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Commit Graph

5 Commits

Author SHA1 Message Date
Łukasz Czajka
8aa54ecc28
Inlining (#2036)
* Closes #1989
* Adds optimization phases to the pipline (specified by
`opt-phase-eval`, `opt-phase-exec` and `opt-phase-geb` transformations).
* Adds the `-O` option to the `compile` command to specify the
optimization level.
* Functions can be declared for inlining with the `inline` pragma:
   ```
   {-# inline: true #-}
   const : {A B : Type} -> A -> B -> A;
   const x _ := x;
   ```
By default, the function is inlined only if it's fully applied. One can
specify that a function (partially) applied to at least `n` explicit
arguments should be inlined.
   ```
   {-# inline: 2 #-}
   compose : {A B C : Type} -> (B -> C) -> (A -> B) -> A -> C;
   compose f g x := f (g x);
   ```
Then `compose f g` will be inlined, even though it's not fully applied.
But `compose f` won't be inlined.
* Non-recursive fully applied functions are automatically inlined if the
height of the body term does not exceed the inlining depth limit, which
can be specified with the `--inline` option to the `compile` command.
* The pragma `inline: false` disables automatic inlining on a
per-function basis.
2023-05-15 17:27:05 +02:00
janmasrovira
3d012cc8fb
Support more paths (#2000)
- Closes #1993 

This pr makes it possible to use `~`, `..` and environment variables in
the `juvix.yaml` and all flags / input of the cli.

In the CLI, the shell will be responsible for replacing environment
variables with their value, so the usual syntax can be used. For the
`dependencies` field, I have implemented a parser that has some
restrictions:
1. Environment variables are given with the makefile-like syntax
`$(VAR)`
2. The three characters `$` `(` `)` are reserved for the environment
variables syntax.
    They cannot be part of the path.
3. `~` is reserved for `$(HOME)`. I.e. the prepath `~~` will expand to
`$HOME$HOME`.
4. Nested environment variables are not allowed.

Thanks @paulcadman for the feedback. I think we are ready to merge this
nightmarish pr 👻

---------

Co-authored-by: Paul Cadman <git@paulcadman.dev>
2023-04-19 15:56:48 +01:00
Łukasz Czajka
c9b8cdd5e9
Pattern matching compilation (#1874)
This implements a basic version of the algorithm from: Luc Maranget,
[Compiling pattern matching to good decision
trees](http://moscova.inria.fr/~maranget/papers/ml05e-maranget.pdf). No
heuristics are used - the first column is always chosen.

* Closes #1798 
* Closes #1225 
* Closes #1926 
* Adds a global `--no-coverage` option which turns off coverage checking
in favour of generating runtime failures
* Changes the representation of Match patterns in JuvixCore to achieve a
more streamlined implementation
* Adds options to the Core pipeline
2023-03-27 10:42:27 +02:00
Łukasz Czajka
ac6d08e259
Add errors to the Core pipeline and check GEB prerequisites (#1871)
* Depends on #1832 
* Closes #1844
* Adds errors to the Core pipeline
* Checks for no recursion in the GEB pipeline
* Checks for no polymorphism in the GEB pipeline
* Checks for no dynamic type in the GEB pipeline
* Checks for no IO in the GEB pipeline
* Checks for no unsupported builtins in the GEB pipeline
2023-03-20 10:13:07 +01:00
Łukasz Czajka
2d798ec31c
New compilation pipeline (#1832)
* Depends on PR #1824 
* Closes #1556 
* Closes #1825 
* Closes #1843
* Closes #1729 
* Closes #1596 
* Closes #1343 
* Closes #1382 
* Closes #1867 
* Closes #1876 
* Changes the `juvix compile` command to use the new pipeline.
* Removes the `juvix dev minic` command and the `BackendC` tests.
* Adds the `juvix eval` command.
* Fixes bugs in the Nat-to-integer conversion.
* Fixes bugs in the Internal-to-Core and Core-to-Core.Stripped
translations.
* Fixes bugs in the RemoveTypeArgs transformation.
* Fixes bugs in lambda-lifting (incorrect de Bruijn indices in the types
of added binders).
* Fixes several other bugs in the compilation pipeline.
* Adds a separate EtaExpandApps transformation to avoid quadratic
runtime in the Internal-to-Core translation due to repeated calls to
etaExpandApps.
* Changes Internal-to-Core to avoid generating matches on values which
don't have an inductive type.

---------

Co-authored-by: Paul Cadman <git@paulcadman.dev>
Co-authored-by: janmasrovira <janmasrovira@gmail.com>
2023-03-14 16:24:07 +01:00