public int getInRevIndex(int i) {
		return intothis.get(i).reverse_index;
	}
Get reverse index of the i-th incoming block. I.e. this.getIn(i).getOut(reverse_index) == this
@param i is the incoming block to request reverse index from
@return the reverse index
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/pcode/PcodeBlock.java