Adding upstream version 2:9.1.1230.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

runtime/ftplugin/systemverilog.vim

@@ -0,0 +1,44 @@
+" Vim filetype plugin file
+" Language:    SystemVerilog
+" Maintainer:  kocha <kocha.lsifrontend@gmail.com>
+" Last Change: 07-May-2021
+
+if exists("b:did_ftplugin")
+  finish
+endif
+
+" Behaves just like Verilog
+runtime! ftplugin/verilog.vim
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+" Add SystemVerilog keywords for matchit plugin.
+if exists("loaded_matchit")
+  let b:match_words =
+    \ '\<begin\>:\<end\>,' .
+    \ '\<case\>\|\<casex\>\|\<casez\>:\<endcase\>,' .
+    \ '\<module\>:\<endmodule\>,' .
+    \ '\<if\>:`\@<!\<else\>,' .
+    \ '\<function\>:\<endfunction\>,' .
+    \ '`ifn\?def\>:`elsif\>:`else\>:`endif\>,' .
+    \ '\<task\>:\<endtask\>,' .
+    \ '\<specify\>:\<endspecify\>,' .
+    \ '\<config\>:\<endconfig\>,' .
+    \ '\<generate\>:\<endgenerate\>,' .
+    \ '\<fork\>:\<join\>\|\<join_any\>\|\<join_none\>,' .
+    \ '\<primitive\>:\<endprimitive\>,' .
+    \ '\<table\>:\<endtable\>,' .
+    \ '\<checker\>:\<endchecker\>,' .
+    \ '\<class\>:\<endclass\>,' .
+    \ '\<clocking\>:\<endclocking\>,' .
+    \ '\<group\>:\<endgroup\>,' .
+    \ '\<interface\>:\<endinterface\>,' .
+    \ '\<package\>:\<endpackage\>,' .
+    \ '\<program\>:\<endprogram\>,' .
+    \ '\<property\>:\<endproperty\>,' .
+    \ '\<sequence\>:\<endsequence\>'
+endif
+
+let &cpo = s:cpo_save
+unlet s:cpo_save