diff options
Diffstat (limited to 'sysdeps/s390/s390-64/elf')
| -rw-r--r-- | sysdeps/s390/s390-64/elf/configure | 52 | ||||
| -rw-r--r-- | sysdeps/s390/s390-64/elf/configure.in | 37 |
2 files changed, 89 insertions, 0 deletions
diff --git a/sysdeps/s390/s390-64/elf/configure b/sysdeps/s390/s390-64/elf/configure new file mode 100644 index 0000000000..42fc6e6a5f --- /dev/null +++ b/sysdeps/s390/s390-64/elf/configure @@ -0,0 +1,52 @@ +# This file is generated from configure.in by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/s390/elf. + +if test "$usetls" != no; then +# Check for support of thread-local storage handling in assembler and +# linker. +echo "$as_me:$LINENO: checking for s390 TLS support" >&5 +echo $ECHO_N "checking for s390 TLS support... $ECHO_C" >&6 +if test "${libc_cv_390_tls+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat > conftest.s <<\EOF + .section ".tdata", "awT", @progbits +foo: .long 25 + .text + .quad foo@TLSGD + .quad foo@TLSLDM + .quad foo@DTPOFF + .quad foo@NTPOFF + .quad foo@GOTNTPOFF + .quad foo@INDNTPOFF + lg %r1,foo@GOTNTPOFF(%r12) + lg %r1,0(%r1):tls_load:foo + brasl %r14,__tls_get_offset@plt:tls_gdcall:foo + brasl %r14,__tls_get_offset@plt:tls_ldcall:foo +EOF +if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + libc_cv_390_tls=yes +else + libc_cv_390_tls=no +fi +rm -f conftest* +fi +echo "$as_me:$LINENO: result: $libc_cv_390_tls" >&5 +echo "${ECHO_T}$libc_cv_390_tls" >&6 +if test $libc_cv_390_tls = yes; then + cat >>confdefs.h <<\_ACEOF +#define HAVE_TLS_SUPPORT 1 +_ACEOF + +fi +fi + +cat >>confdefs.h <<\_ACEOF +#define PI_STATIC_AND_HIDDEN 1 +_ACEOF + diff --git a/sysdeps/s390/s390-64/elf/configure.in b/sysdeps/s390/s390-64/elf/configure.in new file mode 100644 index 0000000000..ac953fcff3 --- /dev/null +++ b/sysdeps/s390/s390-64/elf/configure.in @@ -0,0 +1,37 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/s390/elf. + +if test "$usetls" != no; then +# Check for support of thread-local storage handling in assembler and +# linker. +AC_CACHE_CHECK(for s390 TLS support, libc_cv_390_tls, [dnl +cat > conftest.S <<\EOF + .section ".tdata", "awT", @progbits +foo: .long 25 + .text + .quad foo@TLSGD + .quad foo@TLSLDM + .quad foo@DTPOFF + .quad foo@NTPOFF + .quad foo@GOTNTPOFF + .quad foo@INDNTPOFF + lg %r1,foo@GOTNTPOFF(%r12) + lg %r1,0(%r1):tls_load:foo + brasl %r14,__tls_get_offset@plt:tls_gdcall:foo + brasl %r14,__tls_get_offset@plt:tls_ldcall:foo +EOF +dnl +if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS conftest.S 1>&AS_MESSAGE_LOG_FD); then + libc_cv_390_tls=yes +else + libc_cv_390_tls=no +fi +rm -f conftest*]) +if test $libc_cv_390_tls = yes; then + AC_DEFINE(HAVE_TLS_SUPPORT) +fi +fi + +dnl It is always possible to access static and hidden symbols in an +dnl position independent way. +AC_DEFINE(PI_STATIC_AND_HIDDEN) |