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Kernel 0.93+
This commit is contained in:
Rémy GIBERT
parent
a28d9c361f
commit
d2ce5eef6b
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@ -91,7 +91,7 @@ CSH.STYPES >PSTR "char"
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>PSTR "int"
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>PSTR "long"
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* .HS 00
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CSH.TSIZE .HS 0001020401020405 00,CHAR,INT,LONG,UCHAR,UINT,ULONG,FLOAT....
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CSH.SIZEOF .HS 0001020401020405 00,CHAR,INT,LONG,UCHAR,UINT,ULONG,FLOAT....
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*--------------------------------------
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* int printf ( const char * format, ... );
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CSH.FN >PSTR "printf"
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@ -90,9 +90,6 @@ CSH.Run.1 cmp #'#'
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bcs .6 not an internal CSH keyword....
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txa
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>STA.G CSH.CmdSave
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jsr CSH.KW.JMP
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bcs .9
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@ -109,9 +106,11 @@ CSH.Run.1 cmp #'#'
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jsr CSH.GetNextChar Skip =
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bcs .99
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lda #0 Any Type
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jsr CSH.ExpEval
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bcs .9
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txa X = Exp Type
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jsr CSH.SetVarValue
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bcs .9
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@ -122,7 +121,7 @@ CSH.Run.1 cmp #'#'
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bra .8
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.7 lda #0 no return value type check required
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jsr CSH.FnEval X = function index
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jsr CSH.fCall X = function index
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bcs .9
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.8 jsr CSH.GetNextCharNB Skip ;
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@ -139,7 +138,9 @@ CSH.Run.1 cmp #'#'
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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.KW.JMP txa
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>STA.G CSH.CmdSave
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jmp (J.CSH.KW,x)
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CSH.WHILE
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CSH.IF jsr CSH.GetCharNB
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@ -150,6 +151,7 @@ CSH.IF jsr CSH.GetCharNB
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jsr CSH.GetNextCharNB
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bcs .9
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lda #0 Any var type
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jsr CSH.ExpEval
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bcs .99
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@ -163,14 +165,12 @@ CSH.IF jsr CSH.GetCharNB
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cmp #'{'
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bne .9
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jsr CSH.IsValue0
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jsr CSH.IsValue0 X = var type from ExpEval
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bcc .6 Value=0, skip {{....}}
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jsr CSH.GetNextCharNB Skip '{'
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bcs .99
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>LDA.G CSH.CmdSave get back Token ("IF" or "WHILE")
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tax
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jsr CSH.Keyword.start
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bcs .99
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@ -182,13 +182,13 @@ CSH.IF jsr CSH.GetCharNB
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.6 ldx #1 expecting 1 '}' for now....
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.7 jsr CSH.GetNextChar
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.7 jsr CSH.GetNextCharNB
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bcs .9
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cmp #'{'
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bne .71
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inx
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bra .7
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.71 cmp #'}'
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bne .7
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txa
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@ -196,7 +196,7 @@ CSH.IF jsr CSH.GetCharNB
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dex
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bne .7
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jsr CSH.GetNextChar
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jsr CSH.GetNextCharNB skip '}'
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clc
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rts
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@ -204,8 +204,10 @@ CSH.IF jsr CSH.GetCharNB
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.9 lda #CSH.E.SYNTAX
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sec
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.99 rts
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*--------------------------------------
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CSH.Keyword.Start
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>LDA.G CSH.CmdSave get back Token ("IF" or "WHILE")
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tax
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jmp (J.CSH.KW.START,x)
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*--------------------------------------
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CSH.IF.START jmp CSH.Push Push "IF" Token
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@ -331,7 +333,7 @@ CSH.TYPE stx ZPVarType
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jsr CSH.ExpEval
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bcs .99
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lda ZPVarType
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txa
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jsr CSH.SetVarValue Update value to this var
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bcs .99
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@ -357,19 +359,22 @@ CSH.TYPE stx ZPVarType
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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.FnEval ldx ZPPtr1
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CSH.fCall 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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ldx ZPPtr2 local : type
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phx
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ldx ZPPtr2+1 local : variadic size
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phx
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sta ZPPtr2 save Type
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stz ZPPtr2+1 Reset VARIADIC byte count
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>LDYA L.CSH.FN
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jsr CSH.LookupFn
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phx X = function index
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bcs .90
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bcs .10
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>STYA ZPPtr1 f() definition, starting at returned type
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@ -380,7 +385,7 @@ CSH.FnEval ldx ZPPtr1
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bne .90
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jsr CSH.GetNextCharNB skip '('
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bcs .90
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.10 bcs .90
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lda ZPPtr2 Expected type in 0, ignore
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beq .1
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@ -404,15 +409,21 @@ CSH.FnEval ldx ZPPtr1
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bne .4
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inc ZPPtr1+1
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.4 jsr CSH.ExpEval
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bcs .9
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.4 jsr CSH.ExpEval A=0 if VARIADIC
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bcs .9 X = Var Type
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lda (ZPPtr1) no more arg in fn definition
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beq .7
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beq .7
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eor #CSH.T.VARIADIC
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bne .5
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* clc
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lda CSH.SIZEOF,x
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adc ZPPtr2+1
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sta ZPPtr2+1 Add to byte count
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.5 jsr CSH.GetCharNB
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bcs .9
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bcs .90
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cmp #','
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bne .6
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@ -422,17 +433,19 @@ CSH.FnEval ldx ZPPtr1
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lda (ZPPtr1)
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bne .3 Another ARG....
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bra .9 extra args....error
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bra .90 extra args....error
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.6 cmp #')'
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bne .90
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lda (ZPPtr1)
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eor #CSH.T.VARIADIC
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beq .8
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bra .90 missing arg
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bne .90 missing arg
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>PUSHB ZPPtr2+1 push VARIADIC byte count
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bra .8
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.7 jsr CSH.GetCharNB
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bcs .90
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@ -443,6 +456,8 @@ CSH.FnEval ldx ZPPtr1
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plx restore X = function index
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pla
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sta ZPPtr2+1
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pla
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sta ZPPtr2
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pla
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@ -460,6 +475,8 @@ CSH.FnEval ldx ZPPtr1
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.9 plx Discard function index
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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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@ -473,7 +490,7 @@ CSH.FnEval ldx ZPPtr1
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* ZPFileBufPtr, A = Expected type
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* Output:
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* CS, A = EC
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* CC, A, Y,A or x bytes on Stack
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* CC, X = Var Type, Value on Stack
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*--------------------------------------
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CSH.ExpEval ldx ZPPtr1
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phx
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@ -504,7 +521,7 @@ CSH.ExpEval ldx ZPPtr1
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bra .11
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.1 lda ZPPtr2 var type
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jsr CSH.FnEval X = function index
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jsr CSH.fCall X = function index
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bcs .99
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bra .11
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@ -581,14 +598,15 @@ CSH.ExpEval ldx ZPPtr1
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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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ldx ZPPtr2 X = Var Type
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pla
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sta ZPPtr2+1
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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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rts
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*--------------------------------------
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@ -771,7 +789,7 @@ CSH.AddVar sta ZPVarType
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lda ZPVarType
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and #$1f
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tax
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ldy CSH.TSIZE,x
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ldy CSH.SIZEOF,x
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.2 iny +1 for Type
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lda #0
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@ -826,8 +844,8 @@ CSH.PushValueOnStack
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cpx ZPVarData
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bne .99
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.1 ldx ZPVarData
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ldy CSH.TSIZE,x
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.1 ldx ZPVarData
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ldy CSH.SIZEOF,x
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.2 lda ZPVarData,y
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>PUSHA
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@ -847,7 +865,7 @@ CSH.SetVarValue cmp ZPVarType
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sta ZPVarData
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tax
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ldy CSH.TSIZE,x Byte count to transfer
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ldy CSH.SIZEOF,x Byte count to transfer
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ldx #1
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@ -859,7 +877,7 @@ CSH.SetVarValue cmp ZPVarType
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>PUSHBI 0
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ldx ZPVarType
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lda CSH.TSIZE,x
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lda CSH.SIZEOF,x
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inc +1 including TYPE
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>PUSHA
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>PUSHWI ZPVarData
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@ -872,11 +890,13 @@ CSH.SetVarValue cmp ZPVarType
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sec
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rts
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*--------------------------------------
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CSH.IsValue0 ldx ZPVarType
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cpx #CSH.T.FLOAT
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bne .1 char,int,long
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* Input : Value on Stack, X = Var Type
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* Output : CC = true, CS = false
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*--------------------------------------
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CSH.IsValue0 cpx #CSH.T.FLOAT
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bcc .1 char,int,long
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ldy CSH.TSIZE,x
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ldy CSH.SIZEOF,x
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lda ZPVarData,y
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bne .9
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@ -885,7 +905,7 @@ CSH.IsValue0 ldx ZPVarType
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rts
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.1 tax
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lda CSH.TSIZE,x
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lda CSH.SIZEOF,x
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tax
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lda #0
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@ -1122,22 +1142,16 @@ CSH.IsDigit10 cmp #'0'
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*--------------------------------------
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EXEC.printf >PULLYA
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>SYSCALL printf
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bcs .9
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.9 rts
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rts
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*--------------------------------------
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EXEC.puts >PULLYA
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>SYSCALL puts
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bcs .9
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.9 rts
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rts
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*--------------------------------------
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EXEC.cos >FPU COS
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rts
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*--------------------------------------
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EXEC.getchar >SYSCALL getchar
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rts
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*--------------------------------------
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MAN
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