Merge pull request #225 from CEED/mem-type-preferred

Add CeedGetPreferredMemType

Add CeedGetPreferredMemType

Add Basis argument to TensorContractCreate

Add CeedVectorSyncArray (#214)

Drop array argument from backend RestoreArray (#210)

Add CeedTensorContract object (#211)

Operator Composition (#197)

* Composite Operator for cpu/self family of backends

* Remove small leak

* Improve C tests

* Add composite operator to Fortran interface and tests

* Fix Fortr

Operator Composition (#197)

* Composite Operator for cpu/self family of backends

* Remove small leak

* Improve C tests

* Add composite operator to Fortran interface and tests

* Fix Fortran test missing destroys

* Fortran test okl files, currently not used

* fix error in composite ' add' flag logic

* Switch composite op tests to f90

* Check for operator type on utility functions

* Documentation and test cleanup

* Make Style

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Cuda backend (#175)

Thanks-to: Steven Roberts
- for achieving most of the initial work, the code was well designed, clean, and pleasantly written.
Thanks-to: Jeremy Thompson
- for his constant

Cuda backend (#175)

Thanks-to: Steven Roberts
- for achieving most of the initial work, the code was well designed, clean, and pleasantly written.
Thanks-to: Jeremy Thompson
- for his constant support, exceptional patience, and the numerous relevant suggestions.

* Start cuda branch

* Start cuda branch

* Cuda backend works correctly for example 1

* More reliable operator destroy

* Fix cuda registration

* Makefile now works for cuda backend

* Start qfunction parallelization

* Remove extra cuda flags

* Cuda backend uses vector api instead of directly accessing internals

* Fix header from find and replace mistake

* Cuda qfunction callback working properly

* Cuda uses same integer pow function as other backends

* Use nvcc if available to support Cuda backend

* Remove extra memcpys from getting and restoring arrays

* MFEM examples work for cuda backend

* Optimized basis kernels to better utilize shared memory

* More kernel optimization

* Active/passive updates

* Make cuda kernels static to minimize external functions

* Fix cuda qfunction kernel loop condition

* Switch to NVRTC for cuda backend

* Add nelem argument to cuda basis apply

* First commit for the libParanumal backend

* Adds a function skeleton for the ceed-libparanumal-opearator.c

* Adds OperatorDestroy and OperatorSetupFields to the libParanumal backend.

* Adds some guidelines for the implementation of the backend.

* Partially implement OperatorSetup for libparanumal.

- The core of the OperatorSetup is written
- Adds a spec field to CeedQFunction_private

* Adds the CeedQFunctionCreateInteriorFromGallery.

- The gallery only contains a skeleton for "elliptic" for the moment.
- Comment some code unecessary for the moment.

* Change the default fields for elliptic.

* Add setters, remove impl header from CPU, OCCA backends

* Add global NUM_BACKEND, fix qf user pointer getter

* Improve operator field frees

* Update MAGMA backend

* Use Occa Vectors in the libParanumal backend.

* Typo Fix

* Vector inputs for BasisApply and QFApply; CPU backends, OCCA, and tests converted

* Implements the new version of CeedQFunctionApply_Cuda.

* Update the Cuda backend to PR174.

* Bug fix in Cuda backend.

- Replace sprintf by snprintf
- More careful use of the macro 'va_arg'

* Vector inputs for BasisApply and QFApply; CPU backends, OCCA, and tests converted

* Update MAGMA backend to vector inputs

* Modify restriction create in the cuda backend to handle memory correctly.

* Modify restriction destroy and apply of the cuda backend.

* Corrects a few typos in the cuda backend.

* Replace a CeedFree by a cudaFree...

* CeedVectorRestoreArrayRead was syncing unnecessarly data.

* CeedVectorRestoreArrayRead was syncing unnecessarly data.

* [FIX] Adds CeedVectorRestoreArray in the restriction of the cuda backend.

* Adds an error check.

* Handles indice==NULL for identity restriction.

* Adds an CeedElemRestrictionCreateBlocked_Cuda that errors.

* Adds VectorRestor in BasisApply.

* Attempt to make SetValue function.

* Adds the memState variable inside the CeedVectorCuda and uses it.

* Fix a bug that was passing the pointer instead of the address of
the pointer to CeedFree......

* Some cleaning.

* Fix a logic error in VectorGetArray.

- Now allocates an array whatever the memState is

* Fix: Basis apply checks if emode!=CEED_EVAL_WEIGHT before getting u array.

* Cleaning for PR to libCEED repo.

* Uses Setters instead of direct struct access.

* Use Getters instead of direct structure access.

* minor forgot to get ierr in after calling some functions.

* Forget to add the SetValue function in Cuda Vector...

* minor: Works even better if we give the right function to SetValue

* Fix: Set the right function for RestrictionBlocked...

* Replace some CeedChk with CeedChk_Cu

* Fix: Replace 'vec' by its length 'length'.

* Adds some CeedChk.

* Fix the Cuda_context_destroyed bug

* Adds error checking to cudaMemcpyH2D but not to D2H since it errors...

* Use Occa file approach to read Cuda QFunctions.

* Fix a few bugs

* Test a new approach to pass the qFunction fields.

* Remove typo in t400.cu and remove debugging printf.

* Append the Cuda Fields struct at the beginning of each qFunction .cu file.

* Add qFunctions for t500, t501 and t502.

* Correct cu functions for t502.

* Memcpy the ctx on the device at each Apply call.

* Checks errors in VectorSync.

* Modifies a bit the memState logic.

* Adds a Cuda implementation of Operator instead of using Ref.

* Remove some unnecessary GetArray in OperatorApply.

* Does a trick for CEED_EVAL_NONE output.

* Fix a bug in CEED_EVAL_WEIGHT.

* Applies the QFunction to all elements, not only the first one...

* A debugging commit.

* Fix: CEED_EVAL_WEIGHT use nelem in BasisApply_Cuda.

* Rewritten weight kernel.

* All C tests pass.

* Cleaning for PR.

* Remove unneeded commented code.

* Remove commented code.

* Remove the check on the pointer in RestoreArray.

* Fix a CeedFree bug.

* Fix the edata memory leak.

* Fix misuse of CeedFree.

* Allocate device memory if there is a magic context appearing due to Fortran.

* make style

* Adds cu files for petsc/bp1 mfem/bp1 and ceed/ex1.

* Remove a warning.

* Remove switch case fall-thourgh to remove warnings.

* Remive some bugs, make other bugs show up.

* Implement the Identity Restriction.

* Size correctly the restriction.

* Modify GPU restriction kernels instead of making dummy identity.

* Add cudaFree(0) before compiling to initialize the context (?!)

* Rewritten weight kernel.

* Fix typo in weight kernel.

* Fix typo in weight kernel.

* Add bp1.cu and bp3.cu for the petsc examples.

* Rewritten interp kernel for Cuda backend.

The interp kernel was not writting data in the layout that the
QFunction is expecting.

* Rewritten grad kernel for Cuda backend.

- Small fix on the interp kernel.
- The grad kernel was not writting data in the layout that the
QFunction is expecting.

* Fix the logic in interp kernel.

* Fix the shared memory size.

* Modify grad kernel to take into account the libCEED data layout.

* Add a cuda file for mfem/bp3.

* Add synchronisation to mfem bp1 and bp3.

* Fix the grad and weight kernel to have the correct data layout.

* Forgotten cu files for Fortran.

* Corrects some typos in the Cuda file for petsc/bp1.

* Add Cuda files for the new t401 test.

* Update the logic on the transfer of the qFunction ctx.

* Write petsc/bp1 in C++ instead of C.

* Minor fix: typo

* Add synchronization to petsc/bp1+bp3.

* Removes the sync on rho in petsc/bp1+bp3.

* Integrate Jeremy Thompson's remarks to the PR.

* Use CeedError instead of exit(1).

* Removes -lstdc++ and adds Ceed in front of DeviceSetValue function.

* Removes synchronization on 'u' in the Apply.

* minor

* make style

* Use the new context interface.

* Minor

* Minor.

* Minor.

* Make style using align-pointer=name

* Minor: some cleaning

* CeedQFunctionUser: write documentation

* Make NVCC compatible with new OPT compiler options

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Merge pull request #185 from CEED/fortran-ctx

Improve QFunction ctx for Fortran interface

Add t401 to test QFunction with context

Getters updated for fCtx values

Improve QFunction ctx for Fortran interface

Merge pull request #174 from CEED/vec-inputs

Vec inputs

Vector inputs for BasisApply and QFApply; CPU backends, OCCA, and tests converted

Merge pull request #172 from CEED/setters

Setters

Add global NUM_BACKEND, fix qf user pointer getter

Add setters, remove impl header from CPU, OCCA backends

Merge pull request #173 from CEED/read-write

CeedVecs Write Access Block With Readers

CeedVecs - Check for read access before granting write access

Merge pull request #170 from CEED/op-transpose-rstr

Add LMode field to CeedOperatorSetField

Add lmode field to CeedOperatorSetField

Merge branch 'getters' of github:ceed/libceed [PR #167]

* 'getters' of github:ceed/libceed:
Improved documentation
Add Operator/QFunction field getters
Update documentation
Separate to 3 hea

Merge branch 'getters' of github:ceed/libceed [PR #167]

* 'getters' of github:ceed/libceed:
Improved documentation
Add Operator/QFunction field getters
Update documentation
Separate to 3 header files
First round of getters

[Remove unnecessary ceed-impl.h in merge.]

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Improved documentation

Add Operator/QFunction field getters

Separate to 3 header files