MIPS32: Fill branch delay slots

Test: booted MIPS32 in QEMU
Test: test-art-host-gtest
Test: test-art-target-gtest
Test: test-art-target-run-test-optimizing on CI20

Change-Id: I727e80753395ab99fff004cb5d2e0a06409150d7
diff --git a/compiler/trampolines/trampoline_compiler.cc b/compiler/trampolines/trampoline_compiler.cc
index 55835e7..70f290d 100644
--- a/compiler/trampolines/trampoline_compiler.cc
+++ b/compiler/trampolines/trampoline_compiler.cc
@@ -152,7 +152,7 @@
       __ LoadFromOffset(kLoadWord, T9, S1, offset.Int32Value());
   }
   __ Jr(T9);
-  __ Nop();
+  __ NopIfNoReordering();
   __ Break();
 
   __ FinalizeCode();