radeonsi: Allow longer intrinsic names

Fixes a boat load of Piglit tests for me, which crashed like fdo#70913
before.

Thanks to Michel Dänzer for the tip.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=70913
Signed-off-by: Kai Wasserbäch <kai@dev.carbon-project.org>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
1 file changed