Chris Pressey
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dbbd99ffe5
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Change how backpatching instructions is implemented.
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2017-12-12 13:54:35 +00:00 |
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Chris Pressey
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19dd089a03
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Allow call and goto routines defined further down in the source.
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2017-12-12 13:17:00 +00:00 |
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Chris Pressey
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45bc4bd0a0
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Tighten assumption when comparing LocationRefs.
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2017-12-12 12:54:16 +00:00 |
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Chris Pressey
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60df162625
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Refactor: common method to backpatch labels.
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2017-12-12 12:51:19 +00:00 |
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Chris Pressey
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8dc44673fa
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LocationRefs are equal if names/type are; this needed __str__ tho.
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2017-12-12 12:45:47 +00:00 |
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Chris Pressey
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e46c6f6c6e
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Improve error messaging yet more. Game kind of has game states now.
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2017-12-12 09:59:43 +00:00 |
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Chris Pressey
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82e33ab476
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Improve error messaging when constraints are exceeded.
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2017-12-12 09:42:16 +00:00 |
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Chris Pressey
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ec2e051518
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Constraint sets may only contain labels, which are resolved late.
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2017-12-11 17:49:02 +00:00 |
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Chris Pressey
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2216fcec17
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copy from word storage to word table and back, indexed by x or y.
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2017-12-11 12:02:48 +00:00 |
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Chris Pressey
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b86e7491d5
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Copy word to word table.
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2017-12-11 11:43:53 +00:00 |
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Chris Pressey
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bef1aba8ce
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Do not assume every label refers to a word-sized chunk of memory.
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2017-12-11 10:42:42 +00:00 |
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Chris Pressey
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404f8c72a3
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We really need to review how storage location labels are emitted.
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2017-12-08 16:59:31 +00:00 |
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Chris Pressey
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84ca6c4e96
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Break the ground where we need to implement word table read/write.
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2017-12-08 15:53:18 +00:00 |
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Chris Pressey
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aa5e4119da
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Copy indexed location to location. All tests pass again.
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2017-12-08 15:07:15 +00:00 |
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Chris Pressey
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689ed37f2e
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Beginnings of implementing word tables. One test still fails.
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2017-12-08 13:41:48 +00:00 |
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Chris Pressey
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ad8e0647a4
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Use right endianness when copying literal word into storage.
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2017-12-07 16:49:43 +00:00 |
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Chris Pressey
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75cf18d3a2
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Add word (constant or memory loc) to pointer (unchecked for now).
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2017-12-07 14:14:43 +00:00 |
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Chris Pressey
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a4fd0e590b
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Adding a word memory location to another word memory location.
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2017-12-07 13:15:21 +00:00 |
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Chris Pressey
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92525fd482
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Adding a constant word to a memory location.
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2017-12-07 12:48:56 +00:00 |
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Chris Pressey
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cf679b293a
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Ability to --debug analysis. Make 16-bit addition test pass.
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2017-12-07 11:49:15 +00:00 |
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Chris Pressey
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97d00637d2
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Initial work on adding 16-bit constants to a 16-bit location.
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2017-12-07 11:31:46 +00:00 |
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Chris Pressey
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d84566a880
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Write stored values, and read values, through pointers.
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2017-12-01 13:52:56 +00:00 |
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Chris Pressey
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32389e4422
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Require that the program does ^buf to get at the address of buf.
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2017-12-01 12:36:58 +00:00 |
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Chris Pressey
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a95cbb0f47
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Introduce IndirectRef and use it instead of adhoc 'copy[]+y' opcode.
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2017-12-01 11:44:40 +00:00 |
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Chris Pressey
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19a196f765
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Compile copy[]+y.
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2017-11-24 16:56:55 +00:00 |
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Chris Pressey
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c8c69a2a7d
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Fix problem with test case, and with serializing as zero page.
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2017-11-24 13:42:14 +00:00 |
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Chris Pressey
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e41dd1aa01
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Attempt to add Zero Page addressing; the emitter may need rethink.
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2017-11-24 13:09:10 +00:00 |
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Chris Pressey
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c91574186b
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First pass of buffer, pointer, copy b, [p] + y, indirect indexed.
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2017-11-24 12:35:36 +00:00 |
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Chris Pressey
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42438dd97f
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Beginning of: buffers and pointers.
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2017-11-24 11:30:20 +00:00 |
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Chris Pressey
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c33e6ef0e9
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Assert that the loop variable is meaningful in repeat. Unit test.
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2017-11-20 16:39:39 +00:00 |
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Chris Pressey
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22cc7bfc11
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Support copy'ing a word constant to a word location. Joystick eg.
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2017-11-20 15:18:21 +00:00 |
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Chris Pressey
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563aaeba47
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Remove low/high byte operators until I've thought about it more.
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2017-11-17 15:54:50 +00:00 |
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Chris Pressey
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9d6ca0b2b4
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Low and high address operators, parsing and execution thereof.
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2016-06-16 11:10:43 -05:00 |
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Chris Pressey
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e2daa33dc5
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Compile copy byte to byte and word to word.
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2016-06-16 11:10:03 -05:00 |
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Chris Pressey
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fc8c85e670
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word types, with syntax and analysis thereof
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2016-06-16 11:08:57 -05:00 |
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Chris Pressey
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007c81acad
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Split scanner off from parser module, into own module.
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2016-06-16 11:04:03 -05:00 |
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Chris Pressey
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7b1ee60a73
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Initial value for locations: changed syntax, executes, compiles.
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2016-06-16 11:03:31 -05:00 |
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Chris Pressey
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b5763e84b4
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Constants (such as routines) cannot be given in call-constraints.
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2015-10-22 20:01:02 +01:00 |
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Chris Pressey
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0d3ac8c247
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{Low,High}AddressByte emittables to fix copy, make indirect call!
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2015-10-22 16:20:10 +01:00 |
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Chris Pressey
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0b2b5d904e
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Implement indirect JSRs with trampolines in theory; doesn't work.
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2015-10-22 15:45:16 +01:00 |
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Chris Pressey
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0361016e4c
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Bring the rest of the tests up to date with the new names.
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2015-10-22 09:48:26 +01:00 |
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Chris Pressey
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cc433e9c64
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Try to improve error messages, thus breaking many unit tests.
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2015-10-21 19:43:44 +01:00 |
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Chris Pressey
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45310b8f9c
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It's getting a little chaotic. Needs better error messages!
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2015-10-21 17:05:49 +01:00 |
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Chris Pressey
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16450e06d5
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Compile goto's.
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2015-10-21 15:51:52 +01:00 |
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Chris Pressey
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bb6ad5d3cf
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Refactor Analyzer. Get analysis tests passing once again.
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2015-10-21 15:45:14 +01:00 |
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Chris Pressey
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49d07cee5f
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Attempt to analyze goto. Looks like it'll need some rewriting.
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2015-10-21 11:41:52 +01:00 |
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Chris Pressey
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6e0ca3838e
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Recast Evaluator as an object. Handle goto inside it.
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2015-10-20 14:39:32 +01:00 |
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Chris Pressey
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be76b9a00d
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Syntax for goto.
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2015-10-20 14:10:33 +01:00 |
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Chris Pressey
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16649042cb
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I kind of forgot that indirect JSR needs a trampoline first :/
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2015-10-20 13:15:21 +01:00 |
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Chris Pressey
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f16cb75677
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Fix compiler. All tests pass once again.
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2015-10-20 12:53:07 +01:00 |
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