Optimized based on https://github.com/cc65/cc65/pull/1393.

2021-02-05 11:54:07 +01:00 · 2021-02-05 11:54:07 +01:00 · 8551431233
commit 8551431233
parent a9dac3b1ef
1 changed files with 4 additions and 8 deletions
--- a/libsrc/telestrat/kbhit.s
+++ b/libsrc/telestrat/kbhit.s
@ -10,12 +10,8 @@

 _kbhit:
        BRK_TELEMON XRD0
-        bcs     @no_char_action
        ldx     #$00
-        lda     #$01
+        txa
+        rol
+        eor     #$01
        rts
-@no_char_action:
-        lda     #$00
-        tax        
-        rts
-