PetscCalloc3#

Allocates 3 cleared (zeroed) arrays of memory, all aligned to PETSC_MEMALIGN

Synopsis#

#include <petscsys.h>
PetscErrorCode PetscCalloc3(size_t m1,type **r1,size_t m2,type **r2,size_t m3,type **r3)

Not Collective

Input Parameters#

  • m1 - number of elements to allocate in 1st chunk (may be zero)

  • m2 - number of elements to allocate in 2nd chunk (may be zero)

  • m3 - number of elements to allocate in 3rd chunk (may be zero)

Output Parameters#

  • r1 - memory allocated in first chunk

  • r2 - memory allocated in second chunk

  • r3 - memory allocated in third chunk

See Also#

PetscFree(), PetscNew(), PetscMalloc(), PetscCalloc2(), PetscMalloc3(), PetscFree3()

Level#

developer

Location#

include/petscsys.h

Examples#

src/ksp/ksp/tutorials/bench_kspsolve.c
src/ts/tutorials/ex53.c

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