[dpdk-dev] [PATCH 15/17] eal/cpuflags: add direct store instructions

Kevin Laatz kevin.laatz at intel.com
Tue Mar 24 12:49:19 CET 2020


Add the CPU flag for direct store instructions.

Signed-off-by: Kevin Laatz <kevin.laatz at intel.com>
---
 lib/librte_eal/common/arch/x86/rte_cpuflags.c         | 1 +
 lib/librte_eal/common/include/arch/x86/rte_cpuflags.h | 1 +
 2 files changed, 2 insertions(+)

diff --git a/lib/librte_eal/common/arch/x86/rte_cpuflags.c b/lib/librte_eal/common/arch/x86/rte_cpuflags.c
index ac1de715d..eb9f6b59d 100644
--- a/lib/librte_eal/common/arch/x86/rte_cpuflags.c
+++ b/lib/librte_eal/common/arch/x86/rte_cpuflags.c
@@ -135,6 +135,7 @@ const struct feature_entry rte_cpu_feature_table[] = {
 	FEAT_DEF(AVX512BITALG, 0x00000007, 0, RTE_REG_ECX, 12)
 	FEAT_DEF(AVX512VPOPCNTDQ, 0x00000007, 0, RTE_REG_ECX,  14)
 	FEAT_DEF(CLDEMOTE, 0x00000007, 0, RTE_REG_ECX, 25)
+	FEAT_DEF(MOVDIRI, 0x00000007, 0, RTE_REG_ECX, 27)
 };
 
 int
diff --git a/lib/librte_eal/common/include/arch/x86/rte_cpuflags.h b/lib/librte_eal/common/include/arch/x86/rte_cpuflags.h
index 3a60f3e68..b39abfc38 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_cpuflags.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_cpuflags.h
@@ -127,6 +127,7 @@ enum rte_cpu_flag_t {
 	RTE_CPUFLAG_AVX512BITALG,           /**< AVX512 Bit Algorithms */
 	RTE_CPUFLAG_AVX512VPOPCNTDQ,        /**< AVX512 Vector Popcount */
 	RTE_CPUFLAG_CLDEMOTE,               /**< Cache Line Demote */
+	RTE_CPUFLAG_MOVDIRI,                /**< Direct Store Instructions */
 
 	/* The last item */
 	RTE_CPUFLAG_NUMFLAGS,               /**< This should always be the last! */
-- 
2.17.1



More information about the dev mailing list