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{ stdenv
, fetchFromGitHub
, cmake
, pkgconfig
, bison
, flex
, llvmPackages_8
, opencl-clang
, python
, spirv-llvm-translator
, buildWithPatches ? true
}:
let
llvmPkgs = llvmPackages_8 // {
inherit spirv-llvm-translator;
};
inherit (llvmPkgs) llvm;
inherit (if buildWithPatches then opencl-clang else llvmPkgs) clang clang-unwrapped spirv-llvm-translator;
inherit (stdenv.lib) getVersion optional optionals versionOlder versions;
in
stdenv.mkDerivation rec {
pname = "intel-graphics-compiler";
version = "1.0.3627";
src = fetchFromGitHub {
owner = "intel";
repo = "intel-graphics-compiler";
rev = "igc-${version}";
sha256 = "1x9fjvf7rbhil09am2v9j2jhwysdvwgshf9zidbirjgfrqn573h8";
};
nativeBuildInputs = [ clang cmake bison flex llvm python ];
buildInputs = [ clang opencl-clang spirv-llvm-translator ];
# checkInputs = [ lit pythonPackages.nose ];
# FIXME: How do we run the test suite?
# https://github.com/intel/intel-graphics-compiler/issues/98
doCheck = false;
# Handholding the braindead build script
# We put this in a derivation because the cmake requires an absolute path
prebuilds = stdenv.mkDerivation {
name = "igc-cclang-prebuilds";
phases = [ "installPhase" ];
installPhase = ''
mkdir $out
ln -s ${clang}/bin/clang $out/
ln -s clang $out/clang-${versions.major (getVersion clang)}
ln -s ${opencl-clang}/lib/* $out/
ln -s ${clang-unwrapped}/lib/clang/${getVersion clang}/include/opencl-c.h $out/
'';
};
cmakeFlags = [
"-DCCLANG_BUILD_PREBUILDS=ON"
"-DCCLANG_BUILD_PREBUILDS_DIR=${prebuilds}"
"-DIGC_PREFERRED_LLVM_VERSION=${getVersion llvm}"
];
meta = with stdenv.lib; {
homepage = "https://github.com/intel/intel-graphics-compiler";
description = "LLVM-based compiler for OpenCL targeting Intel Gen graphics hardware";
license = licenses.mit;
platforms = platforms.all;
maintainers = with maintainers; [ gloaming ];
};
}
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