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# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/x86_64.
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking -mprefer-vector-width=128" >&5
printf %s "checking -mprefer-vector-width=128... " >&6; }
if test ${libc_cv_cc_mprefer_vector_width+y}
then :
printf %s "(cached) " >&6
else $as_nop
if { ac_try='${CC-cc} -mprefer-vector-width=128 -xc /dev/null -S -o /dev/null'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
then :
libc_cv_cc_mprefer_vector_width=yes
else $as_nop
libc_cv_cc_mprefer_vector_width=no
fi
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_mprefer_vector_width" >&5
printf "%s\n" "$libc_cv_cc_mprefer_vector_width" >&6; }
config_vars="$config_vars
config-cflags-mprefer-vector-width = $libc_cv_cc_mprefer_vector_width"
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z mark-plt" >&5
printf %s "checking for linker that supports -z mark-plt... " >&6; }
libc_linker_feature=no
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp
-Wl,-z,mark-plt -nostdlib -nostartfiles
-fPIC -shared -o conftest.so conftest.c
1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
then
if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,-z,mark-plt -nostdlib \
-nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \
| grep "warning: -z mark-plt ignored" > /dev/null 2>&1; then
true
else
libc_linker_feature=yes
fi
fi
rm -f conftest*
if test $libc_linker_feature = yes; then
libc_cv_z_mark_plt=yes
else
libc_cv_z_mark_plt=no
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5
printf "%s\n" "$libc_linker_feature" >&6; }
config_vars="$config_vars
have-z-mark-plt = $libc_cv_z_mark_plt"
if test x"$build_mathvec" = xnotset; then
build_mathvec=yes
fi
if test $enable_cet != no; then
# Check if CET can be enabled.
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether CET can be enabled" >&5
printf %s "checking whether CET can be enabled... " >&6; }
if test ${libc_cv_x86_cet_available+y}
then :
printf %s "(cached) " >&6
else $as_nop
cat > conftest.c <<EOF
#if !defined __CET__ || __CET__ != 3
# error CET isn't available.
#endif
EOF
if { ac_try='${CC-cc} -c $CFLAGS -fcf-protection -include cet.h conftest.c 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
libc_cv_x86_cet_available=yes
else
libc_cv_x86_cet_available=no
fi
rm -rf conftest*
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_x86_cet_available" >&5
printf "%s\n" "$libc_cv_x86_cet_available" >&6; }
if test $libc_cv_x86_cet_available != yes; then
as_fn_error $? "$CC doesn't support CET" "$LINENO" 5
fi
fi
if test $enable_cet != no; then
# Check if assembler supports CET.
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether assembler supports CET" >&5
printf %s "checking whether assembler supports CET... " >&6; }
if test ${libc_cv_x86_cet_as+y}
then :
printf %s "(cached) " >&6
else $as_nop
cat > conftest.s <<EOF
incsspd %ecx
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.s -o conftest.o 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
libc_cv_x86_cet_as=yes
else
libc_cv_x86_cet_as=no
fi
rm -rf conftest*
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_x86_cet_as" >&5
printf "%s\n" "$libc_cv_x86_cet_as" >&6; }
if test $libc_cv_x86_cet_as = no; then
as_fn_error $? "$AS doesn't support CET" "$LINENO" 5
fi
fi
if test $enable_cet = yes; then
printf "%s\n" "#define DEFAULT_DL_X86_CET_CONTROL cet_elf_property" >>confdefs.h
elif test $enable_cet = permissive; then
printf "%s\n" "#define DEFAULT_DL_X86_CET_CONTROL cet_permissive" >>confdefs.h
fi
config_vars="$config_vars
enable-cet = $enable_cet"
# Check if -mamx-tile works properly.
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -mamx-tile works properly" >&5
printf %s "checking whether -mamx-tile works properly... " >&6; }
if test ${libc_cv_x86_have_amx_tile+y}
then :
printf %s "(cached) " >&6
else $as_nop
cat > conftest.c <<EOF
#include <x86intrin.h>
EOF
libc_cv_x86_have_amx_tile=no
if { ac_try='${CC-cc} -E $CFLAGS -mamx-tile conftest.c > conftest.i'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
if grep -q __builtin_ia32_ldtilecfg conftest.i; then
libc_cv_x86_have_amx_tile=yes
fi
fi
rm -rf conftest*
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_x86_have_amx_tile" >&5
printf "%s\n" "$libc_cv_x86_have_amx_tile" >&6; }
config_vars="$config_vars
have-mamx-tile = $libc_cv_x86_have_amx_tile"
# Check if -mapxf is enabled.
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -mapxf is enabled" >&5
printf %s "checking whether -mapxf is enabled... " >&6; }
if test ${libc_cv_x86_have_apx+y}
then :
printf %s "(cached) " >&6
else $as_nop
cat > conftest.c <<EOF
#ifndef __APX_F__
# error APX isn't enabled
#endif
EOF
libc_cv_x86_have_apx=no
if { ac_try='${CC-cc} -c $CFLAGS conftest.c -o conftest.o 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
libc_cv_x86_have_apx=yes
fi
rm -rf conftest*
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_x86_have_apx" >&5
printf "%s\n" "$libc_cv_x86_have_apx" >&6; }
if test $libc_cv_x86_have_apx = yes; then
printf "%s\n" "#define HAVE_X86_APX 1" >>confdefs.h
fi
config_vars="$config_vars
have-x86-apx = $libc_cv_x86_have_apx"
test -n "$critic_missing" && as_fn_error $? "
*** $critic_missing" "$LINENO" 5
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