From f545499469fa01cb07e0b79c51ee807e8031d58b Mon Sep 17 00:00:00 2001 From: bugzilla-daemon Date: Wed, 15 Apr 2020 19:34:39 +0000 Subject: [PATCH] [libre-riscv-dev] [Bug 208] implement CORDIC in a general way sufficient to do transcendentals --- 29/b25b98eafff8893b5ad8b4d9a0a9700524fd9c | 93 +++++++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100644 29/b25b98eafff8893b5ad8b4d9a0a9700524fd9c diff --git a/29/b25b98eafff8893b5ad8b4d9a0a9700524fd9c b/29/b25b98eafff8893b5ad8b4d9a0a9700524fd9c new file mode 100644 index 0000000..3cff0c6 --- /dev/null +++ b/29/b25b98eafff8893b5ad8b4d9a0a9700524fd9c @@ -0,0 +1,93 @@ +Return-path: +Envelope-to: publicinbox@libre-riscv.org +Delivery-date: Wed, 15 Apr 2020 20:34:41 +0100 +Received: from localhost ([::1] helo=libre-riscv.org) + by libre-soc.org with esmtp (Exim 4.89) + (envelope-from ) + id 1jOno0-0007c9-W2; Wed, 15 Apr 2020 20:34:40 +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 1jOnny-0007c2-Vt + for libre-riscv-dev@lists.libre-riscv.org; Wed, 15 Apr 2020 20:34:38 +0100 +From: bugzilla-daemon@libre-soc.org +To: libre-riscv-dev@lists.libre-riscv.org +Date: Wed, 15 Apr 2020 19:34:39 +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 +bnQgIzExIGZyb20gTWljaGFlbCBOb2xhbiA8bXRub2xhbjI2NDBAZ21haWwuY29tPiAtLS0KKElu +IHJlcGx5IHRvIEx1a2UgS2VubmV0aCBDYXNzb24gTGVpZ2h0b24gZnJvbSBjb21tZW50ICM3KQo+ +IGludGVnZXIsIGFuZCBrZXB0IHRoaW5ncyBhdCB0aGUgc2FtZSBleHBvbmVudC4gIGkuZS4gd2U6 +Cj4gCj4gKiBhZGp1c3RlZCB0aGUgcmVsYXRpdmUgcmFuZ2Ugb2YgYm90aCBudW1iZXJzIGEgYW5k +IGIgc28gdGhhdCB0aGV5Cj4gICBoYWQgdGhlIHNhbWUgZXhwb25lbnQgKC0xIGZyb20gZXhwLCBz +aGlmdCBtYW50aXNzYSB1bnRpbCBleHAoYSk9PWV4cChiKQo+ICoga2VlcGluZyBlbm91Z2ggYml0 +cyAoM3ggdGhlIElFRUU3NTQgbGVuZ3RoIGluIHNvbWUgcGxhY2VzKSBhdCBhbGwgdGltZXMKPiAg +IHNvIHRoYXQgdGhlcmUgd2lsbCBiZSBubyBsb3NzIG9mIHByZWNpc2lvbgo+ICogZnJvbSB0aGF0 +IHBvaW50IG9uIHRyZWF0ZWQgdGhlIG1hbnRpc3NhIGFzIGFuIGludGVnZXIsICpjb21wbGV0ZWx5 +Cj4gaWdub3JpbmcqCj4gICB0aGUgZXhwb25lbnQgdW50aWwKPiAqIGZpbmFsbHkgYXQgdGhlIGVu +ZCAicmUtbm9ybWFsaXNpbmciIHRoZSByZXN1bHQuCgpBaCBvaywgdGhpcyBtYWtlcyBtb3JlIHNl +bnNlLiAKCgo+IHVuZm9ydHVuYXRlbHksIGFzIHdlIHdpbGwgKGxhdGVyKSBiZSB1c2luZyB0aGUg +Q09SRElDIGJsb2NrIGZvciBvdGhlcgo+IHB1cnBvc2VzLAo+IG5vdCBqdXN0IFNJTi9DT1MgYnV0 +IGFzIGFuIGFjdHVhbCBvcGNvZGUsIGlmIGl0IGRvZXNuJ3QgZG8gImFjdHVhbCBDT1JESUMiCj4g +d2UncmUgc3R1ZmZlZCwgdGhlcmUuCgpBaCBJIHNlZS4gU28gYXQgc29tZSBwb2ludCB3ZSdsbCBi +ZSB3YW50aW5nIHRvIHVzZSB0aGlzIGZvciBnZW5lcmFsIHJvdGF0aW9ucywKaHlwZXJib2xpYyBz +aW4vY29zLCBhbmQgc3VjaD8gCgo+IAo+IGkgc3VzcGVjdCB0aGF0IGl0IG1pZ2h0IGJlIHBvc3Np +YmxlLCBhcyB0aGUgc2l6ZSBvZiB0aGUgQVRBTjIgY29uc3RhbnRzCj4gZ2V0cyBzbWFsbGVyLCB0 +byAic2hpZnQiIHRoZSByZXN1bHQgdXAgc2xpZ2h0bHkuCj4gCj4gdGhpcyB3ZSBjYW4gZG8gLSB0 +ZXN0IG91dCAtIHJpZ2h0IG5vdyBsb25nIGJlZm9yZSB0cnlpbmcgdG8gbW92ZSB0byBGUC4KPiBl +YWNoIENvcmRpY1N0YWdlIGNhbiB0YWtlIGFuIGV4dHJhIGFyZ3VtZW50IHdoaWNoIHNwZWNpZmll +cyB0aGF0IGR4LCBkeSBhbmQKPiBkeiBzaG91bGQgYmUgc2hpZnRlZCBieSBOIGV4dHJhIGJpdHMu +CgpJIHRoaW5rIEkgc29ydCBvZiB1bmRlcnN0YW5kIC0geW91IHdhbnQgdG8gc2NhbGUgdXAgZHgs +IGR5IChhbmQgcHJlc3VtYWJseSB4CmFuZCB5KSB3aGVuIHRoZXkncmUgc21hbGwgc28gdGhhdCB0 +aGV5IGhhdmUgbW9yZSBiaXRzIG9mIHByZWNpc2lvbi4gCgpPbmUgdGhpbmcgdGhhdCBvY2N1cnJl +ZCB0byBtZSAtIHNpbmNlIHBvd2VyIChhbmQgSSBhc3N1bWUgcmlzY3YpIGRvbid0IGluY2x1ZGUK +YW55IHNpbi9jb3Mgb3Bjb2RlcyBidXQgaW5zdGVhZCB1c2UgYSBmdW5jdGlvbiBpbiBsaWJjIHRv +IGNhbGN1bGF0ZSB0aGVtLCB0aGUKY29yZGljIHdvdWxkIG9ubHkgYmUgdXNlZCBieSB0aGUgR1BV +LCByaWdodD8gSWYgdGhhdCdzIHRoZSBjYXNlLCBkbyBzaW4vY29zCm5lY2Vzc2FyaWx5IG5lZWQg +dG8gYmUgYXMgYWNjdXJhdGUgYXMgdGhlIHJlc3VsdCBmcm9tIGxpYmM/CgotLSAKWW91IGFyZSBy +ZWNlaXZpbmcgdGhpcyBtYWlsIGJlY2F1c2U6CllvdSBhcmUgb24gdGhlIENDIGxpc3QgZm9yIHRo +ZSBidWcuCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxp +YnJlLXJpc2N2LWRldiBtYWlsaW5nIGxpc3QKbGlicmUtcmlzY3YtZGV2QGxpc3RzLmxpYnJlLXJp +c2N2Lm9yZwpodHRwOi8vbGlzdHMubGlicmUtcmlzY3Yub3JnL21haWxtYW4vbGlzdGluZm8vbGli +cmUtcmlzY3YtZGV2Cg== + -- 2.30.2