7 Commits

Author	SHA1	Message	Date
Chris Pressey	fa1b0cfae1	Support branching and looping on the n flag.	2018-03-29 14:45:28 +01:00
Chris Pressey	b9fb26320c	Add some failing tests for looping on the n flag.	2018-03-29 13:33:06 +01:00
Chris Pressey	6e8dc97826	Fork the Atari 2600 Ophis example for easier comparing to 60p.	2018-03-29 12:11:38 +01:00
Chris Pressey	ebe53f540c	Fix bug when zero page address was $00.	2018-03-29 11:46:56 +01:00
Chris Pressey	9b912de17c	Accessing zero-page with ld and st generates zero-page opcodes.	2018-03-29 10:31:42 +01:00
Chris Pressey	1f992f8dbd	Support of NOP opcode.	2018-03-28 14:52:16 +01:00
Chris Pressey	0093c7b7d9	First cut at support for targetting the Atari 2600.	2018-03-28 14:20:53 +01:00