petsc-3.14.5 2021-03-03
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# PetscMalloc3

Allocates 3 arrays of memory, all aligned to PETSC_MEMALIGN

### Synopsis

    #include <petscsys.h>
    PetscErrorCode PetscMalloc3(size_t m1,type **r1,size_t m2,type **r2,size_t m3,type **r3)

Not Collective

### Input Parameter

| 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 Parameter

| r1 | - memory allocated in first chunk
| r2 | - memory allocated in second chunk
| r3 | - memory allocated in third chunk

### See Also

PetscFree(), PetscNew(), PetscMalloc(), PetscMalloc2(), PetscCalloc3(), PetscFree3()

### Level

developer

### Location

include/petscsys.h

### Examples

src/vec/is/sf/tutorials/ex1.c.html
src/ksp/ksp/tutorials/ex74.c.html
src/ts/tutorials/ex9.c.html
src/ts/tutorials/extchem.c.html
src/ts/tutorials/extchemfield.c.html
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages