Repository : ssh://git@git.haskell.org/ghc
On branch : master
Link : http://ghc.haskell.org/trac/ghc/changeset/c1cbda598a6239fbc32b9ec04b4f7340487c4d53/ghc
>---------------------------------------------------------------
commit c1cbda598a6239fbc32b9ec04b4f7340487c4d53
Author: Ryan Newton <rrnewton at gmail.com>
Date: Thu Sep 5 18:38:25 2013 -0400
docs only: update the release notes with atomic primops
>---------------------------------------------------------------
c1cbda598a6239fbc32b9ec04b4f7340487c4d53
docs/users_guide/7.8.1-notes.xml | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/docs/users_guide/7.8.1-notes.xml b/docs/users_guide/7.8.1-notes.xml
index 85d2f61..15bf82b 100644
--- a/docs/users_guide/7.8.1-notes.xml
+++ b/docs/users_guide/7.8.1-notes.xml
@@ -147,6 +147,17 @@
<listitem>
<para>
+ New PrimOps for atomic memory operations.
+ The <literal>casMutVar#</literal> PrimOp was introduced in
+ GHC 7.2 (debugged in 7.4). This release also includes additional
+ PrimOps for compare-and-swap (<literal>casArray#</literal> and
+ <literal>casIntArray#</literal>) and one for fetch-and-add
+ (<literal>fetchAddIntArray#</literal>).
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
TODO: mention dynamic changes
</para>
</listitem>