From dba1b81a5a9ae5d4a1371ee0c72a5a761db9ba70 Mon Sep 17 00:00:00 2001 From: bugzilla-daemon Date: Fri, 1 May 2020 18:19:03 +0000 Subject: [PATCH] [libre-riscv-dev] [Bug 296] idea: cyclic buffer between FUs and register file --- 3e/d90289af82d4677980e57788862898bbf7554b | 115 ++++++++++++++++++++++ 1 file changed, 115 insertions(+) create mode 100644 3e/d90289af82d4677980e57788862898bbf7554b diff --git a/3e/d90289af82d4677980e57788862898bbf7554b b/3e/d90289af82d4677980e57788862898bbf7554b new file mode 100644 index 0000000..17c1010 --- /dev/null +++ b/3e/d90289af82d4677980e57788862898bbf7554b @@ -0,0 +1,115 @@ +Return-path: +Envelope-to: publicinbox@libre-riscv.org +Delivery-date: Fri, 01 May 2020 19:19:05 +0100 +Received: from localhost ([::1] helo=libre-riscv.org) + by libre-soc.org with esmtp (Exim 4.89) + (envelope-from ) + id 1jUaFc-0003d1-9M; Fri, 01 May 2020 19:19:04 +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 1jUaFa-0003cn-OE + for libre-riscv-dev@lists.libre-riscv.org; Fri, 01 May 2020 19:19:02 +0100 +From: bugzilla-daemon@libre-soc.org +To: libre-riscv-dev@lists.libre-riscv.org +Date: Fri, 01 May 2020 18:19:03 +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 +bnQgIzQgZnJvbSBMdWtlIEtlbm5ldGggQ2Fzc29uIExlaWdodG9uIDxsa2NsQGxrY2wubmV0PiAt +LS0KaSBiZWxpZXZlIGl0IG1heSBiZSBwb3NzaWJsZSB0byB1c2UgZXhpc3RpbmcgY29tcG9uZW50 +cyBmb3IgdGhpczogdGhlCm1hc2stY2FuY2VsbGFibGUgUGlwZWxpbmUgY2xhc3MgKHdoZXJlIHRo +ZSAibWFzayIgaXMgdGhlCkdMT0JBTF9SRUFEX1BFTkRJTkdfVkVDCm9yIEdMT0JBTF9XUklURV9Q +RU5ESU5HX1ZFQykgcGx1cyB0aGUgbXVsdGktaW5wdXQgcGlwZToKCmh0dHBzOi8vZ2l0LmxpYnJl +LXNvYy5vcmcvP3A9bm11dGlsLmdpdDthPWJsb2I7Zj1zcmMvbm11dGlsL211bHRpcGlwZS5weTto +PTk1Mjc5MjUwZDAwNWVjZGE5NjU0NWM5YWMzZDVhZWM3NGVmNGQwODI7aGI9MjJiYjdlNGEzZWM3 +ZDVmNjEzOWVkMGJkNDI3NjA5YWYzM2RkYWZiMyNsMjU1Cgp0aGlzIGFsbG93cyBpbnB1dCBmcm9t +IG11bHRpcGxlIHNvdXJjZXMsIGFuZCBvbmUgb2YgdGhvc2UgaW5wdXQgc291cmNlcyB3b3VsZApi +ZSB0aGUgKm90aGVyIGVuZCogb2YgdGhlIHBpcGVsaW5lLCB0aHVzIGNyZWF0aW5nIGEgY3ljbGlj +IHJpbmcgYnVmZmVyIHRoYXQKaGFzIHR3byBrZXkgYWRkaXRpb25hbCBhYmlsaXRpZXM6CgoxKSB0 +aGUgYWJpbGl0eSB0byAicGF1c2UiIHRoZSBkYXRhIGJlaW5nIHBhc3NlZCBkb3duIHRoZSBwaXBl +bGluZSAod2l0aG91dAogICBsb3NpbmcgYW55IGRhdGEpLiAgdGhpcyBiZWNhdXNlIGVhY2ggc3Rh +Z2UgaXMgcHJvdGVjdGVkIGJ5IHJlYWR5L3ZhbGlkCiAgIHNpZ25hbHMKCjIpIHRoZSBhYmlsaXR5 +IHRvICJhY2NlcHQiIGV4dHJhIGRhdGEsIGZyb20gKG11bHRpcGxlKSBvdGhlciBzb3VyY2VzLgoK +ZXhhbXBsZXMgb2YgKDIpIGluY2x1ZGUgYW4gb3BlcmFuZC1mb3J3YXJkaW5nIGNhcGFiaWxpdHku +ICB0aGlzIGNhbiBiZQppbXBsZW1lbnRlZCB2ZXJ5IHNpbXBseTogdGhlIG91dHB1dCBmcm9tIHRo +ZSAqd3JpdGUqIGN5Y2xpYyBidWZmZXIgaXMgY29ubmVjdGVkCmFsc28gdG8gb25lIG9mIHRoZSBt +dWx0aS1pbnB1dCBwb3J0cyBvbiB0aGUgKnJlYWQqIGN5Y2xpYyBidWZmZXIhCgoKICArLS0tLS0t +LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tPC0tLS0tLS0tLS0tPC0tLS0tLS0rCiAgdiAgICAgICAg +ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgXgogIHwgICAgICAgICAg +ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHwKICArLS0gUkQxIC0tPiBS +RDIgLS0+IFJEMyAtLS0rICAgICstLSBXUjEgLS0+IFdSMiAtLS0rCiAgfCAgICAgICAgICAgICAg +ICAgICAgICAgICAgfCAgICB8ICAgICAgICAgICAgICAgICAgfAogIF4gICAgICAgICAgICAgICAg +ICAgICAgICAgIHYgICAgXiAgICAgICAgICAgICAgICAgIHYKICArLS0tLS0tPC0tLS0tLS0tLS0t +PC0tLS0tLS0rICAgICstLS0tLS08LS0tLS0tPC0tLS0rCgppZiB3ZSBoYXZlICptdWx0aXBsZSog +b2YgdGhlc2UgY3ljbGljIGJ1ZmZlcnMsIHNwbGl0IHRvIGRlYWwgd2l0aCAzMi1iaXQKZGF0YSBp +biA0IGJhbmtzIChISS0zMiBPREQsIExPLTMyIE9ERCwgSEktMzIgRVZFTiwgTE8tMzIgRVZFTikg +d2UgY2FuIGhhdmUKdGhlIGFwcGVhcmFuY2Ugb2YgdXAgdG8gMTZSNFcgZm9yIDMyLWJpdCB2ZWN0 +b3Igb3BlcmF0aW9ucy4KCm5vdCBvbmx5IHRoYXQsIGJ1dCAiY3Jvc3Npbmcgb3ZlciIgYmV0d2Vl +biB0aGVzZSA0ICJsYW5lcyIgaXMgYSBzaW1wbGUKbWF0dGVyIG9mIHB1dHRpbmcgYWRkaXRpb25h +bCBpbnB1dHMgb250byB0aGUgZnJvbnQgb2YgdGhlIGJ1ZmZlci4KCmknbSBhbHNvIGdvaW5nIHRv +IHJlY29tbWVuZCB0aGF0IHdlIGhhdmUgYXQgbGVhc3QgdHdvIG9mIHRoZXNlIGN5Y2xpYwpidWZm +ZXJzIHBlciByZWdmaWxlIHJlYWQvd3JpdGUgYmFuay4gIHRoaXMgYmVjYXVzZSwgbm90ZToKCiog +UkQxIGlzICpvbmx5KiBjb25uZWN0ZWQgdG8gdGhlIGJyb2FkY2FzdCBidXMgbGlua2VkIHRvIGFs +bCBGdW5jdGlvbiBVbml0J3MKICBSZWctUmVhZDEuCiogUkQyIGlzICpvbmx5KiBjb25uZWN0ZWQg +bGlrZXdpc2UgdG8gYWxsIEZVJ3MgUmVnLVJlYWQyCiogZXRjLgoKYW5kIGlmIGEgcmVnaXN0ZXIg +d2FzIHJlYWQgYnkgUkQxIGJ1dCBpcyBuZWVkZWQgYnkgUkQyLCB3ZSAqaGF2ZSogdG8gcGFzcwpp +dCBvdmVyIHRvIFJEMiBvbiB0aGUgbmV4dCBjbG9jayBjeWNsZS4uLiBidXQgaW4gZG9pbmcgc28g +d2UgKmNhbm5vdCBkbyBhCnJlYWQgb24gdGhlIHJlZ2ZpbGUgUG9ydCAyKiBvbiB0aGF0IG5leHQg +Y2xvY2sgY3ljbGUsIGJlY2F1c2UgdGhlIENlbGwgZm9yClJEMiBpcyAqYWxyZWFkeSBnb2luZyB0 +byBoYXZlIGRhdGEgaW4gaXQqIChyZWNlaXZlZCBmcm9tIHRoZSBjeWNsaWMgc2hpZnQKb2YgZGF0 +YSBwcmV2aW91c2x5IGluIFJEMSkuCgp0aGVyZWZvcmUsIHRvIHNvbHZlIHRoaXMsIGkgdGhpbmsg +d2Ugc2hvdWxkIGhhdmUgdHdvIHJvd3MuICB0aGlzIGdpdmVzIGFuCm9wcG9ydHVuaXR5IHRvIGFs +d2F5cyBoaXQgdGhlIHJlZ2ZpbGUgd2l0aCBtdWx0aXBsZSBSRHMgaW4gZXZlcnkgY2xvY2sgY3lj +bGUsCndoaWxzdCBzdGlsbCBhbHNvIGJlaW5nIGFibGUgdG8gcGFzcyBkYXRhIG92ZXIgdGhlIGJy +b2FkY2FzdCBidXMoZXMpIHRvIGFueQpsaXN0ZW5pbmcgRnVuY3Rpb25Vbml0cy4KCnRoaXMgZG9l +cyBob3dldmVyIG1lYW4gdGhhdCB0aGUgY29sdW1ucyBuZWVkIHRvIGNvbGxhYm9yYXRlLiAgdGhl +cmUgd2lsbCBiZQoqdHdvKiBSRDEgQ2VsbHMgdnlpbmcgZm9yIGFjY2VzcyB0byB0aGUgUmVnLVJl +YWQxIEJyb2FkY2FzdCBCdXMuICB0aGVyZSB3aWxsCmJlICp0d28qIFJEMiBDZWxscyB2eWluZyBm +b3IgYWNjZXNzIHRvIHRoZSBSZWctUmVhZDIgQnJvYWRjYXN0IEJ1cy4KZm9ydHVuYXRlbHksIHRo +aXMganVzdCBuZWVkcyBPUi1nYXRlcyAoYSAyLWluIDEtb3V0IE1VWCkuCgotLSAKWW91IGFyZSBy +ZWNlaXZpbmcgdGhpcyBtYWlsIGJlY2F1c2U6CllvdSBhcmUgb24gdGhlIENDIGxpc3QgZm9yIHRo +ZSBidWcuCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxp +YnJlLXJpc2N2LWRldiBtYWlsaW5nIGxpc3QKbGlicmUtcmlzY3YtZGV2QGxpc3RzLmxpYnJlLXJp +c2N2Lm9yZwpodHRwOi8vbGlzdHMubGlicmUtcmlzY3Yub3JnL21haWxtYW4vbGlzdGluZm8vbGli +cmUtcmlzY3YtZGV2Cg== + -- 2.30.2