2014-03-31 22:31:30 +00:00
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SixtyPical
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==========
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2014-04-01 12:01:27 +00:00
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SixtyPical is a very low-level programming language, similar to 6502 assembly,
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2015-10-16 08:30:24 +00:00
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with static analysis through abstract interpretation.
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2014-04-01 12:01:27 +00:00
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2015-10-16 08:30:24 +00:00
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In practice, this means it catches things like
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2014-04-01 12:01:27 +00:00
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2015-10-16 08:30:24 +00:00
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* you forgot to clear carry before adding something to the accumulator
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* a subroutine that you call trashes a register you thought was preserved
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2014-04-04 17:27:51 +00:00
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2015-10-16 08:30:24 +00:00
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and suchlike.
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2014-04-11 21:50:03 +00:00
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2015-10-16 08:30:24 +00:00
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It is a **work in progress**, currently at the **proof-of-concept** stage.
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2014-04-12 11:55:33 +00:00
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2015-10-17 17:31:15 +00:00
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The current released version of SixtyPical is 0.3. The current development
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version of SixtyPical, unreleased as of this writing, is 0.4-PRE.
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2014-04-12 11:55:33 +00:00
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2015-10-16 09:00:51 +00:00
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Documentation
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-------------
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2014-04-01 13:33:57 +00:00
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2015-10-16 09:00:51 +00:00
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* Design Goals — coming soon.
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2015-10-16 09:54:12 +00:00
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* [SixtyPical specification](doc/SixtyPical.md)
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2015-10-18 12:37:35 +00:00
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* [SixtyPical history](HISTORY.md)
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2015-10-17 17:31:15 +00:00
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* [Literate test suite for SixtyPical syntax](tests/SixtyPical Syntax.md)
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2015-10-16 09:54:12 +00:00
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* [Literate test suite for SixtyPical execution](tests/SixtyPical Execution.md)
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* [Literate test suite for SixtyPical analysis](tests/SixtyPical Analysis.md)
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2015-10-17 17:31:15 +00:00
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* [Literate test suite for SixtyPical compilation](tests/SixtyPical Compilation.md)
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2015-10-16 18:15:01 +00:00
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* [6502 Opcodes used/not used in SixtyPical](doc/6502 Opcodes.md)
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2015-10-16 09:00:51 +00:00
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TODO
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----
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2015-10-17 11:30:45 +00:00
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For 0.4:
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2015-10-17 17:29:33 +00:00
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* explicitly-addressed memory locations
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2015-10-16 09:00:51 +00:00
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2015-10-17 11:30:45 +00:00
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For 0.5:
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2015-10-16 09:00:51 +00:00
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2015-10-16 17:39:38 +00:00
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* add line number (or at least routine name) to error messages.
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2015-10-16 09:00:51 +00:00
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* hexadecimal literals.
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* 6502-mnemonic aliases (`sec`, `clc`)
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* other handy aliases (`eq` for `z`, etc.)
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2015-10-17 11:30:45 +00:00
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* source code comments.
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For 0.6:
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* `word` type.
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* `table` type constructor and indirect addressing.
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