mirror of
https://github.com/A2osX/A2osX.git
synced 2025-04-04 03:32:12 +00:00
Kernel 0.93+
This commit is contained in:
Rémy GIBERT
parent
9269809d3e
commit
f3a26b40a4
Binary file not shown.
@ -50,7 +50,7 @@ CSH.Quit.RTS rts
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CSH.Run jsr CSH.GetCharNB
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bcs CSH.Quit.RTS
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cmp #'}' End of block ?
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CSH.Run.1 cmp #'}' End of block ?
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bne .1
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jsr CSH.CheckStack must be something on stack....
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@ -63,7 +63,7 @@ CSH.Run jsr CSH.GetCharNB
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.1 cmp #C.CR
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bne .2
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jmp CSH.GetNextCharNB Skip CR and exit
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jmp CSH.GetNextChar Skip CR and exit
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.2 pha
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jsr CSH.SavePtr Save Ptr, in case of while,for....
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@ -84,7 +84,10 @@ CSH.Run jsr CSH.GetCharNB
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txa
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>STA.G CSH.CmdSave
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jmp (J.CSH.KW,x)
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jsr CSH.KW.JMP
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bcs .9
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bra .7
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.4 jsr CSH.GetVar
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bcs .5
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@ -94,7 +97,7 @@ CSH.Run jsr CSH.GetCharNB
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cmp #'='
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bne .99
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jsr CSH.GetNextCharNB Skip =
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jsr CSH.GetNextChar Skip =
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bcs .99
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jsr CSH.ExpEval
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@ -107,13 +110,19 @@ CSH.Run jsr CSH.GetCharNB
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cmp #';'
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bne .99
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jmp CSH.GetNextCharNB Skip ;
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bra .7
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.5 lda #0 no return value type check required
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jsr CSH.FnEval X = function index
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bcs .9
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jmp CSH.GetNextCharNB Skip ;
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.7 jsr CSH.GetNextCharNB Skip ;
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bcs .9
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cmp #C.CR
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bne CSH.Run.1
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jmp CSH.GetNextChar Skip CR
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.99 lda #CSH.E.SYNTAX
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sec
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@ -126,11 +135,12 @@ CSH.Run jsr CSH.GetCharNB
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cmp #C.CR
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bne .80
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clc
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rts
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jmp CSH.GetNextChar Skip CR
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*--------------------------------------
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* Built in Keywords
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*--------------------------------------
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CSH.KW.JMP jmp (J.CSH.KW,x)
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CSH.WHILE
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CSH.IF jsr CSH.GetCharNB
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bcs .9
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@ -314,7 +324,7 @@ CSH.TYPE stx ZPVarType
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cmp #'='
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bne .9
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jsr CSH.GetNextCharNB
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jsr CSH.GetNextCharNB Skip =
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bcs .9
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lda ZPVarType
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@ -329,8 +339,7 @@ CSH.TYPE stx ZPVarType
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cmp #';'
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bne .9
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.8 jsr CSH.GetNextCharNB Skip ;
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clc
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.8 clc
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rts
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.90 lda #CSH.E.DUP
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@ -418,10 +427,17 @@ CSH.FnEval ldx ZPPtr1
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cmp #')'
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bne .90
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jsr CSH.GetNextCharNB Skip )
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jsr CSH.GetNextChar Skip )
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plx restore X = function index
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pla
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sta ZPPtr2
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pla
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sta ZPPtr1+1
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pla
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sta ZPPtr1
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jsr .9
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jmp (J.CSH.EXEC,x)
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.90 lda #CSH.E.SYNTAX
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@ -445,7 +461,11 @@ CSH.FnEval ldx ZPPtr1
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* CS, A = EC
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* CC, A, Y,A or x bytes on Stack
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*--------------------------------------
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CSH.ExpEval ldx ZPPtr2
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CSH.ExpEval ldx ZPPtr1
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phx
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ldx ZPPtr1+1
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phx
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ldx ZPPtr2
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phx
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ldx ZPPtr2+1 One local : BOP1
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phx
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@ -456,14 +476,15 @@ CSH.ExpEval ldx ZPPtr2
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sta ZPPtr2+1 Reset BOP1
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jsr CSH.GetCharNB
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bcs .9
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bcs .33
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.20 jsr CSH.IsLetter Fnc or Var ?
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bcs .2
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lda ZPPtr2 var type
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jsr CSH.GetVar
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bcs .1
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jsr CSH.GetVarValue Get value on stack
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bra .11
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@ -475,10 +496,10 @@ CSH.ExpEval ldx ZPPtr2
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bcs .3
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jsr CSH.GetNumOnStack
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bcs .9
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bcs .99
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.11 jsr CSH.GetCharNB
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bcs .9
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bcs .90
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cmp #','
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beq .8
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@ -488,11 +509,11 @@ CSH.ExpEval ldx ZPPtr2
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beq .8
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jsr CSH.IsOPChar
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bcs .9
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.33 bcs .90
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>LDYA L.CSH.BOPS
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jsr CSH.LookupOP
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bcs .9
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bcs .90
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lda ZPPtr2+1 previous OP...
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bpl .5 go check precedence
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@ -503,27 +524,15 @@ CSH.ExpEval ldx ZPPtr2
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jsr CSH.GetCharNB
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bcc .20 go check for an ARG
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bra .9
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bra .90
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.3 cmp #'"' String literal
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bne .9
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bne .90
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jsr CSH.AddContCharP
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bcs .99
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jmp .11
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.9 plx
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stx ZPPtr2+1
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plx
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stx ZPPtr2
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lda #CSH.E.SYNTAX
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sec
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.99 rts
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.5 cpx ZPPtr2+1
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bcs .6
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@ -537,23 +546,34 @@ CSH.ExpEval ldx ZPPtr2
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* Old OP has precedence, compute ACC=ARG <BOP> ACC
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.6 lda ZPPtr2+1
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jsr CSH.Compute
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bcs .9
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bcs .99
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jsr CSH.GetCharNB
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bcs .9
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bcs .90
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jmp .10
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.8 lda ZPPtr2+1
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bmi .80
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jmp CSH.Compute
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jsr CSH.Compute
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bcc .80
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bcs .99
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.80 plx
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.90 lda #CSH.E.SYNTAX
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.99 sec
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.HS 90 BCC
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.80 clc
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plx
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stx ZPPtr2+1
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plx
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stx ZPPtr2
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plx
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stx ZPPtr1+1
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plx
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stx ZPPtr1
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clc
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rts
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*--------------------------------------
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CSH.AddContCharP
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@ -570,18 +590,12 @@ CSH.AddContCharP
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iny
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bra .1
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.2 lda #0
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.2 lda #0
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sta (ZPCSHConst),y
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phy
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lda #CSH.Q.CONST+CSH.Q.POINTER+CSH.T.CHAR
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sta ZPVarType
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>PUSHW ZPCSHConst Push PTR on stack
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>LDYA ZPCSHConst
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>STYA ZPVarData
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pla
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tya
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sec
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adc ZPCSHConst
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sta ZPCSHConst
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@ -589,7 +603,7 @@ CSH.AddContCharP
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inc ZPCSHConst+1
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.3 jsr CSH.GetNextCharNB Skip "
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.3 jsr CSH.GetNextChar Skip "
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clc
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rts
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@ -698,8 +712,8 @@ CSH.GetNumOnStack
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>PUSHWI ZPFileBufPtr
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>LDYA ZPFileBufPtr
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>SYSCALL StrToF
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clc
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rts
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.1 >PUSHBI 10
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@ -758,7 +772,7 @@ CSH.AddVar sta ZPVarType
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.9 rts
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*--------------------------------------
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CSH.GetVar sta ZPVarType
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>DEBUG
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>PUSHW ZPFileBufPtr
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>LDA.G CSH.hSymbols
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>SYSCALL SListLookup
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@ -1021,8 +1035,6 @@ CSH.GetNextCharNB.RTS
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rts
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*--------------------------------------
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CSH.CheckCharNB cmp #C.SPACE
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beq .9
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cmp #C.CR
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beq .9
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cmp #C.LF
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beq .9
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111
BIN/CSH.S.txt
111
BIN/CSH.S.txt
@ -67,7 +67,10 @@ CS.INIT clc
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* Called until exit with CS
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* if RUN exits with CC, RN entered again
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*--------------------------------------
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CS.RUN >PUSHWI K.VER
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CS.RUN lda #$ff
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>STA.G bTrace
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>PUSHWI K.VER
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>PUSHBI 2
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>LDYA L.MSG.GREETINGS
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>SYSCALL printf
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@ -95,11 +98,19 @@ CS.RUN >PUSHWI K.VER
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>STYA ZPFileBufPtr
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.1 >SLEEP
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jsr CSH.Run
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>LDA.G bTrace
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bpl .2
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>LDYA ZPFileBufPtr
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jsr PrintTraceMsg
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.2 jsr CSH.Run
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bcc .1
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cmp #MLI.E.EOF
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beq .8
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pha
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jsr PrintErrMsg
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pla
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@ -130,26 +141,25 @@ CS.QUIT jsr CSH.Quit
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PrintErrMsg >LDYA ZPFileBuf
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>STYA ZPPtr1
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lda #1
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sta ZPPtr3
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stz ZPPtr3+1
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stz ZPPtr2
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stz ZPPtr2+1 Line counter
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.1 >LDYA ZPPtr1
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>STYA ZPPtr2 Save actual line start
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inc ZPPtr3
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.1 inc ZPPtr2
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bne .2
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inc ZPPtr3+1
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inc ZPPtr2+1
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.2 lda (ZPPtr1)
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beq .6 EoF
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.2 >LDYA ZPPtr1
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>STYA ZPPtr3 save line start
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.20 lda (ZPPtr1)
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beq .4 EoF
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inc ZPPtr1
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bne .3
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inc ZPPtr1+1
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.3 cmp #C.CR
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bne .2 Scan until EoL
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bne .20 Scan until EoL
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ldx ZPPtr1
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cpx ZPFileBufPtr
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@ -157,47 +167,67 @@ PrintErrMsg >LDYA ZPFileBuf
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sbc ZPFileBufPtr+1
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bcc .1 not this line....
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.4 >LDA.G bTrace
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bmi .5
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jsr PrintTraceMsg.3
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.5 lda ZPPtr3
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cmp ZPFileBufPtr
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bne .6
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lda ZPPtr3+1
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cmp ZPFileBufPtr+1
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beq .8
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.6 >PUSHBI '-'
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fputc
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inc ZPPtr3
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bne .5
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inc ZPPtr3+1
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bra .5
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.8 >PUSHW ZPPtr2 Line counter
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>PUSHBI 2
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>PUSHW L.MSG.ERR
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fprintf
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rts
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*--------------------------------------
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PrintTraceMsg >STYA ZPPtr3
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PrintTraceMsg.3 >PUSHBI '>'
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fputc
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ldy #$ff
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.5 iny
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lda (ZPPtr2),y
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beq .6
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.1 iny
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lda (ZPPtr3),y
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beq .8
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cmp #C.CR
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beq .6
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beq .8
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phy
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>PUSHA
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fputc
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ply
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bra .5
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bra .1
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.6 phy
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>PUSHBI 0
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.8 >PUSHBI 0
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>PUSHW L.MSG.ECHOCRLF
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fprintf
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ply
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beq .8
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.7 phy
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>PUSHBI '-'
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fputc
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ply
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dey
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bne .7
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.8 >PUSHW ZPPtr3
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>PUSHBI 2
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>PUSHW L.MSG.ERR
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fprintf
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rts
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*--------------------------------------
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@ -216,6 +246,7 @@ MSG.ERR .AZ "^\r\nLine #%D:"
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.DUMMY
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.OR 0
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DS.START .INB USR/SRC/BIN/CSH.D
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bTrace .BS 1
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DS.END
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.ED
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*--------------------------------------
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Reference in New Issue
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