JP2001519949A - ソフトウェア性能プロファイリングデータをキャプチャするためのキャッシュを組込んだマイクロプロセッサベースのデバイス - Google Patents
ソフトウェア性能プロファイリングデータをキャプチャするためのキャッシュを組込んだマイクロプロセッサベースのデバイスInfo
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3604—Software analysis for verifying properties of programs
- G06F11/3612—Software analysis for verifying properties of programs by runtime analysis
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- G06F11/36—Preventing errors by testing or debugging software
- G06F11/362—Software debugging
- G06F11/3636—Software debugging by tracing the execution of the program
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- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/261—Functional testing by simulating additional hardware, e.g. fault simulation
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- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3409—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment for performance assessment
- G06F11/3419—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment for performance assessment by assessing time
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- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3466—Performance evaluation by tracing or monitoring
- G06F11/348—Circuit details, i.e. tracer hardware
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- G06F11/362—Software debugging
- G06F11/3648—Software debugging using additional hardware
- G06F11/3656—Software debugging using additional hardware using a specific debug interface
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F11/30—Monitoring
- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3466—Performance evaluation by tracing or monitoring
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- G06F2201/885—Monitoring specific for caches
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Software Systems (AREA)
- Debugging And Monitoring (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.一連の命令を実行するように適合される電子プロセッサベースのデバイス( 102)であって、前記プロセッサベースのデバイスにはピンが設けられ外部導 体への接続ができ、前記プロセッサベースのデバイスはプロセッサコア(104 )を含み、前記電子プロセッサベースのデバイスは 前記プロセッサコア(104)に結合され前記プロセッサコアにより実行され る命令に関連する性能プロファイリング情報をストアするためのトレースキャッ シュ(200)を特徴としており、前記トレースキャッシュは一連の記憶素子を 含み、各記憶素子は性能プロファイリング情報をストアするよう適合されること を特徴とする、プロセッサベースのデバイス。 2.プロセッサベースのデバイス(102)であって 前記トレースキャッシュ(200)に結合される第1のカウンタと、 前記第1のカウンタに結合される第1のトリガ制御レジスタ(219a)とを さらに含み、前記第1のトリガ制御レジスタ(219a)は予め定められた命令 の実行の際に前記第1のカウンタを活性化するよう構成可能であり、前記プロセ ッサベースのデバイスはさらに 前記第1のカウンタに結合される第2のトリガ制御レジスタ(219b)を含 み、前記第2のトリガ制御レジスタ(219b)はさらなる予め定められた命令 の実行の際に前記第1のカウンタを非活性化するよう構成可能であり、 前記第1のカウンタの非活性化によりそのカウント値が前記トレースキャッシ ュ内にストアされる、請求項1に記載のプロセッサベースのデバイス。 3.プロセッサベースのデバイス(102)であって 前記トレースキャッシュ(102)に結合される第2のカウンタをさらに含み 、 前記第2のトリガ制御レジスタ(219b)はさらなる予め定められた命令の 実行の際に前記第2のカウンタを初期化するようさらに構成可能であり、前記第 2のカウンタの初期化により、初期化の直前のそのカウント値が前記トレースキ ャッシュ(200)内にストアされる、請求項2に記載のプロセッサベースのデ バイス。 4.前記予め定められた命令は特定されたソフトウェアプロシジャへ入ったこと を示し、前記さらなる予め定められた命令は特定されたソフトウェアプロシジャ から出たことを示す、請求項2に記載のプロセッサベースのデバイス。 5.前記予め定められた命令は特定された割込ハンドラへ入ったことを示し、前 記さらなる予め定められた命令は前記特定された割込ハンドラから出たことを示 す、請求項2に記載のプロセッサベースのデバイス。 6.前記トレースキャッシュ(200)はファーストインファーストアウト(F IFO)循環キャッシュである、請求項1に記載のプロセッサベースのデバイス 。 7.前記トレースキャッシュとピンの選択されたものとの間に接続され前記トレ ースキャッシュから外部デバイスへ性能プロファイリング情報を送信するための 通信チャネルをさらに含む、請求項1に記載のプロセッサベースのデバイス。 8.一連の命令を実行するプロセッサコア(104)を有するプロセッサベース のデバイス(102)から、ソフトウェア性能プロファイリング情報を後処理ハ ードウェアまたは外部デバッグシステム(H)にもたらす方法であって、 前記プロセッサベースのデバイス(102)内にトレースキャッシュ(200 )を設けるステップを含み、前記トレースキャッシュ(200)は性能プロファ イリング情報をストアするよう適合される一連の記憶素子を含んでおり、前記方 法はさらに 前記プロセッサコア(104)により実行される命令に関連する性能プロファ イリング情報を生成するステップと、 前記トレースキャッシュの記憶素子内に前記性能プロファイリング情報をスト アするステップとを含む、方法。 9.前記生成するステップは カウンタを設けるステップと、 予め定められた命令の実行の際に前記カウンタを活性化するステップと、 さらなる予め定められた命令の実行の際に前記カウンタを非活性化するステッ プとを含み、前記性能プロファイリング情報は非活性化された後の前記カウンタ のカウント値を含んでいる、請求項8に記載の方法。 10.前記トレースキャッシュ(200)から前記デバッグシステム(H)への 通信チャネル(230)を設けるステップと、 前記トレース情報を前記トレースキャッシュ(200)から前記デバッグシス テム(H)へ前記通信チャネル(230)を介して通信するステップとをさらに 含む、請求項8に記載の方法。 11.ソフトウェア性能プロファイリング情報を生成し分析するためのソフトウ ェア開発環境であって 一連の命令を実行するよう適合される電子プロセッサベースのデバイス(10 2)を含み、前記プロセッサベースのデバイスは 外部導体へ接続するためのピンと、 プロセッサコア(104)と、 前記プロセッサコア(104)に結合され前記プロセッサコア(104)に より実行される命令に関連する性能プロファイリング情報をストアするためのト レースキャッシュ(200)とを含み、前記トレースキャッシュ(200)は一 連の記憶素子を含み、前記記憶素子は性能プロファイリング情報をストアするよ う適合されており、前記プロセッサベースのデバイスはさらに 前記トレースキャッシュと前記ピンの選択されたものとの間に接続され前記 トレースキャッシュから前記ピンへ性能プロファイリング情報を送信するための 通信チャネル(230)を含み、前記ソフトウェア開発環境はさらに 前記プロセッサベースのデバイスの前記ピンに通信可能に結合され前記トレー スキャッシュから性能プロファイリング情報を受信するためのホストシステム( H)を含み、前記ホストシステム(H)は性能プロファイルデータを分析するた めのソフトウェアを含む、ソフトウェア開発環境。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4307097P | 1997-04-08 | 1997-04-08 | |
US60/043,070 | 1997-04-08 | ||
US08/992,610 | 1997-12-17 | ||
US08/992,610 US6154857A (en) | 1997-04-08 | 1997-12-17 | Microprocessor-based device incorporating a cache for capturing software performance profiling data |
PCT/US1998/006838 WO1998045784A1 (en) | 1997-04-08 | 1998-04-07 | Microprocessor-based device incorporating a cache for capturing software performance profiling data |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2001519949A true JP2001519949A (ja) | 2001-10-23 |
JP2001519949A5 JP2001519949A5 (ja) | 2005-11-10 |
JP4138021B2 JP4138021B2 (ja) | 2008-08-20 |
Family
ID=26720006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54301998A Expired - Lifetime JP4138021B2 (ja) | 1997-04-08 | 1998-04-07 | プロセッサベースのデバイス、ソフトウェア性能プロファイリング情報をもたらす方法およびソフトウェア性能プロファイリング情報を生成し分析するためのソフトウェア開発システム |
Country Status (6)
Country | Link |
---|---|
US (1) | US6154857A (ja) |
EP (1) | EP0974096B1 (ja) |
JP (1) | JP4138021B2 (ja) |
KR (1) | KR100522193B1 (ja) |
DE (1) | DE69801156T2 (ja) |
WO (1) | WO1998045784A1 (ja) |
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- 1998-04-07 EP EP98918024A patent/EP0974096B1/en not_active Expired - Lifetime
- 1998-04-07 DE DE69801156T patent/DE69801156T2/de not_active Expired - Lifetime
- 1998-04-07 WO PCT/US1998/006838 patent/WO1998045784A1/en active IP Right Grant
- 1998-04-07 KR KR10-1999-7009274A patent/KR100522193B1/ko not_active IP Right Cessation
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JP2008293061A (ja) * | 2007-05-22 | 2008-12-04 | Nec Electronics Corp | 半導体装置、及び半導体装置のデバッグ方法 |
JP2010020767A (ja) * | 2008-07-09 | 2010-01-28 | Arm Ltd | データ処理装置の監視およびその監視データの集計 |
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JP2012133752A (ja) * | 2010-11-29 | 2012-07-12 | Denso Corp | マイクロコンピュータ |
JP2013228924A (ja) * | 2012-04-26 | 2013-11-07 | Kyocera Document Solutions Inc | 半導体集積回路 |
Also Published As
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DE69801156D1 (de) | 2001-08-23 |
EP0974096A1 (en) | 2000-01-26 |
KR20010006194A (ko) | 2001-01-26 |
DE69801156T2 (de) | 2002-03-14 |
EP0974096B1 (en) | 2001-07-18 |
JP4138021B2 (ja) | 2008-08-20 |
US6154857A (en) | 2000-11-28 |
KR100522193B1 (ko) | 2005-10-18 |
WO1998045784A1 (en) | 1998-10-15 |
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