107 lines
2.7 KiB
Plaintext
107 lines
2.7 KiB
Plaintext
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
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# Local configure fragment for sysdeps/alpha/elf.
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if test "$usetls" != no; then
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# Check for support of thread-local storage handling in assembler and
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# linker.
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echo "$as_me:$LINENO: checking for Alpha TLS support" >&5
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echo $ECHO_N "checking for Alpha TLS support... $ECHO_C" >&6
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if test "${libc_cv_alpha_tls+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.s <<\EOF
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.section ".tdata", "awT", @progbits
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.globl foo
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foo: .quad 1
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.section ".tbss", "awT", @nobits
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.globl bar
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bar: .skip 8
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.text
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baz:
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.set nomacro
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ldq $27, __tls_get_addr($29) !literal!1
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ldq $16, a($29) !tlsgd!1
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jsr $26, ($27), __tls_get_addr !lituse_tlsgd!1
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jsr $26, ($27), __tls_get_addr !lituse_tlsldm!2
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ldq $27, __tls_get_addr($29) !literal!2
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ldq $16, b($29) !tlsldm!2
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ldq $16, c($29) !tlsgd
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ldq $16, d($29) !tlsldm
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ldq $16, e($29) !tlsgd!3
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ldq $16, f($29) !tlsldm!4
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ldq $16, g($29) !gotdtprel
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ldah $16, h($31) !dtprelhi
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lda $16, i($16) !dtprello
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lda $16, j($31) !dtprel
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ldq $16, k($29) !gottprel
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ldah $16, l($31) !tprelhi
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lda $16, m($16) !tprello
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lda $16, n($31) !tprel
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EOF
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if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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libc_cv_alpha_tls=yes
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else
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libc_cv_alpha_tls=no
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fi
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rm -f conftest*
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fi
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echo "$as_me:$LINENO: result: $libc_cv_alpha_tls" >&5
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echo "${ECHO_T}$libc_cv_alpha_tls" >&6
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if test $libc_cv_alpha_tls = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_TLS_SUPPORT 1
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_ACEOF
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fi
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fi
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echo "$as_me:$LINENO: checking for GP relative module local relocs" >&5
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echo $ECHO_N "checking for GP relative module local relocs... $ECHO_C" >&6
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if test "${libc_cv_alpha_hidden_gprel+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.c <<\EOF
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static int bar;
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int baz __attribute__((visibility("hidden")));
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int foo (void)
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{
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return bar + baz;
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}
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EOF
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libc_cv_alpha_hidden_gprel=no
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if { ac_try='${CC-cc} -S $CFLAGS -O2 -fpic conftest.c 1>&5'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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if grep -q 'bar.*!gprel' conftest.s \
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&& grep -q 'baz.*!gprel' conftest.s \
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&& ! grep -q 'bar.*!literal' conftest.s \
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&& ! grep -q 'baz.*!literal' conftest.s; then
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libc_cv_alpha_hidden_gprel=yes
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fi
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fi
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rm -f conftest*
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fi
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echo "$as_me:$LINENO: result: $libc_cv_alpha_hidden_gprel" >&5
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echo "${ECHO_T}$libc_cv_alpha_hidden_gprel" >&6
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if test $libc_cv_alpha_hidden_gprel = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define PI_STATIC_AND_HIDDEN 1
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_ACEOF
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fi
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