From patchwork Sun Aug 13 00:17:17 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Pinski X-Patchwork-Id: 800941 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=gcc.gnu.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=gcc-patches-return-460275-incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.b="sqpQN5RC"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xVK7g14Vxz9s1h for ; Sun, 13 Aug 2017 10:17:32 +1000 (AEST) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender :mime-version:from:date:message-id:subject:to:content-type; q= dns; s=default; b=XeXviwExW/vMvAmShXSKGRNBDE8uHg9czO1kY+1Q8sjkUs o/7KKoI5+eSVOnwc7fyfCYYse0OdOuLySYD5Eh/UlWTckYnuuA1PQoDjI9iGk4rx q9T2Ced81lWK8NDcOdR+wcs8Dglv3uRwNFrH7tNBofgGolpb7lNWpo7D0IdDU= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender :mime-version:from:date:message-id:subject:to:content-type; s= default; bh=CFdC0d0YtBRi9m/1lrk3m8GZRLs=; b=sqpQN5RCcO49RHp1PER8 ZenqMRUm01zyQCHUcFOmN0uy5SjGwJMpHLREla1FEV2+SQ2/iU+LElle2peYmMAJ wrN1AOy066CJXjm2Q7cT/U9u+RJGIcB89KL39qtv1ptHgLHVgd8ysXZrHEwfcSWE ZsiNbqJ5xsmsTO83q5VuY6M= Received: (qmail 49689 invoked by alias); 13 Aug 2017 00:17:23 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org Received: (qmail 49675 invoked by uid 89); 13 Aug 2017 00:17:21 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-10.6 required=5.0 tests=AWL, BAYES_00, FREEMAIL_FROM, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM, SPF_PASS autolearn=ham version=3.3.2 spammy=40000, 400.00 X-HELO: mail-yw0-f178.google.com Received: from mail-yw0-f178.google.com (HELO mail-yw0-f178.google.com) (209.85.161.178) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sun, 13 Aug 2017 00:17:20 +0000 Received: by mail-yw0-f178.google.com with SMTP id p68so39502482ywg.0 for ; Sat, 12 Aug 2017 17:17:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=mpG0prCLCg4sNjwTlbkj5OHINN8Gc7MTMXTrdPSTf7M=; b=koG16K5zDpmnNPclqJUrmj8I6jyX+FKczxL8WtUh2Q0a7Spj2RlFE3S/5ZNqBpas18 BeCoHi6P6Ym+5Tnckuc+b8ubLlIyDCh+TIV9mTuFxZcO7jESIBYzp6rClRiLAvIymZWY gEPsGi6YAFrsoiYzvZ+ysuctsq2oBjvjT6s55NJsSeq+w/SZlz8l8kDy8Wsi0iApkhx2 erPOV1pUfcldW5u3Eb1QyWGXjwmISDn5btvYByMUWVtSjwcNcgSdZUSCBbwArjpHeY5Y ZFCYC6lluhD7ajY11ectIvMRBLRlO0fEjkB/tAOPX5/TW0+VU3FjQWeNm8krSGY+YkUb 1uVA== X-Gm-Message-State: AHYfb5iwL47177Ai0ZFt4bdokgUGQVSzhwjjIotUUwnBnAv8r1puV5pW ow8BdqpHI9LjX7VFN0gDeOcwbwLh73gK X-Received: by 10.129.117.65 with SMTP id q62mr16031145ywc.448.1502583438583; Sat, 12 Aug 2017 17:17:18 -0700 (PDT) MIME-Version: 1.0 Received: by 10.129.23.212 with HTTP; Sat, 12 Aug 2017 17:17:17 -0700 (PDT) From: Andrew Pinski Date: Sat, 12 Aug 2017 17:17:17 -0700 Message-ID: Subject: [Committed/AARCH64] Fix rdma for -mcpu=native To: GCC Patches X-IsSubscribed: yes I noticed that rdma is turned off when using -mcpu=native on ThunderX2 CN99xx which is incorrect. The main reason it does that is because rdma is incorrectly recorded as rdma rather than simdrdma as the feature string in aarch64-option-extensions.def. This patch fixes and fixes the problem I was seeing as in some binutils +nordma disables simd also. Committed as obvious after a bootstrap/test on aarch64-linux-gnu with no regressions. Here is my /proc/cpuinfo: processor : 29 BogoMIPS : 400.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics cpuid asimdrdm CPU implementer : 0x42 CPU architecture: 8 CPU variant : 0x0 CPU part : 0x516 CPU revision : 1 Thanks, Andrew Pinski ChangeLog: * aarch64-option-extensions.def (rdma): Fix feature string to what Linux prints out in /proc/cpuinfo. Index: aarch64-option-extensions.def =================================================================== --- aarch64-option-extensions.def (revision 251068) +++ aarch64-option-extensions.def (working copy) @@ -65,6 +65,6 @@ AARCH64_OPT_EXTENSION("rcpc", AARCH64_FL /* Enabling "rdma" also enables "fp", "simd". Disabling "rdma" just disables "rdma". */ -AARCH64_OPT_EXTENSION("rdma", AARCH64_FL_RDMA, AARCH64_FL_FP | AARCH64_FL_SIMD, 0, "rdma") +AARCH64_OPT_EXTENSION("rdma", AARCH64_FL_RDMA, AARCH64_FL_FP | AARCH64_FL_SIMD, 0, "asimdrdm") #undef AARCH64_OPT_EXTENSION