`ifdef EXECUTE `INSN_VOP_INTR: begin case (cycle) 0: `EXEC_WRITE(`_SP - 1, `_PCH); 1: `EXEC_WRITE(`_SP - 2, `_PCL); 2: `EXEC_NEWCYCLE; endcase end `endif `ifdef WRITEBACK `INSN_VOP_INTR: begin case (cycle) 0: begin end 1: begin end 2: begin ie <= 0; `_PC <= {8'b0, jaddr}; `_SP <= `_SP - 2; end endcase end `endif