NaCl docs: an update on AVX

NaCl now supports AVX2.

R=shyamsundarr@chromium.org
TBR=jmedley@chromium.org, shyamsundarr@chromium.org
BUG= https://code.google.com/p/nativeclient/issues/detail?id=3637

Review URL: https://codereview.chromium.org/888313002

Cr-Commit-Position: refs/heads/master@{#314166}

native_client_sdk/doc_generated/faq.html

@@ -267,10 +267,10 @@ Client has transitioned from using NPAPI to using Pepper.</p>
 <h3 id="is-npapi-part-of-the-native-client-sdk">Is NPAPI part of the Native Client SDK?</h3>
 <p>NPAPI is not supported by the Native Client SDK, and is <a class="reference external" href="http://blog.chromium.org/2013/09/saying-goodbye-to-our-old-friend-npapi.html">deprecated in Chrome</a>.</p>
 <h3 id="does-native-client-support-simd-vector-instructions">Does Native Client support SIMD vector instructions?</h3>
-<p>Native Client currently supports SSE on x86 and NEON on ARM. Support for
-AVX on x86 is under way.</p>
 <p>Portable Native Client supports portable SIMD vectors, as detailed in
 <a class="reference internal" href="/native-client/reference/pnacl-c-cpp-language-support.html#portable-simd-vectors"><em>Portable SIMD Vectors</em></a>.</p>
+<p>Native Client supports SSE, AVX1, FMA3 and AVX2 (except for <cite>VGATHER</cite>) on x86
+and NEON on ARM.</p>
 <h3 id="can-i-use-native-client-for-3d-graphics">Can I use Native Client for 3D graphics?</h3>
 <p>Yes. Native Client supports <a class="reference external" href="https://www.khronos.org/opengles/">OpenGL ES 2.0</a>.</p>
 <p>To alert the user regarding their hardware platform&#8217;s 3D feature set

native_client_sdk/doc_generated/sdk/release-notes.html

@@ -7,7 +7,8 @@ reached canary status. The stable release is typically 6 weeks later.</p>
 <h2 id="chrome-pepper-42-20-february-2015">Chrome/Pepper 42 (20 February 2015)</h2>
 <h3 id="nacl">NaCl</h3>
 <ul class="small-gap">
-<li>The x86 NaCl validators accept instructions from the FMA3 extensions.</li>
+<li>The x86 NaCl validators accept instructions from the FMA3 extensions, as well
+as AVX2 instructions (except <cite>VGATHER</cite>).</li>
 </ul>
 <h3 id="pnacl">PNaCl</h3>
 <ul class="small-gap">

native_client_sdk/src/doc/faq.rst

@@ -271,12 +271,12 @@ NPAPI is not supported by the Native Client SDK, and is `deprecated in Chrome`_.
 Does Native Client support SIMD vector instructions?
 ----------------------------------------------------
 
-Native Client currently supports SSE on x86 and NEON on ARM. Support for
-AVX on x86 is under way.
-
 Portable Native Client supports portable SIMD vectors, as detailed in
 :ref:`Portable SIMD Vectors <portable_simd_vectors>`.
 
+Native Client supports SSE, AVX1, FMA3 and AVX2 (except for `VGATHER`) on x86
+and NEON on ARM.
+
 Can I use Native Client for 3D graphics?
 ----------------------------------------
 

native_client_sdk/src/doc/sdk/release-notes.rst

@@ -13,7 +13,8 @@ Chrome/Pepper 42 (20 February 2015)
 NaCl
 ----
 
-* The x86 NaCl validators accept instructions from the FMA3 extensions.
+* The x86 NaCl validators accept instructions from the FMA3 extensions, as well
+  as AVX2 instructions (except `VGATHER`).
 
 
 PNaCl