Fixes for INTELMPI 20210400300

sfhip: guard some atomics with HIP_VERSION

Viewer+HDF5: Added a default timestepping flag for backwards compatibility - Add a default timestepping flag - Added PetscViewerHDF5SetDefaultTimestepping() and PetscViewerHDF5GetDefaultTimestepping(

Viewer+HDF5: Added a default timestepping flag for backwards compatibility - Add a default timestepping flag - Added PetscViewerHDF5SetDefaultTimestepping() and PetscViewerHDF5GetDefaultTimestepping() - Added -viewer_hdf5_default_timestepping

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- Replace the current CUPM initialization infrastructure with PetscDevice.
- Remove -petsc_use_default_null_stream and -[cuda|hip]_synchronize options
- Remove PetscCUDASynchronize and PetscHIPSynchr

- Replace the current CUPM initialization infrastructure with PetscDevice.
- Remove -petsc_use_default_null_stream and -[cuda|hip]_synchronize options
- Remove PetscCUDASynchronize and PetscHIPSynchronize
- Remove PetscCUDAInitialize(), PetscCUDAInitializeCheck(), PetscHIPInitialize(), and
PetscHIPInitializeCheck()
- Remove PetscCUBLASInitializeHandle(), PetscCUSOLVERDnInitializeHandle(),
PetscHIPBLASInitializeHandle(), and PetscHIPSOLVERInitializeHandle().
- Remove petsc_gputimer_begin and petsc_gputimer_begin
- Add -device_enable, -device_select and -device_view options
- Replace -[cuda|hip]_device with split options -device_enable_[cuda|hip] and -device_select_[cuda|hip]
- Replace -[cuda|hip]_view with -device_view_[cuda|hip]
- Add PetscDeviceInitType
- Add PetscDeviceInitialize() and PetscDeviceInitialized()
- Add PetscDeviceView()

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Merge branch 'barry/2021-06-10/fix-chkerrq' into 'main'

Fix missing ierr =, removed incorrect CHKERRQ(), change CHKStringError

See merge request petsc/petsc!4078

style-fixes

SF: add support to view the communication pattern as a matrix

add test vec_is_is_tests-ex9%

ISLocalToGlobalMappingCreate: support PETSC_USE_POINTER

ISLocalToGlobalMappingCreate: remove redundant initializations

ISLocalToGlobalMappingCreateSF: allow start = PETSC_DECIDE

Merge branch 'haplav/plex-hdf5-remove-redundant-timestepping-attribs' into 'main'

HDF5: save timestepping attribute only if it is true

See merge request petsc/petsc!4398

HDF5: save timestepping attribute only if it is true;

it is false by default so no need to infest all datasets with that

PetscSFCreateByMatchingIndices: minor manpage fix

improve manpages of ISEqual,ISEqualUnsorted

PetscSFSetGraphLayout manpage: clarify iremote

SF: revise manual of PetscSFGetGraph

close #999

Reported-by: Eric Chamberland (@eric.chamberland)

Style: replace "!rank" with "rank == 0"

In SF tutorial ex1 (src/vec/is/sf/tutorials/ex1.c), add parentheses around "rank == 0". This is relevant because ! binds more tightly than +, but == binds les

Style: replace "!rank" with "rank == 0"

In SF tutorial ex1 (src/vec/is/sf/tutorials/ex1.c), add parentheses around "rank == 0". This is relevant because ! binds more tightly than +, but == binds less
tightly, so the result of the computation would otherwise change.

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Merge remote-tracking branch 'origin/jose/fix-manpages'

Fix manpages to avoid errors reported by doctext

See merge request petsc/petsc!4309

Fix manpages: more errors reported by doctext

Fix manpages: Argument --> Parameter (required to enable sowing checks)

Fix manpages: mismatching number of parameters

NECBUG: flag broken tests

Configure: detect NEC compiler and NECMPI

Initial fixes, MPI_Windows tests blacklisted

Fix manpages: Input/Output Parameters --> Parameter