Return-path: Envelope-to: publicinbox@libre-riscv.org Delivery-date: Sat, 02 May 2020 14:15:19 +0100 Received: from localhost ([::1] helo=libre-riscv.org) by libre-soc.org with esmtp (Exim 4.89) (envelope-from ) id 1jUrzC-0000Ym-FX; Sat, 02 May 2020 14:15:18 +0100 Received: from localhost ([127.0.0.1] helo=bugs.libre-soc.org) by libre-soc.org with esmtp (Exim 4.89) (envelope-from ) id 1jUrzA-0000Ya-M1 for libre-riscv-dev@lists.libre-riscv.org; Sat, 02 May 2020 14:15:16 +0100 From: bugzilla-daemon@libre-soc.org To: libre-riscv-dev@lists.libre-riscv.org Date: Sat, 02 May 2020 13:15:16 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Libre-SOC's first SoC X-Bugzilla-Component: Source Code X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: enhancement X-Bugzilla-Who: lkcl@lkcl.net X-Bugzilla-Status: CONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: lkcl@lkcl.net X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: https://bugs.libre-soc.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Subject: [libre-riscv-dev] [Bug 296] idea: cyclic buffer between FUs and register file X-BeenThere: libre-riscv-dev@lists.libre-riscv.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Libre-RISCV General Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Libre-RISCV General Development Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: libre-riscv-dev-bounces@lists.libre-riscv.org Sender: "libre-riscv-dev" aHR0cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTI5NgoKLS0tIENvbW1l bnQgIzEwIGZyb20gTHVrZSBLZW5uZXRoIENhc3NvbiBMZWlnaHRvbiA8bGtjbEBsa2NsLm5ldD4g LS0tCmFzIGNhbiBiZSBzZWVuIGZyb20gdGhlIGNvbXAuYXJjaCBkaXNjdXNzaW9uLCBhIGN5Y2xp YyBidWZmZXIgb24gKmVhY2ggRnVuY3Rpb24KVW5pdCoKc2VlbXMgdG8gaGF2ZSBzb21lIGFkdmFu dGFnZXMgb3ZlciBqdXN0IGhhdmluZyBhIGdsb2JhbCBjeWNsaWMgYnVmZmVyLgoKaW4gcGFydGlj dWxhciwgd2UgZGlzY3Vzc2VkIDE4IG1vbnRocyBhZ28gdGhlIG1lcml0cyBvZiBhbiBpZGVhIGJ5 IE1pdGNoIEFsc3VwCnRvIHVzZSAqb25seSogMVItb3ItMVcgU1JBTXMgb24gdGhlIHJlZ2ZpbGUs IHdpdGggc2VyaWFsIHJlYWRzIGZvbGxvd2VkIGJ5CkZNQUMgKHRoZSBleGFtcGxlKSBwaXBlbGlu ZSBzdGFnZXMgYW5kIGEgc2luZ2xlIHdyaXRlLiAgaXQncyBleHRyZW1lbHkKZWZmaWNpZW50CnJl c291cmNlLXV0aWxpc2F0aW9uIG9uIHBhcmFsbGVsIHdvcmtsb2Fkcy4KCnRoZSBwcm9ibGVtIHdp dGggdGhhdCBpZGVhIGlzIHRoYXQgaXQgYWJzb2x1dGVseSBzdWNrcyBmb3Igc2NhbGFyIGNvZGUu Cgp0dXJucyBvdXQgdGhhdCBpZiB3ZSBoYXZlIGEgY3ljbGljIGJ1ZmZlciBhbmQgdHVybiB0aGUg ImRlZGljYXRlZCIgUkQxLzIvMwpXUjEvMgpCcm9hZGNhc3QgQnVzZXMgaW50byAiZ2VuZXJhbC1w dXJwb3NlIHJlYWQgLyB3cml0ZSBidXNlcyIsIHRoYXQgd2UgZ2V0IHRoZSBiZXN0Cm9mIGJvdGgg d29ybGRzOgoKKiBpbiB0aGUgc2NhbGFyIGNhc2UsIGEgMy1vcGVyYW5kIEZ1bmN0aW9uVW5pdCBt YXkgdXNlICp0aHJlZSogQnJvYWRjYXN0IEJ1c2VzCiAgdG8gcmVjZWl2ZSBvcGVyYW5kMSwgb3Bl cmFuZDIgYW5kIG9wZXJhbmQzIGluIGEgc2luZ2xlIGN5Y2xlCgoqIGluIHRoZSBwYXJhbGxlbCBj YXNlIChvciBkdXJpbmcgaGVhdnkgbG9hZGluZykgdGhlIGxhY2sgb2YgYXZhaWxhYmlsaXR5IG9m CiAgYWxsIGJ1dCBvbmUgb2YgdGhlIGF2YWlsYWJsZSBidXNlcyBkb2VzICpub3QqIHN0b3AgYSBG dW5jdGlvbiBVbml0IGZyb20KICByZWNlaXZpbmcgaXRzIG9wZXJhbmRzLiAgZXZlbiBpZiBpdCB0 YWtlcyAzIGN5Y2xlcyB0byByZWNlaXZlIG9wZXJhbmRzIG92ZXIKICBqdXN0IHRoZSBvbmUgQnVz LCB0aGUgZmFjdCB0aGF0IGl0IHdpbGwgKmFsc28qIHRha2UgMyBjeWNsZXMgdG8gcm90YXRlIHRo b3NlCiAgdmFsdWVzIGludG8gdGhlIGNvcnJlY3QgT3BlcmFuZCBMYXRjaGVzICpkb2VzIG5vdCBt YXR0ZXIqCgooWWVob3dzaHVhLCB0aGlzIGlzIHBhcnRseSB3aGVyZSAvIHdoeSB0aGUgZXh0cmEg Z2F0ZXMgb2YgYSBCZW5lcyAvIEJ1dHRlcmZseQpOZXR3b3JrIGFyZSBvdmVya2lsbDogKmFsbCog b3BlcmFuZHMgbmVlZCB0byBiZSBkZWxpdmVyZWQgYmVmb3JlIHRoZSBvcGVyYXRpb24KY2FuIHBy b2NlZWQsIHdoaWNoIGxlYXZlcyB0aW1lIHRvIHNodWZmbGUgdGhpbmdzIGludG8gcGxhY2UpLgoK d2hhdCBkb2VzIG5lZWQgdG8gYmUgdGhvdWdodCB0aHJvdWdoIGlzIHRvIHByZXNlcnZlIHRoZSBy ZWFkL3dyaXRlCkRlcGVuZGVuY2llcy4KdGhlIGNydWNpYWwgb25lIGlzIG5vdCByZWFkczogdGhv c2UgY2FuIGRyb3AgdGhlaXIgZGVwZW5kZW5jeSB0aGUgbW9tZW50IHRoYXQKdGhlIG9wZXJhbmQg aXMgcmVjZWl2ZWQgKGV2ZW4gaW50byB0aGUgY3ljbGljIGJ1ZmZlciksIGhvd2V2ZXIgd3JpdGVz CmRlZmluaXRlbHkKY2Fubm90LgoKd2hpbHN0IHRoZXkgY2FuIGJlIF9kZWxpdmVyZWRfIHZpYSB0 aGUgZm9yd2FyZGluZyBidXMsIHRoZSBGdW5jdGlvbiBVbml0ICptdXN0KgpyZW1haW4gYnVzeSAo bm90IGJlIHNlbnQgYSAiR29fV3JpdGUiIHNpZ25hbCB3aGljaCB3aWxsIHRlbGwgaXQgdG8gZHJv cCB0aGUKZGVwZW5kZW5jeSkgdW50aWwgaXRzIHJlc3VsdCBoYXMgcmVhY2hlZCB0aGUgcmVnZmls ZS4KCmFuZCAiaW4gYW55IG9mIHRoZSBjeWNsaWMgYnVmZmVycyIgaXMgKm5vdCogdGhlIHJlZ2Zp bGUuCgpzbyB0aGF0IG5lZWRzIGEgbGl0dGxlIG1vcmUgdGhvdWdodC4KCi0tIApZb3UgYXJlIHJl Y2VpdmluZyB0aGlzIG1haWwgYmVjYXVzZToKWW91IGFyZSBvbiB0aGUgQ0MgbGlzdCBmb3IgdGhl IGJ1Zy4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGli cmUtcmlzY3YtZGV2IG1haWxpbmcgbGlzdApsaWJyZS1yaXNjdi1kZXZAbGlzdHMubGlicmUtcmlz Y3Yub3JnCmh0dHA6Ly9saXN0cy5saWJyZS1yaXNjdi5vcmcvbWFpbG1hbi9saXN0aW5mby9saWJy ZS1yaXNjdi1kZXYK