tcg: Define _CALL_AIX for clang on ppc64 accel/tcg: Build fix for macos catalina accel/tcg: Handle MO_ATOM_WITHIN16 in do_st16_leN accel/tcg: Restrict SavedIOTLB to system emulation accel/tcg: Use generic 'helper-proto-common.h' header plugins: Remove unused 'exec/helper-proto.h' header *: Check for CONFIG_USER_ONLY instead of CONFIG_SOFTMMU