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Commit Graph

38 Commits

Author SHA1 Message Date
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
Chris Pressey
ad8e0647a4 Use right endianness when copying literal word into storage. 2017-12-07 16:49:43 +00:00
Chris Pressey
75cf18d3a2 Add word (constant or memory loc) to pointer (unchecked for now). 2017-12-07 14:14:43 +00:00
Chris Pressey
a4fd0e590b Adding a word memory location to another word memory location. 2017-12-07 13:15:21 +00:00
Chris Pressey
92525fd482 Adding a constant word to a memory location. 2017-12-07 12:48:56 +00:00
Chris Pressey
6afbf581f7 Deal with the inputs/outputs of buffers, in a weak way. 2017-12-01 15:10:16 +00:00
Chris Pressey
d84566a880 Write stored values, and read values, through pointers. 2017-12-01 13:52:56 +00:00
Chris Pressey
32389e4422 Require that the program does ^buf to get at the address of buf. 2017-12-01 12:36:58 +00:00
Chris Pressey
19a196f765 Compile copy[]+y. 2017-11-24 16:56:55 +00:00
Chris Pressey
c8c69a2a7d Fix problem with test case, and with serializing as zero page. 2017-11-24 13:42:14 +00:00
Chris Pressey
e41dd1aa01 Attempt to add Zero Page addressing; the emitter may need rethink. 2017-11-24 13:09:10 +00:00
Chris Pressey
b2b2582e0f Add some tests for copying literal words to word memory locations. 2017-11-20 15:53:34 +00:00
Chris Pressey
feb5729ab9 Minor changes to docs. 2017-11-20 14:10:43 +00:00
Chris Pressey
e2daa33dc5 Compile copy byte to byte and word to word. 2016-06-16 11:10:03 -05:00
Chris Pressey
7b1ee60a73 Initial value for locations: changed syntax, executes, compiles. 2016-06-16 11:03:31 -05:00
Chris Pressey
33d72c0692 Fix tests. 2015-10-22 17:21:01 +01:00
Chris Pressey
16450e06d5 Compile goto's. 2015-10-21 15:51:52 +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
04de73d04d Solve this by defining an Offset emittable. 2015-10-19 08:55:47 +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
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
b794d8d273 Get serialization of relative labels correct. 2015-10-17 18:11:23 +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
d0e3dfbf84 Add tests for compilation, BASIC header, load-n-go script. 2015-10-17 12:28:39 +01:00