forked from mirrors/nixpkgs
53 lines
1.6 KiB
Nix
53 lines
1.6 KiB
Nix
{ stdenv, lib, fetchFromGitHub, cmake }:
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# This was originally called mkl-dnn, then it was renamed to dnnl, and it has
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# just recently been renamed again to oneDNN. See here for details:
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# https://github.com/oneapi-src/oneDNN#oneapi-deep-neural-network-library-onednn
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stdenv.mkDerivation rec {
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pname = "oneDNN";
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version = "1.5.1";
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src = fetchFromGitHub {
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owner = "oneapi-src";
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repo = "oneDNN";
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rev = "v${version}";
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sha256 = "1l66gkidldjpznp8pb01wdgrmm0rmrbndv8lzidz8fp9hf473zgl";
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};
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outputs = [ "out" "dev" "doc" ];
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nativeBuildInputs = [ cmake ];
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doCheck = true;
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cmakeFlags = [
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# oneDNN compiles with -msse4.1 by default, but not all x86_64
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# CPUs support SSE 4.1.
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"-DDNNL_ARCH_OPT_FLAGS="
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];
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# The test driver doesn't add an RPath to the build libdir
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preCheck = ''
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export LD_LIBRARY_PATH=$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}$PWD/src
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export DYLD_LIBRARY_PATH=$DYLD_LIBRARY_PATH''${DYLD_LIBRARY_PATH:+:}$PWD/src
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'' + lib.optionalString stdenv.isx86_64 ''
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# Use baseline SIMD in case CPU features get misdetected.
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export DNNL_MAX_CPU_ISA=SSE41
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'';
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# The cmake install gets tripped up and installs a nix tree into $out, in
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# addition to the correct install; clean it up.
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postInstall = ''
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rm -r $out/nix
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'';
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meta = with lib; {
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description = "oneAPI Deep Neural Network Library (oneDNN)";
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homepage = "https://01.org/oneDNN";
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changelog = "https://github.com/oneapi-src/oneDNN/releases/tag/v${version}";
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license = licenses.asl20;
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platforms = platforms.all;
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maintainers = with maintainers; [ alexarice bhipple ];
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};
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}
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