English Amiga Board - View Single Post - Loading base address of custom hw registers and using offsets

burma-shave · 27 May 2021, 00:25

Ah, many thanks for the reply! Yes it did look more readable to me, but I was surprised it was faster than

move.w #xxxx,xxx.L

. I think I see it now though. I don't understand it fully, but d16(An) is more compact than specifying a 32 bit address.

27 May 2021, 00:25	#3
burma-shave Registered User Join Date: Mar 2021 Location: Seattle / USA Posts: 17	Ah, many thanks for the reply! Yes it did look more readable to me, but I was surprised it was faster than move.w #xxxx,xxx.L . I think I see it now though. I don't understand it fully, but d16(An) is more compact than specifying a 32 bit address.