path: root/runtime/syntax/nasm.vim

" Vim syntax file
" Language:	NASM - The Netwide Assembler (v0.98)
" Maintainer:	Andrii Sokolov	<andriy145@gmail.com>
" Original Author:	Manuel M.H. Stol	<Manuel.Stol@allieddata.nl>
" Former Maintainer:	Manuel M.H. Stol	<Manuel.Stol@allieddata.nl>
" Contributors: 
" 	Leonard König <leonard.r.koenig@gmail.com> (C string highlighting),
" 	Peter Stanhope <dev.rptr@gmail.com> (Add missing 64-bit mode registers)
" 	Frédéric Hamel <rederic.hamel123@gmail.com> (F16c support, partial AVX
" 						     support, other)
" Last Change:	2023 Sep 7
" NASM Home:	http://www.nasm.us/



" Setup Syntax:
" quit when a syntax file was already loaded
if exists("b:current_syntax")
  finish
endif
"  Assembler syntax is case insensetive
syn case ignore



" Vim search and movement commands on identifers
"  Comments at start of a line inside which to skip search for indentifiers
setlocal comments=:;
"  Identifier Keyword characters (defines \k)
setlocal iskeyword=@,48-57,#,$,.,?,@-@,_,~


" Comments:
syn region  nasmComment		start=";" keepend end="$" contains=@nasmGrpInComments
syn region  nasmSpecialComment	start=";\*\*\*" keepend end="$"
syn keyword nasmInCommentTodo	contained TODO FIXME XXX[XXXXX]
syn cluster nasmGrpInComments	contains=nasmInCommentTodo
syn cluster nasmGrpComments	contains=@nasmGrpInComments,nasmComment,nasmSpecialComment



" Label Identifiers:
"  in NASM: 'Everything is a Label'
"  Definition Label = label defined by %[i]define or %[i]assign
"  Identifier Label = label defined as first non-keyword on a line or %[i]macro
syn match   nasmLabelError	"$\=\(\d\+\K\|[#.@]\|\$\$\k\)\k*\>"
syn match   nasmLabel		"\<\(\h\|[?@]\)\k*\>"
syn match   nasmLabel		"[\$\~]\(\h\|[?@]\)\k*\>"lc=1
"  Labels starting with one or two '.' are special
syn match   nasmLocalLabel	"\<\.\(\w\|[#$?@~]\)\k*\>"
syn match   nasmLocalLabel	"\<\$\.\(\w\|[#$?@~]\)\k*\>"ms=s+1
if !exists("nasm_no_warn")
  syn match  nasmLabelWarn	"\<\~\=\$\=[_.][_.\~]*\>"
endif
if exists("nasm_loose_syntax")
  syn match   nasmSpecialLabel	"\<\.\.@\k\+\>"
  syn match   nasmSpecialLabel	"\<\$\.\.@\k\+\>"ms=s+1
  if !exists("nasm_no_warn")
    syn match   nasmLabelWarn	"\<\$\=\.\.@\(\d\|[#$\.~]\)\k*\>"
  endif
  " disallow use of nasm internal label format
  syn match   nasmLabelError	"\<\$\=\.\.@\d\+\.\k*\>"
else
  syn match   nasmSpecialLabel	"\<\.\.@\(\h\|[?@]\)\k*\>"
  syn match   nasmSpecialLabel	"\<\$\.\.@\(\h\|[?@]\)\k*\>"ms=s+1
endif
"  Labels can be dereferenced with '$' to destinguish them from reserved words
syn match   nasmLabelError	"\<\$\K\k*\s*:"
syn match   nasmLabelError	"^\s*\$\K\k*\>"
syn match   nasmLabelError	"\<\~\s*\(\k*\s*:\|\$\=\.\k*\)"



" Constants:
syn match   nasmStringError	+["'`]+
" NASM is case sensitive here: eg. u-prefix allows for 4-digit, U-prefix for
" 8-digit Unicode characters
syn case match
" one-char escape-sequences
syn match   nasmCStringEscape  display contained "\\[’"‘\\\?abtnvfre]"
" hex and octal numbers
syn match   nasmCStringEscape  display contained "\\\(x\x\{2}\|\o\{1,3}\)"
" Unicode characters
syn match   nasmCStringEscape	display contained "\\\(u\x\{4}\|U\x\{8}\)"
" ISO C99 format strings (copied from cFormat in runtime/syntax/c.vim)
syn match   nasmCStringFormat	display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlLjzt]\|ll\|hh\)\=\([aAbdiuoxXDOUfFeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
syn match   nasmCStringFormat	display "%%" contained
syn match   nasmString		+\("[^"]\{-}"\|'[^']\{-}'\)+
" Highlight C escape- and format-sequences within ``-strings
syn match   nasmCString	+\(`[^`]\{-}`\)+ contains=nasmCStringEscape,nasmCStringFormat extend
syn case ignore
syn match   nasmBinNumber	"\<[0-1]\+b\>"
syn match   nasmBinNumber	"\<\~[0-1]\+b\>"lc=1
syn match   nasmOctNumber	"\<\o\+q\>"
syn match   nasmOctNumber	"\<\~\o\+q\>"lc=1
syn match   nasmDecNumber	"\<\d\+\>"
syn match   nasmDecNumber	"\<\~\d\+\>"lc=1
syn match   nasmHexNumber	"\<\(\d\x*h\|0x\x\+\|\$\d\x*\)\>"
syn match   nasmHexNumber	"\<\~\(\d\x*h\|0x\x\+\|\$\d\x*\)\>"lc=1
syn match   nasmFltNumber	"\<\d\+\.\d*\(e[+-]\=\d\+\)\=\>"
syn keyword nasmFltNumber	Inf Infinity Indefinite NaN SNaN QNaN
syn match   nasmNumberError	"\<\~\s*\d\+\.\d*\(e[+-]\=\d\+\)\=\>"


" Netwide Assembler Storage Directives:
"  Storage types
syn keyword nasmTypeError	DF EXTRN FWORD RESF TBYTE
syn keyword nasmType		FAR NEAR SHORT
syn keyword nasmType		BYTE WORD DWORD QWORD DQWORD HWORD DHWORD TWORD
syn keyword nasmType		CDECL FASTCALL NONE PASCAL STDCALL
syn keyword nasmStorage		DB DW DD DQ DDQ DT
syn keyword nasmStorage		RESB RESW RESD RESQ RESDQ REST
syn keyword nasmStorage		EXTERN GLOBAL COMMON
"  Structured storage types
syn match   nasmTypeError	"\<\(AT\|I\=\(END\)\=\(STRUCT\=\|UNION\)\|I\=END\)\>"
syn match   nasmStructureLabel	contained "\<\(AT\|I\=\(END\)\=\(STRUCT\=\|UNION\)\|I\=END\)\>"
"   structures cannot be nested (yet) -> use: 'keepend' and 're='
syn cluster nasmGrpCntnStruc	contains=ALLBUT,@nasmGrpInComments,nasmMacroDef,@nasmGrpInMacros,@nasmGrpInPreCondits,nasmStructureDef,@nasmGrpInStrucs
syn region  nasmStructureDef	transparent matchgroup=nasmStructure keepend start="^\s*STRUCT\>"hs=e-5 end="^\s*ENDSTRUCT\>"re=e-9 contains=@nasmGrpCntnStruc
syn region  nasmStructureDef	transparent matchgroup=nasmStructure keepend start="^\s*STRUC\>"hs=e-4  end="^\s*ENDSTRUC\>"re=e-8  contains=@nasmGrpCntnStruc
syn region  nasmStructureDef	transparent matchgroup=nasmStructure keepend start="\<ISTRUCT\=\>" end="\<IEND\(STRUCT\=\)\=\>" contains=@nasmGrpCntnStruc,nasmInStructure
"   union types are not part of nasm (yet)
"syn region  nasmStructureDef	transparent matchgroup=nasmStructure keepend start="^\s*UNION\>"hs=e-4 end="^\s*ENDUNION\>"re=e-8 contains=@nasmGrpCntnStruc
"syn region  nasmStructureDef	transparent matchgroup=nasmStructure keepend start="\<IUNION\>" end="\<IEND\(UNION\)\=\>" contains=@nasmGrpCntnStruc,nasmInStructure
syn match   nasmInStructure	contained "^\s*AT\>"hs=e-1
syn cluster nasmGrpInStrucs	contains=nasmStructure,nasmInStructure,nasmStructureLabel



" PreProcessor Instructions:
" NAsm PreProcs start with %, but % is not a character
syn match   nasmPreProcError	"%{\=\(%\=\k\+\|%%\+\k*\|[+-]\=\d\+\)}\="
if exists("nasm_loose_syntax")
  syn cluster nasmGrpNxtCtx	contains=nasmStructureLabel,nasmLabel,nasmLocalLabel,nasmSpecialLabel,nasmLabelError,nasmPreProcError
else
  syn cluster nasmGrpNxtCtx	contains=nasmStructureLabel,nasmLabel,nasmLabelError,nasmPreProcError
endif

"  Multi-line macro
syn cluster nasmGrpCntnMacro	contains=ALLBUT,@nasmGrpInComments,nasmStructureDef,@nasmGrpInStrucs,nasmMacroDef,@nasmGrpPreCondits,nasmMemReference,nasmInMacPreCondit,nasmInMacStrucDef
syn region  nasmMacroDef	matchgroup=nasmMacro keepend start="^\s*%macro\>"hs=e-5 start="^\s*%imacro\>"hs=e-6 end="^\s*%endmacro\>"re=e-9 contains=@nasmGrpCntnMacro,nasmInMacStrucDef
if exists("nasm_loose_syntax")
  syn match  nasmInMacLabel	contained "%\(%\k\+\>\|{%\k\+}\)"
  syn match  nasmInMacLabel	contained "%\($\+\(\w\|[#\.?@~]\)\k*\>\|{$\+\(\w\|[#\.?@~]\)\k*}\)"
  syn match  nasmInMacPreProc	contained "^\s*%\(push\|repl\)\>"hs=e-4 skipwhite nextgroup=nasmStructureLabel,nasmLabel,nasmInMacParam,nasmLocalLabel,nasmSpecialLabel,nasmLabelError,nasmPreProcError
  if !exists("nasm_no_warn")
    syn match nasmInMacLblWarn	contained "%\(%[$\.]\k*\>\|{%[$\.]\k*}\)"
    syn match nasmInMacLblWarn	contained "%\($\+\(\d\|[#\.@~]\)\k*\|{\$\+\(\d\|[#\.@~]\)\k*}\)"
    hi link nasmInMacCatLabel	nasmInMacLblWarn
  else
    hi link nasmInMacCatLabel	nasmInMacLabel
  endif
else
  syn match  nasmInMacLabel	contained "%\(%\(\w\|[#?@~]\)\k*\>\|{%\(\w\|[#?@~]\)\k*}\)"
  syn match  nasmInMacLabel	contained "%\($\+\(\h\|[?@]\)\k*\>\|{$\+\(\h\|[?@]\)\k*}\)"
  hi link nasmInMacCatLabel	nasmLabelError
endif
syn match   nasmInMacCatLabel	contained "\d\K\k*"lc=1
syn match   nasmInMacLabel	contained "\d}\k\+"lc=2
if !exists("nasm_no_warn")
  syn match  nasmInMacLblWarn	contained "%\(\($\+\|%\)[_~][._~]*\>\|{\($\+\|%\)[_~][._~]*}\)"
endif
syn match   nasmInMacPreProc	contained "^\s*%pop\>"hs=e-3
syn match   nasmInMacPreProc	contained "^\s*%\(push\|repl\)\>"hs=e-4 skipwhite nextgroup=@nasmGrpNxtCtx
"   structures cannot be nested (yet) -> use: 'keepend' and 're='
syn region  nasmInMacStrucDef	contained transparent matchgroup=nasmStructure keepend start="^\s*STRUCT\>"hs=e-5 end="^\s*ENDSTRUCT\>"re=e-9 contains=@nasmGrpCntnMacro
syn region  nasmInMacStrucDef	contained transparent matchgroup=nasmStructure keepend start="^\s*STRUC\>"hs=e-4  end="^\s*ENDSTRUC\>"re=e-8  contains=@nasmGrpCntnMacro
syn region  nasmInMacStrucDef	contained transparent matchgroup=nasmStructure keepend start="\<ISTRUCT\=\>" end="\<IEND\(STRUCT\=\)\=\>" contains=@nasmGrpCntnMacro,nasmInStructure
"   union types are not part of nasm (yet)
"syn region  nasmInMacStrucDef	contained transparent matchgroup=nasmStructure keepend start="^\s*UNION\>"hs=e-4 end="^\s*ENDUNION\>"re=e-8 contains=@nasmGrpCntnMacro
"syn region  nasmInMacStrucDef	contained transparent matchgroup=nasmStructure keepend start="\<IUNION\>" end="\<IEND\(UNION\)\=\>" contains=@nasmGrpCntnMacro,nasmInStructure
syn region  nasmInMacPreConDef	contained transparent matchgroup=nasmInMacPreCondit start="^\s*%ifnidni\>"hs=e-7 start="^\s*%if\(idni\|n\(ctx\|def\|idn\|num\|str\)\)\>"hs=e-6 start="^\s*%if\(ctx\|def\|idn\|nid\|num\|str\)\>"hs=e-5 start="^\s*%ifid\>"hs=e-4 start="^\s*%if\>"hs=e-2 end="%endif\>" contains=@nasmGrpCntnMacro,nasmInMacPreCondit,nasmInPreCondit
" Todo: allow STRUC/ISTRUC to be used inside preprocessor conditional block
syn match   nasmInMacPreCondit	contained transparent "ctx\s"lc=3 skipwhite nextgroup=@nasmGrpNxtCtx
syn match   nasmInMacPreCondit	contained "^\s*%elifctx\>"hs=e-7 skipwhite nextgroup=@nasmGrpNxtCtx
syn match   nasmInMacPreCondit	contained "^\s*%elifnctx\>"hs=e-8 skipwhite nextgroup=@nasmGrpNxtCtx
syn match   nasmInMacParamNum	contained "\<\d\+\.list\>"me=e-5
syn match   nasmInMacParamNum	contained "\<\d\+\.nolist\>"me=e-7
syn match   nasmInMacDirective	contained "\.\(no\)\=list\>"
syn match   nasmInMacMacro	contained transparent "macro\s"lc=5 skipwhite nextgroup=nasmStructureLabel
syn match   nasmInMacMacro	contained "^\s*%rotate\>"hs=e-6
syn match   nasmInMacParam	contained "%\([+-]\=\d\+\|{[+-]\=\d\+}\)"
"   nasm conditional macro operands/arguments
"   Todo: check feasebility; add too nasmGrpInMacros, etc.
"syn match   nasmInMacCond	contained "\<\(N\=\([ABGL]E\=\|[CEOSZ]\)\|P[EO]\=\)\>"
syn cluster nasmGrpInMacros	contains=nasmMacro,nasmInMacMacro,nasmInMacParam,nasmInMacParamNum,nasmInMacDirective,nasmInMacLabel,nasmInMacLblWarn,nasmInMacMemRef,nasmInMacPreConDef,nasmInMacPreCondit,nasmInMacPreProc,nasmInMacStrucDef

"   Context pre-procs that are better used inside a macro
if exists("nasm_ctx_outside_macro")
  syn region nasmPreConditDef	transparent matchgroup=nasmCtxPreCondit start="^\s*%ifnctx\>"hs=e-6 start="^\s*%ifctx\>"hs=e-5 end="%endif\>" contains=@nasmGrpCntnPreCon
  syn match  nasmCtxPreProc	"^\s*%pop\>"hs=e-3
  if exists("nasm_loose_syntax")
    syn match   nasmCtxLocLabel	"%$\+\(\w\|[#.?@~]\)\k*\>"
  else
    syn match   nasmCtxLocLabel	"%$\+\(\h\|[?@]\)\k*\>"
  endif
  syn match nasmCtxPreProc	"^\s*%\(push\|repl\)\>"hs=e-4 skipwhite nextgroup=@nasmGrpNxtCtx
  syn match nasmCtxPreCondit	contained transparent "ctx\s"lc=3 skipwhite nextgroup=@nasmGrpNxtCtx
  syn match nasmCtxPreCondit	contained "^\s*%elifctx\>"hs=e-7 skipwhite nextgroup=@nasmGrpNxtCtx
  syn match nasmCtxPreCondit	contained "^\s*%elifnctx\>"hs=e-8 skipwhite nextgroup=@nasmGrpNxtCtx
  if exists("nasm_no_warn")
    hi link nasmCtxPreCondit	nasmPreCondit
    hi link nasmCtxPreProc	nasmPreProc
    hi link nasmCtxLocLabel	nasmLocalLabel
  else
    hi link nasmCtxPreCondit	nasmPreProcWarn
    hi link nasmCtxPreProc	nasmPreProcWarn
    hi link nasmCtxLocLabel	nasmLabelWarn
  endif
endif

"  Conditional assembly
syn cluster nasmGrpCntnPreCon	contains=ALLBUT,@nasmGrpInComments,@nasmGrpInMacros,@nasmGrpInStrucs
syn region  nasmPreConditDef	transparent matchgroup=nasmPreCondit start="^\s*%ifnidni\>"hs=e-7 start="^\s*%if\(idni\|n\(def\|idn\|num\|str\)\)\>"hs=e-6 start="^\s*%if\(def\|idn\|nid\|num\|str\)\>"hs=e-5 start="^\s*%ifid\>"hs=e-4 start="^\s*%if\>"hs=e-2 end="%endif\>" contains=@nasmGrpCntnPreCon
syn match   nasmInPreCondit	contained "^\s*%el\(if\|se\)\>"hs=e-4
syn match   nasmInPreCondit	contained "^\s*%elifid\>"hs=e-6
syn match   nasmInPreCondit	contained "^\s*%elif\(def\|idn\|nid\|num\|str\)\>"hs=e-7
syn match   nasmInPreCondit	contained "^\s*%elif\(n\(def\|idn\|num\|str\)\|idni\)\>"hs=e-8
syn match   nasmInPreCondit	contained "^\s*%elifnidni\>"hs=e-9
syn cluster nasmGrpInPreCondits	contains=nasmPreCondit,nasmInPreCondit,nasmCtxPreCondit
syn cluster nasmGrpPreCondits	contains=nasmPreConditDef,@nasmGrpInPreCondits,nasmCtxPreProc,nasmCtxLocLabel

"  Other pre-processor statements
syn match   nasmPreProc		"^\s*%\(rep\|use\)\>"hs=e-3
syn match   nasmPreProc		"^\s*%line\>"hs=e-4
syn match   nasmPreProc		"^\s*%\(clear\|error\|fatal\)\>"hs=e-5
syn match   nasmPreProc		"^\s*%\(endrep\|strlen\|substr\)\>"hs=e-6
syn match   nasmPreProc		"^\s*%\(exitrep\|warning\)\>"hs=e-7
syn match   nasmDefine		"^\s*%undef\>"hs=e-5
syn match   nasmDefine		"^\s*%\(assign\|define\)\>"hs=e-6
syn match   nasmDefine		"^\s*%i\(assign\|define\)\>"hs=e-7
syn match   nasmDefine		"^\s*%unmacro\>"hs=e-7
syn match   nasmInclude		"^\s*%include\>"hs=e-7
" Todo: Treat the line tail after %fatal, %error, %warning as text

"  Multiple pre-processor instructions on single line detection (obsolete)
"syn match   nasmPreProcError	+^\s*\([^\t "%';][^"%';]*\|[^\t "';][^"%';]\+\)%\a\+\>+
syn cluster nasmGrpPreProcs	contains=nasmMacroDef,@nasmGrpInMacros,@nasmGrpPreCondits,nasmPreProc,nasmDefine,nasmInclude,nasmPreProcWarn,nasmPreProcError



" Register Identifiers:
"  Register operands:
syn match   nasmGen08Register	"\<[A-D][HL]\>"
syn match   nasmGen16Register	"\<\([A-D]X\|[DS]I\|[BS]P\)\>"
syn match   nasmGen32Register	"\<E\([A-D]X\|[DS]I\|[BS]P\)\>"
syn match   nasmGen64Register	"\<R\([A-D]X\|[DS]I\|[BS]P\|[89]\|1[0-5]\|[89][WDB]\|1[0-5][WDB]\)\>"
syn match   nasmExtRegister     "\<\([SB]PL\|[SD]IL\)\>"
syn match   nasmSegRegister	"\<[C-GS]S\>"
syn match   nasmSpcRegister	"\<E\=IP\>"
syn match   nasmFpuRegister	"\<ST\o\>"
syn match   nasmMmxRegister	"\<MM\o\>"
syn match   nasmAvxRegister	"\<[XYZ]MM\d\{1,2}\>"
syn match   nasmCtrlRegister	"\<CR\o\>"
syn match   nasmDebugRegister	"\<DR\o\>"
syn match   nasmTestRegister	"\<TR\o\>"
syn match   nasmRegisterError	"\<\(CR[15-9]\|DR[4-58-9]\|TR[0-28-9]\)\>"
syn match   nasmRegisterError	"\<[XYZ]MM\(3[2-9]\|[04-9]\d\)\>"
syn match   nasmRegisterError	"\<ST\((\d)\|[8-9]\>\)"
syn match   nasmRegisterError	"\<E\([A-D][HL]\|[C-GS]S\)\>"
"  Memory reference operand (address):
syn match   nasmMemRefError	"[[\]]"
syn cluster nasmGrpCntnMemRef	contains=ALLBUT,@nasmGrpComments,@nasmGrpPreProcs,@nasmGrpInStrucs,nasmMemReference,nasmMemRefError
syn match   nasmInMacMemRef	contained "\[[^;[\]]\{-}\]" contains=@nasmGrpCntnMemRef,nasmPreProcError,nasmInMacLabel,nasmInMacLblWarn,nasmInMacParam
syn match   nasmMemReference	"\[[^;[\]]\{-}\]" contains=@nasmGrpCntnMemRef,nasmPreProcError,nasmCtxLocLabel



" Netwide Assembler Directives:
"  Compilation constants
syn keyword nasmConstant	__BITS__ __DATE__ __FILE__ __FORMAT__ __LINE__
syn keyword nasmConstant	__NASM_MAJOR__ __NASM_MINOR__ __NASM_VERSION__
syn keyword nasmConstant	__TIME__
"  Instruction modifiers
syn match   nasmInstructnError	"\<TO\>"
syn match   nasmInstrModifier	"\(^\|:\)\s*[C-GS]S\>"ms=e-1
syn keyword nasmInstrModifier	A16 A32 O16 O32
syn match   nasmInstrModifier	"\<F\(ADD\|MUL\|\(DIV\|SUB\)R\=\)\s\+TO\>"lc=5,ms=e-1
"   the 'to' keyword is not allowed for fpu-pop instructions (yet)
"syn match   nasmInstrModifier	"\<F\(ADD\|MUL\|\(DIV\|SUB\)R\=\)P\s\+TO\>"lc=6,ms=e-1
"  NAsm directives
syn keyword nasmRepeat		TIMES
syn keyword nasmDirective	ALIGN[B] INCBIN EQU NOSPLIT SPLIT
syn keyword nasmDirective	ABSOLUTE BITS SECTION SEGMENT DEFAULT
syn keyword nasmDirective	ENDSECTION ENDSEGMENT
syn keyword nasmDirective	__SECT__
"  Macro created standard directives: (requires %include)
syn case match
syn keyword nasmStdDirective	ENDPROC EPILOGUE LOCALS PROC PROLOGUE USES
syn keyword nasmStdDirective	ENDIF ELSE ELIF ELSIF IF
"syn keyword nasmStdDirective	BREAK CASE DEFAULT ENDSWITCH SWITCH
"syn keyword nasmStdDirective	CASE OF ENDCASE
syn keyword nasmStdDirective	DO ENDFOR ENDWHILE FOR REPEAT UNTIL WHILE EXIT
syn case ignore
"  Format specific directives: (all formats)
"  (excluded: extension directives to section, global, common and extern)
syn keyword nasmFmtDirective	ORG
syn keyword nasmFmtDirective	EXPORT IMPORT GROUP UPPERCASE SEG WRT
syn keyword nasmFmtDirective	LIBRARY
syn case match
syn keyword nasmFmtDirective	_GLOBAL_OFFSET_TABLE_ __GLOBAL_OFFSET_TABLE_
syn keyword nasmFmtDirective	..start ..got ..gotoff ..gotpc ..plt ..sym
syn case ignore



" Standard Instructions:
syn match   nasmInstructnError	"\<\(F\=CMOV\|SET\)N\=\a\{0,2}\>"
syn keyword nasmInstructnError	CMPS MOVS LCS LODS STOS XLAT
syn match   nasmStdInstruction	"\<MOV\>"
syn match   nasmInstructnError	"\<MOV\s[^,;[]*\<CS\>\s*[^:]"he=e-1
syn match   nasmStdInstruction	"\<\(CMOV\|J\|SET\)\(N\=\([ABGL]E\=\|[CEOSZ]\)\|P[EO]\=\)\>"
syn match   nasmStdInstruction	"\<POP\>"
syn keyword nasmStdInstruction	AAA AAD AAM AAS ADC ADD AND
syn keyword nasmStdInstruction	BOUND BSF BSR BSWAP BT[C] BTR BTS
syn keyword nasmStdInstruction	CALL CBW CDQ CDQE CLC CLD CMC CMP CMPSB CMPSD CMPSW CMPSQ
syn keyword nasmStdInstruction	CMPXCHG CMPXCHG8B CPUID CWD[E] CQO
syn keyword nasmStdInstruction	DAA DAS DEC DIV ENTER
syn keyword nasmStdInstruction	IDIV IMUL INC INT[O] IRET[D] IRETW IRETQ
syn keyword nasmStdInstruction	JCXZ JECXZ JMP
syn keyword nasmStdInstruction	LAHF LDS LEA LEAVE L