glibc/sysdeps/powerpc/powerpc64/configure
Ulrich Drepper 590b40f7ec Update.
2004-09-07  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/powerpc/powerpc64/configure.in: New file.
	* config.h.in (USE_PPC64_OVERLAPPING_OPD): Add.
	* configure.in (HAVE_ASM_GLOBAL_DOT_NAME): Remove.
	* sysdeps/powerpc/powerpc64/sysdep.h: Formatting.
	(OPD_ENT, BODY_LABEL, ENTRY_1, ENTRY_2, END_2, DOT_PREFIX,
	BODY_PREFIX): Define.
	(ENTRY, DOT_LABEL, END, TRACEBACK, END_GEN_TB, EALIGN): Support
	HAVE_ASM_GLOBAL_DOT_NAME or no dot symbols,
	USE_PPC64_OVERLAPPING_OPD or never overlapping .opd entries.
	* sysdeps/powerpc/powerpc64/dl-machine.h: Include sysdep.h.
	(TRAMPOLINE_TEMPLATE, RTLD_START): Use the new sysdep.h macros.
2004-09-08 07:02:28 +00:00

69 lines
2.1 KiB
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# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/powerpc/powerpc64.
# The Aix ld uses global .symbol_names instead of symbol_names
# and unfortunately early Linux PPC64 linkers use it as well.
echo "$as_me:$LINENO: checking for support for omitting dot symbols" >&5
echo $ECHO_N "checking for support for omitting dot symbols... $ECHO_C" >&6
if test "${libc_cv_omit_dot_syms+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
libc_cv_omit_dot_syms=no
echo 'void foo (void) {}' > conftest.c
if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S conftest.c -o conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
if grep -w '\.foo' conftest.s > /dev/null; then
:
else
libc_cv_omit_dot_syms=yes
fi
fi
rm -f conftest.c conftest.s
fi
echo "$as_me:$LINENO: result: $libc_cv_omit_dot_syms" >&5
echo "${ECHO_T}$libc_cv_omit_dot_syms" >&6
if test x$libc_cv_omit_dot_syms != xyes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_ASM_GLOBAL_DOT_NAME 1
_ACEOF
fi
echo "$as_me:$LINENO: checking for linker support for overlapping .opd entries" >&5
echo $ECHO_N "checking for linker support for overlapping .opd entries... $ECHO_C" >&6
if test "${libc_cv_overlapping_opd+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
libc_cv_overlapping_opd=no
echo 'void foo (void) {}' > conftest.c
if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S conftest.c -o conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
if grep '\.TOC\.@tocbase' conftest.s > /dev/null; then
if grep '\.TOC\.@tocbase[ ]*,[ ]*0' conftest.s > /dev/null; then
:
else
libc_cv_overlapping_opd=yes
fi
fi
fi
rm -f conftest.c conftest.s
fi
echo "$as_me:$LINENO: result: $libc_cv_overlapping_opd" >&5
echo "${ECHO_T}$libc_cv_overlapping_opd" >&6
if test x$libc_cv_overlapping_opd = xyes; then
cat >>confdefs.h <<\_ACEOF
#define USE_PPC64_OVERLAPPING_OPD 1
_ACEOF
fi