public static RegisterValue combineWithTraceBaseRegisterValue(RegisterValue rv,
			TracePlatform platform, long snap, TraceMemorySpace regs, boolean requireKnown) {
		return combineWithTraceParentRegisterValue(rv.getRegister().getBaseRegister(), rv, platform,
			snap, regs, requireKnown);
	}
Convert a set in an overlay space to the corresponding set in its physical space

@param set a set contained entirely in one space
@return the physical set
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/trace/util/TraceRegisterUtils.java