From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Envelope-to: publicinbox@libre-riscv.org Delivery-date: Sat, 23 May 2020 20:39:59 +0100 Received: from localhost ([::1] helo=libre-riscv.org) by libre-soc.org with esmtp (Exim 4.89) (envelope-from ) id 1jcZzy-0000Qf-F8; Sat, 23 May 2020 20:39:58 +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 1jcZzx-0000QW-0q for libre-riscv-dev@lists.libre-riscv.org; Sat, 23 May 2020 20:39:57 +0100 From: bugzilla-daemon@libre-soc.org To: libre-riscv-dev@lists.libre-riscv.org Date: Sat, 23 May 2020 19:39:57 +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: 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 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 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" Archived-At: List-Archive: aHR0cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTMzNgoKLS0tIENvbW1l bnQgIzkgZnJvbSBMdWtlIEtlbm5ldGggQ2Fzc29uIExlaWdodG9uIDxsa2NsQGxrY2wubmV0PiAt LS0KKEluIHJlcGx5IHRvIEx1a2UgS2VubmV0aCBDYXNzb24gTGVpZ2h0b24gZnJvbSBjb21tZW50 ICM4KQo+IChJbiByZXBseSB0byBDZXNhciBTdHJhdXNzIGZyb20gY29tbWVudCAjNykKPiA+IChJ biByZXBseSB0byBMdWtlIEtlbm5ldGggQ2Fzc29uIExlaWdodG9uIGZyb20gY29tbWVudCAjNikK PiA+ID4gb2sgZG9uZSBmb3IgaW1tX2RhdGEsIGhlcmUgaXMgdGhlIGxvY2F0aW9uLCBpdCBpcyB2 aXJ0dWFsbHkgYSBjb29raWUtY3V0IG9mCj4gPiA+IHdoYXQKPiA+ID4gaXMgZG9uZSBmb3IgaW1t X2RhdGEsIGJlYXIgaW4gbWluZCBpdCB3aWxsIG5lZWQgdG8gYmUgc3JjX2wucVswXSBhbmQgYmVj YXVzZQo+ID4gPiBzcmNfbC5xWzBdIGNvdmVycyBSQSwgd2hlcmUgc3JjX2wucVsxXSBjb3ZlcnMg UkIuICBsaWtld2lzZSB0aGUgc3JjMV9vcl9pbW0KPiA+ID4gbmVlZHMgdG8gZ28gaW50byBzbFsw XSBub3Qgc2xbMV0KPiA+IAo+ID4gSSBoYXZlIGRvbmUgdGhlIGFib3ZlLgo+IAo+IGV4Y2VsbGVu dC4KPiAKPiA+IEkgaGVsZCBteSBjb21taXQgYmVjYXVzZSB5b3Ugc2VlbWVkIHRvIGJlIHdvcmtp bmcgb24gdGhlIGZpbGUuCj4gCj4geWVoIGRvbid0IGRvIHRoYXQ6IGp1c3Qgc2hvdmUgaXQgaW4g OikKPiAKPiA+IEl0J3MgT0sgdG8gY29tbWl0IG5vdz8KPiAKPiBnaXQgcHVsbCB0byBtZXJnZSwg Zmlyc3QsIHRoZW4gZ28gZm9yIGl0LiAgaSBoYXBwZW4gdG8ganVzdCBiZSBnb2luZyBvdXQKPiBz aG9wcGluZwo+IGFueXdheS4KCmxvb2tzIGdyZWF0LCBjZXNhciAtIHVuaXQgdGVzdCB0aW1lLiAg aXQgc2hvdWxkIGJlIGFzIHNpbXBsZSBhcyBzZXR0aW5nCmR1dC5vcGVyX2kuemVyb19hLmVxKDEp IC0gb3IgYWRkaW5nIGFuIGV4dHJhIGFyZ3VtZW50IHRvIG9wX3NpbSgpIHRvCmFsbG93IHRoYXQg dG8gYmUgc2V0IGR5bmFtaWNhbGx5IC0gdGhlbiBzZXR0aW5nIGEgdG8gYSBub24temVybyB2YWx1 ZQphbmQgY2hlY2tpbmcgdGhhdCwgeWVzLCBhY3R1YWxseSwgYSBpcyBub3cgaXJyZWxldmFudCAo c2V0IHRvIHplcm8pLgoKYSBtb3JlIGFkdmFuY2VkIHZlcnNpb24gb2YgdGhlIG9wX3NpbSgpIHRl c3Qgc2hvdWxkIGJlIG5vdCB0byBzZXQKcmQuZ28uZXEoMGIxMSkKaW4gYW4gYWQtaG9jIGZhc2hp b246IGluc3RlYWQgdG8gY2hlY2sgcmRfcmVsX28gYml0cy4KCnRoaXMgc3RhcnRzIHRvIGJlIHZl cnkgbXVjaCBsaWtlIHRoZSBwbGFubmVkIExEL1NUIHVuaXQgdGVzdCBtb2RpZmljYXRpb25zLAph bmQgeW91IGNvdWxkIHByb2JhYmx5IHVzZSB0aGUgZXhhY3Qgc2FtZSBjb2RlIGZvciBib3RoLgoK aG93ZXZlciBwbGVhc2UgZG8gZXZlcnl0aGluZyBpbiBhbiBpbmNyZW1lbnRhbCBmYXNoaW9uOiBu byBtb3JlIHRoYW4gNS0xMC8xNQpsaW5lcyBhdCBhIHRpbWUgd2hlbiBtb2RpZnlpbmcgZXhpc3Rp bmcgY29kZSAoaWYgdGhhdCBpcyBwcmFjdGljYWwpLgoKc28sIHN0YXJ0IHdpdGggYWRkaW5nIHRo ZSBleHRyYSBhcmd1bWVudCB0byBvcF9zaW0oKSB0byBhbGxvdyB6ZXJvX2EgdG8gYmUgc2V0Cgp0 aGVuIGFkZCBhIHRlc3QgY2FsbCBpbiBzY29yZWJvYXJkX3NpbSBvcF9zaW0oYT0xMjMxMjMxMzIx MywgemVyb19hPVRydWUsIC4uLikKCmFuZCBzbyBvbi4KCi0tIApZb3UgYXJlIHJlY2VpdmluZyB0 aGlzIG1haWwgYmVjYXVzZToKWW91IGFyZSBvbiB0aGUgQ0MgbGlzdCBmb3IgdGhlIGJ1Zy4KX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlicmUtcmlzY3Yt ZGV2IG1haWxpbmcgbGlzdApsaWJyZS1yaXNjdi1kZXZAbGlzdHMubGlicmUtcmlzY3Yub3JnCmh0 dHA6Ly9saXN0cy5saWJyZS1yaXNjdi5vcmcvbWFpbG1hbi9saXN0aW5mby9saWJyZS1yaXNjdi1k ZXYK