--- OpenBLAS-0.3.7-tmp/Makefile.power	2019-08-11 21:23:27.000000000 +0000
+++ OpenBLAS-0.3.7/Makefile.power	2019-10-13 13:23:50.390000000 +0000
@@ -29,6 +29,16 @@
 endif
 endif
 
+ifeq ($(CORE), PPC970)
+ifeq ($(USE_OPENMP), 1)
+COMMON_OPT += -Ofast -mcpu=power4 -mtune=power4 -malign-power -DUSE_OPENMP -fno-fast-math -fopenmp
+FCOMMON_OPT += -O2 -frecursive -mcpu=power4 -mtune=power4 -malign-power -DUSE_OPENMP -fno-fast-math -fopenmp
+else
+COMMON_OPT += -Ofast -mcpu=power4 -mtune=power4 -malign-power -fno-fast-math
+FCOMMON_OPT += -O2 -frecursive -mcpu=power4 -mtune=power4 -malign-power -fno-fast-math
+endif
+endif
+
 # workaround for C->FORTRAN ABI violation in LAPACKE
 ifeq ($(F_COMPILER), GFORTRAN)
 FCOMMON_OPT += -fno-optimize-sibling-calls
--- OpenBLAS-0.3.7-tmp/kernel/power/KERNEL.PPC970	2019-08-11 21:23:27.000000000 +0000
+++ OpenBLAS-0.3.7/kernel/power/KERNEL.PPC970	2019-10-13 15:05:55.010000000 +0000
@@ -54,3 +54,6 @@
 ZTRSMKERNEL_LT	=  ztrsm_kernel_LT.S
 ZTRSMKERNEL_RN	=  ztrsm_kernel_LT.S
 ZTRSMKERNEL_RT	=  ztrsm_kernel_RT.S
+
+CROTKERNEL = ../arm/zrot.c
+ZROTKERNEL = ../arm/zrot.c