private boolean isBranch(PcodeOp pcodeOp) {
		if (pcodeOp.isAssignment()) {
			return false;
		}
		int opcode = pcodeOp.getOpcode();
		if (opcode == PcodeOp.STORE || opcode == PcodeOp.LOAD) {
			return false;
		}
		return true;
	}
Apply pcode from an instruction to current varnode context.
Following a flow will push a new context state based on the current context state onto the contextStack

@param contextStack context state stack
@param vContext varnode context
@param instruction instruction to apply pcode from
@param continueAfterHittingFlow true if should continue after hitting an already processed flow
@param monitor to cancel
@return true to to continue this instruction path, false otherwise
Ghidra/Features/Base/src/main/java/ghidra/program/util/SymbolicPropogator.java