diff options
Diffstat (limited to 'drivers/net/enic/Makefile')
| -rw-r--r-- | drivers/net/enic/Makefile | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/net/enic/Makefile b/drivers/net/enic/Makefile index 7c6c29cc..e39e4763 100644 --- a/drivers/net/enic/Makefile +++ b/drivers/net/enic/Makefile @@ -39,4 +39,32 @@ SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_intr.c SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_rq.c SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_rss.c +# The current implementation assumes 64-bit pointers +CC_AVX2_SUPPORT=0 +ifeq ($(CONFIG_RTE_ARCH_X86_64),y) +# Figure out if the compiler supports avx2. The extra check using +# -march=core-avx2 is necessary to support users who build for the +# 'default' machine (corei7 which has no avx2) and run the binary on +# newer CPUs that have avx2. +# This part is verbatim from i40e makefile. +ifeq ($(findstring RTE_MACHINE_CPUFLAG_AVX2,$(CFLAGS)),RTE_MACHINE_CPUFLAG_AVX2) + CC_AVX2_SUPPORT=1 +else + CC_AVX2_SUPPORT=\ + $(shell $(CC) -march=core-avx2 -dM -E - </dev/null 2>&1 | \ + grep -q AVX2 && echo 1) + ifeq ($(CC_AVX2_SUPPORT), 1) + ifeq ($(CONFIG_RTE_TOOLCHAIN_ICC),y) + CFLAGS_enic_rxtx_vec_avx2.o += -march=core-avx2 + else + CFLAGS_enic_rxtx_vec_avx2.o += -mavx2 + endif + endif +endif +endif + +ifeq ($(CC_AVX2_SUPPORT), 1) + SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += enic_rxtx_vec_avx2.c +endif + include $(RTE_SDK)/mk/rte.lib.mk |