mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-30 00:31:08 +00:00
d2ba3677da
1. Add the directories to hold POWER10 files. 2. Add support to select POWER10 libraries based on AT_PLATFORM. 3. Let submachine=power10 be set automatically.
59 lines
1.7 KiB
Plaintext
59 lines
1.7 KiB
Plaintext
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
|
|
# Local preconfigure fragment for sysdeps/powerpc
|
|
|
|
case "$machine" in
|
|
powerpc64le)
|
|
base_machine=powerpc machine=powerpc/powerpc64/le
|
|
;;
|
|
powerpc64*)
|
|
base_machine=powerpc machine=powerpc/powerpc64/be
|
|
;;
|
|
powerpc*)
|
|
base_machine=powerpc machine=powerpc/powerpc32
|
|
with_fp_cond="!defined __NO_FPRS__"
|
|
case "$host_os" in
|
|
*gnuspe*)
|
|
# SPE support was dropped in glibc 2.30.
|
|
AC_MSG_ERROR([Host system type $host is no longer supported.])
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
# Lets ask the compiler which Power processor we've got, in case the user did
|
|
# not choose a --with-cpu value. Scan a trivial generated assembly program
|
|
# and scrape the first
|
|
# .machine <machine>
|
|
# or
|
|
# .ascii "-mcpu=<machine>"
|
|
# directive which shows up, and try using it.
|
|
case "${machine}:${submachine}" in
|
|
*powerpc*:)
|
|
archcpu=`echo "int foo () { return 0; }" \
|
|
| $CC $CFLAGS $CPPFLAGS -S -frecord-gcc-switches -xc -o - - \
|
|
| grep -E "mcpu=|[.]machine" -m 1 \
|
|
| sed -e "s/.*machine //" -e "s/.*mcpu=\(.*\)\"/\1/"`
|
|
# Note if you add patterns here you must ensure that an appropriate
|
|
# directory exists in sysdeps/powerpc. Likewise, if we find a
|
|
# cpu, don't let the generic configure append extra compiler options.
|
|
case "$archcpu" in
|
|
405fp|440fp|464fp|476fp)
|
|
submachine=${archcpu%fp}
|
|
AC_CACHE_VAL(libc_cv_cc_submachine,libc_cv_cc_submachine="")
|
|
;;
|
|
405|440|464|476)
|
|
submachine=${archcpu}
|
|
AC_CACHE_VAL(libc_cv_cc_submachine,libc_cv_cc_submachine="")
|
|
;;
|
|
|
|
a2|970|power[[4-9]]|power5x|power6+|power10)
|
|
submachine=${archcpu}
|
|
AC_CACHE_VAL(libc_cv_cc_submachine,libc_cv_cc_submachine="")
|
|
;;
|
|
*)
|
|
# We couldn't figure it out, assume none
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|