JP7236447B2 - マルチチップ集積回路デバイスにおけるルーティングリソースの選択方法 - Google Patents
マルチチップ集積回路デバイスにおけるルーティングリソースの選択方法 Download PDFInfo
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Description
Claims (15)
- マルチチップ集積回路デバイスにおいてルーティングリソースを選択する方法であって、
設計の初期の配置を作成するために、前記マルチチップ集積回路デバイス上に設計を配置すること、
前記設計の前記初期の配置に基づいて、前記設計の一部と共に配置される前記マルチチップ集積回路デバイスのチップ間の接続を可能にするために必要なバイアの数を推定すること、
前記チップのエリアについてのバイアの最大数よりも大きいバイアの数を有する前記チップの前記エリアを識別すること、
プロセッサによって、前記設計の前記一部と共に配置される前記チップ内のリソースを定義する区画ウィンドウを選択することであって、前記区画ウィンドウは、前記バイアの数を前記区画ウィンドウについてのバイアの最大要件に合致させることができるように選択される、区画ウィンドウを選択すること、および、
前記プロセッサによって、前記チップの前記エリア内の前記バイアの数が前記エリアについての前記バイアの最大数以内になるように、前記区画ウィンドウ内に前記設計の前記一部を再配置すること、
を含む、方法。 - 前記マルチチップ集積回路デバイス上に設計を配置することは、アクティブオンアクティブマルチチップ集積回路デバイスのチップ内に設計を配置することを含む、請求項1に記載の方法。
- 区画ウィンドウを選択することは、前記チップの幾何エリア、前記チップのリソースのセット、および前記チップの複数のタイル、のうちの少なくとも1つを選択することを含む、請求項1または2に記載の方法。
- 区画ウィンドウを選択することは、配線長の成長に基づいて区画ウィンドウを選択することを含む、請求項1から3のいずれか一項に記載の方法。
- 区画ウィンドウを選択することは、水平方向および垂直方向の両方の配線長の成長に基づいて区画ウィンドウを選択することを含む、請求項4に記載の方法。
- 区画ウィンドウを選択することは、第1の数の水平タイルおよび第2の数の垂直タイルを有する区画ウィンドウを選択することを含む、請求項1から5のいずれか一項に記載の方法。
- 前記チップの他のエリアについてのバイアの最大数よりも大きいバイアの数を有する前記チップの前記他のエリアを決定することをさらに含む、請求項1から6のいずれか一項に記載の方法。
- 前記チップの前記エリア内に完全に含まれるネット、および前記エリアの外にピンを有するネットを識別することを、さらに含み、前記設計の前記一部を再配置することは、識別されたネットに基づく、請求項1から7のいずれか一項に記載の方法。
- 区画ウィンドウを選択することは、前記区画ウィンドウ内のリソースの最大利用率を有する区画ウィンドウの部分を識別することを含む、請求項1から8のいずれか一項に記載の方法。
- 区画ウィンドウを選択することは、カットを最小にするために前記エリア内に完全に含まれるネットを識別することを含む、請求項9に記載の方法。
- システムであって、
プロセッサと、
前記プロセッサによって実行されたとき、前記プロセッサに動作を実行させる命令を記憶するコンピュータ可読媒体と、
を備え、前記動作は、
設計の初期の配置を作成するために、前記マルチチップ集積回路デバイス上に設計を配置すること、
前記設計の前記初期の配置に基づいて、前記設計の一部と共に配置される前記マルチチップ集積回路デバイスのチップ間の接続を可能にするために必要なバイアの数を推定すること、
前記チップの前記エリアについてのバイアの最大数よりも大きいバイアの数を有するチップのエリアを識別すること、
前記設計の前記一部と共に配置される前記チップ内のリソースを定義する区画ウィンドウを選択することであって、前記区画ウィンドウは、前記バイアの数を前記区画ウィンドウについてのバイアの最大要件に合致させることができるように選択される、区画ウィンドウを選択すること、および、
前記チップの前記エリア内の前記バイアの数が前記エリアについての前記バイアの最大数以内になるように、前記区画ウィンドウ内に前記設計の前記一部を再配置すること、
を含む、
システム。 - 区画ウィンドウを選択することは、前記チップの幾何エリア、前記チップのリソースのセット、および前記チップの複数のタイル、のうちの少なくとも1つを選択することを含む、請求項11に記載のシステム。
- 区画ウィンドウを選択することは、配線長の成長に基づいて区画ウィンドウを選択することを含む、請求項11または12に記載のシステム。
- 区画ウィンドウを選択することは、水平方向および垂直方向の両方の配線長の成長に基づいて区画ウィンドウを選択することを含む、請求項13に記載のシステム。
- 区画ウィンドウを選択することは、第1の数の水平タイルおよび第2の数の垂直タイルを有する区画ウィンドウを選択することを含む、請求項11から14のいずれか一項に記載のシステム。
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US15/901,761 US10467373B2 (en) | 2018-02-21 | 2018-02-21 | Method of selecting routing resources in a multi-chip integrated circuit device |
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