From patchwork Sun Dec 30 09:06:11 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Max Filippov X-Patchwork-Id: 1019408 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-493196-incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.b="fOcp81P+"; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="AGVLVFRk"; 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 43SF1c0qFCz9s3q for ; Sun, 30 Dec 2018 20:06:40 +1100 (AEDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id; q=dns; s=default; b=DOzPTmceYO1j 4Tj4MPLBC/UEn5rprN82O2j/3JRZnycj+1HavPAGuFN86N2nibsJ+yMq4xuT2rC3 ificu15kPqTHkQ36coMF7jQ+nDU9Zey724oYHscyu/k7Snc73+aiA2YPIKgN3Asp YScwga3yHQIj1I1LD/yTTTI/+CaylQ0= 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:from :to:cc:subject:date:message-id; s=default; bh=uvfNR6R5xE/6gujX1n TrGhEg9G0=; b=fOcp81P+84m8yUO6yIPG8xPTG+dQMuTmk/w1CvYV9Y6WPfOrlc ZIS2LqxvQCdrIm345/LHDNtT4ClwNenNXb9xHGU2SLhDO4QD+dIatRA0BbVlSDIv Mbxo+W4XJLOgVUQOZfFAh3mWQeVq92vjZ5r7o1SRPl+80MS0SpYX7+3AQ= Received: (qmail 89598 invoked by alias); 30 Dec 2018 09:06:32 -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 89588 invoked by uid 89); 30 Dec 2018 09:06:32 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-25.9 required=5.0 tests=BAYES_00, FREEMAIL_FROM, FROM_LOCAL_NOVOWEL, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, HK_RANDOM_ENVFROM, KAM_NUMSUBJECT, RCVD_IN_DNSWL_NONE, SPF_PASS autolearn=ham version=3.3.2 spammy=sk:specula X-HELO: mail-lj1-f194.google.com Received: from mail-lj1-f194.google.com (HELO mail-lj1-f194.google.com) (209.85.208.194) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sun, 30 Dec 2018 09:06:30 +0000 Received: by mail-lj1-f194.google.com with SMTP id t18-v6so21821041ljd.4 for ; Sun, 30 Dec 2018 01:06:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=0RTc27UN5+auvJskGGl/bX1OKDwH9WJ1ZQjVhOELkWY=; b=AGVLVFRkQaMM6e/6TwnBt+tRFolQX6uRqaur7PgYnXF0gKH4zzND/jb6PD1ikKFGPX AKFQ/zJrtpvSNF5a07hmCVCOuoTV9xrC0L5BmLZNfwPBJxXhWSnyE++YFRbbaqfhoYaz ZZPl2aWgEv7DLtqqF7z3sinlmSbiENL7UDjIiuOeu8Km2EZs4GcwWWn9RhU13S8Tdok3 4ZS2MPUYPQEjnRKg+fGpUgFmQpADOPBEj9hieM+PR1ArDkHlFEMvO1kP+hibAPnlFqsf 4UnAwZmAMaKgRShEZv3/7/9h+HNwJc3cDScL46WNAYlmm+m+RQzfWRtqkq/SXYF0O7dq xFrA== Received: from octofox.hsd1.ca.comcast.net. (jcmvbkbc-1-pt.tunnel.tserv24.sto1.ipv6.he.net. [2001:470:27:1fa::2]) by smtp.gmail.com with ESMTPSA id g4-v6sm9629809lji.17.2018.12.30.01.06.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 30 Dec 2018 01:06:27 -0800 (PST) From: Max Filippov To: gcc-patches@gcc.gnu.org Cc: linux-xtensa@linux-xtensa.org, Sterling Augustine , Max Filippov Subject: [PATCH] PR target/86814 Date: Sun, 30 Dec 2018 01:06:11 -0800 Message-Id: <20181230090611.603-1-jcmvbkbc@gmail.com> X-IsSubscribed: yes Xtensa architecture is not affected by speculation. gcc/ 2018-12-30 Max Filippov * config/xtensa/xtensa.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define to speculation_safe_value_not_needed. --- gcc/config/xtensa/xtensa.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/gcc/config/xtensa/xtensa.c b/gcc/config/xtensa/xtensa.c index 080bb4ad765d..34e85dcc164a 100644 --- a/gcc/config/xtensa/xtensa.c +++ b/gcc/config/xtensa/xtensa.c @@ -331,6 +331,9 @@ static unsigned HOST_WIDE_INT xtensa_asan_shadow_offset (void); #undef TARGET_ASAN_SHADOW_OFFSET #define TARGET_ASAN_SHADOW_OFFSET xtensa_asan_shadow_offset +#undef TARGET_HAVE_SPECULATION_SAFE_VALUE +#define TARGET_HAVE_SPECULATION_SAFE_VALUE speculation_safe_value_not_needed + struct gcc_target targetm = TARGET_INITIALIZER;