5 commits

Author	SHA1	Message	Date
Piotr Fusik	d38417b347	Optimize sign extension.	2019-11-07 21:45:19 +01:00
Piotr Fusik	985371433b	Swap the positive/negative paths to save a branch.	2019-11-07 21:45:19 +01:00
Piotr Fusik	421c3f2b4f	Don't set carry when already set.	2019-11-07 21:45:19 +01:00
Greg King	74c2415795	Changed literal zeroes of the style "#>0" into the style "#>$0000".	2014-09-10 19:15:07 -04:00
Greg King	228b9d1718	Added a fast subroutine to multiply two signed 8-bit numbers.	2014-05-11 01:08:27 -04:00