diff --git a/Makefile.system b/Makefile.system index 111fc717b..98d9ae313 100644 --- a/Makefile.system +++ b/Makefile.system @@ -564,8 +564,26 @@ endif ifeq ($(ARCH), zarch) DYNAMIC_CORE = ZARCH_GENERIC + +# Z13 is supported since gcc-5.2, gcc-6, and in RHEL 7.3 and newer +GCC_GE_52 := $(subst 0,,$(shell expr `$(CC) -dumpversion` \>= "5.2")) + +ifeq ($(wildcard /etc/redhat-release), /etc/redhat-release) +RHEL_WITH_Z13 := $(subst 0,,$(shell source /etc/os-release ; expr $$VERSION_ID \>= "7.3")) +endif + +ifeq ($(or $(GCC_GE_52),$(RHEL_WITH_Z13)), 1) DYNAMIC_CORE += Z13 +else +$(info OpenBLAS: Not building Z13 kernels because gcc is older than 5.2 or 6.x) +endif + +GCC_MAJOR_GE_7 := $(shell expr `$(CC) -dumpversion | cut -f1 -d.` \>= 7) +ifeq ($(GCC_MAJOR_GE_7), 1) DYNAMIC_CORE += Z14 +else +$(info OpenBLAS: Not building Z14 kernels because gcc is older than 7.x) +endif endif ifeq ($(ARCH), power)