xref: /petsc/include/petsclog.h (revision 9afaeae2f87bb1e981c47bb9f31bd363e6e7d4da)
1 /*
2     Defines profile/logging in PETSc.
3 */
4 
5 #if !defined(__PetscLog_H)
6 #define __PetscLog_H
7 #include "petsc.h"
8 PETSC_EXTERN_CXX_BEGIN
9 
10 #define PETSC_EVENT  1311311
11 extern PetscEvent PETSC_LARGEST_EVENT;
12 
13 /* Global flop counter */
14 extern PetscLogDouble PETSC_DLLEXPORT _TotalFlops;
15 extern PetscLogDouble petsc_tmp_flops;
16 
17 /* General logging of information; different from event logging */
18 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInfo_Private(const char[],void*,const char[],...) PETSC_PRINTF_FORMAT_CHECK(3,4);
19 #if defined(PETSC_USE_INFO)
20 #define PetscInfo(A,S)                       PetscInfo_Private(__FUNCT__,A,S)
21 #define PetscInfo1(A,S,a1)                   PetscInfo_Private(__FUNCT__,A,S,a1)
22 #define PetscInfo2(A,S,a1,a2)                PetscInfo_Private(__FUNCT__,A,S,a1,a2)
23 #define PetscInfo3(A,S,a1,a2,a3)             PetscInfo_Private(__FUNCT__,A,S,a1,a2,a3)
24 #define PetscInfo4(A,S,a1,a2,a3,a4)          PetscInfo_Private(__FUNCT__,A,S,a1,a2,a3,a4)
25 #define PetscInfo5(A,S,a1,a2,a3,a4,a5)       PetscInfo_Private(__FUNCT__,A,S,a1,a2,a3,a4,a5)
26 #define PetscInfo6(A,S,a1,a2,a3,a4,a5,a6)    PetscInfo_Private(__FUNCT__,A,S,a1,a2,a3,a4,a5,a6)
27 #define PetscInfo7(A,S,a1,a2,a3,a4,a5,a6,a7) PetscInfo_Private(__FUNCT__,A,S,a1,a2,a3,a4,a5,a6,a7)
28 #else
29 #define PetscInfo(A,S)                       0
30 #define PetscInfo1(A,S,a1)                   0
31 #define PetscInfo2(A,S,a1,a2)                0
32 #define PetscInfo3(A,S,a1,a2,a3)             0
33 #define PetscInfo4(A,S,a1,a2,a3,a4)          0
34 #define PetscInfo5(A,S,a1,a2,a3,a4,a5)       0
35 #define PetscInfo6(A,S,a1,a2,a3,a4,a5,a6)    0
36 #define PetscInfo7(A,S,a1,a2,a3,a4,a5,a6,a7) 0
37 #endif
38 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInfoDeactivateClass(PetscCookie);
39 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInfoActivateClass(PetscCookie);
40 extern PetscTruth     PETSC_DLLEXPORT PetscLogPrintInfo;  /* if true, indicates PetscInfo() is turned on */
41 
42 /* We must make these structures available if we are to access the event
43    activation flags in the PetscLogEventBegin/End() macros. If we forced a
44    function call each time, we could make these private.
45 */
46 /* Default log */
47 typedef struct _n_StageLog *StageLog;
48 extern PETSC_DLLEXPORT StageLog _stageLog;
49 
50 /* A simple stack (should replace) */
51 typedef struct _n_IntStack *IntStack;
52 
53 /* The structures for logging performance */
54 typedef struct {
55   int            id;            /* The integer identifying this section */
56   PetscTruth     active;        /* The flag to activate logging */
57   PetscTruth     visible;       /* The flag to print info in summary */
58   int            depth;         /* The nesting depth of the event call */
59   int            count;         /* The number of times this section was executed */
60   PetscLogDouble flops;         /* The flops used in this section */
61   PetscLogDouble time;          /* The time taken for this section */
62   PetscLogDouble numMessages;   /* The number of messages in this section */
63   PetscLogDouble messageLength; /* The total message lengths in this section */
64   PetscLogDouble numReductions; /* The number of reductions in this section */
65 } EventPerfInfo;
66 
67 typedef struct {
68   int            id;           /* The integer identifying this class */
69   int            creations;    /* The number of objects of this class created */
70   int            destructions; /* The number of objects of this class destroyed */
71   PetscLogDouble mem;          /* The total memory allocated by objects of this class */
72   PetscLogDouble descMem;      /* The total memory allocated by descendents of these objects */
73 } ClassPerfInfo;
74 
75 /* The structures for logging registration */
76 typedef struct  {
77   char        *name;   /* The class name */
78   PetscCookie cookie; /* The integer identifying this class */
79 } ClassRegInfo;
80 
81 typedef struct {
82   char        *name;   /* The name of this event */
83   PetscCookie cookie; /* The class id for this event (should maybe give class ID instead) */
84 #if defined (PETSC_HAVE_MPE)
85   int         mpe_id_begin; /* MPE IDs that define the event */
86   int         mpe_id_end;
87 #endif
88 } EventRegInfo;
89 
90 typedef struct _n_EventRegLog *EventRegLog;
91 struct _n_EventRegLog {
92   int           numEvents; /* The number of registered events */
93   int           maxEvents; /* The maximum number of events */
94   EventRegInfo *eventInfo; /* The registration information for each event */
95 };
96 
97 typedef struct _n_EventPerfLog *EventPerfLog;
98 struct _n_EventPerfLog {
99   int            numEvents; /* The number of logging events */
100   int            maxEvents; /* The maximum number of events */
101   EventPerfInfo *eventInfo; /* The performance information for each event */
102 };
103 
104 /* The structure for logging class information */
105 typedef struct _n_ClassRegLog *ClassRegLog;
106 struct _n_ClassRegLog {
107   int           numClasses; /* The number of classes registered */
108   int           maxClasses; /* The maximum number of classes */
109   ClassRegInfo *classInfo;  /* The structure for class information (cookies are monotonicly increasing) */
110 };
111 
112 typedef struct _n_ClassPerfLog *ClassPerfLog;
113 struct _n_ClassPerfLog {
114   int            numClasses; /* The number of logging classes */
115   int            maxClasses; /* The maximum number of classes */
116   ClassPerfInfo *classInfo;  /* The structure for class information (cookies are monotonicly increasing) */
117 };
118 
119 /* The structures for logging in stages */
120 typedef struct _StageInfo {
121   char         *name;     /* The stage name */
122   PetscTruth    used;     /* The stage was pushed on this processor */
123   EventPerfInfo perfInfo; /* The stage performance information */
124   EventPerfLog  eventLog; /* The event information for this stage */
125   ClassPerfLog  classLog; /* The class information for this stage */
126 } StageInfo;
127 
128 struct _n_StageLog {
129   /* Size information */
130   int         numStages; /* The number of registered stages */
131   int         maxStages; /* The maximum number of stages */
132   /* Runtime information */
133   IntStack    stack;     /* The stack for active stages */
134   int         curStage;  /* The current stage (only used in macros so we don't call StackTop) */
135   /* Stage specific information */
136   StageInfo  *stageInfo; /* The information for each stage */
137   EventRegLog eventLog;  /* The registered events */
138   ClassRegLog classLog;  /* The registered classes */
139 };
140 
141 #if defined(PETSC_USE_LOG)  /* --- Logging is turned on --------------------------------*/
142 
143 /*
144    Flop counting:  We count each arithmetic operation (e.g., addition, multiplication) separately.
145 
146    For the complex numbers version, note that
147        1 complex addition = 2 flops
148        1 complex multiplication = 6 flops,
149    where we define 1 flop as that for a double precision scalar.  We roughly approximate
150    flop counting for complex numbers by multiplying the total flops by 4; this corresponds
151    to the assumption that we're counting mostly additions and multiplications -- and
152    roughly the same number of each.  More accurate counting could be done by distinguishing
153    among the various arithmetic operations.
154  */
155 
156 #if defined(PETSC_USE_COMPLEX)
157 #define PETSC_FLOPS_PER_OP 4
158 #else
159 #define PETSC_FLOPS_PER_OP 1
160 #endif
161 
162 #if defined(PETSC_USE_DEBUG)
163 #define PetscLogFlops(n) (petsc_tmp_flops = (PETSC_FLOPS_PER_OP*(n)), ((petsc_tmp_flops < 0) ? PETSC_ERR_FLOP_COUNT : (_TotalFlops += petsc_tmp_flops,0)))
164 #else
165 #define PetscLogFlops(n) (_TotalFlops += PETSC_FLOPS_PER_OP*(n),0)
166 #endif
167 
168 #if defined (PETSC_HAVE_MPE)
169 #include "mpe.h"
170 EXTERN PetscErrorCode PETSC_DLLEXPORT        PetscLogMPEBegin(void);
171 EXTERN PetscErrorCode PETSC_DLLEXPORT        PetscLogMPEDump(const char[]);
172 extern PetscTruth UseMPE;
173 #define PETSC_LOG_EVENT_MPE_BEGIN(e) \
174   ((UseMPE && _stageLog->stageInfo[_stageLog->curStage].eventLog->eventInfo[e].active) ? \
175    MPE_Log_event(_stageLog->eventLog->eventInfo[e].mpe_id_begin,0,NULL) : 0)
176 
177 #define PETSC_LOG_EVENT_MPE_END(e) \
178   ((UseMPE && _stageLog->stageInfo[_stageLog->curStage].eventLog->eventInfo[e].active) ? \
179    MPE_Log_event(_stageLog->eventLog->eventInfo[e].mpe_id_end,0,NULL) : 0)
180 
181 #else
182 #define PETSC_LOG_EVENT_MPE_BEGIN(e) 0
183 #define PETSC_LOG_EVENT_MPE_END(e)   0
184 #endif
185 
186 EXTERN PETSC_DLLEXPORT PetscErrorCode (*_PetscLogPLB)(PetscEvent,int,PetscObject,PetscObject,PetscObject,PetscObject);
187 EXTERN PETSC_DLLEXPORT PetscErrorCode (*_PetscLogPLE)(PetscEvent,int,PetscObject,PetscObject,PetscObject,PetscObject);
188 EXTERN PETSC_DLLEXPORT PetscErrorCode (*_PetscLogPHC)(PetscObject);
189 EXTERN PETSC_DLLEXPORT PetscErrorCode (*_PetscLogPHD)(PetscObject);
190 
191 #define PetscLogObjectParent(p,c) \
192   ((c && p) ? ((PetscObject)(c))->parent = (PetscObject)(p),((PetscObject)(c))->parentid = ((PetscObject)p)->id : 0, 0)
193 
194 #define PetscLogObjectParents(p,n,d)  0;{int _i; for (_i=0; _i<n; _i++) {ierr = PetscLogObjectParent(p,(d)[_i]);CHKERRQ(ierr);}}
195 #define PetscLogObjectCreate(h)      ((_PetscLogPHC) ? (*_PetscLogPHC)((PetscObject)h) : 0)
196 #define PetscLogObjectDestroy(h)     ((_PetscLogPHD) ? (*_PetscLogPHD)((PetscObject)h) : 0)
197 #define PetscLogObjectMemory(p,m)    (((PetscObject)(p))->mem += (m),0)
198 /* Initialization functions */
199 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogBegin(void);
200 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogAllBegin(void);
201 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogTraceBegin(FILE *);
202 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogActions(PetscTruth);
203 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogObjects(PetscTruth);
204 /* General functions */
205 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogGetRGBColor(const char*[]);
206 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogDestroy(void);
207 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogSet(PetscErrorCode (*)(int, int, PetscObject, PetscObject, PetscObject, PetscObject),
208                    PetscErrorCode (*)(int, int, PetscObject, PetscObject, PetscObject, PetscObject));
209 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogObjectState(PetscObject, const char[], ...)  PETSC_PRINTF_FORMAT_CHECK(2,3);
210 /* Output functions */
211 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogPrintSummary(MPI_Comm, const char[]);
212 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogPrintDetailed(MPI_Comm, const char[]);
213 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogDump(const char[]);
214 /* Counter functions */
215 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscGetFlops(PetscLogDouble *);
216 /* Stage functions */
217 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStageRegister(PetscStage*, const char[]);
218 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStagePush(PetscStage);
219 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStagePop(void);
220 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStageSetActive(PetscStage, PetscTruth);
221 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStageGetActive(PetscStage, PetscTruth *);
222 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStageSetVisible(PetscStage, PetscTruth);
223 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStageGetVisible(PetscStage, PetscTruth *);
224 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogStageGetId(const char [], PetscStage *);
225 /* Event functions */
226 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogEventRegister(const char[], PetscCookie,PetscEvent*);
227 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogEventActivate(PetscEvent);
228 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogEventDeactivate(PetscEvent);
229 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogEventSetActiveAll(PetscEvent, PetscTruth);
230 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogEventActivateClass(PetscCookie);
231 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogEventDeactivateClass(PetscCookie);
232 
233 
234 /* Global counters */
235 extern PETSC_DLLEXPORT PetscLogDouble irecv_ct;
236 extern PETSC_DLLEXPORT PetscLogDouble isend_ct;
237 extern PETSC_DLLEXPORT PetscLogDouble recv_ct;
238 extern PETSC_DLLEXPORT PetscLogDouble send_ct;
239 extern PETSC_DLLEXPORT PetscLogDouble irecv_len;
240 extern PETSC_DLLEXPORT PetscLogDouble isend_len;
241 extern PETSC_DLLEXPORT PetscLogDouble recv_len;
242 extern PETSC_DLLEXPORT PetscLogDouble send_len;
243 extern PETSC_DLLEXPORT PetscLogDouble allreduce_ct;
244 extern PETSC_DLLEXPORT PetscLogDouble wait_ct;
245 extern PETSC_DLLEXPORT PetscLogDouble wait_any_ct;
246 extern PETSC_DLLEXPORT PetscLogDouble wait_all_ct;
247 extern PETSC_DLLEXPORT PetscLogDouble sum_of_waits_ct;
248 extern PETSC_DLLEXPORT int            PETSC_DUMMY_SIZE;
249 extern PETSC_DLLEXPORT int            PETSC_DUMMY_COUNT;
250 
251 #define PetscLogEventBarrierBegin(e,o1,o2,o3,o4,cm) \
252   (((_PetscLogPLB && _stageLog->stageInfo[_stageLog->curStage].perfInfo.active &&  _stageLog->stageInfo[_stageLog->curStage].eventLog->eventInfo[e].active) ? \
253     (PetscLogEventBegin((e),o1,o2,o3,o4) || MPI_Barrier(cm) || PetscLogEventEnd((e),o1,o2,o3,o4)) : 0 ) || \
254    PetscLogEventBegin((e)+1,o1,o2,o3,o4))
255 
256 #define PetscLogEventBegin(e,o1,o2,o3,o4) \
257   (((_PetscLogPLB && _stageLog->stageInfo[_stageLog->curStage].perfInfo.active && _stageLog->stageInfo[_stageLog->curStage].eventLog->eventInfo[e].active) ? \
258     (*_PetscLogPLB)((e),0,(PetscObject)(o1),(PetscObject)(o2),(PetscObject)(o3),(PetscObject)(o4)) : 0 ) || \
259   PETSC_LOG_EVENT_MPE_BEGIN(e))
260 
261 #define PetscLogEventBarrierEnd(e,o1,o2,o3,o4,cm) PetscLogEventEnd(e+1,o1,o2,o3,o4)
262 
263 #define PetscLogEventEnd(e,o1,o2,o3,o4) \
264   (((_PetscLogPLE && _stageLog->stageInfo[_stageLog->curStage].perfInfo.active && _stageLog->stageInfo[_stageLog->curStage].eventLog->eventInfo[e].active) ? \
265     (*_PetscLogPLE)((e),0,(PetscObject)(o1),(PetscObject)(o2),(PetscObject)(o3),(PetscObject)(o4)) : 0 ) || \
266   PETSC_LOG_EVENT_MPE_END(e))
267 
268 /* Creation and destruction functions */
269 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogCreate(StageLog *);
270 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogDestroy(StageLog);
271 /* Registration functions */
272 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogRegister(StageLog, const char [], int *);
273 /* Runtime functions */
274 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogGetStageLog(StageLog *);
275 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogPush(StageLog, int);
276 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogPop(StageLog);
277 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetCurrent(StageLog, int *);
278 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogSetActive(StageLog, int, PetscTruth);
279 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetActive(StageLog, int, PetscTruth *);
280 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogSetVisible(StageLog, int, PetscTruth);
281 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetVisible(StageLog, int, PetscTruth *);
282 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetStage(StageLog, const char [], int *);
283 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetClassRegLog(StageLog, ClassRegLog *);
284 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetEventRegLog(StageLog, EventRegLog *);
285 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetClassPerfLog(StageLog, int, ClassPerfLog *);
286 EXTERN PetscErrorCode PETSC_DLLEXPORT StageLogGetEventPerfLog(StageLog, int, EventPerfLog *);
287 
288 /*
289      These are used internally in the PETSc routines to keep a count of MPI messages and
290    their sizes.
291 
292      This does not work for MPI-Uni because our include/mpiuni/mpi.h file
293    uses macros to defined the MPI operations.
294 
295      It does not work correctly from HP-UX because it processes the
296    macros in a way that sometimes it double counts, hence
297    PETSC_HAVE_BROKEN_RECURSIVE_MACRO
298 
299      It does not work with Windows because winmpich lacks MPI_Type_size()
300 */
301 #if !defined(__MPIUNI_H) && !defined(PETSC_HAVE_BROKEN_RECURSIVE_MACRO) && !defined (PETSC_HAVE_MPI_MISSING_TYPESIZE)
302 /*
303    Logging of MPI activities
304 */
305 #define TypeSize(buff,count,type) \
306  (MPI_Type_size(type,&PETSC_DUMMY_SIZE) || (buff += (PetscLogDouble) ((count)*PETSC_DUMMY_SIZE),0))
307 
308 #define MPI_Irecv(buf,count,datatype,source,tag,comm,request) \
309  ((PETSC_DUMMY_COUNT = count,irecv_ct++,0) || TypeSize(irecv_len,PETSC_DUMMY_COUNT,datatype) || MPI_Irecv(buf,PETSC_DUMMY_COUNT,datatype,source,tag,comm,request))
310 
311 #define MPI_Isend(buf,count,datatype,dest,tag,comm,request) \
312  ((PETSC_DUMMY_COUNT = count,isend_ct++,0) || TypeSize(isend_len,PETSC_DUMMY_COUNT,datatype) || MPI_Isend(buf,PETSC_DUMMY_COUNT,datatype,dest,tag,comm,request))
313 
314 #define MPI_Startall_irecv(count,number,requests) \
315  ((irecv_ct += (PetscLogDouble)(number),0) || TypeSize(irecv_len,count,MPIU_SCALAR) || MPI_Startall(number,requests))
316 
317 #define MPI_Startall_isend(count,number,requests) \
318  ((isend_ct += (PetscLogDouble)(number),0) || TypeSize(isend_len,count,MPIU_SCALAR) || MPI_Startall(number,requests))
319 
320 #define MPI_Start_isend(count,requests) \
321  ((isend_ct++,0) || TypeSize(isend_len,count,MPIU_SCALAR) || MPI_Start(requests))
322 
323 #define MPI_Recv(buf,count,datatype,source,tag,comm,status) \
324  ((PETSC_DUMMY_COUNT = count,recv_ct++,0) || TypeSize(recv_len,PETSC_DUMMY_COUNT,datatype) || MPI_Recv(buf,PETSC_DUMMY_COUNT,datatype,source,tag,comm,status))
325 
326 #define MPI_Send(buf,count,datatype,dest,tag,comm) \
327  ((PETSC_DUMMY_COUNT = count,send_ct++,0) || TypeSize(send_len,PETSC_DUMMY_COUNT,datatype) || MPI_Send(buf,PETSC_DUMMY_COUNT,datatype,dest,tag,comm))
328 
329 #define MPI_Wait(request,status) \
330  ((wait_ct++,sum_of_waits_ct++,0) || MPI_Wait(request,status))
331 
332 #define MPI_Waitany(a,b,c,d) \
333  ((wait_any_ct++,sum_of_waits_ct++,0) || MPI_Waitany(a,b,c,d))
334 
335 #define MPI_Waitall(count,array_of_requests,array_of_statuses) \
336  ((PETSC_DUMMY_COUNT = count,wait_all_ct++,sum_of_waits_ct += (PetscLogDouble) (PETSC_DUMMY_COUNT),0) || MPI_Waitall(PETSC_DUMMY_COUNT,array_of_requests,array_of_statuses))
337 
338 #define MPI_Allreduce(sendbuf,recvbuf,count,datatype,op,comm) \
339  ((allreduce_ct++,0) || MPI_Allreduce(sendbuf,recvbuf,count,datatype,op,comm))
340 
341 #else
342 
343 #define MPI_Startall_irecv(count,number,requests) \
344  (MPI_Startall(number,requests))
345 
346 #define MPI_Startall_isend(count,number,requests) \
347  (MPI_Startall(number,requests))
348 
349 #define MPI_Start_isend(count,requests) \
350  (MPI_Start(requests))
351 
352 #endif /* !__MPIUNI_H && ! PETSC_HAVE_BROKEN_RECURSIVE_MACRO */
353 
354 #else  /* ---Logging is turned off --------------------------------------------*/
355 
356 #define PetscLogFlops(n) 0
357 
358 /*
359      With logging turned off, then MPE has to be turned off
360 */
361 #define PetscLogMPEBegin()         0
362 #define PetscLogMPEDump(a)         0
363 
364 #define PetscLogEventActivate(a)   0
365 #define PetscLogEventDeactivate(a) 0
366 
367 #define PetscLogEventActivateClass(a)   0
368 #define PetscLogEventDeactivateClass(a) 0
369 #define PetscLogEventSetActiveAll(a,b)  0
370 
371 #define _PetscLogPLB                        0
372 #define _PetscLogPLE                        0
373 #define _PetscLogPHC                        0
374 #define _PetscLogPHD                        0
375 #define PetscGetFlops(a)                (*(a) = 0.0,0)
376 #define PetscLogEventBegin(e,o1,o2,o3,o4)   0
377 #define PetscLogEventEnd(e,o1,o2,o3,o4)     0
378 #define PetscLogEventBarrierBegin(e,o1,o2,o3,o4,cm) 0
379 #define PetscLogEventBarrierEnd(e,o1,o2,o3,o4,cm)   0
380 #define PetscLogObjectParent(p,c)           0
381 #define PetscLogObjectParents(p,n,c)        0
382 #define PetscLogObjectCreate(h)             0
383 #define PetscLogObjectDestroy(h)            0
384 #define PetscLogObjectMemory(p,m)           0
385 #define PetscLogDestroy()                   0
386 #define PetscLogStagePush(a)                0
387 #define PetscLogStagePop()                  0
388 #define PetscLogStageRegister(a,b)          0
389 #define PetscLogStagePrint(a,flg)           0
390 #define PetscLogPrintSummary(comm,file)     0
391 #define PetscLogPrintDetailed(comm,file)    0
392 #define PetscLogBegin()                     0
393 #define PetscLogTraceBegin(file)            0
394 #define PetscLogSet(lb,le)                  0
395 #define PetscLogAllBegin()                  0
396 #define PetscLogDump(c)                     0
397 #define PetscLogEventRegister(a,b,c)        0
398 #define PetscLogObjects(a)                  0
399 #define PetscLogActions(a)                  0
400 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscLogObjectState(PetscObject,const char[],...) PETSC_PRINTF_FORMAT_CHECK(2,3);
401 
402 /* If PETSC_USE_LOG is NOT defined, these still need to be! */
403 #define MPI_Startall_irecv(count,number,requests) MPI_Startall(number,requests)
404 #define MPI_Startall_isend(count,number,requests) MPI_Startall(number,requests)
405 #define MPI_Start_isend(count,requests) MPI_Start(requests)
406 
407 /* Creation and destruction functions */
408 #define StageLogCreate(stageLog)                     0
409 #define StageLogDestroy(stageLog)                    0
410 /* Registration functions */
411 #define StageLogRegister(stageLog, name, stage)      0
412 /* Runtime functions */
413 #define PetscLogGetStageLog(stageLog)                0
414 #define StageLogPush(stageLog, stage)                0
415 #define StageLogPop(stageLog)                        0
416 #define StageLogGetCurrent(stageLog, stage)          0
417 #define StageLogSetActive(stageLog, stage, active)   0
418 #define StageLogGetActive(stageLog, stage, active)   0
419 #define StageLogSetVisible(stageLog, stage, visible) 0
420 #define StageLogGetVisible(stageLog, stage, visible) 0
421 #define StageLogGetStage(stageLog, name, stage)      0
422 #define PetscLogStageGetId(a,b)                      (*(b)=0,0)
423 #define PetscLogStageSetActive(a,b)                  0
424 #define PetscLogStageGetActive(a,b)                  0
425 #define PetscLogStageGetVisible(a,b)                 0
426 #define PetscLogStageSetVisible(a,b)                 0
427 
428 #endif   /* PETSC_USE_LOG */
429 
430 #define PreLoadBegin(flag,name) \
431 {\
432   PetscTruth    PreLoading = flag;\
433   int           PreLoadMax,PreLoadIt;\
434   PetscStage     _stageNum;\
435   PetscErrorCode _3_ierr;	\
436   _3_ierr = PetscOptionsGetTruth(PETSC_NULL,"-preload",&PreLoading,PETSC_NULL);CHKERRQ(_3_ierr);\
437   PreLoadMax = (int)(PreLoading);\
438   PetscPreLoadingUsed = PreLoading ? PETSC_TRUE : PetscPreLoadingUsed;\
439   for (PreLoadIt=0; PreLoadIt<=PreLoadMax; PreLoadIt++) {\
440     PetscPreLoadingOn = PreLoading;\
441     _3_ierr = PetscBarrier(PETSC_NULL);CHKERRQ(_3_ierr);\
442     if (PreLoadIt>0) {\
443       _3_ierr = PetscLogStageGetId(name,&_stageNum);CHKERRQ(_3_ierr);\
444     } else {\
445       _3_ierr = PetscLogStageRegister(&_stageNum,name);CHKERRQ(_3_ierr);\
446     }\
447     _3_ierr = PetscLogStageSetActive(_stageNum,(PetscTruth)(!PreLoadMax || PreLoadIt));\
448     _3_ierr = PetscLogStagePush(_stageNum);CHKERRQ(_3_ierr);
449 
450 #define PreLoadEnd() \
451     _3_ierr = PetscLogStagePop();CHKERRQ(_3_ierr);\
452     PreLoading = PETSC_FALSE;\
453   }\
454 }
455 
456 #define PreLoadStage(name) \
457   _3_ierr = PetscLogStagePop();CHKERRQ(_3_ierr);\
458   if (PreLoadIt>0) {\
459     _3_ierr = PetscLogStageGetId(name,&_stageNum);CHKERRQ(_3_ierr);\
460   } else {\
461     _3_ierr = PetscLogStageRegister(&_stageNum,name);CHKERRQ(_3_ierr);\
462   }\
463   _3_ierr = PetscLogStageSetActive(_stageNum,(PetscTruth)(!PreLoadMax || PreLoadIt));\
464   _3_ierr = PetscLogStagePush(_stageNum);CHKERRQ(_3_ierr);
465 
466 PETSC_EXTERN_CXX_END
467 #endif
468