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298 Commits

Author SHA1 Message Date
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
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
49d90dfae0 Add syntax for extern routines, add syntax tests. 2015-10-17 13:50:21 +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
Chris Pressey
bb7fbcda6c Add Emitter framework, and 6502 Generator (will likely change.) 2015-10-16 22:59:35 +01:00
Chris Pressey
22c58ba556 Improve evaluator internals. Finish test suite for analysis. 2015-10-16 19:32:18 +01:00
Chris Pressey
c3a0659058 Write sufficient tests (I think) for analysis of ifs. 2015-10-16 14:01:45 +01:00
Chris Pressey
d22edc52a9 Allow if analysis to pass (needs more tests.) Better styling. 2015-10-16 13:06:18 +01:00
Chris Pressey
9c201ccf07 Fix links in README. Implement Context.clone(). 2015-10-16 10:54:12 +01:00
Chris Pressey
dd4c50fc50 Refactor to replace some sketchy code with code actually in use. 
--HG--
rename : src/sixtypical/objects.py => src/sixtypical/model.py
 2015-10-16 10:40:38 +01:00
Chris Pressey
6192a6a7f8 Add specific error for uninit outputs. Sketch if analysis. 2015-10-16 09:38:38 +01:00
Chris Pressey
f92056d640 REBOOT the entire language & implementation as version 0.2-PRE. 2015-10-16 09:30:24 +01:00