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mirror of https://github.com/catseye/SixtyPical.git synced 2024-11-22 17:32:01 +00:00
Commit Graph

82 Commits

Author SHA1 Message Date
Chris Pressey
38119dbe29 Convert all tests to new syntax. 2018-09-07 22:55:54 +01:00
Chris Pressey
b63bcfcd2b Begin introducing shortcut syntax for nested saves. 2018-09-07 09:36:51 +01:00
Chris Pressey
4bba75857f --output cmdline argument, serialize() returns an array of bytes. 2018-09-06 16:18:41 +01:00
Chris Pressey
8091c45a9a Fix test which is misleading due to the way the appliance works. 2018-05-08 12:14:30 +01:00
Chris Pressey
4986454733 Support save'ing user-defined locations. 2018-04-25 13:27:47 +01:00
Chris Pressey
07541d7913 Compile code for saving a, x, or y on the stack. 2018-04-25 13:15:53 +01:00
Chris Pressey
89fa8361a8 Remove --prelude, reform and document --output-formats. 2018-04-23 13:18:01 +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
3c7d95a724 Support for copy [ptra]+y, [ptrb]+y to indirect LDA indirect STA 2018-04-18 10:57:57 +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
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
ebe53f540c Fix bug when zero page address was $00. 2018-03-29 11:46:56 +01:00
Chris Pressey
eadf1eb4ae A byte or word table can be initialized with a list of constants. 2018-03-29 11:09:02 +01:00
Chris Pressey
2f513f7291 Initial support for initializing byte tables with list of bytes. 2018-03-29 10:45:18 +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
adb53f7a04 Almost compile for loops correctly. 2018-03-14 15:33:11 +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
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
7a024f3062 Compile static storage location access. 2018-02-09 16:13:09 +00:00
Chris Pressey
71cded0297 Move compiler towards being able to compile access to statics. 2018-02-09 14:13:39 +00:00
Chris Pressey
ca1c877a60 Support indirect refs in st, e.g. st a, [ptr] + y. 2018-02-09 11:23:18 +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
7c8f113c07 Properly store address (not contents) of routine into vector table. 2018-02-07 13:56:17 +00:00
Chris Pressey
6c1c1cb153 Include final RTS when emitting trampolines for indirect calls. 2018-02-07 11:11:14 +00:00
Chris Pressey
b4f5d60ad3 I think it should actually look like this! 2018-02-06 17:00:04 +00:00
Chris Pressey
ed1ed3eb5d Always analyze before compiling. 2018-02-06 16:14:44 +00:00
Chris Pressey
70ecd52e8a Retain some syntax compatibility: make table a postfix operator. 2018-02-06 11:34:21 +00:00
Chris Pressey
0be721667a Kind-of not-pretty syntax refactor to support adding typedefs. 2018-02-05 17:01:25 +00:00
Chris Pressey
bbd3a84c00 Retain silly 'name inside the type' syntax (a la C) for now. 2018-02-05 11:18:35 +00:00
Chris Pressey
a082aee001 NOt 100% sure it's correct, but it seems close. 2018-02-02 17:56:50 +00:00
Chris Pressey
b29716fccf Constraints for vector come immediately after the type expression. 2018-02-02 17:16:31 +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
f9dc730f88 copy []+y, a to indirectly read byte into the a register. 2017-12-13 16:11:02 +00:00
Chris Pressey
c7861d375c trash indicates a value is no longer considered meaningful. 2017-12-13 15:23:06 +00:00
Chris Pressey
5f535c963e Subtract word (constant or memory location) from word memory location. 2017-12-13 14:07:59 +00:00
Chris Pressey
f87bcf5ee4 Initial work on initialized byte tables. 2017-12-12 16:41:49 +00:00
Chris Pressey
50390b0787 Can copy a literal word to a word table. 2017-12-12 16:04:59 +00:00
Chris Pressey
63f75a26b4 Initialized word type memory locations. 2017-12-12 15:34:51 +00:00
Chris Pressey
4854077cce Correctly analyze repeat { ... } forever loops. 2017-12-12 15:18:59 +00:00
Chris Pressey
b4709268bc Check in test appliance (dcc6502-adapter) that was missed. 2017-12-11 13:46:06 +00:00
Chris Pressey
2216fcec17 copy from word storage to word table and back, indexed by x or y. 2017-12-11 12:02:48 +00:00
Chris Pressey
b86e7491d5 Copy word to word table. 2017-12-11 11:43:53 +00:00
Chris Pressey
81aeb6c3f7 Use dcc6502 to disassemble code for comparison in unit tests. 2017-12-11 11:16:27 +00:00
Chris Pressey
404f8c72a3 We really need to review how storage location labels are emitted. 2017-12-08 16:59:31 +00:00
Chris Pressey
84ca6c4e96 Break the ground where we need to implement word table read/write. 2017-12-08 15:53:18 +00:00