mirror of https://github.com/A2osX/A2osX.git
190 lines
3.4 KiB
Plaintext
190 lines
3.4 KiB
Plaintext
NEW
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AUTO 3,1
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*---------------------------------------
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MAC.Init >SYSCALL SListNew
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bcs .9
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>STA.G MAC.hList
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>LDYAI 256
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>SYSCALL getmem
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bcs .9
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>STYA ZPMacroBuf
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txa
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>STA.G MAC.hBuf
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>LDYAI 256
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>SYSCALL getmem
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bcs .9
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>STYA ZPMacroStk
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txa
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>STA.G MAC.hStk
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.9 rts
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*---------------------------------------
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MAC.Reset >STZ.G MAC.StkPtr
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>STA.G MAC.CtxID
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rts
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*---------------------------------------
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MAC.Quit >LDA.G MAC.hStk
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beq .1
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>SYSCALL FreeMem
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.1 >LDA.G MAC.hBuf
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beq .3
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>SYSCALL FreeMem
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.3 >LDA.G MAC.hList
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beq .8
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>SYSCALL SListFree
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.8 clc
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rts
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*---------------------------------------
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MAC.AddChar tax
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>LDA.G ASM.PASS If Pass#2, ignore
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bne .8
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>LDA.G MAC.BufPtr
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tay
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txa
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sta (ZPMacroBuf),y
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>INC.G MAC.BufPtr
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txa
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beq .1
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cmp #C.CR
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bne .8
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.1 >LDA.G MAC.BufPtr
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tay
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lda #0
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>PUSHYA
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>PUSHW ZPMacroBuf
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>PUSHW.G MAC.ID
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>LDA.G MAC.hList
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>SYSCALL SListAddData
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rts
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.8 clc
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MAC.AddChar.RTS rts
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*---------------------------------------
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MAC.ReadLine >LDA.G MAC.StkPtr
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tay
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dey
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lda (ZPMacroStk),y
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sta ZPPtr1
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dey
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lda (ZPMacroStk),y
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sta ZPPtr1+1 pop mac ID
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dey
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lda (ZPMacroStk),y
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sta ZPPtr2
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dey
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lda (ZPMacroStk),y
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sta ZPPtr2+1 pop offset
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dey
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lda (ZPMacroStk),y
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sta ZPMacroBuf
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dey
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lda (ZPMacroStk),y
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sta ZPMacroBuf+1 pop args
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tya
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>STA.G MAC.StkPtr
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>PUSHW ZPPtr2 offset
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>PUSHWZ len = 0 (string mode)
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>PUSHW ZPLineBuf
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>PUSHW ZPPtr1 Mac ID
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>LDA.G MAC.hList
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>SYSCALL SListGetData
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bcs MAC.AddChar.RTS
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pha
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tya
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* clc
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adc ZPPtr2
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sta ZPPtr2
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pla
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adc ZPPtr2+1
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sta ZPPtr2+1
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>LDYA ZPMacroBuf
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>SYSCALL puts
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>LDA.G MAC.StkPtr
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tay
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lda ZPLinePtr+1 push args
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sta (ZPMacroStk),y
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iny
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lda ZPLinePtr
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sta (ZPMacroStk),y
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iny
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*---------------------------------------
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MAC.Push lda ZPPtr2+1 push offset
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sta (ZPMacroStk),y
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iny
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lda ZPPtr2
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sta (ZPMacroStk),y
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iny
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lda ZPPtr1+1 push MAC.ID
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sta (ZPMacroStk),y
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iny
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lda ZPPtr1
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sta (ZPMacroStk),y
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iny
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tya
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>STA.G MAC.StkPtr
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clc
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rts
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*---------------------------------------
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MAC.Exec jsr SRC.GetNextChar skip '>'
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bcs .90
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>PUSHW ZPLinePtr
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>LDA.G MAC.hList
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>SYSCALL SListLookup
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bcs .90
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>STYA ZPPtr1 MAC.ID
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txa
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* clc
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adc ZPLinePtr
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sta ZPLinePtr
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bcc .1
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inc ZPLinePtr+1
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.1 jsr SRC.GetChar
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bcs .8
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cmp #' '
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bne .92
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jsr SRC.GetNextChar
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beq .8 eol..
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cmp #' ' some arg...
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bne .8
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.2 jsr SRC.GetNextChar comment....skip
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bcc .2
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.8 >LDA.G MAC.StkPtr
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cmp #MA.MAXDEPTH*8
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beq .91
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stz ZPPtr2
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stz ZPPtr2+1 offset = 0
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>INC.G MAC.CtxID
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>INC.G MAC.Depth
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>LDA.G MAC.StkPtr
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tay
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lda ZPLinePtr+1 push args
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sta (ZPMacroStk),y
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iny
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lda ZPLinePtr
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sta (ZPMacroStk),y
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iny
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jmp MAC.Push
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.90 lda #E.MACRO.INV
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sec
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rts
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.91 lda #E.MACRO.TOO.MANY
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sec
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rts
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.92 lda #E.SYNTAX.ERROR
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sec
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rts
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*---------------------------------------
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MAN
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SAVE USR/SRC/BIN/ASM.S.MAC
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LOAD USR/SRC/BIN/ASM.S
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ASM
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