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apple2_print_uint16
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Remove unused label, add note about buffer overflow

This commit is contained in:
Michaelangel007 2017-07-05 17:04:50 -07:00
parent d5f4ab176d
commit 242811e99a
1 changed files with 6 additions and 4 deletions
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10
print_uint16.s
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@ -4,15 +4,17 @@ COUT = $FDED
LDA #$12 LDA #$12
LDX #$34 LDX #$34
JMP PrintUint JMP PrintUint16
; Print unsigned 16-bit integer ; Print unsigned 16-bit integer
; A=High byte
; X=Low byte
; Also see: Applesoft LINPRT @ ED24
; ====================================================================== ; ======================================================================
PrintUint PrintUint16
STX _temp+0 STX _temp+0
STA _temp+1 STA _temp+1
PrintDecYX
LDA #0 LDA #0
STA _len ; output buffer len = num digits to print STA _len ; output buffer len = num digits to print
STA _bcd+0 STA _bcd+0
@ -39,7 +41,7 @@ _DoubleDabble ; Y=FD Y=FE Y=FF Y=00
CLD CLD
DecWidth DecWidth
LDY #3 ; intentional buffer overflow - 8 digit output LDY #3 ; intentional buffer overflow - 8 digit output for special case of $0000
BCD2Chars BCD2Chars
LDA _bcd,Y LDA _bcd,Y
JSR HexA ; _output[0..7] = '?' JSR HexA ; _output[0..7] = '?'