1# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
2 # Local configure fragment for sysdeps/powerpc/powerpc64.
3
4{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for support for overlapping .opd entries" >&5
5$as_echo_n "checking for support for overlapping .opd entries... " >&6; }
6if ${libc_cv_overlapping_opd+:} false; then :
7  $as_echo_n "(cached) " >&6
8else
9  libc_cv_overlapping_opd=no
10echo 'void foo (void) {}' > conftest.c
11if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S conftest.c -o conftest.s 1>&5'
12  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
13  (eval $ac_try) 2>&5
14  ac_status=$?
15  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
16  test $ac_status = 0; }; }; then
17  if grep '\.TOC\.@tocbase' conftest.s > /dev/null; then
18    if grep '\.TOC\.@tocbase[ 	]*,[ 	]*0' conftest.s > /dev/null; then
19      :
20    else
21      libc_cv_overlapping_opd=yes
22    fi
23  fi
24fi
25rm -f conftest.c conftest.s
26
27fi
28{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_overlapping_opd" >&5
29$as_echo "$libc_cv_overlapping_opd" >&6; }
30if test x$libc_cv_overlapping_opd = xyes; then
31  $as_echo "#define USE_PPC64_OVERLAPPING_OPD 1" >>confdefs.h
32
33fi
34
35# We check if compiler supports @notoc generation since there is no
36# gain by enabling it if it will be optimized away by the linker.
37# It also helps linkers that might not optimize it and end up
38# generating stubs with ISA 3.1 instruction even targetting older ISA.
39{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the compiler supports @notoc" >&5
40$as_echo_n "checking if the compiler supports @notoc... " >&6; }
41if ${libc_cv_ppc64_notoc+:} false; then :
42  $as_echo_n "(cached) " >&6
43else
44    cat > conftest.c <<EOF
45int bar (void);
46int foo (void) { return bar () + 1; }
47EOF
48  libc_cv_ppc64_notoc=no
49  if { ac_try='${CC-cc} $libc_cv_cc_submachine $CFLAGS $CPPFLAGS -S -o conftest.s conftest.c'
50  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
51  (eval $ac_try) 2>&5
52  ac_status=$?
53  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
54  test $ac_status = 0; }; } \
55     && { ac_try='grep -q -E 'bar@notoc' conftest.s'
56  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
57  (eval $ac_try) 2>&5
58  ac_status=$?
59  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
60  test $ac_status = 0; }; }
61  then
62    libc_cv_ppc64_notoc=yes
63  fi
64  rm -rf conftest.*
65fi
66{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc64_notoc" >&5
67$as_echo "$libc_cv_ppc64_notoc" >&6; }
68if test x$libc_cv_ppc64_notoc = xyes; then :
69  $as_echo "#define USE_PPC64_NOTOC 1" >>confdefs.h
70
71fi
72