" Vim syntax file
" Language:	ARM assembler	
" Maintainer:	Goran Jakovljevic <goran.jakovljevic@fer.hr>
" Last Change:	2002 May 15

" 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

syn case match

"identifiers
"syn match armIdentifier	"[a-zA-Z][0-9a-zA-Z]*"

"comments
syn match armComment		";.*$"

"numbers
syn match armNumber		"\<[0-9]\+\>"
syn match armNumber		"[-+][0-9]\+\>"
syn match armNumber		"\<[0-9a-fA-F]\+\>"
syn match armNumber		"[-+][0-9a-fA-F]\+\>"

"operators
syn match armOperator		"[(),\[\]{}!#<]"

"registers
syn match armRegister		"\<R[0-9]" contains=armNumber
syn match armRegister		"\<R1[0-5]" contains=armNumber
syn keyword armRegister		LR PC

"conditional fields
syn match armConditional	"\(eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)" contained
syn match armConditional	"s\>" contained

"stack fields
syn match armStack		"ia\|ib\|da\|db\|fa\|fd\|ea\|ed" contained

"length modifiers
syn match armLenModif		"b\|sb\|h\|sh" contained

syn case ignore

"instructions
syn match armMoveKeyword	"\<MOV\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armMoveKeyword	"\<MVN\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armMoveKeyword	"\<MRS\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional
syn match armMoveKeyword	"\<MSR\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional

syn match armArithmKeyword	"\<ADD\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<ADC\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<SUB\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<SBC\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<RSB\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<RSC\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<MUL\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<MLA\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<UMULL\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<UMLAL\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<SMULL\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<SMLAL\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armArithmKeyword	"\<CLZ\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional

syn match armLogicKeyword	"\<TST\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional
syn match armLogicKeyword	"\<TEQ\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional
syn match armLogicKeyword	"\<AND\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armLogicKeyword	"\<EOR\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armLogicKeyword	"\<ORR\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armLogicKeyword	"\<BIC\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|s\)\>" contains=armConditional
syn match armLogicKeyword	"\<NOP\>"

syn match armCompareKeyword	"\<CMP\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional
syn match armCompareKeyword	"\<CMN\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional

syn match armBranchKeyword	"\<B\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional
syn match armBranchKeyword	"\<BL\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\>" contains=armConditional

syn match armLoadKeyword	"\<LDR\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|b\|sb\|h\|sh\)\>" contains=armConditional,armLenModif
syn match armLoadMKeyword	"\<LDM\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(IA\|IB\|DA\|DB\|FD\|ED\|FA\|EA\)\>" contains=armConditional,armStack

syn match armStoreKeyword	"\<STR\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(\|b\|h\)\>" contains=armConditional,armLenModif
syn match armStoreMKeyword	"\<STM\(\|eq\|ne\|cs\|hs\|cc\|lo\|mi\|pl\|vs\|vc\|hi\|ls\|ge\|lt\|gt\|le\|al\)\(IA\|IB\|DA\|DB\|FD\|ED\|FA\|EA\)\>" contains=armConditional,armStack

syn keyword armShiftKeyword	LSL ASL LSR ASR ROR RRX

syn keyword armHaltKeyword	HALT SWI

"pseudo instructions
syn match armPseudoKeyword	"`\(ORG\|DW\|\DB\|DS\|EQU\|END\|BASE\)"
syn keyword armPseudoKeyword	DW DB DH
syn match armPseudoKeyword	"%[HDOB]"


syn case ignore

" 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_arm_syntax_inits")
	if version < 508
		let did_arm_syntax_inits = 1
		command -nargs=+ HiLink hi link <args>
	else
		command -nargs=+ HiLink hi def link <args>
	endif

	HiLink	armMoveKeyword		Statement
	HiLink	armArithmKeyword	Statement
	HiLink	armLogicKeyword		Statement
	HiLink	armCompareKeyword	Statement
	HiLink	armBranchKeyword	Statement
	HiLink	armLoadKeyword		Statement
	HiLink	armLoadMKeyword		Statement
	HiLink	armStoreKeyword		Statement
	HiLink	armStoreMKeyword	Statement
	HiLink	armShiftKeyword		Statement
	HiLink	armHaltKeyword		Statement
	HiLink	armRegister		Type
	HiLink	armAsmKeyword		Statement
	HiLink	armConditional		Identifier
	HiLink	armLenModif		Special
	HiLink	armStack		Special
	"HiLink	armIdentifier		Identifier
	HiLink	armComment		Comment
	HiLink	armPseudoKeyword	Special
	HiLink	armNumber		Number
	HiLink	armOperator		Operator

	
	delcommand HiLink
endif

let b:current_syntax = "arm"

" vim: ts=8