# Maintainer: Alexey Pavlov <alexpux@gmail.com>

_realname=gcc
_mingw_suff=mingw-w64-cross
pkgbase="${_mingw_suff}-mingwarm64-${_realname}"
_targetpkgs=("${_mingw_suff}-mingwarm64-${_realname}")
pkgname=("${_targetpkgs[@]}")
_realver=15.0.1
pkgver=15.0.1dev
pkgrel=1
pkgdesc="Cross GCC for the MinGW-w64"
arch=('aarch64' 'i686' 'x86_64')
url="https://gcc.gnu.org"
license=('GPL' 'LGPL' 'FDL' 'custom')
msys2_references=(
  'archlinux: gcc'
  'cpe: cpe:/a:gnu:gcc'
)
groups=("${_mingw_suff}-toolchain" "${_mingw_suff}")
depends=("zlib" "mpc" "isl" "libzstd")
makedepends=("gcc" 'lndir' "gmp-devel" "mpc-devel" "zlib-devel" "isl-devel" 'autotools' 'gperf' 'libzstd-devel'
             "${_mingw_suff}-mingwarm64-crt" "${_mingw_suff}-mingwarm64-headers" "${_mingw_suff}-mingwarm64-winpthreads"
             "${_mingw_suff}-mingwarm64-windows-default-manifest" "${_mingw_suff}-mingwarm64-binutils" "git")
#checkdepends=('dejagnu')
options=('!strip' 'staticlibs' '!emptydirs' '!buildflags')
_commit='f565ee034dab4c5cfd130accbe401b2b2a9afffd'
source=("${_realname}"::"git+https://github.com/Windows-on-ARM-Experiments/gcc-woarm64.git#commit=${_commit}"
        0001-Cygwin-use-SysV-ABI-on-x86_64.patch
        0002-Cygwin-add-dummy-pthread-tsaware-and-large-address-a.patch
        0003-Cygwin-handle-dllimport-properly-in-medium-model-V2.patch
        0004-Cygwin-MinGW-skip-test.patch
        0005-Cygwin-define-RTS_CONTROL_ENABLE-and-DTR_CONTROL_ENA.patch
        0006-Cygwin-fix-some-implicit-declaration-warnings-and-re.patch
        0007-Cygwin-__cxa-atexit.patch
        0008-Cygwin-libgomp-soname.patch
        0009-Cygwin-g-time.patch
        0010-Cygwin-newlib-ftm.patch
        0011-Cygwin-define-STD_UNIX.patch
        0101-Cygwin-enable-libgccjit-not-just-for-MingW.patch
        0102-Cygwin-testsuite-fixes-for-libgccjit.patch
        0012-Handle-spaces-in-path-for-default-manifest.patch
        0014-gcc-9-branch-clone_function_name_1-Retain-any-stdcall-suffix.patch
        0020-libgomp-Don-t-hard-code-MS-printf-attributes.patch
        0200-add-m-no-align-vector-insn-option-for-i386.patch)
sha256sums=('64c9448493263914b8bb126157900e718f00010c803521f3821653b866890d87'
            'bc788aa466a83184d285cc2f6c1ffc40c6ed416dd08c6999015262a53f1ab1b5'
            '704acfaeb11d24d3fe5aab34bc883c184ca93aff03d752016c9a50fdd82c5655'
            'c5676fd62d5f7f69be26062b95d42ef47f28151af83b83efa3998ecd8e939e19'
            '03ecf29419119286ebcef35864f9bd26d3bf3eaa355945856953204ed727e173'
            '06214859ae4030ce30bb68aa35aa4a9ac92d1e79e34133089dcbfeb7cc8066e8'
            'a843c038042811265d6ce5917b0c76b709e2591822e5cab53a32b7e9c806da29'
            'e27f82af1eb7a4aad955ec36d5fd7d9a4c24575845bcf718372df9bc2b099eb6'
            'de5692673731f90b888bf301a547481ab8e3cc0029713b6fd5abaabd860250f0'
            'a40e7025507130a2a5d2eb2eea8ba4b053398c307cd55b3c9421a8507bd315ed'
            '2658eb376f7829179963978b69a048ed105a41508adc55d0fc0d607c14181926'
            '83b6aea4a462ae80121fd68d42c6234d02e20865132197a10575bbf95fd33b7e'
            'd1de250ac8d634b63410a8644904d1b2e6a6f17091ed0de000ce980108b44721'
            '3707b0aab99b203cbd9e513be46c7d4600de06e6c8344160b7fb1779061d08da'
            'e98805ead7d78ee2a92f237894c4b2b7ddc1688e1b517d8c04f28d440202e40f'
            'fd9bdecb2bbc4796bbc9f00b708dac42ef9e3464a06d6d27e5475cee117de5be'
            'ad1f7b5e7afaaec008b7cbd14feea13a10989fa91bda7003af72d457619bb199'
            'caf8f789c5eb63b4bb6e658a7eeb0c021b6cfe21029203de3e7f7e044487e3ed')

_threads="win32"

apply_patch_with_msg() {
  for _fname in "$@"
  do
    msg2 "Applying ${_fname}"
    patch -Nbp1 -i "${srcdir}"/${_fname}
  done
}

del_file_exists() {
  for _fname in "$@"
  do
    if [ -f $_fname ] || [ -d $_fname ]; then
      rm -rf $_fname
    fi
  done
}

prepare() {
  cd ${srcdir}/${_realname}

  del_file_exists \
    libgomp/config/cygwin/plugin-suffix.h

  # Part of the commits in gcc-woarm64 now, so we don't need to apply them
  # as long as we build from there:
  # Cygwin patches
  #apply_patch_with_msg \
  #  0001-Cygwin-use-SysV-ABI-on-x86_64.patch \
  #  0002-Cygwin-add-dummy-pthread-tsaware-and-large-address-a.patch \
  #  0003-Cygwin-handle-dllimport-properly-in-medium-model-V2.patch \
  #  0004-Cygwin-MinGW-skip-test.patch \
  #  0005-Cygwin-define-RTS_CONTROL_ENABLE-and-DTR_CONTROL_ENA.patch \
  #  0006-Cygwin-fix-some-implicit-declaration-warnings-and-re.patch \
  #  0007-Cygwin-__cxa-atexit.patch \
  #  0008-Cygwin-libgomp-soname.patch \
  #  0009-Cygwin-g-time.patch \
  #  0010-Cygwin-newlib-ftm.patch \
  #  0011-Cygwin-define-STD_UNIX.patch \
  #  0101-Cygwin-enable-libgccjit-not-just-for-MingW.patch \
  #  0102-Cygwin-testsuite-fixes-for-libgccjit.patch

  # MinGW Patches
  apply_patch_with_msg \
    0012-Handle-spaces-in-path-for-default-manifest.patch \
    0014-gcc-9-branch-clone_function_name_1-Retain-any-stdcall-suffix.patch \
    0020-libgomp-Don-t-hard-code-MS-printf-attributes.patch \
    0200-add-m-no-align-vector-insn-option-for-i386.patch
}

_build() {
  _target=$1
  export lt_cv_deplibs_check_method='pass_all'

  mkdir -p ${srcdir}/gcc-build-${_target} && cd ${srcdir}/gcc-build-${_target}

  local _langs="c,lto,c++"
  case "${_target}" in
    aarch64*)
      local _arch=armv8.1-a
      local _tune=cortex-x1
      local _conf=""
      _langs="${_langs} fortran"
    ;;
  esac


  ../${_realname}/configure \
    --prefix=/opt \
    --build=${CHOST} \
    --host=${CHOST} \
    --target=${_target} \
    --libexecdir=/opt/lib \
    --disable-bootstrap \
    --with-arch=${_arch} \
    --with-tune=${_tune} \
    --enable-languages=${_langs} \
    --enable-shared \
    --enable-static \
    --enable-threads=${_threads} \
    --enable-graphite \
    --enable-fully-dynamic-string \
    --enable-libstdcxx-backtrace=yes \
    --enable-libstdcxx-filesystem-ts \
    --enable-libstdcxx-time \
    --disable-libstdcxx-pch \
    --disable-libstdcxx-debug \
    --enable-cloog-backend=isl \
    --enable-version-specific-runtime-libs \
    --disable-isl-version-check \
    --enable-lto \
    --enable-libgomp \
    --disable-libssp \
    --disable-multilib \
    --enable-checking=release \
    --disable-rpath \
    --disable-win32-registry \
    --disable-werror \
    --disable-symvers \
    --with-libiconv \
    --with-system-zlib \
    --with-{gmp,mpfr,mpc,isl}=/usr \
    --with-gnu-as \
    --with-gnu-ld \
    ${_conf} \
    CFLAGS="-O2 -pipe" \
    CXXFLAGS="-O2 -pipe"

  make all
}

_package() {
  _target=$1
  cd ${srcdir}/gcc-build-${_target}
  make -j1 DESTDIR=${pkgdir} install
  mv ${pkgdir}/opt/lib/gcc/${_target}/libgcc*.dll ${pkgdir}/opt/lib/gcc/${_target}/${_realver}/
  for _f in ${pkgdir}/opt/bin/*.exe; do
    strip -s ${_f}
  done
  for _f in ${pkgdir}/opt/lib/gcc/${_target}/${_realver}/*.exe; do
    strip -s ${_f}
  done
  rm -rf ${pkgdir}/opt/share
}

build() {
  for _pkg in "${_targetpkgs[@]}"; do
    case "$_pkg" in
      "${_mingw_suff}-mingwarm64-${_realname}") _build "aarch64-w64-mingw32" ;;
    esac
  done
}

package_mingw-w64-cross-mingwarm64-gcc() {
  conflicts=("${_mingw_suff}-${_realname}<=14.2.0-1")
  depends+=(
    "${_mingw_suff}-mingwarm64-crt"
    "${_mingw_suff}-mingwarm64-headers"
    "${_mingw_suff}-mingwarm64-winpthreads"
    "${_mingw_suff}-mingwarm64-windows-default-manifest"
    "${_mingw_suff}-mingwarm64-binutils"
  )
  _package "aarch64-w64-mingw32"
}