2 # Construct makefile for libgcc.
3 # Copyright (C) 2000 Free Software Foundation, Inc.
5 # This file is part of GNU CC.
7 # Arguments, taken from the environment, since there are a lot
8 # of them, and positional args becomes quite ugly.
25 # EXTRA_MULTILIB_PARTS
30 # Make needs VPATH to be literal.
31 echo 'srcdir = @srcdir@'
32 echo 'VPATH = @srcdir@'
38 # Detect gcc as OLDCC. This indicates a target for which LIB1FUNCS
39 # is not needed. This is not quite the same as libgcc1.null, even
40 # on a target not using libgcc1-asm.a.
42 if [ "@build_canonical@" = "@target@" ]; then
49 if $OLDCC -E $tmp | grep yes > /dev/null 2>&1; then
55 # Disable SHLIB_LINK if shared libgcc not enabled.
56 if [ "@enable_shared@" = "no" ]; then
62 gcc_compile='$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(INCLUDES)'
63 oldcc_compile='$(OLDCC) -DIN_LIBGCC1 $(CCLIBFLAGS) $(INCLUDES)'
64 make_compile='$(MAKE) GCC_FOR_TARGET="$(GCC_FOR_TARGET)" \
65 AR_FOR_TARGET="$(AR_FOR_TARGET)" \
66 AR_CREATE_FOR_TARGET="$(AR_CREATE_FOR_TARGET)" \
67 AR_EXTRACT_FOR_TARGET="$(AR_EXTRACT_FOR_TARGET)" \
68 AR_FLAGS_FOR_TARGET="$(AR_FLAGS_FOR_TARGET)" \
69 CC="$(CC)" CFLAGS="$(CFLAGS)" \
70 HOST_PREFIX="$(HOST_PREFIX)" \
71 HOST_PREFIX_1="$(HOST_PREFIX_1)" \
72 LANGUAGES="$(LANGUAGES)"'
74 # Dependancies for libgcc1.c
75 libgcc1_c_dep='stmp-dirs $(srcdir)/libgcc1.c $(CONFIG_H)'
77 # Dependancies for libgcc2.c
78 libgcc2_c_dep='stmp-dirs $(srcdir)/libgcc2.c $(CONFIG_H) $(MACHMODE_H) longlong.h frame.h gbl-ctors.h config.status stmp-int-hdrs tsystem.h'
80 # Dependancies for fp-bit.c
81 fpbit_c_dep='stmp-dirs config.status tsystem.h'
84 # Build libgcc1 components.
94 echo "You must find a way to make libgcc1 components yourself" 1>&2
98 for name in $LIB1ASMFUNCS; do
99 for ml in $MULTILIBS; do
100 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
101 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
102 out="libgcc/${dir}/${name}${objext}"
104 echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
105 echo " $gcc_compile" $flags -DL$name -xassembler-with-cpp \
106 -c '$(srcdir)/config/$(LIB1ASMSRC)' -o $out
108 # Remove any objects from LIB2FUNCS that are defined as optimized
109 # assembly code in LIB1ASMFUNCS.
110 LIB2FUNCS=`echo $LIB2FUNCS | sed -e 's/^'$name' //' \
111 -e 's/ '$name' / /' \
114 libgcc1_objs="$libgcc1_objs ${name}${objext}"
119 for name in $LIB1FUNCS; do
120 out="libgcc/${name}${objext}"
122 echo $out: $libgcc1_c_dep
123 if [ -z "@NO_MINUS_C_MINUS_O@" ]; then
124 echo " $oldcc_compile" -DL$name $flags -c '$(srcdir)/libgcc1.c' -o $out
126 echo " $oldcc_compile" -DL$name $flags -c '$(srcdir)/libgcc1.c'
127 echo " mv libgcc1${objext} $out"
130 libgcc1_objs="$libgcc1_objs ${name}${objext}"
133 for file in $LIB1FUNCS_EXTRA; do
134 name=`echo $file | sed -e 's/[.][cS]$//' -e 's/[.]asm$//'`
135 out="libgcc/${name}${objext}"
138 if [ ${name}.asm = $file ]; then
139 echo " cp $file ${name}.s"
143 if [ -z "@NO_MINUS_C_MINUS_O@" ]; then
144 echo " $oldcc_compile" -c $file -o $out
146 echo " $oldcc_compile" -c $file
147 tmp=`echo $file | sed -e 's/[.][cs]$/'${objext}/ -e 's,.*/,,'`
151 libgcc1_objs="$libgcc1_objs ${name}${objext}"
155 echo "I'm confused about libgcc1." 1>&2
161 # Build libgcc2 components.
166 for name in $LIB2FUNCS; do
167 for ml in $MULTILIBS; do
168 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
169 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
170 out="libgcc/${dir}/${name}${objext}"
172 echo $out: $libgcc2_c_dep
173 echo " $gcc_compile" '$(MAYBE_USE_COLLECT2)' $flags -DL$name \
174 -c '$(srcdir)/libgcc2.c' -o $out
176 libgcc2_objs="$libgcc2_objs ${name}${objext}"
179 for name in $LIB2FUNCS_EH; do
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}/${name}${objext}"
185 echo $out: $libgcc2_c_dep
186 echo " $gcc_compile" '$(MAYBE_USE_COLLECT2)' -fexceptions \
187 $flags -DL$name -c '$(srcdir)/libgcc2.c' -o $out
189 libgcc2_objs="$libgcc2_objs ${name}${objext}"
192 if [ "$FPBIT" ]; then
193 for name in $FPBIT_FUNCS; do
194 for ml in $MULTILIBS; do
195 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
196 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
197 out="libgcc/${dir}/${name}${objext}"
199 echo $out: $FPBIT $fpbit_c_dep
200 echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
203 libgcc2_objs="$libgcc2_objs ${name}${objext}"
207 if [ "$DPBIT" ]; then
208 for name in $DPBIT_FUNCS; do
209 for ml in $MULTILIBS; do
210 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
211 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
212 out="libgcc/${dir}/${name}${objext}"
214 echo $out: $DPBIT $fpbit_c_dep
215 echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
218 libgcc2_objs="$libgcc2_objs ${name}${objext}"
222 for file in $LIB2ADD; do
223 name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//' -e 's/[.]txt$//'`
224 oname=`echo $name | sed -e 's,.*/,,'`
226 if [ ${name}.txt = ${file} ]; then
230 lastout="stmp-dirs $file"
231 for ml in $MULTILIBS; do
232 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
233 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
234 out="libgcc/${dir}/${f}"
236 # Depend on previous out to serialize all sub-makes of this
237 # target file. This because ./$f is used as a temporary in
238 # each case before being moved to libgcc/$dir/.
240 echo " $make_compile" \\
241 echo ' LIBGCC2_CFLAGS="$(LIBGCC2_CFLAGS)' $flags '" ' \\
242 echo ' MULTILIB_CFLAGS="'$flags'"' $f
248 libgcc2_objs="$libgcc2_objs $f"
251 for ml in $MULTILIBS; do
252 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
253 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
254 out="libgcc/${dir}/${oname}${objext}"
255 if [ ${name}.asm = ${file} ]; then
256 flags="$flags -xassembler-with-cpp"
259 echo $out: stmp-dirs $file
260 echo " $gcc_compile" $flags -c $file -o $out
262 libgcc2_objs="$libgcc2_objs ${oname}${objext}"
266 for ml in $MULTILIBS; do
267 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
268 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
271 for o in $libgcc1_objs; do
272 if [ "$LIBGCC1" = libgcc1-asm.a ]; then
273 libgcc_objs="$libgcc_objs libgcc/${dir}/$o"
275 libgcc_objs="$libgcc_objs libgcc/$o"
278 for o in $libgcc2_objs; do
279 libgcc_objs="$libgcc_objs libgcc/${dir}/$o"
283 echo "${dir}/libgcc.a: $libgcc_objs"
284 echo " -rm -rf ${dir}/libgcc.a"
285 echo ' $(AR_CREATE_FOR_TARGET)' ${dir}/libgcc.a $libgcc_objs
286 echo ' if $(RANLIB_TEST_FOR_TARGET) ; then' \\
287 echo ' $(RANLIB_FOR_TARGET)' ${dir}/libgcc.a ';' \\
288 echo ' else true; fi;'
290 if [ "$SHLIB_LINK" ]; then
291 if [ -z "$SHLIB_MULTILIB" ]; then
292 if [ "$dir" = "." ]; then
293 shlib_base_name="libgcc_s";
295 shlib_base_name=libgcc_s_`echo $dir | sed s,/,_,g`
298 echo "${dir}/${shlib_base_name}.so: $libgcc_objs"
299 echo " $SHLIB_LINK $flags -o ${shlib_base_name}.so $libgcc_objs $SHLIB_LIBS" | sed "s/@shlib_base_name@/$shlib_base_name/g"
300 elif [ "$SHLIB_MULTILIB" = "$dir" ]; then
301 shlib_base_name="libgcc_s";
303 echo "${shlib_base_name}.so: $libgcc_objs"
304 echo " $SHLIB_LINK $flags -o ${shlib_base_name}.so $libgcc_objs $SHLIB_LIBS" | sed "s/@shlib_base_name@/$shlib_base_name/g"
310 for ml in $MULTILIBS; do
311 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
312 if [ $dir != . ]; then
313 dirs="$dirs libgcc/${dir}"
317 echo 'libgcc-stage-start:'
318 echo ' for dir in '"${dirs}"'; do \'
319 echo ' if [ -d $(stage)/$$dir ]; then true; else mkdir $(stage)/$$dir; fi; \'
321 echo ' -for dir in '"${dirs}"'; do \'
322 echo ' mv $$dir/*'"${objext}"' $(stage)/$$dir; \'
329 for ml in $MULTILIBS; do
330 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
331 if [ $dir != . ]; then
332 dirs="$dirs ${dir} libgcc/${dir}"
334 all="$all ${dir}/libgcc.a"
335 if [ "$SHLIB_LINK" ]; then
336 if [ -z "$SHLIB_MULTILIB" ]; then
337 if [ "$dir" = "." ]; then
340 suff=_`echo $dir | sed s,/,_,g`
342 all="$all ${dir}/libgcc_s${suff}.so"
343 elif [ "$SHLIB_MULTILIB" = "$dir" ]; then
344 all="$all libgcc_s.so"
346 if [ "$dir" = "." ]; then
349 suff=_`echo $dir | sed s,/,_,g`
354 echo 'stmp-dirs: force'
355 echo ' for d in '"$dirs"'; do \'
356 echo ' if [ -d $$d ]; then true; else mkdir $$d; fi \'
358 echo ' if [ -f stmp-dirs ]; then true; else touch stmp-dirs; fi'
360 for f in $EXTRA_MULTILIB_PARTS; do
361 lastout="stmp-dirs force"
362 for ml in $MULTILIBS; do
363 dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
364 flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
367 # Depend on previous out to serialize all sub-makes of this
368 # target file. This because ./$f is used as a temporary in
369 # each case before being moved to libgcc/$dir/.
371 echo " $make_compile" \\
372 echo ' LIBGCC2_CFLAGS="$(LIBGCC2_CFLAGS)' $flags '" ' \\
373 echo ' MULTILIB_CFLAGS="'$flags'"' T=t t$f