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Wed, 15 Apr 2020 11:04:09 -0700 (PDT) Date: Wed, 15 Apr 2020 11:04:08 -0700 From: Cole Poirier To: Libre-RISCV General Development Cc: "=?utf-8?Q?libre-riscv-dev=40lists.libre-riscv.org?=" Message-ID: <96A7CF85-69AD-43BA-80D8-C717E61C2FDD@getmailspring.com> In-Reply-To: References: X-Mailer: Mailspring MIME-Version: 1.0 Content-Disposition: inline Subject: Re: [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" T24gQXByIDE1IDIwMjAsIGF0IDEwOjU0IGFtLCBidWd6aWxsYS1kYWVtb25AbGlicmUtc29jLm9y ZyB3cm90ZToKPiBodHRwczovL2J1Z3MubGlicmUtc29jLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MjA4 Cj4gCj4gLS0tIENvbW1lbnQgIzYgZnJvbSBNaWNoYWVsIE5vbGFuIDxtdG5vbGFuMjY0MEBnbWFp bC5jb20+IC0tLQo+IChJbiByZXBseSB0byBMdWtlIEtlbm5ldGggQ2Fzc29uIExlaWdodG9uIGZy b20gY29tbWVudCAjNSkKPj4gb2sgc28gd291bGQgeW91IGxpa2UgdG8gZG8gdGhlIG5leHQgc3Rl cD8gd2hpY2ggaXMsIHllcCB5b3UgZ3Vlc3NlZCBpdDoKPj4gSUVFRTc1NCBGUCBzaW4gYW5kIGNv cyA6KQo+IAo+IEknbSBub3QgcmVhbGx5IHN1cmUgaG93IHRvIGRvIHRoaXMgdGhvdWdoLiBJIGtu b3cgeW91IGRpZCBhIHNpbWlsYXIKPiB0aGluZyBvbgo+IHRoZSBkaXZpZGVyLCBkaWQgeW91IGhh bmRsZSBpdCBhcyBhIGZsb2F0IHRoZSBlbnRpcmUgd2F5IHRocm91Z2ggb3IKPiBjb252ZXJ0IGl0 Cj4gdG8gaW50ZWdlci4uLiBzb21laG93Pwo+IAo+IERvaW5nIGl0IGFzIGEgZmxvYXQgbWVhbnMg dGhhdCB0aGUgYWRkZXJzL3N1YnRyYWN0b3JzIG5lZWQgdG8gYmUgZnVsbCBmbG9hdGluZwo+IHBv aW50IGFkZGVycywgbGlrZSB0aG9zZSBpbiBmcGFkZC8sIHJpZ2h0PyAKPiAKPiBGb3IgY29udmVy dGluZyB0aGUgaW5wdXRzIHRvIGludGVnZXJzLCBpdCBzZWVtcyBsaWtlIHRoZXJlIHdvdWxkIGJl Cj4gaXNzdWVzIGFzCj4gdGhlIGlucHV0IGFuZ2xlIGFwcHJvYWNoZWQgMCAoYmVjYXVzZSBmbG9h dHMgZ2l2ZSBtb3JlIHJlc29sdXRpb24KPiB0aGVyZSkuIENvbGUKPiBlbWFpbGVkIG1lIGEgcGFw ZXIgKHdoaWNoIEkgbGlua2VkIHRvIGluIHRoZSByZXNvdXJjZXMgcGFnZSkgdGhhdAo+IGNvbnRh aW5lZCBhCj4gaHlicmlkIGNvcmRpYyB0aGF0IHN3aXRjaGVkIHRvIGEgdGF5bG9yIHNlcmllcyBh cHByb3hpbWF0aW9uIHdoZW4gdGhlIGlucHV0Cj4gYmVjYW1lIHNtYWxsIGVub3VnaC4gVGhpcyBz ZWVtcyBsaWtlIGl0IG1pZ2h0IHdvcmsgcmVhc29uYWJseSB3ZWxsIGZvciBoYW5kbGluZwo+IHRo ZSBzbWFsbCBpbnB1dCBjYXNlLiAKPiAKPiBUaG91Z2h0cz8KPgo+IE1pY2hhZWwKCkhlcmUncyB0 aGUgbGluayB0byB0aGUgcGFwZXIsIHdoaWNoIHlvdSd2ZSBsaW5rZWQgdG8gb24gdGhlIHJlc291 cmNlcwpwYWdlLiBJIGp1c3QgdGhvdWdodCBJJ2QgaW5jbHVkZSBpdCBpbiB0aGlzIGJ1Zy9tYWls aW5nIGxpc3QgZm9yIGVhc2Ugb2YKYWNjZXNzOiAiTG93IExhdGVuY3kgYW5kIExvdyBFcnJvciBG bG9hdGluZy1Qb2ludCBTaW5lL0Nvc2luZSBGdW5jdGlvbgpCYXNlZCBUQ09SRElDIEFsZ29yaXRo bSIgKGh0dHBzOi8vaWVlZXhwbG9yZS5pZWVlLm9yZy9kb2N1bWVudC83Nzg0Nzk3KS4KRm9yIHBy b2plY3QgbWVtYmVycyB0aGF0IGRvIG5vdCBoYXZlIElFRUUgZXhwbG9yZSBhY2Nlc3MsIHBsZWFz ZSBlbWFpbApNaWNoYWVsIG9yIG15c2VsZiBvZmYtbGlzdC4KCkkgYWxzbyB0aGluayB0aGF0IHRo aXMgcGFwZXIgbWF5IGJlIHJlbGV2YW50LCBob3dldmVyLCBJIGFtIG5vdCBlbnRpcmVseSBzdXJl LgoiUGlwZWxpbmVkIFJhbmdlIFJlZHVjdGlvbiBCYXNlZCBUcnVuY2F0ZWQgTXVsdGlwbGllciIg KGh0dHBzOi8vaWVlZXhwbG9yZS5pZWVlLm9yZy9kb2N1bWVudC85MDYyNjk3KS4KCkNvbGUKCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaWJyZS1yaXNj di1kZXYgbWFpbGluZyBsaXN0CmxpYnJlLXJpc2N2LWRldkBsaXN0cy5saWJyZS1yaXNjdi5vcmcK aHR0cDovL2xpc3RzLmxpYnJlLXJpc2N2Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpYnJlLXJpc2N2 LWRldgo=