Actual source code: petscimpl.h
petsc-3.11.4 2019-09-28
2: /*
3: Defines the basic header of all PETSc objects.
4: */
6: #if !defined(PETSCIMPL_H)
7: #define PETSCIMPL_H
8: #include <petscsys.h>
10: /* These are used internally by PETSc ASCII IO routines*/
11: #include <stdarg.h>
12: PETSC_EXTERN PetscErrorCode PetscVFPrintfDefault(FILE*,const char[],va_list);
14: #if defined(PETSC_HAVE_CLOSURES)
15: PETSC_EXTERN PetscErrorCode PetscVFPrintfSetClosure(int (^)(const char*));
16: #endif
19: #if defined(PETSC_HAVE_CUDA)
20: #include <cuda.h>
21: #include <cublas_v2.h>
22: #endif
24: /*
25: All major PETSc data structures have a common core; this is defined
26: below by PETSCHEADER.
28: PetscHeaderCreate() should be used whenever creating a PETSc structure.
29: */
31: /*
32: PetscOps: structure of core operations that all PETSc objects support.
34: getcomm() - Gets the object's communicator.
35: view() - Is the routine for viewing the entire PETSc object; for
36: example, MatView() is the general matrix viewing routine.
37: This is used by PetscObjectView((PetscObject)obj) to allow
38: viewing any PETSc object.
39: destroy() - Is the routine for destroying the entire PETSc object;
40: for example,MatDestroy() is the general matrix
41: destruction routine.
42: This is used by PetscObjectDestroy((PetscObject*)&obj) to allow
43: destroying any PETSc object.
44: compose() - Associates a PETSc object with another PETSc object with a name
45: query() - Returns a different PETSc object that has been associated
46: with the first object using a name.
47: composefunction() - Attaches an a function to a PETSc object with a name.
48: queryfunction() - Requests a registered function that has been attached to a PETSc object.
49: */
51: typedef struct {
52: PetscErrorCode (*getcomm)(PetscObject,MPI_Comm *);
53: PetscErrorCode (*view)(PetscObject,PetscViewer);
54: PetscErrorCode (*destroy)(PetscObject*);
55: PetscErrorCode (*compose)(PetscObject,const char[],PetscObject);
56: PetscErrorCode (*query)(PetscObject,const char[],PetscObject *);
57: PetscErrorCode (*composefunction)(PetscObject,const char[],void (*)(void));
58: PetscErrorCode (*queryfunction)(PetscObject,const char[],void (**)(void));
59: } PetscOps;
61: typedef enum {PETSC_FORTRAN_CALLBACK_CLASS,PETSC_FORTRAN_CALLBACK_SUBTYPE,PETSC_FORTRAN_CALLBACK_MAXTYPE} PetscFortranCallbackType;
62: typedef int PetscFortranCallbackId;
63: #define PETSC_SMALLEST_FORTRAN_CALLBACK ((PetscFortranCallbackId)1000)
64: PETSC_EXTERN PetscErrorCode PetscFortranCallbackRegister(PetscClassId,const char*,PetscFortranCallbackId*);
65: PETSC_EXTERN PetscErrorCode PetscFortranCallbackGetSizes(PetscClassId,PetscInt*,PetscInt*);
67: typedef struct {
68: void (*func)(void);
69: void *ctx;
70: } PetscFortranCallback;
72: /*
73: All PETSc objects begin with the fields defined in PETSCHEADER.
74: The PetscObject is a way of examining these fields regardless of
75: the specific object. In C++ this could be a base abstract class
76: from which all objects are derived.
77: */
78: #define PETSC_MAX_OPTIONS_HANDLER 5
79: typedef struct _p_PetscObject {
80: PetscClassId classid;
81: PetscOps bops[1];
82: MPI_Comm comm;
83: PetscInt type;
84: PetscLogDouble flops,time,mem,memchildren;
85: PetscObjectId id;
86: PetscInt refct;
87: PetscMPIInt tag;
88: PetscFunctionList qlist;
89: PetscObjectList olist;
90: char *class_name; /* for example, "Vec" */
91: char *description;
92: char *mansec;
93: char *type_name; /* this is the subclass, for example VECSEQ which equals "seq" */
94: PetscObject parent;
95: PetscObjectId parentid;
96: char* name;
97: char *prefix;
98: PetscInt tablevel;
99: void *cpp;
100: PetscObjectState state;
101: PetscInt int_idmax, intstar_idmax;
102: PetscObjectState *intcomposedstate,*intstarcomposedstate;
103: PetscInt *intcomposeddata, **intstarcomposeddata;
104: PetscInt real_idmax, realstar_idmax;
105: PetscObjectState *realcomposedstate,*realstarcomposedstate;
106: PetscReal *realcomposeddata, **realstarcomposeddata;
107: PetscInt scalar_idmax, scalarstar_idmax;
108: PetscObjectState *scalarcomposedstate,*scalarstarcomposedstate;
109: PetscScalar *scalarcomposeddata, **scalarstarcomposeddata;
110: void (**fortran_func_pointers)(void); /* used by Fortran interface functions to stash user provided Fortran functions */
111: PetscInt num_fortran_func_pointers; /* number of Fortran function pointers allocated */
112: PetscFortranCallback *fortrancallback[PETSC_FORTRAN_CALLBACK_MAXTYPE];
113: PetscInt num_fortrancallback[PETSC_FORTRAN_CALLBACK_MAXTYPE];
114: void *python_context;
115: PetscErrorCode (*python_destroy)(void*);
117: PetscInt noptionhandler;
118: PetscErrorCode (*optionhandler[PETSC_MAX_OPTIONS_HANDLER])(PetscOptionItems*,PetscObject,void*);
119: PetscErrorCode (*optiondestroy[PETSC_MAX_OPTIONS_HANDLER])(PetscObject,void*);
120: void *optionctx[PETSC_MAX_OPTIONS_HANDLER];
121: PetscBool optionsprinted;
122: #if defined(PETSC_HAVE_SAWS)
123: PetscBool amsmem; /* if PETSC_TRUE then this object is registered with SAWs and visible to clients */
124: PetscBool amspublishblock; /* if PETSC_TRUE and publishing objects then will block at PetscObjectSAWsBlock() */
125: #endif
126: PetscOptions options; /* options database used, NULL means default */
127: PetscBool donotPetscObjectPrintClassNamePrefixType;
128: } _p_PetscObject;
130: #define PETSCHEADER(ObjectOps) \
131: _p_PetscObject hdr; \
132: ObjectOps ops[1]
134: #define PETSCFREEDHEADER -1
136: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*PetscObjectDestroyFunction)(PetscObject*); /* force cast in next macro to NEVER use extern "C" style */
137: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*PetscObjectViewFunction)(PetscObject,PetscViewer);
139: /*@C
140: PetscHeaderCreate - Creates a PETSc object of a particular class
142: Input Parameters:
143: + classid - the classid associated with this object (for example VEC_CLASSID)
144: . class_name - string name of class; should be static (for example "Vec")
145: . descr - string containing short description; should be static (for example "Vector")
146: . mansec - string indicating section in manual pages; should be static (for example "Vec")
147: . comm - the MPI Communicator
148: . destroy - the destroy routine for this object (for example VecDestroy())
149: - view - the view routine for this object (for example VecView())
151: Output Parameter:
152: . h - the newly created object
154: Level: developer
156: .seealso: PetscHeaderDestroy(), PetscClassIdRegister()
158: @*/
159: #define PetscHeaderCreate(h,classid,class_name,descr,mansec,comm,destroy,view) \
160: (PetscNew(&(h)) || \
161: PetscHeaderCreate_Private((PetscObject)h,classid,class_name,descr,mansec,comm,(PetscObjectDestroyFunction)destroy,(PetscObjectViewFunction)view) || \
162: PetscLogObjectCreate(h) || \
163: PetscLogObjectMemory((PetscObject)h,sizeof(*(h))))
165: PETSC_EXTERN PetscErrorCode PetscComposedQuantitiesDestroy(PetscObject obj);
166: PETSC_EXTERN PetscErrorCode PetscHeaderCreate_Private(PetscObject,PetscClassId,const char[],const char[],const char[],MPI_Comm,PetscObjectDestroyFunction,PetscObjectViewFunction);
168: /*@C
169: PetscHeaderDestroy - Final step in destroying a PetscObject
171: Input Parameters:
172: . h - the header created with PetscHeaderCreate()
174: Level: developer
176: .seealso: PetscHeaderCreate()
177: @*/
178: #define PetscHeaderDestroy(h) (PetscHeaderDestroy_Private((PetscObject)(*h)) || PetscFree(*h))
180: PETSC_EXTERN PetscErrorCode PetscHeaderDestroy_Private(PetscObject);
181: PETSC_EXTERN PetscErrorCode PetscObjectCopyFortranFunctionPointers(PetscObject,PetscObject);
182: PETSC_EXTERN PetscErrorCode PetscObjectSetFortranCallback(PetscObject,PetscFortranCallbackType,PetscFortranCallbackId*,void(*)(void),void *ctx);
183: PETSC_EXTERN PetscErrorCode PetscObjectGetFortranCallback(PetscObject,PetscFortranCallbackType,PetscFortranCallbackId,void(**)(void),void **ctx);
185: PETSC_INTERN PetscErrorCode PetscCitationsInitialize(void);
186: PETSC_INTERN PetscErrorCode PetscFreeMPIResources(void);
192: /*
193: Macros to test if a PETSc object is valid and if pointers are valid
194: */
195: #if !defined(PETSC_USE_DEBUG)
207: #else
209: /* This check is for subtype methods such as DMDAGetCorners() that do not use the PetscTryMethod() or PetscUseMethod() paradigm */
211: do { \
212: PetscErrorCode __ierr; \
213: PetscBool same; \
215: __PetscObjectTypeCompare((PetscObject)h,t,&same);CHKERRQ(__ierr); \
216: if (!same) SETERRQ3(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONG,"Wrong subtype object:Parameter # %d must have implementation %s it is %s",arg,t,((PetscObject)h)->type_name); \
217: } while (0)
220: do { \
221: if (!h) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"Null Object: Parameter # %d",arg); \
223: if (((PetscObject)(h))->classid != ck) { \
224: if (((PetscObject)(h))->classid == PETSCFREEDHEADER) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_CORRUPT,"Object already free: Parameter # %d",arg); \
225: else SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONG,"Wrong type of object: Parameter # %d",arg); \
226: } \
227: } while (0)
230: do { \
231: if (!h) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"Null Object: Parameter # %d",arg); \
233: if (((PetscObject)(h))->classid == PETSCFREEDHEADER) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_CORRUPT,"Object already free: Parameter # %d",arg); \
234: else if (((PetscObject)(h))->classid < PETSC_SMALLEST_CLASSID || ((PetscObject)(h))->classid > PETSC_LARGEST_CLASSID) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_CORRUPT,"Invalid type of object: Parameter # %d",arg); \
235: } while (0)
238: do { \
239: if (!h) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"Null Pointer: Parameter # %d",arg); \
241: } while (0)
244: do { \
245: if (!h) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"Null Pointer: Parameter # %d",arg);\
247: } while (0)
250: do { \
251: if (!h) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_BADPTR,"Null Pointer: Parameter # %d",arg); \
253: } while (0)
256: do { \
257: if (!h) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"Null Pointer: Parameter # %d",arg); \
259: } while (0)
262: do { \
263: if (!h) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"Null Pointer: Parameter # %d",arg); \
265: } while (0)
268: do { \
269: if (!f) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"Null Function Pointer: Parameter # %d",arg); \
270: } while (0)
272: #endif
274: #if !defined(PETSC_USE_DEBUG)
289: #else
291: /*
292: For example, in the dot product between two vectors,
293: both vectors must be either Seq or MPI, not one of each
294: */
296: if (((PetscObject)a)->type != ((PetscObject)b)->type) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_NOTSAMETYPE,"Objects not of same type: Argument # %d and %d",arga,argb);
297: /*
298: Check type_name
299: */
301: do { \
302: PetscBool __match; \
303: PetscErrorCode _7_ierr; \
304: _7_PetscObjectTypeCompare(((PetscObject)a),(type),&__match);CHKERRQ(_7_ierr); \
305: if (!__match) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONG,"Object (%s) is not %s",(char*)(((PetscObject)a)->type_name),type); \
306: } while (0)
309: do { \
310: PetscBool __match; \
311: PetscErrorCode _7_ierr; \
312: _7_PetscObjectTypeCompareAny(((PetscObject)a),&__match,(type1),(type2),"");CHKERRQ(_7_ierr); \
313: if (!__match) SETERRQ3(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONG,"Object (%s) is not %s or %s",(char*)(((PetscObject)a)->type_name),type1,type2); \
314: } while (0)
315: /*
316: Use this macro to check if the type is set
317: */
319: if (!((PetscObject)a)->type_name) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"%s object's type is not set: Argument # %d",((PetscObject)a)->class_name,arg);
320: /*
321: Sometimes object must live on same communicator to inter-operate
322: */
324: do { \
325: PetscErrorCode _6_ierr,__flag; \
326: _6_MPI_Comm_compare(PetscObjectComm((PetscObject)a),PetscObjectComm((PetscObject)b),&__flag);CHKERRQ(_6_ierr); \
327: if (__flag != MPI_CONGRUENT && __flag != MPI_IDENT) SETERRQ3(PETSC_COMM_SELF,PETSC_ERR_ARG_NOTSAMECOMM,"Different communicators in the two objects: Argument # %d and %d flag %d",arga,argb,__flag); \
328: } while (0)
331: do { \
334: } while (0)
337: do { \
338: PetscErrorCode _7_ierr; \
339: PetscReal b1[5],b2[5]; \
340: if (PetscIsNanScalar(b)) {b1[4] = 1;} else {b1[4] = 0;}; \
341: b1[0] = -PetscRealPart(b); b1[1] = PetscRealPart(b);b1[2] = -PetscImaginaryPart(b); b1[3] = PetscImaginaryPart(b); \
342: _7_MPI_Allreduce(b1,b2,5,MPIU_REAL,MPIU_MAX,PetscObjectComm((PetscObject)a));CHKERRQ(_7_ierr); \
343: if (!(b2[4] > 0) && !(PetscEqualReal(-b2[0],b2[1]) && PetscEqualReal(-b2[2],b2[3]))) SETERRQ1(PetscObjectComm((PetscObject)a),PETSC_ERR_ARG_WRONG,"Scalar value must be same on all processes, argument # %d",c); \
344: } while (0)
347: do { \
348: PetscErrorCode _7_ierr; \
349: PetscReal b1[3],b2[3]; \
350: if (PetscIsNanReal(b)) {b1[2] = 1;} else {b1[2] = 0;}; \
351: b1[0] = -b; b1[1] = b; \
352: _7_MPI_Allreduce(b1,b2,3,MPIU_REAL,MPIU_MAX,PetscObjectComm((PetscObject)a));CHKERRQ(_7_ierr); \
353: if (!(b2[2] > 0) && !PetscEqualReal(-b2[0],b2[1])) SETERRQ1(PetscObjectComm((PetscObject)a),PETSC_ERR_ARG_WRONG,"Real value must be same on all processes, argument # %d",c); \
354: } while (0)
357: do { \
358: PetscErrorCode _7_ierr; \
359: PetscInt b1[2],b2[2]; \
360: b1[0] = -b; b1[1] = b; \
361: _7_MPIU_Allreduce(b1,b2,2,MPIU_INT,MPI_MAX,PetscObjectComm((PetscObject)a));CHKERRQ(_7_ierr); \
362: if (-b2[0] != b2[1]) SETERRQ1(PetscObjectComm((PetscObject)a),PETSC_ERR_ARG_WRONG,"Int value must be same on all processes, argument # %d",c); \
363: } while (0)
368: do { \
369: PetscErrorCode _7_ierr; \
370: PetscMPIInt b1[2],b2[2]; \
371: b1[0] = -(PetscMPIInt)b; b1[1] = (PetscMPIInt)b; \
372: _7_MPIU_Allreduce(b1,b2,2,MPI_INT,MPI_MAX,PetscObjectComm((PetscObject)a));CHKERRQ(_7_ierr); \
373: if (-b2[0] != b2[1]) SETERRQ1(PetscObjectComm((PetscObject)a),PETSC_ERR_ARG_WRONG,"Bool value must be same on all processes, argument # %d",c); \
374: } while (0)
377: do { \
378: PetscErrorCode _7_ierr; \
379: PetscMPIInt b1[2],b2[2]; \
380: b1[0] = -(PetscMPIInt)b; b1[1] = (PetscMPIInt)b; \
381: _7_MPIU_Allreduce(b1,b2,2,MPI_INT,MPI_MAX,PetscObjectComm((PetscObject)a));CHKERRQ(_7_ierr); \
382: if (-b2[0] != b2[1]) SETERRQ1(PetscObjectComm((PetscObject)a),PETSC_ERR_ARG_WRONG,"Enum value must be same on all processes, argument # %d",c); \
383: } while (0)
385: #endif
387: /*
388: PetscTryMethod - Queries an object for a method, if it exists then calls it.
389: These are intended to be used only inside PETSc functions.
391: Level: developer
393: .seealso: PetscUseMethod()
394: */
395: #define PetscTryMethod(obj,A,B,C) \
396: 0;{ PetscErrorCode (*f)B, __ierr; \
397: __PetscObjectQueryFunction((PetscObject)obj,A,&f);CHKERRQ(__ierr); \
398: if (f) {__(*f)C;CHKERRQ(__ierr);}\
399: }
401: /*
402: PetscUseMethod - Queries an object for a method, if it exists then calls it, otherwise generates an error.
403: These are intended to be used only inside PETSc functions.
405: Level: developer
407: .seealso: PetscTryMethod()
408: */
409: #define PetscUseMethod(obj,A,B,C) \
410: 0;{ PetscErrorCode (*f)B, __ierr; \
411: __PetscObjectQueryFunction((PetscObject)obj,A,&f);CHKERRQ(__ierr); \
412: if (f) {__(*f)C;CHKERRQ(__ierr);}\
413: else SETERRQ1(PetscObjectComm((PetscObject)obj),PETSC_ERR_SUP,"Cannot locate function %s in object",A); \
414: }
416: /*MC
417: PetscObjectStateIncrease - Increases the state of any PetscObject
419: Synopsis:
420: #include "petsc/private/petscimpl.h"
421: PetscErrorCode PetscObjectStateIncrease(PetscObject obj)
423: Logically Collective
425: Input Parameter:
426: . obj - any PETSc object, for example a Vec, Mat or KSP. This must be
427: cast with a (PetscObject), for example,
428: PetscObjectStateIncrease((PetscObject)mat);
430: Notes:
431: object state is an integer which gets increased every time
432: the object is changed internally. By saving and later querying the object state
433: one can determine whether information about the object is still current.
434: Currently, state is maintained for Vec and Mat objects.
436: This routine is mostly for internal use by PETSc; a developer need only
437: call it after explicit access to an object's internals. Routines such
438: as VecSet() or MatScale() already call this routine. It is also called, as a
439: precaution, in VecRestoreArray(), MatRestoreRow(), MatDenseRestoreArray().
441: This routine is logically collective because state equality comparison needs to be possible without communication.
443: Level: developer
445: seealso: PetscObjectStateGet()
447: Concepts: state
449: M*/
450: #define PetscObjectStateIncrease(obj) ((obj)->state++,0)
452: PETSC_EXTERN PetscErrorCode PetscObjectStateGet(PetscObject,PetscObjectState*);
453: PETSC_EXTERN PetscErrorCode PetscObjectStateSet(PetscObject,PetscObjectState);
454: PETSC_EXTERN PetscErrorCode PetscObjectComposedDataRegister(PetscInt*);
455: PETSC_EXTERN PetscErrorCode PetscObjectComposedDataIncreaseInt(PetscObject);
456: PETSC_EXTERN PetscErrorCode PetscObjectComposedDataIncreaseIntstar(PetscObject);
457: PETSC_EXTERN PetscErrorCode PetscObjectComposedDataIncreaseReal(PetscObject);
458: PETSC_EXTERN PetscErrorCode PetscObjectComposedDataIncreaseRealstar(PetscObject);
459: PETSC_EXTERN PetscErrorCode PetscObjectComposedDataIncreaseScalar(PetscObject);
460: PETSC_EXTERN PetscErrorCode PetscObjectComposedDataIncreaseScalarstar(PetscObject);
461: PETSC_EXTERN PetscInt PetscObjectComposedDataMax;
462: /*MC
463: PetscObjectComposedDataSetInt - attach integer data to a PetscObject
465: Synopsis:
466: #include "petsc/private/petscimpl.h"
467: PetscErrorCode PetscObjectComposedDataSetInt(PetscObject obj,int id,int data)
469: Not collective
471: Input parameters:
472: + obj - the object to which data is to be attached
473: . id - the identifier for the data
474: - data - the data to be attached
476: Notes
477: The data identifier can best be created through a call to PetscObjectComposedDataRegister()
479: Level: developer
480: M*/
481: #define PetscObjectComposedDataSetInt(obj,id,data) \
482: ((((obj)->int_idmax < PetscObjectComposedDataMax) && PetscObjectComposedDataIncreaseInt(obj)) || \
483: ((obj)->intcomposeddata[id] = data,(obj)->intcomposedstate[id] = (obj)->state, 0))
485: /*MC
486: PetscObjectComposedDataGetInt - retrieve integer data attached to an object
488: Synopsis:
489: #include "petsc/private/petscimpl.h"
490: PetscErrorCode PetscObjectComposedDataGetInt(PetscObject obj,int id,int data,PetscBool flag)
492: Not collective
494: Input parameters:
495: + obj - the object from which data is to be retrieved
496: - id - the identifier for the data
498: Output parameters
499: + data - the data to be retrieved
500: - flag - PETSC_TRUE if the data item exists and is valid, PETSC_FALSE otherwise
502: The 'data' and 'flag' variables are inlined, so they are not pointers.
504: Level: developer
505: M*/
506: #define PetscObjectComposedDataGetInt(obj,id,data,flag) \
507: ((((obj)->intcomposedstate && ((obj)->intcomposedstate[id] == (obj)->state)) ? \
508: (data = (obj)->intcomposeddata[id],flag = PETSC_TRUE) : (flag = PETSC_FALSE)),0)
510: /*MC
511: PetscObjectComposedDataSetIntstar - attach integer array data to a PetscObject
513: Synopsis:
514: #include "petsc/private/petscimpl.h"
515: PetscErrorCode PetscObjectComposedDataSetIntstar(PetscObject obj,int id,int *data)
517: Not collective
519: Input parameters:
520: + obj - the object to which data is to be attached
521: . id - the identifier for the data
522: - data - the data to be attached
524: Notes
525: The data identifier can best be determined through a call to
526: PetscObjectComposedDataRegister()
528: Level: developer
529: M*/
530: #define PetscObjectComposedDataSetIntstar(obj,id,data) \
531: ((((obj)->intstar_idmax < PetscObjectComposedDataMax) && PetscObjectComposedDataIncreaseIntstar(obj)) || \
532: ((obj)->intstarcomposeddata[id] = data,(obj)->intstarcomposedstate[id] = (obj)->state, 0))
534: /*MC
535: PetscObjectComposedDataGetIntstar - retrieve integer array data
536: attached to an object
538: Synopsis:
539: #include "petsc/private/petscimpl.h"
540: PetscErrorCode PetscObjectComposedDataGetIntstar(PetscObject obj,int id,int *data,PetscBool flag)
542: Not collective
544: Input parameters:
545: + obj - the object from which data is to be retrieved
546: - id - the identifier for the data
548: Output parameters
549: + data - the data to be retrieved
550: - flag - PETSC_TRUE if the data item exists and is valid, PETSC_FALSE otherwise
552: The 'data' and 'flag' variables are inlined, so they are not pointers.
554: Level: developer
555: M*/
556: #define PetscObjectComposedDataGetIntstar(obj,id,data,flag) \
557: ((((obj)->intstarcomposedstate && ((obj)->intstarcomposedstate[id] == (obj)->state)) ? \
558: (data = (obj)->intstarcomposeddata[id],flag = PETSC_TRUE) : (flag = PETSC_FALSE)),0)
560: /*MC
561: PetscObjectComposedDataSetReal - attach real data to a PetscObject
563: Synopsis:
564: #include "petsc/private/petscimpl.h"
565: PetscErrorCode PetscObjectComposedDataSetReal(PetscObject obj,int id,PetscReal data)
567: Not collective
569: Input parameters:
570: + obj - the object to which data is to be attached
571: . id - the identifier for the data
572: - data - the data to be attached
574: Notes
575: The data identifier can best be determined through a call to
576: PetscObjectComposedDataRegister()
578: Level: developer
579: M*/
580: #define PetscObjectComposedDataSetReal(obj,id,data) \
581: ((((obj)->real_idmax < PetscObjectComposedDataMax) && PetscObjectComposedDataIncreaseReal(obj)) || \
582: ((obj)->realcomposeddata[id] = data,(obj)->realcomposedstate[id] = (obj)->state, 0))
584: /*MC
585: PetscObjectComposedDataGetReal - retrieve real data attached to an object
587: Synopsis:
588: #include "petsc/private/petscimpl.h"
589: PetscErrorCode PetscObjectComposedDataGetReal(PetscObject obj,int id,PetscReal data,PetscBool flag)
591: Not collective
593: Input parameters:
594: + obj - the object from which data is to be retrieved
595: - id - the identifier for the data
597: Output parameters
598: + data - the data to be retrieved
599: - flag - PETSC_TRUE if the data item exists and is valid, PETSC_FALSE otherwise
601: The 'data' and 'flag' variables are inlined, so they are not pointers.
603: Level: developer
604: M*/
605: #define PetscObjectComposedDataGetReal(obj,id,data,flag) \
606: ((((obj)->realcomposedstate && ((obj)->realcomposedstate[id] == (obj)->state)) ? \
607: (data = (obj)->realcomposeddata[id],flag = PETSC_TRUE) : (flag = PETSC_FALSE)),0)
609: /*MC
610: PetscObjectComposedDataSetRealstar - attach real array data to a PetscObject
612: Synopsis:
613: #include "petsc/private/petscimpl.h"
614: PetscErrorCode PetscObjectComposedDataSetRealstar(PetscObject obj,int id,PetscReal *data)
616: Not collective
618: Input parameters:
619: + obj - the object to which data is to be attached
620: . id - the identifier for the data
621: - data - the data to be attached
623: Notes
624: The data identifier can best be determined through a call to
625: PetscObjectComposedDataRegister()
627: Level: developer
628: M*/
629: #define PetscObjectComposedDataSetRealstar(obj,id,data) \
630: ((((obj)->realstar_idmax < PetscObjectComposedDataMax) && PetscObjectComposedDataIncreaseRealstar(obj)) || \
631: ((obj)->realstarcomposeddata[id] = data, (obj)->realstarcomposedstate[id] = (obj)->state, 0))
633: /*MC
634: PetscObjectComposedDataGetRealstar - retrieve real array data
635: attached to an object
637: Synopsis:
638: #include "petsc/private/petscimpl.h"
639: PetscErrorCode PetscObjectComposedDataGetRealstar(PetscObject obj,int id,PetscReal *data,PetscBool flag)
641: Not collective
643: Input parameters:
644: + obj - the object from which data is to be retrieved
645: - id - the identifier for the data
647: Output parameters
648: + data - the data to be retrieved
649: - flag - PETSC_TRUE if the data item exists and is valid, PETSC_FALSE otherwise
651: The 'data' and 'flag' variables are inlined, so they are not pointers.
653: Level: developer
654: M*/
655: #define PetscObjectComposedDataGetRealstar(obj,id,data,flag) \
656: ((((obj)->realstarcomposedstate && ((obj)->realstarcomposedstate[id] == (obj)->state)) ? \
657: (data = (obj)->realstarcomposeddata[id],flag = PETSC_TRUE) : (flag = PETSC_FALSE)),0)
659: /*MC
660: PetscObjectComposedDataSetScalar - attach scalar data to a PetscObject
662: Synopsis:
663: #include "petsc/private/petscimpl.h"
664: PetscErrorCode PetscObjectComposedDataSetScalar(PetscObject obj,int id,PetscScalar data)
666: Not collective
668: Input parameters:
669: + obj - the object to which data is to be attached
670: . id - the identifier for the data
671: - data - the data to be attached
673: Notes
674: The data identifier can best be determined through a call to
675: PetscObjectComposedDataRegister()
677: Level: developer
678: M*/
679: #if defined(PETSC_USE_COMPLEX)
680: #define PetscObjectComposedDataSetScalar(obj,id,data) \
681: ((((obj)->scalar_idmax < PetscObjectComposedDataMax) && PetscObjectComposedDataIncreaseScalar(obj)) || \
682: ((obj)->scalarcomposeddata[id] = data,(obj)->scalarcomposedstate[id] = (obj)->state, 0))
683: #else
684: #define PetscObjectComposedDataSetScalar(obj,id,data) \
685: PetscObjectComposedDataSetReal(obj,id,data)
686: #endif
687: /*MC
688: PetscObjectComposedDataGetScalar - retrieve scalar data attached to an object
690: Synopsis:
691: #include "petsc/private/petscimpl.h"
692: PetscErrorCode PetscObjectComposedDataGetScalar(PetscObject obj,int id,PetscScalar data,PetscBool flag)
694: Not collective
696: Input parameters:
697: + obj - the object from which data is to be retrieved
698: - id - the identifier for the data
700: Output parameters
701: + data - the data to be retrieved
702: - flag - PETSC_TRUE if the data item exists and is valid, PETSC_FALSE otherwise
704: The 'data' and 'flag' variables are inlined, so they are not pointers.
706: Level: developer
707: M*/
708: #if defined(PETSC_USE_COMPLEX)
709: #define PetscObjectComposedDataGetScalar(obj,id,data,flag) \
710: ((((obj)->scalarcomposedstate && ((obj)->scalarcomposedstate[id] == (obj)->state) ) ? \
711: (data = (obj)->scalarcomposeddata[id],flag = PETSC_TRUE) : (flag = PETSC_FALSE)),0)
712: #else
713: #define PetscObjectComposedDataGetScalar(obj,id,data,flag) \
714: PetscObjectComposedDataGetReal(obj,id,data,flag)
715: #endif
717: /*MC
718: PetscObjectComposedDataSetScalarstar - attach scalar array data to a PetscObject
720: Synopsis:
721: #include "petsc/private/petscimpl.h"
722: PetscErrorCode PetscObjectComposedDataSetScalarstar(PetscObject obj,int id,PetscScalar *data)
724: Not collective
726: Input parameters:
727: + obj - the object to which data is to be attached
728: . id - the identifier for the data
729: - data - the data to be attached
731: Notes
732: The data identifier can best be determined through a call to
733: PetscObjectComposedDataRegister()
735: Level: developer
736: M*/
737: #if defined(PETSC_USE_COMPLEX)
738: #define PetscObjectComposedDataSetScalarstar(obj,id,data) \
739: ((((obj)->scalarstar_idmax < PetscObjectComposedDataMax) && PetscObjectComposedDataIncreaseScalarstar(obj)) || \
740: ((obj)->scalarstarcomposeddata[id] = data,(obj)->scalarstarcomposedstate[id] = (obj)->state, 0))
741: #else
742: #define PetscObjectComposedDataSetScalarstar(obj,id,data) \
743: PetscObjectComposedDataSetRealstar(obj,id,data)
744: #endif
745: /*MC
746: PetscObjectComposedDataGetScalarstar - retrieve scalar array data
747: attached to an object
749: Synopsis:
750: #include "petsc/private/petscimpl.h"
751: PetscErrorCode PetscObjectComposedDataGetScalarstar(PetscObject obj,int id,PetscScalar *data,PetscBool flag)
753: Not collective
755: Input parameters:
756: + obj - the object from which data is to be retrieved
757: - id - the identifier for the data
759: Output parameters
760: + data - the data to be retrieved
761: - flag - PETSC_TRUE if the data item exists and is valid, PETSC_FALSE otherwise
763: The 'data' and 'flag' variables are inlined, so they are not pointers.
765: Level: developer
766: M*/
767: #if defined(PETSC_USE_COMPLEX)
768: #define PetscObjectComposedDataGetScalarstar(obj,id,data,flag) \
769: ((((obj)->scalarstarcomposedstate && ((obj)->scalarstarcomposedstate[id] == (obj)->state)) ? \
770: (data = (obj)->scalarstarcomposeddata[id],flag = PETSC_TRUE) : (flag = PETSC_FALSE)),0)
771: #else
772: #define PetscObjectComposedDataGetScalarstar(obj,id,data,flag) \
773: PetscObjectComposedDataGetRealstar(obj,id,data,flag)
774: #endif
776: PETSC_EXTERN PetscErrorCode PetscObjectGetId(PetscObject,PetscObjectId*);
778: PETSC_EXTERN PetscErrorCode PetscMonitorCompare(PetscErrorCode (*)(void),void *,PetscErrorCode (*)(void**),PetscErrorCode (*)(void),void *,PetscErrorCode (*)(void**),PetscBool *);
780: PETSC_EXTERN PetscMPIInt Petsc_Counter_keyval;
781: PETSC_EXTERN PetscMPIInt Petsc_InnerComm_keyval;
782: PETSC_EXTERN PetscMPIInt Petsc_OuterComm_keyval;
783: PETSC_EXTERN PetscMPIInt Petsc_Seq_keyval;
784: PETSC_EXTERN PetscMPIInt Petsc_ShmComm_keyval;
786: /*
787: PETSc communicators have this attribute, see
788: PetscCommDuplicate(), PetscCommDestroy(), PetscCommGetNewTag(), PetscObjectGetName()
789: */
790: typedef struct {
791: PetscMPIInt tag; /* next free tag value */
792: PetscInt refcount; /* number of references, communicator can be freed when this reaches 0 */
793: PetscInt namecount; /* used to generate the next name, as in Vec_0, Mat_1, ... */
794: } PetscCommCounter;
796: /*E
797: PetscOffloadFlag - indicates which memory (CPU, GPU, or none contains valid vector
799: PETSC_OFFLOAD_UNALLOCATED - no memory contains valid matrix entries; NEVER used for vectors
800: PETSC_OFFLOAD_GPU - GPU has valid vector/matrix entries
801: PETSC_OFFLOAD_CPU - CPU has valid vector/matrix entries
802: PETSC_OFFLOAD_BOTH - Both GPU and CPU have valid vector/matrix entries and they match
804: Level: developer
805: E*/
806: typedef enum {PETSC_OFFLOAD_UNALLOCATED,PETSC_OFFLOAD_GPU,PETSC_OFFLOAD_CPU,PETSC_OFFLOAD_BOTH} PetscOffloadFlag;
808: typedef enum {STATE_BEGIN, STATE_PENDING, STATE_END} SRState;
810: typedef enum {PETSC_SR_REDUCE_SUM=0,PETSC_SR_REDUCE_MAX=1,PETSC_SR_REDUCE_MIN=2} PetscSRReductionType;
812: typedef struct {
813: MPI_Comm comm;
814: MPI_Request request;
815: PetscBool async;
816: PetscScalar *lvalues; /* this are the reduced values before call to MPI_Allreduce() */
817: PetscScalar *gvalues; /* values after call to MPI_Allreduce() */
818: void **invecs; /* for debugging only, vector/memory used with each op */
819: PetscInt *reducetype; /* is particular value to be summed or maxed? */
820: SRState state; /* are we calling xxxBegin() or xxxEnd()? */
821: PetscInt maxops; /* total amount of space we have for requests */
822: PetscInt numopsbegin; /* number of requests that have been queued in */
823: PetscInt numopsend; /* number of requests that have been gotten by user */
824: } PetscSplitReduction;
826: PETSC_EXTERN PetscErrorCode PetscSplitReductionGet(MPI_Comm,PetscSplitReduction**);
827: PETSC_EXTERN PetscErrorCode PetscSplitReductionEnd(PetscSplitReduction*);
828: PETSC_EXTERN PetscErrorCode PetscSplitReductionExtend(PetscSplitReduction*);
830: #if !defined(PETSC_SKIP_SPINLOCK)
831: #if defined(PETSC_HAVE_THREADSAFETY)
832: # if defined(PETSC_HAVE_CONCURRENCYKIT)
833: #if defined(__cplusplus)
834: /* CK does not have extern "C" protection in their include files */
835: extern "C" {
836: #endif
837: #include <ck_spinlock.h>
838: #if defined(__cplusplus)
839: }
840: #endif
841: typedef ck_spinlock_t PetscSpinlock;
842: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockCreate(PetscSpinlock *ck_spinlock)
843: {
844: ck_spinlock_init(ck_spinlock);
845: return 0;
846: }
847: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockLock(PetscSpinlock *ck_spinlock)
848: {
849: ck_spinlock_lock(ck_spinlock);
850: return 0;
851: }
852: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockUnlock(PetscSpinlock *ck_spinlock)
853: {
854: ck_spinlock_unlock(ck_spinlock);
855: return 0;
856: }
857: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockDestroy(PetscSpinlock *ck_spinlock)
858: {
859: return 0;
860: }
861: # elif defined(PETSC_HAVE_OPENMP)
863: #include <omp.h>
864: typedef omp_lock_t PetscSpinlock;
865: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockCreate(PetscSpinlock *omp_lock)
866: {
867: omp_init_lock(omp_lock);
868: return 0;
869: }
870: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockLock(PetscSpinlock *omp_lock)
871: {
872: omp_set_lock(omp_lock);
873: return 0;
874: }
875: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockUnlock(PetscSpinlock *omp_lock)
876: {
877: omp_unset_lock(omp_lock);
878: return 0;
879: }
880: PETSC_STATIC_INLINE PetscErrorCode PetscSpinlockDestroy(PetscSpinlock *omp_lock)
881: {
882: omp_destroy_lock(omp_lock);
883: return 0;
884: }
885: #else
886: Thread safety requires either --with-openmp or --download-concurrencykit
887: #endif
889: #else
890: typedef int PetscSpinlock;
891: #define PetscSpinlockCreate(a) 0
892: #define PetscSpinlockLock(a) 0
893: #define PetscSpinlockUnlock(a) 0
894: #define PetscSpinlockDestroy(a) 0
895: #endif
897: #if defined(PETSC_HAVE_THREADSAFETY)
898: PETSC_INTERN PetscSpinlock PetscViewerASCIISpinLockOpen;
899: PETSC_INTERN PetscSpinlock PetscViewerASCIISpinLockStdout;
900: PETSC_INTERN PetscSpinlock PetscViewerASCIISpinLockStderr;
901: PETSC_INTERN PetscSpinlock PetscCommSpinLock;
902: #endif
903: #endif
905: PETSC_EXTERN PetscLogEvent PETSC_Barrier;
906: PETSC_EXTERN PetscLogEvent PETSC_BuildTwoSided;
907: PETSC_EXTERN PetscLogEvent PETSC_BuildTwoSidedF;
909: #if defined(PETSC_HAVE_ADIOS)
910: PETSC_EXTERN int64_t Petsc_adios_group;
911: #endif
913: #endif /* PETSCIMPL_H */