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number-related syntax checking fix, small cleanup in BASIC

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FeralChild64 committed 2020-06-05 22:47:22 +02:00
1 parent 0436b5c62e
commit 8c4d705445
11 files changed
+89 -41
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c64/basic/engine/unconsume_character.s
+20
View File
@@ -0,0 +1,20 @@
// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Reverses character fetch
//
unconsume_character:
lda TXTPTR+0
sec
sbc #$01
sta TXTPTR+0
lda TXTPTR+1
sbc #$00
sta TXTPTR+1
rts