Apple-2-SW/A2osX
1
0
Fork 0
mirror of https://github.com/A2osX/A2osX.git synced 2024-11-22 16:31:07 +00:00
Code Issues Projects Releases Wiki Activity
a8cf411cd7
A2osX/BIN/CC.S.EXP.txt
burniouf c0b3872e26 CC:fix for #ifndef..., \ in string literals
2023-01-27 14:32:13 +01:00

1170 lines
18 KiB
Plaintext
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

NEW
AUTO 3,1
*--------------------------------------
* Input:
* ZPLineBufPtr, Y,A = Expected type/qual
* Output:
* CS, A = EC
* CC, Y,A = type/qual
*--------------------------------------
EXP.Eval00 lda #0
tay
EXP.Eval ldx ZPPtr1 local : returned T/Q
phx
ldx ZPPtr1+1
phx
ldx ZPPtr2 local : expected T/Q
phx
ldx ZPPtr2+1
phx
ldx ZPPtr3 local : BOP
phx
ldx ZPPtr3+1 local : PREOP
phx
>STYA ZPPtr2
stz ZPPtr1
stz ZPPtr1+1
lda #$ff no previous OP
sta ZPPtr3+1 no PREOPS
pha
*--------------------------------------
.10 jsr CC.GetCharNB
bcs .19
cmp #'('
bne .20
jsr CORE.GetNCharNB skip (
bcs .19
>LDYA L.CC.TYPEQUAL
jsr CC.LookupID
bcs .12
jsr EXP.Cast
bcs .19
bra .20
*--------------------------------------
.12 >LDYA ZPPtr2 expected T/Q
jsr EXP.Eval
bcs .19
>STYA ZPPtr2 update T/Q
jsr CC.GetCharNB
bcs .19
cmp #')'
bne .19
jsr CORE.GetNCharNB skip )
bcc .31
.19 jmp EXP.Eval.ESYN
*--------------------------------------
.20 >LDYA L.CC.PREOPS
jsr CC.LookupOP
stx ZPPtr3+1
jsr CC.GetCharNB
bcs .29
jsr CC.IsLetter define, f() or Var ?
bcs .22
jsr CC.GetDefine
bcc .10
jsr SYM.Lookup
bcs .22
ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.FUNC
bne .21
jsr EXP.GetVar Check T/Q & Get value on stack
bcs .29
jsr SYM.LookupFree
bra .30
*--------------------------------------
.21 >LDYA ZPPtr2 get expected T/Q
jsr F.CallRetV
bcs .29
>STYA ZPPtr2 store real T/Q
jsr SYM.LookupFree
bra .30
*--------------------------------------
.22 jsr CC.IsDigit10 number ?
bcs .24
ldy ZPPtr2 T
bne .23
ldy #SYM.T.SINT
sty ZPPtr2
stz ZPPtr2+1 Q
.23 jsr EXP.GetNum
bcs .29
bra .30
*--------------------------------------
.24 cmp #'''
bne .25
jsr EXP.GetChar
bcs .29
bra .30
.25 cmp #'"' String literal
bne EXP.Eval.ESYN
jsr EXP.AddConstCharP
.29 bcs EXP.Eval.Err
*--------------------------------------
.30 jsr CC.GetCharNB
bcs EXP.Eval.ESYN
.31 jsr CC.IsEndArg , ; ) ? :
bcc EXP.Eval.End
jsr CC.IsOPChar
bcs EXP.Eval.ESYN
>LDYA L.CC.BOPS we are at V1 op1 V2 op2...
jsr CC.LookupOP
bcs EXP.Eval.ESYN
stx ZPPtr3 save OP(n)
.33 plx get OP(n-1)
bmi .38 $ff....
cpx ZPPtr3
bcc .38 OP(n) has precedence, on stack : V1,V2
>LDYA ZPPtr2 OP(n-1) has precedence...
jsr EXP.BOPS compute V(n-1) <OP(n-1)> V(n)
bcc .33
bcs EXP.Eval.Err
.38 phx push back OP(n-1)
lda ZPPtr3 get OP(n)
pha push OP(n) on stack
jmp .10 go check for next token
*--------------------------------------
EXP.Eval.End plx any OP on stack ?
bmi EXP.Eval.Exit
>LDYA ZPPtr2 Var Type
jsr EXP.BOPS
bcc EXP.Eval.End
bra EXP.Eval.Err
*--------------------------------------
EXP.Eval.ESYN lda #E.ESYN
EXP.Eval.Err plx
bpl EXP.Eval.Err
sec
bra EXP.Eval.ExitErr
*--------------------------------------
EXP.Eval.Exit lda ZPPtr1+1
ldy ZPPtr1
bne .1
>LDYA ZPPtr2 Type/Qual
.1 and #$FC ignore SYM.Q.FUNC+SYM.Q.FASTCALL
clc
EXP.Eval.ExitErr
plx
stx ZPPtr3+1
plx
stx ZPPtr3
plx
stx ZPPtr2+1
plx
stx ZPPtr2
plx
stx ZPPtr1+1
plx
stx ZPPtr1
rts
*--------------------------------------
EXP.Cast jsr TYPE.GetTQInYA
bcs .99
>STYA ZPPtr1
jsr CC.GetCharNB
bcs .9
cmp #')'
bne .9
jsr CORE.GetNCharNB skip )
clc
rts
.9 lda #E.ESYN
sec
.99 rts
*--------------------------------------
* Y,A = Type/Qual, X = OP
*--------------------------------------
EXP.BOPS bit #SYM.Q.PPPOINTER
beq .10
ldy #SYM.T.UINT
bra .3
.10 cpy #SYM.T.UINT
bcs .3
cpy #SYM.T.UCHAR
beq .1
cpy #SYM.T.SCHAR
beq .2
lda #E.TMISMATCH
sec
rts
.1 >LDYA L.PCC.bBOPS,x
jmp CODE.EmitPCC
.2 >LDYA L.PCC.bBOPS,x
jmp CODE.EmitPCC
.3 txa
clc
adc CC.Type2FPU-SYM.T.UINT,y
tax
jsr CODE.FPUCALL
clc
rts
*--------------------------------------
EXP.GetIntegral jsr CC.GetCharNB
cmp #'''
bne .1
jsr CC.GetNextCharEsc
bcs .9
tay
jsr CC.GetNextChar
bcs .9
cmp #'''
bne .9
jsr CORE.GetNCharNB skip '
lda #0 Y,A = integral
clc
rts
.1 jsr CC.IsDigit10
bcc EXP.IntConst
.9 lda #E.CSYN
* sec
rts
*--------------------------------------
EXP.IntConst >PUSHW ZPLineBufPtr
>PUSHWI ZPLineBufPtr
>PUSHBI 10
>SYSCALL StrToUL
>PULLA
tay
>PULLA
inc pStack
inc pStack Y,A = integral
rts
*--------------------------------------
EXP.GetNum cpy #SYM.T.FLOAT
bcc .1
beq .11
.90 lda #E.TMISMATCH
* sec
rts
.11 >PUSHW ZPLineBufPtr
>PUSHWI ZPLineBufPtr
>SYSCALL StrToF
* bcs .99
ldy #4
.10 lda (pStack),y
jsr CODE.PUSHI
dey
bpl .10
>POP 5
clc
rts
*--------------------------------------
.1 >PUSHW ZPLineBufPtr
>PUSHWI ZPLineBufPtr
>PUSHBI 10
lda CC.TYPESIGN-1,y
bmi .2
>SYSCALL StrToUL
bra .3
.2 >SYSCALL StrToL
.3 bcs .99
ldy #1 anticipate 2 bytes if *
lda ZPPtr2+1
and #SYM.Q.PPPOINTER
bne .5
ldx ZPPtr2
lda CC.TYPESIZE-1,x
dec
tay
.5 lda (pStack),y
jsr CODE.PUSHI
dey
bpl .5
>POP 4
* clc
.99 rts
*--------------------------------------
EXP.GetChar ldy ZPPtr2+1
bne .9
lda ZPPtr2
cmp #SYM.T.UCHAR
beq .1
cmp #SYM.T.SCHAR
bne .9
.1 jsr CC.GetNextCharEsc
bcs .9
jsr CODE.PUSHI
bcs .99
jsr CC.GetNextChar
bcs .9
cmp #'''
bne .9
jsr CORE.GetNCharNB skip '
clc
rts
.9 lda #E.ESYN
sec
.99 rts
*--------------------------------------
EXP.AddConstCharP
lda ZPCCConst
ldx ZPCCConst+1
jsr CODE.LDAXI
bcs .99
>LDYA L.PCC.PushIAddr
jsr CODE.EmitPCC
bcs .99
jsr CODE.DSSelect
bcs .99
.1 jsr CC.GetNextCharEsc
bcs .9
bvs .2 ESCaped
cmp #C.CR
beq .9
cmp #'"'
beq .3
.2 jsr CODE.EmitData
bcs .99
bra .1
.3 jsr CORE.GetNCharNBNL Skip "
bcs .8
cmp #'\'
beq .3
cmp #'"'
beq .1
.8 lda #0
jsr CODE.EmitData
bcs .99
jmp CODE.CSSelect
.9 lda #E.ESYN
sec
.99 rts
*--------------------------------------
* ZPPtr2 = expected T/Q
* ZPPtr3+1 = PREOPS
*--------------------------------------
EXP.GetVar stz ExpState
jsr EXP.POSTOPS var++, var[0]... ?
bcs .99
ldx ZPPtr3+1 preop &, * ...
jsr EXP.PREOPS
bcs .99
lda ExpState
bmi .8 VonStack
asl
bmi .7 AinPTR
asl
bmi .6 AonStack
jsr EXP.GetAddr2
bcs .99
bra .7
.6 >LDYA L.PCC.PopAddr2
jsr CODE.EmitPCC
bcs .99
.7 jsr EXP.PushValue
bcs .99
.8 jmp SYM.LookupCheckTQ
.99 rts
*--------------------------------------
* POSTOPS
*--------------------------------------
EXP.POSTOPS >LDYA L.CC.POSTOPS
jsr CC.LookupOP
bcs .8
jmp (J.CC.POSTOPS,x)
.8 clc
rts
*--------------------------------------
EXP.postinc lda ExpState
bit #ExpState.AinPTR
bne .1
jsr EXP.GetAddr2
bcs .99
lda #ExpState.AinPTR
tsb ExpState
.1 ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.AAARRAY+SYM.Q.PPPOINTER
bne .8
lda (ZPLookupSymPtr) #SYM.T
cmp #SYM.T.FLOAT
bcs .98
tay
lda CC.TYPESIZE-1,y
lsr
bcc .2
>LDYA L.PCC.Inc1
jmp CODE.EmitPCC
.2 lsr
bcc .4
>LDYA L.PCC.Inc2
jmp CODE.EmitPCC
.4 >LDYA L.PCC.Inc4
jmp CODE.EmitPCC
.8
.98 lda #E.ESYN
sec
.99 rts
*--------------------------------------
EXP.postdec lda ExpState
bit #ExpState.AinPTR
bne .1
jsr EXP.GetAddr2
bcs .99
lda #ExpState.AinPTR
tsb ExpState
.1 ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.AAARRAY+SYM.Q.PPPOINTER
bne .8
lda (ZPLookupSymPtr) #SYM.T
cmp #SYM.T.FLOAT
bcs .98
tay
lda CC.TYPESIZE-1,y
lsr
bcc .2
>LDYA L.PCC.Dec1
jmp CODE.EmitPCC
.2 lsr
bcc .4
>LDYA L.PCC.Dec2
jmp CODE.EmitPCC
.4 >LDYA L.PCC.Dec4
jmp CODE.EmitPCC
.8
.98 lda #E.ESYN
sec
.99 rts
*--------------------------------------
EXP.Idx ldy #SYM.Q
lda (ZPLookupSymPtr),y
bit #SYM.Q.AAARRAY
bne EXP.array
and #SYM.Q.PPPOINTER
cmp #SYM.Q.POINTER
bne .98
lda (ZPLookupSymPtr),y
eor #SYM.Q.POINTER+SYM.Q.ARRAY
sta (ZPLookupSymPtr),y convert from *type to type[]
jsr EXP.GetAddr2
bcs .99
>LDYA L.PCC.PushDeref2
jsr CODE.EmitPCC
bcs .99
jsr EXP.array.getIdx ...int16 on stack...
bcs .99
jsr EXP.GetSymSizeOfInAX
cmp #1
bne .1
cpx #0
beq .2 sizeof=1, no MUL required
.1 jsr CODE.PUSHAXI ...sizeof on stack...
bcs .99
ldx #FPU.wMUL
jsr CODE.FPUCALL ...sizeof*int16...
bcs .99
.2 ldx #FPU.wAdd
jsr CODE.FPUCALL ...add to base address
bcs .99
jsr CC.GetCharNB
bcs .97
cmp #']'
bne .97
jsr CORE.GetNCharNB skip ']'
lda #ExpState.AonStack
sta ExpState
clc
rts
.97 lda #E.ESYN
sec
rts
.98 lda #E.TMISMATCH
sec
.99 rts
*--------------------------------------
EXP.array ldy #SYM.Def
lda (ZPLookupSymPtr),y
iny
ora (ZPLookupSymPtr),y
beq .1
* jsr CODE.DEBUG
jsr EXP.PushAddr array[int]...
bcc .2
rts
.1 jsr EXP.GetAddr2 array[]...it is a *
bcs .9
>LDYA L.PCC.PushDeref2
jsr CODE.EmitPCC
bcs .9
.2 jsr EXP.array.getIdx ...int16 on stack...
bcs .9
jsr EXP.GetSymSizeOfInAX
jsr CODE.PUSHAXI ...sizeof on stack...
bcs .9
ldx #FPU.wMUL
jsr CODE.FPUCALL ...sizeof*int16...
bcs .9
ldx #FPU.wAdd
jsr CODE.FPUCALL ...add to base address
bcs .9
.3 jsr CORE.GetNCharNB skip ']'
bcs .98
cmp #'['
bne .8
jsr CORE.GetNCharNB skip '['
bcs .98
ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.AAARRAY
.39 beq .99
jsr EXP.array.getIdx ...int16 on stack...
bcs .9
ldy #SYM.Def+3
lda (ZPLookupSymPtr),y
tax
dey
lda (ZPLookupSymPtr),y
jsr CODE.PUSHAXI [][SIZE] on stack
ldx #FPU.wMUL
jsr CODE.FPUCALL [][SIZE] * int16 on stack
jsr EXP.GetSymSizeOfInAX
jsr CODE.PUSHAXI ...sizeof on stack...
bcs .9
ldx #FPU.wMUL
jsr CODE.FPUCALL ...sizeof*int16...
ldx #FPU.wAdd
jsr CODE.FPUCALL ...add to base address
bcs .9
jsr CORE.GetNCharNB skip ']'
bcs .98
* TODO : [][][]
.8 lda #ExpState.AonStack
sta ExpState
clc
rts
.98 lda #E.ESYN
sec
rts
.99 lda #E.TMISMATCH
sec
.9 rts
*--------------------------------------
EXP.array.getIdx
ldy #SYM.T.SINT
lda #0
jsr EXP.Eval
bcs .9
jsr CC.GetCharNB
bcs .98
cmp #']'
bne .98
ldy #SYM.Q
lda (ZPLookupSymPtr),y
sec
sbc #SYM.Q.ARRAY
sta (ZPLookupSymPtr),y
clc
rts
.98 lda #E.ESYN
sec
.9 rts
*--------------------------------------
EXP.SU lda (ZPLookupSymPtr)
cmp #SYM.T.SU
bne .97
ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.PPPOINTER
bne .97
jsr CC.GetCharNB
bcs .98
jsr CC.IsLetter
bcs .98
jsr EXP.SU.GetF
bcs .98
jsr CC.SkipX
lda (ZPLookupSymPtr),y SU.F.T
sta (ZPLookupSymPtr) SYM.T
iny
lda (ZPLookupSymPtr),y SU.F.Q
phy
ldy #SYM.Q
sta (ZPLookupSymPtr),y
ply
iny
lda (ZPLookupSymPtr),y SU.F.O
phy
ldy #SYM.Addr
clc
adc (ZPLookupSymPtr),y
sta (ZPLookupSymPtr),y
ply
iny
lda (ZPLookupSymPtr),y SU.F.O+1
ldy #SYM.Addr+1
adc (ZPLookupSymPtr),y
sta (ZPLookupSymPtr),y
clc
rts
.97 lda #E.TMISMATCH
sec
rts
.98 lda #E.ESYN
sec
.99 rts
*--------------------------------------
EXP.pSU lda #E.ESYN
sec
rts
*--------------------------------------
EXP.SU.GetF jsr CC.GetIDLen
tya
tax
ldy #SYM.Def
.1 lda (ZPLookupSymPtr),y
beq .98
phy SU.F.T
tya
clc
adc #SU.F.Name
tay
txa
cmp (ZPLookupSymPtr),y
bne .7
phy SU.F.Name
phx SU.F.NameLen
tya
clc
adc ZPLookupSymPtr
sta ZPLookupPtr
lda #0
adc ZPLookupSymPtr+1
sta ZPLookupPtr+1
ldy #0
.2 lda (ZPLineBufPtr),y
iny
cmp (ZPLookupPtr),y
bne .6
dex
bne .2
plx NameLen
pla SU.F.Name
ply SU.F.T
clc
rts
.6 plx
ply
.7 pla
sec
adc (ZPLookupSymPtr),y
adc #SU.F.Name
tay
bra .1
.98 lda #E.NOKEY
sec
.99 rts
*--------------------------------------
* PREOPS
*--------------------------------------
EXP.PREOPS bmi .8
jmp (J.CC.PREOPS,x)
.8 clc
rts
*--------------------------------------
EXP.Ref ldy #SYM.Q
lda (ZPLookupSymPtr),y
clc
adc #SYM.Q.POINTER
bcs .9 more than ***
* and #%11001111
sta (ZPLookupSymPtr),y
bit ExpState
bvs .8
jsr EXP.PushAddr
bcs .99
.8 lda #ExpState.VonStack
sta ExpState
* clc Addr on stack
rts
.9 lda #E.TMISMATCH
* sec
.99 rts
*--------------------------------------
EXP.Deref ldy #SYM.Q
lda (ZPLookupSymPtr),y
bit #SYM.Q.PPPOINTER
beq .9
sec
sbc #SYM.Q.POINTER
sta (ZPLookupSymPtr),y
jsr EXP.GetAddr2
bcs .99
>LDYA L.PCC.Deref2
jsr CODE.EmitPCC
bcs .99
lda #ExpState.AinPTR
sta ExpState
* clc
rts
.9 lda #E.TMISMATCH
sec
.99 rts
*--------------------------------------
EXP.Abs
clc
.99 rts
*--------------------------------------
EXP.negate
clc
.99 rts
*--------------------------------------
EXP.lnot
clc
.99 rts
*--------------------------------------
EXP.bnot
clc
.99 rts
*--------------------------------------
EXP.preinc
clc
.99 rts
*--------------------------------------
EXP.predec
clc
.99 rts
*--------------------------------------
EXP.PushAddr ldy #SYM.SC
lda (ZPLookupSymPtr),y
beq .1 SYM.SC.STATIC
* LOCAL
>LDYA L.PCC.PushLAddrH
jsr CODE.EmitPCC
bcs .9
ldy #SYM.Addr
lda (ZPLookupSymPtr),y
eor #$FF
inc
jsr CODE.LDAI
bcs .9
>LDYA L.PCC.PushLAddrL
jmp CODE.EmitPCC
* GLOBAL
.1 ldy #SYM.Addr+1
lda (ZPLookupSymPtr),y
tax
dey
lda (ZPLookupSymPtr),y
jsr CODE.LDAXI
bcs .9
ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.CONST
beq .2
>LDYA L.PCC.PushIAddr
jmp CODE.EmitPCC
.2 >LDYA L.PCC.PushUAddr
jmp CODE.EmitPCC
.9 rts
*--------------------------------------
EXP.GetAddr1 ldy #SYM.SC
lda (ZPLookupSymPtr),y
beq .1 SYM.SC.STATIC
* LOCAL
ldy #SYM.Addr
lda (ZPLookupSymPtr),y
eor #$FF
inc
jsr CODE.LDAI
bcs .9
>LDYA L.PCC.GetLAddr1
jmp CODE.EmitPCC
* GLOBAL
.1 ldy #SYM.Addr+1
lda (ZPLookupSymPtr),y
tax
dey
lda (ZPLookupSymPtr),y
jsr CODE.LDAXI
bcs .9
ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.CONST
beq .2
>LDYA L.PCC.GetIAddr1
jmp CODE.EmitPCC
.2 >LDYA L.PCC.GetUAddr1
jmp CODE.EmitPCC
.9 rts
*--------------------------------------
EXP.GetAddr2 ldy #SYM.SC
lda (ZPLookupSymPtr),y
beq .1 SYM.SC.STATIC
* LOCAL
ldy #SYM.Addr
lda (ZPLookupSymPtr),y
eor #$FF
inc
jsr CODE.LDAI
bcs .9
>LDYA L.PCC.GetLAddr2
jmp CODE.EmitPCC
* GLOBAL
.1 ldy #SYM.Addr+1
lda (ZPLookupSymPtr),y
tax
dey
lda (ZPLookupSymPtr),y
jsr CODE.LDAXI
bcs .9
ldy #SYM.Q
lda (ZPLookupSymPtr),y
and #SYM.Q.CONST
beq .2
>LDYA L.PCC.GetIAddr2
jmp CODE.EmitPCC
.2 >LDYA L.PCC.GetUAddr2
jmp CODE.EmitPCC
.9 rts
*--------------------------------------
EXP.PushValue jsr EXP.GetSymSizeOfInAX
tay
dey
bne .1
>LDYA L.PCC.PushValue1
jmp CODE.EmitPCC
.1 cpy #1
bne .2
>LDYA L.PCC.PushValue2
jmp CODE.EmitPCC
.2 jsr CODE.LDYI
bcs .99
>LDYA L.PCC.PushValueY
jmp CODE.EmitPCC
.99 rts
*--------------------------------------
* out : A,X = size
*--------------------------------------
EXP.GetSymSizeOfInAX
ldy #SYM.Q
lda (ZPLookupSymPtr),y
pha
lda (ZPLookupSymPtr) SYM.T
tay
pla
EXP.GetYASizeOfInAX
bit #SYM.Q.PPPOINTER+SYM.Q.AAARRAY
bne .1
lda CC.TYPESIZE-1,y
ldx #0
clc
rts
.1 lda #2 pointer
ldx #0
sec +1 for hMem Storage
rts
*--------------------------------------
MAN
SAVE usr/src/bin/cc.s.exp
LOAD usr/src/bin/cc.s
ASM
Reference in New Issue View Git Blame Copy Permalink