CMPLRTST-15663: add 'matrix-pvc' support in test driver.

Author: myler

SYCL/lit.cfg.py

@@ -100,6 +100,9 @@
 if lit_config.params.get('matrix', False):
     config.available_features.add('matrix')
 
+if lit_config.params.get('matrix-pvc', False):
+    config.available_features.add('matrix-pvc')
+
 #support for LIT parameter ze_debug<num>
 if lit_config.params.get('ze_debug'):
     config.ze_debug = lit_config.params.get('ze_debug')

llvm_test_suite_sycl.pl

@@ -535,6 +535,7 @@ sub do_run
         $matrix = "-Dmatrix=1";
         $jobset = "-j 1";
       } elsif ( is_pvc() ) {
+        $matrix = "-Dmatrix-pvc=1";
         $timeset = "--timeout 1800";
         $jobset = "";
       }