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Make constructing of a new Evaluation use the builder pattern rather
than setting public mutable fields. This is currently a pure
refactor (no functionality has changed) but has a few advantages:
- We've encapsulated the internals of the fields in Evaluation, meaning
we can change them without too much breakage of clients
- We have type safety that prevents us from ever changing the fields of
an Evaluation after it's built (which matters more in a world where we
reuse Evaluations).
More importantly, this paves the road for doing different things with
the construction of an Evaluation - notably, sharing certain things like
the GlobalsMap across subsequent evaluations in eg the REPL.
Fixes: b/262
Change-Id: I4a27116faac14cdd144fc7c992d14ae095a1aca4
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11956
Tested-by: BuildkiteCI
Autosubmit: aspen <root@gws.fyi>
Reviewed-by: flokli <flokli@flokli.de>
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Switch tvix to using jemalloc as the default global allocator on
supported (eg, non-msvc) platforms. This gives a pretty reasonable
performance boost basically for free:
int time: [24.361 µs 24.386 µs 24.418 µs]
change: [-19.355% -18.859% -18.527%] (p = 0.00 < 0.05)
Performance has improved.
merge small attrs time: [37.201 µs 37.328 µs 37.442 µs]
change: [-24.609% -24.266% -23.982%] (p = 0.00 < 0.05)
Performance has improved.
merge large attrs with small attrs
time: [20.030 ms 20.135 ms 20.251 ms]
change: [-4.2811% -3.2549% -2.3807%] (p = 0.00 < 0.05)
Performance has improved.
hello outpath time: [967.91 ms 974.07 ms 983.33 ms]
change: [-5.5008% -4.4552% -3.4099%] (p = 0.00 < 0.05)
Performance has improved.
Change-Id: I6c6e6e3295ec2fca01ea28dc37bcb201cd811767
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10851
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>
Autosubmit: aspen <root@gws.fyi>
Reviewed-by: flokli <flokli@flokli.de>
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Have a Evaluation::new() function that's used to set up the Evaluation
struct initially - which is also used by both new_pure and new_impure
internally.
It's generic over the exact type of IO, making it easier to instantiate
Evaluation with non-tvix-eval EvalIO implementations, that might not be
in a Box.
Change-Id: Ibf728da24aca59639c5b6df58d00ae98c99a63f5
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10640
Reviewed-by: raitobezarius <tvl@lahfa.xyz>
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
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cl/10475 updated the API of tvix_eval::Evaluation, but didn't update
this benchmark to use that new API.
Also, fixes the docstring to no longer specify that there is a "given
snippet".
Change-Id: Ibb8285731849dbeec814e2585bbaa36f22368afe
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10542
Autosubmit: aspen <root@gws.fyi>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
Reviewed-by: flokli <flokli@flokli.de>
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The purpose of black_box is to actually prevent the compiler from being
able to optimize computation of the benchmarked function away.
To accomplish this, we need to actually *use* black_box to blackbox the
input data away, rather than the return type.
Change-Id: I5438982f57509fbf7b85034346a2739d76aef1fa
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9902
Autosubmit: flokli <flokli@flokli.de>
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
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It's been a while since the last time, so quite a lot of stuff has
accumulated here.
Change-Id: I0762827c197b30a917ff470fd8ae8f220f6ba247
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7597
Reviewed-by: grfn <grfn@gws.fyi>
Autosubmit: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
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In //tvix/eval:
* criterion bumped to 4.0, which at least depends on clap 3.x instead
of 2.x, which is less incompatible
In //tvix/cli:
* no changes required
In //tvix/nix_cli:
* some minor changes for compatibility with clap 4.0, no functionality
changes
Change-Id: If793f64b59fcaa2402d3d483ddbab4092f32df03
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7588
Reviewed-by: grfn <grfn@gws.fyi>
Tested-by: BuildkiteCI
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Refactor the environment variable and argument parsing for the tvix repl
to use Clap instead of doing things ad-hoc, and thread through options
obtained from environment variables via explicit arguments rather than
obtaining them from the environment as they're needed. This makes adding
more flags more sustainable, and also makes the binary fully
self-documenting, including supported env vars, via `--help`.
Change-Id: Ib1f6a0cd20056e8c9196760ff755fa5729667760
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6653
Autosubmit: grfn <grfn@gws.fyi>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
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Add a quick couple of benchmarks for merging attribute sets, large and
small.
Change-Id: I26940a9cf4e0d30e3d9eb07a7b8c366ca4072ca3
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6286
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
Autosubmit: grfn <grfn@gws.fyi>
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Interpret was updated to take an optional path arg in
6fe5e2d75 (feat(tvix/eval): resolve relative path literals, 2022-08-12),
but since benchmarks aren't building in CI the resulting breakage of
benchmarks was missed.
Change-Id: I8a93f1b25ae62e2d032fafc153d91977c6466712
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6284
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
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Bootstrap some (initially very simple, mostly proof-of-concept)
benchmarking infrastructure using Criterion, using the newly-exposed lib
from tvix-eval.
Change-Id: I4bb93c142ba8d018d7e67e58ac8907a0429398a5
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6156
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
Autosubmit: grfn <grfn@gws.fyi>
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