add CUDA support to the flesh

git-svn-id: http://svn.cactuscode.org/flesh/trunk@4684 17b73243-c579-4c4c-a9d2-2d5706c11dac

1 files changed, 27 insertions, 0 deletions

diff --git a/lib/make/configure.in b/lib/make/configure.in
index 0ff6d397..9b7966b0 100644
--- a/lib/make/configure.in
+++ b/lib/make/configure.in
@@ -13,6 +13,9 @@ AC_REVISION($Header$)
 
 dnl It looks like older versions of Autoconf don't quite work properly under
 dnl cygwin.
+dnl Please use autoconf-2.13 to generate a configure script. Newer version of autoconf
+dnl won't work.
+
 AC_PREREQ(2.13)
 
 dnl Starts here
@@ -190,6 +193,10 @@ if test -z "$FPP" ; then
   AC_PATH_PROGS(FPP, cpp, echo, /lib:/usr/lib:/usr/local/lib:$PATH)
 fi
 
+if test -z "$NVCC" ; then
+  AC_CHECK_PROGS(NVCC, nvcc)
+fi
+
 if test -z "$PERL" ; then
   AC_CHECK_PROGS(PERL, perl)
 fi
@@ -304,6 +311,9 @@ else
   : ${F90_WARN_FLAGS=''}
 fi
 
+# nvcc itself doesn't have warning flags. warnings will be given by C compilers.
+AC_SUBST(NVCC_WARN_FLAGS)
+  : ${NVCC_WARN_FLAGS=''}
 
 AC_SUBST(DEBUG_MODE)
 DEBUG_MODE='no'
@@ -331,6 +341,8 @@ AC_SUBST(F77_DEBUG_FLAGS)
 AC_SUBST(F90_DEBUG_FLAGS)
 : ${F90_DEBUG_FLAGS='-g'}
 
+AC_SUBST(NVCC_DEBUG_FLAGS)
+: ${NVCC_DEBUG_FLAGS='-g'}
 
 # Set the optimization flags if they've not been set by now
 # (using '-O2' as a reasonable default)
@@ -370,6 +382,8 @@ AC_SUBST(F77_NO_OPTIMISE_FLAGS)
 AC_SUBST(F90_NO_OPTIMISE_FLAGS)
 : ${F90_NO_OPTIMISE_FLAGS='-O0'}
 
+AC_SUBST(NVCC_OPTIMISE_FLAGS)
+: ${NVCC_OPTIMISE_FLAGS='-O2'}
 
 # Set the profiling flags if they've not been set by now
 # (using '-pg' as a reasonable default)
@@ -393,6 +407,8 @@ AC_SUBST(F77_PROFILE_FLAGS)
 AC_SUBST(F90_PROFILE_FLAGS)
 : ${F90_PROFILE_FLAGS='-pg'}
 
+AC_SUBST(NVCC_PROFILE_FLAGS)
+: ${NVCC_PROFILE_FLAGS='-pg'}
 
 # Set the OpenMP flags if they've not been set by now
 AC_SUBST(OPENMP_MODE)
@@ -403,6 +419,7 @@ AC_SUBST(C_OPENMP_FLAGS)
 AC_SUBST(CXX_OPENMP_FLAGS)
 AC_SUBST(F77_OPENMP_FLAGS)
 AC_SUBST(F90_OPENMP_FLAGS)
+AC_SUBST(NVCC_OPENMP_FLAGS)
 
 ##########################################################################
 
@@ -558,6 +575,7 @@ AC_SUBST(RANLIBFLAGS)
 
 AC_SUBST(F90FLAGS)
 AC_SUBST(F77FLAGS)
+AC_SUBST(NVCCFLAGS)
 
 #: ${F90FLAGS="$CFLAGS"}
 #: ${F77FLAGS="$CFLAGS"}
@@ -568,6 +586,7 @@ AC_SUBST(CXX_VERSION)
 AC_SUBST(FPP_VERSION)
 AC_SUBST(F77_VERSION)
 AC_SUBST(F90_VERSION)
+AC_SUBST(NVCC_VERSION)
 
 dnl Checks for library functions.
 
@@ -1170,6 +1189,12 @@ AC_SUBST(F_DEPEND)
 AC_SUBST(F_DEPEND_OUT)
 : ${F_DEPEND_OUT=' > $@'}
 
+AC_SUBST(CU_DEPEND)
+: ${CU_DEPEND='$(NVCC) -M'}
+AC_SUBST(CU_DEPEND_OUT)
+: ${CU_DEPEND_OUT=' > $@'}
+
+
 # How to generate F90 dependency info for modules
 AC_SUBST(F_DEPEND_MODULES)
 : ${F_DEPEND_MODULES='$(CCTK_HOME)/lib/sbin/f_depend_modules.pl'}
@@ -1187,6 +1212,8 @@ AC_SUBST(F_POSTPROCESSING)
 : ${F_POSTPROCESSING=''}
 AC_SUBST(F90_POSTPROCESSING)
 : ${F90_POSTPROCESSING=''}
+AC_SUBST(NVCC_POSTPROCESSING)
+: ${NVCC_POSTPROCESSING=''}
 
 # How to generate an intermediate C++ name (some compilers are very picky).
 AC_SUBST(CXX_WORKING_NAME)