Specify ismin/ismax assembly kernels for POWER8 directly
to fix utest failure in new ismin test -  Makefile.L1 defaults look wrong
@@ -88,7 +88,10 @@ ZTRSMKERNEL_RT = ../generic/trsm_kernel_RT.c
#
#SMINKERNEL = ../arm/min.c
#DMINKERNEL = ../arm/min.c
-#
+
+ISMINKERNEL = imin.S
+ISMAXKERNEL = imax.S
+
ifneq ($(__BYTE_ORDER__),"__ORDER_BIG_ENDIAN__")
ifneq ($(GCCVERSIONGTEQ9),1)
ISAMAXKERNEL = isamax_power8.S
