From d200b30b1f6b0baf3753adfaeaad6d3f40bac58a Mon Sep 17 00:00:00 2001 From: bugzilla-daemon Date: Sat, 6 Jun 2020 20:33:53 +0000 Subject: [PATCH] [libre-riscv-dev] [Bug 336] ALU CompUnit needs to recognise that RA (src1) can be zero --- 18/b1eb921c361044c9fb600a030b957bbe26f2a2 | 92 +++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 18/b1eb921c361044c9fb600a030b957bbe26f2a2 diff --git a/18/b1eb921c361044c9fb600a030b957bbe26f2a2 b/18/b1eb921c361044c9fb600a030b957bbe26f2a2 new file mode 100644 index 0000000..35ec37a --- /dev/null +++ b/18/b1eb921c361044c9fb600a030b957bbe26f2a2 @@ -0,0 +1,92 @@ +Return-path: +Envelope-to: publicinbox@libre-riscv.org +Delivery-date: Sat, 06 Jun 2020 21:33:56 +0100 +Received: from localhost ([::1] helo=libre-riscv.org) + by libre-soc.org with esmtp (Exim 4.89) + (envelope-from ) + id 1jhfVr-00045g-HP; Sat, 06 Jun 2020 21:33:55 +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 1jhfVo-00045S-Qj + for libre-riscv-dev@lists.libre-riscv.org; Sat, 06 Jun 2020 21:33:52 +0100 +From: bugzilla-daemon@libre-soc.org +To: libre-riscv-dev@lists.libre-riscv.org +Date: Sat, 06 Jun 2020 20:33:53 +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: cestrauss@gmail.com +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" + +aHR0cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTMzNgoKLS0tIENvbW1l +bnQgIzQ5IGZyb20gQ2VzYXIgU3RyYXVzcyA8Y2VzdHJhdXNzQGdtYWlsLmNvbT4gLS0tCkknbSBh +ZHZhbmNpbmcgb24gdGhlIEFMVSBDb21wVW5pdCBwYXJhbGxlbCB1bml0IHRlc3QuIEhhdmluZyBn +b25lIHBhc3QgdGhlIHJkCnJlbC9nbyBpbnRlcmZhY2UsIEkndmUgbW92ZWQgb24gdG8gdGhlIEFM +VSBpbnB1dCBpbnRlcmZhY2UuCgpUaGUgQUxVIGlucHV0IGludGVyZmFjZSB1c2VzIGEgdmFsaWQv +cmVhZHkgcHJvdG9jb2wuIEkgYXNzdW1lIHRoYXQgdGhpcywgbGlrZQpyZWwvZ28sIGlzIHNpbWls +YXIgdG8gdGhlIHdpc2hib25lIGludGVyZmFjZS4gQXMgc3VjaDoKCjEpIFRoZSBwb3J0IGlzIGlk +bGUgd2hlbiB2YWxpZF9vIGFuZCByZWFkeV9pIGFyZSBib3RoIHplcm8uCjIpIElmIHZhbGlkX28g +aXMgaGlnaCBidXQgcmVhZHlfaSBpcyBsb3csIHdlIGhhdmUgYSB3YWl0IHN0YXRlLgozKSBXaGVu +IGJvdGggYXJlIGhpZ2gsIHdlIGhhdmUgYSBkYXRhIHRyYW5zZmVyLCBhbmQgdGhlIHRyYW5zYWN0 +aW9uIGVuZHMuCjQpIEl0IGlzIGlsbGVnYWwgdG8ga2VlcCByZWFkeV9pIGhpZ2ggd2hlbiB2YWxp +ZF9vIGlzIGxvdy4KCkFzIGEgZGlhZ3JhbToKCmNsayAgICAgIDEgMiAzIDQgNSA2CmRhdGFfaSAg +IC4gRCBEIEQgRCAuCnZhbGlkX2kgIC4gMSAxIDEgMSAuCnJlYWR5X28gIC4gLiAuIC4gMSAuCmxh +dGNoZWQgIC4gLiAuIC4gRCAuCgpCYWNrIHRvIGJhY2sgdHJhbnNhY3Rpb25zIGFyZSBhbHNvIHBl +cm1pdHRlZDoKCmNsayAgICAgIDEgMiAzIDQgNSA2CmRhdGFfaSAgIC4gQSBBIEIgQyAuCnZhbGlk +X2kgIC4gMSAxIDEgMSAuCnJlYWR5X28gIC4gLiAxIDEgMSAuCmxhdGNoZWQgIC4gLiBBIEIgQyAu +CgpXZWxsLCB3aGlsZSB0cmFjaW5nIHRoZSBBTFUgaW5wdXQgaGFuZHNoYWtlLCBpbiB0aGUgcGFy +YWxsZWwgdW5pdCB0ZXN0LCBpbgpzcmMvc29jL2V4cGVyaW1lbnQvdGVzdC90ZXN0X2NvbXBhbHVf +bXVsdGkucHksIEkgZm91bmQgdGhpczoKCiAgICAgICAgICBjbGsgICAgIDEgMiAzIDQgNSA2CkNv +bXBVbml0OiB2YWxpZF9pIC4gLiAxIDEgLiAuCkFMVTogICAgICByZWFkeV9vIC4gLiAuIDEgMSAu +CiAgICAgICAgICAgICAgICAgICAgICAgICAgXgogICAgICAgICAgICAgICAgICAgICAgICAgIHRy +b3VibGUKCk9uIGN5Y2xlIDUsIHJlYWR5X28gaXMgc3RpbGwgaGlnaCB3aGlsZSB2YWxpZF9pIGlz +IGxvdy4gVGhpcyBjYW4gZ2VuZXJhdGUKdHJvdWJsZSBpZiByZWFkeV9vIGlzIHdpcmVkLW9yIHdp +dGggb3RoZXIgbW9kdWxlcy4KCldvcnNlIHlldCwgb24gdGhlIHNyYy9zb2MvZXhwZXJpbWVudC9h +bHVfaGllci5weSB1bml0IHRlc3Q6Cgp2YWxpZF9pIC4gLiAxIDEgMSAxIDEgMSAuIC4KcmVhZHlf +byAuIC4gLiAxIDEgMSAxIDEgMSAuCgpUaGlzIGlzIHN1cHBvc2VkIHRvIGNvdmVyIGEgc2luZ2xl +IHRyYW5zYWN0aW9uLCBidXQgaW4gbXkgdW5kZXN0YW5kaW5nIEkgc2VlIDUKYWNrbm9sb3dkZ2Vk +IGJhY2stdG8tYmFjayB0cmFuc2FjdGlvbnMgZm9sbG93ZWQgYnkgYSBpbGxlZ2FsIHN0YXRlLgoK +Q2FuIEkgZ28gYWhlYWQgYW5kIGZpeCBhbGwgdGhlc2UgY2FzZXMsIHRvIGJlIG1vcmUgbGlrZSB3 +aXNoYm9uZT8gT3IsIGlzIG15CmFzc3VtcHRpb24gb2Ygd2lzaGJvbmUgbGlrZW5lc3Mgd3Jvbmc/ +CgotLSAKWW91IGFyZSByZWNlaXZpbmcgdGhpcyBtYWlsIGJlY2F1c2U6CllvdSBhcmUgb24gdGhl +IENDIGxpc3QgZm9yIHRoZSBidWcuCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f +X19fX19fX19fX19fCmxpYnJlLXJpc2N2LWRldiBtYWlsaW5nIGxpc3QKbGlicmUtcmlzY3YtZGV2 +QGxpc3RzLmxpYnJlLXJpc2N2Lm9yZwpodHRwOi8vbGlzdHMubGlicmUtcmlzY3Yub3JnL21haWxt +YW4vbGlzdGluZm8vbGlicmUtcmlzY3YtZGV2Cg== + -- 2.30.2