58 lines
1.7 KiB
Nix
58 lines
1.7 KiB
Nix
{ lib
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, stdenv
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, cmake
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, ninja
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, gtest
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, fetchFromGitHub
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}:
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stdenv.mkDerivation rec {
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pname = "libhwy";
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version = "1.0.7";
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src = fetchFromGitHub {
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owner = "google";
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repo = "highway";
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rev = version;
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hash = "sha256-Z+mAR9nSAbCskUvo6oK79Yd85bu0HtI2aR5THS1EozM=";
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};
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nativeBuildInputs = [ cmake ninja ];
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# Required for case-insensitive filesystems ("BUILD" exists)
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dontUseCmakeBuildDir = true;
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cmakeFlags = let
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libExt = stdenv.hostPlatform.extensions.library;
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in [
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"-GNinja"
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"-DCMAKE_INSTALL_LIBDIR=lib"
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"-DCMAKE_INSTALL_INCLUDEDIR=include"
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] ++ lib.optionals doCheck [
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"-DHWY_SYSTEM_GTEST:BOOL=ON"
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"-DGTEST_INCLUDE_DIR=${lib.getDev gtest}/include"
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"-DGTEST_LIBRARY=${lib.getLib gtest}/lib/libgtest${libExt}"
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"-DGTEST_MAIN_LIBRARY=${lib.getLib gtest}/lib/libgtest_main${libExt}"
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] ++ lib.optionals stdenv.hostPlatform.isAarch32 [
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"-DHWY_CMAKE_ARM7=ON"
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] ++ lib.optionals stdenv.hostPlatform.isx86_32 [
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# Quoting CMakelists.txt:
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# This must be set on 32-bit x86 with GCC < 13.1, otherwise math_test will be
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# skipped. For GCC 13.1+, you can also build with -fexcess-precision=standard.
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# Fixes tests:
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# HwyMathTestGroup/HwyMathTest.TestAllAtanh/EMU128
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# HwyMathTestGroup/HwyMathTest.TestAllLog1p/EMU128
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"-DHWY_CMAKE_SSE2=ON"
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];
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# hydra's darwin machines run into https://github.com/libjxl/libjxl/issues/408
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doCheck = !stdenv.hostPlatform.isDarwin;
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meta = with lib; {
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description = "Performance-portable, length-agnostic SIMD with runtime dispatch";
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homepage = "https://github.com/google/highway";
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license = with licenses; [ asl20 bsd3 ];
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platforms = platforms.unix;
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maintainers = with maintainers; [ zhaofengli ];
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};
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}
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