1 | #!/bin/bash
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2 |
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3 | # cross-lfs target gcc build
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4 | # --------------------------
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5 | # $LastChangedBy$
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6 | # $LastChangedDate$
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7 | # $LastChangedRevision$
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8 | # $HeadURL$
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9 | #
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10 |
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11 | cd ${SRC}
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12 |
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13 | LOG="gcc-target.log"
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14 |
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15 | set_libdirname
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16 | setup_multiarch
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17 |
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18 | if [ "${USE_SYSROOT}" = "Y" ]; then
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19 | BUILD_PREFIX=/usr
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20 | INSTALL_PREFIX="${LFS}${BUILD_PREFIX}"
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21 | INSTALL_OPTIONS="DESTDIR=${LFS}"
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22 | else
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23 | BUILD_PREFIX=${TGT_TOOLS}
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24 | INSTALL_PREFIX="${TGT_TOOLS}"
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25 | INSTALL_OPTIONS=""
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26 | fi
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27 |
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28 | if [ ! "${libdirname}" = "lib" ]; then
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29 | extra_conf="${extra_conf} --libdir=${BUILD_PREFIX}/${libdirname}"
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30 | fi
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31 |
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32 | if [ "Y" = "${MULTIARCH}" ]; then
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33 | vendor_os=`echo ${TARGET} | sed 's@\([^-]*\)-\(.*\)@\2@'`
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34 | case ${TGT_ARCH} in
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35 | x86_64 )
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36 | TARGET=x86_64-${vendor_os}
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37 | ;;
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38 | sparc64* )
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39 | TARGET=sparc64-${vendor_os}
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40 | ;;
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41 | sparc* )
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42 | TARGET=sparc64-${vendor_os}
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43 | ;;
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44 | powerpc* | ppc* )
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45 | TARGET=powerpc64-${vendor_os}
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46 | ;;
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47 | s390* )
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48 | TARGET=s390x-${vendor_os}
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49 | ;;
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50 | mips*el* )
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51 | TARGET=mips64el-${vendor_os}
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52 | ;;
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53 | * )
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54 | # TODO: add some error messages etc
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55 | barf
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56 | ;;
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57 | esac
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58 | else
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59 | # If we are not bi-arch, disable multilib
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60 | extra_conf="${extra_conf} --enable-multilib=no"
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61 |
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62 | # HACK: this sets abi to n32 with mips... this should be handled
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63 | # by the multiarch funcs somehow... and set according to DEFAULTENV
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64 | case ${TGT_ARCH} in
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65 | mips* )
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66 | extra_conf="${extra_conf} --with-abi=${DEFAULTENV}"
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67 | ;;
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68 | esac
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69 | fi
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70 |
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71 | # if target has no floating point unit, use soft float
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72 | if [ "${WITHOUT_FPU}" = "Y" ]; then
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73 | extra_conf="${extra_conf} --with-float=soft"
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74 | fi
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75 |
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76 | unpack_tarball gcc-${GCC_VER}
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77 |
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78 | #3.0 20030427
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79 | # Cannot trust ${GCC_VER} to supply us with the correct
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80 | # gcc version (especially if cvs).
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81 | # Grab it straight from version.c
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82 | cd ${SRC}/${PKGDIR}
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83 | target_gcc_ver=`grep version_string gcc/version.c | \
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84 | sed 's@.* = \(\|"\)\([0-9.]*\).*@\2@g'`
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85 | # As of gcc4, the above doesn't cut it... check gcc/BASE-VER
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86 | if [ -z "${target_gcc_ver}" -a -f gcc/BASE-VER ]; then
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87 | target_gcc_ver=`cat gcc/BASE-VER`
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88 | fi
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89 |
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90 | # Apply linkonce patch for gcc (should be fixed come gcc 3.4.4)
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91 | cd ${SRC}/${PKGDIR}
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92 | case ${target_gcc_ver} in
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93 | 3.4.3 ) apply_patch gcc-3.4.3-linkonce-1
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94 | apply_patch gcc-3.4.0-arm-bigendian
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95 | apply_patch gcc-3.4.0-arm-nolibfloat
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96 | apply_patch gcc-3.4.0-arm-lib1asm
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97 | apply_patch gcc-3.4.3-clean_exec_and_lib_search_paths_when_cross-1
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98 | ;;
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99 | 4.0.0 ) apply_patch gcc-4.0.0-fix_tree_optimisation_PR21173
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100 | apply_patch gcc-4.0.0-reload_check_uninitialized_pseudos_PR20973
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101 | apply_patch gcc-4.0.0-clean_exec_and_lib_search_paths_when_cross-1
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102 | ;;
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103 | 4.0.* ) apply_patch gcc-4.0.0-clean_exec_and_lib_search_paths_when_cross-1 ;;
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104 | 4.1.* ) apply_patch gcc-4.0.0-clean_exec_and_lib_search_paths_when_cross-1 ;;
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105 | esac
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106 |
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107 | # if we are using gcc-3.4x, set libexecdir to */${libdirname}
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108 | case ${target_gcc_ver} in
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109 | 3.4* | 4.* )
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110 | extra_conf="${extra_conf} --libexecdir=${BUILD_PREFIX}/${libdirname}"
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111 | ;;
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112 | esac
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113 |
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114 | # HACK: should at least check if any of these are set first
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115 | ARCH_CFLAGS="${TGT_CFLAGS} ${ARCH_CFLAGS}"
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116 |
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117 | # if target is same as build host, adjust build slightly to avoid running
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118 | # configure checks which we cannot run
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119 | if [ "${TARGET}" = "${BUILD}" ]; then
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120 | BUILD=`echo ${BUILD} | sed 's@\([_a-zA-Z0-9]*\)\(-[_a-zA-Z0-9]*\)\(.*\)@\1\2x\3@'`
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121 | fi
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122 |
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123 | if [ ! "${USE_SYSROOT}" = "Y" ]; then
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124 | # LFS style build
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125 | #----------------
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126 |
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127 | # source functions for required gcc modifications
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128 | . ${SCRIPTS}/funcs/cross_gcc-funcs.sh
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129 |
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130 | # Alter the generated specs file to
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131 | # o set dynamic linker to be under ${TGT_TOOLS}/lib{,32,64}
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132 | # o set startfile_prefix_spec so we search for startfiles
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133 | # under ${TGT_TOOLS}/lib/lib{,32,64}
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134 | gcc_specs_mod
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135 |
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136 | # We need to stop cpp using /usr/include as the standard include directory.
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137 | # This is defined in gcc/cppdefault.c using STANDARD_INCLUDE_DIR
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138 | cpp_undef_standard_include_dir
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139 |
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140 | # We need to override SYSTEM_HEADER_DIR so fixincludes only fixes
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141 | # headers under ${TGT_TOOLS}
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142 | fixincludes_set_native_system_header_dir
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143 | fi
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144 |
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145 | # HACKS
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146 | #-------
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147 | # This here is a hack. mklibgcc runs the created xgcc for determining
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148 | # the multilib dirs and multilib os dirs. Only problem here is we are
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149 | # cross building a native compiler so we cannot actually run xgcc.
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150 | # We get around this by substituting our cross-compiler here for xgcc,
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151 | # by rights it should have the same specs and produce the expected results
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152 | #
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153 | # NOTE: with gcc-4.1 onwards we can just set GCC_FOR_TARGET to our cross-compiler
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154 | # and be done with the shenannigans
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155 |
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156 | extra_makeopts=""
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157 | case ${target_gcc_ver} in
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158 | 4.[1-9].* )
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159 | extra_makeopts="${extra_makeopts} GCC_FOR_TARGET=${HST_TOOLS}/bin/${TARGET}-gcc"
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160 | ;;
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161 | * )
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162 | cd ${SRC}/${PKGDIR}/gcc
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163 | test -f mklibgcc.in-ORIG ||
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164 | mv mklibgcc.in mklibgcc.in-ORIG
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165 |
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166 | sed "s@\./xgcc@${HST_TOOLS}/bin/${TARGET}-gcc@g" \
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167 | mklibgcc.in-ORIG > mklibgcc.in
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168 |
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169 | # A similar problem exists when setting MULTILIBS on the environment
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170 | # for the mklibgcc script for generation of libgcc.mk .
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171 | # Here we will force it to use our cross-compiler to produce the results
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172 | # of gcc --print-multi-lib
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173 | sed -i "/MULTILIBS/s@\$(GCC_FOR_TARGET)@${HST_TOOLS}/bin/${TARGET}-gcc@g" \
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174 | Makefile.in
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175 | ;;
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176 | esac
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177 |
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178 | # When cross-building a target native compiler we run into big issues
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179 | # when determining assembler and linker features required for tls support,
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180 | # ( not to mention which nm, objdump et al to use ) during the configures
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181 | # triggered by make.
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182 | #
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183 | # Gcc's configury does not take into account the fact that when cross
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184 | # building the target native compiler we are _still_ actually cross-compiling.
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185 | # As far as it is concerned during the final configure fragment host = target,
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186 | # it doesn't check whether host = build.
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187 | #
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188 | # It then performs its checks for binutils components as if this was a standard
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189 | # host native build.
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190 | #
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191 | # If a target native binutils was installed before attempting to build gcc
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192 | # it will try to use the created ld, as etc under ${TGT_TOOLS}
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193 | # This obviously will not work, they will not run on the host.
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194 | #
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195 | # If the target native binutils hasn't been built yet it will use the
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196 | # as ld et al from the _build_ host.
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197 | # This quite frankly sucks rocks.
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198 | #
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199 | # The following patch fixes this behaviour, enforcing usage of our
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200 | # cross-tools for configure checks if host = target and host != build
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201 | #
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202 | # NOTE: 20050507 This doesn't appear to be necessary for gcc 4.x :-)
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203 | # This of course will have to be checked thoroughly...
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204 |
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205 | # TODO: Add patches for gcc-3.3 series as well
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206 | cd ${SRC}/${PKGDIR}
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207 | case ${target_gcc_ver} in
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208 | 3.4* )
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209 | apply_patch gcc-3.4.1-fix_configure_for_target_native
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210 | ;;
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211 | 4.* )
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212 | # set AS_FOR_TARGET and LD_FOR_TARGET so these are used for feature checks...
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213 | extra_makeopts="${extra_makeopts} AS_FOR_TARGET=${HST_TOOLS}/bin/${TARGET}-as"
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214 | extra_makeopts="${extra_makeopts} LD_FOR_TARGET=${HST_TOOLS}/bin/${TARGET}-ld"
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215 | ;;
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216 | esac
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217 | #
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218 | # End HACKS
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219 |
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220 | test -d ${SRC}/gcc-${GCC_VER}-target &&
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221 | rm -rf ${SRC}/gcc-${GCC_VER}-target
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222 |
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223 | mkdir -p ${SRC}/gcc-${GCC_VER}-target &&
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224 | cd ${SRC}/gcc-${GCC_VER}-target &&
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225 |
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226 | max_log_init Gcc ${GCC_VER} cross-pt2 ${CONFLOGS} ${LOG}
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227 | #CONFIG_SHELL=/bin/bash \
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228 | CFLAGS="-O2 -pipe" \
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229 | CXXFLAGS="-O2 -pipe" \
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230 | CC="${TARGET}-gcc ${ARCH_CFLAGS}" \
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231 | ../${PKGDIR}/configure --prefix=${BUILD_PREFIX} \
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232 | --build=${BUILD} --host=${TARGET} --target=${TARGET} \
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233 | --enable-languages=c,c++ --enable-__cxa_atexit \
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234 | --enable-c99 --enable-long-long --enable-threads=posix \
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235 | --disable-nls --enable-shared ${extra_conf} \
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236 | >> ${LOGFILE} 2>&1 &&
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237 | echo " o Configure OK" || barf
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238 | # --enable-languages=c,c++,f77,objc,ada,java,pascal,treelang --enable-__cxa_atexit \
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239 | # --enable-version-specific-runtime-libs \
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240 |
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241 | min_log_init ${BUILDLOGS} &&
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242 | make ${PMFLAGS} BOOT_LDFLAGS="-s" BOOT_CFLAGS="-O2 ${HOST_CFLAGS} -pipe" \
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243 | STAGE1_CFLAGS="-O2 ${HOST_CFLAGS} -pipe" ${extra_makeopts} all \
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244 | >> ${LOGFILE} 2>&1 &&
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245 | echo " o Build OK" || barf
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246 |
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247 | min_log_init ${INSTLOGS} &&
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248 | make ${INSTALL_OPTIONS} install \
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249 | >> ${LOGFILE} 2>&1 &&
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250 | echo " o Install OK" || barf
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251 |
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252 | if [ ! "${USE_SYSROOT}" = "Y" ]; then
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253 | # Prep new root for target native glibc build
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254 | libdirs="${libdirname}"
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255 | if [ "Y" = "${MULTIARCH}" ]; then libdirs="lib lib32 lib64" ; fi
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256 | for dir in ${libdirs} ; do
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257 | if [ -d ${TGT_TOOLS}/${dir} ]; then
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258 | test -d ${LFS}/usr/${dir} || mkdir -p ${LFS}/usr/${dir}
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259 | ln -sf ../..${TGT_TOOLS}/${dir}/libgcc_s.so.1 \
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260 | ${LFS}/usr/${dir}/libgcc_s.so.1
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261 | test -f ${TGT_TOOLS}/${dir}/libgcc_s.so &&
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262 | ln -sf libgcc_s.so.1 ${LFS}/usr/${dir}/libgcc_s.so
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263 | test -f ${TGT_TOOLS}/${dir}/libgcc_s_32.so &&
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264 | ln -sf libgcc_s.so.1 ${LFS}/usr/${dir}/libgcc_s_32.so
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265 | test -f ${TGT_TOOLS}/${dir}/libgcc_s_64.so &&
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266 | ln -sf libgcc_s.so.1 ${LFS}/usr/${dir}/libgcc_s_64.so
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267 | fi
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268 | done
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269 | fi
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270 |
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271 | test -L ${INSTALL_PREFIX}/bin/cc || ln -s gcc ${INSTALL_PREFIX}/bin/cc
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272 |
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273 | esac
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274 |
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275 | # if we are using gcc-3.4x, set libexecdir to */${libdirname}
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276 | case ${target_gcc_ver} in
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277 | 3.4* | 4.* )
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278 | extra_conf="${extra_conf} --libexecdir=${BUILD_PREFIX}/${libdirname}"
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279 | ;;
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280 | esac
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281 |
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282 | # HACK: should at least check if any of these are set first
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283 | ARCH_CFLAGS="${TGT_CFLAGS} ${ARCH_CFLAGS}"
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284 |
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285 | # if target is same as build host, adjust build slightly to avoid running
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286 | # configure checks which we cannot run
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287 | if [ "${TARGET}" = "${BUILD}" ]; then
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288 | BUILD=`echo ${BUILD} | sed 's@\([_a-zA-Z0-9]*\)\(-[_a-zA-Z0-9]*\)\(.*\)@\1\2x\3@'`
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289 | fi
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290 |
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291 | if [ ! "${USE_SYSROOT}" = "Y" ]; then
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292 | # LFS style build
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293 | #----------------
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294 |
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295 | # source functions for required gcc modifications
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296 | . ${SCRIPTS}/funcs/cross_gcc-funcs.sh
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297 |
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298 | # Alter the generated specs file to
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299 | # o set dynamic linker to be under ${TGT_TOOLS}/lib{,32,64}
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300 | # o set startfile_prefix_spec so we search for startfiles
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301 | # under ${TGT_TOOLS}/lib/lib{,32,64}
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302 | gcc_specs_mod
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303 |
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304 | # We need to stop cpp using /usr/include as the standard include directory.
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305 | # This is defined in gcc/cppdefault.c using STANDARD_INCLUDE_DIR
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306 | cpp_undef_standard_include_dir
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307 |
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308 | # We need to override SYSTEM_HEADER_DIR so fixincludes only fixes
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309 | # headers under ${TGT_TOOLS}
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310 | fixincludes_set_native_system_header_dir
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311 | fi
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312 |
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313 | # HACKS
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314 | #-------
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315 |
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316 | # This here is a hack. mklibgcc runs the created xgcc for determining
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317 | # the multilib dirs and multilib os dirs. Only problem here is we are
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318 | # cross building a native compiler so we cannot actually run xgcc.
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319 | # We get around this by substituting our cross-compiler here for xgcc,
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320 | # by rights it should have the same specs and produce the expected results
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321 | #
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322 | # NOTE: with gcc-4.1 onwards we can just set GCC_FOR_TARGET to our cross-compiler
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323 | # and be done with the shenannigans
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324 |
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325 | extra_makeopts=""
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326 | case ${target_gcc_ver} in
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327 | 4.[1-9].* )
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328 | extra_makeopts="${extra_makeopts} GCC_FOR_TARGET=${HST_TOOLS}/bin/${TARGET}-gcc"
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329 | ;;
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330 | * )
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331 | cd ${SRC}/${PKGDIR}/gcc
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332 | test -f mklibgcc.in-ORIG ||
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333 | mv mklibgcc.in mklibgcc.in-ORIG
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334 |
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335 | sed "s@\./xgcc@${HST_TOOLS}/bin/${TARGET}-gcc@g" \
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336 | mklibgcc.in-ORIG > mklibgcc.in
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337 |
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338 | # A similar problem exists when setting MULTILIBS on the environment
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339 | # for the mklibgcc script for generation of libgcc.mk .
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340 | # Here we will force it to use our cross-compiler to produce the results
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341 | # of gcc --print-multi-lib
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342 | sed -i "/MULTILIBS/s@\$(GCC_FOR_TARGET)@${HST_TOOLS}/bin/${TARGET}-gcc@g" \
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343 | Makefile.in
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344 | ;;
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345 | esac
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346 |
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347 | # When cross-building a target native compiler we run into big issues
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348 | # when determining assembler and linker features required for tls support,
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349 | # ( not to mention which nm, objdump et al to use ) during the configures
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350 | # triggered by make.
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351 | #
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352 | # Gcc's configury does not take into account the fact that when cross
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353 | # building the target native compiler we are _still_ actually cross-compiling.
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354 | # As far as it is concerned during the final configure fragment host = target,
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355 | # it doesn't check whether host = build.
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356 | #
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357 | # It then performs its checks for binutils components as if this was a standard
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358 | # host native build.
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359 | #
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360 | # If a target native binutils was installed before attempting to build gcc
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361 | # it will try to use the created ld, as etc under ${TGT_TOOLS}
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362 | # This obviously will not work, they will not run on the host.
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363 | #
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364 | # If the target native binutils hasn't been built yet it will use the
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365 | # as ld et al from the _build_ host.
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366 | # This quite frankly sucks rocks.
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367 | #
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368 | # The following patch fixes this behaviour, enforcing usage of our
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369 | # cross-tools for configure checks if host = target and host != build
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370 | #
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371 | # NOTE: 20050507 This doesn't appear to be necessary for gcc 4.x :-)
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372 | # This of course will have to be checked thoroughly...
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373 |
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374 | # TODO: Add patches for gcc-3.3 series as well
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375 | cd ${SRC}/${PKGDIR}
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376 | case ${target_gcc_ver} in
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377 | 3.4* )
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378 | apply_patch gcc-3.4.1-fix_configure_for_target_native
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379 | ;;
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380 | 4.* )
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381 | # set AS_FOR_TARGET and LD_FOR_TARGET so these are used for feature checks...
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382 | extra_makeopts="${extra_makeopts} AS_FOR_TARGET=${HST_TOOLS}/bin/${TARGET}-as"
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383 | extra_makeopts="${extra_makeopts} LD_FOR_TARGET=${HST_TOOLS}/bin/${TARGET}-ld"
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384 | ;;
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385 | esac
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386 | # End HACKS
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387 |
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388 | test -d ${SRC}/gcc-${GCC_VER}-target &&
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389 | rm -rf ${SRC}/gcc-${GCC_VER}-target
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390 |
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391 | mkdir -p ${SRC}/gcc-${GCC_VER}-target &&
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392 | cd ${SRC}/gcc-${GCC_VER}-target &&
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393 |
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394 | max_log_init Gcc ${GCC_VER} cross-pt2 ${CONFLOGS} ${LOG}
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395 | #CONFIG_SHELL=/bin/bash \
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396 | CFLAGS="-O2 -pipe" \
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397 | CXXFLAGS="-O2 -pipe" \
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398 | CC="${TARGET}-gcc ${ARCH_CFLAGS}" \
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399 | ../${PKGDIR}/configure --prefix=${BUILD_PREFIX} \
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400 | --build=${BUILD} --host=${TARGET} --target=${TARGET} \
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401 | --enable-languages=c,c++ --enable-__cxa_atexit \
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402 | --enable-c99 --enable-long-long --enable-threads=posix \
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403 | --disable-nls --enable-shared ${extra_conf} \
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404 | >> ${LOGFILE} 2>&1 &&
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405 | echo " o Configure OK" || barf
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406 | # --enable-languages=c,c++,f77,objc,ada,java,pascal,treelang --enable-__cxa_atexit \
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407 | # --enable-version-specific-runtime-libs \
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408 |
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409 | min_log_init ${BUILDLOGS} &&
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410 | make ${PMFLAGS} BOOT_LDFLAGS="-s" BOOT_CFLAGS="-O2 ${HOST_CFLAGS} -pipe" \
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411 | STAGE1_CFLAGS="-O2 ${HOST_CFLAGS} -pipe" ${extra_makeopts} all \
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412 | >> ${LOGFILE} 2>&1 &&
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413 | echo " o Build OK" || barf
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414 |
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415 | min_log_init ${INSTLOGS} &&
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416 | make ${INSTALL_OPTIONS} install \
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417 | >> ${LOGFILE} 2>&1 &&
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418 | echo " o Install OK" || barf
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419 |
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420 | if [ ! "${USE_SYSROOT}" = "Y" ]; then
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421 | # Prep new root for target native glibc build
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422 | libdirs="${libdirname}"
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423 | if [ "Y" = "${MULTIARCH}" ]; then libdirs="lib lib32 lib64" ; fi
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424 | for dir in ${libdirs} ; do
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425 | if [ -d ${TGT_TOOLS}/${dir} ]; then
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426 | test -d ${LFS}/usr/${dir} || mkdir -p ${LFS}/usr/${dir}
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427 | ln -sf ../..${TGT_TOOLS}/${dir}/libgcc_s.so.1 \
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428 | ${LFS}/usr/${dir}/libgcc_s.so.1
|
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429 | test -f ${TGT_TOOLS}/${dir}/libgcc_s.so &&
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430 | ln -sf libgcc_s.so.1 ${LFS}/usr/${dir}/libgcc_s.so
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431 | test -f ${TGT_TOOLS}/${dir}/libgcc_s_32.so &&
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432 | ln -sf libgcc_s.so.1 ${LFS}/usr/${dir}/libgcc_s_32.so
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433 | test -f ${TGT_TOOLS}/${dir}/libgcc_s_64.so &&
|
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434 | ln -sf libgcc_s.so.1 ${LFS}/usr/${dir}/libgcc_s_64.so
|
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435 | fi
|
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436 | done
|
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437 | fi
|
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438 |
|
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439 | test -L ${INSTALL_PREFIX}/bin/cc || ln -s gcc ${INSTALL_PREFIX}/bin/cc
|
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440 |
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