--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/runtime/syntax/ahdl.vim	Sat Nov 10 15:07:22 2007 +0900
@@ -0,0 +1,94 @@
+" Vim syn file
+" Language:	Altera AHDL
+" Maintainer:	John Cook <john.cook@kla-tencor.com>
+" Last Change:	2001 Apr 25
+
+" For version 5.x: Clear all syntax items
+" For version 6.x: Quit when a syntax file was already loaded
+if version < 600
+  syntax clear
+elseif exists("b:current_syntax")
+  finish
+endif
+
+"this language is oblivious to case.
+syn case ignore
+
+" a bunch of keywords
+syn keyword ahdlKeyword assert begin bidir bits buried case clique
+syn keyword ahdlKeyword connected_pins constant defaults define design
+syn keyword ahdlKeyword device else elsif end for function generate
+syn keyword ahdlKeyword gnd help_id if in include input is machine
+syn keyword ahdlKeyword node of options others output parameters
+syn keyword ahdlKeyword returns states subdesign table then title to
+syn keyword ahdlKeyword tri_state_node variable vcc when with
+
+" a bunch of types
+syn keyword ahdlIdentifier carry cascade dffe dff exp global
+syn keyword ahdlIdentifier jkffe jkff latch lcell mcell memory opendrn
+syn keyword ahdlIdentifier soft srffe srff tffe tff tri wire x
+
+syn keyword ahdlMegafunction lpm_and lpm_bustri lpm_clshift lpm_constant
+syn keyword ahdlMegafunction lpm_decode lpm_inv lpm_mux lpm_or lpm_xor
+syn keyword ahdlMegafunction busmux mux
+
+syn keyword ahdlMegafunction divide lpm_abs lpm_add_sub lpm_compare
+syn keyword ahdlMegafunction lpm_counter lpm_mult
+
+syn keyword ahdlMegafunction altdpram csfifo dcfifo scfifo csdpram lpm_ff
+syn keyword ahdlMegafunction lpm_latch lpm_shiftreg lpm_ram_dq lpm_ram_io
+syn keyword ahdlMegafunction lpm_rom lpm_dff lpm_tff clklock pll ntsc
+
+syn keyword ahdlTodo contained TODO
+
+" String contstants
+syn region ahdlString start=+"+  skip=+\\"+  end=+"+
+
+" valid integer number formats (decimal, binary, octal, hex)
+syn match ahdlNumber '\<\d\+\>'
+syn match ahdlNumber '\<b"\(0\|1\|x\)\+"'
+syn match ahdlNumber '\<\(o\|q\)"\o\+"'
+syn match ahdlNumber '\<\(h\|x\)"\x\+"'
+
+" operators
+syn match   ahdlOperator "[!&#$+\-<>=?:\^]"
+syn keyword ahdlOperator not and nand or nor xor xnor
+syn keyword ahdlOperator mod div log2 used ceil floor
+
+" one line and multi-line comments
+" (define these after ahdlOperator so -- overrides -)
+syn match  ahdlComment "--.*" contains=ahdlNumber,ahdlTodo
+syn region ahdlComment start="%" end="%" contains=ahdlNumber,ahdlTodo
+
+" other special characters
+syn match   ahdlSpecialChar "[\[\]().,;]"
+
+syn sync minlines=1
+
+" Define the default highlighting.
+" For version 5.7 and earlier: only when not done already
+" For version 5.8 and later: only when an item doesn't have highlighting yet
+if version >= 508 || !exists("did_ahdl_syn_inits")
+  if version < 508
+    let did_ahdl_syn_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  " The default highlighting.
+  HiLink ahdlNumber		ahdlString
+  HiLink ahdlMegafunction	ahdlIdentifier
+  HiLink ahdlSpecialChar	SpecialChar
+  HiLink ahdlKeyword		Statement
+  HiLink ahdlString		String
+  HiLink ahdlComment		Comment
+  HiLink ahdlIdentifier		Identifier
+  HiLink ahdlOperator		Operator
+  HiLink ahdlTodo		Todo
+
+  delcommand HiLink
+endif
+
+let b:current_syntax = "ahdl"
+" vim:ts=8