# 
# ------ MAKEFILE FILE FOR IBM Blue Gene Linux SPIDER WITH MPI -----------
#        ArDean Leith   Sept. 2007
#
# Notes: 
#   The commands for ELEMENTS may be necessary
#   To create  executable:  make -f Makefile_linux_fftw_bg ../bin/spider_linux_fftw_bg
#   May be necessary to remove all: *.F before starting compilation
#
# O2                  : optimization level
# qstrict             : follow program semantics when optimizing
# qipa                : inter procedural analysis
# qfixed=72           : fixed line length
# qarch=440           : target machine
# qtune=440           : target machine
#
# Note: To have text of FORTRAN error messages displayed, specify  
#       -env "NLSPATH=$NLSPATH" on your mpirun command  line.  

FFLAGS   =  -O2 -qstrict -qarch=440d -qstrict -qipa -qtune=440 -qfixed=72 -qnosave -c    
LFLAGS   =  -O2 -qarch=440d -qnosave

CPPFLAGS = -DSP_IBMSP3 -DUSE_MPI -DMPI_DEBUG -DSP_LIBFFTW

# F90 compiler location: /opt/ibmcmp/xlf/bg/10.1/bin/blrts_xlf
COMP   = mpixlf90
CPP    = /opt/ibmcmp/xlf/bg/10.1/exe/cpp

PGM    = spider_linux_fftw_bg
LIB    = $(PGM).a
SRC    = spider

# FFTW library location 
FFTWLIBDIR = ../fftw/fftw-bg/lib 
LINKLIBS   = -L $(FFTWLIBDIR) -lsrfftw -lsfftw

.PRECIOUS : $(LIB) ../bin/$(PGM)

include Makefile.inc

../bin/$(PGM) : $(PGM).o $(LIB)
	@echo linking ../bin/$(PGM)
	$(COMP) $(LFLAGS) $(PGM).o $(LIB) $(LINKLIBS) -lc -o ../bin/$(PGM)

$(PGM).o  : $(SRC).f
	$(CPP)  $(CPPFLAGS) $(SRC).f $(SRC).F 
	$(COMP) $(FFLAGS) -o $(PGM).o  $(SRC).F 
	@\rm $(SRC).F

$(LIB) :  $(ELEMENTS)
	@echo all object files placed in library

$(ELEMENTS) : 
	$(CPP) $(CPPFLAGS) $*.f $*.F 
	$(COMP) $(FFLAGS) $*.F
	$(AR) r $(LIB) $*.o
	@\rm $*.o $*.F