%define cross_arch      arm
%define cross_triplet   arm-none-eabi
%define cross_sysroot   %{_prefix}/%{cross_triplet}/sys-root

%global majorversion   10
%global versionyear    2020
%global versionquarter q4
%global versionsuffix  major
%global gccversion     10.2.1

%if 0%{!?cross_stage:1}
%define cross_stage     final
#define cross_stage     first
%endif

%if "%{cross_stage}" != "final"
%define pkg_suffix      -%{cross_stage}
%else
%define pkg_suffix      %{nil}
%endif

Name:       %{cross_triplet}-gcc-arm%{pkg_suffix}
Version:    %{majorversion}_%{versionyear}%{versionquarter}
Release:    1%{?dist}
Summary:    The GNU Compiler Collection (%{cross_triplet})

Group:      Development/Languages
License:    GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions and LGPLv2+ and BSD
URL:        https://developer.arm.com/open-source/gnu-toolchain/gnu-rm
Source0:    https://developer.arm.com/-/media/Files/downloads/gnu-rm/%{majorversion}-%{versionyear}%{versionquarter}/gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}-src.tar.bz2

BuildRequires: texinfo, texinfo-tex, gettext, flex, bison, gcc, gcc-c++, zlib-devel, isl-devel
BuildRequires: gmp-devel, mpfr-devel, libmpc-devel, elfutils-libelf-devel
BuildRequires: %{cross_triplet}-binutils-arm
Requires:   %{cross_triplet}-binutils-arm
Provides:   %{cross_triplet}-gcc-arm-first = %{version}

%if "%{cross_stage}" == "final"
BuildRequires: %{cross_triplet}-newlib-arm
%if 0%{?fedora} >= 20 || 0%{?rhel} >= 7
BuildRequires: libstdc++-static
%endif
Requires:   %{cross_triplet}-newlib-arm
Provides:   %{cross_triplet}-gcc-arm-first = %{version}
%endif

%description


%prep
%autosetup -n gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}
pushd src
tar xjf gcc.tar.bz2
popd


%build
cd %{_builddir}/gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}/src
mkdir -p gcc-build
cd gcc-build
AR_FOR_TARGET=%{_bindir}/%{cross_triplet}-ar \
AS_FOR_TARGET=%{_bindir}/%{cross_triplet}-as \
DLLTOOL_FOR_TARGET=%{_bindir}/%{cross_triplet}-dlltool \
LD_FOR_TARGET=%{_bindir}/%{cross_triplet}-ld \
NM_FOR_TARGET=%{_bindir}/%{cross_triplet}-nm \
OBJDUMP_FOR_TARGET=%{_bindir}/%{cross_triplet}-objdump \
RANLIB_FOR_TARGET=%{_bindir}/%{cross_triplet}-ranlib \
STRIP_FOR_TARGET=%{_bindir}/%{cross_triplet}-strip \
WINDRES_FOR_TARGET=%{_bindir}/%{cross_triplet}-windres \
WINDMC_FOR_TARGET=%{_bindir}/%{cross_triplet}-windmc \
../gcc/configure \
    --prefix=%{_prefix} \
    --mandir=%{_mandir} \
    --infodir=%{_infodir} \
    --host=%{_target_platform} \
    --build=%{_target_platform} \
    --target=%{cross_triplet} \
    --with-local-prefix=%{cross_sysroot} \
    --with-sysroot=%{cross_sysroot} \
    --with-linker-hash-style=gnu \
    --with-system-zlib \
    --with-isl \
    --disable-decimal-float \
    --disable-libffi \
    --disable-libgomp \
    --disable-libmudflap \
    --disable-libquadmath \
    --disable-libssp \
    --disable-libstdcxx-pch \
    --disable-nls \
    --disable-shared \
    --disable-threads \
    --disable-tls \
    --with-gnu-as \
    --with-gnu-ld \
    --with-newlib \
    --with-python-dir=share/gcc-arm-none-eabi \
%if "%{cross_stage}" == "first"
    --enable-languages=c \
    --without-headers \
%endif
%if "%{cross_stage}" == "final"
    --enable-languages=c,c++ \
    --enable-plugins \
    --with-headers=yes \
%endif
    "--with-pkgversion=GNU Tools for ARM Embedded Processors" \
    --with-multilib-list=rmprofile

%if "%{cross_stage}" == "first"
make %{?_smp_mflags} all-gcc
%endif
%if "%{cross_stage}" == "final"
make %{?_smp_mflags} INHIBIT_LIBC_CFLAGS="-DUSE_TM_CLONE_REGISTRY=0"

cd %{_builddir}/gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}/src
mkdir -p gcc-nano-build
cd gcc-nano-build
AR_FOR_TARGET=%{_bindir}/%{cross_triplet}-ar \
AS_FOR_TARGET=%{_bindir}/%{cross_triplet}-as \
DLLTOOL_FOR_TARGET=%{_bindir}/%{cross_triplet}-dlltool \
LD_FOR_TARGET=%{_bindir}/%{cross_triplet}-ld \
NM_FOR_TARGET=%{_bindir}/%{cross_triplet}-nm \
OBJDUMP_FOR_TARGET=%{_bindir}/%{cross_triplet}-objdump \
RANLIB_FOR_TARGET=%{_bindir}/%{cross_triplet}-ranlib \
STRIP_FOR_TARGET=%{_bindir}/%{cross_triplet}-strip \
WINDRES_FOR_TARGET=%{_bindir}/%{cross_triplet}-windres \
WINDMC_FOR_TARGET=%{_bindir}/%{cross_triplet}-windmc \
../gcc/configure \
    --prefix=%{_prefix} \
    --mandir=%{_mandir} \
    --infodir=%{_infodir} \
    --host=%{_target_platform} \
    --build=%{_target_platform} \
    --target=%{cross_triplet} \
    --with-local-prefix=%{cross_sysroot} \
    --with-sysroot=%{cross_sysroot} \
    --with-linker-hash-style=gnu \
    --with-system-zlib \
    --with-isl \
    --disable-decimal-float \
    --disable-libffi \
    --disable-libgomp \
    --disable-libmudflap \
    --disable-libquadmath \
    --disable-libssp \
    --disable-libstdcxx-pch \
    --disable-nls \
    --disable-shared \
    --disable-threads \
    --disable-tls \
    --with-gnu-as \
    --with-gnu-ld \
    --with-newlib \
    --with-python-dir=share/gcc-arm-none-eabi \
%if "%{cross_stage}" == "first"
    --enable-languages=c \
    --without-headers \
%endif
%if "%{cross_stage}" == "final"
    --enable-languages=c,c++ \
    --enable-plugins \
    --with-headers=yes \
%endif
    "--with-pkgversion=GNU Tools for ARM Embedded Processors" \
    --with-multilib-list=rmprofile

make %{?_smp_mflags} CXXFLAGS_FOR_TARGET="-g -Os -ffunction-sections -fdata-sections -fno-exceptions"
%endif

%install
cd %{_builddir}/gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}/src/gcc-build

%if "%{cross_stage}" == "first"
make DESTDIR=%{buildroot} install-gcc
%endif

%if "%{cross_stage}" == "final"
make DESTDIR=%{buildroot} install
make DESTDIR=%{buildroot} install-html
#make DESTDIR=%{buildroot} install-pdf

cd %{_builddir}/gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}/src/gcc-nano-build
make DESTDIR=%{buildroot}/nano install

cd %{buildroot}/nano
for t in `find . -name '*.a'`; do tt=`echo $t|sed -e s,.a$,_nano.a,`; mv $t ../$tt; done

cd ..
rm -rf nano
%endif

find %{buildroot} -name '*.la' -delete
rm -rf %{buildroot}%{_mandir}
rm -rf %{buildroot}%{_infodir}
rm -rf %{buildroot}%{_datadir}/gcc-%{gccversion}/python
rm -f %{buildroot}%{_bindir}/%{cross_triplet}-gcc-%{gccversion}
rm -f %{buildroot}%{_libdir}/libcc1.so*

install -d %{buildroot}%{_datadir}/doc/%{cross_triplet}
%if "%{cross_stage}" == "final"
mv %{buildroot}%{_datadir}/doc/{cpp,cppinternals,gcc,gccint} %{buildroot}%{_datadir}/doc/%{cross_triplet}
rm -rf %{buildroot}%{_datadir}/doc/gccinstall
rm -rf %{buildroot}%{_datadir}/doc/libiberty.*
%endif
%if "%{cross_stage}" == "first"
rm -f %{buildroot}%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/install-tools/include/limits.h
rm -f %{buildroot}%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/install-tools/include/README
rmdir %{buildroot}%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/install-tools/include
rm -f %{buildroot}%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/install-tools/fixinc_list
rm -f %{buildroot}%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/install-tools/gsyslimits.h
rm -f %{buildroot}%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/install-tools/macro_list
rm -f %{buildroot}%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/install-tools/mkheaders.conf
%endif
rm -f %{buildroot}%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/install-tools/fixinc.sh
rm -f %{buildroot}%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/install-tools/fixincl
rm -f %{buildroot}%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/install-tools/mkheaders
rm -f %{buildroot}%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/install-tools/mkinstalldirs
rmdir %{buildroot}%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/install-tools

# Don't strip libgcc.a and libgcov.a - based on Fedora Project cross-gcc.spec
%define __ar_no_strip %{_builddir}/gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}/ar-no-strip
%if 0%{?fedora} >= 33
cat > %{__ar_no_strip} << EOF
#!/bin/sh
args="";
hasfile=0;
for arg in "\$@"; do
  if [[ \$arg != *arm-none-eabi* ]]; then
    args="\$args \$arg"
    if [[ \$arg == *.o ]]; then
      hasfile=1
    fi
  fi
done
echo "\$args"
if [ \$hasfile -ne 0 ]; then
  /usr/bin/strip \$args
fi
EOF
%else
cat > %{__ar_no_strip} << EOF
#!/bin/sh
f=\$2
case \$(basename \$f) in
    *.a)
        ;;
    *)
        %{__strip} \$@
        ;;
esac
EOF
%endif
chmod +x %{__ar_no_strip}
%undefine __strip
%define __strip %{__ar_no_strip}

# Disable automatic requirements finding in %{cross_sysroot}
%define _use_internal_dependency_generator 0
%define __rpmdeps_command %{__find_requires}
%define __rpmdeps_skip_sysroot %{_builddir}/gcc-arm-none-eabi-%{majorversion}-%{versionyear}-%{versionquarter}-%{versionsuffix}/rpmdeps-skip-sysroot
cat > %{__rpmdeps_skip_sysroot} << EOF
#!/bin/sh
while read oneline; do
    case \$oneline in
        %{buildroot}%{cross_sysroot}*)
            ;;
        *)
            echo \$oneline | %{__rpmdeps_command}
    esac
done
EOF
chmod +x %{__rpmdeps_skip_sysroot}
%undefine __find_requires
%define __find_requires %{__rpmdeps_skip_sysroot}


%files
%license src/gcc/COPYING src/gcc/COPYING.LIB src/gcc/COPYING.RUNTIME src/gcc/COPYING3 src/gcc/COPYING3.LIB
%doc src/gcc/ChangeLog src/gcc/ChangeLog.jit src/gcc/ChangeLog.tree-ssa src/gcc/MAINTAINERS src/gcc/README
%{_bindir}/%{cross_triplet}-cpp
%{_bindir}/%{cross_triplet}-gcc
%{_bindir}/%{cross_triplet}-gcc-ar
%{_bindir}/%{cross_triplet}-gcc-nm
%{_bindir}/%{cross_triplet}-gcc-ranlib
%{_bindir}/%{cross_triplet}-gcov
%{_bindir}/%{cross_triplet}-gcov-tool
%{_bindir}/%{cross_triplet}-gcov-dump
%{_bindir}/%{cross_triplet}-lto-dump
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include-fixed/README
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include-fixed/limits.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include-fixed/syslimits.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stddef.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdarg.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdfix.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/varargs.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/float.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdbool.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/iso646.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdint.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdint-gcc.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdalign.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdnoreturn.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/stdatomic.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/unwind-arm-common.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/mmintrin.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_neon.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_acle.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_cmse.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_fp16.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_bf16.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_cde.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_mve.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/arm_mve_types.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/tgmath.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/plugin
%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/cc1
%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/collect2
%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/lto1
%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/lto-wrapper
%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/liblto_plugin.so*
%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/plugin/gengtype
%if "%{cross_stage}" == "final"
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/include/unwind.h
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/crtbegin*.o
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/crtend*.o
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/libgcc.a
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}/libgcov.a
%{_bindir}/%{cross_triplet}-c++
%{_bindir}/%{cross_triplet}-g++
%dir %{_prefix}/%{cross_triplet}
%dir %{_prefix}/%{cross_triplet}/include
%dir %{_prefix}/%{cross_triplet}/include/c++
%{_prefix}/%{cross_triplet}/include/c++/%{gccversion}
%{_libexecdir}/gcc/%{cross_triplet}/%{gccversion}/cc1plus
%dir %{_prefix}/%{cross_triplet}/lib
%dir %{_prefix}/%{cross_triplet}/lib/arm
%dir %{_prefix}/%{cross_triplet}/lib/arm/v5te
%dir %{_prefix}/%{cross_triplet}/lib/arm/v5te/hard
%dir %{_prefix}/%{cross_triplet}/lib/arm/v5te/softfp
%dir %{_prefix}/%{cross_triplet}/lib/thumb
%dir %{_prefix}/%{cross_triplet}/lib/thumb/nofp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v6-m
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v6-m/nofp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+dp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+dp/hard
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+dp/softfp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+fp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+fp/hard
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+fp/softfp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7e-m/nofp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7+fp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7+fp/hard
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7+fp/softfp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7-m
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7-m/nofp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7-r+fp.sp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7-r+fp.sp/hard
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7-r+fp.sp/softfp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v7/nofp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.base
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.base/nofp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+dp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+dp/hard
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+dp/softfp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+fp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+fp/hard
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+fp/softfp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main/nofp
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8.1-m.main+mve
%dir %{_prefix}/%{cross_triplet}/lib/thumb/v8.1-m.main+mve/hard
%{_prefix}/%{cross_triplet}/lib/lib*
%{_prefix}/%{cross_triplet}/lib/arm/v5te/hard/lib*
%{_prefix}/%{cross_triplet}/lib/arm/v5te/softfp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/nofp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v6-m/nofp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+dp/hard/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+dp/softfp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+fp/hard/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7e-m+fp/softfp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7e-m/nofp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7+fp/hard/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7+fp/softfp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7-m/nofp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7-r+fp.sp/hard/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7-r+fp.sp/softfp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v7/nofp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v8-m.base/nofp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+dp/hard/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+dp/softfp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+fp/hard/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main+fp/softfp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v8-m.main/nofp/lib*
%{_prefix}/%{cross_triplet}/lib/thumb/v8.1-m.main+mve/hard/lib*
%{_prefix}/lib/gcc/%{cross_triplet}/%{gccversion}
%{_datadir}/gcc-%{cross_triplet}/libstdcxx
%{_datadir}/doc/%{cross_triplet}
%endif

%changelog
* Thu Apr 08 2021 Thomas Sailer <t.sailer@alumni.ethz.ch> - 10_2020q4-1
- update

* Tue Aug 11 2020 Thomas Sailer <t.sailer@alumni.ethz.ch> - 9_2020q2-1
- update

* Sat Sep 28 2019 Thomas Sailer <t.sailer@alumni.ethz.ch> - 8_2019q3-1
- update

* Wed Feb 13 2019 Thomas Sailer <t.sailer@alumni.ethz.ch> - 8_2018q4-1
- update

* Tue Nov 14 2017 Thomas Sailer <t.sailer@alumni.ethz.ch> - 6_2017q2-1
- Update

* Sat Jan 28 2017 Thomas Sailer <t.sailer@alumni.ethz.ch> - 5_4_2016q3_20160926-0
- Initial spec file