/[MITgcm]/MITgcm/tools/build_options/linux_amd64_ifort_beagle
ViewVC logotype

Annotation of /MITgcm/tools/build_options/linux_amd64_ifort_beagle

Parent Directory Parent Directory | Revision Log Revision Log | View Revision Graph Revision Graph


Revision 1.3 - (hide annotations) (download)
Thu Oct 15 23:06:32 2009 UTC (14 years, 6 months ago) by jahn
Branch: MAIN
CVS Tags: checkpoint62, checkpoint62c, checkpoint62b, checkpoint62a, checkpoint61z, checkpoint61x, checkpoint61y
Changes since 1.2: +4 -2 lines
switch to -O2 and add comment on options for exact 2+2=4

1 jahn 1.1 #!/bin/bash
2     #
3 jahn 1.3 # $Header: /u/gcmpack/MITgcm/tools/build_options/linux_amd64_ifort_beagle,v 1.2 2009/09/23 18:38:33 jmc Exp $
4 jmc 1.2 # $Name: $
5 jahn 1.1 #
6     # These are the build options used with the Intel 10.x compiler for
7     # testing on Beagle without mpi.
8     #
9     # Use after
10     #
11     # module add darwin
12     # module add mitgcm
13     #
14     # (tested with darwin/20090605 mitgcm/20090605, i.e.,
15     # intel/10.0.025 mx/1.0 netcdf/3.6.2/intel-10.0.025 mpich-mx/1.2.7..7/intel-10.0.025)
16     #
17     # These modules set FFLAGS, CFLAGS and CPPFLAGS for mpich and netcdf.
18     #
19     # The SGE -V option for exporting environment variables may also be
20     # helpful if you encounter missing-library problems. Or,
21     # alternatively, one may choose to link with one of the intel
22     # "-static" or "-i-static" flags.
23    
24     FC='ifort'
25     CC='icc'
26     #F90C='mpif90 -fixed -c '
27     LINK='ifort'
28     # the netcdf module sets CPPFLAGS, LDFLAGS and FFLAGS
29     INCLUDES="$CPPFLAGS"
30     # -shared-intel needed with netcdf (namespace conflict???)
31     LIBS="$LDFLAGS -shared-intel"
32    
33     # -DIFORT turns on ifort-specific declarations in darwin (RAND is not an intrinsic)
34     DEFINES='-DWORDLENGTH=4 -DIFORT'
35     CPP='cpp -traditional -P'
36 jmc 1.2 EXTENDED_SRC_FLAG='-132'
37     #OMPFLAG='-openmp'
38 jahn 1.1
39 jmc 1.2 NOOPTFILES='mds_byteswapr8.F mds_byteswapr4.F mds_byteswapi4.F mom_calc_ke.F mon_ke.F'
40 jahn 1.1
41     if test "x$IEEE" = x ; then
42     # No need for IEEE-754
43     NOOPTFLAGS='-O2'
44 jahn 1.3 # use this for exact checkpointing (slightly slower):
45     # FOPTIM='-O2 -pc64 -mieee-fp -align'
46     FOPTIM='-O2 -align'
47 jahn 1.1 # ifort options:
48     # -132 fixed-form line length is 132 characters
49     # -r8 REAL is REAL*8
50     # -i4 INTEGER is INTEGER*4
51     # -w95 don't warn about use of Fortran 95 extensions
52     # -W0 disable all warning messages
53     # -WB turns a compile-time bounds check error into a warning
54     # -xT optimize for Intel Core2 and Xeon 51xx
55     # -fno-alias don't assume aliasing (assume that different variables DON'T refer to the same memory location)
56     # -assume byterecl record length in OPEN statements is in bytes
57     # -convert big_endian binary files contain big-endian data
58 jmc 1.2 FFLAGS="$FFLAGS -r8 -i4 -w95 -W0 -WB -xT -fno-alias -assume byterecl -convert big_endian"
59 jahn 1.1 else
60     # Try to follow IEEE-754
61     NOOPTFLAGS='-O0'
62     # FOPTIM='-O0 -noalign -CA -CB -CU -CV -CS'
63     FOPTIM='-O0 -noalign'
64     # -pc64 round floating point values to 64 bits
65     # one could also try
66     # -mp maintain precision
67 jmc 1.2 FFLAGS="$FFLAGS -pc64 -r8 -i4 -w95 -W0 -WB -xT -fno-alias -assume byterecl -convert big_endian"
68 jahn 1.1 fi
69     #F90FLAGS=$FFLAGS
70     #F90OPTIM=$FOPTIM
71    
72 jmc 1.2 NOOPTFILES=$NOOPTFILES' mds_byteswap.F'
73 jahn 1.1

  ViewVC Help
Powered by ViewVC 1.1.22