mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-11 22:00:08 +00:00
e757412c3e
We are strictly requiring GAS >= 2.41 now, so we don't need to check assembler capability anymore. Signed-off-by: Xi Ruoyao <xry111@xry111.site>
113 lines
3.8 KiB
Plaintext
113 lines
3.8 KiB
Plaintext
# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
|
|
# Local configure fragment for sysdeps/loongarch/elf.
|
|
|
|
printf "%s\n" "#define HIDDEN_VAR_NEEDS_DYNAMIC_RELOC 1" >>confdefs.h
|
|
|
|
|
|
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if ${CC-cc} is sufficient to build static PIE on LoongArch" >&5
|
|
printf %s "checking if ${CC-cc} is sufficient to build static PIE on LoongArch... " >&6; }
|
|
if test ${libc_cv_static_pie_on_loongarch+y}
|
|
then :
|
|
printf %s "(cached) " >&6
|
|
else $as_nop
|
|
|
|
cat > conftest.S <<\EOF
|
|
.global _start
|
|
.type _start, @function
|
|
_start:
|
|
li.w $a7, 93
|
|
li.w $a0, 0
|
|
syscall 0
|
|
|
|
.data
|
|
x:
|
|
.word 0
|
|
/* This should produce an R_LARCH_RELATIVE in the static PIE. */
|
|
.dword _start
|
|
EOF
|
|
|
|
libc_cv_static_pie_on_loongarch=no
|
|
if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -static-pie -nostdlib -fPIE -o conftest conftest.S'
|
|
{ { eval echo "\"\$as_me\":${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; }; } \
|
|
&& { ac_try='LC_ALL=C $READELF -Wr conftest | grep -q R_LARCH_RELATIVE'
|
|
{ { eval echo "\"\$as_me\":${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; }; } \
|
|
&& ! { ac_try='LC_ALL=C $READELF -Wl conftest | grep -q INTERP'
|
|
{ { eval echo "\"\$as_me\":${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 $ac_status = 0; }; }
|
|
then
|
|
libc_cv_static_pie_on_loongarch=yes
|
|
fi
|
|
rm -rf conftest*
|
|
fi
|
|
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_static_pie_on_loongarch" >&5
|
|
printf "%s\n" "$libc_cv_static_pie_on_loongarch" >&6; }
|
|
|
|
if test "$libc_cv_static_pie_on_loongarch" = yes; then
|
|
printf "%s\n" "#define SUPPORT_STATIC_PIE 1" >>confdefs.h
|
|
|
|
fi
|
|
|
|
# Check if gcc supports option -mcmodel=medium.
|
|
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC supports option -mcmodel=medium" >&5
|
|
printf %s "checking whether $CC supports option -mcmodel=medium... " >&6; }
|
|
if test ${libc_cv_loongarch_cmodel_medium+y}
|
|
then :
|
|
printf %s "(cached) " >&6
|
|
else $as_nop
|
|
|
|
if { ac_try='${CC-cc} -c $CFLAGS -mcmodel=medium /dev/null 1>&5'
|
|
{ { eval echo "\"\$as_me\":${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 $ac_status = 0; }; }; then
|
|
libc_cv_loongarch_cmodel_medium=yes
|
|
else
|
|
libc_cv_loongarch_cmodel_medium=no
|
|
fi
|
|
fi
|
|
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_loongarch_cmodel_medium" >&5
|
|
printf "%s\n" "$libc_cv_loongarch_cmodel_medium" >&6; }
|
|
config_vars="$config_vars
|
|
have-cmodel-medium = $libc_cv_loongarch_cmodel_medium"
|
|
|
|
# Check if asm support vector instructions.
|
|
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for vector support in assembler" >&5
|
|
printf %s "checking for vector support in assembler... " >&6; }
|
|
if test ${libc_cv_loongarch_vec_asm+y}
|
|
then :
|
|
printf %s "(cached) " >&6
|
|
else $as_nop
|
|
cat > conftest.s <<\EOF
|
|
vld $vr0, $sp, 0
|
|
EOF
|
|
if { ac_try='${CC-cc} -c $CFLAGS conftest.s -o conftest 1>&5'
|
|
{ { eval echo "\"\$as_me\":${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 $ac_status = 0; }; }; then
|
|
libc_cv_loongarch_vec_asm=yes
|
|
else
|
|
libc_cv_loongarch_vec_asm=no
|
|
fi
|
|
rm -f conftest*
|
|
fi
|
|
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $libc_cv_loongarch_vec_asm" >&5
|
|
printf "%s\n" "$libc_cv_loongarch_vec_asm" >&6; }
|
|
if test $libc_cv_loongarch_vec_asm = no; then
|
|
as_fn_error $? "binutils version is too old, use 2.41 or newer version" "$LINENO" 5
|
|
fi
|
|
|