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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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5
libsrc/geos-common/conio/gotoxy.s
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@@ -8,7 +8,7 @@
; void gotoy (unsigned char y);
; void gotoxy (unsigned char x, unsigned char y);
.export _gotox, _gotoy, _gotoxy, fixcursor
.export _gotox, _gotoy, gotoxy, _gotoxy, fixcursor
.import popa
.importzp cursor_x, cursor_y, cursor_c, cursor_r
@@ -22,6 +22,9 @@ _gotoy:
sta cursor_r
jmp fixcursor
gotoxy:
jsr popa
_gotoxy:
sta cursor_r
jsr popa