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Add PrecompileTools for improved TTFX #65

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Merged
ChrisRackauckas merged 1 commit into from
Jan 2, 2026
Merged

Add PrecompileTools for improved TTFX #65

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2 changes: 2 additions & 0 deletions Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@ version = "0.4.7"

[deps]
LogExpFunctions = "2ab3a3ac-af41-5b50-aa03-7779005ae688"
PrecompileTools = "aea7be01-6a6a-4083-8856-8a6e6704d82a"
Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"

[compat]
Expand All @@ -13,6 +14,7 @@ Distributions = "0.25"
ExplicitImports = "1.14.0"
JET = "0.9, 0.10, 0.11"
LogExpFunctions = "0.3"
PrecompileTools = "1"
Random = "1.10"
Statistics = "1"
Test = "1"
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11 changes: 11 additions & 0 deletions src/PoissonRandom.jl
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Expand Up @@ -2,6 +2,7 @@ module PoissonRandom

using Random: Random, AbstractRNG, randexp
using LogExpFunctions: log1pmx
using PrecompileTools: @compile_workload

export pois_rand, PassthroughRNG

Expand Down Expand Up @@ -136,4 +137,14 @@ pois_rand(PoissonRandom.PassthroughRNG(), λ)
pois_rand(λ::Real) = pois_rand(Random.GLOBAL_RNG, λ)
pois_rand(rng::AbstractRNG, λ::Real) = λ < 6 ? count_rand(rng, λ) : ad_rand(rng, λ)

@compile_workload begin
# Precompile the most common code paths
# Small λ uses count_rand, large λ uses ad_rand
pois_rand(3.0) # count_rand path (λ < 6)
pois_rand(50.0) # ad_rand path (λ >= 6)
# PassthroughRNG for GPU compatibility
pois_rand(PassthroughRNG(), 3.0)
pois_rand(PassthroughRNG(), 50.0)
end

end # module
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