Luna::atom_add_i64

i64 atom_add_i64(i64 volatile *base, i64 v)

Atomically increase the value of the variable by the the value provided.

This operation cannot be interrupted by system thread switching.

Parameters

  • in base

    The pointer to the variable that needs to be changed.

  • in v

    The value that needs to be added to the variable.

Return value

Returns the value of the variable before this operation.