public int getOperandIndex(int printpos) {
		return indices.get(printpos);
	}
Convert the index of a print piece to its associated operand index

@param printpos position excluding whitespace and string tokens.
@return the operand index
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/sem/AssemblyConstructorSemantic.java