gcc/mklibgcc.in

   1 #!/bin/sh
   2 # Construct makefile for libgcc.
   3 #   Copyright (C) 2000, 2002 Free Software Foundation, Inc.
   4 #
   5 # This file is part of GCC.
   6
   7 # Arguments, taken from the environment, since there are a lot
   8 # of them, and positional args becomes quite ugly.
   9 #
  10 # objext
  11 # LIB1ASMFUNCS
  12 # LIB2FUNCS_1
  13 # LIB2FUNCS_2
  14 # LIB2FUNCS_ST
  15 # LIB2ADD
  16 # LIB2ADD_ST
  17 # LIB2ADDEH
  18 # LIB2ADDEHDEP
  19 # FPBIT
  20 # FPBIT_FUNCS
  21 # LIB2_DIVMOD_FUNCS
  22 # DPBIT
  23 # DPBIT_FUNCS
  24 # LIBGCC
  25 # MULTILIBS
  26 # EXTRA_MULTILIB_PARTS
  27 # SHLIB_EXT
  28 # SHLIB_LINK
  29 # SHLIB_MULTILIB
  30 # SHLIB_MKMAP
  31 # SHLIB_MKMAP_OPTS
  32 # SHLIB_MAPFILES
  33 # SHLIB_NM_FLAGS
  34 # SHLIB_INSTALL
  35
  36 # Make needs VPATH to be literal.
  37 echo 'srcdir = @srcdir@'
  38 echo 'VPATH = @srcdir@'
  39 echo 'EQ = ='
  40 echo
  41 echo 'force:'
  42 echo
  43
  44 # Disable SHLIB_LINK if shared libgcc not enabled.
  45 if [ "@enable_shared@" = "no" ]; then
  46   SHLIB_LINK=""
  47 fi
  48
  49 # Build lines.
  50
  51 gcc_compile='$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(INCLUDES)'
  52 make_compile='$(MAKE) GCC_FOR_TARGET="$(GCC_FOR_TARGET)" \
  53           AR_FOR_TARGET="$(AR_FOR_TARGET)" \
  54           AR_CREATE_FOR_TARGET="$(AR_CREATE_FOR_TARGET)" \
  55           AR_EXTRACT_FOR_TARGET="$(AR_EXTRACT_FOR_TARGET)" \
  56           AR_FLAGS_FOR_TARGET="$(AR_FLAGS_FOR_TARGET)" \
  57           CC="$(CC)" CFLAGS="$(CFLAGS)" \
  58           HOST_PREFIX="$(HOST_PREFIX)" \
  59           HOST_PREFIX_1="$(HOST_PREFIX_1)" \
  60           LANGUAGES="$(LANGUAGES)"'
  61
  62 # Dependencies for libgcc2.c
  63 libgcc2_c_dep='stmp-dirs $(srcdir)/libgcc2.c $(CONFIG_H) $(MACHMODE_H) longlong.h gbl-ctors.h config.status stmp-int-hdrs tsystem.h'" $LIB2ADDEHDEP"
  64
  65 # Dependencies for fp-bit.c
  66 fpbit_c_dep='stmp-dirs config.status tsystem.h'
  67
  68 #
  69 # Build libgcc1 components.
  70 #
  71
  72 libgcc1_objs=""
  73
  74 for name in $LIB1ASMFUNCS; do
  75   for ml in $MULTILIBS; do
  76     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
  77     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
  78     out="libgcc/${dir}/${name}${objext}"
  79
  80     echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
  81     echo "      $gcc_compile" $flags -DL$name -xassembler-with-cpp \
  82           -c '$(srcdir)/config/$(LIB1ASMSRC)' -o $out
  83
  84     # Remove any objects from LIB2FUNCS and LIB2_DIVMOD_FUNCS that are
  85     # defined as optimized assembly code in LIB1ASMFUNCS.
  86     LIB2FUNCS_1=`echo $LIB2FUNCS_1 | sed -e 's/^'$name' //' \
  87                                          -e 's/ '$name' / /' \
  88                                          -e 's/ '$name'$//'`
  89     LIB2FUNCS_2=`echo $LIB2FUNCS_2 | sed -e 's/^'$name' //' \
  90                                          -e 's/ '$name' / /' \
  91                                          -e 's/ '$name'$//'`
  92     LIB2_DIVMOD_FUNCS=`echo $LIB2_DIVMOD_FUNCS | sed -e 's/^'$name' //' \
  93                                                      -e 's/ '$name' / /' \
  94                                                      -e 's/ '$name'$//'`
  95   done
  96   libgcc1_objs="$libgcc1_objs ${name}${objext}"
  97 done
  98
  99 #
 100 # Build libgcc2 components.
 101 #
 102
 103 libgcc2_objs=""
 104 libgcc2_st_objs=""
 105 libgcc2_eh_objs=""
 106
 107 for name in $LIB2FUNCS_1 $LIB2FUNCS_2; do
 108   for ml in $MULTILIBS; do
 109     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 110     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 111     out="libgcc/${dir}/${name}${objext}"
 112
 113     echo $out: $libgcc2_c_dep
 114     echo "      $gcc_compile" '$(MAYBE_USE_COLLECT2)' $flags -DL$name \
 115       -c '$(srcdir)/libgcc2.c' -o $out
 116   done
 117   libgcc2_objs="$libgcc2_objs ${name}${objext}"
 118 done
 119
 120 for name in $LIB2FUNCS_ST; do
 121   for ml in $MULTILIBS; do
 122     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 123     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 124     out="libgcc/${dir}/${name}${objext}"
 125
 126     echo $out: $libgcc2_c_dep
 127     echo "      $gcc_compile" '$(MAYBE_USE_COLLECT2)' $flags -DL$name \
 128       -c '$(srcdir)/libgcc2.c' -o $out
 129   done
 130   libgcc2_st_objs="$libgcc2_st_objs ${name}${objext}"
 131 done
 132
 133 for name in $LIB2_DIVMOD_FUNCS; do
 134   for ml in $MULTILIBS; do
 135     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 136     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 137     out="libgcc/${dir}/${name}${objext}"
 138
 139     echo $out: $libgcc2_c_dep
 140     echo "      $gcc_compile" '$(MAYBE_USE_COLLECT2)' $flags -DL$name \
 141       -c '$(srcdir)/libgcc2.c' -fexceptions -fnon-call-exceptions -o $out
 142   done
 143   libgcc2_objs="$libgcc2_objs ${name}${objext}"
 144 done
 145
 146 if [ "$FPBIT" ]; then
 147   for name in $FPBIT_FUNCS; do
 148     for ml in $MULTILIBS; do
 149       dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 150       flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 151       out="libgcc/${dir}/${name}${objext}"
 152
 153       echo $out: $FPBIT $fpbit_c_dep
 154       echo "    $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
 155         -c $FPBIT -o $out
 156     done
 157     libgcc2_objs="$libgcc2_objs ${name}${objext}"
 158   done
 159 fi
 160
 161 if [ "$DPBIT" ]; then
 162   for name in $DPBIT_FUNCS; do
 163     for ml in $MULTILIBS; do
 164       dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 165       flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 166       out="libgcc/${dir}/${name}${objext}"
 167
 168       echo $out: $DPBIT $fpbit_c_dep
 169       echo "    $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
 170         -c $DPBIT -o $out
 171     done
 172     libgcc2_objs="$libgcc2_objs ${name}${objext}"
 173   done
 174 fi
 175
 176 for file in $LIB2ADD; do
 177   name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//' -e 's/[.]txt$//'`
 178   oname=`echo $name | sed -e 's,.*/,,'`
 179
 180   for ml in $MULTILIBS; do
 181     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 182     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 183     out="libgcc/${dir}/${oname}${objext}"
 184     if [ ${name}.asm = ${file} ]; then
 185       flags="$flags -xassembler-with-cpp"
 186     fi
 187
 188     echo $out: stmp-dirs $file
 189     echo "      $gcc_compile" $flags -c $file -o $out
 190   done
 191   libgcc2_objs="$libgcc2_objs ${oname}${objext}"
 192 done
 193
 194 for file in $LIB2ADDEH; do
 195   name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//' -e 's/[.]txt$//'`
 196   oname=`echo $name | sed -e 's,.*/,,'`
 197
 198   for ml in $MULTILIBS; do
 199     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 200     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 201     out="libgcc/${dir}/${oname}${objext}"
 202     if [ ${name}.asm = ${file} ]; then
 203       flags="$flags -xassembler-with-cpp"
 204     fi
 205
 206     echo $out: stmp-dirs $file
 207     echo "      $gcc_compile" $flags -fexceptions -c $file -o $out
 208   done
 209   if [ "$SHLIB_LINK" ]; then
 210     libgcc2_eh_objs="$libgcc2_eh_objs ${oname}${objext}"
 211   else
 212     libgcc2_objs="$libgcc2_objs ${oname}${objext}"
 213   fi
 214 done
 215
 216 for file in $LIB2ADD_ST; do
 217   name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//' -e 's/[.]txt$//'`
 218   oname=`echo $name | sed -e 's,.*/,,'`
 219
 220   for ml in $MULTILIBS; do
 221     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 222     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 223     out="libgcc/${dir}/${oname}${objext}"
 224     if [ ${name}.asm = ${file} ]; then
 225       flags="$flags -xassembler-with-cpp"
 226     fi
 227
 228     echo $out: stmp-dirs $file
 229     echo "      $gcc_compile" $flags -c $file -o $out
 230   done
 231   libgcc2_st_objs="$libgcc2_st_objs ${oname}${objext}"
 232 done
 233
 234 # SHLIB_MKMAP
 235 # SHLIB_MKMAP_OPTS
 236 # SHLIB_MAPFILES
 237 for ml in $MULTILIBS; do
 238   dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 239   flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 240
 241   libgcc_objs=""
 242   libgcc_eh_objs=""
 243   for o in $libgcc1_objs; do
 244     libgcc_objs="$libgcc_objs libgcc/${dir}/$o"
 245   done
 246   for o in $libgcc2_objs; do
 247     libgcc_objs="$libgcc_objs libgcc/${dir}/$o"
 248   done
 249   for o in $libgcc2_eh_objs; do
 250     libgcc_eh_objs="$libgcc_eh_objs libgcc/${dir}/$o"
 251   done
 252   libgcc_sh_objs="$libgcc_objs $libgcc_eh_objs"
 253   shlib_deps="$libgcc_sh_objs"
 254
 255   libgcc_st_objs=""
 256   for o in $libgcc2_st_objs; do
 257     libgcc_st_objs="$libgcc_st_objs libgcc/${dir}/$o"
 258   done
 259
 260   if [ "$SHLIB_LINK" -a "$SHLIB_MKMAP" ]; then
 261     mapfile="libgcc/${dir}/libgcc.map"
 262     tmpmapfile="libgcc/${dir}/tmp-libgcc.map"
 263     echo ""
 264     echo "${mapfile}: $SHLIB_MKMAP $SHLIB_MAPFILES $libgcc_sh_objs"
 265     echo '      { $(NM_FOR_TARGET)'" $SHLIB_NM_FLAGS $libgcc_sh_objs; echo %%; cat $SHLIB_MAPFILES; } | "'$(AWK)'" -f $SHLIB_MKMAP $SHLIB_MKMAP_OPTS > ${tmpmapfile}"
 266     echo '      mv '"$tmpmapfile"' $@'
 267   fi
 268   shlib_deps="$shlib_deps $mapfile"
 269
 270   # Depend on EXTRA_MULTILIB_PARTS, since that's where crtbegin/end
 271   # usually are put in a true multilib situation.
 272   for f in $EXTRA_MULTILIB_PARTS; do
 273     shlib_deps="$shlib_deps $dir/$f"
 274   done
 275
 276   libgcc_a_objs="$libgcc_objs $libgcc_st_objs"
 277
 278   if [ "@libgcc_visibility@" = yes -a "$SHLIB_LINK" ]; then
 279     libgcc_a_objs=
 280     echo ""
 281     for o in $libgcc_objs $libgcc_st_objs; do
 282       # .oS objects will have all non-local symbol definitions .hidden
 283       oS=`echo ${o} | sed s~${objext}'$~.oS~g'`
 284       echo "${oS}: stmp-dirs ${o}"
 285       echo '    @$(NM_FOR_TARGET) '${SHLIB_NM_FLAGS} ${o}' | $(AWK) '\''NF == 3 { print "\t.hidden", $$3 }'\'' | $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) '${flags}' -r -nostdinc -nostdlib -o $@ '${o}' -xassembler -'
 286       libgcc_a_objs="${libgcc_a_objs} ${oS}"
 287     done
 288   fi
 289
 290   echo ""
 291   echo "${dir}/libgcc.a: $libgcc_a_objs"
 292   echo "        -rm -rf ${dir}/libgcc.a"
 293   echo '        $(AR_CREATE_FOR_TARGET)' ${dir}/libgcc.a $libgcc_a_objs
 294   echo '        if $(RANLIB_TEST_FOR_TARGET) ; then' \\
 295   echo '          $(RANLIB_FOR_TARGET)' ${dir}/libgcc.a ';' \\
 296   echo '        else true; fi;'
 297
 298   if [ "$SHLIB_LINK" ]; then
 299
 300     echo ""
 301     echo "${dir}/libgcc_eh.a: $libgcc_eh_objs"
 302     echo "      -rm -rf ${dir}/libgcc_eh.a"
 303     echo '      $(AR_CREATE_FOR_TARGET)' ${dir}/libgcc_eh.a $libgcc_eh_objs
 304     echo '      if $(RANLIB_TEST_FOR_TARGET) ; then' \\
 305     echo '        $(RANLIB_FOR_TARGET)' ${dir}/libgcc_eh.a ';' \\
 306     echo '      else true; fi;'
 307
 308     if [ -z "$SHLIB_MULTILIB" ]; then
 309       if [ "$dir" = "." ]; then
 310         shlib_base_name="libgcc_s";
 311       else
 312         shlib_base_name=libgcc_s_`echo $dir | sed s,/,_,g`
 313       fi
 314       echo ""
 315       echo "${dir}/${shlib_base_name}${SHLIB_EXT}: $shlib_deps"
 316       echo "    $SHLIB_LINK" \
 317          | sed -e "s%@multilib_flags@%$flags%g" \
 318                -e "s%@multilib_dir@%$dir%g" \
 319                -e "s%@shlib_objs@%$libgcc_sh_objs%g" \
 320                -e "s%@shlib_base_name@%$shlib_base_name%g" \
 321                -e "s%@shlib_map_file@%$mapfile%g"
 322     elif [ "$SHLIB_MULTILIB" = "$dir" ]; then
 323       shlib_base_name="libgcc_s";
 324       echo ""
 325       echo "${shlib_base_name}${SHLIB_EXT}: $shlib_deps"
 326       echo "    $SHLIB_LINK" \
 327          | sed -e "s%@multilib_flags@%$flags%g" \
 328                -e "s%@multilib_dir@%$dir%g" \
 329                -e "s%@shlib_objs@%$libgcc_sh_objs%g" \
 330                -e "s%@shlib_base_name@%$shlib_base_name%g" \
 331                -e "s%@shlib_map_file@%$mapfile%g"
 332     fi
 333   fi
 334 done
 335
 336 dirs=libgcc
 337 for ml in $MULTILIBS; do
 338   dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 339   if [ $dir != . ]; then
 340     dirs="$dirs libgcc/${dir}"
 341   fi
 342 done
 343 echo ''
 344 echo 'libgcc-stage-start:'
 345 echo '  for dir in '"${dirs}"'; do \'
 346 echo '    if [ -d $(stage)/$$dir ]; then true; else mkdir $(stage)/$$dir; fi; \'
 347 echo '  done'
 348 echo '  -for dir in '"${dirs}"'; do \'
 349 echo '    mv $$dir/*'"${objext}"' $(stage)/$$dir; \'
 350 echo '  done'
 351
 352 echo ""
 353 all=stmp-dirs
 354 dirs=libgcc
 355
 356 for ml in $MULTILIBS; do
 357   dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 358   if [ $dir != . ]; then
 359     dirs="$dirs ${dir} libgcc/${dir}"
 360   fi
 361   all="$all ${dir}/libgcc.a"
 362   if [ "$SHLIB_LINK" ]; then
 363     all="$all ${dir}/libgcc_eh.a"
 364     if [ -z "$SHLIB_MULTILIB" ]; then
 365       if [ "$dir" = "." ]; then
 366         suff="";
 367       else
 368         suff=_`echo $dir | sed s,/,_,g`
 369       fi
 370       all="$all ${dir}/libgcc_s${suff}${SHLIB_EXT}"
 371     elif [ "$SHLIB_MULTILIB" = "$dir" ]; then
 372       all="$all libgcc_s${SHLIB_EXT}"
 373     fi
 374   fi
 375 done
 376
 377 echo 'stmp-dirs: force'
 378 echo '  for d in '"$dirs"'; do \'
 379 echo '    if [ -d $$d ]; then true; else '$mkinstalldirs' $$d; fi; \'
 380 echo '  done'
 381 echo '  if [ -f stmp-dirs ]; then true; else touch stmp-dirs; fi'
 382
 383 for f in $EXTRA_MULTILIB_PARTS; do
 384   for ml in $MULTILIBS; do
 385     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 386     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
 387     case $dir in
 388     .) out=$f ; t= ;;
 389     *) out=$dir/$f ; t=$dir/ ;;
 390     esac
 391     case $out in
 392     # Prevent `make' from interpreting $out as a macro assignment
 393     *'$(EQ)'*) targ="T_TARGET=$out T_TARGET" ;;
 394     *) targ=$out ;;
 395     esac
 396
 397     echo $out: stmp-dirs
 398     echo "      $make_compile" \\
 399     echo '        LIBGCC2_CFLAGS="$(LIBGCC2_CFLAGS)' $flags '" ' \\
 400     echo '        MULTILIB_CFLAGS="'$flags'"' T=$t $targ
 401
 402     all="$all $out"
 403   done
 404 done
 405
 406 echo ""
 407 echo "all: $all"
 408
 409 echo ""
 410 echo "install: $all"
 411 for ml in $MULTILIBS; do
 412   dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 413   if [ $dir != . ]; then
 414     ldir='$(libsubdir)'/$dir
 415     echo "      if [ -d $ldir ]; then true; else mkdir $ldir; chmod a+rx $ldir; fi;"
 416   else
 417     ldir='$(libsubdir)'
 418   fi
 419   echo '        $(INSTALL_DATA)' ${dir}/libgcc.a ${ldir}/
 420   echo '        $(RANLIB_FOR_TARGET)' ${ldir}/libgcc.a
 421
 422   if [ "$SHLIB_LINK" ]; then
 423     echo '      $(INSTALL_DATA)' ${dir}/libgcc_eh.a ${ldir}/
 424     echo '      $(RANLIB_FOR_TARGET)' ${ldir}/libgcc_eh.a
 425
 426     if [ -z "$SHLIB_MULTILIB" ]; then
 427       if [ "$dir" = "." ]; then
 428         shlib_base_name="libgcc_s";
 429       else
 430         shlib_base_name=libgcc_s_`echo $dir | sed s,/,_,g`
 431       fi
 432       echo "    $SHLIB_INSTALL" \
 433         | sed -e "s%@shlib_base_name@%$shlib_base_name%g"
 434     elif [ "$SHLIB_MULTILIB" = "$dir" ]; then
 435       shlib_base_name="libgcc_s";
 436       echo "    $SHLIB_INSTALL" \
 437         | sed -e "s%@shlib_base_name@%$shlib_base_name%g"
 438     fi
 439   fi
 440 done
 441 for f in $EXTRA_MULTILIB_PARTS; do
 442   for ml in $MULTILIBS; do
 443     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
 444     if [ $dir != . ]; then
 445       out=${dir}/$f
 446       ldir='$(libsubdir)'/$dir
 447     else
 448       out=$f
 449       ldir='$(libsubdir)'
 450     fi
 451     echo '      $(INSTALL_DATA)' $out $ldir/
 452   done
 453 done