20 Commits

Author	SHA1	Message	Date
Chris Pressey	2dc4dd988e	Parse indirect calls, but break evaluator.	2015-10-20 09:33:30 +01:00
Chris Pressey	98524e931a	Vector and routine types are constructors with constraints now.	2015-10-19 18:18:06 +01:00
Chris Pressey	04de73d04d	Solve this by defining an Offset emittable.	2015-10-19 08:55:47 +01:00
Chris Pressey	e3fe337730	Interesting dead end we've got ourselves into here.	2015-10-18 23:31:17 +01:00
Chris Pressey	645079f03a	Implement 'with interrupts off'.	2015-10-18 23:15:40 +01:00
Chris Pressey	a9bd8a3714	Indexed access, + x / + y, at least for LDA and STA. ... --HG-- rename : eg/screen.60p => eg/screen1.60p	2015-10-18 18:32:20 +01:00
Chris Pressey	e1cf162a5b	Refs have types.	2015-10-18 17:23:01 +01:00
Chris Pressey	522c771208	Add explicitly-addressed memory locations.	2015-10-18 16:22:36 +01:00
Chris Pressey	49e42af953	Implement if not and repeat forever.	2015-10-18 15:32:28 +01:00
Chris Pressey	c5998ed240	Compile repeat loops.	2015-10-18 13:55:40 +01:00
Chris Pressey	070ffacf69	Don't generate code for empty else blocks.	2015-10-17 18:25:54 +01:00
Chris Pressey	b6bb64528f	Implement compiling if, but we need relative addressing first.	2015-10-17 16:34:02 +01:00
Chris Pressey	479b484313	Compile the rest of the instructions.	2015-10-17 16:17:35 +01:00
Chris Pressey	e62fd85ccf	Compile access of defined memory locations.	2015-10-17 15:46:28 +01:00
Chris Pressey	a3160a5166	Call defined routines.	2015-10-17 15:23:00 +01:00
Chris Pressey	643a48a2c5	Compiler object, labels, compile 'call'... It prints 'A'!	2015-10-17 15:06:50 +01:00
Chris Pressey	2ffff3bbdb	Make extern routines survive analysis.	2015-10-17 14:54:28 +01:00
Chris Pressey	5b429adfd9	6502 opcodes are Emittables. Can compile simple programs now!	2015-10-17 11:08:25 +01:00
Chris Pressey	c0243ee6ba	Wire up the compiler and wring out obvious bugs.	2015-10-17 10:17:44 +01:00
Chris Pressey	ba55065060	Sketch the compiler.	2015-10-16 23:12:52 +01:00