Start using sc_main and sc_main_result from the systemc module, and stop using the versions of those functions which are attached to the SystemC_Kernel SimObject. Change-Id: I802898038c80ed36e6a9176211cffb7e0fde2d7e Reviewed-on: https://gem5-review.googlesource.com/c/16564 Maintainer: Gabe Black <gabeblack@google.com> Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>