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Fix coding style.

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Piotr Fusik 2018-03-09 18:48:24 +01:00
parent 970c5f6184
commit 18ada212e7
1 changed files with 14 additions and 5 deletions
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19
libsrc/runtime/ldec.s
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@ -1,5 +1,5 @@
; ;
; Piotr Fusik, 07.03.2018 ; Piotr Fusik, 09.03.2018
; originally by Ullrich von Bassewitz ; originally by Ullrich von Bassewitz
; ;
; CC65 runtime: Decrement eax by value in Y ; CC65 runtime: Decrement eax by value in Y
@ -13,15 +13,24 @@ deceaxy:
sec sec
sbc tmp1 sbc tmp1
bcs @L9 bcs @L9
; borrow from X
; Borrow from X.
dex dex
cpx #$ff cpx #$FF
bne @L9 bne @L9
; X wrapped from zero to $ff, borrow from sreg
; X wrapped from zero to $FF, borrow from sreg.
dec sreg dec sreg
cpx sreg cpx sreg
bne @L9 bne @L9
; sreg wrapped from zero to $ff, borrow from sreg+1
; sreg wrapped from zero to $FF, borrow from sreg+1.
dec sreg+1 dec sreg+1
; Done.
@L9: rts @L9: rts