consolidate cbm textio routines

This commit is contained in:
Irmen de Jong 2024-03-28 00:04:49 +01:00
parent 681ce9c60c
commit b93fa75377
10 changed files with 324 additions and 952 deletions

View File

@ -3,7 +3,6 @@
%import syslib
%import conv
%import shared_textio_functions
txt {
@ -168,13 +167,13 @@ asmsub print (str text @ AY) clobbers(A,Y) {
asmsub print_ub0 (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, with left padding 0s (3 positions total)
%asm {{
jsr conv.ubyte2decimal
jsr conv.internal_ubyte2decimal
pha
tya
jsr chrout
pla
jsr chrout
txa
jsr chrout
pla
jmp chrout
}}
}
@ -182,21 +181,21 @@ asmsub print_ub0 (ubyte value @ A) clobbers(A,X,Y) {
asmsub print_ub (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, without left padding 0s
%asm {{
jsr conv.ubyte2decimal
jsr conv.internal_ubyte2decimal
_print_byte_digits
pha
cpy #'0'
beq +
tya
jsr chrout
pla
txa
jsr chrout
jmp _ones
+ pla
cmp #'0'
+ cpx #'0'
beq _ones
txa
jsr chrout
_ones txa
_ones pla
jmp chrout
}}
}
@ -210,7 +209,7 @@ asmsub print_b (byte value @ A) clobbers(A,X,Y) {
lda #'-'
jsr chrout
+ pla
jsr conv.byte2decimal
jsr conv.internal_byte2decimal
jmp print_ub._print_byte_digits
}}
}
@ -223,7 +222,7 @@ asmsub print_ubhex (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
lda #'$'
jsr chrout
pla
+ jsr conv.ubyte2hex
+ jsr conv.internal_ubyte2hex
jsr chrout
tya
jmp chrout
@ -277,9 +276,9 @@ asmsub print_uwhex (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
asmsub print_uw0 (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, with left padding 0s (5 positions total)
%asm {{
jsr conv.uword2decimal
jsr conv.internal_uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
- lda conv.internal_uword2decimal.decTenThousands,y
beq +
jsr chrout
iny
@ -291,9 +290,9 @@ asmsub print_uw0 (uword value @ AY) clobbers(A,X,Y) {
asmsub print_uw (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, without left padding 0s
%asm {{
jsr conv.uword2decimal
jsr conv.internal_uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
- lda conv.internal_uword2decimal.decTenThousands,y
beq _allzero
cmp #'0'
bne _gotdigit
@ -303,7 +302,7 @@ asmsub print_uw (uword value @ AY) clobbers(A,X,Y) {
_gotdigit
jsr chrout
iny
lda conv.uword2decimal.decTenThousands,y
lda conv.internal_uword2decimal.decTenThousands,y
bne _gotdigit
rts
_allzero

View File

@ -4,7 +4,7 @@
%import syslib
%import conv
%import shared_textio_functions
%import shared_cbm_textio_functions
txt {
@ -13,6 +13,8 @@ txt {
const ubyte DEFAULT_WIDTH = 40
const ubyte DEFAULT_HEIGHT = 25
romsub $FFD2 = chrout(ubyte character @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
sub clear_screen() {
chrout(147)
@ -288,216 +290,6 @@ _scroll_screen ; scroll only the screen memory
}}
}
romsub $FFD2 = chrout(ubyte char @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
asmsub print (str text @ AY) clobbers(A,Y) {
; ---- print null terminated string, in PETSCII encoding, from A/Y
; note: the compiler contains an optimization that will replace
; a call to this subroutine with a string argument of just one char,
; by just one call to cbm.CHROUT of that single char.
%asm {{
sta P8ZP_SCRATCH_B1
sty P8ZP_SCRATCH_REG
ldy #0
- lda (P8ZP_SCRATCH_B1),y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_ub0 (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, with left padding 0s (3 positions total)
%asm {{
jsr conv.ubyte2decimal
pha
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
txa
jmp cbm.CHROUT
}}
}
asmsub print_ub (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, without left padding 0s
%asm {{
jsr conv.ubyte2decimal
_print_byte_digits
pha
cpy #'0'
beq +
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
jmp _ones
+ pla
cmp #'0'
beq _ones
jsr cbm.CHROUT
_ones txa
jmp cbm.CHROUT
}}
}
asmsub print_b (byte value @ A) clobbers(A,X,Y) {
; ---- print the byte in A in decimal form, without left padding 0s
%asm {{
pha
cmp #0
bpl +
lda #'-'
jsr cbm.CHROUT
+ pla
jsr conv.byte2decimal
jmp print_ub._print_byte_digits
}}
}
asmsub print_ubhex (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in hex form (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
bcc +
pha
lda #'$'
jsr cbm.CHROUT
pla
+ jsr conv.ubyte2hex
jsr cbm.CHROUT
tya
jmp cbm.CHROUT
}}
}
asmsub print_ubbin (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
sta P8ZP_SCRATCH_B1
bcc +
lda #'%'
jsr cbm.CHROUT
+ ldy #8
- lda #'0'
asl P8ZP_SCRATCH_B1
bcc +
lda #'1'
+ jsr cbm.CHROUT
dey
bne -
rts
}}
}
asmsub print_uwbin (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
pha
tya
jsr print_ubbin
pla
clc
jmp print_ubbin
}}
}
asmsub print_uwhex (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in hexadecimal form (4 digits)
; (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
pha
tya
jsr print_ubhex
pla
clc
jmp print_ubhex
}}
}
asmsub print_uw0 (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, with left padding 0s (5 positions total)
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_uw (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, without left padding 0s
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq _allzero
cmp #'0'
bne _gotdigit
iny
bne -
_gotdigit
jsr cbm.CHROUT
iny
lda conv.uword2decimal.decTenThousands,y
bne _gotdigit
rts
_allzero
lda #'0'
jmp cbm.CHROUT
}}
}
asmsub print_w (word value @ AY) clobbers(A,X,Y) {
; ---- print the (signed) word in A/Y in decimal form, without left padding 0's
%asm {{
cpy #0
bpl +
pha
lda #'-'
jsr cbm.CHROUT
tya
eor #255
tay
pla
eor #255
clc
adc #1
bcc +
iny
+ jmp print_uw
}}
}
asmsub input_chars (uword buffer @ AY) clobbers(A) -> ubyte @ Y {
; ---- Input a string (max. 80 chars) from the keyboard, in PETSCII encoding.
; Returns length in Y. (string is terminated with a 0 byte as well)
; It assumes the keyboard is selected as I/O channel!
%asm {{
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldy #0 ; char counter = 0
- jsr cbm.CHRIN
cmp #$0d ; return (ascii 13) pressed?
beq + ; yes, end.
sta (P8ZP_SCRATCH_W1),y ; else store char in buffer
iny
bne -
+ lda #0
sta (P8ZP_SCRATCH_W1),y ; finish string with 0 byte
rts
}}
}
asmsub setchr (ubyte col @X, ubyte row @Y, ubyte character @A) clobbers(A, Y) {
; ---- sets the character in the screen matrix at the given position
%asm {{

View File

@ -4,7 +4,7 @@
%import syslib
%import conv
%import shared_textio_functions
%import shared_cbm_textio_functions
txt {
@ -13,6 +13,7 @@ txt {
const ubyte DEFAULT_WIDTH = 40
const ubyte DEFAULT_HEIGHT = 25
romsub $FFD2 = chrout(ubyte character @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
sub clear_screen() {
chrout(147)
@ -292,216 +293,6 @@ _scroll_screen ; scroll only the screen memory
}}
}
romsub $FFD2 = chrout(ubyte character @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
asmsub print (str text @ AY) clobbers(A,Y) {
; ---- print null terminated string, in PESCII encoding, from A/Y
; note: the compiler contains an optimization that will replace
; a call to this subroutine with a string argument of just one char,
; by just one call to cbm.CHROUT of that single char.
%asm {{
sta P8ZP_SCRATCH_B1
sty P8ZP_SCRATCH_REG
ldy #0
- lda (P8ZP_SCRATCH_B1),y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_ub0 (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, with left padding 0s (3 positions total)
%asm {{
jsr conv.ubyte2decimal
pha
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
txa
jmp cbm.CHROUT
}}
}
asmsub print_ub (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, without left padding 0s
%asm {{
jsr conv.ubyte2decimal
_print_byte_digits
pha
cpy #'0'
beq +
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
jmp _ones
+ pla
cmp #'0'
beq _ones
jsr cbm.CHROUT
_ones txa
jmp cbm.CHROUT
}}
}
asmsub print_b (byte value @ A) clobbers(A,X,Y) {
; ---- print the byte in A in decimal form, without left padding 0s
%asm {{
pha
cmp #0
bpl +
lda #'-'
jsr cbm.CHROUT
+ pla
jsr conv.byte2decimal
jmp print_ub._print_byte_digits
}}
}
asmsub print_ubhex (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in hex form (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
bcc +
pha
lda #'$'
jsr cbm.CHROUT
pla
+ jsr conv.ubyte2hex
jsr cbm.CHROUT
tya
jmp cbm.CHROUT
}}
}
asmsub print_ubbin (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
sta P8ZP_SCRATCH_B1
bcc +
lda #'%'
jsr cbm.CHROUT
+ ldy #8
- lda #'0'
asl P8ZP_SCRATCH_B1
bcc +
lda #'1'
+ jsr cbm.CHROUT
dey
bne -
rts
}}
}
asmsub print_uwbin (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
pha
tya
jsr print_ubbin
pla
clc
jmp print_ubbin
}}
}
asmsub print_uwhex (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in hexadecimal form (4 digits)
; (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
pha
tya
jsr print_ubhex
pla
clc
jmp print_ubhex
}}
}
asmsub print_uw0 (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, with left padding 0s (5 positions total)
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_uw (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, without left padding 0s
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq _allzero
cmp #'0'
bne _gotdigit
iny
bne -
_gotdigit
jsr cbm.CHROUT
iny
lda conv.uword2decimal.decTenThousands,y
bne _gotdigit
rts
_allzero
lda #'0'
jmp cbm.CHROUT
}}
}
asmsub print_w (word value @ AY) clobbers(A,X,Y) {
; ---- print the (signed) word in A/Y in decimal form, without left padding 0's
%asm {{
cpy #0
bpl +
pha
lda #'-'
jsr cbm.CHROUT
tya
eor #255
tay
pla
eor #255
clc
adc #1
bcc +
iny
+ jmp print_uw
}}
}
asmsub input_chars (uword buffer @ AY) clobbers(A) -> ubyte @ Y {
; ---- Input a string (max. 80 chars) from the keyboard, in PETSCII encoding.
; Returns length in Y. (string is terminated with a 0 byte as well)
; It assumes the keyboard is selected as I/O channel!
%asm {{
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldy #0 ; char counter = 0
- jsr cbm.CHRIN
cmp #$0d ; return (ascii 13) pressed?
beq + ; yes, end.
sta (P8ZP_SCRATCH_W1),y ; else store char in buffer
iny
bne -
+ lda #0
sta (P8ZP_SCRATCH_W1),y ; finish string with 0 byte
rts
}}
}
asmsub setchr (ubyte col @X, ubyte row @Y, ubyte character @A) clobbers(A, Y) {
; ---- sets the character in the screen matrix at the given position
%asm {{

View File

@ -11,7 +11,7 @@ conv {
asmsub str_ub0(ubyte value @A) clobbers(X) -> str @AY {
; ---- convert the ubyte in A in decimal string form, with left padding 0s (3 positions total)
%asm {{
jsr internal_str_ub0
jsr internal_ubyte2decimal
sty conv.string_out
stx conv.string_out+1
sta conv.string_out+2
@ -26,7 +26,7 @@ conv {
asmsub str_ub(ubyte value @A) clobbers(X) -> str @AY {
; ---- convert the ubyte in A in decimal string form, without left padding 0s
%asm {{
jsr internal_str_ub0
jsr internal_ubyte2decimal
cpy #'0'
beq +
sty conv.string_out
@ -77,26 +77,10 @@ _done lda #<conv.string_out
}}
}
asmsub internal_str_ub0(ubyte value @A) -> ubyte @Y, ubyte @X, ubyte @A {
%asm {{
ldy #'0'-1
ldx #'9'+1
sec
- iny
sbc #100
bcs -
- dex
adc #10
bmi -
adc #'0'-1
rts
}}
}
asmsub str_ubhex (ubyte value @ A) clobbers(X) -> str @AY {
; ---- convert the ubyte in A in hex string form
%asm {{
jsr conv.ubyte2hex
jsr internal_ubyte2hex
sta string_out
sty string_out+1
lda #0
@ -156,11 +140,11 @@ asmsub str_uwhex (uword value @ AY) -> str @AY {
%asm {{
pha
tya
jsr conv.ubyte2hex
jsr internal_ubyte2hex
sta string_out
sty string_out+1
pla
jsr conv.ubyte2hex
jsr internal_ubyte2hex
sta string_out+2
sty string_out+3
lda #0
@ -174,9 +158,9 @@ asmsub str_uwhex (uword value @ AY) -> str @AY {
asmsub str_uw0 (uword value @ AY) clobbers(X) -> str @AY {
; ---- convert the uword in A/Y in decimal string form, with left padding 0s (5 positions total)
%asm {{
jsr conv.uword2decimal
jsr conv.internal_uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
- lda conv.internal_uword2decimal.decTenThousands,y
sta string_out,y
beq +
iny
@ -191,11 +175,11 @@ asmsub str_uw0 (uword value @ AY) clobbers(X) -> str @AY {
asmsub str_uw (uword value @ AY) clobbers(X) -> str @AY {
; ---- convert the uword in A/Y in decimal string form, without left padding 0s
%asm {{
jsr conv.uword2decimal
jsr conv.internal_uword2decimal
ldx #0
_output_digits
ldy #0
- lda conv.uword2decimal.decTenThousands,y
- lda internal_uword2decimal.decTenThousands,y
beq _allzero
cmp #'0'
bne _gotdigit
@ -204,7 +188,7 @@ _output_digits
_gotdigit sta string_out,x
inx
iny
lda conv.uword2decimal.decTenThousands,y
lda internal_uword2decimal.decTenThousands,y
bne _gotdigit
_end lda #0
sta string_out,x
@ -236,7 +220,7 @@ asmsub str_w (word value @ AY) clobbers(X) -> str @AY {
adc #1
bcc +
iny
+ jsr conv.uword2decimal
+ jsr conv.internal_uword2decimal
ldx #1
bne str_uw._output_digits
rts
@ -531,17 +515,25 @@ _stop
; ----- low level number conversions to decimal strings ----
asmsub ubyte2decimal (ubyte value @A) -> ubyte @Y, ubyte @A, ubyte @X {
; ---- A to decimal string in Y/A/X (100s in Y, 10s in A, 1s in X)
asmsub internal_ubyte2decimal(ubyte value @A) -> ubyte @Y, ubyte @X, ubyte @A {
%asm {{
ldy #uword2decimal.ASCII_0_OFFSET
jmp uword2decimal.hex_try200
ldy #'0'-1
ldx #'9'+1
sec
- iny
sbc #100
bcs -
- dex
adc #10
bmi -
adc #'0'-1
rts
}}
}
asmsub uword2decimal (uword value @AY) -> ubyte @Y, ubyte @A, ubyte @X {
asmsub internal_uword2decimal (uword value @AY) -> ubyte @Y, ubyte @A, ubyte @X {
; ---- convert 16 bit uword in A/Y to decimal
; output in uword2decimal.decTenThousands, decThousands, decHundreds, decTens, decOnes
; output in internal_uword2decimal.decTenThousands, decThousands, decHundreds, decTens, decOnes
; (these are terminated by a zero byte so they can be easily printed)
; also returns Y = 100's, A = 10's, X = 1's
@ -714,7 +706,7 @@ decOnes .byte 0
}}
}
asmsub byte2decimal (byte value @A) -> ubyte @Y, ubyte @A, ubyte @X {
asmsub internal_byte2decimal (byte value @A) -> ubyte @Y, ubyte @A, ubyte @X {
; ---- A (signed byte) to decimal string in Y/A/X (100s in Y, 10s in A, 1s in X)
; note: if the number is negative, you have to deal with the '-' yourself!
%asm {{
@ -723,11 +715,11 @@ asmsub byte2decimal (byte value @A) -> ubyte @Y, ubyte @A, ubyte @X {
eor #255
clc
adc #1
+ jmp ubyte2decimal
+ jmp internal_ubyte2decimal
}}
}
asmsub ubyte2hex (ubyte value @A) clobbers(X) -> ubyte @A, ubyte @Y {
asmsub internal_ubyte2hex (ubyte value @A) clobbers(X) -> ubyte @A, ubyte @Y {
; ---- A to hex petscii string in AY (first hex char in A, second hex char in Y)
%asm {{
pha
@ -747,7 +739,7 @@ _hex_digits .text "0123456789abcdef" ; can probably be reused for other stuff as
}}
}
asmsub uword2hex (uword value @AY) clobbers(A,Y) {
asmsub internal_uword2hex (uword value @AY) clobbers(A,Y) {
; ---- convert 16 bit uword in A/Y into 4-character hexadecimal string 'uword2hex.output' (0-terminated)
%asm {{
sta P8ZP_SCRATCH_REG

View File

@ -4,7 +4,7 @@
%import syslib
%import conv
%import shared_textio_functions
%import shared_cbm_textio_functions
txt {
@ -16,6 +16,8 @@ const ubyte DEFAULT_HEIGHT = 60
const ubyte VERA_TEXTMATRIX_BANK = 1
const uword VERA_TEXTMATRIX_ADDR = $b000
romsub $FFD2 = chrout(ubyte character @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
sub clear_screen() {
chrout(147)
@ -431,215 +433,6 @@ _nextline
}}
}
romsub $FFD2 = chrout(ubyte character @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
asmsub print (str text @ AY) clobbers(A,Y) {
; ---- print null terminated string, in PETSCII encoding, from A/Y
; note: the compiler contains an optimization that will replace
; a call to this subroutine with a string argument of just one char,
; by just one call to cbm.CHROUT of that single char.
%asm {{
sta P8ZP_SCRATCH_B1
sty P8ZP_SCRATCH_REG
ldy #0
- lda (P8ZP_SCRATCH_B1),y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_ub0 (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, with left padding 0s (3 positions total)
%asm {{
jsr conv.ubyte2decimal
pha
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
txa
jmp cbm.CHROUT
}}
}
asmsub print_ub (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, without left padding 0s
%asm {{
jsr conv.ubyte2decimal
_print_byte_digits
pha
cpy #'0'
beq +
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
bra _ones
+ pla
cmp #'0'
beq _ones
jsr cbm.CHROUT
_ones txa
jmp cbm.CHROUT
}}
}
asmsub print_b (byte value @ A) clobbers(A,X,Y) {
; ---- print the byte in A in decimal form, without left padding 0s
%asm {{
pha
cmp #0
bpl +
lda #'-'
jsr cbm.CHROUT
+ pla
jsr conv.byte2decimal
bra print_ub._print_byte_digits
}}
}
asmsub print_ubhex (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in hex form (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
bcc +
pha
lda #'$'
jsr cbm.CHROUT
pla
+ jsr conv.ubyte2hex
jsr cbm.CHROUT
tya
jmp cbm.CHROUT
}}
}
asmsub print_ubbin (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
sta P8ZP_SCRATCH_B1
bcc +
lda #'%'
jsr cbm.CHROUT
+ ldy #8
- lda #'0'
asl P8ZP_SCRATCH_B1
bcc +
lda #'1'
+ jsr cbm.CHROUT
dey
bne -
rts
}}
}
asmsub print_uwbin (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
pha
tya
jsr print_ubbin
pla
clc
bra print_ubbin
}}
}
asmsub print_uwhex (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in hexadecimal form (4 digits)
; (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
pha
tya
jsr print_ubhex
pla
clc
bra print_ubhex
}}
}
asmsub print_uw0 (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, with left padding 0s (5 positions total)
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_uw (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, without left padding 0s
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq _allzero
cmp #'0'
bne _gotdigit
iny
bne -
_gotdigit
jsr cbm.CHROUT
iny
lda conv.uword2decimal.decTenThousands,y
bne _gotdigit
rts
_allzero
lda #'0'
jmp cbm.CHROUT
}}
}
asmsub print_w (word value @ AY) clobbers(A,X,Y) {
; ---- print the (signed) word in A/Y in decimal form, without left padding 0's
%asm {{
cpy #0
bpl +
pha
lda #'-'
jsr cbm.CHROUT
tya
eor #255
tay
pla
eor #255
ina
bne +
iny
+ bra print_uw
}}
}
asmsub input_chars (uword buffer @ AY) clobbers(A) -> ubyte @ Y {
; ---- Input a string (max. 80 chars) from the keyboard, in PETSCII encoding.
; Returns length in Y. (string is terminated with a 0 byte as well)
; It assumes the keyboard is selected as I/O channel!
%asm {{
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldy #0 ; char counter = 0
- jsr cbm.CHRIN
cmp #$0d ; return (ascii 13) pressed?
beq + ; yes, end.
sta (P8ZP_SCRATCH_W1),y ; else store char in buffer
iny
bne -
+ lda #0
sta (P8ZP_SCRATCH_W1),y ; finish string with 0 byte
rts
}}
}
asmsub setchr (ubyte col @X, ubyte row @Y, ubyte character @A) clobbers(A) {
; ---- sets the character in the screen matrix at the given position
%asm {{

View File

@ -4,7 +4,7 @@
%import syslib
%import conv
%import shared_textio_functions
%import shared_cbm_textio_functions
txt {
%option no_symbol_prefixing, ignore_unused
@ -12,6 +12,8 @@ txt {
const ubyte DEFAULT_WIDTH = 40
const ubyte DEFAULT_HEIGHT = 25
romsub $FFD2 = chrout(ubyte character @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
sub clear_screen() {
chrout(147)
@ -145,216 +147,6 @@ asmsub scroll_down () clobbers(A,X) {
}}
}
romsub $FFD2 = chrout(ubyte character @ A) ; for consistency. You can also use cbm.CHROUT directly ofcourse. Note: takes a PETSCII encoded character.
asmsub print (str text @ AY) clobbers(A,Y) {
; ---- print null terminated string, in PETSCII encoding, from A/Y
; note: the compiler contains an optimization that will replace
; a call to this subroutine with a string argument of just one char,
; by just one call to cbm.CHROUT of that single char.
%asm {{
sta P8ZP_SCRATCH_B1
sty P8ZP_SCRATCH_REG
ldy #0
- lda (P8ZP_SCRATCH_B1),y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_ub0 (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, with left padding 0s (3 positions total)
%asm {{
jsr conv.ubyte2decimal
pha
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
txa
jmp cbm.CHROUT
}}
}
asmsub print_ub (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, without left padding 0s
%asm {{
jsr conv.ubyte2decimal
_print_byte_digits
pha
cpy #'0'
beq +
tya
jsr cbm.CHROUT
pla
jsr cbm.CHROUT
jmp _ones
+ pla
cmp #'0'
beq _ones
jsr cbm.CHROUT
_ones txa
jmp cbm.CHROUT
}}
}
asmsub print_b (byte value @ A) clobbers(A,X,Y) {
; ---- print the byte in A in decimal form, without left padding 0s
%asm {{
pha
cmp #0
bpl +
lda #'-'
jsr cbm.CHROUT
+ pla
jsr conv.byte2decimal
jmp print_ub._print_byte_digits
}}
}
asmsub print_ubhex (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in hex form (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
bcc +
pha
lda #'$'
jsr cbm.CHROUT
pla
+ jsr conv.ubyte2hex
jsr cbm.CHROUT
tya
jmp cbm.CHROUT
}}
}
asmsub print_ubbin (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
sta P8ZP_SCRATCH_B1
bcc +
lda #'%'
jsr cbm.CHROUT
+ ldy #8
- lda #'0'
asl P8ZP_SCRATCH_B1
bcc +
lda #'1'
+ jsr cbm.CHROUT
dey
bne -
rts
}}
}
asmsub print_uwbin (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
pha
tya
jsr print_ubbin
pla
clc
jmp print_ubbin
}}
}
asmsub print_uwhex (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in hexadecimal form (4 digits)
; (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
pha
tya
jsr print_ubhex
pla
clc
jmp print_ubhex
}}
}
asmsub print_uw0 (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, with left padding 0s (5 positions total)
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_uw (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, without left padding 0s
%asm {{
jsr conv.uword2decimal
ldy #0
- lda conv.uword2decimal.decTenThousands,y
beq _allzero
cmp #'0'
bne _gotdigit
iny
bne -
_gotdigit
jsr cbm.CHROUT
iny
lda conv.uword2decimal.decTenThousands,y
bne _gotdigit
rts
_allzero
lda #'0'
jmp cbm.CHROUT
}}
}
asmsub print_w (word value @ AY) clobbers(A,X,Y) {
; ---- print the (signed) word in A/Y in decimal form, without left padding 0's
%asm {{
cpy #0
bpl +
pha
lda #'-'
jsr cbm.CHROUT
tya
eor #255
tay
pla
eor #255
clc
adc #1
bcc +
iny
+ jmp print_uw
}}
}
asmsub input_chars (uword buffer @ AY) clobbers(A) -> ubyte @ Y {
; ---- Input a string (max. 80 chars) from the keyboard, in PETSCII encoding.
; Returns length in Y. (string is terminated with a 0 byte as well)
; It assumes the keyboard is selected as I/O channel!
%asm {{
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldy #0 ; char counter = 0
- jsr cbm.CHRIN
cmp #$0d ; return (ascii 13) pressed?
beq + ; yes, end.
sta (P8ZP_SCRATCH_W1),y ; else store char in buffer
iny
bne -
+ lda #0
sta (P8ZP_SCRATCH_W1),y ; finish string with 0 byte
rts
}}
}
asmsub setchr (ubyte col @X, ubyte row @Y, ubyte character @A) clobbers(A, Y) {
; ---- sets the character in the screen matrix at the given position
%asm {{

View File

@ -0,0 +1,251 @@
txt {
; the textio functions common across CBM-compatible compiler targets (c64, c128, pet32 and cx16)
%option merge, no_symbol_prefixing, ignore_unused
asmsub print (str text @ AY) clobbers(A,Y) {
; ---- print null terminated string, in PETSCII encoding, from A/Y
; note: the compiler contains an optimization that will replace
; a call to this subroutine with a string argument of just one char,
; by just one call to cbm.CHROUT of that single char.
%asm {{
sta P8ZP_SCRATCH_B1
sty P8ZP_SCRATCH_REG
ldy #0
- lda (P8ZP_SCRATCH_B1),y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_ubhex (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in hex form (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
bcc +
pha
lda #'$'
jsr cbm.CHROUT
pla
+ jsr conv.internal_ubyte2hex
jsr cbm.CHROUT
tya
jmp cbm.CHROUT
}}
}
asmsub print_ubbin (ubyte value @ A, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the ubyte in A in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
sta P8ZP_SCRATCH_B1
bcc +
lda #'%'
jsr cbm.CHROUT
+ ldy #8
- lda #'0'
asl P8ZP_SCRATCH_B1
bcc +
lda #'1'
+ jsr cbm.CHROUT
dey
bne -
rts
}}
}
asmsub print_uwbin (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in binary form (if Carry is set, a radix prefix '%' is printed as well)
%asm {{
pha
tya
jsr print_ubbin
pla
clc
jmp print_ubbin
}}
}
asmsub print_uwhex (uword value @ AY, bool prefix @ Pc) clobbers(A,X,Y) {
; ---- print the uword in A/Y in hexadecimal form (4 digits)
; (if Carry is set, a radix prefix '$' is printed as well)
%asm {{
pha
tya
jsr print_ubhex
pla
clc
jmp print_ubhex
}}
}
asmsub print_uw0 (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, with left padding 0s (5 positions total)
%asm {{
jsr conv.internal_uword2decimal
ldy #0
- lda conv.internal_uword2decimal.decTenThousands,y
beq +
jsr cbm.CHROUT
iny
bne -
+ rts
}}
}
asmsub print_uw (uword value @ AY) clobbers(A,X,Y) {
; ---- print the uword in A/Y in decimal form, without left padding 0s
%asm {{
jsr conv.internal_uword2decimal
ldy #0
- lda conv.internal_uword2decimal.decTenThousands,y
beq _allzero
cmp #'0'
bne _gotdigit
iny
bne -
_gotdigit jsr cbm.CHROUT
iny
lda conv.internal_uword2decimal.decTenThousands,y
bne _gotdigit
rts
_allzero lda #'0'
jmp cbm.CHROUT
}}
}
asmsub print_w (word value @ AY) clobbers(A,X,Y) {
; ---- print the (signed) word in A/Y in decimal form, without left padding 0's
%asm {{
cpy #0
bpl +
pha
lda #'-'
jsr cbm.CHROUT
tya
eor #255
tay
pla
eor #255
clc
adc #1
bcc +
iny
+ jmp print_uw
}}
}
asmsub input_chars (uword buffer @ AY) clobbers(A) -> ubyte @ Y {
; ---- Input a string (max. 80 chars) from the keyboard, in PETSCII encoding.
; Returns length in Y. (string is terminated with a 0 byte as well)
; It assumes the keyboard is selected as I/O channel!
%asm {{
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldy #0 ; char counter = 0
- jsr cbm.CHRIN
cmp #$0d ; return (ascii 13) pressed?
beq + ; yes, end.
sta (P8ZP_SCRATCH_W1),y ; else store char in buffer
iny
bne -
+ lda #0
sta (P8ZP_SCRATCH_W1),y ; finish string with 0 byte
rts
}}
}
asmsub petscii2scr(ubyte petscii_char @A) -> ubyte @A {
; -- convert petscii character to screencode
%asm {{
sta P8ZP_SCRATCH_REG
lsr a
lsr a
lsr a
lsr a
lsr a
tax
lda _offsets,x
eor P8ZP_SCRATCH_REG
rts
_offsets .byte 128, 0, 64, 32, 64, 192, 128, 128
}}
}
asmsub petscii2scr_str(str petscii_string @AY) {
; -- convert petscii string to screencodes string
%asm {{
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldy #0
- lda (P8ZP_SCRATCH_W1),y
beq +
jsr petscii2scr
sta (P8ZP_SCRATCH_W1),y
iny
bne -
+ rts
}}
}
sub print_bool(bool value) {
if value
txt.print("true")
else
txt.print("false")
}
asmsub print_ub0 (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, with left padding 0s (3 positions total)
%asm {{
jsr conv.internal_ubyte2decimal
pha
tya
jsr cbm.CHROUT
txa
jsr cbm.CHROUT
pla
jmp cbm.CHROUT
}}
}
asmsub print_ub (ubyte value @ A) clobbers(A,X,Y) {
; ---- print the ubyte in A in decimal form, without left padding 0s
%asm {{
jsr conv.internal_ubyte2decimal
_print_byte_digits
pha
cpy #'0'
beq +
tya
jsr cbm.CHROUT
txa
jsr cbm.CHROUT
jmp _ones
+ cpx #'0'
beq _ones
txa
jsr cbm.CHROUT
_ones pla
jmp cbm.CHROUT
}}
}
asmsub print_b (byte value @ A) clobbers(A,X,Y) {
; ---- print the byte in A in decimal form, without left padding 0s
%asm {{
pha
cmp #0
bpl +
lda #'-'
jsr cbm.CHROUT
+ pla
jsr conv.internal_byte2decimal
jmp print_ub._print_byte_digits
}}
}
}

View File

@ -1,46 +0,0 @@
txt {
; the textio functions shared across compiler targets
%option merge, no_symbol_prefixing, ignore_unused
asmsub petscii2scr(ubyte petscii_char @A) -> ubyte @A {
; -- convert petscii character to screencode
%asm {{
sta P8ZP_SCRATCH_REG
lsr a
lsr a
lsr a
lsr a
lsr a
tax
lda _offsets,x
eor P8ZP_SCRATCH_REG
rts
_offsets .byte 128, 0, 64, 32, 64, 192, 128, 128
}}
}
asmsub petscii2scr_str(str petscii_string @AY) {
; -- convert petscii string to screencodes string
%asm {{
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldy #0
- lda (P8ZP_SCRATCH_W1),y
beq +
jsr petscii2scr
sta (P8ZP_SCRATCH_W1),y
iny
bne -
+ rts
}}
}
sub print_bool(bool value) {
if value
txt.print("true")
else
txt.print("false")
}
}

View File

@ -42,7 +42,7 @@ main {
"textio",
"syslib",
"conv",
"shared_textio_functions",
"shared_cbm_textio_functions",
"floats",
"shared_floats_functions",
"math",
@ -101,7 +101,7 @@ main {
listOf(
internedStringsModuleName,
filenameBase,
"textio", "syslib", "conv", "shared_textio_functions", "floats", "shared_floats_functions", "math", "prog8_lib"
"textio", "syslib", "conv", "shared_cbm_textio_functions", "floats", "shared_floats_functions", "math", "prog8_lib"
)
}
options.floats shouldBe true

View File

@ -7,23 +7,31 @@
main {
sub start() {
repeat 40 txt.nl()
txt.print("int to string tests\n\n")
for cx16.r0L in 0 to 255 {
txt.print(conv.str_ub0(cx16.r0L))
txt.nl()
txt.print_ub0(cx16.r0L)
txt.spc()
txt.spc()
}
txt.nl()
txt.nl()
for cx16.r0L in 0 to 255 {
txt.print(conv.str_ub(cx16.r0L))
txt.nl()
txt.print_ub(cx16.r0L)
txt.spc()
txt.spc()
}
txt.nl()
txt.nl()
for cx16.r0sL in -128 to 127 {
txt.print(conv.str_b(cx16.r0sL))
txt.nl()
txt.print_b(cx16.r0sL)
txt.spc()
txt.spc()
}
txt.nl()
txt.nl()
repeat {}
}
}