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54 Commits

Author SHA1 Message Date
Chris Pressey
89fa8361a8 Remove --prelude, reform and document --output-formats. 2018-04-23 13:18:01 +01:00
Chris Pressey
398b67cdcc Yet more TODO notes. 2018-04-19 10:35:21 +01:00
Chris Pressey
8a613febe2 More notes. 2018-04-19 09:54:24 +01:00
Chris Pressey
9adc543cc0 Add TODO note. 2018-04-18 17:59:42 +01:00
Chris Pressey
72fed579d1 Expand on the points in the TODOs. 2018-04-18 16:46:34 +01:00
Chris Pressey
bc91ef1602 Compile byte-table add, sub, cmp, and, or, xor, shl, shr, inc, dec. 2018-04-18 16:32:12 +01:00
Chris Pressey
e565234d28 Support for shl foo and shr foo where foo is a byte storage. 2018-04-18 12:01:53 +01:00
Chris Pressey
b451176f37 (Not possible because there are not Indirect,Y modes for LDX, STX) 2018-04-18 11:27:23 +01:00
Chris Pressey
3c7d95a724 Support for copy [ptra]+y, [ptrb]+y to indirect LDA indirect STA 2018-04-18 10:57:57 +01:00
Chris Pressey
4f28f43bde The existing analysis is actually sufficient. Document why this is. 2018-04-18 10:25:23 +01:00
Chris Pressey
70247e0e44 Generate zero-page code for and, or, and xor, when possible. 2018-04-17 17:58:26 +01:00
Chris Pressey
27df0d27db Optimize away RTS and JMP when possible. Fallthru stuff done. 2018-04-05 14:10:04 +01:00
Chris Pressey
2be4406964 Flesh out and describe the fallthru optimization algorithm. 2018-04-04 10:15:06 +01:00
Chris Pressey
b63b880b8c Update documentation. 2018-03-29 16:58:50 +01:00
Chris Pressey
f86041721d Try to spell out my idea for an algorithm for this. 2018-03-27 17:05:41 +01:00
Chris Pressey
6744ad29a9 Beginnings of modularity. 2018-03-27 16:23:22 +01:00
Chris Pressey
d9e625db30 Clean up driver code, add filename to error messages. 2018-03-27 15:55:29 +01:00
Chris Pressey
3f0e36a67c Add symbolic constants. 2018-03-27 12:36:33 +01:00
Chris Pressey
877f55b6cd VIC-20 example and rewrite docs. 2018-03-26 13:43:33 +01:00
Chris Pressey
7f38d04536 Documentation updates. 2018-03-26 13:16:53 +01:00
Chris Pressey
ed917566ea We have a for loop now. 2018-03-14 16:45:35 +00:00
Chris Pressey
689670a69e Small bugfixes and changes. 2018-03-13 09:25:06 +00:00
Chris Pressey
d7ada8949c Tweaks to README. 2018-03-08 15:34:28 +00:00
Chris Pressey
af09bd8875 Add screenshot. 2018-03-08 13:36:30 +00:00
Chris Pressey
2b9c457ffc Try to improve the description in the documentation, and notes. 2018-03-08 13:24:00 +00:00
Chris Pressey
72efecbb1a Support different preludes for different archs (c64 and vic20 now.) 2018-03-06 17:00:39 +00:00
Chris Pressey
bda0202dee Confirm that AND clips the range and INC/DEC invalidate it. 2018-03-06 15:42:12 +00:00
Chris Pressey
7023fb9c1d Update notes. 2018-03-06 14:15:53 +00:00
Chris Pressey
a115c2bc9f Add notes for for-like loop. 2018-03-05 10:34:49 +00:00
Chris Pressey
e2d10d7d33 Documentation/notes changes for the 0.13 branch. 2018-02-16 09:51:24 +00:00
Chris Pressey
6039e59999 Small documentation sorting. 2018-02-12 16:40:53 +00:00
Chris Pressey
f6fa1ec7d2 Remove need for forward keyword in forward reference in copy. 2018-02-12 15:59:20 +00:00
Chris Pressey
08ec0e46a3 Remove the need for parens in vector (routine ...) table type. 2018-02-12 14:53:49 +00:00
Chris Pressey
5c3c560fe4 Refine documentation. 2018-02-12 14:31:26 +00:00
Chris Pressey
1bd765dbce Begin using static in the demo game. 2018-02-09 16:46:53 +00:00
Chris Pressey
8e1153ebb0 Update notes in README 2018-02-09 11:32:16 +00:00
Chris Pressey
b20b664748 Implement the "union rule for trashes" when analyzing if blocks. 2018-02-08 14:04:51 +00:00
Chris Pressey
69f69d35a4 Update notes in README. 2018-02-08 12:18:55 +00:00
Chris Pressey
34daad0e56 Make ld parse to a IndexedRef or IndirectRef (latter still todo.) 2018-02-08 11:04:11 +00:00
Chris Pressey
15e1fa51dc Update documentation. 2018-02-07 14:48:55 +00:00
Chris Pressey
ed1ed3eb5d Always analyze before compiling. 2018-02-06 16:14:44 +00:00
Chris Pressey
02d703aaf1 Add typedefs to HISTORY. 2018-02-06 13:08:17 +00:00
Chris Pressey
15072eff52 The evaluator doesn't add much and keeps falling behind; remove it. 2018-02-05 13:17:23 +00:00
Chris Pressey
548905dce4 Initialized byte tables need not have all 256 bytes initialized. 2018-02-02 16:31:23 +00:00
Chris Pressey
c786bc4e0c Prep for release of 0.10. 2018-01-08 12:21:38 +00:00
Chris Pressey
c84473224b Some TODO notes. 2017-12-13 16:23:28 +00:00
Chris Pressey
c7861d375c trash indicates a value is no longer considered meaningful. 2017-12-13 15:23:06 +00:00
Chris Pressey
63f75a26b4 Initialized word type memory locations. 2017-12-12 15:34:51 +00:00
Chris Pressey
0145c6d34f I guess we can note that, even though not 100% sure why it was. 2017-12-12 14:59:20 +00:00
Chris Pressey
b7b28830d7 Introducing a new pseudo-opcode is rarely an elegant solution. 2017-12-12 14:09:17 +00:00