DIRECTORYRTSets,SC,SCChanUtil,SCInstUtil,SCNetUtil,SCPrivate,SCRowUtil;SCChanUtilImpl: CEDAR PROGRAMIMPORTS SCChanUtil, SCNetUtil, SCRowUtilEXPORTS SCChanUtilSHARES SC =BEGINClearRouteDat: PUBLIC PROCEDURE [handle: SC.Handle] = {RowProc: SCRowUtil.EachRowProc = {lgRow.nFtsOnRow _ 0;lgRow.dimInvalid _ TRUE};NetProc: SCNetUtil.EachNetProc = {net.ftsOnRow _ RTSets.RTMdSetEmpty;net.rowExits[left] _ net.rowExits[right] _ RTSets.RTMdSetEmpty};[] _ SCRowUtil.EnumerateRows[handle, RowProc];[] _ SCNetUtil.EnumerateNets[handle, NetProc];};InitChanWidths: PUBLIC PROCEDURE [handle: SC.Handle] = {RowChanProc: SCChanUtil.EachRowChanProc = {rowChan.chanWidth _ rowChan.initChanWidth};SideChanProc: SCChanUtil.EachSideChanProc = {sideChan.sideChanWidth _ sideChan.initSideChanWidth};[] _ SCChanUtil.EnumerateRowChans[handle, RowChanProc];[] _ SCChanUtil.EnumerateSideChans[handle, SideChanProc];};EnumerateRowChans: PUBLIC PROC [handle: SC.Handle, eachRowChan: SCChanUtil.EachRowChanProc] RETURNS [quit: BOOL _ FALSE] = {layoutData: SCPrivate.LayoutData _ NARROW[handle.layoutData];rowChans: SCPrivate.RowChans _ layoutData.rowChans;FOR chan: NAT IN [1 .. rowChans.count] WHILE ~quit DO quit _ eachRowChan[chan, rowChans.chans[chan]];ENDLOOP};EnumerateSideChans: PUBLIC PROC [handle: SC.Handle, eachSideChan: SCChanUtil.EachSideChanProc] RETURNS [quit: BOOL _ FALSE] = {layoutData: SCPrivate.LayoutData _ NARROW[handle.layoutData];sideChans: SCPrivate.SideChans _ layoutData.sideChans;FOR lrSide: SCPrivate.LRSide IN SCPrivate.LRSide WHILE ~quit DO quit _ eachSideChan[lrSide, sideChans[lrSide]];ENDLOOP}; EnumerateExits: PUBLIC PROC [handle: SC.Handle, rowChan: SCPrivate.RowChan, lrSide: SCPrivate.LRSide, eachExit: SCChanUtil.EachExitProc] RETURNS [quit: BOOL _ FALSE] = {FOR exit: NAT IN [1 .. rowChan.numExits[lrSide]] WHILE ~quit DO quit _ eachExit[exit, lrSide, rowChan, rowChan.exits[lrSide][exit]];ENDLOOP};END.    v  file ///StdCell/SCChanUtilImpl.mesachan utility routinesclear routing data initialize the channel widths  ÊŽ  ˜ Jšœ#™#J˜ Jšœ™J™ šÏk	˜	Jšœ˜Jšœ˜Jšœ˜Jšœ˜J˜
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