diff options
Diffstat (limited to 'sysdeps')
| -rwxr-xr-x | sysdeps/alpha/elf/configure | 35 | ||||
| -rw-r--r-- | sysdeps/alpha/elf/configure.in | 26 | ||||
| -rw-r--r-- | sysdeps/ia64/elf/configure | 6 | ||||
| -rw-r--r-- | sysdeps/ia64/elf/configure.in | 7 |
4 files changed, 74 insertions, 0 deletions
diff --git a/sysdeps/alpha/elf/configure b/sysdeps/alpha/elf/configure index 3346b8e48d..ab3c0932aa 100755 --- a/sysdeps/alpha/elf/configure +++ b/sysdeps/alpha/elf/configure @@ -58,3 +58,38 @@ EOF fi fi + +echo $ac_n "checking for GP relative module local relocs""... $ac_c" 1>&6 +echo "configure:20: checking for GP relative module local relocs" >&5 +if eval "test \"`echo '$''{'libc_cv_alpha_hidden_gprel'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.c <<\EOF +static int bar; +int baz __attribute__((visibility("hidden"))); + +int foo (void) +{ + return bar + baz; +} +EOF + +libc_cv_alpha_hidden_gprel=no +if { ac_try='${CC-cc} -S $CFLAGS -O2 -fpic conftest.c 1>&5'; { (eval echo configure:35: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then + if grep -q 'bar.*!gprel' conftest.s \ + && grep -q 'baz.*!gprel' conftest.s \ + && ! grep -q 'bar.*!literal' conftest.s \ + && ! grep -q 'baz.*!literal' conftest.s; then + libc_cv_alpha_hidden_gprel=yes + fi +fi +rm -f conftest* +fi + +echo "$ac_t""$libc_cv_alpha_hidden_gprel" 1>&6 +if test $libc_cv_alpha_hidden_gprel = yes; then + cat >> confdefs.h <<\EOF +#define PI_STATIC_AND_HIDDEN 1 +EOF + +fi diff --git a/sysdeps/alpha/elf/configure.in b/sysdeps/alpha/elf/configure.in index 7548046f50..29daf4fc9c 100644 --- a/sysdeps/alpha/elf/configure.in +++ b/sysdeps/alpha/elf/configure.in @@ -51,3 +51,29 @@ if test $libc_cv_alpha_tls = yes; then AC_DEFINE(HAVE_TLS_SUPPORT) fi fi + +AC_CACHE_CHECK(for GP relative module local relocs, libc_cv_alpha_hidden_gprel, [dnl +cat > conftest.c <<\EOF +static int bar; +int baz __attribute__((visibility("hidden"))); + +int foo (void) +{ + return bar + baz; +} +EOF +dnl + +libc_cv_alpha_hidden_gprel=no +if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS -O2 -fpic conftest.c 1>&AC_FD_CC); then + if grep -q 'bar.*!gprel' conftest.s \ + && grep -q 'baz.*!gprel' conftest.s \ + && ! grep -q 'bar.*!literal' conftest.s \ + && ! grep -q 'baz.*!literal' conftest.s; then + libc_cv_alpha_hidden_gprel=yes + fi +fi +rm -f conftest*]) +if test $libc_cv_alpha_hidden_gprel = yes; then + AC_DEFINE(PI_STATIC_AND_HIDDEN) +fi diff --git a/sysdeps/ia64/elf/configure b/sysdeps/ia64/elf/configure new file mode 100644 index 0000000000..c2a514c527 --- /dev/null +++ b/sysdeps/ia64/elf/configure @@ -0,0 +1,6 @@ + # Local configure fragment for sysdeps/ia64/elf. + +cat >> confdefs.h <<\EOF +#define PI_STATIC_AND_HIDDEN 1 +EOF + diff --git a/sysdeps/ia64/elf/configure.in b/sysdeps/ia64/elf/configure.in new file mode 100644 index 0000000000..104c997c31 --- /dev/null +++ b/sysdeps/ia64/elf/configure.in @@ -0,0 +1,7 @@ +sinclude(./aclocal.m4)dnl Autoconf lossage +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/ia64/elf. + +dnl It is always possible to access static and hidden symbols in an +dnl position independent way. +AC_DEFINE(PI_STATIC_AND_HIDDEN) |