On Fri, Apr 22, 2011 at 1:29 PM, Jose Fonseca <jfons...@vmware.com> wrote:
> 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.
>
> We have only tested LLVM with x86/x86_64. So indeed, using it/requiring it
> on other platforms is not advisable.
>
I take the first patch back. Here's an updated r300g patch that requires
LLVM on x86 and x86_64 only:
configure.ac: require LLVM to build r300g on x86 and x86_64
diff --git a/configure.ac b/configure.ac
index d8c50ce..1012ca5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -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
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