report-fossil: Add "Non SSA regs" for anv

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>

report-fossil.py

@@ -137,6 +137,7 @@ statistics = [
     Statistic(internal_name='max_live_registers', csv_names=['Max live registers'], display_name='Max live registers'),
     Statistic(internal_name='max_dispatch_width', csv_names=['Max dispatch width'], display_name='Max dispatch width', more_is_better=True),
     Statistic(internal_name='source_hash', csv_names=['Source hash'], display_name='Source Hash', is_hash=True),
+    Statistic(internal_name='non_ssa_regs', csv_names=['Non SSA regs after NIR'], display_name='Non SSA regs after NIR'),
 ]
 
 for n in range(8):