[libre-riscv-dev] [Bug 336] ALU CompUnit needs to recognise that RA (src1) can be...

diff --git a/7d/18baf282ba1e4c8984e6cb4ab7a1bd65ff6fea b/7d/18baf282ba1e4c8984e6cb4ab7a1bd65ff6fea
new file mode 100644 (file)
index 0000000..7335d25
--- /dev/null
+++ b/7d/18baf282ba1e4c8984e6cb4ab7a1bd65ff6fea
@@ -0,0 +1,79 @@
+Return-path: <libre-riscv-dev-bounces@lists.libre-riscv.org>
+Envelope-to: publicinbox@libre-riscv.org
+Delivery-date: Tue, 09 Jun 2020 13:43:38 +0100
+Received: from localhost ([::1] helo=libre-riscv.org)
+       by libre-soc.org with esmtp (Exim 4.89)
+       (envelope-from <libre-riscv-dev-bounces@lists.libre-riscv.org>)
+       id 1jidbN-0001Im-Uh; Tue, 09 Jun 2020 13:43:37 +0100
+Received: from localhost ([127.0.0.1] helo=bugs.libre-soc.org)
+ by libre-soc.org with esmtp (Exim 4.89)
+ (envelope-from <bugzilla-daemon@libre-soc.org>) id 1jidbM-0001Ic-2i
+ for libre-riscv-dev@lists.libre-riscv.org; Tue, 09 Jun 2020 13:43:36 +0100
+From: bugzilla-daemon@libre-soc.org
+To: libre-riscv-dev@lists.libre-riscv.org
+Date: Tue, 09 Jun 2020 12:43:36 +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: Source Code
+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: cestrauss@gmail.com
+X-Bugzilla-Flags: 
+X-Bugzilla-Changed-Fields: 
+Message-ID: <bug-336-13-UI4jwkUnqS@https.bugs.libre-soc.org/>
+In-Reply-To: <bug-336-13@https.bugs.libre-soc.org/>
+References: <bug-336-13@https.bugs.libre-soc.org/>
+X-Bugzilla-URL: https://bugs.libre-soc.org/
+Auto-Submitted: auto-generated
+MIME-Version: 1.0
+Subject: [libre-riscv-dev] [Bug 336] ALU CompUnit needs to recognise that RA
+ (src1) can be zero
+X-BeenThere: libre-riscv-dev@lists.libre-riscv.org
+X-Mailman-Version: 2.1.23
+Precedence: list
+List-Id: Libre-RISCV General Development
+ <libre-riscv-dev.lists.libre-riscv.org>
+List-Unsubscribe: <http://lists.libre-riscv.org/mailman/options/libre-riscv-dev>, 
+ <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=unsubscribe>
+List-Archive: <http://lists.libre-riscv.org/pipermail/libre-riscv-dev/>
+List-Post: <mailto:libre-riscv-dev@lists.libre-riscv.org>
+List-Help: <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=help>
+List-Subscribe: <http://lists.libre-riscv.org/mailman/listinfo/libre-riscv-dev>, 
+ <mailto:libre-riscv-dev-request@lists.libre-riscv.org?subject=subscribe>
+Reply-To: Libre-RISCV General Development
+ <libre-riscv-dev@lists.libre-riscv.org>
+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" <libre-riscv-dev-bounces@lists.libre-riscv.org>
+
+aHR0cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTMzNgoKLS0tIENvbW1l
+bnQgIzU4IGZyb20gTHVrZSBLZW5uZXRoIENhc3NvbiBMZWlnaHRvbiA8bGtjbEBsa2NsLm5ldD4g
+LS0tCihJbiByZXBseSB0byBDZXNhciBTdHJhdXNzIGZyb20gY29tbWVudCAjNTcpCj4gKEluIHJl
+cGx5IHRvIEx1a2UgS2VubmV0aCBDYXNzb24gTGVpZ2h0b24gZnJvbSBjb21tZW50ICM1NikKPiA+
+IGl0IG1heSBiZSBiZWNhdXNlICJub3ciIGlzIHNldCBhdCB0aGUgZGVmYXVsdCBhY3Rpb24uICBp
+IGhhdmUgeWV0IHRvIHdvcmsKPiA+IG91dCBob3cgdG8gZGV0ZWN0IGNvbWJpbmF0b3JpYWwgbG9v
+cHMuICB0aGVyZSBtYXkgYmUgc29tZXRoaW5nIHRoYXQgY2FuIGJlCj4gPiBkb25lIHVzaW5nIHlv
+c3lzIHN5bnRoLCBtaWNoYWVsIHNob3dlZCBtZSBzb21ldGhpbmcgYSBjb3VwbGUgd2Vla3MgYWdv
+LiAgbHRwCj4gPiBjb21tYW5kPwo+IAo+IEZvdW5kIGl0IG1hbnVhbGx5LCBzdGFyaW5nIGZyb20g
+dmFsaWRfbywgYW5kIGNoYW5naW5nIGNvbWIgdG8gc3luYyBhbG9uZyB0aGUKPiB3YXkuIEludGVy
+ZXN0aW5nIGRlYnVnIGV4cGVyaWVuY2UuCgppJ3ZlIGRvbmUgdGhhdCBiZWZvcmUgOikKCj4gSSBk
+b24ndCByZWFsbHkgcmVjYWxsIGJlaW5nIG11Y2ggYWZmbGljdGVkIGJ5IHRoaXMgc29ydCBvZiBp
+c3N1ZS4gQnV0IHRoZW4sCj4gSSBub3JtYWxseSB0cnkgdG8gYXZvaWQgdXNpbmcgbGF0Y2hlcyBh
+cyBtdWNoIGFzIHBvc3NpYmxlLCB0aGlzIG1heSBiZSB0aGUKPiByZWFzb24uCgp5eWVhaCB0aGV5
+J3JlIG5vdCBhICJub3JtYWwiIHdheSB0byBkbyBGU01zLiAgaG93ZXZlciB3aXRoIHNvbWUgYXNw
+ZWN0cyBiZWluZwpjb21iaW5hdG9yaWFsIGFuZCBzb21lIGJlaW5nIHN5bmMsIHdlIGNhbid0IHVz
+ZSAic3RhbmRhcmQiIHRlY2huaXF1ZXMuCgpuaWNlbHkgZG9uZS4gIHRlc3RfY29yZS5weSBzdGls
+bCB3b3Jrcywgd2hpY2ggaXMgaW1wb3J0YW50LgoKLS0gCllvdSBhcmUgcmVjZWl2aW5nIHRoaXMg
+bWFpbCBiZWNhdXNlOgpZb3UgYXJlIG9uIHRoZSBDQyBsaXN0IGZvciB0aGUgYnVnLgpfX19fX19f
+X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaWJyZS1yaXNjdi1kZXYg
+bWFpbGluZyBsaXN0CmxpYnJlLXJpc2N2LWRldkBsaXN0cy5saWJyZS1yaXNjdi5vcmcKaHR0cDov
+L2xpc3RzLmxpYnJlLXJpc2N2Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpYnJlLXJpc2N2LWRldgo=
+