16ea7c6c1SJed Brown // Copyright (c) 2017, Lawrence Livermore National Security, LLC. Produced at 26ea7c6c1SJed Brown // the Lawrence Livermore National Laboratory. LLNL-CODE-734707. All Rights 36ea7c6c1SJed Brown // reserved. See files LICENSE and NOTICE for details. 46ea7c6c1SJed Brown // 56ea7c6c1SJed Brown // This file is part of CEED, a collection of benchmarks, miniapps, software 66ea7c6c1SJed Brown // libraries and APIs for efficient high-order finite element and spectral 76ea7c6c1SJed Brown // element discretizations for exascale applications. For more information and 86ea7c6c1SJed Brown // source code availability see http://github.com/ceed. 96ea7c6c1SJed Brown // 106ea7c6c1SJed Brown // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC, 116ea7c6c1SJed Brown // a collaborative effort of two U.S. Department of Energy organizations (Office 126ea7c6c1SJed Brown // of Science and the National Nuclear Security Administration) responsible for 136ea7c6c1SJed Brown // the planning and preparation of a capable exascale ecosystem, including 146ea7c6c1SJed Brown // software, applications, hardware, advanced system engineering and early 156ea7c6c1SJed Brown // testbed platforms, in support of the nation's exascale computing imperative. 166ea7c6c1SJed Brown 176ea7c6c1SJed Brown #ifndef _ceed_impl_h 186ea7c6c1SJed Brown #define _ceed_impl_h 196ea7c6c1SJed Brown 206ea7c6c1SJed Brown #include <ceed.h> 216ea7c6c1SJed Brown 226ea7c6c1SJed Brown #define CEED_INTERN CEED_EXTERN __attribute__((visibility ("hidden"))) 236ea7c6c1SJed Brown 246ea7c6c1SJed Brown #define CEED_MAX_RESOURCE_LEN 1024 256ea7c6c1SJed Brown #define CEED_ALIGN 64 266ea7c6c1SJed Brown 276ea7c6c1SJed Brown struct Ceed_private { 286ea7c6c1SJed Brown int (*Error)(Ceed, const char *, int, const char *, int, const char *, va_list); 296ea7c6c1SJed Brown int (*Destroy)(Ceed); 306ea7c6c1SJed Brown int (*VecCreate)(Ceed, CeedInt, CeedVector); 316ea7c6c1SJed Brown int (*ElemRestrictionCreate)(CeedElemRestriction, CeedMemType, CeedCopyMode, 326ea7c6c1SJed Brown const CeedInt *); 336ea7c6c1SJed Brown int (*BasisCreateTensorH1)(Ceed, CeedInt, CeedInt, CeedInt, const CeedScalar *, 346ea7c6c1SJed Brown const CeedScalar *, const CeedScalar *, const CeedScalar *, CeedBasis); 356ea7c6c1SJed Brown int (*QFunctionCreate)(CeedQFunction); 366ea7c6c1SJed Brown int (*OperatorCreate)(CeedOperator); 376ea7c6c1SJed Brown void *data; 386ea7c6c1SJed Brown }; 396ea7c6c1SJed Brown 406ea7c6c1SJed Brown /* In the next 3 functions, p has to be the address of a pointer type, i.e. p 416ea7c6c1SJed Brown has to be a pointer to a pointer. */ 42c7c22b02Scamierjs CEED_INTERN int CeedMallocArray(size_t n, size_t unit, void *p); 43c7c22b02Scamierjs CEED_INTERN int CeedCallocArray(size_t n, size_t unit, void *p); 44c7c22b02Scamierjs CEED_INTERN int CeedReallocArray(size_t n, size_t unit, void *p); 45c7c22b02Scamierjs CEED_INTERN int CeedFree(void *p); 466ea7c6c1SJed Brown 476ea7c6c1SJed Brown #define CeedChk(ierr) do { if (ierr) return ierr; } while (0) 486ea7c6c1SJed Brown /* Note that CeedMalloc and CeedCalloc will, generally, return pointers with 496ea7c6c1SJed Brown different memory alignments: CeedMalloc returns pointers aligned at 506ea7c6c1SJed Brown CEED_ALIGN bytes, while CeedCalloc uses the alignment of calloc. */ 51c7c22b02Scamierjs #define CeedMalloc(n, p) CeedMallocArray((n), sizeof(**(p)), p) 52c7c22b02Scamierjs #define CeedCalloc(n, p) CeedCallocArray((n), sizeof(**(p)), p) 53c7c22b02Scamierjs #define CeedRealloc(n, p) CeedReallocArray((n), sizeof(**(p)), p) 546ea7c6c1SJed Brown 556ea7c6c1SJed Brown void CeedDebug(const char *,...); 566ea7c6c1SJed Brown 576ea7c6c1SJed Brown struct CeedVector_private { 586ea7c6c1SJed Brown Ceed ceed; 596ea7c6c1SJed Brown int (*SetArray)(CeedVector, CeedMemType, CeedCopyMode, CeedScalar *); 606ea7c6c1SJed Brown int (*GetArray)(CeedVector, CeedMemType, CeedScalar **); 616ea7c6c1SJed Brown int (*GetArrayRead)(CeedVector, CeedMemType, const CeedScalar **); 626ea7c6c1SJed Brown int (*RestoreArray)(CeedVector, CeedScalar **); 636ea7c6c1SJed Brown int (*RestoreArrayRead)(CeedVector, const CeedScalar **); 646ea7c6c1SJed Brown int (*Destroy)(CeedVector); 656ea7c6c1SJed Brown CeedInt length; 666ea7c6c1SJed Brown void *data; 676ea7c6c1SJed Brown }; 686ea7c6c1SJed Brown 696ea7c6c1SJed Brown struct CeedElemRestriction_private { 706ea7c6c1SJed Brown Ceed ceed; 716ea7c6c1SJed Brown int (*Apply)(CeedElemRestriction, CeedTransposeMode, CeedInt, CeedTransposeMode, 726ea7c6c1SJed Brown CeedVector, CeedVector, CeedRequest *); 736ea7c6c1SJed Brown int (*Destroy)(CeedElemRestriction); 746ea7c6c1SJed Brown CeedInt nelem; /* number of elements */ 756ea7c6c1SJed Brown CeedInt elemsize; /* number of dofs per element */ 766ea7c6c1SJed Brown CeedInt ndof; /* size of the L-vector, can be used for checking for 776ea7c6c1SJed Brown correct vector sizes */ 786ea7c6c1SJed Brown void *data; /* place for the backend to store any data */ 796ea7c6c1SJed Brown }; 806ea7c6c1SJed Brown 816ea7c6c1SJed Brown struct CeedBasis_private { 826ea7c6c1SJed Brown Ceed ceed; 836ea7c6c1SJed Brown int (*Apply)(CeedBasis, CeedTransposeMode, CeedEvalMode, const CeedScalar *, 846ea7c6c1SJed Brown CeedScalar *); 856ea7c6c1SJed Brown int (*Destroy)(CeedBasis); 866ea7c6c1SJed Brown CeedInt dim; 876ea7c6c1SJed Brown CeedInt ndof; 886ea7c6c1SJed Brown CeedInt P1d; 896ea7c6c1SJed Brown CeedInt Q1d; 906ea7c6c1SJed Brown CeedScalar *qref1d; 916ea7c6c1SJed Brown CeedScalar *qweight1d; 926ea7c6c1SJed Brown CeedScalar *interp1d; 936ea7c6c1SJed Brown CeedScalar *grad1d; 94*c01dd730Scamierjs void *data; /* place for the backend to store any data */ 956ea7c6c1SJed Brown }; 966ea7c6c1SJed Brown 976ea7c6c1SJed Brown /* FIXME: The number of in-fields and out-fields may be different? */ 986ea7c6c1SJed Brown /* FIXME: Shouldn't inmode and outmode be per-in-field and per-out-field, 996ea7c6c1SJed Brown respectively? */ 1006ea7c6c1SJed Brown struct CeedQFunction_private { 1016ea7c6c1SJed Brown Ceed ceed; 1026ea7c6c1SJed Brown int (*Apply)(CeedQFunction, void *, CeedInt, const CeedScalar *const *, 1036ea7c6c1SJed Brown CeedScalar *const *); 1046ea7c6c1SJed Brown int (*Destroy)(CeedQFunction); 1056ea7c6c1SJed Brown CeedInt vlength; // Number of quadrature points must be padded to a multiple of vlength 1066ea7c6c1SJed Brown CeedInt nfields; 1076ea7c6c1SJed Brown size_t qdatasize; // Number of bytes of qdata per quadrature point 1086ea7c6c1SJed Brown CeedEvalMode inmode, outmode; 1096ea7c6c1SJed Brown int (*function)(void *, void *, CeedInt, const CeedScalar *const *, 1106ea7c6c1SJed Brown CeedScalar *const *); 1116ea7c6c1SJed Brown const char *focca; 1126ea7c6c1SJed Brown void *ctx; /* user context for function */ 1136ea7c6c1SJed Brown size_t ctxsize; /* size of user context; may be used to copy to a device */ 1146ea7c6c1SJed Brown void *data; /* backend data */ 1156ea7c6c1SJed Brown }; 1166ea7c6c1SJed Brown 1176ea7c6c1SJed Brown struct CeedOperator_private { 1186ea7c6c1SJed Brown Ceed ceed; 1196ea7c6c1SJed Brown int (*Apply)(CeedOperator, CeedVector, CeedVector, CeedVector, CeedRequest *); 1206ea7c6c1SJed Brown int (*ApplyJacobian)(CeedOperator, CeedVector, CeedVector, CeedVector, 1216ea7c6c1SJed Brown CeedVector, CeedRequest *); 1226ea7c6c1SJed Brown int (*GetQData)(CeedOperator, CeedVector *); 1236ea7c6c1SJed Brown int (*Destroy)(CeedOperator); 1246ea7c6c1SJed Brown CeedElemRestriction Erestrict; 1256ea7c6c1SJed Brown CeedBasis basis; 1266ea7c6c1SJed Brown CeedQFunction qf; 1276ea7c6c1SJed Brown CeedQFunction dqf; 1286ea7c6c1SJed Brown CeedQFunction dqfT; 1296ea7c6c1SJed Brown void *data; 1306ea7c6c1SJed Brown }; 1316ea7c6c1SJed Brown 1326ea7c6c1SJed Brown #endif 133