From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 82050] R9270X pyrit benchmark perf regressions with latest kernel/llvm Date: Tue, 05 Aug 2014 15:21:08 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1385585772==" Return-path: Received: from culpepper.freedesktop.org (unknown [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id 31A2F89FF9 for ; Tue, 5 Aug 2014 08:21:08 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1385585772== Content-Type: multipart/alternative; boundary="1407252068.08dAeA81.2477"; charset="us-ascii" --1407252068.08dAeA81.2477 Date: Tue, 5 Aug 2014 15:21:08 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" https://bugs.freedesktop.org/show_bug.cgi?id=82050 --- Comment #3 from Tom Stellard --- (In reply to comment #2) > There was a recent change to LLVM which increased conformance with OpenCL > floating point semantics at some performance cost. That might explain at > least some of the difference. Pyrit doesn't use any floating-point operations, so this shouldn't be an issue. -- You are receiving this mail because: You are the assignee for the bug. --1407252068.08dAeA81.2477 Date: Tue, 5 Aug 2014 15:21:08 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8"

Comment # 3 on bug 82050 from 
(In reply to comment #2)
> There was a recent change to LLVM which increased conformance with OpenCL
> floating point semantics at some performance cost. That might explain at
> least some of the difference.

Pyrit doesn't use any floating-point operations, so this shouldn't be an issue.

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