1 |
C $Header$ |
C $Header$ |
2 |
C $Name$ |
C $Name$ |
3 |
|
|
|
These lines are here to deliberately cause a compile-time error. |
|
|
If you see these lines in your .F files or the compiler shows them |
|
|
as an error then it means you have not placed your configuration |
|
|
files in the appropriate place. |
|
|
You need to place you own copy of CPP_EEOPTIONS.h in the include |
|
|
path for the model. |
|
|
|
|
4 |
CBOP |
CBOP |
5 |
C !ROUTINE: CPP_EEOPTIONS.h |
C !ROUTINE: CPP_EEOPTIONS.h |
6 |
C !INTERFACE: |
C !INTERFACE: |
8 |
C |
C |
9 |
C !DESCRIPTION: |
C !DESCRIPTION: |
10 |
C *==========================================================* |
C *==========================================================* |
11 |
C | CPP_EEOPTIONS.h | |
C | CPP\_EEOPTIONS.h | |
12 |
C *==========================================================* |
C *==========================================================* |
13 |
C | C preprocessor "execution environment" supporting | |
C | C preprocessor "execution environment" supporting | |
14 |
C | flags. Use this file to set flags controlling the | |
C | flags. Use this file to set flags controlling the | |
46 |
C ALWAYS - indicates the choice will be fixed at compile time |
C ALWAYS - indicates the choice will be fixed at compile time |
47 |
C so no run-time option will be present |
C so no run-time option will be present |
48 |
|
|
49 |
C Flag used to indicate whether Fortran formatted write |
C=== Macro related options === |
50 |
|
C-- Control storage of floating point operands |
51 |
|
C On many systems it improves performance only to use |
52 |
|
C 8-byte precision for time stepped variables. |
53 |
|
C Constant in time terms ( geometric factors etc.. ) |
54 |
|
C can use 4-byte precision, reducing memory utilisation and |
55 |
|
C boosting performance because of a smaller working set size. |
56 |
|
C However, on vector CRAY systems this degrades performance. |
57 |
|
C Enable to switch REAL4_IS_SLOW from genmake2 (with LET_RS_BE_REAL4): |
58 |
|
#ifdef LET_RS_BE_REAL4 |
59 |
|
#undef REAL4_IS_SLOW |
60 |
|
#else /* LET_RS_BE_REAL4 */ |
61 |
|
#define REAL4_IS_SLOW |
62 |
|
#endif /* LET_RS_BE_REAL4 */ |
63 |
|
|
64 |
|
C-- Control use of "double" precision constants. |
65 |
|
C Use D0 where it means REAL*8 but not where it means REAL*16 |
66 |
|
#define D0 d0 |
67 |
|
|
68 |
|
C-- Enable some old macro conventions for backward compatibility |
69 |
|
#undef USE_OLD_MACROS_R4R8toRSRL |
70 |
|
|
71 |
|
C=== IO related options === |
72 |
|
C-- Flag used to indicate whether Fortran formatted write |
73 |
C and read are threadsafe. On SGI the routines can be thread |
C and read are threadsafe. On SGI the routines can be thread |
74 |
C safe, on Sun it is not possible - if you are unsure then |
C safe, on Sun it is not possible - if you are unsure then |
75 |
C undef this option. |
C undef this option. |
76 |
#undef FMTFTN_IO_THREADSAFE |
#undef FMTFTN_IO_THREAD_SAFE |
77 |
|
|
78 |
|
C-- Flag used to indicate whether Binary write to Local file (i.e., |
79 |
|
C a different file for each tile) and read are thread-safe. |
80 |
|
#undef LOCBIN_IO_THREAD_SAFE |
81 |
|
|
82 |
|
C-- Flag to turn off the writing of error message to ioUnit zero |
83 |
|
#undef DISABLE_WRITE_TO_UNIT_ZERO |
84 |
|
|
85 |
|
C-- Alternative formulation of BYTESWAP, faster than |
86 |
|
C compiler flag -byteswapio on the Altix. |
87 |
|
#undef FAST_BYTESWAP |
88 |
|
|
89 |
|
C-- Flag to turn on old default of opening scratch files with the |
90 |
|
C STATUS='SCRATCH' option. This method, while perfectly FORTRAN-standard, |
91 |
|
C caused filename conflicts on some multi-node/multi-processor platforms |
92 |
|
C in the past and has been replace by something (hopefully) more robust. |
93 |
|
#undef USE_FORTRAN_SCRATCH_FILES |
94 |
|
|
95 |
|
C-- Flag defined for eeboot_minimal.F, eeset_parms.F and open_copy_data_file.F |
96 |
|
C to write STDOUT, STDERR and scratch files from process 0 only. |
97 |
|
C WARNING: to use only when absolutely confident that the setup is working |
98 |
|
C since any message (error/warning/print) from any proc <> 0 will be lost. |
99 |
|
#undef SINGLE_DISK_IO |
100 |
|
|
101 |
|
C=== MPI, EXCH and GLOBAL_SUM related options === |
102 |
|
C-- Flag turns off MPI_SEND ready_to_receive polling in the |
103 |
|
C gather_* subroutines to speed up integrations. |
104 |
|
#undef DISABLE_MPI_READY_TO_RECEIVE |
105 |
|
|
106 |
C-- Control MPI based parallel processing |
C-- Control MPI based parallel processing |
107 |
#undef ALLOW_USE_MPI |
CXXX We no longer select the use of MPI via this file (CPP_EEOPTIONS.h) |
108 |
#undef ALWAYS_USE_MPI |
CXXX To use MPI, use an appropriate genmake2 options file or use |
109 |
|
CXXX genmake2 -mpi . |
110 |
|
CXXX #undef ALLOW_USE_MPI |
111 |
|
|
112 |
C-- Control use of communication that might overlap computation. |
C-- Control use of communication that might overlap computation. |
113 |
C Under MPI selects/deselects "non-blocking" sends and receives. |
C Under MPI selects/deselects "non-blocking" sends and receives. |
114 |
#define ALLOW_ASYNC_COMMUNICATION |
#define ALLOW_ASYNC_COMMUNICATION |
119 |
#define ALLOW_SYNC_COMMUNICATION |
#define ALLOW_SYNC_COMMUNICATION |
120 |
#undef ALWAYS_USE_SYNC_COMMUNICATION |
#undef ALWAYS_USE_SYNC_COMMUNICATION |
121 |
|
|
|
C-- Control use of JAM routines for Artic network |
|
|
C These invoke optimized versions of "exchange" and "sum" that |
|
|
C utilize the programmable aspect of Artic cards. |
|
|
#undef LETS_MAKE_JAM |
|
|
#undef JAM_WITH_TWO_PROCS_PER_NODE |
|
|
|
|
|
C-- Control storage of floating point operands |
|
|
C On many systems it improves performance only to use |
|
|
C 8-byte precision for time stepped variables. |
|
|
C Constant in time terms ( geometric factors etc.. ) |
|
|
C can use 4-byte precision, reducing memory utilisation and |
|
|
C boosting performance because of a smaller working |
|
|
C set size. However, on vector CRAY systems this degrades |
|
|
C performance. |
|
|
#define REAL4_IS_SLOW |
|
|
|
|
|
C-- Control use of "double" precision constants. |
|
|
C Use D0 where it means REAL*8 but not where it means REAL*16 |
|
|
#define D0 d0 |
|
|
|
|
122 |
C-- Control XY periodicity in processor to grid mappings |
C-- Control XY periodicity in processor to grid mappings |
123 |
C Note: Model code does not need to know whether a domain is |
C Note: Model code does not need to know whether a domain is |
124 |
C periodic because it has overlap regions for every box. |
C periodic because it has overlap regions for every box. |
125 |
C Model assume that these values have been |
C Model assume that these values have been |
126 |
C filled in some way. |
C filled in some way. |
129 |
#define CAN_PREVENT_X_PERIODICITY |
#define CAN_PREVENT_X_PERIODICITY |
130 |
#define CAN_PREVENT_Y_PERIODICITY |
#define CAN_PREVENT_Y_PERIODICITY |
131 |
|
|
132 |
|
C-- disconnect tiles (no exchange between tiles, just fill-in edges |
133 |
|
C assuming locally periodic subdomain) |
134 |
|
#undef DISCONNECTED_TILES |
135 |
|
|
136 |
|
C-- Always cumulate tile local-sum in the same order by applying MPI allreduce |
137 |
|
C to array of tiles ; can get slower with large number of tiles (big set-up) |
138 |
|
#define GLOBAL_SUM_ORDER_TILES |
139 |
|
|
140 |
|
C-- Alternative way of doing global sum without MPI allreduce call |
141 |
|
C but instead, explicit MPI send & recv calls. Expected to be slower. |
142 |
|
#undef GLOBAL_SUM_SEND_RECV |
143 |
|
|
144 |
|
C-- Alternative way of doing global sum on a single CPU |
145 |
|
C to eliminate tiling-dependent roundoff errors. Note: This is slow. |
146 |
|
#undef CG2D_SINGLECPU_SUM |
147 |
|
|
148 |
|
C=== Other options (to add/remove pieces of code) === |
149 |
|
C-- Flag to turn on checking for errors from all threads and procs |
150 |
|
C (calling S/R STOP_IF_ERROR) before stopping. |
151 |
|
#define USE_ERROR_STOP |
152 |
|
|
153 |
|
C-- Control use of communication with other component: |
154 |
|
C allow to import and export from/to Coupler interface. |
155 |
|
#undef COMPONENT_MODULE |
156 |
|
|
157 |
|
C-- Activate some pieces of code for coupling to GEOS AGCM |
158 |
|
#undef HACK_FOR_GMAO_CPL |
159 |
|
|
160 |
#endif /* _CPP_EEOPTIONS_H_ */ |
#endif /* _CPP_EEOPTIONS_H_ */ |
161 |
|
|
162 |
#include "CPP_EEMACROS.h" |
#include "CPP_EEMACROS.h" |
163 |
|
|