Disable Subzero IR generation for performance testing.

tests_lit/reader_tests/binops.ll

Index: tests_lit/reader_tests/binops.ll
diff --git a/tests_lit/reader_tests/binops.ll b/tests_lit/reader_tests/binops.ll
index 785d48216d9edeea6b6ccd4ab00a29453525022c..65ed55ea00907c60074788fc38cd723ad8bbb2d9 100644
--- a/tests_lit/reader_tests/binops.ll
+++ b/tests_lit/reader_tests/binops.ll
@@ -3,6 +3,10 @@
 ; RUN: %p2i -i %s --insts | FileCheck %s
 ; RUN: %l2i -i %s --insts | %ifl FileCheck %s
 ; RUN: %lc2i -i %s --insts | %iflc FileCheck %s
+; RUN: %if --need=allow_disable_ir_gen --command \
+; RUN:   %p2i -i %s --args -notranslate -timing -no-ir-gen \
+; RUN: | %if --need=allow_disable_ir_gen --command \
+; RUN:   FileCheck --check-prefix=NOIR %s
 
 ; TODO(kschimpf): add i8/i16. Needs bitcasts.
 
@@ -965,3 +969,5 @@ entry:
 ; CHECK-NEXT:   %lshr = lshr <4 x i32> %b, %a
 ; CHECK-NEXT:   ret <4 x i32> %lshr
 ; CHECK-NEXT: }
+
+; NOIR: Total across all functions