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3849e25709
NetBSD/gnu/dist/gcc4/gcc/mklibgcc.in
mrg 622e071e10 import GCC 4.1 branch from 20061021. 
includes fixes for these 109 GCC PR's:

 4520 13685 13983 17519 19505 20256 22209 22313 23454 24367 25211
25468 25519 25636 25636 26435 26504 26570 26719 26764 26881 26969
26983 26991 26991 26993 27075 27184 27226 27287 27287 27291 27334
27363 27428 27489 27490 27537 27558 27565 27566 27616 27639 27681
27697 27721 27724 27768 27793 27793 27795 27827 27878 27889 27893
28029 28075 28136 28148 28150 28162 28170 28187 28207 28207 28218
28221 28238 28243 28247 28257 28259 28267 28283 28286 28299 28386
28402 28403 28418 28473 28490 28493 28621 28634 28636 28649 28651
28677 28683 28726 28814 28825 28862 28900 28924 28946 28952 28960
28980 29006 29091 29119 29132 29154 29198 29230 29290 29323
2006-10-21 22:29:06 +00:00

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#!/bin/sh
# Construct makefile for libgcc.
# Copyright (C) 2000, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
#
# This file is part of GCC.
# Arguments, taken from the environment, since there are a lot
# of them, and positional args becomes quite ugly.
#
# objext
# LIB1ASMFUNCS
# LIB2FUNCS_ST
# LIBGCOV
# LIB2ADD
# LIB2ADD_ST
# LIB2ADDEH
# LIB2ADDEHSTATIC
# LIB2ADDEHSHARED
# LIB2ADDEHDEP
# LIBUNWIND
# LIBUNWINDDEP
# SHLIBUNWIND_LINK
# SHLIBUNWIND_INSTALL
# FPBIT
# FPBIT_FUNCS
# LIB2_DIVMOD_FUNCS
# LIB2_SIDITI_CONV_FUNCS
# DPBIT
# DPBIT_FUNCS
# TPBIT
# TPBIT_FUNCS
# LIBGCC
# MULTILIBS
# EXTRA_MULTILIB_PARTS
# SHLIB_EXT
# SHLIB_LINK
# SHLIB_MKMAP
# SHLIB_MKMAP_OPTS
# SHLIB_MAPFILES
# SHLIB_NM_FLAGS
# SHLIB_INSTALL
# MULTILIB_OSDIRNAMES
# ASM_HIDDEN_OP
# GCC_FOR_TARGET
# Make needs VPATH to be literal.
echo 'srcdir = @srcdir@'
echo 'VPATH = @srcdir@'
echo 'EQ = ='
echo 'objects = $(filter %'$objext',$^)'
echo
echo '# Dependencies are accumulated as we go.'
echo 'all: stmp-dirs'
echo 'dirs = libgcc'
echo
# The floating-point conversion routines that involve a single-word integer.
# XX stands for the integer mode.
swfloatfuncs=
for mode in sf df xf; do
swfloatfuncs="$swfloatfuncs _fixuns${mode}XX"
done
# Likewise double-word routines.
dwfloatfuncs=
for mode in sf df xf tf; do
dwfloatfuncs="$dwfloatfuncs _fix${mode}XX _fixuns${mode}XX"
dwfloatfuncs="$dwfloatfuncs _floatXX${mode}"
done
# Entries of the form <objfile>:<func>:<wordsize> indicate that libgcc2.c
# should be compiled with L<func> defined and with LIBGCC2_UNITS_PER_WORD
# set to <wordsize>. <objfile> is the name of the associated object file
lib2funcs='_muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3
_cmpdi2 _ucmpdi2 _clear_cache
_enable_execute_stack _trampoline __main _absvsi2 _absvdi2 _addvsi3
_addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2 _ctors
_ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 _ctzsi2 _ctzdi2 _popcount_tab
_popcountsi2 _popcountdi2 _paritysi2 _paritydi2 _powisf2 _powidf2
_powixf2 _powitf2 _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3
_divxc3 _divtc3'
if [ "$LIB2_SIDITI_CONV_FUNCS" ]; then
for func in $swfloatfuncs; do
sifunc=`echo $func | sed -e 's/XX/si/'`
lib2funcs="$lib2funcs $sifunc:$sifunc:4"
done
for func in $dwfloatfuncs; do
difunc=`echo $func | sed -e 's/XX/di/'`
tifunc=`echo $func | sed -e 's/XX/ti/'`
lib2funcs="$lib2funcs $difunc:$difunc:4 $tifunc:$difunc:8"
done
else
lib2funcs="$lib2funcs `echo $swfloatfuncs | sed -e 's/XX/si/g'`"
lib2funcs="$lib2funcs `echo $dwfloatfuncs | sed -e 's/XX/di/g'`"
fi
# Disable SHLIB_LINK if shared libgcc not enabled.
if [ "@enable_shared@" = "no" ]; then
SHLIB_LINK=""
fi
# Build lines.
gcc_compile='$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(INCLUDES)'
gcc_s_compile="$gcc_compile -DSHARED"
make_compile='$(MAKE) GCC_FOR_TARGET="$(GCC_FOR_TARGET)" \
AR_FOR_TARGET="$(AR_FOR_TARGET)" \
AR_CREATE_FOR_TARGET="$(AR_CREATE_FOR_TARGET)" \
AR_EXTRACT_FOR_TARGET="$(AR_EXTRACT_FOR_TARGET)" \
AR_FLAGS_FOR_TARGET="$(AR_FLAGS_FOR_TARGET)" \
CC="$(CC)" CFLAGS="$(CFLAGS)" \
BUILD_PREFIX="$(BUILD_PREFIX)" \
BUILD_PREFIX_1="$(BUILD_PREFIX_1)" \
LANGUAGES="$(LANGUAGES)"'
# Generic dependencies for libgcc
libgcc_dep='$(CONFIG_H) coretypes.h $(TM_H) $(MACHMODE_H) longlong.h config.status stmp-int-hdrs tsystem.h'
# Dependencies for libgcc2.c
libgcc2_c_dep='stmp-dirs $(srcdir)/libgcc2.c $(srcdir)/libgcc2.h gbl-ctors.h'" $libgcc_dep"
# Dependencies for libgcov.c
libgcov_c_dep='stmp-dirs $(srcdir)/libgcov.c $(srcdir)/gcov-io.h $(srcdir)/gcov-io.c gcov-iov.h'" $libgcc_dep"
# Dependencies for fp-bit.c
fpbit_c_dep='stmp-dirs config.status tsystem.h'
# Flag whether we need eh_dummy.c
need_eh_dummy=
if [ "$SHLIB_LINK" ]; then
# Test -fvisibility=hidden. We need both a -fvisibility=hidden on
# the command line, and a #define to prevent libgcc2.h etc from
# overriding that with #pragmas. The dance with @ is to prevent
# echo from seeing anything it might take for an option.
# echo turns the \$\$\$\$ into $$$$ and when make sees it it
# becomes $$ and the shell substitutes the pid. Makes for a
# slightly safer temp file.
echo "vis_hide := \$(strip \$(subst @,-,\\"
echo " \$(shell if echo 'void foo(void); void foo(void) {}' | \\"
echo " $gcc_compile -fvisibility=hidden -Werror \\"
echo " -c -xc - -o vis_temp_file\$\$\$\$.o 2> /dev/null; \\"
echo " then echo @fvisibility=hidden @DHIDE_EXPORTS; \\"
echo " rm vis_temp_file\$\$\$\$.o 2> /dev/null; \\"
echo " fi)))"
echo
# If we have -fvisibility=hidden, then we need to generate hide
# lists for object files implemented in assembly. The default
# pseudo-op for this is ".hidden", but can be overridden with
# ASM_HIDDEN_OP.
[ "$ASM_HIDDEN_OP" ] || ASM_HIDDEN_OP=".hidden"
echo "ifneq (,\$(vis_hide))"
echo "define gen-hide-list"
echo "\$(NM_FOR_TARGET) ${SHLIB_NM_FLAGS} \$< | \\"
# non-GNU nm emits three fields even for undefined and typeless symbols,
# so explicitly omit them
echo " \$(AWK) 'NF == 3 && \$\$2 !~ /^[UN]\$\$/ { print \"\\t${ASM_HIDDEN_OP}\", \$\$3 }' > \$@T"
echo "mv -f \$@T \$@"
echo "endef"
echo "else"
echo "gen-hide-list = echo > \$@"
echo "endif"
echo
else
# It is too hard to guarantee that vis_hide and gen-hide-list will never
# be referenced if SHLIB_LINK is not set, so set them to the values they'd
# have if SHLIB_LINK were set and we didn't have visibility support.
echo "vis_hide ="
echo "gen-hide-list = echo > \$@"
fi
# Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
# defined as optimized assembly code in LIB1ASMFUNCS.
for name in $LIB1ASMFUNCS; do
lib2funcs=`echo $lib2funcs | sed -e 's/^'$name'[ :]//' \
-e 's/ '$name'[ :]/ /' \
-e 's/ '$name'$//'`
LIB2_DIVMOD_FUNCS=`echo $LIB2_DIVMOD_FUNCS | sed -e 's/^'$name' //' \
-e 's/ '$name' / /' \
-e 's/ '$name'$//'`
done
#
# Rules to generate object files.
#
for ml in $MULTILIBS; do
# Work out relevant parameters that depend only on the multilib.
dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
shlib_slibdir_qual=
libgcc_a=$dir/libgcc.a
libgcov_a=$dir/libgcov.a
libgcc_eh_a=
libgcc_s_so=
libunwind_a=
libunwind_so=
if [ "$LIBUNWIND" ]; then
libunwind_a=$dir/libunwind.a
fi
if [ "$SHLIB_LINK" ]; then
libgcc_eh_a=$dir/libgcc_eh.a
libgcc_s_so=$dir/libgcc_s${SHLIB_EXT}
if [ "$LIBUNWIND" ]; then
libunwind_so=$dir/libunwind${SHLIB_EXT}
fi
os_multilib_dir=`$GCC_FOR_TARGET $flags --print-multi-os-directory`
if [ "$os_multilib_dir" != . ]; then
shlib_slibdir_qual="/$os_multilib_dir"
fi
fi
libgcc_s_so_extra=
libunwind_so_extra=
echo
echo \#
echo \# ml: $ml
echo \# dir: $dir
echo \# flags: $flags
echo \# libgcc_a: $libgcc_a
echo \# libgcov_a: $libgcov_a
echo \# libgcc_eh_a: $libgcc_eh_a
echo \# libunwind_a: $libunwind_a
echo \#
echo \# shlib_slibdir_qual: $shlib_slibdir_qual
echo \# libgcc_s_so: $libgcc_s_so
echo \# libunwind_so: $libunwind_so
echo \#
echo
# Update list of directories.
if [ $dir != . ]; then
echo "dirs += ${dir} libgcc/${dir}"
echo
fi
#
# Build libgcc1 components.
#
for name in $LIB1ASMFUNCS; do
if [ "$libgcc_s_so" ]; then
out="libgcc/${dir}/${name}${objext}"
outS="libgcc/${dir}/${name}_s${objext}"
outV="libgcc/${dir}/${name}.vis"
echo ${outS}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
echo " $gcc_s_compile" $flags -DL$name -xassembler-with-cpp \
-c '$(srcdir)/config/$(LIB1ASMSRC)' -o $outS
echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)' ${outV}
echo " $gcc_compile" $flags -DL$name -xassembler-with-cpp \
-c '$(srcdir)/config/$(LIB1ASMSRC)' -include $outV -o $out
echo "${outV}: ${outS}; \$(gen-hide-list)"
echo $libgcc_a: $out
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
else
out="libgcc/${dir}/${name}${objext}"
echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
echo " $gcc_compile" $flags -DL$name -xassembler-with-cpp \
-c '$(srcdir)/config/$(LIB1ASMSRC)' -o $out
echo $libgcc_a: $out
fi
done
#
# Build libgcc2 components.
#
for name in $lib2funcs; do
case $name in
*:*:*)
defines=`echo $name | sed -e 's/.*:\(.*\):\(.*\)/-DL\1 -DLIBGCC2_UNITS_PER_WORD=\2/'`
name=`echo $name | sed -e 's/\(.*\):.*:.*/\1/'`
;;
*)
defines="-DL$name"
;;
esac
if [ "$libgcc_s_so" ]; then
out="libgcc/${dir}/${name}${objext}"
outS="libgcc/${dir}/${name}_s${objext}"
echo $outS: $libgcc2_c_dep
echo " $gcc_s_compile" $flags $defines -c '$(srcdir)/libgcc2.c' \
-o $outS
echo $out: $libgcc2_c_dep
echo " $gcc_compile" $flags $defines '$(vis_hide)' \
-c '$(srcdir)/libgcc2.c' -o $out
echo $libgcc_a: $out
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
else
out="libgcc/${dir}/${name}${objext}"
echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
echo " $gcc_compile" $flags $defines -c '$(srcdir)/libgcc2.c' -o $out
echo $libgcc_a: $out
fi
done
for name in $LIB2FUNCS_ST; do
out="libgcc/${dir}/${name}${objext}"
echo $out: $libgcc2_c_dep
echo " $gcc_compile" $flags -DL$name '$(vis_hide)' \
-c '$(srcdir)/libgcc2.c' -o $out
echo ${dir}/libgcc.a: $out
done
for name in $LIB2_DIVMOD_FUNCS; do
if [ "$libgcc_s_so" ]; then
out="libgcc/${dir}/${name}${objext}"
outS="libgcc/${dir}/${name}_s${objext}"
echo $outS: $libgcc2_c_dep
echo " $gcc_s_compile" $flags -DL$name \
-fexceptions -fnon-call-exceptions -c '$(srcdir)/libgcc2.c' -o $outS
echo $out: $libgcc2_c_dep
echo " $gcc_compile" $flags -DL$name '$(vis_hide)' \
-fexceptions -fnon-call-exceptions -c '$(srcdir)/libgcc2.c' -o $out
echo $libgcc_a: $out
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
else
out="libgcc/${dir}/${name}${objext}"
echo ${out}: stmp-dirs '$(srcdir)/config/$(LIB1ASMSRC)'
echo " $gcc_compile" $flags -DL$name \
-fexceptions -fnon-call-exceptions -c '$(srcdir)/libgcc2.c' -o $out
echo $libgcc_a: $out
fi
done
#
# Build software floating point functions.
#
if [ "$FPBIT" ]; then
for name in $FPBIT_FUNCS; do
[ "$name" = _sf_to_tf -a -z "$TPBIT" ] && continue
if [ "$libgcc_s_so" ]; then
out="libgcc/${dir}/${name}${objext}"
outS="libgcc/${dir}/${name}_s${objext}"
echo $outS: $FPBIT $fpbit_c_dep
echo " $gcc_s_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
-c $FPBIT -o $outS
echo $out: $FPBIT $fpbit_c_dep
echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
'$(vis_hide)' -c $FPBIT -o $out
echo $libgcc_a: $out
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
else
out="libgcc/${dir}/${name}${objext}"
echo $out: $FPBIT $fpbit_c_dep
echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
-c $FPBIT -o $out
echo $libgcc_a: $out
fi
done
fi
if [ "$DPBIT" ]; then
for name in $DPBIT_FUNCS; do
[ "$name" = _df_to_tf -a -z "$TPBIT" ] && continue
if [ "$libgcc_s_so" ]; then
out="libgcc/${dir}/${name}${objext}"
outS="libgcc/${dir}/${name}_s${objext}"
echo $outS: $DPBIT $fpbit_c_dep
echo " $gcc_s_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
-c $DPBIT -o $outS
echo $out: $DPBIT $fpbit_c_dep
echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
'$(vis_hide)' -c $DPBIT -o $out
echo $libgcc_a: $out
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
else
out="libgcc/${dir}/${name}${objext}"
echo $out: $DPBIT $fpbit_c_dep
echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
-c $DPBIT -o $out
echo $libgcc_a: $out
fi
done
fi
if [ "$TPBIT" ]; then
for name in $TPBIT_FUNCS; do
if [ "$libgcc_s_so" ]; then
out="libgcc/${dir}/${name}${objext}"
outS="libgcc/${dir}/${name}_s${objext}"
echo $outS: $TPBIT $fpbit_c_dep
echo " $gcc_s_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
-c $TPBIT -o $outS
echo $out: $TPBIT $fpbit_c_dep
echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
'$(vis_hide)' -c $TPBIT -o $out
echo $libgcc_a: $out
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
else
out="libgcc/${dir}/${name}${objext}"
echo $out: $TPBIT $fpbit_c_dep
echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name \
-c $TPBIT -o $out
echo $libgcc_a: $out
fi
done
fi
for file in $LIB2ADD; do
name=`echo $file | sed -e 's/[.][cS]$//' -e 's/[.]asm$//'`
oname=`echo $name | sed -e 's,.*/,,'`
if [ "$libgcc_s_so" ]; then
out="libgcc/${dir}/${oname}${objext}"
outS="libgcc/${dir}/${oname}_s${objext}"
case $file in
*.c)
echo $outS: stmp-dirs $file $libgcc_dep
echo " $gcc_s_compile" $flags -c $file -o $outS
echo $out: stmp-dirs $file $libgcc_dep
echo " $gcc_compile" $flags '$(vis_hide)' -c $file -o $out
;;
*.asm | *.S)
outV="libgcc/${dir}/${oname}.vis"
echo $outS: stmp-dirs $file $libgcc_dep
echo " $gcc_s_compile" $flags -xassembler-with-cpp \
-c $file -o $outS
echo $out: stmp-dirs $file $libgcc_dep $outV
echo " $gcc_compile" $flags -xassembler-with-cpp \
-include $outV -c $file -o $out
echo "${outV}: ${outS}; \$(gen-hide-list)"
;;
*)
echo "Unhandled extension: $file" >&2
exit 1
;;
esac
echo $libgcc_a: $out
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
else
out="libgcc/${dir}/${oname}${objext}"
case $file in
*.c)
echo $out: stmp-dirs $file $libgcc_dep
echo " $gcc_compile" $flags -c $file -o $out
;;
*.asm | *.S)
echo $out: stmp-dirs $file $libgcc_dep
echo " $gcc_compile" $flags -xassembler-with-cpp \
-c $file -o $out
;;
*)
echo "Unhandled extension: $file" >&2
exit 1
;;
esac
echo $libgcc_a: $out
fi
done
for file in $LIB2ADD_ST; do
name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
oname=`echo $name | sed -e 's,.*/,,'`
out="libgcc/${dir}/${oname}${objext}"
case $file in
*.c)
echo $out: stmp-dirs $file $libgcc_dep
echo " $gcc_compile" $flags '$(vis_hide)' -c $file -o $out
;;
*.asm | *.S)
# We may have to compile it twice in order to establish the list
# of symbols to be marked hidden.
if [ "$libgcc_so" ]; then
outV="libgcc/${dir}/${oname}.vis"
outT="libgcc/${dir}/${oname}_t${objext}"
echo ${outT}: stmp-dirs $file $libgcc_dep
echo " $gcc_compile" $flags -xassembler-with-cpp \
-c $file -o ${outT}
echo $out: stmp-dirs $file $libgcc_dep $outV
echo " $gcc_compile" $flags -xassembler-with-cpp \
-include $outV -c $file -o $out
echo "${outV}: ${outT}; \$(gen-hide-list)"
else
echo $out: stmp-dirs $file $libgcc_dep
echo " $gcc_compile" $flags -xassembler-with-cpp \
-c $file -o $out
fi
;;
*)
echo "Unhandled extension: $file" >&2
exit 1
;;
esac
echo $libgcc_a: $out
done
# If we don't have libgcc_eh.a, only LIB2ADDEH matters. If we do, only
# LIB2ADDEHSTATIC and LIB2ADDEHSHARED matter. (Usually all three are
# identical.)
if [ "$libgcc_eh_a" ]; then
for file in $LIB2ADDEHSTATIC; do
name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
oname=`echo $name | sed -e 's,.*/,,'`
out="libgcc/${dir}/${oname}${objext}"
case $file in
*.c)
echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
echo " $gcc_compile" $flags -fexceptions '$(vis_hide)' -c $file -o $out
;;
*.asm | *.S)
# We have to compile it twice in order to establish the list
# of symbols to be marked hidden.
outV="libgcc/${dir}/${oname}.vis"
outT="libgcc/${dir}/${oname}_t${objext}"
echo ${outT}: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
echo " $gcc_compile" $flags -xassembler-with-cpp \
-c $file -o ${outT}
echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep $outV
echo " $gcc_compile" $flags -xassembler-with-cpp \
-include $outV -c $file -o $out
echo "${outV}: ${outT}; \$(gen-hide-list)"
;;
*) echo "Unhandled extension: $file">&2; exit 1 ;;
esac
echo $libgcc_eh_a: $out
done
for file in $LIB2ADDEHSHARED; do
name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
oname=`echo $name | sed -e 's,.*/,,'`
outS="libgcc/${dir}/${oname}_s${objext}"
case $file in
*.c)
echo $outS: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
echo " $gcc_s_compile" $flags -fexceptions -c $file -o $outS
;;
*.asm | *.S)
echo $outS: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
echo " $gcc_s_compile" $flags -xassembler-with-cpp -c $file -o $outS
;;
*) echo "Unhandled extension: $file">&2; exit 1 ;;
esac
echo $libgcc_s_so: $outS
if [ "$SHLIB_MKMAP" ]; then
echo libgcc/${dir}/libgcc.map: $outS
fi
done
# If nothing went into libgcc_eh.a, create a dummy object -
# some linkers don't like totally empty archives.
if [ -z "$LIB2ADDEHSTATIC" ]; then
file=eh_dummy.c
out="libgcc/${dir}/eh_dummy${objext}"
need_eh_dummy=1
echo $out: stmp-dirs $file
echo " $gcc_compile" $flags '$(vis_hide)' -fexceptions -c $file -o $out
echo $libgcc_eh_a: $out
fi
else # no libgcc_eh.a
for file in $LIB2ADDEH; do
name=`echo $file | sed -e 's/[.][cSo]$//' -e 's/[.]asm$//'`
oname=`echo $name | sed -e 's,.*/,,'`
out="libgcc/${dir}/${oname}${objext}"
case $file in
*.c)
echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
echo " $gcc_compile" $flags '$(vis_hide)' -fexceptions -c $file -o $out
;;
*.asm | *.S)
echo $out: stmp-dirs $file $LIB2ADDEHDEP $libgcc_dep
echo " $gcc_compile" $flags -xassembler-with-cpp \
-c $file -o $out
;;
*) echo "Unhandled extension: $file">&2; exit 1 ;;
esac
echo $libgcc_a: $out
done
fi
# We do _not_ handle assembly files in this context.
if [ "$LIBUNWIND" ]; then
for file in $LIBUNWIND; do
case $file in
*.c) ;;
*) echo "Unhandled extension: $file">&2; exit 1 ;;
esac
name=`echo $file | sed -e 's/[.]c$//'`
oname=`echo $name | sed -e 's,.*/,,'`
if [ "$libunwind_so" ]; then
out="libgcc/${dir}/${oname}${objext}"
outS="libgcc/${dir}/${oname}_s${objext}"
echo $out: stmp-dirs $file $LIBUNWINDDEP
echo " $gcc_compile $flags -fexceptions \$(vis_hide) -c $file -o $out"
echo $outS: stmp-dirs $file $LIBUNWINDDEP
echo " $gcc_s_compile $flags -fexceptions -c $file -o $outS"
echo $libunwind_a: $out
echo $libunwind_so: $outS
else
out="libgcc/${dir}/${oname}${objext}"
echo $out: stmp-dirs $file $LIBUNWINDDEP
echo " $gcc_compile $flags -fexceptions \$(vis_hide) -c $file -o $out"
echo $libunwind_a: $out
fi
done
fi
#
# build libgcov components
#
for name in $LIBGCOV; do
dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
out="libgcc/${dir}/${name}${objext}"
echo $out: $libgcov_c_dep
echo " $gcc_compile $flags -DL$name -c \$(srcdir)/libgcov.c -o $out"
echo $libgcov_a: $out
done
# EXTRA_MULTILIB_PARTS.
if [ -n "$EXTRA_MULTILIB_PARTS" ]; then
# Each of the EXTRA_MULTILIB_PARTS is built by recursive invocation
# of the parent Makefile. We must do this just once for each
# multilib, passing it all the EXTRA_MULTILIB_PARTS as
# simultaneous goal targets, so that rules which cannot execute
# simultaneously are properly serialized.
extra=
echo
for f in $EXTRA_MULTILIB_PARTS; do
case $dir in
.) out=$f ; t= ;;
*) out=$dir/$f ; t=$dir/ ;;
esac
case $out in
# Prevent `make' from interpreting $out as a macro assignment
*'$(EQ)'*) targ="T_TARGET=$out T_TARGET" ;;
*) targ=$out ;;
esac
extra="$extra $targ"
done
if [ "$dir" = . ]; then
suffix=
else
suffix=`echo $dir | sed s,/,_,g`
fi
echo extra$suffix: stmp-dirs
echo " $make_compile" \\
echo ' LIBGCC2_CFLAGS="$(LIBGCC2_CFLAGS)' $flags '" ' \\
echo ' MULTILIB_CFLAGS="'$flags'"' T=$t $extra
echo "all: extra$suffix"
# Make libunwind.so and libgcc_s.so depend on these, since they
# are likely to be implicitly used by the link process.
if [ "$libgcc_s_so" ]; then
echo "$libgcc_s_so: extra$suffix"
fi
if [ "$libunwind_so" ]; then
echo "$libunwind_so: extra$suffix"
fi
fi
# Library build rules.
dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
# Map-file generation.
if [ "$SHLIB_LINK" -a "$SHLIB_MKMAP" ]; then
mapfile="libgcc/${dir}/libgcc.map"
tmpmapfile="libgcc/${dir}/tmp-libgcc.map"
# This uses a here document instead of echos because some shells
# will convert the \1 in the second sed command to a control-A.
# The behavior of here documents is more predictable.
cat <<EOF
${mapfile}: $SHLIB_MKMAP $SHLIB_MAPFILES
{ \$(NM_FOR_TARGET) $SHLIB_NM_FLAGS \$(objects); echo %%; \\
cat $SHLIB_MAPFILES \\
| sed -e '/^[ ]*#/d' \\
-e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \\
| $gcc_compile $flags -E -xassembler-with-cpp -; \\
} | \$(AWK) -f $SHLIB_MKMAP $SHLIB_MKMAP_OPTS > ${tmpmapfile}
mv '$tmpmapfile' \$@
$libgcc_s_so: ${mapfile}
EOF
fi
# Static libraries.
# Each of these .a files depends on stmp-dirs. It would seem that
# this dependency is redundant, since each of the object files
# itself depends on stmp-dirs. However, it is possible that there
# are in fact no object files. In that case, the stmp-dirs
# dependency is required; the directory containing the archive must
# exist before the archive itself can be created.
echo ""
echo "$libgcc_a: stmp-dirs"
echo " -rm -f $libgcc_a"
echo ' $(AR_CREATE_FOR_TARGET)' $libgcc_a '$(objects)'
echo ' $(RANLIB_FOR_TARGET)' $libgcc_a
echo "all: $libgcc_a"
echo ""
echo "$libgcov_a: stmp-dirs"
echo " -rm -f $libgcov_a"
echo ' $(AR_CREATE_FOR_TARGET)' $libgcov_a '$(objects)'
echo ' $(RANLIB_FOR_TARGET)' $libgcov_a
echo "all: $libgcov_a"
# These libraries are not always built.
if [ "$libunwind_a" ]; then
echo ""
echo "$libunwind_a: stmp-dirs"
echo " -rm -f $libunwind_a"
echo ' $(AR_CREATE_FOR_TARGET)' $libunwind_a '$(objects)'
echo ' $(RANLIB_FOR_TARGET)' $libunwind_a
echo "all: $libunwind_a"
fi
if [ "$libgcc_eh_a" ]; then
echo ""
echo "${dir}/libgcc_eh.a: stmp-dirs"
echo " -rm -f ${dir}/libgcc_eh.a"
echo ' $(AR_CREATE_FOR_TARGET)' ${dir}/libgcc_eh.a '$(objects)'
echo ' $(RANLIB_FOR_TARGET)' ${dir}/libgcc_eh.a
echo "all: $libgcc_eh_a"
fi
# Shared libraries.
if [ "$libgcc_s_so" ]; then
echo ""
echo "$libgcc_s_so: stmp-dirs $libunwind_so"
echo " $SHLIB_LINK" \
| sed -e "s%@multilib_flags@%$flags%g" \
-e "s%@multilib_dir@%$dir%g" \
-e "s%@shlib_objs@%\$(objects)%g" \
-e "s%@shlib_base_name@%libgcc_s%g" \
-e "s%@shlib_map_file@%$mapfile%g" \
-e "s%@shlib_slibdir_qual@%$shlib_dir_qual%g"
echo "all: $libgcc_s_so"
fi
if [ "$libunwind_so" ]; then
echo ""
echo "$libunwind_so: stmp-dirs"
echo " $SHLIBUNWIND_LINK" \
| sed -e "s%@multilib_flags@%$flags%g" \
-e "s%@multilib_dir@%$dir%g" \
-e "s%@shlib_objs@%\$(objects)%g" \
-e "s%@shlib_base_name@%libunwind%g" \
-e "s%@shlib_slibdir_qual@%$shlib_dir_qual%g"
echo "all: $libunwind_so"
fi
done # ml in MULTILIBS
echo
echo "libgcc-stage-start:"
echo " for dir in \$(dirs); do \\"
echo " if [ -d \$(stage)/\$\$dir ]; then :; \\"
echo " else $mkinstalldirs \$(stage)/\$\$dir; fi; \\"
echo " done"
echo " -for dir in \$(dirs); do \\"
echo " mv \$\$dir/*${objext} \$(stage)/\$\$dir; \\"
echo " mv \$\$dir/*.vis \$(stage)/\$\$dir; \\"
echo " mv \$\$dir/*.map \$(stage)/\$\$dir; \\"
echo " test ! -f \$\$dir/libgcc.a || mv \$\$dir/lib* \$(stage)/\$\$dir; \\"
echo " done"
echo
echo "stmp-dirs:"
echo " for d in \$(dirs); do \\"
echo " if [ -d \$\$d ]; then true; else $mkinstalldirs \$\$d; fi; \\"
echo " done"
echo " if [ -f stmp-dirs ]; then true; else touch stmp-dirs; fi"
if [ "$need_eh_dummy" ]; then
echo "eh_dummy.c:"
echo " echo 'int __libgcc_eh_dummy;' > \$@"
fi
echo ""
echo "install: all"
for ml in $MULTILIBS; do
dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;
if [ $dir != . ]; then
ldir='$(DESTDIR)$(libsubdir)'/$dir
echo " if [ -d $ldir ]; then true; else $mkinstalldirs $ldir; chmod a+rx $ldir; fi;"
else
ldir='$(DESTDIR)$(libsubdir)'
fi
echo ' $(INSTALL_DATA)' ${dir}/libgcc.a ${ldir}/
echo ' chmod 644' ${ldir}/libgcc.a
echo ' $(RANLIB_FOR_TARGET)' ${ldir}/libgcc.a
echo ' $(INSTALL_DATA)' ${dir}/libgcov.a ${ldir}/
echo ' chmod 644' ${ldir}/libgcov.a
echo ' $(RANLIB_FOR_TARGET)' ${ldir}/libgcov.a
if [ "$SHLIB_LINK" ]; then
echo ' $(INSTALL_DATA)' ${dir}/libgcc_eh.a ${ldir}/
echo ' chmod 644' ${ldir}/libgcc_eh.a
echo ' $(RANLIB_FOR_TARGET)' ${ldir}/libgcc_eh.a
shlib_slibdir_qual=
os_multilib_dir=`$GCC_FOR_TARGET $flags --print-multi-os-directory`
if [ "$os_multilib_dir" != . ]; then
shlib_slibdir_qual="/$os_multilib_dir"
fi
echo " $SHLIB_INSTALL" \
| sed -e "s%@multilib_dir@%$dir%g" \
-e "s%@shlib_base_name@%libgcc_s%g" \
-e "s%@shlib_slibdir_qual@%$shlib_slibdir_qual%g"
if [ "$LIBUNWIND" ]; then
echo " $SHLIBUNWIND_INSTALL" \
| sed -e "s%@multilib_dir@%$dir%g" \
-e "s%@shlib_base_name@%libunwind%g" \
-e "s%@shlib_slibdir_qual@%$shlib_slibdir_qual%g"
libunwinddir='$(DESTDIR)$(slibdir)$(shlib_slibdir_qual)/$(shlib_dir)'
echo ' $(INSTALL_DATA)' ${dir}/libunwind.a ${libunwinddir}/
echo ' chmod 644' ${dir}/libunwind.a
echo ' $(RANLIB_FOR_TARGET)' ${libunwinddir}/libunwind.a
fi
fi
done
for f in $EXTRA_MULTILIB_PARTS; do
for ml in $MULTILIBS; do
dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
if [ $dir != . ]; then
out=${dir}/$f
ldir='$(DESTDIR)$(libsubdir)'/$dir
else
out=$f
ldir='$(DESTDIR)$(libsubdir)'
fi
echo ' $(INSTALL_DATA)' $out $ldir/
done
done
echo '.PHONY: all install'
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