mips32: Add test cases for for mips32 DSP instruction set.

Add test cases for mips32 DSP and DSP revision 2 ASE.
Correctly model SHLL_S.PH on MIPS32.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13479 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 5fe3296..249111c 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -25,7 +25,8 @@
 	os_test \
 	true \
 	x86_amd64_features \
-	s390x_features
+	s390x_features \
+	mips32_features
 
 AM_CFLAGS   += $(AM_FLAG_M3264_PRI)
 AM_CXXFLAGS += $(AM_FLAG_M3264_PRI)