From 09b53a1c3b298061ea453884147ff72aa2051047 Mon Sep 17 00:00:00 2001 From: bugzilla-daemon Date: Tue, 5 May 2020 14:55:26 +0000 Subject: [PATCH] [libre-riscv-dev] [Bug 208] implement CORDIC in a general way sufficient to do transcendentals --- 31/50efff459399665c3c58a40d2ce98d4e1ce781 | 88 +++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 31/50efff459399665c3c58a40d2ce98d4e1ce781 diff --git a/31/50efff459399665c3c58a40d2ce98d4e1ce781 b/31/50efff459399665c3c58a40d2ce98d4e1ce781 new file mode 100644 index 0000000..1631478 --- /dev/null +++ b/31/50efff459399665c3c58a40d2ce98d4e1ce781 @@ -0,0 +1,88 @@ +Return-path: +Envelope-to: publicinbox@libre-riscv.org +Delivery-date: Tue, 05 May 2020 15:55:28 +0100 +Received: from localhost ([::1] helo=libre-riscv.org) + by libre-soc.org with esmtp (Exim 4.89) + (envelope-from ) + id 1jVyym-0004DJ-0P; Tue, 05 May 2020 15:55:28 +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 1jVyyk-0004D4-HF + for libre-riscv-dev@lists.libre-riscv.org; Tue, 05 May 2020 15:55:26 +0100 +From: bugzilla-daemon@libre-soc.org +To: libre-riscv-dev@lists.libre-riscv.org +Date: Tue, 05 May 2020 14:55:26 +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: lkcl@lkcl.net +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 +bnQgIzQyIGZyb20gTHVrZSBLZW5uZXRoIENhc3NvbiBMZWlnaHRvbiA8bGtjbEBsa2NsLm5ldD4g +LS0tCihJbiByZXBseSB0byBNaWNoYWVsIE5vbGFuIGZyb20gY29tbWVudCAjNDApCj4gTHVrZSwg +eW91ciBsYXRlc3QgY29tbWl0ICg3NGFmMjIxKSBicmVha3MgdGhlIHRlc3RzIGZvciB0aGUgcGlw +ZWxpbmVkIGZwc2luOgoKeWVwIGkgY29tbWVudGVkIGl0IG91dCBmb3Igbm93IChhbmQgZXhwbGFp +bmVkIHdoeSEpCgo+ID09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 +PT09PT09PT09PT09PT09PT09PT09PT09PT0KPiBFUlJPUjogdGVzdF9yYW5kIChfX21haW5fXy5T +aW5Db3NUZXN0Q2FzZSkKPiAtLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t +LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCj4gVHJhY2ViYWNrIChtb3N0IHJlY2VudCBj +YWxsIGxhc3QpOgo+ICAgRmlsZSAidGVzdF9mcF9waXBlLnB5IiwgbGluZSA4MCwgaW4gdGVzdF9y +YW5kCj4gICAgIHNlbGYucnVuX3Rlc3QoaXRlcihpbnB1dHMpLCBvdXRwdXRzPWl0ZXIob3V0cHV0 +cykpCj4gICBGaWxlICJ0ZXN0X2ZwX3BpcGUucHkiLCBsaW5lIDIxLCBpbiBydW5fdGVzdAo+ICAg +ICB2bCA9IHJ0bGlsLmNvbnZlcnQoZHV0LCBwb3J0cz1kdXQucG9ydHMoKSkKPiAgIEZpbGUKPiAi +L2hvbWUvbW5vbGFuLy5sb2NhbC9saWIvcHl0aG9uMy44L3NpdGUtcGFja2FnZXMvbm1pZ2VuL2Jh +Y2svcnRsaWwucHkiLCBsaW5lCj4gMTAxNywgaW4gY29udmVydAo+ICAgICBmcmFnbWVudCA9IGly +LkZyYWdtZW50LmdldChlbGFib3JhdGFibGUsIHBsYXRmb3JtKS5wcmVwYXJlKCoqa3dhcmdzKQo+ +ICAgRmlsZSAiL2hvbWUvbW5vbGFuLy5sb2NhbC9saWIvcHl0aG9uMy44L3NpdGUtcGFja2FnZXMv +bm1pZ2VuL2hkbC9pci5weSIsCj4gbGluZSA1NDAsIGluIHByZXBhcmUKPiAgICAgcmFpc2UgVHlw +ZUVycm9yKCJPbmx5IHNpZ25hbHMgbWF5IGJlIGFkZGVkIGFzIHBvcnRzLCBub3QgeyFyfSIKPiBU +eXBlRXJyb3I6IE9ubHkgc2lnbmFscyBtYXkgYmUgYWRkZWQgYXMgcG9ydHMsIG5vdCAoc2xpY2Ug +KHNpZyB4KSAwOjEpCj4gCj4gSXQgbG9va3MgbGlrZSBkdXQucG9ydHMoKSBpcyByZXR1cm5pbmcg +YSBidW5jaCBvZiBzbGljZXMgZm9yIHRoZSBvdXRwdXQKPiBzaWduYWxzIGFuZCBJJ20gbm90IHN1 +cmUgd2h5OgoKeWVwIGl0IG1lYW5zIHRoYXQgaW4gdGhlIGRhdGFfaSBvciBkYXRhX28geW91J3Zl +IG1pc3NlZCBhICJ5aWVsZCBmcm9tIgphbmQgdXNlZCAieWllbGQiIGluc3RlYWQuICBvciB2aWNl +LXZlcnNhLgoKInlpZWxkIGZyb20geCIgd291bGQgaXRlcmF0ZSAqdGhyb3VnaCB4KiBhbmQgdGhh +dCB0ZWxscyBubWlnZW4gInBsZWFzZQpyZXR1cm4gc2xpY2VzIG9mIHNpbmdsZS1iaXRzIG9mIHgi +LgoKaSdsbCB0YWtlIGEgbG9vawoKLS0gCllvdSBhcmUgcmVjZWl2aW5nIHRoaXMgbWFpbCBiZWNh +dXNlOgpZb3UgYXJlIG9uIHRoZSBDQyBsaXN0IGZvciB0aGUgYnVnLgpfX19fX19fX19fX19fX19f +X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaWJyZS1yaXNjdi1kZXYgbWFpbGluZyBs +aXN0CmxpYnJlLXJpc2N2LWRldkBsaXN0cy5saWJyZS1yaXNjdi5vcmcKaHR0cDovL2xpc3RzLmxp +YnJlLXJpc2N2Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpYnJlLXJpc2N2LWRldgo= + -- 2.30.2