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From 34c03dc455dc7b18d3d0c6489075d63c66fbb5be Mon Sep 17 00:00:00 2001
From: Phil Tooley <phil.tooley@nag.co.uk>
Date: Fri, 16 Oct 2020 13:20:24 +0100
Subject: [PATCH] add aarch64 gcc support

---
 arch/configure.defaults | 101 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)

diff --git a/arch/configure.defaults b/arch/configure.defaults
index 6ecf44ed..fb7694b8 100644
--- a/arch/configure.defaults
+++ b/arch/configure.defaults
@@ -1917,6 +1917,107 @@ RANLIB          =      ranlib
 RLFLAGS		=	
 CC_TOOLS        =      $(SCC) 
 
+###########################################################
+#ARCH    CYGWIN_NT i686 x86_64 Cygwin, gfortran compiler with gcc  #serial smpar dmpar dm+sm
+#
+DESCRIPTION     =       GNU ($SFC/$SCC)
+DMPARALLEL      =       # 1
+OMPCPP          =       # -D_OPENMP
+OMP             =       # -fopenmp
+OMPCC           =       # -fopenmp
+SFC             =       gfortran
+SCC             =       gcc
+CCOMP           =       gcc
+DM_FC           =       mpif90
+DM_CC           =       mpicc
+FC              =       CONFIGURE_FC
+CC              =       CONFIGURE_CC
+LD              =       $(FC)
+RWORDSIZE       =       CONFIGURE_RWORDSIZE
+PROMOTION       =       #-fdefault-real-8
+ARCH_LOCAL      =       -DNONSTANDARD_SYSTEM_SUBR  -DWRF_USE_CLM
+CFLAGS_LOCAL    =       -w -O3 -c
+LDFLAGS_LOCAL   =       
+CPLUSPLUSLIB    =       
+ESMF_LDFLAG     =       $(CPLUSPLUSLIB)
+FCOPTIM         =       -O2 -ftree-vectorize -funroll-loops
+FCREDUCEDOPT	=       $(FCOPTIM)
+FCNOOPT		=       -O0
+FCDEBUG         =       # -g $(FCNOOPT) # -ggdb -fbacktrace
+FORMAT_FIXED    =       -ffixed-form
+FORMAT_FREE     =       -ffree-form -ffree-line-length-none
+FCSUFFIX        =       
+BYTESWAPIO      =       -fconvert=big-endian -frecord-marker=4
+FCBASEOPTS_NO_G =       -w $(FORMAT_FREE) $(BYTESWAPIO) $(FFLAGS)
+FCBASEOPTS      =       $(FCBASEOPTS_NO_G) $(FCDEBUG)
+MODULE_SRCH_FLAG =     
+TRADFLAG        =      -traditional
+CPP             =      /lib/cpp -P
+AR              =      ar
+ARFLAGS         =      ru
+M4              =      m4 -G
+RANLIB          =      ranlib
+RLFLAGS		=	
+CC_TOOLS        =      $(SCC)
+
+LIB_EXTERNAL    = \
+                     $(WRF_SRC_ROOT_DIR)/external/io_netcdf/libwrfio_nf.a CONFIGURE_NETCDF_PATH/lib/libnetcdf.dll.a \
+		     -L CONFIGURE_NETCDF_PATH -lnetcdff -lnetcdf -lnetcdf -ltirpc -lhdf5_hl -lhdf5 -lm -lz \
+		     CONFIGURE_GRIB2_LIB
+ESMF_IO_LIB     =    $(WRF_SRC_ROOT_DIR)/external/esmf_time_f90/libesmf_time.a
+LIB_BUNDLED     = \
+                     $(WRF_SRC_ROOT_DIR)/external/fftpack/fftpack5/libfftpack.a \
+                     $(WRF_SRC_ROOT_DIR)/external/io_grib1/libio_grib1.a \
+                     $(WRF_SRC_ROOT_DIR)/external/io_grib_share/libio_grib_share.a \
+                     $(WRF_SRC_ROOT_DIR)/external/io_int/libwrfio_int.a \
+                     $(ESMF_IO_LIB) \
+                     CONFIGURE_COMMS_LIB \
+                     $(WRF_SRC_ROOT_DIR)/frame/module_internal_header_util.o \
+                     $(WRF_SRC_ROOT_DIR)/frame/pack_utils.o
+
+###########################################################
+#ARCH    Linux aarch64, gfortran compiler with gcc  #serial smpar dmpar dm+sm
+#
+DESCRIPTION     =       Arm GNU ($SFC/$SCC): Aarch64
+DMPARALLEL      =       # 1
+OMPCPP          =       # -D_OPENMP
+OMP             =       # -fopenmp
+OMPCC           =       # -fopenmp
+SFC             =       gfortran
+SCC             =       gcc
+CCOMP           =       gcc
+DM_FC           =       mpif90 
+DM_CC           =       mpicc -DMPI2_SUPPORT
+FC              =       CONFIGURE_FC
+CC              =       CONFIGURE_CC
+LD              =       $(FC)
+RWORDSIZE       =       CONFIGURE_RWORDSIZE
+PROMOTION       =       #-fdefault-real-8
+ARCH_LOCAL      =       -DNONSTANDARD_SYSTEM_SUBR  -DWRF_USE_CLM
+CFLAGS_LOCAL    =       -w -O3 -c -march=native -mtune=native
+DFLAGS_LOCAL   =       
+CPLUSPLUSLIB    =       
+ESMF_LDFLAG     =       $(CPLUSPLUSLIB)
+FCOPTIM         =       -O3 -ftree-vectorize -funroll-loops -march=native -mtune=native
+FCREDUCEDOPT	=       $(FCOPTIM)
+FCNOOPT		=       -O0
+FCDEBUG         =       -g # -g $(FCNOOPT) # -ggdb -fbacktrace -fcheck=bounds,do,mem,pointer -ffpe-trap=invalid,zero,overflow
+FORMAT_FIXED    =       -ffixed-form
+FORMAT_FREE     =       -ffree-form -ffree-line-length-none
+FCSUFFIX        =       
+BYTESWAPIO      =       -fconvert=big-endian -frecord-marker=4
+FCBASEOPTS_NO_G =       -w $(FORMAT_FREE) $(BYTESWAPIO)
+FCBASEOPTS      =       $(FCBASEOPTS_NO_G) $(FCDEBUG)
+MODULE_SRCH_FLAG =     
+TRADFLAG        =      CONFIGURE_TRADFLAG
+CPP             =      /lib/cpp CONFIGURE_CPPFLAGS
+AR              =      ar
+ARFLAGS         =      ru
+M4              =      m4 -G
+RANLIB          =      ranlib
+RLFLAGS		=	
+CC_TOOLS        =      $(SCC) 
+
 #insert new stanza here
 
 ###########################################################
-- 
2.28.0