Use GPU event timer instead of CPU timer

- Support CUDA and HIP
- Initialize CUDA event timers along with CUDA
- Update dev changes
- Package-specific includes should not be placed in public include

Use GPU event timer instead of CPU timer

- Support CUDA and HIP
- Initialize CUDA event timers along with CUDA
- Update dev changes
- Package-specific includes should not be placed in public include files.

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Merge remote-tracking branch 'origin/release'

Fix a bug when configured with complex scalars and precision=__float128

Failure was seen even in 'make check'

Merge remote-tracking branch 'origin/release'

Fix portability issues with OpenSUSE

Merge remote-tracking branch 'origin/barry/2021-03-28/fix-mpiu-allreduce-mpi-failure'

Fix capture of MPI error code in MPIU_Allreduce()

See merge request petsc/petsc!3777

Merge remote-tracking branch 'origin/release'

Merge branch 'jczhang/fix-fortran-PCMGSetLevels' into 'release'

Fortran: add PETSC_NULL_MPI_COMM for PCMGSetLevels

See merge request petsc/petsc!3797

Fortran: add PETSC_NULL_MPI_COMM for PCMGSetLevels

close #868

All MPIU_ functions except MPIU_File return MPI error codes for checking

Update checkbadSource to find use of CHKERRQ with MPIU_ functions

Commit-type: i.e. error-checking, optimization, bug-fix, p

All MPIU_ functions except MPIU_File return MPI error codes for checking

Update checkbadSource to find use of CHKERRQ with MPIU_ functions

Commit-type: i.e. error-checking, optimization, bug-fix, portability-fix, testing-fix, style-fix, feature, documentation, example
Funded-by:
Project:
Time: hours
Reported-by:
Thanks-to:
Development Tools: Vim, Emacs, Eclipse

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Documentation fixes

remove nonworking PETSCVIEWERADIOS2 impl

Add flamegraph generation option to logging output

This commit also adds a Python script to convert the XML logging output
into the same format.

Merge branch 'psanan/2021-02-28/yaml-cleanups' into 'main'

PetscOptionsInsertFileYAML man page minor cleanup

See merge request petsc/petsc!3665

Update PetscOptionsInsertFileYAML man page

Remove outdated information and note that this function call
PetscOptionsInsertStringYAML().

YAML: Ignore empty documents and add tests for multiple documents

Add SF NVSHMEM support

Add non-null PetscDefault{Cuda,Hip}Stream

remove PETSC_HAVE_MPI_C_DOUBLE_COMPLEX

PETSC_HAVE_COMPLEX: set flag only if CLANGUAGE (i.e library build language) supports complex, and cleanup logic wrt c/c++, library/user code.
Also cleanup dependent code (wrt PETSC_HAVE_COMPLEX usage

PETSC_HAVE_COMPLEX: set flag only if CLANGUAGE (i.e library build language) supports complex, and cleanup logic wrt c/c++, library/user code.
Also cleanup dependent code (wrt PETSC_HAVE_COMPLEX usage).

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Merge branch 'release' into main

OpenMPI: fix check for Fujitsu MPI

YAML: Basic autodetection of YAML options files

YAML: Enable use of vendored LibYAML

YAML: Move YAML options implementation sources closer to related sources