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{ lib
, stdenv
, fetchFromGitHub
, cmake
, runCommandLocal
, bison
, flex
, llvmPackages_11
, lld_11
, opencl-clang
, python3
, spirv-llvm-translator
, buildWithPatches ? true
}:
let
vc_intrinsics_src = fetchFromGitHub {
owner = "intel";
repo = "vc-intrinsics";
rev = "e5ad7e02aa4aa21a3cd7b3e5d1f3ec9b95f58872";
sha256 = "Vg1mngwpIQ3Tik0GgRXPG22lE4sLEAEFch492G2aIXs=";
};
llvmPkgs = llvmPackages_11 // {
inherit spirv-llvm-translator;
};
inherit (llvmPkgs) llvm;
inherit (if buildWithPatches then opencl-clang else llvmPkgs) clang libclang spirv-llvm-translator;
inherit (lib) getVersion optional optionals versionOlder versions;
in
stdenv.mkDerivation rec {
pname = "intel-graphics-compiler";
version = "1.0.8744";
src = fetchFromGitHub {
owner = "intel";
repo = "intel-graphics-compiler";
rev = "igc-${version}";
sha256 = "G5+dYD8uZDPkRyn1sgXsRngdq4NJndiCJCYTRXyUgTA=";
};
nativeBuildInputs = [ clang cmake bison flex python3 ];
buildInputs = [ clang opencl-clang spirv-llvm-translator llvm lld_11 ];
strictDeps = true;
# 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
# cmake requires an absolute path
prebuilds = runCommandLocal "igc-cclang-prebuilds" { } ''
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 ${lib.getLib libclang}/lib/clang/${getVersion clang}/include/opencl-c.h $out/
ln -s ${lib.getLib libclang}/lib/clang/${getVersion clang}/include/opencl-c-base.h $out/
'';
cmakeFlags = [
"-DVC_INTRINSICS_SRC=${vc_intrinsics_src}"
"-DINSTALL_SPIRVDLL=0"
"-DCCLANG_BUILD_PREBUILDS=ON"
"-DCCLANG_BUILD_PREBUILDS_DIR=${prebuilds}"
"-DIGC_PREFERRED_LLVM_VERSION=${getVersion llvm}"
];
meta = with 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 ];
broken = stdenv.isDarwin; # never built on Hydra https://hydra.nixos.org/job/nixpkgs/trunk/intel-graphics-compiler.x86_64-darwin
};
}
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