%global igc_commit_id 67351f4e52f52eb2e4d68a9a40599a77733b5603
%global llvm_patches_commit_id 17fc4383393b733d156a61617fc28c8ff09e0519
%global major_version 18
%global minor_version 48
%global patch_version 1124
%global package_release 2.experimental

Name: intel-igc
Version: %{major_version}.%{minor_version}.%{patch_version}
Release: %{package_release}%{?dist}
Summary: Intel(R) Graphics Compiler for OpenCL(TM)

Group: System Environment/Libraries
License: MIT
URL: https://github.com/intel/intel-graphics-compiler
Source0: https://github.com/intel/intel-graphics-compiler/archive/%{igc_commit_id}/igc.tar.gz
Source1: https://github.com/intel/llvm-patches/archive/%{llvm_patches_commit_id}/llvm-patches.tar.gz
Source2: https://github.com/llvm-mirror/llvm/archive/release_40/llvm-40.tar.gz

%if 0%{?el7}
BuildRequires: centos-release-scl epel-release
BuildRequires: devtoolset-4-gcc-c++ cmake3 ninja-build llvm-toolset-7-clang
BuildRequires: gcc-c++ ninja-build make procps flex bison python2 p7zip patch
%else
BuildRequires: cmake clang gcc-c++ ninja-build make procps flex bison python2 p7zip
%endif

BuildRequires: intel-opencl-clang-devel >= 4.0.16

%description

%package       core
Summary:       Intel(R) Graphics Compiler Core

%description   core

%package       opencl
Summary:       Intel(R) Graphics Compiler Frontend for OpenCL(TM)
Requires:      %{name}-core = %{version}-%{release}
Requires:      intel-opencl-clang >= 4.0.16

%description   opencl

%package       opencl-devel
Summary:       Intel(R) Graphics Compiler development package for OpenCL(TM)
Requires:      %{name}-opencl = %{version}-%{release}

%description   opencl-devel


%prep
echo 0%{?rhel}
echo 0%{?fedora}
echo 0%{?rhl}
echo 0%{?el7}

%build
echo "==== BUILD ===="
rm -rf *

mkdir igc common_clang llvm_patches opencl_headers llvm_source clang_source
tar xzf $RPM_SOURCE_DIR/igc.tar.gz -C igc --strip-components=1
tar xzf $RPM_SOURCE_DIR/llvm-patches.tar.gz -C llvm_patches --strip-components=1
tar xzf $RPM_SOURCE_DIR/llvm-40.tar.gz -C llvm_source --strip-components=1

mkdir -p $RPM_BUILD_DIR/igc/Clang/Prebuilt/linux-fedora/Release/64/
7za a $RPM_BUILD_DIR/igc/Clang/Prebuilt/linux-fedora/Release/64/clang.7z /usr/lib64/libopencl_clang.so /usr/share/opencl-clang/*

mkdir build
cd build

%if 0%{?el7}
echo building for el7: %{el7}
scl enable devtoolset-4 llvm-toolset-7 "cmake3 ../igc -DCMAKE_BUILD_TYPE=Release -DLINUX_DISTRO=fedora -DMAJOR_VERSION=%{major_version} -DMINOR_VERSION=%{minor_version} -DPATCH_VERSION=%{patch_version}"
scl enable devtoolset-4 llvm-toolset-7 "make -j`nproc` igc_dll fcl_dll"
%else
echo building for Fedora
cmake ../igc -DCMAKE_BUILD_TYPE=Release -DLINUX_DISTRO=fedora -DMAJOR_VERSION=%{major_version} -DMINOR_VERSION=%{minor_version} -DPATCH_VERSION=%{patch_version}
make -j`nproc` igc_dll fcl_dll
%endif

%install
echo "==== INSTALL ===="
# install binaries
mkdir -p $RPM_BUILD_ROOT/usr/lib64
find $RPM_BUILD_DIR/dump64 -name lib\*.so | xargs -n 1 -I {} cp {} $RPM_BUILD_ROOT/usr/lib64
rm -f $RPM_BUILD_ROOT/usr/lib64/libopencl_clang.so
strip $RPM_BUILD_ROOT/usr/lib64/*.so

# install for opencl-devel
mkdir -p $RPM_BUILD_ROOT/usr/include/igc $RPM_BUILD_ROOT/usr/lib64/pkgconfig
cp -a $RPM_BUILD_DIR/igc/IGC/AdaptorOCL/* $RPM_BUILD_ROOT/usr/include/igc/

find $RPM_BUILD_ROOT/usr/include/igc/ -type f \! -iname \*.h | xargs -n 1 rm -f
rm -rf $RPM_BUILD_ROOT/usr/include/igc/CLElfLib

cp $RPM_BUILD_DIR/build/IGC/igc.opencl.h $RPM_BUILD_ROOT/usr/include/igc/
cp $RPM_BUILD_DIR/build/IGC/igc-opencl.pc $RPM_BUILD_ROOT/usr/lib64/pkgconfig/
echo "==== DONE ===="


%files core
%defattr(-,root,root)
/usr/lib64/libiga64.so
/usr/lib64/libigc.so

%files opencl
%defattr(-,root,root)
/usr/lib64/libigdfcl.so

%files opencl-devel
%defattr(-,root,root)
/usr/include/igc/*
/usr/lib64/pkgconfig/*

# %doc


# %changelog