1 dnl Copyright (C) 1997-2022 Free Software Foundation, Inc.
3 dnl This program is free software; you can redistribute it and/or modify
4 dnl it under the terms of the GNU General Public License as published by
5 dnl the Free Software Foundation; either version 3 of the License, or
6 dnl (at your option) any later version.
8 dnl This program is distributed in the hope that it will be useful,
9 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
10 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 dnl GNU General Public License for more details.
13 dnl You should have received a copy of the GNU General Public License
14 dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
15 AC_DEFUN([SIM_AC_OPTION_SMP],
17 AC_MSG_CHECKING([number of sim cpus to support])
18 default_sim_smp="ifelse([$1],,5,[$1])"
19 sim_smp="$default_sim_smp""
20 AC_ARG_ENABLE(sim-smp,
21 [AS_HELP_STRING([--enable-sim-smp=n],
22 [Specify number of processors to configure for (default ${default_sim_smp})])],
23 [case "${enableval}" in
26 *) sim_smp="$enableval";;
28 sim_igen_smp="-N ${sim_smp}"
29 AC_DEFINE_UNQUOTED([WITH_SMP], [$sim_smp], [Sim SMP settings])
30 AC_MSG_RESULT($sim_smp)