mirror of https://github.com/A2osX/A2osX.git
842 lines
12 KiB
Plaintext
842 lines
12 KiB
Plaintext
NEW
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AUTO 3,1
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*---------------------------------------
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DIR.Reset lda #$ff
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>STA.G ASM.LI.ON
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iny #ASM.LI.CON
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sta (pData),y
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iny #ASM.LI.MON
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sta (pData),y
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iny #ASM.LI.XON
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sta (pData),y
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>STA.G MAC.StkPtr
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rts
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*---------------------------------------
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DIR.AC clc
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rts
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*---------------------------------------
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DIR.AT sec
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.HS 90 BCC
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*---------------------------------------
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DIR.AS clc
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lda #0
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ror
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sta DIR.Byte Save b7 of last char in string
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jsr SRC.GetNextChar
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bcs .9
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cmp #'-'
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bne .1
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lda #$40 save b7 status of ALL chars
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tsb DIR.Byte
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jsr SRC.GetNextChar
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bcs .9
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.1 sta DIR.Word Save delimiter....
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sta DIR.Word+1 Save also in prev char..
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.2 jsr SRC.GetNextChar
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bcs .8
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cmp DIR.Word delimiter ?
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beq .8
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ldx DIR.Word+1 Get prev char
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sta DIR.Word+1 replace it with new
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txa
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cmp DIR.Word is it the starting delimiter
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beq .2 yes, skip
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bit DIR.Byte
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bvc .3
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ora #$80
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.3 jsr OUT.EmitByte no, emit prev char
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bcc .2
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.9 lda #E.SYNTAX.ERROR
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sec
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rts
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.8 lda DIR.Word+1 Get prev char
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cmp DIR.Word someone typed .AS "" ?
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beq .88
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bit DIR.Byte
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bpl .81
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eor #$80
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.81 jmp OUT.EmitByte
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.88 clc
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DIR.AS.RTS rts
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*---------------------------------------
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DIR.AZ jsr DIR.AS
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bcs DIR.AS.RTS
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lda #0
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jmp OUT.EmitByte
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*---------------------------------------
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DIR.PS jsr SRC.GetNextChar
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bcs .9
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sta DIR.Word Save delimiter....
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ldx #$ff
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ldy #1 skip delimiter
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.1 inx
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lda (ZPLinePtr),y
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beq .9
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cmp #$0D
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beq .9
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iny
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cmp DIR.Word
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bne .1
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txa
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jsr OUT.EmitByte emit length
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bcs .9
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.2 jsr SRC.GetNextChar
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jsr OUT.EmitByte
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bcs .9
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dex
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bne .2
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jsr SRC.GetNextChar skip delimiter
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clc
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rts
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.9 lda #E.SYNTAX.ERROR
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sec
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rts
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*---------------------------------------
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DIR.CS jsr SRC.GetNextChar
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bcs .9
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stz DIR.Byte
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cmp #'-'
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bne .1
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ror DIR.Byte save b7 status of ALL chars
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jsr SRC.GetNextChar
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bcs .9
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.1 sta DIR.Word Save delimiter....
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.2 jsr SRC.GetNextChar
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bcs .9
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cmp DIR.Word delimiter ?
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beq .8
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cmp #'\'
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bne .7
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jsr SRC.GetNextChar
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bcs .9
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ldx #DIR.EscChars.L-1
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.3 cmp DIR.EscChars,x
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beq .4
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dex
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bpl .3
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bmi .9
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.4 lda DIR.EscCodes,x
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.7 ora DIR.Byte
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jsr OUT.EmitByte
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bcc .2
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.9 lda #E.SYNTAX.ERROR
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sec
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rts
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.8 clc
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DIR.CZ.RTS rts
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*---------------------------------------
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DIR.CZ jsr DIR.CS
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bcs DIR.CZ.RTS
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lda #0
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jmp OUT.EmitByte
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*---------------------------------------
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DIR.BS jsr SRC.GetNextCharNB
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bcs .98
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jsr EXP.ResetAcc
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jsr EXP.Eval
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bcs .9
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lda SRC.ACC+3
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ora SRC.ACC+2
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bne .99
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lda SRC.ACC
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eor #$ff
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sta DIR.Word
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lda SRC.ACC+1
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eor #$ff
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sta DIR.Word+1
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stz DIR.Byte
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jsr SRC.GetChar
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bcs .1
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cmp #C.SPACE
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beq .1
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cmp #','
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bne .98
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jsr EXP.ResetAcc
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jsr EXP.Eval
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bcs .9
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lda SRC.ACC+3
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ora SRC.ACC+2
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ora SRC.ACC+1
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bne .99
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lda SRC.ACC
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sta DIR.Byte
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.1 inc DIR.Word
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bne .2
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inc DIR.Word+1
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beq .8
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.2 lda DIR.Byte
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jsr OUT.EmitByte
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bcc .1
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rts
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.8 clc
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.9 rts
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.99 lda #E.RANGE
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sec
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rts
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.98 lda #E.SYNTAX.ERROR
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sec
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rts
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*---------------------------------------
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DIR.DA jsr SRC.GetNextCharNB
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bcs .98
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.1 jsr EXP.ResetAcc
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jsr EXP.Eval
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bcs .9
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ldy #0
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ldx SRC.ACC.SIZE
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.2 lda SRC.ACC,y
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jsr OUT.EmitByte
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bcs .9
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iny
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dex
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bne .2
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.3 jsr SRC.GetChar
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bcs .8
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cmp #C.SPACE
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beq .8
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cmp #','
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bne .98
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jsr SRC.GetNextChar
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bcc .1
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.98 lda #E.SYNTAX.ERROR
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sec
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.9 rts
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.8 clc
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rts
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*---------------------------------------
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DIR.DO >LDA.G ASM.DO.StackPtr
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tay
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inc
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cmp #DO.MAXDEPTH
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bcs .98
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tya
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beq .1
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* clc
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adc #ASM.DO.Stack-1
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tay
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lda (pData),y Previous DO is false?
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bne .1
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>INC.G ASM.DO.StackPtr yes,stack FALSE
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* clc
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adc #ASM.DO.Stack-1
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tay
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lda #0
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bra .8
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.1 jsr SRC.GetNextCharNB
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bcs .99
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jsr EXP.ResetAcc
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jsr EXP.Eval
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bcs .99
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>INC.G ASM.DO.StackPtr
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* clc
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adc #ASM.DO.Stack-1
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tay
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lda SRC.ACC
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ora SRC.ACC+1
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ora SRC.ACC+2
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ora SRC.ACC+3
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beq .8
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lda #$ff
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.8 sta (pData),y
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clc
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rts
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.98 lda #E.TOO.MANY.DO
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sec
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.99 rts
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*---------------------------------------
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DIR.EL >LDA.G ASM.DO.StackPtr
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beq .9
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tax
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dec
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beq .1 no previous DO context
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clc
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adc #ASM.DO.Stack-1
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tay
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lda (pData),y
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beq .8 previous is FALSE
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.1 txa
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clc
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adc #ASM.DO.Stack-1
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tay
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lda (pData),y
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eor #$ff
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sta (pData),y
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.8 clc
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rts
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.9 lda #E.ELSE.WITHOUT.DO
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sec
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rts
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*---------------------------------------
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DIR.EM lda #E.MACRO.INV.DEF
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sec
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rts
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*---------------------------------------
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DIR.DU >LDA.G ASM.DU.ON
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bmi DIR.EP.ILLEGAL
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lda #$80
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sta (pData),y
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ldy #ASM.PC.DU
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jmp DIR.SavePC
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*---------------------------------------
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DIR.PH >LDA.G ASM.PH.ON
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bmi DIR.EP.ILLEGAL
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lda #$80
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sta (pData),y
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ldy #ASM.PC.PH
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jsr DIR.SavePC
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jmp DIR.OR
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*---------------------------------------
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DIR.ED >LDA.G ASM.DU.ON
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bpl DIR.EP.ILLEGAL
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lda #0
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sta (pData),y
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ldy #ASM.PC.DU
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jmp DIR.RestorePC
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*---------------------------------------
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DIR.EP >LDA.G ASM.PH.ON
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bpl .9
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lda #0
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sta (pData),y
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ldy #ASM.PC.PH
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jmp DIR.RestorePC
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.9
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DIR.EP.ILLEGAL lda #E.ILLEGAL.DIR
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sec
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DIR.EP.RTS rts
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*---------------------------------------
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DIR.SE sec
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.HS 90 BCC
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*---------------------------------------
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DIR.EQ clc
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lda #$ff
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>STA.G OUT.bEquate
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>LDA.G SYM.BufPtr
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beq DIR.EP.ILLEGAL not in global symbol context
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eor #SYMG
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beq .1
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bcs DIR.EP.ILLEGAL .SE not allowed in local/private
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bcc .10 .EQ in local, skip F update
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.1 ror A = 0 : CS = SYMG.F.RW
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ora #SYMG.F.EQU
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sta SRC.ACC.F
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.10 jsr SRC.GetNextCharNB
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bcs .9
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jsr EXP.ResetAccV keep F
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jsr EXP.Eval
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bcs DIR.EP.RTS
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>LDA.G SYM.BufPtr
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cmp #SYMG
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beq .12
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tay
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ldx #3 we are in local/private
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.11 lda SRC.ACC,x update value
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dey
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sta (ZPSymbolBuf),y
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dex
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bpl .11
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clc
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rts
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.12 ldy #SYMG-1
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.13 lda SRC.ACC.F,y
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sta (ZPSymbolBuf),y
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dey
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bpl .13
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>LDA.G ASM.PASS
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bne .2
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jmp SYM.StoreGlobal
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.2 jmp SYM.UpdateGlobal
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.9 lda #E.SYNTAX.ERROR
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sec
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rts
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*---------------------------------------
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DIR.FI >LDA.G ASM.DO.StackPtr
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beq DIR.EP.ILLEGAL
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dec
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sta (pData),y
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clc
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rts
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*---------------------------------------
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DIR.HS clc
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.HS B0 BCS
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DIR.HX sec
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ror DIR.Word
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jsr SRC.GetNextCharNB
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bcs .99
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jsr SRC.IsDigit16
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bcs .99
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.1 sta DIR.Byte
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jsr SRC.GetNextChar
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bcc .2
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jmp OUT.EmitByte
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.2 jsr SRC.IsDigit16
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bcc .3
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cmp #','
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beq .22
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cmp #'.'
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bne .99
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.22 lda DIR.Byte
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jsr OUT.EmitByte
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bcc .5
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rts
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*---------------------------------------
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.3 bit DIR.Word
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bmi .30
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asl DIR.Byte
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asl DIR.Byte
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asl DIR.Byte
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asl DIR.Byte
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bra .4
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.30 asl
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asl
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asl
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asl
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.4 ora DIR.Byte
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jsr OUT.EmitByte
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bcs .9
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jsr SRC.GetNextChar
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bcs .8
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cmp #C.SPACE
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beq .8
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jsr SRC.IsDigit16
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bcc .1
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cmp #','
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beq .5
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cmp #'.'
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bne .99
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.5 jsr SRC.GetNextChar
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bcs .99
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jsr SRC.IsDigit16
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bcc .1
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.99 lda #E.SYNTAX.ERROR
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sec
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.9 rts
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.8 clc
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rts
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*---------------------------------------
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DIR.IN jsr SRC.GetNextCharNB
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bcs .9
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>LDYA ZPLinePtr
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jmp FIO.OpenFile
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.9 lda #E.SYNTAX.ERROR
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sec
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rts
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*---------------------------------------
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DIR.LI jsr SRC.GetNextChar
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bcs .9
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>LDYA L.T.LI
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jsr SRC.GetKeyword
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bcs .9
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jsr .7
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jsr SRC.GetChar
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bcs .8
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cmp #','
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beq DIR.LI
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cmp #C.SPACE
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beq .8
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.9 lda #E.SYNTAX.ERROR
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sec
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rts
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.7 jmp (J.LI,x)
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.8 clc
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rts
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DIR.LI.ON ldy #ASM.LI.ON
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sec
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bra DIR.LI.APPLY
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DIR.LI.OFF ldy #ASM.LI.ON
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clc
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bra DIR.LI.APPLY
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DIR.LI.CON ldy #ASM.LI.CON
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sec
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bra DIR.LI.APPLY
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DIR.LI.COFF ldy #ASM.LI.CON
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clc
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bra DIR.LI.APPLY
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DIR.LI.MON ldy #ASM.LI.MON
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sec
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bra DIR.LI.APPLY
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DIR.LI.MOFF ldy #ASM.LI.MON
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clc
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bra DIR.LI.APPLY
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DIR.LI.XON ldy #ASM.LI.XON
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sec
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bra DIR.LI.APPLY
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DIR.LI.XOFF ldy #ASM.LI.XON
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clc
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DIR.LI.APPLY lda #0
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ror
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sta (pData),y
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rts
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*---------------------------------------
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DIR.MA >LDA.G ASM.MA.ON
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bmi .9
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>LDA.G ASM.PASS If Pass#2, ignore
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bne .8
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jsr SRC.GetNextCharNB
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beq DIR.OP.SYNERR
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>PUSHB.G MAC.hList
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>PUSHW ZPLinePtr
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>PUSHWI 0 ScopeID
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>SYSCALL SListNewKey
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bcs .99
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>STYA.G MAC.ID
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.8 lda #$ff
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>STA.G ASM.MA.ON
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clc
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rts
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.9 lda #E.MACRO.INV.DEF
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sec
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.99 rts
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*---------------------------------------
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DIR.OP jsr SRC.GetNextCharNB
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bcs DIR.OP.SYNERR
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>LDYA ZPLinePtr
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jmp FIO.LOAD.CPU
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DIR.OP.SYNERR lda #E.SYNTAX.ERROR
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sec
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rts
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*---------------------------------------
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DIR.OR jsr SRC.GetNextCharNB
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bcs DIR.OP.SYNERR
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jsr EXP.ResetAcc
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jsr EXP.Eval
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bcs .9
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ldx #0
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ldy #ASM.PC
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.1 lda SRC.ACC,x
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sta (pData),y
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||
iny
|
||
inx
|
||
cpx #4
|
||
bne .1
|
||
|
||
>LDA.G ASM.DU.ON
|
||
bmi .8
|
||
|
||
>LDA.G ASM.PH.ON
|
||
bmi .8
|
||
|
||
lda SRC.ACC
|
||
>STA.G DST.AUXTYPE
|
||
lda SRC.ACC+1
|
||
iny
|
||
sta (pData),y
|
||
|
||
.8 clc
|
||
.9 rts
|
||
*---------------------------------------
|
||
DIR.EN
|
||
*---------------------------------------
|
||
DIR.PG
|
||
*---------------------------------------
|
||
DIR.TI
|
||
*---------------------------------------
|
||
DIR.US
|
||
*---------------------------------------
|
||
DIR.TA
|
||
|
||
DIR.TA.8 clc
|
||
DIR.TA.RTS rts
|
||
*---------------------------------------
|
||
DIR.TF >LDA.G ASM.PASS If Pass#1, ignore
|
||
beq DIR.TA.8
|
||
|
||
>LDA.G ArgDstFile
|
||
beq .1
|
||
|
||
>SYSCALL ArgV
|
||
bra .2
|
||
|
||
.1 jsr SRC.GetNextCharNB
|
||
bcs DIR.OP.SYNERR
|
||
|
||
>LDYA ZPLinePtr
|
||
|
||
.2 >SYSCALL StrDup
|
||
bcs DIR.TA.RTS
|
||
>STYA ZPPtr1
|
||
stx ZPPtr2
|
||
|
||
lda #S.FI.T.BIN
|
||
sta ZPPtr2+1
|
||
|
||
ldy #$ff
|
||
|
||
.3 iny
|
||
lda (ZPPtr1),y
|
||
beq .7
|
||
cmp #','
|
||
bne .3
|
||
|
||
lda #0
|
||
sta (ZPPtr1),y
|
||
|
||
iny
|
||
lda (ZPPtr1),y
|
||
cmp #'T'
|
||
beq .4
|
||
|
||
.30 lda #E.SYNTAX.ERROR
|
||
bra .9
|
||
|
||
.4 ldx #0
|
||
|
||
.5 iny
|
||
lda (ZPPtr1),y
|
||
cmp DIR.SYS,x including \0
|
||
bne .30
|
||
inx
|
||
cpx #4
|
||
bne .5
|
||
|
||
lda #S.FI.T.SYS
|
||
sta ZPPtr2+1
|
||
|
||
.7 >PUSHW ZPPtr1
|
||
>PUSHWZ Allocate
|
||
>SYSCALL RealPath
|
||
bcs .9
|
||
|
||
txa
|
||
>STA.G DST.hFILENAME
|
||
>SYSCALL GetMemPtr
|
||
>PUSHYA
|
||
>PUSHBI O.WRONLY+O.CREATE
|
||
>PUSHB ZPPtr2+1 Type
|
||
>PUSHW.G DST.AUXTYPE
|
||
>SYSCALL FOpen
|
||
bcs .9
|
||
|
||
>STA.G DST.hREFNUM
|
||
|
||
clc
|
||
|
||
.9 php
|
||
pha
|
||
lda ZPPtr2
|
||
>SYSCALL FreeMem
|
||
pla
|
||
plp
|
||
|
||
rts
|
||
*---------------------------------------
|
||
DIR.SavePC phy
|
||
plx
|
||
ldy #ASM.PC+3
|
||
|
||
.1 lda (pData),y
|
||
pha
|
||
dey
|
||
cpy #ASM.PC-1
|
||
bne .1
|
||
|
||
phx
|
||
ply
|
||
ldx #3
|
||
|
||
.2 pla
|
||
sta (pData),y
|
||
iny
|
||
dex
|
||
bpl .2
|
||
|
||
clc
|
||
rts
|
||
*---------------------------------------
|
||
DIR.RestorePC ldx #3
|
||
|
||
.1 lda (pData),y
|
||
pha
|
||
iny
|
||
dex
|
||
bpl .1
|
||
|
||
ldy #ASM.PC+3
|
||
ldx #3
|
||
|
||
.2 pla
|
||
sta (pData),y
|
||
dey
|
||
dex
|
||
bpl .2
|
||
|
||
clc because of JMP to it
|
||
rts
|
||
*---------------------------------------
|
||
MAN
|
||
SAVE usr/src/bin/asm.s.dir
|
||
LOAD usr/src/bin/asm.s
|
||
ASM
|