Fix issues in long and double testing.

This does not enable the tests (something for later).  This CL also enables the tests for half_recip.

Change-Id: Iec33c69a1295f2978148c8afec62bb297dd6f58e
diff --git a/api/generate.sh b/api/generate.sh
index 4aa933c..7bafa1a 100755
--- a/api/generate.sh
+++ b/api/generate.sh
@@ -17,7 +17,7 @@
 
 set -e
 g++ gen_runtime.cpp -Wall -o gen_runtime
-./gen_runtime -v 19 rs_core_math.spec
+./gen_runtime -v 21 rs_core_math.spec
 mv Test*.java ../../../cts/tests/tests/renderscript/src/android/renderscript/cts/
 mv Test*.rs ../../../cts/tests/src/android/renderscript/cts/
 mv rs_core_math.rsh ../scriptc/