47 lines
1.1 KiB
Plaintext
47 lines
1.1 KiB
Plaintext
GLIBC_PROVIDES[]dnl See aclocal.m4 in the top level source directory.
|
|
# Local preconfigure fragment for sysdeps/loongarch
|
|
|
|
case "$machine" in
|
|
loongarch*)
|
|
|
|
abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(lp64\|ilp32\).*/\1/p'`
|
|
float_abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(soft\|single\|double\)_float.*/\1/p'`
|
|
|
|
with_fp_cond="!defined __loongarch_soft_float"
|
|
|
|
case "$float_abi" in
|
|
soft)
|
|
abi_flen=0
|
|
;;
|
|
single)
|
|
AC_MSG_ERROR([glibc does not yet support the single floating-point ABI!!], 1)
|
|
;;
|
|
double)
|
|
abi_flen=64
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([Unable to determine floating-point ABI!!], 1)
|
|
;;
|
|
esac
|
|
|
|
case "$abi" in
|
|
ilp32)
|
|
AC_MSG_ERROR([loongarch does not yet support ilp32 ABI!!], 1)
|
|
;;
|
|
lp64)
|
|
grlen=64
|
|
machine=loongarch/lp64
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([Unable to determine GRLEN!!], 1)
|
|
;;
|
|
esac
|
|
|
|
AC_DEFINE_UNQUOTED([LOONGARCH_ABI_GRLEN], [$grlen])
|
|
AC_DEFINE_UNQUOTED([LOONGARCH_ABI_FRLEN], [$abi_flen])
|
|
|
|
base_machine=loongarch
|
|
;;
|
|
esac
|
|
|