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d676c049d7
freebsd/contrib/gcc/mklibgcc.in
Alexander Kabaev 6b834ef156 GCC 4.2.0 release.
2007-05-19 01:19:51 +00:00

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#!/bin/sh
# Construct makefile for libgcc.
# Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006
# 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
# LIB2FUNCS_EXCLUDE
# LIBGCOV
# LIB2ADD
# LIB2ADD_ST
# LIB2ADDEH
# LIB2ADDEHSTATIC
# LIB2ADDEHSHARED
# LIB2ADDEHDEP
# LIBUNWIND
# LIBUNWINDDEP
# SHLIBUNWIND_LINK
# SHLIBUNWIND_INSTALL
# FPBIT
# FPBIT_FUNCS
# LIB2_DIVMOD_FUNCS
# LIB2_SIDITI_CONV_FUNCS
# DFP_ENABLE
# DFP_CFLAGS
# DPBIT
# DPBIT_FUNCS
# TPBIT
# TPBIT_FUNCS
# D32PBIT
# D32PBIT_FUNCS
# D64PBIT
# D64PBIT_FUNCS
# D128PBIT
# D128PBIT_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',$^)'
echo
echo '# Dependencies are accumulated as we go.'
echo 'all: stmp-dirs'
echo 'dirs = libgcc'
echo
# Library members defined in libgcc2.c.
# The floating-point conversion routines that involve a single-word integer.
# XX stands for the integer mode.
swfloatfuncs=
for mode in sf df xf; do
swfloatfuncs="$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} _floatunXX${mode}"
done
# Entries of the form <objfile>:<func>:<wordsize> indicate that libgcc2.c
# should be compiled with L<func> defined and with LIBGCC2_UNITS_PER_WORD
# set to <wordsize>. <objfile> is the name of the associated object file
lib2funcs='_muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3
_cmpdi2 _ucmpdi2 _clear_cache
_enable_execute_stack _trampoline __main _absvsi2 _absvdi2 _addvsi3
_addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2 _ctors
_ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 _ctzsi2 _ctzdi2 _popcount_tab
_popcountsi2 _popcountdi2 _paritysi2 _paritydi2 _powisf2 _powidf2
_powixf2 _powitf2 _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3
_divxc3 _divtc3'
if [ "$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'
# Dependencies for decnumber and friends. This is an overzealous set,
# but at least we can be sure to recompile if anything gets modified.
decnumber_dep='stmp-dirs $(srcdir)/../libdecnumber/decContext.h $(srcdir)/../libdecnumber/decNumber.h
$(srcdir)/../libdecnumber/decNumberLocal.h $(srcdir)/../libdecnumber/decimal32.h $(srcdir)/../libdecnumber/decimal64.h
$(srcdir)/../libdecnumber/decimal128.h $(srcdir)/../libdecnumber/decDPD.h $(srcdir)/../libdecnumber/decUtility.h'
# Flag whether we need eh_dummy.c
need_eh_dummy=
if [ "$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 or as C code
# in LIB2FUNCS_EXCLUDE.
for name in $LIB1ASMFUNCS $LIB2FUNCS_EXCLUDE; 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: $out
fi
done
#
# Build software floating point functions.
#
for fpbit_var in FPBIT DPBIT TPBIT ; do
fpfuncs_var="${fpbit_var}_FUNCS"
eval fpbit=\$$fpbit_var
eval fpfuncs=\$$fpfuncs_var
if [ "$fpbit" ] ; then
for name in $fpfuncs; do
case "$name" in
# _sf_to_tf and _df_to_tf require tp-bit.c
# being compiled in.
_[sd]f_to_tf) [ -z "$TPBIT" ] && continue;;
esac
if [ "$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: $out
fi
done
fi
done
if [ "@enable_decimal_float@" = "yes" -a -z "$libgcc_so" ]; then
# If $DFP_ENABLE is set, then we want all data type sizes.
if [ "$DFP_ENABLE" ] ; then
D32PBIT=1; D64PBIT=1; D128PBIT=1
fi
# Bring in the DFP support code if D32PBIT, D64PBIT or D128PBIT are set.
if [ -n "$D32PBIT" -o -n "$D64PBIT" -o -n "$D128PBIT" ] ; then
dec_filenames="decContext decNumber decRound decLibrary decUtility"
fi
# Only bring in decimal*.c files for types we support.
if [ -n "$D32PBIT" ] ; then
dec_filenames="$dec_filenames decimal32"
fi
if [ -n "$D64PBIT" ] ; then
dec_filenames="$dec_filenames decimal64"
fi
if [ -n "$D128PBIT" ] ; then
dec_filenames="$dec_filenames decimal128"
fi
for name in $dec_filenames ; do
out="libgcc/${dir}/${name}${objext}"
echo $out: "\$(srcdir)/../libdecnumber/${name}.c" $decnumber_dep
echo " $gcc_compile" $flags -c "\$(srcdir)/../libdecnumber/${name}.c" -o $out
echo $libgcc_a: $out
done
# For individual functions, loop over each variable by name.
for dpbit_var in D32PBIT D64PBIT D128PBIT ; do
dpfuncs_var="${dpbit_var}_FUNCS"
eval dpbit=\$$dpbit_var
eval dpfuncs=\$$dpfuncs_var
case "$dpbit_var" in
D32PBIT) dpwidth=32 ;;
D64PBIT) dpwidth=64 ;;
D128PBIT) dpwidth=128 ;;
esac
if [ "$dpbit" ]; then
for name in $dpfuncs; do
out="libgcc/${dir}/${name}${objext}"
echo $out: config/dfp-bit.h config/dfp-bit.c $fpbit_c_dep
echo " $gcc_compile" -DFINE_GRAINED_LIBRARIES $flags -DL$name -DWIDTH=$dpwidth \
$DFP_CFLAGS -c $\(srcdir\)/config/dfp-bit.c -o $out
echo $libgcc_a: $out
done
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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