- mov \irqstat, #0x0D80
-1000:
- ldr \tmp, [\irqstat, \base]
- cmp \tmp, #0
- bne 1001f
- addeq \irqnr, \irqnr, #32
- addeq \irqstat, \irqstat, #4
+1000: add \irqstat, \base, \irqnr, lsr #3
+ ldr \tmp, [\irqstat, #0xd80]
+ ldr \irqstat, [\irqstat, #0x080]
+ ands \tmp, \tmp, \irqstat
+ bne 1001f
+ add \irqnr, \irqnr, #32