Rules.LXgfortran.mk

#MNH_LIC Copyright 1994-2023 CNRS, Meteo-France and Universite Paul Sabatier
#MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
#MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
#MNH_LIC for details. version 1.
##########################################################
#                                                        #
# Compiler Options                                       #
#                                                        #
##########################################################
#
#
#OBJDIR_PATH=/home/escj/azertyuiopqsdfghjklm/wxcvbn/azertyuiopqsdfghjklmwxcvbn
#
OPT_BASE  =  -g -fno-second-underscore -fPIC  -ffpe-trap=overflow,zero,invalid  -fbacktrace
#
OPT_PERF0 = -O0
OPT_PERF2 = -O2
OPT_CHECK = -fbounds-check -finit-real=nan
OPT_I8    = -fdefault-integer-8 
OPT_R8    = -fdefault-real-8 -fdefault-double-8
OPT_OPENACC = -fopenacc
#
ifeq "$(VER_USER)" "ZSOLVER"
CPPFLAGS  += -DCARTESIANGEOMETRY -DPIECEWISELINEAR
#  -DOVERLAPCOMMS
PROG_LIST += MG_MAIN MG_MAIN_MNH_ALL
endif
#
# Real/Integer 4/8 option
#
MNH_REAL  ?=8
MNH_INT   ?=4
#
#
ifneq "$(MNH_REAL)" "4"
OPT_BASE           += $(OPT_R8)
endif
#
OPT_BASE_I4       := $(OPT_BASE)
ifeq "$(MNH_INT)" "8"
OPT_BASE          += $(OPT_I8)
LFI_INT           ?=8
else
LFI_INT           ?=4
endif
#
#
OPT       = $(OPT_BASE) $(OPT_PERF2) 
OPT0      = $(OPT_BASE) $(OPT_PERF0) 
OPT_NOCB  = $(OPT_BASE) $(OPT_PERF2)
#
ifeq "$(OPTLEVEL)" "DEBUG"
OPT       = $(OPT_BASE) $(OPT_PERF0) $(OPT_CHECK)
OPT0      = $(OPT_BASE) $(OPT_PERF0) $(OPT_CHECK)
OPT_NOCB  = $(OPT_BASE) $(OPT_PERF0)
CFLAGS    += -g -O0
#-fbounds-check is bugged for GCC 11 and 12 (up to at least 12.2) in some special cases (GCC bug 109157)
OBJS_NOBOUNDSCHECK = spll_mode_write_diachro.o
$(OBJS_NOBOUNDSCHECK) : OPT = $(OPT_BASE) $(OPT_PERF0) -finit-real=nan
endif
ifeq "$(OPTLEVEL)" "OPENACCDEFONLY"
CPPFLAGS    += -DMNH_OPENACC -D_FAKEOPENACC
OPT       = $(OPT_BASE) $(OPT_PERF0) $(OPT_CHECK)
OPT0      = $(OPT_BASE) $(OPT_PERF0) $(OPT_CHECK)
OPT_NOCB  = $(OPT_BASE) $(OPT_PERF0)
CFLAGS    += -g -O0
endif
#
ifeq "$(OPTLEVEL)" "OPENACC"
CPPFLAGS    += -DMNH_OPENACC 
OPT_BASE +=  -foffload=-march=gfx90a -foffload=-g -foffload=-lm -fno-fast-math -fno-associative-math
OPT       = $(OPT_BASE) $(OPT_OPENACC) $(OPT_PERF2)
OPT0      = $(OPT_BASE) $(OPT_OPENACC) $(OPT_PERF0)
OPT_NOCB  = $(OPT_BASE) $(OPT_OPENACC) $(OPT_PERF2)
CXXFLAGS = $(OPT_OPENACC)
#OBJS_REPROD= spll_mode_sum_ll.o
#$(OBJS_REPROD) : OPT = $(OPT_BASE) $(OPT_OPENACC) $(OPT_PERF2) -Mvect=nosimd -Minfo=all -g
endif
#
ifneq ($(origin CC),environment)
# default value CC=cc not correct for gnu compiler
CC = gcc
endif
ifneq ($(origin CXX),environment)
CXX = g++
endif
ifneq ($(origin FC),environment)
# default value FC=f77 not correct for gnu compiler
FC = gfortran
endif

#   Gfortran version
GFV=$(shell  $(F90) --version | grep -E -m1 -o ' [[:digit:]\.]{2,}( |$$)'  | sed 's/\.//g' )

ifeq "$(VER_MPI)" "MPIAUTO"
F90 = mpif90
CPPFLAGS_SURCOUCHE += -DMNH_USE_MPI_STATUSES_IGNORE
else         
ifeq "$(VER_MPI)" "MPICRAY"
F90 = ftn
CPPFLAGS_SURCOUCHE += -DMNH_USE_MPI_STATUSES_IGNORE
else         
F90 ?= gfortran
endif
endif
#
F90FLAGS      =  $(OPT) 
F77 = $(F90)
F77FLAGS      =  $(OPT) 
FX90 = $(F90)
FX90FLAGS     =  $(OPT) 
#
#LDFLAGS   =   -Wl,-warn-once
LDFLAGS += $(OPT)
#
# preprocessing flags 
#
#CPP = cpp -P -traditional -Wcomment
CPP = mnh_expand 
#
CPPFLAGS_C         += -DLITTLE_endian
CPPFLAGS_SURFEX    =
CPPFLAGS_SURCOUCHE += -DDEV_NULL -DMPIVIDE
CPPFLAGS_RAD       =
CPPFLAGS_NEWLFI    = -DSWAPIO -DLINUX -DLFI_INT=${LFI_INT}
CPPFLAGS_MNH       = -DMNH=MNH -DSFX_MNH
CPPFLAGS_MNH       += -imacros MNH_OPENACC_NV_CR.CPP
CPPFLAGS_MNH       += -DMNH_EXPAND -DMNH_EXPAND_LOOP
ifdef VER_GA
CPPFLAGS_SURCOUCHE += -DMNH_GA
INC                += -I${GA_ROOT}/include
LIBS               += -L${GA_ROOT}/lib -larmci -lga
endif
#
# Netcdf/HDF5 flags
#
HDF_CONF= CFLAGS=-std=c99
HDF_OPT ?= -fPIC
NETCDF_OPT ?= -fPIC
#if MNH_BITREP exists => compile with the BITREP library
ifeq "$(MNH_BITREP)" "YES"
CPPFLAGS_MNH += -DMNH_BITREP
endif

#
## LIBTOOLS flags
#
#if MNH_TOOLS exists => compile the tools if gfortran >= 5.X
ifeq "$(MNH_INT)" "4"
ifeq ($(shell test $(GFV) -ge 500 ; echo $$?),0)
MNH_TOOLS=yes
endif
endif
#
## IOLFI flag
#
#if MNH_IOLFI exists => compile the NEWLFI library (for LFI files)
MNH_IOLFI=yes
#
## COMPRESS flag
#
#if MNH_COMPRESS exists => compile the COMPRESS library (for LFI files)
MNH_COMPRESS=yes
#
## S4PY flag
#
#if MNH_S4PY exists => compile the libs4py library (for epygram)
#MNH_S4PY=no
#
## MGSOLVER flag (multigrid solver)
#
#if MNH_MGSOLVER exists => compile the multigrid solver
MNH_MGSOLVER ?= YES
#
## ecCodes or grib_api selection
#MNH_GRIBAPI: if set to no:  use ecCodes
#             if set to yes: use grib_api (deprecated library)
#
MNH_GRIBAPI=no
#
#
# Force -fallow-argument-mismatch option for gcc >= 10.1
# Necessary because some subroutines may be called with different datatypes
# Known list: MPI_Allgatherv,MPI_Allreduce,MPI_Bcast,MPI_Bsend,MPI_Gather,MPI_Gatherv,MPI_Recv,LEPOLY,EXTRACT_BBUFF,FILL_BBUFF
# + ecCodes + netCDF-fortran < 4.5.3
#
ifeq ($(shell test $(GFV) -ge 1010 ; echo $$?),0)
OPT_BASE += -fallow-argument-mismatch
GRIB_FLAGS += -fallow-argument-mismatch
NETCDF_SUPPFLAGS += -fallow-argument-mismatch
ECCODES_FFLAGS += -fallow-argument-mismatch
endif
##########################################################
#                                                        #
# Source of MESONH PACKAGE  Distribution                 #
#                                                        #
##########################################################
#
include Makefile.MESONH.mk
#
##########################################################
#                                                        #
# extra VPATH, Compilation flag modification             #
#         systeme module , etc ...                       #
#         external precompiled module librairie          #
#         etc ...                                        #
#                                                        #
##########################################################

ifneq "$(findstring 8,$(LFI_INT))" ""
OBJS_I8=spll_NEWLFI_ALL.o
$(OBJS_I8) : OPT = $(OPT_BASE) $(OPT_PERF2) $(OPT_I8)
endif

ifeq "$(MNH_INT)" "8"
OBJS_I4=spll_modd_netcdf.o
$(OBJS_I4) : OPT = $(OPT_BASE_I4)
endif

ifeq ($(shell test $(GFV) -le 482 ; echo $$?),0)
ifneq "$(OPTLEVEL)" "DEBUG"
OBJS_O0= spll_lima_phillips_integ.o
$(OBJS_O0) : OPT = $(OPT_BASE) $(OPT_PERF0)
endif
endif

SPLL = spll_new