%global vc_commit 753ad5002af5a5e467b3a0194a2b0e9a3243059e
%global vc_shortcommit %(c=%{vc_commit}; echo ${c:0:7})
%global spirv_tools_tag 2021.4
%global spirv_headers_tag sdk-1.2.198.0
%global toolchain clang
%global optflags %{optflags} -Wno-everything -Qunused-arguments

Name: intel-igc
Version: 1.0.9933
Release: 1%{?dist}
Summary: Intel Graphics Compiler for OpenCL

License: MIT
URL: https://github.com/intel/intel-graphics-compiler
Source0: %{url}/archive/igc-%{version}/igc-%{version}.tar.gz
Source1: https://github.com/intel/vc-intrinsics/archive/%{vc_commit}/vc-intrinsics-%{vc_shortcommit}.tar.gz
Source2: https://github.com/KhronosGroup/SPIRV-Tools/archive/v%{spirv_tools_tag}/SPIRV-Tools-v%{spirv_tools_tag}.tar.gz
Source3: https://github.com/KhronosGroup/SPIRV-Headers/archive/%{spirv_headers_tag}/SPIRV-Headers-%{spirv_headers_tag}.tar.gz

# https://github.com/intel/intel-graphics-compiler/pull/210
Patch01: 210.patch

# https://github.com/intel/intel-graphics-compiler/pull/220
Patch02: 220.patch

# https://github.com/intel/intel-graphics-compiler/pull/226
Patch03: 226.patch

Patch04: 0001-Don-t-return-NULL-string-which-fails-on-GCC-12.patch

BuildRequires: cmake
BuildRequires: make
BuildRequires: git
BuildRequires: ninja-build
BuildRequires: llvm-devel
BuildRequires: lld-devel
BuildRequires: clang
BuildRequires: flex
BuildRequires: bison
BuildRequires: python3
BuildRequires: zlib-devel
BuildRequires: intel-opencl-clang-devel
BuildRequires: libunwind-devel
BuildRequires: spirv-llvm-translator-devel
BuildRequires: spirv-llvm-translator-tools

Requires:      %{name}-libs%{?_isa} = %{version}-%{release}

# Unfortunately, it isn't trivially posible to build with prebuilt vc-intrinsics, SPIRV-Tools, SPIRV-Headers
# https://github.com/intel/intel-graphics-compiler/issues/219
Provides: bundled(spirv-headers)
Provides: bundled(spirv-tools) = 2021.4
Provides: bundled(intel-vc-intrinsics)

%description
The Intel Graphics Compiler for OpenCL is an LLVM based compiler for OpenCL targeting Intel Gen graphics hardware architecture.

%package       devel
Summary:       Intel Graphics Compiler Frontend - Devel Files
Requires:      %{name}-libs%{?_isa} = %{version}-%{release}

%description   devel
Devel files for Intel Graphics Compiler for OpenCL.

%package       libs
Summary:       Intel Graphics Compiler Frontend - Library Files
Requires:      %{name} = %{version}-%{release}

%description   libs
Library files for Intel Graphics Compiler for OpenCL.

%prep
tar -xf %{SOURCE1}
tar -xf %{SOURCE2}
tar -xf %{SOURCE3}

mv %{_builddir}/SPIRV-Tools-%{spirv_tools_tag} %{_builddir}/SPIRV-Tools
mv %{_builddir}/SPIRV-Headers-%{spirv_headers_tag} %{_builddir}/SPIRV-Headers

%setup -q -n intel-graphics-compiler-igc-%{version}
%patch01 -p1
%patch02 -p1
%patch03 -p1
%patch04 -p1

%build
%cmake \
    -DCMAKE_BUILD_TYPE=Release \
    -DBUILD_SHARED_LIBS:BOOL=OFF \
    -DIGC_OPTION__LLVM_PREFERRED_VERSION='%(rpm -q --qf '%%{version}' llvm-devel | cut -d. -f1 | sed "s/$/.0.0/")' \
    -DVC_INTRINSICS_SRC="%{_builddir}/vc-intrinsics-%{vc_commit}" \
    -DIGC_OPTION__ARCHITECTURE_TARGET='Linux64' \
    -DIGC_OPTION__LINK_KHRONOS_SPIRV_TRANSLATOR=ON \
    -DIGC_OPTION__USE_KHRONOS_SPIRV_TRANSLATOR_IN_VC=ON \
    -DIGC_OPTION__USE_KHRONOS_SPIRV_TRANSLATOR_IN_SC=OFF \
    -DIGC_OPTION__SPIRV_TRANSLATOR_MODE=Prebuilds \
    -DIGC_OPTION__CLANG_MODE=Prebuilds \
    -DIGC_OPTION__LLD_MODE=Prebuilds \
    -DIGC_OPTION__LLVM_MODE=Prebuilds \
    -DINSTALL_GENX_IR=ON \
    -Wno-dev \
    -G Ninja

%cmake_build

%install
%cmake_install

%files
%{_bindir}/iga64
%{_bindir}/GenX_IR

%files libs
%license LICENSE.md
%license %{_libdir}/igc/NOTICES.txt
%{_libdir}/libiga64.so.1{,.*}
%{_libdir}/libigc.so.1{,.*}
%{_libdir}/libigdfcl.so.1{,.*}

%files devel
%{_libdir}/libiga64.so
%{_libdir}/libigc.so
%{_libdir}/libigdfcl.so
%{_includedir}/igc
%{_includedir}/iga
%{_includedir}/visa
%{_libdir}/pkgconfig/igc-opencl.pc

%changelog
* Mon Dec 27 2021 Frantisek Zatloukal <fzatlouk@redhat.com> - 1.0.9933-1
- Initial package