History of
src
/
sixtypical
/
compiler.py
@construct-callgraph
git clone https://git.catseye.tc/SixtyPical/
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Add `reset` instruction; much refactoring.
Chris Pressey
6 years ago
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Implement local locations that aren't statically initialized.
Chris Pressey
6 years ago
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Store type information in SymbolTable shared across phases.
Chris Pressey
6 years ago
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Distinct AST nodes for call and goto instructions.
Chris Pressey
6 years ago
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Checkpoint import of changes for version 0.19.
Chris Pressey
6 years ago
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Support more modes on `add` and `sub`.
Chris Pressey
6 years ago
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Add example test program for cmp-against-literal-word. Fix it.
Chris Pressey
6 years ago
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`cmp` can compare against a literal word.
Chris Pressey
6 years ago
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Fix order of operands in word-sized `cmp`.
Chris Pressey
6 years ago
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If add and sub can work on words, then cmp can work on words too.
Chris Pressey
6 years ago
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Initial attempt at 16-bit compare. Not super well tested yet.
Chris Pressey
6 years ago
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Support `save X, Y, Z {}` as a shortcut syntax for nested `save`s.
Chris Pressey
6 years ago
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pyflakes.
Chris Pressey
6 years ago
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Not making any promises, but reduce the errors under Python 3.
Chris Pressey
6 years ago
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Support save'ing user-defined locations.
Chris Pressey
7 years ago
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Compile code for saving a, x, or y on the stack.
Chris Pressey
7 years ago
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Compile byte-table add, sub, cmp, and, or, xor, shl, shr, inc, dec.
Chris Pressey
7 years ago
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Support for `shl foo` and `shr foo` where `foo` is a byte storage.
Chris Pressey
7 years ago
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Support for `copy [ptra]+y, [ptrb]+y` to indirect LDA indirect STA
Chris Pressey
7 years ago
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Generate zero-page code for and, or, and xor, when possible.
Chris Pressey
7 years ago
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Optimize away `RTS` and `JMP` when possible. Fallthru stuff done.
Chris Pressey
7 years ago
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Begin hooking the fallthru analysis up to the compilation phase.
Chris Pressey
7 years ago
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Support branching and looping on the `n` flag.
Chris Pressey
7 years ago
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Fix bug when zero page address was $00.
Chris Pressey
7 years ago
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A `byte` or `word` table can be initialized with a list of constants.
Chris Pressey
7 years ago
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Initial support for initializing byte tables with list of bytes.
Chris Pressey
7 years ago
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Accessing zero-page with `ld` and `st` generates zero-page opcodes.
Chris Pressey
7 years ago
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Support of NOP opcode.
Chris Pressey
7 years ago
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Make compilation tests pass.
Chris Pressey
7 years ago
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Almost compile `for` loops correctly.
Chris Pressey
7 years ago