diff mbox

[wwwdocs,committed] SH changes update

Message ID 1424213812.14981.165.camel@yam-132-YW-E178-FTW
State New
Headers show

Commit Message

Oleg Endo Feb. 17, 2015, 10:56 p.m. UTC 
Hi,

This mentions some more SH changes for GCC 5.
Committed.

Cheers,
Oleg
diff mbox

Patch

? sh_changes_50_1.patch
Index: htdocs/gcc-5/changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-5/changes.html,v
retrieving revision 1.80
diff -u -r1.80 changes.html
--- htdocs/gcc-5/changes.html	9 Feb 2015 11:54:27 -0000	1.80
+++ htdocs/gcc-5/changes.html	17 Feb 2015 22:54:27 -0000
@@ -656,6 +656,15 @@ 
     functions <code>__set_fpscr</code> and <code>__get_fpscr</code> in libgcc
     which access the <code>__fpscr_values</code> array are still present for
     backwards compatibility, but their usage is highly discouraged.</li>
+
+    <li>Some improvements to code generated for <code>__atomic</code> built-in
+    functions.</li>
+
+    <li>When compiling for SH2E the compiler will no longer force the usage of
+    delay slots for conditional branch instructions <code>bt</code> and
+    <code>bf</code>.  The old behavior can be reinstated (e.g. to work around a
+    hardware bug in the original SH7055) by specifying the new option
+    <code>-mcbranch-force-delay-slot</code>.</li>
   </ul>
 
 <h2 id="os">Operating Systems</h2>