From 3e5fa4fb32193d2b50506761e2e70f43dcce4a02 Mon Sep 17 00:00:00 2001 From: bugzilla-daemon Date: Sat, 23 May 2020 13:07:12 +0000 Subject: [PATCH] [libre-riscv-dev] [Bug 336] ALU CompUnit needs to recognise that RA (src1) can be zero --- 85/e195982a71772c909b7275559302683f7bcf08 | 84 +++++++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 85/e195982a71772c909b7275559302683f7bcf08 diff --git a/85/e195982a71772c909b7275559302683f7bcf08 b/85/e195982a71772c909b7275559302683f7bcf08 new file mode 100644 index 0000000..4e293f2 --- /dev/null +++ b/85/e195982a71772c909b7275559302683f7bcf08 @@ -0,0 +1,84 @@ +Return-path: +Envelope-to: publicinbox@libre-riscv.org +Delivery-date: Sat, 23 May 2020 14:07:15 +0100 +Received: from localhost ([::1] helo=libre-riscv.org) + by libre-soc.org with esmtp (Exim 4.89) + (envelope-from ) + id 1jcTru-00045v-FA; Sat, 23 May 2020 14:07:14 +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 1jcTrs-00045l-Fn + for libre-riscv-dev@lists.libre-riscv.org; Sat, 23 May 2020 14:07:12 +0100 +From: bugzilla-daemon@libre-soc.org +To: libre-riscv-dev@lists.libre-riscv.org +Date: Sat, 23 May 2020 13:07:12 +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" + +aHR0cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTMzNgoKLS0tIENvbW1l +bnQgIzYgZnJvbSBMdWtlIEtlbm5ldGggQ2Fzc29uIExlaWdodG9uIDxsa2NsQGxrY2wubmV0PiAt +LS0Kb2sgZG9uZSBmb3IgaW1tX2RhdGEsIGhlcmUgaXMgdGhlIGxvY2F0aW9uLCBpdCBpcyB2aXJ0 +dWFsbHkgYSBjb29raWUtY3V0IG9mCndoYXQKaXMgZG9uZSBmb3IgaW1tX2RhdGEsIGJlYXIgaW4g +bWluZCBpdCB3aWxsIG5lZWQgdG8gYmUgc3JjX2wucVswXSBhbmQgYmVjYXVzZQpzcmNfbC5xWzBd +IGNvdmVycyBSQSwgd2hlcmUgc3JjX2wucVsxXSBjb3ZlcnMgUkIuICBsaWtld2lzZSB0aGUgc3Jj +MV9vcl9pbW0KbmVlZHMgdG8gZ28gaW50byBzbFswXSBub3Qgc2xbMV0KCgpgYGAKICAgICAgICAj +IGlmIHRoZSBvcGVyYW5kIHN1YnNldCBoYXMgInplcm9fYSIgd2UgaW1wbGljaXRseSBhc3N1bWUg +dGhhdCBtZWFucwogICAgICAgICMgc3JjX2lbMF0gaXMgYW4gSU5UIHJlZ2lzdGVyIHR5cGUgd2hl +cmUgemVybyBjYW4gYmUgbXVsdGlwbGV4ZWQgaW4sCmluc3RlYWQuCiAgICAgICAgIyBzZWUgaHR0 +cHM6Ly9idWdzLmxpYnJlLXNvYy5vcmcvc2hvd19idWcuY2dpP2lkPTMzNgogICAgICAgICNpZiBo +YXNhdHRyKG9wZXJfciwgInplcm9fYSIpOgogICAgICAgICAgICAjIHNlbGVjdCB6ZXJvIGltbWVk +aWF0ZSBpZiBvcGNvZGUgc2F5cyBzby4gIGhvd2V2ZXIgYWxzbyBjaGFuZ2UgdGhlCmxhdGNoCiAg +ICAgICAgICAgICMgdG8gdHJpZ2dlciAqZnJvbSogdGhlIG9wY29kZSBsYXRjaCBpbnN0ZWFkLgog +ICAgICAgICAgICAjIC4uLgogICAgICAgICAgICAjIC4uLgoKICAgICAgICAjIGlmIHRoZSBvcGVy +YW5kIHN1YnNldCBoYXMgImltbV9kYXRhIiB3ZSBpbXBsaWNpdGx5IGFzc3VtZSB0aGF0IG1lYW5z +CiAgICAgICAgIyAidGhpcyBpcyBhbiBJTlQgQUxVL0xvZ2ljYWwgRlUgam9iYmllLCBSQiBpcyBt +dWx0aXBsZXhlZCB3aXRoIHRoZQppbW1lZGlhdGUiCiAgICAgICAgaWYgaGFzYXR0cihvcGVyX3Is +ICJpbW1fZGF0YSIpOgogICAgICAgICAgICAjIHNlbGVjdCBpbW1lZGlhdGUgaWYgb3Bjb2RlIHNh +eXMgc28uICBob3dldmVyIGFsc28gY2hhbmdlIHRoZQpsYXRjaAogICAgICAgICAgICAjIHRvIHRy +aWdnZXIgKmZyb20qIHRoZSBvcGNvZGUgbGF0Y2ggaW5zdGVhZC4KICAgICAgICAgICAgb3BfaXNf +aW1tID0gb3Blcl9yLmltbV9kYXRhLmltbV9vawpgYGAKCi0tIApZb3UgYXJlIHJlY2VpdmluZyB0 +aGlzIG1haWwgYmVjYXVzZToKWW91IGFyZSBvbiB0aGUgQ0MgbGlzdCBmb3IgdGhlIGJ1Zy4KX19f +X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlicmUtcmlzY3Yt +ZGV2IG1haWxpbmcgbGlzdApsaWJyZS1yaXNjdi1kZXZAbGlzdHMubGlicmUtcmlzY3Yub3JnCmh0 +dHA6Ly9saXN0cy5saWJyZS1yaXNjdi5vcmcvbWFpbG1hbi9saXN0aW5mby9saWJyZS1yaXNjdi1k +ZXYK + -- 2.30.2