/[MITgcm]/MITgcm/tools/build_options/linux_amd64_gfortran
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revision 1.1 by edhill, Sun Jul 9 22:37:54 2006 UTC revision 1.9 by yunx, Mon Apr 5 20:55:28 2010 UTC
# Line 1  Line 1 
1  #!/bin/bash  #!/bin/bash
2  #  
3  #  $Header$  #  $Header$
4  #  $Name$  #  $Name$
 #  
5    
6  #  Tested with gcc-gfortran v4.0.x as shipped with Fedora Core 4.  
7  #  It fixes the ' \' versus ' &' terminator problem but some  #  Tested with gcc-gfortran v4.1.x as shipped with Fedora Core 6,7,8
8  #  namelist problems remain.  The biggest seems to be the inability  #         with gcc-gfortran v4.3.x as shipped with Fedora Core 9,10
9  #  of current gfortran versions to support namelist syntax such as:  #  It fixes the ' \' versus ' &' terminator ;
10  #  #  with older versions (v4.0): namelist problems with syntax such as:
11  #     fields(1,1) = 'UVELSLT ','VVELSLT ','WVELSLT ',  #     fields(1,1) = 'UVELSLT ','VVELSLT ','WVELSLT ',
12  #  #      which results in run-time errors.)
 #  which results in run-time errors.  
13    
14    # OpenMP : Tested on dickens with gcc-gfortran v4.3.2 as shipped with FC 10
15    #-------
16    # run with OpenMP: needs to set environment var. OMP_NUM_THREADS
17    #    and generally, needs to increase the thread stack-size:
18    #   -  sh,bash:
19    #     > export OMP_NUM_THREADS=2
20    #     > export GOMP_STACKSIZE=400m
21    #   - csh,tcsh:
22    #     > setenv OMP_NUM_THREADS 2
23    #     > setenv GOMP_STACKSIZE 400m
24    #-------
25    
26  FC=gfortran  FC=gfortran
27    F90C=gfortran
28  CC=gcc  CC=gcc
29  DEFINES='-D_BYTESWAPIO -DWORDLENGTH=4 -DNML_TERMINATOR'  DEFINES='-DWORDLENGTH=4 -DNML_TERMINATOR'
 # CPP='gcc -E -traditional -P -'  
30  CPP='cpp  -traditional -P'  CPP='cpp  -traditional -P'
31  NOOPTFLAGS='-O0'  NOOPTFLAGS='-O0'
32    EXTENDED_SRC_FLAG='-ffixed-line-length-132'
33    OMPFLAG='-fopenmp'
34    
35    if test "x$DEVEL" != x ; then
36        FFLAGS='-g -Wall -W -ffpe-trap=invalid,zero,overflow -fbounds-check'
37    else
38        FFLAGS=''
39    fi
40    
41    # Requires gfortran from 2006 onwards for -fconvert=big-endian
42    FFLAGS="$FFLAGS -fconvert=big-endian -fimplicit-none"
43    
44  if test "x$IEEE" = x ; then  if test "x$IEEE" = x ; then
45      #  No need for IEEE-754      #  No need for IEEE-754
     #  "warning: -Wuninitialized is not supported without -O"  
     FFLAGS='-Wunused'  
46      FOPTIM='-O3 -funroll-loops'      FOPTIM='-O3 -funroll-loops'
47  else  else
48      #  Try to follow IEEE-754      #  Try to follow IEEE-754
49      has_sse2=f      # these may also be useful, but require specific gfortran versions:
50      grep flags /proc/cpuinfo | grep sse2 > /dev/null 2>&1  &&  has_sse2=t      # -Wnonstd-intrinsics  for gfortran <= 4.3
51      if test "x$has_sse2" = xt ; then      # -Wintrinsics-std     for gfortran >= 4.4
52          FFLAGS='-Wunused -mfpmath=sse -msse -msse2'      # -Wno-tabs            for gfortran >= 4.3
53      else      FFLAGS="$FFLAGS -Waliasing -Wampersand -Wsurprising -Wline-truncation"
54          FFLAGS='-Wunused -ffloat-store'  #   to get plenty of warnings :
55      fi  #   FFLAGS="$FFLAGS -Wconversion -Wimplicit-interface -Wunused-labels"
56      #  echo 'FFLAGS="'$FFLAGS'"'      FOPTIM='-O0'
57      FOPTIM='-O0 -malign-double'  #   for automatic testing with testreport (but no relation with IEEE arithmetic):
58        FOPTIM="$FOPTIM -g -ffpe-trap=invalid,zero,overflow -fbounds-check"
59  fi  fi
60    F90FLAGS=$FFLAGS
61  if test -d /usr/include/netcdf-3 ; then  F90OPTIM=$FOPTIM
62    CFLAGS=$FOPTIM
63    
64    if [ "x$NETCDF_ROOT" != x ] ; then
65        INCLUDEDIR="${NETCDF_ROOT}/include"
66        INCLUDES="-I${NETCDF_ROOT}/include"
67        LIBDIR="${NETCDF_ROOT}/lib"
68        LIBS="-L${NETCDF_ROOT}/lib"
69    elif [ "x$NETCDF_HOME" != x ]; then
70        INCLUDEDIR="${NETCDF_HOME}/include"
71        INCLUDES="-I${NETCDF_HOME}/include"
72        LIBDIR="${NETCDF_HOME}/lib"
73        LIBS="-L${NETCDF_HOME}/lib"
74    elif [ "x$NETCDF_INC" != x -a "x$NETCDF_LIB" != x ]; then
75        NETCDF_INC=`echo $NETCDF_INC | sed 's/-I//g'`
76        NETCDF_LIB=`echo $NETCDF_LIB | sed 's/-L//g'`
77        INCLUDEDIR="${NETCDF_INC}"
78        INCLUDES="-I${NETCDF_INC}"
79        LIBDIR="${NETCDF_LIB}"
80        LIBS="-L${NETCDF_LIB}"
81    elif [ "x$NETCDF_INCDIR" != x -a "x$NETCDF_LIBDIR" != x ]; then
82        INCLUDEDIR="${NETCDF_INCDIR}"
83        INCLUDES="-I${NETCDF_INCDIR}"
84        LIBDIR="${NETCDF_LIBDIR}"
85        LIBS="-L${NETCDF_LIBDIR}"
86    elif test -d /usr/include/netcdf-3 ; then
87      INCLUDES='-I/usr/include/netcdf-3'      INCLUDES='-I/usr/include/netcdf-3'
88      LIBS='-L/usr/lib/netcdf-3 -L/usr/lib64/netcdf-3'      LIBS='-L/usr/lib/netcdf-3 -L/usr/lib64/netcdf-3'
89  elif test -d /usr/include/netcdf ; then  elif test -d /usr/include/netcdf ; then
# Line 47  elif test -d /usr/include/netcdf ; then Line 91  elif test -d /usr/include/netcdf ; then
91  elif test -d /usr/local/netcdf ; then  elif test -d /usr/local/netcdf ; then
92      INCLUDES='-I/usr/local/netcdf/include'      INCLUDES='-I/usr/local/netcdf/include'
93      LIBS='-L/usr/local/netcdf/lib'      LIBS='-L/usr/local/netcdf/lib'
94    elif test -d /usr/local/include/netcdf.inc ; then
95        INCLUDES='-I/usr/local/include'
96        LIBS='-L/usr/local/lib64'
97  fi  fi
   
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