<div class="gmail_quote">On Fri, Apr 22, 2011 at 1:29 PM, Jose Fonseca <<a href="mailto:jfonseca@vmware.com">jfonseca@vmware.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"> <div><div></div>The Mesa state tracker uses SWTNL for GL selection/feedback regardless of the driver. Some SPECviewperf viewsets and CAD apps use it. So using LLVM speeds up selection/feedback for all gallium drivers. </div> We have only tested LLVM with x86/x86_64. So indeed, using it/requiring it on other platforms is not advisable. </blockquote></div> I take the first patch back. Here's an updated r300g patch that requires LLVM on x86 and x86_64 only: <a href="http://configure.ac">configure.ac</a>: require LLVM to build r300g on x86 and x86_64 diff --git a/<a href="http://configure.ac">configure.ac</a> b/<a href="http://configure.ac">configure.ac</a> index d8c50ce..1012ca5 100644 --- a/<a href="http://configure.ac">configure.ac</a> +++ b/<a href="http://configure.ac">configure.ac</a> @@ -1780,9 +1780,16 @@ dnl Gallium Radeon r300g configuration dnl AC_ARG_ENABLE([gallium-r300], [AS_HELP_STRING([--enable-gallium-r300], - [build gallium r300 @<:@default=DRI-only@:>@])], + [build gallium r300 @<:@default=build DRI driver only@:>@])], [enable_gallium_r300="$enableval"], [enable_gallium_r300=auto]) +if test "x$enable_gallium_r300" != xno; then + if test "x$MESA_LLVM" = x0; then + case "$host_cpu" in + i*86|x86_64) AC_MSG_ERROR([LLVM is required to build Gallium R300 on x86 and x86_64]);; + esac + fi +fi if test "x$enable_gallium_r300" = xauto; then GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS r300" gallium_check_st "radeon/drm" "dri-r300" Marek