[Mesa-dev] [PATCH 1/2] docs/llvmpipe.html: Add ppc64le as alternative architecture to x86.

Ben Crocker bcrocker at redhat.com
Mon Nov 27 19:44:58 UTC 2017


Power8, Power8NV, and Power9 are supported on an equal footing
with X86.

Cc: "17.2" "17.3" <mesa-stable at lists.freedesktop.org>
Signed-off-by: Ben Crocker <bcrocker at redhat.com>
---
 docs/llvmpipe.html | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/docs/llvmpipe.html b/docs/llvmpipe.html
index 12dccb5eae..5f93c0b807 100644
--- a/docs/llvmpipe.html
+++ b/docs/llvmpipe.html
@@ -20,7 +20,7 @@
 The Gallium llvmpipe driver is a software rasterizer that uses LLVM to
 do runtime code generation.
 Shaders, point/line/triangle rasterization and vertex processing are
-implemented with LLVM IR which is translated to x86 or x86-64 machine
+implemented with LLVM IR which is translated to x86, x86-64, or ppc64le machine
 code.
 Also, the driver is multithreaded to take advantage of multiple CPU cores
 (up to 8 at this time).
@@ -32,18 +32,30 @@ It's the fastest software rasterizer for Mesa.
 
 <ul>
 <li>
-   <p>An x86 or amd64 processor; 64-bit mode recommended.</p>
+   <p>For x86 or amd64 processors, 64-bit mode is recommended.</p>
    <p>
    Support for SSE2 is strongly encouraged.  Support for SSE3 and SSE4.1 will
    yield the most efficient code.  The fewer features the CPU has the more
-   likely is that you run into underperforming, buggy, or incomplete code.
+   likely it is that you will run into underperforming, buggy, or incomplete code.
    </p>
+</li>
+<li>
+   <p>
+     For ppc64le processors, use of Altivec (the Vector Facility)
+     is recommended if Altivec is supported.
+   <p>
+   </p>
+     Use of VSX, the Vector-Scalar Facility, is recommended if VSX is supported,
+     AND if LLVM version 4.0 or later is installed.
+   </p>
+</li>
+<li>
    <p>
    See /proc/cpuinfo to know what your CPU supports.
    </p>
 </li>
 <li>
-   <p>LLVM: version 3.4 recommended; 3.3 or later required.</p>
+   <p>Unless otherwise stated, LLVM version 3.4 is recommended; 3.3 or later is required.</p>
    <p>
    For Linux, on a recent Debian based distribution do:
    </p>
-- 
2.13.6



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