tools/gcc/mknative-gcc

   1 #!/bin/sh
   2 #       $NetBSD$
   3 #
   4 # Shell script for generating all the constants needed for a native
   5 # platform build of src/gnu/dist/gcc.
   6 #
   7
   8 # initialise
   9
  10 _TMPDIR=$2
  11 _TOP=$3
  12 _PLATFORM=$4
  13 _ABI=$5
  14 _VPATH=`grep VPATH ${_TMPDIR}/Makefile | sed 's,^.*=[   ]*,,'`
  15 _GNU_DIST=`cd ${_VPATH}; pwd`
  16
  17 . $_TOP/tools/gcc/mknative.common
  18
  19 ##### gnu/lib/crtstuff #####
  20
  21 get_crtstuff () {
  22         _subdir="$1"
  23         mkdir -p $_TOP/gnu/lib/$_subdir/arch
  24
  25         getvars gcc/Makefile \
  26                 INCLUDES CRTSTUFF_CFLAGS CRTSTUFF_T_CFLAGS \
  27                 tm_defines xm_file xm_defines \
  28                 | write_mk gnu/lib/$_subdir/arch/$MACHINE_ARCH.mk
  29 }
  30
  31 ##### gnu/lib/libg2c #####
  32
  33 get_libg2c () {
  34         mkdir -p $_TOP/gnu/lib/libg2c3/arch/$MACHINE_ARCH
  35
  36         write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/config.h <$_TMPDIR/$_PLATFORM/libf2c/libU77/config.h
  37         write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/g2c.h <$_TMPDIR/$_PLATFORM/libf2c/g2c.h
  38
  39         {
  40                 getvars $_PLATFORM/libf2c/Makefile \
  41                         F2CEXT
  42                 getvars $_PLATFORM/libf2c/libF77/Makefile \
  43                         ALL_CFLAGS OBJS
  44                 getvars $_PLATFORM/libf2c/libI77/Makefile \
  45                         ALL_CFLAGS OBJS | sed 's,=,+=,'
  46                 getvars $_PLATFORM/libf2c/libU77/Makefile \
  47                         ALL_CFLAGS OBJS | sed 's,=,+=,'
  48         } | write_mk gnu/lib/libg2c3/arch/$MACHINE_ARCH/defs.mk
  49 }
  50
  51 ##### gnu/lib/libgcc #####
  52
  53 get_libgcc_list_funcs_asm () {
  54         {
  55                 getvars gcc/Makefile LIB1ASMFUNCS | {
  56                         # print newline separated list
  57                         sed -e '
  58                                 s,^.*=,,
  59                                 s, *$,,
  60                                 s,  *, ,g
  61                                 s, ,\
  62 ,g'
  63                 }
  64                 getvars gcc/Makefile LIB2FUNCS_EXTRA | {
  65                         # print newline separated list
  66                         sed -e '
  67                                 s,^.*=,,
  68                                 s, *$,,
  69                                 s,  *, ,g
  70                                 s, ,\
  71 ,g' | \
  72                         sed -ne '
  73                                 /\.S$/ { s,^.*/,,; s,\.S$,,; p; }
  74                                 /\.asm$/ { s,^.*/,,; s,\.asm$,,; p; }
  75                         '
  76                 }
  77         } | {
  78                 # print foo and foo_s
  79                 sed -ne '
  80                         /./ {
  81                                 p
  82                                 s,$,_s,
  83                                 p
  84                         }
  85                 '
  86         } | sort
  87 }
  88
  89 get_libgcc_list_funcs_lib () {
  90         local _lib=$1
  91         local _lib_prefix=${_lib%.*}
  92         local _lib_suffix=${_lib#*.}
  93         local _abi=${2:-'\.'}
  94
  95         cat build/gcc/libgcc.mk | \
  96         grep '/'${_abi}'/' | \
  97         sed -ne '
  98                 /^'${_abi}'\/'${_lib_prefix}'\.'${_lib_suffix}': .*\.o$/ {
  99                         s,^.*/,,
 100                         s,\.o$,,
 101                         p
 102                 }
 103         ' | sort
 104 }
 105
 106 get_libgcc_list_objs_libs () {
 107         local _abi=${1:-'\.'}
 108
 109         cat build/gcc/libgcc.mk | \
 110         grep '/'${_abi}'/' | \
 111         egrep '^'${_abi}'\/(libgcc_s\.so|libgcc\.a|libgcc_eh\.a|libgcov\.a): (libgcc_s|libgcc|libgcc_eh|libgcov)\/.*\.o$' | \
 112         sed -e '
 113                 s,^'${_abi}'\/,,
 114                 s,: .*/,        ,
 115                 s,^\(.*\)       \(.*\)$,\2      \1,
 116         ' | sort
 117 }
 118
 119 get_libgcc_list_objs_srcs () {
 120         local _abi=${1:-'\.'}   # XXX not used
 121
 122         if [ -e $_TOP/${libgcc_db_funcs}.S ]; then
 123                 cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
 124                 comm -23 /dev/stdin $_TOP/${libgcc_db_funcs}.S | \
 125                 sed -e 's,\(.*\),\1.o   \1.c,'
 126
 127                 cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
 128                 comm -12 /dev/stdin $_TOP/${libgcc_db_funcs}.S | \
 129                 sed -e 's,\(.*\),\1.o   \1.S,'
 130         else
 131                 cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
 132                 sed -e 's,\(.*\),\1.o   \1.c,'
 133         fi | sort
 134 }
 135
 136 get_libgcc_list_objs_tmplsrcs () {
 137         local _abi=${1:-'\.'}
 138
 139         grep 'GCC_FOR_TARGET.*\.o$' build/gcc/libgcc.mk | \
 140         grep '/'${_abi}'/' | \
 141         sed -ne '
 142                 s,^.* -c \([^ ]*\).* -o .*/\([^ ]*\.o\)$,\2     \1,
 143                 # basename
 144                 /\$/ { s,\$.*/,,; }
 145                 /\// { s,\/.*/,,; }
 146                 p
 147         ' | sort -u
 148 }
 149
 150 get_libgcc_list_objs_xflags () {
 151         local _flags=$1
 152         local _abi=${2:-'\.'}
 153
 154         grep 'GCC_FOR_TARGET.*\.o$' build/gcc/libgcc.mk | \
 155         grep '/'${_abi}'/' | \
 156         sed -n '
 157                 x
 158         :loop
 159                 g
 160                 s/^\(.*\) \(-['${_flags}'][^ ][^ ]*\) \(.*\) \(-o .*\)\/\(.*\.o\)$/\5   \2/p
 161                 g
 162                 s/^\(.*\) \(-['${_flags}'][^ ][^ ]*\) \(.*\) \(-o .*\)\/\(.*\.o\)$/\1 \3 \4\/\5/
 163                 h
 164                 t loop
 165         ' | sort
 166 }
 167
 168 get_libgcc_list_objs_cppflags () {
 169         get_libgcc_list_objs_xflags D $1
 170 }
 171
 172 get_libgcc_list_objs_copts () {
 173         get_libgcc_list_objs_xflags fmx $1
 174 }
 175
 176 get_libgcc_list_tmplsrcs () {
 177         local _lib=$1
 178         local _abi=$2   # XXX not used
 179         local _tmplallsrcs=$( mktemp /tmp/mknative-gcc._tmplallsrcs.XXXXXX )
 180
 181         touch $_TOP/${libgcc_db_tmplsrcs}.tmplsrcs.${_lib%.*}
 182         touch $_TOP/${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*}
 183         touch $_TOP/${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*}
 184
 185         # all files
 186         local _lib_prefix=${_lib%.*}
 187         local _lib_suffix=${_lib#*.}
 188         join $_TOP/$libgcc_db_objs_libs $_TOP/$libgcc_db_objs_tmplsrcs | \
 189         grep ${_lib_prefix}'\.'${_lib_suffix} | cut -d' ' -f 3 | sort -u > \
 190         $_tmplallsrcs
 191
 192         # TMPLFPSRCS = [fdp]p-bit.c
 193         grep '[fdt]p-bit\.c' <$_tmplallsrcs | sort -u | \
 194         writefile ${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*}
 195
 196         # TMPLASMSRCS = $(LIB1ASMSRC)
 197         grep '\$(LIB1ASMSRC)' <$_tmplallsrcs | sort -u | \
 198         writefile ${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*}
 199
 200         # TMPLSRCS is anything else; exclude TMPLFPSRCS and TMPLASMSRCS
 201         cat $_tmplallsrcs | \
 202         comm -23 /dev/stdin $_TOP/${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*} | \
 203         comm -23 /dev/stdin $_TOP/${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*} | \
 204         writefile ${libgcc_db_tmplsrcs}.tmplsrcs.${_lib%.*}
 205
 206         rm -f $_tmplallsrcs
 207 }
 208
 209 get_libgcc_new_analyze () {
 210         local _abi=$1
 211
 212         mkdir -p $_TOP/${_machine_arch_subdir}
 213
 214         touch $_TOP/${libgcc_db_funcs}.S
 215         get_libgcc_list_funcs_asm | \
 216         writefile ${libgcc_db_funcs}.S
 217
 218         for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
 219                 touch $_TOP/${libgcc_db_funcs}.${_lib%.*}
 220                 get_libgcc_list_funcs_lib $_lib $_abi | \
 221                 writefile ${libgcc_db_funcs}.${_lib%.*}
 222         done
 223
 224         get_libgcc_list_objs_libs $_abi | writefile ${libgcc_db_objs_libs}
 225         get_libgcc_list_objs_srcs $_abi | writefile ${libgcc_db_objs_srcs}
 226         get_libgcc_list_objs_tmplsrcs $_abi | writefile ${libgcc_db_objs_tmplsrcs}
 227         get_libgcc_list_objs_cppflags $_abi | writefile ${libgcc_db_objs_cppflags}
 228         get_libgcc_list_objs_copts $_abi | writefile ${libgcc_db_objs_copts}
 229
 230         for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
 231                 get_libgcc_list_tmplsrcs $_lib $_abi
 232         done
 233 }
 234
 235 #####
 236
 237 get_libgcc_gen_tmplsrcs_tmplsrcs () {
 238         local _lib=$1
 239
 240         printf '\n'
 241         printf 'TMPLSRCS.%s = \\\n' $_lib
 242         sed -e 's,^,    ,; s,$, \\,' $_TOP/${libgcc_db_tmplsrcs}.tmplsrcs.${_lib%.*}
 243 }
 244
 245 get_libgcc_gen_tmplsrcs_tmplfpsrcs () {
 246         local _lib=$1
 247
 248         printf '\n'
 249         printf 'TMPLFPSRCS.%s = \\\n' $_lib
 250         sed -e 's,^,    ,; s,$, \\,' $_TOP/${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*}
 251 }
 252
 253 get_libgcc_gen_tmplsrcs_tmplasmsrcs () {
 254         local _lib=$1
 255
 256         printf '\n'
 257         printf 'TMPLASMSRCS.%s = \\\n' $_lib
 258         sed -e 's,^,    ,; s,$, \\,' $_TOP/${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*} | \
 259         sed -e 's,LIB1ASMSRC,G_&,'
 260 }
 261
 262 get_libgcc_gen_srcs () {
 263         local _lib=$1
 264
 265         printf '\n'
 266         printf 'SRCS.%s = \\\n' $_lib
 267         if [ -e $_TOP/${libgcc_db_funcs}.S ]; then
 268                 comm -23 $_TOP/${libgcc_db_funcs}.${_lib%.*} $_TOP/${libgcc_db_funcs}.S | \
 269                 sed -e 's,$,.c,; s,^,tmp_,'
 270                 comm -12 $_TOP/${libgcc_db_funcs}.${_lib%.*} $_TOP/${libgcc_db_funcs}.S | \
 271                 sed -e 's,$,.S,; s,^,tmp_,'
 272         else
 273                 cat $_TOP/${libgcc_db_funcs}.${_lib%.*} | \
 274                 sed -e 's,$,.c,; s,^,tmp_,'
 275         fi | sort | \
 276         sed -e 's,^,    ,; s,$, \\,'
 277 }
 278
 279 _lookup_objs () {
 280         local _obj=$1; local _key=$2
 281
 282         eval grep \^$_obj\\\     \$_TOP/\${libgcc_db_objs_${_key}} | cut -f2
 283 }
 284
 285 get_libgcc_gen_srcs_tmplsrcs () {
 286         cut -f1 $_TOP/${libgcc_db_objs_libs} | \
 287         while read _obj; do
 288                 printf 'SRCS.tmp_%s=%s\n' \
 289                         "$( _lookup_objs $_obj srcs )" \
 290                         "$( _lookup_objs $_obj tmplsrcs )"
 291         done | \
 292         sed -e 's,\$(\(.*\)),${G_\1},'
 293 }
 294
 295 get_libgcc_gen_srcs_cppflags () {
 296         cut -f1 $_TOP/${libgcc_db_objs_libs} | \
 297         while read _obj; do
 298                 printf '_CPPFLAGS.tmp_%s=%s\n' \
 299                         "$( _lookup_objs $_obj srcs )" \
 300                         "$( _lookup_objs $_obj cppflags | xargs )"
 301         done
 302 }
 303
 304 get_libgcc_gen_srcs_copts () {
 305         cut -f1 $_TOP/${libgcc_db_objs_libs} | \
 306         while read _obj; do
 307                 printf 'COPTS.tmp_%s=%s\n' \
 308                         "$( _lookup_objs $_obj srcs )" \
 309                         "$( _lookup_objs $_obj copts | xargs )"
 310         done
 311 }
 312
 313 get_libgcc_new_generate () {
 314         local _abi=$1
 315
 316         for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
 317                 for _tmpl in tmplsrcs tmplfpsrcs tmplasmsrcs; do
 318                         eval get_libgcc_gen_tmplsrcs_${_tmpl} $_lib | \
 319                         write_mk ${libgcc_libs_mk}.${_lib%.*}.tmplsrcs.${_tmpl}.mk
 320                 done
 321
 322                 get_libgcc_gen_srcs $_lib | \
 323                 write_mk ${libgcc_libs_mk}.${_lib%.*}.srcs.mk
 324         done
 325
 326         for _arg in tmplsrcs cppflags copts; do
 327                 eval get_libgcc_gen_srcs_${_arg} | \
 328                 eval writefile \$libgcc_srcs_mk_${_arg}
 329         done
 330 }
 331
 332 #####
 333
 334 get_libgcc_new () {
 335         _subdir="$1"
 336         _abi="$2"
 337
 338         # List of generated files.
 339
 340         _machine_arch_subdir=gnu/lib/lib$_subdir/arch${_archsubdir}/$MACHINE_ARCH/$_abi
 341
 342         libgcc_db_funcs=${_machine_arch_subdir}/funcs
 343         libgcc_db_tmplsrcs=${_machine_arch_subdir}/tmplsrcs
 344         libgcc_db_objs_libs=${_machine_arch_subdir}/objs.libs
 345         libgcc_db_objs_srcs=${_machine_arch_subdir}/objs.srcs
 346         libgcc_db_objs_tmplsrcs=${_machine_arch_subdir}/objs.tmplsrcs
 347         libgcc_db_objs_cppflags=${_machine_arch_subdir}/objs.cppflags
 348         libgcc_db_objs_copts=${_machine_arch_subdir}/objs.copts
 349
 350         get_libgcc_new_analyze $_abi
 351
 352         libgcc_libs_mk=${_machine_arch_subdir}/libs
 353         libgcc_srcs_mk=${_machine_arch_subdir}/srcs.mk
 354         libgcc_srcs_mk_tmplsrcs=${_machine_arch_subdir}/srcs.tmplsrcs.mk
 355         libgcc_srcs_mk_cppflags=${_machine_arch_subdir}/srcs.cppflags.mk
 356         libgcc_srcs_mk_copts=${_machine_arch_subdir}/srcs.copts.mk
 357
 358         get_libgcc_new_generate $_abi
 359 }
 360
 361 get_libgcc () {
 362         _subdir="$1"
 363         mkdir -p $_TOP/gnu/lib/lib$_subdir/arch
 364
 365         case "$_subdir" in
 366         gcc3)
 367                 _extravars="USE_COLLECT2 LIB2FUNCS_1 LIB2FUNCS_2 xm_file"
 368                 _archsubdir=""
 369                 ;;
 370         gcc4)
 371                 _extravars="COLLECT2 UNWIND_H xm_include_list"
 372                 _archsubdir=""
 373                 ;;
 374         esac
 375
 376         # DPBIT, FPBIT only used on mn10[23]00, we don't need them.
 377         # XXX we should probably grab everything Just In Case for
 378         # the future.
 379         {
 380                 getvars gcc/Makefile \
 381                         INCLUDES LIB2ADD LIB2ADDEH \
 382                         LIB1ASMFUNCS LIB1ASMSRC \
 383                         LIB2_DIVMOD_FUNCS LIB2FUNCS_ST \
 384                         LIB2FUNCS_EXTRA \
 385                         LIBGCC2_CFLAGS \
 386                         SHLIB_MKMAP SHLIB_MKMAP_OPTS \
 387                         SHLIB_MAPFILES SHLIB_NM_FLAGS \
 388                         EXTRA_HEADERS xm_defines \
 389                         tm_defines ${_extravars}
 390         } | write_mk gnu/lib/lib$_subdir/arch${_archsubdir}/$MACHINE_ARCH.mk
 391
 392         # Generate new style files.
 393         if [ -n "${MKNATIVE_LIBGCC_NEW}" ]; then
 394                 get_libgcc_new $_subdir $_ABI
 395         fi
 396 }
 397
 398 ##### gnu/lib/libgcov #####
 399
 400 get_libgcov () {
 401         _subdir="$1"
 402
 403         mkdir -p $_TOP/gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH
 404
 405         {
 406                 getvars gcc/Makefile \
 407                         LIBGCOV
 408         } | write_mk gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH/defs.mk
 409
 410         write_c gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH/gcov-iov.h \
 411            <$_TMPDIR/gcc/gcov-iov.h
 412
 413 }
 414
 415 ##### gnu/usr.bin/gcc[34]/libiberty #####
 416
 417 get_gcc_libiberty () {
 418         _subdir="$1"
 419         mkdir -p $_TOP/gnu/usr.bin/$_subdir/libiberty/arch/$MACHINE_ARCH
 420
 421         getvars libiberty/Makefile \
 422                 ALLOCA EXTRA_OFILES LIBOBJS REQUIRED_OFILES \
 423                 | write_mk gnu/usr.bin/$_subdir/libiberty/defs.mk
 424
 425         write_c gnu/usr.bin/$_subdir/libiberty/arch/$MACHINE_ARCH/config.h \
 426                 <$_TMPDIR/libiberty/config.h
 427 }
 428
 429 ##### gnu/lib/libobjc #####
 430
 431 get_libobjc () {
 432         case "$1" in
 433         *4)
 434                 _subdir="$1/arch/$MACHINE_ARCH"
 435                 _options="ALL_OPT_FILES"
 436                 _unwind="UNWIND_H"
 437                 ;;
 438         *)
 439                 _subdir="$1"
 440                 _options=""
 441                 _unwind=""
 442                 ;;
 443         esac
 444
 445         mkdir -p $_TOP/gnu/lib/$_subdir
 446
 447         {
 448                 if [ -n "$_options" ]; then
 449                         getvars gcc/Makefile $_options
 450                 fi
 451                 getvars $_PLATFORM/libobjc/Makefile \
 452                         ALL_CFLAGS INCLUDES OBJS OBJC_H \
 453                         | sed "s,$_GNU_DIST,\${GNUHOSTDIST},g"
 454                 if [ -n "$_unwind" ]; then
 455                         getvars gcc/Makefile $_unwind
 456                 fi
 457         } | write_mk gnu/lib/$_subdir/defs.mk
 458
 459         write_c gnu/lib/$_subdir/config.h \
 460                 <$_TMPDIR/$_PLATFORM/libobjc/config.h
 461 }
 462
 463 ##### gnu/lib/libstdc++-v3 #####
 464
 465 get_libstdcxx_v3 () {
 466         _subdir="$1"
 467         mkdir -p $_TOP/gnu/lib/$_subdir/arch/$MACHINE_ARCH
 468
 469         case ${_subdir} in
 470         *4)
 471                 _src_CC_files="atomicity_file CCODECVT_CC CCOLLATE_CC CCTYPE_CC CMESSAGES_CC CMONEY_CC CNUMERIC_CC CTIME_CC CLOCALE_CC BASIC_FILE_CC"
 472                 _headers1="host_headers debug_headers tr1_headers c_compatibility_headers_extra"
 473                 _headers2="thread_host_headers host_headers_extra"
 474                 _build_headers="c++allocator.h c++config.h cxxabi_tweaks.h gthr-default.h gthr-posix.h gthr-single.h gthr-tpf.h gthr.h"
 475                 _unwind="UNWIND_H"
 476                 ;;
 477         *)
 478                 _src_CC_files=""
 479                 _headers1="target_headers"
 480                 _headers2="thread_target_headers target_headers_extra"
 481                 _build_headers="c++config.h gthr-default.h gthr-posix.h gthr-single.h gthr.h"
 482                 _unwind=""
 483                 ;;
 484         esac
 485
 486         # build files
 487         for h in $_build_headers; do
 488                 write_c gnu/lib/$_subdir/arch/$MACHINE_ARCH/$h \
 489                         <$_TMPDIR/$_PLATFORM/libstdc++-v3/include/$_PLATFORM/bits/$h
 490         done
 491
 492         write_c gnu/lib/$_subdir/arch/$MACHINE_ARCH/config.h \
 493                 <$_TMPDIR/$_PLATFORM/libstdc++-v3/config.h
 494
 495         {
 496                 # libmath
 497                 getvars $_PLATFORM/libstdc++-v3/libmath/Makefile \
 498                         libmath_la_SOURCES libmath_la_LIBADD
 499
 500                 # libsupc++
 501                 getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
 502                         sources | sed 's/^G_sources=/G_LIBSUPCXX_SOURCES=/'
 503                 getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
 504                         c_sources | sed 's/^G_c_sources=/G_LIBSUPCXX_C_SOURCES=/'
 505
 506                 # src
 507                 getvars $_PLATFORM/libstdc++-v3/src/Makefile \
 508                         sources $_src_CC_files SECTION_FLAGS | sed 's/^G_sources=/G_SRC_SOURCES=/'
 509
 510                 # include
 511                 getvars $_PLATFORM/libstdc++-v3/include/Makefile \
 512                         c_base_headers_rename std_headers_rename
 513                 getvars $_PLATFORM/libstdc++-v3/include/Makefile \
 514                         bits_headers backward_headers ext_headers c_base_headers_extra \
 515                         $_headers1 | sed -e 's#/[^      ][^     ]*/##g' -e 's/\${GNUHOSTDIST}//g'
 516                 getvars $_PLATFORM/libstdc++-v3/include/Makefile \
 517                         $_headers2 | sed -e 's#\./[^    ][^     ]*/##g' -e 's/\${GNUHOSTDIST}//g'
 518
 519                 if [ -n "$_unwind" ]; then
 520                         getvars gcc/Makefile $_unwind
 521                 fi
 522         } | write_mk gnu/lib/$_subdir/arch/$MACHINE_ARCH/defs.mk
 523 }
 524
 525 ##### gnu/usr.bin/gcc3 #####
 526
 527 get_gcc () {
 528         _subdir="$1"
 529         mkdir -p $_TOP/gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH
 530         case ${_subdir} in
 531         gcc4)
 532                 mkdir -p $_TOP/gnu/usr.bin/$_subdir/libcpp/arch/$MACHINE_ARCH
 533                 _buildname="BUILD_"
 534                 _libcppsubdir=""
 535                 _extravars="TM_H ALL_OPT_FILES"
 536                 _hconfig_h=""
 537                 _extravars2="tm_file_list build_xm_include_list"
 538                 _extravars3="tm_p_include_list"
 539
 540                 ;;
 541         *)
 542                 _buildname="HOST_"
 543                 _libcppsubdir="gcc/"
 544                 _extravars=""
 545                 _hconfig_h="HCONFIG_H"
 546                 _extravars2=""
 547                 _extravars3=""
 548                 ;;
 549         esac
 550
 551         {
 552                 getvars gcc/Makefile \
 553                         ${_buildname}EARLY_SUPPORT ${_buildname}ERRORS ${_buildname}PRINT \
 554                         ${_buildname}RTL ${_buildname}SUPPORT ${_buildname}VARRAY | \
 555                     sed -e 's#build/errors.o#build-errors.o#g' \
 556                         -e 's#build/print-rtl.o#build-print-rtl.o#g' \
 557                         -e 's#build/rtl.o#build-rtl.o#g' \
 558                         -e 's#build/varray.o#build-varray.o#g' \
 559                         -e 's#build/ggc-none.o#build-ggc-none.o#g' \
 560                         -e 's#build/##g'
 561                 getvars gcc/Makefile \
 562                         ALL_CFLAGS ALL_CPPFLAGS C_AND_OBJC_OBJS C_OBJS CCCP_OBJS \
 563                         GCOV_OBJS PROTO_OBJS ${_extravars1} \
 564                         INCLUDES md_file OBJC_OBJS OBJS out_file version \
 565                         BUILD_PREFIX RTL_H TREE_H ${_hconfig_h} BASIC_BLOCK_H GCC_H \
 566                         GTFILES_SRCDIR GTFILES_FILES_FILES GTFILES_FILES_LANGS \
 567                         GTFILES GTFILES_LANG_DIR_NAMES \
 568                         tm_defines host_xm_file host_xm_defines tm_p_file \
 569                         target_cpu_default ${_extravars} ${_extravars2} \
 570                         lang_specs_files ${_extravars3}
 571                 getvars gcc/Makefile \
 572                         LIB2ADDEHDEP | sed 's/unwind.inc//'
 573                 getvars gcc/Makefile \
 574                         CXX_OBJS CXX_C_OBJS | sed 's/cp\///g'
 575                 getvars gcc/Makefile \
 576                         F77_OBJS | sed 's/f\///g'
 577                 case ${_subdir} in
 578                 gcc4)
 579                         getvars libcpp/Makefile \
 580                                 libcpp_a_OBJS
 581                         ;;
 582                 gcc3)
 583                         getvars gcc/Makefile \
 584                                 LIBCPP_OBJS LIBCPP_H
 585                         ;;
 586                 esac
 587                 getvars gcc/Makefile \
 588                         ENABLE_SHARED
 589                 case ${_subdir} in
 590                 gcc4)
 591                         echo G_SHLIB_LINK="$CC -shared"
 592                         echo G_SHLIB_MULTILIB=.
 593                         ;;
 594                 gcc3)
 595                         getvars gcc/Makefile \
 596                                 SHLIB_LINK SHLIB_MULTILIB
 597                         ;;
 598                 esac
 599         } | write_mk gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH/defs.mk
 600
 601         case "$_subdir" in
 602         gcc3)
 603                 hfiles='auto-host configargs cs-hconfig gencheck hconfig gthr-default'
 604                 ;;
 605         gcc4)
 606                 write_c gnu/usr.bin/$_subdir/libcpp/arch/$MACHINE_ARCH/config.h <$_TMPDIR/libcpp/config.h
 607                 hfiles='auto-host configargs gencheck gthr-default tm bconfig config multilib'
 608                 ;;
 609         esac
 610         for f in $hfiles; do
 611                 write_c gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h
 612         done
 613 }
 614
 615 ##### main #####
 616
 617 case "$1" in
 618 # .mk and .h files for libgcc bootstrap (from host build)
 619 libgcc)
 620         get_libgcc gcc3
 621         get_crtstuff crtstuff3
 622         exit 0
 623         ;;
 624
 625 libgcc4)
 626         get_libgcc gcc4
 627         get_crtstuff crtstuff4
 628         exit 0
 629         ;;
 630
 631 # gcc files
 632 gcc4)
 633         get_gcc gcc4
 634         get_libgcc gcc4
 635         get_libgcov gcc4
 636         get_crtstuff crtstuff4
 637         get_gcc_libiberty gcc4
 638         get_libobjc libobjc4
 639         get_libstdcxx_v3 libstdc++-v3_4
 640         exit 0
 641         ;;
 642
 643 gcc3)
 644         get_gcc gcc3
 645         get_libg2c
 646         get_libgcc gcc3
 647         get_crtstuff crtstuff3
 648         get_gcc_libiberty gcc3
 649         get_libobjc libobjc3
 650         get_libstdcxx_v3 libstdc++-v3
 651         exit 0
 652         ;;
 653
 654 *)      echo invalid arguments; exit 1;;
 655 esac