Add Enzyme extension

Author: wsmoses

Project.toml

@@ -8,6 +8,7 @@ ArrayInterface = "4fba245c-0d91-5ea0-9b3e-6abc04ee57a9"
 ConcreteStructs = "2569d6c7-a4a2-43d3-a901-331e8e4be471"
 DocStringExtensions = "ffbed154-4ef7-542d-bbb7-c09d3a79fcae"
 EnumX = "4e289a0a-7415-4d19-859d-a7e5c4648b56"
+EnzymeCore = "f151be2c-9106-41f4-ab19-57ee4f262869"
 FastLapackInterface = "29a986be-02c6-4525-aec4-84b980013641"
 GPUArraysCore = "46192b85-c4d5-4398-a991-12ede77f4527"
 InteractiveUtils = "b77e0a4c-d291-57a0-90e8-8db25a27a240"
@@ -30,6 +31,7 @@ UnPack = "3a884ed6-31ef-47d7-9d2a-63182c4928ed"
 
 [weakdeps]
 BlockDiagonals = "0a1fb500-61f7-11e9-3c65-f5ef3456f9f0"
+Enzyme = "7da242da-08ed-463a-9acd-ee780be4f1d9"
 CUDA = "052768ef-5323-5732-b1bb-66c8b64840ba"
 HYPRE = "b5ffcf37-a2bd-41ab-a3da-4bd9bc8ad771"
 IterativeSolvers = "42fd0dbc-a981-5370-80f2-aaf504508153"
@@ -42,6 +44,7 @@ Pardiso = "46dd5b70-b6fb-5a00-ae2d-e8fea33afaf2"
 [extensions]
 LinearSolveBlockDiagonalsExt = "BlockDiagonals"
 LinearSolveCUDAExt = "CUDA"
+LinearSolveEnzymeExt = "Enzyme"
 LinearSolveHYPREExt = "HYPRE"
 LinearSolveIterativeSolversExt = "IterativeSolvers"
 LinearSolveKernelAbstractionsExt = "KernelAbstractions"

src/init.jl

@@ -15,5 +15,8 @@ function __init__()
         @require MKL_jll="856f044c-d86e-5d09-b602-aeab76dc8ba7" begin
             include("../ext/LinearSolveMKLExt.jl")
         end
+        @require Enzyme="7da242da-08ed-463a-9acd-ee780be4f1d9" begin
+            include("../ext/LinearSolveEnzymeExt.jl")
+        end
     end
 end