Current File : //usr/share/vim/vim74/syntax/ahdl.vim
" 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
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