A computer-based systems and methods for task processing in a computing device are provided. A method includes the step of entering a slice mode for at least one task, the entering comprising reserving one or more portions of a cache memory to yield a slice cache memory for the task. The method also includes the step of storing a slice in the slice cache memory, wherein the slice comprises at least one program residing in at least one memory space outside of the slice cache memory and associated with the at least one task. The method further includes the step of processing the at least one task utilizing the at least one program by accessing the at least one slice cache memory until the slice mode is terminated.