgCode Special
+  HiLink tgTodo Todo
 
   delcommand HiLink
 endif
-- 
2.34.1