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Introduced internal gotoxy that pops both parameters.

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About all CONIO functions offering a <...>xy variant call
  popa
  _gotoxy

By providing an internal gotoxy variant that starts with a popa all those CONIO function can be shortened by 3 bytes. As soon as program calls more than one CONIO function this means an overall code size reduction.
This commit is contained in:
Oliver Schmidt
2016-06-05 14:58:38 +02:00
parent d670998814
commit 13482984ca
50 changed files with 120 additions and 152 deletions
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libsrc/conio/cputs.s
+2 -3
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@@ -6,14 +6,13 @@
;
.export _cputsxy, _cputs
.import popa, _gotoxy, _cputc
.import gotoxy, _cputc
.importzp ptr1, tmp1
_cputsxy:
sta ptr1 ; Save s for later
stx ptr1+1
jsr popa ; Get Y
jsr _gotoxy ; Set cursor, pop x
jsr gotoxy ; Set cursor, pop x and y
jmp L0 ; Same as cputs...
_cputs: sta ptr1 ; Save s