New sample program to benchmark certificate loading

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/programs/Makefile b/programs/Makefile
index d5ebfd7..538744d 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -74,7 +74,7 @@
 	util/pem2der$(EXEXT)		util/strerror$(EXEXT)		\
 	x509/cert_app$(EXEXT)		x509/crl_app$(EXEXT)		\
 	x509/cert_req$(EXEXT)		x509/cert_write$(EXEXT)		\
-	x509/req_app$(EXEXT)
+	x509/load_roots$(EXEXT)		x509/req_app$(EXEXT)
 
 ifdef PTHREAD
 APPS +=	ssl/ssl_pthread_server$(EXEXT)
@@ -285,6 +285,10 @@
 	echo "  CC    x509/cert_req.c"
 	$(CC) $(LOCAL_CFLAGS) $(CFLAGS) x509/cert_req.c    $(LOCAL_LDFLAGS) $(LDFLAGS) -o $@
 
+x509/load_roots$(EXEXT): x509/load_roots.c $(DEP)
+	echo "  CC    x509/load_roots.c"
+	$(CC) $(LOCAL_CFLAGS) $(CFLAGS) x509/load_roots.c    $(LOCAL_LDFLAGS) $(LDFLAGS) -o $@
+
 x509/req_app$(EXEXT): x509/req_app.c $(DEP)
 	echo "  CC    x509/req_app.c"
 	$(CC) $(LOCAL_CFLAGS) $(CFLAGS) x509/req_app.c    $(LOCAL_LDFLAGS) $(LDFLAGS) -o $@