<TABLE BORDER="1" cellspacing="1" cellpadding="2"> <TR valign="middle" bgcolor="#C0C0C0"> <TH>Hierarchy</TH> <TH>Input</TH> <TH>Constant Input</TH> <TH>Unused Input</TH> <TH>Floating Input</TH> <TH>Output</TH> <TH>Constant Output</TH> <TH>Unused Output</TH> <TH>Floating Output</TH> <TH>Bidir</TH> <TH>Constant Bidir</TH> <TH>Unused Bidir</TH> <TH>Input only Bidir</TH> <TH>Output only Bidir</TH> </TR> <TR valign="middle"> <TD ALIGN="LEFT">inst16</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> </TR> <TR valign="middle"> <TD ALIGN="LEFT">inst15</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> </TR> <TR valign="middle"> <TD ALIGN="LEFT">inst17</TD> <TD ALIGN="LEFT">3</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> </TR> <TR valign="middle"> <TD ALIGN="LEFT">inst1</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">1</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> </TR> <TR valign="middle"> <TD ALIGN="LEFT">inst</TD> <TD ALIGN="LEFT">3</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">16</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">2</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> <TD ALIGN="LEFT">0</TD> </TR> </TABLE>