mirror of https://github.com/A2osX/A2osX.git
260 lines
4.0 KiB
Plaintext
260 lines
4.0 KiB
Plaintext
NEW
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AUTO 3,1
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*--------------------------------------
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CC.Link >LDYA L.MSG.LINKING
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>SYSCALL Puts
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ldy #0
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lda #1
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.1 >STYA ZPPtr1 SymID
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* >DEBUG
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>PUSHB.G CC.hSyms
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>PUSHW ZPPtr1 SymID
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>PUSHW pData
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>SYSCALL SListGetByID
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bcs .8
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>STYA ZPPtr2 NextID
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>PUSHB.G CC.hSyms
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>PUSHW ZPPtr1 SymID
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>PUSHW ZPSymBufPtr
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>PUSHWI $ffff All
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>PUSHWZ from Start
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>SYSCALL SListGetData
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bcs .99
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>LDA.G bTrace
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bpl .2
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jsr CC.Link.Dump
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.2 ldy #SYM.SC
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lda (ZPSymBufPtr),y
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cmp #SYM.SC.TYPEDEF
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bcs .7
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ldy #SYM.Addr+1
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lda (ZPSymBufPtr),y
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dey
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ora (ZPSymBufPtr),y
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bne .7
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jsr CC.Link.Lookup
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bcs .9
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jsr CC.Link.Update
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bcs .99
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.7 >LDYA ZPPtr2
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jmp .1
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.8 clc
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rts
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.9 >LDA.G bTrace
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bmi .2
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jsr CC.Link.Dump
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.90 lda #E.FUNDEF
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sec
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.99 rts
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*--------------------------------------
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* Input : pData = Symbol
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*--------------------------------------
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CC.Link.Lookup >LDYA L.CC.SYSCALL
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jsr CC.Link.LookupYA
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ldx #1
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bcc .99
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>LDYA L.CC.FPUCALL
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jsr CC.Link.LookupYA
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ldx #2
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bcc .99
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>LDA.G LibCount
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* sec
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beq .99
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lda #0
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sta ArgIndex
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clc
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.1 adc #hLibOs
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tay
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lda (pData),y
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>SYSCALL GetMemPtr
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jsr CC.Link.LookupYA
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bcs .2
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ldx ArgIndex
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inx
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inx
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inx
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rts
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.2 inc ArgIndex
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lda ArgIndex
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>CMP.G LibCount
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bcc .1
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.99 rts
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*--------------------------------------
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CC.Link.LookupYA
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>STYA ZPLookupPtr
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ldy #$ff
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.1 iny
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lda (pData),y
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bne .1
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tya
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tax Symbol Len
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.2 lda (ZPLookupPtr)
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beq .9 Ending 0, not found....
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txa Get Back Len
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cmp (ZPLookupPtr) Same Len ?
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bne .4
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tay
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.3 lda (ZPLookupPtr),y
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dey
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cmp (pData),y
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bne .4
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tya
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bne .3
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lda (ZPLookupPtr)
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tay
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iny
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lda (ZPLookupPtr),y get fID
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clc
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rts
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.4 lda (ZPLookupPtr)
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inc
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jsr CC.ZPLookupPtrAddAp1 Skip LEN\Symbol\ID
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bra .2
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.9 sec
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rts
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*--------------------------------------
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* A=ID X=SYS|FPU|LIB
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*--------------------------------------
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CC.Link.Update ldy #SYM.Addr
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sta (ZPSymBufPtr),y
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iny
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txa
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sta (ZPSymBufPtr),y
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>PUSHB.G CC.hSyms
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>PUSHW ZPPtr1 SymID
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>PUSHW ZPSymBufPtr
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>PUSHBI 0
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ldy #SYM.DefSize
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lda (ZPSymBufPtr),y
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>PUSHA
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>SYSCALL SListSetData
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rts
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*--------------------------------------
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CC.Link.Dump ldy #$ff
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.1 iny
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lda (pData),y
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bne .1
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iny
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lda (pData),y
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sta ZPPtr3
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iny
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lda (pData),y
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sta ZPPtr3+1
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>PUSHW L.MSG.LINKING2
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>PUSHW ZPPtr1 ID
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>PUSHW ZPPtr3 Scope
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>PUSHW pData Name
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>PUSHB (ZPSymBufPtr) SYM.T
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ldy #1
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>PUSHB (ZPSymBufPtr),y SYM.Q
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iny
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>PUSHB (ZPSymBufPtr),y SYM.SC
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ldy #SYM.DefSize
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>PUSHB (ZPSymBufPtr),y
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ldy #SYM.SizeOf+1
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>PUSHB (ZPSymBufPtr),y
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dey
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>PUSHB (ZPSymBufPtr),y
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ldy #SYM.Addr+1
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>PUSHB (ZPSymBufPtr),y
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dey
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>PUSHB (ZPSymBufPtr),y
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>PUSHBI 14
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>SYSCALL PrintF
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rts
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*--------------------------------------
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CC.Link.CheckMain
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>PUSHB.G CC.hSyms
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>PUSHW L.CC.MAIN
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>PUSHWI 0 ScopeID
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>SYSCALL SListLookup
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bcs .9
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>STYA ZPPtr1 SymID
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>PUSHB.G CC.hSyms
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>PUSHW ZPPtr1 SymID
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>PUSHW ZPSymBufPtr
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>PUSHWI 65535 all
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>PUSHWZ From Start
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>SYSCALL SListGetData
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bcs .99
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ldy #SYM.Addr
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lda (ZPSymBufPtr),y
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iny
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ora (ZPSymBufPtr),y
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beq .9
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lda (ZPSymBufPtr),y
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sta PCC.FH+PCC.FH.MAIN+1
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dey
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lda (ZPSymBufPtr),y
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sta PCC.FH+PCC.FH.MAIN
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* clc
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rts
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.9 >LDYA L.MSG.NOMAIN
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>SYSCALL puts
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lda #E.CSYN
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sec
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.99 rts
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*--------------------------------------
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MAN
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SAVE usr/src/bin/cc.s.link
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LOAD usr/src/bin/cc.s
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ASM
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