public final Instruction getInstructionBefore(Address address) {
		return currentProgram.getListing().getInstructionBefore(address);
	}
Returns the instruction defined before the specified address or null
if no instruction exists.
The instruction that is returned does not have to be contiguous.
@param address the address of the instruction
@return the instruction defined before the specified address or null if no instruction exists
Ghidra/Features/Base/src/main/java/ghidra/program/flatapi/FlatProgramAPI.java