Introduced internal gotoxy that pops both parameters.

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

View File

@@ -7,7 +7,7 @@
.export _cputcxy, _cputc, cputdirect, putchar
.export newline, plot
.import popa, _gotoxy
.import gotoxy
.import PLOT
.include "c64.inc"
@@ -15,8 +15,7 @@
_cputcxy:
pha ; Save C
jsr popa ; Get Y
jsr _gotoxy ; Set cursor, drop x
jsr gotoxy ; Set cursor, drop x and y
pla ; Restore C
; Plot a character - also used as internal function

View File

@@ -12,7 +12,7 @@
.export soft80_newline, soft80_plot
.export soft80_checkchar
.import popa, _gotoxy
.import gotoxy
.import soft80_kplot
.import soft80_internal_bgcolor, soft80_internal_cellcolor
@@ -25,8 +25,7 @@
soft80_cputcxy:
pha ; Save C
jsr popa ; Get Y
jsr _gotoxy ; Set cursor, drop x
jsr gotoxy ; Set cursor, drop x and y
pla ; Restore C
; Plot a character - also used as internal function

View File

@@ -11,7 +11,7 @@
.export soft80mono_cputdirect, soft80mono_putchar
.export soft80mono_newline, soft80mono_plot
.import popa, _gotoxy
.import gotoxy
.import soft80mono_kplot
.import soft80mono_internal_bgcolor, soft80mono_internal_cellcolor
@@ -24,8 +24,7 @@
soft80mono_cputcxy:
pha ; Save C
jsr popa ; Get Y
jsr _gotoxy ; Set cursor, drop x
jsr gotoxy ; Set cursor, drop x and y
pla ; Restore C
; Plot a character - also used as internal function