[libre-riscv-dev] [Bug 208] implement CORDIC in a general way sufficient to do transc...
[libre-riscv-dev.git] / 3e / 671394f15ed1b54fb0cbd59a263fd0fbbe6910
1 Return-path: <libre-riscv-dev-bounces@lists.libre-riscv.org>
2 Envelope-to: publicinbox@libre-riscv.org
3 Delivery-date: Tue, 05 May 2020 15:04:18 +0100
4 Received: from localhost ([::1] helo=libre-riscv.org)
5 by libre-soc.org with esmtp (Exim 4.89)
6 (envelope-from <libre-riscv-dev-bounces@lists.libre-riscv.org>)
7 id 1jVyBF-0002v0-Jo; Tue, 05 May 2020 15:04:17 +0100
8 Received: from localhost ([127.0.0.1] helo=bugs.libre-soc.org)
9 by libre-soc.org with esmtp (Exim 4.89)
10 (envelope-from <bugzilla-daemon@libre-soc.org>) id 1jVyB3-0002ui-Rp
11 for libre-riscv-dev@lists.libre-riscv.org; Tue, 05 May 2020 15:04:05 +0100
12 From: bugzilla-daemon@libre-soc.org
13 To: libre-riscv-dev@lists.libre-riscv.org
14 Date: Tue, 05 May 2020 14:04:06 +0000
15 X-Bugzilla-Reason: CC
16 X-Bugzilla-Type: changed
17 X-Bugzilla-Watch-Reason: None
18 X-Bugzilla-Product: Libre-SOC's first SoC
19 X-Bugzilla-Component: ALU (including IEEE754 16/32/64-bit FPU)
20 X-Bugzilla-Version: unspecified
21 X-Bugzilla-Keywords:
22 X-Bugzilla-Severity: enhancement
23 X-Bugzilla-Who: lkcl@lkcl.net
24 X-Bugzilla-Status: CONFIRMED
25 X-Bugzilla-Resolution:
26 X-Bugzilla-Priority: ---
27 X-Bugzilla-Assigned-To: mtnolan2640@gmail.com
28 X-Bugzilla-Flags:
29 X-Bugzilla-Changed-Fields:
30 Message-ID: <bug-208-13-ZXDER0tRCe@https.bugs.libre-soc.org/>
31 In-Reply-To: <bug-208-13@https.bugs.libre-soc.org/>
32 References: <bug-208-13@https.bugs.libre-soc.org/>
33 X-Bugzilla-URL: https://bugs.libre-soc.org/
34 Auto-Submitted: auto-generated
35 MIME-Version: 1.0
36 Subject: [libre-riscv-dev] [Bug 208] implement CORDIC in a general way
37 sufficient to do transcendentals
38 X-BeenThere: libre-riscv-dev@lists.libre-riscv.org
39 X-Mailman-Version: 2.1.23
40 Precedence: list
41 List-Id: Libre-RISCV General Development
42 <libre-riscv-dev.lists.libre-riscv.org>
43 List-Unsubscribe: <http://lists.libre-riscv.org/mailman/options/libre-riscv-dev>,
44 <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=unsubscribe>
45 List-Archive: <http://lists.libre-riscv.org/pipermail/libre-riscv-dev/>
46 List-Post: <mailto:libre-riscv-dev@lists.libre-riscv.org>
47 List-Help: <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=help>
48 List-Subscribe: <http://lists.libre-riscv.org/mailman/listinfo/libre-riscv-dev>,
49 <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=subscribe>
50 Reply-To: Libre-RISCV General Development
51 <libre-riscv-dev@lists.libre-riscv.org>
52 Content-Type: text/plain; charset="utf-8"
53 Content-Transfer-Encoding: base64
54 Errors-To: libre-riscv-dev-bounces@lists.libre-riscv.org
55 Sender: "libre-riscv-dev" <libre-riscv-dev-bounces@lists.libre-riscv.org>
56
57 aHR0cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTIwOAoKLS0tIENvbW1l
58 bnQgIzM2IGZyb20gTHVrZSBLZW5uZXRoIENhc3NvbiBMZWlnaHRvbiA8bGtjbEBsa2NsLm5ldD4g
59 LS0tCihJbiByZXBseSB0byBNaWNoYWVsIE5vbGFuIGZyb20gY29tbWVudCAjMzUpCj4gU28gSSB0
60 aGluayBJIGdvdCB0aGUgZmxvYXRpbmcgcG9pbnQgY29yZGljIGFsbCB0aGUgd2F5IHdvcmtpbmcg
61 eWVzdGVyZGF5LiBJdAo+IGNvbnZlcnRzIHRoZSBmbG9hdGluZyBwb2ludCBpbnB1dCB0byBhIGZp
62 eGVkIHBvaW50IDUwIGJpdCBudW1iZXIsIGNhbGN1bGF0ZXMKPiB0aGUgc2luZSBhbmQgY29zaW5l
63 LCB0aGVuIGNvbnZlcnRzIHRoZW0gYmFjayB0byBmbG9hdGluZyBwb2ludC4KCmh1cnJhaCEKCihq
64 dXN0IHJ1bm5pbmcgdGhlIHRlc3RzLCB5b3UgZm9yZ290IHRvIGNvbW1pdCBjb3JkaWMvcmVub3Jt
65 YWxpemUucHkuCiBmb3IgZnV0dXJlIHJlZmVyZW5jZSwgdXNlICJnaXQgc3RhdHVzIiBhbmQgeW91
66 IHNob3VsZCBzcG90IG1pc3NpbmcKIGZpbGVzLCBmYWlybHkgZWFzaWx5LiAgdGhhdCdzIGlmIHdl
67 J3JlIHByb3Blcmx5IG1haW50YWluaW5nICIuZ2l0aWdub3JlIikKCgo+IEhvd2V2ZXIsIGZvciB0
68 aGUgY29udmVyc2lvbiBiYWNrIHRvIGZsb2F0aW5nIHBvaW50IEkgaGFkIHRvIHdyaXRlIG15IG93
69 bgo+IGNsYXNzIHRvIGRvIHNvLCBhcyBub25lIG9mIHRoZSBleGlzdGluZyBvbmVzICh1c2VkIGlu
70 IGZwYWRkIGZvciBpbnN0YW5jZSkKPiBzdXBwb3J0ICp0d28qIG91dHB1dHMuIAoKeWVhaCwga2Vl
71 bmx5IGF3YXJlIG9mIHRoYXQuCgo+IEkgZG9uJ3QgaW1hZ2luZSB3ZSB3YW50IHRvIGNvbnRpbnVl
72 IHVzaW5nIG15Cj4gaW1wbGVtZW50YXRpb24sIHNvIHdoYXQgd291bGQgYmUgdGhlIGJlc3Qgd2F5
73 IG9mIGdvaW5nIGFib3V0IHRoaXM/CgpobW1tIGhtbW0gd2VsbCB3ZSB3aWxsIGFjdHVhbGx5IG5l
74 ZWQgZG91YmxlLW91dHB1dCBmdW5jdGlvbnMgYXQgc29tZQpwb2ludCAoYW5kIG1vcmUpOiBOT1JN
75 QUxJU0UsIERPVFBST0RVQ1QsIHRoZXkncmUgYWxsIG11bHRpLW91dHB1dC4KCmhvd2V2ZXIgZm9y
76 IHRoZSBwbGFpbiAiU0lOIiBhbmQgIkNPUyIgb3BlcmF0aW9ucyAtIGFuZCBvdGhlcnMgdGhhdAp3
77 aWxsIHVzZSAiR2VuZXJhbCBDT1JESUMiIC0gd2Ugc2ltcGx5ICpkcm9wKiB0aGUgb3V0cHV0IG9u
78 IHRoZSBmbG9vcgppZiBpdCdzIHVudXNlZC4KCmlmIGhvd2V2ZXIgd2UgZG8gbWFjcm8tb3AgZnVz
79 aW9uLCBzcG90dGluZyB0d28gKGNvbW1vbmx5LXVzZWQpCm9wZXJhdGlvbnMgdG9nZXRoZXIsIHRo
80 ZSB0d28gcmVzdWx0cyAqd2lsbCogYmUgbmVlZGVkLgoKCj4gSSBhbHNvIG5lZWRlZCB0byB3cml0
81 ZSBhIG1vZHVsZSBmb3IgY291bnRpbmcgdGhlIG51bWJlciBvZiBsZWFkaW5nIHplcm9zIGluCj4g
82 dGhlIGZpeGVkIHBvaW50IG51bWJlci4gCgphaCBnb29vZC4gIGFjdHVhbGx5IGkgdGhpbmsuLi4g
83 c29tZXdoZXJlLi4uIHZlcnkgaW5lcHRseS1uYW1lZCwgdGhlcmUKaXMgYSBjbGFzcyB0aGF0IGRv
84 ZXMgdGhpcy4gIHByb2JhYmx5ICJNdWx0aVNoaWZ0Uk1lcmdlIi4KCmRvbid0IHdvcnJ5IGFib3V0
85 IGl0IDopCgo+IEkgZG9uJ3QgaW1hZ2luZSB0aGlzIHdvdWxkIG9ubHkgYmUgdXNlZnVsIHRvIHRo
86 ZQo+IGNvcmRpYzsgd2hlcmUgd291bGQgYmUgdGhlIGJlc3QgcGxhY2UgdG8gcHV0IGl0PyBmcGNv
87 bW1vbj8KCm9uIG9uZSBoYW5kIGknZCBiZSBpbmNsaW5lZCB0byBzdWdnZXN0IG5tdXRpbCAoYmVj
88 YXVzZSBDTFogaXMgcHJldHR5CnVzZWZ1bCwgZ2VuZXJhbGx5KQoKb24gdGhlIG90aGVyLCBpdCdz
89 IGEgYmFzaWMgIkFMVSIgb3BlcmF0aW9uLgoKaG1tIGhtbS4uLiAgdGhlIGRlY2lzaW9uIHdvdWxk
90 IGJlIGJhc2VkIHRoZW4gb24gd2hldGhlciBDTFogKGNvdW50IGxlYWRpbmcKemVyb3MpIGhhcyB1
91 c2VzICpvdXRzaWRlKiBvZiBhbiBBTFUsIGFuZCBteSBmZWVsaW5nIGlzLCBpdCBwcm9iYWJseSBk
92 b2VzLgoKYWN0dWFsbHksIGp1c3QgbG9va2luZyBhdCBpdCwgaSByZWFsbHkgbGlrZSBpdCEgIGl0
93 IHJlbWluZHMgbWUgb2YgdGhlCnJlZmVyZW5jZSB0aGF0IEphY29iIHB1dC4uLiB3aGF0IHdhcyBp
94 dC4uLiAiQ29tbW9uIFRhc2sgc29tZXRoaW5nIj8KCi0tIApZb3UgYXJlIHJlY2VpdmluZyB0aGlz
95 IG1haWwgYmVjYXVzZToKWW91IGFyZSBvbiB0aGUgQ0MgbGlzdCBmb3IgdGhlIGJ1Zy4KX19fX19f
96 X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlicmUtcmlzY3YtZGV2
97 IG1haWxpbmcgbGlzdApsaWJyZS1yaXNjdi1kZXZAbGlzdHMubGlicmUtcmlzY3Yub3JnCmh0dHA6
98 Ly9saXN0cy5saWJyZS1yaXNjdi5vcmcvbWFpbG1hbi9saXN0aW5mby9saWJyZS1yaXNjdi1kZXYK
99