stages/1/05-gcc

   1 # Build script for gcc.
   2 #
   3 # Copyright (c) 2016-2017 Matias Fonzo, <selk@dragora.org>.
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #    http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 version=6.4.0
  18
  19 # Prerequisites
  20 gmp_version=6.1.2
  21 mpfr_version=3.1.6
  22 mpc_version=1.0.3
  23 isl_version=0.18
  24
  25 # Unpack sources
  26 rm -rf -- "${TMPDIR}/gcc-${version}"
  27 rm -rf -- "${TMPDIR}/gmp-${gmp_version}"
  28 rm -rf -- "${TMPDIR}/mpfr-${mpfr_version}"
  29 rm -rf -- "${TMPDIR}/mpc-${mpc_version}"
  30 rm -rf -- "${TMPDIR}/isl-${isl_version}"
  31 untar "${worktree}/sources/gcc-${version}.tar.gz" "$TMPDIR"
  32 untar "${worktree}"/sources/gmp-${gmp_version}.tar.lz "$TMPDIR"
  33 untar "${worktree}"/sources/mpfr-${mpfr_version}.tar.bz2 "$TMPDIR"
  34 untar "${worktree}"/sources/mpc-${mpc_version}.tar.gz "$TMPDIR"
  35 untar "${worktree}"/sources/isl-${isl_version}.tar.bz2 "$TMPDIR"
  36
  37 # Build instructions
  38 cd -- "${TMPDIR}/gcc-${version}"
  39
  40 # Apply specific patches for the support in musl.
  41 #
  42 # http://port70.net/~nsz/musl/gcc-trunk/
  43 #
  44 patch -Np1 -i "${worktree}/patches/gcc/0001-libgcc_s.patch"
  45 patch -Np1 -i "${worktree}/patches/gcc/0005-libatomic-test-fix.patch"
  46 patch -Np1 -i "${worktree}/patches/gcc/0006-libgomp-test-fix.patch"
  47 patch -Np1 -i "${worktree}/patches/gcc/0007-libitm-test-fix.patch"
  48 patch -Np1 -i "${worktree}/patches/gcc/0008-libvtv-test-fix.patch"
  49
  50 # Hard code default paths to look in /tools
  51 for file in \
  52  gcc/config/linux.h gcc/config/i386/linux.h gcc/config/i386/linux64.h \
  53  gcc/config/arm/linux-eabi.h gcc/config/arm/linux-elf.h \
  54  gcc/config/mips/linux.h \
  55  gcc/config/rs6000/linux64.h gcc/config/rs6000/sysv4.h \
  56  gcc/config/aarch64/aarch64-linux.h \
  57  gcc/config/microblaze/linux.h \
  58  gcc/config/sh/linux.h ; \
  59 do
  60     if test ! -f "$file"
  61     then
  62         echo "WARNING: ${0}: Non-existent file: $file" 1>&2
  63         continue;
  64     fi
  65     sed -i \
  66      -e 's@/lib\(64\)\{0,1\}\(32\)\{0,1\}/ld@/tools&@g' \
  67      -e 's@/usr@/tools@g' "$file"
  68     echo '
  69 #undef STANDARD_STARTFILE_PREFIX_1
  70 #undef STANDARD_STARTFILE_PREFIX_2
  71 #define STANDARD_STARTFILE_PREFIX_1 "/tools/lib/"
  72 #define STANDARD_STARTFILE_PREFIX_2 ""' >> "$file"
  73 done
  74
  75 # Make symlinks for requisites
  76 ln -s ../gmp-${gmp_version} gmp
  77 ln -s ../mpfr-${mpfr_version} mpfr
  78 ln -s ../mpc-${mpc_version} mpc
  79 ln -s ../isl-${isl_version} isl
  80
  81 # Apply patches for MPFR
  82 (
  83     cd mpfr || exit 1
  84
  85     for file in "${worktree}"/patches/mpfr/patch??*
  86     do
  87         if test -f "$file"
  88         then
  89             rm -f PATCHES
  90             patch -p1 < "$file"
  91         fi
  92     done
  93 )
  94
  95 # Build in a separate directory
  96 rm -rf ../gcc-build
  97 mkdir ../gcc-build
  98 cd ../gcc-build
  99
 100 # Import and export toolchain variables
 101 . "${worktree}/stages/env.d/cross-staticenv"
 102
 103 ../gcc-${version}/configure \
 104 AR="$AR" AS="$AS" LD="$LD" RANLIB="$RANLIB" READELF="$READELF" STRIP="$STRIP" \
 105 CC="$BTCC" CXX="$BTCXX" \
 106 CFLAGS="$BTCFLAGS" CXXFLAGS="$BTCXXFLAGS" LDFLAGS="$BTLDFLAGS" \
 107  --prefix=/tools \
 108  --libdir=/tools/lib${libSuffix} \
 109  --build=$host \
 110  --host=$target \
 111  --target=$target \
 112  --enable-languages=c,c++ \
 113  --enable-clocale=generic \
 114  --enable-tls \
 115  --enable-libstdcxx-time \
 116  --enable-install-libiberty \
 117  --enable-fully-dynamic-string \
 118  --disable-symvers \
 119  --disable-bootstrap \
 120  --disable-libstdcxx-pch \
 121  --disable-gnu-indirect-function \
 122  --disable-libmudflap \
 123  --disable-libsanitizer \
 124  --disable-libmpx \
 125  --disable-nls \
 126  --with-local-prefix=/tools \
 127  --with-native-system-header-dir=/tools/include \
 128  $multilib_options \
 129  $gcc_options
 130
 131 make -j${jobs} \
 132  AS_FOR_TARGET="$AS" \
 133  LD_FOR_TARGET="$LD"
 134
 135 make -j${jobs} install
 136
 137 # Unset some imported variables from file
 138 unset AR AS LD RANLIB READELF STRIP
 139
 140 cleanup()
 141 {
 142     cd -- "$TMPDIR" && rm -rf gcc-* gmp-* mpfr-* mpc-* isl-*
 143 }
 144