diff options
Diffstat (limited to 'ports/sysdeps/alpha/configure.in')
| -rw-r--r-- | ports/sysdeps/alpha/configure.in | 71 |
1 files changed, 3 insertions, 68 deletions
diff --git a/ports/sysdeps/alpha/configure.in b/ports/sysdeps/alpha/configure.in index bf8e926657..eadc57afe3 100644 --- a/ports/sysdeps/alpha/configure.in +++ b/ports/sysdeps/alpha/configure.in @@ -1,71 +1,6 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. # Local configure fragment for sysdeps/alpha. -# Check for support of thread-local storage handling in assembler and linker. -AC_CACHE_CHECK(for Alpha TLS support, libc_cv_alpha_tls, [dnl -cat > conftest.s <<\EOF - .section ".tdata", "awT", @progbits - .globl foo -foo: .quad 1 - .section ".tbss", "awT", @nobits - .globl bar -bar: .skip 8 - .text -baz: - .set nomacro - ldq $27, __tls_get_addr($29) !literal!1 - ldq $16, a($29) !tlsgd!1 - jsr $26, ($27), __tls_get_addr !lituse_tlsgd!1 - - jsr $26, ($27), __tls_get_addr !lituse_tlsldm!2 - ldq $27, __tls_get_addr($29) !literal!2 - ldq $16, b($29) !tlsldm!2 - - ldq $16, c($29) !tlsgd - ldq $16, d($29) !tlsldm - - ldq $16, e($29) !tlsgd!3 - ldq $16, f($29) !tlsldm!4 - - ldq $16, g($29) !gotdtprel - ldah $16, h($31) !dtprelhi - lda $16, i($16) !dtprello - lda $16, j($31) !dtprel - - ldq $16, k($29) !gottprel - ldah $16, l($31) !tprelhi - lda $16, m($16) !tprello - lda $16, n($31) !tprel -EOF -dnl -if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then - libc_cv_alpha_tls=yes -else - libc_cv_alpha_tls=no -fi -rm -f conftest*]) -if test $libc_cv_alpha_tls = no; then - AC_MSG_ERROR([the assembler must support TLS]) -fi - -AC_CACHE_CHECK(for GP relative module local relocs, libc_cv_alpha_hidden_gprel, [dnl -cat > conftest.c <<\EOF -static volatile int bar; -int baz __attribute__((visibility("hidden"))); -int f(void) { return bar + baz; } -EOF -dnl - -libc_cv_alpha_hidden_gprel=no -if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS -O2 -fpic conftest.c 1>&AS_MESSAGE_LOG_FD); 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 +# With required gcc+binutils, we can always access static and hidden +# symbols in a position independent way. +AC_DEFINE(PI_STATIC_AND_HIDDEN) |