Add FastLapackInterface.jl's LU to LinearSolveAutotune algorithms

- Added FastLUFactorization to the list of algorithms tested in autotune
- Added FastLapackInterface as a dependency to LinearSolveAutotune
- The algorithm is now included in benchmarking and preference setting

Author: ChrisRackauckas

Project.toml

@@ -9,6 +9,7 @@ ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
 ConcreteStructs = "2569d6c7-a4a2-43d3-a901-331e8e4be471"
 DocStringExtensions = "ffbed154-4ef7-542d-bbb7-c09d3a79fcae"
 EnumX = "4e289a0a-7415-4d19-859d-a7e5c4648b56"
+FastLapackInterface = "29a986be-02c6-4525-aec4-84b980013641"
 GPUArraysCore = "46192b85-c4d5-4398-a991-12ede77f4527"
 InteractiveUtils = "b77e0a4c-d291-57a0-90e8-8db25a27a240"
 Krylov = "ba0b0d4f-ebba-5204-a429-3ac8c609bfb7"
@@ -36,7 +37,6 @@ CUDSS = "45b445bb-4962-46a0-9369-b4df9d0f772e"
 CUSOLVERRF = "a8cc9031-bad2-4722-94f5-40deabb4245c"
 EnzymeCore = "f151be2c-9106-41f4-ab19-57ee4f262869"
 FastAlmostBandedMatrices = "9d29842c-ecb8-4973-b1e9-a27b1157504e"
-FastLapackInterface = "29a986be-02c6-4525-aec4-84b980013641"
 ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
 HYPRE = "b5ffcf37-a2bd-41ab-a3da-4bd9bc8ad771"
 IterativeSolvers = "42fd0dbc-a981-5370-80f2-aaf504508153"

lib/LinearSolveAutotune/Project.toml

@@ -10,6 +10,7 @@ CPUSummary = "2a0fbf3d-bb9c-48f3-b0a9-814d99fd7ab9"
 CUDA = "052768ef-5323-5732-b1bb-66c8b64840ba"
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
 Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
+FastLapackInterface = "29a986be-02c6-4525-aec4-84b980013641"
 GitHub = "bc5e4493-9b4d-5f90-b8aa-2b2bcaad7a26"
 LAPACK_jll = "51474c39-65e3-53ba-86ba-03b1b862ec14"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
@@ -36,6 +37,7 @@ CPUSummary = "0.2"
 CUDA = "5"
 DataFrames = "1"
 Dates = "1"
+FastLapackInterface = "2.0.4"
 GitHub = "5"
 LAPACK_jll = "3"
 LinearAlgebra = "1"

lib/LinearSolveAutotune/src/algorithms.jl

@@ -68,6 +68,14 @@ function get_available_algorithms(; skip_missing_algs::Bool = false)
     push!(algs, SimpleLUFactorization())
     push!(alg_names, "SimpleLUFactorization")
 
+    # FastLapackInterface LU if available
+    try
+        push!(algs, FastLUFactorization())
+        push!(alg_names, "FastLUFactorization")
+    catch e
+        @warn "FastLUFactorization not available: $e"
+    end
+
     return algs, alg_names
 end