67 Commits

Author	SHA1	Message	Date
Chris Pressey	c33e6ef0e9	Assert that the loop variable is meaningful in repeat. Unit test.	2017-11-20 16:39:39 +00:00
Chris Pressey	22cc7bfc11	Support copy'ing a word constant to a word location. Joystick eg.	2017-11-20 15:18:21 +00:00
Chris Pressey	563aaeba47	Remove low/high byte operators until I've thought about it more.	2017-11-17 15:54:50 +00:00
Chris Pressey	9d6ca0b2b4	Low and high address operators, parsing and execution thereof.	2016-06-16 11:10:43 -05:00
Chris Pressey	e2daa33dc5	Compile copy byte to byte and word to word.	2016-06-16 11:10:03 -05:00
Chris Pressey	fc8c85e670	word types, with syntax and analysis thereof	2016-06-16 11:08:57 -05:00
Chris Pressey	007c81acad	Split scanner off from parser module, into own module.	2016-06-16 11:04:03 -05:00
Chris Pressey	7b1ee60a73	Initial value for locations: changed syntax, executes, compiles.	2016-06-16 11:03:31 -05:00
Chris Pressey	b5763e84b4	Constants (such as routines) cannot be given in call-constraints.	2015-10-22 20:01:02 +01:00
Chris Pressey	0d3ac8c247	{Low,High}AddressByte emittables to fix copy, make indirect call!	2015-10-22 16:20:10 +01:00
Chris Pressey	0b2b5d904e	Implement indirect JSRs with trampolines in theory; doesn't work.	2015-10-22 15:45:16 +01:00
Chris Pressey	0361016e4c	Bring the rest of the tests up to date with the new names.	2015-10-22 09:48:26 +01:00
Chris Pressey	cc433e9c64	Try to improve error messages, thus breaking many unit tests.	2015-10-21 19:43:44 +01:00
Chris Pressey	45310b8f9c	It's getting a little chaotic. Needs better error messages!	2015-10-21 17:05:49 +01:00
Chris Pressey	16450e06d5	Compile goto's.	2015-10-21 15:51:52 +01:00
Chris Pressey	bb6ad5d3cf	Refactor Analyzer. Get analysis tests passing once again.	2015-10-21 15:45:14 +01:00
Chris Pressey	49d07cee5f	Attempt to analyze goto. Looks like it'll need some rewriting.	2015-10-21 11:41:52 +01:00
Chris Pressey	6e0ca3838e	Recast Evaluator as an object. Handle goto inside it.	2015-10-20 14:39:32 +01:00
Chris Pressey	be76b9a00d	Syntax for goto.	2015-10-20 14:10:33 +01:00
Chris Pressey	16649042cb	I kind of forgot that indirect JSR needs a trampoline first :/	2015-10-20 13:15:21 +01:00
Chris Pressey	f16cb75677	Fix compiler. All tests pass once again.	2015-10-20 12:53:07 +01:00
Chris Pressey	b4e0756d7e	Unbreak evaluator, but break compiler b/c change in parser.	2015-10-20 10:07:28 +01:00
Chris Pressey	2dc4dd988e	Parse indirect calls, but break evaluator.	2015-10-20 09:33:30 +01:00
Chris Pressey	7d56705530	Check that the constraints on a routine match those of vector.	2015-10-19 19:17:27 +01:00
Chris Pressey	3010435add	Inputs/outputs/trashes are now part of the type information only.	2015-10-19 18:44:20 +01:00
Chris Pressey	98524e931a	Vector and routine types are constructors with constraints now.	2015-10-19 18:18:06 +01:00
Chris Pressey	f0b8942aa1	Allow vectors to be decorated with inputs/outputs/trashes; test.	2015-10-19 13:04:08 +01:00
Chris Pressey	a12a44eadb	Re-enable disabled test and fix it and add a few related tests.	2015-10-19 12:22:44 +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	fd07f4bae9	More sophisticated static analysis: writeable, touched, meaningful.	2015-10-18 22:27:51 +01:00
Chris Pressey	8b30a232fa	Analyze copy, but... we now need more sophisticated context. :/	2015-10-18 20:16:14 +01:00
Chris Pressey	c98e446583	Spec and syntax for vectors and copy instruction.	2015-10-18 19:41:26 +01:00
Chris Pressey	9235c6eacc	Support line comments.	2015-10-18 18:54:28 +01:00
Chris Pressey	a933c81768	Well, that's a hack. But it works.	2015-10-18 18:47:47 +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	5a5953ca4c	A little awkward, but analyze byte table access correctly.	2015-10-18 18:12:47 +01:00
Chris Pressey	f4186c5f22	AbsoluteX, AbsoluteY addressing modes in 6502-code generator.	2015-10-18 17:47:45 +01:00
Chris Pressey	4287bf81c1	Parse byte table declarations and indexing modifiers.	2015-10-18 17:40:53 +01:00
Chris Pressey	41432b5cb3	Syntax is syntax, test it there. Register built-ins as symbols.	2015-10-18 17:32:12 +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	f7eb0d48a8	Spec, parse, evaluate, and analyze repeat blocks.	2015-10-18 13:37:35 +01:00
Chris Pressey	070ffacf69	Don't generate code for empty else blocks.	2015-10-17 18:25:54 +01:00
Chris Pressey	b794d8d273	Get serialization of relative labels correct.	2015-10-17 18:11:23 +01:00
Chris Pressey	a5c3b4725d	Pass address when serializing. Still wrong, of course.	2015-10-17 16:51:35 +01:00
Chris Pressey	b6bb64528f	Implement compiling if, but we need relative addressing first.	2015-10-17 16:34:02 +01:00