xref: /libCEED/interface/ceed-fortran.c (revision cd1fe911150d030db934c06854606f7f074fc302)
1 // Copyright (c) 2017-2018, Lawrence Livermore National Security, LLC.
2 // Produced at the Lawrence Livermore National Laboratory. LLNL-CODE-734707.
3 // All Rights reserved. See files LICENSE and NOTICE for details.
4 //
5 // This file is part of CEED, a collection of benchmarks, miniapps, software
6 // libraries and APIs for efficient high-order finite element and spectral
7 // element discretizations for exascale applications. For more information and
8 // source code availability see http://github.com/ceed.
9 //
10 // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC,
11 // a collaborative effort of two U.S. Department of Energy organizations (Office
12 // of Science and the National Nuclear Security Administration) responsible for
13 // the planning and preparation of a capable exascale ecosystem, including
14 // software, applications, hardware, advanced system engineering and early
15 // testbed platforms, in support of the nation's exascale computing imperative.
16 
17 // Fortran interface
18 #include <ceed.h>
19 #include <ceed-impl.h>
20 #include <ceed-backend.h>
21 #include <ceed-fortran-name.h>
22 #include <stdlib.h>
23 #include <string.h>
24 
25 #define FORTRAN_REQUEST_IMMEDIATE -1
26 #define FORTRAN_REQUEST_ORDERED -2
27 #define FORTRAN_NULL -3
28 #define FORTRAN_STRIDES_BACKEND -4
29 #define FORTRAN_VECTOR_ACTIVE -5
30 #define FORTRAN_VECTOR_NONE -6
31 #define FORTRAN_ELEMRESTRICTION_NONE -7
32 #define FORTRAN_BASIS_COLLOCATED -8
33 #define FORTRAN_QFUNCTION_NONE -9
34 
35 static Ceed *Ceed_dict = NULL;
36 static int Ceed_count = 0;
37 static int Ceed_n = 0;
38 static int Ceed_count_max = 0;
39 
40 // This test should actually be for the gfortran version, but we don't currently
41 // have a configure system to determine that (TODO).  At present, this will use
42 // the smaller integer when run with clang+gfortran=8, for example.  (That is
43 // sketchy, but will likely work for users that don't have huge character
44 // strings.)
45 #if __GNUC__ >= 8
46 typedef size_t fortran_charlen_t;
47 #else
48 typedef int fortran_charlen_t;
49 #endif
50 
51 #define Splice(a, b) a ## b
52 
53 // Fortran strings are generally unterminated and the length is passed as an
54 // extra argument after all the normal arguments.  Some compilers (I only know
55 // of Windows) place the length argument immediately after the string parameter
56 // (TODO).
57 //
58 // We can't just NULL-terminate the string in-place because that could overwrite
59 // other strings or attempt to write to read-only memory.  This macro allocates
60 // a string to hold the null-terminated version of the string that C expects.
61 #define FIX_STRING(stringname)                                          \
62   char Splice(stringname, _c)[1024];                                    \
63   if (Splice(stringname, _len) > 1023)                                  \
64     CeedError(NULL, 1, "Fortran string length too long %zd", (size_t)Splice(stringname, _len)); \
65   strncpy(Splice(stringname, _c), stringname, Splice(stringname, _len)); \
66   Splice(stringname, _c)[Splice(stringname, _len)] = 0;                 \
67 
68 // -----------------------------------------------------------------------------
69 // Ceed
70 // -----------------------------------------------------------------------------
71 #define fCeedInit FORTRAN_NAME(ceedinit,CEEDINIT)
72 void fCeedInit(const char *resource, int *ceed, int *err,
73                fortran_charlen_t resource_len) {
74   FIX_STRING(resource);
75   if (Ceed_count == Ceed_count_max) {
76     Ceed_count_max += Ceed_count_max/2 + 1;
77     CeedRealloc(Ceed_count_max, &Ceed_dict);
78   }
79 
80   Ceed *ceed_ = &Ceed_dict[Ceed_count];
81   *err = CeedInit(resource_c, ceed_);
82 
83   if (*err == 0) {
84     *ceed = Ceed_count++;
85     Ceed_n++;
86   }
87 }
88 
89 #define fCeedIsDeterministic \
90     FORTRAN_NAME(ceedisdeterministic,CEEDISDETERMINISTIC)
91 void fCeedIsDeterministic(int *ceed, int *isDeterministic, int *err) {
92   *err = CeedIsDeterministic(Ceed_dict[*ceed], (bool *)isDeterministic);
93 }
94 
95 #define fCeedGetPreferredMemType \
96     FORTRAN_NAME(ceedgetpreferredmemtype,CEEDGETPREFERREDMEMTYPE)
97 void fCeedGetPreferredMemType(int *ceed, int *type, int *err) {
98   *err = CeedGetPreferredMemType(Ceed_dict[*ceed], (CeedMemType *)type);
99 }
100 
101 #define fCeedView FORTRAN_NAME(ceedview,CEEDVIEW)
102 void fCeedView(int *ceed, int *err) {
103   *err = CeedView(Ceed_dict[*ceed], stdout);
104 }
105 
106 #define fCeedDestroy FORTRAN_NAME(ceeddestroy,CEEDDESTROY)
107 void fCeedDestroy(int *ceed, int *err) {
108   if (Ceed_n == 0 || !Ceed_dict[*ceed]) return;
109   *err = CeedDestroy(&Ceed_dict[*ceed]);
110 
111   if (*err == 0) {
112     Ceed_n--;
113     if (Ceed_n == 0) {
114       CeedFree(&Ceed_dict);
115       Ceed_count = 0;
116       Ceed_count_max = 0;
117     }
118   }
119 }
120 
121 // -----------------------------------------------------------------------------
122 // CeedVector
123 // -----------------------------------------------------------------------------
124 static CeedVector *CeedVector_dict = NULL;
125 static int CeedVector_count = 0;
126 static int CeedVector_n = 0;
127 static int CeedVector_count_max = 0;
128 
129 #define fCeedVectorCreate FORTRAN_NAME(ceedvectorcreate,CEEDVECTORCREATE)
130 void fCeedVectorCreate(int *ceed, int *length, int *vec, int *err) {
131   if (CeedVector_count == CeedVector_count_max) {
132     CeedVector_count_max += CeedVector_count_max/2 + 1;
133     CeedRealloc(CeedVector_count_max, &CeedVector_dict);
134   }
135 
136   CeedVector *vec_ = &CeedVector_dict[CeedVector_count];
137   *err = CeedVectorCreate(Ceed_dict[*ceed], *length, vec_);
138 
139   if (*err == 0) {
140     *vec = CeedVector_count++;
141     CeedVector_n++;
142   }
143 }
144 
145 #define fCeedVectorSetArray FORTRAN_NAME(ceedvectorsetarray,CEEDVECTORSETARRAY)
146 void fCeedVectorSetArray(int *vec, int *memtype, int *copymode,
147                          CeedScalar *array, int64_t *offset, int *err) {
148   *err = CeedVectorSetArray(CeedVector_dict[*vec], (CeedMemType)*memtype,
149                             (CeedCopyMode)*copymode,
150                             (CeedScalar *)(array + *offset));
151 }
152 
153 #define fCeedVectorTakeArray FORTRAN_NAME(ceedvectortakearray,CEEDVECTORTAKEARRAY)
154 void fCeedVectorTakeArray(int *vec, int *memtype, CeedScalar *array,
155                           int64_t *offset, int *err) {
156   CeedScalar *b;
157   CeedVector vec_ = CeedVector_dict[*vec];
158   *err = CeedVectorTakeArray(vec_, (CeedMemType)*memtype, &b);
159   *offset = b - array;
160 }
161 
162 #define fCeedVectorSyncArray FORTRAN_NAME(ceedvectorsyncarray,CEEDVECTORSYNCARRAY)
163 void fCeedVectorSyncArray(int *vec, int *memtype, int *err) {
164   *err = CeedVectorSyncArray(CeedVector_dict[*vec], (CeedMemType)*memtype);
165 }
166 
167 #define fCeedVectorSetValue FORTRAN_NAME(ceedvectorsetvalue,CEEDVECTORSETVALUE)
168 void fCeedVectorSetValue(int *vec, CeedScalar *value, int *err) {
169   *err = CeedVectorSetValue(CeedVector_dict[*vec], *value);
170 }
171 
172 #define fCeedVectorGetArray FORTRAN_NAME(ceedvectorgetarray,CEEDVECTORGETARRAY)
173 void fCeedVectorGetArray(int *vec, int *memtype, CeedScalar *array,
174                          int64_t *offset, int *err) {
175   CeedScalar *b;
176   CeedVector vec_ = CeedVector_dict[*vec];
177   *err = CeedVectorGetArray(vec_, (CeedMemType)*memtype, &b);
178   *offset = b - array;
179 }
180 
181 #define fCeedVectorGetArrayRead \
182     FORTRAN_NAME(ceedvectorgetarrayread,CEEDVECTORGETARRAYREAD)
183 void fCeedVectorGetArrayRead(int *vec, int *memtype, CeedScalar *array,
184                              int64_t *offset, int *err) {
185   const CeedScalar *b;
186   CeedVector vec_ = CeedVector_dict[*vec];
187   *err = CeedVectorGetArrayRead(vec_, (CeedMemType)*memtype, &b);
188   *offset = b - array;
189 }
190 
191 #define fCeedVectorRestoreArray \
192     FORTRAN_NAME(ceedvectorrestorearray,CEEDVECTORRESTOREARRAY)
193 void fCeedVectorRestoreArray(int *vec, CeedScalar *array,
194                              int64_t *offset, int *err) {
195   *err = CeedVectorRestoreArray(CeedVector_dict[*vec], &array);
196   *offset = 0;
197 }
198 
199 #define fCeedVectorRestoreArrayRead \
200     FORTRAN_NAME(ceedvectorrestorearrayread,CEEDVECTORRESTOREARRAYREAD)
201 void fCeedVectorRestoreArrayRead(int *vec, const CeedScalar *array,
202                                  int64_t *offset, int *err) {
203   *err = CeedVectorRestoreArrayRead(CeedVector_dict[*vec], &array);
204   *offset = 0;
205 }
206 
207 #define fCeedVectorNorm \
208     FORTRAN_NAME(ceedvectornorm,CEEDVECTORNORM)
209 void fCeedVectorNorm(int *vec, int *type, CeedScalar *norm, int *err) {
210   *err = CeedVectorNorm(CeedVector_dict[*vec], (CeedNormType)*type, norm);
211 }
212 
213 #define fCeedVectorView FORTRAN_NAME(ceedvectorview,CEEDVECTORVIEW)
214 void fCeedVectorView(int *vec, int *err) {
215   *err = CeedVectorView(CeedVector_dict[*vec], "%12.8f", stdout);
216 }
217 
218 #define fCeedVectorDestroy FORTRAN_NAME(ceedvectordestroy,CEEDVECTORDESTROY)
219 void fCeedVectorDestroy(int *vec, int *err) {
220   if (CeedVector_n == 0 || !CeedVector_dict[*vec]) return;
221   *err = CeedVectorDestroy(&CeedVector_dict[*vec]);
222 
223   if (*err == 0) {
224     CeedVector_n--;
225     if (CeedVector_n == 0) {
226       CeedFree(&CeedVector_dict);
227       CeedVector_count = 0;
228       CeedVector_count_max = 0;
229     }
230   }
231 }
232 
233 // -----------------------------------------------------------------------------
234 // CeedElemRestriction
235 // -----------------------------------------------------------------------------
236 static CeedElemRestriction *CeedElemRestriction_dict = NULL;
237 static int CeedElemRestriction_count = 0;
238 static int CeedElemRestriction_n = 0;
239 static int CeedElemRestriction_count_max = 0;
240 
241 #define fCeedElemRestrictionCreate \
242     FORTRAN_NAME(ceedelemrestrictioncreate, CEEDELEMRESTRICTIONCREATE)
243 void fCeedElemRestrictionCreate(int *ceed, int *nelements, int *esize,
244                                 int *ncomp, int *compstride, int *lsize,
245                                 int *memtype, int *copymode, const int *offsets,
246                                 int *elemrestriction, int *err) {
247   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
248     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
249     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
250   }
251 
252   const int *offsets_ = offsets;
253 
254   CeedElemRestriction *elemrestriction_ =
255     &CeedElemRestriction_dict[CeedElemRestriction_count];
256   *err = CeedElemRestrictionCreate(Ceed_dict[*ceed], *nelements, *esize,
257                                    *ncomp, *compstride, *lsize,
258                                    (CeedMemType)*memtype,
259                                    (CeedCopyMode)*copymode, offsets_,
260                                    elemrestriction_);
261 
262   if (*err == 0) {
263     *elemrestriction = CeedElemRestriction_count++;
264     CeedElemRestriction_n++;
265   }
266 }
267 
268 #define fCeedElemRestrictionCreateStrided \
269     FORTRAN_NAME(ceedelemrestrictioncreatestrided, CEEDELEMRESTRICTIONCREATESTRIDED)
270 void fCeedElemRestrictionCreateStrided(int *ceed, int *nelements, int *esize,
271                                        int *ncomp, int *lsize, int *strides,
272                                        int *elemrestriction, int *err) {
273   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
274     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
275     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
276   }
277 
278   CeedElemRestriction *elemrestriction_ =
279     &CeedElemRestriction_dict[CeedElemRestriction_count];
280   *err = CeedElemRestrictionCreateStrided(Ceed_dict[*ceed], *nelements, *esize,
281                                           *ncomp, *lsize,
282                                           *strides == FORTRAN_STRIDES_BACKEND ?
283                                           CEED_STRIDES_BACKEND : strides,
284                                           elemrestriction_);
285   if (*err == 0) {
286     *elemrestriction = CeedElemRestriction_count++;
287     CeedElemRestriction_n++;
288   }
289 }
290 
291 #define fCeedElemRestrictionCreateBlocked \
292     FORTRAN_NAME(ceedelemrestrictioncreateblocked,CEEDELEMRESTRICTIONCREATEBLOCKED)
293 void fCeedElemRestrictionCreateBlocked(int *ceed, int *nelements, int *esize,
294                                        int *blocksize, int *ncomp,
295                                        int *compstride, int *lsize,
296                                        int *mtype, int *cmode,
297                                        int *blkindices, int *elemrestriction,
298                                        int *err) {
299 
300   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
301     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
302     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
303   }
304 
305   CeedElemRestriction *elemrestriction_ =
306     &CeedElemRestriction_dict[CeedElemRestriction_count];
307   *err = CeedElemRestrictionCreateBlocked(Ceed_dict[*ceed],
308                                           *nelements, *esize, *blocksize,
309                                           *ncomp, *compstride, *lsize,
310                                           (CeedMemType)*mtype,
311                                           (CeedCopyMode)*cmode, blkindices,
312                                           elemrestriction_);
313 
314   if (*err == 0) {
315     *elemrestriction = CeedElemRestriction_count++;
316     CeedElemRestriction_n++;
317   }
318 }
319 
320 #define fCeedElemRestrictionCreateBlockedStrided \
321     FORTRAN_NAME(ceedelemrestrictioncreateblockedstrided, CEEDELEMRESTRICTIONCREATEBLOCKEDSTRIDED)
322 void fCeedElemRestrictionCreateBlockedStrided(int *ceed, int *nelements,
323     int *esize, int *blksize, int *ncomp, int *lsize, int *strides,
324     int *elemrestriction, int *err) {
325   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
326     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
327     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
328   }
329 
330   CeedElemRestriction *elemrestriction_ =
331     &CeedElemRestriction_dict[CeedElemRestriction_count];
332   *err = CeedElemRestrictionCreateBlockedStrided(Ceed_dict[*ceed], *nelements,
333          *esize, *blksize, *ncomp, *lsize, strides, elemrestriction_);
334   if (*err == 0) {
335     *elemrestriction = CeedElemRestriction_count++;
336     CeedElemRestriction_n++;
337   }
338 }
339 
340 static CeedRequest *CeedRequest_dict = NULL;
341 static int CeedRequest_count = 0;
342 static int CeedRequest_n = 0;
343 static int CeedRequest_count_max = 0;
344 
345 #define fCeedElemRestrictionApply \
346     FORTRAN_NAME(ceedelemrestrictionapply,CEEDELEMRESTRICTIONAPPLY)
347 void fCeedElemRestrictionApply(int *elemr, int *tmode, int *uvec, int *ruvec,
348                                int *rqst, int *err) {
349   int createRequest = 1;
350   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
351   if (*rqst == FORTRAN_REQUEST_IMMEDIATE || *rqst == FORTRAN_REQUEST_ORDERED)
352     createRequest = 0;
353 
354   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
355     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
356     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
357   }
358 
359   CeedRequest *rqst_;
360   if      (*rqst == FORTRAN_REQUEST_IMMEDIATE) rqst_ = CEED_REQUEST_IMMEDIATE;
361   else if (*rqst == FORTRAN_REQUEST_ORDERED  ) rqst_ = CEED_REQUEST_ORDERED;
362   else rqst_ = &CeedRequest_dict[CeedRequest_count];
363 
364   *err = CeedElemRestrictionApply(CeedElemRestriction_dict[*elemr],
365                                   (CeedTransposeMode)*tmode,
366                                   CeedVector_dict[*uvec],
367                                   CeedVector_dict[*ruvec], rqst_);
368 
369   if (*err == 0 && createRequest) {
370     *rqst = CeedRequest_count++;
371     CeedRequest_n++;
372   }
373 }
374 
375 #define fCeedElemRestrictionApplyBlock \
376     FORTRAN_NAME(ceedelemrestrictionapplyblock,CEEDELEMRESTRICTIONAPPLYBLOCK)
377 void fCeedElemRestrictionApplyBlock(int *elemr, int *block, int *tmode,
378                                     int *uvec, int *ruvec, int *rqst, int *err) {
379   int createRequest = 1;
380   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
381   if (*rqst == FORTRAN_REQUEST_IMMEDIATE || *rqst == FORTRAN_REQUEST_ORDERED)
382     createRequest = 0;
383 
384   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
385     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
386     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
387   }
388 
389   CeedRequest *rqst_;
390   if      (*rqst == FORTRAN_REQUEST_IMMEDIATE) rqst_ = CEED_REQUEST_IMMEDIATE;
391   else if (*rqst == FORTRAN_REQUEST_ORDERED  ) rqst_ = CEED_REQUEST_ORDERED;
392   else rqst_ = &CeedRequest_dict[CeedRequest_count];
393 
394   *err = CeedElemRestrictionApplyBlock(CeedElemRestriction_dict[*elemr], *block,
395                                        (CeedTransposeMode)*tmode, CeedVector_dict[*uvec],
396                                        CeedVector_dict[*ruvec], rqst_);
397 
398   if (*err == 0 && createRequest) {
399     *rqst = CeedRequest_count++;
400     CeedRequest_n++;
401   }
402 }
403 
404 #define fCeedElemRestrictionGetMultiplicity \
405     FORTRAN_NAME(ceedelemrestrictiongetmultiplicity,CEEDELEMRESTRICTIONGETMULTIPLICITY)
406 void fCeedElemRestrictionGetMultiplicity(int *elemr, int *mult, int *err) {
407   *err = CeedElemRestrictionGetMultiplicity(CeedElemRestriction_dict[*elemr],
408          CeedVector_dict[*mult]);
409 }
410 
411 #define fCeedElemRestrictionGetELayout \
412     FORTRAN_NAME(ceedelemrestrictiongetelayout,CEEDELEMRESTRICTIONGETELAYOUT)
413 void fCeedElemRestrictionGetELayout(int *elemr, int *layout, int *err) {
414   CeedInt layout_c[3];
415   *err = CeedElemRestrictionGetELayout(CeedElemRestriction_dict[*elemr],
416                                        &layout_c);
417   for (int i=0; i<3; i++)
418     layout[i] = layout_c[i];
419 }
420 
421 #define fCeedElemRestrictionView \
422     FORTRAN_NAME(ceedelemrestrictionview,CEEDELEMRESTRICTIONVIEW)
423 void fCeedElemRestrictionView(int *elemr, int *err) {
424   *err = CeedElemRestrictionView(CeedElemRestriction_dict[*elemr], stdout);
425 }
426 
427 #define fCeedRequestWait FORTRAN_NAME(ceedrequestwait, CEEDREQUESTWAIT)
428 void fCeedRequestWait(int *rqst, int *err) {
429   // TODO Uncomment this once CeedRequestWait is implemented
430   //*err = CeedRequestWait(&CeedRequest_dict[*rqst]);
431 
432   if (*err == 0) {
433     CeedRequest_n--;
434     if (CeedRequest_n == 0) {
435       CeedFree(&CeedRequest_dict);
436       CeedRequest_count = 0;
437       CeedRequest_count_max = 0;
438     }
439   }
440 }
441 
442 #define fCeedElemRestrictionDestroy \
443     FORTRAN_NAME(ceedelemrestrictiondestroy,CEEDELEMRESTRICTIONDESTROY)
444 void fCeedElemRestrictionDestroy(int *elem, int *err) {
445   if (CeedElemRestriction_n == 0 || !CeedElemRestriction_dict[*elem]) return;
446   *err = CeedElemRestrictionDestroy(&CeedElemRestriction_dict[*elem]);
447 
448   if (*err == 0) {
449     CeedElemRestriction_n--;
450     if (CeedElemRestriction_n == 0) {
451       CeedFree(&CeedElemRestriction_dict);
452       CeedElemRestriction_count = 0;
453       CeedElemRestriction_count_max = 0;
454     }
455   }
456 }
457 
458 // -----------------------------------------------------------------------------
459 // CeedBasis
460 // -----------------------------------------------------------------------------
461 static CeedBasis *CeedBasis_dict = NULL;
462 static int CeedBasis_count = 0;
463 static int CeedBasis_n = 0;
464 static int CeedBasis_count_max = 0;
465 
466 #define fCeedBasisCreateTensorH1Lagrange \
467     FORTRAN_NAME(ceedbasiscreatetensorh1lagrange, CEEDBASISCREATETENSORH1LAGRANGE)
468 void fCeedBasisCreateTensorH1Lagrange(int *ceed, int *dim,
469                                       int *ncomp, int *P, int *Q, int *quadmode,
470                                       int *basis, int *err) {
471   if (CeedBasis_count == CeedBasis_count_max) {
472     CeedBasis_count_max += CeedBasis_count_max/2 + 1;
473     CeedRealloc(CeedBasis_count_max, &CeedBasis_dict);
474   }
475 
476   *err = CeedBasisCreateTensorH1Lagrange(Ceed_dict[*ceed], *dim, *ncomp, *P, *Q,
477                                          (CeedQuadMode)*quadmode,
478                                          &CeedBasis_dict[CeedBasis_count]);
479 
480   if (*err == 0) {
481     *basis = CeedBasis_count++;
482     CeedBasis_n++;
483   }
484 }
485 
486 #define fCeedBasisCreateTensorH1 \
487     FORTRAN_NAME(ceedbasiscreatetensorh1, CEEDBASISCREATETENSORH1)
488 void fCeedBasisCreateTensorH1(int *ceed, int *dim, int *ncomp, int *P1d,
489                               int *Q1d, const CeedScalar *interp1d,
490                               const CeedScalar *grad1d,
491                               const CeedScalar *qref1d,
492                               const CeedScalar *qweight1d, int *basis,
493                               int *err) {
494   if (CeedBasis_count == CeedBasis_count_max) {
495     CeedBasis_count_max += CeedBasis_count_max/2 + 1;
496     CeedRealloc(CeedBasis_count_max, &CeedBasis_dict);
497   }
498 
499   *err = CeedBasisCreateTensorH1(Ceed_dict[*ceed], *dim, *ncomp, *P1d, *Q1d,
500                                  interp1d, grad1d, qref1d, qweight1d,
501                                  &CeedBasis_dict[CeedBasis_count]);
502 
503   if (*err == 0) {
504     *basis = CeedBasis_count++;
505     CeedBasis_n++;
506   }
507 }
508 
509 #define fCeedBasisCreateH1 \
510     FORTRAN_NAME(ceedbasiscreateh1, CEEDBASISCREATEH1)
511 void fCeedBasisCreateH1(int *ceed, int *topo, int *ncomp, int *nnodes,
512                         int *nqpts, const CeedScalar *interp,
513                         const CeedScalar *grad, const CeedScalar *qref,
514                         const CeedScalar *qweight, int *basis, int *err) {
515   if (CeedBasis_count == CeedBasis_count_max) {
516     CeedBasis_count_max += CeedBasis_count_max/2 + 1;
517     CeedRealloc(CeedBasis_count_max, &CeedBasis_dict);
518   }
519 
520   *err = CeedBasisCreateH1(Ceed_dict[*ceed], (CeedElemTopology)*topo, *ncomp,
521                            *nnodes, *nqpts, interp, grad, qref, qweight,
522                            &CeedBasis_dict[CeedBasis_count]);
523 
524   if (*err == 0) {
525     *basis = CeedBasis_count++;
526     CeedBasis_n++;
527   }
528 }
529 
530 #define fCeedBasisView FORTRAN_NAME(ceedbasisview, CEEDBASISVIEW)
531 void fCeedBasisView(int *basis, int *err) {
532   *err = CeedBasisView(CeedBasis_dict[*basis], stdout);
533 }
534 
535 #define fCeedQRFactorization \
536     FORTRAN_NAME(ceedqrfactorization, CEEDQRFACTORIZATION)
537 void fCeedQRFactorization(int *ceed, CeedScalar *mat, CeedScalar *tau, int *m,
538                           int *n, int *err) {
539   *err = CeedQRFactorization(Ceed_dict[*ceed], mat, tau, *m, *n);
540 }
541 
542 #define fCeedSymmetricSchurDecomposition \
543     FORTRAN_NAME(ceedsymmetricschurdecomposition, CEEDSYMMETRICSCHURDECOMPOSITION)
544 void fCeedSymmetricSchurDecomposition(int *ceed, CeedScalar *mat,
545                                       CeedScalar *lambda, int *n, int *err) {
546   *err = CeedSymmetricSchurDecomposition(Ceed_dict[*ceed], mat, lambda, *n);
547 }
548 
549 #define fCeedSimultaneousDiagonalization \
550     FORTRAN_NAME(ceedsimultaneousdiagonalization, CEEDSIMULTANEOUSDIAGONALIZATION)
551 void fCeedSimultaneousDiagonalization(int *ceed, CeedScalar *matA,
552                                       CeedScalar *matB, CeedScalar *x,
553                                       CeedScalar *lambda, int *n, int *err) {
554   *err = CeedSimultaneousDiagonalization(Ceed_dict[*ceed], matA, matB, x,
555                                          lambda, *n);
556 }
557 
558 #define fCeedBasisGetCollocatedGrad \
559     FORTRAN_NAME(ceedbasisgetcollocatedgrad, CEEDBASISGETCOLLOCATEDGRAD)
560 void fCeedBasisGetCollocatedGrad(int *basis, CeedScalar *colograd1d,
561                                  int *err) {
562   *err = CeedBasisGetCollocatedGrad(CeedBasis_dict[*basis], colograd1d);
563 }
564 
565 #define fCeedBasisApply FORTRAN_NAME(ceedbasisapply, CEEDBASISAPPLY)
566 void fCeedBasisApply(int *basis, int *nelem, int *tmode, int *emode,
567                      int *u, int *v, int *err) {
568   *err = CeedBasisApply(CeedBasis_dict[*basis], *nelem, (CeedTransposeMode)*tmode,
569                         (CeedEvalMode)*emode,
570                         *u == FORTRAN_VECTOR_NONE ? CEED_VECTOR_NONE : CeedVector_dict[*u],
571                         CeedVector_dict[*v]);
572 }
573 
574 #define fCeedBasisGetNumNodes \
575     FORTRAN_NAME(ceedbasisgetnumnodes, CEEDBASISGETNUMNODES)
576 void fCeedBasisGetNumNodes(int *basis, int *P, int *err) {
577   *err = CeedBasisGetNumNodes(CeedBasis_dict[*basis], P);
578 }
579 
580 #define fCeedBasisGetNumQuadraturePoints \
581     FORTRAN_NAME(ceedbasisgetnumquadraturepoints, CEEDBASISGETNUMQUADRATUREPOINTS)
582 void fCeedBasisGetNumQuadraturePoints(int *basis, int *Q, int *err) {
583   *err = CeedBasisGetNumQuadraturePoints(CeedBasis_dict[*basis], Q);
584 }
585 
586 #define fCeedBasisDestroy FORTRAN_NAME(ceedbasisdestroy,CEEDBASISDESTROY)
587 void fCeedBasisDestroy(int *basis, int *err) {
588   if (CeedBasis_n == 0 || ! CeedBasis_dict[*basis]) return;
589   *err = CeedBasisDestroy(&CeedBasis_dict[*basis]);
590 
591   if (*err == 0) {
592     CeedBasis_n--;
593     if (CeedBasis_n == 0) {
594       CeedFree(&CeedBasis_dict);
595       CeedBasis_count = 0;
596       CeedBasis_count_max = 0;
597     }
598   }
599 }
600 
601 #define fCeedGaussQuadrature FORTRAN_NAME(ceedgaussquadrature, CEEDGAUSSQUADRATURE)
602 void fCeedGaussQuadrature(int *Q, CeedScalar *qref1d, CeedScalar *qweight1d,
603                           int *err) {
604   *err = CeedGaussQuadrature(*Q, qref1d, qweight1d);
605 }
606 
607 #define fCeedLobattoQuadrature \
608     FORTRAN_NAME(ceedlobattoquadrature, CEEDLOBATTOQUADRATURE)
609 void fCeedLobattoQuadrature(int *Q, CeedScalar *qref1d, CeedScalar *qweight1d,
610                             int *err) {
611   *err = CeedLobattoQuadrature(*Q, qref1d, qweight1d);
612 }
613 
614 // -----------------------------------------------------------------------------
615 // CeedQFunction
616 // -----------------------------------------------------------------------------
617 static CeedQFunction *CeedQFunction_dict = NULL;
618 static int CeedQFunction_count = 0;
619 static int CeedQFunction_n = 0;
620 static int CeedQFunction_count_max = 0;
621 
622 static int CeedQFunctionFortranStub(void *ctx, int nq,
623                                     const CeedScalar *const *u,
624                                     CeedScalar *const *v) {
625   fContext *fctx = ctx;
626   int ierr;
627 
628   CeedScalar *ctx_ = (CeedScalar *) fctx->innerctx;
629   fctx->f((void *)ctx_,&nq,u[0],u[1],u[2],u[3],u[4],u[5],u[6],
630           u[7],u[8],u[9],u[10],u[11],u[12],u[13],u[14],u[15],
631           v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],
632           v[10],v[11],v[12],v[13],v[14],v[15],&ierr);
633   return ierr;
634 }
635 
636 #define fCeedQFunctionCreateInterior \
637     FORTRAN_NAME(ceedqfunctioncreateinterior, CEEDQFUNCTIONCREATEINTERIOR)
638 void fCeedQFunctionCreateInterior(int *ceed, int *vlength,
639                                   void (*f)(void *ctx, int *nq,
640                                       const CeedScalar *u,const CeedScalar *u1,
641                                       const CeedScalar *u2,const CeedScalar *u3,
642                                       const CeedScalar *u4,const CeedScalar *u5,
643                                       const CeedScalar *u6,const CeedScalar *u7,
644                                       const CeedScalar *u8,const CeedScalar *u9,
645                                       const CeedScalar *u10,const CeedScalar *u11,
646                                       const CeedScalar *u12,const CeedScalar *u13,
647                                       const CeedScalar *u14,const CeedScalar *u15,
648                                       CeedScalar *v,CeedScalar *v1,CeedScalar *v2,
649                                       CeedScalar *v3,CeedScalar *v4,
650                                       CeedScalar *v5,CeedScalar *v6,
651                                       CeedScalar *v7,CeedScalar *v8,
652                                       CeedScalar *v9,CeedScalar *v10,
653                                       CeedScalar *v11,CeedScalar *v12,
654                                       CeedScalar *v13,CeedScalar *v14,
655                                       CeedScalar *v15,int *err),
656                                   const char *source, int *qf, int *err,
657                                   fortran_charlen_t source_len) {
658   FIX_STRING(source);
659   if (CeedQFunction_count == CeedQFunction_count_max) {
660     CeedQFunction_count_max += CeedQFunction_count_max/2 + 1;
661     CeedRealloc(CeedQFunction_count_max, &CeedQFunction_dict);
662   }
663 
664   CeedQFunction *qf_ = &CeedQFunction_dict[CeedQFunction_count];
665   *err = CeedQFunctionCreateInterior(Ceed_dict[*ceed], *vlength,
666                                      CeedQFunctionFortranStub, source_c, qf_);
667 
668   if (*err == 0) {
669     *qf = CeedQFunction_count++;
670     CeedQFunction_n++;
671   }
672 
673   fContext *fctx;
674   *err = CeedMalloc(1, &fctx);
675   if (*err) return;
676   fctx->f = f; fctx->innerctx = NULL; fctx->innerctxsize = 0;
677 
678   *err = CeedQFunctionSetContext(*qf_, fctx, sizeof(fContext));
679 
680   (*qf_)->fortranstatus = true;
681 }
682 
683 #define fCeedQFunctionCreateInteriorByName \
684     FORTRAN_NAME(ceedqfunctioncreateinteriorbyname, CEEDQFUNCTIONCREATEINTERIORBYNAME)
685 void fCeedQFunctionCreateInteriorByName(int *ceed, const char *name, int *qf,
686                                         int *err, fortran_charlen_t name_len) {
687   FIX_STRING(name);
688   if (CeedQFunction_count == CeedQFunction_count_max) {
689     CeedQFunction_count_max += CeedQFunction_count_max/2 + 1;
690     CeedRealloc(CeedQFunction_count_max, &CeedQFunction_dict);
691   }
692 
693   CeedQFunction *qf_ = &CeedQFunction_dict[CeedQFunction_count];
694   *err = CeedQFunctionCreateInteriorByName(Ceed_dict[*ceed], name_c, qf_);
695 
696   if (*err == 0) {
697     *qf = CeedQFunction_count++;
698     CeedQFunction_n++;
699   }
700 }
701 
702 #define fCeedQFunctionCreateIdentity \
703     FORTRAN_NAME(ceedqfunctioncreateidentity, CEEDQFUNCTIONCREATEIDENTITY)
704 void fCeedQFunctionCreateIdentity(int *ceed, int *size, int *inmode,
705                                   int *outmode, int *qf, int *err) {
706   if (CeedQFunction_count == CeedQFunction_count_max) {
707     CeedQFunction_count_max += CeedQFunction_count_max/2 + 1;
708     CeedRealloc(CeedQFunction_count_max, &CeedQFunction_dict);
709   }
710 
711   CeedQFunction *qf_ = &CeedQFunction_dict[CeedQFunction_count];
712   *err = CeedQFunctionCreateIdentity(Ceed_dict[*ceed], *size,
713                                      (CeedEvalMode)*inmode,
714                                      (CeedEvalMode)*outmode, qf_);
715 
716   if (*err == 0) {
717     *qf = CeedQFunction_count++;
718     CeedQFunction_n++;
719   }
720 }
721 
722 #define fCeedQFunctionAddInput \
723     FORTRAN_NAME(ceedqfunctionaddinput,CEEDQFUNCTIONADDINPUT)
724 void fCeedQFunctionAddInput(int *qf, const char *fieldname,
725                             CeedInt *ncomp, CeedEvalMode *emode, int *err,
726                             fortran_charlen_t fieldname_len) {
727   FIX_STRING(fieldname);
728   CeedQFunction qf_ = CeedQFunction_dict[*qf];
729 
730   *err = CeedQFunctionAddInput(qf_, fieldname_c, *ncomp, *emode);
731 }
732 
733 #define fCeedQFunctionAddOutput \
734     FORTRAN_NAME(ceedqfunctionaddoutput,CEEDQFUNCTIONADDOUTPUT)
735 void fCeedQFunctionAddOutput(int *qf, const char *fieldname,
736                              CeedInt *ncomp, CeedEvalMode *emode, int *err,
737                              fortran_charlen_t fieldname_len) {
738   FIX_STRING(fieldname);
739   CeedQFunction qf_ = CeedQFunction_dict[*qf];
740 
741   *err = CeedQFunctionAddOutput(qf_, fieldname_c, *ncomp, *emode);
742 }
743 
744 #define fCeedQFunctionSetContext \
745     FORTRAN_NAME(ceedqfunctionsetcontext,CEEDQFUNCTIONSETCONTEXT)
746 void fCeedQFunctionSetContext(int *qf, CeedScalar *ctx, CeedInt *n, int *err) {
747   CeedQFunction qf_ = CeedQFunction_dict[*qf];
748 
749   fContext *fctx = qf_->ctx;
750   fctx->innerctx = ctx;
751   fctx->innerctxsize = ((size_t) *n)*sizeof(CeedScalar);
752 }
753 
754 #define fCeedQFunctionView \
755     FORTRAN_NAME(ceedqfunctionview,CEEDQFUNCTIONVIEW)
756 void fCeedQFunctionView(int *qf, int *err) {
757   CeedQFunction qf_ = CeedQFunction_dict[*qf];
758 
759   *err = CeedQFunctionView(qf_, stdout);
760 }
761 
762 #define fCeedQFunctionApply \
763     FORTRAN_NAME(ceedqfunctionapply,CEEDQFUNCTIONAPPLY)
764 //TODO Need Fixing, double pointer
765 void fCeedQFunctionApply(int *qf, int *Q,
766                          int *u, int *u1, int *u2, int *u3,
767                          int *u4, int *u5, int *u6, int *u7,
768                          int *u8, int *u9, int *u10, int *u11,
769                          int *u12, int *u13, int *u14, int *u15,
770                          int *v, int *v1, int *v2, int *v3,
771                          int *v4, int *v5, int *v6, int *v7,
772                          int *v8, int *v9, int *v10, int *v11,
773                          int *v12, int *v13, int *v14, int *v15, int *err) {
774   CeedQFunction qf_ = CeedQFunction_dict[*qf];
775   CeedVector *in;
776   *err = CeedCalloc(16, &in);
777   if (*err) return;
778   in[0] = *u==FORTRAN_NULL?NULL:CeedVector_dict[*u];
779   in[1] = *u1==FORTRAN_NULL?NULL:CeedVector_dict[*u1];
780   in[2] = *u2==FORTRAN_NULL?NULL:CeedVector_dict[*u2];
781   in[3] = *u3==FORTRAN_NULL?NULL:CeedVector_dict[*u3];
782   in[4] = *u4==FORTRAN_NULL?NULL:CeedVector_dict[*u4];
783   in[5] = *u5==FORTRAN_NULL?NULL:CeedVector_dict[*u5];
784   in[6] = *u6==FORTRAN_NULL?NULL:CeedVector_dict[*u6];
785   in[7] = *u7==FORTRAN_NULL?NULL:CeedVector_dict[*u7];
786   in[8] = *u8==FORTRAN_NULL?NULL:CeedVector_dict[*u8];
787   in[9] = *u9==FORTRAN_NULL?NULL:CeedVector_dict[*u9];
788   in[10] = *u10==FORTRAN_NULL?NULL:CeedVector_dict[*u10];
789   in[11] = *u11==FORTRAN_NULL?NULL:CeedVector_dict[*u11];
790   in[12] = *u12==FORTRAN_NULL?NULL:CeedVector_dict[*u12];
791   in[13] = *u13==FORTRAN_NULL?NULL:CeedVector_dict[*u13];
792   in[14] = *u14==FORTRAN_NULL?NULL:CeedVector_dict[*u14];
793   in[15] = *u15==FORTRAN_NULL?NULL:CeedVector_dict[*u15];
794   CeedVector *out;
795   *err = CeedCalloc(16, &out);
796   if (*err) return;
797   out[0] = *v==FORTRAN_NULL?NULL:CeedVector_dict[*v];
798   out[1] = *v1==FORTRAN_NULL?NULL:CeedVector_dict[*v1];
799   out[2] = *v2==FORTRAN_NULL?NULL:CeedVector_dict[*v2];
800   out[3] = *v3==FORTRAN_NULL?NULL:CeedVector_dict[*v3];
801   out[4] = *v4==FORTRAN_NULL?NULL:CeedVector_dict[*v4];
802   out[5] = *v5==FORTRAN_NULL?NULL:CeedVector_dict[*v5];
803   out[6] = *v6==FORTRAN_NULL?NULL:CeedVector_dict[*v6];
804   out[7] = *v7==FORTRAN_NULL?NULL:CeedVector_dict[*v7];
805   out[8] = *v8==FORTRAN_NULL?NULL:CeedVector_dict[*v8];
806   out[9] = *v9==FORTRAN_NULL?NULL:CeedVector_dict[*v9];
807   out[10] = *v10==FORTRAN_NULL?NULL:CeedVector_dict[*v10];
808   out[11] = *v11==FORTRAN_NULL?NULL:CeedVector_dict[*v11];
809   out[12] = *v12==FORTRAN_NULL?NULL:CeedVector_dict[*v12];
810   out[13] = *v13==FORTRAN_NULL?NULL:CeedVector_dict[*v13];
811   out[14] = *v14==FORTRAN_NULL?NULL:CeedVector_dict[*v14];
812   out[15] = *v15==FORTRAN_NULL?NULL:CeedVector_dict[*v15];
813   *err = CeedQFunctionApply(qf_, *Q, in, out);
814   if (*err) return;
815 
816   *err = CeedFree(&in);
817   if (*err) return;
818   *err = CeedFree(&out);
819 }
820 
821 #define fCeedQFunctionDestroy \
822     FORTRAN_NAME(ceedqfunctiondestroy,CEEDQFUNCTIONDESTROY)
823 void fCeedQFunctionDestroy(int *qf, int *err) {
824   if (CeedQFunction_n == 0 || !CeedQFunction_dict[*qf]) return;
825   bool fstatus;
826   *err = CeedQFunctionIsFortran(CeedQFunction_dict[*qf], &fstatus);
827   if (*err) return;
828   if (fstatus) {
829     fContext *fctx = CeedQFunction_dict[*qf]->ctx;
830     *err = CeedFree(&fctx);
831     if (*err) return;
832   }
833 
834   *err = CeedQFunctionDestroy(&CeedQFunction_dict[*qf]);
835   if (*err) return;
836 
837   CeedQFunction_n--;
838   if (CeedQFunction_n == 0) {
839     *err = CeedFree(&CeedQFunction_dict);
840     CeedQFunction_count = 0;
841     CeedQFunction_count_max = 0;
842   }
843 }
844 
845 // -----------------------------------------------------------------------------
846 // CeedOperator
847 // -----------------------------------------------------------------------------
848 static CeedOperator *CeedOperator_dict = NULL;
849 static int CeedOperator_count = 0;
850 static int CeedOperator_n = 0;
851 static int CeedOperator_count_max = 0;
852 
853 #define fCeedOperatorCreate \
854     FORTRAN_NAME(ceedoperatorcreate, CEEDOPERATORCREATE)
855 void fCeedOperatorCreate(int *ceed,
856                          int *qf, int *dqf, int *dqfT, int *op, int *err) {
857   if (CeedOperator_count == CeedOperator_count_max)
858     CeedOperator_count_max += CeedOperator_count_max/2 + 1,
859                               CeedOperator_dict = realloc(CeedOperator_dict,
860                                   sizeof(CeedOperator)*CeedOperator_count_max);
861 
862   CeedOperator *op_ = &CeedOperator_dict[CeedOperator_count];
863 
864   CeedQFunction dqf_  = CEED_QFUNCTION_NONE, dqfT_ = CEED_QFUNCTION_NONE;
865   if (*dqf  != FORTRAN_QFUNCTION_NONE) dqf_  = CeedQFunction_dict[*dqf ];
866   if (*dqfT != FORTRAN_QFUNCTION_NONE) dqfT_ = CeedQFunction_dict[*dqfT];
867 
868   *err = CeedOperatorCreate(Ceed_dict[*ceed], CeedQFunction_dict[*qf], dqf_,
869                             dqfT_, op_);
870   if (*err) return;
871   *op = CeedOperator_count++;
872   CeedOperator_n++;
873 }
874 
875 #define fCeedCompositeOperatorCreate \
876     FORTRAN_NAME(ceedcompositeoperatorcreate, CEEDCOMPOSITEOPERATORCREATE)
877 void fCeedCompositeOperatorCreate(int *ceed, int *op, int *err) {
878   if (CeedOperator_count == CeedOperator_count_max)
879     CeedOperator_count_max += CeedOperator_count_max/2 + 1,
880                               CeedOperator_dict = realloc(CeedOperator_dict,
881                                   sizeof(CeedOperator)*CeedOperator_count_max);
882 
883   CeedOperator *op_ = &CeedOperator_dict[CeedOperator_count];
884 
885   *err = CeedCompositeOperatorCreate(Ceed_dict[*ceed], op_);
886   if (*err) return;
887   *op = CeedOperator_count++;
888   CeedOperator_n++;
889 }
890 
891 #define fCeedOperatorSetField \
892     FORTRAN_NAME(ceedoperatorsetfield,CEEDOPERATORSETFIELD)
893 void fCeedOperatorSetField(int *op, const char *fieldname, int *r, int *b,
894                            int *v, int *err, fortran_charlen_t fieldname_len) {
895   FIX_STRING(fieldname);
896   CeedElemRestriction r_;
897   CeedBasis b_;
898   CeedVector v_;
899 
900   CeedOperator op_ = CeedOperator_dict[*op];
901 
902   if (*r == FORTRAN_NULL) {
903     r_ = NULL;
904   } else if (*r == FORTRAN_ELEMRESTRICTION_NONE) {
905     r_ = CEED_ELEMRESTRICTION_NONE;
906   } else {
907     r_ = CeedElemRestriction_dict[*r];
908   }
909 
910   if (*b == FORTRAN_NULL) {
911     b_ = NULL;
912   } else if (*b == FORTRAN_BASIS_COLLOCATED) {
913     b_ = CEED_BASIS_COLLOCATED;
914   } else {
915     b_ = CeedBasis_dict[*b];
916   }
917   if (*v == FORTRAN_NULL) {
918     v_ = NULL;
919   } else if (*v == FORTRAN_VECTOR_ACTIVE) {
920     v_ = CEED_VECTOR_ACTIVE;
921   } else if (*v == FORTRAN_VECTOR_NONE) {
922     v_ = CEED_VECTOR_NONE;
923   } else {
924     v_ = CeedVector_dict[*v];
925   }
926 
927   *err = CeedOperatorSetField(op_, fieldname_c, r_, b_, v_);
928 }
929 
930 #define fCeedCompositeOperatorAddSub \
931     FORTRAN_NAME(ceedcompositeoperatoraddsub, CEEDCOMPOSITEOPERATORADDSUB)
932 void fCeedCompositeOperatorAddSub(int *compositeop, int *subop, int *err) {
933   CeedOperator compositeop_ = CeedOperator_dict[*compositeop];
934   CeedOperator subop_ = CeedOperator_dict[*subop];
935 
936   *err = CeedCompositeOperatorAddSub(compositeop_, subop_);
937   if (*err) return;
938 }
939 
940 #define fCeedOperatorLinearAssembleQFunction FORTRAN_NAME(ceedoperatorlinearassembleqfunction, CEEDOPERATORLINEARASSEMBLEQFUNCTION)
941 void fCeedOperatorLinearAssembleQFunction(int *op, int *assembledvec,
942     int *assembledrstr, int *rqst, int *err) {
943   // Vector
944   if (CeedVector_count == CeedVector_count_max) {
945     CeedVector_count_max += CeedVector_count_max/2 + 1;
946     CeedRealloc(CeedVector_count_max, &CeedVector_dict);
947   }
948   CeedVector *assembledvec_ = &CeedVector_dict[CeedVector_count];
949 
950   // Restriction
951   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
952     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
953     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
954   }
955   CeedElemRestriction *rstr_ =
956     &CeedElemRestriction_dict[CeedElemRestriction_count];
957 
958   int createRequest = 1;
959   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
960   if (*rqst == -1 || *rqst == -2) {
961     createRequest = 0;
962   }
963 
964   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
965     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
966     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
967   }
968 
969   CeedRequest *rqst_;
970   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
971   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
972   else rqst_ = &CeedRequest_dict[CeedRequest_count];
973 
974   *err = CeedOperatorLinearAssembleQFunction(CeedOperator_dict[*op],
975          assembledvec_, rstr_, rqst_);
976   if (*err) return;
977   if (createRequest) {
978     *rqst = CeedRequest_count++;
979     CeedRequest_n++;
980   }
981 
982   if (*err == 0) {
983     *assembledrstr = CeedElemRestriction_count++;
984     CeedElemRestriction_n++;
985     *assembledvec = CeedVector_count++;
986     CeedVector_n++;
987   }
988 }
989 
990 #define fCeedOperatorLinearAssembleDiagonal FORTRAN_NAME(ceedoperatorlinearassemblediagonal, CEEDOPERATORLINEARASSEMBLEDIAGONAL)
991 void fCeedOperatorLinearAssembleDiagonal(int *op, int *assembledvec,
992     int *rqst, int *err) {
993   int createRequest = 1;
994   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
995   if (*rqst == -1 || *rqst == -2) {
996     createRequest = 0;
997   }
998 
999   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
1000     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
1001     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
1002   }
1003 
1004   CeedRequest *rqst_;
1005   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
1006   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
1007   else rqst_ = &CeedRequest_dict[CeedRequest_count];
1008 
1009   *err = CeedOperatorLinearAssembleDiagonal(CeedOperator_dict[*op],
1010          CeedVector_dict[*assembledvec], rqst_);
1011   if (*err) return;
1012   if (createRequest) {
1013     *rqst = CeedRequest_count++;
1014     CeedRequest_n++;
1015   }
1016 }
1017 
1018 #define fCeedOperatorView \
1019     FORTRAN_NAME(ceedoperatorview,CEEDOPERATORVIEW)
1020 void fCeedOperatorView(int *op, int *err) {
1021   CeedOperator op_ = CeedOperator_dict[*op];
1022 
1023   *err = CeedOperatorView(op_, stdout);
1024 }
1025 
1026 #define fCeedOperatorCreateFDMElementInverse FORTRAN_NAME(ceedoperatorcreatefdmelementinverse, CEEDOPERATORCREATEFDMELEMENTINVERSE)
1027 void fCeedOperatorCreateFDMElementInverse(int *op, int *fdminv,
1028     int *rqst, int *err) {
1029   // Operator
1030   if (CeedOperator_count == CeedOperator_count_max) {
1031     CeedOperator_count_max += CeedOperator_count_max/2 + 1;
1032     CeedRealloc(CeedOperator_count_max, &CeedOperator_dict);
1033   }
1034   CeedOperator *fdminv_ =
1035     &CeedOperator_dict[CeedOperator_count];
1036 
1037   int createRequest = 1;
1038   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
1039   if (*rqst == -1 || *rqst == -2) {
1040     createRequest = 0;
1041   }
1042 
1043   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
1044     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
1045     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
1046   }
1047 
1048   CeedRequest *rqst_;
1049   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
1050   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
1051   else rqst_ = &CeedRequest_dict[CeedRequest_count];
1052 
1053   *err = CeedOperatorCreateFDMElementInverse(CeedOperator_dict[*op],
1054          fdminv_, rqst_);
1055   if (*err) return;
1056   if (createRequest) {
1057     *rqst = CeedRequest_count++;
1058     CeedRequest_n++;
1059   }
1060 
1061   if (*err == 0) {
1062     *fdminv = CeedOperator_count++;
1063     CeedOperator_n++;
1064   }
1065 }
1066 
1067 #define fCeedOperatorApply FORTRAN_NAME(ceedoperatorapply, CEEDOPERATORAPPLY)
1068 void fCeedOperatorApply(int *op, int *ustatevec,
1069                         int *resvec, int *rqst, int *err) {
1070   CeedVector ustatevec_ = (*ustatevec == FORTRAN_NULL) ?
1071                           NULL : (*ustatevec == FORTRAN_VECTOR_NONE ?
1072                                   CEED_VECTOR_NONE : CeedVector_dict[*ustatevec]);
1073   CeedVector resvec_ = (*resvec == FORTRAN_NULL) ?
1074                        NULL : (*resvec == FORTRAN_VECTOR_NONE ?
1075                                CEED_VECTOR_NONE : CeedVector_dict[*resvec]);
1076 
1077   int createRequest = 1;
1078   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
1079   if (*rqst == -1 || *rqst == -2) {
1080     createRequest = 0;
1081   }
1082 
1083   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
1084     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
1085     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
1086   }
1087 
1088   CeedRequest *rqst_;
1089   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
1090   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
1091   else rqst_ = &CeedRequest_dict[CeedRequest_count];
1092 
1093   *err = CeedOperatorApply(CeedOperator_dict[*op],
1094                            ustatevec_, resvec_, rqst_);
1095   if (*err) return;
1096   if (createRequest) {
1097     *rqst = CeedRequest_count++;
1098     CeedRequest_n++;
1099   }
1100 }
1101 
1102 #define fCeedOperatorApplyAdd FORTRAN_NAME(ceedoperatorapplyadd, CEEDOPERATORAPPLYADD)
1103 void fCeedOperatorApplyAdd(int *op, int *ustatevec,
1104                            int *resvec, int *rqst, int *err) {
1105   CeedVector ustatevec_ = *ustatevec == FORTRAN_NULL
1106                           ? NULL : CeedVector_dict[*ustatevec];
1107   CeedVector resvec_ = *resvec == FORTRAN_NULL
1108                        ? NULL : CeedVector_dict[*resvec];
1109 
1110   int createRequest = 1;
1111   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
1112   if (*rqst == -1 || *rqst == -2) {
1113     createRequest = 0;
1114   }
1115 
1116   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
1117     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
1118     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
1119   }
1120 
1121   CeedRequest *rqst_;
1122   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
1123   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
1124   else rqst_ = &CeedRequest_dict[CeedRequest_count];
1125 
1126   *err = CeedOperatorApplyAdd(CeedOperator_dict[*op],
1127                               ustatevec_, resvec_, rqst_);
1128   if (*err) return;
1129   if (createRequest) {
1130     *rqst = CeedRequest_count++;
1131     CeedRequest_n++;
1132   }
1133 }
1134 
1135 #define fCeedOperatorApplyJacobian \
1136     FORTRAN_NAME(ceedoperatorapplyjacobian, CEEDOPERATORAPPLYJACOBIAN)
1137 void fCeedOperatorApplyJacobian(int *op, int *qdatavec, int *ustatevec,
1138                                 int *dustatevec, int *dresvec, int *rqst,
1139                                 int *err) {
1140 // TODO Uncomment this when CeedOperatorApplyJacobian is implemented
1141 //  *err = CeedOperatorApplyJacobian(CeedOperator_dict[*op], CeedVector_dict[*qdatavec],
1142 //             CeedVector_dict[*ustatevec], CeedVector_dict[*dustatevec],
1143 //             CeedVector_dict[*dresvec], &CeedRequest_dict[*rqst]);
1144 }
1145 
1146 #define fCeedOperatorDestroy \
1147     FORTRAN_NAME(ceedoperatordestroy, CEEDOPERATORDESTROY)
1148 void fCeedOperatorDestroy(int *op, int *err) {
1149   if (CeedOperator_n == 0 || !CeedOperator_dict[*op]) return;
1150   *err = CeedOperatorDestroy(&CeedOperator_dict[*op]);
1151   if (*err) return;
1152   CeedOperator_n--;
1153   if (CeedOperator_n == 0) {
1154     *err = CeedFree(&CeedOperator_dict);
1155     CeedOperator_count = 0;
1156     CeedOperator_count_max = 0;
1157   }
1158 }
1159 
1160 // -----------------------------------------------------------------------------
1161