*** and run configure again.])
fi
+TL_AC_GCC_VERSION([$srcdir/..])
+
# -----------
# Directories
# -----------
if test x${enable_version_specific_runtime_libs} = xyes; then
gcc_gxx_include_dir='${libsubdir}/include/c++'
else
- topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
+ libstdcxx_incdir=c++/${gcc_version}
changequote(<<, >>)dnl
gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/"${libstdcxx_incdir}
changequote([, ])dnl
AM_LC_MESSAGES
+AM_LANGINFO_CODESET
+
# We will need to find libiberty.h and ansidecl.h
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
],[rlim_t l = 0;],,[AC_DEFINE([rlim_t],[long],
[Define to \`long' if <sys/resource.h> doesn't define.])])
+# On AIX 5.2, <ldfcn.h> conflicts with <fcntl.h>, as both define incompatible
+# FREAD and FWRITE macros. Fortunately, for GCC's single usage of ldgetname
+# in collect2.c, <fcntl.h> isn't visible, but the configure test below needs
+# to undef these macros to get the correct value for HAVE_DECL_LDGETNAME.
gcc_AC_CHECK_DECLS(ldgetname, , ,[
#include "ansidecl.h"
#include "system.h"
#ifdef HAVE_LDFCN_H
+#undef FREAD
+#undef FWRITE
#include <ldfcn.h>
#endif
])
# default
target_thread_file='single'
;;
- aix | dce | gnat | irix | posix | rtems | \
+ aix | dce | gnat | irix | posix | posix95 | rtems | \
single | solaris | vxworks | win32 )
target_thread_file=${enable_threads}
;;
# UNSORTED
# --------
+use_cxa_atexit=no
if test x$enable___cxa_atexit = xyes || \
test x$enable___cxa_atexit = x -a x$default_use_cxa_atexit = xyes; then
- AC_CHECK_FUNC(__cxa_atexit,
- [AC_DEFINE(DEFAULT_USE_CXA_ATEXIT, 1,
- [Define if you want to use __cxa_atexit, rather than atexit, to
- register C++ destructors for local statics and global objects.
- This is essential for fully standards-compliant handling of
- destructors, but requires __cxa_atexit in libc.])],
- echo "__cxa_atexit can't be enabled on this target")
+ if test x$host = x$target; then
+ AC_CHECK_FUNC(__cxa_atexit,[use_cxa_atexit=yes],
+ [echo "__cxa_atexit can't be enabled on this target"])
+ else
+ # We can't check for __cxa_atexit when building a cross, so assume
+ # it is available
+ use_cxa_atexit=yes
+ fi
+ if test x$use_cxa_atexit = xyes; then
+ AC_DEFINE(DEFAULT_USE_CXA_ATEXIT, 1,
+ [Define if you want to use __cxa_atexit, rather than atexit, to
+ register C++ destructors for local statics and global objects.
+ This is essential for fully standards-compliant handling of
+ destructors, but requires __cxa_atexit in libc.])
+ fi
fi
# Look for a file containing extra machine modes.
for this architecture.])
fi
+# Convert extra_options into a form suitable for Makefile use.
+extra_opt_files=
+for f in $extra_options; do
+ extra_opt_files="$extra_opt_files \$(srcdir)/config/$f"
+done
+AC_SUBST(extra_opt_files)
+
# auto-host.h is the file containing items generated by autoconf and is
# the first file included by config.h.
# If host=build, it is correct to have bconfig include auto-host.h
# UNSORTED
# --------
-# Get the version trigger filename from the toplevel
-if test "${with_gcc_version_trigger+set}" = set; then
- gcc_version_trigger=$with_gcc_version_trigger
-else
- gcc_version_trigger=${srcdir}/version.c
-fi
changequote(,)dnl
-gcc_version_full=`grep version_string ${gcc_version_trigger} | sed -e 's/.*"\([^"]*\)".*/\1/'`
-gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'`
-
# Compile in configure arguments.
if test -f configargs.h ; then
# Being re-configured.
;;
esac
+# This is a terrible hack which will go away some day.
+host_cc_for_libada=${CC}
+AC_SUBST(host_cc_for_libada)
+
out_object_file=`basename $out_file .c`.o
-tm_file_list=
-tm_include_list=
+tm_file_list="options.h"
+tm_include_list="options.h"
for f in $tm_file; do
case $f in
defaults.h )
BUILD_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD)'
if test "x$TARGET_SYSTEM_ROOT" = x; then
- STMP_FIXINC=
- STMP_FIXPROTO=
+ if [ "x$STMP_FIXPROTO" != x ] ; then
+ STMP_FIXPROTO=stmp-install-fixproto
+ fi
fi
fi
-# When bootstrapping from the toplevel, only run fixincludes during stage1
-if test -d ../prev-gcc
-then
- STMP_FIXINC=
- cp -R ../prev-gcc/include include
-fi
-
# Expand extra_headers to include complete path.
# This substitutes for lots of t-* files.
extra_headers_list=
gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
if test -x "$DEFAULT_ASSEMBLER"; then
gcc_cv_as="$DEFAULT_ASSEMBLER"
-elif test -x as$host_exeext; then
+elif test -x as$build_exeext; then
# Build using assembler in the current directory.
- gcc_cv_as=./as$host_exeext
+ gcc_cv_as=./as$build_exeext
elif test -f $gcc_cv_as_gas_srcdir/configure.in \
&& test -f ../gas/Makefile \
&& test x$build = x$host; then
# we'll use what we're building after installation anyway.
in_tree_gas=yes
_gcc_COMPUTE_GAS_VERSION
- rm -f as$host_exeext
- $LN_S ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
+ rm -f as$build_exeext
+ $LN_S ../gas/as-new$build_exeext as$build_exeext 2>/dev/null
in_tree_gas_is_elf=no
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
|| (grep 'obj_format = multi' ../gas/Makefile \
fi
# If the loop below does not find an assembler, then use whatever
- # one we can find in the users's path.
- # user's path.
+ # one we can find in the users's path. We are looking for a
+ # ${build} -> ${target} assembler.
if test "x$program_prefix" != xNONE; then
- gcc_cv_as=${program_prefix}as$host_exeext
+ gcc_cv_as=${program_prefix}as$build_exeext
+ elif test x$build != x$host && test x$build != x$target; then
+ gcc_cv_as=${target_noncanonical}-as$build_exeext
else
- gcc_cv_as=`echo as | sed "${program_transform_name}"`$host_exeext
+ gcc_cv_as=`echo as | sed "${program_transform_name}"`$build_exeext
fi
if test x$host = x$build; then
test_dirs=
fi
- if test x$host = x$target; then
+ if test x$build = x$target; then
test_dirs="$test_dirs \
/usr/libexec \
/usr/ccs/gcc \
fi
for dir in $test_dirs; do
- if test -x $dir/as$host_exeext; then
- gcc_cv_as=$dir/as$host_exeext
+ if test -x $dir/as$build_exeext; then
+ gcc_cv_as=$dir/as$build_exeext
break;
fi
done
gcc_cv_ld_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
if test -x "$DEFAULT_LINKER"; then
gcc_cv_ld="$DEFAULT_LINKER"
-elif test -x collect-ld$host_exeext; then
+elif test -x collect-ld$build_exeext; then
# Build using linker in the current directory.
- gcc_cv_ld=./collect-ld$host_exeext
+ gcc_cv_ld=./collect-ld$build_exeext
elif test -f $gcc_cv_ld_gld_srcdir/configure.in \
&& test -f ../ld/Makefile \
&& test x$build = x$host; then
gcc_cv_gld_major_version=`expr "$gcc_cv_gld_version" : "VERSION=\([0-9]*\)"`
gcc_cv_gld_minor_version=`expr "$gcc_cv_gld_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
changequote([,])dnl
- rm -f collect-ld$host_exeext
- $LN_S ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
+ rm -f collect-ld$build_exeext
+ $LN_S ../ld/ld-new$build_exeext collect-ld$build_exeext 2>/dev/null
elif test -x "$LD_FOR_TARGET"; then
gcc_cv_ld="$LD_FOR_TARGET"
elif test -x "$LD" && test x$host = x$target; then
test_prefix=$exec_prefix
fi
- # If the loop below does not find an linker, then use whatever
- # one we can find in the users's path.
- # user's path.
+ # If the loop below does not find a linker, then use whatever
+ # one we can find in the users's path. We are looking for a
+ # ${build} -> ${target} linker.
if test "x$program_prefix" != xNONE; then
- gcc_cv_ld=${program_prefix}ld$host_exeext
+ gcc_cv_ld=${program_prefix}ld$build_exeext
+ elif test x$build != x$host && test x$build != x$target; then
+ gcc_cv_ld=${target_noncanonical}-ld$build_exeext
else
- gcc_cv_ld=`echo ld | sed "${program_transform_name}"`$host_exeext
+ gcc_cv_ld=`echo ld | sed "${program_transform_name}"`$build_exeext
fi
if test x$host = x$build; then
test_dirs=
fi
- if test x$host = x$target; then
+ if test x$build = x$target; then
test_dirs="$test_dirs \
/usr/libexec \
/usr/ccs/gcc \
fi
for dir in $test_dirs; do
- if test -x $dir/ld$host_exeext; then
- gcc_cv_ld=$dir/ld$host_exeext
+ if test -x $dir/ld$build_exeext; then
+ gcc_cv_ld=$dir/ld$build_exeext
break;
fi
done
gcc_cv_binutils_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/binutils
AC_MSG_CHECKING(what nm to use)
in_tree_nm=no
-if test -x nm$host_exeext; then
- gcc_cv_nm=./nm$host_exeext
+if test -x nm$build_exeext; then
+ gcc_cv_nm=./nm$build_exeext
elif test -f $gcc_cv_binutils_srcdir/configure.in \
&& test -f ../binutils/Makefile; then
# Single tree build which includes binutils.
in_tree_nm=yes
- gcc_cv_nm=./nm$host_exeext
- rm -f nm$host_exeext
- $LN_S ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
+ gcc_cv_nm=./nm$build_exeext
+ rm -f nm$build_exeext
+ $LN_S ../binutils/nm-new$build_exeext nm$build_exeext 2>/dev/null
elif test "x$program_prefix" != xNONE; then
- gcc_cv_nm=${program_prefix}nm$host_exeext
+ gcc_cv_nm=${program_prefix}nm$build_exeext
+elif test x$build != x$host && test x$build != x$target; then
+ gcc_cv_nm=${target_noncanonical}-nm$build_exeext
else
- gcc_cv_nm=`echo nm | sed "${program_transform_name}"`$host_exeext
+ gcc_cv_nm=`echo nm | sed "${program_transform_name}"`$build_exeext
fi
case $in_tree_nm in
yes) AC_MSG_RESULT("newly built nm") ;;
# Figure out what objdump we will be using.
AC_MSG_CHECKING(what objdump to use)
in_tree_objdump=no
-if test -x objdump$host_exeext; then
- gcc_cv_objdump=./objdump$host_exeext
+if test -x objdump$build_exeext; then
+ gcc_cv_objdump=./objdump$build_exeext
elif test -f $gcc_cv_binutils_srcdir/configure.in \
&& test -f ../binutils/Makefile; then
# Single tree build which includes binutils.
in_tree_objdump=yes
- gcc_cv_objdump=./objdump$host_exeext
- rm -f objdump$host_exeext
- $LN_S ../binutils/objdump$host_exeext objdump$host_exeext 2>/dev/null
+ gcc_cv_objdump=./objdump$build_exeext
+ rm -f objdump$build_exeext
+ $LN_S ../binutils/objdump$build_exeext objdump$build_exeext 2>/dev/null
elif test "x$program_prefix" != xNONE; then
- gcc_cv_objdump=${program_prefix}objdump$host_exeext
+ gcc_cv_objdump=${program_prefix}objdump$build_exeext
+elif test x$build != x$host && test x$build != x$target; then
+ gcc_cv_objdump=${target_noncanonical}-objdump$build_exeext
else
gcc_cv_objdump=`echo objdump | \
- sed "${program_transform_name}"`$host_exeext
+ sed "${program_transform_name}"`$build_exeext
fi
case $in_tree_objdump in
yes) AC_MSG_RESULT("newly built objdump") ;;
[ .weak foobar],,
[AC_DEFINE(HAVE_GAS_WEAK, 1, [Define if your assembler supports .weak.])])
+gcc_GAS_CHECK_FEATURE([.nsubspa comdat], gcc_cv_as_nsubspa_comdat,
+ [2,15,91],,
+ [ .SPACE $TEXT$
+ .NSUBSPA $CODE$,COMDAT],,
+[AC_DEFINE(HAVE_GAS_NSUBSPA_COMDAT, 1, [Define if your assembler supports .nsubspa comdat option.])])
+
# .hidden needs to be supported in both the assembler and the linker,
# because GNU LD versions before 2.12.1 have buggy support for STV_HIDDEN.
# This is irritatingly difficult to feature test for; we have to check the
tls_first_minor=13
tls_as_opt=--fatal-warnings
;;
+ frv*-*-*)
+ conftest_s='
+ .section ".tdata","awT",@progbits
+x: .long 25
+ .text
+ call #gettlsoff(x)'
+ tls_first_major=2
+ tls_first_minor=14
+ ;;
i[34567]86-*-*)
conftest_s='
.section ".tdata","awT",@progbits
tls_first_minor=13
tls_as_opt=--fatal-warnings
;;
+ mips*-*-*)
+ conftest_s='
+ .section .tdata,"awT",@progbits
+x:
+ .word 2
+ .text
+ addiu $4, $28, %tlsgd(x)
+ addiu $4, $28, %tlsldm(x)
+ lui $4, %dtprel_hi(x)
+ addiu $4, $4, %dtprel_lo(x)
+ lw $4, %gottprel(x)($28)
+ lui $4, %tprel_hi(x)
+ addiu $4, $4, %tprel_lo(x)'
+ tls_first_major=2
+ tls_first_minor=16
+ tls_as_opt='-32 --fatal-warnings'
+ ;;
powerpc-*-*)
conftest_s='
.section ".tdata","awT",@progbits
# Target-specific assembler checks.
+AC_MSG_CHECKING(linker -Bstatic/-Bdynamic option)
+gcc_cv_ld_static_dynamic=no
+if test $in_tree_ld = yes ; then
+ if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10; then
+ gcc_cv_ld_static_dynamic=yes
+ fi
+elif test x$gcc_cv_ld != x; then
+ # Check if linker supports -Bstatic/-Bdynamic option
+ if $gcc_cv_ld --help 2>/dev/null | grep -- -Bstatic > /dev/null \
+ && $gcc_cv_ld --help 2>/dev/null | grep -- -Bdynamic > /dev/null; then
+ gcc_cv_ld_static_dynamic=yes
+ fi
+fi
+if test x"$gcc_cv_ld_static_dynamic" = xyes; then
+ AC_DEFINE(HAVE_LD_STATIC_DYNAMIC, 1,
+[Define if your linker supports -Bstatic/-Bdynamic option.])
+fi
+AC_MSG_RESULT($gcc_cv_ld_static_dynamic)
+
if test x"$demangler_in_ld" = xyes; then
AC_MSG_CHECKING(linker --demangle support)
gcc_cv_ld_demangle=no
[if test x$gcc_cv_objdump != x \
&& $gcc_cv_objdump -s -j .text conftest.o 2> /dev/null \
| grep ' 82106000 82106000' > /dev/null 2>&1; then
- gcc_cv_as_offsetable_lo10=yes
+ gcc_cv_as_sparc_offsetable_lo10=yes
fi],
[AC_DEFINE(HAVE_AS_OFFSETABLE_LO10, 1,
[Define if your assembler supports offsetable %lo().])])
case $target in
*-*-aix*) conftest_s=' .csect .text[[PR]]
mfcr 3,128';;
- *-*-darwin*) conftest_s=' .text
+ *-*-darwin*)
+ gcc_GAS_CHECK_FEATURE([.machine directive support],
+ gcc_cv_as_machine_directive,,,
+ [ .machine ppc7400])
+ if test x$gcc_cv_as_machine_directive != xyes; then
+ echo "*** This target requires an assembler supporting \".machine\"" >&2
+ echo you can get it from: ftp://gcc.gnu.org/pub/gcc/infrastructure/cctools-528.5.dmg >&2
+ test x$build = x$target && exit 1
+ fi
+ conftest_s=' .text
mfcr r3,128';;
- *) conftest_s=' .text
+ *) conftest_s=' .machine power4
+ .text
mfcr 3,128';;
esac
gcc_GAS_CHECK_FEATURE([dwarf2 debug_line support],
gcc_cv_as_dwarf2_debug_line,
[elf,2,11,0],, [$conftest_s],
- [# ??? This fails with non-gnu grep. Maybe use objdump?
- if grep debug_line conftest.o > /dev/null 2>&1; then
+ [if test x$gcc_cv_objdump != x \
+ && $gcc_cv_objdump -h conftest.o 2> /dev/null \
+ | grep debug_line > /dev/null 2>&1; then
gcc_cv_as_dwarf2_debug_line=yes
fi])
[ --with-gc={page,zone} choose the garbage collection mechanism to use
with the compiler],
[case "$withval" in
- page | zone)
+ page)
+ GGC=ggc-$withval
+ ;;
+ zone)
GGC=ggc-$withval
+ AC_DEFINE(GGC_ZONE, 1, [Define if the zone collector is in use])
;;
*)
AC_MSG_ERROR([$withval is an invalid option to --with-gc])
all_boot_languages=
all_compilers=
all_stagestuff=
-all_outputs='Makefile gccbug mklibgcc mkheaders libada-mk'
+all_outputs='Makefile gccbug mklibgcc libada-mk'
# List of language makefile fragments.
all_lang_makefrags=
# List of language subdirectory makefiles. Deprecated.
AC_SUBST(gcc_config_arguments)
AC_SUBST(gcc_gxx_include_dir)
AC_SUBST(libstdcxx_incdir)
-AC_SUBST(gcc_version)
-AC_SUBST(gcc_version_full)
-AC_SUBST(gcc_version_trigger)
AC_SUBST(host_exeext)
AC_SUBST(host_xm_file_list)
AC_SUBST(host_xm_include_list)