Return-path: Envelope-to: publicinbox@libre-riscv.org Delivery-date: Tue, 05 May 2020 15:29:34 +0100 Received: from localhost ([::1] helo=libre-riscv.org) by libre-soc.org with esmtp (Exim 4.89) (envelope-from ) id 1jVyZh-0003Z0-VE; Tue, 05 May 2020 15:29:33 +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 1jVyZg-0003Yo-QW for libre-riscv-dev@lists.libre-riscv.org; Tue, 05 May 2020 15:29:32 +0100 From: bugzilla-daemon@libre-soc.org To: libre-riscv-dev@lists.libre-riscv.org Date: Tue, 05 May 2020 14:29:33 +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: ALU (including IEEE754 16/32/64-bit FPU) X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: enhancement X-Bugzilla-Who: mtnolan2640@gmail.com X-Bugzilla-Status: CONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: mtnolan2640@gmail.com 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 208] implement CORDIC in a general way sufficient to do transcendentals 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" aHR0cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTIwOAoKLS0tIENvbW1l bnQgIzM4IGZyb20gTWljaGFlbCBOb2xhbiA8bXRub2xhbjI2NDBAZ21haWwuY29tPiAtLS0KKElu IHJlcGx5IHRvIEx1a2UgS2VubmV0aCBDYXNzb24gTGVpZ2h0b24gZnJvbSBjb21tZW50ICMzNikK PiAKPiAoanVzdCBydW5uaW5nIHRoZSB0ZXN0cywgeW91IGZvcmdvdCB0byBjb21taXQgY29yZGlj L3Jlbm9ybWFsaXplLnB5Lgo+ICBmb3IgZnV0dXJlIHJlZmVyZW5jZSwgdXNlICJnaXQgc3RhdHVz IiBhbmQgeW91IHNob3VsZCBzcG90IG1pc3NpbmcKPiAgZmlsZXMsIGZhaXJseSBlYXNpbHkuICB0 aGF0J3MgaWYgd2UncmUgcHJvcGVybHkgbWFpbnRhaW5pbmcgIi5naXRpZ25vcmUiKQoKT29wcywg Zml4ZWQhCj4gCj4gCj4gPiBIb3dldmVyLCBmb3IgdGhlIGNvbnZlcnNpb24gYmFjayB0byBmbG9h dGluZyBwb2ludCBJIGhhZCB0byB3cml0ZSBteSBvd24KPiA+IGNsYXNzIHRvIGRvIHNvLCBhcyBu b25lIG9mIHRoZSBleGlzdGluZyBvbmVzICh1c2VkIGluIGZwYWRkIGZvciBpbnN0YW5jZSkKPiA+ IHN1cHBvcnQgKnR3byogb3V0cHV0cy4gCj4gCj4geWVhaCwga2Vlbmx5IGF3YXJlIG9mIHRoYXQu Cj4gCj4gPiBJIGRvbid0IGltYWdpbmUgd2Ugd2FudCB0byBjb250aW51ZSB1c2luZyBteQo+ID4g aW1wbGVtZW50YXRpb24sIHNvIHdoYXQgd291bGQgYmUgdGhlIGJlc3Qgd2F5IG9mIGdvaW5nIGFi b3V0IHRoaXM/Cj4gCj4gaG1tbSBobW1tIHdlbGwgd2Ugd2lsbCBhY3R1YWxseSBuZWVkIGRvdWJs ZS1vdXRwdXQgZnVuY3Rpb25zIGF0IHNvbWUKPiBwb2ludCAoYW5kIG1vcmUpOiBOT1JNQUxJU0Us IERPVFBST0RVQ1QsIHRoZXkncmUgYWxsIG11bHRpLW91dHB1dC4KPiAKPiBob3dldmVyIGZvciB0 aGUgcGxhaW4gIlNJTiIgYW5kICJDT1MiIG9wZXJhdGlvbnMgLSBhbmQgb3RoZXJzIHRoYXQKPiB3 aWxsIHVzZSAiR2VuZXJhbCBDT1JESUMiIC0gd2Ugc2ltcGx5ICpkcm9wKiB0aGUgb3V0cHV0IG9u IHRoZSBmbG9vcgo+IGlmIGl0J3MgdW51c2VkLgo+IAo+IGlmIGhvd2V2ZXIgd2UgZG8gbWFjcm8t b3AgZnVzaW9uLCBzcG90dGluZyB0d28gKGNvbW1vbmx5LXVzZWQpCj4gb3BlcmF0aW9ucyB0b2dl dGhlciwgdGhlIHR3byByZXN1bHRzICp3aWxsKiBiZSBuZWVkZWQuCgpBaCBvaywgc28gbWF5YmUg SSBzaG91bGQgYWRkIGFuIGlucHV0IHRoYXQgc2VsZWN0cyBvbmUgb3IgdGhlIG90aGVyPyAoa2lu ZGEKc3Vja3MgdGhhdCB3ZSBuZWVkIHRvIGNhbGN1bGF0ZSBib3RoIGZvciB0aGUgY29yZGljIHRv IHdvcmssIG9oIHdlbGwpCgoKKEluIHJlcGx5IHRvIEx1a2UgS2VubmV0aCBDYXNzb24gTGVpZ2h0 b24gZnJvbSBjb21tZW50ICMzNykKPiBhaCBleGNlbGxlbnQhICB5b3UgZGlkIGEgRlNNLWJhc2Vk IHZlcnNpb24gYXMgd2VsbCwgdGhhdCdzIHN1cGVyYi4KPiBpZiB0aGUgcGlwZWxpbmVkIHZlcnNp b24gdHVybnMgb3V0IHRvIGJlIGluc2FuZWx5IGdhdGUtaHVuZ3J5LCBvcgo+IGp1c3Qgbm90IHRo YXQgaW1wb3J0YW50LCB3ZSBjYW4gdXNlIGl0LgoKVW5mb3J0dW5hdGVseSwgdGhhdCBvbmUgaXNu J3QgYXMgY29tcGxldGUgYXMgdGhlIHBpcGVsaW5lZCBvbmUuIEl0IGRvZXNuJ3QKaGFuZGxlIGRl bm9ybWFscyBvciAwIHdlbGwgYmVjYXVzZSBJIGhhZCB0byByb2xsIG15IG93biBkZW5vcm1hbGl6 YXRpb24gc3RhZ2UKaW5zdGVhZCBvZiB1c2luZyB0aGUgZXhpc3Rpbmcgb25lIGZyb20gdGhlIG11 bHRpcGxpZXIuIEFuZCBpdCBkb2Vzbid0ICh5ZXQpCnN1cHBvcnQgY29udmVyc2lvbiBiYWNrIGlu dG8gZmxvYXRpbmcgcG9pbnQgYXQgdGhlIGVuZC4gCgo+IAo+IGFsc28gYXMgYSAiZ2VuZXJhbC1w dXJwb3NlIGxpYnJhcnkiIGl0J3MgZXh0cmVtZWx5IHVzZWZ1bCB0byBoYXZlCj4gYmVjYXVzZSBv dGhlciBkZXZlbG9wZXJzIG1pZ2h0IG5vdCB3YW50IGEgZnVsbCBwaXBlbGluZSB2ZXJzaW9uLgoK TWFrZXMgc2Vuc2UuCgotLSAKWW91IGFyZSByZWNlaXZpbmcgdGhpcyBtYWlsIGJlY2F1c2U6Cllv dSBhcmUgb24gdGhlIENDIGxpc3QgZm9yIHRoZSBidWcuCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCmxpYnJlLXJpc2N2LWRldiBtYWlsaW5nIGxpc3QKbGli cmUtcmlzY3YtZGV2QGxpc3RzLmxpYnJlLXJpc2N2Lm9yZwpodHRwOi8vbGlzdHMubGlicmUtcmlz Y3Yub3JnL21haWxtYW4vbGlzdGluZm8vbGlicmUtcmlzY3YtZGV2Cg==