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" Vim syntax file " Language: VHDL " Maintainer: Czo <Olivier.Sirol@lip6.fr> " Credits: Stephan Hegel <stephan.hegel@snc.siemens.com.cn> " Last Change: 2012 Jun 01 " (Dominique Pelle added @Spell) " VHSIC Hardware Description Language " Very High Scale Integrated Circuit " 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 let s:cpo_save = &cpo set cpo&vim " This is not VHDL. I use the C-Preprocessor cpp to generate different binaries " from one VHDL source file. Unfortunately there is no preprocessor for VHDL " available. If you don't like this, please remove the following lines. syn match cDefine "^#ifdef[ ]\+[A-Za-z_]\+" syn match cDefine "^#endif" " case is not significant syn case ignore " VHDL keywords syn keyword vhdlStatement access after alias all assert syn keyword vhdlStatement architecture array attribute syn keyword vhdlStatement begin block body buffer bus syn keyword vhdlStatement case component configuration constant syn keyword vhdlStatement disconnect downto syn keyword vhdlStatement elsif end entity exit syn keyword vhdlStatement file for function syn keyword vhdlStatement generate generic group guarded syn keyword vhdlStatement impure in inertial inout is syn keyword vhdlStatement label library linkage literal loop syn keyword vhdlStatement map syn keyword vhdlStatement new next null syn keyword vhdlStatement of on open others out syn keyword vhdlStatement package port postponed procedure process pure syn keyword vhdlStatement range record register reject report return syn keyword vhdlStatement select severity signal shared syn keyword vhdlStatement subtype syn keyword vhdlStatement then to transport type syn keyword vhdlStatement unaffected units until use syn keyword vhdlStatement variable wait when while with syn keyword vhdlStatement note warning error failure " Special match for "if" and "else" since "else if" shouldn't be highlighted. " The right keyword is "elsif" syn match vhdlStatement "\<\(if\|else\)\>" syn match vhdlNone "\<else\s\+if\>$" syn match vhdlNone "\<else\s\+if\>\s" " Predefined VHDL types syn keyword vhdlType bit bit_vector syn keyword vhdlType character boolean integer real time syn keyword vhdlType string severity_level " Predefined standard ieee VHDL types syn keyword vhdlType positive natural signed unsigned syn keyword vhdlType line text syn keyword vhdlType std_logic std_logic_vector syn keyword vhdlType std_ulogic std_ulogic_vector " Predefined non standard VHDL types for Mentor Graphics Sys1076/QuickHDL syn keyword vhdlType qsim_state qsim_state_vector syn keyword vhdlType qsim_12state qsim_12state_vector syn keyword vhdlType qsim_strength " Predefined non standard VHDL types for Alliance VLSI CAD syn keyword vhdlType mux_bit mux_vector reg_bit reg_vector wor_bit wor_vector " array attributes syn match vhdlAttribute "\'high" syn match vhdlAttribute "\'left" syn match vhdlAttribute "\'length" syn match vhdlAttribute "\'low" syn match vhdlAttribute "\'range" syn match vhdlAttribute "\'reverse_range" syn match vhdlAttribute "\'right" syn match vhdlAttribute "\'ascending" " block attributes syn match vhdlAttribute "\'behaviour" syn match vhdlAttribute "\'structure" syn match vhdlAttribute "\'simple_name" syn match vhdlAttribute "\'instance_name" syn match vhdlAttribute "\'path_name" syn match vhdlAttribute "\'foreign" " signal attribute syn match vhdlAttribute "\'active" syn match vhdlAttribute "\'delayed" syn match vhdlAttribute "\'event" syn match vhdlAttribute "\'last_active" syn match vhdlAttribute "\'last_event" syn match vhdlAttribute "\'last_value" syn match vhdlAttribute "\'quiet" syn match vhdlAttribute "\'stable" syn match vhdlAttribute "\'transaction" syn match vhdlAttribute "\'driving" syn match vhdlAttribute "\'driving_value" " type attributes syn match vhdlAttribute "\'base" syn match vhdlAttribute "\'high" syn match vhdlAttribute "\'left" syn match vhdlAttribute "\'leftof" syn match vhdlAttribute "\'low" syn match vhdlAttribute "\'pos" syn match vhdlAttribute "\'pred" syn match vhdlAttribute "\'rightof" syn match vhdlAttribute "\'succ" syn match vhdlAttribute "\'val" syn match vhdlAttribute "\'image" syn match vhdlAttribute "\'value" syn keyword vhdlBoolean true false " for this vector values case is significant syn case match " Values for standard VHDL types syn match vhdlVector "\'[0L1HXWZU\-\?]\'" " Values for non standard VHDL types qsim_12state for Mentor Graphics Sys1076/QuickHDL syn keyword vhdlVector S0S S1S SXS S0R S1R SXR S0Z S1Z SXZ S0I S1I SXI syn case ignore syn match vhdlVector "B\"[01_]\+\"" syn match vhdlVector "O\"[0-7_]\+\"" syn match vhdlVector "X\"[0-9a-f_]\+\"" syn match vhdlCharacter "'.'" syn region vhdlString start=+"+ end=+"+ contains=@Spell " floating numbers syn match vhdlNumber "-\=\<\d\+\.\d\+\(E[+\-]\=\d\+\)\>" syn match vhdlNumber "-\=\<\d\+\.\d\+\>" syn match vhdlNumber "0*2#[01_]\+\.[01_]\+#\(E[+\-]\=\d\+\)\=" syn match vhdlNumber "0*16#[0-9a-f_]\+\.[0-9a-f_]\+#\(E[+\-]\=\d\+\)\=" " integer numbers syn match vhdlNumber "-\=\<\d\+\(E[+\-]\=\d\+\)\>" syn match vhdlNumber "-\=\<\d\+\>" syn match vhdlNumber "0*2#[01_]\+#\(E[+\-]\=\d\+\)\=" syn match vhdlNumber "0*16#[0-9a-f_]\+#\(E[+\-]\=\d\+\)\=" " operators syn keyword vhdlOperator and nand or nor xor xnor syn keyword vhdlOperator rol ror sla sll sra srl syn keyword vhdlOperator mod rem abs not syn match vhdlOperator "[&><=:+\-*\/|]" syn match vhdlSpecial "[().,;]" " time syn match vhdlTime "\<\d\+\s\+\(\([fpnum]s\)\|\(sec\)\|\(min\)\|\(hr\)\)\>" syn match vhdlTime "\<\d\+\.\d\+\s\+\(\([fpnum]s\)\|\(sec\)\|\(min\)\|\(hr\)\)\>" syn match vhdlComment "--.*$" contains=@Spell " syn match vhdlGlobal "[\'$#~!%@?\^\[\]{}\\]" " 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_vhdl_syntax_inits") if version < 508 let did_vhdl_syntax_inits = 1 command -nargs=+ HiLink hi link <args> else command -nargs=+ HiLink hi def link <args> endif HiLink cDefine PreProc HiLink vhdlSpecial Special HiLink vhdlStatement Statement HiLink vhdlCharacter String HiLink vhdlString String HiLink vhdlVector String HiLink vhdlBoolean String HiLink vhdlComment Comment HiLink vhdlNumber String HiLink vhdlTime String HiLink vhdlType Type HiLink vhdlOperator Type HiLink vhdlGlobal Error HiLink vhdlAttribute Type delcommand HiLink endif let b:current_syntax = "vhdl" let &cpo = s:cpo_save unlet s:cpo_save " vim: ts=8