From: "H.J. Lu" <hjl.tools@gmail.com>
To: gcc-patches@gcc.gnu.org
Subject: [wwwdocs PATCH] gcc-11.3: Mention -mharden-sls= and -mindirect-branch-cs-prefix
Date: Wed, 16 Feb 2022 06:41:24 -0800 [thread overview]
Message-ID: <20220216144124.69012-1-hjl.tools@gmail.com> (raw)
---
htdocs/gcc-11/changes.html | 7 +++++++
1 file changed, 7 insertions(+)
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).</p>
no longer changes how they are passed nor returned. This ABI change
is now diagnosed with <code>-Wpsabi</code>.
</li>
+ <li>Mitigation against straight line speculation (SLS) for function
+ return and indirect jump is supported via
+ <code>-mharden-sls=[none|all|return|indirect-jmp]</code>.
+ </li>
+ <li>Add CS prefix to call and jmp to indirect thunk with branch target
+ in r8-r15 registers via <code>-mindirect-branch-cs-prefix</code>.
+ </li>
</ul>
</body>
--
2.35.1
next reply other threads:[~2022-02-16 14:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-16 14:41 H.J. Lu [this message]
2022-02-17 9:39 ` Richard Biener
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