intel: add scheduling mode statistic

This is for parity with what we do in the current GL shader-db path.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39633>

src/intel/compiler/brw/brw_generator.cpp

@@ -1457,6 +1457,7 @@ brw_generator::generate_code(const brw_shader &s,
       stats->non_ssa_regs_after_nir = shader_stats.non_ssa_registers_after_nir;
       stats->source_hash = prog_data->source_hash;
       stats->grf_registers = devinfo->ver >= 30 ? s.grf_used : 0;
+      stats->scheduler_mode = shader_stats.scheduler_mode;
 
       /* Report the max dispatch width only on the smallest SIMD variant.
        *

src/util/shader_stats.xml

@@ -185,6 +185,9 @@
          <stat name="Source hash" hash="true">
             Hash generated from shader source.
          </stat>
+         <stat name="Scheduler mode" type="str">
+            Scheduling mode selected for this binary.
+         </stat>
        </isa>
     </family>