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