From: Menno Fraters <menno.fraters@tutanota.com>
Date: Thu, 4 Nov 2021 00:47:47 +0000 (-0700)
Subject: Add arch native flags to p4est and trilinos if native optimazations is on.
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F267%2Fhead;p=candi.git

Add arch native flags to p4est and trilinos if native optimazations is on.
---

diff --git a/deal.II-toolchain/packages/p4est.package b/deal.II-toolchain/packages/p4est.package
index 3cba833..46869d8 100644
--- a/deal.II-toolchain/packages/p4est.package
+++ b/deal.II-toolchain/packages/p4est.package
@@ -39,7 +39,11 @@ package_specific_setup() {
     fi
 
     if test -z "${CFLAGS}" -a -z "${P4EST_CFLAGS_FAST}"; then
-        export CFLAGS_FAST="-O2"
+         if [ ${NATIVE_OPTIMIZATIONS} = OFF ]; then
+             export CFLAGS_FAST="-O2"
+         else
+             export CFLAGS_FAST="-O2 -march=native"
+         fi
     else
         export CFLAGS_FAST="${CFLAGS} ${P4EST_CFLAGS_FAST}"
     fi
diff --git a/deal.II-toolchain/packages/trilinos.package b/deal.II-toolchain/packages/trilinos.package
index 9ba3c4a..cd5a443 100644
--- a/deal.II-toolchain/packages/trilinos.package
+++ b/deal.II-toolchain/packages/trilinos.package
@@ -153,10 +153,17 @@ if [ ! -z "${FC}" ]; then
       -D CMAKE_Fortran_COMPILER=${FC}"
 fi
 
+if [ ${NATIVE_OPTIMIZATIONS} = OFF ]; then
 CONFOPTS="${CONFOPTS} \
   -D CMAKE_CXX_FLAGS:STRING='-fPIC -g -O3' \
   -D CMAKE_C_FLAGS:STRING='-fPIC -g -O3' \
   -D CMAKE_FORTRAN_FLAGS:STRING='-g -O3'"
+else
+CONFOPTS="${CONFOPTS} \
+  -D CMAKE_CXX_FLAGS:STRING='-fPIC -g -O3 -march=native' \
+  -D CMAKE_C_FLAGS:STRING='-fPIC -g -O3 -march=native' \
+  -D CMAKE_FORTRAN_FLAGS:STRING='-g -O3 -march=native'"
+fi
 
 # Add ParMETIS, if present
 if [ ! -z "${PARMETIS_DIR}" ]; then