-/* we have the stack pointer, not the base pointer in sigcontext */
-#define MONO_CONTEXT_SET_IP(ctx,ip) do { (ctx)->sc_ir = (gulong)ip; } while (0);
-/* FIXME: should be called SET_SP */
-#define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->sc_sp = (gulong)bp; } while (0);
-
-#define MONO_CONTEXT_GET_IP(ctx) ((gpointer)((ctx)->sc_ir))
-#define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->regs [ppc_r31-13]))
-#define MONO_CONTEXT_GET_SP(ctx) ((gpointer)((ctx)->sc_sp))
-