On 17/01/2019 17:39, Andi Kleen wrote:
Can you add a few words on the current limitations?
How's this?
Andrew
diff --git a/htdocs/backends.html b/htdocs/backends.html
index bb70aa6..eecd09a 100644
--- a/htdocs/backends.html
+++ b/htdocs/backends.html
@@ -81,6 +81,7 @@ csky | b ia
epiphany | C gi s
fr30 | ?? FI B pb mg s
frv | ?? B b i s
+gcn | S C D q a e
h8300 | FI B c g s
i386 | ? Q q b ia
ia64 | ? Q C qr b m i
diff --git a/htdocs/gcc-9/changes.html b/htdocs/gcc-9/changes.html
index a35d911..db9ac24 100644
--- a/htdocs/gcc-9/changes.html
+++ b/htdocs/gcc-9/changes.html
@@ -216,6 +216,21 @@ a work-in-progress.</p>
</li>
</ul>
+<h3 id="amdgcn">AMD GCN</h3>
+<ul>
+ <li>
+ A new back end targeting AMD GCN GPUs has been contributed to GCC. The
+ implementation is currently limited to compiling single-threaded,
+ stand-alone programs. Future versions will add support for offloading
+ multi-threaded kernels via OpenMP and OpenACC. The following devices are
+ supported (GCC identifiers in parentheses):
+ <ul>
+ <li>Fiji (<code>fiji</code>).</li>
+ <li>Vega 10 (<code>gfx900</code>).</li>
+ </ul>
+ </li>
+</ul>
+
<h3 id="arc">ARC</h3>
<ul>
<li>LRA is now on by default for the ARC target. This can be
diff --git a/htdocs/index.html b/htdocs/index.html
index 181d479..8b39ff3 100644
--- a/htdocs/index.html
+++ b/htdocs/index.html
@@ -54,6 +54,11 @@ mission statement</a>.</p>
<h2 id="news">News</h2>
<dl>
+<dt><span>AMD GCN support</span>
+ <span clsss="date">[2019-01-17]</span></dt>
+ <dd>GCC support for AMD GCN Fiji and Vega GPUs has been added. This back
+ end was contributed by Mentor Graphics.</dd>
+
<dt><span><a href="gcc-7/">GCC 7.4</a> released</span>
<span class="date">[2018-12-06]</span></dt>
<dd></dd>
