protected Varnode getConditionalBranchPredicate(PcodeOp op) {
		return op.getInput(1);
	}
Get the predicate varnode of a {@link PcodeOp#CBRANCH conditional branch} op

@param op the op
@return the predicate varnode (input 1)
Ghidra/Framework/Emulation/src/main/java/ghidra/pcode/exec/PcodeExecutor.java