feat(audit): probe the new operand shapes and measure attemptable files

Assisted-by: DeepSeek V4.1 Flash

verify/l64_groundtruth_test.go

@@ -25,6 +25,10 @@ func TestGroundTruthLOONG64(t *testing.T) {
 		"../testdata/verify/bigframe_loong64.s",
 		"../testdata/verify/guard_loong64.s",
 		"../testdata/verify/indirect_loong64.s",
+		"../testdata/verify/movwfp_loong64.s",
+		"../testdata/verify/branchu_loong64.s",
+		"../testdata/verify/atomics_loong64.s",
+		"../testdata/verify/vector_loong64.s",
 		"trampoline_loong64.s",
 	} {
 		t.Run(path, func(t *testing.T) {