From mboxrd@z Thu Jan 1 00:00:00 1970
Return-Path:
Received: by sourceware.org (Postfix, from userid 1039)
id ED3363858D20; Thu, 17 Feb 2022 13:20:42 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org ED3363858D20
To: gcc-cvs-wwwdocs@gcc.gnu.org
Subject: gcc-wwwdocs branch master updated.
5b042fc356bc84a79bd86fed4f99796b9638f809
X-Git-Refname: refs/heads/master
X-Git-Reftype: branch
X-Git-Oldrev: 64ae057765cb5500d14502846e4f94540fb0a4b8
X-Git-Newrev: 5b042fc356bc84a79bd86fed4f99796b9638f809
Message-Id: <20220217132042.ED3363858D20@sourceware.org>
Date: Thu, 17 Feb 2022 13:20:42 +0000 (GMT)
From: "H.J. Lu"
X-BeenThere: gcc-cvs-wwwdocs@gcc.gnu.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Gcc-cvs-wwwdocs mailing list
List-Unsubscribe: ,
List-Archive:
List-Help:
List-Subscribe: ,
X-List-Received-Date: Thu, 17 Feb 2022 13:20:43 -0000
This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "gcc-wwwdocs".
The branch, master has been updated
via 5b042fc356bc84a79bd86fed4f99796b9638f809 (commit)
from 64ae057765cb5500d14502846e4f94540fb0a4b8 (commit)
Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.
- Log -----------------------------------------------------------------
commit 5b042fc356bc84a79bd86fed4f99796b9638f809
Author: H.J. Lu
Date: Wed Feb 16 06:39:54 2022 -0800
gcc-11.3: Mention -mharden-sls= and -mindirect-branch-cs-prefix
diff --git a/htdocs/gcc-11/changes.html b/htdocs/gcc-11/changes.html
index fbd1b8ba..8e6d4ec8 100644
--- a/htdocs/gcc-11/changes.html
+++ b/htdocs/gcc-11/changes.html
@@ -1129,6 +1129,13 @@ are not listed here).
no longer changes how they are passed nor returned. This ABI change
is now diagnosed with -Wpsabi
.
+ Mitigation against straight line speculation (SLS) for function
+ return and indirect jump is supported via
+ -mharden-sls=[none|all|return|indirect-jmp]
.
+
+ Add CS prefix to call and jmp to indirect thunk with branch target
+ in r8-r15 registers via -mindirect-branch-cs-prefix
.
+