diff options
author | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2014-07-07 12:43:59 +0000 |
---|---|---|
committer | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2014-07-07 12:43:59 +0000 |
commit | 0042944a05c2bada008edd3f3bccecbedb98b746 (patch) | |
tree | 41407ff34314f00b2e51e7ed0d5cf4e110562f14 /configure.ac | |
parent | 8f2321df512efa7b6de2a71f6b48406053aa0671 (diff) | |
download | mpfr-0042944a05c2bada008edd3f3bccecbedb98b746.tar.gz |
Added debug of branch prediction / --enable-debug-prediction configure
option (patch from Patrick PĂ©lissier, with some changes).
git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@9141 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 5e98284cb..2a746ef8b 100644 --- a/configure.ac +++ b/configure.ac @@ -345,6 +345,21 @@ AC_ARG_ENABLE(mini-gmp, *) AC_MSG_ERROR([bad value for --enable-mini-gmp: yes or no]) ;; esac]) +AC_ARG_ENABLE(debug-prediction, + [ --enable-debug-prediction + [[for developers]] enable debug of branch prediction + (for x86 and x86-64 with GCC, static libs)], + [ case $enableval in + yes) if test "$enable_shared" != no; then + AC_MSG_ERROR([--enable-debug-prediction can only work in static mode (--disable-shared)]) + fi + AC_DEFINE([MPFR_DEBUG_PREDICTION],1, + [Enable debug of branch prediction]) ;; + no) ;; + *) AC_MSG_ERROR([bad value for --enable-debug-prediction: yes or no]) ;; + esac]) + + dnl Check if compiler is ICC, and if such a case, disable GCC dnl And add some specific flags. dnl Don't add Warnings Flags (Otherwise you'll get more than 20000 warnings). |