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" Vim syntax file
" Language: ca65: (MOS 65C02 assembler
" Maintainer: Matthias Quintern
" Latest Revision: December 2023
" Originally by: Oyd E. Leven <oyd11@softhome.net> (2005)
if exists ( "b:current_syntax" )
finish
endif
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if exists ( "g:ca65_65C02" )
let b :ca65_65C02 = 1
endif
if exists ( "g:ca65_65816" )
let b :ca65_65816 = 1
endif
if exists ( "g:ca65_illegal" )
let b :ca65_illegal = 1
endif
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" Remove any old syntax stuff hanging about
syn clear
syn case ignore
syntax iskeyword @, 48 -57 , 192 -255 , $, _ , ., *
" registers
syn keyword ca65Reg x y a
" ********************************************************************************
" OPCODES
" keywords that are used in regions will not be defined here
" ********************************************************************************
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" 65xxx
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" ********************************************************************************
syn keyword ca6502Opcode adc and asl bit brk clc cld cli clv cmp cpx cpy dec dex dey eor inc inx iny lda ldx ldy lsr nop ora pha php pla plp rol ror rti rts sbc sec sed sei sta stx sty tax tay tsx txa txs tya
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syn region ca6502BranchTarget matchgroup = ca6502Opcode start = "\v(^(.*:)?[ \t]*)@<=(bcc|bcs|beq|bmi|bne|bpl|bvc|bvs|jmp|jsr)[ \t]+" end = "$" contains = ca65Comment keepend
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" ********************************************************************************
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" 6502 - Illegal/undocumented opcodes
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" ********************************************************************************
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if exists ( "b:ca65_illegal" )
syn keyword ca65Illegal alr anc arr axs dcp isc las lax rla rra sax slo sre
endif
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" ********************************************************************************
" 65C02
" ********************************************************************************
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if exists ( "b:ca65_65C02" ) | | exists ( "b:ca65_65816" )
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syn keyword ca65C02Opcode phx phy plx ply stz trb tsb stp wai
syn match ca65C02Opcode "bb[rs][0-7]"
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syn region ca65C02BranchTarget matchgroup = ca65C02Opcode start = "\(bra \)" end = "$" contains = ca65Comment keepend
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syn match ca65BitSetBranchTarget "\v(^(.*:)?[ \t]*)@<=(bb[rs][0-7][ \t]+[^,]+,[ \t]*)@<=[^;]+"
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endif
" ********************************************************************************
" 65816
" ********************************************************************************
if exists ( "b:ca65_65816" )
syn keyword ca65816Opcode cop mvn mvp pea pei per phb phd phk plb pld rep rtl sep stp tcd tcs tdc tsc txy tyx wai xba xce
syn keyword ca65816OpcodeAlt cpa dea ina swa tad tas tda tsa
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syn region ca65816BranchTarget matchgroup = ca65816Opcode start = "\v(^(.*:)?[ \t]*)@<=(brl|jml|jsl)[ \t]+" end = "$" contains = ca65Comment keepend
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endif
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" ********************************************************************************
" ASSEMBLER
" ********************************************************************************
syn match ca65Label "\v^\.?[a-z_][a-z0-9_]*:"
syn match ca65CheapLabel "^@[a-z_][a-z0-9_]*:"
syn match ca65UnnamedLabel "^:"
syn match ca65Comment ";.*" contains = ca65Todo
syn keyword ca65Todo contained todo fixme xxx warning danger note notice bug
syn region ca65String start = + "+ skip=+\\" + end = + "+
syn match ca65Char "'.'"
syn match decNumber "\<\d\+\>"
syn match hexNumber "\$\x\+\>" " 'bug', but adding \< doesn't behave!
syn match binNumber "%[01]\+\>"
" syn region ca65Immediate start="\v((adc|and|bit|cmp|cpx|cpy|eor|lda|ldx|ldy|ora|sbc) +)@<=#" end="$" contains=ca65Comment,hexNumber,decNumber,binNumber,ca65Char,ca65Expression
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syn match ca65Immediate "\v((adc|and|bit|cmp|cpx|cpy|eor|lda|ldx|ldy|ora|sbc|sep|rep)[ \t]+)@<=#"
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" ********************************************************************************
" ca65
" ********************************************************************************
syn keyword ca65ControlCommands .a16 .a8 .addr .align .asciiz .assert .autoimport .bankbytes .bss .byt .byte .case .charmap .code .condes .constructor .data .dbyt .debuginfo .define .delmac .delmacro .destructor .dword .else .elseif .end .endenum .endif .endmac .endmacro .endproc .endrep .endrepeat .endscope .endstruct .endunion .enum .error .exitmac .exitmacro .export .exportzp .faraddr .fatal .feature .fileopt .fopt .forceimport .global .globalzp .hibytes .i16 .i8 .if .ifblank .ifconst .ifdef .ifnblank .ifndef .ifnref .ifp02 .ifp4510 .ifp816 .ifpc02 .ifpdtv .ifpsc02 .ifref .import .importzp .incbin .include .interruptor .linecont .list .listbytes .literal .lobytes .local .localchar .macpack .mac .macro .org .out .p02 .p4510 .p816 .pagelen .pagelength .pc02 .pdtv .popcharmap .popcpu .popseg .psc02 .pushcharmap .pushcpu .pushseg .referto .refto .reloc .repeat .res .rodata .scope .segment .set .setcpu .smart .struct .tag .undef .undefine .union .warning .word .zeropage
syn keyword ca65PseudoVariables * .asize .cpu .isize .paramcount .time .version
syn keyword ca65PseudoFunctions .addrsize .bank .bankbyte .blank .concat .const .def , .defined .definedmacro .hibyte .hiword .ident .ismnem , .ismnemonic .left .lobyte .loword .match .max .mid .min .ref , .referenced .right .sizeof .sprintf .strat .string .strlen .tcount .xmatch
syn region ca65ProcLabel matchgroup = ca65ControlCommands start = "\(\.proc\)" end = "$" contains = ca65Comment keepend
" macro packs
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syn keyword ca65MacGeneric add sub
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syn region ca65MacLongbranchTarget matchgroup = ca65MacLongbranch start = "\v(^(.*:)?[ \t]*)@<=(jcc|jcs|jeq|jmi|jne|jpl|jvc)[ \t]+" end = "$" contains = ca65Comment keepend
syn region ca65MacGenericBranchTarget matchgroup = ca65MacGeneric start = "\v(^(.*:)?[ \t]*)@<=(bge|blt|bgt|ble|bnz|bze)[ \t]+" end = "$" contains = ca65Comment keepend
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" The default methods for highlighting. Can be overridden later
" LABELS:
hi link ca65CheapLabel ca65Label
hi link ca65UnnamedLabel ca65Label
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hi link ca6502BranchTarget ca65Label
hi link ca65C02BranchTarget ca65Label
hi link ca65816BranchTarget ca65Label
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hi link ca65BitSetBranchTarget ca65Label
hi link ca65ProcLabel ca65Label
hi link ca65MacLongbranchTarget ca65Label
hi link ca65MacGenericBranchTarget ca65Label
hi link ca65Label Label
" TYPES
hi link ca65String String
hi link ca65Char Character
hi link ca65Comment Comment
hi link hexNumber Number
hi link binNumber Number
hi link decNumber Number
" ASSEMBLER FUNCTIONS / MACROS
hi link ca65PseudoVariables PreProc
hi link ca65PseudoFunctions PreProc
hi link ca65ControlCommands PreProc
hi link ca65MacLongbranch PreProc
hi link ca65MacGeneric PreProc
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hi link ca65customMacros PreProc
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" INSTRUCTIONS
hi link ca6502Opcode ca65Opcode
hi link ca65C02Opcode ca65Opcode
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hi link ca65816Opcode ca65Opcode
hi link ca65816OpcodeAlt ca65Opcode
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hi link ca65Opcode Statement
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hi link ca65Illegal Special
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hi link ca65Reg Identifier
hi link ca65Todo Todo
hi link ca65Immediate Special
" hi link ca65Expression Special
let b :current_syntax = "ca65"
