mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-01 01:00:10 +00:00
485a9bb9f0
(elf_machine_type_class, elf_machine_rel, elf_machine_rela): Handle TLS relocations. * sysdeps/unix/sysv/linux/arm/Makefile: Build __aeabi_read_tp. * sysdeps/unix/sysv/linux/arm/sysdep.h (INTERNAL_SYSCALL_RAW): Renamed from INTERNAL_SYSCALL. (INTERNAL_SYSCALL, INTERNAL_SYSCALL_ARM): New macros. * sysdeps/arm/dl-tls.h, sysdeps/arm/elf/configure.in, sysdeps/arm/elf/configure, sysdeps/arm/libc-tls.c, sysdeps/arm/linuxthreads/tls.h, sysdeps/arm/tls-macros.h, sysdeps/unix/sysv/linux/arm/aeabi_read_tp.S, sysdeps/unix/sysv/linux/arm/libc-aeabi_read_tp.S: New files.
36 lines
947 B
Plaintext
36 lines
947 B
Plaintext
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
|
|
# Local configure fragment for sysdeps/arm/elf.
|
|
|
|
if test "$usetls" != no; then
|
|
# Check for support of thread-local storage handling in assembler and
|
|
# linker.
|
|
AC_CACHE_CHECK(for ARM TLS support, libc_cv_arm_tls, [dnl
|
|
cat > conftest.s <<\EOF
|
|
.section ".tdata", "awT", %progbits
|
|
.globl foo
|
|
foo: .long 1
|
|
.section ".tbss", "awT", %nobits
|
|
.globl bar
|
|
bar: .skip 4
|
|
.text
|
|
.word foo(tpoff)
|
|
.word foo(tlsgd)
|
|
EOF
|
|
dnl
|
|
if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
|
|
libc_cv_arm_tls=yes
|
|
else
|
|
libc_cv_arm_tls=no
|
|
fi
|
|
rm -f conftest*])
|
|
if test $libc_cv_arm_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.
|
|
dnl NOTE: This feature was added by the GCC TLS patches. We should test for
|
|
dnl it. Until we do, don't define it.
|
|
#AC_DEFINE(PI_STATIC_AND_HIDDEN)
|