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[/] [zipcpu/] [trunk/] [zip.vim] - Rev 160

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" Vim syntax file
" Language:     Zip CPU Assembly Language
" Maintainer:   Dan Gisselquist
" Last Change:  2015 Dec 20
" This is a ZipCPU syntax highlight definition file for use with VIM.

" Run this wih :set syntax=zip
"       Look up new-filetype for autodetection

if exists("b:current_syntax")

"ignore case for assembly
syn case ignore

"  Identifier Keyword characters (defines \k)
if version >= 600
        setlocal iskeyword=@,48-57,#,$,:,?,@-@,_,~

syn sync minlines=5

syn region zipComment start=";" end="$" contains=zipTodo,@Spell
syn region zipComment start="//" end="$" contains=zipTodo,@Spell
syn region zipComment start="/\*" end="\*/" contains=zipTodo,@Spell
" syn match zipComment ";.*" contains=zipTodo

syn match zipIdentifier "[a-zA-Z_$][a-zA-Z0-9_$]*"
" syn match zipDirective                "\.[a-zA-Z_$][a-zA-Z_$.]\+"
syn match zipLabel              "[a-zA-Z_$.][a-zA-Z0-9_$.]*\s\=:\>"he=e-1
syn region zipstring            start=+"+ skip=+\\\\\|\\"+ end=+"+
syn region zipcharstr           start=+'+ skip=+\\\\\|\\'+ end=+'+
syn match zipOctal              "\$\=0[0-7_]*\>"
syn match zipBinary             "\$\=0[bB][01_]*\>"
syn match zipHex                "\$\=0[xX][0-9a-fA-F_]*\>"
syn match zipDecimal            "\$\=[1-9_][0-9_]*\>"
" syn match zipFloat            "\$\=[0-9_]*\.[0-9_]*\([eE][+-]\=[0-9_]*\)\=\>"

"simple instructions
syn keyword zipopcode sub and add or xor lsr lsl asr lhi llo ldihi ldilo
syn keyword zipopcode mpyu mpys divu divs
syn keyword zipopcode brev popc rol mov cmp tst lod sto ldi
syn keyword zipopcode noop break brk lock
syn keyword zipopcode fpadd fpsub fpmul fpdiv dpcvt fpint
syn keyword zipopcode bz beq bnz bc brc brv bv bra blt bgt bge
syn keyword zipopcode clr halt wait clrf jmp ljmp not trap busy neg rtu


syn match zipoperators "[()#,]"
" syn match zipoperators "\(+\|\*\|-\|/\|\\\|^\|&\|\|=\)"

syn match zipTodo      "\(TODO\|XXX\|FIXME\|NOTE\)"

syn keyword zipCondition z ne nz ge gt lt n c v

"The regex for different zip registers are given below
syn match zipregisters "[us]\=R\([0-9]\|1[0-5]\)\>"
syn keyword zipregisters gbl sp cc pc usp ucc upc
"floating point classes

"Data allocation syntax
syn match zipdata "word\s*\>"
syn match zipdata "fill\s*\>"
syn match zipdata "stringz\=\(\(\(\.ua\)\=\(\.msb\|\.lsb\)\=\)\|\(\(\.msb\|\.lsb\)\=\(\.ua\)\=\)\)\=\>"

" Define the default highlighting.
" For version 5.8 and later: only when an item doesn't have highlighting yet
if version >= 508 || !exists("did_zip_syn_inits")
        command -nargs=+ HiLink hi def link <args>

        "zip specific stuff
        HiLink zipLabel         Define
        HiLink zipComment       Comment
        HiLink zipDirective     Type
        HiLink zipopcode        Statement
        HiLink zipCondition     Statement
        HiLink zipregisters     Operator
        HiLink zipstring        String
        HiLink zipcharstr       Character
        HiLink zipDecimal       Number
        HiLink zipHex           Number
        HiLink zipBinary        Number
        HiLink zipOctal Number
        HiLink zipIdentifier    Identifier
        HiLink zipdata          Type
        HiLink zipdelimiter     Delimiter
        HiLink zipoperator      Operator
        HiLink zipTodo          Todo

        " HiLink ia64Float      Float
        delcommand HiLink

let b:current_syntax = "zip"

" vim: ts=8 sw=2

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